CN210164581U

CN210164581U - Brake device of wind driven generator

Info

Publication number: CN210164581U
Application number: CN201921197262.6U
Authority: CN
Inventors: 梁月娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-03-20
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a brake device of a wind driven generator, which belongs to the technical field of braking and comprises a base, a motor and a rotating body, wherein the top of the base is respectively fixed with the motor and a sliding frame, the outer surface of the sliding frame is penetrated with a sliding chute, the outer surface of the sliding chute is penetrated with a connecting rod, the brake device of the wind driven generator is provided with a shaft coupling seat, a bearing seat, a fixed column and a base, when the wind driven generator runs, because the motor is connected with a rotating shaft through the shaft coupling seat, the stability of the rotating shaft is improved, and because two bearing seats are symmetrically arranged by taking the longitudinal axis central line of the rotating shaft as the center, the head and the tail ends of the rotating shaft are all sleeved by the bearing seat, the rotating shaft is less prone to generate vibration in the running and rotating process, simultaneously, because the bearing seat is connected with the sliding frame through the fixed column, and the sliding frame is fixed, so that the stability of the rotation shaft can be further improved.

Description

Brake device of wind driven generator

Technical Field

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

Background

The wind driven generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate and finally outputs alternating current, the working principle of the wind driven generator is that a wind wheel rotates under the action of wind force, kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, the generator rotates to generate electricity under the drive of the wind wheel shaft, and when the wind driven generator needs to be maintained, the wind driven generator needs to stop running so as to be maintained by a maintenance worker.

The existing braking device of the wind driven generator is characterized in that in the braking and speed reducing process, because the rotating shaft of the wind driven generator is fixed and unstable, the rotating shaft is easy to shake, so that the service life of the wind driven generator is influenced, and in the braking process, because the speed is reduced too fast, the braking structure of the wind driven generator is easy to seriously wear, so that the service life of the wind driven generator is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a aerogenerator's brake equipment to propose the problem that the fixed mode of pivot is not enough and the serious wearing and tearing appear in the brake structure in solving 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 base, a motor and a rotating machine body, wherein the top of the base is respectively fixed with the motor and a sliding frame, a sliding chute penetrates through the outer surface of the sliding frame, a connecting rod penetrates through the outer surface of the sliding chute, a moving rod is fixed at one end of the connecting rod, the output end of the motor is connected with a rotating shaft through a coupling seat, both ends of the outer surface of the rotating shaft are sleeved with bearing seats, the outer surface of the bearing seat is connected with the sliding frame through a fixed column, the middle of the outer surface of the rotating shaft is sleeved with a moving frame, the interior of the movable frame is fixed with screw threads, the bottom and the top of the movable frame are both fixed with sliding blocks positioned on the inner wall of the sliding frame, and the outer surface of the moving frame is connected with one end, far away from the moving rod, of the connecting rod, a fixed threaded column located on the outer surface of the rotating shaft is fixed on one side of the moving frame, and one end, far away from the motor, of the rotating shaft is connected with a rotating machine body.

Preferably, the two bearing seats are symmetrically arranged by taking the center line of the longitudinal axis of the rotating shaft as the center.

Preferably, the base is made of a material including rubber.

Preferably, the inner diameter of the movable frame is larger than that of the rotating shaft, and the movable frame is in threaded connection with the fixed threaded column through threads.

Preferably, the movable frame is connected with the inner wall of the sliding frame in a sliding mode through a sliding block.

Preferably, the diameter of the fixed threaded cylinder is gradually increased in the direction of the rotating body.

Compared with the prior art, the beneficial effects of the utility model are that: the brake device of the wind driven generator is provided with the shaft coupling seat, the bearing seats, the fixed column and the base, when the fan generator runs, the motor is connected with the rotating shaft through the shaft coupling seat, so that the stability of the rotating shaft is improved, and the two bearing seats are symmetrically arranged by taking the longitudinal axis central line of the rotating shaft as the center, so that the head end and the tail end of the rotating shaft are both sleeved by the bearing seats, so that the rotating shaft is less prone to vibrate in the running and rotating process, meanwhile, the bearing seats are connected with the sliding frame through the fixed column, the sliding frame is fixed with the base, the base made of rubber has better shock absorption, so that the stability of the rotating shaft can be further improved, the unstable fixing mode of the rotating shaft is avoided, and the brake device of the wind driven generator is provided with the movable frame, the sliding block, the connecting rod, the movable rod and the fixed threaded column, the worker can move the connecting rod on the sliding groove through the moving rod, so that the moving frame fixed with the connecting rod moves, and the moving frame can move on the inner wall of the sliding frame through the sliding block, so that the stability of the moving frame during moving is improved, and because the fixed thread column is positioned at one side of the movable frame, when the thread on the inner wall of the movable frame is contacted with the fixed thread column, because the fixed threaded column rotates along with the rotation of the rotating shaft, the fixed threaded column enables the moving frame to approach the moving frame through the threads, and because the diameter of the fixed threaded column is gradually increased along the direction of the rotating machine body, thereby gradually increasing the friction between the fixed threaded column and the movable frame, gradually reducing the rotating speed of the rotating shaft, finally fixing the fixed threaded column by the movable frame, thereby make the pivot stall to reduce the condition that the brake structure appears wearing and tearing, improved the life of device.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the base of the present invention;

fig. 3 is a schematic view of a partially enlarged structure of the present invention a;

fig. 4 is a schematic diagram of a partially enlarged structure of the present invention B.

In the figure: 1. a base; 2. a motor; 3. a shaft coupling seat; 4. a rotating shaft; 5. a sliding frame; 6. a chute; 7. a connecting rod; 8. a travel bar; 9. rotating the machine body; 10. fixing a column; 11. a slider; 12. fixing the threaded column; 13. moving the frame; 14. a thread; 15. and a bearing seat.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a brake device of a wind driven generator comprises a base 1, a motor 2, a shaft coupling seat 3, a rotating shaft 4, a sliding frame 5, a sliding groove 6, a connecting rod 7, a moving rod 8, a rotating body 9, a fixing column 10, a sliding block 11, a fixed thread column 12, a moving frame 13, a thread 14 and a bearing seat 15, wherein the motor 2 and the sliding frame 5 are respectively fixed at the top of the base 1, the sliding groove 6 penetrates through the outer surface of the sliding frame 5, the connecting rod 7 penetrates through the outer surface of the sliding groove 6, the moving rod 8 is fixed at one end of the connecting rod 7, the output end of the motor 2 is connected with the rotating shaft 4 through the shaft coupling seat 3, the bearing seats 15 are respectively sleeved at two ends of the outer surface of the rotating shaft 4, the outer surface of each bearing seat 15 is connected with the sliding frame 5 through the fixing column 10, the moving frame 13 is sleeved in the middle of the outer surface of the rotating shaft 4, the thread 14 is fixed, and the outer surface of the movable frame 13 is connected with one end of the connecting rod 7 far away from the movable rod 8, one side of the movable frame 13 is fixed with a fixed threaded column 12 positioned on the outer surface of the rotating shaft 4, one end of the rotating shaft 4 far away from the motor 2 is connected with a rotating machine body 9, and the rotating machine body 9 is connected with an external fan blade.

Referring to fig. 1-4, the two bearing seats 15 are symmetrically disposed about the center line of the longitudinal axis of the rotating shaft 4, so as to improve the stability of the rotating shaft 4, and the base 1 is made of rubber, so that the base 1 has a shock-absorbing function.

Referring to fig. 1 to 4, the inner diameter of the movable frame 13 is larger than the diameter of the rotating shaft 4, and the movable frame 13 is in threaded connection with the fixed threaded column 12 through the thread 14, so that the movable frame 13 can be fixed with the fixed threaded column 12 through the thread 14, and the diameter of the fixed threaded column 12 is gradually increased along the direction of the rotating body 9, so that the braking device can gradually decelerate to stop the rotating shaft 4 during braking.

Referring to fig. 1-3, the movable frame 13 is slidably connected to the inner wall of the sliding frame 5 through the sliding block 11, such that the movable frame 13 can slide on the inner wall of the sliding frame 5 through the sliding block 11.

The working principle is as follows: firstly, the worker installs the device, when the fan generator is in operation, because the motor 2 is connected with the rotating shaft 4 through the shaft coupling seat 3, thereby improving the stability of the rotating shaft 4, and because the two bearing seats 15 are symmetrically arranged by taking the longitudinal axis central line of the rotating shaft 4 as the center, the head and the tail of the rotating shaft 4 are sleeved by the bearing seats 15, so that the rotating shaft 4 is less prone to generate vibration in the operation and rotation process, and when the fan generator needs to be braked and stopped, the worker can move the connecting rod 7 on the sliding chute 6 through the moving rod 8, thereby moving the moving frame 13 fixed with the connecting rod 7, and the moving frame 13 can move on the inner wall of the sliding frame 5 through the sliding block 11, thereby improving the stability when the moving frame 13 moves, and because the fixed threaded column 12 is positioned at one side of the moving frame 13, when the thread 14 on the inner wall of the moving frame 13 is contacted with the fixed threaded column 12, because the fixed threaded column 12 can rotate along with the rotation of the rotating shaft 4, the fixed threaded column 12 enables the moving frame 13 to approach the moving frame through the threads 14, and the diameter of the fixed threaded column 12 is gradually increased along the direction of the rotating body 9, so that the friction force between the fixed threaded column 12 and the moving frame 13 is gradually increased, the rotating speed of the rotating shaft 4 is gradually reduced, and finally the fixed threaded column 12 is fixed by the moving frame 13, so that the rotating shaft 4 stops rotating, and a worker can maintain the wind driven generator conveniently.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a aerogenerator's brake equipment, includes base (1), motor (2) and rotatory organism (9), its characterized in that: the top of the base (1) is respectively fixed with a motor (2) and a sliding frame (5), the outer surface of the sliding frame (5) penetrates through a sliding chute (6), the outer surface of the sliding chute (6) penetrates through a connecting rod (7), one end of the connecting rod (7) is fixed with a moving rod (8), the output end of the motor (2) is connected with a rotating shaft (4) through a shaft coupling seat (3), bearing seats (15) are sleeved at two ends of the outer surface of the rotating shaft (4), the outer surface of each bearing seat (15) is connected with the sliding frame (5) through a fixing column (10), a moving frame (13) is sleeved in the middle of the outer surface of the rotating shaft (4), threads (14) are fixed inside the moving frame (13), sliding blocks (11) located on the inner wall of the sliding frame (5) are fixed at the bottom and the top of the moving frame (13), and the outer surface of the moving frame (13) is connected with one end, far away from the moving rod (8), of the, one side of the movable frame (13) is fixed with a fixed threaded column (12) positioned on the outer surface of the rotating shaft (4), and one end of the rotating shaft (4) far away from the motor (2) is connected with a rotating machine body (9).

2. The brake device of the wind power generator as claimed in claim 1, wherein: the two bearing blocks (15) are symmetrically arranged by taking the center line of the longitudinal axis of the rotating shaft (4) as the center.

3. The brake device of the wind power generator as claimed in claim 1, wherein: the base (1) is made of rubber.

4. The brake device of the wind power generator as claimed in claim 1, wherein: the inner diameter of the movable frame (13) is larger than that of the rotating shaft (4), and the movable frame (13) is in threaded connection with the fixed threaded column (12) through threads (14).

5. The brake device of the wind power generator as claimed in claim 1, wherein: the movable frame (13) is connected with the inner wall of the sliding frame (5) in a sliding mode through the sliding block (11).

6. The brake device of the wind power generator as claimed in claim 1, wherein: the diameter of the fixed threaded column (12) is gradually increased along the direction of the rotary machine body (9).