CN105114247A

CN105114247A - Wind power generation device

Info

Publication number: CN105114247A
Application number: CN201510676191.8A
Authority: CN
Inventors: 宋志安
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-10-16
Filing date: 2015-10-16
Publication date: 2015-12-02

Abstract

The invention discloses a wind power generation device, relates to the technical field of wind power generation and aims to solve the problem that the wind energy utilization rate is low in existing wind power generation. The wind power generation device is cylindrical as a whole and comprises an inner ring and an outer ring which are arranged from inside and outside, wherein the outer ring comprises multiple first separation plates which are spaced in an upper-and-lower manner, and multiple first blades are circumferentially and evenly arranged between every two adjacent first separation plates; the inner ring comprises multiple second separation plates which are spaced in an upper-and-lower manner, and multiple second blades are circumferentially and evenly arranged between every two adjacent second separation plates; by the aid of the first blades and the second blades, wind blows to inner arc surfaces of the second blades regardless of the angle at which the wind enters the space between every two first blades, so that the inner ring rotates relative to the outer ring. The power generation device has lower requirements for foundations and can fully utilize the wind energy, and compared with existing windmill type power generation devices, the wind power generation device has the advantage that the wind energy utilization rate is greatly increased.

Description

A kind of wind generating unit

Technical field

The present invention relates to technical field of wind power generation, specifically a kind of wind generating unit of drum type.

Background technique

Wind energy is the kinetic energy that the flowing of earth surface air produces, and is a kind of clean energy resource, utilizes wind-force to carry out generating electricity and become a kind of very popular trend.Wind-power electricity generation does not have the problem of fuel combustion, can not produce radiation and atmospheric pollution yet.Existing wind power generation principle is, utilize wind-force to drive air vane to rotate, length of blade is approximately tens meters, the rice even up to a hundred had, and is designed to be the wing of picture aircraft.As on the wind-driven generator of 6100KW, air vane is approximately 20 meters, and when blower fan more powerful, the length of air vane is larger; Along with the increase of fan blade length, higher to the requirement of strength of base plate, add cost and the manufacture difficulty of blower fan.And existing blower fan is very low to the utilization ratio of wind energy, therefore generating efficiency is very low.

Summary of the invention

The object of the present invention is to provide a kind of wind generating unit of novel drum type, for solving the low problem of existing wind-power electricity generation wind energy utilization.

The present invention solves the technological scheme that its technical problem takes: a kind of wind generating unit, it is characterized in that, comprise inner ring and outer shroud, described outer shroud comprises the first dividing plate of upper and lower spaced some rings, often be provided with the first blade of some arches be circumferentially evenly arranged described in adjacent two between the first dividing plate, and often form a guiding air channel between the first blade described in adjacent two; Described inner ring comprises the second partition of upper and lower spaced some rings, often be provided with the second blade of some arches be circumferentially evenly arranged described in adjacent two between second partition, being arranged so that of described first blade and the second blade enters into the wind in guiding air channel and the first blade effect after-blow on the inner arc surface of the second blade;

Also and between outer shroud there is a gap inside that described inner ring is arranged on outer shroud, the bottom of described inner ring is fixedly connected with the bearing of a horizontal positioned, the inwall of described inner ring is fixed with an axle be fixedly connected with alternator shaft, and described outer shroud is all fixedly connected with frame with bearing.

Further, the upper end of described axle and the upper surface of bearing concordant.

Further, the upper surface one section of bearing is stretched out in the upper end of described axle.

Further, the sheet number of described first blade is identical with the sheet number of the second blade.

A kind of wind generating unit provided by the invention, overall one-tenth is cylindric, comprise inner ring and the outer shroud of inside and outside setting, outer shroud comprises upper and lower spaced some first dividing plates, is provided with some the first blades circumferentially evenly arranged between two first often adjacent dividing plates; Inner ring comprises upper and lower spaced some second partitions, is provided with some the second blades circumferentially evenly arranged between two often adjacent second partitions; First blade and the second blade be arranged so that no matter wind enters between two first blades with which kind of angle, and wind all blows on the inner arc surface of the second blade, rotates relative to outer shroud to make inner ring.The requirement of the present invention to basis is lower, can make full use of wind energy, and compare existing windmill type electricity generating device, wind energy utilization improves greatly.

Accompanying drawing explanation

Fig. 1 is schematic top plan view of the present invention;

Fig. 2 is schematic three dimensional views of the present invention;

Fig. 3 is the schematic diagram of the first blade;

Fig. 4 is the schematic diagram that Wind power propelling inner ring is rotated;

Fig. 5 is the A place partial enlarged drawing in Fig. 4;

In figure: 1 first dividing plate, 2 second partitions, 3 first blades, 4 second blades, 5 protruding parts.

Embodiment

As shown in Figures 1 to 5, the present invention includes inner ring and outer shroud, describe the present invention below in conjunction with accompanying drawing.

As shown in Figure 1 and Figure 2, it is the metalwork of ring every the first dividing plate 1 placed and the first blade 3, first dividing plate between the upper and lower that outer shroud comprises some, and some first dividing plate coaxial lines are placed and spacing between often adjacent two the first dividing plates is equal.Between two first often adjacent dividing plates, be provided with some the first blades 3 be circumferentially evenly arranged, as shown in Figure 3, the first blade is the tinsel of arch, and the top of each the first blade and bottom are separately fixed on two first dividing plates setting up and down.Some first dividing plates formation setting up and down cylindrical shape, the placement form of some first blades between two often adjacent fixing wind wheels is all identical, and namely the protruding part 5 of all first blades is towards all consistent.First blade plays guiding, forms guiding air channel between two first often adjacent blades, and wind enters into guiding air channel from outside, and along guiding duct flows.The design of the first blade arch, for the good fluidity of wind provides guarantee.Outer shroud is fixed in frame, and frame is fixedly connected with ground.

An inner ring is provided with in the inside of outer shroud, inner ring comprises some upper and lower spaced second partitions 2 and the second blade 4, second partition is the metalwork of ring, some second partitions are arranged with the first dividing plate one_to_one corresponding respectively, a gap is provided with between each second partition and corresponding second partition, the setting in this gap should ensure that the motion of second partition is not by the interference of the first dividing plate, and this gap width is the smaller the better.Some second partition coaxial lines are arranged, some the second blades 4 be circumferentially evenly arranged are provided with between two often adjacent second partitions, second blade is the tinsel of arch, the two ends up and down of each the second blade are separately fixed on corresponding second partition, and the protruding part of all second blades is towards all consistent and contrary with the projected direction of the protruding part on the first blade.Some second partitions and the second blade make inner ring become as a whole, and the bottom of inner ring is fixedly connected with the bearing inner race of a horizontal positioned, and bearing is fixed in frame.As shown in Figure 4, define between two second often adjacent blades and impact air channel, wind enters guiding air channel from outside, enter into after the guiding of the first blade in guiding air channel apoplexy and impact air channel, as shown in Figure 5, wind, on the concave profile of the first blade, the second blade forms certain blast, drives corresponding inner ring to rotate relative to outer shroud under Action of Wind pressure.

The setting of the first blade and the second blade, should make no matter wind enters into guiding air channel with which kind of angle, the wind flowed out through guiding air channel always blows on the inner arc surface of the second blade, to produce Action of Wind pressure to inner ring, inner ring is rotated clockwise or rotates counterclockwise, Fig. 1 shows the situation that inner ring rotates clockwise.The sheet number of the first blade is identical with the sheet number of the second blade, also can be different.

The inwall of inner ring fixedly mounts an axle, and the lower end of this axle extend in ground, and the top of this axle is concordant with the upper surface of bearing.When the height of whole electricity generating device is larger, the upper end of axle is made to stretch out bearing upper surface one section, to ensure the stability of whole electricity generating device.The lower end of axle is fixedly connected with the rotating shaft of generator, when inner ring is rotated relative to outer shroud, just can the axis of rotation of drive electrical generators, and realize power generation operation.

Claims

1. a wind generating unit, it is characterized in that, comprise inner ring and outer shroud, described outer shroud comprises the first dividing plate of upper and lower spaced some rings, often be provided with the first blade of some arches be circumferentially evenly arranged described in adjacent two between the first dividing plate, and often form a guiding air channel between the first blade described in adjacent two; Described inner ring comprises the second partition of upper and lower spaced some rings, often be provided with the second blade of some arches be circumferentially evenly arranged described in adjacent two between second partition, being arranged so that of described first blade and the second blade enters into the wind in guiding air channel and the first blade effect after-blow on the inner arc surface of the second blade;

2. a kind of wind generating unit according to claim 1, is characterized in that, the upper end of described axle is concordant with the upper surface of bearing.

3. a kind of wind generating unit according to claim 1, is characterized in that, the upper surface one section of bearing is stretched out in the upper end of described axle.

4. a kind of wind generating unit according to claim 1, is characterized in that, the sheet number of described first blade is identical with the sheet number of the second blade.