CN218482309U

CN218482309U - Battery pack with high heat dissipation performance

Info

Publication number: CN218482309U
Application number: CN202222568978.0U
Authority: CN
Inventors: 许杰; 丁家伟; 王坤
Original assignee: Jiangsu Runyin Graphene Technology Co ltd
Current assignee: Yunnan Aladdin Shendeng Information Technology Service Co.,Ltd.
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-02-14
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses an in the battery package field, in particular to battery package of high heat dissipating ability. The battery pack with high heat dissipation performance comprises a battery core assembly, a battery pack body and a battery pack body, wherein the battery core assembly comprises a plurality of single batteries which are sequentially arranged along the arrangement direction; the box body comprises a bottom plate and side edges surrounding the periphery of the bottom plate, mounting grooves matched with the batteries are formed in the bottom plate in an array mode, one side of each side edge is connected with the bottom plate, and the edge of the other side of each side edge is provided with an outward protruding flanging connected with an external equipment device; and the heat dissipation assembly is positioned on one side of the electric core assembly, wherein the heat dissipation assembly comprises a partition plate for partitioning the box body, the partition plate partitions a cavity for accommodating the heat dissipation sheet, the heat dissipation sheet is arranged on a thermal expansion block through a mounting plate, the thermal expansion block is fixedly connected with the partition plate, and the side edge of the box body is provided with a groove matched with the thermal expansion block. The utility model discloses the radiating effect is good and can dispel the heat step by step.

Description

Battery pack with high heat dissipation performance

Technical Field

The utility model relates to a battery package technical field, in particular to battery package of high heat dissipating ability.

Background

The power battery pack is formed by the integrated equipment of a plurality of electric cores, and electric core can produce heat at the during operation, can produce a large amount of heats when a large amount of electric cores gather, all is equipped with heat abstractor in consequently the power battery.

The conventional heat dissipation device generally adopts a single liquid cooling or air cooling heat dissipation structure, if the heat dissipation device fails, the heat dissipation is poor, the heat dissipation reliability is low, and the graded heat dissipation of the graded battery pack cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a radiating effect is good and can be radiating battery package step by step.

In order to realize the above utility model purpose, the utility model relates to a following technical scheme that battery package of high heat dissipating ability adopted:

a battery pack with high heat dissipation performance, comprising:

a battery assembly including a plurality of single batteries arranged in sequence along the arrangement direction

The box body comprises a bottom plate and side edges surrounding the periphery of the bottom plate, mounting grooves matched with the batteries are formed in the bottom plate in an array mode, one side of each side edge is connected with the bottom plate, and the edge of the other side of each side edge is provided with an outward protruding flanging connected with an external equipment device; and

the radiating assembly is positioned on one side of the electric core assembly and comprises a partition plate for partitioning the box body, the partition plate is used for partitioning a cavity for accommodating the radiating fins, the radiating fins are arranged on a thermal expansion block through a mounting plate, the thermal expansion block is fixedly connected with the partition plate, and the side edge of the box body is provided with a groove matched with the thermal expansion block. Through setting up thermal expansion block, the temperature risees in the box, and thermal expansion block inflation is ejected radiating fin from the inslot, can be according to the actual temperature in the box, and the control fin is for the extension length of box, and then realizes dispelling the heat step by step.

The utility model relates to a battery package of high heat dissipating's further improvement lies in, and thermal expansion block top is provided with the detachable apron, and the box side is provided with the slot that supplies the apron to pass.

The utility model relates to a battery package of high heat dissipating ability's further improvement lies in, and the both sides of baffle scribble the heat conduction material.

The utility model relates to a battery package with high heat dissipation performance is further improved in that the radiating fins are exposed in the grooves.

The utility model relates to a battery pack with high heat dissipation performance further improves and lies in that the cooling fin main body is the wave. The heat dissipation structure is used for enlarging the contact area of the heat dissipation fins and air and increasing the heat dissipation effect.

Compared with the prior art, the beneficial effects of the utility model reside in that:

through setting up thermal expansion block, temperature rise in the box, thermal expansion block inflation pushes away radiating fin from the inslot, can be according to the actual temperature in the box, the extension length of control fin for the box, and then realizes dispelling the heat step by step.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic diagram of the internal structure of the present invention.

The battery pack comprises a 100 battery core assembly, 110 batteries, a 200 box body, a 210 bottom plate, 220 sides, 221 slots, 230 outward protruding flanges, 300 heat dissipation assemblies, 310 partition plates, 320 thermal expansion blocks, 330 heat dissipation fins, 331 mounting plates and 340 slots.

Detailed Description

The present invention will be further explained with reference to the following embodiments, which are to be understood as illustrative only and not as limiting the scope of the invention, and modifications of the various equivalent forms of the present invention by those skilled in the art after reading the present invention fall within the scope of the appended claims.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "vertical", "outer peripheral surface", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the term "vertical" and like terms do not imply that the components are absolutely required to be horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, a battery 110 pack with high heat dissipation performance includes:

the cell assembly 100 includes a plurality of unit cells 110, the unit cells 110 being sequentially arranged along an arrangement direction

The box body 200 comprises a bottom plate 210 and a side edge 220 surrounding the periphery of the bottom plate 210, wherein mounting grooves matched with the batteries 110 are formed in the bottom plate 210 in an array mode, one side of the side edge 220 is connected with the bottom plate 210, and an outward protruding flanging 230 connected with an external device is arranged on the edge of the other side edge 220; and

the heat dissipation assembly 300 is located at one side of the electrical core assembly 100, wherein the heat dissipation assembly 300 includes a partition plate 310 separating the box 200, the partition plate 310 divides a cavity for accommodating the heat dissipation fin 330, the heat dissipation fin 330 is mounted on a thermal expansion block 320 through a mounting plate 331, the thermal expansion block 320 is fixedly connected with the partition plate 310, a groove matching the thermal expansion block 320 is formed on the side 220 of the box 200, and the heat dissipation fin 330 is exposed out of the groove 340. By arranging the thermal expansion block 320, the temperature in the box body 200 rises, the thermal expansion block 320 expands to eject the radiating fins out of the grooves, and the extending length of the radiating fins 330 relative to the box body 200 can be controlled according to the actual temperature in the box body 200, so that gradual radiating is realized.

Specifically, a detachable cover plate is arranged above the thermal expansion block 320, and the side 220 of the box body 200 is provided with a slot 221 for the cover plate to pass through. The expansion block is convenient to replace and the expansion block is convenient to replace,

specifically, both sides of the separator 310 are coated with a heat conductive material.

Specifically, the main body of the heat sink 330 is corrugated. The heat sink is used to enlarge the contact area between the heat sink 330 and the air, and increase the heat dissipation effect.

Although the embodiments of the present invention have been described above, the present invention is not limited to these embodiments, but includes the inventions described in the claims and the scope covered thereby.

Claims

1. A battery pack with high heat dissipation performance, comprising:

a cell assembly including a plurality of unit cells arranged in sequence along a row direction

The box body comprises a bottom plate and side edges surrounding the periphery of the bottom plate, mounting grooves matched with batteries are formed in an array on the bottom plate, one side of each side edge is connected with the bottom plate, and the edge of the other side of each side edge is provided with an outward protruding flanging connected with an external equipment device; and

the heat dissipation assembly is positioned on one side of the electric core assembly and comprises a partition plate for partitioning the box body, a cavity for accommodating the heat dissipation sheet is partitioned by the partition plate, the heat dissipation sheet is installed on a thermal expansion block through a mounting plate, the thermal expansion block is fixedly connected with the partition plate, and a groove matched with the thermal expansion block is formed in the side edge of the box body.

2. The battery pack with high heat dissipation performance as recited in claim 1, wherein: the detachable cover plate is arranged above the thermal expansion block, and the side edge of the box body is provided with a slot for the cover plate to pass through.

3. The battery pack with high heat dissipation performance as recited in claim 1, wherein: the two sides of the separator are coated with a heat conductive material.

4. The battery pack with high heat dissipation performance as recited in claim 1, wherein: the heat sink is exposed to the groove.

5. The battery pack with high heat dissipation performance as recited in claim 1, wherein: the radiating fin main body is wavy.