CN214033602U - Anti-collision buffer structure of bridge assembly type lower structure - Google Patents
Anti-collision buffer structure of bridge assembly type lower structure Download PDFInfo
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- CN214033602U CN214033602U CN202022248987.2U CN202022248987U CN214033602U CN 214033602 U CN214033602 U CN 214033602U CN 202022248987 U CN202022248987 U CN 202022248987U CN 214033602 U CN214033602 U CN 214033602U
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- buffer structure
- collision
- pier
- collision buffer
- anticollision
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 61
- 239000010959 steel Substances 0.000 claims abstract description 61
- 229920001971 elastomer Polymers 0.000 claims abstract description 30
- 239000000725 suspension Substances 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000007423 decrease Effects 0.000 abstract description 5
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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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 an anticollision buffer structure of bridge assembled substructure belongs to anticollision buffering technical field, including pier, first anticollision buffer structure and second anticollision buffer structure, first anticollision buffer structure is located the skin of pier, and second anticollision buffer structure is located the outer layer of first anticollision buffer structure, and first anticollision buffer structure is equipped with the suspension structure with the bottom of second anticollision buffer structure, and second anticollision buffer structure includes the protection steel wall, and the skin of protection steel wall is surrounded there are a plurality of anticollision rubber wheels; the utility model discloses a mutually supporting of first anticollision buffer structure, buffer layer and second anticollision buffer structure has increased buffer performance, can effectively reduce the impact force that the collision produced to reduce the harm that the collision caused to the pier, can suspend the device on the surface of water through suspended structure simultaneously, make it can come up the decline along with the water level, avoided because of the limited problem of protection of rainwater or arid weather lower anticollision buffer structure to the pier.
Description
Technical Field
The utility model belongs to the technical field of the anticollision buffering, concretely relates to anticollision buffer structure of bridge assembled lower structure.
Background
The lower structure is an important component of the bridge, generally called bridge abutment, and mainly comprises three parts of bridge pier, bridge abutment and foundation, and the lower structure plays a role generated by the upper structure of the bridge and effectively transmits the role to the foundation; the abutment is also connected with the embankment and bears the soil pressure of the filling soil at the bridge head. The pier mainly determines the height of the bridge and the position on the plane, and is greatly influenced by natural factors such as terrain, geology, hydrology, climate and the like. The prefabricated bridge has the advantages of reliable quality, intelligent steel bar processing, prefabricated factory components, standardized program construction and high-precision positioning, guarantees the internal quality of the prefabricated bridge components, has high construction speed as one of the main advantages, has small interference to surrounding traffic, can perform the prefabrication of pier columns, abutment and beam slabs while performing pile foundation construction, and can be installed while constructing and improve the construction process.
The substructure of bridge still can install crashproof structure usually when the installation, prevent marine vehicles such as steamer and pier bump, thereby cause the influence to bridge safety, current crashproof structure is most likely to pour into the dog for with reinforced concrete around the pier, but this kind of structure protection dynamics is limited, its shock-absorbing capacity is relatively poor, the absorbed energy that can not be fine when bumping, and this kind of structure receives weather effect easily, when rising or the water-withdrawal, crashproof structure can not come up or float down along with the water level together, thereby not target in place to the protection of pier.
SUMMERY OF THE UTILITY MODEL
The utility model aims to prior art's is not enough, the utility model aims to provide a crashproof buffer structure of bridge assembled lower structure has solved traditional crashproof structure shock-absorbing capacity poor and can not come up the problem that descends along with the water level through first crashproof buffer structure, second crashproof buffer structure and the suspension structure that is equipped with.
The purpose of the utility model can be realized by the following technical scheme:
the anti-collision buffer structure of the bridge assembly type lower structure comprises a bridge pier, a first anti-collision buffer structure and a second anti-collision buffer structure, and is characterized in that the first anti-collision buffer structure is positioned on the outer layer of the bridge pier, the second anti-collision buffer structure is positioned on the outer layer of the first anti-collision buffer structure, and suspension structures are arranged at the bottoms of the first anti-collision buffer structure and the second anti-collision buffer structure;
the second anti-collision buffer structure comprises a protective steel wall, a plurality of anti-collision rubber wheels are arranged on the outer layer of the protective steel wall in a surrounding mode, a chain is arranged between the anti-collision rubber wheels, the anti-collision rubber wheels are sequentially connected into a ring shape through the chain and are connected with the protective steel wall, and an anti-corrosion shell is coated on the chain;
first anticollision buffer structure includes first supporting steel plate, the quantity of first supporting steel plate is four, and four first supporting steel plate one-tenth squares center on around the pier, first supporting steel plate is kept away from one of pier and is served the fixed a plurality of buffer spring that is equipped with, buffer spring's top fixedly connected with second supporting steel plate, be equipped with the arc rubber piece on the second supporting steel plate, the first screw hole of a plurality of has been seted up to the one end that first supporting steel plate is close to the pier.
As an optimized scheme of the utility model, be equipped with the buffer layer between first anticollision buffer structure and the second anticollision buffer structure, be equipped with the energy reducing material in the buffer layer.
As a preferred scheme of the utility model, the energy reducing substance is a mixture of sand and rubber particles.
As an optimized scheme of the utility model, the suspended structure includes rubber airbag, rubber airbag's cladding all around has the protection steel sheet, be equipped with the chain on the protection steel sheet, first anticollision buffer structure passes through chain and protection steel sheet fixed connection with second anticollision buffer structure, the fixed steel-pipe sleeve that is equipped with in top of protection steel sheet, the pier is located the inside of steel-pipe sleeve, a plurality of and the corresponding second screw hole of first screw hole are seted up in the outside of steel-pipe sleeve, be equipped with the threaded rod on the second screw hole, the one end and the second screw hole threaded connection of threaded rod, the other end and the first screw hole threaded connection of threaded rod, the inboard of steel-pipe sleeve is fixed and is equipped with the spliced pole.
As a preferred scheme of the utility model, the quantity of spliced pole is four, and four spliced pole equidistance circumference arrays are in the inboard of steel-pipe sleeve.
As an optimized scheme of the utility model, the spout corresponding with the spliced pole is seted up to the outer wall of pier, be equipped with the slider in the spout, slider and spliced pole fixed connection.
The utility model has the advantages that: the utility model discloses a mutually supporting of first anticollision buffer structure, buffer layer and second anticollision buffer structure has increased buffer performance, can effectively reduce the impact force that the collision produced to reduce the harm that the collision caused to the pier, can suspend the device on the surface of water through suspended structure simultaneously, make it can come up the decline along with the water level, avoided because of the limited problem of protection of rainwater or arid weather lower anticollision buffer structure to the pier.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic structural view of a second crash cushion;
FIG. 4 is a schematic structural view of a first crash cushion;
FIG. 5 is a schematic diagram of a suspended structure;
fig. 6 is a schematic structural view of a bridge pier.
The reference numbers in the figures illustrate:
1. a bridge pier; 2. a first crash cushion structure; 3. a second crash cushion structure; 4. protecting the steel wall; 5. an anti-collision rubber wheel; 6. a chain; 7. an anticorrosive outer shell; 8. a first support steel plate; 9. a buffer spring; 10. a second support steel plate; 11. an arc-shaped rubber block; 12. a first threaded hole; 13. a buffer layer; 14. an energy reducing substance; 15. a suspended structure; 16. a rubber air bag; 17. protecting the steel plate; 18. a chain; 19. steel pipe sleeve; 20. a second threaded hole; 21. a threaded rod; 22. connecting columns; 23. a chute; 24. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
An anti-collision buffer structure of a bridge assembly type lower structure is disclosed, as shown in figure 1, and comprises a bridge pier 1, a first anti-collision buffer structure 2 and a second anti-collision buffer structure 3, wherein the first anti-collision buffer structure 2 is positioned on the outer layer of the bridge pier 1, the second anti-collision buffer structure 3 is positioned on the outer layer of the first anti-collision buffer structure 2, a suspension structure 15 is arranged at the bottom of the first anti-collision buffer structure 2 and the bottom of the second anti-collision buffer structure 3, as shown in figure 3, the second anti-collision buffer structure 3 comprises a protective steel wall 4, a plurality of anti-collision rubber wheels 5 are encircled on the outer layer of the protective steel wall 4, a chain 6 is arranged between the anti-collision rubber wheels 5, the anti-collision rubber wheels 5 are sequentially connected into a ring shape through the chain 6 and are connected with the protective steel wall 4, an anti-corrosion shell 7 is wrapped on the chain 6, as shown in figure 4, the first anti-collision buffer structure 2 comprises a first support steel plate 8, the number of the first support steel plate 8 is four, four first supporting steel plates 8 are in a square shape and surround the periphery of the pier 1, one end of each first supporting steel plate 8, which is far away from the pier 1, is fixedly provided with a plurality of buffer springs 9, the top ends of the buffer springs 9 are fixedly connected with a second supporting steel plate 10, each second supporting steel plate 10 is provided with an arc-shaped rubber block 11, one end of each first supporting steel plate 8, which is close to the pier 1, is provided with a plurality of first threaded holes 12, as shown in figure 2, a buffer layer 13 is arranged between each first anti-collision buffer structure 2 and each second anti-collision buffer structure 3, an energy reducing substance 14 is arranged in each buffer layer 13, each energy reducing substance 14 is a mixture of sand and rubber particles, each anti-collision rubber wheel 5 has high elasticity and can prevent the ship and the bridge from being damaged in collision, each anti-corrosion shell 7 is a shell made of chloroprene rubber, and is anti-corrosion and wear-abrasion-resistant, so that the chain 6 can be prevented from being rusted when contacting water, and the durability of the chain 6 can be improved, the buffer layer 13 can absorb most of the energy generated during collision, and reduce the impact force on the pier 1.
As shown in fig. 5 and 6, the suspension structure 15 includes a rubber airbag 16, a protective steel plate 17 is wrapped around the rubber airbag 16, a chain 18 is disposed on the protective steel plate 17, the first anti-collision buffer structure 2 and the second anti-collision buffer structure 3 are fixedly connected with the protective steel plate 17 through the chain 18, a steel pipe sleeve 19 is fixedly disposed at the top end of the protective steel plate 17, the pier 1 is located inside the steel pipe sleeve 19, a plurality of second threaded holes 20 corresponding to the first threaded holes 12 are formed in the outer side of the steel pipe sleeve 19, a threaded rod 21 is disposed on each second threaded hole 20, one end of the threaded rod 21 is in threaded connection with each second threaded hole 20, the other end of the threaded rod 21 is in threaded connection with the first threaded holes 12, connecting columns 22 are fixedly disposed on the inner side of the steel pipe sleeve 19, the number of the connecting columns 22 is four, four connecting columns 22 are circumferentially arrayed on the inner side of the steel pipe sleeve 19 at equal intervals, a chute 23 corresponding to the connecting columns 22 is formed in the outer wall of the pier 1, be equipped with slider 24 in the spout 23, slider 24 and spliced pole 22 fixed connection, rubber air bag 16 is located the bottom, can drive first anticollision buffer structure 2 and second anticollision buffer structure 3 come-up decline together along with the come-up decline of water level, makes the device not influenced by weather and has strengthened the protection to pier 1.
When the structure is used, the suspension structure 15 is connected with the pier 1 through the steel pipe sleeve 19, the first anti-collision buffer structure 2 and the second anti-collision buffer structure 3 are connected with the suspension structure 15 through the chain 18, the first anti-collision buffer structure 2 is connected with the suspension structure 15 through the threaded rod 21, the second anti-collision buffer structure 3 is connected with the first anti-collision buffer structure 2 through the buffer layer 13, when collision occurs, the anti-collision rubber wheels 5 arranged around the second anti-collision buffer structure 3 have strong elasticity, the damage to the pier 1 and the ship when the ship collides with the pier 1 can be effectively reduced, the anti-collision rubber wheels 5 can also reduce huge impact force generated during collision to a certain degree, the generated impact force passes through the buffer layer 13, the mixture of sand and soil rubber particles in the buffer layer 13 can absorb most energy, the buffer spring 9 and the arc-shaped rubber block 11 on the first anti-collision buffer structure 2 can further reduce the impact force generated by buffering, therefore, the impact force is reduced to the lowest, the protection force on the bridge pier 1 is increased, and the damage to the bridge pier 1 caused by the huge impact force generated by collision is prevented; suspension 15 sets up in the bottom of first anticollision buffer structure 2 and second anticollision buffer structure 3, can suspend it on the surface of water, through the inside spliced pole 22 that is equipped with of steel-pipe sleeve 19 and the slider 24 fixed connection that is equipped with on pier 1, makes whole device can come up the decline along with this water level in spout 23 together, has avoided having improved anticollision protective structure's adaptability because of weather reason anticollision protective structure has the limit to pier 1's protection.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. The anti-collision buffer structure of the bridge assembly type lower structure comprises a bridge pier (1), a first anti-collision buffer structure (2) and a second anti-collision buffer structure (3), and is characterized in that the first anti-collision buffer structure (2) is positioned on the outer layer of the bridge pier (1), the second anti-collision buffer structure (3) is positioned on the outer layer of the first anti-collision buffer structure (2), and suspension structures (15) are arranged at the bottoms of the first anti-collision buffer structure (2) and the second anti-collision buffer structure (3);
the second anti-collision buffer structure (3) comprises a protection steel wall (4), a plurality of anti-collision rubber wheels (5) are wound on the outer layer of the protection steel wall (4), chains (6) are arranged between the anti-collision rubber wheels (5), the anti-collision rubber wheels (5) are sequentially connected into a ring shape through the chains (6) and are connected with the protection steel wall (4), and an anti-corrosion shell (7) is coated on the chains (6);
first anticollision buffer structure (2) are including first supporting steel sheet (8), the quantity of first supporting steel sheet (8) is four, and four first supporting steel sheet (8) become the square around pier (1), one of first supporting steel sheet (8) is kept away from pier (1) is served and is fixed and be equipped with a plurality of buffer spring (9), the top fixedly connected with second supporting steel sheet (10) of buffer spring (9), be equipped with arc rubber piece (11) on second supporting steel sheet (10), first supporting steel sheet (8) are close to the one end of pier (1) and have been seted up the first screw hole of a plurality of (12).
2. The crash cushion structure of a bridge fabricated substructure according to claim 1, characterized in that a buffer layer (13) is provided between the first crash cushion structure (2) and the second crash cushion structure (3), and an energy reducing substance (14) is provided in the buffer layer (13).
3. The anti-collision buffer structure of the assembled lower structure of the bridge according to claim 1, wherein the suspension structure (15) comprises a rubber air bag (16), a protective steel plate (17) is wrapped around the rubber air bag (16), a chain (18) is arranged on the protective steel plate (17), the first anti-collision buffer structure (2) and the second anti-collision buffer structure (3) are fixedly connected with the protective steel plate (17) through the chain (18), a steel pipe sleeve (19) is fixedly arranged at the top end of the protective steel plate (17), the bridge pier (1) is located inside the steel pipe sleeve (19), a plurality of second threaded holes (20) corresponding to the first threaded holes (12) are formed in the outer side of the steel pipe sleeve (19), a threaded rod (21) is arranged on the second threaded hole (20), and one end of the threaded rod (21) is in threaded connection with the second threaded holes (20), the other end of the threaded rod (21) is in threaded connection with the first threaded hole (12), and a connecting column (22) is fixedly arranged on the inner side of the steel pipe sleeve (19).
4. The crash cushion structure of the fabricated lower structure of the bridge according to claim 3, wherein the number of the connecting columns (22) is four, and the four connecting columns (22) are arranged in an equidistant circumferential array on the inner side of the steel pipe sleeve (19).
5. The anti-collision buffer structure of the assembled lower structure of the bridge according to claim 1, wherein the outer wall of the bridge pier (1) is provided with a sliding groove (23) corresponding to the connecting column (22), a sliding block (24) is arranged in the sliding groove (23), and the sliding block (24) is fixedly connected with the connecting column (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022248987.2U CN214033602U (en) | 2020-10-10 | 2020-10-10 | Anti-collision buffer structure of bridge assembly type lower structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022248987.2U CN214033602U (en) | 2020-10-10 | 2020-10-10 | Anti-collision buffer structure of bridge assembly type lower structure |
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| CN214033602U true CN214033602U (en) | 2021-08-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267431A (en) * | 2020-10-10 | 2021-01-26 | 中交一公局集团有限公司 | Anti-collision buffer structure of bridge assembly type lower structure |
| 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 |
-
2020
- 2020-10-10 CN CN202022248987.2U patent/CN214033602U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267431A (en) * | 2020-10-10 | 2021-01-26 | 中交一公局集团有限公司 | Anti-collision buffer structure of bridge assembly type lower structure |
| CN112267431B (en) * | 2020-10-10 | 2024-06-18 | 中交一公局集团有限公司 | Anti-collision buffer structure of bridge assembly type lower structure |
| 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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Effective date of registration: 20240611 Address after: Building 2, Wuhua Garden Expo Park, intersection of Shahe Road and Chenjiaying, Wuhua District, Kunming City, Yunnan Province, 650032 Patentee after: The 11th Engineering Co., Ltd. of China Communications First Highway Engineering Co.,Ltd. Country or region after: China Address before: 100024 Beijing, Guanzhuang, Chaoyang District, Zhou Patentee before: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. Country or region before: China Patentee before: THE FOURTH ENGINEERING CO., LTD. OF CCCC FIRST HIGHWAY ENGINEERING Co.,Ltd. |