CN216773347U

CN216773347U - Battery cell capable of quickly dissipating heat

Info

Publication number: CN216773347U
Application number: CN202220079547.5U
Authority: CN
Inventors: 卢国奕; 蔡美琼
Original assignee: Shenzhen Guangxin Hongsheng Electronic Technology Co ltd
Current assignee: Shenzhen Guangxin Hongsheng Electronic Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-06-17
Anticipated expiration: 2032-01-13

Abstract

The utility model relates to the technical field of battery cells, and discloses a battery cell capable of quickly dissipating heat, which solves the problems that the current battery cell has poor heat dissipation effect and poor internal heat dissipation performance, the battery is easy to generate heat in use, and the service life of the battery is greatly influenced; according to the utility model, through the arrangement of the first connecting block, the second connecting block, the shell, the first heat dissipation fins, the second heat dissipation fins, the heat dissipation layer, the heat conduction plate and the through holes, the heat dissipation layer can dissipate heat on the surface of the cell body, meanwhile, the heat on the surface of the cell body can be conducted out through the heat conduction plate, and is discharged outwards through the through holes, the first heat dissipation fins and the second heat dissipation fins can improve the heat dissipation effect of the cell body, the service life of the cell body can be prolonged, and the heat dissipation effect of the cell body is better.

Description

Battery cell capable of quickly dissipating heat

Technical Field

The utility model belongs to the technical field of battery cells, and particularly relates to a battery cell capable of quickly dissipating heat.

Background

The battery cell refers to a single electrochemical cell containing a positive electrode and a negative electrode, is not generally used directly, is different from a battery containing a protection circuit and a shell, and can be used directly, and the composition of the lithium ion secondary rechargeable battery is as follows: the battery cell + protection circuit board, the rechargeable battery removes the protection circuit board and is exactly the battery cell, and it is the electric power storage part in the rechargeable battery, and the quality of battery cell directly determines the quality of rechargeable battery.

The existing battery cell has poor heat dissipation effect and poor internal heat dissipation performance, and the battery is easy to generate heat in use, thereby greatly influencing the service life of the battery.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the battery cell capable of quickly radiating heat, and effectively solves the problems that the conventional battery cell is poor in heat radiating effect and internal heat radiating performance, the battery is easy to heat in use, and the service life of the battery is greatly influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: but quick heat dissipation battery cell, including electric core body, electric core body upper end middle part is connected with the positive terminal, electric core body lower extreme middle part is connected with the negative pole end, positive terminal upper end middle part is connected with first connecting block, negative pole end lower extreme middle part is connected with the second connecting block, first connecting block upper end and second connecting block lower extreme are connected with the shell, both parts all are connected with first heat dissipation wing about shell inner wall one side, two first heat dissipation wing opposite sides and electric core body one side are connected from top to bottom, shell inner wall is kept away from first heat dissipation wing one side and is connected with the second heat dissipation wing, second heat dissipation wing one side and electric core body one side are connected from top to bottom.

Preferably, the outside of the battery cell body is connected with a heat dissipation layer, and the middle parts of two sides of the battery cell body are both connected with heat conduction plates.

Preferably, the heat dissipation layer is made of graphene heat dissipation film materials.

Preferably, the shell is uniformly and circumferentially provided with through holes.

Preferably, the through-hole is formed in an inclined shape.

Preferably, the upper end and the lower end of the shell are respectively provided with a convex structure corresponding to the positive end and the negative end, and the shape of the shell is matched with that of the battery cell body.

Preferably, the heat conducting plate is made of silicone grease.

Preferably, the number of the first radiating fins and the number of the second radiating fins are two.

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

according to the battery cell, the first connecting block, the second connecting block, the shell, the first heat dissipation fin, the second heat dissipation fin, the heat dissipation layer, the heat conduction plate and the through holes are arranged, the heat dissipation layer can dissipate heat of the surface of the battery cell body, meanwhile, the heat of the surface of the battery cell body can be led out through the heat conduction plate and is discharged outwards through the through holes, the first heat dissipation fin and the second heat dissipation fin can improve the heat dissipation effect of the battery cell body, the service life of the battery cell body can be prolonged, and the heat dissipation effect of the battery cell body is better.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged schematic view of a in fig. 1 according to the present invention.

In the figure: 1. a cell body; 2. a positive terminal; 3. a negative terminal; 4. a first connection block; 5. a second connecting block; 6. a housing; 7. a first heat dissipation fin; 8. a second heat dissipation fin; 9. a heat dissipation layer; 10. a heat conducting plate; 11. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, fig. 2, and fig. 3, the utility model includes a cell body 1, a positive terminal 2 is connected to the middle of the upper end of the cell body 1, a negative terminal 3 is connected to the middle of the lower end of the cell body 1, a first connecting block 4 is connected to the middle of the upper end of the positive terminal 2, a second connecting block 5 is connected to the middle of the lower end of the negative terminal 3, so as to fix the cell body 1, a casing 6 is connected to the upper end of the first connecting block 4 and the lower end of the second connecting block 5, first heat dissipation fins 7 are connected to the upper and lower portions of one side of the inner wall of the casing 6, the other sides of the two first heat dissipation fins 7 are connected to the upper and lower portions of one side of the cell body 1, a second heat dissipation fin 8 is connected to one side of the inner wall of the casing 6, which is far away from the first heat dissipation fin 7, so as to improve the heat dissipation of the cell body 1, and one side of the second heat dissipation fin 8 is connected to the upper and lower portions of one side of the cell body 1.

Second embodiment, on the basis of first embodiment, 1 outside of electricity core body is connected with heat dissipation layer 9, can be better dispel the heat to

electricity core body

1, and 1 both sides middle part of electricity core body all is connected with heat-conducting plate 10, and heat dissipation layer 9 is made for graphite alkene heat dissipation membrane material, and heat-conducting plate 10 is made for the silicone grease material, can derive the heat on 1 surface of electricity core body, and through-hole 11 has been seted up to the even circumference of shell 6, and the shape of through-hole 11 is the setting of slope form shape.

Third embodiment, on the basis of first embodiment, 6 upper ends of the shells correspond positive terminal 2 and negative terminal 3 respectively with the lower extreme and all are protruding type structure setting, and the shape of shell 6 and the shape looks adaptation of electricity core body 1 are better protects electricity core body 1, and first heat dissipation wing 7 is two sets of with the quantity of second heat dissipation wing 8, improves the radiating effect of electricity core body 1, improves life.

The working principle is as follows: when the battery cell is used, the battery cell body 1 is fixed through the first connecting block 4 and the second connecting block 5, then the surface of the battery cell body 1 can be cooled through the cooling layer 9, meanwhile, the heat on the surface of the battery cell body 1 can be led out through the heat conducting plate 10, the first cooling fin 7 and the second cooling fin 8 can improve the cooling effect of the battery cell body 1 through the through hole 11 which is discharged outwards, and meanwhile, the through hole 11 inclines to avoid a large amount of dust from contacting the battery cell body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Battery electricity core can dispel heat fast, including electric core body (1), its characterized in that: the battery cell comprises a battery cell body (1), and is characterized in that a positive end (2) is connected to the middle of the upper end of the battery cell body (1), a negative end (3) is connected to the middle of the lower end of the battery cell body (1), a first connecting block (4) is connected to the middle of the upper end of the positive end (2), a second connecting block (5) is connected to the middle of the lower end of the negative end (3), a shell (6) is connected to the upper end of the first connecting block (4) and the lower end of the second connecting block (5), first heat dissipation fins (7) are connected to the upper portion and the lower portion of one side of the inner wall of the shell (6), two opposite sides of the two first heat dissipation fins (7) are connected to the upper portion and the lower portion of one side of the battery cell body (1), one side of the inner wall of the shell (6) is far away from the first heat dissipation fins (7) and is connected to the second heat dissipation fins (8), and one side of the second heat dissipation fins (8) is connected to the upper portion and the lower portion of one side of the battery cell body (1).

2. The battery cell of claim 1, wherein: the battery cell comprises a battery cell body (1), and is characterized in that the outer side of the battery cell body (1) is connected with a heat dissipation layer (9), and the middle parts of two sides of the battery cell body (1) are both connected with heat conduction plates (10).

3. The battery cell of claim 2, wherein: the heat dissipation layer (9) is made of graphene heat dissipation film materials.

4. The battery cell of claim 1, wherein: through holes (11) are uniformly and circumferentially formed in the shell (6).

5. The battery cell of claim 4, wherein: the through hole (11) is arranged in an inclined shape.

6. The battery cell of claim 1, wherein: the battery cell is characterized in that the upper end and the lower end of the shell (6) respectively correspond to the positive electrode end (2) and the negative electrode end (3) and are arranged in a convex structure, and the shape of the shell (6) is matched with that of the battery cell body (1).

7. The battery cell of claim 2, wherein: the heat conducting plate (10) is made of silicone grease.

8. The battery cell of claim 1, wherein: the number of the first heat dissipation fins (7) and the number of the second heat dissipation fins (8) are two.