CN210866029U - Isolator position detection device based on vision - Google Patents
Isolator position detection device based on vision Download PDFInfo
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- CN210866029U CN210866029U CN201922311069.7U CN201922311069U CN210866029U CN 210866029 U CN210866029 U CN 210866029U CN 201922311069 U CN201922311069 U CN 201922311069U CN 210866029 U CN210866029 U CN 210866029U
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- dial
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- disconnecting link
- operating mechanism
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Abstract
A visual-based disconnecting switch position detection device is characterized in that a dial is coaxially and fixedly connected to one end of a transmission shaft of an operating mechanism and used for corresponding different positions of a disconnecting link of the operating mechanism through different indication scales; the image acquisition device is arranged on one side of the dial disc through a support, is arranged right opposite to the dial disc, and is used for acquiring an image of the dial disc in real time and sending the image to the video identification system in real time; the video identification system is used for displaying and identifying according to the received dial images so as to judge whether the position of the disconnecting link reaches the opening and closing position or not, and sending a control signal to the controller after judging that the position of the disconnecting link does not reach the opening and closing position; the controller is used for controlling the continuous action of the driving motor according to the received control signal so as to control the disconnecting link to accurately reach the opening and closing position; the lighting device is arranged above the image acquisition device and used for providing illumination. The device can guarantee the accuracy of the electric control of the position of the disconnecting link and can effectively reduce the probability of inaccurate disconnecting and connecting positions.
Description
Technical Field
The utility model belongs to the technical field of the isolator, concretely relates to isolator position detection device based on vision.
Background
In a subway (light rail) track system, in order to avoid electrochemical corrosion of metal caused by stray current, an insulation joint is generally required to be arranged on a track of a special section, and in order to ensure normal flowing of return current when a locomotive runs, a one-way conduction device is required to be arranged in the insulation joint.
The isolating switch is an important component of the unidirectional conducting device, the electric isolating switch operating mechanism is driven by the motor, the torque is transmitted to the output shaft after being reduced by the gear, the worm and the worm gear, and the isolating switch is connected through the steel pipe for switching on and off during installation. In field practice, due to factors such as mechanical system errors or electrical control errors, the opening and closing positions of the isolating switch are prone to be inaccurate, and the problems that judgment is not timely or wrong and the like exist even if a worker judges on the spot exist, so that reliable power supply of the one-way conduction device can be influenced.
Disclosure of Invention
To the problem that above-mentioned prior art exists, the utility model provides a isolator position detection device based on vision, the device can guarantee the automatically controlled accuracy in switch position, can effectively reduce and divide, the unsafe probability in close position, and then can guarantee isolator's reliable work.
The utility model provides a vision-based isolation switch position detection device, which comprises an operating mechanism, a driving motor for driving the operating mechanism, a controller for controlling the driving motor, a circular dial, an image acquisition device, a video identification system and a lighting device;
the dial is coaxially and fixedly connected to one end of a transmission shaft of the operating mechanism and is used for corresponding to different positions of a disconnecting link of the operating mechanism through different indication scales;
the image acquisition device is arranged on one side of the dial disc through a support, is arranged right opposite to the dial disc, and is used for acquiring an image of the dial disc in real time and sending the image to the video identification system in real time;
the video identification system is used for displaying and identifying according to the received dial images so as to judge whether the position of the disconnecting link reaches the opening and closing position or not, and sending a control signal to the controller after judging that the position of the disconnecting link does not reach the opening and closing position;
the controller is used for controlling the continuous action of the driving motor according to the received control signal so as to control the disconnecting link to accurately reach the opening and closing position;
the lighting device is arranged above the image acquisition device and used for providing lighting.
Preferably, the image acquisition device is connected with the video identification system in a wired or wireless mode.
Preferably, the image acquisition device is a camera, the video identification system is composed of an image acquisition card, an upper computer and a read-through switching port, the input end and the output end of the image acquisition card are respectively connected with the camera and the upper computer, and the upper computer is connected with the controller through the read-through switching port.
Preferably, the controller is a PLC controller.
The utility model discloses in, through calibrated scale and operating mechanism's transmission shaft synchronous rotation, whether can reach the accurate position that opens and shuts through the audio-visual demonstration switch that shows of the change of the instruction scale of calibrated scale to can feed back out control signal to the controller when not reaching the accurate position that opens and shuts, so that the controller can control driving motor's continuation action, make the switch reach the accurate position that opens and shuts. Because the isolating switch is arranged in the box body of the one-way conduction device, accurate identification of images can be ensured through illumination. The device can not only guarantee the accurate target in place of switch, can also avoid leading to judging the condition emergence of mistake because of the factor of staff experience.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an electrical control schematic block diagram of the present invention.
In the figure: 1. the device comprises an operating mechanism, 2, a transmission shaft, 3, a dial, 4, an image acquisition device, 5, a visual identification system, 6, a disconnecting link, 7 and a driving motor.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, a visual-based isolator position detecting device includes an operating mechanism 1, a driving motor 7 for driving the operating mechanism 1, a controller for controlling the driving motor 7, a circular dial 3, an image capturing device 4, a video recognition system 5 and a lighting device;
the dial 3 is coaxially and fixedly connected to one end of the transmission shaft 2 of the operating mechanism 1 and is used for corresponding to different positions of the disconnecting link 6 of the operating mechanism 1 through different indication scales;
the image acquisition device 4 is arranged on one side of the dial 3 through a bracket, is arranged right opposite to the dial 3, is used for acquiring images of the dial 3 in real time and sending the images to the video identification system 5 in real time;
the video identification system 5 is used for displaying and identifying according to the received dial 3 image so as to judge whether the position of the disconnecting link 6 reaches the opening and closing position or not, and sending a control signal to the controller after judging that the position does not reach the opening and closing position;
the controller is used for controlling the continuous action of the driving motor according to the received control signal so as to control the disconnecting link 6 to accurately reach the opening and closing position;
the illumination device is arranged above the image acquisition device 4 and used for providing illumination. Because the isolating switch is arranged in the box body of the one-way conduction device, accurate identification of images can be ensured through illumination.
Preferably, the image capturing device 4 is connected to the video recognition system 5 in a wired or wireless manner.
Preferably, the image acquisition device 4 is a camera, the video identification system 5 is composed of an image acquisition card, an upper computer and a read-through switching interface, the input end and the output end of the image acquisition card are respectively connected with the camera and the upper computer, and the upper computer is connected with the controller through the read-through switching interface. The upper computer can display the image of the dial 3 collected by the camera in real time, so that a manager can visually judge whether the disconnecting link 6 is in place, and if the manager finds that the disconnecting link 6 is not in place, the manager can manually control the driving motor 7 through the controller, so that the in-place condition of the disconnecting link 6 is ensured.
Preferably, the controller is a PLC controller.
Whether the disconnecting link reaches the accurate opening and closing position can be visually shown through the change of the indicating scales of the dial by synchronously rotating the dial and the transmission shaft of the operating mechanism, so that a control signal can be fed back to the controller when the disconnecting link does not reach the accurate opening and closing position, the controller can control the continuous action of the driving motor, and the disconnecting link reaches the accurate opening and closing position. The device can not only guarantee the accurate target in place of switch, can also avoid leading to judging the condition emergence of mistake because of the factor of staff experience.
Claims (4)
1. A vision-based isolating switch position detection device comprises an operating mechanism (1), a driving motor (7) for driving the operating mechanism (1) and a controller for controlling the driving motor (7), and is characterized by further comprising a circular dial (3), an image acquisition device (4), a video identification system (5) and a lighting device;
the dial (3) is coaxially and fixedly connected to one end of a transmission shaft (2) of the operating mechanism (1) and is used for corresponding to different positions of a disconnecting link (6) of the operating mechanism (1) through different indication scales;
the image acquisition device (4) is arranged on one side of the dial (3) through a support and is arranged right opposite to the dial (3) and used for acquiring images of the dial (3) in real time and sending the images to the video identification system (5) in real time;
the video identification system (5) is used for displaying and identifying according to the received dial (3) image so as to judge whether the position of the disconnecting link (6) reaches the opening and closing position or not, and sending a control signal to the controller after judging that the position does not reach the opening and closing position;
the controller is used for controlling the continuous action of the driving motor according to the received control signal so as to control the disconnecting link (6) to accurately reach the opening and closing position;
the lighting device is arranged above the image acquisition device (4) and used for providing illumination.
2. A vision based disconnector position detection device according to claim 1, characterized in that the image acquisition means (4) are connected to the video recognition system (5) by wire or wirelessly.
3. The vision-based isolating switch position detecting device as claimed in claim 1, wherein the image acquisition device (4) is a camera, the video recognition system (5) is composed of an image acquisition card, an upper computer and a read-through switching port, the input end and the output end of the image acquisition card are respectively connected with the camera and the upper computer, and the upper computer is connected with the controller through the read-through switching port.
4. The vision-based isolator position detecting device of claim 3, wherein the controller is a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922311069.7U CN210866029U (en) | 2019-12-20 | 2019-12-20 | Isolator position detection device based on vision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922311069.7U CN210866029U (en) | 2019-12-20 | 2019-12-20 | Isolator position detection device based on vision |
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| Publication Number | Publication Date |
|---|---|
| CN210866029U true CN210866029U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922311069.7U Active CN210866029U (en) | 2019-12-20 | 2019-12-20 | Isolator position detection device based on vision |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113300456A (en) * | 2021-04-16 | 2021-08-24 | 中国南方电网有限责任公司超高压输电公司南宁局 | Disconnecting link control device of transformer substation, disconnecting link equipment and transformer substation |
| CN115179255A (en) * | 2022-07-08 | 2022-10-14 | 广东电网有限责任公司 | Equipment state detection method, system and equipment for prefabricated cabin type transformer substation |
-
2019
- 2019-12-20 CN CN201922311069.7U patent/CN210866029U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113300456A (en) * | 2021-04-16 | 2021-08-24 | 中国南方电网有限责任公司超高压输电公司南宁局 | Disconnecting link control device of transformer substation, disconnecting link equipment and transformer substation |
| CN115179255A (en) * | 2022-07-08 | 2022-10-14 | 广东电网有限责任公司 | Equipment state detection method, system and equipment for prefabricated cabin type transformer substation |
| CN115179255B (en) * | 2022-07-08 | 2024-05-03 | 广东电网有限责任公司 | Equipment state detection method, system and equipment for prefabricated cabin type transformer substation |
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