CN210176783U - Heat dissipation copper foil adhesive tape for mobile phone display screen - Google Patents
Heat dissipation copper foil adhesive tape for mobile phone display screen Download PDFInfo
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- CN210176783U CN210176783U CN201920817063.4U CN201920817063U CN210176783U CN 210176783 U CN210176783 U CN 210176783U CN 201920817063 U CN201920817063 U CN 201920817063U CN 210176783 U CN210176783 U CN 210176783U
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Abstract
The utility model discloses a heat dissipation copper foil tape for mobile phone display screen, including release paper and a plurality of copper foil tapes arranged on the release paper, the front of a plurality of copper foil tapes is provided with an insulating film, the periphery of the insulating film is connected with the copper foil tapes through annular double faced adhesive tapes, so that a gap is left between the copper foil tapes and the insulating film, and the gap is filled with a graphite radiating fin for connecting the insulating film and the copper foil tapes; the width of the insulating film is set at 1/3 of the copper foil tape; the insulating film is positioned in the middle of the copper foil tape and is used for separating the copper foil tape into an upper conductive area and a lower conductive area. The utility model discloses simple structure, convenient to use through pasting it to the heat conduction copper foil that can effectively send electronic components on electronic components, again by the copper foil with heat conduction on the graphite radiator to reach quick radiating purpose.
Description
Technical Field
The utility model relates to a copper foil field especially relates to a heat dissipation copper foil sticky tape for cell-phone display screen.
Background
At present, partial products in the market conduct heat conduction and heat dissipation through metal materials, particularly copper and aluminum, although the heat conductivity coefficient of copper is 398W/mK, the application of the copper is limited due to the fact that the copper is heavy and easy to oxidize, and the like, and the heat conductivity coefficient of aluminum is 237W/mK, and the requirements of the existing products on heat conduction and heat dissipation are difficult to meet. The heat dissipation film made of natural graphite materials and artificially synthesized graphite materials used at present improves the heat dissipation of electronic products to a certain extent, but the graphite heat dissipation film is mainly made by a method of directly rolling treated graphite and methods of macromolecular carbonization, graphitization and the like, and the heat dissipation material with the surface made of graphite has low tensile strength, is fragile, has more particles and dust and is inconvenient to install and use.
With the miniaturization and high integration of integrated circuits, the packing density of electronic components continues to increase, providing powerful usage functions, while also leading to a dramatic increase in the operating power consumption and heat generation thereof. The first technical officer, Pat-Gaersin, responsible for chip design, by the former Intel corporation, pointed out: "if the chip power consumption and heat dissipation problems cannot be solved, the chip surface will be as hot as the surface of the sun by 2015". High temperatures can have detrimental effects on the stability, reliability and lifetime of electronic components, such as excessive temperatures that can compromise semiconductor junctions, damage the circuit connection interfaces, increase the resistance of the conductors and cause mechanical stress damage. There is data indicating that CPU failures due to overheating account for 55% of the total number of CPU failures. Even for a single communication device or electronic component, the reliability is reduced by 50% for every 10 ℃ increase in operating temperature. Therefore, in order to ensure high reliability while the device exhibits optimum performance, it is necessary to ensure that the heat generated by the heat-generating electronic component can be discharged in time.
At present, heat dissipation materials for large-scale integrated circuits at home and abroad are mainly heat-conducting silica gel and graphite flakes. The common heat-conducting silica gel is an organic silicon material, has low heat conductivity coefficient and can only meet the use requirements of common integrated circuits.
Patent No. CN201721200568.3 discloses a heat-conducting and heat-dissipating adhesive tape, comprising: from the type rete, be equipped with first high temperature resistant gluing layer from type rete upper end, first high temperature resistant gluing layer upper end is equipped with the graphite layer, graphite layer upper end is equipped with the high temperature resistant gluing layer of second, the high temperature resistant gluing layer upper end of second is equipped with the electromagnetic shield layer, the electromagnetic shield layer upper end is equipped with double-deck substrate, double-deck substrate upper end is equipped with the high temperature resistant gluing layer of third, the high temperature resistant gluing layer upper end of third is equipped with infrared radiation heat dissipation coating. The utility model discloses a heat conduction heat dissipation sticky tape adopts graphite to carry out heat-conduction and infrared radiation and dispels the heat, has still designed the electromagnetic shield layer simultaneously, has advantages such as heat conduction efficiency height, conduction and rate of heat dissipation are fast, effective restriction electromagnetism radiation.
Patent number CN201520208083.3 discloses a graphene composite heat dissipation film, which comprises a PET release film layer, a first heat conductive adhesive layer, a carbon nanotube layer, a copper foil layer, a graphene layer, a second heat conductive adhesive layer, a PET substrate layer and an antistatic coating from top to bottom. Carbon nanotube, copper foil, graphite alkene direct joint in the compound radiating film of graphite alkene are in the same place, can effectively improve the heat conduction effect, and this utility model's compound radiating film of graphite alkene possesses the effect of preventing static simultaneously, is convenient for install and use, can wide application in products such as high electron device, liquid crystal display that calorific capacity.
In summary, with the rapid development of smart phones, the screen is made larger, so that the heat dissipation and electromagnetic shielding of the smart phones are more and more emphasized by mobile phone manufacturers, especially high-end smart phones, and in order to increase the experience of users on the operation of the mobile phone screen, a plurality of manufacturers add copper foils for heat conduction, heat dissipation and electromagnetic shielding in the screen assembly. The existing copper foil is generally and simply used and is simply adhered to a shielding cover or an electronic component which needs heat conduction and heat dissipation and electromagnetic shielding, the heat conduction and heat dissipation performance of the copper foil is general, and a copper foil adhesive tape used for electronic components of mobile phones is designed aiming at the problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome the above problem that prior art exists, provide a heat dissipation copper foil sticky tape for mobile phone display screen, the utility model discloses simple structure, convenient to use through the graphite fin that increases on the copper foil sticky tape, the heat conduction thermal diffusivity of increase copper foil sticky tape that can be effectively quick.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a heat dissipation copper foil tape for a mobile phone display screen comprises release paper and a plurality of copper foil tapes arranged on the release paper, wherein an insulating film is arranged on the front surfaces of the copper foil tapes, the periphery of the insulating film is connected with the copper foil tapes through annular double-sided tapes, so that a gap is reserved between the copper foil tapes and the insulating film, and a graphite heat dissipation fin for connecting the insulating film and the copper foil tapes is filled in the gap; the width of the insulating film is set at 1/3 of the copper foil tape; the insulating film is positioned in the middle of the copper foil tape and is used for separating the copper foil tape into an upper conductive area and a lower conductive area.
Preferably, a gasket is arranged on the back surface of the copper foil adhesive tape, is arranged on one side of the bottom of the copper foil adhesive tape and is connected with release paper through glue; the gasket is set to be a PET film, and the thickness of the PET film is set to be 0.05-0.15 mm.
Preferably, the release paper is provided with a cutting line, the cutting line is used for dividing the release paper into two parts, and the cutting line is positioned on one side of the copper foil adhesive tape.
Preferably, the copper foil tape is provided with a protective film, and two sides of the protective film are arranged in the fabrication holes.
Preferably, the thickness of the copper foil tape is set to 0.03-0.05 mm.
Preferably, the thickness of the graphite heat radiating fin is set to be 0.01-0.015 mm.
Preferably, the thickness of the insulating film is set to 0.05 to 0.01 mm.
Preferably, the thickness of the protective film and the release paper is set to be 0.1-0.15 mm.
Preferably, extension pins are further arranged on two sides of the copper foil tape, are located at the bottom of the copper foil tape, and are connected with the gasket.
The utility model has the advantages that:
1. the copper foil adhesive tape can effectively transmit heat emitted by a chip in an electronic component of a mobile phone to the copper foil adhesive tape, and then transmits the heat to the graphite radiating fin through the copper foil adhesive tape, so that a radiating channel is built, the purpose of quick heat conduction and radiation is achieved, and the experience effect of a screen is promoted;
2. the utility model has stable structure, uneasy damage, long service life and high temperature resistance, and is helpful for heat conduction and heat dissipation of electronic components;
3. the copper foil adhesive tape of the utility model is mainly used for the electric conduction and heat dissipation and electromagnetic shielding of the electronic components of the mobile phone; the cutting lines arranged on the release paper are beneficial to the peeling of the release paper and the sticking of the copper foil adhesive tape;
4. the utility model discloses simple structure, convenient to use, and frivolous, can satisfy the light of current market to electronic product, thin requirement and design, have good toughness concurrently, be difficult for appearing wrinkling during the bonding operation, warp, fracture or tear etc..
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented according to the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural diagram related to the present invention;
fig. 2 is a schematic back view of the present invention;
fig. 3 is a schematic structural diagram related to the present invention;
fig. 4 is an exploded view of the present invention.
The reference numbers in the figures illustrate: the structure comprises release paper 1, a copper foil tape 2, an insulating film 3, a graphite radiating fin 4, a gasket 5, a cutting line 6, a protective film 7, a fabrication hole 8, a double-sided adhesive tape 9, an extension pin 10, an upper conductive region 201 and a lower conductive region 202.
Detailed Description
The invention is further described with reference to the accompanying drawings:
referring to fig. 1 to 4, a heat dissipation copper foil tape for a mobile phone display screen includes a release paper 1 and a plurality of copper foil tapes 2 arranged on the release paper, wherein an insulating film 3 is arranged on the front surface of the plurality of copper foil tapes 2, the periphery of the insulating film 3 is connected with the copper foil tapes 2 through an annular double-sided adhesive tape 9, so that a gap is left between the copper foil tapes 2 and the insulating film 3, and the gap is filled with a graphite heat sink 4 connecting the insulating film 3 and the copper foil tapes 2; the width of the insulating film 3 is set at 1/3 of the copper foil tape 2; the insulating film 3 is positioned in the middle of the copper foil tape 2 for separating the copper foil tape 2 into an upper conductive area 201 and a lower conductive area 202. By adopting the technical scheme, the copper foil tape 2 can be conveniently stripped, and the fracture, wrinkling, deformation and the like generated when the copper foil tape 2 is stripped are reduced; the copper foil tape 2 is beneficial to heat conduction and radiation and electromagnetic shielding of electronic components; the graphite radiating fins 4 are beneficial to increasing the heat conduction and radiation of the copper foil adhesive tape 2; the upper conductive region 201 and the lower conductive region 202 help to conduct heat away from the electronic component.
Preferably, a gasket 5 is arranged on the back surface of the copper foil tape 2, and the gasket 5 is arranged on one side of the bottom of the copper foil tape 2 and is connected with the release paper 1 through glue; the pad 5 is set to be a PET film, and the thickness of the PET film is set to be 0.05-0.15 mm. By adopting the technical scheme, the copper foil tape 2 can be used for heightening, and the local toughness and strength of the copper foil tape 2 can be increased, so that the copper foil tape 2 can be conveniently pasted and bent to climb.
Preferably, a cutting line 6 is arranged on the release paper 1, the cutting line 6 is used for dividing the release paper 1 into two parts, and the cutting line 6 is positioned on one side of the copper foil tape 2. By adopting the technical scheme, the peeling of the release paper 1 is facilitated.
Preferably, a protective film 7 is arranged on the copper foil tape 2, and two sides of the protective film 7 are arranged at the fabrication holes 8. By adopting the technical scheme, the surface of the copper foil tape 2 is protected, scratching is prevented, and the copper foil tape 2 is convenient to adhere. The provided fabrication holes 8 are helpful for processing or mounting and positioning the copper foil tape 2.
Preferably, the thickness of the copper foil tape 2 is set to 0.03 to 0.05 mm. By adopting the technical scheme, the copper foil tape is light and thin, and is beneficial to heat conduction and radiation of the copper foil tape 2 and electromagnetic wave shielding.
Preferably, the thickness of the graphite fin 4 is set to 0.01 to 0.015 mm. By adopting the technical scheme, the copper foil tape 2 is beneficial to quick heat conduction and heat dissipation and is high-temperature resistant.
Preferably, the thickness of the insulating film 3 is set to 0.05 to 0.01 mm. By adopting the technical scheme, the shielding device is used for shielding the conductive surface on the surface of the copper foil and sealing the graphite radiating fins 4 on the copper foil adhesive tape 2, so that the graphite radiating fins 4 can be insulated and radiated conveniently.
Preferably, the thickness of the protective film 7 and the release paper 1 is set to be 0.1-0.15 mm. By adopting the technical scheme, the toughness and the strength of the copper foil tape 2 are increased, the copper foil tape 2 is protected, and the copper foil tape 2 is prevented from deforming.
Preferably, extension legs 10 are further disposed on both sides of the copper foil tape 2, and the extension legs 10 are located at the bottom of the copper foil tape 2 and connected to the gasket 5. By adopting the technical scheme, the copper foil tape 2 can be conveniently pasted and the bottom of the copper foil tape can be conveniently bent.
The specific embodiment is as follows:
in practical use, a user peels off the release paper on one side of the copper foil tape firstly, peels off the copper foil tape and the protective film from the release paper on the other side, holds two sides of the protective film, sticks one side of the lower conductive area of the copper foil tape to the electronic component or the shielding case firstly through the extending pin on the copper foil tape, and sticks the graphite radiating fin and the upper conductive area to the electronic component or the shielding case in sequence, thereby completing the sticking of the copper foil tape.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a heat dissipation copper foil sticky tape for cell-phone display screen which characterized in that: the insulation film comprises release paper (1) and a plurality of copper foil tapes (2) arranged on the release paper, wherein an insulation film (3) is arranged on the front surfaces of the copper foil tapes (2), the periphery of the insulation film (3) is connected with the copper foil tapes (2) through an annular double-sided adhesive tape (9), a gap is reserved between the copper foil tapes (2) and the insulation film (3), and a graphite radiating fin (4) for connecting the insulation film (3) and the copper foil tapes (2) is filled in the gap; the width of the insulating film (3) is set at 1/3 of the copper foil tape (2); the insulating film (3) is positioned in the middle of the copper foil tape (2) and is used for separating the copper foil tape (2) into an upper conductive area (201) and a lower conductive area (202).
2. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, characterized in that: a gasket (5) is arranged on the back surface of the copper foil adhesive tape (2), and the gasket (5) is arranged on one side of the bottom of the copper foil adhesive tape (2) and is connected with release paper (1) through glue; the gasket (5) is set to be a PET film, and the thickness of the PET film is set to be 0.05-0.15 mm.
3. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, characterized in that: be provided with on the type paper (1) and cut line (6), cut line (6) are used for dividing type paper (1) into two, and its cut line (6) are located one side of copper foil sticky tape (2).
4. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, characterized in that: the copper foil adhesive tape (2) is provided with a protective film (7), and two sides of the protective film (7) are arranged in the process holes (8).
5. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, characterized in that: the thickness of the copper foil tape (2) is set to be 0.03-0.05 mm.
6. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, characterized in that: the thickness of the graphite radiating fins (4) is set to be 0.01-0.015 mm.
7. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, wherein: the thickness of the insulating film (3) is set to 0.05-0.01 mm.
8. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 4, wherein: the thickness of the protective film (7) is set to be 0.1-0.15 mm.
9. The heat-dissipating copper foil tape for a mobile phone display screen according to claim 1, wherein: the two sides of the copper foil tape (2) are also provided with extension pins (10), and the extension pins (10) are located at the bottom of the copper foil tape (2) and connected with the gasket (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817063.4U CN210176783U (en) | 2019-06-02 | 2019-06-02 | Heat dissipation copper foil adhesive tape for mobile phone display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817063.4U CN210176783U (en) | 2019-06-02 | 2019-06-02 | Heat dissipation copper foil adhesive tape for mobile phone display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210176783U true CN210176783U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920817063.4U Active CN210176783U (en) | 2019-06-02 | 2019-06-02 | Heat dissipation copper foil adhesive tape for mobile phone display screen |
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| Country | Link |
|---|---|
| CN (1) | CN210176783U (en) |
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2019
- 2019-06-02 CN CN201920817063.4U patent/CN210176783U/en active Active
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