CN219366581U

CN219366581U - Wear-resistant hub bearing

Info

Publication number: CN219366581U
Application number: CN202320910957.4U
Authority: CN
Inventors: 程春喜
Original assignee: Zhejiang Hongning Bearing Technology Co ltd
Current assignee: Zhejiang Hongning Bearing Technology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-07-18
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a wear-resistant hub bearing, which comprises an inner sleeve, wherein the outer wall of the inner sleeve is rotationally connected with a first outer sleeve, the outer wall of the inner sleeve is rotationally connected with a second outer sleeve spliced with the first outer sleeve, and a fixing bolt for fixing is connected in series between the inner walls of the first outer sleeve and the second outer sleeve. The outer sleeve of the inner sleeve is formed by combining the first outer sleeve and the second outer sleeve, so that the outer sleeve is easier to open, the roller inside the outer sleeve is convenient to replace, the maintenance is convenient, the effect of clamping the second outer sleeve can be achieved by arranging the slot on the first outer sleeve, the inserting block can be inserted into the slot, the contact area between the second outer sleeve and the first outer sleeve is increased, and the connection strength is improved.

Description

Wear-resistant hub bearing

Technical Field

The utility model belongs to the technical field of automobile bearings, and particularly relates to a wear-resistant hub bearing.

Background

Bearings are components that act to fix and reduce the coefficient of friction of the load during mechanical transmission and their primary function is to support the mechanical rotating body to reduce the coefficient of friction of the mechanical load of the device during transmission.

The abrasion-resistant hub bearing disclosed in the patent CN204493445U is simple in structure, can bear radial load and axial load during rotation, cannot generate slipping phenomenon, is small in friction coefficient and abrasion-resistant due to the arrangement of the ceramic layer, remarkably improves the precision, performance and service life of the bearing, ensures the driving safety, is tightly connected with an inner shaft sleeve and an outer shaft sleeve, is inconvenient to detach when the balls in the inner shaft sleeve are required to be replaced, and is not easy to maintain.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a wear-resistant hub bearing which has the advantage of being convenient for replacing rollers.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the wear-resistant hub bearing comprises an inner sleeve, wherein the outer wall of the inner sleeve is rotationally connected with a first outer sleeve, the outer wall of the inner sleeve is rotationally connected with a second outer sleeve spliced with the first outer sleeve, and a fixing bolt for fixing is connected in series between the inner walls of the first outer sleeve and the second outer sleeve.

Preferably, the inner sleeve comprises an inner sleeve, the section of the inner sleeve is in a truncated cone shape, and rollers are arranged on the side faces of the three truncated cones of the inner sleeve.

Preferably, the outer wall of the inner sleeve is fixedly connected with a connecting flange, and the connecting flange is used for connecting an axle.

Preferably, the first outer sleeve comprises a first outer sleeve, and the inner wall of the first outer sleeve is provided with a slot.

Preferably, the outer wall of the first outer shaft sleeve is fixedly connected with a first connecting plate, and the outer wall of the first outer shaft sleeve is fixedly connected with a hub flange.

Preferably, the second outer sleeve comprises a second outer sleeve, the outer wall of the second outer sleeve is fixedly connected with an inserting block, and the outer wall of the second outer sleeve is fixedly connected with a second connecting plate.

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

1. the outer sleeve of the inner sleeve is formed by combining the first outer sleeve and the second outer sleeve, so that the outer sleeve is easier to open, the roller inside the outer sleeve is convenient to replace, the maintenance is convenient, the effect of clamping the second outer sleeve can be achieved by arranging the slot on the first outer sleeve, the inserting block can be inserted into the slot, the contact area between the second outer sleeve and the first outer sleeve is increased, and the connection strength is improved.

2. The contact area between the outer sleeve and the inner sleeve can be increased by the three round table side faces of the inner sleeve, and the friction force is reduced due to the fact that the rollers are arranged on the three side faces, and the pressure can be dispersed by the two inclined faces, so that abrasion is reduced, and the service life of equipment is prolonged.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of the inner sleeve structure of the present utility model;

FIG. 3 is a schematic view of a first jacket structure according to the present utility model;

FIG. 4 is a schematic view of a second jacket structure according to the present utility model;

fig. 5 is a schematic cross-sectional view of a first jacket and a second jacket according to the present utility model.

In the figure: 1. an inner sleeve; 2. a first jacket; 3. a second jacket; 4. a fixing bolt; 100. an inner sleeve; 101. a connecting flange; 200. a first outer sleeve; 201. a slot; 202. a first connection plate; 203. a hub flange; 300. a second outer sleeve; 301. inserting blocks; 302. and a second connecting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the wear-resistant hub bearing comprises an inner sleeve 1, wherein a first outer sleeve 2 is rotationally connected to the outer wall of the inner sleeve 1, a second outer sleeve 3 spliced with the first outer sleeve 2 is rotationally connected to the outer wall of the inner sleeve 1, and a fixing bolt 4 for fixing is connected in series between the inner walls of the first outer sleeve 2 and the second outer sleeve 3.

In this embodiment, the first outer sleeve 2 and the second outer sleeve 3 are combined to form the outer sleeve of the inner sleeve 1, so that the outer sleeve can be opened more easily, the rollers inside the outer sleeve can be replaced conveniently, and the maintenance is convenient.

Specifically, the inner sleeve 1 includes an inner sleeve 100, the cross section of the inner sleeve 100 is in a truncated cone shape, and rollers are disposed on three truncated cone sides of the inner sleeve 100.

In this embodiment, the contact area between the outer sleeve and the inner sleeve 100 can be increased by the three circular truncated cone sides of the inner sleeve 100, and the friction force is reduced due to the rollers arranged on the three sides, and the pressure can be dispersed by the two inclined planes, so that the abrasion is reduced, and the service life of the device is prolonged.

Specifically, the outer wall of the inner axle sleeve 100 is fixedly connected with a connecting flange 101, and the connecting flange 101 is used for connecting an axle.

In this embodiment, the connecting flange 101 can serve to fix the device to the axle of the motor vehicle.

Specifically, the first outer sleeve 2 includes a first outer sleeve 200, and a slot 201 is formed in an inner wall of the first outer sleeve 200.

In this embodiment, the slot 201 is provided on the first outer sleeve 200 to achieve the effect of locking the second outer sleeve 300.

Specifically, the outer wall of the first outer sleeve 200 is fixedly connected with a first connecting plate 202, and the outer wall of the first outer sleeve 200 is fixedly connected with a hub flange 203.

In this embodiment, the installation of the hub flange 203 can achieve the effect of installing the automobile hub.

Specifically, the second outer sleeve 3 includes a second outer sleeve 300, an insert 301 is fixedly connected to an outer wall of the second outer sleeve 300, and a second connecting plate 302 is fixedly connected to an outer wall of the second outer sleeve 300.

In this embodiment, the insert 301 may be inserted into the slot 201, so as to increase the contact area between the second casing 3 and the first casing 2, and improve the connection strength.

The working principle and the using flow of the utility model are as follows: the outer sleeve of the inner sleeve 1 is formed by combining the first outer sleeve 2 and the second outer sleeve 3, so that the outer sleeve is easier to open, the rollers in the inner sleeve are convenient to replace, the maintenance is convenient, the contact area between the outer sleeve and the inner sleeve 100 can be increased by the three round table side surfaces of the inner sleeve 100, the friction force is reduced by arranging the rollers on the three side surfaces, the pressure can be dispersed by the two inclined surfaces, the abrasion is reduced, the service life of equipment is prolonged, the effect of fixing the equipment on an automobile axle can be achieved by arranging the slot 201 on the first outer sleeve 200, the effect of clamping the second outer sleeve 300 can be achieved by arranging the hub flange 203, the effect of installing an automobile hub can be achieved by arranging the hub flange 203, the contact area between the second outer sleeve 3 and the first outer sleeve 2 can be increased by arranging the inserting block 301 in the slot 201, and the connection strength is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. A wear-resistant hub bearing comprising an inner sleeve (1), characterized in that: the outer wall of the inner sleeve (1) is rotationally connected with a first outer sleeve (2), the outer wall of the inner sleeve (1) is rotationally connected with a second outer sleeve (3) spliced with the first outer sleeve (2), and a fixing bolt (4) for fixing is connected in series between the first outer sleeve (2) and the inner wall of the second outer sleeve (3).

2. A wear resistant hub bearing in accordance with claim 1 wherein: the inner sleeve (1) comprises an inner sleeve (100), the section of the inner sleeve (100) is a round table, and rollers are arranged on the side faces of the three round tables of the inner sleeve (100).

3. A wear resistant hub bearing in accordance with claim 2 wherein: the outer wall of the inner shaft sleeve (100) is fixedly connected with a connecting flange (101), and the connecting flange (101) is used for connecting an axle.

4. A wear resistant hub bearing in accordance with claim 1 wherein: the first outer sleeve (2) comprises a first outer sleeve (200), and a slot (201) is formed in the inner wall of the first outer sleeve (200).

5. A wear resistant hub bearing in accordance with claim 4 wherein: the outer wall of the first outer shaft sleeve (200) is fixedly connected with a first connecting plate (202), and the outer wall of the first outer shaft sleeve (200) is fixedly connected with a hub flange (203).

6. A wear resistant hub bearing in accordance with claim 1 wherein: the second outer sleeve (3) comprises a second outer sleeve (300), an inserting block (301) is fixedly connected to the outer wall of the second outer sleeve (300), and a second connecting plate (302) is fixedly connected to the outer wall of the second outer sleeve (300).