TWI308686B - Heat sink - Google Patents

Heat sink Download PDF

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Publication number
TWI308686B
TWI308686B TW95105477A TW95105477A TWI308686B TW I308686 B TWI308686 B TW I308686B TW 95105477 A TW95105477 A TW 95105477A TW 95105477 A TW95105477 A TW 95105477A TW I308686 B TWI308686 B TW I308686B
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TW
Taiwan
Prior art keywords
heat
transfer plate
heat sink
heat transfer
computer
Prior art date
Application number
TW95105477A
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Chinese (zh)
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TW200732896A (en
Inventor
Jun Long
Yong Zhong
Tao Li
Wan-Lin Xia
Original Assignee
Foxconn Tech Co Ltd
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Publication date
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Priority to TW95105477A priority Critical patent/TWI308686B/en
Publication of TW200732896A publication Critical patent/TW200732896A/en
Application granted granted Critical
Publication of TWI308686B publication Critical patent/TWI308686B/en

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  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)

Description

1308686 1308686 年ί月/u修(更)正替換頁 九、發明說明: 【發明所屬之技術領域】 本發明涉及一種散熱器’尤指一種應用於電腦之散熱哭。 【先前技術】 隨著電腦技術整體性能之提高,各部件之運行頻率也越來越高, 功耗隨之加大’散熱成了一個很關鍵的技術問題。 β 熱量之排放關係著整個系統的穩定性及產品使用壽命,尤其 ?帶型》及-些小型的移動終端產品,有效的散熱有著非常重二 意義’傳統之攜帶型電腦的散熱器安裝於解型電腦崎其内 熱電子元件進行散熱,然而由於攜帶型電腦運行速度朝著越來越“ 方向發展,其體積也變得越來越小,重量越來越輕薄,傳統的這種 熱器已經不能滿足其高效的散熱要求,若增加散熱騎尺寸 佔據本來就很狹小的攜帶型電腦内部空間,故,想要在筆 ^ 找散熱空間變得非常困難,於是利用撝帶型電腦的外部空間解_ 散熱就成爲一個很好散熱的途徑。 丁 【發明内容】 有鉴於此,有必要提供一種既能不必佔用電腦内 對電腦進行良好散熱的散熱器。 二间又月b -種散熱器’用以對電腦進行散埶 内吸孰的傳埶板n罢认+ 政熱益包括一可伸入電腦 =::Vi _外部的散熱鯖片,及連接傳熱板與散 熱鰭片的熱管,該電腦爲—揣帶J t '、狀 _, 包括—域及與域樞接之 ί,所;熱板伸機内部空間相連通之 形成有,,該導二::===, 過-熱管連接電料部的散ϋ伸^ 量散發至周圍的空間,你而m鼠欢热”、、曰片將電細内部的熱 電腦内部溫度賊L㈣到既不侧電腦的大量空間,又可降低 1308686 --- . 听年I月h日修(更)正替換頁 【實施方式】 -- 請參閱第-圖,揭露本發明散熱器2〇0的較佳實施例。該散熱哭 200用以對-攜帶型電腦·内部的發熱電子元件產生的熱量進^ 熱。 ”、 該攜帶型電腦100包括-主機110及一與該主機11〇極接的蓋體 120,該蓋體120包括-顯示屏122,該主機則形成有對稱的二二 112 ’該其中一側部112上具有一槽U4 (特定情況下,該槽ιΐ4爲一 擴展槽)’該槽114與主機no内部空間相連通。 請同時參閱第二圖,該散熱器2〇〇包括一傳熱板23〇、複數相隔 設置且相互卡扣的散熱鰭片21G及—_以連接傳熱板,及散熱韓 片210的L形熱管220。其中散熱鰭片210設有貫穿孔212。 該傳熱板230由導熱性良好的金屬材料例如銅製成,用以插入样 帶型電腦励之槽114中吸收其内部發熱電子元件產生之熱量。該^ 熱板230之寬度與槽m之寬度相當,其頂面設有一對凹槽,該 傳熱板230相對兩側緣分別形成有一臺階232,該臺階说之厚度巧: 於傳熱板230之整體厚度,以方便傳熱板23〇插入槽114中。該熱 板230相對於攜帶型電腦1〇〇槽114之一側緣形成有一 “门,,形將部、 234以方便傳熱板23〇插入槽114中,該導 別小於傳熱板现之寬度及厚度,其包括二對稱且平 235及垂直連接二腿部235之連接部236。 —每:L形熱管220内分別具有毛細結構,且其中充滿工作流體, 母-熱管220包括-吸熱段221及一放熱段222,該吸敎段221呈扁 平狀且收容於傳熱板23〇之凹槽饥中,該吸熱段奶之頂面與傳熱 板230之頂面共面,該吸熱段221貫穿且焊接於散熱趙片21〇之通孔 中’當熱管220之吸熱段221吸收攜帶型電腦1〇〇内部之熱量時, 熱管22〇Ν之工作流體變成氣態後流經熱管22〇之放熱段孤被冷卻 後,成液體’被冷卻之工作流體流回至熱管η。之吸熱段功,如此 熱官220完成熱量轉移的循環工作。 外睛參閱第-圖及第三圖,當攜帶型電腦綱開始運行時,將帶有 熱管22〇吸熱段功之傳熱板23〇通過引導部Μ*之導引插入搞帶型 1308686 — 付年/月灿修(更)正替換頁 =勘域11G^114 巾, 抵=於主機道之側部112;此時’散_片21〇置於攜“綱 空間;伸入攜帶型電腦觸主機110内部之傳熱板23〇吸收攜 内之熱量,通過熱管22°迅速傳遞至散熱則210上, 帶型電腦100外部之散熱鰭片加將熱量散發至攜帶 100之外部空間中。 内邱2明散熱器採用—扁平之傳熱板230伸入攜帶型電腦100 。工€,該扁平狀傳熱板230不必佔用攜帶型電腦1〇〇之大量空 j ’且通過—熱管22()將攜帶型電腦咖内之熱量引導至該攜帶型^ 細1〇<〇外部之散熱鰭片210並通過該散熱鰭片21〇散發至周圍之空 間從而達到既不佔用攜帶型電腦1〇〇之大量空間,又可降低搞帶 電腦100内部溫度之效果。 另需說明的是’本發明之散熱器200不僅適合於攜帶型電腦,而 且亦可運用於桌上型電腦。 【圖式簡單說明】 第—圖係本發明散熱器預裝配至一攜帶型電腦之立體圖。 第二圖係第一圖中散熱器之立體分解圖。 主機 110 槽 114 顯示屏 122 散熱鰭片 210 熱管 220 放熱段 222 凹槽 231 引導部 234 連接部 236 第三圖係第一圖之組裝圖。 【主要元件符號說明】 攜帶型電腦 100 側部 112 蓋體 120 散熱器 200 貫穿孔 212 吸熱段 221 傳熱板 230 臺階 232 腿部 235 81308686 1308686 ί月/u修 (more) replacement page IX. Description of the invention: [Technical Field] The present invention relates to a heat sink ‘especially a heat sink for use in a computer. [Prior Art] With the improvement of the overall performance of computer technology, the operating frequency of each component is also getting higher and higher, and the power consumption is increasing. 'The heat dissipation has become a key technical issue. The emission of β heat is related to the stability of the whole system and the service life of the product, especially the belt type and some small mobile terminal products. The effective heat dissipation has a very important meaning. 'The traditional portable computer radiator is installed in the solution. The computer has its internal thermal electronic components for heat dissipation. However, as the running speed of the portable computer is becoming more and more "developed, its volume is becoming smaller and smaller, and the weight is getting thinner and lighter. The traditional heat exchanger has already Can not meet its efficient heat dissipation requirements, if the increase in heat dissipation ride size occupies the inherently small portable computer interior space, it is very difficult to find the heat dissipation space in the pen ^, so use the external space solution of the piggyback computer _ Heat dissipation becomes a good way to dissipate heat. Ding [Invention] In view of this, it is necessary to provide a heat sink that can not dissipate good heat dissipation to the computer in the computer. It is used to transfer the computer to the computer. The heat recovery includes a heat sink that can be extended into the computer =::Vi _ external heat transfer plate The heat pipe of the heat dissipating fin, the computer is a 揣 belt J t ', a shape _, including a domain and a domain pivotal connection; the hot plate extension machine is connected with the internal space, and the guide 2: ===, the heat-dissipation of the electric material is connected to the surrounding space, and the mouse is warm," and the cymbal will heat the internal internal temperature of the computer to the thief L (four) to the side computer. A large amount of space can be reduced by 1308686 --- listening to the year of the month of the month of the month (more) replacement page [embodiment] - please refer to the figure - the preferred embodiment of the heat sink 2 〇 0 of the present invention is disclosed . The heat-dissipating cry 200 is used to heat the heat generated by the internal heat-generating electronic components of the portable computer. The portable computer 100 includes a main body 110 and a cover 120 connected to the main body 11. The cover 120 includes a display screen 122, and the main body is formed with a symmetrical two-two 112' side. The portion 112 has a slot U4 (in the specific case, the slot ι4 is an expansion slot). The slot 114 communicates with the internal space of the host no. Please also refer to the second figure, the heat sink 2 includes a heat transfer plate. 23 〇, a plurality of heat dissipating fins 21G and _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The 230 is made of a metal material having good thermal conductivity, such as copper, for inserting into the sample-type computer excitation groove 114 to absorb the heat generated by the internal heat-generating electronic component. The width of the heat plate 230 is equivalent to the width of the groove m, and the top thereof The surface of the heat transfer plate 230 is formed with a step 232. The step is said to be thicker than the thickness of the heat transfer plate 230 to facilitate the insertion of the heat transfer plate 23 into the groove 114. The hot plate 230 has a side edge shape with respect to one of the pockets 114 of the portable computer 1 Forming a "door", the shape of the portion, 234 to facilitate the insertion of the heat transfer plate 23 into the groove 114, the guide is smaller than the current width and thickness of the heat transfer plate, including two symmetrical and flat 235 and vertically connecting the two legs 235 Connection portion 236. Each of the L-shaped heat pipes 220 has a capillary structure and is filled with a working fluid. The mother-heat pipe 220 includes a heat absorption section 221 and a heat release section 222. The suction section 221 is flat and received in the heat transfer plate 23〇. In the groove hunger, the top surface of the heat absorption section milk is coplanar with the top surface of the heat transfer plate 230, and the heat absorption section 221 is penetrated and welded in the through hole of the heat dissipation film 21〇' when the heat absorption section 221 of the heat pipe 220 absorbs When the portable computer 1 〇〇 internal heat, the working fluid of the heat pipe 22 turns into a gaseous state and then flows through the heat release section of the heat pipe 22 to be cooled, and then the liquid 'cooled working fluid flows back to the heat pipe η. The endothermic section works, so the hot officer 220 completes the cycle of heat transfer. For the external eye, refer to the first and third figures. When the portable computer program starts running, the heat transfer plate 23 with the heat pipe 22〇 heat absorption section is inserted through the guiding part Μ* into the banding type 1308686. Year / month Can repair (more) is replacing page = survey domain 11G ^ 114 towel, offset = on the side of the main channel 112; at this time 'scatter_ slice 21 〇 placed in the "class space; reach into the portable computer touch The heat transfer plate 23 inside the main body 110 absorbs the heat inside the heat transfer tube, and is quickly transferred to the heat dissipation 210 through the heat pipe 22°, and the heat radiating fins outside the band type computer 100 are radiated to the external space carrying the 100. 2 The heat sink adopts a flat heat transfer plate 230 extending into the portable computer 100. The flat heat transfer plate 230 does not need to occupy a large amount of empty space of the portable computer 1 and passes through the heat pipe 22 () The heat in the portable computer coffee is led to the portable type 1 〇 〇 〇 external heat sink fin 210 and is radiated to the surrounding space through the heat sink fin 21 to achieve neither the portable computer nor the portable computer A lot of space can reduce the effect of bringing the internal temperature of the computer 100. The heat sink 200 of the invention is not only suitable for a portable computer, but also can be applied to a desktop computer. [Simple description of the drawing] The first figure is a perspective view of the heat sink of the present invention pre-assembled to a portable computer. The perspective view of the heat sink in the first figure. Host 110 slot 114 display 122 heat sink fin 210 heat pipe 220 heat release section 222 groove 231 guide 234 connection part 236 The third figure is the assembly diagram of the first figure. Component symbol description Portable computer 100 Side 112 Cover 120 Heat sink 200 Through hole 212 Heat absorption section 221 Heat transfer plate 230 Step 232 Leg 235 8

Claims (1)

1308686 十1308686 ten 、申請專利範圍: 1·:種μ對電職行散熱之散熱器,包括: 一可伸入電腦内吸熱之傳熱板; 電腦外部之散熱鰭片 及 與散熱鰭片之熱管’該電腦爲—攜帶型電腦,包括-主 之蓋體,該主機包括-側部,該側部上具有-與主 攜帶型槽’所述傳熱板伸人該射,該傳熱板相對於 接二腿侧緣形成有一導引部,該導引部包括二腿部及連 2·ϋ專利細第1項所述之散熱器,其中該熱管包括一吸熱段及 ιλΓ*」、、、段,該吸熱段置於傳熱板上,放熱段貫穿連接散熱鰭片。 •明專利範圍第2項所述之散熱器,其中該傳熱板頂面設有用以 收谷熱管吸熱段之凹槽。 4. 如申明專利範圍第2項所述之散熱器,其中該熱管之吸熱段呈扁平 1308686 Η—、圖式: 贤年/月众日修(更)正替換頁 1308686 外年I月/名日修(更)正替換頁 七、指定代表圖: '--- (一) 本案指定代表圖為:第(一)圖。 (二) 本代表圖之元件符號簡單說明: 攜帶型電腦 100 主機 110 側部 112 槽 114 盖體 120 顯示屏 122 散熱器 200 散熱鰭片 210 献管 *、、、 220 傳熱板 230 八、本案若有化學式時,請揭示最能顯示發明特徵的化學式: 無Patent application scope: 1·: A kind of heat sink for electric power dissipation, including: a heat transfer plate that can be extended into the computer to absorb heat; a heat sink fin outside the computer and a heat pipe with heat sink fins a portable computer comprising a main cover, the main body comprising a side portion having a heat transfer plate extending from the main carrying groove, the heat transfer plate being opposite to the second leg The side edge is formed with a guiding portion, which comprises a two-legged portion and a heat sink according to the above-mentioned item, wherein the heat pipe comprises a heat absorbing section and a ιλΓ*", a segment, the heat absorbing portion The section is placed on the heat transfer plate, and the heat release section is connected to the heat dissipation fin. The heat sink of claim 2, wherein the top surface of the heat transfer plate is provided with a groove for receiving the heat absorption section of the heat pipe. 4. The heat sink according to item 2 of the patent scope, wherein the heat pipe of the heat pipe is flat 1308686 、—, drawing: 贤年/月众日修 (more) is replacing page 1308686 Japanese repair (more) is replacing page VII, designated representative map: '--- (1) The representative representative map of this case is: (1) map. (2) Brief description of the symbol of the representative figure: Portable computer 100 Main unit 110 Side part 112 Slot 114 Cover body 120 Display 122 Radiator 200 Heat sink fin 210 Supply tube *, ,, 220 Heat transfer plate 230 VIII. If there is a chemical formula, please reveal the chemical formula that best shows the characteristics of the invention:
TW95105477A 2006-02-17 2006-02-17 Heat sink TWI308686B (en)

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TW200732896A TW200732896A (en) 2007-09-01
TWI308686B true TWI308686B (en) 2009-04-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI384939B (en) * 2010-12-21 2013-02-01 Acer Inc Heat dissipation device and notebook computer having the heat dissipation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI384939B (en) * 2010-12-21 2013-02-01 Acer Inc Heat dissipation device and notebook computer having the heat dissipation device

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TW200732896A (en) 2007-09-01

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