Interstage coverplate assembly for arranging between adjacent rotor stages of a rotor assembly

摘要

An interstage coverplate assembly is provided for a rotor assembly. The coverplate assembly includes an annular first coverplate, an annular second coverplate and an annular coverplate lock that extends axially between and rotatably connects the first and the second coverplates. The first coverplate includes a plurality of coverplate tabs arranged circumferentially around an axial centerline. The coverplate lock includes a plurality of lock tabs arranged circumferentially around the centerline. A first of the lock tabs circumferentially engages a first of the coverplate tabs.

主权项

1. An interstage coverplate assembly for a turbine engine rotor assembly including a plurality of bladed rotor stages, each of the bladed rotor stages including a plurality of rotor blades connected to a rotor disk, the assembly comprising:
an annular first coverplate including a plurality of coverplate tabs arranged circumferentially around an axial centerline, wherein the first coverplate is configured to engage a first of the bladed rotor stages; an annular second coverplate configured to engage a second of the bladed rotor stages; and an annular coverplate lock extending axially between and rotatably connecting the first and the second coverplates, the coverplate lock including a plurality of lock tabs arranged circumferentially around the centerline, wherein a first of the lock tabs circumferentially engages a first of the coverplate tabs.