CN203800459U - Low-voltage draw-out type switch cabinet - Google Patents
Low-voltage draw-out type switch cabinet Download PDFInfo
- Publication number
- CN203800459U CN203800459U CN201420185500.2U CN201420185500U CN203800459U CN 203800459 U CN203800459 U CN 203800459U CN 201420185500 U CN201420185500 U CN 201420185500U CN 203800459 U CN203800459 U CN 203800459U
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- CN
- China
- Prior art keywords
- handcart
- chamber door
- door
- vacuum contactor
- bar
- 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 - Fee Related
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Abstract
The utility model discloses a low-voltage draw-out type switch cabinet. An instrument door, a handcart chamber door and a cable chamber door are successively connected from the top to the bottom; an advancing mechanism hole is disposed in the handcart chamber door, a lightning rod and a heater are disposed on the base plate of a cable chamber, a current transformer is disposed on the left side wall of a cabinet body, a ground switch and a chassis are connected with a sensor, a vacuum contactor handcart is connected with the chassis; a main bus is connected with a branch bus; the lower portion of an aviation plug is connected with the vacuum contactor handcart, the upper portion of the aviation plug is connected with a relay chamber, a small bus chamber is installed at the upper portion of the relay chamber, and a voltage release plate is disposed on a top cover on the cabinet body. According to the utility model, the electrical life of an employed high-voltage vacuum contactor is long, the breaking time of a high-voltage current limiting fuse is short, a quite excellent protection characteristic is exhibited through operation, the overall structure is quite simple, and an extraction mechanism is easily operated.
Description
Technical field
The utility model relates to switch cubicle technical field, is specially a kind of low voltage drawing-out switching carbinet.
Background technology
Low voltage drawing-out switching carbinet is as one very important in switch cubicle, and application is very extensively, but low voltage drawing-out switching carbinet in the market, all exist volume larger, maintenance difficult, operation is not shortcoming very easily, for this reason, we propose a kind of low voltage drawing-out switching carbinet.
Utility model content
The purpose of this utility model is to provide a kind of low voltage drawing-out switching carbinet, to solve the problem proposing in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of low voltage drawing-out switching carbinet, comprise instrument door, handcart chamber door, advancing mechanism hole, cable chamber door, earthed switch handle hole, lightning rod, heater, current transformer, earthed switch, lower contact box, upper contact head box, main bus bar box, branch bar, main bus bar, pressure relief plate, little bus-bar room, relay bungalow, aviation plug, current limiting fuse, vacuum contactor handcart, chassis vehicle, transducer and cable vault, described instrument door, handcart chamber door is connected from top to bottom successively with cable chamber door, described advancing mechanism hole is positioned on the door of handcart chamber, described earthed switch handle hole is positioned on the connecting sewing of handcart chamber door and cable chamber door, described lightning rod and heater are positioned on cable vault's base plate, described current transformer is positioned on cabinet left side wall, described earthed switch is connected with transducer with chassis vehicle, described vacuum contactor handcart is connected with chassis vehicle, described chassis vehicle is connected with cabinet right side wall, described lower contact box summation current transformer is connected with vacuum contactor handcart, described upper contact head box bottom is connected with current limiting fuse, top is connected with branch bar by power line, described main bus bar is connected with branch bar, described aviation plug bottom is connected with vacuum contactor handcart, and top is connected with relay bungalow, and described little bus-bar room is arranged on the top of relay bungalow, and described pressure relief plate is positioned on cabinet upper top cover.
Preferably, described instrument door, handcart chamber door and cable chamber door are connected by a fixed frame.
Preferably, described cabinet is provided with bus coil structures.
Preferably, described main bus bar circle has three and be all connected with main bus bar.
Operation principle: loop is made up of, can uses in high capacity of short circuit system as effective short-circuit protection protective devices such as current limiting fuse, high-pressure vacuum contactor, lightning rod and the relay bungalows of high pressure high breaking capacity; be specially adapted to control the high-tension motor of frequent operation and other are as loads such as transformers; because the electric life of high-pressure vacuum contactor is long, high-voltage and current-limitation fuse switch off time is short, its cooperation has extremely good protective feature.
Compared with prior art; the beneficial effects of the utility model are: this low voltage drawing-out switching carbinet; the electric life of the high-pressure vacuum contactor adopting is grown, high-voltage and current-limitation fuse switch off time is short; its cooperation has extremely good protective feature; and its overall structure is simpler, drawing mechanism is easy to operation.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of low voltage drawing-out switching carbinet, comprise instrument door 1, handcart chamber door 2, advancing mechanism hole 3, cable chamber door 4, earthed switch handle hole 5, lightning rod 6, heater 7, current transformer 8, earthed switch 9, lower contact box 10, upper contact head box 11, main bus bar box 12, branch bar 13, main bus bar 14, pressure relief plate 15, little bus-bar room 16, relay bungalow 17, aviation plug 18, current limiting fuse 19, vacuum contactor handcart 20, chassis vehicle 21, transducer 22 and cable vault 23, described instrument door 1, handcart chamber door 2 is connected from top to bottom successively with cable chamber door 4, described instrument door 1, handcart chamber door 2 is connected by a fixed frame with cable chamber door 4, described advancing mechanism hole 3 is positioned on handcart chamber door 2, described earthed switch handle hole 5 is positioned on the connecting sewing of handcart chamber door 2 and cable chamber door 4, described lightning rod 6 and heater 7 are positioned on cable vault's 23 base plates, described current transformer 8 is positioned on cabinet left side wall, described earthed switch 9 is connected with transducer 22 with chassis vehicle 21, described vacuum contactor handcart 20 is connected with chassis vehicle 21, described chassis vehicle 21 is connected with cabinet right side wall, described lower contact box 10 summation current transformers 8 are connected with vacuum contactor handcart 20, described upper contact head box 11 bottoms are connected with current limiting fuse 19, top is connected with branch bar 13 by power line, described main bus bar 14 is connected with branch bar 13, described main bus bar 14 has three, and be all arranged on respectively on bus circle, described aviation plug 18 bottoms are connected with vacuum contactor handcart 20, and top is connected with relay bungalow 17, and described little bus-bar room 16 is arranged on the top of relay bungalow 17, and described pressure relief plate 15 is positioned on cabinet upper top cover.
Operation principle: loop is made up of, can uses in high capacity of short circuit system as effective short-circuit protection protective devices such as current limiting fuse 19, high-pressure vacuum contactor, lightning rod 6 and the relay bungalows 17 of high pressure high breaking capacity; be specially adapted to control the high-tension motor of frequent operation and other are as loads such as transformers; because the electric life of high-pressure vacuum contactor is long, high-voltage and current-limitation fuse 19 switch off time are short, its cooperation has extremely good protective feature.
To those skilled in the art, obviously the utility model is not limited to the details of above-mentioned example embodiment, and in the situation that not deviating from spirit of the present utility model or essential characteristic, can realize the utility model with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in the utility model.Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this specification is described according to execution mode, but be not that each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should make specification as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other execution modes that it will be appreciated by those skilled in the art that.
Claims (4)
1. a low voltage drawing-out switching carbinet, comprise instrument door, handcart chamber door, advancing mechanism hole, cable chamber door, earthed switch handle hole, lightning rod, heater, current transformer, earthed switch, lower contact box, upper contact head box, main bus bar box, branch bar, main bus bar, pressure relief plate, little bus-bar room, relay bungalow, aviation plug, current limiting fuse, vacuum contactor handcart, chassis vehicle, transducer and cable vault, it is characterized in that: described instrument door, handcart chamber door are connected from top to bottom successively with cable chamber door, described advancing mechanism hole is positioned on the door of handcart chamber, described earthed switch handle hole is positioned on the connecting sewing of handcart chamber door and cable chamber door, described lightning rod and heater are positioned on cable vault's base plate, described current transformer is positioned on cabinet left side wall, described earthed switch is connected with transducer with chassis vehicle, described vacuum contactor handcart is connected with chassis vehicle, described chassis vehicle is connected with cabinet right side wall, described lower contact box summation current transformer is connected with vacuum contactor handcart, described upper contact head box bottom is connected with current limiting fuse, top is connected with branch bar by power line, described main bus bar is connected with branch bar, described aviation plug bottom is connected with vacuum contactor handcart, and top is connected with relay bungalow, and described little bus-bar room is arranged on the top of relay bungalow, and described pressure relief plate is positioned on cabinet upper top cover.
2. a kind of low voltage drawing-out switching carbinet according to claim 1, is characterized in that: described instrument door, handcart chamber door and cable chamber door are connected by a fixed frame.
3. a kind of low voltage drawing-out switching carbinet according to claim 1, is characterized in that: described cabinet is provided with bus coil structures.
4. a kind of low voltage drawing-out switching carbinet according to claim 3, is characterized in that: described main bus bar circle has three and be all connected with main bus bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185500.2U CN203800459U (en) | 2014-04-17 | 2014-04-17 | Low-voltage draw-out type switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185500.2U CN203800459U (en) | 2014-04-17 | 2014-04-17 | Low-voltage draw-out type switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800459U true CN203800459U (en) | 2014-08-27 |
Family
ID=51382648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420185500.2U Expired - Fee Related CN203800459U (en) | 2014-04-17 | 2014-04-17 | Low-voltage draw-out type switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203800459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207070A (en) * | 2015-09-22 | 2015-12-30 | 太仓宏光自控电器设备有限公司 | Combined type low-pressure drawing switch cabinet |
-
2014
- 2014-04-17 CN CN201420185500.2U patent/CN203800459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207070A (en) * | 2015-09-22 | 2015-12-30 | 太仓宏光自控电器设备有限公司 | Combined type low-pressure drawing switch cabinet |
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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: 20140827 Termination date: 20180417 |