Shipyard gantry cranes are referred to as shipyard cranes. Shipyard cranes are mainly installed in shipyards and ports (outdoors) and are used for ship construction and lifting and shipping of large workpieces. It is a special loading and unloading machine for stacking operations in container terminal yards or container cargo yards. It is mainly composed of a lifting mechanism, a trolley traveling mechanism, and a cart traveling mechanism.

The anti-fall device for jacking cylinders in shipyard cranes adopts a spring ejector ball fixation method, which can not only lock the cylinder when the piston rod retracts to prevent the piston rod from falling, but also disengage the ejector beads when the piston rod extends, allowing the cylinder to jack up the tire. Hydraulic gantry crane.

S brzim razvojem gospodarstva i rastom vanjske trgovine, veliku količinu teške opreme potrebno je transportirati s mjesta na mjesto. Dizalice u brodogradilištima naširoko se koriste zbog svoje sigurnosti, učinkovitosti, brzine, praktičnosti i drugih prednosti, a postale su jedna od ključnih oprema za automatizaciju rukovanja materijalima.