CN219119656U

CN219119656U - Sealed bearing

Info

Publication number: CN219119656U
Application number: CN202320227723.XU
Authority: CN
Inventors: 范金学; 丁庆龙
Original assignee: Hebei Hailan Bearing Manufacture Co ltd
Current assignee: Hebei Hailan Bearing Manufacture Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-06-02
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a sealed bearing, which comprises a bearing outer ring, wherein an arc groove is formed in the inner side of the bearing outer ring, a plurality of balls are uniformly arranged in the arc groove, one side of each ball is provided with a mounting assembly, and the inner side of each mounting assembly is provided with a bearing inner ring; the top of installation component is provided with the upper seal circle. According to the utility model, under the action of the installation component, the balls can be installed, the balls are driven to stably rotate in the bearing outer ring and the bearing inner ring, and under the action of the upper sealing ring, the upper sealing ring can be matched with the installation component, so that the upper sealing ring and the installation component can be installed and disassembled, and the convenience of subsequent maintenance on the balls is ensured.

Description

Sealed bearing

Technical Field

The utility model relates to the field of bearings, in particular to a sealed bearing.

Background

Bearings are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy. However, the existing device is easy to enter water or be polluted by dust when operating in a severe environment, so that the internal lubricating oil is deteriorated, and the working efficiency is low, so that in order to overcome the technical problems, a sealed bearing is needed to be designed.

For example, chinese patent CN214888415U discloses a sealed bearing, and through the setting of set screw, fixed connection fixture block, go-between, stainless steel nut, realized the sealed installation fixed to the bearing, prevent that the bearing seal is not inseparable to cause water leakage or pollution.

But in the in-service use, adopt set screw's connected mode can influence the pleasing to the eye of bearing, when the bearing is installed simultaneously, outstanding screw can cause certain influence to its mounted position, and when the inside lubricant that needs to be added of bearing, the screw need dismantle work, and too much screw has increaseed the degree of difficulty of dismantling.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The present utility model provides a sealed bearing to overcome the above-mentioned problems of the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

a sealed bearing comprises a bearing outer ring, wherein an arc groove is formed in the inner side of the bearing outer ring, a plurality of balls are uniformly arranged in the arc groove, one side of each ball is provided with a mounting assembly, and the inner side of each mounting assembly is provided with a bearing inner ring; the top of installation component is provided with the sealing washer, and the bottom of installation component is provided with down the sealing washer, and the structure of sealing washer and lower sealing washer is the same on.

Further, in order to install the balls under the action of the installation component and ensure that the balls are driven to stably rotate in the bearing outer ring and the bearing inner ring, the installation component comprises an installation framework arranged on the outer side of the bearing inner ring, the top end and the bottom end of the installation framework are respectively provided with an installation ring, and the surface of the installation ring is uniformly provided with a plurality of clamping blocks; a plurality of mounting grooves matched with the balls are uniformly formed in the outer side of the mounting framework.

Furthermore, in order to cooperate with the installation component under the action of the upper sealing ring, the upper sealing ring can be installed and disassembled between the upper sealing ring and the installation component, so that convenience in subsequent maintenance of the ball is ensured, and the upper sealing ring consists of a first sealing ring section and a second sealing ring section positioned below the first sealing ring section; the bottom end of the first sealing ring section is provided with a groove which is in a circular ring structure; the top end of the second sealing ring section is provided with a connecting component, and the top end of the connecting component extends into the groove; the inner side wall of the groove is provided with a plurality of annular grooves, the connecting assembly comprises a circular ring which is arranged at the top end of the second sealing ring section and positioned in the groove, and a plurality of hooks are arranged on the side wall of the circular ring, which is close to the annular grooves.

Further, in order to ensure that the clamping blocks can be matched with the clamping grooves stably, a first annular convex ring is arranged on the inner side wall of the first sealing ring section, a second annular convex ring is arranged on the inner side wall of the second sealing ring section, and the clamping grooves matched with the clamping blocks are formed in the bottom ends of the second annular convex rings.

The beneficial effects of the utility model are as follows:

1. the ball bearing can be installed under the action of the installation component, and the ball bearing is ensured to be driven to stably rotate in the bearing outer ring and the bearing inner ring.

2. Under the action of the upper sealing ring and the lower sealing ring, the bearing can be ensured not to be easy to enter water or be polluted by dust during operation in a severe environment, and the stable use of the bearing is ensured.

3. Under the effect of last sealing washer, go up the sealing washer and can cooperate between the installation component to can carry out the installation and dismantle between sealing washer and the installation component, guarantee the convenience of follow-up to the ball maintenance.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a sealed bearing according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a sealed bearing according to an embodiment of the present utility model;

FIG. 3 is a partial schematic view of FIG. 2 at A;

FIG. 4 is a schematic illustration of a mounting assembly in a sealed bearing according to an embodiment of the present utility model;

FIG. 5 is a schematic illustration of the structure of an upper seal ring in a sealed bearing according to an embodiment of the present utility model;

FIG. 6 is an expanded schematic view of an upper seal ring in a sealed bearing according to an embodiment of the present utility model;

fig. 7 is a partial enlarged view at B in fig. 6.

In the figure:

1. a bearing outer ring; 2. an arc groove; 3. a ball; 4. a mounting assembly; 401. installing a framework; 402. a mounting ring; 403. a clamping block; 404. a mounting groove; 5. a bearing inner ring; 6. an upper sealing ring; 601. a first seal ring segment; 602. a second seal ring segment; 603. a groove; 604. a connection assembly; 6041. a circular ring; 6042. a hook; 605. a circular ring-shaped groove; 606. a first annular convex ring; 607. a second annular convex ring; 608. a clamping groove; 7. and a lower sealing ring.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, a sealed bearing is provided.

The utility model is further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-7, a sealed bearing according to an embodiment of the utility model comprises a bearing outer ring 1, wherein an arc groove 2 is formed in the inner side of the bearing outer ring 1, a plurality of balls 3 are uniformly arranged in the arc groove 2, one side of each ball 3 is provided with a mounting assembly 4, and the inner side of each mounting assembly 4 is provided with a bearing inner ring 5; the top of installation component 4 is provided with upper seal circle 6, and the bottom of installation component 4 is provided with down sealing circle 7, and the structure of upper seal circle 6 and lower sealing circle 7 is the same.

By means of the technical scheme, the ball bearing 3 can be installed under the action of the installation component 4, the ball bearing is driven to stably rotate in the bearing outer ring 1 and the bearing inner ring 5, meanwhile, under the action of the upper sealing ring 6 and the lower sealing ring 7, water inflow or dust pollution can be prevented when the ball bearing is operated in a severe environment, and meanwhile, the upper sealing ring 6 can be matched with the installation component 4, so that the installation and the disassembly between the upper sealing ring 6 and the installation component 4 can be carried out, and the convenience of subsequent maintenance on the ball bearing 3 is guaranteed.

In one embodiment, for the above-mentioned installation component 4, the installation component 4 includes an installation framework 401 disposed outside the bearing inner ring 5, the top and bottom ends of the installation framework 401 are both provided with an installation ring 402, and the surface of the installation ring 402 is uniformly provided with a plurality of clamping blocks 403; the outside of installation skeleton 401 evenly is provided with a plurality of and ball 3 matched with mounting groove 404 to under the effect of installation component 4, can install ball 3, and guarantee to drive the ball and at the inside stable rotation of bearing inner race 5 of bearing outer race 1.

In one embodiment, for the upper seal ring 6, the upper seal ring 6 is composed of a first seal ring segment 601 and a second seal ring segment 602 located below the first seal ring segment 601; the bottom end of the first sealing ring section 601 is provided with a groove 603, and the groove 603 is of a circular ring structure; the top end of the second seal ring segment 602 is provided with a connecting component 604, and the top end of the connecting component 604 extends into the groove 603; be provided with a plurality of ring type grooves 605 on the inside wall of recess 603, coupling assembling 604 is including setting up on second sealing washer section 602 top and being located the ring 6041 in recess 603, and be provided with a plurality of couples 6042 on the lateral wall that ring 6041 is close to ring type groove 605, be provided with first ring type bulge loop 606 on the inside wall of first sealing washer section 601, be provided with second ring type bulge loop 607 on the inside wall of second sealing washer section 602, the joint groove 608 that cooperatees with joint piece 403 has been seted up to the bottom of second ring type bulge loop 607, thereby under the effect of last sealing washer 6, go up sealing washer 6 and install between the subassembly 4 and cooperate, thereby can go up the installation and dismantle between sealing washer 6 and the subassembly 4, guarantee the convenience of follow-up maintenance to ball 3.

The working principle of the upper sealing ring 6 and the lower sealing ring 7 respectively installed at the two ends of the installation component 4 is as follows: first, the clamping groove 608 of the upper sealing ring 6 is matched with the clamping block 403, so that the upper sealing ring is pressed, the upper sealing ring 6 is attached to the mounting ring 402, and the upper sealing ring 6 is mounted.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

In practical application, the mounting assembly 4 is firstly mounted on the inner sides of the bearing inner ring 5 and the bearing outer ring 1, and the balls 3 are embedded into the mounting assembly 4, so that the upper sealing ring 6 and the lower sealing ring 7 are respectively mounted on the two ends of the mounting assembly 4, and the sealing of the bearing is completed.

The upper seal ring 6 and the lower seal ring 7 are respectively mounted at both ends of the mounting assembly 4 as described above.

In summary, by means of the above technical scheme of the present utility model, the ball 3 can be installed under the action of the installation component 4, and the ball is guaranteed to be driven to rotate stably inside the bearing outer ring 1 and the bearing inner ring 5, meanwhile, under the action of the upper sealing ring 6 and the lower sealing ring 7, water inflow or dust pollution can be prevented when the bearing inner ring operates in a severe environment, and meanwhile, the upper sealing ring 6 can be matched with the installation component 4, so that installation and disassembly between the upper sealing ring 6 and the installation component 4 can be performed, and convenience in subsequent maintenance of the ball 3 is guaranteed.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The sealed bearing comprises a bearing outer ring (1), and is characterized in that an arc groove (2) is formed in the inner side of the bearing outer ring (1), a plurality of balls (3) are uniformly arranged in the arc groove (2), one side of each ball (3) is provided with a mounting assembly (4), and a bearing inner ring (5) is arranged in the inner side of each mounting assembly (4);

the top of installation component (4) is provided with sealing washer (6), the bottom of installation component (4) is provided with sealing washer (7) down, just sealing washer (6) with the structure of sealing washer (7) down is the same.

2. The sealed bearing according to claim 1, wherein the mounting assembly (4) comprises a mounting framework (401) arranged on the outer side of the bearing inner ring (5), mounting rings (402) are arranged at the top end and the bottom end of the mounting framework (401), and a plurality of clamping blocks (403) are uniformly arranged on the surface of the mounting rings (402);

a plurality of mounting grooves (404) matched with the balls (3) are uniformly formed in the outer side of the mounting framework (401).

3. A sealed bearing according to claim 2, wherein the upper seal ring (6) consists of a first seal ring segment (601) and a second seal ring segment (602) located below the first seal ring segment (601);

a groove (603) is formed in the bottom end of the first sealing ring section (601), and the groove (603) is of a circular ring structure;

the top end of the second sealing ring section (602) is provided with a connecting component (604), and the top end of the connecting component (604) extends into the groove (603);

the inner side wall of the groove (603) is provided with a plurality of annular grooves (605).

4. A sealed bearing according to claim 3, wherein the connection assembly (604) comprises a ring (6041) arranged at the top end of the second seal ring segment (602) and located in the groove (603), and hooks (6042) are arranged on the side wall of the ring (6041) close to the ring groove (605).

5. The sealed bearing according to claim 4, wherein the first seal ring segment (601) has a first annular collar (606) on an inner side wall thereof, and the second seal ring segment (602) has a second annular collar (607) on an inner side wall thereof.

6. The sealed bearing according to claim 5, wherein a clamping groove (608) matched with the clamping block (403) is formed at the bottom end of the second annular convex ring (607).