CN108757304A - A kind of vertical-axis generators blade group of variable Windward angle - Google Patents
A kind of vertical-axis generators blade group of variable Windward angle Download PDFInfo
- Publication number
- CN108757304A CN108757304A CN201810672412.8A CN201810672412A CN108757304A CN 108757304 A CN108757304 A CN 108757304A CN 201810672412 A CN201810672412 A CN 201810672412A CN 108757304 A CN108757304 A CN 108757304A
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- intermittent gear
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- 230000009467 reduction Effects 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/06—Controlling wind motors the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention belongs to technical field of wind power generation, are related to a kind of vertical-axis generators blade group of variable Windward angle.The blade group, including main support shaft, anemoscope, decelerating motor, servo-drive system, main intermittent gear, secondary intermittent gear, the first bevel reduction gear set, the second bevel reduction gear set, blade drive shaft, blade main shaft, blade, the quantity of secondary intermittent gear is 4~10 and is uniformly distributed along the circumferencial direction of main intermittent gear, the toothed disc of main intermittent gear is equally divided into the identical sector region of four areas, the outer rim of the opposite sector region of two of which apex angle is not provided with the gear teeth, and the outer rim of the opposite sector region of other two apex angle is provided with the gear teeth.Utilize the present invention, under the action of the wind, each blade can be made to change Windward angle so that blade group generate it is maximum rotate forward torque and minimum rotate backward torque, it is efficiently applied to vertical axis aerogenerator, and improves the generating efficiency of vertical axis aerogenerator.
Description
Technical field
The invention belongs to technical field of wind power generation, are related to a kind of vertical-axis generators blade group of variable Windward angle.
Background technology
Wind-power electricity generation is clean regenerative resource, and it is resourceful, infinite can use.Traditional wind-driven generator is mostly
Trunnion axis, and the defect of horizontal axis wind-driven generator is：It needing to wind apparatus, wind energy utilization efficiency is unstable, and running noise is big,
Installation and maintenance are difficult.Compared with horizontal axis wind-driven generator, vertical axis aerogenerator exists and does not have wind direction, running noise
The advantages such as low, convenient to install and maintain, it is deep always to be pursued by insider.However, vertical axis aerogenerator is using process
In, it is existing to rotate forward torque, and exist and rotate backward torque so that the utilization ratio of wind energy is low, influences to clean energy resource
It efficiently uses.
Invention content
The purpose of the present invention is to provide a kind of vertical-axis generators blade group of variable Windward angle, each blades
Change Windward angle, improves the generating efficiency of vertical axis aerogenerator.
The present invention solve above-mentioned technical problem technical solution be：
A kind of vertical-axis generators blade group of variable Windward angle, including main support shaft, anemoscope, decelerating motor, watch
Dress system, main intermittent gear, secondary intermittent gear, the first bevel reduction gear set, the second bevel reduction gear set, blade drive shaft, blade master
Axis, blade；Main support shaft is vertically arranged, and main intermittent gear is installed on by pressure bearing on the outside of main support shaft, and in main branch
It is freely rotated on support axis, secondary intermittent gear is located on the outside of main intermittent gear, the driving wheel of the first bevel type gear group and secondary interval tooth
Take turns coaxially connected, the driven wheel of the first bevel type gear group is coaxially connected by blade drive shaft and the driving wheel of the second bevel type gear group
It connects, the driven wheel and blade main shaft of the second bevel type gear group are coaxially connected, and blade is equipped on blade main shaft；Secondary intermittent gear
Quantity is 4~10 and is uniformly distributed along the circumferencial direction of main intermittent gear, the first bevel type gear group, the second bevel type gear
Group, blade drive shaft, the quantity of blade main shaft and blade are consistent with the quantity of secondary intermittent gear；The gear of main intermittent gear
Disk is equally divided into the identical sector region of four areas, and the outer rim of the opposite sector region of two of which apex angle is not provided with wheel
The outer rim of tooth, the opposite sector region of other two apex angle is provided with the gear teeth；Decelerating motor is installed on the outside of main support shaft and position
Below main intermittent gear, the gear of decelerating motor is engaged with the external gear of main intermittent gear lower part, and anemoscope is located at main support
It is connect with decelerating motor above axis and by servo-drive system.
Preferably, the quantity of secondary intermittent gear is 8；Decelerating motor is DC speed-reducing.
It can be changed having the beneficial effect that for the vertical-axis generators blade group of Windward angle using the present invention, under the action of the wind,
By the cooperation of main intermittent gear and secondary intermittent gear, makes the changeable Windward angle of each blade, i.e., turn in different direction
Different angle is crossed, and forms different Windward angles, so that blade group only generates the maximum torque and most of rotating forward
Small rotates backward torque, is efficiently applied to vertical axis aerogenerator, and improves the generating efficiency of vertical axis aerogenerator.
Description of the drawings
Fig. 1 is the main structure diagram of the vertical-axis generators blade group of the variable Windward angle of the present invention；
Fig. 2 is the overlooking structure diagram of the vertical-axis generators blade group of the variable Windward angle of the present invention；
Fig. 3 is the structure and location diagram of the main intermittent gear of the present invention and secondary intermittent gear；
Fig. 4 is the rotary state figure of blade group of the present invention under the action of the wind.
Coding in attached drawing is respectively：1 is main support shaft, 2 be anemoscope, 3 be decelerating motor, 4 be main intermittent gear, 5
It is the first bevel reduction gear set for secondary intermittent gear, 6-1,6-2 is the second bevel reduction gear set, 7 is blade drive shaft, 8 is blade master
Axis, 9 are blade.
Specific implementation mode
As shown in Figure 1 to Figure 3, a kind of vertical-axis generators blade group of variable Windward angle, including main support shaft 1, wind
To instrument 2, decelerating motor 3, servo-drive system, main intermittent gear 4, secondary intermittent gear 5, the first bevel reduction gear set 6-1, the second umbrella shape tooth
Wheel group 6-2, blade drive shaft 7, blade main shaft 8, blade 9；Main support shaft 1 is vertically arranged, and main intermittent gear 4 passes through pressure axis
It holding and is installed on 1 outside of main support shaft, and be freely rotated in main support shaft 1, secondary intermittent gear 5 is located at 4 outside of main intermittent gear,
The driving wheel of first bevel type gear group 6-1 and secondary intermittent gear 5 are coaxially connected, and the driven wheel of the first bevel type gear group 6-1 passes through
Blade drive shaft 7 and the driving wheel of the second bevel type gear group 6-2 are coaxially connected, the driven wheel and leaf of the second bevel type gear group 6-2
Piece main shaft 8 is coaxially connected, and blade 9 is equipped on blade main shaft 8；
The quantity of secondary intermittent gear 5 is 8 and is uniformly distributed along the circumferencial direction of main intermittent gear 4, the first umbellate form tooth
Wheel group 6-1, the second bevel type gear group 6-2, blade drive shaft 7, blade main shaft 8 and blade 9 quantity with secondary intermittent gear 5
Quantity it is consistent；The toothed disc of main intermittent gear 4 is equally divided into the identical sector region of four areas, and two of which apex angle is opposite
The outer rim of sector region be not provided with the gear teeth, the outer rim of the opposite sector region of other two apex angle is provided with the gear teeth；
Decelerating motor 3 is DC speed-reducing, and decelerating motor 3 is installed on 1 outside of main support shaft and is located at main intermittent gear
4 lower sections, the gear of decelerating motor 3 engages with the external gear of 4 lower part of main intermittent gear, anemoscope 2 is located above main support shaft 1,
And it is connect with decelerating motor 3 by servo-drive system.
The operation principle of vertical-axis generators blade group that the present invention can be changed Windward angle is：Anemoscope 2 acquires external wind
To information, wind direction angular signal is passed to by servo-drive system by the controller of anemoscope 2, and then drives and controls direct current deceleration
The rotation of motor 3 controls the rotation of the main intermittent gear 4 engaged with 3 lower part external gear of decelerating motor, makes main intermittent gear 4
Stop orientation and wind direction is always consistent；The secondary intermittent gear 5 on 4 circumferencial direction of main intermittent gear is uniformly distributed in leaf
The rotation of piece 9 and rotate, and passing sequentially through the first bevel reduction gear set 6-1, blade drive shaft 7, the second bevel reduction gear set 6-2 will be secondary
The speed ratio conversion of intermittent gear 5 and rotation direction are transmitted to blade main shaft 8, the rotational angle of control blade main shaft 8, and then control
The rotation of blade 9 so that all blades 9 turn over different angles in different direction, form different Windward angles, and then make
Blade group generate it is maximum rotate forward torque, generate and minimum rotate backward torque.
As shown in figure 4, blade group of the present invention rotary state under the action of the wind specifically, main intermittent gear 4 gear
Disk is equally divided into four areas identical sector region A, B, C, D, wherein the apex angle of sector region A and sector region C is opposite,
And its outer rim is not provided with the gear teeth, the apex angle of sector region B and sector region D are opposite and its outer rim is both provided with the gear teeth.Fan
The outer rim of shape region A does not have the gear teeth only to be slided when secondary intermittent gear 5 is by sector region A, and rotational angle is 0 degree, with
The angle that rotates of blade 9 of connection be 0 degree so that the angle of blade 9 and wind direction degree changes from 0 degree to 45；Sector region B's
Outer rim is provided with the gear teeth, and for secondary intermittent gear 5 by engagement rotation 180 degree when sector region B, the blade 9 being attached thereto passes through umbrella
90 degree of the speed ratio conversion rotation of shape gear set, keeps blade 9 vertical always with wind direction；The outer rim of sector region C does not have the gear teeth, between secondary
Gear 5 of having a rest when sector region C by only being slided, and rotational angle is 0 degree, and the blade 9 being attached thereto passes through bevel reduction gear set
0 degree of speed ratio conversion rotation, so that the angle of blade 9 and wind direction degree is changed from 45 degree to 0；The outer rim of sector region D is provided with wheel
Tooth, secondary intermittent gear 5 is by engagement rotation 180 degree when sector region D, the speed that the blade 9 being attached thereto passes through bevel reduction gear set
Than 90 degree of conversion rotation, keep blade 9 parallel always with wind direction；In Fig. 4, straight arrows are wind direction, and camber line arrow is that blade group exists
Rotation direction under wind-force effect.
The vertical-axis generators blade group that the present invention can be changed Windward angle passes through main support shaft and vertical axis aerogenerator
Connection, under windy condition, by the Windward angle for changing each blade so that blade group only generates the maximum power of rotating forward
Square, and then improve the generating efficiency of wind-driven generator.
Claims (3)
1. a kind of vertical-axis generators blade group of variable Windward angle, which is characterized in that including main support shaft (1), anemoscope
(2), decelerating motor (3), servo-drive system, main intermittent gear (4), secondary intermittent gear (5), the first bevel reduction gear set (6-1), second
Bevel reduction gear set (6-2), blade drive shaft (7), blade main shaft (8), blade (9)；
The main support shaft (1) is vertically arranged, and the main intermittent gear (4) is installed on main support shaft (1) by pressure bearing
Outside, and being freely rotated in main support shaft (1), the pair intermittent gear (5) are located at main intermittent gear (4) outside, and described the
The driving wheel of one bevel type gear group (6-1) and secondary intermittent gear (5) are coaxially connected, the first bevel type gear group (6-1) from
Driving wheel is coaxially connected by blade drive shaft (7) and the driving wheel of the second bevel type gear group (6-2), the second bevel type gear group
The driven wheel of (6-2) and blade main shaft (8) are coaxially connected, and blade (9) is equipped on the blade main shaft (8)；
The quantity of the pair intermittent gear (5) is 4~10 and is uniformly distributed along the circumferencial direction of main intermittent gear (4), institute
State the first bevel type gear group (6-1), the second bevel type gear group (6-2), blade drive shaft (7), blade main shaft (8) and blade
(9) quantity is consistent with the quantity of secondary intermittent gear (5)；
The toothed disc of the main intermittent gear (4) is equally divided into the identical sector region of four areas, and two of which apex angle is opposite
The outer rim of sector region be not provided with the gear teeth, the outer rim of the opposite sector region of other two apex angle is provided with the gear teeth；
The decelerating motor (3) is installed on the outside of main support shaft (1) and below main intermittent gear (4), the decelerating motor
(3) gear is engaged with the external gear of main intermittent gear (4) lower part, the anemoscope (2) be located above main support shaft (1) and
It is connect with decelerating motor (3) by servo-drive system.
2. a kind of vertical-axis generators blade group of variable Windward angle as described in claim 1, which is characterized in that the pair
The quantity of intermittent gear (5) is 8.
3. a kind of vertical-axis generators blade group of variable Windward angle as described in claim 1, which is characterized in that described to subtract
Speed motor (3) is DC speed-reducing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810672412.8A CN108757304A (en) | 2018-06-26 | 2018-06-26 | A kind of vertical-axis generators blade group of variable Windward angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810672412.8A CN108757304A (en) | 2018-06-26 | 2018-06-26 | A kind of vertical-axis generators blade group of variable Windward angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108757304A true CN108757304A (en) | 2018-11-06 |
Family
ID=63977936
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810672412.8A Pending CN108757304A (en) | 2018-06-26 | 2018-06-26 | A kind of vertical-axis generators blade group of variable Windward angle |
Country Status (1)
| Country | Link |
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| CN (1) | CN108757304A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102087321B1 (en) * | 2019-04-03 | 2020-03-10 | 주식회사 백아엔지니어링 | High Efficiency Tidal Current Generator |
| CN111997835A (en) * | 2020-08-21 | 2020-11-27 | 武汉科技大学 | Variable pitch mechanism of vertical axis wind turbine |
| CN112769159A (en) * | 2020-12-31 | 2021-05-07 | 李军 | Multi-energy combined power generation system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2042044C1 (en) * | 1989-06-05 | 1995-08-20 | Войсковая часть 36992 | Rotary wind motor |
| JP2002242815A (en) * | 2001-02-14 | 2002-08-28 | Hidemasa Hanba | Fan for wind power generation |
| JP2006052669A (en) * | 2004-08-11 | 2006-02-23 | Rikio Arai | Wind power generation device |
| JP2007177796A (en) * | 2002-05-16 | 2007-07-12 | Hidemi Kurita | Vertical shaft driving device for vertical wind mills or the like and electric power generator using the same |
| RU84068U1 (en) * | 2009-03-19 | 2009-06-27 | Азат Хайдарович Гельманов | WIND UNIT |
| US20110076144A1 (en) * | 2009-08-25 | 2011-03-31 | Lucas Jeffrey M | Fluid Interacting Device |
| CN104271945A (en) * | 2012-12-26 | 2015-01-07 | 闵泳憙 | Vertical-axis wind power generator having adjustable-angle rotating blades |
| JP2017110625A (en) * | 2015-12-15 | 2017-06-22 | 雅弘 田村 | Vertical type rotary windmill according to different gear change mechanism |
| CN208474046U (en) * | 2018-06-26 | 2019-02-05 | 宁夏工商职业技术学院（宁夏化工技工学校、宁夏机电工程学校、宁夏农业机械化学校） | A kind of vertical-axis generators blade group of variable Windward angle |
-
2018
- 2018-06-26 CN CN201810672412.8A patent/CN108757304A/en active Pending
Patent Citations (9)
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|---|---|---|---|---|
| RU2042044C1 (en) * | 1989-06-05 | 1995-08-20 | Войсковая часть 36992 | Rotary wind motor |
| JP2002242815A (en) * | 2001-02-14 | 2002-08-28 | Hidemasa Hanba | Fan for wind power generation |
| JP2007177796A (en) * | 2002-05-16 | 2007-07-12 | Hidemi Kurita | Vertical shaft driving device for vertical wind mills or the like and electric power generator using the same |
| JP2006052669A (en) * | 2004-08-11 | 2006-02-23 | Rikio Arai | Wind power generation device |
| RU84068U1 (en) * | 2009-03-19 | 2009-06-27 | Азат Хайдарович Гельманов | WIND UNIT |
| US20110076144A1 (en) * | 2009-08-25 | 2011-03-31 | Lucas Jeffrey M | Fluid Interacting Device |
| CN104271945A (en) * | 2012-12-26 | 2015-01-07 | 闵泳憙 | Vertical-axis wind power generator having adjustable-angle rotating blades |
| JP2017110625A (en) * | 2015-12-15 | 2017-06-22 | 雅弘 田村 | Vertical type rotary windmill according to different gear change mechanism |
| CN208474046U (en) * | 2018-06-26 | 2019-02-05 | 宁夏工商职业技术学院（宁夏化工技工学校、宁夏机电工程学校、宁夏农业机械化学校） | A kind of vertical-axis generators blade group of variable Windward angle |
Non-Patent Citations (1)
| Title |
|---|
| 文恒;塔娜;刘金涛;郝中保;: "定向高效垂直轴风力机工作机理研究" * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102087321B1 (en) * | 2019-04-03 | 2020-03-10 | 주식회사 백아엔지니어링 | High Efficiency Tidal Current Generator |
| CN111997835A (en) * | 2020-08-21 | 2020-11-27 | 武汉科技大学 | Variable pitch mechanism of vertical axis wind turbine |
| CN112769159A (en) * | 2020-12-31 | 2021-05-07 | 李军 | Multi-energy combined power generation system |
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Application publication date: 20181106 |