CN213419673U

CN213419673U - Dustproof effectual deep groove ball bearing

Info

Publication number: CN213419673U
Application number: CN202022403348.9U
Authority: CN
Inventors: 赵连威; 赵金利; 么佳忠; 严义省; 杨祖明
Original assignee: Shandong Yina Bearing Technology Co ltd
Current assignee: Shandong Yina Bearing Technology Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-11
Anticipated expiration: 2030-10-26

Abstract

The utility model relates to the technical field of bearings, and a dustproof effectual deep groove ball bearing is disclosed, including outer lane, inner circle, first holder, second holder and ball, the side surface of ball and the front side swing joint of first holder, the side surface of ball and the rear side swing joint of second holder. This dustproof effectual deep groove ball bearing, through the reservoir, the sealing bolt, the rotation bolt, mutually support between spacing ring and the baffle, can advance lubricating oil injection into the reservoir, when the inside lubricating oil that needs to add of bearing, only need twist and move the rotation bolt, it shifts up to drive the baffle, make originally the reservoir passageway that is truncated by the baffle communicate again, just can throw away the lubricating oil in the reservoir through machine moving centrifugal force, make it fall into inside the bearing, reached and be convenient for to the inside effect of adding lubricating oil of deep groove ball bearing, when having solved when deep groove ball bearing fixed mounting on the machine, the inconvenient problem of lubricating oil interpolation that carries out to its inside.

Description

Dustproof effectual deep groove ball bearing

Technical Field

The utility model relates to a bearing technical field specifically is a dustproof effectual deep groove ball bearing.

Background

The deep groove ball bearing is also called single-row radial ball bearing, and is a rolling bearing which is most widely applied, and is characterized by small friction resistance and high rotating speed, and can be used on machine members bearing radial load or combined load acted simultaneously in radial direction and axial direction, and also can be used on machine members bearing axial load, such as small-power motors, automobile and tractor gearboxes and machine tool gearboxes.

When the running deep groove ball bearing is in a poor oil state, adhesive wear is easy to form, the working surface state is deteriorated, tear objects generated by the adhesive wear easily enter the retainer, abnormal load is generated on the retainer, and the retainer is likely to break finally, so the deep groove ball bearing needs to be added in time when lubricating oil is lacked, however, when the deep groove ball bearing provided with the dustproof cover is fixed in a machine, the lubricating oil can be added into the bearing only by detaching the bearing, the time consumption is long, the detaching steps are complicated, the normal operation of the machine is delayed, and the conventional deep groove ball bearing cannot meet the requirement of a user for conveniently and quickly adding the lubricating oil because the lubricating oil is difficult to be added into the deep groove ball bearing without detaching the deep groove ball bearing when the deep groove ball bearing is fixedly arranged on the machine.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a deep groove ball bearing that dustproof effectual possesses the advantage of being convenient for to the inside lubricating oil that adds with machine fixed mounting's deep groove ball bearing, has solved when deep groove ball bearing fixed mounting is on the machine, is not convenient for to the problem of its inside lubricating oil that adds.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a deep groove ball bearing with good dustproof effect comprises an outer ring, an inner ring, a first retainer, a second retainer and balls, wherein the side surfaces of the balls are movably connected with the front side of the first retainer, the side surfaces of the balls are movably connected with the rear side of the second retainer, the first retainer is connected with the second retainer through connecting screws, the side surfaces of the balls are movably connected with the side surfaces of the inner ring, the side surfaces of the balls are movably connected with the inner part of the outer ring, a liquid storage tank is arranged inside the inner ring, a sealing bolt is connected with the inner part of the liquid storage tank through threads, a rotating bolt is connected with the inner part of the inner ring through threads, a limiting rod is fixedly connected with the bottom end of the rotating bolt, the limiting rod is connected with a baffle through a limiting ring, a limiting groove is arranged inside the inner ring, and the inside of the limiting groove is communicated, the baffle is located the inside in spacing groove.

Preferably, screw holes are formed in the first retainer and the second retainer, and the side surface of the connecting screw is in threaded connection with the inner portions of the screw holes.

Preferably, the inside fixedly connected with fixed axle of spacing groove, the side surface activity of fixed axle has cup jointed the pulley, the side surface and the baffle swing joint of pulley.

Preferably, the inside of baffle has seted up spacing hole, the inside of baffle has seted up the rotation groove, the inside in rotation groove and the inside intercommunication in spacing hole, the side surface of gag lever post and the inside swing joint in spacing hole.

Preferably, the side surface of the limiting rod is fixedly inserted into the limiting ring, and the side surface of the limiting ring is movably connected with the inside of the rotating groove.

Preferably, the side surface of the inner ring and the inside of the outer ring are both provided with a ball groove, the side surface of the ball is movably connected with the inside of the ball groove, and the inside of the outer ring is movably connected with a dust cover.

Compared with the prior art, the utility model provides a deep groove ball bearing that dustproof effectual possesses following beneficial effect:

1. this dustproof effectual deep groove ball bearing, through the inner circle, the reservoir, the sealing bolt, the rotation bolt, the spacing groove, the gag lever post, mutually support between spacing ring and the baffle, can be before bearing fixed mounting is on the machine, just, in advancing the reservoir with lubricating oil injection, when the inside lubricating oil that needs to add of bearing, only need twist and move the rotation bolt, it shifts up to drive the baffle, make originally reservoir passageway that is cuted by the baffle communicate again, just can be when the machine operates, through the effect of centrifugal force, the export of lubricating oil from the inner circle side surface in making the reservoir is thrown away, fall into inside the bearing, reached and be convenient for to the inside effect of adding lubricating oil of deep groove ball bearing, when having solved when deep groove ball bearing fixed mounting on the machine, inconvenient problem of lubricating oil interpolation to its inside.

2. This dustproof effectual deep groove ball bearing, through the inner circle, the reservoir, the sealing bolt, the rotation bolt, the gag lever post, the spacing ring, mutually support between baffle and the shield, can move the rotation bolt through twisting, make the baffle shift up, then to retrieving unobstructed reservoir in inject the cleaning oil, so that wash the inside rust-resistant oil of bearing, and need not to dismantle the shield of bearing, reached the effect of being convenient for clear away the inside rust-resistant oil of bearing, the problem that the inside rust-resistant oil of current dustproof effectual deep groove ball bearing is difficult to clear away has been solved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the inner ring structure of the present invention;

FIG. 5 is an enlarged view of the point B in FIG. 4 according to the present invention;

fig. 6 is a schematic view of the installation state structure of the dust cover of the present invention.

Wherein: 1. an outer ring; 2. an inner ring; 3. a first holder; 4. a second holder; 5. a ball bearing; 6. a connecting screw; 7. a liquid storage tank; 8. closing the bolt; 9. rotating the bolt; 10. a limiting groove; 11. a limiting rod; 12. a baffle plate; 13. a fixed shaft; 14. a pulley; 15. a limiting ring; 16. a limiting hole; 17. a ball groove; 18. and a dust cover.

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. 1-6, a deep groove ball bearing with good dustproof effect comprises an outer ring 1, an inner ring 2, a first retainer 3, a second retainer 4 and balls 5, wherein the side surface of the inner ring 2 and the inner part of the outer ring 1 are both provided with ball grooves 17, the side surface of the balls 5 is movably connected with the inner part of the ball grooves 17, the inner part of the outer ring 1 is movably connected with two dustproof covers 18, the number of the dustproof covers 18 is two, the dustproof covers 18 are respectively positioned at the front side and the rear side of the inner ring, the inner side surface of the inner ring 2 is movably clamped with the inner parts of the through grooves, the side surface of the dustproof cover 18 is movably clamped with the inner wall of the outer ring 1, the side surface of the balls 5 is movably connected with the front side of the first retainer 3, the side surface of the balls 5 is movably connected with the rear side of the second retainer 4, the first retainer 3 is connected with the second retainer 4 through connecting screws 6, the first retainer 3 and the second retainer 4 play a role, the first retainer 3 is located on the rear side of the second retainer 4, screw holes are formed in the first retainer 3 and the second retainer 4, the side surface of the connecting screw 6 is connected with the inner threads of the screw holes, the side surface of the ball 5 is movably connected with the side surface of the inner ring 2, the side surface of the ball 5 is movably connected with the inner portion of the outer ring 1, a liquid storage tank 7 is formed in the inner portion of the inner ring 2, openings at two ends of the liquid storage tank 7 are located on the front side of the inner ring 2 and the side surface of the inner ring 2 respectively, and an outlet located on the side surface of the inner ring 2 is located between.

The inner thread of the liquid storage tank 7 is connected with a closed bolt 8, the closed bolt 8 can prevent lubricating oil in the liquid storage tank 7 from seeping out, the inner thread of the inner ring 2 is connected with a rotating bolt 9, the bottom end of the rotating bolt 9 is fixedly connected with a limiting rod 11, the limiting rod 11 is connected with a baffle plate 12 through a limiting ring 15, the baffle plate 12 is internally provided with a limiting hole 16, the baffle plate 12 is internally provided with a rotating groove, the inside of the rotating groove is communicated with the inside of the limiting hole 16, the side surface of the limiting rod 11 is movably connected with the inside of the limiting hole 16, the side surface of the limiting rod 11 is fixedly inserted and connected with the inside of the limiting ring 15, the side surface of the limiting ring 15 is movably connected with the inside of the rotating groove, the limiting groove 10, the baffle plate 12, the rotating groove and the limiting ring 15 play a role in limiting the baffle plate 12, inside and reservoir 7 of spacing groove 10 communicate, baffle 12 is located the inside of spacing groove 10, baffle 12 can play the effect of blocking reservoir 7, prevent that the lubricating oil in the reservoir 7 from flowing from the export that is located the inner circle side surface, through inner circle 2, reservoir 7, sealing bolt 8, rotation bolt 9, gag lever post 11, spacing ring 15, mutually support between baffle 12 and the shield 18, can move rotation bolt 9 through twisting, make baffle 12 move up, then pour into the cleaning oil into in recovering unobstructed reservoir 7, so that wash the inside rust-resistant oil of bearing, and need not to dismantle the shield of bearing, reached the effect of being convenient for clear away the inside rust-resistant oil of bearing, the problem that the inside rust-resistant oil of current dustproof effectual deep groove ball bearing is difficult to clear away is solved.

The inside of the limiting groove 10 is fixedly connected with a fixed shaft 13, the side surface of the fixed shaft 13 is movably sleeved with a pulley 14, the side surface of the pulley 14 is movably connected with a baffle plate 12, the pulley 14 plays a role of reducing the friction force between the baffle plate 12 and the limiting groove 10 when moving, lubricating oil can be injected into the liquid storage groove 7 through the mutual matching between the inner ring 2, the liquid storage groove 7, the sealing bolt 8, the rotating bolt 9, the limiting groove 10, the limiting rod 11, the limiting ring 15 and the baffle plate 12 before the bearing is fixedly installed on a machine, when the lubricating oil needs to be added into the bearing, the rotating bolt 9 is only required to be screwed to drive the baffle plate 12 to move upwards, so that the channel of the liquid storage groove 7 which is originally cut off by the baffle plate 12 is communicated again, so that the lubricating oil in the liquid storage groove 7 can be thrown out from the outlet on the side surface, reach the effect of being convenient for to inside adding lubricating oil, solved when deep groove ball bearing fixed mounting on the machine, inconvenient inside problem of carrying out the lubricating oil and adding.

When the deep groove ball bearing is used, when the deep groove ball bearing is not fixedly arranged on a machine, a screw driver is used for screwing the sealing bolt 8, the sealing bolt 8 is separated from the inner ring 2, then a needle tube is used for extracting lubricating oil, the lubricating oil is injected into the liquid storage tank 7 through a bolt opening, at the moment, the bottom of the baffle plate 12 is abutted against the inner bottom wall of the limiting groove 10, the liquid storage tank 7 is cut off, after the lubricating oil is injected, the sealing bolt 8 is screwed into the bolt opening again, so that the liquid storage tank 7 is sealed, then the deep groove ball bearing is fixedly arranged on the machine, when the machine runs for a period of time, the lubricating oil needs to be added in the bearing, only the rotating bolt 9 needs to be screwed anticlockwise to drive the baffle plate 12 to move upwards, so that the channel of the liquid storage tank 7 is recovered to be smooth, finally, a switch of the machine is opened, the bearing starts, to complete the addition of the lubricating oil.

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 dustproof effect is good, includes outer lane (1), inner circle (2), first holder (3), second holder (4) and ball (5), its characterized in that: the side surface of the ball (5) is movably connected with the front side of the first retainer (3), the side surface of the ball (5) is movably connected with the rear side of the second retainer (4), the first retainer (3) is connected with the second retainer (4) through a connecting screw (6), the side surface of the ball (5) is movably connected with the side surface of the inner ring (2), the side surface of the ball (5) is movably connected with the inner part of the outer ring (1), a liquid storage tank (7) is arranged in the inner part of the inner ring (2), a closed bolt (8) is in threaded connection with the inner part of the liquid storage tank (7), a rotating bolt (9) is in threaded connection with the inner part of the inner ring (2), a limiting rod (11) is fixedly connected with the bottom end of the rotating bolt (9), the limiting rod (11) is connected with a baffle (12) through a limiting ring (15), a limiting groove (10) is arranged in the inner part of the inner ring, the interior of the limiting groove (10) is communicated with the interior of the liquid storage groove (7), and the baffle (12) is located in the limiting groove (10).

2. The deep groove ball bearing with good dustproof effect of claim 1, is characterized in that: screw holes are formed in the first retainer (3) and the second retainer (4), and the side surface of the connecting screw (6) is in threaded connection with the inner portions of the screw holes.

3. The deep groove ball bearing with good dustproof effect of claim 1, is characterized in that: the inner part of the limiting groove (10) is fixedly connected with a fixed shaft (13), a pulley (14) is movably sleeved on the side surface of the fixed shaft (13), and the side surface of the pulley (14) is movably connected with the baffle (12).

4. The deep groove ball bearing with good dustproof effect of claim 1, is characterized in that: spacing hole (16) have been seted up to the inside of baffle (12), the rotation groove has been seted up to the inside of baffle (12), the inside in rotation groove and the inside intercommunication in spacing hole (16), the inside swing joint of side surface and spacing hole (16) of gag lever post (11).

5. The deep groove ball bearing with good dustproof effect of claim 4, is characterized in that: the side surface of the limiting rod (11) is fixedly inserted into the limiting ring (15), and the side surface of the limiting ring (15) is movably connected with the inside of the rotating groove.

6. The deep groove ball bearing with good dustproof effect of claim 1, is characterized in that: the side surface of the inner ring (2) and the inside of the outer ring (1) are both provided with ball grooves (17), the side surface of the balls (5) is movably connected with the inside of the ball grooves (17), and the inside of the outer ring (1) is movably connected with a dust cover (18).