CN202334981U - Light emitting diode (LED) street lamp light-operated device - Google Patents
Light emitting diode (LED) street lamp light-operated device Download PDFInfo
- Publication number
- CN202334981U CN202334981U CN2011203109737U CN201120310973U CN202334981U CN 202334981 U CN202334981 U CN 202334981U CN 2011203109737 U CN2011203109737 U CN 2011203109737U CN 201120310973 U CN201120310973 U CN 201120310973U CN 202334981 U CN202334981 U CN 202334981U
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- triode
- resistance
- circuit
- rectifying circuit
- led
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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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Abstract
The utility model discloses a light emitting diode (LED) street lamp light-operated device, which consists of a digital light-operated circuit and a special LED driving circuit internally, wherein the LED driving circuit comprises a first rectification circuit of which the input end is connected to a power supply; the output end of the first rectification circuit is respectively connected to a plurality groups of LEDs which are connected in series; in the digital light-operated circuit, the input end of the second rectification circuit is connected to the power supply, while the output end of the second rectification circuit is connected to the emitter of a transistor Q2 via a resistor R4; the collector of the transistor Q2 is connected the output end of the second rectification circuit through a resistor R5; the output end of the second rectification circuit is connected to the collector of a transistor Q1 through a resistor R3 and connected to the emitter of the transistor Q1; and the collector of the transistor Q1 is further connected to a base of the transistor Q2. The device is small in volume and light, convenient and safe for use without manual management, so that power energy is not wasted and manual management cost can be saved.
Description
Technical field
The utility model relates to circuit control technology field, is specifically related to a kind of LED (Light Emitting Diode, light-emitting diode) street lamp light controlling device.
Background technology
LED is a kind of semiconductor that can electric energy 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 (like neon light, high-pressure sodium lamp, gases at high pressure lamp etc.), will practice thrift 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.
The utility model content
To above-mentioned defective, the utility model purpose is to have proposed a kind of LED street lamp light energy saver, realizes need not manual maintenance according to the switch of the strong and weak control of light LED street lamp.
For realizing above-mentioned purpose, the utility model is realized through following technical scheme:
The utility model provides a kind of LED street lamp light controlling device, comprises led drive circuit and digital light control circuit;
Said led drive circuit comprises first rectifying circuit, and the input of said first rectifying circuit links to each other with power supply, and the output of said first rectifying circuit links to each other with the LED of many groups of series connection respectively;
In the said digital light control circuit, the input of second rectifying circuit is connected with power supply, and the output of second rectifying circuit is connected to the emitter of triode Q2 through resistance R 4, and the collector electrode of triode Q2 is connected to the output of second rectifying circuit through resistance R 5; The output of second rectifying circuit is connected to the collector electrode of triode Q1 through resistance R 3, and the output of second rectifying circuit connects the emitter of triode Q1, and the collector electrode of triode Q1 is also connected to the base stage of triode Q2; The output of second rectifying circuit also is resistance R 2, adjustable resistance VR1 and the power supply of photo resistance GMR series circuit, and the base stage of triode 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 of first rectifying circuit, and grid is connected to the collector electrode of triode Q2.
Preferably, the output of said first rectifying circuit also is parallel with resistance R 7 and electrochemical capacitor C5.
Preferably, the input parallel voltage-stabilizing diode D5 and the electrochemical capacitor C2 of said second rectifying circuit.
Preferably, said digital light control circuit also comprises capacitor C 3, and is parallelly connected with resistance R 5.
Preferably, also comprise the insurance F1 that is connected on power input.
Compared with prior art, the utlity model has following beneficial effect:
The LED street lamp that the utility model provides is light-operated can device, has the characteristics of Based Intelligent Control, need not manual maintenance; (for example daytime) can not lighted 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 to need manual work to close.
Description of drawings
According to embodiment and accompanying drawing the utility model is done further explain below.
Fig. 1 is the sketch map of a kind of LED street lamp light controlling device of the utility model proposition.
Triode Q1, Q2;
Adjustable resistance VR1;
Photo resistance GMR1;
Controllable silicon Q3;
Resistance R 1-R7;
Capacitor C 1-C5;
Diode D1-D4, D6-D9;
Voltage stabilizing didoe D5
Embodiment
The light-operated energy saver of LED street lamp that the utility model provides is applicable to the control of ambient lighting system, like 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, promptly 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 first rectifying circuit 1, and its input links to each other with AC power, and output links to each other with the LED of many groups of series connection respectively, is its power supply, and output also is parallel with resistance R 7 and electrochemical capacitor C5.
In the digital light control circuit; The input of second rectifying circuit 2 is connected with AC power; The output of second rectifying circuit 2 is three parallel branch power supplies; Being output is connected to the emitter of triode Q2 through resistance R 4, and the collector electrode of triode Q2 is connected to the output of second rectifying circuit 2 through resistance R 5, and capacitor C 3 is parallelly connected with resistance R 5; The output of second rectifying circuit 2 is connected to the collector electrode of triode Q1 through resistance R 3, and the output of second rectifying circuit 2 connects the emitter of triode Q1, and the collector electrode of triode Q1 is also connected to the base stage of triode Q2; The output of second rectifying circuit 2 also is resistance R 2, adjustable resistance VR1 and the power supply of photo resistance GMR series circuit, and the base stage of triode Q1 is connected between resistance R 2, the adjustable resistance VR1.The input parallel voltage-stabilizing diode D5 and the electrochemical capacitor C2 of second rectifying circuit 2.Bidirectional triode thyristor Q3, anode are connected to power supply one end, and negative electrode is connected to the input of first rectifying circuit 1, and grid is connected to the collector 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; Voltage stabilizing didoe D5 can select 1N4744 for use, and 8 diodes in first rectifying circuit 1 and second rectifying circuit 2 can be selected 1N4007 for use, and bidirectional triode thyristor Q3 can select BT137 for use; Adjustable resistance VR1 is 10K, and R1 and R6 resistance are 1M ohm, and 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.
The utility model operation principle is: when the AC power two ends have mains lighting supply voltage, get into second rectifying circuit 2, its output is a direct current; Its voltage acts on a plurality of series arms that comprise photo resistance, and under the high light, the photo resistance resistance is minimum by day; The undertension that acts on triode Q1 base stage is so that triode Q1 conducting, and then triode Q2 can't conducting, makes that the voltage of triode Q2 collector electrode is very little; Be not enough to trigger the controllable silicon conducting, controllable silicon is in blocking state, therefore; Second rectifying circuit, 2 input currents are very little, and 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 increased, and the base voltage of triode Q1 increases; Triode Q1 conducting, the collector voltage of triode Q1 reduces, and makes 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, the dividing potential drop on the input of first rectifying circuit 1 is maximum (being about supply voltage); Its output voltage makes lighting circuit work, and each light-emitting diode is in conducting state.
The utility model 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, prevent that light strengthened gradually or when light weakens gradually at dusk, caused the road lamp switch shake morning through capacitor C 3.
The light-operated energy saver of LED street lamp that the utility model provides is applicable to the public illumination project of government; The public place of enterprise; Lawn lamp, street lamp etc., its maximum bright spot is that life of product with LED illumination was greater than 100,000 hours; After inserting power supply, just need not powered-down, the switch of LED is controlled automatically by energy saver.
Combine accompanying drawing that the utility model has been carried out exemplary description above; Obviously the realization of the utility model does not receive the restriction of aforesaid way; As long as adopted method design of the utility model and the various improvement that technical scheme is carried out; Or the design of the utility model and technical scheme are directly applied to other occasion without improving, all in the protection range of the utility model.
Claims (5)
1. a LED street lamp light controlling device is characterized in that, comprises led drive circuit and digital light control circuit;
Said led drive circuit comprises first rectifying circuit (1), and the input of said first rectifying circuit (1) links to each other with power supply, and the output of said first rectifying circuit (1) links to each other with the LED of many groups of series connection respectively;
In the said digital light control circuit; The input of second rectifying circuit (2) is connected with power supply; The output of second rectifying circuit (2) is connected to the emitter of triode Q2 through resistance R 4, and the collector electrode of triode Q2 is connected to the output of second rectifying circuit (2) through resistance R 5; The output of second rectifying circuit (2) is connected to the collector electrode of triode Q1 through resistance R 3, and the output of second rectifying circuit (2) connects the emitter of triode Q1, and the collector electrode of triode Q1 is also connected to the base stage of triode Q2; The output of second rectifying circuit (2) also is resistance R 2, adjustable resistance VR1 and the power supply of photo resistance GMR series circuit, and the base stage of triode 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 of first rectifying circuit (1), and grid is connected to the collector electrode of triode Q2.
2. LED street lamp light controlling device as claimed in claim 1 is characterized in that, the output of said first rectifying circuit (1) also is parallel with resistance R 7 and electrochemical capacitor C5.
3. LED street lamp light controlling device as claimed in claim 1 is characterized in that, the input parallel voltage-stabilizing diode D5 and the electrochemical capacitor C2 of said second rectifying circuit (2).
4. LED street lamp light controlling device as claimed in claim 1 is characterized in that said digital light control circuit also comprises capacitor C 3, and is parallelly connected with resistance R 5.
5. like each described 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 |
|---|---|---|---|
| CN2011203109737U CN202334981U (en) | 2011-08-24 | 2011-08-24 | Light emitting diode (LED) street lamp light-operated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203109737U CN202334981U (en) | 2011-08-24 | 2011-08-24 | Light emitting diode (LED) street lamp light-operated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202334981U true CN202334981U (en) | 2012-07-11 |
Family
ID=46446942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203109737U Expired - Fee Related CN202334981U (en) | 2011-08-24 | 2011-08-24 | Light emitting diode (LED) street lamp light-operated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202334981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244881A (en) * | 2013-04-03 | 2013-08-14 | 天长市金陵电子有限责任公司 | Intelligent light control device of LED streetlamp |
-
2011
- 2011-08-24 CN CN2011203109737U patent/CN202334981U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244881A (en) * | 2013-04-03 | 2013-08-14 | 天长市金陵电子有限责任公司 | Intelligent light control device of LED streetlamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20130824 |