M438585 五、新型說明： 【新型所屬之技術領域】 本創作係關於一種省電照明裝£，尤指_ 圍環境照度而自動控制照明亮度的省電照明裝置。’則周 【先前技術】M438585 V. New description: [New technical field] This creation is about a kind of energy-saving lighting device, especially the power-saving lighting device that automatically controls the brightness of the illumination around the ambient illumination. Weekly [prior art]
於曰常生活的照明需求中’一般室内之環境照度係較 佳為_〜45〇流明’辦公作業或會議之環境照度係較 300〜800流明，商業場所之環境照度係較佳為咖流明已 上；其中，習知室内照明裝置係一般為固定照度之燈管或 燈泡，—，由於白天陽光照射的緣&，例如室内靠近窗 戶之位置，特定位置可能無需額外或過度照明，而導致昭 明能源的浪費，換言之，以室内整體要求之均勻照明而言 不同位置需要的照明強度係不盡相同。 另一方面，習知技術中另有一種感應照明裝置，其係 藉由紅外線光感測器來驅動開關照明光源，一般裝設於例 如走道、樓梯間等無需恆常照明的場所，以使當有人通過 時開啟該照明光源，據此，可達成節能省電之目的；然而， 上述之感應照明裝置係僅藉由紅外線光感測器驅動照明光 源之開關，而只能達成完全有或完全無照明之型式，即全 亮或全暗之型式，因此，此種感應照明裝置不適合作為恆 常照明的場所之照明設備。 【新型内容】 3 M438585 本創作的目的係提供一種省電照明裝置，其係可感測 周圍環境照度並調整控制本身所發出之光強度，而可達成 節能省電之目的。 為達上述目的，本創作係提供一種省電照明裝置，包 含：一照明單元，係具有一安裝座及與該安裝座結合之一 LED燈源，且該安裝座中係設置有一電路板；一光感測單 元，係與於該電路板連接，用於根據周圍環境照度對應輸 $ 出一感測訊號；以及一驅動控制單元，係設置於該電路板 上並與該光感測單元及該LED燈源電性連接，該驅動控制 單元係接收該感測訊號而產生一驅動訊號，該LED燈源係 根據該驅動訊號而產生相對應之光強度。 上述之省電照明裝置中，該驅動控制單元係包含一 LED驅動控制1C，其係根據該感測訊號而產生該驅動訊 號，用以定電流控制該LED燈源而線性地調整其光強度； 其中，該LED驅動控制1C所產生之驅動訊號係為類比式 φ 訊號或數位式訊號。 上述之省電照明裝置中，該光感測單元係包含一光敏 電阻，該感測訊號係為電流值或電壓值。 上述之省電照明裝置中，該LED燈源係為具有LED 陣列之一燈管或一燈泡。 上述之省電照明裝置中，該安裝座係具有一透明窗 口，該透明窗口係對應該光感測單元的位置。 上述之省電照明裝置中，該光感測單元係設置於該安 裝座上並藉由一導線與電路板連接。 4 M438585 因此，上述本創作之省電照明裝置係可根據不同之周 圍環境照度而控制省電照明裝置所產生之光強度，而可避 免如習知在環境照度已足夠的狀況下無法調整燈源強度而 導致能源浪費之缺點，進而達成節能省電之目的。 【實施方式】 為充分瞭解本創作之目的、特徵及功效，茲藉由以下 •之具體實施例，並配合所附圖式，對本創作做一詳細說明， 說明如後： 請參照第1圖至第3A圖，第1圖係示例本創作第一實 施例之省電照明裝置之示意圖；第2圖係本創作第一實施 例之方塊圖；第3A圖係本創作第一實施例之省電照明裝置 之剖面不意圖。 如圖所示，本創作第一實施例之省電照明裝置係用於 依照環境亮度而對應產生不同照度之光線，主要包含照明 ® 單元10、光感測單元2〇及驅動控制單元3〇 ;其中，照明 單兀係具有安装座η及與該安裝座π結合之led燈 源12，且該安裝座u中係設置有一電路板13 ;光感測單 元係與該電路板13連接，用於根據周圍環境照度1〇〇 對應輸出一感測訊號；驅動控制單元30係設置於該電路板 13上並與該光感測單元20及該LED燈源12電性連接，該 驅動控制單元3 〇係接收該感測訊號而產生一驅動訊號，該 LED燈源12係根據該驅動訊號而產生相對應之光強度。 本創作第一實施例之省電照明裝置中，該驅動控制單 5 M438585 元30係包含一 LED驅動控制IC，其係根據該感測訊號產 生驅動訊號，用以定電流控制該LED燈源12而線性地調 整其光強度；於本實施例中，該LED驅動控制1C係可例 如為AP 1909驅動1C，其產生之驅動訊號係為類比式訊 號，且為一種開迴路控制，並以定電流驅動的方式控制該 LED燈源12,以線性地調整輸出至該LED燈源12的電壓， 進而控制該LED燈源12所發出之光強度；此外，LED驅 I 動控制1C係不限於類比式控制，該LED驅動控制1C所產 生之驅動訊號係可為數位式訊號，例如包含 MCU(Microcontroller)之LED驅動控制1C等，其係可依照 使用需求、調光所需之解析度及電路設計等考量而進行變 化。 本創作第一實施例之省電照明裝置中，該光感測單元 20係包含一光敏電阻，例如硫化鎘（CdS)光敏電阻，其阻抗 值大小係與光照度呈線性相關，且該光感測單元20所產生 • 之感測訊號係為電流值或電壓值，以負係數光敏電阻作為 示例，當周圍環境照度100愈大時，該光感測單元20之阻 抗愈小，由該光感測單元20輸出之電流愈大；而當周圍環 境照度100愈小時，該光感測單元20之阻抗愈大，由該光 感測單元20輸出之電流愈小；因此，該光感測單元20係 可根據周圍環境照度100對應輸出不同大小之電流值的感 測訊號。 作為本創作第一實施例應用之電路的示例說明’其 中，該驅動控制單元30係包含AP1909之LED驅動控制 6 M438585 IC，且該光感測單元20係包含光敏電阻，其中，LED驅動 控制1C係固有複數個接腳，該等接腳係分別具有各別之定 義，例如配置連接電壓源、LED燈源、接地、外部驅動 MOSFET、PWM調光輸入、邏輯電路之内部電壓源輸入、 線性調光輸入及外部電阻之頻率控制等，該光感測單元20 之光敏電阻係電性連接至用於線性調光輸入之接腳；當該 光感測單元20之光敏電阻依周圍環境照度而對應輸出不同 ^ 電流值之感測訊號，該感測訊號係傳送至該驅動控制單元 30之LED驅動控制1C，以使該LED驅動控制1C根據該 感測訊號而對應輸出不同電壓值之驅動訊號，藉此，該LED 燈源12係產生不同之光強度，進而調控環境之照明。然而， 應用本創作之電路配置當然不限於本實施例所示例，其係 可依照實際規格需求及所採用之電子元件進行變化。 請參照第3A圖並配合第1圖，本創作第一實施例之省 電照明裝置中，該安裝座11係具有一透明窗口 14，該透明 • 窗口 14係對應該光感測單元20的位置，用以使該光感測 單元20可感測周圍環境之照度；此外，該光感測單元20 之設置位置係不限於此，例如，該光感測單元20係設置於 該安裝座11上，如第3B圖所示之透明窗口 14的内表面， 並藉由一導線15與電路板13連接，或者如第3C圖及第 3D圖所示，該光感測單元20亦可設置於該安裝座11之外 部，並藉由導線15電性連接於該安裝座11内部之電路板 13,以使該省電照明裝置藉由光感測單元20達成感測周圍 環境之照度的功效。 7 M438585 如第2圖及第3A圖所示，於本實施例中，該光感測單 π 20與該驅動控制單元30係設置於雙面電路板η上相對 之兩面，然其係不限於此，其係可依實際電路設計之需求 而设置於雙面或單面之電路板。 本創作第一實施例之省電照明裝置中，該LED燈源12 • 係為具有LED陣狀—燈管，led係為由電流驅動之光電 7L件，其係可依據輸入之驅動電壓或電流大小而改變 φ 產生之光強度，據此，本創作第一實施例之省電照明裝置 可藉由該光感測單元2〇及該驅動控制單元3〇達成單一燈 官之照明亮度控制，此外，本創作之LED燈源係不限於燈 笞之型式，其亦可為具有LED陣列之一燈泡，而可達成於 單一照明裝置上進行控制之功效。 第4圖係為本創作第二實施例中應用省電照明裝置的 示意圖；請參照第4圖並配合上述第丨至3圖，本創作第 • 二實施例係於具有對外窗戶200之-室内空間内裝設複數 :· 個上述第一實施例之省電照明裝置ι，，ι” ，如圖中所示本 創作之省電照明裝置丨，，丨，，之總數係為六，省電照明裝置 1’，1”係分別藉由該光感測單元感測周圍環境照度1〇〇，並 分別藉由該驅動控制單元控制之省電照明裝置丨，的led燈 源所發出之光強度，據此，由於白天陽光光線之照射，使 得室内靠近窗戶200之周圍環境照度較強，故靠近窗戶2〇〇 之省電照明裝置Γ的照度係相較於相對遠離窗戶之省 電照明裝置1”的照度為低，據此，藉由全部的省電照明裝 置1’,1”可提供室内環境足夠之照日月，並可感漁J白天陽光之 8 M438585 照射強度而並自動調整所裝設的省電照明裝置匕 =於習知日光燈管之照明係可達成節省—半以上電力^ 因此，上述本創作第一實施例及第二實施 =置係可根據不同之周圍環境照度而控制省電照= 斤產生之光強度，而可避免如習知在環境昭戶 ^ 況下無法調整燈源強度而導致能源㈣之缺ς而達大 節能省電之目的。 延向違成 本創作在上文中已以較佳實施例揭露，然熟習 術者應理解的是，該實施例僅用於描繪本創作，而不岸解 f為限制本創作之範圍。應注意的是，舉凡與該實施例等 效之支化與置換，均應設為涵蓋於本創作之範如。因此， 本創作之倾範圍當以申請專利範圍所界定者為準。 【圖式簡單說明】 第1圖係示例本創作第一實施例之方塊圖。 第2圖係本創作第一實施例之省電照明裝置之示意圖。 第3 A-3D圖係本創作第一實施例之省電照明裝置中安 裝座之剖面示意圖。 第4圖係為本創作第二實施例中應用省電照明裝置的 示意圖。 【主要元件符號說明】 J Γ sl" 省電照明裝置 M438585 10 照明單元 11 安裝座 12 LED燈源 13 電路板 14 透明窗口 15 導線 20 光感測單元 30 驅動控制單元 200 窗戶 100 周圍環境照度In the lighting demand of Chang's life, 'the general indoor illumination is better _~45〇 lumens'. The environmental illumination of office work or meetings is 300~800 lumens. The environmental illumination of commercial places is better. Wherein, the conventional indoor lighting device is generally a lamp or a bulb with a fixed illumination, - due to the edge of the daylight, such as the location of the room near the window, the specific location may not require additional or excessive illumination, resulting in Zhaoming The waste of energy, in other words, the uniform intensity of lighting required for different locations in terms of indoor uniformity is not the same. On the other hand, there is another inductive illumination device in the prior art, which uses an infrared light sensor to drive a switch illumination source, which is generally installed in a place such as a walkway, a stairwell, etc., which does not require constant illumination, so that When the light source is turned on, the energy saving power can be achieved according to the above; however, the above-mentioned induction lighting device only drives the switch of the illumination light source by the infrared light sensor, and can only achieve complete or no The type of illumination, that is, the full-bright or full-dark type, therefore, such an inductive lighting device is not suitable as a lighting device for a constant lighting place. [New Content] 3 M438585 The purpose of this creation is to provide a power-saving lighting device that senses the ambient illumination and adjusts the intensity of light emitted by the control itself to achieve energy saving. In order to achieve the above objective, the present invention provides a power-saving lighting device, comprising: a lighting unit having a mounting base and an LED light source combined with the mounting seat, and a circuit board is disposed in the mounting seat; The light sensing unit is connected to the circuit board for outputting a sensing signal according to the ambient illumination; and a driving control unit is disposed on the circuit board and coupled to the light sensing unit and the light sensing unit The LED light source is electrically connected, and the driving control unit receives the sensing signal to generate a driving signal, and the LED light source generates a corresponding light intensity according to the driving signal. In the above-mentioned power-saving lighting device, the driving control unit includes an LED driving control 1C, which generates the driving signal according to the sensing signal, and controls the LED light source to adjust the light intensity linearly; The driving signal generated by the LED driving control 1C is an analog type φ signal or a digital signal. In the above-mentioned power-saving lighting device, the light sensing unit includes a photoresistor, and the sensing signal is a current value or a voltage value. In the above-mentioned power-saving lighting device, the LED light source is a lamp tube or a light bulb having an LED array. In the above-mentioned power-saving lighting device, the mounting base has a transparent window corresponding to the position of the light sensing unit. In the above-mentioned power-saving lighting device, the light sensing unit is disposed on the mounting base and connected to the circuit board by a wire. 4 M438585 Therefore, the above-mentioned power-saving lighting device can control the light intensity generated by the power-saving lighting device according to different ambient illumination, and can avoid the fact that the light source cannot be adjusted if the ambient illumination is sufficient. The strength leads to the waste of energy, and thus achieves the purpose of energy saving. [Embodiment] In order to fully understand the purpose, features and effects of this creation, the following is a detailed description of the creation by the following specific examples, and with reference to the drawings, as follows: Please refer to Figure 1 to 3A, FIG. 1 is a schematic diagram showing a power-saving lighting device of the first embodiment of the present invention; FIG. 2 is a block diagram of the first embodiment of the present creation; FIG. 3A is a power saving method of the first embodiment of the present creation The section of the lighting device is not intended. As shown in the figure, the power-saving lighting device of the first embodiment of the present invention is configured to generate light of different illumination according to ambient brightness, and mainly includes a lighting unit 10, a light sensing unit 2, and a driving control unit 3; The illumination unit has a mounting base η and a led light source 12 coupled to the mounting seat π, and the mounting base u is provided with a circuit board 13; the light sensing unit is connected to the circuit board 13 for The driving control unit 30 is disposed on the circuit board 13 and electrically connected to the light sensing unit 20 and the LED light source 12, and the driving control unit 3 Receiving the sensing signal to generate a driving signal, the LED light source 12 generates a corresponding light intensity according to the driving signal. In the power-saving lighting device of the first embodiment of the present invention, the driving control unit 5 M 438 585 30 includes an LED driving control IC for generating a driving signal according to the sensing signal for controlling current to control the LED light source 12 . In the present embodiment, the LED driving control 1C can be, for example, an AP 1909 driving 1C, and the driving signal generated is analog signal, and is an open loop control and has a constant current. The LED light source 12 is controlled in a driving manner to linearly adjust the voltage output to the LED light source 12, thereby controlling the light intensity emitted by the LED light source 12; in addition, the LED drive control 1C is not limited to analogy Control, the driving signal generated by the LED driving control 1C can be a digital signal, such as an LED driver control 1C including an MCU (Microcontroller), which can be used according to the needs of use, resolution required for dimming, circuit design, etc. Change with consideration. In the power-saving lighting device of the first embodiment of the present invention, the light sensing unit 20 includes a photoresistor, such as a cadmium sulfide (CdS) photoresistor, and the magnitude of the impedance is linearly related to the illuminance, and the light sensing is performed. The sensing signal generated by the unit 20 is a current value or a voltage value, and a negative coefficient photoresistor is taken as an example. When the ambient illuminance 100 is larger, the impedance of the light sensing unit 20 is smaller, and the light is sensed. The larger the current outputted by the unit 20 is, the smaller the impedance of the light sensing unit 20 is, the smaller the current output by the light sensing unit 20 is. Therefore, the light sensing unit 20 is The sensing signals of different current values can be output according to the ambient illuminance 100. As an example of the circuit to which the first embodiment of the present invention is applied, the drive control unit 30 includes an LED drive control 6 M438585 IC of the AP 1909, and the light sensing unit 20 includes a photoresistor, wherein the LED drive control 1C There are a plurality of pins inherently, and the pins have respective definitions, such as configuring a connection voltage source, an LED light source, a ground, an external drive MOSFET, a PWM dimming input, an internal voltage source input of a logic circuit, and a linear tone. The light-sensing of the light-sensing unit 20 is electrically connected to the pin for the linear dimming input; when the photo-resistance of the photo-sensing unit 20 corresponds to the ambient illumination And outputting a sensing signal of different current values, the sensing signal is transmitted to the LED driving control 1C of the driving control unit 30, so that the LED driving control 1C correspondingly outputs driving signals of different voltage values according to the sensing signal, Thereby, the LED light source 12 generates different light intensities, thereby regulating the illumination of the environment. However, the circuit configuration to which the present invention is applied is of course not limited to the example shown in this embodiment, and can be changed in accordance with actual specification requirements and electronic components used. Referring to FIG. 3A and FIG. 1 , in the power-saving lighting device of the first embodiment of the present invention, the mounting base 11 has a transparent window 14 corresponding to the position of the light sensing unit 20 . The light sensing unit 20 can be used to sense the illumination of the surrounding environment. The position of the light sensing unit 20 is not limited thereto. For example, the light sensing unit 20 is disposed on the mounting base 11 . The inner surface of the transparent window 14 as shown in FIG. 3B is connected to the circuit board 13 by a wire 15, or as shown in FIGS. 3C and 3D, the light sensing unit 20 can also be disposed on the The circuit board 13 is electrically connected to the circuit board 13 inside the mounting base 11 by the wire 15 to enable the power-saving lighting device to achieve the effect of sensing the illumination of the surrounding environment by the light sensing unit 20. 7 M438585 As shown in FIG. 2 and FIG. 3A , in the embodiment, the light sensing unit π 20 and the driving control unit 30 are disposed on opposite sides of the double-sided circuit board η, but the invention is not limited thereto. Therefore, it can be disposed on a double-sided or single-sided circuit board according to the requirements of the actual circuit design. In the power-saving lighting device of the first embodiment of the present invention, the LED light source 12 is provided with an LED array-light tube, and the LED is a photoelectrically driven 7L piece driven by a current, which can be driven according to the input driving voltage or current. The light intensity generated by φ is changed by the size, and accordingly, the power-saving lighting device of the first embodiment of the present invention can achieve the illumination control of the single lamp by the light sensing unit 2 and the driving control unit 3, The LED light source of the present invention is not limited to the type of the lamp, and it can also be a light bulb having one of the LED arrays, and can be controlled by a single lighting device. Figure 4 is a schematic view showing the application of the power-saving lighting device in the second embodiment of the present invention; with reference to Figure 4 and in conjunction with the above Figures 3 to 3, the second embodiment of the present invention is provided with an external window 200 - indoor The space is provided with a plurality of: the power-saving lighting device ι,, ι" of the above-mentioned first embodiment, as shown in the figure, the power-saving lighting device of the present invention is 六, 丨, and the total number is six, and the power is saved. The illuminating device 1', 1" respectively senses the ambient illuminance by the light sensing unit, and the light intensity emitted by the led light source of the power-saving lighting device 控制 controlled by the driving control unit respectively According to this, due to the illumination of the sunlight during the day, the ambient illumination of the room near the window 200 is relatively strong, so the illumination of the power-saving lighting device near the window 2 is compared with the power-saving lighting device 1 which is relatively far from the window. The illumination is low. According to this, all the power-saving lighting devices 1', 1" can provide sufficient sunshine and sunshine for the indoor environment, and can sense the intensity of the 8 M438585 sunlight during the daytime sunshine and automatically adjust the installed Power-saving lighting device 匕 = The illumination of the fluorescent tube can achieve savings - more than half of the power. Therefore, the first embodiment and the second embodiment of the present invention can control the power saving according to the illumination of different surrounding environments. However, it can be avoided that, in the case of the environment, it is impossible to adjust the intensity of the light source, resulting in the lack of energy (4) and achieving the purpose of energy saving. The present invention has been disclosed in the above preferred embodiments, and it should be understood by those skilled in the art that this embodiment is only used to depict the present invention, and that the scope of the present invention is not limited. It should be noted that the branching and replacement that are equivalent to the embodiment should be set as a model for the present invention. Therefore, the scope of this creation is subject to the definition of the scope of patent application. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a block diagram showing a first embodiment of the present creation. Fig. 2 is a schematic view showing a power saving lighting device of the first embodiment of the present invention. Fig. 3A-3D is a schematic cross-sectional view showing the mounting seat of the power-saving lighting device of the first embodiment of the present invention. Fig. 4 is a schematic view showing the application of the power-saving lighting device in the second embodiment of the present invention. [Main component symbol description] J Γ sl" Power saving lighting device M438585 10 Lighting unit 11 Mounting seat 12 LED light source 13 Circuit board 14 Transparent window 15 Wire 20 Light sensing unit 30 Drive control unit 200 Window 100 Ambient illumination