TWI762391B - Omnidirectional wind turbine and omnidirectional wind ventilation device - Google Patents

Abstract

The present invention relates to an omnidirectional wind turbine, including a wind driven device, a support frame, and a power generation device. The wind driven device is provided with multiple layers of blade portions, wherein the periphery of each blade portion is formed with a circumferential surface which is divided into plural equal parts, each equal part is provided with a channel penetrating through the circumferential surface, and each channel has an inlet end and an outlet end, a ratio of an arc length of the inlet end to an arc length of the corresponding outlet end is 3:1 so that a windward area and a cross-sectional area of the inlet end are both greater than that of the outlet end. The wind driven device is pivotally mounted on the support frame. The power generation device is connected to the wind driven device. The present invention also relates to an omnidirectional wind ventilation device which includes a ventilation base coupled to the wind driven device. According to the present invention, no matter which direction the wind is blowing from, the wind driven device keeps rotating.

Description

Omnidirectional wind turbine and omnidirectional wind ventilation device

The present invention relates to a wind power generation capable of maintaining rotation regardless of which direction the wind blows, and a wind turbine or a ventilation structure for ventilating the interior of a house or factory.

Considering that petrochemical energy will eventually be exhausted, countries around the world have sought sustainable energy sources such as solar energy, wind energy, hydro energy, geothermal energy, biomass energy, ocean energy, etc., which have also driven the continuous improvement of green energy power generation technology and efficiency. Gradually adjust the power generation structure, reduce the proportion of fossil fuel power generation, and increase the power generation of renewable energy. And because Taiwan happens to have an excellent wind farm, the recent offshore wind power industry is becoming more and more popular, and wind power is not only environmentally friendly but also the least polluting. However, the wind energy collected by the wind turbines in the main island and outlying islands of Taiwan is only in the horizontal direction, and cannot effectively collect wind energy in all directions in the turbulent flow. In addition, capturing wind energy for power generation in urban areas is also a new field of green energy power generation that is gradually being valued and researched and developed. However, due to the turbulent flow field caused by high-rise buildings in the urban area, traditional turbines cannot be effective. to capture wind energy in urban areas.

For example, the patent case of the invention No. I680231 "Wind Generator" announced on December 21, 108 of the Republic of China, which discloses: provides a medium and small wind generator, and the medium and small wind generators are provided with plural numbers of horizontal rotation. Blades, the blades in the horizontal direction are less restricted by space and environment during operation, and only need a small wind to rotate. These blades are arranged radially when the wind is appropriate to increase the wind-receiving area; When the wind turbine mechanism cannot bear it, it is actuated by an adjusting buffer mechanism so that the plurality of blades are closed to present an ellipsoid, and the blades are elliptical with enhanced torsion. At this time, the area affected by the wind is minimized, which naturally reduces the rotational speed of the wind turbine. When the wind speed is stable, the blades return to the radial arrangement, and the blades are adjusted to meet the wind to protect the Wind turbine mechanism and the purpose of extending the life of the wind turbine.

The structure of the previous case of the patent is relatively complex, and the number of blades is large. Once it is blown by turbulent flow, it is easy to cause failure and damage of the blades, so it is not ideal for use.

In view of this, the conventional wind power generation device has the above-mentioned disadvantages. Therefore, the present invention provides an omnidirectional wind turbine, comprising: a wind power body, which is vertically provided with a plurality of layers of blade portions, and the periphery of each layer of the blade portion is formed with a circumferential surface, and the circumferential surface is divided into plural equal parts, Each half of the blade portion is provided with a flow channel penetrating the circumferential surface. Two ends of the flow channel are respectively provided with an inlet and an outlet on the circumferential surface. The inlet is located on a first arc on the circumferential surface. The ratio of the length to the second arc length of the outlet on the circumferential surface is about 3:1, so that the windward surface and cross-sectional area of the inlet are larger than those of the outlet, and the wind system is protruded with a rotating shaft; a A support frame, on which the rotating shaft of the wind power body is pivoted, for the blades to rotate relative to the support frame together; a power generation unit is connected to the rotating shaft, and when the rotating shaft rotates, it can make the The power generation unit generates electricity and outputs it.

The above-mentioned wind power body is designed as a cylinder, an ellipsoid or a spherical body.

The positions of the inlet and the outlet between the blade parts of each layer are arranged to be aligned with each other up and down.

The positions of the inlet and the outlet between the blade parts of each layer are arranged staggered from each other up and down.

The above-mentioned circumferential surface is divided into three equal parts, the flow channel is arranged in an arc shape, and the blade portions of each layer are arranged separately.

The present invention is also an omnidirectional wind ventilation device, comprising: a wind power body, which is vertically provided with a plurality of layers of blade parts, and the periphery of each layer of the blade parts is formed with a circumferential surface, and the circumference The surface system is divided into plural equal parts, and each equal part of the blade part is provided with a flow channel penetrating the circumferential surface, one end of the flow channel is provided with an inlet on the circumferential surface, and the other end of the flow channel is located in the peripheral surface. An inner surface of the flow channel is provided with an outlet, and the ratio of a first arc length of the inlet on the circumferential surface to a third arc length of the outlet on the inner surface is about 3:1, so that The windward surface and cross-sectional area of the inlet are larger than the air outlet surface and cross-sectional area of the outlet. A first ventilation channel is arranged inside the wind body, and the first ventilation channel is communicated with the outlets of each layer of the blade portion. ; A ventilation seat is combined with the wind power body, and the wind power body is free to rotate relative to the ventilation seat.

The above-mentioned wind power body is designed as a cylinder, an ellipsoid or a spherical body.

The positions of the inlets between the above-mentioned blade parts of each layer are arranged to be aligned with each other up and down.

The positions of the inlets between the blades of each layer are staggered from the top and the bottom.

The above-mentioned circumferential surface is divided into three equal parts, the flow channel is arranged in an arc shape, and the blade parts of each layer are arranged separately. The bottom of the wind power body is provided with a bearing, and the top of the ventilation seat is provided with a bearing part , the bearing system is combined with the bearing part, the interior of the ventilation seat is provided with a second ventilation channel, the second ventilation channel is connected with the first ventilation channel, and the second ventilation channel is introduced into a room The interior of a room or a factory building, so as to achieve the function of ventilating the room or the inside of the factory building. The above technical features have the following advantages:

1. The omnidirectional wind turbine utilizes the 360-degree circumferential surface of the wind power body to have inlets and outlets, so no matter the wind blows from any direction, it can be collected by the inlet and outlet, so that the wind power body keeps rotating, and Enables the power generation unit to continuously generate electrical output.

2. The omnidirectional wind turbine uses the position of the inlet and outlet between the blades of each layer to align or stagger each other up and down, so it will not be affected by any terrain, terrain or turbulence, and can maintain high efficiency power output.

3. The omnidirectional wind ventilation device uses the wind body to have an entrance on the circumferential surface of 360 degrees, so no matter the wind blows from any direction, it can be collected by the entrance, so that the wind body keeps rotating and makes the ventilation function Works smoothly.

4. The omnidirectional wind ventilation device utilizes the position of the inlet between the blades of each layer to be aligned with each other or staggered, so it will not be affected by any terrain, terrain or turbulence, and can maintain high efficiency. Ventilation function.

1: Wind power body

11: Blade part

12: Circumferential surface

13: runner

14: Entrance

15: Export

16: Spindle

2: Support frame

3: Power generation unit

1A: Wind power body

11A: Blade part

14A: Entrance

15A: Export

2A: Support frame

3A: Power generation unit

1B: Wind power body

11B: Blade part

14B: Entrance

15B: Export

2B: Support frame

3B: Power generation unit

1C: Wind power body

11C: Blade part

14C: Entrance

15C: Export

2C: Support frame

3C: Power generation unit

4: Wind power body

41: Blade part

42: Circumferential surface

43: runner

44: Entrance

431: inner side

45: Export

46: The first ventilation duct

47: Bearings

5: Ventilation seat

51: Bearing Department

52: Second ventilation duct

4A: Wind power body

5A: Ventilation seat

41A: Blade part

44A: Entrance

4B: Wind power body

5B: Ventilation seat

41B: Blade part

44B: Entrance

4C: wind power body

5C: Ventilation seat

41C: Blade part

44C: Entrance

θ 1: first arc length

θ 2: The second arc length

θ 3: The third arc length

[Figure 1] is a three-dimensional external view of the first embodiment of the omnidirectional wind turbine of the present invention.

[The second figure] is a front view of the first embodiment of the omnidirectional wind turbine of the present invention.

[Figure 3] is a combined cross-sectional view of the blade portion of the first embodiment of the omnidirectional wind turbine of the present invention.

[FIG. 4] is a schematic diagram of the wind flow in the first embodiment of the omnidirectional wind turbine of the present invention.

[FIG. 5] is a three-dimensional external view of the second embodiment of the omnidirectional wind turbine of the present invention.

[Fig. 6] is a front view of the second embodiment of the omnidirectional wind turbine of the present invention.

[Fig. 7] is a three-dimensional external view of the third embodiment of the omnidirectional wind turbine of the present invention.

[Figure 8] is a front view of the third embodiment of the omnidirectional wind turbine of the present invention.

[Figure 9] is a three-dimensional external view of the fourth embodiment of the omnidirectional wind turbine of the present invention.

[Fig. 10] is a front view of the fourth embodiment of the omnidirectional wind turbine of the present invention.

[Figure 11] is a three-dimensional appearance view of the first embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 12] is a front view of the first embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 13] is a combined cross-sectional view of the blade portion of the first embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 14] is a schematic diagram of the wind flow in the first embodiment of the omnidirectional wind ventilation device of the present invention.

[FIG. 15] is a three-dimensional appearance view of the second embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 16] is a front view of the second embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 17] is a three-dimensional appearance view of the third embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 18] is a front view of the third embodiment of the omnidirectional wind ventilation device of the present invention.

[Figure 19] is a three-dimensional appearance view of the fourth embodiment of the omnidirectional wind ventilation device of the present invention.

[Fig. 20] is a front view of the fourth embodiment of the omnidirectional wind ventilation device of the present invention.

Please refer to the first and second figures. The present invention is an omnidirectional wind turbine. The first embodiment of the omnidirectional wind turbine includes: a wind power body 1, a support frame 2 and a power generation unit 3, wherein: a wind power The main body 1 is designed as a cylinder, and the wind power main body 1 is vertically provided with a plurality of layers of blade parts 11 which are separately arranged. It is divided into three equal parts, and then each equal part of the blade part 11 is provided with an arc-shaped flow channel 13 (as shown in the third figure) running through the circumferential surface 12, and the two ends of the flow channel 13 are respectively at The circumferential surface 12 is provided with an inlet 14 and an outlet 15 , and the inlet 14 and the outlet 15 between the blade portions 11 of each layer are positioned to be aligned with each other up and down. The ratio of a first arc length θ 1 of the inlet 14 on the circumferential surface 12 to a second arc length θ 2 of the outlet 15 on the circumferential surface 12 is about 3:1, so that the inlet 14 The windward surface and cross-sectional area of the outlet 15 are larger than the windward surface and cross-sectional area of the outlet 15 . In addition, a rotating shaft 16 is protruded from the center of the wind power body 1 .

In the support frame 2 , the rotating shaft 16 of the wind power main body 1 is pivoted on the support frame 2 , so that the blade parts 11 can rotate relative to the support frame 2 together.

The power generating unit 3 is connected to the rotating shaft 16 , and when the rotating shaft 16 rotates, the power generating unit 3 can generate and output electric power. The power generation unit 3 may be of a generally known wind turbine structure, and the internal structure of the power generation unit 3 and its power generation principle will not be repeated here. The power generation unit 3 of the first embodiment of the omnidirectional wind turbine of the present invention is mounted on the bottom of the support frame 2 .

As shown in the first and second figures, when used for wind power generation, the support frame 2 can be fixed to any wind flow. The inlet 14 and the outlet 15 are provided on the 360-degree circumferential surface 12 of the wind power body 1 , so no matter the wind blows from any direction, it can be collected by the inlet 14 and the outlet 15 . Since the windward side of the inlet 14 is larger than the windward side of the outlet 15, the force of the inlet 14 is greater than that of the outlet 15 (as shown in the fourth figure). A net moment is formed between the inlet 14 and the outlet 15 , so the wind power body 1 can be rotated from the inlet 14 toward the outlet 15 with the shaft 16 as the axis. Since the cross-sectional area of the inlet 14 is larger than the cross-sectional area of the outlet 15, the air volume that can be collected by the inlet 14 is greater than that of the outlet 15, so that the air flow can enter from the inlet 14 and flow out from the outlet 15, based on According to the principle of mass conservation, the average wind speed entering from the inlet 14 will be much smaller than the average wind speed flowing out from the outlet 15, and based on Bernoulli's energy conservation principle, it can be known that the wind speed at the inlet 14 The average pressure will be greater than the average pressure at the outlet 15, so there will be a pressure differential between the inlet 14 and the outlet 15 which will result in another net torque between the inlet 14 and the outlet 15, So that the wind power body 1 takes the rotating shaft 16 as the axis, and rotates from the inlet 14 toward the adjacent outlet 15 . When the wind power body 1 starts to rotate, the rotating shaft 16 rotates synchronously, so that the power generating unit 3 can generate electricity and output it for use. Therefore, regardless of the wind blowing from any direction, the wind power body 1 can be kept rotating, and the power generating unit 3 can continue to generate electric power output, and it will not be affected by any terrain, terrain or turbulence, and it can be Maintain high-efficiency power output.

Please refer to FIG. 5 and FIG. 6 , the second embodiment of the omnidirectional wind turbine of the present invention includes: a wind power main body 1A, a support frame 2A and a power generating unit 3A. The difference between the second embodiment of the omnidirectional wind turbine and the first embodiment of the omnidirectional wind turbine is that the positions of the inlet 14A and the outlet 15A between the blade portions 11A of each layer of the wind power body 1A are The upper and lower settings are staggered from each other. In this way, no matter the wind blows from any direction at any moment, the wind power body 1A can generate a net torque to keep rotating, and the power generation unit 3A can continue to generate power output without any terrain, terrain or disturbance. It can maintain high-efficiency power output.

Please refer to FIG. 7 and FIG. 8, the third embodiment of the omnidirectional wind turbine of the present invention includes: a wind power body 1B, a support frame 2B and a power generating unit 3B. The difference between the third embodiment of the omnidirectional wind turbine and the above-mentioned first embodiment of the omnidirectional wind turbine is that the wind power body 1B is configured as a spherical body, and the blades 11B of each layer of the wind power body 1B are different from each other. The positions of the inlet 14B and the outlet 15B are aligned with each other at the top and bottom. In this way, regardless of the wind blowing from any direction, the wind power body 1B can generate a net torque to keep rotating, and the power generation unit 3B can continue to generate power output without being affected by any terrain, terrain or turbulence. can maintain high-efficiency power output.

Please refer to the ninth and tenth figures, the fourth embodiment of the omnidirectional wind turbine of the present invention includes: a wind power body 1C, a support frame 2C and a power generating unit 3C. The difference between the fourth embodiment of the omnidirectional wind turbine and the third embodiment of the omnidirectional wind turbine is that: the wind body 1C is configured as a spherical body, and each layer of the blade portion 11C of the wind body 1C has a The positions of the inlet 14C and the outlet 15C between them are staggered from each other up and down. In this way, regardless of the wind blowing from any direction at any moment, the wind power body 1C can generate a net torque to keep rotating, and the power generation unit 3C can continue to generate power output without any terrain, terrain or disturbance. It can maintain high-efficiency power output. In addition, the above-mentioned wind power body 1C in the embodiment of the present invention can also be designed as an elliptical sphere, which can achieve the same effect.

Please refer to the eleventh and twelfth figures. The present invention is an omnidirectional wind ventilation device. The first embodiment of the omnidirectional wind ventilation device includes: a wind power body 4 and a ventilation seat 5, wherein: the wind power The main body 4 is designed as a cylinder, and the wind power main body 4 is vertically provided with a plurality of layers of blade parts 41 which are separately arranged. It is divided into three equal parts, and then each equal part of the blade part 41 is provided with an arc-shaped flow channel 43 that penetrates the circumferential surface 42 (as shown in the thirteenth figure). The circumferential surface 42 is provided with an inlet 44 , the other end of the flow channel 43 is provided with an outlet 45 on an inner side surface 431 of the flow channel 43 near the center of the circle, and the position of the inlet 44 between the blade portions 41 of each layer The top and bottom are aligned with each other. The ratio of a first arc length θ 1 of the inlet 44 on the circumferential surface 42 to a third arc length θ 3 of the outlet 45 on the inner side 431 of the flow channel 43 is about 3:1 , so that both the windward surface and the cross-sectional area of the inlet 44 are larger than the air outlet surface and the cross-sectional area of the outlet 45 . A first ventilation channel 46 is disposed inside the wind power body 4 , and the first ventilation channel 46 communicates with the outlets 45 of the blade portion 41 of each layer. In addition, a bearing 47 is arranged at the bottom of the wind power body 4 .

The ventilation seat 5 is designed as a cylindrical pipe structure, and the ventilation seat 5 is combined with the wind power body 4 . A bearing portion 51 is provided on the top of the ventilation seat 5 , and the bearing portion 51 is combined with the bearing 47 of the wind power body 4 , so that the wind power body 4 can freely rotate relative to the ventilation seat 5 . In addition, a second ventilation channel 52 is formed through the interior of the ventilation base 5 , and the second ventilation channel 52 is communicated with the first ventilation channel 46 of the wind power body 4 . The ventilation base 5 can be fixed on the roof of a room or factory so that when the wind power body 4 rotates, the external wind flow can enter through the inlet 44 , and then be introduced through the flow channel 43 in the wind power body 4 . , through the first ventilation duct 46 and the second ventilation duct 52, and introduced into the interior of the room or factory to achieve the function of ventilating the interior of the room or factory.

As shown in Figures 13 and 14, when used for ventilation, the ventilation base 5 can be fixed to the roof of any room or factory where the wind flows. Using the wind power body 1 to form a 360-degree circumference The inlet 44 is provided on the surface 42, so no matter the wind blows from any direction, it can be collected by the inlet 44, and the wind flow is guided to the first ventilation by the flow channel 43 of the wind body 4 The air flow is guided to the second ventilation channel 52 in the ventilation base 5, and further guided to the interior of the room or the workshop, so as to achieve the function of ventilating the interior of the room or the workshop. Since the windward surface of the inlet 44 is directly affected by the wind flow (as shown in Figure 14), a net moment is formed between the inlet 44 and the center of the wind power body 4, using the bearing 47 of the wind power body 4 Combined with the bearing portion 51 of the ventilation base 5 , the wind main body 4 can be rotated from the inlet 44 toward the adjacent outlet 45 . And because the cross-sectional area of the inlet 44 is larger than the cross-sectional area of the outlet 45, the air volume that can be collected by the inlet 44 is greater than that of the outlet 45, so that the air flow can enter from the inlet 44 and flow out from the outlet 45, based on According to the principle of mass conservation, the average wind speed entering from the inlet 44 will be much smaller than the average wind speed flowing out of the outlet 45, and based on Bernoulli's energy conservation principle, it can be known that the wind speed at the inlet 44 The average pressure will be greater than the average pressure located around the outlet 45, thus creating a pressure differential between the inlet 44 and the outlet 45 which will result in another net torque between the inlet 44 and the outlet 45, So that the wind body 4 rotates from the inlet 44 toward the adjacent outlet 45 . Therefore, regardless of the wind blowing from any direction, the wind power body 4 can be kept rotating, and it is not affected by any terrain, terrain or turbulence, and can maintain high-efficiency ventilation performance.

Please refer to Figures 15 and 16, the second embodiment of the omnidirectional wind ventilation device of the present invention includes: a wind main body 4A and a ventilation base 5A. The difference between the second embodiment of the omnidirectional wind ventilation device and the above-mentioned first embodiment of the omnidirectional wind ventilation device is that the position of the inlet 44A between the blade parts 41A of each layer of the wind power body 4A is tied to the stagger the settings from each other. Therefore, regardless of the wind blowing from any direction at any moment, the wind power body 4A can be kept rotating, and it is not affected by any terrain, terrain or turbulence, and can maintain high-efficiency ventilation performance.

Please refer to Figures 17 and 18, the third embodiment of the omnidirectional wind ventilation device of the present invention includes: a wind main body 4B and a ventilation base 5B. The third implementation of the omnidirectional wind ventilation device The difference between this example and the first embodiment of the omnidirectional wind ventilation device is that: the wind power body 4B is set to be a spherical body, and the position of the inlet 44B between the blade parts 41B of each layer of the wind power body 4B is The top and bottom are aligned with each other. Therefore, regardless of the wind blowing from any direction, the wind body 4B can be kept rotating, and it is not affected by any terrain, terrain or turbulence, and can maintain high-efficiency ventilation.

Please refer to Figures 19 and 20, the fourth embodiment of the omnidirectional wind ventilation device of the present invention includes: a wind main body 4C and a ventilation base 5C. The difference between the fourth embodiment of the omnidirectional wind ventilation device and the third embodiment of the omnidirectional wind ventilation device is that: the wind power body 4C is configured as a spherical body, and the blade portion of each layer of the wind power body 4C is The positions of the inlets 44C between 41C are staggered from each other up and down. Therefore, no matter the wind blows from any direction at any moment, the wind body 4C can keep rotating, and it will not be affected by any terrain, terrain or turbulence, and can maintain high-efficiency ventilation. In addition, the above-mentioned wind power body 4C in the embodiment of the present invention can also be designed to be an elliptical sphere, which can achieve the same effect.

Based on the descriptions of the above embodiments, one can fully understand the operation, use and effects of the present invention, but the above-mentioned embodiments are only preferred embodiments of the present invention, which should not limit the implementation of the present invention. Scope, that is, simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the contents of the description of the invention, all fall within the scope of the present invention.

1: Wind power body

11: Blade part

12: Circumferential surface

14: Entrance

15: Export

16: Spindle

2: Support frame

Claims (10)

An omnidirectional wind turbine, comprising: a wind power body, which is vertically provided with a plurality of layers of blade portions, and the periphery of each layer of the blade portion is formed with a circumferential surface, and the circumferential surface is divided into plural equal parts, and the blade portion is divided into a plurality of equal parts. There is a flow channel running through the circumferential surface on each equal part, the two ends of the flow channel are respectively provided with an inlet and an outlet on the circumferential surface, and the inlet is located at a first arc length on the circumferential surface, which is related to the The ratio of a second arc length of the outlet on the circumferential surface is about 3:1, so that the windward surface and cross-sectional area of the inlet are larger than those of the outlet. The rotating shaft of the wind power main body is pivoted on the support frame for the blades to rotate relative to the support frame together; a power generating unit is connected to the rotating shaft, and when the rotating shaft rotates, the power generating unit can generate electricity and output. The omnidirectional wind turbine of claim 1, wherein the wind power body is configured as a cylinder, an ellipsoid or a spherical body. The omnidirectional wind turbine according to claim 1, wherein the inlet and the outlet between the blade parts of each layer are arranged to be aligned with each other up and down. The omnidirectional wind turbine according to claim 1, wherein the positions of the inlet and the outlet between the blade parts of each layer are staggered from each other up and down. The omnidirectional wind turbine of claim 1, wherein the circumferential surface is divided into three equal parts, the flow channel is arranged in an arc shape, and the blade portions of each layer are arranged separately. An omnidirectional wind ventilation device, comprising: a wind power body, which is vertically provided with a plurality of layers of blade parts, the peripheral edge of each layer of the blade part is formed with a circumferential surface, and the circumferential surface is divided into plural equal parts, and the blade part is divided into multiple equal parts. Each aliquot is provided with wear A flow channel into the circumferential surface, one end of the flow channel is provided with an inlet on the circumferential surface, the other end of the flow channel is provided with an outlet on an inner side of the flow channel, and the inlet is located at a The ratio of the first arc length to a third arc length of the outlet on the inner side is about 3:1, so that the windward surface and cross-sectional area of the inlet are larger than the outlet surface and cross-sectional area of the outlet, The inside of the wind power body is provided with a first ventilation channel, the first ventilation channel is communicated with the outlets of the blade parts of each layer; a ventilation seat is combined with the wind power body, and the wind power body is opposite to the wind power body. The vent seat rotates freely. The omnidirectional wind ventilation device of claim 6, wherein the wind power body is configured as a cylinder, an ellipsoid or a spherical body. The omnidirectional wind ventilation device as claimed in claim 6, wherein the positions of the inlets between the blade portions of each layer are aligned with each other up and down. The omnidirectional wind ventilation device according to claim 6, wherein the positions of the inlets between the blade parts of each layer are staggered from each other up and down. The omnidirectional wind ventilation device of claim 6, wherein the circumferential surface is divided into three equal parts, the flow channel is arranged in an arc shape, the blade parts of each layer are arranged separately, and the bottom of the wind power body is There is a bearing, the top of the ventilation seat is provided with a bearing part, the bearing is combined with the bearing part, the interior of the ventilation seat is provided with a second ventilation channel, and the second ventilation channel is connected with the first ventilation channel The second ventilation duct is introduced into a room or a factory building, so as to achieve the function of ventilating the interior of the room or the factory building.

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