CN205645729U - High voltage and current -limiting fuse - Google Patents
High voltage and current -limiting fuse Download PDFInfo
- Publication number
- CN205645729U CN205645729U CN201620225382.2U CN201620225382U CN205645729U CN 205645729 U CN205645729 U CN 205645729U CN 201620225382 U CN201620225382 U CN 201620225382U CN 205645729 U CN205645729 U CN 205645729U
- Authority
- CN
- China
- Prior art keywords
- paillon foil
- current
- outer sleeve
- voltage
- copper 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 high voltage and current -limiting fuse, locate including body and cover the outer sleeve of body, the middle part of outer sleeve is equipped with electrically conductive zhonghuan, be equipped with the copper bar on the electrically conductive zhonghuan, copper bar one end with the laminating of electrically conductive zhonghuan, the other end is to keeping away from the direction of outer sleeve is buckled, the copper bar laminating the outer winding of one end of electrically conductive zhonghuan has the paillon foil, the tip of paillon foil passes through the sticky tape and bonds, the both sides border of paillon foil has all twined the sticky tape, the outer winding of paillon foil has insulated paper, the both sides of insulated paper are through dustless cloth ligature. High voltage and current -limiting fuse can need not change fuse length to under keeping the prerequisite of intensity and density, improve dielectric strength.
Description
Technical field
This utility model relates to fuse technologies field, particularly to a kind of high-voltage and current-limitation fuse.
Background technology
nullFuse refers to when electric current exceedes setting，Melt is made to fuse with the heat that itself produces，A kind of electrical equipment of disconnecting circuit，After electric current exceedes setting a period of time，Melt molten is made with the heat that himself produces，So that circuit disconnects，It is widely used in high and low voltage electric distribution system and control system and electrical equipment，As short circuit and the protector of overcurrent，It is to apply one of most common protection device，Existing fuse generally comprises body and outer sleeve，The upper high-tension fuse installed is become for case need when dispatching from the factory to do 85kV pressure test，It is the most qualified that outer sleeve dielectric strength direct relation fuse，In order to ensure the dielectric strength of outer sleeve，In prior art，Typically by the length increasing outer sleeve，The resistance to voltage levels of product is improved with the creep age distance in increase outer sleeve，Or by processing groove in fuse outer sleeve，Increase the creep age distance in outer sleeve and improve the resistance to voltage levels of product，But，After increasing the length of outer sleeve，Volume is made to increase，It is unfavorable for installing，Simultaneously，Recess process is processed more complicated in outer sleeve，And it is big to add man-hour dust，Certain impact is had to reduce the intensity of outer sleeve personnel's health of processing，Therefore，How need not change fuse length，And on the premise of keeping intensity and consistency，Improving dielectric strength is technical problem urgently to be resolved hurrily.
Utility model content
In view of this, this utility model provides a kind of high-voltage and current-limitation fuse, can need not change fuse length, and on the premise of keeping intensity and consistency, improves dielectric strength.
This utility model solves the problems referred to above by techniques below means:
The high-voltage and current-limitation fuse that this utility model provides, including body and the outer sleeve being sheathed on described body, the middle part of described outer sleeve is provided with conduction medium ring, described conduction medium ring is provided with copper bar, fit with described conduction medium ring in described copper bar one end, the other end bends to the direction away from described outer sleeve, it is wound with paillon foil outside one end of the described copper bar described conduction medium ring of laminating, adhesive tape bonding is passed through in the end of described paillon foil, the dual-side of described paillon foil is along being all wound with adhesive tape, being wound with insulating paper outside described paillon foil, non-dust cloth colligation is passed through in the both sides of described insulating paper.
Further, the adhesive tape of described paillon foil and described paillon foil both sides is all coated in described insulating paper.
Further, the big 10mm of distance between the adhesive tape of paillon foil both sides described in the width ratio of described insulating paper.
Further, described paillon foil is flexible metal material or semiconductor material.
Further, described insulating paper is insulation crimped paper.
Further, described insulation crimped paper is wound around five layers outside described paillon foil.
The high-voltage and current-limitation fuse that this utility model provides, creep age distance is increased by described copper bar, by described paillon foil, described copper bar is fixed, by described adhesive tape, described paillon foil is fixed, described insulating paper can prevent electric leakage, and described non-dust cloth can be reinforced further and be conducive to sealing, thus can need not change fuse length, and on the premise of keeping intensity and consistency, improve dielectric strength.
Accompanying drawing explanation
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram of high-voltage and current-limitation fuse of the present utility model.
Detailed description of the invention
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
nullBelow with reference to accompanying drawing, this utility model is described in detail，As shown in Figure 1: the high-voltage and current-limitation fuse described in the present embodiment，Including body 1 and the outer sleeve 2 being sheathed on described body 1，The middle part of described outer sleeve 2 is provided with conduction medium ring (not shown)，Described conduction medium ring is provided with copper bar 3，The specification of copper bar 3 concretely 20mm × 200mm，Fit with described conduction medium ring in described copper bar 3 one end，The other end bends to the direction away from described outer sleeve 2，Described copper bar 3 fit described conduction medium ring one end outside be wound with paillon foil (not shown)，The thickness of described paillon foil can be 0.2mm，Width is more than 300mm，The end of described paillon foil is bonding by adhesive tape (not shown)，The dual-side of described paillon foil is along being all wound with adhesive tape (not shown)，Insulating paper 4 it is wound with outside described paillon foil，Non-dust cloth 5 colligation is passed through in the both sides of described insulating paper 4，Described body 1 one end is provided with advertiser 6.
High-voltage and current-limitation fuse described in the present embodiment, creep age distance is increased by described copper bar 3, by described paillon foil, described copper bar 3 is fixed, by described adhesive tape, described paillon foil is fixed, described insulating paper 4 can prevent electric leakage, and described non-dust cloth 5 can be reinforced further and be conducive to sealing, thus can need not change fuse length, and on the premise of keeping intensity and consistency, improve dielectric strength.
As the further improvement of technique scheme, the adhesive tape of described paillon foil and described paillon foil both sides is all coated in described insulating paper 4, desirably prevents electric leakage further, improves safety.
As the further improvement of technique scheme, the big 10mm of distance between the adhesive tape of paillon foil both sides described in the width ratio of described insulating paper 4.
As the further improvement of technique scheme, described paillon foil is flexible metal material or semiconductor material, thus instant rolled is wound on described outer sleeve 2.
As the further improvement of technique scheme, described insulating paper 4 is insulation crimped paper, owing to crimped paper can bend without fractureing, thus while ensureing insulating properties, improves service life.
As the further improvement of technique scheme, described insulation crimped paper is wound around five layers outside described paillon foil, is conducive to improving insulating properties and sealing.
Finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although this utility model being described in detail with reference to preferred embodiment, it will be understood by those within the art that, the technical solution of the utility model can be modified or equivalent, without deviating from objective and the scope of technical solutions of the utility model, it all should be contained in the middle of right of the present utility model.
Claims (6)
1. a high-voltage and current-limitation fuse, including body (1) and the outer sleeve (2) that is sheathed on described body (1), the middle part of described outer sleeve (2) is provided with conduction medium ring, it is characterized in that: described conduction medium ring is provided with copper bar (3), fit with described conduction medium ring in described copper bar (3) one end, the other end bends to the direction away from described outer sleeve (2), described copper bar (3) fit described conduction medium ring one end outside be wound with paillon foil, adhesive tape bonding is passed through in the end of described paillon foil, the dual-side of described paillon foil is along being all wound with adhesive tape, insulating paper (4) it is wound with outside described paillon foil, non-dust cloth (5) colligation is passed through in the both sides of described insulating paper (4).
High-voltage and current-limitation fuse the most according to claim 1, it is characterised in that: the adhesive tape of described paillon foil and described paillon foil both sides is all coated in described insulating paper (4).
High-voltage and current-limitation fuse the most according to claim 1, it is characterised in that: the big 10mm of distance between the adhesive tape of paillon foil both sides described in the width ratio of described insulating paper (4).
High-voltage and current-limitation fuse the most according to claim 1, it is characterised in that: described paillon foil is flexible metal material or semiconductor material.
High-voltage and current-limitation fuse the most according to claim 1, it is characterised in that: described insulating paper (4) is insulation crimped paper.
High-voltage and current-limitation fuse the most according to claim 5, it is characterised in that: described insulation crimped paper is wound around five layers outside described paillon foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620225382.2U CN205645729U (en) | 2016-03-23 | 2016-03-23 | High voltage and current -limiting fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620225382.2U CN205645729U (en) | 2016-03-23 | 2016-03-23 | High voltage and current -limiting fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205645729U true CN205645729U (en) | 2016-10-12 |
Family
ID=57075121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620225382.2U Expired - Fee Related CN205645729U (en) | 2016-03-23 | 2016-03-23 | High voltage and current -limiting fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205645729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582172A (en) * | 2020-12-17 | 2021-03-30 | 安徽沃华电力设备有限公司 | Composite insulating cylinder, current limiter and processing technology thereof |
-
2016
- 2016-03-23 CN CN201620225382.2U patent/CN205645729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112582172A (en) * | 2020-12-17 | 2021-03-30 | 安徽沃华电力设备有限公司 | Composite insulating cylinder, current limiter and processing technology thereof |
| CN112582172B (en) * | 2020-12-17 | 2022-09-27 | 安徽沃华电力设备有限公司 | Composite insulating cylinder, current limiter and processing technology of composite insulating cylinder |
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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: 20161012 Termination date: 20190323 |