CN211376701U

CN211376701U - Battery of easy assembly

Info

Publication number: CN211376701U
Application number: CN201922129052.XU
Authority: CN
Inventors: 廖伟鑫; 陈志勇
Original assignee: Guangdong Mic Power New Energy Co Ltd
Current assignee: Guangdong Mic Power New Energy Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-28
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a battery of easy assembly through setting up battery case, rolling up core, block external member and protection sleeve spare. In the practical application process, because bottom conductive adhesive piece and top conductive adhesive piece have viscidity and electric conductivity, bottom conductive adhesive piece can let the bottom electrode be connected with the battery top cap, and top conductive adhesive piece can let the top electrode be connected with battery case, and the assembly quality need not to adopt the welded mode can accomplish the assembly of protection, and the assembly step is simple convenient, has improved assembly efficiency greatly, the productivity effect of enterprise greatly to a certain extent.

Description

Battery of easy assembly

Technical Field

The utility model relates to a battery technology field especially relates to a battery of easy assembly.

Background

Currently, a battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to generate an electric current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries generally refer to small devices that can generate electrical energy. Such as a solar cell. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery is used as an energy source, can obtain current which has stable voltage and current, is stably supplied for a long time and is slightly influenced by the outside, has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life.

Because the chemical property of battery is comparatively active, at the practical application of battery in-process, in order to prevent that the battery from still carrying out charge-discharge work under extreme condition, all can assemble the protection shield on the battery, the effect of protection shield play control and management, can say that, the security of battery can greatly be improved in the installation of protection shield. However, in the actual assembly process, the protection plate also needs to input voltage for operation, so that the electrodes arranged on the protection plate are mostly connected with the battery top cover and the battery shell by using connecting sheets and adopting a welding mode, and the protection plate maintains the operation state by using the voltage stored in the battery. But adopt welded mode, can increase the installation degree of difficulty of protection shield, if the battery is small, the protection shield volume that corresponds also can be little, adopts welded mode just to damage the protection shield easily, and the protection shield that is small simultaneously also can let the welding degree of difficulty also can greatly increased, this installation effectiveness that can greatly reduced protection shield undoubtedly, the assembly efficiency of greatly reduced battery promptly is unfavorable for the output of enterprise, reduces the productivity effect of enterprise.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing one kind and need not to adopt welded mode just can be connected with battery top cap and battery case, assembly step is simple convenient, the higher and easy battery of assembling that can not reduce the productivity effect of enterprise of assembly efficiency.

The purpose of the utility model is realized through the following technical scheme:

an easily assembled battery comprising:

a battery case;

the winding core is arranged in the battery shell;

the cap assembly comprises a battery top cap and a rubber ring, the battery top cap is arranged on the battery shell, the rubber ring is arranged between the battery shell and the battery top cap, and the rubber ring is respectively in close contact with the battery shell and the battery top cap; and

the protective sheath spare, the protective sheath spare includes that protection shield, bottom electrically conductive glue piece and top layer electrically conductive glue piece, be provided with the bottom electrode on the side of protection shield, be provided with the top layer electrode on the another side of protection shield, the bottom electrically conductive glue piece set up in on the bottom electrode, just the bottom electrically conductive glue piece with battery top cap connects, the top layer electrically conductive glue piece set up in on the top layer electrode, just the top layer electrically conductive glue piece with battery case connects.

In one embodiment, the top conductive adhesive member includes a top conductive adhesive body and a plurality of conductive adhesive legs, the top conductive adhesive body is disposed on the top electrode, the conductive adhesive legs are disposed on the top conductive adhesive body at the same intervals, and each conductive adhesive leg is connected to the battery case.

In one embodiment, the top layer conductive adhesive member includes 4 to 6 conductive adhesive pins.

In one embodiment, the top conductive adhesive body and each conductive adhesive foot are of an integrally formed structure.

In one of the embodiments, a position-avoiding hole is formed in the winding core, the battery easy to assemble further comprises a core column, the core column is arranged in the battery shell, and the core column is located in the position-avoiding hole.

In one embodiment, the winding core comprises a positive plate, a separation plate and a negative plate, and the positive plate, the separation plate and the negative plate are sequentially stacked and wound to form the winding core.

In one embodiment, the rubber ring is a rubber ring.

In one embodiment, the protection sleeve further comprises an output electrode group, wherein the output electrode group comprises a positive electrode connecting disc and a negative electrode connecting disc, and the positive electrode connecting disc and the negative electrode connecting disc are both arranged on the protection plate.

In one embodiment, the positive electrode land and the negative electrode land each have a rectangular cross section.

In one embodiment, the battery top cover is provided with an annular notch.

The utility model discloses compare in prior art's advantage and beneficial effect as follows:

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an assembly diagram of an easily assembled battery according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an internal structure of a battery easy to assemble according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, an easily assembled battery 10 includes a battery case 100, a winding core 200, a cap assembly 300, and a protective sleeve 400.

Thus, it should be noted that the battery case 100 and the cap kit 300 both perform the functions of packaging and protection; the winding core 200 plays a role in charging and discharging; the protective sleeve 400 serves to monitor and manage the winding core 200.

Referring to fig. 2, the winding core 200 is disposed in the battery case 100.

Thus, it should be noted that, when the winding core 200 is required to discharge, the winding core 200 outputs a voltage to an external device; when the winding core 200 is required to be charged, an external voltage is input to the winding core 200.

Referring to fig. 2, the cap assembly 300 includes a battery top cap 310 and a rubber ring 320, the battery top cap 310 is disposed on the battery case 100, the rubber ring 320 is disposed between the battery case 100 and the battery top cap 310, and the rubber ring 320 is in tight contact with the battery case 100 and the battery top cap 320, respectively.

Thus, it should be noted that the battery top cover 310 plays a role in packaging and protecting, so as to prevent external objects from entering the battery case 100 and damaging the winding core 200; the rubber ring 320 plays a role of sealing and waterproofing, and prevents an external conductive liquid medium from entering the inside of the battery case 100, resulting in a short circuit of the jelly roll 200. Specifically, the rubber ring 320 is a rubber ring. As described above, the material for the rubber ring 320 may be rubber, but it is needless to say that other materials having sealing and waterproof properties may be flexibly selected to manufacture the rubber ring 320 according to actual conditions.

Referring to fig. 1 and 2, the protective sheath 400 includes a protective plate 410, a bottom conductive adhesive 420 and a top conductive adhesive 430, wherein a bottom electrode is disposed on one side of the protective plate 410, a top electrode is disposed on the other side of the protective plate 410, the bottom conductive adhesive 420 is disposed on the bottom electrode, the bottom conductive adhesive 420 is connected to the top cap 310, the top conductive adhesive 430 is disposed on the top electrode, and the top conductive adhesive 430 is connected to the battery case 100.

So, it should be noted that, in the practical application process, because bottom conductive adhesive member 420 and top conductive adhesive member 430 have viscidity and electric conductivity, bottom conductive adhesive member 420 can let the bottom electrode be connected with battery top cap 310, top conductive adhesive member 430 can let the top electrode be connected with battery case 100, the assembly personnel need not to adopt the welded mode can accomplish the assembly of protection, the assembly step is simple and convenient, the assembly efficiency is greatly improved, the productivity effect of enterprise can be greatly increased to a certain extent.

It should be further noted that the bottom conductive adhesive member 420 is a bottom conductive adhesive member 420 of a double-sided adhesive layer member, that is, both sides have adhesive force, and the bottom conductive adhesive member 420 realizes connection between the bottom electrode and the top cap 310 of the battery by using the double-sided adhesive force; the top conductive adhesive member 430 is a single-sided adhesive member, i.e., only one side has adhesive force, and the top conductive adhesive member 430 is used to connect the top electrode with the battery case 100.

Further, referring to fig. 2 again, in an embodiment, the top conductive adhesive member 430 includes a top conductive adhesive body 431 and a plurality of conductive adhesive legs 432, the top conductive adhesive body 431 is disposed on the top electrode, the conductive adhesive legs 432 are disposed on the top conductive adhesive body 431 at the same intervals, and the conductive adhesive legs 432 are connected to the battery case 100.

Thus, it should be noted that the top conductive adhesive member 430 includes a top conductive adhesive body 431 and a plurality of conductive adhesive legs 432, the top conductive adhesive body 431 and the top electrode have the same shape and area, and the top conductive adhesive body 431 completely covers the top electrode; the arrangement of the plurality of conductive rubber feet 432 can ensure that the connection stability with the battery shell 100 is stronger, and meanwhile, the phenomenon that the top layer conductive rubber body 431 is wrinkled can be prevented.

Specifically, referring to fig. 2 again, in one embodiment, the top conductive adhesive member 430 includes 4 to 6 conductive adhesive legs 432.

As described above, the specific number of the conductive rubber legs 432 can be flexibly set according to actual conditions, and the preferable number is 4 to 6. Specifically, in an embodiment, the top conductive adhesive body 431 and each conductive adhesive foot 432 are integrally formed.

Thus, it should be noted that the design that the top conductive adhesive body 431 and the conductive adhesive legs 432 are integrally formed structures can enhance the overall mechanical strength of the top conductive adhesive member 430 and prolong the service life of the top conductive adhesive member 430.

Further, referring to fig. 2 again, in an embodiment, a position-avoiding hole 210 is formed in the winding core 200, and the battery 10 easy to assemble further includes a core column disposed in the battery case 100, and the core column is located in the position-avoiding hole 210.

In this way, the core column is provided to prevent the core 200 from being excessively expanded, and the core column serves to protect the core 200.

Further, in an embodiment, the winding core 200 includes a positive electrode sheet, a separator sheet, and a negative electrode sheet, which are sequentially stacked and wound to form the winding core 200.

Thus, it should be noted that the positive plate is the positive electrode of the winding core 200, the negative plate is the negative electrode of the winding core 200, and the separator plays the role of insulation and isolation to prevent the short circuit phenomenon caused by the direct contact between the positive plate and the negative plate.

Further, referring to fig. 1 again, in one embodiment, the protective cover 400 further includes an output electrode assembly 440, the output electrode assembly 440 includes a positive electrode connecting pad 441 and a negative electrode connecting pad 442, and the positive electrode connecting pad 441 and the negative electrode connecting pad 442 are disposed on the protective plate 410.

In this way, the positive terminal land 441 and the negative terminal land 442 are used for connecting an external device, and are welded to the positive terminal land 441 and the negative terminal land 442 by using one end of the connection harness, and the other end of the connection harness is connected to the external device, thereby completing the connection between the battery 10 and the external device which are easy to assemble. Specifically, the positive electrode land 441 and the negative electrode land 442 each have a rectangular cross section.

Further, in one embodiment, the battery top cover 310 is provided with an annular notch.

In this way, when the internal air pressure of the battery 10 which is easy to assemble is too high, the annular notch is opened, and the air pressure can burst the annular notch and be discharged, so that the excessive air pressure of the battery 10 which is easy to assemble is prevented.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An easily assembled battery, comprising:

a battery case;

the winding core is arranged in the battery shell;

2. The battery of claim 1, wherein the top conductive adhesive member comprises a top conductive adhesive body and a plurality of conductive adhesive legs, the top conductive adhesive body is disposed on the top electrode, the conductive adhesive legs are disposed on the top conductive adhesive body at the same intervals, and the conductive adhesive legs are connected to the battery case.

3. The easy-to-assemble battery according to claim 2, wherein the top layer conductive adhesive member comprises 4 to 6 conductive adhesive pins.

4. The easy-to-assemble battery of claim 2, wherein the top layer conductive adhesive body and each conductive adhesive foot are of an integrally formed structure.

5. The battery of claim 1, wherein the winding core has a hole for avoiding position, the battery further comprises a core column disposed in the battery case, and the core column is disposed in the hole for avoiding position.

6. The easy-to-assemble battery according to claim 5, wherein the winding core comprises a positive electrode sheet, a separator sheet and a negative electrode sheet, and the positive electrode sheet, the separator sheet and the negative electrode sheet are sequentially stacked and wound to form the winding core.

7. An easily assembled battery according to claim 1, wherein the rubber ring is a rubber ring.

8. The easily assembled battery according to claim 1, wherein the protection sheathing member further comprises an output electrode group including a positive electrode land and a negative electrode land, both of which are provided on the protection plate.

9. The easily assembled battery according to claim 8, wherein the positive electrode land and the negative electrode land each have a rectangular cross section.

10. The easily assembled battery as claimed in claim 1, wherein the battery top cover is formed with an annular score.