Gantry crane for shipbuilding is mainly used for hull stitching in shipyard. It can carry out hoisting, transport and turning, especially for the flipping and closing of ship body. There are 2 trolleys (up trolley and down trolley) for the flipping operation, lifting and adjustment.
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| Gantry crane for shipbuilding |
This gantry crane can be used at shipbuilding workplace and shipyard for the handling of components such as steel bar, steel plates and other steels from the trucks to the worksite. The number of cranes is decided by the worksite area and smooth working situation.
Features of Shipbuilding Gantry Crane:
1. The whole crane is composed of main beam, leg, flexible leg, lower horizontal beam, handrail and cabin.
2. The main beam cane be single beam or double beam.
3. There are 4 tracks for up trolley and down trolley on the double beam crane. The up trolley is with 2 main hooks and runs on the upper flange, while the down trolley is with 1 main hook and 1 vice hook, and runs on the lower flange. This design is for the flipping and handling of large ship section.
4. For reducing deadweight, the leg is a box type structure, while the flexible leg is a Y type structure which is composed of upper connection, 2 steel pipes and lower connection.
5. The power supply of crane adopts cable reel method, and the trolley power supply use the festoon track.
6. There are overload protection device, wind-proof track clamping device, anchor device, dogvane, and other mechanism limiters and display, etc.
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