COUPLING DEVICE FOR SUCCION DRAIN METHOD

摘要

PURPOSE: A drain board connector used for a suction drain construction method is provided to directly connect a pipe and a drain board of a vacuum generator. CONSTITUTION: A drain board connector(100) used for a suction drain construction method comprises a horizontal pipe and a vertical pipe. The horizontal pipe has regular length. The vertical pipe body is installed to be vertically connected to the horizontal pipe. The vertical pipe has a flat shape. A skeleton of a drain board(50) is inserted into the vertical pipe.