CN210664351U - Multifunctional sag monitoring device for power transmission line - Google Patents
Multifunctional sag monitoring device for power transmission line Download PDFInfo
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- CN210664351U CN210664351U CN201922009132.1U CN201922009132U CN210664351U CN 210664351 U CN210664351 U CN 210664351U CN 201922009132 U CN201922009132 U CN 201922009132U CN 210664351 U CN210664351 U CN 210664351U
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Abstract
The utility model relates to a transmission line safety monitoring technical field, concretely relates to multi-functional sag monitoring device of transmission line, including the fuselage, the outside of fuselage sets up external antenna, and the both sides of fuselage set up first camera and second camera respectively, and the front side of fuselage sets up laser probe, and the middle part of fuselage sets up host system, and the upper portion of fuselage sets up the fixation clamp, and the fixation clamp contains upper and lower two parts to fasten through the anticreep screw, and the middle part of fixation clamp sets up CT and gets the electric installation, CT gets the electric installation and is connected with host system electrical property; the utility model discloses simple to operate, easy operation, low cost, the accuracy is high, can accomplish work such as sag measurement, analysis, transmission and early warning automatically, increases visual function on the sag device basis, and whether outer broken hidden danger exists in the real-time supervision circuit periphery, has improved intelligent degree, has improved the control dynamics greatly, has reduced working strength to easily use widely.
Description
Technical Field
The utility model relates to a transmission line safety monitoring technical field, concretely relates to multi-functional sag monitoring devices of transmission line.
Background
At present, the power supply network in China has tens of millions of kilometers of overhead transmission lines, and most lines are distributed in remote mountainous areas, so that the patrol and maintenance of the lines by power workers are very hard work. The sag of the power transmission line is an important index for line safety, but the index still adopts a traditional field measurement mode, namely the sag height of each power transmission line needs to be regularly checked and measured on site, which is very important for the safety influence of a local power grid, if the sag is too long, the power transmission line is loosened and exaggerated, and finally the power transmission tower collapses, so that the power grid is greatly influenced.
The sag monitoring of the power transmission line is an important measure for ensuring the safe operation of the overhead power transmission line, and the sag of the power transmission line is the vertical distance between any point on the overhead line and a connecting line of two suspension points. The existing power transmission line sag monitoring device has the problems of low measurement precision, large volume, inconvenience in use and installation, low intelligent degree and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the technical problem, the utility model aims to provide a: the multifunctional sag monitoring device for the power transmission line can automatically complete sag measurement, analysis, transmission, early warning and other works, and has a visual monitoring function.
The utility model discloses a solve the technical scheme that its technical problem adopted and do:
the multifunctional sag monitoring device for the power transmission line comprises a machine body, wherein an external antenna is arranged on the outer side of the machine body, a first camera and a second camera are respectively arranged on two sides of the machine body, a laser probe is arranged on the front side of the machine body, a master control module is arranged at the middle of the machine body, a fixing clamp is arranged on the upper portion of the machine body, an upper portion and a lower portion of the fixing clamp are contained, the fixing clamp is fastened through an anti-falling screw, a CT power taking device is arranged at the middle of the fixing clamp, and the CT power taking device is electrically connected with.
Preferably, the machine body is internally provided with a lithium battery, an antenna, a laser probe, a power management module, a laser ranging module, a wireless communication module and a main control circuit board.
Preferably, the external antenna is connected with the wireless communication module.
Preferably, the laser probe is connected with the laser ranging module.
Preferably, the fixing clip is internally provided with a non-slip mat.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses simple to operate, easy operation, low cost, the accuracy is high, can accomplish work such as sag measurement, analysis, transmission and early warning automatically, increases visual function on the sag device basis, and whether outer broken hidden danger exists in the real-time supervision circuit periphery, has improved intelligent degree, has improved the control dynamics greatly, has reduced working strength to easily use widely.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the present invention;
fig. 3 is a block diagram of the present invention.
In the figure: the system comprises a 1-CT power taking device, a 2-anti-falling screw, a 3-machine body, a 4-external antenna, a 5-laser probe, a 6-fixing clamp, a 7, a first camera, a 8-second camera and a 9-main control module.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings:
example 1
As shown in fig. 1-3, multi-functional sag monitoring device of transmission line, including fuselage 3, fuselage 3 is metal casing, the outside of fuselage 3 sets up external antenna 4, and the both sides of fuselage 3 set up first camera 7 and second camera 8 respectively, and the front side of fuselage 3 sets up laser probe 5, and the middle part of fuselage 3 sets up host system 9, and first camera 7 and second camera 8 link to each other with host system 9, through the mode of shooing two parts passageway about the control circuit respectively, the upper portion of fuselage 3 sets up fixation clamp 6, two parts about the inclusion of fixation clamp 6 to fasten through anticreep screw 2, make equipment can be firm fix on overhead conductor, the middle part of fixation clamp 6 sets up CT and gets electric installation 1, CT gets electric installation 1 and host system 9 electrical property and meets.
The CT electricity taking device 1 is an energy source of the whole device, is positioned in the fixing clamp 6 and is connected with the main control module 9, and when the line current is greater than or equal to 30A, the electricity taking device is started to charge the built-in lithium battery.
The machine body 3 is internally provided with a lithium battery, an antenna, a laser probe 5, a power management module, a laser ranging module, a wireless communication module and a main control circuit board; the external antenna 4 is connected with the wireless communication module, and the metal shell has a shielding effect, so that the antenna is external and has strong communication capacity; the laser probe 5 is connected with the laser ranging module and used for detecting the distance between the test point and the ground height L, then the data is transmitted to the main control module 9, and the control module obtains the actual sag height at the moment through the formula H, wherein the formula H is L-L. When the height exceeds the early warning value, sending warning information to a background through a wireless module; the fixing clamp 6 is internally provided with an anti-slip pad for fixing the equipment on the lead, increasing the friction force between the equipment and the lead and preventing the device from sliding on the lead due to factors such as wind power and the like.
The main control module 9 is the core of the whole set of device, and mainly comprises a core board, a power management module, a laser ranging module, a wireless communication module, a camera control module and the like. The core board is responsible for data processing, early warning analysis and task management, controls other modules to cooperatively operate and is the brain of the whole set of device; the power management module is responsible for device energy acquisition, energy storage and energy distribution and is a power source for device operation; the laser ranging module is responsible for controlling the emission and the reception of the laser probe 55 and then transmitting data to the core board to play a role in data acquisition and transmission; the camera control module is mainly responsible for starting and stopping control of the camera, encoding and compression of image data; the wireless communication module is mainly controlled by the core board and is used as a transmission channel of data information, and is responsible for sending image data, alarm information, state information and the like back to the master station, and simultaneously sending an instruction sent by the master station to the core board, so that remote control is realized.
The working principle of the whole device is as follows: the multifunctional sag monitoring device of the power transmission line is fixed on a conducting wire of the overhead power transmission line between A, B two-stage towers through a fixing clamp 6, and when the line current is greater than or equal to 30A, the power taking device is started to charge a lithium battery arranged in a metal shell and provide energy for equipment operation; after the device is installed, the horizontal height L of the lead (generally provided by a client) is issued to a front-end core board in a background instruction mode, and the core board stores data into FLASH; then remotely controlling the laser probe 5 to emit laser beams, carrying out primary data measurement (no wind), recording the time T for measuring the laser beams to and fro a target (ground) according to the distance measurement principle, then carrying out distance calculation through the light velocity C and the atmospheric refractive index N, assigning the calculated value to L, namely L is 1/2(N C T), calculating the initial value of the sag through the formula H is L-L, and storing the initial value; during normal work, 5 intermittent type nature (but time interval remote setting) of laser range finding module control laser probe send detecting signal (laser beam) monitoring circuit minimum point apart from ground height l, divide 10 groups laser beam at every turn and send, calculate 10 groups sag value, then select the minimum through the bubbling sequencing method, as this measured real-time sag height, furthest's external interference of getting rid of, and then also can analyze out the sag trend, when the sag value exceedes the early warning value (can be set for by customer oneself), the device produces alarm signal and sends to the backstage through wireless module, send to tour personnel's cell-phone with the SMS form again simultaneously on, make it in time master the sag condition, make counter measure. Meanwhile, the device has a visual monitoring function, the camera shoots regularly and sends the shot pictures to the background through the wireless module, the surrounding environment at the lowest point of the line can be monitored, whether external hidden dangers such as large machinery exist or not is judged, and therefore remote control of the external hidden dangers is achieved.
Claims (5)
1. The utility model provides a multi-functional sag monitoring device of transmission line, a serial communication port, including fuselage (3), the outside of fuselage (3) sets up external antenna (4), and the both sides of fuselage (3) set up first camera (7) and second camera (8) respectively, and the front side of fuselage (3) sets up laser probe (5), and the middle part of fuselage (3) sets up host system (9), and the upper portion of fuselage (3) sets up fixation clamp (6), and two parts about the inclusion of fixation clamp (6) to fasten through anticreep screw (2), the middle part of fixation clamp (6) sets up CT and gets electric installation (1), CT gets electric installation (1) and host system (9) electrical property and meets.
2. The multifunctional sag monitoring device for the power transmission line according to claim 1, wherein a lithium battery, an antenna, a laser probe (5), a power management module, a laser ranging module, a wireless communication module and a main control circuit board are arranged in the machine body (3).
3. The multifunctional sag monitoring device for the power transmission line according to claim 2, wherein the external antenna (4) is connected with the wireless communication module.
4. The multifunctional sag monitoring device for the power transmission line according to claim 2, wherein the laser probe (5) is connected with a laser ranging module.
5. The multifunctional sag monitoring device for the power transmission line according to claim 1, wherein an anti-skid pad is arranged inside the fixing clamp (6).
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CN201922009132.1U CN210664351U (en) | 2019-11-20 | 2019-11-20 | Multifunctional sag monitoring device for power transmission line |
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CN201922009132.1U CN210664351U (en) | 2019-11-20 | 2019-11-20 | Multifunctional sag monitoring device for power transmission line |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113432580A (en) * | 2021-06-22 | 2021-09-24 | 国网天津市电力公司 | Sag early warning projection device and detection method for communication ADSS optical cable |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113432580A (en) * | 2021-06-22 | 2021-09-24 | 国网天津市电力公司 | Sag early warning projection device and detection method for communication ADSS optical cable |
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