CN212316659U

CN212316659U - Public road bridge roof beam shock-absorbing support

Info

Publication number: CN212316659U
Application number: CN202020209516.8U
Authority: CN
Inventors: 高江丽; 管华龙; 张建光
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2021-01-08
Anticipated expiration: 2030-02-26

Abstract

The utility model discloses a public road bridge roof beam shock-absorbing support, including base and pontic, the pontic is located the base upside, a set of supporting shoe of fixedly connected with on the base up end, it is a set of the supporting shoe upper end is equipped with the briquetting respectively, the one end that the supporting shoe was kept away from to the briquetting links to each other with the pontic is fixed, the briquetting is equipped with the one end that is used for carrying out the absorbing damper with the supporting shoe is adjacent, and is a set of the supporting shoe both sides are equipped with the connecting block that is used for carrying out the connection to the bridge construction, and are a set of be equipped with the. The utility model discloses compare in current support, when the atress conducts to the substructure from public road bridge roof beam superstructure, can cushion the conduction force through damper's effect, avoid the too big bridge construction damage that leads to of bridge construction atress.

Description

Public road bridge roof beam shock-absorbing support

Technical Field

The utility model belongs to bridge construction field specifically is a public road bridge roof beam shock absorber support.

Background

The highway bridge damping support frame is arranged on the abutment, is an important structural component for connecting the upper structure and the lower structure of the highway bridge, and can reliably transfer the counter force and the deformation of the upper structure of the bridge to the lower structure of the bridge, thereby improving the anti-seismic performance of the bridge.

However, the existing support structure is relatively fixed, so that the damping performance is poor, the bridge is greatly damaged after the support structure is used for a long time, the service life of the structure is greatly shortened, and the occurrence of pier ground breakage and beam falling accidents is possibly caused.

To the above problem, the utility model designs a public road bridge roof beam shock absorber support to this solves the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a public road bridge roof beam shock-absorbing support from this overcomes the current problem that proposes among the above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a public road bridge roof beam shock-absorbing support, includes base and pontic, the pontic is located the base upside, a set of supporting shoe of fixedly connected with on the base up end, it is a set of the supporting shoe upper end is equipped with the briquetting respectively, the one end that the supporting shoe was kept away from to the briquetting links to each other with the pontic is fixed, the briquetting is equipped with the damper who is used for carrying on the absorbing with the adjacent one end of supporting shoe, and is a set of the supporting shoe both sides are equipped with the connecting block that is used for connecting bridge structures, and are a set of be equipped with the.

Preferably, the lower end surface of the base is covered with a friction layer, and the base is fixedly connected with an external structure through a connecting rod.

Preferably, the surface of one end, adjacent to the pressing block, of the supporting block is respectively covered with a buffer block, the buffer blocks are respectively and fixedly connected with the supporting block and the pressing block, and the side walls of the end, adjacent to the pressing block, of the supporting block are matched in size.

Preferably, the damping mechanism comprises a telescopic rod fixedly connected to the upper end of the supporting block, an inner groove is formed in the inner side of the pressing block, a through hole is formed in one side wall, close to the supporting block, of the pressing block, the through hole is communicated with the inner groove, the telescopic rod penetrates through the through hole and extends to the inner side of the inner groove, a damping spring is arranged on the outer side of one end, located on the inner side of the inner groove, of the telescopic rod, and the upper end and the lower end of the damping spring are.

Preferably, the connecting block is longitudinally arranged between the base and the bridge body, and the upper end and the lower end of the connecting block are fixedly connected with the base and the bridge body respectively.

Preferably, the supporting mechanism comprises a rotating groove formed in one end side wall, adjacent to the bridge body, of the base, the rotating groove is connected with a rotating shaft in a rotating mode, one end of the rotating groove is fixedly connected with a supporting rod, the rotating groove is far away from the rotating shaft, and the other end of the supporting rod is fixedly connected with another group of rotating shafts.

To sum up, owing to adopted above-mentioned scheme, the beneficial effects of the utility model are that:

the utility model is provided with the damping mechanism, when the stress is transmitted from the upper structure to the lower structure of the highway bridge, the transmission force can be buffered through the action of the damping mechanism, and the damage of the bridge structure caused by the overlarge stress of the bridge structure is avoided; the supporting mechanism can support the whole structure of the bridge to guarantee the stability of the whole structure, and assists the damping mechanism to work and damp and simultaneously fix the whole structure of the bridge.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the front overall structure of the present invention;

fig. 3 is a detailed structural schematic diagram of the shock-absorbing mechanism in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the damping device comprises a base, 2, a supporting block, 201, a buffer block, 3, a pressing block, 4, a bridge body, 5, a damping mechanism, 501, a telescopic rod, 502, an inner groove, 503, a through hole, 504, a damping spring, 6, a connecting block, 7, a supporting mechanism, 701, a rotating shaft, 702 and a supporting rod.

Detailed Description

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

Referring to fig. 1-3, a shock-absorbing support for a road bridge comprises a base 1 and a bridge 4, wherein the bridge 4 is located on the upper side of the base 1, a group of supporting blocks 2 is fixedly connected to the upper end surface of the base 1, pressing blocks 3 are respectively arranged at the upper ends of the group of supporting blocks 2, one ends, far away from the supporting blocks 2, of the pressing blocks 3 are fixedly connected with the bridge 4, a shock-absorbing mechanism 5 for absorbing shock is arranged at one end, adjacent to the supporting blocks 2, of the pressing blocks 3, connecting blocks 6 for connecting a bridge structure are arranged on two sides of the group of supporting blocks 2, and a supporting mechanism 7 for supporting the bridge structure is arranged.

Furthermore, the lower surface of the base 1 is covered with a friction layer to maintain the stability of the base 1, and the base 1 is fixedly connected with an external structure through a connecting rod.

Furthermore, the surface of one end of the supporting block 2 adjacent to the pressing block 3 is respectively covered with a buffer block 201, the buffer blocks 201 are respectively fixedly connected with the supporting block 2 and the pressing block 3, the pressing block 3 is pressed down to apply force to the supporting block 2, the two groups of buffer blocks 201 are contacted to further buffer the vibration force, and the side walls of one end of the supporting block 2 adjacent to the pressing block 3 are matched in size.

Further, damper 5 includes telescopic link 501 fixed connection in supporting shoe 2 upper end, interior groove 502 has been seted up to briquetting 3 inboard, briquetting 3 has been seted up through-hole 503 on being close to the one end lateral wall of supporting shoe 2, link up between through-hole 503 and the interior groove 502 and link up, telescopic link 501 runs through-hole 503 and extends to the interior groove 502 inboard, the one end outside that telescopic link 501 is located interior groove 502 inboard is equipped with damping spring 504, briquetting 3 pushes down to telescopic link 501 and damping spring 504 application of force, most can be cushioned by the shaking force at this in-process, the reverse application of force of damping spring 504 drives briquetting 3 to rebound the normal position after the shaking force buffering finishes, damping spring 504 upper and lower both ends respectively with interior groove 502 upper and.

Furthermore, the connecting block 6 is longitudinally arranged between the base 1 and the bridge body 4, the connecting block 6 is used for connecting the base 1 and the bridge body 4 to fix the transverse position of the base 1 and the bridge body 4, the connecting block 6 has slight elasticity, and the upper end and the lower end of the connecting block 6 are respectively and fixedly connected with the base 1 and the bridge body 4.

Furthermore, the supporting mechanism 7 includes a rotating groove formed in a side wall of one end of the base 1 adjacent to the bridge 4, the rotating groove is connected with a rotating shaft 701 in a rotating manner, the supporting rod 702 can deform in the process of pressing down the bridge 4, the supporting rod 702 is fixedly connected to one end of the rotating shaft 701 far away from the rotating groove, and the other end of the supporting rod 702 is fixedly connected with another group of rotating shafts 701.

The working principle is as follows: the utility model discloses remove this device to the service position when using, when using the device, the bridge upside has the vehicle to push down and can produce vibrations through the axle body 4 when the device, the power that vibrations produced advances bridge structure conduction to briquetting 3 on, briquetting 3 pushes down to telescopic link 501 and damping spring 504 application of force, most can be cushioned by shaking force at this in-process, briquetting 3 pushes down 2 application of force to the supporting shoe afterwards, two sets of buffer blocks 201 contact further cushions the shaking force, the in-process that axle body 4 pushed down can make bracing piece 702 produce deformation, the shaking force buffering finishes back damping spring 504 reverse application of force and drives briquetting 3 rebound normal position, connecting block 6 can be fixed axle body 4 position, avoid the too big positional deviation that leads to of resilience force.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a public road bridge roof beam shock-absorbing support, includes base (1) and pontic (4), pontic (4) are located base (1) upside, its characterized in that: the supporting device is characterized in that a group of supporting blocks (2) are fixedly connected to the upper end face of the base (1), a group of supporting blocks (2) are arranged at the upper ends of the supporting blocks (2), pressing blocks (3) are arranged at the upper ends of the supporting blocks (2), one ends, far away from the supporting blocks (2), of the pressing blocks (3) are fixedly connected with a bridge body (4), one ends, adjacent to the supporting blocks (2), of the pressing blocks (3) are provided with damping mechanisms (5) used for damping, one group of the supporting blocks (2) are provided with connecting blocks (6) used for connecting the bridge structure, and one group of the supporting blocks (2) are.

2. The road and bridge shock absorption support according to claim 1, wherein: the friction layer covers the lower end surface of the base (1), and the base (1) is fixedly connected with an external structure through a connecting rod.

3. The road and bridge shock absorption support according to claim 1, wherein: the supporting block (2) and the briquetting (3) are adjacent, and one end surface covers respectively has buffer block (201), buffer block (201) respectively with supporting block (2) and briquetting (3) between fixed linking to each other, the size is mutually supported between the supporting block (2) and the briquetting (3) adjacent one end lateral wall.

4. The road and bridge shock absorption support according to claim 1, wherein: damping device (5) are including telescopic link (501) of fixed connection in supporting shoe (2) upper end, inside groove (502) have been seted up to briquetting (3) inboard, through-hole (503) have been seted up on briquetting (3) one end lateral wall that is close to supporting shoe (2), link up between through-hole (503) and inside groove (502) and link to each other, telescopic link (501) run through-hole (503) and extend to inside groove (502), the one end outside that telescopic link (501) are located inside groove (502) inboard is equipped with damping spring (504), damping spring (504) upper and lower both ends respectively with inside groove (502) upper and lower both ends between the lateral wall fixed continuous.

5. The road and bridge shock absorption support according to claim 1, wherein: the connecting block (6) is longitudinally arranged between the base (1) and the bridge body (4), and the upper end and the lower end of the connecting block (6) are fixedly connected with the base (1) and the bridge body (4) respectively.

6. The road and bridge shock absorption support according to claim 1, wherein: supporting mechanism (7) are including offering the rotation groove on base (1) and the one end lateral wall that pontic (4) are adjacent, it is connected with pivot (701) to rotate the inslot side rotation, one end fixedly connected with bracing piece (702) that the rotation groove was kept away from in pivot (701), fixed linking to each other between bracing piece (702) other end and another group pivot (701).