TWM404311U - Dimming device of LED lamp - Google Patents

Dimming device of LED lamp Download PDF

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Publication number
TWM404311U
TWM404311U TW99212520U TW99212520U TWM404311U TW M404311 U TWM404311 U TW M404311U TW 99212520 U TW99212520 U TW 99212520U TW 99212520 U TW99212520 U TW 99212520U TW M404311 U TWM404311 U TW M404311U
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Taiwan
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light
emitting diode
dimming
diode lamp
unit
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TW99212520U
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Chinese (zh)
Inventor
hui-xiang Lv
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Crevotek Inc
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Priority to TW99212520U priority Critical patent/TWM404311U/en
Publication of TWM404311U publication Critical patent/TWM404311U/en

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Description

M404311 100年1月27曰修正替換 五、新型說明: ^〜_ 【新型所屬之技術領域】 本案為一種發光二極體燈具之調光裝置’尤指利用三端雙向 可控矽開關元件(TRIAC)調整發光二極體燈具亮度之發光二極體 燈具之調光裝置。 【先前技術】 習用的調光裝置可用以調整燈具的亮度,不僅能讓使用者因 應環境的需求改變照明的亮度,更能減少燈具的耗電量,達到節 能減碳之效果。習用的調光裝置主要是利用可控石夕開關元件 (TRIAC)控制交流電源的導通角大小,藉此實現調光之目的。然 而,可控矽開關元件(TRIAC)只適用於電阻式負載之燈具,例如· 白熾燈或齒素燈等,當應用於非電阻式負載燈具時,例如:發光 二極體(Light Emitting Diode, LED)燈具等,則會因頻率問題而 發生閃爍之現象,調光效果並不理想。 除此之外,習用的發光二極體燈具是採用直流電源供電,而 可控矽開關元件(TRIAC)的輸出電源是為交流電源,因此習用的調 光裝置並無法直接套用至發光二極體燈具上使用,尚需經由交流 電與直流電轉換等處理,才能順利調整發光二極體燈具之亮度。 再者,發光二極體燈具之作電壓會隨著燈具串接發光二極體燈 之數量不同而有所不同,調光裝置更需偵測出所需之工作電壓 M404311 100年1月27日修正替換 值’方能進行調光作業。 ~-—-- 習用的技術具有下列缺點: 1. 習用的調絲置在顧至發光二極體燈具時,會發生_ 之問題’調光效果並不理想; 2. 習用的調光裝置並無法直接套用至發光二極體燈具上使 用’尚需經由交流電與直流電轉換等處理,才能順利調整 發光二極體燈具之亮度; 3. 習用的調光裝置並無法偵測發光二極體燈具所需之工作電 壓。 因此,如何改進上述習用的缺點,改良調光裝置,使其能適 用於發光二極體燈具,係為本案所關注者。 【新型内容】 本案的目的在於提出一新穎且進步的發光二極體燈具之調光 裝置,利用輸出電壓偵測單元偵測發光二極體燈具所需之工作電 壓值大小,再以電源轉換單元將可控矽開關元件單元(TRIAC)所輸 出之交流電源轉換為直流電源,並因應可控矽開關元件單元輸出 電源之相位導通角度調整輸出直流電源之電流大小,藉此實現調 光發光二極體燈具之效果。 為達上述目的,本案提出一種發光二極體燈具之調光裝置, 包含: 5 M404311 100年1月27日修正替換 -電源轉鮮it,係可賴.-發光二極體— Diode, LED)燈具; -可控梦開關it件單元,係連接__交流電源與該電源轉換單 元; -輸出電壓細彳單元’係連接該電轉換單元與該發光二極 體燈具; 其中’該輸出電壓_單元係可侧出該發光二極體燈具發 光所需之-卫作賴值;該可紗關元件單元係可改變該交流 電源之-她導通角,並將改變後之—調光交流電源輸出至該電 源轉換單70 ;該電源轉換單元係將該調光交流電源轉換為一調光 直流電源,並因應該工作電壓值之大小設定該調光直流電源之電 壓值,以及因應該相位導通角之大小設定該調光直流電源之電流 值,再以該調光直流電源供電該發光二極體燈具;藉此透過該可 控矽開關元件單元控制該調光直流電源之電流值大小,達到調光 之效果。 如所述之發光二極體燈具之調光裝置,其中該可控矽開關元 件單元係為一三端雙向可控矽開關元件。 如所述之發光二極體燈具之調光裝置,其中該三端雙向可控 石夕開關元件單元係為一 TRIAC元件。 如所述之發光二極體燈具之調光裝置’其中該發光二極體燈 具係為一發光二極體燈。 6 M404311 100年1月27曰修正替換 如所述之發光二極體燈具之調光裝置,其中該發光二極體燈 具係由複數個發光二極體燈所構成。 【實施方式】 I照第—圖為本錄佳實關之發光二極體燈具之調光裝 置/、中匕3 了父机電源u、發光二極體燈具之調光裝置a、輸 入單元121可控石夕開關元件單元122、輸出電壓價測單元123、 •電源轉換單元124、輪出單元奶、發光二極體燈具I3及數位控 制單7G 14。本案所提出的發光二極體燈具之調光裝置12主要是由 可控石夕開關疋件單元122、輸出電壓债測單元123及電源轉換單元 124所構成。可控销關耕料122,例如:三端雙向可控石夕開 關兀件(TRIAC)等’係連接在輸入單元121與電源轉換單元敗之 門且、,呈由輸入單元121連接至交流電源u,用以調整交流電源 11之相位導通角,並將調整後之一調光交流電源輸出至電源轉換 (I單元124。電_解元124連接輸㈣ .元既。輸出單元则可連接發先二極趙燈具13,輸 測早几123係可經由輸出單元125偵測發光二極體燈具13於發光 時所需之卫作電壓值’並將偵測之結果傳送至電源轉換單元⑵。 魏轉換單元124係可將可__元件單元122所輸出之調光 父流電源轉換為一調光直流電源。其中,調光直流電源之電壓值 係^據輸出電壓偵測單元123所測得之工作電壓值所決定;調光 直机電源之電流值係根據調光交流電源之相位導通角度大小所決 7 100年1月27日修正替換 定。 因此,即使不同的發光二極體燈具可能是由不同數量的發光 二極體燈串接而成’本案所提出的發光二極體燈具之調光裝置12 亦能經由輸出電壓偵測單元123偵測出發光二極體燈具丨3所需之 供電電壓值,並因應測得之供電電壓值,固定電源轉換單元124 輸出之調光直流電源之電壓值大小。當使用者想要調整發光二極 體燈具13之亮度時,可直接透過可控矽開關元件單元122上的類 比旋紐改變交流電源的相位導通角,藉此調整電源轉換單元I% 輸出之調光直流電源之電流值大小’進而變化流經發光二極體燈 具13之電流,達到調光之效果。當然,亦可設置數位控制單元η k供使用者各式各樣不同的操作介面以進行調光,數位控制單元 14可經由各種不同的傳輸協定,例如:沾—485、RS-232戍是 DMX-512等,將使用者所下達之調光指令傳送至可控矽開關元件單 元122 ’以進行對應之相位控制。 本案具有下列優點: 1,本案所提出的發光二極體燈具之調光裝置可調光各種不 同類型之發光'一極體燈具,並且不會發生閃燦等問題; 2. 本案所提出的發光二極體燈具之調光裝置,可直接與傳統 TMAC調光器結合使用; 3. 本案所提出的發光二極體燈具之調光裝置能適用於各種 不同工作電壓之發光二極體燈具。 M404311 100年1月27日修正替換 細上所述’杨之發光三鋪燈具之-」 ^各種不_型之發光二極體燈具,進步_且實用,如其變更 叹冲’例如提供各雜作介面㈣可控销航件單元、應用於 各種不同類型之發光二極體燈具或是增加更多元件等,只要是利 用輸出電_測單元偵測發光二極體燈具之工作翅,並以可押 石夕開關元件單元fam罐輸出紐電源之魏值大小者_ 案所欲揭露及保護者。 ,M404311 January 27, 100 Correction Replacement 5, New Description: ^~_ [New Technology Area] This case is a dimming device for a light-emitting diode lamp, especially using a three-terminal bidirectional controllable switch element (TRIAC) A dimming device for a light-emitting diode lamp that adjusts the brightness of the light-emitting diode lamp. [Prior Art] The conventional dimming device can be used to adjust the brightness of the lamp, which not only allows the user to change the brightness of the lighting according to the needs of the environment, but also reduces the power consumption of the lamp and achieves the effect of energy saving and carbon reduction. The conventional dimming device mainly uses the controllable shi electrical switching element (TRIAC) to control the conduction angle of the AC power source, thereby achieving the purpose of dimming. However, the TRIAC is only suitable for refractory load luminaires, such as incandescent or guillotine lamps, when applied to non-resistive load lamps, such as Light Emitting Diodes. LEDs, etc., will cause flicker due to frequency problems, and the dimming effect is not ideal. In addition, the conventional light-emitting diode lamps are powered by a DC power supply, and the output power of the TRIAC is an AC power source, so the conventional dimming device cannot be directly applied to the light-emitting diode. For the use of the luminaire, it is still necessary to be processed by alternating current and direct current conversion, in order to smoothly adjust the brightness of the illuminating diode lamp. Furthermore, the voltage of the LED lamp will vary with the number of LEDs connected to the LED, and the dimming device needs to detect the required operating voltage. M404311 January 27, 100 Correct the replacement value to enable dimming. ~---- The conventional technology has the following disadvantages: 1. The conventional wire is placed in the light-emitting diode lamp, and the problem of 'dimming' is not ideal. 2. The conventional dimming device is Cannot be directly applied to the use of LEDs on the LEDs. It is still necessary to be processed by AC and DC conversion to smoothly adjust the brightness of the LEDs. 3. The dimming device is not able to detect the LEDs. The working voltage required. Therefore, how to improve the shortcomings of the above-mentioned conventional applications, and to improve the dimming device, so that it can be applied to the light-emitting diode lamp, is the subject of concern in this case. [New content] The purpose of this case is to propose a novel and improved dimming device for a light-emitting diode lamp, which uses an output voltage detecting unit to detect the working voltage value required for the light-emitting diode lamp, and then uses a power conversion unit. Converting the AC power outputted by the controllable switching element unit (TRIAC) into a DC power supply, and adjusting the current of the output DC power supply according to the phase conduction angle of the output power of the controllable switching element unit, thereby realizing the dimming light emitting diode The effect of body lamps. In order to achieve the above objectives, the present invention proposes a dimming device for a light-emitting diode lamp, comprising: 5 M404311 Modified on January 27, 100. - Replacement power supply, it can be used. - Light-emitting diode - Diode, LED) Luminaire; - controllable dream switch unit unit, is connected __AC power supply and the power conversion unit; - output voltage fine unit is connected to the electric conversion unit and the LED lamp; wherein 'the output voltage _ The unit system can side out the radiance required for the illumination of the illuminating diode lamp; the yoke off component unit can change the conduction angle of the AC power source, and the changed dimming AC power output To the power conversion unit 70; the power conversion unit converts the dimming AC power into a dimming DC power supply, and sets the voltage value of the dimming DC power supply according to the magnitude of the operating voltage value, and the phase conduction angle The size of the dimming DC power source is set, and the dimming DC power supply is used to supply the LED lamp; thereby controlling the current value of the dimming DC power supply through the controllable switching element unit. The effect of dimming is achieved. The dimmer device of the illuminating diode lamp is characterized in that the controllable 矽 switch element unit is a three-terminal bidirectional controllable 矽 switching element. A dimming device for a light-emitting diode lamp, wherein the three-terminal bidirectional controllable switch component is a TRIAC component. The dimming device of the light-emitting diode lamp as described, wherein the light-emitting diode lamp is a light-emitting diode lamp. 6 M404311 January 27, 2014 Correction Replacement The dimming device of the light-emitting diode lamp as described above, wherein the light-emitting diode lamp is composed of a plurality of light-emitting diode lamps. [Embodiment] I photo-photograph of the dimming device of the light-emitting diode lamp of the Jiashiguan, the middle power supply u, the dimming device a of the light-emitting diode lamp, and the input unit 121 The controllable switch element unit 122, the output voltage price measuring unit 123, the power conversion unit 124, the wheel unit milk, the light emitting diode lamp I3, and the digital control unit 7G 14 are provided. The dimming device 12 of the light-emitting diode lamp proposed in the present invention is mainly composed of a controllable stone switch unit 122, an output voltage debt detecting unit 123 and a power conversion unit 124. The controllable pinning of the tillage 122, for example, a three-terminal bidirectional controllable switch (TRIAC) or the like is connected to the input unit 121 and the power conversion unit, and is connected to the AC power source by the input unit 121. u, used to adjust the phase conduction angle of the AC power source 11, and output one of the adjusted dimming AC power sources to the power conversion (I unit 124. The power_demodulation 124 is connected to the input (4). The output unit can be connected. The first two poles of the luminaire 13 can be detected by the output unit 125 via the output unit 125 to transmit the thyristor voltage value required for the illuminating diode lamp 13 to illuminate and transmit the result of the detection to the power conversion unit (2). The conversion unit 124 converts the dimming parent current power outputted by the __ component unit 122 into a dimming DC power source, wherein the voltage value of the dimming DC power source is measured by the output voltage detecting unit 123. The working voltage value is determined; the current value of the dimming straight machine power supply is determined according to the phase conduction angle of the dimming AC power source. The correction is replaced on January 27, 100. Therefore, even different LEDs may be different. Is made up of different numbers of hair The light dimmer lamp 12 of the light-emitting diode lamp proposed by the present invention can also detect the power supply voltage value of the light-emitting diode lamp 丨3 through the output voltage detecting unit 123, and respond to The measured voltage value is the magnitude of the voltage value of the dimming DC power source outputted by the fixed power conversion unit 124. When the user wants to adjust the brightness of the light-emitting diode lamp 13, it can directly pass through the controllable switching element unit 122. The analog knob changes the phase conduction angle of the AC power source, thereby adjusting the current value of the dimming DC power source outputted by the power conversion unit I% to further change the current flowing through the LED lamp 13 to achieve the dimming effect. Of course, the digital control unit η k can also be provided for various different operation interfaces of the user for dimming, and the digital control unit 14 can communicate via various different protocols, for example, D-485, RS-232, DMX. -512, etc., the dimming command issued by the user is transmitted to the controllable switching element unit 122' for corresponding phase control. The present case has the following advantages: 1. The present invention proposes The dimming device of the illuminating diode lamp can illuminate various types of illuminating 'one-pole luminaires, and there is no problem such as flashing; 2. The dimming device of the illuminating diode lamp proposed in the present case can be It is directly used in combination with the traditional TMAC dimmer; 3. The dimming device of the LED lamp proposed in the present case can be applied to the LED lamps of various working voltages. M404311 January 27, 100 The 'Yang's illuminating three-storey luminaire -" ^ Various non-type illuminating diode lamps, progress _ and practical, such as its change sing rush', for example, providing various miscellaneous interfaces (4) controllable navigation unit, applied Various types of light-emitting diode lamps or more components, as long as the output power is used to detect the working wings of the light-emitting diode lamp, and the power supply of the fam tank The value of the Wei value _ The case is intended to expose and protect. ,

習本技術人士據以實施,而其前 依法提出專利之申請。惟上述之 遵之專利範u,因此,提出申請 本案所揭露之技術,得由熟 所未有之作法亦具備專利性,爰 實施例尚不足賴蓋本案所欲保 專利範圍如附。 M404311 _ 100年1月27日修正替換 【圖式簡單說明】 第一圖為本案較佳實施例之發光二極體燈具之調光裝置示意 圖。 ' 【主要元件符號說明】 11 ............交流電源 12 ............發光二極體燈具之調光裝置 121 ...........輸入單元 122 ...........可控矽開關元件單元 123 ......... · ·輸出電壓偵測單元 124 ...........電源轉換單元 125 ...........輸出單元 13 ............發光二極體燈具 14 ............數位控制單元The sci-fi technical person has implemented it, and previously applied for a patent according to law. However, the above-mentioned patents are subject to the patents. Therefore, the application of the technology disclosed in this case can be patented by an unfamiliar approach. The examples are not sufficient to cover the scope of the patent. M404311 _ January 27, 100 correction replacement [Simplified schematic description] The first figure is a schematic diagram of the dimming device of the LED lamp of the preferred embodiment of the present invention. ' [Main component symbol description] 11 ............AC power supply 12 ............Lighting diode dimming device 121 ..... ... input unit 122 ........... controllable 矽 switching element unit 123 ......... · Output voltage detecting unit 124 ... ..... power conversion unit 125 ........... output unit 13 .........light emitting diode lamp 14 ......... ...digital control unit

Claims (1)

100年1月27日修正替換 六、申請專利範圍: --— h 一種發光二極體燈具之調光裝置,包含: 原轉換單元,係可連接一發光二極體(1^油丨Emitting Diode, LED)燈具; 可控矽開關元件單元,係連接一交流電源與該電源轉換單元; 一輸出電壓偵測單元,係連接該電源轉換單元與該發光二極體燈 具; 其中’雜ill龍躺單元射制出該發光二極體燈具發光所 而之一工作電壓值;該可控矽開關元件單元係可改變該交流電源 之相位導通角’並將改變後之一調光交流電源輸出至該電源轉 換單元,該電源轉換單元係將該調光交流電源轉換為一調光直流 電源’並因應該工作電壓值之大小設定該調光直流電源之電壓 值’以及因應該相位導通角之大小設定該調光直流電源之電流 值,再以該調光直流電源供電該發光二極體燈具;藉此透過該可 控矽開關元件單元控制該調光直流電源之電流值大小,達到調光 之效果。 2.如申請專利範圍第1項所述之發光二極體燈具之調光裝置,其 中該可控石夕開關元件單元係為一三端雙向可控矽開關元件。 M404311 100年1月27日修疋替換 3. 如申請專利範圍第2項所述之發光二極體燈具之調光裝置,其 中該三端雙向可控矽開關元件係為一 TRIAC元件。 4. 如申請專利範圍第1項所述之發光二極體燈具之調光裝置,其 中該發光二極體燈具係為一發光二極體燈。 5.如申請專利範圍第1項所述之發光二極體燈具之調光裝置,其 中該發光二極體燈具係由複數個發光二極體燈所構成。Modified on January 27, 100. Patent application scope: --- h A dimming device for a light-emitting diode lamp, comprising: the original conversion unit, which can be connected to a light-emitting diode (1^Emitting Diode) , LED) luminaire; controllable 矽 switching element unit, is connected to an AC power supply and the power conversion unit; an output voltage detecting unit is connected to the power conversion unit and the illuminating diode lamp; The unit emits a working voltage value of the light emitting diode lamp; the controllable switching element unit can change the phase conduction angle of the alternating current power source and output the changed dimming alternating current power source to the a power conversion unit that converts the dimming AC power into a dimming DC power supply and sets a voltage value of the dimming DC power supply according to the magnitude of the operating voltage value and a size of the phase conduction angle The current value of the dimming DC power supply is further supplied to the LED lamp by the dimming DC power source; thereby controlling the control unit through the controllable switch element DC power supply current of the light of the value of the size, to achieve the effect of dimming. 2. The dimming device for a light-emitting diode lamp according to claim 1, wherein the controllable switch device unit is a three-terminal bidirectional controllable switch element. M404311 Modified on January 27, 100. 3. The dimming device for a light-emitting diode lamp according to claim 2, wherein the three-terminal bidirectional controllable switching element is a TRIAC element. 4. The dimming device for a light-emitting diode lamp according to claim 1, wherein the light-emitting diode lamp is a light-emitting diode lamp. 5. The dimming device for a light-emitting diode lamp according to claim 1, wherein the light-emitting diode lamp is composed of a plurality of light-emitting diode lamps.
TW99212520U 2010-06-30 2010-06-30 Dimming device of LED lamp TWM404311U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI462647B (en) * 2012-05-25 2014-11-21 Hep Tech Co Ltd Light source supply module with linear dimming control
TWI469688B (en) * 2012-05-25 2015-01-11 Hep Tech Co Ltd A light source supply module with local switch control
US9237631B2 (en) 2012-07-18 2016-01-12 Lextar Electronics Corporation Light emitting chip and light emitting device having the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI462647B (en) * 2012-05-25 2014-11-21 Hep Tech Co Ltd Light source supply module with linear dimming control
TWI469688B (en) * 2012-05-25 2015-01-11 Hep Tech Co Ltd A light source supply module with local switch control
US9237631B2 (en) 2012-07-18 2016-01-12 Lextar Electronics Corporation Light emitting chip and light emitting device having the same

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