CN201778951U - 多级可变风动叶片 - Google Patents

多级可变风动叶片 Download PDF

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Publication number
CN201778951U
CN201778951U CN2010205301765U CN201020530176U CN201778951U CN 201778951 U CN201778951 U CN 201778951U CN 2010205301765 U CN2010205301765 U CN 2010205301765U CN 201020530176 U CN201020530176 U CN 201020530176U CN 201778951 U CN201778951 U CN 201778951U
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blade
cross bar
pneumatic
vane
vanes
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王少云
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction

Abstract

本实用新型所述多级可变风动叶片,它包括转轴、叶片,其特征是:在转轴上方的水平方向角度均匀地设有若干套并列的横杆,在并列横杆的末端设有与并列横杆垂直的叶片;所述横杆为多级可伸缩。本实用新型所述叶片的上下两端设有挡板,叶片的左右两侧稍微前倾形成弧面,叶片上纵向设有若干活动叶片,活动叶片的开口角度为45度。本实用新型可根据风力的大小来调节风叶的横杆,叶片上的活动叶片,使风叶得到最大的风动效率。

Description

多级可变风动叶片 
技术领域
本实用新型涉及一种多级可变风动叶片。 
背景技术
现有的风动叶片,大都为固定形式,包括支撑叶片的横杆是固定的,叶片本身也是固定的,这样的风动叶片,无法得到最大的风动效率。 
发明内容
本实用新型的目的,是要提供一种多级可变风动叶片,它不仅支撑叶片的横杆多级可伸缩,叶片本身还设有可张开的活叶,这样可以得到最大的风动效率。 
本实用新型是这样实现的,所述多级可变风动叶片,它包括转轴、叶片,其特征是:在转轴上方的水平方向角度均匀地设有若干套并列的横杆,在并列横杆的末端设有与并列横杆垂直的叶片;所述横杆为多级可伸缩。 
本实用新型所述叶片的上下两端设有挡板,叶片的左右两侧稍微前倾形成弧面,叶片上纵向设有若干活动叶片,活动叶片的开口角度为45度。 
本实用新型在转轴上方的水平方向角度均匀地设有六套并列横杆;横杆为两级伸缩;叶片上纵向设有五页活动叶片,活动叶片的开口角度为45度。 
本实用新型的有益效果是,支撑叶片的横杆为多级伸缩,当风叶转轴所带 动的负荷需用六级风,风大于六级时,缩短横杆,当风小于六级时,伸长横杆;叶片上的活叶开口,当风叶转过去受到风力时,即顺风时活页关上;当风叶转回来逆风时,活叶打开45度角,使风叶转动更快速。 
附图说明
图1为本实用新型示意图。 
图中:1.转轴,2.叶片,3.并列的横杆,4.挡板,5.活动叶片,6.两级可伸缩。 
具体实施方式
本实用新型所述多级可变风动叶片,如图1所示,它包括转轴1、叶片2,在转轴上方的水平方向角度均匀地设有六套并列的横杆3,在并列横杆的末端设有与并列横杆垂直的叶片2;所述横杆3为两级可伸缩6。本实用新型所述叶片2的上下两端设有挡板4,叶片的左右两侧稍微前倾形成弧面,叶片上纵向设有五片活动叶片5,活动叶片的开口角度为45度。 
本实用新型可根据风力的大小来调节风叶横杆的长短,叶片上的活动叶片,使风叶得到最大的风动效率。 

Claims (4)

1.多级可变风动叶片,它包括转轴、叶片,其特征是:在转轴上方的水平方向角度均匀地设有若干套并列的横杆,在并列横杆的末端设有与并列横杆垂直的叶片;所述横杆为多级可伸缩。
2.根据权利要求1所述多级可变风动叶片,其特征是:所述叶片的上下两端设有挡板,叶片的左右两侧稍微前倾形成弧面,叶片上纵向设有若干活动叶片,活动叶片的开口角度为45度。
3.根据权利要求1所述多级可变风动叶片,其特征是:在转轴上方的水平方向角度均匀地设有六套并列横杆;横杆为两级伸缩。
4.根据权利要求2所述多级可变风动叶片,其特征是:叶片上纵向设有五页活动叶片,活动叶片的开口角度为45度。 
CN2010205301765U 2010-09-09 2010-09-09 多级可变风动叶片 Expired - Fee Related CN201778951U (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105332857A (zh) * 2014-08-12 2016-02-17 吴德礼 一种全风向帆式风力发电装置
CN107871446A (zh) * 2017-12-22 2018-04-03 苏州凯基文化传播有限公司 一种旋转式路灯广告展示设备
CN108825431A (zh) * 2018-06-15 2018-11-16 骆立宏 风能发电装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105332857A (zh) * 2014-08-12 2016-02-17 吴德礼 一种全风向帆式风力发电装置
CN107871446A (zh) * 2017-12-22 2018-04-03 苏州凯基文化传播有限公司 一种旋转式路灯广告展示设备
CN108825431A (zh) * 2018-06-15 2018-11-16 骆立宏 风能发电装置

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Granted publication date: 20110330

Termination date: 20160909