CN216343458U

CN216343458U - Double-layer sealed guide bearing

Info

Publication number: CN216343458U
Application number: CN202122963202.4U
Authority: CN
Inventors: 潘永长; 俞启东; 高鹏展
Original assignee: Wafangdian Pengsheng Bearing Manufacturing Co ltd
Current assignee: Wafangdian Pengsheng Bearing Manufacturing Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-19
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a double-layer sealed guide bearing, which belongs to the technical field of bearings and comprises a bearing body, wherein protective lubricating devices are arranged on two sides of the outer surface of the bearing body, two threaded holes are formed in two sides of the outer surface of the bearing body respectively, each protective lubricating device comprises two protective ring bodies, the two protective ring bodies are arranged on two sides of the outer surface of the bearing body respectively, and a lubricating structure and a dustproof structure are arranged on one side of the outer surface of each protective ring body. This double-deck sealed guide bearing through setting up protection lubricating arrangement for the protection ring body can cover the gap between roller and bearing inner race and the outer lane, and then avoids in the use dust to enter into the bearing inner wall, and under lubricating structure's effect, can be through lubricated semicircle frame with the even injection of lubricating oil between bearing inner race and the outer lane with roller department, and then play the lubrication action to the bearing, avoid the friction to cause wearing and tearing greatly.

Description

Double-layer sealed guide bearing

Technical Field

The utility model belongs to the technical field of bearings, and particularly relates to a double-layer sealed guide bearing.

Background

The guide bearing is installed on a hole at the rear of the crankshaft or the center of the flywheel, so that the shaft cannot move in the radial direction, the guide bearing is used for guiding and preventing the radial runout of the shaft in the clutch separation state, and along with the development of the technology, the bearing with double-layer sealing performance has higher popularity.

In the use process of a common guide bearing, a roller inside the guide bearing, a bearing inner ring and a gap between an outer pipe are easy to enter dust and other impurities, the function of the bearing is damaged in the long term, the bearing is used for a long time, friction is increased, the bearing is easy to wear, and the service life of the bearing is shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides a double-layer sealed guide bearing, which solves the problems that in the use process of a common guide bearing, dust and other impurities are easy to enter into a gap between an inner roller and an inner ring of the bearing and an outer pipe, the function of the bearing is damaged after a long time, and the bearing is used for a long time, friction is increased, the bearing is easy to wear, and the service life of the bearing is shortened.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double-deck sealed direction bearing, includes the bearing body, the surface both sides of bearing body all are provided with protection lubricating arrangement, two screw holes have been seted up respectively to the surface both sides of bearing body, protection lubricating arrangement includes two protection ring bodies, two the protection ring body sets up respectively in the surface both sides of bearing body, surface one side of protection ring body is provided with lubricating structure and dustproof construction.

As a further scheme of the utility model: a plurality of circular holes are formed in the outer surface of the protection ring body, and two circular grooves are formed in one side of the outer surface of the protection ring body.

As a further scheme of the utility model: the inner wall threaded connection of circular slot has the screw thread quarter butt, the outer surface screw thread shape and the size of screw thread quarter butt and the inner wall screw thread shape and the size looks adaptation of screw hole.

As a further scheme of the utility model: the outer surface one end fixedly connected with circle dog of screw short bar, the outer surface size and the shape of circle dog and the inner wall size and the shape looks adaptation of circular slot, one side fixedly connected with operation piece that the screw short bar was kept away from to the surface of circle dog.

As a further scheme of the utility model: lubricating structure is including lubricated semicircle frame, the bottom of lubricated semicircle frame is provided with a plurality of and goes out oil pipe, it is linked together with lubricated semicircle frame to go out oil pipe, go out oil pipe's surface size and shape and circular port's inner wall size and shape looks adaptation, the top of lubricated semicircle frame is provided with the oiling mouth, the top of oiling mouth is provided with the cock body.

As a further scheme of the utility model: dustproof construction includes a plurality of dustproof stopper, the outer surface size and the shape of dustproof stopper and the inner wall size and the shape looks adaptation of circular port, the surface top fixedly connected with auxiliary semicircle piece of dustproof stopper.

(III) advantageous effects

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

1. this double-deck sealed guide bearing through setting up protection lubricating arrangement for the protection ring body can cover the gap between roller and bearing inner race and the outer lane, and then avoids in the use dust to enter into the bearing inner wall, and under lubricating structure's effect, can be through lubricated semicircle frame with the even injection of lubricating oil between bearing inner race and the outer lane with roller department, and then play the lubrication action to the bearing, avoid the friction to cause wearing and tearing greatly.

2. This double-deck sealed guide bearing through setting up screw thread quarter butt and circular slot, screw thread quarter butt and screw hole mating reaction can fix protection ring body and bearing, and then make things convenient for the dismouting, and the circular slot can be accomodate the circle dog and enter, avoids the circle dog to expose and causes the influence to the use of bearing outward.

3. This double-deck sealed guide bearing through setting up dustproof construction, under the effect of dustproof stopper and circular port, can use dustproof stopper to jam the circular port, and then when making not using filling lubricating oil, the dust can not advance in the circular port.

Drawings

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

FIG. 2 is a schematic three-dimensional structure of a bearing body according to the present invention;

FIG. 3 is a perspective structural view of the guard ring body of the present invention;

FIG. 4 is a schematic perspective view of a lubricated semicircular frame according to the present invention;

FIG. 5 is a schematic three-dimensional structure of an auxiliary semicircular block according to the present invention;

in the figure: 1. a bearing body; 2. a protective lubrication device; 21. a guard ring body; 22. a threaded stub; 23. a round stopper; 24. an operation block; 25. a lubrication structure; 251. lubricating the semicircular frame; 252. an oil filling port; 253. an oil outlet pipe; 254. a plug body; 26. a dust-proof structure; 261. an auxiliary semicircular block; 262. a dust plug; 3. a threaded hole; 4. a circular hole; 5. a circular groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 5, the present invention provides a technical solution: the utility model provides a double-deck sealed direction bearing, including bearing body 1, bearing body 1's surface both sides all are provided with protection lubricating arrangement 2, through setting up protection lubricating arrangement 2, make protection ring body 21 can avoid the inside dust that gets into of bearing, and can evenly add lubricating oil to bearing body 1, ten minutes convenient and fast, two screw holes 3 have been seted up respectively to bearing body 1's surface both sides, protection lubricating arrangement 2 includes two protection ring bodies 21, two protection ring bodies 21 set up respectively in bearing body 1's surface both sides, through setting up protection ring body 21, can prevent dust bearing body 1 is inside, surface one side of protection ring body 21 is provided with lubricating structure 25 and dustproof construction 26.

Specifically, as shown in fig. 2 and 3, the outer surface of the guard ring body 21 is provided with a plurality of circular holes 4, one side of the outer surface of the guard ring body 21 is provided with two circular grooves 5, the inner wall of the circular groove 5 is connected with a threaded short rod 22 in a threaded manner, the shape and size of the outer surface thread of the threaded short rod 22 are matched with the shape and size of the inner wall thread of the threaded hole 3, through the arrangement of the threaded short rod 22 and the threaded hole 3, the disassembly and assembly between the protective ring body 21 and the bearing body 1 become simple, one end of the outer surface of the threaded short rod 22 is fixedly connected with the round stop block 23, the size and the shape of the outer surface of the round stop block 23 are matched with the size and the shape of the inner wall of the round groove 5, through setting up circular slot 5 and circle dog 23 for in circle dog 23 can accomodate into circular slot 5, avoid circle dog 23 to produce the influence to bearing body 1's use, one side fixedly connected with operation block 24 of screw short rod 22 is kept away from to the surface of circle dog 23.

Specifically, as shown in fig. 4 and 5, the lubricating structure 25 includes a lubricating semicircular frame 251, a plurality of oil outlet pipes 253 are disposed at the bottom of the lubricating semicircular frame 251, the oil outlet pipes 253 are communicated with the lubricating semicircular frame 251, the size and shape of the outer surface of the oil outlet pipes 253 are matched with the size and shape of the inner wall of the circular hole 4, by arranging the lubricating semicircular frame 251 and the oil outlet pipe 253, lubricating oil can flow from the oil outlet pipe 253 to the inside of the bearing body 1, the top of the lubricating semicircular frame 251 is provided with an oil filling port 252, the top of the oil filling port 252 is provided with a plug body 254, the dustproof structure 26 comprises a plurality of dustproof plugs 262, the size and the shape of the outer surface of each dustproof plug 262 are matched with the size and the shape of the inner wall of the circular hole 4, by arranging the dustproof plugs 262, when the lubricating oil is not used, the circular hole 4 can be sealed under the action of the dust plug 262 to prevent dust from entering, and the top of the outer surface of the dust plug 262 is fixedly connected with the auxiliary semicircular block 261.

The working principle of the utility model is as follows:

s1, when the bearing body 1 needs to be protected, the threaded short rod 22 on the protection ring body 21 is aligned to the threaded hole 3 on the bearing body 1, the operation block 24 is rotated, the operation block 24 drives the threaded short rod 22 to rotate, the threaded short rod 22 rotates and can be clamped into the threaded hole 3, when the round stop block 23 is attached to the round groove 5, the rotation is stopped at the moment, and the installation is completed;

s2, when the interior of the bearing body 1 needs to be lubricated, aligning the oil outlet pipe 253 with the circular hole 4, pressing the lubricating semicircular frame 251, clamping the oil outlet pipe 253 into the circular hole 4, opening the plug 254, injecting the lubricating oil into the oil filling port 252, flowing the lubricating oil to the lubricating semicircular frame 251 through the oil filling port 252, flowing to the oil outlet pipe 253 through the lubricating semicircular frame 251, and further flowing to the bearing body 1;

s3, when needing to prevent dust circular hole 4, outwards pulling lubricated semicircle frame 251 this moment for lubricated semicircle frame 251 drives out oil pipe 253 and outwards moves, and then separates with circular hole 4, aligns circular hole 4 with dustproof stopper 262 this moment, presses supplementary semicircle piece 261, makes dustproof stopper 262 block in circular hole 4, accomplishes fixedly.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A double-layer sealed guide bearing comprises a bearing body (1), and is characterized in that: the outer surface both sides of bearing body (1) all are provided with protection lubricating arrangement (2), two screw holes (3) have been seted up respectively to the outer surface both sides of bearing body (1), protection lubricating arrangement (2) include two protection ring body (21), two protection ring body (21) set up respectively in the outer surface both sides of bearing body (1), the surface one side of protection ring body (21) is provided with lubricating structure (25) and dustproof construction (26).

2. A double-sealed guide bearing according to claim 1, wherein: a plurality of circular holes (4) are formed in the outer surface of the protection ring body (21), and two circular grooves (5) are formed in one side of the outer surface of the protection ring body (21).

3. A double-sealed guide bearing according to claim 2, wherein: the inner wall threaded connection of circular slot (5) has screw short rod (22), the outer surface screw thread shape and the size of screw short rod (22) and the inner wall screw thread shape and the size looks adaptation of screw hole (3).

4. A double-sealed guide bearing according to claim 3, wherein: the outer surface one end fixedly connected with circle dog (23) of screw peg (22), the outer surface size and the shape of circle dog (23) and the inner wall size and the shape looks adaptation of circular slot (5), one side fixedly connected with operation piece (24) of screw peg (22) are kept away from to the surface of circle dog (23).

5. A double-sealed guide bearing according to claim 2, wherein: lubricating structure (25) is including lubricated semicircle frame (251), the bottom of lubricated semicircle frame (251) is provided with a plurality of and goes out oil pipe (253), go out oil pipe (253) and be linked together with lubricated semicircle frame (251), the outer surface size and the shape of going out oil pipe (253) and the inner wall size and the shape looks adaptation of circular port (4), the top of lubricated semicircle frame (251) is provided with oiling mouth (252), the top of oiling mouth (252) is provided with cock body (254).

6. A double-sealed guide bearing according to claim 2, wherein: dustproof construction (26) include a plurality of dustproof stopper (262), the outer surface size and the shape of dustproof stopper (262) and the inner wall size and the shape looks adaptation of circular port (4), the surface top fixedly connected with of dustproof stopper (262) assists semicircle piece (261).