CN220622519U

CN220622519U - Bearing sealing mechanism

Info

Publication number: CN220622519U
Application number: CN202322285290.6U
Authority: CN
Inventors: 陈聪文; 卿科
Original assignee: Ningbo Hanpeng Machinery Manufacturing Co ltd
Current assignee: Ningbo Hanpeng Machinery Manufacturing Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-19
Anticipated expiration: 2033-08-24

Abstract

The utility model relates to the field of bearing sealing, in particular to a bearing sealing mechanism, which comprises a limiting ring, wherein the limiting ring consists of two semicircular rings, each semicircular ring comprises an upper top plate and a lower top plate, limiting plates are arranged in the middle of the upper end and the lower end of the limiting ring, each limiting plate comprises an upper plate, a connecting plate and a lower plate, a plurality of uniformly distributed telescopic cylinders are arranged on the lower surface of each lower plate, an extruding plate is arranged on the lower surface of each telescopic cylinder, the extruding plates are fixedly connected with the telescopic cylinders, and a lubricating block is arranged below each extruding plate.

Description

Bearing sealing mechanism

Technical Field

The utility model relates to the field of bearing sealing, in particular to a bearing sealing mechanism.

Background

Bearings are an important component in contemporary mechanical devices. The main functions of the device are to support the mechanical rotator, reduce the friction coefficient in the motion process and ensure the rotation precision;

the Chinese patent discloses a bearing sealing mechanism (issued publication No. CN 206668768U), the roller is provided with bearings at both ends, the bearings are arranged on a bracket, a first end cover is arranged outside the bearing at one end of the roller, the first end cover is fixed on the bracket, a first framework oil seal is arranged inside the bearing at the end, a second end cover is arranged outside the first framework oil seal, and the second end cover is fixed on the bracket; the other end of the roller is sequentially provided with a second framework oil seal, a bearing and a third end cover from inside to outside, and the third end cover is fixed on the bracket. The third end cover is fixed on the bracket through a bolt; the utility model realizes the thorough sealing of the bearing, greatly improves the sealing effect of the bearing part, prolongs the service life of equipment, saves the production cost, and has the advantages of simple structure, convenient maintenance, low processing cost, high production efficiency and the like;

however, this construction is inconvenient for removing the bearing, while still requiring more frequent manual addition and replacement for the lubrication device. Accordingly, one skilled in the art would provide a bearing seal mechanism that addresses the problems set forth in the background above.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a bearing sealing mechanism which comprises a limiting ring, wherein the limiting ring consists of two semicircular rings, each semicircular ring comprises an upper top plate and a lower top plate, limiting plates are arranged in the middle of the upper end and the lower end of the limiting ring, each limiting plate comprises an upper plate, a connecting plate and a lower plate, a plurality of uniformly distributed telescopic cylinders are arranged on the lower surface of each lower plate, an extrusion plate is arranged on the lower surface of each telescopic cylinder, the extrusion plates are fixedly connected with the telescopic cylinders, and a lubricating block is arranged below each extrusion plate.

Preferably: two grooves are formed in two ends of the top plate, the grooves are in an isosceles trapezoid shape, the grooves in two different semicircular rings form a fixing groove together, the fixing groove and the fixing rod form a mortise-tenon structure together, and the limiting ring can be fixed without excessive components.

Preferably: the fixing groove is internally provided with a fixing rod, a circular plate is arranged below the fixing rod, a threaded hole is formed in the upper portion of the fixing rod, a screw is arranged in the threaded hole, and the combined action of the circular plate below the fixing rod and the screw ensures that the position of the fixing rod cannot deviate up and down or left and right.

Preferably: the connecting plate is below the upper plate, the lower plate is below the connecting plate, the middle parts of the upper plate, the connecting plate and the lower plate are limit grooves, the heights of the limit grooves and the top plate are the same, and the structure can ensure that the positions of the limit plates are fixed.

Preferably: an inner ring is arranged below the lower plate and fixedly connected with the lower plate, and the structure ensures that the lubricating objects cannot flow out of the bearing.

Preferably: the telescopic cylinder is divided into an upper part and a lower part, the upper part is a hollow cylinder, the lower part is a solid cylinder, a spring is arranged on the periphery of the solid cylinder, and the spring can enable the solid cylinder to move up and down and play a certain role in buffering.

Preferably: the lower part of the lubricating block is provided with a bearing, the balls in the bearing are contacted with the lubricating block, the inner diameter of the bearing is the same as the diameter of the inner ring on the limiting plate, and the lower surface of the inner ring is contacted with the upper surface of the bearing.

The utility model has the technical effects and advantages that:

according to the utility model, in structural design, the limiting ring is split into two semicircular rings, the semicircular rings are fixedly connected through the mortise-tenon structure, flexible disassembly and assembly of the limiting ring are realized, meanwhile, the inner ring is arranged, the outflow of lubricating liquid is avoided, external dust and sundries are placed into the bearing, and in addition, the lubricating effect in the bearing is improved through the cooperation of the spring and the lubricating block, and frequent manual addition of the lubricant is not needed.

Drawings

FIG. 1 is a schematic view of a bearing seal mechanism according to an embodiment of the present disclosure;

FIG. 2 is a front view of what is provided in an embodiment of the present application as a bearing seal mechanism;

FIG. 3 is a cross-sectional view at A-A of a bearing seal mechanism provided in an embodiment of the present application;

FIG. 4 is an enlarged view of a portion of a bearing seal mechanism provided in an embodiment of the present application;

FIG. 5 is an exploded view of a bearing seal mechanism provided in an embodiment of the present application;

fig. 6 is a schematic structural view of a stop collar in a bearing sealing mechanism according to an embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of a limiting plate in a bearing sealing mechanism according to an embodiment of the present disclosure;

fig. 8 is a schematic structural view of an extrusion plate in a bearing sealing mechanism according to an embodiment of the present application.

In the figure:

1. a limiting ring; 2. a fixed rod; 3. a limiting plate; 4. a bearing; 5. a top plate; 6. a fixing groove; 7. an upper plate; 8. a connecting plate; 9. a lower plate; 10. an inner ring; 11. a limit groove; 12. a telescopic cylinder; 13. a spring; 14. an extrusion plate; 15. a lubricating block; 16. and (5) a screw.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Examples

Referring to fig. 1 to 8, in this embodiment, a bearing sealing mechanism is provided, which includes a limiting ring 1, wherein the limiting ring 1 is composed of two semicircular rings, each semicircular ring includes an upper top plate 5 and a lower top plate 5, two grooves are respectively provided at two ends of each top plate 5, the grooves are in an isosceles trapezoid shape, and the grooves on two different semicircular rings together form a fixing groove 6;

the fixing groove 6 is internally provided with the fixing rod 2, a circular plate is arranged below the fixing rod 2, a threaded hole is formed in the upper side of the fixing rod 2, a screw 16 is arranged in the threaded hole, and the fixing rod 2 can be fixed in the fixing groove 6 under the action of the screw 16, so that the limit ring 1 can be prevented from cracking;

the middle parts of the upper end and the lower end of the limiting ring 1 are provided with limiting plates 3, the limiting plates 3 comprise an upper plate 7, a connecting plate 8 and a lower plate 9, wherein the connecting plate 8 is arranged below the upper plate 7, the lower plate 9 is arranged below the connecting plate 8, the middle parts of the upper plate 7, the connecting plate 8 and the lower plate 9 are provided with limiting grooves 11, the heights of the limiting grooves 11 and the top plate 5 are the same, the top plate 5 can be contained in the limiting grooves 11, the shaking of the limiting plates 3 is avoided, an inner ring 10 is arranged below the lower plate 9, and the inner ring 10 is fixedly connected with the lower plate 9;

the lower surface of the lower plate 9 is provided with a plurality of uniformly distributed telescopic cylinders 12, the telescopic cylinders 12 are divided into an upper part and a lower part, the upper part is a hollow cylinder, the lower part is a solid cylinder, the periphery of the solid cylinder is provided with springs 13, the solid cylinder can move up and down in the hollow cylinder under the action of the springs 13, meanwhile, the springs 13 can play a role of buffering, the lower surface of the telescopic cylinder 12 is provided with a squeezing plate 14, the squeezing plate 14 is fixedly connected with the telescopic cylinder 12, and a lubricating block 15 is arranged below the squeezing plate 14;

a bearing 4 is provided below the lubrication block 15, balls in the bearing 4 are in contact with the lubrication block 15, and furthermore, the inner diameter of the bearing 4 is the same as the diameter of the inner ring 10 on the limiting plate 3, and the lower surface of the inner ring 10 is in contact with the upper surface of the bearing 4.

The working principle of the utility model is as follows:

when the utility model is used, the lubricating block 15 is firstly placed on the upper surface and the lower surface of the bearing 4, then the limiting plate 3, the telescopic cylinder 12 and the extruding plate 14 are placed above the lubricating block 15, then the top plate 5 on the limiting ring 1 is aligned with the limiting groove 11 on the limiting plate 3 and inserted, finally the fixing rod 2 is placed in the fixing groove 6, and finally the fixing rod 2 and the limiting ring 1 are fixed by the screw 16.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The utility model provides a bearing sealing mechanism, including spacing ring (1), a serial communication port, spacing ring (1) comprises two semicircle rings, every semicircle ring all includes two roof (5) from top to bottom, be equipped with limiting plate (3) at the upper and lower both ends middle part of spacing ring (1), limiting plate (3) are including upper plate (7), connecting plate (8), hypoplastron (9), be equipped with a plurality of evenly distributed's flexible section of thick bamboo (12) at the lower surface of hypoplastron (9), be equipped with stripper plate (14) at the lower surface of flexible section of thick bamboo (12), stripper plate (14) and flexible section of thick bamboo (12) fixed connection are equipped with lubricating block (15) in the below of stripper plate (14).

2. A bearing sealing mechanism according to claim 1, characterized in that two grooves are provided at both ends of each top plate (5), the grooves being in the shape of an isosceles trapezoid, the grooves on two different semicircular rings together forming a fixed groove (6).

3. A bearing sealing mechanism according to claim 2, characterized in that a fixing rod (2) is arranged in the fixing groove (6), a circular plate is arranged below the fixing rod (2), a threaded hole is arranged above the fixing rod, and a screw (16) is arranged in the threaded hole.

4. The bearing sealing mechanism according to claim 1, wherein the connecting plate (8) is arranged below the upper plate (7), the lower plate (9) is arranged below the connecting plate (8), the middle parts of the upper plate (7), the connecting plate (8) and the lower plate (9) are limit grooves (11), and the height of the limit grooves (11) is the same as that of the top plate (5).

5. A bearing sealing mechanism according to claim 4, characterized in that an inner ring (10) is arranged below the lower plate (9), the inner ring (10) being fixedly connected to the lower plate (9).

6. A bearing sealing mechanism according to claim 1, wherein the telescopic cylinder (12) is divided into an upper part and a lower part, the upper part is a hollow cylinder, the lower part is a solid cylinder, and the periphery of the solid cylinder is provided with springs (13).

7. A bearing sealing mechanism according to claim 1, characterized in that a bearing (4) is arranged below the lubricating block (15), balls in the bearing (4) are in contact with the lubricating block (15), the inner diameter of the bearing (4) is the same as the diameter of an inner ring (10) on the limiting plate (3), and the lower surface of the inner ring (10) is in contact with the upper surface of the bearing (4).