CN210239911U

CN210239911U - Brake device of wind driven generator

Info

Publication number: CN210239911U
Application number: CN201920965255.XU
Authority: CN
Inventors: Chong Shen; 沈翀
Original assignee: Wuxi Rhester Machinery Co ltd
Current assignee: Wuxi Rhester Machinery Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-03
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a aerogenerator's brake equipment relates to brake equipment technical field, for the poor problem of the poor effect of the poor stability and the shock attenuation buffering of solving current aerogenerator's brake equipment. The top of tower body is provided with wind direction tracking mechanism, wind direction tracking mechanism's top is provided with the cabin, one side in cabin is provided with the impeller drum, rotor blade is all installed to the top and the below of impeller drum, the inside in cabin is provided with the generator, one side of generator is provided with the supporting seat, be provided with the rotation axis between generator and the supporting seat, be provided with hydraulic telescoping rod between runner and the brake disc, one side of brake disc is provided with the brake groove, one side in brake groove is provided with the gearbox, be provided with the blotter between gearbox and the brake groove, the one end of brake disc is provided with the brake block, and the brake block is provided with a plurality of, and a plurality of brake block is the annular and arranges.

Description

Brake device of wind driven generator

Technical Field

The utility model relates to a brake equipment technical field specifically is a aerogenerator's brake equipment.

Background

The wind power generator is an electric power equipment wind power generator which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and finally, alternating current is output, in the operation process, because the rotating speed of the wind power generator can be increased along with the increase of wind speed, when the wind speed is too high, the wind power generator can possibly generate excessive electric quantity, so that the temperature of a coil is increased, the generator is burnt, or lower equipment is damaged due to excessive current, in order to avoid the situation, the generator needs to be protected when the wind is strong, the current protection mode comprises disc braking, yaw protection, unloading protection, short-circuit braking and the like, and therefore, the brake device of the wind power generator is more and more widely used.

At present, the brake device of the wind driven generator on the market can not well guarantee the stability of the whole brake system in the braking process, the stability is poor, the damping and buffering effect in the braking process is poor, the elastic collision between the wind driven generator and related instruments can be easily caused, and the requirement of a user can not be met, so that the market urgently needs to develop the brake device of the wind driven generator to help people to solve the existing problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a aerogenerator's brake equipment to solve the poor problem of effect of the poor stability and the shock attenuation buffering of the current aerogenerator's brake equipment who provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a brake device of a wind driven generator comprises a tower body, wherein a wind direction tracking mechanism is arranged above the tower body, a cabin is arranged above the wind direction tracking mechanism, an impeller drum is arranged on one side of the cabin, rotating blades are arranged above and below the impeller drum, a generator is arranged inside the cabin, a supporting seat is arranged on one side of the generator, a rotating shaft is arranged between the generator and the supporting seat, a rotating wheel is arranged on one side of the supporting seat, two rotating wheels are arranged, a connecting spring is arranged between the two rotating wheels, a sleeve is arranged on one side of the rotating wheel, a sliding block is arranged outside the sleeve, a brake disc is arranged above the sliding block, a hydraulic telescopic rod is arranged between the rotating wheel and the brake disc, a brake groove is arranged on one side of the brake disc, a gearbox is arranged on one side of the brake groove, be provided with the blotter between gearbox and the brake groove, the one end of brake disc is provided with the brake block, and the brake block is provided with a plurality of, and a plurality of brake block is the annular and arranges.

Preferably, one end of the rotating shaft penetrates through and extends to the outside of the supporting seat, and the rotating wheel is fixedly connected with the connecting spring.

Preferably, the sliding block is connected with the sleeve in a sliding mode, the sleeve is connected with the rotating shaft through a key, and the hydraulic telescopic rod is fixedly connected with the brake disc.

Preferably, the buffer pad, the gearbox and the brake groove are all connected in an adhesive manner, and the sleeve, the brake groove and the brake disc are all fixedly connected.

Preferably, the impeller drum is connected with the rotating blades through keys, and the tower body is connected with the wind direction tracking mechanism in a welded mode.

Preferably, the rotating shaft is rotatably connected with the rotating wheel through a ball bearing, and the connecting springs are provided with a plurality of springs.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this aerogenerator's brake equipment is through setting up brake disc and brake groove, when needs carry out the manual brake braking, cut off the power supply of electromagnetic block, the cover barrel cup joints the outer wall at the rotation axis, the slider removes in the spout of cover barrel outer wall, brake disc and slider fixed connection, the hydraulic telescoping rod of brake disc right wall drives and removes about the slider, the brake block and the brake groove of brake disc outer wall cooperate, can effectively play fine braking effect to the generator, the in-process fine whole braking system's of assurance stability of brake, good stability, the poor problem of traditional aerogenerator's brake equipment's stability has been solved.

2. This aerogenerator's brake equipment is through setting up connecting spring and buffer pad, and wind-force drives impeller drum and rotor blade rotation, and then makes the rotation axis drive the runner and rotate, because through connecting spring fixed connection in the middle of two runners, during brake braking, plays buffering absorbing effect, and the blotter of brake groove one side also plays the effect of buffering, has solved the poor problem of effect of traditional aerogenerator's brake equipment shock attenuation buffering.

Drawings

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

FIG. 2 is a connection diagram of the rotary wheel and the rotary shaft according to the present invention;

FIG. 3 is a partial enlarged view of area A of the present invention;

fig. 4 is a partial enlarged view of the area B of the present invention.

In the figure: 1. a tower body; 2. a wind direction tracking mechanism; 3. an impeller drum; 4. a rotor blade; 5. a nacelle; 6. a generator; 7. a rotating shaft; 8. a supporting seat; 9. a rotating wheel; 10. a connecting spring; 11. a gearbox; 12. a brake groove; 13. a brake disc; 14. a sleeve; 15. a ball bearing; 16. a brake block; 17. a slider; 18. a hydraulic telescopic rod; 19. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a brake device of a wind driven generator comprises a tower body 1, a wind direction tracking mechanism 2 is arranged above the tower body 1, a cabin 5 is arranged above the wind direction tracking mechanism 2, an impeller drum 3 is arranged on one side of the cabin 5, rotating blades 4 are arranged above and below the impeller drum 3, a generator 6 is arranged inside the cabin 5, a supporting seat 8 is arranged on one side of the generator 6, a rotating shaft 7 is arranged between the generator 6 and the supporting seat 8, two rotating wheels 9 are arranged on one side of the supporting seat 8, two rotating wheels 9 are arranged, a connecting spring 10 is arranged between the two rotating wheels 9, a buffering and damping effect is achieved during braking, a sleeve 14 is arranged on one side of each rotating wheel 9, a sliding block 17 is arranged outside the sleeve 14, a brake disc 13 is arranged above the sliding block 17, a hydraulic telescopic rod 18 is arranged between each rotating wheel 9 and the brake disc 13, and a brake groove 12 is arranged on one, the stability of the whole braking system of fine assurance of in-process of brake, stability is good, and one side of brake groove 12 is provided with gearbox 11, is provided with blotter 19 between gearbox 11 and the brake groove 12, and the one end of brake disc 13 is provided with brake block 16, and brake block 16 is provided with a plurality of, and a plurality of brake block 16 is the annular and arranges.

Further, one end of the rotating shaft 7 penetrates and extends to the outside of the supporting seat 8, and the runner 9 is fixedly connected with the connecting spring 10.

Further, the sliding block 17 is connected with the sleeve 14 in a sliding mode, the sleeve 14 is connected with the rotating shaft 7 through a key, the hydraulic telescopic rod 18 is fixedly connected with the brake disc 13, and the connection between the structures is more reasonable.

Furthermore, the buffer pad 19 is connected with the gearbox 11 and the brake groove 12 in an adhering mode, and the sleeve 14 is fixedly connected with the brake groove 12 and the brake disc 13, so that the connection relationship between the structures is more stable and safer.

Further, impeller drum 3 passes through the key-type connection with rotating blade 4, and tower body 1 and wind direction tracker 2 welded connection for the relation of connection between the structure is more reliable.

Furthermore, the rotating shaft 7 is rotatably connected with the rotating wheel 9 through a ball bearing 15, and a plurality of connecting springs 10 are arranged, so that the effect of buffering and damping is achieved during braking.

The working principle is as follows: when the wind power generator is used, firstly, in the process of working of the wind power generator 6, wind power drives the impeller drum 3 and the rotating blades 4 to rotate, so that the rotating shaft 7 drives the rotating wheels 9 to rotate, as the middle of the two rotating wheels 9 is fixedly connected through the connecting spring 10, a buffering and damping effect is achieved during braking, the effect of wind power generation is achieved by electrifying the electromagnetic blocks in the rotating wheels 9, when manual braking is needed, the electromagnetic blocks are powered off, the sleeve 14 is sleeved on the outer wall of the rotating shaft 7, the sliding block 17 moves in the sliding groove in the outer wall of the sleeve 14, the brake disc 13 is fixedly connected with the sliding block 17, the hydraulic telescopic rod 18 on the right wall of the brake disc 13 drives the sliding block 17 to move left and right, the brake block 16 on the outer wall of the brake disc 13 is matched with the brake groove 12, so that a good braking effect is effectively achieved on the generator, the stability is good, and the blotter 19 of brake groove 12 one side also plays the effect of buffering, has avoided aerogenerator 6 and relevant instrument to take place elastic collision, has less the damage of generator 6.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a aerogenerator's brake equipment, includes tower body (1), its characterized in that: the wind power generation tower is characterized in that a wind direction tracking mechanism (2) is arranged above the tower body (1), a cabin (5) is arranged above the wind direction tracking mechanism (2), an impeller drum (3) is arranged on one side of the cabin (5), rotating blades (4) are installed above and below the impeller drum (3), a generator (6) is arranged inside the cabin (5), a supporting seat (8) is arranged on one side of the generator (6), a rotating shaft (7) is arranged between the generator (6) and the supporting seat (8), a rotating wheel (9) is arranged on one side of the supporting seat (8), two rotating wheels (9) are arranged, a connecting spring (10) is arranged between the two rotating wheels (9), a sleeve (14) is installed on one side of the rotating wheel (9), a sliding block (17) is arranged outside the sleeve (14), and a brake disc (13) is arranged above the sliding block (17), be provided with hydraulic telescoping rod (18) between runner (9) and brake disc (13), one side of brake disc (13) is provided with brake groove (12), one side of brake groove (12) is provided with gearbox (11), be provided with blotter (19) between gearbox (11) and brake groove (12), the one end of brake disc (13) is provided with brake block (16), and brake block (16) are provided with a plurality of, and a plurality of brake block (16) are the annular and arrange.

2. The brake device of the wind power generator as claimed in claim 1, wherein: one end of the rotating shaft (7) penetrates through and extends to the outside of the supporting seat (8), and the rotating wheel (9) is fixedly connected with the connecting spring (10).

3. The brake device of the wind power generator as claimed in claim 1, wherein: the sliding block (17) is connected with the sleeve (14) in a sliding mode, the sleeve (14) is connected with the rotating shaft (7) through a key, and the hydraulic telescopic rod (18) is fixedly connected with the brake disc (13).

4. The brake device of the wind power generator as claimed in claim 1, wherein: the buffer pad (19) is connected with the gearbox (11) and the brake groove (12) in an adhering mode, and the sleeve (14) is fixedly connected with the brake groove (12) and the brake disc (13).

5. The brake device of the wind power generator as claimed in claim 1, wherein: impeller drum (3) and rotating vane (4) pass through the key-type connection, tower body (1) and wind direction tracking mechanism (2) welded connection.

6. The brake device of the wind power generator as claimed in claim 1, wherein: the rotating shaft (7) is rotatably connected with the rotating wheel (9) through a ball bearing (15), and the connecting spring (10) is provided with a plurality of springs.