Station building arch gallery curtain wall and photovoltaic roof structure thereof

The invention discloses a station building arch gallery curtain wall and a photovoltaic roof structure thereof, and particularly relates to the technical field of curtain wall structures, the curtain wall comprises a keel, a lighting curtain wall plate and a photovoltaic panel are arranged in the keel, and the photovoltaic panel is installed between two adjacent transverse supporting plates and located on the outer side of the lighting curtain wall plate; the photovoltaic panel is connected with the transverse supporting plate through the movable panel frame, an expansion filling body is arranged between the movable panel frame and the lighting curtain wall plate, and the fluid input system inputs fluid into the expansion filling body when the movable panel frame is turned outwards away from the lighting curtain wall plate. According to the invention, the light transmission amount of external light can be changed, lighting in the arch can be adjusted, and when the photovoltaic panel is turned outwards, the ex