CN213064335U

CN213064335U - Corrosion-resistant tapered roller bearing

Info

Publication number: CN213064335U
Application number: CN202021890278.8U
Authority: CN
Inventors: 刘明迁
Original assignee: Shandong Jiewo Automobile Technology Co ltd
Current assignee: Shandong Jiewo Automobile Technology Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-27
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a corrosion-resistant tapered roller bearing, including outer lane and spacing groove, the outside cladding of outer lane has the plating layer, and the inside block of outer lane has the holder, the below welding of holder has solid fixed ring, and solid fixed ring's inside is provided with the draw-in groove to the internally mounted of draw-in groove has the roller, the top of holder is provided with little cone angle, and the below of holder is provided with big cone angle, the top of little cone angle is provided with the oil filler point, and the top of oil filler point installs the visor to the elastic hinge is installed on the right side of visor, the inside of spacing groove is provided with the anticorrosive coating, and the spacing groove is located one side of roller. This corrosion-resistant tapered roller bearing is provided with the anticorrosive coating, through setting up the anticorrosive coating in the inner circle outside to make the smooth difficult easy corruption in surface of inner circle, can effectual improvement bearing's life, avoid inner circle long service life and water contact, lead to the phenomenon of inner circle corrosion damage.

Description

Corrosion-resistant tapered roller bearing

Technical Field

The utility model relates to a bearing technical field specifically is a corrosion-resistant tapered roller bearing.

Background

The tapered roller bearing belongs to a separated bearing, the inner ring and the outer ring of the bearing are respectively provided with a tapered raceway, the bearing is divided into single-row, double-row and four-row tapered roller bearings and other different structural types according to the row number of the mounted rollers, the single-row tapered roller bearing can bear radial load and single-direction axial load, when the bearing bears the radial load, an axial component force is generated, and therefore when another bearing capable of bearing the opposite direction axial force is needed for balancing.

The existing bearings on the market have fewer protection functions and do not have an electroplating process and an anticorrosion process, so that the problem that the service life of the bearing is influenced due to cracks caused by friction when the inner ring and the outer ring of the bearing are connected and rotate is solved.

In order to solve the problems, innovative design is urgently needed on the basis of the original bearing, and therefore a corrosion-resistant tapered roller bearing is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant tapered roller bearing to the safeguard function who solves the bearing that proposes in the above-mentioned background art is less, does not possess electroplating process and anticorrosive technology, thereby leads to the inner circle and the outer lane of bearing to lead to the fact the crack because of the friction when connecting the use rotation, influences bearing life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant tapered roller bearing, includes outer lane and spacing groove, the outside cladding of outer lane has the plating layer, and the inside block of outer lane has the holder, the below welding of holder has solid fixed ring, and solid fixed ring's inside is provided with the draw-in groove to the internally mounted of draw-in groove has the roller, the top of holder is provided with little cone angle, and the below of holder is provided with big cone angle, the top of little cone angle is provided with the oil filler point, and the top of oil filler point installs the visor to the elasticity hinge is installed on the right side of visor, the inside of spacing groove is provided with the anticorrosive coating, and the spacing groove is located one side of roller, the inside cladding of anticorrosive coating has the inner circle, and the.

Preferably, a cladding structure is arranged between the electroplated layer and the outer ring, and the electroplated layer is tightly attached to the outer part of the outer ring.

Preferably, the retainer and the outer ring are in clamping connection, and the center line of the retainer and the center line of the outer ring are overlapped.

Preferably, the rollers and the retainer form a rotating structure through a fixing ring, and the rollers are distributed at equal intervals along the interior of the retainer.

Preferably, the protective cover and the oil filling hole form an opening and closing structure through an elastic hinge, and the oil filling hole is perpendicular to the top of the retainer.

Preferably, a cladding structure is arranged between the inner ring and the anticorrosive coating, and the outer part of the anticorrosive coating is tightly attached to the roller.

Preferably, the inner ring and the outer ring form an engaging structure via the rollers, and a center line of the inner ring and a center line of the outer ring overlap each other.

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

1. this corrosion-resistant tapered roller bearing is provided with the anticorrosive coating, through setting up the anticorrosive coating in the inner circle outside to make the smooth difficult easy corruption in surface of inner circle, can effectual improvement bearing's life, avoid inner circle long service life and water contact, lead to the phenomenon of inner circle corrosion damage.

2. This corrosion-resistant tapered roller bearing is provided with the visor, through installing the visor in the oil filler point top to can protect the inside oil of oil filler point can not overflow and come out, can also effectually prevent that the dust from getting into inside, avoid the inside dust that gets into of oil filler point, lead to inside the roller to have the rotatory phenomenon that is not smooth and easy of foreign matter.

3. This corrosion-resistant tapered roller bearing is provided with the plating layer, through setting up the outside plating layer in outer lane to can make the outer lane plate the one deck alloy on the surface, avoid externally exposing for a long time at the outer lane, lead to the outer lane to have the easy cracked phenomenon of damage such as mar.

Drawings

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

FIG. 2 is a schematic view of the roller structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the retainer of the present invention;

fig. 4 is an enlarged schematic view of the a position of the present invention.

In the figure: 1. an outer ring; 2. electroplating layer; 3. a holder; 4. a fixing ring; 5. a card slot; 6. a roller; 7. a small taper angle; 8. a large taper angle; 9. an oil filler hole; 10. a protective cover; 11. an elastic hinge; 12. a limiting groove; 13. an anticorrosive layer; 14. an inner ring; 15. and a through hole.

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 a technical solution: a corrosion-resistant tapered roller bearing comprises an outer ring 1 and a limiting groove 12, wherein an electroplated layer 2 is coated outside the outer ring 1, a retainer 3 is clamped inside the outer ring 1, a coating-shaped structure is formed between the electroplated layer 2 and the outer ring 1, and the electroplated layer 2 is tightly attached to the outside of the outer ring 1, the electroplated layer 2 can protect the outer ring 1 from metal oxidation, the wear resistance and the conductivity are improved, a fixing ring 4 is welded below the retainer 3, a clamping groove 5 is formed inside the fixing ring 4, a roller 6 is installed inside the clamping groove 5, the retainer 3 is connected with the outer ring 1 in a clamping manner, the center line of the retainer 3 is coincident with the center line of the outer ring 1, the retainer 3 is convenient to disassemble and replace and convenient to maintain, the roller 6 forms a rotating structure with the retainer 3 through the fixing ring 4 and is distributed along the inside of the retainer 3 at equal intervals, the design is that in order that the roller 6 can rotate in the clamping groove 5 in the fixing ring 4 to enable the bearing to achieve the effect of reducing friction, a small cone angle 7 is arranged above the retainer 3, a large cone angle 8 is arranged below the retainer 3, an oil filling hole 9 is arranged above the small cone angle 7, a protective cover 10 is arranged above the oil filling hole 9, an elastic hinge 11 is arranged on the right side of the protective cover 10, the protective cover 10 and the oil filling hole 9 form an opening and closing structure through the elastic hinge 11, and the oil filling hole 9 is perpendicular to the top of the retainer 3, the design is used for conveniently closing the oil filling hole 9 and preventing the oil filling from overflowing after oil filling, the protective cover 10 has heat insulation and can also avoid the situation that the roller 6 is blocked due to the fact that dust enters the oil filling hole 9, an anti-corrosion layer 13 is arranged inside the limiting groove 12 is located on one side of the roller 6, and, the through hole 15 is formed in the inner ring 14, the inner ring 14 and the anticorrosive layer 13 are in a coating structure, the outer part of the anticorrosive layer 13 is tightly attached to the roller 6, the design is to protect the inner ring 14 to be continuously lubricated, the surface can be smooth and not easy to rust, the service life of the inner ring 14 is prolonged, the inner ring 14 and the outer ring 1 form a clamping structure through the roller 6, the central line of the inner ring 14 and the central line of the outer ring 1 are overlapped, the design is to facilitate the inner ring 14 to rotate in the outer ring 1, and the matching between the inner ring 14 and the outer ring 1 can effectively prevent the increase of the rotation torque.

The working principle is as follows: the corrosion-resistant tapered roller bearing has the use process that firstly, a shaft part can be inserted into a through hole 15 of an inner ring 14, an anticorrosive layer 13 outside the inner ring 14 can effectively protect the inner ring 14 from being damaged, the pressure is reduced, the surface is smoother, the inner ring 14 rotates through a roller 6 inside an external retainer 3, half of the roller 6 can be matched with the inner ring 14 to rotate, half of the roller can be matched with an outer ring 1 to reversely rotate, the roller 6 can be fixed up and down through a fixing ring 4 inside the retainer 3 to avoid the falling-off condition, the roller 6 is in line contact with a clamping groove 5, the radial load capacity is large, the upper part of the bearing is a small taper angle 7, the lower part of the bearing is a large taper angle 8 to form a tapered bearing with narrow upper part and wide lower part, a roller path and a rolling body of the cylindrical roller bearing are in a geometric shape, after the improvement design, the bearing capacity is higher, and the, not only improves the axial bearing capacity of the bearing, but also improves the lubricating condition of the contact area between the end surface of the roller 6 and the retainer 3, and improves the service performance of the bearing.

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. The utility model provides a corrosion-resistant tapered roller bearing, includes outer lane (1) and spacing groove (12), its characterized in that: the outer ring is characterized in that an electroplated layer (2) is coated on the outer portion of the outer ring (1), a retainer (3) is clamped in the outer portion of the outer ring (1), a fixing ring (4) is welded in the retainer (3), a clamping groove (5) is formed in the fixing ring (4), a roller (6) is arranged in the clamping groove (5), a small cone angle (7) is arranged above the retainer (3), a large cone angle (8) is arranged below the retainer (3), an oil filling hole (9) is arranged above the small cone angle (7), a protective cover (10) is arranged above the oil filling hole (9), an elastic hinge (11) is arranged on the right side of the protective cover (10), an anti-corrosion layer (13) is arranged in the limiting groove (12), the limiting groove (12) is located on one side of the roller (6), and an inner ring (14) is coated in the anti-corrosion layer (13, and a through hole (15) is arranged inside the inner ring (14).

2. A corrosion-resistant tapered roller bearing according to claim 1, characterized in that: the electroplating layer (2) and the outer ring (1) are in a coating structure, and the electroplating layer (2) is tightly attached to the outer part of the outer ring (1).

3. A corrosion-resistant tapered roller bearing according to claim 1, characterized in that: the retainer (3) is connected with the outer ring (1) in a clamping manner, and the center line of the retainer (3) is superposed with the center line of the outer ring (1).

4. A corrosion-resistant tapered roller bearing according to claim 1, characterized in that: the rollers (6) and the retainer (3) form a rotating structure through the fixing ring (4), and the rollers (6) are distributed at equal intervals along the inner part of the retainer (3).

5. A corrosion-resistant tapered roller bearing according to claim 1, characterized in that: the protective cover (10) and the oil filling hole (9) form an opening and closing structure through an elastic hinge (11), and the oil filling hole (9) is perpendicular to the top of the retainer (3).

6. A corrosion-resistant tapered roller bearing according to claim 1, characterized in that: and a coating structure is arranged between the inner ring (14) and the anticorrosive layer (13), and the outer part of the anticorrosive layer (13) is tightly attached to the roller (6).

7. A corrosion-resistant tapered roller bearing according to claim 1, characterized in that: the inner ring (14) and the outer ring (1) form a clamping structure through the rollers (6), and the center line of the inner ring (14) and the center line of the outer ring (1) are overlapped.