CN216993747U

CN216993747U - Double-sheet type hub

Info

Publication number: CN216993747U
Application number: CN202123222125.3U
Authority: CN
Inventors: 余波; 陈代辉
Original assignee: Chongqing Jade Aluminium Wheel Co ltd
Current assignee: Chongqing Jade Aluminium Wheel Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-19
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a double-piece hub which comprises a rim and a spoke assembly, wherein the spoke assembly comprises a middle block, a connecting ring, a screw hole plate and a spoke plate unit; five spoke plate units are uniformly distributed along the circumferential direction of the middle block, the inner side ends of the spoke plate units are fixedly connected with the middle block, the outer side ends of the spoke plate units are fixedly connected with the inner side of the connecting ring, and the connecting ring is fixedly connected with a rim through a connecting assembly; the middle of the middle block is provided with a rotating shaft hole, the screw hole plate is fixedly installed on the middle block and located on the outer side of the rotating shaft hole, and the screw hole plate and the middle block are provided with second threaded holes in a penetrating mode. This double-disk formula wheel hub has the compressive capacity height, stable in structure, convenient and practical's advantage.

Description

Double-piece type hub

Technical Field

The utility model relates to the technical field of automobile hubs, in particular to a double-piece hub.

Background

The wheel hub is a cylindrical metal component with the inner contour of the tire supporting the tire and the center of the metal component is arranged on a shaft, and is also called a rim, a steel ring, a wheel and a tire bead. The hub is of various kinds according to diameter, width, molding mode and material. The aluminum alloy wheel hub has three manufacturing methods, namely gravity casting, forging and low-pressure precision casting. 1. The gravity casting method comprises the steps of pouring an aluminum alloy solution into a mold by utilizing gravity, and processing and polishing the aluminum alloy solution by a lathe after forming to finish production. 2. The forging method, the whole block of aluminium ingot is directly extruded and formed on the die by a kiloton press, and has the advantages of uniform density, smooth and delicate surface, thin hub wall, light weight, highest material strength, more than three times higher than that of the casting method, but because of the requirement of more fine production equipment, the yield is only five to six times, and the manufacturing cost is higher. 3. The low-pressure precision casting method is used for precision casting under the low pressure of 0.1Mpa, the casting mode has good formability, clear outline, uniform density and smooth surface, can achieve high strength, light weight and cost control, has the yield of more than nine percent, and is the mainstream manufacturing method of the high-quality aluminum alloy hub.

Forged hubs are commonly divided into single, two and three pieces. The two-piece hub is divided into a rim and a spoke, and then fastened by high-strength bolts.

The double-piece hub in the prior art has the following defects in the use process:

1. the spoke of the wheel hub has poor compressive strength and is easy to deform under the action of external pressure, so that the overall strength of the wheel hub is influenced;

2. the stability of connection between the spoke of wheel hub and the rim is relatively poor, has the potential safety hazard.

Disclosure of Invention

To the not enough of above-mentioned prior art, the technical problem that this patent application will solve is how to provide a compressive capacity height, stable in structure, convenient and practical's double-disc formula wheel hub.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a double-piece hub comprises a rim and a spoke assembly, wherein the spoke assembly comprises a middle block, a connecting ring, a screw hole plate and spoke plate units; five spoke plate units are uniformly distributed along the circumferential direction of the middle block, the inner side ends of the spoke plate units are fixedly connected with the middle block, the outer side ends of the spoke plate units are fixedly connected with the inner side of the connecting ring, and the connecting ring is fixedly connected with a rim through a connecting assembly; the middle of the middle block is provided with a rotating shaft hole, the screw hole plate is fixedly installed on the middle block and located on the outer side of the rotating shaft hole, and the screw hole plate and the middle block are provided with second threaded holes in a penetrating mode.

Wherein, coupling assembling includes the connecting plate, the connecting plate sets up the inboard of clamping ring, first screw hole has been seted up to the position that the connecting plate is located between five radials units, first screw hole female connection has fastening bolt, the connecting plate passes through fastening bolt and rim fixed connection.

The screw hole plate is of a regular pentagon structure, and the second threaded holes are formed in five end corners of the screw hole plate.

The spoke plate unit comprises two spoke plates, and the spoke plates are arc-shaped steel plates.

And reinforcing blocks are fixedly arranged at the end parts of the two radials of the radials unit, which are connected with the middle block.

The two side ends of the rim are provided with flanges inclining outwards, and the inclination angle of the connecting plate of the spoke assembly is the same as that of the flanges.

The middle of the rim is provided with a clamping groove, and the middle of the clamping groove of the rim is provided with an inflating valve extending opening.

Wherein, intermediate block, radials unit and connecting ring are for the integrated forging shaping.

Compared with the prior art, the beneficial effects of this application are:

through the even fixed five radials units that are provided with in the middle piece periphery of spoke subassembly, and the radials is the arc steel sheet specifically, sets up its two to a radials unit, and the centre of every radials unit is provided with the boss with middle piece fixed connection's rigidity to make the compressive capacity of spoke improve in wheel hub's the spoke use, avoid appearing because the compressive capacity of spoke is relatively poor and lead to the relatively poor phenomenon of wheel hub bulk strength, improved wheel hub's application range.

Through the fixed connecting ring that is provided with in the inboard of spoke subassembly, the inboard of connecting ring is fixed be provided with be used for with the rim between fixed connection's the connecting plate to make be connected between spoke and the rim simple, stability improves, does benefit to wheel hub's use.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a side view of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "upper, lower" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

As shown in fig. 1-2, a two-piece hub includes a rim 1 and a spoke assembly 2 including an intermediate block 21, a connecting ring 23, a screw hole plate 24 and a web unit; five spoke plate units are uniformly distributed along the circumferential direction of the middle block, the inner side ends of the spoke plate units are fixedly connected with the middle block, the outer side ends of the spoke plate units are fixedly connected with the inner side of the connecting ring, and the connecting ring is fixedly connected with a rim through a connecting assembly; the middle of the middle block is provided with a rotating shaft hole 211, the screw hole plate is fixedly installed on the middle block and located on the outer side of the rotating shaft hole, and the screw hole plate and the middle block are provided with a second threaded hole 25 in a penetrating mode.

In this embodiment, coupling assembling includes connecting plate 231, the connecting plate sets up the inboard of clamping ring, first screw hole 232 has been seted up to the position that the connecting plate is located between the five radials units, first screw hole female connection has fastening bolt 3, the connecting plate passes through fastening bolt and rim fixed connection.

In this embodiment, the screw hole plate is a regular pentagon structure, and the second screw hole is all seted up at five extreme angle departments on the screw hole plate.

In this embodiment, for convenience of use, the web unit includes two webs 22, which are arc-shaped steel plates. The end positions of the two web plates of the web plate unit, which are connected with the middle block, are fixedly provided with reinforcing blocks 26. Both sides end of rim is provided with the turn-ups 11 that leans out, the inclination of the connecting plate of spoke subassembly is the same with turn-ups's inclination.

In this embodiment, in order to facilitate the installation of the tire, a clamping groove 12 is formed in the middle of the rim, and an inflating valve extension opening 13 is formed in the middle of the clamping groove of the rim. The middle block, the spoke plate units and the connecting rings are integrally forged and formed.

During the use, carry out fixed mounting with spoke subassembly and wheel hub through fastening bolt, the compressive capacity of spoke subassembly can be increased to the radials of spoke subassembly in the use, is convenient for improve wheel hub's application range, convenient and practical.

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

Claims

1. A two-piece hub comprising a rim (1) and a spoke assembly (2), characterized in that:

the spoke assembly (2) comprises a middle block (21), a connecting ring (23), a screw hole plate (24) and a spoke plate unit;

five spoke plate units are uniformly distributed along the circumferential direction of the middle block, the inner side ends of the spoke plate units are fixedly connected with the middle block (21), the outer side ends of the spoke plate units are fixedly connected with the inner side of a connecting ring (23), and the connecting ring (23) is fixedly connected with the rim (1) through a connecting assembly;

a rotating shaft hole (211) is formed in the middle of the middle block (21), the threaded plate (24) is fixedly mounted on the middle block (21) and located on the outer side of the rotating shaft hole (211), and a second threaded hole (25) is formed in the threaded plate (24) and the middle block (21) in a penetrating mode;

the spoke plate unit comprises two spoke plates (22), and the spoke plates (22) are arc-shaped steel plates;

and reinforcing blocks (26) are fixedly arranged at the end parts of the two wheel webs (22) of the wheel web units, which are connected with the middle block (21).

2. A two-piece hub according to claim 1, wherein the connecting assembly comprises a connecting plate (231), the connecting plate (231) is disposed on the inner side of the connecting ring (23), a first threaded hole (232) is formed in a position of the connecting plate (231) between five web units, a fastening bolt (3) is screwed into the first threaded hole (232), and the connecting plate (231) is fixedly connected with the rim (1) through the fastening bolt (3).

3. The two-piece hub according to claim 2, wherein the screw hole plate (24) is a regular pentagon structure, and the second screw hole (25) is opened at five corners of the screw hole plate (24).

4. A two-piece hub according to claim 1, wherein the rim (1) is provided with outwardly inclined flanges (11) at both side ends thereof, and the connecting plates (231) of the spoke assembly are inclined at the same angle as the flanges (11).

5. A two-piece hub according to claim 1, wherein a clamping groove (12) is formed in the middle of the rim (1), and an air valve extension opening (13) is formed in the middle of the clamping groove (12) of the rim (1).

6. A two-piece hub according to claim 1, wherein the intermediate blocks (21), the web elements and the connecting rings (23) are integrally forged.