CN2778678Y

CN2778678Y - Ornithopter

Info

Publication number: CN2778678Y
Application number: CN 200420074960
Authority: CN
Inventors: 尤玉成; 尤龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-10-27
Filing date: 2004-10-27
Publication date: 2006-05-10
Anticipated expiration: 2014-10-27

Abstract

The utility model discloses a flapping wing aircraft. The utility model comprises two independent symmetrical flapping wing systems. Each system comprises a wing surface which is arranged on a wing rod, a root section of each wing rod penetrates through a fixed universal hinge and is fixed on a wing rod hoop, and the end part of each wing rod penetrates through a drive universal hinge which is arranged on a drive wheel. A drive motor which drives each drive wheel and each drive universal hinge is arranged on each telescopic carrying frame. The utility model realizes the dream that people fly freely like birds, and meanwhile, the development of the flapping wing aircraft has a wide field of practical application because the flapping wing aircraft can be used for scientific survey and aviation shoot, the flapping wing aircraft can also be used as a vehicle and an exercise machine, such as a manpower flapping wing aircraft, and the flapping wing aircraft can also be used for manufacturing toys to develop teenagers' intelligence.

Description

Flapping-wing aircraft

Technical field

The utility model relates to a kind of flight instruments, specifically relates to a kind of flapping-wing aircraft.

Background technology

At present, aircraft is a lot of in each, and multi-form aircraft dances in the air especially over the sky.But human after having had the various fixed wing or rotary-wing aircraft, still dream can be flown as bird.For a long time, can fly as bird is a human dream always.The human initial stage of flying in trial, imitate birds intuitively, with the various bird plumages or other people divine force that created the universe, make wing, " installation " is on people's body.After having experienced many failures, the mankind recognize that gradually the simple wing that utilizes can not fly.So begin to seek a kind of mechanical mode.Flapping-wing aircraft is exactly the product in this stage.The monk Luo Jie Baconic of Britain and European renaissant literature and art, science great master, gondola Leonardo da Vinci etc. once made in-depth study to flapping-wing aircraft.

In the recent period, continuous development along with science and technology, people to the research of flapping-wing aircraft many again get up, particularly China good several flapping-wing aircrafts successively occurred, but these several flapping-wing aircrafts has individual common ground, can only go up the lower fan wing exactly, flight attitude is stiff, and all is used as power with driving engine with model, and is unfavorable to the exploitation in future.

Summary of the invention

The purpose of this utility model just is to provide a kind of flapping-wing aircraft that can realize the mankind as the leisurely and carefree flight dream of bird.Make flight more near the state of flight of birds, remedied the defective of existing flapping-wing aircraft.

The purpose of this utility model can realize by following measure:

The utility model comprises the independent and symmetrical sized flap wings system of two covers, every cover system comprises aerofoil, aerofoil is arranged on three sections folding wing bars, the root segment of wing bar passes and is fixed on the wing bar hoop from fixing universal hinge, the end of wing bar is pierced into and is driven in the universal hinge, driving universal hinge is arranged on the drive wheel, scalable carriage is provided with the drive motor that drives drive wheel and drive universal hinge, the drive motor axle is by the bearing frame rest, drive motor and bearing frame are installed on the telescopic carriage, be provided with the hanging basket motor below the carriage, the hanging basket motor is installed on the hanging basket, and the hanging basket moving gear on the hanging basket motor is meshed with the fixed gear on being fixed on body.

The independent also sized flap wings system of symmetry about the utility model comprises, aerofoil is fixed on the wing bar wing bar and passes fixing universal hinge and fixing, the end of wing bar is inserted and is driven in the universal hinge, driving universal hinge is connected with drive wheel by free bearing, drive wheel is driven by drive motor, drive motor is installed on the telescoping shoring column, there is a hanging basket motor below of telescoping shoring column, motor is joining the hanging basket moving gear, hanging basket moving gear and the fixed gear wheel engagement that is installed on the fuselage, telescoping shoring column and rotary electric machine are installed on the hanging basket, when hanging basket driven by motor hanging basket moving gear rotates, can make the device co-rotation on the whole hanging basket, change the angle of flapping-wing aircraft aerofoil, adjust flight attitude with this.

The utility model is the principle design of rowing the boat according to quant, and it has four distinguishing features:

One, each cover about sized flap wings system is respectively established two covers totally four aerofoils about also can be certainly.Independent and the symmetry of sized flap wings system.The design-calculated purpose is in order to make circling in the air of flapping-wing aircraft more flexible like this, and is can both sides during operation synchronous, also can separate operation.When keeping straight on, both sides are synchronous, when turning, on one side slow fast on one side;

Two, whole sized flap wings system is installed in the hanging basket.When the hanging basket motor rotated, the hanging basket moving gear rotated, and the hanging basket moving gear will move along fixed gear, and the relative fuselage of aerofoil is rotated to an angle, realize taking off, turning, precedingly turn over, after turn over, suddenly high-leveled and difficult action such as stop;

Three, fixing universal hinge, drive universal hinge, wing bar, drive wheel.These four component set-ups a bar thick stick system, wing bar is a lever, fixing universal hinge is a fulcrum, driving universal hinge is point of action, drive wheel is the action direction and the size of power.The effect of fixing universal hinge is exactly a fulcrum, claims that it is that universal hinge is because the action direction that it can satisfy power changes arbitrarily.The effect of wing bar hoop is fixing wing bar, guarantees that promptly wing bar can not be thrown out of outside the fuselage, can not allow the wing bar rotation again.The effect that drives universal hinge is that wing bar is applied application force, allows wing bar drive the aerofoil flapping wing.The effect of neck bearing is to guarantee to drive universal hinge when promoting wing bar, can allow wing bar relatively rotate, but not rotation;

Four, wing bar is designed to three sections and can fold.Design-calculated purpose one is more near the shapes of birds, the 2nd, and for the consideration on function.When the flapping-wing aircraft flapping wing, aerofoil motion stage from bottom to top should reduce air resistance upwards as far as possible, at this moment will shrink aerofoil, allows aerofoil be bent downwardly.Aerofoil is motion stage from the top down, should stretch aerofoil as far as possible, obtains maximum lift.After flapping-wing aircraft is finished aerial mission, aerofoil is folded up, can be taken up space less, be easy to deposit.

The utility model has not only been realized human dream as the leisurely and carefree flight of bird.The exploitation of flapping-wing aircraft simultaneously has wide practical field: it can be used for scientific investigation (1), as the mars exploration of the present U.S., if the flapping-wing aircraft that is used as power with solar power can not limited by landform, arrives the place of expecting apace; (2) can be used for aviation takes; (3) can make the vehicle; (4) can be used as the motion machine, as Manpower ornithopter; (5) can be used to make toy and develop juvenile intelligence.

Now imagine the example of several practicalities:

One, along with the develop rapidly of auto manufacturing, ground is squeezed to such an extent that the tiny step dimension is hard by automobile.If flapping-wing aircraft can be opened up the low latitude passage, will alleviate ground communications pressure.It does not need special takeoff runway, and general small-sized flapping-wing aircraft can be made the energy with battery, reduces environmental pollution;

Two, nowadays skyscraper comes interest many more, when dangerous situation appears in high level, as run into fire, it is crucial how will being trapped in that people in the building saves out as early as possible, because of the bigger space of rotor needs of helicopter, can only arrive top layer and meet the people, can not be near the people of middle level window emergency, and flapping-wing aircraft just can be rescued stranded people near the middle level window;

Three, manually driven flapping-wing aircraft promptly can be made the motion machine again and take exercises as the vehicle, and it is more more convenient than mono-aerodone, and interest is also stronger.Can realize multiple flight attitude because of it, can develop into a kind of athletic competition project, skill level, skill and the courage and insight of match operation;

Four, be used for scientific investigation.Be made into the unpiloted control machine that shakes, can arrive the work such as take a sample, take pictures of place that the intelligent can not arrive;

Five, make the flapping-wing aircraft model.Can be used as the model event, also can be used as toy.

Description of drawings

Fig. 1 is a front view of the present utility model;

Fig. 2 is the birds-eye view of Fig. 1 in the utility model;

Fig. 3 is the left view of Fig. 1 in the utility model;

Fig. 4 is an assembling scheme drawing of the present utility model;

Fig. 5 is the assembling scheme drawing at another visual angle of the utility model;

Fig. 6 is a structural representation of fixing universal hinge in the utility model;

Fig. 7 is the structural representation that drives universal hinge in the utility model;

Fig. 8 be in the utility model wing bar structural representation;

Fig. 9 is the view behind right side hanging basket rotation 20 degree in the utility model;

Figure 10 is the structural representation of retractable tray in the utility model;

Figure 11 is the view after port wing folds in the utility model;

The specific embodiment

The utility model is done with detailed description below in conjunction with drawings and Examples: as shown in the figure, the utility model comprises the independent and symmetrical sized flap wings system of two covers, every cover system comprises aerofoil 4, aerofoil is arranged on three sections folding wing bars 3, the root segment of wing bar passes and is fixed on the wing bar hoop from fixing universal hinge 1, the end of wing bar is pierced into and is driven in the universal hinge 2, driving universal hinge 2 is arranged on the drive wheel 5, scalable carriage 7 is provided with the drive motor 7 that drives drive wheel and drive universal hinge, the drive motor axle is by bearing frame 6 rests, drive motor and bearing frame are installed on the scalable carriage 8, be provided with hanging basket motor 9 below the carriage, hanging basket motor 9 is installed on the hanging basket 11, and the hanging basket moving gear 10 on the hanging basket motor is meshed with fixed gear 12 on being fixed on body.Parts composition and label are as follows in each view:

1, fixing universal hinge (fixedly wing bar and wing bar are done as the summit that the conical surface moves but can not rotation)

2, drive universal hinge (rotate the drive wing bar with drive wheel and do the conical surface motion end of as)

3, wing bar (wing bar is made the outer aerofoil of conical surface motion drive machine and done the flapping wing action in the machine)

4, aerofoil (glide and when the lower fan wing, be flattened state, bending is to reduce resistance when raising up)

5, drive wheel (under the drive of power, rotate, drive the wing bar motion)

6, live axle bolster (support drive wheel)

7, drive motor (pay the utmost attention to the electric energy driving, usage range is wider)

8, scalable carriage (changing wing bar vertex of a cone angle when stretching)

9, hanging basket motor (changing wing surface angle during rotation)

10, hanging basket moving gear (determining that with the fixed gear interlock hanging basket rotates)

11, hanging basket (except fixed gear directly was fixed on the fuselage, other part all was fixed on the hanging basket)

12, fixed gear (rotation of hanging basket moving gear interlock fixed gear)

1-1 wing bar hoop (fixedly wing bar)

1-2 vertical transfer bearing (wing bar can be that rotate up and down in the center of circle with the horizontal shaft)

The 1-3 hoop (wing bar, horizontal bearing, wing bar hoop are unified) of flatting turn

The 1-4 bearing (flat turn hoop can be that the center of circle horizontally rotates) of flatting turn with vertical bearing

1-5 clips (playing the overall fixed effect)

2-1 neck bearing (wing bar is rotated relative to moving hinge)

2-2 vertical transfer bearing (making neck bearing can be that the center of circle turns an angle with the steering bearing)

2-3 binds round (driving the wing bar motion) outward

2-4 free bearing (hinge is fixed on the drive wheel)

The unidirectional pole-footing of 3-1 portion (linking to each other) with second joint

3-2 bar joint

3-3 connecting pin (the pipe link joint also can make the bar bent-segment)

3-4 limit screw cap (limiting lever K/UP)

3-5 compression spring (making wing bar keep straight) in normal condition

The spacing slide bar of 3-6 (location compression spring, bar joint lower end edge position-limited lever slided when wing bar was bent downwardly)

Principle of work of the present utility model is as follows: the utility model mainly by aerofoil, wing bar, fixing universal hinge, drive universal hinge, drive wheel, hanging basket, fixed gear, moving gear etc. and form.Its principle of work is such: wing bar is passed fixing universal hinge and fixing, and fixing universal hinge can limit the in-plane displancement and the wing bar rotation of wing bar, and the end of wing bar is inserted and driven in the universal hinge.Drive when drive wheel rotates and drive universal hinge rotation, circular movement is made in the end that promotes wing bar, so just makes wing bar do the circular conical surface motion, and the outer aerofoil of fuselage is done the circular conical surface motion equally, reaches the purpose of flying forward.When moving gear rotates, can make the unitary rotation certain angle of flapping-wing aircraft wing, realize turning, forward somersault in the air and high-leveled and difficult action such as backward somersault, headwind hover.

Key of the present invention is: one, a fixing universal hinge is arranged.The in-plane displancement and the wing bar rotation of its restriction wing bar, but can make the angle of the relative fuselage side elevation of wing bar do to change arbitrarily; Two, there is one to drive universal hinge.It makes the wing bar end make circular movement under the drive of drive wheel, and it is when rotating with drive wheel, and inner shaft is made and relatively rotated, and can do to guarantee not rotation of wing bar relative to the rotating of wing bar so that drive universal hinge.The steering bearing that drives universal hinge can guarantee that the angle on the relative drive wheel of wing bar plane changes arbitrarily, so that adjust flight attitude; Three, a drive wheel is arranged.Drive wing bar and do to be the vertex of a cone, to serve as the circular conical surface motion of boring the end with fixing universal hinge to drive universal hinge; Four, having can crooked wing bar.When wing bar upwards lifted, wing bar was bent downwardly, and made aerofoil become cambered surface, can reduce resistance;

Five, rotary hanging basket.The mechanical system of whole wing (is decided hinge, drive wheel, wing bar, moving gear etc.) and all is installed on the hanging basket except that fixed gear, when moving gear rotates relative to fixed gear, drive unitary rotation, and aerofoil is turned an angle, and realizes some highly difficult routines; Six, telescopic carriage.The carriage of drive wheel is telescopic, when carriage elongates or shortens, drives the universal hinge of drive wheel relative fixed and moves, and strengthens or dwindle the vertex of a cone angle of the wing bar motion conical surface, changes the state of flight of flapping-wing aircraft; Seven, a pair of wing that can fold.Flapping-wing aircraft gets up wing-folding when land walking, can take up space less.

The realization explanation of various flight attitudes:

1, takes off

A) agitate wing (drive wheel rotation);

B) adjust wing surface angle (moving gear turns an angle and can realize vertical or oblique taking off);

2, level is advanced

A) agitate wing (drive wheel rotation);

B) adjust wing surface angle (moving gear turns an angle);

3, turn during flapping wing

A) slow down a side flapping wing speed (side drive wheel deceleration);

B) angle (telescopic drive wheel carrier bracker) of change one side or bilateral (oppositely) wing bar and fuselage side

4, glide

A) stop flapping wing (drive wheel stall);

B) adjust wing surface angle (moving gear turns an angle);

Turn when 5, gliding

A) adjust wing surface angle (the bilateral moving gear is made the backward rotation certain angle);

6, preceding (back) somersault

A) stop flapping wing (drive wheel stall);

B) adjust aerofoil (the bilateral moving gear turns an angle rapidly in the same way);

7, headwind hover

A) adjust to direction (turning to when gliding together) down with the wind;

B) adjust aerofoil (moving gear turns an angle);

8, adjust flying speed

A) adjust flapping wing speed (adjusting the drive wheel rotating speed);

B) angle (telescopic drive wheel carrier bracker) of adjustment bilateral wing bar and fuselage side

Keep standard of fuselage when 9, flapping wing advances

A) adjust the span according to take-off weight and stretch out length (changing the wing bar angle);

Sinuousness when b) the adjustment aerofoil raises up (adjusting the reclinate radian of the 3rd joint wing bar);

10, landing

A) slow down flapping wing speed (slowing down the drive wheel rotating speed);

Adjust wing surface angle (moving gear turns an angle).(each parts principle of work)

Claims

1, a kind of flapping-wing aircraft, it is characterized in that: it comprises the independent and symmetrical sized flap wings system of two covers, every cover system comprises aerofoil (4), aerofoil is arranged on three sections folding wing bars (3), the root segment of wing bar passes and is fixed on the wing bar hoop from fixing universal hinge (1), the end of wing bar is pierced into and is driven in the universal hinge (2), driving universal hinge (2) is arranged on the drive wheel (5), scalable carriage (7) is provided with the drive motor (7) that drives drive wheel and drive universal hinge, the drive motor axle is by bearing frame (6) rest, drive motor and bearing frame are installed on the telescopic carriage (8), be provided with hanging basket motor (9) below the carriage, hanging basket motor (9) is installed on the hanging basket (11), and the hanging basket moving gear (10) on the hanging basket motor is meshed with fixed gear (12) on being fixed on body.

2, root flapping-wing aircraft according to claim 1 is characterized in that: described fixing universal hinge (1) is by clips (1-5), two bearings of flatting turn (1-4) up and down, the hoop (1-3) of flatting turn, about two vertical transfer bearings (1-2), wing bar hoop (1-1) composition.

3, flapping-wing aircraft according to claim 1 and 2 is characterized in that: the universal hinge of described driving (2) is by outer hoop (2-3), about two vertical transfer bearings (2-2), neck bearing (2-1), free bearing (2-4) is formed.

4, flapping-wing aircraft according to claim 1 and 2, it is characterized in that: described telescopic carriage (), it is by the device of three layers of dove-tail slideway locking, can promote to make it flexible with screw rod, the angle of wing bar and drive wheel be can change like this, direction and the speed of adjusting flapping-wing aircraft its objective is.

5, flapping-wing aircraft according to claim 1 and 2, it is characterized in that: described hanging basket (11) is a turntable supporting, described fixing universal hinge (1), drives universal hinge (2), drive wheel (5), drive motor (7), telescopic carriage (8), hanging basket motor (9) and is installed on the hanging basket.