CN206321718U - A kind of simple mimic-disconnecting switch - Google Patents
A kind of simple mimic-disconnecting switch Download PDFInfo
- Publication number
- CN206321718U CN206321718U CN201621282369.7U CN201621282369U CN206321718U CN 206321718 U CN206321718 U CN 206321718U CN 201621282369 U CN201621282369 U CN 201621282369U CN 206321718 U CN206321718 U CN 206321718U
- Authority
- CN
- China
- Prior art keywords
- contactor
- control bus
- indicator lamp
- breaker
- disconnecting switch
- 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.)
- Expired - Fee Related
Links
- 238000004804 winding Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000004088 simulation Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a kind of simple mimic-disconnecting switch, it includes dc source, the controlling switch KK of breaker, first D.C. contactor KM1, second D.C. contactor KM2, 3rd D.C. contactor KM3, combined floodgate indicator lamp HL, separating brake indicator lamp TL, it is connected to the control bus N1 of DC power anode and the control bus N2 of DC power cathode, combined floodgate indicator lamp HL is parallel between control bus N1 and control bus N2, separating brake indicator lamp TL and the 3rd D.C. contactor KM3, controlling switch KK and switching signal input H that control bus N1 passes through breaker, the T connections of sub-gate signal input.The utility model is simple in construction, safe and reliable, good stability, when the total group test of protective relaying device and the operation of operations staff learn, is capable of the action process of accurate simulation actual high-voltage breaker.
Description
Technical field
The utility model belongs to power system relay protection device inspection technology field, more particularly, to a kind of simple simulation
Breaker.
Background technology
Mimic-disconnecting switch is mainly used in substituting real high pressure open circuit in the total group test of protective relaying device each project
Device, the division action and division of high voltage breaker simulator indicate, can truly mimic-disconnecting switch switch action characteristic, to keep away
Exempt from because the total group test repeated causes primary cut-out division brings harmful effect repeatedly.Mimic-disconnecting switch of the prior art
Have the shortcomings that cost height, maintenance expense are high.
The content of the invention
To solve the above problems, the purpose of this utility model is to provide the letter that a kind of circuit design is simple, reliability is high
Easy mimic-disconnecting switch.
For achieving the above object, the utility model is adopted the following technical scheme that：
A kind of simple mimic-disconnecting switch, it includes dc source, the controlling switch KK of breaker, the first D.C. contactor
KM1, the second D.C. contactor KM2, the 3rd D.C. contactor KM3, combined floodgate indicator lamp HL, separating brake indicator lamp TL, are connected to direct current
The control bus N1 of the positive source and control bus N2 of DC power cathode, it is in parallel between control bus N1 and control bus N2
There are combined floodgate indicator lamp HL, separating brake indicator lamp TL and the 3rd D.C. contactor KM3, the controlling switch that control bus N1 passes through breaker
KK is connected with switching signal input H, sub-gate signal input T.
Described simple mimic-disconnecting switch, it is its control bus N1 and the second D.C. contactor KM2 normally-closed contact, in parallel
First D.C. contactor KM1 normally opened contact and the 3rd D.C. contactor KM3 normally opened contact, the 3rd D.C. contactor KM3
Coil, control bus N2 series connection.
Described simple mimic-disconnecting switch, is parallel with the 3rd direct current of series connection between its control bus N1 and control bus N2
Contactor KM3 normally opened contact is indicated with combined floodgate indicator lamp HL, the 3rd D.C. contactor KM3 connected normally-closed contact and separating brake
Lamp TL.
Described simple mimic-disconnecting switch, controlling switch KK one end of its breaker is connected with control bus N1, the other end
The normally-closed contact for the 3rd D.C. contactor KM3 being concatenated respectively and the first D.C. contactor KM1 coil, the 3rd connected are straight
Stream contactor KM3 normally opened contact is connected with the second D.C. contactor KM2 coil with control bus N2.
Due to using technical scheme as described above, the utility model has following superiority：
The simple mimic-disconnecting switch, its is simple in construction, easy for operation, safe and reliable, good stability, in relay protection
When the total group test of device and the operation of operations staff learn, it is capable of the action process of accurate simulation actual high-voltage breaker, drops
Low cost, improves operating efficiency, extends breaker service life, is conducive to the reliability service of equipment.
Brief description of the drawings
Fig. 1 is circuit diagram of the present utility model.
Embodiment
The technical solution of the utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in figure 1, the simple mimic-disconnecting switch, it includes dc source, the controlling switch KK of breaker, simulated high-pressure
First D.C. contactor KM1 of breaker closing wire loop, second direct current in high voltage breaker simulator switching winding loop connect
Tentaculum KM2, the 3rd D.C. contactor KM3 of high voltage breaker simulator auxiliary contact, combined floodgate indicator lamp HL, separating brake indicator lamp TL,
It is connected to the control bus N1 of DC power anode and the control bus N2 of DC power cathode, control bus N1 and the second direct current
Contactor KM2 normally-closed contact, the first D.C. contactor KM1 in parallel normally opened contact and the 3rd D.C. contactor KM3 it is normal
Open contact, the 3rd D.C. contactor KM3 coil, control bus N2 series connection；It is in parallel between control bus N1 and control bus N2
The normally opened contact and the combined floodgate indicator lamp HL that have the 3rd D.C. contactor KM3 of series connection, the 3rd D.C. contactor KM3 connected it is normal
Closed contact and separating brake indicator lamp TL；Controlling switch KK one end of breaker is connected with control bus N1, with switching signal input H
The other end of connection connected with the 3rd D.C. contactor KM3 normally-closed contact, the first D.C. contactor KM1 coil after with control
Bus N2 connections, it is straight with the sub-gate signal input T other ends being connected and the 3rd D.C. contactor KM3 normally opened contact and second
It is connected after stream contactor KM2 coil series connection with control bus N2.
When in use, the home position of breaker is in gate-dividing state, positive supply for simple mimic-disconnecting switch of the present utility model
Negative supply is returned to by the 3rd D.C. contactor KM3 normally-closed contact, separating brake indicator lamp TL and constitutes loop, separating brake indicator lamp TL hairs
It is bright, indicate breaker in closing position；The local control switch KK of breaker switch knob KK1 is pressed, the first direct current connects
Tentaculum KM1 coil obtains electric, normally opened contact closure, the 3rd D.C. contactor KM3 coil is obtained electric, normally-closed contact disconnects, often
The closing of contact is opened, combined floodgate indicator lamp HL is shinny, separating brake indicator lamp TL does not work, represent breaker in "on" position, now, the 3rd is straight
Stream contactor KM3 coil is kept as electricity condition；The local control switch KK of breaker opening button KK2 is pressed, first
D.C. contactor KM1 coil losing electricity, the normally opened contact of closure disconnects, and makes the 3rd D.C. contactor KM3 coil losing electricity, disconnects
Normally-closed contact closure, the normally opened contact of closure disconnects, and combined floodgate indicator lamp HL does not work, and separating brake indicator lamp TL is shinny, represents open circuit
Device is in gate-dividing state, and now, the second D.C. contactor KM2 coil losing electricity, normally-closed contact disconnects, and makes the 3rd D.C. contactor
KM3 coil keeps power failure state.
Preferred embodiment of the present utility model is the foregoing is only, rather than to limitation of the present utility model, is not departing from this
In the case of the spirit and scope of utility model, all impartial changes made according to present utility model application the scope of the claims and modification,
It should all belong within scope of patent protection of the present utility model.
Claims (4)
1. a kind of simple mimic-disconnecting switch, it is characterized in that：It includes dc source, the controlling switch KK of breaker, simulated high-pressure
First D.C. contactor KM1 of breaker closing wire loop, second direct current in high voltage breaker simulator switching winding loop connect
Tentaculum KM2, the 3rd D.C. contactor KM3 of high voltage breaker simulator auxiliary contact, combined floodgate indicator lamp HL, separating brake indicator lamp TL,
It is connected to the control bus N1 of DC power anode and the control bus N2 of DC power cathode, control bus N1 and control bus
Combined floodgate indicator lamp HL, separating brake indicator lamp TL and the 3rd D.C. contactor KM3 are parallel between N2, control bus N1 passes through breaker
Controlling switch KK be connected with switching signal input H, sub-gate signal input T.
2. simple mimic-disconnecting switch according to claim 1, it is characterized in that：Its control bus N1 and the second D.C. contactor
KM2 normally-closed contact, the normally opened contact of the first D.C. contactor KM1 in parallel normally opened contact and the 3rd D.C. contactor KM3,
3rd D.C. contactor KM3 coil, control bus N2 series connection.
3. simple mimic-disconnecting switch according to claim 1, it is characterized in that：Between its control bus N1 and control bus N2
It is parallel with the 3rd D.C. contactor KM3 of series connection normally opened contact and combined floodgate indicator lamp HL, the 3rd D.C. contactor KM3 connected
Normally-closed contact and separating brake indicator lamp TL.
4. simple mimic-disconnecting switch according to claim 1, it is characterized in that：Controlling switch KK one end of its breaker and control
Bus N1 connections processed, the 3rd D.C. contactor KM3 that the other end is concatenated respectively normally-closed contact and the first D.C. contactor KM1
Coil, series connection the 3rd D.C. contactor KM3 normally opened contact and the second D.C. contactor KM2 coil and control bus N2
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621282369.7U CN206321718U (en) | 2016-11-28 | 2016-11-28 | A kind of simple mimic-disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621282369.7U CN206321718U (en) | 2016-11-28 | 2016-11-28 | A kind of simple mimic-disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206321718U true CN206321718U (en) | 2017-07-11 |
Family
ID=59264697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621282369.7U Expired - Fee Related CN206321718U (en) | 2016-11-28 | 2016-11-28 | A kind of simple mimic-disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206321718U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039102A (en) * | 2017-12-12 | 2018-05-15 | 三峡大学 | A kind of breaker Digital Simulation device and method |
| CN110601062A (en) * | 2019-10-11 | 2019-12-20 | 广东电网有限责任公司 | GIS combined electrical apparatus with status indicator lamp |
-
2016
- 2016-11-28 CN CN201621282369.7U patent/CN206321718U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039102A (en) * | 2017-12-12 | 2018-05-15 | 三峡大学 | A kind of breaker Digital Simulation device and method |
| CN110601062A (en) * | 2019-10-11 | 2019-12-20 | 广东电网有限责任公司 | GIS combined electrical apparatus with status indicator lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20171128 |