CN219035445U

CN219035445U - Damping mechanism of wind generating set

Info

Publication number: CN219035445U
Application number: CN202223371091.9U
Authority: CN
Inventors: 柳敬荣
Original assignee: Shandong Qihua Gongchuang Technology Co ltd
Current assignee: Shandong Qihua Gongchuang Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-16
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of wind power generation and discloses a damping mechanism of a wind power generator set, which comprises a shell, wherein a generator set and a rotating rod fixedly installed with a power input end of the generator set are arranged on the inner side of the shell, a first damping component is arranged below the generator set, a second damping component is arranged on the lower side of the generator set, the second damping component is positioned in the middle of the lower side of the generator set, and a first supporting plate is arranged on the lower sides of the first damping component and the second damping component; the peripheral cover of bull stick is equipped with third damper, and third damper below is equipped with the second backup pad, and second backup pad and shell inner wall fixed mounting, and wind generating set is electronic through kinetic energy conversion, consequently the bull stick can produce the noise when rotating to and generating set also can produce vibrations because of the kinetic energy, so need damper noise reduction and vibrations.

Description

Damping mechanism of wind generating set

Technical Field

The utility model relates to the technical field of presses, in particular to a damping mechanism of a wind generating set.

Background

The wind driven generator is an electric power device which converts wind energy into mechanical work and drives a rotor to rotate and finally outputs alternating current. The wind driven generator generally comprises wind wheels, a generator (comprising a device), a direction regulator (tail wing), a tower, a speed limiting safety mechanism, an energy storage device and the like. The working principle of the wind driven generator is simple, the wind wheel rotates under the action of wind force, the kinetic energy of wind is converted into mechanical energy of the wind wheel shaft, and the generator rotates to generate electricity under the drive of the wind wheel shaft.

The utility model discloses a multi-blade wind driven generator and a using method thereof, and relates to the technical field of wind power generation. According to the multi-blade wind driven generator and the use method, through the arrangement of the angle telescopic rods, the inclination angles of the three blade mechanisms are synchronously adjusted, the uniformity of the stress on the surfaces of the blades is guaranteed, so that the blades can be effectively rotated under wind power transmission, the blades can be adjusted to the corresponding angles according to the real-time wind speed, the utilization efficiency of wind energy is increased, the length telescopic rods are controlled to shrink, the length of the blades is reduced, the device can be used in strong wind, when the wind speed is slower, the length of the blades is prolonged, the purpose of increasing the length of the blades is achieved, the stable continuous power generation of the device is guaranteed, the cleaning sleeve is arranged, the vibration of the secondary blades can be effectively reduced, the service life of the device is guaranteed, and the utilization efficiency of wind energy is further improved.

Along with the rapid development of wind power, the big disadvantage of wind power noise also emerges, and the working principle of the wind turbine generator set is that a turbine blade rotates to drive a gear to mechanically rotate, so that electric power is generated. However, in the process of mutual engagement of gears, the generator set can generate huge vibration, so that huge noise is generated, infrasonic waves are generated, and the damage to the body is large, so that it is necessary to design a wind generating set damping mechanism capable of reducing the vibration of the generator set and reducing the noise generated by rotating a rotating rod of a turbine fan.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a damping mechanism of a wind generating set, which has the advantages of reducing the vibration of the generating set and reducing the noise generated by rotating a rotating rod of a turbine fan, and solves the problems of larger vibration of the generating set and larger noise of the rotating rod of the turbine fan.

(II) technical scheme

In order to achieve the purpose that the generator set has larger vibration and larger noise of a rotating rod for rotating a turbine fan, the utility model provides the following technical scheme: the damping mechanism of the wind generating set comprises a shell, a generating set and a rotating rod fixedly installed with a power input end of the generating set are arranged on the inner side of the shell, a first damping component is arranged below the generating set, a second damping component is arranged on the lower side of the generating set, the second damping component is located in the middle of the lower side of the generating set, and a first supporting plate is arranged on the lower sides of the first damping component and the second damping component; the bull stick periphery cover is equipped with third damper, third damper below is equipped with the second backup pad, and second backup pad and shell inner wall fixed mounting, and wind generating set is electronic through kinetic energy conversion, consequently the bull stick can produce the noise when rotating to and generating set also can produce vibrations because of the kinetic energy, so need damper noise reduction and vibrations.

Preferably, the third damper assembly includes: the first shock-absorbing column, first shock-absorbing column cover is established at the bull stick periphery, and first shock-absorbing column overcoat is equipped with the sleeve, and wherein sleeve and first shock-absorbing column all adopt memory metal to make, and the shock-absorbing column can reduce the produced noise of bull stick, and the sleeve is the medium between shock-absorbing column and the first backup pad, can produce heat when the bull stick rotates, and memory metal can make the shock-absorbing column resume the original state when the device is calm.

Preferably, the connector, damping ring and shock pad, generating set's downside is equipped with the spliced pole, the inboard at first damper is installed to the damping ring, the middle part at the damping ring is installed to the shock pad, the connector uses with the spliced pole cooperation, and the spliced pole is fixed connection with generating set, and first damper can be with the spliced pole tightly entanglement make generating set more stable.

Preferably, the inboard of first damper is equipped with the screw rod, the one end of screw rod is equipped with the nut, the inboard of nut is equipped with the nut, the diameter of connector is about to be less than the diameter of spliced pole, first damper passes through the screw rod cover in the outside of spliced pole, the nut is used for fixed first damper, and the screw rod runs through first damper, and first damper can open and shut, and the cooperation between nut and the screw rod can make first damper tightly fix at the spliced pole periphery, and the setting of nut also convenient messenger first damper lifts off.

Preferably, the second shock absorbing assembly includes: damping spring, telescopic link, second shock strut and connector, the inboard at second damper is installed to the second shock strut, the inboard at second damper is installed to the telescopic link, damping spring installs the periphery at the telescopic link, the connector is installed in the one end of telescopic link to with damping spring connects, when first damper is not hard up, second damper can be firmly stable generator set, makes its effect of vibrations reduce, is equivalent to generator set damper's second line of defense.

Preferably, the connector is fixedly connected with the generator set, the force generated by deformation of the damping spring during the operation of the generator set is stable in the shell, the damping spring can elastically deform during the fixed connection of the connector and the generator set, so that the deformation generates force, and the force can enable the generator set to be more stable through the connector.

(III) beneficial effects

Compared with the prior art, the utility model provides the damping mechanism of the wind generating set, which has the following beneficial effects: according to the damping mechanism of the wind generating set, the third damping component is sleeved on the periphery of the rotating rod, so that noise generated by the rotating rod can be reduced; the first damper is sleeved on the periphery of the connecting column, so that the vibration effect generated by the generator set is reduced, the nut is possibly loosened because the generator set can vibrate, and the vibration effect of the generator set is reduced because of the elastic deformation generated by the damper spring by the second damper, so that the damping effect is achieved.

Drawings

FIG. 1 is a plan cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a perspective view of a third damper assembly according to the present utility model;

FIG. 3 is a perspective view of a first shock absorbing assembly of the present utility model;

FIG. 4 is a plan cross-sectional view of a first damper assembly according to the present utility model;

figure 5 is a plan cross-sectional view of a second damper assembly of the present utility model.

In the figure: 1. a housing; 2. a generator set; 3. a rotating rod; 4. a first shock absorbing assembly; 5. a first support plate; 6. a second shock absorbing assembly; 7. a second support plate; 8. a third shock absorbing assembly; 9. a sleeve; 10. a screw; 11. a shock-absorbing column; 12. a connection port; 13. a shock-absorbing ring; 14. a shock pad; 15. a connector; 16. a damping spring; 17. a telescopic rod; 18. a second shock strut; 19. a screw cap; 20. and (5) connecting the columns.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1-5, a damping mechanism of a wind generating set comprises a housing 1, wherein a generating set 2 and a rotating rod 3 fixedly installed with a power input end of the generating set 2 are arranged on the inner side of the housing 1, a first damping component 4 is arranged below the generating set 2, a second damping component 6 is arranged on the lower side of the generating set 2, the second damping component 6 is positioned in the middle of the lower side of the generating set 2, and a first supporting plate 5 is arranged on the lower sides of the first damping component 4 and the second damping component 6; the peripheral cover of bull stick 3 is equipped with third damper 8, and third damper 8 below is equipped with second backup pad 7, and second backup pad 7 and shell 1 inner wall fixed mounting, and third damper includes: the first shock-absorbing column 11, the first shock-absorbing column 11 cover is established at bull stick 3 periphery, and first shock-absorbing column 11 overcoat is equipped with sleeve 9, wherein sleeve 9 and first shock-absorbing column 11 all adopt memory metal to make, aerogenerator converts into electronic through kinetic energy, consequently bull stick 3 can produce the noise when rotating, the noise that bull stick 3 produced can be reduced to shock-absorbing column 11, sleeve 9 is the medium between shock-absorbing column 11 and first backup pad 5, can produce the heat when bull stick 3 rotates, memory metal can make shock-absorbing column 11 restore to the original state when the device is calm.

Embodiment two:

referring to fig. 1-5, a damping mechanism of a wind generating set comprises a housing 1, wherein a generating set 2 and a rotating rod 3 fixedly installed with a power input end of the generating set 2 are arranged on the inner side of the housing 1, a first damping component 4 is arranged below the generating set 2, a second damping component 6 is arranged on the lower side of the generating set 2, the second damping component 6 is positioned in the middle of the lower side of the generating set 2, and a first supporting plate 5 is arranged on the lower sides of the first damping component 4 and the second damping component 6; the peripheral cover of bull stick 3 is equipped with third damper 8, and third damper 8 below is equipped with second backup pad 7, and second backup pad 7 and shell 1 inner wall fixed mounting, and first damper 4 includes: connector 12, shock-absorbing ring 13 and shock pad 14, the downside of generating set 2 is equipped with the spliced pole, the inboard at first damper 4 is installed to shock-absorbing ring 13, the middle part at shock-absorbing ring 13 is installed to shock-absorbing pad 14, connector 12 and spliced pole cooperation are used, generating set 2 also can produce vibrations because of kinetic energy, so need damper noise reduction and vibrations, spliced pole 20 and generating set 2 are fixed connection, first damper can make generating set 2 more stable with the tight cover of spliced pole 20, screw rod 10 runs through first damper 4, first damper 4 can open and shut, the cooperation between nut 19 and screw rod 10 can make first damper 4 tightly fixed at spliced pole 20 periphery, the setting of nut 19 also conveniently makes first damper 4 lift off, second damper 6 includes: the damping spring 16, the telescopic link 17, the second shock strut 18 and connector 15, the inboard at second damper 6 is installed to the second damper 18, the inboard at second damper 18 is installed to telescopic link 17, the periphery at telescopic link 17 is installed to damping spring 16, the connector 15 is installed in the one end of telescopic link 17, and be connected with damping spring 16, connector 15 and generating set 2 are fixed connection, the power that produces through damping spring 16 deformation when generating set 2 during operation, make its stable inside shell 1, when first damper 4 is not hard up, second damper 6 can firmly stabilize generating set 2, make its effect of vibrations reduce, be equivalent to generating set 2 damper's second line, damping spring 16 can take place elastic deformation when connector 15 and generating set 2 fixed connection, consequently, can take place deformation to produce the power, the power can make generating set 2 more stable through the connector.

Working principle: the turbine fan is blown by wind force, the turbine fan drives the rotating rod 3 to rotate, noise is generated when the rotating rod 3 rotates, the third damping group 8 is sleeved on the periphery of the rotating rod 3, the noise generated when the rotating rod 3 rotates can be effectively reduced, the damping column 11 can generate heat after long-time rotation, therefore, the damping column 11 is made of memory metal materials, and when the temperature is too high and the device does not work, the damping column 11 can be restored to an initial shape, so that the noise reduction purpose is achieved; the bull stick 3 rotates and still can drive generating set 2 vibrations, and nut 19 can make the tight cover of first damper 4 establish in the periphery of spliced pole 20 to this reduces generating set 2's vibrations, thereby reaches the absorbing effect, and if nut 19 becomes flexible leads to first damper 4 not hard up, second damper 6 can reduce generating set 2's vibrations effect through the deformation force that damper spring 16 takes place to deform, thereby indirect reach the shock attenuation purpose.

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

Claims

1. The utility model provides a wind generating set damper, includes shell (1), shell (1) inboard is equipped with generating set (2) to and generating set (2) power input end fixed mounting's bull stick (3), its characterized in that: the power generation device is characterized in that a first damping component (4) is arranged below the power generation unit (2), a second damping component (6) is arranged on the lower side of the power generation unit (2), the second damping component (6) is located in the middle of the lower side of the power generation unit (2), and a first supporting plate (5) is arranged on the lower sides of the first damping component (4) and the second damping component (6);

the periphery of the rotating rod (3) is sleeved with a third damping component (8), a second supporting plate (7) is arranged below the third damping component (8), and the second supporting plate (7) is fixedly arranged on the inner wall of the shell (1).

2. A wind generating set damper mechanism as defined in claim 1, wherein said third damper assembly comprises:

the first shock-absorbing column (11), first shock-absorbing column (11) cover is established in bull stick (3) periphery, and first shock-absorbing column (11) overcoat is equipped with sleeve (9), and wherein sleeve (9) all adopt memory metal to make with first shock-absorbing column (11).

3. A wind power unit damper mechanism according to claim 1, wherein the first damper assembly (4) comprises:

connector (12), shock attenuation ring (13) and shock pad (14), the downside of generating set (2) is equipped with the spliced pole, the inboard at first damper (4) is installed to shock attenuation ring (13), the middle part at shock attenuation ring (13) is installed to shock pad (14), connector (12) and spliced pole cooperation are used.

4. A wind generating set damper mechanism according to claim 3, wherein: the inside of first damper (4) is equipped with screw rod (10), the one end of screw rod (10) is equipped with nut (19), the inboard of nut (19) is equipped with the nut, the diameter of connector (12) is less than the diameter of spliced pole, first damper (4) cover is in the outside of spliced pole through screw rod (10), nut (19) are used for fixed first damper (4).

5. A wind power unit damper mechanism according to claim 1, wherein the second damper assembly (6) comprises:

damping spring (16), telescopic link (17), second shock strut (18) and connector (15), the inboard at second damper (6) is installed to second shock strut (18), the inboard at second shock strut (18) is installed to telescopic link (17), damping spring (16) are installed in the periphery of telescopic link (17), one end at telescopic link (17) is installed to connector (15) to be connected with damping spring (16).

6. The wind generating set damping mechanism as recited in claim 5, wherein: the connector (15) is fixedly connected with the generator set (2).