CN213596797U

CN213596797U - Expansion joint supporting structure for highway engineering

Info

Publication number: CN213596797U
Application number: CN202021980525.3U
Authority: CN
Inventors: 郭留伟; 刘明宙; 刘言剑; 张建光; 宋智兴; 徐晓霜; 杜忠; 刘德豪
Original assignee: Henan Yutong Shengding Engineering Construction Co Ltd
Current assignee: Henan Yutong Shengding Engineering Construction Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-07-02
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses an expansion joint bearing structure for highway engineering, including first target bridge plate and second target bridge plate, still include first support frame and second support frame, first support frame is through first target bridge plate fixed mounting, the front end lower wall sliding support of first support frame is at the rear end upper wall of second target bridge plate, the antetheca sliding support of first support frame is at the back wall of second support frame, the front end of second support frame is through second target bridge plate fixed mounting, first support frame includes first sideslip plate piece, first slide bar, first spring and positive slide block, the back wall sliding support of first sideslip plate piece is at the antetheca of positive slide block piece, first slide bar sets up the lateral part at first sideslip plate piece, first slide bar passes through first sideslip plate fixed connection. The utility model discloses can reduce the gap at device middle part to reduce the vibrations of vehicle process, better satisfying uses needs.

Description

Expansion joint supporting structure for highway engineering

Technical Field

The utility model relates to an expansion joint support equipment technical field for the highway engineering specifically is an expansion joint bearing structure for the highway engineering.

Background

The expansion joint supporting structure for the highway engineering has a comb-shaped supporting structure, the structure is formed by mutually staggering two plates, the purpose of staggering gaps and reducing vibration of a vehicle is achieved, however, the residual gaps in the middle of the structure still can generate equivalent vibration, and the vehicle is mainly rolled from the middle when passing, so that the flatness of a bridge deck is greatly influenced by the middle gap, and a device capable of relieving the problem is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expansion joint bearing structure for highway engineering to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an expansion joint supporting structure for highway engineering comprises a first target bridge plate and a second target bridge plate; the front end of the first support frame is slidably supported on the rear wall of the second support frame, and the front end of the second support frame is fixedly mounted through the second target bridge plate; the first support frame comprises a first side sliding plate block, a first sliding rod, a first spring and a positive sliding plate block, wherein the rear wall of the first side sliding plate block is slidably supported on the front wall of the positive sliding plate block, the first sliding rod is arranged on the side part of the first side sliding plate block and fixedly connected with the first side sliding plate block, the first sliding rod is slidably inserted into the inner wall of the side part of the positive sliding plate block, the first spring is sleeved on the outer wall of the first sliding rod, one end of the first spring is fixedly connected with the positive sliding plate block, the other end of the first spring is fixedly connected with the wall of the first side sliding plate block, and the rear part of the positive sliding plate block is fixedly connected with the upper end of a first target bridge plate; the second support frame includes second side sliding plate piece, second spring, second slide bar and fixed plate piece, the back wall sliding support of second side sliding plate piece is at the antetheca of first side sliding plate piece, the antetheca sliding support of second side sliding plate piece is at the back wall of fixed plate piece, the second slide bar evenly sets up the side at second side sliding plate piece, the second slide bar passes through second side sliding plate piece fixed connection, the outer wall at the second slide bar is cup jointed in the second spring slip, the one end of second spring passes through second side sliding plate piece fixed connection, the other end of second spring passes through fixed plate piece fixed connection, the second slide bar slides and alternates at the lateral wall inner wall of fixed plate piece, the upper end fixed connection that the fixed plate piece passes through second target bridge plate.

Preferably, the upper end of the rear part of the positive sliding plate block is hollowed to form a mounting hole, the positive sliding plate block is fixedly mounted with the first target bridge plate through the additional screw and the mounting hole, the mounting hole is further hollowed to form the upper wall of the fixed plate block, and the fixed plate block is fixedly mounted with the additional screw and the second target bridge plate through the mounting hole.

Preferably, the expansion joint support structure for highway engineering further comprises a first protection plate and a second protection plate, the lower ends of the front portions of the first protection plate and the second protection plate are fixedly connected through the upper wall of the second support frame, and the lower walls of the first protection plate and the second support frame are slidably supported through the upper wall of the first support frame.

Preferably, the first support frame further comprises a first sliding hole, the first sliding hole is uniformly hollowed out on the side wall of the positive sliding plate block, and the first sliding rod is inserted into the inner wall of the side wall of the positive sliding plate block in a sliding manner through the first sliding hole.

Preferably, the second support frame further comprises a second sliding hole, the second sliding hole is hollowed on the lower wall of the fixed plate, and the second sliding rod is inserted into the inner wall of the side portion of the fixed plate in a sliding mode through the second sliding hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

when the first target bridge plate and the second target bridge plate are influenced by temperature difference and then approach to each other oppositely, the first target bridge plate drives the positive sliding plate block to extrude the first side sliding plate block, the second side sliding plate block is extruded by the first side sliding plate block, the first side sliding plate block and the second side sliding plate block move laterally after the inclined surfaces of the first side sliding plate block and the second side sliding plate block are extruded mutually, so that the positive sliding plate block can approach to the fixed plate block, otherwise, after the first target bridge plate and the second protective plate move reversely, the first side sliding plate block and the second side sliding plate block are restored by the elastic force of the second spring, so that the gap between the first side sliding plate block and the second side sliding plate block is always in a minimum state, the purpose of reducing the middle gap of a target bridge floor is achieved, the vibration of a vehicle when the vehicle passes through is reduced, the first protective plate and the second protective plate block the side gaps of the first support frame and the second support frame, thereby reach the purpose through first protection shield and second protection shield protection first spring and second spring.

Drawings

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

fig. 2 is a schematic structural view of a first support frame of the present invention;

fig. 3 is a schematic view of a second supporting frame of the present invention.

In the figure: 1. a first target bridge plate; 2. a first support frame; 3. a first protective plate; 4. a second support frame; 5. a second target bridge plate; 6. a second protective plate; 7. a first side skid block; 8. a first slide bar; 9. a first slide hole; 10. a first spring; 11. a positive slide block; 12. a second side skid block; 13. a second spring; 14. a second slide bar; 15. a second slide hole; 16. and fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships that are relative to each other, are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: an expansion joint supporting structure for highway engineering comprises a first target bridge plate 1 and a second target bridge plate 5; the device is characterized by further comprising a first support frame 2 and a second support frame 4, wherein the first support frame 2 is fixedly installed through a first target bridge plate 1, the lower wall of the front end of the first support frame 2 is slidably supported on the upper wall of the rear end of a second target bridge plate 5, the front wall of the first support frame 2 is slidably supported on the rear wall of the second support frame 4, and the front end of the second support frame 4 is fixedly installed through the second target bridge plate 5; the first support frame 2 comprises a first side sliding plate block 7, a first sliding rod 8, a first spring 10 and a positive sliding plate block 11, the rear wall of the first side sliding plate block 7 is slidably supported on the front wall of the positive sliding plate block 11, the first sliding rod 8 is arranged on the side portion of the first side sliding plate block 7, the first sliding rod 8 is fixedly connected through the first side sliding plate block 7, the first sliding rod 8 is slidably inserted into the inner wall of the side portion of the positive sliding plate block 11, the first spring 10 is sleeved on the outer wall of the first sliding rod 8, one end of the first spring 10 is fixedly connected through the positive sliding plate block 11, the other end of the first spring 10 is fixedly connected through the wall of the first side sliding plate block 7, and the rear portion of the positive sliding plate block 11 is fixedly connected through the upper end of the first target bridge; the second support frame 4 comprises a second side sliding plate block 12, a second spring 13, a second sliding rod 14 and a fixed plate block 16, wherein the rear wall of the second side sliding plate block 12 is slidably supported on the front wall of the first side sliding plate block 7, the front wall of the second side sliding plate block 12 is slidably supported on the rear wall of the fixed plate block 16, the second sliding rods 14 are uniformly arranged at the side end of the second side sliding plate block 12, the second sliding rods 14 are fixedly connected through the second side sliding plate block 12, the second spring 13 is slidably sleeved on the outer wall of the second sliding rods 14, one end of the second spring 13 is fixedly connected through the second side sliding plate block 12, the other end of the second spring 13 is fixedly connected through the fixed plate block 16, the second sliding rods 14 are slidably inserted into the inner wall of the side wall of the fixed plate block 16, the fixed plate block 16 is fixedly connected through the upper end of the second target bridge plate 5, when the first target bridge plate 1 and the second target bridge plate 5 are influenced, the first target bridge plate 1 drives the positive sliding plate block 11 to extrude the first side sliding plate block 7, the first side sliding plate block 7 extrudes the second side sliding plate block 12, the inclined surfaces of the first side sliding plate block 7 and the second side sliding plate block 12 are extruded with each other, the first side sliding plate block 7 and the second side sliding plate block 12 move laterally, so that the positive sliding plate block 11 can approach to the fixed plate block 16, otherwise, after the first target bridge plate 1 and the second protective plate block 6 move reversely, the first side sliding plate block 7 and the second side sliding plate block 12 are restored by the elastic force of the second spring 13, so that the gap between the first side sliding plate block 7 and the second side sliding plate block 12 is always in a minimum state, the purpose of reducing the middle gap of a target bridge floor is achieved, the vibration of a vehicle when passing through is reduced, the first protective plate 3 and the second protective plate 6 are used for shielding the side gaps of the first support frame 2 and the second support frame 4, thereby achieving the purpose of protecting the first spring 10 and the second spring 13 by the first protection plate 3 and the second protection plate 6.

The upper end of the rear part of the positive sliding plate block 11 is hollowed to form a mounting hole, the positive sliding plate block 11 is fixedly mounted with a first target bridge plate 1 through an additional screw and the mounting hole, the mounting hole is further hollowed to form the upper wall of a fixed plate block 16, the fixed plate block 16 is fixedly mounted with the additional screw and a second target bridge plate 5 through the mounting hole, the expansion joint supporting structure for the highway engineering further comprises a first protection plate 3 and a second protection plate 6, the lower ends of the front parts of the first protection plate 3 and the second protection plate 6 are fixedly connected through the upper wall of a second supporting frame 4, the lower walls of the first protection plate 3 and the second supporting frame 4 are slidably supported through the upper wall of a first supporting frame 2, the first supporting frame 2 further comprises a first sliding hole 9, the first sliding hole 9 is uniformly hollowed to form the side wall of the positive sliding plate block 11, the first sliding rod 8 is inserted into the inner wall of the positive sliding plate block 11 through the first sliding hole 9, the second support frame 4 further comprises a second sliding hole 15, the second sliding hole 15 is hollowed on the lower wall of the fixed plate 16, and the second sliding rod 14 is inserted into the inner wall of the side portion of the fixed plate 16 through the second sliding hole 15 in a sliding manner.

The working principle is as follows: when the first target bridge plate 1 and the second target bridge plate 5 are close to each other after being influenced by temperature difference in use, the first target bridge plate 1 drives the positive sliding plate block 11 to extrude the first side sliding plate block 7, the first side sliding plate block 7 extrudes the second side sliding plate block 12, the first side sliding plate block 7 and the second side sliding plate block 12 move laterally after the inclined surfaces of the first side sliding plate block 7 and the second side sliding plate block 12 extrude each other, so that the positive sliding plate block 11 can approach to the fixed plate block 16, on the contrary, after the first target bridge plate 1 and the second protective plate 6 move reversely, the first side sliding plate block 7 and the second side sliding plate block 12 are restored by the elastic force of the second spring 13, so that the gap between the first side sliding plate block 7 and the second side sliding plate block 12 is always in a minimum state, the purpose of reducing the middle gap of a target bridge floor is achieved, and the vibration of a vehicle when passing is reduced, the first protection plate 3 and the second protection plate 6 are used for shielding the side gaps of the first support frame 2 and the second support frame 4, so that the purpose of protecting the first spring 10 and the second spring 13 through the first protection plate 3 and the second protection plate 6 is achieved.

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

Claims

1. The utility model provides an expansion joint bearing structure for highway engineering, includes first target bridge plate (1) and second target bridge plate (5), its characterized in that: the device is characterized by further comprising a first support frame (2) and a second support frame (4), wherein the first support frame (2) is fixedly installed through a first target bridge plate (1), the lower wall of the front end of the first support frame (2) is slidably supported on the upper wall of the rear end of a second target bridge plate (5), the front wall of the first support frame (2) is slidably supported on the rear wall of the second support frame (4), and the front end of the second support frame (4) is fixedly installed through the second target bridge plate (5); the first support frame (2) comprises a first side slide plate block (7), a first slide rod (8), a first spring (10) and a positive slide plate block (11), the rear wall of the first side slide block (7) is supported on the front wall of the positive slide block (11) in a sliding way, the first slide bar (8) is arranged at the side part of the first side slide plate block (7), the first slide bar (8) is fixedly connected with the first side slide plate block (7), the first sliding rod (8) is inserted in the inner wall of the side part of the positive sliding plate block (11) in a sliding way, the first spring (10) is sleeved on the outer wall of the first sliding rod (8), one end of the first spring (10) is fixedly connected with the positive sliding plate block (11), the other end of the first spring (10) is fixedly connected with the other end of the first side slide plate block (7) through a dead wall, the rear part of the positive sliding plate block (11) is fixedly connected with the upper end of the first target bridge plate (1); the second support frame (4) comprises a second side sliding plate block (12), a second spring (13), a second sliding rod (14) and a fixed plate block (16), the front wall of the first side sliding plate block (7) is slidably supported by the rear wall of the second side sliding plate block (12), the rear wall of the fixed plate block (16) is slidably supported by the front wall of the second side sliding plate block (12), the second sliding rod (14) is uniformly arranged at the side end of the second side sliding plate block (12), the second sliding rod (14) is fixedly connected with the second side sliding plate block (12), the second spring (13) is slidably sleeved on the outer wall of the second sliding rod (14), one end of the second spring (13) is fixedly connected with the second side sliding plate block (12), the other end of the second spring (13) is fixedly connected with the fixed plate block (16), the second sliding rod (14) is slidably inserted into the inner wall of the fixed plate block (16), the fixed plate (16) is fixedly connected with the upper end of the second target bridge plate (5).

2. The expansion joint support structure for road engineering according to claim 1, wherein: the upper end of the rear part of the positive sliding plate block (11) is hollowed to form a mounting hole, the positive sliding plate block (11) is fixedly mounted with the first target bridge plate (1) through an additional screw and the mounting hole, the mounting hole is further hollowed to form the upper wall of the fixed plate block (16), and the fixed plate block (16) is fixedly mounted with the additional screw and the second target bridge plate (5) through the mounting hole.

3. The expansion joint support structure for road engineering according to claim 1, wherein: the utility model provides an expansion joint bearing structure for highway engineering still includes first protection shield (3) and second protection shield (6), the anterior lower extreme of first protection shield (3) and second protection shield (6) all passes through the upper wall fixed connection of second support frame (4), the lower wall of first protection shield (3) and second support frame (4) all passes through the upper wall sliding support of first support frame (2).

4. The expansion joint support structure for road engineering according to claim 1, wherein: the first support frame (2) further comprises a first sliding hole (9), the first sliding hole (9) is uniformly hollowed out on the side wall of the positive sliding plate block (11), and the first sliding rod (8) is slidably inserted into the inner wall of the side wall of the positive sliding plate block (11) through the first sliding hole (9).

5. The expansion joint support structure for road engineering according to claim 1, wherein: the second support frame (4) further comprises a second sliding hole (15), the second sliding hole (15) is arranged in the rear wall of the fixed plate (16) in a hollow mode, and the second sliding rod (14) penetrates through the inner wall of the side portion of the fixed plate (16) in a sliding mode through the second sliding hole (15).