CN206523766U - A kind of wireless supervisory control system based on GPRS technologies - Google Patents
A kind of wireless supervisory control system based on GPRS technologies Download PDFInfo
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- CN206523766U CN206523766U CN201720230680.5U CN201720230680U CN206523766U CN 206523766 U CN206523766 U CN 206523766U CN 201720230680 U CN201720230680 U CN 201720230680U CN 206523766 U CN206523766 U CN 206523766U
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Abstract
The utility model relates generally to wireless monitor field, more particularly, to a kind of wireless supervisory control system based on GPRS technologies.The Temperature Humidity Sensor of wireless supervisory control system based on GPRS technologies, optical sensor, analog-to-digital conversion module, infrared ray sensor, the output end of power module are connected to the input of central controller;The output end of UV sensor is connected to the input of analog-to-digital conversion module;The output end of central controller is connected to the input of alarm module, display module;Central controller is connected to GPRS module by RS232 serial ports;Central controller is connected to data memory module;Central processing unit is connected to USB interface.A kind of wireless supervisory control system based on GPRS technologies of the utility model, pass through sensors sense environmental humiture, intensity of illumination, uitraviolet intensity, shell temperature is detected using infrared ray sensor, temperature value can be accurately measured, is stored by SD card, wired and radio communication, liquid crystal display show the real-time monitoring for carrying out data.
Description
Technical field
The utility model relates generally to wireless monitor field, more specifically to a kind of based on the wireless of GPRS technologies
Monitoring system.
Background technology
In the information-based epoch, how effectively to detect that some important informations cause people extensive using up to date technics
Concern, how to realize in real time, not by environment, distance limited transmission detection information to related personnel be the epoch it is new if
Topic.
Utility model content
The utility model is mainly solving the technical problems that a kind of wireless supervisory control system based on GPRS technologies of offer, passes through
Sensors sense environmental humiture, intensity of illumination, uitraviolet intensity, shell temperature, Ke Yizhun are detected using infrared ray sensor
Temperature value really is measured, is stored by SD card, wired and radio communication, liquid crystal display show the real-time monitoring for carrying out data.
In order to solve the above technical problems, a kind of wireless supervisory control system based on GPRS technologies of the utility model includes humiture
Sensor, optical sensor, UV sensor, infrared ray sensor, power module, central controller, alarm module, display
Module, RS232 serial ports, GPRS module, data memory module, USB interface are strong by sensors sense environmental humiture, illumination
Degree, uitraviolet intensity, detect shell temperature using infrared ray sensor, can accurately measure temperature value, stored by SD card,
Wired and radio communication, liquid crystal display display carry out the real-time monitoring of data.
Wherein, the output end of the Temperature Humidity Sensor is connected to the input of central controller;The optical sensor
Output end be connected to the input of central controller;The output end of the UV sensor is connected to analog-to-digital conversion module
Input;The output end of the analog-to-digital conversion module is connected to the input of central controller;The infrared ray sensor it is defeated
Go out the input that end is connected to central controller;The output end of the power module is connected to the input of central controller;Institute
The output end for stating central controller is connected to the input of alarm module;The output end of the central controller is connected to show mould
The input of block;The central controller is connected to GPRS module by RS232 serial ports;The central processing unit is connected to data
Memory module;The central controller is connected to USB interface.
As further optimization of the present utility model, a kind of wireless supervisory control system institute based on GPRS technologies of the utility model
Central controller is stated using STC12C5A60S2 single-chip microcomputers.
As further optimization of the present utility model, a kind of wireless supervisory control system institute based on GPRS technologies of the utility model
Temperature Humidity Sensor is stated using SHT11 Temperature Humidity Sensors.
As further optimization of the present utility model, a kind of wireless supervisory control system institute based on GPRS technologies of the utility model
Optical sensor is stated using BH1750 optical sensors.
As further optimization of the present utility model, a kind of wireless supervisory control system institute based on GPRS technologies of the utility model
UV sensor is stated using UVM-30A sensors.
As further optimization of the present utility model, a kind of wireless supervisory control system institute based on GPRS technologies of the utility model
Infrared ray sensor is stated using TN9 infrared measurement of temperature modules.
As further optimization of the present utility model, a kind of wireless supervisory control system institute based on GPRS technologies of the utility model
GPRS module is stated using MC55GSM/GPRS modules.
Control effect:A kind of wireless supervisory control system based on GPRS technologies of the utility model, passes through sensors sense environmental
Humiture, intensity of illumination, uitraviolet intensity, detect shell temperature using infrared ray sensor, can accurately measure temperature value,
Stored by SD card, wired and radio communication, liquid crystal display show the real-time monitoring for carrying out data.
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 wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 2 is a kind of circuit diagram of the central controller of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 3 is a kind of circuit diagram of the optical sensor of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 4 is a kind of circuit diagram of the Temperature Humidity Sensor of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 5 is a kind of circuit diagram of the infrared ray sensor of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 6 is a kind of circuit diagram of the power module of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 7 is a kind of circuit diagram of the UV sensor of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 8 is a kind of circuit diagram of the analog-to-digital conversion module of the wireless supervisory control system based on GPRS technologies of the utility model.
Fig. 9 is a kind of circuit diagram of the alarm module of the wireless supervisory control system based on GPRS technologies of the utility model.
Figure 10 is a kind of circuit diagram of the data memory module of the wireless supervisory control system based on GPRS technologies of the utility model.
Figure 11 is a kind of circuit diagram of the USB interface of the wireless supervisory control system based on GPRS technologies of the utility model.
Figure 12 is a kind of RS232 serial ports of the wireless supervisory control system based on GPRS technologies of the utility model, GPRS module
Circuit diagram.
Embodiment
Embodiment one:
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, one kind described in present embodiment is based on
The wireless supervisory control system of GPRS technologies include Temperature Humidity Sensor, optical sensor, UV sensor, infrared ray sensor,
Power module, central controller, alarm module, display module, RS232 serial ports, GPRS module, data memory module, USB connect
Mouthful, by sensors sense environmental humiture, intensity of illumination, uitraviolet intensity, shell temperature is detected using infrared ray sensor,
Temperature value can be accurately measured, is stored by SD card, wired and radio communication, liquid crystal display show the real-time prison for carrying out data
Control.
Wherein, the output end of the Temperature Humidity Sensor is connected to the input of central controller, and Temperature Humidity Sensor is adopted
SHT11 Temperature Humidity Sensors are used, Temperature Humidity Sensor detects the warm and humid angle value of environment, is sent to central controller and handled.
The SCK pins of SHT11 Temperature Humidity Sensors input for serial clock, the communication for making central controller and Temperature Humidity Sensor
Synchronous, DATA pins are serial data, for reading sensing data, and when sending order to sensor, DATA rises in SCK
Edge is effective and must keep stable in SCK high level.DATA changes after SCK trailing edges.In order to ensure communication security,
DATA effective time should extend a period of time respectively before SCK rising edges and after trailing edge, be read when from sensor
During data, DATA is effective after SCK step-downs, and the trailing edge maintained to next SCK, to avoid signal conflict, center control
Device processed drives DATA in low level, it is necessary to the pull-up resistor of an outside lifts signal to high level, Temperature Humidity Sensor
DATA pins and SCK pins are connected respectively to P0.0, P0.1 pin of central controller.
The output end of the optical sensor is connected to the input of central controller, and illumination detection module uses BH1750
Optical sensor, illumination detection module is used for intensity of illumination in outdoor environment, and BH1750 is a kind of numeric type for not differentiating between light source
Ambient light intensity sensors, supply voltage is 3.3V, using the integrated circuit of twin wire serial bus interface, according to the light of collection
Line strength data carry out environmental monitoring, the high-resolution with 1-65535lx (lx is intensity of illumination unit), can support larger model
The intensity of illumination change enclosed, BH1750 SCL, SDA pin is connected with the P0.6 and P0.7 of single-chip microcomputer respectively.
The output end of the UV sensor is connected to the input of analog-to-digital conversion module, and UV sensor is used
UVM-30A sensors, UV sensor only has 3 pins, a power line, bottom line each DOL Data Output Line, one
Plant the wireless supervisory control system based on GPRS technologies and carry out UV detections using 4 UV sensors, UV sensor
Output is respectively IN1, IN2, IN3, IN4 pin, the analog signal of output be sent to the IN1 of analog-to-digital conversion module, IN2, IN3,
IN4 pins.
The output end of the analog-to-digital conversion module is connected to the input of central controller, and analog-to-digital conversion module is used
ADC0809 chips, 4 UV sensors export 4 road signals to analog-to-digital conversion module by IN1, IN2, IN3, IN4 end
IN1, IN2, IN3, IN4 pin, analog-to-digital conversion module by the analog signal of input be converted into data signal by D0, D1, D2,
D3, D4, D5, D6, D7 mouthfuls of output signals, ALE is that address latch allows to jump edge on signal, corresponding A LE, and A, B, C address state are sent
Enter in address address latch;START is conversion starting signal, during START rising edges, resets ADC0809, START trailing edges
When bootrom, proceed by A/D conversion, in the A/D transition periods, START should keep low level;A, B, C are address wire;CLK
For clock signal;EOC is conversion end signal, and EOC=0 is changed, EOC=1 conversion ends;OE is that output allows letter
Number, for controlling latch to central controller output data, the data output D0 of analog-to-digital conversion module, D1, D2, D3, D4,
D5, D6, D7 are sent to P5.0, P5.1, P5.2, P5.3, P5.4, P5.5, P5.6, P5.7 mouth of single-chip microcomputer, control port ADDA,
ADD B, ADD C, ADE, OE, EOC, ST, ALE be connected to the P3.0 of single-chip microcomputer, P3.1, P3.2, P3.3, P3.4, P3.5,
P3.6, P3.7 pin.
The output end of the infrared ray sensor is connected to the input of central controller, and infrared ray sensor uses TN9
Infrared measurement of temperature module, TN9 infrared measurement of temperature modules have 5 connecting lines, power line V, SPI data D, SPI clock C, G and test
Pin A;Wherein SPI data D and SPI clock C is used to transmit temperature signal, is connected to P0.2, P0.3 of central controller
Pin is as the MOSI and SCK of spi bus, and test pin A is the enabling signal of TN9 temperature measurement modules, and low level is effective, by upper
Pull-up resistor is grounded to 3.3V, then by button, and the P1.2 pins for being then connected to central controller are believed as the interruption of temperature acquisition
Number, test pin is set to low level by button after pressing, and starts TN9 thermometrics, while notifying central controller to prepare to receive temperature
Data, button unclamps, and test pin is pulled up as high level and stops thermometric,
The output end of the power module is connected to the input of central controller, and 220V alternating currents are carried out by transformer
After transformation, after the rectification by bridge rectifier bridge, by capacitor filtering, it is control to eventually pass chip voltage stabilizing output 15V voltages
Module is powered.
The output end of the central controller is connected to the input of alarm module, and alarm module uses alarm bell and LM386
Chip, central controller output signal is after LM386 chips are amplified, and rear output control alarm bell carries out sounding after filtering
Afterwards, alarm module is connected to the P0.4 pins of control module with control module by AD1.
The output end of the central controller is connected to the input of display module, and display module is used to show what is detected
Ambient temperature and humidity, intensity of illumination, infrared temperature and uitraviolet intensity, display module use LCD1602 LCDs, show mould
Data terminal DB0, DB1, DB2, DB3, DB4, DB5, DB6, DB7 of block and the P2.0 of central controller, P2.1, P2.2, P2.3,
P2.4, P2.5, P2.6, P2.7 pin are connected, for display data;(RS selects for register, high electricity at the RS ends of display module
Selection instruction register when selection data register, low level 0 when flat 1) it is connected with the P4.0 pins of central controller, it is used for
Control data order;The RW ends of display module (carry out read operation, carried out during low level 0 when RW is reading writing signal line, high level 1
Write operation) it is connected with the P4.1 pins of central controller, for controlling read-write operation;The Enable Pin E of display module and center
The P4.2 pins of controller are connected;P4.0, P4.1, P4.2 pin of central controller are used to control the number in display module
The strobe state of pipe.
The central controller is connected to GPRS module by RS232 serial ports, and GPRS module uses MC55GSM/GPRS moulds
Block, GPRS module carries out 8 tunnel communications with RS232 serial ports, carries out data transmission, RS232 serial ports is directly connected by RXD, TXD pin
It is connected to P1.4, P1.5 pin of central controller.
The central controller is connected to data memory module, and data memory module uses SD Memory Card, SD card
Module is carried out data transmission using SPI modes, SPI modes are used 4 line systems, entered using CS, CLK, Datain, Dataout pin
Row data communication, SS, MOSI, SCK, MISO pin of data memory module and the P4.3 of central controller, P4.4, P4.5,
P4.6 pins are connected.
The central controller is connected to USB interface, and USB interface uses MAX232 chips, carried out by USB interface wired
Data transfer, the voltage conversion that MAX232 chips export central controller carries out data transmission required voltage into USB interface,
There is provided voltage conversion for USB interface, TXD1, RXD1 pin of USB interface and P1.0, P1.1 pin of central processing unit connect into
Row data transfer.
Embodiment two:
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the central processing unit 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. 1,2,3,4,5,6,7,8,9,10,11,12, the Temperature Humidity Sensor is used
SHT11 Temperature Humidity Sensors.Sensing element and signal processing circuit are integrated in one piece of microcircuit by SHT11 Temperature Humidity Sensors
On plate, the data signal demarcated completely is exported.Sensor uses the CMOSens technologies of patent, it is ensured that product have it is high can
By property and remarkable long-time stability.Sensor uses gap material including a capacitive character condensate hygrometric sensing element, one
The temperature element being made, and in same chip, A/D converter and serial interface circuit with 14 realize seamless connection.
Embodiment four:
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the optical sensor is used
BH1750 optical sensors.The analog-digital converter of 16 built in the BH1750 ambient light sensors, it can directly export one
Individual data signal, it is not necessary to do the calculating of complexity again.This is a kind of more superior and the easy version using simple resistor, is led to
Calculating voltage is crossed, to obtain effective data.This ambient light sensor can be measured directly by photometer.Luminous intensity
Unit is lumen " lx ".When object under uniform illumination it can every square metre obtain 1lx luminous flux, their light intensity
Degree is 1lx.Sometimes for light source is made full use of, you can increase the reflection unit of a light source.Like that in some directions with regard to energy
More luminous fluxes are obtained, to increase by the brightness according to surface.
Embodiment five:
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the UV sensor is used
UVM-30A sensors.The operating voltage of the UVM-30A sensors is DC 3-5V, and output voltage is DC 0-1V.It is adapted to measurement
Solar ultraviolet intensity total amount, the UV wavelength of detection is in the range of 200-370nm, and response is exceedingly fast, full interchangeability.
Embodiment six:
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the infrared ray sensor is used
TN9 infrared measurement of temperature modules.TN9 infrared measurement of temperature modules solve the problem of conventional measurement middle benefit gas need to be contacted, and possess response speed
Hurry up, measurement accuracy is high, measurement range wide and can measuring environment temperature and the characteristics of target temperature simultaneously, coordinate wireless transmitter module
Measurement distance can reach 30m ultrared temperature survey.Its major function:Infrared ray automatic temperature measurement, thermometric ideal distance
Up to 60m, response time than very fast
Embodiment seven:
Illustrate present embodiment with reference to Fig. 1,2,3,4,5,6,7,8,9,10,11,12, the GPRS module is used
MC55GSM/GPRS modules.The MC55 is a kind of GSM/GPRS modules, and its compact design is particularly suitable for use in large-scale production
Consumer goods, such as mobile phone, Smart phones, PDAs and other portable sets.This two covering simultaneously
Three frequency modules of current global all GSM/GPRS networks allow you to design your product for world market.It is more compact, more
Compact is the trend of follow-on mobile phone, smart mobile phone and PDAs development.5.5 grams of weight and 35 × 32.5 × 2.95mm
Size enable MC55 modules to greatly improve you voice-and-data transfer function is fused to the integrated level of your product.With
This two module may make up the scheme of double three frequency patterns:MC55 is applied to frequency range (900,1800 Hes in Europe and Asia
1900MHz), MC56 is applied to the frequency range (850,1800 and 1900MHz) of North American market, and it is world market thus to allow you
Design your product.
A kind of operation principle of the wireless supervisory control system based on GPRS technologies of the utility model is:A kind of base of the utility model
In GPRS technologies wireless supervisory control system by multiple sensors sense environmental information, the information detected by display module,
Three kinds of modes such as radio communication, wire communication are monitored.Humiture in Temperature Humidity Sensor detection environment, optical sensor inspection
Measure the uitraviolet intensity in sunray, the letter detected in the luminance signal in environment, UV sensor detection environment
Number directly display out by display module, or be connected by computers such as USB interface and host computers, carry out wired data
Communication, or be connected by way of RS232 serial communications with GPRS module, carrying out wireless signal by GPRS module leads to
Believe, the mobile device such as mobile phone can receive detection information.The information detected is directly stored in SD card, is forever deposited
Storage, prevents loss of data, carries out back-up processing.Due to the environmental information that Temperature and Humidity module is detected, environment is simply detected
Information, precision is inaccurate, and environmental information, according to infrared detection temperature value, the temperature detected are detected by infrared ray sensor
Spend signal more accurate, can accurately detect the shell temperature that people is experienced.When the ultraviolet signal of detection is above standard
Value, carries out warning reminding, is depressured, filtered using power module etc. and is powered after handling to each module of central controller.
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 wireless supervisory control system based on GPRS technologies, it is characterised in that the wireless monitor system based on GPRS technologies
System includes Temperature Humidity Sensor, optical sensor, UV sensor, analog-to-digital conversion module, infrared ray sensor, power supply mould
Block, central controller, alarm module, display module, RS232 serial ports, GPRS module, data memory module, USB interface, it is described
The output end of Temperature Humidity Sensor is connected to the input of central controller;The output end of the optical sensor is connected to center
The input of controller;The output end of the UV sensor is connected to the input of analog-to-digital conversion module;The modulus turns
The output end of mold changing block is connected to the input of central controller;The output end of the infrared ray sensor is connected to central control
The input of device;The output end of the power module is connected to the input of central controller;The output of the central controller
End is connected to the input of alarm module;The output end of the central controller is connected to the input of display module;In described
Centre controller is connected to GPRS module by RS232 serial ports;The central controller is connected to data memory module;The center
Controller is connected to USB interface.
2. a kind of wireless supervisory control system based on GPRS technologies according to claim 1, it is characterised in that:The center control
Device processed uses STC12C5A60S2 single-chip microcomputers.
3. a kind of wireless supervisory control system based on GPRS technologies according to claim 1, it is characterised in that:The humiture
Sensor uses SHT11 Temperature Humidity Sensors.
4. a kind of wireless supervisory control system based on GPRS technologies according to claim 1, it is characterised in that:The illumination is passed
Sensor uses BH1750 optical sensors.
5. a kind of wireless supervisory control system based on GPRS technologies according to claim 1, it is characterised in that:The ultraviolet
Sensor uses UVM-30A sensors.
6. a kind of wireless supervisory control system based on GPRS technologies according to claim 1, it is characterised in that:The infrared ray
Sensor uses TN9 infrared measurement of temperature modules.
7. a kind of wireless supervisory control system based on GPRS technologies according to claim 1, it is characterised in that:The GPRS moulds
Block uses MC55GSM/GPRS modules.
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