CN103244881A - Intelligent light control device of LED streetlamp - Google Patents
Intelligent light control device of LED streetlamp Download PDFInfo
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- CN103244881A CN103244881A CN2013101302644A CN201310130264A CN103244881A CN 103244881 A CN103244881 A CN 103244881A CN 2013101302644 A CN2013101302644 A CN 2013101302644A CN 201310130264 A CN201310130264 A CN 201310130264A CN 103244881 A CN103244881 A CN 103244881A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention discloses an intelligent light control device of an LED streetlamp. The intelligent light control device internally comprises an intelligent digital light control circuit and a special LED driving circuit. The intelligent light control device has the advantages that the intelligent light control device is small in size, is light and can be used conveniently and safely, manual management is omitted, waste of electric energy is prevented, and the manual management expense can be saved.
Description
Technical field
The present invention relates to circuit control technology field, be specifically related to a kind of intelligent LED street lamp light controlling device.
Background technology
LED is a kind of semiconductor that electric energy can be converted into luminous energy, and its characteristics comprise: the life-span is long, light efficiency is high, radiationless and low-power consumption etc.Use the product of this saving energy of LED to substitute traditional highly energy-consuming lighting (as neon light, high-pressure mercury lamp, gases at high pressure lamp etc.), will save a large amount of electric power for us.
Yet though the common LED lamp tool can play the purpose of energy-saving illumination on the market, it has lacked a series of intelligent functions, also needs the unlatching of Artificial Control LED light fixture or closes, energy-conservation and still do not accomplishing perfection aspect the control automatically.
Summary of the invention
At above-mentioned defective, the invention provides a kind of intelligent LED street lamp light controlling device, realize need not manual maintenance according to the switch of the strong and weak control of light LED street lamp.
For achieving the above object, the present invention is achieved through the following technical solutions:
The invention provides a kind of intelligent LED street lamp light controlling device, comprise led drive circuit and intelligent digital light-operated circuit;
Described led drive circuit comprises rectifying circuit 1, and the input 1,3 of described rectifying circuit 1 links to each other with power supply, and the output 2,4 of described rectifying circuit 1 links to each other with the LED of many groups of series connection respectively;
In described intelligent digital light-operated circuit, the input 1,3 of rectifying circuit 2 is connected with power supply respectively, and the output 2 of rectifying circuit 2 is connected to the emitter stage of triode Q2 by resistance R 4, and the colelctor electrode of Q2 is connected to the output 4 of rectifying circuit 2 by resistance R 5; The output 2 of rectifying circuit 2 is connected to the colelctor electrode of triode Q1 by resistance R 3, and the output 4 of rectifying circuit 2 connects the emitter stage of triode Q1, and the colelctor electrode of Q1 is also connected to the base stage of Q2; The output 2 of rectifying circuit 2 and output 4 also are resistance R 2, adjustable resistance VR1 and the power supply of photo resistance GMR series circuit, and the base stage of Q1 is connected between resistance R 2, the adjustable resistance VR1; Bidirectional triode thyristor Q3, anode are connected to power supply one end, and negative electrode is connected to the input 1 of rectifying circuit 1, and grid is connected to the colelctor electrode of triode Q2.
Preferably, also be parallel with resistance R 7 and electrochemical capacitor C5 between the output 2,4 of described rectifying circuit 1.
Preferably, parallel voltage-stabilizing diode D5 and electrochemical capacitor C2 between the input 2,4 of described rectifying circuit 2.
Preferably, described intelligent digital light-operated circuit also comprises capacitor C 3, and is in parallel with resistance R 5.
Preferably, also comprise the insurance F1 that is connected on power input.
Compared with prior art, the present invention has following beneficial effect:
The present invention has the characteristics of Based Intelligent Control, need not manual maintenance; (for example daytime) can not light illumination when ambient light was strong, thereby consumed power not; When ambient light is weak (for example evening) need not Artificial Control and will throw light on, avoided the illuminator on the present market manually to close.
Description of drawings
According to embodiment and accompanying drawing the present invention is described in further detail below.
Fig. 1 is electrical block diagram of the present invention.
The specific embodiment
The light-operated energy saver of LED street lamp provided by the invention is applicable to the control of ambient lighting system, as street lamp, scape light modulation, Lawn lamp etc.Its inside is made up of digital light control circuit and special LED drive circuit, volume little in light weight, easy to use safely, need not labor management, namely do not waste electric energy and can save artificial administrative expenses again.
As shown in Figure 1, this device comprises led drive circuit and digital light control circuit.Wherein led drive circuit comprises rectifying circuit 1, and its input 1,3 links to each other with AC power, and output 2,4 links to each other with the LED of many groups of series connection respectively, is its power supply, and also is parallel with resistance R 7 and electrochemical capacitor C5 between the output 2,4.
In the digital light control circuit, the input 1 of rectifying circuit 2,3 are connected with AC power respectively, the output 2 of rectifying circuit 2,4 is three parallel branch power supplies, being output 2 is connected to the emitter stage of triode Q2 by resistance R 4, and the colelctor electrode of Q2 is connected to the output 4 of rectifying circuit 2 by resistance R 5, and capacitor C 3 is in parallel with resistance R 5; The output 2 of rectifying circuit 2 is connected to the colelctor electrode of triode Q1 by resistance R 3, and the output 4 of rectifying circuit 2 connects the emitter stage of triode Q1, and the colelctor electrode of Q1 is also connected to the base stage of Q2; The output 2 of rectifying circuit 2 and output 4 also are resistance R 2, adjustable resistance VR1 and the power supply of photo resistance GMR series circuit, and the base stage of Q1 is connected between resistance R 2, the adjustable resistance VR1.Parallel voltage-stabilizing diode D5 and electrochemical capacitor C2 between the input 2,4 of rectifying circuit 2.Bidirectional triode thyristor Q3, anode are connected to power supply one end, and negative electrode is connected to the input 1 of rectifying circuit 1, and grid is connected to the colelctor electrode of triode Q2.
For circuit safety, at power input series connection insurance F1.
Wherein, triode Q1 can select S9013 for use, and triode Q2 can select S8550 for use, and Zener diode D5 can select 1N4744 for use, 8 diodes in rectifying circuit 1 and the rectifying circuit 2 can be selected 1N4007 for use, bidirectional triode thyristor Q3 can select BT137 for use, and adjustable resistance VR1 is 10K, and R1 and R6 resistance are 1M ohm, R2 and R3 resistance are 10K ohm, the R4 resistance is 470 ohm, and the R5 resistance is 1K ohm, and the R7 resistance is 4.7K ohm; Capacitor C 1 parameter is 470nf/400V, and electrochemical capacitor C2 parameter is 470uf/25V, and capacitor C 3 parameters are 100uF/100V, and capacitor C 4 parameters are 2.2uF/400V, and electrochemical capacitor C5 parameter is 100uF/100V.
Operation principle of the present invention is: when the AC power two ends have mains lighting supply voltage, enter rectifying circuit 2, its output 2 and 4 is DC current, its voltage acts on a plurality of series arms that comprise photo resistance, by day under the high light, the photo resistance resistance is minimum, act on the undertension of triode Q1 base stage so that triode Q1 conducting, and then triode Q2 can't conducting, makes that the voltage of triode Q2 colelctor electrode is very little, be not enough to trigger the controllable silicon conducting, controllable silicon is in blocking state, and therefore, rectifying circuit 2 input currents are very little, its output voltage can't make lighting circuit work, and each light emitting diode is in off state.
When night, light was more weak, the photo resistance resistance increases, and the base voltage of triode Q1 increases, the Q1 conducting, the collector voltage of triode Q1 reduces, make triode Q2 conducting, the collector voltage of triode Q2 increases, when the collector voltage of triode Q2 reaches silicon controlled control utmost point trigger voltage, the controllable silicon conducting, dividing potential drop on the input 1 and 3 of rectifying circuit 1 is maximum (being about supply voltage), and its output voltage makes lighting circuit work, and each light emitting diode is in conducting state.
Patent novel product of the present invention inserts in the specified power supply and just can work, to cause LED not work be exactly so-called holding state because inner light control system circuit is closed the power supply of the drive circuit of LED by day, it is consumed power not, to evening light-operated circuit driving power connected LED lighted, can not waste electric energy so by day and can throw light on evening yet.
In addition, constitute anti-twitter circuit by capacitor C 3, prevent that light strengthened gradually or when light weakens gradually at dusk, caused the road lamp switch shake morning.
By reference to the accompanying drawings the present invention has been carried out exemplary description above; obvious realization of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or without improving design of the present invention and technical scheme are directly applied to other occasion, all in protection scope of the present invention.
Claims (5)
1. intelligent LED street lamp light controlling device, comprise led drive circuit and digital light control circuit, it is characterized in that: described led drive circuit comprises rectifying circuit (1), the input (1 of described rectifying circuit (1), 3) link to each other with power supply, the output (2,4) of described rectifying circuit (1) links to each other with the LED of many groups of series connection respectively; In described digital light control circuit, the input (1 of rectifying circuit (2), 3) be connected with power supply respectively, the output (2) of rectifying circuit (2) is connected to the emitter stage of triode (Q2) by resistance (R4), and colelctor electrode (Q2) is connected to the output (4) of rectifying circuit (2) by resistance (R5); The output (2) of rectifying circuit (2) is connected to the colelctor electrode of triode (Q1) by resistance (R3), and the output (4) of rectifying circuit (2) connects the emitter stage of triode (Q1), and colelctor electrode (Q1) is also connected to the base stage of (Q2); The output (2) of rectifying circuit (2) and output (4) also are resistance (R2), adjustable resistance (VR1) and the power supply of photo resistance (GMR) series circuit, and the base stage of Q1 is connected between resistance (R2), the adjustable resistance (VR1); Bidirectional triode thyristor (Q3), anode are connected to power supply one end, and negative electrode is connected to the input (1) of rectifying circuit (1), and grid is connected to the colelctor electrode of triode (Q2).
2. intelligent LED street lamp light controlling device as claimed in claim 1 is characterized in that: also be parallel with resistance (R7) and electrochemical capacitor (C5) between the output (2,4) of described rectifying circuit (1).
3. intelligent LED street lamp light controlling device as claimed in claim 1 is characterized in that: parallel voltage-stabilizing diode (D5) and electrochemical capacitor (C2) between the input (2,4) of described rectifying circuit (2).
4. intelligent LED street lamp light controlling device as claimed in claim 1, it is characterized in that: described digital light control circuit also comprises electric capacity (C3), and (R5) is in parallel with resistance.
5. as each described intelligent LED street lamp light controlling device among the claim 1-4, it is characterized in that: also comprise the insurance F1 that is connected on power input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101302644A CN103244881A (en) | 2013-04-03 | 2013-04-03 | Intelligent light control device of LED streetlamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101302644A CN103244881A (en) | 2013-04-03 | 2013-04-03 | Intelligent light control device of LED streetlamp |
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| CN103244881A true CN103244881A (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101302644A Pending CN103244881A (en) | 2013-04-03 | 2013-04-03 | Intelligent light control device of LED streetlamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343892A (en) * | 2018-03-19 | 2018-07-31 | 佛山市凯昌灯饰电器有限公司 | A kind of LED track lamps |
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|---|---|---|---|---|
| US5144152A (en) * | 1990-05-30 | 1992-09-01 | The United States Of America As Represented By The United States Department Of Energy | Rectifier cabinet static breaker |
| CN101227779A (en) * | 2008-01-29 | 2008-07-23 | 电子科技大学 | Insulation type general use illumination LED driving circuit |
| CN201667749U (en) * | 2010-03-31 | 2010-12-08 | 比亚迪股份有限公司 | LED dimming control system |
| CN201803292U (en) * | 2010-10-09 | 2011-04-20 | 大连森谷新能源电力技术有限公司 | Solar light-emitting diode (LED) yard lamp |
| CN201904072U (en) * | 2010-12-01 | 2011-07-20 | 福建捷联电子有限公司 | LED backlight circuit driven and controlled by Scaler chip in display |
| CN202334981U (en) * | 2011-08-24 | 2012-07-11 | 天长市旭光电子有限公司 | Light emitting diode (LED) street lamp light-operated device |
-
2013
- 2013-04-03 CN CN2013101302644A patent/CN103244881A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5144152A (en) * | 1990-05-30 | 1992-09-01 | The United States Of America As Represented By The United States Department Of Energy | Rectifier cabinet static breaker |
| CN101227779A (en) * | 2008-01-29 | 2008-07-23 | 电子科技大学 | Insulation type general use illumination LED driving circuit |
| CN201667749U (en) * | 2010-03-31 | 2010-12-08 | 比亚迪股份有限公司 | LED dimming control system |
| CN201803292U (en) * | 2010-10-09 | 2011-04-20 | 大连森谷新能源电力技术有限公司 | Solar light-emitting diode (LED) yard lamp |
| CN201904072U (en) * | 2010-12-01 | 2011-07-20 | 福建捷联电子有限公司 | LED backlight circuit driven and controlled by Scaler chip in display |
| CN202334981U (en) * | 2011-08-24 | 2012-07-11 | 天长市旭光电子有限公司 | Light emitting diode (LED) street lamp light-operated device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343892A (en) * | 2018-03-19 | 2018-07-31 | 佛山市凯昌灯饰电器有限公司 | A kind of LED track lamps |
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Application publication date: 20130814 |