CN212454685U

CN212454685U - Suspension type wind driven generator

Info

Publication number: CN212454685U
Application number: CN202021143309.3U
Authority: CN
Inventors: 麻焕锋; 孙伟超; 赵纲领; 徐子薇; 董若颖; 邢忻雨; 孙春志
Original assignee: Shangqiu Normal University
Current assignee: Shangqiu Normal University
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-02-02
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a suspension type wind driven generator, which comprises a stator part, a rotor part, an installation shell and a connecting piece, wherein the installation shell comprises an upper shell and a lower shell, and the lower shell is connected with small-capacity electric equipment; the stator part comprises a stator winding disc and a hollow shaft, and the rotor part comprises a pair of permanent magnet rotor discs which are respectively fixed on the upper shell and the lower shell; the connecting piece comprises a sleeve and a mounting base, the top of the hollow shaft sequentially penetrates through the upper shell and the connecting disc and then is connected with the sleeve, one end of the mounting base is connected with the sleeve, and the other end of the mounting base is suspended on small-capacity electric equipment; the hollow shaft is rotatably arranged on the mounting shell and the connecting disc, and a group of blades are arranged between the connecting disc and the upper shell. The utility model discloses a structure of perpendicular installation of suspension type has reduced and has accounted for the body, and simple structure, design are ingenious simultaneously, have reduced installation cost, and the later stage management and the maintenance of also being convenient for are favorable to popularizing and applying on a large scale.

Description

Suspension type wind driven generator

Technical Field

The utility model relates to a motor manufacturing field especially relates to a suspension type aerogenerator.

Background

The wind energy is used as a clean energy, and the effective utilization of the wind energy has important embodiment on reducing environmental pollution and improving economic benefit. The wind power generator is the main embodiment of wind energy utilization, and the basic principle of the conventional wind power generator is taken as the reference of wind power: the blades which are designed in a spiral shape and blown by wind power to increase the windward side rotate, and the blades drive the rotor part to rotate relative to the stator part, so that the electromagnetic induction between the rotor part and the stator part is utilized to generate electricity.

However, the conventional wind power generator needs to have a speed-increasing gear in order to utilize a low-speed rotating force such as wind power, and the generator needs a separate space, so that a large volume is often required for generating a large amount of power, and such a large-volume wind power generator has a disadvantage of being difficult to use in small-capacity electric equipment, and although a small-size wind power generator has been developed in the prior art, it mostly adopts a horizontal installation structure, and has a complicated design structure in order to maintain its self-balanced rotation, resulting in high installation cost and post-maintenance cost, in short, the wind power generator in the prior art is not suitable for supplying power to small-capacity electric equipment such as road lighting lamps, landscape lamps and traffic lights, and has technical disadvantages of large volume, complicated equipment, high cost, and is not suitable for supplying power to small-capacity electric equipment used in places having advantages of acquiring wind power in low-wind and low-wind regions, the wide-range popularization and application is limited.

Disclosure of Invention

The utility model discloses a solve aerogenerator among the prior art and be uncomfortable to supply power for the consumer of small capacity, have to account for the body big, the equipment is complicated, with high costs technical defect, and the problem that receives the restriction is popularized and applied on a large scale, has the advantage that accounts for the body little, think about ingenious, simple structure to the adoption suspension type mounting structure, is favorable to popularizing and applying on a large scale.

In order to realize the purpose, the technical scheme of the utility model is that:

a suspension type wind driven generator comprises a stator part, a rotor part, an installation shell and a connecting piece, wherein the installation shell comprises an upper shell and a lower shell which are vertically spliced, and the lower shell is connected with small-capacity electric equipment;

the stator part comprises a stator winding disc and a hollow shaft for fixing the stator winding disc, and the rotor part comprises a pair of permanent magnet rotor discs fixed on the upper shell and the lower shell respectively;

the connecting piece comprises a sleeve and a mounting base, the top of the hollow shaft sequentially penetrates through the upper shell and the connecting disc and then is connected with the sleeve, one end of the mounting base is connected with the sleeve, and the other end of the mounting base is suspended on small-capacity electric equipment through a first connecting bolt;

the hollow shaft is rotatably arranged on the mounting shell and the connecting disc, a group of blades are arranged between the connecting disc and the upper shell, and the blades are distributed around the hollow shaft in the same direction and at equal intervals by taking the hollow shaft as a center.

Furthermore, a plurality of small connecting lugs for connecting bolts to penetrate through are uniformly distributed on the outer peripheral surfaces of the upper shell and the lower shell, the interiors of the upper shell and the lower shell are hollow, and one permanent magnet rotor disc is adhered to the top surface of an inner cavity of the upper shell; the inner cavity of the lower shell is concave, the hollow shaft is inserted in the middle lower recess of the inner cavity of the lower shell through the first bearing, and the other permanent magnet rotor disc is adhered to the edges of the two sides of the lower recess of the inner cavity of the lower shell.

Furthermore, a step is formed on the hollow shaft in a position penetrating through the upper shell and the connecting disc, a second bearing and a third bearing are respectively sleeved at the step of the hollow shaft, and outer rings of the second bearing and the third bearing are respectively arranged in stepped holes formed in the upper shell and the connecting disc.

Furthermore, large connecting lugs for connecting with small-capacity electric equipment are further distributed on the outer peripheral surface of the lower shell, and through holes for the third connecting bolts to penetrate through are formed in the large connecting lugs; the small connecting lugs and the large connecting lugs on the lower shell are distributed at intervals.

Furthermore, external threads are formed at two ends of the sleeve, and the hollow shaft and the mounting base are provided with internal threads which are in threaded connection with the sleeve.

Further, the diameter of the inner ring of the second bearing is larger than that of the inner ring of the third bearing.

Furthermore, the stator winding disc is sleeved on a square connecting part of the hollow shaft in an integrated manner after being poured and formed.

The utility model has the advantages that:

the utility model adopts the structure that the hollow shaft which vertically runs through the machine body along the gravity direction forms the suspension type vertical installation, which has the advantage of keeping the rotation balance of the machine body, the blades directly drive the rotor part, the electromagnetic induction between the rotor part and the stator part is utilized to generate electricity, simultaneously, the blades are equidistantly distributed around the hollow shaft in the same direction, the wind directly blows to form the 'wind over the hall', the passing wind speed can be increased to effectively improve the generating efficiency, the power supply for the small-capacity electric equipment can be satisfied without adding the accelerating gear, the occupied body is reduced, in addition, the suspension type new structure is adopted, the wind-driven generator can be arranged on the small-capacity electric equipment which is not suitable for being arranged in the prior art, is particularly suitable for being arranged in rows or in a matrix in the places with the advantage of acquiring wind energy in the area with little wind and little wind, the structure is simple, the conception, and the device is convenient for later management and maintenance and is beneficial to large-scale popularization and application.

Drawings

Fig. 1 is a schematic view of an overall structure of a suspension type wind power generator according to the present invention.

Fig. 2 is a schematic cross-sectional view of a portion a-a of fig. 1 of a suspension type wind power generator according to the present invention.

Fig. 3 is a schematic cross-sectional view of a suspension type wind power generator at B-B in fig. 1 according to the present invention.

Fig. 4 is a schematic view of a suspension type wind driven generator installed in a small-capacity electric device.

The reference numbers in the drawings are as follows: the photovoltaic motor comprises an upper shell 1, a lower shell 2, a stator winding disc 3, a hollow shaft 4, a permanent magnet rotor disc 5, a sleeve 6, a mounting base 7, a first connecting bolt 8, a blade 9, a second connecting bolt 10, a first bearing 11, a second bearing 12, a third bearing 13, a third connecting bolt 14, a connecting disc 15, a lamp post 16, a camera 17 and a photovoltaic panel 18.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 to 3, a suspension wind power generator includes a stator part and a rotor part, and further includes a mounting housing and a connecting member, the mounting housing includes an upper housing 1 and a lower housing 2 which are spliced up and down, the lower housing 2 is connected with a small-capacity electric device;

the stator part comprises a stator winding disc 3 and a hollow shaft 4 for fixing the stator winding disc 3, and the rotor part comprises a pair of permanent magnet rotor discs 5 respectively fixed on the upper shell 1 and the lower shell 2;

the connecting piece comprises a sleeve 6 and an installation base 7, the top of the hollow shaft 4 sequentially penetrates through the upper shell 1 and the connecting disc 15 and then is connected with the sleeve 6, and specifically, the hollow shaft 4 vertically penetrates through the machine body along the gravity direction to form a suspended vertical installation structure; one end of the mounting base 7 is connected with the sleeve 6, and the other end of the mounting base is suspended on small-capacity electric equipment through a first connecting bolt 8;

the hollow shaft 4 is rotatably arranged on the mounting shell and the connecting disc 15, a group of blades 9 are arranged between the connecting disc 15 and the upper shell 1, and the group of blades 9 are equidistantly distributed around the hollow shaft 4 in the same direction by taking the hollow shaft 4 as a center.

In the embodiment, a plurality of small connecting lugs for the second connecting bolts 10 to penetrate through are uniformly distributed on the outer peripheral surfaces of the upper shell 1 and the lower shell 2, the interiors of the upper shell 1 and the lower shell 2 are hollow, and one permanent magnet rotor disc 5 is adhered to the top surface of the inner cavity of the upper shell 1; the inner cavity of the lower shell 2 is concave, the hollow shaft 4 is inserted in the middle lower recess of the inner cavity of the lower shell 2 through a bearing I11, and the other permanent magnet rotor disc 5 is adhered to the two side edges of the lower recess of the inner cavity of the lower shell 2.

In this embodiment, a step is formed on the hollow shaft 4 at a position passing through the upper housing 1 and the connecting disc 15, a second bearing 12 and a third bearing 13 are respectively sleeved at the step of the hollow shaft 4, outer rings of the second bearing 12 and the third bearing 13 are respectively arranged in stepped holes formed in the upper housing 1 and the connecting disc 15, and the stepped holes are matched with the bearings to prevent the hollow shaft 4 from axially moving after being installed in place.

In this embodiment, the outer peripheral surface of the lower shell 2 is further distributed with large connecting lugs for connecting with small-capacity electric equipment, and the large connecting lugs are provided with through holes for the third connecting bolts 14 to penetrate through; the small lugs and the large lugs on the lower shell 2 are distributed at intervals.

In addition, the two ends of the sleeve 6 are provided with external threads, and the hollow shaft 4 and the mounting base 7 are provided with internal threads which are in threaded connection with the sleeve 6, so that the sleeve is convenient to disassemble and assemble.

Specifically, the inner ring diameter of the second bearing 12 is larger than that of the third bearing 13 in view of the mounting order.

For the convenience of processing, the stator winding disc 3 is sleeved on the square connecting part of the hollow shaft 4 in an integrated manner after being poured and molded.

It should be noted that, on one hand, for the convenience of assembly, the detachable connection structure is adopted between the blade 9 and the upper casing 1 and the connecting disc 15, and on the other hand, for the blade 9 to be able to rotate freely and smoothly, a certain installation angle is provided between the blade 9 and the disc surface of the connecting disc 15, and the design of the connection structure and the installation angle is the prior art and will not be described herein again.

As an implementation mode, the small-capacity electric equipment in this embodiment is a road lighting lamp, as shown in fig. 4, on one hand, the mounting base 7 and the lower housing 2 are respectively fixed on a lamp post 16 provided with the road lighting lamp, the hollow shaft 4 is vertically through the machine body, so as to form a suspended vertical mounting structure, since the blades 9 are equidistantly distributed around the hollow shaft 4 in the same direction at a pre-designed mounting angle, wind directly blows to form "wind passing through the hall", the passing wind speed can be increased, the blades 9 directly drive the mounting housing and the connecting disc 15 to synchronously rotate relative to the hollow shaft 4, so as to generate electricity by utilizing the electromagnetic induction between the permanent magnet rotor disc 5 of the rotor part and the stator winding disc 3 of the stator part, so as to realize power supply for the road lighting lamp, on the other hand, the small-capacity electric equipment can be used in cooperation with the photovoltaic panel 18 provided with the road lighting lamp, so as, the advantage of complementation of wind energy and light energy is formed; in addition, a camera 17 can be arranged above the generator, so that personnel can observe the running condition of the generator in time at the later stage, and the generator can be maintained or replaced in time once being damaged due to external factors in the long-time running process; to sum up, the utility model relates to a suspension type aerogenerator is perfect to have solved aerogenerator among the prior art or often account for the body big, or is miniature mostly the structure complicacy, is difficult to the problem of popularization and application on a large scale.

The above embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes and modifications made according to the structure, characteristics and principles of the present invention are all included in the scope of the present invention.

Claims

1. A suspension type wind driven generator comprises a stator part and a rotor part, and is characterized by further comprising an installation shell and a connecting piece, wherein the installation shell comprises an upper shell (1) and a lower shell (2) which are spliced up and down, and the lower shell (2) is connected with small-capacity electric equipment;

the stator part comprises a stator winding disc (3) and a hollow shaft (4) for fixing the stator winding disc (3), and the rotor part comprises a pair of permanent magnet rotor discs (5) respectively fixed on the upper shell (1) and the lower shell (2);

the connecting piece comprises a sleeve (6) and a mounting base (7), the top of the hollow shaft (4) sequentially penetrates through the upper shell (1) and the connecting disc (15) and then is connected with the sleeve (6), one end of the mounting base (7) is connected with the sleeve (6), and the other end of the mounting base is suspended on small-capacity electric equipment through a first connecting bolt (8);

the hollow shaft (4) is rotatably arranged on the mounting shell and the connecting disc (15), a group of blades (9) are arranged between the connecting disc (15) and the upper shell (1), and the blades (9) are distributed around the hollow shaft (4) in the same direction and at equal intervals by taking the hollow shaft (4) as the center.

2. A suspension type wind power generator as claimed in claim 1, wherein a plurality of small connecting lugs for the second connecting bolt (10) to pass through are distributed on the outer peripheral surfaces of the upper casing (1) and the lower casing (2), the upper casing (1) and the lower casing (2) are hollow, and one of the permanent magnet rotor discs (5) is adhered to the top surface of the inner cavity of the upper casing (1); the inner cavity of the lower shell (2) is concave, the hollow shaft (4) is inserted in the middle lower recess of the inner cavity of the lower shell (2) through a bearing I (11), and the other permanent magnet rotor disc (5) is adhered to the edges of the two sides of the lower recess of the inner cavity of the lower shell (2).

3. A suspended wind-driven generator as claimed in claim 1, wherein the hollow shaft (4) is stepped through the upper housing (1) and the connecting disc (15), a second bearing (12) and a third bearing (13) are respectively sleeved on the hollow shaft (4) at the steps, and outer rings of the second bearing (12) and the third bearing (13) are respectively arranged in stepped holes formed on the upper housing (1) and the connecting disc (15).

4. The suspension type wind driven generator according to claim 2, characterized in that the outer peripheral surface of the lower shell (2) is further distributed with large connecting lugs for connecting with small-capacity electric equipment, and the large connecting lugs are provided with through holes for the connection bolts three (14) to pass through; the small connecting lugs and the large connecting lugs on the lower shell (2) are distributed at intervals.

5. A suspended wind power generator as claimed in claim 1, wherein the sleeve (6) is externally threaded at both ends, and the hollow shaft (4) and the mounting base (7) have internal threads for forming a threaded connection with the sleeve (6).

6. A suspended wind generator as claimed in claim 3, wherein the second bearing (12) has an inner diameter greater than the third bearing (13).

7. A suspended wind-driven generator as claimed in claim 1, wherein the stator winding disc (3) is integrally fitted over the square connection part of the hollow shaft (4) after casting.