CN206618734U - A kind of remote air measurement apparatus based on GPRS - Google Patents
A kind of remote air measurement apparatus based on GPRS Download PDFInfo
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- CN206618734U CN206618734U CN201621161627.6U CN201621161627U CN206618734U CN 206618734 U CN206618734 U CN 206618734U CN 201621161627 U CN201621161627 U CN 201621161627U CN 206618734 U CN206618734 U CN 206618734U
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Abstract
The utility model discloses a kind of remote air measurement apparatus based on GPRS, including：DC power supplier, for providing stable DC voltage；Master control chip module, for receiving sensing data, and is handled and is sent；Air detection module, for being acquired to air quality；GPRS communication modules, for sending air quality data to service centre；Button input module, for controlling start and stop；LED output display module, shows for the state to device.The present apparatus can realize the measurement to air PM2.5, and can transfer data to service centre by GPRS communication modules, good with interconnectivity, and reliability is high, low cost and the advantages of manufacture easy to maintenance.
Description
Technical field
The utility model is related to remote air quality-monitoring technical field, refers in particular to a kind of remote air based on GPRS
Measurement apparatus.
Background technology
With the improvement of people's life quality, it is desirable in the air quality environment lived in, so needing to city
The air quality in city is acquired and controlled.As smart city is in the popularization of China, wherein air quality monitoring is a weight
The exploitation content wanted, by installed in related monitoring point air quality monitoring sensor realize measurement to air PM2.5 from
And air quality is evaluated, the data measured are sent to urban service center finally by network, and urban service center is borrowed
The air quality data that each node is sent back is helped to be estimated the air quality in whole city.Because GPRS communications are by shifting
Dynamic internet carries out network service, and movable signal covers each corner in city, so using GPRS communications without specially building
The communication network of oneself is found, the information of each node directly can be conveniently obtained by mobile network.The design is developed
Go out a remote air measurement apparatus based on GPRS, devise air mass sensor Acquisition Circuit, realize to air PM2.5
Measurement, and service centre can be transferred data to by GPRS communication modules.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art that there is provided a kind of long-range sky based on GPRS with shortcoming
Gas measurement apparatus, good with interconnectivity, reliability is high, low cost and the advantages of manufacture easy to maintenance.
To achieve the above object, technical scheme provided by the utility model is：A kind of remote air based on GPRS is surveyed
Device is measured, including：
DC power supplier, for providing stable DC voltage；
Master control chip module, for receiving sensing data, and is handled and is sent；
Air detection module, for being acquired to air quality；
GPRS communication modules, for sending air quality data to service centre；
Button input module, for controlling start and stop；
LED output display module, shows for the state to device；
Wherein, the input power of the DC power supplier uses 2 battery core lithium battery power supplies:7.2~8.4V, 2200mAh,
It is that Master control chip module, GPRS communication modules and sensor are carried using voltage stabilizing LM1117-3.3V chips and LM1117-5V chips
Power supply source；The Master control chip module uses STM32F101C8T6 chips, and the chip has serial communication interface, Neng Goulian
GPRS communication modules are connect, while STM32F101C8T6 chips have ADC A/D interfaces, can be realized to air borne sensor
The reading of data；The air detection module uses optical air mass GP2Y1010AU0F sensors, sensor output
Analog voltage is proportional to measured dust concentration, realizes the real-time monitoring to PM2.5；The GPRS communication modules are connected to
The serial ports of STM32F101C8T6 chips, so as to realize remote network communication；The button input module is designed with No. 1 button electricity
Road, is connected by button and pull-up resistor, and low and high level can be produced when changing button state；The LED output is aobvious
Show that module is designed with 1 paths of LEDs circuit, low and high level driving LED light on and off are directly produced by connecting current-limiting resistance chip；It is described
DC power supplier, air detection module, GPRS communication modules, button input module, LED output display module respectively with master
Control chip module, which is corresponded, to connect.
The VCC pins connection power supply 5V of the GP2Y1010AU0F sensors, its VLED pin is by resistance R2 connections electricity
Source 5V, its VLED pin electric capacity C1 connections GND after filtering, its LED-GND pin and S-GND pins connection GND；It is described
The PA4 pins of STM32F101C8T6 chips pass through the chip Q1 of resistance R1 connecting triodes 8050 base stage, the core of triode 8050
Piece Q1 emitter stage connection GND, its colelctor electrode connects the LED pipe pin of GP2Y1010AU0F sensors, to realize in sensor
Portion's LED switch control；The Vo pins of the GP2Y1010AU0F sensors pass through series resistance R4 and R3 connection GND, the resistance
R4 and R3 common port is realized exports partial pressure to Vo pins, and connects the PA1/ADC_IN1 pins of STM32F101C8T6 chips.
The utility model compared with prior art, has the following advantages that and beneficial effect：
Measurement to air PM2.5 is realized by design air mass sensor Acquisition Circuit, and can be communicated by GPRS
Module transfers data to service centre.The utility model is used as master control core using the embedded chip of high reliability and low cost
Piece, good with interconnectivity, reliability is high, low cost and the advantages of manufacture easy to maintenance.
Brief description of the drawings
Fig. 1 is structure diagram of the present utility model.
Fig. 2 is chip connection figure of the present utility model.
Embodiment
With reference to specific embodiment, the utility model is described in further detail.
As shown in figure 1, the remote air measurement apparatus based on GPRS described in the present embodiment, including：
DC power supplier 1, for providing stable DC voltage；
Master control chip module 2, for receiving sensing data, and is handled and is sent；
Air detection module 3, for being acquired to air quality；
GPRS communication modules 4, for sending air quality data to service centre；
Button input module 5, for controlling start and stop；
LED output display module 6, shows for the state to device.
Wherein, the input power of the DC power supplier 1 uses 2 battery core lithium battery power supplies:7.2~8.4V,
2200mAh, is Master control chip module 2, GPRS communication modules 4 using voltage stabilizing chip LM1117-3.3V and LM1117-5V chip
Power supply is provided with sensor；The Master control chip module 2 uses the STM32F101C8T6 chips of ST companies, and the chip has
Serial communication interface, can connect GPRS communication modules 4, while STM32F101C8T6 chips have ADC A/D interfaces,
Realize the reading to air borne sensor data；The air detection module 3 is using optical air mass GP2Y1010AU0F sensings
Device, the sensor has extremely low current drain, and the analog voltage of output is proportional to measured dust concentration, realization pair
PM2.5 real-time monitoring；The GPRS communication modules 4 are connected to the serial ports of STM32F101C8T6 chips, so as to realize telenet
Network communicates；The button input module 5 is designed with 1 road button circuit, is connected by button and pull-up resistor, when change button-like
So as to produce low and high level during state；The LED output display module 6 is designed with 1 paths of LEDs circuit, by connecting current limliting electricity
Resistance chip directly produces low and high level driving LED light on and off.The DC power supplier 1, air detection module 3, GPRS communications
Module 4, button input module 5, LED output display module 6 are corresponded with Master control chip module 2 respectively to connect.
As shown in Fig. 2 VCC (No. 6 pins) connection power supply 5V, VLED (No. 1 pin) warp of GP2Y1010AU0F sensors
Cross resistance R2 connection power supplys 5V, VLED (No. 1 pin) electric capacity C1 connections GND, LED-GND (No. 2 pins) and S-GND after filtering
(No. 4 pins) connects GND；The PA4 (No. 14 pins) of STM32F101C8T6 chips is by the chip of resistance R1 connecting triodes 8050
Q1 base stages, Q1 emitter stages connection GND, the LED (No. 3 pins) of Q1 colelctor electrodes connection GP2Y1010AU0F sensors is realized to sensing
LED switch control inside device；The Vo (No. 5 pins) of GP2Y1010AU0F sensors passes through series resistance R4 and R3 connection GND, electricity
The common port for hindering R4 and R3 is realized to Vo (No. 5 pins) output partial pressures, and connects the PA1/ADC_ of STM32F101C8T6 chips
IN1 (No. 11 pins).The VDD connection power supply 3.3V of GPRS communication modules, its GND connection GND, its RXD and TXD are connected respectively
The PA9/USART1_TX (No. 30 pins) and PA10/USART1_RX (No. 31 pins) of STM32F101C8T6 chips.
Examples of implementation described above are only the preferred embodiment of the utility model, not limit of the present utility model with this
Practical range, therefore the change that all shape, principles according to the utility model are made, all should cover in protection domain of the present utility model
It is interior.
Claims (2)
1. a kind of remote air measurement apparatus based on GPRS, it is characterised in that including：
DC power supplier, for providing stable DC voltage；
Master control chip module, for receiving sensing data, and is handled and is sent；
Air detection module, for being acquired to air quality；
GPRS communication modules, for sending air quality data to service centre；
Button input module, for controlling start and stop；
LED output display module, shows for the state to device；
Wherein, the input power of the DC power supplier uses 2 battery core lithium battery power supplies:7.2~8.4V, 2200mAh, are utilized
Voltage stabilizing LM1117-3.3V chips and LM1117-5V chips are Master control chip module, GPRS communication modules and sensor provide electricity
Source；The Master control chip module uses STM32F101C8T6 chips, and the chip has serial communication interface, can connected
GPRS communication modules, while STM32F101C8T6 chips have ADC A/D interfaces, can be realized to air borne sensor number
According to reading；The air detection module uses optical air mass GP2Y1010AU0F sensors, the mould of sensor output
Intend voltage and be proportional to measured dust concentration, realize the real-time monitoring to PM2.5；The GPRS communication modules are connected to
The serial ports of STM32F101C8T6 chips, so as to realize remote network communication；The button input module is designed with No. 1 button electricity
Road, is connected by button and pull-up resistor, and low and high level can be produced when changing button state；The LED output is aobvious
Show that module is designed with 1 paths of LEDs circuit, low and high level driving LED light on and off are directly produced by connecting current-limiting resistance chip；It is described
DC power supplier, air detection module, GPRS communication modules, button input module, LED output display module respectively with master
Control chip module, which is corresponded, to connect.
2. a kind of remote air measurement apparatus based on GPRS according to claim 1, it is characterised in that：It is described
The VCC pins connection power supply 5V of GP2Y1010AU0F sensors, its VLED pin is by resistance R2 connections power supply 5V, its VLED pipes
Pin electric capacity C1 connections GND after filtering, its LED-GND pin and S-GND pins connection GND；The STM32F101C8T6 cores
The PA4 pins of piece pass through the chip Q1 of resistance R1 connecting triodes 8050 base stage, and the triode 8050 chip Q1 emitter stage connects
GND is met, its colelctor electrode connects the LED pipe pin of GP2Y1010AU0F sensors, sensor internal LED switch is controlled with realizing；
The Vo pins of the GP2Y1010AU0F sensors pass through series resistance R4 and R3 connection GND, resistance R4 and R3 common port
Realize and partial pressure is exported to Vo pins, and connect the PA1/ADC_IN1 pins of STM32F101C8T6 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621161627.6U CN206618734U (en) | 2016-10-25 | 2016-10-25 | A kind of remote air measurement apparatus based on GPRS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621161627.6U CN206618734U (en) | 2016-10-25 | 2016-10-25 | A kind of remote air measurement apparatus based on GPRS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206618734U true CN206618734U (en) | 2017-11-07 |
Family
ID=60228817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621161627.6U Expired - Fee Related CN206618734U (en) | 2016-10-25 | 2016-10-25 | A kind of remote air measurement apparatus based on GPRS |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206618734U (en) |
-
2016
- 2016-10-25 CN CN201621161627.6U patent/CN206618734U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20191025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |