CN216435825U - Novel high-voltage fuse - Google Patents
Novel high-voltage fuse Download PDFInfo
- Publication number
- CN216435825U CN216435825U CN202122394139.7U CN202122394139U CN216435825U CN 216435825 U CN216435825 U CN 216435825U CN 202122394139 U CN202122394139 U CN 202122394139U CN 216435825 U CN216435825 U CN 216435825U
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- inner cap
- voltage fuse
- cap
- fuse
- ceramic tube
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Abstract
The utility model discloses a novel high-voltage fuse, including fusible core ceramic tube, its characterized in that: the two ends of the fusible core ceramic tube are respectively pressed with the connecting inner caps, the outer end of each connecting inner cap is respectively welded with the inner cap through a fused mass, and each inner cap is respectively pressed with the outer cap through a gasket. The utility model relates to a high-voltage fuse equipment field specifically says, relates to a novel high-voltage fuse. The device can facilitate the use of the fuse.
Description
Technical Field
The utility model relates to a high-voltage fuse equipment field specifically says, relates to a novel high-voltage fuse.
Background
The high-voltage fuse is the simplest protective electrical appliance in a power grid, is connected in series in a circuit, and automatically fuses when short-circuit current or long-term overload current flows, so that electrical equipment in the circuit is protected.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a novel high-voltage fuse makes things convenient for the use of fuse.
The utility model adopts the following technical scheme to realize the purpose of the invention:
the utility model provides a novel high-voltage fuse, has undulant ripple fusible core ceramic tube including the surface, its characterized in that: two ends of the fusible core ceramic tube are respectively pressed with the connecting inner caps;
the outer end of each connecting inner cap is welded with the inner cap through a melt;
and each inner cap is pressed on the outer cap through a gasket.
As a further limitation of the technical scheme, the fusible core ceramic tube is a surface threaded tube, and the fusible links are arranged in the threaded tube.
As a further limitation of the technical scheme, the melt, the inner cap and the connecting inner cap are welded integrally.
As a further limitation of the technical scheme, the connecting inner cap, the inner cap and the outer cap are made of red copper.
As a further limitation of the technical scheme, the gasket is made of mica sheets.
As a further limitation of the technical solution, the fusible core ceramic tube is made of alumina ceramic.
As the further limitation of the technical scheme, the outer sides of the outer caps are respectively provided with a wiring terminal, the surface of the wiring terminal is plated with silver, and the wiring terminal is designed in an arc shape.
Compared with the prior art, the utility model discloses an advantage is with positive effect:
the production process is simple, the production cost is reduced, the efficiency is high, the product performance is stable, the reliability is high, the appearance structure design is reasonable, and the heat dissipation performance of the product is good;
the fusible core ceramic tube is a threaded tube, so that the production cost can be reduced, the creepage distance can be lengthened, the heat dissipation surface area of a product can be increased, and the service life of the fuse can be prolonged;
the arc design of the connecting terminal prevents voltage arcing.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a perspective view of the present invention.
In the figure: 1. the outer cap 2, the gasket 3, the inner cap 4, the connection inner cap 5, the melt 6, the fusible core ceramic tube with the threaded surface 7 and the connection terminal.
Detailed Description
In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1-3, the utility model comprises a fusible core ceramic tube 6 with a thread on the surface, wherein two ends of the fusible core ceramic tube 6 with the thread on the surface are respectively pressed with a connecting inner cap 4;
the outer end of each connecting inner cap 4 is welded with the inner cap 3 through a melt 5;
each inner cap 3 is pressed on the outer cap 1 through a gasket 2.
The fusible core ceramic tube 6 with the threaded surface is a threaded tube, the creepage distance and the product heat dissipation function can be lengthened, the service life is prolonged, and secondary electric arc conduction after the fuse link is fused can be avoided.
The melt 5, the inner cap 3 and the connecting inner cap 4 are welded integrally.
The inner connecting cap 4, the inner cap 3 and the outer cap 1 are made of red copper.
The gasket 2 is made of mica sheets.
The fusible core ceramic tube 6 is made of 95 aluminum oxide ceramic.
The outer side of the outer cap 1 is provided with a wiring terminal 7, the surface of the wiring terminal 7 is plated with silver, and the wiring terminal 7 is designed in an arc shape.
The utility model discloses a work flow does: when the circuit is short-circuited or overloaded, the current passes through the fusible core ceramic tube 6, the inner cap 3, the connecting inner cap 4 and the outer cap 1 to play a role in conducting, and when the current is too large, the fuse link is fused.
The above disclosure is only one specific embodiment of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art should fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel high-voltage fuse, has wavy fusible core ceramic tube (6) of fluctuation on the surface, its characterized in that: two ends of the fusible core ceramic tube (6) with the wavy surface are respectively pressed with the connecting inner cap (4);
the outer end of each connecting inner cap (4) is welded with the inner cap (3) through a melt (5);
each inner cap (3) is pressed on the outer cap (1) through a gasket (2).
2. The new high voltage fuse of claim 1, wherein: the fuse core ceramic tube (6) is a threaded tube, and the fuse links are arranged in a spiral groove of the threaded tube.
3. The new high voltage fuse of claim 1, wherein: the melt (5), the inner cap (3) and the connecting inner cap (4) are integrally welded.
4. The new high voltage fuse of claim 1, wherein: the inner connecting cap (4), the inner cap (3) and the outer cap (1) are made of red copper.
5. The new high voltage fuse of claim 1, wherein: the gasket (2) is made of mica sheets.
6. The new high voltage fuse of claim 1, wherein: the fusible core ceramic tube (6) with the wavy surface is made of 95 aluminum oxide ceramic.
7. The new high voltage fuse of claim 1, wherein: the outer side of the outer cap (1) is provided with a wiring terminal (7) respectively, the surface of the wiring terminal (7) is plated with silver, and the wiring terminal (7) is designed in an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122394139.7U CN216435825U (en) | 2021-09-30 | 2021-09-30 | Novel high-voltage fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122394139.7U CN216435825U (en) | 2021-09-30 | 2021-09-30 | Novel high-voltage fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216435825U true CN216435825U (en) | 2022-05-03 |
Family
ID=81332027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122394139.7U Active CN216435825U (en) | 2021-09-30 | 2021-09-30 | Novel high-voltage fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216435825U (en) |
-
2021
- 2021-09-30 CN CN202122394139.7U patent/CN216435825U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |