200949135 九、發明說明： 【發明所屬之技術領域】 本發明涉及一種照明裝置，尤其涉及一種採用發光二 -極體進行照明之照明裝置。 【先前技術】 目前，發光二極體（Light Emitting Diode，LED)因具 光質佳（亦即LED光源射出之光譜）及發光效率高等特性 而逐漸取代傳統之螢光燈或白熾燈等作為照明裝置之發光 〇 元件，具體可參閱Michael S. Shur等人於文獻Proceedings of the IEEE, Vol· 93，No. 10 (11005 年 10 月）中發表之 “Solid-State Lighting: Toward Superior Illumination”一文。 惟，隨著不可再生能源之缺乏以及綠色環保觀念之宣 導，使用可迴圈及環保能源之照明裝置成為人們迫切之需 要。 有鑒於此，有必要提供一種環保節能之照明裝置。 _ 【發明内容】 下面將以實施例說明一種環保節能之照明裝置。 一種照明裝置，其包括至少一第一照明單元，該第一 照明單元包括複數第一發光元件及一第一能量轉換單元， 該複數第一發光元件與該第一能量轉換單元電性連接，該 第一能量轉換單元將風能轉換為電能並對該複數第一發光 元件供電以使其發光；以及至少一第二照明單元，該第二 照明單元鄰近該第一照明單元設置，且該第二照明單元包 括複數第二發光元件及一第二能量轉換單元，該複數第二 200949135 發光元件與該第二能量轉換單元電性連接，該第二能量轉 換單元將太陽能轉換為電能並對該複數第二發光元件供電 以使其發光。 ' 相對於先前技術，該照明裝置利用第一及第二能量轉 •換單元將風能及太陽能分別轉換為電能，以分別為複數第 一及複數第二發光元件供電，從而滿足能源可迴圈使用及 環保之需求。另，該第一及第二能量轉換單元可分別為複 數個路燈且交替、並列地設置在路旁，從而使該照明裝置 ® 可適應於天氣變化並相對應地轉化太陽能及風能，以保證 其工作穩定。 【實施方式】 下面將結合圖式對本發明作進一步之詳細說明。 請參閱圖1，本發明實施例提供之一種照明裝置100， 其包括至少一第一照明單元10及至少一第二照明單元20。 該第一照明單元10包括複數（也即多個）第一發光元件 β 110及一第一能量轉換單元120。 該複數第一發光元件110可分別為一發光二極體（Light emitting Diode，LED)，當然，可理解，每個第一發光元件 110亦可為其他固態光源，如螢光燈、白熾燈等，且該複數 第一發光元件110陣列排布並設置於一第一電路板112 上，該第一電路板112與該複數第一發光元件110電性連 接。 該第一能量轉換單元120包括一風車122及一發電機 124。具體地，該風車122包括複數葉片122a及一轉軸 8 200949135 122b，該複數葉片122a與該轉軸122b機械耦合。當該複 數葉片122a受外界風力驅動而旋轉時，其可帶動該轉軸 122b —起轉動。該發電機124包括一轉子124a及一定子 124b。該轉子124a藉由一傳動帶126與該風車122之轉軸 122b相連接。當該複數葉片ma帶動該轉軸i22b沿圖1 中箭頭s所示之方向旋轉時’該轉軸122b可再帶動該傳動 帶126沿箭頭Μ與N之方向傳動，該傳動帶126進而帶動 ❹發電機124之轉子124a沿箭頭Ρ所示方向轉動。該轉子124a 轉動時定子124b可輸出電能，由此，該第一能量轉換單元 120將風能轉換為電能。 該第一照明單元10可進一步包括一支撐座13〇、一中 空之第一支撐桿150及一第一蓄電裝置17〇。其中，該支撐 座130設置於地面上，該第一支推桿15〇、發電機124及第 一蓄電裝置170分別設置於該支撐座13〇上，該風車ι22 及該第一電路板112進一步設置於該第一支撑桿bO上， ❾連接風車122之轉軸122b與發電機124之轉子124a之傳 動帶126收容於該第一支撐桿150内。該第一蓄電裝置17〇 可為鉛蓄電池、鋰/離子電池、鎳/金屬氫化物電池等，且其 分別與該第一電路板112及該發電機124電性連接。 該第一照明單元10可作為路燈設置於道路邊。工作 時，該發電機124所輸出之電能對該第一蓄電裝置170充 電，該第一蓄電裝置170進而藉由該第一電路板112對該 複數第一發光元件110供電’以使該複數第一發光元件U〇 發光，從而對道路起照明作用。 200949135 該第二照明單元20包括一絕緣基板210、一第二能量 轉換裝置230、以及複數第二發光元件250。其中’該絕緣 基板210具有相對之一第一表面210a及一第二表面210b， •該第二能量轉換裝置230設置於該第一表面21〇a上’該複 •數第二發光元件250藉由一第二電路板240設置於該絕緣 基板210之第二表面210b上，且該複數第二發光元件250 與該第二電路板240電性連接。優選地，每個第二發光元 件250可為一發光二極體，當然，可理解，該第二發光元 ® 件250亦可為其他固態光源，如螢光燈、白熾燈等。 該絕緣基板210可由硬板材料或者軟板材料製成。該 軟板材料可係聚酰亞胺（Polyimide)、聚對苯二甲酸乙二酯 (Polythylene terephthalate，PET)、聚碳酸醋（Polycarbonate, PC )、聚甲基丙婦酸曱醋（Polymethyl Methacrylate， PMMA)、冰片稀（Arton，即Norbornene )等。該硬板材料 可係陶瓷、玻璃、石英等。於本實施例中，該絕緣基板210 ❹為一玻璃基板。 第二能量轉換裝置230具體可為基板矽晶 (Silicon-based)太陽能電池（單晶石夕，多晶石夕，非晶石夕），或 者為 III-V 族半導體材料(AlAs、InAs、InP、GaP、GaAs、 GaN或其化合物）所製成之太陽能電池，又或者為銅銦硒/ 銅銦硒鎵（CIGS/CIS)、碲化鎘（CdTe)材料，有機材料或光敏 感染料物質所製成之太陽能電池（dye-sensitized solar cell， DSSC)。 該第二照明單元20可進一步包括一第二支撐桿27〇及 200949135 一第二蓄電裝置290，如鉛蓄電池、鋰/離子電池、鎳/金屬 氫化物電池等。該第二支撐桿270位於地面上，該絕緣基 板210、第二能量轉換裝置230、複數第二發光元件250以 •及該第二蓄電裝置290可分別設置於該第二支撐桿270 ’上。另，該第二蓄電裝置290分別與該第二能量轉換裝置 230及該第二電路板250電性連接。 該第二照明單元20同樣可作為路燈設置於道路邊，且 其與該第一照明單元10鄰近設置。該第二照明單元20之 w工作原理為：白天時，該第二能量轉換裝置230可接受太 陽光照，並將太陽光能轉化為電能，進而對該第二蓄電裝 置290充電；夜晚時，該第二蓄電裝置290可藉由該第二 電路板250對該複數第二發光元件250供電以使其發光， 從而對道路進行照明。 可理解，該第一照明單元10與該第二照明單元20可 分別為複數，該複數第一照明單元10及複數第二照明單元 φ 20可並列且相互交替地設置於道路邊以對道路起照明作 用，並降低天氣情況對道路照明之影響，例如，當天氣有 風而陽光不足時，可由第一照明單元10對道路進行照明， 相反地，當陽光充足而風力較弱時，可由第二照明單元20 對道路進行照明。 請一起參閱圖2,為精准控制發電機124對第一蓄電裝 置170充電之過程，以及第一蓄電裝置170對複數第一發 光元件110放電之過程，該第一照明裝置10可進一步包括 一第一控制單元180。具體地，該第一控制單元180設置於 11 200949135 該支撐座130上，其包括一 AC/DC轉換器（AC/DC Converter)182、一第一充放電控制器184及一第一 PWM控 制器（Pulse Width Modulation Controller，即脈寬調製控制 器）186 。 ' 該第一能量轉換裝置120之發電機124及該第一蓄電 裝置170分別與該第一控制單元180電性連接，該第一控 制單元180之第一 PWM控制器186分別與其AC/DC轉換 器182及第一充放電控制器184，以及第一蓄電裝置170 ® 電性連接，該第一控制單元180之工作原理為： 於充電模式下，該第一 PWM控制器186由第一蓄電裝 置170獲得一第一電壓回饋訊號Vi及一第一電流回饋訊號 Ijl，從而提供給AC/DC轉換器182 —第一 PWM輸出訊號 Sjl，該AC/DC轉換器182將該發電機輸出之直流電轉換為 交流電，並經由該第一充放電控制器184控制該第一蓄電 裝置170進行充電。 q 於放電模式下，該第一 PWM控制器186提供給第一充 放電控制器184 —第二PWM輸出訊號S2，以利用該第一 充放電控制器184控制該第一蓄電裝置170對該複數第一 發光元件110進行放電。 請一起參閱圖3，與第一照明單元10所設置之第一控 制單元180相類似，為精准控制第二能量轉換單元20對第 二蓄電裝置290充電之過程及第二蓄電裝置290對複數第 二發光元件250放電之過程，該第二照明裝置290可進一 步包括一第二控制單元280。具體地，該第二控制單元280 12 200949135 包括一 DC/DC 轉換器（DC/DC Converter)282、一第二充放 電控制器284及一第二PWM控制器286。 該第二能量轉換裝置230及該第二蓄電裝置290分別 •與該第二控制單元280電性連接，該第二控制單元280之 •第二PWM控制器286分別與其DC/DC轉換器282及第二 充放電控制器284,以及第二蓄電裝置290電性連接，該第 二控制單元280之工作原理為： 於充電模式下，該第二PWM控制器286由第二蓄電裝 ® 置290獲得一第二電壓回饋訊號V2及一第二電流回饋訊號 12，從而提供給DC/DC轉換器282 —第一 PWM輸出訊號 ，該DC/DC轉換器282對該第二能量轉換裝置230輸出 之交流電進行電壓轉換，並經由該第二充放電控制器284 控制該第二蓄電裝置290進行充電。 於放電模式下，該第二PWM控制器286提供給第二充 放電控制器284 —第二PWM輸出訊號T2，以利用該第二 φ 充放電控制器284控制該第二蓄電裝置290對該複數第二 發光元件250進行放電。 綜上所述，本發明確已符合發明專利之要件，遂依法 提出專利申請。惟，以上所述者僅為本發明之較佳實施方 式，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係本發明實施例提供之照明裝置之結構示意圖。 13 200949135 圖2係圖1所示第一照明單元之工作原理示意圖。 圖3係圖1所示第二照明單元之工作原理示意圖。 【主要元件符號說明】200949135 IX. Description of the Invention: [Technical Field] The present invention relates to a lighting device, and more particularly to a lighting device that illuminates with a light-emitting diode. [Prior Art] At present, the Light Emitting Diode (LED) is gradually replacing the traditional fluorescent lamp or incandescent lamp because of its good light quality (that is, the spectrum emitted by the LED light source) and high luminous efficiency. The illuminating element of the device can be found in the article "Solid-State Lighting: Toward Superior Illumination" by Michael S. Shur et al., Proceedings of the IEEE, Vol. 93, No. 10 (October 11005). However, with the lack of non-renewable energy sources and the promotion of green environmental protection, the use of lighting devices that can be recycled and environmentally friendly has become an urgent need. In view of this, it is necessary to provide an environmentally-friendly and energy-saving lighting device. _ [Description of the Invention] An environmentally-friendly and energy-saving lighting device will be described below by way of examples. An illumination device includes at least one first illumination unit, the first illumination unit includes a plurality of first illumination elements and a first energy conversion unit, and the plurality of first illumination elements are electrically connected to the first energy conversion unit, The first energy conversion unit converts wind energy into electrical energy and supplies power to the plurality of first light-emitting elements to emit light; and at least one second lighting unit disposed adjacent to the first lighting unit, and the second The illumination unit includes a plurality of second light-emitting elements and a second energy conversion unit, and the plurality of second 200949135 light-emitting elements are electrically connected to the second energy conversion unit, and the second energy conversion unit converts the solar energy into electrical energy and the plurality of The two light-emitting elements are powered to cause them to emit light. Compared with the prior art, the lighting device converts wind energy and solar energy into electric energy by using the first and second energy conversion units, respectively, to supply power to the plurality of first and second plurality of light-emitting elements, respectively, thereby satisfying the energy circumscribing Use and environmental protection needs. In addition, the first and second energy conversion units can respectively be a plurality of street lamps and alternately and juxtaposed on the roadside, so that the illumination device® can adapt to weather changes and correspondingly convert solar energy and wind energy to ensure Its work is stable. [Embodiment] Hereinafter, the present invention will be further described in detail with reference to the drawings. Referring to FIG. 1 , a lighting device 100 according to an embodiment of the present invention includes at least one first lighting unit 10 and at least one second lighting unit 20 . The first lighting unit 10 includes a plurality of (ie, a plurality of) first light emitting elements β 110 and a first energy converting unit 120. The plurality of first light-emitting elements 110 can be respectively a light emitting diode (LED). Of course, it can be understood that each of the first light-emitting elements 110 can also be other solid-state light sources, such as fluorescent lamps, incandescent lamps, and the like. The plurality of first light-emitting elements 110 are arranged in an array and disposed on a first circuit board 112. The first circuit board 112 is electrically connected to the plurality of first light-emitting elements 110. The first energy conversion unit 120 includes a windmill 122 and a generator 124. Specifically, the windmill 122 includes a plurality of blades 122a and a rotating shaft 8 200949135 122b, and the plurality of blades 122a are mechanically coupled to the rotating shaft 122b. When the plurality of blades 122a are rotated by the external wind, they can rotate the shaft 122b. The generator 124 includes a rotor 124a and a stator 124b. The rotor 124a is coupled to the rotating shaft 122b of the windmill 122 by a belt 126. When the plurality of blades ma rotates the rotating shaft i22b in the direction indicated by the arrow s in FIG. 1, the rotating shaft 122b can further drive the driving belt 126 to be driven in the directions of arrows Μ and N, and the driving belt 126 further drives the ❹ generator 124. The rotor 124a rotates in the direction indicated by the arrow Ρ. The stator 124b can output electric energy when the rotor 124a rotates, whereby the first energy conversion unit 120 converts wind energy into electric energy. The first lighting unit 10 can further include a support base 13 , a first support rod 150 in the middle, and a first power storage device 17 . The support base 130 is disposed on the ground, and the first push rod 15 , the generator 124 , and the first power storage device 170 are respectively disposed on the support base 13 , and the windmill ι 22 and the first circuit board 112 further The first support rod b0 is disposed on the first support rod 150. The transmission shaft 126 connecting the rotating shaft 122b of the windmill 122 and the rotor 124a of the generator 124 is received in the first support rod 150. The first power storage device 17A may be a lead storage battery, a lithium/ion battery, a nickel/metal hydride battery, or the like, and is electrically connected to the first circuit board 112 and the generator 124, respectively. The first lighting unit 10 can be disposed as a street light on the side of the road. In operation, the electric energy output by the generator 124 charges the first power storage device 170, and the first power storage device 170 further supplies power to the plurality of first light-emitting elements 110 by the first circuit board 112 to make the plural A light-emitting element U 〇 emits light to illuminate the road. 200949135 The second lighting unit 20 includes an insulating substrate 210, a second energy conversion device 230, and a plurality of second light emitting elements 250. Wherein the insulating substrate 210 has a first surface 210a and a second surface 210b, and the second energy conversion device 230 is disposed on the first surface 21〇a. A second circuit board 240 is disposed on the second surface 210b of the insulating substrate 210, and the plurality of second light emitting elements 250 are electrically connected to the second circuit board 240. Preferably, each of the second illuminating elements 250 can be a light emitting diode. Of course, it can be understood that the second illuminating element 250 can also be other solid state light sources, such as fluorescent lamps, incandescent lamps, and the like. The insulating substrate 210 may be made of a hard plate material or a soft plate material. The soft board material may be Polyimide, Polythylene terephthalate (PET), Polycarbonate (PC), Polymethyl Methacrylate (Polymethyl Methacrylate, PMMA), borneol (Arton, Norbornene), etc. The hard plate material may be ceramic, glass, quartz or the like. In the embodiment, the insulating substrate 210 is a glass substrate. The second energy conversion device 230 may specifically be a substrate-based solar cell (single crystal, monocrystalline, amorphous, or amorphous), or a III-V semiconductor material (AlAs, InAs, InP). a solar cell made of GaP, GaAs, GaN or a compound thereof, or a copper indium selenide/copper indium selenide gallium (CIGS/CIS), a cadmium telluride (CdTe) material, an organic material or a light sensitive dye substance. Dy-sensitized solar cell (DSSC). The second lighting unit 20 may further include a second support bar 27〇 and 200949135 a second power storage device 290 such as a lead storage battery, a lithium/ion battery, a nickel/metal hydride battery, or the like. The second support rod 270 is located on the ground, and the insulating substrate 210, the second energy conversion device 230, the plurality of second light-emitting elements 250, and the second power storage device 290 are respectively disposed on the second support rod 270'. In addition, the second power storage device 290 is electrically connected to the second energy conversion device 230 and the second circuit board 250, respectively. The second lighting unit 20 can also be disposed as a street light on the side of the road, and is disposed adjacent to the first lighting unit 10. The working principle of the second lighting unit 20 is: during the daytime, the second energy conversion device 230 can receive the sunlight and convert the solar energy into electrical energy, thereby charging the second power storage device 290; The second power storage device 290 can supply power to the plurality of second light-emitting elements 250 by the second circuit board 250 to illuminate the road. It can be understood that the first lighting unit 10 and the second lighting unit 20 can respectively be plural, and the plurality of first lighting units 10 and the plurality of second lighting units φ 20 can be juxtaposed and alternately arranged on the side of the road to start from the road. Lighting effects and reducing the impact of weather conditions on road lighting, for example, when the weather is windy and the sun is insufficient, the road can be illuminated by the first lighting unit 10, and conversely, when the sun is strong and the wind is weak, the second can be The lighting unit 20 illuminates the road. Referring to FIG. 2 together, in order to accurately control the process of charging the first power storage device 170 by the generator 124 and the process of discharging the first power-emitting device 110 by the first power storage device 170, the first lighting device 10 may further include a first A control unit 180. Specifically, the first control unit 180 is disposed on the support base 130 of the 20092009135, and includes an AC/DC converter (182), a first charge and discharge controller 184, and a first PWM controller. (Pulse Width Modulation Controller, 186). The generator 124 and the first power storage device 170 of the first energy conversion device 120 are electrically connected to the first control unit 180, respectively, and the first PWM controller 186 of the first control unit 180 is respectively converted to AC/DC. The first 182 is electrically connected to the first power storage device 184, and the first power storage device 170 is operated. The first control unit 180 operates in the charging mode, and the first PWM controller 186 is configured by the first power storage device. 170 obtains a first voltage feedback signal Vi and a first current feedback signal Ijl, and is provided to the AC/DC converter 182 - a first PWM output signal Sjl, the AC/DC converter 182 converts the DC output of the generator output It is an alternating current, and the first power storage device 170 is controlled to be charged via the first charge and discharge controller 184. In the discharge mode, the first PWM controller 186 is provided to the first charge and discharge controller 184 - the second PWM output signal S2 to control the first power storage device 170 to the plurality of The first light emitting element 110 performs discharge. Referring to FIG. 3 together, similar to the first control unit 180 provided by the first lighting unit 10, the process of accurately controlling the second power storage device 290 by the second energy conversion unit 20 and the second power storage device 290 are plural. The second illuminating device 290 may further include a second control unit 280. Specifically, the second control unit 280 12 200949135 includes a DC/DC converter (282), a second charge and discharge controller 284, and a second PWM controller 286. The second energy conversion device 230 and the second power storage device 290 are respectively electrically connected to the second control unit 280, and the second PWM controller 286 of the second control unit 280 and its DC/DC converter 282 and The second charging and discharging controller 284 and the second power storage device 290 are electrically connected. The working principle of the second control unit 280 is: in the charging mode, the second PWM controller 286 is obtained by the second power storage device 290. a second voltage feedback signal V2 and a second current feedback signal 12 are provided to the DC/DC converter 282, a first PWM output signal, and the DC/DC converter 282 outputs the alternating current to the second energy conversion device 230. Voltage conversion is performed, and the second power storage device 290 is controlled to be charged via the second charge and discharge controller 284. In the discharge mode, the second PWM controller 286 is provided to the second charge and discharge controller 284 - the second PWM output signal T2 to control the second power storage device 290 to the plurality φ charge and discharge controller 284 The second light emitting element 250 performs discharge. In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application 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 persons skilled in the art in light of the present invention are intended to be included within the scope of the following claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic structural view of a lighting device according to an embodiment of the present invention. 13 200949135 Figure 2 is a schematic diagram showing the working principle of the first lighting unit shown in Figure 1. FIG. 3 is a schematic diagram showing the working principle of the second lighting unit shown in FIG. 1. [Main component symbol description]
照明裝置 100 第一照明單元 10 第二照明單元 20 第一發光元件 110 第一電路板 112 第一能量轉換單元 120 風車 122 發電機 124 葉片 122a 轉軸 122b 轉子 124a 定子 124b 傳動帶 126 支撑座 130 第一支撐桿 150 第一蓄電裝置 170 第一控制單元 180 AC/DC轉換器 182 第一充放電控制器 184 第一 PWM控制器 186 絕緣基板 210 200949135Lighting device 100 first lighting unit 10 second lighting unit 20 first lighting element 110 first circuit board 112 first energy conversion unit 120 windmill 122 generator 124 blade 122a rotating shaft 122b rotor 124a stator 124b transmission belt 126 support seat 130 first support Rod 150 first power storage device 170 first control unit 180 AC/DC converter 182 first charge and discharge controller 184 first PWM controller 186 insulating substrate 210 200949135
第二能量轉換裝置 230 第二電路板 240 第二發光元件 250 第一表面 210a 第二表面 210b 第二支撐桿 270 第二控制單元 280 DC/DC轉換器 282 第二充放電控制器 284 第二PWM控制器 286 第二蓄電裝置 290 箭頭 Μ、N、P、S 15Second energy conversion device 230 second circuit board 240 second light emitting element 250 first surface 210a second surface 210b second support rod 270 second control unit 280 DC/DC converter 282 second charge and discharge controller 284 second PWM Controller 286 second power storage device 290 arrow Μ, N, P, S 15