CN212535926U

CN212535926U - Wind power generation device

Info

Publication number: CN212535926U
Application number: CN202021097653.3U
Authority: CN
Inventors: 赖入
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-12
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a wind power generation device, include: the air guide body is internally provided with an air guide cavity, the top of the air guide cavity is provided with an air outlet, the side wall around the air guide body is provided with a plurality of air guide ports which are uniformly distributed and communicated with the air guide cavity, and each air guide port is internally provided with a one-way air inlet mechanism; the rotating shaft is rotatably arranged at the air outlet, the axis of the rotating shaft is distributed along the vertical direction, and one end of the rotating shaft is connected with the generator; and the plurality of rotating blades are positioned at the air outlet and are uniformly distributed along the circumferential direction of the rotating shaft. Adopt the utility model discloses a wind power generation set can collect the wind of all directions all around to make the wind of collecting gather and rise in the wind-guiding intracavity, finally blow off from the air outlet at wind-guiding chamber top, drive rotating vane and rotate, and the electricity generation of drive generator can improve the generated energy.

Description

Wind power generation device

Technical Field

The utility model relates to a power generation facility technical field, in particular to wind power generation set.

Background

Wind is one of pollution-free energy sources, is inexhaustible, and is clean and pollution-free renewable energy. The kinetic energy of wind is converted into mechanical kinetic energy, and then the mechanical energy is converted into electric kinetic energy, namely wind power generation. Wind power generation does not require the use of fuel and does not produce radiation or air pollution. The principle of wind power generation is that wind power drives windmill blades to rotate, and the rotating speed is increased through a speed increaser, so that a generator is promoted to generate electricity. When wind blows to the windmill blades, the windmill blades are driven to rotate, so that the generator is driven to generate electricity, but most of the windmill blades of the existing generating set are fixedly arranged towards one direction, so that one generating set can only utilize the wind power in one wind direction, and the generating capacity is low.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind power generation device to overcome current wind power generation device's windmill blade can only utilize the wind power generation of a wind direction, the shortcoming that the generated energy is low.

In order to achieve the above object, the utility model provides a wind power generation device, include: the air guide body is internally provided with an air guide cavity, the top of the air guide cavity is provided with an air outlet, the side wall around the air guide body is provided with a plurality of air guide ports which are uniformly distributed and communicated with the air guide cavity, and each air guide port is internally provided with a one-way air inlet mechanism; the rotating shaft is rotatably arranged at the air outlet, the axis of the rotating shaft is distributed along the vertical direction, and one end of the rotating shaft is connected with the generator; and the plurality of rotating blades are positioned at the air outlet and are uniformly distributed along the circumferential direction of the rotating shaft.

Preferably, in the above technical solution, the air guide body is distributed in a shape of a cone with a large bottom and a small top, and the air guide cavity is also distributed in a shape of a cone with a large bottom and a small top.

Preferably, in the above technical solution, all the air guiding openings are spirally distributed along the side wall of the air guiding body from bottom to top, and two adjacent air guiding openings at left and right are separated by an air guiding plate.

Preferably, in the above technical solution, all the air guiding openings are distributed in a right spiral line direction, each air guiding plate is inclined from outside to inside to right upper side, and each air guiding plate is bent from outside to inside to right upper side.

Preferably, in the above technical solution, in each of the air guide ports, the one-way air intake mechanism includes: the bracket is arranged in the middle of the air guide opening and inclines outwards from bottom to top; and all the swinging pieces are sequentially arranged on the bracket from bottom to top, the upper end of each swinging piece is hinged on the bracket in an internal and external swinging mode, and all the swinging pieces swing downwards under the action of gravity and abut against the bracket to seal the air guide opening in a normal state.

Preferably, in the above technical scheme, an iron wire is arranged in each air guide opening, and the iron wire is located outside the unidirectional air inlet mechanism.

Preferably, in each air guide opening, the wire netting is installed on an outer side surface of the air guide opening and inclines outwards from top to bottom.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses an internal top open's that is equipped with wind-guiding chamber of wind-guiding, and the wind-guiding body is equipped with a plurality of evenly distributed's wind-guiding mouth on the lateral wall all around to make the wind-guiding body can collect all around the wind of all directions, every be equipped with one-way air inlet mechanism in the wind-guiding mouth, blow out from other wind-guiding mouths in order to prevent to blow into the wind that the wind-guiding intracavity was blown into through the wind-guiding mouth, thereby make the wind that the wind-guiding body was collected gather and rise in the wind-guiding intracavity, finally blow out from the air outlet at wind-guiding chamber top, drive rotating vane and rotate.

2. The utility model discloses a wind-guiding body and wind-guiding chamber all are big-end-up's toper form distribution down to when making wind from supreme blowing out, can inwards gather gradually, improve wind-force, thereby further improve the generated energy.

3. The utility model discloses an all wind-guiding mouths are the heliciform along the lateral wall of air guide from bottom to top and distribute, and separate through the aviation baffle between two left and right sides adjacent wind-guiding mouths, when all wind-guiding mouths are right helix direction and distribute, every aviation baffle from outer to interior to right bank, and every aviation baffle is from outer to interior to right bank to guide external wind slope rotation to blow into the wind-guiding chamber, gather and rotatory rising in the wind-guiding chamber, further improve wind-force.

Drawings

Fig. 1 is a schematic view of a main structure of a wind power generator according to the present invention, in which a wire mesh is omitted.

Fig. 2 is a schematic top view of fig. 1 with the wire mesh omitted according to the present invention.

Fig. 3 is a schematic cross-sectional view taken along line a-a of fig. 1 according to the present invention.

Fig. 4 is a schematic structural diagram of the one-way air intake mechanism according to the present invention.

Description of the main reference numerals:

the air guide device comprises an air guide body 1, an air guide plate 2, a unidirectional air inlet mechanism 3, a support 1, a swinging sheet 3, an air guide opening 4, a wire netting 5, a rotating shaft 6, a rotating blade 7, an air outlet 8 and an air guide cavity 9.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 to 4 are schematic structural views of a wind turbine generator according to a preferred embodiment of the present invention, which includes a wind guide body 1, a rotating shaft 6, and a plurality of rotating blades 7. Referring to fig. 1 to 4, a wind guide cavity 9 is arranged in the wind guide body 1, an air outlet 8 is arranged at the top of the wind guide cavity 9, and a plurality of wind guide openings 4 which are uniformly distributed and communicated with the wind guide cavity 9 are arranged on the peripheral side wall of the wind guide body 1, so that the wind guide body 1 can collect external wind in all directions through the wind guide openings 4. The unidirectional air inlet mechanism 3 is arranged in each air guide opening 4, the unidirectional air inlet mechanism 3 can only be opened from outside to inside but not from inside to outside, namely, the air can only enter the air guide cavity 9 from outside to inside through the unidirectional air inlet mechanism 3, and the air blown into the air guide cavity 9 through the air guide openings 4 can be prevented from being blown out from other air guide openings 4, so that the air collected by the air guide body 1 is gathered and ascended in the air guide cavity 9 and blown out from the air outlet 8. The rotating shaft 6 is rotatably installed at the air outlet 8, the axis of the rotating shaft 6 is distributed along the vertical direction, and one end of the rotating shaft 6 is connected with a generator (not shown), and the generator is driven to rotate to generate electricity through the rotation of the rotating shaft 6. The plurality of rotating blades 7 are located at the air outlet 8 and are uniformly distributed along the circumferential direction of the rotating shaft 6, so that when the air in the air guide cavity 9 upwards blows out of the air outlet 8, the rotating blades 7 are driven to rotate, the generator is driven to rotate through the rotating shaft 6 to generate electricity, and the generating capacity is improved.

Referring to fig. 1 and 2, preferably, the wind guide body 1 is distributed in a tapered shape with a large bottom and a small top, and the wind guide cavity 9 is also distributed in a tapered shape with a large bottom and a small top, so that when the wind in the wind guide cavity 9 blows out from the bottom to the top, the wind can be gradually gathered inwards, the wind power is improved, and the power generation amount is further improved.

Referring to fig. 1 to 3, preferably, all the air guiding openings 4 are spirally distributed along the side wall of the air guiding body 1 from bottom to top, and two adjacent air guiding openings 4 are separated by the air guiding plate 2. Further preferably, all the air guiding openings 4 are distributed in the direction of a right spiral line, each air guiding plate 2 inclines upwards from outside to inside, and each air guiding plate 2 bends towards the right from outside to inside; on the contrary, when all the air guiding ports 4 are distributed in the left spiral line direction, each air guiding plate 2 inclines upwards from outside to inside, and each air guiding plate 2 bends leftwards from outside to inside to guide the external wind to obliquely and rotatably blow into the air guiding cavity 9, and the external wind is gathered in the air guiding cavity 9 and rotatably ascends, so that the wind power is further improved.

Referring to fig. 4, preferably, in each air guide opening 4, the unidirectional air intake mechanism 3 includes a bracket 3-1 and a plurality of swinging pieces 3-2, the bracket 3-1 is installed in the middle of the air guide opening 4, and the bracket 3-1 is inclined outwards from bottom to top; all the swinging pieces 3-2 are sequentially arranged on the bracket 3-1 from bottom to top, the upper end of each swinging piece 3-2 is hinged on the bracket 3-1 in a mode of swinging inside and outside, and all the swinging pieces 3-2 swing downwards under the action of gravity and abut against the bracket 3-1 in a normal state to seal the air guide port 4; under the action of external wind force, the swinging piece 3-2 on the bracket 3-1 can be blown to swing inwards, the wind guide opening 4 is opened, so that external wind can enter the wind guide cavity 9, and after the wind enters the wind guide cavity 9, the swinging piece 3-2 on the bracket 3-1 swings outwards under the action of gravity to return to the original position. Namely, each swing sheet 3-2 can only swing and open from outside to inside, and each swing sheet 3-2 cannot open from inside to outside because of being blocked by the bracket 3-1, so that the air entering the air guide cavity 9 can be prevented from blowing out from the air guide opening 4.

Referring to fig. 3, preferably, a wire netting 5 is disposed in each air guiding opening 4, and the wire netting 5 is located outside the unidirectional air inlet mechanism 3, so as to prevent animals such as birds from entering the air guiding cavity 9 through the air guiding opening 4. And further preferably, in each air guiding opening 4, the wire netting 5 is installed on the outer side surface of the air guiding opening 4 and inclines outwards from top to bottom.

Adopt the utility model discloses a wind power generation set can gather wind direction all around, leads to wind-guiding chamber 9 with external wind in to make leading-in wind rise in wind-guiding chamber 9 cohesion rotation, improve wind-force, finally blow off from the top air outlet 8 in wind-guiding chamber 9, at 8 in-processes of air outlet that blow off, drive rotating vane 7 rotates, and then drive generator rotates the electricity generation, improves the generated energy.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A wind power plant, characterized by comprising:

the air guide body is internally provided with an air guide cavity, the top of the air guide cavity is provided with an air outlet, the side wall around the air guide body is provided with a plurality of air guide ports which are uniformly distributed and communicated with the air guide cavity, and each air guide port is internally provided with a one-way air inlet mechanism;

the rotating shaft is rotatably arranged at the air outlet, the axis of the rotating shaft is distributed along the vertical direction, and one end of the rotating shaft is connected with the generator; and

the rotating blades are located at the air outlet and are evenly distributed along the circumferential direction of the rotating shaft.

2. The wind power generation device according to claim 1, wherein the wind guide body is distributed in a tapered shape having a large bottom and a small top, and the wind guide cavity is also distributed in a tapered shape having a large bottom and a small top.

3. The wind power generation device according to claim 1, wherein all the air guide openings are spirally distributed along the side wall of the air guide body from bottom to top, and two adjacent air guide openings are separated by an air guide plate.

4. The wind power generation device of claim 3, wherein all the wind scooping openings are distributed in a right spiral direction, each wind deflector is inclined from outside to inside to right above, and each wind deflector is bent from outside to inside to right.

5. The wind power generation device of claim 1, wherein in each of the wind guide openings, the one-way wind inlet mechanism comprises:

the bracket is arranged in the middle of the air guide opening and inclines outwards from bottom to top; and

the air guide device comprises a plurality of swing pieces, wherein all the swing pieces are sequentially arranged on a support from bottom to top, the upper end of each swing piece is hinged to the support in an internal and external swinging mode, and in a normal state, all the swing pieces swing downwards under the action of gravity and abut against the support to seal the air guide opening.

6. The wind power generation device of claim 1, wherein a wire mesh is disposed in each wind guide opening, and the wire mesh is located outside the unidirectional wind inlet mechanism.

7. The wind power generation device of claim 6, wherein in each wind guide opening, the wire mesh is mounted on an outer side surface of the wind guide opening and is inclined outward from top to bottom.