Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of intelligent integral street lamp, not only greatly saving electric energy, also, hommization more intelligent to the regulation and control of LED street lamp.
The present invention in order to the technical scheme solving its technical problem and adopt is: a kind of intelligent integral street lamp, comprise solar street lamp controller, solar panel, storage battery and LED street lamp, wherein, this solar street lamp controller is mainly integrated with single-chip microcomputer and load output control module, described solar panel and storage battery are electrically connected on described single-chip microcomputer respectively, described single-chip microcomputer can control the discharge and recharge of described storage battery, and described single-chip microcomputer can also control described storage battery switches on and off input in described load output control module, the output of described load output control module is electrically connected on described LED street lamp in addition, described LED street lamp comprises the first LED street lamp and the second LED street lamp, described load output control module has the circuit output end that two-way is in parallel, wherein a circuit output end is electrically connected on described first LED street lamp, another circuit output end can switch on and off in a booster circuit under the control of an infrared induction control circuit, and the output of described booster circuit is electrically connected on described second LED street lamp.
As a further improvement on the present invention, be also provided with a voltage stabilizing circuit, a circuit output end of described load output control module is electrically connected on described first LED street lamp by described voltage stabilizing circuit.
As a further improvement on the present invention, described voltage stabilizing circuit comprises the first diode, three terminal voltage adjusters, there is electrode capacitance, 8th electric capacity and the 9th electric capacity, wherein, the positive pole of described first diode and a circuit output end of described load output control module are electrically connected, the negative pole of described first diode is electrically connected on after the input of described three terminal voltage adjusters is in parallel with one end of described 8th electric capacity, the positive pole of electrode capacitance is had described in the output of described three terminal voltage adjusters is electrically connected on, and described in have the negative pole of electrode capacitance in parallel with the other end of described 8th electric capacity after be electrically connected on described first LED street lamp, one end of described 9th electric capacity is electrically connected on one end of described 8th electric capacity in addition, the other end ground connection of described 9th electric capacity.
As a further improvement on the present invention, described infrared induction control circuit comprises one in order to sense the infrared sensor, of the infrared radiation signal that human body sends in order to the IC chip that processes infrared radiation signal and peripheral circuit, described infrared sensor is electrically connected on described IC chip, and described in described IC chip controls, another circuit output end of load output control module switches on and off in described booster circuit.
As a further improvement on the present invention, described infrared sensor is pyroelectric infrared sensor, and described IC chip is infrared thermal release electric process chip BISS0001, and described peripheral circuit includes RC filter circuit; Wherein, the G of described infrared sensor holds ground connection, be electrically connected on 14 pins of described IC chip, 15 pins and 16 pins through described RC filter circuit after the D end of described infrared sensor and the parallel connection of S end, and 11 pins of described IC chip are electrically connected on the output of described three terminal voltage adjusters;
Another circuit output end of load output control module described in described IC chip controls switches on and off the structure in described booster circuit: be also provided with a switching circuit, described switching circuit comprises the first triode and relay, wherein, described first triode is NPN type triode, the base stage of described first triode is electrically connected on 2 pins of described IC chip, the emitter of described first triode is electrically connected on 10 pins of described IC chip, the collector electrode of described first triode is electrically connected on coil one end of described relay, the coil other end of described relay is electrically connected on another circuit output end of described load output control module, and the normally opened contact of described relay is electrically connected on described booster circuit.
As a further improvement on the present invention, described switching circuit also includes the second diode, and described second diodes in parallel is connected on the coil two ends of described relay.
As a further improvement on the present invention, described booster circuit comprises boost chip, filter circuit unit, voltage stabilizing circuit unit and booster circuit unit, wherein, the model of described boost chip is UC3843, described filter circuit unit is electrically connected between the normally opened contact of described relay and the input of described voltage stabilizing circuit unit, and the output of described voltage stabilizing circuit unit is electrically connected on 7 pins of described boost chip; Described booster circuit unit comprises inductor, N channel field-effect pipe and adjustable resistance, the coil two ends of described inductor are electrically connected with the normally opened contact of described relay and the drain electrode of described N channel field-effect pipe respectively, the grid of described N channel field-effect pipe is electrically connected on 6 pins of described boost chip, the source electrode of described N channel field-effect pipe is electrically connected on a fixed contact of described adjustable resistance, another fixed contact of described adjustable resistance is the output of described booster circuit, and described second LED street lamp is electrically connected on another fixed contact of described adjustable resistance.
As a further improvement on the present invention, described voltage stabilizing circuit unit includes three-terminal voltage-stabilizing pipe, described filter circuit unit is RC filter circuit, it comprises the 26 resistance, 16 has electrode capacitance and the 17 to have electrode capacitance, wherein, the normally opened contact of described relay is electrically connected on after there is the positive pole parallel connection of electrode capacitance one end and the 16 of described 26 resistance, described 16 have the negative pole of electrode capacitance through be connected in series the described 17 have electrode capacitance after be electrically connected on another fixed contact of described adjustable resistance, the other end of described 26 resistance is electrically connected on the input of described three-terminal voltage-stabilizing pipe U4, and the output of described three-terminal voltage-stabilizing pipe is electrically connected on 7 pins of described boost chip.
As a further improvement on the present invention, described booster circuit also includes over-voltage detection circuit unit, described over-voltage detection circuit unit comprises the second triode, 21 resistance and the 20 resistance, the input of described three-terminal voltage-stabilizing pipe, and the source electrode of described N channel field-effect pipe is also electrically connected with one end of described 21 resistance respectively, the other end of described 21 resistance is electrically connected on the collector electrode of described second triode, the base stage of described second triode is electrically connected on 4 pins of described boost chip, the emitter of described second triode is electrically connected on 8 pins of described boost chip U3,
3 pins of described boost chip are also electrically connected on one end of described 21 resistance in addition, and 8 pins of described boost chip are also electrically connected on the output of described three-terminal voltage-stabilizing pipe.
The invention has the beneficial effects as follows: compared in prior art, simple utilize solar street lamp controller the time control+optical mode control of having by oneself LED street lamp is controlled, this intelligent integral street lamp is two lamp binary channels designs, that is: wherein time control+optical mode control of carrying for this solar street lamp controller of the automatically controlled pattern of a passage, the automatically controlled pattern of another passage is infrared+time control pattern; By above-mentioned two kinds of automatically controlled patterns are effectively combined, not only greatly save electric energy, effectively extend the useful life of LED street lamp; But also, hommization more intelligent to the regulation and control of LED street lamp.
Embodiment
Referring to figure to a preferred embodiment of the present invention will be described in detail.
A kind of intelligent integral street lamp of the present invention, comprise solar street lamp controller 1, solar panel 2, storage battery 3 and LED street lamp, wherein, this solar street lamp controller 1 is mainly integrated with single-chip microcomputer 10 and load output control module 11, described solar panel 2 is electrically connected on described single-chip microcomputer 10 by the photocell interface on solar street lamp controller, described storage battery 3 is poly-lithium battery BT, it is electrically connected on described single-chip microcomputer 10 by the DC power supply interface on solar street lamp controller, described single-chip microcomputer can control according to optically-controlled signal and time signal in the discharge and recharge to described storage battery 3, and described single-chip microcomputer can also control described storage battery switches on and off input in described load output control module 11, the output 11 of described load output control module is electrically connected on described LED street lamp by the loading interfaces on solar street lamp controller in addition, described LED street lamp comprises the first LED street lamp 4 and the second LED street lamp 5, described load output control module 11 has the circuit output end that two-way is in parallel, wherein a circuit output end is electrically connected on described first LED street lamp 4, another circuit output end can switch on and off in a booster circuit 7 under the control of an infrared induction control circuit 6, and the output of described booster circuit is electrically connected on described second LED street lamp 5.
Except above-mentioned single-chip microcomputer and load output control module; this solar street lamp controller 1 is also integrated with the voltage acquisition module gathered solar panel output voltage, the battery management module etc. managed accumulator cell charging and discharging; in a word; this solar street lamp controller have photocontrol, time control, super-charge super-discharge protection and the function such as reverse connecting protection; but because this solar street lamp controller 1 is prior art, therefore be not described further at this.
In the present embodiment, be also provided with a voltage stabilizing circuit 8, a circuit output end of described load output control module 11 is electrically connected on described first LED street lamp 4 by described voltage stabilizing circuit 8.
Preferably, as shown in Figure 2, described voltage stabilizing circuit 8 comprises the first diode D1, model is the three terminal voltage adjuster U1 of HT7130, there is electrode capacitance C2, 8th electric capacity C8 and the 9th electric capacity C9, wherein, the positive pole of described first diode D1 and a circuit output end of described load output control module are electrically connected, the negative pole of described first diode D1 is electrically connected on after the input of described three terminal voltage adjuster U1 is in parallel with one end of described 8th electric capacity C8, the positive pole of electrode capacitance C2 is had described in the output of described three terminal voltage adjuster U1 is electrically connected on, and described in have the negative pole of electrode capacitance C2 in parallel with the other end of described 8th electric capacity C8 after be electrically connected on described first LED street lamp 4, one end of described 9th electric capacity C9 is electrically connected on one end of described 8th electric capacity C8 in addition, the other end ground connection of described 9th electric capacity C9.
In the present embodiment, described infrared induction control circuit 6 comprises one in order to the infrared sensor 60, that senses the infrared radiation signal that human body sends in order to the IC chip 61 that processes infrared radiation signal and peripheral circuit, described infrared sensor 60 is electrically connected on described IC chip 61, and another circuit output end that described IC chip 61 controls described load output control module switches on and off in described booster circuit 7.
Preferably, as shown in Figure 2, described infrared sensor 60 is pyroelectric infrared sensor, and described IC chip 61 is infrared thermal release electric process chip BISS0001, and described peripheral circuit includes RC filter circuit; Wherein, the G of described infrared sensor 60 holds ground connection, 14 pins of described IC chip, 15 pins and 16 pins are electrically connected on through described RC filter circuit after the D end of described infrared sensor 60 and the parallel connection of S end, namely the D of described infrared sensor 60 holds and is electrically connected on the first order operational amplifier of IC chip after the parallel connection of S end, and 11 pins of described IC chip (VDD pin) are electrically connected on the output of described three terminal voltage adjuster U1; In addition, described RC filter circuit is jointly formed as resistance R5, R6, R14 of peripheral cell and electric capacity C11, C14, C10, C13;
The structure that another circuit output end that described IC chip 61 controls described load output control module switches on and off in described booster circuit 7 is: be also provided with a switching circuit 9, described switching circuit comprises the first triode Q1 and relay K 1, wherein, described first triode Q1 is NPN type triode, the base stage of described first triode Q1 is electrically connected on 2 pins (VO pin) of described IC chip 61 after the first resistance R1, the emitter of described first triode Q1 is electrically connected on 10 pins (IB pin) of described IC chip 61 after the 7th resistance R7, the collector electrode of described first triode Q1 is electrically connected on coil one end of described relay K 1, the coil other end of described relay K 1 is electrically connected on another circuit output end of described load output control module, and the normally opened contact of described relay K 1 is electrically connected on described booster circuit 7.
Preferably, described switching circuit also includes the second diode D2, and described second diode D2 is connected in parallel on the coil two ends of described relay K 1, and described second diode D2 and relay K 1 form primary Ioops, induced potential can be absorbed.
In the present embodiment, described booster circuit 7 comprises boost chip U3, filter circuit unit, voltage stabilizing circuit unit and booster circuit unit, wherein, the model of described boost chip U3 is UC3843, described filter circuit unit is electrically connected between the normally opened contact of described relay K 1 and the input of described voltage stabilizing circuit unit, and the output of described voltage stabilizing circuit unit is electrically connected on 7 pins of described boost chip U3 (Vcc pin), described booster circuit unit comprises inductor L1, N channel field-effect pipe Q3 and adjustable resistance R17, the coil two ends of described inductor L1 are electrically connected with the normally opened contact of described relay K 1 and the drain electrode of described N channel field-effect pipe Q3 respectively, the grid of described N channel field-effect pipe Q3 is electrically connected on 6 pins (Output pin) of described boost chip U3, the source electrode of described N channel field-effect pipe Q3 is electrically connected on a fixed contact of described adjustable resistance R17, be specially: the source electrode of described N channel field-effect pipe Q3 is through series resistor R23, resistance R18, and after resistance R22, be electrically connected on a fixed contact of described adjustable resistance R17, another fixed contact of described adjustable resistance R17 is the output of described booster circuit, and described second LED street lamp 5 is electrically connected on another fixed contact of described adjustable resistance R17.
Preferably, described voltage stabilizing circuit unit includes the three-terminal voltage-stabilizing pipe U4 that model is 78L09, described filter circuit unit is RC filter circuit, it comprises the 26 resistance R26, 16 has electrode capacitance C16 and the 17 to have electrode capacitance C17, wherein, the normally opened contact of described relay K 1 is electrically connected on after there is the positive pole parallel connection of electrode capacitance one end and the 16 of described 26 resistance, described 16 have the negative pole of electrode capacitance through be connected in series the described 17 have electrode capacitance after be electrically connected on another fixed contact of described adjustable resistance R17, the other end of described 26 resistance is electrically connected on the input of described three-terminal voltage-stabilizing pipe U4, and the output of described three-terminal voltage-stabilizing pipe U4 is electrically connected on 7 pins of described boost chip U3.
Preferably, described booster circuit 7 also includes over-voltage detection circuit unit, described over-voltage detection circuit unit comprises NPN type second triode Q2, 21 resistance R21 and the 20 resistance R20, the input (through resistance R25) of described three-terminal voltage-stabilizing pipe U4, and the source electrode (through resistance R24) of described N channel field-effect pipe Q3 is also electrically connected with one end of described 21 resistance R21 respectively, the other end of described 21 resistance R21 is electrically connected on the collector electrode of described second triode Q2, the base stage of described second triode Q2 is electrically connected on 4 pins (RT/CT pin) of described boost chip U3, the emitter of described second triode Q2 is electrically connected on 8 pins (Vref pin) of described boost chip U3, 3 pins (current sampling) of described boost chip U3 are also electrically connected on one end of described 21 resistance R21 in addition, and 8 pins of described boost chip U3 are also electrically connected on the output of described three-terminal voltage-stabilizing pipe U4.
In addition, in this booster circuit, 1 pin of described boost chip U3 and 2 pins are connected between resistance R18 and resistance R22, to form current compensation; 5 pins of described boost chip U3 are electrically connected on the grid of described N channel field-effect pipe Q3 after resistance R27; Also be provided with the 3rd triode D3 and photodiode D4, play the effect of rectification.
Operation principle of the present invention is: 1) during daytime, and under the control of single-chip microcomputer, solar panel, through the irradiation of sunlight, absorbs solar energy and converts electric energy to; Then Single-chip Controlling solar panel is to charge in batteries, under normal circumstances, within strong illumination 6-8 hour, storage battery can be made to be full of.
2) during evening, when the voltage acquisition module in solar street lamp controller 1 detect solar panel output voltage lower than turn on light voltage time (being set as 5V), described in Single-chip Controlling, load output control module 11 starts, and namely controls load output control module 11 and storage battery are connected; One circuit output end of described load output control module 11 is just powered to the first LED street lamp (6W/12V) by described voltage stabilizing circuit, and the first LED street lamp is just lit; In addition, this solar street lamp controller 1 can also adjust the lighting time of the first LED street lamp and power output with the battery management module of its inside by nationality.
3) during evening, when infrared sensor 60 sense someone pass through time, the human infrared radiation Signal transmissions that infrared sensor is sensed is to infrared thermal release electric process chip BISS0001, infrared thermal release electric process chip BISS0001 starts, and the collector electrode controlling the first triode Q1 is in saturation conduction state, and then the normally opened contact of relay K 1 is closed, now another circuit output end of described load output control module 11 is just connected with described booster circuit, booster circuit is started working, and after the boost in voltage that another circuit output end of described load output control module 11 is exported, power to the second LED street lamp, second LED street lamp is just lit.
Accordingly, after people walks out the sensing range of infrared sensor 60, the Signal transmissions that infrared sensor is sensed is to infrared thermal release electric process chip, the collector electrode that infrared thermal release electric process chip BISS0001 just controls the first triode Q1 is in cut-off state, therefore, the normally opened contact of relay K 1 is opened, another circuit output end of load output control module 11 just disconnects with described booster circuit, booster circuit quits work because dead electricity can supply, and the second LED street lamp is also corresponding to be extinguished because of power-off.
Intelligent integral street lamp of the present invention is the design of two lamp binary channels, that is: wherein time control+optical mode control of carrying for this solar street lamp controller of the automatically controlled pattern of a passage, and the automatically controlled pattern of another passage is infrared+time control pattern; Compared in prior art, simple utilize solar street lamp controller the time control+optical mode control of having by oneself LED street lamp is controlled, the present invention is by optimizing, above-mentioned two kinds of automatically controlled patterns are effectively combined, not only greatly save electric energy, effectively extend the useful life of LED street lamp; Also, hommization more intelligent to the regulation and control of LED street lamp.