A control method includes determining, in response to receiving an air outlet angle customization instruction, two positions selected by a user within a swing range of a swing mechanism of an air outlet apparatus as a starting position and an ending position, and controlling the swing mechanism to swing between the starting position and the ending position.
F24F 11/79 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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.
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.
A fan blade includes a hub and a blade connected to a circumferential side face of the hub. The blade presents a circular shape, the inner annular surface of the blade encloses a hollow area. In the radial direction of the hub, an end of the blade connected to the hub is the root part of the blade. In a direction from the end part to the root part, at least a portion of the area of the blade is a first segment part that includes a first inner annular surface and a first outer annular surface. In the axial direction of the hub, the first inner annular surface and the first outer annular surface turn direction at the end part, and the first inner annular surface and the first outer annular surface on both sides of the end part do not overlap.
A wind speed adjustment method and apparatus, a readable storage medium, and a fan device (200). The wind speed adjustment method is applied to the fan device (200), and the fan device (200) comprises: a number N of sensors (204) and a fan (208), the N sensors (204) being used to collect N environmental parameters, and N being an integer greater than 1. The wind speed adjustment method comprises: acquiring N environmental parameters; on the basis of the N environmental parameters, determining N operating wind speeds, the N operating wind speeds corresponding one-to-one to the N environmental parameters; on the basis of the N operating wind speeds, determining a target wind speed; and on the basis of the target wind speed, controlling the fan (208) to operate. The fan (208) can take into account the environmental parameters collected by the multiple sensors (204), enabling the fan device (200) to take into consideration control requirements of various different functions, thus ensuring that the fan operates at a relatively good running wind speed.
Disclosed in the present application are a fan blade, a fan, and an air-blowing device. The fan blade comprises a hub and a blade assembly, wherein the blade assembly comprises N blades, N being an integer greater than or equal to 2; the blades are connected to the hub, each blade comprising a first blade section and a second blade section, and a hollow region being provided between the first blade section and the second blade section; a pressure surface of the first blade section is connected to a suction surface of the second blade section, and a suction surface of the first blade section is connected to a pressure surface of the second blade section, and on a projection plane perpendicular to the axis of the hub; and projection points formed by the orthographic projections of curved surfaces of the blades do not overlap.
A humidification assembly (102), comprising a first housing (110), a second housing (120) and a humidification component (156). The first housing (110) comprises a first wall (112) and a second wall (114), wherein the first wall (112) is connected to the second wall (114), and the first wall (112) is arranged along the outer periphery of the second wall (114); and at least part of the first wall (112) can transmit light, the light-transmitting area of the first wall (112) surrounding the second wall (114). The second housing (120) is disposed in the first housing (110) and arranged along the first wall (112), the second housing (120) and the first wall (112) enclosing a first cavity (130), and the second housing (120) and the second wall (114) enclosing a second cavity (140). The humidification component (156) is disposed in the second cavity (140). The second cavity (140) can contain a liquid, and the first cavity (130) is in communication with the second cavity (140), allowing the liquid in the second cavity (140) to enter the first cavity (130). Further provided are a water tank (104) and an air purification apparatus (100). The present humidification assembly enables a user to easily and conveniently observe the liquid level in the second cavity, providing a more direct observation method, thereby improving the user experience.
F24F 8/108 - 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 using dry filter elements
F24F 1/0014 - Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
F24F 1/0087 - Indoor units, e.g. fan coil units with humidification means
F24F 1/0073 - Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
A method for detecting water shortage in a water tank, applied to a liquid supply apparatus. The liquid supply apparatus comprises a water tank and a water pump apparatus used for pumping out liquid in the water tank. The method comprises: acquiring a working current of a water pump apparatus, and determining that a water tank is in a water shortage state when it is determined that the working current does not match a preset current. Also provided are a circuit and apparatus for detecting water shortage in a water tank, a liquid supply apparatus and a water-using device.
G01F 23/22 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
A fan control method, a fan, and a computer-readable storage medium. The fan (100) comprises an oscillation mechanism (20), a plurality of sensor components (40) being provided at different positions of the oscillation mechanism (20). The control method comprises: acquiring remote control signals received by the plurality of sensor components (40); comparing amplitudes of the multiple remote control signals, and acquiring as a target position the position of the sensor component (40) corresponding to the remote control signal amongst the multiple remote control signals having the maximum amplitude; and controlling the oscillation mechanism (20) to rotate towards the target position. The control method can receive the remote control signal of a remote controller by means of the plurality of sensor components and, by means of the amplitudes of the remote control signal, determine the position where the remote control signal is transmitted, intelligently supplying air and improving air supply effects.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
F04D 27/00 - Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
The embodiments of the disclosure relate to an air treatment device comprising a housing. The housing is provided with an air inlet, a top of the housing is provided with an first air outlet communicated with the air inlet, and a side part of the housing is provided with a second air outlet communicated with the air inlet; and the housing is provided with a sealing structure, and the sealing structure moves relative to the housing to adjust opening and closing states of at least one of the first air outlet and the second air outlet.
The present application provides a humidifying device. The humidifying device comprises a housing assembly, a support assembly, and a liquid storage tank; the housing assembly is provided with a liquid inlet, and a pipeline assembly communicated with the liquid inlet is formed in the housing assembly; the liquid storage tank is connected to the housing assembly; the support assembly is accommodated in the liquid storage tank, a liquid outlet end of the pipeline assembly faces the support assembly so as to guide liquid flowing in from the liquid inlet to the support assembly, and the support assembly comprises a flow guide part; and the support assembly injects liquid into the liquid storage tank by means of the flow guide part.
A humidifier includes a base including a water reservoir cavity, a trigger switch provided at the base, and a trigger component located in the water reservoir cavity. An outer side of the trigger switch is provided with a waterproof protective cover. The trigger component is configured to, in response to a water level in the water reservoir cavity rising to a predetermined water level line, push the waterproof protective cover to trigger the trigger switch to control the humidifier to work. A wall thickness the waterproof protective cover at a position where the waterproof protective cover contacts the trigger component is less than a wall thickness of the waterproof protective cover at other positions of the waterproof protective cover.
An air duct assembly and an air outlet device. The air duct (110) assembly comprises a housing (100), a heating member (200), and a toggle member (300). The heating member (200) is movably arranged in the housing (100). One end of the toggle member (300) is connected to the heating member (200), and when stressed, the toggle member (300) can drive the heating member (200) to switch between a first state and a second state. In the first state, the heating member (200) is located inside the air duct (110). In the second state, the heating member (200) is located outside the air duct (110).
F24F 1/005 - Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floorIndoor units, e.g. fan coil units characterised by mounting arrangements standing on the floor
F24F 1/0093 - Indoor units, e.g. fan coil units characterised by heating arrangements with additional radiant heat-discharging elements, e.g. electric heaters
The present application relates to the field of air humidification. Provided is a humidifier, comprising a main body and an atomizing assembly, wherein an accommodating cavity and a first mounting cavity are formed in the main body, and are not in communication with each other; the atomizing assembly is detachably mounted in the accommodating cavity; and when the atomizing assembly is mounted in the accommodating cavity, a water cavity is formed between an inner wall of the main body and an outer wall of the atomizing assembly. In the present application, the atomizing assembly is arranged in the main body, the main body of the humidifier is combined with the atomizing assembly, and the process of replenishing water from the water cavity into an atomizing cavity and the process of the water turning into steam in the atomizing cavity and then entering the atomizing assembly are both performed in the accommodating cavity; thus, the problem of water leakage of the humidifier is effectively solved. The water cavity is directly formed between the inner wall of the main body and the outer wall of the atomizing assembly, and the atomizing assembly is directly mounted in the accommodating cavity of the main body, thereby forming a nested structure, such that a space occupied by the humidifier is fully saved on.
A machine head mechanism (100) and a fan device, wherein the machine head mechanism (100) comprises: a centrifugal volute (104); a centrifugal fan (106) being provided in the centrifugal volute (104); an air duct outlet (1042) and an air duct inlet (1044) being provided on the centrifugal volute (104); an outer plate (112), arranged on one side of the centrifugal volute (104) in the axial direction; and an outer air inlet corresponding to the air duct inlet (1044) being formed in the outer plate (112). The outer plate (112) comprises a recessed plate (1124), and the recessed plate (1124) is provided with a plurality of first air inlet holes (126). In the machine head mechanism (100), the recessed plate (1124) can have a certain flow guide effect on air, and the Coanda effect is utilized, so that air tends to flow along the wall surface, and the air inlet efficiency is improved.
A head mechanism (100) and a fan device (200). The head mechanism (100) comprises: a housing (102), wherein the circumferential side wall of the housing (102) is provided with a main air inlet (1024) and an air outlet (1022), and the axial wall surfaces of the housing (102) are provided with auxiliary air inlets (1026); and a centrifugal volute (104) provided in the housing (102), wherein the centrifugal volute (104) is internally provided with a centrifugal fan (106), and the centrifugal volute (104) is provided with an air duct outlet (1042) corresponding to the air outlet (1022) and air duct inlets (1044) corresponding to the auxiliary air inlets (1026). The main air inlet (1024) is spaced apart from the air outlet (1022) in the circumferential direction of the housing, the included angle between the line connecting the end of the air outlet (1022) close to the main air inlet (1024) and a rotating shaft of the centrifugal fan and the line connecting the end of the main air inlet (1024) close to the air outlet (1022) and the rotating shaft of the centrifugal fan is not less than 30 degrees, and air flowing in from the main air inlet (1024) and the auxiliary air inlets (1026) flows into the centrifugal volute (104) through the air duct inlets (1044). The fan device (200) comprises: the head mechanism (100) and a floor stand (202), wherein the head mechanism (100) is arranged on the floor stand (202). According to the head mechanism, by limiting an included angle, a certain gap is formed between the main air inlet (1024) and the air outlet (1022), so that air flowing out from the air outlet (1022) will not directly return to the main air inlet (1024), thereby ensuring an air supply effect.
F04D 29/42 - CasingsConnections for working fluid for radial or helico-centrifugal pumps
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
Provided in embodiments of the present application are a head mechanism and a fan apparatus. The head mechanism includes: a casing, where a primary air inlet and an air outlet are provided on a circumferential side wall of the casing, and an auxiliary air inlet is provided on an axial wall surface of the casing; and a centrifugal volute arranged in the casing, where a centrifugal fan is arranged in the centrifugal volute, and an air duct outlet corresponding to the air outlet and an air duct inlet corresponding to the auxiliary air inlet are provided on the centrifugal volute; and air flowing from the primary air inlet and the auxiliary air inlet flows into the centrifugal volute through the air duct inlet. According to the embodiment of the present application, since the primary air inlet located on the circumferential side wall is provided.
F04D 29/42 - CasingsConnections for working fluid for radial or helico-centrifugal pumps
F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
A fan, comprising a housing (110) and a regulating air-blower (140). The housing (110) is provided with an air output duct (112), a first air inlet (113a) and a first air outlet (113b). The first air inlet (113a) and the first air outlet (113b) are in communication with a ventilation duct. The regulating air-blower (140) is mounted in the air output duct (112) and is configured for allowing external air to enter the air output duct (112) through the first air inlet (113a). The housing (110) comprises a transparent portion (116a). The position of the transparent portion (116a) corresponds to the position of the regulating air-blower (140). In the fan, the regulating air-blower can be seen through the transparent portion, so as to determine whether the regulating air-blower works normally.
The content of the present disclosure belongs to the technical field of household electric appliances. Disclosed is a fan, which aims to solve the technical problem of low air outlet volumes of existing fans. The fan (100) comprises: a housing (110), an airflow regulating assembly (120), and an air outlet blower (130); the housing (110) has a first air duct (112a), a second air duct (112b), a first air inlet (113a), a second air inlet (113d) and a first air outlet (113b), the first air duct (112a) and the second air duct (112b) being communicated with each other, the first air inlet (113a) being communicated with the first air duct (112a), and the first air outlet (113b) and the second air inlet (113d) both being communicated with the second air duct (112b); the airflow regulating assembly (120) is mounted in the first air duct (112a); the air outlet blower (130) is arranged in the second air duct (112b). Air regulated by the airflow regulating assembly (120) in the first air duct (112a) enters the second air duct (112b), is accelerated by the air outlet blower (130) and is then blown out of the first air outlet (113b) , such that users can feel a higher air outlet volume, and the circulation of indoor air can be accelerated to better regulate the airflow, thus enhancing user experience.
A head assembly includes a cover structure provided with an air outlet end and an air inlet end that are opposite each other, a fan assembly arranged in the cover structure, and a lighting device arranged at the air inlet end of the cover structure. The lighting device is configured to emit light rays towards a direction away from the air outlet end.
A fan vane structure (100). The fan vane structure comprises: a hub (102) comprising an air windward end face (1022) and an air output end face (1024), which are opposite each other; a notch portion (104) arranged on an outer side wall of the hub and arranged close to the air output end face; and a plurality of vanes (106) arranged on the outer side wall of the hub in a circumferential direction of the hub. Since the notch portion is formed in the outer side wall of the hub, the portion of the hub close to the air output end face cannot form a complete circle under the action of the notch portion, such that the possibility of mold sticking in a production process can be greatly reduced, thus the manufacturability of the fan vane structure in the production process is improved, thereby improving the production yield. Further provided are a blower assembly and a fan apparatus.
An axial flow fan (100), which comprises: a drive device (110); at least one air guide member (120), the air guide member (120) having a plurality of independent air guide channels (122); and at least two impellers (130), the drive device (110) being in transmission connection with the impellers (130), the at least two impellers (130) being successively arranged at intervals, and two neighboring impellers (130) at least having one air guide member (120) disposed between same. The air guide member can change the flow direction of air entering the rear impeller, reducing impact with the rear impeller, and thereby reducing the noise of the axial-flow fan during operation.
Provided in embodiments of the present application are a head mechanism and a fan apparatus. The head mechanism includes: a casing, where a primary air inlet and an air outlet are provided on a circumferential side wall of the casing, and an auxiliary air inlet is provided on an axial wall surface of the casing; and a centrifugal volute arranged in the casing, where a centrifugal fan is arranged in the centrifugal volute, and an air duct outlet corresponding to the air outlet and an air duct inlet corresponding to the auxiliary air inlet are provided on the centrifugal volute; and air flowing from the primary air inlet and the auxiliary air inlet flows into the centrifugal volute through the air duct inlet. According to the embodiment of the present application, since the primary air inlet located on the circumferential side wall is provided.
F04D 29/42 - CasingsConnections for working fluid for radial or helico-centrifugal pumps
F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
Provided in embodiments of the present disclosure are a fan blade assembly and a fan apparatus. The fan blade assembly includes: a primary fan blade, where multiple first blades circumferentially provided are arranged on the primary fan blade; an auxiliary fan blade arranged coaxial and adjacent to the primary fan blade, where multiple second blades circumferentially provided are arranged on the auxiliary fan blade, an air inlet direction of the auxiliary fan blade is an axial direction, an air outlet direction of the auxiliary fan blade is a radial direction, and the first blades and the second blades have different torsion directions; and an motor arranged on one side of the auxiliary fan blade away from the primary fan blade, where the primary fan blade has a maximum outer diameter greater than an outer diameter of the auxiliary fan blade. According to the embodiment of the present disclosure.
F04D 17/02 - Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumpsHelico-centrifugal pumps specially adapted for elastic fluids having non-centrifugal stages, e.g. centripetal
F04D 29/32 - Rotors specially adapted for elastic fluids for axial-flow pumps
F04D 29/66 - Combating cavitation, whirls, noise, vibration, or the likeBalancing
A fan blade (100) and a fan. The fan blade (100) comprises: a hub (110) and a plurality of blades (120), wherein the plurality of blades (120) are arranged around the hub (110), and each blade (120) has a leading edge (121) and a trailing edge (123), which are arranged facing away from each other; the leading edge (121) is provided with a first saw-toothed portion (130); and the trailing edge (123) is provided with a second saw-toothed portion (140). During the rotation of the fan blade (100), since each blade (120) is relatively large, the first saw-toothed portion (130) provided on the leading edge (121) can change an airflow impact angle of a blade root of the blade (120); moreover, the first saw-toothed portion (130) can be used for pre-cutting inflow air, and the airflow can enter the blade (120) at variable impact angles, thereby reducing some of the noise. The airflow is prone to separating at the trailing edge (123), thereby causing vortex shedding; and the second saw-toothed portion (140) provided on the trailing edge (123) can slow the separation of the airflow, and is also used for cutting a generated vortex into smaller vortexes, so that the size of the vortex is reduced, thereby reducing the noise and improving the sound quality.
Provided in the present application is a humidifier, comprising: a base, which is provided with a first water channel; an atomization assembly, which is mounted on the base, is provided with a mist guide passage in fluid communication with the first water channel, and comprises a heating element adapted to form mist in the mist guide passage; a water tank, which is mounted on the base and is provided with a water chamber in fluid communication with the first water channel; a float, which is located in the first water channel and is adapted to rise and fall with changes in the water level in the first water channel; and a micro switch, which is electrically connected to the heating element and is adapted to switch the heating element on or off as the float rises and falls. The float is arranged in the first water channel of the base, and drives the micro switch to switch status so as to control the heating element to work. When the water level rises, the float drives the micro switch to be switched on, and the heating element works; and when the water level falls, the micro switch is switched off, and the heating element stops working. Therefore, the humidifier controls the working status of the heating element through changes in the water level.
Disclosed is a heater including a housing assembly and a heating assembly. The housing assembly includes installation housings nested with each other in sequence, to make the housing assembly retractable, when the housing assembly is extended, interiors of the plurality of housing assemblies communicate with each other to form a heat dissipation channel, the installation housing located at a bottom of the housing assembly is provided with an air inlet, and the installation housing located at a top of the housing assembly is provided with a heat dissipation port; and the heating assembly provided inside the heat dissipation channel.
An air purification device includes a housing, a purification dust collection structure, an ultraviolet lamp, and a harmful substance removal structure. The housing is provided with an air inlet and an air outlet, with an air supply channel formed between the air inlet and the air outlet. The purification dust collection structure is located in the air supply channel. The ultraviolet lamp is arranged in the air supply channel and configured to at least oxidize and decompose volatile compounds in air entering the air supply channel. The harmful substance removal structure is arranged in the air supply channel and configured to at least remove harmful substances generated during operation of the ultraviolet lamp.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 53/00 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
A humidification assembly includes a humidification member that is annular and has a mounting space formed in a middle part of the humidification member, a water storage member including a water storage tank, and a driver connected to the humidification member to drive the humidification member to rotate and partially enter into the water storage tank.
F24F 6/04 - Air-humidification by evaporation of water in the air using stationary unheated wet elements
F24F 1/0284 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by air supply means, e.g. fan casings, internal dampers or ducts with horizontally arranged fan axis
F24F 1/037 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with humidification means
F24F 13/14 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built-up of tilting members, e.g. louvre
The present application relates to the technical field of purifiers. Provided are a humidification module, a humidifier and a humidification purifier. The humidification module comprises: a base; a linkage assembly, which is mounted in a mounting cavity in the base; a humidification assembly, which is connected to the linkage assembly, a first end of the humidification assembly being located in the mounting cavity; a water tank, which can switch between a separated state and a mounted state relative to the mounting cavity, wherein during the process of the water tank switching from the separated state to the mounted state, the water tank moves in a first direction, and the first end of the humidification assembly moves in a third direction relative to the mounting cavity and is located in the water tank; and during the process of the water tank switching from the mounted state to the separated state, the water tank moves in a second direction, and the linkage assembly drives the first end of the humidification assembly to move in a fourth direction relative to the mounting cavity and to be separated from the water tank. In the humidification module in the embodiments of the present application, movement of the humidification assembly is realized, and the water tank can be mounted and dismounted quickly, thus facilitating cleaning of the water tank and improving the convenience of cleaning the humidification module.
F24F 6/02 - Air-humidification by evaporation of water in the air
F24F 8/108 - 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 using dry filter elements
The present application discloses a humidification and purification apparatus, which includes: a machine body provided with an air inlet and an air outlet; a purification and humidification module disposed in the machine body and close to the air inlet; and a blower disposed in the machine body and close to the air outlet. The purification and humidification module includes: a humidification module including a wet pad water tank, a wet pad and an elevation mechanism. The elevation mechanism is connected to the wet pad and is configured to drive the wet pad to move, and the humidification module can be switched between a humidifying state and a non-humidifying state. In the humidifying state, part of the wet pad is immersed into the water in the wet pad water tank, and in the non-humidifying state, the wet pad is lifted above the water level of the wet pad water tank.
F24F 6/04 - Air-humidification by evaporation of water in the air using stationary unheated wet elements
F24F 8/108 - 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 using dry filter elements
A rotation driving mechanism of an air supply apparatus, an air supply apparatus, and a household appliance. The rotation driving mechanism of the air supply apparatus comprises: a fixed bracket; a rotary bracket, and the rotary bracket is sleeved on the fixed bracket and may rotate with respect to the fixed bracket; and a driving member, and the driving member is provided on the fixed bracket and used for driving the rotary bracket to rotate. Therefore, compared with the prior art, by means of the coordination of the fixed bracket, the rotary bracket, and the driving member, the size of the rotation driving mechanism can be reduced; after the rotation driving mechanism is mounted on the air supply apparatus, the air supply apparatus can have a better appearance.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
A humidifying device (100) and a valve body assembly (60) comprised within said device. The humidifying device (100) comprises a tank assembly (10) and a humidifying assembly (30). A cavity (20) for storing water is formed in the tank assembly (10), and the humidifying assembly (30) is detachably mounted on the tank assembly (10) as a whole. The humidifying assembly (30) comprises a fan component (31) and an atomizing component (32), the atomizing component (32) is used for atomizing water in the cavity (20) to form water mist, and the fan component (31) is used for driving the water mist to flow into a room. The valve body assembly (60) is arranged between a first accommodating cavity (21) and a second accommodating cavity (22) of the humidifying device (100). The valve body assembly (60) comprises a first valve body component (61) and a second valve body component (62). The first valve body component (61) is formed to place the first accommodating cavity (21) and the second accommodating cavity (22) in communication. The second valve body component (62) is rotatably disposed relative to the first valve body component (61). The second valve body component (62) comprises a floater (80) and a sealing piece (81). The floater (80) is used for lifting following changes in the water level of the second accommodating cavity (22), the sealing piece (81) rotates between a first working position and a second working position following the lifting of the floater (80), and the sealing piece (81) blocks a channel at the first working position and opens the channel at the second working position. The described humidifying assembly may be completely separated from the tank assembly for storing water, so that a user may conveniently clean the water tank without having to avoid electrical components. Moreover, water level control is more accurate, and the structure is simple and reliable.
F24F 11/89 - Arrangement or mounting of control or safety devices
F16K 31/22 - Operating meansReleasing devices actuated by fluid actuated by a float actuating a lift valve with the float rigidly connected to the valve
F24F 6/12 - Air-humidification by forming water dispersions in the air
Disclosed are a humidifier and a household appliance. The humidifier includes a housing, a fan, a water absorption net assembly and a time record assembly. The housing is provided with an air inlet and an air outlet, an air duct communicating with the air inlet and the air outlet, and a water storage tank communicating with the air duct are formed inside the housing. The fan is provided in the air duct. The water absorption net assembly is at least partially extending into the water storage tank and at least partially extending into the air duct. The time record assembly is installed in the housing and configured to record a use time of the water absorption net assembly.
F24F 11/89 - Arrangement or mounting of control or safety devices
F24F 8/50 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by odorisation
The present application proposes a grid structure and an electrical device. The grid structure comprises: a body, the body comprising a guide part and a first mounting part, and the first mounting part being arranged at one side of the guide part; a grid provided on the body, the grid comprising a first main body and a second main body, the first main body and the second main body being located at two sides of the body, a second mounting part being arranged on the first main body and/or the second main body, the first mounting part matching the second mounting part, and the guide part being used to cause one end of the first main body and one end of the second main body to separate from each other. In the grid structure proposed in the present application, during installation, the guide part automatically separates the first main body from one end of the second main body, so that the grid more easily fits with the body, the steps of manually opening the first main body and the second main body by assembling personnel are decreased, assembly difficulty is reduced, and the possibility of grid damage is reduced.
Provided in the present application are an air-passage component and an electrical device. The air-passage component comprises: a body, which comprises an air-passage opening; a first air guide portion, which is provided on the body and is located at an air-passage opening, wherein the first air guide portion comprises an air guide surface and a mounting surface; a light-transmitting member, which is mounted on the mounting surface; and a light-emitting assembly, which is arranged opposite the light-transmitting member. The air-passage component proposed in the present application comprises: the body, the first air guide portion, the light-transmitting member and the light-emitting assembly. The body is provided with the air-passage opening; the first air guide portion is provided at the air-passage opening, and comprises the air guide surface and the mounting surface; the air guide surface is arranged windward; the light-transmitting member is arranged on the mounting surface, and then air is guided by the air guide surface; and the light-transmitting member is located on the mounting surface, the light-emitting assembly is arranged corresponding to the light-transmitting member, and then an airflow is guided by the air guide surface when the airflow passes through the air-passage opening, such that a mode in which an airflow flows is improved, a flow effect of airflow is promoted, and the air guide surface is conducive to reduce airflow noise.
An air guide assembly (110), a bladeless fan (1000), and an air purifier (2000). The air guide assembly (110) is provided with a first air gathering cavity (113) and a second air gathering cavity (114). The first air gathering cavity (113) is annular, and the cross sectional area of the first air gathering cavity (113) is reduced in an air outlet direction. The second air gathering cavity (114) is in communication with the air inlet end of the first air gathering cavity (113) and is used for accommodating a fan assembly (130). The air guide assembly (110) enables an air flow generated by the fan assembly (130) to gather in the second air gathering cavity (114), and the air flow gathered by the second air gathering cavity (114) flows into the first air gathering cavity (113). The air flow has a larger air blowing area and is more gathered from the air inlet end to the air outlet end, and the air speed is larger, thereby achieving gathered large-air-volume air outlet.
Disclosed is a fan. The fan (1000) comprises a housing (110), an outer ring (140) and a fan assembly (130). The outer ring (140) is detachably arranged on the housing (110). A lamp (150) is arranged on the outer ring (140) and used for achieving a lighting function. Since the outer ring (140) is detachably arranged on the housing (110), the outer ring (140) can be installed forward or reversely, thus achieving different lighting effects. The fan assembly (130) is used for blowing air, and the housing (110) and/or the outer ring (140) are/is provided with air outlets (112), the design of the multiple air outlets making a blowing effect of the fan (1000) better. Moreover, air is discharged through the air outlets (112), and the other portions of the housing (110) can cover the fan assembly (130), so that the fan (1000) is a bladeless fan in respect of appearance.
A fan cover, comprising a mesh cover (1), wherein the mesh cover comprises an air output portion (10); and a flow guide ring (2), wherein at least part of the flow guide ring is arranged in the mesh cover (1), and the flow guide ring (2) comprises an air channel (20) extending in a first direction, the air channel being used for guiding air to the air output portion (10). An airflow flows out of the mesh cover (1) from the air output portion (10) after passing through the air channel (20), so as to adjust the air. By means of the fan cover, the airflow is adjusted under the action of the flow guide ring (2), so as to improve the air output effect of the fan cover. Further disclosed is a fan comprising the fan cover.
Provided in the present application is a purification device. The purification device comprises: a sterilization chamber, which has an accommodating space for accommodating items to be sterilized; a sterilization device, which is used for sterilizing the interior of the accommodating space; a purifier, which is used for purifying a target medium; and a driving device, which is in transmission connection with the sterilization chamber and is used for driving the sterilization chamber to move relative to the purifier. The purification device provided in the present solution can not only utilize the purifier to purify the target medium, but can also sterilize the items to be sterilized in the accommodating space of the sterilization chamber.
The present application provides a purification device, comprising: a disinfection bin, having an accommodation space for accommodating an object to be disinfected; a disinfection device, which is configured to disinfect the accommodating space; and a purifier, which is configured to purify a target medium, the disinfection cabin being disposed on the purifier. By equipping the disinfection bin on the purifier of the purification device, the target medium can be purified by using the purifier, and the object to be disinfected can also, according to requirements, be placed into the accommodating space of the disinfection bin for disinfection.
F24F 8/22 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
F24F 8/26 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using sterilising media using ozone
F24F 13/00 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
A rotation driving mechanism of an air supply apparatus, an air supply apparatus, and a household appliance. The rotation driving mechanism of the air supply apparatus comprises: a fixed bracket; a rotary bracket, and the rotary bracket is sleeved on the fixed bracket and may rotate with respect to the fixed bracket; and a driving member, and the driving member is provided on the fixed bracket and used for driving the rotary bracket to rotate. Therefore, compared with the prior art, by means of the coordination of the fixed bracket, the rotary bracket, and the driving member, the size of the rotation driving mechanism can be reduced; after the rotation driving mechanism is mounted on the air supply apparatus, the air supply apparatus can have a better appearance.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
The present application discloses an oscillation device and a fan, the oscillation device comprises a fixation seat provided with a through hole; a transmission shaft rotatably mounted in the through hole; and a motor mounted at the fixation seat, an output shaft of the motor being connected to an end of the transmission shaft, an axis of the output shaft of the motor being collinear with an axis of the transmission shaft, and the motor being configured to drive the transmission shaft to rotate.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
A hinge assembly includes a rotation shaft, a first connection member provided at the rotation shaft, a second connection member provided at the rotation shaft, located at one side of the first connection member along an axial direction of the rotation shaft, and configured to rotate around the rotation shaft, and an adjustment member connected to the rotation shaft and configured to press the second connection member along the axial direction of the rotation shaft.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
A fan includes a column assembly, a fan head, a hinge assembly, and a support structure connected to the fan head and the column assembly. The hinge assembly includes a first connection member and a second connection member which are hinge-connected to each other. The first connection member is connected to the column assembly, and the second connection member is connected to the fan head. The fan head is configured to rotate around the support structure, and an axis around which the fan head rotates relative to the support structure coincides with an axis around which the first connection member and the second connection member rotate relative to each other.
Provided are a box cover, a water box, a humidification apparatus, and an air blowing device, the box cover including a cover body and a mist outlet passageway running through the cover body, the cover body and the mist outlet passageway are integrally formed. By means of integrally forming the cover body and the mist outlet passageway, and significant reduction of the time required for assembly of a mist outlet tube, while also avoiding the occurrence of water leakage at the joint of the mist outlet tube.
An air duct assembly for an axial flow fan including an air inlet shroud and an air outlet shroud. The air inlet shroud includes a plurality of mutually angled air inlet surfaces, and a ratio of an area of the air inlet surfaces of the air inlet shroud to that of air outlet surfaces of the air outlet shroud is 1.1 to 1.35. The air inlet shroud is provided to have mutually angled air inlet surfaces to increase the ratio of the area of the air inlet surfaces of the air inlet shroud to that of the air outlet surfaces of the air outlet shroud, obtaining a higher wind speed with fairly little noise.
An electric fan control method and apparatus, an electric fan, and a computer readable storage medium. The method comprises: obtaining a first user instruction and performing analysis processing on the instruction to obtain a first analysis result; if the working mode comprised in the first analysis result is a first mode, obtaining a second user instruction and performing analysis processing on the instruction to obtain a second analysis result; entering a target adjustment mode on the basis of the second analysis result; and regulating the comfortable wind speed of an electric fan in the target adjustment mode. The present method meets different requirements of different users for the comfortable wind speed of the electric fan.
A rotation driving mechanism (3) of an air supply apparatus, an air supply apparatus (10), and a household appliance (100). The rotation driving mechanism (3) of the air supply apparatus comprises: a fixed bracket (31); a rotary bracket (32), wherein the rotary bracket (32) is sleeved on the fixed bracket (31) and may rotate relative to the fixed bracket (31); and a driving member (41), wherein the driving member (41) is provided on the fixed bracket (31) and used for driving the rotary bracket (32) to rotate. Therefore, compared with the prior art, by means of the cooperation of the fixed bracket (31), the rotary bracket (32), and the driving member (41), the size of the rotation driving mechanism (3) can be reduced; after the rotation driving mechanism (3) is mounted on the air supply apparatus (10), the air supply apparatus (10) can have a better appearance; moreover, the rotation angle of the rotary bracket (32) relative to the fixed bracket (31) is not limited, and thus, the swinging angle of the rotary component of the air supply apparatus (10) can be expanded.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
F04D 29/00 - Details, component parts, or accessories
F16M 11/10 - Means for attachment of apparatusMeans allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
A purifier includes a housing, including an air outlet and an air duct communicating with the air outlet; a fan installed in the air duct; and a humidification device installed in the housing and located outside the air duct. The humidification device includes an ultrasonic atomization assembly and an exhaust pipe, one end of the exhaust pipe is connected to the ultrasonic atomization assembly, and another end of the exhaust pipe is extended into the air duct.
F24F 8/108 - 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 using dry filter elements
Disclosed are a centrifugal fan (100) and an air supply device. The centrifugal fan (100) comprises a volute (101), a mounting space (1011) being provided in the volute (101); and a wind wheel (102), wherein the wind wheel (102) is arranged in the mounting space (1011), the volute (101) is provided with a volute tongue (1012) and a throat part (1013), and the distance between the volute tongue (1012) and the wind wheel (102) is greater than the distance between the throat part (1013) and the wind wheel (102). The fan can reduce the working noise, slow down the air leakage of the volute and increase the air output volume.
Disclosed is a fan. The fan includes a support; a first motor installed on the support, the first motor having a first rotation shaft; a first blade installed on the first rotation shaft; a second motor installed on the support, the second motor having a second rotation shaft and being coaxial with the first motor; a second blade installed on the second rotation shaft, a tilt direction of the second blade being opposite to a tilt direction of the first blade; and an electric control board electrically connected to the first motor and the second motor and configured to control a relative rotation of the first motor and the second motor.
An oscillating device (100) and a fan (1000). The oscillating device (100) comprises: a fixing base (10), wherein a through hole (11) is provided in the fixing base (10); a transmission shaft (20), wherein the transmission shaft (20) is rotatably mounted inside the through hole (11); and an electric motor (30), wherein the electric motor (30) is mounted on the fixing base (10), an output shaft (31) of the electric motor (30) is connected to one end of the transmission shaft (20), the axis of the output shaft (31) of the electric motor (30) is collinear with the axis of the transmission shaft (20), and the electric motor (30) is used for driving the transmission shaft (20) to rotate.
F04D 29/00 - Details, component parts, or accessories
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
67.
HINGE ASSEMBLY, HOUSEHOLD APPLIANCE, ROTARY DEVICE, AND FAN
A hinge assembly (100), a household appliance, a rotary device, and a fan (200), the hinge assembly (100) comprising: a rotary shaft (102); a first connecting piece (104), the first connecting piece (104) being provided on the rotary shaft (102); a second connecting piece (106), the second connecting piece (106) being provided on the rotary shaft (102), the second connecting piece (106) being located on one side of the first connecting piece (104) along the axial direction of the rotary shaft (102), and the second connecting piece (106) being suitable for rotating around the rotary shaft (102); and an adjusting piece (108), the adjusting piece (108) being connected to the rotary shaft (102), and the adjusting piece (108) being suitable for extruding the second connecting piece (106) along the axial direction of the rotary shaft (102). In the hinge assembly (100), the second connecting piece (106) is located on one side of the first connecting piece (104) along the axial direction of the rotary shaft (102), such that the first connecting piece (104) and the second connecting piece (106) may be sequentially mounted on the rotary shaft (102), thus improving the assembly efficiency of the product, and enhancing the reliability of the product, and at the same time enabling the second connecting piece (106) to have a larger rotation angle; in addition, the adjusting piece (108) is suitable for extruding the second connecting piece (106) along the axial direction of the rotary shaft (102), and then axial pressure to which the second connecting piece (106) is subjected is adjusted, thus improving the reliability of the hinge assembly (100).
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
F04D 29/00 - Details, component parts, or accessories
Disclosed is a fan. The fan includes a support, a first motor, a first blade, a second motor, a second blade and an electronic control board. The first motor and the second motor are both installed on the support. The first motor is coaxial with the second motor. The first motor has a first rotation shaft and the second motor has a second rotation shaft. The first blade is installed on the first rotation shaft. The second blade is installed on the second rotation shaft. A torsion direction of the first blade is opposite to a torsion direction of the second blade. The electric control board is electrically connected to the first motor and the second motor, and includes a speed ratio adjustment device. The fan can provide a variety of air outlet modes and can quickly adjust between different air outlet modes.
A fan (100), comprising: a vertical post assembly (102); a fan head (104); a hinge assembly (106) comprising a first connection member (1060) and a second connection member (1061) which are hinge-connected, the first connection member being connected to the vertical post assembly, and the second connection member being connected to the fan head; and a supporting structure (108) connected to the fan head and the vertical post assembly, wherein the fan head is configured to rotate around the supporting structure, and an axis around which the fan head rotates relative to the supporting structure overlaps with an axis around which the first connection member and the second connection member rotate relative to each other. The fan head and the vertical post assembly are connected by means of the hinge assembly and the supporting structure, such that the fan head can rotate around the vertical post assembly, thereby realizing adjustment of an air outlet angle of the fan head, increasing the reliability of connection between the fan head and the vertical post assembly while improving the appearance of the fan, and improving user experience.
Disclosed are an air duct assembly and a fan heater applying in the air duct assembly, which includes a volute tongue positioned in the volute forms an air duct with the volute. The air duct is configured with an air inlet and an air outlet. A cross-flow wind turbine positioned in the air duct introduce the airflow into the air duct from the air inlet, and blow out the airflow in the air duct through the air outlet. The volute includes a first volute tongue member, the size of the angle between the line connecting the root portion M of the first volute tongue member to the axis O of the cross-flow wind turbine and the line connecting the root portion N of the second volute tongue member to the axis O of the cross-flow wind turbine on the same cross-section is from 110° to 170°.
Disclosed is a blade adjustment mechanism and an air circulator. The air circulator includes a housing defining an air outlet. The blade adjustment mechanism includes: a fixing bracket fixedly connected with the housing and defining a sliding space; at least two adjustment members, a part of each of the at least two adjustment members is accommodated in the sliding space and slidably connected with the fixing bracket, each of the at least two adjustment members defining a first adjustment slot at an end adjacent to the air outlet; at least two first wind deflectors, a part of one of the at least two first wind deflectors being configured to extend into the air outlet and being rotationally connected with the fixing bracket, a part of one of the at least two first wind deflectors facing away from the air outlet being movably accommodated in the first adjustment slot.
Provided are an air supply device and a household appliance. An air supply device (71) comprises a dual-shaft motor (1), the dual-shaft motor (1) has a first output shaft (11) and a second output shaft (12) extending toward the same direction, wherein the first output shaft (11) is internally provided with a hollow portion penetrating through in the axial direction, and the second output shaft (12) passes through the hollow portion; a first fan blade assembly (2) is sleeved on the first output shaft (11) to rotate under the driving of the first output shaft (11); the second fan blade assembly (3) is sleeved on the second output shaft (12) to rotate under the driving of the second output shaft (12), and one of the first fan blade assembly (2) and the second fan blade assembly (3) is located inside the other in the radial direction. According to the air supply device, the rotation direction and the rotation speed of the first fan blade assembly and the second fan blade assembly can be adjusted according to user requirements, so as to meet the users' difference requirements.
A blade adjustment mechanism and an air circulator. The air circulator includes a housing defining an air outlet, and the air outlet includes an air inlet side and an air outlet side. The blade adjustment mechanism includes: a fixing bracket, fixedly connected with the housing; at least two wind guide assemblies, spaced apart from each other and partially extending into the air outlet, rotationally connected with the fixing bracket; at least two first connecting rods, rotationally connected with the at least two wind guide assemblies located, extension lines of the at least two first connecting rods along length directions of the at least two first connecting rods being configured to intersect; and a second connecting rod, fixedly connected with an end of each of the at least two first connecting rod.
Provided are an electric motor, an air supply device, and a household appliance. The electric motor comprises a rotor structure, and a stator structure detachably connected to the rotor structure, wherein the stator structure comprises at least one stator iron core arranged on one side, in a radial direction, of the rotor structure for driving the rotor structure to rotate. According to the technical solution of the present application, the eccentric configuration between the electric motor and a load can be achieved so as to reduce the overall amount of space occupied by the electric motor, and the configuration positions of the rotor structure and the stator structure can also be changed according to the specific structure of the load so as to achieve a light weight and a wide application range.
The present application provides a motor, an air supply device, and a household appliance. The motor comprises: a rotor structure; and a stator structure, detachably connected to the rotor structure, provided inside the rotor structure in a radial direction, and configured to drive the rotor structure to rotate. By means of the technical solution of the present application, when the motor is applied to drive a load to move, the load may be detached solely along with the rotor structure for cleaning or replacement, and therefore, it is convenient to operate; in addition, a stator iron core is provided in a circumferential direction of the rotor structure, thereby reducing the size of the whole motor in an axial direction and also realizing driving on the rotor structure in the circumferential direction to drive the load directly connected to the rotor to rotate.
Disclosed is an air outlet device (10), comprising an air duct and a shading member (21), wherein the air duct is provided with an air outlet (11), and the air duct and the shading member (21) can move relative to each other so as to change the air direction of the air outlet device. The air outlet device can dispense with a head-swinging device, such that costs are saved.
An air duct structure (100) and an air treatment apparatus. The air duct structure (100) comprises an air cylinder (110) and a first air guide member (120); the air cylinder (110) is cylindrical, and comprises an air inlet (111) and an air outlet (112) opposite to the air inlet (111); the first air guide member (120) is provided at the air outlet (112); an air outlet duct (130) is formed between the outer wall surface of the first air guide member (120) and the inner wall surface of the air cylinder (110); the first air guide member (120) may move with respect to the air cylinder (110). The air duct structure changes the relative positions of the first air flow guide member and the air cylinder by driving the relative movement of the first air flow guide member and the air cylinder, and changes the air outlet area of the air outlet duct.
A control method, comprising: receiving an operation instruction, the operation instruction being used for triggering an electronic device to be turned on or off; determining operating parameters of the electronic device according to the operation instruction; determining a moving speed of an air damper of the electronic device according to the operation instruction and the operating parameters; and controlling the air damper to move at the moving speed. Also provided are a control apparatus, the device, and a computer-readable storage medium. A comfortable indoor environment can be provided for a user, the user experience is improved, the use safety of the electronic device is improved, and the service life of the machine is prolonged.
F24F 11/72 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure
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 11/79 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
Provided is an air blowing device, comprising a housing (1), a wind wheel apparatus (2), and a humidification apparatus (3); the housing (1) is provided with an air inlet (1a), an air outlet (1b), and a mist outlet hole (1c); said air outlet (1b) and said mist outlet (1c) are arranged at intervals; said wind wheel apparatus (2) is located in said housing (1); the wind wheel apparatus (2) has an air intake (2a) in communication with the air inlet (1a) and an air exhaust outlet (2b) in communication with the air outlet (1b); the humidification apparatus (3) is located in the housing (1); the mist generated by the humidification apparatus (3) is discharged from the housing (1) by way of the mist outlet hole (1c); the humidification apparatus (3) is fitted with the mist outlet hole (1c) such that the direction in which the mist outlet hole (1c) discharges water mist intersects with the direction of air flow of the air outlet (1b); therefore the water mist discharged from the mist outlet hole (1c) is, under the effect of the air flow from the air outlet (1b), blown farther and at a wider range, quickly achieving air circulation, and improving environmental humidity.
A wind wheel apparatus and an air blowing device. The wind wheel apparatus comprises: a housing (1), a heating body unit (2), and a wind wheel (3). An air duct (11) is formed in the housing (1), and comprises a first air duct (111) and a second air duct (112) connected in sequence. The wind wheel (3) is provided in the first air duct (111). The second air duct (112) comprises an avoidance area (112b). The heating body unit (2) is rotatably provided in the second air duct (112), and comprises the shielding state for shielding the second air duct (112), and the avoidance state for avoiding the second air duct (112). When being in the avoidance state, the heating body unit (2) is accommodated in the avoidance area (112b). The wind wheel apparatus and the air blowing device are compact in structure.
Provided is a heating control method. The method is applied to a heating control apparatus (1). The heating control apparatus (1) comprises at least two heating positions. The heating control method comprises: insofar as a heating instruction is received, determining, according to the heating instruction, a heating manner and a target heating position corresponding to the heating manner, wherein the target heating position is a heating position, in the at least two heating positions, corresponding to the heating manner; detecting a current position of a heating body, and insofar as the target heating position is different from the current position, moving the heating body to the target heating position, wherein the current position is a position, in the at least two heating positions, where the heating body was heated last time and/or a preset reset position; and controlling the heating body at the target heating position to realize a heating process corresponding to the heating manner. Further provided are a heating control apparatus (1) and a computer-readable storage medium. According to the present application, the usage number of heating bodies in the heating control apparatus can be reduced, and the dimensions of the heating control apparatus can be reduced.
Disclosed are an air duct assembly (1000), a wind wheel apparatus comprising the air duct assembly (1000), and an air-blowing device. The air duct assembly (1000) comprises a shell (1), a heating body unit (2), and a driving mechanism (3), wherein an air duct (1a) is formed in the shell (1), the heating body unit (2) is arranged in the air duct (1a), and the driving mechanism (3) is connected to the heating body unit (2) so as to drive the heating body unit (2) to rotate in the air duct (1a). When cold air or normal-temperature air needs to be blown, the driving mechanism (3) drives the heating body unit (2) to rotate to a position where same avoids the air duct (1a), an airflow discharged from the air duct (1a) substantially does not pass through the heating body unit (2), the heating body unit (2) does not cause wind resistance to the airflow, and the air volume of a fan is relatively large; when the heating body unit (2) rotates to a position where same blocks the air duct (1a), the airflow discharged from the air duct (1a) flows through the heating body unit (2), such that the airflow blown by the fan is a hot airflow; and cold/hot airflow switching can be achieved by the driving mechanism (3) driving the heating body unit (2) to rotate, and the structure is simple and compact.
Provided are a box cover (110), a water box (11), a humidification apparatus (10), and an air blowing device, said box cover (110) comprising a cover body (1101) and a mist outlet passageway (1102) running through the cover body (1101); the cover body (1101) and the mist outlet passageway (1102) are integrally formed. By means of integrally forming the cover body (1101) and the mist outlet passageway (1102), it is possible to significantly reduce the time required for assembly of a mist outlet tube, while also avoiding the occurrence of water leakage at the joint of the mist outlet tube.
A wind wheel and an axial flow fan. The wind wheel comprises a wheel hub (30), a first group of fan blades (10), a second group of fan blades (20), and the first group of fan blades (10) and the second group of fan blades (20) are sequentially arranged on the axial direction of the wheel hub (30). The axial flow fan comprises a fan housing (200) and a wind wheel (100), and the wind wheel (100) is mounted in the fan housing (200). The wind wheel and the axial flow fan can improve an air supply distance and reduce noise.
A diffuser includes a lower element and an upper element. The upper element is fixed on the lower element, and the upper element and the lower element are formed separately. The lower element includes a lower inner wall and a lower outer wall, and the upper element includes an upper inner wall and an upper outer wall. The upper inner wall is connected to the lower inner wall to form an internal air-guiding surface, the upper outer wall is connected to the lower outer wall to form an external air-guiding surface, and the internal air-guiding surface is disposed opposite to the external air-guiding surface to define an air-guiding channel for air flow diffusion. The upper element further includes an upper air-guiding wing for connecting the upper inner wall and the upper outer wall, and the lower element further includes a lower air-guiding wing for connecting the lower inner wall and the lower outer wall.
A purifier (100), comprising a housing (110) and a fan (130). The housing (110) is provided with an air outlet (115) and an air duct (116) communicated with the air outlet (115), and the fan (130) is mounted in the air duct (116), wherein the purifier (100) further comprises a humidifying device (150); the humidifying device (150) is mounted in the housing (110) and located outside the air duct (116); the humidifying device (150) comprises an ultrasonic atomizing assembly (150a) and an exhaust pipe (150b); one end of the exhaust pipe (150b) is connected to the ultrasonic atomizing assembly (150a), and the other end of the exhaust pipe (150b) is extended into the air duct (116).
F24F 3/16 - 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 treatment of the air otherwise than by heating and cooling by purification, e.g. by filteringAir-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 treatment of the air otherwise than by heating and cooling by sterilisationAir-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 treatment of the air otherwise than by heating and cooling by ozonisation
A humidification filter screen structure (100) and a purifier. The purifier comprises an air duct and a water tank provided outside the air duct, the humidification filter screen structure (100) comprises a cover body (2) and a humidification filter screen assembly (3); the cover body (2) comprises an upper cover (21) and a lower cover (22) which are detachably connected, the upper cover (21) and the lower cover (22) enclosing a mounting space; the humidification filter screen assembly (3) is mounted in the mounting space, and the humidification filter screen assembly (3) comprises a water absorption part (301) and a humidification part (302) connected to each other, the water absorption part (301) extending into the water tank, and the humidification part (302) being in communication with the air duct.
F24F 3/16 - 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 treatment of the air otherwise than by heating and cooling by purification, e.g. by filteringAir-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 treatment of the air otherwise than by heating and cooling by sterilisationAir-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 treatment of the air otherwise than by heating and cooling by ozonisation
F24F 6/04 - Air-humidification by evaporation of water in the air using stationary unheated wet elements
89.
Driving assembly for use with fan, and fan having same
A driving assembly includes a motor bracket, a first driving motor arranged on the motor bracket, a spherical crank, and a second driving motor arranged on the motor bracket and spaced apart from the first driving motor. The spherical crank includes a connecting pillar and a ball head. One end of the connecting pillar is connected with an output shaft of the first driving motor. The ball head is arranged at another end of the connecting pillar. A sphere center of the ball head is not on a rotation axis of the connecting pillar. The second driving motor includes an output shaft arranged at a first end of the second driving motor and configured to be connected with a fan blade. A second end of the second driving motor is rotatably connected with the ball head.
F04D 25/10 - Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing the direction of output air
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
H02K 5/15 - Mounting arrangements for bearing-shields or end plates
A drive control method, apparatus and system for an electric motor. The drive control method comprises: acquiring an output voltage set value of an inverter; calculating a voltage difference value according to a voltage instruction output by an electric motor voltage controller and the acquired output voltage set value of the inverter; obtaining, according to the calculated voltage difference value, a speed correction value corresponding to the voltage difference value; updating a received speed instruction according to the speed correction value; and controlling the operation of an electric motor according to the updated speed instruction. By means of the drive control method, the adaptability of electric motor rotational speed control to voltage fluctuations is enhanced.
An air purifier, comprising: a housing (100), an air outlet (110) and a button area (120) being provided on the top surface of the housing (100); and a grille (200), the grille (200) being provided at the air outlet (110) and connected to the housing (100), the grille (200) being provided with a plurality of air guide ports (201), the orientation of the air guide ports (201) being inclined to a horizontal plane, and the air output from the air guide ports (201) being delivered to directions other than the direction of the button area (120).
F24F 3/16 - 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 treatment of the air otherwise than by heating and cooling by purification, e.g. by filteringAir-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 treatment of the air otherwise than by heating and cooling by sterilisationAir-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 treatment of the air otherwise than by heating and cooling by ozonisation
F24F 13/08 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates
A front net cover of a fan and the fan having the front net cover. The front net cover comprises a first cover body (7) and a second cover body (8); the second cover body (8) is sleeved on the outer side of the first cover body (7), and the first cover body (7) and the second cover body (8) are coaxially disposed; the first cover body (7) comprises multiple first ribs (3) extending in the radial direction of the first cover body (7), and the multiple first ribs (3) are distributed circumferentially around the axis of the first cover body (7); the second cover body (8) comprises multiple second ribs (4) extending in the radial direction of the second cover body (8), and the multiple second ribs (4) are distributed circumferentially around the axis of the second cover body (8); the thickness of the first ribs (3) in an air supply direction is 3-20 mm; and the outer diameter of the first cover body (7) is 1/4-3/4 of the outer diameter of the second cover body (8). The front net cover of the fan and the fan having the front net cover are simple in structure, and can effectively improve the air supply efficiency.
Disclosed is a heater, comprising a housing (10), a heating assembly (30), a fan assembly (20) and a driving assembly. A first air outlet (13a) is provided on an upper part of the housing (10), and a second air outlet (11a) is provided on a lower part of the housing (10); the fan assembly (20) comprises a wind wheel shell (22) and a wind wheel (21) located in the wind wheel shell (22), and an airstream outlet (22a) is formed on the wind wheel shell (22); and the driving assembly comprises a first driving member (41) that is connected to the wind wheel (21) in a driving manner and a second driving member (42) that is connected to the wind wheel shell (22) in a driving manner, and the airstream outlet (22a) is selectively opened toward the first air outlet (13a) and the second air outlet (11a). The heater can heat quickly, has a variety of functions, and can significantly improve the user experience.
A humidifier and a heater. The humidifier comprises a housing assembly (2), a cover assembly (1), an oscillation plate assembly (5), and a fan (3). A water storage cavity (20), an accommodation cavity (21), and an isolation column (22) are formed in an inner portion of the housing assembly (2). The water storage cavity (20) and the accommodation cavity (21) are isolated from each other in a vertical direction. The isolation column (22) extends from the accommodation cavity (21) into the water storage cavity (20). The water storage cavity (20) is formed into an open structure having an upwards-facing opening. The fan (3) is located in the accommodation cavity (21). An airflow generated by the fan (3) is introduced via the isolation column (22) into air in the water storage cavity (20). The humidifier uses the airflow generated by the fan (3) to discharge, via a steam discharging port (100), steam in an upper hollow portion of the water storage cavity (20) without requiring the additional and specific provision of a steam discharging pipeline, such that the overall structure of the humidifier is compact, thereby reducing the design dimensions of a product, and reducing the footprint thereof.
An air purifier (1), comprising a trim member (200). The air purifier (1) is provided with a mounting position that is connected with the trim member (200), and the trim member (200) is connected to the mounting position of the air purifier (1) in a fastening manner.
F24F 3/16 - 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 treatment of the air otherwise than by heating and cooling by purification, e.g. by filteringAir-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 treatment of the air otherwise than by heating and cooling by sterilisationAir-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 treatment of the air otherwise than by heating and cooling by ozonisation
F24F 1/02 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
F24F 13/00 - Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
Disclosed is an air purifier. The air purifier comprises a display component. The display component comprises a covering element and a display screen. The covering element covers the display screen. Moreover, when the display screen is powered on, a part of the covering element corresponding to the display screen is capable of transmitting a light; and, when the display screen is powered off, the display screen is hidden behind the covering element.
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
An air regulating apparatus based on micro-electrolytic sterilization, a control method, a humidifier, and a cooling fan. The air regulating apparatus comprises a housing, a hygroscopic evaporation mechanism (1), a spraying mechanism (3), a fan (4), a water tank (2), a micro-electrolysis mechanism (5), and a controller. The hygroscopic evaporation mechanism (1) is provided at the upper part of the housing. The spraying mechanism (3) is used for spraying electrolyzed water towards the hygroscopic evaporation mechanism (1). The fan (4) is provided opposite the hygroscopic evaporation mechanism (1). The water tank (2) is provided below the hygroscopic evaporation mechanism (1). The micro-electrolysis mechanism (5) is connected between the water tank (2) and the spraying mechanism (3). Electrolytic sterilization of the water in a water path is performed by means of the controller controlling the workings of the micro-electrolysis mechanism (5).
Disclosed is a fan, comprising a support (100), a first electric motor (200), first fan blades (201), a second electric motor (300), second fan blades (301) and an electric control board, wherein the first electric motor (200) is mounted on the support (100), and the first electric motor (200) has a first rotary shaft (202); the first fan blades (201) are mounted on the first rotary shaft (202); the second electric motor (300) is mounted on the support (100), and the second electric motor (300) has a second rotary shaft (302) and is coaxially arranged with the first electric motor (200); the second fan blades (301) are mounted on the second rotary shaft (302); an inclination direction of the second fan blades (301) is opposite to an inclination direction of the first fan blades (201); and the electric control board is electrically connected to the first electric motor (200) and the second electric motor (300), and controls the first electric motor (200) and the second electric motor (300) to rotate oppositely. The fan can be quickly adjusted between different air outlet modes according to the requirements of a user.
A fan, comprising: a support frame (100), a first motor (200), a first fan blade (201), a second motor (300), a second fan blade (301), and an electronic control panel. The first motor (200) and the second motor (300) are both fitted to the support frame (100) and are coaxially arranged. The first motor (200) and the second motor (300) have a first rotation shaft (202) and a second rotation shaft (302), respectively. The first fan blade (201) is fitted to the first rotation shaft (202), and the second fan blade (301) is fitted to the second rotation shaft (302). A twisting direction of the first fan blade (201) is opposite to a twisting direction of the second fan blade (301). The electronic control panel is electrically connected to the first motor (200) and the second motor (300), and comprises a rotational speed ratio adjustment module. The fan can provide a plurality of air outlet modes, and can quickly switch between the different air outlet modes.
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