立柱一次成型,强度高;双液压缸举升,升降平稳;双保险安全保护装置安全**;举升臂齿轮式回转锁定装置及自动解锁装置;链条举升系统;钢丝绳平衡系统操作简单,安装维修方便 Strong post;dual hydraulic cylinders lift;double-lock protection device;automatic unlocking device;chain lifting system;balanced system of wire rope 主要技术参数:technical parameters 举升重量Lifting capacity:3.5t 举升高度Lifting height:1870mm 上升速度Rise time:57s 下降时间Fall time:40s 较低高度Minimum height:150mm 柱间宽度width:2780mm 机架高度height:2734mm 泵站压力Pump pressure:20Mpa 电机功率Motor power:2.2kw 工作电压Input voltage:380v 整机重量Weight:680kg