The present invention discloses a relay valve, comprising a valve body, wherein the valve body is provided with a main valve body assembly, a C piston assembly, a Cv piston assembly, a pre-control chamber, a brake cylinder chamber and an auxiliary air cylinder chamber; the movable main valve body assembly is located at a communication channel between the brake cylinder chamber and the auxiliary air cylinder chamber; the movable C piston assembly is blocked between the brake cylinder chamber and the pre-control chamber; one end of the movable Cv piston assembly blocks by the pre-control chamber; one end of the C piston assembly is in contact with the main valve body, and the other end of the C piston assembly is in contact with one end of a balance mechanism; the other end of the Cv piston assembly is in contact with the other end of the balance mechanism. The beneficial effects of the present invention include better weight drive feature, higher sensitivity, and the brake cylinder pressure changes proportionally with the change of vehicle load.


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    Title :

    RELAY VALVE


    Additional title:

    RELAISVENTIL
    VANNE-RELAIS


    Contributors:
    SHEN YANFEI (author) / QUAN QIONG (author) / WEI XUELI (author) / SHAO XIANGLAN (author) / LI JING (author) / XIAO CHEN (author) / OU DONGFANG (author) / LI QIAOYIN (author) / LIU BAOHUA (author) / XIAO WEIYUAN (author)

    Publication date :

    2024-08-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / B61H Bremsen oder andere Verzögerungseinrichtungen ausgebildet für Schienenfahrzeuge , BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES



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