The utility model discloses an orthopedic nursing traction support convenient to adjust. The device comprises a fixed seat plate and a fixed frame, the fixed seat plate is welded with the upper surface of a fixed frame; one side of the fixed seat plate is rotationally connected with a backrest; a rectangular notch is formed in one end of the fixed seat plate away from the backrest; thigh supporting plates are rotationally connected into the two rectangular notches; shank supporting pipes are arranged at the ends, away from the fixed seat plate, of the two thigh supporting plates; and the shanksupporting pipes are connected with the thigh supporting plates through rotating shaft pipes, second electric push rods are rotatably connected to the positions, close to the positions under the twothigh supporting plates, of the upper surface of the fixing frame, and fixed pulleys are arranged on the outer walls of mother pipes of the second electric push rods. According to the utility model, the bending amplitude of the leg joints lapped on the thigh supporting plate and the shank fixing pipe can be finely adjusted as required, so that the leg joints are suitable for recovery of patients of different degrees.