1. Introduction

QZ type double-girder overhead crane with grab is widely used in loading goods in port, factory, workshop and power plant. The work classification is heavy and the group classification of the crane is A6. The direction of platform door to the driver's cap is: side, end and top. The lifting capacity includes the weight of the grab. The open direction of the grab is: paralleling with the beam and plumbing with the beam.

The fetching device is a double-cylinder 4-rope grab bucket that is simple, reliable and can open and close at any height. The grab bucket is only used to take bulk materials and please make clear statement in the order if you want grab bucket that is used to take underwater or special materials. The crane can be used for both indoor and outdoor operations and water-proof cloth is needed in out door operation.

2. sketch


3. Technical parameter