CN210129565U

CN210129565U - Heat dissipation type lithium cell

Info

Publication number: CN210129565U
Application number: CN201920850771.8U
Authority: CN
Inventors: 罗先好
Original assignee: Heyuan Anojie New Energy Technology Co Ltd
Current assignee: Heyuan Anojie New Energy Technology Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-03-06
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a heat dissipation type lithium cell, including lithium cell casing, lithium cell casing includes the battery core, and the outside cover of battery core is equipped with the heat conduction inner panel, and the outside cover of heat conduction inner panel is equipped with the heating panel, and the outside cover of heating panel is equipped with the shell body, the equal fixedly connected with electrode in middle part at battery core both ends, the utility model discloses a setting of louvre and fin improves the radiating efficiency, and safety ring protects, has seted up first recess through the lateral wall of heating panel, and the second recess has been seted up to the lateral wall of shell body, reduces the thickness of heating panel and shell body, easily rolls when the placing plane when the lithium cell, is convenient for fixed, improves the.

Description

Heat dissipation type lithium cell

Technical Field

The utility model relates to a lithium cell, in particular to heat dissipation type lithium cell.

Background

The lithium battery has the advantages of high voltage, high specific energy, long cycle life, long storage time and the like, and is widely applied to portable electronic equipment such as mobile phones, digital cameras and portable computers, and also widely applied to large and medium-sized electric equipment such as electric automobiles, electric bicycles, electric tools and the like. But current lithium cell security is relatively poor, and it is itself charged and all can release the heat with discharging, thereby can make the higher emergence explosion of lithium cell temperature when the heat is concentrated, and the lithium cell receives external high temperature to influence also to explode very easily simultaneously.

The existing lithium battery is single in structure and poor in heat dissipation performance, the existing heat dissipation lithium battery adopts a water-cooling method for heat dissipation, potential safety hazards are easily caused, and in addition, when the lithium battery is placed on a plane, the lithium battery is easy to roll and is not convenient to fix. Therefore, the conventional heat dissipation type lithium battery has many problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat dissipation type lithium cell to current lithium cell single structure who proposes in solving above-mentioned background art, and heat dispersion is poor, and current heat dissipation shape lithium cell adopts the water-cooled method to dispel the heat, easily causes the potential safety hazard, in addition, easily rolls when placing the plane as the lithium cell, the problem of being not convenient for fix.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat dissipation type lithium cell, includes lithium cell casing, and lithium cell casing includes the battery core, the outside cover of battery core is equipped with the heat conduction inner panel, the outside cover of heat conduction inner panel is equipped with the heating panel, the outside cover of heating panel is equipped with the shell body, the equal fixedly connected with electrode in middle part at battery core both ends.

As a preferred technical scheme of the utility model, a plurality of equidistant first recess, and a plurality of are seted up to the lateral wall of heating panel a plurality of evenly distributed's louvre is all seted up to the inside of first recess, first recess is the arc structure, the heating panel is annular structure, a plurality of the thickness of first recess all is less than the thickness of heating panel.

As a preferred technical scheme of the utility model, a plurality of equidistant second recess, and a plurality of are seted up to the lateral wall of shell body the equal fixedly connected with fin in inside of second recess, a plurality of the thickness of second recess all is less than the thickness of shell body.

As an optimized technical proposal of the utility model, the heat conduction inner plate is a TC-400CAD-10 silica gel gasket, and the heat dissipation plate is 6063-T5 high-quality aluminum product.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a heat dissipation type lithium cell through the setting of louvre and fin, improves the radiating efficiency, and safety ring protects, has seted up first recess through the lateral wall of heating panel, and the second recess has been seted up to the lateral wall of shell body, reduces the thickness of heating panel and shell body, easily rolls when the placing plane as the lithium cell, is convenient for fix, improves the radiating efficiency.

Drawings

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

fig. 2 is a schematic structural diagram of the front side of the outer casing of the present invention.

In the figure: 1. a lithium battery case; 2. a battery core body; 3. a thermally conductive inner plate; 4. a heat dissipation plate; 5. an outer housing; 6. a first groove; 7. heat dissipation holes; 8. a second groove; 9. a heat sink; 10. and an electrode.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model provides a heat dissipation type lithium battery, including lithium battery shell 1, lithium battery shell 1 includes battery core 2, and the outside cover of battery core 2 is equipped with heat conduction inner panel 3, and the outside cover of heat conduction inner panel 3 is equipped with heating panel 4, and the outside cover of heating panel 4 is equipped with shell body 5, the equal fixedly connected with electrode 10 in middle part at battery core 2 both ends.

Preferably, a plurality of equidistant first groove 6 is seted up to the lateral wall of heating panel 4, and a plurality of evenly distributed's louvre 7 is all seted up to the inside of a plurality of first groove 6, and first groove 6 is the arc structure, and heating panel 4 is the loop configuration, and the thickness of a plurality of first groove 6 all is less than the thickness of heating panel 4, through the setting of first groove 6 and louvre 7, reduces the thickness of heating panel 4, increases the radiating effect simultaneously.

Preferably, a plurality of equidistant second recess 8 is seted up to the lateral wall of shell body 5, and the equal fixedly connected with fin 9 in inside of a plurality of second recess 8, the thickness of a plurality of second recess 8 all is less than the thickness of shell body 5, setting through second recess 8, reduce the thickness of shell body 5, and be convenient for place on the plane, be difficult for rolling, stability is increased, because the equal fixedly connected with fin 7 in inside of second recess 8, and the heat dissipation efficiency is improved, thereby the service life of lithium cell is prolonged.

Preferably, the heat-conducting inner plate 3 is a TC-400CAD-10 silica gel gasket, the heat-radiating plate 4 is a 6063-T5 high-quality aluminum material, and the heat-conducting inner plate 3 is made of a heat-conducting material, so that heat on the battery core body 2 can be quickly absorbed and transferred to the heat-radiating plate 4, quick heat radiation is facilitated, potential safety hazards are reduced, and the service life of the lithium battery is prolonged.

When the lithium battery shell 1 works, firstly, the battery core 2 can generate high heat after long working time, because the heat-conducting inner plate 3 is fixedly connected with the battery core 2, and the heat-conducting inner plate 3 is made of heat-conducting material, the heat on the battery core 2 can be quickly absorbed and transferred to the heat-radiating plate 4, because the outer side wall of the heat-radiating plate 4 is provided with a plurality of first grooves 6 which are equally spaced, a plurality of heat-radiating holes 7 which are evenly distributed are arranged inside the plurality of first grooves 6, and the thickness of the first grooves 6 is smaller than that of the heat-radiating plate 4, the thickness of the heat-radiating plate 4 is reduced, the heat radiation effect is simultaneously increased, then the heat is transferred to the shell 5, because the outer side wall of the shell 5 is provided with a plurality of second grooves 8 which are equally spaced, the thickness of the shell 5 is reduced, and the lithium battery shell is convenient to, difficult roll, increase stability because the equal fixedly connected with fin 9 in inside of second recess 8 improves the radiating efficiency to increase the life of lithium cell.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat dissipation type lithium cell, includes lithium cell casing (1), its characterized in that, lithium cell casing (1) include battery core (2), the outside cover of battery core (2) is equipped with heat conduction inner panel (3), the outside cover of heat conduction inner panel (3) is equipped with heating panel (4), the outside cover of heating panel (4) is equipped with shell body (5), the equal fixedly connected with electrode (10) in middle part at battery core (2) both ends.

2. The lithium battery of claim 1, wherein a plurality of first grooves (6) are formed on an outer side wall of the heat dissipation plate (4) at equal intervals, a plurality of heat dissipation holes (7) are uniformly distributed in the first grooves (6), the first grooves (6) are arc-shaped, the heat dissipation plate (4) is annular, and the thickness of the first grooves (6) is smaller than that of the heat dissipation plate (4).

3. The heat dissipation type lithium battery as claimed in claim 1, wherein a plurality of second grooves (8) are formed in the outer side wall of the outer shell (5) at equal intervals, heat dissipation fins (9) are fixedly connected to the insides of the plurality of second grooves (8), and the thicknesses of the plurality of second grooves (8) are smaller than that of the outer shell (5).

4. The lithium battery pack as claimed in claim 1, wherein the inner thermally conductive plate (3) is a TC-400CAD-10 silica gel gasket, and the heat spreader plate (4) is a 6063-T5 high quality aluminum.