CN213870749U

CN213870749U - Tapered roller bearing with dustproof function

Info

Publication number: CN213870749U
Application number: CN202022185971.1U
Authority: CN
Inventors: 谭鑫; 孙志连; 郭志浩
Original assignee: Hebei Aoya Bearing Manufacturing Co ltd
Current assignee: Hebei Aoya Bearing Manufacturing Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-08-03
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to the technical field of mechanical parts, in particular to a tapered roller bearing with dustproof function, which comprises an outer ring, an inner ring and a tapered roller, wherein the inner side of the outer ring is rotatably connected with a dustproof plate, the inner side of the dustproof plate is rotatably connected with the inner ring, the inner side of the dustproof plate is slidably connected with a fixed plate, the inner end of the fixed plate is slidably connected with a clamping ball, the outer end of the fixed plate is fixedly connected with a pressing plate, the inner end of the dustproof plate is slidably connected with a retainer, and the inner side of the retainer is rotatably connected with the tapered roller, in the utility model, the dustproof plate is used for carrying out dustproof treatment on the outer surface of the tapered roller bearing, and the clamping ball can fix and take out the dustproof plate through the movement of the fixed plate, thereby being convenient for disassembling the dustproof plate and further lubricating the tapered roller bearing, meanwhile, lubricating oil can be prevented from leaking under the action of the dustproof plate, so that the lubricating effect is more durable.

Description

Tapered roller bearing with dustproof function

Technical Field

The utility model relates to a machine part technical field specifically is a tapered roller bearing with dustproof function.

Background

With the development of society, the application of the tapered roller bearing is more and more extensive, the tapered roller bearing belongs to a separation type bearing, the inner ring and the outer ring of the bearing are respectively provided with a tapered raceway, the bearing is divided into single-row, double-row and four-row tapered roller bearings and other different structural types according to the row number of the mounted rollers, the single-row tapered roller bearing can bear radial load and single-direction axial load, when the bearing bears the radial load, an axial component force is generated, so when another bearing capable of bearing the opposite axial force is needed for balancing.

In the prior art, when the tapered roller bearing is used, dust is easy to enter, so that the use of the tapered roller bearing is influenced, and the interior of the tapered roller bearing needs to be cleaned frequently; when the tapered roller bearing is used, the rotation of the inner roller is easily rubbed by the retainer, so that the use of the roller is influenced, and the service life of the tapered roller bearing is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tapered roller bearing with dustproof function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a tapered roller bearing with a dustproof function comprises an outer ring, an inner ring and a tapered roller, wherein the inner side of the outer ring is rotatably connected with a dustproof plate, the inner side of the dustproof plate is rotatably connected with an inner ring, the inner side of the dustproof plate is slidably connected with a fixed plate, the inner end of the fixed plate is slidably connected with a clamping ball, the outer end of the fixed plate is fixedly connected with a pressing plate, the inner end of the dustproof plate is slidably connected with a retainer, the inner side of the retainer is rotatably connected with the tapered roller, the tapered roller is in rolling connection with the outer ring, the tapered roller is in rolling connection with the inner ring, the inner side of the tapered roller is rotatably connected with a rotating shaft, the outer end of the rotating shaft is fixedly connected with a rear limiting plate, the outer side of the limiting plate is slidably connected with a connecting block, the inner side of the connecting block is slidably connected with a T-shaped rod, and the outer side surface of the T-shaped rod is externally coated with a first spring, and the T-shaped rod is fixedly connected with the dust guard.

Preferably, the number of the clamping balls is eight, the clamping balls positioned on the outer side are in rolling connection with the outer ring, and the clamping balls positioned on the inner side are fixedly connected with the inner ring.

Preferably, the inner sides of the outer ring and the inner ring are respectively connected with a push plate in a sliding manner, the outer side of each push plate is connected with eight elastic metal sheets in a sliding manner, the elastic metal sheets located on the outer side are fixedly connected with the outer ring, and the elastic metal sheets located on the inner side are fixedly connected with the inner ring.

Preferably, the inner side of the fixing plate is slidably connected with a fixing rod, the inner side of the fixing plate is provided with a second spring, the fixing rod is slidably connected with the second spring, and the fixing rod is fixedly connected with the dust guard.

Preferably, a ball is connected to the outer side of the rotating shaft in a rolling manner, and the ball is connected with the tapered roller in a rolling manner.

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

1. the utility model discloses in, through dust guard, fixed plate and the card ball that set up, utilize the dust guard to carry out dustproof processing to tapered roller bearing outside surface to make the card ball can fix and take out the dust guard through the removal of fixed plate, be convenient for dismantle the dust guard, and then lubricate tapered roller bearing, can prevent through the effect of dust guard that lubricating oil from spilling simultaneously, make lubricated effect more lasting;

2. the utility model discloses in, through axis of rotation, connecting block and the T type pole that sets up, the effect of utilizing axis of rotation and connecting block makes tapered roller can be connected with the dust guard, and the effect through T type pole makes the dust guard can connect more stably simultaneously to reduce the friction between tapered roller surface and the holder, and then make tapered roller can rotate smoothly, promote tapered roller bearing's life.

Drawings

Fig. 1 is an overall sectional view of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a sectional view of the fixing plate, the fixing rod and the second spring.

In the figure: the device comprises an outer ring 1, a dust-proof plate 2, an inner ring 3, a fixing plate 4, a clamping ball 5, a pressing plate 6, a retainer 7, a tapered roller 8, a rotating shaft 9, a limiting plate 10, a connecting block 11, a T-shaped rod 12, a first spring 13, a pushing plate 14, an elastic metal sheet 15, a fixing rod 16, a second spring 17 and a ball 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a tapered roller bearing with a dustproof function comprises an outer ring 1, an inner ring 3 and a tapered roller 8, wherein the inner side of the outer ring 1 is rotatably connected with a dustproof plate 2, the inner side of the dustproof plate 2 is rotatably connected with the inner ring 3, the inner side of the dustproof plate 2 is slidably connected with a fixed plate 4, the inner end of the fixed plate 4 is slidably connected with a clamping ball 5, the outer end of the fixed plate 4 is fixedly connected with a pressing plate 6, the inner end of the dustproof plate 2 is slidably connected with a retainer 7, the inner side of the retainer 7 is rotatably connected with the tapered roller 8, the tapered roller 8 is in rolling connection with the outer ring 1, the tapered roller 8 is in rolling connection with the inner ring 3, the inner side of the tapered roller 8 is rotatably connected with a rotating shaft 9, the outer end of the rotating shaft 9 is fixedly connected with a rear limiting plate 10, the outer side of the limiting plate 10 is slidably, the T-shaped rod 12 is fixedly connected with the dust guard 2.

The number of the clamping balls 5 is eight, the clamping balls 5 positioned on the outer side are in rolling connection with the outer ring 1, and the clamping balls 5 positioned on the inner side are fixedly connected with the inner ring 3, so that the dust guard 2 is more stable after being installed; the inner sides of the outer ring 1 and the inner ring 3 are respectively connected with a push plate 14 in a sliding manner, the outer side of the push plate 14 is connected with eight elastic metal sheets 15 in a sliding manner, the elastic metal sheets 15 positioned on the outer side are fixedly connected with the outer ring 1, and the elastic metal sheets 15 positioned on the inner side are fixedly connected with the inner ring 3, so that the dust guard 2 is convenient to disassemble; the inner side of the fixed plate 4 is slidably connected with a fixed rod 16, the inner side of the fixed plate 4 is provided with a second spring 17, the fixed rod 16 is slidably connected with the second spring 17, and the fixed rod 16 is fixedly connected with the dust-proof plate 2, so that the tapered roller 8 can rotate on the rotating shaft 9; the balls 18 are connected to the outside of the rotating shaft 9 in a rolling manner, and the balls 18 and the tapered rollers 8 are connected in a rolling manner, so that the tapered roller bearing can reduce friction of the tapered rollers 8 when in use. The service life of the tapered roller bearing is prolonged.

The working process is as follows: when the dust-proof plate 2 is installed, the dust-proof plate 2 is respectively connected with the outer ring 1 and the inner ring 3, the pressing plate 6 is pressed inwards to move the fixing plate 4 inwards and compress the second spring 17, after the fixing plate 4 is moved, the tapered roller bearing is rotated to enable the clamping balls 5 to respectively enter the outer ring 1 and the inner ring 3, the pressing plate 6 is released to enable the second spring 17 to elastically extend, so that the pressing plate 6 drives the fixing plate 4 to move outwards, the clamping balls 5 can fix the dust-proof plate 2, the dust-proof plate 2 can be prevented from automatically falling off, the dust-proof plate 2 can be rapidly disassembled, the circular roller bearing can be conveniently prevented from dust, simultaneously, after the dust-proof plate 2 is connected, the connecting block 11 is moved outwards and the connecting block 11 is connected with the rotating shaft 9, the first spring 13 is compressed, and the tapered roller 8 can rotate on the rotating shaft 9, thereby make tapered roller bearing can reduce the friction between roller and the holder 7 when using, make tapered roller 8 can more smooth and easy rotation, and promote tapered roller bearing's life, when dismantling dust guard 2, press clamp plate 6 to the inboard, make fixed plate 4 move to the inboard, and then make card ball 5 get into in fixed plate 4 once more, and stretch and make clamp plate 6 can drive fixed plate 4 and move to the outside through the bullet of second spring 17, and then take off dust guard 2, when taking off dust guard 2 of one side, be convenient for add lubricating oil in the tapered roller bearing, prevent that lubricating oil from spilling, and then make lubricating oil use more lastingly.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tapered roller bearing with dustproof function, includes outer lane (1), inner circle (3) and tapered roller (8), its characterized in that: the inner side of the outer ring (1) is rotatably connected with a dust guard (2), the inner side of the dust guard (2) is rotatably connected with an inner ring (3), the inner side of the dust guard (2) is slidably connected with a fixed plate (4), the inner end of the fixed plate (4) is slidably connected with a clamping ball (5), the outer end of the fixed plate (4) is fixedly connected with a pressing plate (6), the inner end of the dust guard (2) is slidably connected with a retainer (7), the inner side of the retainer (7) is rotatably connected with a tapered roller (8), the tapered roller (8) is in rolling connection with the outer ring (1), the tapered roller (8) is in rolling connection with the inner ring (3), the inner side of the tapered roller (8) is rotatably connected with a rotating shaft (9), the outer end of the rotating shaft (9) is fixedly connected with a rear limiting plate (10), the outer side of the limiting, the inner side of the connecting block (11) is connected with a T-shaped rod (12) in a sliding mode, a first spring (13) is coated on the outer side surface of the T-shaped rod (12) in an outer covering mode, and the T-shaped rod (12) is fixedly connected with the dust guard (2).

2. A tapered roller bearing with a dust-proof function as claimed in claim 1, wherein: the number of the clamping balls (5) is eight, the clamping balls (5) positioned on the outer side are in rolling connection with the outer ring (1), and the clamping balls (5) positioned on the inner side are fixedly connected with the inner ring (3).

3. A tapered roller bearing with a dust-proof function as claimed in claim 1, wherein: the inner sides of the outer ring (1) and the inner ring (3) are respectively connected with a push plate (14) in a sliding mode, the outer side of the push plate (14) is connected with elastic metal sheets (15) in a sliding mode, the number of the elastic metal sheets (15) is eight, the elastic metal sheets (15) are located on the outer side, the elastic metal sheets (15) are fixedly connected with the outer ring (1), and the elastic metal sheets (15) are located on the inner side and fixedly connected with the inner ring (3).

4. A tapered roller bearing with a dust-proof function as claimed in claim 1, wherein: the inboard sliding connection of fixed plate (4) has dead lever (16), the inboard of fixed plate (4) is equipped with second spring (17), sliding connection between dead lever (16) and second spring (17), fixed connection between dead lever (16) and dust guard (2).

5. A tapered roller bearing with a dust-proof function as claimed in claim 1, wherein: the outer side of the rotating shaft (9) is connected with a ball (18) in a rolling mode, and the ball (18) is connected with the tapered roller (8) in a rolling mode.