CN204266167U - Anticollision device of pier - Google Patents
Anticollision device of pier Download PDFInfo
- Publication number
- CN204266167U CN204266167U CN201420704627.0U CN201420704627U CN204266167U CN 204266167 U CN204266167 U CN 204266167U CN 201420704627 U CN201420704627 U CN 201420704627U CN 204266167 U CN204266167 U CN 204266167U
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- Prior art keywords
- crashproof layer
- pier
- shock absorption
- bridge pier
- absorption cylinder
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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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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a kind of anticollision device of pier, comprise bridge pier, bridge pier is provided with impact attenuation device, impact attenuation device comprises the crashproof layer be sheathed on from outside to inside on bridge pier and the sheath be slidably matched with bridge pier, cavity is provided with between crashproof layer and sheath, crashproof layer and the upper and lower two ends of sheath are provided with the end cover for being sealed by described cavity, buoyant device and multiple spring shock absorption cylinder is provided with in cavity, the piston along its axial sliding fit is provided with in spring shock absorption cylinder, piston both sides are respectively equipped with and act between piston two ends and spring shock absorption cylinder two ends and the spring be in the normal state, piston one end is provided with connecting rod and is connected along spring shock absorption cylinder axis protruding and crashproof layer in spring shock absorption cylinder, one end that connecting rod on spring shock absorption cylinder stretches out direction contrary is connected with sheath.The utility model effectively absorbs the kinetic energy of Offending Ship, cuts down momentum, enhances the impact resistance of bridge pier, play the protective effect to bridge pier, improve the safety of bridge.
Description
Technical field
The utility model relates to a kind of anticollision device, collision-prevention device, is specifically related to a kind of anticollision device of pier.
Background technology
Along with the fast development of communication, bridge crosses over rivers due to it, facilitates two sides to contact, and shorten the features such as highway mileage and built in a large number, the meanwhile development of Water Transport Industry also makes the quantity of boats and ships, tonnage constantly increases.Vessel bump bridge accident is constantly occurring all over the world always, the frequency of vessel bump bridge accident more than we imagine higher.The casualties caused by vessel bump bridge accident, property loss and environmental disruption are surprising.A lot of vessel bump bridge accident gently then loses tens thousand of unit, heavy then casualties, loses in millions of, tens million of even multi-million dollar, and a large amount of indirect losses is difficult to calculate especially.At present, usually adopt junked tire to be fixed on bridge pier surface, thisly can only prevent small-sized boats and ships, or boats and ships that the speed of a ship or plane slightly large slightly larger for quality, just well can not absorb the huge kinetic energy of boats and ships, potential safety hazard still exists.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of kinetic energy absorbing Offending Ship, cuts down momentum, prevents bridge pier chance ship collision and recurring structure damages, improves the anticollision device of pier of bridge pier safety.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
A kind of anticollision device of pier, comprise bridge pier, described bridge pier is provided with impact attenuation device, impact attenuation device comprises the crashproof layer be sheathed on from outside to inside on bridge pier and the sheath be slidably matched with bridge pier, cavity is provided with between described crashproof layer and sheath, described crashproof layer and the upper and lower two ends of sheath are provided with the end cover for being sealed by described cavity, buoyant device and multiple spring shock absorption cylinder is provided with in described cavity, the piston along its axial sliding fit is provided with in described spring shock absorption cylinder, piston both sides are respectively equipped with and act between described piston two ends and described spring shock absorption cylinder two ends and the spring be in the normal state, described piston one end is provided with connecting rod and is connected along described spring shock absorption cylinder axis protruding and crashproof layer in spring shock absorption cylinder, one end that connecting rod on described spring shock absorption cylinder stretches out direction contrary is connected with sheath.
In the utility model, whole device swims in water by the buoyant device of its inside, can rise along with the fluctuation of the water surface or decline, not only be convenient to safeguard, also according to the situation of the different water level of Various Seasonal, bridge pier need not arrange large-area anticollision device, collision-prevention device, has saved cost in addition.Spring shock absorption cylinder can absorb the kinetic energy that Offending Ship clashes into, the setting of its inner bidirectional spring not only can cut down the momentum of boats and ships, prevent bridge pier chance ship collision and recurring structure damages, improve bridge pier safety, after piston compression spring can also be prevented, recoil of spring, piston is to the infringement of spring shock absorption cylinder.
As optimization, described bridge pier is provided with at least 1 impact attenuation device along its axial direction.Can according to the Navigation capacity in navigation channel, the tonnage of boats and ships, arranges multilayer; the position that the ship of different tonnage clashes into is different, can better protect bridge pier, can change the impact attenuation device that certain one deck damages separately simultaneously; reduce maintenance difficulties, improve operating efficiency.
As optimization, described crashproof layer comprises shock buckling device, described shock buckling device comprises the first crashproof layer and the second crashproof layer that arrange from outside to inside, multiple crumple post is provided with between described first crashproof layer and the second crashproof layer, the two ends of described crumple post are connected and fixed respectively at the first crashproof layer and the second crashproof layer, described crumple post is quadrilateral frame shelf structure, and each of described crumple post is axially evenly provided with multiple crumple hole along it on the surface respectively.Increase shrinkage during ship collision, apparatus with shock absorbing increases, and the energy being delivered to bridge pier is reduced.
As optimization, between described first crashproof layer and the second crashproof layer, be also filled with the flexible material of density lower than water.This density can be the materials such as foam lower than the flexible material of water, and flexible material has certain cushioning effect, not only can absorb the kinetic energy clashing into and produce, can also provide buoyancy, prevent from clashing into rear sinking for whole device.
As optimization, described crumple hole is bar hole, and its length direction is perpendicular to the axial direction of described crumple post.Not only alleviate the weight of self, also add shrinkage during collision, device apparatus with shock absorbing is increased.
As optimization, described crashproof layer also comprises energy absorption device, and described energy absorption device comprises the 3rd crashproof layer be arranged in described second crashproof layer, is filled with foam or some elastic spheres between described second crashproof layer and described 3rd crashproof layer.Rely on the elastic deformation of elastic sphere, absorb and clash into kinetic energy, reduce the injury to bridge pier.
As optimization, the external surface of described first crashproof layer is provided with resilient rubbber cushion.Further reduction Offending Ship is to the damage of bridge.
As optimization, described first crashproof layer, described second crashproof layer and described 3rd crashproof layer are made up of stainless steel or glass fiber reinforced plastic.Because impact attenuation device is in water or in the environment of humidity for a long time, avoids and corrosion phenomenon occurs, improve application life.
In sum, the beneficial effects of the utility model are: the utility model effectively absorbs the kinetic energy of Offending Ship, cut down momentum; enhance the impact resistance of bridge pier, play the protective effect to bridge pier, improve the safety of bridge; and device is durable in use, maintaining is convenient.
Accompanying drawing explanation
In order to make the object of utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is the utility model structural representation;
Fig. 2 is spring shock absorption barrel structure schematic diagram of the present utility model;
Fig. 3 is crumple rod structure schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, anticollision device of pier in this detailed description of the invention, comprise bridge pier, described bridge pier is provided with impact attenuation device, impact attenuation device comprises the crashproof layer be sheathed on from outside to inside on bridge pier and the sheath 1 be slidably matched with bridge pier, cavity 2 is provided with between described crashproof layer and sheath 1, described crashproof layer and sheath about 1 two ends are provided with the end cover for being sealed by described cavity 2, buoyant device 7 and multiple spring shock absorption cylinder 3 is provided with in described cavity 2, the piston 4 along its axial sliding fit is provided with in described spring shock absorption cylinder 3, piston 4 both sides are respectively equipped with and act between described piston 4 two ends and described spring shock absorption cylinder 3 two ends and the spring 5 be in the normal state, described piston 4 one end is provided with connecting rod 6 and is connected along described spring shock absorption cylinder 3 axis protruding and crashproof layer in spring shock absorption cylinder 3, connecting rod 6 on described spring shock absorption cylinder 3 stretches out contrary one end, direction and is connected with sheath 1.Buoyant device 7 is air bag etc., and other can provide the device of buoyancy, preferably, in the process implemented, select air bag as the buoyant device 7 providing buoyancy for impact attenuation device.
In this detailed description of the invention, described bridge pier is provided with at least 1 impact attenuation device along its axial direction.
In this detailed description of the invention, described crashproof layer comprises shock buckling device, described shock buckling device comprises the first crashproof layer 8 and the second crashproof layer 9 arranged from outside to inside, multiple crumple post 10 is provided with between described first crashproof layer 8 and the second crashproof layer 9, the two ends of described crumple post 10 are connected and fixed respectively at the first crashproof layer 8 and the second crashproof layer 9, described crumple post 10 is quadrilateral frame shelf structure, and each of described crumple post 10 is axially evenly provided with multiple crumple hole 11 along it on the surface respectively.
In this detailed description of the invention, between described first crashproof layer 8 and the second crashproof layer 9, be also filled with foam 15.
In this detailed description of the invention, described crumple hole 11 is bar hole, and its length direction is perpendicular to the axial direction of described crumple post 10.
In this detailed description of the invention, described crashproof layer also comprises energy absorption device, and described energy absorption device comprises the 3rd crashproof layer 12 be arranged in described second crashproof layer 9, is filled with foam 13 between described second crashproof layer 9 and described 3rd crashproof layer 12.
In this detailed description of the invention, the external surface of described first crashproof layer 8 is provided with resilient rubbber cushion 14.
In this detailed description of the invention, described first crashproof layer 8, described second crashproof layer 9 and described 3rd crashproof layer 12 are made up of stainless steel or glass fiber reinforced plastic.
When Offending Ship strikes on the utility model, crumple post 10 on outmost shock buckling device starts crumple, if the tonnage of boats and ships is comparatively large or speed, clash into buckling device and do not offset the kinetic energy clashed into, boats and ships will continue to strike on energy absorption device, and elastic sphere 13 continues to absorb shock kinetic energy, and spring shock absorption cylinder 3 also starts energy-absorbing simultaneously in addition, reduce residue and clash into kinetic energy, improve the safety of bridge pier.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described the utility model by referring to preferred embodiment of the present utility model, but those of ordinary skill in the art is to be understood that, various change can be made to it in the form and details, and not depart from the spirit and scope of the present utility model that appended claims limits.
Claims (8)
1. an anticollision device of pier, comprise bridge pier, it is characterized in that: described bridge pier is provided with impact attenuation device, impact attenuation device comprises the crashproof layer be sheathed on from outside to inside on bridge pier and the sheath be slidably matched with bridge pier, cavity is provided with between described crashproof layer and sheath, described crashproof layer and the upper and lower two ends of sheath are provided with the end cover for being sealed by described cavity, buoyant device and multiple spring shock absorption cylinder is provided with in described cavity, the piston along its axial sliding fit is provided with in described spring shock absorption cylinder, piston both sides are respectively equipped with and act between described piston two ends and described spring shock absorption cylinder two ends and the spring be in the normal state, described piston one end is provided with connecting rod and is connected along described spring shock absorption cylinder axis protruding and crashproof layer in spring shock absorption cylinder, one end that connecting rod on described spring shock absorption cylinder stretches out direction contrary is connected with sheath.
2. anticollision device of pier according to claim 1, rises and is characterised in that: described bridge pier is provided with at least 1 impact attenuation device along its axial direction.
3. anticollision device of pier according to claim 1, rise and be characterised in that: described crashproof layer comprises shock buckling device, described shock buckling device comprises the first crashproof layer and the second crashproof layer that arrange from outside to inside, multiple crumple post is provided with between described first crashproof layer and the second crashproof layer, the two ends of described crumple post are connected and fixed respectively at the first crashproof layer and the second crashproof layer, described crumple post is quadrilateral frame shelf structure, and each of described crumple post is axially evenly provided with multiple crumple hole along it on the surface respectively.
4. anticollision device of pier according to claim 3, rises and is characterised in that: be also filled with the flexible material of density lower than water between described first crashproof layer and the second crashproof layer.
5. anticollision device of pier according to claim 3, rises and is characterised in that: described crumple hole is bar hole, and its length direction is perpendicular to the axial direction of described crumple post.
6. anticollision device of pier according to claim 3, rise and be characterised in that: described crashproof layer also comprises energy absorption device, described energy absorption device comprises the 3rd crashproof layer be arranged in described second crashproof layer, is filled with foam or some elastic spheres between described second crashproof layer and described 3rd crashproof layer.
7., according to the anticollision device of pier in claim 3 to 6 described in any one, rise and be characterised in that: the external surface of described first crashproof layer is provided with resilient rubbber cushion.
8. anticollision device of pier according to claim 6, rises and is characterised in that: described first crashproof layer, described second crashproof layer and described 3rd crashproof layer are made up of stainless steel or glass fiber reinforced plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420704627.0U CN204266167U (en) | 2014-11-21 | 2014-11-21 | Anticollision device of pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420704627.0U CN204266167U (en) | 2014-11-21 | 2014-11-21 | Anticollision device of pier |
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| Publication Number | Publication Date |
|---|---|
| CN204266167U true CN204266167U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420704627.0U Active CN204266167U (en) | 2014-11-21 | 2014-11-21 | Anticollision device of pier |
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| CN (1) | CN204266167U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105603869A (en) * | 2016-02-17 | 2016-05-25 | 成都佳美嘉科技有限公司 | Bridge foundation damping structure |
| CN106192820A (en) * | 2016-08-30 | 2016-12-07 | 冯仓武 | Pier anticollision module |
| CN107386102A (en) * | 2017-09-19 | 2017-11-24 | 芜湖铁路桥梁制造有限公司 | Anticollision device of pier |
| CN107513967A (en) * | 2017-09-25 | 2017-12-26 | 中铁建港航局集团勘察设计院有限公司 | Flexible protection device |
| CN108972630A (en) * | 2018-08-22 | 2018-12-11 | 安徽爱依特科技有限公司 | Robot anticollision device, collision-prevention device |
| CN109555010A (en) * | 2019-01-14 | 2019-04-02 | 长安大学 | A kind of bridge pier active anti-collision device and its working method |
| CN110616675A (en) * | 2019-09-30 | 2019-12-27 | 江苏交通控股有限公司 | Bridge pile foundation combined type crumpling anti-torsion anti-collision system and construction method thereof |
| CN111576344A (en) * | 2020-05-18 | 2020-08-25 | 浙江大学 | Bridge buffer stop and bridge |
| CN112854136A (en) * | 2021-03-03 | 2021-05-28 | 青岛西海岸市政工程有限公司 | Immersion corrosion degree protection device based on municipal bridge pier |
| CN114837070A (en) * | 2022-04-29 | 2022-08-02 | 南京正隆顺达高分子材料有限公司 | Polymer composite material pier anti-collision device |
| CN116427356A (en) * | 2023-03-28 | 2023-07-14 | 北京九通衢检测技术股份有限公司 | Underwater pier anti-collision device |
-
2014
- 2014-11-21 CN CN201420704627.0U patent/CN204266167U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105603869A (en) * | 2016-02-17 | 2016-05-25 | 成都佳美嘉科技有限公司 | Bridge foundation damping structure |
| CN106192820A (en) * | 2016-08-30 | 2016-12-07 | 冯仓武 | Pier anticollision module |
| CN107386102A (en) * | 2017-09-19 | 2017-11-24 | 芜湖铁路桥梁制造有限公司 | Anticollision device of pier |
| CN107513967B (en) * | 2017-09-25 | 2024-01-26 | 中铁建港航局集团勘察设计院有限公司 | Flexible anti-collision device |
| CN107513967A (en) * | 2017-09-25 | 2017-12-26 | 中铁建港航局集团勘察设计院有限公司 | Flexible protection device |
| CN108972630A (en) * | 2018-08-22 | 2018-12-11 | 安徽爱依特科技有限公司 | Robot anticollision device, collision-prevention device |
| CN109555010A (en) * | 2019-01-14 | 2019-04-02 | 长安大学 | A kind of bridge pier active anti-collision device and its working method |
| CN109555010B (en) * | 2019-01-14 | 2024-02-13 | 长安大学 | Pier active anti-collision device and working method thereof |
| CN110616675A (en) * | 2019-09-30 | 2019-12-27 | 江苏交通控股有限公司 | Bridge pile foundation combined type crumpling anti-torsion anti-collision system and construction method thereof |
| CN110616675B (en) * | 2019-09-30 | 2021-04-09 | 江苏交通控股有限公司 | Bridge pile foundation combined type crumpling anti-torsion anti-collision system and construction method thereof |
| CN111576344A (en) * | 2020-05-18 | 2020-08-25 | 浙江大学 | Bridge buffer stop and bridge |
| CN112854136A (en) * | 2021-03-03 | 2021-05-28 | 青岛西海岸市政工程有限公司 | Immersion corrosion degree protection device based on municipal bridge pier |
| CN114837070A (en) * | 2022-04-29 | 2022-08-02 | 南京正隆顺达高分子材料有限公司 | Polymer composite material pier anti-collision device |
| CN114837070B (en) * | 2022-04-29 | 2024-04-30 | 南京正隆顺达高分子材料有限公司 | Polymer composite pier buffer stop |
| CN116427356A (en) * | 2023-03-28 | 2023-07-14 | 北京九通衢检测技术股份有限公司 | Underwater pier anti-collision device |
| CN116427356B (en) * | 2023-03-28 | 2024-05-03 | 北京九通衢检测技术股份有限公司 | Underwater pier anti-collision device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |