Soil sample collecting device for cultivated land investigation

The utility model belongs to the technical field of soil sample collection, and particularly relates to a soil sample collection device for ploughing investigation, which comprises a support, a transverse plate is fixed in the support, a storage battery and an electric push rod are respectively fixed at the top of the transverse plate, and an ejection end of the electric push rod penetrates through the transverse plate in a sliding manner and is fixedly provided with an enclosure frame. And a motor is fixed in the enclosure frame. By arranging the supporting plate, the transverse plate, the storage battery, the electric push rod, the enclosure frame, the motor, the auger, the cylinder, the control switch and the reinforcing assembly, when a cultivated land soil sample is collected, after the device is placed on the collected cultivated land, soil can be automatically collected, manual excavation is not needed, and the working efficiency is improved. The supporting range of the bracket is enlarged through the