CN109581208A - High-voltage circuitbreaker auxiliary contact and the intelligent detection device of circuit detection - Google Patents
High-voltage circuitbreaker auxiliary contact and the intelligent detection device of circuit detection Download PDFInfo
- Publication number
- CN109581208A CN109581208A CN201710906353.1A CN201710906353A CN109581208A CN 109581208 A CN109581208 A CN 109581208A CN 201710906353 A CN201710906353 A CN 201710906353A CN 109581208 A CN109581208 A CN 109581208A
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- module
- voltage
- voltage circuitbreaker
- power supply
- aviation plug
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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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses the intelligent detection device that a kind of high-voltage circuitbreaker auxiliary contact and circuit detect, including general aviation plug, sampling transformation module and CPU module, the sampling transformation mould is electrically connected with general aviation plug and CPU module respectively by conducting wire；One end of the general aviation plug and the secondary inserting piece of high-voltage circuitbreaker link together, and the alternating current 220V voltage transformation of power supply output module is exported the switching on and off DC power supply as high-voltage circuitbreaker at two kinds of DC power supplies of 220V and 110V by power conversion module；The CPU module is electrically connected with liquid crystal Keysheet module, alarm module and printer module respectively by conducting wire.Intelligent detection device of the invention, have the characteristics that structure is simple, portable, easy to operate, versatile, preferably it is suitable for high-voltage circuitbreaker and detects testing ground, improve the accuracy of detection test data, the safety that ensure that tested device improves high-voltage circuitbreaker detection test efficiency.
Description
Technical field
The present invention relates to electric device maintenance technical fields, more particularly to a kind of high-voltage circuitbreaker auxiliary contact and circuit
The intelligent detection device of detection.
Background technique
With the high speed development of power grid, how under new experimental enviroment, test method, test method, guarantee maintenance examination
The safety and high efficiency for testing work, become the project of current urgent need to resolve.Currently, the installation of high-voltage circuitbreaker, debugging, throwing
The tasks such as production, prerun, overhaul, defect elimination occupy greatly in daily plant maintenance, service work content, and
In any of the above-described work, the auxiliary contact to breaker is required, circuit is detected one by one；But existing traditional people
There are the following problems for detection mode one by one for work: 1, high-voltage circuitbreaker is in installation, debugging, operation, prerun, overhaul, defect elimination Shi Douxu
It will be to electricity such as auxiliary contact, electric loop, limit, opening coil, closing coil, electric blocking coil, breaker energy storage motors
Gas component is detected one by one, is checked.Detection mode traditional at present, needs service personnel to hold breaker key wiring diagram,
High-voltage circuitbreaker is detected one by one with to tools such as line lamp or multimeters, it is time-consuming；2, as electric reliability requires
Raising, it is desirable that the working time of shortening faulty equipment defect elimination and checking experiment as far as possible, to restore power transmission as early as possible, therefore frequently with
The whole quickly inspection of electric substation receives, concentrates the modes such as maintenance.Due to the negligence and artificial long-time work during artificial detection
Make the mistake that fatigue generates, will lead to detection accuracy reduction；Additionally, due to manual operation high-voltage circuitbreaker secondary-plug easy to damage
Part contact pin, damages equipment and causes related accidents；3, different manufacturers, different model high-voltage circuitbreaker defined ginseng
Number is different, each time to the work of high-voltage circuitbreaker experimental test and elimination of equipment defect, requires the electrical principle referring to each producer
Various parameters as defined in figure, wiring diagram and producer carry out test one by one and verification, working efficiency are low.
In conclusion not only workload is very big for current high-voltage circuitbreaker detection mode, expend a large amount of manpowers, energy and when
Between, and inevitably there is situations such as not comprehensive detection, omission detection, testing result is inaccurate in operation process, it is poor easily to occur
Mistake, and breaker secondary inserting piece contact pin may being damaged in test process, directly influence power grid stable operation and
The reliability of power supply.
Summary of the invention
The object of the present invention is to provide the intelligent detection devices that a kind of high-voltage circuitbreaker auxiliary contact and circuit detect, to have
Effect overcomes above-mentioned the deficiencies in the prior art.
The scheme that the present invention solves technical problem is: a kind of high-voltage circuitbreaker auxiliary contact and the intelligent measurement of circuit detection
Device, including general aviation plug, sampling transformation module and CPU module, the sampling transformation mould by conducting wire respectively with it is dedicated
Aviation plug and CPU module electrical connection；One end of the general aviation plug and the secondary inserting piece of high-voltage circuitbreaker are connected to one
It rises, the other end includes the circuit that two-way passes through power conversion module, resistance measuring module and the connection of power supply output module respectively
The circuit directly being connect all the way with power supply output module, and by the secondary circuit of resistance measuring module testing high voltage breaker electricity
Resistance, by power conversion module by the alternating current 220V voltage transformation of power supply output module at two kinds of DC power supply outputs of 220V and 110V
Switching on and off DC power supply as high-voltage circuitbreaker；The CPU module by conducting wire respectively with liquid crystal Keysheet module, alarm mould
Block and printer module electrical connection.
Preferably, the CPU module uses U2STM32F103RBT6 type ARM chip, it is by general aviation plug to electricity
Source output module is controlled and is passed through sampling to the power supply output of the switching on and off of high-voltage circuitbreaker by power conversion module
Conversion module carries out detection control to energy storage motor electric current, while resistance measuring module is tested by general aviation plug
High-voltage circuitbreaker secondary circuit resistance is calculated.
Further, the resistance measuring module is the constant voltage and current limiting type electricity of a testing high voltage secondary loop of breaker resistance
Hinder measurement module.
Further, be mounted on the system bus of the CPU module it is one being made of USB interface, there are 8 bit data bus
The device interface module of control line and interrupt output is selected with read-write piece.
Further, the sampling transformation module includes that one can amplify collected voltage, current signal
OP777ARZ operational amplifier, one can carry out the AD7920BRM chip of analog to digital signal conversion, and a pair of of signal carries out
The ADuM2402BRWZ isolating chip of isolation.
Compared with prior art, the invention has the advantages that: intelligent detection device of the invention, have structure letter
The features such as single, portable, easy to operate, versatile, is preferably suitable for high-voltage circuitbreaker and detects testing ground, improves inspection
The accuracy for surveying test data, ensure that the safety of tested device, improve high-voltage circuitbreaker detection test efficiency.The present invention
Intelligent detection device have mimic-disconnecting switch aviation plug actual motion state；It greatly improves work efficiency；System can
Upgrading updates；The features such as.
Detailed description of the invention
Fig. 1 is structure composition block diagram of the invention；
Figure label: 100, high-voltage circuitbreaker；200, general aviation plug；210, power conversion module；220, resistance measurement mould
Block；300, sampling transformation module；400, CPU module；410, liquid crystal Keysheet module；420, device interface module；430, alarm mould
Block；440, printer module；500, power supply output module.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail:
Intelligent detection device of the invention, including general aviation plug 200, sampling transformation module 300 and CPU module 400, it is described
Sampling transformation mould 300 is electrically connected with general aviation plug 200 and CPU module 400 respectively by conducting wire；The general aviation plug
200 one end and the secondary inserting piece of high-voltage circuitbreaker 100 link together, and the other end includes that two-way passes through power conversion respectively
Circuit that module 210, resistance measuring module 220 are connect with power supply output module 500 and all the way directly with power supply output module 500
The circuit of connection, and by the secondary circuit resistance of 220 testing high voltage breaker 100 of resistance measuring module, by power conversion module
210 break the alternating current 220V voltage transformation of power supply output module 500 at two kinds of DC power supply outputs of 220V and 110V as height
The switching on and off DC power supply of road device 100；The CPU module 400 by conducting wire respectively with liquid crystal Keysheet module 410, alarm module
430 and printer module 440 be electrically connected.The CPU module 400 uses U2STM32F103RBT6 type ARM chip, it passes through special
With aviation plug 200 to power supply output module 500 by switching on and off from power conversion module to high-voltage circuitbreaker 100 power supply
Output control and carries out detection control to energy storage motor electric current by sampling transformation module 300, while passing through dedicated boat
Blind plug 200 calculates the 100 secondary circuit resistance of high-voltage circuitbreaker that resistance measuring module 220 is tested.The resistance
Measurement module 220 is the constant voltage and current limiting type resistance measuring module of a 100 secondary circuit resistance of testing high voltage breaker.It is described
Be mounted on the system bus of CPU module 400 it is one being made of USB interface, there are 8 bit data bus and read-write piece to select control line
And the device interface module 420 of interrupt output.The sampling transformation module 300 can be by collected voltage, electric current including one
The OP777ARZ operational amplifier that signal amplifies, one can carry out the AD7920BRM chip of analog to digital signal conversion, with
And the ADuM2402BRWZ isolating chip that a pair of of signal is isolated.
Intelligent detection device of the invention is connected to the secondary inserting piece of high-voltage circuitbreaker 100 by general aviation plug 200,
The actual motion state of mimic-disconnecting switch, and have 220V exchange and 220V, 110V direct current output, it realizes during testing to open circuit
The switching on and off of device operates and the control of energy storage motor.Intelligent detection device can be to secondary circuit, auxiliary contact and electrical first device
Part carries out automatic, quickly test, and the power of alterating and direct current exported in energy use device calculates energy storage motor by CPU module 400
Energy storage time, all testing results can be shown on liquid crystal Keysheet module 410, when testing result and the parameter of setting have
When not being inconsistent, alarm module 430 is alarmed.Also test parameter can export and to device by device interface module 420
It is debugged.
Claims (5)
1. a kind of high-voltage circuitbreaker auxiliary contact and the intelligent detection device of circuit detection, including general aviation plug, sampling become
Change the mold block and CPU module, it is characterised in that: the sampling transformation mould by conducting wire respectively with general aviation plug and CPU module
Electrical connection；One end of the general aviation plug and the secondary inserting piece of high-voltage circuitbreaker link together, and the other end includes two
Road passes through the circuit and directly defeated with power supply all the way of power conversion module, resistance measuring module and the connection of power supply output module respectively
The circuit of module connection out, and by the secondary circuit resistance of resistance measuring module testing high voltage breaker, by power conversion module
By the alternating current 220V voltage transformation of power supply output module at two kinds of DC power supply outputs of 220V and 110V as high-voltage circuitbreaker
Switching on and off DC power supply；The CPU module is electric with liquid crystal Keysheet module, alarm module and printer module respectively by conducting wire
Connection.
2. high-voltage circuitbreaker auxiliary contact according to claim 1 and the intelligent detection device of circuit detection, feature exist
In: the CPU module uses U2STM32F103RBT6 type ARM chip, it is logical to power supply output module by general aviation plug
Power conversion module is crossed control and by sampling transformation module to storage to the power supply output of the switching on and off of high-voltage circuitbreaker
Energy current of electric carries out detection control, while the high-voltage circuitbreaker two tested by general aviation plug resistance measuring module
Minor loop resistance is calculated.
3. high-voltage circuitbreaker auxiliary contact according to claim 1 or 2 and the intelligent detection device of circuit detection, feature
Be: the resistance measuring module is the constant voltage and current limiting type resistance measurement mould of a testing high voltage secondary loop of breaker resistance
Block.
4. high-voltage circuitbreaker auxiliary contact according to claim 1 or 2 and the intelligent detection device of circuit detection, feature
Be: be mounted on the system bus of the CPU module it is one being made of USB interface, there are 8 bit data bus and read-write piece choosing
The device interface module of control line and interrupt output.
5. high-voltage circuitbreaker auxiliary contact according to claim 1 or 2 and the intelligent detection device of circuit detection, feature
Be: the sampling transformation module includes that one can put the OP777ARZ operation that collected voltage, current signal amplify
Big device, one can carry out the AD7920BRM chip of analog to digital signal conversion, and a pair of of signal is isolated
ADuM2402BRWZ isolating chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710906353.1A CN109581208A (en) | 2017-09-29 | 2017-09-29 | High-voltage circuitbreaker auxiliary contact and the intelligent detection device of circuit detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710906353.1A CN109581208A (en) | 2017-09-29 | 2017-09-29 | High-voltage circuitbreaker auxiliary contact and the intelligent detection device of circuit detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109581208A true CN109581208A (en) | 2019-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710906353.1A Pending CN109581208A (en) | 2017-09-29 | 2017-09-29 | High-voltage circuitbreaker auxiliary contact and the intelligent detection device of circuit detection |
Country Status (1)
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| CN (1) | CN109581208A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161337A (en) * | 2019-05-30 | 2019-08-23 | 中铁第四勘察设计院集团有限公司 | A kind of motor train unit bogie aviation plug intelligence apparatus for examination and repair |
| CN113311326A (en) * | 2021-07-05 | 2021-08-27 | 高鹏 | Intelligent cloud circuit breaker sequential control detection device and method |
| CN113848467A (en) * | 2021-08-10 | 2021-12-28 | 广西电网有限责任公司贵港供电局 | Circuit breaker mechanical characteristic test auxiliary device |
-
2017
- 2017-09-29 CN CN201710906353.1A patent/CN109581208A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161337A (en) * | 2019-05-30 | 2019-08-23 | 中铁第四勘察设计院集团有限公司 | A kind of motor train unit bogie aviation plug intelligence apparatus for examination and repair |
| CN110161337B (en) * | 2019-05-30 | 2021-05-25 | 中铁第四勘察设计院集团有限公司 | EMUs bogie circular connector intelligence overhauls device |
| CN113311326A (en) * | 2021-07-05 | 2021-08-27 | 高鹏 | Intelligent cloud circuit breaker sequential control detection device and method |
| CN113848467A (en) * | 2021-08-10 | 2021-12-28 | 广西电网有限责任公司贵港供电局 | Circuit breaker mechanical characteristic test auxiliary device |
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| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190405 |
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| WD01 | Invention patent application deemed withdrawn after publication |