CN105545604A - Full-rotor speed-multiplying wind driven generator - Google Patents
Full-rotor speed-multiplying wind driven generator Download PDFInfo
- Publication number
- CN105545604A CN105545604A CN201610031921.3A CN201610031921A CN105545604A CN 105545604 A CN105545604 A CN 105545604A CN 201610031921 A CN201610031921 A CN 201610031921A CN 105545604 A CN105545604 A CN 105545604A
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- Prior art keywords
- blade
- rotor
- hollow shaft
- bearing
- driven generator
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/21—Rotors for wind turbines
-
- 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
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Wind Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a full-rotor speed-multiplying wind driven generator comprising an outer rotor, an inner rotor, a hollow shaft, an upper blade, a lower blade and a collecting ring, wherein an outer rotor bearing block is arranged above the hollow shaft; an upper bearing is arranged between the outer rotor bearing block and the hollow shaft; the upper blade is fixedly arranged at the upper end of the outer rotor bearing block, and the outer rotor is fixedly arranged at the lower end of the outer rotor bearing block; the inner rotor is arranged inside the outer rotor and is fixedly arranged on the hollow shaft; the upwind guide angles of the lower blade and the upper blade are opposite; the lower blade is connected with the inner rotor; the lower end of the hollow shaft is provided with a collecting ring bearing block; and a lower bearing is arranged between the collecting ring bearing block and the hollow shaft. The generator is simple in structure and stable and reliable in operation; and compared with the traditional wind driven generator, the speed for cutting a magnetic induction line through relative movement of the outer rotor and the inner rotor is doubled at the same air speed, furthermore, the speed-multiplying effect is achieved, the generating efficiency of the generator is increased, and particularly, the generating efficiency at a low air speed is increased.
Description
Technical field
The present invention relates generally to technical field of wind power generation, specifically a kind of full rotor speed wind-driven generator.
Background technique
According to the difference of wind driven generator rotation axle, wind-driven generator can be divided into horizontal axis wind-driven generator and vertical axis aerogenerator.Its necessary electromotor is generally divided into two classes: 1, asynchronous type (1) Module of Asynchronous Generator; (2) Wound-rotor type double-fed asynchronous generator; 2, synchronized model (1) magneto alternator; (2) electric excitation synchronous generator; The common feature of necessary electromotor working principle is exactly that generator is divided into stators and rotators two large divisions, be made up of magnet and coil respectively, working state is that stator is static, produce relative movement by the rotation of external force (fan blade) rotor driven and fixing stator and carry out cutting magnetic line, generation current generates electricity.
The voltage levels of wind-driven generator and size of current, be closely-related with generator amature rotating speed, rotor speed is higher, and the generated energy of generator is higher.And current wind-driven generator generally when low wind because rotor speed is slower, do not reach the initial velocity producing effective current and voltage, thus cause sending out to go out electricity or voltage is very low very little with electric current, can not dynamic load be with, make generator operation efficiency not high, waste low wind-resources.
Summary of the invention
For solving the deficiency of current technology, the present invention, in conjunction with prior art, from practical application, provides a kind of full rotor speed wind-driven generator, this electric generator structure is simple, each several part technology maturation, stable and reliable operation, under comparing equal wind speed with traditional wind, the speed of the relative movement cutting magnetic induction line of external rotor and internal rotor adds one times, and then reach the effect of speed speedup, improve the generating efficiency of generator, the generating efficiency especially during low wind.
For achieving the above object, technological scheme of the present invention is as follows:
Full rotor speed wind-driven generator, comprise external rotor, internal rotor, described external rotor and internal rotor carry out the generating of cutting magnetic line generation current by relative movement, also comprise hollow shaft, upper blade, lower blade and collector ring, outer rotor shaft bearing is provided with above described hollow shaft, upper bearing (metal) is provided with between described outer rotor shaft bearing and hollow shaft, described upper blade and external rotor are separately fixed at the two ends up and down of outer rotor shaft bearing, described internal rotor is arranged on external rotor inside, internal rotor is fixedly mounted on hollow shaft, described lower blade and upper blade windward guide angle are contrary, lower blade connects internal rotor, collector ring bearing support is provided with in hollow shaft lower end, lower bearing is provided with between described collector ring bearing support and hollow shaft, described collector ring connects hollow shaft and collector ring bearing support, on internal rotor, the output conductor of coil is connected to collector ring by the threading hole of hollow shaft inside.
Also comprise upper flange plate and lower flange, described upper flange plate is arranged between upper blade and outer rotor shaft bearing, upper flange plate is for connecting upper blade and outer rotor shaft bearing, and described lower flange is arranged between lower blade and internal rotor, and lower flange is for connecting lower blade and internal rotor.
Also comprise upper blade support and lower blade support, described upper blade connects upper flange plate by upper blade support, and described lower blade connects lower flange by lower blade support.
Described upper blade and lower blade include several fan blades and connecting plate, and several fan blade annular arrays are arranged, and are connected between adjacent fan blade by connecting plate.
Described connecting plate is separately positioned on the upper, middle and lower of fan blade.
Described support comprises cradling piece and bracket, and described collector ring bearing support is arranged on cradling piece, and described cradling piece is fixed on bracket, and described bracket is U-shaped.
Beneficial effect of the present invention:
1, the full rotor speed wind-driven generator of the present patent application, drive external rotor (stationary part of former traditional wind) and internal rotor (former traditional wind rotor portion) to do relative motion respectively by the fan blade arranging two groups of sense of rotation contrary simultaneously, under comparing equal wind speed with traditional wind, the speed of cutting magnetic induction line adds one times, and then reach the effect of speed speedup, produce higher voltage and larger electric current, improve the generating efficiency of generator, the generating efficiency especially during low wind.
2, structural design advantages of simple of the present invention, take up room little, stable and reliable operation, when by upper blade and lower blade up and down vertical arrange time, the present invention is applicable to vertical axis aerogenerator, during the blade arranging two when upper blade and the horizontal anterior-posterior horizontal of lower blade being arranged and before and after substantially horizontal angle is contrary windward, the present invention is applicable to horizontal axis wind-driven generator.
3, blade structure simplicity of design of the present invention is reasonable, adds fan blade lifting surface area, improve stability and working efficiency compared with conventional construction.
Accompanying drawing explanation
Accompanying drawing 1 is general structure schematic diagram of the present invention;
Accompanying drawing 2 is I schematic enlarged-scale view in accompanying drawing 1.
Label shown in accompanying drawing: 1, upper blade; 2, lower blade; 3, support; 4, fan blade; 5, connecting plate; 6, cradling piece; 7, bracket; 8, upper bearing (metal); 9, upper flange plate; 10, outer rotor shaft bearing; 11, hollow shaft; 12, external rotor; 13, internal rotor; 14, lower bearing; 15, lower flange; 16, collector ring bearing support; 17, collector ring; 18, upper blade support; 19, lower blade support; 20, threading hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Full rotor speed wind-driven generator, comprise external rotor 12, internal rotor 13, described external rotor 12 and internal rotor 13 carry out the generating of cutting magnetic line generation current by relative movement, it is characterized in that: also comprise hollow shaft 11, upper blade 1, lower blade 2 and collector ring 17, outer rotor shaft bearing 10 is provided with above described hollow shaft 11, upper bearing (metal) 8 is provided with between described outer rotor shaft bearing 10 and hollow shaft 11, described upper blade 1 and external rotor 12 are separately fixed at the two ends up and down of outer rotor shaft bearing 10, it is inner that described internal rotor 13 is arranged on external rotor 12, internal rotor 13 is fixedly mounted on hollow shaft 11, guide angle is contrary windward for described lower blade 2 and upper blade 1, lower blade 2 connects internal rotor 13, collector ring bearing support 16 is provided with in hollow shaft 11 lower end, lower bearing 14 is provided with between described collector ring bearing support 16 and hollow shaft 11, described collector ring 17 connects hollow shaft 11 and collector ring bearing support 16, on internal rotor 13, the output conductor of coil is connected internally to collector ring 17 by hollow shaft 11, support 3 is fixedly connected with below collector ring bearing support 16.
As accompanying drawing 1, shown in 2, in the present invention, the sense of rotation of upper blade 1 and lower blade 2 is contrary, upper blade 1 drives external rotor 12 to rotate, lower blade 2 drives internal rotor 13 to rotate, when wind is blown by a direction, because the rotation direction of upper blade 1 and lower blade 2 is contrary, therefore the direction of rotation of upper blade 1 and lower blade 2, the i.e. direction of rotation of external rotor 12 and internal rotor 13, the magnetic induction line that can cut is provided with between external rotor 12 and internal rotor 13, therefore can generation current by the relative movement of external rotor 12 and internal rotor 13, because this structure allows generator no longer divide rotor and stator, generator rotates except rotor portion, stationary part originally in meaning also does reverse rotation relative to rotor, this creates the terminal the speedup of a times, improve the linear velocity of coil cutting magnetic line, create higher voltage and larger electric current, thus improve the efficiency of generator, when low wind due to the multiplication of wind-driven generator rotating speed, low wind also can be generated electricity.
Upper blade 1 of the present invention, lower blade 2, internal rotor 13, annexation between external rotor 12 is as follows: upper blade 1 is connected by screw upper flange plate 9, upper flange plate 9 is connected by screw upper blade support 18, upper flange plate 9 is enclosed within outer rotor shaft bearing 10, and be fixed by screws in outer rotor shaft bearing 10, outer rotor shaft bearing 10 connects hollow shaft 11 by upper bearing (metal) 8, owing to being provided with upper bearing (metal) 8, therefore outer rotor shaft bearing 10 and hollow shaft 11 can relatively rotate, external rotor 12 is fixed by screws in outer rotor shaft bearing 10, outer rotor shaft bearing 10 is driven to rotate by upper blade 1, and then drive external rotor 12 to rotate, it is inner that internal rotor 13 is arranged on external rotor 12, internal rotor 13 is fixed on hollow shaft 11, be connected by screw lower flange 15 below internal rotor 13, below lower flange 15, connect lower blade 2 by lower blade support 19, drive lower flange 15 to rotate by lower blade 2 and then drive internal rotor 13 to rotate, collector ring bearing support 16 is enclosed within hollow shaft 11 by lower bearing 14, collector ring bearing support 16 does not produce motion, it is arranged on support 3 and play fixed supporting role, collector ring bearing support 16 is fixed on support 3, support 3 comprises cradling piece 6 and bracket 7, described collector ring bearing support 16 is arranged on cradling piece 6, described cradling piece 6 is fixed on bracket 7, described bracket 7 is U-shapeds, the structure of support 3 is convenient to the fixing of this wind-driven generator, collector ring 17 is for fixing the structure of one end rotation in one end, the fixed end of collector ring 17 is fixed on collector ring bearing support 16, the round end of collector ring 17 is fixed on the end of hollow shaft 11, threading hole 20 is set in hollow shaft 11, on internal rotor 13, namely the output conductor of coil is connected to collector ring 17 by this threading hole 20.This structure has the advantage of advantages of simple, compact structure, stable and reliable operation, and easy accessibility between each component of this structure, be convenient to installation and the maintenance operation of this wind-driven generator.The attached vertical shaft wind power generator structure that Figure 1 shows that upper blade 1 is vertical with lower blade about 2 when arranging in the present invention, but the present invention is equally applicable to horizontal axis wind-driven generator, only upper blade 1 and lower blade 2 anterior-posterior horizontal need be arranged.
Described upper blade 1 and lower blade 2 include several fan blades 4 and connecting plate 5, and several fan blade 4 annular arrays are arranged, and are connected between adjacent fan blade 4 by connecting plate 5; Described connecting plate 5 is separately positioned on the upper, middle and lower of fan blade 4.As shown in Figure 1, upper blade 1 is identical with lower blade 2 structure composition, just fan blade 4 turn to difference, upper blade 1 and lower blade 2 form by multiple fan blade 4, adopt the connecting plate 5 of arc to connect between fan blade 4, connecting plate 5 is three groups, is separately positioned on fan blade 4 upper, middle and lower, this structure can increase the stability of fan blade lifting surface area and operation, improves generating efficiency.
Embodiment: full rotor speed wind-driven generator, comprise external rotor 12, internal rotor 13, described external rotor 12 and internal rotor 13 carry out the generating of cutting magnetic line generation current by relative movement, also comprise hollow shaft 11, upper flange plate 9, lower flange 15, upper blade 1, lower blade 2, collector ring 17, outer rotor shaft bearing 10 is provided with above described hollow shaft 11, upper bearing (metal) 8 is provided with between described outer rotor shaft bearing 10 and hollow shaft 11, described upper blade 1 is fixedly mounted on upper flange plate 9 by screw, described upper flange plate 9 and external rotor 12 are fixed on the two ends up and down of outer rotor shaft bearing 10 respectively by screw, it is inner that described internal rotor 13 is arranged on external rotor 12, internal rotor 13 is fixedly mounted on hollow shaft 11, described lower blade 2 is contrary with upper blade 1 rotation direction, upper blade 1 and lower blade 2 include several fan blades 4 and connecting plate 5, several fan blade 4 annular arrays are arranged, connected by connecting plate 5 between adjacent fan blade 4, lower blade 2 is connected by screw lower flange 15, lower flange 15 is connected by screw internal rotor 13, collector ring bearing support 16 is provided with below hollow shaft 11, lower bearing 14 is provided with between described collector ring bearing support 16 and hollow shaft 11, described collector ring 17 connects hollow shaft 11 and collector ring bearing support 16, support 3 is fixedly connected with below collector ring bearing support 16.The beneficial effect of the present embodiment: structure is simple, stable and reliable operation, installation and maintenance simple and fast, and compared with traditional wind, because internal rotor and external rotor are all rotatable, and direction of rotation, therefore the generating efficiency of wind-driven generator can be significantly improved, the generating efficiency especially during low wind.
Claims (6)
1. full rotor speed wind-driven generator, comprise external rotor (12), internal rotor (13), described external rotor (12) and internal rotor (13) carry out the generating of cutting magnetic line generation current by relative movement, it is characterized in that: also comprise hollow shaft (11), upper blade (1), lower blade (2) and collector ring (17), described hollow shaft (11) top is provided with outer rotor shaft bearing (10), upper bearing (metal) (8) is provided with between described outer rotor shaft bearing (10) and hollow shaft (11), described upper blade (1) and external rotor (12) are separately fixed at the two ends up and down of outer rotor shaft bearing (10), it is inner that described internal rotor (13) is arranged on external rotor (12), internal rotor (13) is fixedly mounted on hollow shaft (11), guide angle is contrary windward for described lower blade (2) and upper blade (1), lower blade (2) connects internal rotor (13), collector ring bearing support (16) is provided with in hollow shaft (11) lower end, lower bearing (14) is provided with between described collector ring bearing support (16) and hollow shaft (11), described collector ring (17) connects hollow shaft (11) and collector ring bearing support (16), the output conductor of the upper coil of internal rotor (13) is connected to collector ring (17) by the threading hole (20) that hollow shaft (11) is inner.
2. full rotor speed wind-driven generator as claimed in claim 1, it is characterized in that: also comprise upper flange plate (9) and lower flange (15), described upper flange plate (9) is arranged between upper blade (1) and outer rotor shaft bearing (10), upper flange plate (9) is for connecting upper blade (1) and outer rotor shaft bearing (10), described lower flange (15) is arranged between lower blade (2) and internal rotor (13), and lower flange (15) is for connecting lower blade (2) and internal rotor (13).
3. full rotor speed wind-driven generator as claimed in claim 2, it is characterized in that: also comprise upper blade support (18) and lower blade support (19), described upper blade (1) connects upper flange plate (9) by upper blade support (18), and described lower blade (2) connects lower flange (15) by lower blade support (19).
4. full rotor speed wind-driven generator as claimed in claim 1, it is characterized in that: described upper blade (1) and lower blade (2) include several fan blades (4) and connecting plate (5), several fan blades (4) annular array is arranged, and is connected between adjacent fan blade (4) by connecting plate (5).
5. full rotor speed wind-driven generator as claimed in claim 4, is characterized in that: described connecting plate (5) is separately positioned on the upper, middle and lower of fan blade (4).
6. full rotor speed wind-driven generator as claimed in claim 1, it is characterized in that: described support (3) comprises cradling piece (6) and bracket (7), described collector ring bearing support (16) is arranged on cradling piece (6), described cradling piece (6) is fixed on bracket (7), and described bracket (7) is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031921.3A CN105545604A (en) | 2016-01-18 | 2016-01-18 | Full-rotor speed-multiplying wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031921.3A CN105545604A (en) | 2016-01-18 | 2016-01-18 | Full-rotor speed-multiplying wind driven generator |
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| Publication Number | Publication Date |
|---|---|
| CN105545604A true CN105545604A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610031921.3A Pending CN105545604A (en) | 2016-01-18 | 2016-01-18 | Full-rotor speed-multiplying wind driven generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281799A (en) * | 2018-11-12 | 2019-01-29 | 刘春梅 | Motor linear array synchronous bidirectional composite power centrifugation damping wind power generation plant |
| CN113187655A (en) * | 2021-05-26 | 2021-07-30 | 苏卫星 | Vertical shaft dual-drive wind power generation device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2909781A1 (en) * | 1979-03-13 | 1980-09-25 | Karlheinz Ohlberg | Wind driven power generating turbine - has independent concentric rotors driving common generator to give higher efficiency |
| CN2797673Y (en) * | 2004-04-21 | 2006-07-19 | 贾雄雄 | Wind power generator with two wind wheel machine |
| JP2007107496A (en) * | 2005-10-17 | 2007-04-26 | Michio Murakami | Wind power generation device |
| CN201277151Y (en) * | 2008-10-29 | 2009-07-22 | 张俊杰 | Vertical-axis double-wind wheel retrograde-rotation aerogenerator |
| CN201412274Y (en) * | 2009-04-13 | 2010-02-24 | 赵安民 | Vertical shaft dual-rotor wind power generating device |
| CN103032269A (en) * | 2011-10-08 | 2013-04-10 | 黄志平 | Vertical double-shaft wind power generation device |
| CN104747380A (en) * | 2015-03-17 | 2015-07-01 | 新疆尚能太阳能科技有限公司 | Vertical-axis wind driven generator |
| CN205330884U (en) * | 2016-01-18 | 2016-06-22 | 张双庆 | Full rotor is fast aerogenerator doubly |
-
2016
- 2016-01-18 CN CN201610031921.3A patent/CN105545604A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2909781A1 (en) * | 1979-03-13 | 1980-09-25 | Karlheinz Ohlberg | Wind driven power generating turbine - has independent concentric rotors driving common generator to give higher efficiency |
| CN2797673Y (en) * | 2004-04-21 | 2006-07-19 | 贾雄雄 | Wind power generator with two wind wheel machine |
| JP2007107496A (en) * | 2005-10-17 | 2007-04-26 | Michio Murakami | Wind power generation device |
| CN201277151Y (en) * | 2008-10-29 | 2009-07-22 | 张俊杰 | Vertical-axis double-wind wheel retrograde-rotation aerogenerator |
| CN201412274Y (en) * | 2009-04-13 | 2010-02-24 | 赵安民 | Vertical shaft dual-rotor wind power generating device |
| CN103032269A (en) * | 2011-10-08 | 2013-04-10 | 黄志平 | Vertical double-shaft wind power generation device |
| CN104747380A (en) * | 2015-03-17 | 2015-07-01 | 新疆尚能太阳能科技有限公司 | Vertical-axis wind driven generator |
| CN205330884U (en) * | 2016-01-18 | 2016-06-22 | 张双庆 | Full rotor is fast aerogenerator doubly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281799A (en) * | 2018-11-12 | 2019-01-29 | 刘春梅 | Motor linear array synchronous bidirectional composite power centrifugation damping wind power generation plant |
| CN113187655A (en) * | 2021-05-26 | 2021-07-30 | 苏卫星 | Vertical shaft dual-drive wind power generation device |
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| PB01 | Publication | ||
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Application publication date: 20160504 |