Heat-conducting graphene film structure

Abstract

The utility model relates to the technical field of heat conduction materials, and discloses a heat conduction graphene film structure which comprises a graphene film square outer frame sheet, a graphene film circular ring lining sheet and a graphene circular lining substrate. A graphene film square outer frame piece, a graphene film circular lining piece and a graphene circular lining base piece are arranged to form an independent film material structure with three overlapped and nested parts, and a first connecting film ring sheet and a second connecting film ring sheet of a first connecting adhesive ring and a second connecting adhesive ring are sprayed at a seam for packaging; according to the present invention, the first connection membrane ring sheet material and the second connection membrane ring sheet material can be torn under the actual application working condition requirement, and the graphene membrane square outer frame sheet and the graphene membrane circular ring lining sheet can be taken away so as to adjust the square and circular specifications of the graphene membrane sheet material, and the size specification of the sheet material can be adjusted; and the effect of adaptively adjusting the specifications of the sheets in the using process is achieved, and application is more flexible and more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of heat-conducting materials, in particular to a heat-conducting graphene film structure. Background Art

[0002] Graphene is an allotrope of carbon. Carbon atoms are bonded by sp² hybridization to form a single-layer hexagonal honeycomb lattice graphene, and a graphene film is a film material made of graphene. Graphene has excellent optical, electrical, and mechanical properties and has important application prospects in materials science, micro-nano processing, energy, biomedicine, drug delivery, etc.; and the film material made of graphene can achieve good heat-conducting effects.

[0003] At present, the existing graphene film structures on the market are basically integrated film sheets, which are very inconvenient to use in the process. Due to the limitations of its material properties and the usage conditions, it is very inconvenient to cut neatly, that is, it is difficult to adjust the sheet specifications of the finished film material, and it is very inflexible to apply. Summary of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a heat-conducting graphene film structure, which solves the problems raised in the above background art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A heat-conducting graphene film structure, comprising:

[0007] A square outer frame sheet of graphene film, a circular ring lining sheet of graphene film, and a circular lining substrate of graphene. The square outer frame sheet of graphene film is arranged on the outer edge circle of the circular ring lining sheet of graphene film, and the circular lining substrate of graphene is arranged on the inner edge circle of the circular ring lining sheet of graphene film;

[0008] A first connecting adhesive ring and a second connecting adhesive ring. The first connecting adhesive ring is bonded at the connecting seam circle on the top surface of the square outer frame sheet of graphene film and the circular ring lining sheet of graphene film, and the second connecting adhesive ring is bonded at the connecting seam circle on the top surface of the circular ring lining sheet of graphene film and the circular lining substrate of graphene;

[0009] A first connecting film ring sheet and a second connecting film ring sheet. The first connecting adhesive ring and the second connecting adhesive ring are respectively fixedly coated on the bottom surfaces of the first connecting film ring sheet and the second connecting film ring sheet.

[0010] Preferably, the first connecting film ring sheet comprises a first sealing film ring and a protruding holding sheet, and the protruding holding sheet protrudes from the outer edge of the first sealing film ring.

[0011] Preferably, the second connecting film ring sheet comprises a second sealing film ring and a holding groove, and the holding groove is opened on the outer edge of the second sealing film ring.

[0012] Preferably, the bonding area between the first connecting adhesive ring and the square outer frame sheet of the graphene film is twice that between the first connecting adhesive ring and the circular ring lining sheet of the graphene film, and the bonding area between the second connecting adhesive ring and the circular ring lining sheet of the graphene film is twice that between the second connecting adhesive ring and the circular substrate sheet of the graphene film.

[0013] Preferably, both the first connecting film ring sheet and the second connecting film ring sheet are in a circular ring structure, and both the first connecting film ring sheet and the second connecting film ring sheet are made of PET film.

[0014] Preferably, both the first connecting adhesive ring and the second connecting adhesive ring are in a circular ring distribution structure, and both the first connecting adhesive ring and the second connecting adhesive ring are made of acrylate glue.

[0015] Compared with the prior art, the beneficial effect of the present utility model is as follows: for this heat-conducting graphene film structure, by providing an independent film material structure composed of three parts, namely a square outer frame sheet of the graphene film, a circular ring lining sheet of the graphene film, and a circular substrate sheet of the graphene film, which are superposed and nested, and by encapsulating at the joints through a first connecting film ring sheet and a second connecting film ring sheet sprayed with a first connecting adhesive ring and a second connecting adhesive ring, when the actual application conditions require, the first connecting film ring sheet and the second connecting film ring sheet can be torn off, and then the square outer frame sheet of the graphene film and the circular ring lining sheet of the graphene film can be taken away, so that the square and circular specifications of the graphene film sheet can be adjusted, and the size specification of the sheet can be adjusted, achieving the effect of facilitating the adaptive adjustment of the sheet specification during use, making the application more flexible and more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional view of the structure of the present utility model;

[0017] Figure 2 is a dissected three-dimensional view of the structure of the present utility model;

[0018] Figure 3 is an enlarged schematic view of the first connecting film ring sheet of the present utility model;

[0019] Figure 4 is an enlarged schematic view of the second connecting film ring sheet of the present utility model.

[0020] In the figure: 1 square outer frame sheet of the graphene film, 2 circular ring lining sheet of the graphene film, 3 circular substrate sheet of the graphene film, 4 first connecting adhesive ring, 5 second connecting adhesive ring, 6 first connecting film ring sheet, 7 second connecting film ring sheet, 601 first sealing film ring, 602 protruding holding piece, 701 second sealing film ring, 702 holding groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] Referring to Figures 1-4 , a thermal conductive graphene film structure includes:

[0023] A square outer frame sheet 1 of graphene film, a circular ring lining sheet 2 of graphene film, and a circular lining substrate 3 of graphene. The square outer frame sheet 1 of graphene film is arranged on the outer edge circle of the circular ring lining sheet 2 of graphene film, and the circular lining substrate 3 of graphene is arranged on the inner edge circle of the circular ring lining sheet 2 of graphene film;

[0024] A first connecting adhesive ring 4 and a second connecting adhesive ring 5. The first connecting adhesive ring 4 is bonded at the connection seam circle on the top surfaces of the square outer frame sheet 1 of graphene film and the circular ring lining sheet 2 of graphene film, and the second connecting adhesive ring 5 is bonded at the connection seam circle on the top surfaces of the circular ring lining sheet 2 of graphene film and the circular lining substrate 3 of graphene;

[0025] A first connecting film ring sheet 6 and a second connecting film ring sheet 7. The first connecting adhesive ring 4 and the second connecting adhesive ring 5 are respectively fixedly coated on the bottom surfaces of the first connecting film ring sheet 6 and the second connecting film ring sheet 7.

[0026] In the present utility model, the first connecting film ring sheet 6 includes a first sealing film ring 601 and a protruding holding piece 602, and the protruding holding piece 602 protrudes from the outer edge of the first sealing film ring 601;

[0027] More specifically, the protruding holding piece 602 is provided to protrude from the outer edge of the first sealing film ring 601, facilitating the extraction and grasping operation.

[0028] In the present utility model, the second connecting film ring sheet 7 includes a second sealing film ring 701 and a holding groove 702, and the holding groove 702 is opened on the outer edge of the second sealing film ring 701;

[0029] More specifically, the holding groove 702 is provided to be opened on the outer edge of the second sealing film ring 701, making it more convenient for personnel to operate during extraction.

[0030] In the present utility model, the bonding area of the first connecting adhesive ring 4 with the square outer frame sheet 1 of graphene film is twice its bonding area with the circular ring lining sheet 2 of graphene film, and the bonding area of the second connecting adhesive ring 5 with the circular ring lining sheet 2 of graphene film is twice its bonding area with the circular lining substrate 3 of graphene;

[0031] More specifically, by setting the bonding area between the first connecting adhesive ring 4 and the square outer frame sheet 1 of the graphene film to be twice that between the first connecting adhesive ring 4 and the circular ring lining sheet 2 of the graphene film, and setting the bonding area between the second connecting adhesive ring 5 and the circular ring lining sheet 2 of the graphene film to be twice that between the second connecting adhesive ring 5 and the circular substrate sheet 3 of the graphene film, the above differential design can be more convenient during the tearing process, avoiding the separation from the outer ring film structure without separating from the layer film structure.

[0032] In the present utility model, both the first connecting film ring sheet 6 and the second connecting film ring sheet 7 are in a circular ring structure, and both the first connecting film ring sheet 6 and the second connecting film ring sheet 7 are made of PET film;

[0033] More specifically, by setting both the first connecting film ring sheet 6 and the second connecting film ring sheet 7 to be in a circular ring structure, it is more convenient to attach and bond the square outer frame sheet 1 of the graphene film, the circular ring lining sheet 2 of the graphene film, and the circular substrate sheet 3 of the graphene film.

[0034] In the present utility model, both the first connecting adhesive ring 4 and the second connecting adhesive ring 5 are in a structure of circular ring distribution, and both the first connecting adhesive ring 4 and the second connecting adhesive ring 5 are made of acrylate glue;

[0035] More specifically, by setting the first connecting adhesive ring 4 and the second connecting adhesive ring 5 to be made of acrylate glue, the adhesion effect can be guaranteed, and it can be conveniently coated and processed directly on the bottom surfaces of the first connecting film ring sheet 6 and the second connecting film ring sheet 7 during production.

[0036] Working principle: During use, when adjusting the size and specification of the graphene film structure, tear the first connecting film ring sheet 6, that is, pull out the first connecting adhesive ring 4 and the square outer frame sheet 1 of the graphene film adhered thereto, so that the first connecting adhesive ring 4 is separated from the circular ring lining sheet 2 of the graphene film, and the square outer frame sheet 1 of the graphene film can be disassembled, realizing the shape adjustment and area adjustment of the graphene film structure; when continuing to adjust the area of the graphene film structure, hold the second connecting film ring sheet 7, drive the second connecting adhesive ring 5 and the circular ring lining sheet 2 of the graphene film adhered thereto to be pulled out, so that the second connecting adhesive ring 5 is separated from the circular substrate sheet 3 of the graphene film, and the circular ring lining sheet 2 of the graphene film can be disassembled, realizing the area adjustment of the graphene film structure.

[0037] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0038] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thermally conductive graphene film structure, characterized in that: include: A graphene film square outer frame sheet (1), a graphene film annular lining sheet (2) and a graphene circular lining substrate sheet (3), wherein the graphene film square outer frame sheet (1) is arranged on the outer edge of the graphene film annular lining sheet (2), and the graphene circular lining substrate sheet (3) is arranged on the inner edge of the graphene film annular lining sheet (2); A first connecting adhesive ring (4) and a second connecting adhesive ring (5), wherein the first connecting adhesive ring (4) is bonded to a connecting seam ring between the graphene film square outer frame sheet (1) and the top surface of the graphene film circular ring lining sheet (2), and the second connecting adhesive ring (5) is bonded to a connecting seam ring between the graphene film circular ring lining sheet (2) and the top surface of the graphene circular lining substrate sheet (3); A first connecting membrane ring sheet (6) and a second connecting membrane ring sheet (7), wherein the first connecting adhesive ring (4) and the second connecting adhesive ring (5) are fixedly coated on the bottom surfaces of the first connecting membrane ring sheet (6) and the second connecting membrane ring sheet (7), respectively.

2. A thermally conductive graphene film structure according to claim 1, characterized in that: The first connecting membrane ring sheet (6) comprises a first membrane sealing ring (601) and a protruding holding piece (602), wherein the protruding holding piece (602) is protrudingly arranged on the outer edge of the first membrane sealing ring (601).

3. A thermally conductive graphene film structure according to claim 1, characterized in that: The second connecting membrane ring sheet (7) comprises a second membrane sealing ring (701) and a holding groove (702), wherein the holding groove (702) is formed on the outer edge of the second membrane sealing ring (701).

4. A thermally conductive graphene film structure according to claim 1, characterized in that: The bonding area between the first connecting adhesive ring (4) and the graphene film square outer frame sheet (1) is twice the bonding area between the first connecting adhesive ring (4) and the graphene film circular ring lining sheet (2), and the bonding area between the second connecting adhesive ring (5) and the graphene film circular ring lining sheet (2) is twice the bonding area between the second connecting adhesive ring (5) and the graphene film circular ring lining sheet (2) is twice the bonding area between the second connecting adhesive ring (5) and the graphene circular lining substrate sheet (3).

5. The thermally conductive graphene film structure according to claim 1, characterized in that: The first connecting membrane ring sheet (6) and the second connecting membrane ring sheet (7) are both in a circular ring structure, and the first connecting membrane ring sheet (6) and the second connecting membrane ring sheet (7) are both made of PET film.

6. A thermally conductive graphene film structure according to claim 1, characterized in that: The first connecting adhesive ring (4) and the second connecting adhesive ring (5) are both annularly distributed structures, and the first connecting adhesive ring (4) and the second connecting adhesive ring (5) are both made of acrylic adhesive.

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