The invention relates to a high-altitude safety belt with a
winding function. The high-altitude safety belt comprises a shoulder belt, a back belt, a front chest belt, a
waist belt, leg belts, a waistring, a back hanging ring, a lock buckle, connection belts and a winding device, wherein the back belt is in a reversed V shape, the back hanging ring is fixedly connected to the corner point position of the back belt, two branches of the back belt stretch out downwards correspondingly and are connected with the
waist belt and the leg belts in a sewn manner in sequence, the shoulder belt is a closed ring, the two ends of the shoulder belt are connected with the back hanging ring and the front chest belt correspondingly to form a double-shoulder belt, the
waist ring is fixedly connected to thewaist belt and located at the position right below the front chest belt, the lock buckle is connected between the front chest belt and the waist ring, the connection belts are fixedly connected between the leg belts and the waist belt, the winding device is hooked and hung to the waist belt and comprises a shell body, a
rope winding disc rotatably connected inside the shell body, a hand wheel arranged on one side of the shell body and a
rope which is winded on the
rope winding disc and stretches out of the shell body, and the free end of the rope is provided with a climbing buckle in an attached manner. The high-altitude safety belt with the
winding function has the advantages that operators retract the climbing buckle which is released from hands conveniently, safety hidden dangers are reduced, and the work efficiency is improved.