CN106184755B - Transmission mechanism applied to multi-rotor unmanned aerial vehicle - Google Patents
Transmission mechanism applied to multi-rotor unmanned aerial vehicle Download PDFInfo
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- CN106184755B CN106184755B CN201610605424.XA CN201610605424A CN106184755B CN 106184755 B CN106184755 B CN 106184755B CN 201610605424 A CN201610605424 A CN 201610605424A CN 106184755 B CN106184755 B CN 106184755B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 115
- 230000007246 mechanism Effects 0.000 title claims abstract description 25
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
- B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
- B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/11—Propulsion using internal combustion piston engines
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Gear Transmission (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of transmission mechanisms applied to multi-rotor unmanned aerial vehicle, belong to air vehicle technique field, comprising: the first belt drive unit is fixed in rack, and is accordingly flexibly connected with rotor group respectively;And second belt drive unit, it is fixed in rack, and be accordingly flexibly connected with rotor group respectively;Wherein, first belt drive unit is set in first axle, drives the first belt drive unit to be driven by the rotation of first axle, to drive each rotor in the rotor group being flexibly connected with the first belt dressing to be rotated;Second belt drive unit is set on the second axis, drives the second belt drive unit to be driven by the rotation of the second axis, to drive each rotor in the rotor group being flexibly connected with the second belt dressing to be rotated.The present invention, which is realized, to be rotated in multi-rotor unmanned aerial vehicle by driven by engine rotor, has the characteristics that structure is simple, applicability is wide.
Description
Technical field
The invention belongs to air vehicle technique field, in particular to a kind of transmission mechanism applied to multi-rotor unmanned aerial vehicle.
Background technique
Unmanned plane (english abbreviation: Unmanned Aerial Vehicle) is one kind with wireless remotecontrol or by itself journey
Not manned aircraft based on sequence control.
Unmanned plane in the prior art is mostly electronic unmanned plane, mainly using battery, electric tune, motor, winged control and propeller
Etc. main devices, pass through and change the revolving speed of each propeller and realize the flight control of unmanned plane.But this electric type nobody
Machine, due to being limited by battery energy density, endurance is generally very of short duration, the defect with duration performance difference, and passes through list
Pure increase number of batteries also will be greatly reduced its lifting capacity to improve the mode of its endurance.Therefore by being set on unmanned plane
Engine is set to substitute electronic unmanned plane and have become a kind of new concept, however, the set engine in multi-rotor unmanned aerial vehicle,
How with rotor machine driving is carried out, is technical problem urgently to be solved in the art to realize the safe flight of unmanned plane.
Summary of the invention
A kind of transmission mechanism applied to multi-rotor unmanned aerial vehicle provided by the invention, so that each in engine and rotor group
Between a rotor by setting the first belt conveyer and the second belt conveyer can machine driving, realize in more rotors
It is rotated in unmanned plane by driven by engine rotor, has the characteristics that structure is simple, applicability is wide.
The present invention provides a kind of transmission mechanisms applied to multi-rotor unmanned aerial vehicle, wherein multi-rotor unmanned aerial vehicle includes machine
Frame, twin-spool engine and the rotor group with several rotors, the twin-spool engine include first axle and the second axis;It is described to answer
Transmission mechanism for multi-rotor unmanned aerial vehicle includes: the first belt drive unit, and first belt drive unit is fixed on institute
It states in rack, and is accordingly flexibly connected with the rotor group respectively;And second belt drive unit, the second belt transmission
Device is fixed on the rack, and is accordingly flexibly connected with the rotor group respectively;Wherein, the first belt transmission dress
It sets and is set in the first axle, drive first belt drive unit to be driven by the rotation of the first axle,
To drive each rotor in the rotor group being flexibly connected with first belt dressing to be rotated;The second belt transmission
Device is arranged on second axis, drives second belt drive unit to be passed by the rotation of second axis
It is dynamic, to drive each rotor in the rotor group being flexibly connected with second belt dressing to be rotated.
Optionally, the quantity of the rotor group is m;Wherein, in the m rotor groups, including first group of m/2 rotation
Wing group and second group of m/2 rotor group, described first group of m/2 rotor group connect with the first belt dressing activity respectively
It connects, described second group of m/2 rotor group is flexibly connected with second belt dressing respectively, and first group of the m/2
Machine driving and second group of the m/2 rotor group and second skin between rotor group and first belt dressing
It is mutually indepedent with the machine driving between device.
Optionally, the first axle and second axis are parallel, and the rotation side of the first axle and second axis
To opposite.
Optionally, first belt drive unit includes: 1 the first transmission shaft, and first transmission shaft includes one the
One fixing end and one first bevel gear end, and first bevel gear end is in umbrella tooth wheel construction;M/2 second driving shaft, it is each
A second driving shaft includes a third bevel gear end and one the 4th bevel gear end, and third bevel gear end and described the
Four bevel gear ends are in umbrella tooth wheel construction;First conveyer belt, first conveyer belt are arranged end and second including first and are arranged end;
First motor, the first motor are fixed in the first axle, and the first motor and the first axle rotate synchronously, institute
It states the first conveyer belt and is arranged end cap by described first and be located in the first motor;Second motor, second motor are fixed
In in first fixing end, and second motor and first transmission shaft rotate synchronously, and first conveyer belt passes through
Described second, which is arranged end cap, is located on second motor;Wherein, described first group of m/2 rotor group and the m/2 the
Two transmission shafts correspond, and described first group of m/2 rotor group passes through umbrella tooth wheel construction respectively, accordingly with the m/2
M/2 the 4th bevel gear ends of a second driving shaft are meshed;And the m/2 second driving shaft is with first transmission shaft
Center vertical pivot is symmetrical, and m/2 third bevel gear end and first bevel gear end of the m/2 second driving shaft are mutually nibbled
It closes, by the vertical translating rotation of first transmission shaft is the transverse rotation of the second driving shaft, and then pass through described the
The transverse rotation of two transmission shafts drives each rotor in described first group of m/2 rotor group to be rotated.
Optionally, second belt drive unit includes: 1 third transmission shaft, and the third transmission shaft includes one the
Two fixing ends and one the 5th bevel gear end, and the 5th bevel gear end is in umbrella tooth wheel construction;M/2 the 4th transmission shafts, it is each
A 4th transmission shaft includes one the 6th bevel gear end and one the 7th bevel gear end, and the 6th bevel gear end and described the
Seven bevel gear ends are in umbrella tooth wheel construction;Second conveyer belt, second conveyer belt include that third is arranged end and the 4th is arranged end;
Third motor, the third motor are fixed on second axis, and the third motor and second axis rotate synchronously, institute
It states the second conveyer belt end cap is arranged by the third and be located on the third motor;4th motor, the 4th motor are fixed
In in second fixing end, and the 4th motor and the third transmission shaft rotate synchronously, and second conveyer belt passes through
Described 4th, which is arranged end cap, is located on the 4th motor;Wherein, described second group of m/2 rotor group and the m/2 the
Four transmission shafts correspond, and described second group of m/2 rotor group passes through umbrella tooth wheel construction respectively, accordingly with the m/2
M/2 the 7th bevel gear ends of a 4th transmission shaft are meshed;And the m/2 the 4th transmission shafts are with the third transmission shaft
Center vertical pivot is symmetrical, and m/2 the 6th bevel gear ends of the m/2 the 4th transmission shafts are mutually nibbled with the 5th bevel gear end
It closes, by the vertical translating rotation of the third transmission shaft is the transverse rotation of the 4th transmission shaft, and then pass through described the
The transverse rotation of four transmission shafts drives each rotor in described second group of m/2 rotor group to be rotated.
Optionally, the quantity of rotor described in each described rotor group is n, and the n is whole more than or equal to 2
Number.
Optionally, the m is 4.
Optionally, being fixedly connected between first belt conveyer and the rack is to be bolted;And/or
Being fixedly connected between second belt conveyer and the rack is to be bolted.
The utility model has the advantages that
A kind of transmission mechanism applied to multi-rotor unmanned aerial vehicle provided by the invention, by every in engine and rotor group
The first belt conveyer and the second belt conveyer are set between one rotor, so that the first belt conveyer and starting
The first axle of machine is flexibly connected, and the second belt conveyer is flexibly connected with the second axis of engine, with this by first axle with
The rotation of second axis drives the rotor in the rotor group connecting with the first belt conveyer respectively, and transmits and fill with the second belt
The rotor set in the rotor group of connection is rotated, and is realized and is revolved in multi-rotor unmanned aerial vehicle by driven by engine rotor
Turn, has the characteristics that structure is simple, applicability is wide.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the overall structure diagram one of multi-rotor unmanned aerial vehicle provided in an embodiment of the present invention;
Fig. 2 is the overall structure diagram two of multi-rotor unmanned aerial vehicle provided in an embodiment of the present invention;
Fig. 3 is the overall structure diagram three of multi-rotor unmanned aerial vehicle provided in an embodiment of the present invention;
Fig. 4 is the overall structure diagram of twin-spool engine provided in an embodiment of the present invention;
Fig. 5 is the overall structure main view of twin-spool engine provided in an embodiment of the present invention;
Fig. 6 is the detonation configuration main view of twin-spool engine provided in an embodiment of the present invention;
Fig. 7 is the part-structure main view of the first belt drive unit provided in an embodiment of the present invention;
Fig. 8 is the part-structure sectional view of the first belt drive unit provided in an embodiment of the present invention;
Fig. 9 is the part-structure main view of the second belt drive unit provided in an embodiment of the present invention;
Figure 10 is the part-structure sectional view of the second belt drive unit provided in an embodiment of the present invention;
Figure 11 is the overall structure main view of variable pitch device provided in an embodiment of the present invention;
Figure 12 is the overall structure diagram of variable pitch device provided in an embodiment of the present invention.
Specific embodiment
A kind of transmission mechanism applied to multi-rotor unmanned aerial vehicle provided by the invention, by every in engine and rotor group
The first belt conveyer and the second belt conveyer are set between one rotor, so that the first belt conveyer and starting
The first axle of machine is flexibly connected, and the second belt conveyer is flexibly connected with the second axis of engine, with this by first axle with
The rotation of second axis drives the rotor in the rotor group connecting with the first belt conveyer respectively, and transmits and fill with the second belt
The rotor set in the rotor group of connection is rotated, and is realized and is revolved in multi-rotor unmanned aerial vehicle by driven by engine rotor
Turn, has the characteristics that structure is simple, applicability is wide.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, to support the technical problems to be solved by the invention, it is clear that described embodiment is only present invention a part
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained all
Other embodiments shall fall within the protection scope of the present invention;Wherein "and/or" keyword involved in this implementation, indicate and or
Two kinds of situations, in other words, A mentioned by the embodiment of the present invention and/or B illustrate two kinds of A and B, A or B situations, describe A
With three kinds of states present in B, such as A and/or B, indicate: only including A does not include B;Only including B does not include A;Including A and B.
Meanwhile in the embodiment of the present invention, when component is referred to as " being fixed on " another component, it can be directly at another
On component or there may also be components placed in the middle.When a component is considered as " connection " another component, it be can be directly
It is connected to another component or may be simultaneously present component placed in the middle.When a component is considered as " being set to " another group
Part, it, which can be, is set up directly on another component or may be simultaneously present component placed in the middle.Made in the embodiment of the present invention
Term "vertical", "horizontal", "left" and "right" and similar statement are merely for purposes of illustration, and are not intended to
The limitation present invention.
In order to which the transmission mechanism applied to multi-rotor unmanned aerial vehicle provided invention elaborates, to support that invention is wanted
The technical issues of solution, in the following, being done specifically to the overall structure of multi-rotor unmanned aerial vehicle first in embodiment provided by the invention
It is bright, then during multi-rotor unmanned aerial vehicle, further targetedly draw it is provided by the invention be applied to more rotors without
Man-machine transmission mechanism, it is complete, clear, clear to achieve the purpose that.
Referring to FIG. 1-2, the embodiment of the invention provides a kind of multi-rotor unmanned aerial vehicle, include at least: rack 1, several
Rotor group 2, twin-spool engine 3.Wherein, each described rotor group 2 includes several rotors 21, and each described rotor group
2 are rotationally fixed in the rack 1, so that the rotor 21 in each described rotor group 2 can relative to the rack 1
With rotation;And the twin-spool engine 3 is fixed in the rack 1, and corresponding movable with rotor group 2 described in each respectively
Connection, so that can machine driving between the twin-spool engine 3 and each described rotor group 2.Wherein, described double by burning
The comburant being previously implanted in shaft generator 3, generates mechanical kinetic energy, and driving is correspondingly connected with each with the twin-spool engine 3
The rotor 21 in a rotor group 2 is rotated.
Specifically, rack 1 in the embodiment of the present invention is the support platform of unmanned flight's equipment overall structure, if with for
The fixed installation in unmanned flight's equipment such as dry rotor group 2, twin-spool engine 3 supports.It is every in several rotor groups 2
One rotor group 2 is rotationally fixed in the rack 1, wherein how rotationally solid for rotor group 2 described in each
Due in the rack 1, the embodiment of the present invention and with no restrictions can be rotor group 2 and be directly fixed in rack 1, so that rotation
It can be relative to rotation between wing group 2 and rack 1, naturally it is also possible to be by an individual head that rotor group 2 is living
It is fixed in rack 1 dynamicly, so that can be relative to rotation, as long as finally can be realized so that every between rotor group 2 and rack 1
The rotor 21 in one rotor group 2 can be rotated relative to the rack 1, then may be applicable to the present invention.
It for the rotor group 2 in the embodiment of the present invention, can be multiple, it will be understood that due to each rotor group 2
In include several rotors 21, then the quantity of rotor group 2 is more, i.e. the quantity of rotor 21 is more.It revolves in embodiments of the present invention
The quantity of wing group 2 can be m, and the m is the even number more than or equal to 2.Why the quantity m of rotor group 2 is limited to greatly
In the even number for being equal to 2, it is mainly based upon the integral structure layout of unmanned flight's equipment provided in an embodiment of the present invention, is flown with improving
The stationarity of equipment during row.Such as, m rotor group 2 can be divided into first group and second group, that is, include first group of m/2
A rotor group and second group of m/2 rotor group, described first group of m/2 rotor group are living with the twin-spool engine 3 respectively
Dynamic connection, described second group of m/2 rotor group is flexibly connected with the twin-spool engine 3 respectively, and first group of the m/2
Machine driving and second group of the m/2 rotor group and the twin shaft between a rotor group and the twin-spool engine are sent out
Machine driving between motivation is mutually indepedent.Wherein, first group of m/2 rotor group and second group of m/2 rotor group, with double
Shaft generator 3 is center symmetric points, is symmetrically dispersed in the two sides of twin-spool engine 3.
Incorporated by reference to Fig. 2 together refering to Fig. 3-6, for twin-spool engine 3, the first power source 32, second is included at least
Power source 33 and starter 34.Wherein, first power source 32 is provided with first axle 321, described first group of m/2 rotor
Group is flexibly connected with the first axle 321 respectively.Second power source 32 is provided with the second axis 331, second group of the m/2
A rotor group is flexibly connected with second axis 331 respectively.The starter 34 respectively with the first axle 321 and described second
Axis 331 is flexibly connected, to start the first axle 321 and second axis 331 rotation by the starter 34.It needs to illustrate
, first axle 321 set by first power source 32 be used to drive described first group of m/2 rotor group to be revolved
Turn, the second axis 331 set by second power source 33 be used to drive described second group of m/2 rotor group to be revolved
Turn.
Specifically, starter 34 is used as activation member, and starting first axle 321 and the second axis 331 first is rotated, and
Start the postrotational first axle 321, compress the comburant injected in first power source 32, explode and burn,
Mechanical kinetic energy is converted heat into, drives the first axle 321 to continue to rotate under the impact of the air pressure of rapid expansion, Jin Ertong
Crossing the first axle 321 drives each of described first group of m/2 rotor group rotor to be rotated, and enters first with this
The normal circulation driver of power source 32, first axle 321 and first group of m/2 rotor group.Start postrotational described
Two axis 331 compress the comburant injected in second power source 32, explode and burn, and convert heat into mechanical dynamic
Can, drive second axis 331 to continue to rotate under the impact of the air pressure of rapid expansion;And then pass through 331 band of the second axis
It moves each of described second group of m/2 rotor group rotor to be rotated, the second power source 33, the second axis is entered with this
331 and second group of m/2 rotor group normal circulation driver.It should be noted that starting in embodiments of the present invention
Device 34 is as activation member starting first axle 321 and after the second axis 331 rotated, then starter 34 automatically with first axle 321
It is detached from and stops working with the second axis 331, at this time by the first power source 32, the energy conversion of 33 inside of the second power source itself
Thermal energy-mechanical energy, with the powered rotation for first axle 321 and the second axis 331.
Wherein, how first axle 321 is started for starter 34 and the second axis 331 rotates, the embodiment of the present invention is simultaneously
With no restrictions, it can be and starter 34 and first axle 321 and the second axis 331 directly established into machine driving relationship, such as first
Open up several teeth on the side wall of axis 321 and the second axis 331, the rotary shaft of starter 34 directly with first axle 321 and the second axis
Several teeth are opened up on 331 side wall to be meshed, and then by the rotation of the rotary shaft of starter 34, drive the first axle
321 and second axis 331 rotated.For another example respectively can be arranged one on the side wall of first axle 321 and the second axis 331 respectively can
Rotating around first axle 321 or the mechanical arm of the second axis 331 rotate, which connects with the starter 34 respectively
It connects, to drive 2 mechanical arm movements respectively by the starter 34, then realizes that 2 mechanical arms respectively correspond to
The first axle 321 that is attached thereto of drive or the second axis 331 rotated.
Again alternatively, the first shaft gear 322 can be added directly in the first power source 32, is added in the second power source 33
Two shaft gears 332, add starter receiver 31 in twin-spool engine.Wherein, first shaft gear 322 is set in described first
On axis 321, being rotated synchronously with realizing with the first axle 321, second shaft gear 332 is set on second axis 331,
It is rotated synchronously with realizing with second axis 331.Meanwhile the rotation axis connection of the starter receiver 31 and the starter 34,
To drive the starter receiver 31 to be rotated by the starter 34, and the starter receiver 31 respectively correspondingly with it is described
First shaft gear 322 and second shaft gear 332 are meshed, to guarantee first axle tooth during starter receiver 31 rotates
Wheel 322 and the second shaft gear 332 can rotate synchronously.Certainly, for the connection type of the first shaft gear 322 and first axle 321,
And second shaft gear 332 and the second axis 331 connection type, be also possible to diversified, such as the first shaft gear 322 and the
One axis 321 can be using the connection type of welding, and the second shaft gear 332 and the second axis 331 can be using the connection types of welding.
For another example the first shaft gear 322 and first axle 321 can use integrally formed design method, the second shaft gear 332 and the second axis
331 can also use integrally formed connection type.As long as the first shaft gear 322 and institute can be reached in embodiments of the present invention
State the technical effect that first axle 321 rotates synchronously, the second shaft gear 332 and the second axis 331 rotate synchronously.Likewise, by
In there are 2 shaft gears (the first shaft gear 322 and the second shaft gears 332), for the number or even starter of starter receiver 31
34 can also all be 2 respectively.That is, the first shaft gear 322 matches a starter receiver 31 and a starter 34, the second axis tooth
332 one starter receiver 31 of matching of wheel and a starter 34 or the first shaft gear 322 match a starter receiver 31, the
Two shaft gears 332 match a starter receiver 31, and a starter 34 starts two starter receivers 31 simultaneously and rotates etc., only
It finally can be realized driving first axle 321 and the second axis 331 is rotated, then be suitable for the present invention.
To sum up, as stated above, how to start first axle 321 for starter 34 and the second axis 331 revolve
Turn, the embodiment of the present invention and with no restrictions, can also be adopted certainly using above-mentioned three at least described kind startup structure and mode
With other startup structures and mode provided by the embodiment of the present invention is not limited to, as long as can be realized starter during being applicable in
Normal starting first axle 321 and the second axis 331 are rotated, and are suitable for the present invention, details are not described herein again.But it is worth mentioning
, first axle 321 described in the embodiment of the present invention and second axis 331 are parallel, and the first axle 321 and described
The direction of rotation of two axis 331 is opposite.
Further, for twin-spool engine 3, in order to simplify internal structure design, industrial manufacturing cost is reduced, on
Stating first power source 32 can be first single-cylinder engine, and the second power source 33 can be the second single cylinder hair
Motivation.And twin-spool engine 3 can also include terminal pad 35.
Wherein, the first axle 321, the cylinder body of first single-cylinder engine are provided on first single-cylinder engine
Inside it is injected with comburant;Second axis 331, the cylinder of second single-cylinder engine are provided on second single-cylinder engine
It is injected with comburant in vivo;First single-cylinder engine by the first axle 321 pass through the terminal pad 35, described second
Single-cylinder engine passes through the terminal pad 35 by second axis 331, so that single by described first by the terminal pad 35
Cylinder engine and second single-cylinder engine are connected as one.
Meanwhile the twin-spool engine 3 further include: the first vaporizer 36 and the second vaporizer 37, and first vaporization
Device 36 is connect with the oil inlet of first single-cylinder engine;Second vaporizer 37 and second single-cylinder engine into
Hydraulic fluid port connection.The comburant (such as liquid-phase combustion object) under different conditions is allowed in this way in the first vaporizer 36 and/or the second vapour
Under the action of changing device 37, it is converted into gaseous combustion object, to be comburant in the first single-cylinder engine and/or the second single-cylinder engine
In explosion, burning prepare.It is to be understood that the intracorporal comburant of cylinder of first single-cylinder engine passes through described first
Vaporizer 36 is injected, and the intracorporal comburant of cylinder of second single-cylinder engine is injected by second vaporizer 37.
It should be noted that the embodiment of the present invention passes through terminal pad 35 for the first single-cylinder engine and the second single-cylinder engine
It is connected as one, to form a twin shaft aero-engine (twin-spool engine 3), which may include: the first lid
Body 351 and the second lid 352.Wherein, first lid 351 and 352 detachable connection of the second lid, and described
An accommodating space 353, first shaft gear 322, described are formed between first lid 351 and second lid 352
Two shaft gears 332 and the starter receiver 31 are placed in the accommodating space 353.And the starter 34 passes through described first
Lid 351 or second lid 352 are connect with the starter receiver 31.
It is to be understood that the first axle 321 of the first single-cylinder engine is arranged with first shaft gear 322, the second single cylinder
Second shaft gear 332 is arranged on engine.Starter 34 starts 322 He of the first shaft gear by starter receiver 31 first
Second shaft gear 33 is rotated, and then first axle 321 and the second axis 331 is driven to be rotated (the two direction of rotation is opposite),
And start the postrotational first axle 321, the comburant injected in the first single-cylinder engine cylinder body is compressed, explosion
And burn, mechanical kinetic energy is converted heat into, the first axle 321 is driven to continue to revolve under the impact of the air pressure of rapid expansion
Turn, and then drives each of described first group of m/2 rotor group rotor to be rotated by the first axle 321, with
This enters the normal circulation driver of the first single-cylinder engine, first axle 321 and first group of m/2 rotor group.Starting rotation
Second axis 331 after turning compresses the comburant injected in second power source 32, explodes and burn, by thermal energy
It is converted into mechanical kinetic energy, second axis 331 is driven to continue to rotate under the impact of the air pressure of rapid expansion;And then by described
Second axis 331 drives each of described second group of m/2 rotor group rotor to be rotated, and is sent out with this into the second single cylinder
The normal circulation driver of motivation, the second axis 331 and second group of m/2 rotor group.It is noted that the first single cylinder is sent out
Motivation and the second single-cylinder engine inside principle (start it is postrotational as described in first axle 321, compress the first single cylinder hair
The comburant injected in engine cylinder body, explode and burn, convert heat into mechanical kinetic energy, in the air pressure of rapid expansion
The impact lower driving first axle 321 continues to rotate), it has been the working principle of engine in the prior art, details are not described herein again.
And how the first single-cylinder engine and the second single-cylinder engine passed through into 31 shape of terminal pad 35, starter 34 and/or starter receiver
At the opposed double output shaft engine of twin-tub, and it is applied on the flight equipment of the dynamic more rotors of displacement of oil, keeps its structure simple
Reliable light, being provided simultaneously with the technical characteristic that cruise duration is long, load-carrying is high is exactly innovative point place of the invention.
Further, it in order to enable twin-spool engine provided in an embodiment of the present invention 3 is cooling in time, avoids because of its temperature
It is excessively high and influence its normal use.Preferably, the embodiment of the invention also includes: air cooling system 38.The air cooling system 38 is solid
Due on first power source 32 and second power source 33, so that extraneous cold air passes through 38 quilt of air cooling system
The inside of the twin-spool engine 3 is sucked, and then flows through first power source 32 and/or second power source 33, with right
First power source 32 and/or second power source 33 are cooled down.
Specifically, the air cooling system 38 may include: cover 381, the first centrifugal fan 382 please continue to refer to Fig. 4-5
With the second centrifugal fan 383.Wherein, first centrifugal fan 382 is flexibly connected with the first axle 321, by described
First axle 321 drives first centrifugal fan 382 to be rotated;Second centrifugal fan 383 and second axis 331 are living
Dynamic connection, to drive second centrifugal fan 383 to be rotated by second axis 331.And first centrifugal fan
382, second centrifugal fan 383, first power source 32 and second power source 33 are placed in the cover 381,
And rotate after first centrifugal fan 382 and/or second centrifugal fan 383 drive the cold air in the cover
It is flowed in 381, to be cooled down to first power source 32 and/or second power source 33.
In embodiments of the present invention, the effect of the first centrifugal fan 382 and the second centrifugal fan 383 is by fluid from fan
Axial sucking after fluid is thrown out from circumferencial direction using its centrifugal force, it can be understood as get rid of in cover 381, and then right
First power source 32 and second power source 33 carry out air-cooled.To prevent first power source 32 and described second from moving
Because the working time is longer, persistent fever makes in cover 381 temperature excessively high and influences 32 He of the first power source in power source 33
The normal operation of second power source 33, has the characteristics that security performance is high.
Certainly, although the quantity of power source is two in embodiments of the present invention, such as: first power source 32 and described
Second power source 33.The quantity of matched centrifugal fan is also two, such as: first centrifugal fan 382 and described
Second centrifugal fan 383.The quantity of matched axis is also two, such as: first axle 321 and the second axis 331.But it is specific
The quantity present invention is with no restrictions.In other words, according to actual job demand, by the quantitative design of power source at three, four
It is a or five etc., it may also apply to the present invention, the quantity of corresponding centrifugal fan, the quantity of axis need to be only also designed to
Three, four or five.Remaining structure does adaptation, then within the scope of the present invention.
Preferably, the cover 381 in the embodiment of the present invention may include: the first side wall 3811, second sidewall
3812 and air intake plate 3813.Wherein, the first air inlet 3813a and the second air inlet 3813b are offered on the air intake plate 3813,
And the end of the first side wall 3811 and the end of the second sidewall 3812 are fixedly connected with the air intake plate 3813 respectively,
To constitute the cover 381 of U-shaped structure, and the first side wall 3811 and the second sidewall 3812 are parallel to each other.Institute
State the first power source 32 and second power source 33 be placed in the U-type groove of the U-shaped structure, and rotate after described first from
Heart fan 382 drives the cold air to be flowed into inside the cover 381 by the first air inlet 3813a, described after rotation
Second centrifugal fan 383 drives the cold air to be flowed into inside the cover 381 by the second air inlet 3813b.
In embodiments of the present invention, for the machine driving between rotor group 2 and twin-spool engine 3, one can be passed through
Transmission mechanism 4 (namely transmission mechanism 4 provided by the present invention applied to multi-rotor unmanned aerial vehicle), is fixed in the rack 1,
And be accordingly flexibly connected the twin-spool engine 3 and each described rotor group 2, to make institute by the transmission mechanism 4
Stating can machine driving between twin-spool engine 3 and each described rotor group 2.Specifically, incorporated by reference to Fig. 2-3 together refering to Fig. 7-
10, transmission mechanism 4 can be specifically divided into: the first belt drive unit 41 and the second belt drive unit 42.
Wherein, first belt drive unit 41 is fixed in the rack 1, and respectively with first group of the m/2
A rotor group is accordingly flexibly connected.Second belt drive unit 42 is fixed in the rack 1, and respectively with described
Two groups of m/2 rotor group is accordingly flexibly connected;Wherein, one end of first belt drive unit 41 is set in described
On one axis 321, the other end of first belt drive unit 41 is set in the rotor of rotor in first group of m/2 rotor group
On axis, first belt drive unit 41 is driven to be driven by the rotation of the first axle 321, to drive described first
Each rotor is rotated in m/2 rotor group of group.One end of second belt drive unit 42 is set in described
On two axis 331, the other end of second belt drive unit 42 is set in the rotor of rotor in second group of m/2 rotor group
On axis, second belt drive unit 42 is driven to be driven by the rotation of second axis 331, to drive described second
Each rotor is rotated in m/2 rotor group of group.
More specifically, first belt drive unit 41 at least may include: 1 the first transmission shaft 411, and m/2 is a
Second driving shaft 412, the first conveyer belt 413, first motor 414 and the second motor 415.Wherein, first transmission shaft 411 wraps
One first fixing end 4111 and one first bevel gear end 4112 are included, and first bevel gear end 4112 is in umbrella tooth wheel construction.Often
One second driving shaft 412 includes a third bevel gear end 4121 and one the 4th bevel gear end 4122, and the third umbrella
Gear end 4121 and the 4th bevel gear end 4122 are in umbrella tooth wheel construction.First conveyer belt 413 is arranged including first
End 4131 and second is arranged end 4132.The first motor 414 is fixed in the first axle 321, and the first motor and
The first axle rotates synchronously, and first conveyer belt 413 is arranged end 4131 by described first and is set in the first motor
On 414.Second motor 415 is fixed in first fixing end 4111, and second motor 415 and described first passes
Moving axis 411 rotates synchronously, and first conveyer belt 413 is arranged end 4132 by described second and is set in second motor 415
On.
So that described first group of m/2 rotor group and the m/2 second driving shaft 412 correspond, that is,
A rotor group in first group corresponds to a second driving shaft 412 in m/2 second driving shaft 412.And described first group
M/2 rotor group pass through umbrella tooth wheel construction respectively, accordingly with the m/2 of the m/2 second driving shaft 412 the 4th umbrella tooths
Wheel end 4122 is meshed;And the m/2 second driving shaft 412 is that center vertical pivot is symmetrical with first transmission shaft 411,
M/2 third bevel gear end 4121 of the m/2 second driving shaft 412 and first umbrella of first transmission shaft 411
Gear end 4112 is meshed, and is the transverse direction of the second driving shaft 412 by the vertical translating rotation of first transmission shaft 411
Rotation, and then each in described first group of m/2 rotor group is driven by the transverse rotation of the second driving shaft 412 to revolve
The wing 21 is rotated.
Due in the embodiment of the present invention first belt drive unit 41 and second belt drive unit 42 be
Symmetrically it is distributed in the two sides of twin-spool engine 3, it can be interpreted as, the first belt drive unit 41 is distributed in first axle 321
Side carry out machine driving corresponding with first axle 321, the second belt drive unit 42 be distributed in the side of the second axis 331 with
The corresponding carry out machine driving of second axis 331.
Therefore, identical, second belt drive unit 42 includes: 1 third transmission shaft 421, m/2 the 4th transmission
Axis 422, the second conveyer belt 423, third motor 424 and the 4th motor 425.Wherein, the third transmission shaft 421 includes one second
Fixing end 4211 and one the 5th bevel gear end 4212, and the 5th bevel gear end 4212 is in umbrella tooth wheel construction.Described in each
4th transmission shaft 422 includes one the 6th bevel gear end 4221 and one the 7th bevel gear end 4222, and the 6th bevel gear end
4221 and the 7th bevel gear end 4222 be in umbrella tooth wheel construction.Second conveyer belt 423 includes that third is arranged end 4231
End 4232 is arranged with the 4th.The third motor 424 is fixed on second axis 331, and the third motor 424 and described
Second axis 331 rotates synchronously, and second conveyer belt 423 is arranged end 4231 by the third and is set in the third motor
On 424.4th motor 425 is fixed in second fixing end 4211, and the 4th motor 425 and the third pass
Moving axis 421 rotates synchronously, and second conveyer belt 423 is arranged end 4232 by the described 4th and is set in the 4th motor 425
On.
Again such that described second group of m/2 rotor group and the m/2 the 4th transmission shafts 422 correspond, that is,
A rotor group corresponds to the 4th transmission shaft 422 in m/2 the 4th transmission shafts 422 in m/2 rotor group in second group.
And described second group of m/2 rotor group passes through umbrella tooth wheel construction respectively, accordingly with the m/2 the 4th transmission shaft 422
M/2 the 7th bevel gear ends 4222 are meshed;And the m/2 the 4th transmission shafts 422 are centered on the third transmission shaft 421
Vertical pivot is symmetrical, m/2 the 6th bevel gear end 4221 of the m/2 the 4th transmission shafts 422 and the third transmission shaft 421
The 5th bevel gear ends 4212 m/2 be meshed, be described the by the vertical translating rotation of the third transmission shaft 421
The transverse rotation of four transmission shafts 422, and then second group of the m/2 is driven by the transverse rotation of the 4th transmission shaft 422
Each rotor 21 is rotated in a rotor group.
The quantity of rotor described in the rotor group 2 of each in the embodiment of the present invention can be n, and the n is big
In the integer for being equal to 2
Certainly, in embodiments of the present invention, in order to preferably to rotor group 2 and the first belt drive unit 41 and the second skin
Machine driving between belt driver 42 is described in detail, and the present invention is further illustrated by taking m=4, n=3 as an example.
Certainly, it is obvious to one skilled in the art that m=4 is only a kind of value mode of m, n=3 is also only a kind of value of n
Mode, when the even numbers numerical value such as m=6,8,10, n=2 when the integer values such as 4,5,6, may also apply to the present invention.
For example, then there are 4 rotor groups 2 in total, including first group of 2 rotor groups and second group as m=4, n=3
2 rotor groups, include 3 rotors 21 in each rotor group 2.At this point, 2 rotor groups (first group) in 4 rotor groups
It is distributed in the side of the first transmission shaft 411, other 2 rotor groups (second group) in 4 rotor groups are distributed in second driving shaft
412 side.At the same time, first belt drive unit 41 just includes 2 second driving shafts 412.2 described second pass
Moving axis 412 includes a third bevel gear end 4121 and one the 4th bevel gear end 4122, and third bevel gear end 4121 and institute
The 4th bevel gear end 4122 is stated in umbrella tooth wheel construction.It allows in this way, described first group of 2 rotor groups and 2 the described
Two transmission shafts 412 correspond, that is, one second biography in corresponding 2 second driving shafts 412 of a rotor group in first group
Moving axis 412.And described first group of 2 rotor groups pass through umbrella tooth wheel construction respectively, accordingly with 2 second driving shafts
412 2 the 4th bevel gear ends 4122 are meshed;And during 2 second driving shafts 412 with first transmission shaft 411 are
Heart vertical pivot is symmetrical, 2 third bevel gear ends 4121 and first transmission shaft 411 of 2 second driving shafts 412
First bevel gear end 4112 is meshed, and is second transmission by the vertical translating rotation of first transmission shaft 411
The transverse rotation of axis 412, and then drive by the transverse rotation of the second driving shaft 412 described first group of 2 rotor groups 2
In 3 rotors 21 rotated.
Identical, second belt drive unit 42 also includes 2 the 4th transmission shafts 422 at this time, and 2 the described 4th
Transmission shaft 422 includes one the 6th bevel gear end 4221 and one the 7th bevel gear end 4222, and the 6th bevel gear end 4221
It is in umbrella tooth wheel construction with the 7th bevel gear end 4222.It allows in this way, described second group of 2 rotor groups and described 2
A 4th transmission shaft 422 corresponds, that is, corresponding 2 the 4th transmission shafts of a rotor group in 2 rotor groups in second group
The 4th transmission shaft 422 in 422.And described second group of 2 rotor groups pass through umbrella tooth wheel construction respectively, accordingly with institute
2 the 7th bevel gear ends 4222 for stating 2 the 4th transmission shafts 422 are meshed;And 2 the 4th transmission shafts 422 are with described
Three transmission shafts 421 be center vertical pivot it is symmetrical, 2 the 6th bevel gear ends 4221 of 2 the 4th transmission shafts 422 with it is described
The 5th bevel gear end 4212 of 2 of third transmission shaft 421 is meshed, by the vertical rotation of the third transmission shaft 421
It is converted into the transverse rotation of the 4th transmission shaft 422, and then by described in the drive of the transverse rotation of the 4th transmission shaft 422
3 rotors 21 are rotated in second group of 2 rotor groups 2.
It is noted that in embodiments of the present invention, the quantity of rotor group 3 in first group, with second driving shaft 412
Quantity is identical, the quantity of rotor group 3 in second group, the quantity with the 4th transmission shaft 422 be it is identical, still, first group
The quantity of rotor group 3 can be different in the quantity of middle rotor group 3 and second group.In other words, the embodiment of the present invention pair
In first group the quantity of rotor group 3 with second group in rotor group 3 quantity whether identical without limitation, as long as meeting in first group
The quantity of rotor group 3, the quantity with second driving shaft 412 are identical, the quantity of rotor group 3 in second group, with the 4th transmission
The quantity of axis 422 is identical.Equally, the quantity of the first transmission shaft 411, the quantity with first axle 321 be it is identical,
The quantity of three transmission shafts 421, the quantity with the second axis 331 is identical.But the quantity of first axle 321 and the second axis 331
Quantity can be different.And its particular number present invention and with no restrictions.In other words, according to actual job demand,
By the quantitative design of first axle 321 at the quantitative design of two, three perhaps second axis 331 such as four at two, three or
The quantitative design of rotor group 3 is at three or four etc. in four etc., first group, in second group the quantitative design of rotor group 3 at
Three or four etc., it may also apply to the present invention, it only need to be by corresponding quantitative relation according to above-mentioned correspondence, then at this
Within the protection scope of invention.
In embodiments of the present invention, for the biography between rotor group 3 and second driving shaft 412 or the 4th transmission shaft 422
For dynamic, it can also be attached by a variable pitch device 6, as shown in Figure 3.It should be noted that each rotor group 3 with
Transmission between each second driving shaft 412 or the 4th transmission shaft 422 is carried out by an above-mentioned variable pitch device 6
Connection, therefore in order to describe to simplify, the embodiment of the present invention is only described in detail a variable pitch device 6.Remaining rotor group 3 with
Transmission between its corresponding second driving shaft 412 or the 4th transmission shaft 422, directly quotes above-mentioned variable pitch device 6
?.So, please continue to refer to Figure 11-12, the variable pitch device is included at least: main shaft 61, upper sliding block 62, anti-lock mechanism
63, steering engine 64, power transmission arm 65.The n rotor 21 is rotationally fixed on main shaft 61, and upper sliding block 62 is set in main shaft 61
On, steering engine 64 is flexibly connected with anti-lock mechanism 63, and anti-lock mechanism 63 is flexibly connected with upper sliding block 62, to pass through the rudder
Machine drives the upper sliding block 62 to slide up and down.And the power transmission arm 65 slides up and down 52 and the company of the rotor 21 with described respectively
Connect so that slide up and down 52 slide up and down during, drive the rotor 21 to be rotated, to change its screw pitch.It is described antilock
Crash structure 63 includes: the first rocker arm 631, the second rocker arm 632, locating piece 633.
Specifically, sliding up and down 62 in hollow structure (cylindrical type hollow structure), and it is hollow by this to slide up and down 62
Structure is set on the outer wall of main shaft 61;One end of first rocker arm 631 is flexibly connected with sliding up and down 62;First rocker arm 631
The other end is flexibly connected with one end of the second rocker arm 632;The other end of second rocker arm 632 is flexibly connected with locating piece 633;Positioning
Block 633 is fixed on the end of second driving shaft or the 4th transmission shaft.During actual job, one end of the first rocker arm 631
By with slide up and down 62 and be flexibly connected, enable the first rocker arm 631 with the first rocker arm 631 and the interconnecting piece that slides up and down 62
Point is rotated centered on position;The other end of first rocker arm 631 with one end of the second rocker arm 632 by being flexibly connected, so that
One rocker arm 631, the second rocker arm 632 can respectively point be rotated centered on the two connecting portion;Second rocker arm 632 it is another
End enables the second rocker arm 632 with the interconnecting piece of the second rocker arm 632 and locating piece 633 by being flexibly connected with locating piece 633
Point is rotated centered on position;The top of steering engine linking arm 641 is flexibly connected with the side of the first rocker arm 631;Steering engine linking arm
641 bottom is connect with steering engine 64;I.e. steering engine 64 can be realized transmitting steering engine thrust to the first rocker arm by steering engine linking arm 641
631, and then the first rocker arm 631 is driven to be swung.
In the embodiment of the present invention, for convenient for the first rocker arm 631, the second rocker arm 632, slide up and down and be flexibly connected between 62,
Realization relatively rotates between any two;Preferably, one end of the first rocker arm 631 is provided with the first U-shaped portion position 6312;First rocker arm
631 be set in by the U type slot of the first U-shaped portion position 6312 slide up and down 62 outside, and pass through the first U-shaped portion position 6312
It is flexibly connected with sliding up and down 62;The other end of first rocker arm 631 is provided with the first boss 6311;And first boss
6311 end offers the first connecting hole;First boss 6311 passes through one end of the first connecting hole and the second rocker arm 632
It is flexibly connected;One end of second rocker arm 632 is provided with the second U-shaped portion position compatible with 6311 shape of the first boss
6321;First boss 6311 be placed in inside the U type slot of the second U-shaped portion position 6321 and by the second U-shaped portion position 6321 with
One end of second rocker arm 632 is flexibly connected.The other end of second rocker arm 632 is provided with third U-shaped portion position 6322;Locating piece 633
One end be provided with second boss 6311a compatible with the U-type groove mouth structure of third U-shaped portion position;Described second
The end of boss 6311a offers the second connecting hole;And the second boss 6311a is placed in the third U-shaped portion
Inside the U type slot of position 6322 and pass through third U-shaped portion set by second connecting hole and the second rocker arm other end
Position 6322 is flexibly connected.Steering engine linking arm 641 is in the curved structure of the moon;And the top of steering engine linking arm 641 is provided at least one
Third connecting hole;The top of steering engine linking arm 641 is flexibly connected by third connecting hole with the side wall of the first rocker arm 631;Steering engine
The bottom of linking arm 641 is provided with the 4th U-shaped portion position 651;And the bottom of steering engine linking arm 641 by the 4th U-shaped portion position 651 with
Steering engine 64 connects.
In the embodiment of the present invention, profile lift is made by changing the airfoil angle-of-attack of rotor 21 by variable pitch device 6
Change to carry out the adjusting of output power, maintains 21 revolving speed of rotor constant, moved vertically by the screw pitch realization of change rotor 21,
Roll motion and divertical motion.Meanwhile the embodiment of the present invention is by sliding up and down the 62, first rocker arm 631, steering engine linking arm 641
Folding mechanical motion mode between three, and slide up and down collapsible between the 62, first rocker arm 631,632 three of the second rocker arm
Mechanical motion mode, overcome in traditional technology since steering engine connecting rod own mechanical structure (vertical bar shape) is on locational space
Limitation causes rotor 21 so that main shaft 61 can not easily fall because steering engine linking arm 641 is too long completely in lifting process
The case where locking, occurs;If steering engine linking arm 641 is too short simultaneously and make main shaft that can not rise to setting in uphill process
The defect of position.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (6)
1. a kind of transmission mechanism applied to multi-rotor unmanned aerial vehicle, wherein multi-rotor unmanned aerial vehicle include rack, twin-spool engine and
Rotor group with several rotors, the twin-spool engine include first axle and the second axis;It is characterized in that, described be applied to
The transmission mechanism of multi-rotor unmanned aerial vehicle includes:
First belt drive unit, first belt drive unit are fixed on the rack, and respectively with the rotor group
Accordingly it is flexibly connected;And
Second belt drive unit, second belt drive unit are fixed on the rack, and respectively with the rotor group
Accordingly it is flexibly connected;
Wherein, first belt drive unit is set in the first axle, described in the rotation drive by the first axle
First belt drive unit is driven, to drive each rotor in the rotor group being flexibly connected with first belt dressing
It is rotated;Second belt drive unit is arranged on second axis, described in the rotation drive by second axis
Second belt drive unit is driven, to drive each rotor in the rotor group being flexibly connected with second belt dressing
It is rotated;
The quantity of the rotor group is m;Wherein, in the m rotor groups, including first group of m/2 rotor group and second
M/2 rotor group of group, described first group of m/2 rotor group be flexibly connected with first belt dressing respectively, and described the
Two groups of m/2 rotor group is flexibly connected with second belt dressing respectively, and described first group of m/2 rotor group and institute
It states between the machine driving and second group of the m/2 rotor group and second belt dressing between the first belt dressing
Machine driving it is mutually indepedent;
First belt drive unit includes: 1 the first transmission shaft, and first transmission shaft includes one first fixing end and one
First bevel gear end, and first bevel gear end is in umbrella tooth wheel construction;M/2 second driving shaft, each described second biography
Moving axis includes a third bevel gear end and one the 4th bevel gear end, and third bevel gear end and the 4th bevel gear end are equal
In umbrella tooth wheel construction;First conveyer belt, first conveyer belt are arranged end and second including first and are arranged end;First motor, institute
It states first motor to be fixed in the first axle, and the first motor and the first axle rotate synchronously, first transmission
Band is arranged end cap by described first and is located in the first motor;Second motor, second motor are fixed on described first
In fixing end, and second motor and first transmission shaft rotate synchronously, and first conveyer belt passes through described second set
If end cap is located on second motor;Wherein, described first group of m/2 rotor group and the m/2 second driving shaft one
One is corresponding, and described first group of m/2 rotor group passes through umbrella tooth wheel construction respectively, is accordingly driven with the m/2 second
M/2 the 4th bevel gear ends of axis are meshed;And the m/2 second driving shaft is using first transmission shaft as center vertical pivot pair
Claim distribution, m/2 third bevel gear end of the m/2 second driving shaft is meshed with first bevel gear end, by institute
The vertical translating rotation for stating the first transmission shaft is the transverse rotation of the second driving shaft, and then passes through the second driving shaft
Transverse rotation drives each rotor in described first group of m/2 rotor group to be rotated.
2. being applied to the transmission mechanism of multi-rotor unmanned aerial vehicle as described in claim 1, it is characterised in that:
The first axle and second axis are parallel, and the direction of rotation of the first axle and second axis is opposite.
3. being applied to the transmission mechanism of multi-rotor unmanned aerial vehicle as described in claim 1, which is characterized in that second belt passes
Dynamic device includes:
1 third transmission shaft, the third transmission shaft include one second fixing end and one the 5th bevel gear end, and the 5th umbrella
Gear end is in umbrella tooth wheel construction;
M/2 the 4th transmission shafts, each described 4th transmission shaft include one the 6th bevel gear end and one the 7th bevel gear end, and
The 6th bevel gear end and the 7th bevel gear end are in umbrella tooth wheel construction;
Second conveyer belt, second conveyer belt include that third is arranged end and the 4th is arranged end;
Third motor, the third motor are fixed on second axis, and synchronous with second axis turn of the third motor
Dynamic, second conveyer belt is arranged end cap by the third and is located on the third motor;
4th motor, the 4th motor are fixed in second fixing end, and the 4th motor and third transmission
Axis rotates synchronously, and second conveyer belt is arranged end cap by the described 4th and is located on the 4th motor;
Wherein, described second group of m/2 rotor group and the m/2 the 4th transmission shafts correspond, and described second group
M/2 rotor group passes through umbrella tooth wheel construction respectively, accordingly with the m/2 of the m/2 the 4th transmission shaft the 7th bevel gear ends
It is meshed;And the m/2 the 4th transmission shafts are symmetrical as center vertical pivot using the third transmission shaft, the m/2 the 4th
M/2 the 6th bevel gear ends of transmission shaft are meshed with the 5th bevel gear end, by the vertical rotation of the third transmission shaft
It walks around and turns to the transverse rotation of the 4th transmission shaft, and then drive described second by the transverse rotation of the 4th transmission shaft
Each rotor is rotated in m/2 rotor group of group.
4. being applied to the transmission mechanism of multi-rotor unmanned aerial vehicle as described in claim 1, it is characterised in that:
The quantity of rotor described in each described rotor group is n, and the n is the integer more than or equal to 2.
5. being applied to the transmission mechanism of multi-rotor unmanned aerial vehicle as described in claim 1, it is characterised in that:
The m is 4.
6. being applied to the transmission mechanism of multi-rotor unmanned aerial vehicle as described in claim 1, it is characterised in that:
Being fixedly connected between first belt conveyer and the rack is to be bolted;
And/or
Being fixedly connected between second belt conveyer and the rack is to be bolted.
Priority Applications (1)
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CN201610605424.XA CN106184755B (en) | 2016-07-28 | 2016-07-28 | Transmission mechanism applied to multi-rotor unmanned aerial vehicle |
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CN201610605424.XA CN106184755B (en) | 2016-07-28 | 2016-07-28 | Transmission mechanism applied to multi-rotor unmanned aerial vehicle |
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CN106184755B true CN106184755B (en) | 2019-03-08 |
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CN201610605424.XA Expired - Fee Related CN106184755B (en) | 2016-07-28 | 2016-07-28 | Transmission mechanism applied to multi-rotor unmanned aerial vehicle |
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CN106927031B (en) * | 2017-03-27 | 2018-12-21 | 上海珞鹏航空科技有限公司成都研发分公司 | A kind of double duct unmanned aerial vehicles of the horizontal cloth collaboration manipulation of bi-motor |
CN112586478A (en) * | 2018-05-23 | 2021-04-02 | 雷明光 | Circumferential free pesticide spraying sub-Ruike device and method for emasculation period corn |
CN110723288A (en) * | 2019-10-22 | 2020-01-24 | 北京深醒科技有限公司 | Small aircraft capable of being used for security patrol |
CN112407303B (en) * | 2020-11-03 | 2022-06-21 | 中国直升机设计研究所 | Many rotor unmanned aerial vehicle drive mechanism |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0739815A1 (en) * | 1995-04-27 | 1996-10-30 | Advanced Technology Institute of Commuter-Helicopter, Ltd. | Helicopter transmission including a traction roller CVT |
CN104176248A (en) * | 2014-07-16 | 2014-12-03 | 沈阳航空航天大学 | Unmanned aerial vehicle with double engines, four shafts and four rotors |
CN104369862A (en) * | 2014-10-27 | 2015-02-25 | 湖南农业大学 | Pilotless helicopter |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7296767B2 (en) * | 2005-05-31 | 2007-11-20 | Sikorsky Aircraft Corporation | Variable speed transmission for a rotary wing aircraft |
-
2016
- 2016-07-28 CN CN201610605424.XA patent/CN106184755B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0739815A1 (en) * | 1995-04-27 | 1996-10-30 | Advanced Technology Institute of Commuter-Helicopter, Ltd. | Helicopter transmission including a traction roller CVT |
CN104176248A (en) * | 2014-07-16 | 2014-12-03 | 沈阳航空航天大学 | Unmanned aerial vehicle with double engines, four shafts and four rotors |
CN104369862A (en) * | 2014-10-27 | 2015-02-25 | 湖南农业大学 | Pilotless helicopter |
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