CN218266176U - Fan for wind power generation device - Google Patents
Fan for wind power generation device Download PDFInfo
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- CN218266176U CN218266176U CN202222745344.8U CN202222745344U CN218266176U CN 218266176 U CN218266176 U CN 218266176U CN 202222745344 U CN202222745344 U CN 202222745344U CN 218266176 U CN218266176 U CN 218266176U
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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 provides a fan for wind power generation set belongs to wind power generation technical field, wind power generation set still includes control assembly, fan blade subassembly, supporting component and stand, the lower extreme of fan is connected with control assembly's top, and fan blade subassembly is connected with the fan, and the lower extreme at control assembly is connected to the supporting component, and the stand is connected in supporting component's below, and fan and control assembly are located the cavity that fan blade subassembly encloses, the axis of fan and wind power generation set's dead in line. The fan includes rim plate and vortex blade, and certain angle is personally submitted with the level to the vortex blade, the increase with the lifting surface area of wind-force to the vortex blade takes place the rotation under wind-force effect, improves the generating efficiency. The vortex blade can discharge wind power from the upper part or the lower part of the fan blade assembly quickly, and the power generation efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of wind power generation, especially, relate to a fan for wind power generation set.
Background
The kinetic energy of wind is converted into mechanical kinetic energy, and then the mechanical energy is converted into electric kinetic energy, namely wind power generation. The principle of wind power generation is that wind power drives windmill blades to rotate, and then the rotating speed is increased through a speed increaser, so that a generator is promoted to generate electricity. According to the windmill technique, the generation of electricity can be started at a breeze speed of about three meters per second. Wind power generation is forming a hot tide around the world because it does not require the use of fuel and does not produce radiation or air pollution.
The utility model discloses a wind power generation set has been published in chinese utility model patent CN 112283038A, and this wind power generation set includes generator, gearbox and flywheel dish, and the generator setting is equipped with the connecting axle at the gearbox lower extreme on the gearbox, the flywheel dish setting on the connecting axle, and the connecting axle upper end is equipped with the fan device of a plurality of vertical settings, and the connecting axle passes through the axle sleeve with the fan device of connecting axle, and two fan devices adjacent from top to bottom pass through the axle sleeve and connect. Although the wind power generation device can realize the wind power generation function, the structure is complex, the weight is large, the wind resistance is increased, and the wind power generation efficiency is greatly influenced; when the wind speed is high, the generator is easy to damage; two fan devices which are adjacent up and down are connected through a shaft sleeve, so that the resistance of a rotating part is increased, and the power generation efficiency is reduced; the wind power generation device cannot realize breeze power generation, and the time for generating power in one year is short.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a fan for wind power generation set, the to-be-solved technical problem of the utility model is how to improve wind power generation's efficiency.
In order to solve the technical problem, the utility model provides a fan for a wind power generation device, which also comprises a control component, a fan blade component, a supporting component and a stand column;
the lower end of the fan is connected with the top of the control assembly, the fan blade assembly is connected with the fan, the support assembly is connected to the lower end of the control assembly, the upright post is connected below the support assembly, and the fan and the control assembly are located in a cavity surrounded by the fan blade assembly;
the axis of the fan is overlapped with the axis of the fan blade assembly, the axis of the fan is overlapped with the axis of the control assembly, and the axis of the fan is perpendicular to the horizontal plane.
Further, the fan comprises a wheel disc and vortex blades, wherein the axis of the wheel disc is perpendicular to the horizontal plane, and the vortex blades are connected to the edge of the wheel disc.
Further, the vortex blade is of a plate type structure, a certain angle is formed between the vortex blade and the horizontal plane, the stress area of the vortex blade and wind power is increased, and then the power generation efficiency is increased.
Further, the scroll blades are bolted around the disk.
Further, the control assembly comprises a generator, a transmission and a braking system, and the generator, the transmission and the braking system are connected with each other into a whole. In order to enable the wind power generation device to achieve a proper tip speed ratio, the rotating speed of the wheel disc is controlled within a certain rotating speed, meanwhile, the actual rotating speed of the generator cannot exceed the specified rotating speed, and the connecting rotating speeds of the wind power generation device and the generator can be controlled within respective effective ranges by the transmission. The braking system stops the wind power generation device, and when the wind speed is too high, the wind power generation device is prevented from being damaged, and the wind power generation device is protected.
Furthermore, the fan blade assembly is connected with the wheel disc.
Further, the wheel disc is connected with a main shaft of the generator.
Furthermore, the fan blade assembly comprises fan blades and connecting pieces, the connecting pieces are of annular structures, the fan blades are of plate-shaped structures with arc surfaces, the end portions of the fan blades are connected with the connecting pieces, the fan blades are sequentially arranged along the circumference of the connecting pieces, and gaps are formed between the adjacent fan blades, so that an air channel is formed.
Furthermore, the fan blade assembly further comprises a supporting rod, and the fan blade and the connecting piece are connected with the wheel disc through the supporting rod.
Furthermore, the support rod is externally provided with a tin-plated iron sheet structure, and a foaming agent is filled in the support rod after molding to prevent vibration, so that the support rod is better in strength and stability; the appearance can adopt ageing-resistant anticorrosive glass steel material, or the injection moulding integrated into one piece that has the strengthening rib in the volume production.
The utility model discloses in set up the fan and include rim plate and vortex blade, certain angle is personally submitted with the level to vortex blade, the increase and the lifting surface area of wind-force to vortex blade takes place to rotate under the wind-force effect, improves the generating efficiency. The vortex blade can discharge wind power from the upper part or the lower part of the fan blade assembly quickly, and the power generation efficiency is improved.
The control assembly comprises a generator, a speed changer and a braking system which are connected into a whole, so that the space is saved, the resistance to wind is reduced, and the power generation efficiency is improved.
In order to enable the wind power generation device to achieve a proper tip speed ratio, the rotating speed of the wheel disc is controlled within a certain rotating speed, meanwhile, the actual rotating speed of the generator cannot exceed the specified rotating speed, and the connecting rotating speeds of the wind power generation device and the generator can be controlled within respective effective ranges by the transmission.
The braking system stops the wind power generation device, and when the wind speed is too high, the wind power generation device is prevented from being damaged, and the wind power generation device is protected.
The wheel disc is connected with a main shaft of the generator.
The fan blade assembly is of a cylindrical structure and comprises fan blades and connecting pieces, the connecting pieces are of annular structures, the fan blades are of plate-shaped structures, the surfaces of the fan blades are arc-shaped, the end portions of the fan blades are connected with the connecting pieces, the fan blades are sequentially arranged along the circumference of the connecting pieces, and certain gaps are formed between every two adjacent fan blades to form air channels for wind to pass through.
The fan blade assembly further comprises a supporting rod, the fan blade and the connecting piece are connected with the wheel disc through the supporting rod, a tin-plated iron sheet structure is adopted outside the supporting rod, foaming agents are filled inside the supporting rod after forming to prevent vibration, and the strength and the stability are better; the appearance can adopt the glass steel material of ageing resistance anticorrosion during the volume production, or has the integrative shaping of moulding plastics of strengthening rib in.
The support assembly is capable of stably supporting the control assembly above the support assembly.
Due to the adoption of the breeze generator, the wind power generator can generate electricity under the condition of weak wind power, thereby realizing the aim of generating electricity all the year round.
The wind power generation device comprises a plurality of layers of wind power generation units, and can make full use of wind energy and provide power generation efficiency.
The utility model discloses an all rotary parts all are supported by the generator main shaft, do not have other rotations friction and movable part, need the maintenance point few during the use, practice thrift the maintenance cost in later stage. Meanwhile, the rotating part is made of aluminum alloy or other lightweight materials under the condition of not thickening and in the later-stage production.
The utility model discloses the complete machine quality is light, low in manufacturing cost, and the resistance is littleer relatively, and the generating efficiency is higher. The wind power control converter technology with leading industry is adopted, the electric energy conversion rate is high, an automatic safety protection system is adopted, and the system is safer to operate.
Drawings
Fig. 1 is a schematic view of an embodiment of a wind turbine generator according to the present invention.
Fig. 2 is a schematic view of a wind power generation unit of a wind power generation apparatus according to the present invention.
Fig. 3 is a schematic view of a fan for a wind turbine according to the present invention.
Fig. 4 is a schematic view of an embodiment of a wind turbine generator according to the present invention.
Fig. 5 is a schematic view of a vortex blade of a wind power generation device according to the present invention.
10, a wind power generation unit; 11. a fan; 12. a control component; 13. a fan blade assembly; 14. a support assembly; 20. a column; 111. a swirl vane; 112. a wheel disc.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example 1:
referring to fig. 1, a first embodiment of the present invention provides a wind power generation apparatus, which includes a wind power generation unit 10 and a column 20.
The wind power generation unit 10 and the column 20 are connected together to generate wind power.
As shown in fig. 2, the wind power generation unit 10 includes a fan 11, a control assembly 12, a blade assembly 13, and a support assembly 14.
The lower extreme of fan 11 is connected with the top of control assembly 12, and fan blade subassembly 13 is connected with fan 11, and the lower extreme at control assembly 12 is connected to supporting component 14, and the below at supporting component 14 is connected to stand 20.
As shown in fig. 3, the fan 11 includes a wheel disc 112 and a vortex blade 111, an axis of the wheel disc 112 is perpendicular to a horizontal plane, the vortex blade 111 is connected to a circumference of the wheel disc 112 through a bolt, the vortex blade 111 and the horizontal plane form a certain angle, a stress area is increased, so that the vortex blade 111 rotates under the action of wind power, and power generation efficiency is improved. The vortex blades 111 can quickly discharge wind power from the upper part or the lower part of the fan blade assembly 13, and the power generation efficiency is improved.
The control component 12 comprises a generator, a speed changer and a braking system which are connected into a whole, so that the space is saved, the resistance to wind is reduced, and the generating efficiency is improved.
In order to achieve a suitable tip speed ratio of the wind turbine generator, the rotation speed of the disk 112 is controlled within a certain rotation speed, and the actual rotation speed of the generator cannot exceed a predetermined rotation speed, so that the connection rotation speeds of the disk and the generator need to be controlled within respective effective ranges by a transmission.
In order to avoid damage to the wind turbine generator when the wind speed is too high, a braking system is required to stop the operation of the wind turbine generator and protect the wind turbine generator.
The fan blade assembly 13 is of a cylindrical structure, a cavity for accommodating wind power is arranged inside the fan blade assembly 13, as shown in fig. 2, the fan blade assembly 13 comprises fan blades and connecting pieces, the connecting pieces are of annular structures, the fan blades are of arc-shaped plate structures, the end portions of the fan blades are connected with the connecting pieces, the fan blades are sequentially arranged along the circumference of the connecting pieces, certain gaps are formed between every two adjacent fan blades to form an air channel, the length directions of the fan blades are parallel to the axis of the connecting pieces, and the axis of the connecting pieces is overlapped with the axis of the fan 11.
The support assembly 14 is a frame structure, and the support assembly 14 includes a plurality of cross beams, longitudinal beams and inclined strut beams, the plurality of cross beams and longitudinal beams form a square frame structure, and the plurality of inclined strut beams form a tripod structure, so as to support the control assembly 12 above the support assembly 14.
The working process of the wind power generation device is as follows:
when wind blows, the wind enters the inside of the fan blade assembly 13 along the wind channel formed between the fan blades, the fan blades are pushed in the wind channel, so that the fan blade assembly 13 rotates, the fan blade assembly 13 rotates to drive the wheel disc 112 of the fan 11 to rotate, so as to drive the generator to generate electricity, the wheel disc 112 rotates to drive the vortex blades 111 to rotate, the wind power entering the cavity of the fan blade assembly 13 generates vortex in the cavity, and then the wind power is rapidly discharged from the upper part or the lower part of the fan blade assembly 13 through the vortex blades 111.
The utility model discloses in set up fan 11 and include rim plate 112 and vortex blade 111, certain angle is personally submitted with the level to vortex blade 111, the lifting surface area of increase and wind-force to vortex blade 111 takes place to rotate under the wind-force effect, improves the generating efficiency. The vortex blades 111 can quickly discharge wind power from the upper part or the lower part of the fan blade assembly 13, and the power generation efficiency is improved.
The control component 12 comprises a generator, a speed changer and a braking system which are connected into a whole, so that the space is saved, the resistance to wind is reduced, and the power generation efficiency is improved.
In order to enable the wind power generation device to achieve a proper tip speed ratio, the rotating speed of the wheel disc 112 is controlled within a certain rotating speed, meanwhile, the actual rotating speed of the generator cannot exceed a specified rotating speed, and the connecting rotating speeds of the wheel disc and the generator can be controlled within respective effective ranges by the transmission.
The braking system stops the wind power generation device, and when the wind speed is too high, the wind power generation device is prevented from being damaged, and the wind power generation device is protected.
The disk 112 is connected to the generator main shaft.
The fan blade assembly 13 is of a cylindrical structure, the fan blade assembly 13 comprises fan blades 131 and a connecting piece, the connecting piece is of an annular structure, the fan blades 131 are of an arc-shaped plate-shaped structure, the end parts of the fan blades 131 are connected with the connecting piece, the fan blades 131 are sequentially arranged along the circumference of the connecting piece, and a certain gap is formed between every two adjacent fan blades 131 to form an air channel for wind to pass through.
The fan blade assembly 13 further comprises a supporting rod, the fan blade 131 and the connecting piece are connected with the wheel disc through the supporting rod, a tin-plated iron sheet structure is adopted outside the supporting rod, foaming agents are filled inside the supporting rod after forming to prevent vibration, and the strength and the stability are better; the appearance can adopt ageing-resistant anticorrosive glass steel material, or the injection moulding integrated into one piece that has the strengthening rib in the volume production.
The support assembly 14 is configured to stably support the control assembly 12 above the support assembly 14.
Example 2:
referring to fig. 4, a second embodiment of the present invention provides a wind power generation apparatus, which includes a plurality of layers of wind power generation units 10 and a vertical column 20.
The multiple layers of wind power generation units 10 are connected in series into a whole, then the wind power generation unit 10 positioned at the lowest layer is connected with the upright post, and the wind power generation unit 10 is vertical to the horizontal plane.
Each layer of wind power generation unit 10 is provided with a generator, and the generators among the layers are unrelated; the layers are connected by flanges.
The generators of each level of wind power generation unit 10 are independently arranged, and one set of wind power generation device can be provided with 5-10 layers of wind power generation units 10, so that wind energy is fully utilized, and the power generation efficiency is improved.
The embodiment can generate power under the condition of weak wind power, thereby realizing the aim of generating power all the year round.
The utility model discloses except having the advantage of first embodiment, because this wind power generation set includes multilayer wind power generation unit 10, can make full use of wind energy, provide the generating efficiency.
The utility model discloses an all rotary parts all are supported by the generator main shaft, do not have other rotations friction and movable part, need the maintenance point few during the use, practice thrift the maintenance cost in later stage. Meanwhile, the rotating part is made of aluminum alloy or other lightweight materials under the condition of not thickening and in later-stage production.
The utility model discloses the complete machine quality is light, low in manufacturing cost, and the resistance is littleer relatively, and the generating efficiency is higher. The wind power control converter technology which is leading in the industry is adopted, the electric energy conversion rate is high, an automatic safety protection system is adopted, and the system operation is safer.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a fan for wind power generation set, its characterized in that, the fan includes rim plate and vortex blade, and the axis and the horizontal plane of rim plate are perpendicular, and the edge at the rim plate is connected to vortex blade, wind power generation set still includes supporting component and stand, and the lower extreme at the fan is connected to the supporting component, and the below at the supporting component is connected to the stand.
2. The fan for a wind power plant according to claim 1, wherein said swirl blades are plate-type structures, the swirl blades forming an angle with the horizontal plane.
3. The fan for a wind power plant according to claim 2, wherein the swirl blades are bolted to the disk.
4. The fan for a wind power plant according to claim 1, wherein the support assembly comprises a plurality of cross beams, longitudinal beams and raker beams enclosing a square frame structure, the plurality of raker beams forming a tripod frame structure.
5. The fan for a wind power plant according to claim 1, wherein the number of said uprights is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222745344.8U CN218266176U (en) | 2022-10-18 | 2022-10-18 | Fan for wind power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222745344.8U CN218266176U (en) | 2022-10-18 | 2022-10-18 | Fan for wind power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218266176U true CN218266176U (en) | 2023-01-10 |
Family
ID=84752271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222745344.8U Active CN218266176U (en) | 2022-10-18 | 2022-10-18 | Fan for wind power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218266176U (en) |
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2022
- 2022-10-18 CN CN202222745344.8U patent/CN218266176U/en active Active
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