Summary of the invention
In order to overcome the deficiency of above-mentioned traditional flapping wing aircraft, the invention provides a kind of rotary flapping wing aircraft with spring, fin rotates, energy vertical lift and hovering, and the manoevreability that tool is good.
The present invention adopts following technical scheme: a kind of rotary flapping wing aircraft with spring comprises fuselage, alighting gear, energy resource system, control system, anticlockwise flapping wing and right rotation flapping wing.Energy resource system comprises two identical motors, the lithium cell of convenient charging, the two identical train of reduction gears of cover and speed regulation devices; Control system comprises radio telecommand projector, receptor and steering wheel; Anticlockwise flapping wing is identical with right rotation flapping wing structure, and the left and right sides that they are symmetrically arranged in fuselage is respectively driven respectively by two identical motors and provides thrust, and this aircraft can vertical lift and hovering, and the manoevreability that tool is good.
Anticlockwise flapping wing is made up of left main shaft, left-hand rotation arm, left wing's sheet, left wing's axle, left spring and left hook; Right rotation flapping wing is made up of right main shaft, right-hand rotation arm, right flank sheet, right flank axle, right spring and right hook; The power of two same motor passes to left main shaft and right main shaft respectively respectively by two groups of identical train of reduction gears, drives anticlockwise flapping wing and right rotation flapping wing respectively, flexible.
The concrete structure of anticlockwise flapping wing is: one end of left main shaft is connected with fuselage by bearing, 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; 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 spring and left wing's sheet are fixed on the rearmost end of this end face string of a musical instrument, and the other end of left spring is connected with fuselage by left hook; Under control of the control system, left hook can the steering wheel switch around control system in the plane parallel with left-hand rotation arm plane of rotation of root end face crossing left wing's sheet move; The distance that a left side hooks into left main shaft is greater than arm length, the maximum chord length of left wing's sheet and the original length three sum of left spring.
The skeleton of fuselage, left wing's sheet and right flank sheet all adopts carbon fiber composite material, strong light-weight.Left wing's sheet and right flank sheet are rigidity, and all rectangular triangle.
Alighting gear forms tricycle landing gear by three supports, and every root support is made up of finer wire and little sea cotton ball, and play buffer action when little sea cotton ball lands, alighting gear also plays anti-twisted force balance effect
The principle of work of anticlockwise flapping wing is: the power of a motor 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, due to the control of left spring, when left wing's sheet rotates, its angle of attack revolves at a cycle of operations interior meeting of turning around, according to different rotating speeds, regular change occurs, and meets flapping wing, is conducive to producing thrust.Because left hook is near 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.Change the size that rotating speed can change thrust; The direction of thrust is that the relative height by changing left hook and left main shaft realizes.
The concrete structure of right rotation flapping wing is identical with the concrete structure of anticlockwise flapping wing; The principle of work of right rotation flapping wing is also identical with the principle of work of anticlockwise flapping wing.This structure is simple, and efficiency is higher.Because left wing's sheet and right flank sheet all make circular-rotation, less demanding to the strength at repeated alternation of material.
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 with spring comprises fuselage 1, alighting gear 2, energy resource system 3, control system 4, anticlockwise flapping wing 5 and right rotation flapping wing 6.Energy resource system 3 comprises two identical motors, the lithium cell of convenient charging, the two identical train of reduction gears of cover and speed regulation devices; Control system 4 comprises radio telecommand projector, receptor and steering wheel; Anticlockwise flapping wing 5 is identical with right rotation flapping wing 6 structure, and the left and right sides that they are symmetrically arranged in fuselage 1 is respectively driven respectively by two identical motors and provides thrust, and this aircraft can vertical lift and hovering, and the manoevreability that tool is good.
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 spring 55 and left hook 56; Right rotation flapping wing is made up of right main shaft, right-hand rotation arm, right flank sheet, right flank axle, right spring and right hook; The power of two same motor passes to left main shaft 51 and right main shaft respectively respectively by two groups of identical train of reduction gears, drives anticlockwise flapping wing 5 and right rotation flapping wing 6 respectively, flexible.
The concrete structure of anticlockwise flapping wing 5 is: one end of left main shaft 51 is connected with fuselage 1 by bearing, 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; 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 spring 55 and left wing's sheet 53 are fixed on the rearmost end of this end face string of a musical instrument, and the other end of left spring 53 is connected with fuselage 1 by left hook 56; Under the control of control system 4, left hook 56 can the steering wheel switch around control system 4 in the plane parallel with left-hand rotation arm 52 plane of rotation of root end face crossing left wing's sheet 53 move; Left hook 56 is greater than left-hand rotation arm 52 length, the maximum chord length of left wing's sheet 53 and the original length three sum of left spring 55 to the distance of left main shaft 51.
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 are rigidity, and all rectangular triangle.
Alighting gear 2 forms tricycle landing gear by three supports, and every root support is made up of finer wire and little sea cotton ball, and play buffer action when little sea cotton ball lands, alighting gear also plays anti-twisted force balance effect.
The principle of work of anticlockwise flapping wing 5 is: the power of a motor 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, due to the control of left spring 55, when left wing's sheet 53 rotates, its angle of attack revolves at a cycle of operations interior meeting of turning around, according to different rotating speeds, regular change occurs, and meets flapping wing, is conducive to producing thrust.Because left hook 56 is near 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.Change the size that rotating speed can change thrust; The direction of thrust realizes with the relative height of left main shaft 51 by changing left hook 56.
The concrete structure of right rotation flapping wing 6 is identical with the concrete structure of anticlockwise flapping wing 5; The principle of work of right rotation flapping wing 6 is also identical with the principle of work of anticlockwise flapping wing 5.This structure is simple, and efficiency is higher.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 state of flight should inventing a kind of rotary flapping wing aircraft with spring is below described further this invention.
Take off: start two motors simultaneously, anticlockwise flapping wing 5 and right rotation flapping wing 6 is driven to flutter respectively, utilize control system 4 to adjust the height of left hook 56 and right hook simultaneously, what anticlockwise flapping wing 5 and right rotation flapping wing 6 were produced makes a concerted effort upwards, when two motor speeds reach certain value, lift is greater than body weight, the rotary flapping wing aircraft vertical lift-off of this band spring.
Before fly: after taking off, the forward upward while of left hook 56 and right hook is moved, thrust direction, by forward upward, improves two motor speeds simultaneously and makes the component in the direction vertically upward of thrust equal body weight, and the rotary flapping wing aircraft of this band spring is flat forward to fly.
After fly: when aloft flying, left hook 56 and right hook are moved downwards simultaneously, make thrust direction rearwardly and upwardly, adjust two motor speeds simultaneously and make the component in the direction vertically upward of thrust equal body weight, realize flat backward flying.
Turning flight: when front flying, moves right hook toward front upper place separately, and suitably improves the rotating speed of the motor driving right rotation flapping wing, and the rotary flapping wing aircraft of this band spring will be turned left; Moved toward front upper place by left hook 56 separately, and suitably improve the rotating speed of the motor driving anticlockwise flapping wing, the rotary flapping wing aircraft of this band spring will bend to right.
Hovering: when aloft flying, left hook 56 and right hook are adjusted to suitable same height and position, adjust the rotating speed of two motors simultaneously, 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 by fine setting, the rotary flapping wing aircraft of this band spring will be in hovering position.
Hovering turns to: when hovering, separately right hook is moved little Xu toward front upper place, and suitably improve the rotating speed of the motor driving right rotation flapping wing 6, the component upwards that right rotation flapping wing 6 is produced equals the lift of anticlockwise flapping wing 5 and the half of complete machine weight, now this band spring rotary flapping wing aircraft will hover time left-handed turning to, namely see the rotary flapping wing aircraft of this band spring left-hand revolution when highly constant from top to bottom; Separately left hook 56 is moved little Xu toward front upper place, and suitably improve the rotating speed of the motor driving anticlockwise flapping wing 5, the component upwards that anticlockwise flapping wing 5 is produced equals the lift of right rotation flapping wing 6 and the half of complete machine weight, now this band spring rotary flapping wing aircraft will hover time right-hand turning to, namely see the rotary flapping wing aircraft of this band spring clickwise when highly constant from top to bottom.
Landing: after the rotary flapping wing aircraft of this band spring is adjusted to hovering position, slowly reduce the rotating speed of two motors, the rotary flapping wing aircraft of simultaneously finely tuning this band spring of height of left hook 56 and right hook can slowly vertical landing simultaneously.
Because technical solution of the present invention adopts two same motor individually to drive anticlockwise flapping wing and right rotation flapping wing, a kind of more convenient realization of rotary flapping wing aircraft with spring of the present invention is sidewindered, mobility strong.
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 band photographs equipment with spring of the present invention 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.