CN210509978U

CN210509978U - Bearing seal structure and bearing

Info

Publication number: CN210509978U
Application number: CN201921557938.8U
Authority: CN
Inventors: 王为民; 王森; 王祥林
Original assignee: Anshan Jingye Machinery Manufacturing Co Ltd
Current assignee: Anshan Jingye Machinery Manufacturing Co Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-05-12
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a bearing seal structure and bearing, including the bearing inner race, the inner chamber of bearing inner race is provided with the bearing inner race, be provided with ball and holder between bearing inner race and the bearing inner race, the equal fixedly connected with annular dog in surface of the inner wall of bearing inner race and bearing inner race, the right side fixedly connected with seal ring of annular dog, the right side that just is located seal ring between bearing inner race and the bearing inner race is provided with first apron. The utility model discloses a set up bearing inner race, ball, holder, annular dog, seal ring, first apron, second apron, compact heap, first blind hole, first lug, recess, mount, second lug, second blind hole, rubber circle, slot, cutting, stopper and spacing groove, can improve the sealing performance of bearing, avoid the bearing to leak oil or get into the dust, solved the short problem of current bearing life.

Description

Bearing seal structure and bearing

Technical Field

The utility model relates to a bearing technical field specifically is a bearing seal structure and bearing.

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 motion process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, the bearing consists of six parts, namely an outer ring, an inner ring, a rolling body, a retainer, a seal and lubricating oil, the seal part comprises a seal ring and a dust cover, the seal effect of the seal ring of the existing bearing is poor, if phenomena such as grease leakage occur, or when the bearing is used in a severe environment with dust and slurry, the dust and the slurry are easy to enter the bearing, the bearing can be failed, and the service life of the bearing is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing seal structure and bearing possesses long service life's advantage, has solved the problem that current bearing life is short.

In order to achieve the above object, the utility model provides a following technical scheme: a bearing sealing structure and a bearing comprise a bearing outer ring, wherein a bearing inner ring is arranged in an inner cavity of the bearing outer ring, a ball and a retainer are arranged between the bearing outer ring and the bearing inner ring, an annular stop block is fixedly connected to the inner wall of the bearing outer ring and the surface of the bearing inner ring, a sealing washer is fixedly connected to the right side of the annular stop block, a first cover plate is arranged between the bearing inner ring and the bearing outer ring and positioned on the right side of the sealing washer, a second cover plate is arranged on the right side of the first cover plate, a pressing block is arranged between the first cover plate and the second cover plate, a first blind hole is formed in the surface of the bearing inner ring, a first convex block is arranged in the inner cavity of the first blind hole, the surface of the first convex block is fixedly connected with the second cover plate, a groove is formed in the surface of the bearing outer ring, one side, the utility model discloses a fixing structure, including first apron, second apron, fixing frame, slot, first blind hole, the inner wall of recess is seted up with the second blind hole that the cooperation of second apron was used, the surface cover of second apron is equipped with the rubber circle, the slot has been seted up in the left side of recess, the left side fixedly connected with cutting of second apron, the left side of cutting extends to the inner chamber of slot, the top fixedly connected with stopper of cutting, the spacing groove of using with the stopper cooperation is seted up to the inner wall of slot.

Preferably, the first cover plate, the second cover plate, the rubber ring, the annular stop block and the sealing washer are all annular.

Preferably, the compressing block, the sealing washer and the rubber ring are all made of rubber, and the right side of the compressing block is fixedly connected with the second cover plate.

Preferably, the surface of the first bump is in contact with the inner wall of the first blind hole, and the surface of the second bump is in contact with the inner wall of the second blind hole.

Preferably, the left side of the pressing block is in contact with the first cover plate, and the surface of the rubber ring is in contact with the inner wall of the groove.

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

1. the utility model discloses a set up bearing inner race, the bearing inner circle, the ball, the holder, annular dog, seal ring, first apron, the second apron, the compact heap, first blind hole, first lug, the recess, the mount, the second lug, the second blind hole, the rubber circle, the slot, the cutting, stopper and spacing groove, can improve the sealing performance of bearing, avoid the bearing to leak oil or get into the dust, the problem that current bearing life is short has been solved, this bearing, possess long service life's advantage, be worth promoting.

2. The utility model discloses a set up seal ring and rubber circle, can improve sealed effect, through setting up annular dog, can restrict the position of first apron, through setting up first lug, first blind hole, second lug and second blind hole, can play the effect of fixed second apron, through setting up slot, cutting, stopper and spacing groove, can improve the stability of second apron installation.

Drawings

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

FIG. 2 is an enlarged view of a portion of A in FIG. 1 according to the present invention;

fig. 3 is a partially enlarged view of B in fig. 1 according to the present invention.

In the figure: 1. a bearing outer race; 2. a bearing inner race; 3. a ball bearing; 4. a holder; 5. an annular stop block; 6. a sealing gasket; 7. a first cover plate; 8. a second cover plate; 9. a compression block; 10. a first blind hole; 11. a first bump; 12. a groove; 13. a fixed mount; 14. a second bump; 15. a second blind hole; 16. a rubber ring; 17. a slot; 18. cutting; 19. a limiting block; 20. a limiting groove.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a bearing inner race 1, bearing inner race 2, ball 3, holder 4, annular dog 5, seal ring 6, first apron 7, second apron 8, compact heap 9, first blind hole 10, first lug 11, recess 12, mount 13, second lug 14, second blind hole 15, rubber ring 16, slot 17, cutting 18, stopper 19 and spacing groove 20 part are general standard or the part that technical personnel in the field know, its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental approach.

Referring to fig. 1-3, a bearing sealing structure and a bearing, including a bearing outer ring 1, a bearing inner ring 2 disposed in an inner cavity of the bearing outer ring 1, a ball 3 and a retainer 4 disposed between the bearing outer ring 1 and the bearing inner ring 2, an annular stop 5 fixedly connected to an inner wall of the bearing outer ring 1 and a surface of the bearing inner ring 2, a sealing washer 6 fixedly connected to a right side of the annular stop 5, a first cover plate 7 disposed between the bearing inner ring 2 and the bearing outer ring 1 and located on a right side of the sealing washer 6, a second cover plate 8 disposed on a right side of the first cover plate 7, a pressing block 9 disposed between the first cover plate 7 and the second cover plate 8, a first blind hole 10 disposed on a surface of the bearing inner ring 2, a first protrusion 11 disposed in an inner cavity of the first blind hole 10, a surface of the first protrusion 11 fixedly connected to the second cover plate 8, one side of the second cover plate 8, which is far away from the bearing inner ring 2, extends to an inner cavity of the groove 12 and is fixedly connected with a fixing frame 13, one side of the fixing frame 13, which is far away from the second cover plate 8, is fixedly connected with a second bump 14, the inner wall of the groove 12 is provided with a second blind hole 15 matched with the second bump 14 for use, the surface of the second cover plate 8 is sleeved with a rubber ring 16, the left side of the groove 12 is provided with a slot 17, the left side of the second cover plate 8 is fixedly connected with an insert strip 18, the left side of the insert strip 18 extends to the inner cavity of the slot 17, the top of the insert strip 18 is fixedly connected with a limiting block 19, the inner wall of the slot 17 is provided with a limiting groove 20 matched with the limiting block 19 for use, the first cover plate 7, the second cover plate 8, the rubber ring 16, the annular block 5 and the sealing washer 6 are all, the surface of the first bump 11 is contacted with the inner wall of the first blind hole 10, the surface of the second bump 14 is contacted with the inner wall of the second blind hole 15, the left side of the pressing block 9 is contacted with the first cover plate 7, the surface of the rubber ring 16 is contacted with the inner wall of the groove 12, the sealing effect can be improved by arranging the sealing washer 6 and the rubber ring 16, the position of the first cover plate 7 can be limited by arranging the annular stop block 5, the effect of fixing the second cover plate 8 can be achieved by arranging the first bump 11, the first blind hole 10, the second bump 14 and the second blind hole 15, the installation stability of the second cover plate 8 can be improved by arranging the slot 17, the insert strip 18, the limit block 19 and the limit groove 20, the installation stability of the second cover plate 8 can be improved by arranging the bearing outer ring 1, the bearing inner ring 2, the ball 3, the retainer 4, the annular stop block 5, the sealing washer 6, the first cover plate 7, the second, First lug 11, recess 12, mount 13, second lug 14, second blind hole 15, rubber circle 16, slot 17, cutting 18, stopper 19 and spacing groove 20 can improve the sealing performance of bearing, avoids the bearing oil leak or gets into the dust, has solved the short problem of current bearing life, and this bearing possesses long service life's advantage, is worth promoting.

During the use, put into bearing inner race 1 and bearing inner race 2 with first apron 7 earlier, remove second apron 8 afterwards, drive cutting 18 and insert in slot 17, cutting 18 drives stopper 19 and gets into slot 17, move to spacing groove 20 until stopper 19, first lug 11 gets into first blind hole 10 simultaneously, second lug 14 gets into second blind hole 15, fixes second apron 8, second apron 8 drives compact heap 9 and compresses tightly first apron 7, improves sealed effect.

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 bearing seal structure and bearing, includes bearing inner race (1), its characterized in that: the inner cavity of the bearing outer ring (1) is provided with a bearing inner ring (2), balls (3) and a retainer (4) are arranged between the bearing outer ring (1) and the bearing inner ring (2), the inner wall of the bearing outer ring (1) and the surface of the bearing inner ring (2) are fixedly connected with an annular stop block (5), the right side of the annular stop block (5) is fixedly connected with a sealing washer (6), a first cover plate (7) is arranged between the bearing inner ring (2) and the bearing outer ring (1) and positioned on the right side of the sealing washer (6), a second cover plate (8) is arranged on the right side of the first cover plate (7), a pressing block (9) is arranged between the first cover plate (7) and the second cover plate (8), a first blind hole (10) is formed in the surface of the bearing inner ring (2), and a first convex block (11) is arranged in the inner cavity of the, the surface of the first bump (11) is fixedly connected with the second cover plate (8), the surface of the bearing outer ring (1) is provided with a groove (12), one side, far away from the bearing inner ring (2), of the second cover plate (8) extends to an inner cavity of the groove (12) and is fixedly connected with a fixing frame (13), one side, far away from the second cover plate (8), of the fixing frame (13) is fixedly connected with a second bump (14), the inner wall of the groove (12) is provided with a second blind hole (15) matched with the second bump (14) for use, the surface of the second cover plate (8) is sleeved with a rubber ring (16), the left side of the groove (12) is provided with a slot (17), the left side of the second cover plate (8) is fixedly connected with an inserting strip (18), the left side of the inserting strip (18) extends to the inner cavity of the slot (17), and the top of the inserting strip (18) is fixedly connected, the inner wall of the slot (17) is provided with a limit groove (20) matched with the limit block (19).

2. A bearing seal structure and bearing according to claim 1, wherein: the first cover plate (7), the second cover plate (8), the rubber ring (16), the annular stop block (5) and the sealing washer (6) are all annular.

3. A bearing seal structure and bearing according to claim 1, wherein: the pressing block (9), the sealing washer (6) and the rubber ring (16) are all made of rubber, and the right side of the pressing block (9) is fixedly connected with the second cover plate (8).

4. A bearing seal structure and bearing according to claim 1, wherein: the surface of the first bump (11) is in contact with the inner wall of the first blind hole (10), and the surface of the second bump (14) is in contact with the inner wall of the second blind hole (15).

5. A bearing seal structure and bearing according to claim 1, wherein: the left side of the pressing block (9) is in contact with the first cover plate (7), and the surface of the rubber ring (16) is in contact with the inner wall of the groove (12).