CN218621780U

CN218621780U - Be used for spacing buffer of bridge beam supports antidetonation

Info

Publication number: CN218621780U
Application number: CN202223198208.8U
Authority: CN
Inventors: 张井龙; 孙胜花
Original assignee: Hengshui Difeng Engineering Rubber Co ltd
Current assignee: Hengshui Difeng Engineering Rubber Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-14
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a be used for spacing buffer of bridge beam supports antidetonation relates to bridge engineering technical field, including pier stud, support stone pad, pedestal frame and beam slab, the pedestal frame is installed through support stone pad to the surface of pier stud, and the top of pedestal frame is connected with the beam slab, and the both sides of pedestal frame are provided with C shaped steel, and the top and bottom of C shaped steel is connected with the pedestal frame through first expansion bolts. The utility model discloses in, through set up roof and L shaped steel between beam slab and pier stud, and set up the fixed plate through roof and L shaped steel, under the crisscross effect that sets up of extension board, make the user adjust the connecting block through the action bars, thereby make the extension board adjust the distance between roof and the L shaped steel, realize the support installation of roof and L shaped steel between beam slab and pier stud, and through set up supporting spring between two sets of connecting blocks of below, the buffering effect between roof and the L shaped steel has been improved, avoided the bridge to receive the rigidity destruction.

Description

Be used for spacing buffer of bridge beam supports antidetonation

Technical Field

The utility model relates to a bridge engineering technical field especially relates to a be used for spacing buffer of bridge beam supports antidetonation.

Background

The bridge or bridge is a structure built by crossing canyons, valleys, roads, railways, rivers, other water areas or other obstacles, is an elevated frame protruding from the water surface or the ground and used for connecting the two sides of the bridge head and the bridge tail, and the bridge support is an important structural component for connecting the upper structure and the lower structure of the bridge and is positioned between the bridge and the cushion stone, and can reliably transmit the load and the deformation borne by the upper structure of the bridge to the lower structure of the bridge and is an important force transmission device of the bridge.

Like chinese utility model discloses a be used for spacing buffer of bridge beam supports antidetonation that CN215252280U, this be used for spacing buffer of bridge beam supports antidetonation has disclosed through setting up stop device in the bridge beam supports outside, and stop device's spacing portion keeps a determining deviation with bridge beam supports's spacing terminal surface, thereby can play the spacing effect of buffering when bridge beam supports contacts with stop device, avoid bridge beam supports's damage, again can make bridge beam supports remove in the within range of allowwing, and alleviate the impact to stop device, and can realize the spacing buffering of self-adaptability, improve stop device's life.

Although above-mentioned disclosed technical scheme compares current single bridge beam supports installation and has certain buffering spacing effect, the device's installation mainly is connected with the bridge, because punch and cause destruction to bridge overall structure easily when the installation, influences the life of bridge or even the safety in utilization of bridge to this buffering is spacing mainly to be gone on through the shock attenuation nail, can not be long-time support bridge beam supports, and the practicality is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current single bridge beam supports installation and having certain spacing effect of buffering, but the device's installation mainly is connected with the bridge, because punch and cause destruction to bridge overall structure easily when the installation, influence the life of bridge or even the safety in utilization of bridge to this buffering is spacing mainly to be gone on through the shock attenuation nail, can not be long-time support bridge beam supports, the shortcoming that the practicality is not high, and the utility model provides a be used for bridge beam supports antidetonation spacing buffer.

In order to realize the purpose, the utility model adopts the following technical scheme:

a limiting and buffering device for bridge support earthquake resistance comprises a pier stud, a support cushion stone, support frames and a beam plate, wherein the support frames are installed on the surface of the pier stud through the support cushion stone, the top end of each support frame is connected with the beam plate, C-shaped steel is arranged on two sides of each support frame, the upper part and the lower part of each C-shaped steel are connected with the support frames through first expansion bolts, a telescopic spring is arranged between each C-shaped steel and the outer side wall of each support frame, a top plate is installed on one side above each C-shaped steel through a connecting screw rod, and the top plate is arranged at the bottom end of the beam plate through second expansion bolts;

one side of the support base cushion stone is provided with L-shaped steel through a fourth expansion bolt, and the bottom surface of the L-shaped steel is connected with the pier stud through a third expansion bolt;

the bottom surface of roof and the surface of L shaped steel are provided with the fixed plate respectively, and are provided with two sets of connecting blocks between two sets of fixed plates respectively, every group connecting block is connected with the extension board through the loose axle.

As a further description of the above technical solution:

the support plates are arranged in an X-shaped staggered mode, and the two groups of support plates are connected through a connecting shaft.

As a further description of the above technical solution:

and operating rods penetrate through the two groups of connecting blocks below the top plate.

As a further description of the above technical solution:

the upper surface gomphosis of roof plate is provided with the rubber pad, and the rubber pad is installed in the bottom of roof beam board.

As a further description of the above technical solution:

and a supporting spring is arranged between the two groups of connecting blocks on the surface of the L-shaped steel.

As a further description of the above technical solution:

the connecting block is connected with the fixing plate in a sliding mode through the sliding block and the sliding groove, and the sliding groove is formed in the surface of the fixing plate.

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

1. the utility model discloses in, through set up roof and L shaped steel between beam slab and pier stud, and set up the fixed plate through roof and L shaped steel, under the crisscross effect that sets up of extension board, make the user adjust the connecting block through the action bars, thereby make the extension board adjust the distance between roof and the L shaped steel, realize the support installation of roof and L shaped steel between beam slab and pier stud, and through set up supporting spring between two sets of connecting blocks of below, the buffering effect between roof and the L shaped steel has been improved, avoided the bridge to receive the rigidity destruction.

2. The utility model discloses in, through the outer wall installation C shaped steel at the pedestal, under first expansion bolts's effect, make C shaped steel can with the pedestal carry out synchronous installation between beam slab and support stone pad, avoided the repeated trompil to beam slab and support stone pad, the integration of C shaped steel and pedestal has been realized, be convenient for improve bridge construction's wholeness, avoided causing the destruction to the bridge, the security of bridge has been improved, and through setting up expanding spring between C shaped steel and pedestal, make C shaped steel have certain buffering effect at the outer wall of pedestal, the flexibility of C shaped steel has been improved.

Drawings

Fig. 1 is a schematic cross-sectional structural view of an anti-seismic limiting and buffering device for a bridge support in the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

FIG. 3 is a schematic view of a three-dimensional mounting structure of the L-shaped steel of the present invention;

fig. 4 is a schematic perspective view of the middle top plate of the present invention.

Illustration of the drawings:

1. pier studs; 2. a support base cushion stone; 3. a pedestal frame; 4. a beam plate; 5. c-shaped steel; 6. a first expansion bolt; 7. a tension spring; 8. connecting a screw rod; 9. a top plate; 10. a second expansion bolt; 11. a fixing plate; 12. a chute; 13. a slider; 14. connecting blocks; 15. a movable shaft; 16. a support plate; 17. a connecting shaft; 18. a support spring; 19. l-shaped steel; 20. a third expansion bolt; 21. a fourth expansion bolt; 22. a rubber pad; 23. an operating lever.

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. 1-4, the spacing buffer device for bridge beam bearing anti-seismic comprises a pier stud 1, a bearing pad stone 2, a bearing frame 3, a beam plate 4, C-shaped steel 5, a first expansion bolt 6, a telescopic spring 7, a connecting screw 8, a top plate 9, a second expansion bolt 10, a fixed plate 11, a chute 12, a slider 13, a connecting block 14, a movable shaft 15, a support plate 16, a connecting shaft 17, a support spring 18, L-shaped steel 19, a third expansion bolt 20, a fourth expansion bolt 21, a rubber pad 22 and an operating rod 23, wherein the bearing frame 3 is arranged on the surface of the pier stud 1 through the bearing pad stone 2, and the top end of the support frame 3 is connected with a beam plate 4, the two sides of the support frame 3 are provided with C-shaped steel 5, a first expansion bolt 6 above the C-shaped steel 5 passes through the support frame 3 to be connected with the beam plate 4, a first expansion bolt 6 below the C-shaped steel 5 passes through the support frame 3 to be connected with the support base cushion 2, so that the effective fixation of the C-shaped steel 5 is realized, and the support frame 3 and the C-shaped steel 5 are integrally installed by connecting the C-shaped steel 5 with the support frame 3, thereby avoiding repeated drilling of the beam plate 4 and the support base cushion stone 2, ensuring the integral strength of the bridge, and a telescopic spring 7 is arranged between the C-shaped steel 5 and the outer wall of the support frame 3, thereby realizing the buffer when the C-shaped steel 5 is installed, and a top plate 9 is installed on one side above the C-shaped steel 5 through a connecting screw 8, and the top plate 9 is disposed at the bottom end of the girder 4 through a second expansion bolt 10, in consideration of the buffering between the top plate 9 and the girder 4, a rubber pad 22 is embedded on the upper surface of the top plate 9, so that the rubber pad 22 is arranged at the bottom end of the beam plate 4, the rubber pad 22 is ethylene propylene diene monomer, so that low-density high-filling is realized, and the aging resistance is good;

in order to realize the stable installation effect of the top plate 9 and the L-shaped steel 19, the L-shaped steel 19 is connected with one side of the support base cushion stone 2 through a fourth expansion bolt 21, and the bottom surface of the L-shaped steel 19 is connected with the pier stud 1 through a third expansion bolt 20, so that the fixing effect of the L-shaped steel 19 is ensured;

the bottom surface of roof 9 and L shaped steel 19's surface are provided with fixed plate 11 respectively, and be provided with two sets of connecting blocks 14 between two sets of fixed plate 11 respectively, every connecting block 14 of group is connected with extension board 16 through loose axle 15, and two sets of extension boards 16 are the crisscross setting of "X" type, and be connected through connecting axle 17 between two sets of extension boards 16, and simultaneously, for the convenience of customers operate connecting block 14, it is provided with action bars 23 to run through inside two sets of connecting blocks 14 below roof 9, the user of being convenient for drives connecting block 14 through action bars 23 and moves, make two sets of connecting blocks 14 of roof 9 below drive extension board 16 through loose axle 15 and move about.

Furthermore, considering the telescopic effect of the two groups of support plates 16 during movement, and because a certain distance is reserved between the upper and lower groups of connecting blocks 14, in order to ensure the stability of the movement of the support plates 16, a supporting spring 18 is arranged between the two groups of connecting blocks 14 on the surface of the L-shaped steel 19, so that the buffer movement of the two groups of connecting blocks 14 on the surface of the L-shaped steel 19 is realized.

Furthermore, two groups of connecting blocks 14 are respectively arranged between the two groups of fixing plates 11, each group of connecting blocks 14 is slidably connected with the fixing plates 11 through the sliding blocks 13 and the sliding grooves 12, and the sliding grooves 12 are formed in the surfaces of the fixing plates 11, so that the connecting blocks 14 flexibly move on the surfaces of the fixing plates 11, and the connecting blocks 14 can drive the support plates 16 to move conveniently.

The working principle is as follows: during the use, through set up roof 9 and L shaped steel 19 between roof beam 4 and pier stud 1, and set up fixed plate 11 through roof 9 and L shaped steel 19, under the crisscross effect that sets up of extension board 16, make the user can adjust the distance between roof 9 and L shaped steel 19 through connecting block 14, realize roof 9 and L shaped steel 19 to the stable spacing buffering of roof beam 4 and pier stud 1, and be convenient for carry out long-time high-efficient support between roof beam 4 and pier stud 1, and through the installation of C shaped steel 5 at the outer wall of bearing frame 3, under the effect of first expansion bolts 6, make C shaped steel 5 can carry out the synchronous installation between roof beam 4 and support base stone 2 with bearing frame 3, avoided the repeated trompil to roof beam 4 and support base stone 2, be favorable to improving bridge structures's wholeness, bridge safety has been ensured, the quick installation and the stable spacing buffering of device have been realized, the theory of operation of the device just so.

Above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. The utility model provides a be used for spacing buffer of bridge beam supports antidetonation, includes pier stud (1), support stone pad (2), seat frame (3) and beam slab (4), seat frame (3) are installed through support stone pad (2) to the surface of pier stud (1), and the top of seat frame (3) is connected with beam slab (4), its characterized in that: c-shaped steel (5) is arranged on two sides of the support frame (3), the upper side and the lower side of the C-shaped steel (5) are connected with the support frame (3) through first expansion bolts (6), an expansion spring (7) is arranged between the outer side walls of the C-shaped steel (5) and the support frame (3), a top plate (9) is installed on one side above the C-shaped steel (5) through a connecting screw rod (8), and the top plate (9) is arranged at the bottom end of the beam plate (4) through second expansion bolts (10);

one side of the support base cushion stone (2) is provided with L-shaped steel (19) through a fourth expansion bolt (21), and the bottom surface of the L-shaped steel (19) is connected with the pier column (1) through a third expansion bolt (20);

the bottom surface of roof (9) and the surface of L shaped steel (19) are provided with fixed plate (11) respectively, and are provided with two sets of connecting block (14) respectively between two sets of fixed plate (11), every connecting block (14) of group is connected with extension board (16) through loose axle (15).

2. The anti-seismic limiting and buffering device for the bridge bearing according to claim 1, characterized in that: the support plates (16) are arranged in an X-shaped staggered manner, and the two groups of support plates (16) are connected through a connecting shaft (17).

3. The anti-seismic limiting and buffering device for the bridge bearing according to claim 2, wherein: and operating rods (23) penetrate through the two groups of connecting blocks (14) below the top plate (9).

4. The anti-seismic limiting and buffering device for the bridge bearing according to claim 3, wherein: the upper surface of the top plate (9) is embedded with a rubber pad (22), and the rubber pad (22) is arranged at the bottom end of the beam plate (4).

5. The anti-seismic limiting and buffering device for the bridge bearing according to claim 1, characterized in that: and a supporting spring (18) is arranged between two groups of connecting blocks (14) on the surface of the L-shaped steel (19).

6. The anti-seismic limiting and buffering device for the bridge bearing according to claim 3, wherein: the connecting block (14) is connected with the fixing plate (11) in a sliding mode through the sliding block (13) and the sliding groove (12), and the sliding groove (12) is formed in the surface of the fixing plate (11).