CN203670094U - Horizontal-axis wind driven generator - Google Patents

Horizontal-axis wind driven generator Download PDF

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Publication number
CN203670094U
CN203670094U CN201320852292.2U CN201320852292U CN203670094U CN 203670094 U CN203670094 U CN 203670094U CN 201320852292 U CN201320852292 U CN 201320852292U CN 203670094 U CN203670094 U CN 203670094U
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China
Prior art keywords
blade
vertical axis
wind wheel
generator
guide rail
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CN201320852292.2U
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Chinese (zh)
Inventor
邓允河
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GUANGZHOU YATU NEW ENERGY TECHNOLOGY Co Ltd
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GUANGZHOU YATU NEW ENERGY TECHNOLOGY Co Ltd
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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

A horizontal-axis wind driven generator comprises a center tower column and an electricity generating unit. The electricity generating unit comprises one or more generator bodies, an H-shaped wind wheel and an installation platform. The wind wheel comprises one or more blade sets. Each blade set comprises a guide rail and two or more supporting arms, wherein the upper end and the lower end of the guide rail are respectively connected with a first bearing, the part between every two adjacent supporting arms is provided with a blade, the outer end of each supporting arm is provided with a second bearing, the upper end and the lower end of each blade are connected with the second bearings respectively so that the blade can be connected between the adjacent supporting arms in a pin joint mode, and the inner end of each supporting arm is installed in the guide rail through a walking trolley. The upper end and the lower end of each blade are respectively provided with a paddle changing device which comprises a paddle changing gear and a paddle changing motor, wherein the paddle changing gear is arranged on the corresponding blade in a sleeved mode, and the paddle changing motor is used for driving the paddle changing gear. The installation platform and the center tower column are integrally formed in a poured mode. The generator bodies are fixedly installed on the installation platform, the lower end of the wind wheel is connected with a main gear, and the main gear is connected with the generator bodies through a transmission gear set.

Description

A kind of vertical axis aerogenerator
Technical field
The utility model relates to vertical axis aerogenerator, especially the vertical axis aerogenerator of H shape wind wheel.
Background technique
Along with the exhaustion day by day of global chemical energy source, wind-power electricity generation, as the clean free of contamination renewable energy sources of one, likely becomes the important replacement energy in long term.Same level axis wind power generator is compared, and it is high that vertical axis aerogenerator has wind energy utilization, starts wind speed low, does not substantially produce the advantages such as noise, is familiar with by people gradually and payes attention to, and has market application foreground widely.Existing vertical axis aerogenerator can be divided into two main Types, and a class is to utilize aerodynamical resistance acting, and typical structure is S type wind wheel; Another kind of is the lift acting that utilizes aerofoil profile, and most typical is Da Lie wind energy conversion system.The typical structure of Da Lie wind energy conversion system is Φ type or H type wind wheel.For the vertical axis aerogenerator of current H type wind wheel, it generally only has one deck blade, and blade can not become oar, as China Patent Publication No. a kind of combination-type vertical axis wind generator that is CN201574886, be used for improving energy conversion efficiency and improve low wind speed startability, it comprises S type wind wheel, H type wind wheel, generator and be fixed on the tower cylinder on ground, described generator is fixed in tower cylinder, described H type wind wheel is installed on the top of tower cylinder, its axle is fixedly connected with the rotor of generator, described S type wind wheel is installed on the top of H type wind wheel, its axle is connected with the axle of H type wind wheel by free wheel device.The vertical axis aerogenerator of this class is poor to the utilization ratio of wind energy, and wind-exposuring area is little, thereby causes the vertical axis aerogenerator of H type cannot break through the bottleneck of Electricity Generation.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of vertical axis aerogenerator, increases the wind-exposuring area of blade, and realizes the change oar of blade, improves its utilization ratio to wind energy.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of vertical axis aerogenerator, comprise center king-post and be located at the more than one generator unit on the king-post of described center, described generator unit comprises wind wheel and the mountion plate of more than one generator, H shape, described wind wheel upper/lower terminal is provided with clutch shaft bearing, and wind wheel is by described clutch shaft bearing and the king-post pivot joint of described center; Described wind wheel comprises more than one vane group, described vane group comprises guide rail and two above support arms, described guide rail upper/lower terminal is connected with described clutch shaft bearing respectively, between adjacent support arm, be provided with blade, the outer end of described support arm is provided with the second bearing, the upper/lower terminal of described blade respectively and described the second bearing be connected described blade pivot be connected between adjacent support arm, the inner of described support arm is arranged in described guide rail by walking dolly; The top and bottom of described blade are respectively equipped with vane change device, and described vane change device comprises the change oar gear being enclosed within on blade and the pitch motor that drives described change oar gear; Described mountion plate and described center king-post one form, described generator is fixed on described mountion plate, and described wind wheel lower end is connected with master gear, and described master gear is connected with described generator by driving gear set.Vane group of the present utility model is formed by more than one blade stacked vertical, and the quantity of blade can be set as required, and than the wind wheel of an existing monoblock blade, this vane group is more easily installed; When installation, first blade and support arm are assembled, then utilize hoist that the blade assembling is sling, blade is up moved along guide rail, when blade movement is after specified position, locking blade; According to identical method and then second blade of lifting, until complete vaned lifting in vane group.Each piece blade in vane group can be realized change oar, in the time of low wind speed, can realize low speed start by becoming oar; In the time of conventional wind speed, can even reach and completely send out state the utilization ratio of wind energy by becoming oar raising; When strong wind speed per hour, can reduce by becoming oar the wind-exposuring area of blade, the windage that it is subject to is less, to reach the object of protection blade.The utility model changes the method for angle by the direct drive vane of pitch motor, simply realize the change oar of blade, and this change oar mode is simple and reliable.
As improvement, described guide rail is channel-section steel, and it comprises base plate and two side plates that are connected with base plate, the inside horizontal-extending block of described side end.
As improvement, between adjacent rails, be provided with link and connect, for strengthening the intensity of guide rail.
As improvement, described link is interconnected to form loop configuration, and loop configuration links into an integrated entity each guide rail, and structural strength is higher.
As improvement, described support arm is steel structure, and it is little to be outer end, inner large.The support arm of steel structure can be stronger the whole blade of support, blade pass is crossed these support arms and is connected into vane group, the vane group with polylith blade composition relies on support arm that these intensity are higher as supporting and assembling.
As improvement, the upper/lower terminal of described blade is respectively equipped with drive-connecting shaft, and described blade pass is crossed described drive-connecting shaft and is connected with described the second bearing.
Described pitch motor is provided with driving gear, and described driving gear engages with described change oar gear.
As improvement, described generator vertically arranges, and described generator is provided with driving gear, and described driving gear engages with described master gear.
As improvement, described mountion plate is provided with the passageway equating with described guide rail quantity, and blade can pass this passageway, thereby realizes the lifting of blade.
The beneficial effect that the utility model compared with prior art brought is:
Vane group of the present utility model is formed by more than one blade stacked vertical, and the quantity of blade can be set as required, and than the wind wheel of an existing monoblock blade, this vane group is more easily installed.The utility model changes the method for angle by the direct drive vane of pitch motor, simply realize the change oar of blade, and this change oar mode is simple and reliable, simply solves the problem of wind-driven generator pitching difficulty.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the plan view of wind wheel.
Fig. 3 is the schematic diagram of a blade in vane group.
Fig. 4 is the plan view of wind wheel.
Embodiment
Below in conjunction with Figure of description, the utility model is described in further detail.
As shown in Figure 1, a kind of vertical axis aerogenerator, comprises center king-post 1 and is located at the more than one generator unit on the king-post of described center, the center king-post 1 of the present embodiment is provided with a generator unit.Described generator unit comprises wind wheel and the mountion plate 13 of more than one generator 14, H shape, described wind wheel upper/lower terminal is provided with clutch shaft bearing 17, wind wheel is by described clutch shaft bearing 17 and king-post 1 pivot joint of described center, and wind wheel can rotate around center king-post 1.
As shown in Figure 2, described wind wheel comprises more than one vane group 2, and the present embodiment is provided with altogether three vane group 2.Described vane group 2 comprises two above support arm 3 and guide rails 7, and the present embodiment is provided with altogether three support arms that are in vertical distribution 3, and the distance between adjacent support arm 3 is the height of a blade; Described support arm 3 is steel structure, and it is little to be outer end, inner large, the whole blade 6 of support that the support arm 3 of steel structure can be stronger, blade 6 connects into vane group 2 by these support arms 3, and the vane group 2 with 2 one-tenth of polylith vane group relies on support arm 3 conducts that these intensity are higher to support and assembling.Described guide rail 7 is channel-section steel, and it comprises base plate and two side plates that are connected with base plate, the inside horizontal-extending block of described side end; Described guide rail 7 two ends are connected with the clutch shaft bearing outer ring being enclosed within on vertical axis aerogenerator center king-post 1 respectively, can rotate around vertical axis aerogenerator center king-post 1; As shown in Figure 4, be provided with link 11 and connect between adjacent rails 7, described link 11 is interconnected to form loop configuration, and loop configuration links into an integrated entity each guide rail 7, and structural strength is higher.As shown in Figure 3, between adjacent support arm 3, be provided with blade 6, the outer end of described support arm 3 is provided with the second bearing 4, and the upper/lower terminal of described blade 6 is respectively equipped with drive-connecting shaft 5, and described blade 6 is connected blade 6 can be articulated between adjacent support arm 3 by described drive-connecting shaft 5 and described the second bearing 4; The inner of described support arm 3 is arranged in described guide rail 7 by walking dolly 12, the back side of walking dolly 12 is fixedly connected with support arm 3 the inners, the front of walking dolly 12 is provided with roller, can be connected with guide rail 7 rollers, when hoisting blade 6, walking dolly 12 can move up and down along guide rail 7.On walking dolly 12, be also provided with locking device, after the location positioning of blade 6, can be fixed up in the position of blade 6 by this locking device, also can place blade 6 getaways 7; This locking device can be arranged on electronic lock on walking dolly 12 and be arranged on the lockhole on guide rail 7, and need to fix walking dolly 12 time, electronic lock task driven latch stretches out to both sides and extend in the lockhole on the biside plate of guide rail 7.The top and bottom of described blade 6 are respectively equipped with vane change device, described vane change device comprises the change oar gear 8 being enclosed within on blade 6 drive-connecting shafts 5 and the pitch motor 9 that drives described change oar gear 8, described pitch motor 9 output shafts are provided with driving gear 10, pitch motor 9 engages the drive-connecting shaft 5 in drive vane 6 by gear, thereby changes the angle of blade 6; Blade is equipped with vane change device in two ends Shang Xia 6, and two vane change device synchronous workings are rotated at two ends blade simultaneously Shang Xia 6, to reduce the distortion of blade 6.
As shown in Figure 1, described mountion plate 13 and described center king-post one form, make the reliability of mountion plate 13 higher, the relevant devices such as described generator 14, excitation cubicle can be fixed on described mountion plate 13, and can be for maintainer provides working platform on mountion plate 13, make maintainer can safety generator 14 and equipment thereof are overhauled.Described mountion plate 13 is provided with the passageway (not indicating) equating with described guide rail quantity, and blade can pass this passageway, thereby realizes the lifting of blade.Described wind wheel lower end is connected with master gear 15, described generator 14 vertically arranges, described generator 14 is provided with driving gear 16, and described driving gear 16 engages with described master gear 15, and wind wheel can be by described master gear 15 by driving multiple generator 14 rotary electrifications.
Vane group 2 of the present utility model is formed by more than one blade 6 stacked vertical, and the quantity of blade 6 can be set as required, and than the wind wheel of an existing monoblock blade 6, this vane group 2 is more easily installed; When installation, first blade 6 and support arm 3 are assembled, then utilize hoist that the blade assembling 6 is sling, blade 6 is up moved along guide rail 7, when blade 6 moves to after specified position, locking blade 6; According to identical method and then second blade 6 of lifting, until complete the lifting of all blades 6 in vane group 2.Each piece blade 6 in vane group 2 can be realized change oar, in the time of low wind speed, can realize low speed start by becoming oar; In the time of conventional wind speed, can even reach and completely send out state the utilization ratio of wind energy by becoming oar raising; When strong wind speed per hour, can reduce by becoming oar the wind-exposuring area of blade 6, the windage that it is subject to is less, to reach the object of protection blade 6.The utility model changes the method for angle by the direct drive vane 6 of pitch motor 9, simply realize the change oar of blade 6, and this change oar mode is simple and reliable.

Claims (9)

1. a vertical axis aerogenerator, comprise center king-post and be located at the more than one generator unit on the king-post of described center, described generator unit comprises wind wheel and the mountion plate of more than one generator, H shape, described wind wheel upper/lower terminal is provided with clutch shaft bearing, and wind wheel is by described clutch shaft bearing and the king-post pivot joint of described center; It is characterized in that: described wind wheel comprises more than one vane group, described vane group comprises guide rail and two above support arms, described guide rail upper/lower terminal is connected with described clutch shaft bearing respectively, between adjacent support arm, be provided with blade, the outer end of described support arm is provided with the second bearing, the upper/lower terminal of described blade respectively and described the second bearing be connected described blade pivot be connected between adjacent support arm, the inner of described support arm is arranged in described guide rail by walking dolly; The top and bottom of described blade are respectively equipped with vane change device, and described vane change device comprises the change oar gear being enclosed within on blade and the pitch motor that drives described change oar gear; Described mountion plate and described center king-post one form, described generator is fixed on described mountion plate, and described wind wheel lower end is connected with master gear, and described master gear is connected with described generator by driving gear set.
2. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described guide rail is channel-section steel, and it comprises base plate and two side plates that are connected with base plate, the inside horizontal-extending block of described side end.
3. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: between adjacent rails, be provided with link and connect.
4. a kind of vertical axis aerogenerator according to claim 3, is characterized in that: described link is interconnected to form loop configuration.
5. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described support arm is steel structure, and it is little to be outer end, inner large.
6. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: the upper/lower terminal of described blade is respectively equipped with drive-connecting shaft, and described blade pass is crossed described drive-connecting shaft and is connected with described the second bearing.
7. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described pitch motor is provided with driving gear, and described driving gear engages with described change oar gear.
8. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described generator vertically arranges, described generator is provided with driving gear, and described driving gear engages with described master gear.
9. a kind of vertical axis aerogenerator according to claim 1, is characterized in that: described mountion plate is provided with the passageway equating with described guide rail quantity.
CN201320852292.2U 2013-12-23 2013-12-23 Horizontal-axis wind driven generator Active CN203670094U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105840429A (en) * 2016-04-21 2016-08-10 姜守强 New energy stand column type wind generating set
CN109826749A (en) * 2019-02-21 2019-05-31 清华大学 A kind of auxiliary wing variable pitch and can self-starting large-scale darrieus blower
GR1009593B (en) * 2018-07-13 2019-09-11 Δημητριος Χαραλαμπου Καλφας Vertical-axle wind generator station
CN112096578A (en) * 2020-08-31 2020-12-18 河南恒聚新能源设备有限公司 Foundation support roller thrust bearing and vertical axis wind power generation device
CN112727661A (en) * 2019-10-14 2021-04-30 广州雅图新能源科技有限公司 Hydroelectric generation device and power generation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105840429A (en) * 2016-04-21 2016-08-10 姜守强 New energy stand column type wind generating set
GR1009593B (en) * 2018-07-13 2019-09-11 Δημητριος Χαραλαμπου Καλφας Vertical-axle wind generator station
CN109826749A (en) * 2019-02-21 2019-05-31 清华大学 A kind of auxiliary wing variable pitch and can self-starting large-scale darrieus blower
CN112727661A (en) * 2019-10-14 2021-04-30 广州雅图新能源科技有限公司 Hydroelectric generation device and power generation method thereof
CN112096578A (en) * 2020-08-31 2020-12-18 河南恒聚新能源设备有限公司 Foundation support roller thrust bearing and vertical axis wind power generation device

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