CN219568584U - Ultra-high performance geopolymer concrete bridge anti-seismic stop block - Google Patents

Abstract

The utility model discloses an ultra-high performance geopolymer concrete bridge anti-seismic stop block, which belongs to the technical field of bridge engineering and comprises a bridge body, wherein a bridge column is arranged on the bottom surface of the bridge body, square grooves are formed in the upper surface of the bridge column, two ultra-high performance geopolymer concrete bridge stop blocks are fixedly arranged on the upper surface of the bridge column, two strip-shaped grooves are formed in one side surface of each ultra-high performance geopolymer concrete bridge stop block, which is close to each other, clamping blocks are clamped in each strip-shaped groove, and through the matching of the ultra-high performance geopolymer concrete bridge stop blocks, a first rubber block, a first spring and a first damper, the situation that a bridge slides down when an earthquake occurs can be prevented, impact force generated by the earthquake can be buffered, so that the bridge is effectively protected, and the matching of a second rubber block, a second spring and a second damper can enable the damping effect of equipment to be better, so that the practicability of the equipment is greatly improved.

Description

Ultra-high performance geopolymer concrete bridge anti-seismic stop block

Technical Field

The utility model belongs to the technical field of bridge engineering, and particularly relates to an ultra-high performance geopolymer concrete bridge anti-seismic stop block.

Background

In a common girder type bridge, a plate-type rubber support is usually adopted to support on a capping beam, the common girder type bridge plays a very important role, the plate-type rubber support is usually adopted to support on the capping beam, and meanwhile, in order to limit the transverse displacement of a girder under the action of an earthquake, concrete stop blocks are generally arranged on two sides of the capping beam and the abutment of a pier. At present, the abutment concrete stop block is often poured by adopting common concrete, so that when an earthquake or other impact load is met, the abutment plate moves transversely to strike the stop block, the stop block is extremely easy to damage and fail, and further more serious safety accidents are caused.

The utility model provides a through retrieving patent number CN216712707U has disclosed an ultra-high performance geopolymer concrete bridge shock resistance dog, belongs to bridge engineering technical field, and this ultra-high performance geopolymer concrete bridge shock resistance dog includes ultra-high performance geopolymer concrete bridge shock resistance dog, abutment, bridge span box girder, high weather-resistant buffering rubber pad, ultra-high performance geopolymer concrete bridge shock resistance dog is placed at abutment both ends, and bridge span box girder is placed on the abutment, ultra-high performance geopolymer concrete bridge shock resistance dog is provided with a plurality of lugs towards one side of bridge span box girder, and the lug sets up along dog length direction, high weather-resistant buffering rubber pad installs between adjacent lugs, but this dog simply adopts the rubber pad to shock attenuation, leads to the dog to be relatively poor to the shock attenuation effect of bridge, because the shock attenuation effect of bridge is relatively poor when taking place the earthquake, and the vibration that the earthquake produced is very easy to damage the bridge, consequently in order to solve above problem, we provide an ultra-high performance geopolymer bridge shock resistance dog.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an anti-seismic stop block for an ultra-high performance geopolymer concrete bridge, which aims to solve the technical problems that the stop block is only simply damped by a rubber pad, so that the damping effect of the stop block on the bridge is poor, and the bridge body is easily damaged by vibration generated by the earthquake due to the poor damping effect of the bridge when the earthquake occurs.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an ultra-high performance geopolymer concrete bridge antidetonation dog, includes the bridge body, the bottom surface of bridge body is equipped with the bridge post, square recess has been seted up to the upper surface of bridge post, the upper surface fixed mounting of bridge post has two ultra-high performance geopolymer concrete bridge dogs, two the one side that ultra-high performance geopolymer concrete bridge dog is close to each other has all seted up two bar recesses, every the inside of bar recess all the joint has the fixture block, every group the one side that the fixture block is close to each other is all fixedly connected with first rubber piece, two the one side that the first rubber piece is close to each other has all seted up two first cavitys, every the inside of first cavity all is equipped with first attenuator, every the outside of first attenuator all is equipped with first spring.

As the preferable technical scheme of the utility model, the inner bottom wall of the square groove is fixedly connected with an ultra-high performance geopolymer concrete layer, and the thickness of the ultra-high performance geopolymer concrete layer is ten centimeters.

As a preferable technical scheme of the utility model, the upper surface of the ultra-high performance geopolymer concrete layer is fixedly provided with a second rubber block, and the thickness of the second rubber block is fifteen centimeters.

As a preferable technical scheme of the utility model, rubber teeth which are arranged in equal distance are fixedly connected to the upper surface of the second rubber block, and the diameter of each rubber tooth is two centimeters.

As the preferable technical scheme of the utility model, the upper surface of the second rubber block is provided with four second cavities, and the inside of each second cavity is provided with a second damper.

As a preferable technical scheme of the utility model, the outside of each second damper is provided with a second spring, and each first spring and each second spring are made of rigid materials.

The utility model provides an ultra-high performance geopolymer concrete bridge anti-seismic stop block, which comprises the following components

The beneficial effects are that:

according to the utility model, through the matching of the ultra-high performance geopolymer concrete bridge stop block, the first rubber block, the first spring and the first damper, the situation that the bridge slides down when an earthquake occurs can be prevented, and the impact force generated by the earthquake can be buffered, so that the bridge is effectively protected, and the damping effect of the equipment is better through the matching of the second rubber block, the second spring and the second damper, so that the practicability of the equipment is greatly improved.

Drawings

FIG. 1 is a schematic perspective view of an ultra-high performance geopolymer concrete bridge shock-resistant stop block according to the present utility model;

FIG. 2 is a front cross-sectional view of a first rubber block of the ultra-high performance geopolymer concrete bridge seismic block of the present utility model;

FIG. 3 is a top view of a second rubber block in an ultra-high performance geopolymer concrete bridge seismic block of the present utility model;

FIG. 4 is a front cross-sectional view of a second rubber block in an ultra-high performance geopolymer concrete bridge seismic block of the present utility model;

fig. 5 is a top view of a bridge column in an ultra-high performance geopolymer concrete bridge shock stop of the present utility model.

In the figure: 1. a bridge body; 2. a bridge column; 3. square grooves; 4. ultra-high performance geopolymer concrete bridge stops; 5. a strip-shaped groove; 6. a first rubber block; 7. a clamping block; 8. a first cavity; 9. a first spring; 10. a first damper; 11. an ultra-high performance geopolymer concrete layer; 12. a second rubber block; 13. rubber teeth; 14. a second cavity; 15. a second spring; 16. and a second damper.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides an ultra-high performance geopolymer concrete bridge antidetonation dog, including the bridge body 1, the bottom surface of the bridge body 1 is equipped with bridge post 2, square recess 3 has been seted up to the upper surface of bridge post 2, the upper surface fixed mounting of bridge post 2 has two ultra-high performance geopolymer concrete bridge dogs 4, two bar recess 5 have all been seted up to the side that two ultra-high performance geopolymer concrete bridge dogs 4 are close to each other, the inside of every bar recess 5 all the joint has fixture block 7, the equal fixedly connected with first rubber piece 6 of a side that every group fixture block 7 is close to each other, two first cavitys 8 have all been seted up to the side that two first rubber pieces 6 are close to each other, the inside of every first cavity 8 all is equipped with first attenuator 10, the outside of every first attenuator 10 all is equipped with first spring 9.

Wherein, the inner bottom wall of square recess 3 fixedly connected with super high performance geopolymer concrete layer 11, the thickness of super high performance geopolymer concrete layer 11 is ten centimetres, can make the shock attenuation effect of equipment better.

Wherein, the upper surface of ultra-high performance geopolymer concrete layer 11 is fixedly provided with second rubber block 12, and the thickness of second rubber block 12 is fifteen centimeters, can increase the shock attenuation effect of equipment by a wide margin.

The upper surface of the second rubber block 12 is fixedly connected with rubber teeth 13 which are arranged at equal intervals, and the diameter of each rubber tooth 13 is two centimeters, so that the stress of the second rubber block 12 is more uniform.

Four second cavities 14 are formed in the upper surface of the second rubber block 12, and a second damper 16 is disposed in each second cavity 14, so that the bridge body 1 can be prevented from shaking.

The second springs 15 are arranged outside the second dampers 16, and each first spring 9 and each second spring 15 are made of rigid materials, so that the earthquake force generated by the earthquake can be buffered.

Specific use and action of the embodiment:

when the earthquake damping device is used, the ultra-high performance geopolymer concrete bridge stop block 4 is fixedly arranged above the bridge column 2, the strip-shaped groove 5 and the clamping block 7 are used for installing the first rubber block 6, the second rubber block 12 is arranged inside the square groove 3, and when an earthquake occurs, the first spring 9, the second spring 15, the first damper 10 and the second damper 16 are matched, so that the earthquake force generated by the earthquake can be counteracted.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An ultra-high performance geopolymer concrete bridge anti-seismic stop block which is characterized in that: including the bridge body (1), the bottom surface of the bridge body (1) is equipped with bridge column (2), square recess (3) have been seted up to the upper surface of bridge column (2), the upper surface fixed mounting of bridge column (2) has two ultra-high performance geopolymer concrete bridge dog (4), two bar recess (5) have all been seted up to the side that ultra-high performance geopolymer concrete bridge dog (4) is close to each other, every the inside equal joint of bar recess (5) has fixture block (7), every group fixture block (7) are all fixedly connected with first rubber piece (6) each other one side that is close to each other, two first cavity (8) have all been seted up to one side that first rubber piece (6) is close to each other, every the inside of first cavity (8) all is equipped with first attenuator (10), and the outside of every first attenuator (10) all is equipped with first spring (9).

2. The ultra-high performance geopolymer concrete bridge anti-seismic block of claim 1, wherein: the inner bottom wall of the square groove (3) is fixedly connected with an ultra-high performance geopolymer concrete layer (11), and the thickness of the ultra-high performance geopolymer concrete layer (11) is ten centimeters.

3. An ultra high performance geopolymer concrete bridge seismic block according to claim 2, wherein: the upper surface of the ultra-high performance geopolymer concrete layer (11) is fixedly provided with a second rubber block (12), and the thickness of the second rubber block (12) is fifteen centimeters.

4. An ultra high performance geopolymer concrete bridge seismic block according to claim 3, wherein: rubber teeth (13) which are arranged at equal intervals are fixedly connected to the upper surface of the second rubber block (12), and the diameter of each rubber tooth (13) is two centimeters.

5. An ultra high performance geopolymer concrete bridge seismic block according to claim 3, wherein: four second cavities (14) are formed in the upper surface of the second rubber block (12), and second dampers (16) are arranged in the second cavities (14).

6. The ultra-high performance geopolymer concrete bridge anti-seismic block of claim 5, wherein: and a second spring (15) is arranged outside each second damper (16), and each first spring (9) and each second spring (15) are made of rigid materials.