CN209974681U - Aluminum foil adhesive tape assembly - Google Patents
Aluminum foil adhesive tape assembly Download PDFInfo
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- CN209974681U CN209974681U CN201920583211.0U CN201920583211U CN209974681U CN 209974681 U CN209974681 U CN 209974681U CN 201920583211 U CN201920583211 U CN 201920583211U CN 209974681 U CN209974681 U CN 209974681U
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- adhesive tape
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Abstract
The utility model discloses an aluminum foil adhesive tape subassembly, the aluminum foil adhesive tape that has conductive adhesive layer including the single face, the no face of adhesive of aluminum foil adhesive tape covers has black insulating tape, and black insulating tape's profile is unanimous with the profile of aluminum foil adhesive tape, and the adhesive side of aluminum foil adhesive tape is pasted with the insulating layer, and the area of insulating layer is less than the area of adhesive side and trilateral of insulating layer and the adhesive side parallel and level, the local of the surface of insulating layer is pasted with the double faced adhesive tape, just the double faced adhesive tape includes at least with the section of gluing of two long limit parallel and levels of insulating layer, and double faced adhesive tape and aluminum foil adhesive tape. This scheme is at the attached insulating layer of two sides of aluminium foil tape to the insulating layer area that makes the one side is less than aluminium foil tape area, thereby makes insulating tape satisfy one side insulating, the local insulating and the local electrically conductive requirement of another side, in addition, at the attached double faced adhesive tape of the local position of insulating layer, can effectually satisfy the local requirement of splicing, local not splicing, has richened the function of product, has improved the suitability of product.
Description
Technical Field
The utility model belongs to the technical field of the electronic product accessories and specifically relates to aluminium foil adhesive tape subassembly.
Background
In the assembly process of various electronic products, such as mobile phones, notebook computers, tablet computers and other products, various elements are often required to be assembled into a whole, the conventional assembly modes include screw connection, clamping connection, glue connection and the like, and the glue connection is widely used due to simple operation, stable bonding and the like.
The aluminum foil tape is widely applied to the gluing process as an electromagnetic shielding and conductive material, but in some special application environments, one surface of the aluminum foil tape is required to be insulated, and the other surface of the aluminum foil tape is required to be locally insulated and locally conductive, but the traditional aluminum foil tape cannot meet the requirement; in more specific applications, the partial mounting position corresponding to the partial insulation part of the aluminum foil tape is not required to be bonded with the insulation part of the aluminum foil tape, which further increases the difficulty of the application of the conventional aluminum foil tape.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an aluminium foil adhesive tape subassembly in order to solve the above-mentioned problem that exists among the prior art.
The purpose of the utility model is realized through the following technical scheme:
aluminium foil tape subassembly has conductive adhesive layer's aluminium foil tape including the single face, aluminium foil tape's no face of glue covers has black insulating tape, black insulating tape's profile with aluminium foil tape's profile is unanimous, aluminium foil tape's face of glue has the insulating layer, the area of insulating layer is less than the area of face of glue just trilateral with the face of glue parallel and level of insulating layer, the local face of the surface of insulating layer has the double faced adhesive tape, just the double faced adhesive tape include at least with the section of gluing of two long limit parallel and levels of insulating layer, double faced adhesive tape and aluminium foil tape exposed face of glue from the type cover under the diaphragm.
Preferably, in the aluminum foil tape assembly, the thickness of the aluminum foil tape is between 40 ± 10 μm, and the thickness of the conductive adhesive layer is between 35 ± 5 μm.
Preferably, in the aluminum foil tape assembly, the black insulating tape is black insulating mylar, which includes a PET substrate, one surface of the PET substrate is coated with an acrylic adhesive layer, and the acrylic adhesive layer is attached to the aluminum foil tape.
Preferably, in the aluminum foil tape assembly, the double-sided tape is entirely H-shaped.
Preferably, in the aluminum foil tape assembly, the double-sided tape includes a tissue paper substrate, and both sides of the tissue paper substrate are coated with high-performance acrylic resin, respectively.
Preferably, in the aluminum foil tape assembly, foam is further arranged between the double-sided adhesive tape and the insulating layer, and the foam is attached to the insulating layer through an adhesive layer.
Preferably, in the aluminum foil tape assembly, the foam includes a body, a group of cavities is formed in the body, and heat dissipation particles are filled in the cavities.
Preferably, in the aluminum foil tape assembly, the release film includes an antistatic coating.
Preferably, in the aluminum foil tape assembly, the release film comprises a PET substrate, two surfaces of the PET substrate are coated with an antistatic coating respectively, and the surface of the antistatic coating on one side is coated with a silicone oil layer.
The utility model discloses technical scheme's advantage mainly embodies:
this scheme design is exquisite, simple structure, at the attached insulating layer of two sides difference of aluminium foil tape to the insulating layer area that makes the one side is less than aluminium foil tape area, thereby makes insulating tape satisfy one side insulating, the local insulating of another side and the local electrically conductive requirement, in addition, at the attached double faced adhesive tape of the local position of insulating layer, can effectually satisfy the local requirement of splicing, local not splicing, and richened the function of product, improved the suitability of product.
The shape design of the double-sided adhesive tape can effectively improve the bonding stability and ensure the use of the product.
The release film is provided with an anti-static coating, so that static accumulation can be effectively prevented, and damage of static to electronic parts at a mounting part is avoided.
The foam cotton material is added, so that the product has the shock absorption performance, the functions of the product are enriched, the integration level is improved, meanwhile, the heat dissipation particles are arranged in the foam cotton, the heat dissipation performance of the product is effectively improved, and the functionality of the product is further improved.
Drawings
FIG. 1 is an exploded schematic view of the present invention;
fig. 2 is an assembly schematic of the present invention;
FIG. 3 is a schematic view of the insulated Mylar of the present invention;
fig. 4 is a schematic view of the double-sided adhesive tape of the present invention;
FIG. 5 is a schematic view of the release film of the present invention
Fig. 6 is a schematic view of the foam of the present invention.
Detailed Description
Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. These embodiments are merely exemplary embodiments for applying the technical solutions of the present invention, and all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention.
In the description of the embodiments, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.
The aluminum foil tape assembly disclosed by the present invention is explained with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, the aluminum foil tape assembly includes an aluminum foil tape 1 having a conductive adhesive layer 11 on a single surface thereof, the aluminum foil tape 1 is used for electromagnetic shielding and conductive connection, the whole of the aluminum foil tape 1 is approximately rectangular, and a rectangular notch 13 is formed at a vertex angle position thereof, two right-angle sides at another vertex angle position beside the rectangular notch 13 are connected by a bevel edge 14, the aluminum foil tape 1 may be of various types, including an aluminum foil 12 and a conductive adhesive layer 11 coated on one surface of the aluminum foil 12, the thickness of the aluminum foil 12 is 40 ± 10 μm, and the thickness of the conductive adhesive layer 11 is 35 ± 5 μm.
The non-adhesive surface of the aluminum foil tape 1 is covered with a black insulating tape 2, the contour of the black insulating tape 2 is consistent with the contour of the aluminum foil tape 1, and the black insulating tape is used for shading light and covering the conductive surface of the aluminum foil tape to realize insulation, so as to prevent electronic parts on the aluminum foil tape 1 from being electrically connected with parts adhered to the aluminum foil tape 1, the black insulating tape can be various black tapes with adhesive single surfaces, such as tapes obtained by coating glue made of matching agents such as rubber and tackifying resin on one surface of various base materials such as cotton cloth, synthetic fiber fabric and plastic film, preferably, the black insulating tape 2 is a black insulating mylar, as shown in figure 3, and comprises a black PET base material 21, the black PET base material is obtained by printing a black pigment layer or a material such as an ink layer 23 on a conventional PET base material, one surface of the black PET base material 21 is coated with an acrylic acid glue layer 22, the acrylic adhesive layer 22 is attached to the aluminum foil tape 1, and the thickness of the black insulating mylar is 19 +/-3 microns.
As shown in fig. 1 and 2, an insulating layer 3 is attached to a glue surface of the aluminum foil tape 1, an area of the insulating layer 3 is smaller than an area of the glue surface, and three sides of the insulating layer 2 are flush with the glue surface, that is, the insulating layer 3 is approximately a rectangle with a width W1 smaller than a width W2 of the aluminum foil tape, and the filter width W2 and the width W1 of the insulating layer 3 are widths of the rectangular notch 13, so that the insulating layer 3 can locally insulate a part of the glue surface of the aluminum foil tape 1, thereby meeting requirements of attachment functions at different positions.
Meanwhile, the insulating layer 3 may be various known materials having insulating properties, such as plastic, insulating varnish, insulating glue, fabric, rubber, and the like, and preferably, it is the same material as the black insulating tape, and the glue surface of the insulating layer 3 is attached to the conductive glue layer 11, so that the adhesive strength between the two can be improved.
In addition, since the main adhesive surface of the aluminum foil tape 1 is covered by the insulating layer 3, and the surface of the insulating layer 3 has no adhesiveness, the portion of the aluminum foil tape 1 covered by the insulating layer 3 cannot be adhered and fixed, correspondingly, as shown in fig. 1, the double-sided adhesive tape 4 is attached to a local position on the surface of the insulating layer 3, and the double-sided adhesive tape 4 at least includes adhesive sections 41 and 42 flush with the two long sides 31 and 32 of the insulating layer 3, so that the adhesive and the fixing with the surface to be adhered can be realized through the double-sided adhesive tape 4 and the leakage portion of the conductive adhesive layer 11.
Moreover, if the double-sided tape 4 only has the tape sections corresponding to the two long sides of the insulating layer 3, so that the requirement that the local area corresponding to the middle area of the insulating layer does not need to be glued and fixed can be met, but because the part of the middle area is large, if the middle area is not fixed, the problems of air intake, dust accumulation and the like of the hollow area easily occur, and the gluing stability is not facilitated, therefore, as shown in fig. 1 and fig. 2, the whole double-sided tape 4 is preferably in an H shape, and the two ends of the insulating layer 3 do not have stickiness during the shape of the double-sided tape 4, so that the two ends of the insulating layer 3 can be held by hands to facilitate the gluing operation during the gluing operation.
The double-sided adhesive tape 4 may be a double-sided adhesive tape composed of various known base materials and adhesives or an adhesive layer directly coated with glue, preferably, as shown in fig. 4, the double-sided adhesive tape 4 includes a tissue paper base 41, both sides of the tissue paper base 41 are coated with high-performance acrylic resins 42 and 43 respectively, the thickness of the double-sided adhesive tape is between 60 ± 10 micrometers, and the thickness of the tissue paper base 41 is between 15 ± 3 micrometers, the use of the tissue paper base 41 enables the material to have better extensibility, and at the same time, the bonding force between the high-performance acrylic resin and the base material can be increased, and the high-performance acrylic resin effectively improves the viscosity of the material, the initial adhesion force at 25 ℃ is greater than 1500gf/inch, and the retention force is greater than 24H.
Further, in order to protect the exposed adhesive surfaces of the double-sided adhesive tape 4 and the aluminum foil adhesive tape 1, as shown in fig. 1, the double-sided adhesive tape 4 and the aluminum foil adhesive tape 1 are covered under a release film 5, the release film 5 can be various known release films or release paper materials, preferably, the release film is a material including an antistatic coating 51, and in detail, as shown in fig. 5, the release film 5 includes a PET substrate 52, two surfaces of the PET substrate 52 are respectively coated with the antistatic coating 51, the surface of the antistatic coating 51 on one side is coated with a silicone oil layer 53, the PET substrate can effectively provide support, the whole structure is guaranteed not to deform and affect the mounting operation when the PET substrate is used, the antistatic coating 51 effectively prevents the accumulation of static electricity, and the static electricity damages electronic elements when the mounting operation is avoided.
Finally, as shown in fig. 1, foam 6 is further arranged between the double-sided adhesive tape 4 and the insulating layer 3, the shape of the foam 6 is known as the shape of the double-sided adhesive tape 4, the foam 6 is attached to the insulating layer 3 through an adhesive layer 7, the thickness of the foam 6 is about 1.8mm, the foam has a good buffering effect, and, as shown in fig. 6, the foam 6 comprises a body 61, a plurality of cavities 62 are formed in the body 61, a plurality of heat dissipation particles 63 are filled in the cavities, and the heat dissipation particles 63 are preferably nano graphene particles, so that the heat dissipation effect of the foam can be effectively improved while the shock absorption is realized; the adhesive layer 7 may be any of various known adhesive materials, and is effectively the same as the double-sided tape 4 described above.
The utility model has a plurality of implementation modes, and all technical schemes formed by adopting equivalent transformation or equivalent transformation all fall within the protection scope of the utility model.
Claims (9)
1. Aluminium foil sticky tape subassembly, its characterized in that: have aluminium foil adhesive tape (1) of conductive adhesive layer (11) including the single face, the no face of gluing of aluminium foil adhesive tape (1) covers has black insulating tape (2), the profile of black insulating tape (2) with the profile of aluminium foil adhesive tape (1) is unanimous, the face of gluing of aluminium foil adhesive tape (1) is attached with insulating layer (3), the area of insulating layer (3) is less than the area of face of gluing just trilateral with the face of gluing parallel and level of insulating layer (3), the local attached of the surface of insulating layer (3) has double faced adhesive tape (4), just double faced adhesive tape (4) include at least with two long limit (31, 32) parallel and level of insulating layer (3) glue section (41, 42), double faced adhesive tape (4) and aluminium foil adhesive tape (1) exposed face of gluing covers under release film (5).
2. The aluminum foil tape assembly of claim 1, wherein: the thickness of the aluminum foil (12) of the aluminum foil tape (1) is 40 +/-10 mu m, and the thickness of the conductive adhesive layer (11) is 35 +/-5 mu m.
3. The aluminum foil tape assembly of claim 1, wherein: the black insulating adhesive tape (2) is black insulating mylar, and comprises a first PET (polyethylene terephthalate) base material (21), one surface of the first PET base material (21) is coated with an acrylic adhesive layer (22), and the acrylic adhesive layer (22) is attached to the aluminum foil adhesive tape (1).
4. The aluminum foil tape assembly of claim 1, wherein: the double-sided adhesive tape (4) is H-shaped as a whole.
5. The aluminum foil tape assembly of claim 1, wherein: the double-sided tape (4) comprises a tissue paper base material (41), and two sides of the tissue paper base material (41) are respectively coated with high-performance acrylic resin (42, 43).
6. The aluminum foil tape assembly of claim 1, wherein: still be provided with between double faced adhesive tape (4) and insulating layer (3) and steep cotton (6), steep cotton (6) through gluing layer (7) attached on insulating layer (3).
7. The aluminum foil tape assembly of claim 6, wherein: the foam (6) comprises a body, wherein a group of cavities are formed in the body, and heat dissipation particles are filled in the cavities.
8. The aluminum foil tape assembly as defined in any one of claims 1-7, wherein: the release film (5) comprises an antistatic coating (51).
9. The aluminum foil tape assembly of claim 8, wherein: the release film (5) comprises a second PET (polyethylene terephthalate) base material (52), two surfaces of the second PET base material (52) are respectively coated with an anti-static coating (51), and the surface of the anti-static coating (51) on one side is coated with a silicone oil layer (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920583211.0U CN209974681U (en) | 2019-04-26 | 2019-04-26 | Aluminum foil adhesive tape assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920583211.0U CN209974681U (en) | 2019-04-26 | 2019-04-26 | Aluminum foil adhesive tape assembly |
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| Publication Number | Publication Date |
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| CN209974681U true CN209974681U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920583211.0U Active CN209974681U (en) | 2019-04-26 | 2019-04-26 | Aluminum foil adhesive tape assembly |
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| CN (1) | CN209974681U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112351662A (en) * | 2020-12-02 | 2021-02-09 | 武汉华星光电半导体显示技术有限公司 | Heat dissipation composite layer, preparation method thereof and display panel |
| CN113337225A (en) * | 2021-06-30 | 2021-09-03 | 东莞市德普特电子有限公司 | Copper foil composite assembly structure and method for attaching copper foil composite assembly structure to FPC (flexible printed circuit) |
| CN114379100A (en) * | 2021-12-20 | 2022-04-22 | 隆扬电子(昆山)股份有限公司 | Integrated forming process for aluminum foil local back foam |
-
2019
- 2019-04-26 CN CN201920583211.0U patent/CN209974681U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112351662A (en) * | 2020-12-02 | 2021-02-09 | 武汉华星光电半导体显示技术有限公司 | Heat dissipation composite layer, preparation method thereof and display panel |
| CN113337225A (en) * | 2021-06-30 | 2021-09-03 | 东莞市德普特电子有限公司 | Copper foil composite assembly structure and method for attaching copper foil composite assembly structure to FPC (flexible printed circuit) |
| CN113337225B (en) * | 2021-06-30 | 2023-11-17 | 东莞市德普特电子有限公司 | Copper foil composite assembly structure and method for attaching copper foil composite assembly structure to FPC |
| CN114379100A (en) * | 2021-12-20 | 2022-04-22 | 隆扬电子(昆山)股份有限公司 | Integrated forming process for aluminum foil local back foam |
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