CN219917386U

CN219917386U - Short-circuit-preventing aluminum alloy battery shell

Info

Publication number: CN219917386U
Application number: CN202321694904.XU
Authority: CN
Inventors: 刘海涛; 刘忠; 周勇
Original assignee: Jingjiang Dongda Aluminum Industry Co ltd
Current assignee: Jingjiang Dongda Aluminum Industry Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-10-27
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of batteries, in particular to an aluminum alloy battery shell capable of preventing short circuit, which comprises a shell body, wherein a sealing cover is arranged above the shell body, a sealing gasket is arranged on the inner wall of the sealing cover, two pairs of bolts penetrate through the sealing cover and the sealing gasket, a thread groove matched with the bolts is formed in the top of the shell body, a pair of supporting blocks are fixedly connected to the inner wall of the bottom of the shell body, a battery body is arranged above the pair of supporting blocks, an insulating plate is fixedly connected to the bottom of the sealing gasket, a pair of positioning rubber is arranged at the bottom of the insulating plate, and a protection mechanism is arranged on one side of the battery body.

Description

Short-circuit-preventing aluminum alloy battery shell

Technical Field

The utility model relates to the technical field of batteries, in particular to an aluminum alloy battery shell capable of preventing short circuit.

Background

A battery refers to a device that converts chemical energy into electrical energy in a cup, tank, or other container or portion of a composite container that contains an electrolyte solution and metal electrodes to generate an electrical current. To protect the safety of the battery, the battery needs to be packaged by using an aluminum alloy shell.

However, the existing aluminum alloy battery case is not provided with a short-circuit prevention structure, so that the short-circuit of the battery is easy to occur during use, and therefore, in order to correct the defects, we propose an aluminum alloy battery case capable of preventing short-circuit.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an aluminum alloy battery shell capable of preventing short circuit, which solves the existing problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an prevent aluminum alloy battery casing of short circuit, includes the casing body, the top of casing body is equipped with sealed lid, be provided with sealed pad on the inner wall of sealed lid, just sealed cover and sealed pass on the pad have two pairs of bolts, the screw thread groove with bolt assorted is seted up at the top of casing body, just fixedly connected with a pair of supporting shoe on the bottom inner wall of casing body, a pair of the top of supporting shoe is equipped with the battery body, the bottom fixedly connected with insulation board of sealed pad, the bottom of insulation board is provided with a pair of location rubber, one side of battery body is equipped with protection machanism.

Further preferably, the pair of support blocks are symmetrically disposed about a central axis of the battery body.

Further preferably, the pair of positioning rubbers are symmetrically disposed about the central axis of the battery body.

Further preferably, the protection mechanism comprises two pairs of buffer grooves, the two pairs of buffer grooves are respectively located on four sides of the battery body, a limiting groove is arranged in the buffer grooves, the limiting groove is fixedly connected to the inner wall of the shell body, and a plurality of springs are fixedly connected between the inner wall of the buffer grooves and the inner wall of the shell body.

Further preferably, the two pairs of buffer grooves are symmetrically arranged with respect to the central axis of the battery body.

Further preferably, insulating pads are arranged on the side walls, close to the battery body, of the two pairs of buffer grooves.

Further preferably, the two pairs of bolts are symmetrically arranged about the central axis of the seal cover.

The utility model provides an aluminum alloy battery shell capable of preventing short circuit, which has the following beneficial effects:

1. through setting up of sealed lid, sealed pad and bolt, can prevent that water from getting into in the casing body to avoid water to cause battery body short circuit, and through the setting of insulation board and insulating pad, can avoid the battery to produce the electric current between positive negative pole, thereby avoid the short circuit.

2. Through the setting of dashpot, spacing groove and spring, can absorb the impact force when the casing body receives external force impact force to avoid the battery body to lead to inside (little) short circuit because of external impact force, and can protect the battery body.

Drawings

FIG. 1 is a perspective view of a structural part of the present utility model;

FIG. 2 is a schematic overall view of the structure of the present utility model;

FIG. 3 is a schematic top view of the housing body, buffer slot and limiting slot of the present utility model;

FIG. 4 is a perspective view of a buffer tank and a limiting tank of the present utility model;

fig. 5 is an enlarged schematic view at a in fig. 2.

In the figure: 1. a housing body; 2. sealing cover; 3. a sealing gasket; 4. a bolt; 5. a support block; 6. a battery body; 7. an insulating plate; 8. positioning rubber; 9. a buffer tank; 10. a limit groove; 11. a spring; 12. an insulating pad.

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. 1-5, the present utility model provides a technical solution: the utility model provides an prevent aluminum alloy battery casing of short circuit, including casing body 1, the top of casing body 1 is equipped with sealed lid 2, be provided with sealed pad 3 on the inner wall of sealed lid 2, and pass on sealed lid 2 and the sealed pad 3 and have two pairs of bolts 4, the screw thread groove with bolt 4 assorted has been seted up at the top of casing body 1, and fixedly connected with a pair of supporting shoe 5 on the bottom inner wall of casing body 1, the top of a pair of supporting shoe 5 is equipped with battery body 6, the bottom fixedly connected with insulation board 7 of sealed pad 3, the bottom of insulation board 7 is provided with a pair of location rubber 8, one side of battery body 6 is equipped with protection machanism.

In the present embodiment, as shown in fig. 2, a pair of support blocks 5 are symmetrically arranged about the central axis of the battery body 6; the symmetrical arrangement, the atress is even, improves battery body 6 placement stability.

In the present embodiment, as shown in fig. 2, a pair of positioning rubbers 8 are symmetrically arranged about the central axis of the battery body 6; the battery body 6 is pressed, thereby preventing the battery body 6 from shaking.

In this embodiment, as shown in fig. 2, the protection mechanism includes two pairs of buffer slots 9, the two pairs of buffer slots 9 are respectively located at four sides of the battery body 6, and a limit slot 10 is disposed in the buffer slot 9, the limit slot 10 is fixedly connected to the inner wall of the housing body 1, and a plurality of springs 11 are fixedly connected between the inner wall of the buffer slot 9 and the inner wall of the housing body 1; the battery body 6 is prevented from causing internal micro-short circuit due to external impact force.

In this embodiment, as shown in fig. 2, two pairs of buffer grooves 9 are symmetrically disposed about the central axis of the battery body 6; the battery body 6 can be comprehensively protected by symmetrical arrangement.

In this embodiment, as shown in fig. 2, two pairs of buffer grooves 9 are provided with insulating pads 12 on the side walls close to the battery body 6; avoiding the generation of current between the positive electrode and the negative electrode of the battery body 6.

In this embodiment, as shown in fig. 2, two pairs of bolts 4 are symmetrically arranged about the central axis of the sealing cover 2, and are symmetrically arranged and uniformly stressed.

The application method of the utility model comprises the following steps: the battery body 6 is placed on the supporting block 5 in the shell body 1, then the sealing cover 2 is covered on the shell body 1, the battery body 6 is pressed through the positioning rubber 8, so that the battery body 6 is fixed, the bolt 4 is screwed on, in the placing process of the battery body 6, water can be prevented from entering the shell body 1 through the sealing cover 2, the sealing cover 2 and the bolt 4, thereby the short circuit of the battery body 6 caused by water is avoided, and the current generated between the positive electrode and the negative electrode of the battery body 6 is prevented through the insulating plate 7 and the insulating pad 12, thereby the short circuit of the battery body 6 is avoided, when the shell body 1 is impacted, the impact force impacts the shell body 1, the buffer groove 9 is close to the battery body 6, then the spring 11 is compressed through the buffer groove 9, thereby the impact force is absorbed through the elastic reset action of the spring 11, and the internal micro short circuit caused by the external impact force of the battery body 6 is avoided.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An anti-short aluminum alloy battery shell comprises a shell body (1), and is characterized in that: the top of casing body (1) is equipped with sealed lid (2), be provided with sealed pad (3) on the inner wall of sealed lid (2), just pass on sealed lid (2) and the sealed pad (3) and have two pairs of bolts (4), the screw thread groove with bolt (4) assorted is seted up at the top of casing body (1), just fixedly connected with a pair of supporting shoe (5) on the bottom inner wall of casing body (1), a pair of the top of supporting shoe (5) is equipped with battery body (6), the bottom fixedly connected with insulation board (7) of sealed pad (3), the bottom of insulation board (7) is provided with a pair of location rubber (8), one side of battery body (6) is equipped with protection machanism.

2. The short circuit prevention aluminum alloy battery case according to claim 1, wherein: the pair of support blocks (5) are symmetrically arranged about the central axis of the battery body (6).

3. The short circuit prevention aluminum alloy battery case according to claim 1, wherein: the pair of positioning rubbers (8) are symmetrically arranged about the central axis of the battery body (6).

4. The short circuit prevention aluminum alloy battery case according to claim 1, wherein: the protection mechanism comprises two pairs of buffer grooves (9), the two pairs of buffer grooves (9) are respectively located on four sides of a battery body (6), limiting grooves (10) are formed in the buffer grooves (9), the limiting grooves (10) are fixedly connected to the inner wall of the shell body (1), and a plurality of springs (11) are fixedly connected between the inner wall of the buffer grooves (9) and the inner wall of the shell body (1).

5. The short circuit prevention aluminum alloy battery case according to claim 4, wherein: the two pairs of buffer grooves (9) are symmetrically arranged relative to the central axis of the battery body (6).

6. The short circuit prevention aluminum alloy battery case according to claim 4, wherein: the two pairs of buffer grooves (9) are provided with insulating pads (12) on the side walls close to the battery body (6).

7. The short circuit prevention aluminum alloy battery case according to claim 1, wherein: the two pairs of bolts (4) are symmetrically arranged about the central axis of the sealing cover (2).