CN215673165U

CN215673165U - Novel tapered roller bearing

Info

Publication number: CN215673165U
Application number: CN202122236659.5U
Authority: CN
Inventors: 孙兴亮; 李小亮; 孙淼
Original assignee: Wafangdian Gewo Bearing Manufacturing Co ltd
Current assignee: Wafangdian Gewo Bearing Manufacturing Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-01-28
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a novel tapered roller bearing, which comprises an outer ring, wherein the inner wall of the outer ring is movably connected with a retainer, a plurality of movable grooves are formed in the retainer, a roller body is rotatably connected in each movable groove, the top end of the retainer is fixedly connected with an additional frame, the top end of the additional frame is provided with a through hole, the top of one through hole is provided with an injection tube, the inside of the injection tube is respectively provided with a placing cavity and a through cavity, and the bottoms of the placing cavity and the through cavity are fixedly connected with a U-shaped tube. Thereby achieving the effect of accurately adding the lubricating grease.

Description

Novel tapered roller bearing

Technical Field

The utility model relates to a roller bearing, in particular to a novel tapered roller bearing.

Background

The tapered roller bearing is a radial thrust type rolling bearing in which the rolling elements are tapered rollers. There are both small and large cone angles. The small taper angle mainly bears radial and axial combined loads which mainly take radial loads, the combined loads are frequently used in a double mode and are installed in a reverse mode, the inner race and the outer race can be installed respectively, and radial and axial clearances can be adjusted in installation and use. Tapered roller bearings are commonly used for automobile front wheels, rear wheels, transmissions, differentials, pinion shafts, machine tool spindles, construction machinery, agricultural machinery, railway vehicle gear reduction units, rolling mills and the like, and lubricating grease is required to be added to the bearings in order to maintain the rotating speed and the continuity of the bearings when the bearings are used.

However, the existing tapered roller bearing is not perfect in structure and has certain defects:

1. the lubricating grease's that just can carry out addition with bearing dismantlement when adding lubricating grease usually after the installation of current tapered roller, and tapered roller does not have the space of adding the grease specially, hardly adds evenly during the manual work, and what that lubricating grease added all can lead to the bearing to generate heat and produce a large amount of frictions, leads to this type of tapered roller bearing's low life-span.

2. Inside and inside can be infected with impurity and dust of the tapered roller bearing in use, after adding lubricating grease, lubricating grease slowly fuses with dust impurity etc. and all can influence the bearing life-span to lead to influencing the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel tapered roller bearing, which aims to solve the problems that the tapered roller bearing in the background technology is inconvenient to add grease and the service life of the bearing is influenced after internal impurities are mixed with lubricating grease.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel tapered roller bearing comprises an outer ring, wherein a retainer is movably connected to the inner wall of the outer ring, a plurality of movable grooves are formed in the retainer, roller bodies are rotatably connected to the interiors of the plurality of movable grooves, an additional frame is fixedly connected to the top end of the retainer, through holes are formed in the top end of the additional frame, an injection tube is arranged at the top of one through hole, a placing cavity and a through cavity are formed in the injection tube respectively, U-shaped tubes are fixedly connected to the bottoms of the placing cavity and the through cavity, and a fixing ring is fixedly connected to one side of the top end of each U-shaped tube; the bottom end of the U-shaped pipe is fixedly connected with a hose, and the outer wall of the hose is movably connected with the inner wall of the through hole.

As a preferable technical scheme of the utility model, the through holes penetrate through the inside of the additional frame, and the positions of the through holes are movably connected with the adjacent movable grooves.

As a preferred technical solution of the present invention, the outer wall of the additional frame is fixedly connected with a plurality of connecting members, and one ends of the plurality of connecting members are all fixedly connected with the top end of the holder.

As a preferable technical scheme of the utility model, the top parts of the placing cavity and the through cavity are both in through connection with the top end of the injection cylinder.

As a preferable technical scheme of the utility model, the inner wall of the placing cavity and the inner wall of the through cavity are both movably connected with pressing blocks, the top ends of the two pressing blocks are both fixedly connected with push rods, and the outer walls of the two push rods both penetrate through the top end of the injection cylinder.

As a preferable technical scheme of the utility model, the top ends of the two push rods are fixedly connected with connecting blocks, and the sizes of the two connecting blocks are larger than that of the push rods.

As a preferable technical solution of the present invention, a lubricant grease is placed inside the placing chamber.

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

1. according to the novel tapered roller bearing, the additional frame, the connecting piece, the through cylinder and the injection cylinder are arranged, when lubricating grease needs to be added to the tapered roller, the hose is inserted into the through hole, one connecting block is pressed to drive the push rod to be pressed downwards, the pressing block is arranged in a sealing mode, the lubricating grease in the internal device is uniformly guided into the movable groove through the U-shaped pipe and the hose, the oil outlet speed is controlled through manually controlling the speed of pressing the connecting block, the effect of accurately adding the lubricating grease is achieved, and the problem that the lubricating grease is difficult to be uniformly added is solved.

2. According to the novel tapered roller bearing, the through cavity, the pressing block, the U-shaped pipe and the hose are arranged, the pressing block in the through cavity is pressed before grease is added, the through cavity is hollow, the pressing block drives air in the through cavity to be pressed downwards, and air is sprayed out through the U-shaped pipe and the hose, so that impurities and dust which are attached to a movable groove formed in the retainer and a roller body are cleaned firstly, and the problem that the service life of the bearing is easily influenced due to the fact that the lubricating grease and the dust impurities are fused is solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the additional frame, the through hole and the syringe in the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic cross-sectional view of the syringe of the present invention.

In the figure: 1. an outer ring; 2. a holder; 3. a movable groove; 4. a roller body; 5. an additional frame; 6. a connecting member; 7. a through hole; 8. an injection tube; 9. a placement chamber; 10. a through cavity; 11. a push rod; 12. connecting blocks; 13. briquetting; 14. a U-shaped tube; 15. a hose; 16. and a fixing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1-3, a novel tapered roller bearing comprises an outer ring 1, a retainer 2 is movably connected to the inner wall of the outer ring 1, a plurality of movable grooves 3 are formed in the retainer 2, a roller body 4 is rotatably connected to the insides of the plurality of movable grooves 3, an additional frame 5 is fixedly connected to the top end of the retainer 2, the additional frame 5 plays an auxiliary role, through holes 7 are formed in the top end of the additional frame 5, an injection tube 8 is arranged at the top of one through hole 7, a placing cavity 9 and a through cavity 10 are respectively formed in the injection tube 8, a U-shaped tube 14 is fixedly connected to the bottoms of the placing cavity 9 and the through cavity 10, a fixing ring 16 is fixedly connected to one side of the top end of the U-shaped tube 14, when grease is required to be added to the tapered roller, a hose 15 is inserted into the through hole 7, one of the connecting blocks 12 is pressed to drive a push rod 11 to be pressed, and a pressing block 13 is arranged in a sealing manner, with the lubricating grease of internal arrangement, through the water conservancy diversion of U-shaped pipe 14 and hose 15, with the even leading-in movable groove 3 of lubricating grease in, press the speed of connecting block 12 through manual control and control the speed of producing oil to reach the effect of accurate addition lubricating grease.

A plurality of through-holes 7 all run through the inside of additional frame 5, the position of a plurality of through-holes 7 all with 3 swing joint of adjacent movable slot, the setting of through-hole 7 makes things convenient for the insertion of hose 15, thereby conveniently add lubricating grease, a plurality of connecting pieces 6 of outer wall fixedly connected with of additional frame 5, the one end of a plurality of connecting pieces 6 all with the top fixed connection of holder 2, the setting of connecting piece 6 plays the connection to additional frame 5 and holder 2, the fixed action, place the inside of chamber 9 and placed lubricating grease.

When in specific use, the novel tapered roller bearing of the utility model is characterized in that the roller body 4 is firstly placed in the movable groove 3 arranged on the retainer 2, then the retainer 2 is arranged on the outer ring 1, the arrangement of the connecting piece 6 plays a role in connecting and fixing the additional frame 5 and the retainer 2, when lubricating grease needs to be added to the tapered roller, the hose 15 is inserted into the through hole 7, the injection tube 8 is held by hand, the connecting block 12 on the placing cavity 9 is pressed to drive the push rod 11 to press downwards, because the pressing block 13 is arranged in a sealing way, lubricating grease in an internal device is guided by the U-shaped pipe 14 and the hose 15, the fixing ring 16 fixes one end of the U-shaped pipe 14, the lubricating grease is uniformly guided into the movable groove 3, the oil outlet speed is controlled by manually controlling the speed of pressing the connecting block 12, thereby reach the effect of accurate addition lubricating grease, solved lubricating grease and be difficult to add even problem.

Example two:

on the basis of the first embodiment, as shown in fig. 1 and 3, the bottom end of the U-shaped tube 14 is fixedly connected with a hose 15, the outer wall of the hose 15 is movably connected with the inner wall of the through hole 7, the top parts of the placing cavity 9 and the through cavity 10 are both connected with the top end of the injection tube 8 in a penetrating manner, the pressing block 13 in the through cavity 10 is pressed before lubricating grease is added, the pressing block 13 drives the air in the through cavity 10 to be pressed downwards due to the hollow design in the through cavity, the air is sprayed out through the U-shaped tube 14 and the hose 15, so that impurities and dust stained on the movable groove 3 and the roller body 4 arranged on the retainer 2 are firstly cleaned, the inner wall of the placing cavity 9 and the inner wall of the through cavity 10 are both movably connected with the injection tube 13, the top ends of the two pressing blocks 13 are both fixedly connected with the push rods 11, the outer walls of the two push rods 11 both penetrate through the top ends of the 8, and the top ends of the two push rods 11 are both fixedly connected with the connecting blocks 12, the two connecting blocks 12 are each larger in size than the push rod 11.

When the novel tapered roller bearing is used, the press block 13 in the through cavity 10 is pressed before lubricating grease is added, the through cavity is hollow, the press block 13 drives air in the through cavity 10 to be pressed downwards, and the air is sprayed out through the U-shaped pipe 14 and the hose 15, so that impurities and dust which are attached to the movable groove 3 and the roller body 4 which are formed in the retainer 2 are cleaned firstly, and the problem that the service life of the bearing is easily influenced due to the fact that the lubricating grease and the dust impurities are fused is solved.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. A novel tapered roller bearing, includes outer lane (1), its characterized in that: the inner wall of the outer ring (1) is movably connected with a retainer (2), a plurality of movable grooves (3) are formed in the retainer (2), the plurality of movable grooves (3) are rotatably connected with a roller body (4), an additional frame (5) is fixedly connected to the top end of the retainer (2), through holes (7) are formed in the top end of the additional frame (5), an injection tube (8) is arranged at the top of one through hole (7), a placing cavity (9) and a through cavity (10) are formed in the injection tube (8) respectively, a U-shaped tube (14) is fixedly connected to the bottoms of the placing cavity (9) and the through cavity (10), and a fixing ring (16) is fixedly connected to one side of the top end of the U-shaped tube (14); the bottom end of the U-shaped pipe (14) is fixedly connected with a hose (15), and the outer wall of the hose (15) is movably connected with the inner wall of the through hole (7).

2. The novel tapered roller bearing according to claim 1, characterized in that: the through holes (7) penetrate through the inside of the additional frame (5), and the positions of the through holes (7) are movably connected with the adjacent movable grooves (3).

3. The novel tapered roller bearing according to claim 1, characterized in that: the outer wall of the additional frame (5) is fixedly connected with a plurality of connecting pieces (6), and one ends of the connecting pieces (6) are fixedly connected with the top end of the retainer (2).

4. The novel tapered roller bearing according to claim 1, characterized in that: the top parts of the placing cavity (9) and the through cavity (10) are all in through connection with the top end of the injection cylinder (8).

5. The novel tapered roller bearing according to claim 1, characterized in that: the inner wall of the placing cavity (9) and the inner wall of the through cavity (10) are movably connected with press blocks (13), the top ends of the press blocks (13) are fixedly connected with push rods (11), and the outer walls of the two push rods (11) penetrate through the top end of the injection tube (8).

6. The novel tapered roller bearing according to claim 5, characterized in that: two the equal fixedly connected with connecting block (12) in top of push rod (11), two the size of connecting block (12) all is greater than the size of push rod (11).

7. The novel tapered roller bearing according to claim 1, characterized in that: lubricating grease is placed inside the placing cavity (9).