CN201919194U - Low-cost sound-light-controlled energy-saving light emitting diode (LED) illuminating lamp drive power supply - Google Patents
Low-cost sound-light-controlled energy-saving light emitting diode (LED) illuminating lamp drive power supply Download PDFInfo
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- CN201919194U CN201919194U CN2010206613641U CN201020661364U CN201919194U CN 201919194 U CN201919194 U CN 201919194U CN 2010206613641 U CN2010206613641 U CN 2010206613641U CN 201020661364 U CN201020661364 U CN 201020661364U CN 201919194 U CN201919194 U CN 201919194U
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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
Abstract
The utility model relates to a low-cost sound-light-controlled energy-saving light emitting diode (LED) illuminating lamp drive power supply, which consists of a voltage-reducing and current-limiting circuit, a rectifier circuit, a filter circuit and a sound-light control circuit, wherein the voltage-reducing and current-limiting circuit, the rectifier circuit, the filter circuit and the sound-light control circuit are organically connected together. A capacitor is used for realizing voltage reduction and current limitation, after current passes through the rectifier circuit, a capacitor and a resistor absorb impact current generated during power-on and reduce current ripples, and three triodes which are matched with electrolytic capacitors are ingeniously used for controlling a silicon controlled rectifier, reducing initial voltage, realizing sound-light control and prolonging the turn-on time of the silicon controlled rectifier.
Description
Technical field
The utility model relates to a kind of LED illuminating lamp, the bright electricity-saving lamp driving power of especially a kind of low-cost sound-light controlled LED.
Background technology
At present, the most employing of known sound-light controlled LED illuminating lamp driving power integrated circuit receives voice signal and removes to control LED energy-saving light Push And Release, causes the cost height like this, and the difficulty of debugging and assembling increases; Though also some integrated circuit of no use is realized acoustic control LED energy-saving light but complex structure, volume is big, and cost also improves thereupon.
Summary of the invention
Deficiencies such as existing sound-light controlled LED driving power volume is big, cost is high in order to overcome, debugging and assembling difficulty, the utility model provides a kind of low-cost acoustic control LED lighting energy saving lamp driving power source, its drive circuit is not only highly sensitive but also reduce volume greatly, has reduced the difficulty of cost, debugging and assembling.
The technical scheme that its technical problem that solves the utility model adopts is: adopt the capacitance decompression current limliting, after passing through rectification circuit again, electric capacity and resistance absorb the start impulse current and reduce current ripple, adopt three triodes to cooperate to control controllable silicon more cleverly and reduce starting voltage, and realize the acousto-optic control and prolong controllable silicon turn-on time with electrochemical capacitor.
The particular circuit configurations of the technical program is as shown in drawings: its acousto-optic control driving power is to be made of step-down current-limiting circuit, rectification circuit, filter circuit harmony light-operated circuit; Described step-down current-limiting circuit, rectification circuit, filter circuit harmony light-operated circuit are organically coupled together.
Wherein, step-down current-limiting circuit is made up of components and parts such as resistance R 1, capacitor C 1 and resistance R 2.Its each components and parts are connected to: an input described C1 of termination and the described R1 right-hand member that the input high voltage exchanges, and its their left end all is an end of described step-down current-limiting circuit; The input high voltage exchanges the right-hand member of the described R2 of another input termination, and its left end is the other end of described step-down current-limiting circuit.
Rectification circuit is to be made of four diodes (D1-D4).Its connection is: an end of described step-down current-limiting circuit connects the anode of described D3 and the negative electrode of described D4 respectively, the other end of described step-down current-limiting circuit connects the anode of described D1 and the negative electrode of described D2 respectively, the negative electrode of described D1 and D3 is the output cathode end of described rectification circuit, and the anode of described D2 and D4 is the output negative pole end of described rectification circuit.
Filter circuit is to be made of resistance R 3, resistance R 4 and capacitor C 2.Its connection is: the output plus terminal of described rectification circuit connects the right-hand member of described R3, and its left end connects the upper end of described C2 and the upper end of described R3 respectively, and is the output plus terminal of entire circuit; The lower end of described C2 and R3 is institute's filter circuit output and is the output negative terminal of entire circuit.
The acousto-optic control circuit is to be made of delay cell, audio control unit and optical control element; Delay cell is to be made of controllable silicon SCR, triode Q1, resistance R 5, resistance R 6, resistance R 7, resistance R 8 and electrochemical capacitor C3; Its concrete connection is: described filter circuit output connects the upper end of the A utmost point of described SCR, described R5 and R6, the left end of described R7 respectively, the G utmost point of described SCR connects the C utmost point of described Q1 and the lower end of described R5 respectively, the K utmost point of described SCR connects the output negative terminal of described rectification circuit, the B utmost point of described Q1 connects the lower end of negative pole and the described R6 of described C3 respectively, the E utmost point of described Q1 connects the output negative terminal of described rectification circuit, the positive pole of described C3 connects the lower end of described R8 and the C utmost point of triode Q2 respectively, and the right-hand member of described R7 connects the upper end of described R8 and the upper end of resistance R 9 respectively.
Audio control unit is to be made of resistance R 9, resistance R 10, capacitor C 4, triode Q2 and microphone MIC; Its connection is: the upper end of described R9 connects the upper end of described R10 and R8, the right-hand member of described R7 respectively, the lower end of described R9 connects the left end of C4 and the B utmost point of described Q2 respectively, the E utmost point of described Q2 connects the output negative terminal of rectification circuit, the left end of described C4 connects the positive pole of the lower end of described R10, described MIC and the C utmost point of triode Q3, and the negative pole of described MIC connects the output negative terminal of described rectification circuit.
Optical control element is to be made of resistance R 11, resistance R 12, electrochemical capacitor C5 and triode Q3; Its connection is: the positive pole of the last termination of described R10 described R12 upper end and described C5, and the lower end of described R12 connects the B utmost point of described Q3 and the upper end of described R11 respectively, and the lower end of described R11 connects the negative pole of described C5 and the output negative terminal of described rectification circuit respectively.
Useful effect of the present utility model is: described acousto-optic control driving power design is ingenious, utilize separating component commonly used to combine, and have effects such as step-down current limliting, filtering and driving, its volume is little, cost is low, efficient is high, the life-span is long, practical, debugging difficulty is low and easy assembling, is fit to factory's large-scale production.
Description of drawings
Accompanying drawing is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with embodiment the utility model is described further: C1=334uF, C2=0.1uF, electrochemical capacitor C3=C5=10uF is withstand voltage to be 25V, R1=750K, R2=R3=100, R4=200K, R5=680K, R6=1M5, R7=150K, R8=4K7, R9=2M, R10=22K, R11=100K, SCR are MCR100-6, and triode Q1-Q3 all adopts 9014, microphone MIC adopts diode D1-D4 all to adopt 1N4007, and photo resistance R12 dark resistance value is 1M, and the photoelectricity resistance is 100K.
Claims (5)
1. bright electricity-saving lamp driving power of low-cost sound-light controlled LED, it is to be made of step-down current-limiting circuit, rectification circuit, filter circuit harmony light-operated circuit, it is characterized in that: described step-down current-limiting circuit, rectification circuit, filter circuit harmony light-operated circuit are organically coupled together.
2. according to the bright electricity-saving lamp driving power of the described a kind of low-cost sound-light controlled LED of claim 1, it is characterized in that: the acousto-optic control circuit is to be made of delay cell, audio control unit and optical control element.
3. according to the bright electricity-saving lamp driving power of the described a kind of low-cost sound-light controlled LED of claim 2, it is characterized in that: delay cell is to be made of controllable silicon SCR, triode Q1, resistance R 5, resistance R 6, resistance R 7, resistance R 8 and electrochemical capacitor C3.
4. according to the bright electricity-saving lamp driving power of the described a kind of low-cost sound-light controlled LED of claim 2, it is characterized in that: audio control unit is to be made of resistance R 9, resistance R 10, capacitor C 4, triode Q2 and microphone MIC.
5. according to the bright electricity-saving lamp driving power of the described a kind of low-cost sound-light controlled LED of claim 2, it is characterized in that: optical control element is to be made of resistance R 11, resistance R 12, electrochemical capacitor C5 and triode Q3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206613641U CN201919194U (en) | 2010-12-15 | 2010-12-15 | Low-cost sound-light-controlled energy-saving light emitting diode (LED) illuminating lamp drive power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206613641U CN201919194U (en) | 2010-12-15 | 2010-12-15 | Low-cost sound-light-controlled energy-saving light emitting diode (LED) illuminating lamp drive power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201919194U true CN201919194U (en) | 2011-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206613641U Expired - Fee Related CN201919194U (en) | 2010-12-15 | 2010-12-15 | Low-cost sound-light-controlled energy-saving light emitting diode (LED) illuminating lamp drive power supply |
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| Country | Link |
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| CN (1) | CN201919194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113945A (en) * | 2013-04-22 | 2014-10-22 | 深圳市海洋王照明工程有限公司 | Lighting circuit and lamp |
| CN105611667A (en) * | 2015-12-19 | 2016-05-25 | 长安大学 | Control circuit and method based on sound-light control energy-saving LED lamp |
-
2010
- 2010-12-15 CN CN2010206613641U patent/CN201919194U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104113945A (en) * | 2013-04-22 | 2014-10-22 | 深圳市海洋王照明工程有限公司 | Lighting circuit and lamp |
| CN104113945B (en) * | 2013-04-22 | 2016-12-28 | 深圳市海洋王照明工程有限公司 | A kind of lighting circuit and light fixture |
| CN105611667A (en) * | 2015-12-19 | 2016-05-25 | 长安大学 | Control circuit and method based on sound-light control energy-saving LED lamp |
| CN105611667B (en) * | 2015-12-19 | 2017-09-01 | 长安大学 | A kind of control circuit and its control method based on acousto-optic control energy-saving LED |
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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: 20110803 Termination date: 20111215 |