阅读说明：本技术 一种可变换风轮方向的风车发电装置 (Windmill power generation device capable of changing wind wheel direction ) 是由 王树平 于 2019-11-06 设计创作，主要内容包括：本发明涉及风能发电器械设备技术领域,且公开了一种可变换风轮方向的风车发电装置,包括底座,所述底座的顶部固定安装有支撑盘,所述支撑盘顶部的一侧固定安装有前支架,所述支撑盘顶部的另一侧固定安装有后支架,所述后支架的顶部侧面固定安装有轴筒,所述轴筒远离后支架的一侧固定安装有轮毂,所述轮毂的表面活动安装有叶柄,该可变换风轮方向的风车发电装置,驱动伞齿轮只有固定的两个位置为齿纹部,使得扇叶改变方向的位置得以控制,在将扇叶面积变为最大后,可利用另一侧的齿纹部使得扇叶面积逐步减小,直至平行通过两个支架间的空隙,使得到达顶部的扇叶永远正面迎风,底部的扇叶立面迎风,解决了风向受力的问题。(The invention relates to the technical field of wind power generation equipment and equipment, and discloses a windmill power generation device capable of changing the direction of a wind wheel, which comprises a base, wherein a supporting disk is fixedly arranged at the top of the base, a front support is fixedly arranged on one side of the top of the supporting disk, a rear support is fixedly arranged on the other side of the top of the supporting disk, a shaft cylinder is fixedly arranged on the side surface of the top of the rear support, a hub is fixedly arranged on one side of the shaft cylinder, which is far away from the rear support, a blade handle is movably arranged on the surface of the hub, the windmill power generation device capable of changing the direction of the wind wheel has the advantages that only two fixed positions of a driving bevel gear are used as tooth thread parts, so that the position of the blade with the direction changed can be controlled, after the area of the blade is changed to the maximum, the area of the blade can be, the vertical surface of the fan blade at the bottom faces the wind, so that the problem of wind direction stress is solved.)

1. The utility model provides a windmill power generation facility of convertible wind wheel direction, includes base (1), its characterized in that: the utility model discloses a fan blade support structure, including base (1), one side fixed mounting at base (1) has supporting disk (2), one side fixed mounting at supporting disk (2) top has fore-stock (3), the opposite side fixed mounting at supporting disk (2) top has after-poppet (4), the top side fixed mounting of after-poppet (4) has beam barrel (5), one side fixed mounting that after-poppet (4) were kept away from in beam barrel (5) has wheel hub (6), the movable surface mounting of wheel hub (6) has petiole (7), petiole (7) are through gim peg (8) and flabellum (9) fixed connection, the top opposite side fixed mounting of after-poppet (4) has headstock (10).

2. The windmill power generation device capable of changing the direction of the wind wheel according to claim 1, characterized in that: a wind turbine main shaft (11) is fixedly installed in the power box (10), and the other end of the wind turbine main shaft (11) is movably connected with the front support (3).

3. The windmill power generation device capable of changing the direction of the wind wheel according to claim 1, characterized in that: a driving bevel gear (12) is sleeved on the main shaft (11) of the wind turbine, and the driving bevel gear (12) is located inside the hub (6).

4. The windmill power generation device capable of changing the direction of the wind wheel according to claim 1, characterized in that: the bottom of the petiole (7) is fixedly connected with a direction-changing bevel gear (13), and the surface of the direction-changing bevel gear (13) is provided with insections.

5. The windmill power generation device capable of changing the direction of the wind wheel according to claim 1, characterized in that: a plurality of steel balls are movably mounted in the inner cavity of the driving bevel gear (12), and the steel balls are in contact with the surface of the wind turbine main shaft (11).

6. The windmill power generation device capable of changing the direction of the wind wheel according to claim 1, characterized in that: the driving bevel gear (12) is symmetrically provided with two thread parts (14), and the driving bevel gear (12) is meshed with the direction-changing bevel gear (13).

Technical Field

The invention relates to the technical field of wind power generation equipment, in particular to a windmill power generation device capable of changing the direction of a wind wheel.

Background

The environment is protected at present, the development of green energy is a problem facing all over the world, the development of green natural energy is realized, wind energy is taken as clean renewable energy, the attention of all countries in the world is paid more and more, the energy is huge, the global wind energy is about 2.74 multiplied by 109MW, the available wind energy is 2 multiplied by 107MW, the total amount of water energy which can be developed and utilized on the earth is 10 times larger than the total amount of water energy which can be developed and utilized on the earth, the wind energy storage capacity in China is large, the distribution area is wide, the wind energy storage capacity on the land only is about 2.53 hundred million kilowatts, the wind energy market is rapidly developed along with the development of global economy, the global wind power generation capacity is doubled since 2004, and the installed capacity of the global wind power is expanded by 27% from 2006 to 2007. There are 9 gigawatts in 2007, and this figure will be 16 gigawatts by 2010.

However, according to the existing wind power generation technology, the effective utilization rate of the wind energy in the natural environment is low, natural resources are wasted, and the existing wind power generation technology and equipment thereof have the advantages of small windward area and low conversion rate of the wind energy.

Disclosure of Invention

Aiming at the defects of the existing wind power generation equipment, the invention provides the windmill power generation device capable of changing the direction of the wind wheel, which has the advantages of large windward area and high conversion rate and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides a windmill power generation facility of convertible wind wheel direction, includes the base, the top fixed mounting of base has the supporting disk, one side fixed mounting at supporting disk top has the fore-stock, the opposite side fixed mounting at supporting disk top has the after-poppet, the top side fixed mounting of after-poppet has the shaft section of thick bamboo, one side fixed mounting that the after-poppet was kept away from to the shaft section of thick bamboo has wheel hub, wheel hub's movable surface mounting has the petiole, the petiole passes through gim peg and flabellum fixed connection, the top opposite side fixed mounting of after-poppet has the headstock.

Preferably, a main shaft of a wind turbine is fixedly installed in the power box, and the other end of the main shaft of the wind turbine is movably connected with the front support.

Preferably, a driving bevel gear is sleeved on the main shaft of the wind turbine and is located inside the hub.

Preferably, the bottom of the petiole is fixedly connected with a direction-changing bevel gear, and the surface of the direction-changing bevel gear is provided with insections.

Preferably, a plurality of steel balls are movably mounted in an inner cavity of the driving bevel gear, and the steel balls are in contact with the surface of a main shaft of the wind turbine.

Preferably, the driving bevel gear is provided with two symmetrical positions with a thread part, and the driving bevel gear is meshed with the direction-changing bevel gear.

Compared with the existing wind power generation equipment, the wind power generation equipment has the following beneficial effects:

1. the windmill power generation device capable of changing the direction of the wind wheel utilizes the meshing rotation of the driving bevel gear and the turning bevel gear, so that the windward area is gradually increased when the fan blades reach the highest point from the horizontal position, the conversion utilization rate of wind energy is improved, the length of the blade stems is properly increased, and the conversion rate is also enhanced.

2. According to the windmill power generation device with the convertible wind wheel direction, the driving bevel gear is only provided with the two fixed positions as the tooth thread parts, so that the position of the fan blade with the direction changed can be controlled, after the area of the fan blade is changed to be the largest, the area of the fan blade can be gradually reduced by the tooth thread part on the other side until the fan blade passes through a gap between the two supports in parallel, the fan blade reaching the top is always windward, the vertical face of the fan blade at the bottom is windward, and the problem of wind direction stress is solved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic plan view of the structure of the present invention;

FIG. 3 is an enlarged cross-sectional view of the hub of the present invention;

FIG. 4 is a schematic enlarged cross-sectional view of a hub according to the present invention;

fig. 5 is an enlarged schematic view of the drive bevel gear of the present invention.

In the figure: 1. a base; 2. a support disc; 3. a front bracket; 4. a rear bracket; 5. a shaft cylinder; 6. a hub; 7. a petiole; 8. a fixing bolt; 9. a fan blade; 10. a power box; 11. a wind turbine main shaft; 12. a drive bevel gear; 13. a direction-changing bevel gear; 14. a tooth-line part.

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. 1-5, a windmill generator capable of changing wind wheel direction comprises a base 1, a supporting disk 2 is fixedly installed at the top of the base 1, the supporting disk 2 can rotate three hundred and sixty degrees, a front bracket 3 is fixedly installed at one side of the top of the supporting disk 2, a rear bracket 4 is fixedly installed at the other side of the top of the supporting disk 2, the design height of the bracket is 50-100m, a shaft tube 5 is fixedly installed at the side surface of the top of the rear bracket 4, the shaft tube 5 is positioned between the front bracket 3 and the rear bracket 4, a hub 6 is fixedly installed at one side of the shaft tube 5 far away from the rear bracket 4, a blade handle 7 is movably installed on the surface of the hub 6, the blade handle 7 is fixedly connected with a fan blade 9 through a fixing bolt 8, in order to ensure the uniformity of stress of the fan blade 9, the number of the fan blade 9 is usually set to 4-6, the lengths of the petioles 7 and the fan blades 9 are 30-60m, and the windward area of the fan blades 9 is 50-100m²And a power box 10 is fixedly arranged on the other side of the top of the rear support 4.

The power box 10 is internally and fixedly provided with a wind turbine main shaft 11, the other end of the wind turbine main shaft 11 is movably connected with the front support 3, and the wind turbine main shaft 11 drives the windmill to rotate in an accelerating manner by utilizing the acceleration of the power box 10.

The main shaft 11 of the wind turbine is sleeved with a driving bevel gear 12, the driving bevel gear 12 is located inside the hub 6, the driving bevel gear 12 is used for changing the direction of the fan blade 9 in operation to achieve the purpose of increasing the windward area, when the hub 6 rotates to the highest point, namely ninety degrees, the windward area is the largest, and when the hub rotates to the lowest point, namely two hundred and seventy degrees, the vertical surface of the fan blade 9 faces the wind and passes through the front support 3 and the rear support 4.

Wherein, the bottom of the petiole 7 is fixedly connected with a direction-changing bevel gear 13, the surface of the direction-changing bevel gear 13 is provided with insections, the direction-changing bevel gear 13 is meshed with a driving bevel gear 12 to change the direction, two ninety-degree fan blades which are parallel to each other automatically change the angle, and the problem of wind direction stress is solved.

A plurality of steel balls are movably mounted in the inner cavity of the driving bevel gear 12, the steel balls are in contact with the surface of the wind turbine main shaft 11, and when the windmill rotates, the steel balls are used for avoiding the rotation of the driving bevel gear 12, so that the driving bevel gear 12 is kept fixed.

The two symmetrical positions on the driving bevel gear 12 are provided with the thread parts 14, the driving bevel gear 12 is meshed with the direction-changing bevel gear 13, the driving bevel gear 12 except the thread parts 14 is a smooth surface and is low in position, and unnecessary direction change of the fan blades 9 caused by friction between the driving bevel gear 12 and the direction-changing bevel gear 13 is avoided.

The working principle is as follows: when the fan blade assembly is used, the fan blade 9 rotates upwards due to wind power, when the bottom direction-changing bevel gear 13 reaches the toothed part 14 on one side of the driving bevel gear 12, the direction-changing bevel gear 13 starts to rotate, at the moment, the fan blade 9 can be driven to rotate for ninety degrees, the windward area is the largest, the fan blade 9 continues to rotate, when the bottom direction-changing bevel gear 13 reaches the toothed part 14 on the other side of the driving bevel gear 12, the direction-changing bevel gear 13 starts to rotate, the fan blade 9 can be driven to rotate for ninety degrees, and at the moment, the fan blade 9 is parallel to the.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention. In the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited to any other way.

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.