CN203445087U - Outdoor high-voltage drop type fuse - Google Patents
Outdoor high-voltage drop type fuse Download PDFInfo
- Publication number
- CN203445087U CN203445087U CN201320526501.4U CN201320526501U CN203445087U CN 203445087 U CN203445087 U CN 203445087U CN 201320526501 U CN201320526501 U CN 201320526501U CN 203445087 U CN203445087 U CN 203445087U
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- CN
- China
- Prior art keywords
- fuse
- moving contact
- voltage drop
- drop type
- outdoor high
- 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 an outdoor high-voltage drop type fuse. The outdoor high-voltage drop type fuse comprises an insulator, a fuse tube, a fuse, a moving contact, a static contact and also a grounding terminal, wherein the two ends of the fuse tube are provided with screw rods for fastening the fuse; the two ends of each screw rod are provided with nuts; the moving contact is provided with a draw ring; the middle portion of the insulator is provided with an insulation draw rack; a grounding static contact is fixed on the insulation draw rack; the bottom of the grounding terminal is connected with the bottom of the fuse tube; the top of the grounding terminal is provided with a grounding moving contact; and the grounding moving contact is in cooperation connection with the grounding static contact. The outdoor high-voltage drop type fuse has the advantages of simple structure, simple operation, convenient maintenance, safe use and high reliability.
Description
Technical field
The utility model relates to a kind of outdoor high-voltage drop type fuse.
Background technology
There is certain deficiency in the high voltage drop-out type fuse cutout in the power supply system of prior art, as need to be first disconnected the switch of fuse in when maintenance after, just can overhaul, and its complicated operation, efficiency is low, and security performance is low.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, maintenance convenience, the outdoor high-voltage drop type fuse that usage safety performance is good.
The technical scheme that realizes the utility model object is a kind of outdoor high-voltage drop type fuse, comprise insulator, fuse tube, fuse, moving contact and fixed contact, the two ends of described fuse tube are provided with the screw rod of fastening fuse, the two ends of described screw rod are equipped with nut, described moving contact is provided with draw ring, the middle part of described insulator is provided with insulation and tries to stop people from fighting each other, described insulation is fixed with grounding static contact on trying to stop people from fighting each other, also comprise earth terminal, the bottom of described earth terminal is connected with the bottom of described fuse tube, the top of described earth terminal is provided with ground connection moving contact, described ground connection moving contact and described grounding static contact are connected.
Described moving contact is provided with high pressure arc-extinguish chamber.
The utlity model has positive effect: maintenance simple in structure, simple to operate of the present utility model is convenient, and safety and reliability are high.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of outdoor high-voltage drop type fuse, comprise insulator 1, fuse tube 2, fuse 3, moving contact 4 and fixed contact 5, the two ends of described fuse tube 2 are provided with the screw rod 6 of fastening fuse 3, the two ends of described screw rod 6 are equipped with nut 7, described moving contact 4 is provided with draw ring 8, the middle part of described insulator 1 is provided with insulation and tries to stop people from fighting each other 9, described insulation is tried to stop people from fighting each other on 9 and is fixed with grounding static contact 10, also comprise earth terminal 11, the bottom of described earth terminal 11 is connected with the bottom of described fuse tube 2, the top of described earth terminal 11 is provided with ground connection moving contact 12, described ground connection moving contact 12 is connected with described grounding static contact 10.
Described moving contact 4 is provided with high pressure arc-extinguish chamber 13.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (2)
1. an outdoor high-voltage drop type fuse, comprise insulator, fuse tube, fuse, moving contact and fixed contact, it is characterized in that: the two ends of described fuse tube are provided with the screw rod of fastening fuse, the two ends of described screw rod are equipped with nut, described moving contact is provided with draw ring, the middle part of described insulator is provided with insulation and tries to stop people from fighting each other, described insulation is fixed with grounding static contact on trying to stop people from fighting each other, also comprise earth terminal, the bottom of described earth terminal is connected with the bottom of described fuse tube, the top of described earth terminal is provided with ground connection moving contact, described ground connection moving contact and described grounding static contact are connected.
2. outdoor high-voltage drop type fuse according to claim 1, is characterized in that: described moving contact is provided with high pressure arc-extinguish chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320526501.4U CN203445087U (en) | 2013-08-19 | 2013-08-19 | Outdoor high-voltage drop type fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320526501.4U CN203445087U (en) | 2013-08-19 | 2013-08-19 | Outdoor high-voltage drop type fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203445087U true CN203445087U (en) | 2014-02-19 |
Family
ID=50096113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320526501.4U Expired - Fee Related CN203445087U (en) | 2013-08-19 | 2013-08-19 | Outdoor high-voltage drop type fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203445087U (en) |
-
2013
- 2013-08-19 CN CN201320526501.4U patent/CN203445087U/en not_active Expired - Fee Related
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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: 20140219 Termination date: 20140819 |
|
| EXPY | Termination of patent right or utility model |