Turbine interstage outer flow channel stator piece connecting structure

• Main Authors: MA SHIYAN, LI HONGLEI, LIU WENDONG, LIU MEI, YUAN CHANG, TIAN JING, CAO MAOGUO, ZHAN YUEXIN, CHENG RONGHUI
• Format: Patent
• Language: Chinese; English
• Published: 15.03.2024
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; WEAPONS

The invention provides a turbine interstage outer flow channel stator part connecting structure, and belongs to the technical field of aero-engines. The rear mounting edge of the low-pressure turbine guide vane is inserted into a casing rear hook of the low-pressure turbine casing, and axial positioning is achieved through a check block assembled in a groove in the rear side of the casing rear hook; the high-pressure outer ring mounting ring is connected to the low-pressure turbine case, and a mounting ring front mounting structure and a mounting ring rear hook are arranged on the inner side of the high-pressure outer ring mounting ring; the high-voltage outer ring is provided with a matching installation structure and a rear groove, the matching installation structure is matched with the installation ring front installation structure and the installation ring rear hook, and the high-voltage outer ring and the high-voltage outer ring installation ring are installed in a matched mode to form a high-voltage out