CN203086791U - Acousto-optic double-control timing control circuit and floodlight - Google Patents
Acousto-optic double-control timing control circuit and floodlight Download PDFInfo
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- CN203086791U CN203086791U CN2012206959598U CN201220695959U CN203086791U CN 203086791 U CN203086791 U CN 203086791U CN 2012206959598 U CN2012206959598 U CN 2012206959598U CN 201220695959 U CN201220695959 U CN 201220695959U CN 203086791 U CN203086791 U CN 203086791U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
An acousto-optic double-control timing control circuit and a floodlight are provided; and the circuit comprises a constant current drive module, a power supply module, an acoustic control interface module and a one-chip microcomputer. The power supply module comprises a solar cell panel, a storage battery and a charge control circuit. The constant current drive module is used for outputting constant current to light up a plurality of LED light sources; the power supply module is used for powering up the constant current drive module, the acoustic control interface module and the one-chip microcomputer; the acoustic control interface module is used for connecting sound monitoring equipment and sending trigger signals generated when the sound monitoring equipment is triggered to the one-chip microcomputer; and the one-chip microcomputer is used for detecting output voltage of the solar cell panel and the storage battery, controlling conduction or disconnection of the charge control circuit, and controlling opening and closing the constant current drive module. The acousto-optic double-control timing control circuit and the floodlight are high in timing precision. The one-chip microcomputer detects output voltage of the solar cell panel so as to determine lighting intensity, interference is difficult and no misoperation will be generated, and reliability of the acousto-optic double-control timing control circuit is improved.
Description
Technical field
The utility model relates to field of light fittings, particularly relates to a kind of photoacoustic dual-controlled timing control circuit and floodlight.
Background technology
Floodlight is approved by increasing user as the regeneration product of electric light source, and is applied in a lot of fields.For the control of floodlight, adopt control circuits such as acoustic control delay circuit, optically controlled delay circuit or photoacoustic dual-controlled delay circuit usually.But the control circuit of above-mentioned floodlight is mainly built by acoustic control transducer, photo resistance, delay circuit etc., and timing accuracy is relatively poor.And photo resistance is subject to disturb, and is easy to generate misoperation, has reduced the reliability of control circuit.In addition, along with the utilization of new forms of energy and the popularization of energy-saving and emission-reduction, traditional floodlight and control circuit thereof have been difficult to satisfy the demand of social development.
The utility model content
Based on this, be necessary traditional problem that floodlight control circuit timing accuracy is relatively poor, reliability is lower, a kind of timing accuracy is higher, reliability is higher photoacoustic dual-controlled timing control circuit and floodlight are provided.
A kind of photoacoustic dual-controlled timing control circuit, comprise the constant-current driven module that is used to export constant current, be used for to described constant-current driven module, acoustic control interface module and described single-chip microcomputer power supply supply module, be used to be connected the acoustic control interface module and the single-chip microcomputer of sound monitoring equipment, described acoustic control interface module links to each other with described single-chip microcomputer respectively with described constant-current driven module, and described supply module connects described acoustic control interface module, described single-chip microcomputer and described constant-current driven module respectively; Described supply module comprises solar panel, storage battery and charging control circuit, described solar panel is given output voltage that described charge in batteries, described single-chip microcomputer detect described solar panel and storage battery, controls conducting or is turn-offed described charging control circuit by described charging control circuit and control startup or turn-off described constant-current driven module; Control starts described constant-current driven module to the output voltage that detects described solar panel when single-chip microcomputer less than first threshold voltage and when receiving described triggering signal, otherwise turn-offs described constant-current driven module; The output voltage that detects described solar panel when single-chip microcomputer during greater than second threshold voltage and greater than the output voltage of detected described storage battery control start described charging control circuit, otherwise turn-off described charging control circuit; Described charging control circuit was turn-offed in control when the output voltage that detects described storage battery when single-chip microcomputer reached and is full of voltage; The default described triggering signal of described single-chip microcomputer is eliminated the time of the described constant-current driven module of back time delayed turn-off.
Among embodiment, described supply module also comprises major loop and major loop control circuit therein, described major loop control circuit control conducting or turn-off described major loop,
Described major loop comprises the switch and first metal-oxide-semiconductor, the positive pole of the described storage battery of inlet wire termination of described switch, and leading-out terminal connects the drain electrode of described first metal-oxide-semiconductor, the source ground of described first metal-oxide-semiconductor by described constant-current driven module;
Described major loop control circuit comprises first resistance, second resistance, first triode and first voltage stabilizing didoe, one end of described first resistance connects the grid of described first metal-oxide-semiconductor and the negative pole of described first voltage stabilizing didoe respectively, the plus earth of described first voltage stabilizing didoe, the collector electrode of described first triode of another termination of described first resistance, the grounded emitter of described first triode, the base stage of described first triode links to each other with described single-chip microcomputer by described second resistance;
Described charging control circuit comprises first diode, second metal-oxide-semiconductor, second voltage stabilizing didoe, second triode, the 3rd resistance, the 4th resistance and the 5th resistance, the positive pole of described first diode connects the positive pole of described solar panel, the negative pole of described first diode connects the negative pole of described second voltage stabilizing didoe respectively, one end of the source electrode of described second metal-oxide-semiconductor and described the 3rd resistance, the drain electrode of described second metal-oxide-semiconductor connects the positive pole of described storage battery, the grid of described second metal-oxide-semiconductor, the other end of the positive pole of described second voltage stabilizing didoe and described the 3rd resistance connects an end of described the 4th resistance respectively, the collector electrode of described second triode of another termination of described the 4th resistance, the grounded emitter of described second triode, the base stage of described second triode links to each other with described single-chip microcomputer by described the 5th resistance.
Therein among embodiment, described constant-current driven module comprises the MT7201 chip for driving, sampling resistor, adjustable resistance, inductance, second diode, the 7th resistance and the 3rd triode, insert inductance and the LED interface that is used to install led light source between the current sample pin of described MT7201 chip for driving and the built-in switch pipe drain lead successively, the negative pole of described second diode, one end of described sampling resistor one end and described adjustable resistance connects the power supply input pin of described MT7201 chip for driving respectively, the other end of the described sampling resistor other end and described adjustable resistance connects the current sample pin of described MT7201 chip for driving respectively, the positive pole of described second diode connects the built-in switch pipe drain lead of described MT7201 chip for driving, the power supply input pin of described MT7201 chip for driving connects the leading-out terminal of described switch, the grounding pin of described MT7201 chip for driving connects the drain electrode of described first metal-oxide-semiconductor, the PWM light modulation pin of described MT7201 chip for driving connects the collector electrode of described the 3rd triode, the grounded emitter of described the 3rd triode, the base stage of described the 3rd triode links to each other with described single-chip microcomputer by described the 7th resistance.
Therein among embodiment, described supply module also comprises voltage stabilizing circuit, described voltage stabilizing circuit comprises three-terminal voltage-stabilizing pipe, the 3rd electric capacity, the 4th electric capacity and the 3rd diode, the positive pole of described the 3rd diode connects the leading-out terminal of described switch, negative pole connects the input of described three-terminal voltage-stabilizing pipe and an end of described the 4th electric capacity respectively, the output of described three-terminal voltage-stabilizing pipe connects an end and the described single-chip microcomputer of described the 3rd electric capacity respectively, and the other end of the other end of described the 3rd electric capacity, the 4th electric capacity and the other end of described three-terminal voltage-stabilizing pipe be ground connection respectively.
Therein among embodiment, described supply module also comprises the shutdown power supply circuits, described shutdown power supply circuits comprise the 3rd voltage stabilizing didoe, the 12 resistance, the 13 resistance, the 4th triode, the 14 resistance, the 15 resistance, the 5th triode and the 4th diode, the negative pole of described the 3rd voltage stabilizing didoe connects the positive pole of described solar panel, the positive pole of described the 3rd voltage stabilizing didoe connects an end of described the 12 resistance, the other end of described the 12 resistance connects the base stage of an end and described the 4th triode of described the 13 resistance respectively, the emitter of described the 4th triode and the other end of described the 13 resistance be ground connection respectively, the collector electrode of described the 4th triode connects an end of described the 14 resistance, the other end of described the 14 resistance connects the base stage of an end and described the 5th triode of described the 15 resistance respectively, the other end of described the 15 resistance connects the positive pole and described the 5th transistor emitter of described solar panel respectively, the collector electrode of described the 5th triode connects the positive pole of described the 4th diode, the negative pole of described the 4th diode connects the input of described three-terminal voltage-stabilizing pipe and an end of described the 16 resistance respectively, the grid of described first metal-oxide-semiconductor of another termination of described the 16 resistance.
Therein among embodiment, also comprise battery tension sample circuit and cell plate voltage sample circuit, described battery tension sample circuit is gathered the output voltage of described storage battery and is sent to described single-chip microcomputer, described cell plate voltage sample circuit is gathered the output voltage of described cell panel and is delivered to described single-chip microcomputer
Described battery tension adopts circuit to comprise first electric capacity, the 8th resistance and the 9th resistance, the positive pole of the described storage battery of one termination of described the 8th resistance, the other end connects an end and the described single-chip microcomputer of an end of described the 9th resistance, described first electric capacity respectively, and the other end of the other end of described the 9th resistance and described first electric capacity is ground connection respectively;
Described cell plate voltage sample circuit comprises second electric capacity, the tenth resistance and the 11 resistance, described the tenth resistance the positive pole of the described solar panel of a termination, the other end connects an end and the described single-chip microcomputer of an end of described second electric capacity, described the 11 resistance respectively, and the other end of the other end of described the 11 resistance and described second electric capacity is ground connection respectively.
Therein among embodiment, the two ends of described storage battery the 5th diode that is connected in parallel, wherein, the negative pole of described the 5th diode connects the positive pole of described storage battery, and the positive pole of described the 5th diode and the negative pole of described storage battery be ground connection respectively.
A kind of floodlight, comprise lamp housing, sound monitoring equipment, a plurality of led light source and above-mentioned described photoacoustic dual-controlled timing control circuit, described a plurality of led light source is installed in the described lamp housing, described sound monitoring equipment is electrically connected with described acoustic control interface module, and described a plurality of led light sources are connected in series and are electrically connected with described constant-current driven module.
Above-mentioned photoacoustic dual-controlled timing control circuit and floodlight adopt single-chip microcomputer to carry out the setting of time-delay closing duration, and timing accuracy is higher.Detect the output voltage of solar panel by single-chip microcomputer and judge intensity of illumination, be not subject to disturb, can not produce misoperation, improved the reliability of photoacoustic dual-controlled timing control circuit.
Description of drawings
Fig. 1 is the module map of the floodlight of an embodiment;
Fig. 2 is the detailed block diagram of supply module among Fig. 1;
Fig. 3 is the electrical schematic diagram of photoacoustic dual-controlled timing control circuit among Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
As Fig. 1, Fig. 2 and shown in Figure 3, in one embodiment, a kind of photoacoustic dual-controlled timing control circuit 100 comprises constant-current driven module 140, supply module 120, acoustic control interface module 110 and single-chip microcomputer 130.Supply module 120 comprises solar panel 122, storage battery 126 and charging control circuit 124.Solar panel 122 is by 126 chargings of charging control circuit 124 accumulators.Constant-current driven module 140 is used to export constant current, to light a plurality of led light sources 20.Supply module 120 is used for to 140 of constant-current driving moulds, acoustic control interface module 110 and single-chip microcomputer 130 power supplies.Acoustic control interface module 110 is used to connect sound monitoring equipment 40, and the triggering signal that generates when sound monitoring equipment 40 is triggered is sent to single-chip microcomputer 130.
Single-chip microcomputer 130 is used to detect output voltage, the control conducting of solar panel 122 and storage battery 126 or turn-offs charging control circuit 124 and control startup or shutoff constant-current driven module 140.Control starts constant-current driven module 140 to the output voltage that detects solar panel 122 when single-chip microcomputer 130 less than first threshold voltage and when receiving triggering signal, otherwise turn-offs constant-current driven module 140.Usually, need light a plurality of led light sources 20 at night, so that illumination to be provided.Less or the no-voltage generation of the voltage that solar panel 122 produces in the environment of dark.Single-chip microcomputer 130 detects the output voltage of solar panel 122 and this output voltage is compared with the first threshold voltage that sets in advance, if less than first threshold voltage, illustrate that then intensity of illumination is relatively poor, be night this moment, in the case, when sound monitoring equipment 40 was triggered, single-chip microcomputer 130 receives triggering signal will control startup constant-current driven module 140, thereby a plurality of led light sources are lighted, otherwise turn-offed constant-current driven module 140.The output voltage that detects solar panel 122 when single-chip microcomputer 130 during greater than second threshold voltage and greater than the output voltage of detected storage battery 126 control start charging control circuit 124, otherwise turn-off charging control circuit 124.When intensity of illumination was strong, the output voltage of solar panel 122 was bigger.The output voltage that detects solar panel 122 at single-chip microcomputer 130 during greater than second threshold voltage that sets in advance and greater than the output voltage of detected storage battery 126 time control start charging control circuit 124, solar panel 122 begins storage battery is charged, otherwise, single-chip microcomputer 122 turn-offs charging control circuit 124, and solar panel 122 stops charge in batteries.Usually, in addition, charging control circuit 124 was turn-offed in control when the output voltage that detects storage battery 126 when single-chip microcomputer 130 reached and is full of voltage.Single-chip microcomputer 130 also is used for the time that default triggering signal is eliminated back time delayed turn-off constant-current driven module 140.
In the present embodiment, the model of single-chip microcomputer 130 is PIC12F683.Supply module 120 also comprises major loop and major loop control circuit, and the major loop control circuit is used to control conducting or turn-offs major loop.Major loop comprises the K switch and the first metal-oxide-semiconductor M1, the positive pole of the inlet wire termination storage battery 126 of K switch, and leading-out terminal connects the drain electrode of the first metal-oxide-semiconductor M1, the source ground of the first metal-oxide-semiconductor M1 by constant-current driven module 140.The major loop control circuit comprises first resistance R 1, second resistance R 2, the first triode Q1 and the first voltage stabilizing didoe ZD1, one end of first resistance R 1 connects the grid of the first metal-oxide-semiconductor M1 and the negative pole of the first voltage stabilizing didoe ZD1 respectively, the plus earth of the first voltage stabilizing didoe ZD1, the collector electrode of another termination first triode Q1 of first resistance R 1, the grounded emitter of the first triode Q1, the base stage of the first triode Q1 links to each other with single-chip microcomputer 130 by second resistance R 2, in the present embodiment, the base stage of the first triode Q1 links to each other with the pin 3 of single-chip microcomputer 130 by second resistance R 2.Closing Switch K, photoacoustic dual-controlled timing control circuit 100 enters operating state, the pin 3 output high level of single-chip microcomputer 130, the first metal-oxide-semiconductor M1 conducting, the major loop conducting of supply module 120, constant-current drive circuit 140 gets electric startup.Charging control circuit 124 comprises the first diode D1, the second metal-oxide-semiconductor M2, the second voltage stabilizing didoe ZD2, the second triode Q2, the 3rd resistance R 3, the 4th resistance R 4 and the 5th resistance R 5, the positive pole of the first diode D1 connects the positive pole of solar panel 122, the negative pole of the first diode D1 connects the negative pole of the second voltage stabilizing didoe ZD2 respectively, one end of the source electrode of the second metal-oxide-semiconductor M2 and the 3rd resistance R 3, the drain electrode of the second metal-oxide-semiconductor M2 connects the positive pole of storage battery 126, the grid of the second metal-oxide-semiconductor M2, the other end of the positive pole of the second voltage stabilizing didoe ZD2 and the 3rd resistance R 3 connects an end of the 4th resistance R 4 respectively, the collector electrode of another termination second triode Q2 of the 4th resistance R 4, the grounded emitter of the second triode Q2, the base stage of the second triode Q2 links to each other with single-chip microcomputer 130 by the 5th resistance R 5, in the present embodiment, the base stage of the second triode Q2 links to each other with single-chip microcomputer 130 pins 2 by the 5th resistance R 5.
In the present embodiment, constant-current driven module 140 comprises the MT7201 chip for driving, sampling resistor R6, adjustable resistance RX, inductance L, the second diode D2, the 7th resistance R 7 and the 3rd triode Q3, insert inductance L and the LED interface P that is used to install led light source between the current sample pin Isense of MT7201 chip for driving and the built-in switch pipe drain lead LX successively, the negative pole of the second diode D2, the end of sampling resistor R6 one end and adjustable resistance RX meets the power supply input pin Vin of MT7201 chip for driving respectively, the other end of the sampling resistor R6 other end and adjustable resistance RX meets the current sample pin Isense of MT7201 chip for driving respectively, the positive pole of the second diode D2 meets the built-in switch pipe drain lead LX of MT7201 chip for driving, the power supply input pin Vin of MT7201 chip for driving connects the leading-out terminal of K switch, the grounding pin GND of MT7201 chip for driving connects the drain electrode of the first metal-oxide-semiconductor M1, the PWM light modulation pin ADJ of MT7201 chip for driving connects the collector electrode of the 3rd triode Q3, the grounded emitter of the 3rd triode Q3, the base stage of the 3rd triode Q3 links to each other with single-chip microcomputer 130 by the 7th resistance R 7, in the present embodiment, the base stage of the 3rd triode Q3 links to each other with single-chip microcomputer 130 pins 5 by the 7th resistance R 7.The 6th capacitor C 6 that also is connected in parallel respectively between the power supply input pin Vin of MT7201 chip for driving and the grounding pin GND and the 7th capacitor C 7.
In the present embodiment, supply module 120 also comprises voltage stabilizing circuit, voltage stabilizing circuit comprises three-terminal voltage-stabilizing pipe U1, the 3rd capacitor C 3, the 4th capacitor C 4 and the 3rd diode D3, the positive pole of the 3rd diode D3 connects the leading-out terminal of K switch, negative pole connects the input of three-terminal voltage-stabilizing pipe U1 and an end of the 4th capacitor C 4 respectively, the output of three-terminal voltage-stabilizing pipe U1 connects an end and the other end of single-chip microcomputer 130, the three capacitor C 3, the other end of the 4th capacitor C 4 and the other end difference ground connection of three-terminal voltage-stabilizing pipe U1 of the 3rd capacitor C 3 respectively.
In the present embodiment, supply module 120 also comprises the shutdown power supply circuits, the shutdown power supply circuits comprise the 3rd voltage stabilizing didoe ZD3, the 12 resistance R 12, the 13 resistance R 13, the 4th triode Q4, the 14 resistance R 14, the 15 resistance R 15, the 5th triode Q5 and the 4th diode D4, the negative pole of the 3rd voltage stabilizing didoe ZD3 connects the positive pole of solar panel 122, the positive pole of the 3rd voltage stabilizing didoe ZD3 connects an end of the 12 resistance R 12, the other end of the 12 resistance R 12 connects the base stage of an end and the 4th triode Q4 of the 13 resistance R 13 respectively, the other end of the emitter of the 4th triode Q4 and the 13 resistance R 13 is ground connection respectively, the collector electrode of the 4th triode Q4 connects an end of the 14 resistance R 14, the other end of the 14 resistance R 14 connects the base stage of an end and the 5th triode Q5 of the 15 resistance R 15 respectively, the other end of the 15 resistance R 15 connects the positive pole and the 5th triode Q5 emitter of solar panel 122 respectively, the collector electrode of the 5th triode Q5 connects the positive pole of the 4th diode D4, the negative pole of the 4th diode D4 connects the input of three-terminal voltage-stabilizing pipe U1 and an end of the 16 resistance R 16 respectively, the grid of another termination first metal-oxide-semiconductor M1 of the 16 resistance R 16.
In the present embodiment, also comprise battery tension sample circuit and cell plate voltage sample circuit, the battery tension sample circuit is used to gather the output voltage of storage battery 126 and is sent to single-chip microcomputer 130, and the cell plate voltage sample circuit is used to gather the output voltage of cell panel and is delivered to single-chip microcomputer 130.Storage battery 126 voltages adopt circuit to comprise first capacitor C 1, the 8th resistance R 8 and the 9th resistance R 9, the positive pole of one termination storage battery 126 of the 8th resistance R 8, the other end connects an end of the 9th resistance R 9, an end and the other end of single-chip microcomputer 130, the nine resistance R 9 and the other end difference ground connection of first capacitor C 1 of first capacitor C 1 respectively; In the present embodiment, the other end of the 8th resistance R 8 connects the pin 7 of single-chip microcomputer 130.The cell plate voltage sample circuit comprises second capacitor C 2, the tenth resistance R 10 and the 11 resistance R 11, the tenth resistance R 10 the positive pole of a termination solar panel 122, the other end that the other end connects the other end of the end of an end, the 11 resistance R 11 of second capacitor C 2 and single-chip microcomputer 130, the 11 resistance R 11 and second capacitor C 2 respectively is ground connection respectively.In the present embodiment, the other end of the tenth resistance R 10 connects the pin 6 of single-chip microcomputer 130.
In the present embodiment, the two ends of storage battery 126 the 5th diode D5 that is connected in parallel, wherein, the negative pole of the 5th diode D5 connects the positive pole of storage battery 126, and the negative pole of the positive pole of the 5th diode D5 and storage battery 126 is ground connection respectively.The power pins of acoustic control interface module 110 connects the output of three-terminal voltage-stabilizing pipe U1, an end of the 8th capacitor C 8 and an end of the 9th capacitor C 9 respectively, and the other end of the other end of the 8th capacitor C 8 and the 9th capacitor C 9 is ground connection respectively.The pin 1 of single-chip microcomputer 130 connects the output of three-terminal voltage-stabilizing pipe U1 and an end of the 5th capacitor C 5 respectively, and the other end of the 5th capacitor C 5 connects the pin 8 of single-chip microcomputer 130, pin 8 ground connection of single-chip microcomputer.
As shown in Figure 1, a kind of floodlight comprises lamp housing, sound monitoring equipment 40, a plurality of led light source 20 and the described photoacoustic dual-controlled timing control circuit 100 of the foregoing description.A plurality of led light sources 20 are installed in the lamp housing, and sound monitoring equipment 40 is electrically connected with described acoustic control interface module 110, and usually, sound monitoring equipment 40 is microphone, sound transducer etc.A plurality of led light sources 20 are connected in series and are electrically connected with 140 of constant-current driving moulds.
Above-mentioned photoacoustic dual-controlled timing control circuit and floodlight adopt single-chip microcomputer 130 to carry out the setting of time-delay closing duration, and timing accuracy is higher.Detect the output voltage of solar panel 122 by single-chip microcomputer 130 and judge intensity of illumination, be not subject to disturb, can not produce misoperation, improved the reliability of photoacoustic dual-controlled timing control circuit 100.In addition, the utility model adopts the solar energy new energy, helps the utilization of new forms of energy and the popularization of energy-saving and emission-reduction.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (8)
1. photoacoustic dual-controlled timing control circuit, it is characterized in that, comprise the constant-current driven module that is used to export constant current, be used for to described constant-current driven module, acoustic control interface module and described single-chip microcomputer power supply supply module, be used to be connected the acoustic control interface module and the single-chip microcomputer of sound monitoring equipment, described acoustic control interface module links to each other with described single-chip microcomputer respectively with described constant-current driven module, and described supply module connects described acoustic control interface module, described single-chip microcomputer and described constant-current driven module respectively; Described supply module comprises solar panel, storage battery and charging control circuit, described solar panel is given output voltage that described charge in batteries, described single-chip microcomputer detect described solar panel and storage battery, controls conducting or is turn-offed described charging control circuit by described charging control circuit and control startup or turn-off described constant-current driven module; Control starts described constant-current driven module to the output voltage that detects described solar panel when single-chip microcomputer less than first threshold voltage and when receiving described triggering signal, otherwise turn-offs described constant-current driven module; The output voltage that detects described solar panel when single-chip microcomputer during greater than second threshold voltage and greater than the output voltage of detected described storage battery control start described charging control circuit, otherwise turn-off described charging control circuit; Described charging control circuit was turn-offed in control when the output voltage that detects described storage battery when single-chip microcomputer reached and is full of voltage; The default described triggering signal of described single-chip microcomputer is eliminated the time of the described constant-current driven module of back time delayed turn-off.
2. photoacoustic dual-controlled timing control circuit according to claim 1 is characterized in that, described supply module also comprises major loop and major loop control circuit, and described major loop control circuit is controlled conducting or turn-offed described major loop,
Described major loop comprises the switch and first metal-oxide-semiconductor, the positive pole of the described storage battery of inlet wire termination of described switch, and leading-out terminal connects the drain electrode of described first metal-oxide-semiconductor, the source ground of described first metal-oxide-semiconductor by described constant-current driven module;
Described major loop control circuit comprises first resistance, second resistance, first triode and first voltage stabilizing didoe, one end of described first resistance connects the grid of described first metal-oxide-semiconductor and the negative pole of described first voltage stabilizing didoe respectively, the plus earth of described first voltage stabilizing didoe, the collector electrode of described first triode of another termination of described first resistance, the grounded emitter of described first triode, the base stage of described first triode links to each other with described single-chip microcomputer by described second resistance;
Described charging control circuit comprises first diode, second metal-oxide-semiconductor, second voltage stabilizing didoe, second triode, the 3rd resistance, the 4th resistance and the 5th resistance, the positive pole of described first diode connects the positive pole of described solar panel, the negative pole of described first diode connects the negative pole of described second voltage stabilizing didoe respectively, one end of the source electrode of described second metal-oxide-semiconductor and described the 3rd resistance, the drain electrode of described second metal-oxide-semiconductor connects the positive pole of described storage battery, the grid of described second metal-oxide-semiconductor, the other end of the positive pole of described second voltage stabilizing didoe and described the 3rd resistance connects an end of described the 4th resistance respectively, the collector electrode of described second triode of another termination of described the 4th resistance, the grounded emitter of described second triode, the base stage of described second triode links to each other with described single-chip microcomputer by described the 5th resistance.
3. photoacoustic dual-controlled timing control circuit according to claim 2, it is characterized in that, described constant-current driven module comprises the MT7201 chip for driving, sampling resistor, adjustable resistance, inductance, second diode, the 7th resistance and the 3rd triode, insert inductance and the LED interface that is used to install led light source between the current sample pin of described MT7201 chip for driving and the built-in switch pipe drain lead successively, the negative pole of described second diode, one end of described sampling resistor one end and described adjustable resistance connects the power supply input pin of described MT7201 chip for driving respectively, the other end of the described sampling resistor other end and described adjustable resistance connects the current sample pin of described MT7201 chip for driving respectively, the positive pole of described second diode connects the built-in switch pipe drain lead of described MT7201 chip for driving, the power supply input pin of described MT7201 chip for driving connects the leading-out terminal of described switch, the grounding pin of described MT7201 chip for driving connects the drain electrode of described first metal-oxide-semiconductor, the PWM light modulation pin of described MT7201 chip for driving connects the collector electrode of described the 3rd triode, the grounded emitter of described the 3rd triode, the base stage of described the 3rd triode links to each other with described single-chip microcomputer by described the 7th resistance.
4. photoacoustic dual-controlled timing control circuit according to claim 2, it is characterized in that, described supply module also comprises voltage stabilizing circuit, described voltage stabilizing circuit comprises the three-terminal voltage-stabilizing pipe, the 3rd electric capacity, the 4th electric capacity and the 3rd diode, the positive pole of described the 3rd diode connects the leading-out terminal of described switch, negative pole connects the input of described three-terminal voltage-stabilizing pipe and an end of described the 4th electric capacity respectively, the output of described three-terminal voltage-stabilizing pipe connects an end and the described single-chip microcomputer of described the 3rd electric capacity, the other end of described the 3rd electric capacity respectively, the other end of the other end of the 4th electric capacity and described three-terminal voltage-stabilizing pipe is ground connection respectively.
5. photoacoustic dual-controlled timing control circuit according to claim 3, it is characterized in that, described supply module also comprises the shutdown power supply circuits, described shutdown power supply circuits comprise the 3rd voltage stabilizing didoe, the 12 resistance, the 13 resistance, the 4th triode, the 14 resistance, the 15 resistance, the 5th triode and the 4th diode, the negative pole of described the 3rd voltage stabilizing didoe connects the positive pole of described solar panel, the positive pole of described the 3rd voltage stabilizing didoe connects an end of described the 12 resistance, the other end of described the 12 resistance connects the base stage of an end and described the 4th triode of described the 13 resistance respectively, the emitter of described the 4th triode and the other end of described the 13 resistance be ground connection respectively, the collector electrode of described the 4th triode connects an end of described the 14 resistance, the other end of described the 14 resistance connects the base stage of an end and described the 5th triode of described the 15 resistance respectively, the other end of described the 15 resistance connects the positive pole and described the 5th transistor emitter of described solar panel respectively, the collector electrode of described the 5th triode connects the positive pole of described the 4th diode, the negative pole of described the 4th diode connects the input of described three-terminal voltage-stabilizing pipe and an end of described the 16 resistance respectively, the grid of described first metal-oxide-semiconductor of another termination of described the 16 resistance.
6. photoacoustic dual-controlled timing control circuit according to claim 1, it is characterized in that, also comprise battery tension sample circuit and cell plate voltage sample circuit, described battery tension sample circuit is gathered the output voltage of described storage battery and is sent to described single-chip microcomputer, described cell plate voltage sample circuit is gathered the output voltage of described cell panel and is delivered to described single-chip microcomputer
Described battery tension adopts circuit to comprise first electric capacity, the 8th resistance and the 9th resistance, the positive pole of the described storage battery of one termination of described the 8th resistance, the other end connects an end and the described single-chip microcomputer of an end of described the 9th resistance, described first electric capacity respectively, and the other end of the other end of described the 9th resistance and described first electric capacity is ground connection respectively;
Described cell plate voltage sample circuit comprises second electric capacity, the tenth resistance and the 11 resistance, described the tenth resistance the positive pole of the described solar panel of a termination, the other end connects an end and the described single-chip microcomputer of an end of described second electric capacity, described the 11 resistance respectively, and the other end of the other end of described the 11 resistance and described second electric capacity is ground connection respectively.
7. photoacoustic dual-controlled timing control circuit according to claim 1, it is characterized in that, the two ends of described storage battery the 5th diode that is connected in parallel, wherein, the negative pole of described the 5th diode connects the positive pole of described storage battery, and the positive pole of described the 5th diode and the negative pole of described storage battery be ground connection respectively.
8. floodlight, it is characterized in that, comprise any described photoacoustic dual-controlled timing control circuit in lamp housing, sound monitoring equipment, a plurality of led light source and the claim 1 to 7, described a plurality of led light source is installed in the described lamp housing, described sound monitoring equipment is electrically connected with described acoustic control interface module, and described a plurality of led light sources are connected in series and are electrically connected with described constant-current driven module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206959598U CN203086791U (en) | 2012-12-14 | 2012-12-14 | Acousto-optic double-control timing control circuit and floodlight |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206959598U CN203086791U (en) | 2012-12-14 | 2012-12-14 | Acousto-optic double-control timing control circuit and floodlight |
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| Publication Number | Publication Date |
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| CN203086791U true CN203086791U (en) | 2013-07-24 |
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| CN2012206959598U Expired - Fee Related CN203086791U (en) | 2012-12-14 | 2012-12-14 | Acousto-optic double-control timing control circuit and floodlight |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379818A (en) * | 2018-10-17 | 2019-02-22 | 雷宗平 | A kind of wisdom street lamp energized by software |
| CN110572907A (en) * | 2019-09-10 | 2019-12-13 | 宁波颐栎庭园用品有限公司 | Sunlight control system |
-
2012
- 2012-12-14 CN CN2012206959598U patent/CN203086791U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109379818A (en) * | 2018-10-17 | 2019-02-22 | 雷宗平 | A kind of wisdom street lamp energized by software |
| CN110572907A (en) * | 2019-09-10 | 2019-12-13 | 宁波颐栎庭园用品有限公司 | Sunlight control system |
| CN110572907B (en) * | 2019-09-10 | 2021-10-26 | 宁波颐栎庭园用品有限公司 | Sunlight control system |
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