Vertical axis wind driven generator with wind power flow guide plate device

Abstract

The invention discloses a vertical axis wind driven generator with a wind power flow guide plate device, and belongs to the technical field of wind driven generators, the vertical axis wind driven generator comprises a tower, a rotary body, a flow guide module, a first impeller assembly and a second impeller assembly, the top of the tower is connected with a vertical shaft, and the end, away from the tower, of the vertical shaft is connected with the rotary body through a bearing; a sliding ring is arranged at the upper end of the rotary body, the flow guide module is arranged at the front end of the rotary body, a stand column is connected to one side of the rotary body, an upper cross beam and a lower cross beam are arranged on the stand column, and the two ends of the upper cross beam and the two ends of the lower cross beam are connected with the first impeller assembly and the second impeller assembly respectively. A directional rudder is arranged at the top end of the stand column and located on the side, away from the rotary body, of the stand column. The wind power generation device has the advantages of uniform wind power distribution, effective reverse force prevention, reasonable structural design, high wind energy utilization rate and convenience in use.

Description

Technical Field

[0001] The invention relates to the technical field of wind turbines, and in particular to a vertical axis wind turbine with a wind deflector device. Background Art

[0002] A wind turbine is an electrical device that converts wind energy into mechanical work and then into electrical energy. Its working principle is to use the rotation of the wind rotor blades under the action of wind to convert the kinetic energy of the wind into mechanical energy, and then increase the rotation speed through a speed increaser to enable the generator to generate electricity.

[0003] Wind turbines are generally composed of components such as wind rotors, generators, direction regulators (tail fins), towers, speed limit safety mechanisms, and energy storage devices. Among them, the wind rotor is one of the most important components of a wind turbine generator set. It consists of a number of blades. When the wind blows towards the blades, the aerodynamic force generated on the blades drives the wind rotor to rotate; the function of the generator is to transfer the constant speed obtained by the wind rotor to the generator mechanism through speed increase for uniform operation, thereby converting mechanical energy into electrical energy; the direction regulator is used to adjust the direction of the blades so that the wind direction of the wind turbine is perpendicular to the swept surface of the blades, thereby maximizing the use of wind energy; the tower is used to support the structure of the entire unit, and the height usually depends on the wind speed and blade length; the speed limit safety mechanism is used to limit the speed of the wind turbine to prevent overload and damage; the energy storage device is used to store electrical energy for use at night or when there is no wind.

[0004] At present, the vertical axis wind turbines on the market do not have deflectors, cannot fully utilize wind energy, have low power generation efficiency, and are mostly used only for viewing purposes. Therefore, a vertical axis wind turbine with a wind deflector device is urgently needed to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to provide a vertical axis wind turbine with a wind deflector device to solve the above problems existing in the prior art.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0007] A vertical axis wind turbine with a wind deflector device according to the present invention comprises a tower, a rotating body, a deflector module, a first impeller assembly and a second impeller assembly, wherein the top of the tower is connected with a vertical shaft, and an end of the vertical shaft away from the tower is connected to the rotating body through a bearing, a slip ring is arranged at the upper end of the rotating body, the deflector module is arranged at the front end of the rotating body, a column is connected to one side of the rotating body, an upper crossbeam and a lower crossbeam are respectively arranged on the column, and the first impeller assembly and the second impeller assembly are respectively connected at both ends of the upper crossbeam and the lower crossbeam, and a directional rudder is arranged at the top of the column, and the directional rudder is located on a side of the column away from the rotating body; the deflector module comprises a support rod, a connecting plate and a deflector, the support rod is arranged on a side of the rotating body away from the column, and a plurality of the The connecting plates are symmetrically arranged at both ends of the support rod, the guide plates are human-shaped plates and are connected to the connecting plates, and the two sides of the guide plates are concave smooth curved panels to evenly distribute wind force to the first impeller assembly and the second impeller assembly, so that the first impeller assembly and the second impeller assembly are subjected to unidirectional wind force; the first impeller assembly and the second impeller assembly both include a fixed plate, and the fixed plate is arranged on a side of the upper beam close to the lower beam, and a bearing seat is provided on the fixed plate, and a vertical axis is rotatably provided on the bearing seat, and a generator assembly is connected to the end of the lower beam, and one end of the vertical axis is connected to the generator assembly, and the two ends of the guide plate on the side close to the column are parallel to the corresponding vertical axis to block the radius part of the first impeller assembly and the second impeller assembly.

[0008] As a further solution of the present invention, the outer sides of both ends of the vertical shaft are connected to a plurality of fixed disks through fixed angle steels, and the outer sides of the fixed disks are circumferentially connected to a plurality of blades through plug plates.

[0009] As a further solution of the present invention, at least two fixing plates are provided.

[0010] As a further solution of the present invention, the vertical shaft is directly connected to the motor shaft of the generator assembly through a taper.

[0011] As a further solution of the present invention, the lower cross beam is softly connected to the generator assembly.

[0012] As a further solution of the present invention, a gasket is provided between the lower cross beam and the generator assembly, and the gasket is made of polyurethane.

[0013] As a further solution of the present invention, at least four connecting plates are provided.

[0014] Compared with the prior art, the beneficial technical effects of the present invention are:

[0015] The vertical axis wind turbine with a wind deflector device of the present invention can effectively increase wind force and speed by setting a deflector module. At the same time, the wind can be evenly diverted to the first impeller assembly and the second impeller assembly. The first impeller assembly and the second impeller assembly are subjected to wind force in one direction, and wind energy is reasonably utilized. The two ends of the deflector on one side close to the column are parallel to the connecting line of the corresponding vertical axis, so the radius part of the first impeller assembly and the second impeller assembly can be blocked to avoid the reverse force during rotation from affecting the wind power, thereby effectively improving the power generation efficiency. The structural design is reasonable, the wind force utilization rate is high, and the effects of uniform wind diversion, effective prevention of reverse force and easy use are achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 An exploded view of a vertical axis wind turbine with a wind deflector device according to the present invention;

[0018] Figure 2 It is a structural schematic diagram of a vertical axis wind turbine with a wind deflector device according to the present invention;

[0019] Figure 3 It is a structural schematic diagram of a first impeller assembly in a vertical axis wind turbine with a wind deflector device according to the present invention;

[0020] Figure 4 The figure is a schematic diagram of the working of the guide plate in the vertical axis wind turbine with the wind guide plate device of the present invention.

[0021] Explanation of the reference numerals: 1. tower; 2. directional rudder; 3. vertical shaft; 4. support rod; 5. connecting plate; 6. column; 7. upper crossbeam; 8. lower crossbeam; 9. first impeller assembly; 10. second impeller assembly; 11. gasket; 12. rotating body; 13. guide plate. DETAILED DESCRIPTION

[0022] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The technical solution provided by the embodiments of the present invention is described in detail below with reference to the accompanying drawings.

[0026] See also Figure 1 and Figure 2 The vertical axis wind turbine with a wind deflector device according to an embodiment of the present invention comprises a tower 1, a vertical shaft 3 is connected to the top of the tower 1, an end of the vertical shaft 3 away from the tower 1 is connected to a rotating body 12 through a bearing, a slip ring is arranged at the upper end of the rotating body 12, a guide module is arranged at the front end of the rotating body 12, a column 6 is connected to one side of the rotating body 12, an upper beam 7 and a lower beam 8 are arranged on the column 6, a first impeller assembly 9 and a second impeller assembly 10 are connected at both ends of the upper beam 7 and the lower beam 8, and a directional rudder 2 is arranged at the top of the column 6 and located on the side of the column 6 away from the rotating body 12.

[0027] In this embodiment, by providing the directional rudder 2, the guide plate 13 is conveniently adjusted to the windward position of the first impeller assembly 9 and the second impeller assembly 10. When the wind blows, the guide plate 13 evenly divides and diverts the wind to the first impeller assembly 9 and the second impeller assembly 10, so that the first impeller assembly 9 rotates counterclockwise and the second impeller assembly 10 rotates clockwise, respectively driving the generator to work. The two sides of the guide plate 13 are set as concave smooth curved panels.

[0028] In one embodiment of the present invention, see Figure 1 , Figure 2 and Figure 4 The guide module includes a support rod 4, which is arranged on the side of the rotating body 12 away from the column 6; a connecting plate 5, which is provided in a plurality and symmetrically arranged at both ends of the support rod 4; and a guide plate 13, which is provided as a human-shaped plate and connected to the connecting plate 5. Preferably, at least four connecting plates 5 are provided.

[0029] In this embodiment, by setting up a guide module, the wind force and speed can be effectively increased. At the same time, the wind can be evenly diverted to the first impeller assembly 9 and the second impeller assembly 10. The first impeller assembly 9 and the second impeller assembly 10 are subjected to unidirectional wind force, and wind energy is reasonably utilized. The structural design is reasonable, the wind force utilization rate is high, and the effects of uniform wind diversion and easy use are achieved.

[0030] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 and Figure 4 The first impeller assembly 9 and the second impeller assembly 10 both include fixed plates respectively arranged on the side of the upper beam 7 close to the lower beam 8, a bearing seat is provided on the fixed plate, a vertical shaft is rotatably provided on the bearing seat, one end of the vertical shaft is connected to a generator assembly connected to the end of the lower beam 8, the outer sides of both ends of the vertical shaft are connected to a plurality of fixed disks through fixed angle steels, and a plurality of blades are circumferentially connected to the outer side of the fixed disk through a plug plate.

[0031] In this embodiment, the blades are installed vertically, and different numbers of blades can be configured according to the requirements of motors with different power. The fixed plate is connected to the vertical shaft through a fixed angle steel. The wind energy drives the blades to rotate, and the vertical shaft drives the rotor of the generator assembly to rotate, thereby realizing power generation. The motor shaft and the vertical shaft are directly connected by a taper to reduce energy loss.

[0032] Preferably, the lower cross beam 8 is softly connected to the generator assembly. Specifically, a gasket 11 is provided between the lower cross beam 8 and the generator assembly. The gasket 11 is made of polyurethane. At this time, the bottom of the generator assembly is fixed to the lower cross beam 8 with the polyurethane gasket, which is convenient for installation and reduces the installation difficulties caused by processing errors.

[0033] Among them, at least two fixed plates are provided, and the two ends of the guide plate 13 on one side close to the column 6 are parallel to the connecting line of the corresponding vertical axis, which can block the radius part of the first impeller assembly 9 and the second impeller assembly 10, so that the rotation of the first impeller assembly 9 and the second impeller assembly 10 will not generate a reaction force, and can play a role in wind guidance, so that the first impeller assembly 9 and the second impeller assembly 10 that are under force are positioned, thereby improving the utilization rate of wind energy, and then integrating electricity through the electrical control system.

[0034] In summary, the present invention can effectively increase wind force and speed by setting a guide module. At the same time, the wind can be evenly diverted to the first impeller assembly 9 and the second impeller assembly 10. The first impeller assembly 9 and the second impeller assembly 10 are subjected to unidirectional wind force, and wind energy is reasonably utilized. The two ends of the guide plate 13 on one side close to the column 6 are parallel to the connecting line of the corresponding vertical axis, which can block the radius part of the first impeller assembly 9 and the second impeller assembly 10 to avoid the reverse force affecting the wind power during the rotation process, and can effectively improve the power generation efficiency. The structural design is reasonable, the wind force utilization rate is high, and it has the effects of uniform wind diversion, effective prevention of reverse force and easy use.

[0035] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A vertical axis wind turbine with a wind deflector device, characterized in that: The invention comprises a tower, a rotating body, a guide module, a first impeller assembly and a second impeller assembly, wherein a vertical shaft is connected to the top of the tower, an end of the vertical shaft away from the tower is connected to the rotating body through a bearing, a slip ring is arranged on the upper end of the rotating body, the guide module is arranged at the front end of the rotating body, a column is connected to one side of the rotating body, an upper crossbeam and a lower crossbeam are arranged on the column respectively, the two ends of the upper crossbeam and the lower crossbeam are respectively connected to the first impeller assembly and the second impeller assembly, a directional rudder is arranged at the top of the column, and the directional rudder is located on the side of the column away from the rotating body; the guide module comprises a support rod, a connecting plate and a guide plate, the support rod is arranged on the side of the rotating body away from the column, and a plurality of connecting plates are symmetrically arranged on the support The two ends of the rod, the guide plates are human-shaped plates and are connected to the connecting plates, and the two sides of the guide plates are concave smooth curved plates to evenly distribute wind force to the first impeller assembly and the second impeller assembly, so that the first impeller assembly and the second impeller assembly are subjected to unidirectional wind force; the first impeller assembly and the second impeller assembly both include a fixed plate, and the fixed plate is arranged on the side of the upper beam close to the lower beam, and a bearing seat is provided on the fixed plate, and a vertical axis is rotatably provided on the bearing seat, and a generator assembly is connected to the end of the lower beam, and one end of the vertical axis is connected to the generator assembly, and the two ends of the guide plate on the side close to the column are parallel to the corresponding vertical axis to block the radius part of the first impeller assembly and the second impeller assembly.

2. The vertical axis wind turbine with a wind deflector device according to claim 1, characterized in that: The outer sides of the two ends of the vertical shaft are connected to a plurality of fixed disks through fixed angle steels, and the outer sides of the fixed disks are circumferentially connected with a plurality of blades through plug plates.

3. The vertical axis wind turbine with a wind deflector device according to claim 2, characterized in that: At least two fixing plates are provided.

4. The vertical axis wind turbine with a wind deflector device according to claim 1, characterized in that: The vertical shaft is directly connected to the motor shaft of the generator assembly by taper.

5. The vertical axis wind turbine with a wind deflector device according to claim 1, characterized in that: The lower cross beam is softly connected to the generator assembly.

6. The vertical axis wind turbine with a wind deflector device according to claim 5, characterized in that: A gasket is provided between the lower cross beam and the generator assembly, and the gasket is made of polyurethane.

7. A vertical axis wind turbine with a wind deflector device according to any one of claims 1 to 6, characterized in that: There are at least four connecting plates.

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