CN220585379U

CN220585379U - Lithium battery shell convenient to dismouting

Info

Publication number: CN220585379U
Application number: CN202321985986.3U
Authority: CN
Inventors: 王珊珊; 毛小波
Original assignee: Hubei Baowo New Energy Technology Co ltd
Current assignee: Hubei Baowo New Energy Technology Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-03-12
Anticipated expiration: 2033-07-27

Abstract

The utility model relates to the technical field of lithium battery shells and discloses a lithium battery shell convenient to disassemble and assemble, which comprises a shell and a cover plate, wherein bosses are uniformly formed at corners of the periphery of the inner side of the shell, the top of each boss is rotationally connected with a rotating shaft, a limiting block is arranged at the top end of each rotating shaft, and anti-slip rubber gaskets are compositely adhered at two ends of the lower surface of each limiting block. This lithium battery case convenient to dismouting passes through the through-hole and leads to the groove through pivot and stopper, makes the stopper enter into the inboard of constant head tank, then makes its cooperation boss rotate through the stopper rotation pivot, when the stopper rotates to the position department mutually perpendicular with the radial position of leading to the groove top mouth at the through-hole, utilize after the anti-skidding cushion that stopper lower surface tip department set up and the anti-skidding dogtooth looks butt that constant head tank diapire department set up to accomplish the assembly between apron and the casing, during the dismantlement, only need rotate the stopper, make it and lead to the groove corresponding, can pull down the apron, the convenience of dismouting ten minutes.

Description

Lithium battery shell convenient to dismouting

Technical Field

The utility model relates to the technical field of lithium battery shells, in particular to a lithium battery shell convenient to disassemble and assemble.

Background

Lithium batteries can be broadly divided into two categories: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The lithium metal battery of the fifth generation product of the rechargeable battery is born in 1996, and the safety, the specific capacity, the self-discharge rate and the cost performance ratio of the lithium metal battery are all superior to those of the lithium ion battery. Due to its own high technical requirements, only a few countries' companies are producing such lithium metal batteries. In the use process of the existing lithium battery, the existing lithium battery is easily affected by temperature in summer, so that the service life of the lithium battery is reduced, and even explosion of the lithium battery can occur due to high temperature.

The utility model discloses a novel long-service-life lithium battery structure (an authorized bulletin number is CN 216529172U) disclosed by a patent net, and belongs to the technical field of lithium batteries. This novel long service life's lithium battery structure includes lithium battery pack and first casing, and lithium battery pack includes anodal wiring board, lithium cell group and negative pole wiring board again, and lithium cell group electric connection has anodal wiring board and negative pole wiring board respectively, is provided with the dismouting mechanism of being convenient for that has the inserted bar on anodal wiring board and the negative pole wiring board, and high temperature heat dissipation mechanism has been installed to one side of first casing. According to the utility model, when the high temperature in the shell is sensed by the arranged high temperature radiating mechanism through the arranged temperature controller, the ventilation fan can be controlled to blow hot air in the shell to the outside in time, so that the radiating advantage is achieved, and the service life of the lithium battery is prolonged; in the utility model, the mechanism is convenient to assemble and disassemble, and the U-shaped self-propelled inserted rod, the inserted rod and the slot are arranged

And the lithium battery protection shell is convenient to quickly disassemble and assemble.

With respect to the above description, the applicant believes that the following problems exist:

in the use process, the lithium battery pack is mounted in the first shell and the second shell, the top parts of the first shell and the second shell are provided with the upper covers, a screw fixing mode is usually adopted between the upper covers and the shells, and after long-time use and when the lithium battery pack is disassembled, the screws rust and are inconvenient for disassembling the shells and the upper covers, so that the lithium battery on the inner side of the shells is inconvenient to overhaul, and therefore, the lithium battery shell convenient to disassemble needs to be improved to solve the problems.

Disclosure of Invention

The utility model aims to provide a lithium battery shell which is convenient to disassemble and assemble so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a lithium battery shell convenient to disassemble and assemble comprises a shell body and a cover plate;

the inner side of the shell is uniformly and integrally formed with bosses at the corners, the tops of the bosses are rotatably connected with rotating shafts, limiting blocks are arranged at the top ends of the rotating shafts, and anti-slip rubber mats are compositely bonded at the two ends of the lower surface of each limiting block;

the through hole corresponding to the rotating shaft is formed in the edge of the surface of the cover plate, through grooves are symmetrically formed in the axial edge of the through hole, the through grooves are in clearance fit with the limiting blocks, positioning grooves are formed in the top opening of the through hole, anti-slip convex teeth are symmetrically arranged on the bottom wall of the inner side of each positioning groove, and the anti-slip convex teeth are in butt joint with the anti-slip rubber cushion.

Preferably, a bearing is arranged at the joint of the top end of the boss and the bottom of the rotating shaft, and the inner ring of the bearing is in interference connection with the bottom end of the rotating shaft.

Preferably, a sealing rubber sleeve is sleeved on the outer wall of the rotating shaft, and the outer wall of the sealing rubber sleeve is abutted against the inner wall of the through hole.

Preferably, the symmetrically arranged through grooves are communicated with the through holes, and the axial positions of the through holes of the through grooves penetrate through the cover plate.

Preferably, the anti-slip convex teeth are symmetrically arranged in two groups, and each group of anti-slip convex teeth are radially arranged at the axial position of the positioning groove, and the two groups of anti-slip convex teeth and the symmetrically arranged through grooves are distributed in a mutually perpendicular mode at the radial position of the through hole.

Preferably, a positioning table is integrally formed on the lower surface of the cover plate, and an embedded structure is formed at the top opening of the positioning table and the shell.

Preferably, the sealing rubber strip is embedded in the outer wall of the positioning table, the sealing rubber strip ring is set on the outer wall of the positioning table for one circle, and the sealing rubber strip is abutted to the inner wall of the top opening of the shell.

Compared with the prior art, the utility model provides the lithium battery shell convenient to disassemble and assemble, which has the following beneficial effects:

1. this lithium battery case convenient to dismouting, through the through-hole of seting up of apron department corresponding with the pivot that boss top department set up, make the stopper that pivot top department set up corresponding with the logical groove that through-hole department set up simultaneously, assemble apron to casing top department and make, pass through-hole and logical groove through pivot and stopper, make the stopper enter into the inboard of constant head tank, then make its cooperation boss rotate through the stopper rotation pivot, when the stopper rotates to the position department that is perpendicular in the radial position of through-hole with logical groove top mouth, after utilizing the anti-skidding cushion that stopper lower surface tip department set up and the anti-skidding dogtooth looks butt that constant head tank diapire department set up, can avoid the stopper to shift, thereby accomplish the assembly between apron and the casing, during the dismantlement, only need rotate the stopper, make it and logical groove corresponding, can dismantle the apron, the convenience of dismouting ten.

2. This lithium battery case convenient to dismouting is at first embedded to the top opening inboard of casing through the locating bench, has fine positioning effect to the assembly of apron, fills the clearance of locating bench and casing top opening department junction through joint strip simultaneously, guarantees the sealed effect of apron and casing junction, avoids dust and water infiltration to the inboard of casing.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

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

FIG. 2 is a schematic view of the top opening of the housing according to the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A;

FIG. 4 is a schematic view of a cover plate of the present utility model;

FIG. 5 is an enlarged schematic view of the utility model at B;

fig. 6 is a schematic view of the structure of the positioning table of the present utility model.

In the figure: 1. a housing; 2. a cover plate; 3. a boss; 4. a bearing; 5. a rotating shaft; 6. a limiting block; 7. an anti-slip rubber pad; 8. sealing the rubber sleeve; 9. a through hole; 10. a through groove; 11. a positioning groove; 12. anti-skid convex teeth; 13. a positioning table; 14. and (5) sealing the adhesive tape.

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.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," 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; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiment one:

referring to fig. 1-5, the present utility model provides a technical solution: a lithium battery shell convenient to disassemble and assemble comprises a shell 1 and a cover plate 2;

the corners of the periphery of the inner side of the shell 1 are uniformly formed with bosses 3, the tops of the bosses 3 are rotationally connected with rotating shafts 5, limiting blocks 6 are arranged at the top ends of the rotating shafts 5, and anti-slip rubber gaskets 7 are compositely bonded at two ends of the lower surface of each limiting block 6;

through holes 9 corresponding to the rotating shafts 5 are formed in the edges of the surfaces of the cover plates 2, through grooves 10 are symmetrically formed in the axial edges of the through holes 9, the through grooves 10 are in clearance fit with the limiting blocks 6, positioning grooves 11 are formed in the top openings of the through holes 9, anti-slip convex teeth 12 are symmetrically arranged on the bottom wall of the inner side of each positioning groove 11, and the anti-slip convex teeth 12 are abutted to the anti-slip rubber mats 7.

Further, the bearing 4 is installed at the junction of boss 3 top and pivot 5 bottom, and the inner circle of bearing 4 is connected with pivot 5 bottom department interference, when guaranteeing pivot 5 precision of circling round, has reduced the frictional force of pivot 5 bottom and boss 3 top department.

Further, the outer wall of the rotating shaft 5 is sleeved with the sealing rubber sleeve 8, the outer wall of the sealing rubber sleeve 8 is abutted against the inner wall of the through hole 9, the gap at the joint of the rotating shaft 5 and the through hole 9 is filled with the sealing rubber sleeve 8, and the sealing rubber sleeve has a good sealing effect and prevents foreign matters from penetrating into the inner side of the shell 1.

Further, the symmetrically arranged through grooves 10 are communicated with the through holes 9, and the axial positions of the through holes 9 formed by the through grooves 10 penetrate through the cover plate 2, so that the assembly between the rotating shaft 5 and the limiting block 6 and the assembly between the through holes 9 and the through grooves 10 are facilitated.

Further, two groups of anti-slip convex teeth 12 are symmetrically arranged, a plurality of anti-slip convex teeth 12 are radially arranged at the axial position of the positioning groove 11, the two groups of anti-slip convex teeth 12 are distributed vertically to each other at the radial position of the through hole 9 between the through grooves 10 symmetrically arranged, when the limiting block 6 rotates to the position vertical to the radial position of the through hole 9 at the top opening of the through groove 10, after the anti-slip rubber pad 7 arranged at the end part of the lower surface of the limiting block 6 is abutted against the anti-slip convex teeth 12 arranged at the bottom wall of the positioning groove 11, the shifting of the limiting block 6 can be avoided, and the positioning effect of the cover plate 2 is ensured.

Embodiment two:

referring to fig. 6, in combination with the first embodiment, it is further obtained that the positioning table 13 is integrally formed on the lower surface of the cover plate 2, and the positioning table 13 and the top opening of the housing 1 form an embedded structure.

Further, sealing rubber strips 14 are inlaid at the outer wall of the positioning table 13, the sealing rubber strips 14 are arranged on the periphery of the outer wall of the positioning table 13 in a ring mode, the sealing rubber strips 14 are abutted against the inner wall of the top opening of the shell 1, when the cover plate 2 is assembled to the top opening of the shell 1, the cover plate 2 is firstly inlaid into the inner side of the top opening of the shell 1 through the positioning table 13, a good positioning effect is achieved on assembly of the cover plate 2, meanwhile, gaps at the joint of the positioning table 13 and the top opening of the shell 1 are filled through the sealing rubber strips 14, the sealing effect of the joint of the cover plate 2 and the shell 1 is guaranteed, and dust and water are prevented from penetrating into the inner side of the shell 1.

In the actual operation process, when the device is used, when the cover plate 2 is assembled, through holes 9 formed in the cover plate 2 are corresponding to the rotating shafts 5 formed in the top ends of the bosses 3, meanwhile, limiting blocks 6 formed in the top ends of the rotating shafts 5 are corresponding to through grooves 10 formed in the positions of the through holes 9, when the cover plate 2 is assembled to the top opening of the shell 1, the limiting blocks 6 enter the inner sides of the positioning grooves 11 through the rotating shafts 5 and the limiting blocks 6 penetrating through the through holes 9 and the through grooves 10, then the rotating shafts 5 are rotated through the limiting blocks 6 to enable the matching bosses 3 to rotate, when the limiting blocks 6 are rotated to the positions perpendicular to the radial positions of the top openings of the through grooves 10, the limiting blocks 6 are abutted against the anti-skidding rubber pads 7 formed in the bottom surface ends of the limiting blocks 6 and the anti-skidding convex teeth 12 formed in the bottom walls of the positioning grooves 11, and then the shifting of the limiting blocks 6 can be avoided, so that the assembly between the cover plate 2 and the shell 1 is completed, and when the cover plate 2 is disassembled, the limiting blocks 6 are only required to be rotated to correspond to the through grooves 10, and the cover plate 2 can be disassembled, and the assembly and disassembly are quite convenient.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. Lithium cell shell convenient to dismouting, its characterized in that: comprises a shell (1) and a cover plate (2);

the novel anti-skid rubber cushion is characterized in that bosses (3) are uniformly formed at corners around the inner side of the shell (1), a rotating shaft (5) is rotatably connected to the top of the bosses (3), a limiting block (6) is arranged at the top end of the rotating shaft (5), and anti-skid rubber cushions (7) are compositely bonded at two ends of the lower surface of the limiting block (6);

through holes (9) corresponding to the rotating shafts (5) are formed in the edges of the surfaces of the cover plates (2), through grooves (10) are symmetrically formed in the axial edges of the through holes (9), the through grooves (10) are in clearance fit with the limiting blocks (6), positioning grooves (11) are formed in the top openings of the through holes (9), anti-slip convex teeth (12) are symmetrically arranged on the bottom wall of the inner side of each positioning groove (11), and the anti-slip convex teeth (12) are abutted to the anti-slip rubber pads (7).

2. The lithium battery case of claim 1, wherein the lithium battery case is easy to disassemble and assemble, and wherein: the bearing (4) is arranged at the joint of the top end of the boss (3) and the bottom of the rotating shaft (5), and the inner ring of the bearing (4) is in interference connection with the bottom end of the rotating shaft (5).

3. The lithium battery case of claim 1, wherein the lithium battery case is easy to disassemble and assemble, and wherein: the sealing rubber sleeve (8) is sleeved on the outer wall of the rotating shaft (5), and the outer wall of the sealing rubber sleeve (8) is abutted against the inner wall of the through hole (9).

4. The lithium battery case of claim 1, wherein the lithium battery case is easy to disassemble and assemble, and wherein: the symmetrically arranged through grooves (10) are communicated with the through holes (9), and the axial positions of the through holes (9) formed by the through grooves (10) penetrate through the cover plate (2).

5. The lithium battery case of claim 1, wherein the lithium battery case is easy to disassemble and assemble, and wherein: two groups of anti-slip convex teeth (12) are symmetrically arranged, a plurality of anti-slip convex teeth (12) are radially arranged at the axial position of the positioning groove (11), and the two groups of anti-slip convex teeth (12) and symmetrically arranged through grooves (10) are distributed at the radial position of the through hole (9) in a mutually perpendicular mode.

6. The lithium battery case of claim 1, wherein the lithium battery case is easy to disassemble and assemble, and wherein: the cover plate (2) is characterized in that a positioning table (13) is integrally formed on the lower surface of the cover plate, and an embedded structure is formed at the top opening of the positioning table (13) and the shell (1).

7. The lithium battery case of claim 6, wherein the lithium battery case is easy to disassemble and assemble, and wherein: sealing rubber strips (14) are inlaid in the outer wall of the positioning table (13), the sealing rubber strips (14) are arranged around the outer wall of the positioning table (13), and the sealing rubber strips (14) are abutted to the inner wall of the top opening of the shell (1).