CN105208827A - Heat dissipation structure of handheld device - Google Patents
Heat dissipation structure of handheld device Download PDFInfo
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- CN105208827A CN105208827A CN201410781175.0A CN201410781175A CN105208827A CN 105208827 A CN105208827 A CN 105208827A CN 201410781175 A CN201410781175 A CN 201410781175A CN 105208827 A CN105208827 A CN 105208827A
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- radiation layer
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Abstract
The invention relates to a heat dissipation structure of a handheld device, which is accommodated in a shell of the handheld device, wherein the shell is internally provided with at least one heat generating assembly. The heat dissipation structure comprises a supporting body, a heat pipe and a heat conducting piece. The supporting body is provided with a slotted hole penetrating both sides of the supporting body. The heat pipe is embedded in the slotted hole. The heat pipe is provided with a first end and a second end, wherein the first end is attached to or adjacent to or indirectly corresponding to the heat generating assembly, the second end is away from the first end, and the first end and the second end are connected by a middle section. The heat conducting piece is arranged at a side surface of the supporting body and covers the first end which is attached to the heat pipe, the second end and the middle section. The heat conducting piece extends to an area, where the heat pipe is not embedded, of the first side surface so as to uniformly disperse heat absorbed by the heat pipe to an area, which is covered by the heat conducting piece, of the supporting body.
Description
Technical field
The present invention relates to a kind of hand-held device radiator structure, particularly relate to a kind of radiator structure being applied to heat radiation usefulness in hand-held device.
Background technology
Existing hand held device along with user its incline like frivolous with computing and under the more and more higher requirement of usefulness, its internal central processing unit is then marched toward double-core or the even higher usefulness of four cores, and because of the faster heat that it produces for the treatment of efficiency processing speed of central processing unit also certainly will be more and more higher, therefore how antipyreticly also become a very important problem with thinning.
Prior art a case as novel in Taiwan Patent application number 102209866 discloses a kind of hand-hold communication device with radiator structure, and this hand-hold communication device comprises a housing, a heat generating component and a radiator, and enclosure interior is provided with a cavity volume; Heat generating component is contained in cavity volume; The corresponding heat generating component configuration of radiator, radiator comprises a heat pipe and a heat-conducting plate, and heat pipe one end heat posted is connected to heat generating component, and the other end configures towards the direction away from heat generating component; Heat-conducting plate heat posted is connected to heat pipe.Whereby, the even heat that heat generating component produces is directed on heat-conducting plate by heat pipe, avoids accumulation of heat around heat generating component, to reach effect of improving heat radiation efficiency.
Although prior art uses heat pipe by heat conduction on heat-conducting plate, but the process of heat transmission makes then to spread heat radiation on heat-conducting plate centered by heat pipe, the heat of heat-conducting plate near the region of heat pipe is higher, heat away from the region of heat pipe is lower, that is heat pipe is delivered to the heat skewness of heat-conducting plate, radiating effect is unevident, in addition such design causes device cannot thinning, therefore how in existing space under the condition not increasing thickness and space, effectively to solve heat dissipation problem, it is starting point of the present invention.
Summary of the invention
The present invention is directed to the problems referred to above, the invention provides the radiator structure that a kind of heat by the heat generating component in hand-held device is uniformly transferred to large-area supporter, effectively to solve the heat dissipation problem in hand-held device.
For achieving the above object, the invention provides a kind of hand-held device radiator structure, be contained in the housing of hand-hold device, in this housing, there is at least one heat generating component, this radiator structure comprises: a supporter, there is the first contrary side surface and one second side surface, and a slotted eye runs through the first side surface and second side surface of this supporter; One heat pipe, to arranging by heat generating component, and is embedded in this slotted eye, this heat pipe have a first end amplexiform this heat generating component or be positioned at around this heat generating component and one second end away from this first end, an interlude connects this first end and this second end; One heat exchange sheet is the first side surface being arranged on this supporter, and covers the first end and the second end and interlude that amplexiform this heat pipe, and the region that this first side surface is not embedded heat pipe is covered in extension.
This heat pipe has one first contrary plane and one second plane, and this first plane is with the first same direction of side surface of this supporter, and this second plane system is with the second same direction of side surface of this supporter.
The pyroconductivity of the composition material of this heat exchange sheet is higher than the composition material of supporter.
This supporter is that stainless steel or aluminum alloy material are formed; This heat exchange sheet is that the metal such as copper, aluminium or graphite material are formed.
This heat exchange sheet has a upper surface not to should the first side surface of supporter, this upper surface is formed with a heat loss through radiation layer, and this heat loss through radiation layer is by differential arc oxidation, electricity slurry electrolytic oxidation, anodic spark deposition and spark deposition anodic oxidation wherein either type formation.
This heat loss through radiation layer is a ceramic material or graphite material.
This heat loss through radiation layer is a kind of loose structure or how rice structure.
This heat loss through radiation layer is the color of black or sub-black or dark system.
This heat loss through radiation layer is a kind of high radiation ceramic structure or high-hardness ceramic structure.
The thickness of this heat loss through radiation layer is 1 micron ~ 50 microns.
The present invention provides a kind of hand-held device radiator structure in addition, be contained in the housing of hand-hold device, in this housing, there is at least one heat generating component, this radiator structure comprises: a supporter, there is the first contrary side surface and one second side surface, and a slotted eye runs through the first side surface and second side surface of this supporter; One heat pipe is to should arrange and be embedded in this slotted eye by heat generating component, and this heat pipe has a first end and one second end away from this first end, and an interlude connects this first end and this second end; One heat exchange sheet, be arranged on the second side surface of this supporter, and cover the first end and the second end and interlude that amplexiform this heat pipe, this heat exchange sheet extends and covers the region that this second side surface is not embedded heat pipe, and this heat generating component amplexiforms this heat exchange sheet and across this heat exchange sheet to should the first end of heat pipe.A kind of hand-held device radiator structure, be contained in the housing of hand-hold device, have at least one heat generating component in this housing, this radiator structure comprises: a supporter, there is the first contrary side surface and one second side surface, and a slotted eye runs through the first side surface and second side surface of this supporter; One heat pipe is to should arrange and be embedded in this slotted eye by heat generating component, and this heat pipe has a first end and one second end away from this first end, and an interlude connects this first end and this second end; One heat exchange sheet, be arranged on the second side surface of this supporter, and cover the first end and the second end and interlude that amplexiform this heat pipe, and extend and cover the region that this second side surface is not embedded heat pipe, this heat generating component amplexiforms this heat exchange sheet and across this heat exchange sheet to should the first end of heat pipe.
This heat pipe has one first contrary plane and one second plane, and this first plane is with the first same direction of side surface of this supporter, and this second plane is with the second same direction of side surface of this supporter.
The pyroconductivity of the composition material of this heat exchange sheet is higher than the composition material of supporter.
This supporter is that stainless steel or aluminum alloy material are formed; This heat exchange sheet is that the metal such as copper, aluminium or graphite material are formed.
First side surface of this supporter is formed with a heat loss through radiation layer, and this heat loss through radiation layer is by differential arc oxidation, electricity slurry electrolytic oxidation, anodic spark deposition and spark deposition anodic oxidation wherein either type formation.
This heat loss through radiation layer is a ceramic material or graphite material.
This heat loss through radiation layer is a kind of loose structure or how rice structure.
This heat loss through radiation layer is the color of black or sub-black or dark system.
This heat loss through radiation layer is a kind of high radiation ceramic structure or high-hardness ceramic structure.
The thickness of this heat loss through radiation layer is 1 micron ~ 50 microns.
Accompanying drawing explanation
Figure 1A is perspective exploded view of the present invention;
Figure 1B is solid combination schematic diagram of the present invention;
Fig. 1 C is the cross-sectional schematic of the A-A ' of the present invention 1B figure;
Fig. 1 D is the combination schematic diagram of heat pipe of the present invention and another aspect of heat generating component;
Fig. 2 A is the schematic diagram that the present invention is contained in the housing of hand-held device;
Fig. 2 B is the cross-sectional schematic of 2A figure;
Fig. 3 A is the perspective exploded view that the present invention second implements;
Fig. 3 B is the solid combination schematic diagram that the present invention second implements;
Fig. 3 C is the cross-sectional schematic of the B-B ' of the present invention 3B figure;
Fig. 4 A is the perspective exploded view of the better enforcement of the present invention the 3rd;
Fig. 4 B is C-C ' the hatching line schematic diagram after 4A figure combination;
Fig. 4 C is the schematic diagram that the better enforcement of the present invention the 3rd is contained in the housing of hand-held device;
Fig. 5 A is the perspective exploded view of the better enforcement of the present invention the 4th;
Fig. 5 B is D-D ' the hatching line schematic diagram of the present invention 5A figure;
Fig. 5 C is the schematic diagram that the better enforcement of the present invention the 4th is contained in the housing of hand-held device.
Symbol description
10 hand-held device radiator structures
11 supporters
111 first side surfaces
112 second side surfaces
113 slotted eyes
12 heat pipes
121 first ends
122 second ends
123 interludes
124 first planes
125 second planes
126 chambers
13 heat exchange sheets
131 upper surfaces
14 circuit boards
141 heat generating components
15a heat loss through radiation layer
20 hand-held devices
21 housings
211 protecgulums
212 back of the body lids
213 spaces
2111 windows
24 display Touch Screens
Embodiment
Figure 1A is three-dimensional exploded view of the present invention; Figure 1B is three-dimensional combination figure of the present invention; Fig. 1 C is the cross-sectional schematic of the A-A ' of Figure 1B of the present invention.As shown in Figure 1A to 1C, hand-held device radiator structure 10 comprises supporter 11, heat pipe 12 and a heat exchange sheet 13.This supporter 11 is also called center and is arranged in the housing of hand-held device (such as mobile phone or omniselector or PDA or flat computer), and as the supporting construction that other components in hand-held device such as a circuit board 14 or a battery (not shown) etc. connect, supporter 11 has the first contrary side surface 111 and one second side surface 112, and one slotted eye 113 run through the first side surface 111 and the second side surface 112 of this supporter 11, this slotted eye 113 provides this heat pipe 12 to set.So the region deviding not offering slotted eye 113 at the first side surface 111 and the second side surface 112 is the region not being embedded heat pipe.Moreover this first side surface 111 is to should heat exchange sheet 13, this second side surface 112 is to should circuit board 14.
The heat generating component 141 that heat pipe 12 is embedded in this slotted eye 113 and in corresponding hand-held device is arranged, and heat pipe 12 has a first end 121 and connects this first end 121 and second end 122 away from one second end 122, interlude 123 of this first end 121.Heat pipe 12 is preferably thin flat formula heat pipe and has one first contrary plane 124 and one second plane 125, this first plane 124 is with the first same direction of side surface 111 of this supporter 11, and this second plane 125 is with the second same direction of side surface 112 of this supporter 11.There is in heat pipe 12 chamber 126 closed and extend to interlude 123 until the second end 122 from first end 121, working fluid and capillary structure is provided with in this chamber 126, be heated by the working fluid in chamber 126 and produce liquid vapour two phase change of circulation, and gas and the liquid convection current that vapour returns toward liquid between the first end 121 and the second end 122 of heat pipe 12 and reach the object of heat transfer.Amplexiform the heat generating component 141 on circuit board 14 at the first end 121 of this this heat pipe 12 of better enforcement, but be not limited to this, the first end 121 of heat pipe 12 is positioned at around this this heat generating component 141 as shown in figure ip.
This heat exchange sheet 13, is arranged on the first side surface 111 of this supporter 11, amplexiforms except the first end 121 of this heat pipe 12 and the second end 122 and interlude 123, and cover the region that this first side surface 111 is not embedded heat pipe 12 except covering.
Especially be noted that, supporter 11 is made up with the material that hardness is higher of intensity, and the pyroconductivity of the composition material of this heat exchange sheet 13 is higher than the pyroconductivity of the composition material of supporter 11, so first side surface 111 that the heat of heat pipe 12 can be evenly spread to supporter 11 by heat exchange sheet 13 is not embedded the region of heat pipe 12.Implement this supporter 11 one and be preferably stainless steel or aluminum alloy material (such as AL5052) formation, this heat exchange sheet 13 is preferably the metal such as copper, aluminium or graphite radiating film (or claiming graphite samming sheet (GraphiteHeatSpreader)) or superconductor and forms.
Particularly graphite radiating film is the component of a kind of nanocomposite as temperature uniforming heat radiation, adapt to any surface uniform heat conduction, have EMI effectiveness, it has unique grain orientation, along both direction uniform heat conduction, laminar structuredly any surface can be adapted to well.Graphite radiating membrane plane interior (horizontal heat conduction) has the super-high heat-conductive performance within the scope of 150-1500W/m-K, and vertical thermal conductivity is only 5 ~ 20W/mK, almost serves heat insulation effect.Also because graphite radiating film has horizontal direction and allows other metals be difficult to the coefficient of heat conduction reached, and the feature that the coefficient of heat conduction is in vertical direction on the low side.Because graphite radiating film has higher horizontal conductive coefficient, therefore, heat can be carried out the conduction of horizontal direction fast by it, makes the whole surperficial uniform heat distribution of horizontal direction, eliminates hot localised points.So accurate, graphite radiating film is serve heat conduction in fact, and the effect that even heat scatters, indirectly namely plays thermolysis.
Below detailed description hand-held device radiator structure 10 is applied in the concrete enforcement in hand-hold device, the hand-held device of indication of the present invention comprises mobile phone (comprising intelligent mobile phone), flat computer, PDA, display and smart watch, will with intelligent mobile phone illustratively the graphic of this explanation.Fig. 2 A is the schematic diagram that the present invention is contained in the housing of hand-held device; Fig. 2 B is the cross-sectional schematic of Fig. 2 A.As Fig. 2 A and 2B and in the lump referring to figs. 1A to shown in 1C, this hand-held device 20 comprises a housing 21 and is made up of a protecgulum 211 and a back of the body lid 212, between this protecgulum 211 and back of the body lid 212, define a space 213, protecgulum 211 offers a window 2111 and is equiped with a display Touch Screen 24.It is interior between protecgulum 211 and back of the body lid 212 that aforesaid hand-held device radiator structure 10 is placed on this space 213, is in addition more equipped with the part such as this circuit board 14 and battery (without icon) in space 213.Heat generating component 141 on circuit board 14 in hand-held device 20 amplexiforms the first end 121 of this heat pipe 12, to conduct the heat to the second end 122 by heat pipe 12.And amplexiform except the first end 121 of this heat pipe 12 and the second end 122 and interlude 123 except covering due to this heat exchange sheet 13, and cover the region that this first side surface 111 is not embedded heat pipe 12, and then the first side surface 111 heat of heat pipe 12 being evenly spread to supporter 11 is not embedded the region of heat pipe 12.Therefore the various point locations of the first side surface 111 or the temperature value in each region are equally distributed state, and all concentrate on the problem of a local location (position of corresponding heat generating component 141) of the first side surface 111 of supporter 11 by the heat that such arranging improves heat generating component 141.
Please continue to refer to the perspective exploded view that Fig. 3 A is the present invention second enforcement; Fig. 3 B is the three-dimensional combination schematic diagram of the present invention second enforcement; Fig. 3 C is the cross-sectional schematic of the B-B ' of Fig. 3 B of the present invention.As shown in Fig. 3 A to 3B, aforesaid heat exchange sheet 13 can be arranged on the second side surface 112 of this supporter 11, and cover the first end 121 and the second end 122 and interlude 123 that amplexiform this heat pipe 12, and extend and cover the region that this second side surface 112 is not embedded heat pipe 12, this heat generating component 141 amplexiforms this heat exchange sheet 13 and across this heat exchange sheet 13 to should the first end 121 of heat pipe 12.The heat of heat generating component 141 is delivered to this heat pipe 12 by heat exchange sheet 13, by heat pipe 12, heat is delivered to the second end 122 by first end 121, away from the region of heat generating component 141, the heat of this heat generating component 141 and the heat of heat pipe 12 are delivered to via heat exchange sheet 13 region that second side surface 112 is not embedded heat pipe 12 simultaneously.Therefore the various point locations of the second side surface 112 or the temperature value in each region are equally distributed state, and all concentrate on the problem of a local location (position of corresponding heat generating component 14) of the second side surface 112 of supporter 11 by the heat that such arranging improves heat generating component 141.
Refer to the perspective exploded view that Fig. 4 A is the better enforcement of the present invention the 3rd; Fig. 4 B is C-C ' the hatching line schematic diagram after Fig. 4 A combines.As shown in the figure the structure of this better enforcement and linking relationship and effect roughly identical with aforementioned first preferred embodiment, therefore again do not repeat at this, difference both it is in and has a upper surface 131 not to should the first side surface 111 of supporter 11 in this heat exchange sheet 13, this upper surface 131 is formed with a heat loss through radiation layer 15a, this heat loss through radiation layer 15a is by differential arc oxidation (MicroArcOxidation, MAO), electricity slurry electrolytic oxidation (PlasmaElectrolyticOxidation, PEO), anodic spark deposition (AnodicSparkDeposition, and spark deposition anodic oxidation (AnodicOxidationbySparkDeposition ASD), ANOF) wherein either type is formed at this upper surface 131.
Aforementioned radiation heat dissipating layer 15a explains in this preferred embodiment system with ceramic material and the color in black, but is not limited thereto; In time specifically implementing, this heat loss through radiation layer 15a may be selected to be graphite material, loose structure or how rice structure, and the color of this heat loss through radiation layer 15a may be selected to be the color of sub-black or dark system (comprise as coffee-like, blackish green or navy blue but be not limited to).Wherein foregoing ceramic material may be selected to be high radiation ceramic structure, high-hardness ceramic structure, and the integral thickness of this heat loss through radiation layer 15a is 1 micron (μm) ~ 50 micron (μm).
While the first side surface 111 heat of heat pipe 12 being evenly spread to supporter 11 when heat exchange sheet 13 is not embedded the region (and neighboring area of heat pipe) of heat pipe 12, heat loss through radiation layer 15a by the upper surface 131 of this heat exchange sheet 13 improves the radiance of the upper surface 131 of heat exchange sheet 13, and then increase the heat loss through radiation usefulness of upper surface 131, therefore the first side surface 111 that the heat of heat pipe 12 can not only be evenly spread to supporter 11 by heat exchange sheet 13 is not embedded the region of heat pipe 12, and the lifting of upper surface 131 heat loss through radiation usefulness by heat exchange sheet 13, heat by heat loss through radiation layer 15a towards the contrary direction heat loss through radiation of calcaneus branches support body 11.
Continuous reference diagram 4C is the schematic diagram that the better enforcement of the present invention the 3rd is contained in the housing of hand-held device.As Fig. 4 C and in the lump with reference to shown in figure 4A to 4B, this hand-held device 20 comprises a housing 21 and is made up of a protecgulum 211 and a back of the body lid 212, between this protecgulum 211 and back of the body lid 212, define a space 213, protecgulum 211 offers a window 2111 and is equiped with a display Touch Screen 24.It is interior between protecgulum 211 and back of the body lid 212 that aforesaid hand-held device radiator structure 10 is placed on this space 213, is in addition more equipped with the part such as this circuit board 14 and battery (without icon) in space 213.Heat generating component 141 on circuit board 14 in hand-held device 20 amplexiforms the first end 121 of this heat pipe 12, to conduct the heat to the second end 122 by heat pipe 12.And amplexiform except the first end 121 of this heat pipe 12 and the second end 122 and interlude 123 except covering due to the one side of the corresponding supporter 11 of this heat exchange sheet 13, and the first side surface 111 covering this supporter 11 is not embedded the region of heat pipe 12, and then the first side surface 111 heat of heat pipe 12 being evenly spread to supporter 11 is not embedded the region of heat pipe 12.Therefore the various point locations of the first side surface 111 or the temperature value in each region are equally distributed state, and all concentrate on the problem of a local location (position of corresponding heat generating component 141) of the first side surface 111 of supporter 11 by the heat that such arranging improves heat generating component 141.Moreover define a heat radiation space 215 inside this protecgulum 211 and between the heat loss through radiation layer 15a of the upper surface 131 of this heat exchange sheet 13 relative, this heat radiation space 215 with for heat loss through radiation layer 15a can by heat with heat loss through radiation mode Quick diffusing in this heat radiation space 215, then conduct on this protecgulum 211, then via protecgulum 211, the heat received outwardly is dispelled the heat.
Refer to the perspective exploded view that Fig. 5 A is the better enforcement of the present invention the 4th; Fig. 5 B is D-D ' the hatching line schematic diagram of Fig. 5 A of the present invention.As shown in the figure the structure of this better enforcement and linking relationship and effect roughly identical with aforementioned second preferred embodiment, therefore again do not repeat at this, the first side surface 111 that difference both it is in this supporter 11 is formed with a heat loss through radiation layer 15b, this heat loss through radiation layer 15b by differential arc oxidation, electricity slurry electrolytic oxidation, anodic spark deposition and spark deposition anodic oxidation wherein either type be formed in the first side surface 111 of this supporter 11.Aforementioned radiation heat dissipating layer 15b explains in this preferred embodiment with ceramic material and the color in black, but is not limited thereto; In time specifically implementing, this heat loss through radiation layer 15b may be selected to be graphite material, loose structure or how rice structure, and the color of this heat loss through radiation layer 15b may be selected to be the color of sub-black or dark system (as coffee-like, blackish green).Wherein foregoing ceramic material may be selected to be high radiation ceramic structure, high-hardness ceramic structure, and the integral thickness of this heat loss through radiation layer 15b is 1 micron (μm) ~ 50 micron (μm).
Because the heat of heat generating component 141 and the heat of heat pipe 12 are delivered to via heat exchange sheet 13 region that second side surface 112 is not embedded heat pipe 12, while making the various point locations of the second side surface 112 of supporter 11 or the temperature value in each region be equally distributed state, heat loss through radiation layer 15b by the first side surface 111 of supporter 11 improves the radiance of the first side surface 111, and then increase the heat loss through radiation usefulness of the first side surface 111, second side surface 112 heat of supporter 11 be delivered to the first side surface 111 then by heat loss through radiation layer 15b towards the contrary direction heat loss through radiation of calcaneus branches support body 11.
Fig. 5 C is the schematic diagram that the better enforcement of the present invention the 4th is contained in the housing of hand-held device.As Fig. 5 C and in the lump with reference to shown in figure 5A to 5B, this hand-held device 20 comprises a housing 21 and is made up of a protecgulum 211 and a back of the body lid 212, between this protecgulum 211 and back of the body lid 212, define a space 213, protecgulum 211 offers a window 2111 and is equiped with a display Touch Screen 24.It is interior between protecgulum 211 and back of the body lid 212 that aforesaid hand-held device radiator structure 10 is placed on this space 213, is in addition more equipped with the part such as this circuit board 14 and battery (without icon) in space 213.Heat generating component 141 on circuit board 14 in hand-held device 20 amplexiforms the first end 121 of this heat pipe 12, to conduct the heat to the second end 122 by heat pipe 12.And amplexiform except the first end 121 of this heat pipe 12 and the second end 122 and interlude 123 except covering due to the one side of the corresponding supporter 11 of this heat exchange sheet 13, and the second side surface 112 covering this supporter 11 is not embedded the region of heat pipe 12, and then the second side surface 112 heat of heat pipe 12 being evenly spread to supporter 11 is not embedded the region of heat pipe 12.Therefore the various point locations of the second side surface 112 or the temperature value in each region are equally distributed state, and all concentrate on the problem of a local location (position of corresponding heat generating component 141) of the second side surface 112 of supporter 11 by the heat that such arranging improves heat generating component 141.Moreover define a heat radiation space 215 inside this protecgulum 211 with between the heat loss through radiation layer 15b of the first side surface 111 of this supporter 11 relative, this heat radiation space 215 with for heat loss through radiation layer 15b can by heat with heat loss through radiation mode Quick diffusing in this heat radiation space 215, then conduct on this protecgulum 211, then via protecgulum 211, the heat received outwardly is dispelled the heat.
In sum, the present invention can be used in various handheld apparatus, as electronic installations such as mobile phone, flat computer, PDA and digital displays, the heat of the heat generating component 141 in hand-held device 20 is uniformly transferred to the radiator structure of the supporter 11 of wide area surface, effectively to solve the heat dissipation problem in hand-held device 20.
Although the present invention discloses as above with execution mode; so itself and be not used to limit the present invention, the technical staff of any familiar field, without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, therefore protection scope of the present invention is when being decided to be standard with reference to claims.
Claims (20)
1. a hand-held device radiator structure, is contained in the housing of hand-hold device, has at least one heat generating component in this housing, and this radiator structure comprises:
One supporter, has the first contrary side surface and one second side surface, and a slotted eye runs through the first side surface and second side surface of this supporter;
One heat pipe, to arranging by heat generating component, and is embedded in this slotted eye, this heat pipe have a first end amplexiform this heat generating component or be positioned at around this heat generating component and one second end away from this first end, an interlude connects this first end and this second end;
One heat exchange sheet, is arranged on the first side surface of this supporter, and covers the first end and the second end and interlude that amplexiform this heat pipe, and the region that this first side surface is not embedded heat pipe is covered in extension.
2. hand-held device radiator structure as claimed in claim 1, wherein this heat pipe has one first contrary plane and one second plane, this first plane is with the first same direction of side surface of this supporter, and this second plane is with the second same direction of side surface of this supporter.
3. hand-held device radiator structure as claimed in claim 2, wherein the pyroconductivity of the composition material of this heat exchange sheet is higher than the composition material of supporter.
4. hand-held device radiator structure as claimed in claim 3, wherein this supporter is that stainless steel or aluminum alloy material are formed; This heat exchange sheet is that the metal such as copper, aluminium or graphite material are formed.
5. hand-held device radiator structure as claimed in claim 4, wherein this heat exchange sheet has a upper surface not to should the first side surface of supporter, this upper surface is formed with a heat loss through radiation layer, and this heat loss through radiation layer is by differential arc oxidation, electricity slurry electrolytic oxidation, anodic spark deposition and spark deposition anodic oxidation wherein either type formation.
6. hand-held device radiator structure as claimed in claim 5, electric substrate radiator structure, wherein this heat loss through radiation layer is a ceramic material or graphite material.
7. electric substrate radiator structure as claimed in claim 5, wherein this heat loss through radiation layer is a kind of loose structure or how rice structure.
8. electric substrate radiator structure as claimed in claim 5, wherein this heat loss through radiation layer is the color of black or sub-black or dark system.
9. electric substrate radiator structure as claimed in claim 5, wherein this heat loss through radiation layer is a kind of high radiation ceramic structure or high-hardness ceramic structure.
10. electric substrate radiator structure as claimed in claim 5, wherein the thickness of this heat loss through radiation layer is 1 micron ~ 50 microns.
11. 1 kinds of hand-held device radiator structures, are contained in the housing of hand-hold device, have at least one heat generating component in this housing, and this radiator structure comprises:
One supporter, has the first contrary side surface and one second side surface, and a slotted eye runs through the first side surface and second side surface of this supporter;
One heat pipe is to should arrange and be embedded in this slotted eye by heat generating component, and this heat pipe has a first end and one second end away from this first end, and an interlude connects this first end and this second end;
One heat exchange sheet, be arranged on the second side surface of this supporter, and cover the first end and the second end and interlude that amplexiform this heat pipe, and extend and cover the region that this second side surface is not embedded heat pipe, this heat generating component amplexiforms this heat exchange sheet and across this heat exchange sheet to should the first end of heat pipe.
12. hand-held device radiator structures as claimed in claim 5, wherein this heat pipe has one first contrary plane and one second plane, this first plane system is with the first same direction of side surface of this supporter, and this second plane is with the second same direction of side surface of this supporter.
13. hand-held device radiator structures as claimed in claim 6, wherein the pyroconductivity of the composition material of this heat exchange sheet is higher than the composition material of supporter.
14. hand-held device radiator structures as claimed in claim 7, wherein this supporter is that stainless steel or aluminum alloy material are formed; This heat exchange sheet is that the metal such as copper, aluminium or graphite material are formed.
15. hand-held device radiator structures as claimed in claim 11, wherein the first side surface of this supporter is formed with a heat loss through radiation layer, and this heat loss through radiation layer is by differential arc oxidation, electricity slurry electrolytic oxidation, anodic spark deposition and spark deposition anodic oxidation wherein either type formation.
16. electric substrate radiator structures as claimed in claim 5, wherein this heat loss through radiation layer is a ceramic material or graphite material.
17. electric substrate radiator structures as claimed in claim 15, wherein this heat loss through radiation layer is a kind of loose structure or how rice structure.
18. electric substrate radiator structures as claimed in claim 15, wherein this heat loss through radiation layer is the color of black or sub-black or dark system.
19. electric substrate radiator structures as claimed in claim 15, wherein this heat loss through radiation layer is a kind of high radiation ceramic structure or high-hardness ceramic structure.
20. electric substrate radiator structures as claimed in claim 15, wherein the thickness of this heat loss through radiation layer is 1 micron ~ 50 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781175.0A CN105208827A (en) | 2014-06-17 | 2014-12-16 | Heat dissipation structure of handheld device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2014102713060 | 2014-06-17 | ||
| CN201410271306 | 2014-06-17 | ||
| CN201410781175.0A CN105208827A (en) | 2014-06-17 | 2014-12-16 | Heat dissipation structure of handheld device |
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| CN105208827A true CN105208827A (en) | 2015-12-30 |
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| CN201410781175.0A Pending CN105208827A (en) | 2014-06-17 | 2014-12-16 | Heat dissipation structure of handheld device |
| CN201510245285.XA Pending CN105188303A (en) | 2014-06-17 | 2015-05-14 | Heat radiation structure of handheld device |
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| CN201510245285.XA Pending CN105188303A (en) | 2014-06-17 | 2015-05-14 | Heat radiation structure of handheld device |
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Cited By (2)
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| CN114466557A (en) * | 2021-08-16 | 2022-05-10 | 荣耀终端有限公司 | Housing for electronic device, and method for manufacturing housing for electronic device |
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| US10429908B2 (en) * | 2016-03-28 | 2019-10-01 | Microsoft Technology Licensing, Llc | Black body radiation in a computing device |
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| Publication number | Publication date |
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| CN105188303A (en) | 2015-12-23 |
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