CN213575216U

CN213575216U - Bearing lubricating and sealing device

Info

Publication number: CN213575216U
Application number: CN202022582679.3U
Authority: CN
Inventors: 吴艳; 赵瑞平; 闫瑞翔; 刘雨富
Original assignee: Lanzhou University of Technology
Current assignee: Lanzhou University of Technology
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-06-29
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a bearing lubrication sealing device, which comprises a rotating shaft, wherein a bearing and a mounting ring are arranged outside the rotating shaft, the bearing comprises an inner ring, an outer ring, rolling bodies, a first retainer and a second retainer, the inner wall of the inner ring is jointed with the outer wall of the rotating shaft, the rolling bodies are arranged between the inner ring and the outer ring, the first retainer is symmetrically arranged at both sides of the inner ring, the first retainer is arranged between the inner ring and the mounting ring, the second retainer is symmetrically arranged at both sides of the outer ring, one side of the second retainer opposite to the outer ring is provided with a connecting ring plate, one side of the connecting ring plate opposite to the second retainer is provided with a baffle ring, the bearing has simple structure and reasonable design, can better seal the bearing, prevent dust from entering the bearing, improve the protection effect on the bearing, and inject lubricating oil into the bearing through an oil inlet, the lubricating effect of the rolling bodies is enhanced, and the oil is discharged through the oil discharge hole.

Description

Bearing lubricating and sealing device

Technical Field

The utility model relates to a bearing lubrication sealing device belongs to machining device technical field.

Background

The bearing is an important part in modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, when the bearing is used, the sealing performance is insufficient, dust can enter the bearing to influence the use of the bearing, and the reduction of the lubricating effect can influence the service life of the bearing, so that the bearing lubricating and sealing device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing lubrication sealing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a bearing lubricating and sealing device comprises a rotating shaft, wherein a bearing and a mounting ring are arranged on the outer side of the rotating shaft, the bearing comprises an inner ring, an outer ring, a rolling body, a first retainer and a second retainer, the inner wall of the inner ring is attached to the outer wall of the rotating shaft, the rolling body is arranged between the inner ring and the outer ring, the first retainer is symmetrically arranged on two sides of the inner ring, the first retainer is arranged between the inner ring and the mounting ring, the second retainer is symmetrically arranged on two sides of the outer ring, a connecting ring plate is arranged on one side of the second retainer, which is back to the outer ring, a baffle ring is arranged on one side of the connecting ring plate, which is back to the second retainer, a sealing ring is arranged on one side of the baffle ring, which is back to the connecting ring plate, a supporting ring groove is arranged on one side of the supporting, the oil drain hole is formed in the right side of the bottom of the connecting ring plate.

Further, ring-shaped clamping grooves are symmetrically formed in the two sides of the inner ring and the two sides of the outer ring.

Furthermore, snap rings are arranged on one sides of the first retainer and the second retainer and are matched with the annular clamping grooves.

Further, a bolt is arranged on one side of the fixing ring, and the tail end of the bolt penetrates through the fixing ring to be in threaded connection with the second retainer.

Further, a gap is reserved between the sealing ring and the supporting ring.

Furthermore, a gap is reserved between the baffle ring and the mounting ring.

The utility model has the advantages that:

1. can be better seal the bearing, prevent that the dust from getting into in the bearing, improve the protective effect to the bearing, with lubricating oil through the inlet port pour into the bearing in, strengthen the lubricated effect of rolling element to discharge through the oil drain hole.

2. Through setting up ring groove and snap ring, conveniently fix between first holder and the inner circle, fix between second holder and the outer lane, through setting up solid fixed ring and bolt, can be connected link plate and second holder, through setting up sealing ring and sealed annular, guarantee the leakproofness.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the internal structure of a bearing lubrication sealing device of the present invention;

fig. 2 is a front view of a bearing lubrication sealing device of the present invention;

fig. 3 is an enlarged schematic view of a portion a of a bearing lubrication sealing device according to the present invention;

reference numbers in the figures: 1. a rotating shaft; 2. a mounting ring; 3. an inner ring; 4. an outer ring; 5. a rolling body; 6. a first holder; 7. a second holder; 8. a connecting ring plate; 9. a baffle ring; 10. a seal ring; 11. a support ring; 12. sealing the ring groove; 13. a fixing ring; 14. an oil inlet hole; 15. an oil drain hole; 16. an annular neck; 17. a snap ring; 18. and (4) bolts.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bearing lubricating and sealing device comprises a rotating shaft 1, wherein a bearing and a mounting ring 2 are arranged on the outer side of the rotating shaft 1, the bearing comprises an inner ring 3, an outer ring 4, a rolling body 5, a first retainer 6 and a second retainer 7, the inner wall of the inner ring 3 is attached to the outer wall of the rotating shaft 1, the rolling body 5 is arranged between the inner ring 3 and the outer ring 4, the first retainer 6 is symmetrically arranged on two sides of the inner ring 3, the first retainer 6 is arranged between the inner ring 3 and the mounting ring 2, the second retainer 7 is symmetrically arranged on two sides of the outer ring 4, one side of the second retainer 7, which is back to the outer ring 4, is provided with a connecting ring plate 8, one side of the connecting ring plate 8, which is back to the second retainer 7, is provided with a baffle ring 9, a gap is reserved between the baffle ring 9 and the mounting ring 2, one side of the baffle ring 9, the 2 outsides of collar are provided with support ring 11, leave the clearance between sealing ring 10 and the support ring 11, support ring 11 has been close to one side of keeping off ring 9 and has been seted up sealed annular 12, just sealing ring 10 sets up in sealed annular 12, the 8 outsides of link plate are provided with solid fixed ring 13, gu fixed ring 13 laminates with outer lane 4 mutually, inlet port 14 has been seted up on the left side of 8 tops of link plate, oil drain hole 15 has been seted up on the right side of 8 bottoms of link plate.

Specifically, as shown in fig. 3, ring groove 16 has been seted up to the equal symmetry in inner circle 3 both sides and outer lane 4 both sides, first holder 6 and second holder 7 one side all are provided with snap ring 17, just snap ring 17 agrees with ring groove 16 mutually, conveniently fixes between first holder 6 and the inner circle 3, fixes between second holder 7 and the outer lane 4, gu fixed ring 13 one side is provided with bolt 18, just bolt 18 tail end runs through solid fixed ring 13 and second holder 7 threaded connection, is connected connecting ring board 8 and second holder 7.

The utility model discloses the theory of operation: the inner ring 3 is arranged outside the rotating shaft 1, the rolling body 5 is arranged between the inner ring 3 and the outer ring 4, the first retainer 6 and the inner ring 3 are respectively fixed through the annular clamping groove 16 and the snap ring 17, the second retainer 7 and the outer ring 4 are fixed through the bolt 18, the fixing ring 13 is fixed outside the second retainer 7, the mounting ring 2 is arranged outside the rotating shaft 1 and is matched with the inner ring 3 to further fix and limit the first retainer 6, meanwhile, the sealing ring 10 is located in the sealing ring groove 12, the sealing effect of the bearing is achieved, when the bearing needs to be lubricated, lubricating oil is injected through the oil inlet 14, the lubricating effect of the rolling body 5 is enhanced through the space between the inner ring 3 and the outer ring 4, the rolling body is discharged through the oil discharge hole 15, the lubricating effect of the bearing is achieved, and the practicability is high.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a bearing lubrication sealing device, includes pivot (1), its characterized in that: the bearing and the mounting ring (2) are arranged on the outer side of the rotating shaft (1), the bearing comprises an inner ring (3), an outer ring (4), a rolling body (5), a first retainer (6) and a second retainer (7), the inner wall of the inner ring (3) is attached to the outer wall of the rotating shaft (1), the rolling body (5) is arranged between the inner ring (3) and the outer ring (4), the first retainer (6) is symmetrically arranged on two sides of the inner ring (3), the first retainer (6) is arranged between the inner ring (3) and the mounting ring (2), the second retainer (7) is symmetrically arranged on two sides of the outer ring (4), a connecting ring plate (8) is arranged on one side of the second retainer (7) opposite to the outer ring (4), a baffle ring (9) is arranged on one side of the connecting ring plate (8) opposite to the second retainer (7), and a sealing ring (10) is arranged on one side of the baffle ring (9) opposite to the connecting ring plate (8), installing ring (2) outside is provided with support ring (11), sealed annular (12) have been seted up to one side that support ring (11) are close to fender ring (9), just sealing ring (10) set up in sealed annular (12), link plate (8) outside is provided with solid fixed ring (13), gu fixed ring (13) laminates mutually with outer lane (4), inlet port (14) have been seted up on link plate (8) top left side, oil drain hole (15) have been seted up on link plate (8) bottom right side.

2. A bearing lubrication seal according to claim 1 wherein: annular clamping grooves (16) are symmetrically formed in the two sides of the inner ring (3) and the two sides of the outer ring (4).

3. A bearing lubrication seal according to claim 2 wherein: and snap rings (17) are arranged on one sides of the first retainer (6) and the second retainer (7), and the snap rings (17) are matched with the annular clamping grooves (16).

4. A bearing lubrication seal according to claim 1 wherein: and a bolt (18) is arranged on one side of the fixing ring (13), and the tail end of the bolt (18) penetrates through the fixing ring (13) and is in threaded connection with the second retainer (7).

5. A bearing lubrication seal according to claim 1 wherein: and a gap is reserved between the sealing ring (10) and the supporting ring (11).

6. A bearing lubrication seal according to claim 1 wherein: and a gap is reserved between the baffle ring (9) and the mounting ring (2).