The connections between trash rack and hoist as well as between service gate and hoist are achieved by hoistingchain that is apt to place and is time saving without tearing down pull rod.
拦污栅与启闭机、检修闸门与启闭机的连接，采用了易于存放又避免拆卸拉杆、明显节省操作时间的起重环链。
2
A stationary motor-driven or hand-powered hoisting machine having a drum around which is wound a rope or chain attached to the load being lifted.
绞车，起货机一种装有卷筒的固定的电动机驱动或手动的吊升机械，卷筒周围缠绕着与提升的重物相连的绳索。
3
Pillar jib cranes to use more electric chain hoist hoisting mechanism and operating as a body, less use of wire rope electric hoist and chain hoist.