CN212868208U

CN212868208U - Dustproof bearing

Info

Publication number: CN212868208U
Application number: CN202021137472.9U
Authority: CN
Inventors: 黄诗伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-04-02
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a dustproof bearing, including outer lane, shield, holder one and direction ball, the outer lane inboard is provided with the inner circle, the outer lane with install the holder between the inner circle, install the rolling element in the holder, both sides are provided with the thread groove in the outer lane. Has the advantages that: the utility model discloses a shield, holder one, the design of connecting axle and direction ball, not only can effectively avoid outside dust to enter into the bearing through the shield in, improve the dustproof performance of bearing, and can provide the direction for outside installation axle through the direction ball, be convenient for realize the accurate installation of bearing, the practicality is good, through the oiling mouth, the design of lubricated chamber and lubrication hole, the outer hourglass of lubricating oil has not only been avoided, the cleanness of bearing lubrication environment has been ensured, and the inside lubricated area of bearing has effectively been increased, the quick lubrication of bearing has been realized, the lubrication effect of bearing has been improved, the life of bearing has been ensured.

Description

Dustproof bearing

Technical Field

The utility model relates to a bearing technical field that prevents dust, concretely relates to dustproof bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision.

However, most of the existing bearings are directly exposed outside in the use process, the dustproof performance of the bearings is poor, the bearings are not accurate enough in installation with external shafts when in use, the bearing practicability is poor, secondly, the existing bearings are lubricated mainly by oiling from the side, and the actual lubricating environment of the bearings is dirty and disordered mainly by adopting an oiling mode of drip irrigation during lubrication, the lubricating speed is slow, the lubricating effect of the bearings is reduced, and therefore a novel dustproof bearing is urgently needed to solve the existing problems.

Disclosure of Invention

Technical problem to be solved

In order to overcome prior art not enough, the dustproof bearing is provided at present, it directly exposes in the external world to have solved current bearing inside in the use many, the dustproof performance that leads to the bearing is relatively poor, and the bearing is not accurate enough with outside shaft member installation when using, make the bearing practicality relatively poor, and current bearing mainly refuels the lubrication through the edgewise, and mainly be through the mode of refueling that adopts to drip irrigation during the lubrication, the actual lubrication environment that leads to the bearing is comparatively dirty and disorderly, lubricating speed is slower, reduce the problem of the lubricated effect of bearing.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a dustproof bearing, including outer lane, shield, holder one and direction ball, the outer lane inboard is provided with the inner circle, the outer lane with install holder two between the inner circle, install the rolling element in the holder two, both sides are provided with the spiral shell groove in the outer lane, be provided with in the spiral shell groove the shield, it has four commentaries on classics boards to be annular distribution on the shield lateral wall, the shield middle part is provided with holder one, holder one with the welding has the connecting axle between the shield, install on the holder one the direction ball.

Through adopting above-mentioned technical scheme, through the shield the holder one the connecting axle and the design of direction ball not only can pass through in the shield effectively avoids outside dust to enter into the bearing, improves the dustproof performance of bearing, can pass through moreover the direction ball provides the direction for outside installation axle, is convenient for realize the accurate installation of bearing, and the practicality is good.

Further, the rolling element and the outer ring and the inner ring can roll relatively.

By adopting the technical scheme, the normal use function of the bearing can be ensured.

Furthermore, the dustproof cover is connected with the thread groove in a screwing mode, and the rotating plate is welded with the dustproof cover.

Through adopting above-mentioned technical scheme, can realize the convenient dismouting of shield.

Furthermore, the middle part of the dustproof cover adopts a hollow structure, and the number of the dustproof covers is two.

Through adopting above-mentioned technical scheme, can ensure the normal installation of outside installation axle spare.

Furthermore, an oil filling opening is formed in the middle of the upper end of the outer ring, a lubricating cavity is formed in the inner upper end of the outer ring, and a lubricating hole is formed in the bottom end of the lubricating cavity.

Through adopting above-mentioned technical scheme, through the oil filler point the lubrication cavity and the design of lubrication hole has not only avoided the outer hourglass of lubricating oil, has ensured the cleanness of bearing lubrication environment, has effectively increased the inside lubricated area of bearing moreover, has realized the quick lubrication of bearing, has improved the lubricated effect of bearing, has ensured the life of bearing.

Further, the oil filling port is communicated with the lubricating cavity, and the lubricating cavity is communicated with the inner side of the inner ring through the lubricating hole.

By adopting the technical scheme, lubricating oil can smoothly enter the inner side of the bearing so as to lubricate the rolling body.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. in order to solve the problems that the inside of the bearing is mostly directly exposed to the outside in the use process of the existing bearing, so that the dustproof performance of the bearing is poor, and the bearing is not accurately installed with an external shaft part in use, so that the bearing is poor in practicability, the dustproof cover, the first retainer, the connecting shaft and the guide balls are designed, so that external dust can be effectively prevented from entering the bearing through the dustproof cover, the dustproof performance of the bearing is improved, and the guide balls can provide guide for an external installation shaft, so that the accurate installation of the bearing is convenient to realize, and the practicability is good;

2. for solving current bearing mainly refuel the lubrication through the edgewise, and mainly be through adopting the mode of refueling of driping irrigation when lubricated, the actual lubrication environment that leads to the bearing is comparatively dirty, and lubricated speed is slower, reduces the problem of the lubricated effect of bearing, the utility model discloses a design of oil filler point, lubricated chamber and lubrication hole has not only avoided the outer hourglass of lubricating oil, has ensured the clean of bearing lubrication environment, has effectively increased the inside lubricated area of bearing moreover, has realized the quick lubrication of bearing, has improved the lubricated effect of bearing, has ensured the life of bearing.

Drawings

Fig. 1 is a front view of a dust bearing according to the present invention;

fig. 2 is a left side sectional view of the dust bearing of the present invention.

The reference numerals are explained below:

1. a lubrication chamber; 2. rotating the plate; 3. a first retainer; 4. an outer ring; 5. a connecting shaft; 6. a guide ball; 7. a dust cover; 8. a lubrication hole; 9. an oil filling port; 10. a rolling body; 11. a second retainer; 12. a screw groove; 13. and an inner ring.

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.

As shown in fig. 1-2, a dust-proof bearing in this embodiment includes an outer ring 4, a dust-proof cover 7, a first retainer 3 and guiding balls 6, an inner ring 13 is disposed inside the outer ring 4, a second retainer 11 is disposed between the outer ring 4 and the inner ring 13, rolling elements 10 are disposed in the second retainer 11, screw grooves 12 are disposed on two sides inside the outer ring 4, a dust-proof cover 7 is disposed in the screw grooves 12, four rotating plates 2 are annularly distributed on a side wall of the dust-proof cover 7, a first retainer 3 is disposed in the middle of the dust-proof cover 7, a connecting shaft 5 is welded between the first retainer 3 and the dust-proof cover 7, the guiding balls 6 are disposed on the first retainer 3, and through the design of the dust-proof cover 7, the first retainer 3, the connecting shaft 5 and the guiding balls 6, not only external dust can be effectively prevented from entering the bearing through the dust-proof cover, the accurate installation of bearing is convenient for realize, and the practicality is good.

As shown in fig. 1-2, in the present embodiment, the rolling elements 10, the outer ring 4 and the inner ring 13 can roll relatively, so as to ensure a normal use function of the bearing, the dust cap 7 is screwed with the screw groove 12, the rotating plate 2 is welded to the dust cap 7, so as to realize convenient assembly and disassembly of the dust cap 7, the middle portion of the dust cap 7 adopts a hollow structure, and the number of the dust caps 7 is two, so as to ensure normal installation of the external installation shaft.

As shown in fig. 1-2, in this embodiment, the oil filling port 9 is formed in the middle of the upper end of the outer ring 4, the lubricating cavity 1 is formed in the inner upper end of the outer ring 4, the bottom end of the lubricating cavity 1 is provided with the lubricating hole 8, through the oil filling port 9, the design of the lubricating cavity 1 and the lubricating hole 8, not only is leakage of lubricating oil avoided, cleanness of the lubricating environment of the bearing is ensured, but also the lubricating area inside the bearing is effectively increased, quick lubrication of the bearing is realized, the lubricating effect of the bearing is improved, the service life of the bearing is ensured, the oil filling port 9 is communicated with the lubricating cavity 1, the lubricating cavity 1 is communicated with the inner side of the inner ring 13 through the lubricating hole 8, so that the lubricating oil can smoothly enter the inner side of the bearing.

The specific implementation process of this embodiment is as follows: when in use, the bearing and the dust cap 7 are firstly installed according to the mode shown in figure 1, then a certain amount of lubricating oil is injected into the lubricating cavity 1 through the oil injection port 9, then the bearing is only needed to be installed on the bearing seat, and the installation shaft is installed on the inner ring 13, so that the bearing can be used, through the design of the dust cap 7, the first retainer 3, the connecting shaft 5 and the guide ball 6, external dust can be effectively prevented from entering the bearing through the dust cap 7, the dustproof performance of the bearing is improved, and the guide can be provided for the external installation shaft through the guide ball 6, so that the accurate installation of the bearing is convenient to realize, the practicability is good, through the design of the oil injection port 9, the lubricating cavity 1 and the lubricating hole 8, the external leakage of the lubricating oil is avoided, the cleanness of the lubricating environment of the bearing is ensured, the lubricating area inside the bearing is effectively increased, and, the lubricating effect of the bearing is improved, and the service life of the bearing is ensured.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A kind of dust-proof bearing, characterized by: including outer lane (4), shield (7), holder (3) and direction ball (6), outer lane (4) inboard is provided with inner circle (13), outer lane (4) with install holder two (11) between inner circle (13), install rolling element (10) in holder two (11), both sides are provided with thread groove (12) in outer lane (4), be provided with in thread groove (12) shield (7), it has four commentaries on classics board (2) to be annular distribution on shield (7) lateral wall, shield (7) middle part is provided with holder (3), holder (3) with the welding has connecting axle (5) between shield (7), install on holder (3) direction ball (6).

2. A dust bearing according to claim 1, wherein: the rolling bodies (10) can roll relative to the outer ring (4) and the inner ring (13).

3. A dust bearing according to claim 1, wherein: the dustproof cover (7) is connected with the screw groove (12) in a screwing mode, and the rotating plate (2) is welded with the dustproof cover (7).

4. A dust bearing according to claim 1, wherein: the middle part of the dustproof cover (7) is of a hollow structure, and the number of the dustproof covers (7) is two.

5. A dust bearing according to claim 1, wherein: an oil filling port (9) is formed in the middle of the upper end of the outer ring (4), a lubricating cavity (1) is formed in the inner upper end of the outer ring (4), and a lubricating hole (8) is formed in the bottom end of the lubricating cavity (1).

6. The dust bearing of claim 5, wherein: the oil filling port (9) is communicated with the lubricating cavity (1), and the lubricating cavity (1) is communicated with the inner side of the inner ring (13) through the lubricating hole (8).