CN214499807U

CN214499807U - Deep groove ball bearing

Info

Publication number: CN214499807U
Application number: CN202120301815.9U
Authority: CN
Inventors: 蔡洪雷; 潘敏; 何雪红
Original assignee: Wuhe Hongsheng Bearing Co ltd
Current assignee: Wuhe Hongsheng Bearing Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-26
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a deep groove ball bearing, including bearing inner ring, bearing outer ring, holder and steel ball, the thickness of bearing outer ring is greater than bearing inner ring's thickness, all be equipped with the sealing member between the terminal surface of bearing inner ring and the bearing outer ring inner wall, the sealing member includes the solid fixed ring of first solid fixed ring and second, first solid fixed ring detachable connects the terminal surface of bearing inner ring, the inner wall at the bearing outer ring is fixed to the solid fixed ring detachable of second, first solid fixed ring outer loop side is equipped with the go-between outside detachably connects the sealing ring the solid fixed ring's of second inner ring face is equipped with the spout, the sealing ring can slide in the spout. The utility model has the advantages that: after long-time use, the sealing ring can produce wearing and tearing, leads to the leakproofness to reduce easily, when the leakproofness can not satisfy the operation requirement, can tear the sealing ring down, the sealing ring of renewal can, need not to change whole bearing.

Description

Deep groove ball bearing

Technical Field

The utility model relates to a bearing technical field especially relates to a deep groove ball bearing.

Background

The bearing seal is mainly used for preventing lubricant inside the bearing from leaking outside and preventing external moisture, dust, foreign matters and the like from entering the inside of the bearing, and then the running performance and the service life of the bearing are influenced. The bearing with higher sealing performance has the defect that the sealing element is not easy to take out from the bearing. This also causes a problem that it is inconvenient to add the lubricant to the inside of the bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the deep groove ball bearing who provides.

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

the utility model provides a deep groove ball bearing, including the bearing inner ring, the bearing outer ring, holder and steel ball, the thickness of bearing outer ring is greater than the thickness of bearing inner ring, all be equipped with the sealing member between the terminal surface of bearing inner ring and the bearing outer ring inner wall, the sealing member includes first solid fixed ring and the solid fixed ring of second, the terminal surface at the bearing inner ring is connected to first solid fixed ring detachable, the inner wall at the bearing outer ring is fixed to the solid fixed ring detachable of second, first solid fixed ring outer ring side is equipped with the go-between, detachably connects the sealing ring outside the go-between, the interior anchor ring face at the solid fixed ring of second is equipped with the spout, the sealing ring can slide in the spout.

Preferably, the end face of the bearing inner ring is provided with an end face ring groove, and the first fixing ring is arranged in the end face ring groove.

Preferably, the bottom of the inner side of the end face annular groove is provided with at least one end face sealing groove, and an end face sealing ring is arranged in the end face sealing groove.

Preferably, the inner ring surface of the bearing outer ring is provided with an inner ring groove, the second fixing ring is arranged in the inner ring groove, one end of the second fixing ring is fixedly connected with the mounting ring, and the mounting ring is detachably connected with the second fixing ring.

Preferably, the outer ring surface of the connecting ring is provided with a first lap ring groove, the inner ring surface of the sealing ring is provided with a second lap ring groove, the first lap ring groove and the second lap ring groove are correspondingly arranged, one side of the first lap ring groove is provided with a first threaded hole which is obliquely arranged, one side of the sealing ring is provided with a first counter bore, and a first screw penetrates through the first counter bore and is in threaded connection with the first threaded hole.

The utility model has the advantages that: can be right through the sealing member the utility model provides a seal between bearing inner ring, the bearing outer ring among the deep groove ball bearing, after long-time the use, the sealing ring can produce wearing and tearing, leads to the leakproofness to reduce easily, when the leakproofness can not satisfy operation requirement, can tear the sealing ring down, the sealing ring of renewal can, need not to change whole bearing.

Drawings

Fig. 1 is a schematic diagram of a basic structure of a deep groove ball bearing provided by the present invention;

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

fig. 3 is an enlarged view of a portion B of fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

As shown in fig. 1-3, the utility model provides a pair of deep groove ball bearing, including bearing inner ring 2, bearing outer ring 1, holder 31 and steel ball 3, bearing outer ring 1's thickness is greater than bearing inner ring 2's thickness, all be equipped with the sealing member between bearing inner ring 2's the terminal surface and the 1 inner wall of bearing outer ring, the sealing member includes first solid fixed ring 4 and the solid fixed ring 5 of second, first solid fixed ring 4 detachable connects the terminal surface at bearing inner ring 2, bearing inner ring 2's terminal surface is equipped with the terminal surface annular, first solid fixed ring 4 sets up in the terminal surface annular, terminal surface annular inboard bottom is equipped with a plurality of second screw holes, first solid fixed ring 4 one side is equipped with a plurality of second counter bores 42, the second screw passes and threaded connection is in the second screw hole from second counter bore 42, thereby fix first solid fixed ring 4 in the terminal surface annular through the second screw. The bottom of the inner side of the end face ring groove is provided with at least one end face seal groove 22, and an end face seal ring is arranged in the end face seal groove 22.

The inner wall at bearing outer loop 1 is fixed to the solid fixed ring 5 detachable of second, 1 inner ring face in the bearing outer loop is equipped with the inner ring groove, the solid fixed ring 5 of second sets up in the inner ring groove, the solid fixed ring 5 one end fixed connection collar 51 of second, collar 51 and the solid fixed ring 5 detachable connection of second, inner wall at bearing outer loop 1 is equipped with a plurality of third screw holes 52, be equipped with through-hole 51 on collar 51, third screw passes and threaded connection in third screw hole 52 from through-hole 51, thereby fix the solid fixed ring 5 of second in the inner ring groove through the third screw.

The outer ring side of the first fixing ring 4 is integrally connected or fixedly connected with a connecting ring 43, the outer side of the connecting ring 43 is detachably connected with a sealing ring 6, a sliding groove is formed in the inner ring surface of the second fixing ring 5, and the sealing ring 6 can slide in the sliding groove.

The outer anchor ring face of go-between 43 is equipped with first overlap joint annular, is equipped with second overlap joint annular in sealing ring 6 inner ring face, and first overlap joint annular corresponds the setting with second overlap joint annular, and first overlap joint annular one side is equipped with the first screw hole 44 that the slope set up, and sealing ring 6 one side is equipped with first counter bore 62, and first screw passes first counter bore 62 and at first screw hole 44 internal thread connection. All be equipped with sealing washer 63 between the contact surface of first overlap joint annular and second overlap joint annular, first screw is the slope setting, and first screw is when fixing sealing ring 6, and the power that the slope set up can be decomposed into two powers of horizontal direction and vertical direction to it is tight with two sealing washer 63 voltage-sharing.

When using, can be right through the sealing member the utility model provides a seal between bearing inner ring 2 among the deep groove ball bearing, the bearing outer loop 1, after long-time the use, sealing ring 6 can produce wearing and tearing, leads to the leakproofness to reduce easily, when the leakproofness can not satisfy operation requirement, can tear the sealing ring down, the sealing ring that updates can, need not to change whole bearing.

Claims

1. The utility model provides a deep groove ball bearing, includes bearing inner ring (2), bearing outer ring (1), holder (31) and steel ball (3), its characterized in that: the thickness of bearing outer ring (1) is greater than the thickness of bearing inner ring (2), all be equipped with the sealing member between the terminal surface of bearing inner ring (2) and bearing outer ring (1) inner wall, the sealing member includes first solid fixed ring (4) and the solid fixed ring of second (5), first solid fixed ring (4) detachable is connected the terminal surface of bearing inner ring (2), the inner wall at bearing outer ring (1) is fixed to the solid fixed ring of second (5) detachable, first solid fixed ring (4) outer loop side is equipped with go-between (43) outside detachably connects sealing ring (6) the interior anchor ring of the solid fixed ring of second (5) is equipped with the spout, sealing ring (6) can slide in the spout.

2. The deep groove ball bearing of claim 1, wherein: the terminal surface of bearing inner ring (2) is equipped with the terminal surface annular, first solid fixed ring (4) set up in the terminal surface annular.

3. A deep groove ball bearing according to claim 2, characterized in that: the end face ring groove is characterized in that at least one end face seal groove (22) is formed in the bottom of the inner side of the end face ring groove, and an end face seal ring is arranged in the end face seal groove (22).

4. The deep groove ball bearing of claim 1, wherein: the bearing outer ring (1) inner ring surface is equipped with the inner ring groove, the solid fixed ring of second (5) sets up in the inner ring groove, the solid fixed ring of second (5) one end fixed connection collar (51), collar (51) with the solid fixed ring of second (5) detachably connects.

5. The deep groove ball bearing of claim 1, wherein: the outer anchor ring is characterized in that a first lap ring groove is formed in the outer ring surface of the connecting ring (43), a second lap ring groove is formed in the inner ring surface of the sealing ring (6), the first lap ring groove and the second lap ring groove are correspondingly arranged, a first threaded hole (44) which is obliquely arranged is formed in one side of the first lap ring groove, a first counter bore (62) is formed in one side of the sealing ring (6), and a first screw penetrates through the first counter bore (62) and is in threaded connection with the first threaded hole (44).