CN212337901U

CN212337901U - Self-aligning roller bearing of high-speed fan

Info

Publication number: CN212337901U
Application number: CN201922469140.4U
Authority: CN
Inventors: 汪振月
Original assignee: Shandong Wankai Bearing Manufacturing Co ltd
Current assignee: Shandong Wankai Bearing Manufacturing Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2021-01-12
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a high-speed fan aligning roller bearing, including the aligning roller bearing body, the inside of aligning roller bearing body is provided with the bearing inner ring, the surface cover of bearing inner ring is equipped with the bearing outer loop, the activity groove has been seted up to the inside of bearing inner ring, the inside gomphosis in activity groove is connected with the loose ring, first spout has all been seted up to the preceding back wall of loose ring, a plurality of spacing grooves have all been seted up to the position that the preceding back wall of bearing inner ring is close to the edge. The utility model discloses in, through the pulling handle, make the loose collar remove along the loose slot for the gag lever post drives the roller and removes along the direction of spacing groove to keeping away from the bearing outer loop, thereby makes roller and bearing outer loop no longer contact, can lift the bearing outer loop off, owing to do not need operating personnel use tools just can dismantle at the bearing outer loop, operating procedure is comparatively simple, makes to change the bearing outer loop comparatively convenient, has improved change efficiency effectively.

Description

Self-aligning roller bearing of high-speed fan

Technical Field

The utility model relates to a self-aligning roller bearing technical field especially relates to a high-speed fan self-aligning roller bearing.

Background

The self-aligning roller bearing has two rows of rollers, the outer ring has a common spherical raceway, and the inner ring has two raceways and inclines at an angle relative to the bearing axis. The ingenious structure enables the bearing to have self-aligning performance, so that the bearing is not easily influenced by the angle between the shaft and the bearing box seat to the error or the bending of the shaft, is suitable for the occasions with the angle error caused by installation error or shaft deflection, and can bear radial load and axial load with bidirectional action.

In the use process of the conventional self-aligning roller bearing of the high-speed fan, when the bearing outer ring needs to be replaced, the bearing outer ring can be disassembled and assembled only by using tools by operators, and the operation procedures are more, so that the replacement of the bearing outer ring is troublesome, and the replacement efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a self-aligning roller bearing of a high-speed fan.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a self-aligning roller bearing of a high-speed fan comprises a self-aligning roller bearing body, wherein a bearing inner ring is arranged inside the self-aligning roller bearing body, a bearing outer ring is sleeved on the outer surface of the bearing inner ring, a movable groove is formed inside the bearing inner ring, a movable ring is connected with the inner embedding of the movable groove, first sliding grooves are formed in the front wall and the rear wall of the movable ring, a plurality of limiting grooves are formed in the positions, close to the edges, of the front wall and the rear wall of the bearing inner ring, rollers are connected with the inner embedding of the limiting grooves in a fixedly embedded mode, a limiting rod is fixedly connected with the central position of one side, close to the movable ring, of each roller, an opening is formed in the position, close to the edges, of the inner part of the movable ring, a clamping block is connected with the inner embedding of the opening in a fixedly connected mode, and a second sliding groove is formed in the position, close to the opening, of the front wall of the bearing inner ring.

As a further description of the above technical solution:

the bottom of second spout is close to the position intercommunication of one end and has first draw-in groove, the bottom of second spout is close to the position intercommunication of opposite side and has the second draw-in groove, first draw-in groove and second draw-in groove all are connected with the handle gomphosis.

As a further description of the above technical solution:

the plurality of limiting grooves are distributed in an annular array by taking the circle center of the bearing inner ring as the center.

As a further description of the above technical solution:

the shape of first spout is that the multistage arc wall is constituteed, the gag lever post is close to the one end of activity ring and is connected with the inside gomphosis of first spout.

As a further description of the above technical solution:

the fixed rod passes through the inside of the second chute.

As a further description of the above technical solution:

the outer surface of the roller is in contact with the inner surface of the bearing outer ring.

The utility model discloses following beneficial effect has: when the self-aligning roller bearing of the high-speed fan is used, the self-aligning roller bearing body, the bearing inner ring, the bearing outer ring, the limiting groove, the roller, the movable groove, the movable ring, the first sliding groove, the limiting rod, the opening, the clamping block, the fixed rod, the handle, the second sliding groove, the first clamping groove and the second clamping groove are arranged, the handle is pulled up, so that the handle is separated from the first clamping groove, the handle drives the fixed rod to move, the fixed rod drives the clamping block to move along the opening, the handle is pulled, the fixed rod is driven to move along the second sliding groove until the handle corresponds to the second clamping groove in position, the clamping block is limited by the opening, the movable ring is driven by the clamping block to move along the movable groove, the limiting rod is driven to move along the first sliding groove, the limiting rod drives the roller to move along the limiting groove in the direction far away from the bearing outer ring due to the fact that, can lift the bearing outer loop off, owing to do not need operating personnel use tools just can dismantle at the bearing outer loop, operating procedure is comparatively simple for it is comparatively convenient to change the bearing outer loop, has improved change efficiency effectively.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the fixing ring and the limiting rod of the present invention;

fig. 3 is a front view of the present invention.

Illustration of the drawings:

1. a self-aligning roller bearing body; 2. a bearing inner ring; 3. a bearing outer ring; 4. a limiting groove; 5. a roller; 6. a movable groove; 7. a movable ring; 8. a first chute; 9. a limiting rod; 10. an opening; 11. a clamping block; 12. fixing the rod; 13. a handle; 14. a second chute; 15. a first card slot; 16. and a second card slot.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a self-aligning roller bearing of a high-speed fan comprises a self-aligning roller bearing body 1, a bearing inner ring 2 is arranged inside the self-aligning roller bearing body 1, a bearing outer ring 3 is sleeved on the outer surface of the bearing inner ring 2, a movable groove 6 is formed inside the bearing inner ring 2, a movable ring 7 is connected with the movable groove 6 in an embedded mode, first sliding grooves 8 are formed in the front wall and the rear wall of the movable ring 7 respectively, a plurality of limiting grooves 4 are formed in the positions, close to the edges, of the front wall and the rear wall of the bearing inner ring 2 respectively, rollers 5 are connected with the limiting grooves 4 in an embedded mode, a limiting rod 9 is fixedly connected with the central position, close to the movable ring 7, of one side of each roller 5, an opening 10 is formed in the position, close to the edges, of the inside of the movable ring 7, a clamping block 11 is connected with the embedded inside of the opening 10, a fixing rod, the front wall of the bearing inner ring 2 is provided with a second sliding chute 14 at a position close to the opening 10.

A first clamping groove 15 is communicated at a position, close to one end, of the bottom of the second sliding groove 14, a second clamping groove 16 is communicated at a position, close to the other side, of the bottom of the second sliding groove 14, and the first clamping groove 15 and the second clamping groove 16 are both connected with the handle 13 in an embedded mode, so that the handle 13 can be limited by the first clamping groove 15 and the second clamping groove 16, and the movable ring 7 cannot rotate along the movable groove 6; the plurality of limiting grooves 4 are distributed in an annular array by taking the circle center of the bearing inner ring 2 as the center, and the rollers 5 are also distributed in the annular array by the limiting grooves 4 distributed in the annular array, so that the self-aligning roller bearing body 1 can work more stably; the first sliding groove 8 is formed by a plurality of sections of arc-shaped grooves, one end, close to the movable ring 7, of the limiting rod 9 is connected with the inner portion of the first sliding groove 8 in an embedded mode, the limiting rod 9 can move along the first sliding groove 8, and the roller 5 can move along the limiting groove 4 due to the fact that the first sliding groove 8 is formed by the plurality of sections of arc-shaped grooves; the fixing lever 12 passes through the inside of the second chute 14 so that the fixing lever 12 can move inside the second chute 14; the outer surfaces of the rollers 5 are in contact with the inner surface of the bearing outer ring 3, so that the self-aligning roller bearing body 1 can normally operate.

The working principle is as follows: when the self-aligning roller bearing of the high-speed fan is used, the handle 13 is pulled up, the handle 13 is separated from the first clamping groove 15, the handle 13 drives the fixed rod 12 to move, the fixed rod 12 drives the clamping block 11 to move along the opening 10, the handle 13 is pulled, the fixed rod 12 is driven to move along the second sliding groove 14 until the positions of the handle 13 and the second clamping groove 16 correspond, the clamping block 11 is limited by the opening 10, the clamping block 11 drives the movable ring 7 to move along the movable groove 6, the limiting rod 9 is driven to move along the first sliding groove 8, the limiting rod 9 drives the roller 5 to move along the limiting groove 4 in the direction far away from the bearing outer ring 3 due to the fact that the first sliding groove 8 is formed by the multi-section arc-shaped grooves, the roller 5 is not in contact with the bearing outer ring 3 any more, the bearing outer ring 3 can be dismounted, and the operation steps are simple, the replacement of the bearing outer ring 3 is more convenient, and the replacement efficiency is effectively improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high-speed fan self-aligning roller bearing, includes self-aligning roller bearing body (1), its characterized in that: the self-aligning roller bearing comprises a self-aligning roller bearing body (1), wherein a bearing inner ring (2) is arranged in the self-aligning roller bearing body (1), a bearing outer ring (3) is sleeved on the outer surface of the bearing inner ring (2), a movable groove (6) is formed in the bearing inner ring (2), a movable ring (7) is connected with the inner embedding of the movable groove (6), first sliding grooves (8) are formed in the front wall and the rear wall of the movable ring (7), a plurality of limiting grooves (4) are formed in the positions, close to the edge, of the front wall and the rear wall of the bearing inner ring (2), a plurality of rollers (5) are connected with the inner embedding of the limiting grooves (4), a limiting rod (9) is fixedly connected to the central position, close to the edge, of the roller (5), an opening (10) is formed in the position, close to the edge, of the inner part of the movable ring (7), and, the center of the front wall of the clamping block (11) is fixedly connected with a fixing rod (12), the outer surface of one end, far away from the clamping block (11), of the fixing rod (12) is fixedly connected with a handle (13), and a second sliding groove (14) is formed in the position, close to the opening (10), of the front wall of the bearing inner ring (2).

2. The self-aligning roller bearing for the high-speed fan according to claim 1, wherein: the position, close to one end, of the bottom of the second sliding groove (14) is communicated with a first clamping groove (15), the position, close to the other side, of the bottom of the second sliding groove (14) is communicated with a second clamping groove (16), and the first clamping groove (15) and the second clamping groove (16) are both connected with the handle (13) in an embedded mode.

3. The self-aligning roller bearing for the high-speed fan according to claim 1, wherein: the plurality of limiting grooves (4) are distributed in an annular array by taking the circle center of the bearing inner ring (2) as the center.

4. The self-aligning roller bearing for the high-speed fan according to claim 1, wherein: the shape of first spout (8) is that the multistage arc wall is constituteed, the inside gomphosis of one end and first spout (8) that gag lever post (9) are close to activity ring (7) is connected.

5. The self-aligning roller bearing for the high-speed fan according to claim 1, wherein: the fixing rod (12) passes through the inside of the second sliding chute (14).

6. The self-aligning roller bearing for the high-speed fan according to claim 1, wherein: the outer surface of the roller (5) is in contact with the inner surface of the bearing outer ring (3).