CN216082518U

CN216082518U - Bridge bottom disease detection equipment

Info

Publication number: CN216082518U
Application number: CN202121922130.2U
Authority: CN
Inventors: 吕锦辉; 赵礼刚; 李艳德; 路永钢; 吴育刚; 张效军; 王利鹏
Original assignee: Gansu Zhitong Science & Technology Engineering Detection Consultation Co ltd; Gansu Road and Bridge Construction Group Co Ltd
Current assignee: Gansu Zhitong Science & Technology Engineering Detection Consultation Co ltd; Gansu Road and Bridge Construction Group Co Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-18
Anticipated expiration: 2031-08-17

Abstract

The utility model provides a bridge bottom disease check out test set. The detection equipment comprises a detection vehicle, a detection frame, a camera support, an industrial camera, a comprehensive navigation system and a server. The detection frame comprises an upright post, a connecting part, a lifting mechanism, a rotating part and a bearing plate. The upright posts are arranged on the side of the vehicle body of the detection vehicle. The upright post is fixedly connected with the detection vehicle through a connecting part. The lifting mechanism is installed on the column body of the upright column. The lifting mechanism can slide up and down along the upright post. The detection equipment can rapidly and comprehensively sense the image data of the bottom of the complex bridge and the position data corresponding to each image in real time, and can position the position of the bottom of the bridge and evaluate the disease degree in real time by matching with the intelligent analysis model for bridge disease positioning and detection, so that the speed and the accuracy of detecting the bottom of the bridge are greatly improved.

Description

Bridge bottom disease detection equipment

Technical Field

The utility model relates to the technical field of bridge detection, in particular to a bridge bottom disease detection device

Background

The bridge structure can receive the influence of multiple factors such as strong wind, earthquake, striking, vehicle load during the operation, including the continuous degradation of self material attribute, ageing, the bridge structure will produce the damage of different degrees, if the damage is not in time discover and carry out corresponding restoration, along with the continuous accumulation of damage, will influence the normal use of bridge structure, even cause the threat to the security of the lives and property.

During operation, the regular detection of bridge bottom diseases is an important work for ensuring the safety of bridge roads. Currently, the mainstream detection method is that a worker works on a walking detection platform. The method needs the working personnel to walk at high altitude and record the diseases, and has the advantages of strong repeatability, high danger, low working efficiency, time and labor waste.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide bridge bottom defect detection equipment to solve the problems in the prior art.

The technical scheme adopted for achieving the purpose of the utility model is that the bridge bottom defect detection equipment comprises a detection vehicle, a detection frame, a camera support, an industrial camera, a comprehensive navigation system and a server.

The detection frame comprises an upright post, a connecting part, a lifting mechanism, a rotating part and a bearing plate. The upright posts are arranged on the side of the vehicle body of the detection vehicle. The upright post is fixedly connected with the detection vehicle through a connecting part. The lifting mechanism is installed on the column body of the upright column. The lifting mechanism can slide up and down along the upright post. The rotating component comprises a rotating shaft, a sector gear and a rack. The sector gear is meshed with the rack. The rack is arranged on a side wall of the lifting mechanism. The sector gear rotates and can drive the rotating shaft to rotate, so that the rotating shaft drives the bearing plate to rotate around the upright post.

The camera support and the industrial camera are placed on the bearing plate. The integrated navigation system is arranged beside the lifting mechanism.

Further, the industrial camera is in wired connection with a server.

Further, the integrated navigation system is in wireless connection with the server.

Furthermore, a slidable track is placed on the bearing plate, and the camera support and the industrial camera can be moved and fixed at will.

Further, the integrated navigation system includes a satellite navigation system and an inertial navigation system.

Further, the server is disposed on the inspection vehicle.

The technical effects of the utility model are undoubted: the method can rapidly and comprehensively sense the image data of the bottom of the complex bridge and the position data corresponding to each image in real time, and can position the position of the bridge bottom defect and evaluate the defect degree in real time by matching with the intelligent analysis model for bridge defect positioning and detection, thereby greatly improving the speed and accuracy of detecting the bridge bottom defect.

Drawings

FIG. 1 is a schematic view of a bridge bottom defect detection system;

fig. 2 is a schematic view of an industrial camera arrangement.

In the figure: the inspection vehicle comprises an inspection vehicle 1, an inspection frame 2, a stand column 201, a connecting part 202, a lifting mechanism 203, a rotating part 204, a bearing plate 205, a camera support 3, an industrial camera 4 and a comprehensive navigation system 5.

Detailed Description

The present invention is further illustrated by the following examples, but it should not be construed that the scope of the above-described subject matter is limited to the following examples. Various substitutions and alterations can be made without departing from the technical idea of the utility model and the scope of the utility model is covered by the present invention according to the common technical knowledge and the conventional means in the field.

Example 1:

referring to fig. 1, the embodiment provides a bridge bottom defect detection device, which includes a detection vehicle 1, a detection frame 2, a camera support 3, an industrial camera 4, a comprehensive navigation system 5 and a server.

The detection frame 2 includes a column 201, a connecting portion 202, a lifting mechanism 203, a rotating member 204, and a bearing plate 205. The upright 201 is arranged on the side of the vehicle body of the detection vehicle 1. The upright column 201 is fixedly connected with the detection vehicle 1 through a connecting part 202. The lifting mechanism 203 is installed on the shaft of the upright 201. The lifting mechanism 203 can slide up and down along the upright 201. The rotating member 204 includes a rotating shaft, a sector gear, and a rack gear. The sector gear is meshed with the rack. The rack is disposed on a side wall of the elevating mechanism 203. The rotation of the sector gear drives the rotation shaft to rotate, so that the rotation shaft drives the bearing plate 205 to rotate around the upright column 201.

The camera support 3 and the industrial camera 4 are placed on a carrier plate 205. The integrated navigation system 5 includes a satellite navigation system (GPS) and an inertial navigation system. The integrated navigation system 5 is arranged beside the lifting mechanism 203. Referring to fig. 2, the industrial camera 4 is mounted on the camera stand 3 and the loading plate 205, and can be freely detached and moved. The camera support 3 can rotate 180 degrees of freedom, and the angle of the industrial camera 4 can be adjusted according to different bridge structures. The industrial camera 4 gives consideration to both high pixel and wide viewing angle, and improves the pixel definition as much as possible on the premise of ensuring that the multi-camera can cover the bottom of the bridge without dead angles.

In operation, the bearing plate 205 is lowered and rotated to the bottom of the bridge. The industrial camera 4 collects the bottom image of the bridge in the advancing process of the detection vehicle 1. The integrated navigation system 5 determines the coordinate position of each picture and lays a foundation for subsequent defect confirmation and repair. The integrated navigation system 5 can correct the inertial navigation position data after multi-point positioning through linear regression, and improve the positioning accuracy. The server receives a plurality of images from a plurality of industrial cameras 4 and position data from the integrated navigation system 5 in real time, and stores each data and corresponding relation to each database, including an image database, a position database, a relation database and the like. The utility model carries out all-around sensing and real-time processing on the bottom image of the bridge by fusing the integrated navigation system and the plurality of industrial cameras, and can accurately position the position of the disease and identify the type and the degree of the disease.

Example 2:

the embodiment provides a basic bridge bottom disease detection device, which comprises a detection vehicle 1, a detection frame 2, a camera support 3, an industrial camera 4, a comprehensive navigation system 5 and a server.

The camera support 3 and the industrial camera 4 are placed on a carrier plate 205. The integrated navigation system 5 includes a satellite navigation system and an inertial navigation system. The integrated navigation system 5 is arranged beside the lifting mechanism 203.

Example 3:

the main structure of this embodiment is the same as that of embodiment 2, wherein the industrial camera 4 is connected to the server by wire.

Example 4:

the main structure of this embodiment is the same as that of embodiment 2, wherein the integrated navigation system 5 is wirelessly connected to a server.

Example 5:

the main structure of this embodiment is the same as that of embodiment 2, wherein a slidable rail is disposed on the bearing plate 205, and the camera bracket 3 and the industrial camera 4 can be arbitrarily moved and fixed.

Example 6:

the main structure of the present embodiment is the same as that of embodiment 2, wherein the server is disposed on the inspection vehicle 1.

Example 7:

the main structure of this embodiment is the same as that of embodiment 2, wherein the data acquisition frequency of each camera and the navigation system is controlled simultaneously by combining the manual trigger and the pulse trigger. And transmitting the images collected by each camera to a data receiving and processing server in a wired mode, and simultaneously transmitting the coordinate position information at the moment to the server in a wired or wireless mode. The received data is preprocessed in the server and an image database, a location database and a relational database are generated.

Example 8:

referring to fig. 2, the main structure of the present embodiment is the same as that of embodiment 2, wherein the bearing plate 205 extends to the bottom of the bridge and covers the width of the bridge. A camera support 3 is fixed between two adjacent box girders. The height of the camera support 3 is adjustable, 180-degree rotational freedom is arranged at the top of the camera support 3, and the angle of the camera 4 can be adjusted according to different bridge structures. On the camera support between every two box beams, three industrial cameras 4 are mounted to cover all floor area. An industrial camera 4 is fixed at the bottom of each box girder to shoot images of the bottom of the box girder.

Claims

1. The utility model provides a bridge bottom disease check out test set which characterized in that: the system comprises a detection vehicle (1), a detection frame (2), a camera support (3), an industrial camera (4), a comprehensive navigation system (5) and a server;

the detection frame (2) comprises an upright post (201), a connecting part (202), a lifting mechanism (203), a rotating part (204) and a bearing plate (205); the upright column (201) is arranged beside the vehicle body of the detection vehicle (1); the upright column (201) is fixedly connected with the detection vehicle (1) through a connecting part (202); the lifting mechanism (203) is arranged on the column body of the upright column (201); the lifting mechanism (203) can slide up and down along the upright post (201); the rotating member (204) comprises a rotating shaft, a sector gear and a rack; the sector gear is meshed with the rack; the rack is arranged on the side wall of the lifting mechanism (203); the sector gear rotates to drive the rotating shaft to rotate, so that the rotating shaft drives the bearing plate (205) to rotate around the upright post (201);

the camera bracket (3) and the industrial camera (4) are placed on the bearing plate (205); the integrated navigation system (5) is arranged beside the lifting mechanism (203).

2. The bridge bottom defect detection device of claim 1, characterized in that: the industrial camera (4) is in wired connection with the server.

3. The bridge bottom defect detection device of claim 1, characterized in that: the integrated navigation system (5) is in wireless connection with the server.

4. The bridge bottom defect detection device of claim 1, characterized in that: a slidable track is arranged on the bearing plate (205) and can be used for moving and fixing the camera bracket (3) and the industrial camera (4) at will.

5. The bridge bottom defect detection device of claim 1, characterized in that: the integrated navigation system (5) comprises a satellite navigation system and an inertial navigation system.

6. The bridge bottom defect detection device of claim 1, characterized in that: the server is arranged on the inspection vehicle (1).