CN218756777U

CN218756777U - Switch rail anti-channeling device

Info

Publication number: CN218756777U
Application number: CN202223217520.7U
Authority: CN
Inventors: 包园园; 沈琪钦; 张怀宇
Original assignee: Shanghai Railnu Machinery Corp
Current assignee: Shanghai Railnu Machinery Corp
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-28
Anticipated expiration: 2032-12-01

Abstract

The application discloses device is prevented scurrying by switch blade relates to rail construction engineering's technical field, including preventing scurrying the part, prevent scurrying the part and include first clamping piece, second clamping piece, prevent scurrying piece, locking piece, the locking piece is used for ordering about first clamping piece and second clamping piece and presss from both sides tightly towards the direction that is close to each other, prevents scurrying the piece and is used for laminating in web of rail and butt in railhead and rail foot, first clamping piece with prevent scurrying the piece and be provided with the limit structure that the displacement was prevented scurrying in the restriction. This application realizes preventing scurrying the piece and supporting tightly of switch rail, and the restriction switch rail is at vertical displacement, and the lateral displacement of the tight restriction switch rail of clamp of first clamping piece and second clamping piece realizes preventing scurrying's effect to save the operation of punching, avoided causing the injury to the switch rail, guarantee the overall structure intensity of switch rail, simple structure, easy operation.

Description

Switch rail anti-channeling device

Technical Field

The application relates to the technical field of rail construction engineering, in particular to a switch rail anti-channeling device.

Background

The ordinary single turnout consists of a switch structure, a frog, a guard rail and a connecting part.

The switch structure includes two stock rails, two tongue and goat, two stock rails, two equal fixed connection of tongue in sleeper, two tongue link to each other through the connecting rod with the goat, can change the position that is located two stock rails between the tongue through operating the goat, the in-process of adjustment, interval between the stock rail of tongue and homonymy reduces step by step, when the tip of one side tongue and the laminating of homonymy stock rail, then the tip of opposite side tongue and the separation of homonymy stock rail, realize the adjustment of switch opening direction. The switch rail comprises a rail head, a rail waist and a rail foot.

The switch rail can receive the vibrations that the train brought at the in-process that uses, causes the drunkenness of switch rail easily, arouses the train derailment even, and current conventional anti-channeling reinforcement mode punches the switch rail earlier, and rethread bolt and reinforcement steel sheet are consolidated connection to switch rail and sleeper to play the effect of preventing scurrying, nevertheless the mode of punching causes the damage to the switch rail easily, influences the overall structure intensity of switch rail, remains to improve.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a switch rail anti-channeling device, in order to solve the current problem of preventing scurrying the reinforcement mode and causing the injury easily to the switch rail.

The application provides a switch rail anti-channeling device adopts following technical scheme:

the utility model provides a device is prevented scurrying by switch blade, includes prevents scurrying the part, prevent scurrying the part and include first clamping piece, second clamping piece, prevent scurrying piece, locking piece, the locking piece is used for ordering about first clamping piece with the second clamping piece is tight towards the direction that is close to each other, prevent scurrying the piece and be used for laminating in the web of a rail and butt in railhead and rail foot, first clamping piece with prevent scurrying the piece and be provided with the restriction prevent scurrying the limit structure of piece displacement.

Through adopting above-mentioned technical scheme, when preventing scurrying the reinforcement, first clamping piece and second clamping piece have been placed respectively in the both sides of the foot of switch rail, the inboard of the web of switch rail is arranged in to the piece of preventing scurrying, prevent scurrying piece and railhead and foot butt, in the neutral of sleeper is arranged in to first clamping piece and second clamping piece simultaneously, order about first clamping piece and second clamping piece through the locking piece and press from both sides tightly towards the direction that is close to each other, and simultaneously, limit structure is the displacement that first clamping piece can restrict the piece of preventing scurrying, realize preventing scurrying tightly supporting of piece and switch rail, the restriction switch rail is at vertical displacement, the lateral displacement of the tight restriction switch rail of the clamp of first clamping piece and second clamping piece, realize the effect of preventing scurrying, and save the operation of punching, avoided causing the impairment to the switch rail, guarantee the overall structure intensity of switch rail, realize preventing scurrying the reinforcement, moreover, the steam generator is simple structure, and easy operation.

Optionally, the locking member includes a screw, a lock nut threadedly connected to the screw, and a nut washer sleeved on the screw, and the first clamping member and the second clamping member are slidably connected to the screw.

Through adopting above-mentioned technical scheme, screw up lock nut, lock nut supports tightly in the nut packing ring, and the nut packing ring supports tightly in the second clamping piece, simultaneously, makes the head of bolt support tightly in first clamping piece, realizes the tight reinforcing action of clamp of first clamping piece and second clamping piece to the rail foot of switch rail, and lock nut has the locking effect of auto-lock with the cooperation of screw rod, security when increasing the use.

Meanwhile, the first clamping piece is abutted against the anti-fleeing piece, and the anti-fleeing piece is abutted against the switch rail, so that the anti-fleeing reinforcement of the switch rail is realized.

Optionally, the first clamping piece and the second clamping piece are both provided with abdicating steps.

Through adopting above-mentioned technical scheme, the step of stepping down supplies the rail foot of switch rail to place, and the downside of rail foot and the lateral wall laminating of the step of stepping down that corresponds, the tip of rail foot and the lateral wall butt of the step of stepping down that corresponds improve first clamping piece and second clamping piece and the stability that the rail foot supports tightly.

Optionally, the receding step is provided with a groove.

Through adopting above-mentioned technical scheme, the downside of rail foot and the lateral wall laminating of the step of stepping down that corresponds, in the tip card of rail foot goes into the recess that corresponds simultaneously, the last side of rail foot and the cell wall laminating of the recess that corresponds to the displacement of restriction switch rail in vertical direction improves the effect of preventing scurrying, also further improves first clamping piece and second clamping piece and the stability that the rail foot supported tightly.

Optionally, the limiting structure includes a limiting block disposed on the anti-channeling member and a limiting groove disposed on the first clamping member, and the limiting groove is used for the limiting block to be clamped in.

Through adopting above-mentioned technical scheme, prevent scurrying the piece and laminate in one side of railweb and butt in the downside of railhead and the side of going up of rail foot, first clamping piece butt in one side that prevents scurrying the piece and deviate from the railweb, the stopper card is gone into the spacing inslot, the upside of stopper and the cell wall butt of the spacing groove that corresponds to the displacement of piece edge vertical direction is prevented scurrying in the restriction.

Optionally, the anti-channeling piece is provided with a abdicating groove.

Through adopting above-mentioned technical scheme, the rail web department of switch rail often installs the interval iron, and when preventing scurrying the reinforcement, the interval iron that the groove of stepping down supplied rail web department holds.

Optionally, the anti-channeling piece is provided with a first abutting portion, and the first abutting portion is provided with a first abutting surface.

Through adopting above-mentioned technical scheme, the first butt face improves the stability that first butt portion and switch rail supported tightly with the downside of railhead and the lateral wall laminating of web of the rail.

Optionally, the anti-channeling piece is provided with a second abutting portion, and the second abutting portion is provided with a second abutting surface.

Through adopting above-mentioned technical scheme, the second butt face improves the stability that first butt portion and switch rail supported tightly with the lateral wall laminating of the side of going up of rail foot and rail web.

Optionally, the anti-channeling member is provided with a placing step.

Through adopting above-mentioned technical scheme, place the step and supply the one end of slide plate to place.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the anti-channeling is strengthened, a first clamping piece and a second clamping piece are respectively placed on two sides of a rail foot of the switch rail, the anti-channeling piece is arranged on the inner side of a rail waist of the switch rail, the anti-channeling piece is abutted against a rail head and the rail foot, meanwhile, the first clamping piece and the second clamping piece are placed in a neutral position of a sleeper, the first clamping piece and the second clamping piece are driven to clamp towards the direction close to each other through a locking piece, meanwhile, a limiting structure is that the first clamping piece can limit the displacement of the anti-channeling piece, the anti-channeling piece is abutted against the switch rail, the displacement of the switch rail in the vertical direction is limited, the transverse displacement of the switch rail is limited by the clamping of the first clamping piece and the second clamping piece, the anti-channeling effect is realized, the punching operation is omitted, the damage to the switch rail is avoided, the integral structural strength of the switch rail is ensured, the structure is simple, and the operation is simple;

2. the lower side surfaces of the rail feet are attached to the side walls of the corresponding abdicating steps, the end parts of the rail feet are clamped into the corresponding grooves, and the upper side surfaces of the rail feet are attached to the groove walls of the corresponding grooves so as to limit the displacement of the switch rail in the vertical direction, improve the anti-fleeing effect and further improve the abutting stability of the first clamping piece and the second clamping piece with the rail feet;

3. prevent scurrying the piece and laminate in one side of rail web and butt in the downside of railhead and the side of going up of rail foot, first clamping piece butt in prevent scurrying one side that the piece deviates from the rail web, the stopper card is gone into the spacing inslot, the upside of stopper and the cell wall butt of the spacing groove that corresponds to the displacement of piece edge vertical direction is prevented scurrying in the restriction.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present application.

Description of reference numerals: 1. a channeling-preventing member; 2. a first clamping member; 21. a abdicating step; 22. a groove; 3. a second clamping member; 4. a tamper-resistant member; 41. a yielding groove; 42. a first abutting portion; 421. a first abutting surface; 43. a second abutting portion; 431. a second abutting surface; 44. placing a step; 5. a locking member; 51. a screw; 52. locking the nut; 53. a nut washer; 6. a limiting structure; 61. a limiting block; 62. a limiting groove; 7. a point rail; 71. a railhead; 72. a rail web; 73. and (4) a rail foot.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses a switch rail anti-channeling device.

Referring to fig. 1, a device is prevented scurrying by switch blade, including preventing scurrying part 1 (the quantity of preventing scurrying part 1 is selected according to actual need), prevent scurrying part 1 includes first clamping piece 2, second clamping piece 3, prevent scurrying 4, locking piece 5 is used for driving about first clamping piece 2 and second clamping piece 3 and presss from both sides tightly towards the direction that is close to each other, first clamping piece 2 and second clamping piece 3 are installed respectively in the neutral of sleeper, prevent scurrying 4 and be used for laminating at the web of a rail 72 and butt at railhead 71 and rail foot 73, first clamping piece 2 and prevent scurrying 4 and install limit structure 6 that the displacement of piece 4 is prevented in the restriction.

Referring to fig. 1, the first clamping member 2 is a tamper-proof clamping body, the second clamping member 3 is a clamping iron, the tamper-proof member 4 is a tamper-proof fishplate, the locking member 5 includes a screw 51, a lock nut 52 in threaded connection with the screw 51, and a nut washer 53 sleeved on the screw 51, the nut washer 53 is located between the lock nut 52 and the second clamping member 3, during tamper-proof reinforcement, the screw 51 passes through a sleeper below a rail foot 73 of the switch rail 7, and the first clamping member 2 and the second clamping member 3 are respectively sleeved and slid at two ends of a rod portion of the screw 51. The lock nut 52 is tightened, the lock nut 52 abuts against the side of the second clamping member 3 facing away from the point rail 7, and the head of the screw 51 abuts against the side of the first clamping member 2 facing away from the point rail 7.

Referring to fig. 1, the first clamping member 2 and the second clamping member 3 are both provided with an abdicating step 21 for placing the rail foot 73 of the switch rail 7, the side wall of the abdicating step 21 is provided with a groove 22, and the groove 22 is used for the end of the rail foot 73 to be clamped in. When the rail foot 73 is clamped, the upper side surface of the rail foot 73 is attached to the groove wall corresponding to the groove 22.

Referring to fig. 1, the first abutting portion 42 is integrally formed at one end of the tamper-proof member 4, the second abutting portion 43 is integrally formed at the other end, the first abutting portion 42 is provided with the first abutting surface 421, the second abutting portion 43 is provided with the second abutting surface 431, the first abutting surface 421 is attached to the lower surface of the rail head 71 and the side wall of the rail web 72, and the second abutting surface 431 is attached to the upper surface of the rail foot 73 and the side wall of the rail web 72.

Referring to fig. 1, the limiting structure 6 includes a limiting block 61 at one end of the integrally formed second abutting portion 43 departing from the second abutting surface 431, and a limiting groove 62 at one end of the first clamping member 2, the limiting groove 62 is provided for the limiting block 61 to be clamped in, and when the anti-channeling member 4 is installed on the switch rail 7, the upper side surface of the limiting block 61 is attached to the groove wall corresponding to the limiting groove 62.

Referring to fig. 1, the anti-migration member 4 is provided with a receding groove 41, and when the anti-migration member 4 is mounted on the tongue rail 7, an opening of the receding groove 41 faces a side wall of the rail web 72, and the receding groove 41 is used for accommodating the spacer iron at the rail web 72.

Referring to fig. 1, the anti-channeling member 4 is provided with a placing step 44, and when the first abutting member abuts against the rail foot 73, the placing step 44 is located at one end of the first abutting member, which is far away from the rail foot 73.

The implementation principle of the switch rail anti-channeling device in the embodiment of the application is as follows:

when the anti-channeling is strengthened, the first clamping piece 2 and the second clamping piece 3 are respectively placed on two sides of a rail foot 73 of the point rail 7, the anti-channeling piece 4 is arranged on the inner side of a rail waist 72 of the point rail 7, the anti-channeling piece 4 is abutted to a rail head 71 and a rail foot 73, meanwhile, the first clamping piece 2 and the second clamping piece 3 are arranged in a neutral position of a sleeper, the locking nut 52 is tightly locked, the locking nut 52 is abutted to the second clamping piece 3, meanwhile, the head of the bolt is abutted to the first clamping piece 2, the clamping strengthening effect of the first clamping piece 2 and the second clamping piece 3 on the rail foot 73 of the point rail 7 is realized, the locking nut 52 and the screw 51 are matched to have the self-locking and anti-loosing effect, the safety in use is improved, meanwhile, the limiting block 61 is clamped into the limiting groove 62, the upper side of the limiting block 61 is abutted to the groove wall of the corresponding limiting and limiting piece 4 along the displacement in the vertical direction, the abutting of the anti-channeling piece 4 and the point rail 7 is realized, the displacement of the point rail 7 is limited in the vertical direction, the transverse clamping effect of the point rail 7 is avoided, and the simple structure for avoiding the drilling operation of the point rail 7, and avoiding the damage of the point rail.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A switch rail anti-channeling device is characterized in that: including preventing scurrying part (1), prevent scurrying part (1) including first clamping piece (2), second clamping piece (3), prevent scurrying piece (4), locking piece (5) are used for driving first clamping piece (2) with second clamping piece (3) are pressed from both sides towards the direction that is close to each other, prevent scurrying piece (4) and be used for laminating in rail web (72) and butt in railhead (71) and rail foot (73), first clamping piece (2) with prevent scurrying piece (4) and be provided with the restriction prevent scurrying limit structure (6) of piece (4) displacement.

2. The point rail tamper-resistant device according to claim 1, wherein: the locking piece (5) comprises a screw rod (51), a locking nut (52) in threaded connection with the screw rod (51) and a nut washer (53) sleeved on the screw rod (51), and the first clamping piece (2) and the second clamping piece (3) are connected to the screw rod (51) in a sliding mode.

3. The point rail tamper-resistant device according to claim 1, wherein: the first clamping piece (2) and the second clamping piece (3) are both provided with abdicating steps (21).

4. The point rail tamper-resistant device according to claim 3, wherein: the abdicating step (21) is provided with a groove (22).

5. The point rail tamper-resistant device according to claim 1, wherein: limiting structure (6) including set up in prevent scurrying stopper (61) of piece (4), set up in spacing groove (62) of first clamping piece (2), spacing groove (62) confession stopper (61) card is gone into.

6. The point rail tamper-resistant device according to claim 1, wherein: the anti-channeling piece (4) is provided with a yielding groove (41).

7. The point rail tamper-resistant device according to claim 1, wherein: the anti-channeling piece (4) is provided with a first abutting portion (42), and the first abutting portion (42) is provided with a first abutting surface (421).

8. The point rail tamper-resistant device according to claim 1, wherein: the anti-channeling piece (4) is provided with a second abutting portion (43), and the second abutting portion (43) is provided with a second abutting surface (431).

9. The point rail tamper-resistant device according to claim 1, wherein: the anti-channeling piece (4) is provided with a placing step (44).