CN214742809U

CN214742809U - Deep groove ball bearing capable of preventing dust from entering

Info

Publication number: CN214742809U
Application number: CN202121087159.3U
Authority: CN
Inventors: 杜苏静; 范金学; 丁庆龙
Original assignee: Hebei Hailan Bearing Manufacture Co ltd
Current assignee: Hebei Hailan Bearing Manufacture Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-11-16
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to the technical field of deep groove ball bearings, in particular to a deep groove ball bearing for preventing dust from entering, which comprises a bearing outer shell, a bearing inner shell and balls, the inner side of the bearing shell is rotationally connected with a ball, the middle of the outer side of the ball is rotationally connected with a retainer, the outer side of the retainer is fixedly connected with a scraper, the retainers are fixedly connected together through rivets, one end of the ball, which is close to the central point of the bearing outer shell, is rotationally connected with the bearing inner shell, in the utility model, through the arranged sealing block, the rubber ring, the moving rod and the bearing inner shell, the lubricating oil can be injected into a position between the outer bearing shell and the inner bearing shell before the bearing is used, the arrangement can effectively prevent the lubricating oil on the inner side of the bearing from deteriorating when the bearing is placed for a long time in the using process, meanwhile, the stability of connection between the bearing and the device can be effectively improved through the arranged sealing block.

Description

Deep groove ball bearing capable of preventing dust from entering

Technical Field

The utility model relates to a deep groove ball bearing technical field specifically is a prevent deep groove ball bearing of dust entering.

Background

The original single-row radial ball bearing of the deep groove ball bearing is the most widely applied rolling bearing, and is characterized by small friction resistance and high rotating speed, can be used on parts bearing radial load or combined load acted simultaneously in the radial direction and the axial direction, and can also be used on parts bearing axial load, such as small-power motors, automobile and tractor gearboxes, machine tool gearboxes, common machines, tools and the like, and the application of the deep groove ball bearing for preventing dust from entering is increasingly wide, so the demand of the deep groove ball bearing for preventing dust from entering is increasing.

Most of the deep groove ball bearings preventing dust from entering in the market inject lubricating oil into a position between a bearing outer shell and a bearing inner shell in the manufacturing process, and the condition that the performance of the lubricating oil is reduced and even the lubricating oil is deteriorated if the bearings are stored in an overheated environment for too long after production can cause the service life of the bearings to be shortened, so that the deep groove ball bearings preventing dust from entering are provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a prevent deep groove ball bearing of dust entering to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a prevent deep groove ball bearing that dust got into, includes bearing housing, bearing inner shell and ball, the inboard rotation of bearing housing is connected with the ball, the ball outside intermediate rotation is connected with keeps the ware, keep ware outside fixedly connected with scraper blade, keep keeping between the ware through rivet fixed connection together, the ball is close to the one end rotation of bearing housing central point and is connected with the bearing inner shell, first recess has all been seted up at both ends about the bearing housing inboard, the second recess has all been seted up to both ends inboard about the bearing inner shell, the inboard sliding connection of bearing inner shell right-hand member has the carriage release lever, terminal surface fixedly connected with seals up block under the carriage release lever, sealed up end fixedly connected with rubber circle, the inboard fixedly connected with dust-proof cover of second recess.

Preferably, the number of the dustproof cover plates is two, the dustproof cover plates are arranged in an annular shape, the inner sides of the dustproof cover plates and the bearing inner shell are fixedly connected together through second grooves, and the outer sides of the dustproof cover plates are arranged at the inner sides of first grooves formed in the inner side of the bearing inner shell.

Preferably, the number of the retainers is two, and the retainers are integrally provided at positions inside the bearing outer shell and the bearing inner shell.

Preferably, the middle position of the inner side of the bearing outer shell is provided with a sliding groove, the upper end of the ball is arranged on the inner side of the sliding groove, the middle position of the outer side of the bearing inner shell is provided with a sliding groove, and the lower end of the ball is arranged on the inner side of the sliding groove.

Preferably, the center points of the bearing outer shell, the bearing inner shell and the ball are arranged on the same vertical plane.

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

1. in the utility model, through the arranged sealing block, the rubber ring, the moving rod and the bearing inner shell, lubricating oil can be injected into the position between the bearing outer shell and the bearing inner shell before the bearing is used, so that the situation that the lubricating oil on the inner side of the bearing is deteriorated when the bearing is placed for a long time can be effectively prevented in the using process, and meanwhile, the connection stability between the bearing and the device can be effectively improved through the arranged sealing block;

2. the utility model discloses in, through the first recess, the second recess and the dustproof apron that set up, can play the stability and the smoothness nature of effectual bearing operation in-process when dustproof effect at the in-process that uses, be worth carrying out extensive using widely.

Drawings

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

FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the structure of the retainer of the present invention.

In the figure: 1-bearing outer shell, 2-bearing inner shell, 3-first groove, 4-ball, 5-retainer, 6-dustproof cover plate, 7-rivet, 8-second groove, 9-scraper, 10-moving rod, 11-rubber ring, 12-sealing block.

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. 1-3, the present invention provides a technical solution:

the utility model provides a prevent deep groove ball bearing that dust got into, including bearing housing 1, bearing inner shell 2 and

ball

4, 1 inboard rotation of bearing housing is connected with

ball

4, 4 outside intermediate rotation of ball is connected with keeps ware 5, keep 5 outside fixedly connected with scraper blade 9, keep keeping between the ware 5 through rivet 7 fixed connection together, ball 4 rotates near the one end of 1 central point of bearing housing and is connected with bearing inner shell 2, first recess 3 has all been seted up at both ends about 1 inboard of bearing housing, second recess 8 has all been seted up to both ends inboard about bearing inner shell 2, the inboard sliding connection of 2 right-hand members of bearing inner shell has carriage release lever 10, terminal surface fixedly connected with seal block 12 under carriage release lever 10, seal block 12 up end fixedly connected with rubber circle 11, the inboard fixedly connected with dust-proof cover 6 of second recess 8.

The number of the dustproof cover plates 6 is two, the dustproof cover plates 6 are arranged annularly, the inner sides of the dustproof cover plates 6 and the bearing inner shell 2 are fixedly connected together through second grooves 8, the outer sides of the dustproof cover plates 6 are arranged at the positions of the inner sides of first grooves 3 formed in the inner sides of the bearing inner shell 2, and dust can be effectively prevented from entering the positions between the bearing outer shell 1 and the bearing inner shell 2; the number of the retainers 5 is two, and the retainers 5 are integrally arranged at the inner sides of the bearing outer shell 1 and the bearing inner shell 2, so that the balls 4 can be stably limited; the middle position of the inner side of the bearing outer shell 1 is provided with a sliding groove, the upper end of the ball 4 is arranged on the inner side of the sliding groove, the middle position of the outer side of the bearing inner shell 2 is provided with a sliding groove, and the lower end of the ball 4 is arranged on the inner side of the sliding groove, so that the situation that the ball 4 and the bearing outer shell 1 and the bearing inner shell 2 displace can be effectively prevented; the central points of the bearing outer shell 1, the bearing inner shell 2 and the ball 4 are arranged on the same vertical plane, so that the connection stability between the devices is effectively improved.

The working process is as follows: when a deep groove ball bearing for preventing dust from entering is required to be installed and used, firstly, a worker needs to take the sealing block 12 together with the moving rod 10 out of the position on the inner side of the bearing inner shell 2, then the worker needs to inject a lubricant for lubricating the deep groove ball bearing into the position between the bearing inner shell 2 and the bearing outer shell 1 through holes formed in the bearing inner shell 2, the worker needs to continuously rotate the bearing outer shell 1 in the injection process, so that the lubricant can be scraped to the position around the retainer 5 through the scraper 9 fixedly connected with the outer side of the retainer 5, the uniformity of coating the lubricant can be effectively improved in the use process of the arrangement, the arrangement has good practical value, finally, the worker needs to place the sealing block 12 together with the moving rod 10 at the position on the inner side of the bearing inner shell 2, and then insert the connecting shaft into the position on the inner side of the bearing inner shell 2, the connecting shaft can stably press and hold the sealing block 12 and effectively improve the stability of connection between the connecting shaft and the whole bearing.

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 deep groove ball bearing that prevents dust entering, includes bearing shell (1), bearing inner shell (2) and ball (4), its characterized in that: the inner side of the bearing shell (1) is rotationally connected with a ball (4), the middle of the outer side of the ball (4) is rotationally connected with a retainer (5), the outer side of the retainer (5) is fixedly connected with a scraper (9), the retainer (5) is fixedly connected together through a rivet (7), one end of the ball (4) close to the central point of the bearing outer shell (1) is rotationally connected with the bearing inner shell (2), the left end and the right end of the inner side of the bearing shell (1) are both provided with a first groove (3), the inner sides of the left end and the right end of the bearing inner shell (2) are both provided with a second groove (8), the inner side of the right end of the bearing inner shell (2) is connected with a movable rod (10) in a sliding way, the lower end surface of the moving rod (10) is fixedly connected with a sealing block (12), the upper end surface of the sealing block (12) is fixedly connected with a rubber ring (11), and a dustproof cover plate (6) is fixedly connected to the inner side of the second groove (8).

2. The deep groove ball bearing preventing dust from entering as claimed in claim 1, wherein: the number of the dustproof cover plates (6) is two, the dustproof cover plates (6) are arranged in an annular mode, the inner sides of the dustproof cover plates (6) are fixedly connected with the inner bearing shell (2) through second grooves (8), and the outer sides of the dustproof cover plates (6) are arranged at the inner side positions of first grooves (3) formed in the inner side of the inner bearing shell (2).

3. The deep groove ball bearing preventing dust from entering as claimed in claim 1, wherein: the number of the retainers (5) is two, and the retainers (5) are integrally arranged at the inner sides of the bearing outer shell (1) and the bearing inner shell (2).

4. The deep groove ball bearing preventing dust from entering as claimed in claim 1, wherein: the bearing is characterized in that a sliding groove is formed in the middle position of the inner side of the bearing outer shell (1), the upper end of the ball (4) is arranged on the inner side of the sliding groove, the sliding groove is formed in the middle position of the outer side of the bearing inner shell (2), and the lower end of the ball (4) is arranged on the inner side of the sliding groove.

5. The deep groove ball bearing preventing dust from entering as claimed in claim 1, wherein: the center points of the bearing outer shell (1), the bearing inner shell (2) and the balls (4) are arranged on the same vertical plane.