Title:
TURBINE GUIDE VANE MOUNTING STRUCTURE AND TURBINE
Document Type and Number:
WIPO Patent Application WO/2023/232028
Kind Code:
A1
Abstract:
A turbine guide vane mounting structure, comprising an upper cover plate, a lower supporting plate and a turbine guide vane located between the upper cover plate and the lower supporting plate. The turbine guide vane comprises an upper edge plate adapted to match the upper cover plate and a lower edge plate adapted to match the lower supporting plate. The structure further comprises a plurality of balls which are arranged between the upper edge plate and the upper cover plate and/or between the lower edge plate and the lower supporting plate. The upper cover plate and/or the lower supporting plate further comprises grooves, and the grooves are used for bearing the balls, so that rolling fit is formed between the upper cover plate and the upper edge plate and/or between the lower edge plate and the lower supporting plate. According to the structure, the thermal mismatch problem can be alleviated. Also provided is a turbine.
Inventors:
CAO YUAN (CN)
HU SHOUFENG (CN)
HU SHOUFENG (CN)
Application Number:
PCT/CN2023/097110
Publication Date:
December 07, 2023
Filing Date:
May 30, 2023
Export Citation:
Assignee:
AECC COMMERCIAL AIRCRAFT ENGINE CO LTD (CN)
International Classes:
F01D9/02; F01D5/00; F01D25/00
Foreign References:
| CN106368742A | 2017-02-01 | |||
| CN205669410U | 2016-11-02 | |||
| US20200088048A1 | 2020-03-19 | |||
| US20080279679A1 | 2008-11-13 | |||
| US5431541A | 1995-07-11 | |||
| KR20180014953A | 2018-02-12 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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