阅读说明：本技术 一种风筒式多风轮垂直轴风力发电装置 (Wind-cone type multi-wind-wheel vertical-axis wind power generation device ) 是由 盛春江 于 2021-09-10 设计创作，主要内容包括：本发明涉及风力发电技术领域,且公开了一种风筒式多风轮垂直轴风力发电装置,它包括有高大矗立的风筒,所述风筒外围设置有钢管立柱横梁和地下基础加固,所述风筒内设置有多部垂直轴向的叶片风轮,多部风轮由传动轴相串联。该风筒式多风轮垂直轴风力发电装置,风向舵可以引导喇叭口形集导风装置随着风向的变化而转动,使喇叭口准确的处在迎着来风的风向状态,从而可最大限度的把风力导入到风筒体内,风力通过进风口增强了风筒内部的风力,产生了向上的强大气流,气流自下而上作用到全部叶片风轮上,所有叶片风轮同步转动带动传动轴产生机械能,经过增速箱增速发电机可以正常运转发出电能可以并网供电,实现发电的功能。(The invention relates to the technical field of wind power generation, and discloses a wind barrel type multi-wind wheel vertical shaft wind power generation device which comprises a tall and standing wind barrel, wherein a steel pipe upright post beam and an underground foundation reinforcement are arranged on the periphery of the wind barrel, a plurality of vertical axial blade wind wheels are arranged in the wind barrel, and the plurality of wind wheels are connected in series through a transmission shaft. The wind-tube type multi-wind-wheel vertical-axis wind power generation device has the advantages that the wind rudder can guide the bell-mouth-shaped wind collecting and guiding device to rotate along with the change of wind direction, so that the bell mouth is accurately in the wind direction state facing the incoming wind, the wind can be guided into the wind tube body to the maximum extent, the wind power inside the wind tube is enhanced through the wind inlet, upward strong airflow is generated, the airflow acts on all blade wind wheels from bottom to top, all the blade wind wheels synchronously rotate to drive the transmission shaft to generate mechanical energy, the wind power can be generated through the speed-increasing box speed-increasing generator in a normal operation mode and can be supplied to a grid, and the power generation function is realized.)

1. The utility model provides a many wind turbines of dryer formula vertical axis wind power generation set, includes dryer (1), its characterized in that: the wind power generation device is characterized in that a power generation mechanism (2) is arranged at the bottom end of the wind barrel (1), and a wind collection and guide device (3) is arranged at the top end of the power generation mechanism (2).

2. The wind-cone-type multi-wind-wheel vertical-axis wind power generation device of claim 1, wherein: the air duct (1) comprises a duct body (101), a flow guide cover (102) is fixedly connected to the top end of the duct body (101), a steel tube upright post (103) is arranged on the outer side of the duct body (101), the upper end of the steel tube upright post (103) is fixedly connected with the flow guide cover (102), and an upper ring beam (104) is fixedly connected to the lower end of the steel tube upright post (103).

3. The wind-cone-type multi-wind-wheel vertical-axis wind power generation device of claim 2, wherein: the upper ring beam (104) is fixedly connected with the barrel (101), the bottom end of the upper ring beam (104) is fixedly connected with a frame structure column (105), and the other end of the frame structure column (105) is fixedly connected with a lower ring beam (106).

4. The wind-cone-type multi-wind-wheel vertical-axis wind power generation device of claim 1, wherein: the power generation mechanism (2) comprises a direction changer (201), the side surface of the direction changer (201) is in transmission connection with a speed increasing box (202), and the side surface of the speed increasing box (202) is in transmission connection with a power generator (203).

5. The wind-cone-type multi-wind-wheel vertical-axis wind power generation device of claim 4, wherein: the top transmission of deviator (201) is connected with transmission shaft (204), the surface of transmission shaft (204) is provided with trident shape support (205), the outside end of trident shape support (205) run through barrel (101) and with steel pipe stand (103) fixed connection, the top fixedly connected with bearing frame (206) of trident shape support (205), the top fixedly connected with wind wheel hub (207) of bearing frame (206), wind wheel blade (208) are fixed mounting in the outside of wind wheel hub (207).

6. The wind-cone-type multi-wind-wheel vertical-axis wind power generation device of claim 1, wherein: air collecting and guiding device (3) is including setting up in horn mouth shape air collecting and guiding device (301) in frame construction post (105) outside, the equal fixed mounting in one end both sides of horn mouth shape air collecting and guiding device (301) has wind rudder (302).

7. The wind-cone-type multi-wind-wheel vertical-axis wind power generation device of claim 6, wherein: the upper side and the lower side of the horn mouth-shaped wind collecting and guiding device (301) are both fixedly provided with connecting pieces (303), and the other ends of the connecting pieces (303) are provided with pulleys (304).

Technical Field

The invention relates to the technical field of wind power generation, in particular to a wind barrel type multi-wind wheel vertical axis wind power generation device.

Background

Wind energy is an inexhaustible clean energy source, and people generate electricity by using the wind energy, so that various wind power generation equipment and devices are manufactured, wherein the wind power generation equipment is most commonly seen as a horizontal shaft wind power generation device with three slender blades on a hub, and the wind power generation equipment is also a conventional wind power generation device which is most widely applied at present.

However, the horizontal axis wind power generation device has many unsatisfactory aspects, for example, due to the restriction of unstable wind force factors, it cannot generate power normally when the wind speed is less than three meters per second, the stability is not good, the maintenance is troublesome and requires a high-altitude operation, and the construction and installation difficulty is high.

Disclosure of Invention

Technical problem to be solved

In order to effectively solve the problems of the wind-cylinder type multi-wind-wheel vertical wind power generation device such as the horizontal-shaft wind power generation device, the invention provides a wind-cylinder type multi-wind-wheel vertical wind power generation device which is large and high in efficiency, can reduce unstable factors of wind power to the minimum, can normally run for generating power even if the wind speed is less than three meters per second, is simple and convenient to maintain, is low in construction and installation difficulty and is relatively low in manufacturing cost.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the wind-tube type multi-wind-wheel vertical-axis wind power generation device comprises a wind tube, wherein a power generation mechanism is arranged at the bottom end of the wind tube, and a wind collecting and guiding device is arranged at the top end of the power generation mechanism.

Preferably, the air duct comprises a duct body, the top end of the duct body is fixedly connected with a flow guide cover, a steel pipe stand column is arranged on the outer side of the duct body, the upper end of the steel pipe stand column is fixedly connected with the flow guide cover, and the lower end of the steel pipe stand column is fixedly connected with an upper ring beam.

Preferably, the upper ring beam is fixedly connected with the barrel, the bottom end of the upper ring beam is fixedly connected with a frame structure column, and the other end of the frame structure column is fixedly connected with a lower ring beam.

Preferably, the power generation mechanism comprises a direction changer, the side surface of the direction changer is in transmission connection with a speed increasing box, and the side surface of the speed increasing box is in transmission connection with a power generator.

Preferably, the top transmission of deviator is connected with the transmission shaft, the surface of transmission shaft is provided with the trident support, the outside end of trident support run through the barrel and with steel pipe stand fixed connection, the top fixedly connected with bearing frame of trident support, the top fixedly connected with wind wheel hub of bearing frame, wind wheel hub's outside fixed mounting has the wind wheel blade.

The whole diameter of wind wheel slightly is less than the inside diameter of barrel, and the wind wheel can not scratch the inner wall of sweeping the thorax barrel when wholly rotating, and every blade wind wheel all has a trident shape support to match with, and trident shape support center is provided with central round hole.

Preferably, the wind collecting and guiding device comprises a bell-mouth-shaped wind collecting and guiding device arranged outside the frame structure column, and wind direction rudders are fixedly mounted on two sides of one end of the bell-mouth-shaped wind collecting and guiding device.

The function of the wind rudder is to guide the bell-mouth-shaped wind collecting and guiding device to rotate along with the wind direction and accurately position the bell-mouth-shaped wind collecting and guiding device in the state of facing the wind direction of the incoming wind, so that the wind power can be guided into the barrel body to the maximum extent, and the wind power in the wind barrel is enhanced.

Preferably, the upper side and the lower side of the bell-mouth-shaped air collecting and guiding device are both fixedly provided with connecting pieces, and the other ends of the connecting pieces are provided with pulleys.

Compared with the prior art, the invention provides a wind barrel type multi-wind wheel vertical shaft wind power generation device, which has the following beneficial effects:

1. this many wind wheels of dryer formula vertical axis wind power generation set, through setting up power generation mechanism and air-collecting and guiding device, the wind rudder can guide bell-mouth shape air-collecting and guiding device to rotate along with the change of wind direction, make the accurate wind direction state that is in the oncoming wind of bell-mouth, thereby can furthest be in the leading-in wind-force to the dryer body, wind-force has strengthened the inside wind-force of dryer through the air intake, upward powerful air current has been produced, the air current is used on all blade wind wheels from bottom to top, all blade wind wheels rotate in step and drive the transmission shaft and produce mechanical energy, can the normal operation send the electric energy and can be incorporated into the power networks the power supply through the acceleration rate case acceleration rate generator, realize the function of electricity generation.

2. Compared with other wind power generation equipment, the wind barrel type multi-wind wheel vertical shaft wind power generation device has the advantages that the efficiency is improved, the device can run all the year round and is connected to the power generation, and the construction height and the diameter of the device can be limited according to the existing construction technical capability. The device is simple to maintain. The device can be installed in the gobi desert, coastal areas and the like.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic sectional front view of a portion of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic perspective view of a three-forked bracket structure according to the present invention;

FIG. 5 is a schematic perspective view of a bell-mouth-shaped wind collecting and guiding device and a ring beam structure according to the present invention;

FIG. 6 is a schematic perspective view of a bell-mouth-shaped wind collecting and guiding device according to the present invention;

FIG. 7 is a schematic top view of the top outlet, trifurcate support, wind wheel blades and fairings of the present invention;

FIG. 8 is a schematic view of the wind direction guidance of the present invention;

fig. 9 is a perspective view of a partial structure of the air duct frame according to the present invention.

Wherein: 1. an air duct; 101. a barrel; 102. a pod; 103. a steel pipe upright post; 104. an upper ring beam; 105. a frame structure column; 106. a lower ring beam; 107. a slideway; 108. an underground foundation column; 109. a metal beam; 2. a power generation mechanism; 201. a direction changer; 202. a speed increasing box; 203. a generator; 204. a drive shaft; 205. a three-fork shaped bracket; 206. a bearing seat; 207. a wind wheel hub; 208. a wind turbine blade; 3. a wind collecting and guiding device; 301. a bell mouth-shaped wind collecting and guiding device; 302. a wind rudder; 303. a coupling member; 304. a pulley; 4. and (4) the ground.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, a wind-cone type multi-wind-wheel vertical-axis wind power generation device includes a wind cone 1, a power generation mechanism 2 disposed at the bottom of the wind cone 1, and a wind collecting and guiding device 3 disposed at the top of the power generation mechanism 2.

The theoretical basis of the invention is that the atmospheric pressure and wind power in nature and the chimney effect are utilized, and a plurality of energies are superposed to enlarge the energy.

Dryer 1 is including the tall and upright barrel 101, and barrel 101 is just circular, and from last diameter down equals, and its lower part is provided with the air intake, and upper portion is provided with the air outlet.

In order to ensure the safety of the device of the invention, the device is provided with a frame structure which comprises a foundation arranged below the ground 4, a frame structure on the ground 4 and a framework of the wind cone 1 for reinforcing the device of the invention, wherein the underground foundation is six underground foundation columns 108 poured underground, the frame structure on the ground 4 is a combination of an extension part of the underground foundation columns 108 and an upper ring beam 104 and a lower ring beam 106, the framework of the cylinder 101 is six steel tube columns 103 which are arranged on the upper ring beam 104 and surround the cylinder 101 at equal intervals, and the steel tube columns 103 are connected by metal cross beams 109 and have proper vertical intervals, as shown in figure 9.

Specifically, a steel tube column 103 is arranged on the outer side of the cylinder 101, the upper end of the steel tube column 103 is fixedly connected with the air guide sleeve 102, an upper ring beam 104 is fixedly connected with the lower end of the steel tube column 103, the upper ring beam 104 is fixedly connected with the cylinder 101, a frame structure column 105 is fixedly connected with the bottom end of the upper ring beam 104, a lower ring beam 106 is fixedly connected with the other end of the frame structure column 105, an underground foundation column 108 is fixedly mounted at the bottom end of the lower ring beam 106, and the underground foundation column 108 is arranged on the outer side of the power generation mechanism 2.

The cylinder 101 has a single-layer thin wall, and a bell-mouth-shaped wind collecting and guiding device 3 (i.e., an air inlet) is disposed at the bottom of the cylinder, and the upper and lower sides and left and right sides of the bell-mouth of the wind collecting and guiding device 3 are outwardly expanded, as shown in fig. 5 and 6, and the wind collecting and guiding device 3 is disposed between an upper ring beam 104 and a lower ring beam 106. The wind collecting and guiding device 3 is provided with a pulley 304, a slide rail 107 and a wind rudder 302, and can rotate by three hundred sixty degrees along with the wind direction by utilizing the pulley 304 and the slide rail 107, so that the bell mouth is accurately positioned in the windward direction.

The slideways 107 are L-shaped slideways 107 arranged around the upper ring beam 104 and the lower ring beam 106, the upper and lower ring beams are respectively provided with one slideway 107, the pulleys 304 are uniformly arranged on the upper and lower L-shaped slideways 107 at proper intervals, the pulleys 304 are connected with the upper and lower parts of the wind collecting and guiding device 3 by the connectors 303, as shown in fig. 5 and 6, the wind rudders 302 are arranged on the left and right sides of the wind collecting and guiding device 3 opposite to the bell-mouth-shaped wind inlet, the pulleys 304 are used for reducing the friction force generated when the bell-mouth-shaped wind collecting and guiding device 301 rotates, and the pulleys 304 are fixed on the upper part and the lower part of the bell-mouth-shaped wind collecting and guiding device 301 by the connectors 303.

Specifically, air collecting and guiding device 3 includes horn mouth shape air collecting and guiding device 301 that sets up in the frame structure post 105 outside, and the equal fixed mounting in one end both sides of horn mouth shape air collecting and guiding device 301 has wind rudder 302, and the equal fixed mounting in upper and lower both sides of horn mouth shape air collecting and guiding device 301 has connector 303, and the other end of connector 303 is provided with pulley 304, and air inlet department upper end and lower extreme are provided with slide 107.

The upper part of the cylinder 101 is an air outlet, the periphery of the air outlet is provided with a flow guide cover 102, the flow guide cover 102 is in a circular shape, the windward angle of the inclined plane is thirty degrees, and the flow guide cover has the function of guiding the transversely blown wind upwards (raising), so that the vortex generated by the wind at the air outlet is reduced, and the air flow at the air outlet is kept smooth, as shown in fig. 8.

Specifically, a flow guide sleeve 102 is fixedly connected to the top end of the cylinder 101.

The inside of the cylinder 101 is provided with a plurality of vertical axial wind wheels from top to bottom in a balanced manner, each wind wheel consists of a wind wheel hub 207 and wind wheel blades 208 on the wind wheel hub 207, a bearing and a bearing seat 206 are arranged at the center of the wind wheel hub 207, the diameter of each wind wheel is slightly smaller than the inner wall of the cylinder 101, each blade wind wheel is matched with a three-forked support 205, each three-forked support 205 is three strip-shaped metal plates with one wide end and one narrow end, the wide ends of the three metal plates are connected to a cylindrical metal piece provided with a central circular hole in an erected mode, the wind wheel hub 207 and the bearing seat 206 are arranged on the central circular hole of the three-forked support 205, three included angles of three forks of the three-forked support 205 are all one hundred twenty degrees, and as shown in fig. 4, three tail ends of the three-forked support 205 penetrate through the cylinder 101 and are alternately connected with six steel tube upright posts 103.

The wind power generation system is characterized by further comprising a transmission system, wherein the transmission system is formed by connecting a transmission shaft 204 with a wind wheel hub 207 of all wind wheel units in the wind cylinder 1 in series through a central circular hole of a three-fork-shaped support 205 from bottom to top and a bearing seat 206 and is connected with a power generation system arranged on the ground 4, the power generation system is composed of a direction changer 201, a speed increasing box 202 and a power generator 203, the transmission shaft 204 is connected with an input shaft at one end of the speed increasing box 202 through the direction changer 201, an output shaft at the other end of the speed increasing box 202 is connected with a shaft of the power generator 203, all the wind wheel units in the wind cylinder 1 synchronously run under the action of upward airflow to generate high-power mechanical energy torque, the high-power generator 203 is driven to generate electric energy through the speed increasing of the speed increasing box 202, grid-connected power supply can be achieved, and the power generation function is achieved.

Specifically, the power generation mechanism 2 comprises a direction changer 201, a side transmission of the direction changer 201 is connected with a speed increasing box 202, a side transmission of the speed increasing box 202 is connected with a power generator 203, a top transmission of the direction changer 201 is connected with a transmission shaft 204, an outer surface of the transmission shaft 204 is provided with a three-fork-shaped support 205, an outer side end of the three-fork-shaped support 205 penetrates through the cylinder body 101 and is fixedly connected with the steel pipe upright post 103, a top end of the three-fork-shaped support 205 is fixedly connected with a bearing seat 206, a top end of the bearing seat 206 is fixedly connected with a wind wheel hub 207, and a wind wheel blade 208 is fixedly mounted on the outer side of the wind wheel hub 207.

It should be noted that, in the drawings of the present device, the number of the wind turbine blades 208 on a single wind turbine hub 207 is three, or the number of the wind turbine blades 208 on the wind turbine and the wind turbine hub 207 is to be increased, which cannot restrict the present device based on three wind turbines and three wind turbine blades 208, and the power generation mechanism 2 can be extended out of the cylinder 101 if the inner space of the cylinder 101 is insufficient. The cylinder 101 and the bell-mouth-shaped wind collecting and guiding device 301 of the device can adopt metal or composite materials.

When the wind power generation device is used, the wind rudder 302 can guide the bell-mouth-shaped wind collecting and guiding device 301 to rotate along with the change of the wind direction, so that the bell mouth is accurately in the state of facing the wind direction of the incoming wind, the wind power can be guided into the barrel 101 to the maximum extent, the wind power in the wind barrel 1 is enhanced through the wind inlet, upward strong airflow is generated, the airflow acts on all the wind wheel blades 208 from bottom to top, all the wind wheel blades 208 synchronously rotate to drive the transmission shaft 204 to generate mechanical energy, the speed-increasing generator 203 can normally run to generate electric energy through the speed-increasing box 202, grid-connected power supply can be realized, and the power generation function is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.