Hull structure of multi-purpose ship

The invention discloses a hull structure of a multi-purpose ship. A hull is sequentially provided with a bow part, a cargo hold, a cabin and a stern part from front to back; the cargo hold is divided into a cargo hold large hatch area and a cargo hold upper and lower transportation area; the cargo hold large hatch area is arranged at the position close to the bow part, and a plurality of first hydraulic weather-tight hatch covers are arranged in the cargo hold large hatch area; the cargo hold upper and lower transportation area is arranged between the cabin and the cargo hold large hatch area, and the cargo hold upper and lower transportation area is provided with a vehicle lifting device; the stern part is provided with a vehicle springboard device; a vehicle channel is formed between the vehicle springboard device and the cargo hold upper and lower transportation area. The structure increases the cabin fullness rate, energy is saved, and the transportation cost is reduced. 本发明公开了种多用途船的船体结构，船体从前至后依次设有艏部、货舱、机