CN218333986U

CN218333986U - Automobile battery cell block with high heat dissipation performance

Info

Publication number: CN218333986U
Application number: CN202222514559.9U
Authority: CN
Inventors: 张萍; 周世武
Original assignee: Shenzhen Chuangyicheng Precision Technology Co ltd
Current assignee: Shenzhen Chuangyicheng Precision Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-17
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to the technical field of battery cells, in particular to an automobile battery cell heightening block with high heat dissipation performance, which comprises a battery frame, wherein a battery cell is placed in the battery frame, heightening blocks are spliced at four corners of the lower surface of the battery frame, a plurality of heat dissipation brackets are spliced between the heightening blocks, a heat dissipation mechanism is spliced between the heat dissipation brackets, connecting grooves are formed in the four corners of the lower surface of the battery frame, and horizontally placed connecting blocks are welded in the connecting grooves; the heightening block is used for heightening the lower surface of the battery frame to enable the battery cell to leave the ground, the heat generated in the use process of the battery cell is efficiently dissipated, a plurality of radiating fins are arranged between the heightening blocks, and the radiating efficiency of the lower surface position of the battery cell after heightening is further improved.

Description

Automobile battery cell block with high heat dissipation performance

Technical Field

The utility model relates to a battery electricity core technical field specifically is a car battery electricity core bed hedgehopping piece of high heat dissipating.

Background

In recent years, with the wide application of lithium batteries, the safety of lithium batteries has been a major problem which plagues the development of industries. The problem of battery box fire constantly appears in recent years, and the main reason that causes this problem lies in that battery energy density is too big and leads to the module or the inside high temperature of battery box, and when the battery core temperature exceeded extreme temperature, the battery will take place thermal runaway, and then the power failure is light, then catches fire to the serious, has caused very big harm for people's life and property safety. Because the lithium cell trade all draws close towards this standard of high energy density, electric core often all is with adjacent electric core zero subsides, and this can make the heat of two electric cores be difficult to give off to the battery module outside, further causes the heat to concentrate to cause thermal runaway.

The utility model with the publication number of CN216488231U discloses a battery module and an electric vehicle with increased cell heat dissipation function, wherein the battery module is provided with a heat dissipation plate between cells to transfer the heat generated by the cells to the heat dissipation plate; the groove is added on the heat dissipation plate to increase the heat dissipation area so as to achieve the purpose of accelerating the heat dissipation; the battery module has the advantages that through the widening design of the size, ventilation channels are formed among the battery core and the heat dissipation plate, and between the heat dissipation plate and the heat dissipation plate, so that heat in the battery module can be dissipated out of the battery module as soon as possible, the problems that stacked heat of the battery core cannot be dissipated and cannot be dissipated timely are solved, the temperature of the battery core is timely reduced, and the safety of the battery module is guaranteed; and simultaneously, the battery module with the battery core heat dissipation function is applied to the electric vehicle so as to increase the safety of the electric vehicle.

Although above-mentioned utility model can increase the radiating efficiency of battery electricity core to the life of extension battery, and reduced the probability of taking place danger, but above-mentioned utility model in battery electricity core still stack and hug closely on the lower surface of mounted position, the unable effectual heat dissipation of battery electricity core lower surface still leads to the unable effective effluvium of heat to lead to the incident to appearing easily. In view of this, we propose an automotive battery cell block with high heat dissipation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a car battery electricity core bed hedgehopping piece of high heat dissipating to solve the problem that proposes in the above-mentioned background art.

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

a high-heat-dissipation automobile battery cell block comprises a battery frame, wherein a battery cell is placed in the battery frame, block blocks are inserted at four corners of the lower surface of the battery frame, a plurality of heat dissipation supports are inserted among the block blocks, and heat dissipation mechanisms are inserted among the heat dissipation supports;

the battery frame lower surface four corners position has all seted up the spread groove, the connecting block of placing of level is welded in the spread groove.

According to the preferable technical scheme, the upper side of the right side surface of the heightening block is provided with a slot, and the middle positions of the front side surface and the right side surface of the heightening block are provided with first T-shaped connecting grooves.

As preferred technical scheme, sliding connection has telescopic bracket in the heat dissipation support, telescopic bracket one end welding has first T type connecting block, heat dissipation support one end welding has second T type connecting block, the heat dissipation support and second T type spread groove has all been seted up to the telescopic bracket upper surface.

As a preferred technical solution, the heat dissipation mechanism includes a heat dissipation plate and heat dissipation T-shaped connection blocks welded to both ends of the heat dissipation plate.

As a preferred technical scheme, the number of the heat dissipation supports is two, and the heat dissipation supports are symmetrically arranged among the plurality of the heightening blocks.

As a preferred technical solution, a distance between an upper surface of the connecting block and an upper surface of the connecting groove is equal to a distance between an upper surface of the inserting groove and an upper surface of the heightening block.

As a preferred technical scheme, anti-skidding rubber pads are padded between the first T-shaped connecting groove and the contact surfaces of the first T-shaped connecting block and the second T-shaped connecting block.

As the preferred technical scheme, an anti-skid rubber pad is arranged between the contact surfaces of the heat dissipation T-shaped connecting block and the second T-shaped connecting groove in a cushioning mode.

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

1. the lower surface of the battery frame is heightened through the heightening block, so that the battery cell leaves the ground, and heat generated in the use process of the battery cell is dissipated more efficiently.

2. A plurality of radiating fins are arranged between the heightening blocks, so that the radiating efficiency of the lower surface of the battery cell after heightening is further improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic position diagram of the heat dissipation mechanism of the present invention;

fig. 3 is a schematic structural diagram of a battery frame according to the present invention;

fig. 4 is a schematic structural view of the middle block of the present invention;

fig. 5 is a schematic structural view of the heat dissipation bracket of the present invention;

fig. 6 is a schematic structural view of the middle heat dissipation mechanism of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a battery frame; 11. connecting grooves; 12. connecting blocks;

2. a battery cell;

3. a padding block; 31. a slot; 32. a first T-shaped connecting groove;

4. a heat dissipation bracket; 41. a telescopic bracket; 42. a first T-shaped connecting block; 43. a second T-shaped connecting groove; 44. a second T-shaped connecting block;

5. a heat dissipation mechanism; 51. a heat sink; 52. t type connecting block dispels heat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-6, the present embodiment provides a technical solution:

the utility model provides a car battery electricity core bed hedgehopping piece of high heat dissipating, including battery frame 1, battery electricity core 2 has been placed in battery frame 1, battery frame 1 lower surface four corners position is pegged graft and is had bed hedgehopping piece 3, it has a plurality of heat dissipation support 4 to peg graft between the bed hedgehopping piece 3, it has heat dissipation mechanism 5 to peg graft between the heat dissipation support 4, spread groove 11 has all been seted up to battery frame 1 lower surface four corners position, connecting block 12 that the level was placed is welded in the spread groove 11, slot 31 has been seted up to bed hedgehopping piece 3 right side surface upside, first T type spread groove 32 has all been seted up to bed hedgehopping piece 3 preceding side surface and right side surface intermediate position, sliding connection has telescopic bracket 41 in the heat dissipation support 4, telescopic bracket 41 one end welding has first T type connecting block 42, heat dissipation support 4 one end welding has second T type connecting block 44, second T type spread groove 43 has all been seted up to heat dissipation support 4 and telescopic bracket 41 upper surface, through the above-mentioned mechanism, make battery electricity core 2 can radiate the heat that the lower surface produced more efficient, prevent that battery electricity core 2 is overheated.

In this embodiment, the heat dissipation mechanism 5 includes a heat dissipation plate 51 and a heat dissipation T-shaped connection block 52 welded to two ends of the heat dissipation plate 51, and an anti-skid rubber pad is disposed between the contact surfaces of the heat dissipation T-shaped connection block 52 and the second T-shaped connection groove 43 to increase the friction force therebetween. The heat dissipation mechanism 5 is prevented from being disengaged from the second T-shaped connecting groove 43 by the gravity.

In this embodiment, heat dissipation support 4 is totally two, the symmetry is placed between a plurality of bed hedgehopping pieces 3, it has heat dissipation mechanism 5 to peg graft in the heat dissipation support 4, distance between connecting block 12 upper surface and the connecting groove 11 upper surface equals the distance between slot 31 upper surface and the bed hedgehopping piece 3 upper surface, ensure that grafting that the bed hedgehopping piece 3 can be smooth is around battery frame 1 lower surface, first T type connecting groove 32 and first T type connecting block 42, all fill up between the contact surface of second T type connecting block 44 and be equipped with anti-skidding rubber pad, prevent that both of connecting break away from under the effect of gravity.

It should be noted that the structure and the operation principle of the battery cell 2 in the present embodiment are the same as those known by those skilled in the art, and are not described herein again.

In the specific use process of the automobile battery cell block with high heat dissipation performance of the embodiment, firstly, the block 3 is inserted into four corners of the lower surface of the battery cell 2, the heat dissipation support 4 is inserted in the direction suitable for gas circulation according to the installation position of the battery frame 1, the first T-shaped connecting block 42 and the second T-shaped connecting block 44 are inserted into the corresponding first T-shaped connecting groove 32, then, the number of the heat dissipation mechanisms 5 is selected according to the number of the second T-shaped connecting grooves 43 after the heat dissipation support 4 and the telescopic support 41 are installed, the heat dissipation T-shaped connecting blocks 52 at two ends of the heat dissipation fins 51 are inserted into the second T-shaped connecting grooves 43 to complete installation, and the battery cell 2 is placed into the battery frame 1 after installation.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a car battery electricity core bed hedgehopping piece of high heat dissipating, includes battery frame (1), its characterized in that: a battery cell (2) is placed in the battery frame (1), four corners of the lower surface of the battery frame (1) are inserted with block-up blocks (3), a plurality of radiating supports (4) are inserted between the block-up blocks (3), and radiating mechanisms (5) are inserted between the radiating supports (4);

connecting grooves (11) have all been seted up to battery frame (1) lower surface four corners position, welding has connecting block (12) that the level was placed in connecting grooves (11).

2. The automotive battery cell block with high heat dissipation performance of claim 1, wherein: slot (31) have been seted up to bed hedgehopping piece (3) right side surface upside, first T type spread groove (32) have all been seted up to bed hedgehopping piece (3) front side surface and right side surface intermediate position.

3. The automotive battery cell block of claim 2, further comprising: sliding connection has telescopic bracket (41) in heat dissipation support (4), telescopic bracket (41) one end welding has first T type connecting block (42), heat dissipation support (4) one end welding has second T type connecting block (44), heat dissipation support (4) and second T type spread groove (43) have all been seted up to telescopic bracket (41) upper surface.

4. The automotive battery cell block of claim 3, further comprising: the heat dissipation mechanism (5) comprises a heat dissipation fin (51) and heat dissipation T-shaped connecting blocks (52) welded at two ends of the heat dissipation fin (51).

5. The automotive battery cell block with high heat dissipation performance of claim 1, wherein: the number of the heat dissipation supports (4) is two, and the heat dissipation supports are symmetrically arranged among the plurality of the padding blocks (3).

6. The automotive battery cell block with high heat dissipation performance of claim 2, wherein: the distance between the upper surface of the connecting block (12) and the upper surface of the connecting groove (11) is equal to the distance between the upper surface of the inserting groove (31) and the upper surface of the heightening block (3).

7. The automotive battery cell block with high heat dissipation performance of claim 3, wherein: and anti-skid rubber pads are arranged between the first T-shaped connecting groove (32) and the contact surfaces of the first T-shaped connecting block (42) and the second T-shaped connecting block (44).

8. The automotive battery cell block with high heat dissipation performance of claim 4, wherein: and an anti-skid rubber pad is arranged between the contact surfaces of the heat dissipation T-shaped connecting block (52) and the second T-shaped connecting groove (43).