CN209882417U - Graphite heat conduction foam - Google Patents

Abstract

The utility model discloses a graphite heat-conducting foam in the technical field of graphite heat-conducting foam, which comprises a foam layer, the upper inner wall and the lower inner wall of the foam layer are both provided with adhesive layers in a fitting manner, the middle part of the inner wall of the foam layer is provided with a lining layer, the inner walls of the upper side and the lower side of the inner liner layer are provided with filter layers in a pressure-fit manner, the inner cavity of the inner liner layer is provided with heat conduction layers uniformly, the inner cavities of the foam layers are all provided with an anti-deformation sheet, a heat dissipation layer, a graphite patch, a filling layer and a waterproof layer in a pressing way, and the anti-deformation sheet, the heat dissipation layer, the graphite patch, the filling layer and the waterproof layer are sequentially arranged at intervals from top to bottom in the inner cavity of the foam layer, so that the graphite patch and the heating layer can absorb heat, the heat absorption performance of the graphite heat conduction foam is enhanced, can ensure that electrical components connected between the graphite heat conduction foam are not contacted with each other, and ensures the safety of the electrical appliance in use.

Description

Graphite heat conduction foam

Technical Field

The utility model relates to a cotton technical field of graphite heat conduction bubble specifically is a graphite heat conduction bubble is cotton.

Background

Graphite heat conduction bubble is cotton mainly to be installed on electrical components, carries out the quick giving off to the heat that the heat source on electrical components produced, and current graphite heat conduction bubble is cotton generally all to add a layer of graphite alkene film in the bubble is cotton, so not only makes the cotton heat conduction heat dispersion of graphite heat conduction bubble poor, and graphite heat conduction bubble is cotton in addition shaking, produces the deformation easily during the collision for can take place the contact between the electrical components of connecting graphite heat conduction bubble cotton, thereby lead to the danger of electric leakage. Therefore, the graphite heat conduction foam is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a graphite heat conduction bubble is cotton to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a graphite heat conduction bubble is cotton, includes the cotton layer of bubble, the upper and lower both sides inner wall on the cotton layer of bubble all laminates and sets up the adhesive linkage, the inner wall middle part position on the cotton layer of bubble sets up the inner liner, the upper and lower both sides inner wall pressure-sharing of inner liner sets up the filter layer, the inner chamber of inner liner evenly sets up the heat-conducting layer, the equal pressfitting of inner chamber on the cotton layer of bubble sets up anti-deformation thin slice, heat dissipation layer, graphite paster, filling layer and waterproof layer, and anti-deformation thin slice, heat dissipation layer, graphite paster, filling layer and waterproof layer interval setting in proper order from top to bottom in the.

Further, the heat-conducting layer is including setting up the aluminium foil frame at the lining inner wall, the inner wall of aluminium foil frame evenly sets up horizontal heat conduction copper sheet and vertical heat conduction copper sheet, the left and right sides outer wall of heat-conducting layer all sets up the joint groove, and the heat-conducting layer passes through the joint groove and is connected with resistance to deformation thin slice, heat dissipation layer, graphite paster, filling layer and waterproof layer respectively.

Furthermore, the adhesive layer is a single-sided adhesive layer, and release films are arranged on the end faces of the outer walls of the upper side and the lower side of the foam layer.

Furthermore, the deformation-resistant sheet is a stainless steel elastic sheet, and the thickness of the deformation-resistant sheet is 0.2mm-0.4 mm.

Furthermore, the filling layer is a silica gel filling layer, and the thickness of the silica gel filling layer is 1mm-2 mm.

Further, the graphite patch comprises a synthetic patch and a natural graphite patch, and the thickness of the synthetic patch is preferably 12 microns, 17 microns, 25 microns, 40 microns, 50 microns or 70 microns; the natural graphite film preferably has a thickness of 17 microns to 100 microns.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses set up the inner liner in the middle part position of the inner chamber on the cotton layer of bubble, the inner chamber of inner liner evenly sets up the heat-conducting layer, and horizontal heat conduction copper sheet and vertical heat conduction copper sheet in the heat-conducting layer all can be quick absorbs the heat degree on the heat source for graphite paster and heating layer all can absorb the heat, have strengthened the heat absorption performance of graphite heat conduction bubble cotton;

2. the utility model discloses set up anti-deformation thin slice in the cotton inner chamber of graphite heat conduction bubble, can effectually guarantee that graphite heat conduction bubble is cotton can prevent the deformation on the cotton layer of bubble after receiving the collision and rocking, can guarantee to connect the electrical components and parts between the graphite heat conduction bubble is cotton can not the mutual contact, has guaranteed the security in the electrical apparatus use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the heat-conducting layer structure of the present invention.

In the figure: 1. soaking a cotton layer; 2. an adhesive layer; 3. an inner liner layer; 4. a filter layer; 5. a heat conductive layer; 51. an aluminum foil frame; 52. a transverse heat conducting copper sheet; 53. a longitudinal heat conducting copper sheet; 6. a deformation-resistant sheet; 7. a heat dissipation layer; 8. sticking graphite sheets; 9. a filling layer; 10. and a waterproof layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a graphite heat conduction bubble is cotton, including the cotton layer 1 of bubble, the upper and lower both sides inner wall of the cotton layer 1 of bubble is all laminated and is set up adhesive linkage 2, the inner wall middle part position of the cotton layer 1 of bubble sets up inner liner 3, the equal pressfitting of the upper and lower both sides inner wall of inner liner 3 sets up filter layer 4, the inner chamber of inner liner 3 evenly sets up heat-conducting layer 5, the equal pressfitting of the inner chamber of the cotton layer 1 of bubble sets up anti deformation thin slice 6, heat dissipation layer 7, graphite paster 8, filling layer 9 and waterproof layer 10 are at the inner chamber of the cotton layer 1 of bubble from top to bottom interval setting in proper order, waterproof layer 10 can effectually prevent that steam from getting into in the cotton layer 1 of bubble, guarantee can not.

As shown in fig. 2, the heat conduction layer 5 includes an aluminum foil frame 51 disposed on the inner wall of the lining layer 3, the inner wall of the aluminum foil frame 51 is uniformly provided with a transverse heat conduction copper sheet 52 and a longitudinal heat conduction copper sheet 53, the outer walls of the left and right sides of the heat conduction layer 5 are respectively provided with a clamping groove, the heat conduction layer 5 is respectively connected with the anti-deformation sheet 6, the heat dissipation layer 7, the graphite patch 8 and the filling layer 9 and the waterproof layer 10 through the clamping grooves, the heat conductivity of the foam layer 1 is increased through the heat conduction layer 5, so that the heat source contacted with the foam layer 1 can quickly absorb heat through the transverse heat conduction copper sheet 52 and the longitudinal heat conduction copper sheet 53 in the heat conduction layer 5, and meanwhile, the anti-deformation sheet 6, the heat dissipation layer 7, the graphite patch 8, the filling;

as shown in fig. 1, the bonding layer 2 is a single-sided adhesive layer, and release films are disposed on the end surfaces of the bonding layer 2, which are disposed on the outer walls of the upper and lower sides of the foam layer 1, so that the foam layer 1 can be conveniently bonded to the surface of the heat source through the bonding layer 2, and the viscosity of the bonding layer 2 can be protected by the release films;

as shown in fig. 1, the deformation-resistant sheet 6 is a stainless steel elastic sheet, the thickness of the deformation-resistant sheet 6 is 0.2mm-0.4mm, and the deformation-resistant sheet 6 arranged in the inner cavity of the foam layer 1 can effectively increase the tensile property of the foam layer 1, so that the foam layer 1 can be reused without damage;

as shown in fig. 1, the filling layer 9 is a silica gel filling layer, the thickness of the silica gel filling layer is 1mm-2mm, and the silica gel in the filling layer 9 can effectively fill the gap in the inner cavity of the foam layer 1 to remove air;

as shown in fig. 1, the graphite patch 8 includes a synthetic patch and a natural graphite patch, and the thickness of the synthetic patch is preferably 12 micrometers, 17 micrometers, 25 micrometers, 40 micrometers, 50 micrometers or 70 micrometers; the thickness of the natural graphite film is preferably 17-100 micrometers, and the graphite patches 8 can be processed according to different types and sizes of heating sources.

Example (b): when the graphite heat conduction foam processing is carried out, firstly, grooves are uniformly formed in the foam layer 1, then the inner liner layer 3, the heat conduction layer 5, the filter layer 4, the anti-deformation sheet 6, the heat dissipation layer 7, the graphite patch 8, the filling layer 9 and the waterproof layer 10 are sequentially embedded in an inner cavity of the foam layer 1, then the layers are tightly attached in a calendering and attaching mode, then the bonding layers 2 are attached to the upper side and the lower side of the foam layer 1 in a calendering mode, and finally, the foam layer is baked at a high temperature.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a graphite heat conduction bubble is cotton, includes bubble cotton layer (1), its characterized in that: the upper and lower both sides inner wall of the cotton layer of bubble (1) all laminates and sets up adhesive linkage (2), the inner wall middle part position of the cotton layer of bubble (1) sets up inner liner (3), the equal pressfitting of the upper and lower both sides inner wall of inner liner (3) sets up filter layer (4), the inner chamber of inner liner (3) evenly sets up heat-conducting layer (5), the equal pressfitting of inner chamber of the cotton layer of bubble (1) sets up anti deformation thin slice (6), heat dissipation layer (7), graphite paster (8), filling layer (9) and waterproof layer (10), and anti deformation thin slice (6), heat dissipation layer (7), graphite paster (8), filling layer (9) and waterproof layer (10) are at the inner chamber of the cotton layer of bubble (1) from top to bottom in proper order the interval setting.

2. The graphite heat-conducting foam as claimed in claim 1, wherein: the heat-conducting layer (5) is including setting up aluminum foil frame (51) at lining layer (3) inner wall, the inner wall of aluminum foil frame (51) evenly sets up horizontal heat conduction copper sheet (52) and vertical heat conduction copper sheet (53), the left and right sides outer wall of heat-conducting layer (5) all sets up the joint groove, and heat-conducting layer (5) are connected with anti-deformation thin slice (6), heat dissipation layer (7), graphite paster (8), filling layer (9) and waterproof layer (10) respectively through the joint groove.

3. The graphite heat-conducting foam as claimed in claim 1, wherein: the bonding layer (2) is a single-sided adhesive layer, and the bonding layer (2) is arranged on the end faces of the outer walls of the upper side and the lower side of the foam layer (1) and is provided with release films.

4. The graphite heat-conducting foam as claimed in claim 1, wherein: the deformation-resistant sheet (6) is a stainless steel elastic sheet, and the thickness of the deformation-resistant sheet (6) is 0.2mm-0.4 mm.

5. The graphite heat-conducting foam as claimed in claim 1, wherein: the filling layer (9) is a silica gel filling layer, and the thickness of the silica gel filling layer is 1mm-2 mm.

6. The graphite heat-conducting foam as claimed in claim 1, wherein: the graphite patch (8) comprises a synthetic patch and a natural graphite patch, and the thickness of the synthetic patch is preferably 12 micrometers, 17 micrometers, 25 micrometers, 40 micrometers, 50 micrometers or 70 micrometers; the natural graphite film preferably has a thickness of 17 microns to 100 microns.