CN214534030U

CN214534030U - Long-life bearing ball

Info

Publication number: CN214534030U
Application number: CN202120681552.9U
Authority: CN
Inventors: 张博; 宋佳; 高文利; 孙刚飞; 张亚
Original assignee: Shandong Zhuwei Bearing Technology Co ltd
Current assignee: Shandong Zhuwei Bearing Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-10-29
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a long-life bearing ball, including outer lane, inner circle, a rotation section of thick bamboo, holder, rolling element, sealing washer and shield, the inside central point in outer lane puts and is provided with the inner circle, the internal surface of inner circle is provided with a rotation section of thick bamboo. The utility model discloses, through the outer lane, the cooperation of inner circle and rotor barrel is used, the both sides of holder all are provided with the rolling element, design through two-way rolling element, can make the bearing bear two-way axial load, can reduce friction force bearing whole life-span longer, cooperation through first steel pad and second steel pad is used, the steel material that utilizes the steel pad can increase the wearability of outer lane and inner circle, wearing layer through the rolling element surface, can increase the life of rolling element, elasticity through the spring can make sealing washer closely laminate outer lane and inner circle, can increase the compactness of outer lane and inner circle cavity, the outer lane surface can prevent that the dust from getting into by the joint shield.

Description

Long-life bearing ball

Technical Field

The utility model relates to a bearing ball technical field specifically is a long-life bearing ball.

Background

The rolling bearing is a precise mechanical element for reducing friction loss by changing sliding friction between a running shaft and a shaft seat into rolling friction, generally comprises an inner ring, an outer ring, a rolling body and a retainer, is one of the rolling bearings, and is characterized in that a spherical alloy steel ball is arranged between an inner steel ring and an outer steel ring so as to reduce friction force in a power transmission process and improve the transmission efficiency of mechanical power in a rolling mode.

When the existing ball bearing is used, the sealing ring is not sealed tightly enough, so that oil leakage between the outer ring and the inner ring is easily caused, and the balls, the outer ring and the inner ring roll to rub against each other, so that the surface abrasion of the balls is easily caused to be serious, and the service life of the balls is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long-life bearing ball to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long-life bearing ball, includes outer lane, inner circle, a rotation section of thick bamboo, holder, rolling element, sealing washer and shield, the inside central point in outer lane puts and is provided with the inner circle, the internal surface of inner circle is provided with a rotation section of thick bamboo, be provided with the holder in the cavity that forms between outer lane and the inner circle, the internal surface mounting of outer lane has first steel to fill up, the surface mounting of inner circle has second steel to fill up, the spring is installed to the inner chamber of sealing washer, the surface of rolling element is provided with the wearing layer.

Preferably, the quantity of outer lane and inner circle is two and equally divide into two sets ofly, and is two sets of one side of outer lane and inner circle is tangent, the structure of rotating a section of thick bamboo comprises two rings of rotation connection of each other, two the surface of ring all installs the spacing ring in the rotation section of thick bamboo, two the draw-in groove corresponding and the size looks adaptation in the ring position of rotating a section of thick bamboo ring surface is seted up to the internal surface of inner circle.

Preferably, circular through holes matched with the rolling bodies in size are formed in the two sides of the retainer, and the rolling bodies are multiple and are arranged in the through holes in the two sides of the retainer in an annular array.

Preferably, the arc-shaped groove corresponding to the rolling element in position and matched with the size is formed in two sides of the bottom of the first steel pad, the arc-shaped groove corresponding to the rolling element in position and matched with the size is formed in two sides of the top of the second steel pad, and the installation position of the rolling element is located in a cavity between the arc-shaped groove of the first steel pad and the arc-shaped groove of the second steel pad.

Preferably, the cavity formed between the outer ring and the inner ring corresponds to the position of the sealing ring and is matched with the sealing ring in size, and the outer surface of the sealing ring is attached to the outer ring and the inner ring.

Preferably, a convex ring is installed on one side of the dustproof cover, and a clamping groove which corresponds to the convex ring on one side of the dustproof cover in position and is matched with the convex ring in size is formed in the outer surface of the outer ring.

Compared with the prior art, the utility model provides a long-life bearing ball possesses following beneficial effect: through the outer lane, the cooperation of inner circle and a rotating cylinder is used, the both sides of holder all are provided with the rolling element, design through two-way rolling element, can make the bearing bear two-way axial load, it is longer to reduce friction force bearing whole life-span, cooperation through first steel pad and second steel pad is used, the steel material that utilizes the steel pad can increase the wearability of outer lane and inner circle, wearing layer through the rolling element surface, can increase the life of rolling element, the bearing receives external force influence in the use and makes the sealing washer have wearing and tearing to some extent, elasticity through the spring can make sealing washer closely laminate outer lane and inner circle, can increase the compactness of outer lane and inner circle cavity, the outer lane surface can the joint shield, can prevent that the dust from getting into when need not using.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is a side sectional view of the present invention;

fig. 4 is a perspective view of the internal structure of the rolling element of the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a rotating cylinder; 4. a holder; 5. a rolling body; 6. a first steel pad; 7. a second steel pad; 8. a seal ring 9 and a spring; 10. a dust cover; 11. and a wear-resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a long-life bearing ball, includes outer lane 1, inner circle 2, a rotating cylinder 3, holder 4, rolling element 5, sealing washer 8 and shield 10, its characterized in that: an inner ring 2 is arranged at the center of the inner part of an outer ring 1, a rotating cylinder 3 is arranged on the inner surface of the inner ring 2, a retainer 4 is arranged in a cavity formed between the outer ring 1 and the inner ring 2, a first steel pad 6 is arranged on the inner surface of the outer ring 1, a second steel pad 7 is arranged on the outer surface of the inner ring 2, a spring 9 is arranged in the inner cavity of a sealing ring 8, and a wear-resistant layer 11 is arranged on the outer surface of a rolling body 5.

In this implementation, the quantity of outer lane 1 and inner circle 2 is two and equally divide into two sets ofly, one side of two sets of outer lanes 1 and inner circle 2 is tangent, the structure of rotating a section of thick bamboo 3 is become by two rings of rotating the connection of each other, the spacing ring is all installed to the surface of ring in two rotating a section of thick bamboo 3, the draw-in groove corresponding and size looks adaptation in the ring position with 3 ring surfaces of rotating a section of thick bamboo surface is seted up to the internal surface of two inner circles 2, through two-way design, can make the bearing bear two-way axial load, can reduce the whole life-span of frictional force bearing longer.

In this embodiment, circular through holes matched with the rolling elements 5 in size are formed in the inner portions of the two sides of the retainer 4, the rolling elements 5 are arranged in the through holes of the two sides of the retainer 4 in a plurality of annular arrays, and the rolling elements 5 can be limited through the circular through holes of the retainer 4.

In this implementation, the arc-shaped groove that corresponds and size looks adaptation with rolling element 5 position is seted up to the both sides of the bottom of first steel pad 6, the arc-shaped groove that corresponds and size looks adaptation with rolling element 5 position is seted up to the both sides at second steel pad 7 top, the mounted position of rolling element 5 is arranged in the cavity between first steel pad 6 and the 7 arc-shaped groove of second steel pad, the material of first steel pad 6 and second steel pad 7 can reduce and rolling element 5 between the wearing and tearing of friction to the life-span of bearing has been increased.

In this embodiment, the cavity formed between the outer ring 1 and the inner ring 2 corresponds to the position of the sealing ring 8 and is matched with the size of the cavity, the outer surface of the sealing ring 8 is attached to the outer ring 1 and the inner ring 2, and the sealing ring 8 can seal the cavity formed between the outer ring 1 and the inner ring 2.

In this implementation, the bulge loop is installed to one side of shield 10, and the draw-in groove that corresponds and size looks adaptation with the bulge loop position of shield 10 one side is seted up to the surface of outer lane 1, and the draw-in groove of the bulge loop card income outer lane 1 surface of shield 10 one side can make shield 10 fixed to make shield 10 sealed the part of outer lane 1 inside, can prevent that the dust from getting into.

The working principle is as follows: when the bearing is used, the inner ring 2 is placed in the outer ring 1, two groups of outer rings 1 provided with the inner rings 2 are tangent, the rotating cylinder 3 is placed on the inner surfaces of the two groups of inner rings 2, the limiting ring on the rotating cylinder 3 is clamped into the clamping grooves of the two groups of inner rings 2 for fixation, the rolling bodies 5 are placed in through holes on two sides of the retainer 4, the retainer 4 provided with the rolling bodies 5 is placed in a cavity formed between the outer ring 1 and the inner ring 2, the rolling bodies 5 are clamped in the arc-shaped grooves of the first steel pad 6 and the second steel pad 7, oil is injected into the cavity between the outer ring 1 and the inner ring 2, the sealing rings are clamped into two sides of the cavity between the outer ring 1 and the inner ring 2, the sealing rings are tightly attached to the outer ring 1 and the inner ring 2 by utilizing the elasticity of the spring 9, and the steel materials of the first steel pad 6 and the second steel pad 7 can increase the friction force generated by the rotation of the rolling bodies 5, the wear-resistant layer 11 on the outer surface of the rolling body 5 can increase the wear resistance of the rolling body 5, and when the whole body is not needed to be used, the convex ring on one side of the dust cover 10 is clamped into the clamping groove on the outer surface of the outer ring 1 to be fixed, so that dust can be prevented from entering a cavity between the outer ring 1 and the inner ring 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," 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 invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a long-life bearing ball, includes outer lane (1), inner circle (2), a rotating cylinder (3), holder (4), rolling element (5), sealing washer (8) and shield (10), its characterized in that: the utility model discloses a rolling bearing, including outer lane (1), inner circle (2), inner surface of inner circle (2) are provided with and rotate a section of thick bamboo (3), be provided with holder (4) in the cavity that forms between outer lane (1) and inner circle (2), the internal surface mounting of outer lane (1) has first steel pad (6), the surface mounting of inner circle (2) has second steel pad (7), spring (9) are installed to the inner chamber of sealing washer (8), the surface of rolling element (5) is provided with wearing layer (11).

2. A long-life bearing ball as claimed in claim 1, wherein: the quantity of outer lane (1) and inner circle (2) is two and equally divide for two sets ofly, two sets of one side of outer lane (1) and inner circle (2) is tangent, the structure of rotating a section of thick bamboo (3) is rotated the ring of connecting by two each other and is constituteed, two the spacing ring is all installed to the surface of ring in rotating a section of thick bamboo (3), two the draw-in groove of the corresponding and size looks adaptation in ring position of inner circle (2) internal surface seted up with the ring position of rotating a section of thick bamboo (3) ring surface.

3. A long-life bearing ball as claimed in claim 1, wherein: circular through holes matched with the rolling bodies (5) in size are formed in the two sides of the retainer (4), and the rolling bodies (5) are arranged in the through holes in the two sides of the retainer (4) in a plurality of annular arrays.

4. A long-life bearing ball as claimed in claim 1, wherein: the arc recess that corresponds and size looks adaptation with rolling element (5) position is seted up to the both sides of the bottom of first steel pad (6), the arc recess that corresponds and size looks adaptation with rolling element (5) position is seted up to the both sides at second steel pad (7) top, the mounted position of rolling element (5) is located the cavity between first steel pad (6) and second steel pad (7) arc recess.

5. A long-life bearing ball as claimed in claim 1, wherein: the cavity formed between the outer ring (1) and the inner ring (2) corresponds to the position of the sealing ring (8) in size and is matched with the sealing ring in size, and the outer surface of the sealing ring (8) is attached to the outer ring (1) and the inner ring (2).

6. A long-life bearing ball as claimed in claim 1, wherein: the dustproof cover is characterized in that a convex ring is installed on one side of the dustproof cover (10), and a clamping groove which corresponds to the convex ring on one side of the dustproof cover (10) in position and is matched with the convex ring in size is formed in the outer surface of the outer ring (1).