Safety emergency stair assembly for high-rise building

The invention discloses a safety emergency stair assembly for a high-rise building. The safety emergency stair assembly comprises a stair body, a platform, a guiding storage cabinet, a stair dividing wall plate, a flow adjusting assembly, a filter screen frame, a sun shield, a containing groove and a hoisting block; the flow adjusting assembly comprises a shell, a main fan blade, a connecting rod, a telescopic rod, a driven fan blade, a first expansion block, a first push rod, a first short rod, a first rotating rod, a first long rod, a first insertion rod, a second expansion block, a second push rod, a second short rod, a second rotating rod, a second long rod and a second insertion rod; a motor, a first rod, a pivot, a second rod and a filter screen are mounted on the filter screen frame; and a first slot and a second slot are formed in the hoisting block. 一种高层建筑安全应急楼梯组件，包括楼梯主体、平台、导向储物柜、楼梯间壁板、流量调节组件、滤网框架、遮阳板、容纳槽、吊装块；其中所述流量调节组件包括：外壳、主扇叶、连接杆、伸缩杆、从动扇叶、第一膨胀块、第一推杆、第一短杆、第一转杆、第一长杆、第一插杆、第二膨胀块、第二推杆、第二短杆、第二转杆、第二长杆、第二