The invention provides a crane girder. The crane girder comprises a girder body; the pair of trolley tracks are connected to the two sides of the girder body respectively; and the noise reduction layer is arranged on the girder body close to the trolley track. According to the crane girder provided by the embodiment of the invention, the structural vibration energy can be absorbed, and the generation of noise is effectively reduced.

    本发明提供一种起重机大梁,包括:大梁本体;一对小车轨道,一对所述小车轨道分别连接在所述大梁本体的两侧;降噪层,所述降噪层设置在靠近所述小车轨道的所述大梁本体上。根据本发明实施例的起重机大梁,能够吸收结构振动能量,有效降低噪音的产生。


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    Title :

    Crane girder


    Additional title:

    一种起重机大梁


    Contributors:

    Publication date :

    2023-12-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES



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