CN216597767U

CN216597767U - Square battery negative pole apron

Info

Publication number: CN216597767U
Application number: CN202123261499.6U
Authority: CN
Inventors: 王德华
Original assignee: Suzhou Meiyu New Energy Co ltd
Current assignee: Suzhou Meiyu New Energy Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-24
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a square battery negative pole cover plate in the technical field of batteries, which comprises a top cover plate, a connecting piece, a supporting piece, a negative pole column, an injection molding piece and a plastic piece, wherein the connecting piece is fixedly connected in the middle of the top cover plate, the supporting piece is fixedly connected in the middle of the bottom of the top cover plate, the injection molding piece is injection molded on the right side of the top cover plate, the negative pole column is injection molded in the inner cavity of the injection molding piece, the plastic piece is clamped on the left side and the right side of the bottom of the top cover plate, the square battery negative pole cover plate has reasonable structural design, the injection molding connection is carried out between the top cover plate and the negative pole column through the injection molding piece, simultaneously the surface treatment is carried out on the top cover plate and the negative pole column before the injection molding, a nanometer hole is formed, and the clamping is carried out between the step and the plastic piece through punching on the top cover plate, the cost is lower, the assembly is simple, and the sealing performance is good, the potential safety hazard is avoided.

Description

Square battery negative pole apron

Technical Field

The utility model relates to the technical field of batteries, specifically a square battery negative pole apron.

Background

The battery refers to a part of space of a cup, a tank or other container or a composite container which contains an electrolyte solution and a metal electrode to generate current, and a device which can convert chemical energy into electric energy, and has a positive electrode and a negative electrode. The battery has simple structure, convenient carrying, simple and easy charging and discharging operation, stable and reliable performance and no influence of outside climate and temperature, and plays a great role in various aspects of modern social life.

The existing fixing mode of the structural pole is generally riveting and welding, sealing is mainly achieved through a sealing ring, the number of parts is large, assembling is complex, cost is high, sealing performance is poor, potential safety hazards are brought, and therefore the square battery negative electrode cover plate is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a square battery negative pole apron to the fixed mode who has proposed current structure utmost point post in solving above-mentioned background art adopts riveting and welded mode usually, and sealed mainly is sealed through the sealing washer, and part quantity is more, and the equipment is relatively complicated, and the leakproofness is relatively poor, brings the problem of potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a square battery negative pole apron, includes top cap piece, connecting piece, support piece, negative pole post, injection molding, plastic part, connecting piece fixed connection be in the middle of the top of top cap piece, support piece fixed connection be in the middle of the bottom of top cap piece, injection molding is in the top right side of top cap piece, negative pole post injection molding is in the inner chamber of injection molding, the plastic part joint is in the bottom left and right sides of top cap piece.

Preferably, the top cover plate is made of aluminum, the top cover plate is rectangular, and a step-shaped clamping groove is punched at the bottom of the top cover plate.

Preferably, the connecting piece and the supporting piece are made of aluminum materials.

Preferably, the negative pole column is made of a copper-aluminum composite material.

Preferably, the injection molding piece is made of polyphenyl thioether material.

Preferably, the top cover sheet and the surface of the negative pole post are provided with nano holes through electrochemical corrosion.

Compared with the prior art, the beneficial effects of the utility model are that: this square battery negative pole apron moulds plastics through the injection molding between top cap piece and the negative pole post and is connected, carries out surface treatment to top cap piece and negative pole post simultaneously before moulding plastics to form the nanopore, and through carry out the joint on the top cap piece between extrusion step and the plastic part, the cost is lower, and the equipment is simple, and the leakproofness is good, avoids producing the potential safety hazard.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the bottom view of the present invention.

In the figure: 1. a top cover sheet; 2. a connecting member; 3. a support member; 4. a negative pole post; 5. an injection molded part; 6. a plastic component.

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.

The utility model provides a square battery negative pole cover plate, which has lower cost, simple assembly and good sealing performance, avoids potential safety hazard, and please refer to fig. 1-3, and comprises a top cover plate 1, a connecting piece 2, a supporting piece 3, a negative pole column 4, an injection molding piece 5 and a plastic piece 6;

in the utility model, the top cover plate 1 is used for connecting the fixed connecting piece 2, the supporting piece 3, the negative pole column 4, the injection molding piece 5 and the plastic piece 6;

in the utility model, the connecting piece 2 is fixedly connected in the middle of the top cover plate 1, and the connecting piece 2 is used for connecting the top cover plate 1;

in the utility model, the supporting piece 3 is fixedly connected in the middle of the bottom of the top cover plate 1, and the supporting piece 3 is used for supporting the top cover plate 1;

in the utility model, the negative pole 4 is injection molded in the inner cavity of the injection molding part 5, and the negative pole 4 is used for providing the potential difference between the electron and the anode;

in the utility model, the injection molding piece 5 is injection molded on the right side of the top cover plate 1, and the injection molding piece 5 is used for sealing connection between the negative pole post 4 and the top cover plate 1;

the utility model discloses in, 6 joints of plastic part are in the bottom left and right sides of top cap piece 1, and plastic part 6 is used for connecting top cap piece 1.

The utility model discloses in, in order to increase the corrosion resistance of top sheet 1 and be convenient for and plastic part 6 between be connected fixedly, top sheet 1 adopts the aluminium material to make, and top sheet 1's shape is rectangle, and top sheet 1's bottom punching press has step form draw-in groove.

The utility model discloses in, in order to increase connecting piece 2 and support piece 3's corrosion resistance, connecting piece 2 and support piece 3 adopt the aluminium material to make.

The utility model discloses in, in order to increase the electric conductivity of negative pole post 4, negative pole post 4 adopts copper aluminium composite material to make.

The utility model discloses in, in order to increase injection molding 5's leakproofness and reduce cost, injection molding 5 adopts the polyphenyl thioether material to make.

In the utility model, in order to increase the ion channel, the surface of the top cover plate 1 and the negative pole column 4 is provided with a nano hole through electrochemical corrosion.

When the equipment of this field technical personnel, earlier with the surface of top cap piece 1 and negative pole post 4 through electrochemical corrosion processing, form the nanopore, top cap piece 1 is connected through moulding plastics between injection molding 5 and the negative pole post 4, and the step form connector is dashed out through the punching press in top cap piece 1 bottom, goes into the connector with plastic part 6 card again, accomplishes the installation promptly.

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.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a square battery negative pole apron which characterized in that: including top cap piece (1), connecting piece (2), support piece (3), negative pole post (4), injection molding (5), plastic part (6), connecting piece (2) fixed connection be in the middle of the top of top cap piece (1), support piece (3) fixed connection be in the middle of the bottom of top cap piece (1), injection molding (5) injection moulding is in the top right side of top cap piece (1), negative pole post (4) injection moulding is in the inner chamber of injection molding (5), plastic part (6) joint is in the bottom left and right sides of top cap piece (1).

2. The negative electrode cap plate for a prismatic battery according to claim 1, wherein: the top cover plate (1) is made of aluminum materials, the top cover plate (1) is rectangular, and a step-shaped clamping groove is punched in the bottom of the top cover plate (1).

3. The negative electrode cap plate for a prismatic battery according to claim 1, wherein: the connecting piece (2) and the supporting piece (3) are made of aluminum materials.

4. The negative electrode cap plate for a prismatic battery according to claim 1, wherein: the negative pole column (4) is made of copper-aluminum composite materials.

5. The negative electrode cap plate for a prismatic battery according to claim 1, wherein: the injection molding piece (5) is made of polyphenyl thioether materials.

6. The negative electrode cap plate for a prismatic battery according to claim 1, wherein: the surfaces of the top cover plate (1) and the negative pole column (4) are provided with nano holes through electrochemical corrosion.