CN206297219U - A kind of white graphite alkene heat-conducting pad - Google Patents
A kind of white graphite alkene heat-conducting pad Download PDFInfo
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- CN206297219U CN206297219U CN201621266385.7U CN201621266385U CN206297219U CN 206297219 U CN206297219 U CN 206297219U CN 201621266385 U CN201621266385 U CN 201621266385U CN 206297219 U CN206297219 U CN 206297219U
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- graphite alkene
- white graphite
- heat
- layer
- conducting pad
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Abstract
The utility model is related to use for electronic products heat-conducting pad technical field, specifically discloses a kind of white graphite alkene heat-conducting pad, including：Substrate, the first white graphite alkene layer for being coated on the substrate upper surface and the second white graphite alkene layer for being coated on the substrate lower surface；The second white graphite alkene layer lower section is also stained with conducting adhesive layer.60 DEG C of temperature is reduced to less than 45 DEG C when white graphite alkene heat-conducting pad of the present utility model can work LED display 5, plays splendid radiating effect；White graphite alkene heat-conducting pad also has simultaneously excellent electrical insulating property and chemical inertness, also extend service life while protecting display screen device from electrical breakdown, thus with very big application space.
Description
Technical field
The utility model is related to use for electronic products heat-conducting pad technical field, and in particular to a kind of white graphite alkene heat conductive pad
Piece.
Background technology
With the change of the fast-developing and hardware technology of intelligent artifact, people get over to easy to operate and visual experience requirement
Come higher, this causes that computer evolves as all-in-one by main frame, display screen split, with computer all-in-one machines such as association, apples
As a example by, LED display used develops into face formula matrix by original line type so that image shows becomes more printing opacity, higher
Clearly.The LED display of pixel higher will certainly discharge a greater amount of heats when working, and this is just to leading for being radiated for display screen
The heat conductivility of heat pad piece proposes harsher challenge, substantial amounts of heat energy can not be such as delivered to outside body in time and radiated, and can lead
There is card machine, deadlock phenomenon when causing computer all-in-one machine to use, what serious meeting caused LED display locally hot and burst can
Energy.
It is used for the main material of computer all-in-one machine LED display radiating in the market based on graphite heat conducting pad, but
When being acted on by external force, Graphite pad top layer is susceptible to come off, disrepair phenomenon；Some producers are also adopted by stone to improve this defect
Black alkene heat-conducting pad, although there is Graphene pad efficient thermal conductivity and very strong mechanical performance to replace Graphite pad,
Undeniable is that graphite heat conducting pad and Graphene heat-conducting pad all have very strong electric conductivity, it is especially useful in LED display
During radiating, it is easy to produce transient voltage breakdown device, cause display screen to fail, thus in the market main flow graphite heat conducting pad
Heat dissipation problem can be solved with Graphene heat-conducting pad, but not possess electrical insulation capability to protect component.Therefore, it is necessary to existing
There is technology to make further improvement.
Utility model content
In view of this, it is necessary to for above-mentioned problem, there is provided a kind of with good heat conductivility and anti-electrical breakdown
White graphite alkene heat-conducting pad, is particularly well-suited in computer all-in-one machine.
To achieve the above object, the utility model takes following technical scheme：
White graphite alkene heat-conducting pad of the present utility model, including：Substrate, the first white stone for being coated on the substrate upper surface
Black alkene layer and the second white graphite alkene layer for being coated on the substrate lower surface；The second white graphite alkene layer lower section is also stained with leads
Hot adhesion layer.
Further, the substrate is copper sheet, silver strip, aluminium flake, iron plate, tin piece, magnesium sheet, nickel sheet, aluminum alloy sheet or heat conduction
Silica gel piece.
Further, the first white graphite alkene layer and the second white graphite alkene layer have 1-10 coating structures, every layer respectively
Coating thickness is 1-50um.
Further, the first, second white graphite alkene layer is spin coating, brushing, spraying, blade coating or intaglio plate coating coating
Layer.
Further, the conducting adhesive layer is two-sided tape.
Further, the white graphite alkene heat-conducting pad is rectangle.
Further, the gross thickness of the white graphite alkene heat-conducting pad is 1-50mm.
The beneficial effects of the utility model are：
White graphite alkene layer in white graphite alkene heat-conducting pad of the present utility model is coated with 1-10 layers, with up to thousands of
Thermal conductivity factor and very strong mechanical strength, the amount of heat produced when face formula matrix L ED display screens can be worked rapidly are conducted to
Aluminium base and discharge outside body, so as to reach splendid heat transfer radiating effect.
In addition, white graphite alkene layer also has good wear-resisting, corrosion resistant chemical inertness, heat-conducting pad is substantially prolongs
Service life；White graphite alkene layer also has excellent electrical insulating property and dielectric stable performance simultaneously, effectively prevents LED display
By voltage breakdown, component is protected while fully radiating.
Summary, white graphite alkene heat-conducting pad of the present utility model has high efficiency and heat radiation and electrical insulating property, easy to use, has
Good application prospect.
Brief description of the drawings
Fig. 1 is applied to structural representation during computer all-in-one machine for the utility model white graphite alkene heat-conducting pad.
Reference：1st, the first white graphite alkene layer；2nd, substrate；3rd, the second white graphite alkene layer；4th, conducting adhesive layer；5th, show
Screen；6th, aluminium base.
Specific embodiment
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below in conjunction with specific
Embodiment and accompanying drawing are described further to the utility model, it should be apparent that, drawings in the following description are only this reality
With some new embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
It is to be appreciated that term " on ", D score, "front", "rear", "left", "right", " level ", " top ", " interior " etc. indicate
Orientation or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and letter
Change description, rather than indicate imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.
Term " first ", " second " be only used for describe purpose, and it is not intended that indicate or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.
Embodiment
As shown in figure 1, white graphite alkene heat-conducting pad gross thickness of the present utility model is designed as 1-50mm, and according to display
The corresponding design of shape of screen, including：Substrate 2, the first white graphite alkene layer for being coated on the upper surface of the substrate 21 and are coated on
The second white graphite alkene layer 3 of the lower surface of the substrate 2；The lower section of second white graphite alkene layer 3 is also stained with conducting adhesive layer 4,
The conducting adhesive layer can be two-sided tape.
The substrate 2 can select to be copper sheet, silver strip, aluminium flake, iron plate, tin piece, magnesium sheet, nickel sheet, aluminum alloy sheet or heat conduction
Silica gel piece.
The first white graphite alkene layer 1 and the second white graphite alkene layer 3 pass through spin coating, brushing, spraying, blade coating, intaglio plate coating
The upper and lower surface that mode is coated on substrate 2 forms coating, and the coating number of plies can be 1-10 layers, and every layer of coating thickness is 1-50um.
The matrix LED that white graphite alkene heat-conducting pad of the present utility model can be installed in such as computer all-in-one machine shows
Between screen 5 and aluminium base 6, pasted by conducting adhesive layer 4 and be fixed on the surface of aluminium base 6.
When computer all-in-one machine normal work, matrix LED display screen 5 produces substantial amounts of heat, is led using white graphite alkene
The white graphite alkene layer on the upper and lower top layer of heat pad piece possesses the characteristic of thermal conductivity factor very high, transfers heat to aluminium base 6 and by outer
Outside shell discharge body, so, 60 DEG C of temperature is reduced to less than 45 DEG C when can LED display 5 be worked, and plays splendid radiating
Effect；White graphite alkene heat-conducting pad also has simultaneously excellent electrical insulating property and chemical inertness, exempt from protection display screen device
Service life is also extended while by electrical breakdown, thus with very big application space.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (7)
1. a kind of white graphite alkene heat-conducting pad, it is characterised in that including：Substrate, it is coated on the first white of the substrate upper surface
Graphene layer and the second white graphite alkene layer for being coated on the substrate lower surface；The second white graphite alkene layer lower section is also stained with
Conducting adhesive layer.
2. white graphite alkene heat-conducting pad according to claim 1, it is characterised in that the substrate is copper sheet, silver strip, aluminium
Piece, iron plate, tin piece, magnesium sheet, nickel sheet, aluminum alloy sheet or heat-conducting silica gel sheet.
3. white graphite alkene heat-conducting pad according to claim 1, it is characterised in that the first white graphite alkene layer and second
White graphite alkene layer has 1-10 coating structures respectively, and every layer of coating thickness is 1-50um.
4. white graphite alkene heat-conducting pad according to claim 1, it is characterised in that the first, second white graphite alkene layer
It is spin coating, brushing, spraying, blade coating or intaglio plate coating coat.
5. white graphite alkene heat-conducting pad according to claim 1, it is characterised in that the conducting adhesive layer is double faced adhesive tape
Band.
6. the white graphite alkene heat-conducting pad according to claim 1-5 any one, it is characterised in that the white graphite alkene is led
Heat pad piece is rectangle.
7. the white graphite alkene heat-conducting pad according to claim 1-5 any one, it is characterised in that the white graphite alkene is led
The gross thickness of heat pad piece is 1-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621266385.7U CN206297219U (en) | 2016-11-24 | 2016-11-24 | A kind of white graphite alkene heat-conducting pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621266385.7U CN206297219U (en) | 2016-11-24 | 2016-11-24 | A kind of white graphite alkene heat-conducting pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206297219U true CN206297219U (en) | 2017-07-04 |
Family
ID=59212963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621266385.7U Active CN206297219U (en) | 2016-11-24 | 2016-11-24 | A kind of white graphite alkene heat-conducting pad |
Country Status (1)
| Country | Link |
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| CN (1) | CN206297219U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819360A (en) * | 2018-04-20 | 2018-11-16 | 哈尔滨理工大学 | A kind of graphene heat conducting film/heat conductive silica gel film composite material of stratiform alternating structure and preparation method thereof |
| CN109548373A (en) * | 2018-12-04 | 2019-03-29 | 广东智科精创科技股份有限公司 | A kind of shielding case and preparation method thereof of samming and integrated heat dissipation formula |
-
2016
- 2016-11-24 CN CN201621266385.7U patent/CN206297219U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819360A (en) * | 2018-04-20 | 2018-11-16 | 哈尔滨理工大学 | A kind of graphene heat conducting film/heat conductive silica gel film composite material of stratiform alternating structure and preparation method thereof |
| CN108819360B (en) * | 2018-04-20 | 2020-06-02 | 哈尔滨理工大学 | Preparation method of graphene heat-conducting film/heat-conducting silicone film composite material with layered alternating structure |
| CN109548373A (en) * | 2018-12-04 | 2019-03-29 | 广东智科精创科技股份有限公司 | A kind of shielding case and preparation method thereof of samming and integrated heat dissipation formula |
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