CN219843061U - Battery pack and vehicle - Google Patents
Battery pack and vehicle Download PDFInfo
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- CN219843061U CN219843061U CN202320840903.5U CN202320840903U CN219843061U CN 219843061 U CN219843061 U CN 219843061U CN 202320840903 U CN202320840903 U CN 202320840903U CN 219843061 U CN219843061 U CN 219843061U
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- battery
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- 238000012423 maintenance Methods 0.000 abstract description 14
- 230000010354 integration Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The present utility model relates to a battery pack and a vehicle. The battery pack comprises a first box body assembly and a second box body assembly, wherein the first box body assembly comprises a first box body and a battery assembly arranged in the first box body; the second box assembly comprises a second box and a control assembly arranged in the second box, the second box is arranged outside the first box and connected with the first box, and the control assembly is electrically connected with the battery assembly. The battery assembly can be integrated in the first box body, the control assembly can be integrated in the second box body, the battery assembly and the control assembly can be integrated in a modularized manner, the structural integration level of the battery pack can be improved, and when the battery pack is maintained, the first box body assembly and the second box body assembly can be maintained respectively, so that the later maintenance difficulty of the battery pack can be reduced.
Description
Technical Field
The utility model relates to the technical field of battery assemblies, in particular to a battery pack and a vehicle.
Background
With the continuous development of battery assembly technology, the application scene of the battery assembly is greatly expanded, and the battery assembly is widely applied to various large-scale power devices such as electric automobiles, electric heavy equipment and the like as well as small-scale electronic equipment nowadays.
In the related art, the structure of the battery pack is complicated, which is not beneficial to the subsequent maintenance. Therefore, there is a need for a battery pack with higher structural integrity to reduce the difficulty of post-maintenance of the battery pack.
Disclosure of Invention
The utility model provides a battery pack and a vehicle, and aims to improve the structural integration level of the battery pack and reduce the later maintenance difficulty of the battery pack.
In a first aspect, the present utility model provides a battery pack, the battery pack including a first case assembly and a second case assembly, the first case assembly including a first case and a battery assembly disposed in the first case; the second box assembly comprises a second box and a control assembly arranged in the second box, the second box is arranged outside the first box and connected with the first box, and the control assembly is electrically connected with the battery assembly.
In some embodiments, the second casing is disposed at one side of the first casing in the width direction.
In some embodiments, the second casing is disposed at one side of the first casing in the length direction.
In some embodiments, the first case includes a first case body in which the battery assembly is disposed, and a first connection portion disposed at the first case body; the second box body comprises a second box body and a second connecting part, a control assembly is arranged in the second box body, and the second connecting part is arranged on the second box body; the first connecting part and the second connecting part are oppositely arranged and are connected with each other.
In some embodiments, the first connecting portions are provided in plurality, and the plurality of first connecting portions are disposed around the outside of the first tank body and protrude with respect to the first tank body; the second connecting portions are arranged in a plurality, and the second connecting portions are arranged outside the second box body in a surrounding mode and protrude relative to the second box body.
In some embodiments, the first connection portion is provided with a first hole, the second connection portion is provided with a second hole, and the battery pack further includes a connection member disposed at the first hole and the second hole and connecting the first case body and the second case body.
In some embodiments, the plurality of second connection portions are spaced apart.
In some embodiments, the plurality of second connection portions are disposed in series.
In some embodiments, the first housing includes a first positioning portion and the second housing includes a second positioning portion disposed opposite the first positioning portion, the first positioning portion disposed through the second positioning portion.
In some embodiments, the second detent is disposed through the first detent.
In some embodiments, the first positioning parts are arranged in a plurality, and the plurality of first positioning parts are arranged at intervals on one side of the first box body facing the second box body.
In a second aspect, the present utility model provides a vehicle comprising a battery pack according to any one of the embodiments of the first aspect of the present utility model and a chassis, the battery pack being connected to the chassis.
In some embodiments, the battery pack further includes a mounting assembly connecting the first housing assembly and the chassis and connecting the second housing assembly and the chassis.
The battery pack comprises a first box body component and a second box body component, wherein the first box body component comprises a first box body and a battery component arranged in the first box body; the second box assembly comprises a second box and a control assembly arranged in the second box, the second box is arranged outside the first box and connected with the first box, and the control assembly is electrically connected with the battery assembly. From this, battery pack can integrate in first box, and control assembly can integrate in the second box, and battery pack and control assembly can divide the modularization integration, are favorable to improving the structure integrated level of battery package, when maintaining the maintenance to the battery package, can maintain first box subassembly and second box subassembly respectively, can reduce the later maintenance degree of difficulty of battery package.
Drawings
Features, advantages, and technical effects of exemplary embodiments of the present utility model will be described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a battery pack according to some embodiments of the present utility model;
FIG. 2 is an exploded view of a battery pack according to some embodiments of the present utility model;
fig. 3 is another exploded view of a battery pack according to some embodiments of the present utility model;
FIG. 4 is a partially exploded view of a battery pack according to some embodiments of the present utility model;
fig. 5 is another partially exploded view of a battery pack according to some embodiments of the present utility model.
The figures are not necessarily to scale.
Reference numerals illustrate:
1. a battery pack;
10. a first housing assembly; 11. a first case; 111. a first tank body; 112. a first connection portion; 112a, a first hole; 113. a first positioning portion; 12. a battery assembly;
20. a second housing assembly; 21. a second case; 211. a second tank body; 212. a second connecting portion; 212a, a second hole; 213. a second positioning portion; 22. a control assembly;
x, width direction; y, length direction.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the utility model and are not intended to limit the scope of the utility model, i.e., the utility model is not limited to the embodiments described.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," and the like are merely used for convenience in describing the present utility model and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The "vertical" is not strictly vertical but is within the allowable error range. "parallel" is not strictly parallel but is within the tolerance of the error.
The directional terms appearing in the following description are those directions shown in the drawings and do not limit the specific structure of the utility model. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
With the continuous development of battery assembly technology, the application scene of the battery assembly is greatly expanded, and the battery assembly is widely applied to various large-scale power devices such as electric automobiles, electric heavy equipment and the like as well as small-scale electronic equipment such as mobile phones, computers and the like nowadays.
In the related art, a battery pack generally includes a battery pack, which is an energy storage structure, a control pack for controlling the battery pack, a case for accommodating the battery pack and the control pack, and the like. The inventor finds that the battery assembly and the control assembly are contained in the box body together, which is not beneficial to improving the modularization degree of the battery pack, and in the later maintenance of the battery pack, the whole box body needs to be disassembled, so that the difficulty of the maintenance of the battery pack is increased.
In view of the above, the inventors have proposed a battery pack including a first case assembly including a first case and a battery assembly disposed in the first case; the second box assembly comprises a second box and a control assembly arranged in the second box, the second box is arranged outside the first box and connected with the first box, and the control assembly is electrically connected with the battery assembly. From this, battery pack can integrate in first box, control assembly can integrate in the second box, battery pack and control assembly can divide the modularization integration, be convenient for assemble, and be favorable to improving the structure integrated level of battery package when first box subassembly and second box subassembly are integrated, reduce the waste of battery package inside layout space, thereby be favorable to reducing the occupation space of battery package on the vehicle, and when maintaining the battery package, can also maintain the maintenance respectively to first box subassembly and second box subassembly, reduce the later maintenance degree of difficulty of battery package.
Some embodiments of the utility model are described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a battery pack according to some embodiments of the present utility model; FIG. 2 is an exploded view of a battery pack according to some embodiments of the present utility model; fig. 3 is another exploded view of a battery pack according to some embodiments of the present utility model.
As shown in fig. 1 to 3, the battery pack 1 includes a first case assembly 10 and a second case assembly 20, the first case assembly 10 including a first case 11 and a battery assembly 12 disposed within the first case 11; the second case assembly 20 includes a second case 21 and a control assembly 22 disposed in the second case 21, the second case 21 being disposed outside the first case 11 and connected with the first case 11, the control assembly 22 being electrically connected with the battery assembly 12.
The first casing 11 may have various structural forms, for example, it may be a square structural body or a polygonal structural body, etc. The first case 11 may be a closed structure, for example, it may include a case having an opening at one side, and an end cap covering the opening side of the case, the case and the end cap together forming an accommodating space for accommodating the battery assembly 12. The first casing 11 may be provided as a detachable structure to facilitate maintenance or inspection of the battery assembly 12 at a later stage. The first case 11 may have a certain sealability to enhance the waterproof performance of the first case assembly 10, thereby enhancing the protection of the battery assembly 12.
The battery assembly 12 is disposed in the first housing 11, where the battery assembly 12 may include one or more battery cells, and when the battery assembly 12 includes a plurality of battery cells, the plurality of battery cells may be connected in series, in parallel, or in parallel, where the series-parallel refers to both of the series-parallel connection and the parallel connection. The plurality of battery cells may be arranged along a length direction and/or a width direction thereof to form a battery assembly module including the plurality of battery cells, and the battery assembly module may be accommodated in the first case 11.
The second casing 21 may have various structural forms, for example, it may be a square structural body or a polygonal structural body, etc. The second casing 21 may be a closed structure, for example, it may include a casing having an opening at one side, and an end cover covering the opening side of the casing, and the casing and the end cover together form a receiving space for receiving the control assembly 22. The second housing 21 may be provided as a removable structure to facilitate later maintenance or inspection of the control assembly 22. The second housing 21 may have a certain sealing property to enhance the waterproof performance of the second housing assembly 20, thereby enhancing the protection of the control assembly 22.
The control unit 22 is accommodated in the second housing 21, and the control unit 22 may be used for controlling the battery assembly 12, for example, controlling the charge and discharge of the battery assembly 12, and the control unit 22 may also be used for detecting the battery assembly 12, for example, detecting the temperature of the battery assembly 12. Of course, the control assembly 22 may also be used to control components or systems of the vehicle, such as the motor of the vehicle, the air conditioning system, and the like.
The second casing 21 may be connected to the first casing 11 in various manners, such as detachable connection, e.g., threaded connection, clamping connection, etc., or non-detachable connection, e.g., welding, bonding, etc. When the second box 21 is detachably connected with the first box 11, the second box assembly 20 can be conveniently detached and replaced, so that the proper second box assembly 20 can be conveniently replaced according to different use requirements of the battery pack 1, the multi-scene adaptability of the battery pack 1 is improved, and the environmental expansibility of the battery pack 1 is enhanced.
The control assembly 22 may be electrically connected to the battery assembly 12 in a variety of ways, such as, in some examples, the control assembly 22 may be directly connected to the battery assembly 12 via wires or copper bars, or in other examples, the control assembly 22 may be connected to the battery assembly 12 via connectors, although the utility model is not limited in this respect.
According to the battery pack 1 of the embodiment of the utility model, the battery assembly 12 can be integrated in the first box 11, the control assembly 22 can be integrated in the second box 21, the battery assembly 12 and the control assembly 22 can be integrated in a modularized manner, the assembly is convenient, the structural integration level of the battery pack 1 is improved, the waste of the internal layout space of the battery pack 1 is reduced, the occupied space of the battery pack 1 on a vehicle is reduced, and the first box assembly 10 and the second box assembly 20 can be maintained respectively when the battery pack 1 is maintained, so that the later maintenance difficulty of the battery pack 1 is reduced.
The term "post-maintenance of the battery pack 1" as used herein refers to the disassembly and replacement of the first case assembly 10 and/or the second case assembly 20, or the disassembly of the first case assembly 10 and/or the second case assembly 20 to disassemble, repair or replace the battery assembly 12 and the control assembly 22 inside the first case assembly and the second case assembly.
The second casing 21 is disposed on the first casing 11, and both may have various arrangements.
For example, in some examples, the second casing 21 is provided at one side of the width direction X of the first casing 11. The arrangement not only can be convenient for install or dismantle second box 21 from the side of first box 11, still is favorable to saving first box 11 along length direction Y's space, reduces battery package 1 along length direction Y's size, when battery package 1 is used for the vehicle, can increase battery package 1 along length direction Y's installation degree of freedom.
As another example, as shown in fig. 1 and 2, the second casing 21 is disposed at one side of the first casing 11 in the length direction Y. In other examples, the second casing 21 may be provided on both sides of the first casing 11 in the longitudinal direction, respectively. Such a setting not only can be convenient for install or dismantle second box 21 from the side of first box 11, still is favorable to saving first box 11 along width direction X's space, reduces battery package 1 along width direction X's size, when battery package 1 is used for the vehicle, can increase battery package 1 along width direction X's installation degree of freedom. In other examples, the second casing 21 may also be provided on one side or both sides in the width direction of the first casing 11.
FIG. 4 is a partially exploded view of a battery pack according to some embodiments of the present utility model; fig. 5 is another partially exploded view of a battery pack according to some embodiments of the present utility model.
As shown in fig. 1 to 5, in some embodiments, the first case 11 includes a first case body 111 and a first connection part 112, the battery assembly 12 is disposed in the first case body 111, and the first connection part 112 is disposed in the first case body 111; the second box body 21 comprises a second box body 211 and a second connecting part 212, the second box body 211 is internally provided with a control component 22, and the second connecting part 212 is arranged on the second box body 211; wherein the first connection portion 112 and the second connection portion 212 are disposed opposite to each other and connected to each other.
The first box body 111 is a main structure of the first box body 11, and the first connection portion 112 is provided on the first box body 111, and the first connection portion 112 may have various structural forms, for example, may have a plate-like structure or a block-like structure. The first connection portion 112 and the first tank body 111 may have various connection manners, and may be non-detachable connection, such as welding, detachable connection, such as threaded connection, or both, that is, the first tank body 111 and the first connection portion 112 are integrally formed.
The second box body 211 is a main structure of the second box body 21, the second connection portion 212 is disposed on the second box body 211, and the second connection portion 212 may have various structural forms, for example, a plate-like structure or a block-like structure. Illustratively, in an embodiment of the present utility model, the second connection portion 212 may be provided as a flange structure. The second connection portion 212 may be connected to the second tank body 211 in various manners, such as non-detachable connection, e.g. welding, detachable connection, e.g. screw connection, or the like, or integrally formed with the second tank body 211 and the second connection portion 212.
The first connecting portion 112 and the second connecting portion 212 are disposed opposite to each other and connected to each other, and may have various connection manners.
In some examples, a threaded post may be disposed on the first connection portion 112, a through hole may be disposed on the second connection portion 212 to match the threaded post, and a nut may be disposed on the threaded post through the through hole to connect and fix the first connection portion 112 and the second connection portion 212.
In other examples, a threaded post may be provided on the second connection portion 212, a through hole may be provided on the first connection portion 112, and the first connection portion 112 and the second connection portion 212 may be connected and fixed by passing the threaded post through the through hole and using a nut.
In still other examples, as shown in fig. 4 and 5, the first connection part 112 may be provided with a first hole 112a, and the second connection part 212 may be provided with a second hole 212a, and the battery pack 1 further includes a connection member (not shown) provided at the first hole 112a and the second hole 212a and connecting the first case body 111 and the second case body 211.
The first hole 112a may be a threaded hole, a normal hole, or the second hole 212a may be a threaded hole, or a normal hole, which is not limited in the present utility model. The connecting member may have various structural forms, for example, it may be a screw, a bolt, a connecting shaft, or the like.
In the embodiment of the utility model, the first box body 111 and the second box body 211 are connected by arranging the connecting members in the first hole 112a and the second hole 212a, so that the connection form of the first box body 111 and the second box body 211 can be effectively simplified, the connection difficulty of the first box body 111 and the second box body 211 is reduced, and the convenience in assembling the battery pack 1 is improved.
In some embodiments, the first connection part 112 is provided in plurality, and the plurality of first connection parts 112 are disposed around the outside of the first case body 111 and protrude with respect to the first case body 111; the second connection parts 212 are provided in plurality, and the plurality of second connection parts 212 are disposed around the second tank body 211 and protrude with respect to the second tank body 211.
The first connecting portion 112 is arranged outside the first box body 111 in a surrounding manner and protrudes relative to the first box body 111, and the second connecting portion 212 is arranged outside the second box body 211 in a surrounding manner and protrudes relative to the second box body 211, so that matching difficulty when the first connecting portion 112 and the second connecting portion 212 are connected can be reduced, and connection convenience is improved. And, the first connecting parts 112 and the second connecting parts 212 are arranged, so that the connection strength of the first box body 111 and the second box body 211 can be effectively enhanced, and the structural strength and the structural stability of the battery pack 1 can be enhanced.
When the second connection portions 212 are provided in plurality, the plurality of second connection portions 212 may have various arrangement manners.
Such as in some examples, a plurality of second connection portions 212 are spaced apart. For example, in fig. 4 and 5, the second connection parts 212 may be provided in two, and the two second connection parts 212 are spaced apart in the width direction X and are provided at both sides of the second case body 211, which is advantageous in that the outer size of the second case 21 can be reduced, and the volume of the second case 21 can be reduced, thereby facilitating the reduction of the volume of the battery pack 1.
As yet another example, the plurality of second connection portions 212 are disposed in series. The second connecting portion 212 may be integrally formed into a substantially annular structure and surrounds the second case body 211, which is advantageous in that the structural strength of the second connecting portion 212 can be enhanced, the connection strength and the connection stability between the second case 21 and the first case 11 can be improved, and the structural stability of the battery pack 1 can be improved.
As shown in fig. 1 to 5, in some embodiments, the first casing 11 includes a first positioning portion 113, the second casing 21 includes a second positioning portion 213 disposed opposite to the first positioning portion 113, and the first positioning portion 113 may be disposed through the second positioning portion 213.
The first positioning portion 113 is disposed through the second positioning portion 213, the first positioning portion 113 may be disposed as a columnar structure, the second positioning portion 213 may be disposed as a hole, and the connection positioning of the first casing 11 and the second casing 21 is achieved through the cooperation between the columnar structure and the hole.
Of course, in other embodiments, the second positioning portion 213 may also be disposed through the first positioning portion 113, where the second positioning portion 213 may be disposed in a columnar structure and the first positioning portion 113 may be disposed as a hole.
According to the embodiment of the utility model, the first positioning part 113 and the second positioning part 213 are arranged, so that the positioning accuracy of the first box 11 and the second box 21 in connection can be improved, and the convenience of connection operation of the first box 11 and the second box 21 can be improved, thereby being beneficial to improving the assembly efficiency of the battery pack 1.
Further, the first positioning portions 113 may be provided in plurality, and the plurality of first positioning portions 113 may be provided at intervals on a side of the first casing 11 facing the second casing 21. Providing the plurality of first positioning portions 113 can further improve the positioning effect on the first casing 11 and the second casing 21 at the time of connection, thereby improving the convenience of the connection operation of the first casing 11 and the second casing 21. And set up a plurality of first location portions 113, can also strengthen the spacing effect between first box 11 and the second box 21 to a certain extent, be favorable to improving the structural stability of battery package 1.
The utility model also provides a vehicle, which comprises the battery pack 1 and the chassis of any embodiment, wherein the battery pack 1 is connected with the chassis. The battery pack 1 and the chassis can be connected in various modes, and the battery pack and the chassis can be directly connected or indirectly connected.
As shown in fig. 1-5, in some embodiments, the battery pack 1 may include a mounting assembly 30, the mounting assembly 30 connecting the first case assembly 10 and the chassis, and connecting the second case assembly 20 and the chassis.
The mounting assembly 30 may be mounted to the first case assembly 10 and the second case assembly 20 in advance, may be mounted to the chassis in advance, or the mounting assembly 30 may exist alone as a free structure. Illustratively, in the embodiment of the present utility model, the mounting assembly 30 may be previously mounted to the first and second case assemblies 10 and 20, and the connection of the battery pack 1 and the chassis is accomplished by connecting the mounting assembly 30 to the chassis when the battery pack 1 is connected to the chassis.
The mounting assembly 30 may take a variety of forms, such as a block, plate, or bar configuration. There are a variety of ways in which the mounting assembly 30 may be connected to the first housing assembly 10, the second housing assembly 20, and the chassis. For example, the mounting assembly 30 may be non-detachably coupled, such as welded, to the first and second housing assemblies 10, 20, and detachably coupled, such as threadably coupled, to the chassis; alternatively, the mounting assembly 30 may be non-removably coupled to the chassis, such as by welding, and removably coupled to the first and second tank assemblies 10, 20, such as by threading; alternatively, the mounting assembly 30 is detachably connected to the first housing assembly 10, the second housing assembly 20 and the chassis, which is not limited thereto. Illustratively, in the embodiment of the present utility model, the mounting assembly 30 may be integrally formed with the first and second case assemblies 10 and 20 and be screw-coupled with the chassis, so that the connection strength of the battery pack 1 and the chassis may be improved and the connection convenience of the battery pack 1 and the chassis may be improved.
In an embodiment of the present utility model, the control assembly 22 of the vehicle may include a plurality of control modules.
In some examples, the control assembly 22 may include a battery control module, for example, a battery management system (Battery Management System, BMS) for monitoring the operating state of the battery energy storage unit to ensure safe and reliable operation of the energy storage unit; the battery control module can also comprise an On Board Charger (OBC) for dynamically regulating and controlling the charging current and voltage parameters of the vehicle and assisting in completing the charging process of the vehicle; the battery control module may further include a DC/DC converter for voltage converting the battery pack.
In some examples, the control assembly 22 may also include a motor control module, e.g., a motor control unit (Motor Control Unit, MCU), for controlling electronic systems of the vehicle, such as multimedia, audio, navigation, suspension, etc.
In some examples, the control assembly 22 may also include a vehicle control module, such as a vehicle control unit (Vehicle Control Unit, VCU), for collecting and analyzing signals, such as battery signals, motor signals, accelerator pedal signals, brake pedal signals, sensor signals, and the like.
The control assembly 22 of the present utility model may include one or more of the control modules described above, although the control modules described above are merely examples of some of the control modules that may be included in the control assembly 22, and other control modules of the vehicle may be included in the control assembly 22, and the present utility model is not limited thereto.
In accordance with the above embodiments of the utility model, these embodiments are not exhaustive of all details, nor are they intended to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model and various modifications as are suited to the particular use contemplated. It should be understood that the scope of the present utility model is not limited thereto, and any equivalent modifications or substitutions can be easily made by those skilled in the art within the technical scope of the present utility model, and they should be included in the scope of the present utility model.
Claims (10)
1. A battery pack, comprising:
a first case assembly including a first case and a battery assembly disposed in the first case;
the second box assembly comprises a second box and a control assembly arranged in the second box, the second box is arranged outside the first box and connected with the first box, and the control assembly is electrically connected with the battery assembly.
2. The battery pack of claim 1, wherein the battery pack comprises a plurality of battery cells,
the second box body is arranged on one side of the first box body in the width direction; or (b)
The second box body is arranged on one side of the first box body in the length direction.
3. The battery pack of claim 1, wherein the battery pack comprises a plurality of battery cells,
the first box body comprises a first box body and a first connecting part, the battery assembly is arranged in the first box body, and the first connecting part is arranged on the first box body;
the second box body comprises a second box body and a second connecting part, the control assembly is arranged in the second box body, and the second connecting part is arranged on the second box body;
wherein the first connecting portion and the second connecting portion are disposed opposite to each other and connected to each other.
4. The battery pack of claim 3, wherein the battery pack comprises a plurality of battery cells,
the first connecting parts are arranged in a plurality, and the first connecting parts are arranged outside the first box body in a surrounding manner and protrude relative to the first box body; and
the second connecting portions are arranged in a plurality, and the second connecting portions are arranged outside the second box body in a surrounding mode and protrude relative to the second box body.
5. The battery pack of claim 4, wherein the first connection portion is provided with a first hole, the second connection portion is provided with a second hole,
the battery pack further includes a connection member provided at the first hole and the second hole and connecting the first case body and the second case body.
6. The battery pack of claim 4, wherein the battery pack comprises a plurality of battery cells,
the second connecting parts are arranged at intervals; or (b)
The plurality of second connecting portions are arranged in series.
7. The battery pack of claim 1, wherein the first housing includes a first positioning portion, the second housing includes a second positioning portion disposed opposite the first positioning portion,
the first positioning part penetrates through the second positioning part; or (b)
The second positioning portion penetrates through the first positioning portion.
8. The battery pack according to claim 7, wherein the first positioning portions are provided in plurality, and the plurality of first positioning portions are provided at intervals on a side of the first case facing the second case.
9. A vehicle, characterized by comprising:
a chassis; and
the battery pack according to any one of claims 1 to 8, which is connected to the chassis.
10. The vehicle of claim 9, wherein the battery pack further comprises a mounting assembly connecting the first tank assembly and the chassis and connecting the second tank assembly and the chassis.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320840903.5U CN219843061U (en) | 2023-04-14 | 2023-04-14 | Battery pack and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320840903.5U CN219843061U (en) | 2023-04-14 | 2023-04-14 | Battery pack and vehicle |
Publications (1)
Publication Number | Publication Date |
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CN219843061U true CN219843061U (en) | 2023-10-17 |
Family
ID=88303753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320840903.5U Active CN219843061U (en) | 2023-04-14 | 2023-04-14 | Battery pack and vehicle |
Country Status (1)
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CN (1) | CN219843061U (en) |
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2023
- 2023-04-14 CN CN202320840903.5U patent/CN219843061U/en active Active
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