CN203912443U - Hand-held device heat-radiating structure - Google Patents

Hand-held device heat-radiating structure Download PDF

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Publication number
CN203912443U
CN203912443U CN201420323887.3U CN201420323887U CN203912443U CN 203912443 U CN203912443 U CN 203912443U CN 201420323887 U CN201420323887 U CN 201420323887U CN 203912443 U CN203912443 U CN 203912443U
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China
Prior art keywords
heat
supporter
heat pipe
hand
held
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CN201420323887.3U
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Chinese (zh)
Inventor
巫俊铭
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Asia Vital Components Co Ltd
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Asia Vital Components Co Ltd
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Abstract

The utility model relates to a hand-held device heat-radiating structure which is accommodated in a shell of a hand-held device. The shell is internally provided with at least one heating element. The heat-radiating structure comprises a supporting body, a heat pipe and a heat conduction sheet. The supporting body is provided with a groove hole which penetrates through the two sides of the supporting body. The heat pipe is embedded in the groove hole, and the heat pipe is provided with a first end which is clung to or adjacent to or indirectly corresponding to the heating element and a second end which is away from the first end. An intermediate segment is connected with the first end and the second end. The heat conduction sheet is arranged on one side surface of the supporting body and clung to the first end, the second end and the intermediate segment of the heat pipe in a covering way. The heat conduction sheet extends to and covers the area of the first side surface without arrangement of the heat pipe so that heat absorbed by the heat pipe can be evenly distributed to the area, which is covered by the heat conduction sheet, of the supporting body.

Description

Hand-held device radiator structure
Technical field
The present invention relates to a kind of hand-held device radiator structure, relate in particular to a kind of radiator structure that is applied to heat radiation usefulness in hand-hold electronic device.
Background technology
Along with user, it inclines and likes under frivolous and computing and the more and more higher requirement of usefulness existing hand held device, its central interior processing unit march toward double-core or the even higher usefulness of four cores, and because 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 antipyretic, also become a very important problem with thinning.
Prior art is as disclosed a kind of hand-hold communication device with radiator structure in the novel case of Taiwan number of patent application 102209866, this hand-hold communication device comprises a housing, a heater element and a radiator, and enclosure interior is provided with a cavity volume; Heater element is contained in cavity volume; The corresponding heater element configuration of radiator, radiator comprises a heat pipe and a heat-conducting plate, and heat pipe one end heat posted is connected to heater element, and the other end is towards the direction configuration away from heater element; Heat-conducting plate heat posted is connected to heat pipe.Whereby, the heat that heat pipe produces heater element is evenly directed on heat-conducting plate, avoids accumulation of heat in heater element around, to reach the effect of improving heat radiation efficiency.
Although prior art is used heat pipe that heat is conducted on heat-conducting plate, but the process of heat transmission makes then to dispel the heat to heat-conducting plate centered by heat pipe, heat-conducting plate is higher near the heat in the region of heat pipe, heat away from the region of heat pipe is lower, also be the heat skewness that heat pipe is delivered to heat-conducting plate, radiating effect is not good, in addition such design causes the device cannot thinning, therefore how not increase under the condition in thickness and space in existing space, effectively solving heat dissipation problem, is original intention of the present invention.
Summary of the invention
Therefore, for effectively addressing the above problem, main purpose of the present invention is to provide a kind of radiator structure that the heat of the heater element in hand-held device is evenly transmitted 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 heater element, 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 should heater element setting, and be embedded in this slotted eye, this heat pipe have a first end amplexiform this heater element or be positioned at this heater element around 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 first end and the second end and the interlude that amplexiforms this heat pipe, and the region that this first side surface is not embedded heat pipe is covered in extension.
Preferably, this heat pipe has one first contrary plane and one second plane, and this first plane system is with the same direction of the first side surface of this supporter, and this second plane is the same direction of the second side surface with this supporter.
Preferably, the pyroconductivity of the composition material of this heat exchange sheet is higher than the composition material of supporter.
Preferably, this supporter is that stainless steel or aluminum alloy material form; This heat exchange sheet is that the metals such as copper, aluminium or graphite material form.
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 heater element, 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 heater element setting and be embedded in this slotted eye, 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 first end and the second end and the interlude of this heat pipe are amplexiformed in covering, and extend and to cover the region that this second side surface is not embedded heat pipe, this heater element amplexiform this heat exchange sheet and across this heat exchange sheet to first end that should heat pipe.
Preferably, this heat pipe has one first contrary plane and one second plane, and this first plane is with the same direction of the first side surface of this supporter, and this second plane is with the same direction of the second side surface of this supporter.
Preferably, the pyroconductivity of the composition material of this heat exchange sheet is higher than the composition material of supporter.
Preferably, this supporter is that stainless steel or aluminum alloy material form; This heat exchange sheet is that the metals such as copper, aluminium or graphite material form.
Accompanying drawing explanation
Figure 1A is perspective exploded view of the present invention;
Figure 1B is three-dimensional combination schematic diagram of the present invention;
Fig. 1 C is the cross-sectional schematic of the A-A ' of Figure 1B of the present invention;
Fig. 1 D is the combination schematic diagram of heat pipe of the present invention and another form of heater element;
Fig. 2 A is that the present invention is contained in the schematic diagram in the housing of hand-held device;
Fig. 2 B is the cross-sectional schematic of Fig. 2 A;
Fig. 3 A is the perspective exploded view of another enforcement of the present invention;
Fig. 3 B is the solid combination schematic diagram of another enforcement of the present invention;
Fig. 3 C is the cross-sectional schematic of the B-B ' of Fig. 3 B of the present invention.
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
14 circuit boards
141 heater elements
20 hand-held devices
21 housings
211 protecgulums
212 back of the body lids
213 spaces
2111 forms
24 show touch control screen
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Characteristic in above-mentioned purpose of the present invention and structure thereof and function, will be explained according to appended graphic preferred 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 a supporter 11, a heat pipe 12 and a heat exchange sheet 13.This supporter 11 is for example called again, in the housing that center is arranged on hand-held device (mobile phone or omniselector), and the supporting construction connecting such as an a circuit board 14 or battery (without diagram) etc. as other members in hand-held device, 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 second side surface 112 of this supporter 11, this slotted eye 113 provides this heat pipe 12 to set.So do not offer the region deviding of slotted eye 113 at the first side surface 111 and the second side surface 112 for not being embedded the region of heat pipe.Moreover 111 pairs of this first side surfaces should heat exchange sheet 13,112 pairs of this second side surfaces should circuit board 14.
Heat pipe 12 is embedded the heater element setting in this slotted eye 113 and in corresponding hand-held device, and heat pipe 12 has a first end 121 and connects these first ends 121 and the second end 122 away from 123 of one second end 122, one interludes 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 same direction of the first side surface 111 of this supporter 11, and this second plane 125 is with the same direction of the second side surface 112 of this supporter 11.The chamber 126 in heat pipe 12 with a sealing extends to interlude 123 until the second end 122 from first end 121, in this chamber 126, be provided with working fluid and capillary structure, by the working fluid in chamber 126, be heated and produce liquid vapour two phase change of circulation, and gas and liquid are asked the convection current that vapour returns toward liquid and reached the object of heat transfer in the first end 121 of heat pipe 12 and the second end 122.First end 121 at this this heat pipe 12 of better enforcement directly amplexiforms the heater element 141 on circuit board 14, but is not limited to this, and as shown in Fig. 1 D, the first end 121 of heat pipe 12 is positioned at around this this heater element 141.
This heat exchange sheet 13, is arranged on the first side surface 111 of this supporter 11, amplexiforms the first end 121 and the second end 122 and interlude 123 of this heat pipe 12, 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 with the higher material of hardness by 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 can the heat of heat pipe 12 be evenly spread to supporter 11 by heat exchange sheet 13 is not embedded the region of heat pipe 12.At this supporter 11 of an enforcement, be preferably stainless steel or aluminum alloy material (for example AL5052) formation, this heat exchange sheet 13 is preferably the metals such as copper, aluminium or graphite radiating film (or claiming graphite samming sheet (Graphi te Heat Spreader)) forms.
Particularly graphite radiating film is that a kind of nanocomposite is as the member of 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 can adapt to well any surface.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, has almost played heat insulation effect.Also because of graphite radiating film, have the coefficient of heat conduction that horizontal direction allows other metals be difficult to reach, and the feature on the low side of the coefficient of heat conduction in vertical direction.Because graphite radiating film has higher horizontal conductive coefficient, therefore, it can carry out heat the conduction of horizontal direction fast, makes the whole surperficial uniform heat distribution of horizontal direction, eliminates hot localised points.So accurate, graphite radiating film is to have played heat conduction in fact, and the effect of heat uniformly dispersing, indirectly namely play thermolysis.
The concrete enforcement below detailed description hand-held device radiator structure 10 being applied 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 using intelligent mobile phone as illustration the graphic of this explanation.
Fig. 2 A is that the present invention is contained in the schematic diagram 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 as shown in 1C, this hand-held device 20 comprises that a housing 21 covers 212 by a protecgulum 211 and a back of the body and forms, at this protecgulum 211 and the back of the body, define a space 213 between covering 212, protecgulum 211 offers a form 2111 and is equiped with a demonstration touch control screen 24.It is interior between protecgulum 211 and tegmentum 212 that aforesaid hand-held device radiator structure 10 is placed on this space 213, in addition in space 213, is more equipped with the parts such as this circuit board 14 and battery (without diagram).Heater element 141 on circuit board 14 in hand-held device 20 directly amplexiforms the first end 121 of this heat pipe 12, to conduct the heat to the second end 122 by heat pipe 12.And because this heat exchange sheet 13 amplexiforms the first end 121 and the second end 122 and interlude 123 of this heat pipe 12 except covering, and cover the region that this first side surface 111 is not embedded heat pipe 12, and then the first side surface 111 that the heat of heat pipe 12 evenly spreads to supporter 11 is not embedded to the region of heat pipe 12.Therefore the temperature value in the Huo Ge region, each point position of the first side surface 111 is equally distributed state, and by the heat that such arranging improves heater element 14, all concentrates on the problem of a local location (position of corresponding heater element 14) of the first side surface 111 of supporter 11.
It please continue to refer to Fig. 3 A, is the perspective exploded view of another enforcement of the present invention; Fig. 3 B is the solid combination schematic diagram of another enforcement of the present invention; 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 first end 121 and the second end 122 and the interlude 123 of this heat pipe 12 are amplexiformed in covering, and extend and to cover the region that this second side surface 112 is not embedded heat pipe 12, this heater element 141 amplexiforms this heat exchange sheet 13 and first end 121 that should heat pipe 12 across 13 pairs of this heat exchange sheets.The heat of heater element 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 heater element 141, the heat of the heat of this heater element 141 and heat pipe 12 is delivered to via heat exchange sheet 13 region that the second side surface 112 is not embedded heat pipe 12 simultaneously.Therefore the temperature value in the Huo Ge region, each point position of the second side surface 112 is equally distributed state, and by the heat that such arranging improves heater element 14, all concentrates on the problem of a local location (position of corresponding heater element 14) of the second side surface 111 of supporter 11.
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 heater element in hand-held device 20 141 is evenly transmitted 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 it is not in order to limit the present invention, any person skilled in the art person, without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, so protection scope of the present invention is worked as with standard that claims are decided to be.

Claims (8)

1. a hand-held device radiator structure, is characterized in that being contained in the housing of hand-hold device, has at least one heater element 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 should heater element setting, and be embedded in this slotted eye, this heat pipe have a first end amplexiform this heater element or be positioned at this heater element around 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 first end and the second end and the interlude that amplexiforms 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, it is characterized in that this heat pipe has one first contrary plane and one second plane, this first plane is with the same direction of the first side surface of this supporter, and this second plane is with the same direction of the second side surface of this supporter.
3. hand-held device radiator structure as claimed in claim 2, is characterized in that the pyroconductivity of 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, is characterized in that this supporter is that stainless steel or aluminum alloy material form; This heat exchange sheet is that the metals such as copper, aluminium or graphite material form.
5. a hand-held device radiator structure, is characterized in that being contained in the housing of hand-hold device, has at least one heater element 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 heater element setting and be embedded in this slotted eye, 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 first end and the second end and the interlude of this heat pipe are amplexiformed in covering, and extend and to cover the region that this second side surface is not embedded heat pipe, this heater element amplexiform this heat exchange sheet and across this heat exchange sheet to first end that should heat pipe.
6. hand-held device radiator structure as claimed in claim 5, it is characterized in that this heat pipe has one first contrary plane and one second plane, this first plane is with the same direction of the first side surface of this supporter, and this second plane is with the same direction of the second side surface of this supporter.
7. hand-held device radiator structure as claimed in claim 6, is characterized in that the pyroconductivity of composition material of this heat exchange sheet is higher than the composition material of supporter.
8. hand-held device radiator structure as claimed in claim 7, is characterized in that this supporter is that stainless steel or aluminum alloy material form; This heat exchange sheet is that the metals such as copper, aluminium or graphite material form.
CN201420323887.3U 2014-06-17 2014-06-17 Hand-held device heat-radiating structure Active CN203912443U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105208827A (en) * 2014-06-17 2015-12-30 奇鋐科技股份有限公司 Heat dissipation structure of handheld device
CN105658021A (en) * 2014-11-10 2016-06-08 奇鋐科技股份有限公司 Heat dissipation structure of wearable electronic device
CN105658020A (en) * 2014-11-10 2016-06-08 奇鋐科技股份有限公司 Wearable host device with heat radiation structure
CN105992504A (en) * 2015-03-19 2016-10-05 奇鋐科技股份有限公司 Heat dissipation device manufacture method
CN106304755A (en) * 2015-05-25 2017-01-04 奇鋐科技股份有限公司 Hand-hold electronic device radiator structure
CN107078107A (en) * 2014-11-28 2017-08-18 株式会社康泰克 Heat-dissipating structure body and its manufacture method
CN108702858A (en) * 2016-02-18 2018-10-23 三星电子株式会社 Electronic equipment with thermal-arrest/radiator structure
CN110365815A (en) * 2018-03-26 2019-10-22 华为技术有限公司 Heat-conductive assembly and terminal

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105208827A (en) * 2014-06-17 2015-12-30 奇鋐科技股份有限公司 Heat dissipation structure of handheld device
CN105658021B (en) * 2014-11-10 2018-08-10 奇鋐科技股份有限公司 Wearable electronic apparatus heat radiation construction
CN105658020A (en) * 2014-11-10 2016-06-08 奇鋐科技股份有限公司 Wearable host device with heat radiation structure
CN105658021A (en) * 2014-11-10 2016-06-08 奇鋐科技股份有限公司 Heat dissipation structure of wearable electronic device
CN105658020B (en) * 2014-11-10 2019-07-05 奇鋐科技股份有限公司 Has the wearable host apparatus of radiator structure
CN107078107A (en) * 2014-11-28 2017-08-18 株式会社康泰克 Heat-dissipating structure body and its manufacture method
CN105992504A (en) * 2015-03-19 2016-10-05 奇鋐科技股份有限公司 Heat dissipation device manufacture method
CN105992504B (en) * 2015-03-19 2020-04-10 奇鋐科技股份有限公司 Method for manufacturing heat sink
CN106304755A (en) * 2015-05-25 2017-01-04 奇鋐科技股份有限公司 Hand-hold electronic device radiator structure
CN108702858A (en) * 2016-02-18 2018-10-23 三星电子株式会社 Electronic equipment with thermal-arrest/radiator structure
US11047628B2 (en) 2016-02-18 2021-06-29 Samsung Electronics Co., Ltd. Electronic device having heat collection/diffusion structure
US10798849B2 (en) 2016-02-18 2020-10-06 Samsung Electronics Co., Ltd. Electronic device having heat collection/diffusion structure
US11098959B2 (en) 2016-02-18 2021-08-24 Samsung Electronics Co., Ltd. Electronic device having heat collection/diffusion structure
EP3764760A4 (en) * 2018-03-26 2021-04-21 Huawei Technologies Co., Ltd. Heat-conducting assembly and terminal
CN110365815A (en) * 2018-03-26 2019-10-22 华为技术有限公司 Heat-conductive assembly and terminal

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