CN212672242U

CN212672242U - Oil leakage prevention bearing device

Info

Publication number: CN212672242U
Application number: CN202021130012.3U
Authority: CN
Inventors: 王可军; 于明珍; 张兆武
Original assignee: Shandong Liangzhou Technology Co ltd
Current assignee: Shandong Liangzhou Technology Innovation Co.,Ltd.
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-03-09
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses an oil leakage prevention bearing device, including the antifriction bearing body, this internal bearing inner race and the bearing inner race of being equipped with of antifriction bearing, the left and right sides of bearing inner race and bearing inner race is all inserted and is equipped with ring type seal, ring type seal's annular side wall and bearing inner race's annular inner wall counterbalance contact, ring type seal's annular inner wall and bearing inner race's annular side wall counterbalance contact, two all be equipped with the leak protection mechanism on the ring type seal. The utility model discloses a circular logical groove cooperation annular spacing collar that sets up is convenient for add lubricating oil to the antifriction bearing body, and through the circular first separation blade and the second separation blade that lead to the inslot of annular seal ring cooperation that sets up, it flows effectively to prevent that this internal lubricating oil of antifriction bearing from the gap between bearing inner race and the bearing outer lane from flowing, avoids influencing the normal use of antifriction bearing body, prevents that the greasy dirt from causing the pollution to mechanical parts, extension mechanical parts's life.

Description

Oil leakage prevention bearing device

Technical Field

The utility model relates to a antifriction bearing technical field especially relates to an oil leakage prevention bearing device.

Background

The bearing is an important part in modern mechanical equipment, the main function of the bearing is to support the mechanical rotating body and reduce the friction coefficient in the movement process, and the bearing can be divided into a sliding bearing, a joint bearing, a rolling bearing and the like, wherein the rolling bearing changes the sliding friction between a running shaft and a shaft seat into rolling friction, so that the friction loss is reduced.

When the existing rolling bearing is in actual use, lubricating oil easily leaks from a gap between an inner ring and an outer ring, the normal use of the rolling bearing is influenced for a long time, leaked oil stains easily pollute mechanical parts and influence the service life of the mechanical parts, and an oil leakage prevention bearing device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an oil leakage prevention bearing device for current antifriction bearing is when in actual use among the solution background art, and lubricating oil leaks outward from the clearance between inner circle and the outer lane easily, influences antifriction bearing's normal use in the past for a long time, and the greasy dirt of leaking outward causes the pollution to mechanical parts easily, influences mechanical parts life's technical problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oil leakage prevention bearing device, includes the antifriction bearing body, this internal bearing inner race and the bearing inner race of being equipped with of antifriction bearing, the left and right sides of bearing inner race and bearing outer race all inserts and is equipped with ring type seal, ring type seal's annular side wall and the contact of annular inner wall counterbalance of bearing outer race, ring type seal's annular inner wall and the contact of annular side wall counterbalance of bearing inner race, two all be equipped with the leak protection mechanism on the ring type seal.

Preferably, the annular sealing ring is made of rubber.

Preferably, a plurality of slots are formed in the top surface of the bearing outer ring, the slots are distributed in a cross shape, a plurality of insertion blocks are fixedly connected to the annular side wall of the annular sealing ring and are respectively inserted into the slots, and the same bolt is in threaded connection between the insertion blocks and the slots.

Preferably, leak protection mechanism is including setting up two circular logical grooves of left and right sides intercommunication on annular seal ring, two be relative distribution between the circular logical groove, circular logical groove is kept away from first separation blade of fixedly connected with and second separation blade on the annular inner wall of bearing inner circle, be crisscross the distribution between first separation blade and the second separation blade, circular logical groove is close to fixedly connected with annular spacing collar on the annular inner wall of second separation blade.

Preferably, the first blocking piece and the second blocking piece are arranged in a semicircular mode.

Preferably, the first baffle plate, the second baffle plate and the annular limiting ring are all made of polyurethane.

Compared with the prior art, the utility model, its beneficial effect does:

1. through the circular logical groove cooperation annular spacing collar that sets up, be convenient for add lubricating oil to the antifriction bearing body.

2. Through the first separation blade and the second separation blade of the circular logical inslot of ring type seal cooperation that sets up, prevent effectively that this internal lubricating oil of antifriction bearing from flowing via the gap between bearing inner race and the bearing outer race, avoid influencing the normal use of antifriction bearing body, prevent that the greasy dirt from causing the pollution to mechanical parts, extension mechanical parts's life.

Drawings

Fig. 1 is a schematic side view of an oil leakage prevention bearing device according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic front view of an oil leakage preventing bearing device according to the present invention;

fig. 4 is a partially enlarged view of fig. 3 at B.

In the figure: the bearing comprises a rolling bearing body 1, a bearing outer ring 2, a bearing inner ring 3, an annular sealing ring 4, a slot 5, an insertion block 6, a bolt 7, a circular through groove 8, a first blocking piece 9, a second blocking piece 10 and an annular limiting ring 11.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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.

Referring to fig. 1-4, an oil leakage prevention bearing device, including a rolling bearing body 1, a bearing outer ring 2 and a bearing inner ring 3 are arranged in the rolling bearing body 1, annular seal rings 4 are inserted on the left and right sides of the bearing outer ring 2 and the bearing inner ring 3, the annular seal rings 4 are rubber products, the annular side walls of the annular seal rings 4 are abutted to the annular inner wall of the bearing outer ring 2, the annular inner wall of the annular seal rings 4 is abutted to the annular side wall of the bearing inner ring 3, a plurality of slots 5 are arranged on the top surface of the bearing outer ring 2, the slots 5 are distributed in a cross shape, a plurality of insertion blocks 6 are fixedly connected to the annular side walls of the annular seal rings 4, the insertion blocks 6 are respectively inserted into the slots 5, the same bolt 7 is connected to the thread between the insertion blocks 6 and the slots 5, the bolt 7 is used for fixing the insertion blocks 6 in the slots 5, and thus fixing.

The two annular sealing rings 4 are respectively provided with a leakage-proof mechanism, the leakage-proof mechanism comprises two circular through grooves 8 which are arranged on the annular sealing rings 4 and are communicated left and right, the two circular through grooves 8 are distributed relatively, the annular inner wall of each circular through groove 8 far away from the bearing inner ring 3 is fixedly connected with a first baffle 9 and a second baffle 10, the first baffle 9 and the second baffle 10 are distributed in a staggered manner, the annular sealing ring 4 of a rubber product is matched with the first baffle 9 and the second baffle 10, lubricating oil in the rolling bearing body 1 can be effectively prevented from flowing out through a gap between the bearing outer ring 2 and the bearing inner ring 3, the normal use of the rolling bearing body 1 is prevented from being influenced, the mechanical parts are prevented from being polluted by oil stains, the service life of the mechanical parts is prolonged, the annular inner wall of each circular through groove 8 close to the second baffle 10 is fixedly connected with an annular limiting ring 11, and the annular limiting ring 11 is used for, be convenient for to antifriction bearing body 1 additional lubrication oil, first separation blade 9 and second separation blade 10 are the semicircle type setting, and first separation blade 9, second separation blade 10 and annular spacing collar 11 are the polyurethane goods.

When the utility model is used, the annular sealing ring 4 is inserted between the bearing outer ring 2 and the bearing inner ring 3 on the rolling bearing body 1, the annular sealing ring 4 is rotated to ensure that the plurality of inserting blocks 6 are respectively inserted into the plurality of inserting grooves 5, the bolt 7 is matched with an external tool to penetrate through the inserting blocks 6 and then is in threaded connection with the inner wall of the inserting grooves 5, thereby the annular sealing ring 4 is limited and fixed between the bearing outer ring 2 and the bearing inner ring 3, at the moment, the annular side wall of the annular sealing ring 4 is in contact with the annular inner wall of the bearing outer ring 2, the annular inner wall of the annular sealing ring 4 is in contact with the annular side wall of the bearing inner ring 3, and further the annular sealing ring 4 is matched with the first blocking piece 9 and the second blocking piece 10 in the circular through groove 8, the lubricating oil in the rolling bearing body 1 is effectively prevented from flowing out through the, the oil stain is prevented from polluting mechanical parts, the service life of the mechanical parts is prolonged, and meanwhile, the annular limiting ring 11 in the circular through groove 8 is convenient for adding lubricating oil to the rolling bearing body 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an oil leakage prevention bearing device, includes antifriction bearing body (1), be equipped with bearing inner race (2) and bearing inner race (3) in antifriction bearing body (1), its characterized in that, bearing inner race (2) and the left and right sides of bearing inner race (3) are all inserted and are equipped with ring packing (4), the contact that offsets of the annular lateral wall of ring packing (4) and the annular inner wall of bearing inner race (2), the contact that offsets of the annular lateral wall of ring packing (4) and bearing inner race (3), two all be equipped with leak protection mechanism on ring packing (4).

2. An oil-leakage-preventing bearing device according to claim 1, wherein the annular seal ring (4) is made of rubber.

3. The oil leakage prevention bearing device according to claim 1, wherein a plurality of slots (5) are formed in the top surface of the bearing outer ring (2), the slots (5) are distributed in a cross shape, a plurality of insertion blocks (6) are fixedly connected to the annular side wall of the annular sealing ring (4), the insertion blocks (6) are respectively inserted into the slots (5), and the same bolt (7) is connected between the insertion blocks (6) and the slots (5) in a threaded manner.

4. An oil leakage prevention bearing device according to claim 1, wherein the leakage prevention mechanism comprises two circular through grooves (8) which are arranged on the annular sealing ring (4) and communicated with each other left and right, the two circular through grooves (8) are distributed oppositely, a first blocking piece (9) and a second blocking piece (10) are fixedly connected to the inner annular wall of the circular through groove (8) far away from the bearing inner ring (3), the first blocking piece (9) and the second blocking piece (10) are distributed in a staggered manner, and an annular limiting ring (11) is fixedly connected to the inner annular wall of the circular through groove (8) near the second blocking piece (10).

5. An oil leakage preventing bearing device according to claim 4, characterized in that the first and second blocking pieces (9, 10) are arranged in a semicircular shape.

6. An oil leakage prevention bearing device according to claim 4, wherein the first blocking plate (9), the second blocking plate (10) and the annular limiting ring (11) are made of polyurethane.