CN109890699A - Propeller, dynamical system and unmanned vehicle - Google Patents
Propeller, dynamical system and unmanned vehicle Download PDFInfo
- Publication number
- CN109890699A CN109890699A CN201780065071.1A CN201780065071A CN109890699A CN 109890699 A CN109890699 A CN 109890699A CN 201780065071 A CN201780065071 A CN 201780065071A CN 109890699 A CN109890699 A CN 109890699A
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- CN
- China
- Prior art keywords
- propeller
- fool proof
- driving device
- proof portion
- buckling parts
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/02—Hub construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
- Connection Of Plates (AREA)
Abstract
A kind of propeller (20), dynamical system (100) including the propeller (20) and the unmanned vehicle including the dynamical system (100), propeller (20) with driving device (10) for connecting and can rotate under the drive of driving device (10), propeller (20) includes blade seat (21) and the blade (22) for being connected to blade seat (21), blade seat (21) includes the multiple buckling parts (230) that can be fastenedly connected with driving device (10) along predetermined direction, blade seat (21) further includes the first fool proof portion (251) of corresponding at least one buckling parts (230) setting, first fool proof portion (251) and corresponding buckling parts (230) abut be arranged and can limit direction of the blade seat (21) except predetermined direction and driving device ( 10) it connects.The buckling parts (230) of propeller (20) abuts setting with the first fool proof portion (251), it is connect so as to limit propeller (20) along predetermined direction with driving device (10), and buckling parts (230) abuts the structure processing easy to form of setting with the first fool proof portion (251).
Description
The present invention relates to aircraft field, in particular to a kind of propeller, dynamical system and unmanned vehicle.
Propeller is usually as power propeller for devices such as aircraft or steamers.Propeller generally comprises blade, blade seat, and blade is mounted on the blade seat, while a driving device is connect with the blade seat.The driving device drives the blade seat rotation, while the blade being driven to rotate together with.Currently, blade seat includes the mode that screw thread close-fitting mode is fixedly connected or snaps connection with the mode that is fixedly connected of driving device.
However general more rotor unmanned aircrafts usually require to be equipped with multiple propellers, by taking smart series as an example, generally include four propellers, it is wherein identical positioned at the rotation direction of cornerwise two propellers, the rotation direction of two neighboring propeller is opposite, at this time, it is necessary to which two neighboring propeller has the differentiation of positive and negative paddle, to provide lift for aircraft.And in order to meet the beauty of aircraft monnolithic case, the shape of several propellers is generally essentially identical, therefore when user assembles, and slightly neglects just and will appear the anti-loaded problem of positive and negative paddle, it is more serious to will lead to dropping, damaging for unmanned vehicle to influence the flight of unmanned vehicle.
Summary of the invention
In view of this, the present invention provides a kind of sound construction and can be along predetermined direction and driving dress
The propeller snapped connection is set, and dynamical system and unmanned vehicle with the propeller.
A kind of propeller, for connecting and can be rotated under the drive of the driving device with driving device, the propeller includes blade seat and the blade for being connected to the blade seat, the blade seat includes multiple buckling parts, multiple buckling parts with the driving device for being fastenedly connected, the blade seat further includes the first fool proof portion that at least one corresponds to the buckling parts setting, and first fool proof portion abuts to be arranged and connect along predetermined direction with the driving device for limiting the blade seat with the corresponding buckling parts.
Further, first fool proof portion is an integral molding structure with the buckling parts.
Further, the buckling parts includes rib and blend stop, and the rib extends from the blade seat, and the blend stop is formed in the end of the rib.
Further, the rib and the blend stop are mutually perpendicular to.
Further, the rib is vertical with the blade seat connect, and the blend stop is set to the end of the rib and radially outward protrudes out towards the direction of rotation of the propeller.
Further, the height of the rib is greater than the height in first fool proof portion.
Further, blade seat center offers connecting hole, and for connecting the propeller and the driving device, first fool proof portion abuts the connecting hole with the one side in the rib towards the connecting hole direction.
Further, the quantity in first fool proof portion is identical as the quantity of the buckling parts, and multiple buckling parts correspond with multiple fool proof portions and abut setting.
Further, the buckling parts is uniformly arranged around the connecting hole.
Further, the propeller is to fold paddle.
A kind of dynamical system, including driving device and propeller as described above, the propeller are logical
The buckling parts is crossed to connect with the driving device.
Further, the driving device is equipped with the second fool proof portion cooperated with first fool proof portion, when the propeller is not connect along the predetermined direction with the driving device, first fool proof portion and the docking of second fool proof portion, so that the propeller be prevented to be installed in the driving device.
A kind of unmanned vehicle, the unmanned vehicle include dynamical system as described above.
Compared with the existing technology, the propeller in the dynamical system of embodiment of the present invention is snapped connection with the driving device using snap.Wherein the buckling parts of the propeller abuts setting with first fool proof portion, connect so as to limit the blade seat along predetermined direction with the driving device；In addition the buckling parts abuts the structure processing easy to form of setting, and sound construction with first fool proof portion.
Fig. 1 is the three-dimensional assembling schematic diagram for the dynamical system that embodiment of the present invention provides.
Fig. 2 is the stereo-resolution schematic diagram of the dynamical system in Fig. 2.
Fig. 3 is the fractionation schematic diagram of another angle of the dynamical system in Fig. 3.
Fig. 4 is the three-dimensional assembling schematic diagram of the driving device in Fig. 1.
Main element symbol description
Dynamical system 100
Driving device 10
Main part 12
Loading end 120
Location hole 1200
First mounting hole 1201
Resilient member 13
Lock-joining part 14
Clamping part 140
Connecting plate 141
Through hole 1410
Second mounting hole 1411
Positioning region 144
Container 145
Ladder block 146
Drive shaft 15
Propeller 20
Blade seat 21
Joint face 211
Blade 22
Accepting hole 23
Buckling parts 230
Rib 231
Blend stop 232
Connecting column 2310
Connecting hole 2311
Fool proof portion 25
First fool proof portion 251
Second fool proof portion 252
Group entrance 26
The present invention that the following detailed description will be further explained with reference to the above drawings.
Following will be combined with the drawings in the embodiments of the present invention, and technical scheme in the embodiment of the invention is clearly and completely described, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, shall fall within the protection scope of the present invention.
Realization of the invention is described in detail below in conjunction with specific embodiment.
Also referring to Fig. 1 to Fig. 4, the present invention provides a kind of dynamical system 100 comprising driving device 10 and propeller 20.The driving device 10 is snapped connection with the propeller 20 by snap, for driving the propeller 20 to rotate.
The driving device 10 includes main part 12, the resilient member 13 being set on the main part 12, the lock-joining part 14 being set on the main part 12 and is set to the drive shaft 15 that can be rotated on the main part 12 and relative to the main part 12.
The main part 12 includes loading end 120.The loading end 120 is arranged close to the propeller 20.The main part 12 is cylinder, and the drive shaft 15 protrudes from the center of the main part 12.Location hole 1200 is offered on the loading end 120.In the present embodiment, the location hole 1200 is several discrete circular holes, and the circular hole is arranged around the drive shaft circular array.It will be appreciated, of course, that the location hole 1200 is not limited to circle, it may be square hole or locating slot etc.；In addition the number of the location hole 1200 and arrangement mode may be other modes, and which is not limited by the present invention.The location hole 1200 is spaced intermediate to be equipped with multiple first mounting holes 1201, the location hole 1200 and multiple first mounting holes
1201 for connecting the lock-joining part 14.
The resilient member 13 is sheathed in the drive shaft 15.The resilient member 13 is elastic element, and in the present embodiment, the elastic element is spring.The spring is directly sleeved in the drive shaft 15.When the spring is compressed in one direction, the elastic restoring force of an opposite direction is provided.
The lock-joining part 14 is set to 12 top of main part.In other implementations, the lock-joining part 14 can also be an integral molding structure with the main part 12.The lock-joining part 14 is equipped at least one clamping part 140 for being used to be clamped with 20 phase of propeller.The clamping part 140 is several perforation, is equipped with ladder block 146 in the perforation.Further, the ladder block 146 is set to the side of the perforation, the height of the ladder block 146 is less than the depth of the perforation, so that the ladder block 146 blocks a part of perforation, and the perforated portion not blocked by the ladder block 146 forms the group entrance 26 for running through the lock-joining part 14.The lock-joining part 14 substantially disc, certainly, in other embodiments, the shape of the lock-joining part 14, which can according to need, to be designed, such as can be ellipse, rectangle, square etc..Corresponding 15 position of drive shaft of the lock-joining part 14 offers through hole 1410, passes through for the drive shaft 15.Each described perforation extends by rotation center arc of the axis of the through hole 1410, and being equidistant apart from the through hole 1410.
Corresponding multiple first mounting hole, 1201 positions of the lock-joining part 14 are provided with multiple second mounting holes 1411.Multiple second mounting holes 1411 are corresponded with multiple first mounting holes 1201.
The lock-joining part 14 is equipped with positioning region 144, and the positioning region 144 is set to the lock-joining part 14 on the surface of the main part 12.In the present embodiment, the positioning region 144
The location hole 1200 on several cylinders to be formed, the quantity of the cylinder and position and the main part 12 is protruded out unanimously for the bottom of the lock-joining part 14.When the lock-joining part 14 is installed on the main part 12, can be placed in corresponding location hole 1200 by several cylinders is pre-positioned the lock-joining part 14 and the main part 12, in order to being fixedly connected for the two.
The lock-joining part 14 is recessed to form container 145 close to the side of the main part 12.The container 145 and the through hole 1401 are coaxial.One end of the resilient member 13 is contained in the container 145 and is limited on the main part 12.
When assembling, first the resilient member 13 is sheathed in the drive shaft 15, the lock-joining part 14 is placed on the loading end 120 again, the drive shaft 15 is arranged in the through hole 1410 of the lock-joining part 14, the positioning region 144 of the lock-joining part 14 faces the loading end 120 of the main part 12, the positioning region 144 is kept to be placed in the location hole 1200 of the main part 12, by multiple second mounting holes 1411 respectively with first mounting hole 1201 one by one relatively just, the lock-joining part 14 is fixed on the main part 12 finally by fastener.
The propeller 20 includes a blade seat 21 and two or more are connected to the blade 22 of the blade seat 21.The blade seat 21 is removably set to the lock-joining part 14.The one side of the blade seat towards the driving device loading end 120 is joint face 211.In other words, the joint face 211 of the blade seat 21 is oppositely arranged with the loading end 120.Connecting hole 2311 is offered on the joint face 211, is used to accommodate the drive shaft 15.
In the present embodiment, corresponding three 140 positions of clamping part set that there are three buckling parts 230 on the joint face 211.The buckling parts 230 includes rib 231 and blend stop 232.The joint face 211 of the rib 231 from the blade seat 21, which extends vertically, to be formed, and the blend stop 232 is formed in described
The end of the rib 231 and direction for being directed away from the connecting hole 2311 protrudes out.The blend stop 232 and the rib 231 are mutually perpendicular to.The buckling parts 230 is in be uniformly arranged around the connecting hole 2311.Specifically, in the present embodiment, the quantity of the rib 231 is three, three ribs 231 are arranged around 2311 circular array of connecting hole, it should be understood that in other implementations, the quantity of the rib 231 can also be the other quantities such as one, two, four.
The first fool proof portion 251 is also formed between each rib 231 and the connecting hole 2311.Specifically, first fool proof portion 251 is set on the joint face 211 of the blade seat 21, and the one side for abutting the rib 231 towards the connecting hole 2311 is arranged.The number in first fool proof portion 251 can be identical as the number of the rib 231, and first fool proof portion 251 is arranged in a one-to-one correspondence with the rib 231 at this time；The number in first fool proof portion 251 is at least one, the one side that first fool proof portion 251 abuts one of them described rib 231 towards the connecting hole 2311 at this time is arranged, it also can achieve the purpose of fool proof when the number in first fool proof portion 251 is one, which is not limited by the present invention.In the present embodiment, first fool proof portion 251 is substantially in cuboid-type, and the number in first fool proof portion 251 is three, and three first fool proof portions 251 are arranged in a one-to-one correspondence with three ribs 231.In other words, three first fool proof portions 251 abut the one side for being set to corresponding rib 231 towards 2311 direction of connecting hole respectively.In the present embodiment, it the rib 231 and is integrally formed setting with corresponding first fool proof of rib 231 portion 251.The design that first fool proof portion 251 is abutted with the rib 231 is not only easy molding, but also first fool proof portion 251 abuts the rib 231 and the bonding strength that the rib 231 can be enhanced is arranged；In addition, first fool proof portion 251 can be used for limiting the blade seat 21 along predetermined direction and the driving device 10
Connect first fool proof portion 251 be set to it is on the blade seat 11 and identical as the extending direction of the rib 231.Further, the second fool proof portion 252 is also formed on the lock-joining part 14, second fool proof portion 252 is extended towards with first fool proof portion 251, and the height of the two is equal and works in coordination and reaches fool proof effect.Specifically, when the lock-joining part 14 is with the 20 mutual interlocking of propeller, fool proof is played the role of in first fool proof portion 251 and second fool proof portion 252.When the propeller 20 is connected on the lock-joining part 14 with being correctly oriented, first fool proof portion 251 and second fool proof portion 252, which can mutually stagger, enables the propeller 20 to install with the lock-joining part 14；When the propeller 20 is connected on the lock-joining part 14 with the direction or angle of mistake, first fool proof portion 251 and second fool proof portion 252 can be mutually butted, to increase the mounting distance between the propeller 20 and the lock-joining part 14, it cannot be connected both to make, that is, the propeller 20 is prevented to be installed in the driving device 10.In other words, first fool proof portion 251 and the cooperation of second fool proof portion 252 connect to limit direction of the blade seat except predetermined direction with the driving device.
Selectively, the buckling parts 230 also can be set on the loading end 120 of the main part 12, and corresponding first fool proof portion 251 is similarly provided at this time on the loading end 120, and abuts setting with the buckling parts 230.So as to so that the propeller 20 and the driving device 10 are fastenedly connected along predetermined direction.
Corresponding, the lock-joining part 14 is connect with the joint face 211 of the blade seat 21 at this time, to realize that the propeller 20 and the buckle of the driving device 10 are fixed.It is appreciated that the lock-joining part 14 and the blade seat 21 are integrally formed setting at this time.
When assembling, first the drive shaft 15 is assembled in the connecting hole 2311 by way of interference fit, first determine the concentricity between the propeller 20 and the driving device 10 and is hung down
Straight degree, the blend stop 232 of the blade seat 21 is protruded into described group of entrance 26 by the clamping part 140 of the lock-joining part 14, then, push the blade seat 21 of the propeller 20, the resilient member 13 is entered direction to predetermined direction, that is, group and is rotated under the ladder block 146 that the propeller 20 makes 232 groups of the blend stop enter the lock-joining part 14 by the lower compressive strain of the connecting hole 2311.And when releasing the pushing propeller 20, since the resilient member 13 is flexibly supported on the blade seat 21, the effect of 13 elastic force of resilient member, each correspondence of blend stop 232 is fastened on the ladder block 146, and the propeller 20 is in the lock state.
When needing to remove the propeller 20 from the driving device 10, push the blade seat 21, the resilient member 13 is pushed by the blade seat 21 shrinks, the blend stop 232 is set to leave the ladder block 146, the propeller 20 is rotated to entering contrary direction with group again, at this time, the propeller 20 is in the unlocked state, the blend stop 232 is detached from from 146 side of ladder block, the blend stop 232 is retracted into described group of entrance 26, to realize the separation of the propeller 20 and the driving device 10.
In addition, the present invention also provides a kind of unmanned vehicles including the dynamical system 100.
Those skilled in the art will be appreciated that; above embodiment is intended merely to illustrate the present invention; and it is not used as limitation of the invention; as long as appropriate change and variation to the above embodiments are all fallen within the scope of protection of present invention within spirit of the invention.
Claims (13)
- A kind of propeller, for connecting and can be rotated under the drive of the driving device with driving device, the propeller includes blade seat and the blade for being connected to the blade seat, it is characterized by: the blade seat includes multiple buckling parts, multiple buckling parts with the driving device for being fastenedly connected, the blade seat further includes the first fool proof portion that at least one corresponds to the buckling parts setting, and first fool proof portion abuts to be arranged and connect along predetermined direction with the driving device for limiting the blade seat with the corresponding buckling parts.
- Propeller as described in claim 1, it is characterised in that: first fool proof portion is an integral molding structure with the buckling parts.
- Propeller as described in claim 1, it is characterised in that: the buckling parts includes rib and blend stop, and the rib extends from the blade seat, and the blend stop is formed in the end of the rib.
- Propeller as claimed in claim 3, which is characterized in that the rib and the blend stop are mutually perpendicular to.
- Propeller as claimed in claim 4, it is characterised in that: the rib is vertical with the blade seat to be connect, and the blend stop is set to the end of the rib and radially outward protrudes out towards the direction of rotation of the propeller.
- Propeller as claimed in claim 4, it is characterised in that: the height of the rib is greater than the height in first fool proof portion.
- Propeller as claimed in claim 3, it is characterised in that: blade seat center offers connecting hole, and for connecting the propeller and the driving device, first fool proof portion abuts the connecting hole with the one side in the rib towards the connecting hole direction.
- Propeller as claimed in claim 7, it is characterised in that: the quantity in first fool proof portion is identical as the quantity of the buckling parts, and multiple buckling parts correspond with multiple fool proof portions and abut setting.
- Propeller according to claim 7, it is characterised in that: the buckling parts is uniformly arranged around the connecting hole.
- Propeller as described in any one of claim 1-9, it is characterised in that: the propeller is to fold paddle.
- A kind of dynamical system, the propeller including driving device and as described in any one of claim 1-10, the propeller are connect by the buckling parts with the driving device.
- Dynamical system as claimed in claim 11, it is characterized by: the driving device is equipped with the second fool proof portion cooperated with first fool proof portion, when the propeller is not connect along the predetermined direction with the driving device, first fool proof portion and the docking of second fool proof portion, so that the propeller be prevented to be installed in the driving device.
- A kind of unmanned vehicle, it is characterised in that: the unmanned vehicle includes the dynamical system as described in any one of claim 11-12.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720454103.4U CN206766327U (en) | 2017-04-25 | 2017-04-25 | Propeller, dynamical system and unmanned vehicle |
| CN2017204541034 | 2017-04-25 | ||
| PCT/CN2017/088334 WO2018196123A1 (en) | 2017-04-25 | 2017-06-14 | Propeller, power system, and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109890699A true CN109890699A (en) | 2019-06-14 |
Family
ID=60635038
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720454103.4U Active CN206766327U (en) | 2017-04-25 | 2017-04-25 | Propeller, dynamical system and unmanned vehicle |
| CN201780065071.1A Pending CN109890699A (en) | 2017-04-25 | 2017-06-14 | Propeller, dynamical system and unmanned vehicle |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720454103.4U Active CN206766327U (en) | 2017-04-25 | 2017-04-25 | Propeller, dynamical system and unmanned vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN206766327U (en) |
| WO (1) | WO2018196123A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127066B (en) * | 2017-12-22 | 2019-06-25 | 深圳市道通智能航空技术有限公司 | Propeller assembly method, assembling fixture and propeller |
| CN109969389A (en) * | 2017-12-28 | 2019-07-05 | 昆山优尼电能运动科技有限公司 | A kind of blade connection structure |
| CN109969385A (en) * | 2017-12-28 | 2019-07-05 | 辽宁壮龙无人机科技有限公司 | Unmanned plane and its propeller |
| WO2020103055A1 (en) * | 2018-11-21 | 2020-05-28 | 深圳市大疆创新科技有限公司 | Rotor assembly and unmanned aerial vehicle |
| CN109677595A (en) * | 2019-01-29 | 2019-04-26 | 深圳市律远汇智科技有限公司 | A kind of unmanned flight's device convenient for storage for taking photo by plane |
| CN112996721A (en) * | 2019-12-31 | 2021-06-18 | 深圳市大疆创新科技有限公司 | Screw, driving system and unmanned vehicles |
| WO2022236820A1 (en) * | 2021-05-14 | 2022-11-17 | 深圳市大疆创新科技有限公司 | Propeller, power apparatus, power system, and unmanned aerial vehicle |
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| WO2017049607A1 (en) * | 2015-09-25 | 2017-03-30 | 深圳市大疆创新科技有限公司 | Rotor assembly and unmanned aerial vehicle with same |
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- 2017-04-25 CN CN201720454103.4U patent/CN206766327U/en active Active
- 2017-06-14 WO PCT/CN2017/088334 patent/WO2018196123A1/en active Application Filing
- 2017-06-14 CN CN201780065071.1A patent/CN109890699A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN206766327U (en) | 2017-12-19 |
| WO2018196123A1 (en) | 2018-11-01 |
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Application publication date: 20190614 |