CN209014692U - Breaker control circuit is from loop device - Google Patents
Breaker control circuit is from loop device Download PDFInfo
- Publication number
- CN209014692U CN209014692U CN201821396204.1U CN201821396204U CN209014692U CN 209014692 U CN209014692 U CN 209014692U CN 201821396204 U CN201821396204 U CN 201821396204U CN 209014692 U CN209014692 U CN 209014692U
- Authority
- CN
- China
- Prior art keywords
- change
- over switch
- breaker
- contact
- test contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 claims abstract description 71
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 238000012546 transfer Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000013024 troubleshooting Methods 0.000 abstract description 12
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Breakers (AREA)
Abstract
The utility model relates to breaker control circuit fault detection technique fields, it is a kind of breaker control circuit from loop device, it includes operation panel, insulation shell and the change-over switch used for load transfer, operation panel is mounted on the top of insulation shell, the operation handle of operation range, test gear, zero setting gear and rotatable change-over switch is provided on the operation panel, any three groups of contacts on change-over switch are respectively set to change-over switch common end test contact, change-over switch closing circuit test contact and change-over switch sub-gate circuit test contact etc..The utility model reasonable and compact in structure, it is easy to use, the arrangement and distribution for so that breaker control circuit troubleshooting is worked have more reasonability, the professional structure of troubleshooting staffs has more specific aim, reach and shorten the response time of breakdown repair order, reduce the setting out person-time of troubleshooting operation, save the cost.
Description
Technical field
It is a kind of breaker control circuit from ring the utility model relates to breaker control circuit fault detection technique field
Device.
Background technique
Breaker is the core transformer equipment of operation of power networks, the fine or not safety and stability to power grid for the working condition that it runs
Play the role of it is vital, so our straight grip breaker control circuit failures are regarded a kind of equipment crisis defect and are conscientiously located
Reason is treated.The operation signal of breaker is to output from protective device, and applied by control cable and operating condition judgment component
It is added on the electromagnetic unit inside breaker insulation shell and triggers breaker mechanism movement.Only for the event of breaker operator circuit
Breaker operator circuit is manually divided into two parts at breaker terminals case by barrier, and a part is from change-over switch to protection
Device (referred to as device section), a part are from change-over switch to mechanism section (referred to as mechanism section).For work division, it is related to list
And to one or two professions, therefore when such failure occurring every time, equipment Yun Jian administrative department require to coordinate one or two times it is professional
Related personnel is handled to site inspection, and often such failure relates only to a professional job, the people of another profession
Member, which has acted only as, accompanies inspection role, thus virtually increases cost input, reduces working efficiency.
In recent years, with the extensive use of the quickening of power grid construction paces and new equipment, new technology, new process, teams and groups
Operating pressure increasingly increases, and rigid understaffing's contradiction also becomes increasingly conspicuous.As Guo Wang company is to equipment deficiency incidence and defect elimination rate
Strict control and requirement, all give equipment O&M pipe to human and material resources input by breaker control circuit troubleshooting every year
Reason department causes very big operating pressure.
Summary of the invention
The utility model provides a kind of breaker control circuit from loop device, overcomes the defects of the prior art,
When it can effectively solve the failure of existing breaker, there is event in which section for being manually unable to judge accurately out breaker control circuit
Barrier has that maintenance is time-consuming and laborious, construction efficiency is lower.
The technical solution of the utility model is realized by following measures: a kind of breaker control circuit is filled from ring
It sets, including operation panel, insulation shell and the change-over switch used for load transfer, operation panel is mounted on the top of insulation shell
Portion is provided with the operation handle of operation range, test gear, zero setting gear and rotatable change-over switch on the operation panel,
Any three groups of contacts on change-over switch are respectively set to change-over switch common end test contact, the test of change-over switch closing circuit
Contact and change-over switch sub-gate circuit test contact；
The first position of change-over switch common end test contact and the mechanism section common end of breaker connect, and described turn
The second position for changing switch common end test contact is connect with release unit section common end, the change-over switch common end test
The third place of contact is connect with the first position of change-over switch common end test contact, and the change-over switch common end is surveyed
The 4th position for trying contact is normally closed with the auxiliary switch of the auxiliary switch normally opened contact first position of breaker and breaker respectively
The connection of contact first position；
The first position of change-over switch closing circuit test contact is connect with the closing circuit of breaker mechanism section, and conversion is opened
The second position for closing lock loop-around test contact is connect with the closing circuit of release unit section, the test of change-over switch closing circuit
The third place of contact is connect with the first position of change-over switch closing circuit test contact, the test touching of change-over switch closing circuit
4th position of point and the auxiliary switch normally-closed contact second position of breaker connect；
The first position of change-over switch sub-gate circuit test contact is connect with the sub-gate circuit of breaker mechanism section, and conversion is opened
The second position for closing sub-gate circuit test contact is connect with the sub-gate circuit of release unit section, the test of change-over switch sub-gate circuit
The third place of contact is connect with the first position of change-over switch sub-gate circuit test contact, the test touching of change-over switch closing circuit
4th position of point and the auxiliary switch normally opened contact second position of breaker connect.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution:
The rotation angle range of aforesaid operations handle is 0 ° to 90 °.
The utility model reasonable and compact in structure, it is easy to use, under breaker control circuit fault condition, utilize one
One test loop is cut into the control loop of breaker by change-over switch, to verify from the utility model to breaker mechanism
Section control loop whether connection, so that it is determined that failure occur in which section in circuit.The utility model makes breaker control
The arrangement and distribution of loop fault processing work processed have more reasonability, the professional structure of troubleshooting staffs is more directed to
Property, shorten the response time of breakdown repair order to reach, reduce the setting out person-time of troubleshooting operation, save troubleshooting work
The expenditure cost of work plays the basic goal of upgrading synergistic effect conscientiously.
Detailed description of the invention
Attached drawing 1 is the main view schematic perspective view of the best embodiment of the utility model.
Attached drawing 2 is the operating board structure schematic diagram in attached drawing 1.
Attached drawing 3 is that the operation handle of the utility model is located at the circuit interconnect pattern of zero setting gear.
Attached drawing 4 is that the operation handle of the utility model is located at the circuit interconnect pattern of operation range.
Attached drawing 5 is the circuit interconnect pattern that the utility model operation handle is located at test gear.
Coding in attached drawing is respectively as follows: 1 for operation panel, and 2 be insulation shell, and 3 be change-over switch, and 4 be operation handle.
Specific embodiment
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
In the present invention, for ease of description, the description of the relative positional relationship of each component is according to specification
The Butut mode of attached drawing 1 is described, such as: front, rear, top, and bottom, left and right positional relationship be according to Figure of description
Butut direction determine.
The utility model is further described below with reference to examples and drawings:
As shown in attached drawing 1,2,3,4,5, table 1, the breaker control circuit is from loop device, including operation panel 1, insulation shell
Body 2 and the change-over switch 3 used for load transfer, operation panel 1 are mounted on the top of insulation shell 2, on the operation panel 1
It is provided with the operation handle 4 of operation range, test gear, zero setting gear and rotatable change-over switch 3, appointing on change-over switch 3
Anticipate three groups of contacts be respectively set to 3 common end of change-over switch test contact, 3 closing circuit of change-over switch test contact and conversion open
Close 3 sub-gate circuits test contact；
The first position of 3 common end of change-over switch test contact and the mechanism section common end of breaker connect, described
The second position of 3 common end of change-over switch test contact is connect with release unit section common end, 3 common end of change-over switch
The third place for testing contact is connect with the first position of 3 common end of change-over switch test contact, and the change-over switch 3 is public
Auxiliary of the 4th position of end test contact respectively with the auxiliary switch normally opened contact first position of breaker and breaker is opened altogether
Close the connection of normally-closed contact first position；
The first position of 3 closing circuit of change-over switch test contact is connect with the closing circuit of breaker mechanism section, is converted
The second position of 3 closing circuit of switch test contact is connect with the closing circuit of release unit section, 3 closing circuit of change-over switch
The third place for testing contact is connect with the first position of 3 closing circuit of change-over switch test contact, 3 closing circuit of change-over switch
The auxiliary switch normally-closed contact second position of the 4th position and breaker of testing contact connects；
The first position of 3 sub-gate circuit of change-over switch test contact is connect with the sub-gate circuit of breaker mechanism section, is converted
The second position of 3 sub-gate circuit of switch test contact is connect with the sub-gate circuit of release unit section, 3 sub-gate circuit of change-over switch
The third place for testing contact is connect with the first position of change-over switch sub-gate circuit test contact, 3 closing circuit of change-over switch
The auxiliary switch normally opened contact second position of the 4th position and breaker of testing contact connects.
Change-over switch 3 is existing common change-over switch, in actual work, when the operation handle 4 of the utility model is got to
When intermediate zero setting gear positions, the utility model is to cut out state, corresponding circuit connection Fig. 3 are as follows: the device section of breaker
Each operation circuit mutually disconnected with each test loop of change-over switch 3, each circuit of mechanism section of breaker, in case of a fault
Play the role of one kind electrically to separate.
When the operation handle 4 of the utility model gets to operation range position, the utility model is normal condition, corresponding
Circuit connection as shown in figure 4, protection device for circuit breaker section operation circuit by change-over switch 3 each Loop Contacts first
Position circuit corresponding with the mechanism section of breaker is connected directly, and plays a kind of work of transition connection under normal circumstances
With.
When the operation handle 4 of the utility model gets to test gear positions, the utility model is incision state, corresponding
Circuit wiring diagram as figure 5 illustrates, at this moment, 3 closing circuit of change-over switch tests contact and 3 sub-gate circuit of change-over switch and tests contact
The control loop for accessing breaker, is equivalent to and has accessed a branch in parallel with the mechanism section of breaker on breaker control circuit
A kind of loop signal is played the role of from ring in road in case of a fault.
Operation handle 4 should should be beaten in operating position in normal operating condition, otherwise will cause control by the utility model
Circuit is obstructed.For the utility model in test mode, control loop access is a TCH test channel, at this time cannot be to breaker
It is operated, otherwise will cause control power supply and be spaced apart tripping, after being completed, operation handle 4 should should beaten in zero setting gear, be prevented
Only cause other operating troubles because of breaker control circuit failure.
The utility model reasonable and compact in structure, it is easy to use, under breaker control circuit fault condition, utilize one
One test loop is cut into the control loop of breaker by change-over switch 3, to verify from the utility model to breaker machine
The control loop of structure section whether connection, so that it is determined that failure occur in which section in circuit.The utility model makes breaker
The arrangement and distribution of control loop troubleshooting work have more reasonability, the professional structure of troubleshooting staffs is more directed to
Property, shorten the response time of breakdown repair order to reach, reduce the setting out person-time of troubleshooting operation, save troubleshooting work
The expenditure cost of work plays the basic goal of upgrading synergistic effect conscientiously.
Above-mentioned breaker control circuit can be made further optimization and/or improvements from loop device according to actual needs:
As shown in attached drawing 1,2, the rotation angle range of operation handle 4 is 0 ° to 90 °.
The rotation of operation handle 4 to left side obliquely 45 ° when, that is, be designated as getting to operation range, operation handle 4 is rotated into
Between forward position when, that is, be designated as getting to zero setting gear, the rotation of operation handle 4 to right side obliquely 45 ° when, that is, be designated as beating
To test gear.The position for testing gear and operation range can also be interchangeable according to actual needs, it is user-friendly.
The above technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.
The working principle of the utility model is: by breaker control circuit through being manually divided into two at breaker terminals case
Point, a part is from terminal box to protective device (referred to as device section), and a part is from terminal box to section (referred to as mechanism, mechanism
Section).When protective device issues breaker control circuit wire break alarm signal, live operation maintenance personnel only need to be by the utility model
Operation handle 4 test gear is got to by zero setting gear, the alarm signal in involution protective device is then gone again, if can be multiple
Return, it can be determined that trouble location is in mechanism section, if being unable to involution, it can be determined that trouble location is in protective device section.This
Sample, when actually arranging work, overhaul of the equipments department is when being connected to breakdown repair order, the first and live O&M before arranging work
Personnel, which carry out after necessary work is linked up, can targetedly arrange skilled addressee to carry out troubleshooting.
Claims (2)
1. a kind of breaker control circuit is from loop device, it is characterised in that including operation panel, insulation shell and for load transfer
The change-over switch used, operation panel are mounted on the top of insulation shell, and operation range, test are provided on the operation panel
The operation handle of gear, zero setting gear and rotatable change-over switch, any three groups of contacts on change-over switch are respectively set to turn
Change switch common end test contact, change-over switch closing circuit test contact and change-over switch sub-gate circuit test contact；
The first position of change-over switch common end test contact and the mechanism section common end of breaker connect, and the conversion is opened
The second position for closing common end test contact is connect with release unit section common end, and contact is tested in the change-over switch common end
The first position of the third place and the change-over switch common end test contact connect, the change-over switch common end test is touched
The 4th position auxiliary switch normally-closed contact with the auxiliary switch normally opened contact first position of breaker and breaker respectively of point
First position connection；
The first position of change-over switch closing circuit test contact is connect with the closing circuit of breaker mechanism section, and change-over switch closes
The second position of lock loop-around test contact is connect with the closing circuit of release unit section, and change-over switch closing circuit tests contact
The first position of the third place and change-over switch closing circuit test contact connect, change-over switch closing circuit test contact
4th position and the auxiliary switch normally-closed contact second position of breaker connect；
The first position of change-over switch sub-gate circuit test contact is connect with the sub-gate circuit of breaker mechanism section, change-over switch point
The second position of lock loop-around test contact is connect with the sub-gate circuit of release unit section, and change-over switch sub-gate circuit tests contact
The first position of the third place and change-over switch sub-gate circuit test contact connect, change-over switch closing circuit test contact
4th position and the auxiliary switch normally opened contact second position of breaker connect.
2. breaker control circuit according to claim 1 is from loop device, it is characterised in that the rotation angle of operation handle
Range is 0 ° to 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821396204.1U CN209014692U (en) | 2018-08-28 | 2018-08-28 | Breaker control circuit is from loop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821396204.1U CN209014692U (en) | 2018-08-28 | 2018-08-28 | Breaker control circuit is from loop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209014692U true CN209014692U (en) | 2019-06-21 |
Family
ID=66831848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821396204.1U Active CN209014692U (en) | 2018-08-28 | 2018-08-28 | Breaker control circuit is from loop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209014692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270444A (en) * | 2018-08-28 | 2019-01-25 | 国网新疆电力有限公司伊犁供电公司 | Breaker control circuit is from loop device |
-
2018
- 2018-08-28 CN CN201821396204.1U patent/CN209014692U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270444A (en) * | 2018-08-28 | 2019-01-25 | 国网新疆电力有限公司伊犁供电公司 | Breaker control circuit is from loop device |
| CN109270444B (en) * | 2018-08-28 | 2023-12-05 | 国网新疆电力有限公司伊犁供电公司 | Circuit breaker control loop self-loop device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109599941A (en) | A kind of distribute-electricity transformer district perception terminal device and method | |
| CN103346497B (en) | Intelligent substation electrical virtual circuit isolation method and system | |
| CN104330730B (en) | The connection of catalyst and disjunction test monitoring protection device and the method for operation thereof | |
| CN209014692U (en) | Breaker control circuit is from loop device | |
| CN111724661A (en) | Distribution network automation simulation system and distribution network fault simulation method | |
| CN107887878B (en) | A kind of fool proof method and apparatus of relay protection soft pressing plate | |
| CN107276228B (en) | Misoperation prevention management and control system for transformer substation pressing plate state | |
| CN206533120U (en) | Switch cubicle arc light protecting system and feeder cabinet arc light protecting system | |
| CN206074794U (en) | The portable power storage load box checked by false wiring of electric energy metering equipment | |
| CN110988524A (en) | Automatic function test device of full-automatic recloser formula feeder | |
| CN202453445U (en) | Testing device for stage difference coordination of transformer substation direct-current system | |
| CN108828344B (en) | Pressing plate detection warning method and device for transformer substation line protection device | |
| CN201230204Y (en) | Logic test device for microcomputer type protection monitoring module in power supply and distribution system | |
| CN206480263U (en) | A kind of low-voltage collecting meter reading failure training set | |
| CN109270444A (en) | Breaker control circuit is from loop device | |
| CN210142411U (en) | Universal power supply station practical training operating system and anti-electricity-stealing practical training circuit thereof | |
| CN103825259A (en) | Relay protection system | |
| CN201365140Y (en) | Feeder line switch control module for nuclear power station electric power plant | |
| CN205039548U (en) | Low -voltage reactive power compensation device | |
| CN203589490U (en) | Electric control cabinet interlocking board and electric control cabinet | |
| CN109066604B (en) | Generator low-voltage protection system of million-kilowatt nuclear power station | |
| CN203761037U (en) | Line-outage-free coordination instrument for eliminating defects of protection device | |
| CN207992363U (en) | Singlephase earth fault circuit monitoring system | |
| CN107015487B (en) | Primary simulation system and method for transformer substation capable of reminding load shedding of bus | |
| CN206431231U (en) | Breaker failure starting-up later time detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |