CN220523102U

CN220523102U - Bearing with waterproof and dustproof functions

Info

Publication number: CN220523102U
Application number: CN202321572150.0U
Authority: CN
Inventors: 黄伦忠; 阙桂英; 徐慧红
Original assignee: Ningbo Essen Boleyn Bearing Co ltd
Current assignee: Ningbo Essen Boleyn Bearing Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2024-02-23
Anticipated expiration: 2033-06-19

Abstract

The utility model provides a bearing with waterproof and dustproof functions, which comprises an outer ring, an inner ring, a retainer and a plurality of wave moving bodies, wherein the inner ring is positioned in the outer ring, the retainer is positioned between the outer ring and the inner ring, and the wave moving bodies are positioned in the retainer. The utility model discloses adjust to the proper position back to the dust guard in the dustproof machanism, simultaneously, inlay through the sealing ring card in the waterproof machanism and establish the inslot portion, reach sealed waterproof effect, and can use the screwdriver to make the screw drive the dust guard retract accomodate inslot portion, make the unrestrained moving body expose, so that the staff is to its maintenance of oiling, it is inside to have solved the dust and have got into the bearing easily, fall on the surface of unrestrained moving body, influence the transmission effect of unrestrained moving body, it is not smooth enough to lead to the bearing to rotate, simultaneously, the inside water inlet of bearing can lead to unrestrained moving body surface to rust, lead to the unable normal use of bearing, and after the bearing is protected, the protection position is difficult to dismantle, lead to follow-up be difficult to the bearing to maintain scheduling problem.

Description

Bearing with waterproof and dustproof functions

Technical Field

The utility model relates to the technical field of bearings, in particular to a bearing with waterproof and dustproof functions.

Background

Bearings are a precision mechanical element that changes sliding friction between an operating shaft and a shaft seat into rolling friction, thereby reducing friction losses. The bearing generally consists of four parts, namely an inner ring, an outer ring, rolling bodies and a retainer, wherein the inner ring is matched with the shaft and rotates together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling bodies are uniformly distributed between the inner ring and the outer ring by means of the retainer, and the shape, the size and the number of the rolling bodies directly influence the service performance and the service life of the rolling bearing; the retainer can uniformly distribute the rolling bodies and guide the rolling bodies to rotate for lubrication, and belongs to an important part in modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy.

The utility model provides a waterproof bearing of publication No. "CN216715011U", a waterproof bearing, including outer lane, inner circle, holder, ball and sealing washer, ball and holder swing joint, the ball is spacing between outer lane and inner circle, and the sealing washer setting is in the outer lane both sides, outer lane and inner circle edge are equipped with the seal groove, and the sealing washer is installed in the seal groove, and the sealing washer includes dustproof portion and sealing portion two parts, and dustproof portion is connected with sealing portion, provides better waterproof performance. The device has the advantages that: the dustproof part is the metal material, and the sealing part is the rubber material, adopts dustproof part and sealing part composite design, and the torsional moment of torsion of sealing washer is 0.0162-0.0268N.m, ensures sealing washer and seal groove good contact, prevents that the sealing washer from warping, ensures good sealing performance simultaneously to dustproof part surface adopts nickel plating zinc to handle, has strengthened anticorrosive function, satisfies adverse circumstances demand.

The above device still has the following problems in the implementation:

in the long-time in-process that uses of bearing, the dust gets into the surface that falls on the rolling element, then can influence the transmission effect of rolling element, leads to the bearing to rotate inadequately smooth, if the bearing is installed in the comparatively moist place of environment simultaneously, the inside water that intakes of bearing can lead to the rolling element surface to rust, leads to the unable normal use of bearing, and after the conventional protection mode protected the bearing, the protection position was difficult to dismantle, leads to follow-up being difficult to maintaining the bearing.

Disclosure of Invention

The utility model aims to provide a bearing with waterproof and dustproof functions, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the bearing with the waterproof and dustproof functions comprises an outer ring, an inner ring, a retainer and a plurality of rolling bodies, wherein the inner ring is positioned in the outer ring, the retainer is positioned between the outer ring and the inner ring, the rolling bodies are positioned in the retainer,

the dustproof mechanism is movably arranged in the outer ring, and when the dustproof mechanism is positioned between the outer ring and the inner ring, dust can be prevented from falling on the surface of the rolling body, and the transmission effect of the rolling body is influenced;

the waterproof mechanism is fixedly arranged on one side of the dustproof mechanism, and when the dustproof mechanism is positioned between the outer ring and the inner ring, the waterproof mechanism can be attached to the surface of the inner ring to achieve a sealing effect, so that water is prevented from flowing into the bearing to contact with the surface of the rolling body;

the maintenance mechanism is movably arranged on one side of the dustproof mechanism, and when the bearing is maintained and oiled, the dustproof mechanism can be adjusted to a maintenance position not affected by the maintenance mechanism.

Preferably, the number of the dustproof mechanisms is four groups, and the dustproof mechanisms are opposite to each other.

Preferably, the dustproof mechanism comprises a storage groove and a dustproof plate, the storage groove is formed in the outer ring, the dustproof plate is located in the storage groove, and the top and the bottom of the dustproof plate are fixedly connected with sliding blocks.

Preferably, the waterproof mechanism comprises a sealing ring, one side of the sealing ring is fixedly connected with one side of the dust guard, and an embedded groove matched with the sealing ring for use is formed in the outer surface of the inner ring.

Preferably, the top and the bottom of the inner wall of the storage groove are provided with sliding grooves, and the sliding grooves are matched with the sliding blocks.

Preferably, the maintenance mechanism comprises a matching groove, the matching groove is formed in the outer surface of the outer ring, a screw is connected with the inner wall of the matching groove in a threaded mode, one end of the screw penetrates through the outer ring and is provided with a rotating shaft, and one end of the screw is connected with one side of the dust-proof plate in a rotating mode through the rotating shaft.

Preferably, the screw is a round head screw, which can be removed by using a screwdriver.

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

1. the utility model discloses a set up dustproof mechanism, can adjust to the proper position back to the dust guard in the dustproof mechanism, effectively prevent that the dust from getting into, solved the bearing and in the in-process of using for a long time, the dust gets into the surface that falls on the rolling element, then can influence the transmission effect of rolling element, lead to the bearing to rotate not smooth enough problem, simultaneously through setting up four groups, can protect the both sides of bearing, avoid the dust to get into to the effect of minimum cost arrival protection reduces the manufacturing degree of difficulty simultaneously.

2. The utility model discloses a set up waterproof mechanism, can inlay through sealing ring card in the waterproof mechanism and establish the inslot portion, reach sealed waterproof effect to solve if the bearing is installed in the comparatively moist place of environment, the inside water that intakes of bearing can lead to rolling element surface rust, leads to the unable normal use's of bearing problem.

3. The utility model discloses a set up maintenance mechanism, can make the screw drive the dust guard retract through using the screwdriver accomodate inside, make the rolling element expose to the staff maintains it to oil, has solved conventional protection mode and has protected the back to the bearing, and the protection position is difficult to dismantle, leads to follow-up difficult to the problem of maintaining the bearing.

The utility model discloses adjust to the proper position back to the dust guard in the dustproof mechanism, effectively prevent that the dust from getting into, simultaneously, inlay through the sealing ring card in the waterproof mechanism and establish the inslot portion, reach sealed waterproof effect, and can use the screwdriver to make the screw drive the dust guard retract accomodate inslot portion, make the rolling element expose, so that the staff maintains it with oiling, it is inside to have solved the dust and get into the bearing easily, fall on the surface of rolling element, influence the transmission effect of rolling element, it is not smooth enough to lead to the bearing to rotate, simultaneously, the inside water that intakes of bearing can lead to rolling element surface rust, lead to the unable normal use of bearing, and after the bearing is protected, the protection position is difficult to dismantle, lead to follow-up be difficult to maintaining the scheduling problem to the bearing.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

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

FIG. 3 is an enlarged view of a portion of the utility model at A in FIG. 2;

FIG. 4 is a front cross-sectional view of the present utility model;

fig. 5 is a partial enlarged view of the present utility model at B in fig. 4.

In the figure: 1. an outer ring; 2. an inner ring; 3. a retainer; 4. a storage groove; 5. a dust-proof plate; 6. a sliding block; 7. a seal ring; 8. a groove is embedded; 9. a sliding groove; 10. a mating groove; 11. a screw; 12. a rotating shaft; 13. rolling bodies.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

embodiment one:

a bearing with waterproof and dustproof functions comprises an outer ring 1, an inner ring 2, a retainer 3 and a plurality of rolling bodies 13, wherein the inner ring 2 is positioned in the outer ring 1, the retainer 3 is positioned between the outer ring 1 and the inner ring 2, the rolling bodies 13 are positioned in the retainer 3,

the dustproof mechanism is movably arranged in the outer ring 1, and when the dustproof mechanism is positioned between the outer ring 1 and the inner ring 2, dust can be prevented from falling on the surface of the rolling body 13, and the transmission effect of the rolling body 13 is influenced;

the waterproof mechanism is fixedly arranged on one side of the dustproof mechanism, and when the dustproof mechanism is positioned between the outer ring 1 and the inner ring 2, the waterproof mechanism can be attached to the surface of the inner ring 2 to achieve a sealing effect, so that water is prevented from flowing into the bearing to be contacted with the surface of the rolling body 13;

the maintenance mechanism is movably arranged on one side of the dustproof mechanism, and when the bearing is maintained and oiled, the dustproof mechanism can be adjusted to a maintenance position which is not affected by the maintenance mechanism.

One implementation manner of this embodiment is as follows: the dustproof mechanism comprises a containing groove 4 and a dustproof plate 5, the containing groove 4 is formed in the outer ring 1, the dustproof plate 5 is located in the containing groove 4, the top and the bottom of the dustproof plate 5 are fixedly connected with sliding blocks 6, the dustproof mechanism is arranged, screws 11 can be screwed through a screwdriver to rotate, the dustproof plate 5 is pushed to move, when the dustproof plate 5 is located at a proper position between the outer ring 1 and the inner ring 2, dust cannot enter the bearing and fall on the rolling bodies 13, and the transmission effect of the rolling bodies 13 is affected.

The quantity of dustproof mechanism is four groups, and two are relative, through setting up dustproof mechanism, can protect the both sides of bearing, avoid the dust to get into to the effect of protection is reached with minimum cost, reduces the manufacturing degree of difficulty simultaneously.

The sliding tray 9 has all been seted up to the top and the bottom of accomodating the inslot 4 inner wall, and sliding tray 9 and sliding block 6 cooperation use, through setting up sliding tray 9, can restrict the position of dust guard 5, plays the effect that makes it can only remove along sliding tray 9.

Embodiment two:

on the basis of embodiment one, dustproof mechanism can avoid the dust to fall on the surface of rolling element 13 in this embodiment, influences the transmission effect of rolling element 13, but if be in under a moist environment, rivers are inside to flow into bearing and rolling element 13 surface contact, can lead to rolling element 13 surface to rust, and waterproof mechanism includes sealing ring 7 in this practicality, one side of sealing ring 7 and one side fixed connection of dust guard 5, and the embedded groove 8 that uses with sealing ring 7 cooperation is seted up to the surface of inner circle 2, through setting up waterproof mechanism, can remove through dust guard 5 in, and sealing ring 7 gets into the inside of embedded groove 8 to reach sealed waterproof effect.

Embodiment III:

on the basis of embodiment I and embodiment II, dustproof mechanism and waterproofing mechanism can avoid the dust to fall on the surface of rolling element 13 in this embodiment to and the rivers cause rusty at rolling element 13 surface, and bearing often maintains rolling element 13 surface oiling when reaching, and in the utility model, maintenance mechanism includes cooperation groove 10, and cooperation groove 10 offers in the surface of outer lane 1, and cooperation groove 10's inner wall threaded connection has screw 11, and screw 11's one end runs through outer lane 1, and is provided with pivot 12, and screw 11's one end is connected with one side rotation of dust guard 5 through pivot 12, through setting up maintenance mechanism, can drive screw 11 outside the removal through using the screwdriver, screw 11 drives dust guard 5 and removes, receive and withdraw and accomodate inside groove 4, later can carry out oiling maintenance on the rolling element 13 that exposes.

The screw 11 is a round head screw 11, can be removed by using a screwdriver, and can play a role in driving the dust guard 5 by arranging the screw 11 and matching the screw 11 with the screwdriver.

Working principle: the screw 11 is screwed by the screwdriver to rotate, thereby pushing the dust guard 5 to move, when the dust guard 5 is positioned at a proper position between the outer ring 1 and the inner ring 2, dust can not enter the bearing and fall on the rolling bodies 13, the transmission effect of the rolling bodies 13 is affected, the dust guard 5 moves, meanwhile, the sealing ring 7 enters the embedded groove 8, thereby achieving the sealing and waterproof effects, and then when the bearing needs to be maintained and oiled, the screw 11 is driven to move outwards by using the screwdriver, the screw 11 drives the dust guard 5 to move, the dust guard is retracted into the accommodating groove 4, and the exposed rolling bodies 13 can be oiled and maintained.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing with waterproof dustproof function, includes outer lane (1), inner circle (2), holder (3) and a plurality of rolling element (13), inner circle (2) are located the inside of outer lane (1), holder (3) are located between outer lane (1) and inner circle (2), rolling element (13) are located the inside of holder (3), its characterized in that:

the dustproof mechanism is movably arranged in the outer ring (1), and when the dustproof mechanism is positioned between the outer ring (1) and the inner ring (2), dust can be prevented from falling on the surface of the rolling body (13) to influence the transmission effect of the rolling body (13);

the waterproof mechanism is fixedly arranged on one side of the dustproof mechanism, and when the dustproof mechanism is positioned between the outer ring (1) and the inner ring (2), the waterproof mechanism can be attached to the surface of the inner ring (2), so that a sealing effect is achieved, and water is prevented from flowing into the bearing to be contacted with the surface of the rolling body (13);

2. A bearing with waterproof and dustproof functions according to claim 1, characterized in that: the number of the dustproof mechanisms is four, and the dustproof mechanisms are opposite to each other.

3. A bearing with waterproof and dustproof functions according to claim 1, characterized in that: the dustproof mechanism comprises a storage groove (4) and a dustproof plate (5), wherein the storage groove (4) is formed in the outer ring (1), the dustproof plate (5) is located in the storage groove (4), and the top and the bottom of the dustproof plate (5) are fixedly connected with sliding blocks (6).

4. A bearing with waterproof and dustproof functions according to claim 3, characterized in that: the waterproof mechanism comprises a sealing ring (7), one side of the sealing ring (7) is fixedly connected with one side of the dust-proof plate (5), and an embedded groove (8) matched with the sealing ring (7) for use is formed in the outer surface of the inner ring (2).

5. A bearing with waterproof and dustproof functions according to claim 3, characterized in that: the top and the bottom of the inner wall of the storage groove (4) are provided with sliding grooves (9), and the sliding grooves (9) are matched with the sliding blocks (6).

6. The bearing with waterproof and dustproof functions according to claim 4, wherein: the maintenance mechanism comprises a matching groove (10), the matching groove (10) is formed in the outer surface of the outer ring (1), a screw (11) is connected with the inner wall of the matching groove (10) in a threaded mode, one end of the screw (11) penetrates through the outer ring (1) and is provided with a rotating shaft (12), and one end of the screw (11) is connected with one side of the dust-proof plate (5) in a rotating mode through the rotating shaft (12).

7. The bearing with waterproof and dustproof functions according to claim 6, wherein: the screw (11) is a round head screw (11) which can be removed by using a screwdriver.