CN109782052B - Lightning stroke counting device - Google Patents

Lightning stroke counting device Download PDF

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Publication number
CN109782052B
CN109782052B CN201910202013.XA CN201910202013A CN109782052B CN 109782052 B CN109782052 B CN 109782052B CN 201910202013 A CN201910202013 A CN 201910202013A CN 109782052 B CN109782052 B CN 109782052B
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CN
China
Prior art keywords
controller
counting
power supply
wireless transceiver
transceiver module
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CN201910202013.XA
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Chinese (zh)
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CN109782052A (en
Inventor
梁峰
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海南蓝线实业有限公司
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Priority to CN201910202013.XA priority Critical patent/CN109782052B/en
Publication of CN109782052A publication Critical patent/CN109782052A/en
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Publication of CN109782052B publication Critical patent/CN109782052B/en

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Abstract

The invention provides a lightning stroke counting device, which adopts an open current transformer to detect the current on a grounding wire of a lightning arrester, when in lightning stroke, the open current transformer can sense the current to pass through and generate induced current to be transmitted to a first controller, the first controller controls the number of lightning strokes displayed on a first display screen to be increased by one, thereby realizing the lightning stroke counting function.

Description

Lightning stroke counting device

Technical Field

The invention relates to the technical field of lightning protection of distribution lines, in particular to a lightning stroke counting device.

Background

The lightning arrester is an important device for protecting power equipment, can introduce the thunder and lightning electric current to the ground when taking place thunderbolt, prevents that electric power system from receiving the damage, and in order to carry out certain grasp with the normal operating of guaranteeing electric power system to the thunderbolt, has designed the thunderbolt counter for count the number of times of thunderbolt.

The existing lightning stroke counter is generally fixed on a grounding wire of a lightning arrester and used for collecting whether a grounding wire has current to pass through to judge whether lightning stroke occurs or not, when the lightning stroke counter breaks down, the lightning stroke counter needs to be detached for maintenance, the detachment difficulty is high, the maintenance efficiency is reduced, and a worker often hardly judges whether the lightning stroke counter can normally work or not and cannot ensure the normal work of an electric power system.

Disclosure of Invention

Therefore, the lightning stroke counting device provided by the invention tests whether the counting function is normal or not by inputting a power supply to a test circuit, realizes current detection on a grounding wire of a lightning arrester by adopting the open current transformer, and can be easily disassembled if the lightning stroke counting device fails, so that the maintenance efficiency is improved.

The technical scheme of the invention is realized as follows:

a lightning stroke counting device comprises an opening current transformer, a first controller, a first display screen, a power supply and a test circuit, wherein the opening current transformer is sleeved on a ground wire of a lightning arrester; the first controller controls the power supply to transmit electric energy to the test circuit, the opening current transformer senses and generates a signal to transmit to the first controller, and the first controller updates counting display on the first display screen according to the signal transmitted by the opening current transformer.

Preferably, the test device further comprises an amplifying circuit for amplifying the power transmitted by the power supply, and the amplifying circuit is electrically connected with the power supply and the test circuit respectively.

Preferably, the test circuit further comprises a mechanical button used for sending a self-test signal to the first controller, the mechanical button is electrically connected with the first controller, the mechanical button is pressed, and the first controller controls the power supply to transmit power to the test circuit.

Preferably, the solar energy power supply further comprises a solar panel for converting solar energy into electric energy, and the solar panel is used for charging the power supply.

Preferably, still including the supervisory equipment that is used for carrying out remote monitoring and be used for carrying out data transmission's first wireless transceiver module with supervisory equipment, first controller is connected with first wireless transceiver module electricity, supervisory equipment includes second wireless transceiver module and self-checking button, first wireless transceiver module and second wireless transceiver module data connection press behind the self-checking button supervisory equipment sends the self-checking signal to first controller through second wireless transceiver module.

Preferably, the monitoring device further comprises a second controller for data processing and a second display screen for displaying the number of lightning strikes, the second controller is electrically connected with the second display screen and the second wireless transceiver module respectively, and the second controller sends a self-checking signal to the first controller through the second wireless transceiver module.

Preferably, still include the count box, first controller, power supply and test line set up inside the count box, opening current transformer set up outside the count box and with count box fixed connection, first display screen sets up outside the count box.

Preferably, the counting box further comprises a fixing support used for being fixed on the distribution tower, and the fixing support is arranged outside the counting box and integrally formed with the counting box.

Preferably, the test device further comprises an on-off switch for controlling the power supply to transmit electric energy to the test circuit, and the first controller controls the on-off of the on-off switch.

Compared with the prior art, the invention has the beneficial effects that:

the invention provides a lightning stroke counting device, which adopts an open current transformer to realize the detection of a grounding wire of a lightning arrester and the counting and display of lightning strokes, and is simple in assembly and disassembly due to the adoption of the open current transformer, can be disassembled and maintained in time if a fault occurs, improves the maintenance efficiency, is also provided with a test circuit, can simulate the lightning stroke condition by introducing a power supply into the test circuit, so as to trigger the lightning stroke counting device to work, can be used for judging whether the lightning stroke counting device can normally work in normal weather, and can be maintained and replaced in time if the lightning stroke counting device is judged to have the fault, thereby ensuring the stable operation of a power system.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic view of a lightning strike counting device according to an embodiment of the invention applied to a power distribution tower;

FIG. 2 is a schematic structural view of one embodiment of a lightning strike counting apparatus of the present invention;

FIG. 3 is a schematic structural diagram of an open current transformer of an embodiment of a lightning strike counting apparatus of the invention;

FIG. 4 is a schematic diagram of the self-test function of one embodiment of a lightning strike counting apparatus of the present invention;

FIG. 5 is a schematic diagram of one embodiment of a lightning strike counting apparatus of the present invention;

in the figure, 1 is an open current transformer, 2 is a first controller, 3 is a first display screen, 4 is a power supply, 5 is a test circuit, 6 is an amplifying circuit, 7 is a mechanical button, 8 is a solar cell panel, 9 is a first wireless transceiver module, 10 is a second wireless transceiver module, 11 is a self-checking button, 12 is a second controller, 13 is a second display screen, 14 is a counting box, 15 is a fixed support, and 16 is an on-off switch.

Detailed Description

For a better understanding of the technical content of the present invention, a specific embodiment is provided below, and the present invention is further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the lightning strike counting device provided by the invention comprises an opening current transformer 1, a first controller 2, a first display screen 3, a power supply 4 and a test circuit 5, wherein the opening current transformer 1 is sleeved on a ground wire of a lightning arrester, the first controller 2 is used for processing signals acquired by the opening current transformer 1, the first display screen 3 is used for displaying the number of lightning strikes, the power supply 4 is used for providing power, the test circuit 5 is used for performing self-test, the first controller 2 is respectively and electrically connected with the opening current transformer 1, the first display screen 3, the power supply 4 and the test circuit 5, the test circuit 5 is sleeved on the opening current transformer 1, and the test circuit 5 is electrically connected with the power supply 4; the first controller 2 controls the power supply 4 to transmit electric energy to the test circuit 5, the opening current transformer 1 senses and generates signals to be transmitted to the first controller 2, and the first controller 2 updates counting display on the first display screen 3 according to the signals transmitted by the opening current transformer 1.

In the embodiment, the open current transformer 1 is used as a lightning strike current collecting unit, and only the open current transformer 1 needs to be opened, and the grounding wire of the lightning arrester passes through the open current transformer 1, when lightning strike occurs, lightning strike current is led into the grounding wire from the lightning arrester, at the moment, the open current transformer 1 induces current to pass and generates a corresponding current signal, the open current transformer 1 transmits the generated current signal to the first controller 2, the first controller 2 controls the number on the first display screen 3 to add one after receiving the signal, namely, the number of lightning strokes is increased by one, so that the statistics of the number of the lightning strokes is realized, because the open current transformer 1 is adopted, the assembly and disassembly are convenient, if the lightning stroke counting device fails, the power system can be detached conveniently, replacement or maintenance is achieved, and stable operation of the power system is guaranteed.

In order to guarantee normal use of thunderbolt counting assembly, this embodiment is provided with test circuit 5, 5 covers of test circuit are established on opening current transformer 1, first controller 2 can control power supply 4 transmission electric energy to test circuit 5 on, thereby the simulation thunderbolt, if thunderbolt counting assembly function is normal, then opening current transformer 1 can respond to and obtain current signal and transmit for first controller 2, first controller 2 then can control the accumulative thunderbolt number of times plus one on the first display screen 3, judge the function of thunderbolt counting assembly with this, guarantee can be normal when thunderbolt weather count the thunderbolt, provide the guarantee for electric power system's steady operation.

The lightning stroke counting device also comprises a counting box 14, a first controller 2, a power supply 4, a test line 5 and the like which are all arranged in the counting box 14, and an open current transformer 1 is arranged outside the counting box 14 and is fixedly connected with the counting box 14.

In addition, in order to facilitate installation of the counting box 14, a fixing support 15 is arranged outside the counting box 14, the fixing support 15 and the counting box 14 are integrally formed, and when the counting box is installed, the fixing support 15 can be directly fixed on a distribution tower to realize fixation.

Preferably, the test device further comprises an amplifying circuit 6 for amplifying the power transmitted by the power supply 4, and the amplifying circuit 6 is electrically connected with the power supply 4 and the test line 5 respectively.

Because the power supply 4 is used for supplying power to each component, the transmitted electric energy of the power supply may not be enough to induce the open current transformer 1, the electric energy transmitted to the test circuit 5 by the power supply 4 is amplified by additionally arranging the amplifying circuit 6, so that the test circuit 5 can simulate the condition that the grounding wire is struck by lightning.

The lightning stroke counting device does not need much power supply, so the power supply 4 in the invention can be realized by adopting a rechargeable storage battery.

Preferably, the test device further comprises a mechanical button 7 for sending a self-test signal to the first controller 2, the mechanical button 7 is electrically connected with the first controller 2, the mechanical button 7 is pressed, and the first controller 2 controls the power supply 4 to transmit power to the test circuit 5.

On thunderbolt counting assembly, still be provided with mechanical button 7, mechanical button 7 sets up in the outside of count box 14, through pressing mechanical button 7, can transmit the self-checking signal to first controller 2 can control power supply 4 and transmit the electric energy to test line 5 in, the simulation thunderbolt condition.

Preferably, a solar panel 8 for converting solar energy into electric energy is further included, and the solar panel 8 charges the power supply 4.

In order to ensure that the lightning stroke counting device can stably operate for a long time, the outer surface of the counting box 14 is also provided with a solar cell panel 8 which is used for converting solar energy received in the daytime into electric energy and charging the power supply 4 to ensure that the power supply of the lightning stroke counting device is sufficient.

Preferably, the monitoring device further comprises a monitoring device for remote monitoring and a first wireless transceiver module 9 for data transmission with the monitoring device, the first controller 2 is electrically connected with the first wireless transceiver module 9, the monitoring device comprises a second wireless transceiver module 10, a self-checking button 11, a second controller 12 and a second display screen 13, the first wireless transceiver module 9 and the second wireless transceiver module 10 are in data connection, and after the self-checking button 11 is pressed, the monitoring device sends a self-checking signal to the first controller 2 through the second wireless transceiver module 10.

The invention also comprises a monitoring device for remote monitoring, the monitoring device can be arranged in a monitoring room and comprises a second controller 12, a second wireless transceiver module 10, a second display screen 13 and a self-checking button 11, the counting box 14 is internally provided with a first wireless transceiver module 9, the first controller 2 and the second controller 12 can carry out data interaction through the first wireless transceiver module 9 and the second wireless transceiver module 10, when a lightning strike occurs, the first controller 2 can transmit lightning strike counting information to the first display screen 3 for displaying, on one hand, the first controller can transmit the lightning strike counting information to the second controller 12 through the first wireless transceiver module 9, and the second controller 12 can display the lightning strike frequency information on the second display screen 13 to realize remote monitoring.

The first controller 2 and the second controller 12 may be implemented by a single chip microcomputer, specifically, a commercially available STM32 model single chip microcomputer (for example, STM32F101R8), and the first wireless transceiver module 9 and the second wireless transceiver module 10 may be implemented by Zigbee wireless transceiver modules.

And first wireless transceiver module 9 not only can send the thunderbolt number of times information, can also receive the information of second controller 12 transmission, when monitoring personnel need long-range inspection thunderbolt count function when normal, through pressing self-checking button 11, second controller 12 receives the self-checking signal after, send the self-checking information for first controller 2 through second wireless transceiver module 10, first controller 2 control power supply 4 transmits the electric energy to test line 5 for the simulation thunderbolt condition, thereby judge whether normal of thunderbolt count function.

Preferably, the test device further comprises an on-off switch 16 for controlling the power supply 4 to transmit power to the test line 5, and the first controller 2 controls the on-off of the on-off switch 16.

The on-off switch 16 is arranged to control the power supply 4 to transmit to the test circuit 5, and only when the first controller 2 receives the self-checking signal, the on-off switch 16 is controlled to be switched on, so that the power supply 4 can transmit electric energy to the test circuit 5 to realize simulation test, and the on-off switch 16 can be realized by adopting a thyristor.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. A lightning stroke counting device is characterized by comprising an opening current transformer, a first controller, a first display screen, a power supply and a test circuit, wherein the opening current transformer is sleeved on a ground wire of a lightning arrester; the first controller controls the power supply to transmit electric energy to the test circuit, the opening current transformer senses and generates a signal to transmit to the first controller, and the first controller updates counting display on the first display screen according to the signal transmitted by the opening current transformer.
2. The lightning stroke counting device according to claim 1, further comprising an amplifying circuit for amplifying the power transmitted by the power supply, wherein the amplifying circuit is electrically connected to the power supply and the test circuit, respectively.
3. The lightning strike counting device of claim 1, further comprising a mechanical button for sending a self-test signal to the first controller, the mechanical button being electrically connected to the first controller, wherein pressing the mechanical button controls the power supply to deliver power to the test circuit.
4. The lightning strike counting device of claim 1, further comprising a solar panel for converting solar energy into electrical energy, the solar panel charging a power supply.
5. The lightning strike counting device according to claim 1, further comprising a monitoring device for remote monitoring and a first wireless transceiver module for data transmission with the monitoring device, wherein the first controller is electrically connected to the first wireless transceiver module, the monitoring device includes a second wireless transceiver module and a self-checking button, the first wireless transceiver module and the second wireless transceiver module are in data connection, and the monitoring device sends a self-checking signal to the first controller through the second wireless transceiver module after the self-checking button is pressed.
6. The lightning strike counting device according to claim 5, wherein the monitoring device further comprises a second controller for performing data processing and a second display screen for displaying the number of lightning strikes, the second controller is electrically connected with the second display screen and the second wireless transceiver module, respectively, and the second controller sends the self-test signal to the first controller through the second wireless transceiver module.
7. The lightning strike counting device of claim 1, further comprising a counting box, wherein the first controller, the power supply and the test circuit are arranged inside the counting box, the open-ended current transformer is arranged outside the counting box and fixedly connected with the counting box, and the first display screen is arranged outside the counting box.
8. The lightning strike counting assembly of claim 7, further comprising a mounting bracket for mounting on a distribution tower, the mounting bracket being disposed outside the counting box and integrally formed with the counting box.
9. The lightning strike counting assembly of claim 1, further comprising an on/off switch for controlling the power supply to deliver power to the test circuit, wherein the first controller controls the on/off of the on/off switch.
CN201910202013.XA 2019-03-18 2019-03-18 Lightning stroke counting device CN109782052B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910202013.XA CN109782052B (en) 2019-03-18 2019-03-18 Lightning stroke counting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910202013.XA CN109782052B (en) 2019-03-18 2019-03-18 Lightning stroke counting device

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CN109782052A CN109782052A (en) 2019-05-21
CN109782052B true CN109782052B (en) 2020-01-07

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202870180U (en) * 2012-10-24 2013-04-10 中国人民解放军理工大学气象学院 Integrated device for monitoring thunder and ground electric field
CN203069702U (en) * 2013-01-20 2013-07-17 四川省奥凌通信工程有限责任公司 Lightning protection equipment intelligence monitoring system
CN106771819A (en) * 2017-01-05 2017-05-31 国网福建省电力有限公司泉州供电公司 A kind of Portable arrester resistive leakage current detection means
CN107064709A (en) * 2016-12-28 2017-08-18 上海欧忆能源科技有限公司 Outdoor arrester
CN107817380A (en) * 2017-09-14 2018-03-20 国网新疆电力公司经济技术研究院 Transmission line of electricity Zinc-Oxide Arrester on-Line Monitor Device based on wireless telecommunications
CN207516435U (en) * 2017-11-28 2018-06-19 江西省气象灾害防御技术中心 A kind of counting device for being used to count number of lightning strokes
CN208076607U (en) * 2018-03-21 2018-11-09 国家电网公司 Counting thunder remote detection device
CN109063850A (en) * 2018-07-26 2018-12-21 海南电网有限责任公司电力科学研究院 A kind of lightning strike positioning system and method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202870180U (en) * 2012-10-24 2013-04-10 中国人民解放军理工大学气象学院 Integrated device for monitoring thunder and ground electric field
CN203069702U (en) * 2013-01-20 2013-07-17 四川省奥凌通信工程有限责任公司 Lightning protection equipment intelligence monitoring system
CN107064709A (en) * 2016-12-28 2017-08-18 上海欧忆能源科技有限公司 Outdoor arrester
CN106771819A (en) * 2017-01-05 2017-05-31 国网福建省电力有限公司泉州供电公司 A kind of Portable arrester resistive leakage current detection means
CN107817380A (en) * 2017-09-14 2018-03-20 国网新疆电力公司经济技术研究院 Transmission line of electricity Zinc-Oxide Arrester on-Line Monitor Device based on wireless telecommunications
CN207516435U (en) * 2017-11-28 2018-06-19 江西省气象灾害防御技术中心 A kind of counting device for being used to count number of lightning strokes
CN208076607U (en) * 2018-03-21 2018-11-09 国家电网公司 Counting thunder remote detection device
CN109063850A (en) * 2018-07-26 2018-12-21 海南电网有限责任公司电力科学研究院 A kind of lightning strike positioning system and method

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