CN213451340U

CN213451340U - Sealed air duct joint ball bearing

Info

Publication number: CN213451340U
Application number: CN202021671843.1U
Authority: CN
Inventors: 杨吴伟
Original assignee: Haimen Lilan Bearing Technology Co Ltd
Current assignee: Haimen Lilan Bearing Technology Co Ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-06-15
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a sealed air pipe joint ball bearing in the bearing technical field, which comprises a mounting plate, a first shell and a second shell, the mounting plate is arranged at the center of the upper end surface and the lower end surface of the first shell, the center of the front end and the center of the rear end are arranged at the left end surface close to the first shell, the right end surface of the first shell is provided with a first connecting block, the first connecting block is annularly arranged, the outer ring of the first connecting block is provided with external threads, the left end face of the second shell is provided with a second connecting block, the second connecting block is annularly arranged, the inner ring of the second connecting block is provided with an internal thread matched with the external thread, the first shell and the second shell are matched through the threads of the first connecting block and the second connecting block, the first shell and the second shell are detachably connected, a ball body is arranged in an inner cavity between the first shell and the second shell, and the spheroid is disconnected with the inner chamber contact of casing one, casing two, the utility model discloses aim at solving sealed tuber pipe joint ball bearing and wearing and tearing and the inconvenient problem of changing very easily.

Description

Sealed air duct joint ball bearing

Technical Field

The utility model relates to a bearing technical field specifically is sealed tuber pipe joint ball bearing.

Background

The joint bearing is a spherical sliding bearing, the sliding contact surface of which is an inner spherical surface and an outer spherical surface, and can rotate and swing at any angle during movement, and the joint bearing is manufactured by adopting a plurality of special processing methods such as surface phosphorization, opening explosion, cushion embedding, spraying and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed tuber pipe joint ball bearing to solve the sealed tuber pipe joint ball bearing who provides among the above-mentioned background art and wear and tear the problem of inconvenient change very easily.

In order to achieve the above object, the utility model provides a following technical scheme: the sealed air pipe joint ball bearing comprises a mounting plate, a first shell and a second shell, wherein the mounting plate is arranged at the upper end face center and the lower end face center of the first shell and at the left end face position close to the first shell at the front end center and the rear end center, the mounting plate is fixedly connected with the first shell, a first connecting block is arranged at the right end face of the first shell and is annularly arranged, the first connecting block is fixedly connected with the first shell, an outer ring of the first connecting block is provided with an external thread, a second connecting block is arranged at the left end face of the second shell and is annularly arranged, the second connecting block is fixedly connected with the second shell, an inner ring of the second connecting block is provided with an internal thread matched with the external thread, the first shell and the second shell are in threaded fit with the first connecting block and the second connecting block, the first shell and the second shell are, and the sphere is not connected with the inner cavities of the first shell and the second shell in a contact way.

Preferably, the spheroidal surface evenly is provided with the multiunit recess, and the groove is provided with the steel ball, steel ball and spheroid swing joint, spheroidal right side end is provided with the inner tube, and inner tube and spheroid fixed connection, the outer wall of inner tube is provided with the lag that cup joints, and lag and inner tube fixed connection.

Preferably, the inner walls of the first shell and the second shell are provided with a first wear-resistant layer, the end face, close to the inner pipe, of the second shell is provided with a protective layer, and the surfaces of the first wear-resistant layer and the protective layer are provided with a first lubricating layer.

Preferably, the mounting plate is detachably connected with the frame through a bolt, a flat washer is arranged at the head part of the bolt, and the flat washer is movably connected with the bolt.

Preferably, the inside of recess is provided with lubricated layer two, and the surface of steel ball is provided with wearing layer two.

Compared with the prior art, the beneficial effects of the utility model are that: the setting of multiunit steel ball can reduce spheroid and first, the two area of contact of casing, the spheroidal loss of effectual reduction, also can increase spheroidal lubricity moreover, and the wearing layer that first casing, second casing set up can the effectual wearing and tearing that reduce first casing, the two inner walls of casing, and the screw thread setting can make things convenient for the later stage to dismantle between first casing, the casing two and change and maintain.

Drawings

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

FIG. 2 is a schematic view of the connection between the first housing and the second housing of the present invention;

fig. 3 is a schematic view of the steel ball connection of the present invention.

In the figure: 1. mounting a plate; 2. a first shell; 3. a first wear-resistant layer; 4. a sphere; 5. a groove; 6. a first connecting block; 7. a second connecting block; 8. a second shell; 9. a protective layer; 10. a protective sleeve; 11. an inner tube; 12. and (5) steel balls.

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.

Example 1:

referring to fig. 1-3, the present invention provides a technical solution: referring to fig. 1, the sealed air duct joint ball bearing comprises a mounting plate 1, a first shell 2 and a second shell 8, wherein the mounting plate 1 is arranged at the center of the upper end face and the lower end face of the first shell 2, and the center of the front end and the center of the rear end are close to the left end face of the first shell 2, the mounting plate 1 is fixedly connected with the first shell 2, and the mounting plate is convenient to mount when being mounted.

Referring to fig. 1 and 2, a first connecting block 6 is arranged on the right end face of a first casing 2, the first connecting block 6 is arranged in an annular shape, the first connecting block 6 is fixedly connected with the first casing 2, an outer ring of the first connecting block 6 is provided with an external thread, a second connecting block 7 is arranged on the left end face of a second casing 8, the second connecting block 7 is arranged in an annular shape, the second connecting block 7 is fixedly connected with the second casing 8, an inner ring of the second connecting block 7 is provided with an internal thread matched with the external thread, the first casing 2 and the second casing 8 are in threaded fit with the first connecting block 6 and the second connecting block 7, the first casing 2 and the second casing 8 are detachably connected, and when maintenance and repair are needed in the later period, the first casing 8 is rotated, and the disassembly is performed through.

Referring to fig. 1, a ball 4 is disposed in an inner cavity between the first housing 2 and the second housing 8, and the ball 4 is not connected to the inner cavities of the first housing 2 and the second housing 8, so as to form an integral joint ball bearing.

Referring to fig. 1 and 3, a plurality of groups of grooves 5 are uniformly formed in the surface of the ball 4, steel balls 12 are arranged in the grooves 5, the steel balls 12 are movably connected with the ball 4, the abrasion resistance of the steel balls 12 is high, the contact area between the ball 4 and the first and

second shells

2 and 8 is reduced by arranging the plurality of groups of steel balls 12, the loss of the ball 4 is reduced, and the lubricity of the ball 4 can be improved by the steel balls 12.

Referring to fig. 1, an inner tube 11 is disposed at the right end of the sphere 4, the inner tube 11 is fixedly connected to the sphere 4, a sleeved protecting sleeve 10 is disposed on the outer wall of the inner tube 11, and the protecting sleeve 10 is fixedly connected to the inner tube 11 to prevent the inner tube 11 from being damaged by contact with the inner wall of the second housing 8 during movement.

Referring to fig. 1, the first wear-resistant layer 3 is disposed on the inner walls of the first shell 2 and the second shell 8 to reduce wear of the first shell 2 and the second shell 8, the protective layer 9 is disposed on the end surface of the second shell 8 close to the inner tube 11 to prevent wear caused by contact with the inner tube 11, and the first lubricating layer is disposed on the surfaces of the first wear-resistant layer 3 and the protective layer 9 to increase overall lubricity.

Example 2:

as shown in fig. 1, different from the previous embodiment 1, the mounting plate 1 is detachably connected to the frame through a bolt, and a flat washer (not shown) is disposed at a head portion of the bolt, and the flat washer is movably connected to the bolt, so as to increase stability of the bolt and prevent the bolt from falling off due to friction between the mounting plate 1 and the bolt during operation.

As shown in fig. 3, a second lubricating layer is arranged inside the groove 5 to increase the lubricity of the steel ball 12, and a second wear-resistant layer is arranged on the surface of the steel ball 12 to further enhance the wear resistance of the steel ball 12 and reduce the loss of the steel ball 12.

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. Sealed tuber pipe joint ball bearing, including mounting panel (1), casing (2) and casing two (8), its characterized in that: the mounting plate (1) is arranged at the left end face of a first shell (2) at the upper end face center and the lower end face center and the front end and the rear end center, the left end face of the first shell (2) is close to the first shell (2), the mounting plate (1) is fixedly connected with the first shell (2), the right end face of the first shell (2) is provided with a first connecting block (6), the first connecting block (6) is annularly arranged, the first connecting block (6) is fixedly connected with the first shell (2), the outer ring of the first connecting block (6) is provided with external threads, the left end face of a second shell (8) is provided with a second connecting block (7), the second connecting block (7) is annularly arranged, the second connecting block (7) is fixedly connected with the second shell (8), the inner ring of the second connecting block (7) is provided with internal threads matched with the external threads, and the first shell (2) and the second shell (, the first shell (2) and the second shell (8) are detachably connected, the inner cavity between the first shell (2) and the second shell (8) is provided with the ball body (4), and the ball body (4) is not connected with the inner cavities of the first shell (2) and the second shell (8) in a contact mode.

2. The sealed air duct joint ball bearing according to claim 1, wherein: the utility model discloses a ball-shaped structure, including spheroid (4), recess (5), steel ball (12), inner tube (11), and inner tube (11) and spheroid (4), the surface of spheroid (4) evenly is provided with multiunit recess (5), and recess (5) department is provided with steel ball (12), steel ball (12) and spheroid (4) swing joint, the right side end of spheroid (4) is provided with inner tube (11), and inner tube (11) and spheroid (4) fixed connection, the outer wall of inner tube (11) is provided with lag (10) that cup joints, and lag (10) and inner tube.

3. The sealed air duct joint ball bearing according to claim 1, wherein: the inner walls of the first shell (2) and the second shell (8) are provided with a first wear-resistant layer (3), the end face, close to the inner pipe (11), of the second shell (8) is provided with a protective layer (9), and the surfaces of the first wear-resistant layer (3) and the protective layer (9) are provided with a first lubricating layer.

4. The sealed air duct joint ball bearing according to claim 1, wherein: the mounting plate (1) is detachably connected with the rack through a bolt, a flat washer is arranged at the head part of the bolt, and the flat washer is movably connected with the bolt.

5. The sealed air duct joint ball bearing according to claim 2, wherein: and a second lubricating layer is arranged in the groove (5), and a second wear-resistant layer is arranged on the surface of the steel ball (12).