CN220619767U - Anti-seismic device for bridge - Google Patents
Anti-seismic device for bridge Download PDFInfo
- Publication number
- CN220619767U CN220619767U CN202321495994.XU CN202321495994U CN220619767U CN 220619767 U CN220619767 U CN 220619767U CN 202321495994 U CN202321495994 U CN 202321495994U CN 220619767 U CN220619767 U CN 220619767U
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- Prior art keywords
- plate
- bottom plate
- rubber
- top cover
- rubber support
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- 230000035939 shock Effects 0.000 claims abstract description 37
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 abstract description 14
- 238000010521 absorption reaction Methods 0.000 abstract description 11
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of bridges, and particularly relates to an anti-seismic device for a bridge, which comprises a top cover, a bottom plate, shock absorption seats and protection components, wherein the shock absorption seats and the protection components are arranged between the top cover and the bottom plate, the four protection components are arranged in a mutually opposite way, a rectangular space is formed in the central part of the protection component, the shock absorption seats are wrapped in the rectangular space, and the protection components comprise sleeve plates, expansion plates and sliding blocks. The aim is that: when installing anti-seismic device, through the protective component, the protective component can pack the rubber support and press from both sides, makes the rubber support can not with external direct contact to the protective component can play the purpose of stopping humid gas and rainwater, thereby make the rubber support can not damage because of the damp, further improved the shock attenuation effect of rubber support, prolonged the life of rubber support.
Description
Technical Field
The utility model belongs to the technical field of bridges, and particularly relates to an anti-seismic device for a bridge.
Background
The bridge is also an infrastructure in daily life, and the seismic performance of the bridge becomes a part of the design of the bridge. The reasonable and effective anti-seismic measures are generally to arrange anti-seismic supports between the main beams and the bridge piers, and the supports are structural vibration damping elements which are widely applied in engineering construction, particularly bridge engineering, and not only transmit the gravity of the upper middle structures of bridges and other building structures to the lower structures of the bridge piers, upright posts and the like, but also have the functions of vibration damping and earthquake resistance.
The traditional shock-proof device is single in most structure, the common shock-proof device plays the absorbing effect through addding the spring in most, but the spring can lose elasticity gradually along with the lapse of time, then need change the spring in the time, waste time and energy, therefore the rubber backing plate of stereoplasm then becomes most user's preferred shock attenuation instrument, when using, play shock attenuation resistance to compression through the elasticity of rubber board, however, current rubber backing plate is exposed in the external world in most when using, make the rubber pad have the risk of being corroded by rainwater or humid air, thereby make the shock attenuation effect of rubber pad reduce, the life of rubber pad has been shortened.
Disclosure of Invention
In view of the above, the utility model provides an anti-seismic device for a bridge, which aims to prevent the rubber support from directly contacting with the outside by wrapping the rubber support by a protection component when the anti-seismic device is installed, and the protection component can play a role in blocking moist gas and rainwater, so that the rubber support is not damaged due to damp, the damping effect of the rubber support is further improved, and the service life of the rubber support is prolonged.
The technical scheme adopted by the utility model is as follows:
the utility model provides a shock-proof device for bridge, includes top cap, bottom plate, shock mount and protection subassembly all set up between top cap and bottom plate, wherein, protection subassembly is equipped with four, four mutually opposite sets up between the protection subassembly, makes protection subassembly's central part appear a rectangle space to the shock mount is by the package clamp in the rectangle space.
As the preferable technical scheme, the protection component comprises a sleeve plate, a telescopic plate and a sliding block, wherein the sliding block is fixed at the tops of the sleeve plate and the telescopic plate, and the telescopic plate is movably arranged inside the sleeve plate in a penetrating mode.
Further, the top cover and the bottom plate are respectively provided with a sliding groove, the sliding blocks are in butt joint in the sliding grooves, the sliding blocks and the sliding grooves are respectively provided with a jack, and the jacks are internally provided with second screws in a penetrating mode.
Further, a first screw rod is arranged between the top cover and the bottom plate, and the first screw rod is arranged on the top cover and the bottom plate in a penetrating way.
Further, the sleeve plate is provided with a telescopic groove, so that the telescopic plate is movably butted inside the sleeve plate through the telescopic groove, and a buffer assembly is arranged inside the sleeve plate.
As the preferable technical scheme, the buffer assembly comprises a pressing plate and a pressure spring, wherein the pressing plate is in butt joint with the bottom of the expansion plate, and the pressure spring is connected with the pressing plate and the bottom of the expansion groove.
Further, the shock mount comprises a rubber support and a plurality of rubber nails, wherein the rubber support is fixed on the shock mount, and the rubber nails are distributed on the rubber support in parallel and equidistantly.
Further, the rubber support is located between the top cover and the bottom plate, so that the top cover, the rubber support, the shock absorbing seat and the bottom plate can be distributed in sequence.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. when installing anti-seismic device, through the protective component, the protective component can pack the rubber support and press from both sides, makes the rubber support can not with external direct contact to the protective component can play the purpose of stopping humid gas and rainwater, thereby make the rubber support can not damage because of the damp, further improved the shock attenuation effect of rubber support, prolonged the life of rubber support.
2. When the protection component is used, the buffer component can provide the function of buffering vertical direction pressure for the top cover and the bottom plate, so that the protection component is not easy to break when being stressed, the flexibility of the protection component is increased, the durability of the protection component can be improved when the auxiliary compression resistance is provided for the anti-seismic device, the anti-seismic effect of the device is further improved, and the protection capability of the rubber support is enhanced.
3. Through spout and the slider that sets up, make the installation or the dismantlement that protection component can be quick to make the change protection component that the user can be quick, improved the maintenance efficiency to the device.
Drawings
The utility model will now be described by way of example and with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of an earthquake-resistant apparatus for a bridge according to an embodiment of the present application;
FIG. 2 is a schematic view of an enlarged structure at A in FIG. 1 provided in accordance with an embodiment of the present application;
FIG. 3 is a schematic structural view of a base plate according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural view of a protective structure according to an embodiment of the present disclosure;
fig. 5 is a schematic view of an internal structure of a protection component according to an embodiment of the present application.
A top cover-1; a base plate-2; a first screw-3; a chute-4; a protective component-5; a slide block-6; a second screw-7; rubber support-8; rubber nails-9; a sleeve plate-10; a telescopic plate-11; a telescopic groove-12; a compression spring-13; a pressing plate-14; shock mount-15.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, 3 and 4, the application discloses an anti-seismic device for a bridge, comprising:
the anti-vibration device comprises a top cover 1, a bottom plate 2, a shock absorption seat 15 and a protection component 5, wherein the shock absorption seat 15 and the protection component 5 are arranged between the top cover 1 and the bottom plate 2, four protection components 5 are arranged in a mutually opposite mode, a rectangular space is formed in the center of the protection component 5, and the shock absorption seat 15 is wrapped and clamped in the rectangular space; in the prior art, the common damping device plays the damping effect through addding the spring in most, but the spring can lose elasticity gradually along with the lapse of time, then need change the spring, waste time and energy, therefore the rubber backing plate of stereoplasm then becomes most user's preferred shock attenuation instrument, when using, play the effect of shock attenuation resistance to compression through the elasticity of rubber slab, however, current rubber backing plate is exposed in the external world in most when using, make the rubber pad have the risk of being corroded by rainwater or humid air, thereby make the shock attenuation effect of rubber pad reduce, the life of rubber pad has been shortened.
The embodiment provides an improvement scheme, specifically, including top cap 1, bottom plate 2, shock attenuation seat 15 and protection subassembly 5 all set up between top cap 1 and bottom plate 2, wherein, protection subassembly 5 is equipped with four, four mutually opposite sets up between the protection subassembly 5, makes the central part of protection subassembly 5 appear a rectangle space to shock attenuation seat 15 is by the package clamp in the rectangle space.
The working principle is as follows: when installing anti-seismic device, through the protective component 5, protective component 5 can wrap up rubber support 8, makes rubber support 8 can not with external direct contact to protective component 5 can play the purpose of stopping humid gas and rainwater, thereby makes rubber support 8 can not damage because of the wet, further improved the shock attenuation effect of rubber support 8, prolonged rubber support 8's life.
Example two
Referring to fig. 1-2, on the basis of the first embodiment, the present embodiment provides an implementation manner of a protection component 5, specifically, the protection component 5 includes a sleeve plate 10, a telescopic plate 11 and a sliding block 6, the sliding block 6 is fixed at the top of the sleeve plate 10 and the telescopic plate 11, the telescopic plate 11 movably penetrates through the sleeve plate 10, the top cover 1 and the bottom plate 2 are both provided with a sliding chute 4, the sliding block 6 is butted in the sliding chute 4, wherein jacks are respectively arranged in the sliding block 6 and the sliding chute 4, and a second screw 7 penetrates through the jacks.
The working principle is as follows: when in use, a user can slide the sliding block 6 into the sliding groove 4, so that the sleeve plate 10 and the expansion plate 11 can slide between the top cover 1 and the bottom plate 2, then the second screw rod 7 is used for fixing the sliding block 6, the protective component 5 can be fixed on the inner sides of the top plate 1 and the bottom plate 2, then the user can sequentially fix the other three protective components 5 through the method, and the rubber support 8 can be wrapped and clamped inside the protective component 5, the top cover 1 and the bottom plate 2, so that protection is provided for the rubber support 8, and the damage rate of the rubber support 8 is further reduced.
In this embodiment, through the spout 4 and the slider 6 that set up, make the installation or the dismantlement that protection subassembly 5 can be quick to make the user change protection subassembly 5 that can be quick, improved the maintenance efficiency to the device.
Example III
Referring to fig. 4-5, based on the first embodiment and the second embodiment, the present embodiment provides another preferred technical solution, specifically, the sleeve plate 10 is provided with a telescopic slot 12, so that the telescopic plate 11 is movably abutted inside the sleeve plate 10 through the telescopic slot 12, where a buffer assembly is provided inside the sleeve plate 10, the buffer assembly includes a pressing plate 14 and a pressure spring 13, the pressing plate 14 is abutted to the bottom of the telescopic plate 11, and the pressure spring 13 is connected with the pressing plate 14 and the bottom of the telescopic slot 12.
The working principle is as follows: when the anti-vibration device is used, in an initial state, the pressure springs 13 are in an extending state, so that most of the area of the expansion plate 11 can be distributed above the sleeve plate 10, then when pressure is transmitted from the top cover 1, the expansion plate 11 can provide the pressure plates 14 to press the pressure springs 13, so that the pressure springs 13 can start to shrink, the expansion plate 11 can shrink into the expansion grooves 12, the top cover 1 and the bottom plate 2 are provided with the function of buffering the pressure in the vertical direction, the protection assembly 5 is not easy to break when being subjected to pressure, the flexibility of the protection assembly 5 is increased, the durability of the protection assembly 5 can be improved while auxiliary pressure resistance is provided for the anti-vibration device, the anti-vibration effect of the device is further improved, and the protection capability of the rubber support 8 is enhanced.
In this embodiment, in order to prevent the expansion plate 11 from easily coming out of the expansion groove 12, the diameter of the opening of the expansion groove 12 is smaller than the diameter of the bottom of the expansion plate 11.
In this embodiment, the force bearing points between the protection component 5 and the top cover 1 and the bottom plate 2 are increased by dividing the protection component 5 into a plurality of modes, so that the pressure can be dispersed, and the compression and shock absorption effects of the device are further improved.
Example IV
Referring to fig. 1 and 3, based on the first, second and third embodiments, the present embodiment provides another preferred technical solution, specifically, a first screw 3 is disposed between the top cover 1 and the bottom plate 2, and the first screw 3 is disposed on the top cover 1 and the bottom plate 2 in a penetrating manner, the shock mount 15 includes a rubber mount 8 and a plurality of rubber nails 9, the rubber mount 8 is fixed on the shock mount 15, and the plurality of rubber nails 9 are distributed on the rubber mount 8 in parallel and equidistant manner, and the rubber mount 8 is located between the top cover 1 and the bottom plate 2, so that the top cover 1, the rubber mount 8, the shock mount 15 and the bottom plate 2 can be distributed in sequence.
The working principle is as follows: when the device is used, a user can firstly install the shock absorption seat 15 on the bottom plate 2, then install the rubber support 8 on the shock absorption seat 15, then cover the top cover 1 on the rubber support 8, slide the protection component 5 between the top cover 1 and the bottom plate 2 and fix the top cover 1 and the bottom plate 2 through the second screw rod 7, then fix the top cover 1 and the bottom plate 2 through the first screw rod 3, so that the installation is completed, then when the device is used, the rubber support 8 can play a role in shock absorption and compression resistance through the elasticity of the rubber support 8, and the stress area can be increased through the plurality of rubber nails 9, so that the compression resistance and shock absorption performance of the device are further improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a shock-proof device for bridge, includes top cap (1), bottom plate (2), shock mount (15) and protection subassembly (5), its characterized in that, shock mount (15) and protection subassembly (5) all set up between top cap (1) and bottom plate (2), wherein, protection subassembly (5) are equipped with four, four mutually opposite sets up between protection subassembly (5), make the central part of protection subassembly (5) appear a rectangle space to shock mount (15) are by the package clamp in the rectangle space, protection subassembly (5) are including sleeve plate (10), expansion plate (11) and slider (6), the top at sleeve plate (10) and expansion plate (11) is fixed to slider (6), and expansion plate (11) activity wears to establish inside sleeve plate (10).
2. The anti-seismic device for bridges according to claim 1, wherein the top cover (1) and the bottom plate (2) are provided with sliding grooves (4), the sliding blocks (6) are butted in the sliding grooves (4), jacks are arranged in the sliding blocks (6) and the sliding grooves (4), and the second screw rods (7) are arranged in the jacks in a penetrating mode.
3. The anti-seismic device for bridges according to claim 1, wherein a first screw (3) is arranged between the top cover (1) and the bottom plate (2), and the first screw (3) is arranged on the top cover (1) and the bottom plate (2) in a penetrating manner.
4. The anti-seismic device for bridges according to claim 1, wherein the sleeve plate (10) is provided with a telescopic groove (12), so that the telescopic plate (11) is movably butted inside the sleeve plate (10) through the telescopic groove (12), and a buffer component is arranged inside the sleeve plate (10).
5. The anti-seismic device for bridges according to claim 4, wherein the buffer assembly comprises a pressing plate (14) and a pressure spring (13), the pressing plate (14) is abutted to the bottom of the expansion plate (11), and the pressure spring (13) is connected with the pressing plate (14) and the bottom of the expansion groove (12).
6. The anti-seismic device for bridges according to claim 1, wherein the shock absorbing seat (15) comprises a rubber seat (8) and a plurality of rubber nails (9), the rubber seat (8) is fixed on the shock absorbing seat (15), and the plurality of rubber nails (9) are distributed on the rubber seat (8) in parallel and equidistant.
7. The anti-seismic device for bridges according to claim 6, wherein the rubber support (8) is located between the top cover (1) and the bottom plate (2), so that the top cover (1), the rubber support (8), the shock absorbing seat (15) and the bottom plate (2) can be distributed in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321495994.XU CN220619767U (en) | 2023-06-12 | 2023-06-12 | Anti-seismic device for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321495994.XU CN220619767U (en) | 2023-06-12 | 2023-06-12 | Anti-seismic device for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220619767U true CN220619767U (en) | 2024-03-19 |
Family
ID=90230598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321495994.XU Active CN220619767U (en) | 2023-06-12 | 2023-06-12 | Anti-seismic device for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220619767U (en) |
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2023
- 2023-06-12 CN CN202321495994.XU patent/CN220619767U/en active Active
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