M351392 八、新型說明： 【新型所屬之技術領域】 本創作係有關於一種散熱技術，t詳而言之，係有關 -種應用於具有散熱風扇之電子裝置内部之導風罩。 【先前技術】 隨著電子技術的高速發展，各類電子裝置已成為現代 -人們曰常生活中不可或缺的—部份’而一部電子裝置（例 如電腦祠服器）中配置有許多主要的配件’例如中央處理 斋、記憶體、電源供應器等發熱元件。並且，隨著電子裝 ^之功能不斷地提升，内部所裝設的發熱㈣也越㈣ I二:㈣子裝置在運作時，該發熱元件所產生的熱能 越末越f，所以，為了降低發熱元件在工作時的溫度， 避免發熱7L件因溫度過高而損毁，通常會在電子穿置 扇，以期降低發熱元件運作時所產生：高溫°， 更為了 “散熱效率，會再發熱元件上方罩覆一導 以導引該散熱風扇所產生气 軋流能更快逮且集中進入該 發…、兀件之區域内進行散熱。 請參閱第1圖，係顯示一種習知電 用的導風罩之纟士槿千立闰H所使 、 D冓思圖，如圖所不，該電子裝置内部ϊ 又有稷數發熱元件n ’該複數發熱元 元件—側設有用以供產生氣流之散 12。該發熱元件^ 12係設於電子穿置内^ *一¥風罩i〇，該散熱風扇 引該散熱風扇12所姦+ ^ 所產生之軋流進入導風罩10内部，得以 5 M351392 對該等發熱元件u進行散熱。 .惟，該導風罩1〇内部之發熱元件11#交_1 $ 氣流由導風罩10的—側，隹λ t 係乂錯叹置，該 該散熱風扇12之二内料^ 對較遠鮮會先進行散熱，接著氣流再 熱風扇12之發熱元件η進行散熱，但是， …通過w-個發熱元件u 熱元件11)時，茈洛^ΑΑ、Θ ώ /月文”、、風扇12之發 個夕恭刼-从 孔仇的〉皿度就會上升，造成通過下一 氣流二:r」1，(二=::有風=2之發熱元件11)之 熱風扇一元件：：因該散 如何❹卜種具有良好散熱絲 '以 習知技術之缺失，遂成為目前亟待解決的問題。 【新型内容】 』处 鑒於上述習知技術之缺點，本創作係提供一種導風 罩，以分流氣流進入内部，提昇散熱效果。 ⑩本創作之另—目的在於提供—種結構單純之導風罩。 本創作之再—目的在於提供-種易於製造之導風罩。 本創作之又—目的在於提供—種節省成本之導風罩。 為達上述及其他目的，本創作係提供一種導風罩， 應用於電子裝置，該電子裝置内部包括交錯設置之複數發 熱'件及位於該發熱元件一側以供產生氣流之散熱風 j ’該導風罩包括罩體及分流部，該罩體係用於罩覆於該 複數發熱元件，包括-頂板、沿該頂板二相對側邊向下延 伸之二侧板、以及由該頂板與各該側板所圍設之導風通 6 M351392 道，該導風通道於朝向該散熱風扇的一側設有入風口，並 於另一側設有出風口，該分流部係設於該頂板上，用於分 流該氣流進入該導風通道。 月ίι述之導風罩中，該罩體係為一側具有開口之罩體， 且該罩體中間復設有-隔板。於一實施態樣中，該隔板係 垂直於該頂板而設置’以將該導風通道一分為二，並且對 -應設置兩個該分流部，各該分流部係位於該頂板上鄰近該 -入風口處，且各該分流部係對應各該導風通道。 Λ ❿於—實施態樣中，該分流部係包括複數多邊形之導風 孔，該導風孔係可為選自三角形、四邊形、五邊形及六邊 形所組成群組之其中一者。 相較於習知技術，本創作之導風罩係於罩體之頂板上 設有對應該導風通道之分流部，因此不僅可令氣流由入風 口進入導風通道内，又可供氣流由該分流部進人到導風通 道内，使得氣流可直接由分流部進入遠離該入風口之導風 _ k C内7氣机復盍面廣，而可避免習知氣流無法流通到 内。I5進行散熱之缺失，且能因為分流部之設置而提升散熱 效率。此外，本創作之導風罩簡單、易於組裝製作，且因 為頂板設置分流部可節省材料，而令結構更輕且成本低 廉。 _ 【實施方式】 >以下係藉由特定的具體實例說明本創作之實施方 式，熟悉此技藝之人士可由本說明書所揭示之内容輕易地 瞭解本創作之其他優點與功效。 7 M351392 應注意的是’本創作之導風罩用以罩覆於發熱元件上 方以仏任何设有散熱風扇而需要導引氣流之電子裝置 中而非侷限於下列實施例所顯示者，合先敘明。 。。同B才’以下圖式係顯示本創作之導風罩應用於例如伺 月!态之电子裝置内部之示意圖式，該電子裝置包括交錯設 真之奴數發熱70件及位於該發熱元件一側以供產生氣流 ’之散，風扇，用於例示性說明本創作之基本構想，遂圖式 中I堇，貝不契本創作有關之元件而非按照實際實施時之元 件，目$狀及尺寸綠製，其實際實施時各元件之型態、 #里及比例可為一種隨意之變更，下列實施例所顯示之構 造僅為例示性說明，應知本創作仍可有其他變化。 —請參㈣2a圖及第㈣，係顯示本創作之導風罩一 貫施例之立體分解圖及立體纽合圖。如圖所示，本創作之 導風罩係應用於電子裝置内部（圖中未示），本實施例中 該立電子裝置可為伺服器，但亦可為例如桌上型電腦或其他 ,内部包括父錯設置之複數發熱元件及位於該發熱元件一 側之散熱風扇的電子H晉，桶香植π职 于裒置通吊導風罩罩覆於熱量產生較 2的上方(例如正對於具有中央處理器及記憶體插槽的 Π’並可依照需求而罩覆在其他元件的上方，以下係 就本貫施例之導風罩2詳述如下。 該導風罩2係設於雷jf奘 杜μ 一 + 置内部卜並罩覆於發熱元 仵11的上方，且該雷子奘詈肉Α .^ 兔于聚置内部1於發熱元件11的-側 运私配設置複數散熱風扇12， 彳w^ ^ I為了麩汁該電子裝置的 處理速度，所以電子裝置内部1會設置多組發熱元件H， M351392 該等發熱元件11祐合上μ Έ, , π , 10 s 乂錯列設在該電子裝置内部1，以 令靡扇12可對其進行散熱。同時， 率’係交錯設置對庫兮笙旅為_丄 促汁政，，，、> 直接接㈣等發熱元件η之散_14。—13 m η数哭熱兀件11、散熱風扇12、散熱器13、以 : 之結構與作用原理俱為習知者，故於此不再 夕作》兄明二同日^，於其他實施例中，亦可改變該電子裝置 .内二1之刖述配置’例如可省略散熱器14，將該等散熱 風扇12設於該等發熱元件u之另一側，或者改變該等發 熱兀件11 乂錯6又置之位置與數量，而此皆為所屬技術領 域中具有通常知識者可依本創作之精神加以變化者，故於 此不再贅述並且不另外繪製圖式表示之。 該導風罩2係為-體彎折成形之結構，其具有一罩體 21，該罩體21係-體彎折形成—頂板211及沿該頂板2ΐι 相對侧邊向下延伸之二侧板212，該罩體21並具有導風 通運210。如第3圖所示，該導風通道21〇於朝向該散熱 風扇12的一侧設有入風口 22(例如位於該罩體21前 方）’並於另一侧設有與入風口 22相連通之出風口 23(例 如位於該罩體21後方）。 戎罩體21中間復可設有一隔板213，以將導風通道 210 —分為二，而形成區隔為二個相互平行之導風通道 210。該頂板211上設有複數分流部24，該分流部24係 對應該導風通道210且鄰近入風口 22所設置。於本實施 例中’該分流部24係設於該頂板211接近該散熱風扇12 9 M351392 之部份’用於導引該散熱風扇12所產生之氣流進入該導 風通道210 ’且該分流部24係可包括複數導風孔241，當 該導風通道210 —分為二時，係分別設置兩個該分流部 24於該頂板211，且各該分流部24係對應各該導風通道 210。換言之，該分流部24係對應該導風通道21〇之設置 數量而設置，於其他實施例可改變該導風通道21 〇與該分 '流部24之設置數量，而非侷限於本實施例。 在本實施例中，該罩體21係呈一側具有開口之罩 體，該導風孔241係為多邊形之形狀，較佳者，係為例如 蜂窩形狀的六邊形之形狀，當然，該導風孔241亦可為三 角形、四邊形、五邊形、或其他可用於導引該散熱風扇 U所產生之氣流進入該導風通道2丨0的等效形狀，而非 偈限於此。該了員板211係垂直於該頂板211而設置之隔 板:並非侷限於設在該罩體21 Μ，只要可以將該導風 通道210 —分為二者均適用於本創作。 請參閱第3圖，係顯示本創作之導風罩一實施例之使 用狀態參考圖，如圖所示，本創作之導風罩2係設於電子 =置内部i且罩覆於複數發熱㈣u上方，該散熱風扇 12係位於鄰近入風口 22的-側邊，所以，氣流將由入風 口 22(例如該罩體21前方）進入導風通道21〇内，以對 2於罩體21内部之發熱元件11進行散熱。因此，氣流可 直接對鄰近入風口 22處之發埶亓杜"办 知热兀件U進行散埶，另外， 由於該頂板211上鄰近入風口 方外 卹八“處攻有分流部24,所以 h的氣流也會由分流部24進入到導風通道21〇内，因 ]〇 M351392 此’即可直接對位於導風通道21 〇内側之發熱元件！ i (例 如位於該罩體21後方）進行散熱。 亚且，基於交錯設置複數發熱元件u之配置，透過 熱空氣較冷空氣輕之原理，所以當冷氣流由入風口 22進 .入^風通道21以’並對位於外側之發熱元件^ (觀 1第2a圖Βτ ’彝近電子裂置内部工外側處者）進行散熱 、時’熱交換後之熱氣流即可馬上由分流部⑷非出；如此， •:可4略该發熱凡件u後方之散熱器13。同時，該分流 淖24又可供冷氣流分流進入到導風通道2ι〇 β，以對位 於内側之發熱元件U (觀視第2&圖時，接近電子裝置内 大致巾央處者）進行散熱，熱交換後之熱氣流再由該 出風口 23排出該罩體2；[之冰士 導風通請，位於外二由:=板213分隔該 「1則之鲞熱7L件1 1將不會影塑位於 内側之發熱元件U田、 个矿^位於 相，丨森^ _ …、效果。進而，使位於外側及内 側之發熱兀件U皆可得到有效之散熱。 _ 應了解的是，本創作道 不僅結㈣單且^罩係為—體成形之結構， 、造時間。並且此可相料㈣作成本與製 通到罩體較遠離==部不僅能分流氣流，使之流 離入風口之發熱元二 ^口之發熱元件進行散熱，另-方面，又可令位= 接近遠離入風口之癸刼- r位於 出，因此，可讀實开心二牛熱交換後之熱氣流得以排 率。 ^成良好之散熱效果，有效提升散熱效 M351392 相較於習知技術’本創作之導風罩同時導引冷？'、古、 入到罩體内部、加速熱氣流排出、結構簡單、製：：進 即省成本等功效’能避免習知技術之導風罩之冷氣流盔及 流通到内側之發熱元件、熱交換之熱氣流無法= 影響内側發熱it件之散熱效果或造成發熱元件損壞 題’因此實已解決習知技術之種種缺失。 、 、 上述實施例僅例示性說明本創作之原理及其功效，而 非用於限制本創作。任何熟習此項技藝之人士均可在不違 鲁背本新型之精神及範4下，對上述實施例進行修飾與= 變。因此，本創作之權利保護範圍，應如後述之申請專利 範圍所列。 e 【圖式簡單說明】 第1圖係為習知導風罩之立體分解圖； 苐2 a圖係為本創作導風罩一實施例之立體分解圖. 第2b圖係為本創作導風罩一實施例之立體組合圖； 以及 第3圖係為本創作導風罩一實施例之使用狀態來 圖。 一 【主要元件符號說明】 I 電子裝置内部 10 導風罩 II 發熱元件 12 散熱風扇 13 散熱器 12 M351392 14 散熱器 • 2 導風罩 21 罩體 210 導風通道 211 頂板 212 側板 213 P尚板 22 入風口 • 23 出風口 24 分流部 241 導風孔M351392 VIII. New Description: [New Technology Field] This creation is about a kind of heat dissipation technology. In detail, it is related to the air hood inside the electronic device with a cooling fan. [Prior Art] With the rapid development of electronic technology, various electronic devices have become indispensable in the modern-people's life--and some electronic devices (such as computer servers) are equipped with many main components. Accessories such as central processing, memory, power supply and other heating elements. Moreover, as the function of the electronic device is continuously improved, the internal heating (4) is also more (4). I2: (4) When the sub-device is in operation, the heat energy generated by the heating element is more and more f, so in order to reduce heat The temperature of the component at work, to avoid heat, 7L parts are damaged due to excessive temperature, usually in the electronic wearing fan, in order to reduce the heat generating components when operating: high temperature °, more for "heat dissipation efficiency, will reheat the element above the cover The gas-rolling flow generated by the heat-dissipating fan can be quickly caught and concentrated in the area of the hair-feeding element and the heat-dissipating part. Referring to Fig. 1, a conventional electric air hood is shown. The gentleman 槿 闰 闰 闰 所 所 所 所 , , , , , , , , , , , , , , , , , , , , , , , , , , , , 电子 电子 电子 电子 电子 电子 电子 电子 电子 电子 电子The heating element ^ 12 is disposed in the electronic wearing device, and the cooling fan leads the rolling flow generated by the cooling fan 12 into the air hood 10 to obtain 5 M351392 pairs. The heating elements u dissipate heat. The heat-generating component 11# of the air hood 1 交 _1 $ 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流 气流First, the heat is dissipated, and then the heat generating element η of the airflow reheating fan 12 dissipates heat, but, when passing through the w-heating element u the heat element 11), the 茈洛ΑΑ, Θ ώ /月文”, the fan 12夕恭刼 - From the hole of the hatred, the degree of the dish will rise, causing a hot fan to pass through the next airflow two: r"1, (two =:: windy = 2 heating element 11): How to disperse a kind of good heat-dissipating wire with the lack of conventional technology, has become an urgent problem to be solved. [New content] 』 In view of the above shortcomings of the prior art, the present invention provides a wind deflector that diverts airflow into the interior to enhance heat dissipation. Another of the 10 creations - the purpose is to provide a simple structure of the windshield. The re-creation of this creation is to provide an easy-to-manufacture hood. The purpose of this creation is to provide a cost-saving windshield. For the above and other purposes, the present invention provides an air hood for use in an electronic device, the electronic device including a plurality of heat-insulating members arranged in a staggered manner and a heat-dissipating wind on the side of the heat-generating element for generating an air flow. The air hood includes a cover body and a diverting portion for covering the plurality of heat generating components, including a top plate, two side plates extending downward along opposite sides of the top plate, and the top plate and each of the side plates The air guiding passage is provided with a 6 M351392 passage, the air guiding passage is provided with an air inlet on a side facing the cooling fan, and an air outlet is provided on the other side, and the diverting portion is disposed on the top plate for The airflow is split into the air guiding channel. In the hood of the month ί, the cover system is a cover having an opening on one side, and a partition is provided in the middle of the cover. In an embodiment, the partition is disposed perpendicular to the top plate to divide the air guiding passage into two, and two of the diverting portions should be disposed, and each of the diverting portions is located adjacent to the top plate. The air inlets are located at the air inlets, and each of the flow dividing portions corresponds to each of the air guiding passages. In the embodiment, the shunt portion includes a plurality of polygonal air guiding holes, and the air guiding hole may be one selected from the group consisting of a triangle, a quadrangle, a pentagon, and a hexagon. Compared with the prior art, the windshield of the present invention is provided with a diverting portion corresponding to the air guiding passage on the top plate of the cover body, so that the airflow can not only enter the air guiding passage through the air inlet but also serve the air flow. The diverting portion enters into the air guiding passage, so that the airflow can be directly entered from the diverting portion into the air guiding _k C away from the air inlet, and the ventilating surface of the air machine can be avoided, and the conventional airflow can be prevented from flowing into the air. I5 lacks heat dissipation and can improve heat dissipation efficiency due to the setting of the shunt. In addition, the windshield of this creation is simple and easy to assemble, and because the top plate is provided with a diverter to save material, the structure is lighter and less expensive. _ [Embodiment] > The following describes the implementation of the present invention by a specific specific example, and those skilled in the art can easily understand other advantages and effects of the present invention by the contents disclosed in the present specification. 7 M351392 It should be noted that the air hood of the present invention is used to cover the heating element above any electronic device that is provided with a cooling fan and needs to guide the airflow, and is not limited to the following embodiments. Narration. . . The same figure shows that the windshield of the present invention is applied to the schematic diagram of the inside of the electronic device, for example, the electronic device includes 70 pieces of heat generated by the staggered slaves and is located on the side of the heating element. For the purpose of generating the airflow, the fan is used to illustrate the basic idea of the creation. In the figure, I 堇 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 贝 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非 而非In the case of the green system, the type, the range and the proportion of each component in the actual implementation may be a random change. The structures shown in the following embodiments are merely illustrative, and it should be understood that there are other variations in the creation. - Please refer to (4) 2a and (4), which show the three-dimensional exploded view and three-dimensional map of the ventilator of this creation. As shown in the figure, the windshield of the present invention is applied to an electronic device (not shown). In this embodiment, the stand-up electronic device can be a server, but can also be, for example, a desktop computer or the like. The electronic heating element including the plurality of heating elements disposed by the father and the cooling fan on the side of the heating element, and the hood of the hood are disposed above the heat generating layer 2 (for example, having The central processing unit and the memory slot can be covered over other components as required. The following is a detailed description of the air hood 2 of the present embodiment. The air hood 2 is provided in the mine jf奘杜μ一+ Placed inside and covered over the heating element 11 and the ribs of the 雷 奘詈 ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ 于 于 于 于 于 于 于 于 于 于 于 于 于 于 于 于 于 于 于, 彳w^ ^ I is the processing speed of the electronic device for the bran, so the inside of the electronic device 1 will be provided with a plurality of sets of heating elements H, M351392, such heating elements 11 for upper μ Έ, , π , 10 s 乂 列Inside the electronic device 1, the fan 12 can be used to dissipate heat. Meanwhile, 'The interlaced setting is the 兮笙 汁 汁 汁 汁 汁 汁 , , , , , , , , 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 _ _ _ _ _ _ _ _ _ _ _ _ _ _ 13, to: the structure and the principle of action are well-known, so this is no longer the evening of the "brothers" on the same day ^, in other embodiments, can also change the electronic device. For example, the heat sink 14 may be omitted, and the heat dissipating fan 12 may be disposed on the other side of the heating element u, or the position and number of the heat generating elements 11 may be changed, and all of them are in the technical field. Those who have the usual knowledge can change according to the spirit of the present creation, so they will not be described here and will not be drawn separately. The air hood 2 is a body-bending structure with a cover. 21, the cover body 21 is bent and formed into a top plate 211 and two side plates 212 extending downward along opposite sides of the top plate 2, and the cover body 21 has a wind guide 210. As shown in FIG. The air guiding passage 21 is provided with an air inlet 22 on a side facing the cooling fan 12 (for example, in front of the cover 21) And on the other side is provided with an air outlet 23 communicating with the air inlet 22 (for example, behind the cover 21). A partition 213 may be provided in the middle of the cover 21 to divide the air guide channel 210 into two Second, the partition is formed into two mutually parallel air guiding passages 210. The top plate 211 is provided with a plurality of diverting portions 24, which are disposed corresponding to the air guiding passage 210 and adjacent to the air inlet 22. In this embodiment In the example, the diverting portion 24 is disposed on a portion of the top plate 211 that is adjacent to the cooling fan 12 9 M351392 for guiding the airflow generated by the cooling fan 12 into the air guiding passage 210' and the diverting portion 24 is The plurality of air guiding holes 241 are included. When the air guiding channel 210 is divided into two, the two diverting portions 24 are respectively disposed on the top plate 211, and each of the diverting portions 24 corresponds to each of the air guiding channels 210. In other words, the diverting portion 24 is disposed corresponding to the number of the air guiding passages 21 , and the number of the air guiding passages 21 〇 and the sub-flow portion 24 can be changed in other embodiments, and is not limited to the embodiment. . In the present embodiment, the cover 21 is a cover having an opening on one side, and the air guide hole 241 has a polygonal shape, and is preferably a hexagonal shape such as a honeycomb shape. The air guiding hole 241 may also be a triangular shape, a quadrangular shape, a pentagon shape, or other equivalent shape that can be used to guide the airflow generated by the heat dissipation fan U into the air guiding passage 2丨0, and is not limited thereto. The member board 211 is a partition plate provided perpendicularly to the top board 211: it is not limited to being provided in the cover body 21, as long as the wind guide passage 210 can be divided into two. Please refer to FIG. 3, which is a reference view showing the state of use of an embodiment of the air hood of the present invention. As shown in the figure, the windshield 2 of the present invention is set in the electronic=inside i and covered in a plurality of heats (four)u Above, the cooling fan 12 is located adjacent to the side of the air inlet 22, so that the airflow will enter the air guiding passage 21 by the air inlet 22 (for example, the front of the cover 21) to heat the inside of the cover 21. Element 11 performs heat dissipation. Therefore, the airflow can directly dissipate the hairpin U that is adjacent to the air inlet 22, and in addition, since the top plate 211 is adjacent to the air inlet, the outer portion of the windshield has a diverting portion 24, Therefore, the airflow of h will also enter the air guiding passage 21〇 by the diverting portion 24, because the 〇M351392 can directly directly face the heating element located inside the air guiding passage 21 i! i (for example, behind the hood 21) The heat dissipation is based on the arrangement of the plurality of heating elements u, and the principle that the hot air is lighter than the cold air. Therefore, when the cold air is introduced into the air passage 21 by the air inlet 22, the heating element located on the outer side is used. ^ (View 1 2a Βτ '彝 near the inner side of the electronic cracking inside the internal work) to carry out heat dissipation, the hot air flow after the 'heat exchange can be immediately discharged from the shunt (4); thus, • can be slightly 4 At the same time, the shunt 24 can be used to split the cold airflow into the air guiding passage 2ι〇β to contact the heating element U located on the inner side (viewing the second & Inside the general towel, the heat sink, heat The replaced hot air flow is then discharged from the air outlet 23 to the cover 2; [the ice guide is open, and the outer two is separated by: = plate 213. The "1" hot 7L piece 1 1 will not be affected. The heating element located on the inside of the U-field, the mine is located in the phase, the 丨森^ _ ..., the effect. Further, the heat-generating element U located on the outer side and the inner side can be effectively dissipated. _ It should be understood that this creation The road not only knots (4) single and ^ cover is the body-formed structure, and the time is created. And this can be phased (4) for cost and system to the cover body far away == part can not only divert the airflow, so that it flows away from the air inlet The heating element of the heating element is used for heat dissipation, and the other side can also make the position = close to the air inlet - r is located, so that the hot air flow after the heat exchange can be read. ^A good heat dissipation effect, effectively improve the heat dissipation effect M351392 Compared with the conventional technology, the air hood of the present invention guides the cold at the same time, the ancient, enters the inside of the cover body, accelerates the discharge of the hot air flow, and has a simple structure: :Increase in cost and other functions' can avoid the cold airflow of the hood of the prior art And the heat-flowing element that flows to the inside, the hot air flow of the heat exchange cannot be affected by the heat-dissipating effect of the inner heat-generating element or the damage of the heat-generating component. Therefore, various defects of the prior art have been solved. The above embodiment is merely illustrative. The principles and functions of this creation are not intended to limit the creation of this work. Anyone who is familiar with the art can modify and change the above embodiments without violating the spirit and scope of this new type. The scope of protection of this creation shall be as listed in the scope of application of the patents described below. e [Simple description of the drawing] Figure 1 is an exploded view of the conventional air hood; 苐 2 a is the creative guide An exploded perspective view of an embodiment of the cover. Fig. 2b is a perspective assembled view of an embodiment of the present air hood; and Fig. 3 is a view showing a state of use of an embodiment of the present air hood. 1 [Main component symbol description] I Electronic device internal 10 Air hood II Heating element 12 Cooling fan 13 Heat sink 12 M351392 14 Heat sink • 2 Air hood 21 Cover 210 Air duct 211 Top plate 212 Side plate 213 P board 22 Air inlet • 23 air outlet 24 diverter 241 air duct