CN219570635U - Improved generation ectosphere gyro wheel bearing - Google Patents

Abstract

The utility model provides an improved outer spherical roller bearing, which belongs to the technical field of bearings and aims to solve the problem that the normal operation of the bearing is easily affected by position change of a dust cover when the outer side of the dust cover is wound by foreign matters or impacted by larger external force in the existing roller bearing; the rollers are symmetrically and uniformly distributed in front and back and are rotationally connected to the inner sides of the outer ring and the inner ring of the bearing; the two retainers are arranged on the outer sides of the plurality of rollers in a front-back symmetrical mode; the installation auxiliary structure is arranged on the outer side of the inner end of the bearing inner ring; the dustproof auxiliary structure is arranged on the front side and the rear side of the bearing outer ring and the bearing inner ring; the novel bearing has the advantages that the relative position of the first dustproof piece can be kept when the first dustproof piece is subjected to foreign matter winding extrusion or larger external force impact, the problem that the first dustproof piece is displaced is effectively avoided, and the dustproof effect and the running stability of the bearing in the practical application process are further improved.

Description

Improved generation ectosphere gyro wheel bearing

Technical Field

The utility model belongs to the technical field of bearings, and particularly relates to an improved outer spherical roller bearing.

Background

In the process of limiting connection of the transmission shaft and the rotary support piece, in order to ensure the running smoothness of the transmission shaft, the reduction of energy consumption generally adopts the cooperation of a roller bearing, the transmission shaft and the rotary support piece are subjected to limiting installation, and in the practical application process of the roller bearing, dust covers are generally installed on the left side and the right side of the bearing in order to ensure the normal running of the bearing, so that the dust-proof procedure of the bearing is realized.

Like current application number CN202023005660.9, provide a biserial roller bearing, belong to roller bearing technical field, including the bearing inner race, the bearing outer lane, the bearing inner race sets up in the inside of bearing outer lane, the outer lane recess has been seted up to the surface of bearing outer lane, the centre of bearing inner race and bearing outer lane is provided with the retainer, the bearing ball is installed to the retainer, adopt single or multiseriate steel ball to select the adjustment according to the bearing capacity of required difference through the bearing ball, and then satisfy the demand of bearing capacity under the different operating modes, and the both sides of retainer are provided with sealed lid, the outer lane recess has been seted up through the surface of bearing outer lane, adopt peach-shaped ditch shape through the outer lane recess, can make the bearing form two point contacts between roller path face, increase bearing capacity, and form certain clearance between bearing and roller path face, make grease or then lubricating oil can store or circulate in this space, play good lubrication.

Based on the above, the dust cover in the existing roller bearing is mostly of an annular sheet structure, and the dust cover is connected with the bearing in a clamping manner, so that a certain gap exists at the joint of the dust cover and the outer ring of the bearing as well as the inner ring of the bearing, the dust prevention effect of the bearing is affected, and meanwhile, in the operation process of the bearing, when the outer side of the dust cover is impacted by foreign matter winding or large external force, the position change of the dust cover is very easy to influence the normal operation of the bearing.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an improved outer spherical roller bearing, which solves the problems that most of dust covers in the existing roller bearing are of annular sheet structures, and the dust covers are connected with the bearing in a clamping way when being installed, so that certain gaps exist at the connecting positions of the dust covers and the outer ring of the bearing as well as the inner ring of the bearing, the dust prevention effect of the bearing is influenced, and meanwhile, when foreign matters are wound or large external force is impacted on the outer side of the dust covers in the operation process of the bearing, the position change of the dust covers is very easy to influence the normal operation of the bearing.

The utility model discloses an improved external spherical roller bearing, which is realized by the following specific technical means:

an improved outer spherical roller bearing comprises a bearing outer ring, a bearing inner ring, rollers, a retainer, an installation auxiliary structure and a dustproof auxiliary structure; the bearing inner ring is rotationally connected to the inner side of the bearing outer ring; the plurality of rollers are symmetrically and uniformly distributed in front and back and are rotationally connected to the inner sides of the bearing outer ring and the bearing inner ring; the two retainers are arranged on the outer sides of the plurality of rollers in a front-back symmetrical mode; the installation auxiliary structure is arranged on the outer side of the inner end of the bearing inner ring; dustproof auxiliary structure has the front and back both sides that set up in bearing outer lane and bearing inner race, dustproof auxiliary structure including: the bearing comprises two first dust-proof pieces and two second dust-proof pieces, wherein the two first dust-proof pieces are symmetrically spliced on the outer sides of the front end and the rear end of the bearing outer ring; the two second dustproof pieces are symmetrically inserted into the outer sides of the front end and the rear end of the bearing inner ring, and the second dustproof pieces are located on the inner sides of the first dustproof pieces.

Further, the bearing outer ring comprises: the auxiliary surface is arranged on the outer side end face of the bearing outer ring and is of a semi-arc structure.

Further, the gyro wheel includes: the plurality of lubrication auxiliary holes are respectively formed on the outer sides of the plurality of rollers, and the lubrication auxiliary holes are of conical structures with inner diameters larger than outer diameters; the inner ends of the rollers are hollow structures.

Further, the dustproof auxiliary structure further comprises: the bearing comprises two stabilizing auxiliary tables and limiting connecting tables, wherein the two stabilizing auxiliary tables are symmetrically and fixedly connected at the front end and the rear end of the outer side of the bearing inner ring, the stabilizing auxiliary tables are positioned at the inner sides of two first dustproof pieces, and the first dustproof pieces are mutually pressed with the stabilizing auxiliary tables; the two limiting connecting tables are symmetrically and fixedly connected on the front side and the rear side of the outer portion of the bearing inner ring, and the limiting connecting tables are located on the inner side of the second dustproof piece.

Further, the dustproof auxiliary structure further comprises: the bearing comprises two stabilizing auxiliary tables and limiting connecting tables, wherein the two stabilizing auxiliary tables are symmetrically and fixedly connected at the front end and the rear end of the outer side of the bearing inner ring, the stabilizing auxiliary tables are positioned at the inner sides of two first dustproof pieces, and the first dustproof pieces are mutually pressed with the stabilizing auxiliary tables; the two limiting connecting tables are symmetrically and fixedly connected on the front side and the rear side of the outer portion of the bearing inner ring, and the limiting connecting tables are located on the inner side of the second dustproof piece.

Further, the dustproof auxiliary structure further comprises: the two rubber lips are symmetrically arranged on the outer sides of the bearing outer ring and the bearing inner ring, and the inner ends of the rubber lips are consistent with the angle of the limiting connecting table.

Compared with the prior art, the utility model has the following beneficial effects:

when the bearing is used, the running stability of the bearing in the practical application process is improved through the cooperation of the auxiliary surfaces, and the irregular impact when the outer ring of the bearing is contacted with the equipment sliding rail is effectively reduced; the inner end cavity structure of the roller realizes the storage of the lubricating grease, when the bearing runs at a high speed and has certain heat, the lubricating grease is discharged through the cooperation of the lubricating auxiliary holes, the timely heat dissipation and the lubricating process of the inside of the bearing are realized through the discharge of the lubricating grease, and the running stability and the service life of the bearing in the practical application process are further improved;

when the bearing is used, the connection stability of the bearing and the transmission shaft during limit installation is improved through the matching of the installation auxiliary groove and the connection auxiliary piece; through the cooperation of first dust keeper and second dust keeper, avoided bearing outer lane and bearing inner race inboard gap's production, improved the dustproof effect of this bearing, simultaneously through the design of double-deck dust keeper and stabilize the cooperation of auxiliary stand and spacing connection platform, improved the connection steadiness of first dust keeper and second dust keeper and bearing outer lane and bearing inner race for first dust keeper can keep relative position when receiving foreign matter winding extrusion or great external force impact, the effectual problem that avoids first dust keeper to produce the displacement;

when the bearing is used, the connection stability of the first dust-proof piece and the second dust-proof piece with the bearing outer ring and the bearing inner ring is improved, so that the first dust-proof piece can keep a relative position when being subjected to foreign matter winding extrusion or larger external force impact, the problem that the first dust-proof piece is displaced is effectively avoided, the dust-proof effect and the running stability of the bearing in the practical application process are further improved, when more dust accumulates and extrudes rubber, the rubber lip is tightly attached to the rubber lip, the entering of dust is effectively prevented, and the running stability of the bearing in the practical application process is further improved by ensuring the normal rotation of the bearing.

Drawings

Figure 1 is a schematic view of an isometric structure of the present utility model.

Fig. 2 is a schematic overall sectional structure of the present utility model.

Fig. 3 is a schematic view of a connection structure between a second dust-proof component and an inner ring of a bearing according to the present utility model.

Fig. 4 is a schematic view of a connection structure between a first dust-proof component and a bearing outer ring according to the present utility model.

Fig. 5 is a schematic view of a first dust-proof component and a bearing outer ring of the present utility model.

Fig. 6 is a schematic view of a partially enlarged structure at a in fig. 2 according to the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a bearing outer ring; 101. an auxiliary surface; 2. a bearing inner ring; 3. a roller; 301. a lubrication auxiliary hole; 4. a retainer; 5. installing an auxiliary groove; 501. a connection auxiliary member; 6. a first dust-proof member; 601. a second dust-proof member; 602. stabilizing the auxiliary table; 603. a limit connecting table; 604. a rubber lip.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1 to 6:

the utility model provides an improved outer spherical roller bearing which comprises a bearing outer ring 1, a bearing inner ring 2, rollers 3, a retainer 4, an installation auxiliary structure and a dustproof auxiliary structure; the bearing inner ring 2 is rotationally connected to the inner side of the bearing outer ring 1; the plurality of rollers 3 are symmetrically and uniformly distributed in front and back and are rotationally connected to the inner sides of the bearing outer ring 1 and the bearing inner ring 2; the two retainers 4 are arranged, and the two retainers 4 are symmetrically arranged on the outer sides of the plurality of rollers 3 front and back; the installation auxiliary structure is arranged on the outer side of the inner end of the bearing inner ring 2; dustproof auxiliary structure has the front and back both sides that set up in bearing inner race 1 and bearing inner race 2, and dustproof auxiliary structure is including: the bearing comprises first dust-proof pieces 6 and second dust-proof pieces 601, wherein two first dust-proof pieces 6 are symmetrically inserted into the outer sides of the front end and the rear end of the bearing outer ring 1; two second dust-proof pieces 601 are arranged, the two second dust-proof pieces 601 are symmetrically inserted in the outer sides of the front end and the rear end of the bearing inner ring 2, and the second dust-proof pieces 601 are located on the inner sides of the first dust-proof pieces 6.

Wherein, bearing inner race 1 is including: the auxiliary surface 101 is arranged on the outer side end surface of the bearing outer ring 1, and the auxiliary surface 101 is of a semi-arc structure; in use, through the cooperation of the auxiliary surface 101, the running stability of the bearing in the practical application process is improved, and the irregular impact when the bearing outer ring 1 is contacted with the equipment sliding rail is effectively reduced.

Wherein, gyro wheel 3 is including: the plurality of lubrication auxiliary holes 301, the plurality of lubrication auxiliary holes 301 are respectively arranged at the outer sides of the plurality of rollers 3, and the lubrication auxiliary holes 301 are of conical structures with the inner diameters larger than the outer diameters; the inner ends of the rollers 3 are hollow structures; in use, the storage of the lubricating grease is realized through the cavity structure at the inner end of the roller 3, when the bearing runs at a high speed and has certain heat, the outer discharge of the lubricating grease is realized through the cooperation of the lubricating auxiliary holes 301, the timely heat dissipation and the lubricating process inside the bearing are realized through the outer discharge of the lubricating grease, and the running stability and the service life of the bearing in the practical application process are further improved.

Wherein, the installation auxiliary structure is including: the installation auxiliary groove 5 and the connecting auxiliary piece 501 are arranged on the outer side end surface of the bearing inner ring 2 coaxially with the installation auxiliary groove 5; the connection auxiliary piece 501 is inserted into the outer end of the inner side of the installation auxiliary groove 5; in use, the connection stability of the bearing and the transmission shaft in the limit mounting is improved by the cooperation of the mounting auxiliary groove 5 and the connection auxiliary piece 501.

Wherein, dustproof auxiliary structure still includes: the two stabilizing auxiliary tables 602 and the limiting connecting table 603 are symmetrically and fixedly connected to the front end and the rear end of the outer side of the bearing inner ring 2 from front to back, the stabilizing auxiliary tables 602 are positioned on the inner sides of the two first dustproof pieces 6, and the first dustproof pieces 6 and the stabilizing auxiliary tables 602 are mutually pressed; the two limiting connecting tables 603 are symmetrically and fixedly connected on the front side and the rear side of the outer part of the bearing inner ring 2, and the limiting connecting tables 603 are positioned on the inner side of the second dust-proof piece 601; in use, through the cooperation of first dust keeper 6 and second dust keeper 601, the production in the inboard gap of bearing inner race 1 and bearing inner race 2 has been avoided, the dustproof effect of this bearing has been improved, simultaneously through the design of double-deck dust keeper and the cooperation of firm auxiliary stand 602 and spacing connection platform 603, the connection steadiness of first dust keeper 6 and second dust keeper 601 and bearing inner race 1 and bearing inner race 2 has been improved, make first dust keeper 6 can keep relative position when receiving the winding extrusion of foreign matter or great external force impact, the effectual problem that first dust keeper 6 produced the displacement of having avoided, further promotion dustproof effect and the running stability of this bearing in practical application in-process.

Wherein, dustproof auxiliary structure still includes: the two rubber lips 604 are arranged, the two rubber lips 604 are symmetrically arranged at the outer sides of the bearing outer ring 1 and the bearing inner ring 2, and the inner ends of the rubber lips 604 are consistent with the angle of the limit connecting table 603; in use, the rubber lip 604 is matched to further protect fine dust, when more dust accumulates to squeeze the rubber, the rubber lip 604 is tightly attached to the limiting connection table 603, so that dust is effectively prevented from entering, and the normal rotation of the bearing is ensured, so that the running stability of the bearing in the practical application process is further improved.

Specific use and action of the embodiment:

when the bearing is used, the operation stability of the bearing in the practical application process is improved through the matching of the auxiliary surface 101, and the irregular impact when the bearing outer ring 1 is contacted with the equipment sliding rail is effectively reduced; the inner end cavity structure of the roller 3 is used for storing lubricating grease, when the bearing runs at a high speed and has certain heat, the lubricating grease is discharged through the cooperation of the lubricating auxiliary holes 301, the timely heat dissipation and the lubricating process of the inside of the bearing are realized through the discharging of the lubricating grease, and the running stability and the service life of the bearing in the practical application process are further improved; the connection stability of the bearing and the transmission shaft during limit installation is improved through the matching of the installation auxiliary groove 5 and the connection auxiliary piece 501; through the cooperation of the first dust-proof piece 6 and the second dust-proof piece 601, the generation of gaps on the inner sides of the bearing outer ring 1 and the bearing inner ring 2 is avoided, the dust-proof effect of the bearing is improved, meanwhile, through the design of the double-layer dust-proof piece and the cooperation of the stable auxiliary table 602 and the limit connecting table 603, the connection stability of the first dust-proof piece 6 and the second dust-proof piece 601 with the bearing outer ring 1 and the bearing inner ring 2 is improved, the relative position of the first dust-proof piece 6 can be kept when the first dust-proof piece 6 is subjected to foreign matter winding extrusion or larger external force impact, the problem that the first dust-proof piece 6 generates displacement is effectively avoided, and the dust-proof effect and the running stability of the bearing in the practical application process are further improved; the cooperation through the rubber lip 604 has realized the further protection to tiny dust, when having more dust accumulation extrusion rubber, rubber lip 604 closely laminates with spacing connection platform 603, effectively prevents the entering of dust, through having guaranteed the normal rotation of bearing, further promoted the running stability of this bearing in the practical application in-process.

Claims (6)

1. An improved outer spherical roller bearing which is characterized in that: the anti-dust bearing comprises a bearing outer ring (1), a bearing inner ring (2), rollers (3), a retainer (4), an installation auxiliary structure and a dust-proof auxiliary structure; the bearing inner ring (2) is rotationally connected to the inner side of the bearing outer ring (1); the plurality of rollers (3) are symmetrically and uniformly distributed in front and back and are rotationally connected to the inner sides of the bearing outer ring (1) and the bearing inner ring (2); the two retainers (4) are arranged, and the two retainers (4) are symmetrically arranged on the outer sides of the plurality of rollers (3) front and back; the installation auxiliary structure is arranged on the outer side of the inner end of the bearing inner ring (2); dustproof auxiliary structure has the front and back both sides that set up in bearing inner race (1) and bearing inner race (2), and dustproof auxiliary structure is including: the bearing comprises two first dust-proof pieces (6) and two second dust-proof pieces (601), wherein the two first dust-proof pieces (6) are symmetrically spliced on the outer sides of the front end and the rear end of the bearing outer ring (1); two second dust-proof pieces (601) are arranged, the two second dust-proof pieces (601) are symmetrically inserted in the outer sides of the front end and the rear end of the bearing inner ring (2), and the second dust-proof pieces (601) are located on the inner sides of the first dust-proof pieces (6).

2. An improved outer spherical roller bearing as claimed in claim 1, wherein: the bearing outer ring (1) comprises: the auxiliary surface (101), the auxiliary surface (101) is arranged on the outer side end face of the bearing outer ring (1), and the auxiliary surface (101) is of a semi-arc structure.

3. An improved outer spherical roller bearing as claimed in claim 1, wherein: the roller (3) comprises: the plurality of lubrication auxiliary holes (301) are formed, the plurality of lubrication auxiliary holes (301) are respectively formed on the outer sides of the plurality of rollers (3), and the lubrication auxiliary holes (301) are of conical structures with inner diameters larger than outer diameters; the inner ends of the rollers (3) are hollow structures.

4. An improved outer spherical roller bearing as claimed in claim 1, wherein: the dustproof auxiliary structure further comprises: the device comprises two stable auxiliary tables (602) and a limiting connecting table (603), wherein the two stable auxiliary tables (602) are symmetrically and fixedly connected at the front end and the rear end of the outer side of the bearing inner ring (2) from front to back, the stable auxiliary tables (602) are positioned at the inner sides of the two first dustproof pieces (6), and the first dustproof pieces (6) and the stable auxiliary tables (602) are mutually pressed; two limit connection tables (603) are arranged, the two limit connection tables (603) are fixedly connected to the front side and the rear side of the outer portion of the bearing inner ring (2) in a front-back symmetrical mode, and the limit connection tables (603) are located on the inner side of the second dustproof piece (601).

5. An improved outer spherical roller bearing as claimed in claim 1, wherein: the dustproof auxiliary structure further comprises: the device comprises two stable auxiliary tables (602) and a limiting connecting table (603), wherein the two stable auxiliary tables (602) are symmetrically and fixedly connected at the front end and the rear end of the outer side of the bearing inner ring (2) from front to back, the stable auxiliary tables (602) are positioned at the inner sides of the two first dustproof pieces (6), and the first dustproof pieces (6) and the stable auxiliary tables (602) are mutually pressed; two limit connection tables (603) are arranged, the two limit connection tables (603) are fixedly connected to the front side and the rear side of the outer portion of the bearing inner ring (2) in a front-back symmetrical mode, and the limit connection tables (603) are located on the inner side of the second dustproof piece (601).

6. An improved outer spherical roller bearing according to claim 5, wherein: the dustproof auxiliary structure further comprises: the two rubber lips (604) are arranged, the two rubber lips (604) are symmetrically arranged on the outer sides of the bearing outer ring (1) and the bearing inner ring (2), and the inner ends of the rubber lips (604) are consistent with the limiting connection table (603) in angle.