Bullet train track support lifting maintenance device
By designing a lifting and maintenance device for train track supports and adopting mechanized lifting and limiting components, the complex and cumbersome problem of manual lifting has been solved, enabling convenient, safe, and efficient maintenance of the supports and ensuring normal track use.
Patent Information
- Application Number
- CN202423038236.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-10
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-12-10
AI Technical Summary
In the prior art, the lifting and maintenance of the EMU track support requires manual removal of connectors and manual lifting, which results in a complex, tedious, labor-intensive and inefficient process, affecting the normal use of the track.
A lifting and maintenance device for train track supports was designed. It uses a mounting plate, traveling wheels, a stepper motor, lifting components, and limiting components to achieve automatic lifting and limiting fixation of the supports through mechanization, reducing manual operation.
This improved the convenience and safety of lifting the support structure, reduced worker fatigue, increased maintenance efficiency, and ensured that the normal use of the track was not affected.
Smart Images
Figure CN223468161U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to track maintenance technical field especially relates to the lifting maintenance device of EMU track support. BACKGROUND
[0002] The EMU track support is more commonly called "track support frame" or "rail support frame", is an important part in the track transportation system, is a kind of tool for fixing track, adjusting track gauge, adjusting track elevation when laying integral ballast, plays a crucial role in the track transportation system, it is not only the stable support of track, but also the important tool of track adjustment and adjustment, track support may be deformed or damaged due to natural disasters in the use process, or fatigue failure due to long-term bearing train load, these factors need to restore the normal use state of track support by lifting maintenance.
[0003] In the prior art, when lifting maintenance of track, the connecting piece at the track support is usually removed first, and then the track support is lifted manually for maintenance, the manual lifting process is complex and tedious, and it is more laborious, which increases the fatigue of workers during work, and the lifting maintenance efficiency is low, which easily delays the normal use of EMU track. UTILITY MODEL CONTENTS
[0004] The utility model provides a lifting maintenance device of EMU track support to solve the problems in the prior art.
[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: the lifting maintenance device of EMU track support, including the mounting plate, one side of the mounting plate is fixedly connected with the mounting frame, both sides of the mounting frame are rotatably connected with the large walking wheel and the small walking wheel, the large walking wheel is arranged on one side of the small walking wheel, one side of the mounting frame is fixedly connected with the push handle, two sliding grooves are formed in one side of the mounting plate, a stepping motor is fixedly installed on the other side of the mounting plate, the middle part of the mounting plate is rotatably connected with the stud, the output end of the stepping motor and one end of the stud are fixedly connected with the gear respectively, the two gears are meshed, and lifting assemblies are arranged in the two sliding grooves.
[0006] As a further description of the above technical scheme:
[0007] The lifting assembly includes two sliding blocks, the two sliding blocks are slidably connected in the two sliding grooves respectively, one side of the sliding block is fixedly connected with the connecting rod, one end of the two connecting rods is fixedly connected with the fixed rod, the middle part of the fixed rod is fixedly connected with the mounting rod, and the first screw groove is formed in the inside of the mounting rod.
[0008] As a further description of the above technical scheme:
[0009] Two first lifting rods are fixedly connected to one side of the fixed rod, two screw rods are rotatably connected to one side of the fixed rod, one end of one of the screw rods is fixedly connected with a large pulley, one end of the other screw rod is fixedly connected with a small pulley, a synchronous belt is arranged between the large pulley and the small pulley, one side of the large pulley and the small pulley is rotatably connected to one side of the fixed rod, and a bidirectional motor is fixedly installed on one side of the fixed rod.
[0010] As a further description of the above technical solution:
[0011] The other side of the large pulley is fixedly connected to the output end of the bidirectional motor, a connecting groove is formed in one side of the first lifting rod, a connecting block is slidably connected in the connecting groove, a second lifting rod is fixedly connected to one side of the connecting block, a second threaded groove is formed in the second lifting rod, and the second threaded groove is threadedly connected to the outside of the screw rod.
[0012] As a further description of the above technical solution:
[0013] One end of the second lifting rod is provided with a limiting assembly, the limiting assembly comprises a fixed sleeve, the fixed sleeve is fixedly connected to one end of the second lifting rod, and a mounting sleeve is arranged on the outside of the fixed sleeve.
[0014] As a further description of the above technical solution:
[0015] A limiting plate is fixedly connected to the upper surfaces of the two mounting sleeves, a rubber pad is arranged on one side of the limiting plate, and a bidirectional screw rod is rotatably connected to the lower surface of the limiting plate.
[0016] As a further description of the above technical solution:
[0017] A limiting plate is fixedly connected to the upper surfaces of the two mounting sleeves, a rubber pad is arranged on one side of the limiting plate, and a bidirectional screw rod is rotatably connected to the lower surface of the limiting plate.
[0018] The utility model has the advantages of:
[0019] 1、The utility model discloses a lifting assembly is provided for the maintenance of the rail support of the bullet train track, which can conveniently lift the support without manual lifting, is more convenient and labor-saving, reduces the difficulty of maintaining the rail support, alleviates the fatigue of the workers during work, improves the efficiency of lifting the support, and does not affect the normal use of the bullet train track.
[0020] 2, the utility model discloses the setting of limiting assembly, to the track support of bullet train in lifting, facilitate the track support in the lifting process and limit the fixed effect, reduced the track support of bullet train in lifting, and the support shakes displacement due to the action of lifting, and the falling risk that produces, improved the security when maintaining track support of bullet train. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 The overall structure schematic diagram for the utility model is provided;
[0022] Figure 2 The mounting rack structure schematic diagram for the utility model is provided;
[0023] Figure 3 The chute structure schematic diagram for the utility model is provided;
[0024] Figure 4 The sliding block structure schematic diagram for the utility model is provided;
[0025] Figure 5 The second lifting rod section structure schematic diagram for the utility model is provided;
[0026] Figure 6 The limiting rod structure schematic diagram for the utility model is provided;
[0027] Figure 7 The limiting rod structure schematic diagram for the utility model is provided.
[0028] Legend:
[0029] 1, mounting plate;2, mounting rack;3, large walking wheel;4, small walking wheel;5, push handle;6, chute;7, step motor;8, stud;9, gear;10, sliding block;11, connecting rod;12, fixed rod;13, mounting rod;14, first threaded groove;15, first lifting rod;16, screw;17, large pulley;18, small pulley;19, synchronous belt;20, bidirectional motor;21, connecting groove;22, connecting block;23, second lifting rod;24, second threaded groove;25, fixed sleeve;26, mounting sleeve;27, limiting plate;28, rubber pad;29, bidirectional screw;30, stabilizing groove;31, limiting rod;32, shaft;33, knob. DETAILED DESCRIPTION
[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.
[0031] As shown in the accompanying drawings Figures 1-7 The utility model provides an embodiment: motor train line support lifting maintenance device, one side of mounting plate 1 is fixedly connected with mounting frame 2, both sides of mounting frame 2 are rotatably connected with big walking wheel 3 and small walking wheel 4, big walking wheel 3 sets up in one side of small walking wheel 4, one side of mounting frame 2 is fixedly connected with push handle 5, one side of mounting plate 1 is equipped with two sliding slots 6, the other side of mounting plate 1 is fixedly installed with step motor 7, the middle part of mounting plate 1 is rotatably connected with stud 8, and the output end of step motor 7 is fixedly connected with gear 9 respectively in one end of stud 8, and the both sides of two gear 9 are meshed connection, the inside of two sliding slots 6 is provided with lifting assembly, big walking wheel 3 and small walking wheel 4 facilitate the movement of device, push handle 5 is used to push, and stud 8 facilitates the movement of mounting rod 13.
[0032] As shown in the accompanying drawings Figure 5 Lifting assembly includes two sliding blocks 10, and the inside of two sliding slots 6 is slidably connected with two sliding blocks 10, one side of sliding block 10 is fixedly connected with connecting rod 11, one end of two connecting rods 11 is fixedly connected with fixed rod 12, the middle part of fixed rod 12 is fixedly connected with mounting rod 13, and the inside of mounting rod 13 is equipped with first screw groove 14, sliding block 10 and connecting rod 11 facilitate the stability during the movement of fixed rod 12, and first screw groove 14 facilitates the connection of mounting rod 13 and stud 8.
[0033] As shown in the accompanying drawings Figure 1 One side of fixed rod 12 is fixedly connected with two first lifting rods 15, and one side of fixed rod 12 is rotatably connected with two screw rods 16, two screw rods 16 are arranged between two first lifting rods 15, and screw rod 16 facilitates the movement of second lifting rod 23.
[0034] As shown in the accompanying drawings Figure 5 One end of one of screw rod 16 is fixedly connected with big pulley 17, one end of the other screw rod 16 is fixedly connected with small pulley 18, big pulley 17 and small pulley 18 are provided with synchronous belt 19 between, one side of big pulley 17 and small pulley 18 is rotatably connected in one side of fixed rod 12 respectively, one side of fixed rod 12 is fixedly installed with bidirectional motor 20, the other side of big pulley 17 is fixedly connected in the output end of bidirectional motor 20, and big pulley 17 and small pulley 18 and synchronous belt 19 facilitate the rotation of two screw rods 16 simultaneously.
[0035] As shown in the accompanying drawings Figure 6As shown, one side of the first lifting rod 15 is provided with a connecting groove 21, the inside of the connecting groove 21 is slidably connected with a connecting block 22, one side of the connecting block 22 is fixedly connected with a second lifting rod 23, the inside of the second lifting rod 23 is provided with a second threaded groove 24, the second threaded groove 24 is threadedly connected outside the screw rod 16, one end of the second lifting rod 23 is provided with a limiting assembly, the limiting assembly comprises a fixed sleeve 25, the fixed sleeve 25 is fixedly connected with one end of the second lifting rod 23, the connecting groove 21 facilitates the sliding of the connecting block 22, thereby limiting the movement of the second lifting rod 23.
[0036] As shown in the accompanying drawings Figure 7 As shown, the outside of the fixed sleeve 25 is provided with a mounting sleeve 26, the upper surfaces of the two mounting sleeves 26 are fixedly connected with a limiting plate 27, one side of the limiting support plate 27 is provided with a rubber pad 28, the lower surface of the limiting plate 27 is rotatably connected with a bidirectional screw rod 29, the lower surface of the limiting plate 27 is provided with two stabilizing grooves 30, the inside of the stabilizing groove 30 is slidably connected with a limiting rod 31, the two limiting rods 31 are threadedly connected outside the bidirectional screw rod 29, one end of the bidirectional screw rod 29 is fixedly connected with a shaft rod 32, the shaft rod 32 is rotatably connected inside the limiting plate 27, one end of the shaft rod 32 is fixedly connected with a knob 33, the limiting plate 27 facilitates limiting one side of the rail support of the motor train, the two ends of the bidirectional screw rod 29 are provided with opposite direction threads, the rubber pad 28 facilitates the protection of the side in contact with the support.
[0037] Working principle: in use, first, the rail support of the motor train is fixed with the connecting piece, then the limiting assembly is removed by rotating the knob 33, and then the push handle 5 is pushed, under the action of the large walking wheel 3 and the small walking wheel 4, the utility model is pushed to one side of the rail support of the motor train, so that the two first lifting rods 15 are inserted into the gap below the rail support, then the bidirectional motor 20 is started, under the action of the bidirectional motor 20 driving the large belt pulley 17 to rotate, through the transmission of the synchronous belt 19, the small belt pulley 18 is driven to rotate, and then the screw rod 16 is simultaneously driven to rotate, under the action of the second threaded groove 24, the second lifting rod 23 is driven to move, at this time, the connecting block 22 slides inside the connecting groove 21, when the connecting block 22 slides to one end inside the connecting groove 21, the second lifting rod 23 is in a completely extended state, then the stepping motor 7 is started, the output end of the stepping motor 7 drives the corresponding gear 9 to rotate, through the meshing action of the two gears 9, the other gear 9 is driven to rotate, thereby driving the stud 8 to rotate, at this time, the stud 8 drives the mounting rod 13 to move up under the action of the first threaded groove 14, so that the sliding block 10 slides inside the sliding groove 6, and under the connection of the mounting rod 13 with the fixed rod 12, the rail support of the motor train above the second lifting rod 23 and the first lifting rod 15 is lifted, thereby facilitating the convenient maintenance of the rail support of the motor train;
[0038] When the dynamic train track support needs to be limited during the lifting process, the two installation sleeves 26 drive the limiting plates 27 to be sleeved into the outside of the two fixing sleeves 25, then the knobs 33 are twisted, under the connection of the shaft rods 32, the bidirectional screw rods 29 are driven to rotate, under the action of the opposite threads at the two ends of the bidirectional screw rods 29, the two limiting rods 31 are driven to slide in the stable grooves 30 while moving away from each other, so that one end of the limiting rod 31 penetrates through one side of the installation sleeve 26 and is clamped into the inside of the fixing sleeve 25, at this time the limiting plate 27 is fixed, then the reverse rotation of the bidirectional motor 20 is started, the second lifting rod 23 is indirectly driven to slowly retract, so that the rubber pad 28 slowly adheres to one side of the dynamic train track support, when adhering, the dynamic train track support is fixed.
[0039] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.
Claims
1. A motor vehicle track support lifting and maintenance device, comprising a mounting plate (1), one side of the mounting plate (1) is fixedly connected to a mounting frame (2), both sides of the mounting frame (2) are rotatably connected to a large running wheel (3) and a small running wheel (4), the large running wheel (3) is arranged on one side of the small running wheel (4), and one side of the mounting frame (2) is fixedly connected to a push handle (5), characterized in that: The side of the mounting plate (1) is provided with two sliding grooves (6), the other side of the mounting plate (1) is fixedly provided with a stepping motor (7), the middle part of the mounting plate (1) is rotatably connected with a stud (8), one end of the stud (8) and the output end of the stepping motor (7) are fixedly connected with gears (9) respectively, the two gears (9) are meshedly connected, the interiors of the two sliding grooves (6) are provided with lifting assemblies.
2. A rail lifting maintenance device for a rail of a train track according to claim 1, characterized in that: The lifting assembly comprises two sliding blocks (10), the two sliding blocks (10) are slidably connected in the interiors of the two sliding grooves (6) respectively, one side of the sliding block (10) is fixedly connected with a connecting rod (11), one end of the two connecting rods (11) is fixedly connected with a fixed rod (12), the middle part of the fixed rod (12) is fixedly connected with a mounting rod (13), the interior of the mounting rod (13) is provided with a first screw groove (14).
3. A rail lifting maintenance device for a rail of a train track according to claim 2, wherein: One side of the fixed rod (12) is fixedly connected with two first lifting rods (15), one side of the fixed rod (12) is rotatably connected with two screw rods (16), the two screw rods (16) are arranged between the two first lifting rods (15), one end of one of the screw rods (16) is fixedly connected with a large belt pulley (17), one end of the other screw rod (16) is fixedly connected with a small belt pulley (18), a synchronous belt (19) is arranged between the large belt pulley (17) and the small belt pulley (18), one side of the large belt pulley (17) and the small belt pulley (18) is rotatably connected with the one side of the fixed rod (12) respectively, the fixed rod (12) is fixedly provided with a bidirectional motor (20) on one side.
4. A rail lifting maintenance device for a rail of a train track according to claim 3, wherein: The other side of the large belt pulley (17) is fixedly connected with the output end of the bidirectional motor (20), one side of the first lifting rod (15) is provided with a connecting groove (21), the interior of the connecting groove (21) is slidably connected with a connecting block (22), one side of the connecting block (22) is fixedly connected with a second lifting rod (23), the interior of the second lifting rod (23) is provided with a second screw groove (24), the second screw groove (24) is screwedly connected with the exterior of the screw rod (16).
5. A rail lifting maintenance device for a rail of a train track according to claim 4, wherein: One end of the second lifting rod (23) is provided with a limiting assembly, the limiting assembly comprises a fixed sleeve (25), the fixed sleeve (25) is fixedly connected with one end of the second lifting rod (23), the exterior of the fixed sleeve (25) is provided with a mounting sleeve (26).
6. A rail lifting maintenance device for a rail of a train track according to claim 5, wherein: The upper surfaces of the two mounting sleeves (26) are fixedly connected with limiting plates (27), one side of the limiting plate (27) is provided with rubber pads (28), the lower surfaces of the limiting plates (27) are rotatably connected with bidirectional screw rods (29).
7. A rail lifting maintenance device for a rail of a train track according to claim 6, wherein: The lower surface of the limiting plate (27) is provided with two stable grooves (30), the inside of the stable groove (30) is slidably connected with a limiting rod (31), two limiting rods (31) are screw connected outside the bidirectional screw rod (29), one end of the bidirectional screw rod (29) is fixedly connected with a shaft rod (32), the shaft rod (32) is rotatably connected inside the limiting plate (27), one end of the shaft rod (32) is fixedly connected with a knob (33).