CN106332367A - LED flashlight strip in energy-saving control circuit - Google Patents
LED flashlight strip in energy-saving control circuit Download PDFInfo
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- CN106332367A CN106332367A CN201610885817.0A CN201610885817A CN106332367A CN 106332367 A CN106332367 A CN 106332367A CN 201610885817 A CN201610885817 A CN 201610885817A CN 106332367 A CN106332367 A CN 106332367A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses an LED flashlight strip in energy-saving control circuit primarily, comprising a diode rectifier U1, a control chip U2, a triode VT1, a triode VT2, a triode VT3, a triode VT4, an unidirectional thyristor VS, a polar capacitor C7, a resistance R4, etc. The LED flashlight strip in energy-saving control circuit inhibits or cancels harmonic wave in DC voltage and restricts or regulates instant high current generated in DC voltage loading to make DC voltage cleaner and more stable so as to enhance effects of stabilization of output voltage in the LED flashlight strip in energy-saving control circuit. Therefore, the LED flashlight strip in energy-saving control circuit can effectively prevent LED flashlight strip LEDW from continuous flashing in luminance change, effectively extend service life of LED flashlight strip LEDW and well save material resources.
Description
Technical field
The present invention relates to a kind of energy-saving control circuit, specifically, be a kind of LED flash band Energy Saving Control electricity
Road.
Background technology
Now with the improving constantly of living standard of people, the requirement to the landscaping of life is more and more higher, people
For the living environment made oneself beautiful, just use the LED flash with various light sources to bring and indoor beautified, and people
More than, LED flash band is disposed in the interior in the undercut at top, is formed not under the control of the control circuit of LED flash band
The beautiful ring of light of well-illuminated degree, this ring of light can not only beautify living environment, moreover it is possible to bring a kind of beautiful magical at night for people
Sense.But, there is the problem of output voltage stability difference in the control circuit of existing LED flash band, causes LED flash band
Flicker, the serious service life shortening LED flash band continuously occur when brightness flop, thus causes material resources
Significant wastage.
Therefore it provides a kind of LED flash band control circuit that can improve output voltage stabilization effect is when business
Anxious.
Summary of the invention
It is an object of the invention to overcome the control circuit of existing LED flash band to there is output voltage stability difference
Defect, it is provided that a kind of LED flash band energy-saving control circuit.
The present invention is achieved through the following technical solutions: a kind of LED flash band energy-saving control circuit, mainly by two poles
Pipe commutator U1, control chip U2, audion VT1, audion VT2, audion VT3, audion VT4, unidirectional thyristor VS, just
After pole is connected with the cathode output end of diode rectifier U1, negative pole is connected with the cathode output end of diode rectifier U1
Polar capacitor C1, the N pole of ground connection cathode output end with diode rectifier U1 after resistance R1 is connected, P pole and diode
The Zener diode D1 that the cathode output end of commutator U1 is connected, positive pole after inductance L1 with the N pole phase of Zener diode D1
Connect, the polar capacitor C2 of minus earth, one end is connected with the positive pole of polar capacitor C2, the other end and control chip U2
The resistance R2 that VDD pin is connected, positive pole base stage with audion VT1 after adjustable resistance R3 is connected, negative pole and control core
Polar capacitor C3, the P pole that the OSC1 pin of sheet U2 is connected is connected with the KEY pin of control chip U2, N pole and audion
The diode D2 that the base stage of VT1 is connected, one end is connected with the OSC2 pin of control chip U2, the other end and audion VT1
Inductance L2, the P pole that is connected of base stage Q3 pin with control chip U2 after resistance R9 be connected, N pole is through resistance
The diode D3 that after R10, base stage with audion VT4 is connected, one end is connected with the colelctor electrode of audion VT3, the other end with
The colelctor electrode of audion VT2 be connected after the resistance R8 of ground connection, positive pole is connected with the Q2 pin of control chip U2, negative pole and three
The polar capacitor C4 that the base stage of pole pipe VT3 is connected, positive pole Q1 pin with control chip U2 after resistance R6 is connected, negative pole
The polar capacitor C5 being connected with the base stage of audion VT2, negative pole is connected with the emitter stage of audion VT3, positive pole is through resistance
The polar capacitor C6 that after R5, emitter stage with audion VT2 is connected, positive pole is connected with the emitter stage of audion VT2, negative pole
The polar capacitor C7 being connected with the control end of unidirectional thyristor VS, one end is connected with the emitter stage of audion VT2, the other end
The resistance R7 being connected with the emitter stage of audion VT4, and one end is connected with the anode of unidirectional thyristor VS, the other end with
The cathode output end of diode rectifier U1 is collectively forming the resistance R4 composition of the outfan of control circuit.
Also adjustable side with adjustable resistance R3, the N pole of described diode D2 is connected；The colelctor electrode of described audion VT1 connects
Ground, its emitter stage are connected with the VSS pin of control chip U2；The VSS pin of described control chip U2 is also with audion VT4's
Colelctor electrode is connected, its GND pin ground connection；The colelctor electrode of described audion VT3 is also connected with the P pole of diode D3；Described
The colelctor electrode of audion VT4 also negative electrode with unidirectional thyristor VS be connected after ground connection；Two of described diode rectifier U1
Input is collectively forming the input of control circuit.
For guaranteeing the practical effect of the present invention, described control chip U2 is that HCF4060 divides integrated chip.Described list
It is TYN625 unidirectional thyristor to IGCT VS.Described diode rectifier U1 is 4 1N4004 silicon rectifier diode compositions
Diode rectifier.
The present invention compared with prior art, has the following advantages and beneficial effect:
Harmonic wave in DC voltage can be suppressed or eliminate by the present invention, and the wink produced when can load DC voltage
Between high electric current limit or adjust, make DC voltage more totally, more steady, thus improve stablizing of output voltage of the present invention
Effect, and can effectively prevent LED flash band from flicker continuously occurring when brightness flop, can effectively extend LED flash of light
In the service life of light bar, well save material resources.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is described in further detail, but embodiments of the present invention are not
It is limited to this.
As it is shown in figure 1, the present invention is mainly by diode rectifier U1, control chip U2, audion VT1, audion VT2,
Audion VT3, audion VT4, unidirectional thyristor VS, resistance R1, resistance R2, adjustable resistance R3, resistance R4, resistance R5, resistance
R6, resistance R7, resistance R8, resistance R9, resistance R10, polar capacitor C1, polar capacitor C2, polar capacitor C3, polar capacitor C4,
Polar capacitor C5, polar capacitor C6, polar capacitor C7, Zener diode D1, diode D2, diode D3, inductance L1, Yi Ji electricity
Sense L2 composition.
For guaranteeing the practical effect of the present invention, described control chip U2 is that HCF4060 divides integrated chip.Described list
It is TYN625 unidirectional thyristor to IGCT VS.Described diode rectifier U1 is 4 1N4004 silicon rectifier diode compositions
Diode rectifier；Meanwhile, audion VT1～VT4 is 3DG06 audion；Resistance Rl is 500k Ω metalfilmresistor, resistance
The resistance of R2 is 200k Ω, and the Standard resistance range of resistance R3 is the adjustable resistance of 20～200k Ω, and the resistance of resistance R4～R6 is
5k Ω, the resistance of resistance R7 is 100 Ω, and the resistance of resistance R8 is 10k Ω, and the resistance of resistance R9 and resistance R10 is 15k Ω；
Polar capacitor C1 and polar capacitor C2 is the alminium electrolytic condenser of 1000 μ F/16V, and the capacitance of polar capacitor C3 is 100 μ F/25V,
The capacitance of polar capacitor C4, polar capacitor C5 and polar capacitor C6 is 10 μ F/16V, and the capacitance of polar capacitor C7 is 200 μ F/
50V；Zener diode D1 is 1N4016 Zener diode, and diode D2 and diode D3 is 1N5406 diode；Inductance L1
With the core inductance that inductance L2 is 100 μ P/50Vd.
During connection, the positive pole of polar capacitor C1 is connected with the cathode output end of diode rectifier U1, negative pole and two poles
The cathode output end of pipe commutator U1 be connected after ground connection.The N pole of Zener diode D1 after resistance R1 with diode rectifier
The cathode output end of U1 is connected, and P pole is connected with the cathode output end of diode rectifier U1.The positive pole warp of polar capacitor C2
After inductance L1, the N pole with Zener diode D1 is connected, minus earth.One end of resistance R2 is connected with the positive pole of polar capacitor C2
Connecing, the other end is connected with the VDD pin of control chip U2.
Wherein, the positive pole of polar capacitor C3 base stage with audion VT1 after adjustable resistance R3 is connected, negative pole and control
The OSC1 pin of chip U2 is connected.The P pole of diode D2 is connected with the KEY pin of control chip U2, N pole and audion
The base stage of VT1 is connected.One end of inductance L2 is connected with the OSC2 pin of control chip U2, and the other end is with audion VT1's
Base stage is connected.The P pole of diode D3 Q3 pin with control chip U2 after resistance R9 is connected, and N pole is through resistance
After R10, the base stage with audion VT4 is connected.One end of resistance R8 is connected with the colelctor electrode of audion VT3, the other end and three
The colelctor electrode of pole pipe VT2 be connected after ground connection.The positive pole of polar capacitor C4 is connected with the Q2 pin of control chip U2, negative pole with
The base stage of audion VT3 is connected.
Meanwhile, the positive pole of polar capacitor C5 Q1 pin with control chip U2 after resistance R6 is connected, negative pole and three poles
The base stage of pipe VT2 is connected.The negative pole of polar capacitor C6 is connected with the emitter stage of audion VT3, positive pole after resistance R5 with
The emitter stage of audion VT2 is connected.The positive pole of polar capacitor C7 is connected with the emitter stage of audion VT2, and negative pole is with unidirectional
The control end of IGCT VS is connected.One end of resistance R7 is connected with the emitter stage of audion VT2, the other end and audion
The emitter stage of VT4 is connected.One end of resistance R4 is connected with the anode of unidirectional thyristor VS, the other end and LED flash band
One of them electrode of LEDW is connected, and the cathode output end of described diode rectifier U1 is another with LED flash band LEDW's
One electrode is connected.
Also adjustable side with adjustable resistance R3, the N pole of described diode D2 is connected；The colelctor electrode of described audion VT1 connects
Ground, its emitter stage are connected with the VSS pin of control chip U2；The VSS pin of described control chip U2 is also with audion VT4's
Colelctor electrode is connected, its GND pin ground connection；The colelctor electrode of described audion VT3 is also connected with the P pole of diode D3；Described
The colelctor electrode of audion VT4 also negative electrode with unidirectional thyristor VS be connected after ground connection；Two of described diode rectifier U1
Input is collectively forming the input of control circuit and is connected with civil power.
During work, diode rectifier U1 and polar capacitor C1 forms rectifier filter, and the 220V civil power of input is rectified
The diode rectifier U1 of wave filter generates DC voltage after carrying out rectification, and polar capacitor C1 is then by the harmonic wave in raw DC voltage
Eliminating, make DC voltage cleaner, the DC voltage after filtration is transferred to Zener diode D1, resistance R1, resistance R2, electricity
The current-limiting circuit that sense L1 and polar capacitor C2 is formed, the instantaneous high current produced when DC voltage is loaded by this current-limiting circuit is carried out
Limit, and carry out electric current release by polar capacitor C2, make DC voltage more stable, by current-limiting circuit, DC voltage is carried out
Obtaining stable 6.8V DC voltage after current limliting, this 6.8V DC voltage is also transferred to control chip U2, polarity by current-limiting circuit
The multi-resonant oscillating circuit that electric capacity C3, adjustable resistance R3, inductance L2 and diode D2 are formed, and this stable 6.8V DC voltage is same
The running voltage of Shi Zuowei control chip U2.
When multi-resonant oscillating circuit obtain electric after i.e. start overcurrent is vibrated, control chip U2 to multivibrator produce
Oscillator signal carry out frequency division counter after, the control of the Q1 pin of control chip U2 and Q2 pin and Q3 pin exporting change electricity
Flat, make the switching controller that audion VT2～VT4, resistance R6～R10 and polar capacitor C5～C7 formed audion VT2 and
Audion VT3 and audion VT4 carries out interval and turns on the electric current that output is different, and this electric current is then by unidirectional thyristor VS, pole
Property electric capacity C7 and resistance R4 formed buffer circuit buffer, the electric current making output is more stable, this buffered circuit be LED dodge
Light light bar LEDW provides stable running voltage, and LED flash band LEDW is then according to the different electric currents frequency of switching controller output
Rate carries out flashing.The present invention operationally, by being adjusted the resistance of adjustable resistance R3, can change LED flash
Flicker frequency with LEDW.
The present invention is by suppressing the harmonic wave in DC voltage or eliminating, and the wink produced when loading DC voltage
Between after high electric current limits or adjusts, make DC voltage more totally, more steady, thus improve the steady of output voltage of the present invention
Determining effect, therefore the present invention can effectively prevent LED flash band from flicker continuously occur when brightness flop, can effectively extend
In the service life of LED flash band, well save material resources.
According to above-described embodiment, can well realize the present invention.
Claims (4)
1. a LED flash band energy-saving control circuit, it is characterised in that main by diode rectifier U1, control chip
U2, audion VT1, audion VT2, audion VT3, audion VT4, unidirectional thyristor VS, positive pole and diode rectifier U1
Cathode output end be connected, negative pole be connected with the cathode output end of diode rectifier U1 after the polar capacitor C1, N of ground connection
Pole cathode output end with diode rectifier U1 after resistance R1 is connected, the negative pole output of P pole and diode rectifier U1
The Zener diode D1 that is connected of end, positive pole N pole with Zener diode D1 after inductance L1 is connected, the polarity of minus earth
Electric capacity C2, the resistance that one end is connected with the positive pole of polar capacitor C2, the other end is connected with the VDD pin of control chip U2
R2, positive pole base stage with audion VT1 after adjustable resistance R3 is connected, negative pole is connected with the OSC1 pin of control chip U2
Two poles that polar capacitor C3, P pole is connected with the KEY pin of control chip U2, N pole is connected with the base stage of audion VT1
Pipe D2, the inductance L2, P that one end is connected with the OSC2 pin of control chip U2, the other end is connected with the base stage of audion VT1
Pole Q3 pin with control chip U2 after resistance R9 is connected, N pole after resistance R10 with the base stage of audion VT4
The diode D3 being connected, one end is connected with the colelctor electrode of audion VT3, the other end is connected with the colelctor electrode of audion VT2
Meeting the resistance R8 of rear ground connection, positive pole is connected with the Q2 pin of control chip U2, negative pole is connected with the base stage of audion VT3
Polar capacitor C4, positive pole Q1 pin with control chip U2 after resistance R6 is connected, negative pole is connected with the base stage of audion VT2
The polar capacitor C5 connect, negative pole is connected with the emitter stage of audion VT3, positive pole after resistance R5 with the transmitting of audion VT2
The polar capacitor C6 that pole is connected, positive pole is connected with the emitter stage of audion VT2, the control end of negative pole and unidirectional thyristor VS
The polar capacitor C7 being connected, one end is connected with the emitter stage of audion VT2, the emitter stage phase of the other end and audion VT4
The resistance R7 connected, and one end is connected with the anode of unidirectional thyristor VS, the positive pole of the other end and diode rectifier U1
Outfan is collectively forming the resistance R4 composition of the outfan of control circuit；The N pole of described diode D2 is also with adjustable resistance R3's
Adjustable side is connected；The grounded collector of described audion VT1, its emitter stage are connected with the VSS pin of control chip U2；Institute
State the VSS pin of the control chip U2 colelctor electrode also with audion VT4 be connected, its GND pin ground connection；Described audion VT3
Colelctor electrode be also connected with the P pole of diode D3；The colelctor electrode of described audion VT4 also with the negative electrode phase of unidirectional thyristor VS
Ground connection after connection；Two inputs of described diode rectifier U1 are collectively forming the input of control circuit.
A kind of LED flash band energy-saving control circuit the most according to claim 1, it is characterised in that described control core
Sheet U2 is that HCF4060 divides integrated chip.
A kind of LED flash band energy-saving control circuit the most according to claim 2, it is characterised in that described unidirectional crystalline substance
Brake tube VS is TYN625 unidirectional thyristor.
A kind of LED flash band energy-saving control circuit the most according to claim 3, it is characterised in that described diode
Commutator U1 is the diode rectifier of 4 1N4004 silicon rectifier diode compositions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610885817.0A CN106332367B (en) | 2016-10-11 | 2016-10-11 | A kind of LED flash band energy-saving control circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610885817.0A CN106332367B (en) | 2016-10-11 | 2016-10-11 | A kind of LED flash band energy-saving control circuit |
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| CN106332367A true CN106332367A (en) | 2017-01-11 |
| CN106332367B CN106332367B (en) | 2018-05-08 |
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| CN201610885817.0A Expired - Fee Related CN106332367B (en) | 2016-10-11 | 2016-10-11 | A kind of LED flash band energy-saving control circuit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150124088A (en) * | 2014-04-25 | 2015-11-05 | 강신중 | LED lamp driver apparatus with frequency tracking function |
| CN205408228U (en) * | 2016-03-03 | 2016-07-27 | 颜春红 | LED stroboscopic lamp controller |
| CN105848364A (en) * | 2016-05-28 | 2016-08-10 | 成都白描网络科技有限公司 | Dimmable LED constant-current output driving system based on power amplifying circuit |
| CN105848361A (en) * | 2016-05-28 | 2016-08-10 | 成都白描网络科技有限公司 | Dimming LED constant current driving system based on transistor oscillating circuit |
| CN105873286A (en) * | 2016-05-30 | 2016-08-17 | 成都昂迪加科技有限公司 | Energy-saving power circuit for constant-current drive type cold light LED |
| CN206181436U (en) * | 2016-10-11 | 2017-05-17 | 四川万康节能环保科技有限公司 | Energy -saving control circuit is used in LED flash light area |
-
2016
- 2016-10-11 CN CN201610885817.0A patent/CN106332367B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150124088A (en) * | 2014-04-25 | 2015-11-05 | 강신중 | LED lamp driver apparatus with frequency tracking function |
| CN205408228U (en) * | 2016-03-03 | 2016-07-27 | 颜春红 | LED stroboscopic lamp controller |
| CN105848364A (en) * | 2016-05-28 | 2016-08-10 | 成都白描网络科技有限公司 | Dimmable LED constant-current output driving system based on power amplifying circuit |
| CN105848361A (en) * | 2016-05-28 | 2016-08-10 | 成都白描网络科技有限公司 | Dimming LED constant current driving system based on transistor oscillating circuit |
| CN105873286A (en) * | 2016-05-30 | 2016-08-17 | 成都昂迪加科技有限公司 | Energy-saving power circuit for constant-current drive type cold light LED |
| CN206181436U (en) * | 2016-10-11 | 2017-05-17 | 四川万康节能环保科技有限公司 | Energy -saving control circuit is used in LED flash light area |
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| CN106332367B (en) | 2018-05-08 |
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Effective date of registration: 20180418 Address after: 510430 C509 room 15, Shi Sha Road, Baiyun District, Guangzhou, Guangdong. Applicant after: Guangzhou kaixingda stage lighting technology Co. Ltd. Address before: 611230 Sichuan Economic Development Zone, Chongzhou Province Youth (College) Venture Park, building 2, building 5, No., No. 1 Applicant before: Sichuan million energy saving environmental protection technology Co., Ltd. |
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