CN203415486U - Vacuum arc chute - Google Patents
Vacuum arc chute Download PDFInfo
- Publication number
- CN203415486U CN203415486U CN201320344680.XU CN201320344680U CN203415486U CN 203415486 U CN203415486 U CN 203415486U CN 201320344680 U CN201320344680 U CN 201320344680U CN 203415486 U CN203415486 U CN 203415486U
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- China
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- terminals
- ceramic case
- control device
- arc control
- conductive rod
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- Expired - Fee Related
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
Provided is a vacuum arc chute. The vacuum arch chute comprises an arc chute upper wiring terminal, an upper ceramic shell, a shielding cover, a static contact, a moving contact, a moving conducting rod, an arc chute lower wiring terminal, a lower ceramic shell, an insulation connecting member, a pull rod and a bellows. The vacuum arc chute is characterized in that an inner surface of the arch chute lower wiring terminal is provided with a plurality of annular grooves, a plurality of conducting rings connected with the moving conducting rod and the arch chute lower wiring terminal are assembled, and the insulation connecting member is arranged between the moving conducting rod and the pull rod. According to the vacuum arc chute, the moving conducting rod and the pull rod are not electrically connected, and the pull rod is not provided with high voltage so that a breaker assembling the vacuum arc chute is advantaged by good insulating performance, great environment adaptative capability and reliable operation performance.
Description
Technical field
The utility model belongs to electric power project engineering field, relates to a kind of vacuum interrupter, is specifically related to a kind of vacuum interrupter of the 3.6-40.5kV of being assemblied in electric pressure circuit breaker.
Background technology
Vacuum interrupter is the critical piece of vacuum circuit-breaker, and current existing vacuum circuit-breaker arc extinguishing chamber one end is fixed contact, and the other end is moving contact, and moving conductive rod is connected with moving contact.Vacuum interrupter as the critical piece of circuit breaker, its moving conductive rod links together by insulated tension pole and breaker mechanism drive disk assembly, because the moving conductive rod of vacuum interrupter is exposed in air, easily be subject to the impact of external environment and the pollution of air, the insulation level of circuit breaker is reduced, affect its serviceability.
Summary of the invention
The purpose of this utility model is to provide a kind of vacuum interrupter, exposed in air to overcome the moving conductive rod of current vacuum interrupter, easily be subject to the impact of external environment and the pollution of air, the insulation level of circuit breaker is reduced, affect the shortcoming of its serviceability.
The purpose of this utility model is achieved in that vacuum interrupter, mainly comprise terminals 7, lower ceramic case 10, pull bar 12, bellows 13 under terminals 1 on arc control device, upper ceramic case 2, radome 3, fixed contact 4, moving contact 5, moving conductive rod 6, arc control device, it is characterized by: under described arc control device, the inner surface of terminals 7 arranges a plurality of annular recess 9, the interior conducting ring 8 that arranges of groove 9, connect terminals 7 under moving conductive rod 6 and arc control device, between moving conductive rod 6 and pull bar 12, be provided with insulated connecting piece 11.
The airtight insulation system of vacuum interrupter mainly has: terminals 7, the lower ceramic case 10 being connected with terminals under arc control device 7 under the upper ceramic case 2 that on the arc control device that are connected with upper ceramic case 2, terminals 1, two ends are connected with terminals 7 under terminals on arc control device 1 and arc control device respectively, the arc control device that two ends are connected with lower ceramic case 10 with upper ceramic case 2 respectively, be placed in lower ceramic case 10 and surround the bellows 13 of pull bar 12.
The conducting system of vacuum interrupter mainly has: terminals 1 on the arc control device that are connected with upper ceramic case 2, be placed in fixed contact 4 in upper ceramic case 2, be placed in moving contact 5 in upper ceramic case 2, be placed in moving conductive rod 6 in upper ceramic case 2, be placed in conducting ring 8 in annular recess 9, terminals 7 under arc control device that two ends are connected with lower ceramic case 10 with upper ceramic case 2 respectively.
Moving conductive rod 6 and insulated connecting piece 11 are encapsulated in vacuum environment, and pull bar 9 is not connected electric with moving conductive rod 4.
Take the utility model of above measure, electricly between described moving conductive rod 6 and pull bar 12 be not connected, pull bar 12 is not with high pressure, and the circuit breaker that makes to assemble the utility model vacuum interrupter has good insulation preformance, accommodative ability of environment is strong and runnability is reliable.
Below by reference to the accompanying drawings the utility model is described in further detail again.
Accompanying drawing explanation
Accompanying drawing 1 is the structure cutaway view of the utility model (embodiment);
Accompanying drawing 2 is cutaway views that the utility model is used in all insulation vacuum circuit breaker polar.
Description of reference numerals: terminals 17, insulated tension pole 18 under terminals 15, silastic cord breaker 16, pole on terminals 7, conducting ring 8, annular recess 9, lower ceramic case 10, insulated connecting piece 11, pull bar 12, bellows 13, pole housing 14, pole under terminals 1, upper ceramic case 2, radome 3, fixed contact 4, moving contact 5, moving conductive rod 6, arc control device on arc control device.
Embodiment
Improvements of the present utility model, are mainly that the inner surface of terminals 7 under arc control device arranges a plurality of annular recess 9, and the interior conducting ring 8 that arranges of groove 9 connects terminals 7 under moving conductive rod 6 and arc control device, between moving conductive rod 6 and pull bar 12, is provided with insulated connecting piece 11.
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Accompanying drawing 1 has provided the structure cutaway view of the utility model embodiment.
The vacuum interrupter embodiment of accompanying drawing 1, comprises terminals 1 on arc control device, upper ceramic case 2, radome 3, fixed contact 4, moving contact 5, moving conductive rod 6, under arc control device, terminals 7, a plurality of conducting rings 8, lower ceramic case 10, insulated connecting piece 11, pull bar 12, bellows 13, under arc control device, the inner surface of terminals 7 arranges a plurality of annular recess 9, assembles a plurality of conducting rings 8, connect terminals 7 under moving conductive rod 6 and arc control device, between moving conductive rod 6 and pull bar 12, be provided with insulated connecting piece 11.
The airtight insulation system of the vacuum interrupter of Fig. 1 is comprised of terminals 7, lower ceramic case 10, bellows 13 sealings under terminals on arc control device 1, upper ceramic case 2, arc control device.The conducting system of vacuum interrupter is comprised of terminals 7 under terminals on arc control device 1, fixed contact 4, moving contact 5, moving conductive rod 6, conducting ring 8, arc control device; Because moving conductive rod 6 and insulated connecting piece 11 are encapsulated in vacuum environment, pull bar 9 is not connected electric with moving conductive rod 4.
Accompanying drawing 2 is cutaway views that the utility model is used in all insulation vacuum circuit breaker polar.
The vacuum interrupter of accompanying drawing 1, be assemblied in pole housing 14 same as the prior art, on pole, terminals 15, silastic cord breaker 16, and under pole, terminals 17, insulated tension pole 18, and the vacuum interrupter shown in Fig. 1, described upper terminals 15 are connected with arc control device terminals 1, and described lower terminals 17 are connected with arc control device terminals 7, between described upper ceramic case 2 and lower ceramic case and described pole housing 14, be provided with silastic cord breaker 16, described insulated tension pole 18 is connected with described pull bar 12.Because moving conductive rod 6 of the present utility model and insulated connecting piece 11 are encapsulated in vacuum environment, pull bar 9 is not connected electric with moving conductive rod 4, and described pull bar 12 is connected with insulated tension pole 6, and pull bar 3.12 and insulated tension pole 6 are not charged.
Claims (4)
1. vacuum interrupter, mainly comprise terminals on arc control device (1), upper ceramic case (2), radome (3), fixed contact (4), moving contact (5), moving conductive rod (6), terminals under arc control device (7), lower ceramic case (10), pull bar (12), bellows (13), it is characterized by: the inner surface of terminals under described arc control device (7) arranges a plurality of annular recess (9), conducting ring (8) is set in groove (9), connect terminals (7) under moving conductive rod (6) and arc control device, between moving conductive rod (6) and pull bar (12), be provided with insulated connecting piece (11).
2. vacuum interrupter according to claim 1, is characterized in that: airtight insulation system mainly has terminals (7), the lower ceramic case (10) being connected with terminals under arc control device (7) under upper ceramic case (2) that terminals (1), two ends on the arc control device that are connected with upper ceramic case (2) are connected with terminals (7) under terminals on arc control device (1) and arc control device respectively, arc control device that two ends are connected with lower ceramic case (10) with upper ceramic case (2) respectively, be placed in lower ceramic case (10) and surround the bellows (13) of pull bar (12).
3. according to root vacuum interrupter claimed in claim 1, it is characterized in that: terminals (7) under the arc control device that conducting system mainly has the upper terminals (1) that are connected with upper ceramic case (2), be placed in fixed contact (4) in upper ceramic case (2), be placed in moving contact (5) in upper ceramic case (2), be placed in moving conductive rod (6) in upper ceramic case (2), be placed in conducting ring (8) in annular recess (9), two ends are connected with lower ceramic case (10) with upper ceramic case (2) respectively.
4. vacuum interrupter according to claim 1, is characterized in that: described moving conductive rod (6) and insulated connecting piece (11) are encapsulated in vacuum environment, and pull bar (9) is not connected electric with moving conductive rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320344680.XU CN203415486U (en) | 2013-06-17 | 2013-06-17 | Vacuum arc chute |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320344680.XU CN203415486U (en) | 2013-06-17 | 2013-06-17 | Vacuum arc chute |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203415486U true CN203415486U (en) | 2014-01-29 |
Family
ID=49978357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320344680.XU Expired - Fee Related CN203415486U (en) | 2013-06-17 | 2013-06-17 | Vacuum arc chute |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203415486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367025A (en) * | 2013-06-17 | 2013-10-23 | 北海银河产业投资股份有限公司 | Vacuum arc extinguishing chamber |
-
2013
- 2013-06-17 CN CN201320344680.XU patent/CN203415486U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367025A (en) * | 2013-06-17 | 2013-10-23 | 北海银河产业投资股份有限公司 | Vacuum arc extinguishing chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 536000, the Guangxi Zhuang Autonomous Region Beihai District, Tibet Road, Haicheng Galaxy software science and Technology Park, 11 building complex Patentee after: BEIHAI GALAXY BIOMED INDUSTRY INVESTMENT Co.,Ltd. Address before: 536000, the Guangxi Zhuang Autonomous Region Beihai District, Tibet Road, Haicheng Galaxy software science and Technology Park, 11 building complex Patentee before: BEIHAI YINHE INDUSTRY INVESTEMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20211108 Address after: 536000 room 104, block 2, building C, building 3, Beihai Yinhe software technology park, Xizang Road, Beihai City, Guangxi Zhuang Autonomous Region Patentee after: Beihai Wanze Biotechnology Co.,Ltd. Address before: 536000 comprehensive building of Yinhe software science and Technology Park, 11 Xizang Road, Haicheng District, Beihai City, Guangxi Zhuang Autonomous Region Patentee before: BEIHAI GALAXY BIOMED INDUSTRY INVESTMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |