CN209654170U - A kind of wind-power electricity generation tree system - Google Patents
A kind of wind-power electricity generation tree system Download PDFInfo
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- CN209654170U CN209654170U CN201821819547.4U CN201821819547U CN209654170U CN 209654170 U CN209654170 U CN 209654170U CN 201821819547 U CN201821819547 U CN 201821819547U CN 209654170 U CN209654170 U CN 209654170U
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- wind
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- generation tree
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- blade
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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
- Y02E10/728—Onshore wind turbines
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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 wind power generation field, more particularly to a kind of wind-power electricity generation tree system, including being fixed on the base the main shaft as power generation tree trunk, the main shaft is equipped with fulcrum of the multilayer as power generation tree branch, the fulcrum is equipped with multiple wind-driven generators as power generation tree leaf, the wind-driven generator includes power generation blade, and the power generation blade includes blade body, and blade body two sides central symmetry is equipped with one or more concave notches.The beneficial effects of the utility model are: the utility model provides a kind of wind-power electricity generation tree system, by the way that multiple micro wind turbine generators are arranged according to tree, since each wind-driven generator figure is smaller, in gentle breeze, blade can rotate, and realize power generation.
Description
Technical field
The utility model belongs to wind power generation field, and in particular to a kind of wind-power electricity generation tree system.
Background technique
The energy is basis and the essential condition of human social economy's progress.For a long time, with coal, petroleum, natural
Energy system based on the fossil fuels such as gas has pushed the development of human society, however the above-mentioned energy is non-renewable energy
Source, long period of development cause lack of energy, seriously restrict the further development of the mankind.Wind-power electricity generation is green, renewable cleaning
The energy is the kinetic energy of wind to be transformed into mechanical kinetic energy, then mechanical energy is converted into the device of electric power kinetic energy.But traditional wind-force hair
Motor volume is big, noise is big, it is high to require wind-force, general to require to be not less than 5m/s, be difficult to be installed to farmland and it is coastal other than
Place, these factors limit further applying for wind-power electricity generation.
Utility model content
To solve the above-mentioned problems, the purpose of the utility model is to provide a kind of wind-power electricity generation tree systems, reduce traditional wind
Breeze wind is realized in the requirement that power generates electricity to wind-force, environment.
The utility model provides the following technical solution:
A kind of wind-power electricity generation tree system is set on the main shaft including being fixed on the base the main shaft as power generation tree trunk
There is fulcrum of the multilayer as power generation tree branch, the fulcrum is equipped with multiple wind-driven generators as power generation tree leaf, described
Wind-driven generator includes power generation blade, and the power generation blade includes blade body, and the blade body two sides are symmetrically arranged with one
Or multiple concave notches.
Preferably, the blade body includes multiple blades being sequentially connected from top to bottom, the blades upper and lower two
Side is respectively equipped with the honeycomb screen with horizontal direction parallel.
Preferably, the honeycomb screen of two sides is oppositely arranged with the wind guide strip having for guiding wind-force, institute above and below the blades
The section for stating blade body is S-shaped, and the air-guiding aisle of S-shaped is formed between the adjacent honeycomb screen of two sides up and down.
Preferably, the length of the blade body is A, width B, is highly H, A:B 1/3-1, H:B 2-4.
Preferably, the height of the concave notch is h, length l, h:l 1/6-1/2.
Preferably, the concave notch is symmetricly set on blade body two sides of the bottom along blade body axis center.
Preferably, the wind-driven generator further includes power generator, pedestal, shaft and quick access component, described shaft one end
Be connected with power generator, the other end is connected with base bottom, pass through quick access component and blade body bottom phase at the top of the pedestal
Even.
Preferably, the quick access component includes the female connector being fixed at the top of pedestal and is fixed on blade body bottom
Pin end, the pin end are equipped with public fixture block and public groove, and it is recessed that the female connector is equipped with the mother being mutually clamped with male fixture block
Slot, is additionally provided with the master card block being mutually clamped with public groove on the female connector, the direction of rotation when quick access component clamping with
Direction of rotation when blade body works is opposite.
Preferably, the public groove is equipped with protrusion, and the master card block is equipped with the notch being mutually clamped with the protrusion.
Preferably, the quick access component is equipped with 2-6 and is in be uniformly arranged
The beneficial effects of the utility model are:
1, the utility model provides a kind of wind-power electricity generation tree system, by by multiple micro wind turbine generators according to tree-shaped
Structure is arranged, and since each wind-driven generator figure is smaller, in gentle breeze, blade can rotate, and realizes hair
Electricity.
2, the utility model blade body two sides central symmetry is equipped with one or more concave notches, in wind power generation blade
In the process of running, after wind-force flows through blade, due to the presence of concave indentation, the intrinsic frequency of blade, the stream of formation have been upset
Dynamic more steady, eddy region is smaller, and vibrating noise substantially reduces, greatly improvement use environment.
3, the honeycomb screen of the utility model blades two sides up and down is oppositely arranged with the wind guide strip having for guiding wind-force, such as
Shown in Fig. 4, when wind-force enters the region that blades, honeycomb screen and wind guide strip surround, since area defined is in closed, In
In area defined, wind speed sharply declines, and the kinetic energy of wind is transformed into static energy, effectively raises energy conversion efficiency, phase
Two adjacent wind guide strips mutually form curved region, and when wind is into curved region excessively, wind speed equally can sharply decline, wind
Kinetic energy is transformed into static energy.
4, the power generator of the utility model blade composition can be used multiple groups in parallel, series connection or and be used in combination, can
Applied to the stabilization gentle breeze region of the formation between urban viaduct lower section, city square, cell high building and high building, greatly reduce pair
Wind-force requirement.When multiple groups are used in combination, in identical bulk, generating efficiency is higher.
Detailed description of the invention
Figure 1A is the structural schematic diagram one of wind-power electricity generation tree；
Figure 1B is the structural schematic diagram two of wind-power electricity generation tree；
Fig. 2 is the structural schematic diagram one of wind-driven generator；
Fig. 3 is the structural schematic diagram two of wind-driven generator；
Fig. 4 is the C-C figure of Fig. 2；
Fig. 5 is the cross-sectional view of two adjacent blades, wherein arrow represents the flow direction of wind；
Fig. 6 is the structural scheme of mechanism of blade body；
Fig. 7 A is the structural schematic diagram of pin end；
Fig. 7 B is the structural schematic diagram of female connector；
Fig. 8 A is the air velocity motion pattern for the power generation blade that bottom is equipped with concave indentation；
Fig. 8 B is the air velocity motion pattern of the power generation blade of common power generation blade；
Fig. 9 A is the air velocity cloud atlas for the power generation blade that bottom is equipped with concave indentation；
Fig. 9 B is the air velocity cloud atlas of the power generation blade of common power generation blade.
Attached meaning marked in the figure is as follows:
1- power generator 2- pedestal 3- shaft 4- blade body 41- blades 42- honeycomb screen 43- wind guide strip 5-
The male fixture block 522- of quick access component 51- female connector mother 511- groove 512- master card block 513- notch 52- pin end 521- is male
Groove 523- protrusion 6- concave notch 7- pedestal 8- main shaft 9- fulcrum
Specific embodiment
The utility model is illustrated combined with specific embodiments below.
Embodiment 1
As shown in Figure 1A, 1B, 2,3, a kind of wind-power electricity generation tree system, including be fixed on pedestal 7 as power generation tree trunk
Main shaft 8, the main shaft 8 be equipped with multilayer as power generation tree branch fulcrum 9, the fulcrum 9 be equipped with it is multiple as generate electricity
The wind-driven generator of leaf is set, the wind-driven generator includes power generation blade, and the power generation blade includes blade body 4, described
4 two sides of blade body are symmetrically arranged with one or more concave notches 6.
Embodiment 2
On the basis of embodiment 1, as shown in Fig. 3,5,6, the cross section of the blade body 4 is S-type, the blade
Ontology 4 includes multiple blades 41 being sequentially connected from top to bottom, and about 41 two sides of blades are respectively equipped with and level side
To parallel honeycomb screen 42, one or more 41 two sides central symmetry of blades is equipped with concave notch 6, the blades 41
The honeycomb screen 42 of upper and lower two sides is oppositely arranged with the wind guide strip 43 having for guiding wind-force, the adjacent honeycomb screen of two sides up and down 42 it
Between formed S-shaped air-guiding aisle.
Embodiment 3
On the basis of embodiment 1, as shown in Fig. 2,5,6, the cross section of the blade body 4 is S-type, the blade
Ontology 4 includes multiple blades 41 being sequentially connected from top to bottom, and about 41 two sides of blades are respectively equipped with and level side
To parallel honeycomb screen 42, the 41 two sides central symmetry of blades positioned at 4 bottom of blade body is equipped with concave notch 6, the son
The honeycomb screen 42 of about 41 two sides of blade is oppositely arranged with the wind guide strip 43 having for guiding wind-force, and adjacent two sides up and down are whole
Flow the air-guiding aisle that S-shaped is formed between lattice 42.
Embodiment 4
On the basis of embodiment 2, honeycomb screen 42 is equipped with through-hole, and bolt passes through honeycomb screen 42 and connects adjacent blades
It is connected together.
Embodiment 5
On the basis of embodiment 1, as shown in Figure 2,3, the wind-driven generator further includes power generator 1, pedestal 2, turns
Axis 3, power generation blade and quick access component 5, described 3 one end of shaft is connected with power generator 1, the other end is connected with 2 bottom of pedestal,
It is connected by quick access component with 4 bottom of blade body at the top of the pedestal 2.
Embodiment 6
On the basis of embodiment 5, as shown in Fig. 2,7A, 7B, the quick access component 5 includes being fixed on 2 top of pedestal
Female connector 51 and the pin end 52 for being fixed on 4 bottom of blade body, the pin end 52 are equipped with public fixture block 521 and public groove
522, the female connector 51 is equipped with female groove 511 for being mutually clamped with male fixture block 521, be additionally provided on the female connector 51 with
The master card block 512 that public groove 522 is mutually clamped, when direction of rotation and blade body 1 when 5 clamping of quick access component work
Direction of rotation is opposite.
Embodiment 7
On the basis of embodiment 5, as shown in Fig. 7 A, 7B, the public affairs groove 522 is equipped with protrusion 523, the master card
Block 512 is equipped with the notch 513 being mutually clamped with the protrusion 523.
Embodiment 8
On the basis of embodiment 1, quick access component 6 is equipped with 4 and is in be uniformly arranged.
In order to which the power generation blade performance to the utility model is described further, the present embodiment designs two kinds of blades, a kind of
For the power generation blade of the utility model, two sides of the bottom are equipped with concave notch, and another kind is common power generation blade, and bottom does not have
There is concave indentation, numerical simulation is carried out to it respectively, obtains the air velocity motion pattern as shown in Fig. 8 A, 8B and Fig. 9 A, 9B institute
The air velocity cloud atlas shown.
From Fig. 8 A, 8B as can be seen that when air vertically passes through power generation blade, formed behind power generation blade
Two symmetrical whirlpools, this is theoretical consistent with fluid cylinder flow-disturbing, while demonstrating the accuracy of numerical simulation result.Compare
The fluid flow-disturbings of two kinds of power generation blades is it can be found that the bottom power generation blade flow-disturbing characteristic that is equipped with concave indentation is more uniform, warp
After crossing blade, air forms two stable whirlpools.And common power generation blade flow-disturbing, with respect to disorder, whirlpool is unstable.And it flows
The generation of whirlpool is one of the principal element that noise generates in body flow process, and therefore, the utility model is equipped with concave indentation
Environmental noise is advantageously reduced in power generation blade rotary course.
From in Fig. 9 A, 9B as can be seen that air from unlimited distance to power generation blade near, speed cloud atlas is more similar, stream
Body is more uniform.It is influenced by blade rotation, the flow field close to blade-section is changed, and is compared with and without concave notch
Power generation blade discovery, the power generation blade fluid flowing equipped with concave notch is more uniform, and without uniformly distributed higher-pressure region, tail portion flowing
It is more gentle, it further demonstrates in the power generation blade rotary course equipped with concave indentation and advantageously reduces environmental noise.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng
The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical
Within novel protection scope.
Claims (10)
1. a kind of wind-power electricity generation tree system, which is characterized in that including the main shaft being fixed on pedestal (7) as power generation tree trunk
(8), the main shaft (8) is equipped with fulcrum (9) of the multilayer as power generation tree branch, and the fulcrum (9) is equipped with multiple as hair
The wind-driven generator of electricity tree leaf, the wind-driven generator includes power generation blade, and the power generation blade includes blade body (4),
Blade body (4) two sides are symmetrically arranged with one or more concave notches (6).
2. a kind of wind-power electricity generation tree system according to claim 1, which is characterized in that the blade body (4) includes more
A blades (41) being sequentially connected from top to bottom, the blades (41) are respectively equipped with and horizontal direction parallel two sides up and down
Honeycomb screen (42).
3. a kind of wind-power electricity generation tree system according to claim 2, which is characterized in that the blades (41) two sides up and down
Honeycomb screen (42) be oppositely arranged with having for guiding the wind guide strip of wind-force (43), the section of the blade body (4) is S-shaped,
The air-guiding aisle of S-shaped is formed between the adjacent honeycomb screen of two sides up and down (42).
4. a kind of wind-power electricity generation tree system according to claim 1, which is characterized in that the length of the blade body (4)
For A, width B, be highly H, A:B 1/3-1, H:B 2-4.
5. a kind of wind-power electricity generation tree system according to claim 1, which is characterized in that the height of the concave notch (6)
For h, length l, h:l 1/6-1/2.
6. a kind of wind-power electricity generation tree system according to claim 1, which is characterized in that the concave notch (6) is along leaf
Piece ontology (4) axis center is symmetricly set on blade body (4) two sides of the bottom.
7. a kind of wind-power electricity generation tree system according to claim 1, which is characterized in that the wind-driven generator further includes hair
Electric installation (1), pedestal (2), shaft (3) and quick access component (5), described shaft (3) one end are connected with power generator (1), are another
End is connected with pedestal (2) bottom, is connected by quick access component with blade body bottom at the top of the pedestal (2).
8. a kind of wind-power electricity generation tree system according to claim 7, which is characterized in that the quick access component (5) includes solid
The female connector (51) that is scheduled at the top of pedestal (2) and the pin end (52) for being fixed on blade body (4) bottom, the pin end
(52) it is equipped with public fixture block (521) and public groove (522), the female connector (51) is equipped with and is mutually clamped with public fixture block (521)
Female groove (511), the master card block (512) being mutually clamped with public groove (522), the speed are additionally provided on the female connector (51)
Direction of rotation when direction of rotation when connected components (5) clamping works with blade body (4) is opposite.
9. a kind of wind-power electricity generation tree system according to claim 8, which is characterized in that the public affairs groove is equipped with protrusion,
The master card block is equipped with the notch being mutually clamped with the protrusion.
10. a kind of wind-power electricity generation tree system according to claim 7, which is characterized in that the quick access component (5) is equipped with 2-
6 and in being uniformly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821819547.4U CN209654170U (en) | 2018-11-06 | 2018-11-06 | A kind of wind-power electricity generation tree system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821819547.4U CN209654170U (en) | 2018-11-06 | 2018-11-06 | A kind of wind-power electricity generation tree system |
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| CN209654170U true CN209654170U (en) | 2019-11-19 |
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| CN201821819547.4U Active CN209654170U (en) | 2018-11-06 | 2018-11-06 | A kind of wind-power electricity generation tree system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611285A (en) * | 2018-11-06 | 2019-04-12 | 合肥工业大学 | A kind of wind-power electricity generation tree system |
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2018
- 2018-11-06 CN CN201821819547.4U patent/CN209654170U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611285A (en) * | 2018-11-06 | 2019-04-12 | 合肥工业大学 | A kind of wind-power electricity generation tree system |
| CN109611285B (en) * | 2018-11-06 | 2024-08-23 | 合肥工业大学 | Wind power generation tree system |
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