18-Sep-2023

QD Double Girder Overhead Crane Uzbekistan

Dongqi Crane supplies QD type Double Girder Overhead Cranes in Uzbekistan. QD type Double Girder Overhead Cranes adopt a series of standard manufactured products, with novel structure, beautiful appearance, good craftsmanship, flexible and stable operation, safety and reliability. Standardization, serialization, and generalization of components, facilitating maintenance and replacement.

Basic Information

QD-Double Girder Overhead Crane is a kind of heavy duty crane, it could be classified into several working duties: A5, A6, A7, according to the working frequency and pure working time.

Compact structure, new style, beautiful shape;
Good technics, long service life;
Large load capacity, high working duty;
Stable and flexible operation, safe and reliable;
Wide application, high performance/price ratio.

Lifting capacity 5t-550t, span 10.5m-31.5m, lifting height 1m-30m, working duty is medium (A5, A6). Also supply non-standard products according to your requirements.

QD Double Girder Overhead Crane Structure

Mainly consists of bridge, trolley, crane traveling mechanism and electrical system, etc.

There are three main operating mechanisms: lifting mechanism, trolley traveling mechanism and crane traveling mechanism. And each of them is equipped with separate motors for their own drive. For 5 ton and 10 ton cranes, normally single hook crane and only have one set of lifting mechanism. For 16/3.2～50/10t cranes, there are two separate main and auxiliary lifting mechanism with two hook.

Main hook is used for lifting heavy objects and auxiliary hook can be used for lighter ones. And the auxiliary hook can also be used to help the main hook tip and turn over workpiece. Should pay more attention that never allow two hook lifting two objects at the same time. The weight of the object is forbid to surpass the rated lifting capacity of main hook when they work together.