The invention relates to a closed oil filling/pumping adaptor. The closed oil filling/pumping adaptor comprises an oil receiving adaptor mounted in an oil port of a soft oil bag of an unmanned aerial vehicle launching box, and an oil filling adaptor mounted at a power oil outlet end of an oil filling vehicle, wherein the oil receiving adaptor comprises a shell having an oil receiving cavity; an oil receiving inlet and an oil receiving outlet externally connected with the oil bag are respectively formed in the two ends of the oil receiving cavity; the oil filling adaptor comprises an oil inlet and an oil outlet; the oil outlet is connected with the oil receiving inlet of the oil receiving adaptor; a stabilizing valve is arranged in the oil filling adaptor; and one end of the stabilizing valve is connected with the oil inlet, and the other end is communicated with the oil receiving adaptor through a first quick joint. The closed oil filling/pumping adaptor is high in integration degree, compact in structure and simple in operation, can effectively protect the safety of the soft oil bag in the oil filling/pumping process, prevents the damage of the oil bag in the oil filling or the shortening of service life of the oil bag caused by insufficient pumping of oil in the oil bag in the oil pumping, has the key effect on the realization of oil filling/pumping of the soft oil bag with high pressure control requirement, and can realize sufficient pumping of the oil bag.


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    Title :

    Closed oil filling/pumping adaptor


    Contributors:
    NI GUIPING (author) / XIA YOUQUAN (author)

    Publication date :

    2015-07-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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