Rock and soil sample drilling device for geological exploration

The invention discloses a rock and soil sample drilling device for geological exploration, and belongs to the technical field of geological exploration. A rock and soil sample drilling device for geological exploration comprises a storage column, the outer wall of the storage column is rotatably connected with a plurality of supporting legs, the inner wall of the storage column is in sliding fit with an adjusting assembly, the adjusting assembly plays a role in storing the supporting legs, the inner wall of the lower end of the storage column is in threaded connection with a threaded rod, and the outer wall of one end of the threaded rod is rotatably connected with an extension rod. The inner wall of the lower end of the extension rod is fixedly connected with a transmission assembly, the bottom surface of the extension rod is rotatably connected with a sampling head, and the inner wall of the bottom end of the storage column is rotatably connected with a dust removal assembly. And dust-carrying air generated