The invention discloses a swivel joint which comprises a swivel sleeve and a swivel shaft. The lower portion of the swivel shaft is sleeved with the swivel sleeve. The lower end of the swivel shaft is connected with the swivel sleeve in a rotating manner. A first bearing for providing axial supporting and a second bearing for providing radial supporting are arranged between the swivel sleeve and the swivel shaft. A seat ring of the first bearing is matched with an inner hole of the swivel sleeve. A shaft ring of the first bearing is matched with the swivel shaft. An outer ring of the second bearing is matched with the inner hole of the swivel sleeve. The swivel shaft is sleeved with an inner ring of the second bearing. According to the swivel joint, two bearing pieces are arranged between the swivel shaft and the swivel sleeve, one bearing piece provides axial supporting on the swivel shaft, and the other bearing piece provides radial supporting on the swivel shaft; and bending moment brought by unbalance loading can be overcome, flexible rotating is achieved, mechanical wear is lowered, and the service life of products is prolonged.


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    Title :

    Swivel joint


    Contributors:
    WANG YINJUN (author) / GUO MENG (author)

    Publication date :

    2015-12-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16L PIPES , Rohre / B61J Verschieben oder Rangieren von Schienenfahrzeugen , SHIFTING OR SHUNTING OF RAIL VEHICLES



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