CN107963211A - A kind of fixed wing aircraft with flapping wing - Google Patents
A kind of fixed wing aircraft with flapping wing Download PDFInfo
- Publication number
- CN107963211A CN107963211A CN201711278270.9A CN201711278270A CN107963211A CN 107963211 A CN107963211 A CN 107963211A CN 201711278270 A CN201711278270 A CN 201711278270A CN 107963211 A CN107963211 A CN 107963211A
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- pivoted arm
- fixed frame
- blade
- fixed
- wing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C33/00—Ornithopters
- B64C33/02—Wings; Actuating mechanisms therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C37/00—Convertible aircraft
- B64C37/02—Flying units formed by separate aircraft
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Abstract
A kind of fixed wing aircraft with flapping wing, belongs to technical field of aerospace, including fuselage, empennage, left wing, right flank, power set, left flapping wing device and right flapping wing device.Right flapping wing device includes fixed frame, engine, main shaft, gear wheel, pivoted arm, the first small pulley, the second small pulley, the first big belt wheel, the second big belt wheel, the first belt, the second belt, the first axis of traction, the second axis of traction, the first fixed frame, the second fixed frame, the first blade and the second blade.It is fixed in the middle part of pivoted arm on main shaft;Engine driving pivoted arm rotates so that the first blade and the second blade carry out down work of fluttering in turn with certain angle of inclination.Blade can occur, in bowl-shape deformation is buckled to, can form an opposite higher-pressure region in the lower section of blade, as soon as the top of blade can form an opposite low-pressure area, upward lift is so produced on blade when flutterring movement under carrying out.For the present invention by the combination of fixed wing aircraft and flapping-wing aircraft, high efficient and flexible, realizes VTOL.
Description
Technical field
A kind of fixed wing aircraft with flapping wing, belongs to technical field of aerospace, more particularly to a kind of fixed wing aircraft.
Background technology
Current most of winged fixed wing aircrafts are all to realize VTOL by propeller, and the present invention provides a kind of new
The VTOL mode of type realizes the VTOL of fixed wing aircraft.
The content of the invention
The purpose of the present invention is the deficiency of the VTOL mode according to fixed wing aircraft, invents a kind of energy VTOL
Fixed wing aircraft.
A kind of fixed wing aircraft with flapping wing, including fuselage, empennage, left wing, right flank, power set, left flapping wing device and
Right flapping wing device.Empennage is located at afterbody;Left wing and right flank are arranged symmetrically in the left and right sides of fuselage;It is equal in left wing and right flank
Equipped with an aperture;Power set are located at front end or left wing and each arrangement one of right flank of fuselage, provide and fly for fixed wing aircraft
Action edge.It is furnished with flying control equipment, airborne equipment and power-supply device in fuselage, flying control equipment carries out flight attitude control to aircraft
System, airborne equipment include various flight instrumentation instrument, capture apparatus and navigation equipments.Left flapping wing device and right flapping wing device structure
It is identical, in left wing and the aperture of right flank that they are symmetrically distributed in.
Right flapping wing device includes fixed frame, engine, main shaft, gear wheel, pivoted arm, the first small pulley, the second small pulley, the
One big belt wheel, the second big belt wheel, the first belt, the second belt, the first axis of traction, the second axis of traction, the first fixed frame, second are consolidated
Determine frame, the first blade and the second blade.Fixed frame is installed on the wing at the aperture position of right flank;Main shaft is installed on by bearing
On fixed frame;Gear wheel is installed on main shaft;It is fixed in the middle part of pivoted arm on main shaft;The power of engine is passed by gear structure
It is sent to gear wheel, main shaft drives pivoted arm to rotate during bull gear drive;First small pulley and the second small band wheel construction are identical;First is small
Belt wheel and the second small pulley are installed on main shaft by bearing, and the first small pulley and the second small pulley do not rotate together with main shaft;
First axis of traction and the second traction axle construction are identical, they are separately mounted to the both ends of pivoted arm by bearing;First big belt wheel and
Second largest pulley structure is identical;First big belt wheel be installed on the first axis of traction on, the first big belt wheel rotate when the first axis of traction with
Rotation;Second big belt wheel is installed on the second axis of traction, and the second axis of traction is with rotation when the second big belt wheel rotates;First skin
Band is installed on the first small pulley and the first big belt wheel;Second belt is installed on the second small pulley and the second big belt wheel;First
Fixed frame is installed on the first axis of traction, and the first fixed frame fixes the first blade;Second fixed frame is installed on the second axis of traction,
Second fixed frame fixes the second blade;First blade and the second blade construction are identical, are elastic construction;First small pulley and first
Gearratio between big belt wheel is 2:1;Gearratio between second small pulley and the second big belt wheel is 2:1;Pass through the first belt
With the traction of the second belt, the first fixed frame and the second fixed frame are mutually perpendicular to all the time;Engine uses internal combustion engine or motor.
The principle of the generation lift of right flapping wing device is:Start engine, engine driving bull gear drive so that main shaft
Pivoted arm is driven to be rotated.Due to having first between the first small pulley and the first big belt wheel and the second small pulley and the second big belt wheel
The presence of belt and the second belt, limits the activity point of view of the first axis of traction and the second axis of traction so that is being rotated in pivoted arm
During remain vertical between the first fixed frame and the second fixed frame.Before fixed frame, pivoted arm does fortune counterclockwise
It is dynamic.Assuming that pivoted arm is rotated since horizontal level, at this time, the first fixed frame is in horizontality and is parallel to each other with pivoted arm, and
Second fixed frame is then mutually perpendicular in vertical state and with pivoted arm.When pivoted arm completes 90 degree rotations, the first fixed frame and the
Two fixed frames are arranged and are mutually perpendicular in splayed, and the first fixed frame is 45 in the lower end of pivoted arm and the angle between pivoted arm
Degree, and the second fixed frame is also 45 degree in the upper end of pivoted arm and the angle between pivoted arm.When pivoted arm, which completes 180 degree, to be rotated,
Pivoted arm is horizontal, and the second fixed frame is in horizontality and is parallel to each other with pivoted arm, and the first fixed frame is then in perpendicular
Straight state and it is mutually perpendicular to pivoted arm.When pivoted arm complete 270 degree rotation when, the first fixed frame the upper end of pivoted arm and with pivoted arm it
Between angle be 45 degree, and the second fixed frame is also 45 degree in the lower end of pivoted arm and angle between pivoted arm.When pivoted arm is completed
During 360 degree of rotations, initial position is returned to.See on the whole, the pivoted arm constantly rotated drives mutually keeps vertical first all the time
Fixed frame and the second fixed frame carry out down work of fluttering in turn with certain angle of inclination.Since the first blade is by elastic material structure
Into when flutterring movement under carrying out, the first blade can occur in bowl-shape deformation is buckled to, in the lower section of the first blade the first fixed frame
An opposite higher-pressure region can be formed, and an opposite low-pressure area can be formed in the top of the first blade, so in the first leaf
On piece just produces upward lift.Similarly, the second blade can also produce upward lift when flutterring movement under carrying out.
The principle that left flapping wing device produces lift is identical with right flapping wing device.
The VTOL principle of the fixed wing aircraft of the VTOL:When fixed wing aircraft takes off, start left flapping wing dress
Put the engine with right flapping wing device, the blade of left flapping wing device and right flapping wing device, which is constantly done down, to be flutterred movement and produce lift, is made
Fixed wing aircraft, which is realized, to take off vertically.When fixed wing aircraft will carry out high-performance cruise, start power set;Work as fixed wing aircraft
During landing, extinguish power set, start the engine of left flapping wing device and right flapping wing device, left flapping wing device and right flapping wing device
The first blade and the second blade constantly do down flutter movement produce lift, by adjusting engine speed come adjust the first blade and
Speed is flutterred under second blade, fixed wing aircraft is realized vertical landing.
The fixed wing aircraft of the VTOL of the present invention is real by the combination of fixed wing aircraft and flapping-wing aircraft, high efficient and flexible
Existing VTOL, available for detection or scientific research.
Brief description of the drawings
Fig. 1 is the structure diagram of the fixed wing aircraft with flapping wing;Fig. 2 is the schematic top plan view of right flapping wing device;Fig. 3 is
Right flapping wing device schematic diagram of the pivoted arm in initial position;Fig. 4 is that pivoted arm completes right flapping wing device schematic diagram during 90 degree of rotations.
In figure, 1- fuselages, 2- empennages, 3- left wings, 4- right flanks, 5- power set, the left flapping wing devices of 6-, the right flapping wing dresses of 7-
Put, 8- fixed frames, 9- engines, 10- main shafts, 11- gear wheels, 12- pivoted arms, the first small pulleys of 13-, the second small pulleys of 14-,
The first big belt wheels of 15-, the second big belt wheels of 16-, the first belts of 17-, the second belts of 18-, the first axis of traction of 19-, 20- second are drawn
Axis, the first fixed frames of 21-, the second fixed frames of 22-, 23-, the first blade, the second blades of 24-, 25- apertures.
Embodiment
The present invention is illustrated in conjunction with attached drawing:A kind of fixed wing aircraft with flapping wing, including fuselage 1, empennage
2nd, left wing 3, right flank 4, power set 5, left flapping wing device 6 and right flapping wing device 7.Empennage 2 is located at 1 afterbody of fuselage;Left wing 3 and the right side
The wing 4 is arranged symmetrically in the left and right sides of fuselage 1;A square aperture 25 is equipped with left wing 3 and right flank 4;Power set 5 are located at
The front end of fuselage 1, flying power is provided for fixed wing aircraft.Set in fuselage 1 equipped with flying control equipment, airborne equipment and power supply
Standby, flying control equipment carries out aircraft flight attitude control, and airborne equipment includes various flight instrumentation instrument, capture apparatus and leads
Boat equipment.Left flapping wing device 6 is identical with right 7 structure of flapping wing device, the left wing 3 and the aperture 25 of right flank 4 that they are symmetrically distributed in
In.
Right flapping wing device 7 includes fixed frame 8, engine 9, main shaft 10, gear wheel 11, pivoted arm 12, the first small pulley 13, the
Two small pulleys 14, the first big belt wheel 15, the second big belt wheel 16, the first belt 17, the second belt 18, the first axis of traction 19, second
Axis of traction 20, the first fixed frame 21, the second fixed frame 22, the first blade 23 and the second blade 24.Fixed frame 8 is installed on right flank 4
25 position of aperture wing on;Main shaft 10 is installed on fixed frame 8 by bearing;Gear wheel 11 is installed on main shaft 10;Turn
The middle part of arm 12 is fixed on the end of main shaft 10;The power of engine 9 is transmitted to gear wheel 11, gear wheel 11 by gear structure
Main shaft 10 drives pivoted arm 12 to rotate during rotation;First small pulley 13 is identical with 14 structure of the second small pulley;First small pulley, 13 He
Second small pulley 14 is installed on this section of main shaft 10 between fixed frame 8 and pivoted arm 12 by bearing, and the first small pulley 13 exists
By 8 side of fixed frame, the second small pulley 14 by 12 side of pivoted arm, the first small pulley 13 and the second small pulley 14 not with main shaft 10
Rotate together;First axis of traction 19 is identical with 20 structure of the second axis of traction, they are separately mounted to the two of pivoted arm 12 by bearing
End;First big belt wheel 15 is identical with 16 structure of the second big belt wheel;First big belt wheel 15 is installed on 19 left end of the first axis of traction, and first
The first axis of traction 19 is with rotation when big belt wheel 15 rotates;Second big belt wheel 16 is installed on 20 left end of the second axis of traction, second largest
The second axis of traction 20 is with rotation when belt wheel 16 rotates;First belt 17 is installed on the first small pulley 13 and the first big belt wheel 15
On, play draw;Second belt 18 is installed on the second small pulley 14 and the second big belt wheel 16, plays draw;First leaf
Piece 23 is identical with 24 structure of the second blade, using square class canopy cloth;It is right that first fixed frame 21 is installed on the first axis of traction 19
End, the first fixed frame 21 fix the peripheral edge of the first blade 23 using rope;Second fixed frame 22 is installed on the second axis of traction
20 right ends, the second fixed frame 22 fix the peripheral edge of the second blade 24 using rope.First small pulley 13 and the first big belt wheel
Gearratio between 15 is 2:1;Gearratio between second small pulley 14 and the second big belt wheel 16 is 2:1;Pass through the first belt
17 and second belt 18 traction, the first fixed frame 21 and the second fixed frame 22 are mutually perpendicular to all the time;Engine 9 uses internal combustion
Machine.
The principle of the generation lift of right flapping wing device 7 is:Start engine 9,9 drive gear wheel 11 of engine is rotated, made
Obtaining main shaft 10 drives pivoted arm 12 to be rotated.Due to the first small pulley 13 and the first big belt wheel 15 and the second small pulley 14 and second
There is the presence of the first belt 17 and the second belt 18 between big belt wheel 16, limit the first axis of traction 19 and the second axis of traction 20
Activity point of view so that remain vertical between the first fixed frame 21 and the second fixed frame 22 in rotation process in pivoted arm 12.
Before fixed frame 8, pivoted arm 12 does counterclockwise movement.Pivoted arm 12 is rotated since horizontal level, at this time, the first fixed frame
21 are in horizontality and are parallel to each other with pivoted arm 12, and the second fixed frame 22 then mutually hangs down in vertical state and with pivoted arm 12
Directly.When pivoted arm 12, which completes 90 degree, to be rotated, the first fixed frame 21 and the second fixed frame 22 are arranged and are mutually perpendicular in splayed, the
One fixed frame 21 is 45 degree in the lower end of pivoted arm 12 and the angle between pivoted arm 12, and the second fixed frame 22 is in the upper of pivoted arm 12
End and the angle between pivoted arm 12 are also 45 degree.When pivoted arm 12, which completes 180 degree, to be rotated, pivoted arm 12 is horizontal, the
Two fixed frames 22 are in horizontality and are parallel to each other with pivoted arm 12, and the first fixed frame 21 is then in vertical state and and pivoted arm
12 are mutually perpendicular to.When pivoted arm 12, which completes 270 degree, to be rotated, the first fixed frame 21 is in the upper end of pivoted arm 12 and between pivoted arm 12
Angle is 45 degree, and the second fixed frame 22 is also 45 degree in the lower end of pivoted arm 12 and the angle between pivoted arm 12.When pivoted arm 12
When completing 360 degree of rotations, initial position is returned to.See on the whole, the pivoted arm 12 constantly rotated drives mutually keeps vertical all the time
The first fixed frame 21 and the second fixed frame 22 work of fluttering is carried out down with certain angle of inclination in turn.Due to the first blade 23 by
Elastic material is formed, and when flutterring movement under carrying out, the first blade 23 can occur in the bowl-shape deformation of back-off the first fixed frame 21,
The lower section of first blade 23 can form an opposite higher-pressure region, and can be formed in the top of the first blade 23 one it is opposite low
Pressure area, so just produces upward lift on the first blade 23.Similarly, the second blade 24 can also be produced when flutterring movement under carrying out
Raw upward lift.
The principle and right flapping wing device 7 of the left generation of flapping wing device 6 lift are identical.
The fixed wing aircraft of the VTOL is performed such VTOL:When fixed wing aircraft takes off, start a left side and flutter
The engine 9 of swing device 6 and right flapping wing device 7, the blade of left flapping wing device 6 and right flapping wing device 7, which is constantly done down, flutters movement production
Raw lift, realizes fixed wing aircraft and takes off vertically.When fixed wing aircraft will carry out high-performance cruise, start power set 5.When
When fixed wing aircraft lands, extinguish power set 5, start the engine 9 of left flapping wing device 6 and right flapping wing device 7, left flapping wing dress
Put 6 and the first blade 23 of right flapping wing device 7 and the second blade 24 constantly do down and flutter movement and produce lift, by adjusting engine
9 rotating speeds flutter speed to adjust under the first blade 23 and the second blade 24, fixed wing aircraft is realized vertical landing.
Claims (7)
- A kind of 1. fixed wing aircraft with flapping wing, it is characterised in that:Including fuselage(1), empennage(2), left wing(3), right flank(4)、 Power set(5), left flapping wing device(6)With right flapping wing device(7);Empennage(2)Positioned at fuselage(1)Afterbody;Left wing(3)And right flank (4)It is arranged symmetrically in fuselage(1)The left and right sides;In left wing(3)And right flank(4)It is equipped with an aperture(25);Power set (5)Flying power is provided for fixed wing aircraft;In fuselage(1)Interior to be furnished with flying control equipment, airborne equipment and power-supply device, winged control is set It is standby that flight attitude control is carried out to aircraft;Left flapping wing device(6)With right flapping wing device(7)Structure is identical, they are symmetrical Left wing(3)And right flank(4)Aperture(25)In;Right flapping wing device(7)Including fixed frame(8), engine(9), main shaft (10), gear wheel(11), pivoted arm(12), the first small pulley(13), the second small pulley(14), the first big belt wheel(15), it is second largest Belt wheel(16), the first belt(17), the second belt(18), the first axis of traction(19), the second axis of traction(20), the first fixed frame (21), the second fixed frame(22), the first blade(23)With the second blade(24);Fixed frame(8)Installed in right flank(4)Aperture (25)On the wing at position;Main shaft(10)Fixed frame is installed on by bearing(8)On;Gear wheel(11)Installed in main shaft(10) On;Pivoted arm(12)Middle part be fixed on main shaft(10)On;Engine(9)Power gear wheel is transmitted to by gear structure (11), gear wheel(11)Main shaft during rotation(10)Drive pivoted arm(12)Rotate;First small pulley(13)With the second small pulley(14) Structure is identical;First small pulley(13)With the second small pulley(14)Main shaft is installed on by bearing(10)On, the first small pulley (13)With the second small pulley(14)Not with main shaft(10)Rotate together;First axis of traction(19)With the second axis of traction(20)Structure phase Together, they are separately mounted to pivoted arm by bearing(12)Both ends;First big belt wheel(15)With the second big belt wheel(16)Structure phase Together;First big belt wheel(15)Installed in the first axis of traction(19)On, the first big belt wheel(15)First axis of traction during rotation(19)With Rotation;Second big belt wheel(16)Installed in the second axis of traction(20)On, the second big belt wheel(16)Second axis of traction during rotation (20)With rotation;First belt(17)Installed in the first small pulley(13)With the first big belt wheel(15)On;Second belt(18) Installed in the second small pulley(14)With the second big belt wheel(16)On;First fixed frame(21)Installed in the first axis of traction(19)On, First fixed frame(21)Fix the first blade(23);Second fixed frame(22)Installed in the second axis of traction(20)On, second fixes Frame(22)Fix the second blade(24);First blade(23)With the second blade(24)Structure is identical, is elastic construction;First small band Wheel(13)With the first big belt wheel(15)Between gearratio be 2:1;Second small pulley(14)With the second big belt wheel(16)Between Gearratio is 2:1;Pass through the first belt(17)With the second belt(18)Traction, the first fixed frame(21)With the second fixed frame (22)All the time it is mutually perpendicular to;Left flapping wing device(6)Produce the principle of lift and right flapping wing device(7)It is identical;Left flapping wing device(6) With right flapping wing device(7)The first blade(23)With the second blade(24)Constantly do down and flutter movement generation lift.
- A kind of 2. fixed wing aircraft with flapping wing according to claim 1, it is characterised in that:First fixed frame(21)With Two fixed frames(22)Between arrangement relation, work as pivoted arm(12)Rotated since horizontal level, at this time, the first fixed frame(21)Place In horizontality and and pivoted arm(12)It is parallel to each other, and the second fixed frame(22)Then it is in vertical state and and pivoted arm(12)Mutually Vertically;Work as pivoted arm(12)When completing 90 degree of rotations, the first fixed frame(21)With the second fixed frame(22)In splayed arrangement and phase It is mutually vertical, the first fixed frame(21)In pivoted arm(12)Lower end and and pivoted arm(12)Between angle be 45 degree, and second fix Frame(22)In pivoted arm(12)Upper end and and pivoted arm(12)Between angle also be 45 degree;Work as pivoted arm(12)180 degree is completed to rotate When, pivoted arm(12)It is horizontal, the second fixed frame(22)In horizontality and and pivoted arm(12)It is parallel to each other, and first Fixed frame(21)Then it is in vertical state and and pivoted arm(12)It is mutually perpendicular to;Work as pivoted arm(12)When completing 270 degree of rotations, first is solid Determine frame(21)In pivoted arm(12)Upper end and and pivoted arm(12)Between angle be 45 degree, and the second fixed frame(22)In pivoted arm (12)Lower end and and pivoted arm(12)Between angle also be 45 degree;Work as pivoted arm(12)When completing 360 degree of rotations, initial bit is returned to Put.
- A kind of 3. fixed wing aircraft with flapping wing according to claim 1 or 2, it is characterised in that:First blade(23)With Second blade(24)Structure is identical, using square class canopy cloth.
- A kind of 4. fixed wing aircraft with flapping wing according to claim 1 or 2, it is characterised in that:Airborne equipment includes each Kind flight instrumentation instrument, capture apparatus and navigation equipment.
- A kind of 5. fixed wing aircraft with flapping wing according to claim 1 or 2, it is characterised in that:Engine(9)Using interior Combustion engine or motor.
- A kind of 6. fixed wing aircraft with flapping wing according to claim 1 or 2, it is characterised in that:Power set(5)It is located at Fuselage(1)Front end or left wing(3)And right flank(4)Each arrangement one.
- A kind of 7. fixed wing aircraft with flapping wing according to claim 1 or 2, it is characterised in that:First fixed frame(21) First blade is fixed using rope(23)Peripheral edge;Second fixed frame(22)Second blade is fixed using rope(24)It is outer Peripheral edge.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711278270.9A CN107963211A (en) | 2017-12-06 | 2017-12-06 | A kind of fixed wing aircraft with flapping wing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711278270.9A CN107963211A (en) | 2017-12-06 | 2017-12-06 | A kind of fixed wing aircraft with flapping wing |
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CN107963211A true CN107963211A (en) | 2018-04-27 |
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CN201711278270.9A Pending CN107963211A (en) | 2017-12-06 | 2017-12-06 | A kind of fixed wing aircraft with flapping wing |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112407268A (en) * | 2020-11-26 | 2021-02-26 | 广东国士健科技发展有限公司 | Tilting type free half-rotation flapping rotor aircraft |
CN112498677A (en) * | 2020-11-26 | 2021-03-16 | 广东国士健科技发展有限公司 | Flapping wing-like device capable of simultaneously generating thrust and lift |
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US20050274847A1 (en) * | 2004-06-15 | 2005-12-15 | Richard Charron | Flexible airfoils and method |
CN203845012U (en) * | 2014-05-30 | 2014-09-24 | 佛山市神风航空科技有限公司 | Rotary flapping wing type driving airplane |
CN106379532A (en) * | 2016-09-23 | 2017-02-08 | 北京航空航天大学 | Flapping-wing flapping angle changing mechanism |
CN106585984A (en) * | 2017-01-03 | 2017-04-26 | 璋峰嘲 | Rolling and rotating ornithopter |
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2017
- 2017-12-06 CN CN201711278270.9A patent/CN107963211A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US20050274847A1 (en) * | 2004-06-15 | 2005-12-15 | Richard Charron | Flexible airfoils and method |
CN203845012U (en) * | 2014-05-30 | 2014-09-24 | 佛山市神风航空科技有限公司 | Rotary flapping wing type driving airplane |
CN106379532A (en) * | 2016-09-23 | 2017-02-08 | 北京航空航天大学 | Flapping-wing flapping angle changing mechanism |
CN106585984A (en) * | 2017-01-03 | 2017-04-26 | 璋峰嘲 | Rolling and rotating ornithopter |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112407268A (en) * | 2020-11-26 | 2021-02-26 | 广东国士健科技发展有限公司 | Tilting type free half-rotation flapping rotor aircraft |
CN112498677A (en) * | 2020-11-26 | 2021-03-16 | 广东国士健科技发展有限公司 | Flapping wing-like device capable of simultaneously generating thrust and lift |
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