Heat-conducting insulating gasket

Abstract

The utility model discloses a heat-conducting insulating spacer which comprises a first rubber sheet and a second rubber sheet, a metal heat-conducting sheet is fixedly connected between the first rubber sheet and the second rubber sheet, and the first rubber sheet, the second rubber sheet and the metal heat-conducting sheet are all provided with holes. A plurality of air holes communicated with the hole are formed in the outer edge of the metal heat-conducting fin, the air holes are evenly distributed in the metal heat-conducting fin, and an annular air channel communicated with the air holes is formed in the metal heat-conducting fin. The heat transfer efficiency of the insulating spacer can be improved, and the problem that the heat dissipation efficiency of electronic components is reduced due to the fact that the heat transfer efficiency of the insulating spacer is reduced is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of gaskets, in particular to a heat-conducting insulating gasket. Background Art

[0002] A gasket is a mechanical seal between two objects, usually used to prevent leakage due to pressure, corrosion, and natural thermal expansion and contraction of pipelines. Since machined surfaces cannot be perfect, gaskets can be used to fill irregularities.

[0003] Existing insulating gaskets used in electronic products have poor thermal conductivity, which affects the heat transfer efficiency inside the electronic products. The reduced heat transfer efficiency will lead to reduced heat dissipation efficiency of electronic components. Utility Model Content

[0004] The purpose of the present invention is to provide a thermally conductive insulating gasket to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] The utility model provides a heat-conducting insulating gasket, comprising a first rubber sheet and a second rubber sheet, wherein a metal heat-conducting sheet is fixedly connected between the first rubber sheet and the second rubber sheet, the first rubber sheet, the second rubber sheet and the metal heat-conducting sheet are all provided with holes, the outer edge of the metal heat-conducting sheet is provided with a plurality of air holes connected to the holes, the plurality of air holes are evenly distributed on the metal heat-conducting sheet, and the metal heat-conducting sheet is provided with an annular air channel connected to the plurality of air holes.

[0007] Furthermore, a plurality of anti-slip grooves are formed on the side wall of the upper side of the first rubber sheet, and the plurality of anti-slip grooves are evenly distributed on the first rubber sheet.

[0008] Furthermore, a rubber sleeve is fixedly connected in the hole, and a plurality of fixing holes corresponding to the air holes are evenly opened on the rubber sleeve.

[0009] Furthermore, a plurality of annular grooves are formed on the side wall of the lower side of the second rubber sheet.

[0010] Furthermore, both upper and lower sides of the rubber sleeve are chamfered.

[0011] Furthermore, the specific material of the metal heat conductive sheet is aluminum.

[0012] Furthermore, the inner diameter of the metal heat conductive sheet is smaller than the inner diameters of the first rubber sheet and the second rubber sheet.

[0013] Furthermore, the outer diameter of the metal heat conductive sheet is smaller than the outer diameters of the first rubber sheet and the second rubber sheet.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The utility model provides a first rubber sheet, a second rubber sheet, a metal heat conductive sheet, holes, air holes and annular air channels. When in use, the provided metal heat conductive sheet has good thermal conductivity, which can improve the overall thermal conductivity of the gasket. The multiple air holes on the metal heat conductive sheet cooperate with the annular air channels to improve the gas flow efficiency near the gasket, thereby further improving the thermal conductivity of the gasket, thereby improving the heat transfer efficiency of the insulating gasket, and avoiding the problem of reduced heat transfer efficiency of the insulating gasket leading to reduced heat dissipation efficiency of electronic components. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the utility model in another direction;

[0018] Figure 3 It is a side view of the utility model;

[0019] Figure 4 for Figure 3 Cross-sectional view along the AA axis;

[0020] Figure 5 for Figure 1 Schematic diagram of the structure of the metal thermal conductive sheet.

[0021] In the figure: 1. First rubber sheet; 2. Second rubber sheet; 3. Metal heat conductive sheet; 4. Holes; 5. Air holes; 6. Annular air channel; 7. Anti-slip groove; 8. Rubber sleeve; 9. Fixing hole; 10. Annular groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-5The utility model provides a thermally conductive insulating gasket, including a first rubber sheet 1 and a second rubber sheet 2, a metal thermally conductive sheet 3 is fixedly connected between the first rubber sheet 1 and the second rubber sheet 2, the first rubber sheet 1, the second rubber sheet 2 and the metal thermally conductive sheet 3 are all provided with holes 4, the outer edge of the metal thermally conductive sheet 3 is provided with a plurality of air holes 5 connected to the holes 4, the plurality of air holes 5 are evenly distributed on the metal thermally conductive sheet 3, and the metal thermally conductive sheet 3 is provided with an annular air channel 6 connected with the plurality of air holes 5.

[0024] In the above embodiment, when in use, the provided metal thermal conductive sheet 3 has good thermal conductivity, which can improve the overall thermal conductivity of the gasket, and the multiple air holes 5 on the metal thermal conductive sheet 3 cooperate with the annular air channel 6 to improve the gas flow efficiency near the gasket, thereby further improving the thermal conductivity of the gasket, thereby improving the heat transfer efficiency of the insulating gasket, and avoiding the problem of reduced heat transfer efficiency of the insulating gasket leading to reduced heat dissipation efficiency of electronic components.

[0025] The side wall on the upper side of the first rubber sheet 1 is provided with a plurality of anti-skid grooves 7, which are evenly distributed on the first rubber sheet 1. The plurality of anti-skid grooves 7 can improve the anti-skid performance of the first rubber sheet 1 and the anti-skid performance of the gasket.

[0026] A rubber sleeve 8 is fixedly connected in the hole 4, and a plurality of fixing holes 9 corresponding to the air holes 5 are evenly opened on the rubber sleeve 8. The rubber sleeve 8 can block the inner side of the metal heat conducting plate 3, thereby improving the insulation performance of the gasket.

[0027] A plurality of annular grooves 10 are formed on the side wall of the lower side of the second rubber sheet 2 . The annular grooves 10 can improve the anti-slip performance of the second rubber sheet 2 and the anti-slip performance of the gasket.

[0028] The upper and lower sides of the rubber sleeve 8 are both rounded to improve the surface smoothness of the rubber sleeve 8 .

[0029] The specific material of the metal heat conducting sheet 3 is aluminum. Aluminum has good thermal conductivity and low density, which can reduce the weight of the metal heat conducting sheet 3 and the weight of the gasket.

[0030] The inner diameter of the metal heat conducting sheet 3 is smaller than the inner diameters of the first rubber sheet 1 and the second rubber sheet 2 , so as to prevent the inner circle of the metal heat conducting sheet 3 from being exposed.

[0031] The outer diameter of the metal heat conducting sheet 3 is smaller than that of the first rubber sheet 1 and the second rubber sheet 2 , which can prevent the outer edge of the metal heat conducting sheet 3 from being exposed, thereby improving the insulation performance of the gasket.

[0032] Working principle: When in use, the set metal thermal conductive sheet 3 has good thermal conductivity, which can improve the overall thermal conductivity of the gasket, and the multiple air holes 5 on the metal thermal conductive sheet 3 cooperate with the annular air channel 6 to improve the gas flow efficiency near the gasket, thereby further improving the thermal conductivity of the gasket, thereby improving the heat transfer efficiency of the insulating gasket, and avoiding the problem of reduced heat transfer efficiency of the insulating gasket leading to reduced heat dissipation efficiency of electronic components.

[0033] It should be noted that, in this document, relational terms such as first and second, etc., are used only 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 "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0034] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thermally conductive insulating gasket comprising a first rubber sheet (1) and a second rubber sheet (2), characterized in that: A metal heat conducting sheet (3) is fixedly connected between the first rubber sheet (1) and the second rubber sheet (2); holes (4) are provided on the first rubber sheet (1), the second rubber sheet (2) and the metal heat conducting sheet (3); a plurality of air holes (5) communicating with the holes (4) are provided on the outer edge of the metal heat conducting sheet (3); the plurality of air holes (5) are evenly distributed on the metal heat conducting sheet (3); and an annular air channel (6) communicating with the plurality of air holes (5) is provided on the metal heat conducting sheet (3).

2. The thermally conductive insulating gasket according to claim 1, characterized in that: A plurality of anti-slip grooves (7) are provided on the side wall of the upper side of the first rubber sheet (1), and the plurality of anti-slip grooves (7) are evenly distributed on the first rubber sheet (1).

3. The thermally conductive insulating gasket according to claim 2, characterized in that: A rubber sleeve (8) is fixedly connected in the hole (4), and a plurality of fixing holes (9) corresponding to the air holes (5) are evenly formed on the rubber sleeve (8).

4. The thermally conductive insulating gasket according to claim 3, characterized in that: A plurality of annular grooves (10) are provided on the side wall of the lower side of the second rubber sheet (2).

5. The thermally conductive insulating gasket according to claim 4, characterized in that: The upper and lower sides of the rubber sleeve (8) are both rounded.

6. The thermally conductive insulating gasket according to claim 5, characterized in that: The specific material of the metal heat conducting plate (3) is aluminum.

7. The thermally conductive insulating gasket according to claim 6, characterized in that: The inner diameter of the metal heat-conducting sheet (3) is smaller than the inner diameters of the first rubber sheet (1) and the second rubber sheet (2).

8. The thermally conductive insulating gasket according to claim 7, characterized in that: The outer diameter of the metal heat-conducting sheet (3) is smaller than the outer diameters of the first rubber sheet (1) and the second rubber sheet (2).

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