CN220646530U

CN220646530U - Bearing housing convenient to installation

Info

Publication number: CN220646530U
Application number: CN202322461729.6U
Authority: CN
Inventors: 刘春燕
Original assignee: Tianjin Jierui Machinery Technology Co ltd
Current assignee: Tianjin Jierui Machinery Technology Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-03-22
Anticipated expiration: 2033-09-12

Abstract

The utility model discloses a bearing sleeve convenient to install, which comprises a split bearing sleeve, bearings wrapped in the inner cavities of the split bearing sleeve, and splicing locking mechanisms arranged on the side walls of two sides of the split bearing sleeve; the split bearing sleeve comprises a left shaft sleeve and a right shaft sleeve. According to the technical scheme provided by the utility model, the bearing sleeve is split, the bearing is wrapped and protected through the combination of the shaft sleeves at the left side and the right side, the bearing sleeve is connected with the bearing in the first step by means of the matching and clamping of the grooves in the shaft sleeves and the convex strips on the bearing, the connection in the second step is realized through the matching of the clamping blocks on the movable strips and the bayonet on the hollow pipe, the two threaded sleeves are driven to be close to each other through the matching between the two threaded sleeves and the internal threaded sleeve, the two split shaft sleeves are combined, the protection effect on the bearing is realized, and the effects of easy disassembly and easy assembly can be realized.

Description

Bearing housing convenient to installation

Technical Field

The utility model relates to the technical field of bearing auxiliary equipment, in particular to a bearing sleeve convenient to install.

Background

Bearings are components that act to fix and reduce the coefficient of friction of the load during mechanical transmission and their primary function is to support the mechanical rotating body to reduce the coefficient of friction of the mechanical load of the device during transmission.

Bearing sleeves are commonly used to protect the bearings after processing in order to extend their useful life. The existing bearing sleeve is usually fixed on the outer ring surface of the bearing through spot welding in the installation process, and when the bearing sleeve is replaced, a hammer is required to be used for knocking the bearing away, so that not only can looseness of parts in the bearing be possibly caused, but also after the bearing sleeve is taken down, welding spots for welding can be remained on the surface of the bearing, and great trouble is caused for installation of the subsequent bearing sleeve. Therefore, a technical scheme of the bearing sleeve convenient to install is provided for the defects and drawbacks of the bearing sleeve in the installation process by the person skilled in the art.

Disclosure of Invention

The utility model aims to provide a bearing sleeve convenient to install, so as to solve the defects in the prior art.

In order to solve the defects and drawbacks described in the background art, the present utility model provides the following technical solutions:

the split type bearing sleeve comprises a split type bearing sleeve, bearings wrapped in the inner cavities of the split type bearing sleeve, and splicing locking mechanisms arranged on the side walls of two sides of the split type bearing sleeve; the split bearing sleeve comprises a left shaft sleeve and a right shaft sleeve, and protruding blocks are fixed on the front side wall and the rear side wall of the left shaft sleeve and the right shaft sleeve.

The plug-in locking mechanism comprises a first threaded sleeve and a second threaded sleeve which are fixed on one sides of the protruding blocks, a connecting disc and a hollow tube, wherein the connecting disc and the hollow tube are fixed on one sides of the protruding blocks, the other sides of the connecting disc are fixedly provided with a plurality of movable strips, clamping blocks are fixed on the outer side surfaces of the movable strips, a plurality of bayonets which are matched and clamped with the clamping blocks are formed in the side walls of the outer surfaces of the hollow tubes, and inner threaded sleeves are arranged on the outer rings of the first threaded sleeve and the second threaded sleeve.

As a preferred embodiment of the present utility model, the connection disc is in the inner cavity of the first threaded sleeve, and the hollow tube is in the inner cavity of the second threaded sleeve.

As a preferable scheme of the utility model, the surfaces of the outer rings of the first threaded sleeve and the second threaded sleeve are provided with threads, wherein the directions of the threads on the outer rings of the first threaded sleeve and the second threaded sleeve are opposite, and the side wall of the inner cavity of the inner threaded sleeve is provided with threads mutually matched with the threads on the outer rings of the first threaded sleeve and the second threaded sleeve.

As a preferable scheme of the utility model, the bayonet and the movable strip are arranged in an annular array by taking the central axis of the connecting disc as a base point.

As a preferable scheme of the utility model, four grooves which are arranged in an annular array are formed on the inner cavity side walls of the left shaft sleeve and the right shaft sleeve, and baffle plates for covering the left surface and the right surface of the bearing are fixed on one side, away from each other, of the left shaft sleeve and the right shaft sleeve.

In a preferred embodiment of the present utility model, a gasket is fixed to each of the end faces of the left and right bushings on one side, which are close to each other, by an adhesive.

As a preferred scheme of the utility model, the bearing comprises an outer ring, an inner ring sleeved in the inner part of the outer ring and a needle roller ring movably connected between the outer ring and the inner ring.

As a preferable scheme of the utility model, four raised strips are fixedly arranged on the surface of the outer ring in an annular array, and the raised strips are mutually matched with grooves in the inner cavities of the left shaft sleeve and the right shaft sleeve.

In the technical scheme, the utility model has the technical effects and advantages that:

according to the technical scheme provided by the utility model, the bearing sleeve is split, the bearing is wrapped and protected through the combination of the shaft sleeves at the left side and the right side, the bearing sleeve is connected with the bearing in the first step by means of the matching and clamping of the grooves in the shaft sleeves and the convex strips on the bearing, the connection in the second step is realized through the matching of the clamping blocks on the movable strips and the bayonet on the hollow pipe, the two threaded sleeves are driven to be close to each other through the matching between the two threaded sleeves and the internal threaded sleeve, the two split shaft sleeves are combined, the protection effect on the bearing is realized, and the effects of easy disassembly and easy assembly can be realized.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic illustration of a bearing coupled to a bearing housing;

FIG. 2 is an exploded view of a bearing and bearing housing;

fig. 3 is an exploded view of the plug locking mechanism on the bearing housing.

Reference numerals illustrate:

1. a split bearing sleeve; 11. a left sleeve; 12. a right side sleeve; 13. a groove; 14. a bump; 2. a bearing; 21. an outer ring; 22. a convex strip; 23. a needle roller ring; 24. an inner ring; 3. a plug-in locking mechanism; 31. a first threaded sleeve; 32. a connecting disc; 33. a movable bar; 34. a clamping block; 35. an internally threaded sleeve; 36. a hollow tube; 37. a second threaded sleeve; 38. a bayonet.

Detailed Description

In order to make the explanation and the description of the technical solution and the implementation of the present utility model clearer, several preferred embodiments for implementing the technical solution of the present utility model are described below.

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures of embodiments of the present disclosure may be shown in exaggerated form in particular drawings, various publications, patents and published patent specifications cited herein are incorporated herein by reference in their entirety and below are set forth in detail the embodiments of the present utility model, which are obviously only a few embodiments of the present utility model.

Examples

Reference is made to the description of figures 1 to 3;

bearing housing convenient to installation:

the embodiment comprises the following steps:

the split type bearing sleeve 1, a bearing 2 wrapped in the inner cavity of the split type bearing sleeve 1, and plug-in locking mechanisms 3 arranged on the side walls of the two sides of the split type bearing sleeve 1; the split bearing housing 1 comprises a left bearing housing 11 and a right bearing housing 12, and a lug 14 fixed on the front and rear side walls of the left bearing housing 11 and the right bearing housing 12.

The plug locking mechanism 3 comprises a first threaded sleeve 31 and a second threaded sleeve 37 which are fixed on one side of the protruding block 14, a connecting disc 32 and a hollow tube 36 which are fixed on one side of the protruding block 14, wherein the other side of the connecting disc 32 is fixed with a plurality of movable strips 33, clamping blocks 34 are fixed on the outer side surfaces of the movable strips 33, a plurality of bayonets 38 which are matched and clamped with the clamping blocks 34 are arranged on the side wall of the outer surface of the hollow tube 36, and inner threaded sleeves 35 are arranged on the outer rings of the first threaded sleeve 31 and the second threaded sleeve 37.

The connection disc 32 is in the lumen of the first threaded sleeve 31 and the hollow tube 36 is in the lumen of the second threaded sleeve 37. Threads are formed on the outer ring surfaces of the first threaded sleeve 31 and the second threaded sleeve 37, wherein the directions of the threads on the outer rings of the first threaded sleeve 31 and the second threaded sleeve 37 are opposite, and threads mutually matched with the threads on the outer rings of the first threaded sleeve 31 and the second threaded sleeve 37 are arranged on the side wall of the inner cavity of the inner threaded sleeve 35. The bayonet 38 and the movable bar 33 are all arranged in an annular array with the central axis of the connecting disc 32 as a base point.

Four grooves 13 which are arranged in an annular array are formed in the side walls of the inner cavities of the left shaft sleeve 11 and the right shaft sleeve 12, and baffle plates for covering the left and right of the bearing 2 are fixed on one side, away from each other, of the left shaft sleeve 11 and the right shaft sleeve 12; a gasket is fixed to one end face of each of the left and right bushings 11, 12, which is close to each other, by an adhesive.

The bearing 2 comprises an outer ring 21, an inner ring 24 sleeved in the outer ring 21, and a needle roller ring 23 movably connected between the outer ring 21 and the inner ring 24; four raised strips 22 are fixedly arranged on the outer ring surface of the outer ring 21 in an annular array, and the raised strips 22 are mutually matched with the grooves 13 in the inner cavities of the left side shaft sleeve 11 and the right side shaft sleeve 12.

Based on the technical scheme of the embodiment, the working principle of the bearing sleeve is described:

after aligning the convex strips 22 on the outer ring of the bearing 2 with the grooves 13 in the left and right side shaft sleeves. The bearing 2 is put between the left shaft sleeve 11 and the right shaft sleeve 12, and before the left shaft sleeve 11 and the right shaft sleeve 12 are completely aligned, the internal thread sleeve 35 is sleeved on the outer rings of the first thread sleeve 31 and the second thread sleeve 37, and the left shaft sleeve 11 and the right shaft sleeve 12 are gradually jointed in the process of screwing the internal thread sleeve 35; and the movable bar 33 is inserted into the hollow tube 36, and the fixture block 34 on the movable bar 33 is clamped into the bayonet 38.

In the description of the present utility model, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, unless specified or indicated otherwise; the terms "coupled," "secured," and the like are to be construed broadly, and may be used, for example, in a fixed or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, it should be understood that the terms "upper," "lower," "left," "right," and the like in the embodiments of the present application are described in terms of angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. Bearing housing convenient to installation, its characterized in that:

the device comprises a split bearing sleeve (1), a bearing (2) wrapped in the inner cavity of the split bearing sleeve (1), and plug-in locking mechanisms (3) arranged on the side walls of two sides of the split bearing sleeve (1);

the split bearing sleeve (1) comprises a left shaft sleeve (11) and a right shaft sleeve (12), and protruding blocks (14) which are fixed on the front side wall and the rear side wall of the left shaft sleeve (11) and the right shaft sleeve (12);

the plug-in locking mechanism (3) comprises a first threaded sleeve (31) and a second threaded sleeve (37) which are fixed on one side of the protruding block (14) which is close to each other, a connecting disc (32) and a hollow tube (36) which are fixed on one side of the protruding block (14) which is close to each other, a plurality of movable strips (33) are fixed on the other surface of the connecting disc (32), clamping blocks (34) are fixed on the outer side surfaces of the movable strips (33), a plurality of bayonets (38) which are matched and clamped with the clamping blocks (34) are formed in the side wall of the outer surface of the hollow tube (36), and inner threaded sleeves (35) are arranged on the outer rings of the first threaded sleeve (31) and the second threaded sleeve (37).

2. A bearing housing for facilitating installation as defined in claim 1, wherein: the connecting disc (32) is arranged in the inner cavity of the first threaded sleeve (31), and the hollow tube (36) is arranged in the inner cavity of the second threaded sleeve (37).

3. A bearing housing for facilitating installation as defined in claim 1, wherein: threads are formed on the outer ring surfaces of the first threaded sleeve (31) and the second threaded sleeve (37), the directions of the threads on the outer rings of the first threaded sleeve (31) and the second threaded sleeve (37) are opposite, and threads mutually matched with the threads on the outer rings of the first threaded sleeve (31) and the second threaded sleeve (37) are arranged on the side wall of the inner cavity of the inner threaded sleeve (35).

4. A bearing housing for facilitating installation as defined in claim 1, wherein: the bayonets (38) and the movable strips (33) are arranged in an annular array with the central axis of the connecting disc (32) as a base point.

5. A bearing housing for facilitating installation as defined in claim 1, wherein: four grooves (13) which are arranged in an annular array are formed in the inner cavity side walls of the left shaft sleeve (11) and the right shaft sleeve (12), and baffle plates for covering the left surface and the right surface of the bearing (2) are fixed on one sides, away from each other, of the left shaft sleeve (11) and the right shaft sleeve (12).

6. A bearing housing for facilitating installation as defined in claim 1, wherein: the sealing gaskets are fixed on the end faces of the left shaft sleeve (11) and the right shaft sleeve (12) which are close to each other through adhesives.

7. A bearing housing for facilitating installation as defined in claim 1, wherein: the bearing (2) comprises an outer ring (21), an inner ring (24) sleeved in the outer ring (21), and a needle roller ring (23) movably connected between the outer ring (21) and the inner ring (24).

8. The easy-to-install bearing housing of claim 7, wherein: four raised strips (22) are fixedly distributed on the outer ring surface of the outer ring (21) in an annular array, and the raised strips (22) are mutually matched with grooves (13) in the inner cavities of the left shaft sleeve (11) and the right shaft sleeve (12).