TW201102574A - Light emitting diode lamp - Google Patents

Light emitting diode lamp Download PDF

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Publication number
TW201102574A
TW201102574A TW98123360A TW98123360A TW201102574A TW 201102574 A TW201102574 A TW 201102574A TW 98123360 A TW98123360 A TW 98123360A TW 98123360 A TW98123360 A TW 98123360A TW 201102574 A TW201102574 A TW 201102574A
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Taiwan
Prior art keywords
chamber
light
heat sink
emitting diode
module
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TW98123360A
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Chinese (zh)
Inventor
Wen-Xiang Zhang
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Foxconn Tech Co Ltd
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Priority to TW98123360A priority Critical patent/TW201102574A/en
Publication of TW201102574A publication Critical patent/TW201102574A/en

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  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

A light emitting diode (LED) lamp includes a heat sink, an LED module, a lampshade, a rear cover and a driving circuit module. The driving circuit module electrically connects with the LED module. The heat sink defines first and second chambers in two opposite ends thereof. The first and the second chambers are isolated from each other. The LED module is arranged in the first chamber and connects with the heat sink. The driving circuit module is arranged in the second chamber. The lampshade and the rear cover are arranged at openings of the first and the second chambers, respectively.

Description

201102574 六、發明說明: - 【發明所屬之技術領域】 - 本發明涉及一種照明裝置,尤係關於一種發光 二極體燈具。 【先前技術】 發光二極體作為一種高效的發光源,具有環 保、省電、壽命長等諸多特點已經被廣泛的運用於 Φ 各種領域。 然,發光二極體工作時會產生大量的熱量,該 等熱量如若得不到及時的散發,容易使發光二極體 產生過熱現象,進而導致其發光效率下降。另外, 發光二極體目前還不能由交流市電直接驅動,需要 設置電路驅動電路模組以進行電源轉換後再驅動發 光二極體光源。 • 傳統的發光二極體燈具包括發光二極體、用於 對發光二極體散熱的散熱器及用於電源轉換以驅動 發光二極體光源的驅動電路模組。通常,需要設計 複雜的固定結構以將該等元件組合在一起形成發光 一極體燈具。另外,為了確保該驅動電路模組的電 氣安全性,尤其發光二極體燈具在室外環境下使用 時,需要單獨設計收容該驅動電路模組的收容結 構。因此,燈具結構較複雜,組裝及維護亦不方便。 【發明内容】 4 201102574 有鑒於此,有必要提供_種結構簡單並具較佳 散熱性能的發光二極體燈具。201102574 VI. Description of the Invention: - Technical Field of the Invention - The present invention relates to a lighting device, and more particularly to a lighting diode lamp. [Prior Art] As a highly efficient light source, the light-emitting diode has been widely used in various fields of Φ, such as environmental protection, power saving, and long life. However, when the light-emitting diode works, a large amount of heat is generated, and if the heat is not released in time, it is easy to cause the light-emitting diode to overheat, which leads to a decrease in luminous efficiency. In addition, the light-emitting diode cannot be directly driven by the AC mains. It is necessary to set up a circuit drive circuit module to perform power conversion before driving the light-emitting diode light source. • Conventional LEDs include a light-emitting diode, a heat sink for heat sinking the light-emitting diode, and a driver circuit module for power conversion to drive the light-emitting diode source. In general, it is necessary to design a complex fixed structure to combine the elements together to form a light-emitting one-pole luminaire. In addition, in order to ensure the electrical safety of the driving circuit module, especially when the LED device is used in an outdoor environment, it is necessary to separately design a housing structure for housing the driving circuit module. Therefore, the structure of the lamp is complicated, and assembly and maintenance are also inconvenient. SUMMARY OF THE INVENTION 4 201102574 In view of this, it is necessary to provide a light-emitting diode lamp with a simple structure and better heat dissipation performance.

該驅動電路模組與發光二極體模組電連接,所述散 熱器具有背向隔離並分別内凹的第—腔室與第二腔 至所述發光一極體模組設於第一腔室内且與散熱 器連接,燈罩蓋設第一 模組設於第二腔室内, 腔至的開口,所述驅動電路 後蓋蓋設第二腔室的開口。 該4光一極體燈具藉由在散熱器上分別設置第 一腔室與第二腔室,可將發光二極體模組及驅動電 路模組分別設於該第一腔室與第二腔室,無需單獨 為驅動電路模組設置收容結構,以簡單的結構實現 較高的集成。同時,發光二極體模組產生的熱量可 藉由散熱器散發,從而使得該發光二極體模組產生 的熱量及時有效的散發出去。 【實施方式】 如圖1及圖2所示,本發明的發光二極體燈具 100包括一散熱器10、一發光二極體模組2〇、一導 光板30、一燈罩40、一驅動電路模組50、一後蓋 60及一連接桿70。該發光二極體模組2〇、該導光 板30及該燈罩40設於散熱器1〇的一前端,該驅動 電路模組50及該後蓋60設於散熱器1〇的一後端, 201102574 連接桿70連接於散熱器ι〇的一側邊。 請一併參閱圖3及圖4,該散熱器1〇整體呈扁 平圓柱狀,由導熱性能良好的金屬材料如銅、鋁等 一體製成。該散熱器1〇沿軸向的前後兩端具有背向 隔離並分別分別向内凹的一第一腔室1〇2與一第二 腔室104。該散熱器10包括將第一腔室1〇2與第二 腔室104相分隔的一圓盤形的基板n、以及將該Z 板11圍設於内的一散熱部12。該基板u具有朝向 燈罩40的一前端面1U及朝向後蓋6〇的一後端面 112 (圖4所示),發光二極體模組2〇與驅動電路模 組50分別安裝於基板11的前端面111與後端面112 上,散熱器10用以將發光二極體模組加產生的熱 里政發到周圍空氣中。該基板i i的中部沿軸向設有 一貫穿孔113,該貫穿孔113貫穿基板u的前端面 ill與後端面112,以供將發光二極體模組20與驅 動電路模組50電連接的一導線51穿其而過。 °亥政熱部12包括一環形的前側壁121及一環形 的後側壁122,該前側壁121及後侧壁122分別由 基板11的周緣向基板11的前後兩側凸起延伸,並 由所述前側壁121與後側壁112分別與基板n形成 所述第一腔室102與第二腔室1〇4。該散熱部I]的 外周面上設有複數呈放射狀分佈並呈間隔設置的散 熱肋條123,所述散熱肋條123沿軸向延伸於第一 201102574 腔至102與第二腔室1〇4週邊。該散熱部的前側 :二H内周面與基板U的前端面111共同形成朝 向燈罩4〇開口的第一腔室1〇2,該第一腔室ι〇2内 於基板11的前端面ill的周緣設有-環形的第一台 階114用以支擇燈罩40。該散熱部12的後側壁122 的内周面與基板11的後端面112共同形成朝向後蓋 60開口的第二腔室1〇4,該第二腔室1〇4内於基板The driving circuit module is electrically connected to the LED module, and the heat sink has a first chamber and a second cavity that are separated from each other and are respectively concave, and the light emitting body module is disposed in the first cavity. The indoor cover is connected to the heat sink. The first cover is disposed in the second chamber, the cavity is open, and the rear cover of the drive circuit covers the opening of the second chamber. The illuminating diode module and the driving circuit module are respectively disposed in the first chamber and the second chamber by respectively providing the first chamber and the second chamber on the heat sink. There is no need to separately set the housing structure for the drive circuit module, and achieve high integration with a simple structure. At the same time, the heat generated by the LED module can be dissipated by the heat sink, so that the heat generated by the LED module can be dissipated in a timely and effective manner. [Embodiment] As shown in FIG. 1 and FIG. 2, the LED device 100 of the present invention includes a heat sink 10, a light emitting diode module 2A, a light guide plate 30, a lamp cover 40, and a driving circuit. The module 50, a back cover 60 and a connecting rod 70. The light-emitting diode module 2, the light guide plate 30 and the lamp cover 40 are disposed at a front end of the heat sink 1 , and the driving circuit module 50 and the rear cover 60 are disposed at a rear end of the heat sink 1 . 201102574 The connecting rod 70 is connected to one side of the radiator ι. Referring to FIG. 3 and FIG. 4 together, the heat sink 1 has a flat cylindrical shape as a whole, and is made of a metal material having good thermal conductivity such as copper or aluminum. The heat sink 1 has a first chamber 1〇2 and a second chamber 104 which are back-separated and respectively recessed in the axial direction at the front and rear ends. The heat sink 10 includes a disk-shaped substrate n that partitions the first chamber 1〇2 from the second chamber 104, and a heat dissipating portion 12 that surrounds the Z-plate 11. The substrate u has a front end surface 1U facing the lamp cover 40 and a rear end surface 112 facing the rear cover 6 (shown in FIG. 4 ). The LED module 2 and the driving circuit module 50 are respectively mounted on the substrate 11 . On the front end surface 111 and the rear end surface 112, the heat sink 10 is used to heat the generated light from the LED module to the surrounding air. The middle portion of the substrate ii is provided with a uniform through hole 113 in the axial direction. The through hole 113 penetrates the front end surface ill and the rear end surface 112 of the substrate u for electrically connecting the LED module 20 and the driving circuit module 50. The wire 51 passes through it. The hoisting portion 12 includes an annular front side wall 121 and an annular rear side wall 122. The front side wall 121 and the rear side wall 122 are respectively protruded from the periphery of the substrate 11 toward the front and rear sides of the substrate 11, and The front sidewall 121 and the rear sidewall 112 respectively form the first chamber 102 and the second chamber 1〇4 with the substrate n. The outer peripheral surface of the heat dissipating portion I] is provided with a plurality of radially distributed heat dissipating ribs 123 extending in the axial direction from the first 201102574 cavity to 102 and the second chamber 1〇4 . The front side of the heat dissipating portion: the inner peripheral surface of the second H and the front end surface 111 of the substrate U together form a first chamber 1〇2 opening toward the lampshade 4, the first chamber ι2 being inside the front end surface of the substrate 11 The circumference is provided with a ring-shaped first step 114 for selecting the lamp cover 40. The inner peripheral surface of the rear side wall 122 of the heat dissipating portion 12 and the rear end surface 112 of the substrate 11 together form a second chamber 1〇4 opening toward the rear cover 60, the second chamber 1〇4 being embedded in the substrate

11的後端® 112的周緣設有一環形的第二台階出 用以支撐後蓋60 ’該第二台階115的端面上設有一 環形的收容槽116。 發光二極體模組20與導光板30均設於散熱器 1〇的第一腔室102内。該發光二極體模組20貼設 基板11的前端面111上,包括一圓形的電路板21 及複數發光二極體22,該等發光二極體22均勻固 定於該電路板21的一前側面上。該電路板21的一 後側面貼設於散熱器1〇的基板丨丨的前端面m,以 將發光二極體22所產生的熱量均勻地傳至散熱器 10的基板11上,並由基板u將熱量傳至散熱部12 的政熱肋條12 3以散發到周圍空氣中。 該導光板30的形狀與發光二極體模組2〇的電 路板21相對應,亦為圓形。該導光板3〇設於發光 二極體模組20的前方’該導光板30上對應發光二 極體模組20的發光二極體22開設有複數反光孔 201102574 31。發光二極體模組20的發光二極體22對應收容 於導光板30的反光孔31内,以藉由導光板3〇反射 發光二極體22發出的光線。複數螺釘依次穿過導光 板30及發光二極體模組20的電路板21,並與散熱 器10的基板11螺接,以將發光二極體模組2〇及導 光板30固疋至政熱器的基板11上。發光二極體 模組20的電路板21的外徑及導光板3〇的外徑均小 於第一腔室102内的第一台階114的内徑,從而該 第一台階114將發光二極體模組2〇及導光板3〇收 容其内。另外,該導光板30朝向發光二極體模組 20的一側設有複數支撐塊32以支撐該導光板3〇。 該燈罩40設於散熱器1〇的前端以蓋設第一腔 室102的開口,並將發光二極體模組2〇及導光板 30罩設於内。所述燈罩4〇由透明的玻璃或塑膠等 材料製成,包括一外凸的透光部41及位於該透光部 41周緣的一環形的安裴部42 ^該燈罩4〇的安裝部 42上套設有一環形的密封墊81,該密封墊η的樺 截面呈。該燈罩40的安裝部42套裝該密封: 81後設於散熱器10的第一台階114上,並藉由設 於燈罩4G的安襄部42的外侧的-壓環82將燈罩 40固疋於散熱器1〇的第一台階114上。該壓環U 的外周緣設有若固定凸緣821,散熱器1〇的前側壁 12^的端面上對應壓環82的固定凸緣821設有複數 收谷槽124以收容所述固定凸緣821。複數螺針穿 201102574 過麗環82的固定凸緣821並與散熱器ι〇的前側壁 121螺接,以便將壓環82固定至散熱器1〇上,並 藉由壓環82施加壓力使燈罩40的安裝部42與散熱 器的第一台階114緊密接合。該燈罩40將散熱 器Ϊ0的第一腔室102密封而避免灰塵、雨水進入第 一腔室102。 該驅動電路模組50設於散熱器10的第二腔室 1〇4内,用以進行電源轉換以驅動發光二極體模組 2〇的發光二極體22。所述驅動電路模組50藉由穿 設於基板11的貫穿孔113内的導線51與發光二極 體模20的電路板21電連接,並藉由一電源線52與 外部電源電連接。該散熱器1 〇的基板丨丨的後端面 112凸設有複數固定柱117用以固定驅動電路模組 50 〇 該後蓋60固設於散熱器1〇的後端以蓋設第二 腔室104的開口,並與散熱器1〇導熱連接,該後蓋 60並將驅動電路模組5〇罩設於内以對其保護。該 後蓋60大致呈圓盤狀並朝向散熱器開口,由導 熱性能良好的金屬材料如銅、鋁等一體製成。該後 蓋60包括一隆起的底板61及由該底板61的周緣朝 向散熱器10延伸的一環壁62。該環壁62朝向散熱 器10的一端對應第二腔室1〇4内的第二台階115凸 5又有一環緣63。該後蓋6〇的外表面上設有複數呈 201102574 放射分佈的散熱肋條64,料散熱肋條64由環壁 62的端緣向底板61的中心會聚延伸。該後蓋60上 設有一穿孔65以供與驅動電路模組50相連的電源 線52穿設,所述電源線52±穿設有一防水接頭84, 該防水接帛84對應設於後蓋6〇的穿孔65處以將該 穿孔65㈣。當後蓋6Q安裝於散熱器⑺的後端 時,該散熱器!〇的第二台階115的收容槽ιΐ6内設 有-後封圈85 ’後蓋6〇的環緣63設於散熱器1〇 的第二台階115上,複數螺釘穿過後蓋60的周緣所 設的固定孔(未標示)並與散熱器1〇的後側壁ι22 螺接,從而將後蓋60固定至散熱器1〇的後端。該 後蓋60將散熱器10的第二腔室ι〇4密封而避免灰 塵、雨水進入第二腔室104。發光二極體模組2〇的 發光二極體22所產生的熱量一部分經散熱器时 發,另一部分熱量由散熱器1〇傳至後蓋6〇,再由 後蓋60散發至周圍空氣中。 該連接桿70為縱長形,連接桿7〇的一内端設 有一安裝孔71,連接桿70的一外端設有一套筒72。 政熱器10的散熱部12於外周緣設有一對凸耳126, 該對凸耳126沿散熱器10的軸向相間隔,並分別設 有一轴向的固定孔127,該連接桿7〇的内端設於散 熱器10的該對凸耳126之間,並藉由一螺 該連接桿70與散熱器10連接,該螺栓86包括穿設 於凸耳126的固定孔127及連接桿7〇的安裝孔71 201102574 該、車垃^ 861及與該螺桿861才目配合的一螺母862。 :旱7〇外端所設的套筒72可與_固定裝置連 歹1如,該發光二極體燈具1〇〇作為一路燈的輔 =時,可藉由連接桿7〇的套筒72將該發光二 :具UH)絲於路燈的—燈桿上。該發光二極 體燈具100安裝固定後,僅需要旋松該螺栓86即可The periphery of the rear end® 112 of the 11 is provided with an annular second step for supporting the rear cover 60'. The end surface of the second step 115 is provided with an annular receiving groove 116. The LED module 20 and the light guide plate 30 are both disposed in the first chamber 102 of the heat sink 1 . The LED module 20 is disposed on the front end surface 111 of the substrate 11 and includes a circular circuit board 21 and a plurality of LEDs 22. The LEDs 22 are uniformly fixed to the circuit board 21. On the front side. A rear side of the circuit board 21 is attached to the front end surface m of the substrate 散热器 of the heat sink 1 to uniformly transfer the heat generated by the light-emitting diode 22 to the substrate 11 of the heat sink 10, and the substrate is u transfers heat to the heat ribs 12 3 of the heat radiating portion 12 to be radiated into the surrounding air. The shape of the light guide plate 30 corresponds to the circuit board 21 of the LED module 2, and is also circular. The light guide plate 3 is disposed in front of the LED module 20. The light-emitting diode 22 of the light-emitting diode module 20 is provided with a plurality of reflective holes 201102574 31. The light-emitting diodes 22 of the light-emitting diode module 20 are correspondingly received in the light-reflecting holes 31 of the light guide plate 30 to reflect the light emitted by the light-emitting diodes 22 by the light guide plate 3. The plurality of screws pass through the light guide plate 30 and the circuit board 21 of the light emitting diode module 20 in sequence, and are screwed to the substrate 11 of the heat sink 10 to fix the light emitting diode module 2 and the light guide plate 30 to the government. On the substrate 11 of the heater. The outer diameter of the circuit board 21 of the LED module 20 and the outer diameter of the light guide plate 3 are smaller than the inner diameter of the first step 114 in the first chamber 102, so that the first step 114 will be a light emitting diode. The module 2 and the light guide plate 3 are housed therein. In addition, a plurality of support blocks 32 are disposed on a side of the light guide plate 30 facing the LED module 20 to support the light guide plate 3〇. The lamp cover 40 is disposed at the front end of the heat sink 1 to cover the opening of the first chamber 102, and covers the light-emitting diode module 2 and the light guide plate 30. The lampshade 4 is made of a transparent glass or plastic material, and includes a convex light transmitting portion 41 and an annular ampule portion 42 at the periphery of the light transmitting portion 41. The mounting portion 42 of the lampshade 4 The upper sleeve is provided with an annular gasket 81, and the birch section of the gasket n is formed. The mounting portion 42 of the lamp cover 40 is provided with the seal: 81 is disposed on the first step 114 of the heat sink 10, and the lamp cover 40 is fixed by the pressure ring 82 disposed on the outer side of the ampoule portion 42 of the lamp cover 4G. The first step 114 of the heat sink 1〇. The outer peripheral edge of the pressure ring U is provided with a fixing flange 821, and the fixing flange 821 of the front side wall 12 of the heat sink 1 corresponding to the pressing ring 82 is provided with a plurality of valleys 124 for receiving the fixing flange. 821. The plurality of screw pins 201102574 pass through the fixing flange 821 of the ring 82 and are screwed to the front side wall 121 of the heat sink ι to fix the pressure ring 82 to the heat sink 1 and apply pressure to the lamp cover 82. The mounting portion 42 of the 40 is in close engagement with the first step 114 of the heat sink. The lamp cover 40 seals the first chamber 102 of the heat sink 而0 to prevent dust and rain from entering the first chamber 102. The driving circuit module 50 is disposed in the second chamber 1〇4 of the heat sink 10 for power conversion to drive the LEDs 22 of the LED module 2〇. The driving circuit module 50 is electrically connected to the circuit board 21 of the LED body 20 by a wire 51 disposed in the through hole 113 of the substrate 11, and is electrically connected to an external power source via a power line 52. A plurality of fixing posts 117 are protruded from the rear end surface 112 of the substrate 丨丨 of the heat sink 1 for fixing the driving circuit module 50. The back cover 60 is fixed to the rear end of the heat sink 1 以 to cover the second chamber. The opening of the 104 is thermally coupled to the heat sink 1 , and the rear cover 60 covers the drive circuit module 5 to protect it. The back cover 60 is substantially disk-shaped and opens toward the heat sink, and is integrally formed of a metal material such as copper or aluminum which is excellent in heat conductivity. The rear cover 60 includes a raised bottom plate 61 and a ring wall 62 extending from the periphery of the bottom plate 61 toward the heat sink 10. One end of the ring wall 62 facing the heat sink 10 corresponds to the second step 115 in the second chamber 1〇4 and has a ring edge 63. The outer surface of the rear cover 6 is provided with a plurality of heat dissipation ribs 64 of a radiation distribution of 201102574, and the heat dissipation ribs 64 are converged from the end edge of the annular wall 62 toward the center of the bottom plate 61. The back cover 60 is provided with a through hole 65 for the power cable 52 connected to the driving circuit module 50. The power cable 52 is provided with a waterproof connector 84. The waterproof connector 84 is correspondingly disposed on the back cover. The perforation is 65 to the perforation 65 (four). When the rear cover 6Q is mounted on the rear end of the heat sink (7), the heat sink! The receiving groove ι 6 of the second step 115 of the crucible is provided with a rear sealing ring 85. The annular edge 63 of the rear cover 6 is disposed on the second step 115 of the heat sink 1 , and a plurality of screws are disposed through the periphery of the rear cover 60. A fixing hole (not shown) is screwed to the rear side wall ι22 of the heat sink 1 , to fix the rear cover 60 to the rear end of the heat sink 1 。. The rear cover 60 seals the second chamber ι 4 of the heat sink 10 to prevent dust and rain from entering the second chamber 104. The heat generated by the light-emitting diode 22 of the light-emitting diode module 2 is transmitted through the heat sink, and the other heat is transmitted from the heat sink 1 to the back cover 6〇, and then the rear cover 60 is radiated to the surrounding air. . The connecting rod 70 has a longitudinal shape, and an inner end of the connecting rod 7 is provided with a mounting hole 71, and an outer end of the connecting rod 70 is provided with a sleeve 72. The heat dissipating portion 12 of the heat exchanger 10 is provided with a pair of lugs 126 at the outer periphery thereof. The pair of lugs 126 are spaced apart along the axial direction of the heat sink 10, and are respectively provided with an axial fixing hole 127, and the connecting rod 7 is The inner end is disposed between the pair of lugs 126 of the heat sink 10, and is connected to the heat sink 10 by a connecting rod 70. The bolt 86 includes a fixing hole 127 and a connecting rod 7 disposed through the lug 126. Mounting hole 71 201102574 The car 861 and a nut 862 that cooperate with the screw 861. The sleeve 72 provided at the outer end of the dry 7〇 can be connected to the _ fixing device. For example, when the light-emitting diode lamp 1 is used as a secondary lamp, the sleeve 72 can be connected by the connecting rod 7 The light-emitting two: UH) wire is on the lamp post of the street lamp. After the LED luminaire 100 is fixed and fixed, it is only necessary to loosen the bolt 86.

方便地調節該發光二極體燈具1〇〇的安裝角度以 適用不同照明場合的需要。 综上所述,本發明確已符合發明專利之要件, 遂依法提itj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。舉凡熟悉本案技藝之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係本發明發光二極體燈具的立體組裝圖。 圖2係圖1所示發光二極體燈具的立體分解圖。 圖3係圖1所示發光二極體燈具由另一視角所 视的立體組裝圖。 圖4係圖3所示發光二極體燈具的立體分解圖。 【主要元件符號說明】 發光二極體燈具100 散熱器 10 201102574It is convenient to adjust the installation angle of the light-emitting diode lamp 1〇〇 to suit the needs of different lighting occasions. In summary, the present invention has indeed met the requirements of the invention patent, and the patent application of itj has been filed according to 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 of the present invention. Equivalent modifications or variations made by those skilled in the art to the spirit of the invention are intended to be included in the following claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective assembled view of a light-emitting diode lamp of the present invention. 2 is an exploded perspective view of the light-emitting diode lamp of FIG. 1. Fig. 3 is a perspective assembled view of the light-emitting diode lamp shown in Fig. 1 from another perspective. 4 is an exploded perspective view of the light-emitting diode lamp of FIG. 3. [Main component symbol description] Light-emitting diode lamp 100 Heat sink 10 201102574

第一腔室 102 第二腔室 104 基板 11 前端面 111 後端面 112 貫穿孔 113 第一台階 114 第二台階 115 收容槽 116 、 124 固定柱 117 散熱部 12 前側壁 121 後侧壁 122 散熱肋條 123 、 64 凸耳 126 固定子L 127 發光二極體模組 20 電路板 21 發光二極體 22 導光板 30 反光孔 31 支撐塊 32 燈罩 40 透光部 41 安裝部 42 導線 51 驅動電路模組 50 電源線 52 後蓋 60 底板 61 環壁 62 環緣 63 穿孔 65 連接桿 70 安裝孔 71 套筒 72 密封墊 81 壓環 82 12 [S] 201102574 固定凸緣 821 防水接頭 84 密封圈 85 螺栓 86 螺桿 861 螺母 862First chamber 102 second chamber 104 substrate 11 front end surface 111 rear end surface 112 through hole 113 first step 114 second step 115 receiving groove 116, 124 fixing post 117 heat dissipation portion 12 front side wall 121 rear side wall 122 heat dissipation rib 123 64 lugs 126 fixer L 127 light-emitting diode module 20 circuit board 21 light-emitting diode 22 light guide plate 30 reflective hole 31 support block 32 lamp cover 40 light-transmitting portion 41 mounting portion 42 wire 51 drive circuit module 50 power supply Line 52 Back cover 60 Base plate 61 Ring wall 62 Ring edge 63 Perforation 65 Connecting rod 70 Mounting hole 71 Sleeve 72 Sealing ring 81 Press ring 82 12 [S] 201102574 Fixing flange 821 Waterproof joint 84 Sealing ring 85 Bolt 86 Screw 861 Nut 862

13 IS]13 IS]

Claims (1)

201102574 七、申請專利範圍: L-種發光二極體燈具,其改良在於:包括 一發光二極體模組、—燈罩、—後蓋及-驅動電路模 組,該驅動電路模組與發光二極體模組電連接,所十: 散熱器具有背向隔離並分別内凹的第一⑲室二 腔室,所述發光二極體模組設於第一腔室内且盘㈣ 器連接’燈罩蓋設第-腔室的開口,所述驅動電路模 組5又於第一腔室内,後蓋蓋設第二腔室的開口。 2·如申請專利範圍第i項所述之發光二極體燈具,其中 所述散熱器具有一基板,其周緣向基板兩側凸起延伸 從而分別與基板形成所述第一腔室與第二腔窒。 3. 如申請專利範圍第2項所述之發光二極體燈具,其中 所述基板呈圓盤形。 4. 如申請專利範圍第2項所述之發光二極體燈具,其中 所述基板上設一貫穿孔,一導線穿其而過將發光二極 體模組與驅動電路模組電連接。 5. 如U利第1項所述之發光二極體燈具,還包 括一導光板,所述導光板設於散熱器的第一腔室内並 與發光二極體模組位置匹配,所述發光二極體模組包 括一電路板及設於該電路板上的複數發光二極體,所 述導光板上對應發光二極體開設有複數反光孔。 6. 如申請專广範圍第1項所述之發光二極體燈具,其中 所述後蓋上設有一穿孔以供一電源線穿設,所述電源 201102574 線與驅動電路模組電連接並套設有一防水接頭,該防 水接頭設於後蓋的穿孔處。 7.如申請專利範圍第丨項所述之發光二極體燈具,其中 所述散熱器包括將第一腔室與第二腔室相分隔的一 基板以及將該基板圍設於内的一散熱部,該散熱部的 外周面設有複數散熱肋條,該散熱肋條延伸設於第一 腔室與第二腔室週邊。 \如申明專利範圍第7項所述之發光二極體燈具,其中 所述後蓋與散熱器導熱連接’包括一隆起的底板及由 該底板的周緣朝向散熱器延伸的環壁,該後蓋的外表 面上設有複數個由環壁的邊緣向絲的中心、會聚延 伸的散熱肋條。 如申咕專利範圍第8項所述之發光二極體燈具,其中 所述散熱器呈扁平圓柱狀。 1項所述之發光二極體燈具,還201102574 VII. Patent application scope: L-type light-emitting diode lamps, the improvement thereof includes: a light-emitting diode module, a lampshade, a back cover and a driving circuit module, the driving circuit module and the light-emitting diode The pole body module is electrically connected. The heat sink has a first 19-chamber two-chamber chamber which is back-isolated and respectively recessed. The light-emitting diode module is disposed in the first chamber and the disc (four) is connected to the 'shade The opening of the first chamber is covered, the driving circuit module 5 is again in the first chamber, and the rear cover covers the opening of the second chamber. 2. The illuminating diode lamp of claim 1, wherein the heat sink has a substrate, and a peripheral edge thereof extends toward both sides of the substrate to form the first chamber and the second chamber respectively with the substrate. Hey. 3. The light-emitting diode lamp of claim 2, wherein the substrate has a disk shape. 4. The illuminating diode lamp of claim 2, wherein the substrate is provided with a continuous perforation, and a wire is passed through to electrically connect the illuminating diode module to the driving circuit module. 5. The light-emitting diode lamp of claim 1, further comprising a light guide plate disposed in the first chamber of the heat sink and matching the position of the light-emitting diode module, the light-emitting The diode module includes a circuit board and a plurality of light-emitting diodes disposed on the circuit board, and the light-emitting diodes are provided with a plurality of reflective holes. 6. The light-emitting diode lamp of claim 1, wherein the back cover is provided with a through hole for a power cord to be passed through, and the power source 201102574 is electrically connected to the driving circuit module. A waterproof joint is provided, which is provided at the perforation of the back cover. 7. The illuminating diode lamp of claim 2, wherein the heat sink comprises a substrate separating the first chamber from the second chamber and a heat sink surrounding the substrate The outer peripheral surface of the heat dissipating portion is provided with a plurality of heat dissipating ribs extending from the first chamber and the second chamber. The illuminating diode lamp of claim 7, wherein the back cover is thermally connected to the heat sink, comprising a raised bottom plate and a ring wall extending from a periphery of the bottom plate toward the heat sink, the back cover The outer surface is provided with a plurality of heat dissipating ribs extending from the edge of the ring wall toward the center of the wire and converging. The illuminating diode lamp of claim 8, wherein the heat sink has a flat cylindrical shape. The light-emitting diode lamp described in 1 item, also 桿的一碼课言5·於姑 峒連設於該對凸耳之間。 10.如申請專利範圍第 包括一 15One yard of the phrase 5· Yugu is connected between the pair of lugs. 10. If the scope of application for patents includes one
TW98123360A 2009-07-10 2009-07-10 Light emitting diode lamp TW201102574A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI570354B (en) * 2011-01-25 2017-02-11 三星電子股份有限公司 Illumination apparatus including light-emitting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI570354B (en) * 2011-01-25 2017-02-11 三星電子股份有限公司 Illumination apparatus including light-emitting device

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