CN206493664U - Radiating silica gel sheet - Google Patents
Radiating silica gel sheet Download PDFInfo
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- CN206493664U CN206493664U CN201720057337.5U CN201720057337U CN206493664U CN 206493664 U CN206493664 U CN 206493664U CN 201720057337 U CN201720057337 U CN 201720057337U CN 206493664 U CN206493664 U CN 206493664U
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- heat
- silica gel
- heat conduction
- gel sheet
- conduction silicone
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Abstract
The utility model is related to a kind of radiating silica gel sheet, the first heat conduction silicone, conductive and heat-conductive body and the second heat conduction silicone including being fitted tightly over heater element surface, described conductive and heat-conductive body is almag net-shaped metal plate, and the second described heat conductive silica gel layer surface is provided with fluorine carbon heat loss through radiation coating.Heater element is a heating, first heat conduction silicone is close to heater element and absorbs its surface heat, first heat conduction silicone is longitudinally quickly directed at heat almag net-shaped metal plate, because the heat transfer of almag net-shaped metal plate is No yield point mode, heat is in almag net-shaped metal plate horizontal spreading and longitudinally transfers heat to the second heat conduction silicone, almag net-shaped metal plate and the formation body heating of the second heat conduction silicone, fluorine carbon heat loss through radiation coating makes heat is quick to be spread into atmospheric air, so as to reduce heater element surface thermal contact resistance, improve heat-conducting effect, the temperature of heater element can effectively be reduced, ensure the service life of heater element.
Description
Technical field
The utility model is related to radiating fin of heating element field, espespecially radiating silica gel sheet.
Background technology
Heater element is the core cell of electronic product, if its radiate it is bad will it is breakdown, burn.For stable heating
The operating efficiency radiating of element is as more and more important link.Existing way is to install radiator fan additional or use water cooling mostly
Cooling system.The radiating effect of radiator fan is poor, noise is big, accounts for volume.Water-cooling heat radiating system good heat dissipation effect but equally be knot
Structure is big, accounts for volume, once and it is complicated, there is seepy question and can damage heater element.Therefore someone designs semiconductor and dissipated
Hot device, after radiator for semiconductor is powered using semiconductor chilling plate, cold end is from around absorbing heat, the characteristics of available for refrigeration
Element heat is dissipated to heating.Semiconductor refrigeration system without mechanical rotation, so it is noiseless, without abrasion.But, semiconductor chilling plate is needed
Heat abstractor to be installed in its hot junction to distribute the heat of its hot junction face generation, otherwise semiconductor chilling plate heat is not distributed not go out
The refrigeration of its cold end can be influenceed, semiconductor chilling plate is burnt in setting.
Utility model content
To solve the above problems, the utility model provides a kind of radiating silica gel sheet for switching to body heat source by heat point source.
To achieve the above object, the utility model, which is adopted the following technical scheme that, is：A kind of radiating silica gel sheet, including successively
The first heat conduction silicone, conductive and heat-conductive body and the second heat conduction silicone that are fitted tightly over heater element surface of connection, it is described
Conductive and heat-conductive body be almag net-shaped metal plate, described the second heat conductive silica gel layer surface is provided with the painting of fluorine carbon heat loss through radiation
Layer.
Effectively using the flexible nature of silica gel, heater element is a heating, and the first heat conduction silicone is close to heater element simultaneously
Its surface heat is absorbed, the first heat conduction silicone is longitudinally quickly directed at heat almag net-shaped metal plate, because magnalium is closed
Golden net-shaped metal plate heat transfer is No yield point mode, and heat is in almag net-shaped metal plate horizontal spreading and longitudinally transfers heat to
Second heat conduction silicone, almag net-shaped metal plate and the formation body heating of the second heat conduction silicone, fluorine carbon heat loss through radiation coating
Make heat is quick to be spread into atmospheric air, so as to reduce heater element surface thermal contact resistance, improve heat-conducting effect, can be effective
Reduce the temperature of heater element, it is ensured that the service life of heater element.
Preferably, described almag net-shaped metal plate has hollow cavity, and described hollow cavity is provided with bamboo charcoal, bamboo
Charcoal is high to far infrared absorptivity, and the coefficient of overall heat transmission is also high, secondly strengthens the first heat conductive silica gel and the second heat conduction silicone and is closed with magnalium
The caking property of golden net-shaped metal plate, makes both be difficult to come off from almag net-shaped metal plate.
Preferably, graphene radiating film is embedded with inside the second described layer of silica gel.Due to graphene radiating film tool
There is high thermal conductivity, increase radiating rate, existing graphene is applied directly on metallic plate, easily dropped, and silica gel is more
It is difficult to drop after softness, stickup, graphene radiating film is embedded in the second layer of silica gel and then with almag net-shaped metal plate connected
Connect, using graphene thermal conductivity, and good heat dissipation effect and be not easy to drop.
Preferably, wire sheathing is embedded with inside the first described layer of silica gel, layer of silica gel can be greatly improved and use the longevity
Life.
Preferably, the hardness factor of the second described heat conduction silicone is fewer than the hardness factor of the first heat conduction silicone, by
It is softer in the second heat conduction silicone, damage of the external vibrations to heater element is effectively reduced, the security of heater element is improved
Energy.
Preferably, the first described heat-conducting silica gel sheet and the second heat-conducting silica gel sheet are that thermal conductivity factor is at least 2w/ (m
K) Silica hydrogel is made.
Preferably, Heat Conduction Material particle, described heat conduction material are provided with the first heat-conducting silica gel sheet and the second heat-conducting silica gel sheet
It is aluminum oxide or aluminium nitride or silica or boron nitride to expect particle, and described Heat Conduction Material grain diameter is 0.03~0.05mm.
Preferably, the first described heat-conducting silica gel sheet and fluorine carbon heat loss through radiation coating surface are provided with mould release membrance protective layer, from
Type film protective layer is made of polyester resin or flexible modified poly ethylene or elastic hot plastomer elastomeric material.
The beneficial effects of the utility model are：The utility model reasonable in design, can reduce the temperature of heater element
Degree, improves electronic component reliability and service life, relative to the advantage of traditional heat-dissipating piece copper sheet, aluminium flake：Make simple, into
This is relatively low, and thermal diffusivity is more preferable.The utility model has heat-resisting, cold-resistant and resistance to compression well and lear energy, and thermal conductivity
Can be stable；Meanwhile, wire sheathing is embedded with inside the first layer of silica gel, the first layer of silica gel physical strength is improved, it is used the longevity
Life is more lasting, and the scope of application is more extensive.
Brief description of the drawings
Fig. 1 is the utility model structure chart.
Mark explanation：1. the first heat conduction silicone；2. almag net-shaped metal plate；21. bamboo-carbon layer；3. the second thermal conductive silicon
Glue-line；4. fluorine carbon heat loss through radiation coating.
Embodiment
Refer to shown in Fig. 1, the utility model on a kind of radiating silica gel sheet, including be sequentially connected be fitted tightly over hair
First heat conduction silicone, conductive and heat-conductive body and second heat conduction silicone on thermal element surface, described conductive and heat-conductive body are magnalium
Alloy net-shaped metal plate, the second described heat conductive silica gel layer surface is provided with fluorine carbon heat loss through radiation coating.
Effectively using the flexible nature of silica gel, heater element is a heating, and the first heat conduction silicone is close to heater element simultaneously
Its surface heat is absorbed, the first heat conduction silicone is longitudinally quickly directed at heat almag net-shaped metal plate, because magnalium is closed
Golden net-shaped metal plate heat transfer is No yield point mode, and heat is in almag net-shaped metal plate horizontal spreading and longitudinally transfers heat to
Second heat conduction silicone, almag net-shaped metal plate and the formation body heating of the second heat conduction silicone, fluorine carbon heat loss through radiation coating
Make heat is quick to be spread into atmospheric air, so as to reduce heater element surface thermal contact resistance, improve heat-conducting effect, can be effective
Reduce the temperature of heater element, it is ensured that the service life of heater element.
Preferably, described almag net-shaped metal plate has hollow cavity, and described hollow cavity is provided with bamboo charcoal, bamboo
Charcoal is high to far infrared absorptivity, and the coefficient of overall heat transmission is also high, secondly strengthens the first heat conductive silica gel and the second heat conduction silicone and is closed with magnalium
The caking property of golden net-shaped metal plate, makes both be difficult to come off from almag net-shaped metal plate.
Preferably, graphene radiating film is embedded with inside the second described layer of silica gel.Due to graphene radiating film tool
There is high thermal conductivity, increase radiating rate, existing graphene is applied directly on metallic plate, easily dropped, and silica gel is more
It is difficult to drop after softness, stickup, graphene radiating film is embedded in the second layer of silica gel and then with almag net-shaped metal plate connected
Connect, using graphene thermal conductivity, and good heat dissipation effect and be not easy to drop.
Preferably, wire sheathing is embedded with inside the first described layer of silica gel, layer of silica gel can be greatly improved and use the longevity
Life.
Preferably, the hardness factor of the second described heat conduction silicone is fewer than the hardness factor of the first heat conduction silicone, by
It is softer in the second heat conduction silicone, damage of the external vibrations to heater element is effectively reduced, the security of heater element is improved
Energy.
Preferably, the first described heat-conducting silica gel sheet and the second heat-conducting silica gel sheet are that thermal conductivity factor is at least 2w/ (m
K) Silica hydrogel is made.
Preferably, Heat Conduction Material particle, described heat conduction material are provided with the first heat-conducting silica gel sheet and the second heat-conducting silica gel sheet
It is aluminum oxide or aluminium nitride or silica or boron nitride to expect particle, and described Heat Conduction Material grain diameter is 0.03~0.05mm.
Preferably, the first described heat-conducting silica gel sheet and fluorine carbon heat loss through radiation coating surface are provided with mould release membrance protective layer, from
Type film protective layer is made of polyester resin or flexible modified poly ethylene or elastic hot plastomer elastomeric material.
The beneficial effects of the utility model are：The utility model reasonable in design, can reduce the temperature of heater element
Degree, improves electronic component reliability and service life, relative to the advantage of traditional heat-dissipating piece copper sheet, aluminium flake：Make simple, into
This is relatively low, and thermal diffusivity is more preferable.The utility model has heat-resisting, cold-resistant and resistance to compression well and lear energy, and thermal conductivity
Can be stable；Meanwhile, wire sheathing is embedded with inside the first layer of silica gel, the first layer of silica gel physical strength is improved, it is used the longevity
Life is more lasting, and the scope of application is more extensive.
Embodiment of above is only that preferred embodiment of the present utility model is described, not to the utility model
Scope be defined, on the premise of the utility model design spirit is not departed from, this area ordinary skill technical staff to this
Various modifications and improvement that the technical scheme of utility model is made, all should fall into the guarantor that claims of the present utility model are determined
In the range of shield.
Claims (8)
1. a kind of radiating silica gel sheet, it is characterised in that：The first of heater element surface led including being fitted tightly over of being sequentially connected
Hot layer of silica gel, conductive and heat-conductive body and the second heat conduction silicone, described conductive and heat-conductive body are almag net-shaped metal plate, described
The second heat conductive silica gel layer surface be provided with fluorine carbon heat loss through radiation coating.
2. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：Described almag net-shaped metal plate tool
There is hollow cavity, described hollow cavity is provided with bamboo charcoal.
3. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：It is embedding inside the second described heat conduction silicone
Provided with graphene radiating film.
4. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：It is embedding inside the first described heat conduction silicone
Provided with wire sheathing.
5. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：The hardness of the second described heat conduction silicone
The hardness factor of the heat conduction silicone of coefficient ratio first is few.
6. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：The first described heat-conducting silica gel sheet and second
Heat-conducting silica gel sheet is that thermal conductivity factor is at least 2w/ (mk) Silica hydrogel and is made.
7. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：First heat-conducting silica gel sheet and the second thermal conductive silicon
Heat Conduction Material particle is provided with film, described Heat Conduction Material particle is aluminum oxide or aluminium nitride or silica or boron nitride, institute
The Heat Conduction Material grain diameter stated is 0.03~0.05mm.
8. a kind of radiating silica gel sheet according to claim 1, it is characterised in that：Described the first heat-conducting silica gel sheet and fluorine carbon
Heat loss through radiation coating surface is provided with mould release membrance protective layer, and mould release membrance protective layer is using polyester resin or flexible modified poly ethylene or bullet
Property thermoplastic body rubber material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057337.5U CN206493664U (en) | 2017-01-17 | 2017-01-17 | Radiating silica gel sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057337.5U CN206493664U (en) | 2017-01-17 | 2017-01-17 | Radiating silica gel sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206493664U true CN206493664U (en) | 2017-09-15 |
Family
ID=59802337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720057337.5U Active CN206493664U (en) | 2017-01-17 | 2017-01-17 | Radiating silica gel sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206493664U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108576963A (en) * | 2018-06-26 | 2018-09-28 | 劲霸男装（上海）有限公司 | A kind of heating inner container with shell temperature control switching function |
| CN113115557A (en) * | 2021-02-05 | 2021-07-13 | 吕建忠 | Heat dissipation silica gel piece of embedded heat conduction group |
| CN115356884A (en) * | 2022-07-22 | 2022-11-18 | 信利光电股份有限公司 | On-vehicle ToF module and electronic equipment of making a video recording |
-
2017
- 2017-01-17 CN CN201720057337.5U patent/CN206493664U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108576963A (en) * | 2018-06-26 | 2018-09-28 | 劲霸男装（上海）有限公司 | A kind of heating inner container with shell temperature control switching function |
| CN113115557A (en) * | 2021-02-05 | 2021-07-13 | 吕建忠 | Heat dissipation silica gel piece of embedded heat conduction group |
| CN115356884A (en) * | 2022-07-22 | 2022-11-18 | 信利光电股份有限公司 | On-vehicle ToF module and electronic equipment of making a video recording |
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