CN215342843U

CN215342843U - Polymer battery and mould for packaging same

Info

Publication number: CN215342843U
Application number: CN202121721191.2U
Authority: CN
Inventors: 鲜海泉; 谢建锋; 周玉杰
Original assignee: Huizhou Youju Lithium Energy Technology Co ltd
Current assignee: Huizhou Youju Lithium Energy Technology Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-12-28
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to the technical field of polymer battery molds, and discloses a polymer battery, which comprises a battery body, wherein the outside of the battery body is provided with a protective shell, the outer wall of the protective shell is provided with an adhesive layer, the surface of the adhesive layer is provided with a sticker, two sides of the outer wall of the protective shell are respectively provided with a connecting block, the outer wall of each connecting block is provided with a convex pattern structure, the inside of the battery body is provided with a cathode sheet and an anode sheet, one end of the protective shell is provided with a positive lead, and a negative lead is arranged below the positive lead. The potential safety hazard is reduced. The utility model also discloses a die for packaging the polymer battery.

Description

Polymer battery and mould for packaging same

Technical Field

The utility model belongs to the technical field of polymer battery molds, and particularly relates to a polymer battery and a mold for packaging the same.

Background

The lithium polymer battery can be made into any shape and capacity, the three elements of the battery are a positive electrode, a negative electrode and an electrolyte, and the lithium polymer battery has the advantages of high specific energy, miniaturization, ultra-thinning, light weight, high safety and the like.

The surface of the traditional battery is only wrapped with a plastic layer, and when the battery bulges, a user cannot take the battery block, so that the safety is poor; the plastic layer on the surface of the battery is smooth, and the batteries cannot be bound and bonded with each other, so that the use by a user is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a polymer battery and a packaging mold thereof, which are used for solving the problems that when the quality of the battery is poor, a user cannot take a battery block, potential safety hazards exist, and the batteries cannot be bound with each other, so that the use of the user is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a polymer battery, includes battery body, battery body's outside is equipped with the protective housing, the outer wall of protective housing is equipped with the tie coat, and the surface of tie coat is equipped with the sticker, the outer wall both sides of protective housing all are equipped with the connecting block, and the outer wall of connecting block is equipped with the burr structure, battery body's inside is equipped with negative pole piece and positive pole piece, and the one end of protective housing is equipped with positive wire, the below of positive wire is equipped with negative wire.

Preferably, the one end of negative wire is connected with the second paster, the one end of positive wire is equipped with first paster, the one end side that the outer wall of protective housing is close to positive wire is equipped with the lug.

Preferably, a protective layer is arranged inside the battery body, and a separation sheet is arranged between the anode sheet and the cathode sheet.

Preferably, a cushion layer is arranged below the anode sheet, a laminated film is arranged above the cathode sheet, and a protective layer is arranged above the laminated film.

Preferably, the end, close to the lug, of the outer wall of the protective housing is provided with an insulating strip, the outer sleeve of the battery body is provided with a thin sheet, and the end, back to the lug, of the battery body is provided with a guide sheet.

The utility model provides a mould is used in polymer battery encapsulation, includes foretell polymer battery, still includes battery encapsulation mould, the battery body is installed in battery encapsulation mould's inside, and the outside of battery encapsulation mould is all run through to the one end of positive wire and negative wire.

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

(1) according to the utility model, the protective shell is arranged outside the battery body, the bonding layer and the sticker are arranged outside the protective shell, the sticker is torn off when the battery pack is used, and the bonding layers of the two batteries are aligned and bonded, so that the battery pack is formed, the operation of a user is more convenient, and the battery body is placed inside the protective shell, so that the battery pack is safer to use, and the potential safety hazard is reduced.

(2) According to the battery protection shell, the connecting blocks are symmetrically arranged on the two sides of the outer wall of the protection shell, and the circle of convex pattern structures are arranged on the outer wall of the connecting blocks, so that when the protection shell is abnormal and the battery body cannot be used, a user can take the protection shell through the connecting blocks, potential safety hazards are reduced, meanwhile, friction force is increased through the convex pattern structures, and the taking convenience is improved.

Drawings

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

FIG. 2 is an external view of the present invention;

fig. 3 is a sectional view of a battery body according to the present invention;

FIG. 4 is a schematic structural diagram of a battery packaging mold according to the present invention;

in the figure: 1-a first patch; 2-a second patch; 3-positive conductor; 4-a negative conductor; 5-a bump; 6-insulating strips; 7-connecting blocks; 8-relief structure; 9-a battery body; 10-flakes; 11-a protective shell; 12-a laminated film; 13-cathode plate; 14-a separator; 15-anode sheet; 16-a guide vane; 17-a cushion layer; 18-a protective layer; 19-a tie layer; 20-paster; 21-battery packaging mold.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a polymer battery, including battery body 9, battery body 9's outside is equipped with protective housing 11, protective housing 11's outer wall is equipped with tie coat 19, and tie coat 19's surface is equipped with sticker 20, protective housing 11's outer wall both sides all are equipped with connecting block 7, and connecting block 7's outer wall is equipped with burr structure 8, battery body 9's inside is equipped with negative pole piece 13 and positive pole piece 15, and protective housing 11's one end is equipped with positive wire 3, the below of positive wire 3 is equipped with negative wire 4, the user is connected positive wire 3 and negative wire 4 with the equipment of required power supply, when phenomenons such as bulge appear in protective housing 11, the user holds between the fingers connecting block 7 position, shift battery body 9 to safe region, reduce the potential safety hazard.

Preferably, the one end of negative wire 4 is connected with second paster 2, and the one end of positive wire 3 is equipped with first paster 1, and the outer wall of protective housing 11 is close to the one end side of positive wire 3 and is equipped with lug 5, and first paster 1 and second paster 2 mainly are positive, negative wire tip of protection, avoid positive, negative wire tip impaired, influence the electrically conductive effect of port department.

Preferably, the battery body 9 is internally provided with a protective layer 18, a separation sheet 14 is arranged between the anode sheet 15 and the cathode sheet 13, and the separation sheet 14 has a small thickness and mainly plays a role in separation and obstruction.

Preferably, a cushion layer 17 is arranged below the anode sheet 15, a laminated film 12 is arranged above the cathode sheet 13, a protective layer 18 is arranged above the laminated film 12, the surface of the protective layer 18 is tightly attached to the inner wall of the battery body 9, the electrolyte in the battery body 9 is prevented from seeping out, and the service life of the battery body 9 is prolonged.

Preferably, an insulating strip 6 is arranged at one end, close to the bump 5, of the outer wall of the protective shell 11, a sheet 10 is sleeved outside the battery body 9, a guide piece 16 is arranged at one end, opposite to the bump 5, of the battery body 9, the protruding height of the insulating strip 6 is not higher than one millimeter, the guide piece 16 is made of a metal material, and the conductivity is good.

The utility model provides a mould is used in polymer battery encapsulation, includes foretell polymer battery, still includes battery encapsulation mould 21, and battery body 9 installs in the inside of battery encapsulation mould 21, and the outside of battery encapsulation mould 21 is all run through to the one end of positive wire 3 and negative wire 4, and the outer wall of battery encapsulation mould 21 is smooth, and the person of facilitating the use takes.

The working principle and the using process of the utility model are as follows: when the utility model is used, a user puts the battery body 9 into the protective shell 11, the end guide sheet 16 of the battery body 9 is contacted with the inner wall of the protective shell 11, the battery body 9 comprises a laminated film 12, a cathode sheet 13, an anode sheet 15 and a cushion layer 17, a separation sheet 14 is arranged between the cathode sheet 13 and the anode sheet 15, the outside of the battery body 9 is sleeved with a layer of transparent thin sheet 10, which is convenient for the user to observe, the first paster 1 and the second paster 2 at the end parts of the positive lead 2 and the negative lead 4 are torn off after the installation, which provides energy for the equipment, if the user needs to assemble the battery into a battery assembly for use, the user tears off the paster 20, aligns and clings the bonding layers 19 on the surfaces of the two protective shells 11, then presses the finger belly, so that the battery body 9 forms the battery assembly, thereby being more convenient for the user to use, when the protective shells 11 are bulged and the like, the user holds the connecting block 7, and the battery body 9 is transferred to a safe area, so that the potential safety hazard is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A polymer battery, characterized in that: including battery body (9), the outside of battery body (9) is equipped with protective housing (11), the outer wall of protective housing (11) is equipped with tie coat (19), and the surface of tie coat (19) is equipped with sticker (20), the outer wall both sides of protective housing (11) all are equipped with connecting block (7), and the outer wall of connecting block (7) is equipped with burr structure (8), the inside of battery body (9) is equipped with negative pole piece (13) and positive pole piece (15), and the one end of protective housing (11) is equipped with positive wire (3), the below of positive wire (3) is equipped with negative wire (4).

2. A polymer battery according to claim 1, wherein: the one end of burden wire (4) is connected with second paster (2), the one end of positive wire (3) is equipped with first paster (1), the one end side that the outer wall of protective housing (11) is close to positive wire (3) is equipped with lug (5).

3. A polymer battery according to claim 1, wherein: a protective layer (18) is arranged inside the battery body (9), and a separation sheet (14) is arranged between the anode sheet (15) and the cathode sheet (13).

4. A polymer battery according to claim 1, wherein: the below of anode strip (15) is equipped with bed course (17), the top of cathode strip (13) is equipped with laminated film (12), the top of laminated film (12) is equipped with protective layer (18).

5. A polymer battery according to claim 2, wherein: the battery protection structure is characterized in that an insulating strip (6) is arranged at one end, close to the lug (5), of the outer wall of the protection shell (11), a thin sheet (10) is sleeved outside the battery body (9), and a guide sheet (16) is arranged at one end, back to the lug (5), of the battery body (9).

6. A mold for polymer battery encapsulation, characterized in that: the polymer battery comprising any one of claims 1 to 5, further comprising a battery packaging mold (21), wherein the battery body (9) is mounted inside the battery packaging mold (21), and one end of each of the positive lead (3) and the negative lead (4) penetrates to the outside of the battery packaging mold (21).