阅读说明：本技术 一种适用于公路桥墩的减震外包结构 (Shock attenuation outsourcing structure suitable for highway pier ) 是由 张延年 杨森 于 2019-11-19 设计创作，主要内容包括：本发明属于路桥交通安全设施领域,特别是涉及一种适用于公路桥墩的减震外包结构。包括桥墩、防撞软垫层、防撞保护减震耗能层、内包连接固定软钢板、外包连接固定防撞板、耗能挤压缓冲层、减震填充介质层、弧形耗能软钢板束、挤压耗能软支撑筒、弹力连接协调螺栓、固定螺母和连接腰环,在桥墩的外层设置内包连接固定软钢板,在内包连接固定软钢板的外圈设置外包连接固定防撞板,在外包连接固定防撞板的外层设置防撞保护减震耗能层,在防撞保护减震耗能层的外层设置防撞软垫层,本发明的优点效果是能够相互协调形成减震效果好且耗能效果充分的桥墩保护外包层,提高交通安全性能,满足公路防撞安全要求,有效起到预防警示和安全保护作用。(The invention belongs to the field of road and bridge traffic safety facilities, and particularly relates to a damping outer packing structure suitable for a highway pier. Comprises a pier, an anti-collision soft cushion layer, an anti-collision protection and energy-absorbing layer, an inner bag connecting and fixing soft steel plate, an outer bag connecting and fixing anti-collision plate, an energy-consuming extrusion buffer layer, a shock-absorbing filling medium layer, an arc energy-consuming soft steel plate bundle, an extrusion energy-consuming soft support cylinder, an elastic connecting and coordinating bolt, a fixing nut and a connecting waist ring, an inner bag connecting and fixing mild steel plate is arranged on the outer layer of the pier, an outer bag connecting and fixing anti-collision plate is arranged on the outer ring of the inner bag connecting and fixing mild steel plate, the outer layer of the outer package connecting and fixing the anti-collision plate is provided with the anti-collision protection damping energy consumption layer, and the outer layer of the anti-collision protection damping energy consumption layer is provided with the anti-collision soft cushion layer.)

1. The utility model provides a shock attenuation outsourcing structure suitable for highway pier, includes pier (1), anticollision cushion layer (2), anticollision protection shock attenuation energy consumption layer (3), fixed mild steel sheet (4) is connected to the endocyst, fixed crashproof board (5) is connected to the outsourcing, power consumption extrusion buffer layer (6), shock attenuation filling medium layer (7), arc power consumption mild steel sheet bundle (8), extrusion power consumption soft brace section of thick bamboo (9), coordination bolt (10) are connected to elasticity, fixation nut (11) and connection waist ring (12), its characterized in that:

an inner bag connecting and fixing soft steel plate (4) is arranged on the outer layer of the pier (1), an outer bag connecting and fixing anti-collision plate (5) is arranged on the outer ring of the inner bag connecting and fixing soft steel plate (4), an anti-collision protection and damping energy consumption layer (3) is arranged on the outer layer of the outer bag connecting and fixing anti-collision plate (5), an anti-collision soft cushion layer (2) is arranged on the outer layer of the anti-collision protection and damping energy consumption layer (3), a plurality of extrusion energy consumption soft supporting cylinders (9) are arranged between the inner bag connecting and fixing soft steel plate (4) and the outer bag connecting and fixing anti-collision plate (5), a plurality of arc energy consumption soft steel plate bundles (8) are symmetrically arranged on the inner side and the outer side of the extrusion energy consumption soft supporting cylinders (9), the bending radiuses of the arc energy consumption soft steel plate bundles (8) from the extrusion energy consumption soft supporting cylinders (9) to the inner side and the outer side are gradually reduced, and the two, the energy-consuming soft supporting cylinder (9) is extruded to be arranged in a tangent mode with the arc-shaped energy-consuming soft steel plate bundle (8) adjacent to the energy-consuming soft steel plate bundle, the inner bag is connected with the fixed soft steel plate (4) and is arranged in a tangent mode with the arc-shaped energy-consuming soft steel plate bundle (8) adjacent to the inner bag, the outer bag is connected with the fixed anti-collision plate (5) and is arranged in a tangent mode with the arc-shaped energy-consuming soft steel plate bundle (8) adjacent to the outer bag, a plurality of elastic connection coordination bolts (10) penetrate through the inner bag to be connected with the fixed soft steel plate (4), the outer bag is connected with the fixed anti-collision plate (5), the arc-shaped energy-consuming soft steel plate bundle (8) and the energy-; in the region inside the inner bag connecting and fixing soft steel plate (4) and the outer bag connecting and fixing anti-collision plate (5), energy-consuming extrusion buffer layers (6) are arranged between the arc energy-consuming soft steel plate bundle (8) and the arc energy-consuming soft steel plate bundle (8), energy-consuming extrusion buffer layers (6) are arranged between the arc energy-consuming soft steel plate bundle (8), the extrusion energy-consuming soft support cylinder (9) and the connecting waist ring (12), energy-consuming extrusion buffer layers (6) are arranged inside the extrusion energy-consuming soft support cylinder (9), shock-absorbing filling medium layers (7) are filled between the outermost arc energy-consuming soft steel plate bundle (8) and the outer bag connecting and fixing anti-collision plate (5), and shock-absorbing filling medium layers (7) are filled between the innermost arc energy-consuming soft steel plate bundle (8) and the inner bag connecting and fixing soft steel plate (4).

2. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the outer package is connected with a fixed anti-collision plate (5), an arc energy dissipation soft steel plate bundle (8) and an extrusion energy dissipation soft supporting cylinder (9) which are made of low yield point energy dissipation steel plates.

3. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the anti-collision protection damping energy consumption layer (3) is made of elastic materials.

4. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the two ends of the arc energy dissipation soft steel plate bundle (8) are fixedly connected with the connecting waist ring (12) in a welding mode.

5. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the inner bag is connected with the fixed soft steel plate (4) and is tangentially arranged with the arc energy consumption soft steel plate bundle (8) adjacent to the fixed soft steel plate, and is welded at the tangential joint, and the outer bag is connected with the fixed anti-collision plate (5) and is tangentially arranged with the arc energy consumption soft steel plate bundle (8) adjacent to the fixed anti-collision plate, and is welded at the tangential joint.

6. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the energy-consuming extrusion buffer layer (6) is made of foamed aluminum materials.

7. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the shock absorption filling medium layer (7) is made of high-damping rubber materials.

8. The external shock-absorbing shell structure for a highway pier according to claim 1, wherein: the fixing nut (11) is arranged on the inner surface of the inner bag connecting and fixing soft steel plate (4) and the outer surface of the outer bag connecting and fixing anti-collision plate (5).

Technical Field

The invention belongs to the field of road and bridge traffic safety facilities, and particularly relates to a damping outer packing structure suitable for a highway pier.

Background

The anti-collision bridge pier is a very common road bridge and an offshore traffic safety facility and is widely applied in some dangerous areas, when objects such as a ship body or a vehicle and the like collide with the bridge pier, the anti-collision bridge pier or the anti-collision mounting suite with the buffering performance can greatly buffer the huge impact force generated by collision, so that the serious consequences generated by traffic collision accidents can be greatly reduced, under the action of the huge impact force, the anti-collision bridge pier with strong anti-collision capability and good buffering performance is a very necessary road bridge and an offshore traffic safety infrastructure, in the last twenty years, nearly hundreds of river-crossing and sea-crossing bridges are built in China, many of the bridges are super projects, but when the objects such as the ship body and the like collide with the bridge pier to cause events such as serious casualties, property loss and the like, the anti-collision design and anti-collision measures of the offshore traffic are insufficient, the research on collision avoidance of piers in China starts relatively late, the attention degree of the research on collision avoidance of piers in early stage is not good enough, and many collision avoidance design theories and calculation methods refer to foreign research results, so that the key points of collision avoidance pier facilities which can effectively absorb and buffer the impact force of objects such as ship bodies and the like on the piers and can lead most of kinetic energy of the ship bodies to be taken away by the self through a yawing mechanism are especially developed, thereby achieving the design purposes that bridges are not damaged, ship bodies are not damaged and the piers are firm, further, the marine traffic in China plays an important role in influencing the national economy and social development, meanwhile, the highway traffic and bridges in China develop rapidly, collision avoidance piers or collision avoidance pier mounting kits with buffer performance are very important safety guarantee facilities for highway traffic, can effectively play roles in prevention and warning and safety protection, and can effectively reduce the loss generated after accidents occur, the collision-proof bridge pier has the advantages that the probability of damage to vehicles and bridge piers caused by accidental collision is effectively reduced, the probability of property loss and casualties is reduced, and the life and property safety of people is protected from being damaged to the maximum extent, so that the collision-proof bridge pier which is good in impact resistance, low in cost, long in service life, higher in safety, green, environment-friendly and good in using effect is very important. Various accidents such as collision often cause casualties and economic losses due to huge impact force generated by collision, in order to control the losses caused by collision to the maximum extent, collision-proof piers with good collision-proof effects are necessary to be developed, safe collision-proof series projects such as the collision-proof piers with good collision-proof effects are necessary to be built in some highway areas with bridges, the consequences of the traffic accidents caused by the collision can be obviously controlled, and the effects of reducing the casualties and the economic losses can be effectively achieved.

Therefore, it is necessary to develop a shock-absorbing outer covering structure suitable for a highway pier.

Disclosure of Invention

In order to solve the technical problems, the invention provides a shock absorption outer cladding structure suitable for highway piers, which can be coordinated with each other to form a pier protection outer cladding layer with good shock absorption effect and sufficient energy consumption effect, improve traffic safety performance, meet the requirement of highway anti-collision safety, is an important safety guarantee facility for highway traffic, and can effectively play roles of prevention and warning and safety protection.

In order to achieve the purpose, the invention adopts the technical scheme that:

a shock-absorbing outer wrapping structure suitable for highway piers comprises piers, an anti-collision soft cushion layer, an anti-collision protection shock-absorbing energy consumption layer, an inner wrapping connection fixing soft steel plate, an outer wrapping connection fixing anti-collision plate, an energy consumption extrusion buffer layer, a shock-absorbing filling medium layer, arc energy consumption soft steel plate bundles, an extrusion energy consumption soft supporting cylinder, an elastic connection coordination bolt, a fixing nut and a connection waist ring, wherein the inner wrapping connection fixing soft steel plate is arranged on the outer layer of the piers, the outer wrapping connection fixing anti-collision plate is arranged on the outer ring of the inner wrapping connection fixing soft steel plate, the anti-collision protection shock-absorbing energy consumption layer is arranged on the outer layer of the outer wrapping connection fixing anti-collision plate, the anti-collision soft cushion layer is arranged on the outer layer of the anti-collision protection shock-absorbing energy consumption layer, a plurality of extrusion energy consumption soft supporting cylinders are arranged between the inner wrapping connection fixing soft steel plate and the outer, the bending radius of the arc energy-consuming soft steel plate bundle from the extrusion energy-consuming soft support cylinder to the inner side and the outer side is gradually reduced, meanwhile, both ends of the arc energy-consuming soft steel plate bundle are fixedly connected with the connecting waist ring, the extrusion energy-consuming soft support cylinder is arranged in a tangent mode with the arc energy-consuming soft steel plate bundle adjacent to the extrusion energy-consuming soft support cylinder, the inner bag is connected with the fixed soft steel plate and is arranged in a tangent mode with the arc energy-consuming soft steel plate bundle adjacent to the inner bag, the outer bag is connected with the fixed anti-collision plate and is arranged in a tangent mode with the arc energy-consuming soft steel plate bundle adjacent to the outer bag, a plurality of elastic connection coordination bolts penetrate through the inner bag to connect the fixed soft steel plate, the outer bag is connected with the fixed anti-collision plate, the; in the area inside between the inner bag connection fixed soft steel plate and the outer bag connection fixed anti-collision plate, energy consumption extrusion buffer layers are arranged between the arc energy consumption soft steel plate bundle and the arc energy consumption soft steel plate bundle, energy consumption extrusion buffer layers are arranged between the arc energy consumption soft steel plate bundle, the extrusion energy consumption soft support cylinder and the connection waist ring, energy consumption extrusion buffer layers are arranged inside the extrusion energy consumption soft support cylinder, a shock absorption filling medium layer is filled between the outermost arc energy consumption soft steel plate bundle and the outer bag connection fixed anti-collision plate, and a shock absorption filling medium layer is filled between the innermost arc energy consumption soft steel plate bundle and the inner bag connection fixed soft steel plate.

Furthermore, the outer package is connected with the fixed anti-collision plate, the arc energy dissipation soft steel plate bundle and the extrusion energy dissipation soft supporting cylinder and is made of low-yield-point energy dissipation steel plates.

Furthermore, the anti-collision protection damping energy dissipation layer is made of elastic materials.

Furthermore, both ends of the arc energy dissipation soft steel plate bundle are fixedly connected with the connecting waist ring in a welding mode.

Furthermore, the inner package is connected with the fixed soft steel plate and is tangentially arranged with the arc energy-consumption soft steel plate bundle adjacent to the fixed soft steel plate, and is welded at the tangent joint, and the outer package is connected with the fixed anti-collision plate and is tangentially arranged with the arc energy-consumption soft steel plate bundle adjacent to the fixed anti-collision plate, and is welded at the tangent joint.

Furthermore, the energy-consuming extrusion buffer layer is made of foamed aluminum materials.

Furthermore, the shock absorption filling medium layer is made of high-damping rubber materials.

Furthermore, the fixing nut is arranged on the inner surface of the inner bag connecting and fixing soft steel plate and the outer surface of the outer bag connecting and fixing anti-collision plate.

The invention has the advantages and effects that:

the shock-absorbing outer-wrapping structure suitable for the highway pier has the advantages that the shock-absorbing outer-wrapping structure can remarkably increase the collision-proof capability of the pier when the automobile body and the pier collide, reduce the damage of the collision to the automobile body, reduce the injury probability of passengers when accidents happen, remarkably improve the safety performance of the pier and the automobile body while buffering the collision impact force as much as possible, consume energy to the maximum extent and absorb the collision energy, when the automobile body and the pier collide accidentally, the arranged outer wrapping is connected with and fixed with the anti-collision plate to extrude the arc energy-consuming soft steel plate bundle and the extrusion energy-consuming soft support cylinder to dissipate part of the collision impact force, meanwhile, the shock-absorbing energy-consuming layer, the energy-consuming extrusion buffer layer and the shock-absorbing filling medium layer are correspondingly extruded and deformed, the energy-consuming efficiency of the whole structure of the shock-absorbing outer-wrapping structure suitable for the highway pier can be coordinated with each other to form good shock-absorbing The bridge pier has the advantages that the outer cladding layer is protected by the bridge pier sufficiently, the traffic safety performance is improved, the anti-collision safety requirement of the highway is met, the bridge pier is an important safety guarantee facility for highway traffic, and the prevention warning effect and the safety protection effect can be effectively achieved.

Drawings

Fig. 1 is a schematic structural view of a shock-absorbing outer-wrapping structure for a highway pier according to the present invention.

In the figure: 1 is a pier; 2 is an anti-collision soft cushion layer; 3 is an anti-collision protection damping energy consumption layer; 4, connecting and fixing a soft steel plate in an inner bag; 5, an outer covering is connected with a fixed anti-collision plate; 6 is an energy consumption extrusion buffer layer; 7 is a shock absorption filling medium layer; 8 is an arc energy dissipation soft steel plate bundle; 9 is an extrusion energy consumption soft supporting cylinder; 10 is an elastic connection coordination bolt; 11 is a fixed nut; 12 is a connecting waist ring.

Detailed Description

In order to further illustrate the present invention, the following detailed description of the present invention is given with reference to the accompanying drawings and examples, which should not be construed as limiting the scope of the present invention.