The invention discloses a rotary V-shaped bilge keel provided with guide vanes. The V-shaped bilge keel comprises a V-shaped rotary plate, wherein the V-shaped rotary plate comprises a V-shaped cover plate and a plurality of inner cross beams arranged in the same plane in parallel at intervals; the outer cover plate adopts a flat and straight plate, and one end of the outer cover plate and one end of each inner cross beam are jointly and fixedly connected with a rotating shaft; the outer cover plate and the inner cross beams are arranged in a V-shaped manner, a bow support box and a stern control box are arranged at two ends of the rotating shaft respectively and fixed on a ship bilge strake, one end of the rotating shaft is connected with a rotating shaft rotation driving device mounted on the stern control box, a plurality of vanes are arranged between the V-shaped rotary plate and the ship bilge strake and rotationally connected to vane limiting holes in the bow support box and the stern control box through vane supporting shafts mounted on the vanes respectively, and the inner cross beams can rotate around the rotating shaft under the drive of the driving device and are attached to the vanes. With the adoption of the device, the bilge keel can be folded in a limited navigation channel or small storm waves, and damage caused by grounding, collision and the like is prevented.
Rotary V-shaped bilge keel provided with guide vanes
2015-12-30
Patent
Electronic Resource
English
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |