CN215634389U

CN215634389U - Deep groove ball bearing

Info

Publication number: CN215634389U
Application number: CN202121254398.3U
Authority: CN
Inventors: 刘晓阳
Original assignee: Wenzhou Mute Automobile Bearing Co ltd; Shanghai C&U Group Co Ltd; C&U Co Ltd
Current assignee: Wenzhou Mute Automobile Bearing Co ltd; Shanghai C&U Group Co Ltd; C&U Co Ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-01-25
Anticipated expiration: 2031-06-04

Abstract

The utility model relates to the field of bearing technology, and particularly discloses a deep groove ball bearing which comprises an inner ring, an outer ring and a rolling body, wherein the rolling body comprises steel balls and isolating blocks, the steel balls and the isolating blocks are positioned between the inner ring and the outer ring, the isolating blocks are cylindrical, two end surfaces of each isolating block are inwards concave cambered surfaces, the steel balls are abutted against the inwards concave cambered surfaces, at least every two steel balls are in one group, each group is separated by the isolating blocks, and the steel balls and the isolating blocks are combined to surround to form a ring. By adopting the structure, the deep groove ball bearing which is simple in structure, easy to process and capable of bearing radial load and axial load at the same time is provided.

Description

Deep groove ball bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a deep groove ball bearing.

Background

Deep groove ball bearings are the most common type of bearings that can withstand not only radial forces but also certain axial forces and are inexpensive and therefore most widely used. However, the deep groove ball bearing belongs to a point contact type, is limited by a conventional assembly mode, and is limited in the number of steel balls, so that the deep groove ball bearing is not suitable for being used under heavy-load working conditions. In the traditional full ball bearing design, ball gaps are filled at the flanges of the inner ring and the outer ring, and the bearing capacity of the bearing is improved but the capacity of bearing axial force is reduced by the structural design. Therefore, a deep groove ball bearing with a new structure is urgently needed to meet the requirement of high bearing working conditions.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the deep groove ball bearing which is simple in structure, easy to machine and capable of bearing radial load and axial load at the same time.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a deep groove ball bearing, includes inner circle, outer lane and rolling element, the rolling element is including being located steel ball and the spacing block between inner circle and the outer lane, the spacing block becomes cylindrically, the both ends face of spacing block is the indent cambered surface, steel ball and indent cambered surface butt, every two at least steel ball is a set of, separates through the spacing block between every group, steel ball and spacing block combination surround the cyclization.

Among the above-mentioned technical scheme, be provided with the raceway groove between outer lane and the inner circle, steel ball and spacing block are filled to the raceway groove, and the indent cambered surface on the spacing block can guide the steel ball operation, and the setting of spacing block can increase axial bearing capacity, satisfies the requirement of high bearing condition, and the range of application is wide.

As a further arrangement of the utility model, the axial sections of the two concave cambered surfaces on the isolating block form mutually deviated brackets, and the diameter of the isolating block is consistent with that of the steel ball.

In the technical scheme, the axial section of the isolation blocks is I-shaped, and the optimal isolation blocks and the steel balls are distributed in such a way that every four steel balls are separated by one isolation block, so that a full-ball structure is realized, and the bearing capacity is higher.

As a further arrangement of the utility model, the outer ring is provided with fractures, the outer ring is provided with an annular groove arranged along the circumferential direction of the outer ring, and the annular groove is provided with a fixing ring.

Among the above-mentioned technical scheme, the setting of fracture can conveniently be assembled, and solid fixed ring can be made for rubber materials, and the ring channel set up convenient solid fixed ring spacing, simple structure, processing is convenient.

As a further arrangement of the utility model, the number of the annular grooves is two, and the two annular grooves are respectively positioned at the two axial ends of the outer peripheral surface of the outer ring.

Among the above-mentioned technical scheme, the setting of two ring channels is in order to increase fastening force, makes the bearing more steady, and solid fixed ring inlays to be established on the ring channel, can not influence the installation of outer lane, and the ring channel is located both ends, makes fastening force more even, and the structure is more stable.

As a further arrangement of the utility model, the axial section of the annular grooves is step-shaped, and the two annular grooves are symmetrically arranged along the radial direction.

In the technical scheme, the annular groove is step-shaped, so that the fixing ring can be conveniently sleeved, the structure is simple, and the processing is convenient.

According to the utility model, the connection part of the radial surface of the fracture at the annular groove and the outer peripheral surface is in a round chamfer shape.

In the technical scheme, the fracture comprises a linear cutting fracture and a breaking fracture, and the breaking fracture is located in the annular groove, namely the circular chamfer structure can increase the friction force with the fixing ring, so that the fixing ring is connected more firmly.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of a structure of an embodiment of the present invention;

FIG. 2 is a perspective view of a configuration of an embodiment of the present invention without a retaining ring;

FIG. 3 is a side view of the structure of an embodiment of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

fig. 5 is a sectional view B-B of fig. 3.

Detailed Description

The specific embodiment of the utility model is shown in fig. 1-5, and the deep groove ball bearing comprises an inner ring 1, an outer ring 2 and a rolling body 3, wherein the rolling body 3 comprises steel balls 31 and a spacer 32 which are positioned between the inner ring 1 and the outer ring 2, the spacer 32 is cylindrical, two end surfaces of the spacer 32 are concave arc surfaces 321, the steel balls 31 are abutted to the concave arc surfaces 321, at least two steel balls 31 are in one group, each group is separated by the spacer 32, and the steel balls 31 and the spacer 32 are combined to surround to form a ring. A roller way groove is formed between the outer ring 2 and the inner ring 1, steel balls and isolating blocks 32 are filled in the roller way groove, the steel balls can be guided to run by the concave cambered surfaces 321 on the isolating blocks 32, the axial bearing capacity can be increased by the arrangement of the isolating blocks 32, the requirement of high bearing working conditions is met, and the application range is wide.

The axial sections of the two concave cambered surfaces 321 on the spacing block 32 form brackets which are deviated from each other, and the diameter of the spacing block 32 is consistent with that of the steel ball 31. The axial section of the isolation block 32 is in an I shape, and the preferred distribution of the isolation block 32 and the steel balls is that every four steel balls are separated by one isolation block 32, so that a full-ball structure is realized, and the bearing capacity is stronger.

The outer ring 2 is provided with a fracture 21, the outer ring 2 is provided with an annular groove 22 arranged along the circumferential direction of the outer ring, and the annular groove 22 is provided with a fixing ring 23. The fracture 21 can be conveniently assembled, the fixing ring 23 can be made of rubber materials, the annular groove 22 is convenient to fix the fixing ring 23 in a limiting mode, and the annular groove is simple in structure and convenient to machine.

The two annular grooves 22 are located at both axial ends of the outer circumferential surface of the outer ring 2. The two annular grooves 22 are arranged to increase fastening force, so that the bearing is more stable, the fixing ring 23 is embedded in the annular grooves 22, the installation of the outer ring 2 cannot be influenced, and the annular grooves 22 are located at two ends, so that the fastening force is more uniform, and the structure is more stable.

The axial section of the annular groove 22 is stepped, and the two annular grooves 22 are arranged symmetrically along the radial direction. The annular groove 22 is step-shaped, so that the fixing ring 23 can be conveniently sleeved, the structure is simple, and the processing is convenient.

The joint between the radial surface of the fracture 21 and the outer peripheral surface at the annular groove 22 is a round chamfer. The fracture 21 comprises a linear cutting fracture 21 and a breaking fracture 21, wherein the breaking fracture 21 is located in the annular groove 22, namely the circular chamfer structure can increase the friction force with the fixing ring 23, so that the fixing ring 23 is connected more firmly.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The present invention is not limited to the above embodiments, and those skilled in the art can implement the present invention in other embodiments according to the disclosure of the present invention, or make simple changes or modifications on the design structure and idea of the present invention, and fall into the protection scope of the present invention.

Claims

1. The utility model provides a deep groove ball bearing, includes inner circle, outer lane and rolling element, its characterized in that: the rolling element comprises steel balls and isolating blocks, the steel balls and the isolating blocks are located between the inner ring and the outer ring, the isolating blocks are cylindrical, two end faces of each isolating block are concave cambered surfaces, the steel balls are abutted to the concave cambered surfaces, at least every two steel balls are in one group, each group is separated through the isolating blocks, and the steel balls and the isolating blocks are combined to surround to form a ring.

2. The deep groove ball bearing of claim 1, wherein: axial sections of the two concave cambered surfaces on the isolating block form brackets which are deviated from each other, and the diameter of the isolating block is consistent with that of the steel ball.

3. The deep groove ball bearing according to claim 1 or 2, characterized in that: the outer ring is provided with a fracture, an annular groove is formed in the outer ring in the circumferential direction of the outer ring, and a fixing ring is arranged on the annular groove.

4. The deep groove ball bearing of claim 3, wherein: the number of the annular grooves is two, and the two annular grooves are respectively positioned at the two axial ends of the outer peripheral surface of the outer ring.

5. The deep groove ball bearing of claim 4, wherein: the axial section of the annular grooves is step-shaped, and the two annular grooves are symmetrically arranged along the radial direction.

6. The deep groove ball bearing according to claim 4 or 5, characterized in that: the joint from the radial surface of the fracture at the annular groove to the peripheral surface is in a round chamfer shape.