首页> 外国专利> PROCESS FOR EXTRACTING A FOREIGN BODY NECKED IN A HIGH PRESSURE DISTRIBUTOR BLADE

PROCESS FOR EXTRACTING A FOREIGN BODY NECKED IN A HIGH PRESSURE DISTRIBUTOR BLADE

机译:提取高压分配器叶片中的异物的方法

摘要

The invention relates to a method of extracting at least one foreign body nestled within a blade (110) of a high pressure distributor (100) of a turbojet, said high pressure distributor comprising blades (110). hollow and fixed between two annular shrouds forming a gas circulation stream, each blade being coated with a thermal barrier and pierced with at least one cavity at least partially blocked by a first closure plate (140), brazed, comprising the following operations: - cutting (310) of the first closure plate, - extraction (320) of the foreign body from the cavity, - endoscopic inspection (330) of a space inside the cavity so as to verify that no body foreign remains, - positioning (340) of a second closure plate on the cavity, and - brazing (350) of the second closure plate directly on the distributor with the blades coated with the thermal barrier.
机译:本发明涉及一种提取位于涡轮喷气发动机的高压分配器(100)的叶片(110)内的至少一个异物的方法,所述高压分配器包括叶片(110)。空心并固定在两个形成气体循环流的环形罩之间,每个叶片上都涂有隔热层,并刺穿至少一个至少部分地被钎焊的第一封闭板(140)阻挡的空腔,包括以下操作:-切割(310)第一封闭板(310),-从空腔中抽出异物(320),-内窥镜检查(330)空腔内的空间,以确认没有异物残留,-定位(340)在空腔上的第二封口板,以及-第二封口板直接在分配器上钎焊(350),且叶片涂有隔热层。

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