CN213206360U

CN213206360U - Bearing capable of preventing inner and outer rings from deviating

Info

Publication number: CN213206360U
Application number: CN202022233911.2U
Authority: CN
Inventors: 詹珠琴
Original assignee: Individual
Current assignee: Ningbo Gaoxin Bearing Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-05-14
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a prevent bearing of inner and outer lane skew relates to the bearing field, including the outer loop, the bilateral symmetry of outer loop top and bottom is provided with fixing rivet, and the fixed slot has been seted up to the top and the bottom symmetry of the outer loop left and right sides, and the first spacing of middle part fixedly connected with of outer loop inner circle wall body, the middle part of outer loop inner circle is provided with the inner ring, and annular spout has been seted up to the middle part symmetry of the inner ring left and right sides, and annular guide rail has been seted up respectively at the middle part of annular spout inner circle and outer lane inner wall, and the spacing of middle part fixedly connected with second of inner ring outer lane wall body, and. A prevent bearing of interior outer lane skew, make the inner ring rotate smoothly when fixed firm between two support rings, cooperation fixing rivet, fixed rod are fixed to the outer loop, strengthen the support of outer loop and inner ring between two support rings and prescribe a limit to, avoid outer loop and inner ring dislocation, and then provide the protection for the steel ball.

Description

Bearing capable of preventing inner and outer rings from deviating

Technical Field

The utility model relates to a bearing field, in particular to prevent bearing of outer lane skew in interior.

Background

A rolling bearing is a precise mechanical element that reduces friction loss by changing sliding friction between a running shaft and a shaft seat into rolling friction. The rolling bearing generally comprises four parts, namely an inner ring, an outer ring, a rolling body and a retainer, wherein the inner ring is used for being matched with a shaft and rotating together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling bodies are uniformly distributed between the inner ring and the outer ring by virtue of the retainer, and the shape, size and number of the rolling bodies directly influence the service performance and service life of the rolling bearing; the retainer can enable the rolling bodies to be uniformly distributed and guide the rolling bodies to rotate to play a lubricating role. The bearing among the prior art is at the in-process that uses, lacks the protection between the interior outer lane, and the ball can not obtain fine fixed, makes inner circle and outer lane skew take place easily, and then carries out the dislocation extrusion to the ball, and the wearing and tearing of ball influence the result of use and life of bearing with higher speed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a prevent bearing of interior outer lane skew, can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bearing for preventing the inner and outer rings from deviating comprises an outer ring, fixing rivets are symmetrically arranged on two sides of the top and the bottom of the outer ring, the top and the bottom of the left side and the right side of the outer ring are symmetrically provided with fixed grooves, the middle part of the inner ring wall body of the outer ring is fixedly connected with a first limit frame, an inner ring is arranged in the middle of the inner ring of the outer ring, annular chutes are symmetrically arranged in the middle of the left side and the right side of the inner ring, the middle parts of the inner ring of the annular chute and the inner wall of the outer ring are respectively provided with an annular guide rail, the middle part of the wall body of the inner ring and the outer ring is fixedly connected with a second limiting frame, the left side and the right side of the outer ring are symmetrically provided with supporting rings, the top and the bottom of one side of the two supporting rings which are opposite are symmetrically and fixedly connected with fixing rods, the top and the bottom symmetry fixedly connected with adapter sleeve that support ring one side is close to the inner ring, the outer wall and the inner wall of adapter sleeve are rabbeted respectively and are had a plurality of antifriction balls.

Preferably, the first limiting frame is of an annular structure, the first limiting frame is arranged on the wall body of the outer ring inner ring in an annular mode, the second limiting frame is of an annular structure, the second limiting frame is arranged on the wall body of the inner ring outer ring in an annular mode, and the first limiting frame is sleeved outside the second limiting frame.

Preferably, a plurality of steel balls are symmetrically arranged on the left side and the right side between the first limiting frame and the second limiting frame, one ends of the steel balls penetrate through the wall body of the inner ring of the first limiting frame and extend to the inside of the wall body of the first limiting frame, and the other ends of the steel balls penetrate through the wall body of the outer ring of the second limiting frame and extend to the inside of the wall body of the second limiting frame.

Preferably, the dead lever corresponds the setting with the fixed slot, the one end that the support ring was kept away from to the dead lever extends to the inside that corresponds the fixed slot and the inner wall of laminating the fixed slot, fixing rivet corresponds the setting with the fixed slot, and fixing rivet runs through the outer wall of outer loop, the outer wall of dead lever in proper order and extends to the inside of dead lever wall body near the one end of outer loop, and the dead lever closely laminates with the wall body of outer loop, dead lever.

Preferably, the connecting sleeve is a cavity structure with the left side and the right side communicated with the outside, the connecting sleeve is arranged corresponding to the annular sliding groove, and one end, far away from the support ring, of the connecting sleeve extends to the inside of the corresponding annular sliding groove.

Preferably, the antifriction balls are arranged in the annular sliding groove, the antifriction balls are arranged on the connecting sleeve in three rows in an annular equidistant manner, the antifriction balls are arranged corresponding to the annular guide rail, and one end, far away from the connecting sleeve, of the antifriction balls extends to the inside of the corresponding annular guide rail and is matched with the inner wall of the annular guide rail.

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

in the utility model, the steel ball is limited by the first limit frame which is fixedly connected with the outer ring and the second limit frame which is fixedly connected with the inner ring, a stable supporting environment is provided for the work of the steel ball in one step, the fixed rod enters the fixed groove and is internally matched with the fixed rivet to fix, the two support rings are arranged at two sides of the outer ring and the inner ring, the outer ring and the inner ring are clamped and limited, the outer ring and the inner ring are staggered, further, the outer ring and the inner ring are rotated in the annular chute through the connecting sleeve, the inner ring is rotated in the annular guide rail in a matching way, the inner ring is smoothly rotated while being fixed and stabilized between the two support rings, the fixing of the outer ring and the fixing rod is matched with the fixed rivet, the supporting limitation of the outer ring and the inner ring between the two support rings is strengthened, the dislocation of the outer ring and the inner ring is, lubricating oil is conveniently injected into the steel balls.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

fig. 3 is an enlarged view of the present invention at B in fig. 1.

In the figure: 1. an outer ring; 2. fixing the rivet; 3. fixing grooves; 4. a first limit bracket; 5. an inner ring; 6. an annular chute; 7. an annular guide rail; 8. a second limiting frame; 9. steel balls; 10. a support ring; 11. an oil filler hole; 12. fixing the rod; 13. connecting sleeves; 14. and (4) reducing the grinding balls.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-3, a bearing for preventing the deviation of an inner ring and an outer ring comprises an outer ring 1, fixing rivets 2 are symmetrically arranged on two sides of the top and the bottom of the outer ring 1, fixing grooves 3 are symmetrically arranged on the top and the bottom of the left side and the right side of the outer ring 1, a first limiting frame 4 is fixedly connected to the middle of the wall body of the inner ring of the outer ring 1, an inner ring 5 is arranged in the middle of the inner ring of the outer ring 1, annular chutes 6 are symmetrically arranged in the middle of the left side and the right side of the inner ring 5, annular guide rails 7 are respectively arranged in the middle of the inner ring of the annular chute 6 and the inner wall of the outer ring, a second limiting frame 8 is fixedly connected to the middle of the wall body of the outer ring of the inner ring 5, the first limiting frame 4 is of an annular structure, the first limiting frame 4 is annularly arranged on the wall body of the inner ring of, the left side and the right side between the first limiting frame 4 and the second limiting frame 8 are symmetrically provided with a plurality of steel balls 9, one end of each steel ball 9 penetrates through the wall body of the inner ring of the first limiting frame 4 and extends to the inside of the wall body of the first limiting frame 4, and the other end of each steel ball 9 penetrates through the wall body of the outer ring of the second limiting frame 8 and extends to the inside of the wall body of the second limiting frame 8.

The left side and the right side of the outer ring 1 are symmetrically provided with support rings 10, the top and the bottom of one opposite side of the two support rings 10 are symmetrically and fixedly connected with fixed rods 12, the fixed rods 12 are arranged corresponding to the fixed grooves 3, one end of each fixed rod 12 far away from the support ring 10 extends to the inside of the corresponding fixed groove 3 and is attached to the inner wall of the corresponding fixed groove 3, the fixed rivets 2 are arranged corresponding to the fixed grooves 3, one end of each fixed rivet 2 close to the outer ring 1 sequentially penetrates through the outer wall of the outer ring 1 and the outer wall of the corresponding fixed rod 12 and extends to the inside of the wall body of the corresponding fixed rod 12, the fixed rods 12 are closely attached to the wall bodies of the outer ring 1 and the fixed rods 12, the top and the bottom of one side of the support ring 10 close to the inner ring are symmetrically and fixedly connected with connecting sleeves 13, the, the outer wall and the inner wall of the connecting sleeve 13 are respectively embedded with a plurality of antifriction balls 14, the antifriction balls 14 are arranged in the annular sliding groove 6, the antifriction balls 14 are arranged on the connecting sleeve 13 in three rows in annular equal distance, the antifriction balls 14 are arranged corresponding to the annular guide rail 7, and one end, far away from the connecting sleeve 13, of the antifriction balls 14 extends to the inside of the corresponding annular guide rail 7 and fits the inner wall of the annular guide rail 7.

It should be noted that, the utility model relates to a bearing for preventing the deviation of the inner and outer rings, when in use, the first limit frame 4 fixedly connected with the outer ring 1 is matched with the second limit frame 8 fixedly connected with the inner ring 5 to limit the steel ball 9, firstly, a stable supporting environment is provided for the work of the steel ball 9, the fixed rod 12 enters the fixed groove 3 to be matched with the fixed rivet 2 for fixing, two supporting rings 10 are arranged at the two sides of the outer ring 1 and the inner ring 5 to provide clamping limitation for the outer ring 1 and the inner ring 5, further, the outer ring 1 and the inner ring 5 are arranged to be staggered, further, the connecting sleeve 13 rotates in the annular chute 6, the matched antifriction ball 14 rotates in the annular guide rail 7, the inner ring 5 rotates smoothly while being fixed and stable between the two supporting rings 10, the fixed rivet 2 is matched, and the fixed rod 12 fixes the outer ring 1, strengthen the support of outer ring 1 and inner ring 5 between two support rings 10 and prescribe a limit to, avoid outer ring 1 and inner ring 5 dislocation, and then for steel ball 9 provides the protection, through the oil filler point 11 that sets up, conveniently pour into lubricating oil into to steel ball 9.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A bearing for preventing deflection of inner and outer races, comprising an outer race (1), characterized in that: fixing rivets (2) are symmetrically arranged on the top and the bottom of the outer ring (1), fixing grooves (3) are symmetrically formed in the top and the bottom of the left side and the right side of the outer ring (1), a first limiting frame (4) is fixedly connected to the middle of an inner ring wall body of the outer ring (1), an inner ring (5) is arranged in the middle of an inner ring of the outer ring (1), annular sliding grooves (6) are symmetrically formed in the middle of the left side and the right side of the inner ring (5), annular guide rails (7) are respectively formed in the middle of inner rings of the annular sliding grooves (6) and the middle of an inner ring wall of an outer ring, a second limiting frame (8) is fixedly connected to the middle of an outer ring wall body of the inner ring (5), support rings (10) are symmetrically arranged on the left side and the right side of the outer ring (1), fixing rods (12) are symmetrically and fixedly connected to the top and the bottom of one side, the outer wall and the inner wall of the connecting sleeve (13) are respectively embedded with a plurality of abrasion reducing balls (14).

2. A bearing for preventing an inner and outer race from shifting according to claim 1, wherein: first spacing (4) are the loop configuration, and first spacing (4) ring-type setting on the wall body of outer ring (1) inner circle, spacing (8) of second are the loop configuration, and spacing (8) of second ring-type setting on the wall body of inner ring (5) outer lane, the outside at spacing (8) of second is established in first spacing (4) cover.

3. A bearing for preventing an inner and outer race from shifting according to claim 2, wherein: the left and right sides symmetry between first spacing (4) and second spacing (8) is provided with a plurality of steel balls (9), the one end of steel ball (9) runs through the wall body of first spacing (4) inner circle and extends to the inside of first spacing (4) wall body, and the other end of steel ball (9) runs through the wall body of second spacing (8) outer lane and extends to the inside of second spacing (8) wall body.

4. A bearing for preventing an inner and outer race from shifting according to claim 3, wherein: dead lever (12) correspond the setting with fixed slot (3), the one end that support ring (10) was kept away from in dead lever (12) extends to the inside that corresponds fixed slot (3) and the inner wall of laminating fixed slot (3), fixing rivet (2) correspond the setting with fixed slot (3), and fixing rivet (2) are close to the one end of outer loop (1) and run through the outer wall of outer loop (1), the outer wall of dead lever (12) in proper order and extend to the inside of dead lever (12) wall body, and dead lever (12) closely laminate with the wall body of outer loop (1), dead lever (12).

5. A bearing for preventing deflection of inner and outer races as defined in claim 4, wherein: the connecting sleeve (13) is of a cavity structure with the left side and the right side communicated with the outside, the connecting sleeve (13) is arranged corresponding to the annular sliding groove (6), and one end, far away from the support ring (10), of the connecting sleeve (13) extends to the inside of the corresponding annular sliding groove (6).

6. A bearing for preventing deflection of inner and outer races as defined in claim 5, wherein: the anti-abrasion ball (14) is arranged in the annular sliding groove (6), the anti-abrasion balls (14) are arranged on the connecting sleeve (13) in three rows in an annular equidistant mode, the anti-abrasion balls (14) are arranged corresponding to the annular guide rail (7), and one end, far away from the connecting sleeve (13), of the anti-abrasion balls (14) extends to the inside of the corresponding annular guide rail (7) and fits with the inner wall of the annular guide rail (7).