Bridge pier surface crack detection equipment

By designing a crack detection equipment including the closing motor, activity gear, and camera on the surface of the pier pier, the existing equipment has been solved the problem of long -distance detection targets, cracks and diseases, large detection blind spots, and large workloads. Efficient and precise testing of cracks on the surface of the pier.

CN222420013UActive Publication Date: 2025-01-28ZHEJIANG ZHOUSHAN CROSS-SEA BRIDGE CO LTD +1
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Patent Information

Application Number
CN202420058859.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-10
Publication Date
2025-01-28
Estimated Expiration
2034-01-10

AI Technical Summary

Technical Problem

The existing crack detection equipment on the surface of the bridge pier has problems such as far away from the detection target, not easy to detect cracks and diseases, many blind spots in the detection area, and large workload.

Method used

Design a type of crack detection equipment on the surface of the bridge pier, including the main body of the pier and the crack detector. The rolling roller rotation rotation is driven by the rolling motor. Adjust and fix the support wheel, use the camera to detect the surface cracks outside the bridge pier.

Benefits of technology

The efficient testing of the surface cracks on the pier is achieved, the detection blind zone is reduced, the detection accuracy and efficiency are improved, and the workload of the test personnel is reduced.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses bridge pier surface crack detection equipment, which comprises a bridge pier main body and a crack detector, the outer wall of the bridge pier main body is provided with a plurality of mounting frames, each mounting frame is internally provided with a winding roller, the input end of the winding roller is connected with a winding motor, and the winding motor is connected with the bridge pier main body. The winding roller is sleeved with a winding rope, the other end of the winding rope is provided with a fixed sleeve frame, and the two sides of the interior of the fixed sleeve frame are each provided with a movable frame. The winding motor is started to drive the winding roller to rotate, the winding rope is wound and unwound, the fixed sleeve frame can be driven to move up and down under the winding and unwinding action of the winding rope, the height is adjusted, the rotating handle is pulled, and the position of the supporting wheel is arranged according to the thickness degree of the pier; the supporting wheels extrude the connecting springs through the supporting blocks, so that the connecting springs can generate elastic force, and the supporting wheels are fixed to the surface of the pier.
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Description

Technical Field

[0001] The utility model relates to the technical field of bridge construction, in particular to a bridge pier surface crack detection device. Background Art

[0002] The bridge pier is the intermediate supporting structure of a bridge with two or more spans, except for the abutments at both ends that connect to the embankment. It is mainly composed of a top cap and a pier body. The bridge abutment is mainly composed of a top cap and a pier body. The bridge pier is divided into solid piers, column piers and frame piers. When the bridge pier is used for a long time, it is necessary to regularly check whether there are cracks on the pier and the degree of cracking, so that the staff can perform maintenance in time, so as to avoid cracks causing damage to the bridge pier and thus causing the bridge to collapse. When crack detection is generally required, professional crack detection equipment is required for auxiliary detection.

[0003] The existing bridge pier surface crack detection equipment has the following problems:

[0004] The current bridge pier surface crack detection equipment basically uses artificial telescopes or high-power telescopes to observe bridges from a distance. Due to the long distance from the detection target, it is difficult to find bridge cracks, structural parts falling off and other defects, and the defects are not easy to accurately locate and describe. There are also detection blind spots, resulting in a huge workload for detection personnel.

[0005] Therefore, we propose a bridge pier surface crack detection device. Utility Model Content

[0006] The utility model aims to provide a bridge pier surface crack detection device to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pier surface crack detection device, comprising a pier body and a crack detector, the outer wall of the pier body is provided with a plurality of mounting frames, each of the mounting frames is provided with a winding roller, the input end of the winding roller is connected to a winding motor, the outer sleeve of the winding roller is provided with a winding rope, the other end of the winding rope is provided with a fixed sleeve, movable frames are provided on both sides of the fixed sleeve, a turning handle is provided on the left side of the movable frame, a movable cavity is opened inside the movable frame, a connecting spring is provided on the left side of the movable cavity, a support block is provided on the right side of the connecting spring, and a support wheel is provided on the right side of the support block.

[0008] Preferably, the winding roller is fixedly connected to the winding motor, the winding roller is fixedly connected to the fixed sleeve frame through a winding rope, the turning handle is fixedly connected to the movable frame, the support block is elastically connected to the movable frame through a connecting spring, and the support block is movably pinned to the support wheel.

[0009] Preferably, a plurality of support plates are provided on the outside of the fixed sleeve, a plurality of fixing bolts are passed through the inside of the support plates, a fixed gear ring is sleeved on the outside below the fixed sleeve, limiting ring grooves are provided on the upper and lower sides of the fixed gear ring, a movable arc frame is provided on the right side of the fixed gear ring, limiting sliders are provided on the upper and lower ends of the left side of the movable arc frame, a ball is provided on the right side of the limiting slider close to the central axis, a movable gear is provided inside the movable arc frame, and the input end of the movable gear is connected to a driving motor.

[0010] Preferably, each of the support plates is fixedly connected by fixing bolts, the limiting ring groove is adapted to the ball, the ball is movably pinned to the limiting slider, the limiting slider is fixedly connected to the movable arc frame, the driving motor is fixedly connected to the movable gear, and the movable gear is meshed with the fixed gear ring.

[0011] Preferably, a support frame is provided below the movable arc frame, a movable screw rod is provided on the left side inside the support frame, a handle is connected to the input end of the movable screw rod, a screw rod sleeve block is sleeved on the outside of the movable screw rod, a clamping plate is provided on the left side of the screw rod sleeve block, a camera body is provided below the clamping plate, mounting blocks are provided on both sides of the bottom of the camera body, a fixed bottom plate is provided below the camera body, mounting grooves are provided on both sides inside the fixed bottom plate, a crack detector is provided below the support frame, a mounting bolt is passed through the right side of the movable arc frame, and a mounting nut is sleeved on the bottom of the mounting bolt.

[0012] Preferably, the handle is fixedly connected to the movable screw, the movable screw is threadedly matched with the screw sleeve block, the screw sleeve block is fixedly connected to the clamping plate, the clamping plate is in contact with the camera body, the camera body is fixedly connected to the mounting block, the mounting block is partially adapted to the mounting slot, and the support frame is fixedly connected to the crack detector.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model starts a winding motor to drive the winding roller to rotate, and the winding rope is retracted and released. Under the retracting and releasing action of the winding rope, the fixed sleeve can be driven to move up and down to achieve height adjustment. The turning handle is pulled to set the position of the supporting wheel according to the thickness of the bridge pier. Since the supporting block is elastically connected to the movable frame through the connecting spring, the supporting wheel squeezes the connecting spring through the supporting block, so that the connecting spring can generate elastic force to fix the supporting wheel on the surface of the bridge pier.

[0015] The fixed gear ring of the utility model is installed and fixed on the fixed sleeve frame through the action of the fixed ring groove and the fixed ring block. The driving motor is started to drive the movable gear to rotate. Since the movable gear is meshed with the fixed gear ring, the movable gear can make a circular motion around the fixed sleeve frame under the action of the limit sliding groove and the limit sliding block under the meshing action of the gears.

[0016] The utility model drives the movable screw to rotate by rotating the handle, and pushes the screw sleeve block downward under the action of the thread to clamp the camera body. Since the camera body is fixedly connected with the installation plug block, the installation plug block is partially adapted to the installation groove, so that the camera body drives the installation plug block to be inserted into the installation groove for further fixation. The camera body makes a circular motion to take pictures and transmit them to the crack detector, so as to detect cracks on the outer surface of the pier. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the external structure of the utility model;

[0019] Figure 3 For this utility model Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0020] Figure 4 For this utility model Figure 1 Schematic diagram of the local enlarged structure at point B in the middle.

[0021] In the figure: 1. Bridge pier body; 2. Mounting frame; 3. Winding roller; 4. Winding motor; 5. Winding rope; 6. Fixed sleeve; 7. Movable frame; 8. Turning handle; 9. Movable cavity; 10. Connecting spring; 11. Support block; 12. Support wheel; 13. Fixed gear ring; 14. Fixing bolt; 15. Support plate; 16. Limiting ring groove; 17. Movable gear; 18. Movable arc frame; 19. Limiting slider; 20. Driving motor; 21. Support frame; 22. Handle; 23. Movable screw; 24. Screw sleeve block; 25. Clamping plate; 26. Camera body; 27. Mounting plug; 28. Mounting slot; 29. ​​Crack detector; 30. Ball; 31. Mounting bolt; 32. Mounting nut; 33. Fixed base plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model provides a technical solution: a bridge pier surface crack detection device, including a bridge pier body 1 and a crack detector 29, the outer wall of the bridge pier body 1 is provided with a plurality of mounting frames 2, each mounting frame 2 is provided with a winding roller 3, the input end of the winding roller 3 is connected to a winding motor 4, the outer sleeve of the winding roller 3 is provided with a winding rope 5, the other end of the winding rope 5 is provided with a fixed sleeve 6, both sides of the fixed sleeve 6 are provided with movable frames 7, the left side of the movable frame 7 is provided with a turning handle 8, the inside of the movable frame 7 is provided with an movable cavity 9, the left side of the movable cavity 9 is provided with a connecting spring 10, the right side of the connecting spring 10 is provided with a supporting block 11, the right side of the supporting block 11 is provided with a supporting wheel 12, the winding roller 3 and the winding roller 3 are connected to each other. The winding motor 4 is fixedly connected, the winding roller 3 is fixedly connected to the fixed sleeve 6 through the winding rope 5, the turning handle 8 is fixedly connected to the movable frame 7, the support block 11 is elastically connected to the movable frame 7 through the connecting spring 10, and the support block 11 is movably pinned to the support wheel 12. The winding motor 4 is started to drive the winding roller 3 to rotate, and the winding rope 5 is retracted and released. Under the retraction and release action of the winding rope 5, the fixed sleeve 6 can be driven to move up and down to achieve height adjustment. The turning handle 8 is pulled to set the position of the support wheel 12 according to the thickness of the pier. Since the support block 11 is elastically connected to the movable frame 7 through the connecting spring 10, the support wheel 12 squeezes the connecting spring 10 through the support block 11, so that the connecting spring 10 can generate elastic force to fix the support wheel 12 on the surface of the pier.

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, further, a plurality of support plates 15 are arranged outside the fixed sleeve 6, a plurality of fixing bolts 14 are penetrated inside the support plate 15, a fixed gear ring 13 is sleeved outside the lower part of the fixed sleeve 6, and a limit ring groove 16 is provided on the upper and lower sides of the fixed gear ring 13, a movable arc frame 18 is arranged on the right side of the fixed gear ring 13, and a limit slider 19 is arranged on the upper and lower ends of the left side of the movable arc frame 18, and a ball 30 is arranged on the right side of the limit slider 19 close to the central axis, and a movable gear 17 is arranged inside the movable arc frame 18, and the input end of the movable gear 17 is connected to the driving motor 20, and each support plate 15 is fixed by a bolt 1 4 is fixedly connected, the limiting ring groove 16 is adapted to the ball 30, the ball 30 is movably pinned to the limiting slider 19, the limiting slider 19 is fixedly connected to the movable arc frame 18, the driving motor 20 is fixedly connected to the movable gear 17, the movable gear 17 is meshed with the fixed gear ring 13, the fixed gear ring 13 is fixedly installed on the fixed sleeve frame 6 through the limiting ring groove 16 and the fixing bolts 14, the driving motor 20 is started, and the movable gear 17 is driven to rotate, because the movable gear 17 is meshed with the fixed gear ring 13, under the meshing action of the gears, the movable gear 17 can make a circular motion around the fixed sleeve frame 6 under the action of the limiting ring groove 16 and the limiting slider 19.

[0025] like Figure 1 , Figure 2 and Figure 4As shown, further, a support frame 21 is provided below the movable arc frame 18, a movable screw rod 23 is provided on the left side inside the support frame 21, the input end of the movable screw rod 23 is connected to a handle 22, a screw rod sleeve block 24 is sleeved on the outside of the movable screw rod 23, a clamping plate 25 is provided on the left side of the screw rod sleeve block 24, a camera body 26 is provided below the clamping plate 25, mounting blocks 27 are provided on both sides of the bottom of the camera body 26, a fixed bottom plate 33 is provided below the camera body 26, mounting grooves 28 are provided on both sides of the fixed bottom plate 33, a crack detector 29 is provided below the support frame 21, a mounting bolt 31 is passed through the right side of the movable arc frame 18, a mounting nut 32 is sleeved on the bottom of the mounting bolt 31, the handle 22 is fixedly connected to the movable screw rod 23, and the movable The screw rod 23 is threadedly matched with the screw rod sleeve block 24, the screw rod sleeve block 24 is fixedly connected to the clamping plate 25, the clamping plate 25 is in contact with the camera body 26, the camera body 26 is fixedly connected to the mounting block 27, the mounting block 27 is partially adapted to the mounting groove 28, the support frame 21 is fixedly connected to the crack detector 29, the rotating handle 22 drives the movable screw rod 23 to rotate, and the screw rod sleeve block 24 is pushed downward under the action of the thread to clamp the camera body 26. Since the camera body 26 is fixedly connected to the mounting block 27, the mounting block 27 is partially adapted to the mounting groove 28, the camera body 26 drives the mounting block 27 to be inserted into the mounting groove 28 for further fixation, and the camera body 26 makes a circular motion to shoot and transmit it to the crack detector 29, so as to detect cracks on the outer surface of the pier.

[0026] Working principle: First, the winding motor 4 is started to drive the winding roller 3 to rotate, and the winding rope 5 is retracted and released. Under the action of the retraction and release of the winding rope 5, the fixed sleeve 6 can be driven to move up and down to achieve height adjustment. The handle 8 is pulled to set the position of the support wheel 12 according to the thickness of the pier. Since the support block 11 is elastically connected to the movable frame 7 through the connecting spring 10, the support wheel 12 squeezes the connecting spring 10 through the support block 11, so that the connecting spring 10 can generate elastic force to fix the support wheel 12 on the surface of the pier.

[0027] Subsequently, the fixed gear ring 13 is installed and fixed on the fixed sleeve 6 through the action of the limiting ring groove 16 and the fixing bolt 14, and the driving motor 20 is started to drive the movable gear 17 to rotate. Since the movable gear 17 is meshed with the fixed gear ring 13, under the meshing action of the gears, the movable gear 17 can make a circular motion around the fixed sleeve 6 under the action of the limiting ring groove 16 and the limiting slider 19.

[0028] Finally, the handle 22 is turned to drive the movable screw 23 to rotate, and the screw sleeve block 24 is pushed downward under the action of the thread to clamp the camera body 26. Since the camera body 26 is fixedly connected to the mounting block 27, the mounting block 27 is partially adapted to the mounting groove 28, so that the camera body 26 drives the mounting block 27 to be inserted into the mounting groove 28 for further fixation. The camera body 26 makes a circular motion to shoot and transmit the image to the crack detector 29, so as to detect cracks on the outer surface of the pier.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bridge pier surface crack detection device, comprising a bridge pier body (1) and a crack detector (29), characterized in that: The outer wall of the pier body (1) is provided with a plurality of mounting frames (2), each of the mounting frames (2) is provided with a winding roller (3), the input end of the winding roller (3) is connected with a winding motor (4), the outer sleeve of the winding roller (3) is provided with a winding rope (5), the other end of the winding rope (5) is provided with a fixed sleeve (6), both sides of the fixed sleeve (6) are provided with movable frames (7), the left side of the movable frame (7) is provided with a turning handle (8), the inside of the movable frame (7) is provided with a movable cavity (9), the left side of the movable cavity (9) is provided with a connecting spring (10), the right side of the connecting spring (10) is provided with a supporting block (11), and the right side of the supporting block (11) is provided with a supporting wheel (12).

2. The bridge pier surface crack detection device according to claim 1, characterized in that: The winding roller (3) is fixedly connected to the winding motor (4), the winding roller (3) is fixedly connected to the fixed sleeve frame (6) via a winding rope (5), the rotating handle (8) is fixedly connected to the movable frame (7), the supporting block (11) is elastically connected to the movable frame (7) via a connecting spring (10), and the supporting block (11) is movably pin-connected to the supporting wheel (12).

3. The bridge pier surface crack detection device according to claim 1, characterized in that: A plurality of support plates (15) are arranged outside the fixed sleeve (6), a plurality of fixing bolts (14) are inserted inside the support plates (15), a fixed gear ring (13) is sleeved outside the lower part of the fixed sleeve (6), upper and lower sides of the fixed gear ring (13) are provided with limit ring grooves (16), a movable arc frame (18) is arranged on the right side of the fixed gear ring (13), and limit sliders (19) are arranged on the upper and lower ends of the left side of the movable arc frame (18), and a ball (30) is arranged on the right side of the limit slider (19) close to the central axis, and a movable gear (17) is arranged inside the movable arc frame (18), and the input end of the movable gear (17) is connected to a driving motor (20).

4. The bridge pier surface crack detection device according to claim 3 is characterized by: Each of the support plates (15) is fixedly connected by a fixing bolt (14); the limiting ring groove (16) is matched with the ball (30); the ball (30) is movably pin-connected with the limiting slider (19); the limiting slider (19) is fixedly connected with the movable arc frame (18); the driving motor (20) is fixedly connected with the movable gear (17); and the movable gear (17) is meshed with the fixed gear ring (13).

5. The bridge pier surface crack detection device according to claim 4, characterized in that: A support frame (21) is arranged below the movable arc frame (18), a movable screw rod (23) is arranged on the left side inside the support frame (21), the input end of the movable screw rod (23) is connected to a handle (22), a screw rod sleeve block (24) is sleeved on the outside of the movable screw rod (23), a clamping plate (25) is arranged on the left side of the screw rod sleeve block (24), a camera body (26) is arranged below the clamping plate (25), mounting blocks (27) are arranged on both sides of the bottom of the camera body (26), a fixed bottom plate (33) is arranged below the camera body (26), mounting grooves (28) are opened on both sides of the inside of the fixed bottom plate (33), a crack detector (29) is arranged below the support frame (21), a mounting bolt (31) is passed through the right side of the movable arc frame (18), and a mounting nut (32) is sleeved on the bottom of the mounting bolt (31).

6. The bridge pier surface crack detection device according to claim 5, characterized in that: The handle (22) is fixedly connected to the movable screw (23), the movable screw (23) is threadedly matched with the screw sleeve (24), the screw sleeve (24) is fixedly connected to the clamping plate (25), the clamping plate (25) is in contact with the camera body (26), the camera body (26) is fixedly connected to the installation plug (27), the installation plug (27) is partially matched with the installation groove (28), and the support frame (21) is fixedly connected to the crack detector (29).