The locking and releasing device comprises a shell, a separating and unlocking assembly and a triggering assembly, the separating and unlocking assembly comprises the separating nut for locking a pressing rod, a pin roller and a nut support, the nut support is in sliding fit with the shell in the Y-axis direction, the nut support is provided with a separating nut mounting cavity, and the separating nut mounting cavity is communicated with the pin roller. The nut support is provided with a separation nut installation cavity, the separation nut is installed in the separation nut installation cavity, the separation nut is formed by combining at least two split nuts, the split nuts are provided with roller installation grooves, the rollers are arranged on the roller installation grooves, and the rollers are clamped between the nut support and the split nuts. The invention further provides a spacecraft. The device has the beneficial effects that an initiating explosive device is omitted, and the device has the characteristics of being small in space proportion, low in impact, high in safety, convenient to install and the like.

    本发明提供了一种基于分离螺母的锁紧释放装置,包括壳体、分离解锁组件和触发组件,所述分离解锁组件包括锁紧压紧杆的分离螺母、滚柱及螺母支架,所述螺母支架与所述壳体沿Y轴方向滑动配合,所述螺母支架具有分离螺母安装腔体,所述分离螺母安装在所述分离螺母安装腔体之内,所述分离螺母由至少两个分瓣螺母组合而成,所述分瓣螺母上设有滚柱安装凹槽,所述滚柱设置在所述滚柱安装凹槽上,所述滚柱夹紧在所述螺母支架、分瓣螺母之间。本发明还提供了一种航天器。本发明的有益效果是:取消了火工品,具有空间占比小,低冲击、高安全性、便于安装等特点。


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    Title :

    Locking and releasing device based on separation nut and spacecraft


    Additional title:

    一种基于分离螺母的锁紧释放装置及航天器


    Contributors:
    WEI FENG (author) / TANG XINCHUN (author) / GAO GE (author) / LIU XUEFENG (author) / WANG TIANGANG (author) / HAN FEI (author)

    Publication date :

    2023-04-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64G Raumfahrt , COSMONAUTICS



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