Intelligent air purifier control system
Technical field
The utility model relates to air cleaning unit control field, particularly relates to intelligent air purifier control system.
Background technology
Along with the development of modern industry and the raising of people's living standard, the harmful substance such as PM2.5, formaldehyde makes air pollution day by day increase the weight of, easily diseases induced after people suck, and endangers healthy, so purification of air is greatly paid attention in the life of modern.
Also extensive concern is obtained to the research of air purifier, current air purifier major part only has purification function, have the following disadvantages in its use procedure: 1, purification function generally needs artificial on-the-spot manipulation, can not realize Based Intelligent Control, and operating efficiency is low; Although 2 some air purifier can realize the functions such as timing start-up shutdown, realize purification of air, these basic functions all can not meet the life requirement of intelligent level day by day, simultaneously also not thorough to purification of air, there is potential safety hazard.
Summary of the invention
The purpose of this utility model cannot realize Based Intelligent Control for above-mentioned air purifier, and a kind of intelligent air purifier control system that the technical problems such as inefficiency propose, high pressure is produced to air filtration by controlling high pressure generator, better raising air quality, betters people's living environment.
In order to achieve the above object, the utility model adopts following technical proposal: a kind of intelligent air purifier control system, comprises switch mode power supply circuit, microcontroller, high pressure generator circuits for triggering, wireless communication module.
Described high pressure generator circuits for triggering comprise triode Q1, combined socket and switch, pull-up resistor R8 and base resistance R9, the emitter stage of described triode Q1 is connected with combined socket and switch, its colelctor electrode is connected with power supply, its base stage is connected with pull-up resistor R8 after connecting base resistance R9, and described pull-up resistor R8 is connected with the 7th input/output port of microcontroller with the node of base resistance R9;
Described wireless communication module comprises wireless communications chips, and the maskable interrupts port of described wireless communications chips, serial digital output port, serial digital input port, serial communication clock digital input port select port to be connected with the 5th input/output port of microcontroller second input/output port, the first input/output port, the 4th input/output port, the 3rd input/output port and the 6th input/output port and microcontroller respectively with serial communication chip selection signal digital input port and its input and output mode;
Described switch mode power supply circuit is made up of input circuit, control chip U1, current rectifying and wave filtering circuit, output circuit, the bridge rectifier that described current rectifying and wave filtering circuit is made up of four diodes, the inner integrated PWM controller of described control chip U1 and field-effect transistor, the source electrode of described field-effect transistor is connected with bridge rectifier, AC power is after input circuit input, through current rectifying and wave filtering circuit rectification, controlled to adjust by control chip U1 and control, export power supply to be needed.
Further, the negative electrode of described first light emitting diode D9 is connected with the first external interrupt port of microcontroller, and its anode connects the first pull-up fixed resistance R10.
Further, the second external interrupt port of described microcontroller is connected indicating circuit with the 8th input/output port respectively by an external serial interface.
Further, described indicating circuit is made up of Light-Emitting Diode and pull-up fixed resistance.
Compared with prior art, the utility model has the advantage of: the control signal sent by wireless communication module reception Master Control Center, and processed by microcontroller, microcontroller and then corresponding control signal is sent to high pressure generator circuits for triggering, make combined socket and switch work produce high pressure, air is filtered.Not only realize wireless telecommunications Based Intelligent Control, produce filtration by high pressure, to purification of air and sterilization, improve air cleaning unit operating efficiency simultaneously, there is good popularizing application prospect in intelligent domestic system.
Accompanying drawing explanation
Fig. 1 is intelligent air purifier control system circuit diagram;
Fig. 2 is switch mode power supply circuit figure;
Fig. 2-1 is with the left side enlarged drawing that R4 and R5 is boundary in Fig. 2;
Fig. 2-2 is with the right side enlarged drawing that R4 and R5 is boundary in Fig. 2.
Detailed description of the invention
In order to can clearer understanding above object and advantages of the present utility model, below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail, the said position relationship of the utility model is as the criterion with Fig. 2, illustrate, namely in the left side described in the utility model, right side refers to reference to the position relationship that formed during Fig. 2:
With reference to figure 1, Fig. 2 and Fig. 2-1 and Fig. 2-2, a kind of intelligent air purifier control system, comprise switch mode power supply circuit, microcontroller, high pressure generator circuits for triggering, wireless communication module, described high pressure generator circuits for triggering, wireless communication module are all connected with microcontroller; Described wireless communication module is in order to the control signal that receives Master Control Center and send and be transferred to microcontroller and process, and then microcontroller sends the work of corresponding control signals high pressure generator circuits for triggering, thus controls air cleaning unit work.
In the present embodiment, described microcontroller adopts STC15L204 series monolithic, and described high pressure generator circuits for triggering comprise triode Q1, and described triode Q1 selects 8050 models, combined socket and switch J2, combined socket and switch J2 are DC12V, pull-up resistor R8 and base resistance R9, R8 resistance is 6.2K Ω, R9 resistance is 560 Ω, the emitter stage of described triode Q1 is connected with combined socket and switch, its colelctor electrode is connected with power supply, its base stage is connected with pull-up resistor R8 after connecting base resistance R9, described pull-up resistor R8 is connected with the 7th input/output port P1.6 of microcontroller with the node of base resistance R9, when air is through high pressure generator, the molecules such as the PM2.5 in air will be crashed to pieces or eliminate, and high pressure generator ionized air produces ozone and anion, because anion has sterilization, the effect of dedusting, and ozone has effect that sterilizing deodorizing purifies air, reach the effect purified air, good purification.
For the ease of with Master Control Center communication, real-time reception control signal, described wireless communication module comprises wireless communications chips, described wireless communications chips selects 24L01 model, its maskable interrupts port IRQ is connected with microcontroller second input/output port P1.1, the serial digital output port MISO of wireless communications chips is connected with the first input/output port P1.0 of microcontroller, the serial digital input port MOSI of wireless communications chips is connected with the 4th input/output port P1.3 of microcontroller, the serial communication clock digital input port SCK of wireless communications chips is connected with the 3rd input/output port P1.2 of microcontroller, the serial communication chip selection signal digital input port CSN of wireless communications chips is connected with the 6th input/output port P1.5 of microcontroller, the input and output mode of wireless communications chips selects port CE to be connected with the 5th input/output port P1.4 of microcontroller.
In embodiment, switch mode power supply circuit is by input circuit, control chip U1, its model is VIPER22A, current rectifying and wave filtering circuit, output circuit forms, the bridge rectifier that described current rectifying and wave filtering circuit is made up of four diodes, the inner integrated PWM controller of described control chip U1 and field-effect transistor, the source electrode of described field-effect transistor is connected with bridge rectifier, AC power is after input circuit input, through current rectifying and wave filtering circuit rectification, controlled to adjust by control chip U1 and control, export power supply to be needed, Switching Power Supply carries out conducting at a high speed and cut-off by circuit controling switch pipe, be that high-frequency alternating current is supplied to transformer and carries out transformation by DC conversion, thus one or more groups voltage required for producing, it has the high characteristic of efficiency, and much smaller than series voltage stabilizing type power supply of the volume of transformer of Switching Power Supply, power circuit is cleaner and tidier, complete machine weight also declines to some extent, so become a kind of trend of current power source development.
For the ease of observing each circuit working state, second external interrupt port P3.0 of described microcontroller is connected indicating circuit with the 8th input/output port P3.0 respectively by an external serial interface, described indicating circuit is made up of Light-Emitting Diode and pull-up fixed resistance, first external interrupt port P3.7 of described microcontroller is connected with the negative electrode of the first light emitting diode D9, and the anode of described first light emitting diode D9 connects the.
To sum up, the utility model receives the control signal that sends of Master Control Center by wireless communication module, and is processed by microcontroller, microcontroller and then send corresponding control signal to high pressure generator circuits for triggering, make combined socket and switch work produce high pressure, air is filtered.Not only realize wireless telecommunications Based Intelligent Control, produce filtration by high pressure, to purification of air and sterilization, improve air cleaning unit operating efficiency simultaneously, there is good popularizing application prospect in intelligent domestic system.
But be below only better embodiment of the present utility model; for those skilled in the art; under the prerequisite not departing from the utility model principle; be easy to carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.