CN218466216U

CN218466216U - Hole-free clamp for rail transit

Info

Publication number: CN218466216U
Application number: CN202222259851.0U
Authority: CN
Inventors: 郭鹏飞; 郭鹏宇
Original assignee: Anyang Shanqiao Public Works Equipment Co ltd
Current assignee: Anyang Shanqiao Public Works Equipment Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-10
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a aporate clamp for rail transit, which comprises a steel rail and clamping pieces, wherein the splicing part of the steel rail is provided with a welding seam, and the bottom of the steel rail is provided with two clamping pieces corresponding to the welding seam; the utility model discloses in, set up two holders that have first grip block and second grip block through the welding seam both sides at the rail, and the piece that supports that two holders set up in the face opposite directions contacts with the interior concave surface of rail, through alternating the bolt in the screw that sets up in two grip block bottoms, the nut that cooperation bolt one end set up, realize that two grips tighten up, make the first grip block and the second grip block of two grips all contact with the rail through supporting the piece, and laminate through the interior concave surface with two compensating plates and rail both sides mutually, make the piece that supports of two grips stretch into the spread groove of compensating plate in tightening up the in-process, make two grip blocks and compensating plate constitute sclausura anchor clamps, compare in traditional local contact sclausura anchor clamps, can increase the contact surface of sclausura anchor clamps and rail.

Description

Hole-free clamp for rail transit

Technical Field

The utility model relates to a track traffic technical field especially relates to aporate anchor clamps for track traffic.

Background

The rail is one of the main components in rail transportation, and is mainly used for supporting trains and guiding the trains to advance according to a certain route, and because the running speed of the trains in the rail is high, the rail must provide a continuous, stable and low-resistance rolling plane for the supporting wheels of the trains.

Because the regional span of train when the transportation is great, the distance during transportation is longer, so the track can not be that the integral type is made when producing, all be formed by the rail concatenation of the same specification, thereby make the track can have many welds in the in-process of laying, and because the track exposes in the complicated outdoor of environment for a long time, the load pressure that the track bore simultaneously is great, can lead to the surface of rail or weld to appear damage or the crack of different degrees, in the condition of too late change rail, just need carry out the emergency treatment of fixed clamp to the track of damage or crack department, in order to prevent that the track of damage or crack department makes its emergence deformation because of the too big pressure that bears, and then lead to the train to take place the major incident of derailing.

The existing non-porous clamp (steel rail first-aid device) for rail transit is usually clamped by the way that the clamping part of the non-porous clamp is abutted against the concave surfaces on two sides of a steel rail, and because the contact surface of the non-porous clamp and the steel rail is limited, when the pressure born by the steel rail is overlarge, the traditional non-porous clamp cannot keep the clamping effect with the steel rail, and serious accidents of derailment of a train can be seriously caused.

Therefore, the non-porous clamp for rail transit has the advantage of stable clamping, and further solves the problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a non-porous clamp for rail transit.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the aporate anchor clamps for track traffic, including rail and holder, the concatenation department of rail is provided with the welding seam, and the rail bottom corresponds the welding seam and sets up two holders, two the equal an organic whole in upper portion of holder is provided with first grip block and second grip block, and the equal an organic whole in surface of first grip block and second grip block is provided with to the piece, two the inboard lower part interlude of holder is provided with the bolt, and one end threaded connection of bolt has the nut, the interior concave surface laminating of rail has the compensating plate, and the surface of compensating plate has seted up the spread groove, the piece that supports of first grip block and second grip block all extends to the spread groove inboard, the surface of first grip block is seted up flutedly, and alternates in the recess and be provided with the round pin axle, the laminating of first grip block side has the moving part, and the upper portion surface of moving part interlude is connected through lug and round pin axle, the lower part skin weld of moving part has the protecting crust, and the tip of protecting crust and bolt covers mutually.

As a further description of the above technical solution: the bottom of the moving part is provided with a U-shaped groove corresponding to the bolt, and the surface of the convex block of the moving part is provided with a through hole corresponding to the pin shaft.

As a further description of the above technical solution: the inboard lower part of two holders has all seted up the screw corresponding to the bolt, the one end that the nut was kept away from to the bolt extends to the screw inboard.

As a further description of the above technical solution: the compensating plates are attached to the inner concave surfaces of the two sides of the steel rail and are of cuboid structures.

As a further description of the above technical solution: the first clamping blocks and the second clamping blocks of the two clamping pieces are arranged in a staggered mode.

As a further description of the above technical solution: the cross-section of the protective shell is of an L-shaped structure, and the protective shell is connected with one end, provided with a nut, of the bolt in a covering mode.

The utility model discloses following beneficial effect has:

the utility model discloses in, through setting up two holders that have first grip block and second grip block in the welding seam both sides of rail, and the piece of support that two holders set up in the face of facing contacts with the concave surface in the rail, through alternating the bolt in the screw hole that sets up in two holders bottoms, the nut that cooperation bolt one end set up, realize that two holders tighten up, make the first grip block and the second grip block of two holders all contact with the rail through supporting the piece, and through laminating two compensating plates with the concave surface of rail both sides mutually, make the piece of support of two holders stretch into the spread groove of compensating plate in tightening up the process, make two holders and compensating plate constitute sclausura anchor clamps, compare in traditional local contact sclausura anchor clamps, can increase the contact surface of sclausura anchor clamps and rail, effectively promote the centre gripping effect;

the utility model discloses in, it is provided with the round pin axle to alternate in the recess through at first centre gripping frame, and round pin axle and moving part on welded lug alternate and be connected, when the construction bolt, through drawing the moving part, make the lug of moving part and round pin axle take place to rotate for the basic point, L type protective housing cover on the moving part connects the one end that the bolt has the nut, some U type grooves are seted up on moving part lower part surface and are stepped down for the bolt, the one end embedding that the nut was kept away from to the cooperation bolt is in the screw, can hide the bolt of installation between two holders, reduce the erosion of external environment to the bolt, be favorable to tearing open of later stage sclausura anchor clamps and trade.

Drawings

Fig. 1 is a schematic structural view of a non-porous clamp for rail transit according to the present invention;

fig. 2 is a cross-sectional view of the non-porous clamp for rail transit of the present invention;

fig. 3 is a schematic structural view of the movable member of the non-porous clamp for rail transit of the present invention.

Illustration of the drawings:

1. a steel rail; 2. welding; 3. a clamping member; 4. a first clamping block; 5. a movable member; 6. a groove; 7. a bump; 8. a protective shell; 9. a pin shaft; 10. a second clamping block; 11. a bolt; 12. a screw hole; 13. a resisting block; 14. a compensation plate; 15. and connecting the grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

According to the utility model discloses an embodiment provides sclausura anchor clamps for track traffic.

Referring to the drawings and the detailed description, the present invention will be further described, as shown in fig. 1-3, a non-porous clamp for rail transit according to an embodiment of the present invention includes a rail 1 and two clamping members 3, a welding seam 2 is provided at the joint of the rail 1, two clamping members 3 are provided at the bottom of the rail 1 corresponding to the welding seam 2, a first clamping block 4 and a second clamping block 10 are integrally provided at the upper portions of the two clamping members 3, a support block 13 is integrally provided at the surface of the first clamping block 4 and the second clamping block 10, a bolt 11 is inserted into the lower portion of the inner side of the two clamping members 3, a nut is screwed into one end of the bolt 11, a compensation plate 14 is attached to the inner concave surface of the rail 1, a connection groove 15 is provided on the surface of the compensation plate 14, the support block 13 of the first clamping block 4 and the second clamping block 10 extends to the inner side of the connection groove 15, a groove 6 is provided on the surface of the first clamping block 4, a pin shaft 9 is inserted and arranged in the groove 6, a moving part 5 is attached to the side surface of the first clamping block 4, the upper surface of the moving part 5 is inserted and connected with the pin shaft 9 through a convex block 7, a protective shell 8 is welded on the lower surface of the moving part 5, the protective shell 8 is in covering connection with the end part of a bolt 11, two clamping pieces 3 with a first clamping block 4 and a second clamping block 10 are arranged at two sides of a welding seam 2 of the steel rail 1, abutting blocks 13 arranged at the opposite surfaces of the two clamping pieces 3 are in contact with the inner concave surface of the steel rail 1, the bolt 11 is inserted and arranged in screw holes 12 formed at the bottoms of the two clamping pieces 3, a nut arranged at one end of the bolt 11 is matched to realize that the two clamping pieces 3 are tightened, so that the first clamping block 4 and the second clamping block 10 of the two clamping pieces 3 are in contact with the steel rail 1 through the abutting blocks 13, in the process, two compensating plates 14 are attached to the inner concave surfaces at two sides of the steel rail 1, the supporting blocks 13 of the two clamping pieces 3 are enabled to extend into the connecting grooves 15 of the compensating plates 14 in the tightening process, so that the two clamping pieces 3 and the compensating plates 14 form a non-porous clamp, compared with a traditional local contact type non-porous clamp, the contact surface between the non-porous clamp and the steel rail 1 can be increased, and the clamping effect is effectively improved;

in one embodiment, the bottom of the movable member 5 has a U-shaped groove corresponding to the bolt 11, and the surface of the protrusion 7 of the movable member 5 has a through hole corresponding to the pin shaft 9, the bolt 11 can be moved by the U-shaped groove, the through hole through the protrusion 7 can be inserted and connected with the pin shaft 9, the pin shaft 9 is inserted and connected with the protrusion 7 welded on the movable member 5 by the pin shaft 9, when the bolt 11 is installed, the protrusion 7 of the movable member 5 and the pin shaft 9 are rotated as a base point by pulling the movable member 5, the L-shaped protective shell 8 on the movable member 5 covers the end of the movable member 11 with the nut, the U-shaped groove formed on the surface of the lower portion of the movable member 5 moves for the bolt 11, one end of the bolt 11 far from the nut is embedded in the screw hole 12 in cooperation with the bolt 11 installed between the two clamping members 3, erosion of the bolt 11 by the external environment is reduced, which is beneficial to the removal and replacement of the holeless clamp in the later period.

In one embodiment, the inner lower portions of the two clamping members 3 are respectively provided with a screw hole 12 corresponding to the bolt 11, one end of the bolt 11 away from the nut extends to the inner side of the screw hole 12, and the screw hole 12 is favorable for the embedded installation of the bolt 11, thereby reducing the erosion of the external environment.

In one embodiment, all laminate compensation plate 14 on the interior concave surface of rail 1 both sides, and compensation plate 14 is the cuboid structure, can increase the contact surface of device and rail 1 through compensation plate 14, the steadiness of guarantee centre gripping.

In one embodiment, the first clamping blocks 4 and the second clamping blocks 10 of the two clamping members 3 are arranged in a staggered manner, i.e. the first clamping blocks 4 and the second clamping blocks 10 of the two clamping members 3 are arranged in opposite positions, so that the bolts 11 between the two clamping members 3 are arranged in opposite directions, which is beneficial to maintaining the clamping effect of the holeless clamp.

In one embodiment, the cross section of the protective shell 8 is an L-shaped structure, and the protective shell 8 covers the end of the bolt 11 with the nut, so as to reduce the corrosion of the external environment to the bolt 11.

The working principle is as follows:

when in use, two clamping pieces 3 with a first clamping block 4 and a second clamping block 10 are arranged at two sides of a welding seam 2 of a steel rail 1, abutting blocks 13 arranged at the opposite surfaces of the two clamping pieces 3 are contacted with the inner concave surface of the steel rail 1, a bolt 11 is inserted into a screw hole 12 arranged at the bottom of the two clamping pieces 3 and is matched with a nut arranged at one end of the bolt 11 to tighten the two clamping pieces 3, so that the first clamping block 4 and the second clamping block 10 of the two clamping pieces 3 are contacted with the steel rail 1 through the abutting blocks 13, in the process, the abutting blocks 13 of the two clamping pieces 3 are enabled to extend into a connecting groove 15 of the compensating plate 14 in the tightening process by abutting the two compensating plates 14 with the inner concave surfaces at two sides of the steel rail 1, so that the two clamping pieces 3 and the compensating plates 14 form a non-hole clamp, compare in traditional local contact sclausura anchor clamps, can increase sclausura anchor clamps and rail 1's contact surface, effectively promote the centre gripping effect, simultaneously, be provided with round pin axle 9 through alternating in recess 6 at first centre gripping frame, and round pin axle 9 alternates with welded lug 7 on the moving part 5 and be connected, when construction bolt 11, through drawing moving part 5, make moving part 5's lug 7 and round pin axle 9 take place to rotate for the basic point, 8 cover joints of L type protecting crust on the moving part 5 have the one end of nut at bolt 11, U type groove that moving part 5 lower part surface was seted up lets for bolt 11, the one end embedding that the nut was kept away from to cooperation bolt 11 is in screw 12, can hide bolt 11 of installation between two holders 3, reduce the erosion of external environment to bolt 11, be favorable to tearing open and trade of later stage sclausura anchor clamps.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Nonporous anchor clamps are used in track traffic, including rail (1) and holder (3), its characterized in that: the welding seam (2) is arranged at the splicing position of the steel rail (1), two clamping pieces (3) are arranged at the bottom of the steel rail (1) corresponding to the welding seam (2), a first clamping block (4) and a second clamping block (10) are integrally arranged at the upper parts of the two clamping pieces (3), the surfaces of the first clamping block (4) and the second clamping block (10) are both provided with a resisting block (13) integrally, the lower parts of the inner sides of the two clamping pieces (3) are provided with bolts (11) in an inserting way, and one end of the bolt (11) is in threaded connection with a nut, the inner concave surface of the steel rail (1) is attached with a compensating plate (14), and the surface of the compensation plate (14) is provided with a connecting groove (15), the abutting blocks (13) of the first clamping block (4) and the second clamping block (10) both extend to the inner side of the connecting groove (15), the surface of the first clamping block (4) is provided with a groove (6), a pin shaft (9) is inserted in the groove (6), a moving part (5) is attached to the side surface of the first clamping block (4), the upper surface of the movable piece (5) is connected with the pin shaft (9) in an inserting way through a convex block (7), a protective shell (8) is welded on the surface of the lower part of the movable piece (5), and the protective shell (8) is connected with the end part of the bolt (11) in a covering way.

2. The rail transit nonporous clamp of claim 1, wherein: the bottom of the moving part (5) is provided with a U-shaped groove corresponding to the bolt (11), and the surface of the convex block (7) of the moving part (5) is provided with a through hole corresponding to the pin shaft (9).

3. The rail transit nonporous clamp of claim 1, wherein: two screw holes (12) have all been seted up corresponding bolt (11) to the inboard lower part of holder (3), bolt (11) are kept away from the one end of nut and are extended to screw hole (12) inboard.

4. The rail transit nonporous clamp of claim 1, wherein: the steel rail is characterized in that the inner concave surfaces of two sides of the steel rail (1) are respectively attached with a compensating plate (14), and the compensating plates (14) are of cuboid structures.

5. The rail transit nonporous clamp of claim 1, wherein: the first clamping blocks (4) and the second clamping blocks (10) of the two clamping pieces (3) are arranged in a staggered mode.

6. The rail transit nonporous clamp of claim 1, wherein: the cross section of the protective shell (8) is of an L-shaped structure, and the protective shell (8) is connected with one end, provided with a nut, of the bolt (11) in a covering mode.