CN202384249U - Vacuum circuit breaker sealing device and vacuum circuit breaker - Google Patents
Vacuum circuit breaker sealing device and vacuum circuit breaker Download PDFInfo
- Publication number
- CN202384249U CN202384249U CN2011204828304U CN201120482830U CN202384249U CN 202384249 U CN202384249 U CN 202384249U CN 2011204828304 U CN2011204828304 U CN 2011204828304U CN 201120482830 U CN201120482830 U CN 201120482830U CN 202384249 U CN202384249 U CN 202384249U
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- CN
- China
- Prior art keywords
- flange
- dividing plate
- vacuum circuit
- circuit breaker
- breaker
- 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 - Lifetime
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Abstract
The utility model relates to a vacuum circuit breaker sealing device, concretely relates to a vacuum circuit breaker sealing device and a vacuum circuit breaker. A vacuum circuit breaker main loop is separated from an action mechanism by sealing between a separator and a corrugated pipe, the corrugated pipe and a flange are sealably welded and formed at one time, and dynamic sealing of a corrugated pipe flange is conversed into static sealing. The vacuum circuit breaker sealing device comprises a front flange and a back flange, which are respectively arranged on the two ends of a connection rod of the circuit breaker; also comprises a separator arranged on the front side of the connection rod, wherein the front flange is fixed and sealed on the separator by a fastening flange, a sealed corrugated pipe is arranged between the front flange and the back flange. The dynamic sealing structure is simple and reasonable, the assembly process is simplified, the process and assembly are convenient, the sealing is reliable, the SF6 leakage is reduced; the stability is high and the debugging work load of the circuit breaker is reduced.
Description
Technical field
The utility model relates to a kind of sealing device of vacuum circuit-breaker, specifically, relates to a kind of vacuum circuit-breaker sealing device and vacuum circuit-breaker.
Background technology
At present; The vacuum circuit-breaker that is used for inflating cabinet need be sealed in the electrification in high voltage components and parts in the insulating gas; Need to adopt dynamic sealing technology, oil seal or magnet fluid sealing are adopted in conventional movable sealing, have that sealing is unreliable, complex structure, install and use problems such as inconvenience, mechanical endurance be short.
Summary of the invention
In order to overcome above-mentioned defective; The utility model provides a kind of the utilization between dividing plate and the bellows flange to seal; Vacuum circuit-breaker major loop and actuating mechanism are separated; And bellows and flange are adopted the sealing welding, a welding fabrication, movable sealing is converted into vacuum circuit-breaker sealing device and the vacuum circuit-breaker to the static seal of bellows flange.
The technical scheme of the vacuum circuit-breaker sealing device of the utility model is such: it comprises forward flange, rear flange; Forward flange and rear flange are separately positioned on the two ends of circuit breaker connecting rod; It also comprises dividing plate; Dividing plate is arranged on the front side of connecting rod, and forward flange on dividing plate, is provided with seal bellows between forward flange and the rear flange through the clamp flange fixing seal.
Seal bellows is set to corrugated stainless steel tubing.
Dividing plate is set to aluminium sheet.
The technical scheme of the vacuum circuit-breaker of the utility model is such: vacuum circuit-breaker comprises major loop and actuating mechanism, and actuating mechanism comprises connecting rod, and it also comprises sealing device; Sealing device comprises forward flange, rear flange, insulating cylinder, circuit breaker actuating mechanism framework; Forward flange and rear flange are separately positioned on the two ends of connecting rod, and it also comprises dividing plate, and dividing plate is arranged on the front side of connecting rod; Forward flange passes through the clamp flange fixing seal on dividing plate; Dividing plate is arranged between circuit breaker actuating mechanism framework and the insulating cylinder, and dividing plate is separated the actuating mechanism and the major loop of circuit breaker, and actuating mechanism is fixed in the space of circuit breaker actuating mechanism framework and dividing plate formation; Major loop is fixed in the space of insulating cylinder and dividing plate formation, between forward flange and the rear flange seal bellows is set.
Seal bellows is set to corrugated stainless steel tubing.
Dividing plate is set to aluminium sheet.
This movable sealing structure of the utility model is simple and reliable, and as sealing device, sealing is reliable with the bellows of stainless steel; Reduce connecting link; Reduce the probability that in assembling process, metal bellows is damaged, reduced cost this movable sealing structure advantages of simple; Simplified assembling process, process and assemble is convenient; Sealing is reliable, reduces SF6 and leaks; Stability is high, reduces the workload of circuit breaker debugging.
Description of drawings
Fig. 1 is the structural representation of the vacuum circuit-breaker of the utility model.
1: circuit breaker actuating mechanism framework, 2: dividing plate, 3: inflation cabinet, 4: sealing ring, 5: insulating cylinder, 6: bellows, 7: insulated tension pole, 8: go up fracture galvanic circle, 9: following fracture galvanic circle, 10: rear flange, 11: connecting rod, 12: oilless bearing, 13: sealing ring, 14: forward flange, 15: clamp flange.
Embodiment
Embodiment 1:
The vacuum circuit-breaker of the utility model comprises major loop and actuating mechanism, and actuating mechanism comprises connecting rod 11, and it also comprises sealing device; Sealing device comprises forward flange 14, rear flange 10, insulating cylinder 5, circuit breaker actuating mechanism framework 1; Forward flange 14 and rear flange 10 are separately positioned on the two ends of connecting rod 11, and it also comprises dividing plate 2, and dividing plate 2 is arranged on the front side of connecting rod 11; Forward flange 14 passes through clamp flange 15 fixing seals on dividing plate 2; Dividing plate 2 is arranged between circuit breaker actuating mechanism framework 1 and the insulating cylinder 5, and dividing plate 2 is separated the actuating mechanism and the major loop of circuit breaker, and actuating mechanism is fixed in the space of circuit breaker actuating mechanism framework 1 and dividing plate 2 formation; Major loop is fixed in the space of insulating cylinder 5 and dividing plate 2 formation, between forward flange 14 and the rear flange 10 seal bellows 6 is set.Seal bellows 6 is set to corrugated stainless steel tubing.Dividing plate 2 is set to aluminium sheet.
The purpose of the utility model is achieved in that circuit breaker actuating mechanism framework 1 and dividing plate 2 pass through bolted on connection, and dividing plate 2 compresses sealing ring 4, realizes the sealing with inflation cabinet 3; Insulating cylinder 5 is through being bolted on the dividing plate 2; . sealing welding between bellows 6 and bellows rear flange 10, connecting rod 11, the bellows forward flange 14; Last fracture galvanic circle 8, following fracture galvanic circle 9, insulated tension pole 7 are through being bolted on the insulating cylinder 5; Oilless bearing 12 interference fit embed in the clamp flange 15, play the guide effect of connecting rod 11; Clamp flange 15 compresses bellows forward flange 14 through bolt, and then compresses sealing ring 13, realizes sealing.
Embodiment 2:
The difference of present embodiment and embodiment 1 is that the dividing plate of present embodiment is set to steel plate.
The movable sealing structure of the vacuum circuit-breaker of cabinet is inflated in the vacuum circuit breaker constructions advantages of simple of the utility model, quick and easy for installation, good seal performance, long being used for mechanical endurance.
Claims (6)
1. the sealing device of a vacuum circuit-breaker; It comprises forward flange, rear flange; Forward flange and rear flange are separately positioned on the two ends of circuit breaker connecting rod, it is characterized in that: it also comprises dividing plate, and dividing plate is arranged on the front side of connecting rod; Forward flange on dividing plate, is provided with seal bellows between forward flange and the rear flange through the clamp flange fixing seal.
2. the sealing device of vacuum circuit-breaker according to claim 1, it is characterized in that: seal bellows is set to corrugated stainless steel tubing.
3. the sealing device of vacuum circuit-breaker according to claim 1, it is characterized in that: dividing plate is set to aluminium sheet.
4. vacuum circuit-breaker, vacuum circuit-breaker comprises major loop and actuating mechanism, actuating mechanism comprises connecting rod; It also comprises sealing device, and sealing device comprises forward flange, rear flange, insulating cylinder, circuit breaker actuating mechanism framework, and forward flange and rear flange are separately positioned on the two ends of connecting rod; It is characterized in that: it also comprises dividing plate; Dividing plate is arranged on the front side of connecting rod, and on dividing plate, dividing plate is arranged between circuit breaker actuating mechanism framework and the insulating cylinder forward flange through the clamp flange fixing seal; Dividing plate is separated the actuating mechanism and the major loop of circuit breaker; Actuating mechanism is fixed in the space of circuit breaker actuating mechanism framework and dividing plate formation, and major loop is fixed in the space of insulating cylinder and dividing plate formation, between forward flange and the rear flange seal bellows is set.
5. vacuum circuit-breaker according to claim 4, it is characterized in that: seal bellows is set to corrugated stainless steel tubing.
6. vacuum circuit-breaker according to claim 4, it is characterized in that: dividing plate is set to aluminium sheet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204828304U CN202384249U (en) | 2011-11-29 | 2011-11-29 | Vacuum circuit breaker sealing device and vacuum circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204828304U CN202384249U (en) | 2011-11-29 | 2011-11-29 | Vacuum circuit breaker sealing device and vacuum circuit breaker |
Publications (1)
Publication Number | Publication Date |
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CN202384249U true CN202384249U (en) | 2012-08-15 |
Family
ID=46632735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011204828304U Expired - Lifetime CN202384249U (en) | 2011-11-29 | 2011-11-29 | Vacuum circuit breaker sealing device and vacuum circuit breaker |
Country Status (1)
Country | Link |
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CN (1) | CN202384249U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104037641A (en) * | 2013-09-12 | 2014-09-10 | 袁茂银 | Switch cabinet |
CN106024502A (en) * | 2016-06-15 | 2016-10-12 | 西电气有限公司 | Permanent-magnet vacuum circuit breaker |
CN106653465A (en) * | 2017-02-15 | 2017-05-10 | 江苏森源电气股份有限公司 | Sealing mounting structure for isolating circuit breaker and gas tank |
-
2011
- 2011-11-29 CN CN2011204828304U patent/CN202384249U/en not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104037641A (en) * | 2013-09-12 | 2014-09-10 | 袁茂银 | Switch cabinet |
CN104051975A (en) * | 2013-09-12 | 2014-09-17 | 袁茂银 | Breaker assembly |
CN104051199A (en) * | 2013-09-12 | 2014-09-17 | 袁茂银 | Auxiliary device for breaker |
CN104051975B (en) * | 2013-09-12 | 2017-02-08 | 袁茂银 | Breaker assembly |
CN104051199B (en) * | 2013-09-12 | 2017-03-08 | 袁茂银 | A kind of chopper auxiliary member |
CN104037641B (en) * | 2013-09-12 | 2017-10-03 | 袁茂银 | A kind of switch cubicle |
CN107528250A (en) * | 2013-09-12 | 2017-12-29 | 袁茂银 | A kind of switch cubicle |
CN107528250B (en) * | 2013-09-12 | 2020-05-15 | 袁茂银 | Switch cabinet |
CN106024502A (en) * | 2016-06-15 | 2016-10-12 | 西电气有限公司 | Permanent-magnet vacuum circuit breaker |
CN106653465A (en) * | 2017-02-15 | 2017-05-10 | 江苏森源电气股份有限公司 | Sealing mounting structure for isolating circuit breaker and gas tank |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20120815 |
|
CX01 | Expiry of patent term |