A kind of Novel GPS vehicle-mounted humiture record system
Technical field
This utility model relates to temperature monitoring and wireless data transmission technology field, particularly relates to a kind of Novel GPS vehicle-mounted
Humiture record system.
Background technology
Along with the progress of society, material requirement is more and more higher, needs in transportation for article such as food, medicine vegetables
Complete monitoring to be carried out, as occurred extremely needing to send timely warning light;And in existing monitoring device, function has
There is disappearance, equipment component is only to keep a record humiture, or simple local warning etc., do not transported whole
Cheng Jinhang overall monitor, for these product attributes and the problem of existence, functional requirement is comprehensively analyzed draw a
Temperature and humidity in transportation is detected in real time and according to different temperature and humidities with communicating by GPS
Situation on car is controlled by situation, and data is sent in real time computer monitor center by GPRS network.
Utility model content
Technical problem to be solved in the utility model, is the technical deficiency for above-mentioned existence, it is provided that a kind of based on
The temperature control system that arm processor controls, have employed with arm processor system as core, monitor set system, communication system and control
System is the technical method of, solves conventional temperature control systemic-function the most single, and the technical problem that work efficiency is low reaches
To automatic monitoring temperature, be automatically adjusted, real-time temperature control information transmission technique effect;GPRS and GPS is used to position and pass through
GPRS network carries out the technical method of communication, and solving tradition temp measuring system can only be to carry out corresponding measure in this locality, it is impossible to remote
The technical problem of process control, has reached to control on car the technique effect of the temperature in car with remote double;Use sound and light alarm and send out
Send the technical method of information notification director, solve director and can not find in time so that the goods on car can be according to temperature
Change and rotten technical problem, reached humiture and do not reached standard and sound and light alarm can be occurred to send again note inform negative
The technique effect of duty people.
For solving above-mentioned technical problem, this utility model be the technical scheme is that to include arm processor unit, led to
Letter locating module, temperature sensor module, moisture sensor module, alarm drive circuit loudspeaker and alarm lamp;Arm processor list
Unit's output I/O mouth is connected with communication locating module input port, and communication locating module and mobile phone and remotely monitoring computer radio are even
Connect;Temperature sensor module and moisture sensor module are connected with the input I/O mouth of arm processor unit (1);Arm processor
The output I/O mouth of unit is connected with alarm drive circuit input port, and the output of alarm drive circuit is connected with loudspeaker and alarm lamp,
12V accumulator is connected with the power end of loudspeaker and alarm lamp;Battery is by the power port of mu balanced circuit with arm processor unit
Connecting, battery is connected with the power port of temperature sensor module, moisture sensor module and communication locating module.
Optimizing the technical program further, described arm processor unit is STM32F107VC processor, and battery is lithium
Battery, communication locating module is SIM908 chip, and temperature sensor module is DS18B20 temperature sensor, humidity sensor mould
Block is AM2322 humidity sensor.
Optimizing the technical program further, described mu balanced circuit includes LM1117 voltage stabilizing chip;The anode of battery and TVS
The negative terminal of diode V1, capacitance be the anode of electrochemical capacitor C1 of 220uF, capacitance be the electric capacity C3 of 1uF one end and
The Vin end of LM1117 voltage stabilizing chip connects;The anode of V1, the negative terminal of C1, the other end of C3 and the GND end of LM1117 voltage stabilizing chip
With the Vout end of the negative pole LM1117 voltage stabilizing chip of battery and capacitance be the anode of electric capacity C2 of 220uF, capacitance be 1uF's
One end of electric capacity C4 connects, and the negative terminal of C2 and the other end of C4 are connected with the GND end of LM1117 voltage stabilizing chip, LM1117 voltage stabilizing core
The Vout end of sheet is connected through resistance R1 and the 3V3 terminal that resistance is 0 simultaneously, and the GND end of LM1117 voltage stabilizing chip is through one
Resistance be 0 resistance R2 and GND end be connected.
Optimizing the technical program further, described alarm drive circuit includes photoelectrical coupler, and photoelectrical coupler is
TLP250;2 pins of TLP250 are connected with 82 pins of arm processor unit, 3 pins of TLP250 and arm processor unit
GND mouth connect, 8 pins of TLP250 are connected by the anode that resistance is 10K resistance R9 and 12V accumulator, and the 7 of TLP250 are drawn
Foot is connected with the anode of loudspeaker and alarm lamp;The negative terminal of loudspeaker and alarm lamp is connected with the negative terminal of 12V accumulator, loudspeaker 12VDC
Input, alarm lamp is LTE-1101J rotary caution light.
Optimizing the technical program further, described moisture sensor module is AM2322 humidity sensor, humidity sensor
The 5V mouth of device module is connected with the positive pole of battery, and the GND mouth of moisture sensor module is connected with the negative pole of battery, humidity sensor
The D1 mouth of module is connected with 30 pins of arm processor unit.
Optimizing the technical program further, described temperature sensor module is DS18B20 temperature sensor, temperature sensing
The 5V mouth of device module is connected with the positive pole of battery, and the GND mouth of temperature sensor module is connected with the negative pole of battery, temperature sensor
The D0 mouth of module is connected with 29 pins of arm processor unit.
Compared with prior art, this utility model has the advantage that
1, use the arm processor of STM32F107VC as main control unit, be integrated with the memorizer of larger capacity and enrich
Powerful hardware interface circuit, the speed of service is fast, powerful, and changes mouth from high-precision A/D, processes data quick
Accurately, stability is high;
2, SIM908 has the several functions of GPS, GPRS and communication, both can realize carrying out existing state determining
Position, can realize again realizing the communication with remote computer and the prompting merit to director when occurring in that humiture is abnormal
Can, telecommunication simultaneously also achieves the record to humiture data and process;
3, use sound and light alarm and SMS notification dual-alarm mode, take leave of the mode of tradition simply sound and light alarm, this
If outer humiture information passes to remotely monitor on computer, remote computer finds that humiture information is abnormal, equally
Realize the notice remotely to director, also reached the function reported to the police, this ensure that goods safety in transportation, no
Goods can be made to go bad because of the change of humiture, it is ensured that goods intact.
Accompanying drawing explanation
Fig. 1 is native system cut-away view;
Fig. 2 is arm processor element circuit figure;
Fig. 3 is mu balanced circuit figure;
Fig. 4 is alarm drive circuit figure;
Fig. 5 is communication locating module pinouts;
Fig. 6 is moisture sensor module pinouts;
Fig. 7 is temperature sensor module pinouts.
In figure, 1, arm processor unit;2, communication locating module;3, computer is remotely monitored;4, mobile phone;5, battery;6、
Temperature sensor module;7, moisture sensor module;8, mu balanced circuit;9, alarm drive circuit;10, loudspeaker;11, alarm lamp;
12,12V accumulator;13, LM1117 voltage stabilizing chip;14, photoelectrical coupler.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage of greater clarity, below in conjunction with detailed description of the invention
And referring to the drawings, this utility model is further described.It should be understood that these describe the most exemplary, and do not really want
Limit scope of the present utility model.Additionally, in the following description, the description to known features and technology is eliminated, to avoid not
Obscure concept of the present utility model necessarily.
Detailed description of the invention one: as shown in figs. 1-7, including arm processor unit 1, communication locating module 2, temperature sensing
Device module 6, moisture sensor module 7, alarm drive circuit 9 loudspeaker 10 and alarm lamp 11;Arm processor unit 1 exports I/O mouth
It is connected with communication locating module 2 input port, communication locating module 2 and mobile phone 4 and remotely monitoring computer 3 wireless connections;Temperature
Sensor assembly 6 and moisture sensor module 7 are connected with the input I/O mouth of arm processor unit 1;Arm processor unit 1
Output I/O mouth is connected with alarm drive circuit 9 input port, and the output of alarm drive circuit 9 is connected with loudspeaker 10 and alarm lamp 11,
12V accumulator 12 is connected with the power end of loudspeaker 10 and alarm lamp 11;Battery 5 is by mu balanced circuit 8 and arm processor unit 1
Power port connect, battery 5 and temperature sensor module 6, moisture sensor module 7 and the power end of the locating module 2 that communicates
Mouth connects.
Described arm processor unit 1 is STM32F107VC processor, and battery 5 is No. 5 aneroid battery, and communicate locating module
2 is SIM908 chip, and temperature sensor module 6 is DS18B20 temperature sensor, and moisture sensor module 7 is AM2322 humidity
Sensor;Described mu balanced circuit 8 includes LM1117 voltage stabilizing chip 13;The anode of battery 5 and the negative terminal of TVS diode V1, electricity
Capacitance be the anode of electrochemical capacitor C1 of 220uF, capacitance be one end and the LM1117 voltage stabilizing chip 13 of the electric capacity C3 of 1uF
Vin end connects;The GND end of the anode of V1, the negative terminal of C1, the other end of C3 and LM1117 voltage stabilizing chip 13 and the negative pole of battery 5
The Vout end of LM1117 voltage stabilizing chip 13 and capacitance be the anode of electric capacity C2 of 220uF, capacitance be the one of the electric capacity C4 of 1uF
End connects, and the negative terminal of C2 and the other end of C4 are connected with the GND end of LM1117 voltage stabilizing chip 13, LM1117 voltage stabilizing chip 13
Vout end is connected through resistance R1 and the 3V3 terminal that resistance is 0 simultaneously, and the GND end of LM1117 voltage stabilizing chip 13 is through a resistance
Value be 0 resistance R2 and GND end be connected;Described alarm drive circuit 9 includes that photoelectrical coupler 14, photoelectrical coupler 14 are
TLP250;2 pins of TLP250 are connected with 82 pins of arm processor unit 1,3 pins of TLP250 and arm processor unit
The GND mouth of 1 connects, and 8 pins of TLP250 are connected by the anode that resistance is 10K resistance R9 and 12V accumulator 12, TLP250's
7 pins are connected with the anode of loudspeaker 10 and alarm lamp 11;The negative terminal of loudspeaker 10 and alarm lamp 11 connects with the negative terminal of 12V accumulator 12
Connecing, loudspeaker 10 input for 12VDC, and alarm lamp 11 is LTE-1101J rotary caution light;Described moisture sensor module 7 is
DHT11 humidity sensor, the 5V mouth of moisture sensor module 7 is connected with the positive pole of battery 5, the GND mouth of moisture sensor module 7
Being connected with the negative pole of battery 5, the D1 mouth of moisture sensor module 7 is connected with 30 pins of arm processor unit 1;Described temperature
Degree sensor assembly 6 is DS18B20 temperature sensor, and the 5V mouth of temperature sensor module 6 is connected with the positive pole of battery 5, temperature
The GND mouth of sensor assembly 6 is connected with the negative pole of battery 5, the D0 mouth of temperature sensor module 5 and the 29 of arm processor unit 1
Pin connects.
Such as the humiture situation in Fig. 1, temperature sensor module 6 and moisture sensor module 7 monitoring car, by humiture
Situation passes to arm processor unit 1 in real time, arm processor unit 1 by real time humiture information by communication locating module 2
High-speed remote monitors the humiture information in computer 3 and the position of mobile phone 4 vehicle and vehicle, and the humiture of Ruo Chenei is arbitrary
Index does not reaches the requirement of defined, then arm processor unit 1 can trigger alarm drive circuit 9, loudspeaker 10 and alarm lamp 11 meeting
Realizing reporting to the police in car, the most remotely monitoring computer 3 also can know that this information is simultaneously and by information by communication locating module 2
To mobile phone 4, in order to director's humiture ensured in car of taking measures on customs clearance reaches goods thermophilic humidity.
Fig. 2 is arm processor cellular system of the present utility model, uses the arm processor of STM32F107VC as master control
Unit, is integrated with the memorizer of larger capacity and abundant powerful hardware interface circuit, and the speed of service is fast, powerful, and
Changing mouth from high-precision A/D, process data quick and precisely, stability is high;In Fig. 3, LM1117 voltage stabilizing chip 13 passes through will
5V signal is converted into 3.3V signal to ensure that arm processor unit 1 is powered persistence and stability;Fig. 4 is photoelectrical coupler 14
The drive circuit constituted, the voltage of 12V and low-voltage can be isolated by photoelectrical coupler 14, it is ensured that loudspeaker 10 and alarm lamp 11
Power supply;Fig. 5, communication locating module 2 mainly uses SIM908 chip, and SIM908 has the multiple of GPS, GPRS and communication
Function, both can realize positioning existing state, can realize again realizing when occurring in that humiture is abnormal with remote
The communication of journey computer and the prompting function to director, telecommunication simultaneously also achieves the record to humiture data
And process;Fig. 6, moisture sensor module 6, its real-time monitoring car humidity information;Fig. 7, temperature sensor module 7, it is real-time
Temperature information in monitoring car.
It should be appreciated that above-mentioned detailed description of the invention of the present utility model is used only for exemplary illustration or explains this reality
By novel principle, and do not constitute restriction of the present utility model.Therefore, without departing from spirit and scope of the present utility model
In the case of any modification, equivalent substitution and improvement etc. done, within should be included in protection domain of the present utility model.Additionally,
This utility model claims are intended to fall into scope and border or this scope and border
Whole in equivalents change and modifications example.