螺杆升降梯由五节管架相互套接成宝塔形,顶部为工作台,下端有四个撑脚和走轮,分别作为固定及运输用。升降是电动机带动蜗轮,通过丝杆完成。其构造简单,使用方便,适应范围广,转移灵活,操作安全。适用于单层工业厂房,水、电安装作业。 The screw lift consists of five pipe racks interconnected to form a pagoda, the top is a workbench, and the bottom has four legs and wheels, respectively, as a fixed and transport. Lifting is a motor driven worm gear, completed through the screw. The utility model has the advantages of simple structure, convenient use, wide application range, flexible transfer and safe operation. Applicable to single-layer industrial plants, water, electricity installation operations.