Abstract

The present utility model relates to the technical field of mechanical engineering, and in particular, to a multifunctional track laying machine recovery device capable of improving the working efficiency of a track laying machine, comprising an outer supporting device, an inner supporting device, and a hydraulic jacking device. The outer supporting device comprises a circular base, a plurality of short channel steels are arranged on the edge of the circular base, a first square steel is arranged on the circular base, a second square steel is arranged above the first square steel, and a plurality of third channel steels are arranged on the inner sides of second channel steels. The inner supporting device comprises a frame structure consisting of a plurality of channel steels, vertical column channel steels of the frame structure are embedded into the third channel steels, top channel steels are arranged above the frame structure, and limiting supports are arranged in the top channel steels. The hydraulic jacking device is mounted on the second square steels, and a jacking platform connected to the hydraulic jacking device is connected to the inner supporting device. Compared with the prior art, the present utility model has the following advantages: simple structure, high stability, convenience in operation, and low production cost; high safety performance, low labor cost, and high working efficiency; and allowing for more convenient and quick steering of the track laying machine.

IPC Classes  ?

• E01B 29/16 - Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

Abstract

The present utility model belongs to the technical field of continuous girder supports, and particularly relates to a continuous girder side span cast-in-situ segment single-end suspension support structure, comprising a Bailey truss longitudinal girder. A suspension mechanism used for positioning is provided at the end of the Bailey truss longitudinal girder close to a bridge pier column, and a support mechanism used for positioning is provided at the end of the Bailey truss longitudinal girder away from the bridge pier column. A timber formwork is supported above the Bailey truss longitudinal girder by means of a coupler scaffolding structure. Using the suspension mechanism and the support mechanism to suspend one end of the Bailey truss longitudinal girder, and using a temporary support mechanism at a riverbed for the other end of the Bailey truss longitudinal girder solve the problem that a structure formed in a full staging method blocks a water area, and reduce the probability of a support system being hit by floating objects. In addition, the temporary support mechanism and the suspension mechanism further achieve purposes such as shortening construction periods, being safe and high-efficient, being energy-efficient and environment-friendly, and reducing costs.

IPC Classes  ?

• E01D 21/10 - Cantilevered erection
• E01D 19/00 - BRIDGES - Details of bridges

Abstract

The present utility model relates to the railway engineering technology, and in particular to a floating slab sleeve motor jacking device, comprising a jacking motor, and further comprising: a sleeve, wherein the sleeve comprises an outer sleeve and an inner sleeve, the outer sleeve is fixedly connected to a track bed, and the inner sleeve is mounted in the outer sleeve and used for jacking the outer sleeve; a support frame, wherein a through hole is formed in the top of the support frame, the support frame is connected to the jacking motor, a thread is formed in the bottom of the support frame, and the support frame is connected to the outer sleeve by means of bolts; and a screw pair, wherein the screw pair comprises a screw and a nut, the top of the screw is in driving connection with the jacking motor, the bottom of the screw is connected to the nut, and the nut passes through the through hole formed in the outer sleeve to be connected to the inner sleeve. Compared with the prior art, the present utility model has the advantage that the jacking device of the present utility model is driven by a servo motor, so that the process is stable, the work is free of pollution, the use is safe and reliable, the cost is low, and the construction efficiency is high.

IPC Classes  ?

• E01B 29/00 - Laying, rebuilding, or taking-up tracks; Tools or machines therefor
• E01B 29/04 - Lifting or levelling of tracks
• B66F 3/08 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw-operated
• B66F 3/44 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads with self-contained electric driving motors

Abstract

A grease coating trolley, comprising a vehicle body platform (1), and further comprising: a motor (5) and a whole belt and pully assembly (6) which are arranged above the vehicle body platform (1), an output shaft of the motor (5) being connected to the belt and pully assembly (6) and driving the whole belt and pully assembly (6) to move; two sets of rust removal and grinding devices arranged below the vehicle body platform (1), wherein the two sets of rust removal and grinding devices are respectively arranged on the left side and the right side of the vehicle body platform (1), each set of rust removal and grinding device comprises two grinding heads (8) arranged in parallel, the grinding heads (8) are connected to rotating shafts (13), and the tail parts of the rotating shafts (13) pass through the vehicle body platform (1) to be connected to the belt and pully assembly (6); and a material storage tank (2) arranged above the vehicle body platform (1), material conveying pipes (12) being arranged on two sides of the material storage tank (2). The grease coating trolley has the advantages that: a high function integration degree and a simple operation process are achieved, grinding and protective grease coating of railway track fasteners can both be achieved on one vehicle body platform, the automation degree and intelligent degree are high, manpower is freed, and the efficiency is improved.

IPC Classes  ?

• E01B 31/02 - Working rail or other metal track components on the spot
• E01B 31/17 - Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
• E01B 31/00 - Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor

Abstract

The present invention relates to a lateral limiting apparatus for spatial special-shaped arch rib construction. The lateral limiting apparatus comprises a limiting mechanism (1); the limiting mechanism (1) comprises at least two limiting work frames (1-1) distributed opposite to and spaced apart from each other; and the limiting work frames (1-1) each comprise a work frame body provided with a positioning inclined surface (1-2). By providing the limiting work frames (1-1), the present invention laterally limits an arch rib to be mounted, prevents the arch rib from reversely rotating, and thus can ensure the accuracy of the hoisting placement position of the arch rib, can ensure the stability of arch rib placement, and facilitates subsequent arch rib assembly construction.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The present invention relates to the field of arch rib construction equipment, and specifically relates to a space special-shaped arch rib supporting and adjusting device, comprising longitudinal supporting mechanisms. Each longitudinal supporting mechanism comprises a steel pipe pier. Supporting cushion blocks are arranged on the steel pipe piers. Disclosed in the present invention is a space special-shaped arch rib supporting and adjusting device. The arch rib supporting and adjusting device disclosed by the present invention can be used for supporting and placing arch ribs during mounting, and ensure the accuracy of the arch rib hanging and placing positions, thereby facilitating the subsequent assembling operation.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

A transverse movement device for the replacement of a track beam anchor bolt, which belongs to the field of track beam anchor bolt replacement apparatuses. The transverse movement device comprises a main beam (1), wherein a placement mechanism is provided on the main beam (1), and comprises a sliding plate (2) arranged on the main beam (1). The transverse movement device further comprises a pushing mechanism arranged on the main beam (1), wherein the pushing mechanism comprises a transverse pushing component arranged on the main beam (1). The transverse movement device can transversely move a track beam (9) after being elevated, and implement subsequent replacement operations on an anchor bolt; and by providing the placement mechanism and the pushing mechanism, the corresponding track beam (9) can be moved transversely, so that the track beam (9) deviates from the position above an anchor bolt to be replaced, thereby facilitating the subsequent replacement operations on the anchor bolt.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges
• E01B 29/40 - Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track
• B65G 35/00 - Mechanical conveyors not otherwise provided for

Abstract

The present invention relates to the field of apparatuses for track beam construction, in particular to a hoisting system for track beam anchor rod replacement. The hoisting system comprises a hoisting mechanism; the hoisting mechanism is arranged on a gantry frame; the hoisting mechanism comprises a tow rod, and the tow rod is connected to a hoisting motor by means of a lifting rope. Disclosed is the hoisting system for track beam anchor rod replacement. The hoisting system disclosed in the present invention can implement elevation and transverse movement of track beams, facilitating subsequent movement of track beams, and further facilitating subsequent replacement operation for track beam anchor rods.

IPC Classes  ?

• B66C 1/10 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means
• B66C 19/00 - Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries

Abstract

The present utility model relates to the technical field of rail engineering, and in particular to a steel rail fixing and clamping device, comprising a steel rail; a rack, which is formed by connecting vertical plates on two sides, a transverse frame arranged on the tops of the vertical plates, and a transverse support plate arranged in the middles of the vertical plates; a transmission mechanism, which is composed of a gear set, a crank-slider mechanism, a screwing switch and an output rod, wherein the gear set is connected to the crank-slider mechanism, the crank-slider mechanism is connected to the output rod, the screwing switch passes through a threaded hole in the transverse frame and is connected to the gear set arranged between the transverse frame and the transverse support plate, and by rotating the screwing switch, the output rod moves forwards and backwards; and a clamping mechanism, which comprises a movable clamping mechanism and a fixed clamping mechanism, wherein the fixed clamping mechanism is connected to the vertical plates, and the movable clamping mechanism is connected to the output rod. The present utility model is easy to operate, has a firm clamping effect, and can adjust the width of clamping according to actual use requirements, and is therefore widely adaptable.

IPC Classes  ?

• E01B 29/16 - Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

Abstract

Provided are an assembling device and a construction method, which relate to the technical field of building construction. The assembling device comprises a mounting platform, a supporting rod, a connecting assembly and an adjusting assembly, wherein the mounting platform is configured to bear a ball joint; the supporting rod is configured to fix a connecting rod; a sliding groove is provided in the mounting platform; one end, away from the connecting rod, of the supporting rod is rotationally connected to the connecting assembly, and the connecting assembly is engaged with the sliding groove to drive the supporting rod to rotate around the axis of the ball joint in a horizontal direction; and the adjusting assembly is connected to two adjacent supporting rods respectively, and the adjusting assembly can adjust the distance between the two adjacent supporting rods, so that the supporting rods rotate relative to the mounting platform by means of the connecting assembly. In the present application, when the assembling device is used, a preset position of the connecting rod fixed to the ball joint can be accurately positioned, and the position of the connecting rod fixed to the ball joint can be adjusted according to the actual working condition.

IPC Classes  ?

• E04G 21/16 - Tools or apparatus
• E04G 21/14 - Conveying or assembling building elements

Abstract

The present invention relates to the technical field of mechanical engineering, and in particular to a height-adjustable roller, comprising a steel rail roller and a height adjustment device, wherein the height adjustment device is arranged in a base, the bottom of the steel rail roller is provided with a roller support, and the roller support is connected to the height adjustment device; the height adjustment device is composed of a scissor-shaped support and an adjustment screw rod; the scissor-shaped support is formed by a first connection rod and a second connection rod which are coaxially connected to each other in the middle; one side of each of the first connection rod and the second connection rod is provided with a sliding block, and the other side thereof is provided with a fixed block; the sliding block of the first connecting rod is connected to the adjustment screw rod, the fixed block of the first connection rod and the sliding block of the second connecting rod are connected to the bottom of the roller support, and the sliding block of the first connection rod and the fixed block of the second connection rod are connected to the base; and the interior of the base and the bottom of roller support are each provided with a sliding groove in which the sliding block slides. The device itself has a roller height adjustment function, and thus can perform real-time adjustment during a steel rail stress-relieving operation.

IPC Classes  ?

• E01B 31/02 - Working rail or other metal track components on the spot

Abstract

A long-distance floating slab ballast bed jacking apparatus, comprising: a track trolley (2), wherein a battery panel (2-1) is provided on the track trolley (2), mechanical arms (2-2) are provided at two ends of the track trolley (2), and the mechanical arms (2-2) are connected to a worm gear lead screw lifting/lowering mechanism (1) by means of mechanical claws; and a plurality of outer sleeves (3) arranged in two columns, wherein ballast beds are provided on the upper surfaces of the outer sleeves (3), the middles of the outer sleeves (3) are hollowed-out and connected to the worm gear lead screw lifting/lowering mechanism (1), the track trolley (2) moves between two ballast beds, a supporting frame (1-4) is provided at the bottom of the lifting/lowering mechanism (1), and the supporting frame (1-4) is detachably connected to the outer sleeves (3). Informatization and mechanical control are achieved and one-time jacking of a single ballast bed is achieved, thereby improving the working efficiency and freeing manpower; a permanent magnet motor has high control precision and does not pollute the site and other tools during use.

IPC Classes  ?

• E01B 19/00 - Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
• E01B 29/00 - Laying, rebuilding, or taking-up tracks; Tools or machines therefor

Abstract

The present application relates to the technical field of building construction. Provided are an internal and external corner construction structure and a construction method. The internal and external corner construction structure comprises a first form, a second form, a third form, a first support, a second support, a connecting plate and a fixing assembly, wherein the first form is connected to the first support, and the first support is used for making the first form abut against a first form surface; the third form is connected to the second support, and the second support is used for making the third form abut against a third form surface; and the connecting plate is used for connecting the first form and the second form, and the fixing assembly is used for connecting the second form and the third form, such that the second form abuts against a second form surface. The internal and external corner construction structure of the present application can support a wall structure at internal and external corners, thereby ensuring the shape of the internal and external corners after casting, and improving the quality of the internal and external corners after casting.

IPC Classes  ?

• E04G 11/08 - Forms which are completely dismantled after setting of the concrete and re-built for the next pouring

Abstract

Disclosed is a grinding mechanism for a formwork of a tunnel lining trolley, the mechanism comprising a mounting frame (100), a driving member (200), a rotary disc (210), a link rod (300), a rocker arm (400) and a cleaning assembly. The driving member is used for driving the rotary disc to rotate, such that the link rod can be driven by the rotary disc to reciprocate; the rocker arm can be driven by the link rod to rotate relative to the mounting frame so as to drive the cleaning assembly to grind a formwork (600) on a tunnel lining trolley. Compared with driving by a hydraulic oil cylinder, the mode of the rotary disc, the link rod and the rocker arm cooperating to drive the cleaning assembly to grind the formwork allows the grinding mechanism for a formwork of a tunnel lining trolley to achieve a higher transmission speed when supplying power to the cleaning assembly, thereby effectively improving the grinding effect of the cleaning assembly. Also disclosed is a tunnel construction apparatus.

IPC Classes  ?

• E21D 11/00 - Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
• E21D 11/10 - Lining with building materials with concrete cast in situ; Shuttering or other equipment adapted therefor
• B24B 19/20 - Single purpose machines or devices for particular grinding operations not covered by any other main group for grinding dies

Abstract

A synchronous lifting and transverse moving device for long steel rail replacement, comprising a door-type frame (3), a transverse moving trolley (6), a lifting rod (4), a transverse moving rod (5), and a rail clamping device (7). The door-type frame (3) is formed by two cross beams juxtaposed; a gap is left between the two cross beams; a notch is formed in the bottom of the transverse moving trolley (6) and matched with the door-type frame (3); the lifting rod (4) is provided in the transverse moving trolley (6); the rail clamping device (7) is provided at one end of the bottom of the lifting rod (4); the lifting rod (4) passes through the gap of the door-type frame (3) and is connected to a steel rail; and one end of the transverse moving rod (5) is connected to the transverse moving trolley (6) and used for driving the transverse moving trolley (6) and the lifting rod (4) to transversely move together. The device uses a modularized, lightweight, and rapid assembly and disassembly design, facilitating a constructor to carry the device into and out of a construction site, the long-distance long steel rail replacement can be achieved, and manpower resources are saved.

IPC Classes  ?

• E01B 29/16 - Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

Abstract

A spraying-type dust suppression device added to the tail of a construction vehicle, the device comprising a vehicle body (2), a water tank (4) and a spraying pipe. The water tank (4) is fixedly mounted at a bottom end of an inner wall of the vehicle body (2), a water quantity sensor (3) is fixedly mounted at a bottom end of an inner wall of the water tank (4), a common water pipe (6) is fixedly mounted at an upper end of the inner wall of the water tank (4), a spraying pipeline (10) is fixedly mounted at the other end of the common water pipe (6), several nozzles (8) are fixedly mounted on an outer wall of the spraying pipeline (10) in a linear and uniform distribution, and a fugitive dust sensor (12) is fixedly mounted at a rear end of a bottom face of the vehicle body (2). By means of the device, when the fugitive dust concentration on site is higher than 40 μg/m3, a display screen (1) presents a prompt of opening the nozzles (8) for dust suppression, a water source in the water tank (4) is pressurized by a booster water pump (5) and is output to the spraying pipeline (10) through the common water pipe (6), and the water source is sprayed by the nozzles (8) arranged in the spraying pipeline (10) for dust suppression. During dust suppression, fugitive dust raised by vehicle tires can be suppressed in a timely manner during the travelling of a transport vehicle, and therefore the fugitive dust is prevented from becoming further airborne and polluting the environment.

IPC Classes  ?

• B01D 47/06 - Spray cleaning
• B05B 15/68 - Arrangements for adjusting the position of spray heads
• B05B 12/12 - Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material discharged, of ambient medium or of target responsive to conditions of ambient medium or target, e.g. humidity, temperature

Abstract

The present utility model discloses a road-soil filled roadbed field sampling device, which comprises a box body. A first servo motor is fixedly mounted on the inner wall of the box body by means of a slotted cylindrical screw. A first coupler is fixedly mounted at the bottom end of the first servo motor. A worm is fixedly mounted at the bottom end of the first coupler. A turbine is movably connected to the outer wall of the worm. A rack is movably connected to the other side of the turbine. A motor box is fixedly mounted at the bottom end of the rack. A second servo motor is fixedly mounted at the bottom end of the inner wall of the motor box by means of a slotted screw. In the present utility model, a turbine-worm structure and a gear-rack structure are used to control the vertical movement of a drill bit. The turbine-worm structure has a self-locking function which avoids the downward movement of the turbine due to the self-weight thereof and hence the automatic downward movement of the drill bit. The structure is safe, reliable and accurate, the gear-rack structure has large bearing capacity, the transmission precision is high, and the transmission speed is high.

IPC Classes  ?

• E02D 1/04 - Sampling of soil

Abstract

Disclosed is a bolt wrench double-rail synchronous operation trolley for track maintenance operation, which structurally comprises a trolley body, a bolt wrench operation bracket, and a new energy battery (10). The trolley body comprises four wheel sets, a trolley body frame, a bottom plate (7), and a trolley handle (8); the bolt wrench operation bracket consists of fixed bases (11), bearings (12), rotating brackets (13), upper connecting rods (14), lower connecting rods (15), spring sleeve rods (16), spring sleeves (17), springs (18), and connecting bases (19); the new energy battery (10) is mounted in a battery pack base in the middle of the front of the trolley body. The operation trolley has a simple structure, it is convenient and rapid to mount and dismount each component, and the operation difficulty is low; the new energy lithium battery technology is employed, thereby reducing dependence on a distribution box and pollution to the environment, and ensuring the health of an operator; a push-type operation mode is used to replace a traditional handheld operation, thereby reducing the labor intensity of a worker; a double-rail synchronous operation mode is implemented, and maintenance operations of steel rail bolts on both sides are performed simultaneously, thereby greatly improving the operation efficiency.

IPC Classes  ?

• B61D 15/10 - Railway inspection trolleys hand or foot-propelled
• B61D 15/12 - Railway inspection trolleys power-propelled
• B61D 15/08 - Railway inspection trolleys
• E01B 29/28 - Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means the fastening means being of screw-and-nut type; Apparatus therefor, adapted to additionally drilling holes

Abstract

The present utility model relates to the technical field of mechanical engineering, in particular to a total station damping and locking device. The device comprises a base, dampers, a top plate and a clamping structure. The base is disk-shaped; an end portion thereof is provided with through holes; and a carrier, the dampers and the clamping structure are respectively fixedly connected to the base by means of the through holes. The top plate is disk-shaped, and the dampers are arranged between the base and the top plate. By means of using three hydraulic damping, the device not only has a damping function, but also has a good supporting effect. By means of hydraulic damping, damping is made sensitive and a good damping effect is achieved.

IPC Classes  ?

• F16F 13/00 - Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs

Abstract

A steel rail temperature and internal stress monitoring apparatus for stress relief operations, comprising a steel rail, a measuring apparatus, a data transmission apparatus, and a master control module, the network topology structure between the data transmission apparatus and the master control module being a bus-type connection, the measuring apparatus being connected to the steel rail and being used for measuring data of the steel rail, the measuring apparatus being composed of a temperature strain gauge (1-1), an internal stress strain gauge (1-2), a reinforcing apparatus (1-4), and an adsorption apparatus (1-3), and the equipment using sensors to measure the steel rail temperature and internal stress, effectively reducing the amount of operations in the measurement process and increasing the measurement efficiency.

IPC Classes  ?

• G01K 13/00 - Thermometers specially adapted for specific purposes
• G01K 1/14 - Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
• G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes

Abstract

A large-span space special-shaped arch rib flying-swallow type basket steel box arch bridge and a rapid construction method. The flying-swallow type basket steel box arch bridge comprises a main pier structure, the main pier structure is connected to an arch rib structure (4), and the arch rib structure (4) is provided with a bridge body structure (3); a sling structure (5) is arranged between the arch rib structure (4) and the bridge body structure (3). The flying-swallow type basket steel box arch bridge is simpler in structure, and most of the main bodies thereof are spliced. Moreover, during actual construction, the processes which do not interfere with each other can be carried out at the same time, so that the construction efficiency is greatly improved. In addition, two construction lines are adopted at the same time during actual construction. Not only the overlapping of processes is avoided, but also the construction efficiency is improved, and the construction time is shortened.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges
• E01D 4/00 - Arch-type bridges
• E01D 19/16 - Suspension cables; Cable clamps for suspension cables

Abstract

A diameter-adjustable machining jig frame for a pile foundation reinforcement cage framework. The diameter-adjustable machining jig frame comprises a supporting plate (1), the supporting plate is perpendicularly and fixedly disposed on a bottom plate (2), and holes are respectively formed in two sides of the surface of the supporting plate and used for mounting fixing bolts. The diameter-adjustable machining jig frame further comprises: an arc-shaped reinforcement jig frame plate (3), holes corresponding to the supporting plate being formed in two sides of the surface of the arc-shaped reinforcement jig frame plate, the arc-shaped reinforcement jig frame plate being suspended on the supporting plate by means of the fixing bolts, and reinforcement fixing grooves being formed in the arc-shaped reinforcement jig frame plate; a plurality of steel pipes (4) fixedly disposed at intervals at the lower end of the arc-shaped reinforcement jig frame plate; and a plurality of L-shaped reinforcement shafts (5) perpendicularly disposed at intervals on the bottom plate corresponding to the lower end of the arc-shaped reinforcement jig frame plate, the steel pipes at the lower end of the arc-shaped reinforcement jig frame plate being capable of being sleeved on the perpendicularly disposed L-shaped reinforcement shafts. Arc-shaped reinforcement jig frame plates having different diameters are provided and replaced, so that the device can be suitable for machining of reinforcement cages having different diameters, the working efficiency can be greatly improved, and production costs of the reinforcement cage framework machining jig frame can be reduced.

IPC Classes  ?

• B21F 27/20 - Making special types or portions of network by methods or means specially adapted therefor of plaster-carrying network

Abstract

A hoisting system and a hoisting method. The hoisting system comprises a floating crane (1), wherein a lifting hook (2) is arranged on the floating crane (1), a lifting sling (5) is connected to the lifting hook (2), and a displacement end of the lifting sling (5) is connected to a heavy object (12) by means of a lifting strap (9). The hoisting system further comprises an electrical assembly for controlling the lifting sling (5) to work. The displacement end of the lifting sling is directly connected to the heavy object by means of the lifting strap, and the extension length of the displacement end is accurately regulated and controlled by means of the electrical assembly, thereby accurately controlling an attitude adjustment of the heavy object in air, and the heavy object conveniently moves to a designated position and is then directly and accurately mounted, thereby reducing the attitude adjustment time after the heavy object is hoisted, and improving the hoisting efficiency.

IPC Classes  ?

• B66C 1/14 - Slings with hooks
• B66C 1/66 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
• B66C 13/08 - Auxiliary devices for controlling movements of suspended loads, or for preventing cable slack for depositing loads in desired attitudes or positions
• B66C 13/22 - Control systems or devices for electric drives
• B66C 13/44 - Electrical transmitters

Abstract

Provided is a new energy guide rail-type steel rail cleaning integrated system, comprising: a horizontal movement guide rail assembly, a vertical movement guide rail assembly, and a cleaning head assembly. By means of the coordination between a cleaning head support (3) and a guide rail, the stability of a cleaning head during a rust removal process can be ensured, thereby preventing the shaking of a device from affecting the rust removal effect. By controlling a laser emission direction by means of a galvanometer (17), the rust removal problem at a curved surface of a steel rail can be overcome very well, thereby ensuring the rust removal effect and quality.

IPC Classes  ?

• B24B 27/033 - Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface

Abstract

The present utility model relates to the field of cofferdams, in particular to a lock-type steel pipe pile cofferdam for cemented pebble geology. The lock-type steel pipe pile cofferdam comprises a steel pipe pile structure. The steel pipe pile structure is internally provided with an inner supporting structure, and the steel pipe pile structure comprises a plurality of lock-type steel pipe piles, wherein the plurality of lock-type steel pipe piles are sequentially connected to enclose a rectangular frame structure; steel casings are provided inside the rectangular frame structure; and the steel casings are connected to auxiliary cofferdam supporting mechanisms. The present utility model discloses a lock-type steel pipe pile cofferdam for cemented pebble geology. In the present utility model, by means of the auxiliary cofferdam supporting mechanisms, the periphery of the cofferdam can be supported during secondary foundation cleaning for the cofferdam, and the cofferdam is prevented from relatively large deformation which is caused by surrounding pressure from a foundation pit during foundation cleaning and affects subsequent normal use.

IPC Classes  ?

• E02D 19/04 - Restraining of open water by coffer-dams

Abstract

A synchronous transporting and erecting construction method for a small-space multi-bridge parallel section box girder. The method comprises the following steps: erecting a first double-track bridge (1); after the first double-track bridge (1) is erected, moving a bridge erecting machine rightwards to erect a second double-track bridge (2), and transporting beams by means of the first double-track bridge (1); after the second double-track bridge (2) is erected, moving the bridge erecting machine leftwards to erect a second single-track bridge (3), and transporting beams by means of the first double-track bridge (1); after the second single-track bridge (3) is erected, moving the bridge erecting machine rightwards to erect a third single-track bridge (4) extended from the second double-track bridge (2), and transporting beams by means of the first double-track bridge (1); after the third single-track bridge (4) is erected, moving the bridge erecting machine rightwards to erect a fourth single-track bridge (5) extended from the second double-track bridge (2), and transporting beams by means of the first double-track bridge (1); and after the fourth single-track bridge (5) is erected, moving the bridge erecting machine leftwards to erect a first single-track bridge (6), and transporting beams by means of the first double-track bridge (1).

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The present invention belongs to the technical field of culverts. Disclosed is an assembly type culvert, comprising a plurality of culvert sections. The plurality of culvert sections are sequentially arranged in a front to back direction. The ends of every two adjacent culvert sections close to each other are attached and aligned, and the ends of every two adjacent culvert sections close to each other are connected by means of a connecting piece, such that the culvert can be assembled from a plurality of culvert sections. Thus, the construction length of the assembly type culvert is not limited, and every two adjacent culvert sections are connected by means of a connecting piece, such that the stability of the whole assembly type culvert is improved. Further, the culvert sections can be prefabricated, and then transported to a site for assembly construction, and the construction efficiency is high.

IPC Classes  ?

• E01F 5/00 - Draining the sub-base of roads or ballastway of railways by trenches, culverts, or conduits
• E02D 29/045 - Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
• E02D 29/16 - Arrangement or construction of joints in foundation structures

Abstract

An ultraviolet cured bisphenol F-type epoxy acrylate resin and a preparation method therefor. The epoxy acrylate resin comprises the following components in parts by weight: 80-90 parts of a bisphenol F epoxy resin, 8-10 parts of trimethylolpropane triglycidyl ether, 160-200 parts of acrylic acid, 1.6-2.0 parts of a catalyst, 0.6-0.8 parts of a polymerization inhibitor, 4.8-5.8 parts of an acyl phosphine oxide photoinitiator, 1.2-2.8 parts of a hydroxyl alkyl phenyl ketone photoinitiator, 2.4-3.0 parts of a thermal initiator and 1.2-3.0 parts of a thickening agent.

IPC Classes  ?

• C09D 163/10 - Epoxy resins modified by unsaturated compounds

Abstract

A construction apparatus capable of assisting in hole creating by means of a foaming agent. The construction apparatus comprises a pneumatic down-the-hole hammer and a foaming agent feeding device (2), wherein a drill bit (11) of the pneumatic down-the-hole hammer is provided with a port that is in communication with an air channel (12) inside the drill bit, the foaming agent feeding device (2) is connected to and communicates with the port, and an air inlet of the pneumatic down-the-hole hammer is externally connected to a high-pressure air supply device (3); and the foaming agent feeding device (2) comprises a foaming agent mixing box (21), a delivery pump (22) and a delivery pipe (23), a liquid inlet of the delivery pump (22) being in communication with the interior of the foaming agent mixing box (21), and a liquid outlet thereof being connected to the port of the drill bit (11) of the pneumatic down-the-hole hammer by means of the delivery pipe (23). The construction apparatus can fill joint gaps of a rock stratum.

IPC Classes  ?

• E21B 21/14 - Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams

Abstract

A highway-railway dual-purpose multi-shaft power flatbed car and a car set. At least three wheel carrier mechanisms are sequentially arranged on the lower side of a car body (1-1) at intervals from front to back; rail wheels are connected to the wheel carrier mechanisms; the wheel carrier mechanism on the foremost side and the wheel carrier mechanism on the rearmost side are bogies (1-3); and the remaining wheel frame mechanisms are power frames (1-4). According to the flatbed car and the car set, a combined structure is simple and feasible, and easy to mount and dismount; the car body can run on erected steel rails and a tunnel cushion layer, and can adapt to various working environments; the flatbed car for carrying goods is used for directly providing power, the original goods carrying mode that the flatbed car is dragged by a rail car is replaced, the occupied space in a tunnel in a material transportation process is reduced, and the material loading and unloading efficiency is improved; and a three-axle car body is used, such that steering torque of the car body is reduced, and stability of the car body during steering is improved.

IPC Classes  ?

• B60F 1/00 - Vehicles for use both on rail and on road; Conversions therefor
• B61F 3/02 - Types of bogies with more than one axle
• B61D 3/08 - Flat wagons including posts or standards
• B62D 3/00 - Steering gears
• B61D 11/00 - Mine cars

Abstract

The present utility model relates to the technical field of high-speed railway sleeper manufacturing, in particular, to a high-speed rail double-block sleeper production line. The mold cleaning station, the mold release agent spraying station, the spiral reinforcement mounting station, and the truss mounting station are connected by means of a roller way; the truss mounting station is connected to the concrete distribution station by means of a transverse movement mechanism; and the mold crane is connected to the concrete distribution station, the steam curing station, and the demolding station. The present invention has the advantages of innovating and optimizing sleeper prefabrication stations by using intellectualization technology, and providing, by means of a variety of high and new technologies using intelligent robot application technology as the core and an application of a sleeper prefabrication information management platform, technical support for solving a field problem existing in a production process, thereby improving the construction quality and the construction efficiency, the refined management level of engineering, reducing waste, saving cost, enabling the whole prefabricated process of a railway engineering project to be controllable, and avoiding some unnecessary losses.

IPC Classes  ?

• B28B 23/02 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members
• B28B 15/00 - General arrangement or layout of plant

Abstract

Disclosed is a vehicle-mounted automatic measuring device, comprising: a vehicle (10); a measuring instrument (11), which is arranged on the vehicle (10) and is used for measuring a preset measuring point; an automatic vibration reduction device (12), which is arranged between the vehicle (10) and the measuring instrument (11), is connected to the vehicle (10) and is used for performing vibration reduction on the measuring instrument (11) during a driving process of the vehicle (10); an automatic lifting and leveling device (13), which is arranged between the automatic vibration reduction device (12) and the measuring instrument (11), is connected to the automatic vibration reduction device (12), and is used for carrying out lifting adjustment and rough leveling on the measuring instrument (11); and an automatic accurate leveling device (14), which is respectively connected to the automatic lifting and leveling device (13) and the measuring instrument (11), and is used for accurately leveling the measuring instrument (11) so as to make the measuring instrument (11) meet a measuring requirement. The device integrates vehicle transportation, vibration reduction protection, automatic lifting, automatic leveling and operation control, and not only effectively reduces the labor intensity of measurement personnel, but also improves the efficiency and accuracy of measurement work, and the level of automation of a measuring apparatus. Further disclosed is a method for using the device.

IPC Classes  ?

• B60R 11/00 - Arrangements for holding or mounting articles, not otherwise provided for

Abstract

A bridge construction-based prefabricated pile cap foundation, comprising a support column (1). Four first recesses (2) are symmetrically formed at the bottom of the support column (1); the inner top walls of the first recesses (2) are hinged with first plates (4) by means of hinges (3); cones (5) are fixedly connected to the upper surfaces of the first plates (4); a platform (6) is fixedly connected to the top of the support column (1); two second recesses (7) are symmetrically formed on two sides of the platform (6); and second plates (8) are slidably connected inside the second recesses (7). The provision of the second recesses (7) allows the second plates (8) to be concealed inside the second recesses (7); the fit connection between first sleeves (21) and second fixing rods (22) can prevent sliding out of the second plates (8) to facilitate the accommodation of the second plates (8); and the provision of the hinges (3) and second sleeves (27) allows the first plates (4) to be turned over to enable the cones (5) to be fitted to the second sleeves (27), thereby reducing the ground and space occupation, thus facilitating the transportation of the prefabricated pile cap foundation.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges
• E02D 27/14 - Pile framings

Abstract

The present utility model discloses a municipal drainage and blow-off pipeline, comprising a first housing. The upper surface and the lower surface of the first housing are each provided with a first through slot. Four first connecting plates are symmetrically and threadedly connected to the outer side wall of the first housing. Threaded through holes are formed in the outer side walls of the first connecting plates. Threaded rods are threadedly connected to the inner side walls of the threaded through holes. Second connecting plates are rotatably connected to adjacent ends of two of the threaded rods. Debris such as stones and branches can be intercepted by a screen disposed inside a fourth housing, so that the debris is prevented from entering a first connecting pipe body through the first housing, and then water and fine debris enter a second housing along the first connecting pipe body and a fifth housing. A forward and reverse rotation motor drives, by means of an output shaft thereof, a cutting roller to rotate, so as to crush the debris inside the second housing, thereby preventing the debris from blocking a second connecting pipe body. Therefore, the drainage and blow-off capability of the pipeline is improved.

IPC Classes  ?

• E03F 9/00 - Arrangements or fixed installations for cleaning sewer pipes, e.g. by flushing

Abstract

A fixing device for slabs, and a transport device, relating to the field of track slab transport devices. The fixing device for slabs comprises a fixing base (200), a supporting frame (300), and protection mechanisms (400). The supporting frame (300) is provided with clamping grooves configured to clamp slabs; there are multiple clamping grooves provided along the extending direction of the fixing base; the protection mechanisms are connected to the inner walls of the clamping grooves; the clamping grooves of the supporting frame (300) can ensure that slabs are vertically fixed on the fixing base; when the fixing base is placed on a transport vehicle, the supporting frame (300) can be provided with multiple clamping grooves according to the width of the transport vehicle. In each clamping groove, the surface of a slab is clamped and fixed by means of the protection mechanism (400); thus, transport of slabs in a vertical manner is achieved, multiple track slabs can be transported at a time, and the technical problems of low track slab transport efficiency, high transport cost, and waste of energy in the prior art are solved.

IPC Classes  ?

• B65D 61/00 - External frames or supports adapted to be assembled around, or applied to, articles

Abstract

A protective casing guide frame structure, comprising a guide frame (1), the guide frame (1) comprising a framework structure consisting of a beam I (2), a beam II (3), a beam III (4) and a beam IV (5) which are connected, wherein jacks (6) are respectively mounted on the beam I (2), the beam II (3), the beam III (4) and the beam IV (5), and each jack (6) is connected to a guide roller (7).

IPC Classes  ?

• E02D 13/04 - Guide devices; Guide frames

Abstract

Provided is a pile casing hoisting arm that is applied in the technical field of building construction. The pile casing hoisting arm comprises an arm cross beam (1), and the arm cross beam (1) comprises a cross beam assembly I (2) and a cross beam assembly II (3). A lifting member I (4) and a lifting member II (5) are clamped between cross beam assembly I (2) and cross beam assembly II (3). Lifting member I (4) is close to one side of cross beam assembly I (2) and of cross beam assembly II (3), and lifting member II (5) is close to one side of cross beam assembly I (2) and of one side of cross beam assembly II (3). The pile casing hoisting arm of the present invention is simple in structure, can conveniently and quickly hook onto a pile casing and hook onto a crane, reduces the difficulty of hooking, improves hoisting efficiency, and reduces labor intensity at the hoisting site.

IPC Classes  ?

• B66C 1/12 - Slings comprising chains, wires, ropes, or bands; Nets
• B66C 1/66 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof

Abstract

A highway-railway dual-purpose track-laying machine for an urban rail transit engineering, comprising a framework structure, a traveling mechanism, and a hoisting system. The framework structure comprises a framework; the framework comprises a side framework structure and an upper connection framework structure; the side framework structure comprises a lower fixed structure and an upper movable structure; the upper movable structure can stretch out and draw back with respect to the lower fixed structure; the upper connection framework structure comprises a fixed structure and a movable structure; the movable structure can stretch out and draw back with respect to the fixed structure; the traveling mechanism is connected to the framework structure and used for achieving the movement of the framework structure; and the hoisting system is provided on the framework structure and used for hoisting. The combined structure of the track-laying machine is simple and feasible; the traveling and track gauge change structure of the highway-railway dual-purpose track-laying machine for the urban rail transit engineering and a structure for achieving whole machine span change are separately designed, and the traveling mechanism is designed to be a height and position adjustable structure, and thus, corresponding change requirements can be realized according to working condition requirements.

IPC Classes  ?

• E01B 29/16 - Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

Abstract

Provided by the present utility model is a steel track beam installation mould which is applied to the technical field of rail transit construction. A mould bottom plate (1) of the steel track beam installation mould is connected to reserved steel bars (18). Adjustment tubes (4) are arranged between the mould bottom plate (1) and a steel beam bottom plate (3). A steel beam lug plate I (6) is connected to a bottom plate lug plate I (9) on one side of the mold bottom plate (1) by means of an inverted chain hoist I (8). A steel beam lug plate II (7) is connected to a bottom plate lug plate II (11) on the other side of the mold bottom plate (1) by means of an inverted chain hoist II (10). A vertical fine-tuning jack (12) is further arranged on the mold bottom plate (1). The steel track beam installation mold of the present utility model achieves the accurate, convenient and fast installation of steel track beams, and may quickly and accurately adjust without using a crane to lift and adjust the steel track beams, which reduces risks to quality during construction, simplifies installation procedures, reduces the labor intensity of workers, and improves the working efficiency and safety.

IPC Classes  ?

• E01B 29/00 - Laying, rebuilding, or taking-up tracks; Tools or machines therefor

Abstract

A steel rail weld seam full-section milling and grinding machine, comprising a first body frame (1-1) and a second body frame (2-2) which are rotatably connected by means of a positioning middle shaft (2-6). A rail top positioning block (2-4) is provided on one side of the positioning middle shaft (2-6); the first and second body frames are provided with rail waist positioning blocks (2-5) oppositely on the side of the rail top positioning block (2-4) away from the positioning middle shaft (2-6), and a driving mechanism is provided between the first and second body frames and is used for driving the first and second body frames to relatively rotate around the positioning middle shaft (2-6) so as to clamp and loosen a steel rail (5-1) by means of the rail top positioning block and the rail waist positioning blocks; a machining space is formed between the first and second body frames, and a milling and grinding system (1-3) for milling and grinding steel rails is provided in the machining space. The overall structure can be simplified, the positioning distance is greatly shortened, the device rigidity is improved, and the positioning reference deviation is ensured to be within a reasonable range; and the machine takes a steel rail as a fixed reference, milling and grinding are performed along the surface of the steel rail, and a complicated measuring apparatus is not needed.

IPC Classes  ?

• E01B 31/17 - Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
• B61D 15/00 - Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways

Abstract

1122nn+2nn→middle span joint section H. The method of the present invention can meet the waterway requirements to the greatest extent, without the need of providing steel pipe supports at the middle span sections.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges
• E01D 2/04 - Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
• E01D 19/16 - Suspension cables; Cable clamps for suspension cables
• E01D 19/02 - Piers; Abutments
• E01D 19/14 - Towers; Anchors; Saddle supports

Abstract

The present utility model relates to municipal water supply and drainage engineering construction, and to a fragmented prefabricated structure of a deep and large open caisson, comprising a plurality of uniform arcuate pipe segments in a rectangular shape. The plurality of arcuate pipe segments, after being connected to each other, can define an annular shape on the horizontal surface to form an open caisson in the vertical direction. Arcuate bolt holes are respectively reserved in the upper and lower ends and the left and right side walls of each arcuate pipe segment, and two adjacent bolt holes can be in a through connection. Two adjacent arcuate pipe segments are connected to each other by means of an arcuate bolt. Anchor rod holes are formed in the front surfaces of the arcuate pipe segments, anchor rods are provided on the anchor rod holes, and the arcuate pipe segments are fixed to a foundation pit wall by means of the anchor rods. The arcuate pipe segments are of a concrete structure. By using this apparatus for cast-in-situ in sections and then sinking, the original open caisson operation construction technology is changed from cast-in-situ to prefabricated structure construction, which is especially suitable for the production of open caissons in rounded gravel areas having limited construction clearance, large groundwater consumption and soft geology; in addition, the construction cost is reduced and the construction quality is improved.

IPC Classes  ?

• E02D 23/00 - Caissons; Construction or placing of caissons
• E02D 17/04 - Bordering or stiffening the sides of foundation pits
• E02D 5/76 - Anchorings for bulkheads or sections thereof
• E02D 31/02 - Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
• E02D 19/18 - Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons

Abstract

A positioning device for a swivel rotating piece at the pier top of a swivel beam, comprising a supporting mechanism (1), a first vertical positioning mechanism (2) and a horizontal positioning mechanism (3) connected to the first vertical positioning mechanism (2). The supporting mechanism (1) is connected to the first vertical positioning mechanism (2) or the horizontal positioning mechanism (3); and the first vertical positioning mechanism (2) and the horizontal positioning mechanism (3) are used for adjusting and locking the vertical position and the horizontal position of the rotating piece relative to the supporting mechanism (1) respectively. The device may reduce the operation difficulty, reduce the installation accuracy deviation and shorten the construction period.

IPC Classes  ?

• E01D 21/08 - Methods or apparatus specially adapted for erecting or assembling bridges by rotational movement of the bridge or bridge sections

Abstract

A construction method for assembling a steel box girder (1) above a tramcar, comprising: erecting a plurality of temporary supports (2) along the arrangement direction of the steel box girder (1), assembling the steel box girder (1) on the temporary supports (2), and sequentially disassembling the temporary supports (2) after assembly. On the premise of ensuring the safety of a rail foundation and that of a power grid, the construction method performs assembling construction on the steel box girder (1) above a rail (3), and also ensures the construction efficiency and the safety of rail transit.

IPC Classes  ?

• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

Provided is a track bed concrete pouring tank truck for direct pouring without transfer, which comprises a stirring structure and a chassis structure, wherein the chassis structure comprises a frame (1-4), the lower side of the frame (1-4) is provided with a front wheel set (1-3) and a rear wheel set (1-12), the front side of the front wheel set (1-3) is also provided with a front rail row steel wheel assembly (3-1), the rear side of the rear wheel set (1-12) is also provided with a rear rail row steel wheel assembly (3-2); the concrete pouring tank truck combination structure is simple and feasible, easy to assemble and disassemble, and capable of converting walking wheel sets by adopting a multi-wheel set structure so as to realize normal walking on a road, a standard main line rail, a tunnel pipe wall and a rail row supported by a rail adjusting support, and a specific amount of the concrete can be directly conveyed from a discharge port to a concrete pouring operation surface through the tank truck, thereby eliminating many complicated procedures in the traditional bucket pouring process and concrete pumping.

IPC Classes  ?

• B60F 1/04 - Vehicles for use both on rail and on road; Conversions therefor with rail and road wheels on different axles
• B28C 5/42 - Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
• B60P 3/16 - Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying mixed concrete, e.g. having rotatable drums

Abstract

Disclosed is a bidirectional driving traction and cargo-carrying transport vehicle for use on both a highway and a railway, the vehicle comprising a vehicle frame (16), wherein a front cab (13) is arranged on a lower side of a front end of the vehicle frame (16); a rear cab (2) is arranged on a lower side of a rear end of the vehicle frame (16); vertically-arranged tooth rows (24) are respectively arranged on the sides of the front cab (13) and the rear cab (2) that face each other; lifting driving mechanisms and lifting driving gears (33) driven by the lifting driving mechanisms are arranged at the bottom of the vehicle frame (16); the lifting driving gears (33) are meshed with the tooth rows (24); a steering axle (11) and a drive axle (19) are symmetrically arranged at the bottom of the frame in a front and a rear direction; steering supporting wheels are arranged at two ends of the steering axle (11); drive supporting wheels (20) are arranged at two ends of the drive axle (19); the drive supporting wheels (20) are connected to a driving device arranged at the bottom of the vehicle frame; guide wheel sets (15, 21) are further respectively arranged at the bottom of the vehicle frame (16) behind the drive supporting wheels (20) and in front of the steering supporting wheels; and the guide wheel sets are connected to the lifting device to realize the lifting of the guide wheel sets. In the bidirectional driving traction and cargo-carrying transport vehicle for use on both a highway and a railway, the use of a flat car or a rail car is reduced, and the construction cost is also reduced.

IPC Classes  ?

• B60F 1/04 - Vehicles for use both on rail and on road; Conversions therefor with rail and road wheels on different axles
• B60K 1/00 - Arrangement or mounting of electrical propulsion units
• B61D 3/00 - Wagons or vans
• B62D 33/02 - Platforms; Open load compartments
• B62D 33/063 - Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other

Abstract

Disclosed is an automatic hoisting device by means of which a sleeper mold enters and exits a kiln. The automatic hoisting device comprises a guide rail beam, a larger moving cart, a smaller moving cart, a lifting mechanism and a sling assembly. The guide rail beam is transversely arranged above a curing kiln in a manner of spanning across same, the larger moving cart is transversely movably arranged on an upper end of the guide rail beam and can be fixed at any position on a moving track of the larger moving cart; the smaller moving cart is longitudinally movably arranged on the larger moving cart and can be fixed at any position on a moving track of the smaller moving cart; the sling assembly is arranged below the guide rail beam and is in transmission connection with the lifting mechanism, which is arranged on the smaller moving cart; and the lifting mechanism drives the sling assembly to ascend or descend.

IPC Classes  ?

• B66C 7/08 - Constructional features of runway rails or rail mountings
• B66C 7/16 - Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
• B66C 9/16 - Travelling gear incorporated in, or fitted to, trolleys or cranes with means for maintaining alignment between wheels and track
• B66C 11/16 - Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
• B66C 1/22 - Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks

Abstract

Disclosed are a straddle type track beam transporter and a use method thereof, relating to the field of transporters. The transporter comprises a hoisting mechanism (4), wherein the hoisting mechanism (4) is arranged on a cross beam (1.1), and the cross beam (1.1) is connected with a drive device for driving the transporter to move. The structural design is optimized such that the transporter has the advantages of convenient operation and wide application scope.

IPC Classes  ?

• B66C 19/00 - Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
• E01B 29/00 - Laying, rebuilding, or taking-up tracks; Tools or machines therefor
• E01D 21/00 - Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

An expandable multi-function working vehicle having a bidirectional operation and transversal evacuation function comprises a fixed lifting mechanism (2) and a traverse lifting mechanism (4). The working vehicle is formed by a front vehicle body and a rear vehicle body. The front vehicle body and the rear vehicle body are connected by an expandable mechanism used to realize contraction and expansion between the front vehicle body and the rear vehicle body. The working vehicle further comprises a hoisting system (6) for hoisting and moving a working device (7). A rail engagement device is provided at the bottom of the working vehicle. The working vehicle has an expandable structure, such that a vehicle body (1) can expand in a lengthwise direction thereof, thereby facilitating operation, driving, and transshipment. The working vehicle stays clear of a railway in a transversal direction thereof, ensuring convenient operation of the working vehicle in a long segment of the railway. The invention achieves greater productivity and a wider range of applications. A reasonable combination of vehicle lifting and rail lifting reduces the work load of railway personnel and improves construction efficiency. A variety of working devices can be mounted on the working vehicle. The vehicle is well suited for a variety of working conditions and is highly versatile. The invention further provides a use method for the expandable multi-function working vehicle having a bidirectional operation and transversal evacuation function.

IPC Classes  ?

• E01B 29/16 - Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track

Abstract

A novel track laying machine for an urban rail transport project and a construction method therefor. Equipment comprises a lifting and traveling trolley, a connecting truss beam (8), a conveyor belt traveling mechanism (2), and a support structure. First, a horizontally telescoping and vertically supporting structure of the lifting and traveling trolley is operated to lift the novel track laying machine as a whole to a height for lifting and unloading a track material, a lifting and hoisting trolley (9) is used to lift the track material away from a flatbed transport vehicle and a material support; the novel track laying machine continues to travel forward to a track design installation position, unloads the track material, connects steel tracks, installs a track panel temporary support to fix a newly installed track panel, then continues to travel towards the next track panel lifting and installation position to a trolley unloading location to perform the next cycle of lifting and installation. The present equipment is structurally simple, convenient to operate, inexpensive, and, at the same time, also ensures the safety during an operation and increases efficiency.

IPC Classes  ?

• E01B 29/16 - Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track