CN205975347U - Anti -seismic bridge bearing - Google Patents
Anti -seismic bridge bearing Download PDFInfo
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- CN205975347U CN205975347U CN201620951571.8U CN201620951571U CN205975347U CN 205975347 U CN205975347 U CN 205975347U CN 201620951571 U CN201620951571 U CN 201620951571U CN 205975347 U CN205975347 U CN 205975347U
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Abstract
The utility model relates to a bridge beam supports technical field especially relates to an anti -seismic bridge bearing. The to -be -solved technical problem of the utility model is to provide an anti -seismic bridge bearing that can reduce vibrations, demountable power, with low costs. In order to solve the technical problem, the utility model provides a such anti -seismic bridge bearing is including base, pier, trapezoidal piece, bridge plate piece etc. Be equipped with the pier on the base, the pier top is equipped with trapezoidal piece, and the cavity has all been opened to the pier left and right sides, and open the cavity bottom has the ball -type recess, is equipped with vertical pole in the cavity, and the cavity inner wall all is equipped with first elastic component, first elastic component and vertical pole surface contact, and vertical pole bottom all is equipped with the fixture block, fixture block and the cooperation of ball -type recess, two vertical peak of the staff ends are equipped with the bridge plate piece. The utility model discloses reached and to have reduced vibrations, demountable power, effect with low costs, the utility model discloses novel structure, the practicality is strong, low in manufacturing cost, easy maintenance can effectually release earthquake load.
Description
Technical field
This utility model is related to technical field of bridge, more particularly, to a kind of bridge girder anti-seismic bearing.
Background technology
Development with transportation and the raising of construction standard, bearing in bridge and Other Engineering not only
Play a supporting role, but also there is vibration damping, resistance to plucking, release moment of flexure, the effect of resist displacement.At present, often occur in earthquake pre-
The situation that bridge plate processed falls from bridge pier beam, is the reason bridge plate falls from bridge pier beam, when there is earthquake,
Create very big horizontal force and vertical force, make precast bridge plate occurred level displacement and upper and lower displacement, when displacement exceed pre-
Bridge plate processed on bridge pier shelve width after, bridge plate will fall, and now, not only bridge is damaged, Er Qieqiao
Above, the pedestrian under bridge and vehicle all occur serious accident.Therefore need research and development one kind badly and can reduce vibrations, detachable power, one-tenth
This low bridge girder anti-seismic bearing.
Utility model content
（1）Technical problem to be solved
This utility model, in earthquake, the situation that precast bridge plate falls from bridge pier beam in order to overcome often, and bridge damages
Shortcoming bad serious, that security incident easily occurs, the technical problems to be solved in the utility model be provide one kind can reduce vibrations,
Detachable power, the bridge girder anti-seismic bearing of low cost.
（2）Technical scheme
In order to solve above-mentioned technical problem, this utility model provides such a bridge girder anti-seismic bearing, include pedestal,
Bridge pier, trapezoid block, bridge plate, vertical bar, the first elastic component and fixture block, pedestal is provided with bridge pier, and pier coping portion is provided with trapezoidal
Block, the bridge pier left and right sides all has cavity, and cavity bottom has ball-type groove, is provided with vertical bar in cavity, and cavity inner wall is all provided with
There is the first elastic component, the first elastic component is contacted with vertical bar surface, vertical bar bottom is equipped with fixture block, fixture block is joined with ball-type groove
Close, two vertical bar tops are provided with bridge plate, and bridge plate bottom centre has trapezoidal groove, and trapezoidal groove is in trapezoid block just
Top, trapezoidal groove is coordinated with trapezoid block.
Preferably, Elastic Sliding bar, slide block and chute are also included, the pedestal left and right sides is provided with chute, bridge plate bottom
The portion left and right sides is provided with Elastic Sliding bar, is equipped with slide block on the downside of Elastic Sliding bar, and slide block slidingtype is connected in chute.
Preferably, also include the second elastic component, bridge plate bottom centre has trapezoidal groove, sets inside trapezoidal groove
There is the second elastic component.
Preferably, the first elastic component is anti-chatter spring pad.
Preferably, the second elastic component is made up of high-abrasive materials such as abrasive rubber, wear-resistant ceramics.
Operation principle：When there is earthquake, bridge is subject to power straight down, and vertical bar extrudes the first elastic component, can be by
Kinetic energy is converted into potential energy, reduces bridge damage degree, fixture block snaps in ball-type groove, and trapezoid block snaps in trapezoidal groove, prevents
Bridge horizontal displacement is so that bridge structure is more stable.Reduce the damage to bridge.
Because also including Elastic Sliding bar, slide block and chute, the pedestal left and right sides is provided with chute, and bridge plate bottom is left
Right both sides are provided with Elastic Sliding bar, are equipped with slide block on the downside of Elastic Sliding bar, and slide block slidingtype is connected in chute, when bridge is sent out
During raw vibrations, when bridge plate is subject to the power of horizontal direction, Elastic Sliding bar is moved in chute by slide block, can turn kinetic energy
Change potential energy into, reduce the damaged condition of bridge, and Elastic Sliding bar also acts as supporting role to bridge.
Because also including the second elastic component, bridge plate bottom centre has trapezoidal groove, is provided with inside trapezoidal groove
Second elastic component, can play cushioning effect.
Because the first elastic component is anti-chatter spring pad, cushioning effect can be played, convert kinetic energy into potential energy, reduce bridge
Damaged condition.
Because the second elastic component is made up of high-abrasive materials such as abrasive rubber, wear-resistant ceramics, enhances anti seismic efficiency and make
Use the life-span.
（3）Beneficial effect
This utility model has reached and can reduce vibrations, detachable power, the effect of low cost, and this utility model structure is novel, real
With property, strong, low cost of manufacture, easy to maintenance, effectively can discharge earthquake load, bridge is played a protective role.
Brief description
Fig. 1 is the first main structure diagram of the present utility model.
Fig. 2 is second main structure diagram of the present utility model.
Fig. 3 is the third main structure diagram of the present utility model.
Being labeled as in accompanying drawing：1- pedestal, 2- bridge pier, 3- trapezoid block, 4- bridge plate, 5- trapezoidal groove, 6- vertical bar,
7- first elastic component, 8- fixture block, 9- cavity, 10- ball-type groove, 11- Elastic Sliding bar, 12- chute, 13- slide block, 14- second
Elastic component.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further described.
Embodiment 1
A kind of bridge girder anti-seismic bearing, as Figure 1-3, includes pedestal 1, bridge pier 2, trapezoid block 3, bridge plate 4, vertically
Bar 6, the first elastic component 7 and fixture block 8, pedestal 1 is provided with bridge pier 2, and bridge pier 2 top is provided with trapezoid block 3, and bridge pier 2 left and right sides is equal
Have cavity 9, cavity 9 bottom has ball-type groove 10, in cavity 9, be provided with vertical bar 6, cavity 9 inwall is equipped with the first elasticity
Part 7, the first elastic component 7 is contacted with vertical bar 6 surface, and vertical bar 6 bottom is equipped with fixture block 8, and fixture block 8 is joined with ball-type groove 10
Close, two vertical bar 6 tops are provided with bridge plate 4, and bridge plate 4 bottom centre has trapezoidal groove 5, and trapezoidal groove 5 is in ladder
Directly over shape block 3, trapezoidal groove 5 is coordinated with trapezoid block 3.
Also include Elastic Sliding bar 11, slide block 13 and chute 12, pedestal 1 left and right sides is provided with chute 12, bridge plate 4
The bottom left and right sides is provided with Elastic Sliding bar 11, is equipped with slide block 13 on the downside of Elastic Sliding bar 11, and slide block 13 slidingtype is connected to
In chute 12.
Also include the second elastic component 14, bridge plate 4 bottom centre has trapezoidal groove 5, is provided with inside trapezoidal groove 5
Second elastic component 14.
First elastic component 7 is anti-chatter spring pad.
Second elastic component 14 is made up of high-abrasive materials such as abrasive rubber, wear-resistant ceramics.
Operation principle：When there is earthquake, bridge is subject to power straight down, and vertical bar 6 extrudes the first elastic component 7, energy
Convert kinetic energy into potential energy, reduce bridge damage degree, fixture block 8 snaps in ball-type groove 10, and trapezoid block 3 snaps in trapezoidal groove 5
Interior, prevent bridge horizontal displacement so that bridge structure is more stable.Reduce the damage to bridge.
Because also including Elastic Sliding bar 11, slide block 13 and chute 12, pedestal 1 left and right sides is provided with chute 12, bridge
The plate 4 bottom left and right sides is provided with Elastic Sliding bar 11, is equipped with slide block 13 on the downside of Elastic Sliding bar 11, and slide block 13 slidingtype is even
It is connected in chute 12, when bridge occurs vibrations, when bridge plate 4 is subject to the power of horizontal direction, Elastic Sliding bar 11 passes through to slide
Block 13 moves in chute 12, can convert kinetic energy into potential energy, reduces the damaged condition of bridge, and Elastic Sliding bar 11 is to bridge
Beam also acts as supporting role.
Because also including the second elastic component 14, bridge plate 4 bottom centre has trapezoidal groove 5, inside trapezoidal groove 5
It is provided with the second elastic component 14, cushioning effect can be played.
Because the first elastic component 7 is anti-chatter spring pad, cushioning effect can be played, convert kinetic energy into potential energy, reduce bridge
The damaged condition of beam.
Because the second elastic component 14 is made up of high-abrasive materials such as abrasive rubber, wear-resistant ceramics, enhance anti seismic efficiency and
Service life.
Embodiment described above only have expressed preferred implementation of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that it is common for this area
For technical staff, without departing from the inventive concept of the premise, some deformation, improvement and replacement can also be made, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (5)
1. a kind of bridge girder anti-seismic bearing is it is characterised in that include pedestal（1）, bridge pier（2）, trapezoid block（3）, bridge plate
（4）, vertical bar（6）, the first elastic component（7）And fixture block（8）, pedestal（1）It is provided with bridge pier（2）, bridge pier（2）Top is provided with trapezoidal
Block（3）, bridge pier（2）The left and right sides all has cavity（9）, cavity（9）Bottom has ball-type groove（10）, cavity（9）Inside it is provided with
Vertical bar（6）, cavity（9）Inwall is equipped with the first elastic component（7）, the first elastic component（7）With vertical bar（6）Surface contacts, and erects
Straight-bar（6）Bottom is equipped with fixture block（8）, fixture block（8）With ball-type groove（10）Cooperation, two vertical bars（6）Top is provided with bridge
Plate（4）, bridge plate（4）Bottom centre has trapezoidal groove（5）, trapezoidal groove（5）In trapezoid block（3）Surface, trapezoidal
Groove（5）With trapezoid block（3）Cooperation.
2. a kind of bridge girder anti-seismic bearing according to claim 1 is it is characterised in that also include Elastic Sliding bar（11）、
Slide block（13）And chute（12）, pedestal（1）The left and right sides is provided with chute（12）, bridge plate（4）The bottom left and right sides is provided with bullet
Property sliding bar（11）, Elastic Sliding bar（11）Downside is equipped with slide block（13）, slide block（13）Slidingtype is connected to chute（12）Interior.
3. a kind of bridge girder anti-seismic bearing according to claim 1 is it is characterised in that also include the second elastic component（14）,
Bridge plate（4）Bottom centre has trapezoidal groove（5）, trapezoidal groove（5）Inner side is provided with the second elastic component（14）.
4. a kind of bridge girder anti-seismic bearing according to claim 1 is it is characterised in that the first elastic component（7）For anti-chatter spring
Pad.
5. a kind of bridge girder anti-seismic bearing according to claim 3 is it is characterised in that the second elastic component（14）By wear-resisting rubber
The high-abrasive materials such as glue, wear-resistant ceramic are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620951571.8U CN205975347U (en) | 2016-08-27 | 2016-08-27 | Anti -seismic bridge bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620951571.8U CN205975347U (en) | 2016-08-27 | 2016-08-27 | Anti -seismic bridge bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205975347U true CN205975347U (en) | 2017-02-22 |
Family
ID=58036410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620951571.8U Active CN205975347U (en) | 2016-08-27 | 2016-08-27 | Anti -seismic bridge bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205975347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108708272A (en) * | 2018-08-14 | 2018-10-26 | 山西路桥建设集团有限公司 | Bridge girder anti-seismic bearing |
| CN111005308A (en) * | 2019-12-27 | 2020-04-14 | 浙江省交通规划设计研究院有限公司 | Single-column type bridge pier beam bridge and reinforcing and modifying method thereof |
-
2016
- 2016-08-27 CN CN201620951571.8U patent/CN205975347U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108708272A (en) * | 2018-08-14 | 2018-10-26 | 山西路桥建设集团有限公司 | Bridge girder anti-seismic bearing |
| CN111005308A (en) * | 2019-12-27 | 2020-04-14 | 浙江省交通规划设计研究院有限公司 | Single-column type bridge pier beam bridge and reinforcing and modifying method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |