CN220581526U

CN220581526U - Waterproof dustproof multiple combination sealed agricultural machinery bearing

Info

Publication number: CN220581526U
Application number: CN202322232002.0U
Authority: CN
Inventors: 泮海昌; 索恩康; 邵淑妍
Original assignee: Zhongda Hebei Bearing Manufacturing Co ltd
Current assignee: Zhongda Hebei Bearing Manufacturing Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-03-12
Anticipated expiration: 2033-08-18

Abstract

The utility model discloses a waterproof and dustproof multi-combination sealed agricultural machinery bearing, which comprises an inner ring, an outer ring and balls, wherein the outer ring is sleeved outside the inner ring, a plurality of balls are arranged between the outer ring and the inner ring, a first lip-shaped sealing ring is arranged between the outer ring and the inner ring along one side of the balls, a second lip-shaped sealing ring is arranged on the other side of the outer ring, a retainer is arranged between the second lip-shaped sealing ring and the balls, a Style seal is arranged on one side, far away from the balls, of the second lip-shaped sealing ring, and an outer sealing piece is arranged on the outer side of the Style seal; according to the utility model, the first lip-shaped sealing ring is arranged on one side between the inner ring and the outer ring, the second lip-shaped sealing ring and the Style seal are arranged on the other side, and the outer sealing member is arranged on the outer side of the Style seal, so that the sealing effect of the sealing bearing can be effectively improved through a plurality of sealing members, the problem that the sealing bearing cannot be used after one layer of sealing member is worn out can be avoided, and the wear resistance and the service life of the sealing bearing are effectively improved.

Description

Waterproof dustproof multiple combination sealed agricultural machinery bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a waterproof dustproof multi-combination sealed agricultural machinery bearing.

Background

The sealing bearing is a bearing commonly used at present, can effectively prevent water dust from entering the bearing, and can also effectively prevent the occurrence of oil leakage. And the structure of the sealed bearing is different according to different use requirements. Sealing bearings with various combined structures are also appeared in the market, so that the sealing performance of the sealing bearings can be effectively improved, and meanwhile, the sealing bearings are convenient to adapt to different use scenes.

The patent of current patent grant bulletin number CN204025371U discloses a combination formula bearing seal ring, including inner skeleton and exoskeleton, the inside and outside skeleton sets up the rectangle that has the cavity relatively to inside, be equipped with the sealing washer in the cavity, the sealing washer includes the sealing washer main part, outer supplementary seal lip, main seal lip and interior supplementary seal lip, the outer lane axial assembly ring of its inner skeleton has offered the string glue with the other end lateral wall of the radial retaining ring connection one end of inboard and has accepted the groove, the sealing washer main part extends has the upset embedding string to glue to accept the rubber circle of attaching in the inslot, attach rubber circle lateral wall and outer lane axial assembly ring lateral wall flush, be equipped with annular interference pressure equipment arch on attaching rubber circle lateral wall. The inner framework of the combined bearing sealing ring is convenient to press and assemble in place, reliable in place, good in sealing performance and good in waterproof and anti-grease performance.

The combined bearing sealing ring provided by the patent has good waterproof and oil leakage preventing performances, but the sealing bearing with the combined bearing sealing ring is still not suitable for being used as an agricultural machine bearing, because the environment of agricultural machine operation is in farmlands, some soil and slurry exist in the farmlands, the soil and the slurry are different from water, and the soil and the slurry can cause larger abrasion to the sealing mechanism of the sealing bearing, so that the sealing effect of the sealing bearing is damaged, the sealing bearing cannot be used, and the service performance of the agricultural machine is finally affected.

Disclosure of Invention

The utility model aims to provide a waterproof and dustproof multi-combination sealed agricultural machine bearing, and aims to solve the problems that the sealing performance of the sealing bearing is still insufficient for the use of the agricultural machine, soil and slurry cause larger abrasion to the sealing mechanism of the existing sealing bearing, so that the sealing effect of the sealing bearing is damaged, the sealing bearing cannot be used, and the usability of the agricultural machine is finally affected.

The utility model is realized in the following way:

the utility model provides an agricultural machinery bearing of multiple combination seal of waterproof dustproof, includes inner circle, outer lane and ball, the outer lane cover is established in the inner circle outside, be equipped with a plurality of balls between outer lane and the inner circle, just be equipped with first lip seal circle along one side of ball between outer lane and the inner circle, the opposite side is equipped with the second lip seal circle, be equipped with the holder between second lip seal circle and the ball, one side that the ball was kept away from to the second lip seal circle is equipped with the ste and seals, the ste seals the outside and is equipped with outer sealing member.

Preferably, a first limit mounting groove is formed in the inner side of the outer ring aligned with the first lip-shaped sealing ring, and a second limit mounting groove is formed in one side of the inner side of the outer ring aligned with the outer sealing piece.

Preferably, an annular groove is arranged on the outer side of the outer ring, an installation cavity is arranged on one side, close to the outer sealing piece, of the outer ring and the inner ring, and a limiting pressing groove is arranged at the position, aligned with the first lip seal and the Stent seal, of the outer ring and the inner ring.

Preferably, the middle part of the inner ring is provided with a shaft hole, one side of the inner ring is provided with a connecting port along the periphery of the shaft hole, and the inner diameter of the connecting port is larger than the inner diameter of the shaft hole.

Preferably, the outer side surface of the inner ring and the inner side surface of the outer ring are respectively provided with an arc-shaped annular groove, and the sizes of the arc-shaped annular grooves are matched with those of the balls.

Preferably, a first lip is arranged on the surface of the first lip-shaped sealing ring facing to the outer side, and a second lip is arranged on the surface of the second lip-shaped sealing ring facing to the Style seal.

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

1. one side is equipped with first lip seal circle between inner circle and outer lane, and the opposite side is equipped with second lip seal circle and ste and seals, and the ste seals the outside and is equipped with outer sealing member, can improve sealed bearing's sealed effect effectively through a plurality of sealing members, also can avoid sealed bearing wearing and tearing just unable problem of using after one deck sealing member, has improved sealed bearing's wearability and life effectively.

2. The first lip edge and the second lip edge are respectively arranged on the surfaces of the first lip seal ring and the second lip seal, which face the outer side, and the first lip edge and the second lip edge can be used for enabling the Stent seal to be stable enough and effectively improving the effect of sealing the bearing.

3. The outer side face of the outer ring is provided with an annular groove, and the annular groove can ensure the lubrication effect of the sealed bearing, so that the abrasion of the bearing can be reduced, and the service life of the bearing can be prolonged.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model under a front-end oblique-view foot;

FIG. 2 is a schematic view of the structure of the utility model under a rear end oblique top view foot;

FIG. 3 is a schematic view of the structure of the present utility model at a main viewing angle;

FIG. 4 is a cross-sectional view of the present utility model taken along line B-B;

fig. 5 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1. an outer ring; 11. an annular groove; 12. a first limit mounting groove; 13. a mounting cavity; 14. limiting pressing grooves; 15. the second limit mounting groove; 2. an inner ring; 21. a connection port; 22. a shaft hole; 23. arc ring groove; 3. an outer seal; 4. a first lip seal; 41. a first lip; 5. a ball; 6. a retainer; 7. a stoneley seal; 8. a second lip seal; 81. and a second lip.

Detailed Description

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The following is further described with reference to the accompanying drawings and specific examples:

example 1

As shown in fig. 1, 2, 3, 4 and 5, the agricultural machinery bearing with various waterproof and dustproof combined seals comprises an inner ring 2, an outer ring 1 and balls 5, wherein the outer ring 1 is sleeved outside the inner ring 2, a plurality of balls 5 are arranged between the outer ring 1 and the inner ring 2, the outer ring 1 and the balls 5 are matched to form a main body of the sealed bearing, so that the sealed bearing is convenient to use. And a first lip-shaped sealing ring 4 is arranged between the outer ring 1 and the inner ring 2 along one side of the ball 5, and the first lip-shaped sealing ring 4 is convenient for sealing one side surface of the bearing. The other side is provided with a second lip-shaped sealing ring 8, and the second lip-shaped sealing ring 8 is convenient for sealing the other side of the sealed bearing. A retainer 6 is arranged between the second lip seal 8 and the balls 5, and the retainer 6 is convenient for the balls 5 to be stable enough, so that the whole bearing is stable. The sealing effect of the bearing can be effectively improved by matching the sealing ring 7 and the outer sealing piece 3, and the wear resistance of the sealed bearing is improved.

Working principle: when the sealing bearing is used, one side of the sealing bearing with the outer sealing piece 3 faces the outer side of the agricultural machine, the sealing effect of the sealing bearing can be effectively improved by utilizing the outer sealing piece 3, the Style seal 7 and the second lip seal, the wear resistance of the sealing bearing is enhanced, and the problem that the sealing effect is poor due to long-term abrasion on one side of the bearing facing the outer side is avoided. Compared with the prior art, this application is equipped with first lip seal circle 4 in one side between inner circle 2 and outer lane 1, and the opposite side is equipped with second lip seal circle and ste seal 7, and the ste seal 7 outside is equipped with outer seal 3, can improve sealed bearing's sealed effect effectively through a plurality of sealing members, just can avoid just unable use after sealing bearing wears out one deck sealing member, has improved sealed bearing's wearability and life effectively.

Example 2

As shown in fig. 2, 4 and 5, a first limit mounting groove 12 is formed in the inner side of the outer ring 1 aligned with the first lip seal ring 4, and the first limit mounting groove 12 is convenient for limiting the first lip seal ring 4, so that the first lip seal ring 4 is conveniently stabilized between the inner ring 2 and the outer ring 1. The outer lane 1 inboard is equipped with the spacing mounting groove 15 of second one side of outer seal 3, and the spacing mounting groove 15 of second is convenient for install outer seal 3, makes things convenient for outer seal 3's stability. The outer side of the outer ring 1 is provided with an annular groove 11, and the annular groove 11 is convenient for increasing the lubrication effect of the bearing, thereby reducing the abrasion of the outer ring 1 of the bearing. One side of the outer ring 1 and the inner ring 2, which is close to the outer sealing element 3, is provided with a mounting cavity 13, the mounting cavity 13 is convenient for mounting the outer sealing element 3, and meanwhile, the outer sealing element 3 can be buffered when the outer sealing element 3 is impacted or worn, a limiting pressing groove 14 is arranged at the position of the outer ring 1 and the inner ring 2, which is aligned with the first lip seal and the Style seal 7, and the limiting pressing groove 14 is convenient for the first lip seal ring 4 and the Style seal 7 to be stable enough.

As shown in fig. 2 and 5, the middle part of the inner ring 2 is provided with a shaft hole 22, and the shaft hole 22 is convenient for connecting the bearing and the shaft together. And moreover, one side of the inner ring 2 is provided with a connecting port 21 along the periphery of the shaft hole 22, the inner diameter of the connecting port 21 is larger than that of the shaft hole 22, the connecting port 21 is convenient to match with the size of the shaft of the agricultural machine, and the bearing can be conveniently used by being well attached to the shaft of the agricultural machine. The outer side face of the inner ring 2 and the inner side face of the outer ring 1 are respectively provided with an arc-shaped annular groove 23, the size of each arc-shaped annular groove 23 is matched with that of the corresponding ball 5, and each arc-shaped annular groove 23 is convenient for limiting the corresponding ball 5, so that the corresponding ball 5 can be conveniently stabilized between the inner ring 2 and the outer ring 1.

Example 3

As shown in fig. 4 and 5, the surface of the first lip seal ring 4 facing the outer side is provided with a first lip 41, and the first lip 41 is convenient for pressing the shaft on the first lip seal, thereby facilitating the stabilization of the first lip seal. The second lip 81 is arranged on the surface, facing the Stent seal 7, of the second lip seal 8, and the second lip 81 is convenient to prop against the Stent seal 7, so that the second lip seal and the Stent seal 7 can be stabilized in the limiting pressing groove 14.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an agricultural machinery bearing that waterproof dustproof multiple combination was sealed, includes inner circle (2), outer lane (1) and ball (5), its characterized in that, outer lane (1) cover is established in the inner circle (2) outside, be equipped with a plurality of balls (5) between outer lane (1) and inner circle (2), just be equipped with first lip seal circle (4) along one side of ball (5) between outer lane (1) and inner circle (2), the opposite side is equipped with second lip seal circle (8), be equipped with holder (6) between second lip seal circle (8) and ball (5), one side that ball (5) were kept away from to second lip seal circle (8) is equipped with the stell and seals (7), the stell seals (7) outside and is equipped with outer seal (3).

2. The waterproof and dustproof multi-combination sealed agricultural machinery bearing according to claim 1, wherein a first limit mounting groove (12) is formed in the inner side of the outer ring (1) aligned with the first lip seal ring (4), and a second limit mounting groove (15) is formed in one side of the inner side of the outer ring (1) aligned with the outer seal (3).

3. An agricultural machinery bearing with multiple combined seals for water and dust prevention according to claim 2, characterized in that the outer side of the outer ring (1) is provided with an annular groove (11), one side of the outer ring (1) and the inner ring (2) close to the outer sealing piece (3) is provided with a mounting cavity (13), and the positions of the outer ring (1) and the inner ring (2) aligned with the first lip seal and the stent seal (7) are provided with a limiting pressing groove (14).

4. The waterproof and dustproof multi-combination sealed agricultural machinery bearing according to claim 1, wherein a shaft hole (22) is formed in the middle of the inner ring (2), a connecting port (21) is formed in one side of the inner ring (2) along the periphery of the shaft hole (22), and the inner diameter of the connecting port (21) is larger than that of the shaft hole (22).

5. The waterproof and dustproof multi-combination sealed agricultural machinery bearing according to claim 1, wherein the outer side surface of the inner ring (2) and the inner side surface of the outer ring (1) are respectively provided with an arc-shaped annular groove (23), and the size of the arc-shaped annular groove (23) is matched with that of the balls (5).

6. An agricultural machinery bearing with multiple combined sealing against water and dust according to any of claims 1-5, characterized in that the first lip (41) is provided on the side of the first lip seal (4) facing outwards and the second lip (81) is provided on the side of the second lip seal (8) facing the stirling seal (7).