CN213416753U - Novel aluminum foil adhesive tape - Google Patents
Novel aluminum foil adhesive tape Download PDFInfo
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- CN213416753U CN213416753U CN202022193289.7U CN202022193289U CN213416753U CN 213416753 U CN213416753 U CN 213416753U CN 202022193289 U CN202022193289 U CN 202022193289U CN 213416753 U CN213416753 U CN 213416753U
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Abstract
The utility model relates to the field of adhesive tapes, in particular to a novel aluminum foil adhesive tape, which comprises a release paper layer, a heat-conducting adhesive tape body, an electromagnetic shielding adhesive tape body and a silica gel protective film; the release paper layer is provided with an adhesive area and a non-adhesive area; the heat conduction adhesive tape body comprises a conductive adhesive tape layer covering the adhesive area, a single-sided adhesive layer attached to the conductive adhesive tape layer, and a graphite flake arranged between the conductive adhesive tape layer and the single-sided adhesive layer; the heat conduction adhesive tape body comprises a magnetic field magnetic shielding area and a heat conduction area, and the heat conduction area is provided with a plurality of reserved electronic component avoiding holes penetrating through the electric conduction adhesive tape layer, the graphite flake and the single-sided adhesive layer; the silica gel protective film is attached to the single-sided adhesive layer and is positioned in the heat conduction area; the electromagnetic shielding adhesive tape body comprises an electromagnetic shielding layer and an insulating layer, wherein the electromagnetic shielding layer is attached to the single-sided adhesive layer and is positioned in a magnetic field magnetic shielding area, and the insulating layer is attached to the electromagnetic shielding layer. This novel aluminium foil sticky tape can be applicable to different electronic components's electromagnetic shield and heat conduction heat dissipation demand.
Description
Technical Field
The utility model relates to a sticky tape field especially relates to a novel aluminum foil sticky tape.
Background
Nowadays, along with the progress of electronic components's processing technology and processing procedure, electronic components does littlely more and more, can integrate on the inside PCB circuit board of electronic equipment has hundreds of electronic components, and in the electronic equipment course of operation, some electronic components can produce electromagnetic interference on the PCB circuit board, disturb other electronic components and normally work to the heat that different electronic components produced is different, can cause the too high problem of local temperature.
Therefore, a special electromagnetic shielding tape is attached to an electronic component which can generate electromagnetic interference on a PCB to achieve electromagnetic shielding, and the electromagnetic shielding tape has a structure as disclosed in a Chinese patent application publication No. CN106987218A applied in 2017, 07, 28, and the electromagnetic shielding tape can electromagnetically shield the electronic component.
Some electronic components which generate heat seriously need to be attached with special insulating and heat conducting aluminum foil adhesive tapes for heat conduction and heat dissipation, and the insulating and heat conducting aluminum foil adhesive tapes are in a structure like the insulating and heat conducting aluminum foil adhesive tape disclosed in the Chinese patent application No. CN203481302U applied in 2013, 09, month and 28.
In the implementation process, the electromagnetic shielding adhesive tape and the insulating heat-conducting aluminum foil adhesive tape are required to be respectively attached to different areas of the circuit board, so that the attachment cannot be completed at one time, and labor is consumed.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a novel aluminum foil adhesive tape can be applicable to different electronic components's electromagnetic shield and heat conduction heat dissipation demand.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel aluminum foil adhesive tape comprises a release paper layer, a heat-conducting adhesive tape body, an electromagnetic shielding adhesive tape body and a silica gel protective film; the release paper layer is provided with an adhesive area and a non-adhesive area; the heat-conducting adhesive tape body comprises a conductive adhesive tape layer covering the adhesive area, a single-sided adhesive layer attached to the conductive adhesive tape layer and a graphite flake arranged between the conductive adhesive tape layer and the single-sided adhesive layer, the conductive adhesive tape layer and the single-sided adhesive layer are identical in shape and size, the periphery of the conductive adhesive tape layer is attached to the periphery of the single-sided adhesive layer, and the graphite flake is wrapped between the conductive adhesive tape layer and the single-sided adhesive layer;
the heat conduction adhesive tape body comprises a magnetic field magnetic shielding area and a heat conduction area, and the heat conduction area of the heat conduction adhesive tape body is provided with a plurality of reserved electronic component avoiding holes penetrating through the electric conduction adhesive tape layer, the graphite flake and the single-sided adhesive layer; the silica gel protective film is attached to the single-sided adhesive layer and located in the heat conduction area, and the silica gel protective film does not cover each reserved electronic component avoidance hole;
the electromagnetic shielding adhesive tape body comprises an electromagnetic shielding layer and an insulating layer, wherein the electromagnetic shielding layer is attached to the single-sided adhesive layer and is located in a magnetic field magnetic shielding area, the insulating layer is attached to the electromagnetic shielding layer, the periphery of the insulating layer is attached to the single-sided adhesive layer, and the electromagnetic shielding layer is coated between the insulating layer and the single-sided adhesive layer.
Furthermore, the edge of silica gel protection film outwards extends and forms the hand tear film, the hand tear film is not laminated at single face glue film.
Further, a graphene layer covers the surface of the single-sided adhesive layer.
Furthermore, the insulating layer adopts a black shading adhesive tape with an insulating effect.
By adopting the technical scheme, the beneficial effects of the utility model are that: this novel aluminium foil sticky tape is provided with heat conduction sticky tape body and electromagnetic shield sticky tape body, can be applicable to different electronic components's electromagnetic shield and heat conduction heat dissipation demand. And, set up the graphite flake through between the electrically conductive adhesive tape layer at the heat conduction sticky tape body and single face glue film, the good heat conductivity that utilizes the graphite flake on the one hand can be quick heat conduction even, and on the other hand, the graphite flake plays the supporting role, can prevent that the aluminium foil sticky tape warp when being heated and the surface from playing the fold. Furthermore, the graphene layer covers the surface of the single-sided adhesive layer, so that heat is conducted more quickly. Moreover, the electronic components can be arranged on the actual circuit board, and reserved electronic component avoiding holes are formed in the heat-conducting adhesive tape body. Furthermore, the edge of silica gel protection film outwards extends and forms the hand dyestripping, conveniently peels off the heat conduction sticky tape body with the silica gel protection film through the hand dyestripping.
Drawings
Fig. 1 is a schematic structural view of a release paper layer according to an embodiment of the present invention;
fig. 2 is an exploded view of a heat conductive adhesive tape body according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a heat conductive adhesive tape body according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a silica gel protective film according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a silicone protective film attached to a heat conductive tape body;
fig. 6 is an exploded view of the electromagnetic shielding tape body according to the embodiment of the present invention;
fig. 7 is a schematic view of the overall structure of the novel aluminum foil tape according to the embodiment of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 7, the present embodiment provides a novel aluminum foil tape, which includes a release paper layer 1, a heat conductive tape body 2, an electromagnetic shielding tape body 3, and a silica gel protective film 4. As shown in fig. 1, the release paper layer 1 is provided with an adhesive area 100 and a non-adhesive area 101. The heat-conducting adhesive tape body 2 comprises a single-sided adhesive tape layer 21, a graphite flake 22 and a conductive adhesive tape layer 23 which are sequentially arranged from top to bottom, the conductive adhesive tape layer 23 covers the adhesive area 100, the conductive adhesive tape layer 23 and the single-sided adhesive tape layer 21 are identical in shape and size, the periphery of the conductive adhesive tape layer 23 is attached to the periphery of the single-sided adhesive tape layer 21, and the graphite flake 22 is wrapped between the conductive adhesive tape layer 23 and the single-sided adhesive tape layer 21. In this embodiment, it is preferable that the conductive tape layer 23 is made of aluminum foil, and a graphene layer (not shown) covers a surface of the single-sided adhesive layer 21. On the one hand, the good thermal conductivity of the graphite sheet 22 is utilized to realize the rapid and uniform heat conduction, and on the other hand, the graphite sheet 22 plays a supporting role to prevent the aluminum foil adhesive tape from deforming and wrinkling on the surface when being heated. The graphene layer covered on the surface of the single-sided adhesive layer 21 enables the aluminum foil tape to conduct heat more quickly. When in use, the release paper layer 1 is peeled off the aluminum foil adhesive tape through the adhesive-free area 101.
The heat conductive adhesive tape body 2 as shown in fig. 3 comprises a magnetic field shielding region 200 and a heat conduction region 201, wherein the magnetic field shielding region 200 can also conduct heat, but has an electromagnetic shielding function. A plurality of reserved electronic component avoiding holes 24 penetrating through the conductive adhesive tape layer 23, the graphite sheet 22 and the single-sided adhesive layer 21 are formed in the heat conducting area 201 of the heat conducting adhesive tape body 2; the reserved electronic component avoiding hole 24 may be formed according to the actual position of the electronic component on the circuit board, and will not be described in detail herein. The silica gel protection film 4 is attached to the single-side glue layer 21 and located in the heat conduction area 201, and the silica gel protection film 4 does not cover the reserved electronic component avoiding holes 24. The edge of silica gel protection film 4 outwards extends and forms hand tear film 41, hand tear film 41 does not laminate at single face glue film 21, conveniently peels off heat conduction sticky tape body 2 with silica gel protection film 4 through hand tear film 41.
As shown in fig. 6, the electromagnetic shielding tape body 3 includes an electromagnetic shielding layer 31 and an insulating layer 32, in this embodiment, the electromagnetic shielding layer 3 is preferably a metal foil with an electromagnetic shielding function, such as a copper foil; the insulating layer 32 is a black shading tape having an insulating effect. The above material layers are all existing materials.
As shown in fig. 7, the electromagnetic shielding layer 3 is attached to the single-sided adhesive layer 21 and located in the magnetic field shielding region 200, the insulating layer 32 is attached to the electromagnetic shielding layer 3, and the periphery of the insulating layer 32 is attached to the single-sided adhesive layer 21 so as to wrap the electromagnetic shielding layer 3 between the insulating layer 32 and the single-sided adhesive layer 21.
This novel aluminum foil tape is provided with heat conduction sticky tape body 2 and electromagnetic shield sticky tape body 3, can be applicable to different electronic components's electromagnetic shield and heat conduction heat dissipation demand.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A novel aluminum foil adhesive tape is characterized in that: the electromagnetic shielding adhesive tape comprises a release paper layer, a heat conducting adhesive tape body, an electromagnetic shielding adhesive tape body and a silica gel protective film; the release paper layer is provided with an adhesive area and a non-adhesive area; the heat-conducting adhesive tape body comprises a conductive adhesive tape layer covering the adhesive area, a single-sided adhesive layer attached to the conductive adhesive tape layer and a graphite flake arranged between the conductive adhesive tape layer and the single-sided adhesive layer, the conductive adhesive tape layer and the single-sided adhesive layer are identical in shape and size, the periphery of the conductive adhesive tape layer is attached to the periphery of the single-sided adhesive layer, and the graphite flake is wrapped between the conductive adhesive tape layer and the single-sided adhesive layer;
the heat conduction adhesive tape body comprises a magnetic field magnetic shielding area and a heat conduction area, and the heat conduction area of the heat conduction adhesive tape body is provided with a plurality of reserved electronic component avoiding holes penetrating through the electric conduction adhesive tape layer, the graphite flake and the single-sided adhesive layer; the silica gel protective film is attached to the single-sided adhesive layer and located in the heat conduction area, and the silica gel protective film does not cover each reserved electronic component avoidance hole;
the electromagnetic shielding adhesive tape body comprises an electromagnetic shielding layer and an insulating layer, wherein the electromagnetic shielding layer is attached to the single-sided adhesive layer and is located in a magnetic field magnetic shielding area, the insulating layer is attached to the electromagnetic shielding layer, the periphery of the insulating layer is attached to the single-sided adhesive layer, and the electromagnetic shielding layer is coated between the insulating layer and the single-sided adhesive layer.
2. The novel aluminum foil tape as claimed in claim 1, wherein: the edge of silica gel protection film outwards extends and forms the hand tear film, the hand tear film is not laminated at the single face glue film.
3. The novel aluminum foil tape as claimed in claim 1 or 2, wherein: the surface of the single-sided adhesive layer is covered with a graphene layer.
4. The novel aluminum foil tape as claimed in claim 3, wherein: the insulating layer adopts a black shading adhesive tape with an insulating effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022193289.7U CN213416753U (en) | 2020-09-29 | 2020-09-29 | Novel aluminum foil adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022193289.7U CN213416753U (en) | 2020-09-29 | 2020-09-29 | Novel aluminum foil adhesive tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213416753U true CN213416753U (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022193289.7U Active CN213416753U (en) | 2020-09-29 | 2020-09-29 | Novel aluminum foil adhesive tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213416753U (en) |
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2020
- 2020-09-29 CN CN202022193289.7U patent/CN213416753U/en active Active
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