CN219218655U

CN219218655U - Anti-seismic bridge structure

Info

Publication number: CN219218655U
Application number: CN202320145433.0U
Authority: CN
Inventors: 孟庆程; 赵潭方; 吴博
Original assignee: Zhengzhou University
Current assignee: Zhengzhou University
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-20
Anticipated expiration: 2033-02-07

Abstract

The utility model relates to an anti-seismic bridge structure, which belongs to the technical field of bridges and comprises a bridge main body and a bridge pier main body, wherein embedded parts are arranged on two sides, close to the middle position, of the bottom of the bridge main body. According to the utility model, the embedded parts are arranged at the bottom of the bridge main body corresponding to the two groups of bridge pier main bodies, so that the bridge main body is conveniently connected with the bridge pier main bodies and the damping mechanisms, the second connecting frames at the two sides of the bottom can relieve vibration in the equipment box through the elastic action of the rubber cylinder, the rubber pad and the rubber ring when the bridge main body is stressed and vibrated, the second connecting frames in the rubber cylinder can be limited by the steel sheet, and the damping rods connected through the mounting rods can stretch and stretch at the bottom of the bridge main body to relieve the vibration, so that the damping effect of the bridge can be effectively improved through the damping structure matched with the rubber cylinder and the damping rods which can absorb vibration in all aspects, and the safety of the bridge is ensured.

Description

Anti-seismic bridge structure

Technical Field

The utility model relates to the technical field of bridges, in particular to an anti-seismic bridge structure.

Background

The bridge anti-seismic structure is a structure which can effectively support the bridge body, and can ensure that the upper and lower structures of the bridge body are still firm and cannot be broken or broken greatly when the bridge body receives stronger shearing acting force.

Through retrieving, the chinese patent of current publication No. CN216338994U discloses an antidetonation bridge structure, through setting up first damper and second damper, the horizontal vibrations effect and the vertical vibrations that buffer bridge received reduce the bridge and shift the probability in longitudinal direction, transverse direction and vertical direction, improve bridge stability, set up attenuator and bridge bolted connection, the staff of being convenient for overhauls the attenuator and maintains.

The technical scheme has the following defects that the shock-resistant bridge structure can perform transverse shock absorption work through the damper, and the damper can only rotate in the longitudinal direction when receiving longitudinal shock force, so that the shock absorption effect on the vertical direction is poor, and the shock-resistant bridge structure can only play a supporting effect.

In view of this, the present utility model provides a technical solution for improving and solving the above-mentioned problems, and for intensively researching and applying in cooperation with the academic theory, and finally providing a solution which has a reasonable design and can effectively improve the above-mentioned drawbacks.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model provides an anti-seismic bridge structure, which solves the problems of the background technology, effectively improves the omnibearing anti-seismic effect of the bridge and ensures the safety of the bridge.

The scheme for solving the technical problems is as follows: the utility model provides an antidetonation bridge structure, includes bridge main part and pier main part, the bottom of bridge main part is close to the intermediate position both sides and all is provided with the built-in fitting, the bottom fixedly connected with link of built-in fitting, the bottom of bridge main part is close to the equal fixedly connected with of both sides of built-in fitting and changes the frame, multiunit the equal swivelling joint of frame that changes No. one has damping shock attenuation pole, the equal fixedly connected with in both sides intermediate position of pier main part is the frame that changes No. two the multiunit the equal swivelling joint of frame has the installation pole, the top fixedly connected with equipment box of pier main part, the inner wall fixedly connected with rubber section of thick bamboo of equipment box, the crisscross steel sheet and the rubber pad of being provided with of inner wall of rubber section of thick bamboo, the inner wall intermediate position sliding connection of rubber section of thick bamboo has No. two links.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, bolt holes are formed in the tops of the first switching frame and the second connecting frame, which are close to the edges, and the first switching frame and the second connecting frame are fixedly connected through bolts, so that the connecting mode is convenient to disassemble and assemble.

Further, the through hole with No. two link looks adaptations has been seted up at the top of rubber section of thick bamboo, and the inner wall and No. two link sliding connection of through-hole for No. two link vibrations can be conducted to rubber section of thick bamboo department and vibrations are alleviated.

Further, sliding holes are formed in the inner wall of the rubber barrel, close to the steel sheet and the rubber pad at the top of the second connecting frame, so that the second connecting frame can be arranged on the inner wall of the rubber barrel.

Further, the mounting rod is fixedly connected with the damping shock absorption rod through a bolt, so that the damping shock absorption rod can be obliquely connected with the bridge main body and the bridge pier main body.

Further, the mounting groove matched with the equipment box is formed in the top of the pier main body, and the inner wall of the mounting groove is fixedly connected with the equipment box, so that the equipment box can be placed at the top of the pier main body.

Further, the top of equipment box is close to edge fixed mounting has the rubber circle, the clearance department of equipment box and link No. two is arranged in to the rubber circle.

The utility model provides an anti-seismic bridge structure, which has the following advantages:

the bottom of bridge main part corresponds two sets of pier main part and is provided with the built-in fitting, and the bridge main part of being convenient for is connected with pier main part and damper, and the second link of bottom both sides can alleviate vibrations through the elastic action of rubber cylinder, rubber pad and rubber circle in the inside of equipment box when bridge main part atress vibrations, and the steel sheet can be spacing to the inside second link of rubber cylinder, and the damping shock attenuation pole that connects through the installation pole can stretch out and draw back the flexible vibrations of alleviating in the bottom of bridge main part, can effectively improve the shock attenuation effect of bridge through the rubber cylinder that can all-round absorbing and damping shock attenuation pole complex shock-absorbing structure like this, has guaranteed the security of bridge.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of an earthquake-resistant bridge structure according to an embodiment of the present utility model;

fig. 2 is a front view of an earthquake-resistant bridge structure according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of a first connecting frame in an anti-seismic bridge structure according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of an equipment box in an anti-seismic bridge structure according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a bridge body; 2. a pier body; 3. an embedded part; 4. a first connecting frame; 5. a first transfer frame; 6. damping shock-absorbing rod; 7. a second transfer frame; 8. a mounting rod; 9. an equipment box; 10. a rubber cylinder; 11. a steel sheet; 12. a rubber pad; 13. a rubber ring; 14. and a second connecting frame.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, an anti-seismic bridge structure comprises a bridge main body 1 and a bridge pier main body 2, wherein embedded parts 3 are arranged on two sides, close to the middle position, of the bottom of the bridge main body 1, a first connecting frame 4 is fixedly connected to the bottom of the embedded parts 3, a first switching frame 5 is fixedly connected to two sides, which are close to the embedded parts 3, of the bottom of the bridge main body 1, damping shock rods 6 are rotatably connected to a plurality of first switching frames 5, a second switching frame 7 is fixedly connected to two sides, which are arranged on the middle position, of the bridge pier main body 2, a mounting rod 8 is rotatably connected to the plurality of second switching frames 7, an equipment box 9 is fixedly connected to the top of the bridge pier main body 2, a rubber cylinder 10 is fixedly connected to the inner wall of the equipment box 9, steel sheets 11 and rubber pads 12 are arranged on the inner wall of the rubber cylinder 10 in a staggered manner, and a second connecting frame 14 is slidably connected to the middle position of the inner wall of the rubber cylinder 10.

Preferably, bolt holes are formed in the positions, close to the edges, of the tops of the first adapter frame 5 and the second connecting frame 14, and the first adapter frame 5 and the second connecting frame 14 are fixedly connected through bolts, so that the connecting mode is convenient to disassemble and assemble.

Preferably, a through hole matched with the second connecting frame 14 is formed in the top of the rubber cylinder 10, and the inner wall of the through hole is in sliding connection with the second connecting frame 14, so that vibration of the second connecting frame 14 can be conducted to the rubber cylinder 10 to relieve vibration.

Preferably, the inner wall of the rubber cylinder 10 is provided with sliding holes near the steel sheet 11 and the rubber pad 12 at the top of the second connecting frame 14, so that the second connecting frame 14 can be arranged on the inner wall of the rubber cylinder 10.

Preferably, the mounting rod 8 is fixedly connected with the damping shock rod 6 through a bolt, so that the damping shock rod 6 can be obliquely connected with the bridge main body 1 and the bridge pier main body 2.

Preferably, the top of pier main part 2 has seted up the mounting groove with equipment box 9 looks adaptation, and the inner wall and the equipment box 9 fixed connection of mounting groove for the top of pier main part 2 can be placed to equipment box 9.

Preferably, a rubber ring 13 is fixedly arranged at the top of the equipment box 9 near the edge, and the rubber ring 13 is arranged at the gap between the equipment box 9 and the second connecting frame 14.

The specific working principle and the using method of the utility model are as follows: the bottom of bridge main part 1 corresponds two sets of pier main part 2 and is provided with built-in fitting 3, and built-in fitting 3 bottom is provided with first link 4 can pass through bolted connection with second link 14 in the equipment box 9, and second link 14 in bottom both sides can alleviate vibrations through the elastic action of rubber tube 10, rubber pad 12 and rubber ring 13 in the inside of equipment box 9 when bridge main part 1 atress vibrations, and steel sheet 11 can carry out spacingly to second link 14 in the rubber tube 10, and the damping shock attenuation pole 6 that connects through installation pole 8 can stretch-draw flexible in the bottom of bridge main part 1 and alleviate the vibrations that receive, has improved the security of bridge.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. The utility model provides an antidetonation bridge structure, includes bridge main part (1) and pier main part (2), its characterized in that: the bridge is characterized in that embedded parts (3) are arranged on two sides of the bottom of the bridge body (1) close to the middle position, a first connecting frame (4) is fixedly connected to the bottom of the embedded parts (3), a first switching frame (5) is fixedly connected to two sides of the bottom of the bridge body (1) close to the embedded parts (3), a plurality of groups of first switching frames (5) are fixedly connected with damping shock absorption rods (6), a second switching frame (7) is fixedly connected to two middle positions of the two sides of the bridge pier body (2), a plurality of groups of second switching frames (7) are fixedly connected with mounting rods (8), an equipment box (9) is fixedly connected to the top of the bridge pier body (2), rubber barrels (10) are fixedly connected to the inner walls of the equipment box (9), steel sheets (11) and rubber pads (12) are arranged on the inner walls of the rubber barrels (10) in a staggered mode, and a second connecting frame (14) is fixedly connected to the middle positions of the inner walls of the rubber barrels (10) in a sliding mode.

2. The anti-seismic bridge construction according to claim 1, wherein bolt holes are formed in the top parts of the first adapter frame (5) and the second connecting frame (14) close to the edges, and the first adapter frame (5) and the second connecting frame (14) are fixedly connected through bolts.

3. The anti-seismic bridge structure according to claim 1, characterized in that a through hole matched with the second connecting frame (14) is formed in the top of the rubber cylinder (10), and the inner wall of the through hole is in sliding connection with the second connecting frame (14).

4. The anti-seismic bridge structure according to claim 1, wherein the inner wall of the rubber cylinder (10) is close to the steel sheet (11) and the rubber pad (12) at the top of the second connecting frame (14) and are provided with sliding holes.

5. An anti-seismic bridge construction according to claim 1, characterized in that the mounting rod (8) is fixedly connected to the damping rod (6) by means of bolts.

6. The anti-seismic bridge structure according to claim 1, wherein the top of the bridge pier main body (2) is provided with a mounting groove matched with the equipment box (9), and the inner wall of the mounting groove is fixedly connected with the equipment box (9).

7. The anti-seismic bridge construction according to claim 1, characterized in that a rubber ring (13) is fixedly mounted on the top of the equipment box (9) near the edge, and the rubber ring (13) is placed in the gap between the equipment box (9) and the second connecting frame (14).