Soil sampling device

The utility model discloses a soil sampling device which comprises a device main plate, a fixing column and a fixing seat, an adjusting sleeve is hinged to the bottom of the device main plate, the fixing column is installed at the center position of the bottom of the device main plate, the fixing seat is installed at the top of the device main plate, a threaded rod is installed at the top of the fixing seat in a penetrating mode, and the threaded rod is connected with the adjusting sleeve. A sampling barrel is mounted at the output end of the threaded rod, and a limiting ring is mounted at the top of the device main plate. According to the soil sampling device, the discharging plate is installed at the bottom end of the reinforcing column, the rotating disc is rotated to enable the threaded rod to rotate and drive the sampling barrel to move downwards to sample soil, after sampling is completed, the push plate is pushed to enable the discharging rod to move downwards, and the discharging rod drives the discha