CN106291118A - Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof - Google Patents
Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof Download PDFInfo
- Publication number
- CN106291118A CN106291118A CN201610620905.8A CN201610620905A CN106291118A CN 106291118 A CN106291118 A CN 106291118A CN 201610620905 A CN201610620905 A CN 201610620905A CN 106291118 A CN106291118 A CN 106291118A
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- China
- Prior art keywords
- lead
- ground
- monitoring
- wire
- ground lead
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
- G01R27/205—Measuring contact resistance of connections, e.g. of earth connections
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/17—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values giving an indication of the number of times this occurs, i.e. multi-channel analysers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
Abstract
The invention provides a kind of arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof, including shell, CPU, monitoring of equipment unit and alarm device etc.；The step such as including the resistance of resistance detector detection ground lead, the lightning current occurrence number in Pulse induction device record ground lead；Ground wire grounding lead-in wire can be monitored and early warning by the present invention in real time, convenient and reliable, solve the operation maintenance problem of arrester ground lead-in wire, improve safety, it is to avoid because ground lead damages undiscovered and equipment when causing thunderbolt the hidden danger damaged or cause pedestrains safety.Number of lightning strokes can be carried out record statistics simultaneously, facilitate personnel that the circuit frequently that is struck by lightning is added inspection, hidden danger is prevented.Arrester ground of the present invention lead-in wire monitoring and pre-alarming method can effectively comprehensive monitoring and warning, it is to avoid has careless omission, has and preferably add up effect.
Description
Technical field
The present invention relates to lightning protection facility field, specifically, relate to a kind of arrester ground lead-in wire monitoring warning device.
Background technology
On post, spark gap is the most universal in lightning protection facility at present, and it is connected between circuit and the earth, because of thunderbolt
Generation action during high transient overvoltage occurs, by ground lead, electric current is introduced the earth, and ground lead is once because of environment sky
The factors such as gas, wear and aging, artificial destruction disconnect with earthing pole, and spark gap will be ineffective, is so likely to result in operation
Equipment is struck by lightning, when thundering around also must refrain from pedestrian in 8 meters and pass through.Consequently, it is possible to the safe operation of ground lead is safeguarded
And judge the most particularly important, but arrester ground lead-in wire makes an inspection tour O&M by personnel entirely at present, does not has a set of effective prison in real time
Survey device to monitor and early warning, and circuit is lacked well statistics by thunderbolt area frequently.
Summary of the invention
It is an object of the invention to overcome the weak point of above-mentioned conventional art, it is provided that a kind of can be to the ground connection of spark gap
Lead-in wire monitoring in real time, reminds passerby at abnormal alarm and reaches dispatcher, and being able to record that the spark gap of number of lightning strokes
Ground lead monitoring warning device and monitoring and pre-alarming method thereof.
The technical scheme is that
Arrester ground lead-in wire monitoring warning device, it is characterised in that: include
Shell；
CPU, is positioned at shell；
Monitoring of equipment unit, the lightning current in the resistance detecting ground lead and ground lead, it is positioned at shell,
Electrically connect with CPU；
Alarm device, for warning to passerby, electrically connects with CPU.
A kind of concrete prioritization scheme, monitoring of equipment unit includes resistance detector, resistance detector respectively with ground lead
Electrically connect with CPU.
A kind of concrete prioritization scheme, monitoring of equipment unit includes Pulse induction device, Pulse induction device respectively with ground lead
Electrically connect with CPU.
A kind of concrete prioritization scheme, monitoring of equipment unit is in parallel with ground lead.
A kind of concrete prioritization scheme, alarm device includes voice guard and/or light alarm apparatus.
Alarm device sends strong flash of light and high pitch interval early warning sound when receiving CPU alarm signal, carries
Show that patrolman and pedestrian, switch installed above control it.
A kind of concrete prioritization scheme, shell is provided with fixing device.
A kind of concrete prioritization scheme, fixing device includes that engaging lug, engaging lug are provided with connecting hole.
A kind of concrete prioritization scheme, shell is provided with the terminals being connected with ground lead.
A kind of concrete prioritization scheme, also includes the wireless communication unit for sending detection data, wireless communication unit with
CPU electrically connects.
Wireless communication unit can send data to scheduling station system, convenient monitoring in real time.
Arrester ground of the present invention lead-in wire monitoring warning device, can be to ground wire grounding owing to have employed technique scheme
Lead-in wire is monitored and early warning in real time, convenient and reliable, solves the operation maintenance problem of arrester ground lead-in wire, improves safety
Property, it is to avoid because ground lead damages undiscovered and equipment when causing thunderbolt the hidden danger damaged or cause pedestrains safety.
Number of lightning strokes can be carried out record statistics simultaneously, facilitate personnel that the circuit frequently that is struck by lightning is added inspection, hidden danger is carried out pre-
Anti-.
A kind of arrester ground lead-in wire monitoring and pre-alarming method, it is characterised in that comprise the steps:
The resistance of A, resistance detector detection ground lead, then sends the data to CPU, and central authorities process
Comparing after the data that unit receives, if greater than 4 Ω, CPU sends data to alarm device and nothing simultaneously
Line communication unit, alarm device is reported to the police after receiving data, data is sent after wireless communication unit reception data；
Lightning current occurrence number in B, Pulse induction device record ground lead, and it is single to send the data to central authorities' process
Unit, the data received are preserved, send data to wireless communication unit simultaneously by CPU, and wireless communication unit receives
After data, data are sent.
Arrester ground of the present invention lead-in wire monitoring and pre-alarming method can effectively comprehensive monitoring and warning, it is to avoid has careless omission, has
Preferably add up effect.
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the external structure schematic diagram of arrester ground of the present invention lead-in wire monitoring warning device；
Fig. 2 is the structural representation of arrester ground of the present invention lead-in wire monitoring warning device.
Detailed description of the invention
Embodiment 1: as shown in Figure 1 to Figure 2, arrester ground lead-in wire monitoring warning device, including
Shell 1；
CPU 6, is positioned at shell 1；
Monitoring of equipment unit 8, the lightning current in the resistance detecting ground lead and ground lead, it is positioned at shell 1
In, electrically connect with CPU 6；
Alarm device 3, for warning to passerby, electrically connects with CPU 6.
It is outside that alarm device 3 is arranged on shell 1.
Shell 1 is provided with the louvre being arranged with ventilation, is provided with radiator fan, in order to ventilate in time in louvre
Heat radiation, meets the protection requirement to this device interior element under outdoor environment and environment under high pressure；
Monitoring of equipment unit 8 includes resistance detector, and resistance detector is electric with ground lead and CPU 6 respectively
Connect.
Monitoring of equipment unit 8 includes Pulse induction device, and Pulse induction device is electric with ground lead and CPU 6 respectively
Connect.
Additionally, CPU 6 can use central processing unit, naturally it is also possible to use single-chip microcomputer.Central authorities process single
The data received can be compared by unit 6 with lightning current number of times, when data exceed its threshold values, sends a signal to radio communication list
Unit and audible-visual annunciator.
Monitoring of equipment unit 8 is in parallel with ground lead.
Alarm device 3 includes voice guard and/or light alarm apparatus.In the present embodiment, use audible-visual annunciator, simultaneously
Possess audible alarm and light warning function.
Shell 1 is provided with fixing device.
Fixing device includes that engaging lug 4, engaging lug 4 are provided with connecting hole 5.
Engaging lug 4 quantity is two, is arranged on shell 1 top and is symmetrical arranged, and during use, is led to metope by engaging lug 4
Cross the fixing connection of the devices such as connecting hole 5, bolt or screw.
Shell 1 is provided with the terminals 2 being connected with ground lead.
Terminals 2 are respectively arranged on shell 1 upper and lower, owing to ground lead is generally vertically arranged, this setting be easy to by
Monitoring of equipment unit be arranged in parallel.
Also include the wireless communication unit 7 for sending detection data, wireless communication unit 7 and CPU 6 electricity
Connect.
Shell 1 uses insulant to make, can be at high voltage reliability service, it is ensured that equipment dependability.It is also possible to provide
Radome, protects main components, it is to avoid magnetic interference, it is ensured that reliability operation under equipment high-intensity magnetic field.
A kind of arrester ground lead-in wire monitoring and pre-alarming method, comprises the steps:
The resistance of A, resistance detector detection ground lead, then sends the data to CPU 6, and central authorities process
Comparing after the data that unit 6 receives, if greater than 4 Ω, CPU 6 sends data to alarm device 3 simultaneously
With wireless communication unit 7, alarm device 3 receives warning after data, and data are sent after receiving data by wireless communication unit 7；
Lightning current occurrence number in B, Pulse induction device record ground lead, and send the data to CPU
6, the data received are preserved by CPU 6, send data to wireless communication unit 7 simultaneously, and wireless communication unit 7 connects
After receiving data, data are sent.
Claims (10)
1. arrester ground lead-in wire monitoring warning device, it is characterised in that: include
Shell；
CPU, is positioned at shell；
Monitoring of equipment unit, the lightning current in detecting the resistance of ground lead and ground lead, be positioned at shell, with in
Central Processing Unit electrically connects；
Alarm device, for warning to passerby, electrically connects with CPU.
Arrester ground the most according to claim 1 lead-in wire monitoring warning device, it is characterised in that: monitoring of equipment unit bag
Including resistance detector, resistance detector electrically connects with ground lead and CPU respectively.
Arrester ground the most according to claim 1 lead-in wire monitoring warning device, it is characterised in that: monitoring of equipment unit bag
Including Pulse induction device, Pulse induction device electrically connects with ground lead and CPU respectively.
Arrester ground the most according to claim 1 lead-in wire monitoring warning device, it is characterised in that: monitoring of equipment unit with
Ground lead is in parallel.
Arrester ground the most according to claim 1 lead-in wire monitoring warning device, it is characterised in that: alarm device includes sound
Sound alarm and/or light alarm apparatus.
Arrester ground the most according to claim 1 lead-in wire monitoring warning device, it is characterised in that: shell is provided with fixing
Device.
Arrester ground the most according to claim 6 lead-in wire monitoring warning device, it is characterised in that: fixing device includes even
Lug, engaging lug is provided with connecting hole.
Arrester ground the most according to claim 1 lead-in wire monitoring warning device, it is characterised in that: shell is provided with and connects
The terminals that ground lead-in wire connects.
9. according to one of them described arrester ground lead-in wire monitoring warning device of claim 1-8, it is characterised in that: also wrap
Including the wireless communication unit for sending detection data, wireless communication unit electrically connects with CPU.
10., according to one of them described a kind of arrester ground lead-in wire monitoring and pre-alarming method of claim 1-9, its feature exists
In, comprise the steps:
The resistance of A, resistance detector detection ground lead, then sends the data to CPU, CPU
Comparing after the data received, if greater than 4 Ω, CPU sends data to alarm device and channel radio simultaneously
Letter unit, alarm device is reported to the police after receiving data, data is sent after wireless communication unit reception data；
Lightning current occurrence number in B, Pulse induction device record ground lead, and send the data to CPU, in
The data received are preserved by Central Processing Unit, send data to wireless communication unit simultaneously, and wireless communication unit receives data
After by data send.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610620905.8A CN106291118A (en) | 2016-07-29 | 2016-07-29 | Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610620905.8A CN106291118A (en) | 2016-07-29 | 2016-07-29 | Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106291118A true CN106291118A (en) | 2017-01-04 |
Family
ID=57663952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610620905.8A Pending CN106291118A (en) | 2016-07-29 | 2016-07-29 | Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN106291118A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643441A (en) * | 2017-08-16 | 2018-01-30 | 芜湖市凯鑫避雷器有限责任公司 | A kind of electric ceramic lightning arrester is grounded high current alarm device |
| CN111007431A (en) * | 2019-12-09 | 2020-04-14 | 广东电网有限责任公司汕尾供电局 | Device and method for quickly positioning ground fault of 10kV line lightning arrester |
| CN116504004A (en) * | 2023-06-21 | 2023-07-28 | 国网山东省电力公司青州市供电公司 | Lightning arrester grounding lead monitoring and early warning method, system, device and medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581748A (en) * | 2009-06-24 | 2009-11-18 | 西安工程大学 | Zinc oxide arrester on-line monitoring system |
| CN201965184U (en) * | 2010-12-28 | 2011-09-07 | 西安亚能电气有限责任公司 | Split type grounding downlead conduction resistance test instrument |
| CN203881891U (en) * | 2014-06-16 | 2014-10-15 | 国家电网公司 | Transformer grounding downlead conduction state inspection device |
| CN203932932U (en) * | 2014-04-21 | 2014-11-05 | 常熟风范电力设备股份有限公司 | A kind of transmission tower of resistance to thunder |
| CN105277854A (en) * | 2015-11-18 | 2016-01-27 | 国网冀北电力有限公司唐山供电公司 | Lightning arrester grounding indicator and lightning arrester grounding indication method |
-
2016
- 2016-07-29 CN CN201610620905.8A patent/CN106291118A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581748A (en) * | 2009-06-24 | 2009-11-18 | 西安工程大学 | Zinc oxide arrester on-line monitoring system |
| CN201965184U (en) * | 2010-12-28 | 2011-09-07 | 西安亚能电气有限责任公司 | Split type grounding downlead conduction resistance test instrument |
| CN203932932U (en) * | 2014-04-21 | 2014-11-05 | 常熟风范电力设备股份有限公司 | A kind of transmission tower of resistance to thunder |
| CN203881891U (en) * | 2014-06-16 | 2014-10-15 | 国家电网公司 | Transformer grounding downlead conduction state inspection device |
| CN105277854A (en) * | 2015-11-18 | 2016-01-27 | 国网冀北电力有限公司唐山供电公司 | Lightning arrester grounding indicator and lightning arrester grounding indication method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643441A (en) * | 2017-08-16 | 2018-01-30 | 芜湖市凯鑫避雷器有限责任公司 | A kind of electric ceramic lightning arrester is grounded high current alarm device |
| CN111007431A (en) * | 2019-12-09 | 2020-04-14 | 广东电网有限责任公司汕尾供电局 | Device and method for quickly positioning ground fault of 10kV line lightning arrester |
| CN116504004A (en) * | 2023-06-21 | 2023-07-28 | 国网山东省电力公司青州市供电公司 | Lightning arrester grounding lead monitoring and early warning method, system, device and medium |
| CN116504004B (en) * | 2023-06-21 | 2023-11-28 | 国网山东省电力公司青州市供电公司 | Lightning arrester grounding lead monitoring and early warning method, system, device and medium |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
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| RJ01 | Rejection of invention patent application after publication |