TWI395869B - Can automatically adjust the wind wind machine - Google Patents

Description

Automatically adjustable wind turbine

The invention relates to a wind-collecting wind turbine which can be automatically adjusted, which can improve the wind collecting efficiency by automatically adjusting the wind collecting area of the tapered air duct of the wind turbine inlet and the wind expanding area of the wind turbine outlet. And to maintain a gentle change in the pressure of the wind.

According to the conventional wind turbine wind collector, although it has the basic functions of collecting wind, it is structurally complicated and cannot accurately sense the wind speed to automatically adjust the wind collecting and outlet areas, thereby improving the collection efficiency and maintaining appropriate Pressure difference.

Please refer to the eleventh figure, which is a three-dimensional exploded view of the wind turbine of the conventional wind turbine. It is the technology disclosed in the case of the Republic of China Announcement No. M315262 "Wind Generator Wind Collector", which states: Fan (A) The surrounding air guiding device (B) is mainly composed of an upper collecting hood (B1) and a lower collecting hood (B2), and a majority is set between the upper collecting hood (B1) and the lower collecting hood (B2). a radially arranged wind deflecting piece (C), which can follow the upper collecting hood (B1) and the lower collecting hood (B2) and adjust the angle of deflection according to the wind speed of the external environment. .

The disadvantages of the wind generators of the above-mentioned conventional wind power generators are as follows:

1. The structural design is more complicated, and the wind resistance effect is higher, which affects the efficiency.

2. The wind speed cannot be accurately sensed to automatically adjust the wind and the air outlet area.

3. Maintenance and repair is more complicated, and it is time consuming to replace related components.

4. The air guiding device is a semi-open type collecting method, and the collecting effect is small.

5. The structure of the air guiding device is used for vertical axis wind turbines, but not suitable A horizontal axis wind turbine for use in the present invention.

In summary, the mentioned wind collecting device for the conventional wind power generator, although capable of achieving the basic requirements of the wind collecting, has a complicated structural device and a high wind resistance effect and a poor reactivity of the induced wind speed. In the case of shortcomings and deficiencies, the specific effects of more effective wind gathering cannot be achieved.

Due to the above-mentioned shortcomings and shortcomings of the wind turbines used in the wind turbines, it is necessary to propose specific improvement plans based on the future trend of industrial progress, in order to meet the needs of industrial progress, and further provide more industries. Technical choice.

The invention solves the defects that the wind collecting device of the wind power generator is complicated in structure, the wind resistance effect is high, and the reactivity of the induction wind speed is poor, and the practical technology is limited, and the simplified structure is achieved on the one hand. In addition to the complexity, the other is to reduce the wind resistance effect and improve the responsiveness to wind speed, in order to achieve the basic functions of the wind collection, and to make it convenient to use and to improve the overall efficiency of the specific requirements.

In order to achieve the above purposes and functions, the specific technical means and solutions adopted include: an automatically adjustable wind-collecting wind turbine comprising: a wind turbine comprising a main shaft and a blade.

The self-adjusting wind collector is disposed at the air inlet of the wind turbine, and comprises a tapered air duct having an inlet and an outlet and at least one flexible flat plate, wherein the tapered air duct outlet is connected to the air inlet of the wind turbine, and At least one opening is provided on the upper side or the lower side of the tapered duct, and the flexible flat plate can be on the side or the lower side of the divergent air duct The side opening is opened and closed.

The self-adjusting diffuser is disposed at an air outlet of the wind turbine, and includes a diverging air duct having an inlet and an outlet, and at least one flexible flat plate, wherein the divergent air duct inlet is connected to an air outlet of the wind turbine, and the At least one opening is provided on the upper side or the lower side of the divergent air duct, and the flexible flat plate can be opened and closed at the upper side or the lower side opening of the divergent air duct.

The steering adjustment wing is attached to the top and left and right sides of the wind turbine and is a vertical outer wing body.

The crankshaft is located at the bottom of the wind turbine and is a shaft body that is always standing.

The two sides of the flexible duct are respectively provided with a groove, and the two sides of the flexible flat plate are respectively connected with the outlets of a slider and the tapered air duct, and the two sides of the slider are respectively disposed on the rotating shaft. a groove, and a shaft ring is sleeved on the rotating shaft on the two sides of the slider, and a fan blade or a wind deflector plate is disposed at the end of the rotating shaft. The ring ring is coupled to a fixing spring on the two sides of the tapered air duct.

The two sides of the opening of the divergent air duct are provided with a groove, and the two sides of the flexible flat plate are respectively connected with the entrance of a slider and the tapered air duct, and the two sides of the slider are respectively disposed on the rotating shaft. a groove, and a shaft ring is sleeved on the rotating shaft on the two sides of the slider, and a fan blade or a wind deflector plate is disposed at the end of the rotating shaft. Further, the shaft ring connects a tension spring to the fixing seat on both sides of the gradually expanding air duct.

The advantages of the invention are:

1. The size of the wind collecting area can be automatically adjusted according to the wind speed to improve the collection efficiency.

2. The size of the wind output area can be automatically adjusted according to the wind speed to slow down the pressure recovery rate of the air outlet, thereby improving the fatigue damage of the blade caused by the rapid change of the wind turbine outlet.

3. The process of automatic adjustment does not require additional power at all, and the energy efficiency is high.

4. Allow the wind turbine to maintain proper wind speed, wind pressure and pressure differential to avoid damage.

5. It can effectively improve the efficiency of the generator after the wind turbine is connected.

Referring to the first, third, fourth and sixth figures, the invention comprises a wind turbine (1) comprising a main shaft (11) and a blade (12).

The self-adjusting wind collector (2) is disposed at the air inlet (13) of the wind turbine (1), and comprises a tapered air duct (21) having an inlet (213) and an outlet (214) and at least one deflection a flat plate (22), the outlet (214) of the tapered air duct (21) is connected to the air inlet (13) of the wind turbine (1), and at least one opening is provided on the upper side or the lower side of the tapered air duct (21) ( 211), the flexible plate (22) can be opened and closed at the upper side or the lower side opening (211) of the progressive air duct (21).

The self-adjusting diffuser (3) is disposed at the air outlet (14) of the wind turbine (1) and includes a divergent air duct (31) having an inlet (313) and an outlet (314) and at least one of the flexibility a flat plate (32), the inlet (313) of the gradually expanding air duct (31) is connected to the air outlet (14) of the wind turbine (1), and at least one opening is provided on the upper side or the lower side of the progressive air duct (31). The flexible plate (32) can be opened and closed at the upper side or lower side opening (311) of the progressive air duct (31).

The steering adjustment wing (4) is attached to the top and left and right sides of the wind turbine (1) and is a vertical outer wing body for steering adjustment of the wind turbine (1).

The crankshaft (5) is attached to the bottom of the wind turbine (1) and is a shaft body that is always standing.

A groove (212) is disposed on two sides of the opening (211) of the tapered air duct (21), and the two sides of the flexible flat plate (22) are respectively connected with a slider (6) and an outlet of the tapered air duct (21) ( 214) The flexible plate (22) is a flexible plate that can be folded and stretched and stretched and stretched (as shown in FIG. 3 and FIG. 3A); and the slider (6) has two sides. The shaft (61) is respectively disposed on the rotating shaft (61), and a shaft (611) is loosely sleeved on the rotating shaft (61) on both sides of the slider (6), and a fan blade is arranged at the end of the rotating shaft (61). (612) Further, the collar (611) is coupled to a tension spring (7) to a fixed seat (215) on both sides of the tapered air duct (21).

A groove (312) is disposed on two sides of the opening (311) of the gradually expanding air duct (31), and the two sides of the flexible flat plate (32) are respectively connected with a slider (6) and a tapered air duct (31) ( 313) The flexible plate (32) is a foldable and stretched elastic plate (as shown in the third and third A drawings); and the slider (6) has two sides. A shaft (61) is respectively disposed on the groove (312), and a shaft (611) is loosely sleeved on the rotating shaft (61) on both sides of the slider (6), and a blade is disposed at the end of the rotating shaft (61). (612) Further, the collar (611) is coupled to a tension spring (7) to a fixed seat (315) on both sides of the progressive air duct (31).

With the above structure, the present embodiment is characterized in that the tapered air duct (21) has two upper and lower openings (211) and the progressive air duct (31) has two upper and lower openings (311) as specific application examples, and the tapered air duct (21) And the fan (6) has a slider (6) extending from the rotating shaft (61) on both sides of the divergent air duct (31), and the rotating shaft (61) is loosened in the collar (611) to When the wind force is applied to the blade (612), the rotating shaft (61) is rotated in the groove (212, 312) to drive the slider. (6) Leaving the original position, the collar (611) and the fixed seat (215, 315) are connected by a tension spring (7) to provide a restoring force for the return of the slider (6) when the wind force is insufficient.

The application principle of the structure is to adjust the size of the wind collecting area and the wind output area to meet the wind speed of various situations; when the unequal wind acts on the fan blade (612), the fan blade (612) will transmit the torsional power. To the rotating shaft (61), the flexible plate (22) is driven forward and backward by the slider (6) of the tapered air duct (21) of the self-adjusting air collector (2) to change the collecting area and the self-adjusting diffuser (3) The slider (6) of the progressive air duct (31) drives the flexible flat plate (32) forward and backward to change the air outlet area.

Referring to the second figure, a perspective view of an overall structure of an embodiment of the present invention is shown, which is different from the previous embodiment only in that the blade (612) of the foregoing embodiment is changed to a windshield (8) type. .

Please refer to FIG. 5 and FIG. 6 respectively, which are respectively a perspective view of the opening and closing state under the weak wind condition of the present invention and a side view of the opening and closing state under the weak wind condition of the present invention, wherein when the wind level belongs to a weak wind, The wind speed is small, so it is necessary to have a larger wind collecting area to increase the wind collecting efficiency of the wind turbine (1), and a smaller wind output area to keep the wind machine (1) pressure difference for the wind power. The machine (1) operates to generate electricity.

In this state, when the wind flows in from the inlet (213) of the tapered duct (21) of the self-adjusting air collector (2), the air inlet (13) of the wind turbine (1) is connected via the outlet (214), and flows through The blade (12) driven by the main shaft (11) is then passed through the inlet (313) of the self-adjusting diffuser (3) and finally from the outlet (314) by the air outlet (14) of the wind turbine (1); In the process, because the wind speed is not enough Pushing the fan blade (612) to move the slider (6) forward between the groove (212, 312) on both sides of the tapered air duct (21) and the progressive air duct (31), so that the duct is gradually tapered (21) The flexible flat plate (22) on the upper lower opening (211) is in a completely closed state, and the wind collecting area is the largest to improve the collecting efficiency, and the tension spring (7) coupled to the fixing seat (215) In an undeformed state; the flexible flat plate (32) on the lower opening (311) above the progressive air duct (31) is fully opened, and the air outlet area is minimized to maintain a proper pressure difference and is coupled to The tension spring (7) of the fixing seat (315) is in an undeformed state.

The steering adjustment wing (4) is attached to the top of the wind turbine (1), and the adjustable wind turbine (1) is rotated on the crankshaft (5) toward the wind direction.

The axial distance between the blade (612) of the self-adjusting wind collector (2) and the blade (612) of the self-adjusting diffuser (3) is the flow length (9).

Please refer to the seventh figure and the eighth figure respectively, which are respectively a perspective view of the opening and closing state under the intermediate wind condition of the present invention and a side view of the opening and closing state under the intermediate wind condition of the present invention, wherein when the wind level belongs to between the weak wind and the strong wind In the middle grade wind, due to the wide range of wind speeds, it is necessary to adjust the wind collecting efficiency of the wind turbine (1) by adjusting the wind collecting area of the wind turbine (1) at any time, and the wind output area corresponding to the wind collecting area is used to adjust the wind. The pressure recovery rate of the air outlet (14) of the machine (1) is to prevent the pressure of the outlet (314) from changing too much, causing vibration or fatigue damage of the blade (12) of the wind turbine (1).

In this state, when the wind flows in from the inlet (213) of the tapered duct (21) of the self-adjusting air collector (2), the air inlet (13) of the wind turbine (1) is connected via the outlet (214), and flows through The blade (12) driven by the main shaft (11), and then by the wind The air outlet (14) of the machine (1) passes through the inlet (313) of the self-adjusting diffuser (3) and finally flows out of the outlet (314); in the process, the fan blade (612) is driven by a wide range of wind speeds. The slider (6) moves forward to different degrees between the groove (212, 312) on both sides of the tapered air duct (21) and the progressive air duct (31), so that the tapered air duct (21) is placed above and below. The flexible flat plate (22) on the side opening (211) is partially opened, and the wind collecting area can be adjusted according to the wind speed to adjust to the optimal collecting efficiency while protecting the wind turbine (1) to avoid The wind turbine (1) is damaged and protected because the collected air volume is too large, and the tension spring (7) connected to the fixed seat (215) is in various degrees of deformation; and the lower side opening of the gradually expanding air duct (31) The flexible flat plate (32) on (311) is partially opened, and the air outlet area can be adjusted according to the wind speed to adjust the pressure recovery rate of the air outlet (14) of the wind turbine (1) to avoid the exit ( 314) The pressure recovery changes too much, causing the blade (12) of the wind turbine (1) to be vibrated or fatigue damaged, and the tension spring (7) attached to the fixed seat (315) is in various different ways. The deformed state.

The steering adjustment wing (4) is attached to the top of the wind turbine (1), and the adjustable wind turbine (1) is rotated on the crankshaft (5) toward the wind direction.

The axial distance between the blade (612) of the self-adjusting wind collector (2) and the blade (612) of the self-adjusting diffuser (3) is the flow length (9).

Please refer to the ninth and tenth views, which are respectively a perspective view of the opening and closing state under the strong wind condition of the present invention and a side view of the opening and closing state under the strong wind condition of the present invention, wherein when the wind level belongs to a strong wind, due to the wind speed Large, so only a small collection of wind area can be used to improve the wind effect of the wind turbine (1) Rate, even when the wind speed is too large, the air inlet (13) of the wind turbine (1) can be completely closed by the folded flexible plate (22), so that the wind cannot enter the wind turbine through the air inlet (13) (1) ) Internal to protect the wind turbine (1).

The steering adjusting wing (4) is arranged on the top and left and right sides of the wind turbine (1), and the adjustable wind turbine (1) is rotated on the crankshaft (5) toward the wind direction.

The axial distance between the blade (612) of the self-adjusting wind collector (2) and the blade (612) of the self-adjusting diffuser (3) is the flow length (9).

Please refer to Appendix 1, which is the change diagram of the outlet pressure of the wind turbine (1). Due to the high wind speed, the pressure difference between the outlet of the wind turbine (1) and the atmospheric pressure becomes larger, and the wind is generated by the larger outlet area. Reduce the pressure recovery rate of the Pb point at the exit of the wind turbine (1) to avoid the sudden change of the pressure due to the outlet, which is caused by vibration or fatigue damage of the blade of the wind turbine (1).

In summary, the present invention relates to an application technology of an automatically adjustable wind turbine, specifically a self-adjusting wind collector and a self-adjusting diffuser on the air inlet and the air outlet of the wind turbine. Wind area and air outlet area, the tapered air duct of the self-adjusting wind collector is matched with the fan blades on the two sides of the slider to sense the wind speed to drive the flexible flat plate to open or close, and adjust the wind collecting area to improve the efficiency of collecting wind; In addition, the fan of the self-adjusting diffuser is matched with the fan blades on the two sides of the slider to sense the wind speed to drive the flexible plate to open or close, and adjust the air outlet area to maintain a proper pressure difference, thereby improving the wind turbine. Power generation efficiency, an optimal improvement and design, is the most specific improvement of the present invention for an automatically adjustable wind turbine.

(1) ‧‧‧Wind turbines

(11)‧‧‧ Spindle

(12) ‧‧‧blade

(13)‧‧‧Air inlet

(14) ‧‧‧air outlet

(2) ‧‧‧ Self-adjusting collector

(21) ‧ ‧ gradual duct

(211) ‧ ‧ openings

(212) ‧‧‧ trench

(213)‧‧‧ Entrance

(214)‧‧‧Export

(215)‧‧‧ Fixed seat

(22)‧‧‧Flexible plate

(3) ‧‧‧ Self-adjusting diffuser

(31) ‧ ‧ gradual expansion duct

(311) ‧ ‧ openings

(312) ‧‧‧ trench

(313)‧‧‧ Entrance

(314)‧‧‧Export

(315) ‧ ‧ fixed seat

(32)‧‧‧Flexible tablets

(4) ‧‧‧ steering adjustment wing

(5) ‧‧‧ crankshaft

(6)‧‧‧ Slider

(61) ‧‧‧ shaft

(611)‧‧‧ collar

(612)‧‧‧ fan blades

(7)‧‧‧ stretching spring

(8) ‧ ‧ wind resistance board

(9) ‧ ‧ flow length

(A) ‧‧‧fan

(B) ‧‧‧air guides

(B1)‧‧‧Upper hood

(B2) ‧ ‧ lower collector hood

(C) ‧‧‧ Guide film

First Figure: A perspective view of the overall structure of an embodiment of the present invention.

Second Figure: A perspective view of the overall structure of another embodiment of the present invention.

Fig. 3 is a perspective, cross-sectional view showing the appearance of a partial structure according to an embodiment of the present invention.

Figure 3A is a plan sectional view showing the appearance of a partial structure according to an embodiment of the present invention.

Fourth Figure: is a plan sectional view showing the appearance of a partial structure according to an embodiment of the present invention.

Fig. 5 is a perspective view showing the opening and closing state of the present invention under weak wind conditions.

Figure 6: Side view of the open and closed state of the present invention under weak wind conditions.

Figure 7 is a perspective view showing the opening and closing state of the intermediate wind condition of the present invention.

Figure 8 is a side view of the open and closed state of the present invention under intermediate wind conditions.

Ninth view: A perspective view of the opening and closing state of the present invention under strong wind conditions.

Fig. 10 is a side view showing the opening and closing state of the present invention under strong wind conditions.

Figure 11: An exploded view of the wind turbine of a conventional wind turbine.

Attachment 1: is the change of the outlet pressure of the wind turbine.

(1) ‧‧‧Wind turbines

(13)‧‧‧Air inlet

(14) ‧‧‧air outlet

(2) ‧‧‧ Self-adjusting collector

(21) ‧ ‧ gradual duct

(211) ‧ ‧ openings

(212) ‧‧‧ trench

(213)‧‧‧ Entrance

(214)‧‧‧Export

(215)‧‧‧ Fixed seat

(22)‧‧‧Flexible plate

(3) ‧‧‧ Self-adjusting diffuser

(31) ‧ ‧ gradual expansion duct

(311) ‧ ‧ openings

(312) ‧‧‧ trench

(313)‧‧‧ Entrance

(314)‧‧‧Export

(315) ‧ ‧ fixed seat

(4) ‧‧‧ steering adjustment wing

(5) ‧‧‧ crankshaft

(6)‧‧‧ Slider

(61) ‧‧‧ shaft

(611)‧‧‧ collar

(612)‧‧‧ fan blades

Claims (5)

The utility model relates to an adjustable wind turbine, which comprises: a wind turbine comprising a main shaft and a blade; the self-adjusting wind collector is arranged at an air inlet of the wind turbine, and comprises an inlet and an outlet. a tapered air duct and at least one flexible flat plate, the tapered air duct outlet being connected to the air inlet of the wind turbine, and the upper or lower side of the tapered air duct is provided with at least one opening, and the flexible flat plate can be expanded Opening and closing at the upper side or the lower side of the air duct; the self-adjusting diffuser is disposed at the air outlet of the wind turbine, and comprises a diverging duct having an inlet and an outlet and at least one flexible flat plate, the diverging The air duct inlet is connected to the air outlet of the wind turbine, and at least one opening is provided on the upper side or the lower side of the diverging air duct, and the flexible flat plate can be opened and closed at the upper side or the lower side opening of the divergent air duct; The wing is disposed on the top and left and right sides of the wind turbine and is a vertical outer wing body; the crankshaft is disposed at the bottom of the wind turbine and is a shaft body that is always upright; the flexible flat plate is a Collapsible and stretched elastic sheets. The wind-collecting wind turbine according to the first aspect of the invention, wherein the tapered air duct opening has a groove on two sides thereof, and the two sides of the flexible flat plate are respectively connected with a slider and a taper. The outlet of the air duct is connected, and the two sides of the slider are respectively disposed on the groove by a rotating shaft. The wind-adjustable wind turbine according to the second aspect of the invention, wherein the shaft on the two sides of the slider is sleeved with a collar and the shaft The end is provided with a blade or a windshield plate, and the collar is connected with a tension spring to the fixing seat on both sides of the tapered air duct. The wind-adjustable wind turbine according to the first aspect of the invention, wherein the two sides of the opening of the diffusing duct are provided with a groove, and the two sides of the flexible flat plate are respectively separated from a slider and a taper. The inlets of the air ducts are connected, and the two sides of the slider are respectively disposed on the grooves by a rotating shaft. The wind turbine of the wind turbine of the fourth aspect of the invention, wherein the shaft on the two sides of the slider is sleeved with a collar and the end of the shaft is provided with a blade or a wind deflector, and the shaft The ring is connected with a tension spring to the fixing seat on the two sides of the gradually expanding air duct.