CN218948624U

CN218948624U - Gel piece that thermal conductivity is good

Info

Publication number: CN218948624U
Application number: CN202223032538.XU
Authority: CN
Inventors: 周太林; 周怀桃
Original assignee: Wujiang Yuqu Electronic Materials Co ltd
Current assignee: Wujiang Yuqu Electronic Materials Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-05-02
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a gel sheet with good thermal conductivity, which comprises a gel base layer, wherein a thermal conduction mechanism is arranged on the lower side of the gel base layer, a protection mechanism is arranged on the upper side of the gel base layer, the gel base layer comprises a thermal conduction graphite sleeve and thermal conduction gel filling filled in the thermal conduction graphite sleeve, and a thermal conduction supporting sheet is arranged on the inner wall of the thermal conduction graphite sleeve; the heat-conducting supporting sheets are attached to the inner wall of the heat-conducting graphite sleeve at equal intervals, and are installed in the heat-conducting graphite sleeve in a strip shape; the protection mechanism comprises heat-conducting polyimide attached to the outer side of the heat-conducting graphite sleeve and a glass fiber protection layer attached to the outer side of the heat-conducting polyimide; through the heat conduction graphite cover of design, pack the use through heat conduction graphite cover to heat conduction gel filling when using, and support heat conduction graphite cover through heat conduction supporting piece to guarantee that the gel piece can be the slice laminating in the position of use.

Description

Gel piece that thermal conductivity is good

Technical Field

The utility model belongs to the technical field of heat conduction gel, and particularly relates to a gel sheet with good heat conduction.

Background

The heat-conducting gel is an organosilicon two-component paste heat-conducting filling material, inherits the advantages of good affinity, good weather resistance, high and low temperature resistance, good insulativity and the like of a silica gel material, has strong plasticity, can fill uneven interfaces, can meet heat transfer requirements under various applications, and has the characteristics of high-efficiency heat-conducting performance, low pressure, high compression ratio, high electrical insulation and the like.

At present, in the prior art, a mode of directly smearing the gel is generally adopted to assist in radiating the element at a using position, when the gel is pasted at the using position, the problem that the gel is unshaped and spread can occur, and when the gel is used, the uneven smearing thickness influences different radiating effects at different positions, so that a gel sheet with good thermal conductivity needs to be designed to solve the problem.

Disclosure of Invention

The present utility model is directed to providing a gel sheet with good thermal conductivity to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the gel piece that the thermal conductivity is good, including the gel basic unit, the downside of gel basic unit is provided with heat conduction mechanism, the upside of gel basic unit is provided with protection machanism, the gel basic unit includes heat conduction graphite cover and fills the heat conduction gel that fills in the heat conduction graphite cover and fill, the inner wall of heat conduction graphite cover is provided with the heat conduction backing sheet.

Preferably, the heat-conducting supporting sheets are attached to the inner wall of the heat-conducting graphite sleeve at equal intervals, and the heat-conducting supporting sheets are installed in the heat-conducting graphite sleeve in a strip shape.

Preferably, the heat conduction mechanism comprises a heat conduction graphite layer attached to the lower side of the heat conduction graphite sleeve and a heat conduction insulation layer attached to the lower side of the heat conduction graphite layer.

Preferably, the protection mechanism comprises heat-conducting polyimide attached to the outer side of the heat-conducting graphite sleeve and a glass fiber protection layer attached to the outer side of the heat-conducting polyimide.

Preferably, the heat-conducting polyimide and the glass fiber protective layer are connected through heat-conducting glue, and the heat-conducting polyimide is attached to the heat-conducting graphite sleeve through the heat-conducting glue.

Preferably, the heat-conducting insulating layer and the heat-conducting graphite layer are connected through heat-conducting glue, and the heat-conducting graphite layer is attached to the lower side of the heat-conducting graphite sleeve.

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

1. through the heat conduction graphite cover of design, pack the use through heat conduction graphite cover to heat conduction gel filling when using, and support heat conduction graphite cover through heat conduction supporting piece to guarantee that the gel piece can be the slice laminating in the position of use.

2. Through the protection machanism of design, through protection machanism to covering in the upside of gel basic unit when using, strengthen the protection to gel basic unit surface through heat conduction polyimide when using, through the scratch prevention and the puncture effect of glass fiber inoxidizing coating, reduce the phenomenon that the gel basic unit appears lacerating.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a protection mechanism according to the present utility model;

FIG. 3 is a schematic view of the gel infrastructure of the present utility model;

FIG. 4 is a schematic view of a heat conducting mechanism according to the present utility model;

in the figure: 1. a heat conduction mechanism; 2. a protective mechanism; 3. a gel base layer; 4. a glass fiber protective layer; 5. a thermally conductive polyimide; 6. a thermally conductive graphite sleeve; 7. filling heat-conducting gel; 8. a heat conductive supporting sheet; 9. a thermally conductive graphite layer; 10. and a heat conducting insulating layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 to 4, the present utility model provides a technical solution: the gel sheet with good thermal conductivity comprises a gel base layer 3, wherein a thermal conduction mechanism 1 is arranged on the lower side of the gel base layer 3, a protection mechanism 2 is arranged on the upper side of the gel base layer 3, the gel base layer 3 comprises a thermal conduction graphite sleeve 6 and a thermal conduction gel filling 7 filled in the thermal conduction graphite sleeve 6, a thermal conduction supporting sheet 8 is arranged on the inner wall of the thermal conduction graphite sleeve 6, the thermal conduction gel filling 7 is wrapped and used through the thermal conduction graphite sleeve 6, and the thermal conduction graphite sleeve 6 is supported through the thermal conduction supporting sheet 8; the heat conduction supporting piece 8 equidistance laminating is on the inner wall of heat conduction graphite cover 6, and heat conduction supporting piece 8 is rectangular form and installs in heat conduction graphite cover 6, through the support of heat conduction supporting piece 8 when using, makes things convenient for heat conduction graphite cover 6 to be the slice to easy to assemble in the position of use.

From the above description, the present utility model has the following advantageous effects: when the thermal gel packaging device is used, the thermal gel filling 7 is wrapped by the thermal conductive graphite sleeve 6, and the thermal conductive graphite sleeve 6 is supported by the thermal conductive supporting sheet 8, so that the gel sheet can be attached to a using position in a sheet shape.

Embodiment two:

referring to fig. 1 to fig. 4, on the basis of the first embodiment, the present utility model provides a technical solution: the heat conduction mechanism 1 is including laminating at the heat conduction graphite layer 9 of heat conduction graphite sleeve 6 downside and laminating at the heat conduction insulating layer 10 of heat conduction graphite layer 9 downside, connect through the heat conduction glue between heat conduction insulating layer 10 and the heat conduction graphite layer 9, and heat conduction graphite layer 9 laminating is at the heat conduction graphite sleeve 6 downside, when using, through the phenomenon that the insulating nature of heat conduction insulating layer 10 reduces electrically conductive, and make the heat level lead out through the horizontal heat conduction effect of heat conduction graphite layer 9 to can evenly outwards heat conduction and dispel the heat.

Further, referring to fig. 1 and 2, the protection mechanism 2 includes a heat conductive polyimide 5 attached to the outer side of the heat conductive graphite sleeve 6 and a glass fiber protection layer 4 attached to the outer side of the heat conductive polyimide 5; the heat conduction polyimide 5 and the glass fiber protective layer 4 are connected through heat conduction glue, the heat conduction polyimide 5 is attached to the heat conduction graphite sleeve 6 through the heat conduction glue, the heat conduction graphite sleeve 6 is protected through the glass fiber protective layer 4 and the heat conduction polyimide 5, and the phenomenon that the heat conduction graphite sleeve 6 is damaged due to stress is reduced.

Adopt above-mentioned technical scheme's protection machanism 2, through protection machanism 2 to covering in the upside of gel basic unit 3 when using, strengthen the protection to the surface of gel basic unit 3 through heat conduction polyimide 5 when using, through the scratch prevention and the puncture effect of glass fiber inoxidizing coating 4, reduce the phenomenon that gel basic unit 3 is scratched.

The working principle and the using flow of the utility model are as follows: when the heat conducting and insulating layer 10 is used, the heat conducting and insulating layer 10 is attached to the used position, the electric conduction phenomenon is reduced through the insulativity of the heat conducting and insulating layer 10 when the heat conducting and insulating layer is used, heat is horizontally conducted through the horizontal heat conducting effect of the heat conducting and insulating layer 9 and the heat conducting and insulating sleeve 6, then the heat conducting gel is matched with the heat conducting and insulating gel filling 7 and the heat conducting and insulating polyimide 5 to conduct heat outwards, the heat conducting effect is better, the heat conducting and insulating layer is used for protecting the heat conducting and insulating sleeve 6 through the glass fiber protective layer 4 and the heat conducting and insulating polyimide 5, and the phenomenon that the heat conducting and insulating graphite sleeve 6 is damaged due to stress is reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. A gel sheet with good thermal conductivity comprising a gel base layer (3), characterized in that: the gel comprises a gel base layer (3), wherein a heat conduction mechanism (1) is arranged on the lower side of the gel base layer (3), a protection mechanism (2) is arranged on the upper side of the gel base layer (3), the gel base layer (3) comprises a heat conduction graphite sleeve (6) and heat conduction gel filling (7) filled in the heat conduction graphite sleeve (6), and a heat conduction supporting sheet (8) is arranged on the inner wall of the heat conduction graphite sleeve (6).

2. A thermally conductive gel sheet as set forth in claim 1 wherein: the heat conduction supporting sheets (8) are attached to the inner wall of the heat conduction graphite sleeve (6) at equal intervals, and the heat conduction supporting sheets (8) are installed in the heat conduction graphite sleeve (6) in a strip shape.

3. A thermally conductive gel sheet as set forth in claim 1 wherein: the heat conduction mechanism (1) comprises a heat conduction graphite layer (9) attached to the lower side of the heat conduction graphite sleeve (6) and a heat conduction insulating layer (10) attached to the lower side of the heat conduction graphite layer (9).

4. A thermally conductive gel sheet as set forth in claim 1 wherein: the protection mechanism (2) comprises a heat-conducting polyimide (5) attached to the outer side of the heat-conducting graphite sleeve (6) and a glass fiber protection layer (4) attached to the outer side of the heat-conducting polyimide (5).

5. A thermally conductive gel sheet as set forth in claim 4 wherein: the heat-conducting polyimide (5) is connected with the glass fiber protective layer (4) through heat-conducting glue, and the heat-conducting polyimide (5) is attached to the heat-conducting graphite sleeve (6) through the heat-conducting glue.

6. A thermally conductive gel sheet as set forth in claim 3 wherein: the heat conduction insulating layer (10) and the heat conduction graphite layer (9) are connected through heat conduction glue, and the heat conduction graphite layer (9) is attached to the lower side of the heat conduction graphite sleeve (6).