CN207529894U - A kind of electric machinery fuse - Google Patents
A kind of electric machinery fuse Download PDFInfo
- Publication number
- CN207529894U CN207529894U CN201721554110.8U CN201721554110U CN207529894U CN 207529894 U CN207529894 U CN 207529894U CN 201721554110 U CN201721554110 U CN 201721554110U CN 207529894 U CN207529894 U CN 207529894U
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- China
- Prior art keywords
- electric current
- inlet side
- current inlet
- fusing
- electric
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Abstract
The utility model discloses a kind of electric machinery fuses, including device for fusing and electric current inlet side, electric current inlet side is equipped on the left of device for fusing, and the insertion of electric current inlet side is arranged in device for fusing, device for fusing is internally provided with conductive gold, it makes full use of pure gold characteristic, proof gold generates a large amount of heat and volume expansion encountering powerful electric current, it is made to squeeze metal derby, metal derby is made to squeeze metallic sodium again, metallic sodium is made to wrap metal derby, connection between metal derby and conductive gold is cut off, achieve the effect that fuse protection circuit, and after electric current returns normal, conductive gold temperature declines volume contraction, squeezing metallic sodium by spring again makes to re-establish connection between metal derby and conductive gold, connection between turn-on current inlet side and electric current outlet, make current lead-through, realize being used for multiple times for this kind of electric machinery fuse.
Description
Technical field
The utility model is related to fuse technologies field, specially a kind of electric machinery fuse.
Background technology
Fuse (fuse) refers to when electric current is more than specified value, melt is made to fuse with the heat that itself is generated, disconnects electricity
A kind of electric appliance on road, fuse be according to electric current be more than specified value for a period of time after, with its own generation heat melt melt
Change, so as to disconnect circuit；With current protector a kind of made of this principle, fuse is widely used in high and low voltage electric distribution
It is using most common protection device as short circuit and the protector of overcurrent in system and control system and electrical equipment
One of.
But existing electric machinery fuse, it is simple in structure, can only be disposable, can not self-regeneration, going out
After existing fuse protection circuit, fuse must be replaced, makes troubles to people’s lives and circuit protection is not strong, sensed
It is not sensitive enough, make to trigger fuse in the case where being not necessarily to trigger fuse sometimes, people is made to resolve to bringing
The puzzlement of electricity.
So how to design a kind of electric machinery fuse, becoming us will currently solve the problems, such as.
Utility model content
The purpose of this utility model is to provide a kind of electric machinery fuse, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical solution：A kind of electric machinery fuse, including molten
Disconnected device and electric current inlet side, the device for fusing left side is equipped with electric current inlet side, and electric current inlet side insertion is arranged on fusing dress
In putting, current preventative layer is equipped on the left of the device for fusing, and the current preventative layer is fitted tightly in electric current inlet side, it is described
Electric current inlet side is internally provided at oxidation pottery layer docking, and is embedded in and is arranged in electric current inlet side at the oxidation pottery layer docking, described
Device for fusing shell is equipped on the right side of electric current inlet side, and the device for fusing shell is fitted tightly in device for fusing, the electric current
Stainless steel sleeve is equipped on the right side of inlet side, and stainless steel sleeve insertion is arranged in device for fusing, is equipped on the right side of the electric current inlet side
Steel bushing skeleton, and steel bushing skeleton insertion is arranged in stainless steel sleeve, and electric current outlet, and institute are equipped on the right side of the electric current inlet side
It states electric current outlet to be welded in stainless steel sleeve, self reset device is equipped on the right side of the electric current inlet side, and self reset device insertion is set
It puts in stainless steel sleeve, the self reset device is internally provided with insulation barrier, and insulation barrier insertion is arranged on self reset device
In, self reset device shell is equipped on the right side of the electric current inlet side, and the self reset device shell is fitted tightly in self reset device, institute
It states and spring is equipped on the right side of electric current inlet side, and the spring is fixedly connected in insulation barrier, gold is equipped on the right side of the electric current inlet side
Belong to block, and metal derby insertion is arranged in self reset device, conductive gold, and the conductive gold are equipped on the right side of the electric current inlet side
Insertion is arranged in electric current inlet side
Further, the device for fusing be internally provided with oxidation pottery layer, and it is described oxidation pottery layer insertion be arranged on electric current into
In end.
Further, metallic sodium is equipped on the right side of the electric current inlet side, and metallic sodium insertion is arranged in stainless steel sleeve.
Further, vitreum is equipped on the right side of the electric current inlet side, and vitreum insertion is arranged in device for fusing.
Further, piston is equipped with, and the piston is movably connected in insulation barrier on the right side of the electric current inlet side.
Further, the device for fusing is in " cylinder " shape.
Further, the electric current inlet side is in " cylinder " shape.
Compared with prior art, the beneficial effects of the utility model are：This kind of electric machinery is internally provided with fuse leads
Electric gold, makes full use of pure gold characteristic, and proof gold generates a large amount of heat and volume expansion encountering powerful electric current, makes its extruding
Metal derby, then metal derby is made to squeeze metallic sodium, metallic sodium is made to wrap metal derby, the connection between metal derby and conductive gold is cut
It is disconnected, achieve the effect that fuse protection circuit and after electric current returns normal, conductive gold temperature declines volume contraction, then passes through
Spring, which squeezes metallic sodium, to be made to re-establish connection between metal derby and conductive gold, the company between turn-on current inlet side and electric current outlet
It connects, makes current lead-through, complete runback work, realize being used for multiple times for this kind of electric machinery fuse, solve existing electricity
Its is simple in structure with fuse for power machinery, can only be disposable, can not self-regeneration, after there is fuse protection circuit, just
The problems such as fuse must be replaced, made troubles to people’s lives and electric current inlet side are internally provided with oxidation pottery layer, and it can be significantly
The characteristic of metallic sodium is improved, solves existing electric machinery fuse, sensing is not sensitive enough, makes be not necessarily to sometimes
Fuse is triggered in the case of triggering fuse, makes the problems such as people are to the puzzlement for bringing power-off.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the diagrammatic cross-section of the utility model apparatus main body；
Fig. 3 is the diagrammatic cross-section of the utility model electric current inlet side.
In figure：1- electric currents inlet side；101- oxidation pottery layers；102- current preventative layers；At 103- oxidation pottery layer docking；2- fuses
Device；201- device for fusing shells；202- vitreums；3- stainless steel sleeves；301- steel bushing skeletons；302- metallic sodiums；303- electric currents
Outlet；304- conductive golds；305- metal derbies；4- self reset devices；401- insulation barriers；402- self reset device shells；403- springs；
404- pistons.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of electric machinery fuse, including fusing
Device 2 and electric current inlet side 1,2 left side of device for fusing is equipped with electric current inlet side 1, and the insertion of electric current inlet side 1 is arranged in device for fusing 2,
2 left side of device for fusing is equipped with current preventative layer 102, and current preventative layer 102 is fitted tightly in electric current inlet side 1, electric current inlet side 1
It is internally provided with 103 at oxidation pottery layer docking, and aoxidizes 103 insertions at pottery layer docking and be arranged in electric current inlet side 1, electric current inlet side 1
Right side is equipped with device for fusing shell 201, and device for fusing shell 201 is fitted tightly in device for fusing 2,1 right side of electric current inlet side
Equipped with stainless steel sleeve 3, and the insertion of stainless steel sleeve 3 is arranged in device for fusing 2, and 1 right side of electric current inlet side is equipped with steel bushing skeleton 301,
And the insertion of steel bushing skeleton 301 is arranged in stainless steel sleeve 3,1 right side of electric current inlet side is equipped with electric current outlet 303, and electric current outlet 303
It is welded in stainless steel sleeve 3,1 right side of electric current inlet side is equipped with self reset device 4, and the insertion of self reset device 4 is arranged on stainless steel sleeve 3
In, self reset device 4 is internally provided with insulation barrier 401, and the insertion of insulation barrier 401 is arranged in self reset device 4, electric current inlet side 1
Right side is equipped with self reset device shell 402, and self reset device shell 402 is fitted tightly in self reset device 4,1 right side of electric current inlet side
Equipped with spring 403, and spring 403 is fixedly connected in insulation barrier 401, and 1 right side of electric current inlet side is equipped with metal derby 305, and gold
Belong to the insertion of block 305 to be arranged in self reset device 4,1 right side of electric current inlet side is equipped with conductive gold 304, and the insertion of conductive gold 304 is arranged on
In electric current inlet side 1.
Further, device for fusing 2 is internally provided with oxidation pottery layer 101, and aoxidizes the pottery insertion of layer 101 and be arranged on electric current inlet side
In 1, aoxidizing pottery layer 101, it can greatly improve the characteristic of metallic sodium.
Further, 1 right side of electric current inlet side is equipped with metallic sodium 302, and the insertion of metallic sodium 302 is arranged in stainless steel sleeve 3,
Metallic sodium 302 its can realize the runback function of this kind of electric machinery fuse.
Further, 1 right side of electric current inlet side is equipped with vitreum 202, and the insertion of vitreum 202 is arranged in device for fusing 2,
Vitreum 202 its can completely cut off electric current between electric current inlet side 1 and stainless steel sleeve 3 well.
Further, 1 right side of electric current inlet side is equipped with piston 404, and piston 404 is movably connected in insulation barrier 401, living
Runback of the plug 401 for after fusing works.
Further, device for fusing 2 is in " cylinder " shape, and structure well preferably can improve sensitivity, preferably protection member
Device and circuit.
Further, electric current inlet side 1 is in " cylinder " shape, and structure is more conducive to the activity of current ion, reduces electric current
Consumption.
Operation principle：First, this kind of electric machinery with fuse and important component is chained together, makes this kind of electricity
Power machinery fuse can play the role of protecting component, when the electric current by this kind of electric machinery fuse is excessive,
When electric current is through conductive gold 304 inside overcurrent inlet side 1, pure gold characteristic is made full use of, proof gold is encountering powerful electric current
A large amount of heat volume expansion is generated, it is made to squeeze metal derby 305, then metal derby 305 is made to squeeze metallic sodium 302, makes metallic sodium
302, which wrap metal derby 305, cuts off the connection between metal derby 305 and conductive gold 304, reaches the effect of fuse protection circuit
Fruit and after electric current returns normal, 304 temperature of conductive gold declines volume contraction, then passes through spring 403 and squeeze metallic sodium 305
Make to re-establish connection between metal derby 305 and conductive gold 304, the connection between turn-on current inlet side 1 and electric current outlet 303,
Make current lead-through, complete runback work, realize being used for multiple times for this kind of electric machinery fuse, make people unnecessary
In the case of, it does not need to replace fuse, this kind of electric machinery fuse is after multiple fuse protection circuit, when its electric current returns
After reforming often, this kind of electric machinery does not complete runback work with fuse, at this moment just needs replacing fuse, because of its inside
Conductive gold 304, which overruns, can not realize runback function.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of electric machinery fuse, including device for fusing (2) and electric current inlet side (1), it is characterised in that：The fusing dress
It puts and is equipped with electric current inlet side (1) on the left of (2), and the electric current inlet side (1) insertion is arranged in device for fusing (2), the fusing dress
It puts and current preventative layer (102) is equipped on the left of (2), and the current preventative layer (102) is fitted tightly in electric current inlet side (1), institute
Electric current inlet side (1) is stated to be internally provided at oxidation pottery layer docking (103), and (103) insertion is arranged at the oxidation pottery layer docking
In electric current inlet side (1), device for fusing shell (201), and the device for fusing shell are equipped on the right side of the electric current inlet side (1)
(201) it is fitted tightly in device for fusing (2), stainless steel sleeve (3), and the stainless steel is equipped on the right side of the electric current inlet side (1)
Set (3) insertion is arranged in device for fusing (2), and steel bushing skeleton (301), and the steel bushing are equipped on the right side of the electric current inlet side (1)
Skeleton (301) insertion is arranged in stainless steel sleeve (3), electric current outlet (303) is equipped on the right side of the electric current inlet side (1), and described
Electric current outlet (303) is welded in stainless steel sleeve (3), is equipped with self reset device (4) on the right side of the electric current inlet side (1), and it is described from
Apparatus for coating (4) insertion is arranged in stainless steel sleeve (3), and the self reset device (4) is internally provided with insulation barrier (401), and described
Insulation barrier (401) insertion is arranged in self reset device (4), and self reset device shell is equipped on the right side of the electric current inlet side (1)
(402), and the self reset device shell (402) is fitted tightly in self reset device (4), is equipped on the right side of the electric current inlet side (1)
Spring (403), and the spring (403) is fixedly connected in insulation barrier (401), and gold is equipped on the right side of the electric current inlet side (1)
Belong to block (305), and the metal derby (305) insertion is arranged in electric current inlet side (1), be equipped with and lead on the right side of the electric current inlet side (1)
Electric gold (304), and the conductive gold (304) insertion is arranged in electric current inlet side (1).
2. a kind of electric machinery fuse according to claim 1, it is characterised in that：The device for fusing (2) is internal
Equipped with oxidation pottery layer (101), and oxidation pottery layer (101) insertion is arranged in electric current inlet side (1).
3. a kind of electric machinery fuse according to claim 1, it is characterised in that：On the right side of the electric current inlet side (1)
Equipped with metallic sodium (302), and the metallic sodium (302) insertion is arranged in stainless steel sleeve (3).
4. a kind of electric machinery fuse according to claim 1, it is characterised in that：On the right side of the electric current inlet side (1)
Equipped with vitreum (202), and the vitreum (202) insertion is arranged in device for fusing (2).
5. a kind of electric machinery fuse according to claim 1, it is characterised in that：On the right side of the electric current inlet side (1)
Equipped with piston (404), and the piston (404) is movably connected in insulation barrier (401).
6. a kind of electric machinery fuse according to claim 1, it is characterised in that：The device for fusing (2) is in circle
Column.
7. a kind of electric machinery fuse according to claim 1, it is characterised in that：The electric current inlet side (1) is in circle
Column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554110.8U CN207529894U (en) | 2017-11-21 | 2017-11-21 | A kind of electric machinery fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554110.8U CN207529894U (en) | 2017-11-21 | 2017-11-21 | A kind of electric machinery fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207529894U true CN207529894U (en) | 2018-06-22 |
Family
ID=62582943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721554110.8U Expired - Fee Related CN207529894U (en) | 2017-11-21 | 2017-11-21 | A kind of electric machinery fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207529894U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706060A (en) * | 2017-11-21 | 2018-02-16 | 无锡市洗选设备厂 | A kind of electric machinery fuse |
-
2017
- 2017-11-21 CN CN201721554110.8U patent/CN207529894U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706060A (en) * | 2017-11-21 | 2018-02-16 | 无锡市洗选设备厂 | A kind of electric machinery fuse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180622 Termination date: 20181121 |