Many narrow pipe whirlwind wind-power generating systems
Technical field
The utility model relates to a kind of wind-power generating system.Specifically, be how narrow pipe whirlwind wind-power generating system with narrow pipe wind-gathering device.
Background technique
All know in wind power generation field, the wind power generating set of existing main flow be horizontal shaft type initiatively to the wind type, this wind generator set blade length is longer, take the best 3MW unit of economical energy as example, the length of its individual blade is above 40 meters.And the method that increases separate unit wind engine unit capacity mainly is the length that increases blade, continues to increase the length of blade, not only is subject to the restriction of blade strength, and can increases the manufacture cost of motor.How to obtain larger power under the prerequisite that does not increase size of engine, be one of the research direction in wind motor field.
No. 201120318357.6 utility model patents of China disclose a kind of wind gathering type blower fan, this wind gathering type blower fan is the short cylinder of the conical wind gathering of gradually expansion type of outer race at turbine blade, although the ratio of the front and back bore of the short cylinder of this wind gathering only has 1.3 times, adopt this blower fan can make generated energy improve three times.Make blade obtain more energy by the short cylinder of wind gathering.Because turbine blade length is longer, the short cylinder of wind gathering need be enclosed within again the periphery of turbine blade, so that the bulky of the short cylinder of wind gathering, weight is heavier.Therefore, this wind motor can only be arranged on the lower ground, can't be arranged on the high mountain or on the tall building.Applicable scope is restricted.Because turbine blade periphery long in length, Heavy Weight is overlapped the short cylinder of a wind gathering again, and overall weight is heavier, so that the short cylinder of turbine and wind gathering can't rotate with the wind, can only utilize the wind energy of single direction again, the utilization ratio of wind energy is not high.
The model utility content
Problem to be solved in the utility model provides a kind of how narrow pipe whirlwind wind-power generating system.This how narrow pipe whirlwind wind-power generating system, not only volume is little, lightweight, and Applicable scope is unrestricted, and the utilization ratio of wind energy is higher.
For addressing the above problem, take following technological scheme:
How narrow pipe whirlwind wind-power generating system of the present utility model comprises engine body, is characterized in also comprising support, and a top of the trellis has ring-shaped platform.Collection public attention is arranged on the ring-shaped platform, and described collection public attention contains bend pipe, and there are respectively intake grill and air blowing opening in its two ends, and the longitudinal center line of described intake grill is horizontal, and the longitudinal center line of described air blowing opening is erects shape and towards the below.The air blowing opening outside is fixed with flange and external toothing, and described air blowing opening is rotatable shape and stretches in the ring-shaped platform.Motor and wind finding device are arranged on the ring-shaped platform, on the output shaft of motor gear is arranged, this gear and described external toothing mesh together.Be connected with controller between described motor and wind finding device.Described engine body is in frame bottom, and the rotating shaft of engine body is setting shape layout.Be evenly equipped with at least two air ports on the sidewall around the described engine body, the outside, air port is connected with induced air pipe, is arranged tangential between the longitudinal center line of described induced air pipe and the outer casing inner wall of engine body.Engine body and collection have at least two narrow pipes of wind gathering between public attention, and the upper end bore of the narrow pipe of described wind gathering is greater than the lower end, and diminish gradually to the lower end from its upper end.Be connected with the air blowing opening of collection public attention again after the upper end of the narrow pipe of described wind gathering is communicated with, the lower end of the narrow pipe of wind gathering links to each other with the outer end of corresponding induced air pipe on the engine body sidewall respectively.
The further improvement of the utility model scheme be the collection public attention intake grill left and right sides outer wall on additional intake grill is arranged, oral area retrude that should additional intake grill and has on collection public attention outer wall relative with the outer wall bottom of additional intake grill and makes additional intake grill and the opening that collects public attention air blowing opening and be communicated with to the described intake grill.
The further improvement of the utility model scheme is on the collection intake grill upside of public attention and the left and right side outer wall additional intake grill to be arranged, oral area retrude that should additional intake grill and has on collection public attention outer wall relative with the outer wall bottom of additional intake grill and makes additional intake grill and the opening that collects public attention air blowing opening and be communicated with to the described intake grill.
Further improvement project of the present utility model is that the intake grill of collection public attention has additional intake grill on the outer wall all around, oral area retrude that should additional intake grill and has on collection public attention outer wall relative with the outer wall bottom of additional intake grill and makes additional intake grill and the opening that collects public attention air blowing opening and be communicated with to the described intake grill.
Take such scheme, have the following advantages:
Can be found out that by such scheme because the utility model comprises support, a top of the trellis has ring-shaped platform.Collection public attention is arranged on the ring-shaped platform, and engine body is in frame bottom, and the rotating shaft of engine body is setting shape layout.Be evenly equipped with at least two air ports on the sidewall around the described engine body, the outside, air port is connected with induced air pipe, is arranged tangential between the longitudinal center line of described induced air pipe and the outer casing inner wall of engine body.Engine body and collection have at least two narrow pipes of wind gathering between public attention, and the upper end bore of the narrow pipe of described wind gathering is greater than the lower end, and diminish gradually to the lower end from its upper end.Be connected with the air blowing opening of collection public attention again after the upper end of the narrow pipe of described wind gathering is communicated with, the lower end of the narrow pipe of wind gathering links to each other with the outer end of corresponding induced air pipe on the engine body sidewall respectively.Carry out wind gathering by collection public attention and the narrow pipe of wind gathering, so that the small volume of wind motor, weight is lighter, not only can be arranged on the lower ground, also can be arranged on the high mountain or on the tall building, and Applicable scope is restricted.Increase the utilization ratio of wind energy.Again owing to carry out wind gathering by collection public attention and the narrow pipe of wind gathering, and be provided with motor and wind finding device at ring-shaped platform, on the output shaft of motor gear arranged, this gear and described external toothing mesh together, and are connected with controller between described motor and wind finding device.By wind finding device, motor, gear, external toothing and controller, the intake grill of collection public attention is rotated with the wind, the moment is relative with wind direction, thereby has greatly improved the utilization ratio of wind energy.In addition, because on the intake grill left and right sides outer wall of collection public attention or on upside and the left and right side outer wall or on the outer wall additional intake grill is arranged all around, oral area retrude that should additional intake grill and has on collection public attention outer wall relative with the outer wall bottom of additional intake grill and makes additional intake grill and the opening that collects public attention air blowing opening and be communicated with to the described intake grill.So that the utilization ratio of wind energy is higher.Again on the one hand, owing between engine body and collection public attention at least two narrow pipes of wind gathering are arranged, the upper end bore of the narrow pipe of described wind gathering is greater than the lower end, and diminishes gradually to the lower end on it; Be connected with the air blowing opening of collection public attention again after the upper end of the narrow pipe of described wind gathering is communicated with, the lower end of the narrow pipe of wind gathering links to each other with the outer end of corresponding induced air pipe on the engine body sidewall respectively.Balanced air intake can be provided for the wind motor with a plurality of intake grills.Also can simultaneously for many mini engines provide energy, adapt to many simultaneous firings.And when wind-force is not enough, but the closed portion motor, but so that the motor stable operation of continuous firing in suitable power interval.
Description of drawings
Fig. 1 is how narrow pipe whirlwind wind-power generating system structural representation of the present utility model;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1;
Fig. 3 is how narrow pipe whirlwind wind-power generating system stereogram of the present utility model.
Embodiment
As shown in Figure 1, how narrow pipe whirlwind wind-power generating system of the present utility model comprises support 1, and support 1 top is fixed with ring-shaped platform 2, is provided with collection public attention 5 on the ring-shaped platform 2.Described collection public attention 5 contains bend pipe, and its two ends are respectively intake grill 4 and air blowing opening, and the longitudinal center line of described intake grill 4 is horizontal, and the longitudinal center line of described air blowing opening is establishes shape and towards the below.The air blowing opening outside is fixed with flange and external toothing 12, and described air blowing opening is rotatable shape and stretches in the ring-shaped platform 2.Be provided with motor 6 and wind finding device 7 on the ring-shaped platform 2, be fixed with gear 9 on the output shaft of motor 6, this gear 9 meshes together with described external toothing 12, can drive 5 rotations of collection public attention by motor 6, gear 9 and external toothing 12.7 of described motor 6 and wind finding devices are provided with controller 8, and controller 8 links to each other by wire with 7 of motor 6 and wind finding devices.During work, receive wind direction signals by controller 8, processed by 8 pairs of wind directions of controller again and give motor 6, make motor 6 drive the rotation of collection public attention 5 box hauls, make the intake grill 4 of collection public attention 5 relative with wind direction all the time.Support 1 bottom is provided with engine body 10, and the rotating shaft of engine body 10 is erects the shape layout.Be evenly equipped with three air ports on the sidewall around the described engine body 10, the outside, air port is connected with induced air pipe 11, is arranged tangential between the outer casing inner wall of the longitudinal center line of described induced air pipe 11 and engine body 10.Engine body 10 and 5 of public attention of collection have three narrow pipes 14 of wind gathering, and the upper end bore of the narrow pipe 14 of described wind gathering is greater than the lower end, and diminish gradually to the lower end from its upper end.Wherein, after being communicated with, the upper end of three narrow pipes 14 of wind gathering is connected with the air blowing opening of collection public attention 5 again, in order to form in the enclosure tornado.The lower end of the narrow pipe 14 of wind gathering links to each other with the outer end of corresponding induced air pipe 11 on engine body 10 sidewalls respectively.
See Fig. 2 and Fig. 3, for increasing the cut-off wind area of collection public attention 5, intake grill 4 left and right sides outer walls in collection public attention 5 are respectively arranged with an additional intake grill 3, the oral area retrude of these two additional intake grills 3 and is processed with at collection public attention 5 outer walls relative with the outer wall bottom of additional intake grill 3 and makes additional intake grill 3 and the opening 13 that collects public attention 5 air blowing openings and be communicated with to the described intake grill 4.
For further increasing the cut-off wind area of collection public attention 5, can on intake grill 4 upsides that collect public attention 5 and left and right side outer wall, all be processed with additional intake grill 3, oral area retrude that should additional intake grill 3 and has at collection public attention 5 outer walls relative with the outer wall bottom of additional intake grill 3 and to make additional intake grill 3 and the opening 13 that collects public attention 5 air blowing openings and be communicated with to the described intake grill 4.
For further increasing the cut-off wind area of collection public attention, also can on outer wall around the intake grill 4 of collection public attention 5, all be processed with additional intake grill 3, oral area retrude that should additional intake grill 3 and has at collection public attention 5 outer walls relative with the outer wall bottom of additional intake grill 3 and to make additional intake grill 3 and the opening 13 that collects public attention 5 air blowing openings and be communicated with to the described intake grill 4.
During work, be narrow pipe wind gathering by the intake grill 4 that collects public attention 5 with additional intake grill 3, by narrow pipe huge wind sent into again and also formed in the enclosure tornado in the shell.