CN219873886U

CN219873886U - Battery box and battery pack

Info

Publication number: CN219873886U
Application number: CN202320839305.6U
Authority: CN
Inventors: 王海涛; 艾杰
Original assignee: Suzhou Shidai Xin'an Energy Technology Co ltd
Current assignee: Suzhou Shidai Xin'an Energy Technology Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-10-20
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to the technical field of batteries, in particular to a battery box and a battery pack. Through the structure, the battery box body can be connected with the domain control module through the mounting member, and the wire harness of the domain control module can be connected with the battery cell assembly through the connection opening, so that the domain control module is integrated on the battery pack.

Description

Battery box and battery pack

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery box and a battery pack.

Background

With the development of vehicles, more controllers on the vehicle body are provided, so that the cost of the controllers is reduced, the weight of the whole vehicle is reduced, and more domain control modules with different architectures are provided.

In order to enable the electric energy in the power battery to be output outwards according to the requirement or control the working state of the power battery, a domain control module is required to be arranged in the electric automobile to control the working state of the power battery. In the prior art, the domain control module is generally connected in a mode of additionally arranging the installation component and the installation space, and the mode not only occupies a larger space, but also increases the number of parts, which is not beneficial to reducing the cost and integrating the design.

Disclosure of Invention

In view of the above, the present utility model provides a battery case and a battery pack, wherein the battery case can be connected with a domain control module, which is beneficial to the integrated design of the battery.

In a first aspect, some embodiments of the present utility model provide a battery case having a receiving cavity therein, the battery case including a connection opening and a mounting member, the connection opening being disposed on the battery case and in communication with the receiving cavity, the receiving cavity for receiving a battery cell assembly; the installation component sets up in the one side of connecting opening and connect in the battery box, and the installation component is used for connecting the domain accuse module, and domain accuse module is connected with electric core subassembly electricity.

According to some embodiments of the utility model, the battery case is provided with a mounting opening, and the mounting opening communicates with the connection opening.

According to the battery box provided by some embodiments of the present utility model, the mounting member includes a bearing portion and a reinforcing portion that are connected to each other, the bearing portion and the reinforcing portion are respectively connected to a wall surface of the two wall bodies in the battery box, the wall surface of the two wall bodies facing away from the accommodating cavity, the bearing portion is used for connecting the domain control module, and the mounting opening penetrates through the bearing portion and is communicated with the connecting opening.

According to the battery box provided by some embodiments of the utility model, the mounting member comprises a connecting portion and an extension portion, one end of the extension portion along the first direction is connected to the connecting portion, the other end of the extension portion is connected to the battery box, the connecting portion is used for being connected with the domain control module, and the mounting opening penetrates through the connecting portion and the extension portion and is communicated with the connecting opening.

According to the battery box provided by some embodiments of the utility model, the battery box comprises an upper box body and a lower box body covered on the upper box body, the upper box body and the lower box body are enclosed to form a containing cavity, and the connecting opening is arranged on at least one of the upper box body and the lower box body.

According to the battery box provided by some embodiments of the utility model, the lower box comprises a first side wall and a second side wall which are arranged at intervals along a first direction, a third side wall and a fourth side wall which are arranged at intervals along a second direction, the size of the first side wall in the third direction is larger than that of the second side wall in the third direction, and the connecting opening is arranged on the first side wall.

According to some embodiments of the utility model, the battery case further includes a first reinforcing structure located in the accommodating cavity, and the first reinforcing structure is connected to a wall body of the battery case, where the wall body is provided with a connection opening.

According to some embodiments of the present utility model, the battery case further includes a second reinforcing structure disposed on the mounting member and connected to the battery case.

In a second aspect, some embodiments of the present utility model further provide a battery pack, where the battery pack includes a domain control module and the battery box provided in any one of the above technical solutions, and a battery cell assembly is disposed in a receiving cavity of the battery box, where the domain control module is connected to the battery box through a mounting member.

According to some embodiments of the utility model, there is provided a battery pack further comprising a housing on which the domain control module is disposed, the housing being detachably connected to the mounting member and capable of sealing the connection opening.

According to some embodiments of the present utility model, the domain control module includes at least one of a battery management unit, a circuit breaking unit, a battery energy distribution unit, a power conversion module, a vehicle-mounted charging module, a vehicle control unit, a motor control unit, a vehicle body stabilization system, a driving system control unit, a steering control unit, and a comfort system management unit.

The technical scheme provided by the embodiment of the disclosure at least brings the following beneficial effects:

the utility model provides a battery box body with a containing cavity, which comprises a connecting opening and a mounting component, wherein the connecting opening is arranged on the battery box body and is communicated with the containing cavity for containing a battery cell assembly, the mounting component is arranged on one side of the connecting opening and is connected with the battery box body, and the mounting component is used for connecting a domain control module electrically connected with the battery cell assembly. Through the structure, the battery box body can be connected with the domain control module through the mounting member, and the wire harness of the domain control module can be connected with the battery cell assembly through the connection opening, so that the domain control module is integrated on the battery pack.

The utility model also provides a battery pack, which comprises the battery box body provided by the technical scheme, wherein the domain control module is connected to the battery box body through the mounting component and at least part of the domain control module can extend into the battery box body. The battery pack comprises the battery box body provided by the technical scheme, and the domain control module can be conveniently integrated on the battery pack.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a schematic view of a portion of a battery case according to some embodiments of the present utility model at a viewing angle;

fig. 2 is a schematic view of a portion of a battery case according to some embodiments of the present utility model at another view angle;

fig. 3 is a schematic view illustrating a portion of a battery case according to another embodiment of the present utility model at a single viewing angle;

fig. 4 is a schematic view of a portion of another battery case according to some embodiments of the present utility model at another view angle;

fig. 5 is a split view of a battery case according to some embodiments of the present utility model;

FIG. 6 is a split view of another battery case according to some embodiments of the present utility model;

fig. 7 is a schematic structural diagram of the upper case and the lower case after being fastened according to some embodiments of the present utility model;

fig. 8 is a schematic structural diagram of a battery pack according to some embodiments of the present utility model;

fig. 9 is a schematic view illustrating another battery pack according to some embodiments of the present utility model;

reference numerals in the specific embodiments are as follows:

2. a connection opening; 3. a mounting member; 30. a mounting opening; 31. a carrying part; 32. a reinforcing part; 33. a connection part; 34. an extension; 4. a first reinforcing structure; 5. a second reinforcing structure; 10. a battery case; 101. an upper case; 102. a lower box body; 1021. a first sidewall; 1022. a second sidewall; 1023. a third sidewall; 1024. a fourth sidewall; 20. a domain control module; 40. a housing.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

It should be noted that unless otherwise indicated, technical or scientific terms used in the embodiments of the present utility model should be given the ordinary meanings as understood by those skilled in the art to which the embodiments of the present utility model belong.

In the description of the embodiments of the present utility model, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present utility model.

Furthermore, the technical terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more unless explicitly defined otherwise.

In the description of the embodiments of 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; or may 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 embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In the description of embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In order to enable the connection of a domain control module to a battery box and improve the integration of a battery pack, a battery box is proposed, as shown in fig. 1 to 4, wherein a containing cavity is formed in the battery box 10, the battery box 10 comprises a connection opening 2 and a mounting member 3, the connection opening 2 is arranged on the battery box 10 and is communicated with the containing cavity, and the containing cavity is used for containing a battery cell assembly; the mounting member 3 is disposed at one side of the connection opening 2 and connected to the battery case 10, and the mounting member 3 is used to connect the domain control module 20, and the domain control module 20 is electrically connected with the battery cell assembly.

Although the mounting members 3 shown in fig. 1 and 3 are provided at only one side of the battery case 10, it is understood that the mounting members 3 may be provided at both sides or more sides of the battery case 10 to match the requirement of arranging the domain control module 20 on the battery case 10. For example, the mounting members 3 for connecting the domain control module 20 may be disposed at both sides of the battery case 10 in the first direction, respectively, and/or the mounting members 3 for connecting the domain control module 20 may be disposed at both sides of the battery case 10 in the second direction, respectively. In some embodiments, the first direction may be perpendicular to the second direction.

The receiving chamber may be a cavity structure formed inside the battery case 10 as a space for receiving the battery pack device for receiving the battery cell assembly.

The connection opening 2 may be an opening structure provided on the battery case 10, which communicates with both the inside and outside of the battery case 10 such that the receiving chamber communicates with the external environment. By arranging the connecting openings 2 which are communicated with the inner side and the outer side of the battery box body 10 on the battery box body 10, devices positioned outside the battery box body 10 can be communicated with devices in the accommodating cavity by penetrating through the connecting openings 2, so that the devices positioned outside the battery box body 10 can communicate with the devices in the accommodating cavity or exchange energy.

In some implementations, the connection opening 2 may be formed by performing mechanical processing such as milling, drilling, etc. on the wall of the battery case 10, or the connection opening 2 may be formed together when the wall of the battery case 10 is formed, and a person skilled in the art may select a forming manner of the connection opening 2 according to actual circumstances.

The mounting member 3 may be a member for connecting the domain control module 20, which is connected to the outer wall of the battery case 10, such that the domain control module 20 can be connected to the outer wall of the battery case 10 through the mounting member 3. The mounting member 3 is provided at the outside of the connection opening 2 such that the domain control module 20 connected to the mounting member 3 can be located at the connection opening 2.

In some embodiments, the mounting member 3 is provided with a mounting opening 30, the mounting opening 30 communicates with the connection opening 2, and the size of the mounting opening 30 and the size of the connection opening 2 may be matched to each other so that the domain control module 20 provided on the mounting member 3 can protrude into the battery case through the mounting opening 30 and the connection opening 3.

The mounting opening 30 may be an opening structure on the mounting member 3, and the mounting opening 30 penetrates the mounting member 3 to communicate the wall surface of the mounting member 3 facing away from the battery case 10 with the wall surface facing the battery case 10.

In some embodiments, as shown in fig. 5, the mounting member 3 includes a bearing portion 31 and a reinforcing portion 32 that are connected to each other, where the bearing portion 31 and the reinforcing portion 32 are respectively connected to a wall surface of the battery case 10, where the two walls face away from the accommodating cavity, the bearing portion 31 is used to connect the domain control module 20, and the mounting opening 30 penetrates the bearing portion 31 and communicates with the connection opening 2.

The bearing part 31 and the reinforcing part 32 can be part structures in the installation component 3, the bearing part 31 is used for being connected with the domain control module 20, the installation opening 30 penetrates through the bearing part 31, the bearing part 31 can install and bear the domain control module 20, the domain control module 20 can be fixedly connected with the battery box body 10 through the installation component 3, the bearing part 31 is connected with the wall surface of the battery box body 10, the wall surface of the wall body of the battery box body 10 deviates from the accommodating cavity, and the load of the domain control module 20 borne by the bearing part 31 can be transmitted to the wall body of the battery box body, so that the domain control module 20 can be stably supported. The reinforcing part 32 is connected with the bearing part 31 and is also connected with the wall surface of the battery box body 10 deviating from the containing cavity, so that the connection strength of the bearing part 31 and the wall body of the battery box body 10 can be enhanced, and the connection firmness of the mounting member 3 on the wall body of the battery box body 10 is improved.

In some embodiments, the bearing portion 31 and the reinforcing portion 32 are respectively connected to the wall surfaces of two adjacent walls in the battery case 10, so that the extension size of the reinforcing portion 32 can be reduced, which is beneficial to reducing the occupied space of the mounting member 3.

In particular, the projection of the connection opening 2 is located within the range enclosed by the projection of the carrier portion 31 in the first direction, so that at least part of the carrier portion 31 can be connected to the wall of the outer periphery of the connection opening 2, which is advantageous for improving the force distribution of the mounting member 3 at the connection opening 2.

In some embodiments, as shown in fig. 6, the mounting member 3 includes a connection portion 33 and an extension portion 34, one end of the extension portion 34 in the first direction is connected to the connection portion 33, the other end is connected to the battery case 10, the connection portion 33 is used for connection with the domain control module 20, and the mounting opening 30 penetrates the connection portion 33 and the extension portion 34 and communicates with the connection opening 2.

The connection portion 33 and the extension portion 34 may be part of the structure of the mounting member 3, the connection portion 33 is used for connecting with the plurality of domain control modules 20, and the connection portion 33 is capable of mounting and carrying the domain control modules 20. The extension portion 34 extends along the first direction, the connecting portion 33 is connected to one end of the extension portion 34 along the first direction, and the other end of the extension portion 34 along the first direction is connected to the battery box 10, so that the domain control module 20 connected to the connecting portion 33 extends out of the battery box 10 along the first direction, the domain control module 20 can be separated from the battery box 10, the concentration of devices in the battery pack is reduced, and the heat dissipation of the domain control module 20 and the battery cell assembly is improved. Wherein the mounting opening 30 penetrates the connection portion 33 and the extension portion 34 in the first direction and communicates with the connection opening 2, so that the wire harness of the domain control module 20 connected to the connection portion 33 facing away from the battery case 10 can pass through the mounting opening 30 and the connection opening 2 to be connected to the cell assembly in the accommodating chamber.

In some embodiments, as shown in fig. 7, the battery case 10 includes an upper case 101 and a lower case 102 covered on the upper case 101, the upper case 101 and the lower case 102 are enclosed to form a receiving chamber, and the connection opening 2 is provided on at least one of the upper case 101 and the lower case 102.

The upper case 101 and the lower case 102 may be part of the case structure of the battery case 10, the upper case 101 and the lower case 102 both enclose a cavity structure, and the cavities of the two after the two are buckled are communicated to form a cavity. The battery box body 10 is formed by buckling the upper box body 101 and the lower box body 102, so that the battery box body 10 is convenient to form and the battery box body 10 is convenient to assemble and disassemble.

In some embodiments, the upper case 101 and the lower case 102 may be manufactured by an integrated molding process such as stamping and casting, so that not only the upper case 101 and the lower case 102 are convenient to process, but also the structural integrity of the upper case 101 and the lower case 102 is improved, which is helpful to improve the structural strength of the upper case 101 and the lower case 102.

By providing the connection opening 2 on at least one of the upper case 101 and the lower case 102, at least one of the upper case 101 and the lower case 102 can be connected to the domain control module 20 through the mounting member 3 connected to the connection opening 2, and connection of the domain control module 20 on at least one of the upper case 101 and the lower case 102 is achieved.

In some embodiments, the upper case 101 and the lower case 102 may be connected using a bolt assembly, so that the upper case 101 and the lower case 102 are detachably connected, which is advantageous in improving maintenance convenience of the battery case 10.

In some embodiments, as shown in fig. 5, the lower case 102 includes a first sidewall 1021 and a second sidewall 1022 disposed at intervals along a first direction, a third sidewall 1023 and a fourth sidewall 1024 disposed at intervals along a second direction, a size of the first sidewall 1021 in the third direction is larger than a size of the second sidewall 1022 in the third direction, and the connection opening 2 is disposed on the first sidewall 1021.

The first side wall 1021, the second side wall 1022, the third side wall 1023, and the fourth side wall 1024 may each be a wall structure enclosing the lower case 102. The first sidewall 1021 and the second sidewall 1022 are disposed at intervals along the first direction, the third sidewall 1023 and the fourth sidewall 1024 are disposed at intervals along the second direction, and the third sidewall 1023 and the fourth sidewall 1024 are located between the first sidewall 1021 and the second sidewall 1022, so that the cavity structure in the lower case 102 is located between the first sidewall 1021, the second sidewall 1022, the third sidewall 1023 and the fourth sidewall 1024.

By making the size of the first sidewall 1021 in the third direction larger than the size of the second sidewall 1022 in the third direction, to increase the strength of the first sidewall 1021 provided with the connection opening 2, it is advantageous to increase the strength of the first sidewall 1021, so that the first sidewall 1021 can firmly support the domain control module 20.

In some embodiments, the battery case 10 further comprises a first reinforcing structure 4 located in the receiving cavity, the first reinforcing structure 4 being connected to a wall of the battery case 10 provided with the connection opening 2.

The first reinforcing structure 4 may be a structure for reinforcing the strength of the wall body provided with the connection opening 2. By connecting the first reinforcing structure 4 to the wall of the battery box 10 provided with the connection opening 2, the strength of the wall provided with the connection opening 2 is enhanced. Specifically, the first reinforcing structure 4 is disposed on the inner wall surface of the wall body provided with the connection opening 2, so that the first reinforcing structure 4 is located in the accommodating cavity, which is beneficial to improving the aesthetic appearance of the battery case 10.

Specifically, the first reinforcing structure 4 may be a reinforcing block having a block-like structure, and the reinforcing block is connected to the connection portion of the wall body provided with the connection opening 2 and the adjacent wall body, so that the reinforcing block can enhance the strength of the wall body provided with the connection opening 2 and also enhance the strength of the overall structure of the lower case 102.

In some embodiments, the battery case 10 further includes a second reinforcing structure 5, and the second reinforcing structure 5 is disposed on the mounting member 3 and connected with the battery case 10.

The second reinforcing structure 5 may be a structure for reinforcing the structural strength of the mounting member 3. By providing the second reinforcing structure 5 on the mounting member 3 and connecting it with the battery case 10, not only the structural strength of the mounting member 3 but also the connection strength of the mounting member 3 and the battery case 10 can be enhanced.

In some embodiments, the second reinforcing structure 5 may be a frame structure, and the frame structure is formed by connecting the first reinforcing portion 32 and the second reinforcing portion 32 and is wound around the outer periphery of the mounting opening 30, which is beneficial to uniformly improving the connection strength of the mounting member 3 and the battery case 10.

Some embodiments of the present utility model further provide a battery pack, as shown in fig. 8 and 9, which includes a domain control module 20 and a battery case 10 provided in the foregoing technical solution, where a battery cell assembly is disposed in a receiving cavity of the battery case 10, and the domain control module 20 is connected to the battery case 10 through a mounting member 3.

In the above scheme, at least part of the domain control module 20 passes through the connection opening 2 and stretches into the battery box 10, so that the domain control module 20 can fully utilize the clearance space of devices such as the battery cell assembly and the like which are not arranged in the battery box 10, and the arrangement of the devices in the battery pack is compact.

The domain control module 20 is connected to the connection opening 2 of the battery case 10 through the mounting member 3 such that the connection opening 2 can be sealed by the domain control module 20 and the mounting member 3.

Since the battery pack includes the battery case 10 provided in the foregoing technical solution, the domain control module 20 can be conveniently integrated on the battery pack.

In some embodiments, the battery pack further includes a plurality of the domain control modules 20 provided in the housing 40, the plurality of domain control modules 20 being provided in the housing 40, the housing 40 being detachably connected to the mounting member 3 and capable of sealing the connection opening 2.

The housing 40 may be a structure for connecting the domain control module 20 thereto for carrying the domain control module 20. The domain control module 20 is connected to the shell 40, and the shell 40 is connected to the outer wall of the battery box 10, so that the domain control module 20 can be connected to the shell 40 to be detached from the wall of the battery box 10 as a whole, and the convenience of detachment is improved.

In some embodiments, the domain control module 20 includes at least one of a battery management unit, a circuit breaking unit, a battery energy distribution unit, a power conversion module, an on-board charging module, a vehicle control unit, a motor control unit, a vehicle body stabilization system, a drive system control unit, a travel system control unit, a steering control unit, and a comfort system management unit.

The person skilled in the art may connect at least one of the battery management unit, the breaking unit, the battery energy distribution unit, the power conversion module, the vehicle-mounted charging module, the whole vehicle control unit, the motor control unit, the vehicle body stabilization system, the driving system control unit, the traveling system control unit, the steering control unit, and the comfort system management unit to the mounting member 3 according to actual circumstances.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims

1. A battery box having a receiving cavity therein, the battery box comprising:

the connecting opening is arranged on the battery box body and communicated with the accommodating cavity, and the accommodating cavity is used for accommodating the battery cell assembly;

the mounting component is arranged on one side of the connecting opening and connected with the battery box body, and is used for connecting a domain control module, and the domain control module is electrically connected with the battery cell assembly.

2. The battery case according to claim 1, wherein the mounting member is provided with a mounting opening, the mounting opening and the connection opening being in communication.

3. The battery box according to claim 2, wherein the mounting member includes a bearing portion and a reinforcing portion connected to each other, the bearing portion and the reinforcing portion being respectively connected to wall surfaces of two of the battery boxes facing away from the accommodating chamber, the bearing portion being configured to connect the domain control module, and the mounting opening penetrating the bearing portion and communicating with the connection opening.

4. The battery case according to claim 2, wherein the mounting member includes a connection portion and an extension portion, one end of the extension portion in a first direction is connected to the connection portion, the other end is connected to the battery case, the connection portion is for connection with the domain control module, and the mounting opening penetrates the connection portion and the extension portion and communicates with the connection opening.

5. The battery box of claim 1, wherein the battery box comprises an upper box and a lower box covered on the upper box, the upper box and the lower box enclose to form the accommodating cavity, and the connection opening is arranged on at least one of the upper box and the lower box.

6. The battery case according to claim 5, wherein the lower case includes first and second side walls disposed at intervals along a first direction, third and fourth side walls disposed at intervals along a second direction, a dimension of the first side wall in the third direction is larger than a dimension of the second side wall in the third direction, and the connection opening is disposed on the first side wall.

7. The battery compartment of claim 1, further comprising a first reinforcing structure located in the receiving chamber, the first reinforcing structure being connected to a wall of the battery compartment provided with the connection opening.

8. The battery compartment of claim 1, further comprising a second reinforcing structure disposed on the mounting member and connected to the battery compartment.

9. A battery pack, comprising:

a domain control module;

the battery box according to claim 1 to 8, wherein the electric core component is arranged in the accommodating cavity of the battery box,

the domain control module is connected to the battery box body through a mounting component.

10. The battery pack of claim 9, further comprising a housing, the domain control module being disposed on the housing, the housing being removably connected to the mounting member and capable of sealing the connection opening.