CN204677368U - Self adaption collective wind type Double-rotor wind-driven generator - Google Patents

Abstract

An adaptive wind-collecting double-rotor wind power generator comprises a wind-collecting casing, a double-rotor generating device and an adaptive wind-facing device. The air-collecting shell is composed of two curved surfaces, the inner layer of the air-collecting shell and the outer layer of the air-collecting shell, leaving a space in the middle to reduce the weight, and the curved surfaces on both sides can balance the wind pressure. The inner layer of the air-collecting shell is streamlined to reduce thrust and retain Ribs are used to connect spaces to improve structural strength. The double-rotor power generation device is equipped with the first fan blade and the second fan blade installed in reverse, the excitation winding is arranged on the inner rotor, the winding coil is arranged on the outer rotor, the bearing is installed between the inner rotor and the outer rotor, the inner rotor, the outer rotor The relative rotation of the rotors generates electricity. The magnetic levitation bearing of the self-adaptive wind-facing device is installed between the lower part of the support and the base, so that the upper generator and the wind-collecting shell can quickly rotate around the base to face the wind. The utility model has the advantages of reasonable structure, high utilization efficiency of wind energy and low power generation cost.

Description

Adaptive Wind Collection Dual Rotor Wind Turbine

technical field

The utility model relates to a wind power generating device, in particular to an adaptive wind collection type double-rotor wind power generator.

Background technique

Wind energy is a kind of clean energy. In order to pursue sustainable development, the utilization of wind energy has been widely concerned by people, and the utilization of wind energy is mainly realized through wind power generation.

At present, most wind power generators are single-blade generators, and the utilization efficiency of wind energy is not high. Both the existing dual-rotor generators and wind-collecting generators have complex structures, and there is no wind power generation that combines the advantages of both. machine.

Contents of the invention

The purpose of the utility model is to provide a self-adaptive wind-collecting wind generator with reasonable structure, full use of wind energy and low power generation cost.

The purpose of this utility model is solved by following technical scheme:

It includes wind collection shell, double rotor power generation device and self-adaptive wind device.

The air-collecting shell is composed of two curved surfaces, the inner layer of the air-collecting shell and the outer layer of the air-collecting shell, leaving a space in the middle to reduce the weight, and the curved surfaces on both sides can balance the wind pressure. The inner layer of the air-collecting shell is streamlined to reduce thrust and retain Ribs are used to connect spaces to improve structural strength.

The double-rotor power generation device includes the first fan blade, the second fan blade, the inner rotor, the outer rotor, the winding coil and the bearing installed in reverse. Bearings are installed between the rotors, and the inner rotor and the outer rotor rotate relative to each other to generate electricity.

The self-adaptive wind-facing device includes a bracket, a magnetic suspension bearing, and a base. The magnetic levitation bearing is installed between the lower part of the bracket and the base, so that the upper generator and the wind collecting shell can rotate around the base rapidly against the wind.

According to the above scheme, there is a support rod on the bracket, and the other end of the support rod is connected with the wind collecting shell to increase the structural strength.

Due to the adoption of the above structure, the utility model has the advantages of reasonable structure, high utilization efficiency of wind energy and low power generation cost.

Description of drawings

Fig. 1 is a schematic cross-sectional view of the structure of the utility model.

Fig. 2 is a half-section axonometric schematic diagram of the utility model.

Fig. 3 is a schematic structural diagram of the dual-rotor power generation device of the present invention.

Fig. 4 is a structural schematic diagram of an adaptive wind-facing device of the present invention;

Fig. 5 is the schematic diagram of the support structure of the present utility model;

In the figure: 1. Wind collecting shell, 2. First wind blade, 3. Inner layer of wind collecting shell, 4. Outer layer of wind collecting shell, 5. Rib, 6. Second wind blade, 7. First bearing, 8. Second bearing, 9. Outer rotor, 10. Outer rotor winding, 11. Excitation winding, 12. Inner rotor, 13. Third bearing, 14. Fourth bearing, 15. Bracket, 16. Magnetic suspension bearing, 17. Base, 18. Support rod.

Detailed ways

Specific embodiments of the present invention will be described below in conjunction with the accompanying drawings.

The utility model includes a wind collecting shell, a double-rotor generating device and an adaptive wind-facing device.

As shown in Figure 1, the wind collecting shell (1) includes the wind collecting shell inner layer (3) and the wind collecting shell outer layer (4), the wind collecting shell inner layer 3 is streamlined to reduce the thrust of the wind on the shell, the wind collecting shell The outer layer 4 can balance the wind pressure, and the center is reinforced with ribs (5).

As shown in Figures 1 and 3, the first blade (2) of the dual-rotor power generation device is connected to the outer rotor (9), the second blade (6) is connected to the inner rotor (12), and the inner rotor 12 is provided with The excitation winding (11), the outer rotor 9 is provided with a winding coil (10), the first fan blade (2) and the second fan blade (6) are installed in reverse, and the inner rotor 12 is driven by the wind and the outer rotor 9 rotates in reverse to generate electricity . A first bearing (7) and a fourth bearing (14) are installed between the outer rotor 9 and the support, and a second bearing (8) and a third bearing (13) are installed between the inner rotor 12 and the outer rotor 9.

As shown in Figure 4, the self-adaptive wind-facing device includes a bracket, a magnetic suspension bearing, and a base. The magnetic levitation bearing (16) is installed between the support (15) bottom and the base (17), so that the generator on the top and the wind collecting shell can rotate rapidly around the base 17 to face the wind.

As shown in Figure 5, there is a support rod (18) on the bracket (15), and the other end of the support rod is connected with the wind collecting shell (1) to increase the structural strength.

Claims (2)

1. An adaptive wind-collecting type dual-rotor wind-driven generator, characterized in that: comprising a wind-collecting housing (1), a dual-rotor generating device and an adaptive wind-facing device; The air-collecting shell (1) includes an inner layer (3) and an outer layer (4) of the air-collecting shell. The inner layer (3) of the air-collecting shell is streamlined to reduce the thrust of the wind on the air-collecting shell. (4) The wind pressure can be balanced, and the ribs (5) are used for reinforcement in the middle; The first wind vane (2) of the dual-rotor power generation device is connected to the outer rotor (9), the second wind vane (6) is connected to the inner rotor (12), and the inner rotor (12) is provided with an excitation winding (11). The rotor (9) is provided with a winding coil (10), and the first fan blade (2) and the second fan blade (6) are installed in reverse; the outer rotor (9) and the support are installed with the first bearing (7) and The fourth bearing (14), the second bearing (8) and the third bearing (13) are installed between the inner rotor (12) and the outer rotor (9); The self-adaptive wind-facing device includes a bracket (15), a magnetic suspension bearing (16), and a base (17); the magnetic suspension bearing (16) is installed between the bottom of the bracket (15) and the base (17), so that the upper generator and the wind collection shell Can rotate rapidly around the base (17) against the wind. 2. The self-adaptive wind-collecting dual-rotor wind generator according to claim 1, characterized in that: there is a support rod (18) on the support (15), and the other end of the support rod is connected to the wind-collecting housing (1) Connected to increase structural strength.