AQ-QD Double Girder Overhead Crane


Double girder overhead crane is widely used in warehouse, factory, yard, maintenance workshop etc. The cranes can be utilized at any capacity where extremely high hook lift is required because the hook can be pulled up between the girders. Double girder overhead cranes are often used where high speeds and heavy service are required, or where the crane needs to be fitted with walkways, crane lights, cabs, magnet cable reels or other special equipment.

The double girder overhead cranes can be divided into different types. Each one of them has unique features and advantages, choose the one fit your factory well. no matter which tpes of crane you choose, our company promises you that all cranes are of maximum rigidity and minimum dead weight. Let’s see the brief introduction below.

AQ-QD double girder overhead crane

This type of double girder crane belongs to bridge type overhead crane, because that its bridge span structures of both sides are supporting on the elevated track way directly through running gears. And it includes bridge span structure (consisting of main bean, end beam, track of trolley and hoist, working broad and driver’s cabin), lifting trolley and hoist, bridge crane running device and electrical unit.

There are lifting device and running unit for crane carriage, both of them move along main beam of overhead crane in a horizontal movement. As the most important device and lifting tool, this crane benefits modern factories a lot in realizing mechanization production and automation, so you can find it in indoor and outdoor industrial, mining enterprises, steel chemical factories, railway building site, ports and logistics departments of transportation.

Double girder overhead crane is the hot sale crane that used on kinds of occasions, you can use it in factory, workstation, power plant, steel melting industry, cement plant and waste material collection plant. Except common loads under 100 tons, this crane can lift weight maximum up to 450 tons, this extreme heavy duty crane is used on metallurgy plant or foundry industrial. To meet the need of different plant, electric overhead cranes are made into different models. You can choose what you want according to the real need. Double girder crane can carry much heavier loads than single girder type.

Structure character

This overhead industrial crane consists of bridge structure, girder unit, trolley running unit, grab, driver cab and electrical system. You can choose single girder overhead crane and double girder overhead crane according to the capacity.

Driver cab

To contribute safety and operation of this girder crane, we offer driver cab for the industrial cranes. As the important place for operator to control the crane, you can get a closed tempered glass cab. This design meet kinds of function need, solid, reliable and have a good view to watch the transporting process. Besides, driver will have a comfortable mood for a better operation.

To make sure an open view of driver, except tempered glass, the driver seat can have a 55~60° maximum elevation, and a 70~75°maximum depression angle. Besides, driver has a biggest fixed positive perspective for 120 °, moreover, the seat can rotate for positive 270°. Inside the driver cab set an alarm to ensure the safety operation of the overhead crane. All in all, the arrangement of driver cab gives full consideration to the service, operation and activity space of crane operator.

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