CN218235345U - Wind power generation device - Google Patents
Wind power generation device Download PDFInfo
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- CN218235345U CN218235345U CN202222745411.6U CN202222745411U CN218235345U CN 218235345 U CN218235345 U CN 218235345U CN 202222745411 U CN202222745411 U CN 202222745411U CN 218235345 U CN218235345 U CN 218235345U
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- wind power
- power generation
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- generation device
- generator
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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
Abstract
The utility model provides a wind power generation device, which belongs to the technical field of wind power generation and comprises a control component, a fan blade component, a supporting component and a stand column, wherein the top of the control component is connected with the fan blade component; the control assembly comprises a generator, a transmission and a braking system which are connected into a whole, so that the space is saved, the resistance is reduced, and the power generation efficiency is improved; the braking system can protect the whole wind power generation device from being damaged when the wind is strong; the transmission can control the rotating speed of the fan and the rotating speed of the generator in respective effective ranges. The wind power generation device further comprises a fan, wherein the fan comprises a wheel disc and vortex blades, and wind power can be rapidly discharged from the upper side or the lower side of the fan blade assembly through the vortex blades, so that 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 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 in 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 in chinese utility model patent CN 112283038A, this wind power generation set include generator, gearbox and flywheel dish, and the generator setting is equipped with the connecting axle at the gearbox lower extreme on the gearbox, and flywheel dish sets up 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 shaft liner connection with the fan device of connecting axle, and two fan devices adjacent from top to bottom pass through shaft liner connection. Although the wind power generation device can realize the function of wind power generation, the structure is complex, the weight is large, the resistance of wind is increased, and the efficiency of wind power generation is greatly influenced; when the wind speed is high, the generator is easy to damage; the two fan devices which are adjacent up and down are connected through the shaft sleeve, so that the resistance of the rotating part can be 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 wind power generation device, 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 wind power generation device, which also comprises a control component, a fan blade component, a supporting component and a stand column;
the lower extreme of fan is connected with control assembly's top, and fan blade assembly is connected with the fan, and the fan is located the cavity that fan blade assembly encloses inside, and support assembly connects the lower extreme at control assembly, and the stand is connected in support assembly's below, and control assembly is located the cavity that fan blade assembly encloses.
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 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 foaming agents are filled in the support rod after forming to prevent vibration, so that the support rod is better in strength and stability; 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 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 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 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 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 is capable of stably supporting the control assembly above the support assembly.
Because the breeze generator is adopted, the power generation can be carried out under the condition of weak wind power, thereby realizing the aim of annual power generation.
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 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.
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 device 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 objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. 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.
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 or 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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill 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 vertical column 20 are connected as a whole to generate wind power.
As shown in fig. 2, the wind power generation unit 10 includes a fan 11, a control assembly 12, a fan 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 power generation efficiency is improved.
In order to achieve a suitable tip speed ratio of the wind power generation device, the rotation speed of the wheel disc 112 is controlled within a certain rotation speed, and the actual rotation speed of the generator cannot exceed a specified rotation speed, so that the connection rotation speeds of the two are 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 increase and the lifting surface area of 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 two rotating speeds can be controlled within respective effective ranges by the transmission.
The braking system stops the operation of the wind power generation device, and plays a role in protecting the wind power generation device in order to avoid damaging the wind power generation device when the wind speed is too high.
The discs 112 are connected to the generator main shaft.
The fan blade assembly 13 is a cylindrical structure, the fan blade assembly 13 comprises fan blades 131 and a connecting piece, the connecting piece is an annular structure, the fan blades 131 are of a plate-shaped structure with an arc-shaped surface, 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 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 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 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 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.
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 (10)
1. A wind power generation device is characterized by comprising a wind power generation unit and a vertical column;
the wind power generation unit comprises a fan, a control assembly, a fan blade assembly and a support assembly;
the lower extreme of fan is connected with control assembly's top, and fan blade assembly is connected with the fan, and the fan is located the cavity that fan blade assembly encloses inside, and support assembly connects the lower extreme at control assembly, and the stand is connected in support assembly's below, and control assembly is located the cavity that fan blade assembly encloses.
2. The wind power generation device of claim 1, wherein the blade assembly is a cylindrical structure, and a cavity is arranged inside the blade assembly.
3. The wind power generation device of claim 2, wherein the control assembly comprises a generator, a transmission and a brake system, and the generator, the transmission and the brake system are integrally connected with each other.
4. The wind power generation device of claim 3, wherein the blade assembly comprises a blade and a connector, the connector is an annular structure, and the end of the blade is connected with the connector.
5. The wind power generation apparatus of claim 4, wherein the blades are arranged in sequence along the surface of the connector, with gaps between adjacent blades, thereby forming an air channel.
6. The wind power generation device of claim 5, wherein the blades are of a plate-shaped structure with an arc-shaped surface, the length direction of the blades is parallel to the axis of the connecting piece, the axis of the connecting piece is coincident with the axis of the generator, and the axis of the generator is perpendicular to the horizontal plane.
7. The wind power plant of claim 6, wherein the fan comprises a wheel disk and swirl blades attached to an edge of the wheel disk.
8. A wind power plant according to claim 7, wherein the swirl blades are of plate-type construction, the swirl blades forming an angle with the horizontal.
9. Wind power plant according to claim 8, characterized in that the wheel disc is connected to the generator main shaft.
10. The wind power plant of claim 9, wherein the swirl blades are bolted to the disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222745411.6U CN218235345U (en) | 2022-10-18 | 2022-10-18 | Wind power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222745411.6U CN218235345U (en) | 2022-10-18 | 2022-10-18 | Wind power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218235345U true CN218235345U (en) | 2023-01-06 |
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ID=84669369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222745411.6U Active CN218235345U (en) | 2022-10-18 | 2022-10-18 | Wind power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218235345U (en) |
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2022
- 2022-10-18 CN CN202222745411.6U patent/CN218235345U/en active Active
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