CN211474331U

CN211474331U - Small horizontal shaft wind power generation device

Info

Publication number: CN211474331U
Application number: CN201922040247.7U
Authority: CN
Inventors: 张明珠; 曲豪男; 邓娜娜
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-11-23
Filing date: 2019-11-23
Publication date: 2020-09-11
Anticipated expiration: 2029-11-23

Abstract

The utility model discloses a small horizontal axis wind power generation device, which comprises blades, a hub, a cabin, a tower and a tail vane, wherein the hub fixes and connects three blades to form a wind wheel, the part of the blade close to the hub is wider, and the blade tip far away from the hub is narrower; a generator, a planetary gear accelerator, an electromagnetic clutch, a coupler and a steel groove are arranged in the engine room; the wind wheel shaft is connected with an input shaft of a planetary gear accelerator through a coupler to increase the rotating speed, an output shaft of the planetary gear accelerator is connected with the input of an electromagnetic clutch through the coupler, and the output shaft of the electromagnetic clutch is connected with a generator shaft through the coupler; the wind wheel is arranged at a certain height to obtain wind energy to rotate, so that a generator in the engine room is driven to generate electricity; the tower supports the whole wind wheel, and the tail rudder is arranged at the rear part of the wind wheel, is vertical to a rotation plane of the wind wheel and is used for regulating and controlling the wind direction. The utility model has the advantages of simple structure, convenient operation, with low costs, easy maintenance, long service life.

Description

Small horizontal shaft wind power generation device

Technical Field

The utility model belongs to a new forms of energy field especially relates to a small-size horizontal axis wind power generation set.

Background

The living standard of people is continuously improved, so that the demand of people on energy is more and more increased, along with the further increase of the demand of energy, resources such as coal, petroleum and the like are gradually exhausted, and the development and utilization of new energy are imminent. Wind energy belongs to a renewable resource, and clean, friendly to the environment, and from this the wind energy has very huge potentiality to if with the good utilization of wind energy, with greatly reduced to fossil fuel's dependence and to the pollution of environment, consequently the utility model provides a small-size horizontal axis wind power generation set.

Disclosure of Invention

In order to realize the technology, the utility model provides a small-size horizontal axis wind power generation set.

The utility model discloses the technical scheme who adopts does: a small horizontal axis wind power generation device comprises blades, a hub, a cabin, a tower and a tail vane. The wind wheel is formed by connecting and fixing the roots of the three blades by the hub, the tower supports the whole wind driven generator, and the tail vane controls the orientation of the device, is arranged at the rear part of the wind wheel and is vertical to the rotation plane of the wind wheel. The engine room comprises a generator, a planetary gear accelerator, an electromagnetic clutch, a coupler and a steel groove. The planetary gear accelerator comprises an input shaft, a sun gear, a planet gear, an internal gear, a planet carrier and an output shaft. The sun wheel drives the planet wheel to rotate, the sun wheel and the planet wheel are wrapped in the inner gear, the sun wheel is connected with the output shaft, and the planet carrier supports the whole wheel train.

The wind wheel comprises three blades, the position of each blade close to the hub is wide, the blade tip far away from the hub is narrow, and the wind wheel is arranged at a certain height to obtain wind energy to rotate, so that the generator in the engine room is driven to generate electricity. The wind wheel shaft is connected with an input shaft of the planetary gear accelerator through a coupler to increase the rotating speed, an output shaft of the planetary gear accelerator is connected with the input of the electromagnetic clutch through the coupler, and the output shaft of the electromagnetic clutch is connected with a generator shaft through the coupler. The electromagnetic clutch comprises an input/output shaft, a driving sheet, an output shaft transparent cover and a fixed elastic force type plate-shaped spring.

Since the technical scheme is used, the utility model discloses following beneficial effect has: the structure is not complex, the processing and the manufacturing are simple, and large investment is not needed; the combustion of fossil fuel is not needed, and high cost on electric power transportation is not generated; the wind power generation is cleaner, and the pollution is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the blade structure of the present invention.

Fig. 3 is a schematic diagram of the internal structure and position relationship of the engine room of the present invention.

Fig. 4 is a front view of the planetary gear accelerator of the present invention.

The wind power generator comprises a power generator body, 1, blades, 2, a hub, 3, a cabin, 30 power generators, 31 electromagnetic clutches, 32 planetary gear accelerators, 33, a coupling, 34, a steel groove, 35, steel plates 1 and 36,

steel plates

2 and 37, bolts 1 and 38,

bolts

2 and 39, bolts 3 and 311, an output shaft, 312, an internal gear, 313, planetary gears, 314, an input shaft, 315, a planetary carrier, 316, a sun gear, 4, a tower, 5 and a tail vane.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, a small horizontal axis wind power generation device includes a blade 1, a hub 2, a nacelle 3, a tower 4, and a tail vane 5, where the blade 1 and the hub 2 form a wind wheel, the nacelle 3 is at the rear of the wind wheel, the tail vane 5 is connected to the nacelle 3, is located right behind the nacelle and perpendicular to a rotation plane of the wind wheel, and the tower 4 supports the whole wind wheel, and places the wind wheel at a certain height to obtain wind energy.

As shown in fig. 3, a generator 30, an electromagnetic clutch 31, a planetary gear accelerator 32, a coupling 33, a steel groove 34, a first steel plate 35, a second steel plate 36 and

bolts

37, 38 and 39 are installed in the nacelle 3, an air wheel shaft is connected with an input shaft of the planetary gear accelerator 32 through the coupling 33 to increase the rotating speed, an output shaft of the planetary gear accelerator 32 is connected with an input of the electromagnetic clutch 31 through the coupling, an output shaft of the electromagnetic clutch 31 is connected with a shaft of the generator 30 through the coupling, the generator 30 and the electromagnetic clutch 31 are fixedly placed on the first steel plate 35 through the bolts 37 by the steel groove 34, and the whole of the generator 30 and the electromagnetic clutch 31 which are placed on the first steel plate 35 and the planetary gear accelerator 32 are installed on the second steel plate 36 through the

bolts

37, 38 and 39.

The planetary gear accelerator 32 shown in fig. 4 includes an output shaft 311, a sun gear 316, a planetary gear 313, an internal gear 312, a carrier 315, and an input shaft 314. The sun gear 316 drives the planet wheels 313 to rotate, the sun gear 316 and the planet wheels 313 are wrapped in the internal gear 312, and the planet carrier 315 supports the whole gear train.

The part not mentioned in the utility model can be realized by adopting or using the prior art for reference.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a small-size horizontal axis wind power generation set, its characterized in that includes wind wheel, cabin, pylon, tail vane, and the wind wheel comprises wheel hub and three blade, and wheel hub connects the blade root fixedly, the pylon supports the wind wheel structure, the orientation of tail vane control device installs at the wind wheel rear portion, and is perpendicular with the wind wheel plane of gyration.

2. A small horizontal axis wind turbine as defined in claim 1, wherein the nacelle comprises a generator, a planetary gear accelerator, an electromagnetic clutch, a coupling and a steel groove, the generator is composed of a rotor, a stator, a housing and a rectifier, the planetary gear accelerator comprises an input shaft, a sun gear, a planetary gear, an internal gear, a planet carrier and an output shaft, the sun gear is connected with the output shaft, the sun gear drives the planetary gear to rotate, the sun gear and the planetary gear are wrapped in the internal gear, and the planet carrier supports the whole gear train.

3. The small horizontal axis wind power generation device according to claim 2, wherein the wind wheel shaft is connected to the input shaft of the planetary gear accelerator through a coupling to increase the rotation speed, the output shaft of the planetary gear accelerator is connected to the input of the electromagnetic clutch through a coupling, the output shaft of the electromagnetic clutch is connected to the generator shaft through a coupling, and the electromagnetic clutch comprises an input/output shaft, a driving piece, an output shaft transparent cover and a plate spring with a fixed elastic force.

4. A compact horizontal-axis wind turbine according to claim 1, wherein the rotor comprises three blades, and the blades are wider at a position closer to the hub than at the tip of the blade.