CN210239907U

CN210239907U - Breeze power generation equipment

Info

Publication number: CN210239907U
Application number: CN201921422243.9U
Authority: CN
Inventors: Qifu Hu; 胡启富; Juanfei Yang; 杨鹃妃; Zhengqiang Feng; 丰正强; Yuanfu Jin; 靳远富; Yibo Hu; 胡屹博
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-04-03
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to a breeze power generation device, which effectively solves the problem that the prior generator can not work when the wind power is small; the technical scheme includes that the wind power generation device comprises a tower, a machine room is installed at the upper end of the tower, a permanent magnet generator is arranged below the machine room, a planetary speed increasing box is fixed on an output shaft at the upper end of the permanent magnet generator, a wind wheel installed on the tower is arranged on the outer side of the planetary speed increasing box, a first speed increasing gear is coaxially installed at the lower end of the wind wheel, a second speed increasing gear sleeved on the planetary speed increasing box is meshed on the outer side of the first speed increasing gear, a cantilever platform is coaxially arranged at the part, below the machine room, of the tower, a cylinder track frame and a connecting piece are coaxially fixed on the cantilever platform, a wind direction rudder is arranged on the left sides of the cylinder track frame and the connecting piece, louver wind blocking plates arranged along the axis of the cylinder track frame and the right sides of the connecting piece are arranged, air inlets are arranged at corresponding positions of the.

Description

Breeze power generation equipment

Technical Field

The utility model relates to a power generation facility field, especially a breeze power generation facility.

Background

The wind power generator is limited by the wind power generator and the form of obtaining wind energy, the wind speed must reach more than 5m/s to generate power, wind energy resources below 5m are not developed and utilized basically, wind energy resource areas above 5m/s throughout the year are few, the effective wind time is less than 4000 hours, the wind speed in most areas is below 5m/s, the wind speed is small and long, and can reach more than 8000 hours.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defect of prior art, the utility model provides a breeze power generation equipment, the effectual problem of having solved current generator and can't carrying out work when wind-force is less.

The technical scheme for solving the problems comprises a vertical tower frame, a machine room is arranged at the upper end of the tower frame, a permanent magnet generator is arranged below the machine room, a planetary speed increasing box is fixed on an output shaft at the upper end of the permanent magnet generator, a wind wheel seat arranged on the tower frame is arranged on the outer side of the planetary speed increasing box, a vertical main shaft is arranged on the wind wheel seat, a bearing is sleeved on the main shaft, a connecting piece of a rotor and the bearing is arranged on the outer side of the bearing, a spoke hub is rotatably arranged at the upper end of the main shaft, a windmill inner and outer rim group is arranged on the outer side of the spoke hub through spokes, fan blades are arranged on the windmill inner and outer rim group, a first speed increasing gear is coaxially arranged at the lower end of the rotor spoke hub, a second speed increasing gear sleeved on the planetary speed increasing box is meshed on the outer side of the, the left sides of the cylindrical track frame and the connecting piece are provided with air rudders, the right sides of the cylindrical track frame and the connecting piece are provided with louver wind shields arranged along the axis of the cylindrical track frame and the connecting piece, air inlets are formed in the corresponding positions of the air rudders, two sides of each air inlet are respectively provided with a V-shaped wind folding plate, and the V-shaped wind folding plates are provided with a starting and stopping connecting rod.

The utility model discloses think about novelty, the structure is ingenious, and the practicality is strong, the effectual problem of having solved current aerogenerator can't carry out work when wind-force is less.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a partially enlarged view of the area a in fig. 2 according to the present invention.

Fig. 5 is a front sectional view of the C-shaped circular track, the T-shaped pulley and the slip ring of the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the utility model comprises a vertical tower frame 1, a machine room 2 is installed at the upper end of the tower frame 1, a permanent magnet generator 3 is arranged below the machine room 2, a planetary speed-increasing box 4 is fixed on an output shaft at the upper end of the permanent magnet generator 3, a wind wheel seat 5 installed on the tower frame 1 is arranged at the outer side of the planetary speed-increasing box 4, a vertical main shaft 6 is installed on the wind wheel seat 5, a bearing 7 is sleeved on the main shaft 6, a connecting piece of a rotor and the bearing 7 is arranged at the outer side of the bearing 7, a spoke hub 9 is rotatably installed at the upper end of the main shaft 6, a windmill inner and outer rim group 10 is installed at the outer side of the spoke hub 9 through spokes, a fan blade 11 is installed on the windmill inner and outer rim group 10, a first speed-increasing gear 12 is coaxially installed at the lower end of the rotor spoke hub 9, a second speed-increasing gear 13 sleeved on the, a cylindrical track frame and a connecting piece 15 are coaxially fixed on the cantilever platform 14, an air-direction rudder 16 is arranged on the left side of the cylindrical track frame and the connecting piece 15, a shutter wind shield 17 arranged along the axis of the cylindrical track frame and the right side of the connecting piece 15 are arranged on the right side of the cylindrical track frame and the connecting piece, an air inlet 19 is arranged at the corresponding position of the air-direction rudder 16, two V-shaped wind folding plates 20 are respectively arranged on two sides of the air inlet 19, and a starting and closing connecting rod 18 is arranged on each V-shaped wind folding plate 20.

In order to realize that the main shaft 6 drives the first speed increasing gear 12 to rotate, a rotor movable joint 21 sleeved on the main shaft 6 is coaxially fixed below the rotor spoke wheel hub 9, a brake 22 is arranged on the rotor movable joint 21, and the lower end face of the rotor movable joint 21 is fixedly connected with the first speed increasing gear 12.

In order to realize the installation of the wind rudder 16, a vertical connecting slip ring 27 member 23 is arranged below the wind rudder 16, a wind rudder rotating motor 24 is fixed outside the vertical connecting slip ring 27 member 23, a plurality of C-shaped circumferential rails 25 are arranged on the right side of the cylindrical rail frame and the connecting piece 15 at intervals up and down along the axial direction of the cylindrical rail frame, a T-shaped pulley 26 connected with the vertical connecting slip ring 27 member 23 is arranged on each C-shaped circumferential rail 25 in a matched mode, and a slip ring 27 is further arranged on each T-shaped pulley 26 in a matched mode.

In order to realize the installation and the driving of the wind folding plate, the wind folding plate is hinged on the outer sides of the cylinder track frame and the connecting piece 15 through a rotating shaft, and a starting and closing motor 28 capable of driving the wind folding plate is installed on the rotating shaft.

The inner circle and the outer circle of the fan are fixed through the inclined support and the flat support of the wheel rim.

In order to monitor the wind speed, the shutter 17 is provided with a wind speed sensor 29.

In order to prevent the device from being struck by lightning, the upper end of the main shaft 6 is provided with a lightning rod 30.

The utility model discloses a concrete working process is: the breeze power generation wind wheel 5 consists of a bearing 7, a rotor and bearing 7 connecting piece, a rotor movable joint 21, a spoke hub 9, a brake 22, a first speed-increasing gear 12 and a permanent magnet thrust bearing 7, and horizontally rotates along a central shaft under the action of wind power, the wind wheel consists of a wind wheel inner and outer rim group 10, a fan blade 11 and the spoke hub 9, the windward non-power-applying surface of the wind wheel is shielded by a louver lattice of a louver wind shield 17, the louver lattice is arranged in a staggered way, and the wind directions of two sides of the louver lattice are just opposite, so that the efficiency of the wind wheel is further improved; the air inlet 19 is designed in a V shape, and the two sides of the air inlet are shielded by wind folding plates, so that the wind speed entering the wind wheel generates a canyon effect, and the efficiency of the wind wheel is improved. The air inlet is always guided by the tail vane to automatically rotate along the guide rail on the guide rail frame, the air inlet is always vertical to the wind direction, the efficiency acting on the wind wheel is maximum, the wind wheel rotates to drive the first speed increasing gear 12 to rotate, the first speed increasing gear 12 is meshed with the speed increasing box gear, the rotating speed reaches the design requirement of the generator through the speed increasing box, the output end of the speed increasing box is connected with the generator to start power generation, and when the wind speed exceeds the design requirement of the wind wheel, the wind speed sensor 29 transmits a signal to start the wind folding plate rotating motor 28 to narrow the air inlet 19, so that the safe operation of the wind wheel is ensured; if the wind speed still exceeds the safety requirement of the wind wheel, the motor of the wind rudder 16 rotates to make the wind port deflect to the windward side by 2-30 degrees, so that the wind wheel normally operates to generate electricity; if the wind speed still exceeds the designed safe wind wheel brake 22, the wind wheel is automatically braked and protected, and the brake is automatically separated when the wind speed is recovered to the design requirement.

The significant benefits of the present device: the invention adopts the magnetic suspension horizontal ferris wheel type wind wheel 5, and rotates along the central shaft without friction with the bottom surface, and the mechanical friction is reduced by more than 95 percent; the wind wheel 5 adopts a ferris wheel type spoke structure, so that the diameter of the vertical shaft wind wheel 5 firstly meets the requirement of the moment of a wind driven generator of a plurality of megawatts; the bottleneck that the vertical axis wind driven generator can only be used as a low-power generator is ended; spokes and structural members of the wind wheel 5 are made of light alloy, and the self weight is reduced by more than 70%; the invention adopts the louver grids to shield the wind power of the reaction force surface of the wind wheel 5, so as to lead the wind power to change direction, avoid the influence of the reaction force and improve the efficiency of the runner by 20-38 percent; the louvres are arranged in a staggered manner. The wind directions of the two sides of the grid plate are opposite, so that the efficiency of the runner is further improved by 5-8%; the air inlet 19 is designed in a V shape. The wind folding plates are arranged on the two sides, wind approaches the wind wheel 5 to form a canyon effect, and the efficiency of the wind wheel 5 is improved by about 10-40%; the tail vane guides the louver steering grille and the air inlet 19 wind folding plate to automatically rotate, and the air inlet is always vertical to the wind direction, so that the wind efficiency is ensured; the primary speed-increasing gear is made of a high-strength wear-resistant, corrosion-resistant and aging-resistant light material, the weight of the primary speed-increasing gear is reduced by 86%, the whole equipment is assembled by breaking into parts, and the installation cost is reduced by 40-70%; the method reduces the number of the vehicles on the mountains, repairs roads and recovers the vegetation by more than 85 percent.

Claims

1. A breeze power generation device comprises a vertical tower frame (1), a machine room (2) is installed at the upper end of the tower frame (1), and is characterized in that a permanent magnet generator (3) is arranged below the machine room (2), a planetary speed increasing box (4) is fixed on an output shaft at the upper end of the permanent magnet generator (3), a wind wheel seat (5) installed on the tower frame (1) is arranged on the outer side of the planetary speed increasing box (4), a vertical main shaft (6) is installed on the wind wheel seat (5), a bearing (7) is sleeved on the main shaft (6), a connecting piece of a rotor and the bearing (7) is arranged on the outer side of the bearing (7), a hub spoke (9) is rotatably installed at the upper end of the main shaft (6), a windmill inner rim group (10) and a windmill outer rim group (10) are installed on the outer rim group (10) of the windmill through the spoke, fan blades (11) are installed on the, second speed increasing gear (13) of suit on planet speed increasing box (4) is engaged with in first speed increasing gear (12) outside, the part that computer lab (2) below was arranged in pylon (1) is coaxial to be equipped with one and encorbelments platform (14), it is coaxial to be fixed with a drum track frame and even piece (15) on platform (14) to encorbelment, the left side of drum track frame and even piece (15) is equipped with wind direction rudder (16), the right side of drum track frame and even piece (15) is equipped with tripe deep bead (17) of arranging along its axis, the corresponding position of wind direction rudder (16) is equipped with air intake (19), the both sides of air intake (19) respectively are equipped with a V-arrangement and roll over aerofoil (20), be equipped with on the V-arrangement and close connecting rod (18).

2. A breeze power generation device according to claim 1, characterized in that a rotor movable joint (21) which is sleeved on the main shaft (6) is coaxially fixed below the rotor spoke wheel hub (9), a brake (22) is arranged on the rotor movable joint (21), and the lower end surface of the rotor movable joint (21) is fixedly connected with the first speed increasing gear (12).

3. A breeze power generation device according to claim 1, characterized in that a vertical connection slip ring (27) member (23) is arranged below the wind rudder (16), a wind rudder rotating motor (24) is fixed outside the vertical connection slip ring (27) member (23), a plurality of C-shaped circumferential rails (25) are arranged on the right side of the cylindrical rail frame and the connecting piece (15) at intervals up and down along the axial direction, a T-shaped pulley (26) connected with the vertical connection slip ring (27) member (23) is fittingly installed on each C-shaped circumferential rail (25), and a slip ring (27) is fittingly installed on each T-shaped pulley (26).

4. A breeze power generation device according to claim 1, characterized in that the wind deflector is hinged on the outside of the cylindrical track frame and the connecting piece (15) through a rotating shaft, and a starting and closing motor (28) capable of driving the wind deflector is arranged on the rotating shaft.

5. A breeze power generation device according to claim 1, wherein the inner and outer circles of the blower are fixed by the inclined rim supports and the flat rim supports.

6. A breeze power plant according to claim 1, characterized in that the shutter (17) is provided with a wind speed sensor (29).

7. A breeze power plant according to claim 1, characterized in that the upper end of the main shaft (6) is provided with a lightning rod (30).