TEMPORARY INSTALLATION METHOD OF SCAFFOLD IN BOILER FURNACE

To provide a temporary installation method of scaffolds in a boiler furnace which facilitates install a simple configuration scaffold in a clinker hopper.SOLUTION: A temporary installation method of scaffolds in a boiler furnace to install scaffolds 1 in a clinker hopper 112 which facilitates lift scaffold members for maintenance from the clinker hopper 112 to a combustion chamber 111 during maintenance performance in the combustion chamber 111 of a boiler 110 of which a vertically communicated throughhole 113 and the clinker hopper 112 are separated comprises: a supporting frame assembly step to lift a plurality of supporting frames 10, 20 by hanging them on an upper end of refractory material 116 mounted on an inner surface of the clinker hopper 112; and a scaffold work floor assembly step to assemble scaffold work floors 81 on the plurality of the hung supporting frames 10, 20.SELECTED DRAWING: Figure 1 【課題】簡易な構成の作業足場をクリンカホッパ内に容易に仮設することができるボイラ炉内作業足場仮設工法を提供する。【解決手段】鉛直連通孔１１３とクリンカホッパ１１２とが分離されたボイラ炉１１０の燃焼室１１１内の保守作業を行う際に保守用足場部材をクリンカホッパ１１２から燃焼室１１１に吊り上げるための作業足場１をクリンカホッパ１１２内に仮設するためのボイラ炉内作業足場仮設工法であって、複数個の支持フレーム１０，２０をクリンカホッパ１１２の内面に取り付けられている耐火材１１６の上端部に引っ掛けて吊り下げていく支持フレーム取付ステップと、吊り下げていった複数個の支持フレーム１０，２０に足場作業床８１を取り付ける足場作業床取付ステップとを備える。【選択図】図１