CN216306481U

CN216306481U - Double-layer sealed dustproof combined bearing

Info

Publication number: CN216306481U
Application number: CN202123092631.5U
Authority: CN
Inventors: 陈奔扬
Original assignee: Zhejiang Wanli Bearing Co ltd
Current assignee: Zhejiang Wanli Bearing Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-04-15
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of bearings, in particular to a double-layer sealed dustproof combined bearing. The technical scheme comprises the following steps: the ceramic ball bearing comprises an outer ring, an inner ring and ceramic balls, wherein the inner ring is installed at the middle position of the inner surface of the outer ring through the ceramic balls, a retainer is installed at the position, located in the gap between the outer ring and the inner ring, of the outer surface of the ceramic balls, guide angles are installed at the positions of two sides of the inner surface of the inner ring, clamping grooves B are formed in the positions of two sides of the inner surface of the outer ring, and sealing covers A are installed on the inner surfaces of the clamping grooves B. The utility model solves the problems that the prior device mostly adopts a single-layer sealing cover to seal the inside of the ball, the sealing cover is easy to deform after long-time use, dust is easy to enter the inside of the ball to influence the service life of the bearing, and the prior ball is mostly made of bearing steel and is easy to deform under a high-temperature environment to cause the clamping stagnation of the bearing and poor service life, thereby prolonging the service life of the device.

Description

Double-layer sealed dustproof combined bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a double-layer sealed dustproof combined bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision, and the rolling bearing is divided into radial bearing and thrust bearing according to the different directions of the load or the different nominal contact angles it can bear. The radial contact bearing is a radial bearing with a nominal contact angle of 0, and the radial contact bearing is a radial bearing with a nominal contact angle of more than 0 to 45. The axial contact bearing is a thrust bearing with a nominal contact angle of 90, and the thrust angular contact bearing is a thrust bearing with a nominal contact angle of more than 45 but less than 90.

Current bearing adopts the sealed lid of individual layer to seal inside the ball more, and sealed lid is yielding after long-time the use, and inside the dust very easily got into the ball, influenced bearing life, and current ball adopts bearing steel matter to make more, yielding under high temperature environment, leads to the bearing jamming, and life is not good, for this reason, we provide a double-deck dustproof combination formula bearing that seals.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-layer sealing dustproof combined bearing which has the advantage of good sealing effect and solves the problems that the existing device mostly adopts a single-layer sealing cover to seal the inside of a ball, the sealing cover is easy to deform after long-time use, dust easily enters the inside of the ball and the service life of the bearing is influenced, and the existing ball is mostly made of bearing steel and is easy to deform under a high-temperature environment, so that the bearing is clamped and has poor service life.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double-deck sealed dustproof combination formula bearing, includes outer loop, inner ring and ceramic ball, wherein outer loop internal surface intermediate position department installs the inner ring through the ceramic ball, the ceramic ball surface is located outer loop and inner ring clearance position department and installs the holder, interior surface both sides position department all installs the guide angle, outer loop internal surface both sides position department all is equipped with draw-in groove B, draw-in groove B internal surface mounting has sealed lid A, inner ring surface both sides are located sealed lid A one side position department and all are equipped with draw-in groove A, draw-in groove A internal surface mounting has sealed lid B.

Preferably, the number of the ceramic balls is eight, the eight ceramic balls are uniformly distributed in the middle of the inner surface of the outer ring, and the eight ceramic balls are arranged, so that the ceramic ball bearing is convenient to use in a high-temperature environment.

Preferably, the angle of the guide angles on the two sides is 5 degrees, and the installation of the utility model is convenient by arranging the guide angles.

Preferably, both sides guiding angle internal surface intermediate position department installs the sealing washer through the seal groove, seals through the sealing washer to the internal surface of inner ring, prevents that the dust from getting into the junction, causes the junction corrosion.

Preferably, sealed lid A is close to sealed lid B one side and installs rubber picture peg A, sealed lid B is close to sealed lid A one side and installs rubber picture peg B, rubber picture peg A and rubber picture peg B intercrossing set up, rubber pad is all installed with rubber picture peg B extreme position department to rubber picture peg A, rubber picture peg B and rubber pad through setting up rubber picture peg A, rubber picture peg B, and the rubber pad reaches and carries out double-deck sealing to ball mechanism.

Preferably, the inner surface of the outer ring and the outer surface of the inner ring are both provided with chromium coatings, and the wear resistance of the outer ring and the wear resistance of the inner ring are improved by the chromium coatings.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model achieves the effect of double-layer sealing of the utility model by arranging the sealing cover A, the sealing cover B, the rubber inserting plate A and the rubber inserting plate B, the clamping grooves B are respectively arranged at the two sides of the inner surface of the outer ring, the sealing cover A is arranged at the inner surface of the clamping groove B, the clamping groove A is arranged at the two sides of the outer surface of the inner ring at the position of one side of the sealing cover A, the sealing cover B is arranged at the inner surface of the clamping groove A, the rubber inserting plate A is arranged at one side of the sealing cover A, the rubber inserting plate B is arranged at one side of the sealing cover B, the rubber inserting plate A and the rubber inserting plate B are arranged in a mutually crossed way, and the rubber pads are arranged at the tail end positions of the rubber inserting plate A and the rubber inserting plate B, so as to solve the problems that the single-layer sealing cover is adopted to seal the inside of the ball, the sealing cover is easy to deform after long-time use, dust is easy to enter the inside of the ball, and the service life of the bearing is influenced, the service life of the utility model is prolonged.

2. The eight ceramic balls are uniformly arranged in the middle of the inner surface of the outer ring, so that the effect of the ball bearing convenient to use in a high-temperature environment is achieved, the chromium coatings are arranged on the inner surface of the outer ring and the outer surface of the inner ring, the problems that the existing ball bearings are made of bearing steel materials and are easy to deform in the high-temperature environment, so that the bearing is clamped and the service life is poor are solved, and the service life of the ball bearing is prolonged.

3. According to the utility model, the sealing ring is arranged at the middle position of the inner surfaces of the guide angles at the two sides through the sealing groove, so that the effect of sealing the joint of the bearing is achieved, the inner surface of the inner ring is sealed through the sealing ring, so that the problem that dust easily enters the joint of the inner ring to cause corrosion of the joint is solved, and the service life of the bearing is prolonged.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

FIG. 4 is an enlarged view of B in FIG. 2;

FIG. 5 is a schematic side view of the present invention.

Reference numerals: 1. an outer ring; 2. a seal ring; 3. a guide angle; 4. an inner ring; 5. a sealing cover A; 6. ceramic balls; 7. a holder; 8. a sealing groove; 9. a rubber plugboard A; 10. a sealing cover B; 11. a clamping groove A; 12. a rubber plug board B; 13. a rubber pad; 14. and a clamping groove B.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1 to 5, in order to achieve the above object, the present invention provides the following technical solutions: a double-layer sealed dustproof combined bearing comprises an outer ring 1, an inner ring 4 and ceramic balls 6, wherein the inner ring 4 is arranged at the middle position of the inner surface of the outer ring 1 through the ceramic balls 6, a retainer 7 is arranged at the position, located in the gap between the outer ring 1 and the inner ring 4, of the outer surface of each ceramic ball 6, guide angles 3 are arranged at the positions of two sides of the inner surface of the inner ring 4, clamping grooves B14 are arranged at the positions of two sides of the inner surface of the outer ring 1, sealing covers A5 are arranged at the inner surfaces of the clamping grooves B14, clamping grooves A11 are arranged at the positions, located at one side of each sealing cover A5, of two sides of the outer surface of the inner ring 4, sealing covers B10 are arranged at the inner surfaces of the clamping grooves A11, the ceramic balls 6 are totally eight, the eight ceramic balls 6 are uniformly distributed at the middle position of the inner surface of the outer ring 1, a rubber inserting plate A9 is arranged at one side of each sealing cover A5 close to each sealing cover B10, a 12 is arranged at one side of each sealing cover B10 close to each A5, the rubber inserting plate A9 and the rubber inserting plate B12 are arranged in a crossed mode, rubber pads 13 are arranged at the tail ends of the rubber inserting plate A9 and the rubber inserting plate B12.

The working principle of the double-layer sealed dustproof combined bearing based on the embodiment 1 is as follows: after the ball bearing mechanism is installed, the ball bearing mechanism is installed at a use place, mechanical transmission equipment is supported through the eight ceramic balls 6, transmission of a transmission mechanism is facilitated, meanwhile, dust is blocked through the sealing cover A5, the rubber inserting plate A9 on one side of the sealing cover B10, the rubber inserting plate B12 and the rubber pad 13, the dust is prevented from entering the ball bearing mechanism, the service life of the ball bearing mechanism is prolonged, and the working process of the ball bearing mechanism is completed.

Example two

As shown in fig. 1 to 5, compared with the first embodiment, the present invention provides a double-layer sealed dustproof combined bearing, which further includes: the angle of the two side guide angles 3 is 5 degrees, the sealing ring 2 is arranged at the middle position of the inner surface of the two side guide angles 3 through the sealing groove 8, and chromium coatings are arranged on the inner surface of the outer ring 1 and the outer surface of the inner ring 4.

In the embodiment, the guide angles 3 on the two sides are used for facilitating quick installation of the utility model, the inner surface of the inner ring 4 is sealed by the sealing ring 2, dust is prevented from entering the joint to cause corrosion of the joint, the wear resistance of the outer ring 1 and the inner ring 4 is improved by the chromium coating, and the service life of the utility model is prolonged.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.

Claims

1. The utility model provides a double-deck dustproof combination formula bearing that seals, includes outer loop (1), inner ring (4) and ceramic ball (6), its characterized in that: outer loop (1) internal surface intermediate position department installs inner ring (4) through ceramic ball (6), ceramic ball (6) surface is located outer loop (1) and inner ring (4) clearance position department and installs holder (7), guide angle (3) are all installed to inner ring (4) internal surface both sides position department, outer loop (1) internal surface both sides position department all is equipped with draw-in groove B (14), draw-in groove B (14) internal surface installs sealed lid A (5), inner ring (4) surface both sides are located sealed lid A (5) one side position department and all are equipped with draw-in groove A (11), sealed lid B (10) are installed to draw-in groove A (11) internal surface.

2. The double-layer sealed dustproof combined bearing according to claim 1, wherein: the number of the ceramic balls (6) is eight, and the eight ceramic balls (6) are uniformly distributed in the middle of the inner surface of the outer ring (1).

3. The double-layer sealed dustproof combined bearing according to claim 1, wherein: the angle of the guide angle (3) on the two sides is 5 degrees.

4. The double-layer sealed dustproof combined bearing according to claim 1, wherein: and sealing rings (2) are arranged at the middle positions of the inner surfaces of the guide angles (3) through sealing grooves (8).

5. The double-layer sealed dustproof combined bearing according to claim 1, wherein: sealed lid A (5) are close to sealed lid B (10) one side and install rubber picture peg A (9), sealed lid B (10) are close to sealed lid A (5) one side and install rubber picture peg B (12), rubber picture peg A (9) and rubber picture peg B (12) intercrossing set up, rubber pad (13) are all installed with rubber picture peg B (12) end position department in rubber picture peg A (9).

6. The double-layer sealed dustproof combined bearing according to claim 1, wherein: the inner surface of the outer ring (1) and the outer surface of the inner ring (4) are both provided with chromium coatings.