CN211653038U - Overhead remote transmission transient characteristic type fault indicator - Google Patents
Overhead remote transmission transient characteristic type fault indicator Download PDFInfo
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- CN211653038U CN211653038U CN201921767012.1U CN201921767012U CN211653038U CN 211653038 U CN211653038 U CN 211653038U CN 201921767012 U CN201921767012 U CN 201921767012U CN 211653038 U CN211653038 U CN 211653038U
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- 230000006855 networking Effects 0.000 abstract description 3
- 238000013024 troubleshooting Methods 0.000 abstract 1
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Abstract
The utility model relates to the field of power grid fault indicators, in particular to an overhead remote transmission transient characteristic type fault indicator, which comprises a plurality of acquisition ends and a collection end, wherein the acquisition ends are arranged on acquired high-altitude cable wires, and the collection end is fixed on a corresponding cable wire rod through a mounting bracket; the collecting end comprises a self-power-taking device, a first wireless transmission device, a first storage battery, a collecting device and an indicating device, and the indicating device comprises a card turning device and a flashing device; the collecting end comprises a box body, a mounting bracket, a solar panel, a local wireless device and a remote wireless device; the box body also comprises a second storage battery, a main controller, a monitoring device, a wiring terminal, a USIM card slot and a parameter serial port; according to the technical scheme, the fault characteristics can be efficiently identified, the online stable operation can be realized for a long time, fault reasons can be clearly expressed, short-distance and remote mixed networking is realized, the troubleshooting speed is accelerated, the power failure time is shortened, and the informatization and automation level is improved.
Description
Technical Field
The utility model discloses electric wire netting fault indicator field especially relates to built on stilts teletransmission transient state characteristic type fault indicator.
Background
With the development of economy, the construction of a smart power grid is as good as possible, and a smart power distribution network as an important link of the construction of the smart power grid faces a huge difficult problem that a line is short-circuited and a line fault point is difficult to be quickly and accurately positioned during ground fault. The traditional fault finding has a series of problems of large investment, long power failure time, large consumption of manpower and material resources and the like. Therefore, the fault information collected by the fault indicator is uploaded to the main station by using a communication means, so that the response and processing time of line faults is shortened, and the reliability of power supply is particularly important to improve.
In recent years, a large amount of capital is invested in the state of distribution networks to carry out urban network and rural network transformation, a large amount of lines, switches, transformers and the like are transformed, and the distribution networks are upgraded from the aspect of hardware so as to improve the automation level of the distribution networks. However, the distribution network overhead line still has unsolved problems:
1. the running state of the distribution network line cannot be mastered in time, and the long trunk line and numerous branches of the overhead line need a large number of monitoring points to acquire data so as to master the running state of the line. At present, on a power distribution overhead line, the operation parameters are generally obtained through a feeder switch in a transformer substation and a few column switches with intelligent controllers, and the number of the two devices is far less than the minimum number requirement of reflecting the operation state of the line.
2. The difficulty of finding a line fault is high, and a distribution network overhead line is one of the most prone systems to faults due to the fact that the line is long, branches are multiple, the network structure is complex, and the distribution network overhead line is susceptible to external force and natural environment. Short-circuit faults and single-phase earth faults are the most common forms of fault. Under the current condition, after a fault occurs, the fault point needs to be searched by manually patrolling the line, the time spent on searching the fault point greatly exceeds the time consumed by repairing the fault, and the power failure loss is enlarged.
SUMMERY OF THE UTILITY MODEL
The utility model provides an overhead teletransmission transient state characteristic fault indicator can solve above-mentioned problem, reaches high-efficient discernment fault signature, long-time online steady operation, and the clear expression instructs the trouble, and intelligent management control for the investigation speed shortens the power off time, has improved informationization, automatic level.
The overhead remote transmission transient characteristic type fault indicator is characterized by comprising a plurality of acquisition ends and collection ends, wherein the acquisition ends are arranged on acquired overhead cables, and the collection ends are fixed on corresponding cable poles through mounting brackets; the acquisition end comprises a self-power-taking device arranged at the top end and in contact with the cable, a first wireless transmission device arranged in the acquisition end, a first storage battery, the acquisition device and an indicating device, wherein the self-power-taking device is electrically connected with the first storage battery and charges the first storage battery, and the first storage battery is electrically connected with the first wireless transmission device, the acquisition device and the indicating device; the indicating device comprises a card turning device and a flashing device; the collecting end comprises a box body, mounting brackets arranged on two sides of the outer part of the box body, a solar panel arranged on the top of the outer side of the box body through a hinge, a local wireless device and a remote wireless device arranged on the lower end of the outer side of the box body; the box body also comprises a second storage battery, a main controller, a monitoring device, a wiring terminal, a USIM (Universal subscriber identity module) clamping groove and a parameter serial port, wherein the USIM clamping groove and the parameter serial port are arranged at the lower end of the main controller; the solar panel is electrically connected with the collecting end and provides power, and the local wireless device and the remote wireless device are electrically connected with the controller; the acquisition device is electrically connected with the first wireless transmission device, and the local wireless device and the remote wireless device are electrically connected with the controller.
Preferably, the first wireless transmission device and the local wireless device are short-distance wireless communication devices, and the remote wireless device is a GPRS or GSM communication device.
Furthermore, the self-powered device comprises an open-close type current transformer and an induction power supply, the open-close type current transformer is connected to the cable line in a sleeved mode, the open-close type current transformer is electrically connected with the induction power supply, the induction power supply is electrically connected with the storage battery, and the induction power supply is fixedly arranged at the upper end inside the collecting end.
Furthermore, the acquisition device comprises a current sensor, a voltage sensor and an electric field sensor which are arranged on the open-close type current transformer; the current sensor, the voltage sensor and the electric field sensor are in signal connection with the first wireless transmission device.
Furthermore, the acquisition device also comprises an internal conversion circuit.
Further, the monitoring device comprises a pressure sensor and a Hall sensor.
Further, the monitoring device further comprises an internal conversion circuit.
Compared with the prior art, the beneficial effects of the utility model are as follows:
when the intelligent universal fault detection device is in practical use, three collectors are erected on a cable, a gathering end is fixed on a cable pole through an installation support, a self-power-taking device on the collector supplies power to the collectors for collecting power on the cable, meanwhile, the first storage battery stores the power, when the collecting device works, the working condition of the cable is monitored in real time, data of the cable is sent to a local wireless device on the gathering end through a first wireless transmission device inside the collecting end and then analyzed and processed by a main controller, when a fault occurs, the main controller analyzes the fault and sends a result to a first wireless transmission device in the collecting end through the local wireless device, fault indication is carried out through an indicating device, meanwhile, a fault signal is also transmitted to a remote control center through a remote wireless device by the main controller, remote transmission mainly depends on a communication card in a clamping groove, and compatibility of various network systems is completed, the remote control center realizes short-distance and remote mixed networking by utilizing a local wireless device and a remote wireless device, and realizes bidirectional interaction between the fault indicator and the remote control center; the collecting end is mainly powered by a solar panel, the second storage battery stores electricity, the monitoring device can well monitor the condition inside the cable pole, and the monitoring device is provided with a main controller for analysis; the wiring terminal on the main controller is used for connecting each component in the collecting terminal and supporting subsequent upgrading expansion, and the parameter serial port is used for inputting and outputting parameters by maintenance personnel. The utility model provides an aerial teletransmission transient state characteristic type fault indicator, three collection end can high-efficient discernment fault characteristics, gets the electricity on the automatic electricity taking device undercurrent line to automatic accumulate, can long-time online steady operation, indicating device clearly expresses the trouble reason, collects end short distance and long-range mixed network deployment, and intelligent management control for the speed of investigation shortens the power off time, and main control unit programming low-power consumption function has improved informationization, and the automation level.
Drawings
Fig. 1 is an overall schematic view of the overhead remote transmission transient characteristic type fault indicator of the present invention;
fig. 2 is an internal schematic view of a collecting end of the overhead remote transmission transient characteristic type fault indicator of the present invention;
reference numerals: 1-collection end, 2-collection end, 3-solar panel, 4-local wireless device, 5-remote wireless device, 6-installation support, 7-cable pole, 21-self-powered device, 22-indicating device, 11-second storage battery, 12-main controller, 13-parameter serial port, 14-wiring terminal and 15-USIM card slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
With reference to figure 1 of the drawings,
the overhead remote transmission transient characteristic fault indicator comprises a plurality of acquisition ends 2 and a collection end 1, wherein the acquisition ends 2 are arranged on acquired overhead cables, and the collection end 1 is fixed on a corresponding cable pole 7 through a mounting bracket 6; the acquisition end 2 comprises a self-power-taking device 21 arranged at the top end and in contact with the cable, a first wireless transmission device, a first storage battery, an acquisition device and an indication device 22, wherein the first wireless transmission device, the first storage battery, the acquisition device and the indication device 22 are arranged in the acquisition end 2; the indicating device 22 comprises a card turning device and a flashing device; the collecting end 1 comprises a box body, mounting brackets 6 arranged on two sides of the outside of the box body, a solar panel 3 arranged on the top of the outside of the box body through a hinge, a local wireless device 4 and a remote wireless device 5 arranged on the lower end of the outside of the box body; the box body also comprises a second storage battery 11, a main controller 12, a monitoring device, a wiring terminal 14, a USIM card slot 15 and a parameter serial port 13, wherein the USIM card slot 15 and the parameter serial port 13 are arranged at the lower end of the main controller; the solar panel 3 is electrically connected with the collecting end 1 and provides power, and the local wireless device 4 and the remote wireless device 5 are electrically connected with the controller; the acquisition device is electrically connected with the first wireless transmission device, and the local wireless device 4 and the remote wireless device 5 are electrically connected with the controller.
When in actual use, three collectors 2 are erected on a cable, a collecting end 1 is fixed on a cable pole 7 through a mounting bracket 6, a self-power-taking device 21 on the collector 2 supplies power for the collector 1 to collect the power on the cable, and stores the power for a first storage battery, when the collecting device works, the working condition of the cable is monitored in real time, the data of the cable is sent to a local wireless device 4 on the collecting end 1 through a first wireless transmission device inside the collecting end 2 and then analyzed and processed by a main controller 12, when a fault occurs, the main controller 12 analyzes the data and sends the result to the first wireless transmission device in the collecting end 1 through the local wireless device 4, fault indication is carried out through an indicating device 22, a turning device and a flashing device can clearly and comprehensively indicate the fault, and meanwhile, a fault signal is also transmitted to a remote control center through a remote wireless device 5 by the main controller, the remote transmission mainly depends on a communication card in a USIM card slot 13 to complete the compatibility of various network systems, the first wireless transmission device and the local wireless device 4 are short-distance wireless communication devices, the remote wireless device 5 is a GPRS or GSM communication device, and the remote control center realizes short-distance and remote mixed networking by using the local wireless device 4 and the remote wireless device 5 to realize bidirectional interaction of a fault indicator and the remote control center; the collecting end 1 is mainly powered by the solar panel 3, the second storage battery 11 stores electricity, the monitoring device can well monitor the condition inside the cable pole 7, and the main controller 12 performs analysis processing; the wiring terminal 14 on the main controller 12 is used for connecting each component in the collecting terminal 1 and supporting subsequent upgrading and expanding, and the parameter serial port 13 is used for inputting and outputting parameters by maintenance personnel.
The utility model provides an aerial teletransmission transient state characteristic fault indicator, three collection end 2 can high-efficient discernment fault characteristics, get the electricity on the automatic electric installation 21 undercurrent line to automatic accumulate, can long-time online steady operation, indicating device 22 clearly expresses the trouble reason, collects 1 short-range and long-range mixed network deployment of end, and intelligent management control for the speed of investigation shortens the power off time, and main control unit 12 programming low-power consumption function has improved informationization, and the automation level.
Further, the self-powered device 21 includes an open-close type current transformer and an induction power supply, the open-close type current transformer is connected to the cable line in a sleeved mode, the open-close type current transformer is electrically connected to the induction power supply, the induction power supply is electrically connected to the storage battery, and the induction power supply is fixedly installed at the upper end inside the collection end 2. When the current transformer is actually used, when current flows through the cable, cable sheath circulating current can be generated, when the cable sheath circulating current reaches certain strength, the open-close type current transformer can induce current, and then the acquisition end 2 is supplied with power through the self-induction power-taking power supply.
Furthermore, the acquisition device comprises a current sensor, a voltage sensor and an electric field sensor which are arranged on the open-close type current transformer, and the current sensor, the voltage sensor and the electric field sensor are in signal connection with the first wireless transmission device; in actual use, the operation data of the current, the voltage, the line load and the power quality of the cable are monitored.
Furthermore, the acquisition device also comprises an internal conversion circuit.
Further, the monitoring device comprises a pressure sensor and a Hall sensor. During actual use, the pressure between the collecting end 1 and the telegraph pole is monitored, when loosening occurs or the cable pole 7 is damaged or toppled, real-time monitoring can be achieved, meanwhile, the magnetic flux inside the telegraph pole is monitored through the Hall sensor, the fixing condition of the telegraph pole can be inferred through monitoring data, and the internal aging condition of the telegraph pole is determined.
Further, the monitoring device further comprises an internal conversion circuit.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The overhead remote transmission transient characteristic type fault indicator is characterized by comprising a plurality of acquisition ends (2) and a collection end (1), wherein the acquisition ends (2) are arranged on acquired overhead cables, and the collection end (1) is fixed on a corresponding cable pole (7) through a mounting bracket (6); the acquisition end (2) comprises a self-power-taking device (21) arranged at the top end and in contact with the cable, a first wireless transmission device, a first storage battery, an acquisition device and an indicating device (22) arranged in the acquisition end (2), wherein the self-power-taking device (21) is electrically connected with the first storage battery and charges the first storage battery, and the first storage battery is electrically connected with the first wireless transmission device, the acquisition device and the indicating device (22); the indicating device (22) comprises a card turning device and a flashing device;
the collecting end (1) comprises a box body, mounting brackets (6) arranged on two sides of the outside of the box body, a solar panel (3) mounted on the top of the outside of the box body through a hinge, a local wireless device (4) arranged at the lower end of the outside of the box body and a remote wireless device (5);
the box body also comprises a second storage battery (11), a main controller (12), a monitoring device, a wiring terminal (14), a USIM card slot (15) and a parameter serial port (13), wherein the USIM card slot (15) and the parameter serial port are arranged at the lower end of the main controller;
the solar panel (3) is electrically connected with the collecting end (1) and provides power, and the local wireless device (4) and the remote wireless device (5) are electrically connected with the controller; the acquisition device is electrically connected with the first wireless transmission device, and the local wireless device (4) and the remote wireless device (5) are electrically connected with the controller.
2. The overhead remote transmission transient-characteristic fault indicator according to claim 1, characterized in that said first wireless transmission means and said local wireless means (4) are short-range wireless communication means and said remote wireless means (5) are GPRS or GSM communication means.
3. The overhead remote transmission transient characteristic type fault indicator according to claim 1, wherein the self-powered device (21) comprises an open-close type current transformer and an induction power supply, the open-close type current transformer is sleeved on a cable, the open-close type current transformer is electrically connected with the induction power supply, the induction power supply is electrically connected with a storage battery, and the induction power supply is fixedly arranged at the upper end inside the acquisition end (2).
4. The overhead telemetry transient characteristic fault indicator of claim 3, wherein the acquisition device comprises a current sensor, a voltage sensor and an electric field sensor mounted on the open-close current transformer; the current sensor, the voltage sensor and the electric field sensor are in signal connection with the first wireless transmission device.
5. The overhead telemetry transient signature fault indicator of claim 1, wherein the acquisition device further comprises internal conversion circuitry.
6. The overhead telemetry transient signature fault indicator of claim 1, wherein the monitoring device comprises a pressure sensor and a hall sensor.
7. The overhead telemetry transient signature fault indicator of claim 1, wherein the monitoring device further comprises internal conversion circuitry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921767012.1U CN211653038U (en) | 2019-10-21 | 2019-10-21 | Overhead remote transmission transient characteristic type fault indicator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921767012.1U CN211653038U (en) | 2019-10-21 | 2019-10-21 | Overhead remote transmission transient characteristic type fault indicator |
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| CN211653038U true CN211653038U (en) | 2020-10-09 |
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| CN201921767012.1U Expired - Fee Related CN211653038U (en) | 2019-10-21 | 2019-10-21 | Overhead remote transmission transient characteristic type fault indicator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115395431A (en) * | 2022-10-27 | 2022-11-25 | 国网山东省电力公司昌邑市供电公司 | Remote control lifting device for FTU controller |
| CN117590156A (en) * | 2024-01-15 | 2024-02-23 | 国网湖北省电力有限公司 | Monitoring device for potential hazards accurate positioning of network overhead line |
-
2019
- 2019-10-21 CN CN201921767012.1U patent/CN211653038U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115395431A (en) * | 2022-10-27 | 2022-11-25 | 国网山东省电力公司昌邑市供电公司 | Remote control lifting device for FTU controller |
| CN117590156A (en) * | 2024-01-15 | 2024-02-23 | 国网湖北省电力有限公司 | Monitoring device for potential hazards accurate positioning of network overhead line |
| CN117590156B (en) * | 2024-01-15 | 2024-05-03 | 国网湖北省电力有限公司 | Monitoring device for potential hazards accurate positioning of network overhead line |
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Granted publication date: 20201009 |