CN203536844U - Box type alternating current metal closed ring network switch device - Google Patents
Box type alternating current metal closed ring network switch device Download PDFInfo
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- CN203536844U CN203536844U CN201320648763.8U CN201320648763U CN203536844U CN 203536844 U CN203536844 U CN 203536844U CN 201320648763 U CN201320648763 U CN 201320648763U CN 203536844 U CN203536844 U CN 203536844U
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- fuse
- casing
- box
- looped network
- switch apparatus
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Abstract
The utility model relates to a box type alternating current metal closed ring network switch device, which comprises a box body, a sulfur hexafluoride switch, a fuse holder, a fuse, a grounding bar and a voltage transformer. The sulfur hexafluoride switch is arranged in the box body, wherein the upper end of the sulfur hexafluoride switch is provided with a wiring terminal, and the bottom end of the sulfur hexafluoride switch is connected to the fuse; the fuse holder is positioned in the box body; the fuse is installed on the fuse holder and is distributed at equal intervals; and one end of the grounding bar is connected to the sulfur hexafluoride switch, and the other end of the grounding bar is connected with the voltage transformer. The box type alternating current metal closed ring network switch device of the utility model has advantages of being compact in structure, good in insulation, orderly in internal structure, and the like, and is quite convenient in installation and use.
Description
[technical field]
The utility model relates to a kind of looped network switch apparatus, is specifically related to a kind of box AC looped network metal enclosed switch apparatus, belongs to the technical field of power equipment.
[background technology]
Looped network switch apparatus is a kind of equipment of carrying after electric power network step-down and distributing electric power, and it is widely used in different places, as places such as, skyscraper, residential quarters, industrial and mining enterprises, construction sites; It is also applicable in box-type substation, and in the electric power system below operating current 630A.
The looped network switch apparatus of prior art is as shown in No. 201320237937.1st, People's Republic of China's utility model patent, and its internal structure is arranged in disorder, and insulation property are general, can not meet the requirement that market constantly changes.
Therefore, for solving the problems of the technologies described above, necessaryly provide a kind of structure improved box AC looped network metal enclosed switch apparatus that has, to overcome described defect of the prior art.
[utility model content]
For addressing the above problem, the purpose of this utility model is to provide a kind of compact conformation, good insulating, and the orderly box AC looped network metal enclosed switch apparatus of internal structure.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of box AC looped network metal enclosed switch apparatus, and it comprises casing, sulphur hexafloride circuit breaker, fuse bearing, fuse, earthing bar and voltage transformer; Wherein, described sulphur hexafloride circuit breaker is installed in casing, and its upper end is provided with terminals, and bottom is connected with described fuse; Described fuse bearing is positioned at casing; Described fuse is installed on fuse bearing, and is equidistantly and arranges; Described earthing bar one end is connected on sulphur hexafloride circuit breaker, and the other end is connected with voltage transformer.
Box AC looped network metal enclosed switch apparatus of the present utility model is further set to: described voltage transformer is positioned at the bottom of casing.
Box AC looped network metal enclosed switch apparatus of the present utility model is further set to: in described casing, be provided with electrification display and locking device.
Box AC looped network metal enclosed switch apparatus of the present utility model is also set to: between described fuse bearing and casing, butt has insulator.
Compared with prior art, the utlity model has following beneficial effect: box AC looped network metal enclosed switch apparatus of the present utility model has compact conformation, good insulating, and the plurality of advantages such as internal structure is orderly, its installation and using more for convenience.
[accompanying drawing explanation]
Fig. 1 is the front view of box AC looped network metal enclosed switch apparatus of the present utility model.
Fig. 2 is the end view of box AC looped network metal enclosed switch apparatus of the present utility model.
[embodiment]
Refer to shown in Figure of description 1 and accompanying drawing 2, the utility model is a kind of box AC looped network metal enclosed switch apparatus, and it is mainly comprised of several parts such as casing 1, sulphur hexafloride circuit breaker 2, fuse bearing 3, fuse 4, earthing bar 5 and voltage transformers 6.
Wherein, described sulphur hexafloride circuit breaker 2 is installed in casing 1, and its upper end is provided with terminals 7, and bottom is connected with described fuse 4.By described terminals 7, be convenient to this switchgear wiring.
Described fuse bearing 3 is positioned at casing 1, and between described fuse bearing 3 and casing 1, butt has insulator 8, thereby can avoid casing 1 charged.
Described fuse 4 is installed on fuse bearing 3, and is equidistantly and arranges, and the structure in casing 1 is arranged in order, is difficult for phase mutual interference.4 overload protection functions of this fuse.
Described earthing bar 5 one end are connected on sulphur hexafloride circuit breaker 2, and the other end is connected with voltage transformer 6, thereby reach the effect of ground connection.This voltage transformer 6 is positioned at the bottom of casing 1.
Further, in described casing 1, be provided with electrification display 9 and locking device 10, whether this electrification display 9 is charged for showing casing 1, and described locking device 10 is for this casing 1 of switch.
Above embodiment is only the preferred embodiment of this creation, not in order to limit this creation, any modification of making, is equal to replacement, improvement etc., within all should being included in the protection range of this creation within all spirit in this creation and principle.
Claims (4)
1. a box AC looped network metal enclosed switch apparatus, is characterized in that: comprise casing, sulphur hexafloride circuit breaker, fuse bearing, fuse, earthing bar and voltage transformer; Wherein, described sulphur hexafloride circuit breaker is installed in casing, and its upper end is provided with terminals, and bottom is connected with described fuse; Described fuse bearing is positioned at casing; Described fuse is installed on fuse bearing, and is equidistantly and arranges; Described earthing bar one end is connected on sulphur hexafloride circuit breaker, and the other end is connected with voltage transformer.
2. box AC looped network metal enclosed switch apparatus as claimed in claim 1, is characterized in that: described voltage transformer is positioned at the bottom of casing.
3. box AC looped network metal enclosed switch apparatus as claimed in claim 1, is characterized in that: in described casing, be provided with electrification display and locking device.
4. box AC looped network metal enclosed switch apparatus as claimed in claim 1, is characterized in that: between described fuse bearing and casing, butt has insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320648763.8U CN203536844U (en) | 2013-10-17 | 2013-10-17 | Box type alternating current metal closed ring network switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320648763.8U CN203536844U (en) | 2013-10-17 | 2013-10-17 | Box type alternating current metal closed ring network switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536844U true CN203536844U (en) | 2014-04-09 |
Family
ID=50423020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320648763.8U Expired - Fee Related CN203536844U (en) | 2013-10-17 | 2013-10-17 | Box type alternating current metal closed ring network switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226512A (en) * | 2015-09-23 | 2016-01-06 | 安徽意力电缆有限公司 | A kind of looped network outgoing line cabinet |
-
2013
- 2013-10-17 CN CN201320648763.8U patent/CN203536844U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105226512A (en) * | 2015-09-23 | 2016-01-06 | 安徽意力电缆有限公司 | A kind of looped network outgoing line 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 |
Granted publication date: 20140409 Termination date: 20151017 |
|
| EXPY | Termination of patent right or utility model |