CN220224788U

CN220224788U - Rail transit turnout with double locking structure

Info

Publication number: CN220224788U
Application number: CN202321812728.5U
Authority: CN
Inventors: 安志龙; 马丽
Original assignee: Shaanxi Railway Institute
Current assignee: Shaanxi Railway Institute
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2023-12-22
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses a track traffic turnout with a double locking structure, and relates to the technical field of track traffic. The rail transit turnout with the double locking structure comprises a sleeper, wherein a stock rail is fixedly arranged at the upper end of the sleeper, a switch rail is arranged on the inner side of the stock rail, and a switch is arranged on the right side of the switch rail. After the stock rail is attached to the switch rail, the locking plates on two sides stop sliding in the through groove, the threaded rod is driven by the rotating handle to be screwed into the locking bin and in threaded connection with the threaded hole, so that the locking plates on two sides are fixed, double locking of the switch is realized, deflection of the switch rail after attachment to the stock rail due to vibration generated by a vehicle body is avoided, stability is improved, the extending plates on the attachment side of the switch rail are attached to the shock absorption block tightly along with attachment of the switch rail into the groove, shock absorption on the attachment side of the switch rail is realized, the influence of the switch rail on the service life of the switch rail along with vibration and stock rail collision is avoided, and practicability is improved.

Description

Rail transit turnout with double locking structure

Technical Field

The utility model relates to the technical field of rail transit, in particular to a rail transit turnout with a double locking structure.

Background

The turnout is a transition device for guiding a vehicle to turn from one line to another, is an important component of a track line, has a complex structure and is one of weak links of the line.

For example, publication number CN209292790U discloses a rail transit switch comprising: frog; the bottom plate is paved with an iron base plate; the stock rail is buckled on the iron base plate through a first buckle, and a rail bottom slope with a gradient of 1:40 is arranged under the stock rail; a platen disposed on the iron pad; a point rail fastened to the deck by a second fastener and/or a third fastener. The utility model can improve the matching relation of wheel and rail, prolong the service life of the turnout and improve the applicability of the urban rail transit turnout and the operation condition;

the rail transit turnout disclosed by the utility model is lack of a locking structure, so that the switch rail is easy to deviate due to vibration generated by passing of a vehicle body after being attached to the stock rail, the influence on wheels is caused, accidents can be seriously caused, the stability is lacking, meanwhile, the switch rail can collide with the stock rail along with the vibration, noise is generated, the service life of the stock rail is influenced, and the practicability is lower.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the track traffic turnout with the double locking structure, which solves the problems that the rail switch is easy to deviate due to vibration generated by passing of a vehicle body after being attached to a stock rail, the influence on wheels is caused, accidents can be seriously caused, the rail switch is lack of stability, meanwhile, the rail switch can collide with the stock rail along with the vibration, noise is generated, the service life of the stock rail is influenced, and the practicability is lower.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a rail transit switch with dual locking structure, includes the sleeper, the upper end fixed mounting of sleeper has the stock rail, the inboard of stock rail is provided with the switch, the right side of switch is provided with the switch, the front end of switch is provided with the locking plate, the screw hole is seted up on the surface of locking plate, the outside of stock rail is provided with the locking storehouse, the logical groove has been seted up to one side that the locking storehouse is close to the stock rail, the upper end of locking storehouse is provided with the handle, the lower extreme of handle extends to the inside threaded rod that is provided with of locking storehouse, the lower extreme fixed mounting of switch has the extension board, the one end that the extension board kept away from the switch is provided with the shock attenuation storehouse, the recess is seted up to the avris of shock attenuation storehouse, the inside of recess is provided with the snubber block.

Preferably, the sleepers are equally distributed, the output end of the switch extends to the lower end of the stock rail, a connecting plate is fixedly arranged between the two sleepers, the upper end of the connecting plate is fixedly connected with the lower end of the switch rail, and the switch rail is conveniently pushed and pulled by the switch to finish reversing of the switch.

Preferably, the upper end of the locking plate is fixedly connected with the switch rail, two threaded holes are symmetrically arranged left and right, and two threaded holes are arranged left and right in parallel, so that double locking on two sides of the switch rail is conveniently realized.

Preferably, the locking bin is provided with two in bilateral symmetry, and mutually adapts with the locking plate, logical groove and locking plate slip cup joint, make things convenient for the removal of switch rail.

Preferably, the threaded rod is in threaded connection with the locking bin, the lower end of the threaded rod extends to the inside of the through groove and is mutually matched with the threaded hole, and locking of the locking plate is facilitated.

Preferably, the extension board is bilateral symmetry and is provided with two, the one end and the recess mutual adaptation that keep away from the switch rail of extension board, convenient extension board moves about and spacing.

Preferably, the shock attenuation storehouse is located the outside of stock rail and is bilateral symmetry and be provided with two, the inboard of snubber block and recess can be dismantled and be connected, conveniently realizes the shock attenuation to the switch rail and the replacement of snubber block.

Advantageous effects

The utility model provides a track traffic turnout with a double locking structure. Compared with the prior art, the method has the following beneficial effects:

1. this rail transit switch with dual locking structure through setting up locking plate, screw hole, locking storehouse, logical groove, handle, threaded rod, and the front end of switch drives the locking plate of both sides and slides in logical inslot portion, and after the switch laminating stock rail, it is inside to screw into locking storehouse through the twist grip drive threaded rod, in logical inslot and screw hole threaded connection, makes both sides locking plate all fixed, realizes the dual locking of switch, avoids the switch to appear the skew because the vibrations that the automobile body produced easily after laminating with the stock rail, has increased stability.

2. This rail transit switch with dual locking structure, through setting up extension board, recess, snubber block, the extension board of switch rail laminating side gets into inside the recess along with the laminating of switch rail, closely laminates with the snubber block, realizes the shock attenuation to switch rail laminating side, avoids the switch rail to produce the noise along with vibrations and stock rail collision to and influence the life of stock rail, increased the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the front half-section structure of the locking plate and the locking bin of the present utility model;

FIG. 3 is a schematic diagram of the front half-section structure of the extension plate and the shock absorbing bin of the utility model.

In the figure: 1. sleeper; 2. a stock rail; 3. a point rail; 4. a switch; 41. a connecting plate; 5. a locking plate; 51. a threaded hole; 6. locking the bin; 61. a through groove; 7. a handle; 71. a threaded rod; 8. an extension plate; 9. a damping bin; 91. a groove; 92. and a shock absorption block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the rail transit turnout with double locking structure comprises sleeper 1, the upper end of sleeper 1 is fixedly provided with stock rail 2, the inside of stock rail 2 is provided with switch rail 3, the right side of switch rail 3 is provided with switch 4, sleeper 1 is equally distributed, the output end of switch 4 extends to the lower end of stock rail 2 and is fixedly provided with connecting plate 41 between two sleeper 1, the upper end of connecting plate 41 is fixedly connected with the lower end of switch rail 3, when the turnout of the rail needs to be reversed, the output end of switch 4 drives connecting plate 41 to move by controlling switch 4, thereby driving switch rail 3 to move until one side is attached to the inside of stock rail 2, realizing the reversing of the turnout;

the front end of the switch rail 3 is provided with a locking plate 5, the surface of the locking plate 5 is provided with threaded holes 51, the upper end of the locking plate 5 is fixedly connected with the switch rail 3, the two threaded holes 51 are symmetrically arranged left and right, the two threaded holes 51 are arranged left and right in parallel, the outer side of the stock rail 2 is provided with a locking cabin 6, one side of the locking cabin 6 close to the stock rail 2 is provided with a through groove 61, the two locking cabins 6 are symmetrically arranged left and right and are mutually matched with the locking plate 5, the through groove 61 and the locking plate 5 are in sliding sleeve joint, the upper end of the locking cabin 6 is provided with a handle 7, the lower end of the handle 7 extends to the inside of the locking cabin 6 and is provided with a threaded rod 71 which is in threaded connection with the locking cabin 6, the lower end of the threaded rod 71 extends to the inside of the through groove 61 and the threaded hole 51 are mutually matched, the front end of the switch rail 3 drives the locking plates 5 at two sides to slide inside the through groove 61, after the switch rail 3 is jointed with the stock rail 2, the handle 7 is driven by rotating the threaded rod 71 into the inside the locking cabin 6, and the threaded holes 61 are in threaded connection with the through groove 61, so that the two sides of the locking plates 5 are fixed by double locking of the switch;

the lower extreme fixed mounting of switch rail 3 has extension board 8, the one end that switch rail 3 was kept away from to extension board 8 is provided with shock attenuation storehouse 9, recess 91 has been seted up to the avris of shock attenuation storehouse 9, the inside of recess 91 is provided with snubber block 92, extension board 8 is bilateral symmetry and is provided with two, the one end that switch rail 3 was kept away from to extension board 8 and recess 91 mutually support, the outside that shock attenuation storehouse 9 is located the stock rail 2 is bilateral symmetry and is provided with two, the inboard detachable connection of snubber block 92 and recess 91, the extension board 8 of switch rail 3 laminating side gets into recess 91 inside along with the laminating of switch rail 3, closely laminate with snubber block 92, realize the shock attenuation to switch rail 3 laminating side, avoid switch rail 3 to produce the noise along with vibrations and stock rail 2 collision, and influence the life of stock rail 2, the practicality has been increased.

When the switch rail of the track needs to be reversed, the output end of the switch 4 drives the connecting plate 41 to move by controlling the switch 4, so that the switch rail 3 is driven to move until one side is attached to the inner side of the stock rail 2, the reversing of the switch rail is realized, the front end of the switch rail 3 drives the locking plates 5 on two sides to slide in the through groove 61, after the switch rail 3 is attached to the stock rail 2, the threaded rod 71 is driven by the rotating handle 7 to be screwed into the locking bin 6, the threaded rod is in threaded connection with the threaded hole 51 in the through groove 61, the locking plates 5 on two sides are fixed, the double locking of the switch is realized, the extension plate 8 on the attaching side of the switch rail 3 is tightly attached to the shock absorbing block 92 along with the attaching side of the switch rail 3, the noise generated along with the shock and the collision of the switch rail 3 with the stock rail 2 is avoided, the service life of the stock rail 2 is influenced, and the practicability is increased.

And all that is not described in detail in this specification is well known to those skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Track traffic switch with double locking structure, including sleeper (1), its characterized in that: the utility model discloses a track sleeper, including sleeper (1), switch (3), switch (8), switch (9) are provided with on the right side of switch (3), switch (3) are provided with locking plate (5), screw hole (51) are seted up on the surface of locking plate (5), the outside of sleeper (2) is provided with locking storehouse (6), logical groove (61) are seted up to one side that locking storehouse (6) is close to stock rail (2), the upper end of locking storehouse (6) is provided with handle (7), the lower extreme of handle (7) extends to locking storehouse (6) inside and is provided with threaded rod (71), the lower extreme fixed mounting of switch (3) has extension board (8), the one end that switch (3) were kept away from to extension board (8) is provided with shock attenuation storehouse (9), recess (91) are seted up on the limit side of shock attenuation storehouse (9), the inside of recess (91) is provided with snubber block (92).

2. A track traffic switch with double locking structure as claimed in claim 1, wherein: the sleepers (1) are uniformly distributed, the output end of the switch (4) extends to the lower end of the stock rail (2), a connecting plate (41) is fixedly arranged between the two sleepers (1), and the upper end of the connecting plate (41) is fixedly connected with the lower end of the point rail (3).

3. A track traffic switch with double locking structure as claimed in claim 1, wherein: the upper end of the locking plate (5) is fixedly connected with the switch rail (3), two threaded holes (51) are symmetrically arranged left and right, and two threaded holes are arranged left and right in parallel.

4. A track traffic switch with double locking structure as claimed in claim 1, wherein: the locking bins (6) are symmetrically arranged in a left-right mode, are mutually matched with the locking plates (5), and the through grooves (61) are in sliding sleeve joint with the locking plates (5).

5. A track traffic switch with double locking structure as claimed in claim 1, wherein: the threaded rod (71) is in threaded connection with the locking bin (6), and the lower end of the threaded rod (71) extends to the inside of the through groove (61) and is mutually matched with the threaded hole (51).

6. A track traffic switch with double locking structure as claimed in claim 1, wherein: two extension plates (8) are symmetrically arranged left and right, and one end, far away from the switch rail (3), of each extension plate (8) is mutually matched with the groove (91).

7. A track traffic switch with double locking structure as claimed in claim 1, wherein: the two shock absorption bins (9) are symmetrically arranged on the outer side of the stock rail (2) in a left-right mode, and the shock absorption blocks (92) are detachably connected with the inner sides of the grooves (91).