CN101892957A - Wind power generation device - Google Patents
Wind power generation device Download PDFInfo
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- CN101892957A CN101892957A CN2010102167383A CN201010216738A CN101892957A CN 101892957 A CN101892957 A CN 101892957A CN 2010102167383 A CN2010102167383 A CN 2010102167383A CN 201010216738 A CN201010216738 A CN 201010216738A CN 101892957 A CN101892957 A CN 101892957A
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- circular cone
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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 discloses a wind power generation device. An input end of a speed-increasing gearbox is connected with an output flange at the bottom of a first shaft. The first shaft is supported at the bottom of a bracket through a bearing; the top end of the first shaft is fixed with the center of the bottom surface of a conical column; and the conical column has a smaller upper part and a larger lower part. The top end of the conical column is fixed with the lower end of a second shaft; the upper end of the second shaft is supported on the top of the bracket through a bearing; and an air outlet is formed on the top of the bracket. Blade columns are arranged at the periphery of the conical column; and the blade columns are positioned inside the bracket and connected with the conical column through a plurality of ribs which are uniformly distributed on the circumference. The wind power generation device has the advantages of simple structure, easy installation and maintenance, small volume, low cost, capacity of bearing wind power in a plurality of directions, strong capacity of catching wind power, and high wind energy absorption efficiency. An impeller can be placed horizontally or vertically, and can be mounted and used in various places.
Description
Technical field
The invention belongs to technical field of wind power generation, specifically, particularly wind generating unit.
Background technique
Wind energy is transformed into the most basic a kind of mode that electric energy is Wind Power Utilization.The principle of wind-power electricity generation is to utilize wind-force to drive the air vane rotation, by booster engine rotational speed is promoted again, drives generator for electricity generation.
Because wind-power electricity generation does not have fuel problem, can not produce radiation or atmospheric pollution, so wind-power electricity generation has generally been admitted and widelyd popularize application in the whole world yet.Along with deep, the scientific and technological progress of research, wind generating technology is also in continuous progress.
The simplest wind-driven generator can be made of impeller and generator two-part, stands on the pylon of certain altitude, and this is small-sized from the net blower fan.The electric energy that initial wind-driven generator sends changes with the wind and cuts in and out, and voltage and frequency instability do not have actual application value.Modern blower fan has increased gear-box, yaw system, hydraulic system, brake system and control system etc., though solved the stable problem of voltage and frequency, but still have the following disadvantages:
1, parts such as impeller, gear-box are arranged on tower top, and installing and safeguarding all needs to carry out high-lift operation, not only installation and maintenance difficulty, and expense costliness, and only lifting cost at every turn will ten of thousands unit.
2, be straight line type from impeller, gear-box to the transmission of generator, bulky, impeller height-limited, and be difficult to accept disorderly stream wind-force.
3, the blade of blower fan is generally 2 leaves or 3 leaves, in order to catch the wind of any wind direction, must increase empennage or wind direction guider, and head is swung constantly in order to aim at wind direction, has increased rate of fault.
4, in order to absorb more wind energy, impeller diameter will be done very greatly, has not only increased manufacture difficulty and manufacture cost, and it is big to take up room, and Installation and Debugging are inconvenience very.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of wind generating unit that is easy to installation and maintenance.
Technological scheme of the present invention is as follows: a kind of wind generating unit, comprise step-up gear and generator, wherein the input end of generator is connected with the output terminal of step-up gear, its key is: the input end of described step-up gear is connected with the output flange of first bottom, this first bottom that is supported on support by bearing, the center fixation of first top and circular cone post bottom surface, described circular cone post is up-small and down-big, the top of this circular cone post and second lower end fixes, second upper end is supported on the top of support by bearing, and the top of support is provided with exhaust outlet; Periphery at described circular cone post is provided with vane posts, and this vane posts is positioned at support, and is connected with the circular cone post by equally distributed multiple row rib on the circumference.
As everyone knows, wind-power electricity generation at first is the absorption of wind energy, and the structure of impeller and performance are directly connected to the absorption of wind energy, so impeller is the primary critical component of wind-powered electricity generation.The energy that fan blade obtains from the motion of wind is directly proportional with the cube of wind speed; Except that wind speed, the blowing area of impeller diameter or blade has determined the number of fechtable wind energy, and approximately the lifting surface area with impeller diameter square/blade is directly proportional; The number of blade also can have influence on the output of blower fan.
Therefore, the present invention adopts support, circular cone post, rib and vane posts to form impeller, vane posts is arranged in the outside of circular cone post, can catch the wind of any wind direction, allow wind cross vane posts and promote vane posts and rotate together with the circular cone post, up-small and down-big circular cone post has the wind-guiding effect, and guides wind up flows, and the exhaust outlet from a top of the trellis flows out at last.When vane posts and circular cone post rotated, by the circular cone column bottom first gave step-up gear with transmission of power, passes to generator by step-up gear again, makes generator carry out generating work.Vane posts and circular cone post are positioned at support, can bear the wind-force (that is to say wind-engaging not to restriction) of a plurality of directions, the wind energy utilization height.Compare with traditional high tower electricity generating device, structure of the present invention is simpler, and cost is lower, and installing and safeguarding does not need to carry out high-lift operation, has both reduced the difficulty of installation and maintenance, has reduced correlative charges again.
Described support is made of ceiling hold, bracket upright post and base, wherein ceiling hold be positioned at base directly over, the middle part of base is by first of bearing supporting, the middle part of ceiling hold is by bearing and second supporting, and ceiling hold is provided with exhaust outlet, be connected with many bracket upright post between described ceiling hold and base, each bracket upright post is positioned at the outside of vane posts.More than simple in structure firm, easy to assembly, quick, can guarantee to catch the sensitivity of wind-force.
For the ease of manufacturing, guarantee the stability of impeller, the profile of described ceiling hold and base is circle or rectangle, and the bracket upright post between ceiling hold and base is rounded, equilateral triangle, square or limit number distribute greater than four regular polygon.
On the face of circular cone post, be provided with wind deflector in described bracket upright post, the length direction of this wind deflector and bracket upright post axially in the same way, and the direction of the thickness of wind deflector from bracket upright post to the circular cone post reduces gradually.Wind deflector on two adjacent stent columns forms " eight " font structure, and osculum is towards blade, and the effect of have gatherings, leading can guide the wind-force pick up speed to blow to blade.
Described base is supported by platform, and this base is fixed by bolt and platform; Described platform is arranged at ground or roof, and is positioned at the top of step-up gear and generator.The present invention can be loaded under the environment such as outside wind field, ocean like this, also can be used for roof, incity, city, accepts disorderly stream wind-force, and using scope is very extensive.
Described circular cone post is rolled by sheet metal and forms, and upper and lower end seals by end plate.Draw materials convenience, easy processing, cost of above structure is low, can effectively reduce the weight of impeller, and does not have former blade material (galss fiber reinforced resin) not degrade and the waste material that causes is difficult to handle a difficult problem.
Described vane posts is made of several layers blade rack and vane group, wherein blade rack is a ring, and be connected with the circular cone post by rib, some row are set by the equally distributed vane group of circumference between the adjacent layer blade rack, each vane group is made up of the identical rectangle slim vane of shape, and by being bolted on the adjacent blades support, and vane group is in the circumferential surface layout that tilts.Blade can carry out monolithic replacing, convenient for maintaining in the above structure; Blade adopts high-abrasive material to make, and can prevent effectively that blade is subjected to the sand dust wearing and tearing and premature damage.Vane group is in tilted layout, and helps catching wind-force.
Described generator is positioned at the next door of step-up gear, and the axis of the axis of this generator input end and step-up gear output terminal is on same straight line, and is and perpendicular with the axis of step-up gear input end.More than simple in structure, compact, be " L " type from impeller, gear-box to the transmission of generator, effectively reduced volume, help fast assembling-disassembling.
Beneficial effect: the present invention is simple in structure, installation and maintenance are easy, volume is little, cost is low, can bear the wind-force of a plurality of directions, and the ability of seizure wind-force is strong, wind energy absorption efficiency height.Impeller both can horizontal positioned, also can vertically place, and can install and use in multiple different place.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is that the B of Fig. 1 is to view.
Embodiment
The invention will be further described below in conjunction with drawings and Examples:
As Fig. 1, Fig. 2 and shown in Figure 3, the present invention is made of first 1, step-up gear 2, generator 3, second spool 4, support 5, circular cone post 6, rib 7, vane posts 8, wind deflector 9, platform 10 and bearing, wherein platform 10 is arranged at ground or roof, and is positioned at the top of step-up gear 2 and generator 3.Described support 5 has ceiling hold 51, bracket upright post 52 and base 53, and the profile of base 53 is circle or rectangle, is preferably square in the present embodiment, and this base 53 is supported by platform 10, and base 53 fixes by bolt or other mode that is equal to and platform 10.Ceiling hold 51 is set directly over base 53, and the outer contour shape of ceiling hold 51 is identical with base 53, and size is slightly littler than base 53.Be distributed with plurality of sector exhaust outlet 5a (see figure 3) on described ceiling hold 51, exhaust outlet 5a connects the upper and lower plates face of ceiling hold 51, and this exhaust outlet 5a is a shape fan-shaped or that other is equal to, can be by rule or irregularly shaped distribution.
As can be known, circular cone post 6 is up-small and down-big from Fig. 1, Fig. 2, is rolled by sheet metal to form, and upper and lower end seals by the end plate of correspondence.The upper head plate of circular cone post 6 and second 4 lower end welding is fixing, and second 4 upper end is supported on the middle part of ceiling hold 51 by bearing.The middle part of circular cone post 6 lower end sheets and first 1 top fix, and first 1 is supported on the middle part of base 53 by bearing, and first 1, circular cone post 6 and second 4 three's axis is on same straight line.Be provided with multiple row in the periphery of described circular cone post 6 by the equally distributed rib 7 of circumference, the columns of rib 7 is determined according to actual needs, is preferably four row in the present embodiment.The conical surface of the inner of each row rib 7 and circular cone post 6 fixes, and same row rib 7 outer ends and blade rack 8a fix.Described blade rack 8a is a ring, and several layers blade rack 8a and vane group 8b are staggered up and down, becomes vane posts 8.Some row are set by the equally distributed vane group 8b of circumference between adjacent layer blade rack 8a, vane group 8b is made up of the identical rectangle slim vane of shape, and by being bolted on the adjacent blades support 8a, and vane group 8b is in the circumferential surface layout that tilts, the inclination angle size is decided according to the actual requirements, and is preferably 45-55 ° in the present embodiment.
Also as can be known, be connected with many bracket upright post 52 between ceiling hold 51 and base 53 from Fig. 1, Fig. 2, each bracket upright post 52 is positioned at the outside of vane posts 8, and the cross section of bracket upright post 52 is triangle, circle or polygonal, is preferably circle in the present embodiment.If between ceiling hold 51 and the base 53 three bracket upright post 52 are set, these three bracket upright post 52 are equilateral triangle and distribute, and circular cone post 6 is positioned at the center of equilateral triangle; If between ceiling hold 51 and the base 53 four bracket upright post 52 are set, these four bracket upright post 52 are the square distribution, and circular cone post 6 is positioned at the center of square, and the like ...In the present embodiment, four bracket upright post 52 are set between ceiling hold 51 and base 53, these four bracket upright post 52 are square profile, and circular cone post 6 is positioned at foursquare center.
As shown in Figure 2, on the face of circular cone post 6, be provided with wind deflector 9 in every bracket upright post 52, the length direction of this wind deflector 9 and bracket upright post 52 axially in the same way, and the end that wind deflector 9 links to each other with bracket upright post 52 is the thickest, free end is the thinnest, the direction of the thickness of wind deflector 9 from bracket upright post 52 to circular cone post 6 reduces gradually, the free end that is every wind deflector 9 all points to circular cone post 6 (see figure 2)s, wind deflector 9 on such two adjacent stent columns 52 forms " eight " font structure, osculum has the effect of gathering, guiding wind-force towards circular cone post 6.
Further as can be known, the output flange of first 1 bottom is connected with the input end of step-up gear 2 from Fig. 1, Fig. 2, and the output terminal of step-up gear 2 is connected by the input end of flange with generator 3.Generator 3 is positioned at the next door of step-up gear 2, the axis of the axis of these generator 3 input ends and step-up gear 2 output terminals is on same straight line, and perpendicular with the axis of step-up gear 2 input ends, promptly circular cone post 6, step-up gear 2 and generator 3 are that " L " shape is arranged.
Working principle of the present invention is as follows:
Claims (8)
1. wind generating unit, comprise step-up gear (2) and generator (3), wherein the input end of generator (3) is connected with the output terminal of step-up gear (2), it is characterized in that: the input end of described step-up gear (2) is connected with the output flange of first (1) bottom, this first (1) is supported on the bottom of support (5) by bearing, the center fixation of the top of first (1) and circular cone post (6) bottom surface, described circular cone post (6) is up-small and down-big, the top of this circular cone post (6) and the lower end of second (4) fix, the upper end of second (4) is supported on the top of support (5) by bearing, and the top of support (5) is provided with exhaust outlet (5a); Be provided with vane posts (8) in the periphery of described circular cone post (6), this vane posts (8) is positioned at support (5), and is connected with circular cone post (6) by equally distributed multiple row rib (7) on the circumference.
2. wind generating unit according to claim 1, it is characterized in that: described support (5) is made of ceiling hold (51), bracket upright post (52) and base (53), wherein ceiling hold (51) be positioned at base (53) directly over, the middle part of base (53) is by first (1) of bearing supporting, the middle part of ceiling hold (51) is by bearing and second (4) supporting, and ceiling hold (51) is provided with exhaust outlet (5a), be connected with many bracket upright post (52) between described ceiling hold (51) and base (53), each bracket upright post (52) is positioned at the outside of vane posts (8).
3. wind generating unit according to claim 2, it is characterized in that: the profile of described ceiling hold (51) and base (53) is circle or rectangle, is positioned at that bracket upright post (52) between ceiling hold (51) and the base (53) is rounded, equilateral triangle, square or limit number distribute greater than four regular polygon.
4. according to claim 2 or 3 described wind generating units, it is characterized in that: on the face of circular cone post (6), be provided with wind deflector (9) in described bracket upright post (52), length direction of this wind deflector (9) and bracket upright post (52) axially in the same way, and the direction of the thickness of wind deflector (9) from bracket upright post (52) to circular cone post (6) reduces gradually.
5. wind generating unit according to claim 4 is characterized in that: described base (53) is supported by platform (10), and this base (53) is fixing by bolt and platform (10); Described platform (10) is arranged at ground or roof, and is positioned at the top of step-up gear (2) and generator (3).
6. wind generating unit according to claim 1 is characterized in that: described circular cone post (6) is rolled by sheet metal and forms, and upper and lower end seals by end plate.
7. wind generating unit according to claim 1, it is characterized in that: described vane posts (8) is made of several layers blade rack (8a) and vane group (8b), wherein blade rack (8a) is a ring, and be connected with circular cone post (6) by rib (7), some row are set by the equally distributed vane group of circumference (8b) between adjacent layer blade rack (8a), each vane group (8b) is made up of the identical rectangle slim vane of shape, and by being bolted on the adjacent blades support (8a), and vane group (8b) is in the circumferential surface layout that tilts.
8. wind generating unit according to claim 1 or 5, it is characterized in that: described generator (3) is positioned at the next door of step-up gear (2), the axis of the axis of this generator (3) input end and step-up gear (2) output terminal is on same straight line, and is and perpendicular with the axis of step-up gear (2) input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102167383A CN101892957B (en) | 2010-07-02 | 2010-07-02 | Wind power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102167383A CN101892957B (en) | 2010-07-02 | 2010-07-02 | Wind power generation device |
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| Publication Number | Publication Date |
|---|---|
| CN101892957A true CN101892957A (en) | 2010-11-24 |
| CN101892957B CN101892957B (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102167383A Active CN101892957B (en) | 2010-07-02 | 2010-07-02 | Wind power generation device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8202646A (en) * | 1982-07-01 | 1984-02-01 | Gortemaker Alex | Wind energy converter on top of high-rise building - deflects wind stream downwards from tower into vertical turbine chamber |
| CN2345722Y (en) * | 1998-06-05 | 1999-10-27 | 王敬文 | Verticle shaft type wind motor |
| FR2920489A1 (en) * | 2007-09-04 | 2009-03-06 | Robert Guillo | Wind turbine for e.g. residential area, has vertical blades whose upper part is articulated in cap and lower part is articulated in rotor plate, and bridle integrated to plate by truncated cone that is made of stainless steel |
| CN201705573U (en) * | 2010-07-02 | 2011-01-12 | 重庆京庆重型机械有限公司 | Wind power generating device |
-
2010
- 2010-07-02 CN CN2010102167383A patent/CN101892957B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8202646A (en) * | 1982-07-01 | 1984-02-01 | Gortemaker Alex | Wind energy converter on top of high-rise building - deflects wind stream downwards from tower into vertical turbine chamber |
| CN2345722Y (en) * | 1998-06-05 | 1999-10-27 | 王敬文 | Verticle shaft type wind motor |
| FR2920489A1 (en) * | 2007-09-04 | 2009-03-06 | Robert Guillo | Wind turbine for e.g. residential area, has vertical blades whose upper part is articulated in cap and lower part is articulated in rotor plate, and bridle integrated to plate by truncated cone that is made of stainless steel |
| CN201705573U (en) * | 2010-07-02 | 2011-01-12 | 重庆京庆重型机械有限公司 | Wind power generating device |
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| Publication number | Publication date |
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| CN101892957B (en) | 2011-11-16 |
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Address after: 400010 No. 220, Xinhua Road 16-14, Yuzhong District, Chongqing Patentee after: Chongqing Jingqing Heavy Machinery Co., Ltd. Address before: 400010 No. 220, Xinhua Road 16-14, Yuzhong District, Chongqing Patentee before: Chongqing Jingqing Heavy Machinery Co., Ltd. |