CN219203449U

CN219203449U - New energy battery top cap board post riveted structure

Info

Publication number: CN219203449U
Application number: CN202320611494.1U
Authority: CN
Inventors: 杨传斌; 鲁仲建; 银立
Original assignee: Xuzhou Haifu Light Metal Technology Co ltd
Current assignee: Xuzhou Haifu Light Metal Technology Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-16
Anticipated expiration: 2033-03-24

Abstract

The utility model relates to the technical field of battery cover plates, and provides a new energy battery top cover plate pole column riveting structure, which comprises the following components: the anti-explosion device comprises an optical cover plate and riveting components, wherein a pair of mounting holes are formed in two sides of the top of the optical cover plate, a connecting ring is arranged in each mounting hole, each riveting component is connected into one mounting hole through one connecting ring, an anti-explosion valve is fixedly mounted in the middle of the top surface of the optical cover plate, and a sealing ring is clamped between the optical cover plate and the connecting rings. This new energy battery top cap board utmost point post riveted structure has changed the riveting principle through the structure of change riveting needle, scrapes the material downwards to the edge of utmost point post and riveting aluminium piece edge portion, fills riveting aluminium piece edge position, reaches the riveting effect, avoids the light apron to take place deformation, improves product yield.

Description

New energy battery top cap board post riveted structure

Technical Field

The utility model relates to the technical field of battery cover plates, in particular to a new energy battery top cover plate pole column riveting structure.

Background

The pole is used as an indispensable component of the battery, the assembling structure of the pole and the welding effect of the battery terminal can directly influence the performance quality and the tightness of the battery. In the traditional mode, the riveting principle is that the head conical part is utilized to expand the pole material, the volume is increased, and the material flows and is filled at the edge of the riveting aluminum block, so that the riveting effect is achieved.

However, the existing riveting structure has obvious deformation between the riveting aluminum block and the optical cover plate after the riveting is finished, and the surface flatness of the riveting aluminum block is checked, so that the product yield is reduced.

Disclosure of Invention

The utility model provides a new energy battery top cover plate pole column riveting structure, and aims to solve the existing problems.

The utility model is realized in such a way that a new energy battery top cover plate pole riveting structure comprises: the anti-explosion device comprises an optical cover plate and riveting components, wherein a pair of mounting holes are formed in two sides of the top of the optical cover plate, a connecting ring is arranged in each mounting hole, each riveting component is connected into one mounting hole through one connecting ring, an anti-explosion valve is fixedly mounted in the middle of the top surface of the optical cover plate, and a sealing ring is clamped between the optical cover plate and the connecting rings.

Preferably, the sealing ring is a hollow cylindrical structure.

Preferably, the riveting subassembly includes utmost point post subassembly, riveting aluminum block and last plastic, and riveting aluminum block fixed mounting is on light apron top mounting hole circumference, riveting aluminum block is the ring shape, and utmost point post subassembly top joint has the new version to rivet the needle, forms the clearance between utmost point post subassembly and the go-between, between go-between and the light apron, fills the clearance through the plastic in order to form in the clearance, is provided with utmost point post subassembly in the riveting aluminum block, and the laminating of the bottom of light apron is connected with down the plastic, and the utmost point post passes down the plastic and switches on in the lithium cell.

Preferably, the pole assembly comprises a positive pole and a negative pole, and the positive pole and the negative pole are identical in structure and are positioned on the same horizontal plane in a flush mode.

Preferably, the periphery of the new version riveting needle is fixedly connected with a scraping device.

Preferably, the new energy battery top cover plate pole column riveting structure further comprises a PE protective film, and the PE protective film is adhered to the surface of the explosion-proof valve.

Compared with the prior art, the utility model has the beneficial effects that:

this new energy battery top cap board utmost point post riveted structure has changed the riveting principle through the structure of change riveting needle, scrapes the material downwards to the edge of utmost point post and riveting aluminium piece edge portion, fills riveting aluminium piece edge position, reaches the riveting effect, avoids the light apron to take place deformation, improves product yield.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of an old version of a rivet pin;

FIG. 2 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 3 is a schematic view showing the structure of a rivet assembly according to example 1 of the present utility model;

FIG. 4 is a schematic view of the structure of a new rivet pin according to embodiment 1 of the present utility model;

fig. 5 is a schematic structural view of embodiment 2 of the present utility model.

The reference numerals in the drawings are: 1. an optical cover plate; 2. riveting the assembly; 201. a pole assembly; 202. riveting an aluminum block; 203. applying plastic; 3. a connecting ring; 4. an explosion-proof valve; 5. lower plastic; 6. a seal ring; 701. old riveting needles; 702. a new version of riveting needle; 8. PE protective film.

Detailed Description

In order to more fully understand the technical content of the present utility model, the following technical solutions of the present utility model will be further described and illustrated with reference to specific embodiments, but are not limited thereto. 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 a person skilled in the art without making any inventive effort, are based on embodiments of the present utility model, which are intended to be within the scope of the present utility model.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

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 attached, detached, or integrated, for example; 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.

Example 1

Referring to fig. 1 to 4, the new energy battery top cover plate post riveting structure includes: the riveting device comprises a light cover plate 1, riveting components 2, connecting rings 3, explosion-proof valves 4, lower plastic 5 and sealing rings 6, wherein a pair of mounting holes are formed in two sides of the top of the light cover plate 1, each connecting ring 3 is arranged in each mounting hole, each riveting component 2 is connected in one mounting hole through one connecting ring 3, each riveting component 2 comprises a pole component 201, a riveting aluminum block 202 and an upper plastic 203, the riveting aluminum block 202 is fixedly arranged on the circumference of the mounting hole in the top of the light cover plate 1, the riveting aluminum block 202 is circular ring-shaped, gaps are formed between the pole component 201 and the connecting rings 3 and between the connecting rings 3 and the light cover plate 1, the gaps are filled with the upper plastic 203 through injection molding, the upper plastic 203 is used for fixing the pole, the light cover plate 1, the connecting rings 3 and the pole are combined more tightly, the structural strength is better, the riveting aluminum block 202 is internally provided with the pole component 201, the positive pole and the negative pole are identical in structure, and are positioned on the same horizontal plane, the top of the pole block is clamped with the riveting aluminum block, the top of the riveting aluminum block is clamped with the riveting aluminum block, and the volume of the riveting aluminum block is clamped by the top of the riveting aluminum block, the sealing device 702, the gap is easily filled with the sealing device 702, and the edge of the sealing device is deformed, and the edge of the sealing device is easily deformed, and the edge of the sealing device is deformed by the sealing device is filled with the sealing device; the bottom laminating of light apron 1 is connected with down plastic 5, and the utmost point post passes down plastic 5 and switches on in the lithium cell, and light apron 1 top surface middle part fixed mounting has explosion-proof valve 4, and the battery is inside to be equipped with big chemical substance, can produce a large amount of mixed gas and liquid in charge and discharge in-process, and the pressure that constantly accumulates is accompanied, if these pressures are not balanced in time or release, the shell of a bit will warp the weeping, serious battery can explode, consequently need explosion-proof valve 4 to ventilate fast pressure release, explosion-proof, solves new energy automobile battery self-explosion problem, presss from both sides between light apron 1 and the go-between 3 has sealing washer 6, sealing washer 6 is a hollow cylindricality structure, and when the utmost point post is to sealing washer 6 compression, the moment of sealing washer 6 to go-between 3 can reduce greatly, has guaranteed the leakproofness of apron structure.

Working principle: during manufacturing, the gap is filled with the upper plastic 203 by injection molding in the gap, the polar columns are fixed in sequence, the optical cover plate 1, the connecting ring 3 and the polar columns are combined more tightly, the novel riveting needle 702 is clamped at the top of the polar columns, the scraping device on the periphery of the novel riveting needle 702 scrapes the edge of the polar columns and the edge part of the riveting aluminum block 202 downwards, and the edge part of the riveting aluminum block 202 is filled with the scraping device to achieve the riveting effect.

Example 2

Referring to fig. 5, the difference from embodiment 1 is that the new energy battery top cover plate pole riveting structure further comprises a PE protection film 8, wherein the PE protection film 8 is adhered to the surface of the explosion-proof valve 4, so that the explosion-proof valve 4 is prevented from being polluted, corroded, scratched and protecting the original bright and clean surface during production, transportation, storage and use.

It should be noted that: the electrical components that appear in this application file all are connected with external main control unit and 220V commercial power to main control unit can be servo motor, contact sensor, treater, alarm module and drive module etc. play the conventional known equipment of control, and the standard part that uses in this application file all can purchase from market, and the concrete connected mode of each part all adopts the conventional means such as mature bolt, rivet, welding in the prior art to be connected, and machinery, part and equipment all adopt the conventional model in the prior art, and circuit connection adopts the conventional connected mode in the prior art, and no specific description is made here.

The above embodiments are only some embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be able to apply equivalents and modifications according to the technical solution and the inventive concept thereof within the scope of the present utility model.

Claims

1. The utility model provides a new energy battery top cap board post riveted structure which characterized in that, this new energy battery top cap board post riveted structure includes: the anti-explosion device comprises an optical cover plate (1) and riveting components (2), wherein a pair of mounting holes are formed in two sides of the top of the optical cover plate (1), a connecting ring (3) is arranged in each mounting hole, each riveting component (2) is connected into one mounting hole through one connecting ring (3), an anti-explosion valve (4) is fixedly arranged in the middle of the top surface of the optical cover plate (1), and a sealing ring (6) is clamped between the optical cover plate (1) and the connecting ring (3).

2. The new energy battery top cover plate pole riveting structure according to claim 1, characterized in that the sealing ring (6) is a hollow cylindrical structure.

3. The pole riveting structure of the top cover plate of the new energy battery according to claim 1, wherein the riveting assembly (2) comprises a pole assembly (201), a riveting aluminum block (202) and an upper plastic (203), the riveting aluminum block (202) is fixedly installed on the circumference of a top installation hole of the light cover plate (1), the riveting aluminum block (202) is in a circular ring shape, a new plate riveting needle (702) is clamped at the top of the pole assembly (201), a gap is formed between the pole assembly (201) and the connecting ring (3) and between the connecting ring (3) and the light cover plate (1), the gap is filled by injecting plastic (203) into the gap, the pole assembly (201) is arranged in the riveting aluminum block (202), a lower plastic (5) is attached to the bottom of the light cover plate (1), and the pole penetrates through the lower plastic (5) to be conducted on the lithium battery.

4. A new energy battery top cover plate pole riveting structure as claimed in claim 3, characterized in that the pole assembly (201) comprises a positive pole and a negative pole, the positive pole and the negative pole are identical in structure and are positioned on the same horizontal plane.

5. The new energy battery top cover plate pole riveting structure according to claim 3, wherein a scraping device is fixedly connected to the periphery of the new version riveting needle (702).

6. The new energy battery top cover plate pole riveting structure according to claim 1, wherein the new energy battery top cover plate pole riveting structure further comprises a PE protection film (8), and the PE protection film (8) is adhered to the surface of the explosion-proof valve (4).