CN203966945U - Rated current 5000A ultrahigh-voltage alternating-current circuit breaker - Google Patents
Rated current 5000A ultrahigh-voltage alternating-current circuit breaker Download PDFInfo
- Publication number
- CN203966945U CN203966945U CN201420361548.4U CN201420361548U CN203966945U CN 203966945 U CN203966945 U CN 203966945U CN 201420361548 U CN201420361548 U CN 201420361548U CN 203966945 U CN203966945 U CN 203966945U
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- CN
- China
- Prior art keywords
- control device
- arc control
- current
- metal shell
- circuit breaker
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- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 23
- 239000012212 insulator Substances 0.000 claims abstract description 13
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 238000004146 energy storage Methods 0.000 claims abstract description 5
- 239000012141 concentrate Substances 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model relates to rated current 5000A ultrahigh-voltage alternating-current circuit breaker, mainly comprises metal shell, conductor, arc extinguishing unit, insulating supporting, insulated tension pole, radome, isolation disc insulator, seal and pressure relief device; Circuit breaker metal shell contains all current-carrying parts, and at metal shell scene 2 line cap, place is respectively equipped with isolation disc insulator, and connects by bolt; Conductor in current-carrying part connects with silver-plated plug type contact, main conductive circuit runs through metal shell center, on main conductive circuit, there are single break arc control device, arc control device main body upper end increases flow cycle in parallel, in arc control device lower end, one side has additional louvre, arc control device are driven and are carried out rectilinear motion by insulated tension pole, are connected with below spring energy-storage hydraulic actuating mechanism, and realization divides, closing operation; This circuit breaker is galvanic circle bottleneck shunting, reduces loop resistance, improves its heating condition; Increase louvre, reduce heat and concentrate; Cut-off capacity large, dependable performance.
Description
technical field
The utility model relates to gas-insulated metal enclosed switchgear circuit breaker, specifically relates to rated current 5000A ultrahigh-voltage alternating-current circuit breaker, realizes the conveying of trans-regional, remote, the large capacity of large-scale Energy Base, low-loss electric power.
background technology
Circuit breaker is in electric power system, to be used for the visual plant of switching regular link or faulty line.Along with the development of power industry and the progress of power equipment technology, electric power system is increasing to rated current 5 000A ultrahigh-voltage alternating-current circuit breaker demands, the circuit breaker of low current in the past adopts traditional arc extinguishing unit structure, only adopt single flow route, loop resistance is large, through-current capability is poor, cut-offs capacity little; Space layout compactness, radiating condition is poor, and heat centralization reduces whole circuit breaker useful life, cannot meet the demand of market to product.
Summary of the invention
In view of the defect of above technology existence, the purpose of this utility model is to provide a kind of rated current 5000A ultrahigh-voltage alternating-current circuit breaker, it is little that this product has main conductive circuit resistance, through-current capability is strong, radiating condition is good, cut-offs capacity large, the features such as dependable performance, technical performance reaches like product top standard, has met the demand of market to this product.
To achieve these goals, the technical scheme that the utility model adopts is: rated current 5000A ultrahigh-voltage alternating-current circuit breaker, is characterized in that mainly comprising metal shell, conductor, arc control device, insulating supporting, insulated tension pole, isolation disc insulator, radome, seal, operating mechanism and pressure relief device; Its connected mode is: the metal shell that circuit breaker outside is integrated, and circuit breaker metal shell contains all current-carrying parts, and at metal shell scene 2 line cap, place is respectively equipped with isolation disc insulator, and connects by bolt; Conductor in current-carrying part connects with silver-plated plug type contact, main conductive circuit runs through metal shell center, on main conductive circuit, there are single break arc control device, arc control device main body upper end increases flow cycle in parallel, in arc control device lower end, one side has additional louvre, arc control device are driven and are carried out rectilinear motion by insulated tension pole, are connected with below spring energy-storage hydraulic actuating mechanism, and realization divides, closing operation; Housing two ends are provided with insulating supporting, support the weight of arc control device by insulating supporting, are provided with radome at isolation disc insulator, arc control device place, and shell flange place is provided with seal, and housing interface is provided with pressure relief device.
Described parallel connection is through-flow loop, for the shunting of galvanic circle bottleneck, reduces loop resistance, improves its heating condition; By adjusting space layout, increase louvre, reduce heat and concentrate, improve radiating condition; Increase novel silver-platedly, improve arc control device through-current capabilities; Described radome, improves its insulation against ground performance and fracture insulation property; Pressure relief device, for preventing that in fault current situation in metal shell, SF6 gas pressure is too high.
The beneficial effects of the utility model are: this circuit breaker adopts the arc extinguishing unit of new construction, has increased through-flow loop in parallel at arc control device, for the shunting of galvanic circle bottleneck, reduce loop resistance, improve its heating condition; By adjusting space layout, increase louvre, reduce heat and concentrate; Cut-off capacity large, the features such as dependable performance, technical performance reaches like product top standard, has met the demand of market to this product.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that the utility model arc control device improve structure chart.
In figure, 1, metal shell, 2, conductor, 3, arc control device, 4, insulating supporting, 5, insulated tension pole, 6, isolation disc insulator, 7, radome, 8, seal, 9, spring energy-storage hydraulic actuating mechanism, 10, pressure relief device, 11, flow cycle in parallel, 12, louvre.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.As shown in Figure 1 and Figure 2, rated current 5000A ultrahigh-voltage alternating-current circuit breaker, its feature is mainly comprising metal shell 1, conductor 2, arc control device 3, insulating supporting 4, insulated tension pole 5, isolation disc insulator 6, radome 7, seal 8, operating mechanism 9 and pressure relief device 10; Its connected mode is: the metal shell 1 that circuit breaker outside is integrated, and circuit breaker metal shell 1 contains all current-carrying parts, is respectively equipped with isolation disc insulator 6, and connects by bolt at metal shell 1 scene 2 line cap place; The silver-plated plug type contact of conductor 2 use in current-carrying part connects, main conductive circuit runs through metal shell 1 center, on main conductive circuit, there are single break arc control device 3, arc control device 3 main body upper ends increase flow cycle 11 in parallel, have additional louvre 12 in arc control device 3 lower end one sides, arc control device 3 are driven and are carried out rectilinear motion by insulated tension pole 5, are connected with below spring energy-storage hydraulic actuating mechanism 9, and realization divides, closing operation; Housing two ends are provided with insulating supporting 4, support the weight of arc control device 3 by insulating supporting 4, isolation disc insulator 6 is supporting the live part in shell, and as the dividing plate between adjacent S F6 air chamber, be provided with radome 7 at isolation disc insulator 6, arc control device 3 places, improve insulation against ground performance and fracture insulation property, in housing, fill SF6 gas and play insulation and arc extinguishing effect, shell flange place is provided with seal 8, ensure that SF6 does not reveal, housing interface is provided with pressure relief device 10, for circuit breaker provides safety guarantee.
Described parallel connection is through-flow loop 11, for the shunting of galvanic circle bottleneck, reduces loop resistance, improves its heating condition; By adjusting space layout, increase louvre 12, reduce heat and concentrate; Increase novel silver-platedly, improve arc control device through-current capabilities; Described radome 7, improves its insulation against ground performance and fracture insulation property; Pressure relief device 10, for preventing that in fault current situation in metal shell, SF6 gas pressure is too high.Improve product through-current capability by above aspect, make rated current oil 4000A bring up to 5000A.
Claims (1)
1. rated current 5000A ultrahigh-voltage alternating-current circuit breaker, is characterized in that mainly comprising metal shell, conductor, arc control device, insulating supporting, insulated tension pole, isolation disc insulator, radome, seal, operating mechanism and pressure relief device; Its connected mode is: the metal shell that circuit breaker outside is integrated, and circuit breaker metal shell contains all current-carrying parts, and at metal shell scene 2 line cap, place is respectively equipped with isolation disc insulator, and connects by bolt; Conductor in current-carrying part connects with silver-plated plug type contact, main conductive circuit runs through metal shell center, on main conductive circuit, there are single break arc control device, arc control device main body upper end increases flow cycle in parallel, in arc control device lower end, one side has additional louvre, arc control device are driven and are carried out rectilinear motion by insulated tension pole, are connected with below spring energy-storage hydraulic actuating mechanism, and realization divides, closing operation; Housing two ends are provided with insulating supporting, support the weight of arc control device by insulating supporting, are provided with radome at isolation disc insulator, arc control device place, and shell flange place is provided with seal, and housing interface is provided with pressure relief device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361548.4U CN203966945U (en) | 2014-07-02 | 2014-07-02 | Rated current 5000A ultrahigh-voltage alternating-current circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361548.4U CN203966945U (en) | 2014-07-02 | 2014-07-02 | Rated current 5000A ultrahigh-voltage alternating-current circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203966945U true CN203966945U (en) | 2014-11-26 |
Family
ID=51927497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361548.4U Expired - Fee Related CN203966945U (en) | 2014-07-02 | 2014-07-02 | Rated current 5000A ultrahigh-voltage alternating-current circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203966945U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086895A (en) * | 2019-06-13 | 2020-12-15 | 河南平芝高压开关有限公司 | Circuit breaker static end connecting assembly, double-bus circuit breaker and GIS |
| CN114284117A (en) * | 2021-11-22 | 2022-04-05 | 河南平高电气股份有限公司 | Circuit breaker |
-
2014
- 2014-07-02 CN CN201420361548.4U patent/CN203966945U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086895A (en) * | 2019-06-13 | 2020-12-15 | 河南平芝高压开关有限公司 | Circuit breaker static end connecting assembly, double-bus circuit breaker and GIS |
| CN112086895B (en) * | 2019-06-13 | 2022-07-29 | 河南平芝高压开关有限公司 | Circuit breaker static end connecting assembly, double-bus circuit breaker and GIS |
| CN114284117A (en) * | 2021-11-22 | 2022-04-05 | 河南平高电气股份有限公司 | Circuit breaker |
| CN114284117B (en) * | 2021-11-22 | 2024-03-22 | 河南平高电气股份有限公司 | Circuit breaker |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 |