CN220505558U

CN220505558U - Anti-blocking bearing

Info

Publication number: CN220505558U
Application number: CN202321774132.0U
Authority: CN
Inventors: 陈宜鑫; 陈宜都
Original assignee: Zhejiang Mingqiu Bearing Co ltd
Current assignee: Zhejiang Mingqiu Bearing Co ltd
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2024-02-20
Anticipated expiration: 2033-07-07

Abstract

The utility model relates to the technical field of bearings, and discloses an anti-blocking bearing, which comprises an inner ring, wherein an outer ring is arranged at the outer end of the inner ring, an outer ring sliding groove is formed in the outer ring, a first sealing ring and a second sealing ring are fixedly arranged at openings at two ends of the outer ring, balls are arranged between the inner ring and the outer ring, retainers are fixedly arranged at the upper side and the lower side of the balls, connecting pieces are arranged at the inner sides of the balls, dust covers are fixedly arranged at the top sides of the connecting pieces, clamp springs for fixing the dust covers are further arranged on the connecting pieces, positioning blocks are further arranged on the clamp springs to fix the positioning blocks, the fixing capacity of the clamp springs is improved, the stability of the bearing in use is improved, positioning holes for the positioning blocks to penetrate and fix are formed in the outer ring, a recess for installing the clamp springs is further formed between the recess and the dust covers, and a transition surface is further arranged on the outer ring for fixing the dust covers.

Description

Anti-blocking bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to an anti-blocking bearing.

Background

The bearing is the bearing of the shaft and is a part playing a role in bearing. 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. The customer requires the bearing to be convenient to assemble and disassemble and reliable in axial positioning during working. In order to adapt to the environment with high rotating speed and more dust, the sealing performance of the bearing is required to be good, the duration time is long, the flexibility of the existing bearing is relatively poor, the bearing is easy to deviate in the use process, the stability of mechanical operation is affected, and a certain danger exists.

According to the disclosed anti-blocking deep groove ball shaft (publication number: CN 217421860U), the positioning retainer is controlled in a certain track in the rotating process by the positioning ring arranged on the dustproof assembly, so that the positioning retainer is prevented from shifting, the lubricating property of the anti-blocking deep groove ball shaft is improved by arranging the oil duct, lubricating oil can flow into the sliding position of the rolling element more conveniently, the friction force is reduced, and the practical efficiency is improved.

However, in the actual use process of the device, due to the damp environment or external dust, the deep groove ball bearings are easy to rust or accumulate more dust, so that the deep groove ball bearings are in use, and the inner rings of the individual deep groove ball bearings are blocked during rotation; in view of this, we propose an anti-blocking bearing.

Disclosure of Invention

The present utility model is directed to an anti-blocking bearing, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but anti-blocking's bearing, includes the inner circle, the outer end installation of inner circle is provided with the outer lane, the outer lane spout has been seted up to the inside of outer lane, the both ends opening part fixed mounting of outer lane has first sealing washer and second sealing washer, be equipped with the ball between inner circle and the outer lane, the upper and lower both sides fixed mounting of ball has the holder.

Preferably, the retainer comprises an upper fixing ring and a lower fixing ring, a plurality of positioning columns are annularly arranged on the upper fixing ring, fixing holes for the fixing columns to penetrate through are formed in the lower fixing ring, positioning grooves are annularly formed in the positioning columns, and the fixing holes are mutually clamped with the positioning grooves.

Preferably, the clamping piece which is folded towards the direction of the outer fixing hole is arranged between the fixing holes on the lower fixing ring, and the connecting piece is arranged on the inner side of the ball.

Preferably, the top side of connecting piece fixed mounting has the shield, still be provided with the jump ring that is used for fixed shield on the connecting piece.

Preferably, the snap spring is further provided with a positioning block, and the outer ring is provided with a positioning hole for the positioning block to penetrate and fix.

Preferably, the dust cover is also provided with a recess for installing the clamp spring, a transition surface is arranged between the recess and the dust cover, and the outer ring is provided with a placing groove for fixing and clamping the dust cover and the clamp spring.

Compared with the prior art, the utility model provides the anti-blocking bearing, which has the following beneficial effects:

1. this can prevent obstructed bearing through setting up limit structure, under the cooperation of a plurality of holder, can be with a plurality of ball evenly distributed in the inside along the guide slot to make things convenient for a plurality of ball to roll smoothly in the inside of two sets of along the guide slot, prevent that a plurality of ball from bumping when rolling, improved the security of this deep groove ball bearing main part.

2. This but anti-blocking's bearing, in order to avoid long-time use lower bearing internals can get into inside and lead to blockking up because of a large amount of dust, through the cooperation setting of shield, sealing washer, locating piece and locating hole, extension internals' life.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

fig. 4 is a schematic diagram of the structure of fig. 3 a according to the present utility model.

In the figure: 1. an inner ring; 2. an outer ring; 3. an outer ring chute; 4. a ball; 5. a retainer; 6. a fixing hole; 7. positioning columns; 8. a first seal ring; 9. a second seal ring; 10. a connecting piece; 11. a dust cover; 12. clamping springs; 13. a positioning block; 14. positioning holes; 15. a placement groove.

Detailed Description

As shown in fig. 1-4, the present utility model provides a technical solution: the anti-blocking bearing comprises an inner ring 1, an outer ring 2 is arranged at the outer end of the inner ring 1, an outer ring chute 3 is arranged in the outer ring 2, a first sealing ring 8 and a second sealing ring 9 are fixedly arranged at openings at two ends of the outer ring 2, balls 4 are arranged between the inner ring 1 and the outer ring 2, a retainer 5 is fixedly arranged at the upper side and the lower side of the balls 4, the retainer 5 comprises an upper fixing ring and a lower fixing ring, a plurality of positioning columns 7 are annularly arranged on the upper fixing ring, fixing holes 6 for the fixing columns to penetrate are arranged on the lower fixing ring, positioning grooves are annularly arranged on the positioning columns 7, the fixing holes 6 are mutually clamped with the positioning grooves, clamping pieces which are folded towards the directions of the outer fixing holes 6 are arranged on the lower fixing ring, a connecting piece 10 is arranged at the inner side of the balls 4, a dust cover 11 is fixedly arranged at the top side of the connecting piece 10, dust entering is reduced, the service life is prolonged, the clamp spring 12 for fixing the dust cover 11 is further arranged on the connecting piece 10, the outer ring 2 is clamped, after the dust cover 11 is assembled, the dust cover 11 is not easy to separate from the outer ring 2, the connection firmness of the dust cover 11 is improved, the dust cover is simple to assemble and high in practicability, the clamp spring 12 is further provided with the positioning block 13, the positioning block 13 is arranged, when the clamp spring 12 is assembled with the outer ring 2, the clamp spring 12 can be primarily fixed through the positioning block 13, so that the installation efficiency of the clamp spring 12 is improved, the positioning block 13 is fixed by matching with the positioning hole 14, the fixing capability of the clamp spring 12 is improved, the stability of the bearing in use is improved, the positioning hole 14 for the clamp spring 13 to penetrate and fix is arranged on the outer ring 2, the recess for the clamp spring 12 to install is further arranged on the dust cover 11, and a transition surface is further arranged between the recess and the dust cover 11, be provided with the standing groove 15 that supplies shield 11, jump ring 12 fixed joint on the outer lane 2, the setting of mounting groove makes the shield 11 obtain the fixed when installing between jump ring 12, has further improved the connection between shield 11 and the jump ring 12, has improved the stability degree when the bearing uses.

Working principle: when the device is used, firstly, the plurality of connecting pieces 10 are fixed, the plurality of balls 4 are respectively arranged in the plurality of round grooves, one sides of the plurality of balls 4 are put into the two groups of outer ring sliding grooves 3, so that the plurality of balls 413 can roll smoothly in the two groups of outer ring sliding grooves 3, the plurality of balls 4 are prevented from colliding during rolling, the safety of the deep groove ball bearing main body is improved, and then, the gap between the bearing outer ring 2 and the bearing inner ring 1 can be sealed due to the fact that the inner side walls of the first sealing ring 8 and the second sealing ring 9 are fixed, and rust can be prevented from occurring in the interior of the deep groove ball bearing main body in a humid environment.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. Anti-blocking bearing, comprising an inner ring (1), characterized in that: the utility model discloses a dust-proof device, including inner circle (1) and outer ring (2), outer ring runner (3) have been seted up to the outer end installation of inner circle (1), outer ring runner (3) have been seted up to the inside of outer ring (2), the both ends opening part fixed mounting of outer ring (2) has first sealing washer (8) and second sealing washer (9), be equipped with ball (4) between inner circle (1) and outer ring (2), the upper and lower both sides fixed mounting of ball (4) have holder (5), holder (5) include solid fixed ring, lower solid fixed ring, gu go up gu fixed ring and go up annular and be provided with a plurality of reference columns (7), be provided with fixed orifices (6) that supply the fixed column to wear to establish down on the solid fixed ring, and gu annular on reference column (7) are provided with the constant head tank, the joint each other of fixed orifices (6) and constant head tank, be provided with the joint piece to outside fixed orifices (6) direction on the solid fixed ring down, the inboard of ball (4) is provided with connecting piece (10), top side fixed mounting of connecting piece (10) has dust-proof cover (11), be provided with on connecting piece (12) and be provided with on (12) and still supply to wear to set up on locating piece (13), the dustproof cover (11) is further provided with a recess for installing the clamp spring (12), a transition surface is arranged between the recess and the dustproof cover (11), and the outer ring (2) is provided with a placement groove (15) for fixedly clamping the dustproof cover (11) and the clamp spring (12).