FIELD: manufacture of fans; chemical, petrochemical and other industries. SUBSTANCE: fan has shaft, hub, disk with adapters having lugs evenly distributed over its circumference. Lugs have holes for receiving bolts. Fan has also blades whose roots having respective holes are mounted in adapters. Fan is additionally provided with fittings secured on the disk; adapters are secured on these fittings by means of bolted joints; holes for receiving bolts in adapters are made in form of slots to ensure turning of blades relative to their longitudinal axis. EFFECT: enhanced reliability. 5 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FAN | 1994 |
|
RU2113626C1 |
| AXIAL LOCKING PART JOINT | 0 |
|
SU1794213A3 |
| MODEL OF PIPELINE | 1991 |
|
RU2016273C1 |
| DEVICE FOR REMOVING RUBBER LAYER FROM HIGH PRESSURE HOSES WITH METALLIC BRAIDING | 1992 |
|
RU2078681C1 |
| GAS-TURBINE ENGINE BLADE STRUT INSERT AND ROTOR DISK UNIT | 2001 |
|
RU2281403C2 |
| ROTOR DISK OF GAS-TURBINE ENGINE (VERSIONS) | 2001 |
|
RU2281420C2 |
| IMPELLER OF AXIAL BLOWER | 2001 |
|
RU2205298C1 |
| UNIVERSAL DEVICE FOR ASSEMBLING PIPELINE PARTS | 2011 |
|
RU2477700C2 |
| TURBOJET LOW-PRESSURE COMPRESSOR LAST STAGE DISC | 2014 |
|
RU2565110C1 |
| MOUNTING UNIT FOR FAN BLADES | 2022 |
|
RU2787424C1 |
