CN103991548B - A kind of rotary flapping wing aircraft - Google Patents
A kind of rotary flapping wing aircraft Download PDFInfo
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- CN103991548B CN103991548B CN201410234397.0A CN201410234397A CN103991548B CN 103991548 B CN103991548 B CN 103991548B CN 201410234397 A CN201410234397 A CN 201410234397A CN 103991548 B CN103991548 B CN 103991548B
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Abstract
A kind of rotary flapping wing aircraft, belongs to vehicle technology field.It is made up of fuselage, alighting gear, power system and control system.Power system comprises two identical driving engines and gear reducer, speed regulation device, anticlockwise flapping wing and right rotation flapping wing; Control system comprises engine management system and flight attitude control system; Anticlockwise flapping wing is made up of left main shaft, left-hand rotation arm, left wing's sheet, left wing's axle, left pilot bar and left guides; Right rotation flapping wing is made up of right main shaft, right-hand rotation arm, right flank sheet, right flank axle, right pilot bar and right guides; Anticlockwise flapping wing is identical with right rotation flapping wing structure, and they are symmetrically arranged in the left and right sides of fuselage respectively, and is individually driven by two identical driving engines, and this aircraft can vertical lift and hovering, maneuverability.Band photographs equipment can be used for taking photo by plane, geographical measurements, traffic duty, militaryly to investigate and the multiple-task such as rescue and relief work.
Description
Technical field
A kind of rotary flapping wing aircraft, belongs to vehicle technology field, particularly relates to a kind of flapping wing aircraft.
Background technology
The lift unit that tradition flapping wing aircraft adopts is traditional flapping wing mechanism, is driven by crankshaft-link rod, and flapping wing is fluttered generation lift up and down, efficiency is lower, requires higher, the lift that comparatively difficult labour is raw very large to the strength at repeated alternation of flapping wing, be difficult to vertical lift and hovering, and manoevreability is poor.
Summary of the invention
In order to overcome the deficiency of above-mentioned conventional aircraft, the invention provides a kind of rotary flapping wing aircraft, flapping wing rotates, energy vertical lift and hovering, adopts left and right flapping wing individual drive and mode, mobility strong.
The present invention adopts following technical scheme: a kind of rotary flapping wing aircraft comprises fuselage, alighting gear, power system and control system.Power system comprises two identical driving engines and gear reducer, speed regulation device, anticlockwise flapping wing and right rotation flapping wing; Control system comprises engine management system and flight attitude operating system; Anticlockwise flapping wing is identical with right rotation flapping wing structure, and they are symmetrically arranged in the left and right sides of fuselage respectively, and is individually driven by two identical driving engines and Left Hand Engine and right driving engine, and this aircraft can vertical lift and hovering, maneuverability.
Anticlockwise flapping wing is made up of left main shaft, left-hand rotation arm, left wing's sheet, left wing's axle, left pilot bar and left guides; Right rotation flapping wing is made up of right main shaft, right-hand rotation arm, right flank sheet, right flank axle, right pilot bar and right guides; Left main shaft connects the gear reducer of Left Hand Engine, and right main shaft connects the gear reducer of right driving engine.
The concrete structure of anticlockwise flapping wing is: one end of left main shaft is connected with fuselage by antifriction-bearing box, one end of left-hand rotation arm is vertical with the other end of left main shaft to be connected, the other end of left-hand rotation arm is vertical with one end of left wing axle to be connected, and left wing's axle, left-hand rotation arm and left main shaft are in same plane; The other end of left wing's axle is connected in the leading edge place of close left wing sheet by bearing and left wing's sheet, left wing's axle is parallel with the leading edge of left wing's sheet, and left wing's sheet can around left wing's axle flexible rotating, and left wing's axle can not make axial linear movement; The end face of close left-hand rotation arm of left wing's sheet and the leading vertical of the root end face of left wing's sheet and left wing's sheet, one end of left pilot bar and left wing's sheet are fixed on the intersection of this end face string of a musical instrument and trailing edge, left pilot bar is vertical with left wing axle on this end face string of a musical instrument extended line backward, and the other end of left pilot bar is through left guides; Left guides is combined by left linear bearing and left oscillating bearing, and left linear bearing is fixedly bumped in left oscillating bearing; Left pilot bar inserts in the left linear bearing of left guides, and left pilot bar can do reciprocating linear motion flexibly in left linear bearing, and along with left linear bearing together can around the left oscillating bearing center switch of left guides; Left guides is connected with fuselage by the shell of left oscillating bearing; Under the control of control system, left guides switch can move in the plane of the left pilot bar of mistake parallel with left-hand rotation arm plane of rotation; The length of left pilot bar enough guarantees that the one end of inserting left guides does not come off all the time in left guides.
The principle of work of anticlockwise flapping wing is: the power of Left Hand Engine passes to left main shaft after slowing down, left main axis drives left-hand rotation arm to rotate, left-hand rotation arm straps is moved left wing's axle and is rotated, rotate at the traction bottom left fin of left wing's axle and flutter, due to the control of left pilot bar and left guides, when left wing sheet rotates, its angle of attack revolves to turn around at a cycle of operations and interior regular change can occur, and meets flapping wing, is conducive to producing thrust.In order to higher efficiency and the left wing's sheet of fluttering can be fluttered flexibly, left guides is installed close to the rotation round of left wing's axle, but the distance between left guides to left main shaft is greater than the maximum chord length sum of left-hand rotation arm lengths and left wing's sheet.Because left guides is close to the rotation round of left wing's axle, in one-period, the effect of flutterring generation under left wing's sheet much larger than on flutter, the efficiency producing lift is higher.The rotating speed changing left wing's sheet can change the size of thrust; The direction of thrust is that the relative height by changing left guides and left main shaft realizes.
The concrete structure of right rotation flapping wing and principle of work are identical with anticlockwise flapping wing.
Alighting gear also plays anti-twisted force balance effect except playing support fuselage and facilitating landing effect.
The present invention has these advantages: because left wing's sheet and right flank sheet all make circular-rotation, less demanding to the strength at repeated alternation of material; Owing to using two motors to drive anticlockwise flapping wing and right rotation flapping wing respectively, mobility strong, control ratio is comparatively flexible, is adapted to comparatively complex environment.
Accompanying drawing explanation
Fig. 1 is the schematic front view of a kind of rotary flapping wing aircraft of the present invention; Fig. 2 is the left view of Fig. 1.
In figure: 1-fuselage; 2-alighting gear; 3-power system; 31-Left Hand Engine; The right driving engine of 32-; 4-control system; 5-anticlockwise flapping wing; 6-right rotation flapping wing; The left main shaft of 51-; 52-left-hand rotation arm; 53-left wing sheet; 54-left wing axle; The left pilot bar of 55-; The left guides of 56-; The left linear bearing of 561-; The left oscillating bearing of 562-; The broken circle of band arrow large in Fig. 2 represents rotational trajectory and the rotation direction of left wing's axle 54.
Detailed description of the invention
Now by reference to the accompanying drawings 1 and accompanying drawing 2 illustrate the present invention be illustrated: a kind of rotary flapping wing aircraft comprises fuselage 1, alighting gear 2, power system 3 and control system 4.Power system 3 comprises Left Hand Engine 31 and speed regulation device, right driving engine 32 and speed regulation device thereof, anticlockwise flapping wing 5 and right rotation flapping wing 6; Control system 4 comprises engine management system and flight attitude control system; Anticlockwise flapping wing 5 is identical with right rotation flapping wing 6 structure, and they are symmetrically arranged in the left and right sides of fuselage 1 respectively, and anticlockwise flapping wing 5 is driven by Left Hand Engine 31, and right rotation flapping wing 6 is driven by right driving engine 32; Left Hand Engine 31 is all identical with right driving engine 32 structure and parameter, and their gear reducer and speed regulation device are also identical.This aircraft can vertical lift and hovering, and efficiency is higher, and maneuverability.
Anticlockwise flapping wing 5 is made up of left main shaft 51, left-hand rotation arm 52, left wing's sheet 53, left wing's axle 54, left pilot bar 55 and left guides 56; Right rotation flapping wing is made up of right main shaft, right-hand rotation arm, right flank sheet, right flank axle, right pilot bar and right guides; Left main shaft 51 connects the gear reducer of Left Hand Engine 31, and right main shaft connects the gear reducer of right driving engine 32.
The concrete structure of anticlockwise flapping wing 5 is: one end of left main shaft 51 is connected with fuselage 1 by antifriction-bearing box, one end of left-hand rotation arm 52 is vertical with the other end of left main shaft 51 to be connected, the other end of left-hand rotation arm 52 is vertical with one end of left wing axle 54 to be connected, and left wing's axle 54, left-hand rotation arm 52 and left main shaft 51 are in same plane; The other end of left wing's axle 54 is connected in the leading edge place near left wing's sheet 53 by bearing and left wing's sheet 53, and left wing's axle 54 is parallel with the leading edge of left wing sheet 53, and left wing's sheet 53 can around left wing's axle 54 flexible rotating, and left wing's axle 54 can not make axial linear movement; The end face of close left-hand rotation arm 52 of left wing's sheet 53 and the leading vertical of the root end face of left wing's sheet 53 and left wing's sheet 53, one end of left pilot bar 55 and left wing's sheet 53 are fixed on the intersection of this end face string of a musical instrument and trailing edge, left pilot bar 55 is vertical with left wing axle 54 on this end face string of a musical instrument extended line backward, and the other end of left pilot bar 55 is through left guides 56; Left guides 56 is fixedly bumped in left oscillating bearing 562 by left linear bearing 561 and forms; Left guides 56 is connected with fuselage 1 by the shell of left oscillating bearing 562; Under the control of control system 4, left guides 56 can the axis switch around left main shaft 51 in the plane of the mistake left pilot bar 55 parallel with left-hand rotation arm 52 plane of rotation move; The length of left pilot bar 55 enough guarantees that the one end of inserting left guides 56 does not come off all the time in left guides 56.
The skeleton of fuselage 1, left wing's sheet 53 and right flank sheet all adopts carbon fiber composite material, strong light-weight.Left wing's sheet 53 and right flank sheet at right angles trapezoidal, the wing of the similar pigeon fully expanded, their aerofoil profile all adopts flat pattern or epirelief concave shape under epirelief.During this structure flight, resistance is very little, is convenient to rapid flight.
The principle of work of anticlockwise flapping wing 5 is: the power of Left Hand Engine 31 passes to left main shaft 51 after slowing down, left main shaft 51 rotates and drives left-hand rotation arm 52 to rotate, left-hand rotation arm 52 drives left wing's axle 54 to rotate, rotate at the traction bottom left fin 53 of left wing's axle 54 and flutter, due to the control of left pilot bar 55 and left guides 56, when left wing's sheet 53 rotates, its angle of attack revolves to turn around at a cycle of operations and interior regular change can occur, and meets flapping wing, is conducive to producing thrust.In order to higher efficiency and the left wing's sheet 53 of fluttering can be fluttered flexibly, left guides 56 is installed close to the rotation round of left wing's axle 54, but the distance between left guides 56 to left main shaft 51 is greater than the maximum chord length sum of left-hand rotation arm 52 length and left wing's sheet 53.Because left guides 56 is close to the rotation round of left wing's axle 54, in one-period, left wing's sheet effect of flutterring generation for 53 times much larger than on flutter, the efficiency producing lift is higher.The rotating speed changing left wing's sheet 53 can change the size of thrust; The direction of thrust is relative azimuth by changing left guides 56 and left main shaft 51 and highly realizes.Because left wing's sheet 53 and right flank sheet all make circular-rotation, less demanding to the strength at repeated alternation of material.
The concrete structure of right rotation flapping wing 6 and principle of work are identical with anticlockwise flapping wing 5.
The Left Hand Engine of a kind of rotary flapping wing of the present invention aircraft and right driving engine adopt combustion engine or electrical motor, by the lithium battery power supply conveniently charged during employing electrical motor.
The state of flight should inventing a kind of rotary flapping wing aircraft is below described further this invention.
Take off: start Left Hand Engine and right driving engine, anticlockwise flapping wing 5 and right rotation flapping wing 6 is driven to flutter, control system 4 is utilized to adjust the height of left guides 56 and right guides, what anticlockwise flapping wing 5 and right rotation flapping wing 6 were produced makes a concerted effort upwards, when Left Hand Engine and right engine output reach certain value, lift is greater than body weight, and this rotary flapping wing aircraft vertical goes up to the air.
Before fly: after taking off, by left guides 56 and right guides simultaneously forward upward move, thrust direction is by forward upward, and the rotating speed simultaneously improving Left Hand Engine and right driving engine makes the component in the direction vertically upward of thrust equal body weight, is convenient to put down forward fly.
After fly: when aloft flying, left guides 56 and right guides are moved downwards simultaneously, make thrust direction rearwardly and upwardly, and the rotating speed simultaneously adjusting Left Hand Engine and right driving engine makes the component in the direction vertically upward of thrust equal body weight, realize flat backward flying.
Turning flight: when front flying, can realize turnon left flight by improving right engine speed; Right-hand corner flight can be realized by improving Left Hand Engine rotating speed.
Hovering: when aloft flying, left guides 56 and right guides are adjusted to suitable same height and position, adjust the rotating speed of Left Hand Engine and right driving engine, what anticlockwise flapping wing 5 and right rotation flapping wing 6 were produced makes a concerted effort vertically upward and equals body weight, and after eliminating flight inertia, this aircraft will be in hovering position.
Landing: after this aircraft is adjusted to hovering position, slowly reduce the rotating speed of Left Hand Engine and right driving engine, this aircraft is by slowly vertical landing simultaneously.
Owing to adopting two driving engines individually to drive anticlockwise flapping wing and right rotation flapping wing, the more convenient realization of a kind of rotary flapping wing aircraft of the present invention is sidewindered and hovering turns to.
More than illustrate it is make under the operating mode not having interference in air flow, if there is the existence of interference in air flow, then should carry out repairing partially according to the direction of air-flow and flow velocity.
A kind of rotary flapping wing aircraft of the present invention band photographs equipment can be used for taking photo by plane, geographical measurements, traffic duty, militaryly to investigate and the multiple-task such as rescue and relief work.
Claims (4)
1. a rotary flapping wing aircraft, comprise fuselage (1), alighting gear (2), power system (3) and control system (4), it is characterized in that: power system (3) comprising: anticlockwise flapping wing (5), right rotation flapping wing (6), the gear reducer of Left Hand Engine (31) and Left Hand Engine (31) and the speed regulation device of Left Hand Engine (31), and the speed regulation device of the gear reducer of right driving engine (32) and right driving engine (32) and right driving engine (32); Control system (4) comprises engine management system and flight attitude operating system; Anticlockwise flapping wing (5) is identical with right rotation flapping wing (6) structure, and they are symmetrically arranged in the left and right sides of fuselage (1) respectively, and is individually driven by two identical driving engines and Left Hand Engine (31) and right driving engine (32); Anticlockwise flapping wing (5) is made up of left main shaft (51), left-hand rotation arm (52), left wing's sheet (53), left wing's axle (54), left pilot bar (55) and left guides (56); Right rotation flapping wing (6) is made up of right main shaft, right-hand rotation arm, right flank sheet, right flank axle, right pilot bar and right guides; Left main shaft (51) connects the gear reducer of Left Hand Engine (31), and right main shaft connects the gear reducer of right driving engine (32); One end of left main shaft (51) is connected with fuselage (1) by antifriction-bearing box, one end of left-hand rotation arm (52) is vertical with the other end of left main shaft (51) to be connected, the other end of left-hand rotation arm (52) is vertical with one end of left wing's axle (54) to be connected, and left wing's axle (54), left-hand rotation arm (52) and left main shaft (51) are in same plane; The other end of left wing's axle (54) is connected in the leading edge place of close left wing's sheet (53) by bearing and left wing's sheet (53), left wing's axle (54) is parallel with the leading edge of left wing's sheet (53), and left wing's sheet (53) can around left wing's axle (54) flexible rotating; The end face of close left-hand rotation arm (52) of left wing's sheet (53) and the leading vertical of left wing's sheet (53), one end of left pilot bar (55) and left wing's sheet (53) are fixed on the intersection of this end face string of a musical instrument and trailing edge, left pilot bar (55) is vertical with left wing's axle (54) on this end face string of a musical instrument extended line backward, and the other end of left pilot bar (55) is through left guides (56); Left guides (56) is combined by left linear bearing (561) and left oscillating bearing (562), and left linear bearing (561) is fixedly bumped in left oscillating bearing (562); Left pilot bar (55) inserts in the left linear bearing (561) of left guides (56), left pilot bar (55) can do reciprocating linear motion flexibly in left linear bearing (561), and along with left linear bearing (561) together can around left oscillating bearing (562) the center switch of left guides (56); Left guides (56) is connected with fuselage (1) by the shell of left oscillating bearing (562); Under the control of control system, left guides (56) switch can move in the plane of the left pilot bar of mistake (55) parallel with left-hand rotation arm (52) plane of rotation; The aerofoil profile of left wing's sheet (53) and right flank sheet all adopts flat pattern or epirelief concave shape under epirelief; Anticlockwise flapping wing (5) is identical with the principle of work of right rotation flapping wing (6).
2. a kind of rotary flapping wing aircraft according to claim 1, is characterized in that: Left Hand Engine (31) and right driving engine (52) all adopt electrical motor, by the lithium battery power supply conveniently charged.
3. a kind of rotary flapping wing aircraft according to claim 1, is characterized in that: the skeleton of fuselage (1), left wing's sheet (53) and right flank sheet adopts carbon fiber composite material.
4. a kind of rotary flapping wing aircraft according to claim 1, is characterized in that: left wing's sheet (53) and right flank sheet at right angles trapezoidal, the wing of the similar pigeon fully expanded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234397.0A CN103991548B (en) | 2014-05-30 | 2014-05-30 | A kind of rotary flapping wing aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234397.0A CN103991548B (en) | 2014-05-30 | 2014-05-30 | A kind of rotary flapping wing aircraft |
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| Publication Number | Publication Date |
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| CN103991548A CN103991548A (en) | 2014-08-20 |
| CN103991548B true CN103991548B (en) | 2015-12-30 |
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| CN201410234397.0A Active CN103991548B (en) | 2014-05-30 | 2014-05-30 | A kind of rotary flapping wing aircraft |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354861B (en) * | 2014-12-15 | 2016-08-03 | 佛山市神风航空科技有限公司 | A kind of flat-type flapping wing aircraft of band servomotor |
| CN104477384B (en) * | 2014-12-15 | 2016-06-29 | 佛山市神风航空科技有限公司 | A kind of flat board fin flapping wing aircraft |
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| CN102249001A (en) * | 2011-05-12 | 2011-11-23 | 西北工业大学 | Flapping wing flight adopting compound flapping mode |
| CN102398677A (en) * | 2010-09-10 | 2012-04-04 | 周跃平 | Rotating flapping wing |
| CN102616375A (en) * | 2012-04-09 | 2012-08-01 | 上海交通大学 | Bevel gear four-wing type flapping wing mini-aircraft |
| CN202400287U (en) * | 2011-08-11 | 2012-08-29 | 西北工业大学 | Miniature semi-active folding flapping wing |
| CN102673785A (en) * | 2011-03-11 | 2012-09-19 | 张家港市九鼎机械有限公司 | Flapping-wing aircraft |
| CN203845009U (en) * | 2014-05-30 | 2014-09-24 | 佛山市神风航空科技有限公司 | Rotary ornithopter |
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2014
- 2014-05-30 CN CN201410234397.0A patent/CN103991548B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398677A (en) * | 2010-09-10 | 2012-04-04 | 周跃平 | Rotating flapping wing |
| CN102673785A (en) * | 2011-03-11 | 2012-09-19 | 张家港市九鼎机械有限公司 | Flapping-wing aircraft |
| CN102249001A (en) * | 2011-05-12 | 2011-11-23 | 西北工业大学 | Flapping wing flight adopting compound flapping mode |
| CN202400287U (en) * | 2011-08-11 | 2012-08-29 | 西北工业大学 | Miniature semi-active folding flapping wing |
| CN102616375A (en) * | 2012-04-09 | 2012-08-01 | 上海交通大学 | Bevel gear four-wing type flapping wing mini-aircraft |
| CN203845009U (en) * | 2014-05-30 | 2014-09-24 | 佛山市神风航空科技有限公司 | Rotary ornithopter |
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| Publication number | Publication date |
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| CN103991548A (en) | 2014-08-20 |
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Effective date of registration: 20161020 Address after: 510000, Guangzhou, Guangdong, Tianhe District Longdong Dragon Road No. 260 Longdong industrial building D-6 building on the third floor Patentee after: Guangzhou Xin Cai computer supplies Co., Ltd. Address before: Foshan City, Guangdong province 528500 city streets Gaoming District No. 78 Jiangwan Road, room 402 Fu Wan Patentee before: Shenfeng science and technology of aviation Co., Ltd of Foshan City |