CN209428935U - A kind of bridge girder anti-seismic bearing - Google Patents
A kind of bridge girder anti-seismic bearing Download PDFInfo
- Publication number
- CN209428935U CN209428935U CN201920043832.XU CN201920043832U CN209428935U CN 209428935 U CN209428935 U CN 209428935U CN 201920043832 U CN201920043832 U CN 201920043832U CN 209428935 U CN209428935 U CN 209428935U
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- steel plate
- spring
- buffer
- plate
- bridge girder
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Abstract
The utility model discloses a kind of bridge girder anti-seismic bearings, including bearing base, damping device is fixedly installed at left and right sides of the bearing base upper surface, it is fixedly connected respectively with the loading plate lower surface left and right sides at the top of damping device described in two groups, the damping device includes support rod, damping spring and spring cavity, middle part is provided with buffer unit between the bearing base and loading plate, the buffer unit includes lower steel plate, yielding rubber, internal steel plate and upper steel plate, it is provided between the upper steel plate and lower steel plate between yielding rubber described in the yielding rubber of four groups of equidistant arrangements and two adjacent groups and is provided with internal steel plate.The utility model is provided with internal steel plate between the yielding rubber and adjacent buffer rubber by the way that four groups of equidistant arrangements are arranged between upper steel plate and lower steel plate, it can be buffered and be consumed energy in vibration, energy-absorbing effect is good, and buffer unit can play position-limiting action, it avoids the displacement of loading plate excessive, be suitble to be widely popularized and use.
Description
Technical field
The utility model relates to bridge earthquake resistance technical field, in particular to a kind of bridge girder anti-seismic bearing.
Background technique
China is located between two violent earthquake band of the world (circum-Pacific seismic belt and the Himalayas-Mediterranean earthquake zone),
Some areas are exactly the component part of the two earthquake zones, are affected by it, and not only frequency is high for China's seismic activity, and intensity is big,
And the range of seismic activity is very wide, and almost macroseism occurred for national each province.It is important as the bridge of transportation route hinge
Social infrastructure, once investment is big, public character is strong, in earthquake impaired, not only causes economic massive losses, heavier
What is wanted is the response speed for influencing relief.How to guarantee that bridge structure meets " no damage in small earthquake, middle shake can repair and no collapsing with strong earthquake " and begins
It is all the hot subject of science of bridge building research eventually, subtracting seismic isolation technology is that relatively simple, economical and effective engineering resists in science of bridge building
Shake technology by setting seismic isolation device come the extending structure period, and increases damping and is transmitted to main structure to reduce earthquake
Energy.Therefore, it is proposed that a kind of bridge girder anti-seismic bearing.
Utility model content
The main purpose of the utility model is to provide a kind of bridge girder anti-seismic bearings, by bearing base upper surface or so
The damping device of two sides, when bridge is shaken, loading plate drives support rod and latch plate to press damping spring downwards
Contracting, damping spring plays the role of damping, buffering during compression, more practical, by between upper steel plate and lower steel plate
It is arranged between the yielding rubber and adjacent buffer rubber of four groups of equidistant arrangements and is provided with internal steel plate, can be carried out in vibration
Buffering and energy consumption, energy-absorbing effect is good, and buffer unit can play position-limiting action, avoids the displacement of loading plate excessive, so that
Deformation occurs for bridge, can effectively solve the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of bridge girder anti-seismic bearing, including bearing base, the bearing base upper surface left and right sides are fixedly installed with
Damping device, the top of damping device described in two groups are fixedly connected with the loading plate lower surface left and right sides respectively, the damping device
Including support rod, damping spring and spring cavity, middle part is provided with buffer unit between the bearing base and loading plate, described slow
Flushing device includes lower steel plate, yielding rubber, internal steel plate and upper steel plate, and four groups etc. are provided between the upper steel plate and lower steel plate
Internal steel plate is provided between yielding rubber described in yielding rubber and two adjacent groups away from arrangement.
Further, spring cavity, the spring cavity wall are fixedly installed at left and right sides of the bearing base upper surface
Bottom is fixedly installed with damping spring, is fixedly connected at the top of the damping spring with latch plate lower surface.
Further, the latch plate upper surface middle part is fixedly connected with support rod bottom, and the support rod bottom is run through
In spring cavity and support bar top is fixedly connected with loading plate lower surface.
Further, fixed groove, the fixed groove are fixedly installed at left and right sides of the bearing base upper surface
Interior middle part level is fixedly installed with slide bar, and sliding block is slidably connected on the slide bar, and the sliding block side is fixedly connected with buffering
Spring, the buffer spring is socketed on the outside of slide bar and the one end of buffer spring far from sliding block and fixed groove inner wall are fixed and connected
It connects.
Further, it is provided with buffer bar at left and right sides of the loading plate, is connect at the top of the loading plate and buffer bar
Place is provided at the top of shaft B and buffer bar and is rotatablely connected by shaft B and loading plate, and the buffer bar bottom and slider top connect
The place of connecing is provided with shaft A and buffer bar bottom is rotatablely connected by shaft A and sliding block.
Compared with prior art, the utility model has the following beneficial effects:
1. the bridge girder anti-seismic bearing of the utility model, by the damping device at left and right sides of bearing base upper surface,
When bridge is shaken, loading plate drives support rod and latch plate to compress to damping spring downwards, and damping spring is compressing
During play the role of damping, buffering, it is more practical.
2. the bridge girder anti-seismic bearing of the utility model, by the way that four groups of equidistant arrangements are arranged between upper steel plate and lower steel plate
It is provided with internal steel plate between yielding rubber and adjacent buffer rubber, can be buffered and be consumed energy in vibration, energy-absorbing effect
Fruit is good, and buffer unit can play position-limiting action, avoids the displacement of loading plate excessive, so that deformation occurs for bridge.
3. the bridge girder anti-seismic bearing of the utility model can be in water by being used cooperatively for slide bar, sliding block and buffer spring
Square to being buffered and being consumed energy, be conducive to improve the aseismatic bearing antidetonation buffering effect.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model bridge girder anti-seismic bearing；
Fig. 2 is the damping device structural schematic diagram of the utility model bridge girder anti-seismic bearing；
Fig. 3 is the buffer unit structure schematic diagram of the utility model bridge girder anti-seismic bearing.
In figure: 1, fixed groove；2, shaft A；3, buffer bar；4, shaft B；5, loading plate；6, bearing base；7, buffering dress
It sets；8, damping device；9, slide bar；10, sliding block；11, buffer spring；12, support rod；13, latch plate；14, damping spring；15,
Spring cavity；16, upper steel plate；17, yielding rubber；18, internal steel plate；19, lower steel plate.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1-3, a kind of bridge girder anti-seismic bearing, including bearing base 6, described 6 upper surface of bearing base or so two
Side is fixedly installed with damping device 8, and 8 top of damping device described in two groups is fixed at left and right sides of 5 lower surface of loading plate respectively
Connection, the damping device 8 include support rod 12, damping spring 14 and spring cavity 15, the bearing base 6 and loading plate 5 it
Between middle part be provided with buffer unit 7, the buffer unit 7 includes lower steel plate 19, yielding rubber 17, internal steel plate 18 and upper steel plate
16, buffering described in the yielding rubber 17 of four groups of equidistant arrangements and two adjacent groups is provided between the upper steel plate 16 and lower steel plate 19
Internal steel plate 18 is provided between rubber 17.
As depicted in figs. 1 and 2 by the way that four groups of equidistant arrangements are arranged between upper steel plate 16 and lower steel plate 19 in the present embodiment
Yielding rubber 17 and adjacent buffer rubber 17 between be provided with internal steel plate 18, can be buffered and consumed in vibration
Can, energy-absorbing effect is good.
Wherein, spring cavity 15,15 inner wall of spring cavity are fixedly installed at left and right sides of 6 surfaces on the bearing base
Bottom is fixedly installed with damping spring 14, and 14 top of damping spring is fixedly connected with 13 lower surface of latch plate.
Wherein, 13 upper surface middle part of latch plate is fixedly connected with 12 bottom of support rod, and 12 bottom of support rod is passed through
It is through in spring cavity 15 and 12 top of support rod is fixedly connected with 5 lower surface of loading plate.
Pass through being used cooperatively for support rod 12, latch plate 13 and damping spring 14 in the present embodiment as depicted in figs. 1 and 2,
When bridge is shaken, loading plate 5 drives support rod 12 and latch plate 13 to compress to damping spring 14 downwards, damping bullet
Spring 14 plays the role of damping, buffering during compression, more practical.
Wherein, fixed groove 1 is fixedly installed at left and right sides of 6 upper surface of bearing base, in the fixed groove 1
Middle part level is fixedly installed with slide bar 9, and sliding block 10 is slidably connected on the slide bar 9, and 10 side of sliding block is fixedly connected with
Buffer spring 11, the buffer spring 11 are socketed in 9 outside of slide bar and buffer spring 11 one end and anchor far from sliding block 10
1 inner wall of slot is fixedly connected.
It, can be in level side as shown in Figure 1 by being fixedly connected with buffer spring 11 in 10 side of sliding block in the present embodiment
To progress buffering energy-consumption.
Wherein, it is provided with buffer bar 3 at left and right sides of the loading plate 5, is connected at the top of the loading plate 5 and buffer bar 3
Place is provided at the top of shaft B4 and buffer bar 3 to be rotatablely connected by shaft B4 and loading plate 5,3 bottom of buffer bar and sliding block
10 tops junction are provided with shaft A2 and 3 bottom of buffer bar is rotatablely connected by shaft A2 and sliding block 10.
Working principle: in use, by damping device 8 at left and right sides of 6 upper surface of bearing base, when bridge is shaken
When, loading plate 5 drives support rod 12 and latch plate 13 to compress to damping spring 14 downwards, mistake of the damping spring 14 in compression
Play the role of damping, buffering in journey, loading plate 5 during moving downward, distinguish by the buffer bar 3 of 5 left and right sides of loading plate
Buffer spring 11 is compressed to two sides band movable slider 10, buffer spring 11 carries out from horizontal direction during compression
Buffering energy-consumption improves the effect of damping, buffering, when loading plate 5 downwards squeezes buffer unit 7, upper steel plate 16 and lower steel plate
Yielding rubber 17 and internal steel plate 18 between 19 play the role of antidetonation, to bridge additional stiffness and damping, prevent loading plate 5
Displacement is excessive, so that bridge generates deformation, it is more practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of bridge girder anti-seismic bearing, including bearing base (6), it is characterised in that: described bearing base (6) upper surface or so two
Side is fixedly installed with damping device (8), at the top of damping device described in two groups (8) respectively with loading plate (5) lower surface or so two
Side is fixedly connected, and the damping device (8) includes support rod (12), damping spring (14) and spring cavity (15), the carrying bottom
Middle part is provided with buffer unit (7) between seat (6) and loading plate (5), and the buffer unit (7) includes lower steel plate (19), buffering
Rubber (17), internal steel plate (18) and upper steel plate (16), are provided with four groups etc. between the upper steel plate (16) and lower steel plate (19)
Internal steel plate (18) are provided between yielding rubber (17) described in yielding rubber (17) and two adjacent groups away from arrangement.
2. bridge girder anti-seismic bearing according to claim 1, it is characterised in that: (6) surface or so two on the bearing base
Side is fixedly installed with spring cavity (15), and spring cavity (15) the inner wall bottom is fixedly installed with damping spring (14), described to subtract
It is fixedly connected at the top of shake spring (14) with latch plate (13) lower surface.
3. bridge girder anti-seismic bearing according to claim 2, it is characterised in that: latch plate (13) upper surface middle part and branch
Strut (12) bottom is fixedly connected, support rod (12) bottom be applied in spring cavity (15) and at the top of support rod (12) with hold
Support plate (5) lower surface is fixedly connected.
4. bridge girder anti-seismic bearing according to claim 1, it is characterised in that: described bearing base (6) upper surface or so two
Side is fixedly installed with fixed groove (1), and middle part level is fixedly installed with slide bar (9), the slide bar in the fixed groove (1)
(9) it is slidably connected on sliding block (10), sliding block (10) side is fixedly connected with buffer spring (11), the buffer spring
(11) it is socketed on the outside of slide bar (9) and buffer spring (11) one end and fixed groove (1) inner wall far from sliding block (10) is fixed and connected
It connects.
5. bridge girder anti-seismic bearing according to claim 1, it is characterised in that: be respectively provided at left and right sides of the loading plate (5)
Have buffer bar (3), junction is provided with logical at the top of shaft B (4) and buffer bar (3) at the top of the loading plate (5) and buffer bar (3)
It crosses shaft B (4) and loading plate (5) to be rotatablely connected, junction is provided with shaft at the top of buffer bar (3) bottom and sliding block (10)
A (2) and buffer bar (3) bottom pass through shaft A (2) and sliding block (10) and are rotatablely connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920043832.XU CN209428935U (en) | 2019-01-11 | 2019-01-11 | A kind of bridge girder anti-seismic bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920043832.XU CN209428935U (en) | 2019-01-11 | 2019-01-11 | A kind of bridge girder anti-seismic bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209428935U true CN209428935U (en) | 2019-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920043832.XU Expired - Fee Related CN209428935U (en) | 2019-01-11 | 2019-01-11 | A kind of bridge girder anti-seismic bearing |
Country Status (1)
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| CN (1) | CN209428935U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305043A (en) * | 2020-03-04 | 2020-06-19 | 李妍芬 | Shock-absorbing device for viaduct support |
| CN111576204A (en) * | 2020-06-08 | 2020-08-25 | 马鞍山常裕机械设备有限公司 | Bridge beam supports cushion with adjustable |
| CN111926923A (en) * | 2020-08-14 | 2020-11-13 | 河南航天建筑工程有限公司 | Earthquake-resistant support for building |
| CN112227551A (en) * | 2020-10-26 | 2021-01-15 | 许兰花 | Earthquake-resistant support for building |
| CN113308982A (en) * | 2021-06-17 | 2021-08-27 | 郑州大学 | Damping device for assembled bridge pier column |
| CN113622323A (en) * | 2021-08-30 | 2021-11-09 | 阜阳市水利建筑安装工程公司 | Assembly type beam slab bridge reinforcing structure and reinforcing method thereof |
| CN113969541A (en) * | 2020-07-24 | 2022-01-25 | 上海通亿橡塑制品有限公司 | Damping support for road and bridge |
| CN114351575A (en) * | 2022-01-13 | 2022-04-15 | 河南省第一公路工程有限公司 | Detachable high-performance insulating shock-absorbing bridge support |
| CN114704590A (en) * | 2022-03-23 | 2022-07-05 | 中能智控(淮安)科技发展有限公司 | Cloud platform for 3D metal printing |
| CN115976948A (en) * | 2023-01-31 | 2023-04-18 | 温州中恒工程管理有限公司 | Bridge bearing |
-
2019
- 2019-01-11 CN CN201920043832.XU patent/CN209428935U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305043A (en) * | 2020-03-04 | 2020-06-19 | 李妍芬 | Shock-absorbing device for viaduct support |
| CN111576204A (en) * | 2020-06-08 | 2020-08-25 | 马鞍山常裕机械设备有限公司 | Bridge beam supports cushion with adjustable |
| CN113969541A (en) * | 2020-07-24 | 2022-01-25 | 上海通亿橡塑制品有限公司 | Damping support for road and bridge |
| CN111926923A (en) * | 2020-08-14 | 2020-11-13 | 河南航天建筑工程有限公司 | Earthquake-resistant support for building |
| CN112227551A (en) * | 2020-10-26 | 2021-01-15 | 许兰花 | Earthquake-resistant support for building |
| CN113308982A (en) * | 2021-06-17 | 2021-08-27 | 郑州大学 | Damping device for assembled bridge pier column |
| CN113622323A (en) * | 2021-08-30 | 2021-11-09 | 阜阳市水利建筑安装工程公司 | Assembly type beam slab bridge reinforcing structure and reinforcing method thereof |
| CN114351575A (en) * | 2022-01-13 | 2022-04-15 | 河南省第一公路工程有限公司 | Detachable high-performance insulating shock-absorbing bridge support |
| CN114351575B (en) * | 2022-01-13 | 2023-12-22 | 河南省第一公路工程有限公司 | Detachable high-performance insulating damping bridge support |
| CN114704590A (en) * | 2022-03-23 | 2022-07-05 | 中能智控(淮安)科技发展有限公司 | Cloud platform for 3D metal printing |
| CN115976948A (en) * | 2023-01-31 | 2023-04-18 | 温州中恒工程管理有限公司 | Bridge bearing |
| CN115976948B (en) * | 2023-01-31 | 2023-09-12 | 温州中恒工程管理有限公司 | Bridge support |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20220111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |