CN218827607U

CN218827607U - Lithium battery pack shell with moisture-proof function

Info

Publication number: CN218827607U
Application number: CN202223095920.5U
Authority: CN
Inventors: 何辉; 陈涛; 董良; 禹江南
Original assignee: Shenzhen Shanhe Power Electronics Co ltd
Current assignee: Shenzhen Shanhe Power Electronics Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-04-07
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a lithium cell group shell with dampproofing function relates to group battery shell technical field. Including dampproofing shell, the inner wall of dampproofing shell sets up the heating panel, the surperficial inboard of heating panel sets up the group battery, the bottom of group battery sets up the negative pole gasket, the bottom of negative pole gasket sets up spring A, the top of group battery sets up the baffle, the top of baffle sets up the cover, the setting up ventilative groove of cover, set up ventilative post in the ventilative groove, ventilative post includes the cylinder, the surperficial upper portion of cylinder sets up the transom, the surface of cylinder sets up the bleeder vent, the bottom fixed connection draw-in groove of cylinder, the bottom of draw-in groove sets up spring B, the upper surface central point of cover puts and sets up dampproofing box, the side bottom fixed connection fixed screw of cover. The device improves the moisture-proof capacity of the battery pack and strengthens the working effect of the battery pack.

Description

Lithium battery pack shell with moisture-proof function

Technical Field

The utility model relates to a battery pack shell technical field specifically is a lithium cell pack shell with dampproofing function.

Background

The lithium cell has used each field as modern novel battery, and the battery of old version is compared to the lithium cell, has better energy storage and longer life, is the first choice of the industry of most application battery field, and when the lithium cell was deposited and is used, the lithium cell need possess a shell that can completely cut off most adverse circumstances, supplementary lithium cell's use.

The shell of present lithium cell, most normal use in order to guarantee the lithium cell can have the cooling system to help the lithium cell to use in internally mounted, and the use of lithium cell can bring moist effect for the inside of lithium cell in general moist weather, and moist service environment can bring a lot of adverse reactions for the lithium cell, leads to the unable normal work to the lithium cell if the short circuit, still can arouse reactions such as the explosion of lithium cell under the abominable condition.

In the prior art, a shell of a lithium battery is usually in a closed state, but a humid working environment and a heat dissipation device inside the shell can cause the humid state inside the shell, so that the lithium battery is in an environment which is not beneficial to working.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lithium cell group shell with dampproofing function has solved the problem that above-mentioned background art mentioned.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a lithium cell group shell with dampproofing function, includes dampproofing shell, the inner wall of dampproofing shell sets up the heating panel, the surperficial inboard of heating panel sets up the group battery, the bottom of group battery sets up the negative pole gasket, the bottom of negative pole gasket sets up spring A, the top of group battery sets up the baffle, the top of baffle sets up the cover, the setting ventilative groove of cover, set up ventilative post in the ventilative groove, ventilative post includes the cylinder, the surperficial upper portion of cylinder sets up the transom, the surface of cylinder sets up the bleeder vent, the bottom of cylinder sets up the spacing groove, the bottom fixed connection draw-in groove of cylinder, the bottom of draw-in groove sets up spring B, the upper surface central point of cover puts and sets up dampproofing box, dampproofing box includes the box body, the top of box body sets up the pull lid, and the left side of lid sets up the stopper, the surface of box body sets up dampproofing hole, the internal surface of box body sets up the filter screen, the side bottom fixed connection fixed screw of cover.

Preferably, the bottom of the wall of the ventilation groove is rhombic, and the wall of the ventilation groove can be matched with the clamping groove.

Preferably, the number of the air-permeable columns is six, and the six air-permeable columns are regularly distributed on the surface of the machine cover in a rectangular shape.

Preferably, the limiting groove is a groove in the bottom of the column body, and the limiting groove is annularly arranged in the bottom of the column body.

Preferably, the whole clamping groove is in a convex annular shape, and the convex block of the clamping groove is in a diamond shape and is suitable for the ventilation groove.

Preferably, the drawing box cover is irregular, and the cover body of the drawing box cover is positioned inside the bottom of the cover.

(III) advantageous effects

The utility model provides a lithium cell group shell with dampproofing function, it possesses following beneficial effect:

(1) This lithium cell group shell with dampproofing function when using, through the closing and opening of ventilative post, ventilative window and the bleeder vent on post surface of breathing freely can change in turn to the air current of inside, make inside reach and eliminate moist effect, when the environment is too moist, can put into the dampproofing agent at the dampproofing box at top and assist dampproofing effect, improve the operational environment of lithium cell, improve the work efficiency of lithium cell.

(2) This lithium cell group shell with dampproofing function when using, when ventilative post is opened, can improve the radiating effect to the lithium cell, improves the life of lithium cell.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic sectional view of the ventilating column of the present invention;

FIG. 4 is a front view of the ventilating column of the present invention;

fig. 5 is the schematic view of the sectional structure of the moisture-proof box of the present invention.

In the figure: 1. a moisture-proof housing; 2. a machine cover; 3. a heat dissipation plate; 4. a battery pack; 5. a negative electrode pad; 6. a spring A; 7. a partition plate; 8. a ventilation groove; 9. a gas permeable column; 91. a cylinder; 92. a ventilation window; 93. a limiting groove; 94. air holes are formed; 95. a card slot; 96. a spring B; 10. a moisture-proof box; 101. a box body; 102. drawing the box cover; 103. a limiting block; 104. moisture-proof holes; 105. filtering with a screen; 11. and (7) fixing the screw.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a lithium battery pack case with dampproofing function, including dampproofing shell 1, dampproofing shell 1 can play the dampproofing effect to battery pack 4, the inner wall of dampproofing shell 1 sets up heating panel 3, and heating panel 3 can play the radiating effect to heating panel 3, and heating panel 3 laminates both sides of battery pack 4, the surface inboard of heating panel 3 sets up battery pack 4, and battery pack 4 is the main power energy, the bottom of battery pack 4 sets up negative pole gasket 5, and negative pole gasket 5 can make battery pack 4 release the energy, the bottom of negative pole gasket 5 sets up spring A6, and spring A6 is the buffer spring of battery pack 4, the top of battery pack 4 sets up baffle 7, and baffle 7 can separate battery pack 4, protects battery pack 4 and external contact, the top of baffle 7 sets up cover 2, and cover 2 is the closed shell of dampproofing shell 1, the whole cover 2 is of an inner buckle type, the cover 2 is provided with the ventilating grooves 8, the ventilating grooves 8 are groove holes for placing the ventilating columns 9, the bottoms of the groove walls of the ventilating grooves 8 are in a diamond shape, the groove walls of the ventilating grooves 8 can be matched with the clamping grooves 95, the ventilating columns 9 are arranged in the ventilating grooves 8, the ventilating columns 9 are ventilating equipment of the cover 2, the efficiency of internal air circulation is improved, the number of the ventilating columns 9 is six, the six ventilating columns 9 are regularly distributed on the surface of the cover 2 in a rectangular shape, the ventilating columns 9 improve elimination of a damp environment in a shell of the battery pack 4, the heat dissipation effect of the battery pack 4 is improved, the working effect of the battery pack 4 is improved, the ventilating columns 9 comprise columns 91, the columns 91 are main bodies of the ventilating columns 9, the ventilating windows 92 are arranged above the surface of the columns 91, the ventilating windows 92 are large holes above the surface of the columns 91, the surface of the cylinder 91 is provided with a vent hole 94, the vent hole 94 is a smaller hole on the outer surface of the cylinder 91, the bottom of the cylinder 91 is provided with a limit groove 93, the limit groove 93 is a groove part of a connecting groove 95 at the bottom of the cylinder 91, the limit groove 93 is a groove at the bottom of the cylinder 91, the limit groove 93 is annularly arranged at the bottom of the cylinder 91, the bottom of the cylinder 91 is fixedly connected with the connecting groove 95, the clamping groove 95 can control the cylinder 91 to stretch up and down, the whole clamping groove 95 is convexly annular, a raised block of the clamping groove 95 is rhombic and is suitable for the ventilating groove 8, the bottom of the clamping groove 95 is provided with a spring B96, the spring B96 can push out the cylinder 91 and is a main device of the ventilating column 9, the center of the upper surface of the cover 2 is provided with a moisture-proof box 10, the moisture-proof box 10 is more humid for the environment, the inside of the battery pack 4 can not achieve good self moisture-proof effect, and a moisture-proof agent can be put in, carry out the dampproofing effect of big dynamics to its inside, dampproofing box 10 is wholly the cuboid, and when operational environment is too moist, dampproofing box 10 can strengthen the damp effect that removes to the group battery, dampproofing box 10 includes box body 101, and box body 101 is the owner's carrier of dampproof agent, the top of box body 101 sets up pull lid 102, and pull lid 102 is the closing cap of box body 101, and pull lid 102 is irregular body, and the lid body of pull lid 102 is in the inside of cover 2 bottom, and the left side of pull lid 102 sets up stopper 103, and stopper 103 is stopper 103 of pull lid 102, the surface of box body 101 sets up dampproofing hole 104, and dampproofing hole 104 can spread its dampproofing effect, the internal surface of box body 101 sets up filter screen 105, and filter screen 105 can net the dampproof agent that removes, the side bottom fixed connection fixed screw 11 of cover 2, and fixed screw 11 is the fixed point of cover 2, the cover 2 and the moisture-proof housing 1 are fixedly connected together by fixing screws 11 from both sides of the cover 2.

During the use, when the operational environment of group battery 4 is too moist, can press ventilative post 9, bounce behind the knob, ventilative window 92 of ventilative post 9 surface upside can take a breath to the inside and remove the tide, can also optimize the radiating effect to group battery 4, when ventilative post 9 can't accomplish to the work of group battery 4 and remove the tide effect, open 2 top central points of cover and put dampproofing box 10, pour into the dampproof agent, can promote the dehumidification effect to group battery 4 operational environment, keep dry normal operational environment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium cell group shell with dampproofing function, includes dampproofing shell (1), its characterized in that: the inner wall of the dampproof shell (1) is provided with a heating panel (3), the surface inner side of the heating panel (3) is provided with a battery pack (4), the bottom of the battery pack (4) is provided with a negative electrode gasket (5), the bottom of the negative electrode gasket (5) is provided with a spring A (6), the top of the battery pack (4) is provided with a partition plate (7), the top of the partition plate (7) is provided with a cover (2), the cover (2) is provided with a ventilation groove (8), a ventilation column (9) is arranged in the ventilation groove (8), the ventilation column (9) comprises a cylinder (91), the upper surface of the cylinder (91) is provided with a ventilation window (92), the surface of the cylinder (91) is provided with a ventilation hole (94), the bottom of the cylinder (91) is provided with a limiting groove (93), the bottom of the cylinder (91) is fixedly connected with a clamping groove (95), the bottom of the clamping groove (95) is provided with a spring B (96), the center position of the upper surface of the cover (2) is provided with a box (10), the dampproof box (10) comprises a box body (101), the top of the drawing box body (101), the drawing box body (102) is provided with a drawing hole (102), and the left side of the box cover (104) is provided with a limiting block (104), the internal surface of box body (101) sets up filter screen (105), side bottom fixed connection set screw (11) of cover (2).

2. The lithium battery pack case with the moisture-proof function according to claim 1, wherein: the bottom of the wall of the ventilating groove (8) is rhombic, and the wall of the ventilating groove (8) can be matched with the clamping groove (95).

3. The lithium battery pack case with the moisture-proof function according to claim 1, wherein: the number of the air-permeable columns (9) is six, and the six air-permeable columns (9) are regularly distributed on the surface of the cover (2) in a rectangular shape.

4. The lithium battery pack case with the moisture-proof function according to claim 1, wherein: the limiting groove (93) is a groove in the bottom of the column body (91), and the limiting groove (93) is annularly arranged at the bottom of the column body (91).

5. The lithium battery pack shell with the moisture-proof function as claimed in claim 1, wherein: the whole clamping groove (95) is in a convex annular shape, and the convex blocks of the clamping groove (95) are in a diamond shape and are matched with the ventilation groove (8).

6. The lithium battery pack case with the moisture-proof function according to claim 1, wherein: the drawing box cover (102) is irregular, and the cover body of the drawing box cover (102) is positioned inside the bottom of the machine cover (2).