CN204680982U - A kind of integrated-type intelligent isolation circuit breakers - Google Patents
A kind of integrated-type intelligent isolation circuit breakers Download PDFInfo
- Publication number
- CN204680982U CN204680982U CN201520389817.2U CN201520389817U CN204680982U CN 204680982 U CN204680982 U CN 204680982U CN 201520389817 U CN201520389817 U CN 201520389817U CN 204680982 U CN204680982 U CN 204680982U
- Authority
- CN
- China
- Prior art keywords
- circuit breakers
- isolation circuit
- inductor
- photo
- earthed switch
- 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.)
- Active
Links
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a kind of integrated-type intelligent isolation circuit breakers, for 363-550kV transformer station, comprise isolation circuit breakers, photo-electricity mutual-inductor, earthed switch, and Intelligent control cabinet, the fixed side of arc extinguish chamber flange of isolation circuit breakers is fixed on arc extinguishing sleeve pipe, photo-electricity mutual-inductor and isolation circuit breakers share this fixed side of arc extinguish chamber flange, and the optical fiber of photo-electricity mutual-inductor introduces collecting cassette by insulating sleeve, and this collecting cassette is arranged on the operating mechanism underframe of earthed switch; The quiet side contact of earthed switch is fixed on the conducting bracket lower end of photo-electricity mutual-inductor, and the line of earthed switch is arranged on the current－carrying conductor upper end of photo-electricity mutual-inductor.Realize isolation circuit breakers, photo-electricity mutual-inductor, earthed switch integrated design.Structure is simple, and each element is installed independent, is independent of each other, and is convenient to safeguard.
Description
[technical field]
The utility model relates to a kind of circuit breaker, particularly a kind of integrated-type intelligent isolation circuit breakers, for 363-550kV transformer station.
[background technology]
Traditional open Substation Design is normally made up of each independently electric component, the independently main element such as open type high-voltage circuit breaker, independently open isolating switch, independently open type current transformer or voltage transformer, independently open type lightning arrester composition, floor space is large.In addition, early stage circuit breaker needs frequent maintenance, and therefore transformer station then utilizes isolating switch to surround the method for circuit breaker in design, guarantees that circuit breaker can carry out regular maintenance.Along with the development of science and technology, circuit breaker performance constantly promotes, and the fault of circuit breaker and a large amount of minimizing of maintenance, therefore present isolating switch is more for carrying out the work such as overhead transmission line, power transformer maintenance.Because circuit breaker performance is improved, and client pays close attention to outdoor disconnector integrity problem, so client is more and more ready to use a kind of equipment to be called isolation circuit breakers.
Along with the requirement that State Grid Corporation of China's Intelligent transformer station is built, intelligent substation has become the following important developing direction of electrical network.A kind of integrated-type intelligent high pressure SF6 isolation circuit breakers for 363-550kV transformer station is exactly the design concept broken traditions, integrated earthed switch, photo-electricity mutual-inductor etc. on-board the circuit breaker, and make breaker fracture meet the requirement of isolation fracture, higher in the hope of power station intelligent level, cost is lower.
[summary of the invention]
The utility model, in order to meet the construction requirements in New Generation of Intelligent power station, devises a kind of excellent performance, compact conformation, economic integrated-type intelligent isolation circuit breakers reliably.
The technical solution adopted in the utility model:
A kind of integrated-type intelligent isolation circuit breakers, for 363-550kV transformer station, comprise isolation circuit breakers, photo-electricity mutual-inductor, earthed switch, and Intelligent control cabinet, the fixed side of arc extinguish chamber flange of isolation circuit breakers is fixed on arc extinguishing sleeve pipe, photo-electricity mutual-inductor and isolation circuit breakers share this fixed side of arc extinguish chamber flange, and the optical fiber of photo-electricity mutual-inductor introduces collecting cassette by insulating sleeve, and this collecting cassette is arranged on the operating mechanism underframe of earthed switch; The quiet side contact of earthed switch is fixed on the conducting bracket lower end of photo-electricity mutual-inductor, and the line of earthed switch is arranged on the current－carrying conductor upper end of photo-electricity mutual-inductor.
Photo-electricity mutual-inductor and isolation circuit breakers share flange, but use different installing holes.
Described collecting cassette is arranged on the operating mechanism underframe of earthed switch by height adjustable screw rod.
The fixed side of arc extinguish chamber flange of described isolation circuit breakers is provided with the installing hole of fixing arc extinguishing sleeve pipe, the fixed side of arc extinguish chamber flange of described isolation circuit breakers is provided with the second installing hole of fixing photo-electricity mutual-inductor current－carrying conductor.
Described conducting bracket is provided with through hole.
Described earthed switch is folding-jib structure, takes up an area space to reduce.
The two ends of described isolation circuit breakers are provided with grading ring, avoid the uneven insulating capacity that causes of electric field to decline.
Described photo-electricity mutual-inductor and earthed switch are arranged on the same side of isolation circuit breakers.
Described photo-electricity mutual-inductor and earthed switch are symmetricly set on the both sides of isolation circuit breakers centered by isolation circuit breakers.
Described earthed switch is two, and the both sides being arranged on isolation circuit breakers symmetrical respectively, described photo-electricity mutual-inductor is one, is arranged on any side of isolation circuit breakers.
Compared with prior art, the utility model at least has following beneficial effect: the fixed side of arc extinguish chamber flange of isolation circuit breakers is fixed on arc extinguishing sleeve pipe by the utility model, photo-electricity mutual-inductor and isolation circuit breakers share this fixed side of arc extinguish chamber flange, the optical fiber of photo-electricity mutual-inductor introduces collecting cassette by insulating sleeve, and this collecting cassette is arranged on the operating mechanism underframe of earthed switch; The quiet side contact of earthed switch is fixed on the conducting bracket lower end of photo-electricity mutual-inductor, and the line of earthed switch is arranged on the current－carrying conductor upper end of photo-electricity mutual-inductor.So, isolation circuit breakers, photo-electricity mutual-inductor, earthed switch organically integrate by the utility model, and ensure insulation distance.
[accompanying drawing explanation]
Fig. 1 is that one of the present utility model arranges schematic diagram.
Fig. 2 is that the utility model earthed switch and photo-electricity mutual-inductor are integrated in circuit breaker schematic diagram.
Fig. 3, Fig. 4 are respectively the utility model arrangement 2, scheme 3 schematic diagram.
[embodiment]
1 pair of the utility model is further described by reference to the accompanying drawings.
Fig. 1 is a kind of embodiment of the present utility model, and its technical scheme adopted is: the intelligent high-pressure SF6 isolation circuit breakers that a kind of 363kV transformer station uses, and comprises an isolation circuit breakers 1, photo-electricity mutual-inductor 2, earthed switch 3 and an Intelligent control cabinet 4.Fig. 2 is that in the utility model, earthed switch and photo-electricity mutual-inductor are integrated in circuit breaker embodiment, isolation circuit breakers fixed side of arc extinguish chamber flange 5 is fixed on arc extinguishing sleeve pipe 14, photo-electricity mutual-inductor and isolation circuit breakers share a flange, but use different installing holes, photo-electricity mutual-inductor is dismantled independent, the optical fiber 6 of photo-electricity mutual-inductor is introduced by an insulating sleeve 7 and is entered collecting cassette 8, and collecting cassette is fixed on the underframe 10 of earthing switch operating mechanism by screw rod 9.Earthed switch quiet side contact 11 is fixed on conducting bracket 12 lower end of photo-electricity mutual-inductor, and the line 13 of earthed switch quiet side contact 11 is arranged on the upper end of photo-electricity mutual-inductor current－carrying conductor.Realize isolation circuit breakers, photo-electricity mutual-inductor, earthed switch integrated design.
The fixed contact flange 5 of isolation circuit breakers 1 is provided with the installing hole that fixing arc extinguishing sleeve pipe 14 uses, on the fixed contact flange of isolation circuit breakers 1, be provided with the installing hole of fixing photo-electricity mutual-inductor current－carrying conductor simultaneously, the screw used for solving photo-electricity mutual-inductor current-carrying instrument transformer conducting bracket and installation isolation circuit breakers 1 is installed and is interfered, conducting bracket 12 is provided with through hole, screw is imbedded in conducting bracket 12 completely.
Be provided with insulating sleeve 7 in photo-electricity mutual-inductor lower end, the optical fiber that photo-electricity mutual-inductor uses is sent in collecting cassette by insulating sleeve, and collecting cassette is fixed on the underframe of earthing switch operating mechanism, is provided with height-adjustable screw rod 9 below collecting cassette.The conducting bracket 12 of photo-electricity mutual-inductor is designed with dead earth switch quiet side contact 11, conducting bracket 12 has born three kinds of functions, a kind of function is as the through-flow conductor of photo-electricity mutual-inductor, a kind of function is as dead earth switch static contact system, a kind of function uses as breaker outgoing line, realizes circuit breaker and power network line line uses.Earthed switch adopts folding arm structure, greatly reduces product and takes up an area space.
Described earthed switch is folding-jib structure, adopts the earthed switch of this structure compared with conventional earthed switch, takes up an area space and reduces 1/3.The utility model is provided with grading ring device at the two ends of circuit breaker, avoids causing product insulating capacity to decline because electric field is uneven.
It is simple that the utility model has structure, and each element is installed independent, is independent of each other, and is convenient to safeguard.
Refer to the utility model arrangement 2 shown in Fig. 3, the difference of the program and scheme 1 is: in scheme one, photo-electricity mutual-inductor 2 and earthed switch 3 are positioned at the same side of isolation circuit breakers, in scheme 2, photo-electricity mutual-inductor 2 and earthed switch 3 lay respectively at the both sides of isolation circuit breakers, and are arranged symmetrically with.
Refer to the utility model arrangement 3 shown in Fig. 4, the difference of the program and scheme 1 and scheme 2 is: in scheme one, photo-electricity mutual-inductor 2 and earthed switch 3 are positioned at the same side of isolation circuit breakers, in scheme 2, photo-electricity mutual-inductor 2 and earthed switch 3 lay respectively at the both sides of isolation circuit breakers, and are arranged symmetrically with; Scheme 3 combines scheme 1 and scheme 2, and namely photo-electricity mutual-inductor 2 and earthed switch 3 are positioned at the same side of isolation circuit breakers, meanwhile, is furnished with another earthed switch at the opposite side of isolation circuit breakers.
Claims (10)
1. an integrated-type intelligent isolation circuit breakers, for 363-550kV transformer station, it is characterized in that: comprise isolation circuit breakers (1), photo-electricity mutual-inductor (2), earthed switch (3), and Intelligent control cabinet (4), the fixed side of arc extinguish chamber flange (5) of isolation circuit breakers is fixed on arc extinguishing sleeve pipe (14), photo-electricity mutual-inductor and isolation circuit breakers share this fixed side of arc extinguish chamber flange (5), the optical fiber (6) of photo-electricity mutual-inductor introduces collecting cassette (8) by insulating sleeve, this collecting cassette is arranged on the operating mechanism underframe (10) of earthed switch, quiet side contact (11) of earthed switch is fixed on conducting bracket (12) lower end of photo-electricity mutual-inductor, and the line (13) of earthed switch is arranged on the current－carrying conductor upper end of photo-electricity mutual-inductor.
2. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, is characterized in that: photo-electricity mutual-inductor and isolation circuit breakers share flange, but uses different installing holes.
3. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, is characterized in that: described collecting cassette (8) is arranged on the operating mechanism underframe (10) of earthed switch by height adjustable screw rod (9).
4. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, it is characterized in that: the fixed side of arc extinguish chamber flange (5) of described isolation circuit breakers is provided with the installing hole of fixing arc extinguishing sleeve pipe (14), the fixed side of arc extinguish chamber flange (5) of described isolation circuit breakers is provided with the second installing hole of fixing photo-electricity mutual-inductor current－carrying conductor.
5. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, is characterized in that: described conducting bracket is provided with through hole.
6. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, is characterized in that: described earthed switch is folding-jib structure, takes up an area space to reduce.
7. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, is characterized in that: the two ends of described isolation circuit breakers are provided with grading ring, avoids the uneven insulating capacity that causes of electric field to decline.
8. a kind of integrated-type intelligent isolation circuit breakers as claimed in any of claims 1 to 5, is characterized in that: described photo-electricity mutual-inductor and earthed switch are arranged on the same side of isolation circuit breakers.
9. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, is characterized in that: described photo-electricity mutual-inductor and earthed switch are symmetricly set on the both sides of isolation circuit breakers centered by isolation circuit breakers.
10. a kind of integrated-type intelligent isolation circuit breakers according to claim 1, it is characterized in that: described earthed switch is two, the both sides being arranged on isolation circuit breakers symmetrical respectively, described photo-electricity mutual-inductor is one, is arranged on any side of isolation circuit breakers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520389817.2U CN204680982U (en) | 2015-06-05 | 2015-06-05 | A kind of integrated-type intelligent isolation circuit breakers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520389817.2U CN204680982U (en) | 2015-06-05 | 2015-06-05 | A kind of integrated-type intelligent isolation circuit breakers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204680982U true CN204680982U (en) | 2015-09-30 |
Family
ID=54180650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520389817.2U Active CN204680982U (en) | 2015-06-05 | 2015-06-05 | A kind of integrated-type intelligent isolation circuit breakers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204680982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106501580A (en) * | 2016-12-23 | 2017-03-15 | 中国西电电气股份有限公司 | A kind of integrated form isolation circuit breakers and its electronic transformer collector |
-
2015
- 2015-06-05 CN CN201520389817.2U patent/CN204680982U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106501580A (en) * | 2016-12-23 | 2017-03-15 | 中国西电电气股份有限公司 | A kind of integrated form isolation circuit breakers and its electronic transformer collector |
| CN106501580B (en) * | 2016-12-23 | 2020-01-03 | 中国西电电气股份有限公司 | Integrated isolation circuit breaker and electronic transformer collector thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204088899U (en) | The vertical wire outlet structure of Novel outdoor GIS power distribution equipment | |
| CN109148204B (en) | Gas insulated totally-enclosed combined electrical apparatus and three-station isolation grounding switch thereof | |
| CN204680982U (en) | A kind of integrated-type intelligent isolation circuit breakers | |
| CN203026019U (en) | 10kV distribution network demonstration system | |
| EP3745547B1 (en) | Arrangement comprising a tower mounted high voltage switchgear and a high voltage transmission tower | |
| CN202872241U (en) | Bus bar chamber with bus bar isolation function and bus bar measuring function | |
| CN204375635U (en) | A kind of isolation circuit breakers | |
| CN205657374U (en) | Solid insulation boundary switch cabinet | |
| CN204497572U (en) | A kind of HGIS equipment | |
| CN101442170A (en) | Bus connector | |
| CN203456779U (en) | A metering handcart suitable for a switch cabinet | |
| CN103840378A (en) | Improved PT1 type power distribution station | |
| CN105846335A (en) | 12kV current-carrying 1250A solid insulation switchgear | |
| CN104143777A (en) | Gas-insulated metal-enclosed switchgear and single phase thereof | |
| CN101488384B (en) | Insulator for 24V vacuum circuit breaker | |
| CN210778383U (en) | Lightning arrester with grounding switch | |
| CN210111457U (en) | Structure for mounting sleeve on high-voltage switch | |
| CN204668729U (en) | Many cabinets bus connection structure of solid loop-net cabinet and solid loop-net cabinet | |
| CN203339559U (en) | Multifunctional fixing sealing assembly with lower-grounding | |
| CN201134637Y (en) | Outdoor high-voltage air insulating combined electrical equipment | |
| CN103199441B (en) | For the main transformer plug-in type switch of transformer station | |
| CN203278083U (en) | Miniature circuit breaker cabinet | |
| CN211829879U (en) | Power distribution device for transformer substation | |
| CN203813217U (en) | Improved PT1 type power distribution station | |
| CN203813222U (en) | Two-input two-output PT2 power distribution station with subsections |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |