CN205854495U - Displacement rotor and include the multi-rotor aerocraft of this displacement rotor - Google Patents
Displacement rotor and include the multi-rotor aerocraft of this displacement rotor Download PDFInfo
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- CN205854495U CN205854495U CN201620659373.4U CN201620659373U CN205854495U CN 205854495 U CN205854495 U CN 205854495U CN 201620659373 U CN201620659373 U CN 201620659373U CN 205854495 U CN205854495 U CN 205854495U
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- rotor
- displacement
- drive mechanism
- blade
- gear
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Abstract
This utility model provides a kind of displacement rotor, comprising: rotary shaft, wheel hub and the multi-disc blade that is installed on described wheel hub；First drive mechanism, it makes the driving force of blade displacement for providing；First drive mechanism, it is connected with described first drive mechanism, and is rotationally connected respectively with described multi-disc blade by a connector, and drives described multi-disc blade displacement by driving described adapter to reciprocatingly slide.This utility model additionally provides the multi-rotor aerocraft including aforementioned displacement rotor, and the rotating speed of its multiple rotors is identical, carrys out aerodynamic force during change of flight by the blade pitch angle of change rotor.Can quickly change blade pitch angle by this utility model, and can efficiently and rapidly change of flight time aerodynamic force, thus quickly adjust flight attitude.
Description
Technical field
This utility model relates to unmanned plane during flying field, espespecially a kind of displacement rotor, and includes that this displacement rotor is many
Rotor craft.
Background technology
Common flight device is typically divided into fixed-wing, helicopter and many rotors, and the most rotors are again with its excellent manipulation
Performance becomes the main flow of Small and micro-satellite or model plane.
In multi-rotor aerocraft, four gyroplanes are the most popular.Its blade rotated is to realize motion and motor-driven main
The source of power, the aeroperformance of blade affects greatly for the overall performance of four gyroplanes.The blade of main flow is mainly one at present
The two panels of body formula or three blades, every blade along exhibition to cross section aerofoil profile, length, torsional angle is according to certain rule change, oar
Leaf thus obtain higher aeroperformance or efficiency.For specific type and task or function, four gyroplanes need
The blade that pairing is answered.The change of blade rotating speed causes the change of aerodynamic force, thus change of flight attitude.
Those skilled in the art are devoted to solve the most rapidly and efficiently to change blade aerodynamic power thus reach preferable flying machine
The problem of dynamic property.Current four gyroplanes change aerodynamic force and rely primarily on the rotating speed of motor change single paddle, the gas of four blades
Power produces respective change and forms the change of flight attitude.But in this scheme, change aerodynamic force by changing rotating speed
Poor effect, the amplitude that during the highest rotating speed, change aerodynamic force needs rotating speed to change is very big, is not only a kind of loss to motor,
The effect simultaneously changing aerodynamic force also can reduce.And owing to motor exists inertia, response also can postpone, and further resulting in can not
Efficiently and rapidly change blade aerodynamic power.Further, the structure configuring many motors is also a kind of burden on cost.
Utility model content
The purpose of this utility model is to provide a kind of displacement rotor, and it can quickly change blade pitch angle, thus change
Blade aerodynamic power.
Another purpose of the present utility model is to provide a kind of multi-rotor aerocraft including aforementioned displacement rotor, and it can
Efficiently and rapidly aerodynamic force during change of flight, thus quickly adjust flight attitude.
The technical scheme that this utility model provides is as follows:
A kind of displacement rotor, comprising: rotary shaft, wheel hub and the multi-disc blade that is installed on described wheel hub；
Described displacement rotor also includes:
First drive mechanism, it makes the driving force of blade displacement for providing；
First drive mechanism, it is connected with described first drive mechanism, and passes through a connector and described multi-disc blade
It is rotationally connected respectively, and drives described multi-disc blade displacement by driving described adapter to reciprocatingly slide.
Further, described adapter is sheathed in described rotary shaft；
Described first drive mechanism drives described adapter to reciprocatingly slide along the axial direction of described rotary shaft.
Further, described first drive mechanism farther includes a steering wheel.
Further, described first drive mechanism farther includes: rocking arm and Tiebar structure；
Wherein, described rocking arm is connected with described first drive mechanism, and one end of described Tiebar structure is connected with described rocking arm,
The other end of described Tiebar structure is connected with described adapter；
Described first drive mechanism drives described Tiebar structure to move by described rocking arm, and further by described pull bar
Structure pulls described adapter to reciprocatingly slide, so that the blade displacement being rotationally connected with described adapter.
This utility model additionally provides a kind of multi-rotor aerocraft, and it includes displacement rotor as the aforementioned, and wraps further
Include:
Second drive mechanism, it is for simultaneously for the rotation offer driving force of multiple described displacement rotors；
Second drive mechanism, it is connected with described second drive mechanism, and simultaneously with the rotation of multiple described displacement rotors
Axle connects, to drive multiple displacement rotor with identical rotational speed.
Further, described second drive mechanism is a motor.
Further, described second drive mechanism farther includes gear train and belt group；
Described gear train includes driving gear and driven gear, and wherein said driving gear is with described second drive mechanism even
Connecing and be driven rotating, described driven gear engages with described driving gear and is driven and rotates；
Described belt group is placed on described gear train to be rotated by described gear set drive, the most described belt component
It is not sheathed in the rotary shaft of multiple described displacement rotor, to drive multiple described displacement rotor to rotate with identical speed.
Further, when the number of described displacement rotor is even number, the rotation of the described displacement rotor that position is relative
In opposite direction.
The displacement rotor provided by this utility model and the multi-rotor aerocraft including this displacement rotor, it is possible to bring with
At least one beneficial effect lower:
1, displacement rotor of the present utility model is rotationally connected with blade by adapter, and reciprocatingly sliding by adapter
And drive blade to turn to displacement.This mode is simple, is easier to realize, and reliability is high, it is easy to safeguard.Meanwhile, the cunning of adapter
For moving compared to the induced way of other forms, the most directly rotating driving, the space shared by the structure of sliding type is little,
And scope is big, thus increasing the range of accommodation of blade pitch angle the most accordingly, regulating effect is more preferably.
2, multi-rotor aerocraft of the present utility model and flying method thereof, the rotating speed keeping many rotors is identical, by changing
The blade pitch angle of rotor changes aerodynamic force, and this mode changes aerodynamic force relative in prior art by change rotating speed
Mode for, due to propeller pitch angle directly corresponding aerodynamic force, thus the operation changing propeller pitch angle is more direct, changes aerodynamic force also
The quickest.When rotor keeps high rotational speed, change propeller pitch angle and also become the easiest relative to the operation changing rotating speed,
Drive drive mechanism to pull blade to adjust attitude by independent drive mechanism and change propeller pitch angle, drive mechanism herein
Also having only to change the least amount drive transmission device start, this momentum changes the dynamic of rotating speed relative to motor in prior art
For amount minimum.Thus, this utility model also can reduce loss for the use of motor.
3, multi-rotor aerocraft of the present utility model can be selected for the motor driving force as rotor rotational, and steering wheel is as change
The power of blade pitch angle.Owing to the change of motor speed is moved by electricity transfer drive, thus prior art changes the mode of variable rotor speed
The delay of response can be produced due to the existence of the inertia of motor own.But motor of the present utility model need not change rotating speed, and rudder
There is not inertia in machine, uses steering wheel can directly act on blade, the quickest.
Accompanying drawing explanation
Below by the way of the most understandable, accompanying drawings preferred implementation, to a kind of displacement rotor and include
Above-mentioned characteristic, technical characteristic, advantage and the implementation thereof of the multi-rotor aerocraft of this displacement rotor are further described.
Fig. 1 is the structural representation of a kind of embodiment of this utility model displacement rotor；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the side view of Fig. 1；
Fig. 5 is the displacement rotor shown in Fig. 1 changing propeller pitch angle is the state diagram under positive incidence；
Fig. 6 is the state diagram under zero angle of attack of the displacement rotor shown in Fig. 1；
Fig. 7 is the state diagram under change propeller pitch angle is the negative angle of attack of the displacement rotor shown in Fig. 1；
Fig. 8 is this utility model multi-rotor aerocraft structural representation in a kind of embodiment of rotor part；
Fig. 9 is the structure for amplifying schematic diagram of Fig. 8 center gear train and belt group.
Drawing reference numeral illustrates:
1, rotary shaft；2, wheel hub；3, blade；4, joint；5, adapter；501, rotating junction；6, rotational sleeve；7, sliding
Moving sleeve；8, steering wheel；9, combination rocking arm；901, the first support arm；902, the second support arm；10, shaped as frame pull bar；11, locating part；12、
Fixed plate；13, rotor horn；14, motor；15, gear train；1501, the first gear；1502, the second gear；1503, the 3rd tooth
Wheel；16, belt group；1601, the first belt；1602, the second belt；1603, the 3rd belt.
Detailed description of the invention
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, accompanying drawing will be compareed below
Detailed description of the invention of the present utility model is described.It should be evident that the accompanying drawing in describing below is only of the present utility model one
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other accompanying drawing, and obtains other embodiment.
For making simplified form, only schematically show the part relevant to this utility model in each figure, they are not
Represent its practical structures as product.It addition, so that simplified form readily appreciates, some figure has identical structure or merit
The parts of energy, only symbolically depict one of them, or have only marked one of them.In this article, " one " not only
Represent " only this ", it is also possible to represent the situation of " more than one ".
In the embodiment one of this utility model displacement rotor, with reference to shown in Fig. 1-4, this displacement rotor includes rotary shaft 1,
And the wheel hub 2 being arranged in rotary shaft 1, and a pair blade 3 being installed on wheel hub 2.At rotor horn 13, it is provided with
Steering wheel 8, steering wheel 8 connects and has a combination rocking arm 9, and is spread out of by power by combination rocking arm 9.Combination rocking arm is by one group of pull bar
Structure is connected with adapter 5, and meanwhile, adapter 5 is rotationally connected with the joint 4 being fixed on blade 3, servo driving combination rocking arm
Swinging, combination rocking arm reciprocatingly slides along the axial direction of rotary shaft by Tiebar structure band movement connector again, due to adapter and
Joint is to be rotationally connected, and when adapter slides, joint can be pulled to rotate, and drive blade to turn to, it is achieved changing of propeller pitch angle
Become.
Specifically, combination rocking arm 9 includes the first support arm 901 and the second support arm 902 shown in Fig. 4, wherein, the first support arm
901 are rotationally connected with steering wheel 8, and the second support arm 902 is connected with one group of Tiebar structure, and as shown in FIG., this group Tiebar structure includes
One shaped as frame pull bar 10, the side of shaped as frame pull bar is rotationally connected with the second support arm 902, and opposite side is rotationally connected with locating part 11, with
Time, the invariant position of locating part 11, and be fixed by fixed plate 12.Rotary shaft is provided with rotational sleeve 6 and sliding sleeve
7, rotational sleeve 6 is connected with adapter 5, and sliding sleeve 7 is connected with rotational sleeve 6, same the of sliding sleeve 7 and shaped as frame pull bar 10
The side that two support arms 902 connect connects.Steering wheel 8 drives the first support arm 901 and the second support arm 902 to do the fortune of class parallelogram
Dynamic, and drive the side (left side in Fig. 4) of shaped as frame pull bar 10 to swing in motor process, shaped as frame pull bar 10 drives sliding sleeve
7 reciprocatingly slide along rotary shaft 1, when sliding sleeve 7 slides, pull rotational sleeve 6 and adapter 5 also along rotary shaft simultaneously
Axis direction reciprocatingly slide, adapter 5 drives blade 3 to turn to by joint 4, it is achieved the change of propeller pitch angle.Shaped as frame draws
Bar 10, locating part 11 and fixed plate 12 can limit the range of activity of the second support arm 902, it is to avoid its range of activity is excessive, causes
The change of propeller pitch angle goes beyond the scope.
Comparison diagram 5, Fig. 6 and Fig. 7, wherein, Fig. 5 is displacement rotor changing propeller pitch angle is the state diagram under positive incidence, Fig. 6
For the state diagram under zero angle of attack of the displacement rotor, Fig. 7 is the state diagram under change propeller pitch angle is the negative angle of attack of the displacement rotor.Three
In width figure, the kinestate of combination rocking arm 9 is the most different, and correspondingly, adapter has been adjusted relative to the height of rotary shaft
Whole, the position of joint 4 has different turning to respectively, and turning to of blade 3 is also different.
In the present embodiment, displacement rotor is when rotating, and the structure rotated together has: rotary shaft, rotational sleeve, connection
Device, wheel hub, joint and blade.
In other embodiments, the number of blade can also is that three or more multi-disc.When the number of blade changes, connect
The structure of device adjusts the most accordingly, as shown in Figure 1 and Figure 4, and the number of the rotating junction 501 of adapter 5 and the number phase of blade
Coupling.
In other embodiments, the structure being used for connecting the joint 4 of adapter and blade can be saved or use other
The structure of form replaces.
The structure that adapter shown in Fig. 1 is sheathed in rotary shaft is preferred version of the present utility model, it is possible to make structure
More stable.In other embodiments, the arranging position and can adjust accordingly of adapter, its glide direction is the most not necessarily intended to edge
The axial direction of rotary shaft, as long as can drive blade to change propeller pitch angle by the rotation of adapter.Such as can be in place
Put and make skew adjustment on direction.
In other embodiments, steering wheel can also replace (the first drive mechanism) by other drive mechanisms.Meanwhile, aforesaid
Combination rocking arm and shaped as frame pull bar, locating part, fixed plate, sliding sleeve, one group of Tiebar structure (first biography of rotational sleeve composition
Motivation structure) also it is preferred version of the present utility model, in other embodiments, it is also possible to realized by other schemes, if logical
Cross Tiebar structure band movement connector to reciprocatingly slide, and then drive blade to change propeller pitch angle.
This utility model additionally provides multiple embodiments of multi-rotor aerocraft, and wherein, multi-rotor aerocraft includes aforementioned
The displacement rotor of embodiment.
In the embodiment one of multi-rotor aerocraft, seeing Fig. 8 and Fig. 9, multi-rotor aerocraft is provided with four displacement rotations
The wing, is four gyroplanes.In the center of four rotors, also setting up a motor 14, motor 14, as sole power, passes through gear train
15 simultaneously drive four rotors with belt group 16 rotates with identical rotating speed.Specifically, the first gear 1501 in gear train
For driving gear, it is connected with motor 14, with the second gear 1502 and the 3rd as driven gear while of the first gear 1501
Gear 1503 engages, and wherein, the second gear 1502 is relative with the position of the 3rd gear 1503, and rotation direction is contrary.Belt group 16
In the first belt 1601 be directly sleeved in the rotating shaft of motor 14, meanwhile, this first belt be in the one of diagonal positions
Being simultaneously connected with the rotary shaft 1 of rotor, motor 14, when rotating, is directly driven by the first belt 1601 and is connected with the first belt
A pair rotor rotational；Second belt 1602 is connected with the second gear 1502, and the second belt 1602 is sheathed on and the second tooth simultaneously
In the rotary shaft of wheel homonymy rotor, when the second gear 1502 rotates, driven the rotor rotational of homonymy by the second belt 1602；
3rd belt 1603 is connected with the 3rd gear 1503, and the 3rd belt 1603 is sheathed on and the rotation of the 3rd gear homonymy rotor simultaneously
On axle, when the 3rd gear 1503 rotates, driven the rotor rotational of homonymy by the 3rd belt 1603.Owing to motor 14 is four rotations
The same driving force of the wing, thus when being output power to the rotary shaft of four rotors by gear train 15 and belt group 16, four rotations
The wing will be with identical rotational speed.
When four rotors in the present embodiment are with identical rotational speed, change by changing the blade pitch angle of each rotor
Become aerodynamic force during flight, to adjust flight attitude.Displacement rotor in the four gyroplane application previous embodiment of the present embodiment
Realize the change of blade pitch angle.
In other embodiments of this utility model multi-rotor aerocraft, multi-rotor aerocraft can be four gyroplanes, also
Can be the aircraft of other number rotors, such as six gyroplanes etc..(1) when for four gyroplanes, meanwhile, as driving force
The motor of (the second drive mechanism) can use other dynamic structures to realize；Gear train as driving force (the second drive mechanism)
Can also be realized by other structures with belt group, such as, can retain the driving gear in Fig. 8, driven gear is adjusted to four
Individual, and four rotor one_to_one corresponding, and four driven gears engage with driving gear simultaneously.Each driven gear is all by a root bark
Carry the rotary shaft with corresponding rotor to connect, drive rotor rotational.(2) when for the aircraft of other number rotors, such as six
Gyroplane, the motor as driving force (the second drive mechanism) can be also adopted by the realization of other dynamic structures；As driving force (
Two drive mechanisms) gear train and belt group can also be realized by other structures, the most more complicated drive mechanism, its
In, the driving gear being connected with motor is set to one or two or more, and the number of driven gear is identical with rotor number, and
After multiple driven gears engage with one or more driving gears, with multiple rotor one_to_one corresponding while of multiple driven gears, often
Individual driven gear drives a rotor rotational.The driving gear being such as connected with motor is set to one or two or more, from
After the number of moving gear is identical with rotor number, and multiple driven gear engages with one or more driving gears, multiple driven
With multiple rotor one_to_one corresponding while of gear, each driven gear drives a rotor rotational.
In other embodiments of this utility model multi-rotor aerocraft, when the number of displacement rotor is even number, such as
Shown in Fig. 8 four, or when six, the rotation direction of the displacement rotor that position is relative is contrary, to keep balance during flight.
It should be noted that, above-described embodiment all can independent assortment as required.The above is only of the present utility model
Preferred implementation, it is noted that for those skilled in the art, without departing from this utility model principle
On the premise of, it is also possible to making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (8)
1. a displacement rotor, comprising: rotary shaft, wheel hub and the multi-disc blade that is installed on described wheel hub；
It is characterized in that, described displacement rotor also includes:
First drive mechanism, it makes the driving force of blade displacement for providing；
First drive mechanism, it is connected with described first drive mechanism, and passes through a connector with described multi-disc blade respectively
It is rotationally connected, and drives described multi-disc blade displacement by driving described adapter to reciprocatingly slide.
Displacement rotor the most according to claim 1, it is characterised in that:
Described adapter is sheathed in described rotary shaft；
Described first drive mechanism drives described adapter to reciprocatingly slide along the axial direction of described rotary shaft.
Displacement rotor the most according to claim 1, it is characterised in that:
Described first drive mechanism farther includes a steering wheel.
Displacement rotor the most according to claim 1, it is characterised in that:
Described first drive mechanism farther includes: rocking arm and Tiebar structure；
Wherein, described rocking arm is connected with described first drive mechanism, and one end of described Tiebar structure is connected with described rocking arm, described
The other end of Tiebar structure is connected with described adapter；
Described first drive mechanism drives described Tiebar structure to move by described rocking arm, and further by described Tiebar structure
Described adapter is pulled to reciprocatingly slide, so that the blade displacement being rotationally connected with described adapter.
5. a multi-rotor aerocraft, it is characterised in that include multiple displacement rotor as described in claim 1-4 is arbitrary, and
Farther include:
Second drive mechanism, it is for simultaneously for the rotation offer driving force of multiple described displacement rotors；
Second drive mechanism, it is connected with described second drive mechanism, and even with the rotary shaft of multiple described displacement rotors simultaneously
Connect, to drive multiple displacement rotor with identical rotational speed.
Multi-rotor aerocraft the most according to claim 5, it is characterised in that:
Described second drive mechanism is a motor.
Multi-rotor aerocraft the most according to claim 5, it is characterised in that:
Described second drive mechanism farther includes gear train and belt group；
Described gear train includes that driving gear and driven gear, wherein said driving gear are connected also with described second drive mechanism
Being driven rotating, described driven gear engages with described driving gear and is driven and rotates；
Described belt group is placed on described gear train to be rotated by described gear set drive, and the most described belt group is overlapped respectively
It is located in the rotary shaft of multiple described displacement rotor, to drive multiple described displacement rotor to rotate with identical speed.
Multi-rotor aerocraft the most according to claim 7, it is characterised in that:
When the number of described displacement rotor is even number, the rotation direction of the described displacement rotor that position is relative is contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620659373.4U CN205854495U (en) | 2016-06-29 | 2016-06-29 | Displacement rotor and include the multi-rotor aerocraft of this displacement rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620659373.4U CN205854495U (en) | 2016-06-29 | 2016-06-29 | Displacement rotor and include the multi-rotor aerocraft of this displacement rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205854495U true CN205854495U (en) | 2017-01-04 |
Family
ID=57644019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620659373.4U Expired - Fee Related CN205854495U (en) | 2016-06-29 | 2016-06-29 | Displacement rotor and include the multi-rotor aerocraft of this displacement rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205854495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143899A (en) * | 2016-06-29 | 2016-11-23 | 上海未来伙伴机器人有限公司 | Displacement rotor and include multi-rotor aerocraft and the flying method thereof of this displacement rotor |
| CN109455295A (en) * | 2018-11-07 | 2019-03-12 | 深圳加创科技有限公司 | Rotor control device and rotor craft |
-
2016
- 2016-06-29 CN CN201620659373.4U patent/CN205854495U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143899A (en) * | 2016-06-29 | 2016-11-23 | 上海未来伙伴机器人有限公司 | Displacement rotor and include multi-rotor aerocraft and the flying method thereof of this displacement rotor |
| CN106143899B (en) * | 2016-06-29 | 2018-10-23 | 上海未来伙伴机器人有限公司 | Displacement rotor and the multi-rotor aerocraft including the displacement rotor and its flying method |
| CN109455295A (en) * | 2018-11-07 | 2019-03-12 | 深圳加创科技有限公司 | Rotor control device and rotor craft |
| CN109455295B (en) * | 2018-11-07 | 2023-09-12 | 杭州翼能科技有限公司 | Rotor control device and rotor craft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20200629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |