CN102200097A - Vertical axis wind driven generator with balanced torque - Google Patents
Vertical axis wind driven generator with balanced torque Download PDFInfo
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- CN102200097A CN102200097A CN2011101473634A CN201110147363A CN102200097A CN 102200097 A CN102200097 A CN 102200097A CN 2011101473634 A CN2011101473634 A CN 2011101473634A CN 201110147363 A CN201110147363 A CN 201110147363A CN 102200097 A CN102200097 A CN 102200097A
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- impeller
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- wheel hub
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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
The invention provides a vertical axis wind driven generator with a balanced torque. The wind driven generator comprises a vertical column, impellors and a generator, wherein the impellor is axially and vertically arranged on the vertical column through a hub; the hub drives the main shaft of the generator; the hub is provided with a plurality of blades through connecting rods; the wind driven generator is provided with multiple stages of impellors which are classified into corotational impellors and couterrotational impellors; the rotation direction of the corotational impellors is the same as that of the main shaft of the generator; the hub is directly connected with the main shaft of the generator; the rotation direction of the couterroational impellor is opposite to the that of the main shaft of the generator; and the hub is connected with the main shaft of the generator through a synchronous reverse driving mechanism. According to the invention, two torques which are reversal and counteract mutually are generated uniformly on the vertical column, thus the stability is higher for the vertical axis wind driven generator in operation, the structure rigidity is ensured, and the possibility of device damage is reduced; and simultaneously, the generation efficiency is higher, the blades rotate smoothly, the structure is simple, the practical applicability is high, and the wind driven generator is easy to use and popularize in bulk.
Description
Technical field
Patented technology of the present invention belongs to the clean energy technology field, a kind of structural type that is used for the vertical-type wind-driven generator.
Background technique
The energy is the problem that the current whole mankind faces jointly.Traditional energy slowly reduces, and can not satisfy people's demand, and is more seriously very big to environment damage such as thermal power generation, oil, natural gas etc., therefore, develops new clean energy resource and seem quite eager.Wherein, wind-power electricity generation is following a kind of clean energy resource, more and more obtains people's attention.
As shown in Figure 1, be the basic structure form of the vertical axis aerogenerator of prior art, mainly comprise the generator 1, impeller and the braking system 5 thereof that are arranged on the column 6.Impeller comprises wheel hub 3 and blade 4, and wheel hub 3 axially cooperates column 6 direction settings, and the outer peripheral surface of wheel hub 3 is connected with the blade 4 that a circle vertical direction is provided with by many connecting rods 2.Braking system 5 one ends of impeller link to each other with wheel hub 3, and the other end connects the brake handle 7 that is arranged on column 6 bottoms.
In order to catch more wind energy, vertical axis aerogenerator generally adopts to be provided with on wheel hub 3 how group blades 4 are raised the efficiency, but there is a problem: because the sense of rotation of these blades 4 is in the same way, make the mounting point of wheel hub 3 produce the moment of torsion of a single direction, and this moment of torsion is unbalanced.And when wind speed became big, the rotational velocity of blade 4 was accelerated, and makes that this moment of torsion is increasing, made column 6 produce violent vibration, the stability when influencing the vertical axis aerogenerator operation.In addition, if produce excessive vibration on the column 6, can cause the damage of integrally-built dangerous and relevant device.For this reason, prior art generally adopts overstriking column 6 or by changing the method for material or mechanical consolidation, improves the intensity of column 6, strengthens the stability of vertical axis aerogenerator, reduces the probability of device damage.But tending to like this increases cost greatly, is unfavorable for manufacturer.Simultaneously, because the unidirectional rotation of rotation, wheel hub 3 in the same way of blade 4, produce asymmetric air-flow around can causing blade 4, blade 4 is produced lateral thrust, make the design windward side of blade 4 and the actual wind-receiving face of blade 4 produce several angle, influence the rotation of blade 4, reduce the rotating speed of blade 4, make the generating efficiency of wind-driven generator descend, even make blade 4 rotate fault.
Summary of the invention
The objective of the invention is to: the vertical shaft wind power generator structure that a kind of balance is provided.
The technical solution adopted in the present invention is:
A kind of vertical axis aerogenerator of balance comprises column, impeller and generator, described impeller by hub spindle to vertically be arranged on the column, wheel hub transmission generator shaft, be provided with some groups of blades by connecting rod on the wheel hub; Described wind-driven generator has multi-stage impeller, and multi-stage impeller is divided into positive rotary impeller and two kinds in counter-rotating impeller according to its sense of rotation; Positive rotary impeller, its wheel hub direct coupled generator main shaft identical with the rotation side of generator shaft, the counter-rotating impeller is opposite with the rotation side of generator shaft, its wheel hub connects generator shaft by the synchronous backward driving mechanism.
Described positive rotary impeller and counter-rotating impeller arranged alternate, from top to bottom, be successively set on the column, adjacent a positive rotary impeller and a counter-rotating impeller become one-level clockwise and anticlockwise impeller sets.
The torsional angle size of the positive rotary impeller of described peer and the blade of counter-rotating on the impeller is identical, direction is opposite.
The vane group number of the positive rotary impeller of described peer and counter-rotating impeller is identical, size is consistent.
Described synchronous backward driving mechanism is a conversion gear group, will change 180 ° with the sense of rotation of the wheel rotation state of generator shaft direction of rotation after, generator shaft is given in transmission again.
Described conversion gear group comprises that at least two pairs of cone angles are 90 ° bevel gear set, Synchronous Transmission between two pairs of bevel gear set, and two ends connect the wheel hub and the generator shaft of the impeller that reverses respectively.
The beneficial effect that the present invention produced is:
The technological scheme that the present invention proposes, can solve the problem that above background technique proposes, positive rotary impeller and counter-rotating impeller are set in pairs, make and produce the moment of torsion that comes from both direction, cancels out each other on the column equably, make moment of torsion equilibrium on the column, make that vertical axis aerogenerator when operation stability is strong, its structural rigidity is protected, and reduces the probability of device damage.Around the clockwise and anticlockwise impeller sets of a pair of equilibrium simultaneously, can not produce asymmetric air-flow, can not produce lateral thrust to the blade windward side, make that the generating efficiency of wind-driven generator is higher, blade rotation is smooth and easy.In addition,, can catch more wind energy, the utilization ratio of wind-force is improved greatly, make the generated output of vertical axis aerogenerator strengthen greatly because design has the multi-stage impeller group.The present invention is simple in structure, and is practical, is easy to use on a large scale and promote.
Description of drawings
Fig. 1: the structural representation of the vertical axis aerogenerator of prior art.
Fig. 2: the structural representation of vertical axis aerogenerator of the present invention.
Fig. 3: the working state schematic representation of vertical axis aerogenerator of the present invention.
Fig. 4: the structural representation of conversion conversion gear group of the present invention.
Shown in the number in the figure: 1 – generator, 2 – connecting rods, 3 – wheel hubs, the wheel hub of the positive rotary impeller of 3-1 –, the wheel hub of 3-2 – counter-rotating impeller, 4 – blades, 5 – braking system, 6 – columns, 7 – brake handles, 8 – conversion gear groups, 8-1 – synchromesh gear group, 8-2 – bevel gear set, 8-3 – bevel gear set.
Embodiment
As Fig. 2～shown in Figure 4, the present invention is a kind of vertical axis aerogenerator of balance, comprises column 6, multi-stage impeller and generator 1.Impeller is made up of wheel hub 3, connecting rod 2 and blade 4, and wheel hub 3 axially vertically is arranged on the column 6, and promptly wheel hub 3 is connected with some group blades 4 by some connecting rods 2 perpendicular to column 6 cross settings on the outer peripheral surface of wheel hub 3.Be connected with generator 1 main shaft by wheel hub 3, give generating valency 1, make generator 1 main axis rotation to produce electric energy thereby do work with the motion state transmission of impeller.
The multi-stage impeller of this wind-driven generator can be divided into positive rotary impeller and two kinds in counter-rotating impeller according to its sense of rotation.This rotates and reverse is for the sense of rotation of generator 1 main shaft, and positive rotary impeller rotation side identical with the rotation side of generator 1 main shaft, reverse impeller and generator 1 main shaft is opposite.Therefore, for transmitting the motion state of impeller, wheel hub 3-1 direct coupled generator 1 main shaft of positive rotary impeller, the wheel hub 3-2 of counter-rotating impeller pass through a synchronous backward driving mechanism and connect generator 1 main shaft.
Positive rotary impeller and counter-rotating impeller arranged alternate, promptly the wheel hub 3-2 of the wheel hub 3-1 of positive rotary impeller and counter-rotating impeller from top to bottom, be successively set on the column 6, adjacent a positive rotary impeller and a counter-rotating impeller become one-level clockwise and anticlockwise impeller sets.During blade 4 wind-engagings, for making the impeller counter-rotating of just changeing, reverse of positive rotary impeller in the clockwise and anticlockwise impeller sets at the same level, and both rotational velocity, efficient are always, only be that direction is opposite, the torsional angle of the blade 4 on positive rotary impeller that will peer and the counter-rotating impeller is set to two torsional angles that size is identical, direction is opposite, simultaneously, make identical, the size unanimity of group number of blade 4 of positive rotary impeller at the same level and counter-rotating impeller.
As Fig. 2, shown in Figure 3, be an embodiment of the present invention's clockwise and anticlockwise impeller sets at the same level, i.e. an adjacent positive rotary impeller and counter-rotating impeller on the column 6.The wheel hub 3-2 that the wheel hub 3-1 of positive rotary impeller is arranged on top, counter-rotating impeller is arranged on the below, blade 4 on the impeller is simultaneously during wind-engaging when positive rotary impeller and counter-rotating, because both torsional angle sizes are identical, direction is opposite, makes positive rotary impeller be rotated counterclockwise on horizontal plane at the impeller that turns clockwise on the horizontal plane, reverses.On the column 6, produce a clockwise moment of torsion on the mounting point of the wheel hub 3-1 of positive rotary impeller, produce a counterclockwise moment of torsion on the mounting point of the wheel hub 3-2 of counter-rotating impeller.Simultaneously, because the torsional angle size of the blade 4 on the positive rotary impeller at the same level and the impeller that reverses is identical, direction is opposite, simultaneously, the group number of the positive rotary impeller and the blade 4 of counter-rotating impeller is identical, size is consistent, make clockwise moment of torsion on the column 6 with torque is identical counterclockwise, direction is opposite, cancel out each other, thereby make moment of torsion equilibrium on the column 6, reach purpose of the present invention and effect.
The synchronous backward driving mechanism is a conversion gear group 8, will change 180 ° with the sense of rotation of the wheel rotation state of generator 1 main shaft direction of rotation after, generator 1 main shaft is given in transmission again.This conversion gear group 8 can be a various ways, the simplest form is exactly: the wheel hub 3-2 of the impeller that will reverse is delivered near generator 1 main shaft input end by the synchromesh gear group, pass through the spur gear of two substantially horizontals engagements again, the sense of rotation that directly will send out the rotary state of rotary impeller changes 180 °, sends generator 1 main shaft to.
As shown in Figure 4, the conversion gear group 8 of this embodiment comprises that successively a pair of synchromesh gear group 8-1 that connects and the two pairs of cone angles are 90 ° bevel gear set 8-2 and 8-3, and two ends connect the wheel hub 3-2 and generator 1 main shaft of the impeller that reverses respectively.Such design is in order to strengthen the stability of conversion gear group 8, simultaneously bevel gear has that bearing capacity height, noise are low, stable drive, is easy to advantage such as maintenance, based on above some consideration, the present invention makes it to reach better effect at the bevel gear set 8-2 and the 8-3 of these 2 Synchronous Transmission.Synchromesh gear group 8-1 is formed in parallel by a horizontally disposed spur gear and a horizontally disposed bevel gear, and this spur gear and bevel gear are rotated synchronously, spur gear connects the wheel hub 3-2 of counter-rotating impeller, gives bevel gear synchronously with the rotary state on the substantially horizontal of counter-rotating impeller.The bevel gear that this horizontally disposed bevel gear and another are vertically arranged constitutes bevel gear set 8-2, and the cone angle of this bevel gear set 8-2 is 90 °, is the rotary state of vertical direction with the rotary state transmission of substantially horizontal.Bevel gear set 8-2 and bevel gear set 8-3 Synchronous Transmission, the cone angle of bevel gear set 8-3 is 90 °, also forms by two mutual vertically disposed bevel gears, be the rotary state of substantially horizontal with the rotary state transmission of vertical direction.And, because the cone angle sum of two groups of bevel gear set 8-2 and 8-3 is 180 °, take the mode of Synchronous Transmission between the two again, therefore, through the transmission of two groups of bevel gear set 8-2 and 8-3, sense of rotation changes 180 °, reaches the effect of back transfer with this.
Claims (6)
1. the vertical axis aerogenerator of a balance comprises column, impeller and generator, described impeller by hub spindle to vertically be arranged on the column, wheel hub transmission generator shaft, be provided with some groups of blades by connecting rod on the wheel hub; It is characterized in that: described wind-driven generator has multi-stage impeller, and multi-stage impeller is divided into positive rotary impeller and two kinds in counter-rotating impeller according to its sense of rotation; Positive rotary impeller, its wheel hub direct coupled generator main shaft identical with the rotation side of generator shaft, the counter-rotating impeller is opposite with the rotation side of generator shaft, its wheel hub connects generator shaft by the synchronous backward driving mechanism.
2. the vertical axis aerogenerator of balance according to claim 1, it is characterized in that: described positive rotary impeller and counter-rotating impeller arranged alternate, from top to bottom, be successively set on the column, an adjacent positive rotary impeller and a counter-rotating impeller become one-level clockwise and anticlockwise impeller sets.
3. the vertical axis aerogenerator of balance according to claim 2 is characterized in that: the torsional angle size of the blade on the positive rotary impeller of described peer and the counter-rotating impeller is identical, direction is opposite.
4. the vertical axis aerogenerator of balance according to claim 2 is characterized in that: identical, the size unanimity of the vane group number of the positive rotary impeller of described peer and counter-rotating impeller.
5. the vertical axis aerogenerator of balance according to claim 1, it is characterized in that: described synchronous backward driving mechanism is a conversion gear group, after will changing 180 ° with the sense of rotation of the wheel rotation state of generator shaft direction of rotation, generator shaft is given in transmission again.
6. the vertical axis aerogenerator of balance according to claim 5, it is characterized in that: described conversion gear group comprises that at least two pairs of cone angles are 90 ° bevel gear set, Synchronous Transmission between two pairs of bevel gear set, two ends connect the wheel hub and the generator shaft of the impeller that reverses respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101473634A CN102200097A (en) | 2011-06-02 | 2011-06-02 | Vertical axis wind driven generator with balanced torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101473634A CN102200097A (en) | 2011-06-02 | 2011-06-02 | Vertical axis wind driven generator with balanced torque |
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| Publication Number | Publication Date |
|---|---|
| CN102200097A true CN102200097A (en) | 2011-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101473634A Pending CN102200097A (en) | 2011-06-02 | 2011-06-02 | Vertical axis wind driven generator with balanced torque |
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| CN (1) | CN102200097A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818914A (en) * | 2012-09-07 | 2012-12-12 | 高精科技(苏州)有限公司 | Product grading machine |
| CN102817785A (en) * | 2012-05-22 | 2012-12-12 | 盐城纺织职业技术学院 | Vertical axis wind generator |
| CN107905957A (en) * | 2012-10-17 | 2018-04-13 | 李洪泽 | Adjust the main shaft and stent of the Universal Windmill of paddle length |
| CN110107453A (en) * | 2019-06-18 | 2019-08-09 | 河南卫星科技有限公司 | A kind of tower-type wind generating equipment and its power generator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2556381Y (en) * | 2002-05-27 | 2003-06-18 | 徐鸣 | Coaxial reverse double-rotor with-mill generator |
| CN1614228A (en) * | 2004-10-18 | 2005-05-11 | 魏明 | Wind-force apparatus with axial pulling impeller reversed with wind direction |
| KR20070098287A (en) * | 2006-03-31 | 2007-10-05 | 금풍에너지 주식회사 | Aerogenerator |
| CN101949355A (en) * | 2010-09-03 | 2011-01-19 | 张家港市耐特电机制造有限公司 | Vertical axis wind turbine |
-
2011
- 2011-06-02 CN CN2011101473634A patent/CN102200097A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2556381Y (en) * | 2002-05-27 | 2003-06-18 | 徐鸣 | Coaxial reverse double-rotor with-mill generator |
| CN1614228A (en) * | 2004-10-18 | 2005-05-11 | 魏明 | Wind-force apparatus with axial pulling impeller reversed with wind direction |
| KR20070098287A (en) * | 2006-03-31 | 2007-10-05 | 금풍에너지 주식회사 | Aerogenerator |
| CN101949355A (en) * | 2010-09-03 | 2011-01-19 | 张家港市耐特电机制造有限公司 | Vertical axis wind turbine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817785A (en) * | 2012-05-22 | 2012-12-12 | 盐城纺织职业技术学院 | Vertical axis wind generator |
| CN102818914A (en) * | 2012-09-07 | 2012-12-12 | 高精科技(苏州)有限公司 | Product grading machine |
| CN102818914B (en) * | 2012-09-07 | 2014-07-02 | 高精科技(苏州)有限公司 | Product grading machine |
| CN107905957A (en) * | 2012-10-17 | 2018-04-13 | 李洪泽 | Adjust the main shaft and stent of the Universal Windmill of paddle length |
| CN110107453A (en) * | 2019-06-18 | 2019-08-09 | 河南卫星科技有限公司 | A kind of tower-type wind generating equipment and its power generator |
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Application publication date: 20110928 |