CN106954317B - A kind of solar lighting intelligent control circuit - Google Patents
A kind of solar lighting intelligent control circuit Download PDFInfo
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- CN106954317B CN106954317B CN201710337786.XA CN201710337786A CN106954317B CN 106954317 B CN106954317 B CN 106954317B CN 201710337786 A CN201710337786 A CN 201710337786A CN 106954317 B CN106954317 B CN 106954317B
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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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- 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]
- H05B45/20—Controlling the colour of the light
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of solar lighting intelligent control circuit, wherein light-operated circuit, timing circuit, inverter circuit, rectification circuit, automatic dimming circuit, starting protection circuit and energy-saving lamp is sequentially connected in series.Photo resistance in light-operated circuit receives to be in low resistance state during illumination, energy-saving lamp no power.It is in high-impedance state when photo resistance in light-operated circuit is not affected by light, timing circuit is started to work, and the actuating of relay, inverter circuit is connected, and after rectifier circuit rectifies, energy-saving lamp is powered.The present invention can be provided with starting protection circuit according to the change adjust automatically illumination of external environment, can eliminate under low light condition no current in occurring glistening and making energy-saving lamp in circuit start moment and flow through, effectively inhibit dash current, extend the service life of light bulb.Rural Families illumination, street lamp suitable for no alternating current, high mountain communication, the illumination of television relay.
Description
Technical field
The present invention relates to a kind of illumination control circuit, is specifically a kind of solar lighting intelligent control circuit.
Background technology
As the continuous development of solar energy generation technology, application field are more and more wider.One of them important application is exactly
Solar power generation illuminates.Currently used solar lighting control circuit mainly uses photo resistance determining method, that is, utilizes daytime
The extinguishing of light bulb is realized respectively and is lighted with the difference of night photo resistance.But this method is asked there are following
Topic：1) the moment illumination such as night traffic is sent light and lightning can be mistakenly considered it to be daytime now and extinguishes headlamp
Bubble.2) general illumination circuit does not all have automatic dimming function, even if having, often goes out under low light condition there is also light adjusting circuit
The problem of now glistening.3) in general, lighting circuit can produce dash current in the moment of startup, and the service life of light bulb can be caused to contract
It is short.
The content of the invention
In view of the above-mentioned problems of the prior art, the present invention provides a kind of solar lighting intelligent control circuit, can
Time switch street lamp, and effectively can suppress to rush according to the change adjust automatically illumination of external environment, and in circuit start moment
Electric current is hit, extends the service life of light bulb.
To achieve the above object, the present invention adopts the following technical scheme that：A kind of solar energy intelligent lighting circuit, including it is light-operated
Circuit, timing circuit, inverter circuit, rectification circuit, starting protection circuit and energy-saving lamp.It is the light-operated circuit, timing circuit, inverse
Become circuit, rectification circuit, automatic dimming circuit, starting protection circuit and energy-saving lamp to be sequentially connected in series.
When photo resistance in light-operated circuit receives illumination（Daytime）, in low resistance state, timing circuit does not work, and relay is not
Action, inverter circuit access failure, energy-saving lamp no power（Do not light）.
When photo resistance in light-operated circuit is not affected by light（Night）, in high-impedance state, timing circuit is started to work, relay
Action, inverter circuit is connected, and after rectifier circuit rectifies, energy-saving lamp is powered（Light）.
Control circuit of the present invention, is equipped with automatic dimming circuit between rectification circuit and energy-saving lamp, according to ambient light according to change
Change automatic adjustment voltage, with energy-saving adjusting lamp brightness.
Control circuit of the present invention, is serially connected with starting protection circuit before energy-saving lamp, by using alternating current zero passage detection
Eliminate no current in occurring glistening under low light condition and making energy-saving lamp in circuit start moment to flow through, effectively inhibit impact electricity
Stream, extends the service life of light bulb.
The light-operated circuit includes solar panel, storage battery, Integrated circuit IC 1, photo resistance Rt1, potentiometer
Rp1, resistance R1, diode D1, capacitance C1, C2；Wherein, light in parallel with storage battery after solar panel and diode D1 series connection
Also in parallel with storage battery after quick resistance Rt1 and potentiometer Rp1 series connection, an end of resistance R1 is connected on photo resistance Rt1 and potentiometer
Another to terminate on 2 feet and 6 feet of Integrated circuit IC 1 between Rp1, the cathode of capacitance C1 connects 2 feet of Integrated circuit IC 1, anode
Ground connection, capacitance C2 are connected between 5 feet of Integrated circuit IC 1 and ground, the 1 foot ground connection of Integrated circuit IC 1,4 feet of Integrated circuit IC 1
The cathode of storage battery is connect, 1 foot of Integrated circuit IC 3 meets capacitance C3, and 2 feet and 6 feet of Integrated circuit IC 3 are connected directly.
Daytime, solar panel are charged a battery by diode D1, and the effect of diode D1 was prevented at night
In the case of no light, the electric current of storage battery is reverse flowed to solar panel.Due to photo resistance Rt1 daytime resistance value compared with
It is low, the voltage of storage battery of the voltage more than 2/3 between 2 feet and 6 feet of Integrated circuit IC 1, the 3 feet output of Integrated circuit IC 1
Low level, makes Integrated circuit IC 2 and triode BG1 no-voltages not work, and relay J1 is failure to actuate, its normally opened contact J1-1 breaks
Open, not can turn on inverter circuit, energy-saving lamp does not work.To night, photo resistance Rt1 is high value, 2 feet of Integrated circuit IC 1
And the voltage of storage battery of 6 voltage between foot less than 1/3, the 3 feet output high level of Integrated circuit IC 1, Integrated circuit IC 2
Electricity enters working status, its capacitance C5, the oscillating circuit of resistance R3, R4, R5 composition produce a positive sharp pulse, make IC2 automatic
Resetting, start counting up, at this time the 3 feet output low level of IC2 so that triode BG1 is turned on, and relay J1 is attracted and acts, its
Normally opened contact J1-1 is closed, and connects inverter circuit.
The timing circuit includes Integrated circuit IC 2, resistance R2, R3, R4, R5, R6, diode D2, D3, triode
BG1, capacitance C3, C4, C5, relay J1, relay normally open contact J1-1, switching switch K；Wherein resistance R2 is connected on integrated circuit
Between 12 feet and ground of IC2, resistance R3 and R4 series connection are followed by between the cathode of storage battery and 10 feet of Integrated circuit IC 2, are cut
Change switch K to be attempted by resistance R4, resistance R5 is connected between the cathode of storage battery and 11 feet of Integrated circuit IC 2, and resistance R6 connects
Between 3 feet of Integrated circuit IC 2 between the base stage of triode BG1, the cathode of diode D2 connects 3 feet of Integrated circuit IC 2,
Anode connects 11 feet of Integrated circuit IC 2, and diode D2 is attempted by the both ends of relay J1, wherein plus earth, and anode connects three poles
The collector of pipe BG1, the cathode of capacitance C3 connect the emitter-base bandgap grading of triode BG1, anode ground connection, and capacitance C4 is connected on Integrated circuit IC 2
Between 12 feet and 16 feet, capacitance C5 is connected between the cathode of storage battery and 9 feet of Integrated circuit IC 2,8 feet of Integrated circuit IC 2
Ground connection, relay normally open contact J1-1 are connected between the cathode of storage battery and resistance R7.
After relay normally open contact J1-1 is connected, through (timing can be by adjusting capacitance C5 after a while
Realized with resistance R3, R4), the 3 feet output high level of IC2 so that triode BG1 ends, and relay J1 is failure to actuate, its is normally opened tactile
Point J1-1 is disconnected, and inverter circuit disconnects, and energy-saving lamp extinguishes.
The inverter circuit includes transformer B, resistance R7, R8, R9, diode D4, triode BG2, BG3, capacitance C6,
C7, C8；Wherein one end of the input terminal of transformer B is connected with one end of output terminal, and the centre tap and relay of input terminal are normal
Open contact J1-1 to be connected, the other end of input terminal is connected with the collector of triode BG3, the other end and the capacitance C9 phases of output terminal
Even, resistance R7 is connected between the cathode of relay normally open contact J1-1 and diode D4, and resistance R8 is connected on the anode of diode D4
Between the base stage of triode BG2, resistance R9 and capacitance C6 parallel connections are followed by the collection of input terminal and triode BG2 in transformer B
Between electrode, capacitance C7 is connected between the collector and ground of triode BG2, and capacitance C8 is connected on the collector and ground of triode BG3
Between, the emitter of triode BG2 and BG3 are grounded, and the collector of triode BG2 is connected with the base stage of BG3.
After inverter circuit is connected, by triode BG2, BG3 and contravariant transformer B realize feedback, vibration and boosting etc.
Process, the voltage for producing 160-180V are used for energy-saving lamp.
The rectification circuit includes resistance R10, diode D5, capacitance C9, C10, zener diode DW1；Wherein resistance
R10 and capacitance C9 parallel connections are followed by between the cathode of diode D5 and the output terminal of transformer B, the anode of diode D5 respectively with
The anode of zener diode DW1 is connected with the cathode of capacitance C10, and the cathode of zener diode DW1 and the anode of capacitance C10 connect
Ground.
The capacity voltage dropping circuit that the rectification circuit is made up of resistance R10 and capacitance C9, diode D5 rectifications, two pole of voltage stabilizing
5V DC voltages are produced after pipe DW1 voltage stabilizings is supplied to automatic dimming circuit and starting protection circuit to use.
The automatic dimming circuit includes Integrated circuit IC 3, photo resistance Rt2, potentiometer Rp2, Rp3, resistance R11,
R12, R13, diode D6, D7, D8, D9, capacitance C11, C12, controllable silicon SCR, energy-saving lamp LED；Wherein resistance R11 is connected on two poles
Between the anode of pipe D5 and the anode of diode D8, resistance R12 is connected between the cathode and ground of diode D8, resistance R13 and two
Pole pipe D9 is in parallel, photo resistance Rt2 and potentiometer Rp3 series connection be followed by Integrated circuit IC 36 feet and diode D5 anode it
Between, potentiometer Rp2 is connected between 6 feet of Integrated circuit IC 3 and ground, and the cathode of diode D6 is connected with the cathode of diode D7,
The anode of diode D6 is connected with the anode of diode D8, and the anode of diode D7 is connected with the cathode of diode D8, diode
The anode of D9 connects 1 foot of Integrated circuit IC 3, and the cathode of diode D9 connects 5 feet of Integrated circuit IC 3, and the anode of diode D10 connects
The anode of zener diode DW2,7 feet of the cathode Integrated circuit IC 3 of diode D10, capacitance C11 are connected on the cathode of diode D6
Between ground, capacitance C12 is connected between the cathode and ground of diode D9, and the T1 poles of controllable silicon SCR connect the output terminal of transformer B,
T2 poles connect one end of energy-saving lamp LED, and G poles meet capacitance C13, and energy-saving lamp LED is connected between the T2 poles of controllable silicon SCR and ground.
Resistance R11, R12, capacitance C11, diode D6, D7, D8 form alternating current zero passage detection, the 1 of Integrated circuit IC 3
The negative-going pulse with being synchronised during alternating current zero crossing is produced on foot, the integrating circuit formed through resistance R13, capacitance C12, diode D9
Produce and be added to 5 feet of IC3 with the sawtooth waveforms of alternating current synchronous, and compared with the reference voltage of 6 feet of IC3, work as sawtooth waveforms
When voltage is less than the reference voltage of 6 feet, the 7 feet output low level of IC3, controllable silicon SCR is not turned on, and when sawtooth voltage is higher than
During the reference voltage of 6 feet, the 7 feet output high level of IC3, controllable silicon SCR turns on, and energy-saving lamp LED is lighted, and adjusts 6 foot benchmark electricity
The height of pressure, thus it is possible to vary the size of the controllable silicon SCR angle of flow is so as to achieve the purpose that light modulation.The height of 6 foot reference voltages with
The size of photo resistance Rt2 resistance values is related, and the size of photo resistance Rt2 resistance values is related with intensity of illumination, therefore energy-saving lamp
The brightness of LED can be with the change adjust automatically of environment, and potentiometer RP2 is the setting resistance of angle of flow minimum value, potentiometer RP3
It is the setting resistance of angle of flow maximum.
The starting protection circuit includes resistance R14, R15, R16, R17, capacitance C13, triode BG4, two pole of voltage stabilizing
Pipe DW2；Wherein resistance R14 is connected between the cathode of zener diode DW2 and the base stage of triode BG4, and resistance R15 is connected on three poles
Between the base stage and ground of pipe BG4, resistance R16 is connected between the anode of diode D5 and the collector of triode BG4, resistance R17
It is connected between the G poles of controllable silicon SCR and the collector of triode BG4, the collector of triode BG4 is connected on resistance R16 and R17
Be connected point, and base stage is connected on being connected a little for resistance R14 and R15, emitter ground connection, the cathode connecting resistance R14 of zener diode DW2,
The anode of zener diode DW2 connects the anode of diode D10, and capacitance C13 is connected between the G poles of controllable silicon SCR and ground.
In general, lighting circuit can produce dash current in the moment of startup, can cause the lost of life of light bulb.For solution
Certainly this problem, it is silicon-controlled when the moment that the normally opened contact J1-1 of relay is connected present invention employs bulb long-lived circuit
Although SCR obtains a trigger pulse, but since the pulse is very narrow, and silicon-controlled is a lower frequency components, is insufficient to allow it
Conducting, thus normally opened contact J1-1 connect moment energy-saving lamp no current by, this state is always maintained at alternating current zero passage,
Voltage gradually rises after zero passage, and before zener diode DW2 conductings, trigger current is silicon-controlled through resistance R16, R17 triggerings
Smaller current is flowed through in SCR, energy-saving lamp LED, preheating filament, effectively inhibits dash current, extends the service life of light bulb.
The present invention can make in energy-saving lamp without electricity according to the change adjust automatically illumination of external environment, and in circuit start moment
Stream flows through, and effectively inhibits dash current, extends the service life of light bulb.The present invention is shone suitable for the Rural Families of no alternating current
Bright, street lamp；High mountain communication, the illumination of television relay；Make suitable for street, shop, hotel, the street lamp of public place and advertising lamp
With.
Brief description of the drawings
Fig. 1 is the functional block diagram of solar lighting intelligent control circuit of the present invention.
Fig. 2 is the circuit diagram of solar lighting intelligent control circuit of the present invention.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of solar energy intelligent lighting circuit of the invention, including light-operated circuit, timing circuit,
Inverter circuit, rectification circuit, automatic dimming circuit, starting protection circuit and energy-saving lamp.It is the light-operated circuit, timing circuit, inverse
Become circuit, rectification circuit, automatic dimming circuit, starting protection circuit and energy-saving lamp to be sequentially connected in series.
The light-operated circuit includes solar panel, storage battery, Integrated circuit IC 1, photo resistance Rt1, potentiometer
Rp1, resistance R1, diode D1, capacitance C1, C2；The timing circuit includes Integrated circuit IC 2, resistance R2, R3, R4, R5,
R6, diode D2, D3, triode BG1, capacitance C3, C4, C5, relay J1, relay normally open contact J1-1, switching switch K；
The inverter circuit includes transformer B, resistance R7, R8, R9, diode D4, triode BG2, BG3, capacitance C6, C7, C8；Institute
The rectification circuit stated includes resistance R10, diode D5, capacitance C9, C10, zener diode DW1；The automatic dimming circuit
Including Integrated circuit IC 3, photo resistance Rt2, potentiometer Rp2, Rp3, resistance R11, R12, R13, diode D6, D7, D8, D9,
Capacitance C11, C12, controllable silicon SCR, energy-saving lamp LED；The starting protection circuit includes resistance R14, R15, R16, R17, electricity
Hold C13, triode BG4, zener diode DW2.
The light-operated circuit includes solar panel, storage battery, Integrated circuit IC 1, photo resistance Rt1, potentiometer
Rp1, resistance R1, diode D1, capacitance C1, C2；Wherein, light in parallel with storage battery after solar panel and diode D1 series connection
Also in parallel with storage battery after quick resistance Rt1 and potentiometer Rp1 series connection, an end of resistance R1 is connected on photo resistance Rt1 and potentiometer
Another to terminate on 2 feet and 6 feet of Integrated circuit IC 1 between Rp1, the cathode of capacitance C1 connects 2 feet of Integrated circuit IC 1, anode
Ground connection, capacitance C2 are connected between 5 feet of Integrated circuit IC 1 and ground, the 1 foot ground connection of Integrated circuit IC 1,4 feet of Integrated circuit IC 1
The cathode of storage battery is connect, 1 foot of Integrated circuit IC 3 meets capacitance C3, and 2 feet and 6 feet of Integrated circuit IC 3 are connected directly.
Further, the model NE555 of the Integrated circuit IC 1.
The timing circuit includes Integrated circuit IC 2, resistance R2, R3, R4, R5, R6, diode D2, D3, triode
BG1, capacitance C3, C4, C5, relay J1, relay normally open contact J1-1, switching switch K；Wherein resistance R2 is connected on integrated circuit
Between 12 feet and ground of IC2, resistance R3 and R4 series connection are followed by between the cathode of storage battery and 10 feet of Integrated circuit IC 2, are cut
Change switch K to be attempted by resistance R4, resistance R5 is connected between the cathode of storage battery and 11 feet of Integrated circuit IC 2, and resistance R6 connects
Between 3 feet of Integrated circuit IC 2 between the base stage of triode BG1, the cathode of diode D2 connects 3 feet of Integrated circuit IC 2,
Anode connects 11 feet of Integrated circuit IC 2, and diode D2 is attempted by the both ends of relay J1, wherein plus earth, and anode connects three poles
The collector of pipe BG1, the cathode of capacitance C3 connect the emitter-base bandgap grading of triode BG1, anode ground connection, and capacitance C4 is connected on Integrated circuit IC 2
Between 12 feet and 16 feet, capacitance C5 is connected between the cathode of storage battery and 9 feet of Integrated circuit IC 2,8 feet of Integrated circuit IC 2
Ground connection, relay normally open contact J1-1 are connected between the cathode of storage battery and resistance R7.
Further, the model 3CG21 of the model CD4060 of the Integrated circuit IC 2, triode BG1.
The inverter circuit includes transformer B, resistance R7, R8, R9, diode D4, triode BG2, BG3, capacitance C6,
C7, C8；Wherein one end of the input terminal of transformer B is connected with one end of output terminal, and the centre tap and relay of input terminal are normal
Open contact J1-1 to be connected, the other end of input terminal is connected with the collector of triode BG3, the other end and the capacitance C9 phases of output terminal
Even, resistance R7 is connected between the cathode of relay normally open contact J1-1 and diode D4, and resistance R8 is connected on the anode of diode D4
Between the base stage of triode BG2, resistance R9 and capacitance C6 parallel connections are followed by the collection of input terminal and triode BG2 in transformer B
Between electrode, capacitance C7 is connected between the collector and ground of triode BG2, and capacitance C8 is connected on the collector and ground of triode BG3
Between, the emitter of triode BG2 and BG3 are grounded, and the collector of triode BG2 is connected with the base stage of BG3.
Further, the model 8050 of the triode BG2, the model S609 of BG3.
The rectification circuit includes resistance R10, diode D5, capacitance C9, C10, zener diode DW1；Wherein resistance
R10 and capacitance C9 parallel connections are followed by between the cathode of diode D5 and the output terminal of transformer B, the anode of diode D5 respectively with
The anode of zener diode DW1 is connected with the cathode of capacitance C10, and the cathode of zener diode DW1 and the anode of capacitance C10 connect
Ground.
The automatic dimming circuit includes Integrated circuit IC 3, photo resistance Rt2, potentiometer Rp2, Rp3, resistance R11,
R12, R13, diode D6, D7, D8, D9, capacitance C11, C12, controllable silicon SCR, energy-saving lamp LED；Wherein resistance R11 is connected on two poles
Between the anode of pipe D5 and the anode of diode D8, resistance R12 is connected between the cathode and ground of diode D8, resistance R13 and two
Pole pipe D9 is in parallel, photo resistance Rt2 and potentiometer Rp3 series connection be followed by Integrated circuit IC 36 feet and diode D5 anode it
Between, potentiometer Rp2 is connected between 6 feet of Integrated circuit IC 3 and ground, and the cathode of diode D6 is connected with the cathode of diode D7,
The anode of diode D6 is connected with the anode of diode D8, and the anode of diode D7 is connected with the cathode of diode D8, diode
The anode of D9 connects 1 foot of Integrated circuit IC 3, and the cathode of diode D9 connects 5 feet of Integrated circuit IC 3, and the anode of diode D10 connects
The anode of zener diode DW2,7 feet of the cathode Integrated circuit IC 3 of diode D10, capacitance C11 are connected on the cathode of diode D6
Between ground, capacitance C12 is connected between the cathode and ground of diode D9, and the T1 poles of controllable silicon SCR connect the output terminal of transformer B,
T2 poles connect one end of energy-saving lamp LED, and G poles meet capacitance C13, and energy-saving lamp LED is connected between the T2 poles of controllable silicon SCR and ground.
Further, the model LM4558 of the Integrated circuit IC 3.
The starting protection circuit includes resistance R14, R15, R16, R17, capacitance C13, triode BG4, two pole of voltage stabilizing
Pipe DW2；Wherein resistance R14 is connected between the cathode of zener diode DW2 and the base stage of triode BG4, and resistance R15 is connected on three poles
Between the base stage and ground of pipe BG4, resistance R16 is connected between the anode of diode D5 and the collector of triode BG4, resistance R17
It is connected between the G poles of controllable silicon SCR and the collector of triode BG4, the collector of triode BG4 is connected on resistance R16 and R17
Be connected point, and base stage is connected on being connected a little for resistance R14 and R15, emitter ground connection, the cathode connecting resistance R14 of zener diode DW2,
The anode of zener diode DW2 connects the anode of diode D10, and capacitance C13 is connected between the G poles of controllable silicon SCR and ground.
Further, the model 9014 of the triode BG4.
The operation principle of the present invention is as follows：Daytime, solar panel are charged a battery by diode D1, two poles
The effect of pipe D1 is to prevent that in the case of night no light, the electric current of storage battery is reverse flowed to solar panel.Due to light
Quick resistance Rt1 is relatively low in the resistance value on daytime, the electricity of storage battery of the voltage between 2 feet and 6 feet of Integrated circuit IC 1 more than 2/3
Pressure, the 3 feet output low level of Integrated circuit IC 1, makes Integrated circuit IC 2 and triode BG1 no-voltages not work, relay J1
It is failure to actuate, its normally opened contact J1-1 is disconnected, and not can turn on inverter circuit, energy-saving lamp does not work.To night, photo resistance Rt1 is
High value, the voltage of storage battery of the voltage less than 1/3 between 2 feet and 6 feet of Integrated circuit IC 1,3 feet of Integrated circuit IC 1
High level is exported, Integrated circuit IC 2 electric must enter working status, the oscillating circuit production of its capacitance C5, resistance R3, R4, R5 composition
A raw positive sharp pulse, makes IC2 automatic clears, starts counting up, at this time the 3 feet output low level of IC2 so that triode BG1 is led
Logical, relay J1 is attracted and acts, its normally opened contact J1-1 closures, connect inverter circuit, energy-saving lamp is lighted.Through after a while
(time can be by adjusting capacitance C5 and resistance R3, R4 realization), the 3 feet output high level of IC2 so that triode BG1 is cut
Only, relay J1 is failure to actuate, its normally opened contact J1-1 is disconnected, and inverter circuit disconnects, and energy-saving lamp extinguishes.In addition, 3 feet of IC2 are defeated
Go out high level and add to 11 foot of IC2 pulse input ends through diode D2, foot perseverance is vibrated stopping for high level, its circuit state
It is always maintained at untill daybreak IC2 is powered off.Resistance R1 and capacitance C1 forms anti-light interference delay circuit in circuit, is to prevent night
The normal work of moment illumination (such as traffic send light, lightning etc.) interference lamp.Switch K is season switching switch,
Switch K disconnect when, resistance value is the summation of R3 and R4, and timing is longer, suitable for night in winter, and switch K closure when, electricity
Resistance value is R3, and timing is shorter, suitable for summer evenings.
After the normally opened contact J1-1 closures of relay J1, by triode BG2, BG3 and contravariant transformer B are realized instead
The processes such as feedback, vibration and boosting, the voltage for producing 160-180V are used for energy-saving lamp.Battery consumption electric current 0.4A when lighting,
The present invention select 30 ampere-hours storage battery, can under the conditions of no sun or so one week of continuous work.
The problem of often glistening under low light condition for common light adjusting circuit, the present invention use with an automatic light meter
Circuit realizes silicon-controlled synchronous triggering by the method for alternating current zero passage detection, can effectively solve the above problems.Capacitance C9, C10,
The rectification circuit of resistance R10, diode D5 and zener diode DW1 compositions provides 5V DC voltages.Resistance R11, R12, capacitance
C11, diode D6, D7, D8 form alternating current zero passage detection, identical when being produced on 1 foot of Integrated circuit IC 3 with alternating current zero crossing
The negative-going pulse of step, the integrating circuit formed through resistance R13, capacitance C12, diode D9 produce the sawtooth waveforms with alternating current synchronous
5 feet of IC3 are added to, and compared with the reference voltage of 6 feet of IC3, when sawtooth voltage is less than the reference voltage of 6 feet,
The 7 feet output low level of IC3, controllable silicon SCR are not turned on, and when sawtooth voltage is higher than the reference voltage of 6 feet, 7 feet of IC3
High level, controllable silicon SCR conducting are exported, energy-saving lamp LED is lighted, and adjusts the height of 6 foot reference voltages, thus it is possible to vary silicon-controlled
The size of the SCR angles of flow is so as to achieve the purpose that light modulation.The height of 6 foot reference voltages and the size of photo resistance Rt2 resistance values have
Close, and the size of photo resistance Rt2 resistance values is related with intensity of illumination, therefore the brightness of energy-saving lamp LED can be with the change of environment
Change adjust automatically, potentiometer RP2 is the setting resistance of angle of flow minimum value, and potentiometer RP3 is the setting electricity of angle of flow maximum
Resistance.
In general, lighting circuit can produce dash current in the moment of startup, can cause the lost of life of light bulb.For solution
Certainly this problem, it is silicon-controlled when the moment that the normally opened contact J1-1 of relay is connected present invention employs bulb long-lived circuit
Although SCR obtains a trigger pulse, but since the pulse is very narrow, and silicon-controlled is a lower frequency components, is insufficient to allow it
Conducting, thus normally opened contact J1-1 connect moment energy-saving lamp no current by, this state is always maintained at alternating current zero passage,
Voltage gradually rises after zero passage, and before zener diode DW2 conductings, trigger current is silicon-controlled through resistance R16, R17 triggerings
Smaller current is flowed through in SCR, energy-saving lamp LED, preheating filament, effectively inhibits dash current, extends the service life of light bulb.
Claims (5)
1. a kind of solar lighting intelligent control circuit, including light-operated circuit, timing circuit, inverter circuit, rectification circuit, startup
Protect circuit and energy-saving lamp；The light-operated circuit, timing circuit, inverter circuit, rectification circuit, automatic dimming circuit, startup are protected
Protection circuit and energy-saving lamp are sequentially connected in series；It is characterized in that：
Photo resistance in the light-operated circuit is in low resistance state when receiving illumination, and timing circuit does not work, and relay is failure to actuate, inverse
Become device circuit access failure, energy-saving lamp no power；
It is in high-impedance state when photo resistance in the light-operated circuit is not affected by light, timing circuit is started to work, and the actuating of relay is inverse
Become device circuit to connect, after rectifier circuit rectifies, energy-saving lamp is powered；
The timing circuit includes Integrated circuit IC 2, resistance R2, R3, R4, R5, R6, diode D2, D3, triode BG1, electricity
Hold C3, C4, C5, relay J1, relay normally open contact J1-1, switching switch K；Wherein resistance R2 is connected on Integrated circuit IC 2
Between 12 feet and ground, resistance R3 and R4 series connection are followed by between the cathode of storage battery and 10 feet of Integrated circuit IC 2, switching switch
K is attempted by resistance R4, and resistance R5 is connected between the cathode of storage battery and 11 feet of Integrated circuit IC 2, and resistance R6 is connected on integrated
Between 3 feet of IC circuit 2 between the base stage of triode BG1, the cathode of diode D2 connects 3 feet of Integrated circuit IC 2, and anode connects
11 feet of Integrated circuit IC 2, diode D2 are attempted by the both ends of relay J1, wherein plus earth, and anode connects triode BG1's
Collector, the cathode of capacitance C3 connect the emitter-base bandgap grading of triode BG1, anode ground connection, and capacitance C4 is connected on 12 feet and 16 of Integrated circuit IC 2
Between foot, capacitance C5 is connected between the cathode of storage battery and 9 feet of Integrated circuit IC 2, the 8 feet ground connection of Integrated circuit IC 2, relay
Device normally opened contact J1-1 is connected between the cathode of storage battery and resistance R7.
2. solar lighting intelligent control circuit according to claim 1, it is characterized in that：The inverter circuit includes transformation
Device B, resistance R7, R8, R9, diode D4, triode BG2, BG3, capacitance C6, C7, C8；Wherein the one of the input terminal of transformer B
End is connected with one end of output terminal, and the centre tap of input terminal is connected with relay normally open contact J1-1, the other end of input terminal
It is connected with the collector of triode BG3, the other end of output terminal is connected with capacitance C9, and resistance R7 is connected on relay normally open contact
Between the cathode of J1-1 and diode D4, resistance R8 is connected between the anode of diode D4 and the base stage of triode BG2, resistance R9
And capacitance C6 parallel connections are followed by between the input terminal of transformer B and the collector of triode BG2, capacitance C7 is connected on triode BG2
Collector and ground between, capacitance C8 is connected between the collector and ground of triode BG3, and the emitter of triode BG2 and BG3 are equal
Ground connection, the collector of triode BG2 are connected with the base stage of BG3.
3. solar lighting intelligent control circuit according to claim 1, it is characterized in that：The rectification circuit includes resistance
R10, diode D5, capacitance C9, C10, zener diode DW1；Wherein resistance R10 and capacitance C9 parallel connections are followed by diode D5's
Between the output terminal of cathode and transformer B, the anode of diode D5 respectively with the anode of zener diode DW1 and capacitance C10
Cathode is connected, the cathode of zener diode DW1 and the anode ground connection of capacitance C10.
4. solar lighting intelligent control circuit according to claim 1, it is characterized in that：The automatic dimming circuit includes
Integrated circuit IC 3, photo resistance Rt2, potentiometer Rp2, Rp3, resistance R11, R12, R13, diode D6, D7, D8, D9, capacitance
C11, C12, controllable silicon SCR, energy-saving lamp LED；Wherein resistance R11 be connected on diode D5 anode and diode D8 anode it
Between, resistance R12 is connected between the cathode and ground of diode D8, and resistance R13 is in parallel with diode D9, photo resistance Rt2 and current potential
Device Rp3 series connection is followed by between 6 feet of Integrated circuit IC 3 and the anode of diode D5, and potentiometer Rp2 is connected on Integrated circuit IC 3
6 feet and ground between, the cathode of diode D6 is connected with the cathode of diode D7, and the anode of diode D6 and diode D8's is negative
Extremely it is connected, the anode of diode D7 is connected with the cathode of diode D8, and the anode of diode D9 connects 1 foot of Integrated circuit IC 3, and two
The cathode of pole pipe D9 connects 5 feet of Integrated circuit IC 3, and the anode of diode D10 meets the anode of zener diode DW2, diode D10
Cathode Integrated circuit IC 37 feet, capacitance C11 is connected between the cathode and ground of diode D6, and capacitance C12 is connected on diode D9
Cathode and ground between, the T1 poles of controllable silicon SCR connect the output terminal of transformer B, and T2 poles connect one end of energy-saving lamp LED, and G poles connect electricity
Hold C13, energy-saving lamp LED is connected between the T2 poles of controllable silicon SCR and ground.
5. solar lighting intelligent control circuit according to claim 1, it is characterized in that：The starting protection circuit includes
Resistance R14, R15, R16, R17, capacitance C13, triode BG4, zener diode DW2；Wherein resistance R14 is connected on zener diode
Between the cathode of DW2 and the base stage of triode BG4, resistance R15 is connected between base stage and the ground of triode BG4, and resistance R16 is connected on
Between the anode of diode D5 and the collector of triode BG4, resistance R17 is connected on G poles and the triode BG4 of controllable silicon SCR
Between collector, the collector of triode BG4 is connected on being connected a little for resistance R16 and R17, and base stage is connected on the phase of resistance R14 and R15
Lian Dian, emitter ground connection, the anode of cathode the connecting resistance R14, zener diode DW2 of zener diode DW2 connect diode D10's
Anode, capacitance C13 are connected between the G poles of controllable silicon SCR and ground.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109743824A (en) * | 2019-03-03 | 2019-05-10 | 山西工程技术学院 | Based on timing, photosensitive intelligent road-lamp lighting control system and implementation method |
| CN111315091B (en) * | 2020-04-08 | 2023-08-01 | 山西工程技术学院 | Cell lighting control system based on light sensitivity and timing |
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| US4478468A (en) * | 1982-08-27 | 1984-10-23 | Pittway Corporation | Line-gated switching power supply |
| EP1274285A1 (en) * | 1999-11-19 | 2003-01-08 | Gelcore Company | Method and device for remote monitoring of LED lamps |
| CN1787717A (en) * | 2005-11-18 | 2006-06-14 | 清华大学 | Solar energy high voltage sodium lamp controller based on single stage inverter |
| CN102307424A (en) * | 2011-05-23 | 2012-01-04 | 宁国市沪帮电子科技有限公司 | High-power dimming electrodeless lamp |
| CN204652744U (en) * | 2015-05-26 | 2015-09-16 | 国家电网公司 | Anti-interference solar street light circuit |
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|---|---|---|---|---|
| US4478468A (en) * | 1982-08-27 | 1984-10-23 | Pittway Corporation | Line-gated switching power supply |
| EP1274285A1 (en) * | 1999-11-19 | 2003-01-08 | Gelcore Company | Method and device for remote monitoring of LED lamps |
| CN1787717A (en) * | 2005-11-18 | 2006-06-14 | 清华大学 | Solar energy high voltage sodium lamp controller based on single stage inverter |
| CN102307424A (en) * | 2011-05-23 | 2012-01-04 | 宁国市沪帮电子科技有限公司 | High-power dimming electrodeless lamp |
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