The invention relates to a parking lock unit (2) for a motor vehicle, comprising: a parking lock wheel (4); a locking element (6) selectively engageable or disengageable with the parking locking wheel (4); a controllable actuator (7); and an axially adjustable actuating element (8) which is axially guided in the guide sleeve (9); wherein a first chamber (12) is formed in the guide sleeve on a first side of the actuating element (8) and a second chamber (13) is formed in the guide sleeve on a second side of the actuating element (8); wherein the guide sleeve (9) is arranged below the parking lock wheel (4) in the installed state such that lubricant can be collected in the first chamber (12) and the second chamber (13); and wherein a fluid connection device (14) connects the first chamber (12) at least indirectly to the second chamber (13) with a cross-sectional area (A14) which is at least 5% of the cross-sectional area (A9) of the guide sleeve (9). The invention further relates to a transmission arrangement having such a parking lock unit (2).

    本发明涉及一种用于机动车的停车闭锁单元(2),包括:停车闭锁轮(4);闭锁元件(6),其可与停车闭锁轮(4)选择性产生接合或脱离接合;可控制的促动器(7);和可轴向调整的操纵元件(8),其在引导套筒(9)中轴向引导;其中在操纵元件(8)的第一侧上形成有在引导套筒中的第一腔(12)且在操纵元件(8)的第二侧上形成有在引导套筒中的第二腔(13);其中引导套筒(9)在装入状态中布置在停车闭锁轮(4)下方,从而润滑剂可在第一腔(12)和第二腔(13)中收集;且其中流体连接装置(14)将第一腔(12)至少间接与第二腔(13)连接,带有横截面积(A14),其为引导套筒(9)的横截面积(A9)的至少5%。本发明此外涉及一种带有这样的停车闭锁单元(2)的传动组件。


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    Title :

    Parking lock unit for drive train of motor vehicle and transmission assembly having such parking lock unit


    Additional title:

    用于机动车的驱动系的停车闭锁单元和带有这样的停车闭锁单元的传动组件


    Contributors:

    Publication date :

    2023-04-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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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