天气预报15天查询> 其他> 求问电梯井道的结构要求有哪些

求问电梯井道的结构要求有哪些

更新时间: 2020-09-15 00:00:00     

每台电梯井道均应由无孔的墙、底板和顶板完全封闭起来。电梯井道只允许有下列开口:

1、层门开口;

2、通向井道的检修门、井道安全门及检修活板门的开口;

3、火灾情况下排除气体及烟雾的排气孔;

4、通风孔;

5、井道与机房及滑轮间之间的永久性开口。

关键词: 电梯 结构 要求 哪些

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