CN212676354U

CN212676354U - Lithium battery protection shell with auxiliary heat dissipation structure

Info

Publication number: CN212676354U
Application number: CN202021811255.3U
Authority: CN
Inventors: 蹇印军; 文华
Original assignee: Hubei Runye New Energy Co Ltd
Current assignee: Hubei Runye New Energy Co Ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-03-09
Anticipated expiration: 2030-08-26

Abstract

Lithium cell protective housing with supplementary heat radiation structure, which comprises a housin, the top of casing be equipped with the top cap, the bottom of casing is equipped with the base, is equipped with the ventilation net on the casing, is equipped with the connector on the top cap, is equipped with the fixed knot who the heat radiation structure that the symmetry set up and symmetry set up in the casing and constructs, is equipped with a plurality of air vents on the base. By adopting the structure, the ventilation is matched by adopting a plurality of groups of heat dissipation structures, the air fluidity is improved, and the probability of safety problems under the high-temperature condition is greatly reduced; the lithium battery has the advantages that the heat dissipation is efficient, a good working environment is guaranteed for the lithium battery, and the charging and discharging efficiency is greatly improved; the whole device is reasonable in structure, convenient to install and operate, convenient to use and high in practicability.

Description

Lithium battery protection shell with auxiliary heat dissipation structure

Technical Field

The utility model relates to a battery product technical field, especially have supplementary heat radiation structure's lithium cell protective housing.

Background

Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. Due to its own high technical requirement limits, only a few countries of companies are producing such lithium metal batteries.

Although lithium batteries have become the mainstream with the development of scientific technology, the existing lithium batteries still have many safety hazards, for example, when the lithium batteries are short-circuited, the electrolyte is oxidized and decomposed to promote generation of a large amount of gas and release of a large amount of heat, so that the internal pressure and the temperature of the batteries are sharply increased, and the safety hazards of explosion, combustion and the like exist. Similarly, the lithium battery needs a proper temperature for normal and efficient operation, and the charging and discharging operation of the lithium battery is greatly influenced under the condition of overhigh temperature.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a lithium battery protection shell with an auxiliary heat dissipation structure, adopting a plurality of groups of heat dissipation structures to cooperate with ventilation, improving the air fluidity and greatly reducing the probability of safety problems under the high temperature condition; the lithium battery has the advantages that the heat dissipation is efficient, a good working environment is guaranteed for the lithium battery, and the charging and discharging efficiency is greatly improved; the whole device is reasonable in structure, convenient to install and operate, convenient to use and high in practicability.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: lithium cell protective housing with supplementary heat radiation structure, which comprises a housin, the top of casing be equipped with the top cap, the bottom of casing is equipped with the base, is equipped with the ventilation net on the casing, is equipped with the connector on the top cap, is equipped with the fixed knot who the heat radiation structure that the symmetry set up and symmetry set up in the casing and constructs, is equipped with a plurality of air vents on the base.

In a preferred scheme, the base is provided with a mounting groove.

In a preferred scheme, the heat dissipation structure comprises a limiting plate, and a plurality of air-vent grids and a plurality of groups of first cooling fins are arranged on the limiting plate.

In the preferred scheme, the fixed structure comprises a fixed plate, the fixed plate is connected with the inner wall of the shell through a plurality of telescopic rods, springs are sleeved on the telescopic rods, and two ends of each spring are respectively connected with the fixed plate and the shell.

In the preferred scheme, the fixing plate is provided with a heat conducting plate, and the heat conducting plate is provided with a plurality of second radiating fins.

In a preferable scheme, an arc-shaped plate is arranged at the top of the fixing plate.

In a preferred scheme, the top of the fixing plate is provided with a clamping plate.

In a preferred embodiment, the plurality of ventilation holes are located right below the first heat sink and the second heat sink.

The utility model provides a lithium cell protective housing with supplementary heat radiation structure through adopting above-mentioned structure, has following beneficial effect:

(1) the ventilation is matched by adopting a plurality of groups of heat dissipation structures, so that the air fluidity is improved, and the probability of safety problems under the high-temperature condition is greatly reduced;

(2) the lithium battery has the advantages that the heat dissipation is efficient, a good working environment is guaranteed for the lithium battery, and the charging and discharging efficiency is greatly improved;

(3) the whole device is reasonable in structure, convenient to install and operate, convenient to use and high in practicability.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the housing of the present invention.

Fig. 4 is a schematic view of the base structure of the present invention.

Fig. 5 is a schematic view of the heat dissipation structure of the present invention.

Fig. 6 is a schematic view of the fixing structure of the present invention.

Fig. 7 is a schematic view of the fixing structure of the present invention.

In the figure: casing 1, top cap 2, ventilation net 3, connector 4, base 5, air vent 6, heat radiation structure 7, fixed knot constructs 8, mounting groove 9, limiting plate 10, ventilation grid 11, first fin 12, fixed plate 13, heat-conducting plate 14, arc 15, cardboard 16, telescopic link 17, spring 18, second fin 19.

Detailed Description

As in fig. 1, lithium battery protection shell with auxiliary heat radiation structure, including casing 1, the top of casing 1 be equipped with top cap 2, the bottom of casing 1 is equipped with base 5, is equipped with ventilation net 3 on casing 1, is equipped with connector 4 on top cap 2, is equipped with heat radiation structure 7 and the fixed knot who sets up of symmetry that symmetry set up in the casing 1 and constructs 8, is equipped with a plurality of air vents 6 on the base 5.

In a preferred scheme, the base 5 is provided with a mounting groove 9. The battery is convenient to install and place, and the practicability is high.

In a preferred embodiment, the heat dissipation structure 7 includes a limiting plate 10, and the limiting plate 10 is provided with a plurality of air-vent grids 11 and a plurality of groups of first heat dissipation fins 12. The radiating fins are used for radiating heat and matched with air circulation, so that the radiating effect is improved.

In a preferred scheme, the fixing structure 8 comprises a fixing plate 13, the fixing plate 13 is connected with the inner wall of the shell 1 through a plurality of telescopic rods 17, springs 18 are sleeved on the telescopic rods 17, and two ends of each spring 18 are respectively connected with the fixing plate 13 and the shell 1. The battery is convenient to install and fix, and the practicability is strong.

In a preferred embodiment, the fixing plate 13 is provided with a heat conducting plate 14, and the heat conducting plate 14 is provided with a plurality of second heat dissipating fins 19. Promote the radiating effect, the practicality is strong.

In a preferred scheme, an arc-shaped plate 15 is arranged at the top of the fixing plate 13. The battery is convenient to install and fix, and the practicability is strong.

In a preferred scheme, a clamping plate 16 is arranged at the top of the fixing plate 13. The battery is convenient to install and fix, and the practicability is strong.

In a preferred embodiment, the plurality of ventilation holes 6 are located right below the first heat sink 12 and the second heat sink 19. The air circulation is increased corresponding to the heat dissipation position, and the heat dissipation effect is improved.

The utility model discloses a use method does: when the solar battery is used, the top cover 2 is opened, the battery is placed in the symmetrically arranged heat dissipation structures 7 and the symmetrically arranged fixing structures 8, the battery is placed in the shell 1 by squeezing the fixing plate 13 through the arc-shaped plate 15, the battery is tightly pushed by the elastic force of the telescopic rod 17 and the spring 18 so as to be fixed, and finally the top cover 2 is covered;

when the heat dissipation is carried out in use, the heat of the battery is dissipated through the first heat dissipation piece 12, the heat conduction plate 14 and the second heat dissipation piece 19, and the air circulates through the vent holes 6 and the ventilation net 3 to drive the heat on the first heat dissipation piece 12 and the second heat dissipation piece 19, so that the heat exchange heat dissipation is accelerated.

The utility model has the advantages that: the ventilation is matched by adopting a plurality of groups of heat dissipation structures, so that the air fluidity is improved, and the probability of safety problems under the high-temperature condition is greatly reduced; the lithium battery has the advantages that the heat dissipation is efficient, a good working environment is guaranteed for the lithium battery, and the charging and discharging efficiency is greatly improved; the whole device is reasonable in structure, convenient to install and operate, convenient to use and high in practicability.

Claims

1. Lithium cell protective housing with supplementary heat radiation structure, including casing (1), its characterized in that: the top of casing (1) be equipped with top cap (2), the bottom of casing (1) is equipped with base (5), is equipped with ventilation net (3) on casing (1), is equipped with connector (4) on top cap (2), is equipped with heat radiation structure (7) that the symmetry set up and fixed knot structure (8) that the symmetry set up in casing (1), is equipped with a plurality of air vents (6) on base (5).

2. The lithium battery protection case with auxiliary heat dissipation structure of claim 1, wherein: the base (5) is provided with a mounting groove (9).

3. The lithium battery protection case with auxiliary heat dissipation structure of claim 1, wherein: the heat dissipation structure (7) comprises a limiting plate (10), wherein a plurality of air grids (11) and a plurality of groups of first cooling fins (12) are arranged on the limiting plate (10).

4. The lithium battery protection case with auxiliary heat dissipation structure of claim 1, wherein: fixed knot construct (8) including fixed plate (13), fixed plate (13) are connected with the inner wall of casing (1) through a plurality of telescopic link (17), the cover has spring (18) on telescopic link (17), the both ends of spring (18) are connected with fixed plate (13) and casing (1) respectively.

5. The lithium battery protection case with the auxiliary heat dissipation structure according to claim 4, wherein: the fixing plate (13) is provided with a heat conducting plate (14), and the heat conducting plate (14) is provided with a plurality of second radiating fins (19).

6. The lithium battery protection case with the auxiliary heat dissipation structure according to claim 4, wherein: the top of the fixed plate (13) is provided with an arc-shaped plate (15).

7. The lithium battery protection case with the auxiliary heat dissipation structure according to claim 4, wherein: the top of the fixed plate (13) is provided with a clamping plate (16).

8. The lithium battery protection case with auxiliary heat dissipation structure of claim 1, wherein: the plurality of vent holes (6) are positioned right below the first radiating fin (12) and the second radiating fin (19).