CN210564896U

CN210564896U - Double-port double-group blade vertical axis permanent magnet direct-drive wind driven generator

Info

Publication number: CN210564896U
Application number: CN201921523418.5U
Authority: CN
Inventors: 冯家任; 田立红; 冯海曦
Original assignee: NANTONG DAREN MOTOR Inc
Current assignee: NANTONG DAREN MOTOR Inc
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-05-19
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a double-port double-group paddle vertical axis permanent magnet direct-drive wind driven generator, which comprises an outer casing, an inner casing, an upper outer end cover, a lower outer end cover, an inner end cover, an outer ring generator winding stator core, an outer ring generator rotor body, an outer ring generator rotor core, an outer ring generator permanent magnet, an inner ring generator winding stator core, an inner ring generator rotating shaft, an inner ring generator rotor core, an inner ring generator permanent magnet, an outer ring generator upper bearing, an outer ring generator lower bearing, an inner ring generator upper bearing, an inner ring generator lower bearing, a group of paddles and another group of paddles; the outer ring generator rotor iron core is fixedly connected with the outer ring generator permanent magnet and mutually inducts with the outer ring generator stator iron core with a winding to form a generator; and the inner ring generator rotor core is fixed with the inner ring generator permanent magnet and mutually inducts with the inner ring generator stator core with a winding to form another generator.

Description

Double-port double-group blade vertical axis permanent magnet direct-drive wind driven generator

Technical Field

The utility model relates to a permanent magnetism directly drives aerogenerator, in particular to double-port two paddle vertical axis permanent magnetism directly drives aerogenerator.

Background

The traditional wind driven generator adopts a group of blades and a generator, the rated power of the generator corresponds to the rated wind speed, when the natural wind speed changes, the power of the generator changes, under the condition of the wind speed lower than the optimal wind speed section, the power of the generator is reduced at a large rate, and the low wind speed cannot be effectively and fully utilized, which is the maximum restriction factor of the annual low total power generation of the wind driven generator.

Disclosure of Invention

The utility model aims at providing a characteristics that can not be less than rated wind speed to above-mentioned current aerogenerator more make full use of provides a double-port two group paddle vertical axis permanent magnetism and directly drives aerogenerator, technical scheme as follows:

a dual-port double-group blade vertical axis permanent magnet direct-drive wind driven generator comprises an outer shell, an inner shell, an upper outer end cover, a lower outer end cover, an inner end cover, an outer ring generator stator core, an outer ring generator rotor body, an outer ring generator rotor core, an outer ring generator permanent magnet, an inner ring generator stator core, an inner ring generator rotating shaft, an inner ring generator rotor core, an inner ring generator permanent magnet, an outer ring generator upper bearing, an outer ring generator lower bearing, an inner ring generator upper bearing, an inner ring generator lower bearing, a group of blades and another group of blades; the outer machine shell is fixedly connected with the upper outer end cover and the lower outer end cover, the inner machine shell is fixedly connected with the inner end cover and the lower outer end cover, the inner wall of the inner shell is fixed with the winding stator core of the inner ring generator, the outer ring of the bearing above the outer ring generator is fixed in the bearing chamber of the upper outer end cover, the outer ring of the bearing below the outer ring generator is fixed in the bearing chamber of the lower outer end cover, the inner ring of the bearing above the outer ring generator and the inner ring of the bearing below the outer ring generator are respectively fixed on the rotor body of the outer ring generator, the outer ring generator rotor body is fixedly provided with the outer ring generator rotor iron core, the outer ring generator rotor iron core is fixedly connected with the outer ring generator permanent magnet, and the outer ring generator rotor iron core and the outer ring generator stator iron core with windings are mutually induced to form a generator; the outer ring of the bearing above the inner ring generator is fixed in the bearing chamber of the inner end cover, the outer ring of the bearing below the inner ring generator is fixed in the bearing chamber of the inner end cover below the inner ring generator, the inner ring of the bearing above the inner ring generator and the inner ring of the bearing below the inner ring generator are respectively fixed on the rotating shaft of the inner ring generator, the rotating shaft of the inner ring generator is fixedly connected with the rotor core of the inner ring generator, the permanent magnet of the inner ring generator is fixed on the rotor core of the inner ring generator, and the permanent magnet of the inner ring generator and the stator core of the inner ring generator with a winding; the group of blades are fixedly connected with the upward extending part of the outer ring generator rotor body, and the outer ring generator rotor body is driven to rotate and generate electric energy under the action of wind energy; the other group of blades are fixedly connected with the upward extending part of the rotating shaft of the inner ring generator, and the other group of blades drive the rotating shaft of the inner ring generator to rotate and generate electric energy under the action of wind energy.

The outer ring generator rotor body and the group of blades connected with the outer ring generator rotor body are independent from the inner ring generator rotating shaft and the other group of blades connected with the inner ring generator rotating shaft and do not interfere with each other.

The utility model provides a pair of two groups of paddle vertical axis permanent magnetism of dual-port directly drives aerogenerator comprises the generator and two sets of paddles of two sets of different power and rotational speed, it is many to be suitable for the wind speed classification, it is wide to be suitable for the region area, both can fully effectively utilize the wind-force of high wind speed period, also can fully effectively utilize the wind-force of low wind speed period, realize wind power generation's high productivity, improve aerogenerator efficiency by a wide margin, reduce the power generation cost, provide brand-new generation aerogenerator for the low wind speed region of china.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a dual-port dual-group blade vertical axis permanent magnet direct-driven wind turbine of the present invention;

in the drawings, the reference numerals represent the following list of components:

11 outer machine shell, 12 inner machine shell, 13 upper outer end cover, 14 lower outer end cover, 15 inner end cover, 16 outer ring generator with winding stator core, 17 outer ring generator rotor body, 18 outer ring generator rotor core, 19 outer ring generator permanent magnet, 20 inner ring generator with winding stator core, 21 inner ring generator rotating shaft, 22 inner ring generator rotor core, 23 inner ring generator permanent magnet, 24 outer ring generator upper bearing, 25 outer ring generator lower bearing, 26 inner ring generator upper bearing, 27 inner ring generator lower bearing, 28 group of blades, and 29 another group of blades.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, the dual-port dual-group blade vertical axis permanent magnet direct drive wind driven generator comprises an outer casing 11, an inner casing 12, an upper outer end cover 13, a lower outer end cover 14, an inner end cover 15, an outer ring generator winding stator core 16, an outer ring generator rotor body 17, an outer ring generator rotor core 18, an outer ring generator permanent magnet 19, an inner ring generator winding stator core 20, an inner ring generator rotating shaft 21, an inner ring generator rotor core 22, an inner ring generator permanent magnet 23, an outer ring generator upper bearing 24, an outer ring generator lower bearing 25, an inner ring generator upper bearing 26, an inner ring generator lower bearing 27, one group of blades 28 and the other group of blades 29; the outer housing 11 is fixedly connected with the upper outer end cover 13 and the lower outer end cover 14, the inner housing 12 is fixedly connected with the inner end cover 15 and the lower outer end cover 14, the outer housing 11 is fixedly provided with a winding stator core 16 on the inner wall, the inner housing 12 is fixedly provided with a winding stator core 20 on the inner wall, an outer ring of an upper bearing 24 of the outer generator is fixedly arranged in a bearing chamber of the upper outer end cover 13, an outer ring of a lower bearing 25 of the outer generator is fixedly arranged in an outer bearing chamber of the lower outer end cover 14, an inner ring of the upper bearing 24 of the outer generator and an inner ring of the lower bearing 25 of the outer generator are respectively fixed on the outer generator rotor body 17, the outer generator rotor core 18 is fixedly arranged on the outer generator rotor body 17, and the outer generator rotor core 18 is fixedly connected with the outer generator permanent magnet 19, the stator core 16 with the winding of the outer ring generator is mutually induced to form a generator; the outer ring of the bearing 26 above the inner ring generator is fixed in the bearing chamber of the inner end cover 15, the outer ring of the bearing 27 below the inner ring generator is fixed in the bearing chamber of the outer end cover 14 below, the inner ring of the bearing 26 above the inner ring generator and the inner ring of the bearing 27 below the inner ring generator are respectively fixed on the inner ring generator rotating shaft 21, the inner ring generator rotor core 22 is fixedly connected on the inner ring generator rotating shaft 21, the inner ring generator permanent magnet 23 is fixed on the inner ring generator rotor core 22 and mutually induces with the winding stator core 20 of the inner ring generator to form another generator; the group of blades 28 is fixedly connected to the upward extending portion of the outer ring generator rotor body 17, and the group of blades 28 drives the outer ring generator rotor body 17 to rotate and generate electric energy under the action of wind energy; the other group of blades 29 is fixedly connected with the upward extending part of the inner ring generator rotating shaft 21, and the other group of blades 29 drives the inner ring generator rotating shaft 21 to rotate and generate electric energy under the action of wind energy.

The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A dual-port double-group paddle vertical axis permanent magnet direct-drive wind driven generator is characterized by comprising an outer shell, an inner shell, an upper outer end cover, a lower outer end cover, an inner end cover, an outer ring generator stator core, an outer ring generator rotor body, an outer ring generator rotor core, an outer ring generator permanent magnet, an inner ring generator stator core, an inner ring generator rotating shaft, an inner ring generator rotor core, an inner ring generator permanent magnet, an outer ring generator upper bearing, an outer ring generator lower bearing, an inner ring generator upper bearing, an inner ring generator lower bearing, one group of paddles and the other group of paddles; the outer machine shell is fixedly connected with the upper outer end cover and the lower outer end cover, the inner machine shell is fixedly connected with the inner end cover and the lower outer end cover, the inner wall of the inner shell is fixed with the winding stator core of the inner ring generator, the outer ring of the bearing above the outer ring generator is fixed in the bearing chamber of the upper outer end cover, the outer ring of the bearing below the outer ring generator is fixed in the bearing chamber of the lower outer end cover, the inner ring of the bearing above the outer ring generator and the inner ring of the bearing below the outer ring generator are respectively fixed on the rotor body of the outer ring generator, the outer ring generator rotor body is fixedly provided with the outer ring generator rotor iron core, the outer ring generator rotor iron core is fixedly connected with the outer ring generator permanent magnet, and the outer ring generator rotor iron core and the outer ring generator stator iron core with windings are mutually induced to form a generator; the outer ring of the bearing above the inner ring generator is fixed in the bearing chamber of the inner end cover, the outer ring of the bearing below the inner ring generator is fixed in the bearing chamber of the inner end cover below the inner ring generator, the inner ring of the bearing above the inner ring generator and the inner ring of the bearing below the inner ring generator are respectively fixed on the rotating shaft of the inner ring generator, the rotating shaft of the inner ring generator is fixedly connected with the rotor core of the inner ring generator, the permanent magnet of the inner ring generator is fixed on the rotor core of the inner ring generator, and the permanent magnet of the inner ring generator and the stator core of the inner ring generator with a winding; the group of blades are fixedly connected with the upward extending part of the outer ring generator rotor body, and the outer ring generator rotor body is driven to rotate and generate electric energy under the action of wind energy; the other group of blades are fixedly connected with the upward extending part of the rotating shaft of the inner ring generator, and the other group of blades drive the rotating shaft of the inner ring generator to rotate and generate electric energy under the action of wind energy.

2. The dual-port dual-group-blade vertical-axis permanent magnet direct-drive wind turbine generator as claimed in claim 1, wherein the outer ring generator rotor body and the group of blades connected with the outer ring generator rotor body are independent from the inner ring generator rotating shaft and the other group of blades connected with the inner ring generator rotating shaft and do not interfere with each other.

3. The dual-port dual-group-blade vertical-axis permanent magnet direct-drive wind turbine generator as claimed in claim 1, wherein the outer ring generator permanent magnet is fixed on the outer side surface of the outer ring generator rotor body, and the inner ring generator permanent magnet is fixed on the outer side surface of the inner ring generator rotor core.