CN206337526U - A kind of anticollision device of pier based on foamed aluminium - Google Patents
A kind of anticollision device of pier based on foamed aluminium Download PDFInfo
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- CN206337526U CN206337526U CN201621357605.7U CN201621357605U CN206337526U CN 206337526 U CN206337526 U CN 206337526U CN 201621357605 U CN201621357605 U CN 201621357605U CN 206337526 U CN206337526 U CN 206337526U
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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 based on foamed aluminium, including outer layer plate and the inner layer steel plate being arranged on the inside of outer layer plate, the outer layer plate is fixedly connected with inner layer steel plate by ribbed stiffener, it is filled between the outer layer plate and inner layer steel plate on the inside of high-density foam aluminium, the inner layer steel plate and is filled with low density foam aluminium.The utility model is simple in construction, reasonable in design, repair and replacement convenient, construction simple and fast, and uses double-layer steel plate structure, and the foamed aluminium of two kinds of density of simultaneous selection is filled, and anti-collision effect is good, is easy to promote the use of.
Description
Technical field
The utility model belongs to Bridge Pier technical field, and in particular to one kind is based on foamed aluminium and can effectively prevent bridge
The anticollision device of pier that pier is damaged by larger collision.
Background technology
Bridge is the important component and weak link of traffic engineering, is the key node of engineering construction, is also traffic
The object laid special stress on protecting is needed during operation of engineering projects.Bridge positioned at high-mountain gorge areas and high degree of splitting earthquake mountain area is frequently suffered from
The threat of various geological disasters, including landslide, rockfall hazards, mud-stone flow disaster etc..The great Shi that these geological disasters are swept along
Block causes bridge pier protective layer to be destroyed with high velocity shock bridge pier, or even the stirrup and cage bar of bridge pier are pounded into disconnected, can make bridge
Destructive destruction occurs for pier, causes interruption of communication, jeopardizes traffic safety, or even cause great casualties and property loss.
Polyurethane-base and EPS base safeguard structures, these material initial yield intensity, elongation percentage and power consumption effect are used existing technology more
Fruit is all relatively poor, and easily aging, and time slightly length may buffer loss energy-absorbing function, the quality of existing safeguard structure monolithic
Weigh more than 1000kg, and difficulty of construction is big, costly needed for engineering.Particularly after safeguard structure meets the face of hitting by destroying,
Because the deadweight of existing safeguard structure is larger and uses welding manner, it is unfavorable for safeguarding, repairs with changing.
Therefore, a kind of simple in construction, reasonable in design, repair and replacement convenience, construction simple and fast are nowadays lacked, and can
The effective safeguard structure protected to bridge pier, is protected using the anticollision device, collision-prevention device filled with foamed aluminium to bridge pier, can
The collision that huge impulsive force is caused to bridge pier is resisted, bridge pier is solved and occurs in all kinds of disasters because bearing excessive impulsive force
Irreversibility is damaged, it is to avoid occur casualties and property loss that bridge collapse is caused.
Utility model content
Technical problem to be solved in the utility model is to be based on for above-mentioned deficiency of the prior art there is provided one kind
The anticollision device of pier of foamed aluminium, its is simple in construction, reasonable in design, repair and replacement convenient, construction simple and fast, and using double-deck
Steel plate structure, the foamed aluminium of two kinds of density of simultaneous selection is filled, and anti-collision effect is good, is easy to promote the use of.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of bridge pier based on foamed aluminium is prevented
Collision device, it is characterised in that：Including outer layer plate and the inner layer steel plate that is arranged on the inside of outer layer plate, the outer layer plate and interior
Layer steel plate is fixedly connected by ribbed stiffener, filling high density degree foamed aluminium, the internal layer between the outer layer plate and inner layer steel plate
Filling low density foam aluminium on the inside of steel plate.
A kind of above-mentioned anticollision device of pier based on foamed aluminium, it is characterized in that：The outer layer plate and inner layer steel plate are equal
For semicircular structure, the outer layer plate and inner layer steel plate connect to form semi-circular shape structure, the semi-circular shape structure
Two ends, which are provided with connecting plate, the connecting plate, is provided with multiple through holes passed through for bolt, two semi-circular shape knots
Structure body is bolted to connection to form tube-in-tube structure at connecting plate.
A kind of above-mentioned anticollision device of pier based on foamed aluminium, it is characterized in that：The outer layer plate and inner layer steel plate it
Between be provided with corrugated steel, be provided with corrugated steel on the inside of the inner layer steel plate.
A kind of above-mentioned anticollision device of pier based on foamed aluminium, it is characterized in that：The semi-circular shape structure external surface
Two hoisting rings are fixedly connected with, two hoisting rings are symmetrically laid in the position at the two ends above semi-circular shape structure
Put.
The utility model has advantages below compared with prior art：
1st, the utility model is by setting outer layer plate and inner layer steel plate so that the intensity of the protector is higher, protection
Effect more preferably, is easy to promote the use of.
2nd, the utility model by using foamed aluminium as packing material, in initial yield intensity, elongation percentage and power consumption
Conventional polyurethane-base safeguard structure is superior in effect, substantial amounts of impact energy can be absorbed, so as to reach to Bridge Pier
The purpose of impact, reliable and stable, using effect is good.
3rd, the utility model is novel in design reasonable, and small volume is simple in construction, and quick construction is convenient.
In summary, the utility model is simple in construction, reasonable in design, repair and replacement are convenient, construction simple and fast, and uses
Double-layer steel plate structure, the foamed aluminium of two kinds of density of simultaneous selection is filled, and anti-collision effect is good, is easy to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the top view of the utility model semi-circular shape structure.
Fig. 2 is the rearview of the utility model semi-circular shape structure.
Fig. 3 is use state figure of the present utility model.
Description of reference numerals:
1-semi-circular shape structure；1-1-outer layer plate；1-2-inner layer steel plate；
1-3-connecting plate；1-4-through hole；2-ribbed stiffener；
3-corrugated steel；4-bridge pier.
Embodiment
As shown in figure 1, the utility model includes outer layer plate 1-1 and the inner layer steel plate being arranged on the inside of outer layer plate 1-1
1-2, the outer layer plate 1-1 is fixedly connected with inner layer steel plate 1-2 by ribbed stiffener 2, the outer layer plate 1-1 and inner layer steel plate
It is filled between 1-2 on the inside of high-density foam aluminium, the inner layer steel plate 1-2 and is filled with low density foam aluminium.
As shown in figures 1 and 3, in actually used engineering, the outer layer plate 1-1 and inner layer steel plate 1-2 pass through ribbed stiffener 2
It is fixedly connected, intensity is higher, better protecting effect, the foamed aluminium can absorb substantial amounts of impact energy as packing material,
So as to reach the purpose for protecting bridge pier 4 impact.Using foamed aluminium radical safeguard structure initial yield intensity, elongation percentage and
Conventional polyurethane-base safeguard structure is superior on energy consumption effect.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, the outer layer plate 1-1 and inner layer steel plate 1-2 are semicircle
Structure, the outer layer plate 1-1 and inner layer steel plate 1-2 connect to form semi-circular shape structure 1, the semi-circular shape structure 1
Two ends, which are provided with, is provided with multiple through hole 1-4 passed through for bolt, described two half on connecting plate 1-3, the connecting plate 1-3
Cirque structure body 1 is bolted to connection to form tube-in-tube structure at connecting plate 1-3.
As shown in figure 3, in actual use, two semi-circular shape structures 1 are by being arranged on the connecting plate
Through hole 1-4 on 1-3 is fixedly connected with bolt, and the tube-in-tube structure of formation is sleeved on bridge pier 4, easy for installation, and is easy to dimension
Repair and change.
In the present embodiment, corrugated steel 3, the internal layer steel are provided between the outer layer plate 1-1 and inner layer steel plate 1-2
Corrugated steel 3 is provided with the inside of plate 1-2.
In actual use, between the outer layer plate 1-1 and inner layer steel plate 1-2, and on the inside of inner layer steel plate 1-2
Corrugated steel 3 is set, the intensity that device resistance is hit is improved, using effect is good.
In the present embodiment, the outer surface of semi-circular shape structure 1 is fixedly connected with two hoisting ring 1-5, described in two
Hoisting ring 1-5 is symmetrically laid in the position close to the top two ends of semi-circular shape structure 1.
In actual use, the hoisting ring 1-5 can be used to lift semi-circular shape structure 1 in construction, make to apply
Work process is more convenient and safe.
The utility model in use, first shift to an earlier date the prefabricated semi-circular shape structure 1, giving bridge pier 4 install anticollision
Prefabricated semi-circular shape structure 1 is sleeved on bridge pier 4 again during device, workman's handle at the connecting plate 1-3 with bolt
Two semi-circular shape structures 1 are fixedly connected into tube-in-tube structure, complete the construction of first segment；Then with the mode of lifting, weight
Multiple above step, completes the construction of other sections, until completing to install whole bridge pier 4 construction of anticollision device, collision-prevention device.
The above, is only preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (4)
1. a kind of anticollision device of pier based on foamed aluminium, it is characterised in that：Including outer layer plate (1-1) and it is arranged on outer layer steel
Inner layer steel plate (1-2) on the inside of plate (1-1), the outer layer plate (1-1) and inner layer steel plate (1-2) are fixed by ribbed stiffener (2)
Connection, is filled with high-density foam aluminium, the inner layer steel plate (1-2) between the outer layer plate (1-1) and inner layer steel plate (1-2)
Inner side be filled with low density foam aluminium.
2. according to a kind of anticollision device of pier based on foamed aluminium described in claim 1, it is characterised in that：The outer layer plate
(1-1) and inner layer steel plate (1-2) are semicircular structure, and the outer layer plate (1-1) and inner layer steel plate (1-2) connection form half
Cirque structure body (1), semi-circular shape structure (1) two ends are provided with connecting plate (1-3), the connecting plate (1-3)
On be provided with multiple through holes (1-4) passed through for bolt, two semi-circular shape structures (1) are at connecting plate (1-3) place
It is bolted to connection to form tube-in-tube structure.
3. according to a kind of anticollision device of pier based on foamed aluminium described in claim 1 or 2, it is characterised in that：The outer layer
It is provided between steel plate (1-1) and inner layer steel plate (1-2) on the inside of corrugated steel (3), the inner layer steel plate (1-2) and is provided with ripple
Line steel plate (3).
4. according to a kind of anticollision device of pier based on foamed aluminium described in claim 2, it is characterised in that：The semi-circular shape
The outer surface of structure (1) is fixedly connected with two hoisting rings (1-5), and two hoisting rings (1-5) are symmetrically laid in close
The position at two ends above semi-circular shape structure (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621357605.7U CN206337526U (en) | 2016-12-12 | 2016-12-12 | A kind of anticollision device of pier based on foamed aluminium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621357605.7U CN206337526U (en) | 2016-12-12 | 2016-12-12 | A kind of anticollision device of pier based on foamed aluminium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206337526U true CN206337526U (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621357605.7U Active CN206337526U (en) | 2016-12-12 | 2016-12-12 | A kind of anticollision device of pier based on foamed aluminium |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107460821A (en) * | 2017-09-08 | 2017-12-12 | 黄贺明 | A kind of composite pier guard ring |
| CN108277761A (en) * | 2018-03-13 | 2018-07-13 | 华侨大学 | A kind of assembled rectangular section anticollision device of pier of setting Low Yield Point Steel |
| CN109056511A (en) * | 2018-09-30 | 2018-12-21 | 河南大学 | A kind of bridge pier and preparation method thereof for resisting mud-rock-flow-impact |
| CN109094494A (en) * | 2018-08-31 | 2018-12-28 | 苏州清吉汽车科技有限公司 | A kind of imitative yak corner structure thin-wall conical energy-absorption box |
| WO2019024468A1 (en) * | 2017-07-31 | 2019-02-07 | 佛山科学技术学院 | Separable bridge pier anti-collision system |
| CN111088749A (en) * | 2019-12-27 | 2020-05-01 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Railway bridge passive anti-collision device and design method thereof |
| CN111428294A (en) * | 2020-03-13 | 2020-07-17 | 东北林业大学 | Design method of energy-consuming composite structure composed of steel plate and foamed aluminum material |
| CN111472265A (en) * | 2020-04-14 | 2020-07-31 | 南京理工大学 | Pier protection device with assembled explosion impact resistance and installation method |
| CN111576194A (en) * | 2020-06-29 | 2020-08-25 | 中铁二院工程集团有限责任公司 | Pier buffering anti-collision device and mounting method thereof |
| CN112962425A (en) * | 2021-02-08 | 2021-06-15 | 北京工业大学 | Bridge shock absorber |
| CN114960431A (en) * | 2022-05-12 | 2022-08-30 | 西南交通大学 | Grid type steel-foamed aluminum combined anti-impact device and construction method thereof |
-
2016
- 2016-12-12 CN CN201621357605.7U patent/CN206337526U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019024468A1 (en) * | 2017-07-31 | 2019-02-07 | 佛山科学技术学院 | Separable bridge pier anti-collision system |
| CN107460821B (en) * | 2017-09-08 | 2023-08-22 | 黄贺明 | Composite material bridge pier protection ring |
| CN107460821A (en) * | 2017-09-08 | 2017-12-12 | 黄贺明 | A kind of composite pier guard ring |
| CN108277761A (en) * | 2018-03-13 | 2018-07-13 | 华侨大学 | A kind of assembled rectangular section anticollision device of pier of setting Low Yield Point Steel |
| CN109094494A (en) * | 2018-08-31 | 2018-12-28 | 苏州清吉汽车科技有限公司 | A kind of imitative yak corner structure thin-wall conical energy-absorption box |
| CN109056511A (en) * | 2018-09-30 | 2018-12-21 | 河南大学 | A kind of bridge pier and preparation method thereof for resisting mud-rock-flow-impact |
| CN111088749A (en) * | 2019-12-27 | 2020-05-01 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Railway bridge passive anti-collision device and design method thereof |
| CN111428294A (en) * | 2020-03-13 | 2020-07-17 | 东北林业大学 | Design method of energy-consuming composite structure composed of steel plate and foamed aluminum material |
| CN111472265B (en) * | 2020-04-14 | 2021-09-10 | 南京理工大学 | Pier protection device with assembled explosion impact resistance and installation method |
| CN111472265A (en) * | 2020-04-14 | 2020-07-31 | 南京理工大学 | Pier protection device with assembled explosion impact resistance and installation method |
| CN111576194A (en) * | 2020-06-29 | 2020-08-25 | 中铁二院工程集团有限责任公司 | Pier buffering anti-collision device and mounting method thereof |
| CN112962425A (en) * | 2021-02-08 | 2021-06-15 | 北京工业大学 | Bridge shock absorber |
| CN114960431A (en) * | 2022-05-12 | 2022-08-30 | 西南交通大学 | Grid type steel-foamed aluminum combined anti-impact device and construction method thereof |
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