Content of the invention
It is an object of the invention to provide agriculture test device, above-mentioned to solve the problems, such as.
Provide agriculture test device in an embodiment of the present invention, comprising: data detection module, central processing module and
Data transmission module;
Described data detection module includes multiple detector units, and each described detector unit is used for gathering a kind of environment number
According to the environmental data that different described detector units is gathered is different;
Multiple described detector units are all electrically connected with described central processing module;
Described data transmission module is electrically connected with described central processing module.
Preferably, described data transmission module includes wireless transmitting unit, described wireless transmitting unit and described centre
Reason module electrical connection.
Preferably, also include power module;Described wireless transmitting unit, described data detection module and described central authorities are processed
Module is all electrically connected with described power module.
Preferably, described data detection module includes illumination detector unit, Carbon Monoxide Detection unit, carbon dioxide detection
Unit, Temperature and Humidity unit and soil moisture content detector unit;
Described illumination detector unit, described Carbon Monoxide Detection unit, described carbon dioxide detector unit, described humiture
Detector unit and described soil moisture content detector unit are all electrically connected with described power module;
Described illumination detector unit, described Carbon Monoxide Detection unit, described carbon dioxide detector unit, described humiture
Detector unit and described soil moisture content detector unit are all electrically connected with described central processing unit.
Preferably, power module includes: the first power supply unit and the second power supply unit,
Described first power supply unit includes:
It is series at Schottky diode (d2) and the inductance (l1) of cell input terminal and power supply amplification chip input, described
The positive pole of Schottky diode (d2) is electrically connected with the input of power supply amplification chip;
It is series at the Schottky diode (d2) between cell input terminal and the first earth terminal and polarized electric capacity (c14),
The positive plate of described polarized electric capacity (c14) is electrically connected with described cell input terminal;
It is connected to the Schottky diode (d1) between power supply amplification chip input and power supply forward direction output end;
It is connected to the electric capacity (c16) between power supply forward direction output end and the second earth terminal;
It is connected to the polarized electric capacity (c15) between power supply amplification chip output end and the second earth terminal;
Wherein, the output end of power supply amplification chip is electrically connected with power supply forward direction output end;
Second power supply unit includes:
It is series at the electric capacity (c27) between power supply forward direction output end and reversal of power output end and polarized electric capacity (c26),
The positive plate of described polarized electric capacity (c26) is electrically connected with described electric capacity (c27);
Electric capacity (c27) between series connection and power supply forward direction output end and reversal of power chip output and polarized electric capacity
(c26), the positive plate of described polarized electric capacity (c26) is electrically connected with described electric capacity (c27);
Wherein, power supply forward direction output end is electrically connected with reversal of power chip input.
Preferably, described illumination detector unit includes:
Be series at power supply forward direction output end and illumination detect amplifier between electric capacity (c6), photodiode
(d5) and electric capacity (c7), the positive pole of described photodiode (d5) is electrically connected with electric capacity (c7);
Be series at illumination detect amplifier in and illumination detect the electric capacity (c7) between amplifier out, photosensitive two
Pole pipe (d5), resistance (r3) and resistance (r4);
It is connected to illumination and detect the resistance r4 between amplifier out and illumination detector unit output end.
Preferably, described Carbon Monoxide Detection unit includes:
It is series at the resistance (r19) between the first amplifier inverting input and output end and thermistor (rt2);
The resistance (r20) in parallel with thermistor (rt2);
It is series at the polarized electric capacity (c24) between the first amplifier inverting input and output end, described polarized electricity
The positive plate holding (c24) is electrically connected with the output end of described first amplifier;
It is connected to the output end of the first amplifier and the resistance r21 of Carbon Monoxide Detection unit output end;
Wherein, the first output end of carbon monoxide transducer is electrically connected with the positive input of the first amplifier;One oxidation
Second output end of carbon sensor is electrically connected with the reverse input end of the first amplifier.
Preferably, described carbon dioxide detector unit includes:
It is series at the resistance r19 between the second amplifier inverting input and output end and thermistor (rt1);
The resistance (r16) in parallel with thermistor (rt1);
It is series at the polarized electric capacity (c22) between the second amplifier inverting input and output end, described polarized electricity
The positive plate holding (c22) is electrically connected with the output end of described second amplifier;
First output end of carbon dioxide sensor is electrically connected with the positive input of the second amplifier;
Second output end of carbon dioxide sensor is electrically connected with the reverse input end of the second amplifier;
It is connected to the output end of the second amplifier and the resistance (r21) of carbon dioxide detector unit output end.
Preferably, described central processing module includes: analog signal receiving unit, digital signal reception unit, data lattice
Formula converting unit, signal format judging unit, range of signal judging unit, output unit, invalid signals time judging unit, report
Alert unit, upper electric unit, power-off unit and timing unit;
Illumination detector unit, Carbon Monoxide Detection unit, carbon dioxide detector unit and soil moisture content detector unit all with
Described analog signal receiving unit electrical connection;
Temperature and Humidity unit is electrically connected with digital signal reception unit;
Digital signal reception unit and the electrical connection of signal format judging unit;
Signal format judging unit data format conversion unit electrically connects;
Analog signal receiving unit data format conversion unit is all electrically connected with range of signal judging unit;
Range of signal judging unit is electrically connected with output unit;
Invalid signals time judging unit is electrically connected with range of signal judging unit;
Invalid signals time judging unit is electrically connected with alarm unit;
Upper electric unit and power-off unit are all electrically connected with timing unit;
Upper electric unit and power-off unit are all electrically connected with power module.
Preferably, wireless transmitting unit includes signal receiving circuit, wireless transmission chip, remote antenna, closely sky
Line, remote duplexer and closely duplexer;
Receiving circuit and the electrical connection of wireless transmission chip input;
Remote duplexer is connected between wireless transmission chip output and remote antenna;
Closely duplexer is connected to wireless transmission chip output and closely between antenna.
Agriculture test device provided in an embodiment of the present invention, with the wired power pair by fixed power source of the prior art
Detector unit is powered, and detector unit is acquired to a kind of environmental data around detector unit after work, Ran Houzai
The data collecting is transferred to by the receiving terminal specified by data transmission cable, because detector unit can only be realized to one kind
The acquisition function of environmental data, the acquisition function single-phase ratio of the agricultural monitoring device being, it is by being provided with Data Detection mould
Block, central processing module data transport module, wherein data detection module include multiple detector units, different detector unit
Different environmental datas can be detected, meanwhile, each data detecting unit is all connected with central processing module so that Data Detection
The data that module detects can incoming central processing module, then passed by the data transmission module that is connected with central processing module
To the terminal specified so that agriculture test device can realize the detection to multiple data, thus solving prior art simultaneously
In deficiency.
Specific embodiment
Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.
As shown in figure 1, the embodiment of the present invention 1 provides the basic structure of agriculture test device, comprising: Data Detection mould
Block, central processing module 102 data transport module 103;Data detection module includes multiple detector units 101, each detection
Unit 101 is used for gathering a kind of environmental data, and the environmental data that different detector units 101 is gathered is different;Multiple detections are single
Unit 101 is all electrically connected with central processing module 102;Data transmission module 103 is electrically connected with central processing module 102.
Agriculture test device provided by the present invention pass through by the detector unit 101 of detection variety classes environmental data with
Centre processing module 102 electrically connects, and makes each environmental data detected by detector unit 101 all be transferred to central detection module
In, the environmental data detecting is sent to data transmission module 103 by central detection module again, by data transmission module 103
The environmental data detecting is sent and gives designated terminal, observer is made by the environmental data received by designated terminal
Corresponding regulation, makes the growing environment of crops more reasonable.
It should be noted that included detector unit 101 in data detection module is used to detect different types of number
According to, when use, by different detector units 101 being placed on close position so that each detector unit 101
Detected data is both for same small range region, so prevents mode and the detector unit of detector unit 101
The situation that 101 dispersions are placed is compared, and the specific aim of detected data is higher, observer can be made to be directed to this growing environment and do
Go out more to have the judgement of foundation.
Certainly, when in use, central processing module 102 and detector unit 101 need by electric supply installation, the two to be entered
Row power supply is so that central processing module 102 and detector unit 101 can normally work.Electric supply installation can be power cable,
Can also be portable power source, portable power source such as lithium battery, button cell, solar cell etc..
Detector unit 101 can be acquired using conventional sensors towards ambient data, sensor such as optical sensor,
Carbon monoxide transducer etc., on this basis, can coordinate corresponding analog to digital conversion circuit, filter circuit, rectification circuit etc. again,
The data collecting is made more to stablize after being converted into electric signal and be easy to transmit.
Data transmission module 103 can be common data transmission cable, before use, by pressing data transmission cable
Carry out line arrangement according to certain arrangement so as to can electrically connect with central processing module 102 and the terminal specified, just can
Enough enable data transmission cable that the environmental data collecting in central processing module 102 is all transferred to the end specified
End, data according to received by specified terminal for the observer make corresponding adjust so that the growing environment of crops more
For reasonable.
Agriculture test device provided by the present invention, by being provided with data detection module, central processing module 102 sum
According to transport module 103, wherein data detection module includes multiple detector units 101, and different detector units 101 can detect not
With environmental data, meanwhile, each data detecting unit 101 is all connected with central processing module 102 so that data detection module
The data detecting can incoming central processing module 102, then the data transmission module by being connected with central processing module 102
103 pass to the terminal specified so that agriculture test device can realize the detection to multiple data simultaneously, thus solving existing
Deficiency in technology.
The embodiment of the present invention 2 additionally provides the detailed structure of agriculture test device on the basis of embodiment 1 and newly increases
Structure.As shown in Figures 2 to 11, on the basis of embodiment 1, data transmission module 103 includes wireless transmitting unit, wirelessly
Transmitter unit is electrically connected with central processing module 102.
If data transmission module 103 includes fixing data wire, then need before use to be connected up, so that central
The information of processing module 102 can be sent to the terminal specified, but when agriculture test device needs to be relocated to other positions
When, then need the circuit installed rewiring to make the information transmission of central processing module 102 to finger
Fixed terminal.And by being provided with wireless transport module, enable the information in central processing module 102 to be transferred directly to specify
Terminal, eliminate the process of wiring, simplify the operation of installation, and the mode with respect to wire transmission, be wirelessly transferred
Apart from longer.
Due to employing wireless transmitter module, need to be supplied to its electric energy, ability when wireless transmitter module works
Enough make its normal work.
Agriculture test device provided by the present invention also should include power module;Wireless transmitting unit, data detection module
All electrically connect with power module with central processing module 102.Power module can be directly to wireless transmitting unit, data detection module
It is powered with central processing module 102.
Specifically, data detection module includes illumination detector unit, Carbon Monoxide Detection unit, carbon dioxide detection list
Unit, Temperature and Humidity unit and soil moisture content detector unit;
Illumination detector unit, Carbon Monoxide Detection unit, carbon dioxide detector unit, Temperature and Humidity unit and soil moisture in the soil
Feelings detector unit is all electrically connected with power module;Illumination detector unit, Carbon Monoxide Detection unit, carbon dioxide detector unit,
Temperature and Humidity unit and soil moisture content detector unit are all electrically connected with central processing unit.The growing environment of crops is generally divided into
So several leading indicators, illumination, carbon monoxide, carbon dioxide, humiture and soil moisture content, these indexs directly affects
The growth of crops.So that being acquired to this data.
Specifically, power module includes: the first power supply unit and the second power supply unit, and the first power supply unit includes: series connection
In the Schottky diode d2 and inductance l1 of cell input terminal and power supply amplification chip input, the positive pole of d2 amplifies core with power supply
The input electrical connection of piece;It is series at the Schottky diode d2 between cell input terminal and the first earth terminal and polarized electric capacity
C14, the positive plate of polarized electric capacity c14 with;It is connected to Xiao between power supply amplification chip input and power supply forward direction output end
Special based diode d1;It is connected to the electric capacity c16 between power supply forward direction output end and the second earth terminal;It is connected to power supply amplification chip
Polarized electric capacity c15 between output end and the second earth terminal;The output end of power supply amplification chip and power supply forward direction output end electricity
Connect;Second power supply unit includes: is series at the electric capacity c27 between power supply forward direction output end and reversal of power output end and has pole
Property electric capacity c26, the positive plate of polarized electric capacity c26 is electrically connected with electric capacity c27;Series connection and power supply forward direction output end and reversal of power
Electric capacity c27 between chip output and polarized electric capacity c26, the positive plate of polarized electric capacity c26 is electrically connected with electric capacity c27;
Power supply forward direction output end is electrically connected with reversal of power chip input.
It should be noted that the energy source of the first power supply unit is lithium battery or button cell, so, including
On the basis of wireless transmitting unit, further such that whole agriculture test device can as an independent modularized equipment,
Enable agriculture test device provided by the present invention power supply voluntarily, and the data that specified terminal transmission is collected.?
It is not necessary to through traditional wiring, wiring herein includes layout data line and arrangement power line when installation,
This enhance the use flexibility of agriculture test device provided by the present invention.Cell voltage can be changed by the first power supply unit
Electric current output for dc3.3v, to supply other power devices;Second power supply unit can be by the electric current of the dc3.3v of input
It is converted into the electric current output of negative 3.3v, to supply other power devices.
Specifically, illumination detector unit includes: be series at power supply forward direction output end and illumination detection amplifier in it
Between electric capacity c6, photodiode d5 and electric capacity c7, the positive pole of photodiode d5 electrically connected with electric capacity c7;It is series at illumination inspection
Electric capacity c7 between amplifier input and illumination detection amplifier out, photodiode d5, resistance r3 and resistance r4;
It is connected to illumination and detect the resistance r4 between amplifier out and illumination detector unit output end.According to above-mentioned circuit structure
It is provided with illumination detector unit, enable more easy Lighting information is surveyed of agriculture test device provided by the present invention
Amount.Photodiode d5 can directly read the intensity of illumination of detected environment, and different according to the different outputs of intensity of illumination
Magnitude of voltage, then export after the illumination of model tlv2372 detects accurate amplifying circuit enhanced processing in amplifier to
Central control module.
Specifically, Carbon Monoxide Detection unit includes: is series between the first amplifier inverting input and output end
Resistance r19 and thermistor rt2;The resistance r20 in parallel with thermistor rt2;Be series at the first amplifier inverting input and
Polarized electric capacity c24 between output end, the positive plate of polarized electric capacity c24 is electrically connected with the output end of the first amplifier;One
First output end of oxidation carbon sensor is electrically connected with the positive input of the first amplifier;The second of carbon monoxide transducer is defeated
Go out end to electrically connect with the reverse input end of the first amplifier;It is connected to output end and the Carbon Monoxide Detection unit of the first amplifier
The resistance r21 of output end.Rt1 is a thermistor, plays the effect of temperature-compensating.Me-co is Electrochemical carbon monoxide inspection
Survey element, during normal work, detecting element me-co passes through electrochemical effect output current signal, become voltage to believe through load transfer
After number, input the first amplifier ad8572 is amplified, and output signal accesses central processing module 102.In addition there is temperature-compensating
Resistance rt1 is modified to the measure error that temperature causes.
Carbon dioxide detector unit includes: is series at the resistance r19 between the second amplifier inverting input and output end
With thermistor rt1;The resistance r16 in parallel with thermistor rt1;Be series at the second amplifier inverting input and output end it
Between polarized electric capacity c22, the positive plate of polarized electric capacity c22 electrically connected with the output end of the second amplifier;Carbon dioxide passes
First output end of sensor is electrically connected with the positive input of the second amplifier;Second output end of carbon dioxide sensor and the
The reverse input end electrical connection of two amplifiers;It is connected to output end and the carbon dioxide detector unit output end of the second amplifier
Resistance r21.Rt2 is a thermistor, plays the effect of temperature-compensating.Me-co2 is Electrochemical carbon monoxide detecting element,
During normal work, detecting element me-co2 passes through electrochemical effect output current signal, becomes through load transfer after voltage signal, defeated
Enter the second amplifier ad8572 to be amplified, output signal accesses central processing module 102.In addition there is thermo-compensator rt2
The measure error that temperature causes is modified.
Central processing module 102 includes: analog signal receiving unit 202, digital signal reception unit 201, data form
Converting unit 204, signal format judging unit 203, range of signal judging unit 205, output unit 206, invalid signals time
Judging unit 207, alarm unit 208, upper electric unit 210, power-off unit 211 and timing unit 209;Illumination detector unit 101,
Carbon Monoxide Detection unit 101, carbon dioxide detector unit 101 and soil moisture content detector unit 101 are all received with analog signal
Unit 202 electrically connects;Temperature and Humidity unit 101 is electrically connected with digital signal reception unit 201;Digital signal reception unit
201 and signal format judging unit 203 electrically connect;Signal format judging unit 203 data format conversion unit 204 is electrically connected
Connect;Analog signal receiving unit 202 data format conversion unit 204 is all electrically connected with range of signal judging unit 205;Signal
Range judging unit 205 is electrically connected with output unit 206;Invalid signals time judging unit 207 and range of signal judging unit
205 electrical connections;Invalid signals time judging unit 207 is electrically connected with alarm unit 208;Upper electric unit 210 and power-off unit 211
All electrically connect with timing unit 209;Upper electric unit 210 and power-off unit 211 are all electrically connected with power module.
It should be noted that the type of information that different detector units 101 is collected is different, has plenty of simulation
Signal, has plenty of data signal, then corresponding it is necessary to central processing module 102 use analog signal receiving unit 202
Go to receive corresponding signal with digital signal receiving unit 201.
Data in order to ensure to receive is correct, then just need after receiving the data this data is sentenced
Disconnected, such as receive is analog signal, then now need to judge this data whether in rational scope, this rational scope
Can be typing in advance in the chips;If receive is data signal, then need upon receipt to this signal
Form judged, if form is correct so, to this signal whether this data signal is being converted to analog signal and
Judged in rational scope, if incorrect, alarm can be sent or this data is not made to comprehend, likewise, this
Individual rational scope can be typing in advance in the chips.If the data receiving is in rational scope, then just need
The data receiving is transmitted by wireless transmitting unit.
If it is invalid signals that the signal receiving has fraction, invalid signals herein may refer to format error,
May refer to exceed default scope, then can directly neglect this part of wireless signal;But if the signal receiving
There is very long one section to be invalid, then just explanation agriculture test device there is a problem, now need to send alarm and pointed out,
This namely make use of invalid signals time judging unit 207, is sentenced by invalid signals time judging unit 207 and range of signal
Disconnected unit 205 electrically connects so that invalid signals time judging unit 207 is able to detect that invalid signals often, if often
Exceed certain numerical value, then just the alarm unit 208 by electrically connecting with invalid signals time judging unit 207 sends report
Alert.
In order to more save electric energy, it is also added into electric unit 210, power-off unit 211 and timing unit 209, by upper
Electric unit 210 and power-off unit 211 are all electrically connected with timing unit 209;Upper electric unit 210 and power-off unit 211 are all and power supply
Module electrically connects.Enable whether time block selects agriculture test device according to the timer pre-setting or counter
Work, makes agriculture test device work ten hours, then just when timing unit 209 count down to 1 after such as often quitting work one hour
After the time of hour, so that electric unit 210 is worked, upper electric unit 210 is sent to power module signal, notify it to start to specified
Device power, whole agriculture test device is started working.After work, timing unit 209 counts again, when counting down to again
After 10 hours, power-off unit 211 is made to work, power-off unit 211 gives power module sending signal again, so that power module is stopped
Specified structure is powered, whole agriculture test device also just stopped work.
Specifically, wireless transmitting unit includes signal receiving circuit, wireless transmission chip, remote antenna, closely sky
Line, remote duplexer and closely duplexer;Receiving circuit and the electrical connection of wireless transmission chip input;Remote sky
Wiretap is connected between wireless transmission chip output and remote antenna;Closely duplexer is connected to wireless transmission core
Between piece output end and closely antenna.
By being provided with remote antenna and closely antenna, enable wireless transmitter module targetedly to receiving
Data be transmitted, such as transmission is distant, then disconnect closely duplexer, closed distal apart from duplexer so that
The data receiving can be sent by remote antenna.Certainly, if selecting to carry out using closely antenna pair data
Transmission, then closure closely duplexer long, simultaneously switches off remote duplexer.Remote antenna is with respect to closely sky
Line, the distance of its transmission signal is farther, but power consumption is bigger, for reducing energy consumption of trying one's best, meets the requirement of energy-saving and emission-reduction,
If transmission data is close together, then just should be as far as possible using closely antenna.
Specifically, Fig. 9 shows the physical circuit figure of Temperature and Humidity unit, wherein, including digital Temperature and Humidity detection
The second pin of element sth10, sth10 chip and the 3rd pin are output ends.Figure 10 shows soil moisture content detector unit
Physical circuit figure, wherein, including soil moisture content detecting element, p0_7 is output end.Figure 11 shows central processing module 102
Wiring diagram, wherein, vcc is power pins, and gnd is grounding pin, rf_n and rf_p is output pin, is used for transmitting data to no
Line transmitter unit.
Below, the major parameter of a part of circuit components, model 1n5817 of d2, voltage, vrrm:20v, electricity are disclosed
Levelling is equal: 1a, and forward voltage is maximum: 450mv, electric current is maximum: 25a.c14,10uf;L1,47uh;D1, d11n5817;Power supply is put
Large chip, model bl8530-331;C15,22uf;C16,0.1uf;C25,10uf;Reversal of power chip, model
max660;C26,10uf;C27,0.1uf;R3,10k;R4,20k;C7,0.1uf;C6,0.1uf;R19,100k;R18,200k;
Model ad8572 of the first amplifier;r20,100k;rt2,50k;C22,22uf;R21,10k;C23,100pf;R15,5k;
R14,100;R16,5k;Rt1,5k;C22,10uf;Second amplifier, ad8572;R17,10k;C21,100pf;C8,100pf;
R5,20k;C8,1uf.Illumination detects the model of amplifier: tlv2372;The model of humiture chip: sth10.
Agriculture test device provided by the present invention, by being provided with data detection module, central processing module data
Transport module, wherein data detection module include multiple detector units, and different detector units can detect different environment numbers
According to meanwhile, each data detecting unit is all connected with central processing module so that the data that data detection module detects can
Incoming central processing module, then the terminal specified is passed to by the data transmission module being connected with central processing module so that agriculture
Industry detection means can realize the detection to multiple data simultaneously, and by adding central processing module with timing work(
The module of the functions such as energy data format check, strengthens the checking to the data collecting, further increases to environment number
According to the effect of collection, preferably solve deficiency of the prior art.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.