CN105699621A - Soil detection system based on network - Google Patents
Soil detection system based on network Download PDFInfo
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- CN105699621A CN105699621A CN201610021005.1A CN201610021005A CN105699621A CN 105699621 A CN105699621 A CN 105699621A CN 201610021005 A CN201610021005 A CN 201610021005A CN 105699621 A CN105699621 A CN 105699621A
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Abstract
The invention discloses a soil detection system based on a network.The soil detection system comprises a temperature and humidity sensor, a pH value sensor, an operational amplification unit, a collecting module, a first power module, a first wireless module, a second wireless module, a controller, a networking module, a second power module, a display module and an alarming module.The operational amplification unit is electrically connected with the temperature and humidity sensor, the collecting module is electrically connected with the operational amplification unit and the pH value sensor, the first power module is electrically connected with the collecting module, and the first wireless module is electrically connected with the collecting module.The second wireless module is in communication with the first wireless module, the controller is electrically connected with the second wireless module and the alarming module, and the second power module is electrically connected with the controller.The soil detection system can effectively reflect the soil moisture content and the pH value of soil, and a scientific base is provided for tillers.
Description
Technical field
The present invention relates to Soil K+adsorption technical field, particularly relate to a kind of network soil detection system。
Background technology
In recent years, in order to improve the yield of agricultural product, vast farmers friend is in the use of fertilizer and there are some phenomenons improperly in soil moisture control, not only causes the increase of agricultural cost, also results in serious problem of environmental pollution。In order to solve this problem, advocate scientific and reasonable farming and be accomplished by a set of comparatively complete soil information detection system, in time crop is adjusted according to the display of system。For now, along with automatically controlling, communicate, the development of computer and network technologies, the research of soil monitoring will tend to integrated, multiparameter, real time implementation and networking direction and develop。
Summary of the invention
Based on the technical problem that background technology exists, the present invention proposes a kind of network soil detection system。
The network soil detection system of one that the present invention proposes, it is characterised in that: include Temperature Humidity Sensor, acidity-basicity sensor, operation amplifier unit, acquisition module, the first power module, the first wireless module, the second wireless module, controller, networking module, second source module, display module and alarm module；
Temperature Humidity Sensor is used for detecting soil moisture information and humidity information；Acidity-basicity sensor is for detecting the acid-base value information of soil；
Operation amplifier unit electrically connects with Temperature Humidity Sensor, operation amplifier unit obtains soil moisture signal and soil humidity information from Temperature Humidity Sensor, it is for being amplified soil moisture signal and humidity signal processing, and produces temperature amplification signal and humidity amplification signal；
Acquisition module electrically connects with operation amplifier unit, acidity-basicity sensor, acquisition module obtains that temperature amplifies signal, humidity amplifies signal and soil acidity or alkalinity information, and temperature is amplified signal, humidity amplifies signal and soil acidity or alkalinity information converts corresponding temperature digital signal, humidity digital signal and acid-base value digital signal to；First power module is for powering to acquisition module, the first wireless module, Temperature Humidity Sensor and acidity-basicity sensor；
First wireless module electrically connects with acquisition module；Second wireless module and the communication connection of the first wireless module；Controller and the electrical connection of the second wireless module, controller obtains temperature digital signal, humidity digital signal and acid-base value digital signal from acquisition module, controller electrically connects with display module, networking module, alarm module, and temperature digital signal, humidity digital signal and acid-base value digital signal are sent to display module by controller；Display module demonstrates soil moisture value, soil moisture value and pH value；Controller is connected with outside display end or database communication by networking module；
Soil moisture value is compared by controller with the temperature value preset, and soil moisture value is compared with the humidity value preset, and soil acid-base angle value is compared with the pH value preset, and controls the duty of alarm module according to comparative result；Second source module is for powering to controller, the second wireless module, display module, alarm module and networking module。
Preferably, an A/D converting unit and the 2nd A/D converting unit it is provided with in acquisition module, oneth A/D converting unit is connected with operation amplifier unit, it is for being converted into corresponding digital signal by the temperature signal after amplification and moisture signal, 2nd A/D converting unit electrically connects with acidity-basicity sensor, and it for being converted into the digital signal of correspondence by acid-base value signal。
Preferably, the first temperature value, the second temperature value, the first humidity value, the second humidity value, the first pH value and the second pH value it are preset with in controller；
First temperature value is less than the second temperature value, and the first humidity value is less than the second humidity value, and the first pH value is less than the second pH value；
Soil moisture value is compared with the first temperature value, the second temperature value and draws the first comparative result by controller respectively；Soil moisture value is compared with the first humidity value, the second humidity value and draws the second comparative result by controller respectively；Soil acid-base angle value is compared with the first pH value, the second pH value and draws the 3rd comparative result by controller respectively, and controls the duty of alarm according to the first comparative result, the second comparative result and the 3rd comparative result。
Preferably, controller, when soil moisture value is less than the first temperature value or more than the second temperature value and/or when soil moisture value is less than the first humidity value or more than the second humidity value and/or when soil acid-base angle value is less than the first pH value or more than the second pH value, controls alarm and sends alarm。
Preferably, operation amplifier unit includes LMV358 amplifier, the first resistance R1, the second resistance R2, the 3rd resistance R3, the first electric capacity C1, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the second electric capacity C2；
The first negative input and first end of the first resistance R1 on LMV358 electrically connect, the second end ground connection of the first resistance R1；Second resistance R2 is connected between the first outfan on the first negative input and LMV358, and first end of the second resistance R2 is between the first negative input and the first resistance R1；First end of the 3rd resistance R3 and the first outfan connect, and between the first outfan and the second resistance R2；First end of the first electric capacity C1 and second end of the 3rd resistance R3 connect, its second end ground connection；
The second negative input and first end of the 4th resistance R4 on LMV358 electrically connect, the second end ground connection of the 4th resistance R4；5th resistance R5 is connected between the second outfan on the second negative input and LMV358, and first end of the 5th resistance R5 is between the second negative input and the 4th resistance R1；First end of the 6th resistance R6 and the 4th outfan connect, and between the first outfan and the 5th resistance R5；First end of the second electric capacity C2 and second end of the 6th resistance R6 connect, its second end ground connection。
Preferably, described collection plate model is STC12C5A60S2, and described controller model is STM32F103ZET6。
Preferably, described Temperature Humidity Sensor is SIN-TH-6 soil temperature-moisture sensor, and described soil acidity or alkalinity sensor is PH-TRSJ type PH sensor。
Preferably, described first wireless module and the second wireless module are NRF24L01 wireless transceiver chip。
Preferably, described networking module is the wireless WIFI transceiver of DCT-WM-3200B1。
Preferably, also including the mobile phone terminal with networking module communication connection or PC end, it is used for showing soil moisture value, soil moisture value and soil acid-base angle value。
Compared with prior art, there is advantages that
The network soil detection system of one provided by the invention, by Temperature Humidity Sensor, soil tilth is detected in real time, and by operation amplifier unit, detection signal produced by Temperature Humidity Sensor is amplified, again through the first wireless module and the second wireless module, information on soil moisture is sent to controller, soil moisture content is forwarded on PC or mobile phone by networking module by controller, it is easy to peasant and carries out corresponding farming according to soil moisture content, really benefit agriculturist。
Meanwhile, the present invention detects also by arranging the acidity-basicity sensor acid-base value to soil, and is sent soil acidity or alkalinity to computer or mobile phone terminal by collection plate, the first wireless module, the second wireless module, controller。So, it is possible to be easy to agriculturist and understand the soda acid situation of change of Farmland Soil in time, be conducive to it to take appropriate measures in time according to soil acid-base situation of change and reduce or prevent crops to be subject to the injury of acid rain, sewage etc.。
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of network soil detection system provided by the present invention；
Fig. 2 is the circuit diagram of the amplifying unit disclosed in a kind of network soil detection system provided by the present invention；
Fig. 3 is the partial circuit diagram of the networking module disclosed in a kind of network soil detection system provided by the present invention；
Fig. 4 be provided by the present invention a kind of its in the pin figure of the first wireless module disclosed in the soil detection system of network。
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with accompanying drawing, specific embodiment is described in detail。
As shown in Figure 1, Fig. 1 is the structural representation of a kind of network soil detection system that the present invention proposes, including Temperature Humidity Sensor, acidity-basicity sensor, operation amplifier unit, acquisition module, the first power module, the first wireless module, the second wireless module, controller, networking module, second source module, display module and alarm module。
Temperature Humidity Sensor is used for detecting soil moisture information and humidity information, and when being embodied as, Temperature Humidity Sensor is SIN-TH-6 Temperature Humidity Sensor。Acidity-basicity sensor is for detecting the acid-base value information of soil, and described earth acidity-basicity sensor is PH-TRSJ type PH sensor, and the signal of output is the analogue signal of 0～5V, it is possible to is sent directly into single-chip microcomputer and processes。This sensor adopts international state-of-the-art solid dielectric and large area polytetrafluoroethylene liquid junction, be not easily blocked, non-maintaining, corrosion-resistant, well solve conventional soil pH value need to be equipped with specialty display instrument, demarcate that difficulty loaded down with trivial details, integrated is big, power consumption is big, expensive, carry the shortcomings such as difficulty。
Operation amplifier unit electrically connects with Temperature Humidity Sensor, operation amplifier unit obtains soil moisture information and soil humidity information from Temperature Humidity Sensor, it is for being amplified soil moisture signal and humidity signal respectively processing, and produces temperature amplification signal and temperature amplification signal。When being embodied as, as shown in Figure 2, Fig. 2 is the circuit diagram of the amplifying unit disclosed in a kind of network soil detection system provided by the present invention, and operation amplifier unit includes LMV358 amplifier, the first resistance R1, the second resistance R2, the 3rd resistance R3, the first electric capacity C1, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the second electric capacity C2。The first negative input and first end of the first resistance R1 on LMV358 electrically connect, the second end ground connection of the first resistance R1。Second resistance R2 is connected between the first outfan on the first negative input and LMV358, and first end of the second resistance R2 is between the first negative input and the first resistance R1。First end of the 3rd resistance R3 and the first outfan connect, and between the first outfan and the second resistance R2。First end of the first electric capacity C1 and second end of the 3rd resistance R3 connect, its second end ground connection。The second negative input and first end of the 4th resistance R4 on LMV358 electrically connect, the second end ground connection of the 4th resistance R4。5th resistance R5 is connected between the second outfan on the second negative input and LMV358, and first end of the 5th resistance R5 is between the second negative input and the 4th resistance R1。First end of the 6th resistance R6 and the 4th outfan connect, and between the first outfan and the 5th resistance R5。First end of the second electric capacity C2 and second end of the 6th resistance R6 connect, its second end ground connection。The first electrode input end on LMV358 is for receiving the moisture signal of soil, second electrode input end is for receiving the temperature signal of soil, LMV358 is the dual operational amplifier that inside includes that two independent, high-gain, internal frequency compensate, there is rail-to-rail output characteristics, be suitable for the occasion of low-power consumption。First amplification is Av1=(R2+R1)/R1=R2/R1+1, when being embodied as, and R1=R2。Now, temperature signal is made to have best amplification effect。Second amplification Av2=(R5+R4)/R4=R5/R4+1, when being embodied as, R4=R5, so can ensure that moisture signal is had good amplification effect by amplifying unit。
Acquisition module electrically connects with operation amplifier unit, acidity-basicity sensor, acquisition module obtains that temperature amplifies signal, humidity amplifies the soil acidity or alkalinity information that signal and acidity-basicity sensor detect, and temperature is amplified signal, humidity amplifies signal and soil acidity or alkalinity information converts corresponding temperature digital signal, humidity digital signal and acid-base value digital signal to；Described collection plate model is STC12C5A60S2, and described controller model is STM32F103ZET6。An A/D converting unit and the 2nd A/D converting unit it is provided with in acquisition module when being embodied as, oneth A/D converting unit is connected with operation amplifier unit, it is for being converted into corresponding digital signal by the temperature signal after amplification and moisture signal, 2nd A/D converting unit electrically connects with acidity-basicity sensor, and it is converted into the digital signal of correspondence for acid-base value is amplified signal。First power module is for powering to acquisition module, the first wireless module, Temperature Humidity Sensor and acidity-basicity sensor。
First wireless module electrically connects with acquisition module, second wireless module and the communication connection of the first wireless module, realize the communication between acquisition module and controller, controller obtains temperature digital signal, humidity digital signal and acid-base value digital signal from acquisition module, and each signal is converted to corresponding soil moisture value, soil moisture value and soil acid-base angle value。As shown in Figure 4, Fig. 4 be provided by the present invention a kind of its in the pin figure of the first wireless module disclosed in the soil detection system of network, when being embodied as, described first wireless module and the second wireless module are NRF24L01 wireless transceiver chip。Adopting NRF24L01, because its low price, proper for short distance, programming is not difficult, and only 60mw least in power-consuming, the speed aloft transmitted reaches 1Mbps。The functional modules such as built-in frequency synthesizer, power amplifier, crystal oscillator, manipulator, and merged enhancement mode ShockBurst technology, it is possible to by program, communication channel is configured, it is achieved many-to-one communication。
Controller electrically connects with display module, networking module, alarm module, and temperature digital signal, humidity digital signal and acid-base value digital signal are sent to display module by controller；Display module demonstrates soil moisture value, soil moisture value and pH value。Controller is connected with outside display end or database communication by networking module,
Soil moisture value is compared by controller with the temperature value preset, and soil moisture value is compared with the humidity value preset, and soil acid-base angle value is compared with the pH value preset, and controls the duty of alarm module according to comparative result；Second source module is for powering to controller, the second wireless module, display module, alarm module and networking module。When being embodied as, in controller, it is preset with the first temperature value, the second temperature value, the first humidity value, the second humidity value, the first pH value and the second pH value；First temperature value is less than the second temperature value, and the first humidity value is less than the second humidity value, and the first pH value is less than the second pH value；Soil moisture value is compared with the first temperature value, the second temperature value and draws the first comparative result by controller respectively；Soil moisture value is compared with the first humidity value, the second humidity value and draws the second comparative result by controller respectively；Soil acid-base angle value is compared with the first pH value, the second pH value and draws the 3rd comparative result by controller respectively, and controls the duty of alarm according to the first comparative result, the second comparative result and the 3rd comparative result。Controller is for, when soil moisture value is less than the first temperature value or more than the second temperature value and/or when soil moisture value is less than the first humidity value or more than the second humidity value and/or when soil acid-base angle value is less than the first pH value or more than the second pH value, controlling alarm and send alarm。So, or soil acidity or alkalinity not good at soil moisture content can send alarm when being no longer appropriate for the growth in crops, and remind agriculturist to process accordingly。
Second source module is electrically connected with the controller, and it is for powering to controller and being powered to the second wireless module, display module, alarm module, networking module by controller。Described networking module is the wireless WIFI transceiver of DCT-WM-3200B1, as shown in Figure 3, Fig. 3 is the partial circuit diagram of the networking module disclosed in a kind of network soil detection system provided by the present invention, DCT-WM-3200B1 module is the brand-new a embedded Wi-Fi module released of DCT science and technology, this module adopts the SimpleLinkWi-FiCC3200 chip design of TI, built-in high-performance ARMCortex-M4MCU, and comprise multiple peripheral hardware。Module supports 802.11b/g/n wireless standard, supports Station, AP and Wi-Fi direct pattern。Module is integrated with the RF-WM-3200 module of ICP/IP protocol and application, can be used for Internet of Things application, and this module dissipation low performance is stable。
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; it is equal to replacement according to technical scheme and inventive concept thereof or is changed, all should be encompassed within protection scope of the present invention。
Claims (10)
1. a network soil detection system, it is characterised in that: include Temperature Humidity Sensor, acidity-basicity sensor, operation amplifier unit, acquisition module, the first power module, the first wireless module, the second wireless module, controller, networking module, second source module, display module and alarm module；
Temperature Humidity Sensor is used for detecting soil moisture information and humidity information；Acidity-basicity sensor is for detecting the acid-base value information of soil；
Operation amplifier unit electrically connects with Temperature Humidity Sensor, operation amplifier unit obtains soil moisture information and soil humidity information from Temperature Humidity Sensor, it is for being amplified soil moisture signal and humidity signal processing, and produces temperature amplification signal and humidity amplification signal；
Acquisition module electrically connects with operation amplifier unit, acidity-basicity sensor, acquisition module obtains that temperature amplifies signal, humidity amplifies signal and soil acidity or alkalinity information, and temperature is amplified signal, humidity amplifies signal and soil acidity or alkalinity information converts corresponding temperature digital signal, humidity digital signal and acid-base value digital signal to；First power module is for powering to acquisition module, the first wireless module, Temperature Humidity Sensor and acidity-basicity sensor；
First wireless module electrically connects with acquisition module；Second wireless module and the communication connection of the first wireless module；Controller and the electrical connection of the second wireless module, controller obtains temperature digital signal, humidity digital signal and acid-base value digital signal from acquisition module, controller electrically connects with display module, networking module, alarm module, and temperature digital signal, humidity digital signal and acid-base value digital signal are sent to display module by controller；Display module demonstrates soil moisture value, soil moisture value and soil acid-base angle value；Controller is connected with outside display end or database communication by networking module；
Soil moisture value is compared by controller with the temperature value preset, and soil moisture value is compared with the humidity value preset, and soil acid-base angle value is compared with the pH value preset, and controls the duty of alarm module according to comparative result；Second source module is for powering to controller, the second wireless module, display module, alarm module and networking module。
2. network soil detection system according to claim 1, it is characterized in that: in acquisition module, be provided with an A/D converting unit and the 2nd A/D converting unit, oneth A/D converting unit is connected with operation amplifier unit, it is for being converted into corresponding digital signal by the temperature signal after amplification and moisture signal, 2nd A/D converting unit electrically connects with acidity-basicity sensor, and it for being converted into the digital signal of correspondence by acid-base value signal。
3. network soil detection system according to claim 1, it is characterised in that: it is preset with the first temperature value, the second temperature value, the first humidity value, the second humidity value, the first pH value and the second pH value in controller；
First temperature value is less than the second temperature value, and the first humidity value is less than the second humidity value, and the first pH value is less than the second pH value；
Soil moisture value is compared with the first temperature value, the second temperature value and draws the first comparative result by controller respectively；Soil moisture value is compared with the first humidity value, the second humidity value and draws the second comparative result by controller respectively；Soil acid-base angle value is compared with the first pH value, the second pH value and draws the 3rd comparative result by controller respectively, and controls the duty of alarm according to the first comparative result, the second comparative result and the 3rd comparative result。
4. network soil detection system according to claim 3, it is characterized in that: controller, when soil moisture value is less than the first temperature value or more than the second temperature value and/or when soil moisture value is less than the first humidity value or more than the second humidity value and/or when soil acid-base angle value is less than the first pH value or more than the second pH value, controls alarm and sends alarm。
5. network soil detection system according to claim 1, it is characterised in that: operation amplifier unit includes LMV358 amplifier, the first resistance R1, the second resistance R2, the 3rd resistance R3, the first electric capacity C1, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the second electric capacity C2；
The first negative input and first end of the first resistance R1 on LMV358 electrically connect, the second end ground connection of the first resistance R1；Second resistance R2 is connected between the first outfan on the first negative input and LMV358, and first end of the second resistance R2 is between the first negative input and the first resistance R1；First end of the 3rd resistance R3 and the first outfan connect, and between the first outfan and the second resistance R2；First end of the first electric capacity C1 and second end of the 3rd resistance R3 connect, its second end ground connection；
The second negative input and first end of the 4th resistance R4 on LMV358 electrically connect, the second end ground connection of the 4th resistance R4；5th resistance R5 is connected between the second outfan on the second negative input and LMV358, and first end of the 5th resistance R5 is between the second negative input and the 4th resistance R1；First end of the 6th resistance R6 and the 4th outfan connect, and between the first outfan and the 5th resistance R5；First end of the second electric capacity C2 and second end of the 6th resistance R6 connect, its second end ground connection。
6. network soil detection system according to claim 1, it is characterised in that: described collection plate model is STC12C5A60S2, and described controller model is STM32F103ZET6。
7. network soil detection system according to claim 1, it is characterised in that: described Temperature Humidity Sensor is SIN-TH-6 soil temperature-moisture sensor, and described soil acidity or alkalinity sensor is PH-TRSJ type PH sensor。
8. network soil detection system according to claim 1, it is characterised in that: described first wireless module and the second wireless module are NRF24L01 wireless transceiver chip。
9. network soil detection system according to claim 1, it is characterised in that: described networking module is the wireless WIFI transceiver of DCT-WM-3200B1。
10. network soil detection system according to claim 1, it is characterised in that: also including the mobile phone terminal with networking module communication connection or PC end, it is used for showing soil moisture value, soil moisture value and soil acid-base angle value。
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| CN106292493A (en) * | 2016-08-30 | 2017-01-04 | 山东胜伟园林科技有限公司 | A kind of salt-soda soil based on Internet of Things intelligent monitor system |
| CN106500760A (en) * | 2016-10-11 | 2017-03-15 | 钟山佳园生态农业有限公司 | A kind of mulch film environment monitoring device |
| CN108982989A (en) * | 2018-05-28 | 2018-12-11 | 国网内蒙古东部电力有限公司检修分公司 | Extra-high voltage DC grounding electrode operating status assessment system based on multi-characteristicquantity quantity information |
| CN109557255A (en) * | 2018-11-15 | 2019-04-02 | 广东精科环境科技有限公司 | A kind of intelligence SOIL GAS detection method and system |
| CN110455832A (en) * | 2019-08-05 | 2019-11-15 | 江苏珀安环境技术工程有限公司 | A kind of soil testing instrument based on the reflection of FDR frequency domain |
| CN110726819A (en) * | 2019-10-15 | 2020-01-24 | 福州市协成智慧科技有限公司 | Soil pH value monitoring system |
| CN110672702A (en) * | 2019-10-21 | 2020-01-10 | 商洛学院 | Soil component detection modeling and analysis system |
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| CN105699621B (en) | 2018-10-12 |
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