TW201742985A - Wind turbine and wind power device thereof comprising a wind power device and at least one power generation assembly, and capable of fully utilizing the wind power of an airflow for improving power generation efficiency - Google Patents

Abstract

Disclosed is a wind turbine, comprising a wind power device and at least one power generation assembly, wherein the wind power device comprises a case member, a cross-flow type fan blade and an axial-flow type fan blade; the case member is provided with an air inlet, an air outlet, and a passage for communicating the air inlet and the air outlet, the cross-flow type fan blade is located in the passage and corresponds to the air inlet, the axial-flow type fan blade is located in the passage and corresponds to the air outlet, so that when an airflow enters the passage via the air inlet, a radial airflow of the airflow rotates the cross-flow type fan blade, and an axial airflow of the airflow rotates the axial-flow type fan blade to jointly or separately drive the power generation assembly to generate power.

Description

Wind turbine and its wind power equipment

The invention relates to a wind power generator and a wind power device thereof, in particular to a wind power generator and a wind power device using the cross flow fan blade and the axial flow fan blade.

Common wind turbines can be mainly divided into horizontal axis wind turbines and vertical axis wind turbines. Regarding the vertical-axis wind turbine, the manufacturer has developed a "spiral straight-axis wind power generation device" such as the Republic of China Patent Publication No. M378283, which includes: a generator having a rotatable mandrel; at least one straight-axis rotary member The shaft includes a rotating shaft and a plurality of spiral blades, and one end of the rotating shaft is connected to the mandrel of the generator, and one side of the plurality of spiral blades is fixed on the surface of the rotating shaft, and a spiral climbing is formed along the axial direction of the rotating shaft. The shape is formed on the other side of the plurality of spiral blades to form a retaining wall having a height.

However, there are still deficiencies in the above-mentioned previous cases to be improved. The main reasons are:

1. Although the spiral blade is not driven by the wind of a specific wind direction, when applied to a field having a relatively variable wind direction, the steering and the rotation speed of the spiral blade are easily affected, thereby affecting the use efficiency.

2. The aforementioned spiral blade is not easy to effectively utilize the axial wind force, and the wind power use efficiency is insufficient.

In order to further improve the efficiency of utilizing wind power, the present inventors propose a wind power generator comprising: a shell member having an air inlet, an air outlet, and a passage connecting the air inlet and the air outlet; a cross flow type a fan blade located at the passageway and corresponding to the air inlet; and an axial flow fan blade located at the passageway and corresponding to the air outlet for a radial airflow of the airflow when an airflow enters the passageway through the air inlet The cross-flow fan blade rotates, and an axial flow of the air stream rotates the axial flow fan to drive a power generation assembly to generate electricity separately or separately. .

Further, the cross flow fan blade and the axial flow fan blade each have a shaft that rotates about an axis of a vertical horizontal plane.

Further, the shaft of the axis of the cross flow fan and the shaft of the axial fan are all on the same axis.

Further, the air outlet is relatively higher than the air inlet.

Further, the housing further comprises a further air inlet opposite to the air inlet, and further comprising at least one damper for opening and closing the air inlet or the other air inlet.

Further, a flow guiding member is disposed between the cross flow fan blade and the axial flow fan blade, and the flow guiding member has a plurality of flow guiding holes, and the guiding hole is annularly disposed around the axis.

The present invention is also a wind power generator comprising: a shell member having an air inlet, an air outlet, and a passage connecting the air inlet and the air outlet, the air outlet being relatively higher than the air inlet; a cross flow fan a leaf located at the channel and corresponding to the air inlet; an axial flow fan blade located at the channel and corresponding to the air outlet, the cross flow fan blade and the axial flow fan blade each having a shaft, the cross flow fan blade The shaft and the shaft of the axial fan blade rotate on the same axis of the vertical horizontal plane, so that when a gas flow enters the passage through the air inlet, a radial airflow of the airflow rotates the cross flow fan blade. And an axial flow of the airflow rotates the axial fan blade; and two power generation components are respectively located at adjacent ends of the casing, respectively connecting the cross flow fan blade and the axial flow fan blade, respectively Power is generated by the cross flow fan blade and the axial flow fan blade.

Further, the housing further includes a further air inlet opposite to the air inlet, and further includes two air dampers for respectively opening and closing the air inlet and the other air inlet.

Further, a flow guiding member is disposed between the cross flow fan blade and the axial flow fan blade, and the flow guiding member has a plurality of flow guiding holes, and the guiding hole is annularly disposed around the axis.

The present invention may also be a wind power device, comprising: a shell member having an air inlet, an air outlet, and a passage connecting the air inlet and the air outlet, the air outlet being relatively higher than the air inlet; a cross flow fan a leaf located at the channel and corresponding to the air inlet; an axial flow fan blade located at the channel and corresponding to the air outlet, the cross flow fan blade and the axial flow fan blade each having a shaft, the cross flow fan blade The shaft and the shaft of the axial fan blade rotate on the same axis of the vertical horizontal plane; and a wind deflector has a spacing from the shell member, and one end of the air deflector is relatively lower than the air inlet Extending the portion to a portion corresponding to the air inlet, thereby allowing a radial airflow to enter the passage through the air inlet, and an axial airflow is guided by the air deflector to the air inlet and converted to the Radial airflow enters the passage such that the cross flow fan blade is driven to rotate by the radial airflow, and the radial airflow is guided by the casing member into an axial airflow to rotate the axial flow fan blade to A wind force is output by the cross flow fan blade and the axial flow fan blade.

According to the above technical features, the following effects can be achieved:

1. Since the cross flow fan blade and the axial flow fan blade are provided, the wind power of the air flow can be fully utilized, and the flow direction of the air flow can be restricted by the shell member to prevent the air flow direction from being too variable and affecting the cross flow fan. The rotation of the leaf and the aforementioned axial flow fan blade can thereby achieve the purpose of improving the power generation efficiency of the wind power generator.

2. Since the axial flow fan blade is located above the cross flow fan blade, in addition to being driven by the air flow guided by the casing member, a rising axial airflow can be directly generated by the vicinity of the building. Driven.

3. The opening and closing of different dampers can be determined according to actual needs to improve the practicability of the products.

4. The rising axial airflow can be effectively guided by the air deflector, and the rising axial airflow near the building can be more effectively utilized because the rising axial airflow prevents the radial airflow from entering the air inlet.

In combination with the above technical features, the main effects of the wind power generator and its wind power apparatus of the present invention will be clearly shown in the following embodiments.

Please refer to the first figure for revealing a wind power generator according to an embodiment of the present invention, comprising: a shell member (1), a cross flow fan blade (2), an axial flow fan blade (3), and a second air door (4). (40) and two power generation components (5) (50), wherein:

Referring to the second figure, the shell member (1) has an air inlet (11), an air outlet (12), and a passage (13) communicating with the air inlet (11) and the air outlet (12). Preferably, the shell member (1) further comprises another air inlet (110), the other air inlet (110) is opposite to the air inlet (11), and the air inlet (11) and the other air inlet ( 110) are respectively located on opposite sides of the shell member (1).

Continuing to refer to the second and third figures, the cross flow fan blade (2) is located in the passage (13) of the casing member (1) and is located at the air inlet (11) and the other air inlet (110). between. The cross flow fan blade (2) has a shaft (21), and the shaft (21) of the cross flow fan blade (2) is rotated by an axis (L1) of a vertical horizontal plane, and the cross flow fan blade (2) ) means that the route of the exhaust airflow is substantially perpendicular to the axis (L1).

Continuing to refer to the second and third figures, the axial flow fan blade (3) is located in the passage (13) of the casing member (1) and corresponds to the air outlet (12), the axial flow fan blade (3) Having a shaft (31), the shaft (31) of the axial fan blade (3) is rotated by an axis (L2) of a vertical horizontal plane, and the axial fan blade (3) means an exhaust airflow The route is substantially parallel to the axis (L2). Preferably, the shaft (21) of the cross flow fan blade (2) and the shaft rod (31) of the axial flow fan blade (3) are on the same axis, but are not limited to being in the same axis. On the line, for example, the axis (L1) of the shaft (21) of the cross flow fan blade (2) may also have an angle with respect to the axis (L2) of the shaft (31) of the axial fan blade (3). Or parallel.

Continuing to refer to the second and third figures, the two dampers (4) (40) are used to open and close the air inlet (11) and the other air inlet (110), respectively. In detail, the two dampers (4) (40) are detachably or movably connected to the casing (1) to remove or shield the air inlet (11) and the other air inlet (110). In this embodiment, the housing (1) has a pair of upper ring grooves (14) and a lower ring groove (15), and the two dampers (4) (40) are located in the upper ring groove (14) and the lower ring. Between the slots (15), the upper ring groove (14) and the lower ring groove (15) are displaced relative to the casing (1), but not limited thereto, the second damper (4) (40) is also The main purpose of the housing (1) is to allow the two dampers (4) (40) to remove or shield the air inlet (11) and the other air inlet (110).

Continuing to refer to the second and third figures, the two power generating components (5) (50) are respectively located adjacent to the two ends of the casing (1), and the two power generating components (5) (50) are respectively connected to the cross flow type. a fan blade (2) and the axial flow fan blade (3), whereby the two power generating components (5) (50) are respectively received by the cross flow fan blade (2) and the axial flow fan blade (3) Drive to generate electricity. The principle of power generation is mainly the use of the principle of "electromagnetic induction" to convert the work done by the power into electrical energy, for example, a permanent magnet or an induction coil is disposed on the cross flow fan blade (2) and the axial flow fan blade (3). When the shaft (21) (31) rotates the permanent magnet or the induction coil, the induced current can be generated due to the change of the magnetic field. However, this is a general technique of the generator and therefore will not be described in detail. It should be further noted that in the embodiment, the cross flow fan blade (2) and the axial flow fan blade (3) respectively drive a power generation component (5) (50) to generate electricity, but this is not For example, when the shaft (21) of the cross flow fan blade (2) and the shaft (31) of the axial flow fan blade (3) are the same shaft, a power generating component can be driven together. Further, the use is not limited to power generation, and the shell member (1), the cross flow fan blade (2), and the axial flow fan blade (3) may be used as a wind power device to output power.

Referring to the first figure, preferably, a flow guiding member (6) is further disposed between the cross flow fan blade (2) and the axial flow fan blade (3), and the flow guiding member (6) The plurality of air guiding holes (61) are annularly disposed around the axis (L1) (L2) to allow airflow to be uniformly guided to the axial flow fan blade (3).

In the case of use, please refer to the fourth figure. The embodiment can be set on a building (A) (for example, a building), and the air outlet (12) is relatively higher than the air inlet (11), and then opened. The air inlet (11) is closed, and the other air inlet (110) is closed. When a gas stream is blown into the passage (13) through the air inlet (11) of the casing member (1), the radial airflow of the airflow will drive the cross-flow fan blade (2) to rotate and flow radially, and the diameter The flowing airflow will be guided by the casing (1) to be turned into an axial axial flow, thereby driving the axial fan blade (3); the axial flow of the airflow is directly driven The axial flow fan blade (3) finally flows out through the air outlet (12), thereby achieving the purpose of respectively driving a power generation component (5) (50) to generate electricity. Since the wind power generator of the embodiment has the cross flow fan blade (2) and the axial flow fan blade (3), the wind power of the airflow can be fully utilized, and the flow direction of the airflow can be restricted by the shell member (1). In order to avoid the excessive flow of the airflow and affect the rotation of the cross flow fan blade (2) and the axial flow fan blade (3), the purpose of improving the power generation efficiency of the wind turbine can be achieved. On the other hand, the axial flow fan blade (3) can be driven by the airflow guided by the casing member (1), and can also directly generate a rising axial direction by the vicinity of the building (A). Driven by airflow.

Continuing to refer to the fourth figure, preferably, a guide member (7) is further included for effectively guiding the rising axial airflow near the building (A) to the air inlet (11). The guide member (7) includes an air deflector (71) and a connecting member (72), and the air deflector (71) is connected to the shell member (1) and the building (A). Having a spacing, one end of the air deflector (71) is bent from a portion relatively lower than the air inlet (11) to a portion corresponding to the air inlet (11) (for example, in the middle), thereby effectively guiding the rise The axial airflow is not caused by the rising axial airflow obstructing the radial airflow into the air inlet (11), and the connecting member (72) is used for fixing the air deflector (71) to a predetermined predetermined position. . Continued, please refer to the fifth figure. The user can also open another air inlet (110) and close the air inlet (11) by the damper (4) to facilitate the introduction of airflow according to the actual wind direction. Practicality.

In view of the foregoing description of the embodiments, the operation and the use of the present invention and the effects of the present invention are fully understood, but the above described embodiments are merely preferred embodiments of the present invention, and the invention may not be limited thereto. Included within the scope of the present invention are the scope of the present invention.

(1)‧‧‧Shell
(11) ‧‧‧ air inlet
(110) ‧ ‧ another air inlet
(12) ‧‧‧air outlet
(13) ‧‧‧ channels
(14) ‧‧‧Upper ring groove
(15) ‧‧‧ Lower ring groove
(2) ‧‧‧ cross flow fan blades
(21)‧‧‧ shaft
(3) ‧‧‧Axial flow fan blades
(31)‧‧‧ shaft
(4) (40) ‧ ‧ dampers
(5) (50) ‧ ‧ power generation components
(6) ‧ ‧ Nav
(61)‧‧‧Inlet
(7) ‧‧‧Guide
(71)‧‧‧Air deflector
(72)‧‧‧Connectors
(A) ‧ ‧ buildings
(L1) (L2) ‧ ‧ axis

[First figure] is a schematic perspective view of an embodiment of the present invention.

[Second figure] is a perspective exploded view of an embodiment of the present invention.

[Third Figure] is a schematic cross-sectional view of an embodiment of the present invention.

[Fourth Diagram] FIG. 1 is a schematic diagram showing the state of use of the embodiment of the present invention, showing the flow of air from the air inlet into the passage.

[Fifth Diagram] FIG. 2 is a schematic diagram showing the state of use of the embodiment of the present invention, showing the flow of air from another inlet port.

(1)‧‧‧Shell

(11) ‧‧‧ air inlet

(110) ‧ ‧ another air inlet

(12) ‧‧‧air outlet

(13) ‧‧‧ channels

(2) ‧‧‧ cross flow fan blades

(21)‧‧‧ shaft

(3) ‧‧‧Axial flow fan blades

(31)‧‧‧ shaft

(4) (40) ‧ ‧ dampers

(5) (50) ‧ ‧ power generation components

Claims (10)

A wind power generator comprising: a shell member having an air inlet, an air outlet, and a passage connecting the air inlet and the air outlet; a cross flow fan located at the passage and corresponding to the air inlet; and an axle a flow fan located at the passage and corresponding to the air outlet, wherein a radial airflow of the airflow causes the cross flow fan to rotate when a flow of air enters the passage through the air inlet, and one of the airflows of the airflow The axial fan blades are rotated to drive a power generating unit to generate electricity jointly or separately. The wind turbine of claim 1, wherein the cross flow fan blade and the axial flow fan blade each have a shaft that rotates about an axis of a vertical horizontal plane. The wind power generator of claim 2, wherein the shaft of the axis of the cross flow fan and the shaft of the axial fan are all on the same axis. The wind power generator of claim 2, wherein the air outlet is relatively higher than the air inlet. The wind power generator of claim 4, wherein the casing further comprises a further air inlet opposite to the air inlet, and further comprising at least one damper for opening and closing the air inlet or the other tuyere. The wind power generator of claim 3, further comprising a flow guiding member between the cross flow fan blade and the axial flow fan blade, the flow guiding member having a plurality of flow guiding holes, the guiding flow The hole is annularly disposed around the axis. A wind power generator comprising: a shell member having an air inlet, an air outlet, and a passage connecting the air inlet and the air outlet, the air outlet being relatively higher than the air inlet; a cross flow fan located at the a channel corresponding to the air inlet; an axial flow fan blade located at the channel and corresponding to the air outlet, the cross flow fan blade and the axial flow fan blade each having a shaft, the shaft of the cross flow fan blade and the shaft The shaft of the axial flow fan rotates on the same axis of the vertical horizontal plane, so that when a gas flow enters the passage through the air inlet, a radial air flow of the air flow rotates the cross flow fan blade, and the air flow is An axial airflow rotates the axial flow fan blade; and two power generation components are respectively located at opposite ends of the adjacent housing, respectively connecting the cross flow fan blade and the axial flow fan blade to respectively receive the cross flow type The fan blades and the axial fan blades drive to generate electricity. The wind power generator of claim 7, wherein the casing further comprises a further air inlet opposite to the air inlet, and further comprising a second air door for opening and closing the air inlet and the other tuyere. The wind power generator of claim 7, further comprising a flow guiding member between the cross flow fan blade and the axial flow fan blade, the flow guiding member having a plurality of flow guiding holes, the guiding flow The hole is annularly disposed around the axis. A wind power device comprising: a shell member having an air inlet, an air outlet, and a passage connecting the air inlet and the air outlet, the air outlet being relatively higher than the air inlet; a cross flow fan located in the channel And corresponding to the air inlet; an axial flow fan blade is located in the channel and corresponds to the air outlet, the cross flow fan blade and the axial flow fan blade both have a shaft, the shaft of the cross flow fan blade and the shaft The shaft of the flow fan blade rotates on the same axis of the vertical horizontal plane; and a wind deflector has a spacing from the shell member, and one end of the air deflector extends from a portion relatively lower than the air inlet to Corresponding to a portion of the air inlet, thereby allowing a radial airflow to enter the passage through the air inlet, and an axial airflow is guided by the air deflector to the air inlet and converted into the radial airflow into the a passage that causes the cross flow fan blade to be driven to rotate by the radial air flow, and the radial air flow is guided by the casing member into an axial air flow to rotate the axial flow fan blade by the cross flow type The fan blade and the axial fan blade output a wind.