ESTABLISHING METHOD OF STAIRS AND STAIR ROOM AND SUPPORTING DEVICE OF STAIRS

摘要

PURPOSE: The method of establishing the iron stairs(8) and the stair room(30) is provided to secure the wide work space on the stairs by burying the supporting pillar used for the establishing of iron frame stairs in the wall of the stair room, to improve the work performance and work safety. CONSTITUTION: The method of establishing the iron stairs(8) and the stair room(30) has the steps of: establishing supporting pillars(10,10a) by paralleling in two on the slave(26) of the floor side of the stair room and the stair side facing to the floor side of the stair room; fixing both ends of a strut(12) for supporting the iron frame stairs(8) at the location of the 1st floor of the two supporting pillars(10); attaching both ends of the establishing beam(17); fixing both ends of the strut(12a) at the height corresponding to the height of the establishing beam.