CN220977685U - Damping support for bridge design - Google Patents
Damping support for bridge design Download PDFInfo
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- CN220977685U CN220977685U CN202322771359.6U CN202322771359U CN220977685U CN 220977685 U CN220977685 U CN 220977685U CN 202322771359 U CN202322771359 U CN 202322771359U CN 220977685 U CN220977685 U CN 220977685U
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- damping
- bridge
- steel plate
- main body
- connecting steel
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- 238000013016 damping Methods 0.000 title claims abstract description 94
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 75
- 239000010959 steel Substances 0.000 claims abstract description 75
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000035939 shock Effects 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 16
- 239000011229 interlayer Substances 0.000 claims description 14
- 239000010410 layer Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 15
- 230000006870 function Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a damping support for bridge design, which relates to the technical field of bridge construction and comprises a support main body, wherein a damping main core is fixedly arranged at the center of the support main body, damping mechanisms are arranged inside the support main body and around the damping main core, and the support main body comprises an upper connecting steel plate. The damping main core absorbs and disperses vibration energy through the functions of the rubber layer and the lead core, reduces impact of vibration on a bridge, improves damping effect and structural durability of the bridge, when the bridge is subjected to vibration deformation, the bridge is obliquely transmitted to the upper connecting steel plate, so that the upper connecting steel plate is inclined, at the moment, damping rods of damping mechanisms at two sides move in the base column, thereby stretching or compressing the memory spring to absorb and buffer vibration, fifteen groups of damping mechanisms are annularly arranged between the support main bodies, and the damping mechanism can absorb and buffer vibration when facing vibration transmitted in different directions.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a damping support for bridge design.
Background
The bridge damping support is a structural component for bridge design, and has the function of protecting the stability and safety of the bridge by damping and relieving impact force when the bridge is excited by earthquake or other external forces, and has certain elasticity and deformability. When the bridge is subjected to external force, the shock mount can absorb and disperse energy through deformation of the shock mount, so that influence on the bridge is reduced.
The following problems exist in the prior art:
At present, some bridge shock-absorbing supports are generally composed of materials such as rubber, steel plates and steel bars, the shock-absorbing structure is single, only the materials are relied on to absorb shock, and some bridge shock-absorbing supports are rectangular, only shock generated in the vertical direction and four fixed directions can be effectively buffered, and shock generated in any direction cannot be well coped with.
Therefore, the damping support for bridge design is provided.
Disclosure of utility model
In order to solve the technical problems, the utility model adopts the following technical scheme:
The damping support for bridge design comprises a support main body, wherein a damping main core is fixedly arranged at the center of the support main body, damping mechanisms are arranged inside the support main body and around the damping main core, and the support main body comprises an upper connecting steel plate; the damping main core comprises an upper sealing plate; the damping mechanism comprises a first base.
The technical scheme of the utility model is further improved as follows: the top of going up the connection steel sheet is around fixed mounting there being the location bolt, the bottom fixed connection shock attenuation main core of going up the connection steel sheet, the below of going up the connection steel sheet is through shock attenuation main core fixedly connected with down the connection steel sheet, the bottom of connecting the steel sheet is around fixed mounting there being fixing bolt down.
The technical scheme of the utility model is further improved as follows: the support main body is fixedly inserted into the bottom of the bridge through a positioning bolt at the top, and is fixedly arranged at the top of the bridge pier through a fixing bolt at the bottom in a threaded manner.
The technical scheme of the utility model is further improved as follows: the steel plate interlayer is arranged below the upper sealing plate, a rubber layer is filled between the steel plate interlayers, the lower sealing plate is fixedly arranged at the bottom of the steel plate interlayer, the lead core is filled in the center of the damping main core, and the rubber shell is fixedly arranged outside the damping main core.
The technical scheme of the utility model is further improved as follows: the top of going up the shrouding and the last steel sheet bottom fixed connection of support main part, the bottom of lower shrouding and the top fixed connection of the lower steel sheet of support main part.
The technical scheme of the utility model is further improved as follows: the top rotation joint of first base has the connecting axle, the one end fixed mounting of connecting axle has the base post, the inside slip grafting of base post has the damping pole, the one end of damping pole just is located the inside fixedly connected with memory spring of base post, the one end rotation joint that the damping pole was kept away from the base post has the second base.
The technical scheme of the utility model is further improved as follows: one end of the memory spring is fixedly connected with one side of the inner wall of the base column, the damping mechanism is fixedly connected with the top of the lower connecting steel plate of the support main body through the first base, the damping mechanism is fixedly connected with the bottom of the upper connecting steel plate of the support main body through the second base, and fifteen groups of damping mechanisms are arranged.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
The utility model provides a damping support for bridge design, which is characterized in that when the damping support for bridge design is arranged between a bridge and a bridge pier, corresponding preformed holes are formed at the bottom of the bridge, so that a support main body is fixedly inserted into the bottom of the bridge through positioning bolts on a connecting steel plate at the top, and simultaneously, the support main body is fixedly arranged at the top of the bridge pier through fixing bolts around the bottom of a lower connecting steel plate, so that the load and deformation born by the upper structure of the bridge are reliably transferred to the bridge pier, the shock resistance of the bridge can be improved, the deflection and damage of the bridge during vibration are reduced, and meanwhile, the bridge pier and the bridge structure are protected from damage. In addition, the vibration of the bridge to the vehicles and pedestrians can be reduced, and more comfortable and safe passing conditions are provided.
The utility model provides a damping support for bridge design, which is characterized in that a damping main core is positioned at the center between an upper connecting steel plate and a lower connecting steel plate of a support main body and plays a main role in bearing and absorbing vibration, the damping main core can absorb and disperse vibration energy through the functions of a rubber layer and a lead core when a bridge vibrates, the impact of vibration on the bridge is reduced, the damping effect of the bridge and the durability of a structure are improved, and the stability and the safety of the damping main core can be ensured through the sealing design.
The utility model provides a damping support for bridge design, when a bridge is subjected to vibration deformation, the bridge is obliquely transmitted to an upper connecting steel plate, so that the upper connecting steel plate is inclined, at the moment, damping rods of damping mechanisms at two sides move in a base column, so that a memory spring is stretched or compressed to absorb vibration and damp, fifteen groups of damping mechanisms are annularly arranged between support bodies, and the damping mechanisms can absorb and damp vibration when transmitted in different directions.
Drawings
FIG. 1 is a schematic view of a shock mount for bridge design according to the present utility model;
FIG. 2 is a schematic view of the structure of the support body of the present utility model;
FIG. 3 is a schematic view of the structure of the damping main core of the present utility model;
fig. 4 is a schematic structural view of a damping mechanism according to the present utility model.
In the figure: 1. a holder body; 2. a damping main core; 3. a damping mechanism; 11. positioning a bolt; 12. a steel plate is connected on the upper part; 13. a lower connecting steel plate; 14. a fixing bolt; 21. a lead; 22. an upper sealing plate; 23. a rubber housing; 24. a rubber layer; 25. a steel plate interlayer; 26. a lower sealing plate; 31. a first base; 32. a connecting shaft; 33. a memory spring; 34. a base column; 35. a damping rod; 36. and a second base.
Description of the embodiments
The utility model is further illustrated by the following examples:
Examples
As shown in fig. 1-4, the utility model provides a damping support for bridge design, which comprises a support main body 1, wherein a damping main core 2 is fixedly arranged at the center of the support main body 1, and damping mechanisms 3 are arranged inside the support main body 1 and around the damping main core 2.
Examples
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the support main body 1 includes the upper connecting steel plate 12, the top of upper connecting steel plate 12 is fixed mounting all around has the location bolt 11, the bottom fixed connection shock attenuation main core 2 of upper connecting steel plate 12, the below of upper connecting steel plate 12 is through the fixedly connected with of shock attenuation main core 2 lower connecting steel plate 13, the bottom of lower connecting steel plate 13 is fixed mounting all around has fixing bolt 14, the support main body 1 is fixed grafting in bridge bottom through the location bolt 11 at top, the support main body 1 is fixed mounting at bridge top through fixing bolt 14 screw thread at bottom, when this bridge design is installed between bridge and pier, at first offer corresponding preformed hole at bridge bottom for the support main body 1 is fixed grafting in bridge bottom through the location bolt 11 on the upper connecting steel plate 12 in the top, the load and the deformation that bear with bridge upper portion structure are reliably transmitted to the pier through the fixed bolt 14 fixed mounting all around of the bottom of lower connecting steel plate 13, the shock attenuation main core 2 that sets up through support main body 1, under damping mechanism 3 combined action, the shock resistance that can improve the bridge, when reducing the bridge vibrations and the bridge, damage and bridge structure are not damaged when shifting. In addition, the vibration of the bridge to the vehicles and pedestrians can be reduced, and more comfortable and safe passing conditions are provided.
Examples
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the damping main core 2 comprises an upper sealing plate 22, wherein the upper sealing plate 22 is a top sealing plate of the damping main core 2, plays a role in protecting and fixing other structures, a steel plate interlayer 25 is arranged below the upper sealing plate 22, and the steel plate interlayer 25 is arranged below the upper sealing plate 22 and is used for providing rigid support and increasing bearing capacity. The rubber layer 24 is filled between the steel plate interlayer 25, the rubber layer 24 filled between the steel plate interlayer 25 has better elasticity, can absorb and disperse vibration energy, play absorbing effect, the bottom fixed mounting of the steel plate interlayer 25 has lower shrouding 26, lower shrouding 26 is located the bottom of steel plate interlayer 25, play fixing and protecting the effect of steel plate interlayer 25, the center department of shock attenuation main core 2 is filled with lead core 21, lead core 21 can absorb and disperse the earthquake energy through plastic deformation, alleviate the impact of vibrations to the main core structure, the outside fixed mounting of shock attenuation main core 2 has rubber housing 23, install at the outside rubber housing 23 of shock attenuation main core 2 can play protecting lead core 21 and other structures's effect, provide shock absorbing and dispersing effect simultaneously, the top of going up shrouding 22 and the last connecting steel plate 12 bottom fixed connection of support main body 1, the bottom of lower shrouding 26 and the top fixed connection of the lower connecting steel plate 13 of support main body 1, the center department between the last connecting steel plate 12 of support main body 1, the lead core 2, main core 21 can absorb and the vibration energy at the bridge, the main core 2 can be guaranteed through the plastic deformation, the shock absorption effect is also, the safety and stability of the bridge is improved, the shock absorption effect of the shock absorption can be guaranteed at the bridge, the safety and the vibration absorption effect of the bridge is improved, the vibration absorption effect is guaranteed through the bridge 2, the safety and the vibration absorption effect is guaranteed.
Examples
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the damping mechanism 3 comprises a first base 31, a connecting shaft 32 is rotatably clamped at the top of the first base 31, a base column 34 is fixedly arranged at one end of the connecting shaft 32, a damping rod 35 is slidably inserted in the base column 34, a memory spring 33 is fixedly connected to one end of the damping rod 35 and positioned in the base column 34, a second base 36 is rotatably clamped at one end of the damping rod 35 away from the base column 34, one end of the memory spring 33 is fixedly connected with one side of the inner wall of the base column 34, when a bridge is subjected to vibration deformation, the bridge is obliquely transmitted to an upper connecting steel plate 12, so that the upper connecting steel plate 12 is inclined, at the moment, the damping rods 35 of the damping mechanisms 3 at two sides move in the base column 34, so that the memory spring 33 is stretched or compressed to absorb and buffer vibration, fifteen groups of damping mechanisms 3 are annularly arranged between the support main bodies 1, vibration transmitted in different directions can be absorbed and buffered, the damping mechanisms 3 are fixedly connected with the top of the lower connecting steel plate 13 of the support main body 1 through the first base 31, the damping mechanisms 3 are fixedly connected with the bottom of the upper connecting steel plate 12 of the support main body 1 through the second base 36, fifteen groups of damping mechanisms 3 are arranged, one end of each damping mechanism 3 is fixedly arranged on the top of the lower connecting steel plate 13 through the first base 31, the other end of each damping mechanism 36 is fixedly connected with the bottom of the upper connecting steel plate 12 of the support main body 1, and therefore fifteen groups of damping mechanisms 3 are of connecting structures between the upper connecting steel plate 12 and the lower connecting steel plate 13 of the support main body 1 and are matched with the damping main core 2 to play a role in damping and buffering.
The working principle of the shock mount for bridge design is specifically described below.
As shown in fig. 1-4, when the shock-absorbing support for bridge design is installed between a bridge and a bridge pier, corresponding preformed holes are formed in the bottom of the bridge first, so that the support main body 1 is fixedly inserted into the bottom of the bridge through the positioning bolts 11 on the upper connecting steel plate 12 at the top, meanwhile, the support main body 1 is fixedly installed at the top of the bridge pier through the fixing bolts 14 around the bottom of the lower connecting steel plate 13, loads and deformation born by the upper structure of the bridge are reliably transferred to the bridge pier, and under the combined action of the shock-absorbing main core 2 and the damping mechanism 3 arranged in the support main body 1, the shock resistance of the bridge can be improved, the deflection and damage of the bridge during vibration are reduced, and meanwhile, the bridge pier and the bridge structure are protected from being damaged. In addition, can also reduce the vibration that the bridge produced to vehicle and pedestrian, provide more comfortable and safe traffic condition, the damping main core 2 is located the upper junction steel plate 12 of support main part 1, lower junction steel plate 13 center department, play main bearing, inhale the shake effect, damping main core 2 can be when bridge vibrations, through the effect of rubber layer 24 and lead 21, absorb and disperse the vibration energy, reduce the impact of vibrations to the bridge, improve the shock attenuation effect of bridge and the durability of structure, seal design also can ensure the stability and the security of damping main core 2, when the bridge takes place vibration deformation, the bridge slope transmits to upper junction steel plate 12, make upper junction steel plate 12 slope, at this moment the damping rod 35 of both sides damping mechanism 3 moves in the foundation post 34, thereby tensile or compression memory spring 33, absorb, the bradyseism to vibrations, fifteen group damping mechanism 3 annular installation is arranged between support main part 1, the vibrations that face different positions transmission comes all can play the effect of absorbing the bradyseism, the top of lower junction steel plate 13 is passed through first base 31 fixed mounting, the other end second base 36 and the upper junction steel plate 12 of support main part 1, the upper junction steel plate 12 is down the damping mechanism is connected to the support main part 1, the damping main part is down, the cooperation is reached between the damping main part is connected to the support main part 12, the damping mechanism is connected to the bottom of the support main part 12.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. The utility model provides a shock attenuation support for bridge design, includes support main part (1), its characterized in that: the damping device is characterized in that a damping main core (2) is fixedly arranged at the center of the support main body (1), damping mechanisms (3) are arranged inside the support main body (1) and around the damping main core (2), and the support main body (1) comprises an upper connecting steel plate (12); the damping main core (2) comprises an upper sealing plate (22); the damping mechanism (3) comprises a first base (31).
2. The shock mount for bridge design according to claim 1, wherein: the top of going up connecting steel sheet (12) is fixed mounting all around has location bolt (11), the bottom fixed connection shock attenuation main core (2) of going up connecting steel sheet (12), the below of going up connecting steel sheet (12) is through shock attenuation main core (2) fixedly connected with down connecting steel sheet (13), the bottom of connecting steel sheet (13) is fixed mounting all around fixing bolt (14).
3. The shock mount for bridge design according to claim 2, wherein: the support body (1) is fixedly inserted into the bottom of the bridge through a positioning bolt (11) at the top, and the support body (1) is fixedly arranged at the top of the bridge pier through a fixing bolt (14) at the bottom in a threaded manner.
4. The shock mount for bridge design according to claim 1, wherein: the steel plate interlayer (25) is arranged below the upper sealing plate (22), a rubber layer (24) is filled between the steel plate interlayers (25), a lower sealing plate (26) is fixedly arranged at the bottom of the steel plate interlayer (25), a lead core (21) is filled at the center of the damping main core (2), and a rubber shell (23) is fixedly arranged outside the damping main core (2).
5. The shock mount for bridge design according to claim 4, wherein: the top of the upper sealing plate (22) is fixedly connected with the bottom of the upper connecting steel plate (12) of the support main body (1), and the bottom of the lower sealing plate (26) is fixedly connected with the top of the lower connecting steel plate (13) of the support main body (1).
6. The shock mount for bridge design according to claim 1, wherein: the top rotation joint of first base (31) has connecting axle (32), the one end fixed mounting of connecting axle (32) has foundation column (34), the inside slip grafting of foundation column (34) has damping rod (35), the one end of damping rod (35) just is located the inside fixedly connected with memory spring (33) of foundation column (34), the one end rotation joint of keeping away from foundation column (34) of damping rod (35) has second base (36).
7. The shock mount for bridge design according to claim 6, wherein: one end of the memory spring (33) is fixedly connected with one side of the inner wall of the base column (34), the damping mechanism (3) is fixedly connected with the top of the lower connecting steel plate (13) of the support main body (1) through the first base (31), the damping mechanism (3) is fixedly connected with the bottom of the upper connecting steel plate (12) of the support main body (1) through the second base (36), and fifteen groups of damping mechanisms (3) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322771359.6U CN220977685U (en) | 2023-10-17 | 2023-10-17 | Damping support for bridge design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322771359.6U CN220977685U (en) | 2023-10-17 | 2023-10-17 | Damping support for bridge design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220977685U true CN220977685U (en) | 2024-05-17 |
Family
ID=91057361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322771359.6U Active CN220977685U (en) | 2023-10-17 | 2023-10-17 | Damping support for bridge design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220977685U (en) |
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2023
- 2023-10-17 CN CN202322771359.6U patent/CN220977685U/en active Active
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