Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection

The trap panel structure can give full play to the role of dispersing load and reducing regional stress level. The force transfer characteristics of different types of trap panel structures are analyzed, and the main design points of trap panel structures are summarized. Taking the design of a certa...

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Main Authors: Tang Ping, Liu Ting, Zhang Mingxing
Format: Article
Language:zho
Published: Editorial Department of Advances in Aeronautical Science and Engineering 2019-04-01
Series:Hangkong gongcheng jinzhan
Subjects:
Online Access:http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2018065?st=article_issue
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author Tang Ping
Liu Ting
Zhang Mingxing
author_facet Tang Ping
Liu Ting
Zhang Mingxing
author_sort Tang Ping
collection DOAJ
description The trap panel structure can give full play to the role of dispersing load and reducing regional stress level. The force transfer characteristics of different types of trap panel structures are analyzed, and the main design points of trap panel structures are summarized. Taking the design of a certain type of aircraft with diagonal brace plate as an example, an improved scheme of diagonal brace plate structure(rigid connection of side brace plate and rear beam frame, full connection of lower side and joint strip plate) is proposed, and compared with the other two design schemes. The results show that the shear stresses of the upper wing and upper cabin of the improved brace plate structure are reduced by 19% and 23%, respectively, and the concentrated load of the rear beam frame is reduced by 67%. The structure has higher efficiency and better stability.
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spelling doaj.art-ea67bfa6674a4c9cabbd042088f1ec6c2022-12-22T02:49:20ZzhoEditorial Department of Advances in Aeronautical Science and EngineeringHangkong gongcheng jinzhan1674-81902019-04-0110221222010.16615/j.cnki.1674-8190.2019.02.01020190210Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage ConnectionTang Ping0Liu Ting1Zhang Mingxing2Aircraft Structure & Strength Engineering Institute, Shanghai Aircraft Design and Research Institute, Shanghai 201210, ChinaAircraft Structure & Strength Engineering Institute, Shanghai Aircraft Design and Research Institute, Shanghai 201210, ChinaAircraft Structure & Strength Engineering Institute, Shanghai Aircraft Design and Research Institute, Shanghai 201210, ChinaThe trap panel structure can give full play to the role of dispersing load and reducing regional stress level. The force transfer characteristics of different types of trap panel structures are analyzed, and the main design points of trap panel structures are summarized. Taking the design of a certain type of aircraft with diagonal brace plate as an example, an improved scheme of diagonal brace plate structure(rigid connection of side brace plate and rear beam frame, full connection of lower side and joint strip plate) is proposed, and compared with the other two design schemes. The results show that the shear stresses of the upper wing and upper cabin of the improved brace plate structure are reduced by 19% and 23%, respectively, and the concentrated load of the rear beam frame is reduced by 67%. The structure has higher efficiency and better stability.http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2018065?st=article_issuejointrear beamtrap panellanding gear compartmentstress distribution
spellingShingle Tang Ping
Liu Ting
Zhang Mingxing
Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection
Hangkong gongcheng jinzhan
joint
rear beam
trap panel
landing gear compartment
stress distribution
title Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection
title_full Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection
title_fullStr Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection
title_full_unstemmed Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection
title_short Analysis on Trap Panel Structure for Aircraft Outer Wing-fuselage Connection
title_sort analysis on trap panel structure for aircraft outer wing fuselage connection
topic joint
rear beam
trap panel
landing gear compartment
stress distribution
url http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2018065?st=article_issue
work_keys_str_mv AT tangping analysisontrappanelstructureforaircraftouterwingfuselageconnection
AT liuting analysisontrappanelstructureforaircraftouterwingfuselageconnection
AT zhangmingxing analysisontrappanelstructureforaircraftouterwingfuselageconnection