CN219733945U

CN219733945U - Ball bearing

Info

Publication number: CN219733945U
Application number: CN202320952339.6U
Authority: CN
Inventors: 高波
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-09-22
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses a ball bearing, which comprises a bearing body, wherein the bearing body comprises a bearing inner ring and a bearing outer ring which are coaxially arranged, a plurality of bearing balls are arranged between the bearing inner ring and the bearing outer ring, a retainer is connected with the bearing inner ring and the bearing outer ring in a matched manner, a bearing cover ring is arranged above the bearing body, coaxial through holes with the same diameter are formed in the bearing cover ring and the bearing body, the bearing cover ring is detachably connected with the bearing inner ring, annular grooves which are symmetrically arranged are formed in the lower end face of the bearing cover ring and the upper end face of the bearing outer ring, and a plurality of cover ring balls are arranged between the annular grooves; the ball bearing solves the problem that the existing ball bearing is easy to run, shift and shake caused by shift when receiving larger axial pressure or tension, can improve the bearing degree of the axial pressure or tension by more than tens times, and reduces shake caused by the operation of the shaft.

Description

Ball bearing

Technical Field

The utility model belongs to the technical field of ball bearings, and particularly relates to a ball bearing.

Background

The ball bearing is suitable for light industrial machinery, and is one of rolling bearings, and is particularly characterized in that spherical alloy steel balls are arranged between an inner steel ring and an outer steel ring, so that friction force in a power transmission process is reduced and mechanical power transmission efficiency is improved in a rolling manner, but the existing ball bearing is required to be provided with a spring clamp to prevent a shaft from being displaced in a rotating process, but the spring clamp cannot bear too large pressure or tension, and when the ball bearing is used, the spring clamp is easy to damage due to the fact that the spring clamp is subjected to large axial pressure or tension, so that the shaft is easy to run and shift in the rotating process.

Disclosure of Invention

The utility model aims at: in order to solve the problem that the existing ball bearing needs to be provided with a spring clamp to prevent the shaft from being displaced in the rotation process, but the spring clamp cannot bear too large pressure or tension, when the ball bearing is used and is subjected to large axial pressure or tension, the spring clamp is easy to damage, so that the shaft is easy to run and shift in the rotation process, and the ball bearing capable of greatly improving the axial stress bearing degree is particularly provided.

The aim of the utility model is realized by the following technical scheme:

the utility model provides a ball bearing, includes the bearing body, the bearing body includes bearing inner race and the bearing outer lane of coaxial setting, install a plurality of bearing balls between bearing inner race and the bearing outer lane, be provided with the holder outward the bearing ball, the holder is connected with bearing inner race and bearing outer lane cooperation, the bearing body top is equipped with the bearing cap circle, all be equipped with the coaxial through-hole that the diameter is the same on bearing cap circle and the bearing body, the bearing cap circle can dismantle with the bearing inner race and be connected, be equipped with the ring channel that the symmetry set up on the lower terminal surface of bearing cap circle and the up end of bearing outer lane, install a plurality of cap circle balls between in the ring channel, be provided with annular holder outward the cap circle ball, annular holder is connected with bearing cap circle and bearing outer lane cooperation, bearing cap circle and bearing inner race synchronous rotation.

In the above scheme, circular shape recess has been seted up to the up end of bearing inner race, be equipped with the internal thread on the inner wall of recess, the lower terminal surface of bearing cap circle is established with the protruding of recess adaptation, bellied outer fringe is equipped with the external screw thread with internal thread looks adaptation, bellied lower terminal surface supports and leans on the interior bottom surface of recess.

In the scheme, the lower end face of the bearing body is provided with the annular sealing strip, and the annular sealing strip is arranged in a gap formed between the bearing inner ring and the bearing outer ring and is used for completely sealing the retainer.

In the scheme, the sealing sleeve is arranged in a gap formed between the bearing outer ring and the bearing cover ring, and the annular retainer is completely sealed by the sealing sleeve.

In the above scheme, the outer edge dimension of the bearing cover ring is smaller than the outer edge dimension of the bearing body.

The beneficial effects of the utility model are as follows:

according to the utility model, through the arrangement of the bearing cover ring, the problem that the existing ball bearing needs to be provided with the spring clamp to prevent the shaft from displacement in the rotating process, but the spring clamp cannot bear too large pressure or tension, when the bearing is used and receives large axial pressure or tension, the spring clamp is easy to damage, so that the vibration problem caused by running displacement and displacement of the shaft easily occurs in the rotating process, the bearing degree of the axial pressure or tension can be improved by more than ten times, and the vibration caused by the operation of the shaft is reduced when the bearing is used on shafts needing to bear forces in the forward and reverse directions, such as propeller shafts, and the like.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the bearing body of the present utility model from a top view;

FIG. 3 is a schematic view of the structure of a bearing cap ring according to the present utility model;

FIG. 4 is a schematic view of the structure of the bearing body of the present utility model;

wherein the reference numerals specifically are as follows: 1-cover ring ball, 2-bearing ball, 3-bearing outer ring, 4-bearing inner ring, 5-bearing cover ring, 6-annular groove, 41-groove, 42-internal thread, 51-protrusion, 52-external thread.

Detailed Description

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

Example 1

The utility model provides a ball bearing, includes the bearing body, the bearing body includes bearing inner race 4 and the bearing outer lane 3 of coaxial setting, install a plurality of bearing balls 2 between bearing inner race 4 and the bearing outer lane 3, the outer holder of bearing ball 2, the holder is connected with bearing inner race 4 and bearing outer lane 3 cooperation, the bearing body top is equipped with bearing cap 5, the center of bearing cap 5 and bearing inner race 4 all is equipped with the coaxial through-hole that the diameter is the same, bearing cap 5 can dismantle with bearing inner race 4 and be connected, be equipped with the ring channel 6 that the symmetry set up on the lower terminal surface of bearing cap 5 and the up end of bearing outer lane 3, install a plurality of cap balls 1 in the ring channel 6, be provided with annular holder outward in the cap ball 1, annular holder is connected with bearing cap 5 and bearing outer lane 3 cooperation, bearing cap 5 and bearing inner race 4 synchronous rotation.

Example 2

On the basis of embodiment 1, the upper end surface of the bearing inner ring 4 is provided with a circular groove 41, the inner wall of the groove 41 is provided with an internal thread 42, the lower end surface of the bearing cover ring 5 is provided with a protrusion 51 matched with the groove 41, the outer edge of the protrusion 51 is provided with an external thread 52 matched with the internal thread 42, and the lower end surface of the protrusion 51 abuts against the inner bottom surface of the groove 41.

Example 3

On the basis of embodiment 1 or 2, the lower end face of the bearing body is provided with an annular sealing strip which is arranged in a gap formed between the bearing inner ring 4 and the bearing outer ring 3 and completely seals the retainer.

Example 4

On the basis of the embodiment, a sealing sleeve is arranged in a gap formed between the bearing outer ring 3 and the bearing cover ring 5, and the annular retainer is completely sealed by the sealing sleeve.

Example 5

On the basis of the above embodiment, the outer edge dimension of the bearing cap ring 5 is smaller than the outer edge dimension of the bearing outer ring 3.

The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a ball bearing, includes the bearing body, the bearing body includes bearing inner circle (4) and bearing outer lane (3) of coaxial setting, install a plurality of bearing balls (2) between bearing inner circle (4) and bearing outer lane (3), be equipped with the holder outside bearing ball (2), the holder is connected its characterized in that with bearing inner circle (4) and bearing outer lane (3) cooperation: the novel bearing is characterized in that a bearing cover ring (5) is arranged above the bearing body, coaxial through holes with the same diameter are formed in the centers of the bearing cover ring (5) and the bearing inner ring (4), the bearing cover ring (5) and the bearing inner ring (4) are detachably connected, annular grooves (6) symmetrically formed in the lower end face of the bearing cover ring (5) and the upper end face of the bearing outer ring (3), a plurality of cover ring balls (1) are arranged between the annular grooves (6), an annular retainer is arranged outside the cover ring balls (1), the annular retainer is connected with the bearing cover ring (5) and the bearing outer ring (3) in a matched mode, and the bearing cover ring (5) and the bearing inner ring (4) synchronously rotate.

2. A ball bearing according to claim 1, wherein: circular shape recess (41) have been seted up to the up end of bearing inner race (4), be equipped with internal thread (42) on the inner wall of recess (41), the lower terminal surface of bearing cap circle (5) is established and is had protruding (51) with recess (41) adaptation, the outer fringe of protruding (51) is equipped with external screw thread (52) with internal thread (42) looks adaptation, the lower terminal surface of protruding (51) supports and leans on the interior bottom surface of recess (41).

3. A ball bearing according to claim 2, wherein: the lower end face of the bearing body is provided with an annular sealing strip, and the annular sealing strip is arranged in a gap formed between the bearing inner ring (4) and the bearing outer ring (3) and is used for completely sealing the retainer.

4. A ball bearing according to claim 2, wherein: a sealing sleeve is arranged in a gap formed between the bearing outer ring (3) and the bearing cover ring (5), and the annular retainer is completely sealed by the sealing sleeve.

5. A ball bearing according to any one of claims 1-4, wherein: the outer edge size of the bearing cover ring (5) is smaller than that of the bearing outer ring (3).