CN216200106U

CN216200106U - Vibration reduction support and wind driven generator

Info

Publication number: CN216200106U
Application number: CN202122267736.3U
Authority: CN
Inventors: 杨洋洋; 肖礼志; 李乾坤
Original assignee: Sany Renewable Energy Co Ltd
Current assignee: Sany Renewable Energy Co Ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-04-05
Anticipated expiration: 2031-09-18

Abstract

The utility model provides a vibration damping support and a wind driven generator, and relates to the technical field of wind power, wherein the vibration damping support is used for connecting equipment to be subjected to vibration and/or impact reduction to the wind driven generator and comprises a shell, a connecting plate, a first vibration damping assembly, a second vibration damping assembly and an adapter, wherein the connecting plate, the first vibration damping assembly and the second vibration damping assembly are arranged in the shell, and at least part of the adapter is arranged in the shell; the connecting plate is arranged between the first vibration damping assembly and the second vibration damping assembly, one end of the first vibration damping assembly is abutted against the top end of the shell, and the other end of the first vibration damping assembly is abutted against the connecting plate; one end of the second vibration damping assembly is connected with the connecting plate, the other end of the second vibration damping assembly is connected with the bottom end of the shell, and the bottom end of the shell is suitable for being connected with the main body of the wind driven generator. Vibration and impact which are possibly generated between equipment and a wind driven generator main body are gradually damped and absorbed through the damping support, so that parts are not easy to damage, the whole structure is more stable and safe, and the service life is prolonged.

Description

Vibration reduction support and wind driven generator

Technical Field

The utility model relates to the technical field of wind power, in particular to a vibration reduction support and a wind driven generator.

Background

With the development of the wind power industry in China towards the direction of large megawatts, the vibration and impact problems are more and more obvious and more emphasized, when a plurality of structures and instruments in the wind driven generator, such as an electric control cabinet, a generator and the like, are subjected to overlarge vibration load, the problems of failure of electronic devices, shortened service life of mechanical parts, reduced precision and reliability of equipment and the like are often caused, and irreversible damage is caused in serious cases to cause disastrous results.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the above problems to some extent.

To this end, the utility model provides a vibration-damping mount for connecting a device to be vibration-and/or shock-damped to a wind turbine, comprising a housing, a connecting plate arranged in the housing, a first vibration-damping assembly, a second vibration-damping assembly, and an adapter arranged at least partially in the housing, wherein,

one end of the adapter is connected with the connecting plate, and the other end of the adapter is suitable for being connected with the equipment;

the connecting plate is arranged between the first vibration damping assembly and the second vibration damping assembly, one end of the first vibration damping assembly is abutted against the top end of the shell, and the other end of the first vibration damping assembly is abutted against the connecting plate;

one end of the second vibration damping assembly is connected with the connecting plate, the other end of the second vibration damping assembly is connected with the bottom end of the shell, and the bottom end of the shell is suitable for being connected with the main body of the wind driven generator.

Optionally, be equipped with the joint board on the adapter, the joint board is followed the circumference setting of adapter, the upper end of joint board with the top inner wall butt of casing, the lower extreme of joint board with first damping subassembly butt.

Optionally, first damping subassembly includes the damping piece, the damping piece inlays to be located by the casing, adapter reach in the cavity that the connecting plate constitutes, just the damping piece is made by metal rubber.

Optionally, the vibration damping member is of a ladder-table structure and is matched with the housing, the adapter and the cavity formed by the connecting plates in shape.

Optionally, the first damping assembly further comprises a spring, the spring is sleeved on the adapter and arranged between the adapter and the damping piece, one end of the spring is abutted to the clamping plate, and the other end of the spring is abutted to the connecting plate.

Optionally, the second vibration damping assembly comprises a connecting piece and a vibration damping sleeve made of metal rubber, one end of the connecting piece is connected with the connecting plate, the other end of the connecting piece is connected with the bottom end of the shell, and the vibration damping sleeve is sleeved on the connecting piece and abutted against the connecting plate and the bottom end of the shell.

Optionally, the second vibration reduction assemblies are multiple and evenly distributed between the connecting plate and the bottom end of the housing.

Optionally, the damping piece and/or the damping sleeve are made of metal rubber.

Optionally, the vibration damping support further comprises a base, the base is suitable for being connected to the main body of the wind driven generator, the bottom end of the shell is connected with the base, and the second vibration damping assembly is connected to the base.

Optionally, the damping mount further comprises a damping pad disposed between the base and the housing.

Compared with the prior art, the vibration reduction support provided by the utility model has the following technical effects:

the vibration damping support provided by the utility model can be used for connecting equipment such as an electric control cabinet and a generator waiting for reducing vibration and/or impact to the main body of the wind driven generator through the arranged adapter, and through the arranged first vibration damping assembly and the second vibration damping assembly, vibration and impact generated by equipment and transmitted to the adapter can be transmitted to the first vibration-damping assembly to be damped and absorbed, meanwhile, the connecting plate is arranged between the first vibration damping component and the second vibration damping component, so that vibration and impact can be transmitted to the second vibration damping component through the connecting plate to carry out secondary vibration damping and energy absorption, further, the vibration and impact which are possibly generated between the equipment and the wind driven generator main body are gradually damped and absorbed, the vibration damping and energy absorbing effects are improved, and then protected the equipment of connection on aerogenerator for spare part is not fragile, and overall structure is more stable safe, has prolonged life.

In addition, the utility model provides a wind driven generator which comprises the vibration reduction support.

Compared with the prior art, the technical effect of the wind driven generator provided by the utility model is substantially the same as that of the vibration reduction support, and the details are not repeated.

Drawings

FIG. 1 is a schematic sectional front view of a damping mount according to an embodiment of the present invention;

FIG. 2 is a schematic top view of a damping mount according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a portion of a vibration damping mount according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a portion of a vibration damping mount according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a housing of a vibration damping mount according to an embodiment of the present invention.

Description of reference numerals:

10-adapter, 11-clamping plate, 12-adapter hole, 20-first damping component, 21-damping component, 22-spring, 30-connecting plate, 40-second damping component, 41-connecting piece, 42-damping sleeve, 50-shell, 60-base and 70-damping pad.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

It should be noted that in the description of the present disclosure, the directions or positional relationships indicated by "upper", "lower", "left", "right", "top", "bottom", "front", "rear", "inner" and "outer" are used as the directions or positional relationships indicated in the drawings, which are only for convenience of describing the present disclosure, but do not indicate or imply that the device referred to must have a specific direction, be configured and operated in a specific direction, and thus, should not be interpreted as limiting the scope of the present disclosure.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Moreover, although the utility model herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 5, an embodiment of the present invention provides a vibration damping mount, adapted to connect a device to be reduced in vibration and/or impact to a wind turbine, the vibration damping mount includes a housing 50, a connecting plate 30 disposed in the housing 50, a first vibration damping assembly 20, a second vibration damping assembly 40, and an adapter 10 at least partially disposed in the housing 50, wherein one end of the adapter 10 is connected to the connecting plate 30, and the other end is adapted to be connected to the device; the connecting plate 30 is disposed between the first vibration damping module 20 and the second vibration damping module 40, one end of the first vibration damping module 20 abuts against the top end of the housing 50, and the other end abuts against the connecting plate 30; one end of the second vibration damping member 40 is connected to the connecting plate 30, and the other end is connected to the bottom end of the housing 50, and the bottom end of the housing 50 is adapted to be connected to the main body of the wind turbine.

In this embodiment, this damping support is through adapter 10 and the casing 50 that sets up, can connect equipment such as automatically controlled cabinet, generator to aerogenerator's main part, that is, the one end and the equipment of adapter 10 are connected, the other end is connected with connecting plate 30, connecting plate 30 is arranged in casing 50, and connecting plate 30 sets up between first damping subassembly 20 and second damping subassembly 40, second damping subassembly 40 is connected with the bottom of casing 50, the bottom of casing 50 is connected in aerogenerator's main part, and then the damping support that this embodiment provided can play the effect of damping energy-absorbing when being used for connecting equipment in aerogenerator's main part.

It should be noted that, when in use, a plurality of the damping supports can be used to connect the equipment to be subjected to vibration and/or impact reduction, and for example, when the electric control cabinet is connected to the main body of the wind driven generator, four damping supports can be used to connect four corners of the electric control cabinet and then be installed on the main body of the wind driven generator.

When the vibration reduction support provided by the embodiment of the utility model is used, vibration and impact generated by equipment are firstly transmitted to the adapter 10 and the shell 50, the vibration and impact generated by the equipment and transmitted to the adapter 10 can be transmitted to the first vibration reduction assembly 20 for vibration reduction and energy absorption through the arranged first vibration reduction assembly 20 and the arranged second vibration reduction assembly 40, meanwhile, the connection component 30 is arranged between the first vibration reduction assembly 20 and the second vibration reduction assembly 40, the vibration and impact can be transmitted to the second vibration reduction assembly 40 through the connection plate 30 for secondary vibration reduction and energy absorption, and further the vibration and impact possibly generated between the equipment and a wind power generator main body are reduced and absorbed step by step, so that the vibration reduction and energy absorption effects are improved, and further the equipment connected to the wind power generator is protected, so that parts are not easy to damage, the whole structure is more stable and safer, and the service life is prolonged.

Optionally, as shown in fig. 1 and fig. 3, a clamping plate 11 is disposed on the adapter 10 according to an embodiment of the present invention, the clamping plate 11 is disposed along a circumferential direction of the adapter 10, an upper end of the clamping plate 11 abuts against an inner wall of a top end of the housing 50, and a lower end of the clamping plate 11 abuts against the first vibration damping assembly 20.

In this embodiment, through set up joint board 11 on adapter 10, and with first damping subassembly 20 butt, can transmit the vibration and the impact on the adapter 10 with equipment and transmit first damping subassembly 20 vibration damping and energy-absorbing more directly, restricted first damping subassembly 20 simultaneously and moved along the cluster about adapter 10, prevent that first damping subassembly 20 vibration damping is inefficacy, transmit vibration and impact more easily and effectively through setting up joint board 11 promptly, and then just can make first damping subassembly 20 carry out vibration damping and energy-absorbing, the efficiency of whole vibration damping and energy-absorbing has been improved.

Specifically, the adapter 10 provided in the embodiment of the present invention has a cylindrical main body, the clamping plate 11 is a circular plate extending from the adapter 10 along a circumferential direction thereof, and may be integrally formed or manufactured in other manners, and the clamping plate 11 is disposed in the housing 50 and is matched with a top end of the housing 50 in shape, so that the structure is more stable. The one end of putting outside casing 50 on adapter 10 is equipped with switching hole 12, and switching hole 12 is used for connecting the equipment such as automatically controlled cabinet, is equipped with the internal thread in the switching hole 12, and of course, the one end that is used for connecting device on the adapter 10 can be according to the different adaptive structural design of being made of connecting device, and the structure can be different.

Optionally, as shown in fig. 1, the first vibration damping assembly 20 provided in the embodiment of the present invention includes a vibration damping member 21, and the vibration damping member 21 is embedded in a cavity formed by the housing 50, the adapter 10, and the connecting plate 30.

In this embodiment, by providing the vibration damping member 21 and embedding the vibration damping member 21 in the cavity formed by the housing 50, the adapter 10 and the connecting plate 30, the body structure is more compact and firm, the vibration damping member 21 can absorb vibration and impact from different directions and angles, and the vibration damping and energy absorbing effects are better.

Alternatively, as shown in fig. 1 and 3, the damping member 21 provided in the embodiment of the present invention has a ladder-type structure as a whole, and matches the shape of the cavity formed by the housing 50, the adapter 10, and the connecting plate 30.

Specifically, the housing 50 provided in the embodiment of the present invention is generally cylindrical, the upper half portion of the housing 50 is in a step shape, and correspondingly, the vibration damping member 21 is also designed to be in a step structure corresponding to the step shape, that is, the diameter of the upper end of the vibration damping member 21 is smaller than the diameter of the lower end of the vibration damping member 21, when the clamping plate 11 on the adapter 10 transmits vibration and impact to the vibration damping member 21, the vibration damping member 21 is not easily deformed and can bear a larger pressure, and meanwhile, the vibration damping member can be more tightly attached to the inner wall of the housing 50, the clamping plate 11 and the connecting plate 30, and the vibration damping structure is more stable.

Preferably, the damping member 21 provided by the embodiment of the present invention is made of metal rubber, and by preparing the damping member 21 from a metal rubber material, the damping member 21 is more stable and firm in structure and has elasticity, is less prone to being deformed too much to fail when absorbing vibration and impact, and is more stable and durable.

Optionally, as shown in fig. 1 and 4, the first vibration damping assembly 20 according to an embodiment of the present invention further includes a spring 22, where the spring 22 is sleeved on the adapter 10 and is disposed between the adapter 10 and the vibration damping member 21, and one end of the spring 22 abuts against the clamping plate 11, and the other end abuts against the connecting plate 30.

In this embodiment, through set up spring 22 between joint board 11 and connecting plate 30, and establish spring 22 cover on adapter 10, the damping of first damping subassembly 20 and the ability of energy-absorbing have further been strengthened, holistic resilience ability has been strengthened simultaneously, prevent to warp too big and the elasticity inefficacy after the long-term use, and the cooperation between damping piece 21 and the spring 22 of making through metal rubber is used, all can prevent the irreversible plasticity's of other side deformation, make overall structure more stable, damping and energy-absorbing effect are more reliable effective.

Alternatively, as shown in fig. 1, 3 and 4, the second damping assembly 40 provided in the embodiment of the present invention includes a connecting member 41 and a damping sleeve 42 made of metal rubber, one end of the connecting member 41 is connected to the connecting plate 30, the other end is connected to the bottom end of the housing 50, and the damping sleeve 42 is sleeved on the connecting member 41 and abuts between the connecting plate 30 and the bottom end of the housing 50.

In this embodiment, through the connecting piece 41 that sets up, can be connected connecting plate 30 and casing 50, adapter 10 is connected with connecting plate 30 again, and the bottom of casing 50 is used for being connected with aerogenerator's main part, has guaranteed promptly that equipment can be connected on aerogenerator's main part through adapter 10. Meanwhile, the vibration and impact transmitted by the adapter 10 can be further absorbed by arranging the vibration damping sleeve 42 at the bottom ends of the connecting plate 30 and the shell 50, namely under the condition of ensuring the connecting function of the vibration damping support, a secondary vibration damping device consisting of the connecting piece 41 and the vibration damping sleeve 42 is additionally arranged, so that the stability of the whole structure is further ensured, and the vibration damping and energy absorbing effects are improved.

Preferably, the damping sleeve 42 provided by the embodiment of the present invention is made of metal rubber, and by preparing the damping sleeve 42 from a metal rubber material, the damping sleeve 42 is more stable and firm in structure and has elasticity, is less prone to being deformed too much to cause failure when absorbing vibration and impact, and is more stable and durable.

Illustratively, the connecting member 41 provided by the embodiment of the present invention may be a connecting bolt, the connecting plate 30 is provided with a counter bore matched with the connecting bolt, the damping sleeve 42 is sleeved on the connecting bolt, and the bottom end of the connecting bolt is connected to the bottom end of the housing 50.

Alternatively, as shown in fig. 1, 3 and 4, the second vibration damping assembly 40 provided in the embodiment of the present invention is multiple and is uniformly distributed between the connecting plate 30 and the bottom end of the housing 50.

In this embodiment, by providing a plurality of second vibration damping assemblies 40 and uniformly distributing the vibration damping assemblies between the bottom ends of the connecting plate 30 and the shell 50, the structure is more stable and firm, and the vibration damping and energy absorbing effects are more balanced.

Preferably, the number of the second vibration damping assemblies 40 provided by the embodiment of the present invention is four, and the second vibration damping assemblies are uniformly arranged between the connecting plate 30 and the bottom end of the housing 50, that is, the number of the connecting members 41 and the number of the vibration damping sleeves 42 are four respectively, the shape of the connecting plate 30 is a circular plate matched with the shape of the housing 50, the number of the counter bores is four, and the counter bores are uniformly arranged near the circumference of the connecting plate 30. Of course, the number of second damping assemblies 40 may also be other.

Specifically, as shown in fig. 1 to 5, the vibration damping mount according to the embodiment of the present invention further includes a base 60, the base 60 is adapted to be connected to the main body of the wind turbine, the bottom end of the housing 50 is connected to the base 60, and the second vibration damping member 40 is connected to the base 60.

In this embodiment, the base 60 is connected to the bottom end of the housing 50 to form a relatively closed space, and the first vibration damping assembly 20 and the second vibration damping assembly 40 are disposed in the housing 50, so as to ensure that the working environment of the first vibration damping assembly 20 and the second vibration damping assembly 40 is not interfered by external adverse factors, such as rain, snow, wind, dust, and the like, and further prolong the service life of the whole structure. Meanwhile, the base 60 is connected with the housing 50, and the second vibration damping assembly 40 is connected to the base 60, so that the overall structure is more stable and firm.

Specifically, the bottom end of the casing 50 provided in the embodiment of the present invention is provided with a connecting edge, which is formed by folding the bottom end of the casing 50 outward, the connecting edge is provided with a hole for connecting with the base 60, a corresponding position on the base 60 is also provided with a connecting hole for connecting with the casing 50, the bottom end of the connecting piece 41 of the second vibration damping assembly 40 is connected to the base 60, and simultaneously, the bottom end of the vibration damping sleeve 42 abuts against the base 60. Through the arrangement, the whole structure is more stable.

Optionally, as shown in fig. 1, the damping mount provided by the embodiment of the present invention further includes a damping pad 70, and the damping pad 70 is disposed between the base 60 and the housing 50.

In this embodiment, the damping pad 70 is disposed between the base 60 and the housing 50, so that the overall damping and energy-absorbing effects can be further enhanced, and the overall stability can be further improved.

Specifically, the damping pad 70 provided in the embodiment of the present invention is annular, and a through hole is formed in the damping pad 70, the through hole is formed at a position corresponding to a position of a hole formed in the connecting edge of the housing 50, and is also formed at a position corresponding to a connecting position of the connecting member 41 of the second damping module 40 and the base 60, that is, the damping pad 70 is simultaneously disposed between the damping sleeve 42 of the second damping module 40 and the base, and between the housing 50 and the base 60. With the above arrangement, the vibration damping pad 70 can further absorb the vibration and impact transmitted from the second vibration damping member 40 to the base 60, and can further absorb the vibration and impact transmitted from the housing 50 to the base 60, thereby further enhancing the overall vibration damping and energy absorbing effect.

Preferably, the vibration damping pad 70 provided by the embodiment of the present invention is made of metal rubber, and by preparing the vibration damping pad 70 from a metal rubber material, the vibration damping pad 70 is more stable and firm in structure and has elasticity, is less prone to being deformed too much to fail when absorbing vibration and impact, and is more stable and durable.

It should be noted that the damping member 21, the damping sleeve 42 and the damping pad 70 according to the embodiment of the present invention may be made of other elastic materials.

In addition, the utility model further provides a wind driven generator which comprises the vibration damping support.

In this embodiment, the structural features and technical effects of the wind turbine generator are substantially the same as those of the vibration damping mount, and are not described herein again.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims

1. A vibration dampening mounting for connecting a device to be vibration and/or shock dampened to a wind turbine, characterized in that said vibration dampening mounting comprises a housing (50), a connection plate (30) disposed within said housing (50), a first vibration dampening assembly (20), a second vibration dampening assembly (40), and an adapter (10) disposed at least partially within said housing (50), wherein,

one end of the adapter (10) is connected with the connecting plate (30), and the other end of the adapter is suitable for being connected with the equipment;

the connecting plate (30) is arranged between the first vibration damping assembly (20) and the second vibration damping assembly (40), one end of the first vibration damping assembly (20) is abutted against the top end of the shell (50), and the other end of the first vibration damping assembly is abutted against the connecting plate (30);

one end of the second vibration damping assembly (40) is connected with the connecting plate (30), the other end of the second vibration damping assembly is connected with the bottom end of the shell (50), and the bottom end of the shell (50) is suitable for being connected with the main body of the wind driven generator.

2. The vibration damping mount according to claim 1, wherein a snap plate (11) is provided on the adapter (10), the snap plate (11) is provided along a circumferential direction of the adapter (10), an upper end of the snap plate (11) abuts against an inner wall of a top end of the housing (50), and a lower end of the snap plate (11) abuts against the first vibration damping member (20).

3. The vibration-damping mount according to claim 2, characterized in that the first vibration-damping assembly (20) comprises a vibration-damping member (21), the vibration-damping member (21) is embedded in a cavity formed by the housing (50), the adapter (10) and the connecting plate (30), and the vibration-damping member (21) is made of metal rubber.

4. A vibration-damping mount as set forth in claim 3 wherein said vibration-damping member (21) is of a generally trapezoidal configuration and conforms to the shape of the cavity defined by said housing (50), said adapter (10) and said web (30).

5. The vibration damping mount according to claim 3, wherein the first vibration damping assembly (20) further comprises a spring (22), the spring (22) is sleeved on the adapter (10) and is arranged between the adapter (10) and the vibration damping member (21), one end of the spring (22) is abutted with the clamping plate (11), and the other end is abutted with the connecting plate (30).

6. The vibration damping mount according to claim 1, wherein the second vibration damping assembly (40) comprises a connecting member (41) and a vibration damping sleeve (42) made of metal rubber, one end of the connecting member (41) is connected with the connecting plate (30), the other end is connected with the bottom end of the housing (50), and the vibration damping sleeve (42) is sleeved on the connecting member (41) and abuts between the connecting plate (30) and the bottom end of the housing (50).

7. The vibration-damping mount according to claim 6, wherein the second vibration-damping member (40) is plural and is uniformly distributed between the connecting plate (30) and the bottom end of the housing (50).

8. The vibration damping mount according to claim 1 further comprising a base (60), said base (60) being adapted to be attached to the body of the wind turbine, the bottom end of said housing (50) being attached to said base (60), said second vibration damping assembly (40) being attached to said base (60).

9. The vibration dampening mount according to claim 8, further comprising a vibration dampening pad (70), the vibration dampening pad (70) being disposed between the base (60) and the housing (50).

10. A wind power generator comprising a vibration damping mount as claimed in any one of claims 1 to 9.