影剧院地面采用水冲清扫法,其优点是清洁效率高,减轻体力劳动,节省时间,在某种程度上还可以调节室内空气。这种设备已在北京市几家影剧院安装,使用效果较好。水冲清扫时,只需将各区域最后排座椅后的截门依次打开,整场冲扫一般耗时约10分钟。最后扫除冲集在一起的污物。地面上的泥土与水合为一体,经排水沟排至室外,进行沉淀处理(图1)。在冲洗观众厅地面的 The theater floor uses a water sweeping method, which has the advantages of high cleaning efficiency, reduced physical labor, and time savings, and can also adjust indoor air to some extent. This kind of equipment has been installed in several theaters in Beijing and it has a good effect. When the water is swept, you only need to open the door after the last row of seats in each area. The entire sweep takes about 10 minutes. Finally sweep away the dirt that has been gathered together. The mud and water on the ground are united and drained to the outside through the drainage ditch for sedimentation (Figure 1). Flushing the floor of the audience hall