CN201556883U - High pressure gas insulation metal sealed switch device - Google Patents
High pressure gas insulation metal sealed switch device Download PDFInfo
- Publication number
- CN201556883U CN201556883U CN2009202713760U CN200920271376U CN201556883U CN 201556883 U CN201556883 U CN 201556883U CN 2009202713760 U CN2009202713760 U CN 2009202713760U CN 200920271376 U CN200920271376 U CN 200920271376U CN 201556883 U CN201556883 U CN 201556883U
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- CN
- China
- Prior art keywords
- grounding switch
- circuit breaker
- high pressure
- switch
- type isolating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to a high pressure gas insulation metal sealed switch device. The device comprises two bus bar type insulation/earthing switches which are arranged in an aluminum outer shell, a circuit breaker, a current mutual inductor, a circuit type insulation/earthing switch, a voltage mutual inductor, a four-way connecting component, a rapid earthing switch, an extended expanding component, a high voltage casing pipe wire outlet unit and a steel structure supporting bottom frame, wherein the two bus bar type insulation/earthing switches are respectively connected with the circuit breaker, one end of the current mutual inductor is connected with the circuit breaker, the other end is connected with the circuit type insulation/earthing switch, the four-way connecting component is respectively connected with the circuit type insulation/earthing switch, the voltage mutual inductor, the rapid earthing switch, the extended expanding component, the extended expanding component is connected with the high pressure casing pipe wire outlet unit, the bus bar type insulation/eathing unit, and the circuit breaker and the four-way connecting component are supported by the steel structure supporting bottom frame. Compared with the prior art, the high pressure gas insulation metal sealed switch device has the advantages of compact structure, less occupied area, environment protection, economical performance and the like.
Description
Technical field
The utility model belongs to the high voltage power transmission and transforming industry, relates to a kind of high-tension power transmission and transformation equipment, especially relates to a kind of gases at high pressure insulated metal sealing switch equipment.
Background technology
According to present situation, still there is not integral device three-phase combined type structure in the 252kV electric pressure, specifically can see the following form:
| ABB | Siemens | Wei Yiailong source electrician | |
| 126KV GIS | Whole three-phase combined type | Whole three-phase combined type | Whole three-phase combined type |
| 252KV GIS | Circuit breaker divides box structure | Circuit breaker divides box structure | Whole three-phase combined type |
Be listed in as institute in the table that international two giants enterprise does not have common box structure yet on this electric pressure, moreover soil utilization now was becoming tight in positive day, the space is more and more crowded, and branch mailbox structure soil occupation rate height has been occupied limited space resources greatly, is unfavorable for the requirement of sustainability.
Summary of the invention
The purpose of this utility model be exactly provide a kind of compact conformation in order to overcome the defective that above-mentioned prior art exists, take up an area of less, the gases at high pressure insulated metal sealing switch equipment of environmental protection and economy.
The purpose of this utility model can be achieved through the following technical solutions: a kind of gases at high pressure insulated metal sealing switch equipment, it is characterized in that, this equipment comprises two bus type isolating/grounding switch that are arranged in the aluminium shell, circuit breaker, current transformer, the line type isolating/grounding switch, voltage transformer, the four-way link, high speed grounding switch, extend widening parts, bushing outlet unit and steel construction support underframe, described two bus type isolating/grounding switch connect circuit breaker respectively, described current transformer one end connects circuit breaker, other end connection line type isolating/grounding switch, described four-way link is connection line type isolating/grounding switch respectively, voltage transformer, high speed grounding switch and extension widening parts, described extension widening parts connects bushing outlet unit, described bus type isolating/grounding switch, circuit breaker and four-way link support underframe by steel construction and support.
Described bus type isolating/grounding switch and line type isolating/grounding switch will be isolated and two kinds of forms of ground connection are combined with each other.
Described circuit breaker inside is provided with three independently arc control device, adopts the spring energy-storage hydraulic mechanism to drive, and carries out self-energy quenching arc.
Compared with prior art, the utility model 252kV gases at high pressure insulated metal sealing switch equipment adopts whole three-phase combined type structure, add that various packet type switch elements make that the overall dimensions of equipment is compacter, its normal space width is 2120mm, overall height 3200mm (not comprising the overhead outlet part), significantly reduce the floor space of transformer station and required construction input, be particularly suitable in the city of prosperity, using, met present environmental protection and economy requirement fully.Reasonable in design, superior aluminum alloy casting technique, make the good looking appearance of product, full unit volume at interval is little, in light weight, so that standard cell just can become a standard delivery unit at interval, and the Installation and Debugging work of product can finish in factory, and the workload of erecting bed is minimized.The three-phase combined type structure also is premier in this electric pressure, beyond example still in the field of business.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
1-bus type isolating/grounding switch, 2-bus type isolating/grounding switch, the 3-circuit breaker, 4-current transformer, 5-line type isolating/grounding switch, the 6-voltage transformer, 7-four-way coupling components, the 8-high speed grounding switch, 9-extends widening parts, 10-bushing outlet unit, the 11-steel construction supports underframe.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Embodiment
A kind of gases at high pressure insulated metal sealing switch equipment, this equipment comprises the bus type isolating/grounding switch 1 that is arranged in the aluminium shell, bus type isolating/grounding switch 2, circuit breaker 3, current transformer 4, line type isolating/grounding switch 5, voltage transformer 6, four-way link 7, high speed grounding switch 8, extend widening parts 9, bushing outlet unit 10 and steel construction support underframe 11, described bus type isolating/grounding switch 1 is connected circuit breaker 3 respectively with bus type isolating/grounding switch 2, described current transformer 4 one ends connect circuit breaker 3, other end connection line type isolating/grounding switch 5, described four-way link 7 is connection line type isolating/grounding switch 5 respectively, voltage transformer 6, high speed grounding switch 8 and extension widening parts 9, described extension widening parts 9 connects bushing outlet unit 10, described bus type isolating/grounding switch 1, bus type isolating/grounding switch 2, circuit breaker 6 and four-way link 7 support underframe 11 by steel construction and support.
Entire equipment adopts modularized design, and each unit not only independently operates but also is closely connected mutually.These modules and accurately machined adpting flange have on all four size, make these modules to make things convenient for combination on request, satisfy the various optimal design requirements of transformer station.Its median generatrix and line switching are commercially available isolating/grounding switch, isolating and two kinds of forms of ground connection are combined with each other that this can omit the electric operation interlocking, do not exist isolate and ground connection between various misoperations, significantly improved operational reliability.Of paramount importance circuit breaker adopts the up-to-date self-energy quenching arc technology in the world today in the entire equipment, this The Application of Technology, the operating work that makes circuit breaker have is little, break performance is good, and operating mechanism adopts novel spring energy storage hydraulic mechanism, and this mechanism has avoided early stage hydraulic mechanism pipeline complexity, the deficiency that the energy-accumulating medium temperature influence is big, avoided the spring operating mechanism part many again, baroque deficiency.At the hydraulically powered operating mechanism of adapted spring energy-storage, can have quite high Mechanical Reliability the mechanical endurance of circuit breaker up to 10000 times.Circuit breaker inner three independently arc control device be installed in the lump in the same housing, be that phase spacing or distance to the ground all satisfy country and industry standard fully, the design of common box type just greatly reduces the space occupancy of entire equipment like this, reduce equipment volume, realized the requirements of the times of integrated intelligent fully.
This product is selected aluminium shell for use, and is in light weight and very high decay resistance arranged.The application of three-phase combined type structure and non-magnetic aluminum material has improved the distribution of product internal electric field, has reduced the electric energy loss heating that electromagnetic induction causes.
The three-phase combined type structure of innovative form has been lacked about 60% sealing part than the three-phase phase separation structure, cooperates high-precision hermetically-sealed construction and higher quality seal circle, makes SF
6Gas year, leakage rate was lower than 0.5%, and sealing and reliability tool are good.
This product meets GB, DL and IEC standard, and its concrete parameter is as follows:
| Preface | Project | Unit | Parameter |
| 1 | Rated voltage | kV | 252 |
| 2 | The number of phases | Phase | 3 |
| 3 | Rated frequency | Hz | 50 |
| 4 | Rated current | A | 3150 |
| 5 | Specified short time withstand current | kA | 40 |
| 6 | Rated duration of short-circuit | s | 4 |
| 7 | Rated peak withstand current | kA | 125 |
| 8 | Rated power frequency withstand voltage | kV | 460 |
| 9 | Rated lightning impulse withstand voltage | kV | 1050 |
| 10 | The nominal operation impulse withstand voltage | kV | - |
| 11 | Partial discharge | Pc | ≤5 |
| 12 | Year leakage rate | ％ | 0.5 |
Claims (3)
1. gases at high pressure insulated metal sealing switch equipment, it is characterized in that, this equipment comprises two bus type isolating/grounding switch that are arranged in the aluminium shell, circuit breaker, current transformer, the line type isolating/grounding switch, voltage transformer, the four-way link, high speed grounding switch, extend widening parts, bushing outlet unit and steel construction support underframe, described two bus type isolating/grounding switch connect circuit breaker respectively, described current transformer one end connects circuit breaker, other end connection line type isolating/grounding switch, described four-way link is connection line type isolating/grounding switch respectively, voltage transformer, high speed grounding switch and extension widening parts, described extension widening parts connects bushing outlet unit, described bus type isolating/grounding switch, circuit breaker and four-way link support underframe by steel construction and support.
2. a kind of gases at high pressure insulated metal sealing switch equipment according to claim 1 is characterized in that, described bus type isolating/grounding switch and line type isolating/grounding switch comprise isolates and two kinds of forms of ground connection.
3. a kind of gases at high pressure insulated metal sealing switch equipment according to claim 1 is characterized in that described circuit breaker inside is provided with three independently arc control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202713760U CN201556883U (en) | 2009-11-18 | 2009-11-18 | High pressure gas insulation metal sealed switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202713760U CN201556883U (en) | 2009-11-18 | 2009-11-18 | High pressure gas insulation metal sealed switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201556883U true CN201556883U (en) | 2010-08-18 |
Family
ID=42616573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202713760U Expired - Fee Related CN201556883U (en) | 2009-11-18 | 2009-11-18 | High pressure gas insulation metal sealed switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201556883U (en) |
-
2009
- 2009-11-18 CN CN2009202713760U patent/CN201556883U/en not_active Expired - Fee Related
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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: 20100818 Termination date: 20121118 |