CN219413283U

CN219413283U - Special bearing for wind power generation equipment

Info

Publication number: CN219413283U
Application number: CN202320093001.XU
Authority: CN
Inventors: 薛莲
Original assignee: Wuxi Xindafeng Technology Co ltd
Current assignee: Wuxi Xindafeng Technology Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-07-25
Anticipated expiration: 2033-01-31

Abstract

The utility model discloses a special bearing for wind power generation equipment, which belongs to the technical field of bearings and comprises the following components: the bearing comprises a lower bearing seat, wherein the upper end of the lower bearing seat is fixedly connected with an upper bearing seat, a bolt is arranged between the upper bearing seat and the lower bearing seat, a mounting hole is formed in the lower bearing seat, a bearing is arranged on the inner wall of the upper bearing seat and the inner wall of the lower bearing seat, a plurality of oil plugs which are distributed in an annular mode are fixedly arranged on one side of the bearing, the bearing comprises an outer ring and a retainer, a sealing ring is connected in an inner cavity of the outer ring, a mounting groove is formed in the outer wall of the outer ring, an inner ring is arranged on the inner wall of the sealing ring, balls are arranged in the retainer, the sealing ring comprises an annular groove corresponding to the positions of the balls, an oil cavity is formed in one side of the annular groove, and a sealing block is fixedly arranged on one side of the oil cavity. Therefore, lubricating oil can be conveniently and timely added into the bearing, the lubricating effect is good, and the working efficiency of the bearing is improved.

Description

Special bearing for wind power generation equipment

Technical Field

The utility model relates to a bearing, in particular to a special bearing for wind power generation equipment, and belongs to the technical field of bearings.

Background

Bearings are an important component in contemporary mechanical devices. The bearing is a component for fixing and reducing the friction coefficient of load in the mechanical transmission process, and has the main functions of supporting the mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision, and the bearing can play a supporting role, can influence the transmission, can reduce friction, ensures smoother rotation and reduces energy consumption.

The existing bearing can gradually reduce engine oil in the bearing after long-time work, so that lubricating oil needs to be timely added into the bearing for periodic maintenance and replacement, otherwise, the energy conversion efficiency can be affected, friction loss is caused by the bearing, the stability of the shaft after loss can be poor, the condition of loosening or disengaging easily occurs, the performance of power generation equipment is affected, dust, particles and other impurities are easily embedded into the bearing, grease leakage is caused, the waste of the lubricating oil is caused, and the service life of the bearing is affected. Thus, improvements are now made to a bearing dedicated to wind power plants.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a special bearing for wind power generation equipment, which can realize the convenient and timely addition of lubricating oil into the bearing and solve the technical problem that the lubricating oil is inconvenient to be added into the bearing in the prior art.

In order to solve the problems, the following technical scheme is provided:

the bearing special for the wind power generation equipment comprises a lower bearing seat, wherein an upper bearing seat is fixedly connected to the upper end of the lower bearing seat, a bolt is arranged between the upper bearing seat and the lower bearing seat, a mounting hole is formed in the lower bearing seat, bearings are arranged on the inner walls of the upper bearing seat and the lower bearing seat, and a plurality of oil plugs which are distributed in an annular mode are fixedly arranged on one side of each bearing.

Further, the bearing comprises an outer ring and a retainer, a sealing ring is connected in an inner cavity of the outer ring, a mounting groove is formed in the outer wall of the outer ring, an inner ring is arranged on the inner wall of the sealing ring, and balls are arranged in the retainer.

Further, the sealing ring comprises an annular groove corresponding to the ball, an oil cavity is formed in one side of the annular groove, a sealing block is fixedly arranged on one side of the oil cavity, and an oil filling hole connected with an oil plug is formed in one side of the sealing block.

Furthermore, the upper bearing seat and the lower bearing seat are both made of stainless steel materials, and two ends of the upper bearing seat and the lower bearing seat can be connected together through bolts.

Further, the retainer is made of cast copper alloy.

Further, the width of the annular groove is the same as the diameter of the balls, and the balls are arranged in the annular groove in a circumferential array.

Further, an oil plug is plugged at the end part of the oil filling hole.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the cooperation of the bearing seat, the sealing ring, the retainer and the oil plug, the bearing seat is detachable up and down, so that the bearing is more convenient to replace and maintain, lubricating oil is conveniently and timely added into the bearing, the oil plug arranged outside the oil filling hole can effectively block the oil filling hole, the lubricating oil is prevented from overflowing, the sealing effect of the bearing of the wind power generation equipment is improved, when impurities enter, the impurities can be discharged along with the rolling of the shaft, the oil leakage is not easy to be caused, and the service life of the bearing can be prolonged.

In conclusion, the mechanism provided by the utility model has the advantages of simple structure, good lubrication effect, improvement of the working efficiency of the bearing and practicability.

Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby. The embodiments of the utility model include many variations, modifications and equivalents within the spirit and scope of the appended claims.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic overall structure of a bearing dedicated to wind power plants according to the utility model;

FIG. 2 is a schematic view of the structure of a bearing for a bearing dedicated to wind power generation equipment according to the present utility model;

fig. 3 is a schematic cross-sectional structure of a bearing for a bearing dedicated to wind power generation equipment according to the present utility model.

In the figure: 1. a lower bearing seat; 2. an upper bearing seat; 3. a mounting hole; 4. a bolt; 5. a bearing; 51. an outer ring; 52. a seal ring; 521. an annular groove; 522. an oil chamber; 523. a sealing block; 524. an oil filling hole; 53. a mounting groove; 54. an inner ring; 55. a retainer; 56. a ball; 6. and an oil plug.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, the bearing special for wind power generation equipment provided by the embodiment comprises a lower bearing seat 1, wherein an upper bearing seat 2 is fixedly connected to the upper end of the lower bearing seat 1, a bolt 4 is arranged between the upper bearing seat 2 and the lower bearing seat 1, a mounting hole 3 is formed in the lower bearing seat 1, a bearing 5 is arranged on the inner walls of the upper bearing seat 2 and the lower bearing seat 1, a plurality of oil plugs 6 which are annularly distributed are fixedly arranged on one side of the bearing 5, and impurities such as dust and particles are not easy to embed in the bearing 5 due to the oil plugs 6.

Preferably, the bearing 5 comprises an outer ring 51 and a retainer 55, a sealing ring 52 is connected in an inner cavity of the outer ring 51, the sealing ring 52 can avoid lubricating oil from overflowing, a mounting groove 53 is formed in the outer wall of the outer ring 51, an inner ring 54 is arranged on the inner wall of the sealing ring 52, and balls 56 are arranged in the retainer 55.

Preferably, the sealing ring 52 includes an annular groove 521 corresponding to the position of the ball 56, an oil chamber 522 is provided at one side of the annular groove 521, a sealing block 523 is fixedly installed at one side of the oil chamber 522, and an oil injection hole 524 connected to the oil plug 6 is provided at one side of the sealing block 523.

Preferably, the upper bearing seat 2 and the lower bearing seat 1 are both made of stainless steel materials, and two ends of the upper bearing seat 2 and two ends of the lower bearing seat 1 can be connected together through bolts 4, so that the bearing 5 can be replaced and maintained conveniently.

Preferably, the cage 55 is made of cast copper alloy, and the cage 55 can ensure stable installation of the balls 56.

Preferably, the annular groove 521 has the same width as the diameter of the balls 56, and the balls 56 are positioned in a circumferential array within the annular groove 521.

Preferably, the end of the oil filling hole 524 is plugged with an oil plug 6, and the oil filling hole 524 is used for conveniently filling oil into the bearing 5.

The working principle and the using flow of the utility model are as follows:

when the bearing 5 is used, firstly, the bearing 5 is mounted on the lower bearing seat 1 and the upper bearing seat 2 through the bolts 4, then, lubricating oil is added into the oil filling hole 524 through the oil plug 6, the lubricating oil flows to the annular groove 521 through the oil cavity 522, and is transferred to the bearing outer ring 51 and the inner ring 54 through the rolling of the balls 56 on the retainer 55, a part of lubricating oil can be stored in the bearing outer ring 51 and the inner ring 54, the lubricating oil in the bearing outer ring 51 and the inner ring 54 can be timely supplemented through the oil filling hole 524, the loss of the lubricating oil is reduced, the bearing 5 is conveniently filled with the lubricating oil through the oil filling hole 524, the oil filling hole 524 is effectively blocked through the matching of the oil plug 6, the sealing ring 52 and the sealing block 523, the lubricating oil overflow is avoided, the sealing effect of the bearing 5 of the wind power generation equipment is improved, and the service life of the bearing 5 is prolonged.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to specific circumstances.

While the utility model has been described in connection with specific embodiments, it will be apparent to those skilled in the art that the description is intended to be illustrative and not limiting in scope. Various modifications and alterations of this utility model will occur to those skilled in the art in light of the spirit and principles of this utility model, and such modifications and alterations are also within the scope of this utility model.

Claims

1. The utility model provides a special bearing of wind power generation equipment, its characterized in that, includes bearing frame (1), bearing frame (1) upper end fixedly connected with bolster bearing (2), be provided with bolt (4) between bolster bearing (2) and bearing frame (1), mounting hole (3) have been seted up on bearing frame (1), the inner wall of bolster bearing (2) and bearing frame (1) is provided with bearing (5), one side fixed mounting of bearing (5) has a plurality of to be oil plug (6) that annular distributes.

2. The bearing special for wind power generation equipment according to claim 1, wherein the bearing (5) comprises an outer ring (51) and a retainer (55), a sealing ring (52) is connected in an inner cavity of the outer ring (51), a mounting groove (53) is formed in the outer wall of the outer ring (51), an inner ring (54) is arranged on the inner wall of the sealing ring (52), and balls (56) are arranged in the retainer (55).

3. The bearing special for wind power generation equipment according to claim 1, wherein the sealing ring (52) comprises an annular groove (521) corresponding to the position of the ball (56), an oil cavity (522) is arranged on one side of the annular groove (521), a sealing block (523) is fixedly arranged on one side of the oil cavity (522), and an oil filling hole (524) connected with the oil plug (6) is arranged on one side of the sealing block (523).

4. The bearing special for wind power generation equipment according to claim 1, wherein the upper bearing seat (2) and the lower bearing seat (1) are made of stainless steel materials, and two ends of the upper bearing seat (2) and the lower bearing seat (1) can be connected together through bolts (4).

5. A bearing for a wind power plant according to claim 2, characterized in that the cage (55) is made of cast copper alloy.

6. A bearing for a wind power plant according to claim 3, characterized in that the width of the annular groove (521) is the same as the diameter of the balls (56), the balls (56) being located in a circumferential array inside the annular groove (521).

7. A bearing for a wind power plant according to claim 3, characterized in that the end of the oil filler hole (524) is plugged with an oil plug (6).