CN219086134U - Dampproofing structure of lithium cell shell - Google Patents

Abstract

The utility model discloses a moistureproof structure of a lithium battery shell, which comprises a shell and a movable cover, wherein a limit box is arranged in the shell, one end of the limit box is provided with a protection pad, the protection pad is made of waterproof silica gel, one end of the limit box, which is far away from the protection pad, is fixedly connected to the inner wall of the shell, a plurality of springs are arranged in the limit box, the top end and the bottom end of each spring are fixedly connected to the inner wall of the limit box, one end of the limit box is provided with a supporting seat, one side of the supporting seat is provided with a limit mechanism, one side of the shell is provided with a ventilation mechanism, and both sides of the shell are provided with drain pipes, so that the utility model achieves the beneficial effects that: the sealing gasket on the movable cover can prevent water from entering the joint of the shell and the movable cover, so that the primary waterproof effect is achieved, the bottom of the shell is concave at two sides of the middle bulge, and the drain pipe is arranged, so that water entering the shell can be discharged, and the phenomenon of water deposition can not occur.

Description

Dampproofing structure of lithium cell shell

Technical Field

The utility model relates to a lithium battery, in particular to a moistureproof structure of a lithium battery shell, and belongs to the technical field of moistureproof of lithium batteries.

Background

Lithium batteries are generally classified into two types, including batteries using a nonaqueous electrolyte solution, which are made of lithium metal or a lithium alloy as a negative electrode material: the lithium metal battery and the lithium ion battery have very high requirements on environment due to the very living waves of the chemical characteristics of lithium metal, so that a dampproof structure of a lithium battery shell is needed, and the phenomenon of circuit short circuit caused by water inflow or influence of moisture in the lithium battery is avoided.

However, the existing dampproof structure of the lithium battery shell is not ideal in dampproof effect, has higher requirements on the use environment, cannot achieve the radiating effect, and cannot avoid road section jolt in the transportation process, so that collision phenomenon occurs, and a device capable of effectively fixing a lithium battery body is lacked.

Disclosure of Invention

The utility model provides a dampproof structure of a lithium battery shell, which solves the problems that the existing dampproof structure of the lithium battery shell does not have the effect of dampproof and radiating at the same time, and a fixing device can be adjusted according to the sizes of different lithium batteries so as to use the lithium batteries with various specifications.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model discloses a moistureproof structure of a lithium battery shell, which comprises a shell and a movable cover, wherein a limit box is arranged in the shell, one end of the limit box is provided with a protection pad, the protection pad is made of waterproof silica gel, one end of the limit box, which is far away from the protection pad, is fixedly connected to the inner wall of the shell, a plurality of springs are arranged in the limit box, the top end and the bottom end of each spring are fixedly connected to the inner wall of the limit box, one end of the limit box is provided with a supporting seat, one side of the supporting seat is provided with a limit mechanism, one side of the shell is provided with a ventilation mechanism, two sides of the shell are provided with drain pipes, the drain pipes penetrate through the shell and extend into the shell, the movable cover is rotatably connected with the shell, and the movable cover is provided with a sealing pad.

As a preferable technical scheme of the utility model, the limit mechanism comprises a threaded rod, one end of the threaded rod is fixedly connected with a connecting rod, the connecting rod penetrates through the shell and is fixedly connected with a handle, one end of the threaded rod far away from the handle is rotatably connected to the inner wall of the shell, a sliding rod is arranged opposite to the threaded rod, both ends of the sliding rod are fixedly connected to the inner wall of the shell, sliding blocks are arranged on the threaded rod and the sliding rod, the sliding rod is in threaded connection with the sliding blocks, a fixing piece is arranged between the threaded rod and the sliding blocks, and the fixing piece is fixedly connected to the two sliding blocks.

As a preferable technical scheme of the utility model, the ventilation mechanism comprises a ventilation pipe at one side of the shell, a fan is arranged in the ventilation pipe, the ventilation pipe penetrates through the shell and extends into the ventilation pipe, two air inlets are symmetrically arranged at one side of the shell, far away from the ventilation pipe, of the ventilation pipe, and the two air inlets penetrate through the shell and extend into the ventilation pipe.

As a preferable technical scheme of the utility model, a filter screen and an activated carbon bin are arranged in the air inlet.

As a preferable technical scheme of the utility model, the bottom of the shell is provided with a middle bulge and two concave sides, and the supporting seat is fixedly connected to the bulge.

Compared with the prior art, the utility model has the beneficial effects that: the sealing gasket on the movable cover can avoid the junction of casing and movable cover to advance water, and then reach preliminary waterproof effect, protruding both sides are sunken in the middle of the bottom of casing, be equipped with the drain pipe moreover, thereby can be with getting into the inside water discharge of casing, can not take place the phenomenon that the water deposit appears, ventilation mechanism can reach when getting rid of the inside moist air of casing, also can reach radiating effect, spacing box and fixed establishment, two can reach the effect fixed with the lithium cell through the cooperation, thereby can adjust stop gear's size according to the lithium cell of equidimension not, the lithium cell of multiple different specification sizes of adaptable is equipped with the rubber protection pad on the spacing box moreover, the inside of spacing box is equipped with a plurality of springs simultaneously, thereby play the effect of buffering, avoid taking place jolting in the transportation, and lead to the inside collision of lithium cell and casing, and lead to the phenomenon of damage.

Drawings

FIG. 1 is a schematic top view of the present utility model;

FIG. 2 is a schematic view of the structure of the shell and drain pipe of the present utility model;

FIG. 3 is a schematic view of the internal structure of the air inlet of the present utility model;

fig. 4 is a schematic view of the internal structure of the limit box according to the present utility model.

In the figure: 1. a housing; 2. a slide bar; 3. a ventilation pipe; 4. a slide block; 5. a fixing member; 6. a support base; 7. a handle; 8. a drain pipe; 9. an air inlet; 10. a limit box; 11. a spring; 12. a movable cover; 13. a threaded rod; 14. a ventilation mechanism; 15. and a limiting mechanism.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the moistureproof structure of a lithium battery shell of the present utility model comprises a housing 1 and a movable cover 12, wherein a limit box 10 is provided in the housing 1, a protection pad is provided at one end of the limit box 10, the protection pad is made of waterproof silica gel, one end of the limit box 10 far away from the protection pad is fixedly connected to the inner wall of the housing 1, a plurality of springs 11 are provided in the limit box 10, the top and bottom ends of each spring 11 are fixedly connected to the inner wall of the limit box 10, a supporting seat 6 is provided at one end of the limit box 10, a limit mechanism 15 is provided at one side of the supporting seat 6, a ventilation mechanism 14 is provided at one side of the housing 1, drain pipes 8 are provided at both sides of the housing 1, the drain pipes 8 penetrate through the housing 1 and extend into the housing 1, the movable cover 12 is rotatably connected to the housing 1, and a sealing pad is provided on the movable cover 12.

The stop gear 15 includes threaded rod 13, the one end fixedly connected with connecting rod of threaded rod 13, and the connecting rod runs through casing 1 and fixedly connected with handle 7, the one end that handle 7 was kept away from to threaded rod 13 rotates to be connected on the inner wall of casing 1, be equipped with slide bar 2 relatively with threaded rod 13, the equal fixed connection in both ends of slide bar 2 is on the inner wall of casing 1, all be equipped with slider 4 on threaded rod 13 and the slide bar 2, threaded connection has slider 4 on the threaded rod 13, sliding connection has slider 4 on the slide bar 2, be equipped with mounting 5 between threaded rod 13 and the slider 4, mounting 5 fixed connection is on two sliders 4, ventilation mechanism 14 includes ventilation pipe 3 in casing 1 one side, the inside of ventilation pipe 3 is equipped with the fan, ventilation pipe 3 runs through casing 1, and extend to its inside, one side symmetry that casing 1 kept away from ventilation pipe 3 is equipped with two air intakes 9, two air intakes 9 all run through casing 1 and extend to its inside, the inside of air intake 9 is equipped with filter screen and active carbon storehouse, the bottom of casing 1 is middle arch both sides are sunken, supporting seat 6 fixed connection is on the arch.

Specifically, when the lithium battery is used, firstly, the lithium battery is placed on the supporting seat 6, then the handle 7 is rotated, the threaded rod 13 can be rotated, the fixing piece 5 connected with the sliding block 4 is driven to move on the threaded rod 13, the lithium battery can be pushed to the position of the limit box 10 through the adjusting fixing piece 5 due to the fixed connection of the sliding block 4 on the fixing piece 5 and the sliding rod 2, lithium batteries with different specifications can be fixed, the plurality of springs 11 are arranged in the position of the limit box 10, the effect of limiting and fixing is achieved, meanwhile, the buffer effect is achieved, the sealing gasket is arranged on the movable cover 12, when the movable cover 12 is closed, the waterproof effect is achieved on the connecting part of the movable cover 12 and the shell 1, so that water is prevented from entering the inside of the shell 1, the primary waterproof vent pipe is achieved, if the water enters the inside of the shell 1, rainwater can be discharged through the drain pipe 8 along the concave part, the effect of the drain pipe is achieved, at the moment, the fan in the 3 can be opened, the outside air can enter the shell 1 through 9, the air can be discharged through the position of the shell 1, the air inlet is prevented from being influenced by the air inlet, the air inlet is prevented from being damaged by the air inlet, and the air inlet is prevented from being influenced by the air inlet 1, and the air inlet is not being influenced by the air inlet 1, and the air inlet is high temperature, and the air inlet is prevented from being influenced by the air inlet 1.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims (5)

1. The utility model provides a dampproofing structure of lithium cell shell, its characterized in that, including casing (1) and movable cover (12), the inside of casing (1) is equipped with spacing box (10), the one end of spacing box (10) is equipped with the protection pad, and the protection pad is waterproof silica gel material, the one end fixed connection of protection pad is kept away from to spacing box (10) is on the inner wall of casing (1), the inside of spacing box (10) is equipped with a plurality of springs (11), every the equal fixed connection in top and the bottom of spring (11) is on the inner wall of spacing box (10), the one end of spacing box (10) is equipped with supporting seat (6), one side of supporting seat (6) is equipped with stop gear (15), one side of casing (1) is equipped with ventilation mechanism (14), the both sides of casing (1) all are equipped with drain pipe (8), drain pipe (8) run through casing (1) and extend to in, movable cover (12) are rotated with casing (1) and are connected, be equipped with sealed the pad on the movable cover (12).

2. The dampproofing structure of lithium cell shell according to claim 1, characterized in that, stop gear (15) includes threaded rod (13), the one end fixedly connected with connecting rod of threaded rod (13), and the connecting rod runs through casing (1) and fixedly connected with handle (7), the one end that handle (7) was kept away from to threaded rod (13) rotates to be connected on the inner wall of casing (1), with threaded rod (13) is equipped with slide bar (2) relatively, the equal fixed connection in both ends of slide bar (2) is on the inner wall of casing (1), all be equipped with slider (4) on threaded rod (13) and slide bar (2), threaded connection has slider (4) on threaded rod (13), sliding connection has slider (4) on slide bar (2), be equipped with mounting (5) between threaded rod (13) and slider (4), mounting (5) fixed connection is on two sliders (4).

3. The dampproof structure of a lithium battery case according to claim 1, wherein the ventilation mechanism (14) comprises a ventilation pipe (3) at one side of the case (1), a fan is arranged in the ventilation pipe (3), the ventilation pipe (3) penetrates through the case (1) and extends into the case, two air inlets (9) are symmetrically arranged at one side of the case (1) far away from the ventilation pipe (3), and the two air inlets (9) penetrate through the case (1) and extend into the case.

4. A moisture-proof structure of a lithium battery case according to claim 3, characterized in that the interior of the air inlet (9) is provided with a filter screen and an activated carbon bin.

5. The dampproof structure of a lithium battery shell according to claim 1, wherein the bottom of the shell (1) is provided with a middle bulge and two concave sides, and the supporting seat (6) is fixedly connected to the bulge.

Images