Title:
AERO-ENGINE COMPRESSOR, AND ADJUSTABLE STATOR BLADE POSITION MAINTAINING STRUCTURE THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/095719
Kind Code:
A1
Abstract:
An adjustable stator blade position maintaining structure (2) for an aero-engine compressor, which keeps an adjustable stator blade (3) at a preset position when a compressor works, thereby improving the pneumatic performance of the compressor. The adjustable stator blade position maintaining structure (2) comprises a positioning section (5), a limiting section (7) and a force transmission section (6), wherein the positioning section (5) is mounted in a mounting hole (11) in a casing (1); the limiting section (7) is cone-shaped and thus fits into a conical hole (12) in the top of a journal of the adjustable stator blade (3); and the force transmission section (6) is connected between the positioning section (5) and the limiting section (7) so as to transmit a load from the limiting section (7) to the positioning section (5).
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Inventors:
WANG JIAGUANG (CN)
ZHU BIN (CN)
ZHANG MIAOMIAO (CN)
GAO HAOMAI (CN)
CAO CHUANJUN (CN)
ZHU BIN (CN)
ZHANG MIAOMIAO (CN)
GAO HAOMAI (CN)
CAO CHUANJUN (CN)
Application Number:
PCT/CN2021/125464
Publication Date:
May 12, 2022
Filing Date:
October 22, 2021
Export Citation:
Assignee:
AECC SHANGHAI COMMERCIAL AIRCRAFT ENGINE MFG CO LTD (CN)
AECC COMMERCIAL AIRCRAFT ENGINE CO LTD (CN)
AECC COMMERCIAL AIRCRAFT ENGINE CO LTD (CN)
International Classes:
F04D29/54
Foreign References:
| CN112096658A | 2020-12-18 | |||
| CN106089810A | 2016-11-09 | |||
| CN106194843A | 2016-12-07 | |||
| CN202690536U | 2013-01-23 | |||
| CN203717458U | 2014-07-16 | |||
| CN206503781U | 2017-09-19 | |||
| CN106545524A | 2017-03-29 | |||
| US4867635A | 1989-09-19 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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