JP2014008804A5 - - Google Patents

Claims (10)

A hull including left and right side walls and a ship bottom, a plinth deck, and a double bottom upper deck that forms a double bottom between the plinth deck and the ship bottom;
At least one void space or ballast tank inside the hull between the ship bottom and the double bottom upper deck;
A seawater introduction port that penetrates the double bottom upper deck and is disposed in a space at least above the double bottom upper deck and below the psoriasis deck, and includes the void space or the ballast tank and the space. A seawater guide pipe to be connected;
An open / close valve for opening and closing the seawater inlet;
A ship characterized by comprising. The hull includes a long bulkhead bulkhead along the side wall on the inner side of each of the left and right side walls on the bow side,
The seawater guide pipe is provided in an inundation-suppressing watertight compartment defined between any of the side walls on the left and right side and the longge bulkhead partition, and the seawater inlet is in the inundation-suppressing watertight compartment. The ship according to claim 1.   The said opening / closing valve can flow the water of the said space into the said void space or the said ballast tank through a seawater guide pipe, when remotely operated so that the said seawater inlet may be opened. Ship described in.   2. The check valve according to claim 1, wherein the open / close valve is a check valve capable of flowing the water in the space into the void space or the ballast tank through the seawater guide pipe by the pressure of water in the space. 2. The ship according to 2. In the case where the seawater inlet is the first seawater inlet, the seawater guide pipe penetrates the pseuzer deck and is provided with a second seawater inlet above the psyllium deck. The ship according to any one of claims 1 to 4. The marine vessel according to claim 5, wherein a plurality of the seawater guide pipes are provided, and each of the seawater guide pipes is provided with the first seawater inlet and the second seawater inlet. The marine vessel according to claim 5, wherein a plurality of the seawater guide pipes are provided, and internal flow paths of the seawater guide pipes are connected to each other. The ship according to any one of claims 1 to 7, further comprising a control device capable of remotely opening and closing the opening / closing valve. The third seawater introduction port is provided in a partition partitioning the void space or the ballast tank, and has a third seawater introduction port communicating with the void space or the ballast tank partitioned by the partition. The ship according to any one of 8. The ship according to any one of claims 1 to 9, wherein the seawater guide pipe is a seawater guide duct that can act as a duct for ventilation.