CN213929276U

CN213929276U - Damping device for wind generating set

Info

Publication number: CN213929276U
Application number: CN202022285542.1U
Authority: CN
Inventors: 卫振海
Original assignee: Guodian Henan New Energy Co ltd
Current assignee: Guodian Henan New Energy Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-08-10
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a damping device for a wind generating set, which comprises a wind generating set body, the bottom of the wind generating set body is connected with a generator base, the bottom of the generator base is connected with a buffering damping device, the buffering damping device comprises a damping box, a buffering damping cavity is arranged in the damping box, two sides of the surface of the damping plate are connected with buffering columns, the tops of the buffering columns are fixedly connected with the bottom of the generator base, two sides of the bottom of the damping plate are connected with hinged bases, the hinged bases are connected with connecting rods, the lower side of each connecting rod is connected with a pulley, two sides of the bottom of the buffering damping cavity are provided with placing grooves, first springs are arranged in the placing grooves, the free ends of the first springs are connected with push plates, two sides of the bottom of the damping plate are connected with damping sleeves, inverted T-shaped push rods are connected in the damping sleeves, the bottom of the fixing sleeves is connected with a fixing mounting plate, the surface of the fixing mounting plate is connected with a second spring, a third spring is arranged in the fixed sleeve, and the free end of the third spring is connected with the bottom of the inverted T-shaped push rod.

Description

Damping device for wind generating set

Technical Field

The utility model belongs to the technical field of damping device, concretely relates to a damping device for wind generating set.

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. Wind driven generator generally has the wind wheel, the generator (including the device), transfer to ware (the fin), the pylon, components such as speed limit safety mechanism and energy memory constitute, wind driven generator's theory of operation is fairly simple, the wind wheel rotates under the effect of wind force, it converts the kinetic energy of wind into the mechanical energy of wind wheel axle, the generator is rotatory electricity generation under the drive of wind wheel axle, but current wind driven generator is when generating electricity the use, the shock attenuation effect is poor, can make fixings such as fixing bolts subaerial produce not hard up in long-time use, cause holistic slope even, thereby influence wind driven generator's use, and current generating set is at the operation in-process, because the vibrations that its self operation produced can influence the use of each part on the generating set, the life of generator has been reduced.

SUMMERY OF THE UTILITY MODEL

To the problem that the above-mentioned background art provided, the utility model aims at: aiming at providing a damping device for a wind generating set.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

a damping device for a wind generating set comprises a wind driven generator body, wherein a generator base is connected to the bottom of the wind driven generator body, a generator set is installed in the generator base, a buffering damping device is connected to the bottom of the generator base and comprises a damping box, a buffering damping cavity is arranged inside the damping box, guide rods are connected to two sides of the top of the buffering damping cavity, a fixing plate is connected to the bottom of each guide rod and is installed on the side face of the buffering damping cavity, the guide rods are slidably connected with guide sleeves, the guide sleeves are connected with connecting blocks, a buffer plate is connected between the connecting blocks on two sides, buffer columns are connected to two sides of the surface of the buffer plate, the tops of the buffer columns are fixedly connected with the bottom of the generator base, hinged seats are connected to two sides of the bottom of the buffer plate and are connected with connecting rods, the utility model discloses a damping device, including connecting rod, buffer damping chamber, buffer sleeve, damping cover, connecting rod downside is connected with the pulley, buffer damping chamber bottom both sides are equipped with the standing groove, install first spring in the standing groove, the free end of first spring is connected with the push pedal, the push pedal contacts with the pulley, buffer plate bottom both sides are connected with the damping sleeve, the damping sleeve is interior concave structure setting, be connected with the shape of falling T push rod in the damping sleeve, the damping sleeve is connected with fixed cover in, fixed cover bottom is connected with fixed mounting panel, fixed mounting panel surface is connected with the second spring, the free end and the damping sleeve bottom of second spring are connected, install the third spring in the fixed cover, the free end and the shape of falling T push rod bottom of third spring are connected.

Further defined, the first spring, the second spring and the third spring are the same in size and model. Such a structural design facilitates customization and installation.

Further limited, the surface of the pulley is sleeved with a rubber sleeve. The structural design makes the pulley more durable.

Further limiting, U-shaped fixing and protecting blocks are connected to the upper side and the lower side inside the generator base, and the generator set is installed in the U-shaped fixing and protecting blocks. The structural design has the effect of protecting and fixing the generator set.

Further inject, aerogenerator body bottom fixedly connected with mounting disc, the mounting disc is equipped with a plurality of through-holes, the through-hole in-connection has locking screw, the aerogenerator body passes through locking screw fixed mounting on the generator frame, the aerogenerator body is connected with the department with the mounting disc and is connected with a plurality of triangle-shaped bosses. The structure design makes the installation fixed and the connection more stable.

Compared with the prior art, the utility model, its beneficial effect lies in: this use is novel uses through the cooperation of first spring, second spring and third spring, very big vibrations power that has slowed down generator set and aerogenerator body and has brought, has improved the stability of aerogenerator body installation.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural diagram of a damping device for a wind turbine generator system according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure view of a damping device for a wind turbine generator system according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of a damping device for a wind generating set according to an embodiment of the present invention;

the main element symbols are as follows:

the wind driven generator comprises a wind driven generator body 1, a generator base 2, a generator set 3, a buffer damping device 4, a damping box 5, a buffer damping cavity 6, a guide rod 7, a fixing plate 8, a guide sleeve 9, a connecting block 10, a buffer plate 11, a buffer column 12, a hinged seat 13, a connecting rod 14, a pulley 15, a placing groove 16, a first spring 17, a push plate 18, a damping sleeve 19, an inverted T-shaped push rod 20, a fixing sleeve 21, a fixing mounting plate 22, a second spring 23, a third spring 24, a U-shaped fixing protection block 25, a mounting disc 26, a through hole 27 and a triangular reinforcing block 28.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in figures 1-3, the utility model relates to a damping device for a wind generating set, the bottom of a wind generator body 1 is connected with a generator base 2, a generator set 3 is arranged in the generator base 2, the bottom of the generator base 2 is connected with a buffering damping device 4, the buffering damping device 4 comprises a damping box 5, a buffering damping cavity 6 is arranged in the damping box 5, two sides of the top of the buffering damping cavity 6 are connected with guide rods 7, the bottom of the guide rods 7 is connected with a fixed plate 8, the fixed plate 8 is arranged at the side of the buffering damping cavity 6, the guide rods 7 are slidably connected with a guide sleeve 9, the guide sleeve 9 is connected with a connecting block 10, a buffer plate 11 is connected between the connecting blocks 10 at two sides, two sides of the surface of the buffer plate 11 are connected with buffer columns 12, the top of the buffer columns 12 is fixedly connected with the bottom of the generator base 2, two sides of the bottom of the buffer plate 11 are connected with hinged seats 13, articulated seat 13 is connected with connecting rod 14, connecting rod 14 downside is connected with

pulley

15, 6 bottom both sides of buffering shock attenuation chamber are equipped with standing groove 16, install first spring 17 in the standing groove 16, the free end of first spring 17 is connected with push pedal 18, push pedal 18 contacts with

pulley

15, 11 bottom both sides of buffer board are connected with damper housing 19, damper housing 19 is the setting of interior concave structure, 19 in-connection of damper housing have down T shape push rod 20, 19 in-connection of damper housing have fixed cover 21, fixed cover 21 bottom is connected with fixed mounting panel 22, fixed mounting panel 22 surface is connected with second spring 23, the free end of second spring 23 is connected with 19 bottoms of damper housing, install third spring 24 in the fixed cover 21, the free end of third spring 24 is connected with 20 bottoms of the T shape push rod that fall.

When the wind driven generator is used, the wind driven generator body 1 rotates under the action of wind power to convert the kinetic energy of the wind into the mechanical energy of the wind wheel shaft, so that the generator set 3 rotates under the driving of the wind wheel shaft to generate electricity, when electricity is generated, the vibration generated by the generator set 3 is transmitted to the buffering and damping device 4, the buffering column 12 moves up and down under the influence of the vibration through the vibration of the generator base 2, the buffering column 12 pushes the buffering plate 11, the buffering plate 11 moves up and down along the guide rods 7 on the two sides, the bottom of the buffering plate 11 pushes the hinged seat 13, the hinged seat 13 presses the connecting rod 14 downwards, the connecting rod 14 pushes the pulley 15, the pulley 15 contacts the pushing plate 18 and applies pressure to the pushing plate 18, the pushing plate 18 extrudes the first spring 17, the buffering plate 11 pushes the damping sleeve 19 while moving downwards, the damping sleeve 19 drives the inverted T-shaped push rod 20 to move downwards along the fixing sleeve 21, so that the damping sleeve 19 extrudes the second spring 23, the inverted-T-shaped push rod 20 extrudes the third spring 24, the first spring 17, the second spring 23 and the third spring 24 are all extruded to deform, and the damping is performed.

The first spring 17, the second spring 23 and the third spring 24 are preferably of the same size. Such a structural design facilitates customization and installation. In fact, other configurations of the first spring 17, the second spring 23, and the third spring 24 may be considered as appropriate.

Preferably, the surface of the pulley 15 is covered with a rubber sleeve. Such a structural design makes the pulley 15 more durable. In fact, other configurations of the pulley 15 are contemplated as the case may be.

Preferably, the upper side and the lower side inside the generator base 2 are connected with U-shaped fixing and protecting blocks 25, and the generator set 3 is arranged in the U-shaped fixing and protecting blocks 25. The structural design has the effect of protecting and fixing the generator set 3. In fact, other structural shapes of the U-shaped fixing protection block can be considered according to specific situations.

Preferably, the bottom of the wind driven generator body 1 is fixedly connected with a mounting disc 26, the mounting disc 26 is provided with a plurality of through holes 27, locking screws are connected in the through holes 27, the wind driven generator body 1 is fixedly mounted on the generator base 2 through the locking screws, and the wind driven generator body 1 and the mounting disc 26 are connected with a plurality of triangular reinforcing blocks 28. The structure design makes the installation fixed and the connection more stable. In fact, other connecting structure shapes of the wind turbine body 1 can be considered according to specific situations.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a damping device for wind generating set, includes aerogenerator body (1), its characterized in that: the wind driven generator is characterized in that a generator base (2) is connected to the bottom of a wind driven generator body (1), a generator set (3) is installed in the generator base (2), a buffering and damping device (4) is connected to the bottom of the generator base (2), the buffering and damping device (4) comprises a damping box (5), a buffering and damping cavity (6) is arranged inside the damping box (5), guide rods (7) are connected to two sides of the top of the buffering and damping cavity (6), a fixing plate (8) is connected to the bottom of each guide rod (7), the fixing plate (8) is installed on the side face of the buffering and damping cavity (6), guide sleeves (9) are slidably connected to the guide rods (7), connecting blocks (10) are connected to the guide sleeves (9), a buffering plate (11) is connected between the connecting blocks (10) on two sides, buffering columns (12) are connected to two sides of the surface of the buffering plate (11), buffer column (12) top and generator base (2) bottom fixed connection, buffer board (11) bottom both sides are connected with articulated seat (13), articulated seat (13) are connected with connecting rod (14), connecting rod (14) downside is connected with pulley (15), buffering shock-absorbing cavity (6) bottom both sides are equipped with standing groove (16), install first spring (17) in standing groove (16), the free end of first spring (17) is connected with push pedal (18), push pedal (18) contact with pulley (15), buffer board (11) bottom both sides are connected with shock attenuation cover (19), shock attenuation cover (19) are the interior concave structure setting, shock attenuation cover (19) in-connection has inverted T shape push rod (20), shock attenuation cover (19) in-connection has fixed cover (21), fixed cover (21) bottom is connected with fixed mounting panel (22), the fixed mounting panel (22) surface connection has second spring (23), the free end of second spring (23) is connected bottom damping sleeve (19), install third spring (24) in fixed cover (21), the free end of third spring (24) is connected bottom T shape push rod (20).

2. A damping device for wind turbine generator systems according to claim 1, characterized in that: the first spring (17), the second spring (23) and the third spring (24) are the same in size and model.

3. A damping device for wind turbine generator systems according to claim 2, characterized in that: the surface of the pulley (15) is sleeved with a rubber sleeve.

4. A damping device for wind turbine generator systems according to claim 3, characterized in that: the U-shaped fixing and protecting blocks (25) are connected to the upper side and the lower side inside the generator base (2), and the generator set (3) is installed in the U-shaped fixing and protecting blocks (25).

5. A damping device for wind turbine generator systems according to claim 4, characterized in that: aerogenerator body (1) bottom fixedly connected with mounting disc (26), mounting disc (26) are equipped with a plurality of through-holes (27), through-hole (27) in-connection has locking screw, aerogenerator body (1) is through locking screw fixed mounting on generator frame (2), aerogenerator body (1) is connected with department with mounting disc (26) and is connected with a plurality of triangle-shaped bosses (28).