CN215057885U - Fan blade mechanism of wind driven generator - Google Patents

Abstract

The utility model discloses a wind driven generator fan blade mechanism, including the cover at the central fixing base at axle both ends, the cover has the cross-connection piece on the central fixing base, and the support fan blade that the slope set up has all been inserted in four joints of cross-connection piece, and the outer end of supporting the fan blade passes through the connecting seat and connects the blade of perpendicular setting, and the cross-section of blade is the drop shape, and is equipped with a plurality of cavitys in the blade. The utility model is provided with four blades, every two blades are arranged oppositely, meanwhile, the cross section of each blade is in a drop shape, and a plurality of cavities are arranged in each blade, so that the whole structure of each blade is light and corrosion resistant; the utility model discloses a plurality of parts are integrated into one piece structure, low in production cost, simple to operate.

Description

Fan blade mechanism of wind driven generator

Technical Field

The utility model relates to a wind driven generator fan blade mechanism.

Background

The wind driven generator is a device for converting wind energy into electric energy, and mainly comprises blades, a generator, mechanical parts and electrical parts. According to the difference of rotating shafts, wind driven generators are mainly divided into two types, namely horizontal shaft wind driven generators and vertical shaft wind driven generators, and the horizontal shaft wind driven generators in the current market occupy the mainstream position.

The blades of the existing vertical axis wind driven generator are generally S-shaped, and have relatively complex structure, heavy weight, large resistance and very complex installation.

Disclosure of Invention

An object of the utility model is to provide a wind driven generator fan blade mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fan blade mechanism of a wind driven generator comprises center fixing seats sleeved at two ends of a shaft, wherein a four-way connecting piece is sleeved on each center fixing seat, supporting fan blades which are obliquely arranged are inserted into four joints of the four-way connecting piece, the outer end heads of the supporting fan blades are connected with vertically arranged blades through connecting seats, the cross sections of the blades are in a water-drop shape, and a plurality of cavities are formed in the blades.

The utility model discloses a further improvement lies in: the outer end head of the supporting fan blade is sleeved with a first bushing, the blade is sleeved with a second bushing, and the connecting seat is connected with the first bushing and the second bushing through bolts respectively.

The utility model discloses a further improvement lies in: the connecting seat comprises a connecting flat plate, one side surface of the connecting flat plate is connected with the second bushing, the other side surface of the connecting flat plate is provided with two inclined connecting plates, the inclination angle of each inclined connecting plate is consistent with that of the supporting fan blade, and the first bushing on the outer end head of the supporting fan blade is inserted between the two inclined connecting plates.

The utility model discloses a further improvement lies in: the connecting flat plate and the inclined connecting plate are integrally formed.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model is provided with four blades, every two blades are arranged oppositely, meanwhile, the cross section of each blade is in a drop shape, and a plurality of cavities are arranged in each blade, so that the whole structure of each blade is light and corrosion resistant; the utility model discloses a plurality of parts are integrated into one piece structure, low in production cost, simple to operate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure in the direction A of FIG. 1;

FIG. 3 is a schematic view of the connecting seat;

FIG. 4 is a cross-sectional view of a blade;

reference numbers in the figures: the fan comprises a central fixed seat 1, a four-way connecting piece 2, a supporting fan blade 3, a connecting seat 4, a connecting flat plate 4-1, an inclined connecting plate 4-2, a blade 5, a cavity 5-1, a first bushing 6 and a second bushing 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment provides a technical scheme: a fan blade mechanism of a wind driven generator comprises a central fixing seat 1 sleeved at two ends of a shaft, a four-way connecting piece 2 is sleeved on the central fixing seat 1, supporting fan blades 3 which are obliquely arranged are inserted into four joints of the four-way connecting piece 2, the outer end heads of the supporting fan blades 3 are connected with vertically arranged blades 5 through connecting seats 4, the cross sections of the blades 5 are in a water-drop shape, a plurality of cavities 5-1 are arranged in the blades 5, and the overall structure of the blades 5 is light and corrosion resistant.

The outer end head of the supporting fan blade 3 is sleeved with a first bush 6, the blade 5 is sleeved with a second bush 7, and the connecting seat 4 is connected with the first bush 6 and the second bush 7 through bolts respectively, so that the mounting and dismounting are convenient.

The connecting seat 4 comprises a connecting flat plate 4-1, one side surface of the connecting flat plate 4-1 is connected with a second bushing 7, the other side surface of the connecting flat plate 4-1 is provided with two inclined connecting plates 4-2, the inclination angle of each inclined connecting plate 4-2 is consistent with that of the supporting fan blade 3, the first bushing 6 on the outer end head of the supporting fan blade 3 is inserted between the two inclined connecting plates 4-2, and the connecting flat plate 4-1 and the inclined connecting plates 4-2 are integrally formed, so that the production cost is low, and the installation is convenient.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

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.

Claims (4)

1. A wind driven generator fan blade mechanism is characterized in that: the fan blade support structure is characterized by comprising a central fixing seat (1) sleeved at two ends of a shaft, wherein a four-way connecting piece (2) is sleeved on the central fixing seat (1), a support fan blade (3) which is obliquely arranged is inserted into four joints of the four-way connecting piece (2), the outer end head of the support fan blade (3) is connected with a vertically arranged blade (5) through a connecting seat (4), the cross section of the blade (5) is in a water-drop shape, and a plurality of cavities (5-1) are formed in the blade (5).

2. The wind driven generator blade mechanism of claim 1, wherein: the outer end head of the supporting fan blade (3) is sleeved with a first bushing (6), the blade (5) is sleeved with a second bushing (7), and the connecting seat (4) is connected with the first bushing (6) and the second bushing (7) through bolts respectively.

3. The wind driven generator blade mechanism of claim 2, wherein: the connecting seat (4) comprises a connecting plate (4-1), a side face of the connecting plate (4-1) is connected with a second bushing (7), two inclined connecting plates (4-2) are arranged on the other side face of the connecting plate (4-1), the inclination angle of each inclined connecting plate (4-2) is consistent with that of the corresponding supporting fan blade (3), and a first bushing (6) on the outer end of each supporting fan blade (3) is inserted between the two inclined connecting plates (4-2).

4. The wind driven generator blade mechanism of claim 3, wherein: the connecting flat plate (4-1) and the inclined connecting plate (4-2) are integrally formed.

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