CN220869870U

CN220869870U - Split double-row tapered roller bearing

Info

Publication number: CN220869870U
Application number: CN202322805815.4U
Authority: CN
Inventors: 万心兵; 肖冰; 唐元超
Original assignee: Qiqihar Zhongsheng Machinery Technology Co ltd
Current assignee: Qiqihar Zhongsheng Machinery Technology Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-04-30
Anticipated expiration: 2033-10-18

Abstract

The utility model discloses a split double-row tapered roller bearing, which relates to the technical field of bearings and comprises a bearing outer ring, a bearing inner ring and rollers, wherein the bearing inner ring is respectively positioned at two sides of an inner cavity of the bearing outer ring, the rollers are respectively positioned at the inner sides of the bearing outer ring and the bearing inner ring at equal intervals, smearing mechanisms are respectively arranged on the surfaces of the rollers, annular grooves are formed in the outer surface of the bearing outer ring, and filling cavities are respectively formed in two sides of the inner cavity of the bearing outer ring. The inner cavity of the filling cavity is filled with lubricating oil conveniently through the filling pipe, so that the lubricating oil enters the inner cavity of the first lubrication groove and is smeared on the roller, redundant lubricating oil can be absorbed by the first adsorption pad and the second adsorption pad, the lubricating oil is prevented from overflowing, the lubricating oil can be smeared evenly through the first adsorption pad and the second adsorption pad, and the problem that the filled lubricating oil can only lubricate the part of the roller is solved.

Description

Split double-row tapered roller bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a split double-row tapered roller bearing.

Background

The bearing is an important part in modern mechanical equipment, its main function is to support the mechanical rotating body, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy, the early stage of linear motion bearing form is to place a row of wood bars under a row of prying plates, the modern linear motion bearing uses the same working principle, except that balls are sometimes used instead of rollers, the simplest rotary bearing is a sleeve bearing, it is a lining sandwiched between the wheel and the wheel shaft, this design is then replaced by rolling bearings, namely replace the original lining with a plurality of cylindrical rollers, each rolling body is like a single wheel, the tapered roller bearings belong to separate bearings, the inner and outer rings of the bearing are all provided with tapered raceways, the bearing can bear radial load and single direction axial load according to the number of rows of installed rollers, when the bearing bears radial load, an axial component force will be generated, so when another bearing capable of bearing opposite direction axial force is needed to balance.

Through searching, in the prior art, chinese patent application number: CN202222774012.2 discloses a split double-row tapered roller bearing, which is characterized in that through a split mechanism, separation between double-row bearings is realized by utilizing the structural design in the split mechanism, and then the purpose of quickly disassembling the double-row bearings is achieved, so that subsequent maintenance of the bearings is facilitated, and the practicability of the bearings is improved.

But the bearing still has the following drawbacks: the applicant believes that the problem of difficult lubrication oil filling exists in the bearing, and the filled lubrication oil can only lubricate the local parts of the rollers, so that the service life of the bearing is greatly influenced.

Accordingly, a split double row tapered roller bearing is provided by those skilled in the art to solve the problems mentioned in the prior art.

Disclosure of utility model

The utility model aims to provide a split double-row tapered roller bearing, which aims 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 utility model provides a split type biserial tapered roller bearing, includes bearing outer lane, bearing inner race and roller, the bearing inner race is located the both sides of bearing outer lane inner chamber respectively, the equal equidistance of roller is located the inboard of bearing outer lane and bearing inner race, the surface of roller all is provided with smearing mechanism, the ring channel has been seted up to the surface of bearing outer lane, the filling chamber has all been seted up to the both sides of bearing outer lane inner chamber, the filling chamber all is annular, the inboard in filling chamber all communicates has the injection pipe, the inboard of injection pipe all runs through the bearing outer lane and communicates with the inner chamber of ring channel, the inner chamber of ring channel is provided with protection machanism.

As a further scheme of the utility model: the smearing mechanism comprises a first lubrication groove, a connecting pipe, a first adsorption pad, a second lubrication groove, a second adsorption pad, a storage groove and a third adsorption pad, wherein the first lubrication groove is formed in the two sides of the inner cavity of the outer ring of the bearing at equal intervals, the first lubrication groove is communicated with the inner cavity of the filling cavity through the connecting pipe, the inner cavity of the first lubrication groove is adhered with the first adsorption pad, and the first adsorption pad is attached to the corresponding side of the surface of the roller.

As a further scheme of the utility model: the bearing is characterized in that second lubrication grooves are formed in the outer side of the bearing inner ring at equal intervals, second adsorption pads are adhered to inner cavities of the second lubrication grooves, and the second adsorption pads are adhered to the corresponding other sides of the surfaces of the rollers.

As a further scheme of the utility model: the corresponding one side of second lubrication groove all communicates and has accomodates the groove, accomodate the inner chamber in groove all and bond and have the third absorption pad with the second absorption pad butt.

As a further scheme of the utility model: the protection mechanism comprises springs and blocking blocks, wherein the inner wall of the inner cavity of the annular groove is fixedly connected with a plurality of springs through bolts, and corresponding sides of the springs are fixedly connected with the blocking blocks through bolts.

As a further scheme of the utility model: the shutoff piece all is located the inner chamber of ring channel, the shutoff piece all laminates in the corresponding one side of injection pipe.

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

1. The split double-row tapered roller bearing provided by the utility model has the advantages that the filling of lubricating oil into the inner cavity of the filling cavity is facilitated through the filling pipe, so that the lubricating oil enters the inner cavity of the first lubricating groove and is smeared on the rollers, excessive lubricating oil can be absorbed by the first absorption pad and the second absorption pad, the lubricating oil is prevented from overflowing, and meanwhile, the lubricating oil can be smeared uniformly by utilizing the first absorption pad and the second absorption pad, so that the problem that the filled lubricating oil can only lubricate the local part of the rollers, and the service life of the bearing is greatly influenced is solved.

2. The split double-row tapered roller bearing provided by the utility model has the advantages that the blocking blocks are supported by the springs, so that the blocking blocks are utilized to shield the port of the injection pipe, dust is prevented from entering, lubricating oil leakage is avoided, the convenience of lubricating oil injection can be improved by utilizing the cooperation of the springs and the blocking blocks, and the working efficiency is improved.

Drawings

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

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

FIG. 3 is an enlarged view of the area A of the present utility model;

Fig. 4 is a schematic side view of the present utility model.

In the figure: 1. a bearing outer ring; 2. a bearing inner ring; 3. a roller; 4. an annular groove; 5. a filling chamber; 6. an injection tube; 7. a first lubrication groove; 8. a connecting pipe; 9. a first adsorption pad; 10. a second lubrication groove; 11. a second adsorption pad; 12. a storage groove; 13. a third adsorption pad; 14. a spring; 15. and (5) plugging the block.

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. 1-4, a split double-row tapered roller bearing comprises a bearing outer ring 1, a bearing inner ring 2 and rollers 3, wherein the bearing inner ring 2 is respectively positioned at two sides of an inner cavity of the bearing outer ring 1, the rollers 3 are equally spaced at the inner sides of the bearing outer ring 1 and the bearing inner ring 2, smearing mechanisms are respectively arranged on surfaces of the rollers 3, annular grooves 4 are respectively arranged on the outer surface of the bearing outer ring 1, filling cavities 5 are respectively arranged at two sides of the inner cavity of the bearing outer ring 1, the filling cavities 5 are respectively annular, the inner sides of the filling cavities 5 are respectively communicated with an injection pipe 6, the inner sides of the injection pipes 6 are respectively communicated with the inner cavity of the annular grooves 4 through the bearing outer ring 1, and a protection mechanism is arranged in the inner cavity of the annular grooves 4.

Through above-mentioned technical scheme, tapered roller bearing belongs to the separation type bearing, and the inside and outside lane of bearing all has the toper raceway, and this type of bearing divide into different structural style such as single row, biserial and four-row tapered roller bearing according to the row number of dress roller, and the biserial tapered roller bearing that uses at present often can lead to the fact tapered roller bearing's damage owing to the overload, and can make the lubrication oil smear more even through smearing the mechanism, makes the injection of lubrication oil more convenient from this, has made things convenient for the maintenance of follow-up bearing, has improved the practicality of bearing.

Specifically, smearing the mechanism and including first lubrication groove 7, connecting pipe 8, first absorption pad 9, second lubrication groove 10, second absorption pad 11, accomodate groove 12 and third absorption pad 13, first lubrication groove 7 has been seted up to the equal distance in both sides of bearing inner race 1 inner chamber, and first lubrication groove 7 all communicates with the inner chamber of filling chamber 5 through connecting pipe 8, and first absorption pad 9 has all been glued to the inner chamber of first lubrication groove 7, and first absorption pad 9 all laminates in the corresponding one side on roller 3 surface.

Through above-mentioned technical scheme, lubricating oil passes through connecting pipe 8 and gets into the inner chamber of first lubrication groove 7 to smear roller 3, first absorption pad 9 can absorb lubricating oil this moment, and through the rotation of roller 3, the more even that can utilize first absorption pad 9 to smear lubricating oil.

Specifically, the outer side of the bearing inner ring 2 is provided with second lubrication grooves 10 at equal intervals, the inner cavities of the second lubrication grooves 10 are adhered with second adsorption pads 11, and the second adsorption pads 11 are adhered to the corresponding other sides of the surfaces of the rollers 3.

Through above-mentioned technical scheme, through the rotation of roller 3, unnecessary lubricating oil can be absorbed by second adsorption pad 11 to can absorb unnecessary lubricating oil under the cooperation of first adsorption pad 9 and second adsorption pad 11, avoid the excessive from here.

Specifically, the corresponding sides of the second lubrication grooves 10 are all communicated with the storage grooves 12, and the inner cavities of the storage grooves 12 are all adhered with the third adsorption pads 13 which are abutted against the second adsorption pads 11.

Through above-mentioned technical scheme, can accomodate unnecessary lubricating oil through accomodating groove 12, and when the lubricating oil of first absorption pad 9 and second absorption pad 11 department is less, the lubricating oil suction of accomodating groove 12 can be with the intercommunication to by second absorption pad 11 through third absorption pad 13, smear roller 3 from this.

Specifically, the protection mechanism comprises springs 14 and a plugging block 15, wherein the inner wall of the inner cavity of the annular groove 4 is fixedly connected with a plurality of springs 14 through bolts, and corresponding sides of the springs 14 are fixedly connected with the plugging block 15 through bolts.

Through the above technical scheme, the blocking block 15 is supported by the spring 14, and when no external force is applied to the blocking block 15, blocking and protection of the injection pipe 6 can be realized.

Specifically, the plugging blocks 15 are all located in the inner cavity of the annular groove 4, and the plugging blocks 15 are all attached to the corresponding side of the injection pipe 6.

Through the technical scheme, the plugging block 15 is arranged in the inner cavity of the annular groove 4, so that the plugging block 15 is prevented from being touched by mistake, and the safety is greatly improved.

The working principle of the utility model is as follows: use is through pressing shutoff piece 15 to make injection pipe 6 expose, and the user accessible injection pipe 6 adds lubricating oil to the inner chamber of filling chamber 5 this moment, and then lubricating oil gets into first lubrication groove 7 and scribble on the surface of roller 3 through connecting pipe 8, and then utilizes first absorption pad 9 and second absorption pad 11 to absorb lubricating oil, and simultaneously utilizes first absorption pad 9 and second absorption pad 11 to evenly scribble the lubricating oil on the surface of roller 3, realizes the comprehensive smearing to roller 3 from this, helps improving the life of bearing, is fit for using widely.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides a split type biserial tapered roller bearing, includes bearing outer lane (1), bearing inner circle (2) and roller (3), its characterized in that: the novel self-priming type bearing is characterized in that the bearing inner ring (2) is respectively located at two sides of an inner cavity of the bearing outer ring (1), the rollers (3) are equally spaced on the inner sides of the bearing outer ring (1) and the bearing inner ring (2), smearing mechanisms are arranged on the surfaces of the rollers (3), annular grooves (4) are formed in the outer surfaces of the bearing outer ring (1), filling cavities (5) are formed in two sides of the inner cavity of the bearing outer ring (1), the filling cavities (5) are annular, the inner sides of the filling cavities (5) are communicated with injection pipes (6), and the inner sides of the injection pipes (6) penetrate through the inner cavities of the bearing outer ring (1) and are communicated with the annular grooves (4), and protection mechanisms are arranged in the inner cavities of the annular grooves (4).

2. A split double row tapered roller bearing as claimed in claim 1 wherein: the coating mechanism comprises a first lubrication groove (7), a connecting pipe (8), a first adsorption pad (9), a second lubrication groove (10), a second adsorption pad (11), a storage groove (12) and a third adsorption pad (13), wherein the first lubrication groove (7) is formed in the two sides of the inner cavity of the bearing outer ring (1) at equal intervals, the first lubrication groove (7) is communicated with the inner cavity of the filling cavity (5) through the connecting pipe (8), the first adsorption pad (9) is adhered to the inner cavity of the first lubrication groove (7), and the first adsorption pad (9) is adhered to the corresponding side of the surface of the roller (3).

3. A split double row tapered roller bearing as claimed in claim 2 wherein: the bearing is characterized in that second lubrication grooves (10) are formed in the outer side of the bearing inner ring (2) at equal intervals, second adsorption pads (11) are adhered to inner cavities of the second lubrication grooves (10), and the second adsorption pads (11) are adhered to the corresponding other sides of the surfaces of the rollers (3).

4. A split double row tapered roller bearing as claimed in claim 3 wherein: and the corresponding sides of the second lubrication grooves (10) are respectively communicated with a storage groove (12), and the inner cavities of the storage grooves (12) are respectively adhered with a third adsorption pad (13) which is abutted against the second adsorption pad (11).

5. A split double row tapered roller bearing as claimed in claim 1 wherein: the protection mechanism comprises springs (14) and blocking blocks (15), wherein the inner wall of the inner cavity of the annular groove (4) is fixedly connected with a plurality of springs (14) through bolts, and a plurality of corresponding sides of the springs (14) are fixedly connected with the blocking blocks (15) through bolts.

6. A split double row tapered roller bearing as claimed in claim 5 wherein: the blocking blocks (15) are all located in the inner cavity of the annular groove (4), and the blocking blocks (15) are all attached to the corresponding side of the injection pipe (6).