CN216354053U - Excitation fuse group and battery pack - Google Patents
Excitation fuse group and battery pack Download PDFInfo
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- CN216354053U CN216354053U CN202122589373.5U CN202122589373U CN216354053U CN 216354053 U CN216354053 U CN 216354053U CN 202122589373 U CN202122589373 U CN 202122589373U CN 216354053 U CN216354053 U CN 216354053U
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- conductive bar
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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 application relates to new energy automobile technical field, especially relates to an excitation fuse group and battery package, and the excitation fuse group includes: a base body formed with an accommodation space for accommodating a fuse; the installation department, the installation department sets up in accommodation space's inside, and the installation department is used for being connected with the casing of battery package to make the pedestal fix to the casing. The application provides an excitation fuse group, the fastener that will be used for fixed pedestal sets up in the inside installation department of pedestal to fundamentally has solved the outstanding technical problem who damages this excitation fuse group wiring around easily of fastener, thereby ensures circuit safety.
Description
Technical Field
The application relates to the technical field of new energy vehicles, in particular to an excitation fuse set and a battery pack.
Background
With the development of the new energy automobile industry, the requirements of users on the safety and the endurance mileage of new energy automobiles are higher and higher at the present stage, so that an excitation type fuse is required to be added in a battery pack, and electric cores are required to be arranged as much as possible in the limited space increase, and the excitation type fuse is usually installed and fixed by adopting a special box. But the mounting box of current excitation formula fuse is bulky, and weight is heavy, and is with high costs, and the fixing bolt who is used for the fixed mounting box is outstanding in the outside of both sides to the mounting box moreover, when arranging copper bar and cable near the outside of mounting box, around, has the insulating skin of wearing and tearing to take place insulating inefficacy or short circuit risk, has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The application aims to provide an excitation fuse group and a battery pack so as to solve the technical problem that the existing excitation fuse mounting box for accommodating the excitation fuse mounting box is easy to wear a cable insulation skin to cause safety accidents to a certain extent.
The application provides an excitation fuse group for a battery pack, the excitation fuse group includes:
a base body formed with an accommodation space for accommodating a fuse;
the installation department, the installation department set up in accommodation space's inside, the installation department be used for with the casing of battery package is connected, so that the pedestal is fixed to the casing.
In the above technical solution, further, the base includes:
a first support section;
a second support portion disposed facing the first support portion;
a third support part disposed between the first support part and the second support part;
the first supporting part, the third supporting part and the second supporting part enclose the accommodating space together.
In any one of the above technical solutions, further, the mounting portion includes:
a first mounting hole;
and the second mounting hole and the first mounting hole are arranged on the third supporting part at intervals.
In any of the above technical solutions, further, the first supporting portion is formed with a first avoidance groove;
the second supporting part is formed with a second avoidance groove.
In any of the above technical solutions, further, the seat body further includes:
the fixing part is arranged on the seat body; a gap part is formed between the fixing part and the first supporting part and/or the second supporting part.
In any of the above technical solutions, further, the fuse includes:
the body is arranged on the seat body, and part of the body is arranged in the accommodating space;
and the conductive bar is arranged on the body.
In any one of the above technical solutions, further, the fixing portion includes:
the fixed platform is arranged on the conductive bar under the state that the body is positioned in the accommodating space;
the first limiting piece is arranged on the fixed platform and used for limiting the conducting bar;
the second limiting part is arranged on the fixed platform, the conductive bar is connected with an extension conductive bar, and the second limiting part is used for limiting the extension conductive bar.
In any of the above technical solutions, further, the excitation fuse set further includes a protective cover, and the protective cover is disposed on the fixing portion;
the protective cover is provided with first joint portion, the fixed part is provided with second joint portion, first joint portion with the mutual adaptation joint of second joint portion.
In any one of the above technical solutions, further, at least one wall surface of the protective cover is provided with a breakable portion, and the breakable portion is used for penetrating through the extended conductive bar.
The application also provides a battery pack, which comprises the excitation fuse group in any technical scheme, so that all beneficial technical effects of the excitation fuse group are achieved, and the details are not repeated.
Compared with the prior art, the beneficial effect of this application is:
the application provides an excitation fuse group comprising: the base body is provided with an accommodating space;
the installation department, the installation department sets up in accommodation space, and the installation department is used for being connected with the assigned position to make the pedestal fix to the assigned position.
The application provides an excitation fuse group, the fastener that will be used for fixed pedestal is installed in the inside installation department of pedestal to fundamentally has solved the outstanding technical problem who damages this excitation fuse group wiring around easily of fastener, thereby ensures circuit safety.
The application provides a battery pack, including the aforesaid excitation fuse group, therefore, effectively avoided the risk of the inside cable damage of battery pack through this excitation fuse group, ensure supply circuit safety, moreover, there is sufficient space in the battery pack inside to carry out the cable and arranges, has improved space, volume utilization, is favorable to the battery pack to carry out miniaturization, lightweight design.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of an activated fuse set according to an embodiment of the present disclosure;
FIG. 2 is another perspective view of an activated fuse set according to an embodiment of the present disclosure;
FIG. 3 is an exploded view of an activated fuse set provided in accordance with an embodiment of the present application;
FIG. 4 is an enlarged schematic view of the energized fuse set provided in FIG. 3 at A.
Reference numerals: 1-seat body, 101-first supporting part, 1011-first avoiding groove, 102-second supporting part, 103-third supporting part, 104-accommodating space, 105-mounting part, 1051-first mounting hole, 1052-second mounting hole, 106-first fixing part, 1061-first fixing platform, 1062-first limiting column, 1063-second limiting column, 1064-third limiting column, 1065-fourth limiting column, 1066-first limiting bulge, 1067-second limiting bulge, 107-first notch part, 108-second notch part, 2-fuse, 201-first conducting bar, 202-second conducting bar, 203-main body part, 3-first protective cover, 301-first side wall, 302-first easily-breaking part, 303-first clamping part, 304-second clamping part, 4-second protective cover and 5-fastening bolt.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.
The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.
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 application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of 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 application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The activation fuse set and the battery pack according to the embodiment of the present application are described below with reference to fig. 1 to 4.
Referring to fig. 1 to 4, an embodiment of the present application provides an activation fuse set for a power battery pack, the activation fuse set including: pedestal 1, fuse 2 and protecting cover, fuse 2 set up in pedestal 1 and are connected with pedestal 1, and the protecting cover sets up in pedestal 1 and covers conducting segment, plays and prevents the conducting segment of people's hand direct contact, plays safety protection's effect, fixes pedestal 1 to the assigned position (for example in the power battery package), can accomplish to fix this excitation fuse group to the assigned position.
Specifically, the seat body 1 includes a first supporting portion 101 extending in a vertical direction, a second supporting portion 102 arranged in a mirror image with the first supporting portion 101, and a third supporting portion 103 connected to the first supporting portion 101 and the second supporting portion 102, respectively, in a state shown in fig. 1, one end of the third supporting portion 103 is connected to a lower end of the first supporting portion 101, the other end of the third supporting portion 103 is connected to a lower end of the second supporting portion 102, and the first supporting portion 101, the third supporting portion 103, and the second supporting portion 102 are distributed in a U shape, and an accommodating space 104 is defined by the three portions.
The third supporting portion 103 has a flat plate structure and is provided with an installation portion 105 for fixing the seat body 1 to a designated position, the installation portion 105 includes first installation holes 1051 and second installation holes 1052, the first installation holes 1051 and second installation holes 1052 are arranged at intervals along the length direction of the third supporting portion 103, preferably, the first installation holes 1051 are arranged at one end of the third supporting portion 103 and near the first supporting portion 101, the second installation holes 1052 are arranged at the other end of the third supporting portion 103 and near the second supporting portion 102, and the seat body 1, the fuse 2 and the cover can be fixed to the designated position by inserting fasteners such as fastening bolts 5 into the first installation holes 1051 and second installation holes 1052 and connecting with the designated position.
A first avoiding groove 1011 is formed in a side wall surface of the first supporting part 101 facing the second supporting part 102, a second avoiding groove is formed in a side wall surface of the second supporting part 102 facing the first supporting part 101, the first avoiding groove 1011 and the second avoiding groove are used for avoiding the fastening bolt 5, an installation space is provided for an end cap of the fastening bolt 5, and interference between the end cap of the fastening bolt 5 and the first supporting arm and the second supporting arm is avoided.
Further, the seat body 1 further includes two fixing portions, the number of the fixing portions is preferably two, the two fixing portions are a first fixing portion 106 and a second fixing portion, the first fixing portion 106 is disposed on the first supporting portion 101, the first fixing portion 106 is disposed near the upper end of the first supporting portion 101, the second fixing portion is disposed on the second supporting portion 102 and is disposed near the upper end of the second supporting portion 102, a first gap portion 107 is formed between the lower portion of the first fixing portion 106 and the outer wall surface of the first supporting portion 101, and a second gap portion 108 is formed between the lower portion of the second fixing portion and the outer wall surface of the second supporting portion 102, so that the seat body 1 has a shape that the upper portion is wider than the lower portion, so that the seat body 1 has a smaller volume and a smaller length, occupies a smaller installation space, and saves an occupied space in the power battery pack, and in addition, the first gap portion 107 and the second gap portion 108 are also used as a layout of copper bars, cables, and the like, The run provides sufficient space and there are no bolt protrusions or other tips that could easily damage the cable.
Taking the first fixing portion 106 as an example, specifically, the first fixing portion 106 includes: the first fixing platform 1061 is perpendicular to the first supporting portion 101, the first limiting member includes a first limiting column 1062 and a second limiting column 1063, the first limiting column 1062 and the second limiting column 1063 are respectively located at two sides of the first avoidance groove 1011, a first limiting protrusion 1066 is disposed on a side wall surface of the first limiting column 1062 facing the second limiting column 1063, and a second limiting protrusion 1067 is disposed on a side wall surface of the second limiting column 1063 facing the first limiting column 1062. The second limiting member includes a third limiting post 1064 and a fourth limiting post 1065, the first fixing platform 1061 is preferably a rectangular or square platform, and the third limiting post 1064, the fourth limiting post 1065, the first limiting post 1062 and the second limiting post 1063 are respectively located at four top corners of the first fixing platform 1061. The second fixing portion is disposed on the second supporting portion 102 and is configured to mirror the first fixing portion 106, and the structure of the second fixing portion is the same as that of the first fixing portion 106, which can be fully understood by those skilled in the art and will not be described again.
Furthermore, the fuse 2 includes a body and two conductive bars disposed on the body, preferably, the conductive bars are copper bars, the number of the conductive bars is two, the first conductive bar 201 and the second conductive bar 202 are respectively, the first conductive bar 201 and the second conductive bar 202 are symmetrically disposed on two sides of the body, a portion of the body is a main body portion 203, the shape of the main body portion 203 is similar to the shape of the accommodating space 104, and the wall surfaces of the main body part 203 facing the first and second support parts 101 and 102 are gradually approached in the top-down direction, so that the left and right wall surfaces of the main body portion 203 are tapered in the direction from the top to the bottom, so that the main body portion 203 can escape the end caps of the fastening bolts 5 mounted to the first mounting hole 1051 and the second mounting hole 1052 and projected relative to the first mounting hole 1051 and the second mounting hole 1052 when the fuse 2 is mounted to the body 1 as a unit.
After the fuse 2 and the base 1 are assembled, the first conductive bar 201 is attached to the first fixing platform 1061, and the second conductive bar 202 is attached to the second fixing platform, taking the first conductive bar 201 as an example, the first conductive bar 201 is formed with a first hole portion, the first fixing platform 1061 is formed with a second hole portion facing the first hole portion and communicating with the first hole portion, one end of the first conductive bar 201 away from the body is located between the third limiting post 1064 and the fourth limiting post 1065, one end of the first conductive bar 201 close to the body is located between the first limiting post 1062 and the second limiting post 1063, the first limiting protrusion 1066 and the second limiting protrusion 1067 limit the first conductive bar 201, and the second conductive bar 202 and the second fixing platform are arranged in the same manner, so that the fuse 2 is limited, and the fuse 2 is prevented from being separated from the base 1.
The first conductive bar 201 and the second conductive bar 202 are connected to an extended conductive bar, the extended conductive bar may extend from between the third limiting post 1064 and the fourth limiting post 1065, or from between the first limiting post 1062 and the third limiting post 1064, or from between the second limiting post 1063 and the fourth limiting post 1065, the extended conductive bar is formed with a third hole portion, the third hole portion is aligned with the second hole portion and the first hole portion, and the extended conductive bar is screwed by using a bolt, which is to be noted that, due to the limiting function of the first limiting post 1062, the second limiting post 1063, the third limiting post 1064, and the fourth limiting post 1065, in the process of screwing the bolt to fix the extended conductive bar, the first conductive bar 201, and the first fixing portion 106, the rotation and the displacement of the first conductive bar 201 and the extended conductive bar can be effectively avoided, and the second conductive bar 202 is the same, and will not be described any more.
Further, the number of the protective covers is preferably two, which are respectively a first protective cover 3 and a second protective cover 4, the first protective cover 3 is disposed on the first fixing portion 106, the second fixing portion is disposed on the second fixing portion, taking the first protective cover 3 as an example, the first side wall 301 of the first protective cover 3 is provided with a first clamping portion 303, the second side wall of the first protective cover 3 facing the first side wall 301 is provided with another first clamping portion 303, the first clamping portion 303 comprises a circular clamping groove and a strip-shaped clamping groove which are communicated with each other, the circular clamping groove is formed with a bayonet, the wall surfaces of the first fixing portion 106 at two sides of the first avoiding groove 1011 are respectively provided with a second clamping portion 304, the second clamping portion 304 comprises a strip-shaped clamping protrusion and a circular clamping protrusion which are sequentially arranged, after the first protective cover 3 is sleeved on the third limiting column 1064 and the fourth limiting column 1065, the first protective cover is pushed forward until the first protective cover 3 is buckled on the first limiting column 1062 and the second limiting column 1063, the bayonet socket of circular draw-in groove is close to circular joint arch gradually and is protruding until circular draw-in groove and the protruding adaptation joint of circular joint to realize first protective cover 3 and the 106 joint of first fixed part, thereby realize safety protection, second protective cover 4 and second fixed part are the same, no longer give unnecessary details.
Further, the side wall of the first protecting cover 3 is provided with a breakable part, a breakable mark structure is formed between the breakable part and the first protecting cover 3, specifically, a strip-shaped gap is formed on the first side wall 301 of the first protecting cover 3, one edge of the strip-shaped gap is provided with a first breakable part 302 through the breakable mark structure, a second breakable part is arranged on the second side wall of the second protecting cover 4 in the same way, the side wall surface of the first protecting cover 3, which is far away from the fuse 2, is a third wall surface, the third wall surface is provided with a third breakable part, the extended conductive bar needs to penetrate through the first protecting cover 3 and the second protecting cover 4 and extend to the outside of the excited fuse group, at least one of the first breakable part 302, the second breakable part and the third breakable part is selected according to the specific penetrating route of the extended conductive bar to apply force to break the breakable mark, so that the gap on the side wall of the first protecting cover 3 can be exposed, a through channel is formed to extend the conductive bar out, and the second protecting cover 4 is similar to the above and will not be described again.
To sum up, the excitation fuse group that this application provided will be used for the fastener of fixed pedestal to set up in the inside installation department of pedestal to fundamentally has solved the protruding easy technical problem who damages this excitation fuse group wiring around of fastener, thereby ensures circuit safety.
In addition, this excitation fuse group simple structure, with low costs has reduced volume and occupation space by a wide margin, can practice thrift the inner space of battery package when falling this excitation fuse group and being used for power battery package, for arranging, the trend of leading electrical drainage, cable provides sufficient space, improves space utilization.
The embodiment of this application still provides a battery package, includes any one of the above-mentioned embodiments excitation fuse group and casing, the pedestal of excitation fuse group is fixed to the casing through using fastener cooperation installation department, and the battery package that this application embodiment provided has this excitation fuse group's whole beneficial technological effects, here, no longer gives unnecessary details.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. An activation fuse set for a battery pack, the activation fuse set comprising:
a base body formed with an accommodation space for accommodating a fuse;
the installation department, the installation department set up in accommodation space's inside, the installation department be used for with the casing of battery package is connected, so that the pedestal is fixed to the casing.
2. The actuated fuse set of claim 1, wherein the housing comprises:
a first support section;
a second support portion disposed facing the first support portion;
a third support part disposed between the first support part and the second support part;
the first supporting part, the third supporting part and the second supporting part enclose the accommodating space together.
3. The actuated fuse set of claim 2, wherein the mounting portion comprises:
a first mounting hole;
and the second mounting hole and the first mounting hole are arranged on the third supporting part at intervals.
4. The actuated fuse set according to claim 2, wherein the first support portion is formed with a first escape groove;
the second supporting part is formed with a second avoidance groove.
5. The actuated fuse set of claim 2, wherein the housing further comprises:
the fixing part is arranged on the seat body; a gap part is formed between the fixing part and the first supporting part and/or the second supporting part.
6. The actuated fuse set of claim 5, wherein the fuse comprises:
the body is arranged on the seat body, and part of the body is arranged in the accommodating space;
and the conductive bar is arranged on the body.
7. The actuated fuse set as claimed in claim 6, wherein said fixed part comprises:
the fixed platform is arranged on the conductive bar under the state that the body is positioned in the accommodating space;
the first limiting piece is arranged on the fixed platform and used for limiting the conducting bar;
the second limiting part is arranged on the fixed platform, the conductive bar is connected with an extension conductive bar, and the second limiting part is used for limiting the extension conductive bar.
8. The actuated fuse set of claim 7, further comprising a protective cover disposed on the securing portion;
the protective cover is provided with first joint portion, the fixed part is provided with second joint portion, first joint portion with the mutual adaptation joint of second joint portion.
9. The group of actuated fuses of claim 8, wherein at least one wall of the protecting cover is provided with a frangible portion for passing through the elongated conductive strip.
10. A battery pack comprising a case and the activation fuse set of any one of claims 1 to 9, the mounting portion being connected to the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122589373.5U CN216354053U (en) | 2021-10-26 | 2021-10-26 | Excitation fuse group and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122589373.5U CN216354053U (en) | 2021-10-26 | 2021-10-26 | Excitation fuse group and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216354053U true CN216354053U (en) | 2022-04-19 |
Family
ID=81131436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122589373.5U Active CN216354053U (en) | 2021-10-26 | 2021-10-26 | Excitation fuse group and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216354053U (en) |
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2021
- 2021-10-26 CN CN202122589373.5U patent/CN216354053U/en active Active
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