CN202425115U - Intelligent control device of LEDs (light emitting diodes) and intelligent LED lamps - Google Patents
Intelligent control device of LEDs (light emitting diodes) and intelligent LED lamps Download PDFInfo
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- CN202425115U CN202425115U CN2011205232100U CN201120523210U CN202425115U CN 202425115 U CN202425115 U CN 202425115U CN 2011205232100 U CN2011205232100 U CN 2011205232100U CN 201120523210 U CN201120523210 U CN 201120523210U CN 202425115 U CN202425115 U CN 202425115U
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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
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- 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
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Abstract
The utility model discloses an intelligent control device of LEDs (light emitting diodes), which comprises a pyroelectric infrared sensor, a single chip microcomputer (SCM), a constant-current dimming drive power source, a current sampling module, a voltage sampling module, an analog-to-digital converter and a dimming controller. The pyroelectric infrared sensor is used for detecting infrared radiations sent from human bodies or vehicles, the constant-current dimming drive power source is used for connecting a switch power source according to on-and-off signals sent by the SCM so as to supply constant working current for the LED, the current sampling module is used for acquiring input current of the constant-current dimming drive power source, and the dimming controller is used for outputting dimming control signals provided by the SCM to a dimming interface of the constant-current dimming drive power source. Brightness of the LED is adjusted according to the located environment of the LED and the LED lamp is monitored according to LED operating parameters, so that managers can learn about operating state of any one of LED lamps and control the same remotely.
Description
Technical field
The utility model relates to the LED lighting technical field, particularly the intelligence controlling device of a kind of LED and intelligent LED light fixture.
Background technology
LED is as the light source of a new generation; Have many premium properties; The energy of electron transition and hole-recombination that because of its principle is PN junction is luminous, so be solid state light emitter, adds the fluorescent material technology of efficient stable; The incomparable superiority of many conventional light source such as led light source has the luminous efficiency height, power consumption is few, the life-span is long, photochromic pure, stable height, high safety, environmental protection, anti-vibration; Be a kind of lighting technology of environmental protection, under the background of China and global energy-saving and emission-reduction, the arriving of LED illumination is close at hand.
At present; Led function property lighting all adopts powerful lamp pearl, and most of LED light fixture only is the effect that has realized simple illumination, the LED light fixture is realized intellectualized management; No matter what light intensity whether road lighting need, that all unifies is luminous according to a brightness.And the manager can not know the operation conditions of certain LED light fixture at all in real time, and it is on-the-spot to go light fixture to use by the people fully, just can know the ruuning situation of light fixture.In today of mechanics of communication prosperity like this, intelligentized LED light fixture seems and so presses for.
Summary of the invention
To above-mentioned technical problem; The utility model provides intelligence controlling device and the intelligent LED light fixture of a kind of LED; The utility model is adjusted the brightness of LED according to LED environment of living in; Operational factor according to LED is monitored, and makes the manager can recognize the operation conditions of any LED light fixture and any LED light fixture is carried out remote control.
The technical scheme that realizes above-mentioned purpose is following:
The intelligence controlling device of a kind of LED comprises:
Pyroelectric infrared sensor is used to detect the infrared radiation that sends from human body or vehicle; And
Single-chip microcomputer; Release the data that infrared sensor provides according to heat, after judgement wagon flow and the flow of the people size, send the dimming control signal of adjustment LED lamp brightness; The digital signal that single-chip microcomputer provides according to analog to digital converter, operating voltage, electric current, power, the frequency of calculating LED light fixture; And
The constant-current dimming driving power is connected Switching Power Supply according to the switching signal that single-chip microcomputer sends, so that constant operating current to be provided to LED; And
The current sample module, the input current of collection constant-current dimming driving power; And
The voltage sample module, the input voltage of collection constant-current dimming driving power; And
Analog to digital converter, the analog signal conversion that current sample module and voltage sample module are provided is digital signal output; And
Light adjusting controller according to the dimming control signal that single-chip microcomputer provides, outputs to dimming control signal the dimming interface of constant-current dimming driving power.
In addition, the utility model also proposes the intelligent LED light fixture of the intelligence controlling device control of a kind of LED of receiving, and concrete scheme is following:
A kind of intelligent LED light fixture comprises LED lamp group, and LED lamp group is connected in the output of constant-current dimming driving power.
Adopted such scheme; The utility model with single-chip microcomputer with core control part; Be equipped with Temperature Humidity Sensor, air mass sensor and pyroelectric infrared sensor, therefore, single-chip microcomputer can real-time sampling and is calculated voltage, electric current, power, the frequency of LED light fixture; Judge the whether in proper working order and recording exceptional information of intelligent LED light fixture in ferroelectric memory, and unusual through LED light flash for prompting light fixture.Monolithic function real-time sampling temperature, humidity, carbon monoxide, hydrogen, ammonia, methane, concentration of hydrogen sulfide can directly be closed lamp lighting under the situation of concentration severe overweight, also offer the foundation of main website control system as high-end control simultaneously; Single-chip microcomputer real-time sampling heat is released the infrared sensor data; Judge wagon flow, flow of the people size; The control lamp brightness of intelligence is heightened the intelligent LED lamp brightness under the big situation of wagon flow, the stream of people, on the contrary in the brightness of the little low intelligent LED light fixture of situation downward modulation of wagon flow, the stream of people; Thereby reasonably manage lamp brightness, reach the desirable illuminating effect of exporting illumination as required.In addition, single-chip microcomputer can be to start the LED illumination according to the judgement of data intelligences such as temperature, humidity, hydrogen decision, and harmful other such as working range, hydrogen that exceeded light fixture such as temperature have exceeded set point and then can directly close lamp lighting.
In sum; The control device of the utility model is adjusted the brightness of LED according to LED environment of living in; Operational factor according to LED is monitored, and makes the manager can recognize the operation conditions of any LED light fixture and any LED light fixture is carried out remote control.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model;
Fig. 2 is the curve chart of constant-current dimming driving power output current and brightness adjustment control voltage;
Embodiment
With reference to Fig. 1; The intelligence controlling device of the LED of the utility model; Switching Power Supply P2, constant-current dimming driving power P1, Temperature Humidity Sensor SH1, air mass sensor QS1, the chip U1 that resets, ferroelectric memory U2, driving switch, light adjusting controller, current sample module, voltage sample module, analog to digital converter U7, communicator, embedded power line carrier module U9, pyroelectric infrared sensor U11 and single-chip microcomputer U3 form, and respectively every part are elaborated below:
Switching Power Supply P2 is a high performance AC-DC microswitch power supply; Behind the voltage process tantalum matter electrochemical capacitor C6 and tantalum matter electrochemical capacitor C7 filtering of Switching Power Supply P2 output; Provide quality higher direct voltage,, and the direct-current working volts of 12V are provided for driving switch, embedded power line carrier module U9, communicator etc. for single-chip microcomputer U3 and peripheral circuit thereof provide the direct-current working volts of 5V; The output of this voltage and LED light modulation supply independent, independent fully.
Constant-current dimming driving power P1 is the constant-current dimming driving power of LED lamp group; Incoming line is a three-core cable, L (live wire), N (zero line), FG (protection ground), input voltage range AC90～305V; Frequency 47～63Hz; Wherein L (live wire) is controlled by the relay R J1 switch of driving switch, receives normally opened contact, can realize the switch of power supply.The constant current of constant-current dimming driving power P1 output multi-channel DC, every group anode LED+ is connected to the positive pole of LED lamp group light source, and negative terminal LED-is connected to the negative pole of LED lamp group, and each LED lamp group is in series by 28 high-power lamp pearls.The constant-current dimming driving power P1 of this multichannel output is nominal output 350mA; Receive dimmer voltage (DC 1～10V) control; Constant-current dimming driving power P1 has a dimming interface DIM+, and this dimming interface DIM+ is the two core cable line, and input voltage range is DC 0～10V; 10% of the corresponding control output of 0～1V minimum current, the corresponding control of 7.5V～10V maximum output current.
Temperature Humidity Sensor SH1 is used to gather the temperature and humidity of LED light fixture environment of living in, single-chip microcomputer according to temperature, humidity, the judgement decision of data intelligence whether start the LED illumination.Temperature Humidity Sensor SH1 is digital Temperature Humidity Sensor, and single-chip microcomputer U3 just can read the humiture value of numeral through two data lines.The temperature-measuring range of Temperature Humidity Sensor SH1 is-40～+ 123.8 ℃, and the measuring range of humidity is 0～100%RH, pin 1 ground connection of Temperature Humidity Sensor SH1, and the pin 2 of Temperature Humidity Sensor SH1 is data wires, is connected to single-chip microcomputer U3 pin 20; The pin 3 of Temperature Humidity Sensor SH1 is clock lines, is connected to the pin 19 of single-chip microcomputer U3.
Air mass sensor QS1 is used for detecting the concentration of air pernicious gas; And testing result outputed to single-chip microcomputer; Supply single-chip microcomputer U3 to judge and under the situation of concentration severe overweight, can directly close lamp lighting, also offer the foundation of main website control system simultaneously as high-end control.Air mass sensor QS1 is a kind of tin ash semiconductor gas sensor, and (such as VOC, hydrogen, hydrogen sulfide etc.) has very high sensitivity to various air pollution sources, and the response time is very fast.The pin 1 of air mass sensor QS1 connects the 5V power supply, operating voltage is provided for air mass sensor QS1; Pin 2 ground connection of air mass sensor QS1; Pin 3 pin of air mass sensor QS1 are connected to ground through resistance R 20; And be connected to the end of filter capacitor C21, the other end ground connection of capacitor C 21, the pin 3 of air mass sensor QS1 is also connected to the pin 20 of single-chip microcomputer U3.
The chip U1 that resets powers on the high level of 140ms is provided, and makes single-chip microcomputer U3 reliable reset.The chip U1 that resets adopts the MAX813L of MAXIM company, is the external hardware house dog of SCM system, prevents single chip microcomputer halt under the abnormal conditions, single-chip microcomputer can be resetted under strong the interference rerun, and is equivalent to re-power.The pin 1 of chip U1 of resetting is connected with its pin 8, and whether watchdog chip is crossed in normal running in 1.6s can to keep watch on single-chip microcomputer U3; The pin 7 of chip U1 of resetting links to each other with the pin 31 of single-chip microcomputer U3, makes resetting that the hardware watchdog chip can control single chip computer U3.The pin 6 of chip U1 of resetting is connected with the pin 30 of single-chip microcomputer, is the link of shaking hands of watchdog chip, accepts the control of single-chip microcomputer U3, is the bridge that is connected with single-chip microcomputer; The pin 3 of chip U1 of resetting is earth terminals of this chip, must ground connection, and can not be unsettled; The pin 2 of chip U1 of resetting is 5V power ends, and the 5V of supervision voltage function is arranged, and when being lower than 4.4V, single-chip microcomputer resets.
Ferroelectric memory U2 is used to preserve voltage, electric current, power, the fault message of LED light fixture accumulated running time data and light fixture.Ferroelectric memory U2 adopts the FM24C512 cake core, is used to preserve the light fixture book of times such as voltage, electric current, power, fault message of LED light fixture accumulated running time data and light fixture.Ferroelectric memory U2 and single-chip microcomputer U3 pass through the I2C interface, pin 1,2,3 ground connection of ferroelectric memory U2, and the physical address that has determined memory chip is A0, the pin 4 of ferroelectric memory U2 is chip grounding legs; Pin 5 data wires of ferroelectric memory U2 draw 24 through what be connected to single-chip microcomputer after drawing on the pull-up resistor R2; The clock line of the pin 6 of ferroelectric memory U2 is through being connected to the pin 23 of single-chip microcomputer after drawing on the pull-up resistor R5; The pin the 5, the 6th of ferroelectric memory U2, the data-interface end of single-chip microcomputer and this memory; Observe the I2C communications protocol, the data that single-chip microcomputer U3 can read-write memory.The pin 7 of ferroelectric memory U2 is connected with the pin 22 of single-chip microcomputer, is the memory protection end, and this pin is that low level just can write data, during high level, does not allow to write data, and single-chip microcomputer finishes in write data put height, can effectively prevent to disturb the mistake write data; The pin 8 of ferroelectric memory U2 is 5V power ends of ferroelectric memory.
Driving switch amplifies the switching signal that single-chip microcomputer U3 is issued to constant-current dimming driving power P1, so that the constant-current dimming driving power can be connected Switching Power Supply P2.Driving switch is made up of triode T1 and relay R J1, and triode T1 is PNP triode S8550, and the emission collection is succeeded coil one end of electrical equipment RJ1; Grounded collector; Base stage connecting resistance R1, resistance R 1 other end connects the pin 21 of single-chip microcomputer U3, has accomplished the switch drive function of driving power; Single-chip microcomputer U3 output low level can be controlled constant-current dimming driving power P1 work, and the output high level can stop constant-current dimming driving power P1 work.
The dimming control signal that light adjusting controller provides according to single-chip microcomputer U3 outputs to dimming control signal the dimming interface of constant-current dimming driving power P1.Light adjusting controller comprises digital to analog converter U4, and the dimming control signal that single-chip microcomputer is exported converts analog signal into; And operational amplifier U6, after the signal of telecommunication of digital to analog converter output amplified, output to the dimming interface of constant-current dimming driving power.Digital to analog converter U4 is the MAX541 chip of MAXIM company, is the DA of high-performance sixteen bit resolution, realizes the conversion of digital quantity to analog quantity, and the pin 1 of digital to analog converter U4 is the aanalogvoltage delivery outlet, and output voltage range is 0～VREF; The pin 2 of digital to analog converter U4 is earth terminals of analog output voltage; The pin 3 of digital to analog converter U4 is reference voltage VREF, and input range is DC2～3V, and this pin 3 is received the high-precision 2.5V benchmark of LT1009 output, and its effect is that the output voltage for digital to analog converter U4 provides reference voltage base.The pin 4 of digital to analog converter U4 is sheet choosing ends, is connected with the 6th pin of single-chip microcomputer U3, and low level effectively enables SPI and accepts data, and high level does not receive the SPI data.The pin 5 of digital to analog converter U4 is clock lines of spi bus, is connected with the pin 7 of single-chip microcomputer U3.The pin 6 of digital to analog converter U4 is SPI data wires, is connected with the pin 8 of single-chip microcomputer U3.The pin 8 of digital to analog converter U4 is power supply input pins, is connected to the 5V operating voltage.
Operational amplifier U6 is a TLC2274 type operational amplifier, is the rail-to-rail low drift amplifier of TI company, can export the voltage of full amplitude, and the positive feedback end connects resistance R 7, the pin 1 of resistance R 7 other end linking number weighted-voltage D/A converter U4.Operational amplifier U6 negative feedback terminating resistor R6, the other end ground connection of resistance R 6, the terminating resistor of negative feedback simultaneously R8; The output of resistance R 8 another termination amplifiers; Form the positive feedback amplifying circuit, multiplication factor G=1+R8/R6 can be with the voltage 0～2.5V of DA output; Be amplified to the scope of 0～10V, through the dimming interface DIM+ of controlling and driving power supply after resistance R 11 current limlitings.
The current sample module is gathered the input current of constant-current dimming driving power.The current sample module is made up of sampling resistor R19, transformer CT1, resistance R 13, resistance R 16, resistance R 17, diode D14, diode D15, capacitor C 13, capacitor C 14, capacitor C 20.
The voltage sample module is gathered the input voltage of constant-current dimming driving power.The voltage sample module is made up of sampling resistor R19, transformer PT1, resistance R 12, resistance R 14, resistance R 15, diode D12, diode D13, capacitor C 11, capacitor C 12, capacitor C 16.
Analog to digital converter U7, the analog signal conversion that current sample module and voltage sample module are provided is that digital signal outputs to single-chip microcomputer, supplies single-chip microcomputer that voltage, electric current, power, frequency are carried out analysis and judgement.Analog to digital converter U7 is the CS5463 cake core, includes the high integrated Δ ∑ mould-parallel operation of walking around of two Δ ∑ analog-digital converter ADC, high speed electric energy computing function and serial line interfaces.It is measurements and calculations active energy, instantaneous power, reactive power, IRMS and VRMS accurately, is to can be used for single-phase 2 lines or 3 line ammeters.Analog to digital converter U7 has the two-way serial ports with the microcontroller communication, can very conveniently be connected with single-chip microcomputer.The pin 1 of analog to digital converter U7 is connected with the pin 1 of crystal oscillator Y2, and the pin 24 of analog to digital converter U7 is connected with 2 pin of crystal oscillator Y2, and crystal oscillator Y2 is as the clock source of analog to digital converter U7.The pin 2 of analog to digital converter U7 is unsettled, and the pin 3 of analog to digital converter U7 is power inputs, and C18 is connected with filter capacitor, and is connected to the 5V power supply through resistance R 18, the other end ground connection of capacitor C 18.The pin 4 of analog to digital converter U7 is digital grounding ends, is connected to ground.The pin 5 of analog to digital converter U7 is to carry out SPI communication clock line with single-chip microcomputer U3, is connected to the pin 15 of single-chip microcomputer U3, and the pin 6 of analog to digital converter U7 is data outputs; Be connected to the pin 14 of single-chip microcomputer U3, pin 7 pin of analog to digital converter U7 are sheet choosing ends, are connected to the pin 10 of single-chip microcomputer U3; Low level is effective; Under low level, can operate analog to digital converter U7, it is invalid that high level is then operated.The pin 23 of analog to digital converter U7 is data input ports, is connected to the pin 11 of single-chip microcomputer U3.The pin 19 of analog to digital converter U7 is reset terminals, and it is the analog to digital converter U7 that resets that this pin is input as low level, makes it restart work, and this pin 19 is connected to the pin 9 of single-chip microcomputer U3, receives the control of single-chip microcomputer U3.The pin 9 of analog to digital converter U7, pin 10 are inputs of voltage signal passage, receive the voltage signal that comes from the voltage sample module, maximum input ± 250mV.The pin 15 of analog to digital converter U7, pin 16 are inputs of channel current signal, receive the current signal that comes from the current sample module, maximum input ± 250mA.The pin 11 of analog to digital converter U7 is reference output voltage+2.5V, and the pin 12 of analog to digital converter U7 is reference input voltage+2.5V, and pin 11 is connected with pin 12, and is connected to the end of filter capacitor C19, the other end ground connection of capacitor C 19.The pin 13 of analog to digital converter U7 is simulation ground, is connected to ground.The pin 14 of analog to digital converter U7 is analog power inputs, is connected to the 5V power supply, and links to each other and link to each other with an end of capacitor C 17 with filter capacitor C15 is anodal, and the other end of the negative pole of capacitor C 15 and capacitor C 17 is connected to ground.The pin 17 of analog to digital converter U7 is connected to the 5V power supply.
Embedded power line carrier module U9 is used for sending the carrier data that data and reception come from power line to power line.Embedded power line carrier module U9 is the embedded power line carrier module of BMP20 type; Has the Transistor-Transistor Logic level serial line interface; The half-duplex operation function is provided, can be at 220V/110V, realize local area network communication on the 50/60Hz power line; And the power line carrier module provides transparent data transmission channel, can realize local area network building very easily.Pin 1 pin of power line carrier module U9 connects the 12V operating voltage; Pin 2 ground connection of power line carrier module U9; The pin 3,4,5 of power line carrier module U9 is unsettled, and the pin 6 of power line carrier module U9 connects the pin 1 of single-chip microcomputer U3, is single-chip microcomputer sends port from data to power line; The pin 7 of power line carrier module U9 is carrier data that single-chip microcomputer receives power line; Be connected to the negative pole of HF switch diode D16 (1N60), the positive pole of HF switch diode D16 is connected to the pin 32 of single-chip microcomputer U3 through after drawing on the resistance R 21.
Communicator sends to remote control center with the signal that single-chip microcomputer sends.Communicator comprises ZigBee communication module U8, and the RSM485CHT communication module.ZigBee communication module U8 is a 2M2410 type communication module, carrier frequency 2.4GHz, and embedded serial ports transparent transmission communications protocol is supported aerial upgrade firmware or configuration far module information.The pin 1 of ZigBee communication module U8 connects the 5V operating voltage; Pin 2 ground connection of ZigBee communication module U8; The pin 6 of ZigBee communication module U8 connects the pin 1 of single-chip microcomputer U3, is that single-chip microcomputer sends the port of data to the ZigBee module, and the pin 7 of ZigBee communication module U8 is connected to the negative pole of HF switch diode D18 (1N60); The positive pole of HF switch diode D18 is received the pin 32 of single-chip microcomputer U3, and all the other pins of ZigBee communication module U8 are unsettled.RSM485CHT communication module U10 is integrated isolated from power, electrical isolation, RS485 interface chip and bus protection device provides the half-duplex operation function, and highest communication speed can reach 115200bps.The pin 1 of RSM485CHT communication module U10 connects the 5V operating voltage; Pin 2 ground connection of RSM485CHT communication module U10, the pin 3 of RSM485CHT communication module U10 connects the pin 1 of single-chip microcomputer U3, is that single-chip microcomputer sends the port of data to 485; The pin 4 of RSM485CHT communication module U10 is connected to the negative pole of HF switch diode D17 (1N60); The positive pole of HF switch diode D17 is received the pin 32 of single-chip microcomputer U3, and the pin 5 of RSM485CHT communication module U10 connects the pin 16 of single-chip microcomputer U3, is the transceive data control end of 485 communication modules; High level receives data, and low level is sent data.
Pyroelectric infrared sensor U11 is used to detect the infrared radiation that sends from human body or vehicle.Pyroelectric infrared sensor U11 is a kind of senser, and it is by high Seebeck coefficient material, is equipped with filter glass and impedance matching is formed with FET, can detect the infrared radiation that sends from human body with the noncontact mode, is translated into signal of telecommunication output.The pin 1 of pyroelectric infrared sensor U11 connects the 5V operating voltage, and the pin 2 of pyroelectric infrared sensor U11 is signal output parts, connects the pin 17 of single-chip microcomputer U3, pin 3 ground connection of pyroelectric infrared sensor U11.
One-chip computer module U3 is the core component of the utility model control device.Whether in proper working order single-chip microcomputer U3 real-time sampling also calculates voltage, electric current, power, the frequency of LED light fixture, judge intelligent LED light fixture and recording exceptional information in ferroelectric memory, and unusual through LED light flash for prompting light fixture; Single-chip microcomputer real-time sampling temperature, humidity, carbon monoxide, hydrogen, ammonia, methane, concentration of hydrogen sulfide can directly be closed lamp lighting under the situation of concentration severe overweight, also offer the foundation of main website control system as high-end control simultaneously; Single-chip microcomputer real-time sampling heat is released the infrared sensor data; Judge wagon flow, flow of the people size; The control lamp brightness of intelligence is heightened the intelligent LED lamp brightness under the big situation of wagon flow, the stream of people, on the contrary in the brightness of the little low intelligent LED light fixture of situation downward modulation of wagon flow, the stream of people; Thereby reasonably manage lamp brightness, reach the desirable illuminating effect of exporting illumination as required; Single-chip microcomputer can be to start the LED illumination according to the judgement of data intelligences such as temperature, humidity, hydrogen decision, and harmful other such as working range, hydrogen that exceeded light fixture such as temperature have exceeded set point and then can directly close lamp lighting.
The pin 1 of crystal oscillator Y1 connects the pin 3 of single-chip microcomputer U3, and parallelly connected over the ground starting of oscillation capacitor C 8, and the pin 2 of crystal oscillator Y1 connects the pin 4 of single-chip microcomputer, and parallelly connected over the ground starting of oscillation capacitor C 9, for single-chip microcomputer provides clock reference.
Faulty indication D10 is a red-light LED, if faulty indication D10 flicker indication LED lamp failure, the positive pole of faulty indication D10 is connected to resistance R 3, and the other end of resistance R 3 is connected to 5V voltage, and the negative pole of faulty indication D10 is connected to the pin 25 of single-chip microcomputer U3.
The execution mode that removes above-mentioned intelligence controlling device combines with LED lamp group, can form the intelligent LED light fixture, and the output that only needs LED lamp group to be connected the constant-current dimming driving power of intelligence controlling device gets final product.
With reference to Fig. 2, the LED constant-current dimming driving power output current of the utility model and the curve chart of brightness adjustment control voltage, the dimmer voltage scope is 1V～7.5V, corresponding 20%～100% linear output current is lower than 1V voltage, then exports 20% rated current; Rated current greater than 7.5V output 100%.
Claims (10)
1. the intelligence controlling device of a LED is characterized in that, comprising:
Pyroelectric infrared sensor is used to detect the infrared radiation that sends from human body or vehicle; And
Single-chip microcomputer; Release the data that infrared sensor provides according to heat, after judgement wagon flow and the flow of the people size, send the dimming control signal of adjustment LED lamp brightness; The digital signal that single-chip microcomputer provides according to analog to digital converter, operating voltage, electric current, power, the frequency of calculating LED light fixture; And
The constant-current dimming driving power is connected Switching Power Supply according to the switching signal that single-chip microcomputer sends, so that constant operating current to be provided to LED; And
The current sample module, the input current of collection constant-current dimming driving power; And
The voltage sample module, the input voltage of collection constant-current dimming driving power; And
Analog to digital converter, the analog signal conversion that current sample module and voltage sample module are provided is digital signal output; And
Light adjusting controller according to the dimming control signal that single-chip microcomputer provides, outputs to dimming control signal the dimming interface of constant-current dimming driving power.
2. the intelligence controlling device of LED according to claim 1 is characterized in that: also comprise ferroelectric memory, be used to preserve voltage, electric current, power, the fault message of LED light fixture accumulated running time data and light fixture.
3. the intelligence controlling device of LED according to claim 1; It is characterized in that: also comprise Temperature Humidity Sensor; Be used to gather the temperature and humidity of LED light fixture environment of living in, single-chip microcomputer according to temperature, humidity, the judgement decision of data intelligence whether start the LED illumination.
4. the intelligence controlling device of LED according to claim 1 is characterized in that: also comprise air mass sensor, be used for detecting the concentration of air pernicious gas, and testing result is outputed to single-chip microcomputer.
5. the intelligence controlling device of LED according to claim 1 is characterized in that: also comprise embedded power line carrier module, be used for sending the carrier data that data and reception come from power line to power line.
6. the intelligence controlling device of LED according to claim 1, it is characterized in that: also comprise driving switch, the switching signal that single-chip microcomputer is issued to the constant-current dimming driving power is amplified, so that the constant-current dimming driving power can be connected Switching Power Supply.
7. the intelligence controlling device of LED according to claim 1, it is characterized in that: said light adjusting controller comprises digital to analog converter, converts the dimming control signal of single-chip microcomputer output into analog signal; And
Operational amplifier after the signal of telecommunication of digital to analog converter output amplified, outputs to the dimming interface of constant-current dimming driving power.
8. the intelligence controlling device of LED according to claim 1, it is characterized in that: also comprise communicator, the signal that single-chip microcomputer is sent sends to remote control center, and this communicator comprises the RSM485CHT communication module, and the ZigBee communication module.
9. the intelligence controlling device of LED according to claim 1, it is characterized in that: also comprise the chip that resets, this chip that resets is connected with single-chip microcomputer.
10. one kind has any described intelligent LED light fixture like claim 1-9, comprises LED lamp group, and it is characterized in that: LED lamp group is connected in the output of constant-current dimming driving power.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011205232100U CN202425115U (en) | 2011-12-14 | 2011-12-14 | Intelligent control device of LEDs (light emitting diodes) and intelligent LED lamps |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011205232100U CN202425115U (en) | 2011-12-14 | 2011-12-14 | Intelligent control device of LEDs (light emitting diodes) and intelligent LED lamps |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103167673A (en) * | 2011-12-14 | 2013-06-19 | 重庆四联光电科技有限公司 | Intelligent control device of light-emitting diode (LED) and intelligent LED lamp |
| CN108363312A (en) * | 2017-12-26 | 2018-08-03 | 铜陵迈维电子科技有限公司 | A kind of LED drive power controller of remote on-line monitoring |
-
2011
- 2011-12-14 CN CN2011205232100U patent/CN202425115U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103167673A (en) * | 2011-12-14 | 2013-06-19 | 重庆四联光电科技有限公司 | Intelligent control device of light-emitting diode (LED) and intelligent LED lamp |
| CN103167673B (en) * | 2011-12-14 | 2015-06-17 | 重庆四联光电科技有限公司 | Intelligent control device of light-emitting diode (LED) and intelligent LED lamp |
| CN108363312A (en) * | 2017-12-26 | 2018-08-03 | 铜陵迈维电子科技有限公司 | A kind of LED drive power controller of remote on-line monitoring |
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