CN217468639U

CN217468639U - Side plate and battery device

Info

Publication number: CN217468639U
Application number: CN202221194129.7U
Authority: CN
Inventors: 谷亮杰; 关俊山; 刘炯; 颜廷露; 张勇杰
Original assignee: China Lithium Battery Technology Co Ltd
Current assignee: China Lithium Battery Technology Co Ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-09-20
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to a battery technology field especially relates to a curb plate and battery device, and the curb plate sets up in the side of a plurality of batteries, and the curb plate is provided with the bellying towards the inner wall of battery, and the curb plate passes through bellying and a plurality of battery joint. Through the structure design, the utility model discloses can utilize the joint of bellying to strengthen the assembly stability of curb plate and battery, the curb plate is installed behind the battery side, at for example excessive pressure removal in-process such as income case, and the difficult emergence problem that drops of curb plate guarantees stable, efficient assembly processing procedure, promotes product reliability.

Description

Side plate and battery device

Technical Field

The utility model relates to a battery technology field especially relates to a curb plate and battery device.

Background

The battery pack comprises side plates arranged on the sides of the plurality of batteries and used for protecting, insulating and positioning the batteries through the side plates. The assembly stability of the curb plate of current group battery and battery is relatively poor, behind the side-mounting curb plate of battery, moves the problem that the income case in-process takes place the curb plate to drop easily at the excessive pressure.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to overcome at least one of the above-mentioned drawbacks of the prior art, and to provide a side plate with a better assembling stability of a battery.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

according to the utility model discloses an aspect provides a curb plate, sets up in the side of a plurality of batteries, wherein, the curb plate orientation the inner wall of battery is provided with the bellying, the curb plate passes through the bellying with a plurality of battery joints.

According to the above technical scheme, the utility model provides an advantage and the positive effect of curb plate lie in:

the utility model provides a curb plate is provided with the bellying at its inner wall towards the battery, supplies the curb plate to pass through bellying and a plurality of battery joint according to this. Through the structure design, the utility model discloses can utilize the joint of bellying to strengthen the assembly stability of curb plate and battery, the curb plate is installed behind the battery side, at for example excessive pressure removal in-process such as income case, and the difficult emergence problem that drops of curb plate guarantees stable, efficient assembly processing procedure, promotes product reliability.

Another primary object of the present invention is to overcome at least one of the above-mentioned drawbacks of the prior art and to provide a battery device having the above-mentioned side plate.

according to another aspect of the present invention, there is provided a battery device, wherein, including the present invention provides the side plate and a plurality of batteries, the side plate set up in the side of a plurality of batteries.

According to the above technical scheme, the utility model provides a battery device's advantage lies in with positive effect:

the utility model provides a battery device, through adopting the utility model provides a curb plate can strengthen the assembly stability of curb plate and battery, and at for example the in-process such as excessive pressure removes the income case, the difficult problem that drops that takes place of curb plate guarantees stable, efficient assembly processing procedure, promotes the reliability of product.

Drawings

The various objects, features and advantages of the present invention will become more apparent from the following detailed description of the preferred embodiments of the invention, when considered in conjunction with the accompanying drawings. The drawings are merely exemplary of the invention and are not necessarily drawn to scale. In the drawings, like reference characters designate the same or similar parts throughout the different views. Wherein:

FIG. 1 is a perspective view of a side panel according to an exemplary embodiment;

FIG. 2 is a perspective view of a side panel according to another exemplary embodiment;

FIG. 3 is a perspective view of a side panel according to yet another exemplary embodiment;

fig. 4 is a perspective view showing a partial structure of a battery device according to an exemplary embodiment;

FIG. 5 is a partially exploded schematic view of FIG. 4;

FIG. 6 is a top view of FIG. 4;

fig. 7 is a sectional view taken along line a-a in fig. 6.

The reference numerals are illustrated below:

100. a side plate;

101. a boss portion;

102. recessing;

110. a body portion;

120. upward flanging;

130. downward flanging;

200. a battery;

201. a recessed portion;

210. a pole assembly;

x. a first direction;

y. a second direction.

Detailed Description

Exemplary embodiments that embody features and advantages of the invention are described in detail below. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the following description of various exemplary embodiments of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various exemplary structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "over," "between," "within," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., in accordance with the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.

Referring to fig. 1, a schematic perspective view of a side plate 100 according to the present invention is representatively illustrated. In this exemplary embodiment, the side panel 100 according to the present invention is described by way of example as applied to the vehicle-mounted battery 200. Those skilled in the art will readily appreciate that various modifications, additions, substitutions, deletions, or other changes may be made to the specific embodiments described below in order to apply the inventive concepts to other types of side panels 100, and still fall within the scope of the principles of the side panels 100 as set forth herein.

As shown in fig. 1, in an embodiment of the present invention, a side plate 100 is disposed at a side of a plurality of batteries 200. In the example of arranging the plurality of cells 200 of the battery device along the first direction X, the side surface of the plurality of cells 200 may be understood as an end surface of the cell 200 along the second direction Y, which is perpendicular to the first direction X. In addition, the side plate 100 is provided with a protrusion 101 toward the inner wall of the battery 200, and thus the side plate 100 can be engaged with the plurality of batteries 200 through the protrusion 101. Through the structure design, the utility model discloses can utilize the joint of bellying 101 to strengthen curb plate 100 and battery 200's assembly stability, curb plate 100 is installed in battery 200 side back, at for example excessive pressure removal in-process such as income case, and the problem that drops is difficult for taking place to curb plate 100, guarantees stable, efficient assembly processing procedure, promotes product reliability.

In order to facilitate understanding of the assembly structure relationship between the side plate 100 and the battery 200, referring to fig. 4 to fig. 7, fig. 4 representatively illustrates a schematic perspective structure diagram of a partial structure of a battery device according to the present invention; representatively illustrated in fig. 5 is the partially exploded schematic view of fig. 4; representatively illustrated in fig. 6 is a top view of fig. 4; a cross-sectional view taken along line a-a in fig. 6 is representatively illustrated in fig. 7.

As shown in fig. 1 and 5, in an embodiment of the present invention, since both end portions of the battery 200 along the second direction Y are irregular shapes and the thickness of both end portions along the first direction X is smaller than the thickness of the middle portion of the battery 200 along the first direction X, a recess 201 is formed between two adjacent batteries 200 at the end portions. On this basis, the convex part 101 of the side plate 100 can be in snap fit with the concave part 201. Through the structural design, when the battery device is in overvoltage, the concave part 201 can be connected and fastened with the convex part 101, and the side plate 100 is further prevented from falling off in the moving process.

As shown in fig. 5 and 7, in an embodiment of the present invention, the plurality of batteries 200 are arranged along the first direction X, and the pole assembly 210 of the battery 200 is located at the end of the battery 200 along the second direction Y. On this basis, the boss 101 and the pole assembly 210 may be arranged at a spacing in the vertical direction, for example, the boss 101 may be located at a spacing above or below the pole assembly 210. Through the structure design, the utility model discloses can avoid bellying 101 and utmost point post subassembly 210 to produce the structure and interfere, guarantee avoiding of relevant structure in view of the above and arrange, optimize the rationality of product structure.

As shown in fig. 1, in an embodiment of the present invention, the protrusion 101 may be formed on the side plate 100 through integral molding, so that the outer wall of the side plate 100 forms a recess 102 corresponding to the position of the protrusion 101. In other words, if the side plate 100 is regarded as a plate material having a uniform thickness, the thickness of the plate material at the convex portion 101 is the same as the thickness of the plate material at other portions of the side plate 100. The integral molding may be, for example, press molding or injection molding, and may be selected flexibly according to the material (for example, metal or plastic) of the side panel 100. Through the structure design, the utility model discloses can simplify the processing technology of bellying 101 on the basis that curb plate 100 formed bellying 101 to guarantee that the weight of curb plate 100 can not increase, be favorable to alleviateing battery device's weight, be favorable to the lightweight design of product. In some embodiments, the protrusion 101 may be disposed on the inner wall of the side plate 100 facing the battery 200 in other manners, such as welding, and the like, which is not limited to this embodiment.

As shown in fig. 1, in an embodiment of the present invention, the side plate 100 may include a body portion 110, an upper flange 120, and a lower flange 130. Specifically, the body 110 is provided on the side surface of the plurality of cells 200. The upper flange 120 is bent and extended from the top of the body 110 and covers a part of the top surface of the battery 200. The lower flange 130 is bent and extended from the bottom of the body 110 and covers a part of the bottom surface of the battery 200. On this basis, the inner walls of the upper and lower burring 120 and 130, respectively, facing the battery 200 may each be provided with a boss 101. Through the structure design, the utility model discloses can further strengthen curb plate 100 and battery 200's assembly stability. In some embodiments, when the side plate 100 includes the upper flange 120 and the lower flange 130, the protrusion 101 may be only disposed on one of the upper flange 120 and the lower flange 130 facing the inner wall of the battery 200, and is not limited to this embodiment.

As shown in fig. 1, based on the structural design that the side plate 100 includes the upper flange 120 and the lower flange 130, and the upper flange 120 and the lower flange 130 are both provided with the protruding portions 101, in an embodiment of the present invention, the upper flange 120 and the lower flange 130 may both be provided with a plurality of protruding portions 101. Through the structure design, the utility model discloses can further strengthen curb plate 100 and battery 200's assembly stability.

As shown in fig. 1, based on the structural design that both the upper flange 120 and the lower flange 130 are provided with a plurality of protrusions 101, in an embodiment of the present invention, the number of the protrusions 101 of the upper flange 120 and the protrusions 101 of the lower flange 130 can be the same, and the positions correspond to one another. In some embodiments, the number of the protrusions 101 of the upper flange 120 and the number of the protrusions 101 of the lower flange 130 may be different, and is not limited to this embodiment.

Referring to fig. 2, a schematic perspective view of a side plate 100 according to a design concept of the present invention in another embodiment is representatively illustrated in fig. 2.

As shown in fig. 2, in an embodiment of the present invention, the side plate 100 of the present invention includes only the body portion 110 and the upper flange 120. Specifically, the body 110 is provided on the side surface of the plurality of cells 200. The upper flange 120 is bent and extended from the top of the body 110 and covers a part of the top surface of the battery 200. On this basis, the inner wall of the upper flange 120 facing the battery 200 is provided with a convex portion 101.

Referring to fig. 3, a schematic perspective view of a side plate 100 according to a design concept of the present invention in another embodiment is representatively illustrated in fig. 3.

As shown in fig. 3, in an embodiment of the present invention, the side plate 100 of the present invention includes only the body portion 110 and the turned-down edge 130. Specifically, the main body 110 is provided on a side surface of the plurality of cells 200. The lower flange 130 is bent and extended from the bottom of the body 110 and covers a part of the bottom surface of the battery 200. On this basis, the inner wall of the turned-down edge 130 toward the battery 200 is provided with a convex portion 101.

In the embodiments shown in fig. 1 to 3, the protruding portion 101 is provided on the burring structure of the side plate 100 as an example. In some embodiments, the side plate 100 of the present invention may not have the upper flange 120 and the lower flange 130, and the protrusion 101 may be disposed on the inner wall of the side plate 100 facing the battery 200. Even if the side plate 100 has a flanging structure, the main body 110 of the side plate 100 may be provided with the protrusion 101 facing the inner wall of the battery 200, which is not limited to the above embodiment.

It should be noted herein that the side panels shown in the drawings and described in this specification are but a few examples of the many types of side panels that the principles of the present invention can be employed with. It should be clearly understood that the principles of the present invention are by no means limited to any details or any components of the side panels shown in the drawings or described in the specification.

To sum up, the utility model provides a curb plate 100 is provided with bellying 101 at its inner wall towards battery 200, supplies curb plate 100 to pass through bellying 101 and a plurality of battery 200 joints in view of the above. Through the structure design, the utility model discloses can utilize the joint of bellying 101 to strengthen curb plate 100 and battery 200's assembly stability, curb plate 100 is installed in battery 200 side back, at for example excessive pressure removal in-process such as income case, and the problem that drops is difficult for taking place to curb plate 100, guarantees stable, efficient assembly processing procedure, promotes product reliability.

Based on the above detailed description of several exemplary embodiments of the side plate 100 according to the present invention, an exemplary embodiment of the battery device according to the present invention will be described below.

As shown in fig. 4, in an embodiment of the present invention, the battery device includes a plurality of batteries 200 and the side plate 100 provided in the present invention and described in detail in the above embodiment, wherein the side plate 100 is disposed at a side of the plurality of batteries 200.

As shown in fig. 7, in an embodiment of the present invention, a plurality of batteries 200 are arranged along a first direction X, the batteries 200 have two surfaces opposite to each other along the first direction X, one of the surfaces is provided with a pole assembly 210, and the other surface is formed with a recess 201. Accordingly, the pole assembly 210 of one battery 200 is partially received in the recess 201 of another adjacent battery 200. On this basis, the convex portion 101 of the side plate 100 is accommodated in at least a part of the concave portion 201. Through the structure design, the utility model discloses can reduce the space on the battery device direction of height and occupy.

As shown in fig. 7, based on the structural design that the protrusion 101 is accommodated in the recess 201, in an embodiment of the present invention, the post assembly 210 is located in the middle of the recess 201, and the recess 201 can be provided with the protrusion 101 on at least one of the upper side and the lower side of the post assembly 210.

It should be noted herein that the battery devices illustrated in the drawings and described in the present specification are only a few examples of the many types of battery devices that can employ the principles of the present invention. It should be clearly understood that the principles of the present invention are by no means limited to any details or any components of the battery device shown in the drawings or described in the present specification.

To sum up, the utility model provides a battery device, through adopting the utility model provides a curb plate 100 can strengthen curb plate 100 and battery 200's assembly stability, and at for example the in-process such as excessive pressure removal income case, the difficult problem that drops that takes place of curb plate 100 guarantees stability, efficient assembly processing procedure, promotes the reliability of product.

Exemplary embodiments of a side panel and a battery device according to the present invention are described and/or illustrated in detail above. Embodiments of the invention are not limited to the specific embodiments described herein, but rather, components and/or steps of each embodiment may be utilized independently and separately from other components and/or steps described herein. Each component and/or step of one embodiment can also be used in combination with other components and/or steps of other embodiments. When introducing elements/components/etc. described and/or illustrated herein, the articles "a," "an," and "the" are intended to mean that there are one or more of the elements/components/etc. The terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc. Furthermore, the terms "first" and "second" and the like in the claims and the description are used merely as labels, and are not numerical limitations of their objects.

While the side panel and battery device of the present invention have been described in terms of various specific embodiments, those skilled in the art will recognize that the invention can be practiced with modification within the spirit and scope of the claims.

Claims

1. The utility model provides a curb plate, sets up in the side of a plurality of batteries, its characterized in that, the curb plate orientation the inner wall of battery is provided with the bellying, the curb plate passes through the bellying with a plurality of battery joint.

2. The side plate according to claim 1, wherein a recess is formed between adjacent two of the cells; wherein, the convex part is matched with the concave part in a clamping way.

3. The side panel of claim 1, wherein the plurality of cells are arranged in a first direction, the pole assemblies of the cells being located at ends of the cells in a second direction, the second direction being perpendicular to the first direction; the lug boss and the pole post assembly are arranged at intervals in the vertical direction.

4. The side plate according to claim 1, wherein the protrusion is formed by integrally molding the side plate, so that a position of the outer wall of the side plate corresponding to the protrusion is recessed.

5. The side panel according to any one of claims 1 to 4, wherein the side panel comprises:

a body part provided on a side surface of the plurality of cells;

the upper flanging is bent and extended from the top of the body part and covers part of the top surface of the battery; and

the lower flanging is bent and extended from the bottom of the body part and covers part of the bottom surface of the battery;

the upper flanging and/or the lower flanging are/is provided with the protruding part towards the inner wall of the battery.

6. The side panel according to claim 5, wherein the upper flange and the lower flange are each provided with a plurality of the protrusions.

7. The side plate according to claim 6, wherein the number of the convex portions of the upper flanging and the number of the convex portions of the lower flanging are the same, and the positions of the convex portions are in one-to-one correspondence.

8. The side plate according to any one of claims 1 to 4, wherein the side plate comprises a body portion provided to a side surface of the plurality of cells; wherein, the curb plate still includes:

the upper flanging is bent and extended from the top of the body part and covers part of the top surface of the battery, and the upper flanging is provided with the protruding part facing the inner wall of the battery; or

The lower flanging is bent and extended from the bottom of the body part and covers part of the bottom surface of the battery, and the raised part is arranged on the inner wall of the lower flanging facing the battery.

9. A battery device, comprising the side plate of any one of claims 1 to 8 and a plurality of batteries, wherein the side plate is disposed on a side surface of the plurality of batteries.

10. The battery device according to claim 9, wherein the plurality of cells are arranged in a first direction, the cells have two surfaces opposite to each other in the first direction, one of the surfaces is provided with a pole assembly, the other surface is formed with a recess, and the pole assembly of one cell is partially received in the recess of another adjacent cell; wherein at least a portion of the recess receives the projection therein.

11. The battery device of claim 10, wherein the pole assembly is located in a middle portion of the recess, and the recess is provided with the protrusion at least one of above and below the pole assembly.