CONSTRUCTION METHOD OF REFRACTORY COATING STRUCTURE AND REFRACTORY COATING STRUCTURE USED FOR THIS CONSTRUCTION METHOD

PROBLEM TO BE SOLVED: To provide a construction method of a refractory coating structure, the method that can secure safety to the detachment of a refractory coating structure for closing an opening of an erector mounting hole or an injection hole, and provide the refractory coating structure used for this construction method.SOLUTION: A construction method of a refractory coating structure 27 of the present invention is characterized in that a refractory lid 28 comprising a refractory coating material 30 containing an inorganic binding substance and an endothermic substance is fitted to an opening 25 (19) of an erector mounting hole 14 or an injection hole 18, and a hanger 41 of a mounting fixing member 29 provided to the refractory lid 28 is inserted in the erector mounting hole 14 or the injection hole 18, and further this hanger 41 is engaged with the inner wall of the erector mounting hole 14 or the injection hole 18 to fix the refractory lid 28 to the opening 25, and thereby the opening 25 (19) is closed with the refractory lid 28.SELECTED DRAWING: Figure 1 【課題】エレクター取付孔又は注入専用孔の開口を閉塞する耐火被覆構造体の脱落に対する安全性を確保することができる耐火被覆構造体の施工方法及びこの施工方法に用いられる耐火被覆構造体を提供する。【解決手段】本発明の耐火被覆構造体２７の施工方法は、無機質結合物質と吸熱物質を含む耐火被覆材３０からなる耐火蓋２８をエレクター取付孔１４又は注入専用孔１８の開口２５（１９）に嵌合するとともに、エレクター取付孔１４又は注入専用孔１８内に耐火蓋２８に設けた取り付け固定部材２９の吊手４１を挿入し、この吊手４１をエレクター取付孔１４又は注入専用孔１８の内壁に係合させて、耐火蓋２８を開口２５に固定し、耐火蓋２８で開口２５（１９）を閉塞する。【選択図】図１