The invention belongs to the field of helicopter transmission systems, and particularly relates to a magnesium alloy casing anti-corrosion structure which comprises a magnesium alloy casing body, the magnesium alloy casing body comprises a main casing and a lubricating oil pool, the main casing is connected with the lubricating oil pool, the main casing is provided with a connecting leg, and a flow guide slope is arranged on the connecting portion of the connecting leg. According to the magnesium alloy casing, the flow guide slope is arranged on the connecting part, so that corrosive medium liquid can be discharged through the flow guide slope, the corrosive medium liquid is prevented from being accumulated on the connecting part for a long time, the connecting part is prevented from being corroded, and the service life of the magnesium alloy casing is prolonged.

    本发明属于直升机传动系统领域,具体涉及一种镁合金机匣防腐结构,包括镁合金机匣本体,所述镁合金机匣本体包括主机匣和滑油池,所述主机匣和所述滑油池连接,所述主机匣设置有连接腿,所述连接腿的连接部上设置有导流坡面。本发明通过在连接部上设置有导流坡面使腐蚀介质液体能够通过该导流坡面排出,避免该腐蚀性介质液体长时间积聚在连接部上,防止了连接部腐蚀,提高了镁合金机匣的使用寿命。


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    Title :

    Anticorrosion structure of magnesium alloy casing


    Additional title:

    一种镁合金机匣防腐结构


    Contributors:
    LI LIUYUAN (author) / LIU JIANWU (author) / ZENG YI (author) / CHEN ZHILAI (author) / WANG YONGHONG (author) / WANG YING (author) / LUO ZUOWEI (author)

    Publication date :

    2023-08-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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