通风与空调工程施工质量验收规范 [附条文说明] GB50243-2016 oncyeewyajnwyokfmxwhaemcnuhwibpdx
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6.2.7 风管部件的安装应符合下列规定:uqoswlmowlhbnojuylviqch
1 风管部件及操作机构的安装应便于操作。btzutcsjkptostgxffsrjvnltqquekeqecdnzjxfbbwyi
2 斜插板风阀安装时,阀板应顺气流方向插入;水平安装时,阀板应向上开启。oncyeewyajnwyokfmxwhaemcnuhwibpdx
3 止回阀、定风量阀的安装方向应正确。uqoswlmowlhbnojuylviqch
4 防爆波活门、防爆超压排气活门安装时,穿墙管的法兰和在轴线视线上的杠杆应铅垂,活门开启应朝向排气方向,在设计的超压下能自动启闭。关闭后,阀盘与密封圈贴合应严密。oncyeewyajnwyokfmxwhaemcnuhwibpdx
5 防火阀、排烟阀(口)的安装位置、方向应正确。位于防火分区隔墙两侧的防火阀,距墙表面不应大于200mm。hdqrptrekrxyltslpouajrhyreiuibv
检查数量:按Ⅰ方案。kirxqphkdhqpdpwkdqlsdxqyfgeqdslpmlsswdw
检查方法:吊垂、手扳、尺量、观察检查。njrgdfkbuuhsxfdqukklwihdrmyyybhwgoqvmwfbfzv
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