CN105564633A

CN105564633A - Wing flap lift enhancement type joined-wing airplane with approximately horizontal rotation propellers

Info

Publication number: CN105564633A
Application number: CN201510715842.XA
Authority: CN
Inventors: 龙川
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-10-22
Filing date: 2015-10-22
Publication date: 2016-05-11

Abstract

The invention discloses a wing flap lift enhancement type joined-wing airplane with approximately horizontal rotation propellers. The wing flap lift enhancement type joined-wing airplane comprises sweepback anterior wings, sweepforward posterior wings, an airframe and a vertical tail consisting of a vertical stabilizer and a rudder, and electric ducted fans are arranged in the wingspan middles of the anterior wings and the posterior wings on two sides of the airframe and are hung at the front edges of the anterior wings and the posterior wings through pylons. Rotating shafts are arranged at the rear ends of the pylons and are connected to the front edges of the anterior wings and the posterior wings. The electric ducted fans rotate in a direction directly facing the front edges of the anterior wings and the posterior wings through the approximately horizontal rotation of the rotating shafts of the pylons, and trailing edge slats of the anterior wings and the posterior wings extend out, so that the wing flap lift enhancement type joined-wing airplane with the approximately horizontal rotation propellers can take off and land vertically; the electric ducted fans rotate along a direction towards a longitudinal axis of the joined-wing airplane through the approximately horizontal rotation of the rotating shafts of the pylons, and the trailing edge slats of the anterior wings and the posterior wings retract, so that the wing flap lift enhancement type joined-wing airplane with the approximately horizontal rotation propellers can fly at a high speed horizontally.

Description

Level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft

Technical field

The present invention relates to a kind of connecting wing aircraft, particularly a kind of level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft.

Background technology

Existing wing flap lift-rising aircraft comprises the YC14 proof machine of the U.S., YC15 proof machine and C17 transport plane, Muscovite AN72 transport plane, YC15 and C17 is the design of lower aerofoil blown flap lift-rising, YC14 and AN72 is the design of top airfoil blown flap lift-rising, the four kinds of aircrafts adopting these two kinds to design can realize short take-off and landing (STOL), but are subject to the restriction of jet engine number of units and the span, are difficult to reach vertical takeoff and landing.

Chinese invention patent 201510232718.8 discloses a kind of distributed electric ducted fan wing flap high-lift system and hovercar thereof, this distributed electric ducted fan wing flap high-lift system adopts top airfoil blown flap lift-rising, corresponding hovercar is enable to realize vertical takeoff and landing, but this distributed electric ducted fan wing flap high-lift system is set to the straight wing on this kind of hovercar, although can vertical takeoff and landing be realized like this, but during horizontal flight, resistance is comparatively large, and forward flight speed is relatively low.

Chinese invention patent 201510297892.0 discloses a kind of aircraft using distributed electric ducted fan wing flap high-lift system, this aircraft can take corresponding more people, but in order to can vertical takeoff and landing be realized, distributed electric ducted fan wing flap high-lift system is set to the straight wing of the large span on this kind of aircraft, thus horizontal flight resistance is also larger, forward flight speed is relatively low, take up an area wider simultaneously, and because adopt the cantilever wing of the large span, wing is in order to reach enough Rigidity and strengths, and structural weight is larger.

Existing connecting wing airplane design, comprise the front wing of sweepback and the rear wing of sweepforward, fuselage, the vertical tail that fixed fin and yaw rudder are formed, front wing has the dihedral angle, rear wing has inverted diherdral, and the wing root of front wing is connected to fuselage head, and the wing root of rear wing is connected to vertical tail wingtip, the wingtip of front wing and rear wing is by wingtip end plate connection, such aircraft wing and fuselage composition framed structure, lightweight, strength and stiffness are large; Front wing sweepback, rear wing sweepforward, thus resistance is little, and corresponding forward flight speed is high; Maximum trim lift coefficient is high in addition, and stability and control is good, takes up an area not wide.But existing this airplane design can only slide race landing, is difficult to accomplish vertical takeoff and landing.

Existing variable sweep aircraft adopts wing can rotate the design of change between straightened condition and sweepback state, to tackle sliding situation of running landing and high-speed flight respectively, this design is provided with pivot at the root of wing, be pivotally connected in fuselage side, because wing is heavier, the pivot of wing will bear very large load, pivot relative set very large very heavy, which increase the weight of aircraft, have impact on the performance of aircraft.

Summary of the invention

Object of the present invention is just to provide a kind of level of approximation and rotates propelling unit wing flap lift-rising connecting wing aircraft, this level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft can realize vertical takeoff and landing, and horizontal flight resistance is little, forward flight speed is high, strength and stiffness are large simultaneously, lightweight, the span is less, takes up an area few.

This level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, comprise the front wing of sweepback and the rear wing of sweepforward, fuselage, the vertical tail of fixed fin and yaw rudder composition, front wing has the dihedral angle, rear wing has inverted diherdral, the wing root of front wing is connected to fuselage head, the wing root of rear wing is connected to vertical tail wingtip, the wingtip of front wing and rear wing is by wingtip end plate connection, it is characterized in that: in the middle part of the front wing of fuselage both sides and the span of rear wing, be all provided with propelling unit, propelling unit is arranged on the leading edge of front wing and rear wing by hanger, hanger front portion is connected with propelling unit, hanger rear end has rotating shaft, rotating shaft is connected to the leading edge of front wing and rear wing, rotated by the level of approximation being arranged on the rotating shaft of the hanger on front wing, the hanger that front wing is arranged and propelling unit can just to front noses of wing with forward rotate between Liang Ge orientation, connecting wing aircraft longitudinal axis direction, rotated by the level of approximation being arranged on the rotating shaft of the hanger on rear wing, the hanger that rear wing is arranged and propelling unit can just to rear noses of wing with forward rotate between Liang Ge orientation, connecting wing aircraft longitudinal axis direction, front wing and rear wing have trailing edge flap.

Propelling unit is arranged on the leading edge in the middle part of the span of front wing and rear wing by hanger, and the rotating shaft of hanger rear end is arranged on the leading edge of front wing and rear wing, like this, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs to take off vertically, by the rotation of the level of approximation of the rotating shaft of hanger, hanger and propelling unit turn to the orientation just to front wing and rear nose of wing, under the trailing edge flap of simultaneously front wing and rear wing partially, the air-flow of propelling unit blowout will interact fully with wing and lower inclined trailing edge flap, and produce lift upwards due to the principle of externally blown flap lift-rising, the front wing of propelling unit wing flap lift-rising connecting wing aircraft is rotated and rear wing is all provided with propelling unit due to level of approximation, and front wing and rear wing have trailing edge flap, therefore front wing and rear wing are all because above-mentioned principle produces lift upwards, level of approximation rotates the therefore longitudinal trim of propelling unit wing flap lift-rising connecting wing aircraft, add because connecting wing aircraft is symmetrical, laterally also can trim, thus this level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and can be taken off vertically, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs horizontal flight, by the rotation of the level of approximation of the rotating shaft of hanger, hanger and propelling unit transfer the orientation in forward connecting wing aircraft longitudinal axis direction to, front wing and rear wing pack up trailing edge flap simultaneously, propelling unit blowout air-flow advances connecting wing aircraft to advance, front wing and rear wing produce aerodynamic lift because of flying speed, and level of approximation rotates the therefore longitudinal trim of propelling unit wing flap lift-rising connecting wing aircraft, add connecting wing aircraft symmetrical, so lateral trim, thus this level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is entered level flight condition, simultaneously due to the front wing sweepback of connecting wing aircraft, rear wing sweepforward, resistance is relatively little, thus this level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft can horizontal high-speed flight, because level of approximation rotates the front wing of propelling unit wing flap lift-rising connecting wing aircraft and rear wing and fuselage composition framed structure, so strength and stiffness are large, lightweight, the span is less, takes up an area few.

Beneficial effect of the present invention: this level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, due to propelling unit can just to front wing and rear nose of wing and forward between Liang Ge orientation, connecting wing aircraft longitudinal axis direction level of approximation rotate, and front wing and rear wing have trailing edge flap, add the sweepback of connecting wing aircraft front wing, rear wing sweepforward, resistance is relatively little, so this level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft can realize vertical takeoff and landing and horizontal high-speed flight, strength and stiffness are large simultaneously, lightweight, the span is less, takes up an area few.

Accompanying drawing explanation

Fig. 1 is the front perspective view that level of approximation of the present invention rotates the first embodiment vertical takeoff and landing state of propelling unit wing flap lift-rising connecting wing aircraft;

Fig. 2 is the front perspective view that level of approximation of the present invention rotates the first embodiment level flight condition of propelling unit wing flap lift-rising connecting wing aircraft;

Fig. 3 is the rear perspective view that level of approximation of the present invention rotates propelling unit wing flap lift-rising connecting wing aircraft the second embodiment vertical takeoff and landing state;

Fig. 4 is the front perspective view that level of approximation of the present invention rotates propelling unit wing flap lift-rising connecting wing aircraft the second embodiment level flight condition;

In figure: 1. front wing; 2. rear wing; 3. fuselage; 4. wingtip end plate; 5. standard duct; 6. fan; 7. electrical motor; 8. braced wing; 9. linear pattern hanger; 10. disc structure; The sub-wing of 11a. front wing; The sub-wing of 11b. rear wing; 12a. front wing trailing edge flap; 12b. rear wing trailing edge flap; 13a. front wing spoiler; 13b. rear wing spoiler; 14. passenger cabins; 15. fixed fins; 16. yaw rudders; 17. wheeled rear alighting gears; 18. wheeled nose-gears; 19. wheeled side alighting gears; 20. fairings; 21. inlet channels; 22. luggage compartment doors; 23. modification ducts; 24 shaped form hangers; 25 cargo holds; Alighting gear after 26. rod-types; 27. rod-type side alighting gears.

Detailed description of the invention

Below in conjunction with drawings and Examples, the present invention is described in further detail.

As Fig. 1, 2, 3, shown in 4, level of approximation of the present invention rotates propelling unit wing flap lift-rising connecting wing aircraft, comprise the front wing 1 of sweepback and the rear wing 2 of sweepforward, fuselage 3, the vertical tail that fixed fin 15 and yaw rudder 16 form, front wing 1 has the dihedral angle, rear wing 2 has inverted diherdral, the wing root of front wing 1 is connected to fuselage 3 head, the wing root of rear wing 2 is connected to vertical tail wingtip, front wing 1 is connected by wingtip end plate 4 with the wingtip of rear wing 2, it is characterized in that: in the middle part of the front wing 1 of fuselage 3 both sides and the span of rear wing 2, be all provided with propelling unit, propelling unit is arranged on the leading edge of front wing 1 and rear wing 2 by hanger, hanger front portion is connected with propelling unit, hanger rear end has rotating shaft, rotating shaft is connected to the leading edge of front wing 1 and rear wing 2, rotated by the level of approximation being arranged on the rotating shaft of the hanger on front wing 1, the hanger that front wing 1 is arranged and propelling unit can just to front wing 1 leading edges with forward rotate between Liang Ge orientation, connecting wing aircraft longitudinal axis direction, rotated by the level of approximation being arranged on the rotating shaft of the hanger on rear wing 2, the hanger that rear wing 2 is arranged and propelling unit can just to rear wing 2 leading edges with forward rotate between Liang Ge orientation, connecting wing aircraft longitudinal axis direction, front wing 1 and rear wing 2 have trailing edge flap.

Propelling unit is arranged on the leading edge in the middle part of the span of front wing 1 and rear wing 2 by hanger, and the rotating shaft of hanger rear end is arranged on the leading edge of front wing 1 and rear wing 2, like this, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs to take off vertically, rotated by the level of approximation of the rotating shaft of hanger, hanger and propelling unit turn to the orientation just to front wing 1 and rear wing 2 leading edge, under the trailing edge flap of simultaneously front wing 1 and rear wing 2 partially, the air-flow of propelling unit blowout will interact fully with wing and lower inclined trailing edge flap, and produce lift upwards due to the principle of externally blown flap lift-rising, the front wing 1 of propelling unit wing flap lift-rising connecting wing aircraft is rotated and rear wing 2 is all provided with propelling unit due to level of approximation, and front wing 1 and rear wing 2 have trailing edge flap, therefore front wing 1 and rear wing 2 are all because above-mentioned principle produces lift upwards, level of approximation rotates the therefore longitudinal trim of propelling unit wing flap lift-rising connecting wing aircraft, add because connecting wing aircraft is symmetrical, laterally also can trim, thus this level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and can be taken off vertically, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs horizontal flight, rotated by the level of approximation of the rotating shaft of hanger, hanger and propelling unit transfer the orientation in forward connecting wing aircraft longitudinal axis direction to, front wing 1 and rear wing 2 pack up trailing edge flap simultaneously, propelling unit blowout air-flow advances connecting wing aircraft to advance, front wing 1 and rear wing 2 are because of flying speed generation aerodynamic lift, and level of approximation rotates the therefore longitudinal trim of propelling unit wing flap lift-rising connecting wing aircraft, add connecting wing aircraft symmetrical, so lateral trim, thus this level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is entered level flight condition, simultaneously due to front wing 1 sweepback of connecting wing aircraft, rear wing 2 sweepforward, resistance is relatively little, thus this level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft can horizontal high-speed flight, rotate the front wing 1 of propelling unit wing flap lift-rising connecting wing aircraft and rear wing 2 and fuselage 3 due to level of approximation and form framed structure, so strength and stiffness are large, lightweight, the span is less, takes up an area few.

Front wing 1, the first embodiment of rear wing 2 and propelling unit combination: as Fig. 1, shown in 2, described propelling unit is electric ducted fan, and duct is standard duct 5, standard duct 5 admission port is circular, and rotate to adapt to fan, exhausr port is also circular; Electric ducted fan is arranged on the lower aerofoil leading edge locus of front wing 1 and rear wing 2 by hanger, and the adjacent front wing 1 of slip-stream that standard duct 5 exhausr port of electric ducted fan is blown out and rear wing 2 lower aerofoil flow through; The trailing edge flap of front wing 1 and rear wing 2 is all trailing edge slat.

The present embodiment is lower aerofoil blown flap lift-rising, propelling unit is electric ducted fan, and electric ducted fan adopts pure electronic or oil electric mixed dynamic system, uses wire conduct power, can adopt distributed setting easily like this, carry out lower aerofoil blown flap lift-rising to coordinate with wing better, the present embodiment electric ducted fan duct used is standard duct 5, namely common duct, and standard duct 5 admission port is circular, and rotate to adapt to fan, exhausr port also be circle, electric ducted fan is arranged on the lower aerofoil leading edge locus of front wing 1 and rear wing 2 by hanger, and the adjacent front wing 1 of the slip-stream that standard duct 5 exhausr port is blown out and rear wing 2 lower aerofoil flow through, like this, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs vertical takeoff and landing, by the rotation of the level of approximation of hanger rear end rotating shaft, hanger and electric ducted fan turn to the orientation just to front wing 1 and rear wing 2 leading edge, now put down the trailing edge slat of front wing 1 and rear wing 2, and electric ducted fan is started working, the blocking and deflecting of the trailing edge slat that put down of fan slip of standard duct 5 exhausr port blowout, to back lower place blowout, two power can be produced like this: one is that the fan slip blowing to the back lower place produces the thrust of forward upward, two is that fan slip flows to the top airfoil of trailing edge slat by the gap of slat, pulls the air-flow of front wing top airfoil to flow backward, and due to inclined under trailing edge slat, makes wing generation lift rearwardly and upwardly, the suitable aforesaid downward angle degree that trailing edge slat is set, make in first power and second power, component forward and backward is just cancelled out each other, remaining is exactly making a concerted effort upwards, level of approximation that Here it is rotates the lift of propelling unit wing flap lift-rising connecting wing aircraft vertical landing, and level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and therefore entered vertical takeoff and landing state, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs horizontal flight, by the rotation of the level of approximation of hanger rear end rotating shaft, hanger and electric ducted fan turn to the orientation in forward connecting wing aircraft longitudinal axis direction, pack up the trailing edge slat of front wing 1 and rear wing 2 simultaneously, the fan slip of electric ducted fan blowout is no longer subject to blocking of trailing edge slat, adjacent front wing 1 and rear wing 2 lower aerofoil blow to rear, produce thrust forward, front wing 1 and rear wing 2 produce aerodynamic lift simultaneously, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is entered level flight condition, because level of approximation rotates the sweepback of propelling unit wing flap lift-rising connecting wing aircraft front wing 1, rear wing 2 sweepforward, resistance is little, and flying speed is relatively fast, because the adjacent front wing 1 of fan slip and rear wing 2 lower aerofoil flow through, lower aerofoil air current flow is accelerated, relatively can reduce the lift coefficient of front wing 1 and rear wing 2, but because electric ducted fan adopts standard duct 5, fan slip is cylindric, affect little on front wing 1 and rear wing 2 lower aerofoil, few as much as possible to the reduction of front wing 1 and rear wing 2 lift coefficient, the present embodiment level of approximation rotates the employing of propelling unit wing flap lift-rising connecting wing aircraft man-machine configuration, the middle front part of fuselage 3 is provided with passenger cabin 14, when level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft vertical landing, electric ducted fan transfers the orientation just to front wing 1 and rear wing 2 leading edge to, now the electric ducted fan of front wing 1 is just to the driver and crew in passenger cabin 14, stronger noise effect may be had, and owing to adopting lower aerofoil blown flap lift-rising, the trailing edge slat that the noise of electric ducted fan is just in time put down by front wing 1 block, reduce the noise effect to the driver and crew in passenger cabin 14, electric ducted fan due to front wing 1 is positioned at front wing 1 lower aerofoil, when level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft horizontal flight, if the impaired injection of electric ducted fan blade of front wing 1, blocking of front wing 1 can be subject to block, reduce the injury possible to the driver and crew in passenger cabin 14, when level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft flight, the electric ducted fan due to front wing 1 is positioned at front wing 1 lower aerofoil, and block few to the driver and crew's sight line in passenger cabin 14, thus driver and crew's visual field is good.

Front wing 1, the second embodiment of rear wing 2 and propelling unit combination: as Fig. 3, 4 show in fact, described propelling unit is electric ducted fan, duct is distortion duct 23, distortion duct 23 admission port is circular, rotate to adapt to fan, the D shape of exhausr port to be linear portion be comparatively mild curve, smooth transition between the exhausr port of D shape and the admission port of circle, the linear portion of the exhausr port of D shape is downward, the linear portion of the exhausr port of the D shape of the distortion duct 23 of the electric ducted fan that front wing 1 is arranged parallels with the dihedral angle of front wing 1, the linear portion of the exhausr port of the D shape of the distortion duct 23 of the electric ducted fan that rear wing 2 is arranged parallels with the inverted diherdral of rear wing 2, electric ducted fan is arranged on the top airfoil leading edge locus of front wing 1 and rear wing 2 by hanger, and the slip-stream that distortion duct 23 exhausr port of electric ducted fan is discharged flows through front wing 1 and rear wing 2 top airfoil, the trailing edge flap of front wing 1 and rear wing 2 is all trailing edge slat.

The present embodiment is top airfoil blown flap lift-rising, propelling unit is electric ducted fan, and electric ducted fan adopts pure electronic or oil electric mixed dynamic system, uses wire conduct power, can adopt distributed setting easily like this, carry out top airfoil blown flap lift-rising to coordinate with wing better, the present embodiment electric ducted fan duct used is distortion duct 23, the namely distortion of common duct, distortion duct 23 admission port is circular, rotate to adapt to fan, the D shape of exhausr port to be linear portion be comparatively mild curve, smooth transition between the exhausr port of D shape and the admission port of circle, the linear portion of the exhausr port of the D shape of distortion duct 23 is downward, the linear portion of the exhausr port of the D shape of the distortion duct 23 of the electric ducted fan that front wing 1 is arranged parallels with the dihedral angle of front wing 1, the linear portion of the exhausr port of the D shape of the distortion duct 23 of the electric ducted fan that rear wing 2 is arranged parallels with the inverted diherdral of rear wing 2, electric ducted fan is arranged on the top airfoil leading edge locus of front wing 1 and rear wing 2 by hanger, the slip-stream that distortion duct 23 exhausr port of electric ducted fan is discharged flows through front wing 1 and rear wing 2 top airfoil, like this, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs vertical takeoff and landing, by the rotation of the level of approximation of hanger rear end rotating shaft, hanger and electric ducted fan turn to the orientation just to front wing 1 and rear wing 2 leading edge, the trailing edge slat of the same wing 1 to the front and rear wing 2 at present, and make electric ducted fan work, the fan slip of distortion duct 23 exhausr port blowout flows through front wing 1 and rear wing 2 top airfoil, and blow out along lower inclined rear wing slat to the back lower place due to Coanda effect, two power can be produced like this, one is that the fan slip blowing to the back lower place produces the thrust of forward upward, two is that electric ducted fan slip-stream flows through wing top airfoil, and due to inclined under trailing edge slat, fan slip flows through trailing edge slat because of Coanda effect, makes wing generation lift rearwardly and upwardly, the suitable aforesaid downward angle degree that the trailing edge slat of front wing 1 and rear wing 2 is set, make in first power and second power, component forward and is backward cancelled out each other, remaining is exactly making a concerted effort upwards, level of approximation that Here it is rotates the lift of propelling unit wing flap lift-rising connecting wing aircraft, and level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and therefore entered vertical takeoff and landing state, when level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs horizontal flight, by the rotation of the level of approximation of hanger rear end rotating shaft, hanger and electric ducted fan turn to the orientation in forward connecting wing aircraft longitudinal axis direction, pack up the trailing edge slat of front wing 1 and rear wing 2 simultaneously, fan slip can flow through front wing 1 and rear wing 2 top airfoil blows to rear, produce thrust forward, front wing 1 and rear wing 2 produce aerodynamic lift simultaneously, and level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and entered level flight condition, because level of approximation rotates the sweepback of propelling unit wing flap lift-rising connecting wing aircraft front wing 1, rear wing 2 sweepforward, resistance is little, and flying speed is relatively fast, due in the present embodiment, electric ducted fan adopts distortion duct 23, the D shape of exhausr port to be linear portion be comparatively mild curve, and the linear portion of the exhausr port of D shape is downward, the linear portion of the exhausr port of the electric ducted fan D shape that front wing 1 is arranged parallels with the dihedral angle of front wing 1, the linear portion of the exhausr port of the electric ducted fan D shape that rear wing 2 is arranged parallels with the inverted diherdral of rear wing 2, such level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when needing vertical takeoff and landing, fan slip through the blowout of distortion duct 23 exhausr port flows through front wing 1 and rear wing 2 top airfoil with area of contact large as far as possible, so top airfoil blown flap lift-rising efficiency is high during vertical takeoff and landing, the present embodiment level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is adopted unmanned plane configuration, is provided with cargo hold 25 in the middle part of fuselage 3, the electric ducted fan of the present embodiment level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft is arranged on the top airfoil leading edge of front wing 1 and rear wing 2, when the landing of connecting wing aircraft vertical, electric ducted fan transfers the orientation just to front wing 1 and rear wing 2 leading edge to, now the electric ducted fan of front wing 1 is just to fuselage 3, stronger noise effect may be had, and owing to being without human-like, so this does not have any relation, electric ducted fan due to front wing 1 is positioned at front wing 1 top airfoil leading edge, when level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft horizontal flight, if the impaired injection of electric ducted fan blade of front wing 1, blocking of front wing 1 can not be subject to block, may damage fuselage 3 front portion, but rotate propelling unit wing flap lift-rising connecting wing aircraft due to the present embodiment level of approximation and adopt driverless operation, so do not have much relations, when level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft flight, electric ducted fan due to front wing 1 is positioned at front wing 1 top airfoil leading edge, the visual field possible to fuselage 3 middle front part has and necessarily blocks, but rotate propelling unit wing flap lift-rising connecting wing aircraft due to the present embodiment level of approximation and adopt driverless operation, the first-class equipment of shooting of detection navigation is arranged on fuselage 3 head, so not what impact, in addition, because electric ducted fan is arranged on front wing 1 and rear wing 2 top airfoil, no matter level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft vertical landing or horizontal flight, the noise of slip-stream of electric ducted fan blowout all can be subject to blocking of front wing 1 and rear wing 2, reduces the propagation earthward of fan slip noise.

As Fig. 1, shown in 2, described hanger is linear pattern hanger 9, and linear pattern hanger 9 front portion is connected to standard duct 5 top, and front wing 1 and rear wing 2 leading edge position are provided with disc structure 10, and the rotating shaft upwards of linear pattern hanger 9 rear end is arranged on the axle center place of disc structure 10; From connecting wing aircraft longitudinal axis direction, the dihedral angle of the rotating shaft of linear pattern hanger 9 that front wing 1 is arranged and front wing 1 is perpendicular, the inverted diherdral of the rotating shaft of linear pattern hanger 9 that rear wing 2 is arranged and rear wing 2 is perpendicular, from connecting wing aircraft side, the rotating shaft of the linear pattern hanger 9 that front wing 1 and rear wing 2 are arranged parallels with the vertical shaft of connecting wing aircraft.

Rotating shaft due to linear pattern hanger 9 rear end is arranged on the leading edge of front wing 1 and rear wing 2, and leading edge is thinner, so be arranged on the leading edge position of front wing 1 and rear wing 2 with disc structure 10, strengthen the thickness of structure herein, to strengthen Rigidity and strength, the rotating shaft upwards of linear pattern hanger 9 rear end is arranged on the axle center place of disc structure 10, the possible flutter of electric ducted fan that can reduce linear pattern hanger 9 like this and it is arranged, reduces corresponding fatigue loading again, in addition, owing to adopting electric ducted fan, and electric ducted fan is only by fan 6, electrical motor 7, braced wing 8, this a few person of standard duct 5 part is formed, lightweight, load linear pattern hanger 9 being comprised to hanger rotating shaft is little, makes linear pattern hanger 9 comprise hanger rotating shaft and can adopt less volume and weight, which improve the performance of connecting wing aircraft, meanwhile, adopt linear pattern hanger 9, the height of such hanger is little, and wind area is little, and corresponding resistance is little, improves the flying speed that level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, from connecting wing aircraft longitudinal axis direction, the dihedral angle of the rotating shaft of linear pattern hanger 9 that front wing 1 is arranged and front wing 1 is perpendicular, the inverted diherdral of the rotating shaft of linear pattern hanger 9 that rear wing 2 is arranged and rear wing 2 is perpendicular, from connecting wing aircraft side, the rotating shaft of the linear pattern hanger 9 that front wing 1 and rear wing 2 are arranged parallels with the vertical shaft of connecting wing aircraft, no matter such electric ducted fan turns to the orientation just to front wing 1 and rear wing 2 leading edge, still the orientation in forward connecting wing aircraft longitudinal axis direction is turned to, the all adjacent front wing 1 of electric ducted fan slip-stream and rear wing 2 lower aerofoil flow through, like this can when level of approximation rotates the connecting wing aircraft vertical landing of propelling unit wing flap lift-rising efficient lift-rising, efficiently can advance when level of approximation rotates the connecting wing aircraft horizontal flight of propelling unit wing flap lift-rising again, simplify the structure simultaneously.

As Fig. 3, shown in 4, described hanger is arch shaped form hanger 24 down, and shaped form hanger 24 front portion is connected to distortion duct 23 bottom, front wing 1 and rear wing 2 leading edge position are provided with disc structure 10, and the rotating shaft upwards of shaped form hanger 24 rear end is arranged on the axle center place of disc structure 10; From connecting wing aircraft longitudinal axis direction, the dihedral angle of the rotating shaft of shaped form hanger 24 that front wing 1 is arranged and front wing 1 is perpendicular, the inverted diherdral of the rotating shaft of shaped form hanger 24 that rear wing 2 is arranged and rear wing 2 is perpendicular, from connecting wing aircraft side, the rotating shaft of the shaped form hanger 24 that front wing 1 and rear wing 2 are arranged parallels with the vertical shaft of connecting wing aircraft.

Rotating shaft due to shaped form hanger 24 rear end is arranged on the leading edge of front wing 1 and rear wing 2, and leading edge is thinner, so be arranged on the leading edge position of front wing 1 and rear wing 2 with disc structure 10, strengthen the thickness of structure herein, to strengthen Rigidity and strength, the rotating shaft upwards of shaped form hanger 24 rear end is arranged on the axle center place of disc structure 10, the possible flutter of electric ducted fan that can reduce shaped form hanger 24 like this and it is arranged, reduces corresponding fatigue loading again, in addition, owing to adopting electric ducted fan, and electric ducted fan is only by fan, electrical motor 7, braced wing, this a few person of distortion duct 23 part is formed, lightweight, load shaped form hanger 24 being comprised to hanger rotating shaft is little, makes shaped form hanger 24 comprise hanger rotating shaft and can adopt less volume and weight, which improve the performance of connecting wing aircraft, meanwhile, adopt shaped form hanger 24, such hanger power transmission is continuous, and load evenly disperses, and makes shaped form hanger 24 structure materials less, lighter in weight, reduces load during level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft vertical landing, from connecting wing aircraft longitudinal axis direction, the dihedral angle of the rotating shaft of shaped form hanger 24 that front wing 1 is arranged and front wing 1 is perpendicular, the inverted diherdral of the rotating shaft of shaped form hanger 24 that rear wing 2 is arranged and rear wing 2 is perpendicular, from connecting wing aircraft side, the rotating shaft of the shaped form hanger 24 that front wing 1 and rear wing 2 are arranged parallels with the vertical shaft of connecting wing aircraft, no matter such electric ducted fan turns to the orientation just to front wing 1 and rear wing 2 leading edge, still the orientation in forward connecting wing aircraft longitudinal axis direction is turned to, electric ducted fan slip-stream all flows through front wing 1 and rear wing 2 top airfoil, like this can when level of approximation rotates the connecting wing aircraft vertical landing of propelling unit wing flap lift-rising efficient lift-rising, efficiently can advance when level of approximation rotates the connecting wing aircraft horizontal flight of propelling unit wing flap lift-rising again, simplify the structure simultaneously.

As Fig. 1, shown in 2, the number that described electric ducted fan is arranged on every section of front wing 1 and rear wing 2 is all two, and two electric ducted fans are provided separately with suitable interval respectively on every section of front wing 1 and rear wing 2; Front wing 1 and rear wing 2 are all laminar f1ow airfoil profile, and front wing 1 trailing edge is provided with the trailing edge double slotted flaps be made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a, and rear wing 2 trailing edge is provided with the trailing edge double slotted flaps be made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b; The wingtip position of front wing 1, the front of the sub-wing 11a of front wing, is provided with front wing spoiler 13a; The wing root position of rear wing 2, the front of the sub-wing 11b of rear wing, is provided with rear wing spoiler 13b.

Described level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft for there being man-machine configuration, volume is larger, and in order to diversify risks, safe operation, give full play to the advantage of distributed electric ducted fan propulsion system simultaneously, at every section of front wing 1 and rear wing 2, the little electric ducted fan of two relative volumes is all set, two electric ducted fans are separately positioned on the span medium position of every section of front wing 1 and rear wing 2 with suitable interval, make every section of front wing 1 and rear wing 2 have the effect of sufficient lower aerofoil blown flap lift-rising; Whole level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is arranged 8 electric ducted fans altogether, like this, when certain electric ducted fan possible breakdown, still can ensure that level of approximation rotates the safety forced landing of propelling unit wing flap lift-rising connecting wing aircraft; Front wing 1 and rear wing 2 all adopt laminar f1ow airfoil profile, to reduce resistance, realize high-speed flight; Front wing 1 trailing edge is provided with the trailing edge double slotted flaps be made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a, and rear wing 2 trailing edge is provided with the trailing edge double slotted flaps be made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b; After trailing edge double slotted flaps puts down, can be formed electric ducted fan slip-stream and block and deflect, make fan slip fully carry out lower aerofoil blown flap lift-rising to front wing 1 and rear wing 2; The wingtip position of front wing 1, the front of the sub-wing 11a of front wing, is provided with front wing spoiler 13a; The wing root position of rear wing 2, the front of the sub-wing 11b of rear wing, is provided with rear wing spoiler 13b; Front wing spoiler 13a and rear wing spoiler 13b, coordinate the trailing edge double slotted flaps that front wing 1 is made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a, and the trailing edge double slotted flaps that rear wing 2 is made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b, and the vertical tail of fixed fin 15 and yaw rudder 16 formation, pairing approximation can horizontally rotate propelling unit wing flap lift-rising connecting wing aircraft and carry out longitudinal direction, laterally and the manipulation in course.

As Fig. 3, shown in 4, the number that described electric ducted fan is arranged on every section of front wing 1 and rear wing 2 is all 1, front wing 1 and rear wing 2 are all laminar f1ow airfoil profile, front wing 1 trailing edge is provided with the trailing edge list seam wing flap formed by front wing trailing edge flap 12a, and rear wing 2 trailing edge is provided with the trailing edge list seam wing flap formed by rear wing trailing edge flap 12b; The wingtip position of front wing 1, the front of front wing trailing edge flap 12a, is provided with front wing spoiler 13a; The wing root position of rear wing 2, the front of rear wing trailing edge flap 12b, is provided with rear wing spoiler 13b.

It is unmanned plane configuration that described level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, security requirement reduces relatively, and small volume, simultaneously in order to reduce costs, all arrange an electric ducted fan at every side front wing and rear wing, whole level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is arranged 4 electric ducted fans altogether, because electric ducted fan structure is simple, movement parts is less, and is not easy to damage, so safety still has enough guarantees; Front wing 1 and rear wing 2 all adopt laminar f1ow airfoil profile, to reduce resistance, realize high-speed flight; Because electric ducted fan is arranged on front wing 1 and rear wing 2 top airfoil leading edge, fan slip can flow through front wing 1 and rear wing 2 top airfoil, so the trailing edge slat that front wing 1 and rear wing 2 are arranged is all trailing edge list seam wing flap; The trailing edge list seam wing flap of front wing 1 is front wing trailing edge flap 12a, and the trailing edge list seam wing flap of rear wing is rear wing trailing edge flap 12b; After trailing edge list seam wing flap puts down, electric ducted fan slip-stream fully can carry out top airfoil blown flap lift-rising to front wing 1 and rear wing 2; The wingtip position of front wing 1, the front of front wing trailing edge flap 12a, is provided with front wing spoiler 13a; The wing root position of rear wing 2, the front of rear wing trailing edge flap 12b, is provided with rear wing spoiler 13b; Front wing spoiler 13a and rear wing spoiler 13b, coordinate the front wing trailing edge flap 12a of front wing 1, the rear wing trailing edge flap 12b of rear wing 2, and the vertical tail of fixed fin 15 and yaw rudder 16 formation, longitudinal direction can be carried out, the manipulation in transverse direction and course to connecting wing aircraft.

As Fig. 1, shown in 2, the belly at described fuselage 3 rear portion is provided with wheeled rear alighting gear 17, and the belly of fuselage 3 front portion is provided with wheeled nose-gear 18, and wingtip end plate 4 bottom of fuselage 3 both sides is provided with wheeled side alighting gear 19.

Described level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft owing to being subject to front wing 1, and the tower structure restriction that rear wing 2 and fuselage 3 form, adopts bicycle gear; Owing to being have man-machine configuration, volume and weight are comparatively large, move relative difficulty when ground, so adopt wheel undercarriage; The belly at fuselage 3 rear portion is provided with wheeled rear alighting gear 17, and the belly of fuselage 3 front portion is provided with wheeled nose-gear 18, and the two load level of approximation rotates most of weight of propelling unit wing flap lift-rising connecting wing aircraft; Be provided with wheeled side alighting gear 19 below wingtip end plate 4, load level of approximation rotates the fraction weight of propelling unit wing flap lift-rising connecting wing aircraft, ensures that level of approximation rotates the left-right balance of propelling unit wing flap lift-rising connecting wing aircraft on ground simultaneously; Because wheeled nose-gear 18 is longer than wheeled rear alighting gear 17, it is low-angle cocked-up attitude that level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft is parked in ground; Wheeled nose-gear 18 and wheeled rear alighting gear 17 can take in fuselage 3 belly, to reduce flight resistance; Wheeled side alighting gear 19 is outside equipped with fairing 20, and wheeled side alighting gear 19 can take in fairing 20, to reduce flight resistance.

As Fig. 3, shown in 4, the belly at described fuselage 3 rear portion is provided with alighting gear 26 after rod-type, and the belly of fuselage 3 front portion is provided with rod-type nose-gear, and wingtip end plate 4 bottom of fuselage 3 both sides is provided with rod-type side alighting gear 27.

Described level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft owing to being subject to front wing 1, and the tower structure restriction that rear wing 2 and fuselage 3 form, adopts bicycle gear; Owing to being unmanned plane configuration, volume and weight less, move relatively easy when ground, so adopt rod-type alighting gear; The belly at fuselage 3 rear portion is provided with alighting gear 26 after rod-type, and the belly of fuselage 3 front portion is provided with rod-type nose-gear, and the two load level of approximation rotates most of weight of propelling unit wing flap lift-rising connecting wing aircraft; Be provided with rod-type side alighting gear 27 below wingtip end plate 4, load level of approximation rotates the fraction weight of propelling unit wing flap lift-rising connecting wing aircraft, ensures that level of approximation rotates the left-right balance of propelling unit wing flap lift-rising connecting wing aircraft on ground simultaneously; Because rod-type nose-gear is longer than alighting gear after rod-type 26, it is low-angle cocked-up attitude that level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft is parked in ground; After rod-type, alighting gear 26 can not folding and unfolding, to reduce cost; Rod-type nose-gear can take in fuselage 3 belly, to reduce flight resistance; Rod-type side alighting gear 27 is outside equipped with fairing 20, and rod-type side alighting gear 27 can take in fairing 20, to reduce flight resistance.

Front wing 1 described in embodiment one, the level of approximation that the array mode of rear wing 2 and electric ducted fan can be formed rotates propelling unit wing flap lift-rising connecting wing aircraft, with the front wing 1 described in embodiment two, the working process that the level of approximation that rear wing 2 and the array mode of electric ducted fan can be formed rotates propelling unit wing flap lift-rising connecting wing aircraft is substantially identical, below with front wing 1 described in embodiment one, the level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft that the array mode of rear wing 2 and electric ducted fan can be formed is example, describe the working process that level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft in detail.

When level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs to take off vertically, rotated by the level of approximation of linear pattern hanger 9 rear end rotating shaft, linear pattern hanger 9 and electric ducted fan turn to the orientation just to front wing 1 and rear wing 2 leading edge, now put down the trailing edge double slotted flaps that front wing 1 is made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a, put down the trailing edge double slotted flaps that rear wing 2 is made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b, and electric ducted fan is started working, the blocking and deflecting of the trailing edge double slotted flaps that put down of fan slip of the exhausr port blowout of standard duct 5, blow out to the back lower place, due to foregoing reason, front wing 1 and rear wing 2 produce lift, this lift exceedes level of approximation and rotates gravity suffered by propelling unit wing flap lift-rising connecting wing aircraft, and due to vertical and horizontal trim, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft vertical to take off, after reaching a certain height, the wheeled rear alighting gear 17 at fuselage 3 rear portion and anterior wheeled nose-gear 18 are taken in fuselage 3 belly, wheeled side alighting gear 19 below fuselage 3 both sides wingtip end plate 4 is taken in fairing 20, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is entered floating state, because front wing 1 has sweepback angle and the dihedral angle, rear wing 2 has sweepforward angle and inverted diherdral, when level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft to be parked in ground is low-angle cocked-up attitude, the corresponding reduction dihedral angle of front wing 1 meeting, rear wing can corresponding reduction inverted diherdral, front wing 1 and rear wing 2 can become the level that more becomes, and lift direction is more tending towards upwards, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft and more easily take off vertically, because level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, to be parked in ground be low-angle cocked-up attitude, the electric ducted fan that corresponding front wing 1 and rear wing 2 are arranged is corresponding also low-angle cocked-up attitude, rotate in propelling unit wing flap lift-rising connecting wing aircraft vertical take-off process in level of approximation like this, electric ducted fan admission port is not easy to suck the foreign matter blown afloat on ground, have low-angle cocked-up attitude because level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft is parked in ground, correspondingly front wing 1 and rear wing 2 there has also been the little angle of attack, and during vertical takeoff and landing, front wing 1 and rear wing 2 need the aforesaid downward angle degree suitably reducing trailing edge double slotted flaps.

Level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when floating state needs ease ahead, the rotating speed of the electric ducted fan that suitable increase front wing 1 and rear wing 2 are arranged, suitably reduce the aforesaid downward angle degree of the trailing edge double slotted flaps of front wing 1 and rear wing 2 simultaneously, electric ducted fan slip-stream thrust component intended forward, by slightly larger than front wing 1 and rear wing 2 lift component backward, makes level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft ease ahead, level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when floating state needs ease astern, the rotating speed of the electric ducted fan that suitable increase front wing 1 and rear wing 2 are arranged, suitably increase the aforesaid downward angle degree of the trailing edge double slotted flaps of front wing 1 and rear wing 2 simultaneously, front wing 1 and rear wing 2 lift component backward, by slightly larger than electric ducted fan slip-stream thrust component intended forward, makes connecting wing aircraft ease astern, level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when floating state needs to side low speed transverse shifting, such as low speed transverse shifting to the left, the rotating speed of the electric ducted fan that the front wing 1 on the right side of suitable increase fuselage 3 and rear wing 2 are arranged, front wing 1 on the right side of fuselage 3 and the lift of rear wing 2 are by the lift slightly larger than the front wing 1 on the left of fuselage 3 and rear wing 2, this lift official post connecting wing aircraft slowly rolling left, now suitably reduce the rotating speed of the electric ducted fan that front wing 1 on the right side of fuselage 3 and rear wing 2 are arranged, the front wing 1 of fuselage 3 both sides and rear wing 2 produce component to the left in upper left lift, this component makes connecting wing aircraft low speed transverse shifting to the left, level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft floating state need to the right low speed transverse shifting time, contrary about the situation of each component working and above-mentioned situation, level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when floating state needs turning in hover, such as turning in hover to the left, the rotating speed of the electric ducted fan that the front wing 1 of suitable increase fuselage 3 both sides and rear wing 2 are arranged, then the aforesaid downward angle degree of the trailing edge double slotted flaps of front wing 1 on the left of fuselage and rear wing 2 is suitably increased, corresponding front wing 1 and rear wing 2 is made to produce slightly backward lift component, the aforesaid downward angle degree of the front wing 1 on the right side of suitable reduction fuselage and the trailing edge double slotted flaps of rear wing 2, corresponding front wing 1 and rear wing 2 is made to produce slightly forward thrust component intended, before and after above-mentioned fuselage 3 both sides, contrary power will make connecting wing aircraft turning in hover to the left, horizontal level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft floating state need to the right turning in hover time, contrary about the situation of each component working and above-mentioned situation, horizontal level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when floating state needs ease ahead and turns to, such as want ease ahead and left-handed turning to, the rotating speed of the electric ducted fan that the front wing 1 of suitable increase fuselage 3 both sides and rear wing 2 are arranged, and make the rotating speed of the electric ducted fan on the right side of fuselage 3 relatively larger, suitably reduce the aforesaid downward angle degree of the front wing 1 of fuselage 3 both sides and the trailing edge double slotted flaps of rear wing 2 simultaneously, and make the front wing 1 on the right side of fuselage 3 relative with the aforesaid downward angle degree of the trailing edge double slotted flaps of rear wing 2 less, like this under ensureing that level of approximation rotates the prerequisite of propelling unit wing flap lift-rising connecting wing aircraft balance in roll, front wing 1 on the right side of fuselage 3 is relative with the thrust component intended forward of rear wing 2 large, front wing 1 on the left of fuselage 3 is relative less with the thrust component intended forward of rear wing 2, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft ease ahead left-handed turning to, level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft need ease ahead and right-hand turning to time, contrary about the situation of each component working and above-mentioned situation.

When level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs to transfer level flight condition to from floating state, increase electric ducted fan thrust, and with linear pattern hanger 9 rear end rotating shaft for axle, the linear pattern hanger 9 that front wing 1 is arranged rotates relative to the inside level of approximation of fuselage 3 with electric ducted fan, the linear pattern hanger 9 that rear wing 2 is arranged rotates relative to the outside level of approximation of fuselage 3 with electric ducted fan, linear pattern hanger 9 and electric ducted fan turn to the orientation in forward connecting wing aircraft longitudinal axis direction gradually, pack up the trailing edge double slotted flaps that front wing 1 trailing edge is made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a gradually simultaneously, pack up the trailing edge double slotted flaps be made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b rear wing 2 trailing edge gradually, connecting wing aircraft can be greater than front wing 1 and rear wing 2 lift component backward due to electric ducted fan thrust component intended forward and before fly gradually, front wing 1 and rear wing 2 produce aerodynamic lift gradually, continue to strengthen this trend, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is continued to accelerate horizontal flight speed, front wing 1 and rear wing 2 produce larger aerodynamic lift, until linear pattern hanger 9 and electric ducted fan forward forward level of approximation completely to rotate the orientation in propelling unit wing flap lift-rising connecting wing aircraft longitudinal axis direction, front wing 1 packs up the trailing edge double slotted flaps be made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a completely, rear wing 2 packs up the trailing edge double slotted flaps be made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b completely, electric ducted fan promotes level of approximation completely and rotates the advance of propelling unit wing flap lift-rising connecting wing aircraft, front wing 1 and rear wing 2 will produce enough aerodynamic lifts, now, suitable reduction electric ducted fan thrust, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and is entered level cruise state of flight, after level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft enters level cruise state of flight, match with rear wing spoiler 13b with the trailing edge double slotted flaps of rear wing 2, carry out pitch control, match with front wing spoiler 13a with the trailing edge double slotted flaps of front wing 1, carry out roll manipulation, comprehensive above control surface and yaw rudder 16, carry out yaw control.

When level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft needs to transfer floating state to from level flight condition, suitable increase electric ducted fan thrust, and with linear pattern hanger 9 rear end rotating shaft for axle, the linear pattern hanger 9 that front wing 1 is arranged rotates relative to the outside level of approximation of fuselage 3 with electric ducted fan, the linear pattern hanger 9 that rear wing 2 is arranged rotates relative to the inside level of approximation of fuselage 3 with electric ducted fan, linear pattern hanger 9 and electric ducted fan turn to the orientation just to front wing 1 and rear wing 2 leading edge gradually, put down the trailing edge double slotted flaps that front wing 1 is made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a gradually simultaneously, put down the trailing edge double slotted flaps be made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b rear wing 2 gradually, blow out to the back lower place because electric ducted fan blocks deflection by front wing 1 and the inclined trailing edge double slotted flaps of rear wing 2 times, reduce propelling forward gradually, and front wing 1 and rear wing 2 lower wing double slotted flaps to the rear and make lift turn to back upper place gradually, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft and reduce forward flight speed gradually, strengthen this trend gradually, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and can be continued to slow down, when electric ducted fan turns to the orientation completely just to front wing 1 and rear wing 2 leading edge, the completely lower wing double slotted flaps to the rear of front wing 1 and rear wing 2, level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft can lose forward flight speed completely, enters floating state.

Level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft when floating state needs vertical landing, put down the wheeled rear alighting gear 17 at fuselage 3 rear portion, put down the wheeled nose-gear 18 of fuselage 3 front portion and the wheeled side alighting gear 19 of fuselage 3 both sides, suitable reduction electric ducted fan thrust, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft and can is less than gravity suffered by self due to front wing 1 and rear wing 2 lift and slowly decline, until wheeled rear alighting gear 17, wheeled nose-gear 18 and wheeled side alighting gear 19 kiss the earth, stop electric ducted fan work, pack up the trailing edge double slotted flaps that front wing 1 is made up of the sub-wing 11a of front wing and front wing trailing edge flap 12a, pack up the trailing edge double slotted flaps that rear wing 2 is made up of the sub-wing 11b of rear wing and rear wing trailing edge flap 12b, level of approximation is rotated propelling unit wing flap lift-rising connecting wing aircraft vertical descent and is terminated.

Level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft the second embodiment is similar with the first embodiment working process, repeats no more.

Level of approximation rotates the first embodiment of propelling unit wing flap lift-rising connecting wing aircraft for there being man-machine configuration, and can take 4 people in the passenger cabin 14 that fuselage 3 middle front part is arranged, be family expenses aircraft configurations; Passenger cabin 14 rear lower portion has boot compartment, has luggage compartment door 22 outward; Rotate the employing of propelling unit wing flap lift-rising connecting wing aircraft due to level of approximation and have man-machine configuration, volume and weight larger, adopt pure electronic mode electricity limited with existing technology, voyage is not enough, so present stage adopts hybrid power mode, specifically can adopt the parallel connection type hybrid power system using turboshaft engine, turboshaft engine, electrical generator and battery pack can be arranged on after boot compartment, turboshaft engine required air is entered by the inlet channel 21 above boot compartment, and the exhausr port through rear is discharged; Can certainly scale up or reduce profile and power that level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft and can take more or less personnel, such as can increase level of approximation and rotate propelling unit wing flap lift-rising connecting wing aircraft configuration and power, make it to become business airplane, also can reduce level of approximation and rotate propelling unit wing flap lift-rising connecting wing aircraft configuration and power, make it to become individual lift device; When level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft is set to individual lift device configuration, what can adopt motor bike straddles form, can reduce level of approximation like this and rotate propelling unit wing flap lift-rising connecting wing aircraft volume; Fixed fin 15 and yaw rudder 16 form vertical tail, and the wing root due to rear wing 2 is arranged on the wingtip of vertical tail, have end plate effect, so the height of vertical tail can be less; Level of approximation rotates propelling unit wing flap lift-rising connecting wing airframe 3 head and afterbody is respectively arranged with counterweight water tank, and there is water pump system, to adapt to personnel amount change in passenger cabin 14, and luggage changes in weight in boot compartment, the level of approximation caused rotates the movable situation of the propelling unit wing flap lift-rising connecting wing center of gravity of airplane, makes level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft and keeps balance in pitch; The braced wing 8 that the present embodiment level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft electric ducted fan used is two, the torsion of fan 6 slip-stream can not be eliminated so well, also braced wing 8 can be set to multi-disc in addition, identical with fan 6 numbers or in multiple, fan 6 slip-stream can be made well in order like this, slip-stream be eliminated and reverses, linearly discharge, make to affect little on front wing 1 and rear wing 2 lower aerofoil, few as much as possible to the reduction of front wing 1 and rear wing 2 lift coefficient; Meanwhile, fan slip is eliminated to reverse and is linearly discharged and can also increase thrust, accelerates connecting wing aircraft flight speed.

The present embodiment level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft to be needed to adopt active stabilization system to carry out artificial increasing surely.

It is unmanned plane configuration that level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft the second embodiment, there is in the middle part of fuselage 3 cargo hold 25, cargo hold 25 is the center-of-gravity position of level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft, how the cargo weight so no matter cargo hold 25 loads changes, and the connecting wing center of gravity of airplane is constant; Rotate propelling unit wing flap lift-rising connecting wing aircraft due to level of approximation and adopt unmanned plane configuration, volume and weight less, adopt pure electronic mode can meet power needs with prior art; The present embodiment level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft also can scale up or reduce profile and power, makes it to load more or less goods, such as can increase profile and power, make it to become shipping unmanned aerial vehicle; Also can reduce profile and power, make it to become express delivery unmanned plane; After the increase of level of approximation rotation propelling unit wing flap lift-rising connecting wing aircraft becomes shipping unmanned plane, relatively can reduce the volume of electric ducted fan, and change by one the electric ducted fan that every section of front wing 1 and rear wing 2 are arranged into two, two electric ducted fans are provided separately with suitable interval respectively on every section of front wing 1 and rear wing 2, electric ducted fan can be made like this to match with wing better, improve the efficiency of top airfoil blown flap lift-rising, and diversify risks, improve safety allowance; When the present embodiment level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft vertical landing, front wing 1 and rear wing 2 times edge list seam wing flaps to the rear, trailing edge place is moved on to behind the center of pressure of front wing 1 and rear wing 2, after being positioned at center of gravity a little, because the present embodiment connecting wing aircraft is relatively little, relatively suitably can increase the electronic duct mode fan thrust of front wing 1, relatively suitably reduce the electric ducted fan thrust of rear wing 2 simultaneously, make the more weight of front wing 1 relative load connecting wing aircraft, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft and realize balance in pitch; When level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft horizontal flight, because front wing 1 and rear wing 2 have packed up trailing edge list seam wing flap, the center of pressure of front wing 1 and rear wing 2 is advanced to focus place, before being positioned at center of gravity a little, suitably can descend the trailing edge list seam wing flap of the wing 2 to the rear, move after making the center of pressure of rear wing 2, make level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft and realize balance in pitch; The braced wing 8 that the present embodiment level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft electric ducted fan used is two, the torsion of fan 6 slip-stream can not be eliminated so well, also braced wing can be set to multi-disc in addition, identical with fan 6 numbers or in multiple, fan 6 slip-stream can be made well in order like this, make slip-stream eliminate torsion linearly to discharge, electric ducted fan thrust can be increased like this, accelerate level of approximation and rotate propelling unit wing flap lift-rising connecting wing aircraft horizontal flight speed.

Embodiment one and embodiment two level of approximation rotate propelling unit wing flap lift-rising connecting wing aircraft, can change into military from civilian, also can change unmanned plane or model plane into.

What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.

Claims

1. a level of approximation rotates propelling unit wing flap lift-rising connecting wing aircraft, comprise the front wing (1) of sweepback and the rear wing (2) of sweepforward, fuselage (3), the vertical tail that fixed fin (15) and yaw rudder (16) form, front wing (1) has the dihedral angle, rear wing (2) has inverted diherdral, the wing root of front wing (1) is connected to fuselage (3) head, the wing root of rear wing (2) is connected to vertical tail wingtip, front wing (1) is connected by wingtip end plate (4) with the wingtip of rear wing (2), it is characterized in that: in the middle part of the front wing (1) of fuselage (3) both sides and the span of rear wing (2), be all provided with propelling unit, propelling unit is arranged on the leading edge of front wing (1) and rear wing (2) by hanger, hanger front portion is connected with propelling unit, hanger rear end has rotating shaft, rotating shaft is connected to the leading edge of front wing (1) and rear wing (2), rotated by the level of approximation being arranged on the rotating shaft of the hanger on front wing (1), the hanger that front wing (1) is arranged and propelling unit can just to front wing (1) leading edges with forward rotate between Liang Ge orientation, connecting wing aircraft longitudinal axis direction, rotated by the level of approximation being arranged on the rotating shaft of the hanger on rear wing (2), the hanger that rear wing (2) is arranged and propelling unit can just to rear wing (2) leading edges with forward rotate between Liang Ge orientation, connecting wing aircraft longitudinal axis direction, front wing (1) and rear wing (2) have trailing edge flap.

2. level of approximation according to claim 1 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: described propelling unit is electric ducted fan, duct is standard duct (5), standard duct (5) admission port is circular, rotate to adapt to fan, exhausr port is also circular; Electric ducted fan is arranged on the lower aerofoil leading edge locus of front wing (1) and rear wing (2) by hanger, and the adjacent front wing of the slip-stream that electric ducted fan exhausr port is blown out (1) and rear wing (2) lower aerofoil flow through; The trailing edge flap of front wing (1) and rear wing (2) is all trailing edge slat.

3. level of approximation according to claim 1 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: described propelling unit is electric ducted fan, duct is distortion duct (23), distortion duct (23) admission port is circular, rotate to adapt to fan, the D shape of exhausr port to be linear portion be comparatively mild curve, smooth transition between the exhausr port of D shape and the admission port of circle, the linear portion of the exhausr port of D shape is downward, the linear portion of the exhausr port of the D shape of the distortion duct (23) of the electric ducted fan that front wing (1) is arranged parallels with the dihedral angle of front wing (1), the linear portion of the exhausr port of the D shape of the distortion duct (23) of the electric ducted fan that rear wing (2) is arranged parallels with the inverted diherdral of rear wing (2), electric ducted fan is arranged on the top airfoil leading edge locus of front wing (1) and rear wing (2) by hanger, and the slip-stream that distortion duct (23) exhausr port of electric ducted fan is discharged flows through front wing (1) and rear wing (2) top airfoil, the trailing edge flap of front wing (1) and rear wing (2) is all trailing edge slat.

4. level of approximation according to claim 2 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: described hanger is linear pattern hanger (9), linear pattern hanger (9) front portion is connected to standard duct (5) top, front wing (1) and rear wing (2) leading edge position are provided with disc structure (10), and the rotating shaft upwards of linear pattern hanger (9) rear end is arranged on the axle center place of disc structure (10); From connecting wing aircraft longitudinal axis direction, the rotating shaft of the linear pattern hanger (9) that front wing (1) is arranged and the dihedral angle of front wing (1) perpendicular, the rotating shaft of the linear pattern hanger (9) that rear wing (2) is arranged and the inverted diherdral of rear wing (2) perpendicular, from connecting wing aircraft side, the rotating shaft of the linear pattern hanger (9) that front wing (1) and rear wing (2) are arranged parallels with the vertical shaft of connecting wing aircraft.

5. level of approximation according to claim 3 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: described hanger is arch shaped form hanger (24) down, shaped form hanger (24) front portion is connected to distortion duct (23) bottom, front wing (1) and rear wing (2) leading edge position are provided with disc structure (10), and the rotating shaft upwards of shaped form hanger (24) rear end is arranged on the axle center place of disc structure (10); From connecting wing aircraft longitudinal axis direction, the rotating shaft of the shaped form hanger (24) that front wing (1) is arranged and the dihedral angle of front wing (1) perpendicular, the rotating shaft of the shaped form hanger (24) that rear wing (2) is arranged and the inverted diherdral of rear wing (2) perpendicular, from connecting wing aircraft side, the rotating shaft of the shaped form hanger (24) that front wing (1) and rear wing (2) are arranged parallels with the vertical shaft of connecting wing aircraft.

6. level of approximation according to claim 4 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: described electric ducted fan is all two at every section of front wing (1) and the upper number arranged of rear wing (2), and two electric ducted fans are provided separately with suitable interval respectively on every section of front wing 1 and rear wing 2; Front wing (1) and rear wing (2) are all laminar f1ow airfoil profile, and front wing (1) trailing edge is provided with the trailing edge double slotted flaps be made up of the sub-wing of front wing (11a) and front wing trailing edge flap (12a); Rear wing (2) trailing edge is provided with the trailing edge double slotted flaps be made up of the sub-wing of rear wing (11b) and rear wing trailing edge flap (12b); The wingtip position of front wing (1), the front of the sub-wing of front wing (11a), is provided with front wing spoiler (13a); The wing root position of rear wing (2), the front of the sub-wing of rear wing (11b), is provided with rear wing spoiler (13b).

7. level of approximation according to claim 5 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: described electric ducted fan is all one at every section of front wing (1) and the upper number arranged of rear wing (2), front wing and rear wing are all laminar f1ow airfoil profile, and front wing (1) trailing edge is provided with the trailing edge list seam wing flap formed by front wing trailing edge flap (12a); Rear wing (2) trailing edge is provided with the trailing edge list seam wing flap formed by rear wing trailing edge flap (12b); The wingtip position of front wing (1), the front of front wing trailing edge flap (12a), is provided with front wing spoiler (13a); The wing root position of rear wing (2), the front of rear wing trailing edge flap (12b), is provided with rear wing spoiler (13b).

8. level of approximation according to claim 6 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: the belly at institute fuselage (3) rear portion is provided with wheeled rear alighting gear (17), the belly of fuselage (3) front portion is provided with wheeled nose-gear (18), and wingtip end plate (4) bottom of fuselage (3) both sides is provided with wheeled side alighting gear (19).

9. level of approximation according to claim 7 rotates propelling unit wing flap lift-rising connecting wing aircraft, it is characterized in that: the belly at described fuselage (3) rear portion is provided with alighting gear (26) after rod-type, the belly of fuselage (3) front portion is provided with rod-type nose-gear, and wingtip end plate (4) bottom of fuselage (3) both sides is provided with rod-type side alighting gear (27).