CN210484390U

CN210484390U - Bearing for long-life maintenance-free plough locomotive

Info

Publication number: CN210484390U
Application number: CN201921443068.1U
Authority: CN
Inventors: 宋春华
Original assignee: Zhejiang Wanqing Auto Parts Co Ltd
Current assignee: Zhejiang Wanqing Auto Parts Co Ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-05-08
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a bearing used on a long-life maintenance-free plowing locomotive, which comprises an inner ring, an outer ring, a ball groove, a retainer, a steel ball, a sealing ring, a sealing groove, a sealing ring and a first rubber ring, wherein the outer side of the inner ring is sleeved with the outer ring, the ball groove is respectively arranged on the outer side of the inner ring and the inner wall of the outer ring, the retainer is rotationally connected between the inner ring and the outer ring, the steel ball is rotationally connected with the inner wall of the retainer at equal intervals, the steel ball is in rolling connection with the inner wall of the ball groove, the sealing ring is symmetrically embedded and fixed on the inner wall of the outer ring, the outer side of the inner ring is symmetrically provided with the sealing groove matched with the sealing ring, the sealing ring is in sliding connection with the sealing groove, the sealing ring is symmetrically fixed with the sealing ring at, and can prevent lubricating oil from leaking, so that people do not need to maintain the bearing, and the service life is prolonged.

Description

Bearing for long-life maintenance-free plough locomotive

Technical Field

The utility model relates to a bearing technical field, concretely relates to use bearing on long-life non-maintaining plough locomotive.

Background

A plowing machine is a machine used for plowing in agriculture, and a bearing is taken as a rotationally connected part on the plowing machine and is an important part in contemporary mechanical equipment. Its main function is the support machinery rotator, reduce the coefficient of friction in its motion process, and guarantee its gyration precision, but the ploughing machine is when using, work on the soil, operational environment dust and earth pollution are heavier, make and get into impurity such as dust or earth in the bearing easily, and then make the inside lubricating oil of bearing receive the pollution, long-time the use leads to the bearing wearing and tearing serious, need frequent maintenance, it is comparatively troublesome to use, for this reason we propose a long-life maintenance-free ploughing machine for use the bearing on.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a long-life maintenance-free bearing used on a plowing locomotive, which does not need maintenance and has long service life, and comprises an inner ring, an outer ring, a ball groove, a retainer, steel balls, a sealing ring, a sealing groove, a sealing ring and a first rubber ring, wherein the outer side of the inner ring is sleeved with the outer ring, the ball groove is respectively arranged at the outer side of the inner ring and the inner wall of the outer ring, the retainer is rotationally connected between the inner ring and the outer ring, the steel balls are rotationally connected at equal intervals on the inner wall of the retainer, the steel balls are in rolling connection with the inner wall of the ball groove, the sealing ring is symmetrically embedded and fixed on the inner wall of the outer ring, the sealing groove matched with the sealing ring is symmetrically arranged at the outer side of the inner ring, the sealing ring is in sliding, and the first rubber ring is rotatably connected with the inner wall of the sealing groove.

Preferably, the inner wall of the ball groove is symmetrically provided with oil grooves.

Preferably, a convex ring is fixed on the inner wall of the sealing groove, a second rubber ring is fixed at one end, close to the convex ring, of the sealing ring, and the second rubber ring is rotatably connected with the convex ring.

Preferably, a scraper is fixed at one end of the outer side of the sealing ring close to the inner ring, and the scraper is connected with the outer side of the inner ring in a sliding manner.

Preferably, the sealing ring, the first rubber ring, the second rubber ring and the scraper are integrally formed.

The utility model has the advantages that:

when in use, the steel balls and the retainer are placed between the inner ring and the outer ring to enable the inner ring and the outer ring to rotate, the sealing ring fixed on the inner wall of the outer ring is in sliding connection with the sealing groove on the inner ring, the sealing rings are symmetrically fixed on the sealing rings, the first rubber rings are fixed on the sealing rings, and the two first rubber rings on the sealing rings are respectively contacted with the sealing groove to enable one first rubber ring to seal the outside with the sealing groove and prevent substances such as external dust and the like from entering the sealing groove, the other first rubber ring seals a gap between the inner ring and the outer ring with the sealing groove and can prevent lubricating oil between the inner ring and the outer ring from leaking out, the convex ring is fixed on the inner wall of the sealing groove, and the second rubber ring on the sealing ring is contacted with the convex ring to enable the inner ring to rotate and if the position of the sealing ring changes, but second rubber ring on the sealing washer then with the bulge loop contact for the second rubber ring continues to seal the seal groove, and the external impurity that significantly reduces gets into between inner circle and the outer lane, and has reduced the leakage of lubricating oil, makes people need not to maintain this bearing, reduces people's maintenance volume, and it is longer to improve life.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic sectional view of the whole structure of the present invention;

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

fig. 3 is a schematic cross-sectional view of the sealing ring of the present invention.

In the figure: 1. an inner ring; 2. an outer ring; 3. a ball groove; 4. a holder; 5. steel balls; 6. a seal ring; 7. a sealing groove; 8. a seal ring; 9. a first rubber ring; 10. an oil sump; 11. a convex ring; 12. a second rubber ring; 13. and (4) scraping the blade.

Detailed Description

Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The bearing for the long-life maintenance-free plowing locomotive comprises an inner ring 1, an outer ring 2, a ball groove 3, a retainer 4, steel balls 5, a sealing ring 6, a sealing groove 7, a sealing ring 8 and a first rubber ring 9, wherein the outer ring 2 is sleeved outside the inner ring 1, the ball groove 3 is formed in the outer side of the inner ring 1 and the inner wall of the outer ring 2, the retainer 4 is rotatably connected between the inner ring 1 and the outer ring 2, the steel balls 5 are rotatably connected to the inner wall of the retainer 4 at equal intervals, the steel balls 5 are in rolling connection with the inner wall of the ball groove 3, the sealing ring 6 is symmetrically embedded and fixed on the inner wall of the outer ring 2, the sealing groove 7 matched with the sealing ring 6 is symmetrically formed in the outer side of the inner ring 1, the sealing ring 6 is in sliding connection with the sealing groove 7, the sealing ring 8 is symmetrically fixed at one end, close to, and sealing washer 8 is the slope setting, 8 one side of sealing washer is fixed with first rubber ring 9, and first rubber ring 9 rotates with 7 inner walls of seal groove to be connected.

Oil grooves 10 are symmetrically formed in the inner wall of the spherical ditch 3, so that lubricating oil can be conveniently stored in the oil grooves 10, and the lubricating effect is improved.

7 inner walls of seal groove are fixed with bulge loop 11, the one end that sealing washer 8 is close to bulge loop 11 is fixed with second rubber ring 12, and second rubber ring 12 rotates with bulge loop 11 to be connected, is convenient for make first rubber ring 9 when breaking away from with 7 inner walls of seal groove, second rubber ring 12 and the contact of bulge loop 11, improve sealed effect.

The scraper 13 is fixed at one end, close to the inner ring 1, of the outer side of the sealing ring 6, and the scraper 13 is in sliding connection with the outer side of the inner ring 1, so that when the sealing ring 6 rotates, the scraper 13 can scrape impurities on the outer side of the inner ring 1, and the impurities are prevented from being accumulated on the inner ring 1.

Sealing ring 6, sealing washer 8, first rubber ring 9, second rubber ring 12 and scraper 13 are integrated into one piece and set up, are convenient for produce.

The working principle of the specific embodiment is as follows: when in use, the steel balls 5 and the retainer 4 are placed between the inner ring 1 and the outer ring 2 to enable the inner ring 1 and the outer ring 2 to rotate, the sealing ring 6 fixed on the inner wall of the outer ring 2 is in sliding connection with the sealing groove 7 on the inner ring 1, the sealing rings 8 are symmetrically fixed on the sealing rings 6, the first rubber rings 9 are fixed on the sealing rings 8, the two first rubber rings 9 on the sealing rings 8 are respectively contacted with the sealing groove 7, one first rubber ring 9 seals the outside with the sealing groove 7 to prevent substances such as outside dust and the like from entering the sealing groove 7, the other first rubber ring 9 seals the gap between the inner ring 1 and the outer ring 2 with the sealing groove 7 to prevent the lubricating oil between the inner ring 1 and the outer ring 2 from leaking, the convex ring 11 is fixed on the inner wall of the sealing groove 7, and the second rubber ring 12 on the sealing ring 8 is contacted with the convex ring 11 to enable the inner, if the position of the sealing ring 8 is changed, when the first rubber ring 9 is separated from the inner wall of the sealing groove 7, the second rubber ring 12 on the sealing ring 8 is contacted with the convex ring 11, the second rubber ring 12 continues to seal the sealing groove 7, the external impurities greatly reduced enter the space between the inner ring 1 and the outer ring 2, the leakage of lubricating oil is reduced, the bearing is not required to be maintained by people, the maintenance amount of people is reduced, and the service life is prolonged.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a long-life non-maintaining bearing for on ploughing locomotive, includes inner circle (1), outer lane (2), ball ditch (3), holder (4), steel ball (5), sealing ring (6), seal groove (7), sealing washer (8) and first rubber ring (9), its characterized in that: the outer side of the inner ring (1) is sleeved with an outer ring (2), the outer side of the inner ring (1) and the inner wall of the outer ring (2) are both provided with ball grooves (3), a retainer (4) is rotationally connected between the inner ring (1) and the outer ring (2), steel balls (5) are rotationally connected on the inner wall of the retainer (4) at equal intervals, the steel balls (5) are in rolling connection with the inner wall of the ball groove (3), the inner wall of the outer ring (2) is symmetrically embedded and fixed with a sealing ring (6), the outer side of the inner ring (1) is symmetrically provided with a sealing groove (7) matched with the sealing ring (6), and the sealing ring (6) is connected with the sealing groove (7) in a sliding way, one end of the sealing ring (6) close to the sealing groove (7) is symmetrically fixed with a sealing ring (8), and sealing washer (8) are the slope setting, sealing washer (8) one side is fixed with first rubber ring (9), and first rubber ring (9) are connected with seal groove (7) inner wall rotation.

2. The bearing for a long life maintenance-free plow and field locomotive of claim 1, wherein: the inner wall of the ball groove (3) is symmetrically provided with oil grooves (10).

3. The bearing for a long life maintenance-free plow and field locomotive of claim 1, wherein: the sealing groove (7) inner wall is fixed with bulge loop (11), the one end that sealing washer (8) are close to bulge loop (11) is fixed with second rubber ring (12), and second rubber ring (12) are connected with bulge loop (11) rotation.

4. The bearing for a long life maintenance-free plow and field locomotive of claim 1, wherein: and a scraper (13) is fixed at one end of the outer side of the sealing ring (6) close to the inner ring (1), and the scraper (13) is in sliding connection with the outer side of the inner ring (1).

5. The bearing for a long life maintenance-free plow and field locomotive of claim 1, wherein: the sealing ring (6), the sealing ring (8), the first rubber ring (9), the second rubber ring (12) and the scraper (13) are integrally formed.