The invention provides an automobile brake master cylinder, belongs to the technical field of automobile braking, and solves the problem that a brake master cylinder in the prior art is assembled in a split manner and is poor in stability. The automobile rear axle braking device comprises a pump body, a movable first piston and a rear axle braking unit which is arranged below the first piston and can control braking of an automobile rear axle are arranged in the pump body, a force application piece capable of pushing the first piston to move is arranged above the first piston, and a second piston is arranged below the rear axle braking unit. A rear axle braking unit capable of controlling braking of an automobile front axle is arranged below the first piston, a front axle braking unit capable of controlling braking of the automobile front axle is arranged below the second piston, the first piston can open or close the rear axle braking unit, the second piston can open or close the front axle braking unit, the pump body is integrated, and a chassis is integrally formed in the pump body. An assembly body capable of being attached to the inner wall of the pump body is arranged above the chassis, the first piston and the rear axle brake unit are arranged in the assembly body, and a positioning mechanism capable of assembling and positioning the assembly body in the axial direction of the pump body is arranged on the pump body.

    本发明提供了一种汽车刹车总泵,属于汽车制动技术领域,解决了现有技术刹车总泵为分体式装配,稳定性差的问题。本发明包括泵体,泵体内设有可活动的第一活塞和设置于第一活塞下方可控制汽车后桥制动的后桥制动单元,所述的第一活塞上方设有可顶推其活动的施力件,后桥制动单元下方设有第二活塞,所述的第二活塞下方设有可控制汽车前桥制动的前桥制动单元,所述的第一活塞可开启或关闭后桥制动单元,所述的第二活塞可开启或关闭前桥制动单元,所述的泵体为一体式,所述的泵体内一体成型有底盘,所述的底盘上方设有可与泵体内壁相贴的装配体,所述的第一活塞与后桥制动单元设置于装配体内,泵体上设有可对装配体沿泵体轴向装配定位的定位机构。


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    Titel :

    Automobile brake master cylinder


    Weitere Titelangaben:

    一种汽车刹车总泵


    Beteiligte:
    WANG QINGFENG (Autor:in) / WANG KUNLI (Autor:in)

    Erscheinungsdatum :

    2023-08-15


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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