CN221094842U - Damping support for bridge - Google Patents
Damping support for bridge Download PDFInfo
- Publication number
- CN221094842U CN221094842U CN202322783328.2U CN202322783328U CN221094842U CN 221094842 U CN221094842 U CN 221094842U CN 202322783328 U CN202322783328 U CN 202322783328U CN 221094842 U CN221094842 U CN 221094842U
- Authority
- CN
- China
- Prior art keywords
- rubber
- plate
- close
- plates
- bridge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000013016 damping Methods 0.000 title claims abstract description 33
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 16
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 16
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 16
- 230000035939 shock Effects 0.000 claims description 20
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 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
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a damping support for a bridge, which comprises an upper fixing plate, a lower fixing plate, a rubber damping component and a longitudinal supporting component, wherein the rubber damping component is positioned between the fixing plates; the longitudinal support assembly includes two rectangular frames therein. According to the technical scheme provided by the utility model, when the bridge vibrates up and down, the polytetrafluoroethylene plate and the rubber plate counteract vibration force by means of elasticity of the polytetrafluoroethylene plate and the rubber plate, and the airbag springs arranged in an array in the plate further provide damping for the up and down vibration; in addition, when the bridge receives longitudinal or transverse vibration, the longitudinal support component provides support for the rubber damping component in the damping support, avoids the deformation which cannot be recovered in longitudinal and transverse vibration of the rubber damping component, and simultaneously can maintain the stress angle of the damping support to keep the upper and lower positions, so that the stability of the damping support can be improved.
Description
Technical Field
The utility model relates to the technical field of damping support equipment, in particular to a damping support for a bridge.
Background
The bridge support is arranged between the upper structure and the abutment and has the main effect of transmitting each load of the upper structure to the abutment. Bridge supports can be classified into conventional supports and shock-absorbing and isolating supports according to the functions that the supports can realize.
However, the inventor considers that the existing bridge shock-absorbing support has some drawbacks in the use process, such as the existing shock-absorbing support can bear larger deformation in the up-down direction, but the longitudinal and transverse deformation effects are poor, after the longitudinal and transverse deformation exceeds a certain threshold, the problem that the shock-absorbing support cannot recover may occur, and meanwhile, when an earthquake longitudinal wave comes, the bridge may be damaged due to weak longitudinal and transverse deformation capability of the shock-absorbing support.
Disclosure of utility model
The utility model aims to provide a damping support for a bridge, which aims to solve the defects in the prior art.
In order to solve the defects and drawbacks described in the background art, the present utility model provides the following technical solutions: the device comprises an upper fixing plate, a lower fixing plate, a rubber damping component arranged between the fixing plates, and a longitudinal supporting component arranged between the fixing plates and covering the rubber damping component;
The longitudinal support assembly comprises two rectangular frames, protruding blocks are fixed at four corners of one side of each rectangular frame, which is close to each other, and movable tube assemblies are arranged at one ends of the protruding blocks, which are close to each other;
The movable tube assembly comprises a sleeve, piston columns sleeved in the upper port and the lower port of the sleeve, circular plates are fixed at one ends of the piston columns, which are close to each other, and limiting rings which are matched with the circular plates and clamp the piston columns to avoid being separated from the inner cavity of the sleeve are fixed on the inner walls of the upper port and the lower port of the sleeve.
As a preferable scheme of the utility model, the periphery edges of one side of the rectangular frame, which are far away from each other, are respectively fixed with a convex plate, and the convex plates are fixedly connected with one side, which is close to the fixed plates, of the rectangular frame through screws.
As a preferable scheme of the utility model, one ends of the piston columns, which are far away from each other and are positioned outside the sleeve, are respectively fixed with a connecting plate, and the other surfaces of the connecting plates are fixedly connected with one ends, which are close to each other, of the protruding blocks.
As a preferable scheme of the utility model, a cavity for the piston columns to move away from each other or move close to each other is formed in the inner cavity of the sleeve, and the stroke of the piston columns close to each other is smaller than the stroke of the rubber shock absorption component to be compressed.
As a preferable scheme of the utility model, the rubber shock absorption component comprises a rubber frame, and a plurality of layers of rubber plates and polytetrafluoroethylene plates which are mutually stacked and fixed in the inner cavity of the rubber frame.
As a preferable scheme of the utility model, middle section round holes are formed in the inner middle sections of the polytetrafluoroethylene plate and the rubber plate, four side round holes are formed in the inner outer sides of the polytetrafluoroethylene plate and the rubber plate, side air bag springs are filled and installed in inner cavities of the side round holes, and middle section air bag springs are installed in inner cavities of the middle section round holes.
As a preferable scheme of the utility model, the top surface and the bottom surface of the rubber frame are respectively and fixedly connected with one side, close to each other, of the fixing plate, and the top ends and the bottom ends of the side air bag springs and the middle air bag springs are in contact with one side, close to each other, of the fixing plate.
As a preferable scheme of the utility model, four high-strength bolts are arranged at four corners of one surface of the fixing plate, which is far away from each other, and are used for being connected with the bridge base and the ground base.
In the technical scheme, the utility model has the technical effects and advantages that:
According to the technical scheme provided by the utility model, when the bridge vibrates up and down, the polytetrafluoroethylene plate and the rubber plate counteract vibration force by means of elasticity of the polytetrafluoroethylene plate and the rubber plate, and the airbag springs arranged in an array in the plate further provide damping for the up and down vibration; in addition, when the bridge receives longitudinal or transverse vibration, the longitudinal support component provides support for the rubber damping component in the damping support, avoids the deformation which cannot be recovered in longitudinal and transverse vibration of the rubber damping component, and simultaneously can maintain the stress angle of the damping support to keep the upper and lower positions, so that the stability of the damping support can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is an overall schematic diagram of a bridge shock mount;
FIG. 2 is a schematic view of a partial explosion of a longitudinal support assembly of a bridge shock mount;
FIG. 3 is an exploded view of a part of a longitudinal support assembly in a bridge shock mount;
FIG. 4 is a schematic view of a rubber shock assembly in a bridge shock mount.
Reference numerals illustrate:
1. A fixing plate; 2. a longitudinal support assembly; 21. a rectangular frame; 22. a convex plate; 23. a movable tube assembly; 231. a sleeve; 232. a limiting ring; 233. a circular plate; 234. a connecting plate; 235. a piston column; 24. a bump; 3. a rubber shock absorbing assembly; 31. a rubber frame; 32. a middle round hole; 33. a polytetrafluoroethylene plate; 34. a rubber plate; 35. a middle section air bag spring; 36. a side airbag spring; 37. a side round hole; 4. high strength bolts.
Detailed Description
In order to make the explanation and the description of the technical solution and the implementation of the present utility model clearer, several preferred embodiments for implementing the technical solution of the present utility model are described below.
The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures of embodiments of the present disclosure may be shown in exaggerated form in particular drawings, various publications, patents and published patent specifications cited herein are incorporated herein by reference in their entirety and below are set forth in detail the embodiments of the present utility model, which are obviously only a few embodiments of the present utility model.
Examples
Reference is made to the description of figures 1 to 4;
Damping support for bridge:
The embodiment comprises the following steps:
The fixing plate comprises an upper fixing plate 1, a lower fixing plate 1, a rubber damping component 3 arranged between the fixing plates 1 and a longitudinal supporting component 2 which is arranged between the fixing plates 1 and covers the rubber damping component 3.
The longitudinal support assembly 2 comprises two rectangular frames 21, wherein protruding blocks 24 are fixed at four corners of one side of each rectangular frame 21, which is close to each other, and movable tube assemblies 23 are arranged at one ends of the protruding blocks 24, which are close to each other; the movable tube assembly 23 comprises a sleeve 231, piston columns 235 sleeved in the upper port and the lower port of the sleeve 231, circular plates 233 are fixed at the ends, close to each other, of the piston columns 235, and limiting rings 232 matched with the circular plates 233 and used for clamping the piston columns 235 and avoiding separation from the inner cavities of the sleeve 231 are fixed on the inner walls of the upper port and the lower port of the sleeve 231.
Specifically, when the bridge is subjected to longitudinal or transverse vibration, the longitudinal support component 2 provides support for the rubber damping component 3 in the damping support, so that unrecoverable deformation of the rubber damping component in longitudinal and transverse vibration is avoided, and the stress angle of the damping support can be maintained to maintain the upper and lower directions, so that the stability of the damping support can be improved.
The periphery edges of the sides, far away from each other, of the rectangular frame 21 are respectively fixed with a convex plate 22, and the convex plates 22 are fixedly connected with the sides, close to each other, of the fixed plates 1 through screws; the ends of the piston posts 235, which are far from each other and are located outside the sleeve 231, are all fixedly connected with the connecting plates 234, and the other sides of the connecting plates 234 are fixedly connected with the ends of the projections 24, which are close to each other.
The inner cavity of the sleeve 231 is provided with a cavity for the piston columns 235 to move away from/close to each other, and the stroke of the piston columns 235 for approaching to each other is smaller than the stroke of the rubber shock absorbing assembly 3 for compression.
The rubber shock absorbing assembly 3 comprises a rubber frame 31, a plurality of layers of rubber plates 34 and polytetrafluoroethylene plates 33 which are mutually stacked and fixed in the inner cavity of the rubber frame 31; the middle section round hole 32 has all been seted up to polytetrafluoroethylene board 33 and the inside middle section of rubber slab 34, and four side round holes 37 have been seted up to polytetrafluoroethylene board 33 and the inside outside of rubber slab 34, and fill in the inner chamber of side round hole 37 and install side gasbag spring 36, install middle section gasbag spring 35 in the inner chamber of middle section round hole 32.
Specifically, when the bridge vibrates up and down, the polytetrafluoroethylene plate 33 and the rubber plate 34 provide counteracting force for vibration force by virtue of elasticity of the polytetrafluoroethylene plate, and the side airbag springs 36 and the middle airbag springs 35 which are arranged in an array in the plate provide damping for the up and down vibration.
The top surface and the bottom surface of the rubber frame 31 are fixedly connected with one side of the fixed plate 1, which is close to each other, respectively, and the top ends and the bottom ends of the side air bag springs 36 and the middle air bag spring 35 are contacted with one side of the fixed plate 1, which is close to each other; four corners of one surface of the fixed plate 1, which is far away from each other, are provided with four high-strength bolts 4 for connecting the bridge base with a ground base.
In the description of the present utility model, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, unless specified or indicated otherwise; the terms "coupled," "secured," and the like are to be construed broadly, and may be used, for example, in a fixed or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, it should be understood that the terms "upper", "lower", "left", "right" and the like in the embodiments of the present application are described in terms of angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (8)
1. The utility model provides a shock attenuation support for bridge which characterized in that: comprises an upper fixing plate (1), a lower fixing plate (1), a rubber damping component (3) arranged between the fixing plates (1) and a longitudinal supporting component (2) which is arranged between the fixing plates (1) and covers the rubber damping component (3);
The longitudinal support assembly (2) comprises two rectangular frames (21), protruding blocks (24) are fixed at four corners of one side, close to each other, of each rectangular frame (21), and movable pipe assemblies (23) are arranged at one ends, close to each other, of the protruding blocks (24);
The movable pipe assembly (23) comprises a sleeve (231), piston columns (235) sleeved on the upper port and the lower port of the sleeve (231), circular plates (233) are fixed at the ends, close to each other, of the piston columns (235), and limiting rings (232) which are matched with the circular plates (233) to clamp the piston columns (235) and avoid being separated from the inner cavity of the sleeve (231) are fixed on the inner walls of the upper port and the lower port of the sleeve (231).
2. The shock mount for a bridge according to claim 1, wherein: the periphery edges of one side of the rectangular frame (21) which are far away from each other are respectively fixed with a convex plate (22), and one side of the convex plates (22) which are close to the fixed plate (1) is fixedly connected through screws.
3. The shock mount for a bridge according to claim 1, wherein: the piston columns (235) are far away from each other, connecting plates (234) are fixed at one ends located outside the sleeve (231), and the other surfaces of the connecting plates (234) are fixedly connected with one ends, close to the protruding blocks (24), of the connecting plates.
4. The shock mount for a bridge according to claim 1, wherein: the inner cavity of the sleeve (231) is provided with a cavity for the piston columns (235) to move away from each other or move close to each other, and the stroke of the piston columns (235) close to each other is smaller than the stroke of the rubber shock absorption component (3) to be compressed.
5. The shock mount for a bridge according to claim 1, wherein: the rubber shock absorption assembly (3) comprises a rubber frame (31), and a plurality of layers of rubber plates (34) and polytetrafluoroethylene plates (33) which are mutually stacked and fixed in the inner cavity of the rubber frame (31).
6. The shock mount for a bridge according to claim 5, wherein: the inner middle sections of the polytetrafluoroethylene plate (33) and the rubber plate (34) are provided with middle section round holes (32), the inner outer sides of the polytetrafluoroethylene plate (33) and the rubber plate (34) are provided with four side round holes (37), the inner cavities of the side round holes (37) are filled with side airbag springs (36), and the inner cavities of the middle section round holes (32) are provided with middle section airbag springs (35).
7. The shock mount for a bridge according to claim 5, wherein: the top surface and the bottom surface of the rubber frame (31) are respectively fixedly connected with one side, close to the fixing plate (1), of the rubber frame, and the top end and the bottom end of the side air bag spring (36) and the middle air bag spring (35) are in contact with one side, close to the fixing plate (1), of the rubber frame.
8. The shock mount for a bridge according to claim 1, wherein: four corners of one surface of the fixed plate (1) which is far away from each other are respectively provided with four high-strength bolts (4) which are used for being connected with the bridge base and the ground base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322783328.2U CN221094842U (en) | 2023-10-17 | 2023-10-17 | Damping support for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322783328.2U CN221094842U (en) | 2023-10-17 | 2023-10-17 | Damping support for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221094842U true CN221094842U (en) | 2024-06-07 |
Family
ID=91326160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322783328.2U Active CN221094842U (en) | 2023-10-17 | 2023-10-17 | Damping support for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221094842U (en) |
-
2023
- 2023-10-17 CN CN202322783328.2U patent/CN221094842U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111442056A (en) | Boats and ships electrical equipment damping device | |
| CN221094842U (en) | Damping support for bridge | |
| CN110158803A (en) | The multi-direction damping of shock isolating pedestal is with drawing-resisting device and its every oscillation damping method | |
| CN212582407U (en) | Damping support for road and bridge | |
| KR102190869B1 (en) | An Isolating Apparatus for Limiting a Vertical Direction Seismic Impact | |
| CN216555110U (en) | Large-damping quasi-zero stiffness vibration isolator | |
| CN100426185C (en) | Vibration isolating system for precision electronic device | |
| CN214423657U (en) | Building shock isolation device | |
| CN210799857U (en) | High-bearing-capacity cylindrical spring and rubber combined shock isolator | |
| CN210890818U (en) | Shock absorption seat for electromechanical equipment | |
| CN114110070A (en) | Large-damping quasi-zero stiffness vibration isolator | |
| CN116517997B (en) | Rubber disc spring device | |
| CN214530811U (en) | Hospital is ground for building foundries establishes isolation device | |
| CN113404178A (en) | Civil engineering shock-absorbing structure capable of resisting middle-earthquake and large-earthquake damage | |
| CN116537382B (en) | Pulling and pressing bidirectional vibration control support | |
| CN215487395U (en) | Electromechanical device damping device | |
| CN216741887U (en) | Air compressor machine damping device | |
| CN214222442U (en) | Shockproof support frame for engine | |
| CN219045533U (en) | Shock absorber for mounting electromechanical equipment | |
| CN220646610U (en) | Mechanical equipment bumper shock absorber | |
| CN111946772B (en) | New energy automobile bumper shock absorber | |
| CN221170518U (en) | Anti-shake shock absorber | |
| CN212701974U (en) | High-low temperature damp-heat test box | |
| CN218625226U (en) | Frequency converter damping fixing mounting rack | |
| CN213744693U (en) | Low-frequency shock absorption and isolation equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |