CN215184282U

CN215184282U - Safe corrosion-resistant lithium ion battery

Info

Publication number: CN215184282U
Application number: CN202121613114.5U
Authority: CN
Inventors: 郭新力
Original assignee: Dongguan Shenghe New Energy Technology Co ltd
Current assignee: Dongguan Shenghe New Energy Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-14
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a safe corrosion-resistant lithium ion battery, which comprises a lithium battery shell, wherein the bottom of the inner wall of the lithium battery shell is fixedly provided with a heat exchange base which passes through the two sides of the lithium battery shell, the inside of the heat exchange base is provided with a heat exchange cavity, the top of the heat exchange base is paved with a heat-conducting rubber pad, and the top of the heat-conducting rubber pad is fixedly provided with a plurality of lithium ion battery monomers which are uniformly distributed, the safe corrosion-resistant lithium ion battery adopts a special battery shell for packaging, an aluminum alloy outer plate can form a compact oxidation film, the corrosion resistance of the whole battery can be greatly improved by matching with a ceramic baffle, the stability is strong, the heat exchange base is added in the battery, and the heat exchange with the outside can be rapidly realized by adopting a cooling liquid heat conduction mode, so that the heat dissipation capacity in the battery is improved, and the stability of the working performance of the battery can be ensured, and the battery also has the functions of overload protection and overheating alarm prompt, so that the service life of the battery is prolonged.

Description

Safe corrosion-resistant lithium ion battery

Technical Field

The utility model relates to a lithium ion battery technical field specifically is a safe corrosion resistant lithium ion battery.

Background

The lithium ion battery is a rechargeable battery, and has the characteristics of prolonged service life, energy density, safety, reduced cost, high charging speed and the like. Due to their superior performance, lithium ion batteries have gained popularity in portable electronic devices and electric vehicles, and have also gained increasing popularity in military and aerospace applications.

The corrosion resistance of the existing lithium battery is relatively poor, heat generated during working cannot be rapidly exchanged with the outside, the safety is relatively low, and the service life is short.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe corrosion-resistant lithium ion battery to the current lithium cell corrosion resisting capability who proposes in solving above-mentioned background art is relatively poor, and the heat that the during operation produced can not realize the heat transfer with the external world fast, and the security is lower relatively, the short problem of life.

In order to achieve the above object, the utility model provides a following technical scheme: a safe corrosion-resistant lithium ion battery comprises a lithium battery shell, wherein heat exchange bases penetrating through two sides of the lithium battery shell are fixedly arranged at the bottom of the inner wall of the lithium battery shell, a heat exchange cavity is formed in the heat exchange bases, a heat conduction rubber pad is paved at the top of the heat exchange bases, a plurality of lithium ion battery monomers which are uniformly distributed are fixedly installed at the top of the heat conduction rubber pad, a heat conduction thin plate extending to the interior of the heat exchange cavity is fixedly arranged between every two adjacent lithium ion battery monomers, a heat conduction cavity communicated with the interior of the heat exchange cavity is formed in each of the plurality of heat conduction thin plates, the lithium battery shell comprises an aluminum alloy outer plate, a ceramic partition plate and an anti-collision rubber pad, a ceramic partition plate is fixedly arranged on the inner side of the aluminum alloy outer plate, an anti-collision rubber pad is paved on the inner side of the ceramic partition plate, and a battery box cover is arranged at the top of the lithium battery shell, the middle part fixed mounting on battery case lid top has the socket that charges, the fixed surface of socket that charges installs a plurality of jacks and the warning prompt light of charging, the middle part fixed mounting of battery case lid bottom has fuse and temperature switch.

As an optimal technical scheme of the utility model, the inside in heat transfer chamber and a plurality of heat conduction chamber's inside all is filled there is insulating cooling grease.

As an optimized technical scheme of the utility model, the both sides of heat transfer base are all fixed and are provided with a plurality of heat exchanger fins.

As an optimized technical scheme of the utility model, the both sides on battery case lid top are all fixed to be provided with and carry the handle.

As an optimized technical scheme of the utility model, the heat dissipation window has all been seted up to lithium cell casing's both sides.

As an optimal technical scheme of the utility model, it is a plurality of the jack that charges all passes through fuse and lithium ion battery monomer electric connection, the warning prompt lamp passes through temperature switch and lithium ion battery monomer electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: this lithium ion battery adopts special battery case to encapsulate, and the aluminum alloy planking can form fine and close oxide film, and the holistic corrosion resistance of improvement battery that cooperation ceramic baffle can very big degree, and stability is strong, has increased the heat transfer base in the battery, adopts the mode of coolant liquid heat conduction to realize the heat transfer fast with the external world to improve the inside heat-sinking capability of battery, can ensure battery working property's stability, and still possess the function of overload protection and overheated warning suggestion, improved the life of battery.

Drawings

FIG. 1 is a schematic structural view of a main body of the present invention in front view;

FIG. 2 is a schematic view of the cross-sectional main body of the present invention;

fig. 3 is a schematic top view of the main body of the present invention;

fig. 4 is an enlarged schematic structural view of part a of the present invention.

In the figure: 1. a lithium battery case; 2. a heat-conducting rubber pad; 3. a lithium ion battery cell; 4. a ceramic separator; 5. a battery case cover; 6. a fuse; 7. a charging socket; 8. a temperature switch; 9. lifting the handle; 10. an anti-collision rubber cushion; 11. a heat exchanger fin; 12. a heat conductive sheet; 13. a heat exchange base; 14. a heat exchange cavity; 15. an aluminum alloy outer plate; 16. a heat dissipation window; 17. a heat conducting cavity.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the utility model provides a safe and corrosion resistant lithium ion battery, which comprises a lithium battery shell 1, wherein a heat exchange base 13 penetrating through two sides of the lithium battery shell 1 is fixedly arranged at the bottom of the inner wall of the lithium battery shell 1, a heat exchange cavity 14 is arranged inside the heat exchange base 13, a heat conduction rubber pad 2 is laid at the top of the heat exchange base 13, a plurality of lithium ion battery monomers 3 which are uniformly distributed are fixedly arranged at the top of the heat conduction rubber pad 2, a heat conduction thin plate 12 extending to the inside of the heat exchange cavity 14 is fixedly arranged between two adjacent lithium ion battery monomers 3, a heat conduction cavity 17 communicated with the inside of the heat exchange cavity 14 is arranged inside each of the plurality of heat conduction thin plates 12, the lithium battery shell 1 comprises an aluminum alloy outer plate 15, a ceramic partition plate 4 and an anti-collision rubber pad 10, a ceramic partition plate 4 is fixedly arranged at the inner side of the aluminum alloy outer plate 15, an anti-collision rubber pad 10 is laid at the inner side of the ceramic partition plate 4, the top of lithium battery shell 1 is equipped with battery case lid 5, and the middle part fixed mounting on battery case lid 5 top has charging socket 7, and charging socket 7's fixed surface installs a plurality of jacks and the warning prompt light of charging, and the middle part fixed mounting in battery case lid 5 bottom has fuse 6 and temperature switch 8.

Preferably, insulating cooling grease is filled in the inside of the heat exchange cavity 14 and the inside of the heat conduction cavities 17, and heat exchange is rapidly realized with the outside in a cooling liquid heat conduction mode, so that the heat dissipation capacity inside the battery is improved, and the stability of the working performance of the battery can be guaranteed.

Preferably, heat transfer base 13's both sides are all fixed and are provided with a plurality of heat exchanger fins 11, can realize the heat transfer with the external world fast, improve the heat-sinking capability of battery.

Preferably, the two sides of the top end of the battery box cover 5 are fixedly provided with lifting handles 9, so that convenience is provided for carrying and transporting batteries, and the use is convenient.

Preferably, the heat dissipation windows 16 are formed in both sides of the lithium battery shell 1, so that the ventilation and heat dissipation capacity of the battery can be improved.

Preferably, a plurality of jacks that charge all pass through fuse 6 and 3 electric connection of lithium ion battery monomer, and the warning light passes through temperature switch 8 and 3 electric connection of lithium ion battery monomer, possesses overload protection and overheated warning suggestion's function, has improved the life of battery.

When the lithium ion battery is used, the lithium ion battery with safety and corrosion resistance can be transported by directly holding the lifting handle 9, the charging jacks are arranged into different types, so that the battery has wider application range, the lithium ion battery is packaged by adopting the lithium battery shell 1, a compact oxidation film can be formed on the surface of the aluminum alloy outer plate 15 when the lithium ion battery is used, further internal further oxidation corrosion is prevented, the structure and the chemical property of the ceramic partition plate 4 are stable, the overall corrosion resistance of the battery can be greatly improved, the stability is strong, heat generated when the lithium ion battery monomer 3 works can be transferred into the heat exchange cavity 14 through the heat conducting thin plate 12, further heat exchange with the outside is realized through the heat exchange fins 11, and heat exchange with the outside is quickly realized by adopting a cooling liquid heat conduction mode, so that the heat dissipation capacity inside the battery is improved, the stability of the working performance of the battery can be ensured, when the lithium ion battery monomer 3 is overloaded, the current increase, fuse 6 will cut off the power supply and protect lithium ion battery monomer 3, and when the high temperature in lithium battery case 1, the warning light will be circular telegram and in time promote the external world, possesses overload protection and the function of overheated warning suggestion, has improved the life of battery.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A safe and corrosion-resistant lithium ion battery comprises a lithium battery shell (1), and is characterized in that: the lithium battery shell comprises a lithium battery shell (1), wherein a heat exchange base (13) penetrating through two sides of the lithium battery shell (1) is fixedly arranged at the bottom of the inner wall of the lithium battery shell (1), a heat exchange cavity (14) is formed in the heat exchange base (13), a heat conduction rubber mat (2) is laid at the top of the heat exchange base (13), a plurality of lithium ion battery monomers (3) which are uniformly distributed are fixedly arranged at the top of the heat conduction rubber mat (2), a heat conduction sheet (12) extending into the heat exchange cavity (14) is fixedly arranged between every two adjacent lithium ion battery monomers (3), a plurality of heat conduction sheets (12) are respectively provided in the heat conduction sheets (12) and communicated with the heat exchange cavity (14), the lithium battery shell (1) comprises an aluminum alloy outer plate (15), a ceramic partition plate (4) and an anti-collision rubber mat (10), and a ceramic partition plate (4) is fixedly arranged on the inner side of the aluminum alloy outer plate (15), crashproof cushion (10) have been laid to the inboard of ceramic baffle (4), the top of lithium cell casing (1) is equipped with battery case lid (5), the middle part fixed mounting on battery case lid (5) top has charging socket (7), charging socket's (7) fixed surface installs a plurality of jacks and the warning prompt light of charging, the middle part fixed mounting of battery case lid (5) bottom has fuse (6) and temperature switch (8).

2. The safe and corrosion-resistant lithium ion battery according to claim 1, wherein: insulating cooling grease is filled in the heat exchange cavity (14) and the heat conduction cavities (17).

3. The safe and corrosion-resistant lithium ion battery according to claim 1, wherein: and a plurality of heat exchange fins (11) are fixedly arranged on both sides of the heat exchange base (13).

4. The safe and corrosion-resistant lithium ion battery according to claim 1, wherein: and the two sides of the top end of the battery box cover (5) are fixedly provided with lifting handles (9).

5. The safe and corrosion-resistant lithium ion battery according to claim 1, wherein: and heat dissipation windows (16) are arranged on two sides of the lithium battery shell (1).

6. The safe and corrosion-resistant lithium ion battery according to claim 1, wherein: it is a plurality of the jack that charges all passes through fuse (6) and lithium ion battery monomer (3) electric connection, the warning light passes through temperature switch (8) and lithium ion battery monomer (3) electric connection.