CN213013903U - Bridge inhaul cable surface detection device - Google Patents
Bridge inhaul cable surface detection device Download PDFInfo
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- CN213013903U CN213013903U CN202020977579.8U CN202020977579U CN213013903U CN 213013903 U CN213013903 U CN 213013903U CN 202020977579 U CN202020977579 U CN 202020977579U CN 213013903 U CN213013903 U CN 213013903U
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- image acquisition
- cable
- annular support
- plate
- detection device
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Abstract
The utility model discloses a bridge inhaul cable surface detection device relates to bridge detection technology field, and its technical scheme main points are: the cable pulling device comprises an annular support and an image acquisition device, wherein the annular support comprises an installation plate, a first hoop plate and a second hoop plate, a plurality of rollers are arranged along the circumferential direction of the annular support, and when the annular support is sleeved on a pulling cable, the rollers are all abutted against the outer surface of the pulling cable; the image acquisition device is arranged on the inner side wall of the annular support, the plurality of image acquisition devices are arranged along the circumferential direction of the annular support, and the image acquisition devices are used for acquiring images of the outer surface of the stay cable. Equipment can remove along cable length direction, gathers cable surface image through image acquisition device, utilizes artificial intelligence technique to inspect and discern the image, compares with artifical the detection, and the testing process is more swift, and easy operation need not staff's high altitude construction, and the security is strong, and the testing result is also more reliable.
Description
Technical Field
The utility model relates to a bridge detects technical field, more specifically says, it relates to a bridge inhaul cable surface detection device.
Background
With the rapid development of bridge traffic construction, cable-stayed bridges and suspension bridges of large-span and ultra-large-span bridges are widely used. The stay cable is the main stressed part of the bridge, and the reliability and durability of the stay cable are directly related to the safety and the service life of the bridge. As the Polyethylene (PE) or High Density Polyethylene (HDPE) protective layer on the outer surface of the inhaul cable is exposed to the natural environment for a long time and bears alternating load, the inhaul cable is easy to be corroded and damaged, and the defects of longitudinal cracking, transverse cracking, surface erosion, crater holes and the like appear on the surface of the inhaul cable. The defects can seriously affect the service performance of the inhaul cable, have potential safety hazards and need to be detected and identified. At present, manual detection methods are mainly adopted at home and abroad, but the manual detection wastes time and labor, the efficiency is not high, and safety accidents are easy to generate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bridge cable surface detection device, the device can remove along cable length direction, gathers cable surface image through image acquisition device, utilizes artificial intelligence technique to carry out automated inspection and discernment to the image.
The above technical purpose of the present invention can be achieved by the following technical solutions: a bridge inhaul cable surface detection device comprises an annular support and an image acquisition device, wherein the annular support comprises a mounting plate, a first hoop plate and a second hoop plate, the fixed end of the first hoop plate is rotatably connected with one end of the mounting plate, the fixed end of the second hoop plate is rotatably connected with the other end of the mounting plate, supporting rods are arranged on the inner sides of the first hoop plate and the second hoop plate respectively, rollers are sleeved on the supporting rods and are arranged along the circumferential direction of the annular support, when the annular support is sleeved on an inhaul cable, the rollers are abutted to the outer surface of the inhaul cable, and the rollers are used for driving the annular support to move along the length direction of the inhaul cable; the image acquisition device is located the inside wall of ring carrier, it is a plurality of the image acquisition device follows the circumference of ring carrier is arranged, the image acquisition device is used for gathering the image of cable surface.
Through adopting above-mentioned technical scheme, during the detection, with the annular support cuff on the cable, make the gyro wheel and the surperficial butt of cable, drive the annular support and move along the length direction of cable when the gyro wheel rotates. The image acquisition device is arranged around the inhaul cable in a surrounding mode, and along with the movement of the annular support, the image acquisition device acquires images on the surface of the inhaul cable, and compared with manual detection, the detection process is quicker, the operation is simple, high-altitude operation of workers is not needed, the safety is high, and the detection result is more reliable.
The utility model discloses further set up to: the first hoop plate comprises a first joint plate and a second joint plate, and the first joint plate is hinged with the second joint plate; the second hoop plate comprises a third joint plate and a fourth joint plate, and the third joint plate is hinged with the fourth joint plate.
Through adopting above-mentioned technical scheme, the ring carrier can be firmly the cuff on the cable of different diameters, has improved the adaptability and the application scope of equipment.
The utility model discloses further set up to: the roller support is characterized by further comprising a driving device, the driving device is in transmission connection with the roller, and the driving device is used for driving the roller to rotate around the central axis of the support rod. Specifically, drive arrangement includes driving motor, first belt pulley, second belt pulley and driving belt, driving motor's organism is fixed to be located ring carrier's the outside, first belt pulley cover is located driving motor's pivot, second belt pulley cover is located the bracing piece, the second belt pulley with the gyro wheel is connected, driving belt's one end with first belt pulley transmission is connected, driving belt's the other end passes ring carrier with second belt pulley transmission is connected.
Through adopting above-mentioned technical scheme, transmission simple structure between drive arrangement and the gyro wheel, transmission efficiency is high, and equipment fault rate is low, the accurate control toroidal support's of being convenient for displacement distance simultaneously.
The utility model discloses further set up to: the image acquisition device and the communication unit are electrically connected with the central processing unit.
Through adopting above-mentioned technical scheme, the image transmission on cable surface that the image acquisition device will gather sends central processing unit, and central processing unit sends image information for external specific information receiving equipment through communication unit again, then utilizes artificial intelligence technique, carries out automatic identification through image identification unit to the image, discovers the damage on cable surface. Image acquisition and identification detection can be carried out simultaneously, so that potential safety hazards can be conveniently and timely positioned and eliminated, and the detection timeliness is improved.
The utility model discloses further set up to: and the signal input end of the driving motor is connected with the signal output end of the central processing unit.
Through adopting above-mentioned technical scheme, the staff can utilize controlgear to control driving motor through communication unit and central processing unit, has improved the ability that equipment adaptation actual operating environment.
The utility model discloses further set up to: the image acquisition device is a wide-angle lens.
By adopting the technical scheme, the image acquisition device has wide image acquisition range, can well avoid omission and improve the reliability of detection.
The utility model discloses further set up to: the outside of mounting panel is equipped with the battery, the battery is used for supplying power for power consumption equipment.
Through adopting above-mentioned technical scheme, need not to supply power for power consumptive equipment through the electric wire, avoid equipment overweight, the equipment of being convenient for removes, has also improved the steadiness of equipment operation on the cable.
To sum up, the utility model discloses following beneficial effect has: the device can move along the length direction of the stay cable, the image acquisition device acquires images on the surface of the stay cable, and the images are checked and identified by using an artificial intelligence technology, so that compared with manual detection, the detection process is quicker, the operation is simple, workers do not need to work high above the ground, the safety is high, and the detection result is more reliable; on equipment can be applied to the cable of different diameters, strong adaptability, transmission simple structure between drive arrangement and the gyro wheel, transmission efficiency is high, and equipment fault rate is low, the accurate control toroidal support's of being convenient for displacement distance simultaneously.
Drawings
Fig. 1 is a front view of a detection device in an embodiment of the present invention when the detection device is looped on a cable;
fig. 2 is a schematic view of a position relationship between the ring support and the stay cable in the embodiment of the present invention;
fig. 3 is a schematic diagram of a position relationship between the image acquisition device and the cable in the embodiment of the present invention;
fig. 4 is a schematic block diagram of the connection relationship between the modules in the embodiment of the present invention.
In the figure: 1. an annular support; 2. an image acquisition device; 21. a central processing unit; 22. a communication unit; 23. a storage battery; 3. mounting a plate; 4. a first strap; 41. a first joint plate; 42. a second joint plate; 5. a second strap; 51. a third joint plate; 52. a fourth joint plate; 6. a support bar; 7. a roller; 8. a cable; 9. a drive device; 91. a drive motor; 92. a first pulley; 93. a second pulley; 94. a drive belt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-4.
Example (b): the utility model provides a bridge cable surface detection device, as figure 1, figure 2 and figure 3 are shown, including annular support 1, image acquisition device 2 and drive arrangement 9, annular support 1 includes mounting panel 3, first hoop board 4 and second hoop board 5, the stiff end of first hoop board 4 and the one end swivelling joint of mounting panel 3, the stiff end of second hoop board 5 and the other end swivelling joint of mounting panel 3, the inboard of first hoop board 4 and the inboard of second hoop board 5 all are equipped with bracing piece 6, the cover is equipped with gyro wheel 7 on the bracing piece 6, a plurality of gyro wheels 7 are arranged along annular support 1's circumference, when annular support 1 cover was located on the cable 8, gyro wheel 7 all with the surface butt of cable 8, gyro wheel 7 is used for driving annular support 1 along the length direction motion of cable 8.
The driving device 9 is in transmission connection with the roller 7, and the driving device 9 is used for driving the roller 7 to rotate around the central axis of the supporting rod 6. Specifically, the driving device 9 includes a driving motor 91, a first belt pulley 92, a second belt pulley 93 and a transmission belt 94, the body of the driving motor 91 is fixed on the outer side of the annular bracket 1, the first belt pulley 92 is sleeved on the rotating shaft of the driving motor 91, the second belt pulley 93 is sleeved on the supporting rod 6, the second belt pulley 93 is connected with the roller 7, one end of the transmission belt 94 is in transmission connection with the first belt pulley 92, and the other end of the transmission belt 94 penetrates through the annular bracket 1 and is in transmission connection with the second belt pulley 93.
In this embodiment, the rollers 7 are divided into two groups of four rollers 7, one group of rollers 7 being near the left end of the ring support 1 and the other group of rollers 7 being near the right end of the ring support 1. When the ring-shaped support 1 is sleeved on the inhaul cable 8, the four rollers 7 in one group are arranged around the circumference of the inhaul cable 8. Two of each group of rollers 7 are in transmission connection with a driving device 9, and the four driving devices 9 rotate synchronously during operation. The image acquisition device 2 is arranged between the two groups of rollers 7, and the image acquisition device 2 is realized by adopting the existing wide-angle lens.
After the annular bracket 1 is sleeved on the inhaul cable 8, the free end of the first hoop plate 4 and the free end of the second hoop plate 5 can be connected through a cord or a buckle. In order to better adapt to cables 8 of different diameters, increasing the flexibility of the device, in the present embodiment the first strap 4 comprises a first articulation plate 41 and a second articulation plate 42, the first articulation plate 41 being hinged to the second articulation plate 42. The second strap 5 comprises a third joint plate 51 and a fourth joint plate 52, the third joint plate 51 being hinged to the fourth joint plate 52. Usually, torsional springs are arranged at the hinged parts between the first hoop plate 4, the second hoop plate 5 and the mounting plate 3 and are used for applying an acting force towards the inner side to the hoop plates; torsion springs are arranged at the hinged positions between the first joint plate 41 and the second joint plate 42 and between the third joint plate 51 and the fourth joint plate 52, and are used for applying torsion forces towards the inner side to the second joint plate 42 and the fourth joint plate 52.
In other embodiments, please refer to fig. 2 and fig. 4, a central processing unit 21 and a communication unit 22 are further provided, the image capturing device 2 and the communication unit 22 are both electrically connected to the central processing unit 21, and a signal input end of the driving motor 91 is connected to a signal output end of the central processing unit 21. The outer side of the mounting plate 3 is provided with a storage battery 23, and the storage battery 23 is used for supplying power to power consumption equipment. Therefore, image acquisition and identification detection can be carried out simultaneously, the potential safety hazards can be conveniently and timely positioned and eliminated, and the detection timeliness is improved. The staff can utilize control device to control driving motor 91 through communication unit 22 and central processing unit 21, has improved the ability of the equipment adaptation actual operation environment.
The working principle is as follows: during detection, the annular support 1 is sleeved on the inhaul cable 8, the idler wheels 7 are abutted to the surface of the inhaul cable 8, and the idler wheels 7 drive the annular support 1 to move along the length direction of the inhaul cable 8 when rotating. Along with the movement of the annular support 1, all the image acquisition devices 2 take pictures of the outer surface of the inhaul cable 8 at a certain frequency, so that all the image information of the outer surface of the inhaul cable 8 can be obtained without omission. The shot photo information is sent to external specific information receiving equipment through the central processing unit 21 and the communication unit 22, then the image is automatically recognized through the image recognition unit by utilizing the artificial intelligence technology, and the damage and the defect of the surface of the inhaul cable 8 are found.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a bridge cable surface detection device which characterized in that: the cable pulling device comprises an annular support and an image acquisition device, wherein the annular support comprises a mounting plate, a first hoop plate and a second hoop plate, the fixed end of the first hoop plate is rotatably connected with one end of the mounting plate, the fixed end of the second hoop plate is rotatably connected with the other end of the mounting plate, supporting rods are arranged on the inner side of the first hoop plate and the inner side of the second hoop plate respectively, rollers are sleeved on the supporting rods and are arranged along the circumferential direction of the annular support, when the annular support is sleeved on a cable, the rollers are abutted against the outer surface of the cable, and the rollers are used for driving the annular support to move along the length direction of the cable; the image acquisition device is located the inside wall of ring carrier, it is a plurality of the image acquisition device follows the circumference of ring carrier is arranged, the image acquisition device is used for gathering the image of cable surface.
2. The bridge inhaul cable surface detection device according to claim 1, wherein: the first hoop plate comprises a first joint plate and a second joint plate, and the first joint plate is hinged with the second joint plate.
3. The bridge inhaul cable surface detection device according to claim 2, wherein: the second hoop plate comprises a third joint plate and a fourth joint plate, and the third joint plate is hinged with the fourth joint plate.
4. The bridge inhaul cable surface detection device according to claim 1, wherein: the roller support is characterized by further comprising a driving device, the driving device is in transmission connection with the roller, and the driving device is used for driving the roller to rotate around the central axis of the support rod.
5. The bridge inhaul cable surface detection device according to claim 4, wherein: drive arrangement includes driving motor, first belt pulley, second belt pulley and driving belt, driving motor's organism is fixed to be located ring carrier's the outside, first belt pulley cover is located driving motor's pivot, second belt pulley cover is located the bracing piece, the second belt pulley with the gyro wheel is connected, driving belt's one end with first belt pulley transmission is connected, driving belt's the other end passes ring carrier with second belt pulley transmission is connected.
6. The bridge inhaul cable surface detection device according to claim 5, wherein: the image acquisition device and the communication unit are electrically connected with the central processing unit.
7. The bridge inhaul cable surface detection device according to claim 6, wherein: and the signal input end of the driving motor is connected with the signal output end of the central processing unit.
8. The bridge inhaul cable surface detection device according to claim 1 or 6, wherein: the image acquisition device is a wide-angle lens.
9. The bridge inhaul cable surface detection device according to claim 6, wherein: the outside of mounting panel is equipped with the battery, the battery is used for supplying power for power consumption equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020977579.8U CN213013903U (en) | 2020-06-02 | 2020-06-02 | Bridge inhaul cable surface detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020977579.8U CN213013903U (en) | 2020-06-02 | 2020-06-02 | Bridge inhaul cable surface detection device |
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| Publication Number | Publication Date |
|---|---|
| CN213013903U true CN213013903U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020977579.8U Expired - Fee Related CN213013903U (en) | 2020-06-02 | 2020-06-02 | Bridge inhaul cable surface detection device |
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| Country | Link |
|---|---|
| CN (1) | CN213013903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123230A (en) * | 2021-05-04 | 2021-07-16 | 北华大学 | Bridge detection mechanism for civil engineering |
| CN114319102A (en) * | 2022-01-21 | 2022-04-12 | 山东大学 | Cable detection robot and working method thereof |
-
2020
- 2020-06-02 CN CN202020977579.8U patent/CN213013903U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123230A (en) * | 2021-05-04 | 2021-07-16 | 北华大学 | Bridge detection mechanism for civil engineering |
| CN114319102A (en) * | 2022-01-21 | 2022-04-12 | 山东大学 | Cable detection robot and working method thereof |
| CN114319102B (en) * | 2022-01-21 | 2023-02-28 | 山东大学 | Cable detection robot and working method thereof |
| WO2023137852A1 (en) * | 2022-01-21 | 2023-07-27 | 山东大学 | Cable detection robot and working method therefor |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |