To provide an icebreaker propeller having a function of vertically moving a hull for assisting crushed ices.SOLUTION: Dynamic spaces 23 are provided at left and right symmetrical positions in a hull 21, upper spaces 35 are provided at left and right symmetrical positions above the dynamic spaces, and assistance devices 101 capable of assisting lifting of the hull are provided in the upper spaces. The assistance devices include support plates 38 provided at left and right symmetrical positions. The support plates are attached so as to be fixed between the upper spaces. Drive shafts 37 are connected so as to be rotatable in the support plates. An upper fan 36 is provided so as to be fixed below each drive shaft. A driven bevel gear 33 is provided so as to be fixed above each drive shaft.SELECTED DRAWING: Figure 1
【課題】砕氷を補助するために船体を上下に動かす機能を有する砕氷船用推進器を提示する。【解決手段】船体21の中に動力空間23が位置的に左右対称に設けられ、動力空間の上側には上げ空間35が位置的に左右対称に設けられ、上げ空間の中には船体を上げることを補助できる補助装置101が設けられ、補助装置は位置的に左右対称に設けられた支持板38を含み、支持板が上げ空間の間にそれぞれ固定的に取り付けられ、支持板の中には駆動軸37が回転できるように連結され、各駆動軸の下側には上げファン36が固定的に設けられ、各駆動軸の上側には従動傘歯車33が固定的に設けられている。【選択図】図1
ICEBREAKER PROPELLER
砕氷船用推進器
2021-08-02
Patent
Electronic Resource
Japanese