CN203588920U - AC-DC general skip detection circuit for vacuum circuit breaker - Google Patents
AC-DC general skip detection circuit for vacuum circuit breaker Download PDFInfo
- Publication number
- CN203588920U CN203588920U CN201320807422.0U CN201320807422U CN203588920U CN 203588920 U CN203588920 U CN 203588920U CN 201320807422 U CN201320807422 U CN 201320807422U CN 203588920 U CN203588920 U CN 203588920U
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- CN
- China
- Prior art keywords
- port
- circuit
- wire jumper
- auxiliary switch
- breaker
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to an AC-DC general skip detection circuit for a vacuum circuit breaker. The detection circuit comprises a closing loop and a locking loop, wherein the closing loop comprises a plugging port I connected with an aviation socket pin 14, a plugging port II connected with an aviation socket pin 4 and a microcomputer protection skip monitoring device plugging port III connected with an aviation socket pin 44. The detection circuit is an improved structure on a basis of the prior art, a rectifier bridge is additionally arranged, so the microcomputer protection skip monitoring device on the AC control loop is enabled to detect skip of the breaker on the closing loop.
Description
Technical field
The utility model relates to a kind of position testing circuit, particularly a kind of jumping position testing circuit for vacuum circuit-breaker of jumping.
Background technology
In the combined floodgate manipulation loop of microcomputer protective relay; need monitor the jumping position of 10KV vacuum circuit-breaker; the jumping position monitoring terminal of Microcomputer Protection is directly connected on the closing circuit of circuit breaker; but because energy storage auxiliary switch is connected on the closing circuit of circuit breaker; detect and jump position; must be that circuit breaker is in energy storage position; but jumping position is with whether energy storage is irrelevant; so the jumping position of circuit breaker will be detected truly; will cross energy storage auxiliary switch; directly be connected on closing coil, containing the normally closed point of auxiliary switch for circuit breaker.If control power supply is direct current, can directly crosses energy storage auxiliary switch and from closing coil, through CZ-58 socket, draw the jumping position monitoring terminal that is connected to Microcomputer Protection; If control power supply for exchanging, can be because of the terminal band direct current of drawing from circuit breaker, be incorporated into and exchange manipulation loop and unavailable.
Utility model content
The purpose of this utility model is just to provide a kind of AC/DC universal for vacuum circuit-breaker and jumps a position testing circuit, to no matter controlling power supply, is direct current or interchange, and it can be jumped position to vacuum circuit-breaker and monitor.
The purpose of this utility model is to realize by such technical scheme, it includes closing circuit and locked loop, described closing circuit include be connected with aviation socket pin 14 patch port I, the port II that patches being connected with aviation socket pin 4 patches port III with the Microcomputer Protection jumping position monitoring device being connected with aviation socket pin 44, patching port I is connected with wire jumper port a, the wire jumper port b corresponding with wire jumper port a is connected with the input of anti-jump circuit breaker KO and the input of the first auxiliary switch for circuit breaker QF1 respectively, the first output of the output of the first auxiliary switch for circuit breaker QF1 and the first anti-trip relay KO1 is all connected with wire jumper port k, the second output of the first anti-trip relay KO1 is connected with energy storage auxiliary switch S2, the wire jumper port l corresponding with wire jumper port k is connected with the L end of the first rectifier circuit by resistance R 0, between the positive interface end of the first rectifier circuit and negative interface end, be connected with the second anti-jump circuit breaker KO2, the N end of the first rectifier circuit with patch port II and be connected, energy storage auxiliary switch S2 respectively with wire jumper port i, latching electromagnet auxiliary switch S4 is connected with plug receptacle port III, the wire jumper port j corresponding with wire jumper port i and latching electromagnet auxiliary switch S4 are all connected with the L end of the second rectifier circuit by the second auxiliary switch for circuit breaker QF2, between the positive interface end of the second rectifier circuit and negative interface end, being connected with closing coil HQ is connected, the N end of the second rectifier circuit with patch port II and be connected, latching electromagnet auxiliary switch S4 is connected with locked loop.
Further, the model of described aviation socket is CZ-58.
Further, described locked loop include be connected with aviation socket pin 20 patch port IV, be connected with aviation socket pin 49 patch port V be connected with aviation socket pin 10 patch port VI, patching port V is connected with wire jumper port e, the wire jumper port f corresponding with wire jumper port e is connected with wire jumper port c by test position auxiliary switch S8, patching port VI is connected with wire jumper port h, the wire jumper port g corresponding with route port h is connected with wire jumper port c by service position auxiliary switch S9, the wire jumper port d corresponding with route port c is connected with the L end of the 3rd rectifier circuit by the 3rd auxiliary switch for circuit breaker QF3, between the positive interface end of the 3rd rectifier circuit and negative interface end, be connected with resistance R 1 and latching electromagnet Y1, resistance R 1 and latching electromagnet Y1 are provided with power port p between this, the power port q corresponding with power port is arranged on the other end of resistance R 1, the N end of the 3rd rectifier circuit with patch port IV and be connected, latching electromagnet auxiliary switch S4 and latching electromagnet Y1 interlock.
Further, described the first rectifier circuit, the second rectifier circuit and the 3rd rectifier circuit form by four diodes.
Owing to having adopted technique scheme, the utlity model has following advantage:
The utility model improves on the basis of existing technology, has increased a rectifier bridge, makes vacuum circuit-breaker also can on the lead-out wire at closing circuit, detect the jumping position that obtains circuit breaker on interchange manipulation loop.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating below, or can from practice of the present utility model, be instructed.Target of the present utility model and other advantages can be realized and be obtained by specification and claims below.
Accompanying drawing explanation
Accompanying drawing of the present utility model is described as follows.
Fig. 1 is electric wiring structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
For the AC/DC universal of vacuum circuit-breaker, jump position testing circuit, include closing circuit and locked loop, described closing circuit include be connected with aviation socket pin 14 patch port I, the port II that patches being connected with aviation socket pin 4 patches port III with the Microcomputer Protection jumping position monitoring device being connected with aviation socket pin 44, patching port I is connected with wire jumper port a, the wire jumper port b corresponding with wire jumper port a is connected with the input of anti-jump circuit breaker KO and the input of the first auxiliary switch for circuit breaker QF1 respectively, the first output of the output of the first auxiliary switch for circuit breaker QF1 and the first anti-trip relay KO1 is all connected with wire jumper port k, the second output of the first anti-trip relay KO1 is connected with energy storage auxiliary switch S2, the wire jumper port l corresponding with wire jumper port k is connected with the L end of the first rectifier circuit by resistance R 0, between the positive interface end of the first rectifier circuit and negative interface end, be connected with the second anti-jump circuit breaker KO2, the N end of the first rectifier circuit with patch port II and be connected, energy storage auxiliary switch S2 respectively with wire jumper port i, latching electromagnet auxiliary switch S4 is connected with plug receptacle port III, the wire jumper port j corresponding with wire jumper port i and latching electromagnet auxiliary switch S4 are all connected with the L end of the second rectifier circuit by the second auxiliary switch for circuit breaker QF2, between the positive interface end of the second rectifier circuit and negative interface end, being connected with closing coil HQ is connected, the N end of the second rectifier circuit with patch port II and be connected, latching electromagnet auxiliary switch S4 is connected with locked loop.
When control power supply is direct current; Microcomputer Protection is jumped in the monitoring device of position and is established and jump position relay TWJ; the potential winding of jumping position relay TWJ is connected with closing circuit of circuit breaker; auxiliary switch closure when circuit breaker tripping; connect and jump position relay TWJ coil, thereby Microcomputer Protection is jumped position, monitoring device detects circuit breaker tripping.
When controlling power supply for interchange; Microcomputer Protection is jumped in the monitoring device of position and is established and jump position relay TWJ, the potential winding of jumping position relay TWJ connected with closing circuit of circuit breaker, and auxiliary switch closure when circuit breaker tripping; connect TWJ coil, thereby protective device detects circuit breaker tripping.
The model of described aviation socket is CZ-58.
Described locked loop include be connected with aviation socket pin 20 patch port IV, be connected with aviation socket pin 49 patch port V be connected with aviation socket pin 10 patch port VI, patching port V is connected with wire jumper port e, the wire jumper port f corresponding with wire jumper port e is connected with wire jumper port c by test position auxiliary switch S8, patching port VI is connected with wire jumper port h, the wire jumper port g corresponding with route port h is connected with wire jumper port c by service position auxiliary switch S9, the wire jumper port d corresponding with route port c is connected with the L end of the 3rd rectifier circuit by the 3rd auxiliary switch for circuit breaker QF3, between the positive interface end of the 3rd rectifier circuit and negative interface end, be connected with resistance R 1 and latching electromagnet Y1, resistance R 1 and latching electromagnet Y1 are provided with power port p between this, the power port q corresponding with power port is arranged on the other end of resistance R 1, the N end of the 3rd rectifier circuit with patch port IV and be connected, latching electromagnet auxiliary switch S4 and latching electromagnet Y1 interlock.
Described the first rectifier circuit, the second rectifier circuit and the 3rd rectifier circuit form by four diodes.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. for the AC/DC universal of vacuum circuit-breaker, jump position testing circuit, include closing circuit and locked loop, it is characterized in that: described closing circuit include be connected with aviation socket pin 14 patch port I, the port II that patches being connected with aviation socket pin 4 patches port III with the Microcomputer Protection jumping position monitoring device being connected with aviation socket pin 44, patching port I is connected with wire jumper port a, the wire jumper port b corresponding with wire jumper port a is connected with the input of anti-jump circuit breaker KO and the input of the first auxiliary switch for circuit breaker QF1 respectively, the first output of the output of the first auxiliary switch for circuit breaker QF1 and the first anti-trip relay KO1 is all connected with wire jumper port k, the second output of the first anti-trip relay KO1 is connected with energy storage auxiliary switch S2, the wire jumper port l corresponding with wire jumper port k is connected with the L end of the first rectifier circuit by resistance R 0, between the positive interface end of the first rectifier circuit and negative interface end, be connected with the second anti-jump circuit breaker KO2, the N end of the first rectifier circuit with patch port II and be connected, energy storage auxiliary switch S2 respectively with wire jumper port i, latching electromagnet auxiliary switch S4 is connected with plug receptacle port III, the wire jumper port j corresponding with wire jumper port i and latching electromagnet auxiliary switch S4 are all connected with the L end of the second rectifier circuit by the second auxiliary switch for circuit breaker QF2, between the positive interface end of the second rectifier circuit and negative interface end, being connected with closing coil HQ is connected, the N end of the second rectifier circuit with patch port II and be connected, latching electromagnet auxiliary switch S4 is connected with locked loop.
2. the AC/DC universal for vacuum circuit-breaker as claimed in claim 1 is jumped position testing circuit, it is characterized in that: the model of described aviation socket is CZ-58.
3. the AC/DC universal for vacuum circuit-breaker as claimed in claim 1 is jumped position testing circuit, it is characterized in that: described locked loop include be connected with aviation socket pin 20 patch port IV, be connected with aviation socket pin 49 patch port V be connected with aviation socket pin 10 patch port VI, patching port V is connected with wire jumper port e, the wire jumper port f corresponding with wire jumper port e is connected with wire jumper port c by test position auxiliary switch S8, patching port VI is connected with wire jumper port h, the wire jumper port g corresponding with route port h is connected with wire jumper port c by service position auxiliary switch S9, the wire jumper port d corresponding with route port c is connected with the L end of the 3rd rectifier circuit by the 3rd auxiliary switch for circuit breaker QF3, between the positive interface end of the 3rd rectifier circuit and negative interface end, be connected with resistance R 1 and latching electromagnet Y1, resistance R 1 and latching electromagnet Y1 are provided with power port p between this, the power port q corresponding with power port is arranged on the other end of resistance R 1, the N end of the 3rd rectifier circuit with patch port IV and be connected, latching electromagnet auxiliary switch S4 and latching electromagnet Y1 interlock.
4. the AC/DC universal for vacuum circuit-breaker as claimed in claim 1 is jumped position testing circuit, it is characterized in that: described the first rectifier circuit, the second rectifier circuit and the 3rd rectifier circuit form by four diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320807422.0U CN203588920U (en) | 2013-12-10 | 2013-12-10 | AC-DC general skip detection circuit for vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320807422.0U CN203588920U (en) | 2013-12-10 | 2013-12-10 | AC-DC general skip detection circuit for vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203588920U true CN203588920U (en) | 2014-05-07 |
Family
ID=50586792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320807422.0U Withdrawn - After Issue CN203588920U (en) | 2013-12-10 | 2013-12-10 | AC-DC general skip detection circuit for vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203588920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617922A (en) * | 2013-12-10 | 2014-03-05 | 戴顿（重庆）高压开关有限公司 | Universal alternating current and direct current trip detection circuit used for vacuum circuit breaker |
-
2013
- 2013-12-10 CN CN201320807422.0U patent/CN203588920U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617922A (en) * | 2013-12-10 | 2014-03-05 | 戴顿（重庆）高压开关有限公司 | Universal alternating current and direct current trip detection circuit used for vacuum circuit breaker |
| CN103617922B (en) * | 2013-12-10 | 2015-10-28 | 戴顿（重庆）高压开关有限公司 | AC/DC universal for vacuum circuit-breaker jumps position testing circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |