CN109235370A - A kind of assembled bridge pier Anti-scouring device with flow guiding type baffle - Google Patents
A kind of assembled bridge pier Anti-scouring device with flow guiding type baffle Download PDFInfo
- Publication number
- CN109235370A CN109235370A CN201811246670.6A CN201811246670A CN109235370A CN 109235370 A CN109235370 A CN 109235370A CN 201811246670 A CN201811246670 A CN 201811246670A CN 109235370 A CN109235370 A CN 109235370A
- Authority
- CN
- China
- Prior art keywords
- bridge pier
- baffle
- protection against
- spud pile
- flow guiding
- 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.)
- Granted
Links
- 238000009991 scouring Methods 0.000 title claims abstract description 18
- 230000003628 erosive effect Effects 0.000 claims abstract description 33
- 238000005553 drilling Methods 0.000 claims description 5
- 239000011083 cement mortar Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007123 defense Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Bridges Or Land Bridges (AREA)
- Foundations (AREA)
Abstract
The invention discloses a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle, including bridge pier ontology, spud pile and protection against erosion baffle, spud pile described in several is fixed on the front of bridge pier ontology and is arranged in V-shape, the structural form of the protection against erosion baffle is V-shape, the protection against erosion baffle is fixed on spud pile, the protection against erosion baffle is far from being uniformly provided with several fins in the one side of spud pile, using quick assembled type construction technology, construction quality can be improved, it shortens the construction period, reduce cost, it is environmentally protective, improve operating environment, improve industrialization degree, it can be well solved the problem of later maintenance difficulty simultaneously.
Description
Technical field
The present invention relates to the technical field of bridge pier Anti-scouring device, especially a kind of assembled bridge pier with flow guiding type baffle
The technical field of Anti-scouring device.
Background technique
In recent years, bridge disaster occurs again and again, and wherein damaged or destroyed by flood is one of most important reason.Bridge disaster by flood not only causes huge
Huge economic loss also has casualties, therefore, protects bridge pier, and it is imperative that reduction is washed away.
Currently, carrying out scour protection to bridge pier generally has two aspect of active defense and passive protection.Active defense is to pass through
Bridge pier ambient water structure is upset, decrease causes the lower underground flow of local scour and horseshoe vortex around bridge pier, thus effectively
Mitigate pier Zhou Chongshen, generally there is campshed and ring aerofoil profile baffle etc. before horizontal guard ring, pier.Passive protection is from river around promotion bridge pier
Bed erosion resistibility, changes bridge pier form, increases bridge pier protection against erosion ability and angularly starts with, and generally has jackstone, expands bridge pier base
Plinth and tetrahedron permeable frames etc..Although these safeguard procedures can play the role of some bridge pier protection against erosions, have larger
Limitation, different bridge pier forms will according to circumstances use different safeguard procedures.There are some safeguard procedures, entirely constructed
Journey is long in time limit, and form of construction work is excessively cumbersome, and later maintenance is difficult, and improper use not only results in the wave of man power and material
Take, can also aggravate the local scour of bridge pier.
It is long in order to improve the above-mentioned safeguard procedures construction period, the deficiencies of form of construction work is cumbersome and later maintenance is difficult, this hair
It is bright to propose a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle.
Summary of the invention
The object of the invention is to solve the problems of the prior art, a kind of assembled bridge pier with flow guiding type baffle is proposed
Anti-scouring device uses quick assembled type construction technology, construction quality can be improved, shorten the construction period, reduce cost, green ring
It protects, improves operating environment, improve industrialization degree, while can be well solved the problem of later maintenance difficulty.
To achieve the above object, the invention proposes a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle, packet
Bridge pier ontology, spud pile and protection against erosion baffle are included, the spud pile described in several is fixed on the front of bridge pier ontology and arrangement
At V-shape, the structural form of the protection against erosion baffle is V-shape, and the protection against erosion baffle is fixed on spud pile, described
Protection against erosion baffle is far from being uniformly provided with several fins in the one side of spud pile.
Preferably, the spud pile is steel-pipe pile.
Preferably, the distance for being located at the spud pile to the bridge pier body central on V-shape top is bridge pier ontology
1.5-2 times of diameter.
Preferably, being divided into 1.0-1.2 meters between two adjacent spud piles.
Preferably, the front of the bridge pier ontology is equipped with several stake eyes for being arranged in V-shape, the stake using drilling machine
The depth of eye is 2 times of river depth, and the spud pile is inserted into stake eye and M30 cement mortar is perfused with, and grouting pressure is not
Less than 0.3Mpa.
Preferably, the protection against erosion baffle is stainless-steel sheet.
Preferably, the fin is close to a face inclined-plane of river surface, the inclined-plane is by current deflecting river surface, from close to river surface
The tilt angle on place to the inclined-plane of the fin at river bed is gradually reduced.
Of the invention has the advantages that
Protection against erosion facility structure of the invention is simple, starts with from the mechanism of local scour around bridge pier ontology, reduction causes
The lower underground flow of the main reason for local scour and horseshoe vortex, effective protection against erosion, and tail is reduced by the structure of facility
The intensity for flowing vortex, compensates for the deficiency of the facility.
The present invention uses assembled rapid construction technology, and construction quality can be improved, shorten the construction period, reduce cost, improves
Operating environment improves industrialization degree, and due to the structure of facility, later maintenance or replacement are easy.
The present invention will not destroy the original structure of bridge pier ontology, on bridge pier ontology original structure without influence, be not only suitable for new bridge construction
The protection of pier is also applied for the complementarity protection of built bridge pier.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of schematic perspective view of the assembled bridge pier Anti-scouring device with flow guiding type baffle of the present invention；
Fig. 2 is bridge pier ontology ambient water schematic diagram.
In figure: underground flow, 4- wake vortices, 5- shape of a hoof whirlpool, 6- are fixed under bore, 2- bridge pier ontology, 3- before 1- pier
Stake, 7- protection against erosion baffle and 71- fin.
[specific embodiment]
Refering to fig. 1 and Fig. 2, a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle of the present invention, including bridge pier sheet
Body 2, spud pile 6 and protection against erosion baffle 7, the spud pile 6 described in several are fixed on the front of bridge pier ontology 2 and are arranged in V
The structural form of font, the protection against erosion baffle 7 is V-shape, and the protection against erosion baffle 7 is fixed on spud pile 6, described
Protection against erosion baffle 7 is uniformly provided with several fins 71 in the one side far from spud pile 6, the spud pile 6 is steel-pipe pile, is located at V
The distance at the spud pile 6 on font top to 2 center of bridge pier ontology is 1.5-2 times of the diameter of bridge pier ontology 2, adjacent
1.0-1.2 meters are divided between two spud piles 6, the front of the bridge pier ontology 2 is equipped with several using drilling machine and is arranged in V
The stake eye of font, the depth of the stake eye are 2 times of river depth, and the spud pile 6 is inserted into stake eye and being perfused with M30 water
Cement mortar, grouting pressure are not less than 0.3Mpa, and the protection against erosion baffle 7 is stainless-steel sheet, and the fin 71 is close to river surface
One face inclined-plane, the inclined-plane is by current deflecting river surface, to the inclination on the inclined-plane of the fin 71 at river bed from close river surface
Angle is gradually reduced.
The course of work of the present invention:
A kind of assembled bridge pier Anti-scouring device with flow guiding type baffle of the present invention during the work time, bores firstly, using
Machine pore-forming piling eye, drilling depth are twice of the river depth of water, geological tube pipe-following drilling, along the V-shape outline of setting.At
Spud pile 6 is inserted into stake eye, and M30 cement mortar is perfused by Kong Hou, and grouting pressure is not less than 0.3Mpa.The surface of spud pile 6 is thick
Rough, slip casing by pressure can be formed in 6 outer layer of spud pile and be protected, and prevent it from being corroded.Spud pile 6 can be improved solid using steel-pipe pile
The pull resistance for determining stake 6, the spud pile 6 for being fixed on 2 front of bridge pier ontology undertake water flow impact pressure, pass through after by water impact
Bending deformation absorbs energy, and bridge pier ontology 2 is avoided directly to come to harm, and makees to play certain protection to bridge pier ontology 2
With.Then, protection against erosion baffle 7 is fixed on the outside of spud pile 6.Water flow impact pressure is mainly undertaken by spud pile 6, and protection against erosion baffle
7 are fixed on spud pile, and according to the mechanism of local scour, the configuration of the V-shape of protection against erosion baffle 7 can reduce bridge pier ontology
The lower underground flow 3 of 2 fronts shunts water flow from 7 two sides of protection against erosion baffle.The bootable lower underground flow 3 in the inclined-plane of fin 71
It flows up, to assist reducing the horseshoe vortex 5 of 2 two sides of bridge pier ontology, pier week riverbed is washed away in mitigation.Protection against erosion gear
Plate 7 uses stainless-steel sheet, and the corrosion-resistant of protection against erosion baffle 7 can be improved, it is made preferably to carry out bending machining and raising
The intensity of welding position.In addition, the spacing of adjacent spud pile 6 is 1.0 ~ 1.2m, it is possible to increase spud pile 6 is single to protection against erosion baffle 7
The bearing strength of plane product.
The present invention only plays protection against erosion, and is not involved in load-bearing, at low cost, applies assembled rapid construction technology, applies
Work rapid and convenient, later maintenance is easy, is not only suitable for the protection of newly-built bridge pier, is also applied for the complementarity protection of built bridge pier.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle, it is characterised in that: including bridge pier ontology (2), fix
Stake (6) and protection against erosion baffle (7), the spud pile (6) described in several are fixed on the front of bridge pier ontology (2) and are arranged in V
The structural form of font, the protection against erosion baffle (7) is V-shape, and the protection against erosion baffle (7) is fixed on spud pile (6)
On, several fins (71) are uniformly provided in the one side of the protection against erosion baffle (7) separate spud pile (6).
2. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle as described in claim 1, it is characterised in that: described
Spud pile (6) is steel-pipe pile.
3. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle as described in claim 1, it is characterised in that: be located at
The distance at the spud pile (6) on V-shape top to bridge pier ontology (2) center is the 1.5-2 of the diameter of bridge pier ontology (2)
Times.
4. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle as described in claim 1, it is characterised in that: adjacent
Two spud piles (6) between be divided into 1.0-1.2 meters.
5. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle as described in claim 1, it is characterised in that: described
The front of bridge pier ontology (2) is equipped with several stake eyes for being arranged in V-shape using drilling machine, and the depth of the stake eye is river depth
2 times, the spud pile (6) is inserted into stake eye and M30 cement mortar is perfused with, and grouting pressure is not less than 0.3Mpa.
6. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle as described in claim 1, it is characterised in that: described
Protection against erosion baffle (7) is stainless-steel sheet.
7. a kind of assembled bridge pier Anti-scouring device with flow guiding type baffle as described in claim 1, it is characterised in that: described
Fin (71) is close to a face inclined-plane of river surface, and the inclined-plane is by current deflecting river surface, from from river surface at river bed
The tilt angle on the inclined-plane of fin (71) is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811246670.6A CN109235370B (en) | 2018-10-25 | 2018-10-25 | Assembled pier anti-scouring device with flow guide type baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811246670.6A CN109235370B (en) | 2018-10-25 | 2018-10-25 | Assembled pier anti-scouring device with flow guide type baffle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109235370A true CN109235370A (en) | 2019-01-18 |
| CN109235370B CN109235370B (en) | 2021-04-20 |
Family
ID=65081713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811246670.6A Active CN109235370B (en) | 2018-10-25 | 2018-10-25 | Assembled pier anti-scouring device with flow guide type baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109235370B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109837890A (en) * | 2019-03-29 | 2019-06-04 | 遵义师范学院 | Pile foundation reinforcement protective device |
| CN110397060A (en) * | 2019-07-12 | 2019-11-01 | 河北工业大学 | A kind of biomimetic features antiscour pile foundation |
| CN112081067A (en) * | 2020-08-20 | 2020-12-15 | 童宗明 | Combined flood prevention plate based on guide plate shunting buffering |
| CN112342905A (en) * | 2020-11-30 | 2021-02-09 | 刘萍 | Flood control water hammer device of intelligent urban water conservancy bridge building |
| CN113914355A (en) * | 2021-09-16 | 2022-01-11 | 中国华能集团清洁能源技术研究院有限公司 | Marine wind power erodees protection type basis |
| CN115341508A (en) * | 2022-08-22 | 2022-11-15 | 国网河南省电力公司经济技术研究院 | River structure and method for arranging river structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0415778Y2 (en) * | 1984-01-27 | 1992-04-09 | ||
| CN104213586B (en) * | 2014-09-18 | 2016-08-24 | 东南大学 | A kind of pile foundation scour safeguard procedures method |
| CN205804151U (en) * | 2016-07-07 | 2016-12-14 | 重庆交通大学 | A kind of pier anticollision Anti-scouring device |
| CN206956759U (en) * | 2017-05-15 | 2018-02-02 | 上海能辉科技股份有限公司 | Photovoltaic pile foundation Anti-scouring device |
| CN108442326A (en) * | 2018-05-22 | 2018-08-24 | 同济大学 | A kind of means of defence sacrificed pile group and combine resistance pier footing local scour with river bottom protection jackstone |
-
2018
- 2018-10-25 CN CN201811246670.6A patent/CN109235370B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0415778Y2 (en) * | 1984-01-27 | 1992-04-09 | ||
| CN104213586B (en) * | 2014-09-18 | 2016-08-24 | 东南大学 | A kind of pile foundation scour safeguard procedures method |
| CN205804151U (en) * | 2016-07-07 | 2016-12-14 | 重庆交通大学 | A kind of pier anticollision Anti-scouring device |
| CN206956759U (en) * | 2017-05-15 | 2018-02-02 | 上海能辉科技股份有限公司 | Photovoltaic pile foundation Anti-scouring device |
| CN108442326A (en) * | 2018-05-22 | 2018-08-24 | 同济大学 | A kind of means of defence sacrificed pile group and combine resistance pier footing local scour with river bottom protection jackstone |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109837890A (en) * | 2019-03-29 | 2019-06-04 | 遵义师范学院 | Pile foundation reinforcement protective device |
| CN110397060A (en) * | 2019-07-12 | 2019-11-01 | 河北工业大学 | A kind of biomimetic features antiscour pile foundation |
| CN112081067A (en) * | 2020-08-20 | 2020-12-15 | 童宗明 | Combined flood prevention plate based on guide plate shunting buffering |
| CN112342905A (en) * | 2020-11-30 | 2021-02-09 | 刘萍 | Flood control water hammer device of intelligent urban water conservancy bridge building |
| CN113914355A (en) * | 2021-09-16 | 2022-01-11 | 中国华能集团清洁能源技术研究院有限公司 | Marine wind power erodees protection type basis |
| CN115341508A (en) * | 2022-08-22 | 2022-11-15 | 国网河南省电力公司经济技术研究院 | River structure and method for arranging river structure |
| CN115341508B (en) * | 2022-08-22 | 2024-04-26 | 国网河南省电力公司经济技术研究院 | River structure and method for setting river structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109235370B (en) | 2021-04-20 |
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