CN214887463U

CN214887463U - Brake device of wind driven generator

Info

Publication number: CN214887463U
Application number: CN202120200408.9U
Authority: CN
Inventors: 周岳
Original assignee: China Energy United Beijing Power Co ltd
Current assignee: China Energy United Beijing Power Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-26
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a aerogenerator's brake equipment, including unable adjustment base, unable adjustment base's top is fixed with the dead lever, the dead lever is kept away from unable adjustment base's one end is fixed with first box body, the inside of first box body is fixed with the generator main part, the one end of generator main part is fixed with first dwang, first dwang is kept away from the one end of generator main part is fixed with gear reducer, gear reducer keeps away from the one end of first dwang is fixed with the second dwang, the second dwang is kept away from gear reducer's one end is fixed with the rotation fan. Has the advantages that: through a series of improvements, the device can play the stable speed limit braking effect effectively to the generator, plays the effect of protection, and the device has certain radiating effect, prevents effectively that the continuous heat that the brake produced from causing the damage to the device.

Description

Brake device of wind driven generator

Technical Field

The utility model relates to a wind power generation field particularly, relates to a aerogenerator's brake equipment.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current.

In the actual working process of the wind driven generator, when the capacity of the storage battery is saturated or the wind power exceeds the design load, the wind driven generator needs to be turned off in order to avoid damage of the generator, particularly when the capacity of the storage battery is saturated, the working mechanism is a brake, but the brake of the existing device is not stable enough, and the effective speed-limiting brake effect on the generator cannot be achieved.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a aerogenerator's brake equipment possesses the advantage that can play stable speed limit braking effect effectively to the generator, and then solves prior art's problem.

(II) technical scheme

For realizing the above-mentioned advantage that can play stable speed limit brake effect effectively to the generator, the utility model discloses a concrete technical scheme as follows:

a brake device of a wind driven generator comprises a fixed base, wherein a fixed rod is fixed at the top end of the fixed base, a first box body is fixed at one end, away from the fixed base, of the fixed rod, a generator main body is fixed inside the first box body, a first rotating rod is fixed at one end of the generator main body, a gear reducer is fixed at one end, away from the generator main body, of the first rotating rod, a second rotating rod is fixed at one end, away from the gear reducer, of the gear reducer, a rotating fan is fixed at one end, away from the gear reducer, of the first box body, a brake mechanism is fixed at one end, away from the generator main body, of the first box body, the brake mechanism comprises a second box body, a first motor, a first rotating shaft, a worm wheel, a second rotating shaft, a worm, a fixed plate and a fixed seat, the first motor is fixed at one end inside the second box body, the output of first motor is fixed with first axis of rotation, first axis of rotation is kept away from the week side of first motor one end is fixed with the worm wheel, the inside top of second box body and bottom all are connected with the second axis of rotation through the bearing rotation, the second axis of rotation is close to first motor one end is located the position of worm wheel is fixed with the worm, the second axis of rotation is kept away from the equal swing joint in both sides of worm one end week side has the fixed plate, one side of fixed plate is fixed with the fixing base.

Furthermore, the second axis of rotation is kept away from the both sides equipartition of one end week side of worm has seted up the screw thread, just the fixed plate with the second axis of rotation passes through threaded connection.

Furthermore, a fixing groove is formed in one side, away from the fixing plate, of the fixing seat.

Furthermore, the volume of the fixing groove is matched with the volume of the second rotating rod.

Furthermore, a second motor is uniformly distributed and fixed at the bottom end inside the second box body, and fan blades are fixed at the output end of the second motor.

Furthermore, the thread directions of two sides of the second rotating shaft, which are far away from the circumferential side surface of one end of the worm, are opposite.

(III) advantageous effects

Compared with the prior art, the utility model provides a aerogenerator's brake equipment possesses following beneficial effect:

(1) the wind power blows the rotating fan to rotate, and then drives the second rotating rod to rotate, the rotating proportion between the second rotating rod and the first rotating rod can be adjusted through the gear reducer, the generator main body can conveniently generate electricity, a first motor is fixed at one end inside the second box body, the first motor can drive the first rotating shaft fixed at the output end of the first motor to rotate, a worm wheel fixed on the peripheral side surface of one end of the first rotating shaft far away from the first motor can rotate along with the first rotating shaft, the worm wheel is connected with a worm fixed at the position of one end of the second rotating shaft close to the first motor, which is positioned at the worm wheel, through meshing, therefore, the second rotating shaft can rotate, so that the fixing plate movably connected with two sides of the circumferential side surface of the end of the worm away from the second rotating shaft can drive the fixing seat fixed on one side of the second rotating shaft to move, and the second rotating shaft is slowly contacted and fixed with the circumferential side surface of the second rotating shaft to perform braking action.

(2) The utility model discloses a worm one end week side both sides were seted up screw thread, the both sides equipartition of worm one end week side is kept away from to the second axis of rotation is seted up threadedly, the fixed plate of being convenient for can be connected through rotating with the second axis of rotation, the fixed slot has been seted up to one side that the fixed plate was kept away from to the fixing base, the volume of fixed slot and the volume phase-match of second dwang, the device of being convenient for can carry out more effectual brake work, the inside bottom equipartition of second box body is fixed with the second motor, the second motor can drive its fixed flabellum of output and rotate, discharge the heat that the inside brake work of second box body produced, the life of extension fixture effectively, the screw thread opposite direction that worm one end week side both sides were seted up is kept away from to the second axis of rotation, the fixed plate of being convenient for can move towards opposite direction.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a brake device of a wind turbine generator according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structural view of a first box body of a brake device of a wind driven generator according to an embodiment of the present invention;

fig. 3 is a schematic longitudinal sectional structural view of a second box body of a brake device of a wind driven generator according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional structural view of a second box of a brake device of a wind driven generator according to an embodiment of the present invention.

In the figure:

1. a fixed base; 2. fixing the rod; 3. a first case; 4. a generator main body; 5. a first rotating lever; 6. a gear reducer; 7. a second rotating lever; 8. rotating the fan; 9. a brake mechanism; 10. a second box body; 11. a first motor; 12. a first rotating shaft; 13. a worm gear; 14. a second rotating shaft; 15. a worm; 16. a fixing plate; 17. a fixed seat; 18. fixing grooves; 19. a second motor; 20. a fan blade.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a aerogenerator's brake equipment.

Referring to the drawings and the detailed description, as shown in fig. 1-4, a brake device of a wind power generator according to an embodiment of the present invention includes a fixing base 1, a fixing rod 2 is fixed on a top end of the fixing base 1, a first box body 3 is fixed on an end of the fixing rod 2 away from the fixing base 1, a generator main body 4 is fixed inside the first box body 3, a first rotating rod 5 is fixed on an end of the generator main body 4, a gear reducer 6 is fixed on an end of the first rotating rod 5 away from the generator main body 4, a second rotating rod 7 is fixed on an end of the gear reducer 6 away from the first rotating rod 5, a rotating fan 8 is fixed on an end of the second rotating rod 7 away from the gear reducer 6, and a brake mechanism 9 is fixed on an end of the first box body 3 away from the generator main body 4, brake mechanism 9 includes second box body 10, first motor 11, first axis of rotation 12, worm wheel 13, second axis of rotation 14, worm 15, fixed plate 16 and fixing base 17, the inside one end of second box body 10 is fixed with first motor 11, the output of first motor 11 is fixed with first axis of rotation 12, first axis of rotation 12 is kept away from the week side of first motor 11 one end is fixed with worm wheel 13, the inside top of second box body 10 and bottom all are connected with second axis of rotation 14 through the bearing rotation, second axis of rotation 14 is close to first motor 11 one end is located the position of worm wheel 13 is fixed with worm 15, second axis of rotation 14 is kept away from the equal swing joint in both sides of the week side of worm 15 one end has fixed plate 16, one side of fixed plate 16 is fixed with fixing base 17.

Through the technical scheme of the utility model, the wind blows the rotating fan 8 to rotate, and then drives the second rotating rod 7 to rotate, the rotating proportion between the second rotating rod 7 and the first rotating rod 5 can be adjusted through the gear reducer 6, so as to facilitate the power generation of the generator main body 4, one end inside the second box body 10 is fixed with the first motor 11, the first motor 11 can drive the first rotating shaft 12 fixed at the output end thereof to rotate, the worm wheel 13 fixed at the side surface of the first rotating shaft 12 far away from one end of the first motor 11 can rotate along with the first rotating shaft, the worm wheel 13 is connected with the worm 15 fixed at the position of the second rotating shaft 14 near the worm wheel 13 at one end of the first motor 11 through meshing, so that the second rotating shaft 14 can rotate, so that the fixing plate 16 movably connected with both sides of the second rotating shaft 14 far away from one side surface of the worm 15 can drive the fixing seat 17 fixed at one side thereof to move, and is gradually fixed in contact with the peripheral surface of the second rotating lever 7 to perform a braking operation.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

Referring to fig. 1-4, two sides of the second rotating shaft 14, which are away from the circumferential side of the worm 15, are uniformly provided with threads, the fixing plate 16 is connected with the second rotating shaft 14 through the threads, one side of the fixing seat 17, which is away from the fixing plate 16, is provided with a fixing groove 18, the volume of the fixing groove 18 is matched with the volume of the second rotating shaft 7, the bottom end of the inside of the second box body 10 is uniformly provided with a second motor 19, the output end of the second motor 19 is fixed with fan blades 20, and the directions of the threads formed on two sides of the circumferential side of the second rotating shaft 14, which is away from the worm 15, are opposite.

Through the above scheme of the utility model, the two sides of the circumferential side surface of the second rotating shaft 14 far away from one end of the worm 15 are evenly provided with screw threads, and fixed plate 16 and second axis of rotation 14 pass through threaded connection, it can be connected through rotating with second axis of rotation 14 to be convenient for fixed plate 16, fixed slot 18 has been seted up to one side that fixed plate 16 was kept away from to fixing base 17, the volume of fixed slot 18 and the volume phase-match of second dwang 7, the device of being convenient for can carry out more effectual brake work, the bottom equipartition of second box body 10 inside is fixed with second motor 19, second motor 19 can drive its output end fixed flabellum 20 and rotate, discharge the heat that second box body 10 inside brake work produced, the life of extension fixture effectively, the screw thread opposite direction that worm 15 one end week side both sides were seted up is kept away from to second axis of rotation 14, it can remove towards opposite direction to be convenient for fixed plate 16.

To sum up, the wind blows the rotating fan 8 to rotate, and then drives the second rotating rod 7 to rotate, the rotating ratio between the second rotating rod 7 and the first rotating rod 5 can be adjusted through the gear reducer 6, so as to facilitate the power generation of the generator main body 4, the brake mechanism 9 includes a second box 10, a first motor 11, a first rotating shaft 12, a worm wheel 13, a second rotating shaft 14, a worm 15, a fixing plate 16 and a fixing seat 17, the first motor 11 is fixed at one end inside the second box 10, the first motor 11 can drive the first rotating shaft 12 fixed at the output end thereof to rotate, the worm wheel 13 fixed at the peripheral side of one end of the first rotating shaft 12 far away from the first motor 11 can rotate along with the first rotating shaft, the worm wheel 13 is connected with the worm 15 fixed at the position of one end of the second rotating shaft 14 close to the worm wheel 13 through meshing, so that the second rotating shaft 14 can rotate, the fixing plate 16 which is movably connected with two sides of the circumferential side surface of one end of the worm 15 away from the second rotating shaft 14 can drive the fixing seat 17 with one fixed side to move and slowly contact and fix with the circumferential side surface of the second rotating rod 7 to perform braking action, two sides of the circumferential side surface of one end of the worm 15 away from the second rotating shaft 14 are uniformly provided with threads, the fixing plate 16 is in threaded connection with the second rotating shaft 14, the fixing plate 16 can be rotatably connected with the second rotating shaft 14, one side of the fixing seat 17 away from the fixing plate 16 is provided with a fixing groove 18, the volume of the fixing groove 18 is matched with the volume of the second rotating rod 7, the device can perform more effective braking operation, the bottom end inside the second box body 10 is uniformly and fixedly provided with a second motor 19, the second motor 19 can drive the fan blade 20 with the fixed output end to rotate, and heat generated by the braking operation inside the second box body 10 is discharged, the service life of the device is effectively prolonged, and the thread directions of the two sides of the peripheral side surface of one end of the second rotating shaft 14, which is far away from the worm 15, are opposite, so that the fixing plate 16 can move in the opposite direction.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The brake device of the wind driven generator is characterized by comprising a fixing base (1), wherein a fixing rod (2) is fixed at the top end of the fixing base (1), the fixing rod (2) is far away from one end of the fixing base (1) and is fixed with a first box body (3), a generator main body (4) is fixed inside the first box body (3), a first rotating rod (5) is fixed at one end of the generator main body (4), a gear reducer (6) is fixed at one end of the generator main body (4) far away from the first rotating rod (5), a second rotating rod (7) is fixed at one end of the first rotating rod (5) far away from the gear reducer (6), a rotating fan (8) is fixed at one end of the second rotating rod (7) far away from the gear reducer (6), a brake mechanism (9) is fixed at one end of the generator main body (4) far away from the first box body (3), the brake mechanism (9) comprises a second box body (10), a first motor (11), a first rotating shaft (12), a worm wheel (13), a second rotating shaft (14), a worm (15), a fixing plate (16) and a fixing seat (17), wherein the first motor (11) is fixed at one end inside the second box body (10), the first rotating shaft (12) is fixed at the output end of the first motor (11), the worm wheel (13) is fixed at the peripheral side face of one end of the first motor (11) far away from the first rotating shaft (12), the top end and the bottom end inside the second box body (10) are both rotatably connected with the second rotating shaft (14) through bearings, the second rotating shaft (14) is close to the position, located at the worm wheel (13), of one end of the first motor (11) and is fixed with the worm wheel (15), the fixing plate (16) is movably connected at two sides of one peripheral side face of the worm (15) far away from the second rotating shaft (14), and a fixed seat (17) is fixed on one side of the fixed plate (16).

2. The brake device of the wind driven generator according to claim 1, wherein the second rotating shaft (14) is provided with threads on both sides of the circumferential side surface of one end of the worm (15), and the fixing plate (16) is connected with the second rotating shaft (14) through the threads.

3. The braking device of the wind power generator as claimed in claim 1, wherein a fixing groove (18) is formed on one side of the fixing seat (17) far away from the fixing plate (16).

4. A wind power generator brake device according to claim 3, wherein the volume of the fixing groove (18) matches the volume of the second rotating shaft (7).

5. The brake device of the wind driven generator according to claim 1, wherein a second motor (19) is uniformly fixed at the bottom end inside the second box body (10), and fan blades (20) are fixed at the output end of the second motor (19).

6. A brake device for a wind power generator according to claim 2, wherein the threads formed on both sides of the circumferential side of the second rotary shaft (14) away from the worm (15) are opposite.