CN105015768A - Multi-rotor aircraft - Google Patents
Multi-rotor aircraft Download PDFInfo
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- CN105015768A CN105015768A CN201510531182.XA CN201510531182A CN105015768A CN 105015768 A CN105015768 A CN 105015768A CN 201510531182 A CN201510531182 A CN 201510531182A CN 105015768 A CN105015768 A CN 105015768A
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 40
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 claims description 13
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000005265 energy consumption Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of aviation products, particularly relates to a multi-rotor aircraft and at least solves the problems that the loading capacity and the endurance time of multi-shaft rotor aircrafts are limited due to high energy consumption because multiple motors are used for driving. The multi-rotor aircraft comprises one engine and a power distribution transmission system, wherein the power distribution transmission system comprises a first-stage gear fixedly arranged on an output shaft of the engine, the first-stage gear is meshed with a second-stage gear, the second-stage gear is coaxially and fixedly connected with a third-stage gear through a first rotating shaft, the third-stage gear is meshed with four fourth-stage gears, a first synchronous pulley is coaxially fixed on each fourth-stage gear, the first synchronous pulleys drive second synchronous pulleys on rotor assemblies through belts, so that multi-shaft rotors are driven, and the weight and the energy consumption of the aircraft can be reduced.
Description
Technical field
The present invention relates to aeronautical product technical field, be specifically related to a kind of multi-rotor aerocraft.
Background technology
Multiaxis multi-rotor aerocraft operates on it control by wireless remote control system and independent flight control system, to realize landing, all around flight, acceleration and deceleration and the direction controlling etc. of aircraft.Manipulative capability, stability, effectively mission payload and cruise duration are the important indicators investigating multiaxis multi-rotor aerocraft, and under identical manipulative capability and stability condition, user pursues larger effective mission payload and long-time duration flight ability.
Existing multiaxis rotor craft product adopts every axle individual drive, controls to realize flight control by the rotating speed of every axis drive motor.As the four popular rotor aerial photography aircraft that are in great demand on the market, be all every axle individual drive, realize flight by the drive motor controlling every axle.But, use multiple motor-driven mode can consume more energy, thus limit load-carrying ability and the cruise duration of multiaxis rotor craft; Meanwhile, the speed changed due to motor speed will be slower than the speed changing pitch, makes the power limited of drive motor, and response characteristic is difficult to improve.
Summary of the invention
The object of this invention is to provide a kind of multi-rotor aerocraft, to solve above-mentioned at least one technical matters.
Technical scheme of the present invention is:
A kind of multi-rotor aerocraft, comprise engine, multiple rotor assembly and flight control system, the quantity of described engine is one, and described multi-rotor aerocraft also comprises: power distribution driving system;
Described power distribution driving system comprises again:
An one-level gear, is fixedly installed on the output shaft of described engine;
A secondary gear, with described one-level gears meshing;
A tertiary gear, is coaxially fixedly connected with described secondary gear by first rotating shaft;
Four level Four gears, the circumference along same circumference distributes, and all engages with described tertiary gear;
Four the first synchronous pulleys, corresponding with four described level Four gear positions, each described first synchronous pulley is coaxially fixed with corresponding described level Four gear by second rotating shaft, and described second shaft axis respectively with the dead in line of described first synchronous pulley and described level Four gear;
Four the second synchronous pulleys, each described second synchronous pulley is connected with a described rotor assembly, and for driving described rotor assembly to rotate, and each described second synchronous pulley is connected with described first synchronous pulley by belt.
Alternatively, described engine is positioned at described secondary gear tip position.
Alternatively, each described first synchronous pulley is positioned at the top of the described level Four gear be connected.
Alternatively, described engine is the dynamic engine of oil.
Alternatively, described rotor assembly comprises:
3rd rotating shaft, is fixedly installed on described second synchronous pulley axle center place;
Rotor mounting clamp pedestal, is fixedly installed on one end end of described 3rd rotating shaft away from described second synchronous pulley;
Two rotor mounting clamps, symmetry is arranged on described rotor mounting clamp pedestal, and all rotates along described rotor mounting clamp pedestal place axis, and two described rotor mounting clamps are projected with first hanger respectively along contrary direction;
Rotor, is arranged on described rotor mounting clamp;
Pushing disk, to be enclosed within described 3rd rotating shaft and between described rotor mounting clamp pedestal and described second synchronous pulley, on described pushing disk, overhanging two symmetrical the second hangers, are hinged with connecting rod between each described first hanger and described second lug of respective side.
Alternatively, described flight control system comprises four Servo-controllers, and each Servo-controller slides in described 3rd rotating shaft for driving a described pushing disk.
Beneficial effect of the present invention:
In multi-rotor aerocraft of the present invention, only arrange an engine, single engine realizes the driving to multiaxis rotor by power distribution driving system, can decrease aircraft own wt and energy loss; In addition, by adopting the mode of belt pulley and belt pulley to drive the work of rotor assembly, external interference can be prevented to be passed to engine by rotor, ensureing the stability of the dynamic engine work of oil; Further, bel-drivenn mechanism, can make to be folded to mainframe lower end by outward extending four support verticals of mainframe, thus reduces the space size of air vehicle overall, convenient transport and carrying.
Accompanying drawing explanation
Fig. 1 is the structural representation of multi-rotor aerocraft of the present invention;
Fig. 2 is that multi-rotor aerocraft medium power of the present invention distributes driveline components enlarged diagram;
Fig. 3 is rotor assembly part enlarged diagram in multi-rotor aerocraft of the present invention.
Detailed description of the invention
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.
As shown in Figure 1 to Figure 3, a kind of multi-rotor aerocraft provided by the invention, comprises multiple rotor assembly, flight control system, an engine 1 and power distribution driving system etc.
Power distribution driving system is used for the propulsive effort of engine 1 to be passed to multiple rotor assembly respectively, to drive multiple rotor assembly to rotate simultaneously, thus drives aircraft flight; Realize the driving to multiaxis rotor by means of only an engine 1, aircraft own wt and energy loss can be decreased.
In multi-rotor aerocraft of the present invention, rotor assembly can comprise multiple, and preferred even number, such as four, six, eight etc.; In the present embodiment, rotor assembly comprises four, is arranged in parallel along same level, and can arrange according to the structure of known multiple four rotor wing unmanned aerial vehicles.
Power distribution driving system comprises one-level gear 2, secondary gear 3, tertiary gear 4, level Four gear 6, first synchronous pulley 7 and the second synchronous pulley 9 and belt etc.
One-level gear 2, secondary gear 3 and tertiary gear 4 are one, and one-level gear 2 is fixedly installed on the output shaft of engine 1; Secondary gear 3 engages with one-level gear 2; Tertiary gear 4 is coaxially fixedly connected with secondary gear 3 by first rotating shaft 5.Wherein, engine 1 can be electronic or oily dynamic engine; In the present embodiment, adopt the dynamic engine of oil to drive four rotor assemblies, effective mission payload can be increased, extend the flight time, be particularly useful for long-time and remote job.
Level Four gear 6 comprises four, and four level Four gears 6 distribute along the circumference of same circumference, and all engage with tertiary gear 4.Drive secondary gear 3 by this one-level gear 2, secondary gear 3 drives tertiary gear 4 to rotate again, then drives other four level Four gears 6 to rotate by this tertiary gear 4; And, according to the connection structure of four level Four gears 6, wherein two separately level Four gear 6 for rotating clockwise, two other separately level Four gear 6 for rotating counterclockwise, thus the reactive torque power that himself rotates generation can be eliminated, avoiding aircraft to spin cannot directed fly.
Further, engine 1 can be arranged on secondary gear 3 top or bottom position, and in the present embodiment, engine 1 is arranged on secondary gear 3 tip position.
First synchronous pulley 7 is four, corresponding with four level Four gear 6 positions; Each first synchronous pulley 7 is coaxially fixed with corresponding level Four gear 6 by second rotating shaft 8, and the second rotating shaft 8 axis respectively with the dead in line of the first synchronous pulley 7 and level Four gear 6.
Further first synchronous pulley 7 can be arranged on level Four gear 6 top or bottom position equally, and in the present embodiment, be arranged on level Four gear 6 top, aircraft integral structure can be made compacter, and volume is less.
Second synchronous pulley 9 comprises four equally, and each second synchronous pulley 9 is connected with a rotor assembly, and for driving rotor assembly to rotate, and each second synchronous pulley 9 is connected by the first synchronous pulley 7 that belt is corresponding with.By adopting the mode of belt pulley and belt pulley to drive the work of rotor assembly, external interference can be prevented to be passed to engine by rotor, ensureing the stability of the dynamic engine work of oil.Further, bel-drivenn mechanism, can make to be folded to mainframe lower end by outward extending four support verticals of mainframe, thus reduces the space size of air vehicle overall, convenient transport and carrying.
Rotor assembly of the present invention comprises the parts such as the 3rd rotating shaft 10, rotor mounting clamp pedestal 11, rotor mounting clamp 12 and pushing disk 14.
3rd rotating shaft 10 is fixedly installed on the second synchronous pulley 9 axle center place, follows the second synchronous pulley 8 synchronous axial system.
Rotor mounting clamp pedestal 11 is fixedly installed on one end end of the 3rd rotating shaft 10 away from the second synchronous pulley 9; Rotor mounting clamp 12 comprises two, and symmetry is arranged on rotor mounting clamp pedestal 11, and all rotates along rotor mounting clamp pedestal 11 place axis, and two rotor mounting clamps 12 are projected with first hanger 13 respectively along contrary direction; Rotor mounting clamp 12 is provided with rotor, drives rotor to rotate at its axis direction by rotor mounting clamp 12.
Pushing disk 14 to be enclosed within the 3rd rotating shaft 10 and between rotor mounting clamp pedestal 11 and the second synchronous pulley 9, and on pushing disk 14, overhanging two symmetrical the second hangers 15, are hinged with connecting rod 16 between each first hanger 13 and the second lug 15 of respective side.
Flight control system of the present invention comprises four Servo-controller (not shown) and flight control desk (not shown), and each Servo-controller slides in the 3rd rotating shaft 10 along the vertical direction for driving a pushing disk 14.Servo-controller can drive pushing disk 14 to slide by multiple applicable structure; In the present embodiment, the Control arm of a sculler arm and a L shape can be set; Sculler arm is slidably located in the 3rd rotating shaft 10, firmly rabbets with pushing disk 14, thus drives pushing disk 14 to move up and down; The protruding cylindrical boss of sculler arm, this cylindrical boss coordinates with the hole of Control arm end and forms revolute, and the Control arm other end is connected with sculler arm, and the other end is connected with Servo-controller, intermediate point is arranged on rotor assembly pedestal, can rotate by the anchor shaft around intermediate point place.In addition, Servo-controller can also be used for controlling the dynamic engine speed speed of oil.
In addition, flight control desk can be multiple applicable structure, for controlling the start of Servo-controller.Servo-controller is arranged on mainframe, is electrically connected with flight control desk, and the given impulse singla of flight control desk drives steering wheel motion, accomplishes machinery and electrically combines, and reaches and controls aircraft object.Handle Servo-controller by flight control desk and pull Control arm, Control arm pulls sculler arm to move downward, thus drive pushing disk 14 to move up and down, pushing disk 14 pulls two rotor mounting clamps 12 to rotate by connecting rod 16, drive rotor around rotor mounting clamp pedestal 11 central axis, thus change pitch, reach and change rotor lift size.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (6)
1. a multi-rotor aerocraft, comprises engine (1), multiple rotor assembly and flight control system, it is characterized in that, the quantity of described engine (1) is one, and described multi-rotor aerocraft also comprises:
Power distribution driving system;
Described power distribution driving system comprises again:
An one-level gear (2), is fixedly installed on the output shaft of described engine (1);
A secondary gear (3), engages with described one-level gear (2);
A tertiary gear (4), is coaxially fixedly connected with described secondary gear (3) by first rotating shaft (5);
Four level Four gears (6), the circumference along same circumference distributes, and all engages with described tertiary gear (4);
Four the first synchronous pulleys (7), corresponding with four described level Four gear (6) positions, each described first synchronous pulley (7) is coaxially fixed with corresponding described level Four gear (6) by second rotating shaft (8), and described second rotating shaft (8) axis respectively with the dead in line of described first synchronous pulley (7) and described level Four gear (6);
Four the second synchronous pulleys (9), each described second synchronous pulley (9) is connected with a described rotor assembly, for driving described rotor assembly to rotate, and each described second synchronous pulley (9) is connected with described first synchronous pulley (7) by belt.
2. multi-rotor aerocraft according to claim 1, is characterized in that, described engine (1) is positioned at described secondary gear (3) tip position.
3. multi-rotor aerocraft according to claim 2, is characterized in that, each described first synchronous pulley (7) is positioned at the top of the described level Four gear (6) be connected.
4. the multi-rotor aerocraft according to any one of claim 1-3, is characterized in that, described engine (1) is the dynamic engine of oil.
5. multi-rotor aerocraft according to claim 4, is characterized in that, described rotor assembly comprises:
3rd rotating shaft (10), is fixedly installed on described second synchronous pulley (9) axle center place;
Rotor mounting clamp pedestal (11), is fixedly installed on one end end of described 3rd rotating shaft (10) away from described second synchronous pulley (9);
Two rotor mounting clamps (12), symmetry is arranged on described rotor mounting clamp pedestal (11), and all rotate along described rotor mounting clamp pedestal (11) place axis, two described rotor mounting clamps (12) are projected with first hanger (13) respectively along contrary direction;
Rotor, is arranged on described rotor mounting clamp (12);
Pushing disk (14), be enclosed within described 3rd rotating shaft (10) go up and be positioned between described rotor mounting clamp pedestal (11) and described second synchronous pulley (9), upper overhanging two symmetrical the second hangers (15) of described pushing disk (14), are hinged with connecting rod (16) between each described first hanger (13) and described second lug (15) of respective side.
6. multi-rotor aerocraft according to claim 5, it is characterized in that, described flight control system comprises four Servo-controllers, and each Servo-controller is for driving a described pushing disk (14) in the upper slip of described 3rd rotating shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510531182.XA CN105015768A (en) | 2015-08-26 | 2015-08-26 | Multi-rotor aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510531182.XA CN105015768A (en) | 2015-08-26 | 2015-08-26 | Multi-rotor aircraft |
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| Publication Number | Publication Date |
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| CN105015768A true CN105015768A (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510531182.XA Pending CN105015768A (en) | 2015-08-26 | 2015-08-26 | Multi-rotor aircraft |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460213A (en) * | 2015-12-21 | 2016-04-06 | 江苏艾锐泰克无人飞行器科技有限公司 | Multi-rotary-wing single-motor driving structure and unmanned aerial vehicle |
| CN106741912A (en) * | 2017-01-03 | 2017-05-31 | 山东鹰翼航空科技有限公司 | Multi-rotor unmanned aerial vehicle during a kind of foldable boat long |
| CN106986009A (en) * | 2017-03-08 | 2017-07-28 | 贾杰 | Redundance dynamical system super large loads many rotor flying platforms |
| CN112298540A (en) * | 2020-11-06 | 2021-02-02 | 广东国士健科技发展有限公司 | Single-engine three-rotor aircraft |
| CN112340035A (en) * | 2020-09-11 | 2021-02-09 | 广州极飞科技有限公司 | The power mechanism of the UAV and the UAV |
| TWI788375B (en) * | 2017-06-26 | 2023-01-01 | 瑞典商Acc創新公司 | Rotor flight vehicle |
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| CN200951831Y (en) * | 2006-05-18 | 2007-09-26 | 战强 | Multi-rotor wing craft |
| CN203318679U (en) * | 2012-09-13 | 2013-12-04 | 吴松 | Co-engine multi-shaft multi-rotor craft |
| CN103803064A (en) * | 2012-11-15 | 2014-05-21 | 西安韦德沃德航空科技有限公司 | Belt-transmission four-rotor-wing aircraft |
| CN203996887U (en) * | 2014-08-07 | 2014-12-10 | 安阳全丰航空植保科技有限公司 | A kind of oil moves multirotor helicopter drive system |
| CN205076037U (en) * | 2015-08-26 | 2016-03-09 | 许博男 | Multi -rotor -wing aircraft |
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2015
- 2015-08-26 CN CN201510531182.XA patent/CN105015768A/en active Pending
Patent Citations (5)
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| CN200951831Y (en) * | 2006-05-18 | 2007-09-26 | 战强 | Multi-rotor wing craft |
| CN203318679U (en) * | 2012-09-13 | 2013-12-04 | 吴松 | Co-engine multi-shaft multi-rotor craft |
| CN103803064A (en) * | 2012-11-15 | 2014-05-21 | 西安韦德沃德航空科技有限公司 | Belt-transmission four-rotor-wing aircraft |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460213A (en) * | 2015-12-21 | 2016-04-06 | 江苏艾锐泰克无人飞行器科技有限公司 | Multi-rotary-wing single-motor driving structure and unmanned aerial vehicle |
| CN106741912A (en) * | 2017-01-03 | 2017-05-31 | 山东鹰翼航空科技有限公司 | Multi-rotor unmanned aerial vehicle during a kind of foldable boat long |
| CN106741912B (en) * | 2017-01-03 | 2023-11-17 | 山东鹰翼航空科技有限公司 | Foldable long-endurance multi-rotor unmanned aerial vehicle |
| CN106986009A (en) * | 2017-03-08 | 2017-07-28 | 贾杰 | Redundance dynamical system super large loads many rotor flying platforms |
| TWI788375B (en) * | 2017-06-26 | 2023-01-01 | 瑞典商Acc創新公司 | Rotor flight vehicle |
| US12091165B2 (en) | 2017-06-26 | 2024-09-17 | Acc Innovation Ab | Rotor flight vehicle |
| CN112340035A (en) * | 2020-09-11 | 2021-02-09 | 广州极飞科技有限公司 | The power mechanism of the UAV and the UAV |
| CN112298540A (en) * | 2020-11-06 | 2021-02-02 | 广东国士健科技发展有限公司 | Single-engine three-rotor aircraft |
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Application publication date: 20151104 |