The invention discloses a universal propeller protection device for a biplane, and belongs to the technical field of aircraft propeller protection devices. Comprising a propeller hub and propeller blades, the propeller hub is arranged on a biplane body, and the propeller blades are arranged on the two sides of the propeller hub; the protection barrel is used for protecting the propeller hub and is positioned on the outer wall of the propeller hub; the grooves are formed in the two sides of the protection cylinder, sliding grooves are formed in the grooves, and the number of the sliding grooves is two; the long rod is arranged in the groove; the number of the first dustproof cloths is two, and the two first dustproof cloths are located at the upper end and the lower end of the protection cylinder respectively. The problems that in the prior art, a protection device is complex in operation and troublesome to disassemble and assemble are solved, through the arrangement of the protection barrel, the dustproof cloth on the long rod and the first dustproof cloth, effective protection and dust prevention are achieved on the propeller hub, the propeller blades and the engine compartment, operation is easy, and disassembly and assembly are convenient and rapid.

    本发明公开了一种通用双翼飞机螺旋桨防护装置,属于飞机螺旋桨防护装置技术领域。包括桨毂和桨叶,所述桨毂设置在双翼飞机主体上,所述桨毂的两侧均设置有桨叶;还包括有:防护筒,用于防护桨毂的防护筒位于所述桨毂的外壁上;凹槽,其设置在防护筒的两侧,所述凹槽的内部设置有滑槽,且滑槽设置有两个;长杆,其设置在凹槽的内部;一号防尘布,所述一号防尘布设置有两个,两个所述一号防尘布分为位于防护筒的上端和下端。本发明解决了现有技术中防护装置操作复杂,拆装麻烦的问题,通过防护筒、长杆上的防尘布及一号防尘布的设置,对桨毂、桨叶和发动机舱起到了有效的防护防尘,且操作简单,拆装方便迅速。


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    Title :

    Propeller protection device for general biplane


    Additional title:

    一种通用双翼飞机螺旋桨防护装置


    Contributors:
    SUN FENGQIN (author) / ZHONG ZHIYONG (author) / TIAN YINQIAO (author) / TANG XUELIAN (author) / CUI ZHIHUA (author)

    Publication date :

    2023-04-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / B08B Reinigen allgemein , CLEANING IN GENERAL / B64C AEROPLANES , Flugzeuge



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