CN101105169A

CN101105169A - Vertical wind power generator

Info

Publication number: CN101105169A
Application number: CNA2007100296161A
Authority: CN
Inventors: 邓允河
Original assignee: GUANGZHOU ENGGAWIND ENERGY CO Ltd
Current assignee: GUANGZHOU YATU NEW ENERGY TECHNOLOGY CO., LTD.
Priority date: 2007-08-03
Filing date: 2007-08-03
Publication date: 2008-01-16
Anticipated expiration: 2027-08-03
Also published as: CN100572798C

Abstract

A tower structure for vertical wind-driven generator is composed of three or more sets of support bars, wherein each set of support bar is vertically upward and in the same circle, and the center of the circle is the center of the tower structure; an upper frame and a lower frame with a shaft hole in the center and a wind wheel arranged between the two frames are provided on the tower structure; the wind wheel comprises a rotation shaft that is perpendicular with ground level and is the center of the circle, the rotation shaft comprises a hollow shaft and two solid shafts postioned at two ends of the hollow shaft and respectively pivotedly connected with the inner side of the shaft holes of the upper and the lower frames. The generator may not easily cause the damage of the rotation shaft, so as to prolong the service life thereof. The tower can be firmly arranged on the ground, so that the tower will not be inclined and fallen down to hurt of staff and damage of equipments. The invention also has the advantages of long service life and convenient repairing and maintenance.

Description

Vertical wind power generator

Technical field

The present invention relates to a kind of vertical wind power generator.

Background technique

Development along with society, the energy is more and more important in the middle of people's life, also more and more in short supply, the attention and the attention of all circles have been caused, the various new energy of numerous and confused exploitation, particularly generally advocate green energy resource now, that uses in this respect has hydroelectric power, flood tide generating, wind-power electricity generation, a solar energy etc.The present wind-driven generator that uses, as Chinese patent CN02143472.7 number, a kind of vertical shaft type multidimensional wind-driven generator, be made up of fan blade, generator, brandreth, the rotating shaft setting is connected with generator or gearbox, in the rotating shaft of vertical ground fan blade is housed, fan blade is arranged by the moving vane stack and is formed, periphery is provided with air gathering plate, and moving vane or laterally connected and the weakening pad arranged by connecting plate, framework and between centers are directly or leave a fixed gap and be connected.Yet this kind vertical shaft type multidimensional wind-driven generator is prone to the phenomenon of toppling over as running into strong wind because passive brandreth is mounted in the bottom of fan blade when work, cause the danger of personnel and equipment damage.And because its rotating shaft is directly to be extended by a solid shaft to form, its weight is heavier, and has improved cost of production.In addition, this rotating shaft is just fixed its lower end by brandreth, and fan blade is arranged on the upper end of rotating shaft, easily causes the damage of rotating shaft, can reduce its working life, in use also is inconvenient to keep in repair and maintain simultaneously.

Therefore, be necessary to invent a kind of novel vertical wind power generator, to overcome above-mentioned defective.

Summary of the invention

The object of the present invention is to provide a kind of vertical wind power generator, its stability is high, long service life, and its rotating shaft weight is lighter, and cost is low, can not occur the phenomenon of damaging easily.

To achieve these goals, vertical wind power generator of the present invention, its pylon structure is made up of the strut more than three groups or three groups, and described every group of strut is vertically upward and on same circumference, and the center of circle of described circumference is the center of described pylon structure; Described pylon structure is provided with the center and is provided with upper and lower two supports of axis hole and is installed in wind wheel between two supports; It is one vertical with ground level and be that the running shaft in the described circumference center of circle, described running shaft comprise hollow shaft and be positioned at the solid shaft at hollow shaft two ends that described wind wheel includes, and the solid shaft of described rotating shaft terminal is articulated in respectively in the axis hole of upper and lower two supports.

Compared with prior art, vertical wind power generator of the present invention, because its pylon structure is made up of the strut more than three groups or three groups, described every group of strut is vertically upward and on same circumference, also be provided with on the strut, following two supports, described running shaft comprises hollow shaft and is positioned at the solid shaft at hollow shaft two ends, described solid shaft is articulated in respectively, down in the axis hole of two supports, so just can not cause the damage of running shaft easily, improved working life, and this pylon can be fixedly mounted on the ground, pylon can not occur topples over, cause the danger of personnel and equipment damage, and its long service life, but also convenient for maintaining and maintenance in use simultaneously.

Description of drawings

Fig. 1 is the schematic representation of pylon structure and wind wheel in the vertical wind power generator of the present invention;

Fig. 2 is the schematic representation of strut in the vertical wind power generator of the present invention;

Fig. 3 is the schematic representation of support in the vertical wind power generator of the present invention;

Fig. 4 is the schematic representation of wind wheel and support in the vertical wind power generator of the present invention;

Fig. 5 is the schematic representation of running shaft in the wind wheel shown in Figure 4;

Fig. 6 is the schematic representation that blade is in open mode in the wind wheel shown in Figure 4;

Fig. 7 is the schematic representation that blade is in closed condition in the wind wheel shown in Figure 4.

Embodiment

The present invention is further described below in conjunction with the drawings and specific embodiments.

Please refer to shown in Figure 1ly, vertical wind power generator of the present invention is provided with pylon structure 3 and is arranged on generator (not shown), wind wheel 4 and support 2 on the pylon structure 3.Described support 2 comprises upper and lower two supports, and this wind wheel 4 is installed between upper and lower two supports 2.

Wherein, described pylon structure 3 is formed (being six groups of struts in the present embodiment) by the strut more than three groups or three groups 1 ', described every group of strut 1 ' vertically upward and be evenly distributed on the same circumference, the center of circle of described circumference is the center of described pylon structure 3, wherein every group of strut 1 ' connects by linkage structure, and linkage structure is the connecting flange 10 that is arranged on every strut 1 two ends in the present embodiment;

Please refer to shown in Figure 2, wherein every strut 1 inwardly the sustained height of circle one side be provided with the gravity bearing support 11 that can support described support, this gravity bearing support 11 is the bracket shape.In the present embodiment, the both sides of described every strut 1 are respectively equipped with two gravity bearing supports 11, and described two gravity bearing supports 11 are welded in an end of strut 1.Wherein, described every group of strut 1 ' is formed by stacking (as Fig. 1) successively by every strut 1, and described interconnective strut 1 its two struts that are connected with each other are uneven in length, and the strut length that it connects at interval then equates.Connect by connecting flange 10 between the described strut 1, then connect by fixed block between two connecting flanges 10, described fixed block can be (not shown) such as screw, pins, certainly, also can be other fixed block.

Please refer to shown in Figure 1 again, described every group of strut 1 ' of stack successively is provided with at least two group gravity bearing supports 11 and forms at least two layers of setting (being that three groups of gravity bearing supports form three layers of setting in the present embodiment), correspondingly, on described three layers of gravity bearing support 11 formed three planes, respectively be provided with one be slightly smaller than in the circle Circular Rigid support 2.Please refer to shown in Figure 3, wherein, axis hole 20 is left at described support 2 centers, axis hole 20 centers are the center of circle of pylon structure, described support 2 comprises peripheral support annulus 21 and is positioned at the intermediate portion 22 at center, and be used to connect the joint 23 that supports annulus 21 and intermediate portion 22, described axis hole 20 is positioned on the intermediate portion 22.Wherein, between described adjacent upper and lower two supports 2, can form a containing space 24, be provided with wind wheel 4 in this containing space 24, described wind wheel 4 firmly is installed on this pylon.Please refer to Fig. 4 to shown in Figure 7, the profile of described wind wheel 4 is circular, be installed between upper and lower two supports 2, this wind wheel 4 comprises running shaft 40 and is installed in the blade more than three or three 41 (being three blades in the present embodiment) on the running shaft 40, described running shaft 40 is vertical with ground level and be the center of circle of described circumference, and the two ends of running shaft 40 are articulated in respectively in the axis hole 20 of described upper and lower two supports 2.Described running shaft 40 comprises hollow shaft 400 and is positioned at the solid shaft 401 at hollow shaft 400 two ends, and described solid shaft 401 and intermediate section hollow shaft 400 are by the steel plate 402 of hollow shaft 400 closed at both ends is connected (described in the present embodiment solid shaft is welded on the steel plate at hollow shaft two ends).In addition, described hollow shaft 400 is greater than solid shaft 401, and described solid shaft 401 is articulated in respectively in the axis hole 20 of described upper and lower two supports 2.Described blade 41 is installed on the hollow shaft 400 of running shaft 40 and (can be modes such as welding or riveted joint), described blade 41 is done the time spent accepting wind-force, promote wind wheel 4 rotations, produce electric energy by being driven to rotate of generator that is connected with wind wheel 4 lower end running shafts 40.Described blade 41 comprises bearing support 410 and is installed in the movable plate more than at least two 411 on the bearing support 410, this movable plate 411 is chained together by pull bar 412, described movable plate 411 be shaped as louvered, every all is connected with pull bar 412, described pull bar 412 is installed in bearing support 410 and perpendicular to wind wheel 4, this pull bar 412 comprises first, second, third pull bar, lays respectively at the two ends and the centre of every movable plate 411.Described wind wheel 4 also comprises can make pull bar 412 upper and lower mobile motors 5, this motor 5 is provided with rotating roulette wheel 50, drivening rod 412 upper and lower the moving by the rotation of roulette wheel 50, and movable plate 411 is switched between open mode (as Fig. 6) and closed condition (as Fig. 7) by upper and lower the moving of pull bar 412, open mode is to reduce resistance down with the wind with minimum area when the wind cutting district, movable plate was closed fully when closed condition was blade arrival wind swept area absorbs wind energy with maximum area, promotes wind wheel 4 rotations and generates electricity.

Compared with prior art, vertical wind power generator of the present invention is because its pylon structure is by three groups or three The above support bar of group forms, and described every group of support bar is vertically upward and on same circumference, at support bar On also be provided with upper and lower two supports, described rotating shaft comprises hollow shaft and is positioned at the solid shafting at hollow shaft two ends, Described solid shafting is articulated in respectively in the axis hole of upper and lower two supports, so just can not cause easily rotating shaft Damage, improved service life, and this pylon can be fixedly mounted on the ground, pylon can not appear Topple over, cause the danger of personnel and equipment damage, and its long service life, simultaneously in use also But convenient for maintaining and maintenance.

Claims

1. vertical wind power generator, it is characterized in that: its pylon structure is made up of the strut more than three groups or three groups, and described every group of strut is vertically upward and on same circumference, and the center of circle of described circumference is the center of described pylon structure; Described pylon structure is provided with the center and is provided with upper and lower two supports of axis hole and is installed in wind wheel between two supports; It is one vertical with ground level and be that the running shaft in the described circumference center of circle, described running shaft comprise hollow shaft and be positioned at the solid shaft at hollow shaft two ends that described wind wheel includes, and the solid shaft of described rotating shaft terminal is articulated in respectively in the axis hole of upper and lower two supports.

2. vertical wind power generator as claimed in claim 1 is characterized in that: the profile of described wind wheel is for circular.

3. vertical wind power generator as claimed in claim 2 is characterized in that: described hollow shaft diameter is greater than the solid shaft diameter.

4. vertical wind power generator as claimed in claim 3 is characterized in that: described solid shaft and intermediate section hollow shaft are by the steel plate of hollow shaft closed at both ends being connected.

5. vertical wind power generator as claimed in claim 4 is characterized in that: described solid shaft is welded in the two ends of hollow shaft.

6. vertical wind power generator as claimed in claim 5 is characterized in that: described wind wheel also comprises the blade more than three or three that is arranged on the hollow shaft.

7. vertical wind power generator as claimed in claim 5 is characterized in that: wherein the sustained height of the every inwardly round side of strut is provided with the gravity bearing support that can support described support.

8. vertical wind power generator as claimed in claim 7 is characterized in that: described gravity bearing support is the bracket shape.

9. as the arbitrary described vertical wind power generator of claim 1 to 8, it is characterized in that: described every group of strut is formed by stacking successively by every strut.

10. vertical wind power generator as claimed in claim 9 is characterized in that: described every group of strut of stack successively is provided with at least two group gravity bearing supports and forms at least two layers of setting.