CN220746556U - Bridge shock-proof buffer device - Google Patents
Bridge shock-proof buffer device Download PDFInfo
- Publication number
- CN220746556U CN220746556U CN202321938271.2U CN202321938271U CN220746556U CN 220746556 U CN220746556 U CN 220746556U CN 202321938271 U CN202321938271 U CN 202321938271U CN 220746556 U CN220746556 U CN 220746556U
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- fixedly connected
- fixing bolt
- plate
- upper plate
- damping
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- 238000013016 damping Methods 0.000 claims abstract description 34
- 230000035939 shock Effects 0.000 claims description 26
- 239000006096 absorbing agent Substances 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to the technical field of damping devices and discloses a bridge damping device, which comprises a lower plate and a horizontal damper body, wherein screw holes are uniformly distributed on two sides of the surface of the lower plate from left to right, fixing bolts used for splicing are arranged in the screw holes, one side of the surface of each fixing bolt is threaded through an upper gasket, the other side of the surface of each fixing bolt is threaded through a lower gasket, one end of each fixing bolt is threaded through a nut, and the surfaces of the lower plate are uniformly distributed in a rectangular array and fixedly connected with a first-stage damping component. According to the bridge vibration-proof buffer device, through the arrangement of the fixing bolt, the upper gasket, the lower gasket and the nut, the upper gasket is sleeved on the surface of the fixing bolt, the fixing bolt is screwed into the threaded hole on the lower plate and the upper plate assembly, the fixing bolt is screwed down, the lower gasket and the nut are sleeved after the fixing bolt is screwed down, the fixing bolt is fixed, and the condition that the bolt loosens due to long-time work of the device is avoided.
Description
Technical Field
The utility model relates to the technical field of damping devices, in particular to a bridge damping device.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and can smoothly pass vehicles, pedestrians and the like, is also an architecture which is erected to span mountain, poor geology or meet other traffic requirements and is more convenient to pass, and is easy to be affected by vibration in the using and bearing process, so that a vibration-proof buffer device is usually arranged between a bridge pier and the bridge for buffering and damping the vibration force suffered by the bridge when the bridge is designed and built.
In the vibration-proof buffer device for bridge design disclosed in the publication No. CN215668977U, although the strip plate is slidably arranged in the mounting frame, the rotating rod is rotated to drive the wedge-shaped head to relatively move, and the wedge-shaped head is propped against the rack on the strip plate, so that the strip plate can be firmly mounted in the mounting frame, and the vibration-proof buffer mechanisms with different numbers can be mounted according to the specification of bridge beams, thereby improving the applicability of the device.
However, this shock-absorbing buffer device for bridge design has the following drawbacks:
(1) The bolt can be loosened after long-time use, so that the stability of the device is reduced;
(2) Vibration energy transmitted in different directions is inconvenient to absorb, vibration in a single direction can be absorbed, and the effect of vibration absorption in different directions is poor.
Disclosure of Invention
(one) solving the technical problems
The utility model solves the technical problems that the bridge vibration-proof buffer device has higher practicability and simpler structure through simple operation, and solves the problems that the bolt provided in the background art can cause the bolt to loosen after being used for a long time and the vibration energy transmitted in different directions is inconvenient to absorb.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a bridge buffer that takes precautions against earthquakes, includes hypoplastron and horizontal shock absorber body, the screw hole has been seted up from left to right evenly distributed to both sides of hypoplastron surface, the inside in screw hole is provided with the fixing bolt that is used for the concatenation, one side screw thread on fixing bolt surface runs through has the gasket, the opposite side screw thread on fixing bolt surface runs through has the lower gasket, fixing bolt's one end screw thread runs through has the nut, the surface of hypoplastron is rectangular array evenly distributed fixedly connected with one-level damper, one end fixedly connected with fixed plate of one-level damper, the fixed surface mounting of fixed plate has the horizontal shock absorber body, one side fixedly connected with damping pole of one of them fixed plate, the other end fixedly connected with of damping pole in one side of another fixed plate wherein.
Optionally, the top fixedly connected with upper plate subassembly of horizontal shock absorber body, the both sides on upper plate subassembly surface are provided with the same structure with fixing bolt from left to right evenly distributed, and this upper plate subassembly is used for carrying out concatenation and elementary shock attenuation.
Optionally, the upper plate assembly includes the first upper plate of top fixedly connected with of horizontal shock absorber body, the fixed surface of first upper plate is connected with the rubber pad, the fixed surface of rubber pad is connected with the second upper plate, and this rubber pad is used for buffering vibration energy.
Optionally, the edge of lower plate surface both sides all fixedly connected with second grade damper, second grade damper's one side is fixed in the bottom of upper plate subassembly, and this second grade damper is used for carrying out supplementary shock attenuation.
Optionally, the second grade damper includes the edge of hypoplastron surface both sides all fixedly connected with first curb plate, the surface fixedly connected with sheet rubber of first curb plate, the surface fixedly connected with second curb plate of sheet rubber, this sheet rubber is used for buffering.
Optionally, the first-level damper comprises a spring fixedly connected with the surface of the lower plate in a rectangular array uniformly distributed mode, and a damper piston rod is sleeved in the spring and used for buffering and ensuring that the spring is not bent.
(III) beneficial effects
The utility model provides a bridge shockproof buffer device, which has the following beneficial effects:
1. this bridge buffer that takes precautions against earthquakes, through fixing bolt, go up the setting of gasket, lower gasket and nut, embolia the gasket on fixing bolt's surface, screw fixing bolt into the screw hole on hypoplastron and the upper plate subassembly, screw up fixing bolt, embolia lower gasket and nut after screwing up, it is fixed with fixing bolt, avoid the device to work for a long time to cause the condition emergence that fixing bolt is not hard up, improved the stability of device.
2. This bridge buffer that takes precautions against earthquakes through the setting of one-level damper and horizontal shock absorber body, when producing vibrations in the vertical direction, one-level damper absorbs the shock in the vertical direction, when producing vibrations in the horizontal direction, horizontal shock absorber body subdue the vibrations on the horizontal direction, and a plurality of directions weaken vibrations, the effectual absorbing effect that has strengthened.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the upper plate assembly of the present utility model;
FIG. 3 is a schematic view of a split structure of the present utility model;
FIG. 4 is a schematic view of a secondary shock absorbing assembly according to the present utility model.
In the figure: 1. a lower plate; 2. a fixing bolt; 3. a gasket is arranged on the upper part; 4. a lower gasket; 5. a nut; 6. a primary shock absorbing assembly; 601. a spring; 602. a damping piston rod; 7. a fixing plate; 8. a horizontal shock absorber body; 9. a damping rod; 10. an upper plate assembly; 1001. a first upper plate; 1002. a rubber pad; 1003. a second upper plate; 12. a secondary shock absorbing assembly; 1201. a first side plate; 1202. a rubber sheet; 1203. and a second side plate.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present 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.
Referring to fig. 1 to 4, the present utility model provides a technical solution: a vibration-proof buffer device for a bridge comprises a lower plate 1 and a horizontal shock absorber body 8, wherein screw holes are uniformly distributed on two sides of the surface of the lower plate 1 from left to right, a fixing bolt 2 used for splicing is arranged in the screw holes, an upper gasket 3 is penetrated through one side screw thread of the surface of the fixing bolt 2, a lower gasket 4 is penetrated through the other side screw thread of the surface of the fixing bolt 2, a nut 5 is penetrated through one end screw thread of the fixing bolt 2, the upper gasket 3 is sleeved on the surface of the fixing bolt 2 through the arrangement of the fixing bolt 2, the fixing bolt 2 is screwed into the screw holes on the lower plate 1 and an upper plate assembly 10, the fixing bolt 2 is screwed, the lower gasket 4 and the nut 5 are sleeved after the screwing, the fixing bolt 2 is fixed, the device is stably installed at a working position, the condition that the fixing bolt 2 is loosened due to long-time working of the device is avoided, the stability of the device is improved, the surface of the lower plate 1 is uniformly distributed and fixedly connected with the primary shock absorption component 6 in a rectangular array, one end of the primary shock absorption component 6 is fixedly connected with the fixing plate 7, the surface of the fixing plate 7 is fixedly provided with the horizontal shock absorber body 8, when vibration is generated in the vertical direction, the primary shock absorption component 6 absorbs the vibration in the vertical direction, when vibration is generated in the horizontal direction, the horizontal shock absorption component 8 absorbs the vibration in the horizontal direction, the vibration is weakened in multiple directions, the shock absorption effect is effectively enhanced, one side of one fixing plate 7 is fixedly connected with the damping rod 9, and the other end of the damping rod 9 is fixedly connected with one side of the other fixing plate 7;
the top of the horizontal shock absorber body 8 is fixedly connected with an upper plate assembly 10, the two sides of the surface of the upper plate assembly 10 are uniformly distributed with the same structure as the fixing bolts 2 from left to right, and the splicing and primary shock absorption effects are achieved through the arrangement of the upper plate assembly 10;
the upper plate assembly 10 comprises a first upper plate 1001 fixedly connected to the top of the horizontal damper body 8, a rubber pad 1002 fixedly connected to the surface of the first upper plate 1001, and a second upper plate 1003 fixedly connected to the surface of the rubber pad 1002, wherein the function of buffering vibration energy is achieved through the arrangement of the rubber pad 1002;
the edges of the two sides of the surface of the lower plate 1 are fixedly connected with the secondary damping components 12, one side of the secondary damping components 12 is fixed at the bottom of the upper plate component 10, and the secondary damping components 12 play a role in auxiliary damping;
the two-stage damping component 12 comprises a first side plate 1201 fixedly connected to the edges of the two sides of the surface of the lower plate 1, a rubber sheet 1202 fixedly connected to the surface of the first side plate 1201, and a second side plate 1203 fixedly connected to the surface of the rubber sheet 1202, wherein the arrangement of the rubber sheet 1202 plays a role in further buffering energy;
the first-level damping component 6 comprises springs 601 which are uniformly distributed and fixedly connected with the surface of the lower plate 1 in a rectangular array, damping piston rods 602 are sleeved in the springs 601, and the damping piston rods 602 are arranged to buffer and prevent the springs 601 from bending.
In the utility model, the working steps of the device are as follows:
a first step of: the surface of the fixing bolt 2 is sleeved with the upper gasket 3, the fixing bolt 2 is screwed into a threaded hole on the lower plate 1 and the upper plate assembly 10, the fixing bolt 2 is screwed, the lower gasket 4 and the nut 5 are sleeved after the screwing, the fixing bolt 2 is fixed, and then the device is stably installed at a working position;
and a second step of: when vibrations are generated in the vertical direction, the primary damping component 6 dampens vibrations in the vertical direction, and when vibrations are generated in the horizontal direction, the horizontal damper body 8 dampens vibrations in the horizontal direction, and the vibrations are damped in a plurality of directions.
It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 buffer that takes precautions against earthquakes, includes hypoplastron (1) and horizontal shock absorber body (8), its characterized in that: the utility model discloses a damping device for a horizontal shock absorber, including lower board (1), nut (5) are run through to the opposite side screw thread on fixing bolt (2), screw hole has been seted up from left side to right evenly distributed on both sides on surface, the inside in screw hole is provided with fixing bolt (2) that are used for the concatenation, one side screw thread on fixing bolt (2) surface runs through has upper gasket (3), the opposite side screw thread on fixing bolt (2) surface runs through has lower gasket (4), one end screw thread of fixing bolt (2) runs through has nut (5), the surface of lower board (1) is rectangular array evenly distributed fixedly connected with one-level damper (6), one end fixedly connected with fixed plate (7) of one-level damper (6), one side fixedly connected with damping rod (9) of one of fixed plate (7), the other end fixedly connected with of damping rod (9) is in one side of another fixed plate (7) wherein.
2. The bridge vibration damping device according to claim 1, wherein: the top fixedly connected with upper plate subassembly (10) of horizontal bumper shock absorber body (8), the both sides on upper plate subassembly (10) surface are provided with the structure the same with fixing bolt (2) from left to right evenly distributed.
3. The bridge vibration damping device according to claim 2, wherein: the upper plate assembly (10) comprises a first upper plate (1001) fixedly connected to the top of the horizontal shock absorber body (8), a rubber pad (1002) is fixedly connected to the surface of the first upper plate (1001), and a second upper plate (1003) is fixedly connected to the surface of the rubber pad (1002).
4. The bridge vibration damping device according to claim 1, wherein: the two sides of the surface of the lower plate (1) are fixedly connected with two secondary damping components (12) at the edges, and one side of each secondary damping component (12) is fixed at the bottom of the upper plate component (10).
5. The bridge vibration damping device according to claim 4, wherein: the secondary damping assembly (12) comprises a first side plate (1201) fixedly connected with edges of two sides of the surface of the lower plate (1), a rubber sheet (1202) is fixedly connected with the surface of the first side plate (1201), and a second side plate (1203) is fixedly connected with the surface of the rubber sheet (1202).
6. The bridge vibration damping device according to claim 1, wherein: the primary damping component (6) comprises springs (601) which are uniformly distributed and fixedly connected with the surface of the lower plate (1) in a rectangular array, and damping piston rods (602) are sleeved in the springs (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938271.2U CN220746556U (en) | 2023-07-21 | 2023-07-21 | Bridge shock-proof buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938271.2U CN220746556U (en) | 2023-07-21 | 2023-07-21 | Bridge shock-proof buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220746556U true CN220746556U (en) | 2024-04-09 |
Family
ID=90561337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321938271.2U Active CN220746556U (en) | 2023-07-21 | 2023-07-21 | Bridge shock-proof buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220746556U (en) |
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2023
- 2023-07-21 CN CN202321938271.2U patent/CN220746556U/en active Active
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