CN219197927U

CN219197927U - Automobile hub unit

Info

Publication number: CN219197927U
Application number: CN202320095320.4U
Authority: CN
Inventors: 陈家平; 陈昕
Original assignee: Haining Ruibang Auto Parts Co ltd
Current assignee: Haining Ruibang Auto Parts Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-06-16
Anticipated expiration: 2033-02-01

Abstract

The utility model belongs to the technical field of automobile accessories, and particularly relates to an automobile hub unit which comprises a bearing inner ring, wherein the outer side of the bearing inner ring is provided with a bearing outer ring, one end of the bearing outer ring is provided with a top cover, the inner side of the top cover is provided with a first buffer cushion, the end surface of the bearing inner ring is provided with a fixing part, and the inside of the fixing part is provided with a fixing piece connected with the top cover. According to the utility model, the first sealing gasket, the slot, the inserting rod, the second sealing gasket, the first buffering cushion, the second buffering cushion, the sliding chute and the sliding block are arranged, so that the tightness of connection of automobile hub unit components can be improved, the leakage of internal lubricant is prevented, the operation service life of the automobile hub unit is ensured, meanwhile, the hub unit is simple in structure and convenient to assemble, the buffering effect on the steel balls in the moving process can be realized, the steel balls are prevented from being deformed and damaged due to extrusion, and the operation stability of the hub unit is improved.

Description

Automobile hub unit

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to an automobile hub unit.

Background

The automobile hub bearing is one of key parts of an automobile, and has the main functions of bearing weight and providing accurate guide for rotation of a hub, so that the automobile hub bearing is required to bear axial load and radial load, and a bearing inner ring of the automobile hub bearing is mainly connected with a half shaft, and a bearing outer ring is connected with the automobile hub.

The prior art has the following problems:

the general hub unit simple structure, in long-term use, the condition that inside structure easily appears not hard up leads to inside lubricant to appear revealing the condition, and inner structure is not hard up simultaneously, and the steel ball easily appears damaging the condition when the activity has reduced the result of use of hub unit.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an automobile hub unit, which solves the problems that the prior internal structure is easy to loose, so that the internal lubricant is easy to leak and the steel balls are easy to damage, and the using effect of the hub unit is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automobile hub unit, includes the bearing inner circle, the outside of bearing inner circle is provided with the bearing outer lane, the one end of bearing outer lane is provided with the top cap, the inboard of top cap is provided with first blotter, fixed part has been seted up to the terminal surface of bearing inner circle, the inside of fixed part is provided with the mounting that the top cap is connected, one side of first blotter is provided with first clamp, the other end of bearing inner circle is provided with first steel ball, one end of first clamp is provided with the second steel ball, the spout has been seted up to the inner wall of bearing outer lane, one side of first steel ball is provided with the second clamp, the outside of second clamp is provided with the slider, one end of second clamp is provided with the second blotter, the centre of top cap and bearing outer lane is provided with the second seal, the slot has been seted up to the terminal surface of bearing outer lane, the inside of slot is provided with the inserted bar that runs through the second seal and is connected with the top cap.

As a preferable technical scheme of the utility model, the inside of the fixing part is provided with an installation groove with internal threads, the inner diameter size of the fixing part is matched with the outer diameter size of the fixing piece, and the fixing part is in threaded connection with the fixing piece.

As a preferable technical scheme of the utility model, the number of the slots is a plurality of, and the slots are distributed on the end face of the bearing outer ring in a central symmetry manner.

As a preferable technical scheme of the utility model, the inner diameter size of the slot is matched with the diameter size of the inserting rod, and the inserting rod is inserted into the bearing outer ring through the slot.

As a preferable technical scheme of the utility model, the size of the sliding block is matched with the inner size of the sliding groove, and the sliding block is movably connected with the bearing outer ring through the sliding groove.

As a preferable technical scheme of the utility model, the first pressing piece is concave, and the inner diameter size of the first pressing piece is matched with the diameter size of the bearing inner ring.

Compared with the prior art, the utility model provides an automobile hub unit, which has the following beneficial effects:

1. this automobile wheel hub unit is through setting up first sealed pad, slot, inserted bar and the sealed pad of second, can improve the leakproofness that automobile wheel hub unit component connects, prevents that inside lubricant from appearing revealing the condition, guarantees automobile wheel hub unit operation life.

2. This automobile hub unit is through setting up first blotter, second blotter, spout and slider, and hub unit simple structure after the improvement, it is convenient to assemble, and can realize carrying out the cushioning effect to inside steel ball activity in-process, prevents that the steel ball from receiving the extrusion and deformation damaged condition from appearing, has improved hub unit's operation stationarity.

Drawings

FIG. 1 is a schematic view of an automobile hub unit according to the present utility model;

FIG. 2 is an enlarged schematic view of the structure at A;

fig. 3 is an enlarged schematic view of the structure at B.

In the figure: 1. a bearing inner ring; 2. a bearing outer ring; 3. a top cover; 4. a first cushion pad; 5. a fixing part; 6. a fixing member; 7. a first pressing member; 8. a first steel ball; 9. a second steel ball; 10. a chute; 11. a second pressing member; 12. a slide block; 13. a second cushion pad; 14. a second gasket; 15. a slot; 16. and a plunger.

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 to 3, in the present embodiment: the utility model provides an automobile hub unit, including bearing inner race 1, the outside of bearing inner race 1 is provided with bearing outer race 2, the one end of bearing outer race 2 is provided with top cap 3, the inboard of top cap 3 is provided with first blotter 4, fixed part 5 has been seted up to the terminal surface of bearing inner race 1, the inside of fixed part 5 is provided with the mounting 6 that top cap 3 is connected, one side of first blotter 4 is provided with first clamp 7, the other end of bearing inner race 1 is provided with first steel ball 8, one end of first clamp 7 is provided with second steel ball 9, spout 10 has been seted up to the inner wall of bearing outer race 2, one side of first steel ball 8 is provided with second clamp 11, the outside of second clamp 11 is provided with slider 12, one end of second clamp 11 is provided with second blotter 13, the centre of top cap 3 and bearing outer race 2 is provided with second seal 14, slot 15 has been seted up to the terminal surface of bearing outer race 2, the inside of slot 15 is provided with the inserted bar 16 that runs through second seal 14 and is connected with top cap 3.

In the embodiment, the inside of the fixing part 5 is provided with an installation groove with internal threads, the inner diameter size of the fixing part 5 is matched with the outer diameter size of the fixing piece 6, the fixing part 5 is in threaded connection with the fixing piece 6, and the disassembly and assembly are convenient; the number of the slots 15 is a plurality, and the slots 15 are distributed on the end face of the bearing outer ring 2 in a central symmetry manner, so that the installation stability between the assembled structures of the hub unit is ensured; the inner diameter size of the slot 15 is matched with the diameter size of the inserted link 16, and the inserted link 16 is spliced with the bearing outer ring 2 through the slot 15, so that the structure is simple and reasonable; the size of the sliding block 12 is matched with the inner size of the sliding groove 10, the sliding block 12 is movably connected with the bearing outer ring 2 through the sliding groove 10, the movement of steel balls is ensured, and the buffer effect is realized; the shape of the first pressing piece 7 is concave, the inner diameter size of the first pressing piece 7 is matched with the diameter size of the bearing inner ring 1, and the structure is reasonable.

The working principle and the using flow of the utility model are as follows: in the assembly process of the hub unit, the second pressing piece 11 is sleeved outside the bearing inner ring 1, steel balls are plugged into the second pressing piece 11 to slide, the steel balls are propped against one end of the bearing inner ring 1, then the sliding groove 10 on the inner wall of the bearing outer ring 2 is aligned with the sliding block 12, the bearing outer ring 2 is sleeved outside the second pressing piece 11 through the sliding action, another group of steel balls are plugged into the bearing outer ring 2, the first pressing piece 7 is adopted to align and press and fix, and finally the inserted rod 16 on the inner side of the top cover 3 penetrates through the second sealing gasket 14 to be inserted into the slot 15, and the fixing piece 6 is connected and fixed with the fixing part 5 through the rotation action.

Claims

1. Automobile hub unit comprising a bearing inner ring (1), characterized in that: the bearing inner ring is characterized in that the outer side of the bearing inner ring (1) is provided with a bearing outer ring (2), one end of the bearing outer ring (2) is provided with a top cover (3), the inner side of the top cover (3) is provided with a first buffer pad (4), the end face of the bearing inner ring (1) is provided with a fixing part (5), the inner side of the fixing part (5) is provided with a top cover (3) connected fixing part (6), one side of the first buffer pad (4) is provided with a first compression part (7), the other end of the bearing inner ring (1) is provided with a first steel ball (8), one end of the first compression part (7) is provided with a second steel ball (9), the inner wall of the bearing outer ring (2) is provided with a sliding groove (10), one side of the first steel ball (8) is provided with a second compression part (11), one end of the second compression part (11) is provided with a second buffer pad (13), one side of the second compression part (11) is provided with a second sealing gasket (14), and the middle of the top cover (3) and the outer ring (2) is provided with a second sealing groove (16), and the sealing groove (15) is provided with a sealing groove (15).

2. An automotive hub unit according to claim 1, characterized in that: the inside of the fixing part (5) is a mounting groove with internal threads, the inner diameter size of the fixing part (5) is matched with the outer diameter size of the fixing piece (6), and the fixing part (5) is in threaded connection with the fixing piece (6).

3. An automotive hub unit according to claim 1, characterized in that: the number of the slots (15) is a plurality, and the slots (15) are distributed on the end face of the bearing outer ring (2) in a central symmetry manner.

4. An automotive hub unit according to claim 1, characterized in that: the inner diameter size of the slot (15) is matched with the diameter size of the inserted link (16), and the inserted link (16) is inserted into the bearing outer ring (2) through the slot (15).

5. An automotive hub unit according to claim 1, characterized in that: the size of the sliding block (12) is matched with the inner size of the sliding groove (10), and the sliding block (12) is movably connected with the bearing outer ring (2) through the sliding groove (10).

6. An automotive hub unit according to claim 1, characterized in that: the first pressing piece (7) is concave, and the inner diameter size of the first pressing piece (7) is matched with the diameter size of the bearing inner ring (1).