Steering joint, elbow and tee joint

The embodiment of the utility model relates to the technical field of pipeline accessories, and discloses a steering joint, an elbow and a tee joint, the steering joint comprises a connecting pipe andan elbow pipe, the outer wall of the connecting pipe is provided with a plurality of flanges extending outwards in the radial direction of the connecting pipe, and the flanges are arranged at intervals in the axial direction of the connecting pipe; a protruding block extending inwards in the radial direction of the bent pipe is arranged on the inner wall of the end, facing the connecting pipe, ofthe bent pipe, and the protruding block is arranged between every two adjacent flanges in a sliding mode. An annular sliding way is formed through a gap between every two adjacent flanges, so that the protruding blocks are arranged in the annular sliding ways in a sliding mode to achieve rotary connection between the connecting pipe and the bent pipe, the installation requirement of any angle between the upstream water in