CN205678829U - A kind of SCM Based architecture indoor intelligent air purifying device - Google Patents
A kind of SCM Based architecture indoor intelligent air purifying device Download PDFInfo
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- CN205678829U CN205678829U CN201620714291.5U CN201620714291U CN205678829U CN 205678829 U CN205678829 U CN 205678829U CN 201620714291 U CN201620714291 U CN 201620714291U CN 205678829 U CN205678829 U CN 205678829U
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- Prior art keywords
- chip microcomputer
- purifying device
- air purifying
- sensor array
- based architecture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Air Conditioning Control Device (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
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Abstract
nullThe utility model discloses a kind of SCM Based architecture indoor intelligent air purifying device，Power module is connected with gas sensor array and single-chip microcomputer respectively，Described infrared remote control module is connected with single-chip microcomputer，The utility model is based on the Intelligent indoor air cleaning unit of C8051F020 single-chip microcomputer，With C8051F020 single-chip microcomputer as control core，Combined filtering film and uv disinfection technology，By the data acquisition to gas sensor array，Achieve to dust、Formaldehyde、The real-time monitoring of CO2 concentration，In automatic mode by automatically controlling of purification process is realized to the monitoring of these air quality data，Can independently select to start the motor of certain rotating speed in a manual mode，The friendly human-machine interface providing in conjunction with liquid crystal touch screen，And function of infrared remote control and buzzer sound-producing device，Achieve the Based Intelligent Control to air purification process，In device performance superiority、Cost、And it in reliability, is made that bigger improvement.
Description
Technical field
The utility model relates to Techniques for Indoor Air Purification field, specifically a kind of SCM Based architecture indoor
Intelligent air purifying device.
Background technology
With the propelling of industrial development and modernization, global air pollution is day by day serious, people's live and work
IAQ is also gradually deteriorated, and the pollution of room air has not only had a strong impact on daily life but also compromised people
Class healthy, therefore for ensureing the health of health and good working environment, occurs in that various indoor air cleaner.Mesh
Before, air purifier mainly includes mechanical filter absorption type, electrostatic, negative ion type, ultraviolet light formula, and their big multioperations are numerous
Trivial and relatively costly.
Therefore, a automatically controlling of purification process, performance can be realized for overcoming the deficiency of above-mentioned technology and designing
It is made that in superiority, cost and reliability that the one SCM Based architecture indoor intelligent air of bigger improvement is net
Gasifying device, just inventor's problem to be solved.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of SCM Based architecture indoor air
Intelligent purifying device, its simple in construction, it is achieved automatically controlling of purification process, performance advantage, cost and reliability are done
Go out bigger improvement.
The utility model solves its technical problem and be the technical scheme is that a kind of SCM Based architecture indoor is empty
Gas Intelligent purifying device, it includes single-chip microcomputer, gas sensor array, buzzer, infrared remote control module, display module, fluorescent tube
Signal feedback module, motor and uviol lamp drive control module, power module, described single-chip microcomputer passes with buzzer, gas respectively
Sensor array, display module, motor and uviol lamp drive control module connect, described power module respectively with gas sensor battle array
Row and single-chip microcomputer connect, and described infrared remote control module is connected with single-chip microcomputer.
Further, described single-chip microcomputer is C8051F020 single-chip microcomputer.
Further, described display module is 3.2 cun of TFT lcd touch display modules.
Further, any one in described buzzer piezo buzzer or electromagnetic buzzer.
Further, described gas sensor array includes DHT11 Temperature Humidity Sensor, DSM501 dust sensor, MG811
Type CO2Gas sensor, MQ138 formaldehyde sensor.
The beneficial effects of the utility model are:
1st, the utility model is based on the Intelligent indoor air cleaning unit of C8051F020 single-chip microcomputer, with C8051F020 monolithic
Machine is control core, and combined filtering film and uv disinfection technology, by the data acquisition to gas sensor array, it is achieved that
To dust, formaldehyde, the real-time monitoring of CO2 concentration, in automatic mode by the monitoring of these air quality data is realized net
Automatically controlling of change process, can independently select to start the motor of certain rotating speed in a manual mode, provides in conjunction with liquid crystal touch screen
Friendly human-machine interface, and function of infrared remote control and buzzer sound-producing device, it is achieved that the intelligence to air purification process
Can control, device performance superiority, cost and reliability are made that bigger improvement.
Brief description
Fig. 1 is the utility model structural representation.
Fig. 2 is that gas sensor array is connected figure with single-chip microcomputer.
Fig. 3 is motor and uviol lamp control circuit.
Fig. 4 is fluorescent tube signal feedback circuit.
Fig. 5 is that ILI9320 is connected circuit with liquid crystal display.
Fig. 6 is driving circuit.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is expanded on further, it should be appreciated that these embodiments are merely to illustrate this
Utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading the content that the utility model is lectured
Afterwards, the utility model can be made various changes or modifications by those skilled in the art, and these equivalent form of values also fall within application
Appended claims limited range.
Seeing Fig. 1 is the utility model structural representation, and the utility model includes single-chip microcomputer, gas sensor array, honeybee
Ring device, infrared remote control module, display module, fluorescent tube signal feedback module, motor and uviol lamp drive control module, power supply mould
Block, described single-chip microcomputer is respectively with buzzer, gas sensor array, display module, motor and uviol lamp drive control module even
Connecing, described power module is connected with gas sensor array and single-chip microcomputer respectively, and described infrared remote control module is connected with single-chip microcomputer.
Architecture indoor intelligent air purifying device can be to toxic and harmful letters such as the dust in room air, formaldehyde, CO2
Breath Real-time Collection, utilizes the particulate contaminants in filter membrane filtering room air, utilizes ultraviolet irradiation to destroy pathogen
DNA structure reach the effect of sterilization, device starts and is divided into automatic mode and manual mode two kinds, to having in automatic mode
Evil gas concentration purification standard have general, good, 3 kinds of standards of high-quality, 3 in manual mode motor be separately operable low speed,
Middling speed, high speed three state.What general standard correspondence started is the motor of low cruise, and the rest may be inferred.User's choosing under automatic mode
Can realize automatically controlling of purification process after selecting purification standard, under manual mode, user selects to start the motor of certain rotating speed,
But also need other manually operated after purification completes.In automatic mode purification process, in air, toxic and harmful concentration is low
In or be equal to standard value when, be automatically stopped motor, higher than standard value when, automatically start motor, it is achieved that Interior Space under standard value
The Based Intelligent Control of gas purification process.In manual mode purification process, air quality data that user can show according to liquid crystal display
Selecting to start the motor of certain rotating speed, but motor still can operate when purification completes, need manual-lock or switch other rotating speeds or
Pattern.In room air, dust or the lasting 6h of concentration of formaldehyde exceed a certain setting value, and liquid crystal display can show " cleaning film ", and prompting is used
Family is cleaned or changes filter membrane.CO2When content exceedes setting value, liquid crystal display can show " opeing the window ", and prompting user windows.With
When the signal that transmitted by uviol lamp fluorescent tube signal feedback circuit of main control chip differentiate whether uviol lamp normally works.
For realizing the Based Intelligent Control to air purification process, improve the Performance And Reliability of this system, use C8051F020
For control core, mainly include gas sensor array data acquisition module, motor and uviol lamp drive control module, uviol lamp
Fluorescent tube signal feedback module, TFT lcd touch display module, infrared remote control and buzzer sound-producing device etc., gas sensor battle array
Row include DHT11 Temperature Humidity Sensor, DSM501 dust sensor, MG811 type CO2Gas sensor, MQ138 formaldehyde sensing
Device.
Architecture indoor intelligent air purifying device needs to identify multiple gases and indoor temperature and humidity to be monitored, and is therefore
Needing multiple gases sensor in system, DSM501 dust sensor internal heater can be automatically drawn into air, uses particle counting
Principle, PWM pulsewidth modulation exports, can the particle of Sensitive Detection diameter more than 1 μm, and the little light weight of size, it is easy to install and use.
It is applied on air cleaning machine, air regulator, air quality detector and ventilation equipment more.DSM501 dust sensor is adopted
Powered by 5V, between control pin and ground, add the potentiometer of 100K, adjust the susceptibility of output pin 1.MG811 type CO2Gas passes
Sensor is to CO2Have good sensitivity and selectivity, affected little by the change of humiture, there is good stability, repeatability.
This sensor uses solid electrolyte battery principle, is placed in CO2When in atmosphere, electrode can occur chemical reaction, sensor sensing
Electrical potential difference between electrode and reference electrode meets can this equation special.Due to sensor output voltage signal fainter, need through
Amplifier amplifying circuit amplifies 3 times.The detection of the organic solvents such as MQ138 formaldehyde sensor suitable alcohol, aldehydes, aromatics and ketone,
There is the features such as life-span length, good stability and higher sensitivity.It is applied to the pernicious gas detection device of family, environment.?
During detection, air formaldehyde concentration is higher, and the electrical conductivity of sensor is higher.Use the simple circuit can be by this electricity
The change of conductance is converted to the corresponding voltage output signal with concentration of formaldehyde.Ambient temperature and humidity is also the weight affecting sensor measurement
Wanting environmental factor, designed air cleaning system have employed DHT11 digital hygro sensor, has one wire system serial line interface
Transmit with microprocessor communications and data.
Seeing Fig. 2 is that gas sensor array is connected figure with single-chip microcomputer, and the data acquisition of gas sensor array mainly divides
For data signal and analog signal two kinds.DSM501 dust sensor and DHT11 digital hygro sensor output numeral letter
Number can be directly connected to the digital I/O mouth of C8051F020, MG811 type CO2Gas sensor and MQ138 formaldehyde sensor defeated
Going out signal is analog quantity, could need to be used for showing and controlling through AD conversion.In this device uses C8051F020 single chip microcomputer
One 12 SAR ADC, this ADC has programmable transition speed, and maximum 402, Intelligent indoor air cleaning unit sets
Meter up to 100ksample/s, error as little as ± 1LSB.The outside input of 8 passages is able to programme is set to 8 single ended input or 4 right
Differential Input, can be realized that by arranging programmable gain amplifier the gain amplifier of 0.5 times-16 times selects, have data and be related to
Window interrupt generator, and built-in temperature sensor.It is whole system by writing the control of motor and uviol lamp in AD initializes
Uniting vital part, motor will drive fan to rotate under the control of single-chip microcomputer, make room air form circulation, adjust sky
The duty of gas cleaning system and bactericidal effect.This system can be divided into control end and control terminal, the operation of control end
Realized by infrared control terminal.According to the demand of system, designed air cleaning system uses the ultraviolet of 1 irradiation-sterilize
Lamp and 3 AC single phase asynchronous machines, and 3 motors corresponding low speed, middling speeds, at a high speed 3 kinds of running statuses respectively.At control end hand
The air quality data that under dynamic model formula, user can show according to air cleaning system touches screen selects started which kind of operation
The motor of state.Utilize the drive control circuit P4.0～P4.3 with main control chip respectively that 24V relay and triode are constituted
Port is connected, and realizes control to high speed, middling speed, the motor of 3 kinds of rotating speeds of low speed and uviol lamp respectively.System can also use gas
The air quality data of sensor array data acquisition module collection automatically adjusts and controls purification process, such as at automatic mode
Under general standard, P4.2 and the P4.3 port output high level purifying main control chip when starting drives motor and the ultraviolet of low speed
Lamp, when in purification process, in air, toxic and harmful concentration is less than or equal to general standard value, P4.2 port output low level,
Disconnecting slowspeed machine loop, slowspeed machine is out of service, when toxic and harmful concentration is higher than general standard value, more automatically starts
Slowspeed machine.Well, it is achieved that Interior Space under high-quality purification standard correspondence startup middling speed and high-speed electric expreess locomotive, automatic mode respectively
The Based Intelligent Control of gas purification process.Uviol lamp and motor all use 220V to power, and stable performance, control are simple, control
Seeing Fig. 3 is motor and uviol lamp control circuit, and the control of motor and uviol lamp is that whole system is vital
Part, motor will drive fan to rotate under the control of single-chip microcomputer, makes room air form circulation, adjust air cleaning system
Duty and bactericidal effect.This system can be divided into control end and control terminal, and the operation of control end all can pass through infrared control
Terminal realizes.According to the demand of system, the uviol lamp of designed air cleaning system 1 irradiation-sterilize of employing and 3 exchanges
Single-phase asynchronous motor, and 3 motors corresponding low speed, middling speeds, at a high speed 3 kinds of running statuses respectively.Use under control end manual mode
The air quality data that family can show according to air cleaning system touches screen and selects to start the motor of which kind of running status.
24V relay is utilized to be connected with the P4.0-P4.3 port of main control chip respectively with the drive control circuit that triode is constituted, respectively
Control is realized to high speed, middling speed, the motor of 3 kinds of rotating speeds of low speed and uviol lamp.Device can also use gas sensor array number
Automatically adjust according to the air quality data of acquisition module collection and control purification process, such as under automatic mode general standard,
P4.2 and the P4.3 port output high level purifying main control chip when starting drives motor and the uviol lamp of low speed, in purification process
When in air, toxic and harmful concentration is less than or equal to general standard value, P4.2 port output low level, disconnect slowspeed machine
Loop, slowspeed machine is out of service, when toxic and harmful concentration is higher than general standard value, more automatically starts slowspeed machine.Good
Good, high-quality purification standard corresponding startup respectively is achieved that indoor air purification process under middling speed and high-speed electric expreess locomotive, automatic mode
Based Intelligent Control.Uviol lamp and motor all use 220V to power, and stable performance, control are simple.
Seeing Fig. 4 is fluorescent tube signal feedback circuit, and shown designed air cleaning unit is in order to ensure air cleaning
Journey medium ultraviolet lamp can normally work, and devises fluorescent tube signal feedback circuit.The effect of fluorescent tube signal feedback circuit is by uviol lamp
Managing current status signal to detect, export to the P7.5 port of C8051F020, terminals LAMP_IN is the state-detection of fluorescent tube
Pin, selects the testing circuit as uviol lamp fluorescent tube feedback signal for the comparator circuit of LM393 composition, C8051F020's
The state of P7.5 port docking line end LAMP_IN detects, if uviol lamp normally works, terminals LAMP_IN detects high electricity
Flat, on the contrary low level then detected.
Seeing Fig. 5 is that ILI9320 is connected circuit with liquid crystal display, and most of indoor air cleaners all use LCD12864 to make
For Output Display Unit, and use traditional button control mode.Air cleaning system designed by Ben Wen uses integrated ILI9320
The 3.2 cun of TFT liquid crystal touch screens driving.TFT liquid crystal display various colors, resolution ratio is 240 pixel × 320 pixels, and band touches
Function, provides the human-computer interaction interface of close friend for system.
Seeing Fig. 6 is driving circuit, and ADS7846 is that a four-line resistive touch screen drives special driving chip,
Can automatically sample X-axis, Y-axis magnitude of voltage, then be sent to MCU by the SPI protocol of standard, simple to operate, precision is high.
In order to test this device, being selected in a volume is 20m3Office in test.Select indoor air cleaning
Change system under automatic mode gold standard, sensor array gather current indoor aerial temperature and humidity and Formaldehyde and benzene concentration,
Koniology concentration, dense carbon dioxide degrees of data, demonstrate air quality data before purification after single-chip microcomputer conversion.This space-time
Makings amount is less than the gold standard setting, and system automatically starts uviol lamp and high-speed electric expreess locomotive, purifies air, and at screen
Upper display current indoor air quality real time data, after a period of time, air quality reaches the gold standard setting, high-speed electric expreess locomotive
Quitting work, showing current indoor air quality high-quality, sensor array gathers current indoor air quality data and shows, purifies
After, Temperature and Relative Humidity of Indoor Air is basically unchanged, and Formaldehyde and benzene concentration, koniology concentration, gas concentration lwevel significantly reduce, indoor
Air quality significantly improves to devise a kind of Intelligent Indoor Air based on C8051F020 Single-chip Controlling principle and purify
System.On traditional chemical, physics and ultraviolet light bactericidal purifying basis, in conjunction with sensor technology and sensor data acquisition
Principle, utilizes C8051F020 Single-chip Controlling principle, uses the AC single phase asynchronous machine that operating efficiency is high, and collection shows, touches
Touch, remote control in one, complete the design of Intelligent Indoor Air cleaning system.Experiment shows this stable system performance, feature
By force, simple to operate, purification efficiency is high and energy-conserving and environment-protective, can be widely used for the crowded places or right such as hospital, hotel, school
Air quality has special requirement place.
Claims (5)
1. a SCM Based architecture indoor intelligent air purifying device, it is characterised in that: it includes that single-chip microcomputer, gas pass
Sensor array, buzzer, infrared remote control module, display module, fluorescent tube signal feedback module, motor and uviol lamp drive control mould
Block, power module, described single-chip microcomputer drives control with buzzer, gas sensor array, display module, motor and uviol lamp respectively
Molding block connects, and described power module is connected with gas sensor array and single-chip microcomputer respectively, described infrared remote control module and list
Piece machine connects.
2. one according to claim 1 SCM Based architecture indoor intelligent air purifying device, it is characterised in that:
Described single-chip microcomputer is C8051F020 single-chip microcomputer.
3. one according to claim 1 SCM Based architecture indoor intelligent air purifying device, it is characterised in that:
Described display module is 3.2 cun of TFT lcd touch display modules.
4. one according to claim 1 SCM Based architecture indoor intelligent air purifying device, it is characterised in that:
Any one in described buzzer piezo buzzer or electromagnetic buzzer.
5. one according to claim 1 SCM Based architecture indoor intelligent air purifying device, it is characterised in that:
Described gas sensor array includes DHT11 Temperature Humidity Sensor, DSM501 dust sensor, MG811 type CO2 gas sensing
Device, MQ138 formaldehyde sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714291.5U CN205678829U (en) | 2016-06-22 | 2016-06-22 | A kind of SCM Based architecture indoor intelligent air purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714291.5U CN205678829U (en) | 2016-06-22 | 2016-06-22 | A kind of SCM Based architecture indoor intelligent air purifying device |
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| Publication Number | Publication Date |
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| CN205678829U true CN205678829U (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620714291.5U Expired - Fee Related CN205678829U (en) | 2016-06-22 | 2016-06-22 | A kind of SCM Based architecture indoor intelligent air purifying device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996620A (en) * | 2017-04-06 | 2017-08-01 | 绵阳美菱软件技术有限公司 | A kind of remote control and Analysis Methods for Formaldehyde |
| CN110107967A (en) * | 2019-05-07 | 2019-08-09 | 深圳市氧管家科技有限公司 | A kind of active dust anion air purifying control system |
-
2016
- 2016-06-22 CN CN201620714291.5U patent/CN205678829U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996620A (en) * | 2017-04-06 | 2017-08-01 | 绵阳美菱软件技术有限公司 | A kind of remote control and Analysis Methods for Formaldehyde |
| CN110107967A (en) * | 2019-05-07 | 2019-08-09 | 深圳市氧管家科技有限公司 | A kind of active dust anion air purifying control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20170622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |