CN204956901U - Screw connection structure and unmanned aerial vehicle - Google Patents
Screw connection structure and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN204956901U CN204956901U CN201520623224.8U CN201520623224U CN204956901U CN 204956901 U CN204956901 U CN 204956901U CN 201520623224 U CN201520623224 U CN 201520623224U CN 204956901 U CN204956901 U CN 204956901U
- Authority
- CN
- China
- Prior art keywords
- connecting portion
- screw propeller
- screw
- connection structure
- groove
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/32—Other parts
- B63H23/34—Propeller shafts; Paddle-wheel shafts; Attachment of propellers on shafts
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Transmission Devices (AREA)
- Toys (AREA)
Abstract
The utility model is suitable for a flight device technical field provides a screw connection structure and unmanned aerial vehicle, and this connection structure includes electric motor rotor shell and screw, be provided with on the electric motor rotor shell and be used for connecting the connecting portion of screw, the screw seted up with through -hole that connecting portion match and with the through -hole becomes first angle and is used for preventing connecting portion break away from the recess of screw, the outside cover of connecting portion is equipped with and is used for being made by elastic compression when the assembly screw oar connecting portion freely turn to and butt when the elastic restitution the elastic mechanism of recess. The utility model discloses a connecting portion on the electric motor rotor shell make the screw can follow electric motor rotor with the cooperation of the recess of screw and rotate at a high speed to fix the screw on connecting portion through the elastic mechanism, the high -speed song tuoli who produces that rotates of electric motor rotor can be offset to the elastic mechanism, just can realize the quick installation and the dismantlement of screw.
Description
Technical field
The utility model belongs to flight device arts, particularly relates to a kind of screw propeller connection structure and unmanned plane.
Background technology
In prior art, unmanned plane screw propeller is all generally adopt to compress screw propeller by nut with being threaded on rotor axis of electric, but this mode needs instrument to tighten, and there is installation not in place and cause nut to shake the possibility got loose, being unfavorable for that operator uses unmanned plane safely.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provides a kind of screw propeller connection structure, and it can offset the vibrations release force that rotor High Rotation Speed produces, and can realize Fast Installation and dismounting.
The utility model is achieved in that provides a kind of screw propeller connection structure, comprise motor rotor casing and screw propeller, described motor rotor casing is provided with the connecting portion for connecting described screw propeller, described screw propeller offers the through hole that mates with described connecting portion and becomes the first angle with described through hole and groove for preventing described connecting portion from departing from described screw propeller, and the outer cover of described connecting portion is provided with and described connecting portion is freely turned to for being elastically compressed when installing screw propeller and abutting the elastic mechanism of described groove when elasticity is recovered.
Further, described connecting portion comprises and being arranged on first connecting portion of described motor rotor casing near one end of described screw propeller, can be rotatably set on described first connecting portion and for being fastened on the second connecting portion in described groove, and arranges and the ring part of its madial wall on the lateral wall being connected to described screw propeller when mounted around described first connecting portion and the second connecting portion.
Further, described elastic mechanism comprises and is set in spring on described first connecting portion and pad successively, and to be arranged on described second connecting portion and for the connecting element of fixing described spring.
Further, the madial wall of described through hole is formed and abuts with described pad and annular stop portion for extruding described spring.
Further, described second connecting portion is T-shaped, described groove is be opened in described through hole both sides and the first groove be communicated with described through hole and the second groove, and described second connecting portion comprises the vertical portion that is connected with described first connecting portion and two ends and is connected to horizontal part in described first groove and the second groove respectively.
Preferably, described connecting element is E shape meson.
Preferably, described first angle is 90 degree.
The utility model also provides a kind of unmanned plane, comprises screw propeller connection structure described above.
A kind of screw propeller connection structure of the present utility model, it makes screw propeller can follow rotor high speed rotating by the groove fit of the connecting portion on motor rotor casing and screw propeller, and by elastic mechanism, screw propeller being fixed on connecting portion, elastic mechanism can offset the release force that rotor high speed rotating produces; In addition, by arranging elastic mechanism and groove, Fast Installation and the dismounting of screw propeller can be realized.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the exploded view of the screw propeller connection structure that the utility model embodiment provides;
Fig. 2 is the birds-eye view of the screw propeller connection structure that the utility model embodiment provides;
Fig. 3 is that A in Fig. 2 is to cutaway view;
Fig. 4 is the C regional enlarged drawing in Fig. 3;
Fig. 5 is that B in Fig. 2 is to cutaway view.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, when element is called as " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is known as " being connected to " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower in the utility model embodiment, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
As shown in Figure 1 to Figure 3, a kind of screw propeller connection structure that the utility model embodiment provides, it comprises motor rotor casing 1, screw propeller 2 and elastic mechanism 3.Wherein, elastic mechanism 3 is arranged on motor rotor casing 1, and for screw propeller 2 is removably connected to motor rotor casing 1.Particularly, motor rotor casing 1 is provided with connecting portion 11, this connecting portion 11 is for connecting screw propeller 2.Through hole 21 and groove 22 is offered at the center of screw propeller 2.Wherein, through hole 21 mates with connecting portion 11, and connecting portion 11 can be stretched into, there is between groove 22 and through hole 21 first angle, and depart from screw propeller 2 for placing connecting portion 11, namely connecting portion 11 rotates the first angle after inserting through hole 21, makes it to be connected in groove 22.In addition, elastic mechanism 3 is set in outside connecting portion 11, and connecting portion 11 is freely turned to for being elastically compressed when installing screw propeller 2 and abutting groove 22 when elasticity is recovered.Particularly, when connecting portion 11 alignment indentation 22, groove 22 bullet is extremely abutted with connecting portion 11, now can fix screw propeller 2.When connecting portion 11 is fastened on groove 22, pressing screw propeller 2 i.e. compressible elastomeric mechanism 3 makes connecting portion 11 depart from groove 22 connecting portion 11 can being rotated to aim to through hole 21, thus realizes the dismounting of screw propeller 2.Screw propeller connection structure of the present utility model, it to be coordinated with the groove 22 of screw propeller 2 by the connecting portion 11 on motor rotor casing 1 and makes screw propeller 2 can follow rotor high speed rotating, and by elastic mechanism 3, screw propeller 2 being fixed on connecting portion 11, elastic mechanism 3 can offset the release force that rotor high speed rotating produces; In addition, by arranging elastic mechanism 3 and groove 22, Fast Installation and the dismounting of screw propeller 2 can be realized.
Further, connecting portion 11 comprises the first connecting portion 111, second connecting portion 112 and ring part 113.Wherein, first connecting portion 111 is arranged on motor rotor casing 1 one end near screw propeller 2, second connecting portion establishes 112 to put in the first connecting portion 111 one end away from motor rotor casing 1, and can rotate relative to the first connecting portion 111, is fastened in groove 22 when the second connecting portion 112 is also for installing.Ring part 113 is arranged around the first connecting portion 111 and the second connecting portion 112, and when installing, its madial wall is connected on the lateral wall of screw propeller 2.
Further, composition graphs 5, elastic mechanism 3 comprises spring 31, pad 32 and connecting element 33.Wherein, spring 31 and pad 32 are set on the first connecting portion 111 successively, and connecting element 33 to be arranged on the second connecting portion 112 and for fixing spring 31.Particularly, the circular groove for placing connecting element 33 is offered at the second connecting portion 112 near one end of the first connecting portion 111.
Further, as shown in Figure 4, the madial wall of through hole 21 is formed with annular stop portion 211, this annular stop portion 211 abuts with pad 32 and when mounted for extrusion spring 31.
Further, as shown in Figure 1, in an embodiment of the present utility model, the second connecting portion 112 is T-shaped, and the second connecting portion 112 comprises the vertical component effect and the horizontal part vertical with vertical component effect that are connected with the first connecting portion 111.Groove 22 is for being opened in through hole 21 both sides and the first groove 221 and the second groove 222 be communicated with through hole 21.In addition, the two ends of horizontal part are connected in the first groove 221 and the second groove 222 respectively.Be understandable that, in other embodiment of the present utility model, the second connecting portion 112 also can be other shape, only needs it can realize rotating and is fastened in groove 22 with the object of fixing screw propeller 2.And the shape of groove 22 also changes according to the change of the shape of the second connecting portion 112.
Preferably, in an embodiment of the present utility model, connecting element 33 is E shape meson.
Further preferably, above-mentioned first angle is 90 degree.
The utility model also provides a kind of unmanned plane, comprises screw propeller connection structure described above.
In sum, implement a kind of screw propeller connection structure of the present utility model and unmanned plane, it to be coordinated with the groove 22 of screw propeller 2 by the connecting portion 11 on motor rotor casing 1 and makes screw propeller 2 can follow rotor high speed rotating, and by elastic mechanism 3, screw propeller 3 being fixed on connecting portion 11, elastic mechanism 3 can offset the release force that rotor high speed rotating produces; In addition, by arranging elastic mechanism 3 and 22, Fast Installation and the dismounting of screw propeller 2 can be realized.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a screw propeller connection structure, it is characterized in that, comprise motor rotor casing (1) and screw propeller (2), described motor rotor casing (1) is provided with the connecting portion (11) for connecting described screw propeller (2), described screw propeller (2) offers the through hole (21) that mates with described connecting portion (11) and becomes the first angle with described through hole (21) and groove (22) for preventing described connecting portion (11) from departing from described screw propeller (2), the outer cover of described connecting portion (11) is provided with and described connecting portion (11) is freely turned to and the elastic mechanism (3) abutting described groove (22) when elasticity is recovered for being elastically compressed when installing screw propeller (2).
2. screw propeller connection structure as claimed in claim 1, it is characterized in that, described connecting portion (11) comprises first connecting portion (111) of the one end being arranged on the close described screw propeller (2) of described motor rotor casing (1), can be rotatably set in described first connecting portion (111) upper and for being fastened on the second connecting portion (112) in described groove (22), and arrange and the ring part (113) of its madial wall on the lateral wall being connected to described screw propeller (2) when mounted around described first connecting portion (111) and the second connecting portion (112).
3. screw propeller connection structure as claimed in claim 2, it is characterized in that, described elastic mechanism (3) comprises and is set in spring (31) on described first connecting portion (111) and pad (32) successively, and it is upper and for the connecting element (33) of fixing described spring (31) to be arranged on described second connecting portion (112).
4. screw propeller connection structure as claimed in claim 3, it is characterized in that, the madial wall of described through hole (21) is formed and abuts with described pad (32) and annular stop portion (211) for extruding described spring (31).
5. screw propeller connection structure as claimed in claim 2, it is characterized in that, described second connecting portion (112) is T-shaped, described groove (22) is for being opened in described through hole (21) both sides and the first groove (221) be communicated with described through hole (21) and the second groove (222), and described second connecting portion (112) comprises the vertical portion that is connected with described first connecting portion (111) and two ends and is connected to horizontal part in described first groove (221) and the second groove (222) respectively.
6. screw propeller connection structure as claimed in claim 3, it is characterized in that, described connecting element (33) is E shape meson.
7. screw propeller connection structure as claimed in claim 1, it is characterized in that, described first angle is 90 degree.
8. a unmanned plane, is characterized in that, comprises the screw propeller connection structure as described in any one of claim 1-7.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520623224.8U CN204956901U (en) | 2015-08-18 | 2015-08-18 | Screw connection structure and unmanned aerial vehicle |
| PCT/CN2016/072731 WO2017028501A1 (en) | 2015-08-18 | 2016-01-29 | Propeller connection structure and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520623224.8U CN204956901U (en) | 2015-08-18 | 2015-08-18 | Screw connection structure and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204956901U true CN204956901U (en) | 2016-01-13 |
Family
ID=55051982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520623224.8U Expired - Fee Related CN204956901U (en) | 2015-08-18 | 2015-08-18 | Screw connection structure and unmanned aerial vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204956901U (en) |
| WO (1) | WO2017028501A1 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711815A (en) * | 2016-04-20 | 2016-06-29 | 曾治蛟 | Self-locking mechanism for fast disassembly and assembly of propeller |
| CN105799916A (en) * | 2016-06-05 | 2016-07-27 | 吴敏 | Embedded quick-opening propeller seat |
| WO2017028503A1 (en) * | 2015-08-18 | 2017-02-23 | 深圳曼塔智能科技有限公司 | Propeller connection structure and unmanned aerial vehicle |
| WO2017028501A1 (en) * | 2015-08-18 | 2017-02-23 | 深圳曼塔智能科技有限公司 | Propeller connection structure and unmanned aerial vehicle |
| CN106672210A (en) * | 2017-02-21 | 2017-05-17 | 上海未来伙伴机器人有限公司 | Quick disassembly propeller and unmanned aerial vehicle adopting same |
| CN106741856A (en) * | 2017-01-17 | 2017-05-31 | 东莞市银燕电气科技有限公司 | A kind of fast assembling disassembling structure of blade |
| CN107074368A (en) * | 2016-04-01 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Locking device, propeller, motor, power suit and unmanned vehicle |
| CN107074369A (en) * | 2016-11-24 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Retaining mechanism, propeller, motor, Power Component and the unmanned vehicle of propeller |
| CN107585290A (en) * | 2017-08-18 | 2018-01-16 | 广州极飞科技有限公司 | Blade fixed structure and unmanned plane |
| WO2018039994A1 (en) * | 2016-08-31 | 2018-03-08 | 深圳市大疆创新科技有限公司 | Driving device, propeller and power system |
| CN111655579A (en) * | 2019-05-17 | 2020-09-11 | 深圳市大疆创新科技有限公司 | Quick detach coupling assembling, power component, power suit and unmanned aerial vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO343097B1 (en) | 2017-03-14 | 2018-11-05 | FLIR Unmanned Aerial Systems AS | Quick Release Rotor Attachment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4642057A (en) * | 1983-12-19 | 1987-02-10 | Brunswick Corporation | Shock absorbing propeller |
| CN202219088U (en) * | 2011-08-25 | 2012-05-16 | 汕头市雅得塑胶玩具有限公司 | Toy airplane propeller connection structure |
| CN202896873U (en) * | 2012-11-08 | 2013-04-24 | 广州金海航空技术有限公司 | Rapid propeller assembling/disassembling structure |
| CN203714173U (en) * | 2013-09-24 | 2014-07-16 | 广州供电局有限公司 | Propeller mounting seat |
| CN204210728U (en) * | 2014-11-04 | 2015-03-18 | 深圳市大疆创新科技有限公司 | Lockout mechanism, has screw propeller and the aircraft of lockout mechanism |
| CN204279899U (en) * | 2014-11-10 | 2015-04-22 | 深圳市大疆创新科技有限公司 | Actuating device, screw propeller and power system |
| CN204956901U (en) * | 2015-08-18 | 2016-01-13 | 王军 | Screw connection structure and unmanned aerial vehicle |
-
2015
- 2015-08-18 CN CN201520623224.8U patent/CN204956901U/en not_active Expired - Fee Related
-
2016
- 2016-01-29 WO PCT/CN2016/072731 patent/WO2017028501A1/en active Application Filing
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017028503A1 (en) * | 2015-08-18 | 2017-02-23 | 深圳曼塔智能科技有限公司 | Propeller connection structure and unmanned aerial vehicle |
| WO2017028501A1 (en) * | 2015-08-18 | 2017-02-23 | 深圳曼塔智能科技有限公司 | Propeller connection structure and unmanned aerial vehicle |
| CN107074368A (en) * | 2016-04-01 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Locking device, propeller, motor, power suit and unmanned vehicle |
| CN105711815A (en) * | 2016-04-20 | 2016-06-29 | 曾治蛟 | Self-locking mechanism for fast disassembly and assembly of propeller |
| CN105711815B (en) * | 2016-04-20 | 2018-08-14 | 曾治蛟 | A kind of propeller fast assembling-disassembling self-locking mechanism |
| CN105799916A (en) * | 2016-06-05 | 2016-07-27 | 吴敏 | Embedded quick-opening propeller seat |
| US11021232B2 (en) | 2016-08-31 | 2021-06-01 | SZ DJI Technology Co., Ltd. | Driving device, propeller, and propulsion system |
| US11584510B2 (en) | 2016-08-31 | 2023-02-21 | SZ DJI Technology Co., Ltd. | Driving device, propeller, and propulsion system |
| WO2018039994A1 (en) * | 2016-08-31 | 2018-03-08 | 深圳市大疆创新科技有限公司 | Driving device, propeller and power system |
| CN107074369A (en) * | 2016-11-24 | 2017-08-18 | 深圳市大疆创新科技有限公司 | Retaining mechanism, propeller, motor, Power Component and the unmanned vehicle of propeller |
| CN107074369B (en) * | 2016-11-24 | 2019-01-22 | 深圳市大疆创新科技有限公司 | Retaining mechanism, propeller, motor, Power Component and the unmanned vehicle of propeller |
| CN109502033A (en) * | 2016-11-24 | 2019-03-22 | 深圳市大疆创新科技有限公司 | Retaining mechanism, propeller, motor, Power Component and the unmanned vehicle of propeller |
| CN109502033B (en) * | 2016-11-24 | 2021-09-21 | 深圳市大疆创新科技有限公司 | Screw locking mechanism, screw, motor, power component and unmanned vehicles |
| CN106741856A (en) * | 2017-01-17 | 2017-05-31 | 东莞市银燕电气科技有限公司 | A kind of fast assembling disassembling structure of blade |
| CN106672210A (en) * | 2017-02-21 | 2017-05-17 | 上海未来伙伴机器人有限公司 | Quick disassembly propeller and unmanned aerial vehicle adopting same |
| CN106672210B (en) * | 2017-02-21 | 2023-09-05 | 上海未来伙伴机器人有限公司 | Quick detach oar and adopt its unmanned aerial vehicle |
| CN107585290A (en) * | 2017-08-18 | 2018-01-16 | 广州极飞科技有限公司 | Blade fixed structure and unmanned plane |
| CN111655579A (en) * | 2019-05-17 | 2020-09-11 | 深圳市大疆创新科技有限公司 | Quick detach coupling assembling, power component, power suit and unmanned aerial vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017028501A1 (en) | 2017-02-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170814 Address after: 518000, Shiyan Road, Shiyan City, Guangdong, Shenzhen Province, No.1 Road, SKYWORTH, innovation Valley, 5D, building 701, 801, 901, and Patentee after: Shenzhen Wingsland Technology Co., Ltd. Address before: 528225, Guangdong Province, Foshan City, Nanhai District lion town C District, 02A District, Room 502 Patentee before: Wang Jun |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20190818 |