阅读说明：本技术 一种一体式内扇叶无铁芯风力发电机 (Integrated inner fan blade coreless wind driven generator ) 是由 陈景 于 2019-10-09 设计创作，主要内容包括：一种一体式内扇叶无铁芯风力发电机,包括一体式扇叶转子、后外壳、前外壳；一体式扇叶转子套在后外壳内,后外壳套在前外壳内；将风力发电机驱动扇叶与发电机转子结为一体,大大缩小发动机体积与重量,采用强磁铁(例如钕磁铁等)轴向磁场设计结构,提高功率密度和转距体积比,取消了磁阻及铁损,降低了驱动功率,减少铁损发热源。而且扇叶与强磁铁转子一体式呈现双向对称结构时,根据离心力原理,物体所造成的惯性会强迫物体继续朝着运动轨迹的切割方向前进。从而进一步降低发电机对风能使其驱动的功率,也大大减小对高空不稳定安全隐患。(An integrated inner fan blade coreless wind driven generator comprises an integrated fan blade rotor, a rear shell and a front shell; the integrated fan blade rotor is sleeved in the rear shell, and the rear shell is sleeved in the front shell; the driving fan blades of the wind driven generator and the generator rotor are integrated, the size and the weight of the engine are greatly reduced, the axial magnetic field design structure of strong magnets (such as neodymium magnets) is adopted, the power density and torque volume ratio are improved, the magnetic resistance and iron loss are eliminated, the driving power is reduced, and the iron loss heating source is reduced. And when flabellum and strong magnet rotor integral type present two-way symmetrical structure, according to the centrifugal force principle, the inertia that the object caused can force the object to continue to advance towards the cutting direction of motion trail. Therefore, the power of the generator for driving the wind energy is further reduced, and the potential safety hazard of high-altitude instability is greatly reduced.)

1. An integrated inner fan blade coreless wind driven generator is characterized by comprising an integrated fan blade rotor (1), a rear shell (2) and a front shell (3);

the integrated fan blade rotor (1) comprises a ring-shaped main body (11), a plurality of fan blades (111) are arranged in the ring-shaped main body (11), the outer ends of the fan blades (111) are fixedly connected with the inner side face of the ring-shaped main body (11), the inner ends of the fan blades (111) are fixedly connected with a fan blade rotating ring (112), a fan blade bearing (113) is arranged in the fan blade rotating ring (112), the outer ring of the bearing of the fan blade bearing (113) is fixedly connected with the inner side face of the fan blade rotating ring (112), a front strong magnetic groove (114) is formed in the front end face of the ring-shaped main body (11), and a rear strong magnetic groove (115) is formed in the; magnets are arranged in the front strong magnetic groove (114) and the rear strong magnetic groove (115) at intervals according to the sequence of polarity N, S, and the magnets in the front strong magnetic groove (114) and the rear strong magnetic groove (115) are symmetrically arranged;

the rear shell (2) comprises a rear shell ring (21), a rear support rod (22) is arranged on the rear shell ring (21), and a convex column (23) is arranged in the center of the rear support rod (22); the convex column (23) can penetrate through and be clamped with the inner side surface of a bearing inner ring of the fan blade bearing (113), a plurality of stator coil boxes (24) are arranged on the edge of the rear shell ring (21), and stator windings (25) are arranged in the stator coil boxes (24);

the front shell (3) comprises a front shell ring sleeve (31), one end of the front shell ring sleeve (31) is provided with a front support rod (32), and the center of the front support rod (32) is provided with a rotary ring sleeve (33) which is tightly matched with the convex column (23) in a clamping manner; the outer side surface of the front shell ring sleeve (31) is provided with a power output port (311);

the inner diameter of the front shell ring sleeve (31) is larger than the outer diameter of the rear shell ring (21), and the inner diameter of the rear shell ring (21) is larger than the outer diameter of the annular main body (11).

2. The integrated inner-fan coreless wind turbine as claimed in claim 1, wherein: the number of the rear supporting rods (22) and the number of the front supporting rods (32) are not less than one.

3. The integrated inner-fan coreless wind turbine as claimed in claim 1, wherein: the outer side surface of the annular main body (11) is provided with an annular groove (12).

4. The integrated inner-fan coreless wind turbine as claimed in claim 1, wherein: the convex column (23) is provided with a boss, and the inner side surface of the bearing inner ring of the fan blade bearing (113) and the inner side surface of the rotating ring sleeve (33) are clamped tightly in a groove mode.

Technical Field

The invention relates to a wind driven generator, in particular to an integrated inner fan blade coreless wind driven generator.

Background

At present, the installation environment selected by the wind driven generator has great limitation, and the wind driven generator equipment has large volume, heavy weight and selectivity to the installation environment. And the small and medium-sized wind driven generators enter cities or are convenient to carry out emergent electricity utilization, and a plurality of factors are difficult to realize.

Disclosure of Invention

The wind driven generator is large in size and heavy in weight, potential safety hazards can exist in urban installation or in the prior art, requirements for kinetic energy of wind driven are high, urban environment installation is difficult to select, and the wind driven generator is difficult to carry out as emergency charging equipment. The invention aims to provide an integrated inner fan blade coreless wind driven generator which has low requirement on driving energy (wind energy or more), small volume and light weight.

The technical scheme adopted by the invention is as follows: an integrated inner fan blade coreless wind driven generator comprises an integrated fan blade rotor, a rear shell and a front shell;

the integrated fan blade rotor comprises a ring-shaped main body, wherein a plurality of fan blades are arranged in the ring-shaped main body, the outer ends of the fan blades are fixedly connected with the inner side face of the ring-shaped main body, the inner ends of the fan blades are fixedly connected with a fan blade rotating ring, a fan blade bearing is arranged in the fan blade rotating ring, the outer ring of the bearing of the fan blade bearing is fixedly connected with the inner side face of the fan blade rotating ring, a front strong magnetic groove is formed in the front end face of the ring-shaped main body, and a rear strong; magnets are arranged in the front strong magnetic groove and the rear strong magnetic groove at intervals according to the sequence of polarity N, S, and the magnets in the front strong magnetic groove and the rear strong magnetic groove are symmetrically arranged;

the rear shell comprises a rear shell ring, a rear supporting rod is arranged on the rear shell ring, and a convex column is arranged in the center of the rear supporting rod; the convex column can penetrate through and be clamped with the inner side surface of the inner ring of the fan blade bearing, a plurality of stator coil boxes are arranged on the edge of the rear shell ring, and stator windings are arranged in the stator coil boxes;

the front shell comprises a front shell ring sleeve, one end of the front shell ring sleeve is provided with a front supporting rod, and the center of the front supporting rod is provided with a rotating ring sleeve which is tightly matched with the convex column in a clamping manner; the outer side surface of the front shell ring sleeve is provided with an electric power output port;

the inner diameter of the front shell ring sleeve is larger than the outer diameter of the rear shell ring, and the inner diameter of the rear shell ring is larger than the outer diameter of the ring-shaped main body.

Furthermore, the number of the rear support rods and the number of the front support rods are not less than one.

Furthermore, the outer side surface of the annular main body is provided with an annular groove.

Furthermore, the convex column is provided with a boss, and the inner side surface of the inner ring of the bearing of the fan blade bearing and the inner side surface of the rotating ring sleeve are clamped tightly in a groove mode.

The invention has the advantages and characteristics that:

this scheme combines aerogenerator drive flabellum and generator rotor as an organic whole, reduces engine volume and weight greatly, adopts strong magnet (for example neodymium magnet etc.) axial magnetic field design structure, improves power density and torque volume ratio, has cancelled magnetic resistance and iron loss, has reduced drive power, reduces the iron loss heat source. And when flabellum and strong magnet rotor integral type present two-way symmetrical structure, according to the centrifugal force principle, the inertia that the object caused can force the object to continue to advance towards the cutting direction of motion trail. Therefore, the power of the generator for driving the wind energy is further reduced, and the potential safety hazard of high-altitude instability is greatly reduced.

Drawings

FIG. 1 is an overall exploded view of the preferred embodiment of the present invention;

FIG. 2 is a schematic view of the integrated fan blade rotor and rear housing of FIG. 1 assembled together;

FIG. 3 is a schematic structural view of the assembled fan blade rotor, rear housing and front housing of FIG. 1;

FIG. 4 is a schematic view of the installation of the magnet according to the preferred embodiment of the present invention;

Detailed Description

The invention is further illustrated with reference to the accompanying drawings: