The invention discloses a special vehicle instrument board cross beam structure and a modal recognition method.The special vehicle instrument board cross beam structure comprises a cross beam body, the cross beam body comprises a first cross beam bent pipe, a second cross beam bent pipe and a third cross beam bent pipe which are connected in sequence, and fixing supports are arranged at the two ends of the cross beam body; a pipe column installation support is arranged on the first cross beam bent pipe, a lower bent part is arranged on the middle section of the second cross beam bent pipe, a center reinforcing support is arranged on the lower bent part, two short installation stand columns are integrally arranged at the bottom of the lower bent part, and a stand column reinforcing cross beam is arranged between the two short installation stand columns. A U-shaped air conditioner mounting bracket is arranged at the bottom of the third cross beam bent pipe; the device has the advantages of being high in inherent frequency, convenient to install and good in testing effect.

    本发明公开一种特种车辆仪表板横梁结构及模态识别方法,其中一种特种车辆仪表板横梁结构,包括横梁主体,所述横梁主体包含依次连接的横梁弯管一、横梁弯管二、横梁弯管三,所述横梁主体的两端设置有固定支架,所述横梁弯管一上设置有管柱安装支架,所述横梁弯管二的中段设有下弯部,所述下弯部上设置有中心加强支架,所述下弯部的底部一体设置有两根短安装立柱,两根所述短安装立柱之间设置有立柱加强横梁,所述横梁弯管三的底部设置有U型的空调机安装支架;本发明有着固有频率高、安装方便、测试效果好的优点。


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    Title :

    Special vehicle instrument board cross beam structure and modal identification method


    Additional title:

    一种特种车辆仪表板横梁结构及模态识别方法


    Contributors:
    SU JINTAO (author) / WU HUAWEI (author) / WU TI (author) / PENG ZHEN (author) / WEI CHANGYIN (author)

    Publication date :

    2025-01-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / G01H MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES , Messen von mechanischen Schwingungen oder Ultraschall-, Schall- oder Infraschallwellen / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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