CN202353060U - Single bus sectional system high-voltage power distribution cabinet - Google Patents
Single bus sectional system high-voltage power distribution cabinet Download PDFInfo
- Publication number
- CN202353060U CN202353060U CN2011205313502U CN201120531350U CN202353060U CN 202353060 U CN202353060 U CN 202353060U CN 2011205313502 U CN2011205313502 U CN 2011205313502U CN 201120531350 U CN201120531350 U CN 201120531350U CN 202353060 U CN202353060 U CN 202353060U
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- switch
- handcart
- chamber
- busbar
- distribution cabinet
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Abstract
The utility model relates to the field of high-voltage switch cabinets, in particular to a single bus sectional system high-voltage power distribution cabinet, and is characterized in that a cabinet body comprises at least four independent isolation chambers, i.e. a busbar chamber, a switch chamber, a cable chamber and an instrument chamber, wherein the busbar chamber and the instrument chamber are arranged at the left and the right of the top end of the switch chamber; the cable chamber is arranged at the bottom of the switch chamber; a rail, a handcart and a control switch are arranged in the switch door; the control switch can be converted in three positions including switching-off, testing and operation; an interlocking and positioning device capable of achieving reliable positioning of each position is arranged on the switch; and according to different applications, the handcarts consist of a circuit interrupter handcart, a voltage mutual inductor handcart, an isolation handcart and a fuse handcart. Compared with the prior art, the power distribution cabinet has the benefits that 1) a withdrawable handcart is arranged in the middle part, the operation is facilitated, and the security of the distribution cabinet is enhanced; and 2) the switching on/off positions of the isolation switch and a vacuum circuit interrupter can be displayed by a switch state indicator and a charge indicator.
Description
Technical field
The utility model relates to the high-tension switch cabinet field, particularly a kind of sectionalized single busbar connection system high pressure power distribution cabinet.
Background technology
Present indoor 3kV, 6kV and 12kV, the structure of 50Hz breaker cabinet adopts the version of suspension type vacuum circuit-breaker mostly, in the daily use operating mechanism adjustment cumbersome, failure ratio is more, tripping, refuses to jump phenomenon and happens occasionally, and very is inconvenient to overhaul.In the technological transformation process of transformer station, need under guaranteeing the situation that substation busbars does not have a power failure, transform the equipment in the cabinet, but at present; Because the breaker cabinet architectural difference of different substation is bigger; Influence transformation speed, the improvement project cost is also higher, needs unified power distribution cabinet structure; Handled easily improves power supply reliability.
Summary of the invention
The purpose of the utility model provides a kind of sectionalized single busbar connection system high pressure power distribution cabinet; Overcome the deficiency of prior art; Can change function element easily according to the different purposes of power distribution cabinet, can under the situation that substation busbars does not have a power failure, accomplish the circuit breaker transformation; Reduce improvement expenses, improve the fail safe of power distribution cabinet.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
Sectionalized single busbar connection system high pressure power distribution cabinet; It is characterized in that; This cabinet is minimum to comprise four independent isolation wards, is respectively busbar chamber, switch gear room, cable vault and control room, distributes about busbar chamber and control room and is arranged on the top of switch gear room; The cable vault is arranged on the bottom of switch gear room, is respectively equipped with observation window on busbar chamber, switch gear room, the cable vault's door;
Indoor isolating switch and the busbar of being provided with of said busbar, busbar is connected with last isolating switch;
Said control room seals with metallic plate, and inside is provided with instrument, microcomputer protecting device, status indicator lamp and breaking-closing operating switch on the spot, can realize local operation and be connected control at a distance with the backstage;
Be provided with track, handcart, potential indicator, on off state indicator and control switch in the said switch gear room; The track that makes things convenient for handcart to pass in and out is located at the both sides of switch gear room; The handcart return pulley rides on the track; Control switch can break off, test and three positions of working on change, also be provided with on the control switch and make all reliable interlocking positioners of location of each position, potential indicator and on off state indicator are located on switch gear room's door;
Be provided with current transformer, electrified sensor and lightning arrester in the said cable vault, current transformer, electrified sensor and lightning arrester link to each other successively, and lightning arrester links to each other with the cabinet shell and ground connection.
Said handcart can be divided into according to the different purposes of power distribution cabinet: circuit breaker cart, voltage transformer handcart, isolation handcart, fuse handcart.
Compared with prior art, the beneficial effect of the utility model is:
1) cabinet is spacious, uses mid-pull-out type handcart, and operation is convenient, and maintenance need not get in the cabinet, has increased the power distribution cabinet fail safe; 2) potential indicator and on off state indicator can show deciliter position of current isolating switch and vacuum circuit-breaker in real time, make that the staff can make things convenient for, clear, the running status that is expressly understood that power distribution cabinet; 3) highly sensitive, highly reliable microcomputer protecting device, collection protection monitoring and warning, comprehensive function such as long-range can satisfy various action needs; 4) each isolation ward all leaves observation window, is convenient to the operating state of staff's Real Time Observation equipment.
Description of drawings
Fig. 1 is the utility model example structure sketch map;
Fig. 2 is along A-A line cutaway view among Fig. 1;
Fig. 3 is that handcart is hauled out the back view.
Among the figure: 5-busbar chamber, the 2-of the 1-control room microcomputer protecting device 3-potential indicator 4-terminal chamber 7-of the 6-switch gear room on off state indicator 8-9-of cable vault illuminating lamp 10-goes up isolating switch 11-handcart 12-current transformer 13-lightning arrester 14-movable support bracket 15-electrified sensor 16-control switch 17-interlocking positioner 18-observation window 19-busbar 20-track 21-status indicator lamp 22-instrument 23-breaking-closing operating switch on the spot
Embodiment
Be described further below in conjunction with the embodiment of accompanying drawing the utility model:
See Fig. 1, Fig. 2; Be the utility model sectionalized single busbar connection system high pressure power distribution cabinet example structure sketch map, this cabinet is minimum to comprise four independent isolation wards, is respectively busbar chamber 5, switch gear room 6, cable vault 8 and control room 1; Busbar chamber 5 distributes with control room about 1 and is arranged on the top of switch gear room 6; Cable vault 8 is arranged on the bottom of switch gear room 6, is respectively equipped with observation window 18 on 8 of the busbar chambers 5, switch gear room 6, cable vault, also is provided with illuminating lamp 9 in the cable vault 8; 8 sides, cable vault are provided with terminal chamber 4, and inside is provided with terminal and D.C. contactor.
Be provided with isolating switch 10 and busbar 19 in the busbar chamber 5, busbar 19 is connected with last isolating switch 10;
The sealing of control room 1 usefulness metallic plate, inside are provided with instrument 22, microcomputer protecting device 2, status indicator lamp 21 and breaking-closing operating switch 23 on the spot, can realize local operation and with the remote connection control function in backstage.
Be provided with track 20, handcart 11, potential indicator 3, on off state indicator 7 and control switch 16 in the switch gear room 6; The track 20 that makes things convenient for handcart to pass in and out is located at the both sides of switch gear room 6; Handcart 11 return pulleys ride over track 20; Control switch 16 can break off, test and three positions of working on change, also be provided with on the control switch 16 and make all reliable interlocking positioners 17 of location of each position, potential indicator 3 and on off state indicator 7 are located in 6 of the switch gear rooms;
Be provided with current transformer 12, electrified sensor 15 and lightning arrester 13 in the cable vault 8, current transformer 12, electrified sensor 15 and lightning arrester 13 link to each other successively, and lightning arrester 13 links to each other with the cabinet shell and ground connection.
See Fig. 3, handcart 11 can be divided into according to the different purposes of power distribution cabinet: circuit breaker cart, voltage transformer handcart, isolation handcart, fuse handcart, during replacing, handcart 11 can be hauled out and is placed on the movable support bracket 14.
The utility model can be used for the high voltage power distributing cabinet of 21 kinds of different capabilities of three kinds of electric pressures, and can select different rated short circuit drop-out current, specified dynamic current, specified heat-stable current to satisfy different industrial and mineral conditions according to user's different demands.
Claims (2)
1. sectionalized single busbar connection system high pressure power distribution cabinet; It is characterized in that; This cabinet is minimum to comprise four independent isolation wards, is respectively busbar chamber, switch gear room, cable vault and control room, distributes about busbar chamber and control room and is arranged on the top of switch gear room; The cable vault is arranged on the bottom of switch gear room, is respectively equipped with observation window on busbar chamber, switch gear room, the cable vault's door;
Indoor isolating switch and the busbar of being provided with of said busbar, busbar is connected with last isolating switch;
Said control room seals with metallic plate, and inside is provided with instrument, microcomputer protecting device, status indicator lamp and breaking-closing operating switch on the spot, can realize local operation and be connected control at a distance with the backstage;
Be provided with track, handcart, potential indicator, on off state indicator and control switch in the said switch gear room; The track that makes things convenient for handcart to pass in and out is located at the both sides of switch gear room; The handcart return pulley rides on the track; Control switch can break off, test and three positions of working on change, also be provided with on the control switch and make all reliable interlocking positioners of location of each position, potential indicator and on off state indicator are located on switch gear room's door;
Be provided with current transformer, electrified sensor and lightning arrester in the said cable vault, current transformer, electrified sensor and lightning arrester link to each other successively, and lightning arrester links to each other with the cabinet shell and ground connection.
2. sectionalized single busbar connection system high pressure power distribution cabinet according to claim 1 is characterized in that, said handcart can be divided into according to the different purposes of power distribution cabinet: circuit breaker cart, voltage transformer handcart, isolation handcart, fuse handcart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205313502U CN202353060U (en) | 2011-12-19 | 2011-12-19 | Single bus sectional system high-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205313502U CN202353060U (en) | 2011-12-19 | 2011-12-19 | Single bus sectional system high-voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202353060U true CN202353060U (en) | 2012-07-25 |
Family
ID=46542025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205313502U Expired - Fee Related CN202353060U (en) | 2011-12-19 | 2011-12-19 | Single bus sectional system high-voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202353060U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102611026A (en) * | 2011-12-19 | 2012-07-25 | 鞍山华夏电力电子设备有限公司 | High-pressure power distribution cabinet of single-bus sectional system |
| CN103633575A (en) * | 2013-12-12 | 2014-03-12 | 中国船舶重工集团公司第七〇四研究所 | Marine medium-voltage power distribution unit |
-
2011
- 2011-12-19 CN CN2011205313502U patent/CN202353060U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102611026A (en) * | 2011-12-19 | 2012-07-25 | 鞍山华夏电力电子设备有限公司 | High-pressure power distribution cabinet of single-bus sectional system |
| CN103633575A (en) * | 2013-12-12 | 2014-03-12 | 中国船舶重工集团公司第七〇四研究所 | Marine medium-voltage power distribution unit |
| CN103633575B (en) * | 2013-12-12 | 2016-07-06 | 中国船舶重工集团公司第七0四研究所 | Marine medium-voltage power distribution unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20120725 Termination date: 20181219 |