CN211530105U

CN211530105U - Electricity core structure

Info

Publication number: CN211530105U
Application number: CN201921828397.8U
Authority: CN
Inventors: 李建林; 许瑞; 王军
Original assignee: Dongguan Huiyang Power Technology Co ltd
Current assignee: Dongguan Huiyang Power Technology Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-09-18
Anticipated expiration: 2029-10-29

Abstract

The utility model belongs to the technical field of the battery, concretely relates to electricity core structure, including electric core body and conducting strip, the conducting strip runs through the electric core body. In the production process, the heat conducting sheet is clamped between the two pole pieces; during work, a large amount of heat can be generated in the process of charging and discharging the battery cell, and the heat conducting fins conduct the heat out quickly, so that the damage of high temperature to the battery cell is avoided; in severe cold area, with the conducting strip and the contact of heat-generating body for heat on the heat-generating body passes through the conducting strip and transmits to electric core fast, makes electric core get into operating condition fast, thereby has improved the practicality of electric core, this electric core structure convenient to use, the practicality is strong.

Description

Electricity core structure

Technical Field

The utility model belongs to the technical field of the battery, concretely relates to electricity core structure.

Background

When the battery cell is used, a large amount of heat is generated due to charging and discharging, and the heat in the battery cell is difficult to dissipate; in addition, in an extremely cold area, the battery core can normally work after being heated.

In the prior art, the mechanism design of the battery cell is unreasonable, and the redundant heat generated in the battery cell cannot be evacuated in time; when need carry out rising temperature to electric core, also inconvenient carry out rapid heating to electric core, the heat dissipation of electric core or the efficiency of heating are very low, cause user experience poor, the market competitiveness of product is not enough.

In view of the above, the related art needs to be perfected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the battery cell structure is provided for overcoming the defects in the prior art, so that the battery cell can be cooled or heated more quickly, and the efficiency is higher and safer.

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

the utility model provides an electricity core structure, includes electric core body and conducting strip, the conducting strip runs through electric core body. In the production process, the heat conducting sheet is clamped between the two pole pieces; during work, a large amount of heat can be generated in the process of charging and discharging the battery cell, and the heat conducting fins conduct the heat out quickly, so that the damage of high temperature to the battery cell is avoided; in severe cold area, with the conducting strip and the contact of heat-generating body for heat on the heat-generating body passes through the conducting strip and transmits to electric core fast, makes electric core get into operating condition fast, thereby has improved the practicality of electric core, this electric core structure convenient to use, the practicality is strong.

As an improvement of the electrical core structure, the two ends of the heat conducting strip are all protruded out of the electrical core body. The structural design is favorable for heat conduction.

As an improvement of the electrical core structure, the length of the heat conducting strip is greater than the width of the electrical core body. The structure design is beneficial to heat conduction.

As an improvement of the electrical core structure, the heat conducting fin is used for conducting heat.

As an improvement of the electrical core structure, the heat conducting sheet is an aluminum sheet, a heat conducting silica gel sheet, a heat conducting silicone grease or a heat conducting double-sided adhesive tape. Besides, other heat conducting materials which can achieve the same correlation can be used, and the heat conducting materials can be flexibly arranged according to actual conditions.

As an improvement of the electrical core structure, the thickness of the heat conducting strip is smaller than the thickness of the electrical core body. The structure design is beneficial to reducing the whole volume of the cell structure.

As an improvement of the electrical core structure, the cross-sectional shape of the heat conducting strip is at least one of a semi-circle, a sector, an annular shape and a polygon. In practical application, the shape of the heat-conducting fin can be various, and the heat-conducting fin can be flexibly arranged according to practical conditions.

As an improvement of the electrical core structure, the cross-sectional shape of the electrical core body is polygonal. This structural design facilitates the provision of the heat-conducting fins.

As an improvement of the electrical core structure, the number of the heat conducting fins is at least 2. In practical application, the number of the heat-conducting fins can be flexibly set.

As an improvement of the electric core structure, the number of layers that the conducting strip set up is 2 layers at least. In practical application, the number of layers of the heat-conducting fins can be flexibly set.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is one of the schematic structural diagrams of embodiment 1 of the present invention;

fig. 2 is a second schematic structural diagram of embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 3 of the present invention;

wherein: 1-a cell body; 2-heat conducting sheet.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", 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 simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.

Example 1

As shown in fig. 1-2, a cell structure includes a cell body 1 and a heat conducting fin 2, where the heat conducting fin 2 penetrates through the cell body 1. In the production process, the heat conducting fin 2 is clamped between the two pole pieces; during work, a large amount of heat can be generated in the process of charging and discharging the battery cell, and the heat conducting fins 2 conduct the heat out quickly, so that the damage of high temperature to the battery cell is avoided; in severe cold area, with conducting strip 2 and heat-generating body contact for heat on the heat-generating body passes through conducting strip 2 and transmits to electric core fast, makes electric core get into operating condition fast, thereby has improved the practicality of electric core, this electric core structure convenient to use, and the practicality is strong.

Preferably, both ends of the heat conducting strip 2 protrude out of the cell body 1. The structural design is favorable for heat conduction.

Preferably, the length of the heat conducting sheet 2 is greater than the width of the cell body 1. The structure design is beneficial to heat conduction.

Preferably, the heat conductive sheet 2 is used to conduct heat.

Preferably, the heat conducting sheet 2 is an aluminum sheet, a heat conducting silica gel sheet, heat conducting silicone grease or a heat conducting double-sided adhesive tape. Besides, other heat conducting materials which can achieve the same correlation can be used, and the heat conducting materials can be flexibly arranged according to actual conditions.

Preferably, the thickness of the heat conducting sheet 2 is smaller than that of the cell body 1. The structure design is beneficial to reducing the whole volume of the cell structure.

Preferably, the heat conductive sheet 2 has a cross-sectional shape of at least one of a semicircle, a sector, a ring, and a polygon. In practical applications, the shape of the heat-conducting sheet 2 may be various, and the shape may be flexibly set according to practical situations.

Preferably, the cross-sectional shape of the cell body 1 is a polygon. This structural design is advantageous for arranging the heat conductive sheet 2.

The utility model discloses a theory of operation is: in the production process, the heat conducting fin 2 is clamped between the two pole pieces; during work, a large amount of heat can be generated in the process of charging and discharging the battery cell, and the heat conducting fins 2 conduct the heat out quickly, so that the damage of high temperature to the battery cell is avoided; in severe cold area, with conducting strip 2 and heat-generating body contact for heat on the heat-generating body passes through conducting strip 2 and transmits to electric core fast, makes electric core get into operating condition fast, thereby has improved the practicality of electric core, this electric core structure convenient to use, and the practicality is strong.

Example 2

As shown in fig. 3, unlike embodiment 1: the number of the heat conductive sheets 2 is at least 2. In practical applications, the number of the heat-conductive sheets 2 can be flexibly set.

The other structures are the same as those in embodiment 1, and are not described again here.

Example 3

As shown in fig. 4, unlike embodiment 1: the number of layers of the thermally conductive sheet 2 in this embodiment is at least 2. In practical applications, the number of layers of the thermally conductive sheet 2 can be flexibly set.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. An electricity core structure which characterized in that: including electric core body (1) and conducting strip (2), conducting strip (2) run through electric core body (1), the quantity of conducting strip (2) is 2 at least, conducting strip (2) are heat conduction silica gel piece, heat conduction silicone grease or heat conduction double-sided tape.

2. The cell structure of claim 1, wherein: the two ends of the heat conducting fins (2) are protruded out of the battery cell body (1).

3. The cell structure of claim 2, wherein: the length of the heat conducting fin (2) is greater than the width of the battery cell body (1).

4. The cell structure of claim 1, wherein: the heat conducting sheet (2) is used for conducting heat.

5. The cell structure of claim 1, wherein: the thickness of the heat conducting fin (2) is smaller than that of the battery cell body (1).

6. The cell structure of claim 1, wherein: the cross section of the heat conducting fin (2) is at least one of semicircular, fan-shaped, annular and polygonal.

7. The cell structure of claim 1, wherein: the cross-sectional shape of the battery cell body (1) is polygonal.

8. The cell structure of claim 1, wherein: the number of layers of the heat conducting fins (2) is at least 2.