External accessory assembling frame of aviation auxiliary power device

The utility model discloses an external accessory assembling frame of an aviation auxiliary power device. The external accessory assembling frame comprises a frame body, rolling wheels arranged belowthe frame body, two gear box supporting columns arranged on the frame body and used for supporting a gear box, and a core machine supporting column arranged on the frame body and used for supporting acore machine. The utility model has the beneficial effects that the support height of the APU is increased by utilizing the gearbox support column and the core machine support column, so that the operation space at the lower part of the APU is increased, the APU is more convenient to disassemble and assemble, repeated hoisting by using additional equipment is avoided, the working difficulty is reduced, and the working efficiency is improved. 本实用新型公开了一种航空辅助动力装置外部附件装配车架，包括车架、设置在车架下方的滚轮、两个设置在车架上用于支撑齿轮箱的齿轮箱支柱和设置在车架上用于支撑核心机的核心机支柱。本实用新型的有益效果是：本方案利用齿轮箱支柱和核心机支柱增加对APU的支撑高度，从而增加APU下部的操作空间，使得APU的分解、装配更加方便，避免使用额外的设备反复吊装，降低了工作难度，有