CN202178606U - High-voltage multi-power supply switching combined electrical apparatus - Google Patents
High-voltage multi-power supply switching combined electrical apparatus Download PDFInfo
- Publication number
- CN202178606U CN202178606U CN2011202271508U CN201120227150U CN202178606U CN 202178606 U CN202178606 U CN 202178606U CN 2011202271508 U CN2011202271508 U CN 2011202271508U CN 201120227150 U CN201120227150 U CN 201120227150U CN 202178606 U CN202178606 U CN 202178606U
- Authority
- CN
- China
- Prior art keywords
- cable plug
- casing
- switch
- power supply
- plug
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a high-voltage multi-power supply switching combined electrical apparatus, comprising a sealed box body, wherein inside the box body there are provided a left and upper cable plug, a left and middle cable plug, a left and lower cable plug, a right and upper cable plug, a right and middle cable plug, a right and lower cable plug, and a middle cable plug, between the left and upper cable plug and the left and middle cable plug, between the left and lower cable plug and the left and middle cable plug, between the right and upper cable plug and the right and middle cable plug, and, between the right and lower cable plug and the right and middle cable plug there respectively is provided a two-station load switch, the left and middle cable plug and the middle cable plug are connected through control switches, and the right and middle cable plug and the middle cable plug are connected also through the control switches. The high-voltage multi-power supply switching combined electrical apparatus has the advantages of greatly reducing the numbers of the used switches and switch cabinets and effectively reducing the cost; for the users performing multi-power supply reconstruction, it is unnecessary to reconstruct outgoing cables; and the small reconstruction of the infrastructure and the network structure provides feasibility for reconstructing a comprehensive multi-power supply distribution network system.
Description
Technical field
The utility model relates to many power supplys of high pressure switching combining electrical equipment.
Background technology
The switchgear of present 12～24KV adopts two switch cubicles under the distribution network of Single-ring network, be furnished with electric elements such as on-load switch, isolating switch, earthed switch in the cabinet; Make through the switching between two switch cubicles to be used for realizing change, folding, maintenance circuit, cost is higher relatively like this, and when running into line fault; Can not switch fast; And failure judgement point difficulty is big, and the repair time is long, makes the user suffer bigger loss economically.
The utility model content
The purpose of the utility model is to provide many power supplys of high pressure switching combining electrical equipment, and it is higher effectively to solve two switch cubicle costs of present employing, the problem that can not switch fast.
In order to solve the problems of the technologies described above; The utility model is realized through following technical scheme: many power supplys of high pressure switching combining electrical equipment; The casing that comprises sealing; Left upper portion is provided with upper left cable plug in the said casing, and left side central portion is provided with cable plug in the left side in the said casing, and the bottom, left side is provided with left side cable plug down in the said casing; Right upper portion is provided with upper right cable plug in the said casing; Right side central is provided with cable plug in the right side in the said casing, and lower right side is provided with the bottom right cable plug in the said casing, and the middle part of said casing is provided with the middle cable plug; In a said upper left cable plug and the left side between the cable plug, a left side down in cable plug and the left side between the cable plug, in upper right cable plug and the right side between the cable plug, be equipped with two station on-load switches between the cable plug in bottom right cable plug and the right side, be connected through control switch between cable plug and the middle cable plug in cable plug and middle cable plug, the right side in the said left side.
Preferably; Said control switch comprises the double power supply converting switch and the three-stations load switch of series connection; Two double-throw contacts of said double power supply converting switch connect in the left side cable plug in the cable plug and the right side respectively; The fixed contact of said double power supply converting switch is connected with a current collector of three-stations load switch, and the fixed contact of said three-stations load switch is connected with the middle cable plug.
Preferably, said three-stations load switch current collector links to each other with earthing device.
Preferably, be equipped with arc-chute on said double power supply converting switch and the three-stations load switch.
Preferably, be equipped with arc-chute on said each two station on-load switch.
Preferably; Said casing is a cuboid, and said casing comprises front panel, rear board, is provided with four blocks of side plates up and down between said front panel and the rear board; Said upper left cable plug and upper right cable plug are arranged on the rear board of casing; Cable plug, middle cable plug, bottom right cable plug are arranged on the front panel of casing under the said left side, and cable plug is arranged on the casing left plate in the said left side, and cable plug is arranged on the casing right plate in the said right side.
The utility model is owing to adopt technique scheme, and utilization high-voltage dual power switch and a plurality of traditional on-load switch make up, and have realized multiple function one such as power supply switching, folding, maintenance; Significantly reduced the usage quantity of switch and switch cubicle, effectively reduced cost, concerning the user who transforms many power supplys; Can transform the outlet cable, less transformation infrastructure and network configuration provide feasibility for transforming comprehensive many power supplys distribution network systems; And effective isolation fault point; Improve overhaul efficiency greatly, reduce influence simultaneously, reduce economic loss the user.
Description of drawings
Fig. 1 is the structural representation of many power supplys of the utility model high pressure switching combining electrical equipment;
Fig. 2 is the left view of Fig. 1.
Embodiment
Consult Fig. 1, Fig. 2 embodiment for many power supplys of the utility model high pressure switching combining electrical equipment; Many power supplys of high pressure switching combining electrical equipment; The casing 1 that comprises sealing; Left upper portion is provided with upper left cable plug 21 in the said casing 1; Left side central portion is provided with cable plug 22 in the left side in the said casing 1; The bottom, left side is provided with left side cable plug 23 down in the said casing 1, and right upper portion is provided with upper right cable plug 24 in the said casing 1, and right side central is provided with cable plug 25 in the right side in the said casing 1; Lower right side is provided with bottom right cable plug 26 in the said casing 1; The middle part of said casing 1 is provided with middle cable plug 27, in a said upper left cable plug 21 and the left side between the cable plug 22, a left side down in cable plug 23 and the left side between the cable plug 22, in upper right cable plug 24 and the right side between the cable plug 25, be equipped with two station on-load switches 3 between the cable plug 25 in bottom right cable plug 26 and the right side, be connected through control switch between cable plug 25 and the middle cable plug 27 in cable plug 22 and middle cable plug 27, the right side in the said left side; Said control switch comprises the double power supply converting switch 41 and three-stations load switch 42 of series connection; Two double-throw contacts of said double power supply converting switch 41 connect in the left side cable plug 25 in cable plug 22 and the right side respectively, and the fixed contact of said double power supply converting switch 41 is connected with a current collector of three-stations load switch 42, and the fixed contact of said three-stations load switch 42 is connected with middle cable plug 27; A current collector of said three-stations load switch 42 links to each other with earthing device; Be equipped with arc-chute 5 on said double power supply converting switch 41 and the three-stations load switch 42, be equipped with arc-chute 5 on said each two station on-load switch 3, said casing 1 is a cuboid; Said casing 1 comprises front panel 11, rear board 12; Be provided with four blocks of side plates up and down between said front panel 11 and the rear board 12, said upper left cable plug 21 is arranged on the rear board 12 of casing 1 with upper right cable plug 24, and cable plug 23, middle cable plug 27, bottom right cable plug 26 are arranged on the front panel 11 of casing 1 under the said left side; Cable plug 22 is arranged on casing 1 left plate in the said left side, and cable plug 25 is arranged on casing 1 right plate in the said right side.
Be welded into casing 1 with corrosion resistant plate; In casing 1, charging into relative pressure is the SF6 gas of 0.4bar; Two station on-load switches 3 wherein and the opening and closing of three-stations load switch 42 through controlling organization 6 realization switches; Can also dispose instrument transformer and control module, realize the automatic switching function of power supply.
When the inlet wire circuit is out of order; At first through which road power failure of analysis and judgement, which road power supply is normal for control unit, gives 41 1 switching signals of double power supply converting switch then; Controlling organization 6 drives double power supply converting switch 41 motions; Accomplish a handoff procedure, switch to normal looped network circuit, guarantee continued power from fault looped network circuit.
When needs maintenance inlet wire circuit; At first through checking the judged result of control unit background server; The localization of faults is broken off the two station on-load switches 3 that are positioned at the rear and front end, fault point, with the isolated fault point wherein then; Through the circuit at rear, looped network circuit UNICOM fault point, guarantee the rear continued power simultaneously.
When the outlet circuit breaks down the needs maintenance, break off three-stations load switch 42, and get to earthing position, overhaul.
The above is merely the specific embodiment of the utility model; But the technical characterictic of the utility model is not limited thereto; Any those skilled in the art is in the field of the utility model, and variation of being done or modification all are encompassed among the claim of the utility model.
Claims (6)
1. many power supplys of high pressure switching combining electrical equipment; It is characterized in that: the casing (1) that comprises sealing; The interior left upper portion of said casing (1) is provided with upper left cable plug (21); The interior left side central portion of said casing (1) is provided with cable plug in the left side (22); The bottom, left side is provided with left side cable plug (23) down in the said casing (1); The interior right upper portion of said casing (1) is provided with upper right cable plug (24); The interior right side central of said casing (1) is provided with cable plug in the right side (25), and the interior lower right side of said casing (1) is provided with bottom right cable plug (26), and the middle part of said casing (1) is provided with middle cable plug (27); In a said upper left cable plug (21) and the left side between the cable plug (22), a left side down in cable plug (23) and the left side between the cable plug (22), in upper right cable plug (24) and the right side between the cable plug (25), be equipped with two station on-load switches (3) between the cable plug (25) in bottom right cable plug (26) and the right side, be connected through control switch between cable plug (25) and the middle cable plug (27) in cable plug in the said left side (22) and middle cable plug (27), the right side.
2. many power supplys of high pressure switching combining electrical equipment as claimed in claim 1; It is characterized in that: said control switch comprises the double power supply converting switch (41) and the three-stations load switch (42) of series connection; Two double-throw contacts of said double power supply converting switch (41) connect cable plug (25) in the cable plug in the left side (22) and the right side respectively; The fixed contact of said double power supply converting switch (41) is connected with a current collector of three-stations load switch (42), and the fixed contact of said three-stations load switch (42) is connected with middle cable plug (27).
3. many power supplys of high pressure switching combining electrical equipment as claimed in claim 2 is characterized in that: a current collector of said three-stations load switch (42) links to each other with earthing device.
4. like each described many power supplys of high pressure switching combining electrical equipment in the claim 2 to 3, it is characterized in that: be equipped with arc-chute (5) on said double power supply converting switch (41) and the three-stations load switch (42).
5. like each described many power supplys of high pressure switching combining electrical equipment in the claim 1 to 3, it is characterized in that: be equipped with arc-chute (5) on said each two station on-load switch (3).
6. like each described many power supplys of high pressure switching combining electrical equipment in the claim 1 to 3; It is characterized in that: said casing (1) is a cuboid; Said casing (1) comprises front panel (11), rear board (12); Be provided with four blocks of side plates up and down between said front panel (11) and the rear board (12); Said upper left cable plug (21) and upper right cable plug (24) are arranged on the rear board (12) of casing (1); Cable plug under the said left side (23), middle cable plug (27), bottom right cable plug (26) are arranged on the front panel (11) of casing (1), and cable plug in the said left side (22) is arranged on casing (1) left plate, and cable plug in the said right side (25) is arranged on casing (1) right plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202271508U CN202178606U (en) | 2011-06-30 | 2011-06-30 | High-voltage multi-power supply switching combined electrical apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202271508U CN202178606U (en) | 2011-06-30 | 2011-06-30 | High-voltage multi-power supply switching combined electrical apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202178606U true CN202178606U (en) | 2012-03-28 |
Family
ID=45868470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202271508U Expired - Lifetime CN202178606U (en) | 2011-06-30 | 2011-06-30 | High-voltage multi-power supply switching combined electrical apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202178606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102664355A (en) * | 2012-05-21 | 2012-09-12 | 湖州泰仑电力设备有限公司 | Medium-voltage dual-power combined electrical appliance |
-
2011
- 2011-06-30 CN CN2011202271508U patent/CN202178606U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102664355A (en) * | 2012-05-21 | 2012-09-12 | 湖州泰仑电力设备有限公司 | Medium-voltage dual-power combined electrical appliance |
| CN102664355B (en) * | 2012-05-21 | 2015-01-21 | 国家电网公司 | Medium-voltage dual-power combined electrical appliance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103107595B (en) | Substation automation system in prefabricated transformer substation | |
| CN208986604U (en) | One kind is provided multiple forms of energy to complement each other alternating current-direct current mixing micro-capacitance sensor | |
| CN201663381U (en) | Intelligent high-voltage multi-path combined switch | |
| CN201113245Y (en) | Outdoor prepackage type double power supply switching cabinet | |
| CN202178606U (en) | High-voltage multi-power supply switching combined electrical apparatus | |
| CN202940470U (en) | Double-bus wiring system | |
| CN101572493B (en) | Method and device for configuring high-voltage conversion device of test transformer substation | |
| CN208078653U (en) | Double-bus and single busbar mixing wiring high voltage distribution installation | |
| CN214479032U (en) | 10kV takes looped netowrk cabinet in emergent operation return circuit of branch | |
| CN202026021U (en) | Handcart type cabinet high-voltage line fault judgment system | |
| CN201813091U (en) | Single-phase preassembled box type transformer substation | |
| CN112952632A (en) | 10kV takes looped netowrk cabinet in emergent operation return circuit of branch | |
| CN203278057U (en) | Intelligent prefabricated transformer substation | |
| CN205017101U (en) | Switching -on device is divided in a distant place | |
| CN109390867A (en) | A kind of handcart-type direct current isolating switch cabinet and its handcart | |
| CN212486196U (en) | Power supply system is synthesized to inside of large-scale coal-electricity integration power station | |
| CN202134954U (en) | High voltage multi-power supply switching combined electric appliance | |
| CN203055767U (en) | Ring main unit directly-operated type vacuum switchgear | |
| CN111342549A (en) | Power supply system is synthesized to inside of large-scale coal-electricity integration power station | |
| CN202094512U (en) | Mechanism enabling medium pressure side of main transformer to be uninterruptible in overhaul | |
| CN204258115U (en) | The intelligent Prefabricated high-low voltage transformer substation of 10kV | |
| CN101795002B (en) | Electrical structure of solid combination switch | |
| CN211405066U (en) | Modularization high tension switchgear | |
| CN203850641U (en) | Optimized 110kV cable wiring structure capable of realizing fault fast isolation | |
| CN214479035U (en) | Integrated node switch TV unit cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HUZHOU TALENT POWER SALES + TECHNOLOGY SERVICE CO., LTD. Effective date: 20130930 Owner name: ZHEJIANG ELECTRIC POWER COMPANY HUZHOU POWER OFFIC Effective date: 20130930 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 313000 HUZHOU, ZHEJIANG PROVINCE TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130930 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Zhejiang Electric Power Company Patentee after: Huzhou Power Office Patentee after: Huzhou Talent Power Sales & Technology Service Co., Ltd. Address before: 313000 No. 178 Lu Wang Road, Wuxing District, Zhejiang, Huzhou Patentee before: Huzhou Talent Power Sales & Technology Service Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120328 |