CN211525363U

CN211525363U - Lightweight bearing unit

Info

Publication number: CN211525363U
Application number: CN202020008291.XU
Authority: CN
Inventors: 郑围围; 赫宇达; 倪生钧; 王宇霞; 曾明强; 胡义
Original assignee: Zhejiang Daming Auto Parts Co ltd
Current assignee: Zhejiang Daming Auto Parts Co ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-09-18
Anticipated expiration: 2030-01-03

Abstract

The utility model discloses a lightweight bearing unit, including inner bearing and outer bearing, the right-hand member of inner bearing runs through the left side of outer bearing and extends to the inner chamber of outer bearing, the surface of inner bearing and the surface swing joint of outer bearing, the oil groove has been seted up to the inner chamber of outer bearing, and the inner chamber roll connection of outer bearing has the ball, the surface of ball and the surface roll connection of outer bearing, and the oil groove has been seted up to the inner chamber of oil groove, the utility model relates to a bearing technical field. This lightweight bearing unit adds lubricating oil in to the oil groove, bearing unit during operation, the inner bearing rotates, drive the ball and rotate, the ball rotates extrusion arc stripper plate for the oil pad is led in the extrusion of arc stripper plate, lead the lubricating oil that the oil pad adsorbs from the oil groove and be extruded, the surface of ball is lubricated in the excessive scattering, can last give oil to the ball surface, it is effectual to hold oil, can effectually prevent ball wearing and tearing, bearing unit's life has been increased.

Description

Lightweight bearing unit

Technical Field

The utility model relates to a bearing technical field specifically is a lightweight bearing unit.

Background

The bearing for the traditional automobile wheel is formed by combining two sets of tapered roller bearings or ball bearings, the installation, oiling, sealing and clearance adjustment of the bearing are all carried out on an automobile production line, the structure causes the bearing to be difficult to assemble in an automobile production plant, high in cost and poor in reliability, the bearing is required to be cleaned, oiled and adjusted when an automobile is maintained at a maintenance point, a hub bearing unit ball bearing is developed on the basis of a standard angular contact ball bearing and the tapered roller bearings, the two sets of bearings are integrated, and the bearing has the advantages of good assembly performance, capability of omitting clearance adjustment, light weight, compact structure, large load capacity, capability of filling lubricating grease into the sealing bearing in advance, capability of omitting external hub sealing and avoiding maintenance and the like, is widely used in cars, and has the trend of gradually expanding application in trucks.

The inside oil feeding operation that needs often to be carried out to current bearing unit when using, inside lubricating oil loss speed is very fast after long-time work, and direct contact produces the friction between inside ball and the bearing, has aggravated the wearing and tearing of itself, has reduced bearing unit's life.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lightweight bearing unit has solved long-time work after inside lubricating oil loss speed very fast, and direct contact produces the friction between inside ball and the bearing, has aggravated the wearing and tearing of itself, has reduced bearing unit life's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a light-weight bearing unit comprises an inner bearing and an outer bearing, wherein the right end of the inner bearing penetrates through the left side of the outer bearing and extends to the inner cavity of the outer bearing, the surface of the inner bearing is movably connected with the surface of the outer bearing, an oil groove is arranged in the inner cavity of the outer bearing, the inner cavity of the outer bearing is connected with a ball in a rolling way, the surface of the ball is connected with the surface of the outer bearing in a rolling way, an oil guide groove is arranged in the inner cavity of the oil groove, a sealing block is fixedly connected with the inner cavity of the oil guide groove, one side of the sealing block is fixedly connected with an oil guide pad, one side of the oil guide pad penetrates through the oil guide groove and extends to the inner cavity of the oil groove, the surface of the oil guide pad positioned in the inner cavity of the oil guide groove is fixedly connected with an oil guide plate, one side of the oil guide pad far away from the oil guide plate is fixedly connected with an arc-shaped extrusion plate, and the surface of the arc-shaped extrusion plate is movably connected with the surface of the ball.

Preferably, the inner cavity of the outer bearing is fixedly connected with a first sealing gasket, and the surface of the first sealing gasket is movably connected with the surface of the inner bearing.

Preferably, the surface of the inner bearing is fixedly connected with a sealing ring, and the surface of the sealing ring is movably connected with the inner cavity of the outer bearing.

Preferably, the inner cavity of the outer bearing is fixedly connected with a second sealing gasket, and one side of the second sealing gasket penetrates through the surface of the inner bearing and extends to the inner cavity of the inner bearing.

Preferably, the inner cavity of the inner bearing is provided with a sealing groove matched with the surface of the second sealing gasket.

Preferably, the inner cavity of the inner bearing is in threaded connection with a mounting bolt.

Advantageous effects

The utility model provides a lightweight bearing unit. Compared with the prior art, the method has the following beneficial effects:

(1) the light bearing unit is characterized in that the right end of the inner bearing penetrates through the left side of the outer bearing and extends to the inner cavity of the outer bearing, the surface of the inner bearing is movably connected with the surface of the outer bearing, the inner cavity of the outer bearing is provided with an oil groove, the inner cavity of the outer bearing is connected with a ball in a rolling manner, the surface of the ball is connected with the surface of the outer bearing in a rolling manner, the inner cavity of the oil groove is provided with an oil guide groove, the inner cavity of the oil guide groove is fixedly connected with a sealing block, one side of the sealing block is fixedly connected with an oil guide pad, one side of the oil guide pad penetrates through the oil guide groove and extends to the inner cavity of the oil groove, the surface of the oil guide pad, which is positioned in the inner cavity of the oil guide groove, one side of the oil guide pad, which is far away from the oil guide plate, is fixedly connected with an arc-shaped extrusion plate, the ball rotates extrusion arc stripper plate for the oil pad is led in the extrusion of arc stripper plate, leads the lubricating oil that the oil pad adsorbs from the oil groove in extruded, overflows the surface of scattering the ball and lubricates, can last give oil to the ball surface, and it is effectual to hold oil, can effectually prevent ball wearing and tearing, has increased bearing unit's life.

(2) This light-weighted bearing unit, through the first sealed pad of inner chamber fixedly connected with at the outer bearing, the surface swing joint of the surface of first sealed pad and inner bearing, the fixed surface of inner bearing is connected with the sealing washer, the surface of sealing washer and the inner chamber swing joint of outer bearing, fix the first sealed pad of inner bearing surface and fix the cooperation of the sealing washer in the outer bearing inner chamber and prevent that the dust from getting into, double seal can prevent effectively that the dust from getting into wherein, bearing unit's whole leakproofness has been increased.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partial enlarged view of the point B in fig. 1 according to the present invention.

In the figure: 1-inner bearing, 2-outer bearing, 3-oil groove, 4-ball, 5-plugging block, 6-oil guiding pad, 7-oil guiding plate, 8-arc extrusion plate, 9-first sealing pad, 10-sealing ring, 11-sealing groove, 12-mounting bolt, 13-oil guiding groove, 14-second sealing pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a light-weight bearing unit comprises an inner bearing 1 and an outer bearing 2, wherein an inner cavity of the inner bearing 1 is in threaded connection with a mounting bolt 12, an inner cavity of the inner bearing 1 is provided with a sealing groove 11 matched with the surface of a second sealing gasket 14, the inner cavity of the outer bearing 2 is fixedly connected with the second sealing gasket 14, one side of the second sealing gasket 14 penetrates through the surface of the inner bearing 1 and extends to the inner cavity of the inner bearing 1, the surface of the inner bearing 1 is fixedly connected with a sealing ring 10, the surface of the sealing ring 10 is movably connected with the inner cavity of the outer bearing 2, the inner cavity of the outer bearing 2 is fixedly connected with a first sealing gasket 9, the surface of the first sealing gasket 9 is movably connected with the surface of the inner bearing 1, the right end of the inner bearing 1 penetrates through the left side of the outer bearing 2 and extends to the inner cavity of the outer bearing 2, the surface of the inner bearing 1 is movably connected with the surface of the outer bearing 2, and dust is prevented from entering, the double seal can effectively prevent dust from entering the bearing unit, the integral sealing performance of the bearing unit is improved, the inner cavity of the outer bearing 2 is provided with the oil groove 3, the inner cavity of the outer bearing 2 is in rolling connection with the balls 4, the surface of the balls 4 is in rolling connection with the surface of the outer bearing 2, the inner cavity of the oil groove 3 is provided with the oil guide groove 13, the inner cavity of the oil guide groove 13 is fixedly connected with the sealing block 5, one side of the sealing block 5 is fixedly connected with the oil guide pad 6, the oil guide pad 6 and the oil guide plate 7 are both made of oil absorption materials, one side of the oil guide pad 6 penetrates through the oil guide groove 13 and extends to the inner cavity of the oil groove 3, the surface of the oil guide pad 6, which is positioned in the inner cavity of the oil guide groove 13, is fixedly connected with the oil guide plate 7, one side of the oil guide pad 6, which is far away from the oil guide plate 7, is fixedly connected with, inner bearing 1 rotates, drives ball 4 and rotates, and ball 4 rotates extrusion arc stripper plate 8 for oil pad 6 is led in the extrusion of arc stripper plate 8, leads oil pad 6 and is extruded from the lubricating oil of absorption in oil groove 3, and the surface of ball 4 is lubricated in excessive scattering, can last give oil to ball 4 surface, and it is effectual to hold oil, can effectually prevent ball 4 wearing and tearing, has increased bearing unit's life.

During the use, add lubricating oil in the oil groove 3, bearing unit during operation, inner bearing 1 rotates, drives ball 4 and rotates, and ball 4 rotates extrusion arc stripper plate 8 for oil pad 6 is led in the extrusion of arc stripper plate 8, leads the lubricating oil that oil pad 6 adsorbs from oil groove 3 and is extruded, overflows the surface of scattering ball 4 and lubricates, and during the rotation, the cooperation of first sealed pad 9 and sealing washer 10 prevents that the dust from getting into.

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

Claims

1. A light-weighted bearing unit, includes inner bearing (1) and outer bearing (2), the right-hand member of inner bearing (1) runs through the left side of outer bearing (2) and extends to the inner chamber of outer bearing (2), the surperficial swing joint of inner bearing (1) and outer bearing (2), its characterized in that: an oil groove (3) is arranged in the inner cavity of the outer bearing (2), the inner cavity of the outer bearing (2) is connected with a ball (4) in a rolling way, the surface of the ball (4) is in rolling connection with the surface of the outer bearing (2), an oil guide groove (13) is arranged in the inner cavity of the oil groove (3), the inner cavity of the oil guide groove (13) is fixedly connected with a sealing block (5), one side of the sealing block (5) is fixedly connected with an oil guide pad (6), one side of the oil guide pad (6) penetrates through the oil guide groove (13) and extends to the inner cavity of the oil groove (3), the surface of the oil guide pad (6) positioned in the inner cavity of the oil guide groove (13) is fixedly connected with an oil guide plate (7), one side of the oil guide pad (6) far away from the oil guide plate (7) is fixedly connected with an arc-shaped extrusion plate (8), the surface of the arc-shaped extrusion plate (8) is movably connected with the surface of the ball (4).

2. The bearing unit according to claim 1, characterized in that: the inner cavity of the outer bearing (2) is fixedly connected with a first sealing gasket (9), and the surface of the first sealing gasket (9) is movably connected with the surface of the inner bearing (1).

3. The bearing unit according to claim 1, characterized in that: the surface of the inner bearing (1) is fixedly connected with a sealing ring (10), and the surface of the sealing ring (10) is movably connected with the inner cavity of the outer bearing (2).

4. The bearing unit according to claim 1, characterized in that: the inner chamber fixedly connected with second sealed pad (14) of outer bearing (2), one side of second sealed pad (14) runs through the surface of inner bearing (1) and extends to the inner chamber of inner bearing (1).

5. The bearing unit of claim 4, wherein: and the inner cavity of the inner bearing (1) is provided with a sealing groove (11) matched with the surface of the second sealing gasket (14).

6. The bearing unit according to claim 1, characterized in that: the inner cavity of the inner bearing (1) is in threaded connection with a mounting bolt (12).