CN216691857U

CN216691857U - High-load maintenance-free automobile hub unit

Info

Publication number: CN216691857U
Application number: CN202123116359.XU
Authority: CN
Inventors: 朱士明
Original assignee: Hangzhou Boze Automobile Parts Co ltd
Current assignee: Hangzhou Boze Automobile Parts Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-06-07
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to the technical field of hub units, in particular to a high-load maintenance-free automobile hub unit which comprises a hub unit assembly, wherein the hub unit assembly comprises an outer ring, an inner ring and a flange plate, steel balls are arranged on the surfaces of the outer ring and the inner ring and the surfaces of the outer ring and the flange plate, a retainer is arranged outside the steel balls, a connecting shaft is arranged in the flange plate, and a fastening structure for reinforcing the outer ring is arranged between the connecting shaft and the outer ring. This non-maintaining automobile wheel hub unit of high load, when using, personnel can press in packing block and gasket through the annular lid with the surface of outer lane to make the gasket close magnetism back pressure lid, later fixing the surface at the annular lid with spacing dish block through the locating part, thereby can playing the fixed to the outer lane, avoid long-time in-service outer lane production not hard up phenomenon, and then prevent to take place dangerous accident, thereby played certain non-maintaining effect.

Description

High-load maintenance-free automobile hub unit

Technical Field

The utility model relates to the technical field of hub units, in particular to a high-load maintenance-free automobile hub unit.

Background

The hub bearing is a part applied to an automobile axle for bearing and providing accurate guide for the rotation of a hub, bears axial load and radial load, and is an important component of automobile load and rotation.

At present, the conventional high-load maintenance-free automobile hub unit bears harsh requirements such as impact, vibration, pollution and the like in the practical use of a common hub bearing, so that the high-load maintenance-free automobile hub unit needs to be maintained after being used for a long time, dangerous accidents are avoided, and the novel high-load maintenance-free automobile hub unit is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a high-load maintenance-free automobile hub unit, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a high load non-maintaining automobile wheel hub unit, includes wheel hub unit assembly, wheel hub unit assembly includes outer lane, inner circle and ring flange, the surface of outer lane and inner circle, outer lane and ring flange all are equipped with the steel ball, the outside of steel ball is equipped with the holder, be equipped with the connecting axle in the ring flange, be equipped with between connecting axle and the outer lane and be used for carrying out the fastening structure that consolidates to the outer lane. The mode that uses locating part and fixed bolt and nut in the fastening structure to fix the annular lid can be replaced with the mode that adds the shock attenuation spring part to improve shock attenuation buffer capacity. The limiting part can be arranged by using a limiting nut or a limiting fixture block and is used for achieving the self-locking capacity.

Preferably, the fastening structure is including setting up in the annular lid on outer lane surface, be equipped with filling block and gasket in the annular lid in proper order, the surface of connecting axle is equipped with the spacing dish that links to each other with the annular lid, be equipped with in the connecting axle and be used for carrying out the locating part of locking to the spacing dish. The annular cover, the filling block and the sealing sheet are provided with certain gaps with the inner ring, so that unsmooth operation is avoided.

Preferably, the sealing sheet is located one side of the filling block and contacts with the outer ring, a protruding portion for fixing the annular cover is arranged on the outer periphery of the outer ring, through holes are formed in the protruding portion and the annular cover, and fixing bolts and nuts for fixing the annular cover are arranged in the through holes. The arrangement of the fixing bolt and the nut is used for assisting in fixing the annular cover.

Preferably, an upper sealing element is connected to one end of the outer ring and the surface of the inner ring and fixed through a magnetic back pressure cover, the magnetic back pressure cover is located on one side of the sealing sheet, and a lower sealing element is arranged on the other end of the outer ring and the surface of the flange plate.

Preferably, the retainer comprises an upper retainer and a lower retainer, the upper retainer and the lower retainer are symmetrically arranged by using the transverse center line of the flange plate, and the upper retainer is positioned above the lower retainer.

Preferably, the flange plate is provided with one or more bolts, and the cross section of the annular cover is sequentially provided with a first bending part, a second bending part and a third bending part from bottom to top or from top to bottom.

The utility model provides a high-load maintenance-free automobile hub unit, which has the following beneficial effects:

this non-maintaining automobile wheel hub unit of high load, when using, personnel can be with the annular lid, filling block and gasket insert this wheel hub unit assembly in proper order, make the annular lid with the surface of filling block and gasket impressing with the outer lane, thereby make the gasket with magnetism back pressure lid closure, later fix the surface at the annular lid with spacing dish block through the locating part, thereby can play the fixed to the outer lane, avoid producing not hard up phenomenon at the long-time in-use outer lane, and then prevent to take place dangerous accident, thereby certain non-maintaining effect has been played.

Drawings

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

fig. 2 is a schematic structural view of a hub unit assembly of the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a flange plate; 4. a steel ball; 5. a magnetic counter-pressure cover; 6. an upper retainer; 7. a lower retainer; 8. a bolt; 9. an upper seal member; 10. a lower seal member; 11. a hub unit assembly; 12. a holder; 13. a connecting shaft; 14. an annular cover; 15. filling blocks; 16. sealing the sheet; 17. a limiting disc; 18. a limiting member; 19. a projection; 20. fixing the bolt; 21. a nut; 22. a first bent portion; 23. a second bent portion; 24. a third bending part.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 2, the present invention provides a technical solution: a high-load maintenance-free automobile hub unit comprises a hub unit assembly 11, the hub unit assembly 11 comprises an outer ring 1, an inner ring 2 and a flange 3, one or more bolts 8 are arranged in the flange 3, an upper sealing element 9 is connected with one end of the outer ring 1 and the surface of the inner ring 2, the upper sealing element 9 is fixed through a magnetic counter-pressure cover 5, the magnetic counter-pressure cover 5 is positioned at one side of a sealing sheet 16, a lower sealing element 10 is arranged at the other end of the outer ring 1 and the surface of the flange 3, steel balls 4 are arranged on the surfaces of the outer ring 1 and the inner ring 2 and the surfaces of the outer ring 1 and the flange 3, a retainer 12 is arranged outside the steel balls 4, the retainer 12 comprises an upper retainer 6 and a lower retainer 7, the upper retainer 6 and the lower retainer 7 are symmetrically arranged by the transverse center line of the flange 3, the upper retainer 6 is positioned above the lower retainer 7, and a connecting shaft 13 is arranged in the flange 3, a fastening structure for reinforcing the outer ring 1 is arranged between the connecting shaft 13 and the outer ring 1, the fastening structure comprises an annular cover 14 arranged on the surface of the outer ring 1, when in use, a person can sequentially insert the annular cover 14, a filling block 15 and a sealing sheet 16 into the hub unit assembly 11, so that the filling block 15 and the sealing sheet 16 are pressed into the surface of the outer ring 1 by the annular cover 14, the magnetic reverse pressing cover 5 is closed by the sealing sheet, then a limiting plate 17 is clamped and fixed on the surface of the annular cover 14 through a limiting part 18, thereby fixing the outer ring 1, avoiding the outer ring from loosening in long-time use, further preventing dangerous accidents, and further achieving a certain maintenance-free effect, a first bent part 22, a second bent part 23 and a third bent part 24 are sequentially arranged on the cross section of the annular cover 14 from bottom to top or from top to bottom, the annular cover 14 is sequentially provided with a filling block 15 and a sealing sheet 16, the sealing sheet 16 is positioned on one side of the filling block 15 and is in contact with the outer ring 1, the outer periphery of the outer ring 1 is provided with a protruding part 19 for fixing the annular cover 14, through holes are formed in the protruding part 19 and the annular cover 14, a fixing bolt 20 and a nut 21 for fixing the annular cover 14 are arranged in the through holes, a limiting disc 17 connected with the annular cover 14 is arranged on the surface of the connecting shaft 13, and a limiting part 18 for locking the limiting disc 17 is arranged in the connecting shaft 13.

To sum up, this kind of high load non-maintaining automobile wheel hub unit, in using, when using, personnel can be with annular cover 14, packing block 15 and gasket 16 insert in this wheel hub unit assembly 11 in proper order, make annular cover 14 impress packing block 15 and gasket 16 with the surface of outer lane 1, thereby make the gasket with magnetism reverse pressure lid 5 closure, later fix the surface at annular cover 14 with spacing disc 17 block through locating part 18, thereby can play the fixed to outer lane 1, avoid producing not hard up phenomenon in the long-time use outer lane, and then prevent dangerous accident, thereby certain non-maintaining effect has been played.

In the description of the present application, the terms "connect", "mount", "fix", "set", and the like are used in a broad sense, for example, the term "connect" may be a fixed connection or an indirect connection through intermediate components without affecting the relationship and technical effects of the components, or may be an integral connection or a partial connection, and as such, for a person skilled in the art, the specific meaning of the above terms in the present invention or the present invention can be understood according to specific situations.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The utility model provides a high load non-maintaining automobile wheel hub unit, includes wheel hub unit assembly (11), its characterized in that: wheel hub unit assembly (11) include outer lane (1), inner circle (2) and ring flange (3), the surface of outer lane (1) and inner circle (2), the surface of outer lane (1) and ring flange (3) all are equipped with steel ball (4), the outside of steel ball (4) is equipped with holder (12), be equipped with connecting axle (13) in ring flange (3), be equipped with between connecting axle (13) and outer lane (1) and be used for carrying out the fastening structure that consolidates outer lane (1).

2. The high-load maintenance-free automobile hub unit according to claim 1, characterized in that: fastening structure is including setting up in annular lid (14) on outer lane (1) surface, be equipped with filler block (15) and gasket (16) in proper order in annular lid (14), the surface of connecting axle (13) is equipped with spacing dish (17) that link to each other with annular lid (14), be equipped with in connecting axle (13) and be used for carrying out locating part (18) of locking to spacing dish (17).

3. The high-load maintenance-free automobile hub unit according to claim 2, characterized in that: the sealing piece (16) is located one side of filling block (15) and contacts with outer lane (1), the outer periphery of outer lane (1) is equipped with bulge (19) that are used for fixed annular lid (14), be equipped with the through-hole in bulge (19) and annular lid (14), be equipped with fixing bolt (20) and nut (21) that are used for fixed annular lid (14) in the through-hole.

4. The high-load maintenance-free automobile hub unit according to claim 3, characterized in that: the one end of outer lane (1) and the surface of inner circle (2) are connected with sealing member (9) and go up sealing member (9) and pass through magnetism gland (5) and fix, magnetism gland (5) are located one side of gasket (16), the other end of outer lane (1) is equipped with down sealing member (10) with the surface of ring flange (3).

5. The high-load maintenance-free automobile hub unit according to claim 4, characterized in that: the retainer (12) comprises an upper retainer (6) and a lower retainer (7), the upper retainer (6) and the lower retainer (7) are symmetrically arranged by using the transverse center line of the flange plate (3), and the upper retainer (6) is positioned above the lower retainer (7).

6. The high-load maintenance-free automobile hub unit according to claim 5, characterized in that: the flange plate (3) is internally provided with one or more bolts (8), and the cross section of the annular cover (14) is sequentially provided with a first bending part (22), a second bending part (23) and a third bending part (24) from bottom to top or from top to bottom.