CN216382256U

CN216382256U - Stable deep groove ball bearing

Info

Publication number: CN216382256U
Application number: CN202123028902.0U
Authority: CN
Inventors: 李建平
Original assignee: Jinfa Bearing Co ltd
Current assignee: Jinfa Bearing Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-04-26
Anticipated expiration: 2031-12-03
Also published as: WO2023097714A1

Abstract

The utility model provides a stable deep groove ball bearing, and belongs to the technical field of bearings. The bearing solves the problems that when an existing bearing is installed, the outer ring of the bearing and the inner hole of a bearing chamber are in clearance fit, the bearing can move in the bearing chamber in operation, and the stability of the bearing in the axial direction is not good. This firm type deep groove ball bearing, including bearing inner race and bearing inner race, the vacant space has between bearing inner race and the bearing inner race, be provided with a plurality of steel ball between bearing inner race and the bearing inner race, annular groove one has been seted up to the outer end of bearing inner race, annular groove two has been seted up to the symmetry on the bearing inner race, the steel ball rolls in annular groove one and annular groove two, still be provided with on the inner wall of bearing inner race and lean on the piece, lean on and seted up annular groove three on the piece, bearing inner race's top fixed mounting has locating component. The utility model has the advantages of stable structure and reinforced bearing internal structure.

Description

Stable deep groove ball bearing

Technical Field

The utility model belongs to the technical field of bearings, relates to a deep groove ball bearing, and particularly relates to a stable deep groove ball bearing.

Background

The bearing is the support of the shaft and is a part for supporting. The bearing is an important basic element widely applied to various machines, and the deep groove ball bearing is widely applied to high-speed dust collectors and other high-grade motors. Customers require that the bearing is convenient to assemble and disassemble and reliable in axial positioning during working. When the bearing is installed, clearance fit is usually adopted between the outer ring of the bearing and the inner hole of the bearing chamber, the bearing can move in the bearing chamber in operation, the axial stability of the bearing is poor, meanwhile, because a clearance exists between the radius of the outer ring of the bearing and the inner hole of the bearing chamber, the outer ring of the bearing often creeps along with the inner ring in the using process, namely, the displacement is generated in the circumferential direction, the working efficiency of the bearing is reduced, and the service life of the bearing can be reduced or the bearing is blocked seriously.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a deep groove ball bearing which is reasonable in design, stable in structure and capable of reinforcing the internal structure of the bearing.

The purpose of the utility model can be realized by the following technical scheme: a stable deep groove ball bearing comprises a bearing inner ring and a bearing outer ring, a vacant space is formed between the bearing inner ring and the bearing outer ring, a plurality of steel balls are arranged between the bearing inner ring and the bearing outer ring, the stable deep groove ball bearing is characterized in that a first annular groove for installing the steel balls is formed in the outer end of the bearing inner ring, a second annular groove for installing the steel balls is symmetrically formed in the bearing outer ring, the steel balls roll in the first annular groove and the second annular groove, a propping piece connected with the steel balls is further arranged on the inner wall of the bearing outer ring, a third annular groove matched with the outer peripheral wall of the steel balls is formed in the propping piece, a positioning assembly for positioning and rotating the bearing inner ring and the steel balls is fixedly installed at the top end of the bearing outer ring, and the positioning assembly comprises a connecting piece, a plurality of positioning rods and a plurality of balls, the positioning rod corresponds to each steel ball respectively, and at the pivoted in-process of steel ball, the positioning rod also rotates along with the steel ball, the connecting piece on and with the position department that the bearing inner circle meets seted up with ball outer wall assorted annular one, the bearing inner circle on and for annular one department seted up annular two, annular one and annular two constitute jointly and supply a plurality of balls to carry out rolling space, the bearing inner circle be active state in the course of the work, roll under the effect of ball.

In foretell firm type deep groove ball bearing, bearing inner race and the junction of leaning on the piece seted up the ladder groove, the support and set up the oil groove of leading that supplies lubricating oil to get into the steel ball on the piece, and when the steel ball rolled to leaning on a department in bearing inner race and bearing inner race department, added lubricating oil to the steel ball through the effect of leading the oil groove.

In foretell firm type deep groove ball bearing, locating component still set up in the bottom of bearing inner race, and the upper and lower both ends of every steel ball all lean on through the locating lever counterbalance, on the locating lever and for the protruding bellying ring that is equipped with of the position department of connecting piece, and each locating lever among the locating component all links to each other with the bellying ring, the lower extreme of connecting piece is seted up and is supplied the bellying ring to carry out pivoted annular three, carries out the pivoted in-process at the steel ball, the bellying ring rotates with the locating lever is synchronous.

In foretell firm type deep groove ball bearing, still fixedly in the annular groove two be provided with the slide, the slide for the spill setting, and the slide is corresponding with the lateral wall of steel ball, the slide comprises for wear-resisting material.

In the above stable deep groove ball bearing, the connecting member is fixedly mounted on the bearing outer ring through a fixing bolt.

Compared with the prior art, the stable deep groove ball bearing is provided with the positioning assemblies at the upper end parts of the bearing outer ring and the bearing inner ring, so that steel balls are more stable in the rolling process, and the abutting piece is arranged at the bearing outer ring.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a side view of the present invention.

In the figure, 1, a bearing inner ring; 2. a bearing outer race; 3. steel balls; 4. a first annular groove; 5. a second annular groove; 6. an abutting member; 7. a third annular groove; 8. a positioning assembly; 9. a connecting member; 10. positioning a rod; 11. a ball bearing; 12. a first ring groove; 13. a second ring groove; 14. a stepped groove; 15. an oil guide groove; 16. a raised ring; 17. a ring groove III; 18. a slide base; 19. and (5) fixing the bolt.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the stable deep groove ball bearing comprises a bearing inner ring 1 and a bearing outer ring 2, a vacant space is arranged between the bearing inner ring 1 and the bearing outer ring 2, a plurality of steel balls 3 are arranged between the bearing inner ring 1 and the bearing outer ring 2, a first annular groove 4 for installing the plurality of steel balls 3 is arranged at the outer end of the bearing inner ring 1, a second annular groove 5 for installing the plurality of steel balls 3 is symmetrically arranged on the bearing outer ring 2, the steel balls 3 roll in the first annular groove 4 and the second annular groove 5, a propping member 6 connected with the steel balls 3 is further arranged on the inner wall of the bearing outer ring 2, a third annular groove 7 matched with the outer peripheral wall of the steel balls 3 is arranged on the propping member 6, and a positioning component 8 for positioning and rotating the bearing inner ring 1 and the steel balls 3 is fixedly arranged at the top end of the bearing outer ring 2, locating component 8 constitute by connecting piece 9, a plurality of locating lever 10 and a plurality of ball 11, locating lever 10 corresponding with every steel ball 3 respectively, at the 3 pivoted in-process of steel ball, locating lever 10 also rotates along with steel ball 3, connecting piece 9 on and with bearing inner race 1 position department of meeting seted up with ball 11 outer wall assorted annular one 12, bearing inner race 1 on and for annular one 12 department seted up annular two 13, annular one 12 and annular two 13 constitute jointly and supply a plurality of balls 11 to carry out rolling space, bearing inner race 1 for the active condition in the course of the work, roll under ball 11's effect.

In detail, when the movable shaft is arranged on the bearing inner ring 1, the movable shaft and the bearing inner ring 1 start to rotate simultaneously when working, the rolling of the bearing inner ring 1 drives the balls 11 to roll in the rolling space, the bearing inner ring 1 also drives the steel balls 3 to roll in the first annular groove 4 and the second annular groove 5, in the moving process, workers can lubricate the contact surface of the steel balls 3 and the first annular groove 4 through the oil guide groove 15 of the abutting piece 6, when the steel balls 3 slide through the abutting piece 6, the steel balls 3 are lubricated, the lubricating capability of the utility model is improved, the sliding of the steel balls 3 can also drive the positioning rods 10 to slide, the bulge rings 16 can rotate on the connecting piece 9, the steel balls 3 can drive the positioning rods 10 connected with the steel balls 3 to rotate circumferentially, in the moving process, under the action of the positioning rods 10, the steel ball 3 has more stability when in operation.

Further saying in detail, bearing inner race 2 and the junction that leans on piece 6 have seted up ladder groove 14, the inside oil blanket of bearing has been strengthened under the effect in ladder groove 14, the support lean on to set up on the piece 6 and supply lubricating oil to get into the oil groove 15 of leading of steel ball 3, and when steel ball 3 rolled to leaning on when leaning on piece 6 department in bearing inner race 2 and bearing inner race 1 department, added lubricating oil to steel ball 3 through the effect of leading oil groove 15.

Further saying, locating component 8 still sets up in the bottom of bearing inner race 2, and the upper and lower both ends of every steel ball 3 all lean on through locating lever 10 counterbalance, locating lever 10 is gone up and is equipped with protruding ring 16 for the position department of connecting piece 9 is protruding, and each locating lever 10 among the locating component 8 all links to each other with protruding ring 16, the lower extreme of connecting piece 9 is seted up and is supplied protruding ring 16 to carry out pivoted annular three 17, carries out the pivoted in-process at steel ball 3, and protruding ring 16 rotates with locating lever 10 is synchronous.

In a further elaboration, a sliding seat 18 is fixedly arranged in the second annular groove 5, the sliding seat 18 is in a concave shape, the sliding seat 18 corresponds to the outer side wall of the steel ball 3, and the sliding seat 18 is made of wear-resistant materials.

In detail, the connecting piece 9 is fixedly arranged on the bearing outer ring 2 through the fixing bolt 19, so that the stability of the whole structure is enhanced.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A stable deep groove ball bearing comprises a bearing inner ring (1) and a bearing outer ring (2), a vacant space is arranged between the bearing inner ring (1) and the bearing outer ring (2), and a plurality of steel balls (3) are arranged between the bearing inner ring (1) and the bearing outer ring (2), the stable deep groove ball bearing is characterized in that a first annular groove (4) for installing the plurality of steel balls (3) is formed in the outer end of the bearing inner ring (1), a second annular groove (5) for installing the plurality of steel balls (3) is symmetrically formed in the bearing outer ring (2), the steel balls (3) roll in the first annular groove (4) and the second annular groove (5), a propping piece (6) connected with the steel balls (3) is further arranged on the inner wall of the bearing outer ring (2), a third annular groove (7) matched with the outer peripheral wall of the steel balls (3) is formed in the propping piece (6), the top end of the bearing outer ring (2) is fixedly provided with a positioning component (8) for positioning and rotating the bearing inner ring (1) and the steel balls (3), the positioning component (8) consists of a connecting piece (9), a plurality of positioning rods (10) and a plurality of balls (11), the positioning rods (10) correspond to each steel ball (3) respectively, in the rotating process of the steel balls (3), the positioning rods (10) also rotate along with the steel balls (3), the connecting piece (9) is provided with a first annular groove (12) matched with the outer wall of each ball (11) at the position connected with the bearing inner ring (1), the bearing inner ring (1) is provided with a second annular groove (13) relative to the first annular groove (12), and the first annular groove (12) and the second annular groove (13) jointly form a rolling space for the plurality of balls (11) to roll, the bearing inner ring (1) is in a movable state in the working process and rolls under the action of the balls (11).

2. The firm deep groove ball bearing of claim 1, wherein a stepped groove (14) is formed in a joint of the bearing outer ring (2) and the abutting member (6), an oil guide groove (15) for lubricating oil to enter the steel ball (3) is formed in the abutting member (6), and when the steel ball (3) rolls to the abutting member (6) at the bearing outer ring (2) and the bearing inner ring (1), the lubricating oil is added to the steel ball (3) through the action of the oil guide groove (15).

3. The stable deep groove ball bearing of claim 1, wherein the positioning assemblies (8) are further arranged at the bottom end of the bearing outer ring (2), the upper end and the lower end of each steel ball (3) are abutted by positioning rods (10), each positioning rod (10) is provided with a protruding ring (16) in a protruding manner at a position corresponding to the connecting piece (9), each positioning rod (10) in each positioning assembly (8) is connected with the protruding ring (16), the lower end of the connecting piece (9) is provided with a circular groove III (17) for the protruding ring (16) to rotate, and the protruding ring (16) and the positioning rods (10) rotate synchronously in the process of rotating the steel balls (3).

4. The firm deep groove ball bearing according to claim 1, wherein a sliding seat (18) is further fixedly arranged in the second annular groove (5), the sliding seat (18) is concave, the sliding seat (18) corresponds to the outer side wall of the steel ball (3), and the sliding seat (18) is made of wear-resistant materials.

5. A robust deep groove ball bearing according to claim 1, characterized in that the connecting member (9) is fixedly mounted on the bearing outer ring (2) by means of fixing bolts (19).