CN211016981U - Outdoor high-voltage enclosed type jet fuse - Google Patents
Outdoor high-voltage enclosed type jet fuse Download PDFInfo
- Publication number
- CN211016981U CN211016981U CN201922386009.1U CN201922386009U CN211016981U CN 211016981 U CN211016981 U CN 211016981U CN 201922386009 U CN201922386009 U CN 201922386009U CN 211016981 U CN211016981 U CN 211016981U
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- Prior art keywords
- fuse
- wire
- machine body
- inlet
- sealing cover
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- Expired - Fee Related
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Abstract
The utility model relates to an outdoor high-voltage enclosed type jet fuse, which comprises a machine body, a base, a porcelain bushing, a wire inlet, an arc extinguishing pipe, a wire outlet, insulating rubber, an upper sealing cover, a carrying piece, a fuse wire, a sealing cover, a hollow pipe, a fuse tube, a wire inlet, a hoop and a lower sealing cover, wherein the base is arranged at the bottom of the machine body through the lower sealing cover, the porcelain bushing is arranged at the periphery of the machine body, the wire inlet is arranged at one side of the lower part of the machine body, the wire inlet is arranged at one end of the wire inlet, the hoop is arranged inside the wire inlet, the fuse tube is arranged inside the hollow pipe, the utility model utilizes a metal conductor as a melt body to be connected in series in a circuit, when overload or short-circuit current passes through the melt body, the fuse is fused due to self heating, thereby the breaking of the electric appliance of the circuit, the fuse has simple structure and convenient use, and can be widely used as a protective device in an, is suitable for popularization and application.
Description
Technical Field
The utility model relates to an outdoor high pressure enclosed type jet fuse.
Background
High voltage expulsion fuses, abbreviated expulsion fuses. When the circuit is short-circuited or overloaded, the melt is melted to form an electric arc, the electric arc is stretched under the action of elasticity, the surrounding gas-producing medium is decomposed into gas by the high temperature of the electric arc, the pressure in the melt-carrying pipe is rapidly increased, and free gas forming longitudinal gas flow along with the melted metal is ejected out of the pipe to extinguish the electric arc.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outdoor high pressure enclosed type jet fuse to solve above-mentioned technical problem.
In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides an outdoor high-pressure enclosed type injection fuse, includes organism, base, insulator, inlet wire, arc extinguishing pipe, outlet, insulating rubber, goes up the closing cap, carries and holds piece, fuse, sealed cowling, hollow tube, fuse tube, inlet wire ware, staple bolt, lower closing cap, the base is installed in the bottom of organism through lower closing cap, the insulator is arranged in the periphery of organism, the inlet wire ware is installed in lower part one side of organism, the inlet wire is seted up in the one end of inlet wire ware, the staple bolt is installed in the inside of inlet wire ware, the arc extinguishing pipe is installed in the bottom of base, and meets with the inside of organism, the outlet is seted up at the top of organism, and meets with the organism through last closing cap, insulating rubber arranges the inside at the outlet, it is connected with the outlet through the fuse wire to carry and hold the piece, the inside of organism is the hollow tube, and the sealed cowling arranges the inboard at the organism, the fuse tube is mounted inside the hollow tube.
On the basis of the technical scheme, the wire inlet and the wire outlet are connected with the electric wire by adopting copper connection lugs.
On the basis of the technical scheme, the surfaces of the carrying and containing piece, the fuse wire and the fuse tube are made of tin-plated materials.
Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses utilize metallic conductor to establish ties in the circuit as the fuse-element, when transshipping or short-circuit current pass through the fuse-element, because of its self generates heat and fuses to a disjunction circuit's an electrical apparatus, fuse simple structure, convenient to use extensively is arranged in electric power system, various electrician's equipment and domestic appliance as the protection device.
Drawings
Fig. 1 is a schematic view of the device of the present invention.
Fig. 2 is a cross-sectional view of the device of the present invention.
In the figure: 1. the novel fuse wire device comprises a machine body, 2, a base, 3, a porcelain bushing, 4, a wire inlet, 5, an arc extinguishing tube, 6, a wire outlet, 7, insulating rubber, 8, an upper sealing cover, 9, a carrying piece, 10, a fuse wire, 11, a sealing cover, 12, a hollow tube, 13, a fuse wire tube, 14, a wire inlet, 15, a hoop, 16 and a lower sealing cover.
Detailed Description
The invention is explained in further detail below with reference to the figures and the embodiments.
As shown in fig. 1 and 2, an outdoor high-voltage enclosed type expulsion fuse includes: the novel electric arc extinguishing device comprises a machine body 1, a base 2, a porcelain bushing 3, a wire inlet 4, an arc extinguishing tube 5, a wire outlet 6, insulating rubber 7, an upper sealing cover 8, a carrying and containing piece 9, a fuse wire 10, a sealing cover 11, a hollow tube 12, a fuse tube 13, a wire inlet 14, a hoop 15 and a lower sealing cover 16, wherein the base 2 is installed at the bottom of the machine body 1 through the lower sealing cover 16, the porcelain bushing 3 is arranged at the periphery of the machine body 1, the wire inlet 14 is installed at one side of the lower part of the machine body 1, the wire inlet 4 is arranged at one end of the wire inlet 14, the hoop 15 is installed inside the wire inlet 14, the arc extinguishing tube 5 is installed at the bottom of the base 1 and is connected with the inside of the machine body 1, the wire outlet 6 is arranged at the top of the machine body 1 and is connected with the machine body 1 through the upper sealing cover 8, the insulating rubber 7 is arranged inside the wire outlet 6, the carrying and containing piece 9 is connected, the inside of organism 1 is hollow tube 12, and sealed cowling 11 arranges the inboard at organism 1, fuse tube 13 is installed in the inside of hollow tube 12, inlet wire 4 and outlet 6 adopt copper to connect the lug and be connected with the electric wire, the surface of holding piece 9, fuse 10, fuse tube 13 adopts the tin-plated material.
The utility model discloses utilize metallic conductor to establish ties in the circuit as the fuse-element, when overload or short-circuit current pass through the fuse-element, because of its self generates heat and fuses, thereby breaking circuit's an electrical apparatus, fuse simple structure, high durability and convenient use, extensively be used for electric power system, as the protection device among various electrician's equipment and the domestic appliance, the fuse generally uses square porcelain tube, built-in quartz sand and fuse-element, breaking capacity is strong, be used for below the voltage level 500V, in the circuit below the current level 1KA, when short-circuit current passes through the fuse-element, the fuse-element fuses immediately and produces electric arc, high temperature electric arc makes solid gas production material decompose rapidly and produces a large amount of high-pressure gas, thereby spout ionized gas area electric arc at pipe both ends, send very big reputation, and extinguish electric arc and divide disconnected electric.
The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.
Claims (3)
1. The utility model provides an outdoor high pressure enclosed type jet fuse, includes organism (1), base (2), insulator (3), inlet wire (4), arc-extinguishing tube (5), outlet (6), insulating rubber (7), goes up closing cap (8), carries and holds piece (9), fuse (10), seal cover (11), hollow tube (12), fuse tube (13), inlet wire ware (14), staple bolt (15), lower closing cap (16), its characterized in that: the base (2) is arranged at the bottom of the machine body (1) through a lower sealing cover (16), the porcelain bushing (3) is arranged at the periphery of the machine body (1), the wire inlet (14) is arranged at one side of the lower part of the machine body (1), the wire inlet (4) is arranged at one end of the wire inlet (14), the hoop (15) is arranged in the wire inlet (14), the arc extinguishing pipe (5) is arranged at the bottom of the base (2) and is connected with the inside of the machine body (1), the wire outlet (6) is arranged at the top of the machine body (1) and is connected with the machine body (1) through an upper sealing cover (8), the insulating rubber (7) is arranged in the wire outlet (6), the container (9) is connected with the wire outlet (6) through a fuse wire (10), the inside of the machine body (1) is a hollow tube (12), and the sealing cover (11) is arranged at the inner side of the machine body (1), the fuse tube (13) is mounted inside the hollow tube (12).
2. An outdoor high voltage enclosed type expulsion fuse according to claim 1, wherein: the wire inlet (4) and the wire outlet (6) are connected with the electric wire by adopting a copper wiring nose.
3. An outdoor high voltage enclosed type expulsion fuse according to claim 1, wherein: the surfaces of the carrying and containing piece (9), the fuse wire (10) and the fuse tube (13) are made of tin-plated materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386009.1U CN211016981U (en) | 2019-12-26 | 2019-12-26 | Outdoor high-voltage enclosed type jet fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386009.1U CN211016981U (en) | 2019-12-26 | 2019-12-26 | Outdoor high-voltage enclosed type jet fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211016981U true CN211016981U (en) | 2020-07-14 |
Family
ID=71474335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922386009.1U Expired - Fee Related CN211016981U (en) | 2019-12-26 | 2019-12-26 | Outdoor high-voltage enclosed type jet fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211016981U (en) |
-
2019
- 2019-12-26 CN CN201922386009.1U patent/CN211016981U/en not_active Expired - Fee Related
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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: 20200714 Termination date: 20201226 |