CN203845008U - Unmanned ornithopter - Google Patents

Unmanned ornithopter Download PDF

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Publication number
CN203845008U
CN203845008U CN201420282384.6U CN201420282384U CN203845008U CN 203845008 U CN203845008 U CN 203845008U CN 201420282384 U CN201420282384 U CN 201420282384U CN 203845008 U CN203845008 U CN 203845008U
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China
Prior art keywords
wing
axle
hand rotation
rotation arm
sheet
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CN201420282384.6U
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Chinese (zh)
Inventor
王志成
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Foshan Shenfeng Aviation Technology Co Ltd
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Foshan Shenfeng Aviation Technology Co Ltd
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Priority to CN201420282384.6U priority Critical patent/CN203845008U/en
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Abstract

The utility model provides an unmanned ornithopter, belonging to the technical field of air vehicles. The ornithopter comprises a body, an undercarriage, an energy system, a control system, a left rotary flapping wing and a right rotary flapping wing, wherein the body is in a frame structure and adopts carbon fiber composites; the energy system comprises a motor, a lithium battery, a reduction gear set and a speed adjusting device; the lithium battery is convenient to charge; the control system comprises a wireless navigation device and a steering engine; the left and right rotary flapping wings have the same structure and are arranged on the left and right sides of the body in an axisymmetric manner; the left rotary flapping wing comprises a left rotary arm, a left rotary arm shaft, a left wing shaft, a left vane, a left spring and a left hook; the right rotary flapping wing comprises a right rotary arm, a right rotary arm shaft, a right wing shaft, a right vane, a right spring and a right hook. The ornithopter can ascend and descend vertically and hover. 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

A kind of without mankind's flapping wing aircraft
Technical field
A kind of without mankind's flapping wing aircraft, belong to vehicle technology field, relate in particular to a kind flapping wing aircraft.
Background technology
The lift unit that tradition flapping wing aircraft adopts is traditional flapping wing mechanism, driven by crankshaft-link rod, the flapping wing generation thrust of fluttering up and down, efficiency is lower, complex structure, has relatively high expectations to the strength at repeated alternation of flapping wing, and flapping wing adopts flexible, the raw very large thrust of difficult labour, and very difficult vertical lift and hovering.
Summary of the invention
In order to overcome the deficiency of above-mentioned conventional aircraft, the invention provides one without mankind's flapping wing aircraft, fin is done rotation and is fluttered, can vertical lift and hovering.
The technical solution used in the present invention is: one is made up of fuselage, alighting gear, energy resource system, control system, anticlockwise flapping wing and right rotation flapping wing without mankind's flapping wing aircraft.Fuselage is framed structure, adopts carbon fiber composite material; Energy resource system comprises lithium cell, train of reduction gears and the speed regulation device of motor, convenient charging; Control system comprises wireless navigation device and steering wheel; Anticlockwise flapping wing is identical with right rotation flapping wing structure, and left and right sides constant speed reversion under the driving of motor that they are arranged in respectively fuselage axisymmetrically about the plumb bob vertical of crossing body center of gravity provides thrust; The center of gravity of body is under the line of left-hand rotation arm axle and right-hand rotation arm axle.This aircraft can vertical lift and hovering.
Anticlockwise flapping wing is made up of the arm that turns left, left-hand rotation arm axle, left wing's axle, left wing's sheet, left spring and left hook; Right rotation flapping wing is made up of the arm of turning right, right-hand rotation arm axle, right flank axle, right flank sheet, right spring and right hook; Left-hand rotation arm axle and right-hand rotation arm axle near and coaxially install, be connected with two subtend flower wheels in train of reduction gears respectively, drive driving wheel to drive again the reverse synchronized rotation of these two subtend flower wheels by motor, thereby drive respectively left-hand rotation arm axle and right-hand rotation arm axle constant speed to rotate backward, drive anticlockwise flapping wing and the rotation of right rotation flapping wing to flutter simultaneously.
The concrete structure of anticlockwise flapping wing is: one end of left-hand rotation arm axle is connected with fuselage by bearing, vertical being connected of the other end of one end of left-hand rotation arm and left-hand rotation arm axle, vertical being connected in one end of the other end of left-hand rotation arm and left wing's axle, the other end of left wing's axle is connected with left wing sheet by bearing; Left-hand rotation arm axle, left-hand rotation arm and left wing's axle are in same plane; Left wing's axle and left wing's sheet are connected in the leading edge place that approaches left wing's sheet, and left wing's axle is parallel with the leading edge of left wing's sheet, and left wing's sheet can be around left wing's axle flexible rotating, but left wing's axle relatively left wing's sheet make axial linear movement; Left wing's sheet is at right angles trapezoidal, is rigidity, is made up of carbon fiber composite material; One end of left spring and left wing's sheet are fixed on the string of a musical instrument and the trailing edge intersection of left wing's sheet root end face, left spring at the string of a musical instrument of this end face on the extended line outside trailing edge or near and vertical with left wing axle, the other end of left spring is connected with left hook; Left hook is arranged on fuselage, can be around left-hand rotation arm axle switch certain angle at the manipulation bottom left hook of control system; Left hook is installed near the rotation round of left wing's axle, but distance between left hook and left-hand rotation arm axle is greater than left-hand rotation arm lengths, left wing's sheet maximum chord length and left spring original length three sum, to guarantee that left wing's sheet rotates smoothly.
The principle of work of anticlockwise flapping wing is: the power of motor passes to left-hand rotation arm axle after slowing down, left-hand rotation arm axle 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, due to the restriction of left spring and left hook, when left wing's sheet rotates, its angle of attack revolves at a cycle of operations the regular variation of interior generation of turning around, and meets flapping wing, is conducive to produce thrust.In one-period, the effect of flutterring generation under left wing's sheet much larger than on flutter, the efficiency that produces thrust is higher.The size of thrust is that the rotating speed by changing left wing's sheet is realized, and the faster thrust of rotating speed is larger; The direction of thrust is the relative azimuth by changing left hook and left-hand rotation arm axle and highly realizes.
The concrete structure of right rotation flapping wing is identical with the concrete structure of anticlockwise flapping wing, and they are symmetrical and be placed in the left and right sides of fuselage about the plumb bob vertical of the mistake center of gravity of body.The principle of work of right rotation flapping wing is also identical with the principle of work of anticlockwise flapping wing.Identical but the switched in opposite of the rotating speed of right rotation flapping wing and anticlockwise flapping wing.Because left wing's sheet and right flank sheet are all made circular-rotation, less demanding to the strength at repeated alternation of material.
Brief description of the drawings
Fig. 1 is that a kind of master without mankind's 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-energy resource system; 4-control system; 5-anticlockwise flapping wing; 51-left-hand rotation arm axle; 52-left-hand rotation arm; 53-left wing sheet; 54-left wing axle; 55-left spring; The left hook of 56-; 6-right rotation flapping wing.In Fig. 2, the large broken circle with arrow 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 for example the present invention is illustrated: a kind of formed by fuselage 1, alighting gear 2, energy resource system 3, control system 4, anticlockwise flapping wing 5 and right rotation flapping wing 6 without mankind's flapping wing aircraft.Fuselage 1 is framed structure, adopts carbon fiber composite material; Energy resource system 3 comprises lithium cell, train of reduction gears and the speed regulation device of motor, convenient charging; Control system 4 comprises wireless navigation device and steering wheel; Anticlockwise flapping wing 5 is identical with right rotation flapping wing 6 structures, and the left and right sides synchronized reversion under the driving of motor that they are arranged in respectively fuselage 1 about the plumb bob vertical symmetry of crossing body center of gravity provides thrust; The center of gravity of body is under the line of left-hand rotation arm axle 51 and right-hand rotation arm axle.This aircraft can vertical lift and hovering.
Anticlockwise flapping wing 5 is made up of left-hand rotation arm 52, left-hand rotation arm axle 51, left wing's axle 54, left wing's sheet 53, left spring 55 and left hook 56; Right rotation flapping wing 6 is made up of right-hand rotation arm, right-hand rotation arm axle, right flank axle, right flank sheet, right spring and right hook; Left-hand rotation arm axle 51 and right-hand rotation arm axle are installed near coaxial, be connected with two subtend flower wheels in the train of reduction gears of energy resource system 3 respectively, drive driving wheel to drive the anti-phase synchronized rotation of these two subtend flower wheels by motor, thereby drive respectively left-hand rotation arm axle 51 and right-hand rotation arm axle to rotate, drive anticlockwise flapping wing 5 and 6 rotations of right rotation flapping wing to flutter simultaneously.
The concrete structure of anticlockwise flapping wing 5 is: one end of left-hand rotation arm axle 51 is connected with fuselage 1 by bearing, vertical being connected of the other end of one end of left-hand rotation arm 52 and left-hand rotation arm axle 51, vertical being connected in one end of the other end of left-hand rotation arm 52 and left wing axle 54, the other end of left wing's axle 54 is connected with left wing sheet 53 by bearing; Left-hand rotation arm axle 51, left-hand rotation arm 52 and left wing's axle 54 are in same plane; Left wing's axle 54 is connected in left wing's sheet 53 the leading edge place that approaches left wing's sheet 53, and left wing's axle 54 is parallel with the leading edge of left wing sheet 53, Pian53Neng Rao left wing of left wing axle 54 flexible rotatings; Left wing's sheet 53 is at right angles trapezoidal, is rigidity, is made up of carbon fiber composite material; One end of left spring 55 and left wing's sheet 53 are fixed on the string of a musical instrument and the trailing edge intersection of left wing's sheet 53 root end faces, and the other end of left spring 55 is connected with fuselage 1 by left hook 56, can be around left-hand rotation arm axle switch certain angle at the manipulation bottom left hook of control system.
Alighting gear 2 adopts ski type structure.
The principle of work of anticlockwise flapping wing 5 is: the power of motor passes to left-hand rotation arm axle 51 after slowing down, left-hand rotation arm axle 51 rotates and drives left-hand rotation arm 52 to rotate, left-hand rotation arm 52 drives left wing's axle 54 to rotate, traction bottom left fin 53 rotations at left wing's axle 54 are fluttered, due to the control of left spring 55 and left hook 56, when left wing's sheet 53 rotates, its angle of attack revolves at a cycle of operations the regular variation of interior generation of turning around, and meets flapping wing, is conducive to produce thrust.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 thrust is higher.The size of thrust is that the rotating speed by changing left wing's sheet 53 is realized, and the faster thrust of rotating speed is larger; The direction of thrust is the relative azimuth by changing left hook 56 and left-hand rotation arm axle 51 and highly realizes.
The concrete structure of right rotation flapping wing 6 is identical with the concrete structure of anticlockwise flapping wing 5, and they are symmetrical and be placed in the left and right sides of fuselage 1 about the plumb bob vertical of the mistake center of gravity of body.The principle of work of right rotation flapping wing 6 is also identical with the principle of work of anticlockwise flapping wing 5.Identical but the switched in opposite of the rotating speed of right rotation flapping wing 6 and anticlockwise flapping wing 5.Due to the structural symmetry of right rotation flapping wing 6 and anticlockwise flapping wing 5, drive their flower wheel also symmetrical, the starting altitude of hook is identical, the centnifugal force self-balancing of all tumblers, the pneumatic moment of couple of fuselage 1 both sides is mutual balance also.Therefore, anticlockwise flapping wing 5 and the right rotation flapping wing 6 of fuselage 1 both sides can produce equal and opposite in direction, and direction is parallel, and point of action is symmetrical in the directional thrust of fuselage.This invention is a kind of can realize steady vertical lift without mankind's flapping wing aircraft under the effect of both sides lift.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.
Should invent a kind of state of flight without mankind's flapping wing aircraft is below described further this invention.
Take off: actuating motor, drive anticlockwise flapping wing 5 and right rotation flapping wing 6 to flutter, utilize control system 4 to make left hook 56 and right hook in sustained height position simultaneously, and make making a concerted effort straight up of aerodynamic force that anticlockwise flapping wing 5 and right rotation flapping wing 6 produce, in the time that this makes a concerted effort to be greater than body weight, this vertically goes up to the air without mankind's flapping wing aircraft.
Before fly: after taking off, under the manipulation of control system 4, raise that left hook 56 is simultaneously synchronous reduces right hook, suitably improve the rotating speed of motor, can make this aircraft fly forward.
After fly: while flight, under the control of control system 4, raise that right hook is simultaneously synchronous reduces left hook 56 aloft, suitably improve the rotating speed of motor, can realize backward and flying.
Turning flight: in the time front flying, little Xu raises left hook 56 aircraft and will bend to right under the control of control system 4; little Xu raises right hook aircraft and will turn left.
Hovering: while aloft flight, utilize control system 4 to make left hook 56 and right hook in sustained height position simultaneously, adjust the rotating speed of motor, make making a concerted effort upwards of aerodynamic force that anticlockwise flapping wing 5 and right rotation flapping wing 6 produce, and equal body weight, by fine setting eliminate flight inertia after this aircraft will in hovering position.
Landing: this aircraft is adjusted to behind hovering position, slowly reduces the rotating speed of motor, this aircraft is by slowly vertical landing.
More than explanation is what under the operating mode that there is no interference in air flow, to make, if there is the existence of interference in air flow, should repair partially according to the direction of air-flow and flow velocity.
One of the present invention without mankind's flapping wing aircraft band photographs equipment can be used for taking photo by plane, the multiple-task such as geographical measurement, traffic duty, military investigation and rescue and relief work.

Claims (4)

1. one kind without mankind's flapping wing aircraft, formed by fuselage (1), alighting gear (2), energy resource system (3), control system (4), anticlockwise flapping wing (5) and right rotation flapping wing (6), it is characterized in that: energy resource system (3) comprises lithium cell, train of reduction gears and the speed regulation device of motor, convenient charging; Control system (4) comprises wireless navigation device and steering wheel; Anticlockwise flapping wing (5) is identical with right rotation flapping wing (6) structure, and left and right sides constant speed reversion under the driving of motor that they are arranged in respectively fuselage (1) axisymmetrically about the plumb bob vertical of crossing body center of gravity provides thrust; The center of gravity of body is under the line of left-hand rotation arm axle (51) and right-hand rotation arm axle; Anticlockwise flapping wing (5) is made up of left-hand rotation arm (52), left-hand rotation arm axle (51), left wing's axle (54), left wing's sheet (53), left spring (55) and left hook (56); Right rotation flapping wing (6) is made up of right-hand rotation arm, right-hand rotation arm axle, right flank axle, right flank sheet, right spring and right hook; One end of left-hand rotation arm axle (51) is connected with fuselage (1) by bearing, vertical being connected of the other end of one end of left-hand rotation arm (52) and left-hand rotation arm axle (51), vertical being connected in one end of the other end of left-hand rotation arm (52) and left wing's axle (54), the other end of left wing's axle (54) is connected with left wing's sheet (53) by bearing; Left-hand rotation arm axle (51), left-hand rotation arm (52) and left wing's axle (54) are in same plane; Left wing's axle (54) is connected in left wing's sheet (53) the leading edge place that approaches 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 be around left wing's axle (54) flexible rotating; One end of left spring (55) and left wing's sheet (53) are fixed on the string of a musical instrument and the trailing edge intersection of left wing's sheet (53) root end face, left spring (55) at the string of a musical instrument of this end face on the extended line outside trailing edge or near and vertical with left wing's axle (54), the other end of left spring (55) is connected with left hook (56); It is upper that left hook (56) is arranged on fuselage (1), can be around left-hand rotation arm axle (51) switch certain angle at the manipulation bottom left hook (56) of control system (4); Left hook (56) is installed near the rotation round of left wing's axle (54), but distance between left hook (56) and left-hand rotation arm axle (51) is greater than left-hand rotation arm (52) length, left wing's sheet (53) maximum chord length and left spring (55) original length three sum; Left-hand rotation arm axle (51) and right-hand rotation arm axle are near also coaxial installation, be connected with two subtend flower wheels in train of reduction gears respectively, drive driving wheel to drive again the reverse synchronized rotation of these two subtend flower wheels by motor, thereby drive respectively left-hand rotation arm axle (51) and right-hand rotation arm axle constant speed to rotate backward, drive anticlockwise flapping wing (5) and right rotation flapping wing (6) rotation to flutter simultaneously.
2. one according to claim 1, without mankind's flapping wing aircraft, is characterized in that: fuselage (1) is framed structure, adopts carbon fiber composite material.
3. one according to claim 1, without mankind's flapping wing aircraft, is characterized in that: left wing's sheet (53) and right flank sheet are all at right angles trapezoidal, are rigidity, are made up of carbon fiber composite material.
4. one according to claim 1, without mankind's flapping wing aircraft, is characterized in that: alighting gear (2) adopts ski type structure.
CN201420282384.6U 2014-05-30 2014-05-30 Unmanned ornithopter Active CN203845008U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420282384.6U CN203845008U (en) 2014-05-30 2014-05-30 Unmanned ornithopter

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Application Number Priority Date Filing Date Title
CN201420282384.6U CN203845008U (en) 2014-05-30 2014-05-30 Unmanned ornithopter

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002970A (en) * 2014-05-30 2014-08-27 佛山市神风航空科技有限公司 Unmanned flapping wing air vehicle
CN104354861A (en) * 2014-12-15 2015-02-18 佛山市神风航空科技有限公司 Flat-plate ornithopter with servo motor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002970A (en) * 2014-05-30 2014-08-27 佛山市神风航空科技有限公司 Unmanned flapping wing air vehicle
CN104002970B (en) * 2014-05-30 2015-11-11 佛山市神风航空科技有限公司 A kind of without mankind's flapping wing aircraft
CN104354861A (en) * 2014-12-15 2015-02-18 佛山市神风航空科技有限公司 Flat-plate ornithopter with servo motor

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