The invention discloses a sealing connecting structure and method for a plastic oil filling pipe and a fuel tank. The plastic oil filling pipe is provided with a sealing ring connected with a fuel tank filling opening, the outer wall of the sealing ring is provided with an outer sealing structure matched with the plastic oil filling pipe, and the inner wall of the sealing ring is provided with an inner sealing structure matched with the outer portion of the fuel tank filing opening. According to the sealing connecting method for the plastic oil filling pipe and the fuel tank, sealed connection of the plastic oil filling pipe and the fuel tank is achieved through the sealing connecting structure of the plastic oil filling pipe and the fuel tank; the sealing ring is directly installed in an inner cavity in the end of the plastic oil filling pipe, and the sealing ring and the plastic oil filling pipe are connected with the fuel tank filling opening after being installed integrally; the sealing performance is good, and installation is convenient.


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    Title :

    Sealing connecting structure and method for plastic oil filling pipe and fuel tank


    Contributors:
    LIU WENLONG (author)

    Publication date :

    2015-11-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16J Kolben , PISTONS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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