CN203685486U - Wind power generation device - Google Patents

Wind power generation device Download PDF

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Publication number
CN203685486U
CN203685486U CN201420040315.4U CN201420040315U CN203685486U CN 203685486 U CN203685486 U CN 203685486U CN 201420040315 U CN201420040315 U CN 201420040315U CN 203685486 U CN203685486 U CN 203685486U
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CN
China
Prior art keywords
blade
group
pylon
generating unit
tail vane
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Expired - Fee Related
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CN201420040315.4U
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Chinese (zh)
Inventor
金泽
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Individual
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Individual
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Priority to CN201420040315.4U priority Critical patent/CN203685486U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction

Abstract

The utility model provides a wind power generation device which comprises a generator, a first set of blades and a second set of blades, wherein the first set of blades are mounted at a first end of the generator, the second set of blades are mounted at the second end of the generator, the mounting direction of the first set of blades is opposite to that of the second set of blades, and the rotating direction of the first set of blades is opposite to that of the second set of blades. According to the wind power generation device, the wind screening area is enlarged, maximum generating capacity is generated under the situation that the size is minimum, the problems of vibration and high noise are solved, and automatic braking can be carried out when the generating capacity reaches a certain value.

Description

Wind generating unit
Technical field
The utility model relates to wind power generation field, is specifically related to a kind of wind generating unit.
Background technique
At present, the basic structure of wind generating unit is to be all provided with one group of (being generally 3) blade in a side of pylon, and existing this wind generating unit exists following problem: blade radius is large, generating efficiency is low.
Model utility content
The utility model provides a kind of wind generating unit, to solve the low problem of existing wind generating unit generating efficiency.
For this reason, the utility model proposes a kind of wind generating unit, described wind generating unit comprises:
Generator;
First group of blade, is arranged on the first end of described generator;
Second group of blade, is arranged on the second end of described generator;
Contrary and the direction of rotation of the installation direction of described first group of blade and described second group of blade.
Further, described generator comprises: the first stator and the first rotor, and second stator and the second rotor, the rotation that described the first rotor is relative with the first stator produces the first electric current, the rotation relative with the second stator of described the second rotor produces the second electric current, described first group of blade connects described the first rotor, described second group of blade connects described the second rotor, described the first rotor and described the second rotor are mutually separated and are separate, described the first stator and described the second stator are mutually separated and are separate, described the first electric current and described the second electric current pool together.
Further, described wind generating unit also comprises: pylon; Described generator is vertically connected on the top of described pylon, described generator and described pylon intersect T-shaped, the second end of the first end of described generator and described generator lays respectively at the both sides of described pylon, described first group of blade is positioned at the first side of described pylon, and described second group of blade is positioned at the second side of described pylon.
Further, the length of blade of described first group of blade is greater than described second group of blade, and the distance of described first group of blade and described pylon is greater than the distance of described second group of blade and described pylon.
Further, the length of blade of described first group of blade equals described second group of blade, and the distance of described first group of blade and described pylon equals the distance of described second group of blade and described pylon.
Further, described generator also comprises: the shell of tubular, and described the first stator and the first rotor and the second stator and the second rotor are all contained in described shell; Described wind generating unit also comprises: the solid of rotation can relatively described pylon horizontally rotating, and described generator connects described pylon by described solid of rotation, and described solid of rotation supports the shell of described generator, and described pylon supports described solid of rotation.
Further, described wind generating unit also comprises: be arranged on the tail vane of the sheet of the first side of described pylon, described tail vane is connected on described shell.
Further, described tail vane comprises: upper tail vane and lower tail vane, described upper tail vane is fixedly connected on the top of described shell, the bottom that is connected to described shell that described lower tail vane can rotate, described lower tail vane is between described pylon and described first group of blade, the length of described upper tail vane is greater than the width of tail vane, and the length of described lower tail vane is greater than the width of lower tail vane;
The length direction of described lower tail vane is parallel with the length direction of described pylon, and the length direction of described upper tail vane is parallel with the direction of the axis of described the first rotor, and the length of described upper tail vane is greater than the width of described lower tail vane.
Further, described wind generating unit also comprises: be arranged on the first brake device on the first rotor and be arranged on the second epitrochanterian secondary braking device.
Further, described wind generating unit also comprises: be arranged on the first air guide sleeve on the first rotor and be arranged on second epitrochanterian the second air guide sleeve, described the first air guide sleeve is positioned at the outside of described first group of blade, and described the second air guide sleeve is positioned at the outside of described second group of blade.
The utility model adopts, at the two ends of generator, one group of blade is set respectively, makes wind generating unit become bilateral blade electricity generating, and the blade of both sides can generate electricity, thereby, improve generating efficiency.In addition, because the blade of both sides can generate electricity, so, can shorten the radius of individual blade, reduce the radius of individual blade, reduce fabricating cost, cost of transportation, reduce transport difficulty and difficulty has been installed.And then, because the two ends of generator are provided with blade, increase the overall stress balance of wind generating unit, be conducive to the reasonable stress of wind generating unit, extend the working life of pylon and wind generating unit.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the utility model embodiment's wind generating unit;
Fig. 2 is the structure of generator of the present utility model.
Drawing reference numeral explanation:
52 times tail vanes of tail vane, 61 first brake device 62 secondary braking device 71 first air guide sleeve 72 second air guide sleeves on 22 second groups of blades of 1 generator 11 the first rotor 12 second rotor 13 first stator 14 second 21 first groups of blades of stator 15 clearance space, 3 pylon 4 solid of rotation 41 bearings 51
Embodiment
Understand for technical characteristics of the present utility model, object and effect being had more clearly, now contrast brief description of the drawings the utility model.
As shown in Figure 1, the utility model embodiment's wind generating unit comprises:
Generator 1;
First group of blade 21, is arranged on the first end of described generator 1;
Second group of blade 22, is arranged on the second end of described generator 1;
Contrary and the direction of rotation of the installation direction of described first group of blade 21 and described second group of blade 22, first group of blade 21 is all arranged on generator with described second group of blade 22, first group of blade 21 just facing to generator, the back side of second group of blade 22 is towards generator, when wind is blown over from same direction, the direction of rotation of first group of blade 21 and described second group of blade 22, if first group of blade 21 turns clockwise, second group of blade 22 is for being rotated counterclockwise, the two groups of mutual reverse rotation generation of blade centripetal force, solve jitter phenomenon and the large problem of noise.
Because the blade of generator both sides can generate electricity, increase the area that keeps out the wind, the in the situation that of volume minimum, there is maximum generated energy, thereby, improve generating efficiency.Can shorten in addition the radius of individual blade, reduce the radius of individual blade, reduce fabricating cost, cost of transportation, reduced transport difficulty and difficulty is installed.And then, because the two ends of generator are provided with blade, increase the overall stress balance of wind generating unit, be conducive to the reasonable stress of wind generating unit, extend the working life of pylon and wind generating unit.
Further, as shown in Figure 2, described generator 1 comprises: the first stator 13 and the first rotor 11 and the second stator 14 and the second rotor 12, the first stators 13 are cylindrical shell, and the first rotor 11 is for example rotating shaft; The second rotor 12 is cylindrical shell, and the second stator 14 is for example rotating shaft, two mutual reverse rotations of rotor.Relative rotation produces the first electric current to described the first rotor 11 with the first stator 13, relative rotation produces the second electric current to described the second rotor 12 with the second stator 14, described first group of blade 21 connects described the first rotor 11, and described second group of blade 22 connects described the second rotor 12.
Described the first rotor 11 is mutually separated with described the second rotor 12 and is separate, between the first rotor 11 and described the second rotor 12, has clearance space 15, and clearance space 15 is for example cavity, so that mutual noninterference between the first rotor 11 and described the second rotor 12.Described the first stator 13 is mutually separated with described the second stator 14 and is separate, and described the first electric current and described the second electric current pool together by wire.Therefore, also can say, generator 1 comprises: two small generators independently, and two independently each self power generations of small generators, are independent of each other, like this, even if one group of blade can not rotate, wind generating unit also can generate electricity, and still can maintain certain running, like this, utilization efficiency or the working efficiency of wind generating unit have been increased.
Further, as Fig. 1, described wind generating unit also comprises: be supported on ground pylon 3; Described generator 1 is vertically connected on the top of described pylon 3, described generator 1 intersects T-shaped with described pylon 3, the second end of the first end of described generator and described generator lays respectively at the both sides of described pylon, described first group of blade 11 is positioned at the first side of described pylon 3, and described second group of blade 12 is positioned at the second side of described pylon 3.
Further, as Fig. 1, the length of the blade of described first group of blade 11 or radius are greater than described second group of blade 12, for example wind first passes through from second group of blade 12, then passes through from first group of blade 11, can allow like this wind speed following current that as far as possible maintains the original state pass through, reduce wind-force loss, and in the situation that there is no tail vane, the direction that generator also can Automatic-searching wind, adjusts direction rotation.Second group of blade 12 and first group of blade 11 ratio can be 2:3, to form second group of blade 12 and first group of reasonably distribution to wind-force of blade 11.
Further, as Fig. 1, be greater than on the basis of second group of blade 12 at length or the radius of the blade of first group of blade 11, the distance of described first group of blade and described pylon is greater than the distance of described second group of blade and described pylon.In order to allow motor the low wind speed in the situation that, find rapidly direction, in the utility model, front vane (small leaf) i.e. second group of blade 12 and pylon distance is less than rear blade (large blade) the i.e. distance of first group of blade 11 and pylon.This structure is particluarly suitable for the mode of operation in field.
In addition, can also make the length of blade of described first group of blade equal described second group of blade, the distance of described first group of blade and described pylon equals the distance of described second group of blade and described pylon, like this, is applicable to being arranged on ventilated port and goes out, and generates electricity effective.
Further, as Fig. 1, described generator 1 also comprises: the shell 10 of tubular, and described the first stator and the first rotor and the second stator and the second rotor are all contained in described shell; Described wind generating unit also comprises: the solid of rotation 4 can relatively described pylon 3 horizontally rotating, described generator 1 connects described pylon 3 by described solid of rotation 4, described solid of rotation 4 supports the shell 10 of described generator, described pylon 3 supports described solid of rotation 4, and solid of rotation 4 is connected between the bottom of shell 10 and the top of pylon 3.As Fig. 2, solid of rotation 4 is for example the supporting base of tubular, and solid of rotation 4 is fixedly connected on the bottom of shell 10, the shell 10 of solid of rotation 4 and tubular is vertical to be passed through mutually, solid of rotation 4 inside have bearing 41, can make the relatively described pylon 3 of solid of rotation 4 horizontally rotate, to adapt to the variation of wind direction by bearing 41.
Further, as Fig. 1, described wind generating unit also comprises: be arranged on the tail vane of the sheet of the first side of described pylon 3, described tail vane is connected on described shell.The tail vane of sheet plays the effect that adapts to wind direction, makes blade along with the variation of wind direction can be in face of wind direction.
Further, as Fig. 1, described tail vane comprises: upper tail vane 51 and lower tail vane 52, described upper tail vane 51 is fixedly connected on the top of described shell 10, described lower tail vane 52 is movably connected in the bottom of described shell 10, and lower tail vane opposite shell 10 can be rotated, like this, the balance up and down that is conducive to realize shell 10, is conducive to fully experience wind direction.
Described lower tail vane 52 is between described pylon 3 and described first group of blade 21, and the length of described upper tail vane is greater than the width of tail vane, and the length of described lower tail vane is greater than the width of lower tail vane; The length direction of described lower tail vane is parallel with the length direction of described pylon, the length direction of described upper tail vane is parallel with the direction of the axis of described the first rotor, the length direction of going up tail vane 51 is substantially horizontal, the length direction of lower tail vane 52 is vertical direction, to make full use of the space between pylon 3 and described first group of blade 21.The length of described upper tail vane 51 can be greater than the width of described lower tail vane 52, can make full use of like this adequate space at the top of shell 10.
Upper tail vane 51 and lower tail vane 52 are for example straight sheet, the plane at upper tail vane 51 and lower tail vane 52 places is vertical plane, the plane that goes up tail vane 51 and lower tail vane 52 places is the plane that is subject to wind-force minimum, in the time of wind vector, upper tail vane 51 and lower tail vane 52 will be at the effect lower swings of wind-force, because solid of rotation 4 can horizontally rotate by relatively described pylon 3, thereby upper tail vane 51 and lower tail vane 52 will drive the blade rotation on generator and generator to arrive direction windward.Upper tail vane is fixed, and lower tail vane is movable, and lower tail vane is greater than tail vane, like this, also can look for wind direction under gentle breeze.
Further, described wind generating unit also comprises: be arranged on the first brake device 61 on the first rotor 11 and be arranged on the secondary braking device 62 on the second rotor 12.First brake device 61 and secondary braking device 62 are for example ring-type brake block, all be arranged on the outside of shell 10, for example first brake device 61 and secondary braking device 62 are separately positioned between blade and each stator, in the time that generated energy reaches certain numerical value, and can self-actuating brake.
Further, described wind generating unit also comprises: be arranged on the first air guide sleeve 71 on the first rotor 11 and be arranged on the second air guide sleeve 72 on the second rotor 12, (air guide sleeve is to be connected with the wheel hub of blade) is to play the guide functions to blade.Described the first air guide sleeve 71 is positioned at the outside of described first group of blade 21, and described the second air guide sleeve 72 is positioned at the outside of described second group of blade 22.
The utility model has added the area that keeps out the wind, and the in the situation that of volume minimum, maximum generated energy occurs, and has solved the problem that jitter phenomenon and noise are large, in the time that generated energy reaches certain numerical value, and can self-actuating brake.
The foregoing is only the schematic embodiment of the utility model, not in order to limit scope of the present utility model.For each constituent element of the present utility model can mutually combine under the condition of not conflicting; any those skilled in the art; do not depart from equivalent variations and the amendment under the prerequisite of design of the present utility model and principle, done, all should belong to the scope of the utility model protection.

Claims (10)

1. a wind generating unit, is characterized in that, described wind generating unit comprises:
Generator;
First group of blade, is arranged on the first end of described generator;
Second group of blade, is arranged on the second end of described generator;
Contrary and the direction of rotation of the installation direction of described first group of blade and described second group of blade.
2. wind generating unit as claimed in claim 1, it is characterized in that, described generator comprises: the first stator and the first rotor, and second stator and the second rotor, the rotation that described the first rotor is relative with the first stator produces the first electric current, the rotation relative with the second stator of described the second rotor produces the second electric current, described first group of blade connects described the first rotor, described second group of blade connects described the second rotor, described the first rotor and described the second rotor are mutually separated and are separate, described the first stator and described the second stator are mutually separated and are separate, described the first electric current and described the second electric current pool together.
3. wind generating unit as claimed in claim 2, is characterized in that, described wind generating unit also comprises: pylon; Described generator is vertically connected on the top of described pylon, described generator and described pylon intersect T-shaped, the second end of the first end of described generator and described generator lays respectively at the both sides of described pylon, described first group of blade is positioned at the first side of described pylon, and described second group of blade is positioned at the second side of described pylon.
4. wind generating unit as claimed in claim 3, is characterized in that, the length of blade of described first group of blade is greater than described second group of blade, and the distance of described first group of blade and described pylon is greater than the distance of described second group of blade and described pylon.
5. wind generating unit as claimed in claim 3, is characterized in that, the length of blade of described first group of blade equals described second group of blade, and the distance of described first group of blade and described pylon equals the distance of described second group of blade and described pylon.
6. the wind generating unit as described in claim 4 or 5, is characterized in that, described generator also comprises: the shell of tubular, and described the first stator and the first rotor and the second stator and the second rotor are all contained in described shell; Described wind generating unit also comprises: the solid of rotation can relatively described pylon horizontally rotating, and described generator connects described pylon by described solid of rotation, and described solid of rotation supports the shell of described generator, and described pylon supports described solid of rotation.
7. wind generating unit as claimed in claim 6, is characterized in that, described wind generating unit also comprises: be arranged on the tail vane of the sheet of the first side of described pylon, described tail vane is connected on described shell.
8. wind generating unit as claimed in claim 7, it is characterized in that, described tail vane comprises: upper tail vane and lower tail vane, described upper tail vane is fixedly connected on the top of described shell, the bottom that is connected to described shell that described lower tail vane can rotate, described lower tail vane is between described pylon and described first group of blade, and the length of described upper tail vane is greater than the width of tail vane, and the length of described lower tail vane is greater than the width of lower tail vane;
The length direction of described lower tail vane is parallel with the length direction of described pylon, and the length direction of described upper tail vane is parallel with the direction of the axis of described the first rotor, and the length of described upper tail vane is greater than the width of described lower tail vane.
9. wind generating unit as claimed in claim 2, is characterized in that, described wind generating unit also comprises: be arranged on the first brake device on the first rotor and be arranged on the second epitrochanterian secondary braking device.
10. wind generating unit as claimed in claim 2, it is characterized in that, described wind generating unit also comprises: be arranged on the first air guide sleeve on the first rotor and be arranged on second epitrochanterian the second air guide sleeve, described the first air guide sleeve is positioned at the outside of described first group of blade, and described the second air guide sleeve is positioned at the outside of described second group of blade.
CN201420040315.4U 2014-01-22 2014-01-22 Wind power generation device Expired - Fee Related CN203685486U (en)

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CN201420040315.4U CN203685486U (en) 2014-01-22 2014-01-22 Wind power generation device

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Application Number Priority Date Filing Date Title
CN201420040315.4U CN203685486U (en) 2014-01-22 2014-01-22 Wind power generation device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI712735B (en) * 2019-09-20 2020-12-11 潤弘精密工程事業股份有限公司 Wind power generation system
TWI722445B (en) * 2019-05-31 2021-03-21 潤弘精密工程事業股份有限公司 Wind power generation system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI722445B (en) * 2019-05-31 2021-03-21 潤弘精密工程事業股份有限公司 Wind power generation system
TWI712735B (en) * 2019-09-20 2020-12-11 潤弘精密工程事業股份有限公司 Wind power generation system

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140702

Termination date: 20160122

EXPY Termination of patent right or utility model