REINFORCEMENT STRUCTURE OF SEISMIC ISOLATOR

To provide a reinforcement structure of a seismic isolator that can suppress floating of a flange plate.SOLUTION: A reinforcement structure of a seismic isolator includes: a seismic isolator 20 that is arranged between an upper structure 12 and a lower structure 14 that enable relative displacement;...

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Bibliographische Detailangaben
Hauptverfasser: HAMADA YUKI, ASAI YUTA
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a reinforcement structure of a seismic isolator that can suppress floating of a flange plate.SOLUTION: A reinforcement structure of a seismic isolator includes: a seismic isolator 20 that is arranged between an upper structure 12 and a lower structure 14 that enable relative displacement; a mounting bolt B1 that fixes a flange plate (lower flange plate 24) of the seismic isolator 20 to the lower structure 14; and a reinforcement member 30 that is arranged astride the lower structure 14 and the flange plate, and has one end side brought into contact with the flange plate and the other end side fixed to the lower structure 14 by a bolt.SELECTED DRAWING: Figure 1 【課題】フランジプレートの浮き上がりを抑制できる免震装置の補強構造を提供する。【解決手段】免震装置の補強構造は、相対変位可能な上部構造体12と下部構造体14との間に配置された免震装置20と、免震装置20のフランジプレート(下フランジプレート24)を下部構造体14に固定する取付ボルトB1と、下部構造体14とフランジプレートとを跨いで配置され、一端側がフランジプレートと接触し、他端側が下部構造体14にボルト固定された補強部材30と、を備える。【選択図】図1