PROBLEM TO BE SOLVED: To provide a prime mover structure of a work vehicle which is high in suction ability of a radiator fan as well as exhaust ability of a dust discharging fan, suppresses the overheat of an engine, and reduces the frequency of a maintenance/inspection work.SOLUTION: A prime mover structure of a work vehicle comprises: an engine E disposed inside an engine room; a radiator for cooling a coolant of the engine E; a radiator fan 20 for sucking outside air and a dust discharging fan 30 for exhaust which are disposed between the engine E and the radiator, and can be switched between a drive state and a stop state; an intermediate transmission part to which a driving force of the engine E is transmitted; and a fan transmission part for driving the radiator fan 20 and the dust discharging fan 30, to which the driving force is transmitted from the intermediate transmission part. The intermediate transmission part is disposed on the outside of a rotation locus of the radiator fan 20 when viewed from a rotation axis direction of the radiator fan 20.

    【課題】ラジエータファンの吸入能力と排塵ファンの排気能力が高く、エンジンのオーバヒートを抑制し、保守・点検作業の頻度が少ない作業車輌の原動部構造を提供する。【解決手段】エンジンルーム内に配置されるエンジンEと、エンジンEの冷却水を冷却するラジエータと、エンジンEとラジエータの間に配置され、駆動状態と停止状態に切換可能な外気吸入用のラジエータファン20及び排気用の排塵ファン30と、、エンジンEの駆動力が伝達される中間伝動部と、中間伝動部から駆動力が伝達され、ラジエータファン20及び排塵ファン30を駆動するファン伝動部とを備え、中間伝動部が、ラジエータファン20の回転軸心方向から見て、ラジエータファン20の回転軌跡の外側に配置されることにより解決される。【選択図】図9


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    Titel :

    PRIME MOVER STRUCTURE OF WORK VEHICLE


    Weitere Titelangaben:

    作業車輌の原動部構造


    Beteiligte:
    GOTO KAZUMI (Autor:in) / IWAMOTO HIROSHI (Autor:in) / OKUMURA KAZUYA (Autor:in) / DOIHARA JUNJI (Autor:in) / KUGIMIYA HIROSHI (Autor:in)

    Erscheinungsdatum :

    2015-11-02


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / A01D Ernten , HARVESTING



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