CN221486417U - Insulation mounting structure of fuse - Google Patents
Insulation mounting structure of fuse Download PDFInfo
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- CN221486417U CN221486417U CN202420079518.8U CN202420079518U CN221486417U CN 221486417 U CN221486417 U CN 221486417U CN 202420079518 U CN202420079518 U CN 202420079518U CN 221486417 U CN221486417 U CN 221486417U
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- copper bar
- connecting part
- conductive connecting
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Abstract
The utility model discloses an insulating mounting structure of a fuse, which comprises a fuse body, wherein two ends of the fuse body are respectively provided with a first conductive connecting part and a second conductive connecting part; the two ends of the fuse body are respectively sleeved with a first insulating sleeve shell and a second insulating sleeve shell, through holes are formed in the first insulating sleeve shell and the second insulating sleeve shell, a first conductive copper bar is connected to the first conductive connecting part through the through holes in the first insulating sleeve shell, and a second conductive copper bar is connected to the second conductive connecting part through the through holes in the second insulating sleeve shell; the first conductive connecting parts and the second conductive connecting parts at two ends of the fuse are respectively covered by the first insulating sleeve shell and the second insulating sleeve shell to realize internal and external insulation, and the first conductive copper bars and the second conductive copper bars are used for realizing conductive connection, so that when the fuse is mounted, due to the insulating effect, the conditions of an electric gap and a creepage distance are not required to be considered, compact mounting is realized, and the mounting space is convenient to reduce.
Description
Technical Field
The utility model relates to the technical field of fuses, in particular to an insulating mounting structure of a fuse.
Background
The fuse means an electric appliance that fuses a melt by heat generated by itself when a current exceeds a prescribed value, thereby breaking a circuit. Fuses are widely used in power distribution systems and control systems and in electrical equipment, and are one of the most commonly used protectors for short circuits and overload currents.
Both ends of the fuse are provided with conductive connection parts and exposed connection parts, and are electrified, and when the fuse is installed, if insulation protection is not available, enough electric gaps and creepage distances are required to be reserved, so that the installation space is enlarged, and the volume of a power supply system is enlarged.
Disclosure of utility model
First technical problem
The utility model aims to provide an insulating mounting structure of a fuse, which solves the problem that in the prior art, after the fuse is directly mounted, an electric gap and a creepage distance are required to be reserved, so that the mounting space is increased.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The insulation mounting structure of the fuse comprises a fuse body, wherein two ends of the fuse body are respectively provided with a first conductive connecting part and a second conductive connecting part; the fuse is characterized in that a first insulating sleeve and a second insulating sleeve are sleeved at two ends of the fuse body respectively, through holes are formed in the first insulating sleeve and the second insulating sleeve, a first conductive connecting portion penetrates through the through holes in the first insulating sleeve and is connected with a first conductive copper bar, and a second conductive connecting portion penetrates through the through holes in the second insulating sleeve and is connected with a second conductive copper bar.
Preferably, the first insulating casing and the second insulating casing have the same structure, and are made of epoxy glass cloth plates.
Preferably, the first insulating casing and the second insulating casing each comprise a casing and a bearing plate arranged in the casing, the through holes are formed in the bearing plate, and two ends of the casing extend to two sides of the bearing plate respectively.
Preferably, the distance between the end of the housing, which is close to the first conductive connection part or the second conductive connection part, and the bearing plate is greater than the height of the first conductive connection part or the second conductive connection part extending out of the bearing plate.
Preferably, the thickness of the bearing plate is smaller than the height of the protrusion of the first conductive connection portion or the second conductive connection portion.
Preferably, a first notch positioned on one side of the first conductive connecting part or the second conductive connecting part extending out is formed in the shell, and a second notch deviating from one side of the first notch is formed in the shell; the first notch is used for penetrating through the first conductive copper bar or the second conductive copper bar, and the second notch is used for avoiding the connecting part on the fuse body.
Preferably, the first conductive copper bar and the second conductive copper bar are both L-shaped structures.
Preferably, the first conductive connecting portion and the second conductive connecting portion are respectively provided with a plurality of threaded connecting holes uniformly distributed in the circumferential direction, and the bending portions of the first conductive copper bar and the second conductive copper bar are respectively provided with a fastening hole corresponding to the threaded connecting holes.
Preferably, one of the first conductive copper bar or the second conductive copper bar is an input copper bar, and the other is an output copper bar.
(III) beneficial effects
The first conductive connecting parts and the second conductive connecting parts at two ends of the fuse are respectively covered by the first insulating sleeve shell and the second insulating sleeve shell to realize internal and external insulation, and the first conductive copper bars and the second conductive copper bars are used for realizing conductive connection, so that when the fuse is mounted, due to the insulating effect, the conditions of an electric gap and a creepage distance can be omitted, compact mounting is realized, and the mounting space is reduced.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an exploded structure of an embodiment of the present utility model;
fig. 3 is a schematic perspective view of a first perspective view of a fuse body according to an embodiment of the present utility model;
Fig. 4 is a schematic perspective view of a second perspective view of a fuse body according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a first insulating jacket and a second insulating jacket according to an embodiment of the present utility model;
in fig. 1 to 5, the correspondence between the component names or lines and the drawing numbers is:
The fuse body 1, the first conductive connecting part 2, the second conductive connecting part 3, the first insulating sleeve 4, the second insulating sleeve 5, the through hole 6, the first conductive copper bar 7, the second conductive copper bar 8, the shell 9, the bearing plate 10, the first notch 11, the second notch 12, the threaded connecting hole 13 and the fastening hole 14.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, an insulation mounting structure of a fuse is provided in an embodiment of the present utility model, which includes a fuse body 1, two ends of the fuse body 1 are respectively provided with a first conductive connection portion 2 and a second conductive connection portion 3, the first conductive connection portion 2 and the second conductive connection portion 3 implement input and input conductive connection of the fuse, and exposed conductive portions are also present at the connection portions of the first conductive connection portion 2 and the second conductive connection portion 3, so that, in the case of no insulation protection, it is necessary to ensure an electrical gap and a creepage distance meeting the conditions to implement safe use, but an installation space is also increased, so that, in order to solve the problem, in the embodiment, a corresponding improvement scheme is provided, specifically, two ends of the fuse body 1 are respectively sleeved with a first insulation sleeve 4 and a second insulation sleeve 5, the first insulating sleeve shell 4 and the second insulating sleeve shell 5 are respectively provided with a through hole 6, the first conductive connecting part 2 passes through the through holes 6 on the first insulating sleeve shell 4 to be connected with a first conductive copper bar 7, the second conductive connecting part 3 passes through the through holes 6 on the second insulating sleeve shell 5 to be connected with a second conductive copper bar 8, the first conductive connecting part 2, the second conductive connecting part 3 and corresponding connecting parts are respectively sheathed by the first insulating sleeve shell 4 and the second insulating sleeve shell 5 to realize cladding and insulation, simultaneously, the first conductive copper bar 7 and the second conductive copper bar 8 are used for realizing conductive connection and respectively realizing compaction on the first insulating sleeve shell 4 and the second insulating sleeve shell 5, thereby forming an integral structure with the fuse, particularly, the fuse can be directly installed and used during installation, and the situation of electric gap and creepage distance is not considered, compact installation can be realized, and the occupied space is effectively reduced.
Specifically, in order to ensure the insulation effect of the first insulating sleeve 4 and the second insulating sleeve 5, and reduce the production dies, the first insulating sleeve 4 and the second insulating sleeve 5 have the same structure, and are made of epoxy glass cloth plates, so that the insulating sleeve can be produced by a set of dies, and good insulating and isolating performance can be ensured.
Wherein, first insulating sleeve 4 with the insulating sleeve 5 of second all includes shell 9 and locates loading board 10 in the shell 9, through-hole 6 is located on the loading board 10, the both ends of shell 9 do not to the both sides of loading board 10 extend, realize through extending the back and can cladding the cavity of fuse to and be convenient for stretch into the cavity of first electrically conductive copper bar 7 or the electrically conductive copper bar 8 of second, realize effectual insulation isolation distance, and realize being connected to fuse body 1 with whole shell 9 through loading board 10.
Specifically, the distance between the end part of the housing 9, which is close to the first conductive connecting part 2 or the second conductive connecting part 3, and the bearing plate 10 is greater than the height of the first conductive connecting part 2 or the second conductive connecting part 3 extending out of the bearing plate 10, so that the possibility that the first conductive connecting part 2 and the second conductive connecting part 3 extend out of the internal cavity is effectively ensured, the insulation effect is ensured, and the parts of the first conductive copper bar 7 and the second conductive copper bar 8 extending out of the cavity can be insulated in a mode of sleeving an insulation layer, so that the connecting parts are also positioned in the cavity to form insulation isolation.
Meanwhile, the thickness of the bearing plate 10 is smaller than the height of the protrusion of the first conductive connection part 2 or the second conductive connection part 3, so as to ensure reliable contact between the first conductive connection part 2 and the first conductive copper bar 7, and between the second conductive connection part 3 and the second conductive copper bar 8.
Specifically, offer on the shell 9 and be located first breach 11 that first conductive connection portion 2 or second conductive connection portion 3 stretches out one side, still offer on the shell 9 and deviate from second breach 12 of first breach 11 one side, wherein, first breach 11 is used for passing first conductive copper bar 7 or second conductive copper bar 8, second breach 12 is used for dodging connecting portion on the fuse body 1, can let the conductive connection position of first conductive copper bar 7 or second conductive copper bar 8 be located the cavity bottom as far as possible through setting up first breach 11, guarantees insulating effect, and second breach 12 then is convenient for guarantee and does not produce the interference to the connecting position on the fuse body 1, does not influence the installation condition of current fuse body 1.
Specifically, the first conductive copper bar 7 and the second conductive copper bar 8 are both L-shaped structures, and the L-shaped structures can further ensure that the occupied space is reduced after installation and connection.
Specifically, the first conductive connecting portion 2 and the second conductive connecting portion 3 are provided with a plurality of threaded connecting holes 13 uniformly distributed in the circumferential direction, the bending portions of the first conductive copper bar 7 and the second conductive copper bar 8 are provided with fastening holes 14 corresponding to the threaded connecting holes 13, and the first conductive copper bar 7 and the second conductive copper bar 8 are locked and fixed on the threaded connecting holes 13 after passing through the fastening holes 14 through fasteners.
One of the first conductive copper bar 7 or the second conductive copper bar 8 is an input copper bar, the other is an output copper bar, the first conductive copper bar 7 and the second conductive copper bar 8 have the same structure, and input and output functions are realized according to the installation of the fuse body 1.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The insulation mounting structure of the fuse comprises a fuse body, wherein two ends of the fuse body are respectively provided with a first conductive connecting part and a second conductive connecting part; the method is characterized in that: the fuse is characterized in that a first insulating sleeve and a second insulating sleeve are sleeved at two ends of the fuse body respectively, through holes are formed in the first insulating sleeve and the second insulating sleeve, a first conductive connecting portion penetrates through the through holes in the first insulating sleeve and is connected with a first conductive copper bar, and a second conductive connecting portion penetrates through the through holes in the second insulating sleeve and is connected with a second conductive copper bar.
2. The insulative mounting structure of a fuse of claim 1, wherein: the first insulating casing is identical to the second insulating casing in structure, and the first insulating casing and the second insulating casing are made of epoxy glass cloth plates.
3. The insulative mounting structure of a fuse of claim 2, wherein: the first insulating casing and the second insulating casing comprise a casing and a bearing plate arranged in the casing, the through holes are formed in the bearing plate, and two ends of the casing respectively extend to two sides of the bearing plate.
4. A fuse insulation mounting structure in accordance with claim 3, wherein: the spacing distance between the end part of the shell, which is close to the first conductive connecting part or the second conductive connecting part, and the bearing plate is larger than the height of the first conductive connecting part or the second conductive connecting part extending out of the bearing plate.
5. The insulative mounting structure of a fuse of claim 4, wherein: the thickness of the bearing plate is smaller than the protruding height of the first conductive connecting part or the second conductive connecting part.
6. An insulating mounting structure of a fuse as defined in any one of claims 3 to 5, wherein: the shell is provided with a first notch positioned at one side of the first conductive connecting part or the second conductive connecting part, which extends out, and is also provided with a second notch which is away from one side of the first notch;
The first notch is used for penetrating through the first conductive copper bar or the second conductive copper bar, and the second notch is used for avoiding the connecting part on the fuse body.
7. The insulative mounting structure of a fuse of claim 6, wherein: the first conductive copper bar and the second conductive copper bar are of L-shaped structures.
8. The insulative mounting structure of a fuse of claim 7, wherein: the first conductive connecting portion and the second conductive connecting portion are respectively provided with a plurality of threaded connecting holes uniformly distributed in the circumferential direction, and the bending portions of the first conductive copper bar and the second conductive copper bar are respectively provided with a fastening hole corresponding to the threaded connecting holes.
9. The insulative mounting structure of a fuse of claim 8, wherein: one of the first conductive copper bar or the second conductive copper bar is an input copper bar, and the other is an output copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420079518.8U CN221486417U (en) | 2024-01-12 | 2024-01-12 | Insulation mounting structure of fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420079518.8U CN221486417U (en) | 2024-01-12 | 2024-01-12 | Insulation mounting structure of fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221486417U true CN221486417U (en) | 2024-08-06 |
Family
ID=92354047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420079518.8U Active CN221486417U (en) | 2024-01-12 | 2024-01-12 | Insulation mounting structure of fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221486417U (en) |
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2024
- 2024-01-12 CN CN202420079518.8U patent/CN221486417U/en active Active
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