CN216890772U - A paste dress structure for having dysmorphism opening graphite flake - Google Patents
A paste dress structure for having dysmorphism opening graphite flake Download PDFInfo
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- CN216890772U CN216890772U CN202220084519.2U CN202220084519U CN216890772U CN 216890772 U CN216890772 U CN 216890772U CN 202220084519 U CN202220084519 U CN 202220084519U CN 216890772 U CN216890772 U CN 216890772U
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- adhesive layer
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- tear
- opening
- matte black
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model is a pasting structure used for a graphite sheet with a special-shaped opening, the graphite sheet comprises an upper part, the rest parts are lower parts, the upper part at least comprises an opening window, and the opening window is provided with an opening channel communicated with the outside; a grid adhesive layer is formed on the surface of the upper part, a matte black single-sided adhesive layer is formed on the lower part, and the thickness of the grid adhesive layer is the same as that of the matte black single-sided adhesive layer; release films are arranged on the surfaces of the grid adhesive layer and the matte black single-sided adhesive layer, and tear marks are formed on the joint of the grid adhesive layer and the matte black single-sided adhesive layer by the release films; one side of the graphite flake, which is far away from the grid adhesive layer, is also sequentially provided with an adhesive layer and a protective film; the grid adhesive layer and the bonding adhesive layer are provided with avoidance holes corresponding to the windows and the open channels; owing to there are window and open channel in the upper portion, consequently need adopt the net glue film to reach the bonding effect of not overflowing gluing, tear from open channel when tearing from type membrane in order to prevent to tear simultaneously, adopt the tear mark fracture to leave type membrane in upper and lower part, can be better tear from type membrane, reinforcing structural stability.
Description
Technical Field
The utility model relates to the technical field of a heat dissipation graphite sheet of a middle frame of a mobile phone, in particular to a mounting structure for a graphite sheet with a special-shaped opening.
Background
The graphite flake is a brand new heat-conducting and heat-dissipating material, conducts heat uniformly in two directions, shields heat sources and components, and improves the performance of consumer electronic products. With the acceleration of upgrading and upgrading of electronic products and the increasing heat dissipation management requirements of mini, highly integrated, and high performance electronic devices. The novel natural graphite solution has high heat dissipation efficiency, small occupied space and light weight, conducts heat uniformly along two directions, eliminates a 'hot spot' area, shields a heat source and components and improves the performance of consumer electronic products. A typical thermal management system consists of an external cooling device, a heat sink and a thermal cross-section. The important function of the heat sink is to create a maximum effective surface area over which heat is transferred and carried away by the external cooling medium. The graphite radiating fins are used for effectively transferring heat by uniformly distributing the heat on a two-dimensional plane, and the components are guaranteed to work at the borne temperature. The product characteristics are as follows: the surface can be combined with other materials such as metal, plastic, adhesive sticker and the like to meet more design functions and requirements.
At present, a mounting structure of a graphite sheet is mostly used on a middle frame structure of a mobile phone, but because components of the mobile phone are complex in arrangement, a plurality of avoiding holes are needed, even a hollow window position is often needed to be reserved at the middle part of the graphite sheet for a mobile phone chip, and the mobile phone chip is connected with an external circuit through a flat cable, so that the graphite sheet also needs to reserve enough space for the flat cable; so, to this kind of film type level of graphite flake dress structure, if do not carry out the design of glue film, rete at the opening part in the dress process, the dislocation adhesion when producing the bonding easily, tear the graphite flake directly from the opening part easily when tearing the protection film in addition, consequently need further design on the whole dress structure of pasting of graphite flake.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of bonding dislocation and easy tearing of a graphite sheet mounting structure with a middle frame and an opening position in the prior art; provides a technical scheme for solving the problem.
To achieve the above object, the present invention provides a mounting structure for a graphite sheet having a specially shaped opening, comprising a graphite sheet; the graphite sheet comprises an upper part and the rest parts are lower parts, the upper part at least comprises a window, and the window is provided with an opening channel communicated with the outside; a grid adhesive layer is formed on the surface of the upper part, a matte black single-sided adhesive layer is formed on the lower part, and the thickness of the grid adhesive layer is the same as that of the matte black single-sided adhesive layer; release films are arranged on the surfaces of the grid adhesive layer and the matte black single-sided adhesive layer, and tear marks are formed on the joint of the grid adhesive layer and the matte black single-sided adhesive layer by the release films; a bonding adhesive layer and a protective film are sequentially arranged on one side of the graphite sheet away from the grid adhesive layer; the grid glue film with the bonding glue film all is provided with the correspondence the windowing with the hole of dodging of opening the passageway.
Preferably, the release film is provided with a dodging hole corresponding to the windowing, and the release film is provided with a tear mark corresponding to the shape of the opening channel.
Preferably, the protection film is provided with a dodging hole corresponding to the window, and the protection film is provided with a tear mark corresponding to the shape of the opening channel.
Preferably, the release film is an embossed grid release film.
Preferably, the thickness of the release film is 0.075-0.080 mm.
Preferably, the side of the protective film, which is far away from the adhesive layer, is sequentially provided with an acrylic protective film.
Preferably, the release film is provided with a hand tearing position protruding at the tearing mark.
The utility model has the beneficial effects that: the utility model provides a mounting structure for a graphite sheet with a special-shaped opening, which comprises a graphite sheet; the graphite flake comprises an upper part and the rest parts are lower parts, the upper part at least comprises a window, and the window is provided with an opening channel communicated with the outside; a grid adhesive layer is formed on the surface of the upper part, a matte black single-sided adhesive layer is formed on the lower part, and the thickness of the grid adhesive layer is the same as that of the matte black single-sided adhesive layer; release films are arranged on the surfaces of the grid adhesive layer and the matte black single-sided adhesive layer, and tear marks are formed on the joint of the grid adhesive layer and the matte black single-sided adhesive layer by the release films; one side of the graphite flake, which is far away from the grid adhesive layer, is also sequentially provided with an adhesive layer and a protective film; the grid adhesive layer and the bonding adhesive layer are provided with avoidance holes corresponding to the windows and the open channels; owing to there are window and open channel in the upper portion, consequently need adopt the net glue film to reach the bonding effect of not overflowing gluing, tear from open channel when tearing from type membrane in order to prevent to tear simultaneously, adopt the tear mark fracture to leave type membrane in upper and lower part, can be better tear from type membrane, reinforcing structural stability.
Drawings
Fig. 1 is a plan view of a graphite sheet of the present invention;
FIG. 2 is a plan view of the overall structure of the present invention;
FIG. 3 is a plan view of the adhesive layer of the grid of the present invention;
FIG. 4 is a hierarchical structure diagram of the present invention.
The main element symbols are as follows:
1. a graphite sheet; 11. an upper portion; 111. windowing; 112. an open channel; 12. a lower portion;
2. a grid glue layer;
3. a matte black single-sided adhesive layer;
4. a release film; 41. tearing; 42. a hand tearing position;
5. bonding the adhesive layer;
6. a protective film;
7. acrylic protective film.
Detailed Description
In order to more clearly describe the present invention, the present invention will be further described with reference to the accompanying drawings.
In the following description, details of the preferred examples are given to provide a more thorough understanding of the utility model. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. It should be understood that the specific embodiments are illustrative of the utility model and are not to be construed as limiting the utility model.
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 present invention provides a mounting structure for graphite sheet with irregular openings, please refer to fig. 1-4; comprising a graphite sheet; the graphite sheet 1 comprises an upper part 11 and the other parts are lower parts 12, the upper part 11 at least comprises a window 111, and the window is provided with an opening channel 112 communicated with the outside; a grid glue layer 2 is formed on the surface of the upper part 11, a matte black single-sided glue layer 3 is formed on the surface of the lower part 12, and the grid glue layer 2 and the matte black single-sided glue layer 3 are the same in thickness; the side of the position needs to contain components because of the existence of the windowing, so that the use of the grid glue layer can not generate large-range glue overflow, and the overflow from the windowing position can be prevented; meanwhile, in order to ensure certain structural strength, different colloids are filled in the upper part and the lower part; the surfaces of the grid glue layer 2 and the matte black single-sided glue layer 3 are provided with release films 4, and tear marks 41 are formed on the release films 4 at the joint of the grid glue layer and the matte black single-sided glue layer; one side of the graphite flake 1, which is far away from the grid glue layer 2, is also sequentially provided with a bonding glue layer 5 and a protective film 6; the grid glue film and the bonding glue film are provided with avoidance holes corresponding to the windowing channels and the opening channels. Through the ingenious design of multilayer structure spare for the windowing on upper portion can have more appropriate net glue film bonding, and adopt the tear mark to improve the stability of structure between upper and lower part, prevent to tear along the opening passageway when using.
In this embodiment, be provided with the dodge hole that corresponds the windowing from the type membrane, and be provided with the tear mark that corresponds with opening channel shape from the type membrane. Glue can be dispensed at the open channel, so a tear line is required to prevent the sticking effect when the release film is torn.
In this embodiment, the protection film is provided with a dodging hole corresponding to the opening, and the protection film is provided with a tear mark corresponding to the shape of the opening channel.
In this embodiment, the release film is an embossed mesh release film. Preferably, the thickness of the release film is 0.075-0.080 mm.
In the embodiment, an acrylic protective film 7 is further sequentially arranged on one side of the protective film 6 away from the adhesive layer; the protective film is a 50U silica gel protective film, and the thickness is 0.05 mm; the acrylic protective film is a transparent PET single-layer acrylic protective film, and the thickness of the acrylic protective film is 0.05 mm; improve the stability of putting the dress structure entirely and anticollision effect when transporting.
Preferably, the release film 4 has a hand-tearing position 42 protruding from the tear mark 41.
The utility model has the advantages that:
owing to there are window and open channel in the upper portion, consequently need adopt the net glue film to reach the bonding effect of not overflowing gluing, tear from open channel when tearing from type membrane in order to prevent to tear simultaneously, adopt the tear mark fracture to leave type membrane in upper and lower part, can be better tear from type membrane, reinforcing structural stability.
The above disclosure is only for a few specific embodiments of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (7)
1. A mounting structure for a graphite sheet having a shaped opening, comprising a graphite sheet; the graphite sheet comprises an upper part and the rest parts are lower parts, the upper part at least comprises a window, and the window is provided with an opening channel communicated with the outside; a grid adhesive layer is formed on the surface of the upper part, a matte black single-sided adhesive layer is formed on the lower part, and the thickness of the grid adhesive layer is the same as that of the matte black single-sided adhesive layer; release films are arranged on the surfaces of the grid adhesive layer and the matte black single-sided adhesive layer, and tear marks are formed on the joint of the grid adhesive layer and the matte black single-sided adhesive layer by the release films; a bonding adhesive layer and a protective film are sequentially arranged on one side of the graphite sheet away from the grid adhesive layer; the grid glue film with the bonding glue film all is provided with the correspondence the windowing with the hole of dodging of opening the passageway.
2. The mounting structure for graphite sheets with irregular openings according to claim 1, wherein the release film is provided with an avoiding hole corresponding to the opening, and the release film is provided with a tear corresponding to the shape of the opening channel.
3. The mounting structure for graphite sheets with irregular openings according to claim 1, wherein the protective film is provided with an avoidance hole corresponding to the opening, and the protective film is provided with a tear corresponding to the shape of the opening channel.
4. The mounting structure for graphite sheets with irregular openings as claimed in claim 1, wherein the release film is an embossed mesh release film.
5. The mounting structure for graphite sheets with irregular openings according to claim 4, wherein the thickness of the release film is 0.075-0.080 mm.
6. The mounting structure for graphite sheets with irregular openings as claimed in claim 1, wherein an acrylic protective film is sequentially disposed on the side of the protective film away from the adhesive layer.
7. The mounting structure for graphite sheets with irregular openings as claimed in claim 1, wherein the release film is formed with a hand-tearing position protruding at the tearing mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220084519.2U CN216890772U (en) | 2022-01-13 | 2022-01-13 | A paste dress structure for having dysmorphism opening graphite flake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220084519.2U CN216890772U (en) | 2022-01-13 | 2022-01-13 | A paste dress structure for having dysmorphism opening graphite flake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216890772U true CN216890772U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220084519.2U Active CN216890772U (en) | 2022-01-13 | 2022-01-13 | A paste dress structure for having dysmorphism opening graphite flake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216890772U (en) |
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2022
- 2022-01-13 CN CN202220084519.2U patent/CN216890772U/en active Active
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