CN204012399U - Be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear - Google Patents
Be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear Download PDFInfo
- Publication number
- CN204012399U CN204012399U CN201420361706.6U CN201420361706U CN204012399U CN 204012399 U CN204012399 U CN 204012399U CN 201420361706 U CN201420361706 U CN 201420361706U CN 204012399 U CN204012399 U CN 204012399U
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- switch
- ultrahigh
- current
- voltage alternating
- circuit breaker
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- Expired - Fee Related
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- 239000002184 metal Substances 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010791 quenching Methods 0.000 abstract 1
- 230000000171 quenching effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to a kind of switchgear, specifically relates to and is applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear, belongs to ultrahigh voltage power equipment technical field.Formed by critical pieces such as ultrahigh-voltage alternating-current circuit breaker, ultrahigh-voltage alternating-current isolating switch, ultrahigh-voltage alternating-current earthed switch, fitted outside current transformer, main bus bar, branch bar and outlet casing tubes, circuit breaker adopts vertical or horizontal layout, adopts the air pressing type arc quenching chamber structure of miniaturization; Adopt major diameter branch bar; Adopt the larger sleeve pipe of creep distance; Each unit independent air chamber, can realize separately inflation/deflation, there is compact conformation, volume is little, low temperature resistant, insulation level is high, flexible configuration, maintenance is simple, the time between overhauls(TBO) is long, can be in features such as high height above sea level, many earthquake areas reliability services.
Description
Technical field
The utility model relates to a kind of switchgear, specifically relates to and is applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear, belongs to ultrahigh voltage power equipment technical field.
background technology
Gas-insulated metal enclosed switchgear is the common equipment in field of electrical equipment, the metal enclosed switch of demand different performance in different electric pressure electric power systems.Construction of switch is substantially by circuit breaker, AC isolation switch, current transformer, voltage transformer, operating mechanism etc.China Patent No. is 200910225367.2 openly to have applied for that a kind of patent name is only useful in high pressure grade power equipment system for " a kind of high pressure gas insulation metal sealing switch equipment ", can not be at low temperature, high height above sea level badly change stable operation; Meanwhile, existing enclosed switch circuit breaker all adopts single vertical layout setting, have take larger space area weak tendency, prepare dumb.
summary of the invention
In view of the defect of above-mentioned prior art existence, the object of this invention is to provide one and be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear, there is structure small and exquisite, the advantage that assembly type is various, there are good lower temperature resistance and reliability, meet the needs of 363kV GIS in low temperature, high altitude localities stable operation.
To achieve these goals, the technical scheme that the utility model adopts is: be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear, it is characterized in that comprising ultrahigh-voltage alternating-current circuit breaker, ultrahigh-voltage alternating-current isolating switch, ultrahigh-voltage alternating-current earthed switch, fitted outside current transformer, main bus bar, branch bar, outlet casing tube, non-return valve, density Pressure gauge and Self-sealing valve; Its connected mode is: when the switch device breaker of vertical is vertical structure, upper and lower two line outlets connect respectively current transformer, and lower current transformer is connected with main bus bar by isolating switch, earthed switch, main bus bar console mode horizontal arrangement; Upper current transformer is connected with outlet casing tube by earthed switch, isolating switch, high speed grounding switch, branch bar; When the switch device breaker of horizontal layout is horizontal type structure, left and right two line outlets, right line outlet connects current transformer, is connected with main bus bar by isolating switch, earthed switch, and main bus bar is in circuit breaker superjacent air space horizontal arrangement; Left line outlet can connect current transformer, also can connect branch bar, is connected with outlet casing tube by earthed switch, isolating switch, high speed grounding switch, branch bar; Described ultrahigh-voltage alternating-current circuit breaker inside is provided with miniaturization air pressing type arc control device, adopts hydraulic pressure spring operating mechanism.
Described ultrahigh-voltage alternating-current circuit breaker adopts vertical or horizontal layout.
Described vertical is divided into U-shaped and Z-type from double-bus line alternate form.
Described enclosed switch, each unit adopts independent air chamber, and each air chamber arranges non-return valve, density Pressure gauge and Self-sealing valve.
The beneficial effects of the utility model are: have compact conformation, volume is little, low temperature resistant, insulation level is high, flexible configuration, maintenance is simple, the time between overhauls(TBO) is long, can, in features such as high height above sea level, many earthquake areas reliability services, can be applied in the electric power system of 363 kV electric pressures.
brief description of the drawings
Fig. 1 is circuit breaker vertical structure schematic diagram of the present utility model (the U-shaped interval of double-bus line).
Fig. 2 is the structural representation of the horizontal layout of circuit breaker of the present utility model.
Fig. 3 is the another kind of vertical structure schematic diagram of circuit breaker of the present utility model (double-bus line Z-type interval).
In figure, 1, ultrahigh-voltage alternating-current circuit breaker, 2, ultrahigh-voltage alternating-current isolating switch, 3, ultrahigh-voltage alternating-current earthed switch, 4, fitted outside current transformer, 5, main bus bar, 6, branch bar, 7, outlet casing tube, 8, non-return valve, 9, density Pressure gauge, 10, Self-sealing valve.
embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
As shown in Figure 1, be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear, comprise ultrahigh-voltage alternating-current circuit breaker 1, ultrahigh-voltage alternating-current isolating switch 2, ultrahigh-voltage alternating-current earthed switch 3, fitted outside current transformer 4, main bus bar 5, branch bar 6, outlet casing tube 7, non-return valve 8, density Pressure gauge 9 and Self-sealing valve 10; As shown in Figure 1, its connected mode is: the switch device breaker of vertical is vertical structure, upper and lower two line outlets connect respectively current transformer 4, and lower current transformer 4 is connected with main bus bar 5 by isolating switch 2, earthed switch 3, main bus bar 5 console mode horizontal arrangement; Upper current transformer 4 is connected with outlet casing tube 7 by earthed switch 3, isolating switch 2, high speed grounding switch, branch bar 6; Described ultrahigh-voltage alternating-current circuit breaker 1 inside is provided with miniaturization air pressing type arc control device, adopts hydraulic pressure spring operating mechanism.
Described branch bar 6 reduces air pressure and prevents SF6 low-temperature gas liquefaction, meets low temp area, northwest needs.
Described outlet casing tube 7 meets Northwest High Altitude area needs.
Described enclosed switch, each unit adopts independent air chamber, and each air chamber arranges non-return valve 8, density Pressure gauge 9 and Self-sealing valve 10.
Described enclosed switch, each Unit Design becomes standard module, and described vertical pattern can be divided into Z-type from double-bus line alternate form, as shown in Figure 3.
As shown in Figure 2, for circuit breaker of the present utility model adopts horizontal layout, comprise ultrahigh-voltage alternating-current circuit breaker 1, ultrahigh-voltage alternating-current isolating switch 2, ultrahigh-voltage alternating-current earthed switch 3, fitted outside current transformer 4, main bus bar 5, branch bar 6, outlet casing tube 7, non-return valve 8, density Pressure gauge 9 and Self-sealing valve 10; Its connected mode is: the switch device breaker of horizontal layout is horizontal type structure, left and right two line outlets, right line outlet can connect current transformer 4, is connected with main bus bar 5 by isolating switch 2, earthed switch 3, and main bus bar 5 is in circuit breaker 1 superjacent air space horizontal arrangement; Left line outlet can connect current transformer 4, also can connect branch bar 6, opens 3 passes, isolating switch 2, high speed grounding switch, branch bar 6 be connected with outlet casing tube 7 by ground connection; Described ultrahigh-voltage alternating-current circuit breaker 1 inside is provided with miniaturization air pressing type arc control device, adopts hydraulic pressure spring operating mechanism.
Described branch bar 6 reduces air pressure and prevents SF6 low-temperature gas liquefaction, meets low temp area, northwest needs.
Described outlet casing tube 7 meets Northwest High Altitude area needs.
Described enclosed switch, each unit adopts independent air chamber, and each air chamber arranges non-return valve, density Pressure gauge and Self-sealing valve.
Claims (3)
1. be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear, it is characterized in that: comprise ultrahigh-voltage alternating-current circuit breaker, ultrahigh-voltage alternating-current isolating switch, ultrahigh-voltage alternating-current earthed switch, fitted outside current transformer, main bus bar, branch bar, outlet casing tube, non-return valve, density Pressure gauge and Self-sealing valve; Its connected mode is: when the switch device breaker of vertical is vertical structure, upper and lower two line outlets connect respectively current transformer, and lower current transformer is connected with main bus bar by isolating switch, earthed switch, main bus bar console mode horizontal arrangement; Upper current transformer is connected with outlet casing tube by earthed switch, isolating switch, high speed grounding switch, branch bar; When the switch device breaker of horizontal layout is horizontal type structure, left and right two line outlets, right line outlet connects current transformer, is connected with main bus bar by isolating switch, earthed switch, and main bus bar is in circuit breaker superjacent air space horizontal arrangement; Left line outlet can connect current transformer, also can connect branch bar, is connected with outlet casing tube by earthed switch, isolating switch, high speed grounding switch, branch bar; Described ultrahigh-voltage alternating-current circuit breaker inside is provided with miniaturization air pressing type arc control device, adopts hydraulic pressure spring operating mechanism.
2. low temperature, the anticyclonic gas-insulated metal enclosed switchgear of being applicable to according to claim 1, is characterized in that: described ultrahigh-voltage alternating-current circuit breaker adopts vertical or horizontal layout.
3. low temperature, the anticyclonic gas-insulated metal enclosed switchgear of being applicable to according to claim 2, is characterized in that: described vertical is divided into U-shaped and Z-type from double-bus line alternate form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361706.6U CN204012399U (en) | 2014-07-02 | 2014-07-02 | Be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361706.6U CN204012399U (en) | 2014-07-02 | 2014-07-02 | Be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204012399U true CN204012399U (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361706.6U Expired - Fee Related CN204012399U (en) | 2014-07-02 | 2014-07-02 | Be applicable to low temperature, anticyclonic gas-insulated metal enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204012399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979773A (en) * | 2015-07-14 | 2015-10-14 | 山东泰开高压开关有限公司 | 252kV ground tank-type fully-enclosed combined electric appliance |
| CN111193194A (en) * | 2019-12-17 | 2020-05-22 | 平高集团有限公司 | GIS sleeve pipe support and support main part thereof |
-
2014
- 2014-07-02 CN CN201420361706.6U patent/CN204012399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104979773A (en) * | 2015-07-14 | 2015-10-14 | 山东泰开高压开关有限公司 | 252kV ground tank-type fully-enclosed combined electric appliance |
| CN111193194A (en) * | 2019-12-17 | 2020-05-22 | 平高集团有限公司 | GIS sleeve pipe support and support main part thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 115009 Liaoning city of Yingkou province Yingkou economic and Technological Development Zone Xiongyue town Patentee after: NEW NORTHEAST ELECTRIC GROUP HIGH VOLTAGE SWITCHGEAR CO.,LTD. Address before: 110027 No. 14, five, road 5, Shenyang economic and Technological Development Zone, Shenyang, Liaoning Patentee before: New Northeast Electric Group High Voltage Switch Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 |