CN205354916U - Isolator and vacuum switch integration operating device - Google Patents
Isolator and vacuum switch integration operating device Download PDFInfo
- Publication number
- CN205354916U CN205354916U CN201620086313.8U CN201620086313U CN205354916U CN 205354916 U CN205354916 U CN 205354916U CN 201620086313 U CN201620086313 U CN 201620086313U CN 205354916 U CN205354916 U CN 205354916U
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- China
- Prior art keywords
- switch
- operating mechanism
- interlocking
- rotating shaft
- isolation
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Abstract
The utility model discloses isolator and vacuum switch integration operating device, but relative circuit breaker switching knob's position is equipped with the interlocking slide of up -and -down motion on the lateral wall of integration operating device room, is equipped with the operating device room separation piece that stretches to vacuum switch on the interlocking slide, and this separation piece movably stretches and places circuit breaker switching knob below in, adopt after the above -mentioned scheme the utility model discloses a bodyization operating device small in size, simple to operate.
Description
Technical field
This utility model relates to a kind of vacuum switch operating mechanism with isolation switch.
Background technology
Vacuum switch (includes vacuum circuit breaker and vacuum load switch, vacuum contactor etc.) and is used to electrical equipment carries out the breaking-closing operating in normal electricity consumption situation and supply line carries out the electrical equipment of power operation under crossing the failure condition such as stream and short circuit.
Isolation switch be a kind of under the non-loaded state of circuit for connecting, isolate, change the device contacted between electrical body and electrical appliance, thering is provided a visual fracture to operator while isolation electrical body, operator can truly judge interlock circuit and electrical body separately.
Earthed switch is that supply line and equipment are carried out ground connection to ensure a kind of High-Voltage Electrical Appliances of the personal safety of operator by us when supply line and electrical equipment are overhauled.
Isolation switch is to cooperate with in daily power supply open system with earthed switch can on-load operation and use together with can automatically disconnecting the vacuum switch of interlock circuit/load during fault.That is the normal power transmission of supply line/circuit, protection act when power failure and fault is realized by vacuum switch, and the safeguard protection of personnel is realized by isolation switch and earthed switch.
Due to isolation switch characteristic determine it can not on-load separating brake with, so the operation between these three switch is to have fixing operation order, first separate earthed switch during power transmission and close isolation switch again at the vacuum switch that closes, first separate vacuum switch when having a power failure and overhaul and separately isolate switch then the earthed switch that closes again.This operation order needs to realize by the operating mechanism being correlated with when operation.
Existing frequently-used operating mechanism three is (conventional vacuum switchgear is shown in Fig. 1) separately, each other in order to realize above-mentioned operation order, it is necessary to increase many connection mechanical parts, have following shortcoming.
When the overall dimensions of current switch cubicle do more and more less, this method is because following several factors can not meet the development need of present switch cubicle.
1 is independent element due to three kinds of switches, it is necessary to other element such as transformer and sensor etc. in switch cubicle electric and mechanical aspects do in size effective, secure fit, the increase of number of elements means that the volume of switch cubicle increases.
2 in order to ensure the correct operation order of three, it is necessary to giving the interlocking mechanism installing complexity between the two additional, switch cubicle overall dimensions are big, and cloth scramble, installation and debugging are extremely complex, and reliability is not high.
The scheme of electric power motility of 3 high-tension switch cabinets is to limiting.
Utility model content
The purpose of this utility model is in that to provide a kind of size little, and integrated band isolation easy for installation switchs and vacuum switch operating mechanism.
For reaching above-mentioned purpose, this utility model isolation switch and vacuum switch integral operating mechanism, integral operating mechanism room is set in the side, operating mechanism room of vacuum switch, it is provided with isolator operation rotating shaft in integral operating mechanism indoor, rotating shaft is provided with isolation switch cam, on the sidewall of integral operating mechanism room, the position of relative breaker closing button is provided with the interlocking slide plate that can move up and down, interlocking slide plate is provided with the operating mechanism room barrier blocks stretching to vacuum switch, this barrier blocks is stretched movably and is placed in below breaker closing button, interlocking slide plate is additionally provided with boss, isolation switch cam connects a briquetting, this briquetting is pressed on interlocking slide plate boss, interlocking slide plate is also connected with a back-moving spring.
Integral operating mechanism indoor are provided with isolation switch and chopper interlocking baffle plate, interlocking baffle plate can be positioned at above isolator operation rotating shaft handle hole up or down, interlocking baffle plate is relatively isolated switching manipulation rotating shaft handle hole position and offers spanner passage, interlocking baffle plate bottom is connected with the connecting lever sheet on breaker operator main shaft, and interlocking baffle plate top is provided with back-moving spring.
Earthed switch operation rotating shaft it is additionally provided with in integral operating mechanism indoor, rotating shaft is provided with earthed switch cam, isolation switch cam and earthed switch cam are respectively equipped with groove, being provided with blocking lever between isolation switch cam and earthed switch cam, when wherein a groove forwards blocking lever direction to, blocking lever can be planted wherein.
Interlock plate can be positioned at above earthed switch operation rotating shaft handle hole up or down.
Earthed switch cam one side is plane, and when this plane forwards lock for door of switch cabinet snibbing position to, earthed switch cam has the space that accommodating latch plugs.
After adopting such scheme, this utility model has the advantage that
Isolation is switched by 1, and the operating mechanism of earthed switch and vacuum switch is combined in one, and it three is one that three's function is closed, modular organization, use convenient flexibly, it may be achieved different power supply plans.
Interlocking mechanism between 2 three kinds of switches is placed in same operating mechanism case, fabricated structure, and size is little, fully meets the requirement of power supply specification, produces simultaneously, install and debug very convenient.
3 overall dimensions are slight, lightweight, more environmental protection.
Accompanying drawing explanation
Fig. 1 is prior art construction schematic diagram；
Fig. 2 is utility model works status architecture schematic diagram；
Fig. 3 is this utility model the second working state structure schematic diagram；
Fig. 4 is this utility model the 3rd working state structure schematic diagram；
Fig. 5 is this utility model the 3rd working state structure schematic diagram.
Label declaration:
1, the operating mechanism room of vacuum switch；11, breaker closing button；12, breaker operator main shaft；13, connecting lever sheet；2, integral operating mechanism room；21, isolator operation rotating shaft；22, isolation switch cam；221, briquetting；222, isolation switch cam groove；23, isolator operation rotating shaft handle hole；24 interlocking slide plates；241, barrier blocks；242, interlocking slide plate back-moving spring；243, boss；25, interlocking baffle plate；251, operation handle passage；252 linkage block sheet reset springs；26, earthed switch operation rotating shaft；27, earthed switch cam；271, earthed switch cam groove；272, earthed switch cam planes；273, ground switch rotating shaft handle hole；28, blocking lever；29 cabinet door locking plugs.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 2 and Fig. 3, this utility model isolation switch and vacuum switch integral operating mechanism, integral operating mechanism room 2 is set in the side, operating mechanism room 1 of vacuum switch, isolator operation rotating shaft 21 it is provided with in integral operating mechanism room 2, rotating shaft 21 is provided with isolation switch cam 22, on the sidewall of integral operating mechanism room 2, the position of relative breaker closing button 11 is provided with the interlocking slide plate 24 that can move up and down, interlocking slide plate 24 is provided with the operating mechanism room barrier blocks 241 stretching to vacuum switch, this barrier blocks 241 is stretched movably and is placed in below breaker closing button 11, interlocking slide plate 24 is additionally provided with boss 243, isolation switch cam 22 connects a briquetting 221, this briquetting 221 is pressed on interlocking slide plate boss 243, interlocking slide plate 24 is also connected with a back-moving spring 242；Earthed switch operation rotating shaft 26 it is additionally provided with in integral operating mechanism room 1, rotating shaft 26 is provided with earthed switch cam 27, isolation switch cam 22 and earthed switch cam 27 are respectively equipped with groove 222,272, isolation switch cam 22 is provided with blocking lever 28 with earthed switch cam 27, and when wherein a groove forwards blocking lever 28 direction to, blocking lever can be planted wherein.
As shown in Figure 4,5, isolation switch and chopper interlocking baffle plate 25 it is provided with in integral operating mechanism room 2, interlocking baffle plate 25 can be positioned at above isolator operation rotating shaft handle hole above 23 and earthed switch operation rotating shaft handle hole 273 up or down, interlocking baffle plate 25 is relatively isolated switching manipulation rotating shaft handle hole 23 position and offers operation handle passage 251, interlocking baffle plate 25 bottom is connected with the connecting lever sheet 13 on breaker operator main shaft 12, and interlocking baffle plate 25 top is provided with back-moving spring.
Earthed switch operation rotating shaft it is additionally provided with in integral operating mechanism indoor, rotating shaft is provided with earthed switch cam, isolation switch cam is provided with groove with earthed switch cam, isolation switch cam is provided with blocking lever with earthed switch cam, and when wherein a groove forwards blocking lever direction to, blocking lever can be planted wherein.
Interlock plate can be positioned at above earthed switch operation rotating shaft handle hole up or down.
Earthed switch cam 27 1 side is plane 272, and when this plane 272 forwards lock for door of switch cabinet snibbing position to, earthed switch cam 27 has the space that accommodating latch 29 plugs.
Utility model works principle is:
As shown in Figure 3, when isolation switch is when gate-dividing state, isolation switch and chopper interlocking slide plate 24 are pressed downward against in isolation switch cam 22, thus driving interlocking slide plate 24 slide downward barrier blocks 241 to be parked in breaker closing button 11 rear, causing that breaker closing button 11 cannot be pressed inwards, chopper also just cannot close a floodgate；Only when keeping apart pass and closing a floodgate, chopper could close a floodgate (as shown in Figure 2), when isolation switch is when "on" position, cylinder briquetting 221 in isolation switch cam 22 moves up, interlocking slide plate 24 upward sliding under the effect of back-moving spring 242, drives isolation switch and chopper interlock plate 24 to slide up to extreme higher position simultaneously, is separated from the switch knob 11 of chopper, now the switch knob 112 of chopper can be pressed, and chopper can close a floodgate.
As shown in Figure 5, breaker closing, isolation and earthed switch cannot operate, during breaker closing, breaker operator main shaft 12 rotates counterclockwise, and the connecting lever sheet 13 of fixed thereon moves downward, straight pin on connecting lever sheet 13 drives disconnector interlocking baffle plate 25 slide downward, the two ends up and down of interlocking baffle plate 25 block isolator operation hole 23 and earthed switch handle hole 273 respectively, and operation handle cannot insert, and isolation switch and earthed switch cannot operate；Breaker open operation, isolation and earthed switch can operations: as shown in Figure 4, during breaker open operation, breaker operator main shaft 12 turns clockwise, the connecting lever sheet 13 of fixed thereon moves upward, disconnector interlocking baffle plate 25 upwards slides into high point under the effect of back-moving spring 252, earthed switch handle hole 273 is left in the lower end of interlocking baffle plate 25, interlocking baffle plate 25 upper operating handle passage 251 moves to above isolator operation hole 23, operation handle may be inserted into, and keeps apart closing earthed switch and can operate.
This utility model complete operation flow process is: during power transmission operation: first shut cabinet door, trigger earthed switch and cabinet door locking part 28 action, release earthed switch operation locking, rotate earthed switch operation module to open position, earthed switch controls cam and rotates simultaneously, after earthed switch operates open position, isolation switch and grounding switch operation interlocking part can push downwards disconnecting switch operation operating position, rotate isolator operation module to closing position, vacuum switch and isolation simultaneously switchs and grounding switch operation interlocking part lock release, can manually button or electrical control operation vacuum switch close a floodgate, power transmission completes.
During power failure operation: first pass through hand push button or electrical control operation vacuum switch separating brake, vacuum switch and isolation simultaneously switchs and grounding switch operation interlocking part lock release, rotate isolator operation module to open position, after earthed switch operates open position, isolation switch and grounding switch operation interlocking mark post can upwards push operational grounding switching manipulation position, rotate earthed switch operation module to closing position, now earthed switch and cabinet door locking part action, cancel switch cabinet door locking, can opening cabinet door, power failure completes.The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent shapes utilizing this utility model description and accompanying drawing content to make or reconfiguration; or directly or indirectly it is used in other relevant technical fields, all in like manner include in scope of patent protection of the present utility model.
Claims (5)
1. isolation switch and vacuum switch integral operating mechanism, it is characterized in that: set integral operating mechanism room in the side, operating mechanism room of vacuum switch, it is provided with isolator operation rotating shaft in integral operating mechanism indoor, rotating shaft is provided with isolation switch cam, on the sidewall of integral operating mechanism room, the position of relative breaker closing button is provided with the interlocking slide plate that can move up and down, interlocking slide plate is provided with the operating mechanism room barrier blocks stretching to vacuum switch, this barrier blocks is stretched movably and is placed in below breaker closing button, interlocking slide plate is additionally provided with boss, isolation switch cam connects a briquetting, this briquetting is pressed on interlocking slide plate boss, interlocking slide plate is also connected with a back-moving spring.
2. isolation switch as claimed in claim 1 and vacuum switch integral operating mechanism, it is characterized in that: integral operating mechanism indoor are provided with isolation switch and chopper interlocking baffle plate, interlocking baffle plate can be positioned at above isolator operation rotating shaft handle hole up or down, interlocking baffle plate is relatively isolated switching manipulation rotating shaft handle hole position and offers spanner passage, interlocking baffle plate bottom is connected with the connecting lever sheet on breaker operator main shaft, and interlocking baffle plate top is provided with back-moving spring.
3. isolation switch as claimed in claim 1 and vacuum switch integral operating mechanism, it is characterized in that: be additionally provided with earthed switch operation rotating shaft in integral operating mechanism indoor, rotating shaft is provided with earthed switch cam, isolation switch cam and earthed switch cam are respectively equipped with groove, being provided with blocking lever between isolation switch cam and earthed switch cam, when wherein a groove forwards blocking lever direction to, blocking lever can be planted wherein.
4. isolation switch as claimed in claim 3 and vacuum switch integral operating mechanism, it is characterised in that: interlock plate can be positioned at above earthed switch operation rotating shaft handle hole up or down.
5. isolation switch as claimed in claim 3 and vacuum switch integral operating mechanism, it is characterised in that: earthed switch cam one side is plane, and when this plane forwards lock for door of switch cabinet snibbing position to, earthed switch cam has the space that accommodating latch plugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620086313.8U CN205354916U (en) | 2016-01-28 | 2016-01-28 | Isolator and vacuum switch integration operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620086313.8U CN205354916U (en) | 2016-01-28 | 2016-01-28 | Isolator and vacuum switch integration operating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205354916U true CN205354916U (en) | 2016-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620086313.8U Expired - Fee Related CN205354916U (en) | 2016-01-28 | 2016-01-28 | Isolator and vacuum switch integration operating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205354916U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106548885A (en) * | 2016-10-26 | 2017-03-29 | 南方电网科学研究院有限责任公司 | A kind of disconnecting switch for nitrogen switch cubicle and earthed switch instruction device |
| CN107180713A (en) * | 2017-07-26 | 2017-09-19 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of vacuum circuit breaker constructions |
| CN108335929A (en) * | 2017-12-28 | 2018-07-27 | 北京双杰电气股份有限公司 | A kind of five anti-interlockings |
-
2016
- 2016-01-28 CN CN201620086313.8U patent/CN205354916U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106548885A (en) * | 2016-10-26 | 2017-03-29 | 南方电网科学研究院有限责任公司 | A kind of disconnecting switch for nitrogen switch cubicle and earthed switch instruction device |
| CN107180713A (en) * | 2017-07-26 | 2017-09-19 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of vacuum circuit breaker constructions |
| CN108335929A (en) * | 2017-12-28 | 2018-07-27 | 北京双杰电气股份有限公司 | A kind of five anti-interlockings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20190128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |