1312846 九、發明說明： 【發明所屬之技術領域】 本發明涉及一種發光二μ 散熱裝置之發光二極體燈;'、燈具’特別係指-種具有 【先前技術】 發光二極體作為一種高敦之 地應用在各個領域當中。但是，:光源，已經被越來越多 大量之熱量，該等熱量如若先：極體工作時會產生 光二極體產生過熱現象，進 了時之散發，容易使發 傳統之發光二極體燈具包括光：率下降。 裝於散熱器-側之發光二極體。 ^散熱器及複數安 列於複數直線上。當發光 =、χ—極體均勻地排 Λ-, —極體破點亮時，苴吝斗夕袖曰 經由散熱器散發至周圍之空氣當中。 一產生之熱i 但疋，為了獲得一較高之發 被集中地設置於一較小之區域==致，發光二極體 造成了熱量之堆積’使其不能有效地進行換： 散熱器之散熱效率；且，由於該等發光二極^ ::…側’其所發出之光線只能從散熱器之該側向 外輻射而出，發光角度有限， 照明效果不佳。 ’…4具之四周圍， 【發明内容】 有鑒於此，有必要提供一種散熱效率較高且照明效果 較佳之發光二極體燈具。 1312846 -種發光二極體燈具，其包括—柱狀之散熱器、—安 裝於散熱器下部之座體、以及複數圍設於散熱器外壁之發 先二極體模組’所述散熱器具有上下貫穿之通口，所述座 體開設有複數通氣孔，複數熱管結合至散熱器。 一與習知技術相比，本發明發光二極體燈具具有複數埶 管：合於散熱器，可將其產生之熱量迅速地傳輸至整個散 熱益，從而避免了数量之掩择、社 ^ 兄〗…里疋堆積，進而提高了散熱器之散熱 效率’且由於發光二極體模組圍繞散熱器外壁設置，可將 光線向燈具四周輻射，達到一較佳之照明效果。 【實施方式】 如圖1所不，本發明之發光二極體燈具包括一座體（圖 未才不）目定於座體上方之散熱器3Q、複數安裝於散熱 器30外侧之發光二極體模組5〇、以及複數貼設於散熱器 30内側且與發光二極體模組5〇位置相對應之熱管扣。 5月參閱圖2,上述座體包括一蓋體2〇及與蓋體2〇相配 合之一燈帽10，所述燈帽1〇包括一環形之配合部12及由 配合部12下部向下垂直延伸出之一螺接部14。所述配合部 12之内壁向内水平延伸出一環形折邊16，該折邊16與配 5。卩12内壁共同將蓋體2〇相應之部分收容於其中。所述 折邊16圍設出一圓形之通孔18，供發光二極體模組5〇之 ‘線（圖未示）穿過。所述螺接部14外壁設置有複數螺紋， 用於與相應之燈座（圖未示）相配合而將發光二極體燈臭 固定。 1312846 上述蓋體20由絕緣材料製成，其用於連接燈帽10和 散熱器30。該蓋體20包括一大致呈碗狀之本體22及由該 本體22底部垂直向下延伸出之一環形壁24。所述環形壁 24之外侧與燈帽10配合部12之内侧相接觸，其底部抵靠 於燈帽10之折邊16，從而使蓋體20與燈帽10相結合。所 述本體22底部開設有一貫穿環形壁24之開口 26，供發光 二極體模組50之導線穿過。三弧形之凸起28等間隔地形 成於本體22内壁，且位於蓋體20開口 26處。所述凸起28 之上表面與蓋體20之本體22上表面相齊平，其中每一凸 起28均開設有一垂直於其上表面之固定孔280。所述每一 固定孔280貫穿本體22側壁，其孔徑由上至下逐漸增大， 以供螺杆件（圖未示）穿設。複數橢圓形之通氣孔220均 勻地開設於本體22侧壁之上部，該等通氣孔220分別位於 三凸起28之間，供氣流通過。 如圖3所示，上述散熱器30由熱導性能較佳之金屬材 # 料所製成，其固定於所述蓋體20之上方。該散熱器30包 括一中空之正六棱柱體（圖未標），其具有六相同之矩形 外壁300及一貫穿其上下底面之圓形通口 306。所述通口 306開設於稜柱體中部，其沿棱柱體軸向延伸且與蓋體20 之開口 26相連通，從而形成棱柱體之内壁302。所述内壁 302沿棱柱體軸向均勻地開設有複數相互平行且橫截面為 弧形之凹槽308，以供嵌入熱管40。散熱器30下部水平向 外延伸出一環形基底32，所述通口 306貫穿該基底32中 部，從而形成一氣流通道。所述基底32底面與蓋體20上 1312846 2絕緣接觸。六等大之矩形第—以34自棱柱體相鄰外 ^ 300之連接處垂直向外延伸而出’所述第一鰭片％頂部 與散熱器30頂部齊平，底部則座落於基底32上表面。、^ 中每—第一鰭片34均沿棱柱體外壁3〇〇縱向延伸，且位二 —相鄰外壁300之連接處，從而均勻地分佈於散熱器3〇外 側。所述第一鰭片34與相應外壁3〇〇共同在 哭 側圍設出⑽域。所述基底32上表面垂直向上^三固= 杈38,戎等固定柱38分別分佈於三相互間隔之區域且與蓋 體20之凸起28 一 一對應。每一固定柱38上表面均開設有 通孔380 ’其與蓋體20凸起28之通孔28〇相連通，供螺 杆件穿設，進而將散熱器3〇固定於蓋體2〇上。複數面積 較小之第二鰭片36沿稜柱體外壁3〇〇縱向垂直地形成於基 底32上表面，所述第二鰭片36相互間隔設置於與上述三 區域相互交替之另外三區域，其中每二相鄰之第二鰭片％ 處於同-區域。每二相鄰第二鰭片36及固定柱％之兩侧 均開設有二通孔320,所述二通孔32〇位於同—區域内，且 上下貫穿基底32’供發光二極體模組5〇之導線穿過。所述 第二鰭片36和固定柱38之高度相當且均小於第一鰭片34 之尚度，且其内側與散熱器30外壁3〇〇相結合，其外側至 散熱器30中心之距離與基底32外徑相等。 再如圖2所示，所述發光二極體模組5〇固定於散熱器 30外壁300 ’每一發光二極體模組5〇均包括—矩形之電路 板52及複數均句固定於電路板52 一側之發光二極體54。 所述發光一極體54位於沿電路板52長度方向延伸之同一 1312846 直線，從而將其產生之熱量均勻地傳導至電路板52。每一 電路板52之相對一側熱導性結合於散熱器30外壁300，使 每一發光二極體模組50均位於相應之區域内。所述發光二 極體模組50沿散熱器30軸向固定於固定柱38上方，其導 線依次穿過散熱器30、蓋體20及燈帽10之通孔320、18 及開口 26，從而與熱管40、散熱器30、燈帽10、及蓋體 20 —同構成上述發光二極體燈具。 I 所述熱管40相互平行地嵌入散熱器30相應之凹槽308 内，其沿散熱器30轴向均勻地分佈於散熱器30内壁302， 以將發光二極體模組50產生之熱量均勻地散佈至整個散熱 器30。 如圖4所示，使用該發光二極體燈具時，當發光二極 體54通電之後，其產生之熱量經由電路板52傳導至散熱 器30上部。由於熱管40對應地貼設於散熱器30内壁302， 其將熱量快速地傳輸至整個散熱器30，從而避免了熱量之 # 堆積。一部分熱量經由第一鰭片和第二鰭片34、36及固定 柱38對流至散熱器30周圍之空氣當中。剩餘之熱量經由 散熱器30内壁302和熱管40傳輸至位於散熱器30内部之 空氣中，這部分空氣吸收熱量之後膨脹成密度較小之熱空 氣，其穿過散熱器30通口 306之上部上升而離開散熱器 30 ;此時位於散熱器30下部之空氣穿過蓋體20之通氣孔 220和散熱器30通口 306之下部向上移動，進入散熱器30 内部；之後這部分空氣吸收熱量再度轉變成熱空氣，從而 持續地實現空氣對流，不斷地移除發光二極體燈具之熱量。 11 1312846 本發明發光二極體燈具具有複數熱管4〇貼設於散熱器 ，30内壁302,所述熱管4〇之位置與發光二極體模組5q之位置 相互對應，可將其產生之熱量迅速地傳輸至整個散熱器 3^0,從而避免了熱量之堆積’進而提高了散熱器3〇之散熱 效率，且由於發光二極體模組50圍繞散熱器3〇外壁3⑽設 置，可將光線向燈具四周輻射，達到一較佳之照明效果。 綜上所述，本發明確已符合發明專利之要件，遂依法 籲提出專利申請。惟，以上所述者僅為本發明之較佳實施例， 自不能以此限制本案之申請專利範圍。舉凡熟悉本案技藝 =人士援依本發明之精神所作之等效修飾或變化，皆應涵 蓋於以下申請專利範圍内。 【圖式簡單說明】 圖1係本發明實施例之立體組裝圖。 圖2係圖1之立體分解圖。 I 圖3係圖1中散熱器之立體放大圖。 圖4係圖1之氣流走向圖。 【主要元件符號說明】 燈帽 10 配合部 12 螺接部 14 折邊 16 通孔 18、280、308、 320蓋體 20 本體 22 通氣孔 220 環形壁 24 開口 26 凸起 28 散熱器 30 12 1312846 外壁 300 内壁 302 通口 306 凹槽 308 基底 32 第一籍片 34 第二鰭片 36 固定柱 38 軌管 ί、、、 40 發光二極 體模組 50 電路板 52 發光二極 541312846 IX. Description of the Invention: [Technical Field] The present invention relates to a light-emitting diode lamp for a light-emitting two-micro heat sink; ', the lamp' is particularly Dundee is used in various fields. However, the light source has been heated by more and more heat. If the heat is first, the light diode will produce overheating. When it enters the time, it will easily emit traditional light-emitting diode lamps. Including light: the rate drops. Mounted on the heat sink - the side of the LED. ^The heat sink and the plural are listed on the complex line. When the illuminating =, χ - pole body evenly Λ -, - when the polar body is broken, the scorpion scorpion 散 is radiated through the radiator to the surrounding air. A heat generated i, but in order to obtain a higher hair is concentrated in a smaller area ==, the light-emitting diode causes the accumulation of heat to make it impossible to change effectively: The heat dissipation efficiency; and, because the light emitted from the two sides of the light-emitting diodes: ::... can only radiate outward from the side of the heat sink, the illumination angle is limited, and the illumination effect is not good. </ RTI> Four parts around the four, [Summary of the Invention] In view of the above, it is necessary to provide a light-emitting diode lamp having a high heat dissipation efficiency and a better illumination effect. 1312846 - A light-emitting diode lamp comprising: a column-shaped heat sink, a seat body mounted on a lower portion of the heat sink, and a plurality of hair-emitting diode modules surrounding the outer wall of the heat sink The upper and lower through openings, the seat body is provided with a plurality of vent holes, and the plurality of heat pipes are coupled to the heat sink. Compared with the prior art, the light-emitting diode lamp of the invention has a plurality of manifolds: combined with the heat sink, the heat generated by the heat-emitting diode can be quickly transmitted to the whole heat-dissipating benefit, thereby avoiding the quantity of the cover, the social brother 〗 〖 疋 疋 疋 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , [Embodiment] As shown in Fig. 1, the LED lamp of the present invention comprises a body (not shown), a heat sink 3Q positioned above the seat body, and a plurality of light-emitting diodes mounted on the outside of the heat sink 30. The module 5〇 and the plurality of heat pipe buckles attached to the inner side of the heat sink 30 and corresponding to the position of the light emitting diode module 5〇. Referring to FIG. 2 in May, the base body includes a cover body 2〇 and a lamp cap 10 matched with the cover body 2〇. The lamp cap 1〇 includes an annular fitting portion 12 and a lower portion of the fitting portion 12 downward. One of the screw portions 14 extends vertically. The inner wall of the engaging portion 12 extends horizontally inwardly with an annular flange 16 which is matched with the flange 5. The inner wall of the crucible 12 collectively houses the corresponding portion of the lid body 2 therein. The flange 16 defines a circular through hole 18 for the passage of a light line (not shown) of the LED module 5 . The outer wall of the screwing portion 14 is provided with a plurality of threads for cooperating with the corresponding lamp holder (not shown) to fix the illuminating diode lamp. 1312846 The above cover body 20 is made of an insulating material for connecting the lamp cap 10 and the heat sink 30. The cover 20 includes a generally bowl-shaped body 22 and an annular wall 24 extending vertically downward from the bottom of the body 22. The outer side of the annular wall 24 is in contact with the inner side of the mating portion 12 of the lamp cap 10, and the bottom thereof abuts against the folded edge 16 of the lamp cap 10, thereby engaging the cover body 20 with the lamp cap 10. An opening 26 extending through the annular wall 24 is defined in the bottom of the body 22 for the wires of the LED module 50 to pass through. The three arcuate projections 28 are equally formed on the inner wall of the body 22 and are located at the opening 26 of the cover 20. The upper surface of the protrusion 28 is flush with the upper surface of the body 22 of the cover body 20, and each of the protrusions 28 defines a fixing hole 280 perpendicular to the upper surface thereof. Each of the fixing holes 280 extends through the side wall of the body 22, and its aperture is gradually increased from top to bottom for the screw member (not shown) to pass through. The plurality of elliptical vent holes 220 are uniformly formed on the upper portion of the side wall of the body 22, and the vent holes 220 are respectively located between the three protrusions 28 for airflow. As shown in FIG. 3, the heat sink 30 is made of a metal material having a good thermal conductivity and is fixed above the cover 20. The heat sink 30 includes a hollow, regular hexagonal cylinder (not shown) having six identical rectangular outer walls 300 and a circular opening 306 extending through the upper and lower bottom surfaces thereof. The port 306 is defined in the middle of the prism and extends axially along the prism and communicates with the opening 26 of the cover 20 to form an inner wall 302 of the prism. The inner wall 302 is uniformly provided with a plurality of grooves 308 which are parallel to each other and have a curved cross section in the axial direction of the prism body for being embedded in the heat pipe 40. An annular base 32 extends laterally from the lower portion of the heat sink 30, and the through opening 306 extends through the middle of the base 32 to form an air flow passage. The bottom surface of the substrate 32 is in insulative contact with the 1312846 2 of the cover 20. The sixth-largest rectangle--extends vertically outward from the junction of the adjacent triangles 300 from the prisms. The top of the first fin is flush with the top of the heat sink 30, and the bottom is located on the base 32. Upper surface. Each of the first fins 34 extends longitudinally along the outer wall 3 of the prism and is located at the junction of the adjacent outer walls 300 so as to be evenly distributed on the outer side of the heat sink 3 . The first fins 34 together with the respective outer walls 3 are disposed in the (10) domain on the side of the crying. The upper surface of the substrate 32 is vertically upwards and three solids=杈38, and the fixing posts 38 are respectively distributed in three mutually spaced regions and correspond to the protrusions 28 of the cover 20. The upper surface of each of the fixing posts 38 is provided with a through hole 380' which communicates with the through hole 28 of the protrusion 20 of the cover 20 for the threaded member to be inserted, thereby fixing the heat sink 3〇 to the cover 2〇. A plurality of second fins 36 having a smaller area are vertically formed on the upper surface of the substrate 32 along the outer wall 3 of the prism, and the second fins 36 are spaced apart from each other in the other three regions alternate with the three regions, wherein Each second adjacent second fin % is in the same-region. Two through holes 320 are defined in each of the two adjacent second fins 36 and the fixed column %, and the two through holes 32 are located in the same region, and the upper and lower through holes 32 ′ are provided for the light emitting diode module The wire of 5 turns through. The height of the second fin 36 and the fixing post 38 are equivalent to each other and are smaller than the degree of the first fin 34, and the inner side thereof is combined with the outer wall 3 of the heat sink 30, and the outer side thereof is at a distance from the center of the heat sink 30. The outer diameter of the substrate 32 is equal. As shown in FIG. 2, the LED module 5 is fixed to the outer wall 300 of the heat sink 30. Each of the LED modules 5 includes a rectangular circuit board 52 and a plurality of uniform sentences fixed to the circuit. Light-emitting diode 54 on one side of the board 52. The light-emitting body 54 is located at the same 1312846 line extending along the length of the circuit board 52, thereby uniformly transferring the heat generated thereto to the circuit board 52. The opposite side of each of the circuit boards 52 is thermally coupled to the outer wall 300 of the heat sink 30 such that each of the light emitting diode modules 50 is located in a corresponding region. The LED module 50 is axially fixed on the fixing post 38 along the heat sink 30, and the wires are sequentially passed through the heat sink 30, the cover 20 and the through holes 320, 18 and the opening 26 of the lamp cap 10, thereby The heat pipe 40, the heat sink 30, the lamp cap 10, and the cover 20 constitute the above-described light-emitting diode lamp. The heat pipes 40 are embedded in the corresponding recesses 308 of the heat sink 30 in parallel with each other, and are evenly distributed along the inner wall 302 of the heat sink 30 along the heat sink 30 to uniformly dissipate the heat generated by the LED module 50. Spread to the entire heat sink 30. As shown in Fig. 4, when the light-emitting diode lamp is used, the heat generated by the light-emitting diode 54 is conducted to the upper portion of the heat sink 30 via the circuit board 52. Since the heat pipe 40 is correspondingly attached to the inner wall 302 of the heat sink 30, it rapidly transfers heat to the entire heat sink 30, thereby avoiding the accumulation of heat. A portion of the heat is convected into the air surrounding the heat sink 30 via the first and second fins 34, 36 and the fixed post 38. The remaining heat is transferred to the air located inside the heat sink 30 via the inner wall 302 of the heat sink 30 and the heat pipe 40. This portion of the air absorbs heat and then expands into hot air of lesser density, which rises above the upper opening 306 of the heat sink 30. And leaving the heat sink 30; at this time, the air located at the lower portion of the heat sink 30 passes through the vent hole 220 of the cover 20 and the lower portion of the heat exchanger 30 through the opening 306, and moves upward into the heat sink 30; after that, the air absorbs heat again. The air is heated to continuously achieve air convection, and the heat of the LEDs is continuously removed. 11 1312846 The light-emitting diode lamp of the present invention has a plurality of heat pipes 4 〇 attached to the heat sink, 30 inner wall 302, and the position of the heat pipe 4 相互 corresponds to the position of the light-emitting diode module 5q, and the heat generated therefrom can be generated. Rapidly transferred to the entire heat sink 3^0, thereby avoiding the accumulation of heat', thereby improving the heat dissipation efficiency of the heat sink 3, and since the light emitting diode module 50 is disposed around the outer wall 3 (10) of the heat sink 3, the light can be Radiation is radiated around the luminaire to achieve a better illumination effect. In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application in accordance with the law. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application in this case. Equivalent modifications or variations made by persons in accordance with the spirit of the present invention are intended to be within the scope of the following claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective assembled view of an embodiment of the present invention. 2 is an exploded perspective view of FIG. 1. I Figure 3 is a perspective enlarged view of the heat sink of Figure 1. Figure 4 is a flow diagram of the air flow of Figure 1. [Description of main components] Lamp cap 10 Mating part 12 Screwing part 14 Folding 16 Through hole 18, 280, 308, 320 Cover body 20 Body 22 Venting hole 220 Ring wall 24 Opening 26 Bumping 28 Radiator 30 12 1312846 Outer wall 300 inner wall 302 port 306 groove 308 base 32 first piece 34 second fin 36 fixing post 38 rail ί,,, 40 light emitting diode module 50 circuit board 52 light emitting pole 54
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