CN220101826U - Oil seal structure of bearing - Google Patents

Abstract

The utility model relates to the technical field of bearings, and discloses an oil seal structure of a bearing, which comprises the following components: the outer loop, the inside of outer loop is laminated with the outer wall of ball, the opposite side of ball is laminated with the outer wall of inner ring, the topside movable mounting of outer loop has the oil seal lid, the inside of oil seal lid and the one end fixed connection of clamping spring, the other end of clamping spring and the side fixed connection of fixture block, the side of fixture block and the one end fixed connection of L pole, the other end of L pole is laminated with the one end of extrusion pole. This oil blanket structure of bearing, when using, can install and dismantle the oil blanket lid fast through the fixture block, thereby avoided adopting hydraulic mode to impress the oil blanket lid into the bearing and lead to the difficult detachable problem of oil blanket lid, make the oil blanket lid need not to use hydraulic means to install when convenient to detach, it is more convenient to make the installation of bearing.

Description

Oil seal structure of bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to an oil seal structure of a bearing.

Background

The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision.

At present, the inside of a bearing on the market generally needs to be added with lubricating oil, the two sides of the bearing belong to an opening structure, the lubricating oil is easy to flow out, so that the consumption of the lubricating oil is overlarge, at the moment, an oil seal structure is required to be arranged on the two sides of the bearing, the lubricating oil is prevented from flowing out, and the oil seal structure on the market is usually fixed into the inside of the bearing through a hydraulic mode by a cover plate.

Because the leakproofness of oil blanket structure can't accomplish completely sealed, the lubricating oil in the bearing still can flow partly, and will cover the board and impress the bearing through hydraulic mode through the hydraulic press, can lead to the apron to be difficult for taking out to lead to unable to add lubricating oil in the bearing.

Disclosure of Invention

The present utility model is directed to an oil seal structure of a bearing, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an oil seal structure of a bearing, comprising: the outer loop, the inside of outer loop is laminated with the outer wall of ball, the opposite side of ball is laminated with the outer wall of inner loop, the topside movable mounting of outer loop has the oil seal lid, the inside of oil seal lid and the one end fixed connection of clamping spring, the other end of clamping spring and the side fixed connection of fixture block, the side of fixture block and the one end fixed connection of L pole, the other end of L pole is laminated with the one end of extrusion pole, the other end of extrusion pole and the outer wall fixed connection of rotation ring, the bottom side of rotation ring is connected with the inside rotation of oil seal lid, the inside of outer loop is provided with lubrication mechanism, lubrication mechanism includes:

the placing groove is formed in the inner wall of the outer ring, and solid lubricating oil is placed in the placing groove;

the arc L board, the bottom side and the one end fixed connection of reset spring of arc L board, reset spring's the other end and the inside fixed connection of outer loop, the top side and the baffle bottom side fixed connection of arc L board.

Preferably, the quantity of extrusion pole, L pole, clamping spring, fixture block sets up to six groups, six groups of extrusion poles, L pole, clamping spring, fixture block are the inside that annular array distributed oil seal covers, make the chucking effect of fixture block better.

Preferably, the number of the lubricating mechanisms is set to be multiple, and the multiple groups of lubricating mechanisms are distributed in the outer ring in an annular array, so that the lubricating oil supplementing effect of the lubricating mechanisms is better.

Preferably, the bottom side of the clamping block is provided with an inclined plane, so that the oil seal cover is convenient to install.

Preferably, the top side of the rotating ring is fixedly connected with the bottom side of the rotating ring, so that the rotating ring is convenient to rotate.

Preferably, the outer wall of the swivel is provided with anti-slip patterns, so that the swivel is not easy to slip when rotating.

Compared with the prior art, the utility model provides an oil seal structure of a bearing, which has the following beneficial effects:

1. this oil blanket structure of bearing, when using, can carry out quick installation and dismantlement to the oil blanket lid through the fixture block, thereby avoided adopting hydraulic mode to impress the oil blanket lid to the bearing and lead to the difficult detachable problem of oil blanket lid, make the oil blanket lid need not to use hydraulic means to install when convenient to detach, it is more convenient to make the installation of bearing.

2. This oil blanket structure of bearing, when using, can be through lubrication mechanism to the inside lubrication oil that supplements of bearing, and when the bearing does not use, the baffle will put the groove and shelter from, has avoided the bearing not to use, and solid-state lubrication flows out, leads to solid-state lubrication's waste.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the front cross-section structure of the present utility model;

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

fig. 4 is a schematic view of a three-dimensional structure of a cross section of an oil seal cap 5 according to the present utility model.

In the figure: 1. an outer ring; 2. a ball; 3. an inner ring; 4. a lubrication mechanism; 5. an oil seal cover; 6. an L-shaped rod; 7. a clamping spring; 8. a clamping block; 9. a rotating ring; 10. an extrusion rod; 11. a swivel; 401. a placement groove; 402. solid lubricating oil; 403. a baffle; 404. a return spring; 405. an arc-shaped L plate.

Detailed Description

As shown in fig. 1-4, the present utility model provides a technical solution: an oil seal structure of a bearing, comprising: the outer loop 1, the inside of outer loop 1 and the outer wall laminating of ball 2, the opposite side of ball 2 and the outer wall laminating of inner loop 3, the topside movable mounting of outer loop 1 has oily closing cap 5, the inside of oily closing cap 5 and the one end fixed connection of clamping spring 7, clamping spring 7's the other end and the side fixed connection of fixture block 8, the side of fixture block 8 and the one end fixed connection of L pole 6, the other end of L pole 6 and the one end laminating of extrusion pole 10, the other end and the outer wall fixed connection of rotation ring 9 of extrusion pole 10, the bottom side of rotation ring 9 and the inside rotation connection of oily closing cap 5, the inside of outer loop 1 is provided with lubrication mechanism 4, lubrication mechanism 4 includes: the placing groove 401 and the arc-shaped L plate 405, the placing groove 401 is arranged on the inner wall of the outer ring 1, solid lubricating oil 402 is placed in the placing groove 401, the bottom side of the arc-shaped L plate 405 is fixedly connected with one end of the reset spring 404, the other end of the reset spring 404 is fixedly connected with the inner side of the outer ring 1, the top side of the arc-shaped L plate 405 is fixedly connected with the bottom side of the baffle 403, when in use, the lower oil seal cover 5 can be directly pushed into the outer wall of the inner ring 3, at the moment, the clamping blocks 8 enter the clamping grooves of the outer wall of the inner ring 3 under the action of the clamping springs 7, the position of the lower oil seal cover 5 is limited, the oil seal cover 5 is rapidly installed through the clamping blocks 8, the problem that the oil seal cover 5 is not easy to disassemble due to the fact that the oil seal cover 5 is pressed into the bearing in a hydraulic mode is avoided, the installation of the bearing is more convenient, at the moment, liquid lubricating oil is added into the middle parts of the inner ring 3 and the outer ring 1, then pushing the upper oil seal cover 5 downwards into the outer wall of the inner ring 3, at this time, the clamping block 8 enters into the clamping groove of the outer wall of the inner ring 3 under the action of the clamping spring 7, the position of the upper oil seal cover 5 is limited, meanwhile, when the upper oil seal cover 5 moves downwards, the arc-shaped L plate 405 is pressed downwards and compresses the reset spring 404, at this time, the baffle 403 moves downwards, the solid lubricating oil 402 in the placing groove 401 at the inner wall of the outer ring 1 is exposed, at this time, when the bearing is used, due to the relative rotation of the outer ring 1 and the inner ring 3, the lubricating oil in the outer ring 1 and the inner ring 3 is gradually reduced, at this time, the solid lubricating oil 402 is melted and enters into the ball 2, the lubricating oil is replenished to the bearing through the lubricating mechanism 4, when the lubricating oil needs to be added into the inner ring 3 and the outer ring 1, the rotating swivel 11 rotates the extruding rod 10, at this time, the inclined plane extrusion L pole 6 of extrusion rod 10 moves to the axle center direction of keeping away from inner ring 3, make fixture block 8 leave the outer wall draw-in groove department of inner ring 3 when compressing chucking spring 7, can take off the oil blanket lid 5 on upper portion this moment, make oil blanket lid 5 at convenient to detach, simultaneously under reset spring 404's effect, arc L board 405 upward movement drives baffle 403 and resets, block standing groove 401, when the bearing does not use, baffle 403 blocks standing groove 401, when having avoided the bearing to do not use, solid lubricating oil 402 flows, lead to solid lubricating oil 402's waste.

In addition, in order to make the chucking effect of fixture block 8 better, extrusion pole 10, L pole 6, clamping spring 7, the quantity of fixture block 8 sets up to six groups, six groups extrusion pole 10, L pole 6, clamping spring 7, fixture block 8 are the inside of annular array distribution oil seal lid 5, in order to make the lubrication oil effect that supplements of lubrication mechanism 4 better, the quantity of lubrication mechanism 4 sets up to the multiunit, and multiunit lubrication mechanism 4 is the inside of annular array distribution at outer loop 1, in order to make oil seal lid 5 easy to assemble, the bottom side of fixture block 8 sets up to the inclined plane, in order to make rotation ring 9 convenient to rotate, the top side of rotation ring 9 and the bottom side fixed connection of rotation ring 11, in order to make the rotation ring 11 difficult slip when rotating, the outer wall of rotation ring 11 is opened there is the anti-skidding line.

Working principle: when in use, the lower oil seal cover 5 can be directly pushed into the outer wall of the inner ring 3, at the moment, the clamping block 8 enters the outer wall clamping groove of the inner ring 3 under the action of the clamping spring 7, the position of the lower oil seal cover 5 is limited, at the moment, liquid lubricating oil is added into the middle parts of the inner ring 3 and the outer ring 1, then the upper oil seal cover 5 is pushed downwards into the outer wall of the inner ring 3, at the moment, the clamping block 8 enters the outer wall clamping groove of the inner ring 3 under the action of the clamping spring 7, the position of the upper oil seal cover 5 is limited, at the same time, when the upper oil seal cover 5 moves downwards, the arc-shaped L plate 405 is extruded downwards and compresses the reset spring 404, at the moment, the baffle 403 moves downwards, the solid lubricating oil 402 in the placing groove 401 at the inner wall of the outer ring 1 is exposed, at the moment, when the bearing is used, due to the relative rotation of the outer ring 1 and the inner ring 3, the lubricating oil in the outer ring 1 and the inner ring 3 can be gradually reduced, at the moment, the solid lubricating oil 402 can melt and enter the ball 2, when the lubricating oil needs to be added into the inner ring 3 and the outer ring 1, the rotating ring 11 is rotated to enable the extrusion rod 10 to rotate, at the moment, the inclined surface of the extrusion rod 10 extrudes the L rod 6 to move in the axial direction far away from the inner ring 3, the clamping block 8 is enabled to leave the clamping groove at the outer wall of the inner ring 3 while the clamping spring 7 is compressed, at the moment, the upper oil seal cover 5 can be taken down, and at the same time, the arc-shaped L plate 405 moves upwards under the action of the reset spring 404 to drive the baffle 403 to reset, and the placing groove 401 is blocked.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. An oil seal structure of a bearing, comprising: outer loop (1), its characterized in that: the inside of outer loop (1) is laminated with the outer wall of ball (2), the opposite side of ball (2) is laminated with the outer wall of inner ring (3), the top side movable mounting of outer loop (1) has oil seal lid (5), the inside of oil seal lid (5) and the one end fixed connection of clamping spring (7), the other end of clamping spring (7) and the side fixed connection of fixture block (8), the side of fixture block (8) and the one end fixed connection of L pole (6), the other end of L pole (6) is laminated with the one end of extrusion pole (10), the other end of extrusion pole (10) is connected with the outer wall fixed connection of swivel becket (9), the bottom side of swivel becket (9) is connected with the inside rotation of oil seal lid (5), the inside of outer loop (1) is provided with lubricated mechanism (4), lubricated mechanism (4) include:

the placing groove (401), the placing groove (401) is arranged on the inner wall of the outer ring (1), and solid lubricating oil (402) is placed in the placing groove (401);

the arc L plate (405), the bottom side of arc L plate (405) and the one end fixed connection of reset spring (404), the other end of reset spring (404) and the inside fixed connection of outer loop (1), the top side of arc L plate (405) and baffle (403) bottom side fixed connection.

2. The oil seal structure of a bearing according to claim 1, wherein: the extrusion rod (10), the L rod (6), the clamping spring (7) and the clamping block (8) are six in number, and the six extrusion rods (10), the L rod (6), the clamping spring (7) and the clamping block (8) are distributed in the oil sealing cover (5) in an annular array.

3. The oil seal structure of a bearing according to claim 1, wherein: the number of the lubricating mechanisms (4) is set into a plurality of groups, and the plurality of groups of lubricating mechanisms (4) are distributed in the outer ring (1) in an annular array.

4. The oil seal structure of a bearing according to claim 1, wherein: the bottom side of the clamping block (8) is provided with an inclined plane.

5. The oil seal structure of a bearing according to claim 1, wherein: the top side of the rotating ring (9) is fixedly connected with the bottom side of the rotating ring (11).

6. The oil seal structure of a bearing according to claim 5, wherein: the outer wall of the swivel (11) is provided with anti-skid patterns.