CN109789922A - 螺旋桨、动力组件及飞行器 - Google Patents

螺旋桨、动力组件及飞行器 Download PDF

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Publication number
CN109789922A
CN109789922A CN201680088306.4A CN201680088306A CN109789922A CN 109789922 A CN109789922 A CN 109789922A CN 201680088306 A CN201680088306 A CN 201680088306A CN 109789922 A CN109789922 A CN 109789922A
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China
Prior art keywords
blade
propeller
attack
angle
chord length
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CN201680088306.4A
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CN109789922B (zh
Inventor
刘峰
江彬
邓涛
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SZ DJI Technology Co Ltd
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SZ DJI Technology Co Ltd
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Publication of CN109789922A publication Critical patent/CN109789922A/zh
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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
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features
    • 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
    • B64C11/16—Blades
    • B64C11/20—Constructional features

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Toys (AREA)

Abstract

一种螺旋桨包括：桨毂(10)和桨叶(20)，桨叶(20)连接在桨毂(10)上，在距离桨毂(10)的中心为螺旋桨的半径的47.37％处，桨叶(20)的攻角为20.49°±2.5°，桨叶的弦长为29.73mm±5mm；在距离桨毂(10)的中心为螺旋桨的半径的63.16％处，桨叶(20)的攻角为16.49°±2.5°，桨叶(20)的弦长为24.61mm±5mm；在距离桨毂(10)的中心为螺旋桨的半径的78.95％处，桨叶(20)的攻角为13.31°±2.5°，桨叶(20)的弦长为20.67mm±5mm。还提供了一种动力组件及飞行器。该螺旋桨优化了结构，提高了飞行器的飞行性能。

Description

PCT国内申请，说明书已公开。

Claims (17)

  1. PCT国内申请，权利要求书已公开。
CN201680088306.4A 2016-11-11 2016-12-24 螺旋桨、动力组件及飞行器 Expired - Fee Related CN109789922B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201621261380.5U CN206155775U (zh) 2016-11-11 2016-11-11 螺旋桨、动力组件及飞行器
CN2016212613805 2016-11-11
PCT/CN2016/111918 WO2018086204A1 (zh) 2016-11-11 2016-12-24 螺旋桨、动力组件及飞行器

Publications (2)

Publication Number Publication Date
CN109789922A true CN109789922A (zh) 2019-05-21
CN109789922B CN109789922B (zh) 2022-06-21

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ID=58660937

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CN201621261380.5U Expired - Fee Related CN206155775U (zh) 2016-11-11 2016-11-11 螺旋桨、动力组件及飞行器
CN201680088306.4A Expired - Fee Related CN109789922B (zh) 2016-11-11 2016-12-24 螺旋桨、动力组件及飞行器

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Country Status (2)

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CN (2) CN206155775U (zh)
WO (1) WO2018086204A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206155775U (zh) * 2016-11-11 2017-05-10 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器
CN206954494U (zh) * 2017-06-30 2018-02-02 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器
CN206926806U (zh) * 2017-07-25 2018-01-26 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器
CN208291465U (zh) * 2018-05-25 2018-12-28 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器
CN208439418U (zh) * 2018-06-26 2019-01-29 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2253835A1 (en) * 2009-05-18 2010-11-24 Lm Glasfiber A/S Wind turbine blade with base part having non-positive camber
CN102963522A (zh) * 2012-10-31 2013-03-13 中国航天空气动力技术研究院 临近空间螺旋桨
CN203996873U (zh) * 2014-07-30 2014-12-10 深圳市大疆创新科技有限公司 飞行器及其螺旋桨
JP2015155670A (ja) * 2014-02-21 2015-08-27 三菱重工業株式会社 風車翼、風車ロータ及び風力発電装置
CN205366054U (zh) * 2016-01-28 2016-07-06 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器
CN206155775U (zh) * 2016-11-11 2017-05-10 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2712717A1 (de) * 1977-03-23 1978-09-28 Ver Flugtechnische Werke Ueberkritisches tragfluegelprofil
JP3472799B2 (ja) * 2000-02-29 2003-12-02 防衛庁技術研究本部長 ブレード用翼型
CN104139849B (zh) * 2014-08-07 2015-02-25 西北工业大学 一种具有提高高空桨效率的桨梢小翼及高空桨

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2253835A1 (en) * 2009-05-18 2010-11-24 Lm Glasfiber A/S Wind turbine blade with base part having non-positive camber
CN102963522A (zh) * 2012-10-31 2013-03-13 中国航天空气动力技术研究院 临近空间螺旋桨
JP2015155670A (ja) * 2014-02-21 2015-08-27 三菱重工業株式会社 風車翼、風車ロータ及び風力発電装置
CN203996873U (zh) * 2014-07-30 2014-12-10 深圳市大疆创新科技有限公司 飞行器及其螺旋桨
CN205366054U (zh) * 2016-01-28 2016-07-06 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器
CN206155775U (zh) * 2016-11-11 2017-05-10 深圳市大疆创新科技有限公司 螺旋桨、动力组件及飞行器

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Publication number Publication date
CN109789922B (zh) 2022-06-21
CN206155775U (zh) 2017-05-10
WO2018086204A1 (zh) 2018-05-17

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