CN214998880U

CN214998880U - Bearing with self-locking sealing function

Info

Publication number: CN214998880U
Application number: CN202121001788.XU
Authority: CN
Inventors: 严树超
Original assignee: Jiangsu Niuzhen Bearing Co ltd
Current assignee: Jiangsu Niuzhen Bearing Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-03
Anticipated expiration: 2031-05-12

Abstract

The utility model provides a bearing with self-locking sealing function, which belongs to the technical field of bearings and comprises a bearing outer ring, a bearing inner ring is arranged in the bearing outer ring, a connecting ring is fixed on the circumferential surface of the bearing inner ring, the front end and the rear end of the connecting ring are respectively connected with a roller through a plurality of rotating shafts, the circumferential inner wall of the bearing outer ring is provided with an annular limiting groove, and a plurality of gyro wheels all rotate to be connected on the circumference inner wall of annular spacing groove, the interpolation of bearing inner circle has the joint subassembly, threaded connection has self-locking plate on the joint subassembly, the rear end of joint pipe is fixed with the locking ring, whole bearing arrangement sets up rationally, thinks about ingeniously, improves common bearing inner structure, is that whole bearing is inside to have the function of auto-lock, lets the bearing that has the auto-lock function can use different fields, has improved the suitability of whole bearing greatly.

Description

Bearing with self-locking sealing function

Technical Field

The utility model belongs to the technical field of the bearing, concretely relates to bearing with auto-lock sealing function.

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.

However, most bearings in the prior art do not have a self-locking function, and the adaptability of the bearings is not high enough in some special application environments, so that the bearing with the self-locking sealing function is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing with auto-lock sealing function aims at solving among the prior art most bearings and does not possess auto-lock function, to some special application environment under, problem such as its suitability is not enough.

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

the utility model provides a bearing with auto-lock sealing function includes the bearing inner race, be provided with the bearing inner race in the bearing inner race, the circumference fixed surface of bearing inner race has the go-between, both ends all are rotated through a plurality of pivots around the go-between and are connected with the gyro wheel, annular spacing groove has been seted up to the circumference inner wall of bearing inner race, and a plurality of gyro wheels all rotate to be connected on the circumference inner wall of annular spacing groove, it has the joint subassembly to peg graft in the bearing inner race, threaded connection has the self-locking board on the joint subassembly, the rear end of joint pipe is fixed with the locking ring.

Preferably, the clamping assembly comprises a clamping pipe, a limiting ring and a threaded pipe, the clamping pipe is movably inserted into the bearing inner ring, and the threaded pipe and the limiting ring are respectively fixed at the front end and the rear end of the clamping pipe.

Preferably, the clamping pipe is a conical tubular body with the diameter increasing from front to back.

Preferably, the self-locking plate is screwed on the threaded pipe through internal threads.

Preferably, the rear end of the locking ring is fixed with a clamping plate, and the rear end of the clamping plate is provided with an anti-skid protrusion matched with the bearing outer ring.

Preferably, the circumferential surface of the self-locking plate is provided with anti-skid grains.

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

1. in the scheme, the whole bearing structure is reasonably arranged, the conception is ingenious, the internal structure of a common bearing is improved, the internal structure of the whole bearing has a self-locking function, the bearing with the self-locking function can be applied to different fields, the adaptability of the whole bearing is greatly improved, the problems that most bearings in the prior art do not have the self-locking function, the adaptability is not high enough and the like under special application environments are effectively solved, the utility model discloses a bearing inner ring is used for rotating in an annular limiting groove in a bearing outer ring through a plurality of rollers, when the rotation of the bearing inner ring is limited by self-locking, the self-locking plate can be rotated, the self-locking plate is in threaded connection and locked with a clamping component, the clamping component is locked in the bearing inner ring, and when the threaded connection is carried out for a certain distance, the locking ring fixed at the rear end of the self-locking plate can be driven to abut against the front end of the bearing outer ring, so as to limit the rotation of the bearing inner ring, meanwhile, the whole operation process is simple, and the practicability is high.

2. In the scheme, the clamping assembly can be matched with the self-locking plate to drive the whole clamping assembly to move forwards in the bearing inner ring after the inner thread is in threaded connection, when the limiting ring completely supports against the rear end of the bearing inner ring, the shape radian of the clamping pipe can also clamp the inner wall of the bearing inner ring to achieve the effect of fixing with the bearing inner ring, the self-locking function is realized, the clamping pipe is designed into a conical tubular body with the diameter gradually increased from front to back, the degree of locking with the bearing inner ring can be improved by the wedge-shaped structure, the self-locking plate is connected with a threaded pipe through internal threads, the threaded pipe is a cylindrical pipe body and can be well matched with the internal threads in the self-locking plate for connection, the friction force between the clamping plate and the bearing outer ring is improved by the arrangement of the clamping plate and the anti-skid protrusions on the clamping plate, and the self-locking effect of the whole bearing is better, the anti-slip lines arranged on the circumferential surface of the self-locking plate can be more convenient and faster when the whole self-locking plate is manually screwed.

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. In the drawings:

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

FIG. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view taken along line a-a of fig. 2 in accordance with the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: 1-bearing outer ring; 2-an annular limiting groove; 3-bearing inner race; 4-connecting rings; 5-a roller; 6-a bayonet tube; 7-a limit ring; 8-a threaded pipe; 9-self-locking plate; 10-internal thread; 11-a locking ring; 12-card board.

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.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a bearing with self-locking sealing function includes bearing inner race 1, be provided with bearing inner race 3 in the bearing inner race 1, the circumference fixed surface of bearing inner race 3 has go-between 4, both ends all are connected with gyro wheel 5 through a plurality of pivot rotations around go-between 4, annular spacing groove 2 has been seted up to the circumference inner wall of bearing inner race 1, and a plurality of gyro wheels 5 all rotate to be connected on the circumference inner wall of

annular spacing groove

2, 3 interpolation joints of bearing inner race have the joint subassembly, threaded connection has from jam plate 9 on the joint subassembly, the rear end of joint pipe 6 is fixed with locking ring 11.

In the embodiment of the utility model, the whole bearing structure is reasonably arranged, the conception is ingenious, the internal structure of the common bearing is improved, the self-locking function is arranged in the whole bearing, the bearing with the self-locking function can be applied to different fields, the adaptability of the whole bearing is greatly improved, the problems that most of the bearings in the prior art do not have the self-locking function, the adaptability is not enough and the like under special application environments are effectively solved, the utility model uses the bearing inner ring 3 to rotate in the annular limiting groove 2 in the bearing outer ring 1 through a plurality of rollers 5, when the rotation of the bearing inner ring 3 is limited by self-locking, the self-locking plate 9 can be rotated, the self-locking plate 9 is in threaded connection and locked with the clamping component, the clamping component is locked in the bearing inner ring 3, and the threaded connection can drive the locking ring 11 fixed at the rear end of the self-locking plate 9 to abut against the front end of the bearing outer ring 1 when the threaded connection is in a certain distance, therefore, the rotation of the bearing inner ring 3 is limited, and meanwhile, the whole operation process is simple and the practicability is high.

Specifically, the clamping assembly comprises a clamping pipe 6, a limiting ring 7 and a threaded pipe 8, the clamping pipe 6 is movably inserted into the bearing inner ring 3, and the threaded pipe 8 and the limiting ring 7 are respectively fixed at the front end and the rear end of the clamping pipe 6.

In this embodiment: the clamping assembly can be matched with the self-locking plate 9 to be in threaded connection with the inner threads 10 and then drive the whole clamping assembly to move forwards in the bearing inner ring 3, when the limiting ring 7 completely abuts against the rear end of the bearing inner ring 3, the inner wall of the bearing inner ring 3 can be clamped by the shape radian of the clamping pipe 6, the effect of fixing the clamping pipe with the bearing inner ring 3 is achieved, and the self-locking function is achieved.

Specifically, the bayonet tube 6 is a tapered tubular body having a diameter that increases from front to back.

In this embodiment: the clamping tube 6 is a tapered tubular body with the diameter increasing from front to back, so that the degree of locking with the bearing inner ring 3 can be improved by virtue of a wedge-like structure.

Specifically, the self-locking plate 9 is screwed to the threaded pipe 8 through the internal thread 10.

In this embodiment: the self-locking plate 9 is in threaded connection with the threaded pipe 8 through the internal threads 10, and the threaded pipe 8 is a cylindrical pipe body and can be well matched with the internal threads 10 in the self-locking plate 9 in threaded connection.

Specifically, the rear end of the locking ring 11 is fixed with a clamping plate 12, and the rear end of the clamping plate 12 is provided with an anti-skid projection matched with the bearing outer ring 1.

In this embodiment: the friction force between the clamping plate 12 and the bearing outer ring 1 is improved by the arrangement of the anti-skid protrusions on the clamping plate 12 and the clamping plate 12, and further the self-locking effect of the whole bearing is better.

Specifically, the circumferential surface of the self-locking plate 9 is provided with anti-slip threads.

In this embodiment: the anti-slip threads provided on the circumferential surface of the self-locking plate 9 are more convenient when the whole self-locking plate 9 is manually screwed.

The utility model discloses a theory of operation and use flow: the utility model discloses using bearing inner race 3 to rotate in annular spacing groove 2 in bearing inner race 1 through a plurality of gyro wheels 5, can through rotating self-locking plate 9 when needing the auto-lock to restrict bearing inner race 3 to rotate, make self-locking plate 9 and joint subassembly threaded connection and locking, make the joint subassembly lock in bearing inner race 3, can drive locking ring 11 fixed at the rear end of self-locking plate 9 and support the front end of bearing outer race 1 when threaded connection is certain distance, reach the rotation of restriction bearing inner race 3, and simultaneously whole operation process is simple, therefore, the practicality is strong, the setting of joint subassembly can cooperate self-locking plate 9 to drive whole joint group to move in bearing inner race 3 to the front after threaded connection on internal thread 10, when spacing ring 7 supports the rear end of bearing inner race 3 completely, the appearance radian of joint pipe 6 also can block the inner wall of bearing inner race 3, reach the effect of fixing with bearing inner race 3, the self-locking function is realized, the clamping pipe 6 is a conical tubular body with the diameter gradually increased from front to back, the locking degree with the bearing inner ring 3 can be improved by means of a wedge-shaped structure, the self-locking plate 9 is in threaded connection with the threaded pipe 8 through the internal thread 10, the threaded pipe 8 is a cylindrical pipe body and can be well matched with the internal thread 10 in the self-locking plate 9 in threaded connection, the friction force between the clamping plate 12 and the bearing outer ring 1 is improved by the clamping plate 12 and the anti-skidding bulges on the clamping plate 12, the self-locking effect of the whole bearing is better, the anti-skidding threads arranged on the circumferential surface of the self-locking plate 9 are more convenient and faster when the whole self-locking plate 9 is manually screwed, the whole bearing structure is reasonable in arrangement and ingenious in conception, the internal structure of a common bearing is improved, the self-locking function is arranged in the whole bearing, the bearing with the self-locking function can be applied to different fields, and the adaptability of the whole bearing is greatly improved, the problem of most bearings among the prior art do not possess self-locking function, to some special application environment under, its suitability is not high enough is effectively solved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bearing with self-locking sealing function which characterized in that: including bearing inner race (1), be provided with bearing inner race (3) in bearing inner race (1), the circumference fixed surface of bearing inner race (3) has go-between (4), both ends all are rotated through a plurality of pivots around go-between (4) and are connected with gyro wheel (5), annular spacing groove (2) have been seted up to the circumference inner wall of bearing inner race (1), and all rotate to connect on the circumference inner wall of annular spacing groove (2) a plurality of gyro wheels (5), it has the joint subassembly to peg graft in bearing inner race (3), threaded connection has from jam plate (9) on the joint subassembly, and the rear end of joint pipe (6) is fixed with locking ring (11).

2. The bearing with the self-locking sealing function according to claim 1, wherein: the clamping assembly comprises a clamping pipe (6), a limiting ring (7) and a threaded pipe (8), the clamping pipe (6) is movably inserted into the bearing inner ring (3), and the threaded pipe (8) and the limiting ring (7) are respectively fixed at the front end and the rear end of the clamping pipe (6).

3. The bearing with the self-locking sealing function according to claim 2, wherein: the clamping pipe (6) is a conical tubular body with the diameter increasing from front to back.

4. The bearing with the self-locking sealing function according to claim 3, wherein: the self-locking plate (9) is connected to the threaded pipe (8) through internal threads (10).

5. The bearing with the self-locking sealing function according to claim 4, wherein: the rear end of the locking ring (11) is fixed with a clamping plate (12), and the rear end of the clamping plate (12) is provided with an anti-skid bulge matched with the bearing outer ring (1).

6. The bearing with the self-locking sealing function according to claim 5, wherein: the circumferential surface of the self-locking plate (9) is provided with anti-skid grains.