CN206671492U - Breaker operating characteristic tests and analyzes device - Google Patents
Breaker operating characteristic tests and analyzes device Download PDFInfo
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- CN206671492U CN206671492U CN201720239205.4U CN201720239205U CN206671492U CN 206671492 U CN206671492 U CN 206671492U CN 201720239205 U CN201720239205 U CN 201720239205U CN 206671492 U CN206671492 U CN 206671492U
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 238000004891 communication Methods 0.000 claims abstract description 30
- 238000012545 processing Methods 0.000 claims abstract description 26
- 230000009471 action Effects 0.000 claims abstract description 19
- 239000013642 negative control Substances 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 8
- 238000007689 inspection Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
The utility model discloses a kind of breaker operating characteristic to test and analyze device, including housing and the circuit module for being located at enclosure interior, circuit module includes central processing unit, data memory module, communication module, power module, AD/DA processing modules, sensor and action triggers control module；Surface of shell is additionally provided with LCD, central processing unit is respectively with data memory module, communication module, power module, AD/DA processing modules and having LCD electric connection, AD/DA processing modules are electrically connected with sensor and action triggers control module respectively, and sensor and action triggers control module are connected with tested breaker respectively.The utility model can detect the parameter under breaker normal operating condition, and and can carries out the test that breaker is under interruption maintenance trystate.
Description
Technical field
Distribution switchgear technical field is the utility model is related to, particularly relates to a kind of breaker operating characteristic detection and analysis
Device.
Background technology
There are two classes currently for the conventional detection device of high-voltage circuit-breaker status maintenance：The first kind be it is wide variety of have it is disconnected
Road device mechanical breakdown tester (high-voltage switch mechanical characteristic tester), detection method are the test under off-line state, that is, are being stopped
The test under trystate is repaiied in electric-examination.Such tester is mainly used in breaker delivery test, handing-over and prerun, and major function is
Test switch mechanical property parameter (time, the same period, spring, stroke, speed, operating voltage, electric current, bounce-back, master port with it is auxiliary
Help each item datas such as cooperation time, the mechanically actuated of switch).The defects of such tester is can only be under breaker off-line state
Periodic detection maintenance, or Measuring error afterwards are carried out to breaker, is shown according to relevant primary cut-out fault statistics analysis of data,
It is in periodic detection maintenance, because the human factor of inaccuracy causes secondary trouble shooting, data while table to have 4.5% failure
It is bright, there is maintenance cost more than half to be used for breaker in transformer station, wherein 60% is used for the overhaul of breaker, therefore how to subtract
And can enough timely and effectively finds that failure omen is that power department and other a variety of users need to solve to few maintenance cost simultaneously
Problem.
Another method is on-line measurement device, in the test that breaker is under normal operating condition, at present at home
There is breaker on-line measurement device, the device is the voltage of online record monitoring breaker, current parameters, and such is online
The defects of recording monitoring device is no fault diagnosis and trend analysis function, then is had measurement voltage, current sensor is direct
It is fixed in breaker control mechanism, it is impossible to which periodic calibration sensor causes measurement error.Foreign countries are as Siemens, ABB etc.
Producer is directed to the part circuit breaker design of oneself production on-line monitoring module, and without fault diagnosis functions, and versatility is not yet
By force.
Utility model content
The utility model proposes a kind of breaker operating characteristic to test and analyze device, and solving in the prior art can not be to disconnected
The problem of road device off-line state and presence detect simultaneously.
What the technical solution of the utility model was realized in：
A kind of breaker operating characteristic tests and analyzes device, including housing and the circuit module for being located at the enclosure interior,
The circuit module includes central processing unit, data memory module, communication module, power module, AD/DA processing modules, sensing
Device and action triggers control module；The surface of shell is additionally provided with LCD, and the central processing unit is deposited with the data respectively
Store up module, communication module, power module, AD/DA processing modules and have LCD electric connection, the AD/DA processing modules point
Be not electrically connected with the sensor and action triggers control module, the sensor and action triggers control module respectively with quilt
Survey breaker connection.
Further, the sensor includes direct current TA sensors, exchange clamp sensor and voltage sensor, described straight
The probe for flowing TA sensors, exchange clamp sensor and voltage sensor stretches out hull outside.
Further, the action triggers control module include extend to the hull outside point/close negative control line and
Auxiliary switching switch, described point/close negative control line and the auxiliary switching switch connection.
Further, the power module is insulating power supply module, provided with short-circuit protection circuit.
Further, the communication module includes wire communication module and wireless communication module.
Further, the wireless communication module is infrared communication module or bluetooth communication or radio-frequency communication module.
The beneficial effects of the utility model are：The parameter under breaker normal operating condition, and can be detected simultaneously
Carry out the test that breaker is under interruption maintenance trystate.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the theory diagram that the utility model breaker operating characteristic tests and analyzes device；
Fig. 2 is the schematic diagram of the utility model on-line checking；
Fig. 3 is one of schematic diagram of the utility model offline inspection DC control；
Fig. 4 is the two of the schematic diagram of the utility model offline inspection DC control
Fig. 5 is the three of the schematic diagram of the utility model offline inspection DC control；
Fig. 6 is the four of the schematic diagram of the utility model offline inspection DC control；
Fig. 7 is one of schematic diagram that the utility model offline inspection switchs fracture
Fig. 8 is the two of the schematic diagram that the utility model offline inspection switchs fracture.
In figure, 1- central processing units；2- data memory modules；3- communication modules；4- power modules；5-AD/DA handles mould
Block；6- sensors；7- action triggers control modules；8-LCD panels；9- breakers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As Figure 1-Figure 8, the utility model proposes a kind of acting characteristic of breaker 9 to test and analyze device, including housing
With the circuit module for being located at enclosure interior, circuit module includes central processing unit 1, data memory module 2, communication module 3, power supply
Module 4, AD/DA processing modules 5, sensor 6 and action triggers control module 7；Surface of shell is additionally provided with LCD 8, centre
Reason device 1 is respectively with data memory module 2, communication module 3, power module 4, AD/DA processing modules 5 and having LCD 8 electrically to connect
Connect, AD/DA processing modules 5 are electrically connected with sensor 6 and action triggers control module 7 respectively, sensor 6 and action triggers control
Molding block 7 is connected with tested breaker 9 respectively.
Specifically, central processing unit 1 can use Intel series or the CPU products of Core series or AMD series.Data
Memory module 2 includes RAM storage chips and ROM storage chips, and it can use any model of the prior art.AD/DA processing
Module 5 can use corresponding product in the prior art.
Sensor 6 can obtain breaker 9 and divide/control electric current, control voltage and the Current Mutual Inductance of breaker 9 of closing coil
The parameters such as device secondary side current, being sent by AD/DA processing modules 5 can be to open circuit to central processing unit 1, central processing unit 1
The health status of the operating mechanism of device 9 makes diagnosis (such as automatically：Mechanism bite, grease solidification condense, point/it is Burnout of Closing Coil, auxiliary
Adjuvant grafting point failure, batteries are unstable), the deterministic process of central processing unit 1 is prior art.Thus can be to breaker
9 are monitored on-line.
Action triggers module is connected with the contact of breaker 9, detects the mechanical property of the contact of breaker 9 (when dividing, closing a floodgate
Between and three-phase asynchrony), it is achieved thereby that the detection to the off-line state of breaker 9.
The utility model can either detect the parameter under the normal operating condition of breaker 9, and and can progress breaker 9, which is in, to stop
The test under trystate is repaiied in electric-examination.
Sensor 6 includes direct current TA sensors 6, exchanges clamp sensor 6 and voltage sensor 6, direct current TA sensors 6,
Exchange clamp sensor 6 and voltage sensor 6 can use any model of the prior art；Direct current TA sensors 6, exchange jaw type
The probe of sensor 6 and voltage sensor 6 stretches out hull outside.
(1) on-line checking breaker 9 divides the/control electric current of closing coil：
Before separating brake ,/the control loop of closing coil is clipped in point with direct current TA sensors 6, when the operating mechanism of breaker 9 has
Point/feed motion when, just can automatically flutter and grasp breaker 9 and divide/control electric current the relevant parameter of closing coil.
(2) mechanical property of the contact of on-line checking breaker 9：
Before separating brake, high-tension current inductor (TA) secondary side is clipped in exchange clamp sensor 6 (TA), as long as electric current is mutual
The electric current of sensor (TA) secondary side is not less than 10mA, and jaw type TA sensors 6 can detect three-phase current signal.Existed by analysis
The three-phase current signal that line detects, draw breaker 9 point, closing time and the three-phase not time same period.
(3) batteries (operation power) performance of on-line checking breaker 9：
With direct current power source voltage waveform in the probe test action process of breaker 9 of voltage sensor 6.Dc source is general
Battery is used, but battery long-term use inevitably results in aging.Although battery quiescent output voltage does not have to change
Become, but power output capacity is but greatly lowered.In the DC voltage waveform tested in 9 whole action process of breaker, such as
Voltage, which occurs, in fruit reduces ＞ 10%, then should change battery.
The offline inspection of breaker 9, it is controlled that DC control instrument possesses master operation power transmission, outer combined-voltage, inside and outside same
Walk a variety of triggering modes.
1) it is synchronous in DC voltage and current master control built in：
Division negative control line is picked out, although instrument built-in power is insulating power supply, band short-circuit protection, still needs to disconnect secondary
Power supply, to reduce unnecessary power supply conflict or alarm.Now enter menu, select interior power actuating mode, adjust voltage, choosing
Select voltage or current synchronization triggering mode, setting point, syntype, by test power transmission.
2) alternating current-direct current falls the controlled outer synchronization of sampled voltage：
Division negative control line is picked out, now this line is outer synchronous to fall to sample.Now enter menu, select outer synchronous manipulation side
Formula, voltage synchronous triggering mode is selected, setting point, syntype are synchronous by wait external voltage after test.
When secondary power supply can not solve net or actuating control loop to exchange, it is particularly suitable for such a method controlled test.
3) it is synchronous in external DC voltage and current master control：
External direct current power supply, division negative control line is picked out, now into menu, select external power control mode, selection electricity
Pressure or current synchronization triggering mode, setting point, syntype, by test power transmission.
4) it is synchronous in the master control of external direct current power supply electric current：
The method simultaneously, only possesses current synchronization Trigger Function, but wiring is simple.
As shown in Figure 7 and Figure 8,1) all fractures of this instrument are independent current source power supply, are allowed when testing regular tap
Connect port.Improve test voltage.Method is that A1 is that p-wire meets switch static contact, A1 and terminates A3, A3 altogether to terminate switch altogether dynamic
Contact.Other fractures are similarly connected.
2) instrument test line standard configuration is yellow black, green black, the red-black two-core sheathed line of 6m length, is saved except common end line, straight during use
It is connected on the fracture static contact that opens the light and connects coloured line, moving contact connects black line.
3) when switch of the test height in below 6m, 6 fractures can be tested.
4) when switch of the test height in more than 6m, it is 12m that 6m two-core sheathed lines can be connect post and be lengthened using transition, can
Test the bulky switch of 3 fractures.
5) when user is the bulky switch higher than 6m of 6 fractures, two-core sheathed line spreading ibid can be first about to 12m,
Yellow black, green black, red-black line is coupled with corresponding two static contacts per phase, notices that yellow black, green black, red-black line should on panel
Moving contact is interconnected (or passing through ground wire) and connect by A1, A2, B1, B2, C1, C2 corresponding to insertion (or A3, A4, B3, B4, C3, C4)
To the common end of instrument, pay attention to the common end of each fracture should now being interconnected.
6) when it is 12 that user, which switchs fracture, should prepare to match p-wire in time, to be smoothed out testing.
Action triggers control module 7 include extend to hull outside point/close negative control line and auxiliary switching switch, point/
Close negative control line and auxiliary switching switch connection.
Power module 4 is insulating power supply module 4, provided with short-circuit protection circuit.
Communication module 3 includes wire communication module 3 and wireless communication module 3.
Wireless communication module 3 is infrared communication module 3 or bluetooth communication 3 or radio-frequency communication module 3.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (6)
1. a kind of breaker operating characteristic tests and analyzes device, including housing and the circuit module for being located at the enclosure interior, its
It is characterised by：The circuit module includes central processing unit, data memory module, communication module, power module, AD/DA processing
Module, sensor and action triggers control module；The surface of shell is additionally provided with LCD, the central processing unit respectively with
The data memory module, communication module, power module, AD/DA processing modules and there is LCD electric connection, the AD/DA
Processing module is electrically connected with the sensor and action triggers control module respectively, the sensor and action triggers control mould
Block is connected with tested breaker respectively.
2. breaker operating characteristic according to claim 1 tests and analyzes device, it is characterised in that：The sensor includes
Direct current TA sensors, exchange clamp sensor and voltage sensor, the direct current TA sensors, exchange clamp sensor and voltage
The probe of sensor stretches out hull outside.
3. breaker operating characteristic according to claim 1 or 2 tests and analyzes device, it is characterised in that：The action is touched
Hair control module include extend to the hull outside point/close negative control line and auxiliary switching switch, described point/close negative control
Line and the auxiliary switching switch connection.
4. breaker operating characteristic according to claim 1 or 2 tests and analyzes device, it is characterised in that：The power supply mould
Block is insulating power supply module, provided with short-circuit protection circuit.
5. breaker operating characteristic according to claim 1 or 2 tests and analyzes device, it is characterised in that：The communication mould
Block includes wire communication module and wireless communication module.
6. breaker operating characteristic according to claim 5 tests and analyzes device, it is characterised in that：The radio communication mold
Block is infrared communication module or bluetooth communication or radio-frequency communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239205.4U CN206671492U (en) | 2017-03-13 | 2017-03-13 | Breaker operating characteristic tests and analyzes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239205.4U CN206671492U (en) | 2017-03-13 | 2017-03-13 | Breaker operating characteristic tests and analyzes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206671492U true CN206671492U (en) | 2017-11-24 |
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ID=60376236
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720239205.4U Active CN206671492U (en) | 2017-03-13 | 2017-03-13 | Breaker operating characteristic tests and analyzes device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206671492U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562850A (en) * | 2018-05-11 | 2018-09-21 | 广西电网有限责任公司电力科学研究院 | A kind of portable hand-held breaker mechanic property comprehensive detection system |
| CN113589218A (en) * | 2021-08-06 | 2021-11-02 | 广西电网有限责任公司贵港供电局 | Action tester of external circuit breaker of cost control electric energy meter |
-
2017
- 2017-03-13 CN CN201720239205.4U patent/CN206671492U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562850A (en) * | 2018-05-11 | 2018-09-21 | 广西电网有限责任公司电力科学研究院 | A kind of portable hand-held breaker mechanic property comprehensive detection system |
| CN113589218A (en) * | 2021-08-06 | 2021-11-02 | 广西电网有限责任公司贵港供电局 | Action tester of external circuit breaker of cost control electric energy meter |
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