BOILER DEVICE

To provide a boiler device that can reduce damage to a boiler body when an earthquake occurs.SOLUTION: A boiler device comprises a boiler body (1) comprising a furnace (2) and a cage part (3) behind the furnace, and a plurality of steel columns (12) provided around the boiler body and supporting the boiler body, and also comprises a plurality of back stays (20) connecting left and right water walls (2a) of the furnace and left and right cage walls (3a) of the cage part respectively and extending in a horizontal direction; and a plurality of connecting members (13a and 15a) connecting each of the plurality of back stays and the plurality of steel columns provided on left and right sides of the boiler body.SELECTED DRAWING: Figure 1 【課題】地震発生時にボイラ本体の損傷を低減できるボイラ装置を提供する。【解決手段】火炉（２）および火炉の後部にケージ部（３）を有するボイラ本体（１）と、ボイラ本体の周囲に設けられ、ボイラ本体を支持する複数の鉄骨柱（１２）と、を備えたボイラ装置であって、火炉の左右の水壁（２ａ）とケージ部の左右のケージ壁（３ａ）とをそれぞれ繋いで、水平方向に延在する複数のバックステー（２０）と、複数のバックステーのそれぞれとボイラ本体の左右に設けられた複数の鉄骨柱とを連結する複数の連結部材（１３ａ、１５ａ）と、を備えたことを特徴とする。【選択図】図１