CN216242131U

CN216242131U - Half bearing gear and gear bearing thereof

Info

Publication number: CN216242131U
Application number: CN202122593042.9U
Authority: CN
Inventors: 张伟
Original assignee: Anhui Gangtai Machinery Manufacturing Group Co ltd
Current assignee: Anhui Gangtai Machinery Manufacturing Group Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-08
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a half-bearing gear and a gear bearing thereof, and relates to the technical field of integrated gear bearings. This half bearing gear, including the gear body, the inner wall of gear body includes major diameter anchor ring and minor diameter anchor ring, be the mesa between major diameter anchor ring and the minor diameter anchor ring, half annular has been seted up on the mesa, horizontal half annular has been seted up on the major diameter anchor ring. The half-bearing gear and the gear bearing thereof utilize the inner wall of the gear as the outer circular ring of the bearing, and the stepped surface of the inner wall of the gear is used as one end surface of the thrust bearing, so that the space and structure utilization rate of the inner wall of the gear are fully improved, the complexity of a gear bearing system is reduced, and the installation efficiency of the gear and the bearing is further improved.

Description

Half bearing gear and gear bearing thereof

Technical Field

The utility model relates to the technical field of integrated gear bearings, in particular to a half-bearing gear and a gear bearing thereof.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision.

The gear and the bearing are indispensable parts in the wind driven generator, and the gear and the bearing of the wind driven generator are relatively large, and meanwhile, the gear assembly of the fan motor is arranged at high altitude, and the operation space is narrow, so that the system cutting of the split gear bearing structure is necessary to improve the replacement and installation efficiency of the gear assembly of the fan motor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a half-bearing gear and a gear bearing thereof, and solves the problems of complex installation and more parts of the traditional split bearing.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a half bearing gear, includes the gear body, the inner wall of gear body includes major diameter anchor ring and minor diameter anchor ring, be the mesa between major diameter anchor ring and the minor diameter anchor ring, half annular has been seted up on the mesa.

Preferably, a horizontal semi-ring groove is formed in the large-diameter ring surface.

The utility model provides a half bearing gear bearing, includes axis body and a half bearing gear, the kerve that corresponds with the semi-ring groove is seted up to the bottom of axis body, the axis body sets up in the major diameter annular, be provided with thrust ball between semi-ring groove and the kerve.

The utility model provides a half bearing gear bearing, includes axis body and a half bearing gear, its characterized in that: the bottom of axis body is seted up the kerve that corresponds with the semi-ring groove, the axis body sets up in the major diameter annular, be provided with thrust ball between semi-ring groove and the kerve, set up the intermediate tank that corresponds with horizontal semi-ring groove on the outer wall of axis body, be provided with the bearing ball between intermediate tank and the horizontal semi-ring groove.

Preferably, the shaft body is divided into an upper shaft body and a lower shaft body from the position of the groove bottom line of the middle groove, and the upper shaft body is detachably connected with the lower shaft body.

Preferably, the top end of the lower shaft body is provided with a positioning key, and the bottom end of the inner wall of the upper shaft body is provided with a positioning groove matched with the positioning key.

(III) advantageous effects

The utility model provides a half-bearing gear and a gear bearing thereof. The method has the following beneficial effects:

the half-bearing gear and the gear bearing thereof utilize the inner wall of the gear as the outer circular ring of the bearing, and the stepped surface of the inner wall of the gear is used as one end surface of the thrust bearing, so that the space and structure utilization rate of the inner wall of the gear are fully improved, the complexity of a gear bearing system is reduced, and the installation efficiency of the gear and the bearing is further improved.

Drawings

FIG. 1 is a top view of the gear structure of the present invention;

FIG. 2 is a front view of the gear structure of the present invention;

FIG. 3 is a sectional view taken along line A-A;

FIG. 4 is a sectional view taken along line A-A (with horizontal half-grooves);

FIG. 5 is a top view of a bearing structure according to the present invention;

FIG. 6 is a front view of the bearing structure of the present invention;

FIG. 7 is a sectional view taken along line B-B;

FIG. 8 is a sectional view taken along line B-B (with horizontal half-ring groove);

FIG. 9 is a front view of the axle structure;

FIG. 10 is a front view of the axle structure (with intermediate grooves);

fig. 11 is an exploded view of the shaft body structure.

In the figure: 1. a gear body; 11. a large diameter annulus; 12. a small diameter annulus; 2. a table top; 3. a half ring groove; 4. a horizontal half-ring groove; 5. a shaft body; 51. an upper shaft body; 52. a lower shaft body; 521. a positioning key; 53. a bottom groove; 54. an intermediate tank; 6. a thrust ball; 7. bearing balls.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: the most basic unit for implementing the utility model

The utility model provides a half bearing gear, includes gear body 1, and gear body 1's inner wall includes major diameter anchor ring 11 and minor diameter anchor ring 12, is mesa 2 between major diameter anchor ring 11 and the minor diameter anchor ring 12, has seted up half annular 3 on the mesa 2. The table surface 2 is generally parallel to the upper and lower end surfaces of the gear body 1.

Example 2: the ball bearing rotating groove is additionally arranged on the basis of the thrust bearing

On the basis of the embodiment 1, the large-diameter ring surface 11 is provided with a horizontal semi-ring groove 4.

Example 3: gear bearing based on embodiment 1

The utility model provides a half bearing gear bearing, includes the axis body 5 and the half bearing gear in embodiment 1, and the kerve 53 that corresponds with semi-ring groove 3 is seted up to the bottom of axis body 5, and the axis body 5 sets up in major diameter anchor ring 11, is provided with thrust ball 6 between semi-ring groove 3 and the kerve 53. In practice the shaft body 5 is a clearance fit with the large diameter annulus 11.

Example 4: gear bearing on the basis of embodiment 2

The utility model provides a half bearing gear bearing, includes the axis body 5 and the half bearing gear in embodiment 1, and the kerve 53 that corresponds with semi-ring groove 3 is seted up to the bottom of axis body 5, and the axis body 5 sets up in major diameter anchor ring 11, is provided with thrust ball 6 between semi-ring groove 3 and the kerve 53, sets up the intermediate tank 54 that corresponds with horizontal semi-ring groove 4 on the outer wall of axis body 5, is provided with bearing ball 7 between intermediate tank 54 and the horizontal semi-ring groove 4.

Example 5: concrete structure of shaft body

In addition to embodiment 4, the shaft body 5 is divided into an upper shaft body 51 and a lower shaft body 52 from the position of the groove bottom line of the intermediate groove 54, and the upper shaft body 51 and the lower shaft body 52 are detachably connected.

Example 6: mounting structure of upper shaft body and lower shaft body

On the basis of embodiment 5, the top end of the lower shaft body 52 is provided with a positioning key 521, and the bottom end of the inner wall of the upper shaft body 51 is provided with a positioning groove matched with the positioning key 521.

The positioning key 521 and the positioning groove are designed to prevent the relative sliding between the upper shaft body 51 and the lower shaft body 52.

Installation procedure for example 6:

the method comprises the following steps: a certain number of thrust balls 6 are placed on the semi-ring grooves 3;

step two: the lower shaft body 52 is placed on the thrust ball 6 so that the bottom groove 53 is engaged with the thrust ball 6;

step three: a certain number of bearing balls 7 are placed on the middle groove 54 of the lower shaft body 52;

step four: the upper shaft body 51 is mounted on the lower shaft body 52.

In order to make the distribution of the thrust balls 6 and the bearing balls 7 more uniform during the actual installation, ball sleeves or the like are used to equalize the distance between the thrust balls 6 or the bearing balls 7.

In conclusion, the half-bearing gear and the gear bearing thereof utilize the inner wall of the gear as the outer circular ring of the bearing, and the stepped surface of the inner wall of the gear is used as one end surface of the thrust bearing, so that the space and structure utilization rate of the inner wall of the gear are fully improved, the complexity of a gear bearing system is reduced, and the installation efficiency of the gear and the bearing is further improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. A half bearing gear, includes gear body (1), its characterized in that: the inner wall of gear body (1) includes major diameter anchor ring (11) and minor diameter anchor ring (12), be mesa (2) between major diameter anchor ring (11) and minor diameter anchor ring (12), semicircular groove (3) have been seted up on mesa (2).

2. A half-bearing gear according to claim 1, wherein: and a horizontal semi-ring groove (4) is formed in the large-diameter ring surface (11).

3. A half-bearing gear bearing comprising a shaft body (5) and a half-bearing gear according to claim 1, characterized in that: the shaft body (5) is provided with a bottom groove (53) corresponding to the semi-ring groove (3), the shaft body (5) is arranged in the large-diameter ring surface (11), and a thrust ball (6) is arranged between the semi-ring groove (3) and the bottom groove (53).

4. A half-bearing gear bearing comprising a shaft body (5) and a half-bearing gear according to claim 2, characterized in that: the shaft body (5) bottom is seted up with kerve (53) that half annular (3) correspond, the shaft body (5) set up in major diameter anchor ring (11), be provided with thrust ball (6) between half annular (3) and kerve (53), set up on the outer wall of shaft body (5) intermediate tank (54) that correspond with horizontal half annular (4), be provided with bearing ball (7) between intermediate tank (54) and horizontal half annular (4).

5. A half-bearing gear bearing according to claim 4, wherein: the shaft body (5) is divided into an upper shaft body (51) and a lower shaft body (52) from the position of the groove bottom line of the middle groove (54), and the upper shaft body (51) is detachably connected with the lower shaft body (52).

6. A half-bearing gear bearing according to claim 5, wherein: the top end of the lower shaft body (52) is provided with a positioning key (521), and the bottom end of the inner wall of the upper shaft body (51) is provided with a positioning groove matched with the positioning key (521).