To provide an unloader for a ship, by which a hull can be elevated with respect to a boom with the upward and downward movement of the hull, and which can be installed in a smaller space.SOLUTION: An unloader for ship 10 includes: a movable pulley unit frame 33 supported by a boom 13 and positioned above the boom 13; fixed pulleys 27 installed on a hull 2; a movable pulley unit 28 that is configured to be switchable between a lock state of being elevatable integrally with the boom 13 and a free state of being movable independently of the boom 13, and which is installed on the movable pulley unit frame 33; wire ropes 25, which are wire ropes 25 wound around the fixed pulleys 27 and movable pulleys 53, for elevating the boom 13 with winding operation of the wire ropes 25 and delivering operation of the wire ropes 25 in the lock state, and for changing positions of the movable pulleys 53 to the boom 13 in a facing direction C with the change of an elevation angle θ in the free state.SELECTED DRAWING: Figure 2

    【課題】船体の上下動に伴いブームに対して船体が俯仰することができ、且つ、より小さなスペースに設置できる船舶用アンローダーを提供する。【解決手段】船舶用アンローダー10は、ブーム13に支持されブーム13の上方に位置する動滑車ユニット架台33と、船体2に設置された定滑車27と、ブーム13と一体的に俯仰可能なロック状態とブーム13とは独立して移動可能なフリー状態とを切り替え可能に構成され動滑車ユニット架台33に設置された動滑車ユニット28と、定滑車27および動滑車53に巻き掛けられているワイヤー25であって、ロック状態ではワイヤー25の巻き取り動作およびワイヤー25の繰り出し動作に伴ってブーム13を俯仰動作させ、フリー状態では俯仰角度θの変化に伴ってブーム13に対する動滑車53の位置を対向方向Cに変更するワイヤー25と、を有している。【選択図】図2


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    Title :

    UNLOADER FOR SHIP


    Additional title:

    船舶用アンローダー


    Contributors:

    Publication date :

    2022-10-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS , Transport- oder Lagervorrichtungen, z.B. Förderer zum Laden oder Abladen / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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