CN220566440U

CN220566440U - Bearing structure of speed reducer

Info

Publication number: CN220566440U
Application number: CN202322254243.5U
Authority: CN
Inventors: 张鹏飞; 王丽娜
Original assignee: Guodian Longda Power Equipment Tianjin Co ltd
Current assignee: Guodian Longda Power Equipment Tianjin Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-03-08
Anticipated expiration: 2033-08-21

Abstract

The utility model relates to the technical field of speed reducer bearings, in particular to a bearing structure of a speed reducer, which comprises the following components: the ring body comprises an outer ring and an inner ring, wherein the surface of the inner ring is movably connected with balls, and the balls are in abutting connection with the inner side of the outer ring; the lubricating mechanism comprises a protection ring, wherein the protection ring is attached to the outer surface of the outer ring, an oil storage bin is arranged on the inner side of the protection ring, a plug ring is fixedly connected to the inner wall of the protection ring, and the plug ring is inserted and connected in a connecting gap between the outer ring and the inner ring. According to the utility model, under the connection of the plug ring and the lubricating ball, the lubricating effect on the balls is realized through the abutting connection of the lubricating ball and the balls, under the action of the plug, the lubricating oil is prevented from spilling from the oil storage bin, the self-lubricating effect on the balls is achieved, the service effect and the service life of the bearing are improved, and the abutting support on the position of the abutting plate on the lantern ring is achieved through the connection of the supporting spring and the abutting plate, and the abutting support effect is improved.

Description

Bearing structure of speed reducer

Technical Field

The utility model relates to the technical field of speed reducer bearings, in particular to a bearing structure of a speed reducer.

Background

The speed reducer bearing is a special bearing used in various speed reducers, and a self-aligning roller bearing is also used in a large-sized speed reducer.

The function of the speed reducer bearing is that on one hand, the lubricating oil in the bearing is kept from leaking in use, the lubrication state of the bearing is ensured, and on the other hand, dust or harmful gas outside the bearing is protected from entering the inner cavity of the bearing, so that the damage to the bearing is prevented, but when the existing bearing is used, the ball lubrication in the bearing is completed through manual timing operation, such as timely adding and lubricating operation cannot be performed, the normal use of the bearing is influenced, and the service life of the bearing is reduced.

Disclosure of Invention

The utility model aims to provide a bearing structure of a speed reducer, which solves the problems that the normal use of the speed reducer is affected and the service life of the speed reducer is reduced because the lubrication of balls in the bearing is completed through manual timing operation, such as incapability of timely adding and lubricating operation.

In order to achieve the above object, the present utility model provides a bearing structure of a speed reducer, including:

the ring body comprises an outer ring and an inner ring, wherein the surface of the inner ring is movably connected with balls, and the balls are in abutting connection with the inner side of the outer ring;

the lubricating mechanism comprises a protection ring, the protection ring laminating is connected at the surface of outer lane, the oil storage storehouse has been seted up to the inboard of protection ring, the inner wall fixedly connected with cock ring of protection ring, the cock ring inserts to close and connects in the joint gap of outer lane and inner circle, the surface swing joint of cock ring has the lubrication ball, the circular slot has been seted up on the surface of protection ring, and the inboard fixedly connected with cock stem of circular slot.

Preferably, the guard ring is annular, the guard ring acts on both sides of outer lane, the cock ring is annular, cock ring and guard ring correspond the connection.

Preferably, the oil storage bin is in a groove shape, the lubricating ball is in a sphere shape, the lubricating ball is in abutting connection with the ball, the plug is in a disc shape, and the plug is made of rubber.

Preferably, the inner side of the inner ring is provided with an abutting mechanism, the abutting mechanism comprises a lantern ring, the lantern ring is in abutting connection with the inner side of the inner ring, the surface of the lantern ring is fixedly connected with a abutting plate, and the surface of the abutting plate is fixedly connected with a supporting spring.

Preferably, the lantern ring is the ring shape, the surface of the butt plate is convex shape, the fixed surface of butt plate is connected with the backup pad, butt plate evenly distributed is in the inboard of lantern ring.

Preferably, square grooves are formed in the surface of the lantern ring, the square grooves are correspondingly connected with the retaining plates, and two ends of the supporting springs are fixedly connected in the square grooves in the surface of the retaining plates and the surface of the lantern ring.

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

1. through the connection of guard ring and outer lane, under the connection of guard ring and ring, through the connection of oil storage storehouse and guard ring, realize the storage to lubricating oil, under the connection of ring and lubrication ball, through the butt joint connection of lubrication ball and ball, realize the lubrication effect to the ball, under the effect of cock stem, prevent that lubricating oil from spilling from the oil storage storehouse and leaking, reach the self-lubricating effect to the ball, improve the result of use and the life-span of bearing.

2. Through the connection of the lantern ring and the inner ring, under the connection of the lantern ring and the abutting plate, the abutting effect during the connection of the bearing is realized, and the abutting support of the abutting plate at the lantern ring is realized through the connection of the supporting spring and the abutting plate, so that the abutting support effect is improved.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic side perspective exploded view of the structure of the present utility model;

FIG. 3 is a schematic perspective view of a side view and cross section of the structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a partially cut-away perspective view of the structure of the guard ring of the present utility model.

In the figure: 1. an outer ring; 11. an inner ring; 12. a ball; 2. a guard ring; 21. an oil storage bin; 22. a plug ring; 23. a lubrication ball; 24. a plug; 3. a collar; 31. a retaining plate; 32. and a support spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided:

a bearing structure of a speed reducer, comprising:

the ring body comprises an outer ring 1 and an inner ring 11, wherein the surface of the inner ring 11 is movably connected with balls 12, the balls 12 are in abutting connection with the inner side of the outer ring 1, and under the connection of the outer ring 1 and the inner ring 11, the rotation support between the outer ring 1 and the inner ring 11 is realized through the connection of the inner ring 11 and the balls 12;

the lubrication mechanism comprises a protection ring 2, wherein the protection ring 2 is attached to the outer surface of an outer ring 1, an oil storage bin 21 is arranged on the inner side of the protection ring 2, a plug ring 22 is fixedly connected to the inner wall of the protection ring 2, the plug ring 22 is inserted and connected in a connecting gap between the outer ring 1 and an inner ring 11, a lubrication ball 23 is movably connected to the surface of the plug ring 22, a round groove is formed in the surface of the protection ring 2, a plug column 24 is fixedly connected to the inner side of the round groove, and the lubrication effect on the surface of a ball 12 is achieved through the abutting connection of the lubrication ball 23 and the ball 12 under the rotating connection of the plug ring 22 and the lubrication ball 23 through the connection of the protection ring 2 and the plug ring 22.

Further, the protection ring 2 is in a ring shape, the protection ring 2 acts on two sides of the outer ring 1, the plug ring 22 is in a ring shape, the plug ring 22 and the protection ring 2 are correspondingly connected, and the sealing abutting effect of connection between the outer ring 1 and the inner ring 11 is realized under the action of the plug ring 22 through the connection of the protection ring 2 and the plug ring 22.

Further, the oil storage bin 21 is in a groove shape, the lubricating ball 23 is in a ball shape, the lubricating ball 23 is in abutting connection with the ball 12, the plug 24 is in a disc shape, the plug 24 is made of rubber, the lubricating effect on the ball 12 is achieved through connection of the oil storage bin 21 and the protection ring 2 and connection of the lubricating ball 23 and the plug ring 22, and the blocking effect on lubricating oil in the oil storage bin 21 is achieved under the action of the plug 24, so that the oil is prevented from spilling.

Further, the inner side of the inner ring 11 is provided with an abutting mechanism, the abutting mechanism comprises a lantern ring 3, the lantern ring 3 is in abutting connection with the inner side of the inner ring 11, a bearing plate 31 is fixedly connected to the surface of the lantern ring 3, a supporting spring 32 is fixedly connected to the surface of the bearing plate 31, the supporting of the position of the protecting ring 2 is achieved through the abutting connection of the lantern ring 3 and the inner ring 11, and the abutting supporting effect of the bearing mounting position is achieved under the action of the bearing plate 31.

Further, the lantern ring 3 is the ring shape, and the surface of the abutting plate 31 is circular arc shape, and the fixed surface of abutting plate 31 is connected with the backup pad, and abutting plate 31 evenly distributed is in the inboard of lantern ring 3, through the butt connection of lantern ring 3 and inner circle 11, under the connection of abutting plate 31 and lantern ring 3, realizes the centre gripping supporting effect of its place position.

Further, square grooves are formed in the surface of the lantern ring 3, the square grooves are correspondingly connected with the abutting plates 31, two ends of the supporting springs 32 are fixedly connected in the surface of the abutting plates 31 and the square grooves in the surface of the lantern ring 3, and under the action of the supporting springs 32, the supporting of the abutting plates 31 on the lantern ring 3 in an angle is achieved, and the elastic supporting effect of the abutting plates 31 on the lantern ring 3 in an angle is achieved.

Working principle: when the bearing is used, firstly, the lubricating oil is sucked through the needle tube, then the needle head on the needle tube penetrates through the plug 24, so that the lubricating oil enters the oil storage bin 21, and under the connection of the plug ring 22 and the lubricating ball 23, the lubricating effect on the rotation of the ball 12 is realized through the abutting connection of the lubricating ball 23 and the ball 12, and the self-lubricating effect on the bearing is achieved.

Under the connection of the lantern ring 3 and the protection ring 2, the protection ring 2 is supported on the outer ring 1 through the effect of the lantern ring 3, and the protection plate 31 is supported on the lantern ring 3 through the connection of the lantern ring 3 and the protection plate 31 and the connection of the protection plate 31 and the supporting springs 32, so that the clamping and supporting effect of the bearing on the installation position is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A bearing structure of a speed reducer, comprising:

the ring body comprises an outer ring (1) and an inner ring (11), wherein the surface of the inner ring (11) is movably connected with balls (12), and the balls (12) are in abutting connection with the inner side of the outer ring (1);

the lubricating mechanism comprises a protection ring (2), the protection ring (2) is attached to the outer surface of the outer ring (1), an oil storage bin (21) is arranged on the inner side of the protection ring (2), a plug ring (22) is fixedly connected to the inner wall of the protection ring (2), the plug ring (22) is inserted and connected in a connecting gap between the outer ring (1) and the inner ring (11), a lubricating ball (23) is movably connected to the surface of the plug ring (22), a circular groove is formed in the surface of the protection ring (2), and a plug column (24) is fixedly connected to the inner side of the circular groove.

2. A bearing structure of a speed reducer according to claim 1, characterized in that: the protection ring (2) is in a circular ring shape, the protection ring (2) acts on two sides of the outer ring (1), the plug ring (22) is in a circular ring shape, and the plug ring (22) and the protection ring (2) are correspondingly connected.

3. A bearing structure of a speed reducer according to claim 1, characterized in that: the oil storage bin (21) is in a groove shape, the lubricating ball (23) is in a round ball shape, the lubricating ball (23) is in abutting connection with the ball (12), the plug (24) is in a disc shape, and the plug (24) is made of rubber.

4. A bearing structure of a speed reducer according to claim 1, characterized in that: the inner side of inner circle (11) is provided with the mechanism that supports, support and construct including lantern ring (3), lantern ring (3) support and connect the inboard at inner circle (11), the fixed surface of lantern ring (3) is connected with and holds up board (31), the fixed surface of holding up board (31) is connected with supporting spring (32).

5. The bearing structure of a speed reducer according to claim 4, wherein: the lantern ring (3) is in a circular ring shape, the surface of the abutting plate (31) is in a circular arc shape, the supporting plate is fixedly connected with the surface of the abutting plate (31), and the abutting plate (31) is uniformly distributed on the inner side of the lantern ring (3).

6. The bearing structure of a speed reducer according to claim 4, wherein: square grooves are formed in the surface of the lantern ring (3), the square grooves are correspondingly connected with the retaining plates (31), and two ends of the supporting springs (32) are fixedly connected in the square grooves in the surface of the retaining plates (31) and the surface of the lantern ring (3).