CN209818556U

CN209818556U - Ceramic bearing

Info

Publication number: CN209818556U
Application number: CN201920326211.2U
Authority: CN
Inventors: 林靖翔
Original assignee: QUANZHOU DEYUAN BEARING CO Ltd
Current assignee: Fujian Deyuan Intelligent Technology Co.,Ltd.
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2019-12-20
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a ceramic bearing, including outer lane and inner circle, the outer lane includes the basic unit, the bottom fixedly connected with puigging of basic unit, the bottom fixedly connected with corrosion resistant layer of puigging, the bottom fixedly connected with flame retardant coating on corrosion resistant layer, the bottom fixedly connected with protective layer of flame retardant coating, the inner circle is located the inside of outer lane, interior raceway and outer raceway have been seted up respectively between the relative one side of outer lane and inner circle, be provided with the holder between the relative one side of interior raceway and outer raceway, the through-hole has been seted up on the surface of holder. The utility model discloses a cooperation that sets up outer lane, inner circle, basic unit, puigging, corrosion resistant layer, flame retardant coating, protective layer, interior raceway, outer raceway, holder, through-hole and ball is used, has solved the problem that current ceramic bearing life is short, and this ceramic bearing possesses long service life's advantage, is worth promoting.

Description

Ceramic bearing

Technical Field

The utility model relates to a bearing technical field specifically is a ceramic bearing.

Background

The bearing is an important part in the modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the motion process and ensure the rotation precision of the mechanical rotating body, the bearing can be divided into two categories of a rolling bearing and a sliding bearing according to the difference of the friction properties of moving elements, wherein the rolling bearing is standardized and serialized, but compared with the sliding bearing, the rolling bearing has larger radial size, vibration and noise and higher price, the rolling bearing generally consists of four parts, namely an outer ring, an inner ring, a rolling body and a retainer, strictly speaking consists of six parts, namely the outer ring, the inner ring, the rolling body, the retainer, a seal and lubricating oil, simply speaking, the rolling bearing can be defined as the rolling bearing as long as the rolling bearing is provided with the outer ring, the inner ring and the rolling body, and the rolling bearing is divided into two categories, namely a ball bearing and, the conventional ceramic bearing has short service life, and can be damaged in the using process of a user, thereby bringing troubles to the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ceramic bearing possesses long service life's advantage, has solved the problem that current ceramic bearing life is short.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ceramic bearing, includes outer lane and inner circle, the outer lane includes the basic unit, the bottom fixedly connected with puigging of basic unit, the bottom fixedly connected with corrosion resistant layer of puigging, the bottom fixedly connected with flame retardant coating on corrosion resistant layer, the bottom fixedly connected with protective layer of flame retardant coating, the inner circle is located the inside of outer lane, interior raceway and outer raceway have been seted up respectively between the relative one side of outer lane and inner circle, be provided with the holder between the relative one side of interior raceway and outer raceway, the through-hole has been seted up on the surface of holder, the inner chamber swing joint of through-hole has the ball that uses with interior raceway and outer raceway cooperation.

Preferably, the base layer is made of a zirconia ceramic material, and the sound insulation layer is made of a polyethylene material.

Preferably, the corrosion-resistant layer is made of a nickel-based alloy material, and the fireproof layer is made of a basalt fiber material.

Preferably, the protective layer is made of materials such as tetrafluoroethylene and expanded graphite, and the inner ring, the balls and the retainer are made of the same material as the outer ring.

Preferably, the number of the through holes is a plurality, and the surfaces of the balls are respectively contacted with the inner raceway, the outer raceway and the inner wall of the through holes.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a cooperation that sets up outer lane, inner circle, basic unit, puigging, corrosion resistant layer, flame retardant coating, protective layer, interior raceway, outer raceway, holder, through-hole and ball is used, has solved the problem that current ceramic bearing life is short, and this ceramic bearing possesses long service life's advantage, is worth promoting.

2. The utility model discloses a set up the puigging, can play the sound insulation effect, reduce the sound that the bearing during operation sent, through setting up corrosion resistant layer, increase the corrosion resisting property of bearing, through setting up the flame retardant coating, increase the fire behavior of bearing, through setting up the protective layer, increased the wear resistance of bearing, through setting up interior raceway and outer raceway, make things convenient for the ball to rotate, through setting up the holder, avoid a plurality of balls collision friction, increase frictional force.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a schematic diagram of the outer ring of the present invention.

In the figure: the bearing comprises an outer ring 1, an inner ring 2, a base layer 101, a sound insulation layer 102, a corrosion-resistant layer 103, a fireproof layer 104, a protective layer 105, an inner raceway 3, an outer raceway 4, a retainer 5, a through hole 6 and balls 7.

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, a ceramic bearing comprises an outer ring 1 and an inner ring 2, wherein the outer ring 1 comprises a base layer 101, a sound insulation layer 102 is fixedly connected to the bottom of the base layer 101, an anti-corrosion layer 103 is fixedly connected to the bottom of the sound insulation layer 102, a fireproof layer 104 is fixedly connected to the bottom of the anti-corrosion layer 103, a protective layer 105 is fixedly connected to the bottom of the fireproof layer 104, the inner ring 2 is located inside the outer ring 1, an inner raceway 3 and an outer raceway 4 are respectively arranged between opposite sides of the outer ring 1 and the inner ring 2, a retainer 5 is arranged between opposite sides of the inner raceway 3 and the outer raceway 4, a through hole 6 is arranged on the surface of the retainer 5, a ball 7 used in cooperation with the inner raceway 3 and the outer raceway 4 is movably connected to an inner cavity of the through hole 6, the base layer 101 is made of a zirconia ceramic material, the sound, the fireproof layer 104 is made of basalt fiber materials, the protective layer 105 is made of materials such as tetrafluoroethylene and expanded graphite, the inner ring 2, the balls 7 and the retainer 5 are made of the same material with the outer ring 1, the number of the through holes 6 is a plurality of, the surfaces of the balls 7 are respectively contacted with the inner raceway 3, the outer raceway 4 and the inner walls of the through holes 6, the soundproof effect can be achieved by arranging the soundproof layer 102, the sound generated when the bearing works is reduced, the corrosion resistance of the bearing is improved by arranging the corrosion-resistant layer 103, the fireproof performance of the bearing is improved by arranging the fireproof layer 104, the wear resistance of the bearing is improved by arranging the protective layer 105, the rotation of the balls 7 is facilitated by arranging the retainer 5, the collision friction of the balls 7 is avoided, the friction force is increased, and the outer ring 1, the inner ring 2 and the base layer 101 are arranged The soundproof layer 102, the corrosion-resistant layer 103, the fireproof layer 104, the protective layer 105, the inner roller path 3, the outer roller path 4, the retainer 5, the through hole 6 and the balls 7 are used in cooperation, so that the problem that the conventional ceramic bearing is short in service life is solved.

During the use, through puigging 102, can play the sound insulation effect, reduce the sound that the bearing during operation sent, through corrosion-resistant layer 103, increase the corrosion resisting property of bearing, through flame retardant coating 104, increase the fire behavior of bearing, through protective layer 105, increased the wear resisting property of bearing, ball 7 rotates at the inner chamber of through-hole 6, interior raceway 3 and outer raceway 4.

In summary, the following steps: the ceramic bearing solves the problem that the service life of the existing ceramic bearing is short by the matched use of the outer ring 1, the inner ring 2, the base layer 101, the sound insulation layer 102, the corrosion-resistant layer 103, the fireproof layer 104, the protective layer 105, the inner roller path 3, the outer roller path 4, the retainer 5, the through hole 6 and the balls 7.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A ceramic bearing, includes outer lane (1) and inner circle (2), its characterized in that: the outer ring (1) comprises a base layer (101), the bottom of the base layer (101) is fixedly connected with a sound insulation layer (102), the bottom of the sound insulation layer (102) is fixedly connected with a corrosion-resistant layer (103), the bottom of the corrosion-resistant layer (103) is fixedly connected with a fireproof layer (104), the bottom of the fireproof layer (104) is fixedly connected with a protective layer (105), the inner ring (2) is positioned inside the outer ring (1), an inner raceway (3) and an outer raceway (4) are respectively arranged between the opposite sides of the outer ring (1) and the inner ring (2), a retainer (5) is arranged between the opposite sides of the inner raceway (3) and the outer raceway (4), the surface of the retainer (5) is provided with a through hole (6), and an inner cavity of the through hole (6) is movably connected with a ball (7) which is matched with the inner rolling path (3) and the outer rolling path (4) for use.

2. A ceramic bearing according to claim 1, wherein: the base layer (101) is made of zirconia ceramic materials, and the sound insulation layer (102) is made of polyethylene materials.

3. A ceramic bearing according to claim 1, wherein: the corrosion-resistant layer (103) is made of a nickel-based alloy material, and the fireproof layer (104) is made of a basalt fiber material.

4. A ceramic bearing according to claim 1, wherein: the protective layer (105) is made of materials such as tetrafluoroethylene and expanded graphite, and the inner ring (2), the balls (7) and the retainer (5) are made of the same material as the outer ring (1).

5. A ceramic bearing according to claim 1, wherein: the number of the through holes (6) is a plurality, and the surfaces of the balls (7) are respectively contacted with the inner walls of the inner raceway (3), the outer raceway (4) and the through holes (6).