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REAR AERODYNAMIC FAIRING OF AIRCRAFT ENGINE MAT

机译:飞机发动机垫的后空气动力学特性

摘要

The invention aims to overcome the problems of deformation and vibration of a rear aerodynamic fairing by providing a structural connection to pass the forces and hold the entire fairing without passing through the panels. A rear aerodynamic fairing (5) of an aircraft engine mount (4) (4) comprises upper longitudinal members (L1), transverse ribs (50), lower longitudinal members (L3) and an edge leakage (55), the upper longitudinal members (L1) and lower (L3) joining together. In this fairing, a structural frame (59) is formed according to a profile open towards the outside of the fairing (5). The frame (59) comes, in a first end portion (E5), to fit in continuity with the lower longitudinal members (L3) between an end portion (P3) of the lower longitudinal members (L3) and ends (5e ) at least one transverse rib (50). This framework extends between the lower spars (L3) and the upper spars (L1) on a rectilinear central portion (29) inclined relative to said first end portion (E5), and comes in a second end portion (E4) in continuity against a portion (P1) of the upper longitudinal members L1), parallel to said first end (E5).
机译:本发明旨在通过提供一种结构连接来传递力并保持整个整流罩而不通过面板来克服后空气动力学整流罩的变形和振动的问题。飞机发动机支架(4)(4)的后部空气动力学整流罩(5)包括上纵向构件(L1),横向肋(50),下纵向构件(L3)和边缘泄漏(55),上纵向构件(L1)和下部(L3)连接在一起。在该整流罩中,根据朝向整流罩(5)的外部开口的轮廓形成结构框架(59)。框架(59)在第一端部(E5)上与下纵向构件(L3)连续地装配在下纵向构件(L3)的端部(P3)和端部(5e)之间。一横肋(50)。该框架在相对于所述第一端部(E5)倾斜的直线中央部分(29)上在下翼梁(L3)和上翼梁(L1)之间延伸,并且连续地抵靠着第二端部(E4)进入第二端部(E4)。上纵向构件L1)的第一部分(P1)平行于所述第一端(E5)。

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