The invention discloses an accidental falling prevention speed reducer of a mine hoist, and relates to the technical field of brake buffering. The anti-stall device comprises a fixing ring, a locking device is arranged on the outer surface of the fixing ring, a sliding plate is arranged on the outer surface of the locking device, a supporting plate is slidably connected to the inner surface of the sliding plate, a first rotating rod is rotationally connected to the outer surface of the supporting plate, and the inner surface of the first rotating rod is rotationally connected with the outer surface of the sliding plate; the outer surface of the sliding plate is rotatably connected with a second rotating rod, the inner surface of the second rotating rod is rotatably connected with a connecting plate, the outer surface of the connecting plate is slidably connected with the inner surface of the sliding plate, the outer surface of the sliding plate is fixedly connected with a fixing buckle, and the inner surface of the fixing buckle is fixedly connected with a pulling column; and the outer surface of the pulling column is fixedly connected with a movable friction plate, and the outer surface of the pulling column is slidably connected with a fixed friction plate, so that the purposes of reducing speed during stall and locking to prevent secondary stall are achieved.

    本发明公开了一种矿井提升机的防意外坠落减速装置,本发明涉及制动缓冲技术领域。该装置通过防失速装置包括固定环,固定环的外表面设置有锁紧装置,锁紧装置的外表面设置有滑动板,滑动板的内表面滑动连接有支撑板,支撑板的外表面转动连接有第一转动杆,第一转动杆的内表面与滑动板的外表面转动连接,滑动板的外表面转动连接有第二转动杆,第二转动杆的内表面转动连接有连接板,连接板的外表面与滑动板的内表面滑动连接,滑动板的外表面固定连接有固定扣,固定扣的内表面固定连接有拉动柱,拉动柱的外表面固定连接有活动摩擦片,拉动柱的外表面滑动连接有固定摩擦片,达到了失速时减速以及锁紧防二次失速的目的。


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    Title :

    Accidental falling prevention speed reducer of mine hoist


    Additional title:

    一种矿井提升机的防意外坠落减速装置


    Contributors:
    LU JINSHENG (author) / CHEN CHUNLAI (author)

    Publication date :

    2023-12-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66D Haspeln , CAPSTANS



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