CN203103824U - An epoxy resin solid insulation vacuum switch module - Google Patents
An epoxy resin solid insulation vacuum switch module Download PDFInfo
- Publication number
- CN203103824U CN203103824U CN 201220741896 CN201220741896U CN203103824U CN 203103824 U CN203103824 U CN 203103824U CN 201220741896 CN201220741896 CN 201220741896 CN 201220741896 U CN201220741896 U CN 201220741896U CN 203103824 U CN203103824 U CN 203103824U
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- China
- Prior art keywords
- switch
- pull bar
- vacuum
- epoxy resin
- solid insulation
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model provides an epoxy resin solid insulation vacuum switch module which is characterized by achieving all insulation of live parts, preventing SF6 pollution, being convenient and flexible, and being capable of adapting to severe environment. The solid insulation switch comprises epoxy resin solid insulation housing, a switch main body metallic cover plate, a load switch vacuum arc-extinguishing chamber or breaker vacuum arc-extinguishing chamber, a load switch or breaker pull bar, an isolating switch pull bar, a grounding switch pull bar, flexible connection, a grounding switch fixed contact, an isolating switch fixed contact, an inlet wire copper conductor, an outlet wire copper conductor, an inlet wire sleeve pipe, and an outlet wire sleeve pipe. Epoxy resin is integrally poured on the related live parts of epoxy resin solid insulation vacuum switch module, and the related live parts are formed through pouring at one time by using automatic pressure gel technology. Therefore, the secure insulation distance against ground in the switch is decreased to 8 to 15 mm from 125 mm of air insulation, substantially reducing the size of a switch cabinet and really achieving all insulation. The epoxy resin solid insulation vacuum switch module is miniaturized and free of maintenance.
Description
Technical field
The utility model relates to the power transmission and distribution switch that use in a kind of power transmission and distribution field, especially a kind of epoxy resin solid isolated vacuum switch module.
Background technology
Current, mainly contain two kinds of insulation modes of air in the 10KV ring main unit.Air is because of insulating properties the subject of knowledge and the object of knowledge limit, and air insulation switch cubicle volume is bigger, and floor space is big, and easily affected by environment, and destabilizing factor is more.According to statistics, the hermetically sealed ring main unit of present institute's pressure in service all relies on SF6 gas as dielectric more than 90%, and this gas can exist leakage and discharging inevitably in inflation, operation, recovery, becomes the big pollutant sources of one in the atmospheric environment.According to United Nations Framework Convention on Climate Change and Kyoto Protocol, the highest with the greenhouse effect value (GWP) of SF6 in causing six kinds of greenhouse gas of global warming, be CO
2To 23900 times of atmospheric effect.The solid insulation ring main unit makes switch inside safe insulation distance over the ground shorten to 8-15mm from air-insulated 125mm, has reduced the volume of switch cubicle greatly; Have nothing to do with sulfur hexafluoride gas fully from the principle manufacturing, provide basic guarantee in the reduction of discharging environmental protection of power distribution network apparatus field.
The utility model content
The purpose of this utility model is to provide a kind of epoxy resin solid isolated vacuum switch module, its housing good insulating, creep distance are big, surface of shell can not discharge, and safe in utilization and flexible connection electric equipment operation safety, housing and other connector that housing is interior makes things convenient for and make the smaller volume of insulation shell and whole complete set of equipments.
To achieve these goals, technical solution of the present utility model is: a kind of epoxy resin solid isolated vacuum switch module, comprise the solid insulation shell, described solid insulation shell is provided with vacuum extinction switch element, Disconnecting switch unit, earthed switch unit, entrance bushing seat and lead collar base; It is characterized in that described solid insulation shell adopts epoxy resin one moulding by casting; The outer surface of described solid insulation shell evenly applies semiconductive shielding layer, guarantees that the solid insulation shell is in current potential utterly, guarantees that electric field concentrates on epoxy resin inside between electrified body and the ground, avoids long-time running dust, condensed water that operation is brought influence; Be provided with the inlet wire copper conductor in the described entrance bushing seat, described inlet wire copper conductor down is connected in the solid insulation shell, described inlet wire copper conductor one end in the entrance bushing seat as conducting connecting part, the other end is connected with the fixed contact of on-load switch vacuum interrupter or breaker vacuum arc control device, described on-load switch vacuum interrupter or breaker vacuum arc control device top are provided with on-load switch pull bar or circuit breaker pull bar, described on-load switch pull bar or circuit breaker pull bar pass the left end that is flexible coupling and are connected with the moving contact of on-load switch vacuum interrupter or breaker vacuum arc control device, be used to control the on off operating mode of on-load switch vacuum interrupter or breaker vacuum arc control device, the described middle part that is flexible coupling is provided with the earthed switch unit, the described top that is flexible coupling is provided with ground connection conduction pull bar, be used to control the on off operating mode of earthed switch, the described right-hand member that is flexible coupling is provided with Disconnecting switch unit, described Disconnecting switch unit is connected with an end of outlet copper conductor, and described outlet copper conductor other end down is connected in the lead collar base as conducting connecting part.
Further, the first end of movable contact of described on-load switch pull bar or circuit breaker pull bar and on-load switch vacuum interrupter or breaker vacuum arc control device is by bolted splice, the fixed contact of on-load switch vacuum interrupter or breaker vacuum arc control device fixes by bolt and inlet wire copper conductor, and described on-load switch vacuum interrupter or breaker vacuum arc control device are connected with earthed switch unit and Disconnecting switch unit by being flexible coupling.
Further, described be flexible coupling be connected on the solid insulation shell by down spare down.
Further, described earthed switch adopts the self-reliance contact, described self-reliance contact by be bolted to be flexible coupling on.
Further, described Disconnecting switch unit has wildcard-filter style self-reliance contact and isolating switch pull bar, the lower end of the insulated tension pole of described isolating switch pull bar has the insulating sleeve of several cluster parachutes, the lower end of described insulated tension pole is provided with screwed hole, described insulated tension pole is threaded with conducting rod, and the self-reliance fixed contact of described Disconnecting switch unit is by being bolted on the outlet copper conductor.
Further, the top of described solid insulation shell is provided with the switch main body metal cover board in order to fixed support on-load switch pull bar or circuit breaker pull bar, earthed switch pull bar and isolating switch pull bar, described earthed switch pull bar and isolating switch pull bar are two independent operation bars, stroke 160mm, two pull bars are realized mechanical interlocked.
The beneficial effects of the utility model are: the whole epoxy resin that adopts of the relevant live part of the utility model is poured into a mould, by the moulding of automatic pressure gel technology disposal pouring, so make switch inside safe insulation distance over the ground shorten to 8-15mm from air-insulated 125mm, reduced the volume of switch cubicle greatly, really realized all insulation, miniaturization, non-maintaining.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of epoxy resin solid isolated vacuum switch module.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further by embodiment.
Consult Fig. 1, epoxy resin solid isolated vacuum switch module of the present utility model comprises that solid insulation shell 1, vacuum extinction switch element 2, isolated location 4, ground connection opens unit 3, entrance bushing seat 5 and lead collar base 6.The outer surface of solid insulation shell 1 evenly applies the conducting metal that one deck is used for ground connection, make solid insulation shell 1 outer surface in the earth shield state, surface of shell can not discharge, can make that so operating equipment is safer, the upper end of solid insulation shell 1 is uncovered to be the cuboid tube, uncovered top is provided with switch main body metal cover board 7, be used for support load switch lever or circuit breaker pull bar 2a, earthed switch pull bar 3a and isolating switch pull bar 4a, the internal cavity to solid insulation shell 1 plays sealing function simultaneously.
The bottom, the left side of solid insulation shell 1 is provided with entrance bushing seat 5, entrance bushing seat 5 is made of inlet wire copper conductor 5b and the pullover 5a of cylinder, inlet wire copper conductor 5b embeds among the pullover 5a of cylinder, and the centre bore of inlet wire copper conductor 5b and the pullover 5a of cylinder communicates, and is used for connection bus.
Vacuum extinction switch element 2 comprises on-load switch pull bar or circuit breaker pull bar 2a, conductive clip 2b, the 2c that is flexible coupling, moving contact 2d, on-load switch vacuum interrupter or breaker vacuum arc control device 2e, fixed contact 2f.On-load switch pull bar or circuit breaker pull bar 2a are insulating part, its upper end links to each other with operating mechanism, the lower end is provided with screwed hole and is hinged by left end and the moving contact 2d that conductive clip 2b passes the 2c that is flexible coupling, fixed contact 2f and inlet wire copper conductor 5b fix by bolted splice, control the connection of on-load switch vacuum interrupter or breaker vacuum arc control device 2e and cut-off state by operating mechanism pulling on-load switch pull bar or circuit breaker pull bar 2a vertically-acting during work, on-load switch vacuum interrupter or breaker vacuum arc control device 2e and inlet wire copper conductor 5b one are enclosed in the solid insulation shell 1 admittedly.
Earthed switch unit 3 comprises earthed switch pull bar 3a, 2c and ground connection self-reliance fixed contact 3c are flexible coupling, earthed switch pull bar 3a upper end links to each other with operating mechanism, operating mechanism is controlled the branch that closes of earthed switch during work by the vertically-acting of control earthed switch pull bar 3a, outlet this moment is in ground connection or earth-free state, wherein ground connection self-reliance fixed contact 3c is by being bolted on the 2c that is flexible coupling, and the 2c that is flexible coupling rabbets in solid insulation shell 1.
Disconnecting switch unit 4 comprises isolation switch insulation pull bar 4a, isolate conductive bar 4e, 2c and isolating switch self-reliance fixed contact 4g are flexible coupling, isolation switch insulation pull bar 4a lower end is the cluster parachute structure, to increase creep distance, isolation switch insulation pull bar 4a bottom is provided with screwed hole, hinged with isolate conductive bar 4e screw thread, the right-hand member of 2c of being flexible coupling is hinged with wildcard-filter style self-reliance contact 4d, whole pull bar runs through and is active among the wildcard-filter style self-reliance contact 4d, and operating mechanism is realized the branch state that closes of isolating switch during work by the vertically-acting of control isolating switch pull bar 4a.
The bottom, the right side of solid insulation shell 1 is provided with lead collar base 6, entrance bushing seat 6 is made of inlet wire copper conductor 6b and the pullover 6a of cylinder, inlet wire copper conductor 6b embeds among the pullover 6a of cylinder, and the centre bore of inlet wire copper conductor 6b and the pullover 6a of cylinder communicates, and is used for the stube cable outlet.
This epoxy resin solid isolated vacuum switch module is in running order or treat that operating state, its shell all are to be in good ground state, and therefore, in service is safe, has stopped the generation of electric shock accidents, and safety has obtained guarantee.
With described embodiment only is that preferred implementation of the present utility model is described; be not that scope of the present utility model is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall into the protection range that claims of the present invention are determined.
Claims (6)
1. epoxy resin solid isolated vacuum switch module, comprise solid insulation shell (1), described solid insulation shell (1) is provided with vacuum extinction switch element (2), Disconnecting switch unit (4), earthed switch unit (3), entrance bushing seat (5) and lead collar base (6); It is characterized in that described solid insulation shell (1) adopts epoxy resin one moulding by casting; The outer surface of described solid insulation shell (1) evenly applies semiconductive shielding layer; Be provided with inlet wire copper conductor (5b) in the described entrance bushing seat (5), described inlet wire copper conductor (5b) down is connected in the solid insulation shell (1), described inlet wire copper conductor (5b) end in entrance bushing seat (5) as conducting connecting part, the other end is connected with the fixed contact (2f) of on-load switch vacuum interrupter or breaker vacuum arc control device (2e), described on-load switch vacuum interrupter or breaker vacuum arc control device (2e) top are provided with on-load switch pull bar or circuit breaker pull bar (2a), the left end that described on-load switch pull bar or circuit breaker pull bar (2a) pass be flexible coupling (2c) is connected with the moving contact (2d) of on-load switch vacuum interrupter or breaker vacuum arc control device (2e), be used to control the on off operating mode of on-load switch vacuum interrupter or breaker vacuum arc control device (2e), the described middle part that is flexible coupling (2c) is provided with earthed switch unit (3), described (2c) top that is flexible coupling is provided with ground connection conduction pull bar (3a), be used to control the on off operating mode of earthed switch, the described right-hand member that is flexible coupling (2c) is provided with Disconnecting switch unit (4), described Disconnecting switch unit (4) is connected with an end of outlet copper conductor (6b), and described outlet copper conductor (6b) other end down is connected in the lead collar base (6) as conducting connecting part.
2. epoxy resin solid isolated vacuum switch module according to claim 1, it is characterized in that: moving contact (2d) end of described on-load switch pull bar or circuit breaker pull bar (2a) and on-load switch vacuum interrupter or breaker vacuum arc control device (2e) is by bolted splice, the fixed contact (2f) of on-load switch vacuum interrupter or breaker vacuum arc control device (2e) fixes by bolt and inlet wire copper conductor (5b), and described on-load switch vacuum interrupter or breaker vacuum arc control device (2e) are connected with earthed switch unit (3) and Disconnecting switch unit (4) by be flexible coupling (2c).
3. epoxy resin solid isolated vacuum switch module according to claim 1 and 2 is characterized in that: described be flexible coupling (2c) is connected on the solid insulation shell (1) by down spare down.
4. epoxy resin solid isolated vacuum switch module according to claim 1 is characterized in that: described earthed switch adopts self-reliance contact (3c), and described self-reliance contact (3c) is flexible coupling by being bolted on (2c).
5. epoxy resin solid isolated vacuum switch module according to claim 1, it is characterized in that: described Disconnecting switch unit (4) has wildcard-filter style self-reliance contact (4d) and isolating switch pull bar (4a), the lower end of the insulated tension pole (4c) of described isolating switch pull bar (4a) has the insulating sleeve of several cluster parachutes, the lower end of described insulated tension pole (4c) is provided with screwed hole, described insulated tension pole (4c) is threaded with conducting rod (4e), and the self-reliance fixed contact (4g) of described Disconnecting switch unit (4) is by being bolted on the outlet copper conductor (6b).
6. epoxy resin solid isolated vacuum switch module according to claim 1, it is characterized in that: the top of described solid insulation shell (1) is provided with switch main body metal cover board (7) in order to fixed support on-load switch pull bar or circuit breaker pull bar (2a), earthed switch pull bar (3a) and isolating switch pull bar (4a), described earthed switch pull bar (3a) and isolating switch pull bar (4a) are two independent operation bars, stroke 160mm, two pull bars are realized mechanical interlocked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220741896 CN203103824U (en) | 2012-12-31 | 2012-12-31 | An epoxy resin solid insulation vacuum switch module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220741896 CN203103824U (en) | 2012-12-31 | 2012-12-31 | An epoxy resin solid insulation vacuum switch module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203103824U true CN203103824U (en) | 2013-07-31 |
Family
ID=48855201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220741896 Expired - Fee Related CN203103824U (en) | 2012-12-31 | 2012-12-31 | An epoxy resin solid insulation vacuum switch module |
Country Status (1)
| Country | Link |
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| CN (1) | CN203103824U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915282A (en) * | 2014-04-25 | 2014-07-09 | 协励行(厦门)电气有限公司 | Novel solid insulation vacuum switch three-position isolation earthing switch module |
| CN104124101A (en) * | 2014-08-12 | 2014-10-29 | 深圳市森源电力技术有限公司 | Solid conduction pole |
| CN104201595A (en) * | 2014-09-24 | 2014-12-10 | 吉林省金冠电气股份有限公司 | Main insulator used for solid insulating switch equipment |
| CN104538878A (en) * | 2014-12-19 | 2015-04-22 | 大全集团有限公司 | Solid insulation switchgear |
| CN106505454A (en) * | 2016-10-25 | 2017-03-15 | 国家电网公司 | A kind of three Room of individual event, three position operation independence resin insulating cylinder |
| CN107845538A (en) * | 2017-10-16 | 2018-03-27 | 宁波鑫鑫鑫寅电气有限公司 | A kind of high power air formula double-fracture isolates on-load switch |
| CN110942965A (en) * | 2019-12-11 | 2020-03-31 | 北京双杰电气股份有限公司 | 40.5kV solid insulation switch cabinet |
-
2012
- 2012-12-31 CN CN 201220741896 patent/CN203103824U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915282A (en) * | 2014-04-25 | 2014-07-09 | 协励行(厦门)电气有限公司 | Novel solid insulation vacuum switch three-position isolation earthing switch module |
| CN103915282B (en) * | 2014-04-25 | 2016-10-05 | 爱启（厦门）电气技术有限公司 | Novel solid insulation vacuum switch three-station isolating grounding switch module |
| CN104124101A (en) * | 2014-08-12 | 2014-10-29 | 深圳市森源电力技术有限公司 | Solid conduction pole |
| CN104201595A (en) * | 2014-09-24 | 2014-12-10 | 吉林省金冠电气股份有限公司 | Main insulator used for solid insulating switch equipment |
| CN104538878A (en) * | 2014-12-19 | 2015-04-22 | 大全集团有限公司 | Solid insulation switchgear |
| CN106505454A (en) * | 2016-10-25 | 2017-03-15 | 国家电网公司 | A kind of three Room of individual event, three position operation independence resin insulating cylinder |
| CN107845538A (en) * | 2017-10-16 | 2018-03-27 | 宁波鑫鑫鑫寅电气有限公司 | A kind of high power air formula double-fracture isolates on-load switch |
| CN107845538B (en) * | 2017-10-16 | 2020-04-14 | 宁波鑫鑫鑫寅电气有限公司 | High-power air type double-fracture isolation load switch |
| CN110942965A (en) * | 2019-12-11 | 2020-03-31 | 北京双杰电气股份有限公司 | 40.5kV solid insulation switch cabinet |
| CN110942965B (en) * | 2019-12-11 | 2021-09-03 | 北京双杰电气股份有限公司 | 40.5kV solid insulation switch cabinet |
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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: 20130731 Termination date: 20161231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |