Battery cell structure with excellent heat dissipation
By introducing a heat dissipation fin structure with cross-shaped and circular ventilation slots into the battery cell structure, the problem of poor heat dissipation of the battery cell is solved, enabling rapid and effective heat dissipation and improving the heat dissipation performance of the battery cell.
Patent Information
- Application Number
- CN202422839980.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-20
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2034-11-20
AI Technical Summary
The existing battery cells have poor heat dissipation performance, which leads to heat accumulation and affects the normal power output.
A high-heat-dissipation battery cell structure is designed, which adopts a heat dissipation fin structure combining cross-shaped ventilation slots and circular ventilation slots to form a sealed space. An anti-oxidation coating is applied to the outer casing and top cover to enhance the heat dissipation effect.
Heat is carried away by airflow, achieving rapid heat dissipation, reducing heat accumulation inside the battery cell, and improving the cell's heat dissipation performance.
Smart Images
Figure CN223665516U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of electric core, concretely is an electric core structure with excellent heat dissipation. BACKGROUND
[0002] The electric core refers to the electrochemical unit containing positive and negative poles, is the power storage part in the rechargeable battery, and is also the basic component unit of the new energy automobile power battery, and the electric core is divided into aluminum shell electric core, soft package electric core (polymer electric core), cylindrical electric core and the like, the main function of the electric core is to store and release electric energy, and chemical energy is converted into electric energy through the charging and discharging process.
[0003] The electric core generates heat during discharging and charging, and the overheating of the electric core can cause normal power, the existing electric core has poor heat dissipation, and the electric core structure with excellent heat dissipation is designed for the above problems. UTILITY MODEL CONTENT
[0004] (I) technical problem solved
[0005] In view of the defects of the prior art, the utility model provides an electric core structure with excellent heat dissipation.
[0006] (II) technical scheme
[0007] In order to achieve the above purpose, the utility model provides the following technical scheme: an electric core structure with excellent heat dissipation, which comprises a shell, a cross-shaped ventilation groove is arranged on the shell, a plurality of cross-shaped heat dissipation scales are fixed in the cross-shaped ventilation groove, a top cover is fixed to the top end of the shell, two electrodes are arranged on the top cover, four placing grooves are formed in the shell by the cross-shaped ventilation groove, bare electric cores are arranged in the placing grooves, the bare electric cores are connected with the electrodes, the shell and the top cover form a sealed space, two circular ventilation grooves are symmetrically arranged on the front and rear ends of the shell, the circular ventilation grooves are communicated with the outside through the side wall of the shell, and a plurality of side heat dissipation scales are fixed on the circular ventilation grooves.
[0008] Further, the shell is fixed with two reinforcing rings.
[0009] Further, the circular ventilation groove is fixed with a dust screen.
[0010] Further, the cross-shaped heat dissipation scales and the side heat dissipation scales are inclined outward and downward.
[0011] Further, the outer walls of the shell and the top cover are provided with an oxidation-resistant coating.
[0012] (III) beneficial effects
[0013] Compared with the prior art, the electric core structure with excellent heat dissipation has the following beneficial effects:
[0014] The electric core structure with excellent heat dissipation, by the cross-shaped ventilation groove, separates the inside of the shell into four placing grooves, places the bare electric core in the placing groove, and under the action of air flow, the placing groove is quickly cooled, and the circular ventilation groove is further arranged to improve the heat dissipation effect, so that the electric core reduces the negative influence of the heat generated by itself during use. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a first main view structure schematic diagram of the utility model;
[0016] Figure 2 It is a first local structure schematic diagram of the utility model;
[0017] Figure 3 It is a second local structure schematic diagram of the utility model;
[0018] Figure 4 It is a third local structure schematic diagram of the utility model.
[0019] In the drawing: 1, shell; 2, cross-shaped ventilation groove; 3, cross-shaped heat dissipation scale; 4, top cover; 5, electrode; 6, placing groove; 7, bare electric core; 8, circular ventilation groove; 9, side heat dissipation scale; 10, reinforcing ring; 11, dust screen. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.
[0021] Please refer to Figures 1-4 An electric core structure with excellent heat dissipation, comprising a shell 1, the shell 1 is provided with a cross-shaped ventilation groove 2, a plurality of cross-shaped heat dissipation scales 3 are fixed in the cross-shaped ventilation groove 2, a top cover 4 is fixed to the top of the shell 1, two electrodes 5 are arranged on the top cover 4, four placing grooves 6 are formed in the inside of the shell 1 by the cross-shaped ventilation groove 2, a bare electric core 7 is arranged in the placing groove 6, a plurality of bare electric cores 7 are connected with the electrodes 5, the shell 1 and the top cover 4 form a sealed space, two circular ventilation grooves 8 are symmetrically arranged on the front and rear ends of the shell 1, the circular ventilation grooves 8 are communicated with the outside through the side wall of the shell 1, and a plurality of side heat dissipation scales 9 are fixed on the circular ventilation grooves 8.
[0022] When the bare battery cell 7 in the battery cell generates heat, the heat is transferred to the shell 1, and the shell 1 further transfers the heat to the cross-shaped heat dissipation fin 3 and the side heat dissipation fin 9. When the air flows, it passes through the cross-shaped ventilation groove 2 and the circular ventilation groove 8 and fully contacts the cross-shaped heat dissipation fin 3 and the side heat dissipation fin 9 to exchange heat. Under the flow of air, the heat is continuously taken out, and excellent heat dissipation is achieved.
[0023] Further, the shell 1 is fixed with two reinforcing rings 10.
[0024] Further, the circular ventilation groove 8 is fixed with a dustproof net 11.
[0025] Further, the cross-shaped heat dissipation fin 3 and the side heat dissipation fin 9 are both outwardly and downwardly inclined.
[0026] Further, the shell 1 and the outer wall of the top cover 4 are both provided with an oxidation-resistant coating.
[0027] To explain the possible application scenarios, technical principles, specific implementation schemes, and the purposes and effects of the present application, the specific embodiments listed below are described in detail in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and therefore cannot limit the protection scope of the present application.
[0028] In this paper, "embodiment" means that the specific features, structures or characteristics described in conjunction with the embodiment can be included in at least one embodiment of the present application. The word "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, and does not particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the technical features mentioned in each embodiment can be combined in any way to form a corresponding implementable technical solution.
[0029] Unless otherwise defined, the meaning of the technical terms used herein is the same as that generally understood by those skilled in the art to which the present application belongs; the use of related terms in this paper is only for the purpose of describing specific embodiments, and is not intended to limit the present application.
[0030] Although embodiments of the present application have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. An electric cell structure excellent in heat dissipation, comprising a case (1), characterized by: The cross-shaped ventilation groove (2) is arranged on the shell (1), a plurality of cross-shaped heat dissipation scales (3) are fixed in the cross-shaped ventilation groove (2), the top end of the shell (1) is fixed with a top cover (4), two electrodes (5) are arranged on the top cover (4), the inside of the shell (1) is isolated by the cross-shaped ventilation groove (2) to form four placing grooves (6), bare electric cores (7) are arranged in the placing grooves (6), the bare electric cores (7) are connected with the electrodes (5), the shell (1) and the top cover (4) form a sealed space, two circular ventilation grooves (8) are symmetrically arranged on the front and rear ends of the shell (1), the circular ventilation grooves (8) pass through the side wall of the shell (1) and are communicated with the outside, and a plurality of side heat dissipation scales (9) are fixed on the circular ventilation grooves (8).
2. The battery cell structure having excellent heat dissipation according to claim 1, wherein: The two reinforcing rings (10) are fixed on the shell (1).
3. The battery cell structure having excellent heat dissipation according to claim 2, wherein: The dustproof nets (11) are fixed on the circular ventilation grooves (8).
4. The battery cell structure having excellent heat dissipation according to claim 3, wherein: The cross-shaped heat dissipation scales (3) and the side heat dissipation scales (9) are all arranged to be inclined outward and downward.
5. The battery cell structure having excellent heat dissipation according to claim 4, wherein: The outer walls of the shell (1) and the top cover (4) are all provided with an oxidation-resistant coating.