CN103104420A - 风力发电机旋转叶片 - Google Patents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
- F03D3/064—Fixing wind engaging parts to rest of rotor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor the axis being vertical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2230/00—Manufacture
- F05B2230/60—Assembly methods
- F05B2230/604—Assembly methods using positioning or alignment devices for aligning or centering, e.g. pins
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/21—Rotors for wind turbines
- F05B2240/211—Rotors for wind turbines with vertical axis
- F05B2240/213—Rotors for wind turbines with vertical axis of the Savonius type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/30—Retaining components in desired mutual position
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Sustainable Energy (AREA)
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- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
本发明涉及风力发电机技术领域,尤其是一种风力发电机旋转叶片。一种风力发电机旋转叶片,包括基座,所述基座上设有转轴,所述转轴上设有风叶,所述转轴和风叶之间采用抱箍固定,所述转轴上设有发电机,所述发电机上方设有上法兰,所述发电机下方设有下法兰。这种风力发电机旋转叶片,将传统风力机的叶片进行扭曲处理,形成螺旋形叶片,可以增大风力机的风能利用系数,在风力机运行时,叶片的凹下部分接受风力驱动风轮旋转,凸起的部分阻碍风轮旋转;采用这种扭转方式,一支叶片的上半部分与另一支的下半部分总能同时处于受风的位置,因此无论来风的方向怎样变化都能保证风力机受到同样的驱动力,特别是对于风力机在微风情况下的启动极为有利。
Description
技术领域
本发明涉及风力发电机技术领域,尤其是一种风力发电机旋转叶片。
背景技术
随着能源消耗的,新型清洁能源得到广泛的引用,在平原空旷地区,风力发电得到广泛的应用,目前的风力发电机采用螺旋风叶旋转带动发电机旋转进行发电,这种发电机在微风环境下,工作效率低下,发电量低,并且一般普通叶片的联接和支撑抱箍结构,支撑杆部份采用圆型和方型材料,不符合空气动力学的要求。在与叶片联接不能有效贴合叶片的三维螺旋曲面,并且加工复杂,工效低,成本高。
发明内容
为了克服现有的风力发电机在微风环境下工作效率低的不足,本发明提供了一种风力发电机旋转叶片。
本发明解决其技术问题所采用的技术方案是:一种风力发电机旋转叶片,包括基座、转轴、风叶、抱箍、上法兰、发电机和下法兰,所述基座上设有转轴,所述转轴上安装有抱箍,所述风叶安装在抱箍上,所述转轴连接发电机,所述发电机上下设有上法兰和下法兰,所述抱箍采用上抱箍和下抱箍组合而成,所述抱箍上设有定位孔,所述上抱箍和下抱箍的连接处设有连接定位块。上抱箍和下抱箍的侧方安装有风叶轴。抱箍的数目至少为4个,且抱箍等分旋转安装在转轴上,所述抱箍互相之间的垂直距离一直。上抱箍的左端、下抱箍的右端和风叶轴的外侧端设有叶片接触面。风叶采用玄武岩制造,所述风叶采用旋转扭曲的方式固定在叶片接触面上。上抱箍和下抱箍的固定连接处由定位孔中的螺栓来固定,所述连接定位块在上抱箍和下抱箍抱合过程中起定位作用。风叶轴上设有凸台,且凸台横向表面与风叶互相垂直。叶片接触面表面为圆弧形。风叶轴的横截面为翼型截面。
本发明的有益效果是,这种风力发电机旋转叶片,将传统风力机的叶片进行扭曲处理,形成螺旋形叶片,可以增大风力机的风能利用系数,在风力机运行时,叶片的凹下部分接受风力驱动风轮旋转,凸起的部分阻碍风轮旋转;采用这种扭转方式,一支叶片的上半部分与另一支的下半部分总能同时处于受风的位置,因此无论来风的方向怎样变化都能保证风力机受到同样的驱动力,特别是对于风力机在微风情况下的启动极为有利,抱箍结构,采用先进的三维设计,并进行空气动力学性能分析,修改和完善后。用国标102铝合金材料经模具压铸而成。支撑杆截面外型为翼型结构,与叶片接触面完全配合。解决一般普通叶片的联接和支撑抱箍结构的问题。叶片整张采用玄武岩制造,通过扭曲固定在抱箍上,这样就方便运输,保证叶片在运输过程中不会损坏。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1是本发明的结构示意图;
图2是本发明的俯视图;
图3是本发明的抱箍示意图;
图4是本发明的风叶轴截面示意图;
图中1、基座,2、转轴,3、风叶,4、抱箍,5、上法兰,6、发电机,7、下法兰,8、风叶轴,9、叶片接触面,10、连接定位块,11、凸台,12、定位孔,13、上抱箍,14、下抱箍。
具体实施方式
如图1是本发明的结构示意图,一种风力发电机旋转叶片,包括基座1、转轴2、风叶3、抱箍4、上法兰5、发电机6和下法兰7,所述基座1上设有转轴2,所述转轴2上安装有抱箍4,所述风叶3安装在抱箍4上,所述转轴2连接发电机6,所述发电机6上下设有上法兰5和下法兰7,所述抱箍4采用上抱箍13和下抱箍14组合而成,所述抱箍4上设有定位孔12,所述上抱箍13和下抱箍14的连接处设有连接定位块10。
这种风力发电机旋转叶片,将其风叶3通过扭曲处理,形成螺旋形叶片,可以增大风力机的风能利用系数,在风力机运行时,叶片的凹下部分接受风力驱动风轮旋转,凸起的部分阻碍风轮旋转;采用这种扭转方式,一支叶片的上半部分与另一支的下半部分总能同时处于受风的位置,因此无论来风的方向怎样变化都能保证风力机受到同样的驱动力,风叶3与转轴2之间采用抱箍4连接,这样就增加了风叶3的稳定性,通过上法兰5将转轴2与发电机6连接,下法兰7可以将整个发电机系统固定在支架或者地面上,安装快速便捷,使用效果好。
其抱箍4结构其风叶轴8的截面为翼型截面,叶片接触面完全配合,解决一般普通叶片的联接和支撑抱箍4结构的问题,叶片接触面9为圆弧形,也可以更好的贴合叶片,提高了固定效果。连接定位块10组合为梯形面凹凸联接,这样组装的时候方便快捷,提高了安装的效率。
这种风力发电机旋转叶片的上抱箍13和下抱箍14的侧方安装有风叶轴8。
这种风力发电机旋转叶片的抱箍4的数目至少为4个,且抱箍4等分旋转安装在转轴2上,所述抱箍4互相之间的垂直距离一直。
多个抱箍4提高了叶片3安装的稳定性,抱箍3等分安装在转轴2上,能够全面支持叶片3,保证叶片3在安装在抱箍4上的完整度,使叶片3表面圆滑,提高了吸风效率,使用效果好。
这种风力发电机旋转叶片的所述上抱箍13的左端、下抱箍14的右端和风叶轴8的外侧端设有叶片接触面9。
这种风力发电机旋转叶片的所述风叶3采用玄武岩制造,所述风叶3采用旋转扭曲的方式固定在叶片接触面9上。
这种风力发电机旋转叶片的所述上抱箍13和下抱箍14的固定连接处由定位孔12中的螺栓来固定,所述连接定位块10在上抱箍13和下抱箍14抱合过程中起定位作用。
连接定位块10在安装的时候定位上抱箍13和下抱箍14,提高了安装的精度,并且定位块12中采用螺栓来对上抱箍13个下抱箍14进行紧固,使用效果好。
这种风力发电机旋转叶片的所述风叶轴8上设有凸台11,且凸台11横向表面与风叶3互相垂直。
凸台11的横向表面与风叶3互相垂直,这样就能保证风叶3与叶片接触面9之间的良好接触,并且也提高了固定效果。
这种风力发电机旋转叶片的所述叶片接触面9表面为圆弧形。
叶片接触面9的表面为圆弧形,这样就能保证叶片3的贴合效果,保证了叶片3的圆整度。
这种风力发电机旋转叶片的所述风叶轴8的横截面为翼型截面。
风叶轴8的翼型截面更加适用空气动力,减少了阻力,提高了发电效果。
Claims (9)
1.一种风力发电机旋转叶片,包括基座(1)、转轴(2)、风叶(3)、抱箍(4)、上法兰(5)、发电机(6)和下法兰(7),所述基座(1)上设有转轴(2),所述转轴(2)上安装有抱箍(4),所述风叶(3)安装在抱箍(4)上,所述转轴(2)连接发电机(6),所述发电机(6)上下设有上法兰(5)和下法兰(7),其特征是,所述抱箍(4)采用上抱箍(13)和下抱箍(14)组合而成,所述抱箍(4)上设有定位孔(12),所述上抱箍(13)和下抱箍(14)的连接处设有连接定位块(10)。
2.根据权利要求1所述的风力发电机旋转叶片,其特征是,所述上抱箍(13)和下抱箍(14)的侧方安装有风叶轴(8)。
3.根据权利要求1所述的风力发电机旋转叶片,其特征是,所述抱箍(4)的数目至少为4个,且抱箍(4)等分旋转安装在转轴(2)上,所述抱箍(4)互相之间的垂直距离一直。
4.根据权利要求1或2所述的风力发电机旋转叶片,其特征是,所述上抱箍(13)的左端、下抱箍(14)的右端和风叶轴(8)的外侧端设有叶片接触面(9)。
5.根据权利要求1或4所述的风力发电机旋转叶片,其特征是,所述风叶(3)采用玄武岩制造,所述风叶(3)采用旋转扭曲的方式固定在叶片接触面(9)上。
6.根据权利要求1所述的风力发电机旋转叶片,其特征是,所述上抱箍(13)和下抱箍(14)的固定连接处由定位孔(12)中的螺栓来固定,所述连接定位块(10)在上抱箍(13)和下抱箍(14)抱合过程中起定位作用。
7.根据权利要求2所述的风力发电机旋转叶片,其特征是,所述风叶轴(8)上设有凸台(11),且凸台(11)横向表面与风叶(3)互相垂直。
8.根据权利要求4所述的风力发电机旋转叶片,其特征是,所述叶片接触面(9)表面为圆弧形。
9.根据权利要求2所述的风力发电机旋转叶片,其特征是,所述风叶轴(8)的横截面为翼型截面。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013100646989A CN103104420A (zh) | 2013-03-01 | 2013-03-01 | 风力发电机旋转叶片 |
CN201380073691.1A CN105074202A (zh) | 2013-03-01 | 2013-05-09 | 风力发电机旋转叶片 |
NZ712795A NZ712795A (en) | 2013-03-01 | 2013-05-09 | Wind turbine rotating blade |
KR1020157026872A KR20150121213A (ko) | 2013-03-01 | 2013-05-09 | 풍력발전기의 회전 블레이드 |
PCT/CN2013/075379 WO2014131246A1 (zh) | 2013-03-01 | 2013-05-09 | 风力发电机旋转叶片 |
EP13876741.3A EP2988000A4 (en) | 2013-03-01 | 2013-05-09 | RUNNING BUCKET OF A WIND-OPERATED GENERATOR |
US14/771,955 US9828969B2 (en) | 2013-03-01 | 2013-05-09 | Wind turbine rotating blade |
AU2013380340A AU2013380340A1 (en) | 2013-03-01 | 2013-05-09 | Rotating blade of wind-driven generator |
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CN2013100646989A CN103104420A (zh) | 2013-03-01 | 2013-03-01 | 风力发电机旋转叶片 |
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CN201380073691.1A Pending CN105074202A (zh) | 2013-03-01 | 2013-05-09 | 风力发电机旋转叶片 |
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US (1) | US9828969B2 (zh) |
EP (1) | EP2988000A4 (zh) |
KR (1) | KR20150121213A (zh) |
CN (2) | CN103104420A (zh) |
AU (1) | AU2013380340A1 (zh) |
NZ (1) | NZ712795A (zh) |
WO (1) | WO2014131246A1 (zh) |
Cited By (4)
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CN104948383A (zh) * | 2015-05-14 | 2015-09-30 | 杰米伊罗德里格斯 | 一种风力发电机旋转叶片及采用该叶片的风力发电机 |
WO2017120701A1 (zh) * | 2016-01-12 | 2017-07-20 | 张大鹏 | 一种风力发电机旋转叶片 |
CN112573435A (zh) * | 2020-12-04 | 2021-03-30 | 中国船舶重工集团海装风电股份有限公司 | 一种运输船浮动吊装保护装置 |
CN113606082A (zh) * | 2021-08-21 | 2021-11-05 | 深圳市洹汉科技创新有限公司 | 一种双瓣竖式回旋风力叶片 |
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USD869395S1 (en) * | 2017-03-13 | 2019-12-10 | Grand Mate Co., Ltd. | Guide vane |
WO2019246148A1 (en) * | 2018-06-18 | 2019-12-26 | Bluenergy Solarwind, Inc. | Dual-hybrid solar and wind-enabled triple-helical shaped savonius and darrieus-type vertical axis wind turbine (vawt) |
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- 2013-05-09 KR KR1020157026872A patent/KR20150121213A/ko not_active Application Discontinuation
- 2013-05-09 EP EP13876741.3A patent/EP2988000A4/en not_active Withdrawn
- 2013-05-09 NZ NZ712795A patent/NZ712795A/en not_active IP Right Cessation
- 2013-05-09 US US14/771,955 patent/US9828969B2/en not_active Expired - Fee Related
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CN104948383A (zh) * | 2015-05-14 | 2015-09-30 | 杰米伊罗德里格斯 | 一种风力发电机旋转叶片及采用该叶片的风力发电机 |
CN104948383B (zh) * | 2015-05-14 | 2019-02-26 | 杰米伊罗德里格斯 | 一种风力发电机旋转叶片及采用该叶片的风力发电机 |
WO2017120701A1 (zh) * | 2016-01-12 | 2017-07-20 | 张大鹏 | 一种风力发电机旋转叶片 |
CN112573435A (zh) * | 2020-12-04 | 2021-03-30 | 中国船舶重工集团海装风电股份有限公司 | 一种运输船浮动吊装保护装置 |
CN112573435B (zh) * | 2020-12-04 | 2022-04-08 | 中国船舶重工集团海装风电股份有限公司 | 一种运输船浮动吊装保护装置 |
CN113606082A (zh) * | 2021-08-21 | 2021-11-05 | 深圳市洹汉科技创新有限公司 | 一种双瓣竖式回旋风力叶片 |
Also Published As
Publication number | Publication date |
---|---|
AU2013380340A1 (en) | 2015-10-15 |
CN105074202A (zh) | 2015-11-18 |
US20160160838A1 (en) | 2016-06-09 |
US9828969B2 (en) | 2017-11-28 |
KR20150121213A (ko) | 2015-10-28 |
EP2988000A1 (en) | 2016-02-24 |
EP2988000A4 (en) | 2016-02-24 |
WO2014131246A1 (zh) | 2014-09-04 |
NZ712795A (en) | 2017-02-24 |
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