JP2015095629A - 携帯型電子機器の冷却構造 - Google Patents
携帯型電子機器の冷却構造 Download PDFInfo
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- JP2015095629A JP2015095629A JP2013236033A JP2013236033A JP2015095629A JP 2015095629 A JP2015095629 A JP 2015095629A JP 2013236033 A JP2013236033 A JP 2013236033A JP 2013236033 A JP2013236033 A JP 2013236033A JP 2015095629 A JP2015095629 A JP 2015095629A
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- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229920003002 synthetic resin Polymers 0.000 claims description 4
- 239000000057 synthetic resin Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract 4
- 230000017525 heat dissipation Effects 0.000 description 9
- 239000004020 conductor Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
- G06F1/203—Cooling means for portable computers, e.g. for laptops
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0266—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with separate evaporating and condensing chambers connected by at least one conduit; Loop-type heat pipes; with multiple or common evaporating or condensing chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/043—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure forming loops, e.g. capillary pumped loops
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/046—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure characterised by the material or the construction of the capillary structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/08—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
- F28F3/086—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning having one or more openings therein forming tubular heat-exchange passages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/42—Fillings or auxiliary members in containers or encapsulations selected or arranged to facilitate heating or cooling
- H01L23/427—Cooling by change of state, e.g. use of heat pipes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20336—Heat pipes, e.g. wicks or capillary pumps
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
Abstract
Description
Claims (6)
- 動作することにより発熱する発熱部品が実装されている基板が密閉構造のケースの内部に収容され、その発熱部品の熱をその発熱部品から離れた箇所に放散させる放熱板が設けられた携帯型電子機器の冷却構造において、
前記放熱板が前記ケースの表蓋に相当する部分の内面もしくは裏蓋に相当する部分の内面に一体化され、
前記ケースの厚さ方向に押し潰されて扁平化された扁平型ヒートパイプが、その一端部が前記発熱部品と前記放熱板との間に挟み付けられ、かつ他端部が前記放熱板に密着させられた状態に設けられている
ことを特徴とする携帯型電子機器の冷却構造。 - 動作することにより発熱する発熱部品が実装されている基板が密閉構造のケースの内部に収容され、その発熱部品の熱をその発熱部品から離れた箇所に放散させる放熱板が設けられた携帯型電子機器の冷却構造において、
前記放熱板が前記ケースの表蓋に相当する部分の内面もしくは裏蓋に相当する部分の内面に一体化され、
前記ケースの厚さ方向に押し潰されて扁平化された扁平型ヒートパイプの一端部の一方の扁平部が、前記放熱板と前記発熱部品とに密着している伝熱シートによって前記発熱部品に連結され、かつ他方の扁平部が前記放熱板に密着させられた状態に設けられている
ことを特徴とする携帯型電子機器の冷却構造。 - 動作することにより発熱する発熱部品が実装されている基板が密閉構造のケースの内部に収容され、その発熱部品の熱をその発熱部品から離れた箇所に放散させる放熱板が設けられた携帯型電子機器の冷却構造において、
前記放熱板が前記ケースの表蓋に相当する部分の内面もしくは裏蓋に相当する部分の内面に一体化されるとともに前記発熱部品の上面に熱伝達可能に接触させられ、
前記ケースの厚さ方向に押し潰されて扁平化された扁平型ヒートパイプが、その一端部が前記放熱板のうち前記発熱部品に接触している箇所側に位置させられるとともに前記放熱板を介して前記発熱部品から受熱するように前記放熱板に接合され、かつ他端部が前記放熱板のうち前記発熱部品に接触している箇所から前記一端部よりも離れた箇所に密着させられた状態に設けられている
ことを特徴とする携帯型電子機器の冷却構造。 - 動作することにより発熱する発熱部品が実装されている基板が密閉構造のケースの内部に収容され、その発熱部品の熱をその発熱部品から離れた箇所に放散させる放熱板が設けられた携帯型電子機器の冷却構造において、
前記放熱板が前記ケースの表蓋に相当する部分の内面もしくは裏蓋に相当する部分の内面に一体化され、
前記ケースの厚さ方向に押し潰されて扁平化された扁平型ヒートパイプが、その一端部を前記発熱部品から受熱する位置に配置され、かつ他端部を前記放熱板に密着させて配置された状態に設けられ、さらに
前記発熱部品の上面側を覆うシールドプレートが設けられ、
そのシールドプレートは、前記発熱部品を該発熱部品の幅方向もしくは長さ方向に外れた箇所で前記発熱部品の厚さより低くなるように前記基板側に屈曲した段差部を有し、その段差部と前記放熱板との間に前記扁平型ヒートパイプの一端部が挟み込まれている
ことを特徴とする携帯型電子機器の冷却構造。 - 前記放熱板の前記扁平型ヒートパイプが接合されている箇所の板厚が、前記扁平型ヒートパイプが接合されていない箇所より薄いことを特徴とする請求項1ないし4のいずれかに記載の携帯型電子機器の冷却構造。
- 前記ケースは合成樹脂によって形成され、かつ前記放熱板は金属によって形成され、その放熱板が前記ケースの一部に埋め込まれてケースに一体化されていることを特徴とする請求項1ないし5のいずれかに記載の携帯型電子機器の冷却構造。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2013236033A JP5665948B1 (ja) | 2013-11-14 | 2013-11-14 | 携帯型電子機器の冷却構造 |
PCT/JP2014/078457 WO2015072315A1 (ja) | 2013-11-14 | 2014-10-27 | 携帯型電子機器の冷却構造 |
US15/036,081 US10429907B2 (en) | 2013-11-14 | 2014-10-27 | Cooling structure for portable electronic device |
KR1020167009218A KR101628801B1 (ko) | 2013-11-14 | 2014-10-27 | 휴대형 전자 기기의 냉각 구조 |
CN201480062031.8A CN105723821B (zh) | 2013-11-14 | 2014-10-27 | 便携式电子设备的冷却构造 |
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JP2013236033A JP5665948B1 (ja) | 2013-11-14 | 2013-11-14 | 携帯型電子機器の冷却構造 |
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JP5665948B1 JP5665948B1 (ja) | 2015-02-04 |
JP2015095629A true JP2015095629A (ja) | 2015-05-18 |
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US (1) | US10429907B2 (ja) |
JP (1) | JP5665948B1 (ja) |
KR (1) | KR101628801B1 (ja) |
CN (1) | CN105723821B (ja) |
WO (1) | WO2015072315A1 (ja) |
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JP2017079306A (ja) * | 2015-10-22 | 2017-04-27 | 株式会社フジクラ | 携帯型情報機器の放熱装置 |
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Also Published As
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CN105723821B (zh) | 2018-01-02 |
WO2015072315A1 (ja) | 2015-05-21 |
CN105723821A (zh) | 2016-06-29 |
JP5665948B1 (ja) | 2015-02-04 |
KR101628801B1 (ko) | 2016-06-09 |
US10429907B2 (en) | 2019-10-01 |
US20160282914A1 (en) | 2016-09-29 |
KR20160044052A (ko) | 2016-04-22 |
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