TW200946812A - Light emitting diode illumination device - Google Patents

Light emitting diode illumination device Download PDF

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Publication number
TW200946812A
TW200946812A TW97116302A TW97116302A TW200946812A TW 200946812 A TW200946812 A TW 200946812A TW 97116302 A TW97116302 A TW 97116302A TW 97116302 A TW97116302 A TW 97116302A TW 200946812 A TW200946812 A TW 200946812A
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Taiwan
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energy
circuit board
rechargeable battery
energy conversion
lighting device
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TW97116302A
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Chinese (zh)
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TWI407039B (en
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Ga-Lane Chen
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Hon Hai Prec Ind Co Ltd
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Abstract

This invention relates to a light emitting diode illumination device. The light emitting diode illumination device includes a number of light emitting diodes, a supporting pole, a first circuit board fixed on the supporting pole, a rechargeable battery and an energy-conversion unit. The first circuit board includes a first surface. The light emitting diodes are arranged on the first surface and electrically connected with the first circuit board. The rechargeable battery is electrically connected with the first circuit board and supplies electric energy to the light emitting diodes. The energy-conversion unit is electrically connected with the rechargeable battery and converts solar energy and wind energy to electric energy to charge the rechargeable battery.

Description

200946812 九、發明說明: 【發明所屬之技術領域】 本發明涉及一種電子裝置,尤其涉及一種發光二極體 照明裝置。 【先前技術】 目前,發光二極體(Light Emitting Diode,LED)因具 0 光質佳(也即LED光源射出之光譜)及發光效率高等特性 而逐漸取代冷陰極螢光燈(Cold Cathode Fluorescent Lamp, CCFL)作為照明裝置之發光元件,具體可參閱Michael S. Shur 等人在文獻 proceedings of the IEEE, Vol. 93,No. 10 (2005 年 10 月)中發表之 “Solid_State Lighting: T〇ward Superior Illumination”一文。 然而,隨著不可再生能源之缺乏以及環保能源之宣 導’利用可循環及環保能源之發光二極體照明裝置成為人 ❹ 們迫切之需要。 【發明内容】 有鑒於此,有必要提供一種能可循環利用及環保能源 之發光二極體照明裝置。 一種發光二極體照明裝置’其包括複數發光二極體、 一個支撐桿、一個安裝在該支樓桿上之第一電路板、一個 可充電電池及一個能量轉換單元。該第一電路板具有一個 第一表面,該複數發光二極體設置在該第一表面上並與該 第一電路板電性連接。該可充電電池籍由與該第一電路板 6 200946812200946812 IX. Description of the Invention: [Technical Field] The present invention relates to an electronic device, and more particularly to a light-emitting diode lighting device. [Prior Art] At present, the Light Emitting Diode (LED) is gradually replacing the cold cathode fluorescent lamp (Cold Cathode Fluorescent Lamp) because of its good light quality (that is, the spectrum emitted by the LED light source) and high luminous efficiency. , CCFL) as a illuminating element of a lighting device, as described in Michael S. Shur et al., "Proceedings of the IEEE, Vol. 93, No. 10 (October 2005)" Solid_State Lighting: T〇ward Superior Illumination" article. However, with the lack of non-renewable energy sources and the promotion of environmentally-friendly energy, the use of light-emitting diode lighting devices that can be recycled and environmentally friendly has become an urgent need. SUMMARY OF THE INVENTION In view of the above, it is necessary to provide a light-emitting diode lighting device that can be recycled and environmentally friendly. A light-emitting diode lighting device includes a plurality of light-emitting diodes, a support rod, a first circuit board mounted on the branch pole, a rechargeable battery, and an energy conversion unit. The first circuit board has a first surface, and the plurality of LEDs are disposed on the first surface and electrically connected to the first circuit board. The rechargeable battery is hosted with the first circuit board 6 200946812

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之,性連接對該複數發光二極體提供電能。該能量轉換單 :::可充電電池電性連接,並將太陽能與風能轉換為電 此對該可充電電池進行充電。 ,先前技術相比,所述發光二極體照明裝置利用能量 轉換單元將太陽能與風能轉換為電能給該複數發光二極體 供電,實現環保能源之可循環利用。 【實施方式】 面將結合附圖,舉以下較佳實施方式並配合圖式詳 細描述如下。 請參閱圖1’為本發明第一實施方式提供之發光二極體 照明裝置100。該發光二極體照明裝置100包括複數發光二 極體10、一個支撐桿2〇、一個安裝在該支撐桿2〇上之第一 電路板30、一個可充電電池4〇、一個能量轉換單元5〇及一 個用於固定該支撐桿20之支撐座60。 該第一電路板30具有一個第一表面31及一個與該第一 表面31相對之第二表面32〇該複數發光二極體1〇設置在該 第一表面31上並與該第一電路板30電性連接。本實施方式 中,每個發光二極體10之直徑為5毫米(mm),功耗25瓦特 (w) ’且以多點矩陣方式排列在該第一表面31上。 該能量轉換單元50包括一個第一能量轉換子單元51及 —個第二能量轉換子單元52。該第一能量轉換子單元51在 本實施方式中為太陽能電池,該第一能量轉換子單元51設 置在該第二表面32上。請一併參閱圖1及圖2,該第一能量 轉換子單元51包括一個前電極51〇、一個透明導電層 7 200946812 511(Transparent Conductive Layer)、一個背電極512(Back Electrode或者Rear Surface Electrode)及一個位於該透明導 電層511與背電極512之間之光伏半導體層s^j^photovoltaic Semiconductor Layer)。太陽光透過該前電極51〇照射到該透 明導電層511上’當該透明導電層5Π受到光照時,該光伏 半導體層513在該前電極510與背電極512之間形成電壓,從 而實現光電轉換。該可充電電池40具有一個正電極41及一 個負電極42。該前電極510與該正電極41電性連接,該背電 ® 極512與該負電極42電性連接,從而該第一能量轉換子單元 51對該可充電電池40進行充電。在本實施方式中,該前電 極510與該正電極41,該背電極511與該負電極42之電性連 接均採用導線連接,該導線隱藏在該支撐桿2〇内部。 該第二能量轉換子單元52包括一個葉片元件53及一個 發電機54。該葉片元件53包括一個本體531、一個轉軸532 及複數葉片533。該複數葉片533分別固定在該轉軸532上, 該轉軸532與該本體531活動連接,該本體531固定在該支撐 ❹桿20上,從而該複數葉片533之旋轉可帶動該轉軸532轉 動。本實施方式中,該本體531固定在該支撐桿20之頂端, 該發電機54及該可充電電池40分別設置在支撐座60上。請 一併參閱圖1及圖3,該發電機54包括一個轉子541及一個定 子542。該轉子541籍由一個傳動帶543與該轉軸532相連 接。該複數葉片533帶動轉軸532沿圖3中箭頭S所示之方向 旋轉以使傳動帶543沿箭頭Μ與N之方向傳動,從而帶動發 電機54之轉子541沿箭頭Ρ所示方向轉動’轉子541轉動以使 8 200946812 . 定子542輸出電壓,使該發電機54發電。該發電機54之電壓 正負輸出端(圖未示)分別與該可充電電池4〇之正電極μ及 負電極42相連形成回路,使該發電機54將電能籍由該可充 電電池40進行儲存。 該傳動帶543隱藏在該支撑桿20内部。可以理解,為延 長該發電機54與該可充電電池4〇之使用壽命,可將該發電 機54與該可充電電池4〇埋在地下。進一步,該發光二極體 照明裝置100還可以包括一個控制單元(圖未示),該控制單 ® 元可以用來控制開啟或關斷該第一能量轉換單元51與該第 二能量轉換單元52。一般情況下,該第二能量轉換單元52 一直處於開啟狀態,而該第一能量轉換單元51在黑夜(一般 設為18:00至次曰6:00,可隨季節及需要更改)時關斷。 本發明第一實施方式提供之發光二極體照明裝置 100’籍由該第一能量轉換子單元51與該第二能量轉換子單 元52分別將太陽能與風能轉換為電能為該複數發光二極體 10提供電源’實現環保能源之可循環利用之同時,保證該 ❹ 發光二極體照明裝置100能長時間進行正常工作。 請參閱圖4,為本發明第二實施方式提供之發光二極體 照明裝置200。本實施方式之發光二極體照明裝置2〇〇與第 一實施方式之發光二極體照明裝置1〇〇區別在於,該發光二 極體照明裝置200還包括一個第二電路板8〇a及一個散熱單 元 70a。 該第二電路板80a安裝在該支撐桿2〇a上且處於相對於 該第一電路板30a之上方,該第二電路板8〇a遠離該第一電 9 200946812 路板30a之一側為第三表面8U,該第一能量轉換子單元5ι& 設置在該第三表面81a上。在本實施方式t,該第二電路板 80a固定在該支撐桿2〇a之頂部。 該本體53la固定在該第一電路板30a與該第二電路板 8〇a之間之支撐桿20a上,該複數葉片533a可以在該第一電 路板30a與該第二電路板8〇a之間自由轉動。 ❹ 該散熱單元70a設置在該第一電路板30a之第二表面 32&上該散熱單元70a包括一個散熱基板71a及複數散熱鰭 片72a該散熱基板71a與該散熱鰭片72a依次設置該第二表 面32a上。在本實施方式中,該散熱基板71&與該散熱鰭片 72a體成型。該散熱基板71a可籍由夾具(圖未示)而固定在 該第表面32a上。該複數發光二極體1〇3工作時所散發之 熱宜籍由該散熱鰭片72a散發到空氣中去。 虡複數葉片533a繞該本體531&轉動將風能轉換為電能 之同,,该複數葉片533a之轉動還能使該散熱單元7〇a附近 之空氣流通加快’從而使該散熱鰭片❿快速帶走該複數 光二極體10a工作時所散發之熱量。 本發明第一實施方式提供之發光二極體照明裝置 200’除具有本發明第—實施方式之有益效果之外還能利 用該複數葉片533a之轉動使附近之空氣流通加快,從 該複數發光二極體1Gajl作時所散發之熱量更快之散 大氣中去。;f僅該發光二極體照明裝置2⑻之安全性得 高’同時該發光二極體照職置細之使用壽命得到延長。 鉍上所述,本發明符合發明專利要件,爱依法提出專 200946812 利申請。惟,以 所述者僅為本發明之較佳實施 發明之範圍並不以上逃實 難貫施方式,本 + ^ &方式為限,舉凡熟悉本案技藝 之人士祕树以精心狀等邮 = 蓋於以下申請專利範圍内。 變匕白應涵 【圖式簡單說明】 極體照明裝 圖1為本發明第-實施方式提供之發光二 置示意圖。 e ❹ 單元=二發光二極體_置之第-能量轉換子 能量轉換子 極體照明裝 圖3為圖1中發光二極體照明裝置之第二 單元之結構示意圖。 ~ 圖4為本發明第一實施方式提供之發光二 置示意圖。 【主要元件符號說明】 發光二極體照明裝置100、200 發光二極體 支撐桿 20、20a 第一電路板 可充電電池 40 能量轉換單元 支撐座 60 第一表面 第二表面 32、32a 前電極 第一能量轉換子單元51、51a 背電極 第二能量轉換子單元52 透明導電層 光伏半導體層 513 正電極 負電極 42 葉片元件 本體 531、531a 發電機 10 30 31 10a 30a 50 31a 510 512 511 41 53 54 11 200946812 葉片 533、533a 轉轴 532 轉子 541 定子 542 傳動帶 543 第二電路板 80a 散熱單元 70a 第三表面 81a 散熱基板 71a 散熱縛片 72aThe sexual connection provides electrical energy to the plurality of light emitting diodes. The energy conversion list ::: The rechargeable battery is electrically connected and converts solar energy and wind energy into electricity to charge the rechargeable battery. Compared with the prior art, the light-emitting diode lighting device converts solar energy and wind energy into electric energy by using an energy conversion unit to supply power to the plurality of light-emitting diodes, thereby realizing recycling of environmentally-friendly energy. [Embodiment] The following preferred embodiments will be described in detail below with reference to the accompanying drawings. Please refer to Fig. 1' for a light-emitting diode lighting device 100 according to a first embodiment of the present invention. The LED device 100 includes a plurality of LEDs 10, a support rod 2, a first circuit board 30 mounted on the support rod 2, a rechargeable battery 4, and an energy conversion unit 5. And a support base 60 for fixing the support rod 20. The first circuit board 30 has a first surface 31 and a second surface 32 opposite to the first surface 31. The plurality of LEDs 1 are disposed on the first surface 31 and coupled to the first circuit board. 30 electrical connections. In the present embodiment, each of the light-emitting diodes 10 has a diameter of 5 mm (mm) and consumes 25 watts (w) ′ and is arranged on the first surface 31 in a multi-dot matrix. The energy conversion unit 50 includes a first energy conversion subunit 51 and a second energy conversion subunit 52. The first energy conversion subunit 51 is a solar cell in the present embodiment, and the first energy conversion subunit 51 is disposed on the second surface 32. Referring to FIG. 1 and FIG. 2 together, the first energy conversion subunit 51 includes a front electrode 51〇, a transparent conductive layer 7 200946812 511 (Transparent Conductive Layer), and a back electrode 512 (Back Electrode or Rear Surface Electrode). And a photovoltaic semiconductor layer s^j^photovoltaic semiconductor layer between the transparent conductive layer 511 and the back electrode 512. The sunlight is irradiated onto the transparent conductive layer 511 through the front electrode 51. When the transparent conductive layer 5 is illuminated, the photovoltaic semiconductor layer 513 forms a voltage between the front electrode 510 and the back electrode 512, thereby realizing photoelectric conversion. . The rechargeable battery 40 has a positive electrode 41 and a negative electrode 42. The front electrode 510 is electrically connected to the positive electrode 41. The back power electrode 512 is electrically connected to the negative electrode 42 such that the first energy conversion subunit 51 charges the rechargeable battery 40. In the present embodiment, the front electrode 510 and the positive electrode 41, and the electrical connection between the back electrode 511 and the negative electrode 42 are connected by wires, and the wires are hidden inside the support rod 2〇. The second energy conversion subunit 52 includes a blade member 53 and a generator 54. The blade member 53 includes a body 531, a rotating shaft 532, and a plurality of blades 533. The plurality of blades 533 are respectively fixed on the rotating shaft 532. The rotating shaft 532 is movably connected to the main body 531. The main body 531 is fixed on the supporting mast 20, so that the rotation of the plurality of blades 533 can drive the rotating shaft 532 to rotate. In this embodiment, the body 531 is fixed to the top end of the support rod 20, and the generator 54 and the rechargeable battery 40 are respectively disposed on the support base 60. Referring to Figures 1 and 3 together, the generator 54 includes a rotor 541 and a stator 542. The rotor 541 is coupled to the rotating shaft 532 by a belt 543. The plurality of blades 533 rotate the rotating shaft 532 in the direction indicated by the arrow S in FIG. 3 to drive the belt 543 in the directions of arrows Μ and N, thereby rotating the rotor 541 of the generator 54 in the direction indicated by the arrow '. In order to make 8 200946812 . The stator 542 outputs a voltage, so that the generator 54 generates electricity. The positive and negative voltage output terminals (not shown) of the generator 54 are respectively connected to the positive electrode μ and the negative electrode 42 of the rechargeable battery 4 to form a loop, so that the generator 54 stores the electric energy by the rechargeable battery 40. . The drive belt 543 is hidden inside the support rod 20. It will be appreciated that to extend the useful life of the generator 54 and the rechargeable battery 4, the generator 54 and the rechargeable battery 4 can be buried underground. Further, the LED lighting device 100 may further include a control unit (not shown), and the control unit can be used to control the first energy conversion unit 51 and the second energy conversion unit 52 to be turned on or off. . In general, the second energy conversion unit 52 is always in an on state, and the first energy conversion unit 51 is turned off in the dark (generally set to 18:00 to 6:00, which can be changed with the season and needs). . The LED device 100' according to the first embodiment of the present invention converts solar energy and wind energy into electric energy by the first energy conversion subunit 51 and the second energy conversion subunit 52, respectively. The body 10 provides a power source to achieve environmentally-friendly energy recycling while ensuring that the illuminating diode illuminating device 100 can perform normal operation for a long time. Please refer to FIG. 4, which illustrates a light-emitting diode illumination device 200 according to a second embodiment of the present invention. The illuminating diode illuminating device 2 of the present embodiment is different from the illuminating diode illuminating device 1 of the first embodiment in that the illuminating diode illuminating device 200 further includes a second circuit board 8 〇 a and A heat dissipation unit 70a. The second circuit board 80a is mounted on the support bar 2〇a and above the first circuit board 30a, and the second circuit board 8〇a is away from the first power 9 200946812 one side of the road board 30a is The third surface 8U, the first energy conversion subunit 5ι & is disposed on the third surface 81a. In the present embodiment t, the second circuit board 80a is fixed to the top of the support bar 2〇a. The main body 53la is fixed on the support rod 20a between the first circuit board 30a and the second circuit board 8A. The plurality of blades 533a can be on the first circuit board 30a and the second circuit board 8A. Free to rotate between. The heat dissipating unit 70a is disposed on the second surface 32 of the first circuit board 30a. The heat dissipating unit 70a includes a heat dissipating substrate 71a and a plurality of heat dissipating fins 72a. The heat dissipating substrate 71a and the heat dissipating fins 72a are sequentially disposed. On the surface 32a. In the present embodiment, the heat dissipation substrate 71 & is formed integrally with the heat dissipation fin 72a. The heat dissipation substrate 71a can be fixed to the first surface 32a by a jig (not shown). The heat accommodating heat emitted by the plurality of light-emitting diodes 1 〇 3 is radiated into the air by the heat radiating fins 72a. The plurality of blades 533a rotate around the body 531& to convert wind energy into electric energy, and the rotation of the plurality of blades 533a can also accelerate the air circulation near the heat dissipating unit 7〇a, thereby making the heat dissipating fins fast. The heat emitted by the plurality of photodiodes 10a during operation. In addition to the beneficial effects of the first embodiment of the present invention, the light-emitting diode illuminating device 200' according to the first embodiment of the present invention can utilize the rotation of the plurality of blades 533a to accelerate the circulation of air in the vicinity, from the plurality of light-emitting lights The heat emitted by the polar body 1Gajl is faster in the atmosphere. ;f only the safety of the light-emitting diode lighting device 2 (8) is high, and the service life of the light-emitting diode is increased. As described above, the present invention complies with the requirements of the invention patent, and loves to file a special application for 200946812. However, the above description is only the scope of the preferred embodiment of the present invention, and the above-mentioned + ^ & mode is limited, and those who are familiar with the skill of the present invention are careful to wait for the mail = Covered in the scope of the following patent application.匕白应涵 [Simplified description of the drawings] Pole illuminating device Fig. 1 is a schematic diagram of a illuminating device according to a first embodiment of the present invention. e ❹ unit = two light-emitting diodes - the first energy-converter energy converter sub-body lighting device Figure 3 is a schematic view of the second unit of the light-emitting diode lighting device of Figure 1. 4 is a schematic diagram of a light emitting device according to a first embodiment of the present invention. [Description of main component symbols] LED illuminating device 100, 200 LED support bar 20, 20a First circuit board rechargeable battery 40 Energy conversion unit support 60 First surface Second surface 32, 32a Front electrode An energy conversion subunit 51, 51a Back electrode Second energy conversion subunit 52 Transparent conductive layer Photovoltaic semiconductor layer 513 Positive electrode Negative electrode 42 Blade element body 531, 531a Generator 10 30 31 10a 30a 50 31a 510 512 511 41 53 54 11 200946812 Blade 533, 533a Shaft 532 Rotor 541 Stator 542 Drive belt 543 Second circuit board 80a Heat sink unit 70a Third surface 81a Heat sink substrate 71a Heat sink tab 72a

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Claims (1)

200946812 十、申請專利範圍 1. 一種發光二極體照明裝置,其包括複數發光二極體、一 個支撐桿及一個安裝在該支撐桿上之第一電路板,該第 一電路板具有一個第一表面,該複數發光二極體設置在 該第一表面上並與該第一電路板電性連接,其改良在 於,該發光二極體照明裝置還包括一個可充電電池及一 個能量轉換單元,該可充電電池籍由與該第一電路板之 電性連接對該複數發光二極體提供電能,該能量轉換單 ® 元與該可充電電池電性連接,並將太陽能與風能轉換為 電能對該可充電電池進行充電。 2. 如申請專利範圍第1項所述之發光二極體照明裝置,其 中,所述能量轉換單元包括一個第一能量轉換子單元及 一個第二能量轉換子單元,該第一能量轉換子單元將太 陽能轉換為電能對該可充電電池進行充電,該第二能量 轉換子單元將風能轉換為電能對該可充電電池進行充 電。 ® 3.如申請專利範圍第2項所述之發光二極體照明裝置,其 中,所述第一能量轉換子單元為太陽能電池,該第一電 路板還具有一個與該第一表面相對之第二表面,該第一 能量轉換子單元設置在該第二表面上,該可充電電池具 有一個正電極及一個負電極,該第一能量轉換子單元包 括一個前電極及一個背電極,該前電極與該正電極電性 連接,該背電極與該負電極電性連接。 4.如申請專利範圍第2項所述之發光二極體照明裝置,其 13 200946812 中,所述第一能量轉換子單元為太陽能電池,該發光二 » 極體照明裝置還包括一個第二電路板,該第二電路板安 裝在該支撐桿上且處於相對於該第一電路板之上方,該 第二電路板遠離該第一電路板之一側為第三表面,該第 一能量轉換子單元設置在該第三表面上,該可充電電池 具有一個正電極及一個負電極,該第一能量轉換子單元 包括一個前電極及一個背電極,該前電極與該正電極電 性連接,該背電極與該負電極電性連接。 ❹ 5.如申請專利範圍第2項所述之發光二極體照明裝置,其 中,所述第二能量轉換子單元包括一個葉片元件及一個 發電機,該葉片元件使該發電機將風能轉換為電能並將 電能籍由該可充電電池進行儲存,該發光二極體照明裝 置還包括一個支撐座,該支撐桿固定在該支撐座上,該 可充電電池及該發電機分別設置在該支撐座上。 6.如申請專利範圍第5項所述之發光二極體照明裝置,其 中,所述葉片元件包括一個本體、一個轉軸及複數葉 ® 片,該複數葉片分別固定在該轉軸上,該轉軸活動連接 在該本體上’該本體固定在該支撐桿上。 7·如申請專利範圍第4項所述之發光二極體照明裝置,其 中,所述第一電路板還具有一個與該第一表面相對之第 二表面,該發光二極體照明裝置還包括一個散熱單元, 該散熱單元設置在該第二表面上。 8.如申請專利範圍第7項所述之發光二極體照明裝置,其 中,所述散熱單元包括一個散熱基板及複數散熱鰭片, 14 200946812 ‘ 該散熱基板與該複數散熱鰭片依次設置該第二表面上。 * 9.如申請專利範圍第8項所述之發光二極體照明裝置,其 中,所述散熱基板與該複數散熱鰭片一體成型。200946812 X. Patent Application Range 1. A light-emitting diode lighting device comprising a plurality of light-emitting diodes, a support rod and a first circuit board mounted on the support rod, the first circuit board having a first The surface of the plurality of light-emitting diodes is disposed on the first surface and electrically connected to the first circuit board. The improvement is that the light-emitting diode lighting device further includes a rechargeable battery and an energy conversion unit. The rechargeable battery provides electrical energy to the plurality of LEDs by electrically connecting to the first circuit board, and the energy conversion unit is electrically connected to the rechargeable battery, and converts solar energy and wind energy into electrical energy pairs. The rechargeable battery is charged. 2. The illuminating diode lighting device of claim 1, wherein the energy conversion unit comprises a first energy conversion subunit and a second energy conversion subunit, the first energy conversion subunit The rechargeable battery is charged by converting solar energy into electrical energy, and the second energy conversion subunit converts wind energy into electrical energy to charge the rechargeable battery. 3. The light-emitting diode lighting device of claim 2, wherein the first energy conversion subunit is a solar cell, and the first circuit board further has a first surface opposite to the first surface a second surface, the first energy conversion subunit is disposed on the second surface, the rechargeable battery has a positive electrode and a negative electrode, the first energy conversion subunit includes a front electrode and a back electrode, the front electrode The positive electrode is electrically connected to the positive electrode, and the back electrode is electrically connected to the negative electrode. 4. The illuminating diode illuminating device of claim 2, wherein, in 13 200946812, the first energy conversion subunit is a solar cell, and the illuminating two-pole illuminating device further comprises a second circuit a second circuit board mounted on the support bar and above the first circuit board, the second circuit board being away from the side of the first circuit board as a third surface, the first energy converter The unit is disposed on the third surface, the rechargeable battery has a positive electrode and a negative electrode, the first energy conversion subunit includes a front electrode and a back electrode, and the front electrode is electrically connected to the positive electrode, The back electrode is electrically connected to the negative electrode. 5. The illuminating diode lighting device of claim 2, wherein the second energy conversion subunit comprises a blade element and a generator, the blade element causing the generator to convert wind energy For the electric energy and storing the electric energy by the rechargeable battery, the LED lighting device further includes a support base fixed on the support base, and the rechargeable battery and the generator are respectively disposed on the support On the seat. 6. The illuminating diode lighting device of claim 5, wherein the blade element comprises a body, a rotating shaft and a plurality of blades, wherein the plurality of blades are respectively fixed on the rotating shaft, and the rotating shaft is movable. Attached to the body 'the body is fixed to the support rod. The illuminating diode illuminating device of claim 4, wherein the first circuit board further has a second surface opposite to the first surface, the illuminating diode lighting device further comprising a heat dissipation unit, the heat dissipation unit being disposed on the second surface. 8. The illuminating diode illuminating device of claim 7, wherein the heat dissipating unit comprises a heat dissipating substrate and a plurality of heat dissipating fins, 14 200946812 'the heat dissipating substrate and the plurality of heat dissipating fins are sequentially disposed On the second surface. The light-emitting diode lighting device of claim 8, wherein the heat-dissipating substrate is integrally formed with the plurality of heat-dissipating fins. 1515
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