JP2016147635A5 - - Google Patents

Claims (9)

A plate portion used in a state where a base end is disposed at a corner portion of the side surface and the bottom surface of the floating body with a gap from the corner portion and a tip end portion is protruded toward the outside of the side surface of the floating body;
A support unit coupled to the floating body and supporting the plate unit,
The upward surface of the plate part functions as a guide surface that collects and guides the water flow that is about to enter the side surface from the outside of the side surface by the wave of waves,
The downward surface of the plate portion functions as a resistance surface that prevents a water flow from moving toward the outside from the bottom surface by a wave pulling wave.
The support portion, the plate portion, possess a use position, the movable mechanism for moving between a storage position for storing the formed recesses in the vicinity of the corner portion of the floating body,
The movable mechanism includes a link member that is swingably interposed between the plate portion and the wall portion of the recess, and a link member that is disposed between the plate portion and the wall portion of the recess. And an expansion / contraction actuator provided . The said board part has the outer surface of the shape which follows the outer surface shape of the said floating body of the surrounding storage location in which the said recess is formed in the said storage position, The shaking of Claim 1 characterized by the above-mentioned. Reduction device. The plate portion has a flat plate shape, and is used in a state of being horizontally oriented at the use position, and the storage location is arranged at a location where the outer surface shape of the floating body is formed in a flat shape. The sway reduction device according to claim 1 or 2. The plate portion has a flat plate shape, and is used in a state where the front end is inclined toward the outside and the lower side of the side surface of the floating body at the use position, and the outer surface shape of the floating body is formed in a flat shape. The vibration reduction device according to claim 1, wherein the storage location is arranged at a location. The plate portion has a bent shape having, in the use position, an inclined portion extending obliquely downward outside the side surface of the floating body from the vicinity of the corner portion, and a vertical portion bent from the inclined portion and extending vertically downward. The sway reduction device according to claim 1, wherein the storage portion is disposed at the corner portion that is formed in a bent shape of the floating body. The size of the gap between the base portion of the plate portion and the corner portion is such that the water flow guided to the bottom surface through the gap and entering the bottom surface is a high-speed layer in a region near the corner portion of the bottom surface. The fluctuation reducing device according to any one of claims 1 to 5, wherein the fluctuation reducing device is set to be small so as to form a flow. The sway reduction device according to any one of claims 1 to 6, wherein the plate portion is installed over the entire length of the side surface of the floating body. Have corners on the side and bottom,
A floating body comprising the fluctuation reducing device according to any one of claims 1 to 7 in the vicinity of the corner portion. The floating body according to claim 8, wherein the fluctuation reducing device is installed on each of the side surfaces on both sides of the floating body.