CN216867290U - Maintenance-free outer spherical surface bearing - Google Patents

Abstract

The utility model discloses a maintenance-free outer spherical surface bearing which comprises a bearing outer ring, a bearing inner ring and a plurality of rollers rotatably connected between the bearing outer ring and the bearing inner ring, wherein a retainer is sleeved outside the rollers, inner rubber rings are fixedly connected to two sides of the inner surface of the bearing outer ring, outer rubber rings are fixedly connected to the outer surface of the bearing inner ring and positioned on the outer sides of the two inner rubber rings, ladder-shaped rings which are clamped with each other are arranged on opposite sides of the inner rubber rings and the outer rubber rings, a magnetic ring is fixedly connected to the inner part of each ladder-shaped ring, and the magnetic rings in the inner rubber rings and the outer rubber rings can attract each other. This non-maintaining insert bearing through setting up inside and outside rubber ring, through the block of many rings of trapezoidal ring between the two, has better retaining and dustproof effect, and the absorption of the inside magnetic ring of deuterogamying makes it keep inseparable, has further improved sealed effect, and can be along with the running vibration of bearing, continuously maintains sealed effect.

Description

Maintenance-free outer spherical surface bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a maintenance-free spherical outside surface bearing.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. The outer spherical ball bearing is a kind of deep groove ball bearing and features that its outer ring has spherical outer surface and may be fitted into the corresponding concave spherical surface of bearing seat to regulate the center. The spherical outer bearing is mainly used for bearing radial and axial combined loads mainly comprising radial loads, and is generally not suitable for bearing axial loads independently.

Because there is precision structure such as roller inside the bearing, if get into the easy increase resistance behind the impurity, lead to rotating unsmoothly, though some bearing both sides are provided with the rubber ring and simply cover now, but because the bearing inner and outer lane has relative rotation, the rubber ring can not cover completely, to the equipment of outdoor use, especially agricultural machinery, still get into sewage very easily, influence the bearing result of use, if inside pile up impurity then need tear open the clearance and maintain, comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a maintenance-free spherical outside surface bearing, which solves the problem that the rubber ring can not be completely covered because the inner ring and the outer ring of the bearing rotate relatively, and the equipment used outdoors, especially agricultural machinery, can easily enter sewage.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a non-maintaining insert bearing, includes bearing inner race and rotates a plurality of roller of being connected between the two, and the outside cover of a plurality of roller is equipped with the holder, the equal fixedly connected with rubberizing ring in both sides of bearing inner race internal surface, the surface of bearing inner race just is located the equal fixedly connected with outer gluey ring in the outside of two rubberizing rings, the relative one side of rubberizing ring and outer gluey ring all is provided with the trapezoidal ring of looks block, and the inside fixedly connected with magnetic ring of trapezoidal ring, but the inside magnetic ring inter attraction of rubberizing ring and outer gluey ring.

Preferably, the bearing inner race surface just is located one side that two outer rubber rings deviate from mutually and all has seted up the annular, and the inside of annular is through screw fixedly connected with water blocking sleeve.

Preferably, each water blocking sleeve is composed of two symmetrical semicircular rings, and one side of each semicircular ring, which is close to the outer rubber ring, extends outwards in an expanding mode.

Preferably, a plurality of groups of water throwing grooves are uniformly formed in the side face of the outer extending part of the semicircular ring, and each water throwing groove comprises two groups of arc-shaped chutes which are mutually crossed in the opposite direction.

Preferably, a sealing rubber ring is pressed between the water blocking sleeve and the inner surface of the annular groove, and a positioning groove matched with the sealing rubber ring is formed in the inner arc surface of the water blocking sleeve.

Preferably, sponge oil absorption rings soaked with lubricating oil are bonded to opposite sides of the two inner rubber rings, and one sides of the sponge oil absorption rings are pressed on the surface of the retainer in a pressing mode.

Advantageous effects

The utility model provides a maintenance-free outer spherical bearing. Compared with the prior art, the method has the following beneficial effects:

(1) this non-maintaining insert bearing through setting up inside and outside rubber ring, through the block of many rings of trapezoidal ring between the two, has better retaining and dustproof effect, and the absorption of the inside magnetic ring of deuterogamying makes it keep inseparable, has further improved sealed effect, and can be along with the running vibration of bearing, continuously maintains sealed effect.

(2) This non-maintaining insert bearing sets up the manger plate cover through the both sides at bearing inner and outer lane juncture, can block the epaxial a small amount of water that erodees of both sides, still can utilize the rotational speed to throw away water when rotating, and the rotational speed is faster, and what water was thrown away is faster more far away, can block rivers and advance in the bearing inner and outer lane juncture gap, has further improved the effect that blocks sewage.

(3) This non-maintaining insert bearing through set up two rings of sponge oil absorption rings in that the bearing is inside, but its interior adsorbable moistening ring oil, rotate the in-process at the retainer and can inhale oil ring friction with the sponge, make the sponge oil absorption ring last expansion contraction, reach the effect that the discharge adsorbs lubricating oil, deteriorate after using for a long time or have the thickening lubricating oil of dust can be filtered in the sponge oil absorption ring, keep the interior cleanness of bearing, and lubricated effectual.

Drawings

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

FIG. 2 is a cross-sectional view of a portion of the structure of the present invention;

fig. 3 is a side view of a semi-circular ring of the present invention.

In the figure: 1-bearing outer ring, 2-bearing inner ring, 3-roller, 4-retainer, 5-inner rubber ring, 6-outer rubber ring, 7-magnetic ring, 8-ring groove, 9-water retaining sleeve, 10-sponge oil absorption ring, 11-semi-circle ring, 12-water throwing groove and 13-sealing rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a maintenance-free spherical outside bearing comprises a bearing outer ring 1, a bearing inner ring 2 and a plurality of rollers 3 which are rotatably connected between the bearing outer ring 1 and the bearing inner ring 2, wherein a retainer 4 is sleeved outside the rollers 3, a sponge oil absorption ring 10 which is used for absorbing lubricating oil is bonded on one side opposite to the inner rubber ring 5, one side of the sponge oil absorption ring 10 is pressed on the surface of the retainer 4, two rings of sponge oil absorption rings 10 are arranged inside the bearing, ring oil can be absorbed in the sponge oil absorption rings 10 and can rub with the sponge oil absorption ring 10 in the rotating process of the retainer 4, so that the sponge oil absorption ring 10 is continuously expanded and contracted to achieve the effect of discharging and absorbing the lubricating oil, the lubricating oil which is deteriorated or has dust and is thickened after long-time use can be filtered in the sponge oil absorption rings 10, the cleanness in the bearing is kept, the lubricating effect is good, the inner rubber rings 5 are fixedly connected on both sides of the inner surface of the bearing outer ring 1, the outer surface of the bearing inner ring 2 and the outer sides of the two inner rubber rings 5 are fixedly connected with the outer rubber rings 6, the relative one side of interior rubber ring 5 and outer rubber ring 6 all is provided with the trapezoidal ring of looks block, and the inside fixedly connected with magnetic ring 7 of trapezoidal ring, but the inside magnetic ring 7 of interior rubber ring 5 and outer rubber ring 6 inter attraction. Through setting up inside and outside rubber ring, through the block of many rings of trapezoidal ring between the two, have better retaining and dustproof effect, the absorption of the inside magnetic ring 7 of deuterogamying makes it keep inseparable, has further improved sealed effect, and can be along with the running vibration of bearing, continuously maintains sealed effect.

2 surfaces of bearing inner race and being located one side that two outer rubber ring 6 deviate from mutually and all seted up annular 8, and the inside of annular 8 is through screw fixedly connected with water blocking cover 9, every side water blocking cover 10 comprises two semicircle rings 11 of symmetry, semicircle ring 11 is close to the outside extension of one side of outer rubber ring 6 and is extended, a plurality of groups of flail groove 12 have evenly been seted up to the outside extension part side of semicircle ring 11, flail groove 12 includes two sets of reverse intercrossing's arc chute, the crimping has sealed rubber ring 13 between water blocking cover 9 and the 8 internal surfaces of annular, it can avoid water to cross water blocking cover 9 from annular 8 to set up sealed rubber ring 13, and the constant head tank with sealed rubber ring 13 looks adaptation is seted up to the intrados of water blocking cover 9. The water blocking sleeves 9 are arranged on the two sides of the junction of the inner ring and the outer ring of the bearing, so that a small amount of water which is washed away from the two side shafts can be blocked, the water can be thrown away by utilizing the rotating speed when the water bearing rotates, the rotating speed is faster, the water is thrown away, water can be prevented from flowing into the gap of the junction of the inner ring and the outer ring of the bearing, and the effect of blocking sewage is further improved.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a non-maintaining insert bearing, includes bearing inner race (1) and bearing inner race (2) and rotates a plurality of roller (3) of being connected between the two, and the outside cover of a plurality of roller (3) is equipped with holder (4), its characterized in that: the bearing is characterized in that inner rubber rings (5) are fixedly connected to two sides of the inner surface of the bearing outer ring (1), outer rubber rings (6) are fixedly connected to the outer surfaces of the inner bearing ring (2) and the outer sides of the two inner rubber rings (5), ladder-shaped rings clamped with each other are arranged on one sides of the inner rubber rings (5) and the outer rubber rings (6) opposite to each other, magnetic rings (7) are fixedly connected to the inner portions of the ladder-shaped rings, and the inner rubber rings (5) and the magnetic rings (7) inside the outer rubber rings (6) can attract each other.

2. A maintenance-free spherical outer bearing according to claim 1, characterized in that: bearing inner race (2) surface just is located one side that two outer gluey rings (6) deviate from mutually and has all seted up annular (8), and the inside of annular (8) is through screw fixedly connected with water blocking sleeve (9).

3. A maintenance-free spherical outer bearing according to claim 2, wherein: each side water blocking sleeve (9) is composed of two symmetrical semicircular rings (11), and one side of each semicircular ring (11) close to the outer rubber ring (6) extends outwards in an expanding mode.

4. A maintenance-free spherical outer bearing according to claim 3, wherein: a plurality of groups of water throwing grooves (12) are uniformly formed in the side face of the outer extending part of the semicircular ring (11), and each water throwing groove (12) comprises two groups of arc chutes which are oppositely crossed.

5. A maintenance-free spherical outer bearing according to claim 2, characterized in that: and a sealing rubber ring (13) is pressed between the water blocking sleeve (9) and the inner surface of the annular groove (8), and a positioning groove matched with the sealing rubber ring (13) is formed in the inner arc surface of the water blocking sleeve (9).

6. A maintenance-free spherical outer bearing according to claim 1, characterized in that: sponge oil absorption rings (10) soaked with lubricating oil are bonded to the opposite sides of the two inner rubber rings (5), and one sides of the sponge oil absorption rings (10) are pressed on the surface of the retainer (4).

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