CN217149048U

CN217149048U - A easily tear and paste double faced adhesive tape for cell-phone lithium cell is fixed

Info

Publication number: CN217149048U
Application number: CN202221257219.6U
Authority: CN
Inventors: 赵云斐; 魏彦龙; 樊秋实; 樊勤海
Original assignee: Huizhou Qinzhou Jianzhi Optical Material Co ltd
Current assignee: Huizhou Qinzhou Jianzhi Optical Material Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-08-09
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses an easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone, which is used for bonding the lithium battery of the mobile phone and a mobile phone shell; comprises a UV adhesive layer, a PET film layer and an acrylic pressure-sensitive adhesive layer which are sequentially bonded; the UV adhesive layer is adhered to a lithium battery of the mobile phone, and the acrylic pressure-sensitive adhesive layer is adhered to a mobile phone shell; the part of the UV adhesive layer covered by the lithium battery of the mobile phone is an inner side part, the inner side part is provided with a plurality of weak adhesive areas, and the weak adhesive areas are uniformly distributed on the surface of the inner side part; the weak glue area is manufactured by irradiating the double faced adhesive tape through the UV point light source, the battery is wrapped and fixed on the mobile phone through the double faced adhesive tape, and the original combination body of easy-to-tear paste and the double faced adhesive tape is replaced by the single double faced adhesive tape, so that the cost is reduced, and the space is saved; the working procedures are reduced, and the thickness of the adhesive tape is reduced; the disassembly is very convenient.

Description

A easily tear and paste double faced adhesive tape for cell-phone lithium cell is fixed

Technical Field

The utility model relates to a fixed technical field of mobile phone batteries especially relates to an easily tear subsides double faced adhesive tape for mobile phone batteries is fixed.

Background

In the prior art, the battery of the mobile phone is fixedly connected in a manner of gluing basically and completely; in particular, the mobile phone shell and the battery are bonded by using a glue layer. In the development process of technique, in order to overcome the problem that the maintenance process is difficult to dismantle and components and parts are retrieved, adopted double-deck sticky structure to realize in the fixed of cell-phone lithium cell, specifically utilize and easily tear a parcel lithium cell, then paste again through the double faced adhesive tape and easily tear and paste to wholly bond fixedly to the cell-phone with the cell-phone lithium cell on. In addition, in order to facilitate disassembly, the easy-to-tear sticker needs to realize the weak glue area through printing, and the pull handle is manufactured through die cutting, so that the production process and the cost are increased; the extra double faced adhesive tape not only increases the cost, but also occupies the space of the battery in a squeezing way, and the improvement of the battery endurance is hindered.

Therefore, an adhesion scheme which has a simpler structure, reduces the hierarchical structure, and can achieve good adhesion performance and convenient disassembly performance is needed to be designed.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems that the prior bonding structure in the technology needs multi-layer matching to realize fixation, so that too much internal design space of the mobile phone is occupied, and production procedures and cost are increased; provides a technical scheme for solving the problem.

In order to achieve the purpose, the utility model provides an easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone, which is used for bonding the lithium battery of the mobile phone and a mobile phone shell; comprises a UV adhesive layer, a PET film layer and an acrylic pressure-sensitive adhesive layer which are sequentially bonded; the UV adhesive layer is adhered to the lithium battery of the mobile phone, and the acrylic pressure-sensitive adhesive layer is adhered to the mobile phone shell;

the UV glue layer is covered by the lithium battery of the mobile phone, the inner side part is provided with a plurality of weak glue areas, and the weak glue areas are uniformly distributed on the surface of the inner side part.

Preferably, the PET film layer protrudes from the lithium battery cell phone to form an outer side portion, and the outer side portion forms a drawing position.

Preferably, the UV adhesive layer partially protrudes out of the lithium battery of the mobile phone, a first transition layer is formed, and the first transition layer is bonded with the outer side part; the orthographic projection area of the first transition layer on a plane parallel to the outer side portion is smaller than the area of the outer side portion.

Preferably, the cross-sectional area of the first transition layer gradually decreases along a side away from the lithium battery of the mobile phone.

Preferably, at least part of the acrylic pressure-sensitive adhesive layer protrudes out of the orthographic projection covering surface of the lithium battery of the mobile phone to form a second transition layer, and the second transition layer is bonded with the outer side part; the orthographic projection area of the second transition layer on a plane parallel to the outer side portion is smaller than the area of the outer side portion.

Preferably, the cross-sectional area of the second transition layer gradually decreases along a side away from the lithium battery of the mobile phone.

The utility model has the advantages that: the utility model discloses an easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone, which is used for bonding the lithium battery of the mobile phone and a mobile phone shell; comprises a UV adhesive layer, a PET film layer and an acrylic pressure-sensitive adhesive layer which are sequentially bonded; the UV adhesive layer is adhered to a lithium battery of the mobile phone, and the acrylic pressure-sensitive adhesive layer is adhered to a mobile phone shell; the part of the UV adhesive layer covered by the lithium battery of the mobile phone is an inner side part, the inner side part is provided with a plurality of weak adhesive areas, and the weak adhesive areas are uniformly distributed on the surface of the inner side part; the weak glue area is manufactured by irradiating the double faced adhesive tape through the UV point light source, the battery is wrapped and fixed on the mobile phone through the double faced adhesive tape, and the original combination body of easy-to-tear paste and the double faced adhesive tape is replaced by the single double faced adhesive tape, so that the cost is reduced, and the space is saved; the working procedures are reduced, and the thickness of the adhesive tape is reduced; the disassembly is very convenient.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a usage state diagram of the present invention.

The main element symbols are as follows:

1. a UV adhesive layer; 11. an inner side portion; 111. a weak glue area; 12. a first transition layer;

2. a PET film layer; 21. an outer side portion;

3. an acrylic pressure-sensitive adhesive layer; 31. second transition layer

4. A lithium battery of the mobile phone; 5. a handset housing.

Detailed Description

In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.

In the following description, general example details are given to provide a more thorough understanding of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.

The utility model discloses an easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone, please refer to fig. 1-3; the mobile phone shell is used for bonding a lithium battery of the mobile phone and the mobile phone shell; comprises a UV adhesive layer 1, a PET film layer 2 and an acrylic pressure-sensitive adhesive layer 3 which are sequentially bonded; the UV adhesive layer 1 is adhered to a lithium battery 4 of the mobile phone, and the acrylic pressure-sensitive adhesive layer is adhered to a mobile phone shell 5;

the part of the UV adhesive layer 1 covered by the lithium battery of the mobile phone is an inner side part 11, the inner side part is provided with a plurality of weak adhesive areas 111, and the weak adhesive areas are uniformly distributed on the surface of the inner side part. The surface of the inner side part is irradiated by using a UV point light source, and uniformly distributed weak glue areas are formed, so that the UV glue layer and a lithium battery of the mobile phone can be conveniently torn and detached while a certain bonding effect is ensured; the double faced adhesive tape is irradiated through the UV point light source to manufacture the weak glue area, so that the battery is wrapped and fixed on the mobile phone by the double faced adhesive tape in a manner similar to an original easy-to-tear tape, the good anti-falling performance is realized, and the battery is easily detached by pulling a pull handle when the battery is detached.

In the present embodiment, the PET film layer 2 protrudes from the lithium battery cell to form an outer portion 21, which forms a drawing position.

In the embodiment, the part of the UV adhesive layer 1 protrudes from the lithium battery of the mobile phone, and forms the first transition layer 12, and the first transition layer 12 is bonded with the outer side 21; the area of the first transition layer 12, which is orthographic in a plane parallel to the outer portions, is smaller than the area of the outer portions. The possibility of bonding the UV adhesive layer with other electronic components is reduced, and the tearing is easier.

In the present embodiment, the cross-sectional area of the first transition layer 12 gradually decreases along the side away from the lithium battery of the mobile phone. The difficulty of dragging can be reduced, and raw materials are saved.

In the embodiment, at least part of the acrylic pressure-sensitive adhesive layer 3 protrudes from the front projection covering surface of the lithium battery of the mobile phone to form a second transition layer 31, and the second transition layer 31 is adhered to the outer side portion 21; the orthographic projection area of the second transition layer on a plane parallel to the outer side portion is smaller than the area of the outer side portion.

In this embodiment, the cross-sectional area of the second transition layer gradually decreases along the side away from the lithium battery of the mobile phone.

The utility model has the advantages that:

1. the original combination of easy-to-tear paste and double-sided adhesive tape is replaced by the single double-sided adhesive tape, so that the cost is reduced, the space is saved, and the cruising ability of the mobile phone is improved;

2. the bonding surface of the battery is provided with the UV viscosity-reducing pressure-sensitive adhesive, and the weak adhesive area is manufactured in a mode of replacing printing with a UV point light source, so that the working procedures are reduced, the thickness of the adhesive tape is reduced, and the space is saved.

The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. An easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone is used for bonding the lithium battery of the mobile phone and a mobile phone shell; the UV adhesive film is characterized by comprising a UV adhesive layer, a PET film layer and an acrylic pressure-sensitive adhesive layer which are sequentially bonded; the UV adhesive layer is adhered to the lithium battery of the mobile phone, and the acrylic pressure-sensitive adhesive layer is adhered to the mobile phone shell;

2. The easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone according to claim 1, wherein the PET film layer protrudes out of the lithium battery of the mobile phone to form an outer side part, and the outer side part forms a pulling position.

3. The easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone according to claim 2, wherein the UV adhesive layer partially protrudes from the lithium battery of the mobile phone and forms a first transition layer, and the first transition layer is bonded with the outer side part; the orthographic projection area of the first transition layer on a plane parallel to the outer side portion is smaller than the area of the outer side portion.

4. The easy-to-tear double-sided adhesive tape for fixing the lithium battery of the mobile phone according to claim 3, wherein the cross-sectional area of the first transition layer is gradually reduced along one side away from the lithium battery of the mobile phone.

5. The easy-to-tear double-sided adhesive tape for fixing the lithium battery of the mobile phone according to claim 2, wherein at least part of the acrylic pressure-sensitive adhesive layer protrudes out of the orthographic projection covering surface of the lithium battery of the mobile phone to form a second transition layer, and the second transition layer is bonded with the outer side part; the orthographic projection area of the second transition layer on a plane parallel to the outer side portion is smaller than the area of the outer side portion.

6. The easy-to-tear double faced adhesive tape for fixing a lithium battery of a mobile phone according to claim 5, wherein the cross-sectional area of the second transition layer is gradually reduced along a side away from the lithium battery of the mobile phone.