CN203948224U - The wheeled axial flow type wind generator set of a kind of multiple fan blade - Google Patents
The wheeled axial flow type wind generator set of a kind of multiple fan blade Download PDFInfo
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- CN203948224U CN203948224U CN201420384195.XU CN201420384195U CN203948224U CN 203948224 U CN203948224 U CN 203948224U CN 201420384195 U CN201420384195 U CN 201420384195U CN 203948224 U CN203948224 U CN 203948224U
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- Prior art keywords
- fan blade
- retainer ring
- empennage
- generator set
- axial flow
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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
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses the wheeled axial flow type wind generator set of a kind of multiple fan blade, comprise moving runner, main shaft, supporting frame and empennage, moving runner comprises a plurality of fan blades, interior retainer ring and outer retainer ring.Fan blade is fastening by interior retainer ring and outer retainer ring, make the integral body of moving runner counter-bending, to obstruct performance good, with respect to large fluid wind energy energy, frangibility not, thrust is even, and rotate effect is good, because blade tip wraps, do not draw stream effect, noise is little relatively, has certain stability and working life.Adopt the moving runner of multiple fan blade formula, fan blade adopts the structure of orthodrome, wide-angle shape, effectively eliminated the shortcoming of lift-type generator, improved wind energy utilization, fan blade is connected by the outer retainer ring of interior retainer ring and round table-like structure, outer retainer ring played distinguished and admirable rectification simultaneously and gathered the effect of wind energy, and overall structure has effectively promoted the smoothness of operation of fan blade intensity, fan blade, has eliminated blade tip effect.
Description
Technical field
The utility model relates to technical field of wind power generation, relates to specifically the wheeled axial flow type wind generator set of a kind of multiple fan blade.
Background technique
Along with social economic development, electric energy become people's daily life and work produce in one of requisite energy, current generating adopts thermal power generation mostly, but thermal power generation meeting produces and pollute, and builds heat power station and need higher construction cost; And along with country creates the requirement of Energy-saving Society, wind energy power being utilized widely by people gradually.
Horizontal axis wind-driven generator is all lift shape structure at present, adopts the lift-type fan blades such as three fan blades or multiple fan blade more, and its fan blade blade tip is free state, and blade tip effect is obvious.During fan blade High Rotation Speed, formed almost plane, hindered air-flow and passed through, made fan blade reduce wind energy utilization air-flow with turning to surrounding to flow, fan blade rear presents vacuum state, and fan blade torsional deformation phenomenon is obvious, has destroyed the stability of wind-driven generator.Bulk strength is poor, and noise is large, and poor stability, easily comes off and causes contingency.And resistance type is used for vertical axis wind power generation system, but rotating speed is low, sexual valence ratio.
Model utility content
The utility model aims to provide a kind ofly has higher wind energy utilization and compared with the wheeled axial flow type wind generator set of the multiple fan blade of high safety factor.
For solving the problems of the technologies described above, the technical solution of the utility model is:
The wheeled axial flow type wind generator set of a kind of multiple fan blade, comprise moving runner, main shaft, supporting frame and empennage, described main shaft is fixed on support frame as described above, described moving runner and described empennage are individually fixed in the two ends of described main shaft, wherein said moving runner comprises a plurality of fan blades, interior retainer ring and outer retainer ring, the along the circumferential direction uniform arrangement of described a plurality of fan blade and be installed on described interior retainer ring and described outer retainer ring on, described interior retainer ring is fixed on described main shaft, described outer retainer ring is round table-like structure, constant or the evenly minimizing along the cross-sectional diameter size away from interior retainer ring described in the direction of described empennage, along the cross-sectional diameter away from outer retainer ring described in the direction of described empennage, evenly increase, described all fan blade circular arc directions are consistent, the leaf inclination direction of described all fan blades is consistent.
The round table-like structure that preferably described outer retainer ring is hollow, the cross-sectional diameter of the cross-sectional diameter of its empennage end far away and nearly empennage end is than between 1.1:1 to 1.5:1.
Preferably described interior retainer ring is equal diameter cylindrical shape.
Preferably described interior retainer ring is round table-like structure.
Preferably the leaf inclination angle of described fan blade is 30 °～60 °.
Preferably the leaf inclination angle of described fan blade is 45 °.
Preferably described empennage comprises four equally distributed empennage fan blades.
Adopt technique scheme, the utility model at least comprises following beneficial effect:
1. the wheeled axial flow type wind generator set of multiple fan blade described in the utility model, described fan blade is fastening by described interior retainer ring and described outer retainer ring, make the integral body of described moving runner counter-bending, to obstruct performance good, with respect to large fluid wind energy energy, not frangibility, thrust is even, rotate effect is good, because blade tip wraps, does not draw stream effect, noise is little relatively, has certain stability and working life.
2. the wheeled axial flow type wind generator set of multiple fan blade described in the utility model, effectively eliminated the shortcoming of lift-type generator, improved wind energy utilization, fan blade is connected by the outer retainer ring of interior retainer ring and round table-like structure, outer retainer ring has played distinguished and admirable rectification simultaneously and has gathered the effect of wind energy, overall structure has effectively promoted the smoothness of operation of fan blade intensity, fan blade, has eliminated blade tip effect.
3. the wheeled axial flow type wind generator set of multiple fan blade described in the utility model, adopts the moving runner of multiple fan blade formula, and fan blade adopts the structure of orthodrome, wide-angle shape, improves air-flow area of contact under low wind speed, has improved wind energy utilization; Under high wind speed, rotating speed is relatively stable, has eliminated stall hidden danger.
Accompanying drawing explanation
Fig. 1 is the structural representation of the wheeled axial flow type wind generator set of multiple fan blade described in the utility model;
Fig. 2 is the fan blade schematic diagram of the wheeled axial flow type wind generator set of multiple fan blade described in the utility model.
Wherein: 1. moving runner, 2. main shaft, 3. supporting frame, 4. empennage, 5. fan blade, 6. interior retainer ring, 7. outer retainer ring.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1 to Figure 2, for meeting the wheeled axial flow type wind generator set of a kind of multiple fan blade 5 of the present utility model, comprise moving runner 1, main shaft 2, supporting frame 3 and empennage 4, described main shaft 2 is fixed on support frame as described above 3, support frame as described above 3 is installed on ground, because its installation method is those skilled in the art's routine techniques means, so locate to repeat no more.Described moving runner 1 and described empennage 4 are individually fixed in the two ends of described main shaft 2, wherein said moving runner 1 comprises a plurality of fan blades 5, interior retainer ring 6 and outer retainer ring 7, the along the circumferential direction uniform arrangement of described a plurality of fan blade 5 and be installed on described interior retainer ring 6 and described outer retainer ring 7 on, described interior retainer ring 6 is fixed on described main shaft 2, described outer retainer ring 7 is round table-like structure, constant or the evenly minimizing along the cross-sectional diameter size away from interior retainer ring 6 described in the direction of described empennage 4, along the cross-sectional diameter away from outer retainer ring 7 described in the direction of described empennage 4, evenly increase, described all fan blades 5 circular arc directions are consistent, the leaf inclination direction of described all fan blades 5 is consistent.Arranging of described moving runner 1 can have larger blowing area by more traditional power facility, and described outer retainer ring 7 has played distinguished and admirable rectification simultaneously and gathered the effect of wind energy, and simple in structure, wind energy utilization is high.
The wheeled axial flow type wind generator set of multiple fan blade 5 described in the present embodiment, described fan blade 5 is fastening by described interior retainer ring 6 and described outer retainer ring 7, make the integral body of described moving runner 1 counter-bending, to obstruct performance good, with respect to large fluid wind energy energy, not frangibility, thrust is even, rotate effect is good, because blade tip wraps, does not draw stream effect, noise is little relatively, has certain stability and working life.
The wheeled axial flow type wind generator set of multiple fan blade 5 described in the present embodiment, effectively eliminated the shortcoming of lift-type generator, improved wind energy utilization, fan blade 5 is connected by the outer retainer ring 7 of interior retainer ring 6 and round table-like structure, outer retainer ring 7 has played distinguished and admirable rectification simultaneously and has gathered the effect of wind energy, overall structure has effectively promoted the smoothness of operation of fan blade 5 intensity, fan blade 5, has eliminated blade tip effect.
The round table-like structure that preferably described outer retainer ring 7 is hollow, the cross-sectional diameter of the cross-sectional diameter of its empennage end far away and nearly empennage end is than between 1.1:1 to 1.5:1.Preferably described interior retainer ring 6 is equal diameter cylindrical shape or round table-like structure.Described interior retainer ring 6 adopts round table-like structure, along the cross-sectional diameter size away from interior retainer ring 6 described in the direction of described empennage 4, evenly reduces.Adopt round table-like structure can obtain the blowing area large compared with diameter circle tubular, but adopt the columnar preparation process of diameter relatively simple.Those skilled in the art can arrange accordingly according to actual user demand, and the present embodiment is not construed as limiting this.Through verification experimental verification, the structure setting of described interior retainer ring 6 and described outer retainer ring 7 can increase blowing area, improves air draft ability.
Preferably the leaf inclination angle of described fan blade 5 is 30 °～60 °, and the leaf inclination angle of more preferably described fan blade 5 is 45 °.As everyone knows, described leaf inclination angle is the normal of the blade outside of belly and the angle of day apical axis.Described in the present embodiment, fan blade 5 adopts orthodrome, wide-angle shape, has increased blowing area, has improved air draft ability, has eliminated air-flow and has gathered, and because air current flow is unobstructed, fan blade 5 rear air pressure are relatively stable, improved the whole stationarity of power facility.The whole stationarity that can improve to a greater extent power facility by the structure of described interior retainer ring 6 and described outer retainer ring 7 and the leaf inclination angle of fan blade 5 are reasonably set, has improved wind energy utilization.Those skilled in the art should know, the comparatively preferably mode of execution that the setting value at interior retainer ring 6 described above and the nearly empennage end of described outer retainer ring 7/cross-sectional diameter of empennage end far away and the leaf inclination angle of fan blade 5 all obtains on the basis of great many of experiments, those skilled in the art can adjust accordingly according to actual user demand completely, and the present embodiment does not limit this.
Preferably described empennage 4 comprises four equally distributed empennage 4 fan blades 5; described empennage 4 possesses the effect of balance; we know to only have just minimum of the moment that produces when fan blade 5 rotates under the state of wind generator set in balance relatively; just can play a very good protection to all parts of wind generator set, i.e. the setting of described empennage 4 has also promoted the stability of whole power facility to a certain extent.
The wheeled axial flow type wind generator set of multiple fan blade 5 described in the present embodiment, the moving runner 1 of employing multiple fan blade 5 formulas, fan blade 5 adopts the structure of orthodromes, wide-angle shape, improves air-flow area of contact under low wind speed, has improved wind energy utilization; Under high wind speed, rotating speed is relatively stable, has eliminated stall hidden danger.
Above an embodiment of the present utility model is had been described in detail, but the preferred embodiment that described content is only created for the utility model can not be considered to for limiting practical range of the present utility model.All any equivalent variations of doing according to the utility model application range, all should be still within patent covering scope of the present utility model.
Claims (7)
1. the wheeled axial flow type wind generator set of multiple fan blade, it is characterized in that, comprise moving runner, main shaft, supporting frame and empennage, described main shaft is fixed on support frame as described above, described moving runner and described empennage are individually fixed in the two ends of described main shaft, wherein said moving runner comprises a plurality of fan blades, interior retainer ring and outer retainer ring, the along the circumferential direction uniform arrangement of described a plurality of fan blade and be installed on described interior retainer ring and described outer retainer ring on, described interior retainer ring is fixed on described main shaft, described outer retainer ring is round table-like structure, constant or the evenly minimizing along the cross-sectional diameter size away from interior retainer ring described in the direction of described empennage, along the cross-sectional diameter away from outer retainer ring described in the direction of described empennage, evenly increase, described all fan blade circular arc directions are consistent, the leaf inclination direction of described all fan blades is consistent.
2. the wheeled axial flow type wind generator set of multiple fan blade as claimed in claim 1, is characterized in that: the round table-like structure that described outer retainer ring is hollow, the cross-sectional diameter of the cross-sectional diameter of its empennage end far away and nearly empennage end is than between 1.1:1 to 1.5:1.
3. the wheeled axial flow type wind generator set of multiple fan blade as claimed in claim 2, is characterized in that: described interior retainer ring is that equal diameter is columnar structured.
4. the wheeled axial flow type wind generator set of multiple fan blade as claimed in claim 2, is characterized in that: described interior retainer ring is round table-like structure.
5. the wheeled axial flow type wind generator set of multiple fan blade as claimed in claim 1, is characterized in that: the leaf inclination angle of described fan blade is 30 °～60 °.
6. the wheeled axial flow type wind generator set of multiple fan blade as claimed in claim 2, is characterized in that: the leaf inclination angle of described fan blade is 45 °.
7. the wheeled axial flow type wind generator set of multiple fan blade as claimed in claim 1, is characterized in that: described empennage comprises four equally distributed empennage fan blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384195.XU CN203948224U (en) | 2014-07-11 | 2014-07-11 | The wheeled axial flow type wind generator set of a kind of multiple fan blade |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384195.XU CN203948224U (en) | 2014-07-11 | 2014-07-11 | The wheeled axial flow type wind generator set of a kind of multiple fan blade |
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| CN203948224U true CN203948224U (en) | 2014-11-19 |
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| CN201420384195.XU Expired - Fee Related CN203948224U (en) | 2014-07-11 | 2014-07-11 | The wheeled axial flow type wind generator set of a kind of multiple fan blade |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791188A (en) * | 2015-05-04 | 2015-07-22 | 苏州常实工业设备有限公司 | Self-steering axial flow type wind power generating device suitable for expressway |
| CN104819103A (en) * | 2015-05-04 | 2015-08-05 | 苏州常实工业设备有限公司 | Coaxial wheel type wind power generation device used for expressway |
| CN105604803A (en) * | 2016-01-18 | 2016-05-25 | 深圳市普源恒通新能源汽车科技有限责任公司 | Automatic following wind power generation device |
| CN106704091A (en) * | 2016-10-28 | 2017-05-24 | 河海大学 | Blade used for wind power water lifting machine and provided with gurney flaps and wind wheel |
| CN106762390A (en) * | 2016-12-29 | 2017-05-31 | 湖南省正侃水力水电研发有限公司 | New leafy more piece fan blade and its wind-driven generator |
| WO2019184181A1 (en) * | 2018-03-30 | 2019-10-03 | 新疆金风科技股份有限公司 | Wind turbine group, leveling device, and leveling control method, device and system |
-
2014
- 2014-07-11 CN CN201420384195.XU patent/CN203948224U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791188A (en) * | 2015-05-04 | 2015-07-22 | 苏州常实工业设备有限公司 | Self-steering axial flow type wind power generating device suitable for expressway |
| CN104819103A (en) * | 2015-05-04 | 2015-08-05 | 苏州常实工业设备有限公司 | Coaxial wheel type wind power generation device used for expressway |
| CN105604803A (en) * | 2016-01-18 | 2016-05-25 | 深圳市普源恒通新能源汽车科技有限责任公司 | Automatic following wind power generation device |
| CN106704091A (en) * | 2016-10-28 | 2017-05-24 | 河海大学 | Blade used for wind power water lifting machine and provided with gurney flaps and wind wheel |
| CN106762390A (en) * | 2016-12-29 | 2017-05-31 | 湖南省正侃水力水电研发有限公司 | New leafy more piece fan blade and its wind-driven generator |
| WO2019184181A1 (en) * | 2018-03-30 | 2019-10-03 | 新疆金风科技股份有限公司 | Wind turbine group, leveling device, and leveling control method, device and system |
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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: 20141119 Termination date: 20190711 |
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| CF01 | Termination of patent right due to non-payment of annual fee |