Anti-explosion sheet shearing type scribed line structure device and battery

Abstract

The utility model discloses an anti-explosion sheet shearing type scribed line structure device and a battery, the device comprises a supporting table and a positioning table which are integrally formed, and one surface of the supporting table far away from the positioning table is concave inwards to form a buffer groove; an abutting supporting part is arranged on the upper surface of the supporting table around the positioning table, and a welding edge is arranged on the edge of the supporting table; the length of the supporting table is larger than that of the positioning table, the width of the supporting table is larger than that of the positioning table, and the height of the supporting table is larger than that of the positioning table. The length of the buffer groove is larger than that of the positioning table, and the width of the buffer groove is larger than that of the positioning table, so that an anti-deformation shoulder part is formed between the buffer groove and the positioning table. According to the utility model, the structure of the explosion-proof sheet is improved into the supporting table and the positioning table which are integrally formed, the welding edge and the stainless steel shell to be assembled are welded and formed, and external force is borne by the supporting table during welding, so that the damage of welding to the positioning table can be reduced, and the undesirable phenomena of deformation, liquid leakage and the like caused by welding stress of a traditional V-shaped scribed line structure can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of batteries, in particular to an explosion-proof disk shearing-type scoring structure device and a battery. Background Art

[0002] Nowadays, new energy is widely used, and the demand for explosion-proof plates, as one of the most important structural parts in batteries, has increased dramatically. The traditional explosion-proof plate is a V-shaped line structure (the structure is as shown in the attached manual Figure 3 and 4 As shown in the figure, the product stability of this structure is poor, it is easy to deform, and the battery will leak after assembly. These undesirable conditions make it difficult to guarantee the quality of the explosion-proof plate products and battery assembly products. In addition, this production model has high costs, low pass rates, high investment and low returns, which makes it difficult for the company to bear. Utility Model Content

[0003] In order to overcome the above technical problems, the utility model discloses a shearing-type scoring structure device for an explosion-proof disk and a battery.

[0004] The technical solution adopted by the utility model to achieve the above-mentioned purpose is:

[0005] A burst-proof disk shear-type scoring structure device, comprising an integrally formed support platform and a positioning platform, wherein a surface of the support platform away from the positioning platform is concave to form a buffer groove;

[0006] The upper surface of the support platform is provided with an abutment support portion around the positioning platform, and the edge of the support platform is provided with a welding edge;

[0007] The length of the support platform is greater than the length of the positioning platform, the width of the support platform is greater than the width of the positioning platform, and the height of the support platform is greater than the height of the positioning platform;

[0008] The length of the buffer groove is greater than the length of the positioning platform, and the width of the buffer groove is greater than the width of the positioning platform, so that an anti-deformation shoulder is formed between the buffer groove and the positioning platform.

[0009] In the above-mentioned explosion-proof disk shear-type scoring structure device, the upper surface of the support platform is parallel to the upper surface of the positioning platform.

[0010] In the above-mentioned explosion-proof disk shear-type scoring structure device, the buffer groove is parallel to the upper surface of the positioning platform.

[0011] In the above-mentioned explosion-proof disk shear-type scoring structure device, the height of the buffer groove is smaller than the height of the support platform.

[0012] A battery comprises the explosion-proof disk shearing scoring structure device as described above.

[0013] The beneficial effects of the utility model are as follows: the utility model is reasonably and cleverly designed, and the structure of the explosion-proof plate is improved into the support platform and the positioning platform that are integrally formed, replacing the traditional V-shaped scoreline structure, effectively enhancing the structural strength of the explosion-proof plate, and having a simple structure and being easy to process. It is convenient and efficient to adjust, repair and replace parts during the commissioning and production process. The structural strength of the support platform is greater than that of the positioning platform. During welding, the external force is borne by the support platform, which can reduce the damage of the positioning platform caused by welding, thereby preventing the explosion-proof plate from being deformed. The matching arrangement of the buffer groove and the anti-deformation shoulder helps to prevent the explosion-proof plate from further deforming inward. Secondly, the welding edge is welded to the stainless steel shell to be assembled, which can solve the problem that the traditional V-shaped scoreline structure is deformed due to welding force, effectively improve the overall structural strength and stability, and is not easily deformed during welding, transportation and assembly, so that the assembled battery structure is stable, the occurrence of undesirable phenomena such as leakage is reduced, and the quality of the battery product is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0015] Figure 1 It is a schematic cross-sectional view of the structure of the utility model;

[0016] Figure 2 For the utility model Figure 1 A magnified schematic diagram of part A;

[0017] Figure 3 is a cross-sectional schematic diagram of a conventional explosion-proof disk;

[0018] Figure 4 for Figure 3 An enlarged schematic diagram of part B. DETAILED DESCRIPTION

[0019] The present invention is further described below through specific embodiments to make the technical solution of the present invention easier to understand and grasp, rather than to limit the present invention.

[0020] Example: See Figure 1 to Figure 2 The present embodiment provides a shear-type scoring structure device for a burst-proof disk, which includes an integrally formed support platform 1 and a positioning platform 2, wherein a surface of the support platform 1 away from the positioning platform 2 is concave to form a buffer groove 3; the buffer groove 3 helps to prevent the burst-proof disk from further deforming inward;

[0021] The upper surface of the support platform 1 is provided with an abutting support portion 4 around the positioning platform 2, and the edge of the support platform 1 is provided with a welding edge 5; the welding edge 5 is used to be welded with the stainless steel shell, and the abutting support portion 4 is used to abut with the stainless steel shell, blocking the deformation path of the explosion-proof plate to support and limit the explosion-proof plate that is about to deform excessively, preventing the explosion-proof plate from further deformation, and reducing the probability of the positioning platform 2 being damaged during welding;

[0022] The length of the support platform 1 is greater than the length of the positioning platform 2, the width of the support platform 1 is greater than the width of the positioning platform 2, and the height of the support platform 1 is greater than the height of the positioning platform 2;

[0023] The length of the buffer groove 3 is greater than the length of the positioning platform 2, and the width of the buffer groove 3 is greater than the width of the positioning platform 2, so that an anti-deformation shoulder 6 is formed between the buffer groove 3 and the positioning platform 2; the anti-deformation shoulder 6 helps to prevent the explosion-proof plate from further deforming inward.

[0024] Specifically, the structure of the explosion-proof plate is improved into the support platform 1 and the positioning platform 2 which are integrally formed, replacing the traditional V-shaped scoring structure, effectively enhancing the structural strength of the explosion-proof plate, having a simple structure and being easy to process, and convenient and efficient in adjusting, repairing and replacing parts during the commissioning and production process, wherein the structural strength of the support platform 1 is greater than the structural strength of the positioning platform 2, and the external force is borne by the support platform 1 during welding, which can reduce the damage of the positioning platform 2 caused by welding, thereby preventing the explosion-proof plate from being deformed, and the coordinated arrangement of the buffer groove 3 and the anti-deformation shoulder 6 helps to prevent the explosion-proof plate from further deforming inwardly, and secondly, the welding edge 5 is welded to the stainless steel shell to be assembled, which can solve the problem of deformation of the traditional V-shaped scoring structure due to welding force, effectively improve the overall structural strength and stability, and is not easily deformed during welding, transportation and assembly, so that the assembled battery structure is stable, and the occurrence of adverse phenomena such as leakage is reduced, thereby improving the quality of the finished battery.

[0025] Specifically, the upper surface of the support platform 1 is parallel to the upper surface of the positioning platform 2, and the buffer groove 3 is parallel to the upper surface of the positioning platform 2, effectively blocking the deformation path of the explosion-proof plate to support and limit the explosion-proof plate that is about to deform excessively, preventing the explosion-proof plate from further deformation, and reducing the probability of the positioning platform 2 being damaged during welding.

[0026] Specifically, the height of the buffer groove 3 is smaller than the height of the support platform 1 .

[0027] This embodiment also discloses a battery, which includes the explosion-proof disk shear-type scoring structure device as described above.

[0028] The utility model is reasonably and cleverly designed. The structure of the explosion-proof plate is improved into the support platform and the positioning platform which are integrally formed, replacing the traditional V-shaped scoreline structure, effectively enhancing the structural strength of the explosion-proof plate, and having a simple structure and being easy to process. It is convenient and efficient to adjust, repair and replace parts during the commissioning and production process. The structural strength of the support platform is greater than that of the positioning platform. During welding, the external force is borne by the support platform, which can reduce the damage of the positioning platform caused by welding, thereby preventing the explosion-proof plate from being deformed. The coordinated arrangement of the buffer groove and the anti-deformation shoulder helps to prevent the explosion-proof plate from further deforming inward. Secondly, the welding edge is welded to the stainless steel shell to be assembled, which can solve the problem that the traditional V-shaped scoreline structure is deformed due to welding force, effectively improve the overall structural strength and stability, and is not easily deformed during welding, transportation and assembly, so that the assembled battery structure is stable, the occurrence of undesirable phenomena such as leakage is reduced, and the quality of the battery product is improved.

[0029] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any technician familiar with the field can make many possible changes and modifications to the technical solution of the utility model by using the technical means and technical contents disclosed above, without departing from the scope of the technical solution of the utility model, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent changes made according to the shape, structure and principle of the utility model without departing from the content of the technical solution of the utility model should be covered by the protection scope of the utility model.

Claims

1. A shear-type scoring structure device for explosion-proof disks, characterized in that: It comprises an integrally formed support platform and a positioning platform, wherein a surface of the support platform away from the positioning platform is concave to form a buffer groove; The upper surface of the support platform is provided with an abutment support portion around the positioning platform, and the edge of the support platform is provided with a welding edge; The length of the support platform is greater than the length of the positioning platform, the width of the support platform is greater than the width of the positioning platform, and the height of the support platform is greater than the height of the positioning platform; The length of the buffer groove is greater than the length of the positioning platform, and the width of the buffer groove is greater than the width of the positioning platform, so that an anti-deformation shoulder is formed between the buffer groove and the positioning platform.

2. The explosion-proof disk shearing scoring structure device according to claim 1, characterized in that: The upper surface of the support platform is parallel to the upper surface of the positioning platform.

3. The explosion-proof disk shearing scoring structure device according to claim 2, characterized in that: The buffer groove is parallel to the upper surface of the positioning platform.

4. The explosion-proof disk shearing scoring structure device according to claim 3, characterized in that: The height of the buffer groove is smaller than the height of the support platform.

5. A battery, characterized in that: It comprises the explosion-proof disk shearing scoring structure device as claimed in any one of claims 1 to 4.

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