CN216379099U - Bridge anti-seismic buffer device - Google Patents
Bridge anti-seismic buffer device Download PDFInfo
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- CN216379099U CN216379099U CN202123168012.XU CN202123168012U CN216379099U CN 216379099 U CN216379099 U CN 216379099U CN 202123168012 U CN202123168012 U CN 202123168012U CN 216379099 U CN216379099 U CN 216379099U
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Abstract
The utility model discloses a bridge anti-seismic buffer device which comprises a bridge pier and a bridge plate, wherein a first damping assembly is arranged at the top end of the bridge pier and fixedly connected with the bridge plate through a supporting rod, a second damping assembly is arranged at the top of the first damping assembly and positioned on the surface of the supporting rod and comprises an installation ring, an installation rod is arranged on the surface of the installation ring, one end of the installation rod penetrates through the installation ring and extends into the installation ring, the installation rod is connected with the installation ring in a sliding mode, and a supporting plate is fixedly connected to one end of the installation rod. This bridge antidetonation buffer, when the bridge receives vibrations to influence, the vibrations produce with pier vertically power by first spring and second spring absorption consumption, reduce the vibrations of bridge on the horizontal direction, guaranteed the buffering effect between pier and the bridge slab, improved the anti-seismic performance and the security of bridge, prolonged the whole life of bridge.
Description
Technical Field
The utility model relates to the technical field of bridge earthquake resistance, in particular to a bridge earthquake-resistant buffer device.
Background
With the rapid development of economic construction, the rapid development of civil engineering such as railway engineering, highway engineering and municipal engineering is driven, and the engineering can not be separated from the construction of bridges. And the damage of the earthquake to the bridge is more directly lost, so for bridge construction, how to improve the earthquake resistance of the bridge and reduce the slope ring of the bridge caused by the earthquake is very important.
Under the action of earthquake force, a main beam of the bridge constructed in a high-intensity earthquake area can generate great earthquake response in the longitudinal direction and the transverse direction, and the safety of the bridge structure is very adversely affected. The existing bridge anti-seismic buffer device can only meet the anti-seismic buffering in a single direction generally, cannot realize the shock absorption buffering in multiple directions, is poor in using effect and cannot meet actual requirements.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a bridge anti-seismic buffer device, which solves the problems that the existing bridge anti-seismic buffer device cannot realize shock absorption and buffering in multiple directions, has poor using effect and cannot meet actual requirements.
In order to achieve the purpose, the utility model is realized by the following technical scheme: a bridge anti-seismic buffer device comprises a bridge pier and a bridge plate, wherein a first shock absorption assembly is arranged at the top end of the bridge pier, the first damping component is fixedly connected with the bridge plate through a support rod, a second damping component is arranged at the top of the first damping component and positioned on the surface of the support rod, the second shock absorption assembly comprises a mounting ring, a mounting rod is arranged on the surface of the mounting ring, one end of the mounting rod penetrates through the mounting ring and extends into the mounting ring, the mounting rod is connected with the mounting ring in a sliding way, one end of the mounting rod, which is positioned in the mounting ring, is fixedly connected with a supporting plate, a first spring is fixedly connected on one side of the supporting plate close to the mounting ring and positioned on the surface of the mounting rod, the mounting rod is located the outside one end fixedly connected with baffle of collar, the baffle is close to one side of collar and is located the fixed surface of mounting rod and is connected with the second spring.
Preferably, the surface of the mounting ring is fixedly connected with a protective cylinder on the outer ring of the mounting rod, and the baffle is connected with the inner wall of the protective cylinder in a sliding manner.
Preferably, first damper includes an installation section of thick bamboo, the bottom of bracing piece runs through an installation section of thick bamboo and extends to the inside of an installation section of thick bamboo, the inner wall sliding connection of an installation section of thick bamboo has the movable block, the top of movable block and the bottom fixed connection of bracing piece.
Preferably, the sliding grooves are formed in the two sides of the inner wall of the mounting cylinder, the sliding blocks are connected to the inner wall of the sliding grooves in a sliding mode, and the sliding blocks are fixedly connected with the movable blocks.
Preferably, the bottom fixedly connected with shock attenuation reed of installation section of thick bamboo inner wall, the top of shock attenuation reed and the bottom fixed connection of movable block, just be located the fixed third spring that all is provided with in both sides of shock attenuation reed between the bottom of movable block and the bottom of installation section of thick bamboo inner wall.
Preferably, the top end of the supporting rod is fixedly connected with a damping block, and the top of the damping block is fixedly connected with the bottom of the bridge plate.
Advantageous effects
The utility model provides a bridge anti-seismic buffer device. Compared with the prior art, the method has the following beneficial effects:
(1) the anti-seismic bridge buffering device is fixedly connected with a bridge plate through a supporting rod by a first damping component, a second damping component is arranged at the top of the first damping component and on the surface of the supporting rod, the second damping component comprises a mounting ring, a mounting rod is arranged on the surface of the mounting ring, one end of the mounting rod penetrates through the mounting ring and extends into the mounting ring, the mounting rod is in sliding connection with the mounting ring, a supporting plate is fixedly connected to one end of the mounting rod, which is positioned in the mounting ring, a first spring is fixedly connected to one side of the supporting plate, which is close to the mounting ring, and on the surface of the mounting rod, a baffle is fixedly connected to one end of the mounting rod, which is positioned outside the mounting ring, a second spring is fixedly connected to one side of the baffle, which is close to the mounting ring, and on the surface of the mounting rod, and when the bridge is influenced by vibration, the force vertical to a bridge pier generated by the vibration is absorbed and consumed by the first spring and the second spring, reduce the vibrations of bridge on the horizontal direction, guaranteed the buffering effect between pier and the bridge slab, improved the anti-seismic performance and the security of bridge, prolonged the whole life of bridge.
(2), this bridge antidetonation buffer, including the installation section of thick bamboo through first damper assembly, the bottom of bracing piece runs through the installation section of thick bamboo and extends to the inside of installation section of thick bamboo, the inner wall sliding connection of installation section of thick bamboo has the movable block, the top of movable block and the bottom fixed connection of bracing piece, the spout has all been seted up to the both sides of installation section of thick bamboo inner wall, the inner wall sliding connection of spout has the slider, slider and movable block fixed connection, the bottom fixedly connected with shock attenuation reed of installation section of thick bamboo inner wall, the top of shock attenuation reed and the bottom fixed connection of movable block, just be located the fixed third spring that all is provided with in both sides of shock attenuation reed between the bottom of movable block and the bottom of installation section of thick bamboo inner wall, the movable block is under the cooperation of shock attenuation reed and third spring, will shake the ascending power absorption consumption of vertical side, the vibrations of bridge in vertical side have significantly reduced, alleviate the harm of bridge vibrations to the bridge.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a cross-sectional view of a first shock absorbing assembly according to the present invention;
FIG. 4 is a partial cross-sectional view of a second shock absorbing assembly according to the present invention;
figure 5 is a top cross-sectional view of a second shock absorbing assembly according to the present invention.
In the figure: the damping device comprises a bridge pier 1, a bridge plate 2, a first damping component 3, a mounting cylinder 31, a movable block 32, a sliding groove 33, a sliding block 34, a damping reed 35, a third spring 36, a supporting rod 4, a second damping component 5, a mounting ring 51, a mounting rod 52, a supporting plate 53, a first spring 54, a baffle 55, a second spring 56, a protective cylinder 57 and a damping block 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a bridge anti-seismic buffer device comprises a bridge pier 1 and a bridge slab 2, wherein a first shock absorption assembly 3 is arranged at the top end of the bridge pier 1, the first shock absorption assembly 3 comprises an installation cylinder 31, the installation cylinder 31 and the top of the bridge pier 1 are cast into a whole by concrete, the bottom end of a support rod 4 penetrates through the installation cylinder 31 and extends into the installation cylinder 31, the inner wall of the installation cylinder 31 is slidably connected with a movable block 32, the top end of the movable block 32 is fixedly connected with the bottom end of the support rod 4, sliding grooves 33 are respectively arranged at two sides of the inner wall of the installation cylinder 31, a sliding block 34 is slidably connected with the inner wall of each sliding groove 33, each sliding block 34 is fixedly connected with each movable block 32, the bottom end of the inner wall of the installation cylinder 31 is fixedly connected with a shock absorption reed 35, the top end of each shock absorption reed 35 is fixedly connected with the bottom end of each movable block 32, third springs 36 are respectively fixedly arranged between the bottom end of each movable block 32 and the bottom end of the inner wall of the installation cylinder 31 and at two sides of each shock absorption reed 35, the top end of a third spring 36 is fixedly connected with the bottom of the movable block 32, the bottom end of the third spring 36 is fixedly connected with the bottom of the inner wall of the mounting cylinder 31, the first shock absorption component 3 is fixedly connected with the bridge plate 2 through a support rod 4, the top end of the support rod 4 is fixedly connected with a damping block 6, the top end of the damping block 6 is fixedly connected with the bottom of the bridge plate 2, the top of the first shock absorption component 3 and the surface of the support rod 4 are provided with a plurality of second shock absorption components 5, each second shock absorption component 5 comprises a mounting ring 51, the bottom end of the mounting ring 51 is fixedly connected with the top end of the mounting cylinder 31, the surface of the mounting ring 51 is provided with a plurality of mounting rods 52, the mounting rods 52 are equidistantly arranged along the circumferential direction of the mounting ring 51, one end of each mounting rod 52 penetrates through the mounting ring 51 and extends into the mounting ring 51, the mounting rods 52 are slidably connected with the mounting ring 51, one end of each mounting rod 52, which is positioned in the mounting ring 51, is fixedly connected with a support plate 53, the supporting plate 53 is arc-shaped, the supporting plate 53 is close to one side of the mounting ring 51 and is located the first spring 54 of fixed surface of the mounting rod 52, one end of the first spring 54 far away from the supporting plate 53 is fixedly connected with the inner wall of the mounting ring 51, the mounting rod 52 is located the one end fixedly connected with baffle 55 outside the mounting ring 51, the surface of the mounting ring 51 is located the outer ring fixedly connected with protection cylinder 57 of the mounting rod 52, the baffle 55 is slidably connected with the inner wall of the protection cylinder 57, the baffle 55 is close to one side of the mounting ring 51 and is located the fixed surface of the mounting rod 52 and is connected with the second spring 56, one end of the second spring 56 far away from the baffle 55 is fixedly connected with the surface of the mounting ring 51.
During the use, during the installation, with the top of installation section of thick bamboo 1 and pier 1 as an organic whole by concrete placement, pass through damping piece 6 and the bottom fixed connection of bridge slab 2 with the top of bracing piece 4 again, the bottom fixed connection of installing ring 51 cover is established on the surface of bracing piece 4 and the bottom of installing ring 51 and installation section of thick bamboo 31, when the bridge receives vibrations, the ascending power of vertical direction is absorbed most through shock attenuation reed 35 and third spring 36, the vibrations of bridge on vertical direction have significantly reduced, alleviate the harm of vibrations to the bridge, vibrations on the horizontal direction are transmitted for first spring 54 and second spring 56 through backup pad 53, absorb the consumption by first spring 54 and second spring 56, reduce the vibrations of bridge on the horizontal direction, further reduce the harm that vibrations brought the bridge.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bridge antidetonation buffer, includes pier (1) and bridge slab (2), its characterized in that: a first damping component (3) is arranged at the top end of the pier (1), the first damping component (3) is fixedly connected with the bridge plate (2) through a support rod (4), and a second damping component (5) is arranged at the top of the first damping component (3) and on the surface of the support rod (4);
the second damper (5) comprises a mounting ring (51), a mounting rod (52) is arranged on the surface of the mounting ring (51), one end of the mounting rod (52) penetrates through the mounting ring (51) and extends to the inside of the mounting ring (51), the mounting rod (52) is in sliding connection with the mounting ring (51), the mounting rod (52) is located on one end of the mounting ring (51) and is fixedly connected with a supporting plate (53), the supporting plate (53) is close to one side of the mounting ring (51) and is located on a surface of the mounting rod (52) and is fixedly connected with a first spring (54), the mounting rod (52) is located on one end of the mounting ring (51) and is fixedly connected with a baffle (55), and the baffle (55) is close to one side of the mounting ring (51) and is located on a surface of the mounting rod (52) and is fixedly connected with a second spring (56).
2. A bridge earthquake-proof buffering device according to claim 1, characterized in that: the surface of the mounting ring (51) is fixedly connected with a protective cylinder (57) on the outer ring of the mounting rod (52), and the baffle (55) is connected with the inner wall of the protective cylinder (57) in a sliding manner.
3. A bridge earthquake-proof buffering device according to claim 1, characterized in that: first damper (3) are including installation section of thick bamboo (31), the bottom of bracing piece (4) runs through installation section of thick bamboo (31) and extends to the inside of installation section of thick bamboo (31), the inner wall sliding connection of installation section of thick bamboo (31) has movable block (32), the top of movable block (32) and the bottom fixed connection of bracing piece (4).
4. A bridge earthquake-proof buffering device according to claim 3, characterized in that: spout (33) have all been seted up to the both sides of installation section of thick bamboo (31) inner wall, the inner wall sliding connection of spout (33) has slider (34), slider (34) and movable block (32) fixed connection.
5. A bridge earthquake-proof buffering device according to claim 3, characterized in that: the bottom fixedly connected with shock attenuation reed (35) of installation section of thick bamboo (31) inner wall, the top of shock attenuation reed (35) and the bottom fixed connection of movable block (32), just be located the fixed third spring (36) that all is provided with in both sides of shock attenuation reed (35) between the bottom of movable block (32) and the bottom of installation section of thick bamboo (31) inner wall.
6. A bridge earthquake-proof buffering device according to claim 1, characterized in that: the top end of the supporting rod (4) is fixedly connected with a damping block (6), and the top of the damping block (6) is fixedly connected with the bottom of the bridge plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123168012.XU CN216379099U (en) | 2021-12-16 | 2021-12-16 | Bridge anti-seismic buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123168012.XU CN216379099U (en) | 2021-12-16 | 2021-12-16 | Bridge anti-seismic buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216379099U true CN216379099U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123168012.XU Active CN216379099U (en) | 2021-12-16 | 2021-12-16 | Bridge anti-seismic buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216379099U (en) |
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2021
- 2021-12-16 CN CN202123168012.XU patent/CN216379099U/en active Active
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