The invention relates to a parking anti-slip top, in particular to a high-load high-speed locking parking anti-slip top, and aims to solve the problems that in the prior art, a vehicle is light and is prone to off-line accidents when passing through the anti-slip top at a high speed, and parts of the anti-slip top are seriously abraded when the anti-slip top is used, the high-load high-speed locking parking anti-slip top comprises a shell, a stud, a nut and an exhaust pipe, the two-stage speed valve further comprises a pressure valve seat, a piston rod, a pressure valve rod, a two-stage speed valve plate, a two-stage speed valve spring, a locking valve assembly, a return valve, a pressure maintaining piece, a sliding valve rod, a sealing cover, a pressure valve outer spring, a pressure valve inner spring, a spring seat, a pressure adjusting screw, an elastic pad, a lock cap, a clamping ring, a cylindrical pin, a punching stopping seat, an elastic cylindrical pin, a sliding oil cylinder, a flat key, an adjusting pad and two elastic cylindrical pins. A plurality of one-way valve pressing columns and a plurality of one-way valve steel balls; the sealing cover is installed at the bottom end of the sliding oil cylinder, the sliding oil cylinder and the adjusting pad are installed in the shell, and the exhaust pipe is installed on the shell and communicated with the shell. The invention belongs to the field of mechanical speed regulation.

    一种高负荷高速锁闭停车防溜顶,本发明涉及一种停车防溜顶,本发明是为了解决现有技术中车辆较轻并高速通过防溜顶时容易发生脱线事故,而且使用防溜顶时防溜顶零件的磨损较大的问题,它包括壳体、双头螺栓、螺母和排气管,它还包括压力阀座、活塞杆、压力阀杆、二级速度阀板、二级速度阀弹簧、锁闭阀组件、回程阀、保压片、滑阀杆、密封盖、压力阀外弹簧、压力阀内弹簧、弹簧座、调压螺丝、弹垫、锁帽、卡环、圆柱销、止冲座、弹性圆柱销、滑动油缸、平键、调整垫、两个弹性圆柱销、多个单向阀压柱、和多个单向阀钢球;密封盖安装在滑动油缸底端上,滑动油缸和调整垫安装在壳体内,排气管安装在壳体上并与壳体连通。本发明属于机械调速领域。


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    Title :

    High-load high-speed locking parking anti-slip roof


    Additional title:

    一种高负荷高速锁闭停车防溜顶


    Contributors:
    ZHOU JI (author) / WANG SHENGJUN (author) / ZHAO LIANXIANG (author) / WANG QIAN (author) / WANG ZHI (author) / WANG JINGWEI (author) / ZHAO PENG (author) / LI JIALONG (author) / LIU FAN (author) / ZHAO YANKAI (author)

    Publication date :

    2022-07-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS



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