Light cast aluminum alloy split type hub

Abstract

The utility model relates to the technical field of hub structures, in particular to a light cast aluminum alloy split type hub. According to the technical scheme, the wheel comprises a left wheel rim, a right wheel rim, a spoke and an inner wheel disc, the left wheel rim and the right wheel rim are connected through an installation assembly, a sealing ring is arranged between the contact faces of the left wheel rim and the right wheel rim, the spoke is arranged on the right wheel rim through a fixing assembly, the inner wheel disc is arranged at the circle center position of the spoke, and the inner wheel disc is arranged on the inner wheel disc. A positioning assembly is arranged between the left rim and the right rim. According to the split type hub, all the structures are spliced and installed in a split mode, fixing and installing operation of the whole hub is facilitated, and meanwhile when clients have different requirements for the hub structure, only the structures with the corresponding requirements need to be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a lightweight cast aluminum alloy split wheel hub. Background Art

[0002] Most of the aluminum alloy wheels for automobiles adopt an integral structure consisting of a rim, a wheel core and a number of straight spokes. Automobile wheels are often formed in one piece during production, which makes it inconvenient to install them during actual use.

[0003] Furthermore, in actual application, customers may have different requirements for only a part of the wheel disc or spoke of the automobile wheel hub. However, the existing automobile wheel hub production method generally uses an integral casting mold for one-piece production. In order to meet customer needs, different molds are not required to be produced in one system, and the manufacturing cost is relatively high.

[0004] For this reason, we propose a lightweight cast aluminum alloy split wheel hub to solve the existing problems. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a lightweight cast aluminum alloy split wheel hub.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lightweight cast aluminum alloy split wheel hub, comprising a left wheel rim, a right wheel rim, spokes and an inner wheel disc, the left wheel rim and the right wheel rim are connected to each other through an installation assembly, and a sealing ring is provided between the contact surfaces of the left wheel rim and the right wheel rim, the right wheel rim is provided with spokes through a fixing assembly, an inner wheel disc is provided at the center position of the spokes, and a positioning assembly is provided between the left wheel rim and the right wheel rim.

[0007] Preferably, the sealing ring is made of graphite material, which has excellent thermal stability, chemical corrosion resistance, good compression and resilience, small thermal stress relaxation, and strong ability to compensate for unevenness of the sealing surface.

[0008] Preferably, the mounting assembly is composed of a connecting bolt, a left convex ring and a right convex ring, the left convex ring is arranged on the inner surface of the left wheel rim, the right convex ring is arranged on the inner surface of the right wheel rim, and the left convex ring and the right convex ring are connected and fixed to each other by a connecting bolt.

[0009] Preferably, the left convex ring and the right convex ring of the mounting assembly are both provided with circular through holes adapted to the connecting bolts, and the connecting bolts are connected to the through holes.

[0010] Preferably, the fixing assembly is composed of a base ring, the base ring is arranged on the inner surface of the right wheel rim, and the spokes are arranged on the base ring by bolts.

[0011] Preferably, the inner wheel disc is provided with mounting holes, the main mounting hole is arranged at the center of the inner wheel disc, and the auxiliary mounting holes are distributed in a ring array relative to the inner wheel disc.

[0012] Preferably, the positioning assembly consists of a left positioning ring, a protrusion and a right positioning ring, the left positioning ring is arranged on the end face of the left rim, the right positioning ring is arranged on the end face of the right rim, the protrusion is equidistantly arranged on the right positioning ring, and the protrusion is movably inserted in the left positioning ring.

[0013] Preferably, a pin groove matched with the protrusion is formed on the corresponding surface of the left positioning ring of the positioning assembly, and the protrusion is movably inserted in the pin groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] During use of the utility model lightweight cast aluminum alloy split wheel hub, the left wheel rim and the right wheel rim can be spliced ​​and fixed by the mounting assembly, and the sealing performance at the connection position of the left wheel rim and the right wheel rim can be ensured by the sealing ring;

[0016] Then the inner wheel disc and its spoke structure can be installed in the right wheel rim through the fixing components. In actual production, the left wheel rim, right wheel rim, spokes and inner wheel disc are mold-cast by lightweight cast aluminum alloy. Through the cooperation between the above-mentioned installation components and fixing components, each structure is installed by split splicing, which facilitates the overall fixed installation operation of the wheel hub. When the customer has different requirements for the wheel hub structure, it only needs to replace the structure with the corresponding requirement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the right wheel rim structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the left wheel rim structure of the utility model;

[0020] Figure 4 For the utility model Figure 1 A schematic cross-sectional structure diagram of;

[0021] Figure 5 For the utility model Figure 4 A schematic diagram of a top view structure;

[0022] Figure 6 It is a schematic diagram of the structure of the positioning component of the utility model.

[0023] Reference numerals:

[0024] 1. Left wheel rim; 2. Right wheel rim; 3. Sealing ring; 4. Spoke; 5. Base ring; 6. Inner wheel disc; 7. Left positioning ring; 8. Bump; 9. Right positioning ring; 10. Connecting bolt; 11. Left convex ring; 12. Right convex ring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1

[0027] like Figure 1-Figure 6 As shown, the utility model proposes a lightweight cast aluminum alloy split wheel hub, including a left wheel rim 1, a right wheel rim 2, a spoke 4 and an inner wheel disc 6, the left wheel rim 1 and the right wheel rim 2 are connected to each other through a mounting assembly, and a sealing ring 3 is provided between the contact surfaces of the left wheel rim 1 and the right wheel rim 2, the right wheel rim 2 is provided with a spoke 4 through a fixing assembly, the inner wheel disc 6 is provided at the center position of the spoke 4, and a positioning assembly is provided between the left wheel rim 1 and the right wheel rim 2.

[0028] Based on Example 1:

[0029] During use of the lightweight cast aluminum alloy split wheel hub of the utility model, the left wheel rim 1 and the right wheel rim 2 can be spliced ​​and fixed by the mounting assembly, and the sealing performance at the connection position of the left wheel rim 1 and the right wheel rim 2 can be ensured by the sealing ring 3;

[0030] Then the inner wheel disc 6 and its spoke 4 structure can be installed in the right wheel rim 2 through the fixing components. In actual production, the left wheel rim 1, the right wheel rim 2, the spoke 4 and the inner wheel disc 6 are mold-casted by lightweight cast aluminum alloy, and the various structures are installed by split splicing through the mutual cooperation between the above-mentioned installation components and the fixing components.

[0031] Embodiment 2

[0032] like Figure 1-Figure 6 As shown, the utility model proposes a lightweight cast aluminum alloy split wheel hub. Compared with the first embodiment, this embodiment also includes: the sealing ring 3 is made of graphite material, which has excellent thermal stability, chemical corrosion resistance, good compression and resilience, small thermal stress relaxation, and strong ability to compensate for unevenness of the sealing surface, so that it can ensure good sealing even in situations of drastic temperature and pressure changes.

[0033] The mounting assembly consists of a connecting bolt 10, a left convex ring 11 and a right convex ring 12. The left convex ring 11 is arranged on the inner surface of the left wheel rim 1, and the right convex ring 12 is arranged on the inner surface of the right wheel rim 2. The left convex ring 11 and the right convex ring 12 are connected and fixed to each other through the connecting bolt 10. The left convex ring 11 and the right convex ring 12 of the mounting assembly are both provided with circular through holes that are compatible with the connecting bolt 10, and the connecting bolt 10 is inserted into the through holes. Through the cooperation of the above structure, the left wheel rim 1 and the right wheel rim 2 are spliced ​​and fixed through the connecting bolt 10.

[0034] The fixing assembly is composed of a base ring 5, which is arranged on the inner surface of the right wheel rim 2, and the spokes 4 are arranged on the base ring 5 by bolts, which can facilitate the disassembly and assembly operation between the spokes 4 and the wheel disc;

[0035] The inner wheel disc 6 is provided with mounting holes, the main mounting hole is located at the center of the inner wheel disc 6, and the auxiliary mounting holes are distributed in a circular array relative to the inner wheel disc 6. Through the design of each mounting hole, the lightweight cast aluminum alloy split wheel hub can be conveniently fixed to the external vehicle mounting structure through each mounting hole.

[0036] The positioning assembly consists of a left positioning ring 7, a protrusion 8 and a right positioning ring 9. The left positioning ring 7 is arranged on the end face of the left wheel rim 1, the right positioning ring 9 is arranged on the end face of the right wheel rim 2, the protrusions 8 are equidistantly arranged on the right positioning ring 9, the protrusions 8 are movably inserted in the left positioning ring 7, and the corresponding surface of the left positioning ring 7 of the positioning assembly is provided with a pin groove matched with the protrusion 8, and the protrusion 8 is movably inserted in the pin groove. Through the design of the positioning assembly, in the process of splicing and fixing the left wheel rim 1 and the right wheel rim 2, the right wheel rim 2 enters the pin groove of the left positioning ring 7 on the left wheel rim 1 with the protrusion 8, thereby avoiding the phenomenon of vertical misalignment between the two wheel rims.

[0037] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

[0038] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A lightweight cast aluminum alloy split wheel hub, comprising a left wheel rim (1), a right wheel rim (2), a spoke (4) and an inner wheel disc (6), characterized in that: The left wheel rim (1) and the right wheel rim (2) are connected to each other via a mounting assembly, and a sealing ring (3) is provided between the contact surfaces of the left wheel rim (1) and the right wheel rim (2). The right wheel rim (2) is provided with a spoke (4) via a fixing assembly, and an inner wheel disc (6) is provided at the center of the spoke (4). A positioning assembly is provided between the left wheel rim (1) and the right wheel rim (2).

2. The lightweight cast aluminum alloy split wheel hub according to claim 1, characterized in that: The sealing ring (3) is made of graphite material, which has excellent thermal stability, chemical corrosion resistance, good compression and resilience, small thermal stress relaxation, and strong ability to compensate for unevenness of the sealing surface.

3. The lightweight cast aluminum alloy split wheel hub according to claim 1, characterized in that: The mounting assembly is composed of a connecting bolt (10), a left convex ring (11) and a right convex ring (12); the left convex ring (11) is arranged on the inner surface of the left wheel rim (1), and the right convex ring (12) is arranged on the inner surface of the right wheel rim (2); the left convex ring (11) and the right convex ring (12) are connected and fixed to each other via the connecting bolt (10).

4. The lightweight cast aluminum alloy split wheel hub according to claim 3, characterized in that: The left convex ring (11) and the right convex ring (12) of the mounting assembly are both provided with circular through holes that are compatible with the connecting bolt (10), and the connecting bolt (10) is connected to the through holes.

5. The lightweight cast aluminum alloy split wheel hub according to claim 1, characterized in that: The fixing assembly is composed of a base ring (5), the base ring (5) is arranged on the inner surface of the right wheel rim (2), and the spoke (4) is arranged on the base ring (5) by bolts.

6. The lightweight cast aluminum alloy split wheel hub according to claim 1, characterized in that: The inner wheel disc (6) is provided with mounting holes, the main mounting hole is arranged at the center of the inner wheel disc (6), and the auxiliary mounting holes are distributed in a ring array relative to the inner wheel disc (6).

7. The lightweight cast aluminum alloy split wheel hub according to claim 1, characterized in that: The positioning assembly is composed of a left positioning ring (7), a protrusion (8) and a right positioning ring (9); the left positioning ring (7) is arranged on the end surface of the left wheel rim (1); the right positioning ring (9) is arranged on the end surface of the right wheel rim (2); the protrusions (8) are arranged equidistantly on the right positioning ring (9); and the protrusions (8) are movably inserted into the left positioning ring (7).

8. The lightweight cast aluminum alloy split wheel hub according to claim 7, characterized in that: A pin groove matched with the convex block (8) is provided on the corresponding surface of the left locating ring (7) of the locating assembly, and the convex block (8) is movably inserted in the pin groove.

Images