FIELD: aircraft engine building.
SUBSTANCE: invention relates to coupling of jet nozzle and aircraft nacelle. Device for connection of outer surface of jet nozzle (2) of engine and aircraft nacelle (1) includes ring of elastic elements (3), having external and internal flaps, One end is connected with flange. Flange is located on engine nacelle outlet part. Free end of inner flaps adjoins outer surface of jet nozzle. Device is equipped with a spacer and a clamping element. Ends of outer and inner shutters are fixed on flange with spacer arranged between them. Geometry of spacer provides required profile of outer flap, which is consistent with theoretical contour of aircraft. Clamping element is made enveloping the inner flaps so that their free ends adjoin the outer surface of the jet nozzle. Each outer and inner flaps are additionally rigidly interconnected at one point.
EFFECT: device provides tight joint and required geometrical transition of nozzle outer surface with nacelle, minimum wear during engine operation, is easy-to-manufacture and has reduced weight.
6 cl, 3 dwg
Title | Year | Author | Number |
---|---|---|---|
DEVICE FOR ARTICULATION OF OUTER SURFACE OF ENGINE SWIVEL PROPULSIVE JET NOZZLE AND AIRCRAFT ENGINE NACELLE | 1998 |
|
RU2143577C1 |
DEVICE FOR ARTICULATING THE OUTER SURFACE OF THE ROTARY JET NOZZLE OF THE TURBOJET ENGINE AND THE AIRCRAFT ENGINE NACELLE | 2017 |
|
RU2647018C1 |
HYBRID JET ENGINE | 2005 |
|
RU2272926C1 |
DEVICE FOR ARTICULATING THE OUTER SURFACE OF THE ENGINE VECTORABLE JET NOZZLE AND THE AIRCRAFT ENGINE NACELLE | 2017 |
|
RU2656172C1 |
AIRCRAFT JET ENGINE OUTLET DEVICE | 2008 |
|
RU2367810C1 |
ADJUSTABLE TURBOJET NOZZLE | 2021 |
|
RU2774568C1 |
INTEGRATED TECHNOLOGY OF OPERATION AND PRODUCTION "MAXINIO" TRANSPORT FACILITIES: VTOL ELECTRIC AIRCRAFT (VERSIONS), ELECTRIC AIRCRAFT UNITS AND METHODS OF EMPLOYMENT ELECTRIC AIRCRAFT AND ITS PARTS | 2010 |
|
RU2466908C2 |
DEVICE TO JOINT TURBOJET ENGINE HINGED JET NOZZLE WITH THE AIRPLANE ENGINE NACELLE | 2006 |
|
RU2328613C1 |
DEVICE FOR TURNING THE FLAT NOZZLE OF THE TURBOJET ENGINE | 2017 |
|
RU2649723C1 |
FULLY-VARIABLE REACTIVE NOZZLE OF GAS-TURBINE ENGINE WITH ALL ASPECT THRUST VECTOR DEFLECTION | 2002 |
|
RU2229613C1 |
Authors
Dates
2021-02-19—Published
2019-10-23—Filed