CN201319346Y - SF* composite type high-voltage combined electric appliance - Google Patents
SF* composite type high-voltage combined electric appliance Download PDFInfo
- Publication number
- CN201319346Y CN201319346Y CNU2008202282816U CN200820228281U CN201319346Y CN 201319346 Y CN201319346 Y CN 201319346Y CN U2008202282816 U CNU2008202282816 U CN U2008202282816U CN 200820228281 U CN200820228281 U CN 200820228281U CN 201319346 Y CN201319346 Y CN 201319346Y
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- insulator
- isolating switch
- cylindrical shell
- type high
- conductor
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Abstract
The utility model discloses an SF6 composite type high-voltage combined electric appliance, which comprises a first porcelain bushing, a current mutual inductor, a breaker, a second porcelain bushing, an isolating switch and a ground switch, and is characterized in that the incoming port of the breaker is connected with the current mutual inductor and the first porcelain bushing in turn, and the outgoing port thereof is connected with the isolating switch and the second porcelain bushing in turn, and the ground switch is connected on the side of the isolating switch, thereby forming a sealing cavity, wherein SF6 gas is filled in the sealing cavity, and an incoming conductor is arranged in the first porcelain bushing, and is electrically connected with the fixed contact base of the breaker through a first intermediate conductor arranged in the current mutual conductor, and an outgoing conductor is arranged in the second porcelain bushing, and is electrically connected with the fixed contact base of the isolating switch, the fixed contact base of the isolating switch is electrically connected with the movable contact base of the breaker through a second intermediate conductor, and the fixed contact of the ground switch is arranged on the side of the fixed contact base of the isolating switch.
Description
Technical field
The utility model relates to the converting station electric power appliance field, particularly a kind of SF
6Combined type high pressure combined electrical apparatus.
Background technology
In present transformer station's technology, air insulation switchgear (AIS) power distribution equipment is used very extensive in transformer station, the AIS power distribution equipment is owing to be to adopt air insulation, between product and the product, every and the every certain space that all will keep between mutually of product is as being perfectly safe insulation distance, so just cause AIS transformer station floor space bigger, safeguard relatively.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of SF
6Combined type high pressure combined electrical apparatus, its structure is firm, electric pressure is high, installing space is little, easy to maintenance.
For solving the problems of the technologies described above, the technical solution of the utility model is achieved in that a kind of SF
6Combined type high pressure combined electrical apparatus, comprise: first insulator, current transformer, circuit breaker, second insulator, isolating switch, earthed switch, it is characterized in that, the incoming line of described circuit breaker connects the current transformer and first insulator successively, its line outlet connects isolating switch successively and connects second insulator, described isolating switch side connects earthed switch, above-mentionedly connects and composes airtight cavity, and closed chamber is filled with SF
6Gas; Be provided with the inlet wire conductor in described first insulator, this inlet wire conductor dbus is crossed first middle conductor that is arranged in the current transformer and is electrically connected with the stationary contact headstock of circuit breaker; Be provided with the outlet conductor in second insulator, be electrically connected with the stationary contact headstock of isolating switch, the stationary contact headstock of isolating switch is electrically connected with the movable contact headstock of circuit breaker by one second middle conductor, and the stationary contact headstock side of described isolating switch is provided with the fixed contact of earthed switch.
Technique scheme of the present utility model is further improved and is:
Be connected with the first band corner between the described first insulator summation current transformer and connect cylindrical shell, be provided with the first basin shape insulator in the first band corner connection cylindrical shell, be provided with the first Mume flower contact seat in the middle of the first basin shape insulator.
Be connected with the second band corner between described second insulator and the isolating switch and connect cylindrical shell, be provided with the second basin shape insulator in the second band corner connection cylindrical shell, be provided with the second Mume flower contact seat in the middle of the first basin shape insulator.
Be connected with the first band corner between the described first insulator summation current transformer and connect cylindrical shell, be connected with second between described second insulator and the isolating switch and be with corner to connect cylindrical shell, first is with corner to connect between the cylindrical shell and the second band corner connection cylindrical shell is provided with pull bar.
Be provided with the 3rd basin shape insulator that supports second middle conductor in the described isolating switch.
The stationary contact headstock of described circuit breaker is provided with the first middle Mume flower contact seat that is electrically connected with first middle conductor.
The movable contact headstock of described circuit breaker is provided with the second middle Mume flower contact seat that is electrically connected with second middle conductor.
Compound combined electrical equipment of the present utility model is integrated in circuit breaker GCB, isolating switch DS, earthed switch ES, the current transformer CT of conventional air insulated switching installation in the module, compare with traditional AIS transformer station electrical equipment and to have following advantage: (1) floor space is little: it saves 60% space than AIS transformer station, because AIS is by air-insulated, compound combined electrical equipment then is that floor space will significantly reduce by the SF6 gas-insulated; (2) non-maintaining: as because compound combined electrical equipment absorbed the GIS mature technique, just to have saved the work that AIS needs periodic maintenance comparatively speaking; (3) power consumption is little: utilize transformer station that the compound combined electrical equipment technology builds to compare with traditional AIS transformer station, the energy loss performance can be ignored; (4) install, change convenient: general only the installation needs more than 3 hour, and compound combined electrical equipment can split into single parts in addition, and 84% can reclaim, and compound combined electrical equipment oil-containing not, energy-saving and environmental protection.It had both absorbed the successful operation experience of GIS and AIS, had solved AIS because area is excessive in the problems that transform at old station and newly-built transformer station brings, and more can meet and reduce investment, save energy and reduce the cost and environmental requirement.
Description of drawings
Fig. 1 is a kind of SF of the present utility model
6Combined type high pressure combined electrical apparatus structural representation.
Embodiment
With reference to Fig. 1, a kind of SF
6Combined type high pressure combined electrical apparatus mainly comprises: first insulator 1, the first band corner connection cylindrical shell 2, current transformer 3, circuit breaker 4, isolating switch 5, the second band corner connection cylindrical shell 6, second insulator 7, ground connection are opened 8 passes.The incoming line of circuit breaker 4 connects current transformer 3 successively, the first band corner connects the cylindrical shell 2 and first insulator 1, its line outlet connects isolating switch 5 successively, the second band corner connects the cylindrical shell 6 and second insulator 7, isolating switch 5 sides connect earthed switch 8, above-mentionedly connect and compose airtight cavity, closed chamber is filled with SF
6Gas.
The first band corner connects cylindrical shell 3 and outwards deviates from mutually with the corner that the second band corner is connected cylindrical shell 6, connects by pull bar 9 between them, under the situation that guarantees stability, can increase the air insulation distance between first insulator 1 and second insulator 7 like this.Be provided with the first Mume flower contact seats 11 in the middle of being provided with the first basin shape insulator, 10, the first basin shape insulators 10 in the first band corner connection cylindrical shell 2; Be provided with the second Mume flower contact seats 13 in the middle of being provided with the second basin shape insulator, 12, the second basin shape insulators 12 in the second band corner connection cylindrical shell 6; Be provided with the 3rd basin shape insulator 15 that supports second middle conductor 14 in the isolating switch 5.Be provided with through hole in the middle of the first, second, third basin shape insulator 10,12,15, be communicated with airtight cavity; Also can above-mentioned airtight cavity be divided into four airtight cavitys of son, optionally charge into SF by first, second, third basin shape insulator 10,12,15
6Gas.
Of the present utility model be electrically connected for: be provided with inlet wire conductor 16 in first insulator 1, this inlet wire conductor 16 is electrically connected with the stationary contact headstock 18 of circuit breaker by first middle conductor 17 that is arranged in the current transformer 1; Be provided with outlet conductor 19 in second insulator 7, be electrically connected with the movable contact headstock 20 of isolating switch, the stationary contact headstock 21 of isolating switch is electrically connected with the movable contact headstock 22 of circuit breaker by second middle conductor 14, and stationary contact headstock 21 sides of isolating switch are provided with the fixed contact 23 of earthed switch.In the present embodiment, in the middle of the first basin shape insulator 10, be provided with the second Mume flower contact seat 11, in the middle of the second basin shape insulator 12, be provided with the second Mume flower contact seat 13, the first middle Mume flower contact seat 24 that is electrically connected with first middle conductor 17 is set on the stationary contact headstock 18 of circuit breaker, the second middle Mume flower contact seat 25 that is electrically connected with second middle conductor 14 is set on the movable contact headstock 22 of circuit breaker; By above-mentioned four Mume flower contact seats, can be with SF
6Combined type high pressure combined electrical apparatus is divided into four parts, the convenient installation.
In the utility model, circuit breaker 4, isolating switch 5, earthed switch 8 operation independent, unaffected mutually respectively.The utility model selects current transformer 3, circuit breaker 4, isolating switch 5, earthed switch 8 to integrate, and is applicable to the common combination of electric power power transmission and transformation, and range of application is wide; Adopt SF
6Gas-insulated, the volume of switch has been dwindled in the fail safe that has improved switch.
Claims (7)
1, a kind of SF
6Combined type high pressure combined electrical apparatus, comprise: first insulator, current transformer, circuit breaker, second insulator, isolating switch, earthed switch, it is characterized in that, the incoming line of described circuit breaker connects the current transformer and first insulator successively, its line outlet connects isolating switch successively and connects second insulator, described isolating switch side connects earthed switch, above-mentionedly connects and composes airtight cavity, and closed chamber is filled with SF
6Gas; Be provided with the inlet wire conductor in described first insulator, this inlet wire conductor dbus is crossed first middle conductor that is arranged in the current transformer and is electrically connected with the stationary contact headstock of circuit breaker; Be provided with the outlet conductor in second insulator, be electrically connected with the stationary contact headstock of isolating switch, the stationary contact headstock of isolating switch is electrically connected with the movable contact headstock of circuit breaker by one second middle conductor, and the stationary contact headstock side of described isolating switch is provided with the fixed contact of earthed switch.
2, a kind of SF according to claim 1
6Combined type high pressure combined electrical apparatus, it is characterized in that, be connected with the first band corner between the described first insulator summation current transformer and connect cylindrical shell, be provided with the first basin shape insulator in the first band corner connection cylindrical shell, be provided with the first Mume flower contact seat in the middle of the first basin shape insulator.
3, a kind of SF according to claim 1
6Combined type high pressure combined electrical apparatus, it is characterized in that, be connected with the second band corner between described second insulator and the isolating switch and connect cylindrical shell, be provided with the second basin shape insulator in the second band corner connection cylindrical shell, be provided with the second Mume flower contact seat in the middle of the first basin shape insulator.
4, a kind of SF according to claim 1
6Combined type high pressure combined electrical apparatus, it is characterized in that, be connected with the first band corner between the described first insulator summation current transformer and connect cylindrical shell, be connected with the second band corner between described second insulator and the isolating switch and connect cylindrical shell, the first band corner connection cylindrical shell and second is with corner to connect between the cylindrical shell and is provided with pull bar.
5, a kind of SF according to claim 1
6Combined type high pressure combined electrical apparatus is characterized in that, is provided with the 3rd basin shape insulator that supports second middle conductor in the described isolating switch.
6, a kind of SF according to claim 1
6Combined type high pressure combined electrical apparatus is characterized in that, the stationary contact headstock of described circuit breaker is provided with the first middle Mume flower contact seat that is electrically connected with first middle conductor.
7, a kind of SF according to claim 1
6Combined type high pressure combined electrical apparatus is characterized in that, the movable contact headstock of described circuit breaker is provided with the second middle Mume flower contact seat that is electrically connected with second middle conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202282816U CN201319346Y (en) | 2008-12-09 | 2008-12-09 | SF* composite type high-voltage combined electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202282816U CN201319346Y (en) | 2008-12-09 | 2008-12-09 | SF* composite type high-voltage combined electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201319346Y true CN201319346Y (en) | 2009-09-30 |
Family
ID=41198108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202282816U Expired - Lifetime CN201319346Y (en) | 2008-12-09 | 2008-12-09 | SF* composite type high-voltage combined electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201319346Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326272A (en) * | 2013-05-30 | 2013-09-25 | 国家电网公司 | Combined type high-voltage composite apparatus and unipolar structure thereof |
| CN103928199A (en) * | 2013-01-11 | 2014-07-16 | 上海雷博司电气股份有限公司 | Arrester insulating sleeve used for solid insulating ring main unit |
-
2008
- 2008-12-09 CN CNU2008202282816U patent/CN201319346Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928199A (en) * | 2013-01-11 | 2014-07-16 | 上海雷博司电气股份有限公司 | Arrester insulating sleeve used for solid insulating ring main unit |
| CN103326272A (en) * | 2013-05-30 | 2013-09-25 | 国家电网公司 | Combined type high-voltage composite apparatus and unipolar structure thereof |
| WO2014190458A1 (en) * | 2013-05-30 | 2014-12-04 | 国家电网公司 | Combined type high-voltage composite apparatus and unipolar structure thereof |
| CN103326272B (en) * | 2013-05-30 | 2016-04-27 | 国家电网公司 | A kind of composite type high-voltage combined electrical apparatus and monopolar configuration thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xi'an XD High Voltage Apparatus Co., Ltd. Assignor: China XD Electronic Corporation Contract record no.: 2011610000127 Denomination of utility model: SF[sub]6[/sub] composite type high-voltage combined appliance Granted publication date: 20090930 License type: Exclusive License Record date: 20110721 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090930 |
|
| CX01 | Expiry of patent term |