According to one embodiment of the present invention, a water jet propulsion device for a ship includes: a propulsion unit including an impeller rotated by rotational force of an engine and a nozzle discharging water introduced by the impeller; a steering unit mounted on the back of the propulsion unit and controlling the discharge direction of the water; and a direction switch unit mounted on the back of the steering unit and controlling the discharge direction of the water discharged through the steering unit to switch the moving direction of the ship, wherein the direction switch unit can include at least one curved surface flow path discharging the water discharged through the steering unit.
일 실시예에 따른 선박용 워터제트추진장치는, 엔진의 회전력으로 회전하는 임펠러 및 상기 임펠러에 의해 유입된 물을 토출시키는 노즐을 포함하는 추진부; 상기 추진부의 후방에 장착되어, 상기 물의 토출 방향을 조정하는 조향부; 및 상기 조향부의 후방에 장착되어, 상기 조향부를 통해 배출된 물의 배출 방향을 조정하여 선박의 이동 방향을 전환하는 방향전환부;를 포함하고, 상기 방향전환부는 상기 조향부를 통해 배출된 물을 배출시키는 적어도 하나의 곡면 유로를 포함할 수 있다.
WATER JET PROPULSION SYSTEM FOR WATERCRAFT AND ASTERN UNIT FOR WATERCRAFT
선박용 워터제트추진장치 및 선박용 방향전환 유닛
20.06.2019
Patent
Elektronische Ressource
Koreanisch
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |
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