201013107 六、發明說明： 【發明所屬之技術領域】 本發明涉及一種燈具散熱裝置，特別是關於一種對燈 具本身進行散熱作用的燈具散熱裝置。 【先前技術】 中華民國公告第M339636號「LED燈散熱結構（一 )」及第M339202號「LED燈散熱結構（二）」新型專利案 ，係具有一燈具本體，該燈具本體可供設置發光二極體， 且該燈具本體凸設有數個散熱片，該散熱片係用以辅助該 發光二極體所產生的熱量迅速擴散。 然而，前述燈具本體之散熱片雖然可吸收該發光二極 體所產生的熱量。惟，該散熱片吸收了熱量之後卻無法迅 速地進行熱交換。因為，該散熱片周邊沒有任何輔助散熱 之設計，故僅能藉由該散熱片本身與空氣之熱擴散對發光 二極體進行散熱’所讀熱效報差。因此，該散熱片的 散熱速度遠不如該發光二極體產生熱量的速度，使該散熱 片吸收了發光二極體所產生的熱量之後卻無法迅速散熱而 持續累積，造成該散熱片過度積熱的問題，嚴重影響該燈 具整體之散熱效果。 ” 【發明内容】 本發明之主要目的係提供一種燈具散熱裝置，用以更 進一步提升燈具整體之散熱效果。 本發明之次-目的係提供一種燈具散熱裝置，用以更 201013107 進一步朝向小型化及薄型化設計。 為達到前述發明目的，本發明所運用之技術手段及藉 由該技術手段所能達到之功效包含有： 種燈具散熱裝置’其包含至少一燈具、至少一導熱 官、至少-散熱器及至少-風扇。該燈具係具有一基板， 該基板之-表面設有數個發光源，該導熱管係設置於該基 板之另-表面，該散熱器係與該導熱管一端結合，且該風 扇係設置於該散熱器之-側邊，以驅使氣流流過該散熱器 ，以辅助該散熱器散熱。 藉此’本發明確實可利科熱管之極佳熱傳導特性， 迅速的將燈具所產生的熱傳導至散熱器，同時藉由風扇驅 使氣流流職散熱n，使錄鋪與外界產钱交換，以 辅助該散熱H迅速餘，啸膽具整體之散熱效果。 再者，本發明之風扇可選自軸流式或鼓風式風扇，所 以即使該燈具周邊之空間受限，也可以靈活變換該風扇之 進風及出風方向，以更進一步朝向小型化及薄型化設計， 且不致影響其整體之散熱效能。 【實施方式】 為讓本發明之上述及其他目的、特徵及優點能更明顯 易度’下文特舉本發明之較佳實施例，並配合所附圖式， 作詳細說明如下： 參照第1及2圖所示，係本發明第一實施例之燈具散 熱裝置，其包含-燈具1、—導熱管2卜—散熱器31及一 風扇4。 —5 — 201013107 該燈具1係具有一基板11，該基板11具有二個表面 ，其中一表面設置數個發光源12，且該發光源12較佳為 發光二極體（LED)。 該導熱管21係設置於該基板11之另一表面，該導熱 官21及發光源12較佳係分別位於該基板Π二個表面之互 相對應位置’且該導熱管21之其中一端可延伸至該基板 11外。 ❹ Ο 該散熱31係結合於該導熱管21之一端，該散熱器 31較佳係選自散熱鰭片，且該散熱器31較佳係結合於該 導熱管21延伸至基板η外之一端。 择該風扇4係設置於該散熱器31之一侧邊，用以驅使 氣流流過該散熱器31，該風扇4係可選擇為轴流式或鼓風 式風扇其中之一 ’較佳係選擇為一轴流式風扇。再者，該 =扇4可卿_職錢設等任何物理結合方式固定^ =器31 ’亦可選擇設置於該燈具罩殼〔未繪示〕的預 燈具，此’本發明第—實施例之燈具散熱裝置實施時。該 iiii所產生的熱量可以很迅速的透過該導熱f 21傳導至 ，使該㈤時彻該風扇4驅使氣流流過該散熱器31 迅迷懿31料界產生熱域’以獅該散熱器31 迷散熱，贿越體之賴絲。 熱^照H 4圖所示，係本發明第二實施例之燈具散 熱器32及二_板體5卜四燈具1、四導熱管22、二散 ^板體51係熱傳效能佳之材質製成，且較佳選 201013107 自鋁材質。該板體51具有二個表面，其中一表面可供設置 各該燈具1，另一表面可供設置各該導熱管22，以將各該 燈具1及各該導熱管22整合設置。 該燈具1之整體結構與前述第一實施例相同。該四燈 具1係設置於該板體51之一表面’較佳係呈相同方向併排 設置，且各該燈具1係以其基板η未設置發光源12之表 面設置於該板體51之一表面。 該四導熱管22係設置於該板體51之另一表面，且該 © 四導熱管22及該四燈具1較佳係分別位於該板體51的二 個表面之互相對應位置。各該導熱管22之其中一端可延伸 至該板體51外，且至少有一導熱管22係相反於其他導熱 官22之延伸方向。更詳言之，係可選擇至少二相鄰的導熱 管22朝向相反的方向延伸，亦可選擇不相鄰的導熱管u 朝向相同的方向延伸。 該散熱器32係結合於該導熱管22 齡料料鮮22料线_端。本2= 係將朝向相同方向延伸之導熱管22共同結合於一散熱器 32。再者’亦可選擇在各該導熱管22 一端均各自結合 熱器32。 ^ 〃該風扇4係設置於該散熱器32之-侧邊，用以驅使 氣⑽過該散熱器η，該風扇4係可選擇為轴流式或鼓風 式風扇其中之一，較佳亦選擇為一轴流式風扇。再者，該 風扇4可選擇利用螺設或嵌設等任何物理結合方式固^ ，散熱器32，亦可選擇設置於該燈具罩殼〔未繪示〕的預 201013107 藉此’本發明第二實關之燈具散熱裝置實施時。同 樣可達到迅速賴絲。而且本實關更將錄個燈具i 及導熱管22整合設置於—板體5卜―方面使該燈具i可 提供大面__ ’同時可對該各燈具丨提供一整體性的 散熱裝置。 參照第5及6圖所示’係本發明第三實施例之燈具散 熱裝置，其包含-板體52、二燈具丨、四導熱管23、二散 熱1§ 32及二風扇4。 該板體52係利用熱傳效能佳之材質製成，且較佳選 自鋁材質。該板體52具有二個表面，其中一表面可供設置 各該燈具1，另一表面可供設置各該導熱管23。 該燈具1之整體結構與前述第一實施例及第二實施例 相同。該二燈具1係設置於該板體52之一表面，較佳係呈 相同方向併排設置’且該各燈具1係以其基板U未設置發 光源12之表面設置於該板體52之一表面。 該四導熱管23係設置於該板體52之另一表面，該四 導熱管23及該二燈具1較佳係分別位於該板體52的二個 表面之互相對應位置’且由二導熱管23同時對應一燈具1 。更詳言之’係可選擇尺寸較短的二導熱管23同時對應一 燈具1 ’且該二導熱管23之一端互相對位且呈同向排列， 另一端則朝向外延伸至該板體52外。 該散熱器32係結合於該導熱管23之一端，且較佳係 結合於該導熱管23延伸至板體52外之一端。本實施例係 將各相鄰之導熱管23共同結合於一散熱器32。再者，亦 可選擇在各該導熱管23 —端均各自結合一散熱器32。 201013107 該風扇4係設置於該散熱器32之一側邊，用以驅使 氣流流過該散熱器32，該風扇4係可選擇為轴流式或鼓風 式風扇其中之一，較佳亦選擇為一輛流式風扇。再者，該 風扇4可選擇利用螺設或嵌設等任何物理結合方式固定於 該散熱器32，亦可選擇設置於該燈具罩殼〔未繪示〕的預 定位置。 藉此，本發明第主實施例之燈具散熱裝置實施時。係 利用二尺寸較短之導熱管23同時對應一燈具1，使該燈具 1所產生的熱量可利用該二導熱管23迅速傳導，以縮短熱 傳距離及提升熱傳速度，使熱量更快速地傳導至散熱器32 ，以更進一步提升散熱效能。 參照第7、8及9圖所示’係本發明第四實施例之燈 具散熱裝置，其包含一燈具1、一導熱管24、一散熱器33 及一風扇4’。 相較於前述第一實施例，本第四實施例之風扇4’係選 自一鼓風式風扇’該鼓風式風扇4’係可引導氣流流過該散 熱器33之後再經由其侧邊之出風口吹出，且該風扇4,及 散熱器33之間可增設一導風罩6，該導風罩6係用以引導 氣流更集中的流過該散熱器33周邊，以提升整體之散熱效 果。 另外’本第四實施例之導熱管24係具有一導熱部241 及一散熱部242，該導熱部241及散熱部242之斷面形狀 均形成有一長軸243及一短軸244，該長軸243及該短轴 244較佳係呈垂直設置’且該長轴243之距離大於短軸244 之距離。 201013107 該導熱管24之導熱部241係設置於該燈具1之基板 11表面’且該導熱部241之長轴243係呈平行於該基板11 表面的方向設置，該導熱管24之散熱部242係延伸至該基 板11外’該散熱器33係結合於該導熱管24之散熱部242 ’且該散熱部242之長軸243係呈平行於該風扇4,所引導 氣流的流動方向設置。 參照第10及11圖所示，係本發明第五實施例之燈具 散熱裝置’其包含一板體53、二燈具1、二導熱管25、二 散熱器34及二風扇4’。 相較於前述第四實施例，本第五實施例之該二燈具1 係設置於該板體53之其中一表面，該板體53之另一表面 則可供設置該二導熱管25，以將該二燈具i及該二導熱管 25整合設置。 另外’本第五實施例之導熱管25係具有一導熱部251 及二散熱部252，該二散熱部252係位於該導熱部251之 兩端，且該導熱部251及該二散熱部252之斷面形狀均形 成有一長軸253及一短軸254，該長軸253及該短轴254 較佳係呈垂直設置，且該長軸253之距離大於短軸254之 距離。 該導熱管25之導熱部251係設置於該板體53表面， 且該導熱部251之長轴253係呈平行於該板體53表面的方 向設置，該導熱管25之散熱部252係延伸至該板體53外 ，該散熱器34係結合於該二導熱管25之散熱部252，且 該散熱部252之長# 253係呈平行於該風扇4,所引導氣流 的流動方向設置。 201013107 藉此，本發明第四及第五實施例之燈具散熱裝置實施 時。該風扇4’係引導氣流流過該散熱器33、34之後再經 由其側邊之出風口吹出，所以即使該燈具j周邊之空間受 限’也可以靈活變換該風扇4,之進風及出風方向，不致影 f其整體之散熱效能。再者’該導熱管24、25散熱部242 、2S2之長轴243、2S3係呈平行於該風扇4,所引導氣流的 ，動方向設置’可以減少_氣流所造成之風阻，增加該 ❹ 氣流之順暢性，以提升整體之散熱效果。 _本發明已_上述較佳實施例揭示，然其並非用 以限定本發明，任何熟習此技藝者在不脫離本發明之精神 和範圍之内，相對上述實施例進行各種更動與修改仍屬本 發明所保護之技術範嘴，因此本發明之保護範圍當視 之申請專利範圍所界定者為準。 【囷式簡單說明】 第1圖：本發明第-實施例之立體外觀圖。 〇 第2圖：本發明®—實施例之平面示意圖。 第3圖.本發明第二實施例之立體外觀圖。 第4圖.本發明第二實施例之平面示意圖。 ®5圖：本發明®三實施例之立體外觀圖。 第6圖：本發明第三實施例之平面示意圖。 第7圖：本發明第四實施例之立體外觀圖。 第8 @ .本發明$四實施例之平面示意圓。 第9圖：本發明第四實施例之側面示意圖。 第10 @ •本㈣第五實施例之立體外觀圖。 201013107 第11圖：本發明第五實施例之側面示意圖。 【主要元件符號說明】 1 燈具 11 基板 12 發光源 21 導熱管 22 導熱管 23 導熱管 24 導熱管 241 導熱部 242散熱部 243 長軸 244短軸 25 導熱管 251 導熱部 252散熱部 253 長轴 254短轴 31 散熱器 32 散熱器 33 散熱器 34 散熱器 4 風扇 4， 風扇 51 板體 52 板體 53 板體 6 導風罩201013107 VI. Description of the Invention: [Technical Field] The present invention relates to a heat sink for a lamp, and more particularly to a heat sink for a lamp that dissipates heat from the lamp itself. [Prior Art] The Republic of China Announcement No. M339636 "LED Light Dissipation Structure (1)" and M339202 "LED Light Cooling Structure (II)" new patent case have a lamp body, the lamp body can be set to emit light The heat sink is provided with a plurality of heat sinks for assisting the rapid diffusion of heat generated by the light emitting diodes. However, the heat sink of the aforementioned lamp body can absorb the heat generated by the light emitting diode. However, the heat sink absorbs heat but does not exchange heat rapidly. Because there is no auxiliary heat dissipation design around the heat sink, only the heat dissipation of the light-emitting diode can be dissipated by the heat diffusion of the heat sink itself and the air. Therefore, the heat dissipation speed of the heat sink is far less than the heat generation speed of the light emitting diode, so that the heat sink absorbs the heat generated by the light emitting diode, but cannot rapidly dissipate heat and continuously accumulates, causing the heat sink to accumulate excessive heat. The problem seriously affects the overall heat dissipation of the luminaire. SUMMARY OF THE INVENTION The main object of the present invention is to provide a heat dissipation device for a lamp to further improve the heat dissipation effect of the lamp. The second aspect of the present invention provides a heat dissipation device for a lamp, which is further oriented toward miniaturization and 201013107. Thin design. In order to achieve the above object, the technical means and the effects that can be achieved by the technical method include: a lamp heat sink comprising at least one lamp, at least one heat conducting officer, at least heat dissipation And at least a fan. The lamp has a substrate, and the surface of the substrate is provided with a plurality of light sources. The heat pipe is disposed on the other surface of the substrate, and the heat sink is coupled to one end of the heat pipe. A fan is disposed on the side of the heat sink to drive airflow through the heat sink to assist the heat sink to dissipate heat. The invention can ensure the excellent heat conduction characteristics of the heat pipe and quickly generate the light. The heat is transferred to the heat sink, and at the same time, the fan drives the airflow to dissipate heat, so that the recording and the external money are exchanged to assist the heat dissipation. H is quick and dissipated, and the fan has the overall heat dissipation effect. Furthermore, the fan of the present invention can be selected from an axial flow type or a blower type fan, so that the fan can be flexibly changed even if the space around the lamp is limited. And the direction of the wind is further oriented toward miniaturization and thinning, without affecting the overall heat dissipation performance. [Embodiment] The above and other objects, features and advantages of the present invention are made more apparent. The preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings. As shown in FIGS. 1 and 2, the heat dissipation device for a lamp according to the first embodiment of the present invention includes a lamp 1 and a heat conduction. The tube 1 has a heat sink 31 and a fan 4. 5 - 201013107 The lamp 1 has a substrate 11 having two surfaces, wherein a plurality of light sources 12 are disposed on one surface, and the light source 12 is preferably The heat-transfer tube 21 is disposed on the other surface of the substrate 11. The heat-conducting member 21 and the light-emitting source 12 are preferably located at corresponding positions of the two surfaces of the substrate, respectively. Heat pipe 21 One end of the heat sink 31 is coupled to one end of the heat pipe 21, and the heat sink 31 is preferably selected from the heat sink fins, and the heat sink 31 is preferably coupled to the heat conduction. The tube 21 extends to one end of the substrate η. The fan 4 is disposed on one side of the heat sink 31 for driving airflow through the heat sink 31, and the fan 4 can be selected as an axial flow or an air blower. One of the fans is preferably selected as an axial fan. Furthermore, the fan 4 can be arbitrarily set to any physical combination, such as a fixed device, and the device can be optionally disposed in the lamp housing. [Pre-lighting device [not shown], when the heat sink of the lamp of the first embodiment of the present invention is implemented, the heat generated by the iiii can be quickly transmitted through the heat conduction f 21 so that the fan 4 is Drive the airflow through the radiator 31. 迅 懿 懿 懿 料 料 料 产生 产生 产生 产生 产生 产生 产生 产生 产生 产生 产生 产生 该 该 该 该 该 该 该 该 该 该 散热器 散热器The heat sink according to the second embodiment of the present invention, the heat sink 32 and the two-plate body 5, the four heat lamps 22, the two heat-dissipating tubes 22, and the two-body plate body 51 are made of a material with good heat transfer efficiency. Cheng, and preferably selected 201013107 from aluminum material. The plate body 51 has two surfaces, one surface of which is provided for each of the lamps 1 and the other surface for the heat pipes 22 to be integrated to integrate the lamps 1 and the heat pipes 22. The overall structure of the lamp 1 is the same as that of the first embodiment described above. The four lamps 1 are disposed on one surface of the plate body 51. Preferably, the lamps 1 are arranged side by side in the same direction, and each of the lamps 1 is disposed on a surface of the plate body 51 with a surface on which the substrate η is not provided with the light source 12 . . The four heat pipes 22 are disposed on the other surface of the plate body 51, and the four heat pipes 22 and the four lamps 1 are preferably located at mutually corresponding positions of the two surfaces of the plate body 51. One end of each of the heat transfer tubes 22 may extend outside the plate body 51, and at least one heat transfer tube 22 is opposite to the direction in which the other heat conductors 22 extend. More specifically, at least two adjacent heat pipes 22 may be selected to extend in opposite directions, or non-adjacent heat pipes u may be selected to extend in the same direction. The heat sink 32 is coupled to the end of the 22-year-old material of the heat pipe. The heat exchanger 22, which extends toward the same direction, is commonly coupled to a heat sink 32. Further, it is also possible to selectively combine the heaters 32 at one end of each of the heat transfer tubes 22. ^ The fan 4 is disposed on the side of the heat sink 32 for driving the gas (10) through the heat sink η. The fan 4 can be selected as one of an axial flow or a blast fan, preferably Choose an axial fan. Furthermore, the fan 4 can be selected by any physical combination such as screwing or embedding, and the heat sink 32 can also be selected in the pre-201013107 of the lamp housing (not shown). When the actual lighting fixture is implemented. The same can be achieved quickly. Moreover, in this aspect, the integrated lamp i and the heat pipe 22 are integrated on the plate body 5 to enable the lamp i to provide a large surface __ ′ while providing a unitary heat sink for the lamps. Referring to Figures 5 and 6, a luminaire heat sink according to a third embodiment of the present invention comprises a plate body 52, two lamp dams, four heat pipes 23, two heat sinks 1 § 32 and two fans 4. The plate body 52 is made of a material having good heat transfer efficiency, and is preferably made of aluminum. The plate body 52 has two surfaces, one of which is provided for each of the lamps 1, and the other surface is provided for each of the heat pipes 23. The overall structure of the lamp 1 is the same as that of the first embodiment and the second embodiment described above. The two lamps 1 are disposed on one surface of the plate body 52, preferably disposed side by side in the same direction, and the lamps 1 are disposed on a surface of the plate body 52 with the surface of the substrate U not provided with the light source 12 . The four heat pipes 23 are disposed on the other surface of the plate body 52. The four heat pipes 23 and the two lamps 1 are preferably respectively located at corresponding positions of the two surfaces of the plate body 52 and are connected by two heat pipes. 23 corresponds to a lamp 1 at the same time. More specifically, the two heat pipes 23 having a shorter size can be selected to simultaneously correspond to one lamp 1 ' and one ends of the two heat pipes 23 are aligned with each other and arranged in the same direction, and the other end is extended outward to the plate body 52. outer. The heat sink 32 is coupled to one end of the heat pipe 23, and is preferably coupled to the heat pipe 23 to extend to one end of the plate body 52. In this embodiment, adjacent heat pipes 23 are commonly coupled to a heat sink 32. Furthermore, it is also possible to selectively incorporate a heat sink 32 at each end of each of the heat transfer tubes 23. 201013107 The fan 4 is disposed on one side of the heat sink 32 for driving airflow through the heat sink 32. The fan 4 can be selected as one of an axial flow or an air blower fan, preferably also selected. For a flow fan. Furthermore, the fan 4 can be fixed to the heat sink 32 by any physical combination such as screwing or embedding, or can be selectively disposed at a predetermined position of the lamp housing (not shown). Thereby, the lamp heat sink of the first embodiment of the present invention is implemented. The heat pipe 23 having a shorter size is used to simultaneously correspond to a lamp 1 so that the heat generated by the lamp 1 can be quickly transmitted by the two heat pipes 23 to shorten the heat transfer distance and increase the heat transfer speed, so that the heat is more quickly Conducted to the heat sink 32 to further enhance heat dissipation. Referring to Figures 7, 8, and 9, a lamp heat sink according to a fourth embodiment of the present invention includes a lamp 1, a heat pipe 24, a heat sink 33, and a fan 4'. Compared with the foregoing first embodiment, the fan 4' of the fourth embodiment is selected from a blast fan 4' which can guide the airflow through the radiator 33 and then through the side thereof. The air outlet is blown out, and an air guiding cover 6 is disposed between the fan 4 and the heat sink 33. The air guiding cover 6 is configured to guide a more concentrated flow of air through the periphery of the heat sink 33 to improve the overall heat dissipation. effect. In addition, the heat pipe 24 of the fourth embodiment has a heat conducting portion 241 and a heat radiating portion 242. The heat conducting portion 241 and the heat radiating portion 242 are each formed with a long axis 243 and a short axis 244. The long axis is formed. 243 and the minor axis 244 are preferably vertically disposed 'and the distance of the major axis 243 is greater than the distance of the minor axis 244. 201013107 The heat conducting portion 241 of the heat pipe 24 is disposed on the surface 11 of the substrate 11 of the lamp 1 and the long axis 243 of the heat conducting portion 241 is disposed in a direction parallel to the surface of the substrate 11. The heat radiating portion 242 of the heat pipe 24 is Extending to the outside of the substrate 11, the heat sink 33 is coupled to the heat dissipation portion 242' of the heat pipe 24, and the long axis 243 of the heat dissipation portion 242 is disposed parallel to the fan 4 in the flow direction of the guided airflow. Referring to Figures 10 and 11, a heat sink for a lamp according to a fifth embodiment of the present invention includes a plate body 53, two lamps 1, two heat pipes 25, two heat sinks 34, and two fans 4'. Compared with the foregoing fourth embodiment, the two lamps 1 of the fifth embodiment are disposed on one surface of the plate body 53, and the other surface of the plate body 53 is provided with the two heat pipes 25 to The two lamps i and the two heat pipes 25 are integrated. In addition, the heat pipe 25 of the fifth embodiment has a heat conducting portion 251 and two heat radiating portions 252. The heat radiating portions 252 are located at two ends of the heat conducting portion 251, and the heat conducting portion 251 and the heat radiating portions 252 are The cross-sectional shape is formed with a long axis 253 and a short axis 254. The long axis 253 and the short axis 254 are preferably vertically disposed, and the long axis 253 is greater than the short axis 254. The heat conducting portion 251 of the heat conducting tube 25 is disposed on the surface of the plate body 53, and the long axis 253 of the heat conducting portion 251 is disposed in a direction parallel to the surface of the plate body 53. The heat radiating portion 252 of the heat conducting tube 25 extends to Outside the plate body 53, the heat sink 34 is coupled to the heat dissipating portion 252 of the two heat transfer tubes 25, and the length #253 of the heat dissipating portion 252 is parallel to the fan 4, and the flow direction of the guided airflow is set. 201013107 Thereby, the lamp heat sink of the fourth and fifth embodiments of the present invention is implemented. The fan 4' guides the airflow to flow through the radiators 33, 34 and then blows out through the air outlets on the sides thereof, so that even if the space around the lamp j is limited, the fan 4 can be flexibly changed, and the air inlet and outlet are flexibly The direction of the wind does not affect the overall heat dissipation performance. Furthermore, the long axes 243 and 2S3 of the heat-dissipating tubes 24 and 25 of the heat-dissipating tubes 24 and 25 are parallel to the fan 4, and the direction of the airflow is set to reduce the wind resistance caused by the airflow, and increase the airflow. Smoothness to improve the overall heat dissipation. The present invention has been disclosed in the above-described preferred embodiments, and is not intended to limit the scope of the present invention, and various modifications and changes to the above-described embodiments are still within the scope of the invention. The technical scope of the invention is protected, and therefore the scope of the invention is defined by the scope of the patent application. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing a third embodiment of the present invention. 〇 Figure 2: A schematic plan view of the present invention®. Fig. 3 is a perspective view showing a second embodiment of the present invention. Figure 4 is a plan view showing a second embodiment of the present invention. ® 5 Figure: A perspective view of the three embodiments of the present invention. Figure 6 is a plan view showing a third embodiment of the present invention. Figure 7 is a perspective view of a fourth embodiment of the present invention. 8th. A planar schematic circle of the four embodiment of the present invention. Figure 9 is a side elevational view of a fourth embodiment of the present invention. 10th @•本(4) A perspective view of the fifth embodiment. 201013107 Fig. 11 is a side view showing a fifth embodiment of the present invention. [Main component symbol description] 1 Lamp 11 Substrate 12 Light source 21 Heat pipe 22 Heat pipe 23 Heat pipe 24 Heat pipe 241 Heat transfer part 242 Heat sink 243 Long axis 244 Short axis 25 Heat pipe 251 Heat transfer part 252 Heat sink 253 Long axis 254 Short shaft 31 Heat sink 32 Heat sink 33 Heat sink 34 Heat sink 4 Fan 4, Fan 51 Plate 52 Plate body 53 Plate 6 Air hood
12 —12 —