CN214505680U

CN214505680U - Battery module and be used for supporting component of battery module

Info

Publication number: CN214505680U
Application number: CN202120554749.6U
Authority: CN
Inventors: 肖强; 吴守波; 张锦兵
Original assignee: Shenzhen Topband Battery Co ltd
Current assignee: Nantong Tuobang Youneng Technology Co.,Ltd.
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-10-26
Anticipated expiration: 2031-03-17

Abstract

The utility model relates to a battery module and a supporting component for the battery module, wherein the battery module comprises a plurality of battery cores which are arranged side by side; the supporting assembly comprises a plurality of supporting frames arranged side by side and a connecting assembly sequentially connected with the plurality of supporting frames; each support frame is sleeved on the two adjacent battery cells so as to be connected with the two adjacent battery cells. This a supporting component for battery module is through locating the braced frame cover on two electric cores of adjacent setting and connect gradually a plurality of braced frames through coupling assembling, can realize simply, high-efficiently the series-parallel connection of electric core, the equipment of the battery module of can being convenient for, the packaging efficiency of improvement battery module to make the structure of whole battery module more firm reliable, thereby guarantee the security of battery module.

Description

Battery module and be used for supporting component of battery module

Technical Field

The utility model relates to a battery field, more specifically say, relate to one kind and be used for battery module's supporting component.

Background

Among the correlation technique, this battery module comprises a plurality of electric cores, a plurality of connection piece, frame, upper ledge body and lower frame body usually to through the screw-up, this battery module spare part is many, and assembly process and step are comparatively loaded down with trivial details usually, and the packaging efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that, a modified and be used for battery module's supporting component is provided.

The utility model provides a technical scheme that its technical problem adopted is: constructing a support assembly for a battery module, the battery module comprising a plurality of cells arranged side-by-side; the supporting assembly comprises a plurality of supporting frames arranged side by side and a connecting assembly sequentially connected with the plurality of supporting frames; each support frame is sleeved on the two adjacent battery cells so as to be connected with the two adjacent battery cells.

Preferably, the battery cell comprises a length direction and a width direction;

the supporting frame is sleeved on the battery cell along the width direction of the battery cell.

Preferably, the support frame comprises two side plates arranged oppositely; two ends of each side plate are provided with connecting convex parts protruding towards the other side plate;

the connecting convex part is provided with a through hole;

the connecting assembly comprises a plurality of through rods; the connecting convex parts of the plurality of supporting frames are arranged side by side to form a plurality of rows of the connecting convex parts;

the penetrating rods and the connecting convex parts are arranged in a one-to-one correspondence mode, so that the penetrating holes in the connecting convex parts are sequentially penetrated out from the penetrating holes in the same row.

Preferably, the battery module further comprises two end frames; the two end frames are respectively arranged on two opposite sides of the plurality of support frames which are arranged side by side;

the end frame is connected with the supporting frame through the connecting assembly;

the end frame is provided with a through hole which is arranged corresponding to the through hole; the penetrating rod penetrates through the through hole.

Preferably, the supporting frame further comprises a partition plate which divides the space between the two side plates into two sleeving grooves for respectively sleeving the two adjacent battery cells;

the two opposite sides of the partition board are respectively connected with the two side boards.

Preferably, the battery module further comprises two protection plates, and the two protection plates are respectively arranged on two opposite sides of the plurality of support frames arranged side by side;

and the protection plate is provided with a through hole for the penetration rod to penetrate through.

Preferably, the end part of the penetrating rod is provided with an external thread;

the connecting assembly further comprises a threaded sleeve sleeved on the end portion of the penetrating rod.

Preferably, a tray is also included; the plurality of battery cells are arranged on the tray side by side;

the tray is connected with the plurality of support frames through the connecting assembly.

Preferably, the battery pack further comprises a heating body arranged on the tray to heat the battery cell;

the tray also comprises heat insulation cotton arranged on the tray;

and/or the support frame is an insulating support frame.

The utility model discloses still construct a battery module, a serial communication port, including a plurality of electric cores that set up side by side and with a plurality of electric core assembly a supporting component for battery module.

Implement the utility model discloses a battery module and be used for battery module's supporting component has following beneficial effect: this a supporting component for battery module is through locating the braced frame cover on two electric cores of adjacent setting and connect gradually a plurality of braced frames through coupling assembling, can realize simply, high-efficiently the series-parallel connection of electric core, the equipment of the battery module of can being convenient for, the packaging efficiency of improvement battery module to make the structure of whole battery module more firm reliable, thereby guarantee the security of battery module.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic structural view of a battery module according to some embodiments of the present invention;

fig. 2 is an exploded view of a portion of the battery module shown in fig. 1;

fig. 3 is a schematic structural view of a support frame of the battery module shown in fig. 2;

fig. 4 is a schematic structural view of an end frame of the battery module shown in fig. 2;

fig. 5 is a schematic structural view of a tray of the battery module shown in fig. 2.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 and 2 show some preferred embodiments of the battery module according to the present invention. The battery module can be applied to the field of automobiles, and certainly, in other embodiments, the battery module can not be limited to the field of automobiles. In some embodiments, the battery module can realize modularization, can simply and efficiently realize series-parallel connection of a plurality of battery cores, and form a battery module with any specification, and has the advantages of simplicity and convenience in assembly, high assembly efficiency, safety and reliability.

As shown in fig. 1 and 2, further, in some embodiments, the battery module may include a plurality of battery cells 10, a support assembly, and a conductive connecting member 90; in some embodiments, the plurality of battery cells 10 may be arranged side by side. The support assembly may include a plurality of support frames 20, end frames 30, fender panels 40, a tray 50, and a connection assembly 80. The plurality of support frames 20 may be disposed side by side, and each support frame 20 may be sleeved on two battery cells 10 that are adjacently disposed, and may be used to connect the two battery cells that are adjacently disposed. The number of the end frames 30 may be two, and the two end frames 30 may be respectively disposed at two opposite sides of the plurality of support frames 20 disposed side by side, and it is understood that in some embodiments, the end frames 30 may be omitted. The number of the protection plates 40 may be two, and the two protection plates 40 may be respectively disposed at opposite sides of the plurality of support frames 20 disposed side by side, and in particular, may be located at an outer side of the end frame 30. It will be appreciated that in some embodiments, the shield plate 40 may be omitted. In some embodiments, the tray 50 may be used to accommodate the plurality of battery cells 30, and the connection assembly 80 may be connected to a plurality of support frames 20 in sequence, and specifically, in some embodiments, the connection assembly 80 may be used to connect the protection plate 40, the end frame 30 and the support frames 20. Of course, it is understood that the tray 50 may also be connected to the fender 40, the end frame 30 and the support frame 20 by the connecting assembly 80. The conductive connecting member 90 may be used to electrically connect the plurality of battery cells 10.

Further, in some embodiments, the battery cell 10 may include a cell body 11, and an electrode column 12 disposed at one end of the cell body 11; the cell body 11 may be rectangular. Of course, it is understood that in other embodiments, the cell body 11 may not be limited to a rectangular parallelepiped shape. In some embodiments, there may be two electrode columns 12, and the two electrode columns 12 may be disposed at intervals along the length direction of the cell body 11. In some embodiments, the battery cell 10 may include a length direction and a width direction, the length direction may be a length direction of the battery cell body 11, and the width direction may be a width direction of the battery cell body 11. The plurality of battery cells 10 may be sequentially arranged side by side in the width direction thereof.

In some embodiments, the support frame 20 may be sleeved on the battery cell 10 along the width direction of the battery cell 10. In some embodiments, the supporting frame 20 may be an insulating supporting frame, specifically, the supporting frame 20 may be a plastic supporting frame, which can protect the battery cell 10, ensure that the whole battery cell module is safer and more reliable, and meanwhile, also play a role in insulation protection.

As shown in fig. 2 and 3, in some embodiments, the supporting frame 20 may include side plates 21 and partition plates 22. The number of the side plates 21 may be two, and the two side plates 21 may be disposed opposite to each other. The side plate 21 may be coated on the side wall of the cell body 10 in the width direction. The two side plates 21 may enclose a receiving space for receiving the battery cell 10. In some embodiments, the partition board 22 may be disposed between the two side plates 21, and two opposite sides of the partition board 22 may be respectively connected to the two side plates 21, and may be configured to divide the space between the two side plates 21 into two sleeving grooves, where the two sleeving grooves may be respectively sleeved with two adjacent battery cells 10. When the support frame 20 is sleeved on two adjacent battery cells 10, the partition 22 may be located at a joint between the two adjacent battery cells 10. In some embodiments, there may be two partitions 22, and the two partitions 22 may be spaced apart. The partition 22 may be integrally formed with the side plate 21, and in particular, in some embodiments, the partition 22 may be integrally formed with the side plate 21 by injection molding.

In some embodiments, each side plate 21 may have a heat dissipation hole 211, and the heat dissipation hole 211 may be disposed along a length direction of the side plate 21. In some embodiments, both ends of each side plate 21 may be provided with a connection protrusion 212; the two connecting protrusions 212 may be respectively protruded toward the other side plate 21, and the connecting protrusions 212 on the two side plates 21 and each side plate 21 may enclose a socket groove for the electrical core 10 to be socket-connected. In some embodiments, the connecting protrusion 212 may be a square column disposed along the length of the side plate 21. Of course, it is understood that in other embodiments, the connection boss 212 may not be limited to being a square column. In some embodiments, a through hole 2121 may be formed on the connection protrusion 212. The through hole 2121 may be formed along the longitudinal direction of the connection protrusion 212. The plurality of connecting protrusions 212 of the support frame 20 may be arranged side by side to form a plurality of rows of connecting protrusions 212. In some embodiments, four rows of the connecting protrusions 212 may be formed on the supporting frame 20, and the through holes 2121 of each row of the connecting protrusions 212 may be disposed in communication.

Further, in some embodiments, the partition 22 may be provided with a stopper 23, and the stopper 23 may be located on the bottom wall of the top grid 22, and two ends of the stopper may extend towards the two splicing grooves, respectively. The limiting block 23 may be used to limit the battery cell 10.

Further, as shown in fig. 4, in some embodiments, the end frame 30 may be connected to the support frame 20 by the connecting member 80. In some embodiments, the end frame 30 may include an end plate 32, and a baffle 31 disposed on two opposite sides of the end plate 32, and the baffle 31 and the end plate 32 may enclose a receiving cavity for receiving the battery cell 10 and the support frame 20 located on the outer side. The end frame 30 is provided with through holes 311, and in some embodiments, the through holes 311 may be located at two ends of the baffle 31, i.e. at four corners of the end frame 30. The through hole 311 may be disposed corresponding to the through hole 2121. In some embodiments, the end frame 30 may be an insulating frame, and in particular, the end frame 30 may be a plastic frame.

As shown in fig. 1 and 2, further, in some embodiments, the protection plate 40 may be a metal plate, the protection plate 40 may include a body 41 and a connecting portion 42, and the body 41 may be rectangular. The number of the connecting portions 42 may be four, and the four connecting portions 42 may be located at four corners of the body 41 and may protrude from the body 41. In some embodiments, a through hole 421 may be disposed on the protection plate 40, and the through hole 421 may be disposed on the body connection portion 42 and may correspond to the through hole 2121 and the through hole 311.

Further, as shown in fig. 5, in some embodiments, the tray 50 may be mounted to the bottom of the battery cell 10. In some embodiments, the tray 50 may have a rectangular parallelepiped shape. The tray 50 may include a bottom plate 51, two first side plates 52 disposed on the bottom plate 51 and extending upward and disposed opposite to each other, and two second side plates 53 disposed between the two first side plates 52 at intervals. The first side plate 52 may be disposed along the length direction of the bottom plate 51, and the second side plate 53 may be disposed along the width direction of the bottom plate 51, and may form a receiving groove with the bottom plate 51, so as to receive a plurality of battery cells 30 therein. In some embodiments, the tray 50 may be connected to the plurality of supporting frames 20 through the connecting assembly 80, and specifically, in some embodiments, the second side plate 53 is provided with a connecting hole 531, and the connecting hole 531 may be disposed corresponding to the through hole 2121.

As shown in fig. 2, further, in some embodiments, the battery module may further include a heating body 60, and the heating body 60 may be disposed on the tray 50 and located in the accommodating groove of the tray 50, and may be used to heat the electrical core 10. In some embodiments, the heating body 60 may be a heating film, but it is understood that in other embodiments, the heating body 60 may not be limited to a heating film. Through setting up this heating member 60, can be less than zero at the applied environment temperature of battery module, heat the electric core in this battery module. It will be appreciated that in some embodiments, the heating body 60 may be omitted.

Further, in some embodiments, the battery module may further include heat insulation cotton 70; the heat insulation cotton 70 may be disposed on the tray 50, located between the battery cell 10 and the heating body 60, and may be used to insulate the battery cell 10. Of course, it is understood that in other embodiments, the insulating cotton 70 may be omitted.

Further, in some embodiments, the connection assembly 80 may include a plurality of through-rods 81, and in some embodiments, the number of through-rods 81 may be four. The through rods 81 and the rows of connecting protrusions 212 may be disposed in a one-to-one correspondence, that is, the four through rods 81 and the four rows of connecting protrusions 212 may be disposed in a one-to-one correspondence. Each of the penetration rods 81 may be sequentially penetrated through the penetration holes 2121 of the plurality of connection protrusions 212 arranged in the same row. Specifically, in some embodiments, each penetrating rod 81 may penetrate through the connection hole 531, the through hole 421, the through hole 311, and the through hole 2121 to connect the tray 50, the protection plate 40, the end frame 30, and the support frame 20 to form an integrated structure. In some embodiments, the end of the through rod 81 may be provided with an external thread, in some embodiments, the connection assembly 80 may further include two threaded sleeves 82, the number of the threaded sleeves 82 on each through rod 81 may be two, and the threaded sleeves 82 may be sleeved on both ends of the through rod 81 to connect and fix the through rod 81, the tray 50, the protection plate 40, the end frame 30, and the support frame 20.

Further, in some embodiments, the conductive connector 90 may include two conductive connecting pieces in a strip shape, and in particular, the conductive connecting pieces may be copper sheets. Of course, it will be appreciated that in other embodiments, the conductive connection tab may not be limited to a copper sheet. Each conductive connecting sheet can be provided with a plurality of sleeving holes 91, the sleeving holes 91 can be arranged at intervals along the length direction of the conductive connecting sheet, and the sleeving holes 91 on each conductive connecting sheet can be arranged in one-to-one correspondence with the battery cells 10.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. A support assembly for a battery module comprising a plurality of cells (10) arranged side by side; the supporting assembly comprises a plurality of supporting frames (20) arranged side by side and a connecting assembly (80) sequentially connecting the plurality of supporting frames (20); each support frame (20) is sleeved on the two adjacent battery cells (10) to connect the two adjacent battery cells (10).

2. The support assembly for battery modules according to claim 1, wherein the battery cell (10) comprises a length direction and a width direction;

the support frame (20) is sleeved on the battery cell (10) along the width direction of the battery cell (10).

3. The support assembly for battery modules according to claim 2, wherein the support frame (20) comprises two side plates (21) disposed opposite to each other; two ends of each side plate (21) are provided with connecting convex parts (212) protruding towards the other side plate (21);

a through hole (2121) is formed in the connecting convex part (212);

the connection assembly (80) comprises a plurality of through rods (81); the connecting protrusions (212) of the plurality of support frames (20) are arranged side by side to form a plurality of rows of the connecting protrusions (212);

the penetrating rods (81) are arranged in one-to-one correspondence with the connecting convex parts (212) in multiple rows, so that the penetrating holes (2121) on the connecting convex parts (212) arranged in the same row penetrate out in sequence.

4. The support assembly for battery modules according to claim 3, wherein the battery module further comprises two end frames (30); the two end frames (30) are respectively arranged at two opposite sides of the plurality of support frames (20) which are arranged side by side;

the end frame (30) is connected with the support frame (20) through the connecting assembly (80);

the end frame (30) is provided with a through hole (311) which is arranged corresponding to the through hole (2121); the penetrating rod (81) penetrates through the through hole (311).

5. The support assembly for a battery module according to claim 3, wherein the support frame (20) further comprises a partition plate (22) for dividing the space between the two side plates (21) into two sleeving grooves for respectively sleeving the two adjacent battery cores (10);

the two opposite sides of the partition plate (22) are respectively connected with the two side plates (21).

6. The support assembly for a battery module according to claim 3, further comprising two protection plates (40), the two protection plates (40) being respectively disposed at opposite sides of the plurality of support frames (20) disposed side by side;

and the protection plate (40) is provided with a through hole (421) for the through rod (81) to penetrate through.

7. The support assembly for battery modules according to claim 3, wherein the end of the penetration rod (81) is provided with an external thread;

the connecting assembly (80) further comprises a threaded sleeve (82) sleeved on the end portion of the penetrating rod (81).

8. The support assembly for battery modules according to claim 1, further comprising a tray (50); a plurality of the battery cells (10) are arranged on the tray (50) side by side;

the tray (50) is connected to the plurality of support frames (20) by the connection assembly (80).

9. The support assembly for a battery module according to claim 8, further comprising a heating body (60) disposed on the tray (50) to heat the battery cells (10);

and/or, further comprises heat insulation cotton (70) arranged on the tray (50);

and/or the support frame (20) is an insulating support frame.

10. A battery module, characterized by comprising a plurality of battery cells (10) arranged side by side, and the support assembly for a battery module of any one of claims 1 to 9 assembled with the plurality of battery cells (10).