CN202369916U - Pouring jacket-combined flexible ship collision preventing device for bridge pier - Google Patents
Pouring jacket-combined flexible ship collision preventing device for bridge pier Download PDFInfo
- Publication number
- CN202369916U CN202369916U CN2011204423897U CN201120442389U CN202369916U CN 202369916 U CN202369916 U CN 202369916U CN 2011204423897 U CN2011204423897 U CN 2011204423897U CN 201120442389 U CN201120442389 U CN 201120442389U CN 202369916 U CN202369916 U CN 202369916U
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- Prior art keywords
- steel
- bridge pier
- casing
- encloses
- ring
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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
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Abstract
The utility model discloses a pouring jacket-combined flexible ship collision preventing device for a bridge pier. The device comprises an external steel enclosure (1) which adapts to the cross section of the bridge pier, an internal steel enclosure (3) and anti-collision rings (2) between the external steel enclosure (1) and the internal steel enclosure (3); and the key is that a closed-loop pouring jacket (4) which can be directly contacted with the bridge pier is arranged in the internal steel enclosure (3), and a flexible device is arranged between the closed-loop pouring jacket (4) and the internal steel enclosure (3). By the pouring jacket-combined flexible ship collision preventing device for the bridge pier, the service life of the bridge pier is greatly prolonged, and the safety of a moving ship is improved.
Description
Technical field:
The utility model relates to a kind of device that the bridge pier of large bridge is protected, and specifically is meant a kind of anti-ship collision device that bridge pier is carried out flexibility or tool energy-absorbing.
Background technology:
Along with the development of national economy with technology; In the river or coastal construction large bridge more and more, and the ship amount also increases fast, boats and ships significantly increase with the probability that bridge pier clashes into; In fact this bump accident has taken place a lot of, therefore how bridge pier is protected then very important.The mode of protecting to bridge pier is a lot, as man-made island, caisson or cofferdam is set or setting adds pile pier etc., but above-mentioned method all has different defects, and some method also can't be used because of the restriction of ambient conditions under many circumstances.At present domestic the development a kind of protection (hitting) device that bridge pier, anticollision device, collision-prevention device and motion boats and ships is all had protective effect; Be that kinergety to the motion boats and ships absorbs or consumes or make the deflection of momentum direction and reach the final protection to bridge pier in essence, the progress of this respect can be referring to Chinese patent CN2848937Y, CN2806559Y and CN101748706A.Though but above-mentioned prior art has obtained suitable progress; But still there is a defective; The prior art of for example putting down in writing among the CN101748706A; The interior steel of anticollision device, collision-prevention device wherein enclose and bridge pier or pier cap between certain clearance is arranged so that this anticollision device, collision-prevention device can freely fluctuate with SEA LEVEL VARIATION, anticollision device, collision-prevention device is in the effect of current or wave, the interior steel of steel work encloses month after month constantly pat or bump bridge pier or pier cap throughout the year; The local damage that will cause concrete pier or cushion cap; The accumulation of this damage possibly cause pier cap to damage or reduce the supporting capacity of bridge pier, influences the service life of bridge, so how to avoid the appearance of above-mentioned damage just very necessary.
Summary of the invention:
The goal of the invention of the utility model is to disclose a kind of flexible anti ship collision device that bridge pier or cushion cap are protected with multiple energy-absorbing.
The technical solution that realizes the utility model is following: comprise that the outer steel that adapts to the bridge pier section encloses, interior steel encloses and outer steel encloses and the anti-collision ring of interior steel between enclosing; Key is also to be provided with in interior steel encloses to close casing with the ring that bridge pier directly contacts, and ring closes casing and interior steel and is provided with flexible apparatus between enclosing.
It is box-structure that described ring closes casing, is made up of at least two annular closed steel plates, at regular intervals and some support members are arranged between two steel plates.
Described flexible apparatus is to be provided with many vertical antifriction bars on the outer layer plate surface that ring closes casing, and the spacing between the adjacent vertical antifriction bar is 1～5 meter.
Described flexible apparatus is to be provided with many vertical antifriction bars on the outer layer plate surface that ring closes casing; Spacing between the adjacent vertical antifriction bar is 1～5 meter; And be provided with many circumferential antifriction bars at the external surface that interior steel encloses, the spacing between the adjacent circumferential antifriction bar is 1～2 meter.
The support member that described ring closes between two steel plates of casing is a rigid strutting piece; Or support member is hard and soft property support member, and the structure of this hard and soft property support member is that two steel loops make the diameter parts of steel loop be connected with two surface of steel plate side by side, and clamping one length is slightly less than the rigid body of steel loop diameter between two steel loops.
The structure design of the utility model is unique; In the advantage that keeps existing flexible protection device; Because the special construction of casing and and the flexible apparatus of interior steel between enclosing; The effect that makes interior steel in the utility model be trapped among current or wave can directly directly not clashed into bridge pier or cushion cap; And steel enclosed the effect with bridge pier in casing itself not only produced and isolates, and the effect from energy-absorbing or power consumption are also arranged when bump takes place has greatly improved and improved the safety of motion boats and ships the application life of bridge pier so the utility model can make.
Description of drawings:
Fig. 1 is the section structure sketch map of an embodiment of the utility model.
Fig. 2 is the A-A section structure sketch map of Fig. 1.
Fig. 3 is the plan structure sketch map of Fig. 1.
Fig. 4 is the partial schematic diagram of casing external surface.
The partial schematic diagram of the inwall that Fig. 5 encloses for interior steel.
The specific embodiment:
See also Fig. 1～Fig. 5; The specific embodiment of the utility model is following: comprise that the outer steel that adapts to the bridge pier section encloses 1, interior steel enclose 3 and outer steel enclose 1 and interior steel enclose the anti-collision ring 2 between 3; Above-mentioned outer steel encloses 1 and encloses 3 and be two closed-loop structure with interior steel; And be connected to an overall structure by a plurality of anti-collision rings 2 between the two; Outer steel enclose 1 with interior steel enclose 3 water (flow) direction complied with or direction along ng a path all arranged the breakhead of meeting, key is to enclose also to be provided with in 3 at interior steel to close casing 4 with the ring that bridge pier directly contacts, and encircles to close casing 4 and interior steel and be provided with flexible apparatus between enclosing 3; In actual the use, the inner surface that at first ring is closed casing 4 closely contacts setting with bridge pier or pier cap, is disperseed effectively to bridge pier or pier cap so that ring closes the impact that casing 4 receives; In the perhaps actual engineering, the utility model is set earlier, in ring closes the zone that casing 4 surrounds, builds the bridge pier or the cushion cap of reinforced concrete structure in the position of setting; Also make bridge pier surface and ring close casing 4 inner surfaces and closely contact or combine closely, when bump takes place, impact through outer steel enclose 1, anti-collision ring 2 and interior steel enclose 3 and be passed to encircle and close casing 4; The distortion of anti-collision ring 2 can absorb the Impact energy of considerable part in the knockout process; Inside and outside steel encloses the direction that whole skew will change the impact of knockout process, all can protect bridge pier, and ring closes casing 4 and can be designed as box-structure; Constitute by at least two annular closed steel plates; At regular intervals and some support members are arranged between two steel plates, in long-term the use, interior steel encloses 3 and closes the displacement that vertical direction is arranged between the casing 4 with ring or directly clash into; Will destroy ring and close the anticorrosive coat that casing 4 external surfaces and interior steel enclose 3 external surfaces; Make ring close casing 4 and interior steel and enclose 3 corrosion processes in water and accelerate, and then reduce bulk strength and crashworthiness, be provided with flexible apparatus between enclosing 3 so close casing 4 and interior steel at ring; Direct collision when it can prevent that stop ring closes casing 4 and encloses 3 bumps with interior steel and protect above-mentioned anticorrosive coat; This flexible apparatus is provided with many vertical antifriction bars 5 on the outer layer plate surface that ring closes casing 4, and the spacing between the adjacent vertical antifriction bar 5 is 1～5 meter, and above-mentioned antifriction bar 5 can make Impact energy be absorbed and avoid direct collision; For further improving the performance of flexible apparatus; Enclose 3 external surface at interior steel and be provided with many vertical antifriction bars 6, the spacing between the adjacent vertical antifriction bar 6 is 1～2 meter, can suitably diminish for the spacing between the above-mentioned antifriction bar of the bridge pier of middle-size and small-size bridge certainly; For further improving intensity and the crashworthiness that ring closes casing 4; The support member that ring closes between 4 liang of steel plates of casing is a rigid strutting piece; Like i iron or angle iron component to support two steel plates; The ring of this structure closes casing 4 and is more suitable in putting earlier the utility model at desired location, and then ring close casing 4 round the zone in concreting, promptly encircle and close the construction casing that casing 4 can be used as pier cap; Or above-mentioned support member is hard and soft property support member; The structure of this hard and soft property support member is that two steel loops make the diameter parts of steel loop be connected with two surface of steel plate side by side; Clamping one length is slightly less than the rigid body of steel loop diameter between two steel loops; When bump takes place, ring close in the casing 4 steel loop outside during steel plate deformed along with distortion and absorb Impact energy, when outer steel plate deformed is excessive; The two ends of rigid body then can be supported between two steel plates, and the rigidity that makes ring close casing 4 increases and follow-up Impact energy to be dispersed to whole ring when stoping the excessive distortion of outer steel plate and to close casing 4 and bridge pier or cushion cap.
Claims (5)
1. bridge pier flexible anti ship collision device that combines casing; Comprise that the outer steel that adapts to the bridge pier section encloses (1), interior steel encloses (3) and outer steel encloses (1) and interior steel encloses the anti-collision ring (2) between (3); Steel encloses also to be provided with in (3) and can close casing (4) with the ring that bridge pier directly contacts in it is characterized in that, encircles to close casing (4) and interior steel and enclose between (3) and be provided with flexible apparatus.
2. by the bridge pier flexible anti ship collision device of the described combination casing of claim 1, it is characterized in that it is box-structure that described ring closes casing (4), constitute by at least two annular closed steel plates, at regular intervals and some support members are arranged between two steel plates.
3. press the bridge pier flexible anti ship collision device of claim 1 or 2 described combination casings; It is characterized in that described flexible apparatus is to be provided with many vertical antifriction bars (5) on the outer layer plate surface that ring closes casing (4), the spacing between the adjacent vertical antifriction bar (5) is 1～5 meter.
4. press the bridge pier flexible anti ship collision device of claim 1 or 2 described combination casings; It is characterized in that described flexible apparatus is to be provided with many vertical antifriction bars (5) on the outer layer plate surface that ring closes casing (4); Spacing between the adjacent vertical antifriction bar (5) is 1～5 meter; And the external surface that encloses (3) at interior steel is provided with many circumferential antifriction bars (6), and the spacing between the adjacent circumferential antifriction bar (6) is 1～2 meter.
5. by the bridge pier flexible anti ship collision device of the described combination casing of claim 4, it is characterized in that the support member that described ring closes between two steel plates of casing (4) is a rigid strutting piece; Or support member is hard and soft property support member, and the structure of this hard and soft property support member is that two steel loops make the diameter parts of steel loop be connected with two surface of steel plate side by side, and clamping one length is slightly less than the rigid body of steel loop diameter between two steel loops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204423897U CN202369916U (en) | 2011-11-10 | 2011-11-10 | Pouring jacket-combined flexible ship collision preventing device for bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204423897U CN202369916U (en) | 2011-11-10 | 2011-11-10 | Pouring jacket-combined flexible ship collision preventing device for bridge pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202369916U true CN202369916U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204423897U Expired - Lifetime CN202369916U (en) | 2011-11-10 | 2011-11-10 | Pouring jacket-combined flexible ship collision preventing device for bridge pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202369916U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953324A (en) * | 2012-12-04 | 2013-03-06 | 南京联众建设工程技术有限公司 | Anti-collision device of bridge pier |
| CN103147390A (en) * | 2013-03-20 | 2013-06-12 | 重庆交通大学西南水运工程科学研究所 | Automatically filling and draining anti-collision device for tapered bridge pier |
| CN106436616A (en) * | 2016-09-21 | 2017-02-22 | 东南大学 | Multi-stage anti-collision device for circular-section pier or pillar |
| CN107066772A (en) * | 2017-06-08 | 2017-08-18 | 贾宏宇 | Modular Bridge System collides the probability evaluating method of gap width under non-stationary geological process |
| CN107974979A (en) * | 2017-12-30 | 2018-05-01 | 蒋春霞 | A kind of bridge pier protective device |
| CN112853945A (en) * | 2021-03-12 | 2021-05-28 | 潘英杰 | Composite pier anti-scour construction method |
| CN112982245A (en) * | 2021-03-11 | 2021-06-18 | 湖南大学 | Combined pier anti-collision device |
-
2011
- 2011-11-10 CN CN2011204423897U patent/CN202369916U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953324A (en) * | 2012-12-04 | 2013-03-06 | 南京联众建设工程技术有限公司 | Anti-collision device of bridge pier |
| CN103147390A (en) * | 2013-03-20 | 2013-06-12 | 重庆交通大学西南水运工程科学研究所 | Automatically filling and draining anti-collision device for tapered bridge pier |
| CN103147390B (en) * | 2013-03-20 | 2014-12-10 | 重庆交通大学西南水运工程科学研究所 | Automatically filling and draining anti-collision device for tapered bridge pier |
| CN106436616A (en) * | 2016-09-21 | 2017-02-22 | 东南大学 | Multi-stage anti-collision device for circular-section pier or pillar |
| CN106436616B (en) * | 2016-09-21 | 2018-10-02 | 东南大学 | A kind of multistage anti-collision device of circular cross-section pier or column |
| CN107066772A (en) * | 2017-06-08 | 2017-08-18 | 贾宏宇 | Modular Bridge System collides the probability evaluating method of gap width under non-stationary geological process |
| CN107066772B (en) * | 2017-06-08 | 2021-04-09 | 贾宏宇 | Probability evaluation method for collision gap width of bridge system under non-stationary earthquake action |
| CN107974979A (en) * | 2017-12-30 | 2018-05-01 | 蒋春霞 | A kind of bridge pier protective device |
| CN112982245A (en) * | 2021-03-11 | 2021-06-18 | 湖南大学 | Combined pier anti-collision device |
| CN112853945A (en) * | 2021-03-12 | 2021-05-28 | 潘英杰 | Composite pier anti-scour construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |