CN202585187U - High-tension switchgear interlocking device - Google Patents
High-tension switchgear interlocking device Download PDFInfo
- Publication number
- CN202585187U CN202585187U CN 201220096987 CN201220096987U CN202585187U CN 202585187 U CN202585187 U CN 202585187U CN 201220096987 CN201220096987 CN 201220096987 CN 201220096987 U CN201220096987 U CN 201220096987U CN 202585187 U CN202585187 U CN 202585187U
- Authority
- CN
- China
- Prior art keywords
- vacuum circuit
- interlocking
- cam
- interlocking mechanism
- rod
- 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
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
A high-tension switchgear interlocking device aims to solve problems that a conventional interlocking device is prone to maloperation and safety hidden troubles and is inconvenient to operate. The high-tension switchgear interlocking device is characterized by comprising a vacuum circuit breaker large shaft, a cam, a push plate, a guide rod, a spring, a guide support, a positioning pin, a positioning column, an interlocking rod, an operation interlocking mechanism and a vacuum circuit breaker switch; an effective mechanical interlock is formed between the vacuum circuit breaker switch and the operation interlocking mechanism; the vacuum circuit breaker large shaft is provided with the fixed cam; the cam is connected with the push plate; the guide rod sleeved with the spring is connected with the push plate; the other end of the guide rod transversely passes through the guide support, and a tail end of the guide rod is inserted and fixed above the positioning rod on the interlocking rod; the positioning pin is arranged on the guide rod; and the interlocking rod is connected with an operation handle that is positioned at a work place on the operation interlocking mechanism. The beneficial effects are that the device of the utility model is convenient to operate and enables safety hidden troubles to be eliminated.
Description
Technical field
The utility model relates to a kind of high voltage switchgear interlock.
Background technology
The fixed metal enclosed switchgear XGN2 of box (hereinafter to be referred as switchgear) should possess the mistake of preventing and divide, closes circuit breaker; Prevent the on-load branch, close isolating switch or stab contact; (or band earth connection) send when preventing that earthed switch from closing; Prevent charged splice grafting ground switch (or hanging earthing conductor), prevent " five is anti-" measures such as mistakenly entering into charged compartment.When the vacuum circuit-breaker switch is in combined floodgate (operating state), do not allow operating operation interlocking device, get to operating grip " disjunction locking " position, the on-load branch, close isolating switch.For preventing that incorrect operation from causing damage, in " operation interlocking mechanism ", install padlock additional, be locked in operating grip " work " position.And then can not carry out other operation.
Existing anti-misoperation is, when the vacuum circuit-breaker switch is in combined floodgate (operating state), causes damage for preventing incorrect operation, in operation interlocking mechanism, installs padlock additional, is locked in operating grip " work " position and can not operates.Behind vacuum circuit-breaker switch separating brake; Open padlock, operating grip that can operating operation interlocking device divides, closes isolating switch etc. again under uncharge situation; Owing to do not have effective interlock between vacuum circuit-breaker switch and the operation interlocking mechanism; The possibility of misoperation is still arranged, and have potential safety hazard and be not easy to operation, this is its shortcoming.
Summary of the invention
The purpose of the utility model is: a kind of high voltage switchgear interlock is provided, to solve the problem that has misoperation, not inconvenient operation and potential safety hazard in the prior art.
Reaching the technical scheme that the purpose of the utility model takes is: a kind of high voltage switchgear interlock; It is characterized in that; The utility model comprises and being characterised in that: bag expands vacuum circuit-breaker macro-axis, cam, push pedal, guide post, spring, leading truck, alignment pin, reference column, blocking lever, operation interlocking mechanism, vacuum circuit-breaker switch, forms an effective mechanical interlocking between vacuum circuit-breaker switch and the operation interlocking mechanism, and the vacuum circuit-breaker macro-axis is provided with fixing cam; Cam is connected with push pedal; The guide post that is with spring terminal is connected with the promotion push pedal, and the guide post other end crosses in leading truck, the terminal top that is fixed on the reference column on the blocking lever of inserting; Alignment pin is arranged on the guide post, and the operating grip that is in " work " position in blocking lever and the operation interlocking mechanism links.
The beneficial effect that the utility model reaches is: add interlock between vacuum circuit-breaker switch and the operation interlocking mechanism; When the vacuum circuit-breaker switch is in combined floodgate (operating state); Can not operating operation interlocking device get to operating grip " disjunction locking " position, can not the on-load branch, close isolating switch.Divide, when closing isolating switch, first disjunction vacuum circuit-breaker switch, operating operation interlocking device gets to operating grip " disjunction locking " position again, can carry out branch, the closing operation of isolating switch.When the vacuum circuit-breaker switch is in combined floodgate (operating state),, pin " work " position of operation interlocking mechanism through the interlock between vacuum circuit-breaker switch and the operation interlocking mechanism, can not operating operation interlocking device.When the vacuum circuit-breaker switch is in gate-dividing state; Interlock between vacuum circuit-breaker switch and the operation interlocking mechanism is removed; Can operate " operation interlocking mechanism "; Get to operating grip " disjunction locking " position, and then can carry out other operation, therefore adopt the utility model to reach easy to operate and beneficial effect that eliminate safe hidden trouble.
Description of drawings
Fig. 1: the architectural feature of the utility model.
Embodiment
The architectural feature of the utility model more at large is described below in conjunction with accompanying drawing.
A kind of high voltage switchgear interlock; It is characterized in that referring to accompanying drawing 1, the utility model is characterised in that: comprise vacuum circuit-breaker macro-axis 1, cam 2, push pedal 3, guide post 4, spring 5, leading truck 6, alignment pin 7, reference column 8, blocking lever 9, operation interlocking mechanism 20, vacuum circuit-breaker switch 30; Form an effective mechanical interlocking between vacuum circuit-breaker switch 30 and the operation interlocking mechanism 20; The vacuum circuit-breaker macro-axis is provided with fixing cam 2, and cam is connected with push pedal 3, and the guide post 4 that is with spring terminal is connected with the promotion push pedal; Guide post 4 other ends cross in leading truck 6; There is alignment pin 7 the terminal top that is fixed on the reference column 8 on the blocking lever 9 of inserting on the guide post 4, the operating grip that is in " work " position in blocking lever 9 and the operation interlocking mechanism 20 links.
Is guiding through guide post 4 with the guide post on the leading truck 64; Before cabinet, move; Guarantee that blocking lever 9 can not move up, at this moment, operating grip can not drive blocking lever 9 and move up; And can not get to " disjunction locking " position, form an effective mechanical interlocking when vacuum circuit-breaker switch 30 closes a floodgate and between the operation interlocking mechanism 20.During vacuum circuit-breaker switch 30 separating brakes, vacuum circuit-breaker macro-axis 1 is with fixing cam 2 revolutions 45 degree homings, and driving push pedal 3 is guiding with the guide post on the leading truck 64; Behind cabinet, move, leg goes out to be fixed on the position of the reference column 8 on the blocking lever 9, and push pedal 3 is returned to original position with guide post 4 under the effect of spring 5, alignment pin 7; Blocking lever 9 can move by easy on and off, and this moment, interlock was disengaged, simultaneously; Be in the operating grip on " work " position; Drive the blocking lever 9 that links with it and move up, and can get to " disjunction locking " position, and then can carry out other operation.
During use: vacuum circuit-breaker switch 30 closes a floodgate; Vacuum circuit-breaker macro-axis 1 promotes push pedal 3 and guide post 4 and before cabinet, moves, the top that guide post 4 inserts reference column 8 with fixing cam 2 rotations 45 degree; Guarantee that blocking lever 9 can not move up; The operating grip that is in " work " position this moment can't drive blocking lever 9 and move up, and can't get to " disjunction locking " position, and vacuum circuit-breaker switch 30 forms an effective mechanical interlocking when closing a floodgate and between the operation interlocking mechanism 20 like this.And then can't carry out other operation.Vacuum circuit-breaker switch 30 separating brakes, vacuum circuit-breaker macro-axis 1 drives push pedal 3 and guide post 4 and behind cabinet, moves with fixing cam 2 revolutions 45 degree; Guide post 4 legs go out the top of reference column 8; Blocking lever 9 can move up like this, and the operating grip that is in " work " position this moment can drive blocking lever 9 and move up, and can get to " disjunction locking " position; Like this vacuum circuit-breaker switch 30 when separating brake and the mechanical interlocking between the operation interlocking mechanism 20 be disengaged, and then can carry out other operation.Guarantee safety like this and be convenient to operation.
Claims (1)
1. high voltage switchgear interlock; It is characterized in that: bag expands vacuum circuit-breaker macro-axis, cam, push pedal, guide post, spring, leading truck, alignment pin, reference column, blocking lever, operation interlocking mechanism, vacuum circuit-breaker switch; Form an effective mechanical interlocking between vacuum circuit-breaker switch and the operation interlocking mechanism; The vacuum circuit-breaker macro-axis is provided with fixing cam, and cam is connected with push pedal, and the guide post that is with spring terminal is connected with the promotion push pedal; The guide post other end crosses in leading truck; Insertion is fixed on the top of the reference column on the blocking lever, and alignment pin is arranged on the guide post, and the operating grip that is in " work " position in blocking lever and the operation interlocking mechanism links.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220096987 CN202585187U (en) | 2012-03-15 | 2012-03-15 | High-tension switchgear interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220096987 CN202585187U (en) | 2012-03-15 | 2012-03-15 | High-tension switchgear interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202585187U true CN202585187U (en) | 2012-12-05 |
Family
ID=47254573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220096987 Expired - Fee Related CN202585187U (en) | 2012-03-15 | 2012-03-15 | High-tension switchgear interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202585187U (en) |
-
2012
- 2012-03-15 CN CN 201220096987 patent/CN202585187U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20140315 |