CN103397985B - A kind of high-torque cascade type wind turbine generator - Google Patents
A kind of high-torque cascade type wind turbine generator Download PDFInfo
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- CN103397985B CN103397985B CN201310362060.3A CN201310362060A CN103397985B CN 103397985 B CN103397985 B CN 103397985B CN 201310362060 A CN201310362060 A CN 201310362060A CN 103397985 B CN103397985 B CN 103397985B
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- rotating vane
- frame body
- blower
- torque
- fixing device
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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
- Y02E10/728—Onshore wind turbines
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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
Abstract
The present invention relates to a kind of high-torque cascade type wind turbine generator, it includes blower frame body, location bearing, the rotating vane of rotating spindle, at least SANYE and electromotor；At least the rotating vane of SANYE stationary distribution equably is on rotating spindle axial wall, the cross section of described every leaf rotating vane is corner-shape structure, and the end away from rotating spindle one end of every leaf rotating vane is provided with triangle catch, the angle α that the rotating vane of described corner-shape structure is constituted is 30 °～90 °；It is little that the present invention has floor space, the requirement of physical features is low, and it can constitute upright tower wind power generating set by vertical overlapping, namely this upright tower wind power generating set may make up a wind power plant, space availability ratio, land utilization ratio and wind energy utilization be all high and existing wind power generating set, owing to single wind-driven generator adopts modular frame structure so that wind-driven generator assembles simple and efficient between two.
Description
Technical field
The present invention relates to generating equipment, particularly relate to a kind of high-torque cascade type wind turbine generator.
Background technology
At present, international wind-driven generator major part adopts three blade propeller wind wheels to rotate and drives electrical power generators；Owing to this three blade major diameter blade of wind-driven generator diameters are huge, this electromotor is made to need to build significantly high, the height generally supported is at 50 to 70 meters, and owing to vane pivot radius is big, wind-driven generator adjacent between two is spaced apart also very big, the floor space of wind power generating set is big, and the rate that directly utilizes of wind-resources is less than 20%；Again owing to this wind turbine equipment is huge, complete machine cost is high, installs and needs large lifting equipment auxiliary to carry out, and the installation cost of this wind-driven generator is huge；And, wind power generating set often not only one or two, but constituted a wind power plant by tens, this is accomplished by finding Plain or the hills Construction of Wind farm that plot gesture is mild, therefore the installation of this wind-driven generator is subject to the strict restriction of installation region location, thus affecting the universal of this green energy resource of wind-power electricity generation and development speed.
Summary of the invention
The technical problem to be solved is to provide a kind of high-torque cascade type wind turbine generator, it is little that its single wind-driven generator has floor space, the requirement of physical features is low, and it can constitute upright tower wind power generating set by vertical overlapping, namely this upright tower wind power generating set may make up a wind power plant, space availability ratio, land utilization ratio and wind energy utilization be all high and existing wind power generating set, owing to single wind-driven generator adopts modular frame structure so that wind-driven generator assembles simple and efficient between two.
For solving above-mentioned technical problem, the present invention adopts following technical proposals: a kind of high-torque cascade type wind turbine generator, and it includes blower frame body, location bearing, the rotating vane of rotating spindle, at least SANYE and electromotor；Horizontal plane in the upper frame of described blower frame body and in lower frame is correspondingly provided with one respectively and rotates main axis fixing device, it is firm that this frame structure makes wind-driven generator support, with low cost, and frame structure is hexahedro ventilative, utilization rate without influence on wind energy, rotation main axis fixing device in framework upper surface and lower surface is that rotation main shaft is risen position-limiting action, also can increase the intensity of framework upper surface and lower surface simultaneously；nullLocating shaft is contracted and is drawn together location bearing and lower location bearing，Upper and lower two corresponding middle parts rotating main axis fixing device inner surface are fixed with upper location bearing and lower location bearing respectively through bolt，Rotating spindle is sheathed between location bearing and lower location bearing matchingly，At least the rotating vane of SANYE stationary distribution equably is on rotating spindle axial wall，The cross section of described every leaf rotating vane is corner-shape structure，And the end away from rotating spindle one end of every leaf rotating vane is provided with triangle catch，The angle α that the rotating vane of described corner-shape structure is constituted is 30 °～90 °，This end is provided with the rotating vane design of the corner-shape structure of triangle catch and fully follows aerodynamic principle，When wind-force blows to rotating vane inner surface，This blade construction can increase windage to greatest extent，Rotate thus catching wind-force band moving vane，And now the rotating vane of this blade offside is that outer surface is in the face of wind-force direction，This sharp-pointed corner-shape structure greatly reduces the resistance to wind，Reduce the interference that blade is rotated，Increase the utilization rate of wind energy，Experiments show that，When leaf angle is between 30 °～90 °，The utilization rate of wind energy is high，The angle wind energy utilization less than 30 ° can step-down；Being fixed with blower fan drivewheel on the axial wall of rotating spindle bottom, one is fixed on the rotation main axis fixing device of blower frame body lower end with the electromotor of runner, is connected by chain or belt transmission between blower fan drivewheel and the runner of electromotor.
Described every leaf rotating vane is made up of the fan blade of horizontal support bar and corner-shape structure, horizontal support bar one end is fixed on rotation main shaft, the triangle catch inwall of the horizontal support bar other end and rotating vane is fixed, and the bar wall laminating of horizontal support bar is fixed on the fan blade inwall bending edge place of corner-shape structure, this structural design can increase the intensity of rotating vane bending edge, it is prevented that rotating vane torsional deformation.
The angular bisector of described rotating vane angle and plane-parallel, make the stress equalization of the upper and lower bending edge of rotating vane, all rotating vanes can be at same level and rotate, it is to avoid the eccentric force that rotating spindle is brought by the unbalanced rotation of blade causes the abrasion rotating main shaft.
Described each rotation main axis fixing device is yi word pattern crossbeam, the yi word pattern crossbeam two ends on top are fixing with the upper frame offside sidewall of blower frame body respectively to be connected, the yi word pattern crossbeam two ends of bottom are fixing with the lower frame offside sidewall of blower frame body respectively to be connected, this rotation main axis fixing device structural design both considers to rotate the fixation problem of main shaft, this beam structure is designed in upper and lower end face, it is additionally contemplates that the problem saving material cost and finished weight simultaneously, use material in upper and lower end face saving as far as possible, also the problem considering wind energy utilization is taken into account, higher wind flux is kept in upper and lower end face.
Described each rotation main axis fixing device is cruciform member, four ends of the cruciform member on top are fixing with the upper frame medial wall of blower frame body respectively to be connected, four ends of the cruciform member of bottom are fixing with the lower frame inside side walls of blower frame body respectively to be connected, this rotation main axis fixing device structural design both considers to rotate the fixation problem of main shaft, this beam structure is designed in upper and lower end face, it is additionally contemplates that the problem saving material cost and finished weight simultaneously, use material in upper and lower end face saving as far as possible, also the problem considering wind energy utilization is taken into account, higher wind flux is kept in upper and lower end face.
Described each rotation main axis fixing device is made up of with being uniformly distributed at least two bar shapeds support crossbeams being fixed in circular stator circumferential wall circular stator, the bar shaped support crossbeam of top rotation main axis fixing device is fixing with the upper frame medial wall of blower frame body respectively to be connected, the bar shaped support crossbeam of bottom rotation main axis fixing device is fixing with the lower frame inside side walls of blower frame body respectively to be connected, this rotation main axis fixing device structural design both considers to rotate the fixation problem of main shaft, this beam structure is designed in upper and lower end face, it is additionally contemplates that the problem saving material cost and finished weight simultaneously, use material in upper and lower end face saving as far as possible, also the problem considering wind energy utilization is taken into account, higher wind flux is kept in upper and lower end face.
Described rotating vane is made up of four leaf rotating vanes, is shown experimentally that, now rotating vane wind energy utilization is the highest, is further added by blade and will reduce effect of going for a drive, increases the resistance to wind simultaneously, and wind energy utilization efficiency reduces.
Blower frame body is square frame structure, cuboid frame structure or cylindrical body structure.
Upper frame and the lower frame correspondence position of described blower frame body are provided with overlapping fixed via, in order to be bolted after the upper and lower overlapping of wind-driven generator between two.
It is little that the present invention has floor space, the requirement of physical features is low, and it can constitute upright tower wind power generating set by vertical overlapping, namely this upright tower wind power generating set may make up a wind power plant, space availability ratio, land utilization ratio and wind energy utilization are above existing wind power generating set, wherein wind energy utilization existing large-scale SANYE generator efficiency on year-on-year basis improves more than twice, the present invention can synthesize upright tower wind power generating set tens single fighter, generating efficiency is high, the land utilization ratio of separate unit tradition cloverleaf wind-driven generator is improved more than ten times, the land seizure effectively reducing generating field takes, complete machine generating kilowatt cost is the 50% of existing wind-driven generator, owing to single wind-driven generator adopts modular frame structure, wind-driven generator between two is made to assemble simple and efficient.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present invention；
Fig. 2 is the left side main TV structure schematic diagram of rotating vane in Fig. 1；
Fig. 3 is the backsight structural representation of Fig. 2；
Fig. 4 is the left view structural representation of Fig. 2；
Fig. 5 is the right TV structure schematic diagram of Fig. 2；
Fig. 6 is the plan structure schematic diagram of Fig. 2；
Fig. 7 is blower frame body and the rotation main axis fixing device structural representation of the embodiment of the present invention 1；
Fig. 8 is blower frame body and the rotation main axis fixing device structural representation of the embodiment of the present invention 2；
Fig. 9 is blower frame body and the rotation main axis fixing device structural representation of the embodiment of the present invention 3；
Figure 10 is blower frame body and the rotation main axis fixing device structural representation of the embodiment of the present invention 4.
Detailed description of the invention
Embodiment 1
Shown in Fig. 1～Fig. 7, a kind of high-torque cascade type wind turbine generator, it includes blower frame body 1, location bearing 2, the rotating vane 4 of rotating spindle 3, four leaf and electromotor 5；Horizontal plane in the upper frame of described blower frame body 1 and in lower frame is correspondingly provided with one respectively and rotates main axis fixing device 11；Location bearing 2 includes location bearing 21 and lower location bearing 22, upper and lower two corresponding middle parts rotating main axis fixing device 11 inner surface are fixed with upper location bearing 2 and lower location bearing 2 respectively through bolt, rotating spindle 3 is sheathed between location bearing 2 and lower location bearing 2 matchingly, rotating vane 4 stationary distribution equably of four leaves is on rotating spindle 3 axial wall, the cross section of described every leaf rotating vane 4 is corner-shape structure, and the end away from rotating spindle one end of every leaf rotating vane 4 is provided with triangle catch 41, the angle α that the rotating vane 4 of described corner-shape structure is constituted is 60 °；Being fixed with blower fan drivewheel 31 on the axial wall of rotating spindle 3 bottom, one is fixed on the rotation main axis fixing device 11 of blower frame body 1 lower end with the electromotor 5 of runner 51, is in transmission connection by belt 32 between the runner 51 of blower fan drivewheel 31 and electromotor 5.
Described every leaf rotating vane 4 is made up of the fan blade 43 of horizontal support bar 42 and corner-shape structure, horizontal support bar 42 one end is fixed on rotation main shaft 3, triangle catch 41 inwall of horizontal support bar 42 other end and rotating vane 4 is fixed, and the fan blade 43 inwall bending edge place of corner-shape structure is fixed in the bar wall laminating of horizontal support bar 42.
The angular bisector of described rotating vane 4 angle and plane-parallel.
Described each rotation main axis fixing device 11 is yi word pattern crossbeam, the yi word pattern crossbeam two ends on top are fixing with the upper frame offside sidewall of blower frame body 1 respectively to be connected, and the yi word pattern crossbeam two ends of bottom are fixing with the lower frame offside sidewall of blower frame body 1 respectively to be connected.
Blower frame body 1 is square frame structure.
Upper frame and the lower frame correspondence position of described blower frame body 1 are provided with overlapping fixed via 12.
Embodiment 2
Shown in Figure 8, a kind of high-torque cascade type wind turbine generator 1, its difference from Example 1 is in that, described each rotation main axis fixing device 11 is cruciform member, four ends of the cruciform member on top are fixing with the upper frame medial wall of blower frame body 1 respectively to be connected, and four ends of the cruciform member of bottom are fixing with the lower frame inside side walls of blower frame body 1 respectively to be connected.
The angle α that the rotating vane 4 of described corner-shape structure is constituted is 30 °.
Blower frame body 1 is cuboid frame structure.
Embodiment 3
Shown in Figure 9, a kind of high-torque cascade type wind turbine generator 1, its difference from Example 1 is in that, described each rotation main axis fixing device 11 is made up of with being uniformly distributed the four bar shapeds support crossbeams 112 being fixed in circular stator circumferential wall circular stator 111, the bar shaped support crossbeam 112 of top rotation main axis fixing device 1 is fixing with the upper frame medial wall of blower frame body 1 respectively to be connected, and the bar shaped support crossbeam 112 of bottom rotation main axis fixing device 1 is fixed with the lower frame inside side walls of blower frame body 1 respectively and is connected.
The angle α that the rotating vane 4 of described corner-shape structure is constituted is 90 °.
Blower frame body 1 is cuboid frame structure.
Embodiment 4
Shown in Figure 10, a kind of high-torque cascade type wind turbine generator 1, its difference from Example 1 is in that, described each rotation main axis fixing device 11 is cruciform member, four ends of the cruciform member on top are fixing with the upper frame medial wall of blower frame body 1 respectively to be connected, and four ends of the cruciform member of bottom are fixing with the lower frame inside side walls of blower frame body 1 respectively to be connected.
The angle α that the rotating vane 4 of described corner-shape structure is constituted is 45 °.
Blower frame body 1 is cylindrical body structure.
As it has been described above, one high-torque cascade type wind turbine generator of the present invention, described embodiment and figure; the simply good implementation result of the present invention; it is not be confined to the present invention, every person approximate with the structure of the present invention, feature etc., identical, the scope of protection of the invention all should be belonged to.
Claims (7)
1. a high-torque cascade type wind turbine generator, including blower frame body (1), location bearing (2), rotating spindle (3) and electromotor (5)；It is characterized in that: it also includes the rotating vane (4) of four leaves, the horizontal plane in the upper frame of described blower frame body (1) and in lower frame is correspondingly provided with one respectively and rotates main axis fixing device (11)；Location bearing (2) includes location bearing (21) and lower location bearing (22), the middle part of upper and lower two corresponding rotation main axis fixing device (11) inner surfacies is fixed with upper location bearing (21) and lower location bearing (22) respectively through bolt, rotating spindle (3) is sheathed between location bearing (21) and lower location bearing (22) matchingly, rotating vane (4) stationary distribution equably of four leaves is in the same level of rotating spindle (3) axial wall, the cross section of described every leaf rotating vane (4) is corner-shape structure, every leaf rotating vane (4) from left to right vertical highly consistent, and the end away from rotating spindle one end of every leaf rotating vane (4) is vertical is provided with triangle catch (41), the angle α that the rotating vane (4) of described corner-shape structure is constituted is 90 °；Rotating spindle (3) bottom axial wall is fixed with blower fan drivewheel (31), one is fixed on the rotation main axis fixing device (11) of blower frame body (1) lower end with the electromotor (5) of runner (51), is in transmission connection by chain or belt (32) between the runner (51) of blower fan drivewheel (31) and electromotor (5)；Upper frame and the lower frame correspondence position of described blower frame body (1) are provided with overlapping fixed via (12).
2. a kind of high-torque cascade type wind turbine generator according to claim 1, it is characterized in that: described every leaf rotating vane (4) is made up of the fan blade (43) of horizontal support bar (42) and corner-shape structure, horizontal support bar (42) one end is fixed in rotation main shaft (3), triangle catch (41) inwall of horizontal support bar (42) other end and rotating vane (4) is fixed, and fan blade (43) the inwall bending edge place of corner-shape structure is fixed in the bar wall laminating of horizontal support bar (42).
3. a kind of high-torque cascade type wind turbine generator according to claim 1 or claim 2, it is characterised in that: the angular bisector of described rotating vane (4) angle and plane-parallel.
4. a kind of high-torque cascade type wind turbine generator according to claim 3, it is characterized in that: described each rotation main axis fixing device (11) is yi word pattern crossbeam, the yi word pattern crossbeam two ends on top are fixing with the upper frame offside sidewall of blower frame body (1) respectively to be connected, and the yi word pattern crossbeam two ends of bottom are fixing with the lower frame offside sidewall of blower frame body (1) respectively to be connected.
5. a kind of high-torque cascade type wind turbine generator according to claim 3, it is characterized in that: described each rotation main axis fixing device (11) is cruciform member, four ends of the cruciform member on top are fixing with the upper frame medial wall of blower frame body (1) respectively to be connected, and four ends of the cruciform member of bottom are fixing with the lower frame inside side walls of blower frame body (1) respectively to be connected.
6. a kind of high-torque cascade type wind turbine generator according to claim 3, it is characterized in that: described each rotation main axis fixing device (11) is by circular stator (111) and is uniformly distributed at least two bar shapeds support crossbeam (112) being fixed in circular stator circumferential wall and constitutes, bar shaped support crossbeam (112) on top rotation main axis fixing device (1) is fixing with the upper frame medial wall of blower frame body (1) respectively to be connected, bar shaped support crossbeam (112) of bottom rotation main axis fixing device (1) is fixing with the lower frame inside side walls of blower frame body (1) respectively to be connected.
7. a kind of high-torque cascade type wind turbine generator according to claim 4,5 or 6, it is characterised in that: blower frame body (1) is square frame structure, cuboid frame structure or cylindrical body structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310362060.3A CN103397985B (en) | 2013-08-19 | 2013-08-19 | A kind of high-torque cascade type wind turbine generator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310362060.3A CN103397985B (en) | 2013-08-19 | 2013-08-19 | A kind of high-torque cascade type wind turbine generator |
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| Publication Number | Publication Date |
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| CN103397985A CN103397985A (en) | 2013-11-20 |
| CN103397985B true CN103397985B (en) | 2016-07-06 |
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| CN201310362060.3A Expired - Fee Related CN103397985B (en) | 2013-08-19 | 2013-08-19 | A kind of high-torque cascade type wind turbine generator |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1871431A (en) * | 2003-10-22 | 2006-11-29 | 全球能量有限公司 | Vertical-shaft windmill |
| CN200982272Y (en) * | 2006-11-24 | 2007-11-28 | 魏明君 | Petal type wind vane vertical axis highly effective generator |
| CN201190630Y (en) * | 2008-03-25 | 2009-02-04 | 广州翔曦能源科技有限公司 | Novel vertical shaft wind generating set |
| CN203430702U (en) * | 2013-08-19 | 2014-02-12 | 赵仡 | Large-torque wind driven generator capable of being overlapped |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003293931A (en) * | 2002-04-01 | 2003-10-15 | Tomoji Oikawa | Train using wind power generating device |
| JP2011149410A (en) * | 2010-01-25 | 2011-08-04 | Noai Kk | Wind power generator |
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2013
- 2013-08-19 CN CN201310362060.3A patent/CN103397985B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1871431A (en) * | 2003-10-22 | 2006-11-29 | 全球能量有限公司 | Vertical-shaft windmill |
| CN200982272Y (en) * | 2006-11-24 | 2007-11-28 | 魏明君 | Petal type wind vane vertical axis highly effective generator |
| CN201190630Y (en) * | 2008-03-25 | 2009-02-04 | 广州翔曦能源科技有限公司 | Novel vertical shaft wind generating set |
| CN203430702U (en) * | 2013-08-19 | 2014-02-12 | 赵仡 | Large-torque wind driven generator capable of being overlapped |
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