Anti-overturning reinforcing structure for post-disaster single-column pier bridge

Abstract

The utility model discloses a post-disaster single-column pier bridge anti-overturning reinforcing structure which comprises a foundation, the upper surface of the foundation is fixedly connected with a pier, the upper surface of the pier is fixedly connected with a bridge body, the upper surface of the foundation is movably connected with a fixing plate, and the upper surface of the fixing plate is in threaded connection with a first bolt. The upper surface of the fixing plate is fixedly connected with a vertical plate. According to the structure, through cooperation of the fixing plate, the telescopic rod, the first reinforcing plate, the motor, the bidirectional lead screw and the second reinforcing plate, when the first reinforcing plate and the second reinforcing plate are installed to support the bridge body, operation is easy, the device does not need to be hoisted and lifted, and the climbing operation difficulty is reduced; and the telescopic rod can push the first reinforcing plate and the second reinforcing plate to ascend to support the bridge body, meanwhile, the final form forms a triangular state under the action of the bidirectional lead screw, the overall stability is improved, and then the bearing capacity of the bridge floor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of single-column pier bridges, in particular to an anti-overturning reinforcement structure for a single-column pier bridge after a disaster. Background Art

[0002] The single-column pier bridge is a common bridge design that uses a single-column pier to support the bridge deck above. It has become a very cost-effective choice due to its ability to reduce land occupation and improve the layout of the substructure.

[0003] However, single-column pier bridges have defects in lateral stability. When the load on one side of the bridge deck is too heavy and exceeds the bearing capacity of the bridge deck, excessive bending moment may be generated, causing the bridge deck to slip or even overturn. Existing single-column pier bridges need to be reinforced to reduce the occurrence of safety accidents. Bridges are usually high, and it is difficult to install reinforced structures. Climbing operations are required, and the installation is laborious, requiring hoisting, lifting, and alignment of the reinforced structure. Utility Model Content

[0004] According to the described anti-overturning reinforcement structure for a single-column pier bridge after a disaster, the purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide an anti-overturning reinforcement structure for a single-column pier bridge after a disaster. By cooperating with a fixed plate, a telescopic rod, a first reinforcement plate, a motor, a bidirectional screw and a second reinforcement plate, when the first reinforcement plate and the second reinforcement plate are installed to support the bridge body, the operation is simple and there is no need to hoist and lift the device, thereby reducing the difficulty of climbing operations. The telescopic rod can push the first reinforcement plate and the second reinforcement plate to rise to support the bridge body, while under the action of the bidirectional screw, the final shape forms a triangular state, thereby increasing the overall stability and thereby improving the bearing capacity of the bridge deck.

[0005] To achieve the above-mentioned purpose, the utility model also provides the above-mentioned foundation, wherein the upper surface of the foundation is fixedly connected to a bridge pier, the upper surface of the bridge pier is fixedly connected to a bridge body, the upper surface of the foundation is movably connected to a fixing plate, the upper surface of the fixing plate is threadedly connected to a first bolt, the upper surface of the fixing plate is fixedly connected to a vertical plate, the side surface of the vertical plate is rotatably connected to a rotating plate, the upper surface of the rotating plate is fixedly connected to a telescopic rod, and the telescopic rod can push the first reinforcement plate and the second reinforcement plate upward to contact the bridge body through telescoping, and support and support the reduction device, so that the installation is convenient and the difficulty of climbing operations is reduced;

[0006] The output end of the telescopic rod is fixedly connected to a connecting block, the side surface of the connecting block is rotatably connected to a mounting plate, the upper surface of the mounting plate is fixedly connected to a moving block, the side surface of the pier is movably connected to a second reinforcement plate, the side surface of the second reinforcement plate is fixedly connected to a slider, the slider cooperates with the slide groove so that the second reinforcement plate can be removed and installed, thereby reducing the overall transportation volume and facilitating transportation, the side surface of the slider is slidably connected to the first reinforcement plate, the side surface of the first reinforcement plate is fixedly connected to a motor, the output end of the motor is fixedly connected to a bidirectional lead screw, the bidirectional lead screw rotates to cause the moving block to move in opposite directions, thereby making the final support shape triangular, making the support more stable.

[0007] According to the anti-overturning reinforcement structure for a post-disaster single-column pier bridge, a guardrail is provided on the upper surface of the bridge body, and the side surface of the first bolt is threadedly connected to the foundation.

[0008] According to the anti-overturning reinforcement structure for a post-disaster single-column pier bridge, a slide groove is provided on the side surface of the first reinforcement plate, and the motor is electrically connected to an external power source.

[0009] According to the anti-overturning reinforcement structure for a single-column pier bridge after a disaster, the side surface of the bidirectional lead screw is rotatably connected to the first reinforcement plate, and the side surface of the bidirectional lead screw is threadedly connected to the moving block.

[0010] According to the anti-overturning reinforcement structure for a post-disaster single-column pier bridge, the upper surface of the first reinforcement plate is movably connected to the bridge body, and the upper surface of the second reinforcement plate is movably connected to the bridge body.

[0011] According to the anti-overturning reinforcement structure for a post-disaster single-column pier bridge, the number of the moving block, the connecting block, the telescopic rod, the rotating plate and the fixed plate are all two, and the number of the sliding block and the second reinforcement plate is two.

[0012] According to the anti-overturning reinforcement structure for a post-disaster single-column pier bridge, the two sliding blocks are movably connected to the side surface of the second reinforcement plate, and the side surface of the second reinforcement plate is threadedly connected with a second bolt.

[0013] According to the anti-overturning reinforcement structure for a single-column pier bridge after a disaster, a nut is threadedly connected to the side surface of the second bolt, and the second bolt and the nut connect the two second reinforcement plates together.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a front view of a post-disaster single-column pier bridge anti-overturning reinforcement structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the use state of a post-disaster single-column pier bridge anti-overturning reinforcement structure of the utility model;

[0018] Figure 3 It is a partial structural explosion diagram of a post-disaster single-column pier bridge anti-overturning reinforcement structure of the utility model;

[0019] Figure 4 for Figure 3 A schematic diagram of the enlarged structure in the middle.

[0020] Legend:

[0021] 1. Foundation; 2. Bridge pier; 3. Bridge body; 4. Fixed plate; 5. Vertical plate; 6. Rotating plate; 7. Telescopic rod; 8. Connecting block; 9. Mounting plate; 10. Moving block; 11. Bidirectional lead screw; 12. Motor; 13. First reinforcement plate; 14. Slide groove; 15. Sliding block; 16. Second reinforcement plate; 17. First bolt. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is a post-disaster single-column pier bridge anti-overturning reinforcement structure, which includes a foundation 1, the upper surface of the foundation 1 is fixedly connected to a bridge pier 2, the upper surface of the bridge pier 2 is fixedly connected to a bridge body 3, the upper surface of the foundation 1 is movably connected to a fixing plate 4, the upper surface of the fixing plate 4 is threadedly connected to a first bolt 17, the upper surface of the bridge body 3 is provided with a guardrail, the side surface of the first bolt 17 is threadedly connected to the foundation 1, the upper surface of the fixing plate 4 is fixedly connected to a vertical plate 5, the side surface of the vertical plate 5 is rotatably connected to a rotating plate 6, the upper surface of the rotating plate 6 is fixedly connected to a telescopic rod 7, and the telescopic rod 7 can push the first reinforcement plate 13 and the second reinforcement plate 16 upward to contact the bridge body 3 through telescoping, support them to reduce the lifting and supporting of the device, make the installation convenient and reduce the difficulty of climbing operations.

[0024] The output end of the telescopic rod 7 is fixedly connected with a connecting block 8, the side surface of the connecting block 8 is rotatably connected with a mounting plate 9, the upper surface of the mounting plate 9 is fixedly connected with a moving block 10, the side surface of the pier 2 is movably connected with a second reinforcing plate 16, the side surface of the second reinforcing plate 16 is fixedly connected with a slider 15, the slider 15 cooperates with the slide groove 14 to enable the second reinforcing plate 16 to be removed and installed, reducing the overall transportation volume and facilitating transportation, the side surface of the slider 15 is slidably connected with the first reinforcing plate 13, the side surface of the first reinforcing plate 13 is provided with a slide groove 14, the motor 12 is electrically connected to an external power supply, the side surface of the bidirectional lead screw 11 is rotatably connected with the first reinforcing plate 13, the side surface of the bidirectional lead screw 11 is threadedly connected with the moving block 10, the side surface of the first reinforcing plate 13 is fixed A motor 12 is connected, and a bidirectional lead screw 11 is fixedly connected to the output end of the motor 12. The bidirectional lead screw 11 rotates to make the moving block 10 move in opposite directions, so that the final support shape is triangular, making the support more stable. The upper surface of the first reinforcement plate 13 is movably connected to the bridge body 3, and the upper surface of the second reinforcement plate 16 is movably connected to the bridge body 3. The number of the moving block 10, the connecting block 8, the telescopic rod 7, the rotating plate 6 and the fixed plate 4 are all two. The number of the slider 15 and the second reinforcement plate 16 is two. The two sliders 15 are movably connected to the side surface of the second reinforcement plate 16. The side surface of the second reinforcement plate 16 is threadedly connected with a second bolt, and the side surface of the second bolt is threadedly connected with a nut. The second bolt and the nut connect the two second reinforcement plates 16 together.

[0025] Working principle: When reinforcing the pier 2 and the bridge body 3, the fixing plate 4 is fixedly connected to the foundation 1 by the first bolt 17, and the two second reinforcement plates 16 are installed on the side surface of the pier 2 by the slide groove 14 and the slider 15. At this time, the telescopic rod 7 is started, and the telescopic rod 7 pushes the first reinforcement plate 13 and the second reinforcement plate 16 to move upward. When in contact with the bridge body 3, the motor 12 is started to rotate the bidirectional screw 11. At this time, the two moving blocks 10 move in opposite directions to form two triangular support shapes as a whole. The two second reinforcement plates 16 can be tightened by the second bolts and nuts.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A post-disaster single-column pier bridge anti-overturning reinforcement structure, characterized in that: include: A foundation (1), wherein the upper surface of the foundation (1) is fixedly connected to a bridge pier (2), the upper surface of the bridge pier (2) is fixedly connected to a bridge body (3), the upper surface of the foundation (1) is movably connected to a fixing plate (4), the upper surface of the fixing plate (4) is threadedly connected to a first bolt (17), the upper surface of the fixing plate (4) is fixedly connected to a vertical plate (5), the side surface of the vertical plate (5) is rotatably connected to a rotating plate (6), and the upper surface of the rotating plate (6) is fixedly connected to a telescopic rod (7); The output end of the telescopic rod (7) is fixedly connected to a connecting block (8), the side surface of the connecting block (8) is rotatably connected to a mounting plate (9), the upper surface of the mounting plate (9) is fixedly connected to a moving block (10), the side surface of the pier (2) is movably connected to a second reinforcing plate (16), the side surface of the second reinforcing plate (16) is fixedly connected to a slider (15), the side surface of the slider (15) is slidably connected to a first reinforcing plate (13), the side surface of the first reinforcing plate (13) is fixedly connected to a motor (12), and the output end of the motor (12) is fixedly connected to a bidirectional lead screw (11).

2. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 1 is characterized in that: The upper surface of the bridge body (3) is provided with a guardrail, and the side surface of the first bolt (17) is threadedly connected to the foundation (1).

3. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 1 is characterized in that: A sliding groove (14) is provided on the side surface of the first reinforcing plate (13), and the motor (12) is electrically connected to an external power source.

4. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 1 is characterized in that: The side surface of the bidirectional lead screw (11) is rotatably connected to the first reinforcing plate (13), and the side surface of the bidirectional lead screw (11) is threadedly connected to the moving block (10).

5. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 1 is characterized in that: The upper surface of the first reinforcement plate (13) is movably connected to the bridge body (3), and the upper surface of the second reinforcement plate (16) is movably connected to the bridge body (3).

6. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 1 is characterized in that: The number of the moving block (10), the connecting block (8), the telescopic rod (7), the rotating plate (6) and the fixed plate (4) are all two, and the number of the sliding block (15) and the second reinforcing plate (16) are two.

7. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 1 is characterized in that: The two sliding blocks (15) are movably connected to the side surface of the second reinforcing plate (16), and the side surface of the second reinforcing plate (16) is threadedly connected with a second bolt.

8. The anti-overturning reinforcement structure for a single-column pier bridge after a disaster according to claim 7 is characterized in that: A nut is threadedly connected to a side surface of the second bolt.

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