CN219246615U - External fuse assembly - Google Patents
External fuse assembly Download PDFInfo
- Publication number
- CN219246615U CN219246615U CN202320330094.3U CN202320330094U CN219246615U CN 219246615 U CN219246615 U CN 219246615U CN 202320330094 U CN202320330094 U CN 202320330094U CN 219246615 U CN219246615 U CN 219246615U
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- Prior art keywords
- fuse
- protective
- housing
- protective shell
- wire harness
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an external fuse assembly, which comprises a protective shell, a maintenance switch, a connecting wire harness and a fuse arranged in the protective shell, wherein the protective shell is provided with a plurality of protective wires; the maintenance switch is arranged on the protection shell, and one end of the maintenance switch is connected with one end of the fuse; the protective shell is provided with a wire bundle hole, one end of one connecting wire bundle penetrates through the wire bundle hole to be connected with the other end of the maintenance switch, one end of the other connecting wire bundle penetrates through the wire bundle hole to be connected with the other end of the fuse, and the other ends of the two connecting wire bundles are used for connecting target protective equipment; the protective housing is provided with a mounting portion for connecting the target protective device. According to the utility model, the protective shell is arranged on the target protective equipment by utilizing the mounting part, so that the fuse is externally arranged, the internal space of the target protective equipment is not required to be occupied, when the fuse needs to be replaced, the protective shell is only required to be opened, the connecting wire harness is disconnected, and then the fuse is replaced, the target protective equipment is not required to be disassembled, and the maintenance is convenient.
Description
Technical Field
The utility model relates to the technical field of fuses, in particular to an external fuse assembly.
Background
With the rapid development of new energy industry, new energy automobiles and lithium battery energy storage are widely applied; in order to ensure the safety of the battery, fuses are arranged in the battery pack and used for protecting the circuit. However, once the fuse is damaged and needs to be replaced, the entire battery pack is disassembled, which causes inconvenience in maintenance work of the battery pack.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the external fuse assembly does not occupy the internal space of equipment, can complete the replacement of the fuse without disassembling the equipment, and is convenient to maintain.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an external fuse assembly comprises a protective shell, a maintenance switch, a connecting wire harness and a fuse arranged in the protective shell;
the maintenance switch is arranged on the protection shell, and one end of the maintenance switch is connected with one end of the fuse;
the protective shell is provided with wire harness holes, one end of one connecting wire harness penetrates through the wire harness holes to be connected with the other end of the maintenance switch, one end of the other connecting wire harness penetrates through the wire harness holes to be connected with the other end of the fuse, and the other ends of the two connecting wire harnesses are used for connecting target protective equipment;
the protection shell is provided with an installation part for connecting the target protection equipment.
Further, the protection housing comprises an upper housing and a lower housing, and the upper housing is detachably connected with the lower housing.
Further, the waterproof sealing gasket is arranged at the joint of the upper shell and the lower shell.
Further, the device also comprises an insulating seat;
the insulating seat is positioned in the protective shell, and the fuse is detachably arranged on the insulating seat.
Further, the fuse is fixed on the insulating base through screw locking.
Further, the waterproof gram head is further included, and the connecting wire harness is fixed to the position where the wire harness hole is located on the protection shell through the waterproof gram head.
Further, the device also comprises a connecting bar, and the maintenance switch is connected with the fuse through the connecting bar.
Further, the protection shell is cuboid;
the number of the wire bundle holes is two, and the two wire bundle holes are respectively positioned on one surface of the protective shell in the long side direction and the opposite surface of the protective shell.
Further, the mounting part is a mounting plate with a positioning hole.
Further, the protection shell is a sheet metal shell.
The utility model has the beneficial effects that: the utility model provides an external fuse subassembly, with the fuse setting in the protective housing to dispose connection pencil and maintenance switch, utilize the installation department to adorn protective housing on target protection equipment, realize that the fuse is external, need not to occupy target protection equipment's inner space, when needing to change the fuse, as long as open protective housing, change after the disconnection pencil can, need not to dismantle target protection equipment, maintenance convenience.
Drawings
FIG. 1 is a schematic diagram of an external fuse assembly according to an embodiment of the present utility model;
fig. 2 is an exploded view of an external fuse assembly according to an embodiment of the present utility model.
Description of the reference numerals:
1. a protective housing; 2. maintaining the switch; 3. connecting the wire harness; 4. a fuse; 5. a wire bundle hole; 6. a mounting part; 7. a waterproof gasket; 8. an insulating base; 9. waterproof gram heads; 10. connecting the tabs;
11. an upper housing; 12. and a lower housing.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 and 2, an external fuse assembly includes a protection housing 1, a maintenance switch 2, a connection harness 3, and a fuse 4 disposed in the protection housing 1;
the maintenance switch 2 is arranged on the protection shell 1, and one end of the maintenance switch is connected with one end of the fuse 4;
the protection shell 1 is provided with a wire harness hole 5, one end of one connecting wire harness 3 passes through the wire harness hole 5 and is connected with the other end of the maintenance switch 2, one end of the other connecting wire harness 3 passes through the wire harness hole 5 and is connected with the other end of the fuse 4, and the other ends of the two connecting wire harnesses 3 are used for connecting target protection equipment;
the protective housing 1 is provided with a mounting portion 6 for connecting the target protective device.
From the above description, the beneficial effects of the utility model are as follows: the fuse 4 is arranged in the protective shell 1, the connecting wire harness 3 and the maintenance switch 2 are configured, the protective shell 1 is arranged on target protective equipment by utilizing the mounting part 6, the fuse 4 is externally arranged, the internal space of the target protective equipment is not required to be occupied, when the fuse 4 needs to be replaced, the protective shell 1 is only opened, the wire harness 3 is disconnected and then replaced, the target protective equipment is not required to be detached, and the maintenance is convenient.
Further, the protection housing 1 includes an upper housing 11 and a lower housing 12, and the upper housing 11 is detachably connected to the lower housing 12.
As is apparent from the above description, the protective housing 1 is composed of the detachable upper housing 11 and the detachable lower housing 12, and makes the operation of replacing the fuse 4 more convenient while protecting the fuse 4.
Further, the waterproof gasket 7 is further included, and the waterproof gasket 7 is disposed at the connection part of the upper housing 11 and the lower housing 12.
As can be seen from the above description, the square waterproof gasket 7 is disposed at the connection position between the upper housing 11 and the lower housing 12, so that the waterproof performance of the protective housing 1 is significantly improved, and the external use safety of the fuse 4 assembly is improved.
Further, an insulating seat 8 is also included;
the insulating seat 8 is located in the protective housing 1, and the fuse 4 is detachably disposed on the insulating seat 8.
From the above description, the insulating base 8 is provided to provide a mounting point for the fuse 4, which is not only convenient to replace but also has electrical insulation and is safer to use.
Further, the fuse 4 is fixed to the insulating base 8 by screw locking.
As can be seen from the above description, the fuse 4 is fixed on the insulating base 8 by screw locking, and the connection structure is stable and convenient for disassembly.
Further, the waterproof gram head 9 is further included, and the connecting wire harness 3 is fixed to the position of the wire harness hole 5 on the protective shell 1 through the waterproof gram head 9.
As is apparent from the above description, the waterproof glans 9 is provided on the connection harness 3, so that the waterproof performance in the vicinity of the harness hole 5 can be improved when the connection harness 3 is accessed from the harness hole 5.
Further, the maintenance switch 2 is connected with the fuse 4 through the connecting bar 10.
As is apparent from the above description, the maintenance switch 2 is connected to the fuse 4 through the connection tab 10, and the connection strength is high and the stability is good.
Further, the protection shell 1 is cuboid;
the number of the harness holes 5 is two, and the harness holes are respectively positioned on one surface of the protective shell 1 in the long side direction and the opposite surface of the protective shell.
As is apparent from the above description, the protection housing 1 is provided as a rectangular parallelepiped, and caters for the design of the elongated connection from the connection harness 3 to the maintenance switch 2, and the fuse 4 to the connection harness 3, so that the overall structure of the fuse 4 assembly is more compact and attractive.
Further, the mounting portion 6 is a mounting plate with a positioning hole.
From the above description, the mounting part is a mounting plate with positioning holes, and the positioning mounting can be realized on the target protection equipment by means of screws and other components, so that the use is convenient.
Further, the protection shell 1 is a sheet metal shell.
As can be seen from the above description, the protection housing 1 is a sheet metal housing, has a certain hardness, is not easy to deform, and can effectively protect the internal fuse 4 and other components during external installation.
The external fuse assembly of the present utility model can be applied to the design of the fuse 4, and the following description will be made by specific embodiments:
referring to fig. 1 and 2, a first embodiment of the utility model is as follows:
an external fuse assembly comprises a protective shell 1, a maintenance switch 2, a waterproof gram head 9, a connecting wire harness 3, and a fuse 4, an insulating seat 8 and a connecting bar sheet 10 which are arranged in the protective shell 1; wherein, the maintenance switch 2 is arranged on the protective shell 1, and one end of the maintenance switch is connected with one end of the fuse 4 through the connecting bar 10; the fuse 4 is detachably arranged on the insulating seat 8; the protective shell 1 is provided with a wire bundle hole 5, one end of one connecting wire bundle 3 passes through the wire bundle hole 5 and is connected with the other end of the maintenance switch 2, one end of the other connecting wire bundle 3 passes through the wire bundle hole 5 and is connected with the other end of the fuse 4, and the other ends of the two connecting wire bundles 3 are used for connecting target protective equipment; the connecting wire harness 3 is fixed at the wire harness hole 5 of the protective shell 1 through a waterproof gram head 9; the protection case 1 is provided with a mounting portion 6 for connecting the target protection device. Specifically, the mounting portion 6 is a mounting plate with positioning holes.
In this embodiment, a use process of the external fuse assembly is as follows:
during installation, the protective shell 1 is arranged on the surface of the target protective equipment through the installation part 6, and the two connecting wire harnesses 3 are connected with the target protective equipment, so that the external fuse 4 is connected to the internal circuit of the target protective equipment without occupying the internal space of the target protective equipment, and the compactness of the internal structure of the target protective equipment is improved;
when the fuse 4 is replaced, the connecting wire harness 3 is cut off, the protective shell 1 is opened, and the fuse 4 is replaced; and, the operation maintenance switch 2 can cut off the circuit of the battery package fast, the operation of the convenient change fuse 4.
In this embodiment, the protection housing 1 is a sheet metal housing, and includes an upper housing 11 and a lower housing 12, where the upper housing 11 is detachably connected to the lower housing 12. The waterproof gasket 7 is provided at the junction of the upper case 11 and the lower case 12.
In this embodiment, as shown in fig. 2, the fuse 4 is fixed to the insulating base 8 by a screw lock, and in other equivalent embodiments, the fuse may be mounted in other detachable manners, such as a buckle.
In the present embodiment, as shown in fig. 1 and 2, the protection housing 1 is a rectangular parallelepiped; the two wire bundle holes 5 are respectively arranged on one surface of the protective shell 1 in the long side direction and the opposite surface thereof.
In summary, according to the external fuse assembly provided by the utility model, the fuse is arranged in the protective housing, the connecting wire harness and the maintenance switch are configured, the protective housing is arranged on the target protective device by the installation part, the fuse is external, the internal space of the target protective device is not required to be occupied, when the fuse needs to be replaced, the fuse is only required to be replaced after the protective housing is opened and the connecting wire harness is disconnected, the target protective device is not required to be disassembled, and the maintenance is convenient.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (10)
1. An external fuse assembly is characterized by comprising a protective shell, a maintenance switch, a connecting wire harness and a fuse arranged in the protective shell;
the maintenance switch is arranged on the protection shell, and one end of the maintenance switch is connected with one end of the fuse;
the protective shell is provided with wire harness holes, one end of one connecting wire harness penetrates through the wire harness holes to be connected with the other end of the maintenance switch, one end of the other connecting wire harness penetrates through the wire harness holes to be connected with the other end of the fuse, and the other ends of the two connecting wire harnesses are used for connecting target protective equipment;
the protection shell is provided with an installation part for connecting the target protection equipment.
2. The external fuse assembly of claim 1, wherein the protective housing comprises an upper housing and a lower housing, the upper housing being removably connected to the lower housing.
3. The external fuse assembly of claim 2, further comprising a waterproof gasket disposed at the junction of the upper housing and the lower housing.
4. The external fuse assembly of claim 1, further comprising an insulating mount;
the insulating seat is positioned in the protective shell, and the fuse is detachably arranged on the insulating seat.
5. The external fuse assembly of claim 4, wherein the fuse is secured to the insulating mount by a screw lock.
6. The external fuse assembly of claim 1, further comprising a waterproof glan head through which the connection harness is secured to the protective housing at the harness aperture.
7. The external fuse assembly of claim 1, further comprising a connection tab, wherein the service switch is connected to the fuse via the connection tab.
8. The external fuse assembly of claim 1, wherein the protective housing is a cuboid;
the number of the wire bundle holes is two, and the two wire bundle holes are respectively positioned on one surface of the protective shell in the long side direction and the opposite surface of the protective shell.
9. The external fuse assembly of claim 1, wherein the mounting portion is a mounting plate with a locating hole.
10. The external fuse assembly of claim 1, wherein the protective housing is a sheet metal housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320330094.3U CN219246615U (en) | 2023-02-27 | 2023-02-27 | External fuse assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320330094.3U CN219246615U (en) | 2023-02-27 | 2023-02-27 | External fuse assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219246615U true CN219246615U (en) | 2023-06-23 |
Family
ID=86809837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320330094.3U Active CN219246615U (en) | 2023-02-27 | 2023-02-27 | External fuse assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219246615U (en) |
-
2023
- 2023-02-27 CN CN202320330094.3U patent/CN219246615U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |