The invention discloses an anti-floating screw for a space station. The anti-floating screw comprises a pre-embedded block arranged at a connector of an interior trim panel, a special-shaped screw, an opposite-jacking rotary piece, a blanking cap and a matching screw; a first mounting cavity is formed in the pre-embedded block; one end of the special-shaped screw is in threaded connection with the first mounting cavity of the pre-embedded block, the other end of the special-shaped screw penetrates through the pre-embedded block and extends out of the interior trim panel, and a second mounting cavity is formed in the special-shaped screw; the opposite-jacking rotary piece is in threaded connection with the first mounting cavity of the pre-embedded block, the opposite-jacking rotary piece is attached to the special-shaped screw, and a third mounting cavity is formed in the opposite-jacking rotary piece; the blanking cap is in threaded connection with the third mounting cavity of the opposite top rotary piece, the blanking cap and the second mounting cavity form a containing limiting cavity, and a receding opening is formed in the blanking cap; and the nut end of the matching screw is arranged in the second mounting cavity, the screw rod end of the matching screw penetrates through and extends out of the special-shaped screw, and the size of the nut of the matching screw is larger than that of the avoiding opening.

    本发明公开了一种空间站用防漂螺钉,包括:预埋块,预埋块设置在内饰板的接口处,预埋块的内部设有第一安装腔;异形螺钉,异形螺钉的一端与预埋块的第一安装腔螺纹连接,且使得异形螺钉的另一端贯穿预埋块且延伸出内饰板设置,异形螺钉内开设有第二安装腔;对顶旋片,对顶旋片与预埋块的第一安装腔螺纹连接,且对顶旋片与异形螺钉相贴合,对顶旋片内开设有第三安装腔;堵盖,堵盖与对顶旋片的第三安装腔螺纹连接,且堵盖和第二安装腔形成了容纳限位腔,堵盖上开设有避让口;配合螺钉,配合螺钉的螺帽端设置在第二安装腔内,配合螺钉的螺杆端贯穿且延伸出异形螺钉设置,配合螺钉的螺帽尺寸大于避让口的尺寸。


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    Title :

    Anti-floating screw for space station


    Additional title:

    一种空间站用防漂螺钉


    Contributors:
    SI GUANGYAO (author) / QI HUANZHANG (author) / HUANG HUAZHENG (author) / WU WANI (author) / JIANG LIN (author) / LONG YIXING (author)

    Publication date :

    2021-05-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES , Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile / B64G Raumfahrt , COSMONAUTICS






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