CN214837830U

CN214837830U - High-strength double-row angular contact hub unit

Info

Publication number: CN214837830U
Application number: CN202121740092.9U
Authority: CN
Inventors: 周志仁
Original assignee: Zhejiang Baosheng Technology Co ltd
Current assignee: Zhejiang Baosheng Technology Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2021-11-23
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a high strength biserial angular contact wheel hub unit, be equipped with the inner circle of flange base including the bottom, and overlap in the outer lane of inner circle up end outer fringe face, the lower extreme butt of outer lane is in the flange base up end of inner circle, and the cover has a solid fixed cylinder on the lower extreme outer fringe face of outer lane, the lower extreme of solid fixed cylinder and the flange base fixed connection of inner circle, and be equipped with the fastener on the outer fringe face at solid fixed cylinder and outer lane middle part, the fastener is including being fixed in the installation piece on the solid fixed cylinder outer fringe face, be fixed in the butt joint piece on the outer lane outer fringe face, and connect the rotatable extending structure of installation piece and butt joint piece, and simultaneously, connect the rotatory extending structure of installation piece and butt joint piece to include the adjustable shelf of U-shaped and the tighrening ring of mouth shape, and the both ends activity of adjustable shelf is fixed in the inslot that corresponds on the installation piece and set up. This high strength biserial angular contact wheel hub unit has solved the not good problem of interior outer structure connection fixed effect, is favorable to improving the in-service use effect.

Description

High-strength double-row angular contact hub unit

Technical Field

The utility model belongs to the technical field of the wheel hub unit, concretely relates to high strength biserial angular contact wheel hub unit.

Background

The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. The main functions of the automobile are to bear weight and provide accurate guidance for the rotation of the whole hub, which requires that the automobile not only bear axial load but also bear radial load.

At present, the existing wheel hub is generally formed by adding an inner diameter to an outer ring, but the fixed connection between an inner structure and an outer structure is lack of stability, so that the integral tightness of the wheel hub is poor, and the effect in practical use is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength biserial angular contact wheel hub unit to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: high strength biserial angular contact wheel hub unit, be equipped with the inner circle of flange base including the bottom, and overlap in the outer lane of inner circle up end outer fringe face, the lower extreme butt of outer lane is in the flange base up end of inner circle, and the cover has a solid fixed cylinder on the lower extreme outer fringe face of outer lane, the lower extreme of solid fixed cylinder and the flange base fixed connection of inner circle, and be equipped with the fastener on the outer fringe face at solid fixed cylinder and outer lane middle part, the fastener is including being fixed in the installation piece on the solid fixed cylinder outer fringe face, be fixed in the butt joint piece on the outer lane outer fringe face, and connect the rotatable extending structure of installation piece and butt joint piece.

Preferably, the rotary telescopic structure for connecting the mounting block and the butt-joint block comprises a U-shaped movable frame and a mouth-shaped fastening ring, wherein two ends of the movable frame are movably fixed in the corresponding grooves formed in the mounting block, and the fastening ring is matched with the butt-joint grooves correspondingly formed in the butt-joint block.

Preferably, at least two guide rods symmetrically penetrate through the middle part of the movable frame, and one ends of the guide rods, which penetrate out of the movable frame, are jointly fixed on the side surface of the fastening ring.

Preferably, the middle part of one side of the fastening ring, on which the guide rod is fixed, can also be rotatably fixed with a fastening bolt, and one end of the fastening bolt, which is far away from the fastening ring, penetrates through the middle part of the movable frame and extends into the movable frame.

Preferably, the lower end of the fixed cylinder is configured with an annular fixed disk, the fixed disk is provided with a plurality of mounting bolts, and the mounting bolts penetrate through holes correspondingly formed in the fixed disk and are inserted into the flange base of the inner ring in a threaded manner.

Preferably, the middle part of the inner ring is arranged in the outer ring, a plurality of inserting columns are symmetrically constructed on two sides of the middle part of the inner ring, and a plurality of inserting grooves matched with the inserting columns are correspondingly formed in the inner side of the lower end of the outer ring.

The utility model discloses a technological effect and advantage: this high strength biserial angular contact wheel hub unit benefits from the cooperation of installation piece, adjustable shelf, butt joint piece and tighrening ring, and the accessible rotates the adjustable shelf and makes the tighrening ring overlap on the butt joint piece to make the tighrening ring remove the shrink along the direction of guide arm through revolving the fastening bolt soon, thereby make the tighrening ring tightly detain on butt joint groove, with the fixed effect of being connected of a fixed section of thick bamboo to inner circle and outer lane has been improved. And the inner ring can be quickly fixed with the outer ring due to the matching of the insertion columns, and the connection stability of the inner ring and the outer ring is further improved. This high strength biserial angular contact wheel hub unit has solved the not good problem of interior outer structure connection fixed effect, is favorable to improving the in-service use effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view taken along line a-a of fig. 1 in accordance with the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. an inner ring; 101. inserting the column; 2. an outer ring; 201. inserting grooves; 3. a fixed cylinder; 301. fixing the disc; 302. installing a bolt; 4. a fastener; 5. mounting blocks; 6. a movable frame; 601. a guide bar; 7. a butt joint block; 701. a butt joint groove; 8. a fastening ring; 801. and fastening the bolt.

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.

As shown in fig. 1, 2 and 3, the high-strength double-row angular contact hub unit includes an inner ring 1 having a flange base at the bottom, and an outer ring 2 sleeved on an outer edge surface of an upper end surface of the inner ring 1, a lower end of the outer ring 2 abuts against the upper end surface of the flange base of the inner ring 1, and a fixed cylinder 3 is sleeved on an outer edge surface of a lower end of the outer ring 2, the lower end of the fixed cylinder 3 is fixedly connected with the flange base of the inner ring 1, and a fastening member 4 is disposed on an outer edge surface of a middle portion of the fixed cylinder 3 and the outer ring 2, the fastening member 4 includes a mounting block 5 fixed on the outer edge surface of the fixed cylinder 3, a butt-joint block 7 fixed on the outer edge surface of the outer ring 2, and a rotatable telescopic structure connecting the mounting block 5 and the butt-joint block 7, and the rotatable telescopic structure connecting the mounting block 5 and the butt-joint block 7 further includes a U-shaped movable frame 6 and a mouth-shaped fastening ring 8, two ends of the movable frame 6 are movably fixed in corresponding mounting grooves formed on the mounting block 5 by hinging, and, the fastening ring 8 is adapted to the butt-joint slot 701 correspondingly opened on the butt-joint block 7, and can be fastened and fixed, at the same time, at least two guide rods 601 symmetrically penetrate through the middle of the movable frame 6, and one end of the guide rod 601 penetrating out of the movable frame 6 is commonly fixed on one side of the fastening ring 8, and the middle of one side of the fastening ring 8 where the guide rod 601 is fixed is further rotatably fixed with a fastening bolt 801 through a roller bearing, and one end of the fastening bolt 801 far away from the fastening ring 8 is threaded through the middle of the movable frame 6 and extends into the movable frame 6, when in specific use, the plurality of guide rods 601 play a limiting role for the fastening ring 8, so that when the fastening bolt 801 is screwed, the fastening ring 8 can only move or far away from the direction of the movable frame 6 along the guide rods 601, that is to screw the fastening bolt 801, that is to adjust the extension length of the fastening ring 8 on the movable frame 6, so that when the fixed inner ring 1 and the outer ring 2 are connected by using the fixed cylinder 3, the distance between the fastening ring 8 and the movable frame 6 can be extended to a proper length, then the fastening ring 8 is buckled on the butt joint block 7, meanwhile, the fastening bolt 801 is reversely screwed to contract the extension length of the fastening ring 8 on the movable frame 6, so that the fastening ring 8 is tightly buckled in the butt joint groove 701, the outer ring 2 can be tightly installed between the inner ring 1 and the fixed cylinder 3, and the connection fixing effect between the inner ring 1 and the outer ring 2 is improved.

An annular fixed plate 301 is configured at the lower end of the fixed cylinder 3, a plurality of mounting bolts 302 are arranged on the fixed plate 301, and the mounting bolts 302 penetrate through holes correspondingly formed in the fixed plate 301 and are inserted into the flange base of the inner ring 1 in a threaded mode.

The inner ring 1 middle part is arranged in the outer ring 2, the middle part bilateral symmetry structure of the inner ring 1 is provided with a plurality of inserting columns 101, the inner side of the lower end of the outer ring 2 corresponds to the inserting groove 201 provided with a plurality of adapting inserting columns 101, and when the inner ring is used specifically, the inserting columns 101 are matched with the inserting groove 201 in an inserting mode, so that the inner ring 1 can be rapidly fixed together with the outer ring 2, the assembly is facilitated, and the stability of connection of the inner ring 1 and the outer ring 2 is further improved.

The working principle is as follows: during assembly, the outer ring 2 can be fast sleeved and fixed on the outer edge surface of the upper end face of the inner ring 1 by utilizing the insertion fit of the insertion column 101 and the insertion groove 201, then the fixed cylinder 3 is sleeved at the bottom end of the outer ring 2, so that the joint of the inner ring 1 and the outer ring 2 is sleeved at the same time, at this time, the fixed cylinder 3 can be fastened at the middle part of the upper end face of the flange base of the inner ring 1 by utilizing the mounting bolt 302, then the extension length of the fastening ring 8 on the movable frame 6 is adjusted by screwing the fastening bolt 801, so that the fastening ring 8 can be sleeved on the butt joint block 7 by rotating the movable frame 6, at this time, the fastening bolt 801 can be screwed reversely again to enable the fastening ring 8 to move and contract along the direction of the guide rod 601, so that the fastening ring 8 can be tightly fastened in the butt joint groove 701, the insertion fixing effect of the inner ring 1 and the outer ring 2 is improved, and the insertion fit of the insertion column 101 and the insertion groove 201 is benefited, the stability of the connection of the inner ring 1 and the outer ring 2 is further improved. This high strength biserial angular contact wheel hub unit has solved the not good problem of interior outer structure connection fixed effect, is favorable to improving the in-service use effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. High strength biserial angular contact wheel hub unit is equipped with inner circle (1) of flange base including the bottom to and overlap outer lane (2) of inner circle (1) up end face outward flange face, its characterized in that: the lower extreme butt of outer lane (2) is in the flange base up end of inner circle (1), and the cover has solid fixed cylinder (3) on the lower extreme outer fringe face of outer lane (2), the lower extreme of solid fixed cylinder (3) and the flange base fixed connection of inner circle (1), and is equipped with fastener (4) on the outer fringe face at solid fixed cylinder (3) and outer lane (2) middle part, fastener (4) are fixed in butt joint piece (7) on outer lane (2) outer fringe face including being fixed in mounting block (5) on solid fixed cylinder (3) outer fringe face to and connect rotatable extending structure of mounting block (5) and butt joint piece (7).

2. A high strength double row angular contact hub unit according to claim 1, wherein: the rotary telescopic structure for connecting the mounting block (5) and the butt joint block (7) comprises a U-shaped movable frame (6) and a mouth-shaped fastening ring (8), the two ends of the movable frame (6) are movably fixed in the corresponding grooves formed in the mounting block (5), and the fastening ring (8) is matched with the butt joint groove (701) formed in the butt joint block (7).

3. A high strength double row angular contact hub unit according to claim 2, wherein: at least two guide rods (601) symmetrically penetrate through the middle of the movable frame (6), and one ends, penetrating out of the movable frame (6), of the guide rods (601) are jointly fixed on the side face of the fastening ring (8).

4. A high strength double row angular contact hub unit according to claim 3, wherein: the middle of one side of the fastening ring (8) fixed with the guide rod (601) can also be rotatably fixed with a fastening bolt (801), and one end of the fastening bolt (801) far away from the fastening ring (8) is threaded to penetrate through the middle of the movable frame (6) and extend into the movable frame (6).

5. A high strength double row angular contact hub unit according to claim 1, wherein: the lower end of the fixed cylinder (3) is provided with an annular fixed disk (301), the fixed disk (301) is provided with a plurality of mounting bolts (302), and the mounting bolts (302) penetrate through holes correspondingly formed in the fixed disk (301) and are inserted into the flange base of the inner ring (1) in a threaded mode.

6. A high strength double row angular contact hub unit according to claim 1, wherein: the middle of the inner ring (1) is arranged in the outer ring (2), a plurality of plug columns (101) are symmetrically constructed on two sides of the middle of the inner ring (1), and the inner side of the lower end of the outer ring (2) is correspondingly provided with plug grooves (201) matched with the plug columns (101).