CN220452090U - Connection enhancement structure of wind driven generator - Google Patents

Abstract

The utility model provides a connection enhancement structure of a wind driven generator, which relates to the technical field of wind driven generators and comprises a base, wherein a tower is fixedly connected to the top end of the base, a cabin is fixedly connected to the top end of the tower, a first chassis is fixedly connected to the bottom end of the inner wall of the cabin, a bearing is fixedly connected to the top end of the first chassis, a fixing plate is fixedly connected to the inner wall of the bearing, a group of connecting rods are fixedly inserted into the outer surface wall of the fixing plate, one end of each connecting rod is connected with a flange, one end of each flange is fixedly connected with a guide cover, three blades are connected to the outer surface wall of each guide cover, and a wind wheel shaft is fixedly connected to the outer surface wall of each flange. When the blade rotates, the connecting rod can rotate on the fixed plate of the inner wall of the bearing along with the rotation of the wind wheel shaft, the connecting rod is distributed outside the wind wheel shaft, and a part of centrifugal force generated during the rotation of the blade can be shared by the connecting rod, so that the blade is more stable during the rotation, the shaking generated during the rotation of the blade is reduced, and the service life of the device is prolonged.

Description

Connection enhancement structure of wind driven generator

Technical Field

The utility model relates to the technical field of wind driven generators, in particular to a connection enhancement structure of a wind driven generator.

Background

With the continuous consumption of resources, the instability and limitation of conventional fossil energy supplies are recognized, and the search for clean renewable energy is an important topic in the modern world. Wind energy is a renewable and pollution-free natural energy source and is paid attention again. The principle of wind power generation is that wind power is utilized to drive windmill blades to rotate, and then the rotating speed is increased through a speed increaser so as to promote a generator to generate electricity. According to the current wind power generator technology, the generation of electricity can be started at a breeze speed of about three meters per second.

In the prior art, the wind driven generator generally drives the blades to rotate on the wind wheel shaft by wind power, however, the blades generate certain centrifugal force when rotating, and in the long-time rotation of the blades, the blades are driven to rotate only by the wind wheel shaft, so that the stability of the joint of the wind wheel shaft and the blades is possibly reduced, and the blades shake when rotating, so that the service life of the wind driven generator is reduced.

Disclosure of Invention

The utility model aims to solve the problem that blades are easy to shake at a joint in the rotating process in the prior art, and provides a connection reinforcing structure of a wind driven generator.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a wind-driven generator connection reinforcing structure, includes the base, the top fixedly connected with pylon of base, the top fixedly connected with cabin of pylon, the inner wall bottom fixed mounting of cabin has first chassis, the top fixedly connected with bearing of first chassis, the inner wall fixedly connected with fixed plate of bearing, the outward appearance wall of fixed plate is fixedly inserted and is equipped with a set of connecting rod, the one end fixedly connected with flange of bearing is kept away from to the connecting rod, the one end fixedly connected with kuppe of cabin is kept away from to the flange, the even fixedly connected with three blade of outward appearance wall of kuppe, the middle part fixedly connected with windmill shaft of flange outward appearance wall.

Preferably, a second underframe is fixedly arranged at the bottom end of the inner wall of the engine room, a gear speed increasing box is fixedly connected to the top end of the second underframe, and the wind wheel shaft penetrates through the fixing plate and is movably inserted into one end of the gear speed increasing box.

Preferably, a third underframe is fixedly arranged at the bottom end of the inner wall of the engine room, and a generator is fixedly connected to the top end of the third underframe.

Preferably, a motor shaft is movably inserted between the generator and the opposite side of the gear speed increasing box.

Preferably, the outer surface wall of the motor shaft is fixedly connected with a circular ring, and the outer surface wall of the circular ring is uniformly and fixedly connected with three fan blades.

Preferably, a heat dissipation screen plate is arranged at one end of the engine room, which is far away from the air guide sleeve.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the first underframe is fixedly arranged at the bottom end of the inner wall of the engine room, the top end of the first underframe is connected with the bearing, the inner wall of the bearing is fixedly connected with the fixing plate, a group of connecting rods are fixedly inserted into the outer surface wall of the fixing plate, one ends of the group of connecting rods are fixedly connected with the flange, the group of connecting rods are uniformly distributed outside the wind wheel shaft, when the blades rotate, the connecting rods rotate on the fixing plate on the inner wall of the bearing along with the rotation of the wind wheel shaft, and as the connecting rods are distributed outside the wind wheel shaft, a part of centrifugal force generated when the blades rotate can be shared by the connecting rods, so that the blades are more stable during rotation, the shaking generated when the blades rotate is reduced, and the service life of the device is prolonged.

2. According to the utility model, the motor shaft is movably inserted between the opposite sides of the gear speed increasing box and the generator, the outer wall of the motor shaft is fixedly connected with the circular ring, the outer wall of the circular ring is fixedly connected with the fan blade, when the motor shaft rotates, the motor shaft can drive the fan blade to rotate so as to cool the inner wall of the engine room, meanwhile, the heat dissipation screen plate is arranged at one end of the engine room, and when the fan blade rotates, the heat dissipation screen plate and the fan blade are mutually matched, so that the heat dissipation effect in the engine room is further enhanced, and the service life of the device is prolonged.

Drawings

FIG. 1 is a cross-sectional view of a nacelle mechanism in a wind turbine connection enhancement structure according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic diagram of a main structure of a connection enhancement structure of a wind turbine according to the present utility model;

fig. 4 is a schematic main structure diagram of another view angle in the connection enhancement structure of a wind driven generator according to the present utility model.

Legend description: 1. a base; 2. a tower; 3. a nacelle; 4. a heat dissipation screen; 5. a guide cover; 6. a blade; 7. a first chassis; 8. a bearing; 9. a fixing plate; 10. a wind wheel shaft; 11. a connecting rod; 12. a flange; 13. a gear speed increasing box; 14. a second chassis; 15. a motor shaft; 16. a circular ring; 17. a generator; 18. a third chassis; 19. and (3) a fan blade.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

1, as shown in fig. 1-4, the utility model provides a connection enhancement structure of a wind driven generator, which comprises a base 1, wherein the top end of the base 1 is fixedly connected with a tower 2, the top end of the tower 2 is fixedly connected with a nacelle 3, the bottom end of the inner wall of the nacelle 3 is fixedly connected with a first underframe 7, the top end of the first underframe 7 is fixedly connected with a bearing 8, the inner wall of the bearing 8 is fixedly connected with a fixing plate 9, the outer surface wall of the fixing plate 9 is fixedly inserted with a group of connecting rods 11, one end of the connecting rods 11, which is far away from the bearing 8, is fixedly connected with a flange 12, one end of the flange 12, which is far away from the nacelle 3, is fixedly connected with a guide cover 5, the outer surface wall of the guide cover 5 is uniformly and fixedly connected with three blades 6, and the middle part of the outer surface wall of the flange 12 is fixedly connected with a wind wheel shaft 10.

The effect that its whole embodiment 1 reached is, base 1 can fix the device on the assigned position, when the device generates electricity, blade 6 receives wind-force and produces the rotation, blade 6 and then drive kuppe 5 and produce the rotation, kuppe 5 and then drive flange 12 and produce the rotation, flange 12 drives the wind turbine shaft 10 and produces the rotation when rotating, owing to connecting rod 11 is fixed to be inserted on fixed plate 9, and fixed plate 9 sets up in the inner wall of bearing 8, so flange 12 also can drive connecting rod 11 and produce the rotation when rotating, owing to connecting rod 11 evenly distributed is in the outside of wind turbine shaft 10, thereby make blade 6 more stable when rotating, simultaneously blade 6 also can be shared by connecting rod 11 at a part centrifugal force that produces when rotating, so blade 6 is more stable when rotating, and then reduced blade 6 and produced rocking when rotating, and then improved the life of the device.

In embodiment 2, as shown in fig. 1-4, a second chassis 14 is fixedly mounted at the bottom end of the inner wall of the nacelle 3, a gear speed increasing box 13 is fixedly connected to the top end of the second chassis 14, and a wind turbine shaft 10 penetrates through the fixing plate 9 and is movably inserted into one end of the gear speed increasing box 13. A third underframe 18 is fixedly arranged at the bottom end of the inner wall of the engine room 3, and a generator 17 is fixedly connected to the top end of the third underframe 18. A motor shaft 15 is movably inserted between the generator 17 and the opposite side of the gear speed increasing box 13. The outer surface wall of the motor shaft 15 is fixedly connected with a circular ring 16, and the outer surface wall of the circular ring 16 is uniformly and fixedly connected with three fan blades 19. The cabin 3 is provided with a heat radiation screen 4 at one end remote from the air guide sleeve 5.

The effect that its whole real-time example 2 reached is, pivoted wind wheel axle 10 passes through gear speed increasing box 13 and then improves the rotational speed, gear speed increasing box 13 and then drives motor shaft 15 and rotate, then pivoted motor shaft 15 drives generator 17 again, generator 17 and then turn into the mechanical energy electric energy and generate electricity, because the device needs long-time operation, the inside of cabin 3 can produce a large amount of heats, and motor shaft 15 can drive ring 16 and rotate when rotating, ring 16 and then drive three flabellum 19 and rotate, flabellum 19 can reduce the inside temperature of cabin 3 when rotating, be provided with heat dissipation otter board 4 in the one end of cabin 3 simultaneously, the flow rate of cabin 3 inside air has been increased in the cooperation of both, further promoted the inside cooling radiating effect of cabin 3, thereby the life of device has been improved.

Working principle: the device is fixed on a designated position at first, the blades 6 are subjected to wind force to rotate, the blades 6 further drive the air guide cover 5 to rotate, the air guide cover 5 further drives the flange 12 to rotate, the flange 12 drives the wind wheel shaft 10 to rotate while rotating, the connecting rod 11 is fixedly inserted on the fixing plate 9, and the fixing plate 9 is arranged in the inner wall of the bearing 8, so the flange 12 can also drive the connecting rod 11 to rotate while rotating, the connecting rod 11 is uniformly distributed outside the wind wheel shaft 10, so that the blades 6 are more stable while rotating, a part of centrifugal force generated by the blades 6 can be shared by the connecting rod 11, the blades 6 are more stable while rotating, shaking generated by the blades 6 while rotating is further reduced, the service life of the device is further prolonged, the rotating wind wheel shaft 10 passes through the gear speed increasing box 13 and further increases the rotating speed, the motor shaft 15 is further driven to rotate, then the motor shaft 15 drives the generator 17 to generate electricity while rotating, the ring 16 further drives the three rings 19 to rotate, the three blades 19 are further driven to rotate, the temperature of the fan blades 3 is reduced while rotating, and the cooling effect of the nacelle 3 is further improved.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The utility model provides a wind-driven generator connects reinforcing structure which characterized in that: including base (1), the top fixedly connected with pylon (2) of base (1), the top fixedly connected with cabin (3) of pylon (2), the inner wall bottom fixed mounting of cabin (3) has first chassis (7), the top fixedly connected with bearing (8) of first chassis (7), the inner wall fixedly connected with fixed plate (9) of bearing (8), the fixed plate (9) outward appearance wall fixedly inserts and has a set of connecting rod (11), the one end fixedly connected with flange (12) of bearing (8) are kept away from to connecting rod (11), the one end fixedly connected with kuppe (5) of cabin (3) are kept away from to flange (12), the even fixedly connected with three blade (6) of outward appearance wall of kuppe (5), the middle part fixedly connected with wind shaft (10) of flange (12) outward appearance wall.

2. A connection enhancement structure for a wind turbine according to claim 1, wherein: the inner wall bottom end of the engine room (3) is fixedly provided with a second underframe (14), the top end of the second underframe (14) is fixedly connected with a gear speed increasing box (13), and the wind turbine shaft (10) penetrates through the fixed plate (9) and is movably inserted into one end of the gear speed increasing box (13).

3. A connection enhancement structure for a wind turbine according to claim 1, wherein: a third underframe (18) is fixedly arranged at the bottom end of the inner wall of the engine room (3), and a generator (17) is fixedly connected to the top end of the third underframe (18).

4. A connection enhancement structure for a wind power generator as claimed in claim 3, wherein: a motor shaft (15) is movably inserted between the generator (17) and the opposite side of the gear speed increasing box (13).

5. The wind power generator connection enhancement structure according to claim 4, wherein: the outer surface wall of the motor shaft (15) is fixedly connected with a circular ring (16), and the outer surface wall of the circular ring (16) is uniformly and fixedly connected with three fan blades (19).

6. A connection enhancement structure for a wind turbine according to claim 1, wherein: one end of the engine room (3) far away from the air guide sleeve (5) is provided with a heat dissipation screen plate (4).