Anti-scouring structure of composite containing ring

The invention provides a composite containing ring anti-scouring structure which comprises a containing ring, the containing ring is provided with a front end face, an outer wall face and an inner wall face, the outer wall face is attached to the inner wall face of a fan runner of an aero-engine, the containing ring is formed by stacking a plurality of fiber layers, the interface face of each fiber layer of the containing ring is a cylindrical face, and the outer wall face of each fiber layer is a cylindrical face; the cylindrical surface is coaxial with the containing ring; the retaining ring is attached to the front end face and part of the inner wall face of the containing ring, the retaining ring is formed by stacking a plurality of fiber layers, the portion, on the front end face, of the interface of each fiber layer of the retaining ring is a plane, and the plane is perpendicular to the axis of the containing ring; each fiber layer of the retaining ring is attached to the inner wall face along the inner