CN102367782B - Vertical-axis wind driven generator - Google Patents

Vertical-axis wind driven generator Download PDF

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Publication number
CN102367782B
CN102367782B CN 201110298754 CN201110298754A CN102367782B CN 102367782 B CN102367782 B CN 102367782B CN 201110298754 CN201110298754 CN 201110298754 CN 201110298754 A CN201110298754 A CN 201110298754A CN 102367782 B CN102367782 B CN 102367782B
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CN
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wind turbine
circular
support member
outer
cylindrical body
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CN 201110298754
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Chinese (zh)
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CN102367782A (en )
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周阳
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上海庆华蜂巢建材有限公司
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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

本发明公开了一种垂直轴风力发电机,包括支撑轴和风轮,所述支撑轴垂直于地面。 The present invention discloses a vertical axis wind turbine, comprising a support shaft and the rotor, the support shaft perpendicular to the ground. 本发明的有益效果是:1. Advantageous effect of the invention is: 1. 风轮叶片可打开,可合上,合上后呈圆柱形,受风面积小,在风力过大时可保护风轮。 The rotor blade may be open, closed, after closing the cylindrical, small wind receiving area, when the wind is too large to protect the wind turbine. 2. 2. 改变了单一风轮结构的固有频率,每层风轮旋转产生的谐波分量相互干扰,阻碍共振发生,同时不同风轮的风轮叶片间气流彼此干扰,阻碍了激振发生,使风轮寿命得到延长。 Changing the natural frequency of a single wind turbine structure, each harmonic component generated by the rotation of the rotor interfere with each other, resonance obstruction, while between different wind turbine rotor blades interfere with each other air flow, hindered excitation occurs, so that the life of the rotor extended. 3. 3. 可将发电机置于地面或较低位置方便维护。 The generator may be placed on the ground or lower position easy maintenance. 4. 4. 可设计成内转子或者外转子发电形式,结构灵活。 It may be designed to power the inner rotor or the outer rotor in the form of flexible structures. 5. 5. 上大下小的风轮系统可以更有效地利用风能,同时由于离地面越近风轮的旋转半径越小,使得靠近风力发电机的土地在一定高度范围内可以得到利用。 Small large wind wheel system may be more efficient use of wind energy, and because the smaller the closer the rotor rotation radius from the ground, so that the land adjacent to the wind turbine may be utilized within a certain height range.

Description

一种垂直轴风力发电机 A vertical axis wind turbine

技术领域 FIELD

[0001] 本发明涉及一种风力发电机,尤其是一种垂直轴风力发电机。 [0001] The present invention relates to a wind power generator, in particular a vertical axis wind turbine.

背景技术 Background technique

[0002] 把风的动能转变成机械动能,再把机械能转化为电力动能,这就是风力发电。 [0002] lookout kinetic energy into mechanical kinetic energy, then the kinetic energy of the mechanical energy into electricity, which is wind power. 风力发电的原理,是利用风力带动风车叶片旋转,再透过增速机将旋转的速度提升,来促使发电机发电。 Principle wind power using wind driving the windmill blade rotation, through booster engine rotational speed increases, to cause the generator to generate electricity. 依据目前的风车技术,大约是每秒三米的微风速度便可以开始发电。 According to the current windmill technology, which is about three meters per second, the speed of breeze can start to generate electricity. 风力发电正在世界上形成一股热潮,因为风力发电不需要使用燃料,也不会产生辐射或空气污染,是一种环保的能源获得方式。 Wind power is forming a craze in the world, because the wind does not require the use of fuel, it does not produce air pollution or radiation, it is an environmentally friendly way to obtain energy. 公知的风力发电机一般分为水平轴风力发电机和垂直轴风力发电机,水平轴风力发电机受风向变化影响较大,一般要加装风轮转向装置才能适应风向变化,使其机械结构复杂,且有能量损耗在风轮转向过程中。 Known wind turbine generators are generally divided into the horizontal axis wind and the vertical axis wind turbine, the horizontal axis wind turbine influenced by changes in wind direction, wind turbine installation generally steering system to adapt to changes in wind direction, so that the mechanical structure is complicated , and the energy loss in the course of turning the rotor. 垂直轴风力发电机受风向变化影响较小,风能利用率较高,但是由于其风能利用率较高造成对风轮结构强度的要求较高,在风力过大时容易损坏。 Vertical axis wind turbine by the wind direction changes little effect, high utilization of wind energy, but because of its higher utilization of wind energy results in higher structural strength requirements of the wind wheel, easily damaged when the wind is excessively strong.

发明内容 SUMMARY

[0003] 针对现有垂直轴风力发电机所存在的问题,本发明提供一种风轮叶片可闭合的垂直轴风力发电机。 [0003] For the conventional vertical axis wind turbine the problems, the present invention provides a vertical axis wind turbine A wind turbine blade can be closed.

[0004] 本发明解决技术问题所采用的技术方案为: [0004] Solving the problem of the present invention is used are:

[0005] 一种垂直轴风力发电机,包括支撑轴和风轮,所述支撑轴垂直于地面,所述风轮旋转方向与地面平行,所述风轮与所述支撑轴连接,其中,所述风轮包括一对平行设置的扁平状支撑部件,所述一对支撑部件横截面中心设有通孔; [0005] A vertical axis wind turbine, comprising a support shaft and the rotor, the support shaft perpendicular to the ground, the wind wheel rotating direction parallel to the ground, the wind turbine is connected to the support shaft, wherein said the rotor comprises a pair of flat-shaped support member disposed in parallel, the cross-sectional center a pair of support members is provided with a through hole;

[0006] 所述支撑轴横截面形状与所述一对支撑部件横截面中心的通孔匹配,所述支撑轴插入所述一对支撑部件横截面中心的通孔,并贯穿所述一对支撑部件,称位于所述支撑轴上部的支撑部件为上支撑部件,位于所述支撑轴下部的支撑部件为下支撑部件; [0006] The cross-sectional shape of the support shaft and the through hole matched pair of support members of the cross-sectional center of the supporting shaft is inserted into the through-hole of the pair of cross-sectional center support member and through the pair of support member, said shaft of said support member supporting the upper portion of the support member, said support member supporting the shaft for the lower portion of the lower support member;

[0007] 所述一对支撑部件之间设有长条状叶片,所述叶片有多片,所述多片叶片一端与所述上支撑部件连接且连接部位均匀分布于所述上支撑部件横截面周向,另一端与所述下支撑部件连接且连接部位均匀分布于所述下支撑部件横截面周向; [0007] The pair of elongated blades provided between the support member, a plurality of the blade plate, the supporting member of the plurality of blades connected to one end of the upper connecting portion and uniformly distributed in the upper horizontal support member the circumferential cross-section, and the other end connected to said lower support member and a connection portion uniformly distributed in the cross section of the lower support member in the circumferential direction;

[0008] 所述长条状叶片包括上端面、下端面、迎风面和受风面; [0008] The elongated blade includes an upper end surface, lower end surface, and the windward side of the wind surface;

[0009] 所述多片叶片的上端面于迎风面一侧边线围成所述上支撑部件横截面周线形状,所述多片叶片下端面于迎风面一侧边线围成所述下支撑部件横截面周线形状; [0009] The upper end face of the blades on the windward edge of the upper support member enclosed by the cross-sectional contour shape of the end face on the windward edge of the lower enclosed in said plurality of blades a support member shaped cross-sectional contour;

[0010] 所述多片叶片的受风面围成腔体,所述腔体容纳所述支撑轴,且不妨碍所述支撑轴自由转动; [0010] The wind receiving surface of the blades enclosed cavity, the cavity receiving the support shaft and does not interfere with the free rotation of the support shaft;

[0011] 所述多片叶片中的每片叶片与所述上支撑部件及所述下支撑部件连接部位有旋 Each blade [0011] The multi-leaf sheet supporting member and the upper connection site, and said support member has a lower spin

转装置; Switch means;

[0012] 所述旋转装置内设有定位部件,所述定位部件锁定所述旋转装置。 [0012] The rotating means are equipped with positioning means, said positioning means of the rotary locking member.

[0013] 上述垂直轴风力发电机,其中,所述一对平行设置的扁平状支撑部件为圆环形且大小相同,所述叶片为柱形体; [0013] The vertical axis wind turbine, wherein the pair of flat parallel support members and arranged in a circular ring of the same size, the blade is a cylindrical body;

[0014] 所述圆环形支撑部件以多条连接其外圆和内圆的等分线分成与所述多片叶片数相同个等分,取其中一条等分线称为当前等分线,所述当前等分线与所述圆环形支撑部件外圆的交点称为所述当前等分线的外节点,所述圆环形支撑部件外圆上所述当前等分线的外节点的逆时针方向的前一个由其他等分线与所述外圆相交形成的外节点称为所述当前等分线的前节点; The [0014] annular support member which is connected to the bisector of the outer and inner circle divided into a number of pieces of the same aliquot plurality of blades, wherein a bisector referred take this bisector, aliquots of the current line and the intersection of the circular outer annular support member of the current node is referred to as outer bisector of the current node outer bisector of the upper support member outer circular before a counterclockwise direction to the nodes of the other with the outer bisector formed by the intersection of the current node is referred to as the front of the bisector;

[0015] 所述柱形体任一端面包括头部和尾部,所述头部为圆形,所述圆形头部直径等于所述圆环形支撑部件的外圆半径减去内圆半径之差,所述圆形头部的圆心位于一条所述等分线中点,称一端面圆形头部位于所述当前等分线中点的柱形体为当前柱形体,该端面为当前端面,称当前柱形体沿圆环形支撑部件逆时针方向的第一个所述柱形体为第二柱形体,称当前柱形体沿圆环形支撑部件逆时针方向的第二个所述柱形体为第三柱形体,所述当前等分线的外节点通过一条圆弧与所述当前等分线的前节点相连称为外圆弧,做一圆形,使该圆形与所述当前端面的所述圆形头部外切,与所述第二柱形体的与所述当前端面同一平面内的端面的所述圆形头部内切,并与所述第三柱形体的与所述当前端面同一平面内的端面的所述圆形头部外切,以该圆形与所述当前端面 [0015] The difference between the end surface of a cylindrical body within the circle of any radius including head and tail, the head portion is circular, said circular head diameter equal to the outer annular support member by subtracting a radius , centered on the center of the circular head of the bisector a midpoint, a head located at said one end face of the circular cylindrical body aliquots current midpoint of the line current cylindrical body, the end surface of this end face, said a first cylindrical body of said cylindrical body along this annular support member is a second cylindrical body in the counterclockwise direction, said cylindrical body along this annular support member in the counterclockwise direction of said second cylindrical body is a third cylindrical body, the outer current node by an arc bisector to the current node coupled to the bisector is called a front outer arc, to make a circular, so that the circular end face of the current circular head circumscribed with the second cylindrical body with the cutting end face of said end surface current within the same plane circular head, and the third cylindrical body and the end face of the same current the outer circular head portion end surface in the plane of the cut, with the circular end face of the current 的所述圆形头部的切点至所述当前等分线的前节点截取圆弧,称该段圆弧为内圆弧,所述外圆弧与所述内圆弧于所述当前等分线的前节点处相交形成所述当前端面的尾部,所述外圆弧半径与所述圆环形支撑部件外圆半径相等,所述外圆弧与所述内圆弧及所述圆形头部自所述当前等分线外节点顺时针至所述内圆弧与所述圆形头部切点处截取的圆弧围成所述当前端面; The tangent point of the circular head to the bisector of the current node taken before the arc, said inner arc of the arcuate segment, an arc of the outer circular arc to the current and the like of the inner front nodal lines formed by the intersection points at the tail end face of the current, is equal to the outer radius of the arc of the outer radius of the annular support member, the outer and the inner circular arc of the circular arc and an outer head portion from the bisector of the current node with an arc clockwise to the inner head portion at a tangent point of the circular arc taken enclosing said end surface current;

[0016] 所述任一柱形体上下端面的圆形头部圆心与相邻的所述支撑部件铰接,所述任一柱形体以其所述上下端面的圆形头部的圆心连线为轴枢转。 [0016] The center body rounded head according to any one of the upper and lower end faces of the support posts adjacent to the hinge member, said any one of said cylindrical body with its rounded head connecting the centers of the upper and lower end of the pivot axis.

[0017] 上述垂直轴风力发电机,其中,所述任一柱形体与所述支撑部件铰接部位设有与所述柱形体联动的从动齿轮,所述从动齿轮平行于所述支撑部件,且与其所属柱形体的任一端面的圆形头部同心,所述支撑轴设有驱动齿轮,所述从动齿轮与所述驱动齿轮啮合。 [0017] The vertical axis wind turbine, wherein any one of said cylindrical body and said support member is provided with a hinge portion of said cylindrical body and driven gear linkage, the driven gear parallel to said support member, and its cylindrical body concentric circular head belongs to any one of the end faces of the support shaft is provided with a driving gear, a driven gear meshed with the drive gear.

[0018] 上述垂直轴风力发电机,其中,所述风轮有多个,所述多个风轮同心,所述多个风轮旋转方向相互平行,所述多个风轮以相同的角速度旋转。 [0018] The vertical axis wind turbine, wherein the wind turbine has a plurality, the plurality of concentric wind turbine, said wind turbine plurality of mutually parallel rotational direction, the plurality of wind turbine rotate at the same angular velocity .

[0019] 上述垂直轴风力发电机,其中,还包括发电机,所述发电机置于所述支撑轴底部,所述发电机通过传动机构与所述风轮连接。 [0019] The vertical axis wind turbine, wherein further comprising a generator disposed in the bottom of the support shaft, connected to the generator of the wind wheel through a transmission mechanism.

[0020] 上述垂直轴风力发电机,其中,还包括发电机,所述发电机包括转子和定子,所述转子由所述风轮形成,所述定子设于所述支撑轴上。 [0020] The vertical axis wind turbine, wherein further comprising a generator, the generator comprising a rotor and a stator, the rotor is formed by the wind turbine, the stator is provided on the support shaft.

[0021] 上述垂直轴风力发电机,其中,所述多个风轮于垂直方向相互紧贴。 [0021] The vertical axis wind turbine, wherein the plurality of wind turbine close to each other in the vertical direction.

[0022] 上述垂直轴风力发电机,其中,所述多个风轮的支撑部件大小相同,所述多个风轮的叶片数不同。 [0022] The vertical axis wind turbine, wherein the plurality of support members of a wind turbine of the same size, the plurality of different numbers of wind turbine blades.

[0023] 上述垂直轴风力发电机,其中,所述多个风轮中于最上部的风轮的叶片数为2片,往下依次每个风轮的叶片数增加I片。 [0023] The vertical axis wind turbine, wherein the number of the plurality of wind turbine blades in the wind turbine of the uppermost sheet 2, each turn down the wind turbine blades to increase the number of I-slices.

[0024] 上述垂直轴风力发电机,其中,所述风轮有5个、6个或者7个。 [0024] The vertical axis wind turbine, wherein the wind turbine has five, six or seven.

[0025] 本发明的有益效果是: [0025] Advantageous effects of the present invention are:

[0026] 1.风轮叶片可打开,可合上,合上后呈圆柱形,受风面积小,在风力过大时可保护风轮。 [0026] 1. The rotor blade may be open, closed, after closing the cylindrical, small wind receiving area, when the wind is too large to protect the wind turbine. [0027] 2.改变了单一风轮结构的固有频率,每层风轮旋转产生的谐波分量相互干扰,阻碍共振发生,同时不同风轮的风轮叶片间气流彼此干扰,阻碍了激振发生,使风轮寿命得到延长。 [0027] 2. Changing the natural frequency of the wind turbine unitary structure, each harmonic component generated by the rotation of the rotor interfere with each other, resonance obstruction, while between different wind turbine rotor blades interfere with each other in airflow, hindered excitation occurs the wind turbine that was extended life.

[0028] 3.可将发电机置于地面或较低位置方便维护。 [0028] 3. The generator may be placed on the ground or lower position easy maintenance.

[0029] 4.可设计成内转子或者外转子发电形式,结构灵活。 [0029] 4. The inner rotor may be designed in the form of power or the outer rotor, flexible structure.

[0030] 5.上大下小的风轮系统可以更有效地利用风能,同时由于离地面越近风轮的旋转半径越小,使得靠近风力发电机的土地在一定高度范围内可以得到利用。 [0030] 5. big small wind turbine system more efficient use of wind energy, and because the smaller the closer the rotor rotation radius from the ground, so that the land adjacent to the wind turbine may be utilized within a certain height range.

附图说明 BRIEF DESCRIPTION

[0031] 图1是本发明一种垂直轴风力发电机的立体结构示意图; [0031] FIG. 1 is a perspective schematic structural view of a vertical axis wind turbine of the present invention;

[0032] 图2是本发明一种垂直轴风力发电机风轮叶片为三片时风轮的俯视结构示意图; [0032] FIG. 2 is a schematic top view of three sheet structures of the rotor vertical axis wind turbine rotor blade of the present invention;

[0033] 图3是本发明一种垂直轴风力发电机的叶片旋转装置的结构示意图; [0033] FIG. 3 is a schematic diagram of the present invention for a vertical axis wind turbine blade rotating device;

[0034] 图4是本发明一种垂直轴风力发电机的叶片锁定装置的的结构示意图。 [0034] FIG. 4 is a schematic structural diagram of a vertical axis wind turbine blade locking device according to the present invention.

具体实施方式 detailed description

[0035] 下面结合附图和具体实施例对本发明作进一步说明,但不作为本发明的限定。 [0035] The following Examples and specific embodiments of the present invention will be further described in conjunction with the accompanying drawings, are not limitative of the present invention.

[0036] 如图1、图2、图3和图4所示本发明一种垂直轴风力发电机,包括支撑轴I和风轮2,支撑轴I垂直于地面,风轮2旋转方向与地面平行,风轮2与支撑轴I连接,其中,风轮2包括一对平行设置的扁平状支撑部件21,一对支撑部件21横截面中心设有通孔211 ; [0036] 1, 2, 3 and 4 shown in the present invention, one kind of vertical axis wind turbine, comprising a support shaft I and the rotor 2, I support shaft perpendicular to the ground, the rotational direction of the fan wheel 2 parallel to the ground , wind wheel 2 is connected to the support shaft I, wherein, the rotor 2 comprises a flat support member 21 a pair of parallel disposed, a pair of cross-section of the central support member 21 is provided with a through hole 211;

[0037] 支撑轴I横截面形状与一对支撑部件21横截面中心的通孔匹配211,支撑轴I插入一对支撑部件21横截面中心的通孔211,并贯穿一对支撑部件21,称位于支撑轴I上部的支撑部件21为上支撑部件2101,位于支撑轴I下部的支撑部件21为下支撑部件2102 ; [0037] The support shaft I cross-sectional shape with a pair of through holes 21 cross-sectional center of the supporting member match 211, the support shaft I is inserted into the pair of through holes 21 cross-sectional center of the supporting member 211, and through a pair of support members 21, said the supporting shaft supporting member 21 to the upper portion of I on the support member 2101, a lower portion of the supporting member supporting shaft 21 is I lower support member 2102;

[0038] 一对支撑部件21之间设有长条状叶片22,叶片22有多片,多片叶片22 —端与上支撑部件2101连接且连接部位均匀分布于上支撑部件2102横截面周向,另一端与下支撑部件2101连接且连接部位均匀分布于所述下支撑部件横截面周向; With elongated blade 22, the blade 22 between the plurality pieces 21 [0038] a pair of support members, a plurality of blades 22 - 2101 connected to the upper end of the support member and the connection portion uniformly distributed in a cross sectional circumferential direction of the support member 2102 , and the other end connected to the support member 2101 and the lower connection site uniformly distributed in the cross section of the lower support member in the circumferential direction;

[0039] 长条状叶片22包括上端面2201、下端面2202、迎风面2203和受风面2204 ; [0039] The elongated blade 22 includes an upper end surface 2201 and lower end surfaces 2202, 2203 and the windward side of the wind receiving surface 2204;

[0040] 多片叶片22的上端面2201于迎风面2203 —侧边线围成上支撑部件2101横截面周线形状,多片叶片22下端面2202于迎风面2203 —侧边线围成下支撑部件2102横截面周线形状; The [0040] plurality of blades 22 on the windward side end surface 2201 2203-- side line enclosed by the support member 2101 cross-sectional shape of the contour, the plurality of blades 22 on the windward side of the end surface 2202 2203-- side line enclosed by the lower support member 2102 cross-sectional shape of the circumferential line;

[0041] 多片叶片22的受风面2204围成腔体,腔体容纳支撑轴I,且不妨碍所述支撑轴I Wind receiving surface [0041] 2204 of the blades 22 enclosed cavity, the cavity receiving the support shaft I, and does not interfere with the support shaft I

自由转动; Rotatably;

[0042] 多片叶片22中的每片叶片22与上支撑部件2101及下支撑部件2102连接部位有 [0042] Each blade 22 has a plurality of blades 22 and the upper support member 2101 and a lower support member 2102 connection site

旋转装置; Rotating means;

[0043] 旋转装置内设有定位部件,定位部件锁定旋转装置。 [0043] The rotating means are equipped with positioning member, the positioning member rotation locking means.

[0044] 本发明的原理是,多片叶片22通过旋转装置围拢时整个风轮2呈柱形或者台形,在风力较大时可降低受风面积,保护风轮2。 [0044] The principles of the present invention, when the plurality of blades 22 surrounding the entire apparatus by rotating the rotor 2 has a columnar shape or station, can reduce the area of ​​the wind when the wind is large, the protective wind wheel 2. 本发明可以制成传统的内转子形发电机也可制成外转子型发电机,当制成内转子型发电机时风轮2与转轴I同时转动成为转子,并设置额外的定子,制成外转子型发电机时可将风轮2设置为转子,转轴I设置为定子即可实现外转子型发电机。 The present invention may be made of conventional inner rotor type generator can also be made outer rotor type generator is made when the inner rotor 2 and the wind turbine-generator shaft be rotated while the rotor I, and an additional set of stator made 2 may be arranged to wind round the outer rotor type generator rotor, a stator disposed shaft I to achieve an outer rotor type generator. [0045] 进一步的,一对平行设置的扁平状支撑部件21为圆环形且大小相同,叶片22为柱形体; [0045] Further, a pair of flat-shaped supporting member 21 disposed in parallel and the same size as the circular blade 22 is a cylinder;

[0046] 圆环形支撑部件21以多条连接其外圆211和内圆212的等分线分成与多片叶片22数相同个等分,取其中一条等分线称为当前等分线213,当前等分线213与圆环形支撑部件21外圆211的交点称为当前等分线213的外节点2131,圆环形支撑部件21外圆211上当前等分线213的外节点2131的逆时针方向的前一个由其他等分线与外圆211相交形成的外节点称为当前等分线213的前节点2132 ; [0046] The annular support member 21 which is connected to the bisector 211 and the outer circle 212 is divided into a plurality of the same number of blades 22 and a plurality aliquot sheet, whichever one is called the current bisector bisector 213 current bisectors 213 and outer annular support member 21 is called an intersection 211 of the current node outer bisector 213 2131 21 outer annular support member 211 on the current node external bisector 213 2131 before a counterclockwise direction to the nodes formed by another bisector 211 intersects with the outer bisector of the current node called the front 213 of 2132;

[0047] 柱形体任一端面包括头部2211和尾部2212,头部2211为圆形,圆形头部2211直径等于圆环形支撑部件21的外圆211半径减去内圆212半径之差,圆形头部2211的圆心位于一条等分线中点,称一端面圆形头部2211位于当前等分线213中点的柱形体为当前柱形体221,该端面为当前端面2210,称当前柱形体221沿圆环形支撑部件21逆时针方向的第一个柱形体为第二柱形体222,称当前柱形体沿圆环形支撑部件21逆时针方向的第二个柱形体为第三柱形体223,当前等分线213的外节点2131通过一条圆弧与当前等分线213的前节点相连称为外圆弧2213,做一圆形,使该圆形与当前端面2210的圆形头部2211外切,与第二柱形体222的与当前端面2210同一平面内的端面的圆形头部2211内切,并与第三柱形体223的与当前端面2210同一平面内的端面的圆形头部2211外切,以该圆形与当前端面2210的圆形头部22 [0047] The cylindrical body according to any one end and a tail 2212 includes a head 2211, the head 2211 is circular, the diameter of rounded head 2211 is equal outer annular support member 21 is 211 minus the radius of the inner circle 212 of radius, centered on the center of the circular head 2211 bisector of a midpoint, said head portion 2211 is located in a circular end surface of the cylindrical body 213 current midpoint bisector current cylindrical body 221, the end surface of the end face 2210 of the current, said current column a first body 221 in a counterclockwise circularly cylindrical body 21 an annular support member 222 of the second cylindrical body, said cylindrical body along this annular support member 21 in the counterclockwise direction of the second cylindrical body of the third cylindrical body 223, 213 to the nodes 2131 of the current through the bisector of an arc current before bisector node 213 is connected to an outer arcuate referred 2213, to make a circular, so that the circular end surface with a circular head 2210 of current exo 2211, 2211 cut and the inner cylindrical body and a second end surface of circular head this end face 222 in the same plane 2210 and the current 2210 and the third column of the same end surface of circular end surface of the head body 223 in the plane an outer cutting portion 2211 to the circular end surface 2210 of the current round head 22 11的切点2133至当前等分线213的前节点2132截取圆弧,称该段圆弧为内圆弧2214,外圆弧2213与内圆弧2214于当前等分线213的前节点2132处相交形成当前端面2210的尾部2212,外圆弧2213半径与圆环形支撑部件21外圆211半径相等,外圆弧2213与内圆弧2214及圆形头部2211自当前等分线213外节点2131顺时针至内圆弧2214与圆形头部2211切点2133处截取的圆弧围成当前端面2210 ; 2133 to the tangent point 11 of the current node bisector 213 2132 taken before the arc, said inner arc of the circular arc section 2214, and the inner arcuate outer arc 2213 2214 2132 prior to the current node 213 bisectors current trailing end surface formed by the intersection 2210 2212, 2213 outer arc radius 21 outer annular support member 211 is equal to the radius of outer arcuate 2214 and 2213 and the inner circular arc 2211 of the head 213 from the current node external bisector 2131 2214 clockwise into the arc tangent point of the circular head 2211, taken at an arc current end surface surrounded 2133 2210;

[0048] 任一柱形体上下端面的圆形头部2211圆心与相邻的支撑部件21铰接,任一柱形体以其上下端面的圆形头部2211的圆心连线为轴枢转。 [0048] The circular head body according to any one of the upper and lower end hinged column 21 and the support member 2211 adjacent to the center, any of a circular cylindrical body with its upper and lower end of the head portion 2211 connecting the centers of the pivot axis.

[0049] 同时叶片22的柱形体结构对一对圆环形支撑部件21起到支撑作用,尤其是柱形体上下端面的圆形头部2211的部位形成的圆柱体形状,可以有效的支撑一对圆环形支撑部件21,分担支撑轴I的受力,延长支撑轴I的使用寿命,且在设计成外转子的场合,可在支撑轴I中设置线圈或者永磁体,由于柱形体分担了支撑轴I的受力,使支承轴I在强度上的要求降低,使整个发电机的设计更加灵活方便。 [0049] 21 simultaneously play a supporting role cylindrical body structure of the blade 22 of the pair of annular support member, in particular a circular cylindrical shape of the head portion of the upper and lower end surfaces of the cylindrical body 2211 is formed, effectively supports a pair of annular support member 21, the support shaft I balancing force, to extend the service life of the support shaft I, and, in the case where the outer rotor is designed to be a permanent magnet or a coil disposed in the support shaft I, since the share of the supporting cylindrical body force shaft I, the support shaft I to reduce the strength required in the design of the whole generator is more flexible and convenient.

[0050] 上述描述是建立在风轮2顺时针转动的基础上,逆时针转动的风轮2只需将上述当前等分线213的前节点2132定义成顺时针方向的前一条等分线于圆环形支撑部件21外圆211的交点,同时将第二柱形体222和第三柱形体223的方向定义在顺时针方向即可。 [0050] The above description is based on the rotation of the wind rotor 2 clockwise, counterclockwise rotation of the wind wheel 2 just prior to a 2132 bisector defined as the clockwise direction before said present node to the bisector 213 intersection outer annular support member 21 is 211, while the direction of the second cylindrical body 222, and a third cylindrical body 223 can be defined in the clockwise direction.

[0051] 进一步的,任一柱形体与支撑部件21铰接部位设有与柱形体联动的从动齿轮23,从动齿轮23平行于支撑部件21,且与其所属柱形体的任一端面的圆形头部同心,支撑轴I设有驱动齿轮11,从动齿轮23与驱动齿轮11啮合。 [0051] Further, any of the cylindrical body portion of the support member 21 is provided with a hinge and driven gear linkage cylindrical body 23, the driven gear 23 parallel to the support member 21, and the circular cylindrical body of the head to which it belongs to any one of the end faces concentric support shaft 11 is provided with I, the driven gear 23 meshed with the driving gear 11 driven gear.

[0052] 以上实施方式可以通过一个驱动装置驱动支撑轴I旋转带动驱动齿轮11,进而带动从动齿轮23转动,从动齿轮23带动叶片22传动,实现叶片11开合,由于叶片22两端都设有从动齿轮23,这样可以使叶片22开合时受力均匀,在叶片22纵向尺寸很大时也能平稳开合。 [0052] The above embodiments may be driven by a driving device support shaft to drive rotation of the drive gear 11 I, so as to drive rotation of the driven gear 23, the driven gear 23 driven by the drive blades 22, 11 to achieve opening and closing of the blade, since the blade 22 are at both ends with the driven gear 23, so that the vane 22 can be uniformly timely opening force, the blade 22 is large longitudinal dimension can smoothly open and close.

[0053] 进一步的,上述实施方式还可以改进成,以驱动装置直接驱动驱动齿轮11,以驱动装置驱动直接驱动齿轮11,使得支撑轴I不须旋转,即可实现叶片22开合,由于风力发电机一般高度较大,支撑轴I通常都较长,驱动支撑轴I旋转会消耗较多能源,设置额外的驱动装置驱动驱动齿轮11可节省能源同时避免支撑轴I因旋转产生磨损。 [0053] Further, the above-described embodiment can be modified to further embodiment, the direct drive means to drive the drive gear 11 to the driving gear directly driving the drive device 11, so that I do not need the support shaft is rotated, opening and closing of the blades 22 can be achieved, since the wind generator generally greater height, the support shaft I is usually longer driving rotation of the support shaft I consume more energy, provided an additional driving means drive gear 11 can save energy while avoiding the rotation of the support shaft due to wear I. 还可以增加控制装置和感应装置,控制装置与驱动装置连接,感应装置与控制装置连接,感应装置感应风速后传递信号至控制装置,控制装置根据当前风速指令控制装置调整叶片22的开合角度,使本发明能提高风能利用效率同时有效保护风轮2。 It may also increase the control means and the sensing means, control means and drive means connected, sensing means and control means connected to transmit a signal to the control device, a control device for adjusting the opening and closing angle of the blade 22 in accordance with the current wind speed instruction sensing means sensing the wind speed, of the present invention can improve the efficiency of wind energy while effectively protecting the wind turbine 2.

[0054] 进一步的,从动齿轮23上可以设置定位销孔231,支撑部件21上可以设置与定位销孔匹配231的定位销子24,还包括伸缩装置,伸缩装置与定位销子24连接,伸缩装置与控制装置连接。 [0054] Further, the driven gear 23 may be provided on the positioning pin hole 231, the support member may be provided with the positioning pin holes 231 matching the positioning pins 24 of 21, further comprising a telescopic device, the telescopic means and the positioning pin 24 is connected, telescopic means connected to the control device. 伸缩装置控制定位销子24伸出或者缩回,定位销子24伸出时插入从动齿轮23上的定位销孔231中,使从动齿轮23无法旋转,进而锁定叶片22以实现定位的功能,定位销子24缩回时动齿轮23解除锁定使叶片22得以转动,由控制装置控制伸缩装置动作使得叶片22的锁定与解除锁定可以远程实现。 Means for controlling the positioning pins 24 telescopically extended and retracted, the driven gear 24 is inserted into the positioning pin extending dowel holes 231 on 23, the driven gear 23 can not rotate, thereby locking the blade 22 in order to achieve the function of positioning when the positioning pin 24 is retracted to unlock the driven gear 23 of the blade 22 is rotated by the control device controls the operation of the telescopic device so that the blade can be locked and unlocked remotely 22. 定位销孔231可以设置多个,多个定位销孔231呈以从动齿轮23轴芯230为圆心的圆环状分布于从动齿轮23上。 Positioning a plurality of pin holes 231 may be provided, as a plurality of positioning pin holes 231 in the driven gear shaft 23 as the center core 230 located in an annular driven gear 23. 设置圆环状分布的多个定位销孔231使叶片22可以呈多种角度定位,定位销子24也可以设置多个,多个定位销子24可以在叶片22定位时使受力均匀分配,延长单个定位销子24的使用寿命。 A plurality of positioning pin holes provided an annular distribution 231 of the blade 22 may take a variety of angular positioning, the positioning pins 24 may also be provided a plurality, a plurality of positioning pins 24 can be made uniform force distribution when the blade 22 is positioned, extend the life of a single positioning pin 24. 定位销子24为圆柱形,圆柱形插入从动齿轮23上的定位销孔231中,定位销子24的纵向截面可制成梯形,或者将圆柱形插入定位销孔231的部分制成半球形,这样可以方便定位销孔231与定位销子24对位,以避免从动齿轮23与驱动齿轮11使用时间过长出现偏移的情况下定位销子24无法伸入定位销孔231的情况发生。 Positioning pin 24 is cylindrical, a cylindrical driven gear insertion holes 231 on the positioning pin 23, the longitudinal section of the positioning pin 24 may be made of a trapezoid, or a cylindrical insert part 231 of the positioning pin holes formed hemispherical , to ease the positioning hole 231 and the positioning pin alignment pins 24, 24 to prevent the positioning pin 231 can not extend into the positioning pin hole occurs in the case of an offset occurs with the driving gear 23 of the driven gear 11 is used for too long .

[0055] 进一步的,风轮2可以设置多个,多个风轮2同心,多个风轮2旋转方向相互平行,多个风轮2以相同的角速度旋转,设置多个风轮2是每个风轮2的叶片22不必过长,可以降低叶片22的加工难度,同时提高叶片22的强度。 [0055] Further, the rotor 2 may be provided a plurality, a plurality of concentric wind wheel, wind wheel 2 rotates a plurality of directions parallel to each other, a plurality of the rotor 2 rotating at the same angular velocity, the rotor 2 is provided a plurality of each of blades 22 wind wheel 2 does not have to be too long, you can reduce the difficulty of machining blade 22, while improving the strength of the blade 22. 在此基础上,多个风轮2于垂直方向相互紧贴且每个风轮2的支撑部件21大小相同,多个风轮2的叶片22数不同,其中位于上部的风轮2的叶片可以少于位于下部的风轮2的叶片,在上述基础上本发明可以以下形式实施,位于最上部的风轮2的叶片22数为2片,往下依次每个风轮2的叶片22数增加I片,风轮可以设置5-7个,叶片22的柱形体对风轮2的一对支撑部件21起到了支撑作用,每个风轮2的叶片22的柱形体又对相邻的风轮2的支撑部件21起支撑作用,使整个风轮系统结构得到加强,同时处于转轴I下方的风轮2的叶片22多于处于转轴I上方的风轮2,由于每个风轮2的叶片22合拢后都围成直径相同的圆柱体,使得叶片22多的风轮2的叶片22打开后的旋转半径小于叶片22少的风轮2,进而令整个风轮系统呈上大下小的形态,由于离地越高风力越大,上大下小的风轮系统可以更有效 On this basis, a plurality of wind wheel 2 to each other and to the vertical direction against the support member 2 of each wind turbine 21 of the same size, different number of blades 22 a plurality of wind wheel 2, wherein the blade is located in the upper portion of the rotor 2 may be than in the lower part of the rotor blades 2 can be implemented based on the above form of the present invention, the uppermost blade of a wind wheel 2 2 22 atoms, turn down the rotor 22 to increase the number of each blade 2 I slice, the rotor can be set 5-7, the cylindrical body 22 a pair of support blade members 21 of the rotor 2 functions as a supporting role, the rotor blades of each cylindrical body 22 and two adjacent wind wheel 21 play a supportive role in the support member 2, so that the whole wind turbine system structure has been strengthened, while the rotor blades in the bottom of the shaft I the rotating shaft 2 is more than 22 above the wind wheel 2 I, since the blade 22 of each wind turbine 2 after the collapse of the same diameter are surrounded by a cylinder 22 such that the multi-blade wind turbine blades 2 after the rotation radius 22 less than 22 less open blade wind wheel 2, and thus make the whole system goes to form large wind turbine is small, Since the larger the higher the wind from the ground, the next big small wind wheel system may be more effective 利用风能,同时由于离地面越近风轮的旋转半径越小,使得靠近风力发电机的土地在一定高度范围内可以得到利用;在此基础上,由于每个风轮2所包含的叶片22数目不同,使得每个风轮2的固有频率不同,多个风轮2旋转时每个风轮2旋转产生的谐波分量相互干扰,使得每个风轮2产生共振的频点发生改变,同时,由于每个风轮2所包含的叶片22数目不同,使得多个风轮2在以相同角速度旋转时不同的风轮2的风轮叶片22产生的气流相互干扰,从而阻碍了气动激振的产生。 Use of wind energy, and because the smaller the closer the rotor rotation radius from the ground, so that the land adjacent to the wind turbine may be utilized within a certain height range; Based on this, since the number of each of the rotor blade 22 comprises two different, such that each wind wheel 2 different natural frequencies, harmonic components of a plurality of fan wheel 2 rotation of each rotation of the rotor 2 interfere with each other, such that each wind wheel 2 resonance frequency is changed, at the same time, due to the different number of blades 22 included in each of the rotor 2, so that the rotor blades 2 rotate at the same angular speed at a plurality of different wind turbine of the wind wheel 2 to produce stream 22 interfere with each other, thus preventing the generation aerodynamic . 虽然上述实施方式在风能利用率上略低于单风轮结构的垂直轴风力发电机,但是却能延长风力发电机风轮的寿命,减少重因复制造风力发电机风轮所消耗的能源。 Although the above embodiment is slightly lower than the single vertical axis wind turbine on a wind turbine structure utilization of wind energy, but was able to extend the life of the wind turbine of the rotor, to reduce weight due to complex energy producing wind turbines wind turbine consumed.

[0056] 进一步的,还包括发电机,发电机置于支撑轴I的底部,发电机通过传动机构与风轮2连接。 [0056] Further, further comprising an electrical generator placed in the bottom of the support shaft I, connected to the generator via a transmission mechanism 2 and the rotor. 可将发电机置于地面,甚至是地下,通过传动装置与风轮2连接,将发电机位置降低可以方便发电机的维修和保养,此实施方式下不适合设计成外转子型风力发电机的场 The generator may be placed on the ground, underground and even, with the wind wheel 2 is connected by a transmission means, the position of the generator can be easily reduced repair and maintenance of the generator, this embodiment is not designed for an outer rotor type wind generator field

口ο Mouth ο

[0057] 以上所述仅为本发明较佳的实施例,并非因此限制本发明的申请专利范围,所以凡运用本发明说明书及图示内容所作出的等效结构变化,均包含在本发明的保护范围内。 [0057] The foregoing is only preferred embodiments of the present invention, not intended to limit the scope of the present invention patent application, the use of the specification and illustrate where the present invention is made equivalent structural changes are included in the present invention. within the scope of protection.

Claims (6)

  1. 1.一种垂直轴风力发电机,包括支撑轴和风轮,所述支撑轴垂直于地面,所述风轮旋转方向与地面平行,所述风轮与所述支撑轴连接,其特征在于,所述风轮包括一对平行设置的扁平状支撑部件,所述一对支撑部件横截面中心设有通孔; 所述支撑轴横截面形状与所述一对支撑部件横截面中心的通孔匹配,所述支撑轴插入所述一对支撑部件横截面中心的通孔,并贯穿所述一对支撑部件,称位于所述支撑轴上部的支撑部件为上支撑部件,位于所述支撑轴下部的支撑部件为下支撑部件; 所述一对支撑部件之间设有长条状叶片,所述叶片有多片,所述多片叶片一端与所述上支撑部件连接且连接部位均匀分布于所述上支撑部件横截面周向,另一端与所述下支撑部件连接且连接部位均匀分布于所述下支撑部件横截面周向; 所述长条状叶片包括上端面、下端面 A vertical axis wind turbine, comprising a support shaft and the rotor, the support shaft perpendicular to the ground, the wind wheel rotating direction parallel to the ground, the wind wheel with the support shaft, characterized by said flat wind wheel comprising a pair of parallel support members arranged, the cross-sectional center of said pair of support members is provided with a through hole; cross-sectional shape of the support shaft and the through-hole pair of support members to match the cross section of the center, said support shaft is inserted into the through-hole of the pair of cross-sectional center support member and through the pair of support members, said support supporting said shaft member portion of the support member, said support shaft supporting the lower portion to lower support member member; elongated blade provided between the pair of support members, a plurality of the blade plate, supporting one end of the upper blade member of the multi-chip connected and the connection portions uniformly distributed over the the cross-sectional circumferential support member, the support member and the other end connected to the lower connection portion and uniformly distributed in the cross section of the lower support member circumferentially; the elongated blade includes an upper end surface, lower end surface 迎风面和受风面; 所述多片叶片的上端面于迎风面一侧边线围成所述上支撑部件横截面周线形状,所述多片叶片下端面于迎风面一侧边线围成所述下支撑部件横截面周线形状; 所述多片叶片的受风面围成腔体,所述腔体容纳所述支撑轴,且不妨碍所述支撑轴自由转动; 所述多片叶片中的每片叶片与所述上支撑部件及所述下支撑部件连接部位有旋转装置; 所述旋转装置内设有定位部件,所述定位部件锁定所述旋转装置; 所述风轮有多个,所述多个风轮同心,所述多个风轮旋转方向相互平行,所述多个风轮以相同的角速度旋转; 所述多个风轮于垂直方向相互紧贴; 所述多个风轮的支撑部件大小相同,所述多个风轮的叶片数不同; 还包括发电机,所述发电机置于所述支撑轴底部,所述发电机通过传动机构与所述风轮连接。 The windward side and the wind receiving surface; a plurality of blades on the end face on the windward edge of the upper support member enclosed by the cross-sectional contour shape, the end face on the windward edge around said plurality of blades the lower support member to the circumferential line of the cross-sectional shape; wind receiving surface of the plurality of blades enclosed cavity, the cavity receiving the support shaft and does not interfere with the free rotation of the support shaft; a plurality sheets blades each blade and the upper support member and a support member connected to said lower portion has a rotating means; means equipped with said rotary positioning member, the positioning member locking said rotating means; a plurality of said fan rotor one, a plurality of concentric wind turbine, said wind turbine plurality of mutually parallel directions of rotation, said plurality of wind wheel at the same angular speed; close contact with each other of the plurality of wind turbine in a vertical direction; a plurality of a support member of a wind turbine of the same size, different from said plurality of blades of the wind turbine; further comprising a generator, the generator shaft disposed in the bottom support, is connected to the generator of the wind wheel through a transmission mechanism.
  2. 2.如权利要求1所述垂直轴风力发电机,其特征在于,所述一对平行设置的扁平状支撑部件为圆环形且大小相同,所述叶片为柱形体; 所述圆环形支撑部件以多条连接其外圆和内圆的等分线分成与所述多片叶片数相同个等分,取其中一条等分线称为当前等分线,所述当前等分线与所述圆环形支撑部件外圆的交点称为所述当前等分线的外节点,所述圆环形支撑部件外圆上所述当前等分线的外节点的逆时针方向的前一个由其他等分线与所述外圆相交形成的外节点称为所述当前等分线的前节点; 所述柱形体任一端面包括头部和尾部,所述头部为圆形,所述圆形头部直径等于所述圆环形支撑部件的外圆半径减去内圆半径之差,所述圆形头部的圆心位于一条所述等分线中点,称一端面圆形头部位于所述当前等分线中点的柱形体为当前柱形体,该端面为当前端 Said annular support; as claimed in the vertical axis wind turbines in claim 1, wherein said pair of flat-shaped supporting members disposed in parallel and the same size as the circular, the blade is a cylindrical body a plurality of connecting members to which the outer and inner circles into a bisector of said plurality of blades and the same number of aliquots taken wherein a bisector of the bisector is called the current, the current and the bisector before the intersection by other like a circular cylindrical support member is referred to as outer bisector of the current node of the current node outer support member on the bisector of the circular outer counterclockwise outer lines and the outer node points formed by the intersection of the current node is called a front bisector; any of said cylindrical body comprises a head and a tail end surface, the head portion is circular, said circular head diameter equal to the outer annular support member minus the radius of the circle radius, centered on the center of the circular head of the bisector a midpoint, said circular end surface of a head portion located aliquots midpoint of the line current to the current cylindrical body cylindrical body, the end surface of front end ,称当前柱形体沿圆环形支撑部件逆时针方向的第一个所述柱形体为第二柱形体,称当前柱形体沿圆环形支撑部件逆时针方向的第二个所述柱形体为第三柱形体,所述当前等分线的外节点通过一条圆弧与所述当前等分线的前节点相连称为外圆弧,做一圆形,使该圆形与所述当前端面的所述圆形头部外切,与所述第二柱形体的与所述当前端面同一平面内的端面的所述圆形头部内切,并与所述第三柱形体的与所述当前端面同一平面内的端面的所述圆形头部外切,以该圆形与所述当前端面的所述圆形头部的切点至所述当前等分线的前节点截取圆弧,称该段圆弧为内圆弧,所述外圆弧与所述内圆弧于所述当前等分线的前节点处相交形成所述当前端面的尾部,所述外圆弧半径与所述圆环形支撑部件外圆半径相等,所述外圆弧与所述内圆弧及所述圆形头部自所 , Current said cylindrical body of said cylindrical body along an annular support member counterclockwise direction as a second cylindrical body, said cylindrical body along this annular support member in the counterclockwise direction of said second cylindrical body is the third cylindrical body, said outer current node by a bisector of the front circular arc current node connected to the bisector is called outer arc, to make a circular, so that the circular end face of the current the outer circular cutting head, and the second cylindrical body with the cutting end face of said end surface current within the same plane circular head, and the third cylindrical body and the current circular outer end surface of the head end surface cut in the same plane, the tangent point of the circular current to the end surface of the circular head to the bisector of the current node taken before the arc, said the arcs of the circular arc, the arc in front of the current node at the bisector of the intersection of the outer circular arc forming the trailing end surface of the current, the arc radius of the outer circle equal to the outer radius of the annular support member, the outer and the inner circular arc of the circular arc and from the head portion 述当前等分线外节点顺时针至所述内圆弧与所述圆形头部切点处截取的圆弧围成所述当前端面; 任一柱形体上下端面的圆形头部圆心与相邻的所述支撑部件铰接,所述任一柱形体以其所述上下端面的圆形头部的圆心连线为轴枢转。 Said outer bisector of the current node with an arc clockwise to the inner head portion at a tangent point of the circular arc taken enclosing said end surface current; article of any of end faces of a vertical column adjacent the center of the circular head the support member hingedly connecting the centers of any of its upper and lower end of the head portion of a circular cylindrical body pivoting axis.
  3. 3.如权利要求2所述垂直轴风力发电机,其特征在于,所述任一柱形体与所述支撑部件铰接部位设有与所述柱形体联动的从动齿轮,所述从动齿轮平行于所述支撑部件,且与其所属柱形体的任一端面的圆形头部同心,所述支撑轴设有驱动齿轮,所述从动齿轮与所述驱动齿轮啮合。 3. The vertical axis wind turbine of claim 2, characterized in that the cylindrical body of any one of the support member is provided with a hinge portion of said cylindrical body and driven gear linkage, the driven gear parallel to the said support member, and any of its ordinary cylindrical body one end surface of concentric circular head, said support shaft is provided with a driving gear, a driven gear meshed with the drive gear.
  4. 4.如权利要求1、2或3所述垂直轴风力发电机,其特征在于,还包括发电机,所述发电机包括转子和定子,所述转子由所述风轮形成,所述定子设于所述支撑轴上。 1, 2, 3 or 4. The vertical axis wind turbine as claimed in claim, characterized in that, further comprising a generator, the generator comprising a rotor and a stator, the rotor is formed by the wind turbine, the stator is provided to the support shaft.
  5. 5.如权利要求1所述垂直轴风力发电机,其特征在于,所述多个风轮中于最上部的风轮的叶片数为2片,往下依次每个风轮的叶片数增加I片。 5. The vertical axis wind turbine as claimed in 1 claim, wherein said plurality of wind turbine blades in the wind turbine to the number of the uppermost of two, the number of blades per turn down the wind turbine is increased I sheet.
  6. 6.如权利要求5所述垂直·轴风力发电机,其特征在于,所述风轮有5个、6个或者7个。 5 the vertical-axis wind turbine as claimed in claim 6, characterized in that the wind wheel has five, six or seven.
CN 201110298754 2011-09-28 2011-09-28 Vertical-axis wind driven generator CN102367782B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4537559A (en) 1983-09-23 1985-08-27 Christian W. Herrmann Venturi rotor apparatus for the generation of power
CN102367785A (en) 2011-09-26 2012-03-07 上海庆华蜂巢建材有限公司 Blade automatically-opening/closing device of vertical-axis wind-driven generator wind wheel
CN202431446U (en) 2011-09-28 2012-09-12 上海庆华蜂巢建材有限公司 Vertical shaft aerogenerator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4537559A (en) 1983-09-23 1985-08-27 Christian W. Herrmann Venturi rotor apparatus for the generation of power
CN102367785A (en) 2011-09-26 2012-03-07 上海庆华蜂巢建材有限公司 Blade automatically-opening/closing device of vertical-axis wind-driven generator wind wheel
CN202431446U (en) 2011-09-28 2012-09-12 上海庆华蜂巢建材有限公司 Vertical shaft aerogenerator

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