The invention discloses a device for suppressing vibration noise of an automobile body structure. The device comprises an automobile bottom plate and is characterized in that a first connecting rod iswelded and installed at the bottom of the automobile bottom plate, an automobile body vibration suppression device is arranged below the automobile bottom plate, the automobile body vibration suppression device comprises automobile wheels arranged below the automobile bottom plate, annular iron plates are connected to the interiors of the automobile wheels through bearings, wheel bearings are connected to the interiors of the annular iron plates through bearings, second connecting rods are fixedly installed on the surfaces of the annular iron plates, third connecting rods are connected to thetail ends of the second connecting rods through bearings, pistons are welded and installed at the tail ends of the third connecting rods, air cylinders are slidably connected to the outer sides of the third connecting rods, air bags are arranged in the air cylinders, and a wheel shaft is connected to the top end of a connecting plate through a bearing. The device has the characteristics of simpleand light structure and capability of suppressing noise from the source.

    本发明公开了一种汽车车身结构振动噪声的抑制装置,包括汽车底板,其特征在于:所述汽车底板的底部焊接安装有第一连接杆,所述汽车底板的下方设置有汽车车身振动抑制装置,所述汽车车身振动抑制装置包括汽车底板下方设置的汽车车轮,所述汽车车轮的内部通过轴承连接有环形铁板,所述环形铁板的内部通过轴承连接有车轮轴承,所述环形铁板的表面固定安装有第二连接杆,所述第二连接杆的末端通过轴承连接有第三连接杆,所述第三连接杆的末端焊接安装有活塞,所述第三连接杆的外侧滑动连接有气缸,所述气缸的内部设置有气囊,所述连接板的顶端通过轴承链接有车轮轴,本发明,具有结构简单轻便、从根源上抑制噪声的特点。


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    Title :

    Device for suppressing vibration noise of automobile body structure


    Additional title:

    一种汽车车身结构振动噪声的抑制装置


    Contributors:

    Publication date :

    2020-12-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES



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