TWM378417U - Heat pipe type heat sink - Google Patents

Heat pipe type heat sink Download PDF

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Publication number
TWM378417U
TWM378417U TW98220250U TW98220250U TWM378417U TW M378417 U TWM378417 U TW M378417U TW 98220250 U TW98220250 U TW 98220250U TW 98220250 U TW98220250 U TW 98220250U TW M378417 U TWM378417 U TW M378417U
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Taiwan
Prior art keywords
heat pipe
heat
fin
gap
assembly hole
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TW98220250U
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Chinese (zh)
Inventor
zhi-xing Li
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Lea Min Technologies Co Ltd
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Priority to TW98220250U priority Critical patent/TWM378417U/en
Publication of TWM378417U publication Critical patent/TWM378417U/en

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  • Cooling Or The Like Of Electrical Apparatus (AREA)

Description

M378417 五、新型說明: 【新型所屬之技術領域】 本創作係關於—種熱管式散熱器,尤指-種可在埶管 管壁與藉片之組裝孔孔緣間間材結合而具有良好敎傳 效果的熱管式散熱器。 、 【先前技術】 θ在電腦裝置中,為了避免各電子元件運作時所產生的 熱量導致該電子元件當機甚至損毁,一般會在耗電功率較 高的電子元件(例如:中央處理器)上加設一散熱裝置,以 協助排散其熱量,俾維持該電腦裝置的正常運作。 熱官式散即為彡中一種用以設置於電腦裝置内的 散熱裝置’其主要係、於複數片間隔設置的續片上分別貫穿 設有複數個相對應個組裝孔,再將複數根熱管分別穿設各 鰭片之組裝孔中。藉此設計,可將一所設置之電子元件的 熱量經由各熱管傳導至各鰭片上,再透過具大面積的韓片 來進行散熱。M378417 V. New description: [New technical field] This creation is about a kind of heat pipe radiator, especially the kind that can be combined between the pipe wall and the assembly hole hole of the borrowing piece. A heat pipe radiator that transmits the effect. [Prior Art] θ In a computer device, in order to avoid the heat generated by the operation of each electronic component, the electronic component is crashed or even damaged, generally on an electronic component (such as a central processing unit) that consumes high power. A heat sink is added to help dissipate the heat and maintain the normal operation of the computer device. The thermal official type is a heat dissipating device for arranging in a computer device. The main system is provided with a plurality of corresponding assembly holes respectively on the slabs of the plurality of pieces spaced apart, and then the plurality of heat pipes are respectively separated. Through the assembly holes of each fin. With this design, the heat of a set electronic component can be conducted to each fin through each heat pipe, and then radiated through a large-area Korean film.

參見第六圖所示,在現有技術之熱管式散熱器中,該 鰭片(41)上所設的組裝孔(411)係呈圓形,且該熱管亦 相對應地呈圓管狀,該組裝孔(41 ”孔徑大於熱管(42)管 徑’使得當熱管(42)穿設於該組裝孔(411)之中時,組裝孔 (411)孔緣與熱管(42)管壁間會保留一適當間隙,此間隙— 方面可便於將熱管(42)穿設於該組裝孔(411)中,另一方面 亦可供錫膏經由毛細作用填充於該間隙内,以結合該縛片 (41)與熱管(42),其中,錫膏的厚度越薄,鳍片(41)與熱管 M378417 (42)間的熱傳導效果會越好。 &而,由於製造上的誤差,片⑷)與熱管(42)間 的間隙過小時,不但熱管(42)難以穿設於該組裝孔(41” t,熔融狀態的錫膏也將無法均勻的滲入該間隙之中;間 隙過大時,雖然熱管(42)可輕易地貫穿該組裝孔(411),但 卻會導致錫膏厚度過厚。亦即,不管間隙過小或過大,均 會影響到結合後之鰭片(41)與熱管(42)間的熱傳導效果, 且鰭片(41)之組裝孔(411)與熱管(422)的尺寸在成型後都 φ 不會再有太大的改變,造成該間隙的大小也無法再進一步 調整。 【新型内容】 有鏗於前述現有技術的缺點,本創作提供一種熱管式 散熱器,希藉此設計解決現有技術之熱管與鰭片間的間隙 無法調整,導致間隙會過大或過小而影響組合後之鰭片與 熱管間之熱傳導效果的缺點。 為了達到上述的創作目的,本創作所利用的技術手段 φ 係使一具有熱管的散熱鰭片包括: • 複數根熱管’其為一中空的封閉管體,且斷面呈扁平 狀; 複數片鰭片,其係間隔層疊設置,且分別貫穿成型有 複數個相對應設置的組裝孔,該組裝孔呈橢圓形,孔徑大 於該熱管的管徑; 該熱管穿設於各鰭片之相對應的組裝孔中,而於該組 裝孔孔緣與熱管的壁面間形成有一間隙,又,熱管在加熱 後管徑會膨脹’使其斷面呈橢圓狀,進而縮小該熱管的壁 4 M378417 面與組裝孔孔緣間的間隙並相互結合固定。 前,每一縛片上沿各組裝孔之孔緣處可分別環繞成型 有一套環’該套環環繞該熱管管壁。 前述熱管可彎折加工而呈u型,每一熱管具有一橫臂 及位在該橫臂二端的二直臂,該直臂斷面經加工成塑為舄 平狀並穿5又於各韓片之相對應的組裝孔中。 該熱管式散熱器可進一步包括-金屬底座,該金屬底 座設於各熱管之橫臂處。Referring to the sixth embodiment, in the prior art heat pipe type heat sink, the assembly hole (411) provided on the fin (41) is circular, and the heat pipe is correspondingly rounded, and the assembly is assembled. The hole (41" aperture is larger than the heat pipe (42) pipe diameter" such that when the heat pipe (42) is inserted into the assembly hole (411), the hole between the assembly hole (411) and the heat pipe (42) is retained. With appropriate clearance, the gap can facilitate the passage of the heat pipe (42) in the assembly hole (411), and on the other hand, the solder paste can be filled into the gap via capillary action to bond the die (41). And the heat pipe (42), wherein the thinner the thickness of the solder paste, the better the heat conduction effect between the fin (41) and the heat pipe M378417 (42). And, due to manufacturing errors, the sheet (4)) and the heat pipe ( When the gap between 42) is too small, not only the heat pipe (42) is difficult to pass through the assembly hole (41" t, but also the molten solder in the molten state cannot penetrate into the gap uniformly; when the gap is too large, although the heat pipe (42) It can easily penetrate the assembly hole (411), but it will cause the solder paste thickness to be too thick. That is, regardless of the gap is too small or too , will affect the heat conduction between the combined fin (41) and the heat pipe (42), and the size of the assembly hole (411) and the heat pipe (422) of the fin (41) will not be φ after molding. There is too much change, and the size of the gap can not be further adjusted. [New content] In view of the above-mentioned shortcomings of the prior art, the present invention provides a heat pipe type heat sink, which is designed to solve the heat pipe and fin of the prior art. The gap between the sheets cannot be adjusted, resulting in the gap being too large or too small to affect the heat conduction effect between the combined fins and the heat pipe. In order to achieve the above-mentioned creative purpose, the technical means used in the creation is to make a heat pipe The heat dissipating fins include: • a plurality of heat pipes 'which are a hollow closed pipe body and have a flat cross section; a plurality of fins which are arranged at intervals and each of which is formed with a plurality of corresponding assembly holes The assembly hole has an elliptical shape and a hole diameter larger than a diameter of the heat pipe; the heat pipe is disposed in a corresponding assembly hole of each fin, and the hole edge of the assembly hole and the wall of the heat pipe A gap is formed between the heat pipes, and the heat pipe is expanded to have an elliptical cross section, thereby narrowing the gap between the wall surface of the heat pipe 4 M378417 and the edge of the assembly hole and fixing them together. A set of rings may be formed around the edge of each of the assembly holes. The collar surrounds the heat pipe wall. The heat pipes may be bent to form a u-shaped shape, and each heat pipe has a cross arm and a horizontal position. a two-armed arm at the two ends of the arm, the straight arm section is processed into a flattened shape and is worn in a corresponding assembly hole of each of the Korean pieces. The heat pipe type heat sink may further include a metal base, the metal The base is disposed at the cross arm of each heat pipe.

本創作的優點在於,藉由高溫下將呈溶融狀態的錫膏 流入錄片與熱管間的間隙之中,可使該熱管之直臂的管^ 膨脹而^橢圓&,縮小該熱管與鰭片間的間隙,並使錫膏 均勻且薄層的附著於熱管與鰭片之間,使該連接處可具有 良好的熱傳導效果,&外亦可使熱管與鰭片直接相互迫 緊、連接,讓熱管上的熱量可直接傳導到鰭片丨,達到提 升熱管式散熱器之散熱效率的目的。 【實施方式】 以下配合圖式及本創作之較佳實施例,進一步闡述本 創作為達成預定創作目的所採取的技術手段。 參見第-及二圖所示,本創作之熱管式散熱器包括複 數根熱管(10)及複數片鰭片(30),或進一步包括有一金屬 底座(20),其中: 各熱官(10),其為二端呈封閉狀的中空管體且於管體 内部填充有導熱液,並分別彎折加工而概略呈U型,具有 一橫臂(11)及位在該橫臂(11)二端的二直臂(12),進參 見第三圖所示,該直臂(11)斷面經加工成型為扁平狀,即 5 M378417 在二相對處形成為平面; 金屬底座(20)設於各熱管(1〇)之橫臂(I”處,且橫臂 與金屬底座(20)呈緊密接觸’使其具有良好的熱傳導效果, 此金屬底座(20)係用以與發熱體(例如:中央處理器)接觸, 使該發熱體的熱量可經由該金屬底座(2〇)傳導至各熱管 (1〇); 各鯖片(30)間隔層疊設置’且分別貫穿成型有複數個 相對應設置的組裝孔(31 ),該組裝孔(31)呈橢圓形,孔徑 φ 略大於該熱管(10)之直臂(12)的管徑,又,每一韓片(3〇)上 沿各組裝孔(31)之孔緣處分別環繞成型有一套環(32),前 述熱管(10)之直臂(12)分別穿設於各韓片(3〇)之相對應的組 裝孔(31)中,使該套環(32)環繞該熱管(1〇)之直臂(12),並 於該套環(32)及組裝孔(31 >孔緣與熱管(1〇)之直臂(12)的壁 面間形成有一適當間隙,· 進一步參見第四及五圖所示,當在高溫下將呈熔融狀 態的錫膏流入該間隙之中時,由於熱管(1〇)之直臂(12A)在 • 加熱後管徑會略為膨脹,使直臂(12A)的扁平處受到内部壓 -力作用下,該處的斷面向外擴張而呈橢圓狀,進而縮小該 熱官(10)之直臂(12A)的外側壁面與套環(32)及組裝孔(31) 孔緣間的間隙,如此—來,即可使錫膏均勻且薄層的附著 於熱官(10)與鰭片(30)之間,使該連接處可具有良好的熱 傳導效果,甚至使熱管(1〇)與鰭片(3〇)直接相互迫緊、連 接’而前述由發熱體透過金屬底座(2〇)傳導至熱管(1〇)上 的熱量亦可有效率地經由該錫膏傳導至各鰭片(3〇)上或 直接傳導到鰭片上,以進一步發散,達到提升熱管式散熱 6 器之散熱效率的目的。 、所这僅疋本創作的較佳實施例而已,並非對本創 作作任何形式上的限制,雖然本創作已以較佳實施例揭露 =,然而並非用以限定本創作,任何熟悉本專業的技術 貝’在不脫離本創作技術方案的範圍内,當可利用上述 的技術内谷作出些許更動或修飾為等同變化的等效實 施m是未脫離本創作技術方案的内$,依據本創作 的技術實質對以上實施例所作的任何簡單修改、等同變化 與修飾,均仍屬於本創作技術方案的範圍内。 【圖式簡單說明】 第一圖為本創作之立體外觀圖。 第一圖為本創作部分元件之立體分解圖。 第三圖為本創作之熱管直臂處於加熱前之剖面圖。 第四圖為本創作之熱管直臂處於加熱後之剖面圖。 第五圖為本創作部分元件之側視剖面圖。 第六圖為現有技術部分元件之側視剖面圖。 【主要元件符號說明】 (10)熱管 (11)橫臂 ◦ 2)(12A)直臂 (20)金屬底座 (30)韓片 (31)組裝孔 (32)套環 (41)鰭片 (411)組裝孔 (42)熱管The advantage of the present invention is that the molten solder in the molten state flows into the gap between the recording sheet and the heat pipe at a high temperature, so that the tube of the straight arm of the heat pipe can be expanded to reduce the heat pipe and the fin. The gap between the sheets makes the solder paste uniform and the thin layer adheres between the heat pipe and the fin, so that the joint can have a good heat conduction effect, and the heat pipe and the fin can be directly pressed and connected to each other directly. The heat on the heat pipe can be directly transmitted to the fins to achieve the purpose of improving the heat dissipation efficiency of the heat pipe radiator. [Embodiment] The following is a description of the preferred embodiment of the present invention and the preferred embodiment of the present invention, further illustrating the technical means by which the creation is intended to achieve the intended purpose of creation. Referring to Figures 1 and 2, the heat pipe heat sink of the present invention comprises a plurality of heat pipes (10) and a plurality of fins (30), or further comprising a metal base (20), wherein: each heat officer (10) The utility model is a hollow tubular body with a closed end and is filled with a thermal fluid inside the tubular body, and is bent and processed into a U-shape, and has a cross arm (11) and a cross arm (11). The two straight arms (12) of the two ends, as shown in the third figure, the straight arm (11) section is processed into a flat shape, that is, 5 M378417 is formed into a plane at two opposite sides; the metal base (20) is disposed at The cross arm (I" of each heat pipe (1 〇) and the cross arm is in close contact with the metal base (20) to have a good heat conduction effect, and the metal base (20) is used for the heat generating body (for example: The central processing unit is in contact with each other, so that the heat of the heating element can be transmitted to the heat pipes (1〇) via the metal base (2〇); each of the cymbals (30) is stacked and disposed in a plurality of correspondingly arranged Assembly hole (31), the assembly hole (31) is elliptical, and the aperture φ is slightly larger than the heat pipe (10) The diameter of the straight arm (12) is further formed by a ring (32) around the edge of each assembly hole (31) on each Korean piece (3 turns), and the straight arm of the heat pipe (10) ( 12) respectively, respectively, inserted in the corresponding assembly holes (31) of each Korean piece (3〇), so that the collar (32) surrounds the straight arm (12) of the heat pipe (1〇), and the collar is (32) and the assembly hole (31 > the edge of the hole and the heat pipe (1〇) between the wall of the straight arm (12) formed a suitable gap, · See further in the fourth and fifth figures, will be molten at high temperatures When the state of the solder paste flows into the gap, the straight arm (12A) of the heat pipe (1A) will slightly expand after the heating, so that the flat portion of the straight arm (12A) is subjected to the internal pressure-force. The section of the section is outwardly expanded and has an elliptical shape, thereby narrowing the gap between the outer side wall surface of the straight arm (12A) of the heat officer (10) and the edge of the collar (32) and the assembly hole (31). The solder paste can be evenly and thinly adhered between the heat official (10) and the fins (30), so that the joint can have good heat conduction effect, even the heat pipe (1 〇) and the fins (3) 〇) directly pressing each other and connecting 'the heat transferred from the heating element through the metal base (2〇) to the heat pipe (1〇) can also be efficiently conducted to the fins (3〇) via the solder paste Or directly transmitted to the fins for further divergence, so as to improve the heat dissipation efficiency of the heat pipe type heat sink 6. This is only a preferred embodiment of the present invention, and does not impose any form limitation on the creation, although The creation has been disclosed in the preferred embodiment=, however, it is not intended to limit the present invention, and any technology that is familiar with the subject matter can be modified or modified by utilizing the above-mentioned technology within the scope of the present technical solution. The equivalent implementation of the equivalent change m is not within the scope of the present technical solution, and any simple modification, equivalent change and modification of the above embodiment according to the technical essence of the present invention are still within the scope of the technical solution of the present invention. . [Simple description of the diagram] The first picture is a three-dimensional appearance of the creation. The first figure is an exploded perspective view of some of the components of the creation. The third picture is a cross-sectional view of the heat pipe straight arm of the creation before heating. The fourth picture is a cross-sectional view of the created heat pipe straight arm after heating. The fifth figure is a side cross-sectional view of some of the components of the creation. Figure 6 is a side cross-sectional view of some of the prior art components. [Main component symbol description] (10) Heat pipe (11) Cross arm ◦ 2) (12A) Straight arm (20) Metal base (30) Korean piece (31) Assembly hole (32) Collar (41) Fin (411 ) Assembly hole (42) heat pipe

Claims (1)

六、申睛專利範圍: H熱管式散熱器’其包括複數根熱管及複數片韓 片,其中: 熱管為-中空的封閉管體,且斷面呈扁平狀; .韓片間隔層疊叹置’且分別貫穿成型有複數個相對應 設置的組裝孔,該組裝孔呈橢圓%,孔徑大於該熱管的管 徑; 該熱管穿設於各鰭片之相對應的組裝孔中,而於該組 裝孔孔緣與熱管的壁面間形成有-間隙,X,熱管在加孰 後管徑會膨脹,使其斷面呈橢圓狀,冑而⑻、該熱管的壁 面與組裝孔孔緣間的間隙並相互結合固定。 2.如申請專利範圍第彳項所述之熱管式散熱器,其中, 母一鰭片上沿各組裝孔之孔緣處分別環繞成型有一套環, 該套環環繞該熱管管壁。 3·如申請專利範圍帛!或2項所述之熱管式散熱器, 其中各熱官可彎折加工而呈U型,每一熱管具有一橫臂及 位在該橫臂二端的二直臂,該直臂斷面經加工成型為扁平 狀’並穿設於各鰭片之相對應的組裝孔中。 4.如申請專利範圍第3項所述之熱管式散熱器,其進 一步包括一金屬底座,該金屬底座設於各熱管之橫臂處。 七、圖式··(如次頁)Sixth, the scope of the application of the eye: H heat pipe radiator 'which includes a plurality of heat pipes and a plurality of pieces of Korean film, wherein: the heat pipe is a hollow closed pipe body, and the section is flat; And respectively forming a plurality of correspondingly disposed assembly holes, wherein the assembly holes are elliptical %, and the aperture is larger than the diameter of the heat pipe; the heat pipe is disposed in the corresponding assembly hole of each fin, and the assembly hole is A gap is formed between the edge of the hole and the wall of the heat pipe. X, the heat pipe is expanded after the twisting, and the cross section thereof is elliptical, and the gap between the wall surface of the heat pipe and the edge of the assembly hole is mutually Combined with fixation. 2. The heat pipe type heat sink according to claim 2, wherein a ring is formed around the edge of each of the assembly holes on the female fin, and the ring surrounds the heat pipe wall. 3. If you apply for a patent range! Or the heat pipe type heat radiator according to the item 2, wherein each of the heat registers is bent and processed into a U shape, and each heat pipe has a cross arm and two straight arms located at two ends of the cross arm, and the straight arm section is processed. Formed into a flat shape' and passed through the corresponding assembly holes of each fin. 4. The heat pipe heat sink of claim 3, further comprising a metal base disposed at a cross arm of each heat pipe. Seven, schema · (such as the next page)
TW98220250U 2009-11-03 2009-11-03 Heat pipe type heat sink TWM378417U (en)

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