CN218844837U

CN218844837U - Sealed roller bearing

Info

Publication number: CN218844837U
Application number: CN202222613674.1U
Authority: CN
Inventors: 施明华; 祁晓辉; 占国春
Original assignee: Zhejiang Meihe Precision Technology Co ltd
Current assignee: Zhejiang Meihe Precision Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-04-11
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a sealed roller bearing, including outer lasso, inner race, stop collar and roller, there is first sealed lid at the inner race top through first screw fixed mounting, there is the sealed lid of second in the inner race bottom through the second screw connection, first sealed lid bottom one end is provided with the second lug, second sealed lid top one end is provided with first lug, second seal groove and first seal groove have been seted up respectively to outer lasso top and bottom, first lug and second lug are located first seal groove and second seal groove respectively. This novel sealed effectual seal structure that possesses, roller bearing is inside to be difficult for the corrosion in the use easily, is favorable to keeping long-time result of use, is fit for extensively using widely.

Description

Sealed roller bearing

Technical Field

The utility model relates to a bearing technical field, in particular to sealed roller bearing.

Background

Roller bearing is the structure that is used for the countershaft to stabilize common in the mechanical transmission field, and roller bearing's performance directly influences the stable effect of axle when rotating.

Patent No. CN213451343U discloses a roller bearing, including outer lane, inner circle, holder and the roller of setting in the holder, the roller is the spherical roller of radial symmetry, the spherical roller includes stub end and stub end, the outer lane internal surface has the outer raceway with the spherical roller adaptation, the inner circle surface has the inner raceway of spherical roller adaptation, the spherical roller sets up between outer raceway and the inner raceway and the stub end radial tilt out setting of spherical roller, the stub end that interior raceway corresponds the spherical roller is provided with the spacing step of contradicting with the stub end terminal surface of spherical roller, the stub end that corresponds spherical roller bearing between outer lane and the inner circle is provided with first sealing washer and corresponds the spherical roller is provided with the second sealing washer. The utility model provides a can enough possess the aligning function, can bear great radial load and axial load's roller bearing again.

The conventional roller bearing has the following disadvantages: 1. the sealing structure with good sealing effect is not provided, and the inside of the roller bearing is easily rusted in the using process, so that the using effect is influenced. To this end, we propose a sealed roller bearing.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a sealed roller bearing, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sealed roller bearing, includes outer lasso, inner race, stop collar and roller, there is first sealed lid at the inner race top through first screw fixed mounting, there is the sealed lid of second in the inner race bottom through second screw connection, first sealed lid bottom one end is provided with the second lug, second sealed lid top one end is provided with first lug, second seal groove and first seal groove have been seted up respectively to outer lasso top and bottom, first lug and second lug are located first seal groove and second seal groove respectively.

Furthermore, a groove is formed in the outer wall of the inner ring, and one end of the roller is located in the groove.

Furthermore, the limiting sleeve is positioned between the outer ferrule and the inner ferrule, the outer wall of the limiting sleeve is provided with a limiting groove in a penetrating mode, one end of the roller penetrates through the limiting groove, and the roller is further limited through the limiting groove.

Furthermore, the top and the bottom of the limiting sleeve are respectively contacted with the bottom surface of the first sealing cover and the top surface of the second sealing cover, and the limiting sleeve is conveniently limited to a certain extent through the first sealing cover and the second sealing cover.

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

1. the utility model relates to a sealed roller bearing, it shelters from to be convenient through first sealed lid and the sealed lid of second space department between outer lasso and the inner ring, through second seal groove and the cooperation of second lug, first seal groove and the cooperation of first lug, can make the inner ring when rotating, drive second lug and first lug and rotate, keep respectively in second seal groove and first seal groove when second lug and first lug rotate, thereby can make this roller bearing possess sealed effectual seal structure, this bearing is difficult for the corrosion to produce in the use, be favorable to keeping the result of use after long-time the use.

Drawings

Fig. 1 is the utility model relates to a sealed roller bearing dissects back overall structure sketch map.

Fig. 2 is the schematic diagram of the dissected back explosion structure of the sealed roller bearing of the present invention.

Fig. 3 is the utility model relates to a whole structure schematic diagram after sealed roller bearing's concatenation installation.

In the figure: 1. an outer ferrule; 2. an inner race; 3. a limiting sleeve; 4. a roller; 5. a groove; 6. a first screw; 7. a first sealing cover; 8. a second screw; 9. a second sealing cover; 10. a first bump; 11. a first seal groove; 12. a limiting groove; 13. a second bump; 14. a second seal groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a sealed roller bearing includes an outer race 1, an inner race 2, a stop collar 3 and a roller 4, a first seal cover 7 is fixedly mounted on the top of the inner race 2 through a first screw 6, a second seal cover 9 is connected to the bottom of the inner race 2 through a second screw 8, a second bump 13 is arranged at one end of the bottom of the first seal cover 7, a first bump 10 is arranged at one end of the top of the second seal cover 9, a second seal groove 14 and a first seal groove 11 are respectively arranged at the top and the bottom of the outer race 1, and the first bump 10 and the second bump 13 are respectively located in the first seal groove 11 and the second seal groove 14.

The outer wall of the inner ring 2 is provided with a groove 5, and one end of the roller 4 is positioned in the groove 5.

In this embodiment, as shown in fig. 1 and 2, the roller 4 is conveniently limited by the groove 5.

The limiting sleeve 3 is positioned between the outer ferrule 1 and the inner ferrule 2, a limiting groove 12 is formed in the outer wall of the limiting sleeve 3 in a penetrating mode, and one end of the roller 4 penetrates through the limiting groove 12.

In this embodiment, as shown in fig. 1 and 2, the roller 4 is further limited by a limiting groove 12.

Wherein, the top and the bottom of the position limiting sleeve 3 are respectively contacted with the bottom surface of the first sealing cover 7 and the top surface of the second sealing cover 9.

In the embodiment, as shown in fig. 1 and 2, the first sealing cover 7 and the second sealing cover 9 facilitate a certain limit of the position limiting sleeve 3.

It should be noted that, the utility model relates to a sealed roller bearing, in operation, fix first sealed lid 7 and the sealed lid 9 of second at inner race 2 top and bottom respectively through first screw 6 and second screw 8, it shelters from to make things convenient for space department between outer race 1 and the inner race 2 through first sealed lid 7 and the sealed lid 9 of second, through second seal groove 14 and the cooperation of second lug 13, first seal groove 11 and the cooperation of first lug 10, can make inner race 2 when rotating, drive second lug 13 and first lug 10 and rotate, second lug 13 and first lug 10 keep respectively in second seal groove 14 and first seal groove 11 when rotating, thereby can make this roller bearing possess sealed effectual seal structure, this bearing is difficult for producing the corrosion in the use, be favorable to keeping the result of use after long-time use.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected;

the above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.

Claims

1. The utility model provides a sealed roller bearing, includes outer race (1), inner race (2), stop collar (3) and roller (4), its characterized in that: the sealing structure is characterized in that a first sealing cover (7) is fixedly mounted at the top of the inner ring (2) through a first screw (6), a second sealing cover (9) is connected to the bottom of the inner ring (2) through a second screw (8), a second bump (13) is arranged at one end of the bottom of the first sealing cover (7), a first bump (10) is arranged at one end of the top of the second sealing cover (9), a second sealing groove (14) and a first sealing groove (11) are respectively formed in the top and the bottom of the outer ring (1), and the first bump (10) and the second bump (13) are respectively located in the first sealing groove (11) and the second sealing groove (14).

2. A sealed roller bearing according to claim 1, wherein: the outer wall of the inner ring (2) is provided with a groove (5), and one end of the roller (4) is positioned in the groove (5).

3. A sealed roller bearing according to claim 1, wherein: the limiting sleeve (3) is located between the outer ferrule (1) and the inner ferrule (2), a limiting groove (12) is formed in the outer wall of the limiting sleeve (3) in a penetrating mode, and one end of the roller (4) penetrates through the limiting groove (12).

4. A sealed roller bearing according to claim 1, wherein: the top and the bottom of the limiting sleeve (3) are respectively contacted with the bottom surface of the first sealing cover (7) and the top surface of the second sealing cover (9).