CN211182321U

CN211182321U - High-capacity soft package lithium ion battery for earphone

Info

Publication number: CN211182321U
Application number: CN202020076974.9U
Authority: CN
Inventors: 马红印; 李小宝
Original assignee: Hubei Lambotai New Energy Co ltd
Current assignee: Hubei Lambotai New Energy Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-08-04
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a high-capacity soft package lithium ion battery for earphone, including the lithium cell main part, the inside of lithium cell main part is provided with positive pole ear and negative pole ear respectively, and the tip of positive pole ear and the tip of negative pole ear all pass the lithium cell main part and extend to the side of lithium cell main part, the surface of lithium cell main part is provided with two sets of supply respectively the protection subassembly of positive pole ear with the protection of negative pole ear, and the protection subassembly is located the front of lithium cell main part and the back of lithium cell main part respectively, the protection subassembly includes installation piece and guard plate; through the protection machanism of design, be convenient for protect positive utmost point ear and negative pole ear, avoided operating personnel carelessly to drop lithium cell main part subaerially carelessly, cause positive utmost point ear and negative pole ear on the lithium cell main part can appear falling badly or fall the curved problem, help improving lithium cell main part's production quality.

Description

High-capacity soft package lithium ion battery for earphone

Technical Field

The utility model belongs to the technical field of the lithium cell, concretely relates to high capacity's soft packet of lithium ion battery for earphone.

Background

When the Bluetooth headset is used, a power supply is provided for the Bluetooth headset through the soft package lithium battery, the soft package lithium battery is only a polymer shell on the liquid lithium ion battery, the soft package lithium battery is structurally packaged by an aluminum plastic film, the soft package lithium battery can blow and crack at most under the condition of potential safety hazard, the capacity of the soft package lithium battery is large, is 10-15% higher than that of a steel shell battery with the same specification and size and is 5-10% higher than that of an aluminum shell battery,

when an existing lithium battery is produced, an operator carelessly drops the lithium battery on the ground, so that a positive electrode lug and a negative electrode lug on the lithium battery can fall down or bend, the product quality is affected, and the normal use of the lithium battery by a user is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high capacity soft packet of lithium ion battery for earphone to solve the current lithium cell that proposes in the above-mentioned background art when producing, operating personnel drops the lithium cell subaerially carelessly, causes positive ear and negative pole ear on the lithium cell can appear falling badly or fall the turn, leads to the fact the influence to the production quality, influences the problem of user to lithium cell normal use.

In order to achieve the above object, the utility model provides a following technical scheme: a high-capacity soft package lithium ion battery for an earphone comprises a lithium battery main body, wherein a positive electrode lug and a negative electrode lug are respectively arranged in the lithium battery main body, the end part of the positive electrode lug and the end part of the negative electrode lug penetrate through the lithium battery main body and extend to the side surface of the lithium battery main body, two groups of protection components for protecting the positive electrode lug and the negative electrode lug are respectively arranged on the surface of the lithium battery main body, the protection components are respectively positioned on the front surface of the lithium battery main body and the back surface of the lithium battery main body, each protection component comprises an installation block and a protection plate, a sliding groove is formed in the installation block, a sliding plate is arranged on the side surface of the protection plate, the end part of the sliding plate extends to the inside of the sliding groove, four groups of inserting grooves are further formed in the installation block, two groups of grooves are formed in the, the plug board can reciprocate up and down in the slot, the end part of the plug board can be embedded into the slot, the surface of the plug board is provided with a limiting block, and a compression spring is arranged between the limiting block and the groove.

Preferably, corners all around of lithium cell main part all are provided with the buffer block, just buffer block position rubber material component.

Preferably, two groups of movable grooves are formed in the surface of the sliding plate, movable blocks are arranged on the surface of the limiting block, and the end portions of the movable blocks penetrate through the movable grooves and extend to the outer portion of the surface of the sliding plate.

Preferably, the outer portions of the positive electrode tab and the negative electrode tab are provided with insulating sheets.

Preferably, a shell is arranged outside the lithium battery main body, and the shell is an aluminum-plastic film.

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

(1) through the protection machanism of design, be convenient for protect positive utmost point ear and negative pole ear, avoided operating personnel carelessly to drop lithium cell main part subaerially carelessly, cause positive utmost point ear and negative pole ear on the lithium cell main part can appear falling badly or fall the curved problem, help improving lithium cell main part's production quality.

(2) Through the buffer block of design, be convenient for hold lithium cell main part when personnel use and touch other hard objects, cause four corners of lithium cell main part to bump the bad condition, help prolonging the life of lithium cell main part.

Drawings

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

FIG. 2 is a connection diagram of the mounting block, the slide plate and the protection plate of the present invention;

FIG. 3 is a connection diagram of the mounting block, the slide plate and the insert plate of the present invention;

FIG. 4 is a schematic cross-sectional view of the mounting block and the slide plate of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 4 according to the present invention;

fig. 6 is a left side view schematic structure diagram of the present invention;

in the figure: 1. a protection plate; 2. mounting blocks; 3. a cache block; 4. a lithium battery main body; 5. an insulating sheet; 6. a slide plate; 7. a chute; 8. inserting plates; 9. a slot; 10. a limiting block; 11. a moving block; 12. a groove; 13. a compression spring; 14. a positive tab; 15. and a negative tab.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a high-capacity soft package lithium ion battery for an earphone comprises a lithium battery main body 4, wherein a positive lug 14 and a negative lug 15 are respectively arranged inside the lithium battery main body 4, the end part of the positive lug 14 and the end part of the negative lug 15 both penetrate through the lithium battery main body 4 and extend to the side surface of the lithium battery main body 4, two groups of protection components for protecting the positive lug 14 and the negative lug 15 are respectively arranged on the surface of the lithium battery main body 4, the protection components are respectively positioned on the front surface of the lithium battery main body 4 and the back surface of the lithium battery main body 4, each protection component comprises an installation block 2 and a protection plate 1, a sliding groove 7 is formed inside the installation block 2, a sliding plate 6 is arranged on the side surface of the protection plate 1, the end part of the sliding plate 6 extends to the inside of the sliding groove 7, four groups of slots 9 are also formed inside the installation block 2, and the picture peg 8 can be in the inside reciprocal activity from top to bottom of slot 9, the inside that the tip of picture peg 8 can imbed slot 9 has, the surface of picture peg 8 is provided with stopper 10, be provided with compression spring 13 between stopper 10 and the recess 12, protection mechanism through the design, be convenient for protect positive tab 14 and negative pole ear 15, avoided operating personnel carelessly with lithium cell main part 4 drop subaerially, cause positive tab 14 and negative pole ear 15 on the lithium cell main part 4 can appear falling badly or fall the problem of crookedly, help improving the production quality of lithium cell main part 4.

In this embodiment, preferred, lithium cell main part 4 all be provided with buffer block 3 in the corner all around, and buffer block 3 bit rubber material component, through buffer block 3 of design, be convenient for hold lithium cell main part 4 when the personnel use and touch other hard objects, cause four corners of lithium cell main part 4 to bump the bad condition, help prolonging the life of lithium cell main part 4.

In this embodiment, preferably, two sets of movable grooves are formed in the surface of the sliding plate 6, the movable block 11 is arranged on the surface of the limiting block 10, and the end of the movable block 11 penetrates through the movable grooves and extends to the outside of the surface of the sliding plate 6.

In the present embodiment, insulating sheets 5 are preferably provided on the outer portions of positive electrode tab 14 and negative electrode tab 15.

In this embodiment, a casing is preferably provided outside the lithium battery main body 4, and the casing is an aluminum-plastic film.

The utility model discloses a theory of operation and use flow:

when the utility model is used, the moving block 11 is held to move inwards to drive the limiting block 10 to move, the limiting block 10 drives the plug board 8 to move inwards, the moving block 11 stops moving after moving inwards to a proper position, at the moment, the end part of the plug board 8 is separated from the slot 9, then the sliding board 6 moves rightwards, the sliding board 6 drives the protection board 1 to move rightwards, the sliding board 6 moves rightwards after moving rightwards to a proper position, the moving block 11 is released, the compression spring 13 stretches back to push the limiting block 10 to move outwards, the limiting block 10 drives the plug board 8 to move outwards, then the end part of the plug board 8 is embedded into the slot 9 to be used, the positive electrode lug 14 and the negative electrode lug 15 are protected, the problem that an operator carelessly drops the lithium battery main body 4 on the ground to cause the positive electrode lug 14 and the negative electrode lug 15 on the lithium battery main body 4 to fall or bend is avoided, contributes to the improvement of the production quality of the lithium battery main body 4.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high capacity soft packet of lithium ion battery for earphone, includes lithium cell main part (4), its characterized in that: the lithium battery protection structure is characterized in that a positive electrode lug (14) and a negative electrode lug (15) are respectively arranged in the lithium battery main body (4), the end part of the positive electrode lug (14) and the end part of the negative electrode lug (15) penetrate through the lithium battery main body (4) and extend to the side surface of the lithium battery main body (4), two groups of protection components for protecting the positive electrode lug (14) and the negative electrode lug (15) are respectively arranged on the surface of the lithium battery main body (4), the protection components are respectively located on the front surface of the lithium battery main body (4) and the back surface of the lithium battery main body (4), each protection component comprises an installation block (2) and a protection plate (1), a sliding groove (7) is formed in the installation block (2), a sliding plate (6) is arranged on the side surface of the protection plate (1), and the end part of the sliding plate (6) extends to the inside of, four sets of slots (9) have still been seted up to the inside of installation piece (2), two sets of recess (12) have been seted up to the inside of slide (6), the inside of recess (12) is provided with picture peg (8), just picture peg (8) can the inside up-and-down reciprocal activity of slot (9), the tip of picture peg (8) can be embedded in the inside of slot (9) has, the surface of picture peg (8) is provided with stopper (10), stopper (10) with be provided with compression spring (13) between recess (12).

2. The soft package lithium ion battery for the high-capacity earphone according to claim 1, characterized in that: the corners all around of lithium cell main part (4) all are provided with buffer block (3), just buffer block (3) position rubber material component.

3. The soft package lithium ion battery for the high-capacity earphone according to claim 1, characterized in that: two groups of movable grooves are formed in the surface of the sliding plate (6), a movable block (11) is arranged on the surface of the limiting block (10), and the end portion of the movable block (11) penetrates through the movable grooves and extends to the outer portion of the surface of the sliding plate (6).

4. The soft package lithium ion battery for the high-capacity earphone according to claim 1, characterized in that: and insulating sheets (5) are arranged outside the positive electrode tab (14) and outside the negative electrode tab (15).

5. The high-capacity soft package lithium ion battery for the earphone according to claim 2, wherein: the lithium battery is characterized in that a shell is arranged outside the lithium battery main body (4), and the shell is an aluminum-plastic film.