CN215486356U - A font fan blade subassembly for vertical axis wind power generation - Google Patents
A font fan blade subassembly for vertical axis wind power generation Download PDFInfo
- Publication number
- CN215486356U CN215486356U CN202121700180.6U CN202121700180U CN215486356U CN 215486356 U CN215486356 U CN 215486356U CN 202121700180 U CN202121700180 U CN 202121700180U CN 215486356 U CN215486356 U CN 215486356U
- Authority
- CN
- China
- Prior art keywords
- connecting body
- fan blade
- connector
- arc portion
- circular arc
- Prior art date
- 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.)
- Active
Links
Images
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
- Y02E10/728—Onshore wind turbines
-
- 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
Landscapes
- Wind Motors (AREA)
Abstract
The utility model relates to an A-shaped fan blade assembly for vertical axis wind power generation, which comprises a fan blade shell and a plurality of A-shaped fan blades arranged on the outer circumference of the fan blade shell, wherein the A-shaped fan blades are uniformly distributed and are in an A-shaped structure from the outside to the direction of the fan blade shell; the A-shaped fan blade comprises a first connecting body, a second connecting body, a third connecting body and a fourth connecting body, wherein the first connecting body and the second connecting body are arranged in an axial symmetry mode, the first connecting body, the second connecting body and the third connecting body form an A-shaped structure, one end of the fourth connecting body is connected to the position of the joint of the first connecting body and the second connecting body, and the other end of the fourth connecting body vertically passes through the third connecting body and is fixedly connected with the fan blade shell through a bolt. The utility model has the following advantages: the connection stability between the fan blades and the fan blade shell is ensured, and meanwhile, the quick air induction and quick air discharge can be realized, so that the utilization rate of wind energy is ensured.
Description
The technical field is as follows:
the utility model belongs to the field of wind power generation, and particularly relates to an A-shaped fan blade assembly for vertical axis wind power generation.
Background art:
the vertical axis wind power generator is a novel wind power generator, and because the vertical axis wind power generator applies a special aerodynamic principle, the generated energy is larger when the vertical axis wind power generator operates at low wind speed, and the development of the technology is that the vertical axis wind power generator is gradually known and valued again by people due to the advantages of advanced design method, high wind energy utilization rate, low starting wind speed, basically no noise generation and the like, and has wide market application prospect.
The conventional fan blade structure for vertical axis wind power generation is large, and in order to ensure the connection stability of the fan blade and the fan blade shell, more connecting rods are usually arranged on the fan blade shell, so that the installation convenience is poor, the structural weight is large, and once the wind speed is large, the connection stability between the fan blade and the fan blade shell cannot be ensured, and the fan blade shakes, so that the wind energy utilization rate is influenced.
The utility model has the following contents:
the utility model aims to overcome the defects and provide the A-shaped fan blade assembly for vertical axis wind power generation, so that the connection stability between the fan blade and the fan blade shell is ensured, quick air induction and quick air discharge can be realized, and the wind energy utilization rate is ensured.
The purpose of the utility model is realized through the following technical scheme: a-shaped fan blade assembly for vertical axis wind power generation comprises a fan blade shell and a plurality of A-shaped fan blades arranged on the outer circumference of the fan blade shell, wherein the A-shaped fan blades are uniformly distributed, and the A-shaped fan blades are in an A-shaped structure from the outside to the direction of the fan blade shell;
the A-shaped fan blade comprises a first connecting body, a second connecting body, a third connecting body and a fourth connecting body, wherein the first connecting body and the second connecting body are arranged in an axial symmetry mode, the first connecting body, the second connecting body and the third connecting body form an A-shaped structure, one end of the fourth connecting body is connected to the position of the joint of the first connecting body and the second connecting body, and the other end of the fourth connecting body vertically passes through the third connecting body and is fixedly connected with the fan blade shell through a bolt.
The utility model is further improved in that: first connector all includes circular arc portion an and circular arc portion b with the second connector, circular arc portion an sets up in opposite directions with circular arc portion b's opening direction, circular arc portion an's one end is connected with circular arc portion b's one end, and circular arc portion an and connector b junction form have the first point somatic part that reduces the resistance of unloading wind, circular arc portion an's other end protrusion in circular arc portion b's the other end, circular arc portion an and the inside induced air groove that forms of circular arc portion b, the induced air inslot has a plurality of evenly distributed's supporting part.
The utility model is further improved in that: the third connecting body is of a frame structure, and the top end of the third connecting body is provided with a second pointed part for reducing wind discharging resistance.
The utility model is further improved in that: the fourth connecting body is of a frame structure, and the top end of the fourth connecting body is provided with a third tip part for reducing wind discharging resistance.
The utility model is further improved in that: the terminal surface that the third connector deviates from the second point portion is the open face, and the terminal surface that the fourth connector deviates from the third point portion is the open face, and one side that third connector, fourth connector are located the open face has a plurality of strengthening rib pieces.
The utility model is further improved in that: the first connector, the second connector, the third connector and the fourth connector are of an integrated forming structure.
Compared with the prior art, the utility model has the following advantages:
1. according to the wind driven generator, the fan blades of the A-shaped structure are adopted, and meanwhile, the connection position between the A-shaped fan blades and the fan blade shell enables the position where the first connecting body is connected with the second connecting body to be a high wind speed driving area, the middle position of the A-shaped fan blades is a medium wind speed driving area, the position, close to the fan blade shell, of the A-shaped fan blades is a low wind speed driving area, wind power is concentrated at the connection position of the first connecting body and the second connecting body, and therefore the wind energy utilization rate is improved; secondly, the A-shaped fan blade adopts a first connecting body, a second connecting body, a third connecting body and a fourth connecting body which are connected with each other, and the connecting parts are buckled with each other in a ring mode, so that the connecting stability is improved, the structure is light, and the wind energy utilization rate is further improved.
2. First connector, arc portion an on the second connector is longer than arc portion b, thereby form the induced air groove of the induced air of being convenient for, and first connector, first sharp body portion on the second connector can realize unloading wind fast, second sharp body portion on third connector and the fourth connector like this, third sharp body portion all has the effect of unloading wind fast, thereby make whole A font fan blade rotate the effect that the in-process has quick induced air and unloads wind fast, when external wind-force is great, A font fan blade takes place the shake phenomenon at the rotation in-process is avoided to this kind of structure, thereby wind energy utilization has been improved.
Description of the drawings:
fig. 1 is a schematic structural diagram of an a-shaped fan blade assembly for vertical axis wind power generation according to the present invention.
Fig. 2 is a schematic structural view of the a-shaped fan blade in the top view direction in fig. 1.
Fig. 3 is a schematic structural view of the fan blade in the bottom view direction in the shape of a letter a in fig. 1.
Reference numbers in the figures:
1-a fan blade shell and 2-A-shaped fan blades;
21-a first linker, 22-a second linker, 23-a third linker, 24-a fourth linker;
211-arc part a, 212-arc part b, 213-first pointed part, 214-wind guide groove, 215-supporting part;
231-second pointed portions, 241-third pointed portions, 242-reinforcing rib pieces.
The specific implementation mode is as follows:
for the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship, such as one based on the drawings, are used only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the structure or unit indicated must have a specific orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise specified and limited, terms such as "connected," "provided," "having," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, or directly connected, and may be connected through an intermediate medium, so that those skilled in the art can understand the basic meaning of the above terms in the present invention according to specific situations.
Fig. 1 shows an embodiment of an a-shaped fan blade assembly for vertical axis wind power generation according to the present invention, which includes a fan blade housing 1 and a plurality of a-shaped fan blades 2 disposed on an outer circumference of the fan blade housing 1, wherein the plurality of a-shaped fan blades 2 are uniformly distributed, and the a-shaped fan blades 2 are in an a-shaped structure from the outside to the fan blade housing 1;
as shown in fig. 2 and 3, the a-shaped fan blade 2 includes a first connecting body 21, a second connecting body 22, a third connecting body 23, and a fourth connecting body 24, the first connecting body 21 and the second connecting body 22 are disposed in axial symmetry, the first connecting body 21, the second connecting body 22, and the third connecting body 23 form an a-shaped structure, one end of the fourth connecting body 24 is connected to a joint of the first connecting body 21 and the second connecting body 22, and the other end of the fourth connecting body 24 vertically passes through the third connecting body 23 and is fixedly connected to the fan blade housing 1 through a bolt.
According to the utility model, the fan blade with the A-shaped structure is adopted, and meanwhile, the connection position between the A-shaped fan blade 2 and the fan blade shell 1 is adopted, so that the position where the first connecting body 21 is connected with the second connecting body 22 is a high-wind-speed driving area, the middle position of the A-shaped fan blade 2 is a medium-wind-speed driving area, the position of the A-shaped fan blade 2 close to the fan blade shell 1 is a low-wind-speed driving area, and wind power is concentrated at the connection position of the first connecting body 21 and the second connecting body 22, so that the wind energy utilization rate is improved; secondly, the A-shaped fan blade 2 adopts a first connecting body 21, a second connecting body 22, a third connecting body 23 and a fourth connecting body 24 which are connected with each other, and the connecting parts are buckled with each other in a ring mode, so that the connecting stability is improved, the structure is light, and the wind energy utilization rate is further improved.
One step more, first connector 21 and second connector 22 all include arc portion a211 and arc portion b212, arc portion a211 sets up with arc portion b 212's opening direction in opposite directions, the one end of arc portion a211 is connected with the one end of arc portion b212, and arc portion a211 and connector b212 junction form have the first pointed portion 213 that reduces the resistance of unloading wind, the other end protrusion in arc portion b 212's of arc portion a211 other end, arc portion a211 and the inside induced air groove 214 that forms of arc portion b212, induced air groove 214 has a plurality of evenly distributed's supporting part 215.
In a new step, the third connecting body 23 is a frame structure, and the top end of the third connecting body 23 has a second tip portion 231 for reducing the wind discharging resistance.
In a new step, the fourth connecting body 24 is a frame structure, and the top end of the fourth connecting body 24 has a third tip portion 241 for reducing wind discharging resistance.
In this application, the first connector 21, the arc portion a211 on the second connector 22 is longer than the arc portion b212, thereby form the induced air groove 214 convenient for induced air, and the first connector 21, the first sharp somatic part 213 on the second connector 22 can realize unloading wind fast, the third connector 23 and the second sharp somatic part 231 on the fourth connector 24, the third sharp somatic part 241 all have the effect of unloading wind fast similarly, thereby make whole a font fan blade 2 have the effect of quick induced air and unloading wind fast in the rotation process, when external wind is great, a font fan blade 2 takes place the shake phenomenon in the rotation process is avoided to this kind of structure, thereby wind energy utilization has been improved.
In a new step, the end surface of the third connecting body 23 facing away from the second pointed body 231 is an open surface, the end surface of the fourth connecting body 24 facing away from the third pointed body 241 is an open surface, and one side of the open surface of the third connecting body 23 and the fourth connecting body 24 is provided with a plurality of reinforcing rib pieces 242.
In this application, first connector 21, second connector 22, third connector 23 and fourth connector all adopt the frame construction of inside hollow, make its structure light, improve wind energy utilization and rate, the setting of strengthening rib piece 242 and supporting part 214 plays good support firm effect simultaneously, makes the structure firm.
In a new step, the first connecting body 21, the second connecting body 22, the third connecting body 23 and the fourth connecting body 24 are integrally formed.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only for the purpose of illustrating the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A font fan blade subassembly for vertical axis wind power generation which characterized in that: the fan blade comprises a fan blade shell and a plurality of A-shaped fan blades arranged on the outer circumference of the fan blade shell, wherein the A-shaped fan blades are uniformly distributed, and the A-shaped fan blades are in an A-shaped structure from the outside to the fan blade shell;
the A-shaped fan blade comprises a first connecting body, a second connecting body, a third connecting body and a fourth connecting body, wherein the first connecting body and the second connecting body are arranged in an axial symmetry mode, the first connecting body, the second connecting body and the third connecting body form an A-shaped structure, one end of the fourth connecting body is connected to the position of the joint of the first connecting body and the second connecting body, and the other end of the fourth connecting body vertically passes through the third connecting body and is fixedly connected with the fan blade shell through a bolt.
2. The A-shaped fan blade assembly for the vertical axis wind power generation according to claim 1, wherein: first connector all includes circular arc portion an and circular arc portion b with the second connector, circular arc portion an sets up in opposite directions with circular arc portion b's opening direction, circular arc portion an's one end is connected with circular arc portion b's one end, and circular arc portion an and connector b junction form have the first point somatic part that reduces the resistance of unloading wind, circular arc portion an's other end protrusion in circular arc portion b's the other end, circular arc portion an and the inside induced air groove that forms of circular arc portion b, the induced air inslot has a plurality of evenly distributed's supporting part.
3. The A-shaped fan blade assembly for the vertical axis wind power generation according to claim 2, wherein: the third connecting body is of a frame structure, and the top end of the third connecting body is provided with a second pointed part for reducing wind discharging resistance.
4. The A-shaped fan blade assembly for the vertical axis wind power generation according to claim 3, wherein: the fourth connecting body is of a frame structure, and the top end of the fourth connecting body is provided with a third tip part for reducing wind discharging resistance.
5. The A-shaped fan blade assembly for the vertical axis wind power generation according to claim 4, wherein: the terminal surface that the third connector deviates from the second point body is the face of opening, the terminal surface that the fourth connector deviates from the third point body is the face of opening, one side that third connector, fourth connector are located the face of opening has a plurality of strengthening rib pieces.
6. The A-shaped fan blade assembly for the vertical axis wind power generation according to any one of claims 1 to 4, wherein: the first connector, the second connector, the third connector and the fourth connector are of an integrated forming structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121700180.6U CN215486356U (en) | 2021-07-26 | 2021-07-26 | A font fan blade subassembly for vertical axis wind power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121700180.6U CN215486356U (en) | 2021-07-26 | 2021-07-26 | A font fan blade subassembly for vertical axis wind power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215486356U true CN215486356U (en) | 2022-01-11 |
Family
ID=79751737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121700180.6U Active CN215486356U (en) | 2021-07-26 | 2021-07-26 | A font fan blade subassembly for vertical axis wind power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215486356U (en) |
-
2021
- 2021-07-26 CN CN202121700180.6U patent/CN215486356U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102022259B (en) | Lift-to-drag blending wing plate type vertical axis wind wheel | |
| CN103603766A (en) | Wind wheel with variable blades and attack angles | |
| CN103670918A (en) | Fan blade and wind turbine | |
| US20150118053A1 (en) | High efficiency vertical axis wind turbine apparatus | |
| CN215486356U (en) | A font fan blade subassembly for vertical axis wind power generation | |
| JP2013519022A (en) | High efficiency, high power vertical axis wind power generator | |
| CN208546266U (en) | A kind of turbo-type vertical shaft electromagnetism wind energy collecting device | |
| CN104033332A (en) | Vertical-axis wind power generation device | |
| CN201593480U (en) | Wind turbine blade | |
| CN100455822C (en) | Radiating fan and its frame structure | |
| JP2007107483A (en) | Straight wing vertical axis windmill | |
| CN201865841U (en) | Lift-drag fused wing plate type vertical axis wind wheel | |
| CN201187416Y (en) | High-efficiency wind power generator | |
| JP2015113775A (en) | Vertical shaft wind turbine | |
| CN211666842U (en) | Efficient vertical axis wind turbine and blade thereof | |
| CN210343620U (en) | Shafting structure of direct-drive wind driven generator | |
| CN212272440U (en) | Vertical shaft transverse fan blade mechanism stable in connection | |
| CN218934606U (en) | Vertical axis wind turbine blade set with main and auxiliary resistance type blades | |
| CN202560460U (en) | Vertical-shaft wind driven generator wind blade | |
| CN213175921U (en) | Rotating assembly of vertical shaft generator set | |
| CN110594091A (en) | Efficient vertical axis wind turbine and blade thereof | |
| CN103161684B (en) | A kind of turbine turbofan structure | |
| CN219865331U (en) | Novel wind driven generator | |
| CN214577524U (en) | Horizontal shaft permanent magnet direct-drive wind power generation system of speed-increasing pipe barrel | |
| CN216975113U (en) | Fan blade assembly of tower crane type wind driven generator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |