CN106211475A - A kind of acoustic control photovoltaic LED illumination device - Google Patents
A kind of acoustic control photovoltaic LED illumination device Download PDFInfo
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- CN106211475A CN106211475A CN201610751349.8A CN201610751349A CN106211475A CN 106211475 A CN106211475 A CN 106211475A CN 201610751349 A CN201610751349 A CN 201610751349A CN 106211475 A CN106211475 A CN 106211475A
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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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/002—Table lamps, e.g. for ambient lighting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0471—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting the proximity, the presence or the movement of an object or a person
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
-
- 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
-
- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
Abstract
The invention discloses a kind of acoustic control photovoltaic LED illumination device, including charge control module, accumulator and LED, accumulator is connected by charge control module the solar panels for providing working power, also include microprocessor, microprocessor communication connects sound transducer and LED lamp drive circuit, concrete, sound transducer is connected with filtering and amplifying circuit, A/D change-over circuit in turn, and is connected to microprocessor by A/D change-over circuit；LED lamp drive circuit connects has relay, relay to be connected with LED；Microprocessor also communication link is connected to Temperature Humidity Sensor and wireless communication module, and wireless communication module connects home gateway, and has air-conditioning by home gateway communication connection.The present invention uses sound transducer and carries out the detection of sound, and the result detected is sent to microprocessor processes, when microprocessor is according to built-in procedure auto-control relay, and lightening LED lamp is illuminated.
Description
Technical field
The invention belongs to Smart Home technical field, particularly relate to a kind of desk lamp.
Background technology
At present, known general lighting desk lamp, typically by 220V mains-supplied, has two buttons of open and close to control desk lamp.When
People work hard under desk lamp and sleeping when, waking up has been found that desk lamp light yellow always, the most sometimes people go out and
Have forgotten and turn off desk lamp.These situations we be frequently encountered by life, not only waste electric energy, and fluorescent tube shine for a long time
Bright, add loss, decrease the service life of desk lamp, notably because desk lamp works long hours, fluorescent tube and circuit easily generate heat, and draw
Play fire.And, along with increasingly desirable for Smart Home of people, common desk lamp can not be networked, and is also to be presently required to change
The defect entered.
Summary of the invention
It is an object of the invention to: a kind of acoustic control photovoltaic LED illumination device is provided, needs manually to carry out switch with solution and make
The inconvenience become, and the problem that can not network, its scheme is simple, and low cost easily realizes.
The technical solution used in the present invention is as follows:
A kind of acoustic control photovoltaic LED illumination device, including charge control module, accumulator and LED, accumulator is by charging
Control module connects the solar panels for providing working power, also includes microprocessor, and microprocessor communication connects sound
Sound sensor and LED lamp drive circuit, concrete, sound transducer is connected with filtering and amplifying circuit, A/D change-over circuit in turn,
And it is connected to microprocessor by A/D change-over circuit；LED lamp drive circuit connects has relay, relay to be connected with LED；
Microprocessor also communication link is connected to Temperature Humidity Sensor and wireless communication module, and wireless communication module connects home gateway, and
Air-conditioning is had by home gateway communication connection.
Further, home gateway also communication link is connected to mobile control terminal so that mobile control terminal and LED, sky
Adjust, humidifier is building up in a LAN, in order to carry out long-range Based Intelligent Control.
Further, microprocessor also communication link is connected to ambient brightness detector, LED lamp drive circuit outfan with
Connect between relay and have brightness regulating circuit, and brightness regulating circuit is connected to accumulator.
Further, brightness regulating circuit includes the first resistance R1 to the 14th resistance R14, the first electric capacity C1 to the 6th electricity
Hold C6, the first audion VT1 to the 4th audion VT4, photoconductive resistance RW, potentiometer RP, the first amplifier IC1, the second amplification
Device IC2, time base chip IC 3, diode D, LED and bidirectional thyristor SCR, the first resistance R1 the first end respectively
It is connected with positive pole and the battery positive voltage of LED, second end of the first resistance R1 and first end of the second resistance R2
Connecting, second end of the second resistance R2 is connected with the base stage of the first audion VT1 and the emitter stage of the second audion VT2 respectively,
The colelctor electrode of the first audion VT1 respectively with first end of the 6th resistance R6, first end of the 3rd resistance R3, the 3rd audion
The emitter stage of VT3 and the base stage of the 4th audion VT4 connect, and the colelctor electrode of the second audion VT2 is respectively with the 6th resistance R6's
The base stage of the second end and the 3rd audion VT3 connects, the emitter stage of the first audion VT1 respectively with the base of the second audion VT2
Pole, the colelctor electrode of the 3rd audion VT3, the emitter stage of the 4th audion VT4, first end of the second electric capacity C2, photoconductive resistance RW
The first end and the 9th resistance R9 first end connect after and ground connection, second end of the 3rd resistance R3 and the first of the 4th resistance R4
End connects and also connects cathode voltage, second end of the 4th resistance R4 respectively with first end of the first electric capacity C1, the of the 5th resistance R5
First end of one end, first end of potentiometer RP and the 8th resistance R8 connects, the second end ground connection of the first electric capacity C1, the 5th resistance
Second end of R5 respectively with colelctor electrode, first end of the second electric capacity C2 and the homophase of the second amplifier IC2 of the 4th audion VT4
Input connects, second end of potentiometer RP respectively with sliding end, first end of the 7th resistance R7 and the photosensitive electricity of potentiometer RP
Second end of resistance RW connects, second end of the 8th resistance R8 respectively with second end of the 9th resistance R9 and the first amplifier IC1
Normal phase input end connects, second end of the 7th resistance R7 respectively with inverting input and the 3rd electric capacity C3 of the first amplifier IC1
The first end connect, second end of the 3rd electric capacity C3 anti-with the outfan of the first amplifier IC1 and the second amplifier IC2 respectively
Phase input connect, the outfan of the second amplifier IC2 with time base chip IC 3 clear terminal be connected, time base chip IC 3 ground connection
End the first end with the first end, first end of the 5th electric capacity C5 and the 12nd resistance R12 of the 4th electric capacity C4 respectively be connected after also
Ground connection, second end of the 5th electric capacity C5 with time base chip IC 3 voltage controling end be connected, second end of the 4th electric capacity C4 respectively with
Time base chip IC 3 low triggering end, time the high-triggering end of base chip IC 3, first end of the 13rd resistance R13 and diode D
Negative pole connects, the positive pole of diode D respectively with second end of the 13rd resistance R13, time the discharge end of base chip IC 3 and the tenth electricity
Resistance R10 first end connect, second end of the tenth resistance R10 with time base chip IC 3 power end be connected and connect positive voltage, the tenth
Second end of two resistance R12 is connected with first end of the 11st resistance R11 and the gate pole of bidirectional thyristor SCR respectively, and the 11st
Second end of resistance R11 with time base chip IC 3 outfan be connected, the first anode of bidirectional thyristor SCR is respectively with luminous two
The negative pole of pole pipe LED and first end of the 6th electric capacity C6 connect, second end of the 6th electric capacity C6 and the first of the 14th resistance R14
End connects, and second end of the 14th resistance R14 is connected with second plate and the battery terminal negative of bidirectional thyristor SCR respectively.
Further, solar panels are arranged at well-lighted position.
Further, charge control module includes current conversion unit and the detecting unit being connected to solar panels；Detecting
Unit is connected with microcontroller, digital variable resistance in turn, and is connected to current conversion unit, electric current by digital variable resistance
The outfan of converting unit is connected to accumulator.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
The present invention uses sound transducer and carries out the detection of sound, and the result detected is sent to microprocessor
Process, when microprocessor is according to built-in procedure auto-control relay, and lightening LED lamp is illuminated；The present invention also adopts
With Temperature Humidity Sensor and wireless communication module, add the function of desk lamp, be allowed to Temperature and Humidity function, and pass through
Wireless communication module obtains communication with home gateway, is building up in the LAN of family by desk lamp, it is simple to the application of Smart Home；
It addition, by utilizing solar panels, it is possible to saving the electric energy of family, meanwhile, these solar panels may utilize household electricity equipment
Some solar panels, by the conversion of charge control module, are charged accumulator, this utilize solar panels to carry out
Charging, is not required to household electricity is lost, saves electric energy.
Accompanying drawing explanation
Fig. 1 is the schematic block circuit diagram of the present invention；
Fig. 2 is the brightness regulating circuit schematic diagram of the present invention；
Fig. 3 is the circuit diagram of the current rectifying and wave filtering circuit of the present invention；
Fig. 4 is the structured flowchart of a kind of charge control module that the present invention uses；
Fig. 5 is solar panels output voltage of the present invention and charging current curve figure；
Fig. 6 is the flow chart of microcontroller of the present invention regulation charging current
Fig. 7 is the circuit diagram of a kind of charge control module of the present invention.
Detailed description of the invention
All features disclosed in this specification, in addition to mutually exclusive feature and/or step, all can be with any
Mode combines.
Below in conjunction with Fig. 1～Fig. 7, the present invention is elaborated.
Embodiment 1
A kind of acoustic control photovoltaic LED illumination device, including charge control module, accumulator and LED, charge control module is even
Being connected to external power source, external power source is 220V civil power, is used for charging a battery, and also includes microprocessor, microprocessor communication
Connecting and have sound transducer and LED lamp drive circuit, LED lamp drive circuit connects has relay, relay to be connected with LED.
Accumulator connects current rectifying and wave filtering circuit, and is connected to microprocessor by current rectifying and wave filtering circuit.
Sound transducer is connected with filtering and amplifying circuit, A/D change-over circuit in turn, and is connected to by A/D change-over circuit
Microprocessor.
Current rectifying and wave filtering circuit includes being released by two commutation diode D12, D22, two filter capacitors C12, C22 and one
The full-wave voltage doubler of resistance R composition, two filter capacitor C12, C22 series connection, two commutation diode D12, D22 series connection, string
Two commutation diode D12, D22 of connection are in parallel with two filter capacitor C12, the C22 connected, and bleeder resistance R is connected in parallel on the two of series connection
The two ends of filter capacitor C12, C12, constitute a full-wave voltage doubler.Bleeder resistance R is for filter capacitor C12, C22
There is provided a path of releasing, in order to after filter capacitor C12, C22 quit work, the electric energy of its two ends storage of releasing.Circuit
During work, the friendship to input of the full-wave voltage doubler of two commutation diodes D12, D22 and two electric capacity C12, C22 compositions
Stream voltage carries out rectification, filtering, obtains a smooth DC voltage and exports.
Embodiment 2
Difference with embodiment 1 is:
Microprocessor also communication link is connected to Temperature Humidity Sensor and wireless communication module, and wireless communication module connects family
Gateway, and have air-conditioning, humidifier by home gateway communication connection.
Temperature Humidity Sensor is connected with filtering and amplifying circuit, A/D change-over circuit in turn, and is connected by A/D change-over circuit
In microprocessor.
Home gateway also communication link is connected to the mobile terminal that controls, and the mobile terminal that controls includes mobile phone, panel computer so that hands
Machine or panel computer are building up in a LAN with LED, air-conditioning, humidifier, in order to carry out long-range Based Intelligent Control.
Embodiment 3
Difference with embodiment 2 is:
Microprocessor also communication link is connected to ambient brightness detector, adapts with this, in the output of LED lamp drive circuit
End has brightness regulating circuit with being connected between relay, and brightness regulating circuit is connected to accumulator, so increases
The inducing function of ambient brightness, then by brightness regulating circuit, voltage, electric current are being adjusted, to control the brightness of LED.
Ambient brightness detector is connected with filtering and amplifying circuit, A/D change-over circuit in turn, and is connected by A/D change-over circuit
It is connected to microprocessor.
The induction end of tut sensor is towards often having on the seat of people, and as generally, desk lamp should be placed in book
On table, at this moment, the induction end of sound transducer is towards on the seat of desk, when sound transducer has sensed people, and will detection
To signal carry out being delivered to after A/D change-over circuit carries out analog digital conversion microprocessor and be analyzed judging, microprocessor according to
The judged result of plug-in carries out action, i.e. during presence of people, and microprocessor relay lightening LED lamp at once, it is to avoid use
Family oneself is difficult to find that and opens the trouble of desk lamp in dark environment.
Ambient brightness detector, for induced environment brightness, is converted to numeral by A/D change-over circuit by ambient brightness and believes
Number, and be sent in microprocessor, microprocessor can carry out contrast by built-in control program and judge, then according to judgement
Output control；In the case of ambient brightness detector detects that ambient brightness meets built-in condition, microprocessor receives
After the signal of sound transducer, then control relay lightening LED lamp, to avoid sound transducer acoustical signal to be detected by day
In the case of lightening LED lamp, waste electric energy.
Brightness regulating circuit, is formed zero cross detection circuit by multiple audions, by photoconductive resistance RW and potentiometer RP, the 7th
Resistance R7, the 9th resistance R9 form environment lighting detecting circuit, intensity of illumination changes when, amplifier exporting change
Electric current then base chip IC 3, time base chip IC 3 output signal control the angle of flow of gate pole of bidirectional thyristor SCR, control
The voltage at Light-Emitting Diode two ends, thus reach to automatically control the function of lamplight brightness.
Brightness regulating circuit, specifically includes the first resistance R1 to the 14th resistance R14, the first electric capacity C1 to the 6th electric capacity
C6, the first audion VT1 to the 4th audion VT4, photoconductive resistance RW, potentiometer RP, the first amplifier IC1, the second amplifier
IC2, time base chip IC 3, diode D, LED and bidirectional thyristor SCR, first end of the first resistance R1 respectively with
The positive pole of LED and battery positive voltage connect, and second end of the first resistance R1 and first end of the second resistance R2 are even
Connecing, second end of the second resistance R2 is connected with the base stage of the first audion VT1 and the emitter stage of the second audion VT2 respectively, the
The colelctor electrode of one audion VT1 respectively with first end of the 6th resistance R6, first end of the 3rd resistance R3, the 3rd audion VT3
Emitter stage and the 4th audion VT4 base stage connect, the colelctor electrode of the second audion VT2 respectively with the second of the 6th resistance R6
The base stage of end and the 3rd audion VT3 connects, the emitter stage of the first audion VT1 respectively with the base stage of the second audion VT2, the
The colelctor electrode of three audion VT3, the emitter stage of the 4th audion VT4, first end of the second electric capacity C2, the first of photoconductive resistance RW
After the first end connection of end and the 9th resistance R9, also ground connection, second end of the 3rd resistance R3 and first end of the 4th resistance R4 connect
And connect cathode voltage, second end of the 4th resistance R4 respectively with first end of the first electric capacity C1, first end of the 5th resistance R5, electricity
First end of position first end of device RP and the 8th resistance R8 connects, the second end ground connection of the first electric capacity C1, the of the 5th resistance R5
Two ends respectively with colelctor electrode, first end of the second electric capacity C2 and the in-phase input end of the second amplifier IC2 of the 4th audion VT4
Connect, second end of potentiometer RP respectively with sliding end, first end of the 7th resistance R7 and the photoconductive resistance RW of potentiometer RP
Second end connects, and second end of the 8th resistance R8 is defeated with the positive of second end of the 9th resistance R9 and the first amplifier IC1 respectively
Enter end to connect, second end of the 7th resistance R7 respectively with the inverting input and the first of the 3rd electric capacity C3 of the first amplifier IC1
End connects, second end of the 3rd electric capacity C3 respectively with outfan and the anti-phase input of the second amplifier IC2 of the first amplifier IC1
End connect, the outfan of the second amplifier IC2 with time base chip IC 3 clear terminal be connected, time base chip IC 3 earth terminal distinguish
After being connected with first end of the first end, first end of the 5th electric capacity C5 and the 12nd resistance R12 of the 4th electric capacity C4 and ground connection, the
Second end of five electric capacity C5 with time base chip IC 3 voltage controling end be connected, second end of the 4th electric capacity C4 respectively with time base core
The low triggering end of sheet IC3, time the high-triggering end of base chip IC 3, first end of the 13rd resistance R13 and diode D negative pole even
Connect, the positive pole of diode D respectively with second end of the 13rd resistance R13, time the discharge end of base chip IC 3 and the tenth resistance R10
The first end connect, second end of the tenth resistance R10 with time base chip IC 3 power end be connected and connect positive voltage, the 12nd is electric
Second end of resistance R12 is connected with first end of the 11st resistance R11 and the gate pole of bidirectional thyristor SCR respectively, the 11st resistance
Second end of R11 with time base chip IC 3 outfan be connected, the first anode of bidirectional thyristor SCR respectively with light emitting diode
The negative pole of LED and first end of the 6th electric capacity C6 connect, and second end of the 6th electric capacity C6 and first end of the 14th resistance R14 are even
Connecing, second end of the 14th resistance R14 is connected with second plate and the battery terminal negative of bidirectional thyristor SCR respectively.
Embodiment 4
Can not work in order to avoid electricity is not enough, the difference with embodiment 1～3 is, external power source is solar panels,
Solar panels are arranged at sun-drenched position, as outside window, and even roof.
Charge control module is specifically configured to:
Charge control module is connected between solar panels 101 and accumulator 103, and these solar panels 101 provide output electricity
Pressure, this charge control module is for being charged this accumulator 103 according to this output voltage.Wherein, this accumulator 103 is can
The battery of discharge and recharge, such as, rechargeable battery built-in in current Mobile portable product.Alternating current power supply is turned by these solar panels 101
It is changed to DC source, this accumulator 103 to be charged by this charge control module.Such as, these solar panels 101 are connected to city
Electricity, civil power is carried out transformation and rectification by these solar panels 101, to provide DC source.As it is shown in figure 5, be solar panels 101
The performance diagram of UI.As can be seen from Figure 5 the output voltage U of these solar panels 101 with the characteristic of charging current I is, defeated
Go out voltage U to be inversely proportional to charging current I, and the output voltage U of these solar panels 101 can subtract along with the increase of charging current I
Little.When this output voltage U is reduced to lowest critical value Vmin, charging current I now is in maximum charge value Imax.And work as
When charging current I is in maximum charge value Imax, these solar panels 101 are in the output state of peak power.Utilize this special
Property, this charge control module, by detecting the output voltage of these solar panels 101, dynamically regulates this charging current, until this is defeated
Go out voltage and be reduced to lowest critical value Vmin.When this output voltage is in lowest critical value Vmin, this means that now
Charging current is in maximum charge value.The solar panels of different size, the lowest critical value of its output voltage is different, thus this fills
Electric control module is suitable for the solar panels of different size, and uses different maximums to fill according to the solar panels of different size
Electricity current versus cell (accumulator that i.e. present invention uses) is charged.
This charge control module farther includes detecting unit 105, current conversion unit 104, microcontroller 106 and numeral
Variable resistance 107.Detecting unit 105 is connected to this solar panels 101, and this detecting unit 105 detects the defeated of these solar panels 101
Go out voltage, and the output voltage detected is transferred to microcontroller 106.Current conversion unit 104 is connected to this solar panels
101, this current conversion unit 104, according to this output voltage, provides charging current to this accumulator 103.This charging current along with
The reduction of this output voltage and increase, when this output voltage is in lowest critical value, this charging current is in maximum charge value.Micro-
Controller 106 is connected to this detecting unit 105 and numeral variable resistance 107, and this microcontroller 106 regulates according to this output voltage
This charging current.This digital variable resistance 107 is connected between this current conversion unit 104 and this microcontroller 106, this micro-control
Device 106 processed is by regulating this digital variable resistance 107, so that this current conversion unit 104 regulates this charging current.Wherein,
As long as this detecting unit 105 can produce response signal to change in voltage.This current conversion unit 104 can be independent filling
Being electrically integrated chip (IC, integrated circuit), the integrated chip of this charging is include high-power FET linear
Charger (linear charger), this linear charger is by controlling the field effect transistor channel sized in linear zone, Jin Erda
To the purpose controlling charging current.Such as, this linear charger is integrated chip BQ24075.This linear charger has electric current
Configuration pin, this digital variable resistance is connected to this electric current configuration pin, then this microcontroller 106 is by controlling this digital variable
Resistance 107, can be by electric current configuration pin, so that this linear charger regulates this charging current.In conjunction with shown in Fig. 5 too
The output voltage of sun energy plate and charging current curve figure, when this accumulator 103 is charged by this charge control module, this is micro-
This output voltage that controller 106 detects according to this detecting unit 105, regulates this digital variable resistance 107, so that this electricity
Stream-converting unit 104 improves this charging current.When this charging current raises, the output voltage of these solar panels 101 drops therewith
Low, detecting unit 105 detects the output voltage after change, and is transferred to this microcontroller 106, this microcontroller 106 basis
Output voltage after this change continues to regulate this digital variable resistance 107, until making at the output voltage of these solar panels 101
In this lowest critical value, now, this accumulator 103 is persistently charged by this charging current with this maximum charge value.Charging controls mould
Block can dynamically regulate the charging current of solar panels 101, is charged accumulator 103 with peak power.It addition, in the present invention
Another embodiment in, this digital variable resistance include at least two configure resistance, this microcontroller also includes on-off circuit, should
Microcontroller selects different configuration resistance to be connected to this current conversion unit by this on-off circuit, so that the conversion of this electric current is single
Unit regulates this charging current.Wherein, this on-off circuit can specifically use field effect transistor (MOSFET) to realize, and microcontroller passes through
Control the grid of field effect transistor, to control conducting and the cut-off of field effect transistor, to realize the function of switch.Further, this is micro-
Controller is also by the connection in series-parallel relation changed between multiple configuration resistance, to regulate this charging current.This digital variable i.e.
Resistance both can realize modulation by being selectively coupled to different configuration resistance, it is possible between multiple configuration resistance
Combination realizes modulation.
For the function of this microcontroller 106 of clearer description, shown in Figure 6, for microcontroller 106 of the present invention
Regulating the flow chart of this charging current, in combination with shown in Fig. 4, the process that this microcontroller 106 regulates this charging current includes:
Step S1, according to this output voltage, regulates this digital variable resistance 107.When detecting unit 105 is defeated by detect
Going out after voltage is transferred to this microcontroller 106, this digital variable resistance 107 is entered by this microcontroller 106 according to this output voltage
Row regulation.Owing to this digital variable resistance 107 is connected to the charging current configuration end of this current conversion unit 104, thus this counts
The change of word variable resistance 107 is the most corresponding with this charging current.Such as this current conversion unit is integrated circuit
BQ24075, microcontroller 106 is by reducing the resistance of this digital variable resistance 107, so that this charging current increases, this fills
Electricity electric current increases, thus the output voltage of these solar panels 101 decreases.Wherein, this digital variable resistance 107 is predeterminable puts
One initial default value, this initial default value can to should a smaller value of charging current, such as this smaller value is at 10mA to 100mA
Between, thus during this digital variable resistance 107 of subsequent adjustment, so that this charging current is gradually increased.When solar panels 101 connect
When entering to this charge control module, this microcontroller 106 starts to regulate this digital variable resistance 107 from this initial default value.Separately
Outward, this digital variable resistance 107 can be adjusted by this microcontroller 106 according to certain difference, i.e. this microcontroller 106
Change this digital variable resistance 107 1 fixed resistance value every time.Such as this microcontroller 106 gradually increases this digital variable resistance
The resistance of 107 100 ohm.Certainly this microcontroller 106 also can make this charging current (or this output voltage) with a fixing change
Value is changed, so that finally this charging current (this output voltage) is adjusted to maximum charge value (lowest critical value).
Step S2, receives this output voltage now.After regulating this digital variable resistance 107 by step S1, this is detectd
Survey unit 105 and detect output voltage now again.This microcontroller 106 receives the output voltage after regulation again.And by now
Whether this output voltage continues to regulate the foundation of this digital variable resistance 107 as next time.
Step S3, it is judged that whether this output voltage now is equal to this lowest critical value.Judge in above-mentioned steps S2 is defeated
Go out whether voltage is lowest critical value.If in this step S3, if this output voltage now is not equal to this minimum critical
Value, then return above-mentioned steps S1, continues to regulate this digital variable resistance 107, continues the output voltage after detecting regulation, until
This output voltage is equal to this lowest critical value.If this output voltage now is equal to this lowest critical value, then perform follow-up
Step.It should be noted that due to this digital variable resistance 107 regulation may not necessarily continuous print, thus, this output
Can allow between voltage and lowest critical value to there is certain allowable error, as long as i.e. this output voltage is at this lowest critical value
This output voltage can be given tacit consent to equal to this lowest critical value in range of allowable error.This allowable error can be this output voltage and be somebody's turn to do
The difference of lowest critical value and the ratio of this lowest critical value, when this allowable error is less than 5%, can give tacit consent to this output voltage
Through equal to this lowest critical value.Or, this allowable error can be also directly the difference between this output voltage and this lowest critical value
Value, if lowest critical value is 5V, then this allowable error should be less than 0.25V.It addition, also can be further such that this output voltage
It is in and is charged slightly larger than the second marginal value of this lowest critical value, the purpose of do so, it is possible to decrease this charge control module
Persistently operate with full load and destroy the danger of charge control module.
Step S4, maintains this output voltage to be in this lowest critical value, so that this charging current is entered with this maximum charge value
Row charging.Through the regulation of above-mentioned steps, this microcontroller 106, by regulating this digital variable resistance 107, has made this defeated
Go out voltage and be in lowest critical value.Then this microcontroller 106 stops regulating this digital variable resistance 107, keeps this digital variable
The resistance of resistance 107 is constant, to maintain this charging current to be persistently charged accumulator 103 with maximum charge value.By this
The regulation of microcontroller 106 so that this charge control module can use not according to the solar panels 101 of the different size inserted
Accumulator 103 is charged by same current value, it is ensured that the maximum power transfer of these solar panels 101.
It should be noted that during one of ordinary skill in the art will appreciate that the regulation of above-mentioned microcontroller 106
All or part of step can instruct related hardware by program and complete, and described program can be stored in computer-readable storage medium
In matter, such as read only memory, disk or CD etc..Alternatively, above-mentioned all or part of step can also use one or more
Integrated circuit realizes.The present invention is not restricted to the combination of the hardware and software of any particular form.
As it is shown in fig. 7, the input of this charge control module is connected to solar panels (not shown), these solar panels
Thering is provided output voltage to this charge control module, battery P01 can be charged by this charge control module.These solar panels also may be used
It is that system (i.e. the photovoltaic gate system of the present invention) provides power supply by this charge control module.This charge control module includes:
Detecting unit M2013, microcontroller IC2013, current conversion unit BQ24075 and numeral variable resistance R34.This detecting unit
M2013 is connected to the input of this charge control module to detect the output voltage of these solar panels.This microcontroller IC2013
It is connected to this detecting unit M2013, to receive the output voltage that this detecting unit M2013 detects.This microcontroller IC2013
According to this output voltage to control the resistance of this digital variable resistance R34.This current conversion unit BQ24075 is for including big merit
Rate field effect transistor (is not drawn in figure), and this current conversion unit BQ24075 is big by controlling the field effect transistor passage in linear zone
Little, and then reach to control the purpose of charging current.This current conversion unit has input pin 21 (IN), voltage ground pin 22
(VSS), system controls pin 23 (SYSOFF, system enable input), charging activates pin 24 (CE, charge
Enable active-low input), intervalometer programming pin 25 (TMR, timer programming input), first electricity
Ductility limit configuration pin 26 (EN1, input current limit configuration input), adjustable current limit to be compiled
Journey pin 27 (ILIM, adjustable current limit programming input), charging current configuration pin 28
(ISET, fast charge current programming input), external negative temperature coefficient (NTC, Negative
Temperature Coefficient) critesistor input pin 29 (TS, external NTC thermistor input),
Battery charging pins 30 (BAT, charger power stage output and battery voltage sense
Input), the second electric current limitation arrangement pin 11 (EN2, input current limit configuration input), defeated
Go out pin 12 (OUT, system supply output), charged state instruction pin 13 (CHG, open-drain charging
Status indication output), power supply kilter instruction pin 14 (PGOOD, open-drain power good
Status indication output), this input pin 21 is connected to the input of this charge control module, to receive the sun
The output voltage of energy plate.This input pin 21 is by electric capacity 31 ground connection simultaneously, and this electric capacity 31 plays the effect of filtering.This voltage connects
Ground pin 22 ground connection, using by the earthing potential of this charge control module as electronegative potential.This system control pin 23 is connected to
System control signal, with according to the control signal of this system optionally to this system power supply.This charging activates pin 24 ground connection,
When this charging activation pin 24 is set to electronegative potential, battery can be charged by this charge control module；When this charging activates pin
24 when being set to high potential, and battery is not charged by this charge control module, but this charge control module and battery can be system confession
Electricity.Intervalometer programming pin 25 ground connection, this intervalometer programming pin 25 can control the charging interval, to protect this rechargeable battery.When
When this intervalometer editor's pin 25 is set to electronegative potential, the charging interval is not defined by this charge control module.First electric current
Limitation arrangement pin 26 ground connection, this first electric current limitation arrangement pin 26 in order to limit the upper limit maximum of this charging current, with
Protect this charge control module and battery.Adjustable current limits programming pin 27 by resistance R33 ground connection.The resistance of this resistance R33
Value generally 1100 ohm to 8000 ohm, this adjustable current limits programming pin 27 in order to limit the total of system load and battery
Upper current limit.This charging current configuration pin 28, by digital variable resistance R34 ground connection, regulates this digital variable resistance R34 i.e.
This charging current can be controlled by this charging current configuration pin 28.It is micro-that the adjustable side of this digital variable resistance R34 is connected to this
Controller IC 2013, to receive the regulation of this microcontroller IC2013.This charging current configuration pin 28 can according to numeral
The different resistances of power transformation resistance R34 determine charging current, thus reach quick charge and the purpose of design of protection battery.Need
Bright, in the present embodiment, this digital variable resistance R34 is as a example by swept resistance, but is not limited to this.The present invention another
In embodiment, this digital variable resistance R34 may also include at least two configuration resistance, and this microcontroller IC2013 also includes switch
Circuit, this microcontroller IC2013 selects different configuration resistance to be connected to this current conversion unit by this on-off circuit
The charging current configuration pin 28 of BQ24075, so that this current conversion unit BQ24075 regulates this charging current.Wherein, this is opened
Close circuit can specifically use field effect transistor (MOSFET) to realize, microcontroller IC2013 by control field effect transistor grid,
To control conducting and the cut-off of field effect transistor, to realize the function of switch.Further, this microcontroller IC2013 also by
Change the connection in series-parallel relation between multiple configuration resistance, to regulate this charging current.I.e. this digital variable resistance R34 both can lead to
Cross and be selectively coupled to different configuration resistance to realize modulation, it is possible to realize adjusting by the combination between multiple configuration resistance
Become.Charge control module of the present invention is according to digital variable resistance to charging current configuration pin 28 of the solar panels of different size
R34 is adjusted, so that this charge control module is adapted to the solar panels of different size.Meanwhile, by electric current
Arranging digital variable resistance R34 in the charging current configuration pin 28 of converting unit, microcontroller IC2013 is according to output voltage
Change the resistance being connected in electric current configuration pin 28, to reach to use different size according to external charger specification difference
Charging current battery is charged, and then protection charger purpose of design, improve the maximum of charge control module
Power conversion efficiency.There is in this battery P01 NTC (negative temperature coefficient, Negative Temperature Coefficient)
Critesistor R35, this external NTC thermistor input pin 29 is connected to NTC thermistor R35 in this battery P01, to detect
Survey the temperature of this battery P01, to play the effect of overtemperature protection.Battery charging pins 30 is connected to the positive pole of battery P01, and leads to
Cross the minus earth of this battery P01, this charge control module by this battery charging pins 30 with to this battery P01 charge.With
Time this battery charging pins 30 by electric capacity 33 ground connection, this electric capacity 33 plays the effect of filtering.Second electric current limitation arrangement pin
11 are connected to this system, and this second electric current limitation arrangement pin 11 supplies the upper limit of this system power in order to limit, should with protection
System.System power supply pin 12 is connected to this system, this charge control module by this system power supply pin 12 with to this system
Power supply.This system power supply pin 12 is simultaneously by electric capacity 32 ground connection, and this electric capacity 32 plays the effect of filtering.Charged state instruction is drawn
Foot 13 is connected to light emitting diode Q2 and resistance R32, this light emitting diode Q2 in order to indicate the charging shape of this charge control module
State.Power supply kilter instruction pin 14 is connected to light emitting diode Q1 and resistance R331, and this light emitting diode Q1 is in order to indicate
Power supply kilter.
Claims (6)
1. an acoustic control photovoltaic LED illumination device, including charge control module, accumulator and LED, it is characterised in that electric power storage
Pond is connected by charge control module the solar panels for providing working power, also includes microprocessor, and microprocessor leads to
Letter connection has sound transducer and LED lamp drive circuit, and concrete, sound transducer is connected with filtering and amplifying circuit, A/D in turn
Change-over circuit, and it is connected to microprocessor by A/D change-over circuit；LED lamp drive circuit connects a relay, relay with
LED connects；Microprocessor also communication link is connected to Temperature Humidity Sensor and wireless communication module, and wireless communication module connects house
Front yard gateway, and have air-conditioning by home gateway communication connection.
2. a kind of acoustic control photovoltaic LED illumination device as claimed in claim 1, it is characterised in that home gateway also communicates to connect
There is mobile control terminal.
3. a kind of acoustic control photovoltaic LED illumination device as claimed in claim 1, it is characterised in that microprocessor also communicates to connect
Having ambient brightness detector, being connected between the outfan and relay of LED lamp drive circuit has brightness regulating circuit, and brightness
Regulation circuit is connected to accumulator.
4. acoustic control photovoltaic LED illumination device as claimed in claim 3 a kind of, it is characterised in that brightness regulating circuit includes the
One resistance R1 to the 14th resistance R14, the first electric capacity C1 to the 6th electric capacity C6, the first audion VT1 to the 4th audion VT4,
Photoconductive resistance RW, potentiometer RP, the first amplifier IC1, the second amplifier IC2, time base chip IC 3, diode D, light-emitting diodes
Pipe LED and bidirectional thyristor SCR, first end of the first resistance R1 respectively with positive pole and the battery positive voltage of LED
Connecting, second end of the first resistance R1 and first end of the second resistance R2 connect, and second end of the second resistance R2 is respectively with first
The base stage of audion VT1 and the emitter stage of the second audion VT2 connect, and the colelctor electrode of the first audion VT1 is electric with the 6th respectively
The base stage of resistance first end of R6, first end of the 3rd resistance R3, the emitter stage of the 3rd audion VT3 and the 4th audion VT4 is even
Connecing, the colelctor electrode of the second audion VT2 is connected with second end of the 6th resistance R6 and the base stage of the 3rd audion VT3 respectively, the
The emitter stage of one audion VT1 respectively with the base stage of the second audion VT2, the colelctor electrode of the 3rd audion VT3, the 4th audion
After the first end connection of the emitter stage of VT4, first end of the second electric capacity C2, first end of photoconductive resistance RW and the 9th resistance R9 also
Ground connection, second end of the 3rd resistance R3 and first end of the 4th resistance R4 connect and connect cathode voltage, the second of the 4th resistance R4
End respectively with the first end, first end of the 5th resistance R5, first end of potentiometer RP and the 8th resistance R8 of the first electric capacity C1
First end connects, the second end ground connection of the first electric capacity C1, second end of the 5th resistance R5 respectively with the current collection of the 4th audion VT4
The in-phase input end of pole, first end of the second electric capacity C2 and the second amplifier IC2 connects, second end of potentiometer RP respectively with electricity
Second end of the position sliding end of device RP, first end of the 7th resistance R7 and photoconductive resistance RW connects, second end of the 8th resistance R8
Being connected with second end of the 9th resistance R9 and the normal phase input end of the first amplifier IC1 respectively, second end of the 7th resistance R7 divides
Not being connected with the inverting input of the first amplifier IC1 and first end of the 3rd electric capacity C3, second end of the 3rd electric capacity C3 is respectively
It is connected with the outfan of the first amplifier IC1 and the inverting input of the second amplifier IC2, the outfan of the second amplifier IC2
With time base chip IC 3 clear terminal be connected, time base chip IC 3 earth terminal respectively with first end of the 4th electric capacity C4, the 5th electricity
Hold after first end of first end of C5 and the 12nd resistance R12 connects and ground connection, second end of the 5th electric capacity C5 with time base chip
The voltage controling end of IC3 connects, second end of the 4th electric capacity C4 respectively with time base chip IC 3 low triggering end, time base chip IC 3
High-triggering end, first end of the 13rd resistance R13 and diode D negative pole connect, the positive pole of diode D is respectively with the 13rd
Second end of resistance R13, time the discharge end of base chip IC 3 and first end of the tenth resistance R10 connect, the of the tenth resistance R10
Two ends with time base chip IC 3 power end be connected and connect positive voltage, second end of the 12nd resistance R12 respectively with the 11st resistance
The gate pole of first end of R11 and bidirectional thyristor SCR connects, second end of the 11st resistance R11 with time base chip IC 3 output
End connects, and the first anode of bidirectional thyristor SCR connects with the negative pole of LED and first end of the 6th electric capacity C6 respectively
Connecing, first end of second end of the 6th electric capacity C6 and the 14th resistance R14 connects, second end of the 14th resistance R14 respectively with
The second plate of bidirectional thyristor SCR and battery terminal negative connect.
5. a kind of acoustic control photovoltaic LED illumination device as claimed in claim 1, it is characterised in that solar panels are arranged at light
Sufficient position.
6. a kind of acoustic control photovoltaic LED illumination device as claimed in claim 1, it is characterised in that charge control module includes even
It is connected to current conversion unit and the detecting unit of solar panels；Detecting unit is connected with microcontroller, digital variable resistance in turn,
And it being connected to current conversion unit by digital variable resistance, the outfan of current conversion unit is connected to accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751349.8A CN106211475A (en) | 2016-08-29 | 2016-08-29 | A kind of acoustic control photovoltaic LED illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751349.8A CN106211475A (en) | 2016-08-29 | 2016-08-29 | A kind of acoustic control photovoltaic LED illumination device |
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| Publication Number | Publication Date |
|---|---|
| CN106211475A true CN106211475A (en) | 2016-12-07 |
Family
ID=57527582
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|---|---|---|---|
| CN201610751349.8A Pending CN106211475A (en) | 2016-08-29 | 2016-08-29 | A kind of acoustic control photovoltaic LED illumination device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787088A (en) * | 2017-11-01 | 2018-03-09 | 合肥艾斯克光电科技有限责任公司 | One kind is used for saloon induction type intelligent LED lamp control system |
| CN108601165A (en) * | 2018-07-05 | 2018-09-28 | 江苏新日电动车股份有限公司 | A kind of lighting display device for electric vehicle |
| CN108990204A (en) * | 2018-06-13 | 2018-12-11 | 苏州晶品新材料股份有限公司 | The lamps and lanterns of response external signal |
| CN112432107A (en) * | 2020-11-26 | 2021-03-02 | 安徽省富鑫雅光电科技有限公司 | LED street lamp |
-
2016
- 2016-08-29 CN CN201610751349.8A patent/CN106211475A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787088A (en) * | 2017-11-01 | 2018-03-09 | 合肥艾斯克光电科技有限责任公司 | One kind is used for saloon induction type intelligent LED lamp control system |
| CN108990204A (en) * | 2018-06-13 | 2018-12-11 | 苏州晶品新材料股份有限公司 | The lamps and lanterns of response external signal |
| CN108601165A (en) * | 2018-07-05 | 2018-09-28 | 江苏新日电动车股份有限公司 | A kind of lighting display device for electric vehicle |
| CN112432107A (en) * | 2020-11-26 | 2021-03-02 | 安徽省富鑫雅光电科技有限公司 | LED street lamp |
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Application publication date: 20161207 |