CN203645881U - LED down lamp with wireless radio frequency remote control - Google Patents
LED down lamp with wireless radio frequency remote control Download PDFInfo
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- CN203645881U CN203645881U CN201320833825.2U CN201320833825U CN203645881U CN 203645881 U CN203645881 U CN 203645881U CN 201320833825 U CN201320833825 U CN 201320833825U CN 203645881 U CN203645881 U CN 203645881U
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Abstract
The utility model discloses an LED down lamp with wireless radio frequency remote control. The LED down lamp comprises an LED lamp, a main circuit, a signal sampling circuit, a wireless radio frequency receiver and a wireless radio frequency emitter matching the wireless radio frequency receiver. The main circuit comprises a protection circuit, a rectification circuit, a control circuit and a BUCK circuit. The LED down lamp is low in cost and is easy to use. The brightness of the LED down lamp can be changed through control of the chip, and the light modulation function is achieved.
Description
Technical field
The utility model relates to a kind of LED light fixture, particularly a kind of LED Down lamp with wireless radio frequency remote control.
Background technology
In recent years, based on features such as energy-saving and environmental protection, high efficiency, small size, long-lives, LED light fixture is more and more subject to people's favor.At present, on market, LED lamp source and light fixture are gradually ripe, but for the control mode of the switch of LED lamp mainly take manual control as main, manual method needs wire to connect control switch, has not only increased house wiring, affects attractive in appearancely, also can bring potential safety hazard simultaneously.Therefore, controlling LED lamp in wireless remote control mode, is the trend of modern science and technology, the especially design with wireless radio frequency remote control, the especially top-priority research and development thinking of inventor and direction.
Utility model content
The LED Down lamp with wireless radio frequency remote control that provides a kind of cost low and easy to use is provided the purpose of this utility model.
For achieving the above object, the utility model has adopted following technical scheme:
With a LED Down lamp for wireless radio frequency remote control, it comprises LED lamp, main circuit, signal sample circuit, less radio-frequency receiver and the radio frequency transmitter coordinating with less radio-frequency receiver;
Described main circuit comprises:
Protective circuit, comprise fuse, piezo-resistance, the first electric capacity, the second electric capacity, the first resistance, the second resistance, the first inductance and the second inductance, described fuse one termination power, the other end is connected with described piezo-resistance one end, described first electric capacity one end, described first resistance one end and described first inductance one end, and the described piezo-resistance other end is connected with power supply, the described first electric capacity other end, described second resistance one end and described second inductance one end;
Rectification circuit, comprise rectifier bridge stack, described rectifier bridge stack one input is connected with the described first resistance other end, the described first inductance other end and described second electric capacity one end, another input is connected with the described second resistance other end, the described second inductance other end and the described second electric capacity other end, described rectifier bridge stack minus earth;
And drive circuit, comprises that LED drives chip, the the 3rd～13 resistance, the 3rd inductance, the the 3rd～11 electric capacity and the first～seven diode, described LED drives chip current sampling end and described the 6th resistance one end, described the 7th resistance one end is connected with described the 8th resistance one end, compensation end is connected with described the 9th electric capacity one end, light modulation end is connected with the 13 resistance one end, two built-in 500V high-voltage MOSFET drain electrode ends are connected with described the 5th diode cathode and the 3rd inductance one end, built-in 500V high-voltage MOSFET gate terminal is connected with described the 6th diode cathode and described the 9th resistance one end, described the 13 resistance other end and described the 12 resistance one end, described the 11 electric capacity one end is connected with described the 7th diode cathode, and described the 12 resistance other end is connected through described the 11 resistance and described rectifier bridge stack positive pole, described the 6th diode cathode, described the 9th resistance other end, described LED drives chip power end, described the tenth electric capacity one end is all connected with described the 5th resistance one end with the tenth resistance one end, described the 5th resistance other end is connected through described the 4th resistance and described rectifier bridge stack positive pole, described the second diode cathode is connected with described the 3rd electric capacity one end and described the 3rd diode cathode, described the 3rd diode cathode is connected with described the 4th electric capacity one end and described the 4th diode cathode through described the 3rd resistance, described the 3rd inductance other end and described the 6th electric capacity one end, described the 8th electric capacity one end is connected with LED lamp negative pole, and described the first diode cathode is connected with described rectifier bridge stack is anodal, negative pole and described the 3rd electric capacity other end, described the 4th diode cathode, described the 5th electric capacity one end, described the 5th diode cathode, described the 6th electric capacity other end, described the 7th electric capacity one end is connected with LED lamp is anodal, and described LED drives chip earth terminal, described the 6th resistance other end, described the 7th resistance other end, described the 8th resistance other end, described the tenth resistance other end, described the 4th electric capacity other end, described the 5th electric capacity other end, described the 7th electric capacity other end, described the 8th electric capacity other end, described the 9th electric capacity other end, described the tenth electric capacity other end, described the 11 electric capacity other end, described the second diode cathode and the equal ground connection of described the 7th diode cathode,
Described signal sample circuit comprises 8-bit microcontroller, the the 17～19 resistance, the 14 electric capacity, the 15 electric capacity, the second triode and photoelectrical coupler, described 8-bit microcontroller program voltage end connects supply voltage through described the 17 resistance, described 8-bit microcontroller power supply termination supply voltage, described 8-bit microcontroller ground connection termination signal ground, described the 14 electric capacity one end is connected with described 8-bit microcontroller power end, the other end is connected with described 8-bit microcontroller earth terminal, the two-way I/O end of described 8-bit microcontroller is connected with described the 18 resistance one end, described the 18 resistance other end is connected with described the 15 electric capacity one end and described the second transistor base, described the second transistor collector is connected with described the 19 resistance one end and described photoelectrical coupler positive pole, described photoelectrical coupler collector electrode drives chip light modulation end to be connected with described LED, described the 15 electric capacity other end, described the second transistor emitter and described photoelectrical coupler negative pole all connect signal ground, described another termination supply voltage of the 19 resistance, described photoelectrical coupler grounded emitter,
Described less radio-frequency receiver comprises the 20～34 resistance, the the 16～the 27 electric capacity, the four～six inductance, the 3rd triode, the 4th triode, dual operational amplifier and antenna, described dual operational amplifier the first output is connected with described the 28 resistance one end and described 8-bit microcontroller signal input part, the first inverting input is connected with described the 26 resistance one end, the first in-phase input end and described the 19 electric capacity one end, described the 28 resistance other end, described the 26 resistance other end, described the 23 resistance one end is connected with described the 22 resistance one end, the second output is connected with described the 19 electric capacity other end and described the 25 resistance one end, the second inverting input is connected with described the 25 resistance other end and described the 24 resistance one end, the second in-phase input end and described the 18 electric capacity one end, the 27 resistance one end is connected with the 20 electric capacity one end, and described the 20 electric capacity other end is through described the 29 resistance and described the 5th inductance one end, described the 33 resistance one end, described the 26 electric capacity one end is connected with described the 25 electric capacity one end, and described the 5th inductance other end is connected with described the 22 electric capacity one end and described the 3rd transistor emitter, described the 3rd transistor collector and described the 22 electric capacity other end, described the 30 resistance one end, described the 4th inductance one end is connected with described the 23 electric capacity one end, base stage and described the 25 electric capacity other end, described the 32 resistance one end, described the 31 resistance one end is connected with described the 24 electric capacity one end, described the 24 electric capacity other end is connected with described the 4th inductance other end and described the 23 electric capacity other end, described the 4th transistor collector is connected with described the 26 electric capacity other end and the 21 resistance one end, base stage is connected with described the 20 resistance one end and described the 16 electric capacity one end, described the 20 resistance other end is connected with described the 21 resistance other end and the 34 resistance one end, described the 16 electric capacity other end and described the 6th inductance one end, the 17 electric capacity one end and antenna connect, described the 27 electric capacity one end, described the 34 resistance other end, described the 31 resistance other end, described the 30 resistance other end, the 21 electric capacity one end, the 22 resistance other end and dual operational amplifier power supply termination supply voltage, described the 17 electric capacity other end, described the 6th inductance other end, described the 4th transistor emitter, described the 33 resistance other end, described the 32 resistance other end, described the 27 electric capacity other end, described the 21 electric capacity other end, described the 27 resistance other end, described the 18 electric capacity other end, described the 24 resistance other end, described the 23 resistance other end and described dual operational amplifier earth terminal all connect signal ground.
Described radio frequency transmitter comprises the 28～30 electric capacity and three-terminal voltage-stabilizing feed regulator isolator, described three-terminal voltage-stabilizing feed regulator isolator voltage input end is connected with described the 28 electric capacity one end, voltage output end is connected with described the 29 electric capacity one end and described the 30 electric capacity one end, described three-terminal voltage-stabilizing feed regulator isolator earth terminal, described the 28 electric capacity other end, described the 29 electric capacity other end and described the 30 electric capacity other end all connect signal ground, described three-terminal voltage-stabilizing feed regulator isolator voltage input end connects reference voltage, Voltage-output termination supply voltage.
Preferably, described main circuit also comprises power supply topologies BUCK reduction voltage circuit.
Preferably, described BUCK reduction voltage circuit comprises 14～16 resistance, the 8th diode, the 12 electric capacity, the 13 electric capacity and the first triode, described the 8th diode cathode and described the 16 resistance one end, described the 12 electric capacity one end and described the first transistor base connect, described the first transistor collector is connected with described the 14 resistance one end and described the 15 resistance one end, emitter and described the 13 electric capacity one termination reference voltage, described the 13 electric capacity other end, described the 12 electric capacity other end is connected with described LED lamp negative pole with described the 9th diode cathode and ground connection, described the 16 resistance other end, the 15 resistance other end is connected with the 14 resistance other end and described LED lamp are anodal.
Particularly preferred, described the 3rd electric capacity, described the 4th electric capacity, described the tenth electric capacity and described the 13 electric capacity adopt polar capacitor.
Particularly preferred, described the 7th diode and described the 8th diode adopt voltage stabilizing didoe.
Particularly preferred, described the first～tetra-triode adopts NPN type triode.
Preferably, this LED Down lamp also comprises built-in power, is used to the power supply of LED Down lamp.
Principle of the present utility model: adopted the LED with dimming function to drive chip, less radio-frequency is received after device receives the signal that wireless radio frequency remote control device sends and is delivered to single-chip microcomputer, single-chip microcomputer decoded data, output pwm signal after treatment, this signal is given to LED and drives chip, drive chip controls duty ratio by LED, thereby reach the effect of light modulation and control LED.
MOSFET pipe in the utility model is integrated in LED and drives in chip, and LED drives the switch mosfet in chip to realize conversion and the transmission of energy; The 5th diode is fly-wheel diode, the 3rd inductance is power inductance, LED drives the main power device of the BUCK reduction voltage circuit that chip, the 5th diode and the 3rd inductance are transferring energy, output current is delivered to LED after by sampling resistor the 6th resistance, the 7th resistance and the 8th resistance sampling and is driven chip, then by internal drive comparison, then pass through to regulate the ON time of MOSFET, thereby reach the object of constant current.
Wherein, fuse plays basic safeguard protection to circuit, and in the time that rational single failure appears in circuit, fuse can play a basic protective effect for circuit; The signal that Infrared remote controller is sent is given to LED and drives chip after sampling by 8-bit microcontroller, 8-bit microcontroller passes through Signal coding, and generation pwm signal is given to the light modulation end of LED driving chip, controls and dimming function thereby realize.
Compared with prior art, the beneficial effects of the utility model are: cost is low, easy to use, can be by the brightness of the control break LED Down lamp to chip, to realize dimming function.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the LED lamp cylinder main circuit with wireless radio frequency remote control in the utility model one preferred embodiment;
Fig. 2 is the circuit diagram of signal sample circuit in Fig. 1 embodiment;
Fig. 3 is the circuit diagram of less radio-frequency receiver in Fig. 1 embodiment;
Fig. 4 is the circuit diagram of radio frequency transmitter in Fig. 1 embodiment.
Embodiment
Consult Fig. 1-4, this LED Down lamp with wireless radio frequency remote control comprises LED lamp, main circuit, signal sample circuit, less radio-frequency receiver, radio frequency transmitter and power supply P;
Main circuit comprises:
Protective circuit, comprise fuse F, piezo-resistance RV, the first capacitor C 1, the second capacitor C 2, the first resistance R 1, the second resistance R 2, the first inductance L 1 and the second inductance L 2, fuse F mono-termination power P, the other end is connected with piezo-resistance RV one end, first capacitor C 1 one end, first resistance R 1 one end and first inductance L 1 one end, and the piezo-resistance RV other end is connected with power supply P, first capacitor C 1 other end, second resistance R 2 one end and second inductance L 2 one end;
Rectification circuit, comprise rectifier bridge stack BD, rectifier bridge stack BD mono-input is connected with first resistance R 1 other end, first inductance L 1 other end and second capacitor C 2 one end, another input is connected with second resistance R 2 other ends, second inductance L 2 other ends and second capacitor C 2 other ends, rectifier bridge stack BD minus earth;
Drive circuit, comprises high-pressure and high-precision mid power LED constant-flow driver U1, the the 3rd～13 resistance, the 3rd inductance L 3, the the 3rd～11 electric capacity and the first～seven diode, high-pressure and high-precision mid power LED constant-flow driver U1 current sample end CS and the 6th resistance R 6 one end, the 7th resistance R 7 one end are connected with the 8th resistance R 8 one end, compensation end COMP is connected with the 9th capacitor C 9 one end, light modulation end DIM is connected with the 13 resistance R 13 one end, two built-in 500V high-voltage MOSFET drain electrode end DRN are connected with the 5th diode D5 positive pole and the 3rd inductance L 3 one end, built-in 500V high-voltage MOSFET gate terminal GATE is connected with the 6th diode D6 positive pole and the 9th resistance R 9 one end, the 13 resistance R 13 other ends and the 12 resistance R 12 one end, the 11 capacitor C 11 one end are connected with the 7th diode D7 negative pole, and the 12 resistance R 12 other ends are connected with rectifier bridge stack BD is anodal through the 11 resistance R 11, the 6th diode D6 negative pole, the 9th resistance R 9 other ends, high-pressure and high-precision mid power LED constant-flow driver U1 power end VCC, the tenth capacitor C 10 one end are all connected with the 5th resistance R 5 one end with the tenth resistance R 10 one end, the 5th resistance R 5 other ends are connected with rectifier bridge stack BD is anodal through the 4th resistance R 4, the second diode D2 negative pole is connected with the 3rd capacitor C 3 one end and the 3rd diode D3 positive pole, the 3rd diode D3 negative pole is connected with the 4th capacitor C 4 one end and the 4th diode D4 positive pole through the 3rd resistance R 3, the 3rd inductance L 3 other ends and the 6th capacitor C 6 one end, the 8th capacitor C 8 one end are connected with LED lamp negative pole, and the first diode D1 is anodal to be connected with rectifier bridge stack BD is anodal, negative pole and the 3rd capacitor C 3 other ends, the 4th diode D4 negative pole, the 5th capacitor C 5 one end, the 5th diode D5 negative pole, the 6th capacitor C 6 other ends, the 7th capacitor C 7 one end are connected with LED lamp is anodal, high-pressure and high-precision mid power LED constant-flow driver U1 earth terminal GND, the 6th resistance R 6 other ends, the 7th resistance R 7 other ends, the 8th resistance R 8 other ends, the tenth resistance R 10 other ends, the 4th capacitor C 4 other ends, the 5th capacitor C 5 other ends, the 7th capacitor C 7 other ends, the 8th capacitor C 8 other ends, the 9th capacitor C 9 other ends, the tenth capacitor C 10 other ends, the 11 capacitor C 11 other ends, the anodal all ground connection of the second diode D2 positive pole and the 7th diode D7,
And, BUCK reduction voltage circuit, comprise 14～16 resistance, the 8th diode D8, the 12 capacitor C 12, the 13 capacitor C 13 and the first triode Q1, the 8th diode D8 negative pole and the 16 resistance R 16 one end, the 12 capacitor C 12 one end and the first triode Q1 base stage connect, the first triode Q1 collector electrode is connected with the 14 resistance R 14 one end and the 15 resistance R 15 one end, emitter and the 13 capacitor C 13 1 termination reference voltages, the 13 capacitor C 13 other ends, the 12 capacitor C 12 other ends are connected with LED lamp negative pole and ground connection with the 9th diode D9 is anodal, the 16 resistance R 16 other ends, the 15 resistance R 15 other ends are connected with the 14 resistance R 14 other ends and LED lamp are anodal.
Signal sample circuit comprises eight CMOS single-chip microcomputer U2, the the 17～19 resistance, the 14 capacitor C 14, the 15 capacitor C 15, the second triode Q2 and photoelectrical coupler U3, eight CMOS single-chip microcomputer U2 program voltage end GP3/VPP connect supply voltage through the 17 resistance R 17, eight CMOS single-chip microcomputer U2 power end VDD connect supply voltage, eight CMOS single-chip microcomputer U2 earth terminal VSS connect signal ground, the 14 capacitor C 14 one end are connected with eight CMOS single-chip microcomputer U2 power end VDD, the other end is connected with eight CMOS single-chip microcomputer U2 earth terminal VSS, eight the two-way I/O end of CMOS single-chip microcomputer U2 GP0 are connected with the 18 resistance R 18 one end, the 18 resistance R 18 other ends are connected with the 15 capacitor C 15 one end and the second triode Q2 base stage, the second triode Q2 collector electrode is connected with the 19 resistance R 19 one end and photoelectrical coupler U3 positive pole, photoelectrical coupler U3 collector electrode is connected with high-pressure and high-precision mid power LED constant-flow driver U1 light modulation end DIM, the 15 capacitor C 15 other ends, the second triode Q2 emitter and photoelectrical coupler U3 negative pole all connect signal ground, the 19 resistance R 19 another termination supply voltages, photoelectrical coupler U3 grounded emitter,
Less radio-frequency receiver comprises the 20～34 resistance, the the 16～the 27 electric capacity, the four～six inductance, the 3rd triode Q3, the 4th triode Q4, dual operational amplifier U4 and antenna ANT, dual operational amplifier U4 the first output OUT1 is connected with the 28 resistance R 28 one end and eight CMOS single-chip microcomputer U2 signal input part GP2/TIN, the first inverting input IN1-is connected with the 26 resistance R 26 one end, the first in-phase input end IN1+ and the 19 capacitor C 19 one end, the 28 resistance R 28 other ends, the 26 resistance R 26 other ends, the 23 resistance R 23 one end are connected with the 22 resistance R 22 one end, the second output OUT2 is connected with the 19 capacitor C 19 other ends and the 25 resistance R 25 one end, the second inverting input IN2-is connected with the 25 resistance R 25 other ends and the 24 resistance R 24 one end, the second in-phase input end IN2+ and the 18 capacitor C 18 one end, the 27 resistance R 27 one end are connected with the 20 capacitor C 20 one end, and the 20 capacitor C 20 other ends are through the 29 resistance R 29 and the 5th inductance L 5 one end, the 33 resistance R 33 one end, the 26 capacitor C 26 one end are connected with the 25 capacitor C 25 one end, and the 5th inductance L 5 other ends are connected with the 22 capacitor C 22 one end and the 3rd triode Q3 emitter, the 3rd triode Q3 collector electrode and the 22 capacitor C 22 other ends, the 30 resistance R 30 one end, the 4th inductance L 4 one end are connected with the 23 capacitor C 23 one end, base stage and the 25 capacitor C 25 other ends, the 32 resistance R 32 one end, the 31 resistance R 31 one end are connected with the 24 capacitor C 24 one end, the 24 capacitor C 24 other ends are connected with the 4th inductance L 4 other ends and the 23 capacitor C 23 other ends, the 4th triode Q4 collector electrode is connected with the 26 capacitor C 26 other ends and the 21 resistance R 21 one end, base stage is connected with the 20 resistance R 20 one end and the 16 capacitor C 16 one end, the 20 resistance R 20 other ends are connected with the 21 resistance R 21 other ends and the 34 resistance R 34 one end, the 16 capacitor C 16 other ends and the 6th inductance L 6 one end, the 17 capacitor C 17 one end and antenna ANT connect, the 27 capacitor C 27 one end, the 34 resistance R 34 other ends, the 31 resistance R 31 other ends, the 30 resistance R 30 other ends, the 21 electric capacity R21 one end, the 22 resistance R 22 other ends and dual operational amplifier U4 power end VCC connect supply voltage, the 17 capacitor C 17 other ends, the 6th inductance L 6 other ends, the 4th triode Q4 emitter, the 33 resistance R 33 other ends, the 32 resistance R 32 other ends, the 27 capacitor C 27 other ends, the 21 capacitor C 21 other ends, the 27 resistance R 27 other ends, the 18 capacitor C 18 other ends, the 24 resistance R 24 other ends, the 23 resistance R 23 other ends and dual operational amplifier U4 earth terminal GND all connect signal ground.
Radio frequency transmitter comprises the 28～30 electric capacity and three-terminal voltage-stabilizing feed regulator isolator U5, three-terminal voltage-stabilizing feed regulator isolator U5 voltage input end is connected with the 28 capacitor C 28 one end, voltage output end is connected with the 29 capacitor C 29 one end and the 30 capacitor C 30 one end, three-terminal voltage-stabilizing feed regulator isolator U5 earth terminal, the 28 capacitor C 28 other ends, the 29 capacitor C 29 other ends and the 30 capacitor C 30 other ends all connect signal ground, three-terminal voltage-stabilizing feed regulator isolator U5 voltage input end connects reference voltage, Voltage-output termination supply voltage.
Wherein, the 3rd capacitor C 3, the 4th capacitor C 4, the tenth capacitor C the 10 and the 13 capacitor C 13 adopt polar capacitor; The 7th diode D7 and the 8th diode D8 adopt voltage stabilizing didoe; The the first～tetra-triode adopts NPN type triode.
Principle of the present utility model: adopted the LED with dimming function to drive chip, less radio-frequency is received after device receives the signal that wireless radio frequency remote control device sends and is delivered to single-chip microcomputer, single-chip microcomputer decoded data, output pwm signal after treatment, this signal is given to LED and drives chip, drive chip controls duty ratio by LED, thereby reach the effect of light modulation and control LED.
MOSFET pipe in the utility model is integrated in LED and drives in chip, and the switch mosfet in high-pressure and high-precision mid power LED constant-flow driver U1 is realized conversion and the transmission of energy; The 5th diode D5 is fly-wheel diode, the 3rd inductance L 3 is power inductance, the main power device of the BUCK reduction voltage circuit that high-pressure and high-precision mid power LED constant-flow driver U1, the 5th diode D5 and the 3rd inductance L 3 are transferring energy, output current is delivered to high-pressure and high-precision mid power LED constant-flow driver U1 after by sampling resistor six～eight resistance samplings, then by internal drive comparison, then pass through to regulate the ON time of MOSFET, thereby reach the object of constant current.
Below be only concrete exemplary applications of the present utility model, protection range of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, within all dropping on the utility model rights protection scope.
Claims (7)
1. the LED Down lamp with wireless radio frequency remote control, it comprises LED lamp, it is characterized in that, the described LED Down lamp with wireless radio frequency remote control also comprises main circuit, signal sample circuit, less radio-frequency receiver and the radio frequency transmitter coordinating with less radio-frequency receiver;
Described main circuit comprises:
Protective circuit, comprise fuse, piezo-resistance, the first electric capacity, the second electric capacity, the first resistance, the second resistance, the first inductance and the second inductance, described fuse one termination power, the other end is connected with described piezo-resistance one end, described first electric capacity one end, described first resistance one end and described first inductance one end, and the described piezo-resistance other end is connected with power supply, the described first electric capacity other end, described second resistance one end and described second inductance one end;
Rectification circuit, comprise rectifier bridge stack, described rectifier bridge stack one input is connected with the described first resistance other end, the described first inductance other end and described second electric capacity one end, another input is connected with the described second resistance other end, the described second inductance other end and the described second electric capacity other end, described rectifier bridge stack minus earth;
And drive circuit, comprises that LED drives chip, the the 3rd～13 resistance, the 3rd inductance, the the 3rd～11 electric capacity and the first～seven diode, described LED drives chip current sampling end and described the 6th resistance one end, described the 7th resistance one end is connected with described the 8th resistance one end, compensation end is connected with described the 9th electric capacity one end, light modulation end is connected with the 13 resistance one end, two built-in 500V high-voltage MOSFET drain electrode ends are connected with described the 5th diode cathode and the 3rd inductance one end, built-in 500V high-voltage MOSFET gate terminal is connected with described the 6th diode cathode and described the 9th resistance one end, described the 13 resistance other end and described the 12 resistance one end, described the 11 electric capacity one end is connected with described the 7th diode cathode, and described the 12 resistance other end is connected through described the 11 resistance and described rectifier bridge stack positive pole, described the 6th diode cathode, described the 9th resistance other end, described LED drives chip power end, described the tenth electric capacity one end is all connected with described the 5th resistance one end with the tenth resistance one end, described the 5th resistance other end is connected through described the 4th resistance and described rectifier bridge stack positive pole, described the second diode cathode is connected with described the 3rd electric capacity one end and described the 3rd diode cathode, described the 3rd diode cathode is connected with described the 4th electric capacity one end and described the 4th diode cathode through described the 3rd resistance, described the 3rd inductance other end and described the 6th electric capacity one end, described the 8th electric capacity one end is connected with LED lamp negative pole, and described the first diode cathode is connected with described rectifier bridge stack is anodal, negative pole and described the 3rd electric capacity other end, described the 4th diode cathode, described the 5th electric capacity one end, described the 5th diode cathode, described the 6th electric capacity other end, described the 7th electric capacity one end is connected with LED lamp is anodal, and described LED drives chip earth terminal, described the 6th resistance other end, described the 7th resistance other end, described the 8th resistance other end, described the tenth resistance other end, described the 4th electric capacity other end, described the 5th electric capacity other end, described the 7th electric capacity other end, described the 8th electric capacity other end, described the 9th electric capacity other end, described the tenth electric capacity other end, described the 11 electric capacity other end, described the second diode cathode and the equal ground connection of described the 7th diode cathode,
Described signal sample circuit comprises 8-bit microcontroller, the the 17～19 resistance, the 14 electric capacity, the 15 electric capacity, the second triode and photoelectrical coupler, described 8-bit microcontroller program voltage end connects supply voltage through described the 17 resistance, described 8-bit microcontroller power supply termination supply voltage, described 8-bit microcontroller ground connection termination signal ground, described the 14 electric capacity one end is connected with described 8-bit microcontroller power end, the other end is connected with described 8-bit microcontroller earth terminal, the two-way I/O end of described 8-bit microcontroller is connected with described the 18 resistance one end, described the 18 resistance other end is connected with described the 15 electric capacity one end and described the second transistor base, described the second transistor collector is connected with described the 19 resistance one end and described photoelectrical coupler positive pole, described photoelectrical coupler collector electrode drives chip light modulation end to be connected with described LED, described the 15 electric capacity other end, described the second transistor emitter and described photoelectrical coupler negative pole all connect signal ground, described another termination supply voltage of the 19 resistance, described photoelectrical coupler grounded emitter,
Described less radio-frequency receiver comprises the 20～34 resistance, the the 16～the 27 electric capacity, the four～six inductance, the 3rd triode, the 4th triode, dual operational amplifier and antenna, described dual operational amplifier the first output is connected with described the 28 resistance one end and described 8-bit microcontroller signal input part, the first inverting input is connected with described the 26 resistance one end, the first in-phase input end and described the 19 electric capacity one end, described the 28 resistance other end, described the 26 resistance other end, described the 23 resistance one end is connected with described the 22 resistance one end, the second output is connected with described the 19 electric capacity other end and described the 25 resistance one end, the second inverting input is connected with described the 25 resistance other end and described the 24 resistance one end, the second in-phase input end and described the 18 electric capacity one end, the 27 resistance one end is connected with the 20 electric capacity one end, and described the 20 electric capacity other end is through described the 29 resistance and described the 5th inductance one end, described the 33 resistance one end, described the 26 electric capacity one end is connected with described the 25 electric capacity one end, and described the 5th inductance other end is connected with described the 22 electric capacity one end and described the 3rd transistor emitter, described the 3rd transistor collector and described the 22 electric capacity other end, described the 30 resistance one end, described the 4th inductance one end is connected with described the 23 electric capacity one end, base stage and described the 25 electric capacity other end, described the 32 resistance one end, described the 31 resistance one end is connected with described the 24 electric capacity one end, described the 24 electric capacity other end is connected with described the 4th inductance other end and described the 23 electric capacity other end, described the 4th transistor collector is connected with described the 26 electric capacity other end and the 21 resistance one end, base stage is connected with described the 20 resistance one end and described the 16 electric capacity one end, described the 20 resistance other end is connected with described the 21 resistance other end and the 34 resistance one end, described the 16 electric capacity other end and described the 6th inductance one end, the 17 electric capacity one end and antenna connect, described the 27 electric capacity one end, described the 34 resistance other end, described the 31 resistance other end, described the 30 resistance other end, the 21 electric capacity one end, the 22 resistance other end and dual operational amplifier power supply termination supply voltage, described the 17 electric capacity other end, described the 6th inductance other end, described the 4th transistor emitter, described the 33 resistance other end, described the 32 resistance other end, described the 27 electric capacity other end, described the 21 electric capacity other end, described the 27 resistance other end, described the 18 electric capacity other end, described the 24 resistance other end, described the 23 resistance other end and described dual operational amplifier earth terminal all connect signal ground,
Described radio frequency transmitter comprises the 28～30 electric capacity and three-terminal voltage-stabilizing feed regulator isolator, described three-terminal voltage-stabilizing feed regulator isolator voltage input end is connected with described the 28 electric capacity one end, voltage output end is connected with described the 29 electric capacity one end and described the 30 electric capacity one end, described three-terminal voltage-stabilizing feed regulator isolator earth terminal, described the 28 electric capacity other end, described the 29 electric capacity other end and described the 30 electric capacity other end all connect signal ground, described three-terminal voltage-stabilizing feed regulator isolator voltage input end connects reference voltage, Voltage-output termination supply voltage.
2. the LED Down lamp with wireless radio frequency remote control according to claim 1, is characterized in that, described main circuit also comprises power supply topologies BUCK reduction voltage circuit.
3. the LED Down lamp with wireless radio frequency remote control according to claim 1 and 2, it is characterized in that, described BUCK reduction voltage circuit comprises 14～16 resistance, the 8th diode, the 12 electric capacity, the 13 electric capacity and the first triode, described the 8th diode cathode and described the 16 resistance one end, described the 12 electric capacity one end and described the first transistor base connect, described the first transistor collector is connected with described the 14 resistance one end and described the 15 resistance one end, emitter and described the 13 electric capacity one termination reference voltage, described the 13 electric capacity other end, described the 12 electric capacity other end is connected with described LED lamp negative pole with described the 9th diode cathode and ground connection, described the 16 resistance other end, the 15 resistance other end is connected with the 14 resistance other end and described LED lamp are anodal.
4. according to the LED Down lamp with wireless radio frequency remote control described in claim 1 or 3, it is characterized in that, described the 3rd electric capacity, described the 4th electric capacity, described the tenth electric capacity and described the 13 electric capacity adopt polar capacitor.
5. according to the LED Down lamp with wireless radio frequency remote control described in claim 1 or 3, it is characterized in that, described the 7th diode and described the 8th diode adopt voltage stabilizing didoe.
6. according to the LED Down lamp with wireless radio frequency remote control described in claim 1 or 3, it is characterized in that, described the first～tetra-triode adopts NPN type triode.
7. the LED Down lamp with wireless radio frequency remote control according to claim 1, is characterized in that, this LED Down lamp also comprises built-in power, is used to the power supply of LED Down lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833825.2U CN203645881U (en) | 2013-12-17 | 2013-12-17 | LED down lamp with wireless radio frequency remote control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833825.2U CN203645881U (en) | 2013-12-17 | 2013-12-17 | LED down lamp with wireless radio frequency remote control |
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| Publication Number | Publication Date |
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| CN203645881U true CN203645881U (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320833825.2U Expired - Fee Related CN203645881U (en) | 2013-12-17 | 2013-12-17 | LED down lamp with wireless radio frequency remote control |
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| Country | Link |
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| CN (1) | CN203645881U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106163014A (en) * | 2016-08-31 | 2016-11-23 | 周鸿德 | LED with inductance step-down |
| CN109922585A (en) * | 2019-04-10 | 2019-06-21 | 宁波市星耀智能科技有限公司 | A kind of lighting control circuit |
| CN117526726A (en) * | 2024-01-05 | 2024-02-06 | 深圳市华浩德电子有限公司 | BUCK constant power control circuit with wide current and wide output voltage |
-
2013
- 2013-12-17 CN CN201320833825.2U patent/CN203645881U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106163014A (en) * | 2016-08-31 | 2016-11-23 | 周鸿德 | LED with inductance step-down |
| CN109922585A (en) * | 2019-04-10 | 2019-06-21 | 宁波市星耀智能科技有限公司 | A kind of lighting control circuit |
| CN117526726A (en) * | 2024-01-05 | 2024-02-06 | 深圳市华浩德电子有限公司 | BUCK constant power control circuit with wide current and wide output voltage |
| CN117526726B (en) * | 2024-01-05 | 2024-03-22 | 深圳市华浩德电子有限公司 | BUCK constant power control circuit with wide current and wide output voltage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171110 Address after: 215100 3 Building 8, Stone Hill Road, Dongshan Town, Dongshan Town, Suzhou, Wuzhong District, Jiangsu Patentee after: Suzhou East Photoelectric Technology Co., Ltd. Address before: 215000 Dongshan village, Dongshan, Suzhou, Jiangsu, Wuzhong District Patentee before: Suzhou Dongshan Precision Manufacturing Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20181217 |