CN219862266U

CN219862266U - Road surface crack detection device for road and bridge detection

Info

Publication number: CN219862266U
Application number: CN202321144625.6U
Authority: CN
Inventors: 刘昊君
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-10-20
Anticipated expiration: 2033-05-12

Abstract

The utility model provides a road surface crack detection device for road and bridge detection, and relates to the technical field of road surface crack detection devices. This road and bridge detects with road surface crack detection device through detecting investigation mechanism's setting, the effectual camera that has reduced is at the unstable road surface removal in-process, because of violent shake leads to taking the picture fuzzy distortion, influence the judgement of inspection personnel to crack hazard degree, when the detection ball passes through the crack, can make the detection axle move down, and then lead to the strike pole to trigger the inductor, the inductor can be to the controller transmission signal, after receiving the signal that detects investigation mechanism sent, after the interval certain time, wait to put and remove above-mentioned region, the control camera is taken the crack region, follow-up can carry out data processing with the sample picture of taking, carry out data analysis in the computer data analysis software (like MATLAB) of leading into, judge the hazard degree of crack.

Description

Road surface crack detection device for road and bridge detection

Technical Field

The utility model relates to the technical field of pavement crack detection devices, in particular to a pavement crack detection device for road and bridge detection.

Background

Pavement cracks refer to cracks that appear in the surface layer or the base layer of the pavement along a certain direction. Road surface cracks are one of the main reasons for loss caused by traffic accidents and vehicle running, and if the road surface cracks are not handled in time, further road surface damage and even traffic accidents occur, so that the detection and the treatment of the road surface cracks in time are very important. The utility model provides a road surface crack detection device mainly used road surface crack's automated inspection improves road surface crack detection's precision and efficiency, and road surface crack common harm includes: the road surface damage and destruction are accelerated, the vehicle abrasion and accident rate are increased, the driving comfort level is affected, and the like. When detecting pavement cracks, a photographing mode can be adopted to photograph pavement crack areas, then a computer-aided technology is used for carrying out data processing on images, the severity of the cracks is judged according to analysis results, and the computer-aided technology is used for carrying out data analysis, so that the method has various advantages, the analysis efficiency and accuracy can be improved, and more multivalent support is provided for decision making and management.

Through retrieval, the patent number is CN217629308U, and the road and bridge crack detection device for road and bridge detection is provided, so that the efficiency of searching cracks is improved, the manpower consumption is reduced, the detection accuracy is enhanced, the confirmation of the positions of the cracks by workers is facilitated, and the practicability is high. However, the device still needs the staff to observe and judge with naked eyes, on one hand, the staff only need to judge with naked eyes, and judging error is great, and road problems can be thoroughly examined due to judging error, and on the other hand, under the condition that the pavement cracks are too many or the pavement to be detected is too long, the labor intensity of the staff can be greatly increased, so that the detection work becomes too heavy.

Thus, we provide a road surface crack detection device for road and bridge detection.

Disclosure of Invention

The utility model aims to provide a pavement crack detection device for road and bridge detection, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a road surface crack detection device for road bridge detects, includes backup pad main part and detects investigation mechanism, the lower extreme welding of backup pad main part has the wheel post, the inside rotation of wheel post is connected with the shaft, the both ends of shaft all weld the wheel, the hole has been seted up to the lower extreme central point of backup pad main part, the upper end both sides of backup pad main part all weld the fixed block, the upper end welding of fixed block has the loop post, the upper end sliding connection of loop post has the traveller, the upper end welding of traveller has the roof, the through-hole has been seted up at the top central point of roof, the one end welding of roof has the pushing handle, the inside of hole is provided with detects investigation mechanism, the inboard welding of hole has a fixed cylinder, the inboard sliding connection of fixed cylinder has the detection axle, the lower extreme rotation of detection axle is connected with the detection ball.

Preferably, a loop bar is welded on one side of the fixed block, and springs are movably connected to two ends of the loop bar.

Preferably, the outside sliding connection of loop bar has a sleeve, a telescopic upper end rotates and is connected with a connecting plate, a telescopic one side is provided with No. two sleeves, be sliding connection between No. two sleeves and the loop bar, no. two telescopic upper end rotates and is connected with No. two connecting plates.

Preferably, the lower extreme welding of roof has the connecting block, be connected for rotating between connecting block and the connecting plate No. two.

Preferably, the upper end screw of roof is connected with the controller, the other end welding of roof has the dead lever, the one end screw connection of dead lever has the camera, be electric connection between controller and the camera.

Preferably, the detection and investigation mechanism comprises a fixed barrel, a detection shaft, a detection ball, a top cover, a striking rod, a return spring and an inductor.

Preferably, the upper end welding of detecting the axle has the top cap, the lower extreme welding of top cap has the striking pole, the outside of detecting the axle is provided with return spring, the upper end of fixed section of thick bamboo is provided with the inductor, be electric connection between inductor and the controller.

Compared with the prior art, the utility model has the beneficial effects that:

this road bridge detects with road surface crack detection device, through the fixed cylinder, survey the axle, survey the ball, the top cap, strike the pole, return spring and inductor's setting, the device moves when unstable road surface, the device can take place to shake, violent shake can make the traveller carry out vertical slip in the loop column, thereby drive the roof and carry out vertical motion, the roof further drives the connecting block and carries out the extrusion of decurrent direction to connecting plate No. one and No. two connecting plates, connecting plate No. one and No. two connecting plates when receiving decurrent pressure, can promote sleeve No. one and No. two sleeves and carry out reverse slip along the loop bar respectively, and then the extrusion spring, the device is absorbed in the shake impact of operation in-process to the spring can effectually buffering, the camera has effectually reduced in the removal in-process of unstable road surface because of violent shake leads to shooting photograph fuzzy distortion, influence the judgement of detector to crack hazard degree.

When the detection ball passes through the crack, the detection shaft moves downwards, the impact rod is led to trigger the sensor, the sensor can transmit signals to the controller, after the detection ball drives away from the crack area, the return spring can reset the detection shaft, after the controller receives signals sent by the detection and investigation mechanism, after a certain time interval, the detection ball is moved out of the area, the camera is controlled to shoot the crack area, the shot sample photo can be subjected to data processing subsequently, the shot sample photo is led into computer data analysis software (such as MATLAB) to perform data analysis, the damage degree of the crack is judged, a large amount of data can be rapidly processed by adopting a computer-aided technology, analysis time and cost are saved, analysis efficiency is improved, meanwhile, the data can be analyzed and processed more accurately, the influence caused by human errors and subjectivity is avoided, manual repeated labor can be reduced to a great extent, and work efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall appearance of a crack detection device according to the present utility model;

FIG. 2 is a schematic view of a shock absorbing device according to the present utility model;

FIG. 3 is a schematic diagram of a detection and investigation structure of the present utility model;

fig. 4 is a schematic view of the sleeve structure of the present utility model.

Reference numerals in the drawings: 1. a support plate main body; 2. a wheel post; 3. a wheel axle; 4. a wheel; 5. a hole; 6. a fixed block; 7. a loop bar; 8. a spring; 9. a first sleeve; 10. a first connecting plate; 11. a second sleeve; 12. a second connecting plate; 13. a sleeve column; 14. a spool; 15. a top plate; 16. a through hole; 17. a connecting block; 18. a controller; 19. a pushing handle; 20. a fixed rod; 21. a camera; 22. detecting and checking the mechanism; 2201. a fixed cylinder; 2202. a detection shaft; 2203. a detection ball; 2204. a top cover; 2205. a strike bar; 2206. a return spring; 2207. an inductor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a road surface crack detection device for road bridge detects, including backup pad main part 1 and detection investigation mechanism 22, the lower extreme welding of backup pad main part 1 has round post 2, the inside rotation of round post 2 is connected with shaft 3, the wheel 4 has all been welded at the both ends of shaft 3, hole 5 has been seted up to the lower extreme central point of backup pad main part 1, fixed block 6 has all been welded to the upper end both sides of backup pad main part 1, the upper end welding of fixed block 6 has sleeve post 13, the upper end sliding connection of sleeve post 13 has strut 14, the upper end welding of strut 14 has roof 15, through-hole 16 has been seted up at the top central point of roof 15, the one end welding of roof 15 has pushing away the handle 19, the inside of hole 5 is provided with detection investigation mechanism 22, the inboard welding of hole 5 has fixed cylinder 2201, the inboard sliding connection of fixed cylinder 2201 has detection axle 2202, the lower extreme rotation of detection axle is connected with detection ball 2203.

Further, the loop bar 7 is welded on one side of the fixed block 6, springs 8 are movably connected to two ends of the loop bar 7, two groups of springs 8 are sleeved on the loop bar 7, the springs 8 can effectively buffer and absorb shaking impact of the device in the running process, and therefore the problem that the shot pictures are fuzzy and distorted due to severe shaking in the moving process of the camera 21 on an uneven road surface is effectively reduced, and judgment of crack hazard degree by detection personnel is affected.

Further, the outside sliding connection of loop bar 7 has a sleeve 9, and the upper end rotation of sleeve 9 is connected with a connecting plate 10, and one side of sleeve 9 is provided with No. two sleeve 11, is sliding connection between No. two sleeve 11 and the loop bar 7, and the upper end rotation of No. two sleeve 11 is connected with No. two connecting plates 12, and a connecting plate 10 and No. two connecting plates 12 can promote sleeve 9 and No. two sleeve 11 and carry out the reverse slip along loop bar 7 respectively when receiving decurrent pressure, and then extrusion spring 8.

Further, the lower extreme welding of roof 15 has connecting block 17, is connected for rotating between connecting block 17 and the connecting plate 10, is connected for rotating between connecting block 17 and the connecting plate 12 No. two, and when the device operation was on uneven road surface, the device can take place to shake, and violent shake can make slide column 14 carry out vertical slip in sleeve column 13 to drive roof 15 and carry out vertical motion, roof 15 further drives connecting block 17 and carries out the extrusion of downward direction to connecting plate 10 No. two and connecting plate 12.

Further, the upper end screw of roof 15 is connected with controller 18, the other end welding of roof 15 has dead lever 20, the one end screw connection of dead lever 20 has camera 21, be electric connection between controller 18 and the camera 21, when passing through the place that has the crack, controller 18 can receive the signal from detecting and checking mechanism 22, after the certain time of interval, wait to put and remove above-mentioned region, control camera 21 shoots the area that has the crack, can carry out data processing with the sample photograph of shooing later, import into computer data analysis software (like MATLAB) and carry out data analysis, judge the harm degree of crack, adopt computer auxiliary technology can fast handling a large amount of data, save analysis time and cost, improve analysis efficiency, simultaneously, can analyze and handle data more accurately, avoid the influence that human error and subjectivity brought, and can reduce artifical repeated work to a great extent, improve work efficiency.

Further, the inspection device 22 includes a fixed barrel 2201, a shaft 2202, a ball 2203, a cap 2204, a strike rod 2205, a return spring 2206, and a sensor 2207, wherein when the ball 2203 passes through a crack, the shaft 2202 is moved downward, which causes the strike rod 2205 to trigger the sensor 2207, the sensor 2207 transmits a signal to the controller 18, and when the ball leaves the crack, the return spring 2206 returns the shaft 2202.

Further, the upper end welding of detection shaft 2202 has top cap 2204, the lower extreme welding of top cap 2204 has the touch rod 2205, the outside of detection shaft 2202 is provided with return spring 2206, the upper end of fixed barrel 2201 is provided with inductor 2207, be electric connection between inductor 2207 and the controller 18, when detecting ball 2203 passes through the crack, can make detection shaft 2202 move down, and then lead to touch rod 2205 to trigger inductor 2207, inductor 2207 can transmit the signal to the controller 18, after driving away from the crack region, return spring 2206 can make detection shaft 2202 reset.

Working principle: firstly, a road and bridge crack detection device for road and bridge detection is moved to a working position, firstly, when the device runs on an uneven road, the device can shake, the violent shake can enable a slide column 14 to vertically slide in a sleeve column 13, so as to drive a top plate 15 to vertically move, the top plate 15 further drives a connecting block 17 to extrude a first connecting plate 10 and a second connecting plate 12 downwards, secondly, when the first connecting plate 10 and the second connecting plate 12 are subjected to downward pressure, the first sleeve 9 and the second sleeve 11 are pushed to reversely slide along a sleeve rod 7 respectively, so as to extrude a spring 8, thirdly, the spring 8 can effectively buffer and absorb shake impact of the device in the running process, so that the fuzzy distortion of a shot picture caused by the violent shake in the moving process of the uneven road is effectively reduced, the judgment of crack hazard degree of a detector is affected, fourth, when the probe 2203 passes through the crack, the probe shaft 2202 moves down, so that the striking rod 2205 triggers the sensor 2207, the sensor 2207 transmits a signal to the controller 18, after driving away from the crack area, the return spring 2206 can reset the probe shaft 2202, fifth, after receiving the signal sent by the detection and inspection mechanism 22, the controller 18 moves out of the area after a certain time interval, the camera 21 is controlled to shoot the area with the crack, the shot sample photo can be processed in data, and then is imported into computer data analysis software (such as MATLAB) to perform data analysis, so as to judge the damage degree of the crack, a computer-aided technology can rapidly process a large amount of data, save analysis time and cost, improve analysis efficiency, and simultaneously, analyze and process data more accurately, the influence caused by human errors and subjectivity is avoided, manual repeated labor can be reduced to a large extent, and the working efficiency is improved, so that the use process of the pavement crack detection device for road and bridge detection is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The road surface crack detection device for road and bridge detection comprises a support plate main body (1) and a detection and investigation mechanism (22), and is characterized in that a wheel column (2) is welded at the lower end of the support plate main body (1), a wheel shaft (3) is rotatably connected at the top end center position of the wheel column (2), wheels (4) are welded at the two ends of the wheel shaft (3), a hole (5) is formed in the center position of the lower end of the support plate main body (1), fixing blocks (6) are welded at the two sides of the upper end of the support plate main body (1), a sleeve column (13) is welded at the upper end of the fixing blocks (6), a slide column (14) is connected at the upper end of the sleeve column (13) in a sliding manner, a top plate (15) is welded at the upper end of the slide column, a through hole (16) is formed in the top end center position of the top plate (15), a pushing handle (19) is welded at one end of the top plate (15), the detection and investigation mechanism (22) is arranged in the inner side of the hole (5), a fixing barrel (2201) is welded at the inner side of the hole (5), and a detection barrel (2203) is connected at the inner side of the detection barrel (2202).

2. The pavement crack detection device for road and bridge detection according to claim 1, wherein a loop bar (7) is welded on one side of the fixed block (6), and springs (8) are movably connected to two ends of the loop bar (7).

3. The road surface crack detection device for road and bridge detection according to claim 2, wherein the outer side of the loop bar (7) is slidably connected with a first sleeve (9), the upper end of the first sleeve (9) is rotatably connected with a first connecting plate (10), one side of the first sleeve (9) is provided with a second sleeve (11), sliding connection is arranged between the second sleeve (11) and the loop bar (7), and the upper end of the second sleeve (11) is rotatably connected with a second connecting plate (12).

4. The road surface crack detection device for road and bridge detection according to claim 1, wherein a connecting block (17) is welded at the lower end of the top plate (15), the connecting block (17) is rotationally connected with the first connecting plate (10), and the connecting block (17) is rotationally connected with the second connecting plate (12).

5. The road and bridge pavement crack detection device according to claim 1, wherein the upper end screw of the top plate (15) is connected with a controller (18), the other end of the top plate (15) is welded with a fixing rod (20), one end screw of the fixing rod (20) is connected with a camera (21), and the controller (18) is electrically connected with the camera (21).

6. The pavement crack detection device for road and bridge inspection according to claim 1, wherein the inspection mechanism (22) comprises a fixed barrel (2201), a detection shaft (2202), a detection ball (2203), a top cover (2204), a strike rod (2205), a return spring (2206) and an inductor (2207).

7. The road surface crack detection device for road and bridge detection according to claim 1, wherein a top cover (2204) is welded at the upper end of the detection shaft (2202), a strike rod (2205) is welded at the lower end of the top cover (2204), a return spring (2206) is arranged on the outer side of the detection shaft (2202), an inductor (2207) is arranged at the upper end of the fixed barrel (2201), and the inductor (2207) is electrically connected with the controller (18).