CN110431077A - 桨叶、螺旋桨、动力组件及无人飞行器 - Google Patents

桨叶、螺旋桨、动力组件及无人飞行器 Download PDF

Info

Publication number
CN110431077A
CN110431077A CN201780085665.9A CN201780085665A CN110431077A CN 110431077 A CN110431077 A CN 110431077A CN 201780085665 A CN201780085665 A CN 201780085665A CN 110431077 A CN110431077 A CN 110431077A
Authority
CN
China
Prior art keywords
blade
propeller
protective layer
blades
root
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.)
Pending
Application number
CN201780085665.9A
Other languages
English (en)
Inventor
陈鹏
邓涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SZ DJI Technology Co Ltd
Original Assignee
SZ DJI Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SZ DJI Technology Co Ltd filed Critical SZ DJI Technology Co Ltd
Publication of CN110431077A publication Critical patent/CN110431077A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C27/50—Blades foldable to facilitate stowage of aircraft

Abstract

一种桨叶(1)，具有相背的桨根(11)和桨尖(12)，所述桨叶(1)包括位于所述桨根(11)和桨尖(12)之间的前缘(15)和后缘(16)；其中，所述桨叶(1)还包括桨叶本体(13)和保护层(14)，所述桨叶本体(13)自所述桨根(11)延伸至所述桨尖(12)，所述保护层(14)设置于所述桨叶本体(13)上并位于所述前缘(15)。该桨叶(1)可以减小桨叶打到人之后对人的伤害，降低了安全隐患。一种螺旋桨，具有所述桨叶(1)。一种动力组件(20)，包括驱动件(21)和所述螺旋桨(10)。一种无人飞行器(100)，包括机身(101)、机臂(102)、驱动装置(103)和所述螺旋桨(10)。

Description

PCT国内申请，说明书已公开。

Claims (37)

  1. PCT国内申请，权利要求书已公开。
CN201780085665.9A 2017-07-31 2017-09-22 桨叶、螺旋桨、动力组件及无人飞行器 Pending CN110431077A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2017209452253 2017-07-31
CN201720945225.3U CN207106882U (zh) 2017-07-31 2017-07-31 桨叶、螺旋桨、动力组件及无人飞行器
PCT/CN2017/102974 WO2019024202A1 (zh) 2017-07-31 2017-09-22 桨叶、螺旋桨、动力组件及无人飞行器

Publications (1)

Publication Number Publication Date
CN110431077A true CN110431077A (zh) 2019-11-08

Family

ID=61572318

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201720945225.3U Active CN207106882U (zh) 2017-07-31 2017-07-31 桨叶、螺旋桨、动力组件及无人飞行器
CN201780085665.9A Pending CN110431077A (zh) 2017-07-31 2017-09-22 桨叶、螺旋桨、动力组件及无人飞行器

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201720945225.3U Active CN207106882U (zh) 2017-07-31 2017-07-31 桨叶、螺旋桨、动力组件及无人飞行器

Country Status (2)

Country Link
CN (2) CN207106882U (zh)
WO (1) WO2019024202A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022213325A1 (zh) * 2021-04-08 2022-10-13 深圳市大疆创新科技有限公司 桨叶、螺旋桨、动力组件及多旋翼无人机

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB144383A (en) * 1919-03-10 1920-06-10 Spencer Heath Improvements in and relating to aerial propellers
US20060165527A1 (en) * 2005-01-24 2006-07-27 Bell Helicopter Textron Assembly for providing flexure to blade system
CN201907650U (zh) * 2010-12-29 2011-07-27 张东升 一种木质螺旋桨
CN204942080U (zh) * 2015-08-12 2016-01-06 吴海 一种安全扇叶及吊扇
CN206141830U (zh) * 2016-10-28 2017-05-03 深圳市大疆创新科技有限公司 螺旋桨、动力套装及无人飞行器
CN206202684U (zh) * 2016-09-26 2017-05-31 潍坊歌尔电子有限公司 一种螺旋桨叶片

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923421A (en) * 1974-12-19 1975-12-02 United Technologies Corp Lightning protected composite helicopter blade
CN201169387Y (zh) * 2007-11-28 2008-12-24 雷虎科技股份有限公司 飞行器的复合式主旋翼
CN204688415U (zh) * 2015-05-22 2015-10-07 上海俏动智能化科技有限公司 一种用于无人机的可折叠螺旋桨
CN206297731U (zh) * 2016-12-07 2017-07-04 深圳市加贝智能科技有限公司 一种随行无人机桨叶

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB144383A (en) * 1919-03-10 1920-06-10 Spencer Heath Improvements in and relating to aerial propellers
US20060165527A1 (en) * 2005-01-24 2006-07-27 Bell Helicopter Textron Assembly for providing flexure to blade system
CN201907650U (zh) * 2010-12-29 2011-07-27 张东升 一种木质螺旋桨
CN204942080U (zh) * 2015-08-12 2016-01-06 吴海 一种安全扇叶及吊扇
CN206202684U (zh) * 2016-09-26 2017-05-31 潍坊歌尔电子有限公司 一种螺旋桨叶片
CN206141830U (zh) * 2016-10-28 2017-05-03 深圳市大疆创新科技有限公司 螺旋桨、动力套装及无人飞行器

Also Published As

Publication number Publication date
WO2019024202A1 (zh) 2019-02-07
CN207106882U (zh) 2018-03-16

Similar Documents

Publication Publication Date Title
US20060038057A1 (en) Airfoil blade with cushioned edge for powered toy aircraft
CA2974992C (en) Airframe-integrated propeller-driven propulsion systems
EP3458359B1 (en) Variable pitch propeller apparatus and variable thrust aircraft using smae
US10766610B2 (en) Unmanned aerial vehicle with propeller guard
CN207536120U (zh) 无人机螺旋桨保护系统
JP2017514748A5 (zh)
CN109071006B (zh) 螺旋桨、动力组件及飞行器
CN110431077A (zh) 桨叶、螺旋桨、动力组件及无人飞行器
CN109789922B (zh) 螺旋桨、动力组件及飞行器
KR20120118426A (ko) 액티브 거니 플랩
CN103192982B (zh) 一种可变w形、m形及平直翼的变体机翼
JP2018184079A (ja) メインロータブレード及びヘリコプタ
JP6472761B2 (ja) ローターおよびマルチコプター
CN207917131U (zh) 螺旋桨、动力组件及飞行器
KR101726652B1 (ko) 무인 비행체용 날개
CN110896626A (zh) 螺旋桨、动力组件及飞行器
CN100522304C (zh) 模型飞机的推进系统
CN103241361A (zh) 旋翼飞行器前风挡
US2183891A (en) Fan hub and blade structure
US20240025573A1 (en) Propeller blade, propeller, power assembly, and multi-rotor unmanned aerial vehicle
US10967979B2 (en) Aircraft with rear mounted engines
CN205730363U (zh) 一种带防撞装置的飞机航模
CN215245500U (zh) 桨叶保护罩及多旋翼飞行器
CN212738487U (zh) 螺旋桨、动力组件及飞行器
CN108820187A (zh) 螺旋桨、动力组件及飞行器

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20191108

WD01 Invention patent application deemed withdrawn after publication