Double trolley bridge crane, three trolley bridge crane

The double-trolley bridge crane is to add a trolley on the basis of the single-trolley bridge crane, so that there are two trolleys on the bridge of the same crane. The two trolleys can work independently or simultaneously.

The three-trolley bridge crane is to add a trolley on the basis of the two-trolley bridge crane, so that there are three trolleys on the bridge of the same crane. The three trolleys can work independently, and two of them can work at the same time. This type of crane is especially suitable for lifting long workpieces in the industries of paper making, metallurgy, water and electricity, machinery, etc; It is also suitable for some specific places, that is, places where the car works frequently, and when one car is to be repaired, the other car must immediately take over the work.



Product executive standard of double-trolley bridge crane: General Bridge Crane (GB/T14405-1993)