CN203871736U - Box type fixed AC metal-enclosed switchgear - Google Patents
Box type fixed AC metal-enclosed switchgear Download PDFInfo
- Publication number
- CN203871736U CN203871736U CN201420318559.4U CN201420318559U CN203871736U CN 203871736 U CN203871736 U CN 203871736U CN 201420318559 U CN201420318559 U CN 201420318559U CN 203871736 U CN203871736 U CN 203871736U
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- China
- Prior art keywords
- dividing plate
- cabinet
- bus
- cable
- crossbeam
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Abstract
The utility model relates to a box type fixed AC metal-enclosed switchgear comprising a cabinet body, a crossbeam, an isolation plate, a bus room, a breaker room, a cable room and a pressure discharge cover; the cabinet body is divided by the crossbeam and the isolation plate so as to form the bus room, the breaker room and the cable room; a backside of the cabinet body is provided with a pressure discharge path connected with the pressure discharge cover on a top of the cabinet body; the crossbeam is fixed with the isolation plate having a pressure discharge device; the isolation plate is hollow; a heat radiation conductive medium is arranged in the isolation plate having heat radiation holes; the heat radiation holes are connected with a heat radiation window on the cabinet body; the cabinet body is formed by an aluminize Zn steel plate through modularized formation assembling. The box type fixed AC metal-enclosed switchgear is simple in structure, safe and reliable; the pressure discharge path can protect operation personnel when fault happens, and the equipment is long in service life.
Description
Technical field
The utility model relates to a kind of switchgear, be specifically related to a kind of box fixedly ac metal closing switch gear.
Background technology
It is 50Hz that box fixedly ac metal closing switch gear is applicable to rated frequency, and rated voltage is 12kV, and rated current is in 630A and following ring network power supply system, is also applicable to packing into preassembled transformer station as the control and protection of electric power system.There is following defect in the switchgear of currently available technology: pressure release passage design is unreasonable, can not protect well operating personnel, and radiating effect is poor, has greatly affected the working life of equipment.
Utility model content
For the deficiency existing in prior art, the utility model provides a kind of box fixedly ac metal closing switch gear, simple in structure, safe and reliable, and pressure release passage can be protected operating personnel when fault, and service life of equipment is long.
To achieve these goals, the utility model is to realize by the following technical solutions: a kind of box fixedly ac metal closing switch gear, comprise cabinet, crossbeam, dividing plate, bus-bar room, breaker chamber, cable vault and decompression cover, by crossbeam, dividing plate, separate in cabinet have bus-bar room, breaker chamber, cable vault, the cabinet back side is provided with pressure release passage, and pressure release passage is connected with the decompression cover at cabinet top; On described crossbeam, be fixed with dividing plate, on dividing plate, be provided with pressure relief device, dividing plate is hollow shelf, dividing plate inside is provided with heat radiation transmitting medium, is provided with louvre on dividing plate, and louvre is connected with the radiator window on cabinet, in described cable vault, be provided with lightning arrester, cable clip and a cable, arrester ground, cable clip is connected with a cable, and cable clip below is provided with earth bus.
As preferably, in described breaker chamber, be provided with vacuum circuit-breaker, vacuum circuit-breaker is connected with current transformer.
As preferably, the laminating insulation of the bus of described bus-bar room is directly connected on the binding post of on-load switch.Three-phase bus is pressed longitudinal arrangement, makes about switchgear can arbitrary extension, very easily converts its layout.
As preferably, described cabinet adopts aluminizing zinc steel plate to be shaped and to assemble through modularization.
As preferably, described cabinet is also provided with a plurality of pressure relief openings behind, and the first is for cable vault, and another one is for bus-bar room.This structure can guarantee personal safety and operational outfit reliable to greatest extent.
The utility model passes through said structure, it is simple in structure, safe and reliable, by being provided with pressure relief device on dividing plate, dividing plate is hollow shelf, dividing plate inside is provided with heat radiation transmitting medium, dividing plate is provided with louvre, thereby can when fault, protect operating personnel, service life of equipment is long, not only compactness but also open-ended metal enclosed switchgear, it has simple in structure, flexible operation, chain reliable, the feature such as easy for installation, be applicable to exchange 50HZ, in the electric power networks of 12KV, use as acceptance and the distribution of electric energy, particularly aspect protection distribution transformer (below 2000KVA), than breaker cabinet, have more superiority, be widely used in residential quarter, shopping centre, the field such as industrial area and box-type substation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, describe the utility model in detail;
Fig. 1 is structural representation of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
With reference to Fig. 1, this embodiment is by the following technical solutions: a kind of box fixedly ac metal closing switch gear, comprise cabinet 1, crossbeam 2, dividing plate 3, bus-bar room 4, breaker chamber 5, cable vault 6 and decompression cover 7, in cabinet 1, by crossbeam 2, dividing plate 3, separate have bus-bar room 4, breaker chamber 5, cable vault 6, cabinet 1 back side is provided with pressure release passage, and pressure release passage is connected with the decompression cover 7 at cabinet top; On described crossbeam 2, be fixed with dividing plate 3, on dividing plate 3, be provided with pressure relief device 9, dividing plate 3 is hollow shelf, dividing plate 3 inside are provided with heat radiation transmitting medium, dividing plate 3 is convenient to be provided with louvre 8, louvre 8 is connected with the radiator window on cabinet 1, and described cabinet 1 adopts aluminizing zinc steel plate to be shaped and to assemble through modularization.In described breaker chamber 5, be provided with vacuum circuit-breaker 52, vacuum circuit-breaker 52 is connected with current transformer 51.
The laminating insulation of bus that it should be noted that described bus-bar room 4 is directly connected on the binding post of on-load switch.Three-phase bus is pressed longitudinal arrangement, makes about switchgear can arbitrary extension, very easily converts its layout.
It should be noted that in described cable vault 6 and be provided with lightning arrester 61, cable clip 62 and a cable 63, lightning arrester 61 ground connection, cable clip 62 is connected with a cable 63, and cable clip 62 belows are provided with earth bus.
In addition, described cabinet 1 is also provided with a plurality of pressure relief openings behind, and the first is for cable vault, and another one is for bus-bar room.This structure can guarantee personal safety and operational outfit reliable to greatest extent.
This embodiment, by heat radiation transmitting medium, can shed the unnecessary heat energy in cabinet effectively, guarantees electric component normal operation in cabinet, and the design of good pressure relief, also can guarantee well the fail safe of using.
This embodiment for power distribution automation, not only compactness but also open-ended metal enclosed switchgear; there is simple in structure, flexible operation, the chain feature such as reliable, easy for installation; be applicable to exchange in the electric power networks of 50HZ, 12KV; use as acceptance and the distribution of electric energy; particularly aspect protection distribution transformer (below 2000KVA); than breaker cabinet, have more superiority, be widely used in the fields such as residential quarter, shopping centre, industrial area and box-type substation.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. a box fixedly ac metal closing switch gear, it is characterized in that, comprise cabinet (1), crossbeam (2), dividing plate (3), bus-bar room (4), breaker chamber (5), cable vault (6) and decompression cover (7), by crossbeam (2), dividing plate (3), separate there is bus-bar room (4), breaker chamber (5), cable vault (6) in cabinet (1), cabinet (1) back side is provided with pressure release passage, the decompression cover 7 at pressure release passage and cabinet top) be connected; On described crossbeam (2), be fixed with dividing plate (3), on dividing plate (3), be provided with pressure relief device (9), dividing plate (3) is hollow shelf, dividing plate (3) inside is provided with heat radiation transmitting medium, on dividing plate (3), be provided with louvre (8), louvre (8) is connected with the radiator window on cabinet (1), in described breaker chamber (5), be provided with vacuum circuit-breaker (52), vacuum circuit-breaker (52) is connected with current transformer (51); In described cable vault (6), be provided with lightning arrester (61), cable clip (62) and a cable (63), lightning arrester (61) ground connection, cable clip (62) is connected with a cable (63), and cable clip (62) below is provided with earth bus.
2. a kind of box fixedly ac metal closing switch gear according to claim 1, is characterized in that, the laminating insulation of bus of described bus-bar room (4) is directly connected on the binding post of on-load switch, and three-phase bus is pressed longitudinal arrangement.
3. a kind of box fixedly ac metal closing switch gear according to claim 1, is characterized in that, described cabinet (1) adopts aluminizing zinc steel plate to be shaped and to assemble through modularization.
4. a kind of box fixedly ac metal closing switch gear according to claim 1, is characterized in that, described cabinet (1) is also provided with a plurality of pressure relief openings behind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318559.4U CN203871736U (en) | 2014-06-10 | 2014-06-10 | Box type fixed AC metal-enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318559.4U CN203871736U (en) | 2014-06-10 | 2014-06-10 | Box type fixed AC metal-enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203871736U true CN203871736U (en) | 2014-10-08 |
Family
ID=51652658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420318559.4U Expired - Fee Related CN203871736U (en) | 2014-06-10 | 2014-06-10 | Box type fixed AC metal-enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203871736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300391A (en) * | 2014-10-28 | 2015-01-21 | 成都峰达科技有限公司 | Distribution box preventing electrical fire |
-
2014
- 2014-06-10 CN CN201420318559.4U patent/CN203871736U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300391A (en) * | 2014-10-28 | 2015-01-21 | 成都峰达科技有限公司 | Distribution box preventing electrical fire |
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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 |
Granted publication date: 20141008 Termination date: 20170610 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |