Detachable ship stern tube protective cover

The utility model discloses a detachable ship stern tube protective cover, and belongs to the technical field of ship manufacturing. The pipe fitting comprises a hubbed flange and a pipe body, the hubbed flange is composed of a circular ring section and a neck section, and the neck section is provided with a conical hole. The first end of the tube body is provided with a conical surface, and the conical surface of the first end of the tube body is inserted into the conical hole of the neck section; the pipe body is formed by splicing a first arc-shaped shell and a second arc-shaped shell, and an included angle is formed between the splicing face of the first arc-shaped shell and the second arc-shaped shell and the axial section of the pipe body. According to the detachable ship stern tube protective cover, it can be guaranteed that the tube body and the hubbed flange are in tight butt joint; the pipe body is formed by splicing the first arc-shaped shell and the second arc-shaped shell, and the included angle