CN208889594U - Novel high-pressure expulsion fuse - Google Patents
Novel high-pressure expulsion fuse Download PDFInfo
- Publication number
- CN208889594U CN208889594U CN201821850370.4U CN201821850370U CN208889594U CN 208889594 U CN208889594 U CN 208889594U CN 201821850370 U CN201821850370 U CN 201821850370U CN 208889594 U CN208889594 U CN 208889594U
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- China
- Prior art keywords
- fuse
- colored ribbon
- chassis
- porcelain bushing
- lumen therethrough
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Abstract
The utility model provides novel high-pressure expulsion fuse, relates generally to field of electrical equipment.Novel high-pressure expulsion fuse, including fuse and indication box, the fuse includes chassis porcelain bushing, cartridge fuse and fuse, setting guide pipe and arc extinguishing stick inside the chassis porcelain bushing, rubber closure is arranged in the chassis porcelain bushing bottom, it is lumen therethrough inside the indication box, colored ribbon is set inside the lumen therethrough, the colored ribbon package is stored in lumen therethrough, encapsulating film is respectively provided at the top and bottom of the lumen therethrough, the encapsulating film is for limiting colored ribbon, the slip pipe can puncture under the action of the spring encapsulating film in fuse failure and discharge colored ribbon.The utility model has the beneficial effects that: the utility model can excite instruction device in fuse failure, fuse tube pop-up, service personnel is allow to clearly distinguish abort situation.
Description
Technical field
The utility model relates generally to field of electrical equipment, specifically novel high-pressure expulsion fuse.
Background technique
The fuse that country's overhead distribution uses at present belongs to non-all insulation equipment, contact is naked based on drop type
Dew, therefore there are high failure rate, easy pollution flashover, easy to fall off, the operation drawbacks such as risky, it is always in route all insulation process
Insoluble problem.Especially in tree line contradiction, fuse accounts for significant proportion since the exposed part of electrification causes to have a power failure,
In order to improve circuit reliability, the research for carrying out the insulating technology of fuse is very necessary.What is had currently on the market is complete exhausted
Edge high-pressure injection formula fuse is a kind of equipment of Totally-enclosed-type, has the characteristics that antifouling property is good, and it is molten to solve drop type
Disconnected device high failure rate, easy pollution flashover, the drawbacks such as easy to fall off, operation is risky.Full-insulating high-voltage expulsion fuse working principle is
Electric arc is formed using melt itself fusing, then under high arc temperature effect, the special material gasification in arc-extinguishing tube is generated big
Gas is measured, then blows out electric arc by this gas, and is released fusion tube movable part outside fuse by spring effect,
Electrical fracture is formed, to cut-off circuit, cuts off faulty section route or faulty equipment.But at present in specific use process
In, since fuse pipe diameter is thinner, in the higher situation of equipment installation position, especially at night and bad lighting conditions, fuse
It is not readily observed after fusing, cartridge fuse pop-up.
Utility model content
To solve the deficiencies in the prior art, the utility model provides novel high-pressure expulsion fuse, it can be molten
Instruction device is excited when silk fusing, fuse tube pop-up, service personnel is allow to clearly distinguish abort situation.
The utility model to achieve the above object, is achieved through the following technical solutions:
Novel high-pressure expulsion fuse, including fuse and indication box, the fuse include pedestal porcelain
Set, cartridge fuse and fuse, the cartridge fuse are connect with chassis porcelain bushing internal slide, and the cartridge fuse includes casing and slip pipe, institute
It states slip pipe to connect with cannula slide, spring is set between the slip pipe and casing, and fastening bolt is arranged in described sleeve pipe bottom, described
Fuse is mounted on inside cartridge fuse, and conducting wire is arranged in the fuse bottom, and copper nose, the copper is arranged far from fuse one end in the conducting wire
Nose and fastening bolt are adapted, and fixed contact and lower fixed contact, institute is respectively set in the chassis porcelain bushing inner top and bottom
It states and is connected with upper connecting terminal on fixed contact, lower connecting terminal, the chassis porcelain bushing are connected on the lower fixed contact
Guide pipe and arc extinguishing stick be set between internal upper fixed contact and lower fixed contact, in the chassis porcelain bushing below the guide pipe
Clip is set, and the casing and clip of the fuse bottom of the tube are adapted, and rubber closure is arranged in the chassis porcelain bushing bottom, described
Indication box is detachably fixed with rubber closure and connect, and is lumen therethrough inside the indication box, setting is color inside the lumen therethrough
Band, the colored ribbon package are stored in lumen therethrough, are respectively provided with encapsulating film at the top and bottom of the lumen therethrough, the encapsulating film is used for
Colored ribbon is limited, the slip pipe can puncture under the action of the spring encapsulating film in fuse failure and discharge colored ribbon.
The colored ribbon is fluorescence and reflective colored ribbon.
The colored ribbon color is three kinds of colors of corresponding three-phase alternating current three-phase.
The prior art is compared, the beneficial effects of the utility model are:
The utility model is additionally arranged at the bottom indication box in fuse, when fuse failure, fuse tube pop-up, fuse tube bottom
Portion can puncture encapsulating film, and encapsulating film can discharge the colored ribbon in lumen therethrough after being punctured, and colored ribbon is as eye-catching marker
Service personnel can be made to clearly distinguish abort situation, and timely faulty circuit is overhauled, make line fault as early as possible
It excludes.
Detailed description of the invention
Attached drawing 1 is the utility model structure diagram；
Attached drawing 2 is the utility model cartridge fuse ejecting structure schematic diagram；
Attached drawing 3 is the portion the utility model A partial enlargement structural representation.
Label shown in attached drawing: 1, fuse；2, indication box；3, chassis porcelain bushing；4, cartridge fuse；5, fuse；6, it covers
Pipe；7, slip pipe；8, spring；9, fastening bolt；10, copper nose；11, upper fixed contact；12, lower fixed contact；13, upper terminals
Son；14, lower connecting terminal；15, guide pipe；16, arc extinguishing stick；17, clip；18, rubber closure；19, lumen therethrough；20, colored ribbon；
21, encapsulating film.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
In range defined herein.
As shown in Figure 1-3, novel high-pressure expulsion fuse described in the utility model, including fuse 1 and instruction
Box 2, the fuse 1 include chassis porcelain bushing 3, cartridge fuse 4 and fuse 5, and the chassis porcelain bushing is internal as seal
The connection line in portion is protected, and internal wiring is prevented to be contaminated.The cartridge fuse 4 is connect with 3 internal slide of chassis porcelain bushing,
The cartridge fuse 4 includes casing 6 and slip pipe 7, and the slip pipe 7 is slidably connected with casing 6, is arranged between the slip pipe 7 and casing 6
Fastening bolt 9 is arranged in spring 8,6 bottom of described sleeve pipe, and the fuse 5 is mounted on inside cartridge fuse 4,5 bottom of the fuse setting
Copper nose 10 is arranged far from fuse one end in conducting wire, the conducting wire, and when fuse to be installed in cartridge fuse 4, the related copper nose of conducting wire is stretched
7 bottom of slip pipe out presses slip pipe 7, makes 7 compressed spring of slip pipe, and slide into casing 6, copper nose is then hung over fastening bolt 9
On, after screwing fastening bolt, fasten copper nose.Fixed contact 11 is respectively set in 3 inner top of chassis porcelain bushing and bottom
With lower fixed contact 12, upper connecting terminal 13 is connected on fixed contact 11, is connected on the lower fixed contact 12
15 He of guide pipe is arranged between the upper fixed contact 11 and lower fixed contact 12 inside the chassis porcelain bushing 3 in lower connecting terminal 14
Arc extinguishing stick 16, the chassis porcelain bushing 3 of 15 lower section of guide pipe is interior to be arranged clip 17, the casing 6 and clip of 4 bottom of cartridge fuse
17 match, and prevent cartridge fuse from dropping out.Rubber closure 18 is arranged in 3 bottom of chassis porcelain bushing, and the indication box 2 and rubber are close
Capping 18 is detachably fixed connection, is lumen therethrough 19 inside the indication box 2, colored ribbon 20, institute is arranged inside the lumen therethrough 19
Colored ribbon is stated as soft material, the package of colored ribbon 20 is stored in lumen therethrough 19, is respectively provided at the top and bottom of the lumen therethrough 19
Encapsulating film 21, for limiting to colored ribbon 20, the slip pipe 7 can be made the encapsulating film 21 when fuse 5 fuses in spring 8
Encapsulating film 21 is punctured under to discharge colored ribbon 20.Colored ribbon can make service personnel clearly distinguish event as eye-catching marker
Hinder position, and timely faulty circuit is overhauled, excludes line fault as early as possible.
Preferably, the colored ribbon 20 is fluorescence and reflective colored ribbon, in the region that night or light are bad, fluorescence and reflective
Colored ribbon can self-luminous and reflection light, keep the marker of abort situation more eye-catching, service personnel enable clearly to differentiate
It is out of order position, makes disposition as early as possible.
Preferably, 20 color of colored ribbon is three kinds of colors of corresponding three-phase alternating current three-phase.Pass through the coloured silk of different colours
Band can allow service personnel to tell which of three-phase alternating current and mutually break down.
Embodiment:
Novel high-pressure expulsion fuse, including fuse 1 and indication box 2, the fuse 1 include pedestal
Insulator 3, cartridge fuse 4 and fuse 5, the chassis porcelain bushing are ceramic material, and the cartridge fuse 4 connects with 3 internal slide of chassis porcelain bushing
Connect, the cartridge fuse 4 includes casing 6 and slip pipe 7, and the slip pipe 7 can slide in casing 6, the slip pipe 7 and casing 6 it
Between spring 8 is set, fastening bolt 9 is arranged in 6 bottom of described sleeve pipe, and the fuse 5 is mounted on inside cartridge fuse 4,5 bottom of fuse
Portion's connecting wire, the conducting wire connect copper nose 10 far from fuse one end, and the copper nose 10 can be affiliated in fastening bolt 9, lead to
Overwinding tightly fixing bolt can fix copper nose, and 11 He of fixed contact is inlayed in 3 inner top of chassis porcelain bushing and bottom respectively
Lower fixed contact 12 has been bolted upper connecting terminal 13, bolt on the lower fixed contact 12 on fixed contact 11
It is connected with lower connecting terminal 14, guiding is set between the upper fixed contact 11 and lower fixed contact 12 inside the chassis porcelain bushing 3
Pipe 15 and arc extinguishing stick 16, the chassis porcelain bushing 3 of 15 lower section of guide pipe is interior to be arranged clip 17, the casing 6 of 4 bottom of cartridge fuse
It is adapted with clip 17, rubber closure 18 is arranged in 3 bottom of chassis porcelain bushing, and the indication box 2 can with rubber closure 18
Disassembly is fixedly connected, and indication box is threadedly coupled with rubber closure in the present embodiment.Indication box described in the present embodiment is hard
Plastic material is lumen therethrough 19 inside the indication box 2, and colored ribbon 20 is arranged inside the lumen therethrough 19, and the colored ribbon is nylon
Material, the colored ribbon 20 package are stored in lumen therethrough 19, and colored ribbon 20 described in the present embodiment is fluorescence and reflective colored ribbon, described
20 color of colored ribbon is the red green three kinds of colors of indigo plant of corresponding three-phase alternating current three-phase.It is glued envelope in 19 top and bottom of lumen therethrough
Film 21 is filled, for the encapsulating film 21 for limiting to colored ribbon 20, encapsulating film described in the present embodiment is rigid plastics thin slice, institute
Encapsulating film 21 can be punctured and discharge colored ribbon 20 when fuse 5 fuses under the effect of spring 8 by stating slip pipe 7.The present embodiment it is beneficial
Effect is: the present embodiment punctures encapsulating film by fuse bottom of the tube, colored ribbon can be discharged, to refer to abort situation
Show, service personnel is enable to find abort situation in time.
Claims (3)
1. novel high-pressure expulsion fuse, including fuse (1) and indication box (2), it is characterized in that: the fuse sheet
Body (1) includes chassis porcelain bushing (3), cartridge fuse (4) and fuse (5), and the cartridge fuse (4) and chassis porcelain bushing (3) internal slide connect
It connects, the cartridge fuse (4) includes casing (6) and slip pipe (7), and the slip pipe (7) is slidably connected with casing (6), the slip pipe (7)
Spring (8) are set between casing (6), fastening bolt (9) are arranged in described sleeve pipe (6) bottom, and the fuse (5) is mounted on fuse
(4) inside is managed, conducting wire is arranged in fuse (5) bottom, and copper nose (10) are arranged far from fuse one end in the conducting wire, the copper nose
(10) be adapted with fastening bolt (9), chassis porcelain bushing (3) inner top and bottom be respectively set fixed contact (11) and under
Fixed contact (12) is connected with upper connecting terminal (13) on fixed contact (11), connects on the lower fixed contact (12)
It is connected to lower connecting terminal (14), is set between the chassis porcelain bushing (3) internal upper fixed contact (11) and lower fixed contact (12)
Guide pipe (15) and arc extinguishing stick (16) are set, clip (17) are set in the chassis porcelain bushing (3) below the guide pipe (15), it is described molten
The casing (6) of fiber tube (4) bottom and clip (17) are adapted, and rubber closure (18) are arranged in chassis porcelain bushing (3) bottom, institute
It states indication box (2) and is detachably fixed with rubber closure (18) and is connect, be inside the indication box (2) lumen therethrough (19), it is described
Colored ribbon (20) are set inside lumen therethrough (19), colored ribbon (20) package is stored in lumen therethrough (19), the lumen therethrough (19)
Top and bottom are respectively provided with encapsulating film (21), and for limiting to colored ribbon (20), the slip pipe (7) exists the encapsulating film (21)
Fuse (5) can puncture encapsulating film (21) in the case where spring (8) act on when fusing and discharge colored ribbon (20).
2. novel high-pressure expulsion fuse according to claim 1, it is characterized in that: the colored ribbon (20) is for fluorescence and instead
Honorable band.
3. novel high-pressure expulsion fuse according to claim 1, it is characterized in that: the colored ribbon (20) color is to correspond to
Three kinds of colors of three-phase alternating current three-phase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850370.4U CN208889594U (en) | 2018-11-09 | 2018-11-09 | Novel high-pressure expulsion fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850370.4U CN208889594U (en) | 2018-11-09 | 2018-11-09 | Novel high-pressure expulsion fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208889594U true CN208889594U (en) | 2019-05-21 |
Family
ID=66518047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821850370.4U Expired - Fee Related CN208889594U (en) | 2018-11-09 | 2018-11-09 | Novel high-pressure expulsion fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208889594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952134A (en) * | 2020-07-28 | 2020-11-17 | 湖南特诚成套电器有限公司 | Self-alarming injection type high-voltage fuse |
-
2018
- 2018-11-09 CN CN201821850370.4U patent/CN208889594U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952134A (en) * | 2020-07-28 | 2020-11-17 | 湖南特诚成套电器有限公司 | Self-alarming injection type high-voltage 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: 20190521 Termination date: 20201109 |