CN201038048Y - Assembled type insulated fixed and sealed electrode for high voltage vacuum circuit breaker - Google Patents
Assembled type insulated fixed and sealed electrode for high voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN201038048Y CN201038048Y CNU2007200691397U CN200720069139U CN201038048Y CN 201038048 Y CN201038048 Y CN 201038048Y CN U2007200691397 U CNU2007200691397 U CN U2007200691397U CN 200720069139 U CN200720069139 U CN 200720069139U CN 201038048 Y CN201038048 Y CN 201038048Y
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- cylinder body
- insulate
- insulating cylinder
- vacuum breaker
- pressure vacuum
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Abstract
The utility model discloses a fabricated insulating envelop terminal used in a high-voltage vacuum circuit breaker which comprises a vacuum arc extinguishing chamber, an upper conductive connector, a bottom conductive connector and an insulating cylinder. The cylinder is provided with a hollow intracavity; the vacuum arc extinguishing chamber is removably and tightly pressed in the intracavity. The utility model changes a traditional envelop terminal structure which is integrated by all components. With the vacuum arc extinguishing chamber as an independent and removable component, the loss of the whole envelop terminal cursed by the damage of the partial component is avoided in the process of manufacturing or maintaining. So the utility model has the advantages that the manufacturing and maintaining cost are low and can be widely used in the high-voltage vacuum circuit breaker.
Description
Technical field:
The utility model relates to the high-tension circuit disconnecting apparatus, and particularly a kind of high-pressure vacuum breaker is with the assembled pole that insulate.
Background technology:
The pole type high-pressure vacuum breaker has obtained widespread usage in the high-voltage switch gear industry at present, and accompanying drawing Fig. 1 has represented the composition of its main components pole.The diagram pole includes vacuum interrupter 01, last conduction connector 02, following conduction connector 03 and insulating cylinder body 04, this upper and lower conduction connector 02 is used to be connected the external high pressure circuit with 03, and vacuum interrupter 01 works the outage arc effect of going out when circuit disconnects.Existing pole is that vacuum interrupter 01, last conduction connector 02 and following conduction connector 03 together are compressed in the insulating cylinder body 04 of epoxy resin, forms the structure of integral type.But because the globality of existing pole structure, in the injection moulding process of producing, if during the mass defect that can not repair appears in insulating cylinder body 04, then will cause whole pole to comprise that vacuum interrupter 01 parts such as grade scrap together, loss due to spoiled work is huge; And in the use of high-pressure vacuum breaker, if in a single day vacuum interrupter 01 leaks air, just be not only that replacing vacuum interrupter 01 is own, and whole pole must be scrapped replacing, thus the increase of maintenance cost caused.Therefore, existing high-pressure vacuum breaker exists the high shortcoming of manufacturing, maintenance and use cost with pole.
Summary of the invention:
Technical problem to be solved in the utility model is to overcome the manufacturing that existing pole integral structure caused and the shortcoming of maintenance cost costliness, provide a kind of high-pressure vacuum breaker with the assembled pole that insulate, it has dismountable vacuum interrupter, produces and maintenance cost thereby reduce.
The technical scheme in the invention for solving the technical problem is as follows:
A kind of high-pressure vacuum breaker is with the assembled pole that insulate, include vacuum interrupter, last conduction connector, following conduction connector and insulating cylinder body, it is characterized in that: described insulating cylinder body has the inner chamber of hollow, and described vacuum interrupter removably is closely pressed together in this inner chamber.
High-pressure vacuum breaker described in the utility model is with the assembled pole that insulate, the periphery of its vacuum interrupter is an elastic insulating layer, this elastic insulating layer is made by silicon rubber or plastic cement, its outer peripheral face is the face of cylinder or taper seat, this elastic insulating layer can be the periphery of being interrupted, being distributed in discontinuously vacuum interrupter, also can be the periphery that is wrapped in vacuum interrupter continuously; The inwall of described insulating cylinder body inner chamber is a taper seat, and its coning angle is 1.0 °～12.5 °, and this insulating cylinder body can be made by any material in epoxy resin, polytetrafluoroethylplastic plastic, the polyamide; The described conduction connector of going up is fixed on formation one on the insulating cylinder body with following conduction connector processing and manufacturing, and conduction connector and vacuum interrupter are fastenedly connected mutually by the axis direction of bolt along the insulating cylinder body inner chamber on this.
Compare with the insulation pole with existing high-pressure vacuum breaker, the utility model has changed traditional integral structure of being made up of each member, with vacuum interrupter as a detachable member independently, it closely is pressed together in the hollow cavity of insulating cylinder body, thereby avoided in manufacturing or maintenance process, scrapping of the whole pole that causes owing to the infringement of local member, thus the manufacturing and the maintenance cost of high-pressure vacuum breaker reduced.
Description of drawings:
Fig. 1 is the structural representation of existing high-pressure vacuum breaker with pole.
Fig. 2 is a structural representation of the present utility model.
Fig. 3 is fixed with the cutaway view of the insulating cylinder body of conduction connector, following conduction connector for the utility model.
Fig. 4 is the structure cutaway view of the utility model vacuum interrupter.
Partial sectional view when Fig. 5 packs insulating cylinder body into for vacuum interrupter.
Embodiment:
Now with accompanying drawing the utility model being done one in conjunction with specific embodiments describes in detail.
See also Fig. 2 structural representation of the present utility model, the diagram high-pressure vacuum breaker includes vacuum interrupter 6, last conduction connector 3, following conduction connector 8 and insulating cylinder body 4 with assembled insulation pole.Described insulating cylinder body 4 is made by one of materials such as engineering plastics epoxy resin, polytetrafluoroethylplastic plastic or polyamide, and in this illustrated embodiment, its material is an epoxy resin; See also the cutaway view of Fig. 3 insulating cylinder body 4, described insulating cylinder body 4 has the inner chamber of a hollow, the inwall 7 of this inner chamber is a taper seat, the span of its coning angle is 1.0 °～12.5 °, present embodiment is 2.5 °, and the value of this coning angle is respectively 1.0 ° and 12.5 ° among other two embodiment: embodiment two and three.Described upward conduction connector 3 is the electric connections that are connected external high pressure circuit and vacuum interrupter 6 with following conduction connector 8, they are fixed in the processing and manufacturing process and form one on the insulating cylinder body 4 with it, in the present embodiment, when insulating cylinder body 4 usefulness epoxy resin carry out injection mo(u)lding, this upper and lower conduction connector 3 and 8 is fixed on the insulating cylinder body 4 by injection moulding simultaneously and constitutes incorporate member, and its conducting surface exposes outside the surface of insulating cylinder body 4 so that be electrically connected.Described vacuum interrupter 6 is an individual member detachable with insulating cylinder body 4, see also Fig. 4, its top is provided with fixed electrode 10, the bottom is provided with float electrode 12, the cavity that described vacuum interrupter 6 inside have a vacuum, periphery is an elastic insulating layer 5, outside said fixing electrode 10 and the float electrode 12 elasticity of extension insulating barriers 5; This elastic insulating layer 5 can be made with silicon rubber, also can make with having elastomeric plastic cement, its outer peripheral face 11 is the face of cylinder or taper seat, this outer peripheral face 11 is a taper seat in the present embodiment, this elastic insulating layer 5 present embodiment as shown equally is the periphery that is wrapped in vacuum interrupter 6 continuously, also can be the periphery of being interrupted, being distributed in discontinuously vacuum interrupter 6.Behind assembly, its vacuum interrupter 6 is for removably to be closely pressed together in the hollow cavity of insulating cylinder body 4 with assembled insulation pole for high-pressure vacuum breaker described in the utility model.
High-pressure vacuum breaker described in the utility model can be in conjunction with consulting Fig. 2 and Fig. 5 with the assembling process of assembled insulation pole.At first fill in vacuum interrupter 6 in the hollow cavity of insulating cylinder body 4 by the lower opening of insulating cylinder body 4, the fixed electrode 10 that to go up conduction connector 3 and vacuum interrupter 6 by bolt 2 is fastenedly connected mutually along the axis direction of the inner chamber of insulating cylinder body 4 again, and makes conduction connector 3 reach electrical connection with fixed electrode 10 tight contacts.Along with constantly screwing of bolt 2, vacuum interrupter 6 moves up gradually, because the effect of the inwall 7 of insulating cylinder body 4 inner chamber conical surface-shaped, the elastic insulating layer 5 of vacuum interrupter 6 is extruded distortion, slit angle Δ α between its outer peripheral face 11 and insulating cylinder body 4 inwalls 7 (see figure 5) that fades away, thus vacuum interrupter 6 closely is pressed together in the hollow cavity of insulating cylinder body 4.Buckle seal cover 1 at the top of insulating cylinder body 4 then, couple together with following conduction connector 8 with the float electrode 12 of bonding conductor 9 again, so just finished of the assembling of described high-pressure vacuum breaker with assembled insulation pole with vacuum interrupter 6 bottoms.
The utility model is divided into dismountable two individual members with vacuum interrupter 6 and insulating cylinder body 4, therefore in manufacturing or maintenance process, be convenient to handling respectively separately to these two member generation mass defects, when the mass defect that to repair having occurred, as long as determine the member at defective place, or reservation insulating cylinder body 4, or keep vacuum interrupter 6, loss is reduced to minimum.In process of production, the workmanship defective of insulating cylinder body 4 can not cause scrapping of vacuum interrupter 6, and in the use of high-pressure vacuum breaker, when in a single day vacuum interrupter 6 defective that can not repair such as leaks air, need only unclamp bolt 2 and pull down and change vacuum interrupter 6 and get final product, and will not scrap by whole pole.In sum, high-pressure vacuum breaker described in the utility model has the cheap advantage of manufacturing, maintenance and use cost with assembled insulation pole.
Claims (10)
1. a high-pressure vacuum breaker is with the assembled pole that insulate, it includes vacuum interrupter, last conduction connector, following conduction connector and insulating cylinder body, it is characterized in that: described insulating cylinder body has the inner chamber of hollow, and described vacuum interrupter removably is closely pressed together in this inner chamber.
2. high-pressure vacuum breaker according to claim 1 is with the assembled pole that insulate, and it is characterized in that: the periphery of described vacuum interrupter is an elastic insulating layer.
3. high-pressure vacuum breaker according to claim 2 is characterized in that with the assembled pole that insulate: described elastic insulating layer is for the periphery of being interrupted, being distributed in discontinuously vacuum interrupter or for being wrapped in the periphery of vacuum interrupter continuously.
4. high-pressure vacuum breaker according to claim 2 is with the assembled pole that insulate, and it is characterized in that: described elastic insulating layer is made by silicon rubber or plastic cement.
5. high-pressure vacuum breaker according to claim 2 is with the assembled pole that insulate, and it is characterized in that: the outer peripheral face of described elastic insulating layer is the face of cylinder or taper seat.
6. high-pressure vacuum breaker according to claim 1 and 2 is with the assembled pole that insulate, and it is characterized in that: the inwall of described insulating cylinder body inner chamber is a taper seat.
7. high-pressure vacuum breaker according to claim 6 is with the assembled pole that insulate, and it is characterized in that: the coning angle of described insulating cylinder body inner chamber taper seat is 1.0 °～12.5 °.
8. high-pressure vacuum breaker according to claim 1 is characterized in that with the assembled pole that insulate: describedly go up conduction connector and following conduction connector processing and manufacturing is fixed on formation one on the insulating cylinder body.
9. high-pressure vacuum breaker according to claim 1 is with the assembled pole that insulate, and it is characterized in that: described insulating cylinder body is made by any material in epoxy resin, polytetrafluoroethylplastic plastic, the polyamide.
10. high-pressure vacuum breaker according to claim 1 is characterized in that with the assembled pole that insulate: describedly go up conduction connector and vacuum interrupter is fastenedly connected mutually by the axis direction of bolt along the insulating cylinder body inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200691397U CN201038048Y (en) | 2007-04-20 | 2007-04-20 | Assembled type insulated fixed and sealed electrode for high voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200691397U CN201038048Y (en) | 2007-04-20 | 2007-04-20 | Assembled type insulated fixed and sealed electrode for high voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201038048Y true CN201038048Y (en) | 2008-03-19 |
Family
ID=39210567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200691397U Expired - Fee Related CN201038048Y (en) | 2007-04-20 | 2007-04-20 | Assembled type insulated fixed and sealed electrode for high voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201038048Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789925A (en) * | 2011-05-20 | 2012-11-21 | 湖南丰日电源电气股份有限公司 | Sealing pole of vacuum breaker on outdoor column |
| CN102789924A (en) * | 2011-05-20 | 2012-11-21 | 湖南丰日电源电气股份有限公司 | Intelligent outdoor on-pole vacuum circuit breaker |
| CN103794401A (en) * | 2014-02-24 | 2014-05-14 | 浙江东驰开关有限公司 | Injection molding type pole and manufacturing method thereof |
| CN104517775A (en) * | 2014-12-18 | 2015-04-15 | 北京双杰电气股份有限公司 | Solid insulation switch |
| CN105070582A (en) * | 2015-08-12 | 2015-11-18 | 江苏南瑞泰事达电气有限公司 | 12/24kV indoor high-voltage vacuum circuit breaker |
| US10614981B2 (en) | 2018-05-16 | 2020-04-07 | Lsis Co., Ltd. | Pole component assembly for circuit breaker |
-
2007
- 2007-04-20 CN CNU2007200691397U patent/CN201038048Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789925A (en) * | 2011-05-20 | 2012-11-21 | 湖南丰日电源电气股份有限公司 | Sealing pole of vacuum breaker on outdoor column |
| CN102789924A (en) * | 2011-05-20 | 2012-11-21 | 湖南丰日电源电气股份有限公司 | Intelligent outdoor on-pole vacuum circuit breaker |
| CN103794401A (en) * | 2014-02-24 | 2014-05-14 | 浙江东驰开关有限公司 | Injection molding type pole and manufacturing method thereof |
| CN104517775A (en) * | 2014-12-18 | 2015-04-15 | 北京双杰电气股份有限公司 | Solid insulation switch |
| CN105070582A (en) * | 2015-08-12 | 2015-11-18 | 江苏南瑞泰事达电气有限公司 | 12/24kV indoor high-voltage vacuum circuit breaker |
| US10614981B2 (en) | 2018-05-16 | 2020-04-07 | Lsis Co., Ltd. | Pole component assembly for circuit breaker |
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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: 20080319 Termination date: 20100420 |