CN203670095U - Wind wheel of horizontal-axis wind driven generator - Google Patents
Wind wheel of horizontal-axis wind driven generator Download PDFInfo
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- CN203670095U CN203670095U CN201320852467.XU CN201320852467U CN203670095U CN 203670095 U CN203670095 U CN 203670095U CN 201320852467 U CN201320852467 U CN 201320852467U CN 203670095 U CN203670095 U CN 203670095U
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- guide rail
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- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 10
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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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
A wind wheel of a horizontal-axis wind driven generator comprises one or more blade sets. Each blade set comprises a guide rail and two or more supporting arms, wherein the guide rail can rotate around a center tower column of the horizontal-axis wind driven generator, the part between every two adjacent supporting arms is provided with a blade, the outer end of each supporting arm is provided with a bearing, the upper end and the lower end of each blade are connected with the 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. By means of the method that the paddle changing motors are used for directly driving the blades to change angles, the paddle changing of the blades is easily achieved, the paddle changing method is simple and reliable, and the problem that paddles of the wind driven generator are difficultly changed is easily solved.
Description
Technical field
The utility model relates to vertical axis aerogenerator, especially the H shape wind wheel of vertical axis aerogenerator.
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 wind turbine, 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 wind turbine, comprise more than one vane group, described vane group comprises can be around the guide rail of vertical axis aerogenerator center king-post rotation and more than two support arms, between adjacent support arm, be provided with blade, the outer end of described support arm is provided with bearing, the upper/lower terminal of described blade respectively and described 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.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 bearing.
Described pitch motor is provided with driving gear, and described driving gear engages with described change oar gear.
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.
Brief description of the drawings
Fig. 1 is the plan view of wind wheel in embodiment 1.
Fig. 2 is the schematic diagram of a blade in vane group.
Fig. 3 is the plan view of wind wheel.
Fig. 4 is the plan view of wind wheel in embodiment 2.
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 wind turbine, 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 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 3, 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 2, between adjacent support arm 3, be provided with blade 6, the outer end of described support arm 3 is provided with 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 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 4, a kind of vertical axis wind turbine, 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 five support arms that are in vertical distribution 3, and the distance between adjacent support arm 3 is the height of a blade 6; Described support arm 3 is steel structure, and it is little to be outer end, inner large, for bearing is installed, the outer end of support arm 3 is upper and lower is plane, the support arm 3 of steel structure can be stronger the whole blade 6 of support, blade 6 connects into vane group 2 by these support arms 3, the vane group 2 with 2 one-tenth of polylith vane group relies on support arm 3 that these intensity are higher as supporting 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 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 3, 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 2, between adjacent support arm 3, be provided with blade 6, the outer end of described support arm 3 is provided with 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 bearing 4; The inner of described support arm 3 is arranged in described guide rail 7 by walking dolly 12, and 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.
Claims (7)
1. a vertical axis wind turbine, comprise more than one vane group, it is characterized in that: described vane group comprises can be around the guide rail of vertical axis aerogenerator center king-post rotation and more than two support arms, between adjacent support arm, be provided with blade, the outer end of described support arm is provided with bearing, the upper/lower terminal of described blade respectively and described 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.
2. a kind of vertical axis wind turbine 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 wind turbine according to claim 1, is characterized in that: between adjacent rails, be provided with link and connect.
4. a kind of vertical axis wind turbine according to claim 3, is characterized in that: described link is interconnected to form loop configuration.
5. a kind of vertical axis wind turbine 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 wind turbine 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 bearing.
7. a kind of vertical axis wind turbine 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852467.XU CN203670095U (en) | 2013-12-23 | 2013-12-23 | Wind wheel of horizontal-axis wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852467.XU CN203670095U (en) | 2013-12-23 | 2013-12-23 | Wind wheel of horizontal-axis wind driven generator |
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| Publication Number | Publication Date |
|---|---|
| CN203670095U true CN203670095U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320852467.XU Expired - Fee Related CN203670095U (en) | 2013-12-23 | 2013-12-23 | Wind wheel of horizontal-axis wind driven generator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361148A (en) * | 2018-04-20 | 2018-08-03 | 吴小琴 | A kind of real-time variable pitch H-type vertical axis aerogenerator |
| CN110892153A (en) * | 2017-06-30 | 2020-03-17 | 敏捷风力发电有限公司 | Vertical wind power plant with coaxial pitch motors, installation kit and method for operating the same |
| CN110892154A (en) * | 2017-06-30 | 2020-03-17 | 敏捷风力发电有限公司 | Vertical wind power plant with a pitch motor carrying rotor blades, and mounting kit therefor and method for the operation thereof |
| CN115342029A (en) * | 2022-10-19 | 2022-11-15 | 菏泽天盈新能源有限公司 | Wind-driven generator |
-
2013
- 2013-12-23 CN CN201320852467.XU patent/CN203670095U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110892153A (en) * | 2017-06-30 | 2020-03-17 | 敏捷风力发电有限公司 | Vertical wind power plant with coaxial pitch motors, installation kit and method for operating the same |
| CN110892154A (en) * | 2017-06-30 | 2020-03-17 | 敏捷风力发电有限公司 | Vertical wind power plant with a pitch motor carrying rotor blades, and mounting kit therefor and method for the operation thereof |
| CN108361148A (en) * | 2018-04-20 | 2018-08-03 | 吴小琴 | A kind of real-time variable pitch H-type vertical axis aerogenerator |
| CN115342029A (en) * | 2022-10-19 | 2022-11-15 | 菏泽天盈新能源有限公司 | Wind-driven generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 |