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TWM288400U - Heat sink with super-thin fins and better air flow guide for heat dissipation - Google Patents

Heat sink with super-thin fins and better air flow guide for heat dissipation Download PDF

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Publication number
TWM288400U
TWM288400U TW94218998U TW94218998U TWM288400U TW M288400 U TWM288400 U TW M288400U TW 94218998 U TW94218998 U TW 94218998U TW 94218998 U TW94218998 U TW 94218998U TW M288400 U TWM288400 U TW M288400U
Authority
TW
Taiwan
Prior art keywords
heat
heat dissipation
fan
fins
air flow
Prior art date
Application number
TW94218998U
Other languages
Chinese (zh)
Inventor
Frank Shiau
Chris Chuang
Wen Wu
Original Assignee
Thermoshuttle Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thermoshuttle Co Ltd filed Critical Thermoshuttle Co Ltd
Priority to TW94218998U priority Critical patent/TWM288400U/en
Publication of TWM288400U publication Critical patent/TWM288400U/en

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Description

M288400 八、新型說明: 【新型所屬之技術領域】 口本創作係與一種具較佳氣流導引散熱的超薄鰭片散 巧f,更詳而言之,特別是指一種可有效導引氣流進入以 提咼散熱效果,並可降低風扇吹襲之風阻、逆擾流和運轉 噪音,提高風扇使用壽命,且具省電效果之散埶器。 【先前技術】 μ" 按,請參閱第一圖,習知之散熱裝置i 〇大致包含有 底座11,可用以安裝結合於可發熱之電子元件(如主 機板或電路板上之中央處理器)上,且該底座i i中央固 接有多數直立狀之導熱管12,可供多數薄形之散熱鰭片 13以預定間隙串接固定,並於底座丄丄周圍安裝有一外 ^罩14,可供側向安裝一風扇i 5 ;據此,該中央處理 器21運轉產生之熱量,即可依序經由其上結合之底座工 1及導鮮1 2傳導至各散熱鰭片丨3上,並可藉由外框 罩14一侧風扇15啟動運轉時產生之氣流吹襲各散熱 鰭片13,以陸續帶走其上熱量,進而使中央處理器2 達到散熱效果。 w 【新型内容】 准,驾知散熱裝置1〇之外框罩14兩侧框板141 係採封閉式設計,故餘導引外界找進人,碰能完全 依靠風扇15產生之氣流經由各散熱鰭片i 3之間隙丄 31進行散熱’但由於該等散熱鰭片13厚度薄且間隙1 3三小’加上迎風面呈平齊狀,該氣流必須吹襲一段長距 離氣流通道雜’使遭遇之風阻、職大(請參考第一A、 圖)、,因此為讓散熱鰭片丄3能充分散熱,必須將風 扇15運轉速度提高,藉以没取更多氣流風量 片1 3,卻也因此造成風扇! 5時產生高頻噪 增加耗電畺’該風扇15之滾珠輛承亦會加速耗損,而降 低使用壽命;又,事實上,轉散熱鰭片i 3分佈相當镇 M288400 到箱提南風扇15運轉速度,仍難以使吹入之氣流量達 逆;f ’同時該等無法順利吹入之氣流會在迎風面處產生 ,與反壓現象,而阻礙氣流吹入,致使整體散熱效果 大打折扣。 ,劫ί創作係、提供一種具較佳氣流導引散熱的超薄鰭片 一 ’主要是在散熱裝置各散熱鰭片相對風扇之迎風面 :邊侧各形成-弧形導緣,並在外框罩二侧框板上鏤設至 夕一通孔。 本創作所提供之具較佳氣流導引散熱的超薄鰭片散 ’、可用以降低風扇吹襲時產生之風阻與逆擾流,並增 二間隙通道之氣流量,使風扇以低速運轉即可達到 忑Ϊ果:同/ί,亦可相對降低風扇噪音及減輕滾珠轴承之 才貝’以提昇風扇使用壽命,並達省電效果。 【實施方式】 首先,請參閱第二至四圖,本創作係一種具較佳氣流 導引散熱的超薄鰭片散熱器,該散熱器大致與習知構造相 2、至匕包含有一可安裝結合於電子元件上之底座3 0, “電子元件可為主機板或電路板上之中央處 ( 且,該底座30中央設置固接有多 ί 4 0,可供多數薄形之散熱鰭片5 0以預定間隙5 i ^ 接固定,該底座3 0周圍更安裝有一外框罩6 〇, :_ ,可供安裝鎖固—風扇7 Q,如第五至七_示,“ 糟由風扇7 0運轉產生之氣流吹襲散熱鰭片5 Q,以 散熱作用;其中: X早 該等散熱鰭片50,其相對風扇7〇之迎風 略中央部位斂設有一凹部501,該凹部5〇i之面呈 適當見度之平直狀,且凹部5 01二側外推延設形成有一 弧突狀之弧形導緣5 0 2,更詳而言之,該等弧形 0 2係分別自散熱鰭片5 0二側邊緣以弧突狀曲線往 央部位延伸内凹後所形成’而凹部5 〇 i則是由二側弧形 M288400 轉5 Q 2在相應之内凹觸接所形成;上述多數散熱鰭 -片50之弧形導緣,使其與風扇7〇接合面,形成非等距空 間之流道,以疏導氣流、降低風壓、風阻和逆擾流。 該外框罩6 0,其至少在一側框板6工上形成有至少 -通孔611,本實施例係在二侧框板6丄上分別形成二 上、下排列之長矩形狀通孔611。 為供進-步瞭解本創作構造特徵、運馳術手段及所 預期達成之功效,茲將本創作使用方式加以敘述,相信當 可由此而對本創作有更深入且具體之瞭解,如下所述: 請再參閱第三、八圖,本創作係可安裝於發埶電 _ 子元,使電子元件魅之熱量可依序經由底座W、 導熱官4 0傳導至各散熱鰭片5 〇上,藉此,當風扇7 〇 啟動運轉時,其產生之氣流,即可依序自各散敎 5 〇 迎風面侧之弧形導緣5 〇 2與凹部5 0 各'間 ,崎各散鋪片5 〇上之熱量陸V帶工各:5 i 氣机經過各散熱鰭片5 0之間隙5 1時,在該等間隙5 1 雜形成氣流通道且流速快,相對的使其風壓降低,且產 生適當大小之吸力作用,而將外界空氣自外框罩6 〇二側 框板61各通孔611導引吸入各間隙5工巾,使通過散 馨 ^鰭片5 0各赚5 1之氣流量增加,故可藉以提昇散熱 效果,又,上述散熱鰭片5 〇利用迎風面之中央凹部5 〇 j-侧弧料緣5 Q 2設計,由於可適當雜散熱鰭片 5 0各間隙51供氣流吹襲通過之路徑長度,以及具有降 ,風阻與逆擾流特性,因此可使風扇7 〇產生之氣&更容 ^經由各_5 1順利通過,亦同樣可提高各散熱鰭片5 之散熱絲;此外,該風扇了 Q亦可補地以較低轉速 ^到預期之散熱效果,而可降低風扇7 〇運轉產生之噪 t ’以,減低風扇7 Q滾珠軸承之耗損,進而提高風扇7 0使用壽命,另亦可達到省電之功效。 紅上所述,本創作在同類產品中實有其極佳之進步實 M2884〇〇 : 如生,同時遍查國内外關於此類結構之技術資料,文獻中 w未發财相同的構赫在錢,是備 新型專利要件,爰依法提出申請。冬·實已” 惟,以上所述者,僅係本創作之數較佳可轩奢浐你丨而 已’故舉凡應用本創作說明書及申請專利範;=而 結構變化,理應包含在摘作之專概所為之等效M288400 VIII. New description: [New technical field] The mouthbook creation department and a kind of ultra-thin fins with better airflow guiding heat dissipation f, in more detail, especially one can effectively guide the airflow It is a dilator that can improve the heat dissipation effect of the fan and reduce the wind resistance, reverse turbulence and running noise of the fan, improve the service life of the fan, and save power. [Prior Art] μ" Press, refer to the first figure, the conventional heat sink i 〇 generally includes a base 11 for mounting on a heat-generating electronic component such as a central processing unit or a central processing unit on a circuit board. And a plurality of vertical heat-conducting tubes 12 are fixed in the center of the base ii, and the plurality of thin fins 13 are fixed in series by a predetermined gap, and an outer cover 14 is mounted around the base cymbal for the side A fan i 5 is installed; according to the heat generated by the central processing unit 21, it can be sequentially transmitted to the heat dissipating fins 3 via the base unit 1 and the fresh guide 12 coupled thereto, and can be borrowed. The airflow generated by the start of the operation of the fan 15 on the outer frame cover 14 blows the heat dissipation fins 13 to carry away the heat thereon, thereby causing the central processing unit 2 to achieve the heat dissipation effect. w [New content] Precisely, the heat-dissipating device is 1〇, and the frame plate 141 on both sides of the frame cover 14 is closed-type design, so the other leads the outside to find people, and the collision can completely rely on the airflow generated by the fan 15 through the heat dissipation. The gap 丄31 of the fin i 3 performs heat dissipation 'but because the heat dissipation fins 13 are thin and the gaps are 13 3 small' plus the windward surface is flush, the airflow must blow a long distance air flow channel Wind resistance encountered, occupational college (please refer to the first A, figure), so in order to allow the heat sink fins 3 to fully dissipate heat, the fan 15 must be operated at a higher speed, so that no more airflow film 1 3 is taken, but also So cause a fan! At 5 o'clock, high frequency noise is generated to increase power consumption. 'The ball bearing of the fan 15 will also accelerate the wear and reduce the service life; in fact, the transfer fin i 3 is distributed to the town M288400 to the box south fan 15 At the speed, it is still difficult to make the flow of the blown gas upside down; f 'At the same time, the airflow that cannot be blown smoothly will be generated at the windward side, and the back pressure phenomenon will hinder the airflow blowing, so that the overall heat dissipation effect is greatly reduced. The creation of a super-thin fin with a better airflow guiding heat dissipation is mainly used in the heat-dissipating fins of the heat-dissipating fins on the windward side of the fan: the sides are formed with curved edges and are in the outer frame. The cover on the side frame of the cover is provided to the first through hole. The ultra-thin fins provided by the present invention with better airflow guiding heat dissipation can be used to reduce the wind resistance and reverse turbulence generated when the fan is blown, and increase the air flow of the gap channel to make the fan run at a low speed. The result can be achieved: the same / ί, can also reduce the fan noise and reduce the ball bearing's shell to improve the fan life and achieve power saving effect. [Embodiment] First, please refer to the second to fourth figures. The present invention is an ultra-thin fin heat sink with better airflow guiding heat dissipation. The heat sink is substantially similar to the conventional structure. Incorporating the base 30 on the electronic component, "the electronic component can be located at the center of the motherboard or the circuit board (and, the center of the base 30 is fixedly connected with more than 40, which can be used for most of the thin fins 5 0 is fixed by a predetermined gap 5 i ^, and an outer frame cover 6 〇 is installed around the base 30, :_, for mounting a lock-fan 7 Q, as shown in the fifth to seventh, "difficult to be by the fan 7 The airflow generated by the operation blows the heat radiating fins 5 Q to dissipate heat; wherein: X: the heat radiating fins 50 are arranged to have a concave portion 501 opposite to the windward portion of the fan 7〇, the concave portion 5〇i The surface is in a straight shape with appropriate visibility, and the concave portion 5 01 is laterally extended to form an arc-shaped curved guide edge 50 2 . More specifically, the curved 0 2 systems are respectively self-heating fins. The two sides of the sheet 50 are formed by an arcuate curve extending toward the central portion and recessed, and the recess 5 〇i is The two sides of the curved M288400 to 5 Q 2 are formed by corresponding concave contacts; the arcuate leading edges of the plurality of heat dissipation fins-sheets 50 are engaged with the fan 7〇 to form a non-equidistant space flow path. The outer frame cover 60 is formed with at least one through hole 611 at least on one side of the frame plate 6, and the present embodiment is attached to the two side frame plates 6 The long rectangular-shaped through-holes 611 are arranged on the upper and lower sides respectively. For the purpose of understanding the structural features of the creation, the means of the operation and the intended effect, the use of the creation is described, and it is believed that Therefore, this article has a deeper and more specific understanding, as follows: Please refer to the third and eighth pictures, this creation can be installed in the hairpin _ sub-element, so that the heat of the electronic components can be sequentially passed through the base W The heat conducting member 40 is conducted to the heat dissipating fins 5 ,, whereby when the fan 7 〇 starts to operate, the generated air flow can be sequentially from the respective 5 〇 windward side curved edge 5 〇 2 and the recessed part 5 0 each, between the various pieces of the slabs, the heat of the land, the V-band work: 5 When the air machine passes through the gap 5 1 of each heat sink fin 50, the air flow passage is formed in the gaps 5 1 and the flow velocity is fast, and the wind pressure is relatively reduced, and the suction force of an appropriate size is generated, and the outside air is generated. Each of the through holes 611 of the outer frame cover 6 and the two side frame plates 61 guides the suction of each of the gaps 5, so that the flow rate of the air generated by the singular fins 50 is increased, so that the heat dissipation effect can be improved, and The heat dissipating fins 5 设计 are designed by using the central recess 5 〇 j-side arc rim 5 Q 2 of the windward surface, and the length of the path through which the air gaps are blown by the gaps 51 of the heat dissipation fins 50 can be appropriately , wind resistance and reverse spoiler characteristics, so that the gas generated by the fan 7 更 can be smoothly passed through each _5 1 , and the heat dissipation fins of the heat dissipation fins 5 can also be improved; It can replenish the ground with a lower speed to the expected heat dissipation effect, and can reduce the noise generated by the fan 7 〇 operation, thereby reducing the wear of the fan 7 Q ball bearing, thereby increasing the service life of the fan 70, and also saving the province. The effect of electricity. According to the red, this creation has its excellent progress in the same kind of products. M2884〇〇: As a living, at the same time, it checks the technical information about such structures at home and abroad. In the literature, the same structure is not produced in the literature. Money is a new type of patent requirement, and it is submitted in accordance with the law. "Winter·It has already been". However, the above-mentioned ones are only the best of the creations. You can use them to apply this creation manual and apply for a patent; and the structural changes should be included in the abstract. Specialized

8 M2S8400 【圖式簡單說明】 第一圖係習用散熱裝置之立體外觀圖。 第一 A圖係習用散熱裝置之側視圖。 第一 B圖係延第一 A圖C-C’剖線之剖視圖。 第二圖係本創作散熱鰭片之立體外觀圖。 第三圖係本創作散熱鰭片和外框罩之組合示意圖。 第四圖係第二圖之組合立體圖。 第五圖係本創作裝置風扇之外觀組合圖。 第六圖係本創作裝置風扇之側視圖。 第七圖係延第六圖A-A’之剖視完整外觀俯視剖面圖。 B 第八圖係本創作氣流導引散熱之示意圖。 【主要元件符號說明】 〔習知〕 10 散熱裝置 1 1 底座 1 2 導熱管 13 散熱鰭片 13 1 間隙 14 外框罩 15 風扇 〔本創作〕 3 0 底座 40 導熱管 5 0 散熱鰭片 5 0 1 凹部 5 0 2 弧形導緣 5 1 間隙 6 0 外框罩 6 1 框板 6 11 通孔 70 風扇8 M2S8400 [Simple description of the diagram] The first picture is a stereoscopic view of the conventional heat sink. The first A is a side view of a conventional heat sink. The first B diagram is a cross-sectional view taken along the line C-C' of the first A diagram. The second picture is a three-dimensional appearance of the heat sink fins. The third figure is a schematic diagram of the combination of the heat sink fin and the outer frame cover. The fourth figure is a combined perspective view of the second figure. The fifth figure is a combination view of the appearance of the fan of the present creation device. The sixth figure is a side view of the fan of the author device. The seventh drawing is a cross-sectional view of the complete appearance of the cross-sectional view of Fig. A-A'. B The eighth figure is a schematic diagram of the airflow guiding heat dissipation of the present creation. [Main component symbol description] [General] 10 Heat sink 1 1 Base 1 2 Heat pipe 13 Heat sink fin 13 1 Clearance 14 Frame cover 15 Fan [This creation] 3 0 Base 40 Heat pipe 5 0 Heat sink fin 5 0 1 recess 5 0 2 curved guide 5 1 clearance 6 0 outer frame cover 6 1 frame plate 6 11 through hole 70 fan

Claims (1)

M288400 九、申請專利範圍·· 、1 種具較佳氣流導引散熱的超薄鰭片散熱器, f少包含有—可安裝結合於電子元件上之底座,該底座中 央固接有多數直域之導熱管,可供多數薄狀散熱.鰭片 以預定,隙串接_,該底座周圍更安裝有—外框罩,可 ,侧向J裝-風扇,使風扇運轉產生之氣流可吹襲散熱鰭 片,以發揮散熱作用;其特徵在於·· 該等散熱鰭片,其相對風扇之迎風面側緣約略中央 =内斂設有-凹部,該凹部二側外推延設形成有一弧形 ¥、、’以及弧形導緣與風扇接合面,形成非等距空間之氣 流通道; 該外框罩,其至少一侧框板上鏤設有至少一通孔。 2、依申請專利範項所述之具較佳氣流導引 散熱的超薄鰭肢熱H,其中該等散熱鰭片之 3 :依申請專利翻帛丨項所述之具較佳氣流導引 政熱的超薄鰭片散熱器,其中該凹部之底面呈預定寬度之 平直狀。 - 又 4\依申清專利範圍帛1項所述之具較佳氣流導引 散熱的超_>}散熱ϋ,其中該外框罩二侧框板各鐘設有 至少二上、下排列之通孔。M288400 IX. Patent application scope · · One ultra-thin fin heat sink with better airflow guiding heat dissipation, f less includes - can be mounted on the base of the electronic component, the base is fixed with a large direct field The heat pipe is used for most of the thin heat dissipation. The fins are arranged in a predetermined manner, and the gap is connected in series. The outer frame is mounted around the base, and the lateral J-fan can be used to make the air flow generated by the fan run. The heat dissipating fins function to dissipate heat; and the heat dissipating fins are approximately centrally opposite to the side edge of the windward side of the fan; the indented portion is provided with a concave portion, and the two sides of the concave portion are externally elongated to form a curved shape. And, and the curved guiding edge and the fan engaging surface form an air flow passage of the non-equal space; the outer frame cover has at least one through hole at least on one side of the frame plate. 2. The ultra-thin fin heat H with better airflow guiding heat dissipation according to the patent application, wherein the heat dissipating fins 3: according to the patent application, the preferred airflow guiding An ultra-thin fin heat sink in which the bottom surface of the recess has a flat shape with a predetermined width. - 4" according to the scope of patent application 帛1, which has a better airflow guiding heat dissipation _>} heat dissipation ϋ, wherein the outer frame cover two side frame plates are provided with at least two upper and lower arrays Through hole.
TW94218998U 2005-11-03 2005-11-03 Heat sink with super-thin fins and better air flow guide for heat dissipation TWM288400U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7891411B2 (en) 2007-06-22 2011-02-22 Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. Heat dissipation device having a fan for dissipating heat generated by at least two electronic components

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7891411B2 (en) 2007-06-22 2011-02-22 Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. Heat dissipation device having a fan for dissipating heat generated by at least two electronic components

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