CN204530442U - A kind of pier anticollision clothing of energy-absorbing - Google Patents

A kind of pier anticollision clothing of energy-absorbing Download PDF

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Publication number
CN204530442U
CN204530442U CN201520192114.0U CN201520192114U CN204530442U CN 204530442 U CN204530442 U CN 204530442U CN 201520192114 U CN201520192114 U CN 201520192114U CN 204530442 U CN204530442 U CN 204530442U
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CN
China
Prior art keywords
absorbing
energy
intensive
cellular
pier
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CN201520192114.0U
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Chinese (zh)
Inventor
李�杰
陈淮
葛素娟
王艳
陈代海
黄亮
张军峰
李整
陈栋
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郑州大学
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Priority to CN201520192114.0U priority Critical patent/CN204530442U/en
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Publication of CN204530442U publication Critical patent/CN204530442U/en

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    • Y02A30/36

Abstract

The utility model discloses a kind of pier anticollision clothing of energy-absorbing, comprise the cellular middle intensive aspect arranged around the outer border of bridge pier and the encased steel plate arranged around the outer border of cellular middle intensive aspect, energy-absorbing material layer is provided with between cellular middle intensive aspect and bridge pier, cellular middle intensive aspect is extended consistent hollow cylinder with bridge pier direction formed by several, hollow cylinder bottom end closure, adjacent two hollow cylinders are for being fixedly connected with, energy-absorbing material is provided with in the bee-hole of cellular middle intensive aspect, described bridge pier is provided with built-in fitting, bridge pier is fixedly connected with cellular middle intensive aspect by built-in fitting, the utility model is a kind of pier anticollision clothing with comparatively strong buffering and energy-absorbing function.

Description

A kind of pier anticollision clothing of energy-absorbing

Technical field

The utility model belongs to pier anticollision technical field, is specifically related to a kind of pier anticollision clothing of energy-absorbing.

Background technology

Because the accident of the Vehicular impact bridge pier travelled below navigating ship or bridge often occurs; cause very large harm to the life security of bridge construction and traffic driver and conductor and car and boat property, an important way of protection bridge structure safe arranges pier anticollision facility exactly.Pier anticollision facility is generally located at the relevant bridge pier in the multilevel traffic of navigation requirement or city and speedway, and a safety shunting, warning, in advance anticollision also can play cushioning effect when colliding, and simultaneously stability also reduces collision impact.Pier anticollision facility can be divided into passive anti-collision facility and the large class of active anti-collision facility two; passive anti-collision facility is that to consider that ship knocks the bridge pier overwhelming majority be unexpected; active anti-collision method is the protective equipment increased when not ensureing bridge overall safety; in the hope of the loss also can avoided when contingency knocks or minimizing accident causes; exactly when contingency knocks, also can protect bridge, boats and ships and environment with turning danger into safety.Pier anticollision facility can adopt the material such as steel beam column, plastics or rubber to make, and when boats and ships or vehicle collide with bridge pier, particularly during frontal impact, boats and ships or vehicle can be effectively shut down or lead, and damage little to bridge pier structure.Therefore first anti-collision facility should have the effect of certain buffer protection bridge structure safe, and simultaneously anti-collision facility is bearing collision rift, can not produce sputtered debris and the collision ship that crashes, other car and boat around, pedestrian and neighbouring construction operation personnel produce injury.At present fill sandstone cofferdam, crashproof pile group, the buffering of floating block fender system and energy-absorbing function at the outer pier of pier of navigation channel and land use, rigidity man-made island, shell more weak; self structure facility that is enough powerful, that drop into is needed costly, on river environment to have impact; and these anti-collision facility majorities only can protect bridge; owing to being hard collision, car and boat and environment can not be protected.

Utility model content

The purpose of this utility model is to provide a kind of pier anticollision clothing of energy-absorbing, this crashproof clothing has comparatively strong buffering and energy-absorbing function, structure manufacture spelling freely facilitates, the defect of current used rigidity and flexible protection installation security reliability deficiency can be improved, have important effect to the guarantee safety of bridge construction, the life security of traffic driver and conductor and reduction car and boat property loss.

For achieving the above object, the utility model adopts following technical scheme: a kind of pier anticollision clothing of energy-absorbing, comprise the cellular middle intensive aspect arranged around the outer border of bridge pier and the encased steel plate arranged around the outer border of cellular middle intensive aspect, energy-absorbing material layer is provided with between cellular middle intensive aspect and bridge pier, cellular middle intensive aspect is made up of several hollow cylinder consistent with bridge pier bearing of trend, hollow cylinder bottom end closure, adjacent two hollow cylinders are for being fixedly connected with, energy-absorbing material is provided with in the bee-hole of cellular middle intensive aspect, described bridge pier is provided with built-in fitting, bridge pier is fixedly connected with cellular middle intensive aspect by built-in fitting.

Described hollow cylinder is circular body.

Described hollow cylinder is the regular polygon body of number >=4, limit.

Described energy-absorbing material is rubber or foam or metallic lead or aluminium.

Described encased steel plate is provided with reflecting marking.

A kind of construction method of pier anticollision clothing of energy-absorbing, comprise the steps: that (1) carries out Bridge Pier Construction, and built-in fitting is set on bridge pier, (2) hollow cylinder is made, and by hollow cylinder bottom end closure, (3) several hollow cylinder is welded into cellular middle intensive aspect, bridge pier preformed hole is provided with in the middle of cellular middle intensive aspect, (4) fixed component is set on the outer peripheral surface of cellular middle intensive aspect or on encased steel plate inwall, (5) around cellular middle intensive aspect outer ring, fixing encased steel plate is installed by fixed component, energy-absorbing material is poured in the bee-hole of cellular middle intensive aspect, (6) by bridge pier preformed hole, cellular middle intensive aspect is set in outside bridge pier pier shaft, and the built-in fitting of bridge pier is fixedly connected with cellular middle intensive aspect, again the two ends of encased steel plate are closed, (7) energy-absorbing material is injected in the space between cellular middle intensive aspect and bridge pier, checks that whether the energy-absorbing material in bee-hole is up to standard, if not up to standard, again pours into energy-absorbing material in bee-hole.

Described hollow cylinder is circular body.

Described hollow cylinder is the regular polygon body of number >=4, limit.

Described energy-absorbing material is rubber or foam or metallic lead or aluminium.

Described encased steel plate is provided with reflecting marking.

The pier anticollision clothing of a kind of energy-absorbing described in the utility model, has following beneficial effect:

1. circular body or regular polygon body processing technology maturation, also can require to make the different prism of the length of side to facilitate spelling according to pier anticollision power, according to crashproof requirement, can strengthen spelling to bridge pier crashproof clothing locally simultaneously.

2. single circular body or regular polygon body are the large prism of honeycomb by welding or other connected mode spelling, the firm characteristic of honeycomb structure used for reference by the large prism of honeycomb, to guarantee that crashproof clothing has certain intensity, hollow cylinder bottom end seal is so that energy-absorbing material perfusion.

3. the closely connected block plate of cellular middle intensive aspect outline---the encased steel plate that spelling is good, honeycomb structure entirety not only can be made stressed, and encased steel plate surface conveniently can arrange reflecting marking.

4. the energy-absorbing material such as the bee-hole castable rubber of cellular middle intensive aspect or foam, metallic lead and aluminium, crash bearer be subject to car and boat clash into time, carry out buffering energy-absorbing by the distortion of these materials.

5. the construction technology of bridge pier and traditional handicraft do not change substantially, only need arrange built-in fitting for connecting cellular middle intensive aspect at bridge pier.

6. the utility model is applicable to being located at the relevant bridge pier of opening the navigation or air flight in the multilevel traffic of requirement or city and speedway.

The pier anticollision clothing of a kind of energy-absorbing described in the utility model, there is comparatively strong buffering and energy-absorbing function, structure manufacture spelling freely facilitates, the defect of current used rigidity and flexible protection installation security reliability deficiency can be improved, have important effect to the guarantee safety of bridge construction, the life security of traffic driver and conductor and reduction car and boat property loss.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the structural representation of hollow cylinder.

Detailed description of the invention

Embodiment 1:

By the pier anticollision clothing of a kind of energy-absorbing shown in Fig. 1-Fig. 2, comprise and be surrounded on cellular middle intensive aspect 2 that the outer border of bridge pier 1 arranges and retainer ring is around in the encased steel plate 4 of the cellular outer border of middle intensive aspect 2, the two ends of encased steel plate 4 close, and the external surface of encased steel plate is provided with reflecting marking, and reflecting marking is not shown.

Cellular middle intensive aspect 2 to be solid-located with honeycomb type structure by several hollow cylinder 3 consistent with bridge pier 1 bearing of trend and to be formed, honeycomb type structure is the honeycomb ceramics that the outside border of hollow cylinder is arranged in order formation, single hollow cylinder and its peripheral hollow cylinder contact for facing limit and overlapping or face limit and are fixedly connected with, the cross section of honeycomb ceramics has the honeycomb hole arranged in length and breadth, honeycomb type structure is prior art, therefore does not describe in detail.Bridge pier 1 and hollow cylinder 3 are vertical extension, described hollow cylinder 3 is regular hexagon body and the bottom of each hollow cylinder 3 is all closed, and the corresponding regular hexagon Plate Welding in hollow cylinder 3 bottom is closed, in cellular middle intensive aspect 2, adjacent two hollow cylinders 3 are for being welded and fixed connection, each edge of the hollow cylinder 3 in the middle part of cellular middle intensive aspect 2 is all welded to connect an edge of another hollow cylinder 3, and the border of each hollow cylinder 3 in the middle part of cellular middle intensive aspect 2 is welded to connect six hollow cylinders 3 altogether.

Energy-absorbing material 5 is provided with in the bee-hole of cellular middle intensive aspect 2, described bee-hole refers to that in cellular middle intensive aspect 2, all endoporus and bee-hole refer to the space between cellular middle intensive aspect 2 and encased steel plate 4, due in the present embodiment, hollow cylinder 3 is regular hexagon, so bee-hole comprises the endoporus of all hollow cylinders 3 and the space between the hollow cylinder 3 and encased steel plate 4 of cellular middle intensive aspect 2 outer ring, described energy-absorbing material 5 is rubber.

Described bridge pier 1 is provided with built-in fitting 7, and described built-in fitting 7 is the fixed connecting piece adopting type steel support, and bridge pier 1 is fixedly connected with cellular middle intensive aspect 2 by built-in fitting 7, and built-in fitting 7 and cellular middle intensive aspect 2 are for welding.Between cellular middle intensive aspect 2 and bridge pier 1, be provided with energy-absorbing material layer 8, the material of energy-absorbing material layer 8 is rubber.

Certainly, the pier anticollision clothing of a kind of energy-absorbing described in the utility model, be not limited to above-mentioned form, described hollow cylinder 3 also can be the regular polygon body that circular body or hollow cylinder 3 are number >=4, limit, when there is space between adjacent two hollow cylinders 3, bee-hole also comprises the space between adjacent two hollow cylinders 3; In addition, except rubber, described energy-absorbing material 5 also can be foam or metallic lead or aluminium; Built-in fitting 7 is also connected by bolt with cellular middle intensive aspect 2.

Embodiment 2:

By the construction method of the pier anticollision clothing of a kind of energy-absorbing shown in Fig. 1-Fig. 2, it is the method for the pier anticollision clothing of the energy-absorbing built described in embodiment 1, it comprises the steps: (1) carries out bridge pier 1 according to bridge pier 1 construction drawing and constructs, and built-in fitting 7 is set on bridge pier 1, (2) hollow cylinder 3 is made: each hollow cylinder 3 all adopts a monoblock roll of steel plate compacting to be made the regular hexagon body (i.e. regular hexagon steel pipe prism) that cross section is length of side 30cm, the height of hollow cylinder 3 is 300cm, the height of hollow cylinder 3 clashes into according to vehicle (the land pier of grade separation) and ship (Shui Zhongdun) highly content to retain sovereignty over a part of the countryly to be determined entirely, the thickness of hollow cylinder 3 steel plate is determined according to calculating and structure, the corresponding regular hexagon Plate Welding in hollow cylinder 3 bottom seals, and the length of side of this regular hexagon steel plate is also 30cm, makes hollow cylinder 3 bottom end closure, can pour into energy-absorbing material 5 in hollow cylinder 3 in subsequent construction, (3) according to bionics principle, several hollow cylinder 3 is welded into cellular middle intensive aspect 2, cellular middle intensive aspect 2 be a cross section be honey comb like large prism and cellular middle intensive aspect 2 entirety in the form of a ring, bridge pier preformed hole is provided with in the middle of cellular middle intensive aspect 2, bridge pier preformed hole is the annular distance of bridge pier preformed hole, (4) according to the requirement of bridge pier 1 outer profile size in bridge design drawing and the size design encased steel plate 4 of cellular middle intensive aspect 2, the thickness of encased steel plate 4 is determined according to calculating and structure, outer peripheral surface along cellular middle intensive aspect 2 is welded to connect several fixed component 6 in interval successively, fixed component 6 is shaped steel, (certainly, the utility model is not limited to above-mentioned form, also several fixed component 6 can be welded to connect by encased steel plate 4 inwall), (5) design according to crashproof clothing, around cellular middle intensive aspect 2 outer ring, fixing encased steel plate 4 is installed by fixed component 6, fixed component 6 and encased steel plate 4 are welded to connect, energy-absorbing material 5 is poured in the bee-hole of cellular middle intensive aspect 2, namely energy-absorbing material 5 is injected at hollow cylinder 3 inner orifice and the space between encased steel plate 4 and hollow cylinder 3---rubber, (6) by bridge pier preformed hole, cellular middle intensive aspect 2 is set in outside bridge pier 1 pier shaft, cellular middle intensive aspect 2 is wrapped up and is looped around the outer border of bridge pier 1, bridge pier 1 is positioned at bridge pier preformed hole, built-in fitting 7 and the cellular middle intensive aspect 2 of bridge pier 1 are fixedly connected by welding, finally the two ends of encased steel plate 4 are closed, the two ends of encased steel plate 4 are bolted closed together (certain, the utility model is not limited to above-mentioned form, and the two ends of encased steel plate 4 also can adopt the modes such as pin joint, hinge, welding or macromolecule binding material to connect closed), (7) energy-absorbing material 5---rubber is injected in the space between cellular middle intensive aspect 2 and bridge pier 1, and energy-absorbing material layer 8 is formed between cellular middle intensive aspect 2 and bridge pier 1, then check that whether the energy-absorbing material 5 in bee-hole is up to standard, namely check that whether the energy-absorbing material 5 in the space in hollow cylinder 3 inner orifice and between encased steel plate 4 and adjacent hollow cylinder 3 is up to standard, if not up to standard, again to pouring into energy-absorbing material 5 in bee-hole, finally on request reflecting marking (reflecting marking is not shown) is set at the external surface of encased steel plate 4.

Certainly, the pier anticollision clothing of a kind of energy-absorbing described in the utility model, be not limited to above-mentioned form, described hollow cylinder 3 also can be the regular polygon body that circular body or hollow cylinder 3 are number >=4, limit, when there is space between adjacent two hollow cylinders 3, bee-hole also comprises the space between adjacent two hollow cylinders 3; In addition, except rubber, described energy-absorbing material 5 also can be foam or metallic lead or aluminium; Built-in fitting 7 is also connected by bolt with cellular middle intensive aspect 2; The length of side in the cross section of regular polygon body is between 10 ~ 40cm.

Claims (5)

1. the pier anticollision clothing of an energy-absorbing, it is characterized in that: comprise and be surrounded on the cellular middle intensive aspect that the outer border of bridge pier is arranged and the encased steel plate being surrounded on the outer border setting of cellular middle intensive aspect, energy-absorbing material layer is provided with between cellular middle intensive aspect and bridge pier, cellular middle intensive aspect is made up of several hollow cylinder consistent with bridge pier bearing of trend, hollow cylinder bottom end closure, adjacent two hollow cylinders are for being fixedly connected with, energy-absorbing material is provided with in the bee-hole of cellular middle intensive aspect, described bridge pier is provided with built-in fitting, bridge pier is fixedly connected with cellular middle intensive aspect by built-in fitting.
2. the pier anticollision clothing of a kind of energy-absorbing as claimed in claim 1, is characterized in that: described hollow cylinder is circular body.
3. the pier anticollision clothing of a kind of energy-absorbing as claimed in claim 1, is characterized in that: described hollow cylinder is the regular polygon body of number >=4, limit.
4. the pier anticollision clothing of a kind of energy-absorbing as claimed in claim 1, is characterized in that: described energy-absorbing material is rubber or foam or metallic lead or aluminium.
5. the pier anticollision clothing of a kind of energy-absorbing as claimed in claim 1, is characterized in that: described encased steel plate is provided with reflecting marking.
CN201520192114.0U 2015-04-01 2015-04-01 A kind of pier anticollision clothing of energy-absorbing CN204530442U (en)

Priority Applications (1)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104775356A (en) * 2015-04-01 2015-07-15 郑州大学 Energy-absorbing pier collision avoiding clothes and building method thereof
CN106400695A (en) * 2016-11-24 2017-02-15 山东鲍尔浦塑胶股份有限公司 Pier protective structure and construction method thereof
CN107090790A (en) * 2017-04-28 2017-08-25 华中科技大学 A kind of flexible honeycomb structural collision protection device
CN107780693A (en) * 2017-10-20 2018-03-09 南京城镇建筑设计咨询有限公司 Pillar net mechanical parking storehouse

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104775356A (en) * 2015-04-01 2015-07-15 郑州大学 Energy-absorbing pier collision avoiding clothes and building method thereof
CN106400695A (en) * 2016-11-24 2017-02-15 山东鲍尔浦塑胶股份有限公司 Pier protective structure and construction method thereof
CN107090790A (en) * 2017-04-28 2017-08-25 华中科技大学 A kind of flexible honeycomb structural collision protection device
CN107090790B (en) * 2017-04-28 2020-01-10 华中科技大学 Flexible honeycomb structure buffer stop
CN107780693A (en) * 2017-10-20 2018-03-09 南京城镇建筑设计咨询有限公司 Pillar net mechanical parking storehouse

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