Abstract

A dishwasher includes a housing defining a washtub, a plurality of racks disposed within the washtub, a manifold positioned on a backside of at least one of the plurality of racks. The manifold includes an impeller positioned within an inlet of the manifold, a drive gear system mechanically coupled to the impeller via a drive shaft, a transmission shaft mechanically coupled to the drive gear system, and a plurality of spray tubes fluidly coupled to the manifold. The plurality of spray tubes oscillate to distribute fluid onto items positioned within the washtub.

IPC Classes  ?

• A47L 15/42 - Washing or rinsing machines for crockery or table-ware Details
• A47L 15/50 - Racks

Abstract

The present application relates to the technical field of control over air conditioning devices. Disclosed are a temperature and humidity control method, and a device and a computer-readable storage medium. The temperature and humidity control method comprises: on the basis of acquired historical environment data of a target space, determining constant temperature and humidity comfort lines of the target space; acquiring the current temperature and humidity combination comprising the temperature and humidity of the target space at the current moment; on the basis of the current temperature and humidity combination, determining a first target temperature and humidity combination from among temperature and humidity combinations in the constant temperature and humidity comfort lines; and controlling a target device to operate according to the temperature and humidity in the first target temperature and humidity combination.

IPC Classes  ?

• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/00 - Control or safety arrangements

Abstract

Disclosed in the present application are a method and apparatus for controlling the airflow frequency of an air conditioner, and an air conditioner and a computer-readable storage medium. The method for controlling the airflow frequency of an air conditioner comprises: acquiring a steady-state control parameter of an air conditioner which is in a steady state, wherein the steady-state control parameter at least comprises one of a compressor frequency and a fan rotation speed; determining a target control parameter of the air conditioner on the basis of a preset control cycle, a maximum offset, a control step size and the steady-state control parameter, wherein the value of the target control parameter fluctuates over time within a parameter range corresponding to the steady-state control parameter and the maximum offset; and controlling the operation of the air conditioner on the basis of the target control parameter.

IPC Classes  ?

• F24F 11/77 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
• F24F 11/74 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity

Abstract

Disclosed in the present application are a method and apparatus for predicting the energy-saving rate of an air conditioner, and an air conditioner and a computer-readable storage medium. The method for predicting the energy-saving rate of an air conditioner comprises: when a target air conditioner enables an energy-saving mode, acquiring the current environmental information, the current operating condition information and the current setting information; acquiring a real-time energy-saving power of the target air conditioner; inputting the current environmental information, the current operating condition information and the current setting information into a preset non-energy-saving power prediction model, and obtaining a real-time non-energy-saving power by means of the prediction of the non-energy-saving power prediction model, wherein the non-energy-saving power prediction model is constructed by means of operation information of the air conditioner in a non-energy-saving mode; and determining a real-time energy-saving rate on the basis of the real-time energy-saving power and the real-time non-energy-saving power.

IPC Classes  ?

• F24F 11/46 - Improving electric energy efficiency or saving
• G06Q 50/06 - Energy or water supply
• G06F 1/3234 - Power saving characterised by the action undertaken

Abstract

An air conditioner comprises a housing (10) provided with an air inlet (101); a heat exchanger (20) disposed in the housing (10); and a water-receiving assembly (30) disposed in the housing (10) and located below the heat exchanger (20), wherein the water-receiving assembly (30) is provided with a water-receiving recess (301) and an overflow hole (302) in communication with the water-receiving recess (301). In an air intake direction, the projection of the overflow hole (302) on the housing (10) is staggered from the projection of the air inlet (101) on the housing (10).

IPC Classes  ?

• F24F 1/0047 - Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
• F24F 13/22 - Means for preventing condensation or evacuating condensate

Abstract

The present application relates to the technical field of air conditioners, and discloses an air conditioner housing and an air conditioner. The air conditioner housing comprises a chassis and a rear panel. The chassis comprises two first side walls extending in the front-rear direction, each first side wall comprising a hooking section and a first positioning section connected in the front-rear direction, and the first positioning section being provided with a first positioning protrusion part. The rear panel comprises a rear plate and two first side plates separately connected to the rear plate. Each first side plate is correspondingly connected to a first side wall, the first side plate being provided with a hooking part hooked on the hooking section, and the hooking part abutting against the first positioning protrusion part in the front-rear direction.

IPC Classes  ?

• F24F 1/56 - Casing or covers of separate outdoor units, e.g. fan guards
• F24F 1/60 - Arrangement or mounting of the outdoor unit
• F24F 13/20 - Casings or covers

Abstract

Disclosed in the present application are an air-conditioner temperature control method, and an air conditioner and a computer-readable storage medium. The air-conditioner temperature control method comprises: inputting into a preset prior temperature control parameter interval model operating condition information of an air conditioner, environment information and setting information, and predicting a prior temperature control parameter interval for the air conditioner by means of the prior temperature control parameter interval model, wherein the prior temperature control parameter interval model is constructed on the basis of historical operation information of the air conditioner in a state of having a temperature change capability, and the prior temperature control parameter interval is a temperature control parameter interval that allows the air conditioner to have the temperature change capability; and acquiring a recommended temperature control parameter for the air conditioner, and when the air conditioner is in a non-temperature-maintaining state, updating the recommended temperature control parameter by means of the prior temperature control parameter interval, so as to obtain a target temperature control parameter, and controlling the operation of the air conditioner.

IPC Classes  ?

• F24F 11/64 - Electronic processing using pre-stored data

Abstract

The present application discloses a method and apparatus for controlling a compressor, an air conditioner, and a computer-readable storage medium. The method for controlling a compressor comprises: inputting current environmental information, current operating condition information, and current setting information into a preset a priori control model, and performing prediction by means of the a priori control model to obtain an a priori control frequency, the a priori control model being obtained by training using historical environmental information, historical operating condition information, and historical setting information; inputting the current environmental information, the current operating condition information, and the current setting information into a preset a posteriori control model, and determining an a posteriori control frequency by means of the a posteriori control model, the a posteriori control model being obtained by constructing the a posteriori control model on the basis of a PID algorithm; and, on the basis of the a priori control frequency and the a posteriori control frequency, determining a target control frequency and controlling a compressor to operate.

IPC Classes  ?

• F24F 11/86 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
• F24F 11/62 - Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values

Abstract

The present application discloses a heat exchange system and a heat exchange device. The heat exchange system comprises a compression device and a first heat exchange unit; the first heat exchange unit comprises a first switching device, a first heat exchange device, a second heat exchange device, and a third heat exchange device; the first heat exchange device is provided with a first heat exchange channel and a second heat exchange channel; the compression device is communicated with the first heat exchange channel, the second heat exchange device, and the third heat exchange device by means of the first switching device; and the first switching device is used for controlling a first heat exchange medium discharged by the compression device to flow through at least two of the first heat exchange channel, the second heat exchange device, and the third heat exchange device to form a heat exchange circulation loop.

IPC Classes  ?

• F25B 13/00 - Compression machines, plants or systems, with reversible cycle

Abstract

A window air conditioner includes a base, and a casing assembly mounted at the base and including an inner casing and an outer casing spaced apart from each other. The outer casing includes an outdoor heat exchanger at a side of the outer casing facing away from the inner casing. The window air conditioner further includes an electric control box disposed in the outer casing. The electric control box includes a box body and a radiator at least partially provided in the box body. The radiator includes a bottom plate located in the box body and approximately parallel to the outdoor heat exchanger.

IPC Classes  ?

• F24F 11/88 - Electrical aspects, e.g. circuits
• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window
• F24F 11/89 - Arrangement or mounting of control or safety devices

Abstract

The present application relates to the technical field of the mounting of air conditioners. Disclosed are a base tray, a mounting bracket, a mounting structure and an air conditioner. The base tray comprises a base tray body, wherein the base tray body is provided with a plurality of supporting positions and at least one fixing position; and a plurality of bottom feet, wherein the bottom feet are connected to the supporting positions on a one-to-one base and configured to support the base tray body. At least one bottom foot is a detachable bottom foot detachably connected to the base tray body, and the detachable bottom foot performs position switching between the supporting positions and the fixing position; and when the base tray body is configured to be placed on the mounting bracket, the detachable bottom foot is connected to the fixing position so as to connect the base tray body to the mounting bracket.

IPC Classes  ?

• F24F 1/56 - Casing or covers of separate outdoor units, e.g. fan guards
• F24F 1/62 - Wall-mounted
• F24F 13/20 - Casings or covers
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units

Abstract

Disclosed in the present application are a multi-split air conditioner control method, a multi-split air conditioner and a storage medium. The multi-split air conditioner comprises an outdoor unit and at least two indoor units connected to the outdoor unit, one or more indoor units being target indoor units; the outdoor unit comprises at least two control valves and at least two electronic expansion valves, the control valves, the indoor units and the electronic expansion valves are arranged on a one-to-one basis, and the control valves, the indoor units corresponding to the control valves and the electronic expansion valves corresponding to the control valves are sequentially connected. The method comprises: controlling a multi-split air conditioner to operate in a first mode, so as to obtain the heat exchange demand state of a target indoor unit; and when the heat exchange demand state satisfies a first condition, controlling a corresponding control valve to be closed, wherein the first condition indicates that the target indoor unit does not have an energy requirement corresponding to the first mode, and in the first mode, a refrigerant flows in a direction from the control valve to an electronic expansion valve.

IPC Classes  ?

• F24F 3/06 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
• F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
• F24F 11/89 - Arrangement or mounting of control or safety devices
• F24F 11/65 - Electronic processing for selecting an operating mode
• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/42 - DefrostingPreventing freezing of outdoor units

Abstract

An air conditioner, comprising: a heat exchange assembly (10); an electrical control box (20), which is detachably connected to the heat exchange assembly (10); a sealing member (30), which is provided in the electrical control box (20) and is connected to the electrical control box (20); an electric control board (40), which is connected to the sealing member (30) and is provided in the electrical control box (20); and a thermal insulation assembly (50), which is provided between the electric control board (40) and the heat exchange assembly (10).

IPC Classes  ?

• F24F 13/22 - Means for preventing condensation or evacuating condensate
• F24F 1/22 - Arrangement or mounting thereof
• F24F 1/16 - Arrangement or mounting thereof

Abstract

A connection assembly includes a lock member movable between a first position and a second position, and an elastic member configured to apply an elastic force to the lock member in a direction in which the lock member moves toward the first position. At the first position, the lock member locks an indoor unit body of a window air conditioner of a window air conditioner assembly and a mounting unit of a mounting support of the window air conditioner assembly. At the second position, the lock member releases locking of the indoor unit body and the mounting unit.

IPC Classes  ?

• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units
• F24F 1/62 - Wall-mounted

Abstract

A window air conditioner includes indoor and outdoor unit components, and a connector connecting the indoor and outdoor unit components. The connector includes a first connection plate including an extension member. The outdoor unit component includes a second connection plate connected to the first connection plate through a pivot component. When the window air conditioner is in a use state, the connector is located at an upper end of a space between the indoor unit component and the outdoor unit component, the first connection plate and the second connection plate are positioned horizontally, the pivot component is located at a top of the first connection plate and a top of the second connection plate, and the extension member extends to a position above the second connection plate and is sandwiched between the second connection plate and the pivot component.

IPC Classes  ?

• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window

Abstract

A window air conditioner includes an outdoor unit component, an indoor unit component having a first connection end, an intermediate component, and a pipeline assembly. The intermediate component includes a first shell assembly having a second connection end connected to the first connection end and having a port in communication with an inner cavity of the intermediate component, a second shell assembly connected to the outdoor unit component and movable relative to the first shell assembly in an inner-outer direction, and a seal assembly including a seal member configured to seal the port. The pipeline assembly extends through the seal member and the inner cavity of the intermediate component, and has an inner end connected to the indoor unit component and an outer end connected to the outdoor unit component.

IPC Classes  ?

• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window
• F24F 1/029 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by the layout or mutual arrangement of components, e.g. of compressors or fans

Abstract

The present application relates to the technical field of heat pump systems, and discloses a heat pump system control method and apparatus, a heat pump system, and a storage medium. The heat pump system control method comprises: measuring an indoor ambient temperature and a set temperature when a heat pump system operates; and when the indoor ambient temperature and the set temperature meet a preset fault condition, determining a cause of water circuit fault by means of a water flow switch and handling a fault.

IPC Classes  ?

• F24D 3/10 - Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks
• F24D 19/10 - Arrangement or mounting of control or safety devices
• F24F 11/38 - Failure diagnosis
• F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves

Abstract

Disclosed in the present application are an air conditioner outdoor unit, a control method, a controller, and an outdoor unit. The air conditioner outdoor unit comprises a power supply circuit, a first draught fan and a second draught fan, and the power supply circuit comprises: a first voltage conversion circuit, wherein a voltage input end of the first voltage conversion circuit is connected to a power supply output end of a power supply winding, and a voltage output end of the first voltage conversion circuit is used for supplying power to a first inverter drive module corresponding to the first draught fan and a second inverter drive module corresponding to the second draught fan; and a second voltage conversion circuit, wherein a voltage input end of the second voltage conversion circuit is connected to the voltage output end of the first voltage conversion circuit, and a voltage output end of the second voltage conversion circuit is used for supplying power to a first control module corresponding to the first draught fan and a second control module corresponding to the second draught fan.

IPC Classes  ?

• F24F 1/22 - Arrangement or mounting thereof
• F24F 1/38 - Fan details of outdoor units, e.g. bell-mouth shaped inlets or fan mountings
• F24F 11/88 - Electrical aspects, e.g. circuits

Abstract

A method for controlling an air conditioner includes obtaining an input air conditioning demand in response to a multi-dimensional adjustment mode of the air conditioner being turned on, determining a target dimensional parameter combination from a plurality of dimensional parameter combinations according to the air conditioning demand, and controlling the air conditioner to operate according to the target dimensional parameter combination.

IPC Classes  ?

• F24F 11/72 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure
• F24F 11/63 - Electronic processing
• F24F 110/10 - Temperature
• F24F 110/20 - Humidity

Abstract

A front panel component, an air conditioner outdoor unit, and an air conditioner. The front panel component (100) comprises a front panel (1), a grille (2), and an air guide ring (3). The front panel component (100) is used for an air conditioner outdoor unit. An air outlet (13) is provided on the front panel (1). The grille (2) is provided at the air outlet (13). The air guide ring (3) is provided on the inner side of the front panel (1) and is arranged opposite to the air outlet (13). The grille (2) and the air guide ring (3) are integrated.

IPC Classes  ?

• F24F 1/58 - Separate protective covers for outdoor units, e.g. solar guards, snow shields or camouflage
• F24F 1/48 - Component arrangements in separate outdoor units characterised by airflow, e.g. inlet or outlet airflow
• F24F 1/38 - Fan details of outdoor units, e.g. bell-mouth shaped inlets or fan mountings
• F24F 1/16 - Arrangement or mounting thereof

Abstract

Disclosed in the present disclosure are an energy storage system and a control method therefor, and a controller. The energy storage system comprises a hybrid inverter and a battery system; the hybrid inverter is suitable for being connected to a battery system; and the control method for the energy storage system comprises: acquiring the type of the hybrid inverter (S1); and when parameters of the battery system match the type, controlling the hybrid inverter to work, wherein the parameters are used for representing the output voltage of the battery system (S2).

IPC Classes  ?

• H02J 3/32 - Arrangements for balancing the load in a network by storage of energy using batteries with converting means
• H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks

Abstract

A window air conditioner includes an outdoor unit body configured to be arranged at an outdoor side of a window opening, an indoor unit component including an indoor unit body configured to be arranged at an indoor side of the window opening, and a connection support configured to pass through the window opening and connected between a top portion of the indoor unit component and a top portion of the outdoor unit body. The indoor unit component is slidable relative to the connection support in an inward-outward direction.

IPC Classes  ?

• F24F 1/027 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle mounted in wall openings, e.g. in windows
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units

Abstract

An air conditioner (100) comprises a fan component (10) and a chassis assembly (20), wherein the fan component (10) comprises a fan wheel (1) and a motor (2) and is arranged on the chassis assembly (20); the chassis assembly (20) comprises a chassis (3) and a motor mounting structure (4); the fan wheel (1) is arranged in an air duct; the motor mounting structure (4) comprises a motor cover (5) and a motor fixing plate; a mounting space is defined between the motor cover (5) and the chassis (3), and the motor (2) is arranged in the mounting space; the motor fixing plate is arranged on the side of the mounting space away from the fan wheel (1); and the motor fixing plate comprises a first pressing plate (6) and a second pressing plate (7) which are detachably connected to each other, the first pressing plate (6) being detachably connected to the motor cover (5), and the second pressing plate (7) being detachably connected to the chassis (3).

IPC Classes  ?

• F24F 1/0018 - Indoor units, e.g. fan coil units characterised by fans
• F24F 13/00 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
• F24F 13/20 - Casings or covers

Abstract

The present application discloses a refrigerant leakage detection method for an air conditioner, and a control apparatus. The method comprises: when a starting control signal is received, controlling an electronic expansion valve to be reset to an initial preset opening degree (S320); acquiring a first indoor heat exchanger average temperature value and a first outdoor heat exchanger average temperature value within a first preset duration (S330); controlling a compressor to be started, and acquiring the operating current of the compressor within a second preset duration (S340); performing first leakage determination on the basis of the operating current of the compressor; when the result of the first leakage determination is that no refrigerant leakage occurs, acquiring a second indoor heat exchanger average temperature value and a second outdoor heat exchanger average temperature value within a third preset duration (S350); and performing second leakage determination on the basis of the first indoor heat exchanger average temperature value, the first outdoor heat exchanger average temperature value, the second indoor heat exchanger average temperature value, and the second outdoor heat exchanger average temperature value (S360).

IPC Classes  ?

• F24F 11/36 - Responding to malfunctions or emergencies to leakage of heat-exchange fluid
• F24F 11/61 - Control or safety arrangements characterised by user interfaces or communication using timers
• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
• F24F 11/86 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
• F24F 140/20 - Heat-exchange fluid temperature

Abstract

max1min1max2min2max1min1max2min2min2 for heating operation, a compressor operating, and an air conditioner running in a heating mode.

IPC Classes  ?

• F24F 11/30 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
• F24F 11/65 - Electronic processing for selecting an operating mode
• F24F 11/64 - Electronic processing using pre-stored data

Abstract

A fluid pump assembly includes a fluid pump and a fixation shell accommodating the fluid pump. The fluid pump includes a pipe connection structure at an end portion of the fluid pump and a first positioning structure. The fixation shell has a closed end and an open end opposite to the closed end, and includes a second positioning structure engaged with the first positioning structure to position the pipe connection structure to correspond to the open end of the fixation shell.

IPC Classes  ?

• F04B 53/22 - Arrangements for enabling ready assembly or disassembly
• F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
• F24F 1/029 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by the layout or mutual arrangement of components, e.g. of compressors or fans
• F24F 13/22 - Means for preventing condensation or evacuating condensate

Abstract

An air conditioner (100), comprising a housing (1), a first fan (2), a second fan (4), a first heat exchanger (3), and a second heat exchanger (5). A first cavity (110) and a second cavity (120) are formed in the housing (1), wherein the side wall of the first cavity (110) is provided with a first air inlet (101), the bottom wall of the first cavity (110) is provided with a first air outlet (102), and the side wall of the second cavity (120) is provided with a second air inlet (103) and a second air outlet (104). The first fan (2) is used for driving air to flow from the first air inlet (101) to the first air outlet (102), and the second fan (4) is used for driving air to flow from the second air inlet (103) to the second air outlet (104).

IPC Classes  ?

• F24F 1/0047 - Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
• F24F 1/03 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements
• F24F 13/20 - Casings or covers
• F24F 13/22 - Means for preventing condensation or evacuating condensate

Abstract

The present application discloses a control method for an environment conditioning device, an environment conditioning device, and a storage medium. The environment conditioning device comprises a terminal group, the terminal group comprises at least two types of terminal devices, and different types of terminal devices in the terminal group in different operation modes cooperate with each other in different on/off states. The method comprises: when the environment conditioning device is in a heat exchange mode and operates to meet a preset condition, acquiring a first ambient temperature of an indoor space conditioned by the terminal group; determining a target operation mode of the terminal group on the basis of the first ambient temperature; and controlling the terminal group to operate in the target operation mode, wherein the preset condition represents that there is a user in the indoor space.

IPC Classes  ?

• F24F 13/30 - Arrangement or mounting of heat-exchangers
• F24F 11/64 - Electronic processing using pre-stored data
• F24F 120/10 - Occupancy
• F24D 12/02 - Other central heating systems having more than one heat source

Abstract

Provided is a window air conditioner. The window air conditioner includes an outdoor unit component, an indoor unit component, a transitional shielding member, and a pipeline assembly. The outdoor unit component includes an outdoor unit body. The indoor unit component includes an indoor unit body. The indoor unit component is rotatably connected to the outdoor unit component. The transitional shielding member is arranged at a rotational connection between the indoor unit component and the outdoor unit component, and the transitional shielding member cooperates with the indoor unit component and the outdoor unit component to form a passage. The pipeline assembly passes through the passage and is connected to the indoor unit body and the outdoor unit body.

IPC Classes  ?

• F24F 1/34 - Protection means therefor, e.g. covers for refrigerant pipes
• F24F 1/0003 - Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
• F24F 1/0057 - Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
• F24F 1/62 - Wall-mounted
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units

Abstract

Disclosed in the present application is an air conditioner (100). The air conditioner (100) comprises: an air conditioner body (10) and an air deflector (20), wherein the air conditioner body (10) has an air outlet (11); and the air deflector (20) is rotatably arranged at the air outlet (11), and at least one end of the air deflector (20) on the rotation axis thereof is assembled and disassembled and fitted with the air conditioner body (10) by means of a quick-release unit (30).

IPC Classes  ?

• F24F 13/16 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built-up of parallelly-movable plates

Abstract

An air conditioner (1000), comprising a top air outlet part (101). The top air outlet part (101) comprises an upper air outlet frame (1) and an air guide assembly (2); a first air outlet (1a) is formed in the top of the upper air outlet frame (1); the air guide assembly (2) is arranged on the upper air outlet frame (1) and is used for opening/closing the first air outlet (1a); the air guide assembly (2) comprises a first air guide member (21) and a second air guide member (22); the first air guide member (21) is movably provided at the first air outlet (1a) to open/close the first air outlet (1a); a second air outlet (211) is formed in the first air guide member (21); and the second air guide member (22) is movably provided at the second air outlet (211) to open/close the second air outlet (211).

IPC Classes  ?

• F24F 13/10 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
• F24F 1/0014 - Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings

Abstract

Provided is a window air conditioner. The window air conditioner includes an outdoor unit body and an indoor unit component. The outdoor unit body is adapted to be arranged at an outdoor side. The indoor unit component includes an indoor unit body and a connection support connected to the indoor unit body. The indoor unit body is adapted to be arranged at an indoor side. The connection support is configured to pass through a window opening. The connection support has an outer end extending to be movably connected to the outdoor unit body.

IPC Classes  ?

• F24F 1/027 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle mounted in wall openings, e.g. in windows
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units

Abstract

A dielectric barrier discharge device, comprising: a dielectric barrier discharge assembly, comprising a first electrode (1), a second electrode (2), and a barrier dielectric (3) separating the first electrode (1) from the second electrode (2), wherein the barrier dielectric (3) is cylindrical, the internal space of the barrier dielectric (3) forms a discharge space, and the barrier dielectric (3) is configured to be of a segmented structure comprising a plurality of sub-dielectric segments (31); and a power supply module (4), electrically connected to the first electrode (1) and the second electrode (2) and configured to load a voltage on the first electrode (1) and the second electrode (2), so that the dielectric barrier discharge assembly undergoes dielectric barrier discharge in the discharge space.

IPC Classes  ?

• H01T 14/00 - Spark gaps not provided for in groups
• H01T 23/00 - Apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere
• A61L 9/22 - Ionisation

Abstract

A control method includes, in response to that a current time is in a time duration of a user being away from home, detecting a current operation state of an air conditioner. The time duration of the user being away from home is determined according to historical use data of the air conditioner. The historical use data includes at least one of historical use time of the air conditioner or historical connection time between the air conditioner and a terminal application. The method further includes, in response to that the air conditioner is in an on state, determining that the user forgot to turn off the air conditioner, and outputting a prompt message or reducing an energy consumption of the air conditioner.

IPC Classes  ?

• F24F 11/61 - Control or safety arrangements characterised by user interfaces or communication using timers
• F24F 11/46 - Improving electric energy efficiency or saving
• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/66 - Sleep mode

Abstract

The present application provides a residue collecting mechanism, a filtering device, and a cleaning device. The residue collecting mechanism is used in the filtering device. The filtering device comprises a filtering mechanism and the residue collecting mechanism. The residue collecting mechanism comprises: a first housing assembly, having a residue collecting cavity as well as a residue collecting port, a first backflow port, and a residue discharging port which are separately communicated with the residue collecting cavity; and a first filtering member, arranged in the residue collecting cavity and located between the residue discharging port and the first backflow port. The residue collecting port is used for being communicated with a filtering cavity of the filtering mechanism, so as to collect a residue mixture, which is discharged from the filtering cavity, to the residue collecting cavity. The first backflow port is used for discharging filtered liquid obtained after the residue mixture is filtered by the first filtering member. The residue discharging port is used for at least discharging residue in the residue mixture. The residue collecting cavity is used for being arranged on one side of the filtering mechanism. The residue collecting cavity and the filtering mechanism are arranged in a preset direction. In this way, the residue-water separation effect and reliability can be improved.

IPC Classes  ?

• B01D 36/02 - Combinations of filters of different kinds
• B01D 29/90 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor having feed or discharge devices for feeding
• B01D 29/92 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor having feed or discharge devices for discharging filtrate
• A47L 15/14 - Washing or rinsing machines for crockery or table-ware with stationary crockery baskets and spraying devices within the cleaning chamber
• A47L 15/42 - Washing or rinsing machines for crockery or table-ware Details

Abstract

The present application discloses a composite film, a preparation method therefor and a use hereof. The composite film comprises a self-lubricating modified layer (100), an anti-hydrolysis modified layer (200) and a weather-resistant modified layer (300); the anti-hydrolysis modified layer (200) is located between the self-lubricating modified layer (100) and the weather-resistant modified layer (300); preparation raw materials of the self-lubricating modified layer (100), the anti-hydrolysis modified layer (200) and the weather-resistant modified layer (300) respectively comprise a first biodegradable material and a lubricant, a second biodegradable material and a chain extender, a third biodegradable material, an antioxidant, an ultraviolet absorber and a light stabilizer; and the first, second and third biodegradable materials independently comprise at least PBAT.

IPC Classes  ?

• B32B 27/36 - Layered products essentially comprising synthetic resin comprising polyesters
• B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
• B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
• B32B 33/00 - Layered products characterised by particular properties or particular surface features, e.g. particular surface coatingsLayered products designed for particular purposes not covered by another single class
• B65D 65/40 - Applications of laminates for particular packaging purposes
• B65D 65/46 - Applications of disintegrable, dissolvable or edible materials
• C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
• C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
• C08K 5/3492 - Triazines
• B29C 55/28 - Shaping by stretching, e.g. drawing through a dieApparatus therefor of blown tubular films, e.g. by inflation

Abstract

The present application discloses an air conditioning device and an automatic control method therefor, and a computer storage medium. The automatic control method for an air conditioning device comprises: periodically acquiring the variation of the temperature difference between the ambient temperature in the workspace of an air conditioning device and a target temperature; determining a target fan speed of the air conditioning device at the current moment on the basis of the variation of the temperature difference; and controlling the air conditioning device to operate according to the target fan speed.

IPC Classes  ?

• F24F 11/00 - Control or safety arrangements
• F24F 11/80 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air

Abstract

Embodiments of the present application provide an air conditioner control method, a controller, an air conditioner, and a computer readable storage medium. The air conditioner control method comprises the following steps: obtaining a current refrigerant concentration value and fault sign information fed back by a refrigerant sensor (S210); and when the fault sign information indicates a sensor out-of-range fault, determining a refrigerant leakage state of the air conditioner on the basis of the current refrigerant concentration value (S220).

IPC Classes  ?

• F24F 11/36 - Responding to malfunctions or emergencies to leakage of heat-exchange fluid
• F24F 11/89 - Arrangement or mounting of control or safety devices

Abstract

Disclosed in the present application are a three-phase active PFC circuit, a circuit board, a controller, and an air conditioner. The three-phase active PFC circuit comprises an input filter module (100), a bidirectional switch module (200), a three-phase rectifier module (300) and an output filter module (400), wherein the input filter module (100) comprises three input filter inductors and three input filter capacitors; one end of each of the three input filter inductors is connected to a three-phase alternating-current power source, and the other end thereof is connected to one end of a respective one of the three input filter capacitors; the other ends of the three input filter capacitors are connected together; the bidirectional switch module (200) comprises three bidirectional controllable switches, one end of each of the three bidirectional controllable switches is connected to a connection point between a respective one of the three input filter inductors and a respective one of the three input filter capacitors, and the other end thereof is connected to an alternating-current input end of the three-phase rectifier module (300); and the output filter module (400) is connected to a direct-current output end of the three-phase rectifier module (300).

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 1/12 - Arrangements for reducing harmonics from AC input or output
• H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters

Abstract

Disclosed in the present application are a three-phase active PFC circuit, a circuit board, a controller and an air conditioner. The three-phase active PFC circuit comprises an input filter module (100), a bidirectional switch module (200), a three-phase rectification module (300), an output filter module (400) and a clamping module (500). The input filter module (100) comprises three input filter inductors and three input filter capacitors; the bidirectional switch module (200) comprises three bidirectional controllable switches; one end of each of the three bidirectional controllable switches is connected to a connection point of one of the three input filter inductors and one of the three input filter capacitors, while the other ends of the three bidirectional controllable switches are respectively connected to alternating current input ends of the three-phase rectification module (300). A first clamping midpoint in the clamping module (500) is connected to an input filter neutral point in the input filter module (100) or a neutral point of a three-phase alternating current power supply.

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 5/293 - Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
• H02M 7/06 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
• H02M 1/088 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices

Abstract

The present application discloses a three-phase active PFC circuit, a circuit board, a controller, and an air conditioner. The three-phase active PFC circuit comprises an input filter module (100), a bidirectional switch module (200), a three-phase rectifier module (300), and an output filter module (400). The input filter module (100) comprises three input filter inductors and three input filter capacitors; one end of each of the three input filter capacitors is connected together to form an input filter neutral point; the bidirectional switch module (200) comprises three bidirectional controllable switches; the output filter module (400) comprises a first output filter capacitor and a second output filter capacitor which are connected in series, and the connection point between the first output filter capacitor and the second output filter capacitor serves as an output filter neutral point and is connected to the input filter neutral point.

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters

Abstract

A heat exchange assembly (10) of an electric control box. The heat exchange assembly comprises a bracket (1), a first heat exchange plate (2) and a heat exchange tube (3), wherein the bracket (1) is provided with a mounting recess (11); the first heat exchange plate (2) is embedded in the mounting recess (11), and a first pipe recess (21) is provided in the side of the first heat exchange plate (2) facing away from the bracket (1); and the heat exchange tube (3) is located on the side of the first heat exchange plate (2) facing away from the bracket (1), and the heat exchange tube (3) is embedded in the first pipe recess (21).

IPC Classes  ?

• F24F 1/24 - Cooling of electric components
• F24F 11/89 - Arrangement or mounting of control or safety devices
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus

Abstract

An air conditioner, comprising: a housing (1), a fan component (2), a heat exchanger component (3), and a purification apparatus. The fan component (2), the heat exchanger component (3), and the purification apparatus are arranged in the housing (1); the housing (1) is provided with an air inlet (11) and an air outlet (12); the heat exchanger component (3) is located between the air inlet (11) and the fan component (2); a mounting cavity (4) that is arranged opposite to and communicated with the air inlet (11) is defined between the heat exchanger component (3) and the housing (1); the purification apparatus comprises a purification assembly; the purification assembly is detachably mounted in the mounting cavity (4) in the front-back direction; the purification assembly comprises a purification module (511) and a filter screen arranged in the purification module (511); and the filter screen is located on the side of the purification module (511) adjacent to the air inlet (11).

IPC Classes  ?

• F24F 1/0073 - Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
• F24F 1/0076 - Indoor units, e.g. fan coil units with means for purifying supplied air by electric means, e.g. ionisers or electrostatic separators
• F24F 13/28 - Arrangement or mounting of filters
• F24F 1/0057 - Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall

Abstract

The present application discloses a bracket assembly, a sensor assembly, and an air conditioner. The bracket assembly (100) comprises a first bracket (110) and a second bracket (120). The first bracket (110) is configured to be connected to a connecting part of an air conditioner (1), the second bracket (120) is configured to be connected to a refrigerant sensor (200), and a first connecting structure (111) of the first bracket (110) is detachably connected to a second connecting structure (121) of the second bracket (120). The direction pointing from the first connecting structure (111) to the second connecting structure (121) is a first direction (X), and when the first connecting structure (111) is separated from the second connecting structure (121), the second bracket (120) can be separated from the first bracket (110) in the first direction (X).

IPC Classes  ?

• F24F 11/89 - Arrangement or mounting of control or safety devices

Abstract

The present application discloses a control method for an air conditioner, an air conditioner, and a storage medium. The air conditioner comprises a refrigerant circulating system and an outdoor water receiving tray; the refrigerant circulating system comprises a compressor, an indoor heat exchanger, and an outdoor heat exchanger; the indoor heat exchanger and the outdoor heat exchanger are both connected to the compressor; a part of a refrigerant pipe between the indoor heat exchanger and the outdoor heat exchanger forms a defrost pipe; the defrost pipe is in heat exchange connection with the outdoor water receiving tray; and the outdoor water receiving tray is arranged below the outdoor heat exchanger. The method comprises: controlling the air conditioner to operate in a heating mode; acquiring an operation state of the air conditioner; and when the operation state satisfies a defrosting condition of the outdoor water receiving tray, controlling the air conditioner to operate in the heating mode and an indoor fan to operate at a low rotational speed.

IPC Classes  ?

• F24F 11/42 - DefrostingPreventing freezing of outdoor units
• F24F 13/22 - Means for preventing condensation or evacuating condensate
• F24F 11/89 - Arrangement or mounting of control or safety devices

Abstract

Provided is a window air conditioner (100). The window air conditioner includes an outdoor unit body (2), an indoor unit component (101), a connection support (3), and a seal member (5). The outdoor unit body (2) is adapted to be arranged at an outdoor side. The indoor unit component (101) includes an indoor unit body (1) adapted to be arranged at an indoor side. The connection support (3) is adapted to pass through a window opening (200) and connected to the indoor unit component (101) and the outdoor unit body (2). The indoor unit component (101) is slidable relative to the connection support (3) in an inward-outward direction. The seal member (5) is configured to seal a sliding-fit gap between the connection support (3) and the indoor unit component (101).

IPC Classes  ?

• F24F 1/0043 - Indoor units, e.g. fan coil units characterised by mounting arrangements
• F24F 1/32 - Refrigerant piping for connecting the separate outdoor unit to indoor units
• F24F 1/60 - Arrangement or mounting of the outdoor unit

Abstract

An electric control box and an air conditioner. The electric control box comprises an electric-control-box cover (2) and an electric-control-box body (1), wherein the bottom of the electric-control-box body (1) is provided with an opening mouth (27), and the electric-control-box cover (2) is configured to cover the opening mouth (27); and the bottom of the electric-control-box body (1) is provided with a socket (23), the opening of the socket (23) is configured to face an inside of the opening mouth (27), a portion of an edge of the electric-control-box cover (2) is inserted into the socket (23), and an opening wall of the socket (23) is configured for positioning the electric-control-box cover (2), so that the electric-control-box cover (2) is maintained in a cantilevered state. The air conditioner comprises a ceiling-mounted air conditioner indoor unit and an electric control box, the electric control box being arranged in the air conditioner indoor unit.

IPC Classes  ?

• F24F 11/89 - Arrangement or mounting of control or safety devices

Abstract

A purification component (100), a purification device (200), and an air conditioner. The purification component (100) comprises: a purification support (1) and an electrostatic dust removal module (2), wherein the electrostatic dust removal module (2) is arranged on the purification support (1) and comprises dust collection pieces (21) and fixing clips (22), the plurality of dust collection pieces (21) are arranged at intervals in a first direction, a plurality of slots (221) are formed in the fixing clips (22) at intervals in the first direction, the plurality of dust collection pieces (21) are respectively inserted into the plurality of slots (221), and the fixing clips (22) are detachably connected to the purification support (1).

IPC Classes  ?

• B03C 3/45 - Collecting-electrodes

Abstract

An energy management method and apparatus, and a system and a storage medium. The method is applied to an energy circuit comprising an energy management module and an energy storage module, wherein the energy management module comprises at least one boost sub-module and an inverter sub-module connected to the boost sub-module, and the energy storage module comprises at least one of a boost sub-module and a buck sub-module; and each sub-module in the energy management module and the energy storage module includes at least one inductor and a frequency modulation apparatus. The method comprises: when it is detected that a sub-module in an energy circuit is in an abnormal state, selecting at least one sub-module in a normal state; and modulating a driving frequency by means of a frequency modulation apparatus in the selected sub-module in the normal state, such that an inductor in the frequency-modulated sub-module in the normal state vibrates to produce sound.

IPC Classes  ?

• H02J 3/24 - Arrangements for preventing or reducing oscillations of power in networks

Abstract

A compressor performance monitoring method and apparatus, a compressor and a medium. The method comprises: acquiring current operation data of a compressor (S201); on the basis of the current operation data, determining whether the compressor currently meets a first preset condition (S202); and if yes, performing performance monitoring on the compressor on the basis of the current operation data and a preset model to obtain a performance monitoring result corresponding to the compressor (S203), wherein the preset model is obtained by performing updating on the basis of historical valid operation data of the compressor in a normal state. The method can improve the precision and evaluation capability of the preset model, and ensure the accuracy of performance monitoring subsequently performed on the compressor by the preset model.

IPC Classes  ?

• F04D 27/00 - Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids

Abstract

A window air conditioner includes an indoor unit assembly, an outdoor unit assembly, a sprayer device, and a water conveyer device. The indoor unit assembly includes an indoor heat exchanger and an indoor drain pan arranged below the indoor heat exchanger. The outdoor unit assembly includes an outdoor heat exchanger, an outdoor fan, and an outdoor drain pan arranged below the outdoor heat exchanger. The sprayer device has a spraying hole facing towards an air outlet side of the outdoor fan. The water conveyer device is in communication with the sprayer device and the indoor drain pan, and is configured to convey water in the indoor drain pan to the sprayer device.

IPC Classes  ?

• F24F 13/22 - Means for preventing condensation or evacuating condensate
• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window

Abstract

Disclosed in the present application are an air duct casing (10), an air discharge assembly (1) and an air conditioner. The air duct casing (10) is applied for the air discharge assembly (1) of the air conditioner, and the air discharge assembly (1) comprises fan blades (20). The air duct casing (10) comprises a casing (100) and a protective net (200). The casing (100) is provided with a cavity (110) and an air outlet (120) communicated with the cavity (110), the cavity (110) being suitable for accommodating the fan blades (20). The protective net (200) is connected to the casing (100) and is provided at the air outlet (120), and the protective net (200) comprises a first air outlet portion (230) and a second air outlet portion (240), the percentage of openings of the first air outlet portion (230) being less than that of the second air outlet portion (240).

IPC Classes  ?

• F24F 13/20 - Casings or covers
• F24F 1/56 - Casing or covers of separate outdoor units, e.g. fan guards

Abstract

The present application discloses a partition plate, a housing assembly, and an air handling unit. The air handling unit (10) comprises a housing (110), an air supply assembly (200), and a heat exchange assembly (300); a partition plate (120) divides an inner space of the housing (110) into a first chamber (115) and a second chamber (116); the air supply assembly (200) is disposed in the first chamber (115); the heat exchange assembly (300) is disposed in the second chamber (116); the direction pointing to the second chamber (116) from the first chamber (115) is a first direction (X); the partition plate (120) comprises a first plate body (121), a second plate body (122), and a third plate body (123); two sides of the first plate body (121) are respectively connected to the second plate body (122) and the third plate body (123); in the first direction (X), the third plate body (123) is spaced apart from the second plate body (122); and in a second direction (Y) perpendicular to the first direction (X) and perpendicular to a second side edge (1212), the third plate body (123) is at least partially located on the side of the second plate body (122) close to a first side edge (1211).

IPC Classes  ?

• F24F 1/0007 - Indoor units, e.g. fan coil units

Abstract

The present application discloses a power supply circuit for indoor and outdoor units of an air conditioner, an air conditioner, a control method, and a medium, said power supply circuit comprising a first power line (100), a second power line (200), a signal line (300), an indoor side circuit (400), and an outdoor side circuit (500). The indoor side circuit (400) comprises an indoor control module (410), an indoor communications module (420), an indoor power supply module (430), and an indoor switching module (440) that is controlled by the indoor control module (410) to close and open. The outdoor side circuit (500) comprises an outdoor control module (510), an outdoor communications module (520), an outdoor power supply module (530) for converting a power supply and storing electrical energy, and an outdoor switching module (540) that is controlled by the outdoor control module (510) to close and open.

IPC Classes  ?

• F24F 11/88 - Electrical aspects, e.g. circuits
• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/61 - Control or safety arrangements characterised by user interfaces or communication using timers
• F24F 11/54 - Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
• F24F 1/22 - Arrangement or mounting thereof

Abstract

A window air conditioner includes an indoor unit component and an outdoor unit component. The indoor unit component includes an indoor unit body. The outdoor unit component includes an outdoor unit body spaced apart from the indoor unit body in a longitudinal direction. The indoor unit component is rotatably connected to the outdoor unit component, to enable the outdoor unit component and the indoor unit component to rotate relative to each other about a rotation axis extending in a transverse direction.

IPC Classes  ?

• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window

Abstract

The present application relates to the technical field of range hoods, and provides a blade, an impeller and a range hood. The blade comprises a blade body, the cross section of the blade body is arc-shaped, the blade body has a leading edge and a trailing edge that are opposite to each other, the leading edge of the blade body is provided with a bent airfoil, and the bent airfoil is arranged on an arc-shaped convex surface side of the blade body; the bent airfoil has a transition connection segment and a flow guide segment connected to each other, the transition connection segment is connected to the blade body, and the flow guide segment extends towards the arc-shaped convex surface side. According to the blade provided by the present application, the bent airfoil is arranged on the arc-shaped convex surface side of the leading edge of the blade body, so that the flow guide segment of the bent airfoil can guide the incoming airflow along the surface of the blade body, the airflow angle α formed by the airflow at the leading edge of the blade is thus adapted to the geometric angle β formed by the leading edge of the blade, thereby reducing pressure pulsations caused by inlet airflow impingement, effectively increasing the air volume of the impeller, and eliminating flow separation and noise caused by airflow impinging on the blade.

IPC Classes  ?

• F04D 29/28 - Rotors specially adapted for elastic fluids for centrifugal or helico-centrifugal pumps
• F04D 29/66 - Combating cavitation, whirls, noise, vibration, or the likeBalancing

Abstract

The present application relates to the technical field of household appliances, and provides a centrifugal fan and an extractor hood. The centrifugal fan comprises a volute, and a flow channel formed in the volute. The volute comprises: a volute-shaped side arc plate part; cover plate parts located at two sides of the side arc plate part, at least one of the cover plate parts at the two sides being provided with an air inlet, and the air inlet being suitable for connecting a flow channel with the outside; and an arc-shaped transition part, disposed at a connection point of the side arc plate part and the cover plate part. By means of providing a transition part, when gas flows along a surface of the volute or through the interior of the flow channel, there is no position at which the geometric shape suddenly changes between the cover plate parts and the side arc plate part of the volute, thus the size of the gas flow path gradually changes, thereby avoiding rapid changes in flow speed and gas pressure caused by corners, reducing the occurrence of flow separation phenomena, and effectively reducing noise generated during operation of the centrifugal fan.

IPC Classes  ?

• F04D 25/08 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
• F04D 29/42 - CasingsConnections for working fluid for radial or helico-centrifugal pumps
• F04D 29/44 - Fluid-guiding means, e.g. diffusers

Abstract

An air purification apparatus and an air treatment device. The air purification apparatus comprises: a housing that has insulating properties and is provided with a first cavity having a wall surface on which a first mounting hole is formed, wherein the inner surface of the first cavity is provided with a mounting part; a light-emitting part connected to the housing and arranged outside the first cavity; and an ion generation assembly, comprising: a first electrode that is connected to the mounting part, extends out of the first cavity from the first mounting hole, is not in contact with the inner surface of the first mounting hole, and is configured to load negative voltage; and a second electrode that is connected to the housing, is arranged outside the first cavity, is spaced from the first electrode, and is configured to be connected to a reference ground. The first electrode and the second electrode are jointly used for ionizing air to generate plasma, and the light-emitting part is configured to emit light when the ion generation assembly ionizes the air.

IPC Classes  ?

• F24F 8/30 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
• F24F 8/192 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
• F24F 8/20 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
• F24F 1/0076 - Indoor units, e.g. fan coil units with means for purifying supplied air by electric means, e.g. ionisers or electrostatic separators
• H05H 1/34 - Details, e.g. electrodes, nozzles

Abstract

The present application provides an electrical control box and an air conditioner, the electrical control box (100) being used for an air conditioner, and the air conditioner comprising a connecting structure. The electrical control box (100) comprises a first box body assembly (110) and a second box body assembly (120). The first box body assembly (110) comprises a first housing (111) and a first positioning part (112) connected to the first housing (111). The second box body assembly (120) comprises a second housing (121) and a second positioning part (122) connected to the second housing (121). The second housing (120) and the first housing (110) are detachably connected and together form an accommodating cavity (130). The first positioning part (112) and the second positioning part (122) are suitable for being connected to the connecting structure together so as to fix the position of the electrical control box (100) relative to the connecting structure. The first positioning part (112) is suitable for being connected to the connecting structure so as to fix the position of the first box body assembly (110) relative to the connecting structure. The second positioning part (122) is suitable for being connected to the connecting structure or the first positioning part (112) so as to fix the position of the second box body assembly (120) relative to the first box body assembly (110).

IPC Classes  ?

• H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
• H05K 5/03 - Covers
• F24F 1/22 - Arrangement or mounting thereof

Abstract

Disclosed in the present application are a control circuit of an air conditioner, a control method for an air conditioner, and an air conditioner. The control circuit comprises: a first switching circuit, which is used for controlling at an indoor unit side the connection state between a second power supply busbar and a communication line; a second switching circuit, which is used for controlling the connection state between the second power supply busbar and a power supply line of an outdoor unit, and controlling the connection state between the communication line and the power supply line of the outdoor unit; a first controller, which is disposed on the indoor unit side, is connected to the first switching circuit, and is used for controlling the voltage value between a first power supply busbar and the communication line on the basis of the adjustment of a conduction duty cycle of the first switching circuit; and a second controller, which is disposed on an outdoor unit side and is used for controlling the working state of the second switching circuit.

IPC Classes  ?

• F24F 11/89 - Arrangement or mounting of control or safety devices
• F24F 11/88 - Electrical aspects, e.g. circuits
• F24F 1/22 - Arrangement or mounting thereof

Abstract

The present application discloses an air conditioning method and apparatus, a device, and a storage medium. According to the present application, all air sensing devices capable of sensing target air parameters in a target space are acquired; air conditioning is separately carried out in accordance with air parameters sensed by each air sensing device, and a conditioning increment corresponding to each air sensing device is acquired; on the basis of the conditioning increment corresponding to each air sensing device, an air sensing device is selected from among the air sensing devices to serve as a target sensing device for air conditioning in the target space.

IPC Classes  ?

• F24F 11/30 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
• F24F 11/62 - Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values

Abstract

Disclosed in the present disclosure are an air conditioner control method, an apparatus, a device, a medium and a product. The method comprises: acquiring environment related data of a target partition; and if the environment related data meets a first condition, adjusting an indoor fan rotating speed and an outdoor compressor frequency on the basis of the environment related data, the first condition being a condition that the target partition meets temperature compensation.

IPC Classes  ?

• F24F 11/77 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
• F24F 11/74 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
• F24F 11/86 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
• F24F 110/10 - Temperature

Abstract

A current sampling method and apparatus for a PFC circuit, an air conditioner, and a computer-readable storage medium are provided. The method includes: outputting a turn-on signal to a switching device; acquiring a first duration of the turn-on signal, and according to the first duration, determining a theoretical sampling time point for sampling a PFC circuit; according to the theoretical sampling time point, acquiring a second duration within which the switching device is turned on; according to the first duration and the second duration, determining a compensation duration for performing current sampling on the PFC circuit; and adjusting the theoretical sampling time point according to the compensation duration to obtain a target sampling time point, and performing current sampling on the PFC circuit according to the target sampling time point.

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 7/155 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only

Abstract

The present application discloses an air conditioner and a control method therefor, and a computer storage medium. The control method for the air conditioner comprises: acquiring environmental parameters in a working space at the end of the operation of the previous period of the air conditioner; determining an operation duration of the current period of the air conditioner on the basis of the environmental parameters in the working space; acquiring operation parameters of the current period of the air conditioner; and controlling the air conditioner to operate according to the operation parameters of the current period until the air conditioner operates for the operation duration of the current period.

IPC Classes  ?

• F24F 11/64 - Electronic processing using pre-stored data
• F24F 110/10 - Temperature

Abstract

A multi-device cooperative control method, an apparatus, a device, and a storage medium, relating to the technical field of cooperative control. The method comprises: determining a target difference on the basis of a set value and an environment value of a target space (S10); determining a capability supply interval of the target difference on the basis of a difference-capability supply mapping table (S20); and when a target device in the target space is determined on the basis of the capability supply interval, controlling the target device to operate (S30).

IPC Classes  ?

• F24F 11/46 - Improving electric energy efficiency or saving
• G05B 19/042 - Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors

Abstract

The present application provides an air conditioning method, apparatus and device, and a storage medium. The air conditioning method comprises: periodically acquiring a current air parameter value within a workspace where an air conditioning device is located; comparing the current air parameter value with a preset target air parameter range; and when the current air parameter value is located outside the target parameter range, calculating a target air parameter value on the basis of the target air parameter range, and controlling the air conditioning device to continue operating until the current air parameter value reaches the target air parameter value.

IPC Classes  ?

• F24F 11/00 - Control or safety arrangements
• G05D 23/00 - Control of temperature

Abstract

The present application relates to the technical field of air conditioning device control, and discloses an AI hosting function control method, a control device, and a computer storage medium. The AI hosting function control method comprises: upon detection of a control requirement for a target device, acquiring an expected control deviation of the target device when undergoing AI hosting; and on the basis of the expected control deviation, determining whether to enable an AI hosting function.

IPC Classes  ?

• F24F 11/63 - Electronic processing

Abstract

Provided in the present application are network diagnosis methods, network diagnosis apparatuses, an electronic device, and a readable storage medium. A network diagnosis method is executed by means of an electronic device, and the network diagnosis method is used for diagnosing an abnormal connection status between a target device and a server. The network diagnosis method comprises: establishing a connection with a server, wherein a target device to be diagnosed is connected to the server; upon receiving an offline prompt sent by the server, establishing a connection with the target device, wherein an electronic device is connected to the target device by means of a first connection method, the electronic device is connected to the server by means of a second connection method, and the offline prompt is generated by the server when the target device is disconnected from the server; sending a diagnostic data request to the target device; receiving diagnostic data, which is sent by the target device and corresponds to the diagnostic data request; and on the basis of the diagnostic data, determining an abnormal connection status between the target device and the server.

IPC Classes  ?

• H04L 41/0631 - Management of faults, events, alarms or notifications using root cause analysisManagement of faults, events, alarms or notifications using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis

Abstract

A drying device, comprising: a drying chamber (40), used for accommodating an object to be dried; an air duct housing (16), communicated with the drying chamber (40); a heat pump unit (01), connected to the air duct housing (16) and having a refrigerant circulation channel; a dynamic heat exchange assembly (03), comprising a dynamic heat exchanger (12), connected to the air duct housing (16), and capable of exchanging heat with an external environment of the drying chamber (40); and a switch assembly (02), connected to the air duct housing (16), wherein a refrigerant interface of the dynamic heat exchanger (12) and the switch assembly (02) are both connected to the refrigerant circulation channel, and the switch assembly (02) is used for switching a circulation path of a refrigerant in the heat pump unit (01) and the dynamic heat exchanger (12) so as to switch an operation mode of the dynamic heat exchanger (12). The operation stage of the drying device includes a heating stage and a temperature stabilizing stage; in the heating stage, the switch assembly (02) is controlled to switch the dynamic heat exchanger (12) to an evaporation mode; in the temperature stabilization stage, the switch assembly (02) is controlled to switch the dynamic heat exchanger (12) to a condensation mode. The drying device can implement low-temperature drying and shorten the drying duration.

IPC Classes  ?

• D06F 58/20 - General details of domestic laundry dryers
• D06F 58/24 - Condensing arrangements
• F26B 21/00 - Arrangements for supplying or controlling air or gases for drying solid materials or objects

Abstract

A method for controlling an air conditioner, an air conditioner and a computer-readable storage medium are provided. The method includes: obtaining at least two predicted control parameter combinations for a current cycle prediction of the air conditioner and obtaining a historical control parameter combination of the air conditioner from a previous cycle operation; determining a target control parameter combination for the air conditioner according to parameter similarities between each of the predicted control parameter combinations and the historical control parameter combination; and controlling the air conditioner to operate according to the parameter values in the target control parameter combination.

IPC Classes  ?

• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/65 - Electronic processing for selecting an operating mode
• F24F 110/32 - Velocity of the outside air

Abstract

The present application discloses an air conditioner indoor and outdoor unit power supply circuit, an apparatus, an air conditioner, a control method, and a medium. The air conditioner indoor and outdoor unit power supply circuit comprises an indoor unit circuit (100) and an outdoor unit circuit (200). The indoor unit circuit (100) comprises an indoor-outdoor unit terminal block (112) and an indoor control module (121) configured to drive and control an indoor load. The indoor-outdoor unit terminal block (112) comprises an indoor unit power supply interface for acquiring a direct current power supply. The outdoor unit circuit (200) comprises a power input terminal block (201) configured to connect to an external alternating current power supply, a power conversion module (220) configured to convert the external alternating current power supply to output two paths of stepped-down direct current power supplies, and an outdoor control module (210) configured to drive and control an outdoor load, wherein one output end of the power conversion module (220) is connected to the indoor unit power supply interface, and the other output end is configured to supply power to the outdoor load.

IPC Classes  ?

• F24F 11/88 - Electrical aspects, e.g. circuits

Abstract

The present application discloses an air conditioning system, a standby control method, an operation control device, and a storage medium. The air conditioning system comprises an indoor unit and an outdoor unit. The outdoor unit comprises an outdoor controller (200), a power supply access seat (100), an intelligent power module (400), and a power supply control module (300); the intelligent power module (400) comprises a power supply input port connected to the power supply access seat (100), a first power supply port (410) used for supplying power to the outdoor controller, and a second power supply port (420) used for supplying power to a primary load (500); and the power supply control module (300) controls, on the basis of a control signal of the outdoor controller (200), the second power supply port (420) to supply power to the primary load (500). The indoor unit comprises a power supply interface (700) connected to the power supply access seat to supply power to the indoor unit, and an indoor controller (600) communicationally connected to the outdoor controller (200), so that the outdoor controller (200) sends a standby control signal to the power supply control module (300) on the basis of a communication signal sent by the indoor controller (600).

IPC Classes  ?

• G05B 19/04 - Programme control other than numerical control, i.e. in sequence controllers or logic controllers
• F24F 11/46 - Improving electric energy efficiency or saving

Abstract

An air conditioner (10), comprising an air supply assembly (300), a positioning bracket (210), a frame (220) and an electric control box (100), wherein the air supply assembly (300) comprises an electric motor (310) and fan blades (320); the positioning bracket (210) is configured to position the electric motor (310), a snap-fit slot (211) is provided in the top end of the positioning bracket (210), and the direction from the electric motor (310) to the snap-fit slot (211) is a first direction (X); the frame (220) is arranged around the fan blades (320), and the frame (220) comprises a first positioning structure (223); the electric control box (100) comprises a protrusion (111) and a second positioning structure (130), the protrusion (111) being at least partially accommodated in the snap-fit slot (211) and able to enter the snap-fit slot (211) in a second direction (Y) that is substantially perpendicular to the first direction (X), and the second positioning structure (130) abutting against or being connected to the first positioning structure (223); and the protrusion (111) is configured to be constrained against disengagement from the snap-fit slot (211) in the first direction (X).

IPC Classes  ?

• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units
• F24F 13/20 - Casings or covers
• F24F 1/22 - Arrangement or mounting thereof

Abstract

The present application discloses an air conditioner (100). The air conditioner (100) comprises a base (110), a heat exchanger (120), a distribution assembly (130), and a flow guide portion (140). The base (110) is provided with a water storage cavity (111) having an upward opening, and the distribution assembly (130) is connected to the base (110). The flow guide portion (140) is provided between the distribution assembly (130) and the base (110); and the flow guide portion (140) is used for receiving condensate water dripping from at least one dripping area (133) of the distribution assembly (130), and guiding the received condensate water to the water storage cavity (111) of the base (110).

IPC Classes  ?

• F24F 13/22 - Means for preventing condensation or evacuating condensate
• F24F 1/42 - Separate outdoor units, e.g. outdoor unit to be linked to a separate room unit comprising a compressor and a heat exchanger characterised by the use of the condensate, e.g. for enhanced cooling

Abstract

An air conditioner, a defrosting control method therefor, a defrosting control apparatus therefor, and a storage medium. The method comprises: when an air conditioner operates in a heating mode for a first set duration, acquiring an outdoor heat exchanger temperature, an outdoor environment temperature and outdoor environment humidity; when determining, on the basis of the outdoor heat exchanger temperature, the outdoor environment temperature and the outdoor environment humidity, that the air conditioner does not satisfy the condition of entering a reversing defrosting mode, determining a non-reversing defrosting mode on the basis of the outdoor environment temperature and the outdoor environment humidity; and performing defrosting control on the air conditioner on the basis of the non-reversing defrosting mode.

IPC Classes  ?

• F24F 11/42 - DefrostingPreventing freezing of outdoor units
• F24F 11/64 - Electronic processing using pre-stored data
• F24F 11/61 - Control or safety arrangements characterised by user interfaces or communication using timers
• F24F 11/67 - Switching between heating and cooling modes
• F24F 110/22 - Humidity of the outside air
• F24F 110/12 - Temperature of the outside air
• F25B 47/02 - Defrosting cycles

Abstract

Provided in the present disclosure are an air conditioner and a control method therefor, and a computer-readable storage medium. The air conditioner comprises a compressor, a reversing apparatus, an outdoor heat exchanger, an electronic expansion valve, a coolant ring, a variable-flow throttling valve and an indoor heat exchanger, which are sequentially connected, wherein the variable-flow throttling valve is configured to automatically adjust the coolant flow when the air conditioner runs in a cooling mode, so as to be adapted to a load change; and the electronic expansion valve is configured to perform opening-degree increase adjustment when the air conditioner runs in a non-reversing defrosting mode, and the opening degree stagewise changes.

IPC Classes  ?

• F25B 41/00 - Fluid-circulation arrangements
• F25B 49/00 - Arrangement or mounting of control or safety devices

Abstract

Provided is an outdoor unit (100), comprising: a housing (1); an axial flow fan (2), two axial ends of which are respectively arranged facing a first air inlet (111) and an air outlet (112); and a heat exchanger (3), comprising a first heat exchange section (301) and a first bent section (311) and a second bent section (312) connected at two opposite ends of the first heat exchange section (301). In the direction away from the first heat exchange section (301), the first bent section (311) and the second bent section (312) are both bent toward the air outlet (112), and the width of the heat exchanger (3) from the first bent section (311) to the second bent section (312) is greater than the diameter of the axial flow fan (2).

IPC Classes  ?

• F24F 1/16 - Arrangement or mounting thereof

Abstract

A mounting support (300) and an air conditioner. The mounting support (300) is used for mounting an air conditioner outdoor unit (200) to a house (100); the house (100) comprises a window structure (110); the mounting support (300) comprises a hanging structure (410) and a load-bearing frame (500); the hanging structure (410) has a hanging channel (420); the hanging channel (420) is used for allowing the window structure (110) to enter; in the hanging direction of the hanging structure (410), the width of the hanging channel (420) tends to increase; the load-bearing frame (500) is connected to the hanging structure (410); the load-bearing frame (500) is provided with an air conditioner outdoor unit mounting part (522) for mounting the air conditioner outdoor unit (200).

IPC Classes  ?

• F24F 1/62 - Wall-mounted
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units
• F16M 13/02 - Other supports for positioning apparatus or articlesMeans for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle

Abstract

The present application discloses a limiting member, a mounting bracket and an air conditioner assembly. The limiting member comprises elastic arms, limiting portions, and abutting portions, and one limiting portion and one abutting portion are arranged apart from each other on the corresponding elastic arm. The mounting bracket comprises: a main bracket, comprising a window-mounted bracket and bearing brackets connected to each other, wherein the window-mounted bracket can be mounted on a window frame, the bearing brackets extend to the outer side or the inner side of a window in a first direction, an air conditioner is arranged on the upper side of the bearing brackets, a mounting groove is formed in the lower surface of each bearing bracket, and a plurality of limiting slots distributed at intervals in the first direction are formed in each mounting groove; supporting brackets having upper ends movably arranged in the mounting grooves in the first direction, and lower ends used for abutting against a wall surface and/or a window edge; and the limiting member.

IPC Classes  ?

• F24F 1/60 - Arrangement or mounting of the outdoor unit
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units

Abstract

A panel (1) of an air conditioner (100), and a panel assembly (10) and the air conditioner (100) having same. A first recess (11) for mounting a first filter (2) is formed on one side of the panel (1) in the thickness direction, ventilation holes (133) are formed in the bottom wall of the first recess (11), and a second recess (12) for mounting a second filter (3) is formed in the inner wall of the first recess (11).

IPC Classes  ?

• F24F 1/035 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with means for purifying supplied air characterised by the mounting or arrangement of filters
• F24F 8/10 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
• F24F 13/20 - Casings or covers

Abstract

A water heater and a corrosion prevention design method therefor. The water heater comprises: an inner tank, which comprises a metal tank body and a first insulating layer covering the inner wall of the metal tank body; a metal component, which is disposed in the inner tank and is electrically connected to the metal tank body; and a corrosion prevention assembly, comprising: an electronic anode, which extends into the inner tank, and a direct-current power source module, which comprises a positive electrode electrically connected to the electronic anode and a negative electrode electrically connected to the metal tank body, and is configured to apply a weak-current voltage between the metal tank body and the electronic anode, wherein the total area of an exposed metal surface of the metal component that is in direct contact with water in the inner tank is less than or equal to 0.5 m2. Since the direct-current power source module applies a weak-current voltage between the metal tank body and the electronic anode and between the metal component and the electronic anode, corrosion prevention requirements of the inner tank and the metal component can be met, thereby reducing the risk of hydrogen evolution explosion, reducing the potential safety hazard of electric leakage of the corrosion prevention assembly, and reducing the difficulty of an electronic control design of the water heater.

IPC Classes  ?

• F24H 9/45 - Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means

Abstract

A method for controlling an air conditioner based on an operation power, an air conditioner and a readable storage medium are provided. The method includes: obtaining uncontrollable operation parameters of the air conditioner; based on the uncontrollable operation parameters, predicting an operation power corresponding to each parameter combination of the controllable operation parameters of the air conditioner; there are at least two controllable operation parameters, and the operation power corresponds to a parameter combination formed by means of combining parameters among all of the controllable operation parameters; and controlling the air conditioner to operate according to a target operation parameter combination.

IPC Classes  ?

• F24F 11/46 - Improving electric energy efficiency or saving
• F24F 11/64 - Electronic processing using pre-stored data

Abstract

Disclosed are a method for controlling an air conditioner, an air conditioner, and a computer-readable storage medium. The method includes: obtaining uncontrollable operating parameters of the air conditioner; predicting, based on the uncontrollable operating parameters, the operating energy efficiency and/or output capacity corresponding to each parameter combination of controllable operating parameters of the air conditioner; determining a target operating parameter combination that meets the target operating energy efficiency and/or output capacity; and controlling the air conditioner to operate according to the target operating parameter combination.

IPC Classes  ?

• F24F 11/46 - Improving electric energy efficiency or saving
• F24F 11/64 - Electronic processing using pre-stored data

Abstract

An air conditioner, comprising an enclosure assembly (10), a heat exchange and air supply assembly (50) and a display panel assembly (100). The enclosure assembly (10) is provided with an air inlet (31) and an air outlet (23); the heat exchange and air supply assembly (50) is arranged in the enclosure assembly (10); the display panel assembly (100) is mounted on the enclosure assembly (10) and comprises a display module (103) and a display control module (90) which have an electrical connection relationship, the display module (103) and the display control module (90) being independently mounted on the enclosure assembly (10).

IPC Classes  ?

• F24F 1/0007 - Indoor units, e.g. fan coil units
• F24F 11/89 - Arrangement or mounting of control or safety devices
• F24F 11/88 - Electrical aspects, e.g. circuits
• F24F 11/52 - Indication arrangements, e.g. displays
• F24F 11/526 - Indication arrangements, e.g. displays giving audible indications
• F24F 13/20 - Casings or covers
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units
• H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
• F21V 33/00 - Structural combinations of lighting devices with other articles, not otherwise provided for

Abstract

An end cap assembly includes an end cap having an accommodation cavity and including first and/or second limit structure, a lock shaft, a reset member configured to push the lock shaft from an unlocked position to a locked position, and an operation member connected to the lock shaft and configured to pull the lock shaft from the locked position to the unlocked position. When the lock shaft is pushed to the locked position, the first limit structure engages with the operation member in limiting manner to limit the operation member in an accommodated state in which the operation member is accommodated in the accommodation cavity. When the lock shaft is pulled to the unlocked position, the second limit structure engages with the operation member in limiting manner to limit the operation member is limited in a pulled-out position at which the operation member is partially outside the accommodation cavity.

IPC Classes  ?

• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window

Abstract

An air conditioner (100), comprising: a condensate water recovery system (4), a heat conduction structure (5) and a heat exchange pipe (6). The condensate water recovery system (4) comprises a water guide pipe (41) and a spray head (42), the spray head (42) being connected to an end part of the water guide pipe (41); the heat conduction structure (5) is in thermal fit with the water guide pipe (41); the heat exchange pipe (6) is in thermal fit with the heat conduction structure (5); the heat exchange pipe (6) exchanges heat with the water guide pipe (41) by means of the heat conduction structure (5).

IPC Classes  ?

• F24F 13/22 - Means for preventing condensation or evacuating condensate
• F24F 1/36 - Drip trays for outdoor units
• F24F 11/89 - Arrangement or mounting of control or safety devices

Abstract

44, a second solvent, and a catalyst.

IPC Classes  ?

• C09D 183/04 - Polysiloxanes
• C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
• C09D 7/63 - Additives non-macromolecular organic

Abstract

A fan blade, a fan, and an air-blowing device. The fan blade (100) comprises: a hub (110) and a blade assembly (120), wherein the blade assembly (120) comprises N blades (121) connected to the hub (110), at least one blade (121) being provided with a hollow region (122); and on a first projection plane (130) perpendicular to the axis of the hub (110), the orthographic projection of the blade (121) forms a first projection (131) with an area of S1, and the orthographic projection of the hollow region (122) forms a second projection (132) with an area of S2, wherein 0≤S2/S1≤10. In the fan blade, the size of the hollow region is limited, thereby reducing fan noise and improving the performance of the fan blade.

IPC Classes  ?

• F04D 29/38 - Blades

Abstract

A fan blade, comprising a hub (101) and blades (102), wherein the blades are connected to the hub; each blade comprises a first segment (11) and a second segment (12), and a hollow region (10a) is provided between the first segment and the second segment; a reference cylindrical surface (103) is configured around the axis of the hub and a spatial intersection line of the reference cylindrical surface and each blade is defined as a blade profile; the blade profile of the first segment is configured to protrude away from the rotation direction of the fan blade, and the blade profile of the second segment is configured to protrude away from the rotation direction of the fan blade. Also provided are a fan and an air blowing device. The working capacity of the fan blade at a same rotation speed can be improved, thus increasing the air supply amount thereof.

IPC Classes  ?

• F04D 29/38 - Blades
• F04D 29/32 - Rotors specially adapted for elastic fluids for axial-flow pumps
• F04D 29/66 - Combating cavitation, whirls, noise, vibration, or the likeBalancing

Abstract

An end cover assembly (10), comprising: an end cover (11), a lock shaft (12), a reset member (15) and an operating member (13), wherein the end cover (11) is provided with an accommodating cavity (113); the reset member (15) is configured to push the lock shaft (12) to move from an unlocked position to a locked position; and the operating member (13) is configured to pull the lock shaft (12) to move from the locked position to the unlocked position. The end cover (11) comprises a first limiting structure (114) and/or a second limiting structure (115), wherein the first limiting structure (114) is configured to limit, when the lock shaft (12) is pushed to the locked position, the operating member (13) in a storage state in which the operating member (13) is accommodated in the accommodating cavity (113); and the second limiting structure (115) is configured to limit, when the lock shaft (12) is pulled to the unlocked position, the operating member (13) at a pull-out position where at least part of the operating member (13) moves out of the accommodating cavity (113).

IPC Classes  ?

• F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window
• F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units
• F24F 13/00 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening

Abstract

A control method for an environment adjustment device, an environment adjustment device and a storage medium. A liquid outlet of an energy supply module in a secondary refrigerant circulation system (3) of the environment adjustment device is connected to indoor end devices (31) and a liquid supply module (4), at least two types of indoor end devices (31) comprise a first-type end and a second-type end, and a liquid inlet of the first-type end is connected to the liquid supply module (4); and the method comprises: when the indoor end devices (31) comprise a first target end of a first-type end and a second target end of a second-type end that have a heat exchange demand, determining a first target secondary refrigerant temperature of the energy supply model on the basis of a required secondary refrigerant temperature of the second target end; adjusting the liquid supply module (4) on the basis of a required secondary refrigerant temperature of the first target end and/or the first target secondary refrigerant temperature; and controlling the operation of a heat pump system (2) on the basis of the first target secondary refrigerant temperature.

IPC Classes  ?

• F25B 49/02 - Arrangement or mounting of control or safety devices for compression type machines, plants or systems