CN108717147A - A kind of monitoring device for inside switch cabinet arrester - Google Patents
A kind of monitoring device for inside switch cabinet arrester Download PDFInfo
- Publication number
- CN108717147A CN108717147A CN201810821563.5A CN201810821563A CN108717147A CN 108717147 A CN108717147 A CN 108717147A CN 201810821563 A CN201810821563 A CN 201810821563A CN 108717147 A CN108717147 A CN 108717147A
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- box body
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- 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
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of monitoring devices for inside switch cabinet arrester,Including current acquisition unit,Collect unit,Information of voltage acquisition module,It is characterized in that,The unit that collects passes through wireless communication mode and current acquisition unit,Information of voltage acquisition module connects,The size of microprocessor in current acquisition unit to leakage current,The information such as phase are collected,Processing,Information that treated is sent to by way of wireless transmission collects unit,The microprocessor in information of voltage acquisition module is collected voltage phase information through exchanging 220v or PT signals simultaneously,Processing,Data transmission that treated is to collecting unit,Collect unit and calculation process is carried out to data,Obtain the current in resistance property of arrester,Overcurrent number,The information such as harmonic component,Then backstage is sent data to by wireless or wired mode.Reasonable design of the present invention, installation is simple and direct, securely and reliably, easily realizes.
Description
Technical field
The present invention relates to switchgear on-line monitoring field more particularly to a kind of monitoring dresses for inside switch cabinet arrester
It sets.
Background technology
Switchgear is the more complicated controller switching equipment of power circuit structure, use environment in power network, for number
Numerous distribution transformer and cable run etc. will install arrester as lightning protection, after arrester breaks down, shadow
Ring the economical operation of power grid, the existing monitoring for switchgear internal arrester is monitored it is seldom, it is most of logical
It crosses power failure and does pressure test to judge the state of insulation of arrester, offline inspection can only be relied on, it is difficult to accomplish the mesh of real time monitoring
, with the proposition of power grid intelligence large platform, it can carry out effectively that status monitoring is particularly to the operating status of power transformation station equipment
It is important, therefore there is an urgent need for a kind of products monitored in real time for inside switch cabinet arrester to be asked to solve the above technology in market
Topic.
Invention content
The purpose of the present invention is to provide a kind of monitoring devices for inside switch cabinet arrester, to solve above-mentioned technology
Problem.
The present invention uses following technical scheme to achieve the above object：
A kind of monitoring device for inside switch cabinet arrester, including current acquisition unit, collect unit, information of voltage acquisition
Module, which is characterized in that the unit that collects is connected by wireless communication mode and current acquisition unit, information of voltage acquisition module
It connects, to be waken up to current acquisition unit, information of voltage acquisition module, current acquisition unit and information of voltage acquisition module
Microprocessor is inside installed, the microprocessor in current acquisition unit carries out the information such as size, the phase of leakage current
It collects, processing, information that treated is sent to by way of wireless transmission collects unit, while in information of voltage acquisition module
Microprocessor voltage phase information be collected, handle through exchanging 220v or PT signals, data transmission that treated is extremely
Collect unit, the microprocessor collected in unit carries out calculation process to data, obtains the current in resistance property of arrester, overcurrent
Then number, the information such as harmonic component send data to backstage, the current acquisition list by wireless or wired mode
Member be equipped with it is multiple, collect unit simultaneously transmission one synchronous clock synchronization instruction set time to all current acquisition units.
Preferably, the current acquisition unit includes shell, strap, button bit shell, mutual inductor, processing circuit
Plate, sucker antenna, offer at shell for connect wires across groove, strap is mounted on groove both sides, and fixing screws are passed through
Wearing strap will connect wires fixation, and the side of shell is equipped with indicator light, and button bit shell is snapped connection with shell, in the shell
Equipped with mutual inductor, mutual inductor is fixed by coil screw, and lithium battery is installed inside the shell, lithium battery and indicator light,
Processing circuit plate is electrically connected, and processing circuit plate is installed inside the shell, and sucker antenna is connect with processing circuit plate, and sucker antenna
Extend out to shell exterior.
Preferably, the unit that collects includes that box body, fixing bracket, communication antenna, GSM antenna, switch button, dial-up are opened
It closes, power supply wiring port, the bottom of box body is welded with fixing bracket, and mounting hole is offered on box body, and the surface of box body is equipped with face
Plate indicator light and box body are locked, and are equipped with communication antenna and GSM antenna at the top of box body, power supply power supply line and phase acquisition line are by box
The bottom of body enters in box body, be equipped in the box body switch button, power cord Wiring port, panel leds Wiring port,
Wire communication port, wireless communication port, phase acquisition port, GSM card slot, toggle switch, power cord Wiring port and power supply
Supply lines connects, and panel leds Wiring port connect with panel leds, wire communication port, wireless communication port respectively with
Communication antenna, GSM antenna connection, phase acquisition port is connect with phase acquisition line.
Compared with prior art, the present invention has the following advantages：Reasonable design of the present invention；In current acquisition cell enclosure
Groove is easy to the installation for the electrification connected wires, dismounting；Current acquisition unit, collect unit, information of voltage acquisition module can be split
The voltage-phase for closing the arrester in cabinet is measured in real time, by analyzing from the resistive electricity for getting information about arrester from the background
Stream, the state of insulation of arrester is weighed with this.
Description of the drawings
Fig. 1 is system diagram of the present invention for the monitoring device of inside switch cabinet arrester.
Fig. 2 is current acquisition cell schematics of the present invention for the monitoring device of inside switch cabinet arrester.
Fig. 3 is schematic internal view of the present invention for the current acquisition unit of the monitoring device of inside switch cabinet arrester.
Fig. 4 collects cell schematics for the monitoring device of the invention for inside switch cabinet arrester.
Fig. 5 is that the present invention illustrates the collecting for monitoring device for inside switch cabinet arrester inside unit
Fig. 6 is that ground wire of the present invention for the monitoring device of inside switch cabinet arrester is illustrated with the installation of current acquisition unit
Figure.
In figure：3, shell, 3-1, strap, 3-2, fixed screw, 3-3, indicator light, 3-4, button bit shell, 3-5, line
Enclose screw, 3-6, mutual inductor, 3-7, lithium battery, 3-8, processing circuit plate, 3-9, sucker antenna, 4, box body, 4-1, mounting hole,
4-2, communication antenna, 4-3, GSM antenna, 4-4, panel leds, 4-5, box body lock, 4-6, power supply power supply line, 4-7, phase are adopted
Line concentration, 4-8, fixing bracket, 4-9, switch button, 4-10, power supply wiring port, 4-11, panel leds Wiring port, 4-
12, wire communication port, 4-13, wireless communication port, 4-14, phase acquisition port, 4-15, GSM card slot, 4-16, dial-up are opened
It closes.
Specific implementation mode
The present invention is further elaborated in the following with reference to the drawings and specific embodiments.
As shown in Figs. 1-5, a kind of monitoring device for inside switch cabinet arrester, including current acquisition unit, collect
Unit, information of voltage acquisition module, which is characterized in that it is described collect unit by wireless communication mode and current acquisition unit,
Information of voltage acquisition module connects, to be waken up to current acquisition unit, information of voltage acquisition module, current acquisition unit
And microprocessor is installed in information of voltage acquisition module, the microprocessor in current acquisition unit is to the big of leakage current
The information such as small, phase are collected, handle, and information that treated is sent to by way of wireless transmission collects unit, simultaneously
Microprocessor in information of voltage acquisition module is collected voltage phase information through exchanging 220v or PT signals, handles,
For data transmission that treated to unit is collected, the microprocessor collected in unit carries out calculation process to data, obtains lightning-arrest
Then the current in resistance property of device, overcurrent number, the information such as harmonic component are sent data to by wireless or wired mode
From the background, the current acquisition unit is equipped with multiple, and the instruction for collecting one synchronous clock synchronization of unit while transmission is adopted to all electric currents
Collection unit is set time, and current acquisition unit includes shell 3, strap 3-1, button bit shell 3-4, mutual inductor 3-6, processing
Circuit board 3-8, sucker antenna 3-9, offer at shell 3 for connect wires across groove, strap 3-1 is mounted on groove two
Side, fixing screws 3-2 will connect wires fixation through strap 3-1, and the side of shell 3 is equipped with indicator light 3-3, button bit shell 3-
4 snap connection with shell 3, and mutual inductor 3-6 is equipped in the shell 3, and mutual inductor 3-6 is consolidated by coil screw 3-5
Fixed, lithium battery 3-7 is mounted in shell 3, and lithium battery 3-7 and indicator light 3-3, processing circuit plate 3-8 are electrically connected, processing circuit
Plate 3-8 is mounted in shell 3, and sucker antenna 3-9 is connect with processing circuit plate 3-8, and sucker antenna 3-9 extends out to shell
Outside 3, it includes that box body 4, fixing bracket 4-8, communication antenna 4-2, GSM antenna 4-3, switch button 4-9, dial-up are opened to collect unit
4-16, power supply wiring port 4-10 are closed, the bottom of box body 4 is welded with fixing bracket 4-8, mounting hole 4-1 is offered on box body 4,
The surface of box body 4 is equipped with panel leds 4-4 and box body locks 4-5, and the top of box body 4 is equipped with communication antenna 4-2 and GSM antenna
4-3, power supply power supply line 4-6 and phase acquisition line 4-7 are entered by the bottom of box body 4 in box body 4, and switch is equipped in the box body 4
Button 4-9, power cord Wiring port 4-10, panel leds Wiring port 4-11, wire communication port 4-12, wireless telecommunications end
Mouth 4-13, phase acquisition port 4-14, GSM card slot 4-15, toggle switch 4-16, power cord Wiring port 4-10 and power supply power supply
Line 4-6 connections, panel leds Wiring port 4-11 are connect with panel leds 4-4, wire communication port 4-12, wireless telecommunications
Port 4-13 is connect with communication antenna 4-2, GSM antenna 4-3 respectively, and phase acquisition port 4-14 is connect with phase acquisition line 4-7,
Sucker antenna 3-9 is identical as the specification of communication antenna 4-2, first will button when needing to connect current acquisition unit with ground wire
Position shell 3-4 is removed, and mutual inductor 3-6 is unloaded, and is grounded in the groove for having shell 3 and is passed through, then leads to mutual inductor 3-6
Cross coil screw 3-5 to fix, then install button bit shell 3-4, at the same using fixed screw 3-2 to strap 3-1 into
Row fixed operation.
Operation principle of the present invention：Collect unit at the time of predetermined by wireless communication mode wake up current acquisition unit and
Information of voltage acquisition module, while the instruction of a synchronous clock synchronization is sent to all current acquisition units.In synchronization, electric current
Collecting unit and collect unit while sampling, current acquisition unit acquires the size and phase of leakage current, collects unit and acquires
Voltage-phase, such as scene provide PT terminal signals, then directly by PT sample of signal voltage-phases, after acquisition to data into
Row is handled and is stored, and then current acquisition unit is sent the data to by respective equipment ID number sequence collects unit.Collect list
Member carries out calculation process again, show then the current in resistance property of arrester, overcurrent number, the information such as harmonic component pass through nothing
Line or wired mode send data to backstage, and measurement of correlation parameter and warning message can be shown on backstage.
The above is present pre-ferred embodiments, for the ordinary skill in the art, according to the present invention
Introduction, in the case where not departing from the principle of the present invention with spirit, changes, modifications, replacement and change that embodiment is carried out
Type is still fallen within protection scope of the present invention.
Claims (3)
1. a kind of monitoring device for inside switch cabinet arrester, including current acquisition unit, collect unit, information of voltage is adopted
Collect module, which is characterized in that the unit that collects passes through wireless communication mode and current acquisition unit, information of voltage acquisition module
Connection, to be waken up to current acquisition unit, information of voltage acquisition module, current acquisition unit and information of voltage acquire mould
Microprocessor is installed in block, the microprocessor in current acquisition unit to the information such as size, the phase of leakage current into
Row is collected, is handled, and information that treated is sent to by way of wireless transmission collects unit, while information of voltage acquisition module
Interior microprocessor is collected voltage phase information through exchanging 220v or PT signals, handles, data transmission that treated
To unit is collected, the microprocessor collected in unit carries out calculation process to data, obtains the current in resistance property of arrester, excessively electric
Number is flowed, then the information such as harmonic component send data to backstage, the current acquisition by wireless or wired mode
Unit be equipped with it is multiple, collect unit simultaneously transmission one synchronous clock synchronization instruction set time to all current acquisition units.
2. a kind of monitoring device for inside switch cabinet arrester according to claim 1, which is characterized in that the electricity
It includes shell to flow collecting unit（3）, strap（3-1）, button bit shell（3-4）, mutual inductor（3-6）, processing circuit plate（3-
8）, sucker antenna（3-9）, shell（3）Place offer for connect wires across groove, strap（3-1）Mounted on groove two
Side, fixing screws（3-2）Through strap（3-1）To connect wires fixation, shell（3）Side be equipped with indicator light（3-3）, button
Position shell（3-4）With shell（3）It snaps connection, the shell（3）It is interior to be equipped with mutual inductor（3-6）, mutual inductor（3-6）Pass through
Coil screw（3-5）It is fixed, lithium battery（3-7）Mounted on shell（3）It is interior, lithium battery（3-7）With indicator light（3-3）, place
Manage circuit board（3-8）It is electrically connected, processing circuit plate（3-8）Mounted on shell（3）It is interior, sucker antenna（3-9）With processing circuit
Plate（3-8）Connection, and sucker antenna（3-9）Extend out to shell（3）It is external.
3. a kind of monitoring device for inside switch cabinet arrester according to claim 1, which is characterized in that the remittance
It includes box body to collect unit（4）, fixing bracket（4-8）, communication antenna（4-2）, GSM antenna（4-3）, switch button（4-9）, dial-up
Switch（4-16）, power supply wiring port（4-10）, box body（4）Bottom be welded with fixing bracket（4-8）, box body（4）On open up
There is mounting hole（4-1）, box body（4）Surface be equipped with panel leds（4-4）And box body lock（4-5）, box body（4）Top installation
There is communication antenna（4-2）And GSM antenna（4-3）, power supply power supply line（4-6）And phase acquisition line（4-7）By box body（4）Bottom
Into box body（4）It is interior, the box body（4）It is interior to be equipped with switch button（4-9）, power cord Wiring port（4-10）, panel leds
Wiring port（4-11）, wire communication port（4-12）, wireless communication port（4-13）, phase acquisition port（4-14）, GSM card
Slot（4-15）, toggle switch（4-16）, power cord Wiring port（4-10）With power supply power supply line（4-6）Connection, panel leds
Wiring port（4-11）With panel leds（4-4）Connection, wire communication port（4-12）, wireless communication port（4-13）Respectively
With communication antenna（4-2）, GSM antenna（4-3）Connection, phase acquisition port（4-14）With phase acquisition line（4-7）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810821563.5A CN108717147A (en) | 2018-07-24 | 2018-07-24 | A kind of monitoring device for inside switch cabinet arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810821563.5A CN108717147A (en) | 2018-07-24 | 2018-07-24 | A kind of monitoring device for inside switch cabinet arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108717147A true CN108717147A (en) | 2018-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810821563.5A Pending CN108717147A (en) | 2018-07-24 | 2018-07-24 | A kind of monitoring device for inside switch cabinet arrester |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201689145U (en) * | 2010-03-23 | 2010-12-29 | 胡淼龙 | Wireless online monitoring device for lightning arrester |
| CN201868227U (en) * | 2010-09-28 | 2011-06-15 | 北京瑞奇恩电器设备有限公司 | Elliptical open type current transformer |
| CN202854248U (en) * | 2012-09-19 | 2013-04-03 | 杭州千目电力科技有限公司 | Lightning arrester on-line detection device |
| CN104215815A (en) * | 2014-08-14 | 2014-12-17 | 河南开启电力实业有限公司 | Leakage current monitoring device of lightning arrester |
| CN105510779A (en) * | 2015-12-01 | 2016-04-20 | 国网四川省电力公司资阳供电公司 | Arrester on-line monitoring system and application method thereof |
| CN206892162U (en) * | 2017-06-29 | 2018-01-16 | 杭州策望科技有限公司 | A kind of buckle-type transformer based on MCU controllers |
| CN107831380A (en) * | 2017-10-13 | 2018-03-23 | 国网辽宁省电力有限公司电力科学研究院 | A kind of wireless rapid detection system of arrester Potential distribution and Temperature Distribution and method |
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2018
- 2018-07-24 CN CN201810821563.5A patent/CN108717147A/en active Pending
Patent Citations (7)
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| CN201689145U (en) * | 2010-03-23 | 2010-12-29 | 胡淼龙 | Wireless online monitoring device for lightning arrester |
| CN201868227U (en) * | 2010-09-28 | 2011-06-15 | 北京瑞奇恩电器设备有限公司 | Elliptical open type current transformer |
| CN202854248U (en) * | 2012-09-19 | 2013-04-03 | 杭州千目电力科技有限公司 | Lightning arrester on-line detection device |
| CN104215815A (en) * | 2014-08-14 | 2014-12-17 | 河南开启电力实业有限公司 | Leakage current monitoring device of lightning arrester |
| CN105510779A (en) * | 2015-12-01 | 2016-04-20 | 国网四川省电力公司资阳供电公司 | Arrester on-line monitoring system and application method thereof |
| CN206892162U (en) * | 2017-06-29 | 2018-01-16 | 杭州策望科技有限公司 | A kind of buckle-type transformer based on MCU controllers |
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Non-Patent Citations (1)
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181030 |
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| RJ01 | Rejection of invention patent application after publication |