Floating type waling construction platform device capable of being opened and closed in rotating mode

The utility model provides a rotary opening and closing floating type waling construction platform device which comprises a floating body, the floating body is equally divided or unequally divided into a plurality of split bodies, the ends of two adjacent split bodies are connected through a quick release structure, and the ends of the other two adjacent split bodies are hinged. An operation channel vertically penetrating through the floating body is formed in the middle of the floating body, the inner wall of the operation channel is equally divided or unequally divided into a plurality of split channels corresponding to split bodies, and a guardrail structure is arranged on each split body and located on the upper portion of the outermost side of a split platform. The guardrail structures on the adjacent split bodies connected through the non-quick-release structures are hinged or not connected, and after the split bodies are combined to form the floating body, all the guardrail structures are combined to f