CN215720291U

CN215720291U - Compact-guiding elliptical flange type bearing

Info

Publication number: CN215720291U
Application number: CN202122116709.6U
Authority: CN
Inventors: 闫庆彬; 闫庆祥
Original assignee: Shanghai Watong Bearing Co ltd
Current assignee: Shanghai Watong Bearing Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-01
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a compact-guide elliptical flange type bearing which comprises an outer ring, wherein a flange assembly is arranged on the surface of the outer ring, an inner ring is arranged inside the outer ring, and a retainer is arranged between the inner ring of the outer ring and the outer edge of the inner ring. The utility model discloses a through setting up the flange subassembly, can be at the in-process through this bearing of bolt nut installation, can strengthen the frictional force between bolt and the through-hole, and then reduce because the axle vibration leads to the bolt not hard up condition emergence that leads to the bearing to drop at rotatory in-process, hug closely the bolt surface through spring extrusion dog, simultaneously under the extrusion of spring rubber component's dog can extrude into the thread between the screw rod, and then prevented that the not hard up condition of bolt from taking place, through setting up seal ring, can prevent that the bearing from getting into between outer lane and the inner circle in the use dust, avoid the dust to lead to the impaired normal use that influences the bearing of ball at the rotatory in-process frictional force that increases the ball of ball.

Description

Compact-guiding elliptical flange type bearing

Technical Field

The utility model belongs to the technical field of flange bearings, and particularly relates to a compact guide elliptical flange type bearing.

Background

The flange bearing belongs to one kind of bearing, can no longer need the bearing frame to install under the effect of flange, and is more convenient.

The oval flange type bearing of current compact direction, can no longer need the bearing frame installation under the effect of flange, the cost is saved, but traditional flange type bearing is only single when the installation is fixed through the mode that the through-hole on the flange used through the bolt nut cooperation, in the use, because the rotational vibration of axle, can rub between the through-hole on bolt and the flange and lead to becoming flexible, thereby lead to the condition that the bearing dropped to take place, consequently, technical personnel in the art provide an oval flange type bearing of compact direction, in order to solve the problem that proposes among the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a compact guide elliptical flange type bearing which can enhance the connection strength between a flange and a bolt and reduce the falling caused by looseness.

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

a compact guide elliptical flange type bearing comprises an outer ring, wherein a flange assembly is arranged on the surface of the outer ring, an inner ring is arranged inside the outer ring, a retainer is arranged between the inner ring of the outer ring and the outer edge of the inner ring, and balls are uniformly distributed on the inner wall of the retainer;

through above-mentioned technical scheme, through setting up the flange subassembly, can strengthen the connection steadiness between flange and the bolt under the effect of flange subassembly in the installation, reduce because the vibration leads to not hard up the condition emergence that drops.

Further, the flange assembly comprises a flange body, the flange body is fixedly connected to the surface of the outer ring, one side of the flange body is provided with an installation groove, and the inner wall of the installation groove is provided with a through hole;

through above-mentioned technical scheme, the setting of mounting groove can be used to the installation of nut, and the bolt can pass the through-hole, screws the nut again, makes the inner wall of nut hugging closely the mounting groove, makes the nut be located the inside of mounting groove, has reduced external dust and has piled up the fastening effect that leads to the nut deposition to influence between its and the bolt on the nut.

Furthermore, the inner wall of the through hole is provided with two grooves which are symmetrically distributed by the axis of the through hole;

through above-mentioned technical scheme, the setting of recess is used for the installation to corresponding part.

Furthermore, a stop block is connected to the inner wall of the groove in a sliding manner, and one side of the stop block penetrates through the groove and extends to the outside of the groove;

through above-mentioned technical scheme, the dog can slide along the inner wall of recess, when the bolt passed the through-hole, can extrude the inside that the dog contracts to the recess.

Furthermore, the inner wall of the groove is fixedly connected with uniformly distributed springs, and the other ends of the springs are fixedly connected with one side of the stop block;

through above-mentioned technical scheme, the setting of spring can be when the dog is extruded by the bolt and is contracted to the recess inside, under the elastic force effect of spring, makes the dog hug closely the surface of bolt.

Furthermore, the cross section of the stop block is arc-shaped, arc-shaped surfaces are arranged at openings of two ends of the stop block close to the through hole, and the stop block is a rubber component;

through the technical scheme, when the through-hole inserts the bolt, the bolt can be along arcwall face extrusion dog, make the dog shrink to the inside of recess, the dog of rubber component, can increase the frictional force between dog and the bolt, thereby reduce the not hard up condition of bolt and take place, the dog of rubber materials component is under the effect of spring, hug closely the surface of bolt, rubber has the energy of deformation, under the effect of spring, can extrude the space between the bolt surface thread, and then improved the frictional force between dog and the bolt, the dog that the cross section set up for arc more laminates the bolt, thereby can increase the area of contact with the bolt, further strengthened the frictional force between with the bolt.

Furthermore, two detachable sealing washers are arranged between the outer ring and the inner ring, the outer circles of the sealing washers are in contact with the inner circle of the outer ring, and the inner circle of the sealing washer is in contact with the outer circle of the inner ring;

through above-mentioned technical scheme, the opening space between outer lane and the inner circle can be plugged up in the setting of seal ring, and then the mode bearing gets into between outer lane and the inner circle in the use dust, leads to the impaired normal use that influences the bearing of ball.

In conclusion, the utility model has the following beneficial effects:

1. through setting up the flange subassembly, can be through the in-process of bolt nut installation this bearing, can strengthen the frictional force between bolt and the through-hole, and then reduce because the axle vibration leads to the bolt not hard up thereby the condition that leads to the bearing to drop to take place at rotatory in-process, hug closely the bolt surface through spring extrusion dog, the dog of rubber component can crowd in the thread between the screw rod under the extrusion of spring simultaneously, and then prevented that the bolt condition not hard up from taking place.

2. Through setting up seal ring, can prevent that the bearing from getting into between outer lane and the inner circle at the dust in the use, avoid the dust to increase the frictional force of ball and lead to the impaired normal use that influences the bearing of ball at the ball rotation in-process.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a sectional perspective view of the present embodiment;

FIG. 3 is a schematic structural view of the flange assembly of the present embodiment;

fig. 4 is a schematic view of the connection between the stopper and the spring according to this embodiment.

Description of reference numerals: 1. an outer ring; 2. a flange body; 3. an inner ring; 4. a sealing gasket; 5. a ball bearing; 6. a holder; 201. mounting grooves; 202. a through hole; 203. a groove; 204. a stopper; 205. a spring.

Detailed Description

Example (b):

the utility model is described in further detail below with reference to figures 1-4.

A compact guide elliptical flange type bearing comprises an outer ring 1, a flange assembly is arranged on the surface of the outer ring 1, an inner ring 3 is arranged inside the outer ring 1, a retainer 6 is arranged between the inner circle of the outer ring 1 and the outer edge of the inner ring 3, balls 5 which are uniformly distributed are arranged on the inner wall of the retainer 6, and by arranging the flange assembly, the connection stability between a flange and a bolt can be enhanced under the action of the flange assembly in the installation process, and the occurrence of loosening and falling caused by vibration is reduced;

the flange assembly comprises a flange body 2, the flange body 2 is fixedly connected to the surface of an outer ring 1, one side of the flange body 2 is provided with a mounting groove 201, the inner wall of the mounting groove 201 is provided with a through hole 202, the mounting groove 201 is provided with a through hole 202 for mounting a nut, the bolt can penetrate through the through hole 202, the nut is screwed tightly to be tightly attached to the inner wall of the mounting groove 201, the nut is positioned in the mounting groove 201, the phenomenon that the fastening effect between the nut and the bolt is affected by the nut dust deposition caused by the accumulation of external dust on the nut is reduced, the inner wall of the through hole 202 is provided with two grooves 203, the two grooves 203 are symmetrically distributed with the axis of the through hole 202, the grooves 203 are used for mounting corresponding parts, the inner wall of the groove 203 is slidably connected with a stop block 204, one side of the stop block 204 penetrates through the groove 203 and extends to the outer part of the groove 203, and the stop block 204 can slide along the inner wall of the groove 203, when a bolt penetrates through the through hole 202, the stopper 204 can be pressed to be contracted into the groove 203, the inner wall of the groove 203 is fixedly connected with the springs 205 which are uniformly distributed, the other end of each spring 205 is fixedly connected with one side of the stopper 204, the springs 205 can be arranged to enable the stopper 204 to be tightly attached to the surface of the bolt under the action of the elastic force of the springs 205 when the stopper 204 is pressed and contracted into the groove 203 by the bolt, the cross section of the stopper 204 is arc-shaped, arc-shaped surfaces are arranged at openings of two ends, close to the through hole 202, of the stopper 204, the stopper 204 is a rubber member, when the bolt is inserted into the through hole 202, the bolt can press the stopper 204 along the arc-shaped surfaces to enable the stopper 204 to be contracted into the groove 203, the stopper 204 of the rubber member can increase the friction force between the stopper 204 and the bolt, so that the loosening of the bolt is reduced, and the stopper 204 of the rubber member is under the action of the springs 205, the rubber is tightly attached to the surface of the bolt, has the deformation characteristic, can be extruded into a gap between threads on the surface of the bolt under the extrusion action of the spring 205, so that the friction force between the stop block 204 and the bolt is improved, and the stop block 204 with the arc-shaped cross section is more attached to the bolt, so that the contact area with the bolt can be increased, and the friction force between the stop block and the bolt is further enhanced;

be provided with quantity between outer lane 1 and the inner circle 3 and be two and detachable seal ring 4, seal ring 4's excircle and outer lane 1's interior circle contact, seal ring 4's interior circle contacts with the excircle of inner circle 3, the opening space between outer lane 1 and the inner circle 3 can be plugged up in seal ring 4's setting, and then the mode bearing gets into between outer lane 1 and the inner circle 3 at the in-process dust, lead to the normal use of the impaired influence bearing of ball 5.

The working principle is as follows: when the bearing is installed, the fixing bolt penetrates through the through hole 202, the screwing nut is fastened, when the fixing bolt penetrates through the through hole 202, the fixing bolt can extrude the stop block 204 along the arc-shaped surface, the stop block 204 is contracted into the groove 203, the stop block 204 of the rubber material component is tightly attached to the surface of the bolt and can extrude into a gap between threads on the surface of the bolt under the action of the spring 205, and therefore friction force between the stop block 204 and the bolt is improved, and further the situation that the bolt is loosened and falls in the using process is prevented.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A compact guiding elliptical flange type bearing comprises an outer ring (1), and is characterized in that: the surface of outer lane (1) is provided with the flange subassembly, the inside of outer lane (1) is provided with inner circle (3), be provided with holder (6) between the interior circle of outer lane (1) and inner circle (3) outer fringe, the inner wall of holder (6) is provided with evenly distributed's ball (5).

2. A compact pilot elliptical flange-type bearing according to claim 1 and wherein: the flange assembly comprises a flange body (2), the flange body (2) is fixedly connected to the surface of the outer ring (1), a mounting groove (201) is formed in one side of the flange body (2), and a through hole (202) is formed in the inner wall of the mounting groove (201).

3. A compact pilot elliptical flange-type bearing according to claim 2, characterized in that: the inner wall of the through hole (202) is provided with two grooves (203), and the two grooves (203) are symmetrically distributed by the axis of the through hole (202).

4. A compact pilot elliptical flange-type bearing according to claim 3, characterized in that: a stop block (204) is connected to the inner wall of the groove (203) in a sliding mode, and one side of the stop block (204) penetrates through the groove (203) and extends to the outside of the groove (203).

5. A compact pilot elliptical flange-type bearing according to claim 4, in which: the inner wall of the groove (203) is fixedly connected with uniformly distributed springs (205), and the other ends of the springs (205) are fixedly connected with one side of the stop block (204).

6. A compact pilot elliptical flange-type bearing according to claim 5, characterized in that: the cross section of the stop block (204) is arc-shaped, arc-shaped surfaces are arranged at openings at two ends of the stop block (204) close to the through hole (202), and the stop block (204) is a rubber component.

7. A compact pilot elliptical flange-type bearing according to claim 1 and wherein: be provided with between outer lane (1) and inner circle (3) quantity and be two and detachable seal ring (4), the excircle of seal ring (4) contacts with the interior circle of outer lane (1), the interior circle of seal ring (4) contacts with the excircle of inner circle (3).