CN203845009U - Rotary ornithopter - Google Patents
Rotary ornithopter Download PDFInfo
- Publication number
- CN203845009U CN203845009U CN201420282402.0U CN201420282402U CN203845009U CN 203845009 U CN203845009 U CN 203845009U CN 201420282402 U CN201420282402 U CN 201420282402U CN 203845009 U CN203845009 U CN 203845009U
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- China
- Prior art keywords
- wing
- sheet
- flapping wing
- guides
- main shaft
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Abstract
The utility model provides a rotary ornithopter, belonging to the technical field of air vehicles. The ornithopter comprises a body, undercarriages, a power system and a control system, wherein the power system comprises two same engines and gear reducers and speed adjusting devices thereof, a left rotary flapping wing and a right rotary flapping wing; the control system comprises an engine control system and a flight attitude control system; the left rotary flapping wing comprises a left main shaft, a left rotary arm, a left vane, a left wing shaft, a left guide rod and a left guider; the right rotary flapping wing comprises a right main shaft, a right rotary arm, a right vane, a right wing shaft, a right guide rod and a right guider; the left and right rotary flapping wings have the same structure, are respectively arranged on the left and right sides of the body symmetrically and are respectively driven by the two same engines independently. The ornithopter can ascend and descend vertically and hover and is flexible. With shooting equipment, the ornithopter can be used in various tasks such as air photography, geographic survey, traffic duty, military surveillance, rescue and relief work and the like.
Description
Technical field
A rotary flapping wing aircraft, belongs to vehicle technology field, relates in particular 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 the flapping wing generation lift of fluttering up and down by crankshaft-link rod, efficiency is lower, the strength at repeated alternation of flapping wing is had relatively high expectations, the raw very large lift of difficult labour, 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, and energy vertical lift and hovering adopt 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 respectively the left and right sides of fuselage, and is that Left Hand Engine and right driving engine drive separately respectively by two identical driving engines, and this aircraft can vertical lift and hovering, maneuverability.
Anticlockwise flapping wing is comprised 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 comprised 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 connected with the other end of left main shaft is vertical, vertical being connected in one end of the other end of left-hand rotation arm and left wing's axle, 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 near left wing's sheet by bearing and left wing's sheet, and the leading edge of Zhou Yu left wing of left wing sheet is parallel, Pian Nengrao left wing of left wing axle flexible rotating, and left wing's axle can not be made axial linear movement; The end face of the close left-hand rotation arm of left wing's sheet is that the root end face of left wing's sheet and the leading edge of left wing sheet are vertical, 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 at this end face string of a musical instrument extended line Shang Qieyu left wing axle 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 be around the left oscillating bearing center of left guides switch; Left guides is connected with fuselage by the shell of left oscillating bearing; Under the control of control system, left guides can switch move in the plane of the left pilot bar of mistake parallel with left-hand rotation arm plane of rotation; One end that the length of left pilot bar enough guarantees to insert left guides is all the time in left guides and do not come off.
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 shaft rotates and drives the rotation of left-hand rotation arm, left-hand rotation arm drives left wing's axle rotation, traction bottom left fin rotation at left wing's axle is fluttered, control due to left pilot bar and left guides, when left wing's sheet rotates, its angle of attack revolves at a cycle of operations the interior meeting of turning around regular variation occurs, and meets flapping wing, is conducive to produce thrust.For higher efficiency and the left wing's sheet of fluttering, can flutter flexibly, left guides approaches the rotation round of left wing's axle and installs, but left guides is greater than the maximum chord length sum of left-hand rotation arm lengths and left wing's sheet to the distance between left main shaft.Because left guides approaches 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 that produces lift is higher.The rotating speed that changes left wing's sheet can change the size of thrust; The direction of thrust is to realize by changing the relative height of left guides and left main shaft.
The concrete structure of right rotation flapping wing and principle of work are identical with anticlockwise flapping wing.
Alighting gear supports fuselage and facilitates and landing effect, also play anti-twisted force balance effect except plaing.
The present invention has these advantages: because left wing's sheet and right flank sheet are all made circular-rotation, less demanding to the strength at repeated alternation of material; Owing to using two motors to drive respectively anticlockwise flapping wing and right rotation flapping wing, mobility strong, control ratio is more flexible, is adapted to compared with complex environment.
Accompanying drawing explanation
Fig. 1 is that the master of a kind of rotary flapping wing aircraft of the present invention looks schematic diagram; 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-; In Fig. 2, the large broken circle with arrow represents rotational trajectory and the rotation direction of left wing's axle 54.
The specific embodiment
Now by reference to the accompanying drawings 1 and accompanying drawing 2 for example the present invention is 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 structures, and they are symmetrically arranged in respectively the left and right sides of fuselage 1, 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 parameters, 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 comprised 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 comprised 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, vertical being connected of the other end of one end of left-hand rotation arm 52 and left main shaft 51, vertical being connected in one end of the other end of left-hand rotation arm 52 and left wing axle 54, 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 the leading edge of Zhou54Yu left wing of left wing sheet 53 is parallel, Pian53Neng Rao left wing of left wing axle 54 flexible rotatings, and left wing's axle 54 can not be made axial linear movement; The end face of the close left-hand rotation arm 52 of left wing's sheet 53 is that the root end face of left wing's sheet 53 is vertical with the leading edge of left wing 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 at this end face string of a musical instrument extended line Shang Qieyu left wing axle 54 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 move in the plane of the left pilot bar 55 of mistake parallel with left-hand rotation arm 52 plane of rotations; One end that the length of left pilot bar 55 enough guarantees to insert left guides 56 is all the time in left guides 56 and do not come off.
The skeleton of fuselage 1, left wing's sheet 53 and right flank sheet all adopts carbon fiber composite material, and intensity height is lightweight.Left wing's sheet 53 and right flank sheet are at right angles trapezoidal, the wing of similar pigeon of fully having launched, and their aerofoil profile all adopts flat pattern or epirelief concave shape under epirelief.During this structure flight, resistance is very little, is convenient to quick 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 52 rotations of left-hand rotation arm, left-hand rotation arm 52 drives 54 rotations of left wing's axle, traction bottom left fin 53 rotations at left wing's axle 54 are fluttered, control due to left pilot bar 55 and left guides 56, during 53 rotation of left wing's sheet, its angle of attack revolves at a cycle of operations the interior meeting of turning around regular variation occurs, and meets flapping wing, is conducive to produce thrust.For higher efficiency and the left wing's sheet 53 of fluttering, can flutter flexibly, left guides 56 approaches the rotation round of left wing's axle 54 and installs, but left guides 56 is greater than the maximum chord length sum of left-hand rotation arm 52 length and left wing's sheet 53 to the distance between left main shaft 51.Because left guides 56 approaches the rotation round of left wing's axle 54, in one-period, the effect that left wing's sheet is flutterred generation for 53 times much larger than on flutter, the efficiency that produces lift is higher.The rotating speed that changes left wing's sheet 53 can change the size of thrust; The direction of thrust is by changing the relative azimuth of left guides 56 and left main shaft 51 and highly realizing.Because left wing's sheet 53 and right flank sheet are all made 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 aircraft of the present invention and right driving engine adopt combustion engine or electrical motor, while adopting electrical motor by the lithium battery power supply conveniently charging.
The state of flight that should invent a kind of rotary flapping wing aircraft is below described further this invention.
Take off: starting Left Hand Engine and right driving engine, drive anticlockwise flapping wing 5 and right rotation flapping wing 6 to flutter, utilize control system 4 to adjust the height of left guides 56 and right guides, make making a concerted effort upwards of anticlockwise flapping wing 5 and 6 generations of right rotation flapping wing, when Left Hand Engine and right engine output reach certain value, lift is greater than body weight, and this rotary flapping wing aircraft vertically goes up to the air.
Before fly: after taking off, left guides 56 and right guides are moved to front upper place simultaneously, thrust direction will be to front upper place, and the rotating speed that simultaneously improves Left Hand Engine and right driving engine makes the component of the direction vertically upward of thrust equal body weight, is convenient to put down and fly forward.
After fly: while aloft flying, left guides 56 and right guides are moved downwards simultaneously, make thrust direction to back upper place, and the rotating speed of simultaneously adjusting Left Hand Engine and right driving engine makes the component of the direction vertically upward of thrust equal body weight, realize flat flying backward.
Turning flight: when front flying, can realize turnon left and fly by improving right engine speed; Can realize right-hand corner by raising Left Hand Engine rotating speed flies.
Hovering: while 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, make making a concerted effort vertically upward and equaling body weight of anticlockwise flapping wing 5 and 6 generations of right rotation flapping wing, after elimination flight inertia, this aircraft will be in hovering position.
Landing: this aircraft is adjusted to behind hovering position, slowly reduces the rotating speed of Left Hand Engine and right driving engine simultaneously, this aircraft is by slowly vertical landing.
Owing to adopting two driving engines to drive separately respectively 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 explanation is what do not have to make under the operating mode of interference in air flow, if there is the existence of interference in air flow, should repair partially according to the direction of air-flow and flow velocity.
The multiple-tasks such as a kind of rotary flapping wing aircraft of the present invention band photographs equipment can be used for taking photo by plane, geographical measurement, traffic duty, military investigation and 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) comprises two identical driving engines and gear reducer, speed regulation device, anticlockwise flapping wing (5) and right rotation flapping wing (6); 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 respectively the left and right sides of fuselage (1), and is that Left Hand Engine (31) and right driving engine (32) drive separately respectively by two identical driving engines; Anticlockwise flapping wing (5) is comprised 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 comprised 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, vertical being connected of the other end of one end of left-hand rotation arm (52) and left main shaft (51), vertical being connected in one end of the other end of left-hand rotation arm (52) and left wing's axle (54), 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's sheet (53), left wing's sheet (53) Neng Rao left wing axle (54) flexible rotating; The end face of the close left-hand rotation arm (52) of left wing's sheet (53) is vertical with the leading edge 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 at this end face string of a musical instrument extended line Shang Qieyu left wing axle (54) 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 be around left oscillating bearing (562) center of left guides (56) switch; 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) can switch 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 charging.
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 are at right angles trapezoidal, the wing of similar pigeon of fully having launched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282402.0U CN203845009U (en) | 2014-05-30 | 2014-05-30 | Rotary ornithopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282402.0U CN203845009U (en) | 2014-05-30 | 2014-05-30 | Rotary ornithopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203845009U true CN203845009U (en) | 2014-09-24 |
Family
ID=51558055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282402.0U Withdrawn - After Issue CN203845009U (en) | 2014-05-30 | 2014-05-30 | Rotary ornithopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203845009U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991548A (en) * | 2014-05-30 | 2014-08-20 | 佛山市神风航空科技有限公司 | Rotary ornithopter |
| CN106585980A (en) * | 2016-12-07 | 2017-04-26 | 郑州轻工业学院 | Four-degree of freedom beetle-imitated foldable flapping-wing micro flying robot |
-
2014
- 2014-05-30 CN CN201420282402.0U patent/CN203845009U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991548A (en) * | 2014-05-30 | 2014-08-20 | 佛山市神风航空科技有限公司 | Rotary ornithopter |
| CN103991548B (en) * | 2014-05-30 | 2015-12-30 | 佛山市神风航空科技有限公司 | A kind of rotary flapping wing aircraft |
| CN106585980A (en) * | 2016-12-07 | 2017-04-26 | 郑州轻工业学院 | Four-degree of freedom beetle-imitated foldable flapping-wing micro flying robot |
| CN106585980B (en) * | 2016-12-07 | 2018-08-24 | 郑州轻工业学院 | A kind of foldable flapping wing micro-robot of imitative beetle of four-degree-of-freedom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140924 Effective date of abandoning: 20151230 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |