The invention relates to a mechanical overload protection device which comprises a flying ring, a sliding sleeve and a hook, wherein the sliding sleeve is internally provided with an upper slide block and a lower slide block, the upper and lower slide block are slidably matched with the sliding sleeve, the lower end of the flying ring is fixedly connected with the upper slide block through an upper pull rod, the upper end of the hook is fixedly connected with the lower slide block through a lower pull rod integrally formed therewith, a middle of the sliding sleeve is fixedly provided with a permanent magnet, the permanent magnet is located between the upper slide block and the lower slide block, and the permanent magnet is sucked to the upper slide block and the lower slide block at the same time. The design is not only simple and reliable in structure and low in cost, but also is easy to reduce and can be repeatedly used while overload separation is ensured.

    一种机械过载保护装置,包括吊环、滑套和挂钩,所述滑套内设有上滑块和下滑块,所述上滑块和下滑块均与滑套滑动配合,所述吊环的下端通过上拉杆与上滑块固定连接,所述挂钩的上端通过与其一体设置的下拉杆与下滑块固定连接;所述滑套的中部固定设置有永磁铁,所述永磁铁位于上滑块和下滑块之间,永磁铁同时与上滑块和下滑块相吸合。本设计不仅结构简单可靠,成本低廉,而且在保证过载脱开的同时易于还原,可反复利用。


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    Title :

    Mechanical overload protection device


    Additional title:

    一种机械过载保护装置


    Contributors:
    LIU ZHONGJIAN (author) / LI CHUNYANG (author) / ZHAO BAOSHUN (author) / CUI LONGFEI (author) / CAI JUNYANG (author) / LIU YUNBO (author) / ZHANG ZHEN (author)

    Publication date :

    2021-06-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66D Haspeln , CAPSTANS



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