CN213511711U

CN213511711U - Bearing convenient to maintain

Info

Publication number: CN213511711U
Application number: CN202021335882.4U
Authority: CN
Inventors: 张祥军; 万建钢
Original assignee: Zhejiang Jintai Industrial Development Co ltd
Current assignee: Zhejiang Jintai Industrial Development Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-06-22
Anticipated expiration: 2030-07-09

Abstract

The utility model relates to the technical field of bearings, specifically disclose a bearing convenient to maintenance, including outer loop, the inner ring, ball and closing cap, it has the ball to fill between inner ring and the outer loop, the outer wall fixedly connected with draw-in groove of inner ring, ball roll connection is between the inner wall of draw-in groove and outer loop, the top and the bottom of outer loop all fixedly connected with closing cap, the closing cap is the ring shape structure, the diameter of closing cap is the same with the diameter of outer loop, the internal diameter of closing cap is the same with the internal diameter of inner ring, two closing caps use the center of outer loop as the initial point and be the mirror image setting, the closing cap is kept away from outer loop center one side and is close to the central position department of left and right sides and all seted up the camera obscura, the inside and one side of keeping away; the utility model discloses can avoid bearing and desktop contact for the staff does not need to hold the bearing always and washs or fat liquoring work, has reduced the maintenance degree of difficulty.

Description

Bearing convenient to maintain

Technical Field

The utility model relates to a bearing technical field, concretely relates to bearing convenient to maintenance.

Background

Traditional bearing often can be filled with a rubber seal to the space department between outer loop and the inner ring to avoid the ball directly to expose in the external world, but sealed effect is not good, and in the in-service use process of bearing, the rubber circle can receive the extrusion and warp, leads to outside dust or other debris to get into inside the bearing, when dust or debris are accumulative total to a certain extent, can influence the rotation of bearing, needs the staff to maintain or maintain the bearing this moment.

Traditional maintenance mode is to wash earlier bearing inside, then oils, and at the in-process that washs and oils, the staff will pay attention to constantly, can not let bearing and desktop contact, and the pollutant such as dust on the desktop still can glue the bearing again on, therefore the staff need hold the bearing constantly, can only carry out maintenance or maintenance operation with the one hand, and the operation process is wasted time and energy, unusual inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a bearing convenient to maintenance possesses advantages such as the maintenance of being convenient for, has solved the problem that traditional bearing maintenance process wasted time and energy.

The bearing convenient to maintain comprises an outer ring, an inner ring, balls and a sealing cover, wherein the balls are filled between the inner ring and the outer ring, the outer wall of the inner ring is fixedly connected with a clamping groove, the balls are connected between the clamping groove and the inner wall of the outer ring in a rolling manner, the top and the bottom of the outer ring are both fixedly connected with the sealing cover, the sealing cover is of a circular ring structure, the diameter of the sealing cover is the same as that of the outer ring, the inner diameter of the sealing cover is the same as that of the inner ring, the two sealing covers are arranged in a mirror image manner by taking the center of the outer ring as an original point, the sealing cover is provided with a hidden groove at the central position which is far away from one side of the center of the outer ring and is close to the left and the right sides, one side inside the hidden groove and far away from the center of the sealing cover is rotatably connected with, and a second threaded hole is formed in the bottom of the sealing cover and corresponds to the first threaded hole, and screws are connected with the internal threads of the first threaded hole and the second threaded hole.

The utility model discloses a bearing convenient to maintenance, wherein first screw hole is total four, four first screw hole uses the center of outer loop to be annular equidistance distribution as the initial point.

The utility model discloses a bearing convenient to maintenance, wherein when the damping pivot is in initial condition, the bottom of supporting legs and the bottom of camera obscura are in same horizontal plane, the length of supporting legs is less than the length of camera obscura, and this structure sets up for the supporting legs can be accomodate in the camera obscura when not using, does not influence the normal use of bearing.

The utility model discloses a bearing convenient to maintenance, wherein a plurality of constant head tank has been seted up to the top and the bottom of outer loop, the closing cap surface just fixes a position protrudingly with the corresponding position fixedly connected with of constant head tank, the protruding type column structure with the constant head tank of location agrees with mutually, the protruding activity of location is pegged graft in the inside of constant head tank, and this structure setting is convenient for first screw hole and the alignment of second screw hole.

The utility model discloses a bearing convenient to maintenance, wherein the constant head tank has four, four the constant head tank uses the center of outer loop to be annular equidistance distribution as the initial point, the constant head tank is oval structure.

The utility model discloses a bearing convenient to maintenance, wherein the position department fixedly connected with sealing ring at closing cap top and near central authorities' edge, the clearance department of sealing ring activity grafting between outer loop and inner ring, this structure setting for what the sealing ring can be stable protects the ball, can not drop easily.

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

the utility model discloses a two camera obscuras that set up on the closing cap, damping pivot that cooperation camera obscura set up and damping pivot fixed supporting legs on, make the staff when needing to maintain the bearing, can take out the supporting legs from the camera obscura, make the supporting legs support on the desktop, thereby avoid bearing and desktop contact, make the staff not need to hold the bearing and wash or fat liquoring work all the time, reduce the maintenance degree of difficulty, improve maintenance efficiency, through the first screw hole that sets up on the outer loop, cooperate the second screw hole that sets up on the apron, be convenient for the staff to the dismantlement and the installation of closing cap, through the constant head tank that sets up on the outer loop, cooperate the location that sets up on the closing cap to bulge, be convenient for the alignment of first screw hole and second screw hole, through the sealing ring that sets up on the closing cap, cooperate the setting of sealing ring joint between outer loop and inner ring, the sealing ring can stably protect the ball and cannot easily fall off.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a front sectional structural view of the cover of the present invention;

FIG. 3 is a schematic view of the structure of the outer ring, the inner ring and the balls of the present invention viewed from above after they are connected together;

FIG. 4 is a schematic view of the bottom structure of the sealing cover of the present invention;

FIG. 5 is a schematic top view of the cover of the present invention;

fig. 6 is a front sectional view of the cover after the supporting legs are unfolded.

In the figure: 1. an outer ring; 101. a first threaded hole; 102. positioning a groove; 2. an inner ring; 201. a card slot; 3. a ball bearing; 4. sealing the cover; 5. a hidden groove; 6. a damping rotating shaft; 7. supporting legs; 8. a second threaded hole; 801. a screw; 9. a seal ring; 10. and a positioning projection.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-6, the bearing convenient for maintenance of the present invention includes an outer ring 1, an inner ring 2, balls 3 and a sealing cover 4, the balls 3 are filled between the inner ring 2 and the outer ring 1, a clamping groove 201 is fixedly connected to an outer wall of the inner ring 2, the balls 3 are rolling connected between the clamping groove 201 and an inner wall of the outer ring 1, the sealing cover 4 is fixedly connected to a top and a bottom of the outer ring 1, the sealing cover 4 is a circular ring structure, a diameter of the sealing cover 4 is the same as a diameter of the outer ring 1, an inner diameter of the sealing cover 4 is the same as an inner diameter of the inner ring 2, two sealing covers 4 are arranged in a mirror image manner with a center of the outer ring 1 as an origin, a blind groove 5 is formed at a central position of the sealing cover 4 which is far from the center of the outer ring 1 and is close to left and right sides, a damping rotating shaft 6 is rotatably connected to a side of the inside of the, a second threaded hole 8 is formed at the bottom of the sealing cover 4 and at a position corresponding to the first threaded hole 101, and screws 801 are connected to the inner threads of the first threaded hole 101 and the second threaded hole 8.

The number of the first threaded holes 101 is four, and the four first threaded holes 101 are annularly and equidistantly distributed with the center of the outer ring 1 as an origin.

When damping pivot 6 is in initial condition, the bottom of supporting legs 7 is in same horizontal plane with the bottom of camera obscura 5, and the length of supporting legs 7 is less than the length of camera obscura 5, and this structural setting for supporting legs 7 can be accomodate in camera obscura 5 when not using, does not influence the normal use of bearing.

A plurality of locating grooves 102 are formed in the top and the bottom of the outer ring 1, locating protrusions 10 are fixedly connected to the surfaces of the sealing covers 4 and correspond to the locating grooves 102, the locating protrusions 10 are matched with the shape structures of the locating grooves 102, the locating protrusions 10 are movably inserted into the locating grooves 102, and the structure is convenient for aligning the first threaded holes 101 and the second threaded holes 8.

The number of the positioning grooves 102 is four, the four positioning grooves 102 are distributed equidistantly in a ring shape with the center of the outer ring 1 as an origin, and the positioning grooves 102 are in an elliptical structure.

The top of the sealing cover 4 is fixedly connected with a sealing ring 9 at a position close to the central edge, the sealing ring 9 is movably inserted in a gap between the outer ring 1 and the inner ring 2, and the structure is arranged, so that the sealing ring 9 can stably protect the balls 3 and cannot easily fall off.

The working principle is as follows: when the staff need maintain the bearing, at first buckle out supporting legs 7 on bottom closing cap 4 from dark groove 5, two supporting legs 7 expand, then place supporting legs 7 on the desktop, later the staff unscrews screw 801 on top closing cap 4, tear the closing cap 4 at top down, then buckle out supporting legs 7 in the closing cap 4 that will pull down, and put on the desktop for use, later the staff clears up the top of bearing and maintains, after the maintenance, directly buckle the one side that has cleared up on the closing cap 4 that tears down, make the protruding 10 card of location go into in the constant head tank 102 can, later the staff reuse same mode to oil the bearing another side, screw 801 again into closing cap 4 after oiling, it can to press back supporting legs 7 in dark groove 5 again at last.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a bearing convenient to maintenance, includes outer ring (1), inner ring (2), ball (3) and closing cap (4), its characterized in that: the damping ring is characterized in that balls (3) are filled between the inner ring (2) and the outer ring (1), a clamping groove (201) is fixedly connected to the outer wall of the inner ring (2), the balls (3) are connected between the clamping groove (201) and the inner wall of the outer ring (1) in a rolling manner, sealing covers (4) are fixedly connected to the top and the bottom of the outer ring (1), the sealing covers (4) are of a ring-shaped structure, the diameter of each sealing cover (4) is the same as that of the outer ring (1), the inner diameter of each sealing cover (4) is the same as that of the inner ring (2), the two sealing covers (4) are arranged in a mirror image manner by taking the center of the outer ring (1) as an original point, blind grooves (5) are formed in positions, close to the centers of the left side and the right side, of each sealing cover (4), and a damping rotating shaft (6) is rotatably connected to one side, far away from the center of each, fixedly connected with supporting legs (7) on damping pivot (6), first screw hole of a plurality of (101) have all been seted up to the top and the bottom of outer ring (1), second screw hole (8) have been seted up to closing cap (4) bottom and the position department corresponding with first screw hole (101), the inside threaded connection of first screw hole (101) and second screw hole (8) has screw (801).

2. A service-friendly bearing as claimed in claim 1, wherein: the number of the first threaded holes (101) is four, and the four first threaded holes (101) are distributed in an annular shape at equal intervals by taking the center of the outer ring (1) as an origin.

3. A service-friendly bearing as claimed in claim 1, wherein: when the damping rotating shaft (6) is in an initial state, the bottom of the supporting leg (7) and the bottom of the camera obscura (5) are in the same horizontal plane, and the length of the supporting leg (7) is smaller than that of the camera obscura (5).

4. A service-friendly bearing as claimed in claim 1, wherein: the top and the bottom of the outer ring (1) are provided with a plurality of positioning grooves (102), the surface of the sealing cover (4) is fixedly connected with positioning protrusions (10) corresponding to the positioning grooves (102), the positioning protrusions (10) are matched with the shape structures of the positioning grooves (102), and the positioning protrusions (10) are movably inserted into the positioning grooves (102).

5. A service-friendly bearing as claimed in claim 4, wherein: the number of the positioning grooves (102) is four, the four positioning grooves (102) are distributed in an annular shape at equal intervals by taking the center of the outer ring (1) as an original point, and the positioning grooves (102) are of an oval structure.

6. A service-friendly bearing as claimed in claim 1, wherein: the sealing ring (9) is fixedly connected to the position, close to the central edge, of the top of the sealing cover (4), and the sealing ring (9) is movably inserted into a gap between the outer ring (1) and the inner ring (2).