CN221827981U - A lithium battery with heat dissipation function - Google Patents

Abstract

The utility model relates to the technical field of storage batteries, and discloses a lithium-ion storage battery with a heat dissipation function, which solves the problems raised in the background technology. The utility model comprises a storage battery body and a shell for protecting the storage battery body, the side walls of the shell are provided with heat dissipation fins, the side walls of the shell are also provided with a plurality of air inlets, the air inlets are communicated with the interior of the shell, a cover plate is detachably installed on the top of the shell, a heat dissipation fan is installed through the center of the cover plate, a circulating heat dissipation seat is detachably installed on the bottom of the shell, the side walls of the circulating heat dissipation seat are respectively provided with a water inlet and a water outlet, a filter is provided in the shell, and the filter can be used to place the storage battery body. The utility model has the effect of being able to generate and extract cold air to cool the storage battery body when passing through it, so as to avoid the reduction of the storage battery life and the occurrence of safety accidents caused by excessive temperature.

Description

A lithium battery with heat dissipation function

Technical Field

The utility model belongs to the technical field of storage batteries, in particular to a lithium storage battery with a heat dissipation function.

Background Art

Lithium-ion batteries are batteries that use lithium ions as charge carriers. They have the advantages of high energy density, light weight, small size and no memory effect, which makes them ideal for applications such as mobile devices and electric vehicles.

Lithium batteries generate a lot of heat during use, but the existing lithium batteries have poor heat dissipation effect, and the generated heat is difficult to dissipate. Long-term use will seriously affect the service life and safety of lithium batteries. For this reason, we propose a lithium battery with heat dissipation function.

Utility Model Content

In order to solve the problem that a large amount of heat is generated during the use of lithium batteries, and the existing lithium batteries have poor heat dissipation effect themselves, the generated heat is difficult to dissipate, and long-term use will seriously affect the service life and safety of the lithium batteries. The utility model provides the following technical solutions: A lithium battery with heat dissipation function comprises a battery body and a shell for protecting the battery body, the side wall of the shell is provided with heat dissipation fins, the side wall of the shell is also provided with a plurality of air inlet holes, the air inlet holes are connected with the interior of the shell, the top of the shell is detachably installed with a cover plate, the center of the cover plate is penetrated by a heat dissipation fan, the bottom of the shell is detachably installed with a circulation heat dissipation seat, the side walls of the circulation heat dissipation seat are respectively provided with a water inlet and a water outlet, a filter is provided in the shell, and the filter can be used to place the battery body.

Preferably, the heat dissipation fins and the housing are an integrated structure, and the housing and the heat dissipation fins are made of aluminum alloy.

Preferably, the lower wall of the cover plate and the top wall of the circulating heat dissipation seat are both provided with connecting columns, and the connecting columns are circumferentially provided with rubber rings, and the upper wall and the lower wall of the outer shell are both provided with sockets, and the sockets are arranged relative to the connecting columns with the same number, and the connecting columns can be inserted into the sockets.

Preferably, the filter can cover the air inlet and the cooling fan.

Preferably, a peristaltic pump is provided in the circulating heat dissipation seat, one end of the peristaltic pump is connected to the water inlet, the other end of the peristaltic pump is connected to a connecting pipe, and the end of the connecting pipe away from the peristaltic pump is connected to the water outlet.

Preferably, a limiting column is further provided in the circulating heat dissipation seat, and the limiting column can be used to fix the bent connecting pipe.

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

When the battery body is used for power supply, the heat generated by the battery body is conducted to the cooling fins through the shell, and then the heat dissipation area between the shell and the outside is expanded through the cooling fins to dissipate the heat. Then, cooling water supplied from the outside is injected from the water inlet, and the peristaltic pump is started to discharge the cooling water from the water outlet through the connecting pipe, thereby cooling the air at the bottom of the battery body through the circulating heat sink. The cooling fan is then turned on to draw the cooler air at the bottom of the battery body to the upper part of the battery body and then out of the shell through the air inlet. The air can cool the battery body when passing through it to avoid shortening the life and safety accidents caused by excessive temperature.

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

FIG1 is a front view schematic diagram of the overall structure of the utility model;

FIG2 is an exploded schematic diagram of the utility model as a whole viewed from the front;

FIG3 is a schematic diagram of the top cover of the utility model from above;

FIG4 is a schematic diagram of a top view of a cross-sectional structure of a circulating heat sink of the present invention;

FIG5 is a schematic diagram of the top view of the housing of the utility model;

In the figure: 1. Shell; 2. Cooling fins; 3. Air inlet; 4. Cover plate; 5. Cooling fan; 6. Circulating heat dissipation seat; 7. Filter; 8. Connecting column; 9. Rubber ring; 10. Socket; 11. Water inlet; 12. Water outlet; 13. Peristaltic pump; 14. Connecting pipe; 15. Limiting column.

DETAILED DESCRIPTION

The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

As shown in Figures 1-5, the utility model includes a battery body and a shell 1 for protecting the battery body, the side wall of the shell 1 is provided with a heat dissipation fin 2, the side wall of the shell 1 is also provided with a plurality of air inlet holes 3, the air inlet holes 3 are connected with the interior of the shell 1, a cover plate 4 is detachably installed on the top of the shell 1, a cooling fan 5 is installed through the center of the cover plate 4, a circulating heat dissipation seat 6 is detachably installed on the bottom of the shell 1, the side walls of the circulating heat dissipation seat 6 are respectively provided with a water inlet 11 and a water outlet 12, a filter screen 7 is provided in the shell 1, and the filter screen 7 can be used to place the battery body.

The heat sink fins 2 and the shell 1 are an integrated structure, and the shell 1 and the heat sink fins 2 are made of aluminum alloy. By setting the shell 1 and the heat sink fins 2 of the integrated structure aluminum alloy material, the battery body can be protected, and the heat in the shell 1 can be conducted to the heat sink fins 2. The heat sink area of the shell 1 is expanded through the heat sink fins 2 to dissipate the heat.

The lower wall of the cover plate 4 and the top wall of the circulating heat sink 6 are both provided with connecting columns 8, and rubber rings 9 are circumferentially arranged on the connecting columns 8. The upper wall and the lower wall of the outer shell 1 are both provided with sockets 10, and the sockets 10 are arranged relatively to the same number as the connecting columns 8. The connecting columns 8 can be inserted into the sockets 10. By setting the connecting columns 8 and the sockets 10, it is convenient to install the cover plate 4 and the circulating heat sink 6 on the outer shell 1. The rubber ring 9 helps to stabilize the installation, thereby realizing the convenience of disassembly and assembly of the cover plate 4 and the circulating heat sink 6.

The filter 7 can cover the air inlet 3 and the cooling fan 5. By providing the filter 7, dust in the air can be prevented from adhering to the surface of the battery body and affecting the heat dissipation effect.

A peristaltic pump 13 is provided in the circulating heat dissipation seat 6, one end of the peristaltic pump 13 is connected to the water inlet 11, the other end of the peristaltic pump 13 is connected to a connecting pipe 14, and the end of the connecting pipe 14 away from the peristaltic pump 13 is connected to the water outlet 12. By setting the peristaltic pump 13, the circulation of cooling water can be achieved.

A limiting column 15 is also provided in the circulating heat dissipation seat 6, which can be used to fix the bent connecting pipe 14. By setting the limiting column 15, it is convenient to bend and fix the connecting pipe 14, increase the length of the water pipe in the circulating heat dissipation seat 6, and help increase the flow rate of cooling water.

Working principle: When the battery body is used for power supply, the heat generated by the battery body is conducted to the heat dissipation fins 2 through the shell 1, and then the heat dissipation area between the shell 1 and the outside is expanded through the heat dissipation fins 2 to dissipate the heat, and then the cooling water supplied from the outside is injected from the water inlet 11, and the peristaltic pump 13 is started to discharge the cooling water from the water outlet 12 through the connecting pipe 14, so as to cool the air at the bottom of the battery body through the circulating heat sink 6, and then the cooling fan 5 is turned on to draw the colder air at the bottom of the battery body to the upper part of the battery body through the air inlet hole 3 and then out of the shell 1. The air can cool the battery body when passing through it to avoid the shortening of the life and the occurrence of safety accidents due to excessive temperature.

It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A lithium battery with heat dissipation function, comprising a battery body and a shell (1) for protecting the battery body, characterized in that: the side wall of the shell (1) is provided with heat dissipation fins (2), the side wall of the shell (1) is also provided with a plurality of air inlet holes (3), the air inlet holes (3) are connected with the inside of the shell (1), the top of the shell (1) is detachably provided with a cover plate (4), a heat dissipation fan (5) is installed through the center of the cover plate (4), the bottom of the shell (1) is detachably provided with a circulation heat dissipation seat (6), the side walls of the circulation heat dissipation seat (6) are respectively provided with a water inlet (11) and a water outlet (12), the shell (1) is provided with a filter screen (7), and the filter screen (7) can be used to place the battery body. 2. A lithium-ion battery with heat dissipation function according to claim 1, characterized in that the heat dissipation fins (2) and the shell (1) are an integrated structure, and the shell (1) and the heat dissipation fins (2) are made of aluminum alloy. 3. A lithium-ion battery with heat dissipation function according to claim 1, characterized in that: the lower wall of the cover plate (4) and the top wall of the circulating heat dissipation seat (6) are both provided with connecting columns (8), and the connecting columns (8) are circumferentially provided with rubber rings (9), and the upper wall and the lower wall of the shell (1) are both provided with plug holes (10), and the number of the plug holes (10) and the connecting columns (8) are the same and are arranged opposite to each other, and the connecting columns (8) can be inserted into the plug holes (10). 4. A lithium-ion battery with heat dissipation function according to claim 1, characterized in that the filter (7) can cover the air inlet (3) and the heat dissipation fan (5). 5. A lithium battery with heat dissipation function according to claim 4, characterized in that: a peristaltic pump (13) is provided in the circulating heat dissipation seat (6), one end of the peristaltic pump (13) is connected to the water inlet (11), the other end of the peristaltic pump (13) is connected to a connecting pipe (14), and the end of the connecting pipe (14) away from the peristaltic pump (13) is connected to the water outlet (12). 6. A lithium-ion battery with heat dissipation function according to claim 5, characterized in that: a limiting column (15) is further provided inside the circulating heat dissipation seat (6), and the limiting column (15) can be used to fix the bent connecting tube (14).