CN212270638U - Damping device of bridge structure - Google Patents
Damping device of bridge structure Download PDFInfo
- Publication number
- CN212270638U CN212270638U CN202020055022.9U CN202020055022U CN212270638U CN 212270638 U CN212270638 U CN 212270638U CN 202020055022 U CN202020055022 U CN 202020055022U CN 212270638 U CN212270638 U CN 212270638U
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- bridge
- damping device
- damping
- fixedly connected
- plate
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Abstract
The utility model provides a damping device of bridge structures relates to bridge shock attenuation technical field to solve the problem of current bridge damping device life-span extension. A damping device of a bridge structure comprises a bridge longitudinal main body and a bridge transverse main body; the bottom of the longitudinal bridge main body is fixedly connected with the top of the low-carbon steel damping device; the top of the transverse main body of the bridge is fixedly connected with the bottom of the low-carbon steel damping device. Because this damping device has adopted low carbon steel material to kick-back, it possesses hysteresis deformation power consumption characteristic, kick-backs after the shock attenuation to the bridge, increases damping device's life. The internal damping material has the viscoelasticity of the high-damping rubber to damp and damp structural vibration and noise, and the viscoelasticity of the rubber is used for restraining and damping the structural vibration, so that the energy is absorbed to reduce the earthquake acting force, and the problem of prolonging the service life of the damping device of the bridge is solved.
Description
Technical Field
The utility model belongs to the technical field of the bridge shock attenuation, more specifically say, in particular to damping device of bridge structures.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.
The bridge has the service life that the shock absorption device is needed to relieve the damage to the bridge, the bridge support is erected on the abutment, the top surface of the bridge support is used for supporting the upper structure of the bridge, the bridge support has the functions of fixing the upper structure on the abutment, bearing various forces acting on the upper structure and reliably transmitting the forces to the abutment, so that the upper structure can be freely deformed without generating additional internal force, and the common shock absorption device cannot cope with the natural and artificial factors such as earthquakes and the like along with the lapse of time, and even causes the collapse of the bridge.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a damping device for a bridge structure is provided to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a damping device of bridge structures, in order to solve the life of bridge, need damping device to slow down the harm to the bridge, bridge beam supports erects on the pier, top surface supporting bridge superstructure's device, its function is fixed in the pier for superstructure, bear the various power that are used in superstructure, and pass it reliably to the pier, make superstructure can freely warp and do not produce extra additional internal force, the ordinary damping device bridge can't deal with the things of nature human factor such as earthquake along with the lapse of time, the problem that leads to collapsing of bridge even.
The utility model discloses bridge structures's damping device's purpose and efficiency are reached by following specific technological means:
a damping device of a bridge structure comprises a bridge longitudinal main body and a bridge transverse main body; the bottom of the longitudinal bridge main body is fixedly connected with the top of the low-carbon steel damping device; the top of the transverse main body of the bridge is fixedly connected with the bottom of the low-carbon steel damping device.
Furthermore, the longitudinal main body of the bridge comprises longitudinal upright posts and four damping device mounting holes A, and the top end surface of each longitudinal upright post is provided with four symmetrical damping device mounting holes A.
Further, the low-carbon steel damping device comprises a damper bottom plate, damper fixing lug plates, lug plate through holes, a bottom plate auxiliary damping block, a top plate auxiliary damping block, a low-carbon steel spiral damping block, auxiliary stress springs, a high-damping rubber placing groove, high-damping rubber and a damper top plate, wherein the front end surface and the rear end surface of the damper bottom plate are symmetrically provided with two damper fixing lug plates, each damper fixing lug plate is provided with the lug plate through hole, the front end and the rear end of the top end surface of the damper bottom plate are respectively fixedly connected with the bottom end surface of one bottom plate auxiliary damping block, the bottom plate auxiliary damping block and the top plate auxiliary damping block are fixedly connected through the low-carbon steel spiral damping block in an inserting manner, the low-carbon steel spiral damping block is made of a low-carbon steel material, and the top end surface of the damper bottom plate is fixedly connected with the bottom end surfaces of the four auxiliary stress springs, the damping device is characterized in that the top end face of the shock absorber bottom plate is fixedly connected with the axis part of the bottom end face of the high-damping rubber containing groove, the high-damping rubber is located in the high-damping rubber containing groove, two shock absorber fixing lug plates are symmetrically installed on the front end face and the rear end face of the shock absorber top plate, the bottom end face of the shock absorber top plate is fixedly connected with the top end faces of two roof auxiliary shock absorption blocks, the bottom end face of the shock absorber top plate is fixedly connected with the top end faces of the auxiliary stress springs, and under the installation state of the low-carbon steel damping device, the lug plate through holes in the bottom are fixedly connected with the damping device installation holes A through screws.
Furthermore, the transverse bridge body comprises a longitudinal connecting block, a transverse upright post and a damping device mounting hole B, the damping device mounting hole B is formed in four positions on the bottom end face of the longitudinal connecting block, the top end face of the longitudinal connecting block is fixedly connected with the center of the bottom end face of the transverse upright post, and the lug plate through hole in the top is fixedly connected with the damping device mounting hole B through screws in the mounting state of the transverse bridge body.
Compared with the prior art, the utility model discloses following beneficial effect has:
because this damping device has adopted low carbon steel material to kick-back, it possesses hysteresis deformation power consumption characteristic, kick-backs after the shock attenuation to the bridge, increases damping device's life. The internal damping material has the viscoelasticity of the high-damping rubber to damp and damp structural vibration and noise, and the viscoelasticity of the rubber is used for restraining and damping the structural vibration, so that the energy is absorbed to reduce the earthquake acting force, and the problem of prolonging the service life of the damping device of the bridge is solved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic side view of the longitudinal main body of the bridge of the present invention.
Fig. 4 is the utility model discloses a low carbon steel damping device looks sideways at the structural schematic diagram.
Figure 5 is the utility model discloses a low carbon steel damping device looks sideways at half section structure sketch map.
Fig. 6 is a schematic view of the bottom side structure of the transverse main body of the bridge of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a bridge longitudinal body; 101. a longitudinal upright post; 102. a damping device mounting hole A; 2. a low-carbon steel damping device; 201. a shock absorber bottom plate; 202. the damper fixes the ear plate; 203. an ear plate through hole; 204. a bottom plate auxiliary damping block; 205. a top plate auxiliary damping block; 206. a low-carbon steel spiral buffer block; 207. an auxiliary force-bearing spring; 208. a high damping rubber placement groove; 209. high damping rubber; 2010. a damper top plate; 3. a bridge transverse body; 301. a longitudinal connecting block; 302. a transverse upright post; 303. a damping device mounting hole B;
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 6:
the utility model provides a damping device of a bridge structure, which comprises a bridge longitudinal main body 1 and a bridge transverse main body 3; the bottom of a longitudinal bridge main body 1 is fixedly connected with the top of a low-carbon steel damping device 2, the low-carbon steel damping device 2 comprises a damper bottom plate 201, a damper fixing lug plate 202, lug plate through holes 203, a bottom plate auxiliary damping block 204, a top plate auxiliary damping block 205, a low-carbon steel spiral damping block 206, auxiliary stress springs 207, a high-damping rubber placing groove 208, high-damping rubber 209 and a damper top plate 2010, wherein the front end surface and the rear end surface of the damper bottom plate 201 are symmetrically provided with two damper fixing lug plates 202, each damper fixing lug plate 202 is provided with a lug plate through hole 203, the front end and the rear end of the top end surface of the damper bottom plate 201 are respectively and fixedly connected with the bottom end surface of one bottom plate auxiliary damping block 204, the bottom plate auxiliary damping block 204 and the top plate auxiliary damping block 205 are fixedly inserted through the low-carbon steel spiral damping block 206, the low-carbon steel spiral damping block 206 is made of low-carbon steel material, the top end surface, the center part of the top end face of the shock absorber bottom plate 201 is fixedly connected with the axis part of the bottom end face of the high-damping rubber placing groove 208, the high-damping rubber 209 is positioned in the high-damping rubber placing groove 208, two shock absorber fixing lug plates 202 are symmetrically installed on the front end face and the rear end face of the shock absorber top plate 2010, the bottom end face of the shock absorber top plate 2010 is fixedly connected with the top end faces of two top plate auxiliary shock absorption blocks 205, the bottom end face of the shock absorber top plate 2010 is fixedly connected with the top end face of an auxiliary stress spring 207, and in the installation state of the low-carbon steel shock absorption device 2, the lug plate through hole 203 at the bottom is fixedly; the top of the bridge transverse main body 3 is fixedly connected with the bottom of the low-carbon steel damping device 2.
The bridge longitudinal main body 1 comprises longitudinal columns 101 and damping device mounting holes A102, and four symmetrical damping device mounting holes A102 are formed in the top end face of each longitudinal column 101.
The bridge transverse main body 3 comprises a longitudinal connecting block 301, a transverse upright column 302 and a damping device mounting hole B303, wherein the damping device mounting holes B303 are formed in four positions on the bottom end face of the longitudinal connecting block 301, the top end face of the longitudinal connecting block 301 is fixedly connected with the center of the bottom end face of the transverse upright column 302, and the lug plate through hole 203 in the top is fixedly connected with the damping device mounting hole B303 through screws in the mounting state of the bridge transverse main body 3.
The specific use mode and function of the embodiment are as follows:
when the top bridge transverse main body 3 is subjected to a slight downward acting force, the slight force is transmitted to the outer peripheral surface of the low-carbon steel spiral buffer block 206 and the top end surface of the auxiliary stress spring 207 through the longitudinal connecting block 301, the low-carbon steel material has high toughness and rebounds after the acting force is finished, and the top bridge transverse main body 3 is restored to an initial state; when the transverse main body 3 of the top bridge is subjected to a large downward acting force, a large force is transmitted to the peripheral surface of the low-carbon steel spiral buffer block 206 through the longitudinal connecting block 301 to be buffered with the top end surface of the auxiliary stress spring 207 in one step, when the longitudinal connecting block 301 contacts the top end surface of the high-damping rubber 209, the high-damping rubber 209 neutralizes the force, the high-damping rubber shock absorption mechanism is adopted, the rubber is an organic matter of a macromolecular chain, and the motion of the macromolecular chain segment is a relaxation process substantially.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (4)
1. The utility model provides a damping device of bridge structures which characterized in that: the damping device comprises a longitudinal bridge main body (1) and a transverse bridge main body (3), wherein the bottom of the longitudinal bridge main body (1) is fixedly connected with the top of a low-carbon steel damping device (2); the top of the bridge transverse main body (3) is fixedly connected with the bottom of the low-carbon steel damping device (2).
2. The bridge construction damping device of claim 1, wherein: the bridge longitudinal main body (1) comprises longitudinal upright posts (101) and four damping device mounting holes A (102), wherein the top end face of each longitudinal upright post (101) is provided with four symmetrical damping device mounting holes A (102).
3. The bridge construction damping device of claim 1, wherein: the low-carbon steel damping device (2) comprises a damper bottom plate (201), damper fixing lug plates (202), lug plate through holes (203), a bottom plate auxiliary damping block (204), a top plate auxiliary damping block (205), a low-carbon steel spiral damping block (206), an auxiliary stressed spring (207), a high-damping rubber placing groove (208), high-damping rubber (209) and a damper top plate (2010), wherein the front end surface and the rear end surface of the damper bottom plate (201) are symmetrically provided with two damper fixing lug plates (202), each damper fixing lug plate (202) is provided with the lug plate through hole (203), the front end and the rear end of the top end surface of the damper bottom plate (201) are respectively fixedly connected with the bottom end surface of one base plate auxiliary damping block (204), the base plate auxiliary damping block (204) and the top plate auxiliary damping block (205) are fixedly connected through the low-carbon steel spiral damping block (206), the low-carbon steel spiral buffer block (206) is made of low-carbon steel materials, the top end face of the shock absorber bottom plate (201) is fixedly connected with the bottom end faces of the four auxiliary stress springs (207), the center part of the top end face of the shock absorber bottom plate (201) is fixedly connected with the axle center part of the bottom end face of the high-damping rubber placing groove (208), the high-damping rubber (209) is positioned in the high-damping rubber placing groove (208), the front end face and the rear end face of the shock absorber top plate (2010) are symmetrically provided with two shock absorber fixing lug plates (202), each shock absorber fixing lug plate (202) is provided with a lug plate through hole (203), the bottom end face of the shock absorber top plate (2010) is fixedly connected with the top end faces of the two top plate auxiliary shock absorption blocks (205), and the bottom end face of the shock absorber top plate (2010) is fixedly connected with the top end faces of the auxiliary stress springs (207), and in the installation state of the low-carbon steel damping device (2), the lug plate through hole (203) at the bottom is fixedly connected with the damping device installation hole A (102) through a screw.
4. The bridge construction damping device of claim 1, wherein: the bridge transverse main body (3) comprises a longitudinal connecting block (301), transverse upright columns (302) and damping device mounting holes B (303), the damping device mounting holes B (303) are formed in the four positions of the bottom end face of the longitudinal connecting block (301), the top end face of the longitudinal connecting block (301) is fixedly connected with the center of the bottom end face of each transverse upright column (302), and under the installation state of the bridge transverse main body (3), the lug plate through holes (203) in the top are fixedly connected with the damping device mounting holes B (303) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020055022.9U CN212270638U (en) | 2020-01-13 | 2020-01-13 | Damping device of bridge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020055022.9U CN212270638U (en) | 2020-01-13 | 2020-01-13 | Damping device of bridge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212270638U true CN212270638U (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020055022.9U Expired - Fee Related CN212270638U (en) | 2020-01-13 | 2020-01-13 | Damping device of bridge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212270638U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236326A (en) * | 2021-06-15 | 2021-08-10 | 安徽理工大学 | Multidirectional self-moving type arched anti-impact advanced hydraulic support |
| CN113685486A (en) * | 2021-10-22 | 2021-11-23 | 南通汇顺化工有限公司 | Damping device of phosphorous acid mixed processing equipment |
| CN113882241A (en) * | 2021-11-10 | 2022-01-04 | 重庆新科建设集团有限公司 | Bridge that facilitates installation is with flexible shock attenuation connecting device |
-
2020
- 2020-01-13 CN CN202020055022.9U patent/CN212270638U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236326A (en) * | 2021-06-15 | 2021-08-10 | 安徽理工大学 | Multidirectional self-moving type arched anti-impact advanced hydraulic support |
| CN113236326B (en) * | 2021-06-15 | 2022-07-08 | 安徽理工大学 | Multidirectional self-moving type arched anti-impact advanced hydraulic support |
| CN113685486A (en) * | 2021-10-22 | 2021-11-23 | 南通汇顺化工有限公司 | Damping device of phosphorous acid mixed processing equipment |
| CN113685486B (en) * | 2021-10-22 | 2021-12-31 | 南通汇顺化工有限公司 | Damping device of phosphorous acid mixed processing equipment |
| CN113882241A (en) * | 2021-11-10 | 2022-01-04 | 重庆新科建设集团有限公司 | Bridge that facilitates installation is with flexible shock attenuation connecting device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210101 Termination date: 20220113 |