Turbine engine casing

摘要

A turbine engine casing, including a substantially cylindrical wall and a single-piece annular panel for acoustic insulation mounted radially inside the wall, is provided. The panel includes a radially outer annular surface fitted with upstream and downstream first projecting members respectively arranged in the upstream and downstream portions of the radially outer annular surface of the panel. The wall includes a radially inner annular surface fitted with upstream and downstream second projecting members that are releasably fastened respectively to the upstream and downstream first projecting members.

主权项

1. A turbine engine casing comprising:
a cylindrical wall extending along a longitudinal axis; and a single-piece annular panel for acoustic insulation mounted radially inside the wall and extending along a longitudinal axis so as to be coaxial relative to the wall, the panel including a radially outer annular surface fitted with upstream and downstream first projecting members respectively arranged in upstream and downstream portions of the radially outer annular surface of the panel, the wall including a radially inner annular surface fitted with upstream and downstream second projecting members that are releasably fastened respectively to the upstream and downstream first projecting members, wherein each of the upstream or downstream first projecting members, or the upstream or downstream second projecting members comprises a first portion fastened to the panel or to the wall, respectively, and a second portion fastened to the corresponding opposite projecting member, the first portion being slidable relative to the second portion along the longitudinal axis of the panel and the longitudinal axis of the wall when fastened.