The invention relates to a device and method for measuring the airtightness of an inclined airtight floor in an aircraft floor structure, and the device comprises an airtight box, an upper cover plate, and a lower cover plate. The inner side of the airtight box is provided with an airtight measurement mounting edge, the upper and lower ends are opened, and the outer walls of the upper and lower ends are respectively provided with an upper concentric-square-shaped skirt edge and a lower concentric-square-shaped skirt edge; the air tightness measurement mounting edge is used for mounting an inclined airtight floor; a part above the air tightness measurement mounting edge in the air tightness box is an air tightness measurement space, and an air pressure loading space is arranged below the air tightness measurement mounting edge; an air pressure detection port, a flowmeter mounting port, a pressurizing air inlet and a pressurizing air outlet are formed in the side wall of the airtight box; the air pressure detection port and the flowmeter mounting port are communicated with the air tightness measurement space; the pressurizing air inlet and the pressurizing air outlet are communicated with the air pressure loading space; the upper cover plate is connected to the upper rectangular-ambulatory-plane skirt edge; and the lower cover plate is connected to the lower rectangular-ambulatory-plane skirt edge.
本申请涉及一种飞机地板结构中斜气密地板气密性测量装置及其方法,其中,飞机地板结构中斜气密地板气密性测量装置,包括气密盒、上盖板、下盖板;气密盒内侧具有气密性测量安装边,上下两端开口,且上下两端的外壁上分别具有上回字型裙边、下回字型裙边;气密性测量安装边用以安装斜气密地板;气密盒内位于气密性测量安装边上方的部位为气密性测量空间,下方为气压加载空间;气密盒侧壁上,具有气压检测口、流量计安装口、充压进气口、充压排气口;气压检测口、流量计安装口连通气密性测量空间;充压进气口、充压排气口连通气压加载空间;上盖板连接在上回字型裙边上;下盖板连接在下回字型裙边上。
Device and method for measuring air tightness of inclined airtight floor in aircraft floor structure
一种飞机地板结构中斜气密地板气密性测量装置及其方法
2024-12-27
Patent
Electronic Resource
Chinese
IPC: | G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen |
Inclined airtight floor strength test loading structure in aircraft main landing gear cabin
European Patent Office | 2023
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