Grain moisture content online detection device of combine harvester and sampling mechanism
A combine harvester and detection device technology, applied in the field of intelligent agriculture, can solve the problems of low accuracy and low accuracy of grain moisture content
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[0024] Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although preferred embodiments of the invention are shown in the drawings, it should be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein.
[0025] like figure 1 As shown, an online detection device for grain moisture content of a combine harvester, the detection device includes: a sensor unit, a plate capacitor, a frequency detection circuit and an MCU processor, the plate capacitor is used to accommodate the grain to be measured, and the plate capacitor The signal input terminal of the frequency detection circuit is connected, and the sensor unit includes a temperature sensor and a grain firmness sensor, which are used to detect the real-time temperature and grain firmness of the grain to be measured contained in the plate capacitor, and the frequency output of the ...
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