CN217231296U

CN217231296U - Urban rail transit fastener

Info

Publication number: CN217231296U
Application number: CN202220196963.3U
Authority: CN
Inventors: 林贺国; 邓宝民
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-22
Filing date: 2022-01-22
Publication date: 2022-08-19
Anticipated expiration: 2032-01-22

Abstract

The utility model discloses an urban rail transit fastener relates to traffic fastener technical field, including rail and sleeper, the rail is located the top of sleeper, the last fixed surface of sleeper is connected with the rubber pad, the top of rubber pad is provided with the backing plate, the last fixed surface of backing plate is connected with the shock pad, the rail is located the upper surface of shock pad, the upper surface of rail has first bolt through threaded connection, the lower surface of first bolt is provided with elastic gasket, the upper surface of backing plate is provided with the mount. This urban rail transit fastener can carry out the chucking with the recess card in the solid fixed cylinder into the top of first bolt, then assembles through inserted bar and installation section of thick bamboo, then links together mount, backing plate and sleeper through the second bolt, avoids becoming flexible to first bolt fastening to play fixed effect, reached and fixed the purpose of avoiding becoming flexible to first bolt.

Description

Urban rail transit fastener

Technical Field

The utility model relates to a traffic fastener technical field specifically is an urban rail transit fastener.

Background

Urban rail transit is a vehicle transportation system which adopts a rail structure for bearing and guiding, and a fastener is an intermediate connecting part for connecting a steel rail and a sleeper. Its function is to fix the rail to the sleeper, maintain the gauge and prevent the rail from moving longitudinally and transversely relative to the sleeper.

Current urban rail transit track fastener, antidetonation effect is poor when using, does not possess fine track elasticity, single structure moreover, and poor stability uses for a long time, causes the not hard up of nut easily, and then causes the not hard up of fastener, influences orbital safety, consequently needs an urban rail transit fastener moreover.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an urban rail transit fastener has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an urban rail transit fastener, includes rail and sleeper, the rail is located the top of sleeper, the last fixed surface of sleeper is connected with the rubber pad, the top of rubber pad is provided with the backing plate, the last fixed surface of backing plate is connected with the shock pad, the rail is located the upper surface of shock pad, the upper surface of rail has first bolt through threaded connection, the lower surface of first bolt is provided with elastic gasket, the upper surface of backing plate is provided with the mount, the last fixed surface of backing plate is connected with the inserted bar.

Optionally, an installation cylinder is arranged on the inner wall of the fixing frame, the inserted link is matched with the installation cylinder, and a second bolt is connected to the upper surface of the fixing frame in a threaded manner.

Optionally, the outer surface of the second bolt is fixedly connected with a first spring, the lower surface of the fixing frame is fixedly connected with an installation cylinder, and the inner wall of the installation cylinder is provided with a groove.

Optionally, the upper surface of the first bolt is matched with the groove, the inner wall of the sleeper is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a sleeve, and the lower surface of the fixing frame is fixedly connected with a loop bar.

Optionally, the loop bar is matched with the sleeve, a second spring is fixedly connected to the inner bottom wall of the sleeve, and a support plate is fixedly connected to the upper surface of the second spring.

Optionally, a sliding groove is formed in the inner side wall of the sleeve, a sliding block is connected to the inner wall of the sliding groove in a sliding mode, and one side of the sliding block is fixedly connected with the supporting plate.

(III) advantageous effects

The utility model provides an urban rail transit fastener possesses following beneficial effect:

1. this urban rail transit fastener, setting through the shock pad makes this traffic fastener possess absorbing effect, cooperation setting through shock pad and rubber pad, can play fine buffering cushioning effect through shock pad and rubber pad when the train is walked at the in-process that uses, and through the setting of first spring and second spring, after the fastener installation, can effectually carry out the antidetonation effect, thereby has played absorbing effect, has reached the effectual purpose of shock attenuation.

2. This urban rail transit fastener, setting through the mount, make this fastener possess and prevent not hard up effect, cooperation setting through mount and solid fixed cylinder, the in-process that uses can carry out the chucking with the top of the recess card in the solid fixed cylinder into first bolt, then assemble through inserted bar and installation section of thick bamboo, then link together the mount through the second bolt, the backing plate links together with the sleeper, avoid becoming flexible to first bolt fastening, thereby fixed effect has been played, the purpose of fixing to first bolt and avoiding becoming flexible has been reached.

Drawings

FIG. 1 is a schematic view of the main view section of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of a second bolt of the present invention;

fig. 3 is a schematic structural view of the fixing cylinder of the present invention from top;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1;

fig. 5 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. a rail; 2. a sleeper; 3. a rubber pad; 4. a backing plate; 5. a shock pad; 6. a first bolt; 7. an elastic pad; 8. a fixed mount; 9. inserting a rod; 10. mounting the cylinder; 11. a second bolt; 12. a first spring; 13. a fixed cylinder; 14. a groove; 15. mounting holes; 16. a sleeve; 17. a loop bar; 18. a second spring; 19. a support plate; 20. a chute; 21. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: a fastener for urban rail transit comprises a rail 1 and a sleeper 2, wherein the rail 1 is positioned above the sleeper 2, the upper surface of the sleeper 2 is fixedly connected with a rubber pad 3, a backing plate 4 is arranged above the rubber pad 3, the upper surface of the backing plate 4 is fixedly connected with a shock pad 5, through the arrangement of the shock pad 5, the shock pad 5 and the rubber pad 3 can play a good role in buffering and shock absorption when a train runs in the using process, and through the arrangement of a first spring 12 and a second spring 18, after the fastener is installed, a shock-proof effect can be effectively realized, so that the shock-proof effect is realized, the aim of good shock-proof effect is fulfilled, the rail 1 is positioned on the upper surface of the shock pad 5, the upper surface of the rail 1 is connected with a first bolt 6 through threads, the upper surface of the first bolt 6 is matched with a groove 14, the inner wall of the sleeper 2 is provided with a mounting hole 15, the inner wall of the mounting hole 15 is fixedly connected with a sleeve 16, the lower surface of the fixing frame 8 is fixedly connected with a loop bar 17, the loop bar 17 is matched with the sleeve 16, the inner bottom wall of the sleeve 16 is fixedly connected with a second spring 18, the upper surface of the second spring 18 is fixedly connected with a supporting plate 19, the inner side wall of the sleeve 16 is provided with a chute 20, the inner wall of the chute 20 is slidably connected with a slider 21, one side of the slider 21 is fixedly connected with the supporting plate 19, the lower surface of the first bolt 6 is provided with an elastic gasket 7, the upper surface of the backing plate 4 is provided with the fixing frame 8, the inner wall of the fixing frame 8 is provided with a mounting barrel 10, the inserted link 9 is matched with the mounting barrel 10, the upper surface of the fixing frame 8 is in threaded connection with a second bolt 11, the outer surface of the second bolt 11 is fixedly connected with a first spring 12, the lower surface of the fixing frame 8 is fixedly connected with a fixing barrel 13, through the setting of the fixing barrel 13, a groove 14 in the fixing barrel 13 is clamped in the upper part of the first bolt 6, then assemble through inserted bar 9 and installation section of thick bamboo 10, then link together mount 8, backing plate 4 and sleeper 2 through second bolt 11, fix and avoid becoming flexible first bolt 6 to play fixed effect, reached and fixed the purpose of avoiding becoming flexible first bolt 6, the inner wall of a fixed section of thick bamboo 13 is seted up flutedly 14, the last fixed surface of backing plate 4 is connected with inserted bar 9.

When in use, a worker connects the vehicle rail 1, the sleeper 2 and the base plate 4 together through the first bolt 6, the groove 14 in the fixed cylinder 13 can then be snapped over the first bolt 6 for clamping, then the fixing frame 8 and the base plate 4 are connected with the sleeper 2 through the second bolt 11, the first bolt 6 is fixed to avoid loosening, so that the fixing effect is achieved, the purpose of fixing the first bolt 6 to avoid loosening is achieved, finally, the shock absorption pad 5 and the rubber pad 3 can play a good role in buffering and damping when a train runs, and through the setting of first spring 12 and second spring 18, after the fastener installation, can effectually carry out the antidetonation effect to play absorbing effect, reached the effectual purpose of shock attenuation.

The utility model discloses a theory of operation and beneficial effect: the urban rail transit fastener has the advantages that the traffic fastener has a damping effect through the arrangement of the shock pad 5, the shock pad 5 and the rubber pad 3 are matched, the shock pad 5 and the rubber pad 3 can play a good role in buffering and damping during train running in the use process, the fastener can effectively play a role in shock resistance after being installed through the arrangement of the first spring 12 and the second spring 18, the shock absorption effect is achieved, the shock absorption effect is good, the urban rail transit fastener has the looseness prevention effect through the arrangement of the fixing frame 8, the groove 14 in the fixing tube 13 can be clamped into the upper side of the first bolt 6 to be clamped through the matching arrangement of the fixing frame 8 and the fixing tube 13 in the use process, and then the fastening rod 9 is assembled with the installation tube 10, then link together mount 8, backing plate 4 and sleeper 2 through second bolt 11, fix and avoid not hard up first bolt 6 to play fixed effect, reached and fixed the purpose of avoiding not hard up first bolt 6.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an urban rail transit fastener, includes rail (1) and sleeper (2), its characterized in that: rail (1) is located the top of sleeper (2), the last fixed surface of sleeper (2) is connected with rubber pad (3), the top of rubber pad (3) is provided with backing plate (4), the last fixed surface of backing plate (4) is connected with shock pad (5), rail (1) is located the upper surface of shock pad (5), the upper surface of rail (1) has first bolt (6) through threaded connection, the lower surface of first bolt (6) is provided with resilient pad (7), the upper surface of backing plate (4) is provided with mount (8), the last fixed surface of backing plate (4) is connected with inserted bar (9).

2. The urban rail transit fastener according to claim 1, characterized in that: an installation cylinder (10) is arranged on the inner wall of the fixing frame (8), the inserted bar (9) is matched with the installation cylinder (10), and a second bolt (11) is connected to the upper surface of the fixing frame (8) in a threaded mode.

3. The urban rail transit fastener according to claim 2, characterized in that: the outer surface of the second bolt (11) is fixedly connected with a first spring (12), the lower surface of the fixing frame (8) is fixedly connected with a fixing cylinder (13), and the inner wall of the fixing cylinder (13) is provided with a groove (14).

4. The urban rail transit fastener according to claim 1, characterized in that: the upper surface and recess (14) looks adaptation of first bolt (6), mounting hole (15) have been seted up to the inner wall of sleeper (2), the inner wall fixedly connected with sleeve (16) of mounting hole (15), the lower fixed surface of mount (8) is connected with loop bar (17).

5. The urban rail transit fastener according to claim 4, characterized in that: the loop bar (17) is matched with the sleeve (16), a second spring (18) is fixedly connected to the inner bottom wall of the sleeve (16), and a supporting plate (19) is fixedly connected to the upper surface of the second spring (18).

6. The urban rail transit fastener according to claim 4, characterized in that: the inner side wall of the sleeve (16) is provided with a sliding groove (20), the inner wall of the sliding groove (20) is connected with a sliding block (21) in a sliding mode, and one side of the sliding block (21) is fixedly connected with the supporting plate (19).