Sampling device for engineering quality detection

The utility model discloses a sampling device for engineering quality detection, which comprises a pipe body, the inner side of the pipe body is provided with a plurality of groups of sliding chutes for adjustment, the inner side of the pipe body is slidably provided with a sliding plate in fit connection with the sliding chutes, and the peripheral surface of the sliding plate is provided with a bearing seat for connection. A rotating shaft capable of being used for connection is rotatably mounted on the inner circumference of the bearing seat, a special-shaped shaft capable of being used for connection is assembled on the surface of one side end of the outer circumference of the rotating shaft through bolts, and through the design of the pipe body, the sliding groove, the sliding plate, the bearing seat, the rotating shaft, the special-shaped shaft and the drill rod, the sampling equipment for engineering quality detection is of an integrated structural design; the sampling device is simple in structure and