CN202562917U - Soil moisture wireless collecting node with locating function - Google Patents
Soil moisture wireless collecting node with locating function Download PDFInfo
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- CN202562917U CN202562917U CN2012202471091U CN201220247109U CN202562917U CN 202562917 U CN202562917 U CN 202562917U CN 2012202471091 U CN2012202471091 U CN 2012202471091U CN 201220247109 U CN201220247109 U CN 201220247109U CN 202562917 U CN202562917 U CN 202562917U
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Abstract
A soil moisture wireless collecting node with a locating function is used for collecting soil moisture based on accurate space positions in a crop growing microenvironment and transmitting soil moisture and spatial position coordinates through a ZigBee wireless communication module. The node comprises an ATmega8L controller (1), a soil moisture detecting and collecting module (2), a GPS locating module, the ZigBee wireless communication module (4) and a power module (5). The soil moisture wireless collecting node has a simple structure, a low cost and a certain practical value.
Description
Technical field
The utility model relates in a kind of crop growth microenvironment the harvester based on the soil moisture of accurate locus; Adopt 8 8-digit microcontrollers, TR-5 soil moisture sensor and GPS locating module that the soil moisture in the crop growth microenvironment of accurate locus under the yardstick of field is gathered specifically, and utilize the ZigBee wireless communication module to carry out the wireless transmission of data.
Background technology
At present, modern agriculture strides forward to the precision direction.Precision agriculture is the emerging interdisciplinary complex art that international agriculture field of phase early 1980s grows up; It is a kind of important modern agriculture form that grows up on the basis of a series of new and high technology last words such as infotech, biotechnology, engineering in modern times, possesses put agricultural resources to rational use, improves crop yield, characteristics such as reduce production costs, improve the ecological environment.The field information acquisition technology plays an important role in the implementation process of precision agriculture; Low cost, high efficiency intelligent equipment are applied to field information acquisition; Obtain multiple Real-time and Dynamic microenvironment information such as the humiture that influences crop growth under the yardstick of field, illumination, gas concentration lwevel, can better advance the enforcement of precision agriculture based on accurate locus.
The english abbreviation of range-finding navigation/GPS (Navigation Satellite Timing And Ranging/Global Positioning System) was called for short " GPS " when GPS (Global Positioning System) was the satellite survey.This system is to be the radio-navigation positioning system on basis with the satellite; Have navigation, location and the function regularly of totipotency (land, ocean, aerospace), global, round-the-clock, continuity and real-time, can be provided accurate three-dimensional coordinate, speed and the time for all types of user.The development of GPS, obtaining positional information when obtaining agricultural land information synchronously provides one to select easily.GPS equipment can provide spatial positional information accurately; Technological the obtaining with agricultural land information of GPS combined; When obtaining agricultural land information, obtain spatial positional information synchronously; Thereby the Real-time and Dynamic microenvironment information of each locus in the acquisition farmland, for the enforcement of precision agriculture provides the data support.
Along with the development of wireless sensor network technology, and the farmland microenvironment information data characteristics of gathering, wireless sensor network technology is applied to the particularly data acquisition of microenvironment information of modern agriculture by increasing.A kind of as in the wireless sensor network technology of ZigBee technology has characteristics such as cost is low, low in energy consumption, network capacity is big, data transmission is reliable, is of wide application.
Summary of the invention
The utility model technical matters to be solved is, the soil moisture acquisition node based on accurate locus is provided under a kind of with low cost, simple in structure, field yardstick of being easy to promote.
The technical scheme that the utility model adopted is: a kind of soil moisture wireless acquisition node that has positioning function, have controller, and also comprise the soil moisture detection acquisition module that is used for providing soil moisture that links to each other with controller to controller; The GPS locating module that is used to provide accurate locus that links to each other with controller; The ZigBee wireless communication module that is used to carry out the data wireless transmission that links to each other with controller.
Described soil moisture detection acquisition module links to each other with an ADC interface of controller, is used for the analog voltage signal of measured soil moisture transducer output, and then converts soil moisture into.
Described GPS locating module links to each other with the I/O mouth of controller, adopts the simulative serial port sequential to receive the coordinate information of GPS locating module output.
Described ZigBee wireless communication module links to each other with the serial ports of controller, and CC2530 forms by radio frequency chip, is used for carrying out the data wireless transmission.
Description of drawings
Fig. 1 is the entire block diagram of the utility model;
Fig. 2 is the utility model soil moisture detection acquisition module and controller connection layout;
Fig. 3 is the utility model GPS locating module circuit theory diagrams;
Fig. 4 is the utility model ZigBee wireless communication module circuit theory diagrams;
Fig. 5 is the power circuit principle figure of the utility model.
Embodiment
Below in conjunction with accompanying drawing and instance the utility model is described further.
The soil moisture wireless acquisition node that has positioning function of the utility model; To pass through sensor acquisition behind single-chip microcomputer based on the envirment factor soil moisture in the crops microenvironment of accurate locus, after handling through single-chip microcomputer data will be transferred to host node through wireless communication module.
As shown in Figure 1, the soil moisture wireless acquisition node that has positioning function of the utility model has controller (1), also comprises the soil moisture detection acquisition module (2) that is used for providing to controller soil moisture that links to each other with controller; The GPS locating module (3) that is used to provide accurate locus that links to each other with controller; The ZigBee communication module (4) that is used to carry out the data wireless transmission that links to each other with controller; The power module that is used to provide power supply (5) that links to each other with the ZigBee wireless communication module with controller.
As shown in Figure 2, the soil moisture detection acquisition module is made up of the TR-5 soil moisture sensor, and sensor links to each other with an ADC interface of controller, is used for the analog voltage signal of measured soil moisture transducer output, and then converts soil moisture into.
As shown in Figure 3, the GPS locating module adopts global positioning satellite receiving chip Gstar series GS-89 to form, and is continuous through the I/O mouth of controller, adopts the simulative serial port sequential to accomplish the reception of gps coordinate information.
As shown in Figure 4, the ZigBee wireless communication module adopts radio frequency chip CC2530, and is continuous through the serial ports of controller, carries out the data wireless transmission.
As shown in Figure 5, controller and ZigBee wireless communication module adopt 3.3V voltage, so adopt the integrated voltage stabilizing chip of power supply AMS1117, convert supply voltage to 3.3V voltage.
Claims (4)
1. a soil moisture wireless acquisition node that has positioning function has controller (1), it is characterized in that, also comprises the soil moisture detection acquisition module (2) that links to each other with controller (1); The GPS locating module (3) that links to each other with controller (1); The ZigBee wireless communication module (4) that links to each other with controller (1).
2. the soil moisture wireless acquisition node that has positioning function according to claim 1; It is characterized in that: described soil moisture detection acquisition module (2) links to each other with an ADC interface of controller (1), is used for the analog voltage signal of measured soil moisture transducer output.
3. the soil moisture wireless acquisition node that has positioning function according to claim 1; It is characterized in that: described GPS locating module (3) links to each other with the I/O mouth of controller (1), adopts the simulative serial port sequential to receive the coordinate information of GPS locating module output.
4. the soil moisture wireless acquisition node that has positioning function according to claim 1 is characterized in that: the wireless communication module of described ZigBee (4) links to each other with the serial ports of controller (1), is used for the data wireless transmission.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012202471091U CN202562917U (en) | 2012-05-29 | 2012-05-29 | Soil moisture wireless collecting node with locating function |
Applications Claiming Priority (1)
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CN2012202471091U CN202562917U (en) | 2012-05-29 | 2012-05-29 | Soil moisture wireless collecting node with locating function |
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CN202562917U true CN202562917U (en) | 2012-11-28 |
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CN2012202471091U Expired - Fee Related CN202562917U (en) | 2012-05-29 | 2012-05-29 | Soil moisture wireless collecting node with locating function |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103235108A (en) * | 2013-04-27 | 2013-08-07 | 山东省农业科学院科技信息工程技术研究中心 | Distributed positioning monitoring system for soil water content and method of distributed positioning monitoring system |
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2012
- 2012-05-29 CN CN2012202471091U patent/CN202562917U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103235108A (en) * | 2013-04-27 | 2013-08-07 | 山东省农业科学院科技信息工程技术研究中心 | Distributed positioning monitoring system for soil water content and method of distributed positioning monitoring system |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20130529 |