CN218140914U - Auxiliary trolley for transporting bogie of railway vehicle - Google Patents

Auxiliary trolley for transporting bogie of railway vehicle Download PDF

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Publication number
CN218140914U
CN218140914U CN202222114069.XU CN202222114069U CN218140914U CN 218140914 U CN218140914 U CN 218140914U CN 202222114069 U CN202222114069 U CN 202222114069U CN 218140914 U CN218140914 U CN 218140914U
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China
Prior art keywords
bogie
frame
trolley
railway vehicle
auxiliary trolley
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CN202222114069.XU
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Chinese (zh)
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谷宇
陈绍基
谭友红
许慈
朱剑锋
郝滨
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Nanjing Kangni Mechanical and Electrical Co Ltd
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Nanjing Kangni Mechanical and Electrical Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

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Abstract

The utility model discloses a rail vehicle bogie transports auxiliary trolley, including the fixed establishment who is used for connecting the bogie, the fixed establishment front end is equipped with the supporting mechanism rather than the up-and-down motion in vertical direction, supporting mechanism's frame front end transversely is equipped with the wheel that is used for driving the bogie motion to be equipped with linear actuator in the vertical direction that the frame is located the wheel intermediate position, linear actuator upper end telescopic link upwards withstands the bogie bottom. The utility model adopts the motor drive to realize the automatic transfer of the bogie; a linear actuator is adopted to upwards bear a bogie and downwards pressurize wheels, so that the forward driving force is increased; the mode of mounting on the side surface of the bogie is adopted, so that the space is saved; simple structure, with low costs have improved transportation efficiency, security and practicality.

Description

Auxiliary trolley for transporting bogie of railway vehicle
Technical Field
The utility model belongs to the technical field of the track is transported, especially, relate to a rail vehicle bogie transports auxiliary trolley.
Background
With the rapid development of rail transit technology, the number of rail vehicles which are put into operation and used is increasing, and a new challenge is formed to the daily maintenance and overhaul of the rail vehicles. The bogie is one of the key components of the railway vehicle, plays important roles of bearing, damping, guiding, traction, braking and the like on a vehicle body, and the performance parameters directly determine the running speed, safety and comfort of a train. The subway enters the erection repair period after running for years, the operation of decomposing, overhauling, depainting, detecting a flaw, checking the size, spraying paint and the like needs to be carried out on the bogie of the walking part during the erection repair of the subway, the operation needs to be respectively completed among a plurality of stations, and the driving of the transportation of the bogie weighing several tons is a difficult problem.
At present, a method widely applied to a bogie repair workshop adopts manual pushing or traction bogie transportation, so that a large amount of manpower resources in the technical field can be consumed, the labor intensity of operation is increased, and great potential safety hazards exist. The motor auxiliary drive improves the automation degree, but needs larger driving force, the driving force is generated by the friction force between the wheels and the rails, and the pressure and the friction force generated on the rails by the motor and the wheels are small, so that the driving force is insufficient in the actual transportation process. Because the steering of bogie transportation in the workshop needs with the help of ground steering wheel, current steering wheel is less, and tractor commonly used is installed at the front and back end at the bogie, leads to ground steering wheel can't put down tractor and bogie simultaneously for tractor and bogie need break away from earlier, wait to accomplish to turn to the back and reconnect, turn to loaded down with trivial details, work efficiency low of step.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: for overcoming the not enough of above-mentioned prior art, the utility model provides a rail vehicle bogie transportation auxiliary trolley with high degree of automation and strong driving force.
The technical scheme is as follows: the utility model provides a rail vehicle bogie transfer auxiliary trolley, which comprises a fixing mechanism for connecting a bogie, wherein the fixing mechanism comprises a frame provided with a stand column in the vertical direction; the upright post is sleeved with a cantilever assembly which moves up and down and is used for being matched with the frame to clamp the bogie; the front end of the fixing mechanism is provided with a supporting mechanism which moves up and down relative to the fixing mechanism in the vertical direction, the front end of a rack of the supporting mechanism is transversely provided with wheels used for driving a bogie to move, a linear actuator is arranged in the vertical direction of the rack positioned in the middle of the wheels, and a telescopic rod at the upper end of the linear actuator upwards props against the bottom of the bogie.
In order to increase the friction between the wheel and the rail, the wheel outer ring is provided with lines and/or rubber tires.
Preferably, the wheels are made of Q235 steel, the diameter of each wheel is 140mm, and the number of the wheels is two.
In order to realize that the supporting mechanism can move up and down relative to the fixing mechanism in the vertical direction and adjust the height of the wheels, the wheels are folded upwards when not in use and move downwards until contacting with the track when in work, and the fixing mechanism and the supporting mechanism are connected through a linear guide rail assembly.
Preferably, the linear guide assembly is of the type S25CFSS2G0-220 LF.
In order to realize that the cantilever assembly can move up and down along the upright column in the vertical direction, the side surface of the upright column adjacent to the cantilever assembly is provided with the cantilever linear guide rail assembly, and the cantilever assembly is fixedly connected with the sliding block on the cantilever linear guide rail assembly.
In order to facilitate the cantilever assembly to be sleeved on the stand column and move up and down along the stand column, the bogie is clamped and fixed by the frame below the cantilever assembly in a matched mode, the cantilever assembly is fixedly connected in an L shape through two force arms through a fixing plate, and a through hole used for being sleeved on the stand column is formed between the two force arms.
In order to improve the fixing effect of the fixing mechanism on the transport frame, fixing means such as a sucker and an electromagnet are also adopted.
In order to facilitate the driving of the cantilever assembly to move up and down and improve the automation degree, a telescopic pull rod is arranged on the frame, and the top of the pull rod is fixedly connected with the bottom of the cantilever assembly.
In order to save cost and increase use scenes, the rear end of the frame of the auxiliary trolley is provided with a handrail component, the bottom of the frame is provided with a directional roller and a universal wheel with a belt wheel brake, and the auxiliary trolley is used as a manual trolley when an auxiliary transfer bogie is not needed.
In order to realize the purpose of integrated control, a controller is arranged in the frame, is powered by a storage battery, can control the cantilever assembly to move up and down, and is matched with the frame of the auxiliary trolley to clamp and fix the bogie; the supporting mechanism can be controlled to move up and down relative to the frame, and the distance between the wheels and the rails is adjusted; the motor can be controlled to drive the wheels to rotate, and the auxiliary trolley is controlled to advance and stop.
Preferably, the controller adopts a brushless motor programmable controller DCU12-24NC, and the storage battery adopts KNZN-401-90009.
In order to provide enough upward supporting force for the bogie, the linear actuator adopts motor drive, pneumatic drive or hydraulic drive.
Preferably, the linear actuator is of a TJC-C4-24-55-5-6000-L2 type.
In order to adjust the distance between the wheels and the rails conveniently, a lifting pull rod for driving the supporting mechanism to move up and down is arranged at the bottom of the rack, and the supporting mechanism drives the wheels to move up and down together. When the auxiliary trolley does not work, the wheels are folded upwards and are not in contact with the ground; when the auxiliary trolley works, the wheels move downwards until contacting with the rails, the frame of the auxiliary trolley is jacked up, and the directional rollers and the universal wheels are suspended.
Preferably, the supporting mechanism does lifting movement within the height interval of 270mm-300 mm.
In order to facilitate the driving of the auxiliary trolley and save labor resources, a motor for driving wheels is arranged in the rack, and an output shaft of the motor is connected with the wheels.
Preferably, the motor is a hub motor with the model number of K401A-82000, the power of the hub motor is 220W, and the rated output torque is 20Nxm.
In order to save the occupied space of installation and simplify the step of steering by using a ground steering wheel, an auxiliary trolley is installed on the side surface.
Has the advantages that: compared with the prior art, the utility model has the advantages of as follows: 1. the motor is adopted for driving, so that the automatic transfer of the bogie is realized; 2. a linear actuator is adopted to upwards bear a bogie and downwards pressurize wheels; 3. the transfer efficiency and the safety are improved, and the labor cost and the maintenance cost are reduced; 4. the mode of mounting on the side surface of the bogie is adopted, so that the space is saved, and the steering step is simplified; 5. simple structure and high practicability.
Drawings
FIG. 1 is a mechanical schematic diagram of the overall system of the present invention;
fig. 2 is a schematic structural diagram of the present invention;
fig. 3 is an exploded view of the present invention.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-3, the auxiliary trolley for transporting the bogie of the railway vehicle comprises a fixing mechanism 3 for connecting the bogie, wherein the fixing mechanism 3 comprises a frame 31 provided with a vertical column in the vertical direction; the upright post is sleeved with a cantilever assembly 32 which moves up and down along the upright post and is used for matching with a vehicle frame 31 to clamp the bogie 1. The cantilever assembly 32 is formed by welding two iron rods of a cross arm and a side arm on a triangular iron plate in an L shape, and a through hole for sleeving the stand column is formed between the two iron rods. The side surface of the upright column close to one side arm of the cantilever assembly 32 is provided with a cantilever linear guide rail assembly with the model number of S25CFSS2G0-220LF, and the side surface of the cantilever assembly 32 side arm close to the upright column is fixedly connected with a sliding block on the cantilever linear guide rail assembly. The bottom of the cantilever assembly 32 is fixedly connected with a telescopic rod at the top of the pull rod 34, and the pull rod 34 drives the cantilever assembly 32 to move up and down along the upright column to be matched with the frame 31 to clamp and fix the bogie 1. In order to enhance the fixing effect of the fixing mechanism 3 on the transport rack 1, an electromagnet is additionally arranged. Two directional rollers 36 are symmetrically arranged at the left side and the right side of the front end of the auxiliary trolley at the bottom of the trolley frame 31, and a universal wheel 37 with a wheel brake is arranged at the middle position of the rear end. A handrail assembly 38 is vertically arranged at the rear end of the frame 31, and when the auxiliary trolley is not in use, the auxiliary trolley can be used as a manual trolley by manually pushing the handrail assembly 38 to drive the directional rollers 36 and the universal wheels 37 to rotate.
The front end of the fixing mechanism 3 is provided with a supporting mechanism 4, the fixing mechanism 3 is connected with the supporting mechanism 4 through a linear guide rail assembly 5 with the model number of S25CFSS2G0-220LF, and the supporting mechanism 4 moves up and down relative to the fixing mechanism 3 in the vertical direction through the linear guide rail assembly 5.
A brushless motor programmable controller 39 with the model of DCU12-24NC for integrally controlling the auxiliary trolley is arranged in the frame 31, is powered by a storage battery with the model of KNZN-401-90009, can control the cantilever assembly 32 to move up and down, and is matched with the frame 31 of the auxiliary trolley to clamp and fix the bogie 1; the supporting mechanism 4 can be controlled to move up and down relative to the frame 31, and the distance between the wheels 43 and the rails 2 can be adjusted; the hub motor 42 can be controlled to drive the wheels 43 to rotate, and the auxiliary trolley can be controlled to advance and stop.
Two wheels 43 for driving the auxiliary trolley to move forward are transversely arranged at the front end of the frame 41 of the supporting mechanism 4, which is perpendicular to the handrail component 38, the wheels are made of Q235 steel, the diameter of the wheels is 140mm, and rubber tires are arranged on the outer rings of the wheels 43 for increasing the friction force between the wheels and rails, so that the driving force for driving the auxiliary trolley to move forward is increased. The frame 41 is internally provided with a hub motor 42 of type K401A-82000 for driving a wheel.
The bottom of the frame 41 of the supporting mechanism 4 is provided with a lifting pull rod 35 for driving the supporting mechanism 4 to move up and down, and the supporting mechanism 4 drives the wheels 43 to move up and down together. When the auxiliary trolley does not work, the wheels 43 are folded upwards and are not contacted with the ground; when the auxiliary trolley works, the wheels 43 move downwards until contacting the rails 2, and jack the auxiliary trolley frame 31, and the directional rollers 36 and the universal wheels 37 are all suspended. The supporting mechanism 4 does lifting movement within the height interval of 270mm-300 mm.
A linear actuator 44 with the model number of TJC-C4-24-55-5-6000-L2 is arranged on the frame 41 in the vertical direction at the middle position of the two wheels 43, and an expansion rod at the upper end of the linear actuator 44 upwards props against the bottom of the bogie 1. The linear actuator is driven by a motor so as to provide enough upward supporting force for the bogie.
When the auxiliary trolley works, the auxiliary trolley is pushed in from the side face of the bogie 1 for fixed installation, the cantilever assembly 32 is arranged above the bogie 1, the frame 31 is arranged below the bogie 1, and the cantilever assembly 32 and the frame 31 move oppositely in the vertical direction by utilizing the electric clamping pull rod 34 to clamp the bogie 1 together. The height of the supporting mechanism 4 is adjusted by the lifting pull rod 35, and the hub motor 42 and the wheel 43 are driven to synchronously move downwards until the wheel 43 is abutted against the rail 2. The hub motor 42 drives the linear actuator 44 to work, the telescopic rod at the upper end of the linear actuator 44 upwards supports against the bottom of the bogie 1, and the lower end of the linear actuator 44 is fixedly connected with the frame 41 and drives the frame to press downwards. When the wheel 43 rotates, the horizontal friction force generated between the wheel and the rail 2 is transmitted to the bogie 1 through the driving hub motor 42, the frame 41, the linear guide rail assembly 5 and the fixing mechanism 3 in sequence, and the bogie 1 is driven to move forwards.

Claims (10)

1. The utility model provides a rail vehicle bogie transports auxiliary trolley, is including fixed establishment (3) that are used for connecting bogie (1), its characterized in that, fixed establishment (3) front end is equipped with supporting mechanism (4) relative its up-and-down motion in vertical direction, frame (41) front end of supporting mechanism (4) transversely is equipped with wheel (43) that are used for driving bogie (1) motion, and frame (41) are located and are equipped with sharp executor (44) on the vertical direction of wheel (43) intermediate position, sharp executor (44) upper end telescopic link upwards withstands bogie (1) bottom.
2. A railway vehicle bogie transfer auxiliary trolley according to claim 1, characterized in that said fixing means (3) comprise a frame (31) provided with uprights in vertical direction; and a cantilever assembly (32) which moves up and down along the upright column and is used for being matched with the frame (31) to clamp the bogie (1) is sleeved on the upright column.
3. The auxiliary bogie for transporting bogies of railway vehicles according to claim 2, characterized in that the fixing mechanism (3) and the supporting mechanism (4) are connected by a linear guide assembly (5); the cantilever assembly (32) is connected with the upright post through a cantilever linear guide rail assembly (33).
4. The auxiliary bogie for the transfer of railway vehicle bogies according to claim 2, characterized in that the cantilever assembly (32) is formed by two arms fixedly connected in an L-shape by a fixing plate, and a through hole for sleeving the upright post is arranged between the two arms; the frame (31) is provided with a pull rod (34) used for driving the cantilever assembly (32), and the top of the pull rod (34) is fixedly connected with the bottom of the cantilever assembly (32).
5. The auxiliary trolley for transporting the railway vehicle bogie as claimed in claim 2, characterized in that the rear end of the frame (31) of the auxiliary trolley is provided with a handrail component (38), and the bottom of the frame (31) is provided with a directional roller (36) and a universal wheel (37) with a wheel brake.
6. A railway vehicle bogie transfer trolley according to claim 2 wherein the frame (31) is internally provided with a controller (39) for operating the trolley, powered by a battery.
7. A trolley as claimed in claim 1, characterized in that said wheels (43) travel in a direction perpendicular to the direction of advance of said trolley, said trolley being mounted on the side of the bogie.
8. The railway vehicle bogie transfer auxiliary trolley according to claim 1, wherein the outer ring of the wheel (43) is provided with a textured and/or rubber tyre.
9. The auxiliary trolley for transporting the railway vehicle bogie as claimed in claim 1, wherein the bottom of the frame (41) is provided with a lifting pull rod (35) for driving the supporting mechanism (4) to move up and down.
10. The railway vehicle bogie transfer auxiliary trolley according to claim 1, wherein the frame (41) is internally provided with a motor (42) for driving wheels (43), and an output shaft of the motor (42) is connected with the wheels (43).
CN202222114069.XU 2022-08-09 2022-08-09 Auxiliary trolley for transporting bogie of railway vehicle Active CN218140914U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222114069.XU CN218140914U (en) 2022-08-09 2022-08-09 Auxiliary trolley for transporting bogie of railway vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222114069.XU CN218140914U (en) 2022-08-09 2022-08-09 Auxiliary trolley for transporting bogie of railway vehicle

Publications (1)

Publication Number Publication Date
CN218140914U true CN218140914U (en) 2022-12-27

Family

ID=84600033

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222114069.XU Active CN218140914U (en) 2022-08-09 2022-08-09 Auxiliary trolley for transporting bogie of railway vehicle

Country Status (1)

Country Link
CN (1) CN218140914U (en)

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