CN209963119U

CN209963119U - Novel battery shell

Info

Publication number: CN209963119U
Application number: CN201920982509.9U
Authority: CN
Inventors: 万振华
Original assignee: Jiangxi Shuang Hua Industrial Development Co Ltd
Current assignee: Jiangxi Shuang Hua Industrial Development Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-01-17
Anticipated expiration: 2029-06-27

Abstract

The utility model provides a novel battery case, which comprises a housin, and locate the inside battery core of casing, the casing mainly comprises skin and inlayer, be equipped with the shielding layer between skin and the inlayer in proper order, fire-retardant layer, buffer layer and buffer net layer, the outer outside is equipped with the antioxidation layer, the inboard of inlayer is equipped with the isolation layer, the inboard of isolation layer is equipped with leaks the liquid catalysis layer, it mainly comprises the parcel casing to leak the liquid catalysis layer, the inboard of parcel casing is equipped with a plurality of through-holes, the inside cavity of through-hole intercommunication, the inside of cavity is equipped with the parcel layer, the inside on parcel layer is equipped with the catalyst granule. The utility model has the characteristics of resistance to compression, shock resistance are good, buffer capacity is good, the heat-proof quality is good, anti-interference performance is good, the antioxidant capacity is strong etc, and the catalyst granule that sets up simultaneously can effectively catalyze leaking liquid, avoids leaking the liquid polluted environment.

Description

Novel battery shell

Technical Field

The utility model relates to a battery case technical field especially relates to a novel battery case.

Background

The battery shell is specially used for wrapping the battery core, the existing battery shell is mostly designed to be completely sealed, the battery is in use, the battery generates heat to enable the internal temperature to rise, due to the principle of expansion with heat and contraction with cold, the internal pressure is increased, the danger of battery explosion and the like is easily caused when the battery reaches a certain limit, in order to solve the problem, a plurality of batteries can be provided with pressure relief holes on the shell, the problem of battery expansion can be solved through the pressure relief holes, but the internal liquid of the battery leaks more or less, the damage to the living environment can be caused by random discarding, the seepage of the electrolyte of the waste battery can cause the pollution of underground water and soil, the health of human beings is indirectly threatened, the seepage electrolyte enters soil or water source, the human body is entered through crops, the health of people is damaged, the problem can also exist even if the pressure relief holes are small, meanwhile, the existing battery, the battery can generate certain interference to the battery in the power supply process, and an anti-oxidation layer is not arranged on the outer layer of the shell, so that the service life of the battery shell is limited. Therefore, in view of the problems existing in the prior art, there is a need to provide a new solution to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel battery shell in order to solve the problem that prior art exists.

The utility model discloses a following technical scheme realizes: the utility model provides a novel battery case, includes the casing to and locate the inside battery core of casing, the casing mainly comprises skin and inlayer, be equipped with shielding layer, fire-retardant layer, buffer layer and buffer net layer between skin and the inlayer in proper order, outer outside is equipped with the antioxidation layer, the inboard of inlayer is equipped with the isolation layer, the inboard of isolation layer is equipped with leaks the liquid catalysis layer, it mainly comprises the parcel casing to leak the liquid catalysis layer, the inboard of parcel casing is equipped with a plurality of through-holes, the inside cavity of through-hole intercommunication, the inside of cavity is equipped with the parcel layer, the inside on parcel layer is equipped with the catalyst granule.

Furthermore, the outer layer is a steel layer, so that the compression resistance and the impact resistance of the shell are improved.

Furthermore, the inner layer is an aluminum layer, and the heat dissipation performance of the shell is improved.

Furthermore, the buffer net layer is formed by weaving fine steel wires, so that the buffer performance of the shell is improved.

Further, the isolation layer is the wooden layer, avoids letting out leakage liquid and the inlayer takes place to react, improves the heat-proof quality of casing simultaneously.

Further, the parcel layer is made by the gauze, and the size of catalyst granule is greater than the size of gauze eyelet, improves catalyst granule to letting out the catalytic efficiency of leakage liquid, avoids catalyst granule to pass the parcel layer simultaneously.

The utility model has the advantages that: the novel battery shell has the characteristics of good compression resistance, good impact resistance, good buffering performance, good heat insulation performance, good oxidation resistance and the like, and simultaneously the arranged catalyst particles can effectively catalyze the leakage liquid, the leakage liquid is prevented from polluting the environment.

Drawings

Fig. 1 is a front view of the structure of the present invention.

Fig. 2 is an enlarged schematic view of the internal structure of the present invention a.

Fig. 3 is the schematic diagram of the internal structure of the leakage liquid catalysis layer of the present invention.

The battery comprises a shell 1, a battery core 2, an outer layer 3, an inner layer 4, a shielding layer 5, a flame-retardant layer 6, a buffer layer 7, a buffer net layer 8, an oxidation-resistant layer 9, an isolation layer 10, an isolation layer 11, a leakage liquid catalysis layer 12, a wrapped shell, a through hole 13, a cavity 14, a wrapped layer 15 and catalyst particles 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a novel battery shell, includes casing 1 to and locate casing 1 inside battery core 2, casing 1 mainly comprises skin 3 and inlayer 4, be equipped with shielding layer 5, fire-retardant layer 6, buffer layer 7 and buffer net layer 8 between skin 3 and the inlayer 4 in proper order, the outside of skin 3 is equipped with antioxidation layer 9, the inboard of inlayer 4 is equipped with isolation layer 10, the inboard of isolation layer 10 is equipped with leaks liquid catalysis layer 11, leak the outside that battery core 2 was located to liquid catalysis layer 11 cover, it mainly comprises parcel casing 12 to leak liquid catalysis layer 11, the inboard of parcel casing 12 is equipped with a plurality of through-holes 13, through-hole 13 communicates inside cavity 14, the inside of cavity 14 is equipped with parcel layer 15, the inside of parcel layer 15 is equipped with catalyst granule 16.

In the structure of the utility model, in order to further improve the overall performance of the battery shell, the outer layer 3 is a steel layer, thus improving the compression resistance and the shock resistance of the shell 1; the inner layer 4 is an aluminum layer, so that the heat dissipation performance of the shell 1 is improved; the buffer net layer 8 is formed by weaving fine steel wires, so that the buffer performance of the shell 1 is improved; the isolation layer 10 is a wood layer, so that the leakage liquid is prevented from reacting with the inner layer 4, and the heat insulation performance of the shell 1 is improved; the wrapping layer 15 is made of gauze, and the size of the catalyst particles 16 is larger than the size of gauze holes, so that the catalytic efficiency of the catalyst particles 16 on leakage liquid is improved, and meanwhile, the catalyst particles 16 are prevented from penetrating through the wrapping layer 15.

When the electrolyte inside the battery core 2 leaks, because the inner side of the isolation layer 10 is provided with the leakage liquid catalysis layer 11, the leakage liquid catalysis layer 11 mainly comprises the wrapping shell 12, the inner side of the wrapping shell 12 is provided with a plurality of through holes 13, the through holes 13 are communicated with the inner cavity 14, the inner part of the cavity 14 is provided with the wrapping layer 15, the inner part of the wrapping layer 15 is provided with the catalyst particles 16, the leakage liquid can flow into the through holes 13 and react with the catalyst particles 16 arranged in the cavity 14 (the catalyst particles mainly absorb and neutralize heavy metal elements, acidic substances and alkaline substances contained in the leakage liquid, which is the prior art and does not need to describe the reaction principle any more), the problems of electrolyte outflow, environment pollution and the like caused when the shell 1 is damaged are avoided, it needs to be explained here that the leakage liquid catalysis layer 11 and the battery core 2 are integrated, and the integrated body is arranged inside the shell 1 through the isolation layer 10, even if the case 1 is broken, the electrolyte does not flow out; when the internal pressure of the battery is too large and expands, the arranged buffer layer 7 and the buffer net layer 8 can form double-layer buffer effect, and the danger of explosion and the like of the battery is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel battery shell, includes casing (1) to and locate inside battery core (2) of casing (1), characterized by: the shell (1) mainly comprises an outer layer (3) and an inner layer (4), a shielding layer (5), a flame-retardant layer (6), a buffer layer (7) and a buffer net layer (8) are sequentially arranged between the outer layer (3) and the inner layer (4), the outer side of the outer layer (3) is provided with an anti-oxidation layer (9), the inner side of the inner layer (4) is provided with an isolation layer (10), a leakage liquid catalysis layer (11) is arranged on the inner side of the isolation layer (10), the leakage liquid catalysis layer (11) is sleeved outside the battery core (2), the leakage liquid catalysis layer (11) mainly comprises a wrapping shell (12), a plurality of through holes (13) are arranged on the inner side of the wrapping shell (12), the through hole (13) is communicated with an internal cavity (14), a wrapping layer (15) is arranged inside the cavity (14), and catalyst particles (16) are arranged inside the wrapping layer (15).

2. The novel battery housing of claim 1, wherein: the outer layer (3) is a steel layer.

3. The novel battery housing of claim 1, wherein: the inner layer (4) is an aluminum layer.

4. The novel battery housing of claim 1, wherein: the buffer net layer (8) is formed by weaving fine steel wires.

5. The novel battery housing of claim 1, wherein: the isolation layer (10) is a wood layer.

6. The novel battery housing of claim 1, wherein: the wrapping layer (15) is made of gauze, and the size of the catalyst particles (16) is larger than the size of gauze pores.