CN206531835U - A kind of air pollution surveillance system based on radio communication - Google Patents
A kind of air pollution surveillance system based on radio communication Download PDFInfo
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- CN206531835U CN206531835U CN201720226383.3U CN201720226383U CN206531835U CN 206531835 U CN206531835 U CN 206531835U CN 201720226383 U CN201720226383 U CN 201720226383U CN 206531835 U CN206531835 U CN 206531835U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model relates generally to pollution monitoring field, more particularly, to a kind of air pollution surveillance system based on radio communication.The CO of air pollution surveillance system based on radio communication2Detection module, PM2.5 detection modules, formaldehyde examination module, analog-to-digital conversion module, d GPS locating module, clock module, the output end of power module are connected to the input of single-chip microcomputer；The output end of infrared distance measurement module is connected to the input of analog-to-digital conversion module；The output end of single-chip microcomputer is connected to the input of display module；Wireless communication module is connected to single-chip microcomputer.A kind of air pollution surveillance system based on radio communication of the utility model, the environmental informations such as CO2 concentration, PM2.5 contents, content of formaldehyde in detection module detection environment, by infrared distance measurement module detection in the case where air pollution degree is different, whether the time is consistent used in infrared transmission same distance, by the air ambient information detected with positional information by being wirelessly transferred away.
Description
Technical field
The utility model relates generally to pollution monitoring field, more specifically to a kind of air based on radio communication
Contamination monitoring system.
Background technology
With developing rapidly for human society, atmosphere pollution has resulted in serious influence, atmosphere pollution to the health of people
The research of monitoring technology turns into link indispensable in the national economic development.Monitoring master of the current China to atmospheric environment
To use two methods：One kind is Traditional Man sampling laboratory assays；Another is the automation using domestic and international import
The method that atmosphere environment supervision is monitored on-line.Although the equipment used in first method is simple, it can not provide and be supervised
The instantaneous value of gas is surveyed, and monitoring result is influenceed very big by artificial.That second method has to atmosphere environment supervision is accurate,
The characteristics of sensitive and high resolution, but all devices are complicated.It is expensive, domesticize it is low, be difficult to safeguard, operation cost
Height, so it is difficult in whole nation popularization.
Utility model content
The utility model mainly solving the technical problems that provide a kind of air pollution surveillance system based on radio communication,
CO in detection module detection environment2The environmental informations such as concentration, PM2.5 contents, content of formaldehyde, are detected by infrared distance measurement module
In the case where air pollution degree is different, whether the time is consistent used in infrared transmission same distance, by the air detected
Environmental information is with positional information by being wirelessly transferred away.
In order to solve the above technical problems, a kind of air pollution surveillance system based on radio communication of the utility model includes
CO2Detection module, PM2.5 detection modules, formaldehyde examination module, infrared distance measurement module, single-chip microcomputer, wireless communication module, GPS are fixed
CO in position module, clock module, display module, power module, detection module detection environment2Concentration, PM2.5 contents, formaldehyde
The environmental informations such as content, by infrared distance measurement module detection in the case where air pollution degree is different, infrared transmission is identical
Whether the distance time used is consistent, by the air ambient information detected with positional information by being wirelessly transferred away.
Wherein, the CO2The output end of detection module is connected to the input of single-chip microcomputer；The PM2.5 detection modules
Output end is connected to the input of single-chip microcomputer；The output end of the formaldehyde examination module is connected to the input of single-chip microcomputer；It is described
The output end of infrared distance measurement module is connected to the input of analog-to-digital conversion module；The output end of the analog-to-digital conversion module is connected to
The input of single-chip microcomputer；The output end of the d GPS locating module is connected to the input of single-chip microcomputer；The output of the clock module
End is connected to the input of single-chip microcomputer；The output end of the single-chip microcomputer is connected to the input of display module；The power module
Output end be connected to the input of single-chip microcomputer；The wireless communication module is connected to single-chip microcomputer.
As further optimization of the present utility model, a kind of air pollution monitoring system based on radio communication of the utility model
The single-chip microcomputer of uniting uses STC12C5A60S2 single-chip microcomputers.
As further optimization of the present utility model, a kind of air pollution monitoring system based on radio communication of the utility model
The PM2.5 detection modules of uniting use DSM501 sensors.
As further optimization of the present utility model, a kind of air pollution monitoring system based on radio communication of the utility model
The formaldehyde examination module of uniting uses MS1100 formaldehyde VOC sensors.
As further optimization of the present utility model, a kind of air pollution monitoring system based on radio communication of the utility model
Unite the CO2Detection module uses SK-500-N density of carbon dioxide gas sensors.
As further optimization of the present utility model, a kind of air pollution monitoring system based on radio communication of the utility model
The infrared distance measurement module of uniting uses GP2D12 modules.
As further optimization of the present utility model, a kind of air pollution monitoring system based on radio communication of the utility model
The d GPS locating module of uniting uses GPS_NEO-6M modules.
Control effect：A kind of air pollution surveillance system based on radio communication of the utility model, detection module detection ring
CO in border2The environmental informations such as concentration, PM2.5 contents, content of formaldehyde, by infrared distance measurement module detection in air pollution degree
In the case of difference, whether the time is consistent used in infrared transmission same distance, by the same position of air ambient information detected
Information is by being wirelessly transferred away.
Brief description of the drawings
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of hardware structure diagram of the air pollution surveillance system based on radio communication of the utility model.
Fig. 2 is a kind of circuit diagram of the single-chip microcomputer of the air pollution surveillance system based on radio communication of the utility model.
Fig. 3 is a kind of circuit of the wireless communication module of the air pollution surveillance system based on radio communication of the utility model
Figure.
Fig. 4 is a kind of electricity of the PM2.5 detection modules of the air pollution surveillance system based on radio communication of the utility model
Lu Tu.
Fig. 5 is a kind of circuit of the formaldehyde examination module of the air pollution surveillance system based on radio communication of the utility model
Figure.
Fig. 6 is a kind of circuit diagram of the power module of the air pollution surveillance system based on radio communication of the utility model.
Fig. 7 is a kind of CO of the air pollution surveillance system based on radio communication of the utility model2The circuit of detection module
Figure.
Fig. 8 is a kind of infrared distance measurement module of the air pollution surveillance system based on radio communication of the utility model, modulus
The circuit diagram of modular converter.
Fig. 9 is a kind of circuit diagram of the display module of the air pollution surveillance system based on radio communication of the utility model.
Figure 10 is a kind of circuit of the d GPS locating module of the air pollution surveillance system based on radio communication of the utility model
Figure.
Figure 11 is a kind of circuit diagram of the clock module of the air pollution surveillance system based on radio communication of the utility model.
Embodiment
Embodiment one：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, one kind described in present embodiment is based on nothing
The air pollution surveillance system of line communication includes CO2Detection module, PM2.5 detection modules, formaldehyde examination module, infrared distance measurement mould
Block, single-chip microcomputer, wireless communication module, d GPS locating module, clock module, display module, power module, detection module detection ring
CO in border2The environmental informations such as concentration, PM2.5 contents, content of formaldehyde, by infrared distance measurement module detection in air pollution degree
In the case of difference, whether the time is consistent used in infrared transmission same distance, by the same position of air ambient information detected
Information is by being wirelessly transferred away.
Wherein, the CO2The output end of detection module is connected to the input of single-chip microcomputer, CO2Detection module uses SK-
500-N density of carbon dioxide gas sensors, CO2Detection module is used to detect CO in environment2Gas concentration value, SK-500-N bis-
VOUT pin (voltage/current signals output), RXD (sensor serial ports receives pin), the TXD of carbon oxide gas concentration sensor (are passed
Sensor serial ports sends pin), RDE (serial ports output control pin) is connected with P5.0, P5.1, P5.2, P5.3 pin of single-chip microcomputer.
The output end of the PM2.5 detection modules is connected to the input of single-chip microcomputer, and PM2.5 detection modules use DSM501
Sensor, when gas or smokescope increase, causes the bulk resistor of sensor to decline, sensor 4, the output of 6 pin over the ground
Voltage increases, i.e. the voltage rise of R1, this voltage is compared with reference voltage through over-voltage comparator, when voltage exceedes threshold value
When, 1 pin output high level in circuit, the MQ pins of PM2.5 detection modules are connected with the P4.4 pins of single-chip microcomputer.
The output end of the formaldehyde examination module is connected to the input of single-chip microcomputer, and formaldehyde examination module uses MS1100 first
Metal oxide containing precious metals in aldehyde VOC sensors, formaldehyde VOC sensors run into VOC gas resistances and changed, sensor internal class
It can be changed like the resistance of heating wire according to the concentration of VOC gases, VOC gases are detected according to the change of resistance
Concentration, the gas concentration detected is sent to P4.3 pins by IN ends.
The output end of the infrared distance measurement module is connected to the input of analog-to-digital conversion module, and infrared distance measurement module is used
GP2D12 modules, infrared distance measurement module is made up of an infrared transmitting tube and a PSD and peripheral circuit, infrared transmitting tube (peace
Dress on utility poles) transmitting light beam, run into barrier (another electric pole adjacent with it) and reflect, fall on PSD,
Constitute an isosceles triangle, can be measured the bottom of triangle by means of PSD, and two base angles be it is fixed, it is true by transmitting tube
It is fixed, now just height can be extrapolated by base, the range simulation signal drawn is sent to analog-to-digital conversion module by VO pins
IN0 pins.
The output end of the analog-to-digital conversion module is connected to the input of single-chip microcomputer, and analog-to-digital conversion module uses ADC0809
The range simulation signal received is converted into data signal by modulus conversion chip, analog-to-digital conversion module, and data signal is transmitted
To single-chip microcomputer, single-chip microcomputer is handled data signal, and simulated range length signals is converted into binary system by analog-to-digital conversion module
Data signal, transmitted signals to by 8 data output end D0, D1, D2, D3, D4, D5, D6, D7 step-by-steps in single-chip microcomputer,
START is conversion starting signal.When jumped on START along when, all internal registers are reset；It is lower jump along when, proceed by A/D turn
Change；In the transition period, START should keep low level.EOC is conversion end signal, when EOC is high level, shows Change-over knot
Beam；Otherwise, show to carry out A/D conversions.OE allows signal for output, for controlling three output latches defeated to single-chip microcomputer
Go out the data being converted to.OE=1, exports the data being converted to；OE=0, output data line is in high-impedance state.When CLK is
Clock input signal cable.Data wire D0, D1, D2, D3, D4, D5, D6, D7 of analog-to-digital conversion module P1.7 respectively with single-chip microcomputer,
P1.6, P1.5, P1.4, P1.3, P1.2, P1.1, P1.0 pin are connected, and EOC, OE, START, CLK, ALE are analog-to-digital conversion mould
The controlling switch of block, is connected with P3.0, P3.1, P3.2, P3.3, P3.4 pin of single-chip microcomputer respectively.
The output end of the d GPS locating module is connected to the input of single-chip microcomputer, and d GPS locating module uses GPS_NEO-6M
Module, d GPS locating module is used for the positional information at detection and localization end, and the GPS_RXD pins of d GPS locating module connect for module serial ports
Pin is received, GPS_TXD pins are that module serial ports sends pin, GPS_RXD and GPS_TXD pins are used for d GPS locating module and carry out data
Reception and transmission, the GPS_SCL of d GPS locating module is controlling switch, and control d GPS locating module carries out the transmission of data and connect
Receive, the GPS_SDA of d GPS locating module is data pin, carries out the transmission of data, GPS_TXD, GPS_ of d GPS locating module
RXD, GPS_SCL, GPS_SDA pin are connected with P0.1, P0.2, P0.3, P0.4 pin of single-chip microcomputer.
The output end of the clock module is connected to the input of single-chip microcomputer, and clock module uses DS1302 clock chips,
Clock chip provides time reference signal for single-chip microcomputer, according to clock signal control one day fixed smoking amount, can also by when
Between signal be shown on display module, the communication interface of DS1302 clock chips is made up of 3 mouth lines, i.e. RST, SCLK, I/O,
Wherein RST becomes high level from low level and starts a data transmission procedure, and SCLK is clock line, and I/O is data wire, DS1302
3 mouth lines of clock chip, RST mouthfuls are connected with the P4.0 pins of single-chip microcomputer, and SCLK mouthfuls are connected with the P4.2 pins of single-chip microcomputer
Connect, I/O mouthfuls are connected with the P4.1 pins of single-chip microcomputer.
The output end of the single-chip microcomputer is connected to the input of display module, and display module shows the air quality detected
Information, display module uses LCD1602 LCDs, the data terminal DB0 of display module, DB1, DB2, DB3, DB4, DB5,
DB6, DB7 are connected with P2.0, P2.1, P2.2, P2.3, P2.4, P2.5, P2.6, P2.7 pin of single-chip microcomputer, for showing number
According to；(RS selects for register, selects selection instruction when data register, low level 0 to post during high level 1 at the RS ends of display module
Storage) it is connected with the P3.5 pins of single-chip microcomputer, for control data order；Display module RW ends (RW is reading writing signal line,
Read operation is carried out during high level 1, write operation is carried out during low level 0) it is connected with the P3.6 pins of single-chip microcomputer, for controlling read-write
Operation；The Enable Pin E (E ends are Enable Pin) of display module is connected with the P3.7 pins of single-chip microcomputer；The P3.5 of single-chip microcomputer,
P3.6, P3.7 pin are used for the strobe state for controlling the charactron in display module.
The output end of the power module is connected to the input of single-chip microcomputer, and 220V alternating currents carry out transformation by transformer
Afterwards, after by the rectification of bridge rectifier bridge, by capacitor filtering, chip voltage stabilizing output 15V voltages is eventually passed and are entered for single-chip microcomputer
Row power supply.
The wireless communication module is connected to single-chip microcomputer, and wireless communication module uses NRF2401 modules, and nRF2401 has work
Operation mode has four kinds：Transceiver mode, configuration mode, idle pulley and shutdown mode.NRF2401 mode of operation by PWR_UP,
Tetra- pins of CE, TX_EN and CS are determined, when single-chip microcomputer has data to send, CE pins are put height, NRF2401 is worked；
The address of receiving terminal and the data to be sent chronologically are sent into nRF2401, and single-chip microcomputer sets low CE pins, excites nRF2401
Carry out ShockBurstTM transmittings；NRF2401 ShockBurstTM transmitting data, CE, CLK1, DATA of wireless communication module
Pin is connected with P0.5, P0.6, P0.7 pin of single-chip microcomputer respectively.
Embodiment two：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, the single-chip microcomputer is used
STC12C5A60S2 single-chip microcomputers.The STC12C5A60S2/AD/PWM series monolithics are single clock/machines of macrocrystalline science and technology production
The single-chip microcomputer in device cycle (1T), is high speed/low-power consumption/superpower jamproof 8051 single-chip microcomputer of new generation, and instruction code is completely simultaneous
Hold tradition 8051, but fast 8-12 times of speed.MAX810 Special reset circuits are internally integrated, 2 road PWM, 8 road 10-bit high speed A/D turn
(250K/S) is changed, for motor control, strong jamming occasion.
Embodiment three：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, the PM2.5 detection modules are used
DSM501 sensors.DSM501 sensors can collect the relevant information such as pollen, smog around, have inside it heating to enter automatically
Gas equipment, its internal adjustable resistance can set the particle diameter of powder, can typically detect the small grain of 1 μm or so of diameter
Son, the higher 0.5mg/m of the degree of accuracy3, and sensor ratio is dexterousr, and weight is also smaller, convenient to install.When air flows
The particle that sensor just can be in absorbed themselves air when dynamic, PWM non-inverting inputs can maintain the characteristic of sensor for a long time.
Embodiment four：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, the formaldehyde examination module is used
MS1100 formaldehyde VOC sensors.MS1100 formaldehyde VOC sensors are a kind of sensors for detecting gas concentration, for detecting sky
A variety of volatile organic components such as formaldehyde, benzene, dimethylbenzene in the detection air such as formaldehyde, benzene, dimethylbenzene in gas, with high
Sensitivity and stability, compact.
Embodiment five：
Illustrate present embodiment, the CO with reference to Fig. 1,2,3,4,5,6,7,8,9,10,112Detection module uses SK-
500-N density of carbon dioxide gas sensors.The SK-500-N density of carbon dioxide gas sensor has machine volume small,
It is lightweight；High accuracy, high-resolution, fast response time；Upper and lower limit alarming value can arbitrarily be set, and carry zero point and target point school
Quasi- function, built-in temperature compensation is easy to maintenance；Data recovery function, the features such as removing trouble and worry caused by maloperation from.
Embodiment six：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, the infrared distance measurement module is used
GP2D12 modules.GDP2D12 modules are made up of an infrared transmitting tube and a PSD and corresponding counting circuit, Sharp
The PSD of company is very characteristic, and it can detect luminous point and fall micro-displacement on it, and resolution ratio reaches micron, and GP2D12 is just
It is to realize geometric ways ranging using this characteristic.
Embodiment seven：
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, the d GPS locating module uses GPS_
NEO-6M modules.GPS_NEO-6M modules are a high-performance GPS modules of ALIENTEK productions, and module core is used
The NEO-6M modules of UBLOX companies, with 50 passages, follow the trail of sensitivity and are up to -161dBm, measurement output frequency is reached as high as
5Hz。
A kind of operation principle of the air pollution surveillance system based on radio communication of the utility model is：The utility model one
Plant the air pollution surveillance system based on radio communication and pass through CO2CO in detection module detection environment2The concentration of content, PM2.5
Content, the formaldehyde examination module of the particulate matter such as dust detect the content of VOC gases in air, monolithic in detection module detection environment
The information for the detection that machine is received shows that infrared distance measurement module is surveyed by launching infrared light by display module
Away from test lead is fixed on utility poles, launches infrared ray, while infrared emitting, clock module starts timing, infrared ray
It is irradiated on adjacent wire bar and reflects, the length of time judges air quality according to used in transmission same distance, will detect
The information arrived together with the location information of d GPS locating module, wireless communication module by information by being wirelessly transferred by way of
Transfer out.
Although the utility model is disclosed as above with preferred embodiment, it is not limited to the utility model, appoints
What person skilled in the art, is not departing from spirit and scope of the present utility model, can do various changes and modification, therefore
What protection domain of the present utility model should be defined by claims is defined.
Claims (7)
1. a kind of air pollution surveillance system based on radio communication, it is characterised in that the air based on radio communication is dirty
Contaminating monitoring system includes CO2Detection module, PM2.5 detection modules, formaldehyde examination module, infrared distance measurement module, analog-to-digital conversion mould
Block, single-chip microcomputer, wireless communication module, d GPS locating module, clock module, display module, power module, the CO2Detection module
Output end be connected to the input of single-chip microcomputer；The output end of the PM2.5 detection modules is connected to the input of single-chip microcomputer；Institute
The output end for stating formaldehyde examination module is connected to the input of single-chip microcomputer；The output end of the infrared distance measurement module is connected to modulus
The input of modular converter；The output end of the analog-to-digital conversion module is connected to the input of single-chip microcomputer；The d GPS locating module
Output end be connected to the input of single-chip microcomputer；The output end of the clock module is connected to the input of single-chip microcomputer；The list
The output end of piece machine is connected to the input of display module；The output end of the power module is connected to the input of single-chip microcomputer；
The wireless communication module is connected to single-chip microcomputer.
2. a kind of air pollution surveillance system based on radio communication according to claim 1, it is characterised in that：The list
Piece machine uses STC12C5A60S2 single-chip microcomputers.
3. a kind of air pollution surveillance system based on radio communication according to claim 1, it is characterised in that：It is described
PM2.5 detection modules use DSM501 sensors.
4. a kind of air pollution surveillance system based on radio communication according to claim 1, it is characterised in that：The first
Aldehyde detection module uses MS1100 formaldehyde VOC sensors.
5. a kind of air pollution surveillance system based on radio communication according to claim 1, it is characterised in that：The CO2
Detection module uses SK-500-N density of carbon dioxide gas sensors.
6. a kind of air pollution surveillance system based on radio communication according to claim 1, it is characterised in that：It is described red
Outer range finder module uses GP2D12 modules.
7. a kind of air pollution surveillance system based on radio communication according to claim 1, it is characterised in that：It is described
D GPS locating module uses GPS_NEO-6M modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720226383.3U CN206531835U (en) | 2017-03-09 | 2017-03-09 | A kind of air pollution surveillance system based on radio communication |
Applications Claiming Priority (1)
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| CN201720226383.3U CN206531835U (en) | 2017-03-09 | 2017-03-09 | A kind of air pollution surveillance system based on radio communication |
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| Publication Number | Publication Date |
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| CN206531835U true CN206531835U (en) | 2017-09-29 |
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ID=59915394
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| CN201720226383.3U Expired - Fee Related CN206531835U (en) | 2017-03-09 | 2017-03-09 | A kind of air pollution surveillance system based on radio communication |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108540539A (en) * | 2018-03-20 | 2018-09-14 | 深圳大图科创技术开发有限公司 | A kind of air pollution intelligent monitor system |
| CN108760989A (en) * | 2018-06-05 | 2018-11-06 | 深圳市无眼界科技有限公司 | A kind of air-quality monitoring system and its monitoring method |
| CN109030747A (en) * | 2018-08-30 | 2018-12-18 | 武汉欣叶电子科技有限公司 | A kind of device and detection method of continuous detection air quality |
-
2017
- 2017-03-09 CN CN201720226383.3U patent/CN206531835U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108540539A (en) * | 2018-03-20 | 2018-09-14 | 深圳大图科创技术开发有限公司 | A kind of air pollution intelligent monitor system |
| CN108760989A (en) * | 2018-06-05 | 2018-11-06 | 深圳市无眼界科技有限公司 | A kind of air-quality monitoring system and its monitoring method |
| CN109030747A (en) * | 2018-08-30 | 2018-12-18 | 武汉欣叶电子科技有限公司 | A kind of device and detection method of continuous detection air quality |
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Granted publication date: 20170929 Termination date: 20180309 |