CN111024899A - Air quality detection method - Google Patents
Air quality detection method Download PDFInfo
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- CN111024899A CN111024899A CN201911395325.3A CN201911395325A CN111024899A CN 111024899 A CN111024899 A CN 111024899A CN 201911395325 A CN201911395325 A CN 201911395325A CN 111024899 A CN111024899 A CN 111024899A
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- 238000001514 detection method Methods 0.000 title claims abstract description 46
- 239000000428 dust Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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Abstract
The invention provides an air quality detection method, which comprises a collection part and a display part, wherein the collection part is provided with a DHT11 temperature and humidity collection module, an MQ135 air quality detection module, a PM2.5 dust detection sensor and an ATmega328 chip, the contents of various components in air are collected through the modules, the ATmega328 chip is used for processing data, the display part is provided with an LCD5110 display module, and the display module is used for displaying the collected data.
Description
Technical Field
The invention relates to the field of air detection, in particular to an air quality detection method.
Background
In modern people's eyes, health is very important, and the health state is kept besides many exercises, has good work and rest, is closely related to the environment of our life, has a good environment, is the basis of health, the invention can detect the content of several gases harmful to human body in the environment, so that people can make corresponding measures immediately, and keep good environment.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide an air quality detection method, which can effectively solve the problems in the background technology.
In order to achieve the above object, the present invention proposes: a method for detecting air quality comprises a DHT11 temperature and humidity collection module, an MQ135 air quality detection module, a PM2.5 dust detection sensor, an ATmega328 chip and an LCD5110 display module, and is characterized in that: the program in the ATmega328 chip can read the data in the DHT11 temperature and humidity collection module, the MQ135 air quality detection module and the PM2.5 dust detection sensor, and the data are sent to the LCD5110 display module through the serial port and displayed.
As a preferred technical scheme of the invention: VCC and GND of the DHT11 temperature and humidity collection module are connected with VCC and GND of the ATmega328 chip, and OUT of the DHT11 temperature and humidity collection module is connected with a pin PD5 of the ATmega328 chip.
As a preferred technical scheme of the invention: VCC and GND of the ATmega328 chip are connected with VCC and GND of the MQ135 air quality detection module, and MQ135 air quality detection module
And the OUT of the test module is connected with a PC1 of the ATmega328 chip.
As a preferred technical scheme of the invention: the pin 1 of the PM2.5 dust detection sensor is connected with a 150 ohm resistor and then is connected with VCC of an ATmega328 chip, the pin 1 of the PM2.5 dust detection sensor is connected with a 220uF electrolytic capacitor and is connected with GND of the ATmega328 chip, the pin 2 of the PM2.5 dust detection sensor is connected with GND of the ATmega328 chip, the pin 3 of the PM2.5 dust detection sensor is connected with PD2 of the ATmega328 chip, the pin 4 of the PM2.5 dust detection sensor is connected with GND of the ATmega328 chip, the pin 5 of the PM2.5 dust detection sensor is connected with PC0 of the ATmega328 chip, and the pin 6 of the PM2.5 dust detection sensor is connected with VCC of the ATmega328 chip.
As a preferred technical scheme of the invention: the RST of the LCD5110 display module is connected with the PB3 of the ATmega328 chip, the CE of the LCD5110 display module is connected with the PB4 of the ATmega328 chip, the DC of the LCD5110 display module is connected with the PB2 of the ATmega328 chip, the DIN of the LCD5110 display module is connected with the PB1 of the ATmega328 chip, the CLK of the LCD5110 display module is connected with the PB0 of the ATmega328 chip, the VCC of the LCD5110 display module is connected with the VCC of the ATmega328 chip, the BL of the LCD5110 display module is connected with the GND of the ATmega328 chip, and the GND of the LCD5110 display module is connected with the GND of the ATmega328 chip.
Compared with the prior art, the invention has the beneficial effects that: the air quality monitoring device is simple to use, suitable for the masses, more stable due to the fact that the module is used for manufacturing, and compared with other products, the air quality monitoring device can observe the air quality of the home at any time at home, and guarantee is provided for the health of people.
Drawings
FIG. 1 illustrates an air quality detection method according to the present invention.
In the figure: 1 DuPont line, 2 DHT11 temperature and humidity collection module and 3MQ135 air quality inspection device
The device comprises a test module, a 4PM2.5 dust detection sensor, a 5 DuPont wire, a 6 DuPont wire, a 7 DuPont wire, an 8LCD 5110 display module and a 9ATmega328 chip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides the following technical solutions: a method for detecting air quality comprises a DHT11 temperature and humidity collection module, an MQ135 air quality detection module, a PM2.5 dust detection sensor, an ATmega328 chip and an LCD5110 display module. VCC of a DHT11 temperature and humidity collecting module is connected with VCC of an ATmega328 chip, GND of a DHT11 temperature and humidity collecting module is connected with GND of the ATmega328 chip, OUT of a DHT11 temperature and humidity collecting module is connected with a pin PD5 of the ATmega328 chip, VCC of an MQ135 air quality detecting module is connected with VCC of the ATmega328 chip, GND of an MQ135 air quality detecting module is connected with GND of the ATmega328 chip, OUT of the MQ135 air quality detecting module is connected with a PC1 of the ATmega328 chip, pin 1 of a PM2.5 dust detecting sensor is connected with a 150 ohm resistor and then is connected with VCC of the ATmega328 chip, then is connected with GND of the ATmega328 chip through a 220uF electrolytic capacitor, pin 2 of the PM2.5 dust detecting sensor is connected with GND of the ATmega328 chip, pin 3 of the PM2.5 dust detecting sensor is connected with PD2 of the ATmega chip, pin 4 of the PM2.5 dust detecting sensor is connected with GND
ATmega328
GND of the chip, No. 5 pin of the PM2.5 dust detection sensor is connected with PC0 of the ATmega328 chip, No. 6 pin of the PM2.5 dust detection sensor is connected with VCC of the ATmega328 chip, and a program in the ATmega328 chip can read data in the DHT11 temperature and humidity collection module, the MQ135 air quality detection module and the PM2.5 dust detection sensor. RST of the LCD5110 display module is connected with PB3 of the ATmega328 chip, CE of the LCD5110 display module is connected with PB4 of the ATmega328 chip, DC of the LCD5110 display module is connected with PB2 of the ATmega328 chip, DIN of the LCD5110 display module is connected with PB1 of the ATmega328 chip, CLK of the LCD5110 display module is connected with PB0 of the ATmega328 chip, VCC of the LCD5110 display module is connected with VCC of the ATmega328 chip, BL of the LCD5110 display module is connected with GND of the ATmega328 chip, GND of the LCD5110 display module is connected with GND of the ATmega328 chip, and data collected by the three modules are sent to the LCD5110 display module through serial ports and displayed. The air quality monitoring device is simple to use, suitable for the masses, more stable due to the fact that the module is used for manufacturing, and compared with other products, the air quality monitoring device can observe the air quality of the home at any time at home, and guarantee is provided for the health of people.
The invention has the advantages that: the air quality monitoring device is simple to use, suitable for the masses, more stable due to the fact that the module is used for manufacturing, and compared with other products, the air quality monitoring device can observe the air quality of the home at any time at home, and guarantee is provided for the health of people.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A method for detecting air quality comprises a DHT11 temperature and humidity collection module (2), an MQ135 air quality detection module (3), a PM2.5 dust detection sensor (4), an ATmega328 chip (9), and an LCD5110 display module (8), and is characterized in that: the programs in the ATmega328 chip (9) can read the data in the DHT11 temperature and humidity collection module (2), the MQ135 air quality detection module (3) and the PM2.5 dust detection sensor (4), and the data are sent to the LCD5110 display module (8) through the serial port and displayed.
2. The method of claim 1, wherein the air quality detection comprises: VCC of the DHT11 temperature and humidity collection module (2) is connected with VCC of the ATmega328 chip (9), GND of the DHT11 temperature and humidity collection module (2) is connected with GND of the ATmega328 chip (9), and OUT of the DHT11 temperature and humidity collection module (2) is connected with a pin PD5 of the ATmega328 chip (9).
3. The method of claim 1, wherein the air quality detection comprises: VCC of the MQ135 air quality detection module (3) is connected with VCC of the ATmega328 chip (9), GND of the MQ135 air quality detection module (3) is connected with GND of the ATmega328 chip (9), and OUT of the MQ135 air quality detection module (3) is connected with PC1 of the ATmega328 chip (9).
4. The method of claim 1, wherein the air quality detection comprises: the No. 1 pin of the PM2.5 dust detection sensor (4) is connected with a 150 ohm resistor and then is connected with VCC of an ATmega328 chip (9), and then is connected with 220uF electrolytic capacitor and GND of the ATmega328 chip (9), the No. 2 pin of the PM2.5 dust detection sensor (4) is connected with GND of the ATmega328 chip (9), the No. 3 pin of the PM2.5 dust detection sensor (4) is connected with PD2 of the ATmega328 chip (9), and the No. 4 pin of the PM2.5 dust detection sensor (4) is connected with ATmega328
GND of the chip (9), No. 5 pin of the PM2.5 dust detection sensor (4) is connected with PC0 of the ATmega328 chip (9), and No. 6 pin of the PM2.5 dust detection sensor (4) is connected with VCC of the ATmega328 chip (9).
5. The method of claim 1, wherein the air quality detection comprises: the RST of the LCD5110 display module (8) is connected with the PB3 of the ATmega328 chip (9), the CE of the LCD5110 display module (8) is connected with the PB4 of the ATmega328 chip (9), the DC of the LCD5110 display module (8) is connected with the PB2 of the ATmega328 chip (9), the DIN of the LCD5110 display module (8) is connected with the PB1 of the ATmega328 chip (9), the CLK of the LCD5110 display module (8) is connected with the PB0 of the ATmega328 chip (9), the VCC of the LCD5110 display module (8) is connected with the VCC of the ATmega328 chip (9), the BL of the LCD5110 display module (8) is connected with the GND of the ATmega328 chip (9), and the GND of the LCD5110 display module (8) is connected with the GND of the ATmega GND chip (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395325.3A CN111024899A (en) | 2019-12-30 | 2019-12-30 | Air quality detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395325.3A CN111024899A (en) | 2019-12-30 | 2019-12-30 | Air quality detection method |
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| CN111024899A true CN111024899A (en) | 2020-04-17 |
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| CN201911395325.3A Pending CN111024899A (en) | 2019-12-30 | 2019-12-30 | Air quality detection method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204925089U (en) * | 2015-09-22 | 2015-12-30 | 广州市建研环境监测有限公司 | Air quality monitoring system |
| CN205785345U (en) * | 2016-07-14 | 2016-12-07 | 大连交通大学 | A kind of IAQ (indoor air quality) wireless monitoring terminal device |
| CN106872645A (en) * | 2017-03-13 | 2017-06-20 | 南昌工程学院 | A kind of air quality detecting device based on solar electric power mixed mover mother's unmanned plane |
| CN207263710U (en) * | 2017-04-01 | 2018-04-20 | 乐山师范学院 | A kind of air quality detecting device |
| CN207515834U (en) * | 2017-05-12 | 2018-06-19 | 华南理工大学 | A kind of air quality detection system based on multi-sensor information fusion |
-
2019
- 2019-12-30 CN CN201911395325.3A patent/CN111024899A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204925089U (en) * | 2015-09-22 | 2015-12-30 | 广州市建研环境监测有限公司 | Air quality monitoring system |
| CN205785345U (en) * | 2016-07-14 | 2016-12-07 | 大连交通大学 | A kind of IAQ (indoor air quality) wireless monitoring terminal device |
| CN106872645A (en) * | 2017-03-13 | 2017-06-20 | 南昌工程学院 | A kind of air quality detecting device based on solar electric power mixed mover mother's unmanned plane |
| CN207263710U (en) * | 2017-04-01 | 2018-04-20 | 乐山师范学院 | A kind of air quality detecting device |
| CN207515834U (en) * | 2017-05-12 | 2018-06-19 | 华南理工大学 | A kind of air quality detection system based on multi-sensor information fusion |
Non-Patent Citations (2)
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| 张洋等: "《正点原子教你学嵌入式系统丛书 STM32F7原理与应用HAL库版 下》", 30 June 2017 * |
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Application publication date: 20200417 |