SCREW JACK FOR SETTING BLOCK OF SHIP

摘要

PURPOSE: A screw jack for the block loading of a ship is provided to enhance the work efficiency by eliminating the need for a separate steppingwood and to enable a worker to easily adjust the height by providing a step for the screw jack. CONSTITUTION: A screw jack for the block loading of a ship comprises a base(100), a post(200), a pin(110), an actuating rod(300) and a head plate(400). The post is vertically fixed to the base. The pin is formed at the outer circumference of the post in the radius direction. The pin has a triangular shape and is fixed to both the post and the base. The head plate is screwed to the upper end of the post. The actuating rod is vertically rotated. The head plate is connected to the upper end of the actuating rod. A plurality of steps(120) are formed so that both ends are integrally fixed to the pin and one side of a longitudinal direction is integrally fixed to the post.