CN209781127U

CN209781127U - Wind power source device for power generation

Info

Publication number: CN209781127U
Application number: CN201920437315.0U
Authority: CN
Inventors: 王玉贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2019-12-13
Anticipated expiration: 2029-04-02

Abstract

The utility model relates to a wind power generation technical field specifically discloses a wind power source device for electricity generation, include the vertical axis of being connected with the generator transmission, wind a plurality of fan blade rotation units of circumference equipartition at the top of vertical axis, the fan blade rotation unit is evenly arranged along the not co-altitude of axial, the fan blade rotation unit includes the connecting rod of being connected with the vertical axis is perpendicular, be connected with the fan blade subassembly on the connecting rod, be equipped with the spacing axle that parallels with the connecting rod on the vertical axis under the connecting rod, spacing axle is used for injecing and keeps vertical direction after the fan blade subassembly atress. The device has simple structure, convenient and quick installation and convenient replacement of the fan blade; the limiting shaft is arranged to enable the fan blades to keep vertical after being stressed and rotated, namely the stressed area is kept to be the largest, and more kinetic energy can be provided. The wind energy can be converted into electric energy to the maximum extent and quickly by being connected with the rotating shaft of the generator through gear transmission.

Description

Wind power source device for power generation

Technical Field

The utility model relates to a wind power generation technical field specifically discloses a wind power source device for electricity generation.

Background

In the existing wind power generation technology, the contact area between the propeller of the horizontal shaft generator and wind is small, while the vertical shaft generator is as follows: the pressure difference between windward sides of two sides of the vertical shaft of the H-type or S-type vertical shaft generator is small, so that the efficiency is low. It is well known that the efficiency of a wind generator is proportional to the cube of the wind speed and the wind blade area.

the utility model with the publication number of CN200920073134.0 discloses a vertical shaft type wind power generation device, which comprises a wind power impeller, a generator and a support, wherein the wind power impeller is positioned above the support and is in transmission connection with the generator, the wind power impeller comprises a vertically arranged rotating shaft, and at least two wind power blades for pushing the rotating shaft to rotate are arranged around the rotating shaft; the wind power blade comprises a blade frame, and a one-way wind power valve for blocking reverse passing airflow is arranged on the blade frame. The utility model has the advantages of high generating efficiency, small volume, low cost, long service life and the like.

The utility model with the publication number of CN201620592823.2 discloses a fan blade adjusting component of a vertical shaft type wind driven generator, which comprises a fan blade with an upper cross beam and a lower cross beam, and further comprises a long shaft and a rotating structure, wherein 1/3 of the upper cross beam and the lower cross beam of the fan blade are fixedly connected with a supporting and fixing plate with a mounting hole, the long shaft is connected with the fan blade through the mounting hole of the supporting and fixing plate, two ends of the long shaft are respectively fixed at the upper cantilever beam and the lower cantilever beam of a bracket through the rotating structure, and the long shaft drives the fan blade to rotate around the rotating structure; the upper cross beam of the blade is contacted with the end surface of the upper cantilever beam of the upper bracket, and the lower cross beam of the blade is contacted with the end surface of the lower cantilever beam of the lower bracket, so that the rotation of the fan blade in the anticlockwise direction is limited.

The fan blade adjusting component of the vertical shaft type wind driven generator is characterized in that 1/3 positions of an upper cross beam and a lower cross beam of a fan blade are fixedly connected with a supporting and fixing plate with mounting holes, a long shaft is connected with the fan blade through the mounting holes of the supporting and fixing plate, and the long shaft drives the fan blade to rotate around a rotating structure; the structure is simple and efficient, the problem of blade adjustment is solved, and the utilization rate of wind energy is improved.

The device in the disclosed technical scheme is inconvenient to install, and the dead weight of the blade is large, so that the kinetic energy conversion rate is influenced.

SUMMERY OF THE UTILITY MODEL

the utility model discloses an overcome prior art not enough, provide a wind power source device for electricity generation.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a wind power source device for electricity generation, includes the vertical axis of being connected with the generator transmission, at the top of vertical axis around a plurality of fan blade rotation units of circumference equipartition, fan blade rotation unit is along the not co-altitude uniform arrangement of axial, fan blade rotation unit includes the connecting rod of being connected with the vertical axis is perpendicular, be connected with the fan blade subassembly on the connecting rod, be equipped with the spacing axle that parallels with the connecting rod on the vertical axis under the connecting rod, spacing axle is used for injecing and keeps vertical direction after the fan blade subassembly atress.

Preferably, two sets of fan blade rotating units which are perpendicular to each other are arranged at the top of the vertical shaft in the circumferential direction, each set of fan blade rotating units are arranged at different heights in the axial direction, each set of fan blade rotating unit comprises a first connecting rod, the center of the first connecting rod is rotatably connected with the vertical shaft, first fan blade assemblies are fixedly connected to the two ends of the first connecting rod in a detachable mode respectively, each first fan blade assembly comprises a cross rod and fan blades, the cross rod is fixedly connected to the first connecting rod in a detachable mode, the fan blades are fixedly connected to the cross rod, the fan blades at the two ends of the first connecting rod are perpendicular to each other, and the two.

Preferably, the fan blades are made of hard materials, and the limiting shafts block the fan blades so as to limit the fan blades to keep the vertical direction after being stressed.

preferably, a first blocking rod parallel to the fan blades is arranged on one side, close to the vertical shaft, of the cross rod, and the limiting shaft blocks the first blocking vertical rod to limit the fan blades to keep in the vertical direction after being stressed.

Preferably, three groups of fan blade rotating units are uniformly distributed at the top of the vertical shaft in the circumferential direction, the fan blade rotating units are uniformly distributed along the axial direction at different heights, each fan blade rotating unit comprises a second connecting rod, one end of each second connecting rod is fixedly connected with the vertical shaft, a second fan blade assembly is arranged on each second connecting rod, each second fan blade assembly comprises a fan blade and a sleeve fixedly connected to the upper portion of the corresponding fan blade, each sleeve is rotatably sleeved on the corresponding second connecting rod, and a bolt used for preventing the corresponding second fan blade assembly from falling off is arranged at the tail end of each second connecting rod.

Preferably, three groups of fan blade rotating units are uniformly distributed at the top of the vertical shaft in the circumferential direction, the fan blade rotating units are uniformly distributed along the axial direction at different heights, each fan blade rotating unit comprises a third connecting rod, one end of each third connecting rod is rotatably connected with the vertical shaft, a third fan blade assembly is detachably and fixedly connected to the free end of each third connecting rod, and each third fan blade assembly comprises a cross rod and fan blades, wherein the cross rod is fixedly connected with the third connecting rod, and the fan blades are fixedly connected with the cross rod.

Preferably, a third blocking rod parallel to the fan blades is arranged on one side, close to the vertical shaft, of the cross rod, and the limiting shaft blocks the third blocking rod so as to limit the fan blades to be kept in the vertical direction after being stressed.

Preferably, the fan blade is fixedly connected with a keel frame used for reinforcing the fan blade.

preferably, the cross rod is arranged at the upper part of the fan blade.

The utility model has the advantages that: the device has simple structure, convenient and quick installation and convenient replacement of the fan blade; the cross rod is arranged at the upper part of the fan blade, and the fixed pivot of the fan blade is arranged at the upper part, so that when the wind power is small or no wind exists, the fan blade can keep a vertical initial state, and the condition that the fan blade rotates in disorder can be avoided; the limiting shaft is arranged to enable the fan blades to keep vertical after being stressed and rotated, namely the stressed area is kept to be the largest, and more kinetic energy can be provided. The wind energy can be converted into electric energy to the maximum extent and quickly by being connected with the rotating shaft of the generator through gear transmission.

Drawings

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

FIG. 2 is a detailed view of the structure of the vane rotating unit of FIG. 1;

FIG. 3 is a schematic perspective view of the second embodiment of the present invention;

FIG. 4 is a detailed structural view of the vane rotary unit of FIG. 3;

FIG. 5 is a first perspective view of the first embodiment 2;

FIG. 6 is a detailed structural view of the vane rotary unit of FIG. 5;

FIG. 7 is a first perspective view of the first embodiment 3;

FIG. 8 is a schematic perspective view of example 3;

Fig. 9 is a detailed structural view of the vane rotating unit of fig. 8.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

Example 1: as shown in fig. 1 to 4, a wind power source device for power generation includes a vertical shaft 1 connected to a generator through a gear transmission, two sets of fan blade rotation units 3 perpendicular to each other are disposed on the top of the vertical shaft 1 around the circumferential direction, each set of fan blade rotation units 3 is disposed along different axial heights, each set of fan blade rotation units 3 includes a first connection rod rotatably connected to the vertical shaft 1 at the center, first fan blade assemblies 31 are respectively detachably and fixedly connected to two ends of the first connection rod 32, a limiting shaft 2 parallel to the first connection rod 32 is disposed on the vertical shaft 1 under the first connection rod 32, and the limiting shaft 2 is used for limiting the first fan blade assemblies 31 to maintain the vertical direction after being stressed.

The first fan blade assembly 31 comprises a cross rod 311 detachably and fixedly connected with the first connecting rod 32 and fan blades 313 fixedly connected with the cross rod 311, wherein the cross rod 311 is arranged on the upper parts of the fan blades 313, so that the fan blades are kept in a vertical initial state under the action of small wind force or in the absence of wind, and rotate from the initial state after being stressed without the condition of rotation disorder. The fan blades 313 at two ends of the first connecting rod 32 are arranged vertically, the two fan blades 313 are respectively positioned at two sides of the limiting shaft 2, when each group of fan blade rotating units 3 rotate clockwise or anticlockwise, the limiting shaft 2 can block one of the first fan blade assemblies 31, meanwhile, the other first fan blade assembly 31 is kept parallel to the wind direction, and the pressure difference between two sides of the group of fan blade rotating units 3 is maximum.

Further, as shown in fig. 3 and 4, the fan blades 313 are made of hard materials, and the limiting shaft 2 blocks the fan blades 313 to limit the fan blades 313 to keep a vertical direction after being stressed, that is, the stressed area is the largest, and the largest kinetic energy is obtained instantly.

Further, as shown in fig. 1 and 2, a first blocking rod 314 parallel to the fan blade 313 is disposed on one side of the cross rod 311 close to the vertical shaft 1, and the limiting shaft 2 blocks the first blocking vertical rod 314 to limit the fan blade 313 to maintain a vertical direction after being stressed.

The keel frame 312 is fixedly connected to the fan blade 313, and when the fan blade 313 is made of hard materials, the keel frame 312 is used for reinforcing the fan blade, so that the limiting shaft 2 can effectively prevent the fan blade 313 from turning over after being vertical; when the blades 313 are made of flexible materials (such as skin), the blade is suitable for a working environment with a high wind power level, damage to the blades caused by blowing off when wind power is high is avoided, and the keel frame 312 can increase the stress area of the blades 313 to play a role in supporting the blades.

When the whole device rotates clockwise or anticlockwise under the action of wind force, one fan blade 313 in each set of fan blade rotating unit 3 drives the first connecting rod 32 to rotate under the action of the wind force, the fan blade 313 at the other end of the first connecting rod 32 also rotates along with the wind force, when the fan blade 313 at one end is vertical to the wind direction, the lower part of the fan blade 313 is limited by the limiting shaft 2 to rotate and keep vertical, at the moment, the stressed area of the fan blade 313 is the largest, and the stressed pressure is the largest; meanwhile, the fan blades 313 at the other end are parallel to the wind direction, and the stress area is the smallest. At this time, the pressure difference between the blades 313 on both sides of the blade rotating unit 3 is the largest, and the highest rotating speed can be obtained instantly, so that the vertical shaft generator is driven to rotate, and the wind energy is converted into electric energy to the maximum extent.

Example 2:

As shown in fig. 5 and 6, the present embodiment is different from embodiment 1 in that:

at three fan blade rotating unit 4 of group of circumference equipartition at the top of vertical axis 1, every fan blade rotating unit 4 of group is evenly arranged along the different high of axial, and every fan blade rotating unit 4 of group includes second connecting rod 42, second connecting rod 42 one end and vertical axis 1 fixed connection are equipped with second fan blade subassembly 41 on the second connecting rod 42, second fan blade subassembly 41 includes fan blade 411 and the sleeve pipe 412 of fixed connection in fan blade 411 upper portion, sleeve pipe 412 rotates the cover and establishes on second connecting rod 42, is equipped with at the end of second connecting rod 42 and is used for preventing that second fan blade subassembly 41 from droing bolt 421.

after the fan blades 411 rotate to the vertical direction, the limiting shaft 2 stops the fan blades 411 from continuing to rotate, so that the fan blades 411 are kept vertical, and the maximum kinetic energy can be obtained by the maximum stress area of the fan blades.

example 3:

As shown in fig. 7 to 9, the present embodiment is different from embodiment 2 in that:

The fan blade rotating unit 5 comprises a third connecting rod 52, one end of the third connecting rod 52 is rotatably connected with the vertical shaft 1, a third fan blade assembly 51 is detachably and fixedly connected to the free end of the third connecting rod 52, and the third fan blade assembly 51 comprises a cross rod 511 and fan blades 513, wherein the cross rod 511 and the fan blades 513 are fixedly connected with the cross rod 511, the cross rod 511 and the cross rod 52 are detachably and fixedly connected.

As shown in fig. 7, the fan blades 513 are made of a hard material, and the limiting shaft 2 blocks the fan blades to limit the fan blades to keep a vertical direction after being stressed. When the fan blades 513 rotate to the position of the limiting shaft 2, the rotation is limited by the limiting shaft 2, the maximum stress area is kept, and the maximum kinetic energy is obtained instantly.

As shown in fig. 8 and 9, a third blocking rod 514 parallel to the fan blades 513 is disposed on one side of the cross rod 511 close to the vertical shaft 1, and the limiting shaft 2 blocks the third blocking rod 514 to limit the fan blades 513 to keep vertical after being stressed, so that the wind-driven generator is suitable for a working environment with a high wind power level, and avoids the damage caused by blowing off the fan blades when the wind power is high.

Still can add on the fan blade of above-mentioned three embodiment and establish solar panel, also can continuously generate electricity under the windless condition in fine day, the utility model discloses not only be applicable to frontier defense whistle card, farming-pasturing area or remote area's basic station and carry out wind power generation, can also be applicable to tidal power generation in places such as island.

The shape of the fan blade in the above embodiment can be a rectangle or a rhombus with a longer lower part.

the device has simple structure, convenient and quick installation and convenient replacement of the fan blade; the cross rod is arranged at the upper part of the fan blade, and the fixed pivot of the fan blade is arranged at the upper part, so that when the wind power is small or no wind exists, the fan blade can keep a vertical initial state, and the condition that the fan blade rotates in disorder can be avoided; the limiting shaft is arranged to enable the fan blades to keep vertical after being stressed and rotated, namely the stressed area is kept to be the largest, and more kinetic energy can be provided. The wind energy can be converted into electric energy to the maximum extent and quickly by being connected with the rotating shaft of the generator through gear transmission.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents.

In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "center", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the scope of the present invention.

Claims

1. The utility model provides a wind power source device for electricity generation, includes the vertical axis of being connected with the generator transmission, at the top of vertical axis around a plurality of fan blade rotating unit of circumference equipartition, its characterized in that, fan blade rotating unit is along the not co-altitude uniform arrangement of axial, fan blade rotating unit includes the connecting rod of being connected with the vertical axis is perpendicular, be connected with the fan blade subassembly on the connecting rod, be equipped with the spacing axle that parallels with the connecting rod on the vertical axis under the connecting rod, spacing axle is used for injecing fan blade subassembly atress back and keeps vertical direction.

2. The wind power source device for generating electricity according to claim 1, wherein two sets of fan blade rotating units perpendicular to each other are disposed on the top of the vertical shaft in the circumferential direction, each set of fan blade rotating units are arranged at different heights along the axial direction, each set of fan blade rotating unit comprises a first connecting rod rotatably connected with the vertical shaft at the center, the first fan blade assemblies are detachably and fixedly connected at two ends of the first connecting rod respectively, each first fan blade assembly comprises a cross rod detachably and fixedly connected with the first connecting rod and a fan blade fixedly connected with the cross rod, the fan blades at two ends of the first connecting rod are disposed perpendicular to each other, and the two fan blades are disposed at two sides of the limiting shaft respectively.

3. the wind power source device for generating electricity according to claim 2, wherein the blades are made of hard material, and the limiting shaft blocks the blades so as to limit the blades to keep vertical after being stressed.

4. the wind power source device for generating electricity according to claim 2, wherein a first blocking rod parallel to the fan blades is disposed on one side of the cross rod close to the vertical shaft, and the limiting shaft blocks the first blocking vertical rod to limit the fan blades to maintain a vertical direction after being stressed.

5. The wind power source device for generating electricity according to claim 1, wherein three sets of fan blade rotating units are uniformly distributed on the top of the vertical shaft in the circumferential direction, the fan blade rotating units are uniformly distributed along the axial direction at different heights, each fan blade rotating unit comprises a second connecting rod, one end of each second connecting rod is fixedly connected with the vertical shaft, each second connecting rod is provided with a second fan blade assembly, each second fan blade assembly comprises a fan blade and a sleeve fixedly connected to the upper portion of the fan blade, each sleeve is rotatably sleeved on the corresponding second connecting rod, and the tail end of each second connecting rod is provided with a bolt for preventing the corresponding second fan blade assembly from falling off.

6. The wind power source device for generating electricity according to claim 1, wherein three sets of fan blade rotating units are uniformly distributed on the top of the vertical shaft in the circumferential direction, the fan blade rotating units are uniformly arranged along the axial direction at different heights, each fan blade rotating unit comprises a third connecting rod, one end of each third connecting rod is rotatably connected with the vertical shaft, a third fan blade assembly is detachably and fixedly connected to the free end of each third connecting rod, and each third fan blade assembly comprises a cross rod detachably and fixedly connected with the third connecting rod and a fan blade fixedly connected with the cross rod.

7. The wind power source device for power generation according to claim 5 or 6, wherein the blades are made of hard material, and the limiting shaft blocks the blades to limit the blades to keep vertical direction after being stressed.

8. the wind power source device for generating electricity according to claim 6, wherein a third blocking rod parallel to the fan blades is arranged on one side of the cross rod close to the vertical shaft, and the limiting shaft blocks the third blocking rod to limit the fan blades to keep vertical after being stressed.

9. The wind power source device for power generation according to any one of claims 1 to 6, wherein a keel frame for reinforcing the blade is fixedly connected to the blade.

10. The wind power source device for power generation according to any one of claims 2 or 6, wherein the cross bar is provided at an upper portion of the fan blade.