The present invention relates to an interior trim panel comprising: an outer plate; an inner side plate; and a honeycomb core body which is located between the outer side plate and the inner side plate, and at least one micro through hole is formed in at least one of the outer side plate and the inner side plate in a penetrating mode. The interior trim panel can be used as a passenger cabin interior trim panel of a civil aircraft. According to the micro-perforated interior trim panel disclosed by the invention, the sound absorption performance in a passenger cabin of a civil aircraft can be improved on the premise of not increasing the weight; moreover, customized design can be carried out for a specific noise frequency spectrum, installation of equipment in the cabin is not affected, installation and maintenance are easy, the sound environment in the cabin of the civil aircraft is optimized, and competitiveness and economical efficiency are remarkably improved.

    本发明涉及一种内饰板,该内饰板包括:外侧板;内侧板;以及蜂窝芯体,所述蜂窝芯体位于所述外侧板与所述内侧板之间,其中,所述外侧板和所述内侧板的至少之一上穿设有至少一个微穿孔。本发明的内饰板能够用作为民用飞机的客舱内饰板。本发明的微穿孔内饰板不仅能够在不增加重量的前提下提高民用飞机客舱内的吸声性能,而且可以针对特定的噪声频谱进行定制化设计,且不影响舱内设备的安装,易于安装及维护,致力于优化民用飞机舱内声环境,显著提高竞争力和经济性。


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    Titel :

    Interior trim panel and application thereof


    Weitere Titelangaben:

    内饰板及其应用


    Beteiligte:
    LI CHENXI (Autor:in) / HU YING (Autor:in) / HE LIYAN (Autor:in) / RAN QING (Autor:in)

    Erscheinungsdatum :

    2020-06-05


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B64C AEROPLANES , Flugzeuge



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