CN210467903U

CN210467903U - Sealing mechanism of lithium battery shell

Info

Publication number: CN210467903U
Application number: CN201921433970.5U
Authority: CN
Inventors: 郭祥鑫
Original assignee: Wuxi Famam New Energy Technology Co Ltd
Current assignee: Wuxi Famam New Energy Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-05
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a lithium battery case's sealing mechanism, which comprises an outer shell body, shell body's top is provided with the apron that uses with the shell body cooperation, the bottom fixedly connected with fly leaf of apron, the inner wall of fly leaf and shell body's sliding surface connection, shell body's fixed surface is connected with sealing mechanism, sealing mechanism's inboard runs through to the inside of fly leaf, sealing mechanism includes the fixed plate. The utility model discloses a set up the cooperation of shell body, apron, fly leaf, sealing mechanism, fixed plate, extension spring, movable block, baffle, fixture block and spring and used, solved current shell when packing the lithium cell, can't seal the protection to inside lithium cell, lead to easily losing the branch and get into inside the shell, cause the problem of damage to the lithium cell, this lithium cell housing's sealing mechanism possesses sealed advantage, has improved the practicality of shell.

Description

Sealing mechanism of lithium battery shell

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium battery case's sealing mechanism.

Background

Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries, the lithium ion batteries do not contain metallic lithium and can be charged, the fifth generation products of rechargeable batteries, namely the lithium metal batteries, are produced in 1996, the safety, the specific capacity, the self-discharge rate and the cost performance ratio of the rechargeable batteries are all superior to those of the lithium ion batteries, and due to the high technical requirement limit of the rechargeable batteries, only a few national companies produce the lithium metal batteries at present.

In the process of lithium cell production, need use the shell to pack the lithium cell, but current shell is when packing the lithium cell, can't seal the protection to inside lithium cell, leads to losing easily to divide and gets into inside the shell, causes the damage to the lithium cell, has reduced the practicality of shell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium battery case's sealing mechanism possesses sealed advantage, has solved current shell and when packing the lithium cell, can't seal the protection to inside lithium cell, leads to losing easily to divide and gets into inside the shell, causes the problem of damage to the lithium cell.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium battery case's sealing mechanism, includes housing body, housing body's top is provided with the apron that uses with the housing body cooperation, the bottom fixedly connected with fly leaf of apron, the inner wall of fly leaf and housing body's sliding surface connection, housing body's fixed surface is connected with sealing mechanism, sealing mechanism's inboard runs through to the inside of fly leaf.

Preferably, sealing mechanism includes the fixed plate, the fixed surface of the inner wall fixedly connected with shell body of fixed plate is connected, the activity groove has been seted up on shell body's surface, the top fixedly connected with extension spring of activity inslot wall, the bottom fixedly connected with movable block of extension spring, one side that shell body was kept away from to the movable block extends to the outside fixedly connected with baffle of activity groove, the inner wall of baffle and shell body's inner wall sliding connection, first recess has all been seted up to the both sides of fixed plate, and there is the fixture block inside through first pivot swing joint in the inside of first recess, the outside of fixture block extends to the outside of first recess, the inside of fixture block inboard top runs through to the inside of movable plate, the inboard bottom fixedly connected with spring of fixture block, the inboard bottom of spring and the inner wall fixed connection of first recess.

Preferably, the top fixedly connected with first sealing washer of baffle, the top of first sealing washer and the bottom contact of fly leaf, the top fixedly connected with second sealing washer of fixed plate, the top of second sealing washer and the bottom contact of baffle, the shape of first sealing washer and second sealing washer is the mouth style of calligraphy.

Preferably, the bottom fixedly connected with shock pad of shell body inner wall, the bottom fixedly connected with briquetting of apron, the quantity of activity groove and movable block is four, and four activity grooves and four movable blocks all are the equidistance and distribute, the shape of movable block and activity groove is the T style of calligraphy.

Preferably, the surface of the movable plate is provided with a clamping groove matched with the clamping block for use, the clamping block is L-shaped, the bottom of the cover plate is fixedly connected with a gasket, and the bottom of the gasket is in contact with the top of the shell body.

Preferably, a second groove is formed in the left side of the shell body, a handle is movably connected to the inside of the second groove through a second rotating shaft, and anti-skid grains are fixedly connected to the surface of the handle.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the cooperation of shell body, apron, fly leaf, sealing mechanism, fixed plate, extension spring, movable block, baffle, fixture block and spring and used, solved current shell when packing the lithium cell, can't seal the protection to inside lithium cell, lead to easily losing the branch and get into inside the shell, cause the problem of damage to the lithium cell, this lithium cell housing's sealing mechanism possesses sealed advantage, has improved the practicality of shell.

2. The utility model discloses a setting of first sealing washer, can play sealed effect to the fly leaf, setting through the second sealing washer, can play sealed effect to the baffle, setting through the shock pad, can play absorbing effect to the inside battery of shell body, setting through the briquetting, can play spacing effect to the inside battery of shell body, cooperation through fixture block and draw-in groove is used, can play spacing effect to the fly leaf, setting through the gasket, can reduce the friction of apron and shell body, the life of apron has been prolonged, setting through the handle, can the person of facilitating the use stimulate shell body, setting through anti-skidding line, the phenomenon of skidding appears when can preventing to stimulate the handle.

Drawings

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

FIG. 2 is a left side view of the structure of FIG. 1 in accordance with the present invention;

fig. 3 is a top sectional view of the baffle structure shown in fig. 1 according to the present invention.

In the figure: the sealing device comprises a shell body 1, a cover plate 2, a movable plate 3, a sealing mechanism 4, a fixed plate 41, a tension spring 42, a movable block 43, a baffle 44, a clamping block 45, a spring 46, a first sealing ring 5, a second sealing ring 6, a handle 7, a shock absorption pad 8, a pressing block 9 and a gasket 10.

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. 1-3, a sealing mechanism for a lithium battery case includes a case body 1, a cover plate 2 disposed on a top of the case body 1 and used in cooperation with the case body 1, a movable plate 3 fixedly connected to a bottom of the cover plate 2, an inner wall of the movable plate 3 slidably connected to a surface of the case body 1, a sealing mechanism 4 fixedly connected to the surface of the case body 1, the sealing mechanism 4 including a fixed plate 41, the inner wall of the fixed plate 41 fixedly connected to the surface of the case body 1, a movable groove formed on the surface of the case body 1, a tension spring 42 fixedly connected to a top of the inner wall of the movable groove, a movable block 43 fixedly connected to a bottom of the tension spring 42, a baffle 44 fixedly connected to an outer side of the movable groove and extending from a side of the movable block 43 away from the case body 1, an inner wall of the baffle 44 slidably connected to the inner wall, the inside of the first groove is movably connected with a clamping block 45 through a first rotating shaft, the outside of the clamping block 45 extends to the outside of the first groove, the top of the inside of the clamping block 45 penetrates through the inside of the movable plate 3, the bottom of the inside of the clamping block 45 is fixedly connected with a spring 46, the bottom of the inside of the spring 46 is fixedly connected with the inner wall of the first groove, the inside of the sealing mechanism 4 penetrates through the inside of the movable plate 3, the top of the baffle plate 44 is fixedly connected with a first sealing ring 5, the top of the first sealing ring 5 is contacted with the bottom of the movable plate 3, the top of the fixed plate 41 is fixedly connected with a second sealing ring 6, the top of the second sealing ring 6 is contacted with the bottom of the baffle plate 44, the first sealing ring 5 and the second sealing ring 6 are both in a square shape, the sealing effect on the movable plate 3 can be achieved through the arrangement of the first sealing ring 5, the sealing effect, the bottom of the inner wall of the shell body 1 is fixedly connected with a shock pad 8, the bottom of the cover plate 2 is fixedly connected with a pressing block 9, the number of the movable grooves and the movable blocks 43 is four, the four movable grooves and the four movable blocks 43 are distributed equidistantly, the movable blocks 43 and the movable grooves are both in T-shaped shapes, the shock pad 8 can absorb shock for the battery in the shell body 1, the pressing block 9 can limit the battery in the shell body 1, the surface of the movable plate 3 is provided with a clamping groove matched with the clamping block 45, the clamping block 45 is in L-shaped shape, the bottom of the cover plate 2 is fixedly connected with a gasket 10, the bottom of the gasket 10 is contacted with the top of the shell body 1, the clamping block 45 is matched with the clamping groove, the movable plate 3 can be limited, and the gasket 10 is arranged, can reduce the friction of apron 2 and housing body 1, prolong the life of apron 2, the second recess has been seted up in housing body 1's left side, there is handle 7 inside through second pivot swing joint of second recess, the fixed surface of handle 7 is connected with anti-skidding line, through the setting of handle 11, can the person of facilitating the use stimulate housing body 1, through the setting of anti-skidding line, the phenomenon of skidding appears when can preventing to stimulate handle 11.

When the sealing device is used, a user presses the clamping block 45 inwards to enable the clamping block 45 to rotate around the first rotating shaft, the clamping block 45 is enabled to be separated from the clamping groove, the clamping block 45 rotates to compress the spring 46, then the cover plate 2 is pulled upwards, the cover plate 2 moves upwards to drive the movable plate 3 to move upwards, the movable plate 3 is enabled to be separated from the shell body 1, meanwhile, the resilience force of the tension spring 42 drives the movable block 43 and the baffle 44 to move upwards, at the same time, the shell body 1 can be disassembled, when the sealing device is installed, the user pushes the cover plate 2 downwards, the cover plate 2 moves downwards to drive the movable plate 3 to move downwards, the bottom of the movable plate 3 is enabled to be in contact with the top of the first sealing ring 5, the movable plate 3 moves downwards to drive the baffle 44 and the movable block 43 to move downwards, the top of the second sealing ring 6 is enabled to be in contact with the bottom of the baffle 44, the tension spring 42 is, then the clamping block 45 is released, the resilience force of the spring 46 drives the clamping block 45 to reset, so that the clamping block 45 is clamped in the clamping groove to fix the position of the movable plate 3, and the shell body 1 can be sealed at the moment.

In summary, the following steps: this sealing mechanism of lithium battery shell uses through the cooperation that sets up shell body 1, apron 2, fly leaf 3, sealing mechanism 4, fixed plate 41, extension spring 42, movable block 43, baffle 44, fixture block 45 and spring 46, has solved current shell and when packing the lithium cell, can't seal the protection to inside lithium cell, leads to losing easily that the branch gets into inside the shell, leads to the problem of damage to the lithium cell.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. A sealing mechanism of a lithium battery case includes a case body (1), characterized in that: the top of shell body (1) is provided with apron (2) that uses with shell body (1) cooperation, the bottom fixedly connected with fly leaf (3) of apron (2), the inner wall of fly leaf (3) and the surperficial sliding connection of shell body (1), the fixed surface of shell body (1) is connected with sealing mechanism (4), the inboard of sealing mechanism (4) runs through to the inside of fly leaf (3).

2. The sealing mechanism for a lithium battery case according to claim 1, wherein: the sealing mechanism (4) comprises a fixing plate (41), the inner wall of the fixing plate (41) is fixedly connected with the surface of the shell body (1) in a fixed connection manner, a movable groove is formed in the surface of the shell body (1), a tension spring (42) is fixedly connected to the top of the inner wall of the movable groove, a movable block (43) is fixedly connected to the bottom of the tension spring (42), a baffle (44) is fixedly connected to the outer side of the movable groove, one side, away from the shell body (1), of the movable block (43) extends to the outer side of the movable groove, the inner wall of the baffle (44) is in sliding connection with the inner wall of the shell body (1), first grooves are formed in the two sides of the fixing plate (41), a clamping block (45) is movably connected to the inner portion of the first groove through a first rotating shaft, the outer side of the clamping block (45) extends to the outer side of the first, the bottom of the inner side of the clamping block (45) is fixedly connected with a spring (46), and the bottom of the inner side of the spring (46) is fixedly connected with the inner wall of the first groove.

3. The sealing mechanism for a lithium battery case according to claim 2, wherein: the top fixedly connected with first sealing washer (5) of baffle (44), the top of first sealing washer (5) and the bottom contact of fly leaf (3), the top fixedly connected with second sealing washer (6) of fixed plate (41), the top of second sealing washer (6) and the bottom contact of baffle (44), the shape of first sealing washer (5) and second sealing washer (6) is the mouth style of calligraphy.

4. The sealing mechanism for a lithium battery case according to claim 2, wherein: the bottom fixedly connected with shock pad (8) of shell body (1) inner wall, the bottom fixedly connected with briquetting (9) of apron (2), the quantity of activity groove and movable block (43) is four, and four activity grooves and four movable blocks (43) all are the equidistance and distribute, the shape of movable block (43) and activity groove is the T style of calligraphy.

5. The sealing mechanism for a lithium battery case according to claim 2, wherein: the surface of the movable plate (3) is provided with a clamping groove matched with the clamping block (45) for use, the clamping block (45) is L-shaped, the bottom of the cover plate (2) is fixedly connected with the gasket (10), and the bottom of the gasket (10) is in contact with the top of the shell body (1).

6. The sealing mechanism for a lithium battery case according to claim 1, wherein: the second groove is formed in the left side of the shell body (1), the inside of the second groove is movably connected with a handle (7) through a second rotating shaft, and anti-skid grains are fixedly connected to the surface of the handle (7).