CN204082443U - Wind blade device - Google Patents
Wind blade device Download PDFInfo
- Publication number
- CN204082443U CN204082443U CN201420445609.5U CN201420445609U CN204082443U CN 204082443 U CN204082443 U CN 204082443U CN 201420445609 U CN201420445609 U CN 201420445609U CN 204082443 U CN204082443 U CN 204082443U
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- CN
- China
- Prior art keywords
- blade
- rotating shaft
- wind
- grid type
- oscillating vane
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000002441 reversible effect Effects 0.000 abstract description 17
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- 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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- Wind Motors (AREA)
Abstract
A wind blade assembly drivable to rotate in an operating direction and comprising: a rotating shaft and a plurality of blade modules. Each blade module comprises a grid type blade connected with the rotating shaft and a plurality of swing blades which can swing back and forth and are hung on the grid type blade. The grid blade comprises a plurality of blade spaces. The swing blades respectively correspond to the blade spaces and are provided with a connecting end and a swing end which are arranged up and down. Each swing blade is movable between a closed position covering the blade space and having the swing end abutting the grille blade, and an open position having the swing end spaced away from the grille blade. Through the cooperation of grid type blade and swing blade, can reduce reverse windage, reach the efficiency that increases rotation torsion, promote wind-force utilization efficiency.
Description
Technical field
The utility model relates to a kind of impeller assembly, particularly relates to a kind of can by wind driving rotation, can be applicable to the wind blade device of wind power plant.
Background technique
Wind-power electricity generation is that a kind of nature wind-drive machinery component that uses rotates, and rotational kinetic energy is converted to the equipment of electric energy.This kind of generation mode is relative to generation mode comparatively environmental protection, low stain such as oil, coal, firepower, and therefore various countries drop into funds and resource successively to research and develop wind power plant.And affect one of factor of wind-power electricity generation usefulness, be the design of blade structure, such as blade shape, extend form, blade quantity etc., capital affects its smooth movements degree, and the blade of existing a kind of vertical wind power generating equipment, be adopt long slab sheet and have full surface without pore space structure, although blade can rotate by the Wind power propelling of a direction, but when its windage produced to the reverse wind-force flow field that can be subject to other direction during backhaul that operates, it can be caused to suffer cannot effectively reduce this resistance during reverse windage, so can affect blade rotation torsion.
Consult Fig. 1, in addition, the general horizontal blower fan generally adopted, its structure mainly comprises the electricity generating device 32 that a upright anchor post 31, is installed on this anchor post 31 top, and three blades 33 be arranged on this electricity generating device 32, described blade 33 is that equal angles interval is arranged around the horizontal axis that a figure does not show, and when described blade 33 is subject to Wind power propelling, can operate around this horizontal axis.This kind of blower fan is mainly subject to the Wind power propelling running in direction as shown in arrow X in figure, and this wind-force acts on described blade 33 can form direction as arrow Y " wind is cut " phenomenon, and noise can be larger.And cut to reduce this wind the resistance and noise that phenomenon causes, described blade 33 structure in design, more can do thinner toward end, therefore the structure that end is elongated is presented, but described blade 33 is long is to improve running torsion usefulness to extending originally, but its end elongated design makes running usefulness promote efficiently on the contrary.Therefore, the blade structure of existing blower fan needs to be improved.
Summary of the invention
The purpose of this utility model be to provide a kind of can reduce blade revolution for down wind be reverse wind-force flow field resistance, increase the wind blade device of torsion.
The utility model wind blade device, can be driven and be rotated towards a rotation direction, and be comprised: a rotating shaft, and this rotating shaft of several connection and the blade module of angle intervals each other.Each blade module comprises the spacing grid type blade that connects this rotating shaft, and several oscillating vane that can hang on to swing on this spacing grid type blade, this spacing grid type blade comprises several blade space arranged up and down, described oscillating vane is in arranging up and down and the corresponding described blade space of difference, and all there is one and be positioned at top and the connecting end connecting this spacing grid type blade, and one be positioned at bottom swinging end, each oscillating vane can cover this blade space at one and this swinging end is reclined the closed position of this spacing grid type blade, and one makes to move between the enable possition of this swinging end away from this spacing grid type blade.
Wind blade device described in the utility model, each blade module also comprises several counterweight member being arranged at the swinging end of described oscillating vane respectively.
Wind blade device described in the utility model, each spacing grid type blade comprises the inner side that connects this rotating shaft, and inside one in contrast to this and away from the outside of this rotating shaft, each blade module also comprises the outside and the blinker oppositely extended along this rotation direction that are connected to this spacing grid type blade.
Wind blade device described in the utility model, each spacing grid type blade comprises several radial direction along this rotating shaft and is spaced and the first grid bar extended along the axial direction of this rotating shaft, and to be severally spaced and all along the second gate bar that this radial direction extends, described second gate bar and described first grid bar define described blade space jointly along this axial direction.
Wind blade device described in the utility model, this rotating shaft is that left and right extends, one of them pivot joint in the connecting end of the oscillating vane of each blade module and described first grid bar, this swinging end be positioned at this first grid bar of this connecting end pivot joint below the side of this first grid bar.
Wind blade device described in the utility model, this rotating shaft is upper downward-extension, one of them pivot joint in the connecting end of the oscillating vane of each blade module and described second gate bar, this swinging end be positioned at this second gate bar of this connecting end pivot joint below the side of this second gate bar.
The beneficial effects of the utility model are: have described blade space by spacing grid type blade, described oscillating vane is coordinated can be arranged on to swing on this spacing grid type blade again, thus described blade module can be made to be subject to the leeway that forward wind-force and reverse wind-force produce drive and operate, the above-mentioned ventilative design by counter blow effect of the utility model, contribute to reducing reverse windage, reach the effect promoting rotary torsion.
Accompanying drawing explanation
Fig. 1 is a kind of schematic perspective view of existing level formula blower fan;
Fig. 2 is the stereogram of one first preferred embodiment of the utility model wind blade device, and show this first preferred embodiment when not rotating, several oscillating vane is positioned at a closed position simultaneously;
Schematic perspective view when Fig. 3 is this first preferred embodiment running, shows wherein several oscillating vane simultaneously and is positioned at an enable possition;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is the stereogram of one second preferred embodiment of the utility model wind blade device, shows several oscillating vane simultaneously and is positioned at a closed position;
Schematic perspective view when Fig. 6 is this second preferred embodiment running, shows wherein several oscillating vane simultaneously and is positioned at an enable possition.
Embodiment
Be described in detail to the utility model below in conjunction with drawings and Examples, it should be noted that in the following description content, similar assembly represents with identical numbering.
Consult Fig. 2,3,4, one first preferred embodiment of the utility model wind blade device, can be subject to wind-drive and rotate towards a rotation direction T, and comprise: a rotating shaft 1, and several blade module 2.
The rotating shaft 1 of the present embodiment is about one to the axially extended elongated hollow body of rod, and high by the stringer frame scheming not show.Because this rotating shaft 1 is horizontal expansion, the wind blade device of the present embodiment is made to be horizontal type device.
Described blade module 2 connects this rotating shaft 1 and angle intervals each other, each blade module 2 roughly extends towards a radial direction of this rotating shaft 1, and comprise the spacing grid type blade 21 of this rotating shaft 1 of a connection, several oscillating vane 22 be arranged on this spacing grid type blade 21, several counterweight member 23 be arranged at respectively bottom described oscillating vane 22, and the blinker 24 that is arranged at the side of this spacing grid type blade 21.
The quantity of the blade module 2 of the present embodiment is three, and the spacing grid type blade 21 of described blade module 2 is to each other in 120 degree of angle intervals.Each spacing grid type blade 21 comprises several radial direction along this rotating shaft 1 and to be spaced and all along the first grid bar 211 that an axial direction A of this rotating shaft 1 extends, and to be severally spaced and all along the second gate bar 212 that this radial direction extends along this axial direction A.Described second gate bar 212 defines several blade space 210 arranged up and down jointly with described first grid bar 211.In the present embodiment, this rotating shaft 1 all parallel of described first grid bar 211 and in left and right to extension.In addition, with this spacing grid type blade 21 on the whole, this spacing grid type blade 21 comprises this rotating shaft 1 of a connection and along the inner side 213 that this axial direction A extends, inside one in contrast to this 213 and away from the outside 214 of this rotating shaft 1, and an a contrary windward side 215 and side 216 against the wind.
The described oscillating vane 22 of each blade module 2 is the windward sides 215 that can hang on to swing this spacing grid type blade 21.Described oscillating vane 22 in arranging up and down and corresponding described blade space 210 respectively, and all has one and is positioned at top and connects the connecting end 221 of this spacing grid type blade 21, and the swinging end 222 that is positioned at bottom.Connecting end 221 and one of them pivot joint in described first grid bar 211 of each oscillating vane 22, this swinging end 222 be positioned at this first grid bar 211 of this connecting end 221 pivot joint below the windward side 215 of this first grid bar 211.Oscillating vane 22 is based in the lug (not shown) of this first grid bar 211 by two and a pivot (not shown) is next and this first grid bar 211 pivot joint; Certainly, other assembly and structure also can be used to carry out pivot joint, no longer illustrate at this.
The oscillating vane 22 of the present embodiment can be rigid thin slice or soft thin slice, and the hard material such as the macromolecular material of rigid thin slice such as metal, glass fibre, hard plastic or other hard are made.The soft materials such as soft thin slice such as dry goods, rubber, soft plastic or other soft polymer material are made.In fact, the material of described oscillating vane 22 must not limit, if can by wind dynamic start just passable.
The described counterweight member 23 of each blade module 2 is arranged at the swinging end 222 of described oscillating vane 22 respectively.Described counterweight member 23 can be used for the weight increasing described oscillating vane 22, and to make oscillating vane 22 hang setting from above, and it is swingable to have enough weight.
The slightly curved long slab sheet of blinker 24 of each blade module 2, and be connected to the outside 214 of this spacing grid type blade 21, and oppositely extend along this rotation direction T.
When the utility model uses, each oscillating vane 22 can in the closed position just like Fig. 2, and just like Fig. 3,4 enable possition between move (oscillating vane 22 of Fig. 3,4 display sections is opened).When this closed position, the swinging end 222 of each oscillating vane 22 reclines this spacing grid type blade 21, and this oscillating vane 22 covers this blade space 210 corresponding with it.When this enable possition, the swinging end 222 of each oscillating vane 22 is away from this spacing grid type blade 21, and now this oscillating vane 22 no longer covers this blade space 210 corresponding with it, thus reverse wind-force flow field is blowed by blade space 210.
Specifically, rotating shaft 1 of the present utility model can be arranged on height and position and be about several meters of places, and promotes running through the wind-force pressure reduction by the overall axle center of the utility model.Do to demarcate by the axis of this rotating shaft 1 with one, this blade module 2 above this rotating shaft 1 is in the forward blast side accepting windward side blast, and at the same time, these two blade modules 2 of this rotating shaft 1 central lower are positioned at the reverse blast side of lee face.When this blade module 2 of top is subject to one wind-force F1 blows windward, described oscillating vane 22 due to this blade module 2 is positioned at the windward side 215 of spacing grid type blade 21, can be abutted on this spacing grid type blade 21 by blowing, and be positioned at this closed position and cover blade space 210, described oscillating vane 22 and then arrange in pairs or groups with this spacing grid type blade 21, a complete surface windward is jointly formed in this windward side 215, larger torsion can be produced rotate, make the utility model be subject to Wind power propelling and to rotate towards this rotation direction T together with this rotating shaft 1.
And this two blades module 2 below now this rotating shaft 1 is because rotate to lee face, be subject to the resistance of the contrary wind wind-force F2 that reverse wind-force flow field produces, the described oscillating vane 22 of this two blades module 2 of below so by this against the wind wind-force F2 blow and present the ventilative state of unlatching, now described oscillating vane 22 is positioned at this enable possition, each blade space 210 has at least part not covered by oscillating vane 22 and can be ventilative, make counter blow can flow into windward side 215 via blade space 210, thus resistance and reverse torque against the wind can be reduced, and this two blades module 2 of below is in less torsion.Thus, this torsion suffered by three blade module 2 entirety of the utility model, the forward blast of windward side and the reverse blast of adverse wind face can be subject to, the wind-force that these two kinds wind-force pressure reduction by axle center coordinates generation one to rotate towards this rotation direction T for promoting the utility model, thus make that the utility model is sustainable to rotate towards this rotation direction T.
In summary, when the arbitrary blade module 2 of the utility model operates to side, windward side, its oscillating vane 22 is subject to wind blows and closing windward, produce larger forward torsion, and when operating to lee face side, its oscillating vane 22 can be blown afloat by reverse wind-force to be raised, to produce less reverse torque.Therefore, after forward blast deducts reverse blast, make the rotary torsion of the utility model entirety can promote comparatively greatly the utilization efficiency of wind-force.
It is worth mentioning that, the blinker 24 of each blade module 2, the flow direction in the wind-force flow field limiting windward side can be used for, can be used for limitation wind-force flow field to retain wind-force in this windward side 215, make blade module 2 be subject to wind-force F1 windward and promote and make increase rotary torsion during running.
Supplementary notes, usually in this rotating shaft 1 in the radial direction, the torsion be subject to more at a distance from this rotating shaft 1 and wind-force larger.So in design, can smaller pieces be designed to from this rotating shaft 1 oscillating vane 22 more at a distance, can be designed to more large stretch of from this rotating shaft 1 oscillating vane 22 more nearby.In addition, the utility model also can increase guide plate outward depending on value of demand, to help to collect and guiding wind-force.
In sum, described blade space 210 is formed by the cell structure of spacing grid type blade 21, described oscillating vane 22 is coordinated can be arranged on to swing on this spacing grid type blade 21 again, thus described blade module 2 can be made can be subject to the leeway that forward wind-force and reverse wind-force produce drive and operate, the utility model is above-mentioned by counter blow effect and ventilative structural design, contribute to reducing reverse windage, reach the effect promoting running torsion.And the design of the utility model said structure, be set up in overhead several meters of places just can operate, compared to the wind blade unit that generally must be set up in tens of meters of high-altitudes, the utility model antenna height must be too not high, material and the cost of erection strut rod length can be saved, and length of blade and width do not need oversize, thus the slewing rate at blade top place is significantly reduced, reduce Rotation Noise whereby.
Consult Fig. 5,6, one second preferred embodiment of the utility model wind blade device, roughly the same with the structure of this first preferred embodiment, different places is: the present embodiment is vertical type device, this rotating shaft 1 is for uprightly to extend up and down, described first grid bar 211 is also uprightly extend up and down, and 212, described second gate bar is left and right horizontal extension.Connecting end 221 and one of them pivot joint in described second gate bar 212 of each oscillating vane 22 of the present embodiment, this swinging end 222 be positioned at this second gate bar 212 of this connecting end 221 pivot joint below the side (towards on the side of this wind-force F1 windward) of this second gate bar 212.The construction system frame that the present embodiment does not show by a figure equally higher than in the air, thus can be subject to wind-drive and operate.
During the present embodiment running, when arbitrary blade module 2 operates to side, windward side, its oscillating vane 22 is subject to wind blows and close windward equally, and when operating to lee face side, its oscillating vane 22 can be blown afloat by reverse wind-force to be raised.The present embodiment is identical with this first preferred embodiment, can reach the effect promoting running torsion equally.
From the present embodiment and this first embodiment, no matter be horizontal type device or vertical type device, connecting end 221 perseverance of described oscillating vane 22 is positioned at top, and this swinging end 222 perseverance is positioned at below, and counterweight member 23 is arranged at swinging end 222 and is positioned at bottom oscillating vane 22.
Claims (6)
1. a wind blade device, can be driven and be rotated towards a rotation direction, and comprise: a rotating shaft, and this rotating shaft of several connection and the blade module of angle intervals each other, it is characterized in that: each blade module comprises the spacing grid type blade that connects this rotating shaft, and several oscillating vane that can hang on to swing on this spacing grid type blade, this spacing grid type blade comprises several blade space arranged up and down, described oscillating vane is in arranging up and down and the corresponding described blade space of difference, and all there is one and be positioned at top and the connecting end connecting this spacing grid type blade, and one be positioned at bottom swinging end, each oscillating vane can cover this blade space at one and this swinging end is reclined the closed position of this spacing grid type blade, and one makes to move between the enable possition of this swinging end away from this spacing grid type blade.
2. wind blade device as claimed in claim 1, is characterized in that: each blade module also comprises several counterweight member being arranged at the swinging end of described oscillating vane respectively.
3. wind blade device as claimed in claim 1, it is characterized in that: each spacing grid type blade comprises the inner side that connects this rotating shaft, and inside one in contrast to this and away from the outside of this rotating shaft, each blade module also comprises the outside and the blinker oppositely extended along this rotation direction that are connected to this spacing grid type blade.
4. the wind blade device as described in claim arbitrary in claims 1 to 3, it is characterized in that: each spacing grid type blade comprises several radial direction along this rotating shaft and is spaced and the first grid bar extended along the axial direction of this rotating shaft, and to be severally spaced and all along the second gate bar that this radial direction extends, described second gate bar and described first grid bar define described blade space jointly along this axial direction.
5. wind blade device as claimed in claim 4, it is characterized in that: this rotating shaft is that left and right extends, one of them pivot joint in the connecting end of the oscillating vane of each blade module and described first grid bar, this swinging end be positioned at this first grid bar of this connecting end pivot joint below the side of this first grid bar.
6. wind blade device as claimed in claim 4, it is characterized in that: this rotating shaft is upper downward-extension, one of them pivot joint in the connecting end of the oscillating vane of each blade module and described second gate bar, this swinging end be positioned at this second gate bar of this connecting end pivot joint below the side of this second gate bar.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW103208807U TWM485960U (en) | 2014-05-20 | 2014-05-20 | Wind turbine blade device |
| TW103208807 | 2014-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082443U true CN204082443U (en) | 2015-01-07 |
Family
ID=51944663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420445609.5U Expired - Fee Related CN204082443U (en) | 2014-05-20 | 2014-08-08 | Wind blade device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204082443U (en) |
| TW (1) | TWM485960U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065840A (en) * | 2015-04-22 | 2016-11-02 | 黄国彰 | Flow force blade device |
| CN106609727A (en) * | 2015-10-22 | 2017-05-03 | 黄国彰 | Wind power generator |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI616590B (en) * | 2014-05-20 | 2018-03-01 | Huang Guo Zhang | Wind blade device |
| TWM500154U (en) | 2014-12-25 | 2015-05-01 | guo-zhang Huang | Wind power blade device |
-
2014
- 2014-05-20 TW TW103208807U patent/TWM485960U/en not_active IP Right Cessation
- 2014-08-08 CN CN201420445609.5U patent/CN204082443U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065840A (en) * | 2015-04-22 | 2016-11-02 | 黄国彰 | Flow force blade device |
| CN106609727A (en) * | 2015-10-22 | 2017-05-03 | 黄国彰 | Wind power generator |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM485960U (en) | 2014-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150107 Termination date: 20200808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |