CN201705572U - Spiral blade type wind driven generating device - Google Patents
Spiral blade type wind driven generating device Download PDFInfo
- Publication number
- CN201705572U CN201705572U CN 201020246961 CN201020246961U CN201705572U CN 201705572 U CN201705572 U CN 201705572U CN 201020246961 CN201020246961 CN 201020246961 CN 201020246961 U CN201020246961 U CN 201020246961U CN 201705572 U CN201705572 U CN 201705572U
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- blade
- upright post
- type wind
- bracket upright
- gear
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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 utility model discloses a spiral blade type wind driven generating device, which comprises a blade, an accelerating gear box and a generator. An input end of the generator is connected with an output end of the accelerating gear box, an input end of the accelerating gear box is connected with an output flange at the bottom of a shaft, the shaft is supported at the bottom of a support via a bearing, the top end of the shaft is fixed with the bottom end of a blade upright post in an abutted manner, the top end of the blade upright post is supported on the top of the support via a bearing, an air outlet passage is arranged on the top of the support, and the blade arranged on the blade upright post is positioned inside the support and spirally rotates along the axial direction of the blade upright post. The spiral blade type wind driven generating device has the advantages of being simple in structure, easy to install and maintain, small in volume, low in cost, capable of bearing wind power from a plurality of directions, high in wind power capturing capacity, and high in wind energy absorption efficiency. In addition, an impeller can be placed both horizontally and vertically, thereby the spiral blade type wind driven generating device can be installed and used in various occasions.
Description
Technical field
The utility model belongs to technical field of wind power generation, specifically, and particularly helical blade type wind power generation device.
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 masthead portion, 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.
The model utility content
Technical problem to be solved in the utility model is to provide a kind of helical blade type wind power generation device that is easy to installation and maintenance.
The technical solution of the utility model is as follows: a kind of helical blade type wind power generation device, comprise blade, 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 axle bottom, this is supported on the bottom of support by bearing, the top of axle is docked fixing with the bottom of blade column, the top of described blade column is supported on the top of support by bearing, and the top of support is provided with the air-out passage; On described blade column blade is set, this blade is positioned at support, and along the blade column axially in the shape of a spiral shape spiral.
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 utility model adopts support and spiral blade to form impeller, the shape of cross section of blade is similar to the aerofoil profile of wing, and along the blade column axially in the shape of a spiral shape spiral, can catch the wind of any wind direction, allow wind cross blade and produce the both sides draught head and blade is rotated around central axis, along with the blade rotation, the guiding air up flows, and the air-out passage from a top of the trellis flows out at last.When blade and blade column rotate, give step-up gear with transmission of power, pass to generator by step-up gear again, make generator carry out generating work by the axle of blade column bottom.Blade and blade column 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, the utility model structure is simpler, and cost is lower, and installation and the height of safeguarding are low, 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 the bearing supporting axle, the middle part of ceiling hold is by bearing and the supporting of blade column, and ceiling hold is provided with the air-out passage, be connected with many bracket upright post between described ceiling hold and base, each bracket upright post is positioned at the outside of blade.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.
Between the two adjacent bracket upright post of the described blade outside, be provided with and be the stiffening rib that " * " shape distributes.Connect into an integral body by stiffening rib between the bracket upright post, structural strength is good, can not deform or damage, and working life is secure.
On the face of blade column, 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 blade column reduces gradually, wind deflector on two adjacent stent columns forms " eight " font structure, osculum is towards blade, have the effect of gathering, guiding, 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 utility model 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 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, on the one hand effectively reduced volume, on the other hand, reduce or to increase impeller height easy.
Described blade column is cylindrical or conical hollow tube, not only simple shape, draw materials conveniently, cost is low, and can effectively reduce the weight of impeller.
Described blade is single head, double end or multi-head spiral shape blade.Under the situation of same diameter, single head, double end or multi-head spiral blade have bigger blowing area than 2 traditional leaves or 3 leaf blades, can absorb more wind energy in the unit time, have improved the absorption efficiency of wind energy.
Beneficial effect: the utility model 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 utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the A-A sectional view of Fig. 1.
Fig. 4 is that the B of Fig. 2 is to view.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model is made of step-up gear 2, generator 3, axle 4, support 5, blade column 6, blade 7, wind deflector 8, platform 9, stiffening rib 1 and bearing, wherein platform 9 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 9, and base 53 fixes by bolt or other mode that is equal to and platform 9.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 several air-out passages 5a on described ceiling hold 51, air-out passage 5a connects the top and bottom of ceiling hold 51, and this air-out passage 5a is fan-shaped, triangle or other shape that is equal to, by regular distribution.
As can be known, blade column 6 is preferably conical hollow tube from Fig. 1, Fig. 2, Fig. 3, also can be the cylindrical hollow pipe.The top of blade column 6 is supported on the middle part of ceiling hold 51 by bearing, and the bottom of blade column 6 dock fixing with the top of axle 4, and spools 4 are supported on the middle part of base 53 by bearing.On described blade column 6, blade 7 is set, this blade 7 is positioned at support 5, and middle sheet shape of cross section is apart from the airfoil of shape, trapezoidal, aircraft or other shape that is fit to, and is preferably the aerofoil profile of wing in the present embodiment, and blade 7 along blade column 6 axially in the shape of a spiral shape spiral.Blade 7 can be the single head spiral blade, also can be twin-feed spiral shape blade, can also be multi-head spiral shape blade.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 blade 7, and the cross section of bracket upright post 52 is triangle, circle or polygonal, is preferably circle in the present embodiment.If between top board 51 and the base 53 three bracket upright post 52 are set, these three bracket upright post 52 are equilateral triangle and distribute, and blade column 6 is positioned at the center of equilateral triangle; If between ceiling hold 51 and the base 53 five bracket upright post 52 are set, these five bracket upright post 52 are the regular pentagon distribution, and blade column 6 is positioned at the center of regular pentagon, 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 blade column 6 is positioned at foursquare center.
From Fig. 1, Fig. 2, Fig. 3, also as can be known, between the two adjacent bracket upright post 52 of blade 7 outsides, be welded with the stiffening rib 1 that is the distribution of " * " shape, to increase the structural strength of support 5.On the face of blade column 6, be provided with wind deflector 8 in every bracket upright post 52, the length direction of this wind deflector 8 and bracket upright post 52 axially in the same way, and the end that wind deflector 8 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 8 from bracket upright post 52 to blade column 6 reduces gradually, the free end that is every wind deflector 8 all points to blade column 6 (see figure 3)s, wind deflector 8 on such two adjacent stent columns 52 forms " eight " font structure, osculum has the effect of gathering, guiding wind-force towards blade 7.
Further as can be known, the output flange of axle 4 bottoms 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 bracket upright post 6, step-up gear 2 and generator 3 are that " L " shape is arranged.
Working principle of the present utility model is as follows:
Claims (9)
1. helical blade type wind power generation device, comprise blade (7), 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 axle (4) bottom, this axle (4) is supported on the bottom of support (5) by bearing, the top of axle (4) is docked fixing with the bottom of blade column (6), the top of described blade column (6) is supported on the top of support (5) by bearing, and the top of support (5) is provided with air-out passage (5a); Blade (7) is set on described blade column (6), and this blade (7) is positioned at support (5), and along blade column (6) axially in the shape of a spiral shape spiral.
2. helical blade type wind power generation device according to claim 1, it is characterized in that: described support (5) is by ceiling hold (51), bracket upright post (52) and base (53) constitute, wherein ceiling hold (51) be positioned at base (53) directly over, the middle part of base (53) is by bearing supporting axle (4), the middle part of ceiling hold (51) is by bearing and blade column (6) supporting, and ceiling hold (51) is provided with air-out passage (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 blade (7).
3. helical blade type wind power generation device 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. helical blade type wind power generation device according to claim 3 is characterized in that: be provided with the stiffening rib (1) that is the distribution of " X " shape between the two adjacent bracket upright post (52) of described blade (7) outside.
5. according to claim 2 or 3 or 4 described helical blade type wind power generation devices, it is characterized in that: on the face of blade column (6), be provided with wind deflector (8) in described bracket upright post (52), length direction of this wind deflector (8) and bracket upright post (52) axially in the same way, and the thickness of wind deflector (8) reduces gradually from the direction of bracket upright post (52) to blade column (6), and the wind deflector (8) on the two adjacent bracket upright post (52) forms " eight " font structure.
6. helical blade type wind power generation device according to claim 5 is characterized in that: described base (53) is supported by platform (9), and this base (53) is fixing by bolt and platform (9); Described platform (9) is arranged on ground or the roof, and is positioned at the top of step-up gear (2) and generator (3).
7. according to claim 1 or 6 described helical blade type wind power generation devices, 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.
8. helical blade type wind power generation device according to claim 1 is characterized in that: described blade column (6) is cylindrical or conical hollow tube.
9. helical blade type wind power generation device according to claim 1 and 2 is characterized in that: described blade (7) is single head, double end or multi-head spiral shape blade, and middle sheet shape of cross section is the airfoil apart from shape, trapezoidal or aircraft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020246961 CN201705572U (en) | 2010-07-02 | 2010-07-02 | Spiral blade type wind driven generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020246961 CN201705572U (en) | 2010-07-02 | 2010-07-02 | Spiral blade type wind driven generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201705572U true CN201705572U (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020246961 Expired - Lifetime CN201705572U (en) | 2010-07-02 | 2010-07-02 | Spiral blade type wind driven generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201705572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101892958A (en) * | 2010-07-02 | 2010-11-24 | 重庆京庆重型机械有限公司 | Helical blade type wind power generation device |
-
2010
- 2010-07-02 CN CN 201020246961 patent/CN201705572U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101892958A (en) * | 2010-07-02 | 2010-11-24 | 重庆京庆重型机械有限公司 | Helical blade type wind power generation device |
| CN101892958B (en) * | 2010-07-02 | 2012-07-11 | 重庆京庆重型机械股份有限公司 | Helical blade type wind power generation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110112 Effective date of abandoning: 20120711 |