Pier protection structure for bridge engineering

Abstract

The utility model relates to the technical field of bridge pier protection structures, in particular to a bridge pier protection structure for bridge engineering, which comprises a base, a stand column and a cross beam, the stand column is fixedly connected with the upper surface of the base, the cross beam is fixedly connected with the upper surface of the stand column, and a protection assembly is arranged at the joint of the stand column and the base. The protection assembly comprises a protection unit, the protection unit comprises a first assembly plate, the first assembly plate is fixedly connected with the surface of the stand column, the surface of the base is fixedly connected with a second assembly plate, the surfaces of the first assembly plate and the second assembly plate are fixedly connected with guide rails, and the surfaces of the guide rails are slidably connected with force carrying frames. According to the bridge pier protection structure, by arranging the protection assembly, the protection effect of the bridge pier protection structure is improved, then the problem that excessive impact force acts on a bridge pier due to the fact that the protection structure adopts rigid connection is solved, and the protection effect of the protection structure is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge pier protection structure technical field especially relates to a bridge pier protection structure for bridge engineering. BACKGROUND

[0002] Bridge pier protection structure is a kind of facility for protecting bridge pier from various damages, the design purpose of bridge pier protection structure is to prevent the damage caused by collision or impact of external object to bridge pier, in bridge design, bridge pier protection structure plays a vital role, ensure the stability and safety of bridge, prolong the service life of bridge, guarantee the smooth operation of traffic.

[0003] Prior art such as the utility model with publication number CN209652875U, this patent discloses a bridge pier protection structure for bridge engineering, the patent adopts bridge pier main body, first rubber shock-absorbing block and shock-absorbing spring, the surface of bridge pier main body is coated with finishing mortar, the surface of finishing mortar is bonded with second mounting plate, the surface of second mounting plate is installed with shock-absorbing spring, the front end of shock-absorbing spring is installed with first mounting plate, the surface of first mounting plate is bonded with first rubber shock-absorbing block, the surface of first rubber shock-absorbing block is bonded with shock-absorbing plate, the four corners of bridge pier main body are bonded with second anti-collision corner guard, the outer surface of second anti-collision corner guard is installed with second rubber shock-absorbing block, the surface of second rubber shock-absorbing block is bonded with first anti-collision corner guard, solve modern road traffic, erect viaduct on ground is also more and more common, for the protection structure of bridge pier is essential in the existing society vehicle is more and more, but the existing market lacks the protection structure of bridge pier.

[0004] In the process of building bridge pier, there is existing protection structure such as the above, the sharp corner part only utilizes rubber block to buffer, when vehicle etc. is hit from side to protection structure, the impact force that rubber block can absorb is less, and because the deformation amount of rubber block is small, when vehicle and protection collision corner contact, most of the impact force generated by vehicle is still transmitted to bridge pier. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings that the impact force that rubber block can absorb is less in prior art, and because the deformation amount of rubber block is small, most of the impact force generated by vehicle is still transmitted to bridge pier when vehicle and protection collision corner contact, and proposes a bridge pier protection structure for bridge engineering.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pier protection structure for bridge engineering, comprising a base, a column and a crossbeam, characterized in that: the column is fixed to the upper surface of the base, the crossbeam is fixedly connected to the upper surface of the column, and a protection component is provided at the junction of the column and the base, and the protection component includes a protection unit, and the protection unit includes an assembly plate 1, the assembly plate 1 is fixedly connected to the surface of the column, the surface of the base is fixedly connected to the assembly plate 2, the surfaces of the assembly plate 1 and the assembly plate 2 are both fixedly connected to the guide rail, the surface of the guide rail is slidably connected to the load-bearing frame, the load-bearing frame is fixedly connected to the positioning frame 1 on the side away from the base, the inner wall of the positioning frame 1 is rotatably connected to a plurality of connecting arms, the end of the multi-section connecting arm away from the positioning frame 1 is rotatably connected to the positioning frame 2, and the side surface of the positioning frame 2 is fixedly connected to the bearing plate;

[0007] The protection assembly also includes an energy absorbing unit, which includes a guide sleeve, which is fixedly connected to the side surface of the force-carrying frame. The inner wall of the guide sleeve is slidably connected to a connecting frame, and the side surface of the force-carrying frame is fixedly connected to a buffer spring. The end of the buffer spring away from the force-carrying frame is fixedly connected to the side surface of the bearing plate.

[0008] Preferably, a rubber plate is fixedly connected to the side of the bearing plate away from the column, and a connecting frame is slidably connected to the surface of the bearing plate. The rubber plate can initially absorb the impact force on the bearing plate and improve the protection effect on the bridge pier.

[0009] Preferably, the number of the positioning frames is four, and the four positioning frames are diagonally arranged with respect to the supporting plate. The end of the positioning frame away from the base is arranged in an arc shape. The positioning frame can support and limit the position of the multi-section connecting arm to ensure the stability of the multi-section connecting arm after installation.

[0010] Preferably, the number of the multi-section connecting arms is four, and the four multi-section connecting arms are arranged diagonally with respect to the supporting plate. The multi-section connecting arms can connect positioning frame one and positioning frame two, and can support the position of positioning frame two.

[0011] Preferably, there are multiple positioning frames 2, and the multiple positioning frames 2 are diagonally arranged with respect to the supporting plate. The positioning frame 2 is arranged in an arc shape at one end close to the column. The supporting plate can be installed on multiple connecting arms through the positioning frame 2, thereby improving the stability of the supporting plate.

[0012] Preferably, the end of the connecting frame away from the column is fixedly connected to the side surface of the bearing plate, and the buffer spring is socketed with the surface of the guide sleeve. The buffer spring can absorb the impact force generated by the bearing plate to reduce the damage of the bearing plate to the bridge pier.

[0013] Preferably, the number of the connecting frames is four, and the four connecting frames are arranged in a circular array about the column. The connecting frames can protect the sharp corners of the supporting plate so that the column can be completely covered.

[0014] Compared with the prior art, the advantages and positive effects of the present invention are:

[0015] In the present invention, by providing a protective component, the protective effect of the bridge pier protection structure is increased, thereby reducing the problem of excessive impact force acting on the bridge pier due to the use of rigid connections in the protection structure, and further improving the protective effect of the protection structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a three-dimensional structural diagram of a pier protection structure for bridge engineering;

[0017] Figure 2 The utility model provides a schematic diagram of the upward structure of a pier protection structure for bridge engineering;

[0018] Figure 3 The utility model provides a schematic diagram of the protective component structure of a pier protection structure for bridge engineering;

[0019] Figure 4 This utility model proposes a pier protection structure for bridge engineering Figure 3 Schematic diagram of the structure at A in the middle;

[0020] Figure 5 This utility model proposes a pier protection structure for bridge engineering Figure 3 Schematic diagram of the structure at point B in the middle.

[0021] Legend:

[0022] 1. Base; 2. Column; 3. Beam; 4. Protection assembly; 41. Protection unit; 411. Assembly plate 1; 412. Assembly plate 2; 413. Guide rail; 414. Load-bearing frame; 415. Positioning frame 1; 416. Multi-section connecting arm; 417. Positioning frame 2; 418. Load-bearing plate; 42. Energy absorption unit; 421. Guide sleeve; 422. Connecting frame; 423. Buffer spring; 424. Rubber sheet; 425. Connecting frame. DETAILED DESCRIPTION

[0023] See also Figures 1-5 The utility model provides a technical solution: a pier protection structure for bridge engineering, including a base 1, a column 2 and a beam 3, the column 2 is fixed to the upper surface of the base 1, the beam 3 is fixedly connected to the upper surface of the column 2, and a protective component 4 is provided at the connection between the column 2 and the base 1.

[0024] In this embodiment: the protection component 4 includes a protection unit 41, and the protection unit 41 includes an assembly plate 1 411. The assembly plate 1 411 is fixedly connected to the surface of the column 2, and the surface of the base 1 is fixedly connected to the assembly plate 2 412. The surfaces of the assembly plate 1 411 and the assembly plate 2 412 are fixedly connected to the guide rail 413. The surface of the guide rail 413 is slidably connected to the load-bearing frame 414. The side of the load-bearing frame 414 away from the base 1 is fixedly connected to the positioning frame 1 415. The inner wall of the positioning frame 1 415 is rotatably connected to a multi-section connecting arm 416. The end of the multi-section connecting arm 416 away from the positioning frame 1 415 is rotatably connected to the positioning frame 2 417. The side surface of the positioning frame 2 417 is fixedly connected to a load-bearing plate 418.

[0025] The protective component 4 also includes an energy absorption unit 42, which includes a guide sleeve 421. The guide sleeve 421 is fixedly connected to the side surface of the load-bearing frame 414. The inner wall of the guide sleeve 421 is slidably connected to a connecting frame 422. The side surface of the load-bearing frame 414 is fixedly connected to a buffer spring 423. The end of the buffer spring 423 away from the load-bearing frame 414 is fixedly connected to the side surface of the bearing plate 418.

[0026] Specifically, a rubber plate 424 is fixedly connected to the side of the supporting plate 418 away from the column 2, and a connecting frame 425 is slidably connected to the surface of the supporting plate 418. The rubber plate 424 can initially absorb the impact force received by the supporting plate 418 and improve the protection effect on the bridge pier.

[0027] Specifically, there are four positioning frames 415 , and the four positioning frames 415 are arranged diagonally with respect to the supporting plate 418 . The end of the positioning frame 415 away from the base 1 is arranged in an arc shape.

[0028] In this embodiment, the position of the multi-section connecting arm 416 can be supported and restricted by the positioning frame 1 415 to ensure the stability of the multi-section connecting arm 416 after installation.

[0029] Specifically, there are four multi-section connecting arms 416 , which are diagonally arranged with respect to the supporting plate 418 . The multi-section connecting arms 416 can connect the positioning frame 1 415 and the positioning frame 2 417 , and can support the position of the positioning frame 2 417 .

[0030] In this embodiment, there are multiple second positioning frames 417 , which are diagonally arranged with respect to the supporting plate 418 , and one end of the second positioning frame 417 close to the column 2 is arc-shaped.

[0031] In this embodiment, the supporting plate 418 can be mounted on the multi-section connecting arm 416 via the second positioning frame 417 , thereby improving the stability of the supporting plate 418 .

[0032] Specifically, the end of the connecting frame 422 away from the column 2 is fixedly connected with the side surface of the bearing plate 418, and the buffer spring 423 is sleeved with the surface of the guide sleeve 421. The buffer spring 423 can absorb the impact force generated by the bearing plate 418, so as to reduce the damage of the bearing plate 418 to the pier.

[0033] Specifically, the number of the adapter frames 425 is four, and the four adapter frames 425 are arranged in a circumferential array about the column 2.

[0034] In this embodiment: the sharp corner parts of the bearing plate 418 can be protected by the adapter frame 425, so that the column 2 can be completely covered.

[0035] Working principle: when an external object hits the pier, the external object contacts the adapter frame 425 or the rubber plate 424 around the outside of the pier, and the adapter frame 425 and the rubber plate 424 are extruded while being stressed, the bearing plate 418 is extruded and stressed, the buffer spring 423 is extruded and deformed, the connecting frame 422 is extruded and moves into the guide sleeve 421, the connecting frame 422 extrudes the air in the guide sleeve 421 during movement, the air is compressed, and assists the buffer spring 423 to absorb the impact force received by the bearing plate 418; when the external object hits the rubber plate 424 head-on, the rubber plate 424 extrudes the bearing plate 418, the bearing plate 418 is displaced under stress, the bearing plate 418 moves in the process, and cooperates with the adapter frames 425 at both ends to push the bearing plates 418 distributed on both sides thereof, the bearing plates 418 on both sides of the stressed bearing plate 418 cooperate with the positioning frame one 415, the positioning frame two 417 and the multi-section connecting arm 416 to push the load frame 414, the load frame 414 is stressed and moves under the guidance of the guide rail 413, so that the impact surface protection unit 41 can cooperate with the protection unit 41 behind it to absorb the impact force. By setting the protection assembly 4, the protection effect of the pier protection structure is increased, thereby reducing the problem that the hard connection of the protection structure causes excessive impact force to act on the pier, and further improving the protection effect of the protection structure.

Claims

1. A pier protection structure for bridge engineering, comprising a base (1), a column (2) and a beam (3), characterized in that: The column (2) is fixed to the upper surface of the base (1), the crossbeam (3) is fixedly connected to the upper surface of the column (2), a protective component (4) is provided at the junction of the column (2) and the base (1), the protective component (4) includes a protective unit (41), the protective unit (41) includes an assembly plate 1 (411), the assembly plate 1 (411) is fixedly connected to the surface of the column (2), the surface of the base (1) is fixedly connected to an assembly plate 2 (412), the assembly plate 1 (411) and the assembly plate 2 The surfaces of (412) are fixedly connected with guide rails (413), the surfaces of the guide rails (413) are slidably connected with load-bearing frames (414), the side of the load-bearing frames (414) away from the base (1) is fixedly connected with a first positioning frame (415), the inner wall of the first positioning frame (415) is rotatably connected with a multi-section connecting arm (416), the end of the multi-section connecting arm (416) away from the first positioning frame (415) is rotatably connected with a second positioning frame (417), and the side surface of the second positioning frame (417) is fixedly connected with a bearing plate (418); The protection assembly (4) further comprises an energy absorbing unit (42), the energy absorbing unit (42) comprising a guide sleeve (421), the guide sleeve (421) being fixedly connected to the side surface of the force-carrying frame (414), the inner wall of the guide sleeve (421) being slidably connected to a connecting frame (422), the side surface of the force-carrying frame (414) being fixedly connected to a buffer spring (423), and one end of the buffer spring (423) away from the force-carrying frame (414) being fixedly connected to the side surface of the bearing plate (418).

2. A pier protection structure for bridge engineering according to claim 1, characterized in that: A rubber plate (424) is fixedly connected to one side of the bearing plate (418) away from the column (2), and a connecting frame (425) is slidably connected to the surface of the bearing plate (418).

3. The pier protection structure for bridge engineering according to claim 1, characterized in that: The number of the positioning frames (415) is four, and the four positioning frames (415) are arranged diagonally with respect to the supporting plate (418). The end of the positioning frame (415) away from the base (1) is arranged in an arc shape.

4. The pier protection structure for bridge engineering according to claim 1, characterized in that: The number of the multi-section connecting arms (416) is four, and the four multi-section connecting arms (416) are arranged diagonally with respect to the supporting plate (418).

5. The pier protection structure for bridge engineering according to claim 1, characterized in that: There are multiple positioning frames (417) and multiple positioning frames (417) are arranged diagonally with respect to the supporting plate (418). One end of the positioning frame (417) close to the column (2) is arranged in an arc shape.

6. The pier protection structure for bridge engineering according to claim 1, characterized in that: One end of the connecting frame (422) away from the column (2) is fixedly connected to the side surface of the bearing plate (418), and the buffer spring (423) is sleeved with the surface of the guide sleeve (421).

7. The pier protection structure for bridge engineering according to claim 2, characterized in that: The number of the connecting frames (425) is four, and the four connecting frames (425) are arranged in a circular array with respect to the column (2).

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