M391626 五、新型說明： 【新型所屬之技術領域】 [0001] 本創作係與LED燈具有關，特別有關於一種具有散熱結構 的LED燈具。 【先前技術】 [0002] 近年來因發光二極體（LED)技術的蓬_勃發展及日趨成熟’ 又具有低耗能 '使用壽命長、體積小、反應快等特點， 故已逐漸取代傳統齒素燈泡而成為未來的主流市場。M391626 V. New Description: [New Technology Field] [0001] This creation is related to LED lamps, especially for LED lamps with heat dissipation structure. [Prior Art] [0002] In recent years, due to the development and gradual maturity of the light-emitting diode (LED) technology, it has the characteristics of long service life, small size, fast response, etc. The tooth bulb has become the mainstream market in the future.
[0003] 一般而言，LED的功率越高所伴隨產生的廢熱也越多，惟 ，高溫對LED的壽命及發光效能有相當大.的負面影響，因 此，功率較高的LED燈具大多會設有散熱結'構，以適時地 ； ····, ：,, 將高溫逸散；習知的LED燈具的散熱結構邊常利用自然對 流的方式將廢熱自LED燈具内部導引至外部逸散，其實施 方式係將一散熱體貼接在LED的背光面上，該散熱體可由 複數散熱鰭片所組成，藉由具有大:範圍散♦面積的散熱 鰭片來加速排除LED發光時所產生的廢熱。 [0004] 上述結構中，該散熱體的散熱面積雖然可加速LED廢熱的 排除，然而，由於自然對流的氣體流動速度較為緩慢’ 故其散熱過程仍容易造成熱聚集的現象，令該LED燈具的 整體溫度偏高，甚至影響到該LED的使用壽命及發光效率 [0005] 有鑑於此，本創作人為改善並解決上述之缺失，乃特潛 心研究並配合學理之運用，終於提出一種設計合理且有 效改善上述缺失之本創作。 表單编號A0101 第3頁/共14頁 M391626 【新型内容】 [0006]本創作之一目的，在於提供一種具導流功能的LED燈具， 以加速燈具内部氣流的自然對流速度，避免產生熱聚集 的現象。 [0007] 為了達成上述之目的，本創作係為一種具導流功能的led 燈具’用以導引外部氣流而對LED燈具進行散熱，led燈 具包括燈座、散熱體、散熱板及LED模組，燈座具有容置 空間’且開設有複數散熱孔，散熱體設置在容置空間中 ，散熱體包含多數個散熱鰭片，且任二鰭片間形成有散 熱通道，散熱通道分別對應散熱孔配設，散熱板貼接在 散熱體上，散熱板環設有複數開孔，在每一開孔的一側 邊自散熱板延伸成型有一導流片，導流片導引外部氣流 進入散熱通道，並從散熱孔流出，LED模組包含與散熱板 熱接觸的電路板及電性連接電路板的複數LED。 [0008] 本創作之另一目的，在於提供一種具導流功能的ίΕΙ)燈具 ，以快速降低LED燈具的整體溫度，避免高溫影響ΙΕΙ)燈 具的使用壽命及發光效率。 [0009] 相較於習知，本創作之LED燈具，係於散熱板環設有複數 開孔，且在每一開孔的一側邊自散熱板延伸成型有導流 片，以導引外部氣流沿著導流片進入該散熱通道，當氣 流流經開孔時，由於所穿過的開孔面積較小，使得通過 的氣流速度加快而帶動自然對流的速度，藉此快速帶走 傳導至散熱體的熱，並迅速降低led燈具的整體溫度，以 避免產生熱聚集的現象，防止降低led燈具使用壽命及發 光效率，增加本創作之實用性。 表單编號A0101 第4頁/共14頁 【實施方式】 [0010] 有關本創作之詳細說明及技術内容，配合圖式說明如下 ，然而所附圖式僅提供參考與說明用，並非用來對本創 作加以限制者。 [0011] 請參照第一圖至第三圖，係分別為本創作具導流功能的 LED燈具之立體外觀示意圖、立體分解圖及組合剖視圖； 本創作之具導流功能的LED燈具1係包括一燈座10、一散 熱體20、一散熱板30、一LED模組40、一罩蓋50及一透 光鏡60 。 [0012] 該燈座10包含一碗形燈罩11、延伸在該碗形燈罩11底端 ... ^ 的一承接段12及一導電接頭13，該碗形燈罩11具有一容 置空間110，該承接段12上開設有複數散熱孔120，該導 電接頭13固定在該承接段12的外側端，且其端面上成型 有複數定位柱131。 [0013] 該散熱體20設置在該容置空間110中，該散熱體包含一中 空圓柱21及間隔成型在該中空圓枉21外緣面上的多數個 散熱鰭片22，且任二鰭片22間形成有一散熱通道220，該 散熱通道220分別對應該等散熱孔120配設。 [0014] 該散熱板30貼接在該散熱體20上，其為一導熱性佳的金 屬片所構成，本實施例中該散熱板30呈圓形，並在外緣 環設有複數開孔300，在每一開孔300的一側邊延伸自該 散熱板30延伸成型有一導流片31，該導流片31係呈傾斜 地連接在該開孔300的一侧邊；此外，該散熱板30對應該 導電接頭13的定位柱131而設有複數結合孔301 。 表單編號A0101 第5頁/共14頁 [0015]M391626 «玄LED模組40包含與s亥散熱板3〇熱接觸的一電路板ο及 電性連接該電路板41的複數LED42，該電路板41亦對應 該導電接頭13的定位柱131而設有複數穿孔41〇。 [0016] 該罩蓋50係蓋合在該燈座1〇的碗形燈罩丨丨上，以罩蓋該 LED模組40，該罩蓋50對應該等!^!)42的設置位置設有一 谷置孔500,該容置孔5〇〇中結合有該透光鏡6〇，在該 容置孔500的外側環設有複數通孔5〇1。 [0017] 組议時，首先將該碗形燈罩Η放置在該導電接頭上， 並依序將該散熱體20、該散熱板30及該led模組40容置 在該碗形燈罩11的容置空間11〇中，接著另取複數鎖合元 件70 ’將該等鎖合元件7〇穿設該散熱板3〇的結合孔301 及該電路板41的穿孔41〇後而鎖固在該導電接頭13的定位 柱131上’藉以將該散熱板3〇及該LED模組4〇固定在該燈 座10上’最後再將結合有透光鏡6〇的罩蓋5〇罩蓋在該碗 形燈罩11上，即完成該LED燈具1的組設。 [0018] 請續參照第四圖，係為本創作具導流功能的led燈具之使 用示意圖；使用該LED燈具1時，該等LED42所發出的光 經由該透光鏡60而折射出去，再者，該等LED42發光時所 產生的熱則經由該散熱板3〇而傳導至該散熱體2〇;另一 方面，外部空氣自該罩蓋5〇的通孔501處流入該燈座1〇内 部後，會進入該散熱板3〇的開孔3〇〇中，從該開孔300中 流出後的熱氣速度會加快，並藉由該散熱板3〇之導流片 31的導引’再進入該等散熱鰭片22的散熱通道220中’從 而帶走該散熱體20大量的熱；此外，當氣流流經開孔300 時’因所穿過的開孔3〇〇面積較小，使得氣流的流動速度 表單編號A0101 第6頁/共14頁 M391626 會加快而帶動自然對流的速度，達到快速帶走散熱體20 熱的功效，再者，受熱後的氣流密度會改變會上升，最 後再自該燈座10的散熱孔120、或從該碗形燈罩11的表面 逸散，據此降低該LED燈具1的溫度。 [0019] 以上所述僅為本創作之較佳實施例，非用以限定本創作 之專利範圍，其他運用本創作之專利精神之等效變化， 均應俱屬本創作之專利範圍。 【圖式簡單說明】 [0020] 第一圖係為本創作具導流功能的LED燈具之立體外觀示 意圖， [0021] 第二圖係為本創作具導流功能的LED燈具之立體分解圖 [0022] 第三圖係本創作具導流功能的LED燈具之組合剖視圖； 以及 [0023] 第四圖係本創作具導流功能的LED燈具之使用示意圖。[0003] In general, the higher the power of the LED, the more waste heat is generated. However, the high temperature has a considerable negative impact on the life and luminous efficacy of the LED. Therefore, most of the LED lamps with higher power will be set. There is a heat-dissipating structure, in a timely manner; ····, :,, will dissipate the high temperature; the conventional heat dissipation structure of the LED lamp often uses natural convection to guide the waste heat from the inside of the LED lamp to the external escape The embodiment is characterized in that a heat sink is attached to the backlight surface of the LED, and the heat sink can be composed of a plurality of heat dissipation fins, and the heat dissipation fin having a large area is used to accelerate the elimination of the LED light. Waste heat. [0004] In the above structure, although the heat dissipating area of the heat dissipating body can accelerate the elimination of the waste heat of the LED, however, since the natural convection gas flows at a relatively slow speed, the heat dissipating process is still prone to cause heat accumulation, so that the LED lamp is The overall temperature is too high, even affecting the service life and luminous efficiency of the LED [0005] In view of this, the creator has tried to improve and solve the above-mentioned shortcomings, and has devoted himself to research and cooperation with the theory, finally proposed a reasonable and effective design. Improve the above-mentioned lack of creation. Form No. A0101 Page 3 of 14 M391626 [New Content] [0006] One of the purposes of this creation is to provide an LED luminaire with a flow guiding function to accelerate the natural convection velocity of the internal airflow of the luminaire and avoid heat accumulation. The phenomenon. [0007] In order to achieve the above purpose, the present invention is a led lamp with a diversion function for guiding an external airflow to dissipate heat from an LED lamp, and the LED lamp includes a lamp holder, a heat sink, a heat sink and an LED module. The lamp holder has a receiving space and is provided with a plurality of heat dissipation holes, the heat dissipation body is disposed in the accommodation space, the heat dissipation body includes a plurality of heat dissipation fins, and a heat dissipation channel is formed between the two fins, and the heat dissipation channels respectively correspond to the heat dissipation holes The heat dissipating plate is attached to the heat dissipating body, and the heat dissipating plate ring is provided with a plurality of openings. A deflector is formed on the one side of each opening from the heat dissipating plate, and the baffle guides the external airflow into the heat dissipating channel. And flowing out from the vent hole, the LED module includes a circuit board in thermal contact with the heat sink and a plurality of LEDs electrically connected to the circuit board. [0008] Another object of the present invention is to provide a luminaire with a flow guiding function to quickly reduce the overall temperature of the LED illuminator and avoid the influence of high temperature ΙΕΙ on the service life and luminous efficiency of the lamp. [0009] Compared with the prior art, the LED lamp of the present invention is provided with a plurality of openings in the heat dissipation plate ring, and a baffle is formed on the one side of each opening from the heat dissipation plate to guide the outside. The airflow enters the heat dissipation channel along the baffle. When the airflow flows through the opening, the airflow velocity is increased to drive the speed of natural convection due to the small opening area that passes through, thereby quickly carrying the conduction to The heat of the heat sink quickly reduces the overall temperature of the led lamp to avoid the phenomenon of heat accumulation, preventing the life and luminous efficiency of the LED lamp from being reduced, and increasing the practicality of the creation. Form No. A0101 Page 4 of 14 [Embodiment] [0010] The detailed description and technical contents of the present invention are as follows with reference to the drawings, however, the drawings are provided for reference and explanation only, and are not intended to be used herein. Creation is limited. [0011] Please refer to the first to third figures, which are respectively a three-dimensional appearance diagram, an exploded view and a combined sectional view of the LED lamp with the diversion function; the LED lamp 1 with the diversion function of the present invention includes A lamp holder 10, a heat sink 20, a heat sink 30, an LED module 40, a cover 50 and a light transmissive mirror 60. [0012] The lamp holder 10 includes a bowl-shaped lamp cover 11, a receiving portion 12 extending from the bottom end of the bowl-shaped lamp cover 11, and a conductive joint 13 having an accommodation space 110. A plurality of heat dissipation holes 120 are defined in the receiving section 12, and the conductive joints 13 are fixed to the outer ends of the receiving sections 12, and a plurality of positioning posts 131 are formed on the end faces thereof. [0013] The heat dissipating body 20 is disposed in the accommodating space 110, and the heat dissipating body includes a hollow cylinder 21 and a plurality of fins 22 formed on the outer peripheral surface of the hollow dome 21, and any two fins A heat dissipation channel 220 is formed in each of the 22, and the heat dissipation channels 220 are respectively disposed corresponding to the heat dissipation holes 120. The heat dissipating plate 30 is attached to the heat dissipating body 20, and is formed by a metal sheet with good thermal conductivity. In the embodiment, the heat dissipating plate 30 has a circular shape, and a plurality of openings 300 are provided in the outer edge ring. A flow guiding piece 31 is formed on the one side of each opening 300 and extends from the heat dissipation plate 30. The flow guiding piece 31 is obliquely connected to one side of the opening 300. Further, the heat dissipation plate 30 A plurality of coupling holes 301 are provided corresponding to the positioning post 131 of the conductive joint 13. Form No. A0101 Page 5 of 14 [0015] M391626 «The X-ray LED module 40 includes a circuit board in thermal contact with the S-heat plate 3 and a plurality of LEDs 42 electrically connected to the circuit board 41, the circuit board 41 is also provided with a plurality of through holes 41 对 for the positioning post 131 of the conductive joint 13 . [0016] The cover 50 is attached to the bowl-shaped lamp cover 该 of the lamp holder 1 , to cover the LED module 40, and the cover 50 is provided with a position corresponding to the location of the device The valley hole 500 has the light-transmitting mirror 6 结合 coupled to the accommodating hole 5 , and a plurality of through holes 5 〇 1 are formed in the outer ring of the accommodating hole 500 . [0017] When the panel is set, the bowl-shaped lampshade is placed on the conductive joint, and the heat sink 20, the heat sink 30 and the LED module 40 are sequentially accommodated in the bowl-shaped lampshade 11 The space is placed in the space 11 , and then the plurality of locking elements 70 ′ are inserted through the coupling holes 301 of the heat dissipation plate 3 及 and the through holes 41 of the circuit board 41 to be locked in the conductive The positioning post 131 of the connector 13 is 'fixed to the heat sink 3 and the LED module 4' on the socket 10'. Finally, the cover 5 incorporating the light-transmitting mirror 6 is covered in the bowl. On the shape of the lampshade 11, the assembly of the LED lamp 1 is completed. [0018] Please continue to refer to the fourth figure, which is a schematic diagram of the use of the led lamp with the diversion function; when the LED lamp 1 is used, the light emitted by the LEDs 42 is refracted through the transmissive mirror 60, and then The heat generated when the LEDs 42 emit light is transmitted to the heat sink 2 through the heat dissipation plate 3; on the other hand, the outside air flows into the lamp holder 1 from the through hole 501 of the cover 5〇. After the interior, it will enter the opening 3〇〇 of the heat sink 3〇, and the hot gas velocity after flowing out from the opening 300 will be accelerated, and the guiding of the deflector 31 by the heat sink 3〇 Entering into the heat dissipation channel 220 of the heat dissipation fins 22 to take away a large amount of heat of the heat sink 20; in addition, when the airflow flows through the opening 300, 'because the area of the opening 3 that is passed through is small, Flow velocity of the airflow form No. A0101 Page 6 of 14 M391626 will speed up the natural convection speed, and quickly remove the heat of the radiator 20, and then the density of the air will increase after heating, and finally Escape from the heat dissipation hole 120 of the socket 10 or from the surface of the bowl-shaped lamp cover 11 According to this, the temperature of the LED lamp 1 is lowered. The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the patent of the present invention, and other equivalent variations of the patent spirit using the present invention are all within the scope of the patent. [0020] The first figure is a three-dimensional exploded view of an LED lamp with a flow guiding function. [0021] The second figure is an exploded view of an LED lamp with a flow guiding function. 0022] The third figure is a combined sectional view of the LED lamp with the diversion function; and [0023] The fourth picture is a schematic diagram of the use of the LED lamp with the diversion function.
【主要元件符號說明】 [0024] 1 LED 燈具 10 燈座 11 碗形燈罩 110 容置空間 12 承接段 120 散熱孔 13 導電接頭 131 定位柱 表單編號A0101 第7頁/共14頁 M391626 20 散熱體 21 中空圓柱 22 散熱鰭片 220 散熱通道 30 散熱板 300 開孔 301 結合孔 31 導流片 40 LED模組 41 電路板 410 穿孔 42 LED 50 罩蓋 500 容置孔 501 通孔 60 透光鏡 70 鎖合元 表單编號AOiOl 第8頁/共14頁[Main component symbol description] [0024] 1 LED lamp 10 lamp holder 11 bowl-shaped lamp cover 110 accommodating space 12 receiving section 120 vent hole 13 conductive joint 131 positioning post form number A0101 page 7 / total 14 pages M391626 20 heat sink 21 Hollow cylinder 22 heat sink fin 220 heat dissipation channel 30 heat sink 300 opening 301 joint hole 31 guide vane 40 LED module 41 circuit board 410 perforation 42 LED 50 cover 500 accommodating hole 501 through hole 60 light transmission mirror 70 lock Meta Form Number AOiOl Page 8 of 14