CN209703278U - A kind of reduction relates to the stopper of river bridge backwater impact - Google Patents
A kind of reduction relates to the stopper of river bridge backwater impact Download PDFInfo
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- CN209703278U CN209703278U CN201920252123.2U CN201920252123U CN209703278U CN 209703278 U CN209703278 U CN 209703278U CN 201920252123 U CN201920252123 U CN 201920252123U CN 209703278 U CN209703278 U CN 209703278U
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- bridge
- stopper
- upstream face
- impact
- river
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Abstract
The utility model provides a kind of stopper for reducing and relating to the impact of river bridge backwater, belong to and relates to river bridge technology field, including bridge pier, bridge, stopper and reinforce pedestal, insertion is provided with bridge below bridge pier, outside surrounding in the middle part of bridge has been bolted to connection stopper, and bridge underside is socketed with reinforcing pedestal.Stopper is provided in the device, upstream face, flexible filled layer and buffer bar, its stopper is that surrounding is arranged on the outside of bridge, when river water flows through bridge, water can flow to upstream face, the upstream face of its arc shape just impacts to form buffering with river water, and upstream face by water impact force when, upstream face inner wall meeting compressed flexible filled layer, it is rebounded when so that being impacted to river water, in addition buffer bar has stress buffer effect between flexible filled layer, reduce river water impact force, and then the impact force that river water is formed will not directly impact bridge, supporting bridge is protected to use, improve the safety of bridge floor.
Description
Technical field
The utility model relates to relate to river bridge technology field, more specifically, being related to a kind of blocking of bridge backwater impact
Block.
Background technique
Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through, modern to adapt to
The transportation industry of high speed development, bridge be also extended to across mountain stream, unfavorable geology or meet other traffic need and set up make
Current more convenient and fast building.Bridge when chance river rises, can be accelerated river water water flow by the impact of river water, seawater for a long time
Speed, and the impact force to bridge can be increased, cause supporting bridge to will receive biggish negative pressure, load, so that bridge integrally props up
It supports built on the sand, and, some sundries, branch bar in river can be usually stuck in around bridge, and river water will form stagnant water, make
It is gathered in around bridge at river water, it is therefore desirable to make further innovation on this basis, a kind of reduce is provided and relates to river bridge
Choke water the stopper of impact.
Utility model content
The utility model, which is intended to solution bridge, when chance river rises, can be accelerated river by the impact of river water, seawater for a long time
Water water velocity, and the impact force to bridge can be increased, cause supporting bridge to will receive biggish negative pressure, load, so that bridge
Unsteady problem is overally supported, a kind of stopper for reducing and relating to the impact of river bridge backwater is provided, is provided with blocking in the device
Block, upstream face, flexible filled layer and buffer bar, stopper are that surrounding, when river water flows through bridge, water meeting is arranged on the outside of bridge
Flow to upstream face, the upstream face of arc shape just impacts to form buffering with river water, and upstream face by water impact force when, meet water
Face inner wall meeting compressed flexible filled layer, is rebounded when so that impacting to river water, in addition buffer bar has between flexible filled layer
Stress buffer effect reduces river water impact force, and then the impact force that river water is formed will not directly impact bridge, protect bridge
Beam support uses, and improves the safety of bridge floor.
To achieve the above object, the utility model provides the following technical solutions: a kind of reduce relates to the impact of river bridge backwater
Stopper, including bridge pier, bridge, stopper and reinforcing pedestal, bridge pier lower section insertion are provided with bridge, the bridge middle part
Outside surrounding be bolted to connection stopper, the bridge underside is socketed with reinforcing pedestal；
The stopper includes upstream face, corrosion resistant coating, obstructs net, flexible filled layer, stress buffer spring and buffer bar,
The upstream face is embedded in setting in stopper front, and the corrosion resistant coating passes through glue and is fitted tightly over upstream face appearance
Face, the barrier net are embedded in setting between barrier net, and the flexibility filled layer is both placed in stopper bosom, described
Stress buffer spring, which is embedded in, to be arranged at left and right sides of flexible filled layer, and the stress buffer spring other end is tightly attached in stopper
Wall avris, the buffer bar, which is embedded in, to be arranged between flexible filled layer；
The reinforcing pedestal includes reinforcing rib and snap bar, and the reinforcing rib is embedded in the left side for being arranged in and reinforcing above pedestal
Right two sides, the snap bar are embedded in setting and are reinforcing chassis outer side surrounding.
Preferred: the upstream face is arc shape structure setting, and upstream face is that rubber material is made.
Preferred: the corrosion resistant coating is hydrofluoric acid anti-corrosion coating, and corrosion resistant coating coats with a thickness of 0. 8 lis
Rice.
Preferred: the barrier net is arch shape structure setting, and it is concordant with upstream face to obstruct net arcuate surface.
Preferred: the flexibility filled layer is polyurethane elastomer, SBS elastomer and POE elastomer any of them
Material is constituted, and flexible filled layer contact surface is tightly attached to upstream face inner wall.
Preferred: the reinforcing pedestal upper outer edge is tangent setting with stopper bottom.
Preferred: the snap bar is staggered structural arrangement, and outwardly protrudes five centimetres.
The utility model has the advantages that
(1) it is gentle to be provided with stopper, upstream face, flexible filled layer for the stopper that this kind reduction relates to the impact of river bridge backwater
Jumper bar, stopper are that surrounding is arranged on the outside of bridge, and when river water flows through bridge, water can flow to upstream face, and arc shape is met
The water surface just impacts to form buffering with river water, and upstream face by water impact force when, upstream face inner wall can compressed flexible filled layer,
It is rebounded when so that being impacted to river water, in addition buffer bar has stress buffer effect between flexible filled layer, reduces river water punching
Power is hit, and then the impact force that river water is formed will not directly impact bridge, protection supporting bridge uses, and improves the peace of bridge floor
Quan Xing.
(2) it meets and rises when impacting, the support to stopper bottom can be enhanced by reinforcing pedestal, so that stopper bottom supports
It is firm, alleviate water impact, and then promote stopper and overally support stability.
(3) when branch bars some in river or sundries, which flow to, to be reinforced around pedestal, staggered snap bar can will be set
Branch bar fractures, so that branch bar own wt mitigates, can wash away the branch bar to fracture when rising, and avoids the stagnation of branch bar
Around bridge, reduces stagnant water and generate, prevent river water from assembling.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the stopper schematic cross-sectional view of the utility model.
Fig. 3 is that the reinforcing pedestal of the utility model is put upside down structural schematic diagram.
In Fig. 1-3: bridge pier 1；Bridge 2；Stopper 3, upstream face 301, corrosion resistant coating 302, barrier net 303, flexible filling
Layer 304, stress buffer spring 305, buffer bar 306；Reinforce pedestal 4, reinforcing rib 402, snap bar 402.
Specific embodiment
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Embodiment:
Please referring to Fig. 1 to 3, in the utility model embodiment, a kind of reduction relates to the stopper of river bridge backwater impact, including
Bridge pier 1, bridge 2, stopper 3 and pedestal 4 is reinforced, insertion is provided with bridge 2, the outside surrounding at 2 middle part of bridge below bridge pier 1
It is bolted to connection stopper 3,2 underside of bridge, which is socketed with, reinforces pedestal 4；
Stopper 3 includes upstream face 301, corrosion resistant coating 302, barrier net 303, flexible filled layer 304, stress buffer spring
305 and buffer bar 306, upstream face 301 is embedded in setting in 3 front of stopper, and corrosion resistant coating 302 is fitted closely by glue
In 301 outer surface of upstream face, obstructs net 303 and be embedded in setting between barrier net 303, flexible filled layer 304 is both placed in resistance
3 bosom of block, stress buffer spring 305 is embedded in setting at left and right sides of flexible filled layer 304, and stress buffer spring
305 other ends are tightly attached to 3 inner wall avris of stopper, and buffer bar 306, which is embedded in, to be arranged between flexible filled layer 304；
Reinforcing pedestal 4 includes reinforcing rib 401 and snap bar 402, and reinforcing rib 401 is embedded in setting and is reinforcing above pedestal 4
The left and right sides, snap bar 402 be embedded in setting reinforce 4 outside surrounding of pedestal.
The present embodiment is preferred, and upstream face 301 is arc shape structure setting, and upstream face 301 is that rubber material is made,
Its stopper 3 is arranged in 2 outside surrounding of bridge, and when river water flows through bridge 2, water can flow to upstream face 301,301 meeting of upstream face
Certain flexibility is generated, the upstream face 301 of arc shape just impacts to form buffering with river water, and then the impact force that river water is formed
Directly bridge 2 will not be impacted；Corrosion resistant coating 302 is hydrofluoric acid anti-corrosion coating, and corrosion resistant coating 302 coats thickness
Be 0. 8 centimetres, make its upstream face 301 it is long-term in water in use, its corrosion resistant coating 302 can protect upstream face 301 be not easy by
Corrosion extends the service life that upstream face 301 uses in water；
Barrier net 303 is arch shape structure setting, and barrier 303 arcuate surface of net is concordant with upstream face 301, when in river one
When a little polybags are flowed to around bridge, the barrier net 303 of arch shape, which can obstruct polybag, to come, and avoids polybag and twines
It is wound on stopper 3；
Flexible filled layer 304 is polyurethane elastomer, SBS elastomer and POE elastomer any of them material institute structure
At, and flexible 304 contact surface of filled layer is tightly attached to 301 inner wall of upstream face, upstream face 301 by water impact force when, meet water
301 inner wall of face meeting compressed flexible filled layer 304, is rebounded when so that impacting to river water, in addition buffer bar 306 is filled in flexibility
There is stress buffer effect between layer 304, reduce river water impact force, the protection support of bridge 2 uses, and improves the safety of bridge floor；
Reinforcing 4 upper outer edge of pedestal and 3 bottom of stopper is tangent setting, and chance is risen when impacting, and reinforces pedestal 4
The support to 3 bottom of stopper can be enhanced, so that the support of 3 bottom of stopper is firm, alleviate water impact, and then promote stopper
3 integrated support stability；
Snap bar 402 is staggered structural arrangement, and outwardly protrudes five centimetres, when branch bars some in river or sundries
When flowing to reinforcing 4 surrounding of pedestal, staggered snap bar 402 can fracture branch bar, so that branch bar own wt mitigates,
The branch bar to fracture can be washed away when rising, avoid branch bar and be stuck in around bridge 2, reduced stagnant water and generate, prevent
River water aggregation.
It is provided in this embodiment reduction relate to river bridge backwater impact stopper, the upstream face 301 of arc shape just with
River water impacts to form buffering, and then the impact force that river water is formed will not directly impact bridge 2.
Working principle:
When relating to the stopper of river bridge backwater impact using a kind of reduction of the utility model, firstly, stopper 3 is disposed
The surrounding on the outside of bridge Bridge 2 beam, when river water flows through bridge 2, water can flow to upstream face 301, and upstream face 301 can generate certain soft
Property, the upstream face 301 of arc shape, which is just impacted with river water, to form buffering, upstream face 301 by water impact force when, upstream face
301 inner walls meeting compressed flexible filled layer 304, is rebounded when so that impacting to river water, in addition buffer bar 306 is filled in flexibility
There is a stress buffer effect between layer 304, reduces river water impact force, when water slug 3 side of stopper, stress buffer spring 305
It can be relieved impact force suffered by side, meanwhile, when polybags some in river flow to around bridge, the barrier net 303 of arch shape
Polybag can be obstructed and be come, avoided polybag and be wrapped on stopper 3, finally, some branch bars or sundries stream in river
To when reinforcing 4 surrounding of pedestal, snap bar 402 can block branch, branch bar can be fractureed by water flow flowing, so that branch bar
Own wt mitigates, and can wash away the branch bar to fracture when rising, avoid branch bar and be stuck in around bridge 2, reduces
Stagnant water generates, prevents river water from assembling.
Claims (7)
1. a kind of reduction relates to the stopper of river bridge backwater impact, including bridge pier (1), bridge (2), stopper (3) and reinforcing bottom
Seat (4), it is characterised in that: insertion is provided with bridge (2) below the bridge pier (1), and the outside surrounding in the middle part of the bridge (2) is equal
It has been bolted to connection stopper (3), bridge (2) underside, which is socketed with, reinforces pedestal (4)；
The stopper (3) includes upstream face (301), corrosion resistant coating (302), barrier net (303), flexible filled layer (304), answers
Power buffer spring (305) and buffer bar (306), the upstream face (301) be embedded in setting stopper (3) front, it is described resistance to
Rotten coating (302) is fitted tightly over upstream face (301) outer surface by glue, and the barrier net (303) is embedded in setting and exists
It obstructs between net (303), the flexibility filled layer (304) is both placed in stopper (3) bosom, the stress buffer spring
(305) insertion setting is at left and right sides of flexible filled layer (304), and stress buffer spring (305) other end is tightly attached to blocking
Block (3) inner wall avris, the buffer bar (306), which is embedded in, to be arranged between flexible filled layer (304)；
The reinforcing pedestal (4) includes reinforcing rib (401) and snap bar (402), and the reinforcing rib (401) is embedded in setting and is adding
Gu the left and right sides above pedestal (4), the snap bar (402) is embedded in setting and is reinforcing surrounding on the outside of pedestal (4).
2. the stopper that reduction according to claim 1 relates to the impact of river bridge backwater, it is characterised in that: the upstream face
It (301) is arc shape structure setting, and upstream face (301) is that rubber material is made.
3. the stopper that reduction according to claim 1 relates to the impact of river bridge backwater, it is characterised in that: the corrosion resistant coating
It (302) is hydrofluoric acid anti-corrosion coating, and corrosion resistant coating (302) coats with a thickness of 0. 8 centimetres.
4. the stopper that reduction according to claim 1 relates to the impact of river bridge backwater, it is characterised in that: the barrier net
It (303) is arch shape structure setting, and it is concordant with upstream face (301) to obstruct net (303) arcuate surface.
5. the stopper that reduction according to claim 1 relates to the impact of river bridge backwater, it is characterised in that: the flexible filling
Layer (304) is made of polyurethane elastomer, SBS elastomer and POE elastomer any of them material, and flexible filled layer
(304) contact surface is tightly attached to upstream face (301) inner wall.
6. the stopper that reduction according to claim 1 relates to the impact of river bridge backwater, it is characterised in that: the reinforcing pedestal
(4) upper outer edge and stopper (3) bottom are tangent setting.
7. the stopper that reduction according to claim 1 relates to the impact of river bridge backwater, it is characterised in that: the snap bar
(402) it is staggered structural arrangement, and outwardly protrudes five centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252123.2U CN209703278U (en) | 2019-02-28 | 2019-02-28 | A kind of reduction relates to the stopper of river bridge backwater impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252123.2U CN209703278U (en) | 2019-02-28 | 2019-02-28 | A kind of reduction relates to the stopper of river bridge backwater impact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209703278U true CN209703278U (en) | 2019-11-29 |
Family
ID=68644371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920252123.2U Active CN209703278U (en) | 2019-02-28 | 2019-02-28 | A kind of reduction relates to the stopper of river bridge backwater impact |
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| Country | Link |
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| CN (1) | CN209703278U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081019A (en) * | 2020-09-20 | 2020-12-15 | 石庆 | Pier protection device for pier maintenance |
| CN113756183A (en) * | 2021-09-17 | 2021-12-07 | 广西交通职业技术学院 | Self-adaptive pier scouring protection device based on water flow direction and flow velocity |
-
2019
- 2019-02-28 CN CN201920252123.2U patent/CN209703278U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081019A (en) * | 2020-09-20 | 2020-12-15 | 石庆 | Pier protection device for pier maintenance |
| CN112081019B (en) * | 2020-09-20 | 2022-03-25 | 邢乾 | Pier protection device for pier maintenance |
| CN113756183A (en) * | 2021-09-17 | 2021-12-07 | 广西交通职业技术学院 | Self-adaptive pier scouring protection device based on water flow direction and flow velocity |
| CN113756183B (en) * | 2021-09-17 | 2023-02-24 | 广西交通职业技术学院 | Self-adaptive pier scouring protection device based on water flow direction and flow velocity |
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