CN206148488U

CN206148488U - Mobile phone battery structure

Info

Publication number: CN206148488U
Application number: CN201621035474.0U
Authority: CN
Inventors: 王继生; 孟亚斌; 邓海强
Original assignee: JI'AN CITY YOUTELI TECHNOLOGY Co Ltd
Current assignee: JI'AN CITY YOUTELI TECHNOLOGY Co Ltd
Priority date: 2016-08-31
Filing date: 2016-08-31
Publication date: 2017-05-03
Anticipated expiration: 2026-08-31

Abstract

The utility model belongs to the technical field of mobile phone batteries, a mobile phone battery structure is provided, be in including electric core and connection the film of electricity core bottom, the electricity core with bond through AB glue between the film, electricity core bottom is equipped with and can supplies to connect AB glue's attach area, the film is just right attach area's face fovea superior is equipped with the first recess of the reinforcing face of bonding and prevents the second recess that AB glue spills over, electric core the excessive problem that leads to cost of labor increase, production efficiency reduction of gluing can appear with film bonding in -process during current mobile phone batteries can be solved in the design like this.

Description

A kind of mobile phone battery structure

Technical field

This utility model belongs to battery of mobile phone technical field, more particularly to a kind of battery of mobile phone knot of lithium battery low-pressure injection molding Structure.

Background technology

At present, it is with the continuous improvement and the fast development of telecommunication market of people's material and cultural life, such as intelligent The raising of the various digital product performances such as mobile phone, MP3, MP4, digital camera and DV and the increase of plant produced line manufacturing cost with And the raising of fraction defective, but the egative film of process for filling colloid lithium ion battery of mobile phone typically all needs to use in production in existing technology 3M glue is assembled to cling battery core bottom, and the gluing cauda mode production efficiency of this 3M is slow, and 3M glue and human cost height.So And with the prosperity of science and technology, there is the mode of automatic machines and equipment point AB glue to paste sticky end piece in market.So as to reduce Manpower and the cost of raw material, improve production efficiency.But in existing production process, egative film is pasted in the mode of point AB glue Afterwards, the phenomenon that AB glue can be overflowed in battery core surface is often occurred, so as to affect the outward appearance after packing.And then in the manufacturing Need to arrange manually to select and cut the post of glue ensureing the quality of product.Cost of labor can be thus increased, is also resulted in Production efficiency is reduced.

Utility model content

The purpose of this utility model is to provide a kind of mobile phone battery structure, it is intended to solve battery core in existing battery of mobile phone Cost of labor is caused to increase with excessive glue occurs in egative film bonding process, the problem that production efficiency is reduced.

This utility model is so to solve：A kind of mobile phone battery structure, including battery core and it is connected to the battery core bottom Egative film, connect by AB is gluing between the battery core and the egative film, the battery core bottom is provided with and is available for connecting the AB glue Attachment region, the egative film is just concavely provided with to the face of the attachment region to be strengthened the first groove of bonding plane and prevents the AB glue from overflowing The second groove for going out.

Further, width of the width of the egative film more than the attachment region.

Further, first groove is circular trough or polygon groove, and the quantity of first groove be it is multiple, it is many Individual first groove is along the bottom panel length directional spreding on the egative film.

Further, after the egative film is bonding with the battery core bottom, multiple first grooves are just to the attachment region.

Further, second groove is the bar-shaped trough arranged along the bottom panel length direction, and second groove Quantity be two, two second grooves both sides in first groove arranged in parallel.

Preferably, after the egative film is bonding with the battery core bottom, the attachment region positioned at two second grooves it Between.

Preferably, after the egative film is bonding with the battery core bottom, the two side ends of the attachment region are located at phase therewith respectively To second groove in.

Further, also including the high pressure cap being connected at the top of the battery core, be connected to the high pressure cap and described Pcb board and the bracing frame being connected between the pcb board and the battery core between battery core, and electrically connect the pcb board with The nickel sheet part of the battery core.

This utility model provide mobile phone battery structure relative to the technique effect that existing technology has be：By the bottom of at Attachment region on piece in correspondence battery core arranges the first groove for strengthening bonding plane and the second groove for preventing AB glue spilling, Jin Erke The department overflowed AB glue with while adhesive strength between egative film and battery core is ensured, passing through the second groove accommodates, And then prevent AB glue from overflowing the junction of egative film and battery core.

Description of the drawings

Fig. 1 is the overall exploded view of the mobile phone battery structure that this utility model embodiment is provided.

Fig. 2 is the partial exploded view of the mobile phone battery structure that this utility model embodiment is provided.

Fig. 3 is the structure chart of the mobile phone battery structure mediella that this utility model embodiment is provided.

Specific embodiment

In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain This utility model, is not used to limit this utility model.

It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another On one element or it is connected on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

Also, it should be noted that the orientation term such as left and right, upper and lower in this utility model embodiment, is only relative each other Concept or be reference with the normal operating condition of product, and should not be regarded as restrictive.

Accompanying drawing 1 be refer to shown in Fig. 3, in this utility model embodiment, there is provided a kind of mobile phone battery structure, including electricity Core 10 and the egative film 20 for being connected to 10 bottom of battery core, pass through AB glue between the battery core 10 and the egative film 20 or other can replace The liquid curing in generation is gluing to be connect, and 10 bottom of battery core is provided with the attachment region 101 for being available for connecting the AB glue, and the attachment region 101 sets The bottom that AB glue can be attached to according to mobile shape the battery core 10 in order to spot gluing equipment is put, the egative film 20 is just to the attachment The face in area 101 is concavely provided with the first groove 201 for strengthening bonding plane and the second groove 202 for preventing AB glue spilling.

The mobile phone battery structure of design, arranges enhancing by the attachment region 101 in correspondence battery core 10 on egative film 20 above First groove 201 of bonding plane and prevent the second groove 202 that AB glue overflows, so can ensure egative film 20 and battery core 10 it Between adhesive strength while, the second groove 202 department that AB glue be overflowed can also be passed through and accommodated, and then prevent AB glue spilling bottom The junction of piece 20 and battery core 10.

Specifically, as shown in Fig. 2 in this utility model embodiment, the width of the egative film 20 is more than the attachment region 101 Width；And the attachment region 101 is preferably located at the centre of 10 bottom of battery core；So can be designed so that egative film 20 by being somebody's turn to do AB glue on attachment region 101 is connected to after being extruded on 10 bottom of battery core, and what the AB glue flowed enters partly into the first groove 201 or second in groove 202.

Specifically, as shown in figure 3, in this utility model embodiment, first groove 201 is circular trough or polygon Groove, and the quantity of first groove 201 is multiple, multiple first grooves 201 are distributed in the bottom along 20 length direction of egative film On piece 20, while after the egative film 20 is bonding with 10 bottom of battery core, multiple first grooves 201 are just to the attachment region 101.

In the present embodiment, first groove 201 is recessed downwards to be formed along the surface of the egative film 20, while first groove 201 quantity is for multiple, and after egative film 20 is bonding with battery core 10, multiple first grooves 201 face attached in battery core 10 Area 101, so that the AB glue on attachment region 101 can be penetrated in the first groove 201, and then increase bond area so that Bonding between battery core 10 and egative film 20 is more firm.

Specifically, as shown in figure 3, in this utility model embodiment, second groove 202 is along the 20 length side of egative film To the bar-shaped trough for arranging, and the quantity of second groove 202 is two, two second grooves 202 it is arranged in parallel The both sides of first groove 201.

In the present embodiment, second groove 202 is also to be recessed downwards to be formed along the surface of egative film 20, and the first groove 201 and second groove 202 be generally aligned in the same plane, so design cause egative film 20 it is bonding with 10 bottom of battery core when, egative film 20 it is upper When surface abuts to attachment region 101, the AB glue parts on attachment region 101 are flowed in the first groove 201 increases bond area, A part be bonded in egative film 20 and battery core 10 just to face on, unnecessary part is then flowed into the both sides of the first groove 201 and arranges The second groove 202 in, and then can prevent unnecessary AB glue from spilling into the outside of egative film 20, so as to increase in production process Except glue process, so as to production efficiency is high.

In this utility model embodiment, after the egative film 20 is bonding with 10 bottom of battery core, the attachment region 101 is located at two Between second groove 202；Or after the egative film 20 is bonding with 10 bottom of battery core, the two side ends difference position of the attachment region 101 In second groove 202 on the other side, namely the two ends of 101 horizontal direction of attachment region are corresponded to respectively positioned at the first groove The top in the space residing for the second groove 202 of 201 both sides；Certainly other situations about can realize be can also be.

Specifically, as shown in figure 1, in this utility model embodiment, also including the high pressure being connected at the top of the battery core 10 Cap 30,60 be connected between the high pressure cap 30 and the battery core 10 and it is connected between the pcb board 40 and the battery core 10 Bracing frame, and electrically connect the nickel sheet part 50 of the pcb board 40 and the battery core 10.

Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model Protection domain within.

Claims

1. a kind of mobile phone battery structure, it is characterised in that：Including battery core and the egative film for being connected to the battery core bottom, the battery core Connect by AB is gluing between the egative film, the battery core bottom is provided with the attachment region for being available for connecting the AB glue, the egative film Second groove for strengthening first groove of bonding plane and preventing the AB glue spilling is concavely provided with to the face of the attachment region just.

2. mobile phone battery structure as claimed in claim 1, it is characterised in that：The width of the egative film is more than the attachment region Width.

3. mobile phone battery structure as claimed in claim 2, it is characterised in that：First groove is circular trough or polygon Groove, and the quantity of first groove is multiple, multiple first grooves are along the bottom panel length directional spreding at the bottom On piece.

4. mobile phone battery structure as claimed in claim 3, it is characterised in that：After the egative film is bonding with the battery core bottom, Multiple first grooves are just to the attachment region.

5. mobile phone battery structure as claimed in claim 2, it is characterised in that：Second groove is along the bottom panel length side To the bar-shaped trough for arranging, and the quantity of second groove is two, and two second grooves are arranged in parallel described The both sides of the first groove.

6. mobile phone battery structure as claimed in claim 5, it is characterised in that：After the egative film is bonding with the battery core bottom, The attachment region is located between two second grooves.

7. mobile phone battery structure as claimed in claim 5, it is characterised in that：After the egative film is bonding with the battery core bottom, The two side ends of the attachment region are located in second groove on the other side respectively.

8. the mobile phone battery structure as described in any one of claim 1-7, it is characterised in that：Also include being connected to the battery core top The high pressure cap in portion, the pcb board being connected between the high pressure cap and the battery core and it is connected to the pcb board and the electricity Bracing frame between core, and electrically connect the nickel sheet part of the pcb board and the battery core.