CN220619628U

CN220619628U - Adhesive joint splint for low-temperature severe cold region

Info

Publication number: CN220619628U
Application number: CN202322163522.0U
Authority: CN
Inventors: 申晨光; 宋凯; 杨录兵; 段军海
Original assignee: Linzhou Changda Railway Materials Co ltd
Current assignee: Linzhou Changda Railway Materials Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-03-19
Anticipated expiration: 2033-08-11

Abstract

The utility model discloses a glue joint splint for a low-temperature severe cold region, which comprises a glue joint splint body and a steel rail body, wherein the glue joint splint body is symmetrically clamped and embedded on the inner walls of the two sides of the steel rail body, a plurality of first grooves are symmetrically formed in the top surface and the bottom surface of the glue joint splint body, a plurality of first adjusting springs are uniformly arranged in the first grooves, the movable ends of the first adjusting springs are connected and provided with first antiskid plates, one side of each first antiskid plate is fixedly provided with second antiskid teeth, and the second antiskid teeth are abutted against the top surface and the bottom surface of the inner wall of the steel rail body. The beneficial effects are that: the utility model is provided with the first antiskid plate, the second antiskid plate, the first damping shock absorber and the second damping shock absorber, when the low-temperature shrinkage phenomenon occurs to the glued joint splint body, the friction force between the glued joint splint body and the steel rail body is ensured by the first antiskid plate and the second antiskid plate, the relative sliding between the two is prevented, and the use stability of the glued joint splint body is improved.

Description

Adhesive joint splint for low-temperature severe cold region

Technical Field

The utility model relates to the technical field of traffic tracks, in particular to a cementing clamping plate for a low-temperature severe cold region.

Background

The steel-aluminum composite rail is mainly applied to urban rail transit, is paved by strip-shaped steel materials and is used for running trains, trolleys and the like, when the steel-aluminum composite rail is installed and used, in order to ensure that the rails are in linear arrangement, a glue joint clamping plate is fixedly installed at the joint of the two rails, and because the steel-aluminum composite rail is required to be paved in areas with different climatic environments, the temperature change difference is large, the use function and the use stability of the steel-aluminum composite rail are ensured, and the common glue joint clamping plate is required to be improved.

The prior art discloses the publication number: CN211665445U is a glued joint splint for steel-aluminum composite rail, including rail body and glued joint splint body, glued joint splint body is installed in the outside of rail body, and installs locking screw on the glued joint splint body, glued joint splint body's inboard is connected with first anti-skidding tooth, and glue joint splint body on the welding have left strengthening rib, glue joint splint body's the side welding of controlling installs the fixed block, the outside inboard of fixed block is provided with the movable bottom plate, and the inboard fixed mounting of movable bottom plate has the second anti-skidding tooth, the outside fixed mounting of movable bottom plate has the side lever, and the movable rod is installed to the inboard of side lever. The adhesive bonding clamp plate for the steel-aluminum composite rail can avoid the phenomenon of fracture after long-time use, improve the strength of the adhesive bonding clamp plate, increase the contact friction force between the adhesive bonding clamp plate and a steel rail, and reduce the possibility of relative sliding between the adhesive bonding clamp plate and the steel rail.

When the utility model is used in a low-temperature severe cold region, a certain cold shrinkage limit is generated due to the influence of low temperature on the adhesive joint clamp plate body, so that the contact tightness degree between the first anti-slip tooth fixedly arranged on one side of the adhesive joint clamp plate body and the side wall of the steel rail body is not high, the relative friction force between the first anti-slip tooth and the side wall of the steel rail body is small, the phenomenon that the adhesive joint clamp plate and the steel rail slide relatively easily occurs, and the use function and the use stability of the adhesive joint clamp plate are influenced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the adhesive joint splint for the low-temperature severe cold region, which has the advantages that when the adhesive joint splint body has the low-temperature shrinkage phenomenon, the friction force between the adhesive joint splint body and the steel rail body is ensured by utilizing the first antiskid plate and the second antiskid plate, the relative sliding between the two is prevented, the use stability of the adhesive joint splint body is improved, and the problems in the prior art are further solved.

(II) technical scheme

In order to realize the advantages that when the low-temperature shrinkage phenomenon occurs in the glued joint splint body, the friction force between the glued joint splint body and the steel rail body is ensured by the first antiskid plate and the second antiskid plate, the relative sliding between the two is prevented, and the use stability of the glued joint splint body is improved, the concrete technical scheme adopted by the utility model is as follows: a glue joint splint for low temperature severe cold district, including glue joint splint body and rail body, glue joint splint body is installed to rail body both sides inner wall symmetry inlay card, glue joint splint body top surface and bottom surface symmetry have seted up a plurality of first recess, and evenly install a plurality of first adjusting spring in the first recess to first adjusting spring expansion end connection installs first antiskid ribbed tile, first antiskid ribbed tile one side fixed mounting has second antiskid tooth, and second antiskid tooth and rail body inner wall top surface and bottom surface looks butt, two symmetrical fixed mounting has first direction sliding sleeve in the first recess, and the symmetry has cup jointed upper support rod and lower bracing piece in the first direction sliding sleeve, upper support rod and lower bracing piece one end all correspond fixedly connected with first antiskid ribbed tile lateral wall central authorities, upper support rod bottom welding has the upper sleeve, lower bracing piece top welding has the lower sleeve, and the lower sleeve is pegged graft in the middle of the upper sleeve inner chamber, upper sleeve and lower sleeve inner chamber connection install first damping bumper shock absorber.

Further, the extension board has been welded at bonding splint body both ends symmetry, and the extension board is close to rail body inside wall one side and has seted up the second recess, evenly install a plurality of second adjusting spring in the second recess, and second adjusting spring expansion end connection installs the second antiskid ribbed tile to second antiskid ribbed tile one side fixed mounting has the third anti-skidding tooth, second recess bottom surface central authorities fixed mounting has the second direction sliding sleeve, and has cup jointed the connecting plate in the second direction sliding sleeve to connecting rod one end fixed connection second antiskid ribbed tile one side central authorities, connecting rod other end fixedly connected with connecting plate, be connected with between connecting plate and the extension board and install the second damping bumper shock absorber.

Further, the two glued joint splint bodies are fixedly provided with first anti-slip teeth on one side close to the inner side wall of the steel rail body.

Further, two glue joint splint bodies are connected with the steel rail body correspondingly and are provided with a plurality of locking screw rods, and movable screw caps are screwed at two ends of the locking screw rods.

Furthermore, a plurality of X-shaped reinforcing ribs are welded in the inner side wall of the glued joint splint body.

Further, the cross section of the glued joint splint body is concave.

Further, the central axes of the upper support rod, the lower support rod, the upper sleeve and the lower sleeve are in the same straight line.

(III) beneficial effects

Compared with the prior art, the utility model provides the cementing clamping plate for the low-temperature severe cold region, which has the following beneficial effects:

(1) The utility model is provided with the first antiskid plate and the second antiskid plate, when the two glued joint splint bodies are symmetrically and fixedly arranged on two sides of the steel rail body by using the locking screw and the movable screw cap, the side wall of one side of the glued joint splint body is fixedly provided with the first antiskid teeth which are abutted against the side wall of the inner side of the steel rail body, so that the connection stability between the glued joint splint body and the steel rail body can be effectively improved, when the temperature of a region where the steel rail body is paved is greatly reduced, and a certain low-temperature shrinkage phenomenon occurs to the glued joint splint body, the top surface and the bottom surface of the glued joint splint body are symmetrically provided with the first grooves, a plurality of first adjusting springs are uniformly arranged in the first grooves, and the movable ends of the first adjusting springs are connected with the first antiskid plate, meanwhile, the second anti-skid teeth are fixedly arranged on one side of the first anti-skid plate, the first anti-skid plate can be pushed to be abutted against the top surface and the bottom surface of the inner wall of the steel rail body under the action of the elasticity of the first adjusting spring, so that the friction force between the adhesive bonding clamp plate body and the steel rail body is continuously enhanced by the aid of the second anti-skid teeth, on the other hand, the two sides of the adhesive bonding clamp plate body are symmetrically welded with the extension plates, the second grooves are formed in one side, close to the inner wall of the steel rail body, of the extension plates, a plurality of second adjusting springs are uniformly arranged in the second grooves, the movable ends of the second adjusting springs are connected with the second anti-skid plate, meanwhile, the second anti-skid plate can be pushed to be abutted against the inner wall of the steel rail body under the action of the elasticity of the second adjusting spring, so that the friction force between the adhesive bonding clamp plate body and the steel rail body is continuously enhanced by the aid of the third anti-skid teeth, the relative sliding between the glued joint splint body and the steel rail body can be effectively prevented, and the use stability of the glued joint splint in the low-temperature severe cold region is improved.

(2) The utility model is provided with the first damping shock absorber and the second damping shock absorber, as described above, the top surface and the bottom surface of the cementing splint body are symmetrically provided with the first grooves, the centers of the bottom surfaces of the first grooves are fixedly provided with the first guide sliding sleeves, the upper supporting rods and the lower supporting rods are respectively sleeved in the two first guide sliding sleeves, the bottom ends of the arranged lower supporting rods are fixedly provided with the upper sleeves, the top ends of the arranged lower supporting rods are fixedly provided with the lower sleeves, the lower sleeves are inserted into the upper sleeves, the first damping shock absorber is arranged between the upper sleeves and the inner cavities of the lower sleeves, the damping supporting effect of the first damping shock absorber is utilized, the supporting and abutting effect of the first anti-skid plate can be improved, the shock impact on the cementing splint body in the vertical direction can be greatly reduced when a train passes through, and therefore the phenomenon that the cementing splint body is broken due to strong impact in the severe cold condition is effectively prevented, on the other hand, the second guide sliding sleeve is fixedly arranged in the center of the second groove, the second guide sliding sleeve is sleeved with the connecting rods, one ends of the connecting rods are fixedly connected with the connecting plates, the second damping shock absorber is arranged between the connecting plates and the extending plates, and the second damping shock absorber is connected between the connecting plates, and the second damping shock absorber is arranged, when the train passes through the supporting and the supporting effect of the first damping shock absorber, and the damping shock absorber is only can be used for the shock absorber and has a shock absorbing and impact effect which can be well and has a shock absorbing and impact effect that and has a shock absorbing effect that and has a shock effect that and has a high impact.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a bonding splint for low-temperature severe cold regions according to an embodiment of the present utility model;

FIG. 2 is a side view of a glue splint for low temperature severe cold areas according to an embodiment of the present utility model;

FIG. 3 is a side cross-sectional view of an extension panel for a glued splint for low-temperature severe cold regions according to an embodiment of the present utility model;

FIG. 4 is an enlarged view at A of FIG. 1 according to an embodiment of the present utility model;

FIG. 5 is an enlarged view at B of FIG. 1 according to an embodiment of the present utility model;

FIG. 6 is a perspective view of a first cleat for use with a low temperature severe cold zone in accordance with an embodiment of the present utility model.

In the figure:

1. a rail body; 2. a glued joint splint body; 3. a first cleat; 4. a first anti-slip tooth; 5. locking the screw rod; 6. a lower support rod; 7. an upper support rod; 8. a movable screw cap; 9. a second anti-slip tooth; 10. an upper sleeve; 11. a lower sleeve; 12. x-shaped reinforcing ribs; 13. an extension plate; 14. a connecting plate; 15. a second groove; 16. a second cleat; 17. a third anti-slip tooth; 18. a second adjusting spring; 19. the second guiding sliding sleeve; 20. a connecting rod; 21. a second damping vibration absorber; 22. a first groove; 23. a first adjusting spring; 24. the first guiding sliding sleeve; 25. a first damping shock absorber.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided a bonding splint for use in a low-temperature severe cold region.

The utility model will be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-6, the adhesive bonding splint for low-temperature severe cold areas according to the embodiment of the utility model comprises an adhesive bonding splint body 2 and a steel rail body 1, wherein the adhesive bonding splint body 2 is symmetrically and fixedly arranged on the inner walls of the two sides of the steel rail body 1, a plurality of first grooves 22 are symmetrically arranged on the top surface and the bottom surface of the adhesive bonding splint body 2, a plurality of first adjusting springs 23 are uniformly arranged in the first grooves 22, the movable ends of the first adjusting springs 23 are connected and provided with first anti-skid plates 3, one side of each first anti-skid plate 3 is fixedly provided with second anti-skid teeth 9, the second anti-skid teeth 9 are abutted against the top surface and the bottom surface of the inner wall of the steel rail body 1, a first guiding sliding sleeve 24 is symmetrically and fixedly arranged in the two first grooves 22, an upper supporting rod 7 and a lower supporting rod 6 are symmetrically sleeved in the first guiding sliding sleeve 24, one ends of the upper supporting rod 7 and the lower supporting rod 6 are fixedly connected with the center of the side wall of the first antiskid plate 3 correspondingly, the bottom end of the upper supporting rod 7 is welded with an upper sleeve 10, the top end of the lower supporting rod 6 is welded with a lower sleeve 11, the lower sleeve 11 is inserted into the inner cavity of the upper sleeve 10, the inner cavity of the upper sleeve 10 and the inner cavity of the lower sleeve 11 are connected and provided with a first damping shock absorber 25, when a certain low-temperature shrinkage phenomenon occurs on the adhesive joint plate body 2, the friction force between the adhesive joint plate body 2 and the steel rail body 1 can be enhanced, the relative sliding between the adhesive joint plate body 2 and the steel rail body 1 can be effectively prevented, the use stability of the adhesive joint plate used in low-temperature severe cold areas is improved, and the shock impact on the vertical direction of the adhesive joint plate body 2 can be greatly reduced when a train passes through, thereby effectively preventing the glued joint splint body 2 from being broken due to strong impact in low-temperature severe cold.

In one embodiment, extension plates 13 are symmetrically welded at two ends of the glued joint splint body 2, a second groove 15 is formed in one side, close to the inner side wall of the steel rail body 1, of the extension plates 13, a plurality of second adjusting springs 18 are uniformly arranged in the second groove 15, the movable ends of the second adjusting springs 18 are connected with and provided with second anti-slip plates 16, one side of each second anti-slip plate 16 is fixedly provided with third anti-slip teeth 17, the center of the bottom surface of each second groove 15 is fixedly provided with a second guide sliding sleeve 19, a connecting plate 14 is sleeved in each second guide sliding sleeve 19, one end of each connecting rod 20 is fixedly connected with the center of one side of each second anti-slip plate 16, the other end of each connecting rod 20 is fixedly connected with a connecting plate 14, and a second damping shock absorber 21 is arranged between each connecting plate 14 and each extension plate 13, so that when a certain low-temperature shrinkage phenomenon occurs in the glued joint splint body 2, friction force between the glued joint splint body 2 and the steel rail body 1 can be enhanced, relative sliding between the glued joint splint body 2 and the steel rail body 1 can be effectively prevented, and the use stability of the glued joint splint in a low-temperature severe cold region can be improved.

In one embodiment, the two glued joint splint bodies 2 are fixedly arranged on one side close to the inner side wall of the steel rail body 1 and provided with the first anti-slip teeth 4, so that the connection stability between the glued joint splint bodies 2 and the steel rail body 1 can be effectively improved.

In one embodiment, two glued joint splint bodies 2 are correspondingly connected with the steel rail body 1 and are provided with a plurality of locking screw rods 5, and movable nuts 8 are screwed at two ends of the locking screw rods 5, so that the effect of fixedly connecting and installing the two glued joint splint bodies 2 with the steel rail body 1 is strengthened.

In one embodiment, a plurality of X-shaped reinforcing ribs 12 are welded in the inner side wall of the glued joint splint body 2, so that the function of improving the structural strength of the glued joint splint body 2 is achieved.

In one embodiment, the cross-sectional shape of the glued splint body 2 is concave.

In one embodiment, the central axes of the upper support rod 7, the lower support rod 6, the upper sleeve 10 and the lower sleeve 11 are on the same straight line.

Working principle: the utility model is provided with a first antiskid plate 3 and a second antiskid plate 16, when in installation, two glued joint splint bodies 2 are symmetrically clamped and installed at two sides of a steel rail body 1, the glued joint splint bodies 2 and the steel rail body 1 are installed and fixed by using a locking screw 5 and a movable screw cap 8, a first antiskid tooth 4 is fixedly installed on one side wall of the arranged glued joint splint body 2, and the first antiskid tooth 4 is abutted against the inner side wall of the steel rail body 1, so that the connection stability between the glued joint splint bodies 2 and the steel rail body 1 can be effectively improved, when the temperature of a paved area of the steel rail body 1 is greatly reduced to cause certain low-temperature shrinkage phenomenon of the glued joint splint bodies 2, a first groove 22 is symmetrically formed on the top surface and the bottom surface of the glued joint splint bodies 2, a plurality of first adjusting springs 23 are uniformly installed in the first groove 22, and the movable ends of the first adjusting springs 23 are connected with the first antiskid plate 3, meanwhile, one side of the first antiskid plate 3 is fixedly provided with the second antiskid teeth 9, under the action of the elasticity of the first regulating spring 23, the first antiskid plate 3 can be pushed to be abutted against the top surface and the bottom surface of the inner wall of the steel rail body 1, so that the friction force between the adhesive bonding splint body 2 and the steel rail body 1 is continuously enhanced by the second antiskid teeth 9, on the other hand, the two sides of the adhesive bonding splint body 2 are symmetrically welded with the extension plates 13, the side, close to the inner wall of the steel rail body 1, of the extension plates 13 is provided with the second grooves 15, a plurality of second regulating springs 18 are uniformly arranged in the second grooves 15, the movable ends of the second regulating springs 18 are connected with the second antiskid plates 16, and meanwhile, one side of the second antiskid plates 16 is fixedly provided with the third antiskid teeth 17, under the action of the elasticity of the second regulating springs 18, the second antiskid plates 16 can be pushed to be abutted against the inner side walls of the steel rail body 1, the utility model further provides a first damping shock absorber 25 and a second damping shock absorber 21, as mentioned above, the top surface and the bottom surface of the glued joint body 2 are symmetrically provided with a first groove 22, the center of the bottom surface of the first groove 22 is fixedly provided with a first guiding sliding sleeve 24, the two first guiding sliding sleeves 24 are respectively sheathed with an upper supporting rod 7 and a lower supporting rod 6, the bottom ends of the lower supporting rods 6 are fixedly provided with an upper sleeve 10, the top ends of the lower supporting rods 6 are fixedly provided with a lower sleeve 11, the lower sleeve 11 is spliced in the upper sleeve 10, and the first damping shock absorber 25 is arranged between the inner cavities of the upper sleeve 10 and the lower sleeve 11, the supporting and tightly supporting effect on the first antiskid plate 3 can be improved by utilizing the shock absorption supporting effect of the first damping shock absorber 25, and the shock impact on the vertical direction of the glued joint splint body 2 can be greatly reduced when a train passes, so that the phenomenon that the glued joint splint body 2 is broken due to strong impact in low-temperature severe cold is effectively prevented, on the other hand, the second guiding sliding sleeve 19 is fixedly arranged in the center of the second groove 15, the connecting rod 20 is sleeved in the second guiding sliding sleeve 19, one end of the connecting rod 20 is fixedly connected with the connecting plate 14, the second damping shock absorber 21 is arranged between the connecting plate 14 and the extension plate 13 in a connecting way, when the train passes through the steel rail body 1, the supporting and tightly supporting effect on the second antiskid plate 16 can be improved by utilizing the shock absorption supporting effect of the first damping shock absorber 25, and can reduce the vibration to the horizontal vibration impact of gluing the splint body 2, be favorable to improving the life who is used for the glueing splint in the severe cold district of low temperature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a glue joint splint for low temperature severe cold district, includes glue joint splint body (2) and rail body (1), its characterized in that, glue joint splint body (2) are installed to rail body (1) both sides inner wall symmetry inlay card, glue joint splint body (2) top surface and bottom surface symmetry have seted up a plurality of first recess (22), and evenly install a plurality of first adjusting spring (23) in first recess (22), and first adjusting spring (23) active end connection is installed first antiskid ribbed tile (3), first antiskid ribbed tile (3) one side fixed mounting has second antiskid tooth (9), and second antiskid tooth (9) and rail body (1) inner wall top surface and bottom surface looks butt, two first recess (22) in symmetry fixed mounting have first direction sliding sleeve (24), and first direction sliding sleeve (24) in-cup joint have bracing piece (7) and lower bracing piece (6), first antiskid ribbed tile (3) lateral wall central authorities of corresponding fixedly connected with in first recess (22), upper and lower bracing piece (6) one end, upper and lower bracing piece (7) have sleeve (10) inner chamber top (11) in the middle of welding sleeve (10), the upper sleeve (10) and the inner cavity of the lower sleeve (11) are connected and provided with a first damping shock absorber (25).

2. The glue joint splint for low temperature severe cold district according to claim 1, characterized in that, glue joint splint body (2) both ends symmetry welding has extension board (13), and extension board (13) are close to rail body (1) inside wall one side and have seted up second recess (15), evenly install a plurality of second adjusting spring (18) in second recess (15), and second adjusting spring (18) movable end connection installs second antiskid plate (16), and second antiskid plate (16) one side fixed mounting has third antiskid tooth (17), second recess (15) bottom surface central authorities have second direction sliding sleeve (19), and second direction sliding sleeve (19) interior connecting plate (14) that has cup jointed, and connecting rod (20) one end fixed connection second antiskid plate (16) one side central authorities, connecting rod (20) other end fixed connection connecting plate (14), be connected between connecting plate (14) and extension board (13) and install second damping bumper shock absorber (21).

3. The glue joint splint for low-temperature severe cold areas according to claim 1, wherein the two glue joint splint bodies (2) are fixedly provided with first anti-slip teeth (4) at one side close to the inner side wall of the steel rail body (1).

4. The glue joint splint for low-temperature severe cold areas according to claim 1, wherein two glue joint splint bodies (2) are correspondingly connected with the steel rail body (1) and provided with a plurality of locking screws (5), and two ends of each locking screw (5) are screwed with movable nuts (8).

5. The bonding splint for low-temperature severe cold areas according to claim 1, wherein a plurality of X-shaped reinforcing ribs (12) are welded in the inner side wall of the bonding splint body (2).

6. The bonding splint for low-temperature severe cold areas according to claim 1, wherein the bonding splint body (2) has a concave cross-sectional shape.

7. The glue joint splint for low temperature severe cold areas according to claim 1, wherein the central axes of the upper support rod (7), the lower support rod (6), the upper sleeve (10) and the lower sleeve (11) are on the same straight line.