CN210367514U - Heat radiation sheet applied to mobile phone loudspeaker - Google Patents
Heat radiation sheet applied to mobile phone loudspeaker Download PDFInfo
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- CN210367514U CN210367514U CN201921109525.3U CN201921109525U CN210367514U CN 210367514 U CN210367514 U CN 210367514U CN 201921109525 U CN201921109525 U CN 201921109525U CN 210367514 U CN210367514 U CN 210367514U
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Abstract
A heat dissipation sheet applied to a mobile phone loudspeaker comprises a silica gel protection film, a graphite heat dissipation assembly, a PET (polyethylene terephthalate) original film, a single-sided adhesive, a frosted PC (polycarbonate) film and a release film, wherein the silica gel protection film is provided with a middle setting area and two side end setting areas; the graphite heat dissipation assembly is arranged in the middle setting area; two PET original films are arranged and are respectively arranged in two side end arrangement areas; the single-sided adhesive is coated on the graphite heat dissipation assembly and the PET original film; the frosted PC film is arranged on the single-sided adhesive; the release film is arranged on the single-sided adhesive and is opposite to the frosted PC film. The radiating sheet is simple in structure and convenient to install, and can be installed as long as the release film is removed; meanwhile, through the arrangement of the graphite radiating assembly, heat generated on the loudspeaker of the mobile phone can be quickly conducted and dissipated, and the overall radiating effect of the mobile phone is ensured. In addition, the heat dissipation sheet can increase the volume quality of the mobile phone loudspeaker and enlarge the sound effect.
Description
Technical Field
The utility model relates to a heat radiation structure's of electronic product technical field especially relates to a be applied to heat dissipation sheet of cell-phone speaker.
Background
At present, the processor function of electronic products is stronger and stronger, the power consumption is larger and larger, and the heat productivity is increased. Therefore, the heat dissipation performance of the electronic product is very important. Especially, precise and portable electronic products, such as smart phones and the like, have high power consumption and large heat productivity, but have too small volume, and heat dissipation is a problem to be solved urgently. For example, a smart phone generally adopts a composite material heat dissipation film adhered to an inner surface of a mobile phone case to adhere heat generating components such as a mobile phone battery and the like to the case, so as to quickly conduct and dissipate heat. However, the current heat dissipation film has the following problems:
1) the structure is simple, but the heat dissipation effect is poor;
2) the heat dissipation effect is good, but the structure is complicated, the manufacturing cost is high, and the processing is loaded down with trivial details.
Therefore, it is necessary to provide a technical means to solve the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a be applied to mobile phone speaker's heat dissipation sheet to there is the radiating effect poor, the structure is complicated, the cost is with high costs and the loaded down with trivial details problem of processing in the heat dissipation membrane of solving among the prior art.
The utility model discloses a realize like this, a be applied to cell-phone speaker's heat dissipation sheet, include:
the silica gel protective film is provided with a middle setting area and two side end setting areas positioned at two sides of the middle setting area;
the graphite heat dissipation assembly is arranged in the middle arrangement area of the silica gel protective film, and the central line of the graphite heat dissipation assembly is superposed with the central line of the silica gel protective film;
two PET original films are arranged and are respectively arranged in two side end arrangement areas on the silica gel protective film;
the single-sided adhesive is covered on the graphite heat dissipation assembly and the PET original film;
the frosted PC film is arranged on the single-sided adhesive;
and the release film is arranged on the single-sided adhesive and is opposite to the frosted PC film.
Specifically, graphite radiator unit includes first graphite flake, second graphite flake and graphite viscose layer, graphite viscose layer is located first graphite flake with between the second graphite flake.
Further, the length and width dimensions of the first graphite sheet are the same as the length and width dimensions of the second graphite sheet.
Further, the first graphite sheet and the second graphite sheet each have a thickness of 0.01 to 0.015 mm.
Preferably, the thickness of the graphite adhesive layer is 0.055-0.065 mm.
Specifically, the width of the PET original film is 15-20 mm.
Specifically, the thickness of the single-sided adhesive is 0.01 mm.
Specifically, the central line of dull polish PC membrane with the central line coincidence of single face is glued, and the width of dull polish PC membrane is 22.5 mm.
Specifically, the thickness of the release film is 0.08 mm.
Specifically, a handle position is arranged on the release film and protrudes out of the single-sided adhesive.
Compared with the prior art, the beneficial effects of the utility model are that:
the application is applied to heat dissipation sheet of cell-phone speaker mainly by silica gel protection film, graphite radiator unit, former membrane of PET, single face glue, dull polish PC membrane and from the type membrane constitution, and it is simple structure not only, simple to operate moreover as long as remove from the type membrane, with the hand with laminate it on the cell-phone speaker, like this, alright install this heat dissipation sheet and set up.
Meanwhile, through the arrangement of the graphite radiating assembly, heat generated on a loudspeaker of the mobile phone can be quickly dissipated, and the overall radiating effect of the mobile phone is ensured.
Still, the heat dissipation sheet that is applied to cell-phone speaker of this application can make cell-phone speaker increase volume feel, enlarges the audio.
Drawings
Fig. 1 is a schematic front view of a heat dissipation sheet applied to a speaker of a mobile phone according to an embodiment of the present invention;
fig. 2 is a schematic back view of a heat dissipation sheet applied to a speaker of a mobile phone according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a part of a heat dissipation sheet applied to a speaker of a mobile phone, the part being lifted;
fig. 4 is an exploded schematic view of a heat dissipation sheet applied to a speaker of a mobile phone according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a graphite heat dissipation assembly applied to a heat dissipation sheet of a speaker of a mobile phone according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
Referring to fig. 1 to 4, in order to provide a preferred embodiment of the present invention, the present embodiment relates to a heat dissipation sheet 1 applied to a speaker of a mobile phone, which includes a silica gel protective film 10, a graphite heat dissipation assembly 20, a PET original film 30, a single-sided adhesive 40, a frosted PC film 50, and a release film 60, and the following describes each component of the heat dissipation sheet 1 applied to the speaker of the mobile phone further;
the silica gel protective film 10 is provided with a middle setting area 11 and two side end setting areas 12 positioned at two sides of the middle setting area 11;
the graphite heat dissipation assembly 20 is arranged in the middle arrangement area 11 of the silica gel protective film 10, and the central line of the graphite heat dissipation assembly 20 is superposed with the central line of the silica gel protective film 10 so as to ensure positioning and installation;
two PET original films 30 are arranged, and the two PET original films 30 are respectively arranged in two side end arrangement areas 12 on the silica gel protective film 10;
the single-sided adhesive 40 is covered on the graphite heat dissipation component 20 and the PET original film 30;
the frosted PC film 50 is arranged on the single-sided adhesive 40 through a double-sided adhesive tape 51;
the release film is arranged on the single-sided adhesive and is opposite to the frosted PC film 50.
The heat dissipation sheet 1 applied to the mobile phone speaker of the embodiment mainly comprises a silica gel protective film 10, a graphite heat dissipation assembly 20, a PET original film 30, a single-sided adhesive 40, a frosted PC film 50 and a release film 60, and is simple in structure and convenient to install, and the heat dissipation sheet can be installed and set as long as the release film 60 is removed by hand.
Meanwhile, through the arrangement of the graphite heat dissipation assembly 20, heat generated on the loudspeaker of the mobile phone can be quickly dissipated, and the overall heat dissipation effect of the mobile phone is ensured.
Still, the heat radiation sheet 1 applied to the mobile phone loudspeaker of the application can increase the volume texture of the mobile phone loudspeaker and enlarge the sound effect.
Referring to fig. 3 to 5, the graphite material of the graphite heat dissipation assembly 20 of the present embodiment is made of graphene, wherein the ratio of graphene (graphene): the carbon material is a two-dimensional carbon material and is a general name of single-layer graphene, double-layer graphene and multi-layer graphene;
single layer Graphene (Graphene): refers to a two-dimensional carbon material composed of a layer of carbon atoms which are periodically and closely packed in a benzene ring structure (i.e. a hexagonal honeycomb structure);
bilayer graphene (Bilayer or double-layer graphene): the two-dimensional carbon material is formed by stacking two layers of carbon atoms which are periodically and closely stacked in a benzene ring structure (namely a hexagonal honeycomb structure) in different stacking modes (including AB stacking, AA stacking and the like);
few-layer graphene (Few-layer): the carbon material is a two-dimensional carbon material formed by stacking 3-10 layers of carbon atoms which are periodically and closely stacked in a benzene ring structure (namely a hexagonal honeycomb structure) in different stacking modes (including ABC stacking, ABA stacking and the like);
multilayer or thick-layer graphene (multi-layer graphene): the carbon material is a two-dimensional carbon material formed by stacking carbon atoms with a thickness of more than 10 layers and less than 10nm in a benzene ring structure (namely a hexagonal honeycomb structure) in a periodic close packing manner in different stacking modes (including ABC stacking, ABA stacking and the like);
graphene is the thinnest, hardest nanomaterial known to the world, and it is almost completely transparent, absorbing only 2.3% of light; the heat conductivity coefficient is as high as 5300W/m.K, higher than that of carbon nano tube and diamond, and its electron mobility is over 15000cm at normal temp2V.s, higher than carbon nanotube or silicon crystal, and a resistivity of only about 10-6Omega cm, lower than copper or silver, is the material with the smallest resistivity in the world. Because of its extremely low resistivity and high electron transfer rate, it is expected to be used for developing a new generation of thinner and faster conductive electronic devices or transistors; since graphene is essentially a transparent and good conductor, it is also suitable for manufacturing transparent touch screens, optical panels, and even solar cells.
The graphite heat dissipation assembly 20 of the present embodiment preferably includes a first graphite sheet 21, a second graphite sheet 22, and a graphite adhesive layer 23, wherein the graphite adhesive layer 23 is disposed between the first graphite sheet 21 and the second graphite sheet 22. Preferably, the graphite adhesive layer 23 is a double-sided adhesive tape, so as to facilitate the drawing of materials and the bonding of the first graphite sheet 21 and the second graphite sheet 22.
For convenience of processing and material selection, the length and width dimensions of the first graphite sheet 21 are the same as those of the second graphite sheet 21.
Meanwhile, because the graphite sheet is also a conductor and is easy to generate dust, if the dust falls on the circuit board, the circuit board is likely to be short-circuited, the design mostly adopts a full-sealed design to consider the heat dissipation problem, and therefore, the materials for wrapping the edges at the two sides are thin as much as possible; similarly, too thick graphite adhesive layer 13 will also affect heat conduction. Therefore, the thicknesses of the first graphite sheet 21 and the second graphite sheet 22 are both 0.01-0.015mm, and the thickness of the graphite adhesive layer 23 is 0.055-0.065mm, so as to ensure that the graphite heat dissipation assembly 20 formed in the range achieves a good heat dissipation effect, and simultaneously ensure that the whole thickness of the heat dissipation sheet 1 applied to the mobile phone loudspeaker of the embodiment can be applied to different types of mobile phones; preferably, the thickness of each of the first graphite sheet 21 and the second graphite sheet 22 is 0.01mm, and the thickness of the graphite adhesive layer 23 is 0.06mm, so that the overall thickness of the formed graphite heat dissipation assembly 20 is 0.08 mm.
In addition, the width of the PET original film 30 of the embodiment is 15-20mm, and the PET original film 30 is a PET film without a release force, so as to ensure the positioning of the graphite heat dissipation assembly 20. The thickness of transparent protection film is 0.05mm to when guaranteeing to reach the protection graphite radiator unit 20, save material, optimize the production design.
Referring to fig. 4, in the present embodiment, the single-sided adhesive 40 is a black single-sided adhesive, and the thickness of the single-sided adhesive 40 is 0.01 mm. Meanwhile, the single-sided adhesive 40 covers the PET original films 30 on both sides to prevent the positioning holes on the PET original films 30 from shifting by more than 5 mm.
The central line of the frosted PC film 50 is superposed with the central line of the single-sided adhesive 40, so that the frosted PC film 50 is arranged in the middle of the single-sided adhesive 40, and the width of the frosted PC film 50 is 22.5 mm; simultaneously, the left and right deviation of the position of the frosted PC film 50 attached on the single-sided adhesive 40 is not more than 0.1 mm.
The release film 60 is a blue PET release film; moreover, preferably, the thickness of the release film 60 is 0.08mm, and the thickness of the release film 60 is set, so that the required product requirements can be met, the material can be saved, and the production design can be optimized.
Referring to fig. 1 and 2, in the present embodiment, the release film 60 is provided with the handle position 61, and the handle position 61 protrudes from the single-sided adhesive 40, so that the user can tear the release film 60 to attach the heat dissipation sheet to the speaker of the mobile phone by setting the handle position 61, and the operation can be performed quickly and conveniently.
Simultaneously, the handle portion 61 has a rectangular cross-section for the purpose of manufacturing the arrangement and ensuring a good tearing touch feeling for the user.
The above description is only for the preferred embodiment of the present invention, and the structure is not limited to the above-mentioned shape, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A heat dissipation sheet applied to a speaker of a mobile phone, comprising:
the silica gel protective film is provided with a middle setting area and two side end setting areas positioned at two sides of the middle setting area;
the graphite heat dissipation assembly is arranged in the middle arrangement area of the silica gel protective film, and the central line of the graphite heat dissipation assembly is superposed with the central line of the silica gel protective film;
two PET original films are arranged and are respectively arranged in two side end arrangement areas on the silica gel protective film;
the single-sided adhesive is covered on the graphite heat dissipation assembly and the PET original film;
the frosted PC film is arranged on the single-sided adhesive;
and the release film is arranged on the single-sided adhesive and is opposite to the frosted PC film.
2. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 1, wherein: graphite radiator unit includes first graphite flake, second graphite flake and graphite viscose layer, graphite viscose layer is located first graphite flake with between the second graphite flake.
3. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 2, wherein: the length and width dimensions of the first graphite sheet are the same as the length and width dimensions of the second graphite sheet.
4. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 3, wherein: the thickness of the first graphite sheet and the second graphite sheet is 0.01-0.015 mm.
5. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 2, wherein: the thickness of the graphite adhesive layer is 0.055-0.065 mm.
6. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 1, wherein: the width of the PET original film is 15-20 mm.
7. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 1, wherein: the thickness of the single-sided adhesive is 0.01 mm.
8. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 1, wherein: the central line of dull polish PC membrane with the central line coincidence of single face is glued, just the width of dull polish PC membrane is 22.5 mm.
9. The heat dissipating sheet applied to a speaker of a cellular phone according to claim 1, wherein: the thickness of the release film is 0.08 mm.
10. The heat dissipating sheet applied to a speaker of a cellular phone according to any one of claims 1 to 9, wherein: and a handle position is arranged on the release film and protrudes out of the single-sided adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921109525.3U CN210367514U (en) | 2019-07-15 | 2019-07-15 | Heat radiation sheet applied to mobile phone loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921109525.3U CN210367514U (en) | 2019-07-15 | 2019-07-15 | Heat radiation sheet applied to mobile phone loudspeaker |
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| Publication Number | Publication Date |
|---|---|
| CN210367514U true CN210367514U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921109525.3U Active CN210367514U (en) | 2019-07-15 | 2019-07-15 | Heat radiation sheet applied to mobile phone loudspeaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113999621A (en) * | 2021-10-29 | 2022-02-01 | 维沃移动通信有限公司 | Heat dissipation film and electronic device |
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2019
- 2019-07-15 CN CN201921109525.3U patent/CN210367514U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113999621A (en) * | 2021-10-29 | 2022-02-01 | 维沃移动通信有限公司 | Heat dissipation film and electronic device |
| WO2023072119A1 (en) * | 2021-10-29 | 2023-05-04 | 维沃移动通信有限公司 | Heat dissipation film and electronic device |
| CN113999621B (en) * | 2021-10-29 | 2023-06-23 | 维沃移动通信有限公司 | Heat dissipation film and electronic device |
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