On-site rotary excavating rapid sampling device for compaction degree detection

The utility model relates to the technical field of engineering detection, and discloses a compaction degree detection on-site rotary excavating rapid sampling device which comprises a sampling barrel, and the top end of the sampling barrel is fixedly sleeved with a sealing cover plate; a hollow spiral drill rod is arranged in the sealing cover plate in a penetrating mode, an electric pick is fixedly connected to the top end of the hollow spiral drill rod in a sleeving mode, bottom plates are symmetrically bolted to the bottom end of the surface of the sampling barrel, supporting plates are bolted to the tops of the bottom plates, and guide rails are bolted to the opposite sides of the two supporting plates; two fixing plates are symmetrically connected to a handle of the electric pick in a bolting mode, and a guide block connected with the guide rail in a sliding mode is connected to one side of each fixing plate in a bolting mode. According to the utility model, the electric pick is started, the electric pi