CN219711721U - Vertical axis wind turbine - Google Patents
Vertical axis wind turbine Download PDFInfo
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- CN219711721U CN219711721U CN202320817939.1U CN202320817939U CN219711721U CN 219711721 U CN219711721 U CN 219711721U CN 202320817939 U CN202320817939 U CN 202320817939U CN 219711721 U CN219711721 U CN 219711721U
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- baffle plate
- wind
- air guide
- lower baffle
- vertical axis
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- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010248 power generation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a vertical axis wind driven generator, which relates to the technical field of wind driven generators and comprises a tower, a generator and a rotating vane mechanism, wherein the rotating vane mechanism comprises a lower baffle plate, an upper baffle plate and blades, so that the discharge of the upper end and the lower end of a wind direction blade can be prevented, wind energy can better push the rotating vane mechanism to rotate, and the utilization efficiency of wind energy is improved; in addition, the anemometer feeds back the detected wind speed, wind direction and other information to the control equipment of the Internet of things, so that background staff can know the current working condition of wind power generation in real time, the gesture of a fan is conveniently controlled remotely in real time, the wind direction information detected by the anemometer is used for controlling a motor to drive an air guide pipe to rotate, the pipe orifice at the outer end of the wind cavity faces the opposite direction of the rotating vane mechanism, and therefore the rotating vane mechanism is guaranteed to have a boosting effect on the rotating vane mechanism by utilizing the reverse wind guide effect of the air guide pipe, and the utilization efficiency of wind energy is further improved.
Description
Technical Field
The utility model relates to the technical field of wind driven generators, in particular to a vertical axis wind driven generator.
Background
The vertical axis wind turbine refers to a wind turbine in which the rotation axis of the wind wheel is perpendicular to the ground or the direction of the air flow. Because the vertical axis wind driven generator does not need to wind when the wind direction changes, the vertical axis wind driven generator is a great advantage compared with the horizontal axis wind driven generator, not only simplifies the structural design, but also reduces the gyroscopic force of the wind wheel when the wind wheel faces the wind, the vertical axis wind driven generator has very good development prospect, and the vertical axis wind driven generator refers to a wind driven generator of which the rotation axis of the wind wheel is perpendicular to the ground or the direction of the airflow.
Because the vertical axis wind driven generator does not need to wind when the wind direction changes, the vertical axis wind driven generator is a great advantage compared with the horizontal axis wind driven generator, not only the structural design is simplified, but also the gyroscopic force of the wind wheel to wind is reduced, therefore, the vertical axis wind driven generator has a very good development prospect, for example, the vertical axis wind driven generator disclosed by patent application number 201921748791.0 adopts an inner rotor motor structure, the problems that the wind wheel part (blades, transmission shafts and connecting wings) of the vertical axis wind driven generator is heavier, the bearing of the motor shaft is subjected to larger axial load are avoided, the rotation torque of the motor does not need to be increased, the blades can be started when the wind speed is lower, and the power generation efficiency of the vertical axis wind driven generator is improved.
In practical application, it is found that the wind energy utilization rate of the existing vertical axis wind turbine is not high due to the design defect of the wind blades, for example, the wind blades of the existing vertical axis wind turbine are only simple sheet structures, and the design has the defect that wind is discharged from two ends of the wind blades, so that the wind energy utilization rate is not high, and therefore, the vertical axis wind turbine is required.
Disclosure of Invention
Aiming at the problem that the wind energy utilization rate is not high due to the defect that the wind is discharged from two ends of the fan blade in the design of the fan blade of the vertical axis wind driven generator in the prior art is only a simple sheet structure, the utility model solves the problem by adopting the following technical structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the vertical axis wind turbine comprises a tower, a generator and a rotating blade mechanism, wherein the generator is fixedly connected to the top end of the tower through a machine base, a vertical rotating shaft for installing the rotating blade mechanism is fixedly connected to the generator, and the rotating blade mechanism comprises a lower baffle, an upper baffle and blades;
the vertical rotating shaft sequentially and fixedly penetrates through the centers of the lower baffle plate and the upper baffle plate from bottom to top, a plurality of blades are arranged, the blades are uniformly distributed between the lower baffle plate and the upper baffle plate, the blades are detachably and fixedly connected with the lower baffle plate and the upper baffle plate, and an air cavity is formed among the lower baffle plate, the upper baffle plate and the two blades;
the air guide device is characterized in that the lower baffle and the upper baffle are both connected with a boosting type air guide structure, the top end of the vertical rotating shaft is connected with an air meter, and the air meter and the boosting type air guide structure are both connected with control equipment of the Internet of things.
The boosting type air guide structure comprises a plurality of air guide pipes, the air guide pipes are respectively located between two adjacent blades, the air guide pipes located on the lower baffle penetrate through the lower baffle, the air guide pipes located on the upper baffle penetrate through the upper baffle, and driving assemblies for driving the air guide pipes to rotate are arranged on the lower baffle and the upper baffle.
The driving assembly comprises a motor, an outer gear ring and a gear, the motor is fixedly connected with the lower baffle, the outer gear ring is fixedly sleeved at the outer end of the air guide pipe, the gear is fixedly connected with the output end of the motor, and the outer gear ring is meshed with the gear.
The outside cover of the driving assembly is provided with a protective shell cover which is fixedly connected with the lower baffle plate.
The air guide pipe is of an L-shaped structure.
The side end of the vertical rotating shaft is provided with a positioning groove, and the positioning groove is matched with the blade.
The blades are fixed with the lower baffle and the upper baffle through L-shaped fixing sheets.
The structure of the utility model can achieve the following beneficial effects:
(1) The upper end and the lower end of the wind direction blade can be prevented from being discharged through the lower baffle plate and the upper baffle plate, so that wind can better push the rotary blade mechanism to rotate, and the utilization efficiency of wind energy is improved; in addition, the wind meter feeds back the detected wind speed, wind direction and other information to the background, so that background staff can know the current working condition of wind power generation in real time, and the gesture of the fan can be controlled remotely in real time;
(2) The wind direction information detected by the wind meter controls the motor to drive the wind guide pipe to rotate, so that the pipe orifice at the outer end of the wind cavity faces the opposite direction of the rotating direction of the rotary vane mechanism, thereby ensuring that the rotary vane mechanism plays a boosting role by utilizing the reverse wind guide effect of the wind guide pipe when rotating, and further improving the utilization efficiency of wind energy.
Drawings
Fig. 1 is a schematic perspective view of the present embodiment;
fig. 2 is a schematic view of the structure of the driving assembly in the present embodiment;
fig. 3 is a schematic structural diagram of the wind guiding pipe in the wind guiding state when the rotary vane mechanism in the embodiment rotates forward;
fig. 4 is a schematic structural diagram of the wind guiding tube in the wind guiding state when the rotary vane mechanism in the present embodiment rotates reversely.
In the figure: 1. a tower; 2. a base; 3. a generator; 4. a vertical rotating shaft; 5. a rotary vane mechanism; 51. a lower baffle; 52. an upper baffle; 53. a blade; 6. a anemometer; 7. a positioning groove; 8. an L-shaped fixing piece; 9. an air guide pipe; 10. a motor; 11. an outer toothed ring; 12. a gear; 13. a protective housing.
Detailed Description
In a first embodiment, referring to fig. 1-4, a vertical axis wind turbine includes a tower 1, a generator 3 and a vane mechanism 5, the generator 3 is fixedly connected to the top end of the tower 1 through a stand 2, a vertical rotating shaft 4 for installing the vane mechanism 5 is fixedly connected to the generator 3, and the vane mechanism 5 includes a lower baffle 51, an upper baffle 52 and vanes 53.
The vertical rotating shaft 4 sequentially and fixedly penetrates through the centers of the lower baffle plate 51 and the upper baffle plate 52 from bottom to top, the blades 53 are provided with a plurality of blades 53 which are uniformly distributed between the lower baffle plate 51 and the upper baffle plate 52, the blades 53 are detachably and fixedly connected with the lower baffle plate 51 and the upper baffle plate 52, and particularly, the side ends of the vertical rotating shaft 4 are provided with positioning grooves 7, the positioning grooves 7 are matched with the blades 53, so that the pre-fixing effect of the blades 53 during installation is facilitated, and the blades 53 are fixed with the lower baffle plate 51 and the upper baffle plate 52 through L-shaped fixing sheets 8, so that the blades 53 are convenient to disassemble and assemble; the lower baffle 51, the upper baffle 52 and the two blades 53 form an air chamber therebetween.
Based on the above structure, the upper and lower ends of the wind direction vane 53 can be prevented from being discharged by the lower baffle plate 51 and the upper baffle plate 52, so that wind can better push the rotary vane mechanism 5 to rotate, and the utilization efficiency of wind energy is improved.
The lower baffle plate 51 and the upper baffle plate 52 are connected with a boosting type air guide structure, the top end of the vertical rotating shaft 4 is connected with a wind meter 6, and the wind meter 6 and the boosting type air guide structure are connected with control equipment of the Internet of things.
The boosting type air guide structure comprises a plurality of air guide pipes 9 with L-shaped structures, the air guide pipes 9 are respectively positioned between two adjacent blades 53, the air guide pipes 9 positioned on the lower baffle plate 51 penetrate through the lower baffle plate 51, the air guide pipes 9 positioned on the upper baffle plate 52 penetrate through the upper baffle plate 52, driving components for driving the air guide pipes 9 to rotate are arranged on the lower baffle plate 51 and the upper baffle plate 52, a protective shell cover 13 is arranged on the outer side cover of the driving components, and the protective shell cover 13 is fixedly connected with the lower baffle plate 51; the driving assembly comprises a motor 10, an outer gear ring 11 and a gear 12, wherein the motor 10 is fixedly connected with a lower baffle plate 51, the outer gear ring 11 is fixedly sleeved at the outer end of the air guide pipe 9, the gear 12 is fixedly connected with the output end of the motor 10, and the outer gear ring 11 is meshed with the gear 12.
The anemometer 6 comprises three parabolic cone wind cups which are fixed on the support at 120 degrees each other to form an induction part, the concave surfaces of the wind cups are all in the same direction, the whole induction part is installed on the vertical rotating shaft 4, and the wind cups rotate around the vertical rotating shaft 4 at a rotating speed which is in direct proportion to the wind speed under the action of wind force, so that the anemometer 6 feeds back the detected information such as the wind speed, the wind direction and the like to the control equipment of the Internet of things, and a background worker can know the working condition of the current wind power generation in real time, thereby being convenient for remotely controlling the posture of the fan in real time.
Based on the above structure, the wind direction information detected by the wind meter 6 controls the motor 10 to drive the wind guide pipe 9 to rotate through the control device of the internet of things, so that the pipe orifice at the outer end of the wind cavity faces the opposite direction of the rotating vane mechanism 5, for example, as shown in fig. 3, when the rotating direction of the rotating vane mechanism 5 in the diagram is set to be forward rotation, the direction of the wind guide pipe 9 to wind outwards is opposite to the rotating direction of the rotating vane mechanism 5, and similarly, as shown in fig. 4, the rotating direction of the rotating vane mechanism 5 in the diagram is set to be reverse, and the direction of the wind guide pipe 9 to wind outwards is opposite to the rotating direction of the rotating vane mechanism 5, so that when the rotating vane mechanism 5 rotates, a boosting effect is ensured to be exerted on the rotating vane mechanism 5 by utilizing the reverse wind guiding effect of the wind guide pipe 9, and the wind energy utilization efficiency is further improved.
The working principle of the utility model is as follows: when the wind direction blade device is used, the upper end and the lower end of the wind direction blade 53 can be prevented from being discharged through the lower baffle plate 51 and the upper baffle plate 52, so that wind can better push the rotary blade mechanism 5 to rotate, and the wind energy utilization efficiency is improved; the wind direction information detected by the wind meter 6 controls the motor 10 to drive the wind guide pipe 9 to rotate through the control equipment of the internet of things, so that a pipe orifice positioned at the outer end of the wind cavity faces the opposite direction of the rotating direction of the rotary vane mechanism 5, for example, as shown in fig. 3, the rotating direction of the rotary vane mechanism 5 in the figure is set to be forward, the direction of the wind guide pipe 9 to outwards guide wind is opposite to the rotating direction of the rotary vane mechanism 5, and as shown in fig. 4, the rotating direction of the rotary vane mechanism 5 in the figure is set to be reverse, the direction of the wind guide pipe 9 to outwards guide wind is also opposite to the rotating direction of the rotary vane mechanism 5, and therefore, when the rotary vane mechanism 5 rotates, the wind guide pipe 9 is utilized to play a boosting role on the rotary vane mechanism 5, the wind energy utilization efficiency is further improved.
The above is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above examples. It is to be understood that other modifications and variations which may be directly derived or contemplated by those skilled in the art without departing from the spirit and concepts of the present utility model are deemed to be included within the scope of the present utility model.
Claims (7)
1. The vertical axis wind turbine comprises a tower (1), a generator (3) and a rotary blade mechanism (5), wherein the generator (3) is fixedly connected to the top end of the tower (1) through a base (2), and a vertical rotating shaft (4) for installing the rotary blade mechanism (5) is fixedly connected to the generator (3), and the vertical axis wind turbine is characterized in that the rotary blade mechanism (5) comprises a lower baffle plate (51), an upper baffle plate (52) and blades (53);
the vertical rotating shaft (4) sequentially and fixedly penetrates through the centers of the lower baffle plate (51) and the upper baffle plate (52) from bottom to top, a plurality of blades (53) are arranged, the blades (53) are uniformly distributed between the lower baffle plate (51) and the upper baffle plate (52), the blades (53) are detachably and fixedly connected with the lower baffle plate (51) and the upper baffle plate (52), and an air cavity is formed among the lower baffle plate (51), the upper baffle plate (52) and the two blades (53);
the air guide device is characterized in that the lower baffle (51) and the upper baffle (52) are respectively connected with a boosting type air guide structure, the top end of the vertical rotating shaft (4) is connected with an air meter (6), and the air meter (6) and the boosting type air guide structures are connected with control equipment of the Internet of things.
2. A vertical axis wind turbine as defined in claim 1, wherein: the boosting type air guide structure comprises a plurality of air guide pipes (9), the air guide pipes (9) are respectively located between two adjacent blades (53), the air guide pipes (9) located on the lower baffle plate (51) penetrate through the lower baffle plate (51), the air guide pipes (9) located on the upper baffle plate (52) penetrate through the upper baffle plate (52), and driving assemblies for driving the air guide pipes (9) to rotate are arranged on the lower baffle plate (51) and the upper baffle plate (52).
3. A vertical axis wind turbine as claimed in claim 2, wherein: the driving assembly comprises a motor (10), an outer gear ring (11) and a gear (12), wherein the motor (10) is fixedly connected with the lower baffle plate (51), the outer gear ring (11) is fixedly sleeved at the outer end of the air guide pipe (9), the gear (12) is fixedly connected with the output end of the motor (10), and the outer gear ring (11) is meshed with the gear (12).
4. A vertical axis wind turbine as claimed in claim 2, wherein: the outer side of the driving assembly is covered with a protective shell cover (13), and the protective shell cover (13) is fixedly connected with the lower baffle plate (51).
5. A vertical axis wind turbine as claimed in claim 2, wherein: the air guide pipe (9) is of an L-shaped structure.
6. A vertical axis wind turbine as defined in claim 1, wherein: the side end of the vertical rotating shaft (4) is provided with a positioning groove (7), and the positioning groove (7) is matched with the blade (53).
7. A vertical axis wind turbine as defined in claim 1, wherein: the blades (53) are fixed with the lower baffle plate (51) and the upper baffle plate (52) through L-shaped fixing sheets (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320817939.1U CN219711721U (en) | 2023-04-13 | 2023-04-13 | Vertical axis wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320817939.1U CN219711721U (en) | 2023-04-13 | 2023-04-13 | Vertical axis wind turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711721U true CN219711721U (en) | 2023-09-19 |
Family
ID=87998916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320817939.1U Active CN219711721U (en) | 2023-04-13 | 2023-04-13 | Vertical axis wind turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711721U (en) |
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2023
- 2023-04-13 CN CN202320817939.1U patent/CN219711721U/en active Active
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