CN214116255U - Anti-seismic device for highway bridge - Google Patents
Anti-seismic device for highway bridge Download PDFInfo
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- CN214116255U CN214116255U CN202022104462.1U CN202022104462U CN214116255U CN 214116255 U CN214116255 U CN 214116255U CN 202022104462 U CN202022104462 U CN 202022104462U CN 214116255 U CN214116255 U CN 214116255U
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Abstract
The utility model discloses a highway anti-seismic device for bridge in public road bridge roof beam field, including the pier, its characterized in that: the left side and the right side of the upper end of the pier are symmetrically provided with supporting bottom plates, the upper end of each supporting bottom plate is provided with a first buffer block, the upper end of each first buffer block is provided with a first sliding groove, the middle position in each first sliding groove is connected with a first sliding block in a sliding mode, the middle position in each second sliding groove is connected with a second sliding block in a sliding mode, the upper end of each second sliding block is fixedly connected with a supporting plate, the upper end of each supporting plate is provided with a damping sheet, the upper end of each damping sheet is provided with a first supporting column, the upper end; the second buffer block and the side end face of the supporting plate are uniformly and rotatably connected with a second supporting column, the other end of the second supporting column is rotatably connected with a fixing frame, and the fixing frame is fixedly connected with the supporting bottom plate; the device can effectively resist the vibration force in the vertical direction and the horizontal direction, has a good damping effect, and is high in practicability.
Description
Technical Field
The utility model relates to a public road bridge roof beam field specifically is a public road bridge roof beam is with antidetonation device.
Background
Highway bridge construction includes main bridge (i.e. upper bridge structure and lower bridge structure) construction and auxiliary engineering facilities in the bridge location population. The auxiliary engineering facilities are various, such as structures for regulating and controlling water flow, such as revetments and diversion dikes for keeping stable riverways at bridge positions, approach bridges with bridge heads connected with highways, railings for preventing wheels from colliding on bridge floors, sidewalk railings for ensuring pedestrian safety, on-bridge signs, under-bridge navigation signs, bridge floor lighting equipment and the like.
When the highway bridge is used, certain shock resistance is required, the conventional shock resistance device can only resist the vibration force in the vertical direction generally, when the bridge is vibrated, the vibration force is usually not only in the vertical direction but also in the horizontal direction, and the conventional shock resistance device does not have the effect of resisting the vibration force in the horizontal direction.
Therefore, the utility model provides a public road bridge anti-seismic device to solve the problem that proposes in the above-mentioned background art.
Disclosure of Invention
An object of the utility model is to provide a public road bridge anti-seismic device for roof beam to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-seismic device for a highway bridge comprises piers, wherein support base plates are symmetrically arranged on the left side and the right side of the upper end of each pier, a first buffer block is arranged at the upper end of each support base plate, a first sliding groove is formed in the upper end of each first buffer block, a first sliding block is slidably connected to the middle position in the first sliding groove, a second buffer block is fixedly connected to the upper end of each first sliding block, a second sliding groove is formed in the upper end of each second buffer block, a second sliding block is slidably connected to the middle position in the second sliding groove, a support plate is fixedly connected to the upper end of each second sliding block, a damping sheet is arranged at the upper end of each support plate, a first support column is arranged at the upper end of each damping sheet, a support block is fixedly connected to the upper end of each first support column, and a bridge deck is fixedly connected to the upper ends of the support blocks; the second buffer block is uniformly connected with a second supporting column in a rotating mode through the side end face of the supporting plate, the other end of the second supporting column is connected with a fixing frame in a rotating mode, and the fixing frame is fixedly connected with the supporting bottom plate.
As a further aspect of the present invention: the directions of the first sliding groove and the second sliding groove are mutually vertical; through the first sliding groove and the second sliding groove which are perpendicular to each other, the first sliding block and the second sliding block can drive the supporting block above the supporting block to move in a plurality of angles in the horizontal direction.
As a further aspect of the present invention: the joint of the second sliding block and the supporting plate and the joint of the first supporting column and the supporting block are uniformly and fixedly connected with a plurality of triangular fixing blocks; through a plurality of triangle fixed plates can effectual promotion whole device's stability.
As a further aspect of the present invention: the first supporting column and the second supporting column are both telescopic supporting columns, springs are arranged in the first supporting column and the second supporting column, and the springs are springs with large stiffness coefficients; the first supporting column and the second supporting column can have elasticity through the springs, so that the first supporting column can dissipate vibration force in the vertical direction, and the second supporting column can dissipate vibration force in the horizontal direction.
As a further aspect of the present invention: the second supporting columns are provided with a plurality of second supporting columns which are connected with the second buffer blocks and are mutually vertical to the second supporting columns connected with the supporting plate; the anti-vibration force in the horizontal direction can be effectively improved through the second supporting columns, and the anti-vibration force can be dissipated at multiple angles through the second supporting columns which are perpendicular to each other.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
the device can effectually dissipate the vibrations power of vertical direction through first support column and inside spring and under the effect of damping fin, can make the supporting shoe of top have the buffer space of a plurality of angles through mutually perpendicular direction and first spout and second spout, can effectually dissipate the vibrations power of horizontal direction under the effect of second support column and inside spring, the vibrations power that traditional anti-seismic device can only resist vertical direction has been solved, do not have the problem of the vibrations power of resisting the horizontal direction, reached can effectually resist the vibrations power of vertical and horizontal direction, the life of effectual promotion bridge.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is a schematic structural view of a partial sectional view of a front view of the present invention;
fig. 3 is a schematic structural diagram of a middle bottom view of the present invention.
In the figure: 1-pier, 2-supporting bottom plate, 3-first buffer block, 4-first sliding groove, 5-first sliding block, 6-second buffer block, 7-second sliding groove, 8-second sliding block, 9-supporting plate, 10-damping sheet, 11-first supporting column, 12-supporting block, 13-bridge surface, 14-second supporting column, 15-fixing frame, 16-triangular fixing block and 17-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, an anti-seismic device for a highway bridge includes a pier 1, support base plates 2 are symmetrically arranged on left and right sides of an upper end of the pier 1, a first buffer block 3 is arranged on an upper end of the support base plate 2, a first sliding chute 4 is arranged on an upper end of the first buffer block 3, a first sliding block 5 is slidably connected to a middle position in the first sliding chute 4, a second buffer block 6 is fixedly connected to an upper end of the first sliding block 5, a second sliding chute 7 is arranged on an upper end of the second buffer block 6, a second sliding block 8 is slidably connected to a middle position in the second sliding chute 7, a support plate 9 is fixedly connected to an upper end of the second sliding block 8, a damping plate 10 is arranged on an upper end of the support plate 9, a first support column 11 is arranged on an upper end of the damping plate 10, a support block 12 is fixedly connected to an upper end of the first support column 11, and a bridge deck 13 is fixedly connected to an upper end of the support block 12; the end faces of the second buffer block 6 and the supporting plate 9 are uniformly and rotatably connected with a second supporting column 14, the other end of the second supporting column 14 is rotatably connected with a fixing frame 15, and the fixing frame 15 is fixedly connected with the supporting base plate 2.
Wherein, the directions of the first sliding chute 4 and the second sliding chute 7 are mutually vertical; through the first sliding chute 4 and the second sliding chute 7 which are perpendicular to each other, the first sliding block 5 and the second sliding block 8 can drive the upper supporting block 12 to move in the horizontal direction at a plurality of angles; a plurality of triangular fixing blocks 16 are uniformly and fixedly connected at the joint of the second sliding block 8 and the supporting plate 9 and the joint of the first supporting column 11 and the supporting block 12; the stability of the whole device can be effectively improved through the plurality of triangular fixing plates; the first supporting column 11 and the second supporting column 14 are both telescopic supporting columns, springs 17 are arranged inside the first supporting column 11 and the second supporting column 14, and the springs 17 are springs 17 with large stiffness coefficients; the first supporting column 11 and the second supporting column 14 can have elasticity through the spring 17, so that the first supporting column 11 can dissipate vibration force in the vertical direction, and the second supporting column 14 can dissipate vibration force in the horizontal direction; the second supporting columns 14 are provided with a plurality of second supporting columns 14 connected with the second buffer blocks 6, and the positions of the second supporting columns 14 connected with the supporting plate 9 are vertical to each other; the horizontal vibration resistance can be effectively improved through the plurality of second supporting columns 14, and the vibration force can be dissipated in multiple angles through the mutually perpendicular second supporting columns 14.
The utility model discloses a theory of operation is:
when a user uses the device, a plurality of the devices are arranged between the pier 1 and the bridge floor 13, and when the bridge body receives vibration force in the horizontal direction, the vibration force generated in the vertical direction can be effectively dissipated under the action of the springs 17 in the first supporting columns 11 and the action of the damping sheets 10; when the bridge body receives the vibration force in the horizontal direction, if the vibration force is in the front-back direction, the second sliding block 8 slides back and forth in the second sliding groove 7, meanwhile, under the action of the second supporting column 14 and the inner spring 17, the vibration force in the front-back direction can be effectively dissipated, when the bridge body receives the vibration force in the left-right direction, the first sliding block 5 slides left and right in the first sliding groove 4, meanwhile, under the action of the second supporting column 14 and the inner spring 17, the vibration force in the action direction can be dissipated, when the bridge body receives the vibration force in the inclined direction, the first sliding block 5 and the second sliding block 8 slide in the first sliding groove 4 and the second sliding groove 7 simultaneously, and then under the action of the second supporting column 14 and the inner spring 17, the vibration force is dissipated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a highway is antidetonation device for bridge, includes pier (1), its characterized in that: the left side and the right side of the upper end of the pier (1) are symmetrically provided with a supporting base plate (2), the upper end of the supporting base plate (2) is provided with a first buffer block (3), a first sliding chute (4) is arranged at the upper end of the first buffer block (3), a first sliding block (5) is connected at the middle position in the first sliding chute (4) in a sliding manner, the upper end of the first sliding block (5) is fixedly connected with a second buffer block (6), the upper end of the second buffer block (6) is provided with a second sliding chute (7), the inner middle position of the second sliding chute (7) is connected with a second sliding block (8) in a sliding way, the upper end of the second sliding block (8) is fixedly connected with a supporting plate (9), the upper end of the supporting plate (9) is provided with a damping fin (10), the upper end of the damping fin (10) is provided with a first supporting column (11), the upper end of the first supporting column (11) is fixedly connected with a supporting block (12), and the upper end of the supporting block (12) is fixedly connected with a bridge deck (13); the second buffer block (6) and the side end face of the support plate (9) are uniformly connected with a second support column (14) in a rotating mode, the other end of the second support column (14) is connected with a fixing frame (15) in a rotating mode, and the fixing frame (15) is fixedly connected with the support base plate (2).
2. An anti-seismic device for road bridges according to claim 1, wherein: the directions of the first sliding chute (4) and the second sliding chute (7) are mutually vertical.
3. An anti-seismic device for road bridges according to claim 1, wherein: the joint of the second sliding block (8) and the supporting plate (9) and the joint of the first supporting column (11) and the supporting block (12) are uniformly and fixedly connected with a plurality of triangular fixing blocks (16).
4. An anti-seismic device for road bridges according to claim 1, wherein: first support column (11) and second support column (14) are scalable support column, first support column (11) and second support column (14) inside all is equipped with spring (17).
5. An anti-seismic device for road bridges according to claim 1, wherein: the second supporting columns (14) are provided with a plurality of second supporting columns (14) connected with the second buffer blocks (6) and the second supporting columns (14) connected with the supporting plate (9) are perpendicular to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022104462.1U CN214116255U (en) | 2020-09-23 | 2020-09-23 | Anti-seismic device for highway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022104462.1U CN214116255U (en) | 2020-09-23 | 2020-09-23 | Anti-seismic device for highway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214116255U true CN214116255U (en) | 2021-09-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022104462.1U Active CN214116255U (en) | 2020-09-23 | 2020-09-23 | Anti-seismic device for highway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214116255U (en) |
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2020
- 2020-09-23 CN CN202022104462.1U patent/CN214116255U/en active Active
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