CN202165212U - Wind wheel structure of vertical axis wind turbine - Google Patents

Wind wheel structure of vertical axis wind turbine Download PDF

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Publication number
CN202165212U
CN202165212U CN2011202282343U CN201120228234U CN202165212U CN 202165212 U CN202165212 U CN 202165212U CN 2011202282343 U CN2011202282343 U CN 2011202282343U CN 201120228234 U CN201120228234 U CN 201120228234U CN 202165212 U CN202165212 U CN 202165212U
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bearing
blade
wind wheel
connecting piece
vertical axis
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CN2011202282343U
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邓允河
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GUANGZHOU YATU NEW ENERGY TECHNOLOGY Co Ltd
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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

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Abstract

一种垂直轴风力发电机风轮结构，垂直轴风力发电机包括塔柱，塔柱上设有一个以上的发电单元，发电单元包括发电机、风轮、第一轴承、第二轴承、第三轴承和第四轴承，风轮上端与所述第一轴承外圈连接，风轮下端与第二轴承外圈连接，发电机转子上端与第三轴承外圈连接，发电机转子下端与第四轴承连接，第二轴承与第三轴承之间设有联轴器连接；第一轴承外圈与第二轴承外圈之间设有传递力矩的连接件；风轮呈Φ形，风轮主要由二片以上均匀分布的叶片组成；叶片与连接件之间设有一根以上的支臂，支臂的一端与叶片固定连接，另一端与连接件固定连接。本实用新型中，叶片的迎风面受力更好，叶片的结构具有更大的强度。

A wind wheel structure of a vertical axis wind power generator. The vertical axis wind power generator includes a tower column, and more than one power generation unit is arranged on the tower column. The power generation unit includes a generator, a wind wheel, a first bearing, a second bearing, a third bearing and the fourth bearing, the upper end of the wind wheel is connected to the outer ring of the first bearing, the lower end of the wind wheel is connected to the outer ring of the second bearing, the upper end of the generator rotor is connected to the outer ring of the third bearing, and the lower end of the generator rotor is connected to the fourth bearing There is a coupling connection between the second bearing and the third bearing; there is a connecting piece for transmitting torque between the outer ring of the first bearing and the outer ring of the second bearing; the wind wheel is Φ-shaped, and the wind wheel is mainly composed of two It is composed of uniformly distributed blades above the blade; more than one support arm is arranged between the blade and the connecting piece, one end of the support arm is fixedly connected with the blade, and the other end is fixedly connected with the connecting piece. In the utility model, the force on the windward side of the blade is better, and the structure of the blade has greater strength.

Description

A kind of vertical axis aerogenerator wind wheel structure
Technical field
The utility model relates to vertical axis aerogenerator, especially the blade structure of wind wheel.
Background technique
At present, vertical axis aerogenerator blade shape in different poses and with different expressions, like sector structure, sail shape structure, Φ shape structure etc.; In these blade structures, Φ shape structure is the highest to utilization ratio of wind energy, in the existing vertical axis aerogenerator; The general blade that all adopts Φ shape structure, but, the load on the blade is in the continuous variation because the variation of wind speed, wind direction is variable; Therefore, under the high wind state, the blade of vertical axis aerogenerator is probably damaged because of insufficient strength.
Summary of the invention
The utility model technical problem to be solved provides a kind of vertical axis aerogenerator wind wheel structure, and the windward side of blade is stressed better, and the structure of blade has bigger intensity.
For solving the problems of the technologies described above; The technological scheme of the utility model is: a kind of vertical axis aerogenerator wind wheel structure; Said vertical axis aerogenerator comprises king-post, and said king-post is provided with more than one generator unit, and said generator unit comprises generator, wind wheel, clutch shaft bearing, second bearing, the 3rd bearing and the 4th bearing of external rotor; The inner ring fixed cover of said clutch shaft bearing, second bearing, the 3rd bearing and the 4th bearing is on said king-post; Said wind wheel upper end is connected with said clutch shaft bearing outer ring, and the wind wheel lower end is connected with said second bearing outer ring, and the generator amature upper end is connected with said the 3rd bearing outer ring; The generator amature lower end is connected with said the 4th bearing, is provided with coupling between said second bearing and the 3rd bearing and is connected; Be provided with the link of carry-over moment between the said clutch shaft bearing outer ring and second bearing outer ring; Said wind wheel is Φ shape, and said wind wheel mainly is made up of equally distributed blade more than two; Be provided with the support arm more than between said blade and the link, an end of said support arm is connected with said vanes fixed, and the other end is fixedly connected with said link.In the utility model, the windward side of blade is stressed better, and the structure of blade has bigger intensity.
As improvement, said link comprises the hollow steel pipe that is circle distribution more than two.
As improvement, said link comprises and is up and down the connecting ring that distributes more than one that said connecting ring connects said steel pipe successively, said steel pipe and connecting ring formation cage-shaped structure.Because the wind speed of blade upper end and the wind speed of blade lower end are often different; The upper end wind speed generally the wind speed than the lower end is big, thereby can cause blade when rotated the upper end speed faster than the speed of lower end, but since blade be a total; The top and bottom of blade must have synchronous rotating speed; So blade might be distorted, thereby destroys the best wind-exposuring area of blade, reduces the right utilization ratio of wind energy of blade.The design of mouse cage is arrived the blade lower end for the moment of transmitting the blade upper end just, makes blade in rotary course, reduces the blade twist degree as much as possible.
As improvement, said link comprises the connecting sheet that is evenly distributed on said king-post periphery more than two, and said connecting sheet one end is distributed on the same big circumference, and the other end is distributed on the same small circumference, and connecting sheet is obliquely installed along sense of rotation.
As improvement, said link comprises and is up and down the connecting ring that distributes more than one that said connecting ring connects said connecting sheet successively, said connecting sheet and connecting ring formation cage-shaped structure.
As improvement, the cross section of said blade is water droplet shape small in ends broad in the middle, and a wherein end wherein small in ends is a nose circle, and the other end is most advanced and sophisticated.The blade of this kind shape is high to utilization ratio of wind energy.
As improvement, the shape of cross section of said support arm is similar with said leaf cross-section shape.The blade rotation drives support arm and rotates together, in rotary course, can not influence the force structure of whole blade for making support arm, and the shape of cross section of design support arm is similar with the shape of cross section of blade.
As improvement, be provided with drag-line between said link and the said support arm and be connected, the effect of drag-line is the vibration that reduces blade.
The beneficial effect that the utility model is compared with prior art brought is:
Be provided with the support arm more than between blade and the link, the design of support arm makes the windward side of blade stressed better, and the structure of blade has bigger intensity; Be provided with drag-line between blade and the support arm and be connected, the effect of drag-line is the vibration that reduces blade; The design of mouse cage can reduce the degreeof tortuosity of blade in rotary course.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model sectional view.
Fig. 3 is the cage-shaped structure schematic representation.
Fig. 4 is embodiment's 2 mouse cage three-dimensional structure schematic representation.
Fig. 5 is embodiment's 2 cage-shaped structure front views.
Fig. 6 is the A-A sectional view of Fig. 5.
Embodiment
Below in conjunction with Figure of description the utility model is further specified.
Like Fig. 1, shown in 2, a kind of vertical axis aerogenerator wind wheel structure, said vertical axis aerogenerator comprises king-post 16, said king-post 16 is provided with more than one generator unit, in the present embodiment, only is provided with a generator unit on the said king-post 16.Said generator unit comprises generator 1, wind wheel 2, clutch shaft bearing 3, second bearing 4, the 3rd bearing 5 and the 4th bearing 6 of external rotor; Inner stator 22 fixed covers of said generator 1 are on said king-post 16; The inner ring fixed cover of said clutch shaft bearing 3, second bearing 4, the 3rd bearing 5 and the 4th bearing 6 is on said king-post 16; Said wind wheel 2 upper ends are connected with said clutch shaft bearing 3 outer rings through adpting flange 13; Wind wheel 2 lower ends are connected with said second bearing 4 outer rings through adpting flange 13, and generator amature 11 upper ends are connected with said the 3rd bearing 5 outer rings through cone-shaped flange 15, and generator amature 11 lower ends are connected with said the 4th bearing 6 through cone-shaped flange 15; Be provided with coupling 14 between second bearing 4 and the 3rd bearing 5 and be connected, wind wheel 2 and generator 1 rotor can be synchronized with the movement.As shown in Figure 3; Be provided with the link of carry-over moment between said clutch shaft bearing 3 outer rings and second bearing, 4 outer rings; Said link comprises the hollow steel pipe 9 that is circle distribution more than two and is the connecting ring 10 that distributes up and down more than one; Said connecting ring 10 connects said steel pipe 9 successively, constitutes cage-shaped structure.Said wind wheel 2 is Φ shape, and said wind wheel 2 mainly is made up of equally distributed blade 21 more than two, in the present embodiment; Wind wheel 2 is made up of two blades that are symmetrically set 21; Be provided with the support arm 7 more than between said blade 21 and the link, in the present embodiment, be provided with two support arms 7 altogether; The top and bottom that are arranged on blade 21 of described two support arms, 7 symmetries; One end of said support arm 7 is fixedly connected with said blade 21, and the other end is fixedly connected with said steel pipe 9, and is provided with drag-line 8 between said steel pipe 9 and the said support arm 7 and is connected.The cross section of said blade 21 is water droplet shape small in ends broad in the middle, and a wherein end wherein small in ends is a nose circle, and the other end is most advanced and sophisticated, and the shape of cross section of said support arm 7 is similar with the shape of cross section of said blade.
Be provided with the support arm 7 more than between blade 21 and the steel pipe 9, the design of support arm 7 makes the windward side of blade 21 stressed better, and the structure of blade has bigger intensity; Be provided with drag-line between blade and the support arm 7 and be connected, the effect of drag-line is the vibration that reduces blade; The design of mouse cage can reduce the degreeof tortuosity of blade in rotary course.
Embodiment 2
As shown in Figs. 4-6; Different is with embodiment 1; Said cage-shaped structure comprises the connecting sheet 14 and more than one connecting ring 10 more than two, and said connecting sheet 14 is evenly distributed on said king-post periphery, and said connecting sheet 14 1 ends are distributed on the same big circumference; The other end is distributed on the same small circumference, and connecting sheet 14 is obliquely installed along sense of rotation.Said connecting ring is distribution up and down, and said connecting ring connects said connecting sheet 14 successively and constitutes cage-shaped structure.The upper end of connecting sheet 14 is connected with the clutch shaft bearing outer ring through adpting flange 13, and the lower end of connecting sheet 14 is connected with the outer ring of second bearing through adpting flange 13.

Claims (8)

1.一种垂直轴风力发电机风轮结构，所述垂直轴风力发电机包括塔柱，所述塔柱上设有一个以上的发电单元，所述发电单元包括外转子的发电机、风轮、第一轴承、第二轴承、第三轴承和第四轴承，所述第一轴承、第二轴承、第三轴承和第四轴承的内圈固定套在所述塔柱上，所述风轮上端与所述第一轴承外圈连接，风轮下端与所述第二轴承外圈连接，发电机转子上端与所述第三轴承外圈连接，发电机转子下端与所述第四轴承连接，所述第二轴承与第三轴承之间设有联轴器连接；所述第一轴承外圈与第二轴承外圈之间设有传递力矩的连接件；所述风轮呈Φ形，所述风轮主要由二片以上均匀分布的叶片组成；其特征在于：所述叶片与连接件之间设有一根以上的支臂，所述支臂的一端与所述叶片固定连接，另一端与所述连接件固定连接。 1. A wind wheel structure of a vertical-axis wind-driven generator, said vertical-axis wind-driven generator comprising a tower column, said tower column being provided with more than one power generation unit, said power generation unit comprising a generator of an outer rotor, a wind wheel , the first bearing, the second bearing, the third bearing and the fourth bearing, the inner rings of the first bearing, the second bearing, the third bearing and the fourth bearing are fixedly sleeved on the tower, and the wind wheel The upper end is connected to the outer ring of the first bearing, the lower end of the wind wheel is connected to the outer ring of the second bearing, the upper end of the generator rotor is connected to the outer ring of the third bearing, and the lower end of the generator rotor is connected to the fourth bearing, A coupling is provided between the second bearing and the third bearing; a connecting piece for transmitting torque is provided between the outer ring of the first bearing and the outer ring of the second bearing; the wind wheel is Φ-shaped, and the The wind wheel is mainly composed of more than two uniformly distributed blades; it is characterized in that: more than one arm is arranged between the blade and the connecting piece, one end of the arm is fixedly connected to the blade, and the other end is connected to the blade. The connecting piece is fixedly connected. 2.根据权利要求1所述的一种垂直轴风力发电机风轮结构，其特征在于：所述连接件包括两根以上呈圆周分布的空心钢管。 2 . The wind rotor structure of a vertical axis wind power generator according to claim 1 , wherein the connecting member comprises more than two hollow steel pipes distributed in a circle. 3 . 3.根据权利要求2所述的一种垂直轴风力发电机风轮结构，其特征在于：所述连接件包括一个以上呈上下分布的连接环，所述连接环依次连接所述钢管，所述钢管和连接环构成鼠笼结构。 3. The wind wheel structure of a vertical axis wind power generator according to claim 2, characterized in that: the connecting piece comprises more than one connecting ring distributed up and down, and the connecting ring is connected to the steel pipe in turn, and the connecting ring Steel pipes and connecting rings form a squirrel cage structure. 4.根据权利要求1所述的一种垂直轴风力发电机风轮结构，其特征在于：所述连接件包括两根以上均匀分布在所述塔柱周边的连接片，所述连接片一端分布在同一大圆周上，另一端分布在同一小圆周上，且连接片沿旋转方向倾斜设置。 4. The wind wheel structure of a vertical axis wind turbine according to claim 1, wherein the connecting piece includes more than two connecting pieces evenly distributed around the tower column, and one end of the connecting piece is distributed On the same large circle, the other ends are distributed on the same small circle, and the connecting piece is arranged obliquely along the rotation direction. 5.根据权利要求4所述的一种垂直轴风力发电机风轮结构，其特征在于：所述连接件包括一个以上呈上下分布的连接环，所述连接环依次连接所述连接片，所述连接片和连接环构成鼠笼结构。 5. The wind rotor structure of a vertical axis wind turbine according to claim 4, wherein the connecting piece comprises more than one connecting ring distributed up and down, and the connecting rings are sequentially connected to the connecting pieces, so that The connecting piece and the connecting ring constitute a squirrel cage structure. 6.根据权利要求1所述的一种垂直轴风力发电机风轮结构，其特征在于：所述叶片的横截面呈中间大两端小的水滴形，其中两端小的其中一端为圆端，另一端为尖端。 6. The wind wheel structure of a vertical axis wind power generator according to claim 1, wherein the cross section of the blade is in the shape of a water drop with a large middle and small ends, and one of the two smaller ends is a round end , with the tip at the other end. 7.根据权利要求1或6所述的一种垂直轴风力发电机风轮结构，其特征在于：所述支臂的横截面形状与所述叶片的横截面形状相似。 7. The rotor structure of a vertical axis wind turbine according to claim 1 or 6, wherein the cross-sectional shape of the support arm is similar to the cross-sectional shape of the blade. 8.根据权利要求1所述的一种垂直轴风力发电机风轮结构，其特征在于：所述连接件与支臂之间设有拉索连接。 8 . The wind wheel structure of a vertical axis wind power generator according to claim 1 , wherein a cable is connected between the connecting piece and the support arm. 9 .
CN2011202282343U 2011-06-30 2011-06-30 Wind wheel structure of vertical axis wind turbine Expired - Lifetime CN202165212U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013053251A1 (en) * 2011-10-14 2013-04-18 Deng Yunhe Verticalshaft wind motor
WO2013189104A1 (en) * 2012-06-21 2013-12-27 Deng Yunhe Wind wheel structure of vertical axis wind turbine and assembly method thereof
CN108825441A (en) * 2018-07-27 2018-11-16 马丽萍 The anti-violent typhoon wind power system of floating type high-efficiency

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013053251A1 (en) * 2011-10-14 2013-04-18 Deng Yunhe Verticalshaft wind motor
WO2013189104A1 (en) * 2012-06-21 2013-12-27 Deng Yunhe Wind wheel structure of vertical axis wind turbine and assembly method thereof
CN103511179A (en) * 2012-06-21 2014-01-15 邓允河 Wind wheel structure of vertical axis wind turbine and installation method thereof
CN103511179B (en) * 2012-06-21 2016-08-10 广州雅图新能源科技有限公司 A kind of wind wheel structure of vertical-axis wind driven generator and installation method thereof
CN108825441A (en) * 2018-07-27 2018-11-16 马丽萍 The anti-violent typhoon wind power system of floating type high-efficiency

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Effective date of registration: 20160712

Address after: 510800 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District

Patentee after: GUANGZHOU YATU NEW ENERGY TECHNOLOGY CO., LTD.

Address before: 510800 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District

Patentee before: Deng Yunhe

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Granted publication date: 20120314

CX01 Expiry of patent term