CN104313997A - Buffer triangular protection body for flood resistance of bridge - Google Patents
Buffer triangular protection body for flood resistance of bridge Download PDFInfo
- Publication number
- CN104313997A CN104313997A CN201410522220.0A CN201410522220A CN104313997A CN 104313997 A CN104313997 A CN 104313997A CN 201410522220 A CN201410522220 A CN 201410522220A CN 104313997 A CN104313997 A CN 104313997A
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- CN
- China
- Prior art keywords
- bridge
- buffering
- upstream face
- buffer
- triangle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Ocean & Marine Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a buffer triangular protection body for flood resistance of a bridge. The buffer triangular protection body comprises a buffer part and a bottom part, wherein the buffer part comprises two buffer side parts in V-shaped connection, the bottom part is fixedly arranged on the upstream face of a bridge body or the upstream face of a bridge pier, the bottom part is a bottom plate, two ends of the bottom plate are respectively connected with the two buffer side plates, and a hollow through groove is formed between the bottom plate and the front end of the buffer part. When the buffer triangular protection body for flood resistance of the bridge is transversely arranged at the upstream face of the bridge body, an included angle between the horizontal plane and the buffer side plate positioned at the upper side is greater than an angle between the horizontal plane and the buffer side plate positioned at the lower side. When the buffer triangular protection body for flood resistance of the bridge is vertically arranged at the upstream face of the bridge pier, the included angles between the two buffer side plates and the vertical surface are identical. The buffer triangular protection body has the advantages that the structure is simple, the manufacturing is convenient, the impact of flood on the bridge can be reduced, and in addition, the vortex of the upstream face in the base part of the bridge pier is reduced for protecting the bridge.
Description
Technical field
The present invention relates to bridge protection device field, particularly a kind of bridge flood fighting buffering triangle watch box.
Background technology
The bridge newly built at present has taken into full account the safety during dangerous situations such as extraodinary flood occurs mostly, therefore security performance is higher.But still also have a lot of old bridge at home in use, it is the important channel that local resident goes on a journey, these bridges are due to design, a variety of causes such as construction time, geology change etc., be difficult to the impact of bearing extraodinary flood, if the expense of again building these bridges is quite high, therefore these old bridges are still in use, when there is the dangerous situations such as extraodinary flood, easily cause the damage of these bridges.The pontic of bridge and the upstream face Area comparison of bridge pier are large, and the upstream face of pontic and bridge pier does not do fairing design, or just do simple circular arc process, and therefore the resistance to current of pontic and bridge pier is very large, and impulse force when flood impacts bridge is very large.The situation that flood causes bridge to be damaged can be divided into three kinds of situations: one is that flood directly destroys by rush of water bridge pier, causes pontic to lose and supports and rupture; Two is that flood covers pontic, and the junction of pontic and bridge pier is torn or torn by bridge pier pedestal by huge thrust, and pontic is flushed away; Three is that flood produces eddy current because of the stop of bridge pier, empties the earth of bridge pier pedestal upstream face, causes bridge pier unstability and collapse.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Summary of the invention
The object of the present invention is to provide a kind of bridge flood fighting to cushion triangle watch box, can reduce the impact force of flood to bridge, and reduce the eddy current at bridge pier pedestal upstream face place, to protect bridge, its structure is simple, manufacture and installation cost low.
For achieving the above object, the invention provides a kind of bridge flood fighting buffering triangle watch box, wherein, comprising: buffer part, this buffer part comprises two front ends and to link together and rear end is opened with the buffering side plate connected in V shape respectively to both sides; And bottom, it is for the upstream face of the upstream face or bridge pier that are fixed on pontic.
Preferably, in technique scheme, the angle of described two buffering side plates is 40 ° ~ 90 °.
Preferably, in technique scheme, described two buffering side plates have a style of one's own.
Preferably, in technique scheme, described bottom is the shape base plate corresponding with the shape of upstream face, and the two ends of this base plate are cushioned side plate with described two respectively and are connected, and form the hollow groove of about one both ends open between the front end of this base plate and described buffer part.
Preferably, in technique scheme, the material of described buffering side plate and base plate is glass fiber reinforced plastic.
Preferably, in technique scheme, when described bridge flood fighting buffering triangle watch box is laterally arranged on the upstream face of pontic, the angle of the described buffering side plate and horizontal plane that are positioned at top is greater than the angle of the described buffering side plate below being positioned at and horizontal plane; When described bridge flood fighting buffering triangle watch box is vertically arranged on the upstream face of bridge pier, described two buffering side plates are equal with the angle of vertical plane.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention can reduce flood to the impact force of bridge to protect bridge, and its structure is simple, manufacture and installation cost low.
2, form the hollow groove of about one both ends open between base plate of the present invention and the front end of buffer part, its weight is smaller, and flood can enter in hollow groove, avoids affecting because additionally bearing a heavy burden bridge security and produces excessive buoyancy because of immersion in water.
3, when bridge flood fighting buffering triangle watch box is laterally arranged on the upstream face of pontic, the angle of the buffering side plate and horizontal plane that are positioned at top is greater than the angle of the buffering side plate below being positioned at and horizontal plane; With when flood covers buffer part, increase current and downward component is produced to it, improve firm performance.When bridge flood fighting buffering triangle watch box is vertically arranged on the upstream face of bridge pier, two buffering side plates are equal with the angle of vertical plane, and the lateral impact that two buffering side plates are subject to is more even.
Accompanying drawing explanation
Fig. 1 is the structural representation be installed on according to a kind of bridge flood fighting buffering of the present invention triangle watch box on bridge.
Fig. 2 is the structural representation according to a kind of bridge flood fighting buffering of the present invention triangle watch box.
Fig. 3 is the left view be installed on according to a kind of bridge flood fighting buffering of the present invention triangle watch box on pontic.
Fig. 4 is the top view be installed on according to a kind of bridge flood fighting buffering of the present invention triangle watch box on bridge pier.
Main Reference Numerals illustrates:
1-pontic, 11-pontic upstream face; 2-bridge pier, 21-bridge pier upstream face; 3-bridge flood fighting buffering triangle watch box, 31-buffer part, 32-cushions side plate, bottom 33-.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of detailed description of the invention.
Clearly represent unless otherwise other, otherwise in whole manual and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or ingredient, and do not get rid of other element or other ingredient.
As shown in Figures 1 to 4, specific embodiment according to the specific embodiment of the invention is: a kind of bridge flood fighting buffering triangle watch box, as shown in Figure 2, it comprises: buffer part 31 and bottom 33, this buffer part 31 comprise two front ends link together and rear end respectively to the right right both sides open with in V shape connect buffering side plate 32; Bottom 33 is for the bridge pier upstream face 21 of the pontic upstream face 11 or bridge pier 2 that are fixed on pontic 1.As shown in Figure 1, the present invention is fixedly installed in the front of pontic upstream face 11 or bridge pier upstream face 21 before flood occurs, bridge pier upstream face 21 can be fixed vertical installation one all-in-one-piece bridge flood fighting buffering triangle watch box 3, pontic upstream face 11 equidistantly laterally can be installed several bridge flood fightings buffering triangle watch box 3, make the front end of buffer part 31 toward the front, when flood impacts, the front end of buffer part 31 is shunted flood on two buffering side plates 32, and the impact force of flood is changed impact direction by two buffering side plates 32, thus reach the effect of the power of unloading, the direct impact of flood to bridge can be cushioned, and reduce the eddy current at bridge pier pedestal upstream face place, to protect bridge.
Preferably, two buffering side plates 32 have a style of one's own, and the angle of two buffering side plates 32 is the angle that meets water, and the size at this angle that meets water is 40 ° ~ 90 °.The limited use of buffering is played at the too large angle that meets water, and the too little angle that meets water will cause cushioning side plate 32 and affects by the sinuous flow of lateral impact comparatively large, causes because two are cushioned the discontinuity of side plates 32 that entirety easily comes off.
Preferably, bottom 33 is the shape base plate corresponding with the shape of upstream face, and when common upstream face has plane or arc surface, base plate is arranged to flat board or arc plate accordingly, to enable base plate fit with upstream face, convenient fixing.The two ends of this base plate are cushioned side plate 32 with two respectively and are connected, and form the hollow groove of about one both ends open between the front end of this base plate and buffer part 31.Hollow groove can reduce weight, and flood can enter in hollow groove, avoids affecting because additionally bearing a heavy burden bridge security and produces excessive buoyancy to buffer part 31 because of immersion in water.Further preferably, the material of buffering side plate 32 and base plate is the composite materials such as the glass fiber reinforced plastic that intensity is larger, and it is lightweight and intensity large, more shock-resistant, and facilitates base plate to pass through directly to be fixed on bridge by modes such as expandable nails.
Preferably, as shown in Figure 3, when bridge flood fighting buffering triangle watch box 3 is laterally arranged on pontic upstream face 11, the buffering side plate 32 being positioned at top is greater than with the angle of horizontal plane the buffering side plate 32 and the angle of horizontal plane that are positioned at below; With when flood covers buffer part 31, increase the buffering side plate 32 of current to top and produce downward component, the impact force that upper and lower two buffering side plates are subject to is suitable, improves firm performance.As shown in Figure 4, when bridge flood fighting buffering triangle watch box 3 is for being arranged on bridge pier upstream face 21, two buffering side plates 32 are equal with the angle of vertical plane, and the lateral impact that two buffering side plates 32 are subject to is comparatively even, improves firm performance.Preferably, when bridge flood fighting buffering triangle watch box 3 is for being arranged on bridge pier upstream face 21, the angle of two buffering side plates 32 is 60 °, and the size at the angle that namely meets water is 60 °.
Structure of the present invention is simple, easily manufactured, can reduce the impact of flood to bridge, and reduce the eddy current at bridge pier pedestal upstream face place, to protect bridge.
The aforementioned description to concrete exemplary of the present invention is to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present invention and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present invention and various different selection and change.Scope of the present invention is intended to limited by claims and equivalents thereof.
Claims (6)
1. a bridge flood fighting buffering triangle watch box, is characterized in that, comprising:
Buffer part, this buffer part comprise two front ends link together and rear end respectively to both sides open with in V shape connect buffering side plate; And
Bottom, it is for the upstream face of the upstream face or bridge pier that are fixed on pontic.
2. bridge flood fighting buffering triangle watch box according to claim 1, it is characterized in that, the angle of described two buffering side plates is 40 ° ~ 90 °.
3. bridge flood fighting buffering triangle watch box according to claim 1, is characterized in that, described two buffering side plates have a style of one's own.
4. bridge flood fighting buffering triangle watch box according to claim 1, it is characterized in that, described bottom is the shape base plate corresponding with the shape of upstream face, the two ends of this base plate are cushioned side plate with described two respectively and are connected, and form the hollow groove of about one both ends open between the front end of this base plate and described buffer part.
5. bridge flood fighting buffering triangle watch box according to claim 4, it is characterized in that, the material of described buffering side plate and base plate is glass fiber reinforced plastic.
6. bridge flood fighting buffering triangle watch box according to claim 4, it is characterized in that, when described bridge flood fighting buffering triangle watch box is laterally arranged on the upstream face of pontic, the angle of the described buffering side plate and horizontal plane that are positioned at top is greater than the angle of the described buffering side plate below being positioned at and horizontal plane;
When described bridge flood fighting buffering triangle watch box is vertically arranged on the upstream face of bridge pier, described two buffering side plates are equal with the angle of vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410522220.0A CN104313997A (en) | 2014-09-30 | 2014-09-30 | Buffer triangular protection body for flood resistance of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410522220.0A CN104313997A (en) | 2014-09-30 | 2014-09-30 | Buffer triangular protection body for flood resistance of bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104313997A true CN104313997A (en) | 2015-01-28 |
Family
ID=52369298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410522220.0A Pending CN104313997A (en) | 2014-09-30 | 2014-09-30 | Buffer triangular protection body for flood resistance of bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104313997A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112323609A (en) * | 2020-11-26 | 2021-02-05 | 中国人民解放军陆军工程大学 | Flood control is with anti-water wing section bridge stabilising arrangement |
| CN114278144A (en) * | 2022-01-05 | 2022-04-05 | 西南科技大学 | High-voltage power transmission tower/communication tower anti-mountain-falling object impact base and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10266128A (en) * | 1997-03-26 | 1998-10-06 | Hitachi Zosen Corp | Bridge pier structure of highway bridge |
| KR100642873B1 (en) * | 2006-08-08 | 2006-11-10 | (주)진영이엔씨 | Safety materials for protection of bridge pier |
| CN202012040U (en) * | 2011-04-28 | 2011-10-19 | 上海千年工程建设咨询有限公司 | Fork-shaped pier structure |
| CN202031016U (en) * | 2011-01-25 | 2011-11-09 | 任增成 | Bridge pier of bridge |
| CN202298444U (en) * | 2011-09-22 | 2012-07-04 | 江苏省交通科学研究院股份有限公司 | Bridge shock-proof check block |
| CN203307721U (en) * | 2013-05-13 | 2013-11-27 | 中国水电顾问集团中南勘测设计研究院 | Protecting device for preventing falling rocks from colliding with bridge pier column |
| CN204174524U (en) * | 2014-09-30 | 2015-02-25 | 南宁市第一中学 | Bridge flood fighting buffering triangle watch box |
-
2014
- 2014-09-30 CN CN201410522220.0A patent/CN104313997A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10266128A (en) * | 1997-03-26 | 1998-10-06 | Hitachi Zosen Corp | Bridge pier structure of highway bridge |
| KR100642873B1 (en) * | 2006-08-08 | 2006-11-10 | (주)진영이엔씨 | Safety materials for protection of bridge pier |
| CN202031016U (en) * | 2011-01-25 | 2011-11-09 | 任增成 | Bridge pier of bridge |
| CN202012040U (en) * | 2011-04-28 | 2011-10-19 | 上海千年工程建设咨询有限公司 | Fork-shaped pier structure |
| CN202298444U (en) * | 2011-09-22 | 2012-07-04 | 江苏省交通科学研究院股份有限公司 | Bridge shock-proof check block |
| CN203307721U (en) * | 2013-05-13 | 2013-11-27 | 中国水电顾问集团中南勘测设计研究院 | Protecting device for preventing falling rocks from colliding with bridge pier column |
| CN204174524U (en) * | 2014-09-30 | 2015-02-25 | 南宁市第一中学 | Bridge flood fighting buffering triangle watch box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112323609A (en) * | 2020-11-26 | 2021-02-05 | 中国人民解放军陆军工程大学 | Flood control is with anti-water wing section bridge stabilising arrangement |
| CN114278144A (en) * | 2022-01-05 | 2022-04-05 | 西南科技大学 | High-voltage power transmission tower/communication tower anti-mountain-falling object impact base and preparation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150128 |