CN205001121U - Utilize wind wheel structure of freewheel clutch transmission moment of torsion among aerogenerator - Google Patents
Utilize wind wheel structure of freewheel clutch transmission moment of torsion among aerogenerator Download PDFInfo
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- CN205001121U CN205001121U CN201520688187.9U CN201520688187U CN205001121U CN 205001121 U CN205001121 U CN 205001121U CN 201520688187 U CN201520688187 U CN 201520688187U CN 205001121 U CN205001121 U CN 205001121U
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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 belongs to the technical field of the wind power generation technique and specifically relates to an utilize wind wheel structure of freewheel clutch transmission moment of torsion among aerogenerator, including H type fan blade and S type fan blade, H type fan blade is installed at H type fan blade spindle, S type fan blade is installed at S type fan blade spindle, S type fan blade is located the inside of H type fan blade, S type fan blade dabber passes through the bearing and freewheel clutch is connected with H type fan blade dabber. The utility model overcomes H type fan hangs down the poor problem of wind speed startability, improves the startability under the low wind speed circumstances, the generation performance of fan under the low wind speed of great improvement through the integrated configuration, horizontal pole on the support supports the fan blade on the one hand, and on the other hand protection fan blade is not broken at the wind -force within range of regulation, prolongs the life of fan blade, reduces cost of maintenance, the circular frame of installation mainly is the overall stability who adjusts the horizontal pole on the horizontal pole, and bending resistance, the reduction fan blade of reinforcing horizontal pole vibrate, prolongs the life of fan blade.
Description
Technical field
The utility model relates to technical field of wind power generation, utilizes the wind wheel structure of free wheel device transmitting torque in especially a kind of wind-driven generator.
Background technique
Along with the exhaustion day by day of global chemical energy source, wind-power electricity generation, as the clean free of contamination renewable energy sources of one, likely becomes important alternative energy source in long term.Same level axis wind power generator is compared, and it is high that vertical axis aerogenerator has wind energy utilization, and pneumatic wind speed is low, does not substantially produce the advantages such as noise, is familiar with by people gradually and payes attention to, having market application foreground widely.Existing vertical wind power generator can be divided into two main Types, and a class utilizes aerodynamical resistance market, and typical structure is S type wind wheel; Another kind of is utilize the lift of aerofoil profile to do work, and most typical is the Darrieus.But the high low wind speed difficulty in starting of lift-type fan efficiency, and the low wind speed of resistance type blower fan easily starts but fan efficiency is low, therefore, existing vertical axis aerogenerator also has the following disadvantages: 1, during generating, needs enough large wind-force wind wheel to rotate; 2, in the presence of a harsh environment, the tolerance of wind wheel is weak, and working life is short, and maintenance cost is high.
Summary of the invention
The purpose of this utility model is: overcome deficiency of the prior art, provides the wind wheel structure utilizing free wheel device transmitting torque in the wind-driven generator of a kind of reasonable in design, long service life.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
The wind wheel structure of free wheel device transmitting torque is utilized in a kind of wind-driven generator, comprise H type fan blade and S type fan blade, described H type fan blade is arranged on H type fan blade mandrel, described S type fan blade is arranged on S type fan blade mandrel, described S type fan blade is positioned at the inside of H type fan blade, and described S type fan blade mandrel is connected with H type fan blade mandrel with free wheel device by bearing.
Further, described H type fan blade mandrel has flange, and described H type fan blade is fixed on flange by H type blade support and bolt washer.
Further, described H type blade support has upper and lower two, and described H type blade support comprises some cross bars, and described cross bar is bolted on the flange of H type fan blade mandrel, described cross bar is connected with brace by bolt, and described cross bar, brace are connected with H type fan blade by bolt.
Further, be provided with a circular frame by bolt between described cross bar, cross bar is circumferentially being uniformly distributed.
Further, described S type fan blade is connected with S type fan blade mandrel by S type fan blade anchor ear and screw gasket.
The beneficial effect of employing the technical solution of the utility model is:
1, H type fan blade and S type fan blade are combinationally used in the utility model, when H type wind speed round is lower than S type, S type wind wheel can provide extra torque power for H type wind wheel, is particularly suitable for the startup of H type wind wheel; When H type wind speed round is higher than S type, between mandrel can be automatically-unhooked, H type wind wheel can not be affected.This kind of structure mainly overcome H type blower fan low wind speed startability poor, improve the startability under low wind conditions by composite structure, greatly improve the power generation performance of blower fan under low wind speed.
2, the cross bar on the utility model medium-height trestle supports fan blade on the one hand, and protection fan blade is not fractureed in the wind ranges of regulation on the other hand, extends the working life of fan blade, reduces maintenance cost; Circular frame installed by cross bar, mainly adjusts the global stability of cross bar, strengthen the resistance to bending of cross bar, reduce fan blade vibration, extend the working life of fan blade.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of H type fan blade mandrel and S type fan blade mandrel in the utility model;
Fig. 3 is the structural representation of H type blade support in the utility model
In figure: 1 is H type fan blade, and 2 is H type blade support and screw gasket, and 3 is flange, 4 is H type fan blade mandrel, 5 is S type fan blade mandrel, and 6 is S type fan blade, and 7 is S type fan blade anchor ear and screw gasket, and 8 is bearing, 9 is free wheel device, and 10 is bolt and packing ring, and 11 is cross bar, and 12 is circular frame
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, the wind wheel structure of free wheel device transmitting torque is utilized in a kind of wind-driven generator, comprise H type fan blade 1 and S type fan blade 6, described H type fan blade 1 is arranged on H type fan blade mandrel 4, described S type fan blade 6 is arranged on S type fan blade mandrel 5, described S type fan blade 6 is positioned at the inside of H type fan blade 1, and described S type fan blade mandrel 5 is connected with H type fan blade mandrel 4 with free wheel device 9 by bearing 8.
When H type wind speed round is lower than S type, S type wind wheel can provide extra torque power for H type wind wheel, is particularly suitable for the startup of H type wind wheel; When H type wind speed round is higher than S type, between mandrel can be automatically-unhooked, H type wind wheel can not be affected.This kind of structure mainly overcome H type blower fan low wind speed startability poor, improve the startability under low wind conditions by composite structure, greatly improve the power generation performance of blower fan under low wind speed.
Preferably, described H type fan blade mandrel 4 has flange 3, and described H type fan blade 1 is fixed on flange 3 by H type blade support and bolt washer 2.Adopt this structure, H type fan blade 1 is more stable, easy for installation with the connection of H type fan blade mandrel 4, long service life.
Preferably, as shown in Figure 3, described H type blade support has upper and lower two, described H type blade support comprises some cross bars 11, described cross bar 11 is bolted on the flange 3 of H type fan blade mandrel 4, described cross bar 11 is connected with brace by bolt, and described cross bar 11, brace are connected with H type fan blade 1 by bolt.Cross bar 11 1 aspect supports fan blade, and protection fan blade is not fractureed in the wind ranges of regulation on the other hand, extends the working life of fan blade, reduces maintenance cost.
Preferably, be provided with a circular frame 12 by bolt between described cross bar 11, cross bar 11 is circumferentially being uniformly distributed.Cross bar 11 installed circular frame 12, mainly adjusts the global stability of cross bar 11, strengthen the resistance to bending of cross bar 11, reduce fan blade vibration, extend the working life of fan blade.
Preferably, described S type fan blade 6 is connected with S type fan blade mandrel 5 by S type fan blade anchor ear and screw gasket 7.Adopt this structure, the connection between S type fan blade 6 and S type fan blade mandrel 5 is more stable.
The above; be only embodiment of the present utility model; protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should define with claim is as the criterion.
Claims (5)
1. in a wind-driven generator, utilize the wind wheel structure of free wheel device transmitting torque, it is characterized in that: comprise H type fan blade and S type fan blade, described H type fan blade is arranged on H type fan blade mandrel, described S type fan blade is arranged on S type fan blade mandrel, described S type fan blade is positioned at the inside of H type fan blade, and described S type fan blade mandrel is connected with H type fan blade mandrel with free wheel device by bearing.
2. utilize the wind wheel structure of free wheel device transmitting torque in a kind of wind-driven generator according to claim 1, it is characterized in that: described H type fan blade mandrel has flange, and described H type fan blade is fixed on flange by H type blade support and bolt washer.
3. in a kind of wind-driven generator according to claim 2, utilize the wind wheel structure of free wheel device transmitting torque, it is characterized in that: described H type blade support has upper and lower two, described H type blade support comprises some cross bars, described cross bar is bolted on the flange of H type fan blade mandrel, described cross bar is connected with brace by bolt, and described cross bar, brace are connected with H type fan blade by bolt.
4. utilize the wind wheel structure of free wheel device transmitting torque in a kind of wind-driven generator according to claim 3, it is characterized in that: be provided with a circular frame by bolt between described cross bar, cross bar is circumferentially being uniformly distributed.
5. utilize the wind wheel structure of free wheel device transmitting torque in a kind of wind-driven generator according to claim 1, it is characterized in that: described S type fan blade is connected with S type fan blade mandrel by S type fan blade anchor ear and screw gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520688187.9U CN205001121U (en) | 2015-09-07 | 2015-09-07 | Utilize wind wheel structure of freewheel clutch transmission moment of torsion among aerogenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520688187.9U CN205001121U (en) | 2015-09-07 | 2015-09-07 | Utilize wind wheel structure of freewheel clutch transmission moment of torsion among aerogenerator |
Publications (1)
| Publication Number | Publication Date |
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| CN205001121U true CN205001121U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520688187.9U Active CN205001121U (en) | 2015-09-07 | 2015-09-07 | Utilize wind wheel structure of freewheel clutch transmission moment of torsion among aerogenerator |
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| CN (1) | CN205001121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499579A (en) * | 2015-09-07 | 2017-03-15 | 江苏中创华俊新能源设备科技股份有限公司 | In a kind of wind-driven generator using freewheel clutch transmitting torque wind wheel structure |
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2015
- 2015-09-07 CN CN201520688187.9U patent/CN205001121U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499579A (en) * | 2015-09-07 | 2017-03-15 | 江苏中创华俊新能源设备科技股份有限公司 | In a kind of wind-driven generator using freewheel clutch transmitting torque wind wheel structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |