CN216648211U - Temperature fuse with new structure - Google Patents
Temperature fuse with new structure Download PDFInfo
- Publication number
- CN216648211U CN216648211U CN202123160473.2U CN202123160473U CN216648211U CN 216648211 U CN216648211 U CN 216648211U CN 202123160473 U CN202123160473 U CN 202123160473U CN 216648211 U CN216648211 U CN 216648211U
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- protective cover
- conductive wires
- movable
- temperature fuse
- movable terminal
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Abstract
The utility model belongs to the technical field of fuses, and particularly relates to a temperature fuse with a novel structure, which comprises: the middle protective cover is hollow, conductive wires are inserted into corresponding positions on two sides of the middle protective cover, and the conductive wires extend into the middle protective cover; one side the one end that the conducting wire is located middle protection casing inside is provided with movable terminal, movable terminal's lower part is provided with elastic support piece, and elastic support piece's lower extreme is connected with the interior downside of middle protection casing, movable terminal's upper portion is provided with the hot melt pillar. Through the arrangement of the hot-melting support column, the movable binding column is kept pressed on the connecting piece, so that the two conductive wires are kept electrically connected; when the hot melt pillar is heated and fused, the movable wiring terminal is pushed up under the elastic action of the elastic supporting piece, so that the two conductive wires are disconnected, the protection effect is achieved, and the hot melt pillar can be continuously used after being replaced.
Description
Technical Field
The utility model relates to the technical field of fuses, in particular to a temperature fuse with a novel structure.
Background
The thermal fuse is also called a thermal fuse (national standard GB9816.1-2013) and is a temperature sensing circuit cutting device. The temperature fuse can sense overheating generated in abnormal operation of electric and electronic products, so that a loop is cut off to avoid fire. Are commonly used: the electric hair drier, the electric iron, the electric cooker, the electric furnace, the transformer, the motor, the water dispenser, the coffee pot and the like cannot be used again after the temperature fuse is operated, and the temperature fuse only acts once at the fusing temperature.
The existing temperature fuse is usually directly used as a waste after being used once, and materials are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a temperature fuse with a novel structure, so as to solve the problem that the existing temperature fuse proposed in the background art is usually directly wasted after being used once and wastes more materials.
In order to achieve the purpose, the utility model provides the following technical scheme: a new construction of a temperature fuse, comprising:
the middle protective cover is hollow, conductive wires are inserted into corresponding positions on two sides of the middle protective cover, and the conductive wires extend into the middle protective cover;
one side the inside one end that the conducting wire is located middle protection casing is provided with movable terminal, movable terminal's lower part is provided with elastic support piece, and elastic support piece's lower extreme is connected with the interior downside of middle protection casing, movable terminal's upper portion is provided with the hot melt pillar, the opposite side the inside one end that the conducting wire is located middle protection casing is provided with the connecting piece that can contact with movable terminal.
Preferably, the outer surface of the middle protective cover is provided with a circulation groove.
Preferably, the lower surface of the middle protective cover is provided with an installation channel, and a bottom cover is clamped in the installation channel.
Preferably, the movable binding post is positioned at the upper side of the connecting piece, and the connecting piece is in a concave arc plate shape.
Compared with the prior art, the utility model has the beneficial effects that:
1) through the arrangement of the hot-melting support column, the movable binding post is kept pressed on the connecting piece, so that the two conductive wires are kept electrically connected;
2) when the hot melt pillar is heated and fused, the movable wiring terminal is pushed up under the elastic action of the elastic supporting piece, so that the two conductive wires are disconnected, the protection effect is achieved, and the hot melt pillar can be continuously used after being replaced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the middle shield of the present invention;
fig. 3 is a schematic structural view of the conductive wire and the connecting member of the present invention.
In the figure: 1 middle protective cover, 2 conductive wires, 3 bottom covers, 4 connecting pieces, 5 movable binding posts, 6 hot melting support columns, 7 elastic supporting pieces and 8 circulation grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, the present invention provides a technical solution: a new construction of a temperature fuse, comprising:
the protective device comprises a middle protective cover 1, wherein the middle protective cover 1 is hollow, conductive wires 2 are inserted into corresponding positions on two sides of the middle protective cover 1, and the conductive wires 2 extend into the middle protective cover 1; after the conductive wires 2 are inserted into the middle protective cover 1, the middle protective cover 1 and the conductive wires 2 are bonded or welded, and the positions of the conductive wires 2 on the two sides correspond to each other.
One side the one end that conducting wire 2 is located middle protection casing 1 inside is provided with movable terminal 5, movable terminal 5's lower part is provided with elastic support member 7, and elastic support member 7's upper and lower end is connected through the mode that bonds with movable terminal 5, the interior downside of middle protection casing 1, movable terminal 5's upper portion is provided with hot melt pillar 6, the opposite side the one end that conducting wire 2 is located middle protection casing 1 inside is provided with connecting piece 4 that can contact with movable terminal 5.
Preferably, the outer surface of the middle protective cover 1 is provided with a circulation groove 8. The arrangement of the circulation groove 8 ensures that air circulates inside and outside the middle protective cover 1, and the temperature difference is small.
Preferably, the lower surface of the middle protective cover 1 is provided with an installation channel, and a bottom cover 3 is clamped in the installation channel. Through the cooperation of bottom 3 and installation passageway, conveniently to the inside structure installation of middle protection casing 1, adjust.
Preferably, the movable terminal 5 is located at the upper side of the connecting piece 4, and the connecting piece 4 is in a concave arc plate shape. The movable wiring terminal 5 is conveniently supported, and the movable wiring terminal 5 is prevented from inclining and sliding.
The working principle is as follows: establish ties the conductive wire 2 of both sides on the circuit, setting through circulation groove 8, make inside and outside circulation of air of middle protection casing 1, when air temperature is higher, reach the melting point of hot melt pillar 6, then hot melt pillar 6 melts, the effort to movable binding post 5 reduces, elastic support element 7 is originally in compression state, elastic support element 7's elasticity is overcome movable binding post 5's gravity and hot melt pillar 6's effort and is pushed up movable binding post 5, make connecting piece 4, movable binding post 5 separates, make the return circuit disconnection.
After the bottom cover 3 is opened and the hot-melting support 6 is replaced, the movable wiring terminal 5 is contacted with the connecting piece 4 again, and the use can be continued.
The hot-melt support 6 is made of a specific material according to the use condition, and if the temperature of the working environment of the electric device is not higher than 200 ℃, the melting point of the material of the hot-melt support 6 is not higher than 200 ℃.
While there have been shown and described the fundamental principles and essential features of the utility model and advantages thereof, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A temperature fuse of a new structure, comprising:
the protective device comprises a middle protective cover (1), wherein the middle protective cover (1) is hollow, conductive wires (2) are inserted into corresponding positions on two sides of the middle protective cover (1), and the conductive wires (2) extend into the middle protective cover (1);
one side the inside one end that conductive wire (2) are located middle protection casing (1) is provided with movable terminal (5), the lower part of movable terminal (5) is provided with elastic support piece (7), and the lower extreme of elastic support piece (7) is connected with downside in middle protection casing (1), the upper portion of movable terminal (5) is provided with hot melt pillar (6), the opposite side the inside one end that conductive wire (2) are located middle protection casing (1) is provided with connecting piece (4) that can contact with movable terminal (5).
2. A new construction of a temperature fuse according to claim 1, wherein: the outer surface of the middle protective cover (1) is provided with a circulation groove (8).
3. A new construction of a temperature fuse according to claim 1, wherein: the lower surface of the middle protective cover (1) is provided with an installation channel, and a bottom cover (3) is clamped in the installation channel.
4. A new construction of a temperature fuse according to claim 1, wherein: the movable wiring terminal (5) is positioned on the upper side of the connecting piece (4), and the connecting piece (4) is in a concave arc plate shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123160473.2U CN216648211U (en) | 2021-12-15 | 2021-12-15 | Temperature fuse with new structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123160473.2U CN216648211U (en) | 2021-12-15 | 2021-12-15 | Temperature fuse with new structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216648211U true CN216648211U (en) | 2022-05-31 |
Family
ID=81742192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123160473.2U Active CN216648211U (en) | 2021-12-15 | 2021-12-15 | Temperature fuse with new structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216648211U (en) |
-
2021
- 2021-12-15 CN CN202123160473.2U patent/CN216648211U/en active Active
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