CN210622980U

CN210622980U - Small-sized breeze generator set

Info

Publication number: CN210622980U
Application number: CN201921437085.4U
Authority: CN
Inventors: 佟庆伟
Original assignee: Liaoning Qingxin Energy Development Co Ltd
Current assignee: Zheng Wanhui
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-05-26
Anticipated expiration: 2029-09-02

Abstract

The utility model relates to a small-sized breeze generator set, which comprises a tower pole, a generator, a controller and a storage battery, wherein the generator is arranged at the top of the tower pole through a generator base; one end of the generator main shaft is connected with the impeller, and the other end of the generator main shaft is connected with the generator base; the two sides of the generator are respectively provided with a revolving body, a universal shaft is sleeved in the revolving body, and the revolving body and the universal shaft are fixedly connected with an empennage through a pin shaft; the generator is also electrically connected with the controller and the storage battery in sequence. The utility model has scientific design, reasonable structure, strong wind catching capability, high stability and capability of driving the generator to generate electricity even in breeze; the wind power generation system not only can meet the operation requirement of high-power electrical equipment, but also has the advantage of convenient unit maintenance, and is suitable for areas with poor wind power resources.

Description

Small-sized breeze generator set

Technical Field

The utility model belongs to the technical field of wind power generation, concretely relates to small-size breeze generating set.

Background

Wind energy is an inexhaustible green resource, the technology for converting the wind energy into electric energy is relatively mature, a wind power generation device, namely a wind power generator assembly generally comprises a wind power generator and wind blades arranged around the wind power generator, the wind power generator has certain requirements on the running wind speed, when the wind speed is more than or equal to 1.8m/s, a unit is started to be in a power generation state, and when the wind speed is more than or equal to 10m/s, the unit is in a rated power generation state, namely: 10 KW. Wind energy is increasingly gaining attention as a clean renewable energy source in all countries of the world. It is generally considered that the power of wind power generation is completely determined by the power of the wind power generator, and the power is mainly determined by the wind speed or the wind density, not only the speed of the generator head. Internally, small/micro wind generators may be more suitable than large/megawatt generators. Therefore, the availability of wind is improved and power generation is continued under the condition of less wind resource utilization or breeze weather. Wind resources suitable for the environment where people live for a long time are generally below 3 grades, and how to utilize the actual clean energy at hand is a real topic in the world today.

Disclosure of Invention

In view of this, the utility model provides a small-size gentle breeze generating set to the problem that prior art exists. The technical scheme of the utility model is that:

a small-sized breeze generator set comprises a tower pole, a generator, a controller and a storage battery, wherein the generator is arranged at the top of the tower pole through a generator base; one end of the generator main shaft is connected with the impeller, and the other end of the generator main shaft is connected with the generator base; the two sides of the generator are respectively provided with a revolving body, a universal shaft is sleeved in the revolving body, and the revolving body and the universal shaft are fixedly connected with an empennage through a pin shaft; the generator is also electrically connected with the controller and the storage battery in sequence.

Furthermore, the generator is a three-phase permanent magnet synchronous generator and structurally comprises a stator, three-phase alternating current windings are uniformly distributed on the stator, rotors are arranged on two sides of the stator and fixed on a rotating bearing, an excitation winding is arranged on the rotor, a collecting ring is connected with the rotors, and carbon brushes are attached to the collecting ring.

Furthermore, the three-phase permanent magnet synchronous generator further comprises a mechanical brake system, and the mechanical brake system is sleeved on the rotating bearing.

Furthermore, the empennage comprises a support plate and a tail rudder, one end of the support plate is connected with the pin shaft, and the other end of the support plate is connected with the tail rudder.

Further, the impeller comprises three blades, and one ends of the three blades are fixed by flanges at the central included angle of the adjacent blades of 120 degrees.

Further, the blade is of a knife-shaped structure.

Furthermore, a flow guide cap is further arranged on the flange.

Furthermore, the tower pole comprises a tower footing and a tower drum, and the tower footing is fixedly connected with the tower drum through bolts.

Further, a lightning arrester is further arranged on the tower barrel.

Further, the generator set further comprises an inverter, and the inverter is connected with the storage battery.

Further, a lamp induction device is further arranged on the inverter.

The technical effects of the utility model are that: the utility model has scientific design, reasonable structure, strong wind catching capability, high stability and capability of driving the generator to generate electricity even in breeze; the wind power generation system not only can meet the operation requirement of high-power electrical equipment, but also has the advantage of convenient unit maintenance, and is suitable for areas with poor wind power resources.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the generator of the present invention;

fig. 3 is a schematic structural view of the impeller of the present invention;

fig. 4 is a schematic structural view of the tail wing of the present invention;

in the drawings 1-4, 1-tower pole, 2-generator, 3-controller, 4-accumulator, 5-generator base, 6-impeller, 7-revolving body, 8-empennage, 9-supporting plate, 10-tail rudder, 11-guide cap, 12-inverter, 13-flange, 14-lamp induction device and 15-blade.

Detailed Description

The present invention will now be described in further detail with reference to the following figures and specific examples, which are intended to be illustrative, but not limiting, of the invention.

As shown in figures 1-4, the utility model provides a small-size breeze generating set, including tower pole 1, generator 2, controller 3, battery 4 and dc-to-ac converter 12.

The generator 2 is a three-phase permanent magnet synchronous generator and structurally comprises a stator, three-phase alternating current windings are uniformly distributed on the stator, rotors are arranged on two sides of the stator and fixed on a rotating bearing, an excitation winding is arranged on the rotor, a collecting ring is connected with the rotors, and carbon brushes are attached to the collecting ring. In addition, still be equipped with mechanical brake system on this generator, mechanical brake system cover is established swivel bearing is last, and its effect is: the brake system acts as the manual brake of the generator set, namely when the generator set needs maintenance or shutdown, the brake is manually acted, the brake acts on a rotor bearing of the generator, and the impeller reduces the rotating speed until the impeller stops under the action of friction force. Prevent that the impeller from rotating and producing induced-current and make personnel produce the risk of electrocuting. The working principle of the generator is as follows: the blades of the generator set capture wind energy to drive the impeller to rotate, the impeller rotates to drive the permanent magnet rotor of the generator to rotate through the bearing to generate a rotating magnetic field, the three-phase stator winding performs cutting motion in the rotating magnetic field to generate three-phase induction alternating current, and the current is output to the controller through the collecting ring and the carbon brush connecting wire.

The generator 2 is arranged on the top of the tower pole 1 through a generator base 5; one end of a main shaft of the generator 2 is connected with an impeller 6, and the other end of the main shaft of the generator 2 is connected with the generator base 5; a revolving body 7 is respectively arranged on two sides of the generator 2, a universal shaft is sleeved in the revolving body 7, and the revolving body 7 and the universal shaft are fixedly connected with an empennage 8 through a pin shaft; the generator 2 is also electrically connected to the controller 3, the battery 4, and the inverter 12 in this order.

The tail wing 8 comprises a support plate 9 and a tail rudder 10, one end of the support plate 9 is connected with the pin shaft, and the other end of the support plate 9 is connected with the tail rudder 10.

The impeller 6 comprises three blades 15, and one ends of the three blades 15 are fixed by a flange 13 at an included angle of 120 degrees between the centers of the adjacent blades. The blade 15 is of a knife-type construction. The flange 13 is also provided with a diversion cap 11.

The tower pole 1 consists of a tower base and a tower barrel, and the tower base and the tower barrel are fixedly connected through bolts. The whole tower drum is 18 meters high, and a lightning arrester (not shown in the figure) is further arranged on the tower drum.

A lamp induction device 14 is also arranged on the inverter 12.

The utility model discloses erect in rural area road both sides, begin to look for wind by the tail vane, fin mechanical transmission drives generator and impeller to the solid of revolution and to the wind, and when the wind speed exceeded 1.8m/s, wind drove the impeller and rotates, and the impeller drives generator bearing and rotates to produce the electric energy, electric energy output to control box, battery, dc-to-ac converter, booster station. The utility model has the advantages of strong wind catching ability, high stability and the capability of driving the generator to generate electricity even in breeze; the wind power generation system not only can meet the operation requirement of high-power electrical equipment, but also has the advantage of convenient unit maintenance, and is suitable for areas with poor wind power resources.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A small-size breeze generating set which characterized in that: the tower comprises a tower pole, a generator, a controller and a storage battery, wherein the generator is arranged at the top of the tower pole through a generator base; one end of the generator main shaft is connected with the impeller, and the other end of the generator main shaft is connected with the generator base; the two sides of the generator are respectively provided with a revolving body, a universal shaft is sleeved in the revolving body, and the revolving body and the universal shaft are fixedly connected with an empennage through a pin shaft; the generator is also electrically connected with the controller and the storage battery in sequence.

2. A small-scale breeze-driven generator set according to claim 1, characterized in that: the generator is a three-phase permanent magnet synchronous generator and structurally comprises a stator, three-phase alternating current windings are uniformly distributed on the stator, rotors are arranged on two sides of the stator and fixed on a rotating bearing, an excitation winding is arranged on the rotor, the rotor is connected with a collecting ring, and a carbon brush is attached to the collecting ring.

3. A small-scale breeze-driven generator set according to claim 2, characterized in that: the three-phase permanent magnet synchronous generator further comprises a mechanical brake system, and the mechanical brake system is sleeved on the rotating bearing.

4. A small-scale breeze-driven generator set according to claim 1, characterized in that: the empennage comprises a support plate and a tail rudder, one end of the support plate is connected with the pin shaft, and the other end of the support plate is connected with the tail rudder.

5. A small-scale breeze-driven generator set according to claim 1, characterized in that: the impeller comprises three blades, and one ends of the three blades are fixed by flanges at an included angle of 120 degrees between the centers of the adjacent blades.

6. A small-scale breeze-driven generator set according to claim 5, characterized in that: and a flow guide cap is also arranged on the flange.

7. A small-scale breeze-driven generator set according to claim 1, characterized in that: the tower pole comprises a tower footing and a tower drum, and the tower footing is fixedly connected with the tower drum through bolts.

8. A small-scale breeze-driven generator set according to claim 7, characterized in that: and the tower barrel is also provided with a lightning arrester.

9. A small-sized breeze generator set according to any one of claims 1-8, characterized in that: the generator set further comprises an inverter, and the inverter is connected with the storage battery.

10. A small-scale breeze-driven generator set according to claim 9, characterized in that: and a lamp induction device is also arranged on the inverter.