WORK SHIP EQUIPPED WITH OVER AND UNDER WATER WORK STAND

摘要

A working ship with an underwater and marine worktable is provided to control height of the worktable freely according to the working spot by lifting up and down the submerged worktable using a second hoist. A working ship with an underwater and marine worktable comprises a hull(100) which is capable of operating by itself because the thrust engine and screw are equipped, a plurality of cylindrical supports(200) which are installed in a deck top of the hull, an upper plate(300) which is coupled with the top of the support, a marine worktable(400) which is positioned between the deck and the upper plate and comprises a guide hole which the support passes through and reciprocates vertically along the support, a cylindrical inner pipe(500) which is inserted inside the support and moves up and down, an underwater worktable(600) which moves up and down with the inner pipe, a first hoist(700) which is connected to the marine worktable and lifts up and down it, and a second hoist(800) which is connected to the inner pipe and moves up and down the underwater worktable.