CN106347649B - Blade connector and coaxial double-oar structure and unmanned plane - Google Patents
Blade connector and coaxial double-oar structure and unmanned plane Download PDFInfo
- Publication number
- CN106347649B CN106347649B CN201610866986.XA CN201610866986A CN106347649B CN 106347649 B CN106347649 B CN 106347649B CN 201610866986 A CN201610866986 A CN 201610866986A CN 106347649 B CN106347649 B CN 106347649B
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- Prior art keywords
- blade
- connecting portion
- blade connector
- arc
- face
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
- B64C27/10—Helicopters with two or more rotors arranged coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/02—Gyroplanes
- B64C27/021—Rotor or rotor head construction
- B64C27/022—Devices for folding or adjusting the blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
Abstract
The present invention discloses a kind of blade connector and coaxial double-oar structure and unmanned plane, the blade connector includes first connecting portion and second connecting portion, the first connecting portion both ends are provided with the first groove, the second connecting portion includes sliding end and fixing end, the sliding end and the intersection of the fixing end have extended outward to form the first installation axle, first installation axle is installed on first groove, and the second connecting portion can be rotated around the first installation axle relative to the first connecting portion.The second connecting portion for being equipped with blade is set to be wound on the first installation axle rotation by the first installation axle, to realize the folding of blade.The configuration of the present invention is simple can effectively realize the folding of blade, reduce the volume of unmanned plane carrying, and it is more convenient to make to carry.
Description
Technical field
The present invention relates to unmanned plane field more particularly to a kind of blade connector and coaxial double-oar structure and unmanned planes.
Background technique
Unmanned plane be it is current start a kind of gradually practical aircraft, with maneuverability, rapid reaction, nobody flies
Row, operation require low advantage.The propeller of unmanned plane is mostly two blade propeller at present, and the technique made at present is mostly double leaf
Paddle is integrally formed or blade can only fold in the horizontal direction, i.e., folded blade with respect to fuselage be it is vertical, so still
So occupy biggish space, it has not been convenient to carry.
Summary of the invention
The main object of the present invention is to provide a kind of blade connector and unmanned plane, it is intended to realize the folding of blade, reduce
The carrying volume of unmanned plane.
To achieve the above object, blade connector proposed by the present invention includes first connecting portion and second connecting portion, described
First connecting portion both ends are provided with the first groove, and the second connecting portion includes sliding end and fixing end, the sliding end and institute
The intersection for stating fixing end has extended outward to form the first installation axle, and first installation axle is installed on first groove, and
The second connecting portion can be rotated around the first installation axle relative to the first connecting portion.
Preferably, the sliding end includes an arc-shaped end face, and first groove is U-lag, first groove-bottom
Portion is provided with sliding rail, and while the second connecting portion is rotated around first installation axle, the arc-shaped end face is in the cunning
Sliding in rail.
Preferably, the sliding end includes arc-shaped end face and two flanges positioned at arc-shaped end face two sides, and two
The flange forms U-shaped structure in the sliding end, and the arc-shaped end face can block the opening of the U-shaped structure, and
Cushion chamber is formed in the U-shaped structure.
Preferably, two flanges and the arc-shaped end face are integrally formed, and the arc-shaped end face is acted in pressure
Under can deform.
Preferably, the arc-shaped end face is relative to two flange protrusions.
Preferably, the rail structure is classType.
Preferably, the sliding rail runs through the top and bottom of the second connecting portion, the phase of the sliding rail and the top surface
The place of connecing is formed with rounding off curved surface, and the sliding rail and the bottom surface joint extend to form elongated end.
The present invention also proposes a kind of coaxial double-oar structure, including blade, shaft and two blade connectors, the blade
Connector is blade connector described in any of the above embodiments, and the blade is set to the second connecting portion of the blade connector
Fixing end, the shaft pass through the blade connector and for driving the blade connector and the blade to rotate.
Preferably, first installation axle is axial axially vertical with the shaft.
The present invention also provides a kind of unmanned plane, the unmanned plane includes any blade connector as above.
In technical solution of the present invention, the blade connector includes first connecting portion and second connecting portion, and described first connects
Socket part both ends are provided with the first groove, and the second connecting portion includes sliding end and fixing end, the sliding end and the fixation
The intersection at end has extended outward to form the first installation axle, and first installation axle is installed on first groove, and described
Two interconnecting pieces can be rotated around the first installation axle relative to the first connecting portion.Make blade is installed by the first installation axle
Two interconnecting pieces are wound on the first installation axle rotation, to realize the folding of blade, the configuration of the present invention is simple can effectively realize paddle
The folding of leaf reduces the volume of unmanned plane carrying, and it is more convenient to make to carry.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is structural schematic diagram of the blade connector of the present invention in installation condition；
Fig. 2 is the first structural schematic diagram of blade connector of the present invention；
Fig. 3 is the explosive view of Fig. 2；
Fig. 4 is inner mounting structure figure of the Fig. 2 in an orientation；
Fig. 5 is inner mounting structure figure of the Fig. 2 in another orientation；
Fig. 6 is the structural schematic diagram of second connecting portion in Fig. 2；
Fig. 7 is second of structural schematic diagram of blade connector of the present invention；
Fig. 8 is the explosive view of Fig. 7；
Fig. 9 is the top view of Fig. 7.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Second connecting portion | 10 | Second groove |
| 2 | First groove | 13 | Mounting hole |
| 3 | First installation axle | 14 | First link block |
| 4 | Blade | 15 | Second link block |
| 7 | Arc-shaped end face | 16 | First limit hole |
| 8 | Sliding rail | 20 | Third fixation hole |
| 17 | Second limit hole | 21 | Adapter |
| 18 | First limited block | 22 | Second installation axle |
| 19 | Second limited block | 24 | Accommodating chamber |
| 23 | Through-hole | 26 | Convex block |
| 27 | Shaft | 28 | Cover board |
| 5 | First connecting portion | 12 | First fixation hole |
| 6 | Second fixation hole | 9 | Flange |
| 100 | Blade connector |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
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, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple " contain
Justice is at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
It in addition, the technical solution between each embodiment of the present invention can be combined with each other, but must be general with this field
Based on logical technical staff can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve this
The combination of technical solution is not present, also not the present invention claims protection scope within.
Referring to Fig. 1, the present invention provides a kind of coaxial double-oar structure, including blade 4, shaft 27 and blade connector
100, the shaft 27 passes through blade connector 100, and blade connector 100 rotates, the blade 4 with the rotation of shaft 27
It is set to 100 both ends of blade connector.
Specifically, there are two the settings of blade connector 100, including the first blade connector and the connection of the second blade
Device, each blade connector both ends are each provided with a blade 4.The shaft 27 includes coaxial inner shaft and outer shaft, the inner shaft
It is nested setting with the outer shaft, the inner shaft is nested in the outer shaft, and the outer shaft is hollow tubular structures, the inner shaft
It can be hollow tubular structures, be also possible to solid tubes.The first blade connector rotation of inner shaft driving top, drives blade
4 rotations；The outer shaft drives the second blade connector rotation, drives blade 4 to rotate, the first blade connector and institute
State the direction of rotation of the second blade connector on the contrary, one be it is clockwise, one is counterclockwise, the first blade connector position
Above the second blade connector, rotation provides lift, and the second blade connector is located below, and rotation provides equilibrant force,
Make fuselage that there is inclined trend with the blade rotation bring that the first blade connector is fixed in elimination.
The first blade connector and the second blade connector construction are substantially the same, and are with the second blade connector
Example, please continue to refer to Fig. 1 to Fig. 6, in an embodiment of the present invention, the second blade connector includes 5 He of first connecting portion
Second connecting portion 1, the second connecting portion 1 can be rotated relative to the first connecting portion 5, specifically, in the present embodiment, described
The both ends of one interconnecting piece 5 are provided with the first groove 2, and 2 inner sidewall of the first groove is provided with axis hole, the second connecting portion 1
Mountable the first installation axle 3 in axis hole is provided between first groove 2, the second connecting portion 1 is far from described
One end of first groove 2 is equipped with blade, and blade is connected by the first installation axle 3 between the second mounting portion 1 and the first groove 2
Rotation can be achieved in relationship, to realize the folding of blade 4.And it offers in first connecting portion 5 and connects with the shaft 27 of unmanned plane
Blade connector 100 is connect by the connecting hole connect with the shaft 27 of unmanned plane, and shaft 27 drives blade connector 100 to rotate.This
100 structure of blade connector that embodiment provides is simple, can effectively realize the folding of blade 4, reduce the carrying volume of unmanned plane.
Referring to Fig.1, first installation axle 3 is axially perpendicular to the shaft.The axis of first installation axle 3 in the present embodiment
To perpendicular to the shaft, i.e., the axial direction of the described shaft along the vertical direction, the axial direction of first installation axle 3 in the horizontal direction,
To when the second connecting portion 1 is rotated around first installation axle 3 relative to the first connecting portion 5, due to described the
The axial direction of one installation axle 3 and shaft it is axially vertical, then the gathering direction of the first connecting portion is vertical direction, drives connection
The folding on vertical direction is realized in the blade 4 in first connecting portion 5, to greatly reduce volume shared by blade.
It should be noted that the axial direction of the first installation axle 3 described in the present embodiment can also be parallel to the shaft 27, described at this time
Two interconnecting pieces 1 rotate in the horizontal direction around the rotation direction of the first installation axle 3, and the folding of horizontal direction may be implemented in blade 4 at this time
It is folded.In the specific use process, it can be designed as needed.
As a preferred embodiment of the present invention, Fig. 3 to Fig. 6 is please referred to, the second connecting portion 1 includes sliding end
And fixing end, the sliding end are contained in first groove 2, the fixing end is for being connected and fixed blade 4, the sliding
End and the intersection of the fixing end have extended outward to form the first installation axle.The sliding end include an arc-shaped end face 7 with
And two flanges 9 positioned at arc-shaped 7 two sides of end face, two flanges 9 form U-shaped like structure, institute in the sliding end
It states arc-shaped end face 7 just to block the opening of the U-shaped structure, and forms a cushion chamber in the U-shaped structure.It is preferred that
Ground, two flanges 9 are integrally formed with the arc-shaped end face 7.The arc-shaped end face 7 is relative to two flanges 9
Slightly protruding, i.e., the distance of the axis of relatively described first installation axle 3, the arc-shaped end face 7 with a distance from the axis most
Far.Preferably, the arc-shaped end face 7 can slightly deform under pressure.
Preferably, the first groove 2 described in the present embodiment is U-lag.The bottom end and arc-shaped end face of first groove 2
The part of 7 fittings is provided with the sliding rail 8 cooperated with the arc-shaped end face 7.The sliding rail 8 is described with the first connecting portion
Arc-shaped end face is adapted, when the second connecting portion is rotated around first installation axle relative to the first connecting portion,
The arc-shaped end face is moved along the sliding rail 8, and along the into and out sliding rail 8 in direction of rotation.
The sliding rail 8 runs through the top and bottom of the second connecting portion, the joint shape of the sliding rail 8 and the top surface
At there is rounding off curved surface, the sliding rail 8 slightly extends to form elongated end, therefore the sliding rail 8 formed with the bottom surface joint
Structure generally classType, it should be understood that signified top surface is the one of ground separate under the state of flight of aircraft herein
Face, corresponding bottom surface are the one side towards ground.
When skidding off, external force is applied to first connecting portion with hand, first connecting portion 5 rotates, and the arc-shaped end face 7 is along institute
It is mobile to state sliding rail 8, and generates in moving process and slightly deforms, described at this time change rushes chamber and provides good buffer function,
It is smoothly skidded off until being moved to the rounding off curved surface.
When slide-in, hand applies external force to first connecting portion, and the first connecting portion 5 is rotated around first installation axle 3, leaned on
The nearly rounding off curved surface, and under the guiding function of the rounding off curved surface, it is described at this time into the sliding rail 8
Arc-shaped end face 7 has moderate finite deformation, and deforms and be gradually recovered during slide-in later, restores up to complete, at this time institute
It states arc-shaped end face 7 to be bonded completely with the sliding rail 8, and two flanges 9 are abutted with the elongated end of the sliding rail 8, be formed
Limit, prevents first connecting portion from moving again.
It should be noted that the fixation in order to realize folded blade, can be realized using the structure of buckle.Specifically
Ground can be arranged a cavity close to one end of the bottom surface of the first groove 2 in second connecting portion 1, one is arranged at the first groove 2 and is somebody's turn to do
The matched convex block of cavity, after the second connecting portion 1 folds in place, the cavity just matches in place with the convex block, can
In the position by 1 clamping of second connecting portion, to realize the folded fixation of blade 4.
Further, the second connecting portion 1 is provided with the second groove 10 far from one end of 2 bottom surface of the first groove；
Mounting hole 13 is offered on second groove, to install the blade.The blade 4 in the present embodiment can be with described
Two interconnecting pieces 1 are integrally formed manufacture, are turned by second connecting portion 1 around the first installation axle 3 at this point, the blade 4 can only be realized
Dynamic and a direction in realizing blade in the vertical direction or in horizontal direction folding.Blade in the present embodiment may be used also
To be fixed in the of the second connecting portion 1 far from 2 bottom surface of the first groove using by the mounting means of fixing piece
In two grooves 10.By opening up mounting hole 13 in the second groove 10, fixing piece is made to pass through mounting hole 13 for the fixed peace of blade 4
Dress.The fixing piece can be the cooperation of screw and nut.In use, be mounted on what blade 4 fastened in the second groove 10,
Without in use, can then unscrew nut, blade is folded.Preferably, second groove is U-lag.
Preferably, what the mounting hole 13 opened up is oriented parallel to the shaft 27.When on the second groove 10 mounting hole
When 13 open up is oriented parallel to the shaft 27, the folding direction of the blade 4 is in the horizontal direction.Certainly, according to design
Needs the direction that opens up of the mounting hole 13 on the second groove 10 can also be designed as perpendicular to the shaft 27, i.e., with first
The installation direction of installation axle 3 is consistent, and blade 4 may be implemented in the folding of vertical direction at this time.Preferably, first installation axle 3
Open up direction can be designed as with the mounting hole 13 to open up direction vertical, with this realize blade 4 in the horizontal direction and
Folding on vertical direction.
In further technical solution, the first connecting portion 5 includes the first link block 14 and the second link block 15, institute
It states and is provided with the first limited block 18 and the first limit hole 16 on the first link block 14, be provided on second link block 15 and the
Second limit hole 17 of one limited block 18 cooperation and the second limited block 19 cooperated with the first limit hole 16.In the present embodiment
First connecting portion 5 can be designed as integral structure, can also be designed to split type structure.Specifically, split type
One interconnecting piece 5 includes the first link block 14 and the second link block 15, and first link block 14 and the second link block 15 are symmetrical
Structure, when installation, the first limited block 18 on first link block 14 can be with the first limit hole on the second link block 15
16 realize tight fit, and the second limit hole 17 on the second limited block 19 and the first link block 14 on the second link block 15 is realized tightly
Cooperation, to realize the connection of the first link block 14 and the second link block 15.
It further, can be in the first connection in order to fasten the first link block 14 and the connection of the second link block 15 more
The third fixation hole 20 being mutually matched is set on block 14 and the second link block 15, third fixation hole 20 is passed through for the by fixing piece
One link block 14 and the second link block 15 are fastenedly connected.The fixing piece can be screw and nut.While in order to further realize
The fastening of first link block and the second link block, settable two third fixation holes 20, two third fixation holes 20 are relative to
The central axes of one interconnecting piece 5 are symmetrical, and two third fixation holes 20 open up it is contrary, thus the fixation of two nuts point
Not in the side of the first link block 14 and the second link block 15, rather than it is in the first link block 14 or the second link block simultaneously
15 side.
As a preferred embodiment of the present invention, the blade connector further includes being mounted in second connection
Adapter 21, the two sides of the adapter 21 are provided with the second installation axle 22, are provided with a through-hole among the adapter 21
23, pass through for unmanned plane shaft 27.Specifically, the unmanned plane in the present embodiment is double paddle coaxial constructions, the connection of the second blade
It encloses at first link block 14 of device and the symmetrical centre of second link block 15 equipped with accommodating chamber 24, the accommodating chamber 24
It matches with the shape of the adapter 21, is accommodated in the accommodating chamber 24 for what the adapter 21 consolidated.It is understood that
, first layer blade portion needs to be arranged cover board to protect blade connection structure, and the second blade connector is in order to realize nothing
Adapter is then arranged in the installation of man-machine shaft 27 at the axis of first connecting portion, turns so that the second shaft of unmanned plane passes through
Through-hole 23 on fitting 21 and the first blade connector and the second blade connector are connected.It should be noted that described
The two sides that adapter 21 and the second installation axle 22 are staggered are provided with fixation hole, and equally offer and turn in the first connecting portion 5
The hole of fixation hole cooperation on fitting 21, and then fixing piece can be made to pass through and adapter 21 and first connecting portion are fixed on one
It rises.
As a kind of perferred technical scheme, the adapter 21 is set along the two sides of 14 width direction of the first link block
It is equipped with the first fixation hole 12, is provided with and first fixation hole 12 on first link block 14 and second link block 15
Second fixation hole 6 of cooperation.By the cooperation of the first fixation hole 12 and the second fixation hole 6 by adapter 21 and the first link block 14
It is fixed together with the second link block 15.
It is the structure chart of the first blade connector referring to Fig. 7 to Fig. 9, the first blade connector and the second blade connect
It is similar to connect device structure, the first blade connector further includes cover board 28, first link block 14 and second link block
15 upper surface is respectively arranged with convex block 26, the cover board 28 close to first link block 14 be provided on one side with it is described convex
The shrinkage pool that block 26 cooperates, the cover board 28 is mounted on first link block 14 and the second link block 15.Specifically, originally
Unmanned plane in embodiment is double paddle coaxial constructions, is provided with cover board 28 in the first connecting portion of first layer blade portion, described
The tight fit of the convex block 26 of the upper surface of the shrinkage pool of 28 bottom surface of cover board and the first link block 14 and the second link block 15 realizes installation.
Unmanned plane in the present embodiment may be single-blade coaxial construction, the coaxial unmanned plane of the single-blade unmanned plane structure coaxial with double paddles
It is similar.Blade connector in the present embodiment is not limited by the concrete type of unmanned plane, mainly for realizing blade in level side
To and vertical direction on folding.
Invention additionally discloses a kind of unmanned plane, the unmanned plane includes any blade connector as above, according to this
The unmanned plane of inventive embodiments other constitute and operation be all for those of ordinary skills it is known, here
It is not described in detail.Specifically since this unmanned plane uses whole technical solutions of above-mentioned all embodiments, at least have
There are all beneficial effects brought by the technical solution of above-described embodiment, this is no longer going to repeat them.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the design of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/it is used in it indirectly
He is included in scope of patent protection of the invention relevant technical field.
Claims (10)
1. a kind of blade connector, which is characterized in that the blade connector includes first connecting portion and second connecting portion, described
First connecting portion both ends are provided with the first groove, and the second connecting portion includes sliding end and fixing end, and the sliding end is in institute
Be slidably matched when stating in the first groove with first groove, the fixing end for being connected and fixed blade, the sliding end with
The intersection of the fixing end has extended outward to form the first installation axle, and first installation axle is installed on first groove,
And the second connecting portion can be rotated around the first installation axle relative to the first connecting portion.
2. blade connector as described in claim 1, which is characterized in that the sliding end includes arc-shaped end face, and described
One groove is U-lag, and first bottom portion of groove is provided with sliding rail, and the second connecting portion is rotated around first installation axle
Meanwhile the arc-shaped end face is slided in the sliding rail.
3. blade connector as described in claim 1, which is characterized in that the sliding end includes arc-shaped end face and is located at
Two flanges of arc-shaped end face two sides, two flanges form U-shaped structure in the sliding end, and the arc-shaped end face can
The opening of the U-shaped structure is blocked, and cushion chamber is formed in the U-shaped structure.
4. blade connector as claimed in claim 3, which is characterized in that two flanges and the arc-shaped end face one
Molding, the arc-shaped end face can deform under pressure.
5. blade connector as claimed in claim 3, which is characterized in that the arc-shaped end face is relative to two flanges
Protrusion.
6. blade connector as claimed in claim 2, which is characterized in that the rail structure be class "" type.
7. blade connector as claimed in claim 6, which is characterized in that the sliding rail runs through the top surface of the second connecting portion
And bottom surface, the joint of the sliding rail and the top surface are formed with rounding off curved surface, the sliding rail and the bottom surface joint
Extend to form elongated end.
8. a kind of coaxial double-oar structure, including blade, shaft and two blade connectors, which is characterized in that the blade connects
Connecing device is the described in any item blade connectors of claim 1-7, and the blade is set to the second company of the blade connector
The fixing end of socket part, the shaft pass through the blade connector and for driving the blade connector and the blade to revolve
Turn.
9. coaxial double-oar structure as claimed in claim 8, which is characterized in that the first installation axle axial direction and the shaft
It is axially vertical.
10. a kind of unmanned plane, which is characterized in that including the described in any item blade connectors of such as claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866986.XA CN106347649B (en) | 2016-09-28 | 2016-09-28 | Blade connector and coaxial double-oar structure and unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610866986.XA CN106347649B (en) | 2016-09-28 | 2016-09-28 | Blade connector and coaxial double-oar structure and unmanned plane |
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| CN106347649A CN106347649A (en) | 2017-01-25 |
| CN106347649B true CN106347649B (en) | 2019-04-26 |
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| CN201610866986.XA Active CN106347649B (en) | 2016-09-28 | 2016-09-28 | Blade connector and coaxial double-oar structure and unmanned plane |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108058818A (en) * | 2017-12-26 | 2018-05-22 | 昆山优尼电能运动科技有限公司 | Unmanned plane paddle fender bracket |
| CN110435878B (en) * | 2019-08-30 | 2021-03-16 | 珠海璇玑科技有限公司 | Single-layer variable-pitch coaxial structure for unmanned aerial vehicle |
| CN110481769B (en) * | 2019-08-30 | 2021-03-16 | 珠海璇玑科技有限公司 | Unmanned aerial vehicle device based on coaxial double rotors |
| CN110422339B (en) * | 2019-08-30 | 2021-05-18 | 珠海璇玑科技有限公司 | Method for assembling coaxial double-rotor unmanned aerial vehicle |
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Effective date of registration: 20191204 Address after: Room 812, enterprise service center, No. 17, section 3, west section of Changjiang North Road, Lingang Economic Development Zone, Yibin City, Sichuan Province Patentee after: Sichuan Yidian Aviation Technology Co., Ltd Address before: Baoan District Shiyan street Shenzhen city Guangdong province 518108 Songbai road Tangtou junctions electric science and Technology Park Co-patentee before: Shenzhen AEE Technology Co., Ltd. Patentee before: Shenzhen Yidian Aviation Technology Co., Ltd. |