Pier protection structure of municipal road bridge

Abstract

The utility model relates to the technical field of bridge pier protection, in particular to a bridge pier protection structure of a municipal road bridge, which remarkably reduces the possibility that personnel are severely injured due to collision, guarantees life safety to the greatest extent, reduces the risk of bridge pier damage, ensures the stability and safety of a bridge pier structure, and prolongs the service life of the bridge pier. The bridge pier protection device comprises a plurality of stand columns installed on the periphery of a bridge pier, a plurality of arched protection strips are installed on the stand columns, the protection strips on the two sides are staggered, the staggered positions of the protection strips are used for buffering strong impact force, and the non-staggered positions of the protection strips are used for buffering weak impact force. The protective strips are made of elastic materials, the two ends of each protective strip are fixedly connected with the corresponding stand column, the protective strips are connected with the stand columns through bolts, the connecting plates are used for being connected with the protective strips, through holes allowing the bolts to penetrate through are formed in the connecting plates, gaskets are installed on the bolts, and elastic buffer blocks are arranged on the stand columns.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge pier protection technical field, concretely is a bridge pier protection structure of municipal road bridge. BACKGROUND

[0002] It is known that road bridge, generally by subgrade, pavement, bridge, tunnel engineering and traffic engineering facilities and so on several big parts are composed, and the bridge pier is the rest intermediate support structure except the abutment of two ends and the bridge pier of two-hole and two-hole above bridge is connected, and the bridge pier is divided into solid pier, column pier and bent pier etc.

[0003] The existing bridge pier protection technology has obvious defects: fixed columns are mostly used to protect the periphery of the bridge pier, when a vehicle collides, the impact force cannot be effectively buffered or dispersed because the columns are fixed, the vehicle will directly bear a large impact force, which will cause serious damage to the vehicle structure and greatly increase the risk of injury to the people inside the vehicle. In addition, this fixed protection method does not fully consider the differences in impact type and intensity at different positions of the bridge pier, such as strong impact on the road intersection and scratching on both sides, etc. The utility model discloses a bridge pier protection structure of municipal road bridge, which significantly reduces the possibility of serious injury to personnel due to impact, maximizes the safety of life, reduces the risk of damage to the bridge pier, ensures the stability and safety of the bridge pier structure, prolongs the service life of the bridge pier, and reduces traffic hazards and maintenance costs caused by damage to the bridge pier.

[0004] (One) technical problem solved

[0005] In view of the defects of the prior art, the utility model provides a bridge pier protection structure of municipal road bridge, which significantly reduces the possibility of serious injury to personnel due to impact, maximizes the safety of life, reduces the risk of damage to the bridge pier, ensures the stability and safety of the bridge pier structure, prolongs the service life of the bridge pier, and reduces traffic hazards and maintenance costs caused by damage to the bridge pier.

[0006] (Two) technical scheme

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme: a bridge pier protection structure of municipal road bridge, comprising a plurality of columns installed on the periphery of the bridge pier, a plurality of arched protection strips are installed on the column, the protection strips on both sides are staggered with each other, the position of the staggered protection strips is used to buffer strong impact force, and the position of the non-staggered protection strips is used to buffer weak impact force.

[0008] Further, the protection strip is made of elastic material, and the two ends of the protection strip are fixedly connected with the column.

[0009] Further, the protective strips and the columns are connected by bolts.

[0010] Further, a connecting plate for connecting the protective strips is further included, and the connecting plate is provided with through holes for the bolts to pass through.

[0011] Further, a gasket is mounted on the bolt.

[0012] Further, the columns are provided with elastic buffers.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a bridge pier protection structure of municipal road bridge, has the following beneficial effects:

[0015] The bridge pier protection structure of municipal road bridge, through install a plurality of elastic protective strips on the column, and design the structure that both sides protective strip portion is staggered, when the vehicle hits the bridge pier, the elasticity of the protective strip can effectively buffer the impact force, avoid the vehicle to suffer the sudden and huge impact force, greatly reduce the damage degree of the vehicle, thereby provide more reliable safety protection for the personnel in the vehicle, significantly reduce the possibility that the personnel is seriously injured due to impact, maximum guarantee life safety.

[0016] According to the difference of impact force suffered by the bridge pier in different positions, the staggered position of the protective strip effectively copes with strong impact force, and the non-staggered position handles weak impact force, and this targeted design can better absorb and disperse impact energy, reduce the direct stress of the bridge pier, reduce the damage risk of the bridge pier, ensure the stability and safety of the bridge pier structure, prolong the service life of the bridge pier, reduce the traffic hidden danger and maintenance cost caused by the damage of the bridge pier. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model for the bridge pier protection;

[0018] Figure 2 It is the three-dimensional structure schematic diagram of the utility model;

[0019] Figure 3 It is the overhead structure schematic diagram of the utility model;

[0020] Figure 4 It is the three-dimensional structure schematic diagram of the utility model one side protective strip;

[0021] Figure 5 It is the overhead structure schematic diagram of the utility model one side protective strip;

[0022] Figure 6 It is the exploded three-dimensional structure schematic diagram of the utility model one side protective strip.

[0023] In the figure: 1, column; 2, protective strip; 3, pier; 4, connecting plate; 5, bolt; 6, gasket; 7, through hole. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] Please refer to Figures 1-6 The utility model discloses a municipal road bridge's pier protective structure, including several installing in the pier 3 periphery's column 1, install several arching protective strips 2 on the column 1, the protective strip 2 adopts elastic material and has the strength of specific value, the both ends of protective strip 2 and column 1 are fixedly connected through bolt 5, install the protective strip 2 of interlaced installation each other on both sides, as Figure 3 The arrow in the figure is the direction of force, and the interlaced position of the protective strip 2 is used for buffering strong impact force. Since the number of protective strips 2 at the interlaced position is large and the directions of the forces are different, the strong impact force (for example, direct impact of a vehicle) can be effectively coped with. The position of the protective strip 2 that is not interlaced is used for buffering weak impact force (for example, scratching of a vehicle), which can better absorb and disperse impact energy and reduce the risk of damage to the pier 3.

[0026] Further, a connecting plate 4 for connecting the protective strips 2 is also included. The connecting plate 4 is provided with a through hole 7 for the bolt 5 to pass through. The bolt 5 is provided with a gasket 6. The connecting plate 4 and the gasket 6 are both arranged to increase the contact area and improve stability.

[0027] The effect of buffering external force is further improved. The column 1 is provided with an elastic buffer block.

[0028] In summary, the municipal road bridge's pier protective structure is used. The column 1 is vertically fixed on the foundation around the pier 3 according to the marked position to ensure that the column 1 is firmly and stably installed. Concrete pouring foundation or high-strength bolt 5 connection can be used to ensure that the column 1 will not easily fall or shift when impacted.

[0029] The elastic protection strips 2 are installed on the columns 1 one by one, and the installation is ensured to be close and neat, the arching direction of the protection strips 2 should be towards the possible impact direction to better play the buffering role, when installing the protection strips 2 on both sides, the positions are staggered according to the design requirements, forming a buffering area for strong impact force (for the position where the vehicle is easy to directly impact), the staggered positions should be closely connected but do not affect the elastic deformation of the protection strips 2.

[0030] After the installation is completed, the overall structure of the protection device is comprehensively checked, the protection strips 2 are pressed with force to test the elasticity and buffering performance, it is ensured that the protection strips 2 can be flexibly stretched and contracted, and can effectively cope with the impact force of corresponding strength at different positions, the problems such as looseness and deformation found are timely adjusted and repaired to ensure that the protection device is in the best working state and is ready to cope with the possible vehicle impact at any time, providing reliable protection guarantee for the bridge piers 3 and the passing vehicles and personnel.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A protective structure for a bridge pier of a municipal road bridge, comprising a plurality of uprights (1) mounted on the periphery of the bridge pier (3), characterized in that: The column (1) is provided with a plurality of arched protective strips (2), the protective strips (2) on both sides are staggered with each other, the staggered positions of the protective strips (2) are used for buffering strong impact force, and the non-staggered positions of the protective strips (2) are used for buffering weak impact force.

2. The protective structure for the pier of the municipal road and bridge according to claim 1, characterized in that: The protective strips (2) are made of elastic material, and two ends of the protective strips (2) are fixedly connected with the column (1).

3. The protective structure for the pier of the municipal road and bridge according to claim 1, characterized in that: The protective strips (2) and the column (1) are connected through bolts (5).

4. The protective structure for the bridge pier of the municipal road and bridge according to claim 3, characterized in that: The connecting plate (4) for connecting the protective strips (2) is further included, and the connecting plate (4) is provided with through holes (7) for the bolts (5) to pass through.

5. The protective structure for the bridge pier of the municipal road and bridge according to claim 4, characterized in that: The bolts (5) are provided with gaskets (6).

6. A municipal road and bridge pier protection structure according to any one of claims 1-5, characterized in that: The column (1) is provided with elastic buffer blocks.

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