CN214534032U

CN214534032U - Special high-speed angular contact bearing of differential mechanism

Info

Publication number: CN214534032U
Application number: CN202120824259.3U
Authority: CN
Inventors: 潘显江; 王学莲; 李元帅; 王道礼; 潘洪旺
Original assignee: Shandong Aohai Bearing Co ltd
Current assignee: Shandong Aohai Bearing Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-10-29
Anticipated expiration: 2031-04-21

Abstract

The utility model relates to an angular contact bearing technical field just discloses a special high-speed angular contact bearing of differential mechanism, including outer lane and inner circle, the inside of outer lane and inner circle is provided with the double row holder, the inside swing joint of double row holder has the ball, the left and right sides of double row holder all is provided with the shield, the inner circle ring channel has been seted up to the side surface of inner circle, the outer lane ring channel has been seted up to the inside wall of outer lane, annular slot has been seted up to one side of outer lane ring channel. This special high-speed angular contact bearing of differential mechanism through mutually supporting between shield, inner circle ring channel, outer lane ring channel, annular slot, movable groove, stopper, first spring, ring and the spacing groove to be convenient for install the shield in the device's inside, and can prevent that the shield from droing from the device, make the stability of shield better, and the installation operation is more convenient, easy operation, the practicality is good.

Description

Special high-speed angular contact bearing of differential mechanism

Technical Field

The utility model relates to an angular contact bearing technical field specifically is a special high-speed angular contact bearing of differential mechanism.

Background

Angular contact bearings can simultaneously withstand both radial and axial loads. The high-speed angular contact bearing can work at a high rotating speed, and therefore can be suitable for a differential mechanism to use, the existing angular contact bearing needs to be provided with two dustproof covers in the bearing in order to prevent external dust and foreign matters from entering the bearing, the existing dustproof covers are troublesome to install and inconvenient to install, and the existing dustproof covers are not easy to detach after installation, and therefore the high-speed angular contact bearing special for the differential mechanism needs to be provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a special high-speed angular contact bearing of differential mechanism possesses and is convenient for assemble the shield, and advantage such as easy and simple to handle has solved the shield comparatively trouble when the installation, is not convenient for install, and the difficult problem of dismantling after the installation.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special high-speed angular contact bearing of differential mechanism, includes outer lane and inner circle, the inside of outer lane and inner circle is provided with the double row holder, the inside swing joint of double row holder has the ball, the left and right sides of double row holder all is provided with the shield, the inner circle ring channel has been seted up to the side surface of inner circle, the outer lane ring channel has been seted up to the inside wall of outer lane, annular slot has been seted up to one side of outer lane ring channel, movable groove has been seted up to annular slot's inside wall, movable groove's inside swing joint has the stopper, the first spring of one side fixedly connected with of stopper, two the equal fixedly connected with ring in one side that the shield is relative, the spacing groove has been seted up to the side surface of ring.

Preferably, a connecting hole is formed in one side of the inner wall of the limiting groove, a connecting rod is movably connected inside the connecting hole, movable holes are formed in the dustproof cover and the circular ring, a movable rod is movably inserted into the movable holes, a stop block is fixedly connected to one end, far away from the movable holes, of the movable rod, and a second spring is fixedly connected to one end, close to the movable rod, of the stop block.

Preferably, the one end of connecting rod is located the inside of spacing groove, the one end and the stopper overlap joint that the connecting rod is close to the stopper, the inside intercommunication of activity hole and connecting hole, the one end that the connecting rod is close to the movable rod sets up to the inclined plane, the one end that the dog was kept away from to the movable rod sets up to the inclined plane, the inclined plane of connecting rod and the mutual adaptation in inclined plane of movable rod.

Preferably, one end of the second spring, which is far away from the stop block, is fixedly connected with the side surface of the dust cover, and the second spring is movably sleeved with the movable rod.

Preferably, the dustproof cover is annular, the inner side wall of the dustproof cover is located inside the inner ring annular groove, the side surface of the dustproof cover is located inside the outer ring annular groove, and the annular is movably inserted into the annular slot.

Preferably, the one end that the stopper was kept away from to first spring and one side fixed connection of activity inslot wall, the stopper is kept away from one side of first spring and is pegged graft with the inside activity of spacing groove, one side that the stopper was kept away from first spring sets up to the inclined plane.

Compared with the prior art, the utility model provides a special high-speed angular contact bearing of differential mechanism possesses following beneficial effect:

1. this special high-speed angular contact bearing of differential mechanism through mutually supporting between shield, inner circle ring channel, outer lane ring channel, annular slot, movable groove, stopper, first spring, ring and the spacing groove to be convenient for install the shield in the device's inside, and can prevent that the shield from droing from the device, make the stability of shield better, and the installation operation is more convenient, easy operation, the practicality is good.

2. This special high-speed angular contact bearing of differential mechanism, through the connecting hole, the connecting rod, the movable hole, the movable rod, mutually support between dog and the second spring, thereby can remove the dog to the movable rod direction, and make the second spring shrink, drive the movable rod simultaneously and remove to the direction of connecting rod, and then can drive the connecting rod and remove to the spacing groove direction in the inside of connecting hole, and drive the stopper and together remove, make the stopper be located the inside in movable groove, thereby can follow the inside removal of annular slot with the ring, be convenient for dismantle the protective cover.

Drawings

FIG. 1 is a side sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the structure B in fig. 1 according to the present invention.

Wherein: 1. an outer ring; 2. an inner ring; 3. a double-row holder; 4. a ball bearing; 5. a dust cover; 6. an inner ring annular groove; 7. an outer ring annular groove; 8. an annular slot; 9. a movable groove; 10. a limiting block; 11. a first spring; 12. a circular ring; 13. a limiting groove; 14. connecting holes; 15. a connecting rod; 16. a movable hole; 17. a movable rod; 18. a stopper; 19. a second spring.

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.

Referring to fig. 1-4, a special high-speed angular contact bearing for a differential mechanism comprises an outer ring 1 and an inner ring 2, a double-row retainer 3 is arranged inside the outer ring 1 and the inner ring 2, a plurality of balls 4 are movably connected inside the double-row retainer 3, the balls 4 are arranged in double rows, dust caps 5 are arranged on the left side and the right side of the double-row retainer 3, the dust caps 5 can prevent external dust and foreign matters from entering the device, and can reduce the outflow of lubricating oil inside the device, inner ring annular grooves 6 are arranged on the side surface of the inner ring 2, the number of the inner ring annular grooves 6 is two, outer ring annular grooves 7 are arranged on the inner side wall of the outer ring 1, the number of the outer ring annular grooves 7 is two, the inner ring annular grooves 6 correspond to the positions of the outer ring annular grooves 7, and an annular slot 8 is arranged on one side of the outer ring annular grooves 7, the inner side wall of each annular slot 8 is provided with a movable groove 9, the inner side wall of each annular slot 8 is provided with six movable grooves 9, the inner part of each movable groove 9 is movably connected with a limiting block 10, one side of each limiting block 10 is fixedly connected with a first spring 11, one side opposite to each dustproof cover 5 is fixedly connected with a circular ring 12, each dustproof cover 5 is arranged in an annular shape, the inner side wall of each dustproof cover 5 is positioned in the inner ring annular groove 6, the dustproof covers 5 can be limited through the inner ring annular groove 6, the side surface of each dustproof cover 5 is positioned in the outer ring annular groove 7, the circular rings 12 are movably inserted into the annular slots 8, the side surface of each circular ring 12 is provided with a limiting groove 13, the side surface of each circular ring 12 is provided with six limiting grooves 13, the limiting grooves 13 correspond to the positions of the movable grooves 9, one end, far away from the limiting blocks 10, of each first spring 11 is fixedly connected with one side of the inner wall of each movable groove 9, under the effect of first spring 11, can be spacing stopper 10, prevent that stopper 10 from taking place to remove at will, stopper 10 keeps away from one side of first spring 11 and the inside activity of spacing groove 13 and pegs graft, when stopper 10 pegs graft with the inside of spacing groove 13, alright with fix shield 5, prevent that shield 5 from dropping from the device's inside, one side that stopper 10 keeps away from first spring 11 sets up to the inclined plane, inclined plane through stopper 10, thereby when making ring 12 and stopper 10's inclined plane contact, can drive stopper 10 and remove to the inside of activity groove 9, thereby make ring 12 can enter into the inside of annular slot 8.

One side of the inner wall of the limiting groove 13 is provided with a connecting hole 14, the inside of the connecting hole 14 is movably connected with a connecting rod 15, the insides of the dust-proof cover 5 and the ring 12 are respectively provided with a movable hole 16, each of the dust-proof cover 5 and the ring 12 is respectively provided with six movable holes 16 which penetrate through the dust-proof cover from left to right, the dust-proof cover 5 is communicated with the movable holes 16 on the ring 12, the inside of each movable hole 16 is movably inserted with a movable rod 17, one end of each movable rod 17 far away from the corresponding movable hole 16 is fixedly connected with a stop block 18, one end of each stop block 18 close to the corresponding movable rod 17 is fixedly connected with a second spring 19, one end of each connecting rod 15 is positioned inside the limiting groove 13, one end of each connecting rod 15 close to the corresponding stop block 10 is overlapped with the corresponding stop block 10, the movable holes 16 are communicated with the inside of the connecting hole 14, one end of each connecting rod 15 close to the corresponding movable rod 17 is arranged as an inclined plane, one end of each movable rod 17 far away from the corresponding stop block 18 is arranged as an inclined plane, the inclined plane of each connecting rod 15 is mutually matched with the inclined plane of each movable rod 17, one end that dog 18 was kept away from to second spring 19 and the side surface fixed connection of shield 5, second spring 19 cup joints with the activity of movable rod 17, when needs are dismantled shield 5, with dog 18 to shield 5's direction removal, and drive movable rod 17 and remove to connecting rod 15 direction in the inside of activity hole 16, and make second spring 19 shrink, because of the inclined plane of movable rod 17 and the mutual adaptation of the inclined plane of connecting rod 15, when making movable rod 17 and connecting rod 15 contact, can drive connecting rod 15 and remove to the direction of spacing groove 13, and drive stopper 10 and remove to the inside of activity groove 9, after the inside of spacing groove 13 was removed from to the one end of first spring 11 far away from when stopper 10, alright dismantle shield 5.

When the dustproof cover 5 is required to be arranged between the outer ring 1 and the inner ring 2 in use, the dustproof cover 5 is pressed into the inner ring annular groove 6 and the outer ring annular groove 7, and the circular ring 12 is positioned inside the annular slot 8, because one side of the limited block 10 far away from the movable slot 9 is arranged as an inclined surface, so that when the circular ring 12 contacts with the inclined surface of the limiting block 10, the limiting block 10 is driven to move towards the inner part of the movable groove 9, and the first spring 11 is contracted, so that the circular ring 12 can move towards the inner part of the circular slot 8, when the position of the limiting groove 13 corresponds to the position of the movable groove 9, under the action of the first spring 11, the first spring 11 is restored and extended, and drives the limit block 10 to move towards the limit groove 13, the limiting block 10 is inserted into the limiting groove 13, so that the dust cover 5 can be prevented from falling off from the device.

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. The utility model provides a special high-speed angular contact bearing of differential mechanism, includes outer lane (1) and inner circle (2), its characterized in that: a double-row retainer (3) is arranged inside the outer ring (1) and the inner ring (2), the interior of the double-row retainer (3) is movably connected with a ball (4), the left side and the right side of the double-row retainer (3) are both provided with a dustproof cover (5), an inner ring annular groove (6) is formed in the side surface of the inner ring (2), an outer ring annular groove (7) is formed in the inner side wall of the outer ring (1), one side of the outer ring annular groove (7) is provided with an annular slot (8), the inner side wall of the annular slot (8) is provided with a movable groove (9), the inside swing joint of activity groove (9) has stopper (10), the first spring (11) of one side fixedly connected with of stopper (10), two equal fixedly connected with ring (12) in one side that shield (5) are relative, spacing groove (13) have been seted up to the side surface of ring (12).

2. The high speed angular contact bearing for a differential according to claim 1, wherein: connecting hole (14) have been seted up to one side of spacing groove (13) inner wall, the inside swing joint of connecting hole (14) has connecting rod (15), activity hole (16) have all been seted up to the inside of shield (5) and ring (12), the inside activity of activity hole (16) is pegged graft and is had movable rod (17), the one end fixedly connected with dog (18) of activity hole (16) are kept away from in movable rod (17), dog (18) are close to one end fixedly connected with second spring (19) of movable rod (17).

3. The high speed angular contact bearing for a differential of claim 2, wherein: the one end of connecting rod (15) is located the inside of spacing groove (13), one end and stopper (10) overlap joint that connecting rod (15) are close to stopper (10), the inside intercommunication of activity hole (16) and connecting hole (14), the one end that connecting rod (15) are close to movable rod (17) sets up to the inclined plane, the one end that dog (18) were kept away from in movable rod (17) sets up to the inclined plane, the inclined plane of connecting rod (15) and the mutual adaptation in inclined plane of movable rod (17).

4. The high speed angular contact bearing for a differential of claim 2, wherein: one end, far away from the stop block (18), of the second spring (19) is fixedly connected with the side surface of the dustproof cover (5), and the second spring (19) is movably sleeved with the movable rod (17).

5. The high speed angular contact bearing for a differential according to claim 1, wherein: the dustproof cover (5) is annular, the inner side wall of the dustproof cover (5) is located inside the inner ring annular groove (6), the side surface of the dustproof cover (5) is located inside the outer ring annular groove (7), and the annular ring (12) is movably inserted into the annular slot (8).

6. The high speed angular contact bearing for a differential according to claim 1, wherein: one end that stopper (10) were kept away from in first spring (11) and one side fixed connection of activity groove (9) inner wall, one side that first spring (11) were kept away from in stopper (10) is pegged graft with the inside activity of spacing groove (13), one side that first spring (11) were kept away from in stopper (10) sets up to the inclined plane.