CN217073903U

CN217073903U - Wheel and vehicle

Info

Publication number: CN217073903U
Application number: CN202221126133.XU
Authority: CN
Inventors: 王月玲; 姚树森
Original assignee: BAIC Group ORV Co ltd
Current assignee: BAIC Group ORV Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-07-29
Anticipated expiration: 2032-05-11

Abstract

The utility model discloses a wheel and vehicle, wherein, the wheel includes: the wheel rim is internally provided with spokes at equal intervals; the spoke is welded on the inner wall of the rim, the mounting disc is arranged between the ends, far away from the rim, of the spoke, and the mounting disc and the rim are both arranged to be of a circular structure; the mounting disc is characterized in that mounting holes are formed in the outer side of the mounting disc at equal intervals, and the rim is an aluminum alloy rim and is manufactured in a split mode with the spoke. The technical scheme of the utility model can effectively promote wheel shock resistance and lightweight effect under the prerequisite that improves material utilization.

Description

Wheel and vehicle

Technical Field

The utility model relates to an auto-parts technical field, concretely relates to wheel and vehicle.

Background

With the development of automobile technology, people have higher and higher requirements on automobile performance, especially controllability and comfort, good driving and control stability and comfortable driving feeling, which gradually become important marks of modern automobiles. In addition, the cross-country vehicle needs to meet the use requirements of different cross-country enthusiasts, and a driver can drive on different working conditions such as a beach, a riverbed, a forest road and a severe mountain road, so that the wheels need to have certain shock resistance.

Generally speaking, under the condition that the sprung mass is not changed, the unsprung mass is lightened, so that the acceleration performance, the control stability, the riding comfort and the braking performance of an automobile can be effectively improved, the wheel and the tire can be equivalent to 100% of unsprung mass generally, and the wheel and the tire play important roles in transmitting force and moment, buffering road surface impact and bearing the weight of the whole automobile. Therefore, the light weight design of the wheel and the tire is more and more emphasized, and becomes the key for lightening the unsprung mass.

At present, the conventional wheel does not reach a general lightweight level, and particularly for some high-cost lightweight technologies, the popularization of the lightweight wheel cannot be effectively achieved.

The prior art scheme has the following disadvantages: 1. the rim and the spoke are integrally cast, the casting time is long, the casting defects such as shrinkage cavities, shrinkage porosity, cracks, oxide film inclusion and the like are difficult to avoid, and the qualification rate of finished products is influenced; 2. the rim elongation is low, and when the wheel assembly received stronger impact, the crackle appeared easily in the rim position, leads to the wheel gas leakage, still can lead to the wheel fracture when serious, influences driving safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wheel and vehicle, aim at improving under material utilization's the prerequisite, effectively promote wheel shock resistance and lightweight effect.

In order to solve the technical problem, the utility model discloses a realize like this:

in a first aspect, an embodiment of the present invention provides a wheel, including:

the wheel rim is internally provided with spokes at equal intervals; and

the wheel spokes are welded on the inner wall of the rim, the mounting disc is arranged between the ends, far away from the rim, of the wheel spokes, and the mounting disc and the rim are both arranged to be of a circular structure;

the mounting disc is characterized in that mounting holes are formed in the outer side of the mounting disc at equal intervals, and the rim is an aluminum alloy rim and is manufactured in a split mode with the spoke.

The utility model discloses further set up to: the outer side of the wheel rim is provided with an inner rim roll edge.

The utility model discloses further set up to: the back cavity of the spoke is provided with a first weight reduction groove matched with the spoke in shape.

The utility model discloses further set up to: and second weight reduction grooves are formed in the outer side of the mounting disc and are positioned between every two adjacent mounting holes at equal intervals.

The utility model discloses further set up to: and drainage grooves are formed in the outer side of the mounting disc and on one side of the second weight reduction groove.

In a second aspect, embodiments of the present invention provide a vehicle, including a vehicle body and a wheel as described above, the wheel being mounted on the vehicle body.

To sum up, the beneficial effects of the utility model are that:

compared with the prior art, in the embodiment of the utility model, through carrying out the components of a whole that can function independently manufacturing with spoke and rim, thereby accomplish the modularization production, the production time has been shortened, casting defect has been reduced, thereby material utilization has been improved, the rim adopts high strength aluminum alloy material simultaneously, the elongation is high, the coefficient of deformation is little, can not fracture easily, mechanical properties is stronger, can effectively promote wheel shock resistance, and subtract heavy optimal design according to the project organization through at spoke back of the body chamber and mounting disc position, reduce wheel weight, the design of mounting disc position water drainage tank does benefit to the promotion of wheel drainage performance simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a wheel according to an embodiment of the present invention.

Fig. 2 is a partial structural sectional view of a wheel according to an embodiment of the present invention.

Fig. 3 is a side view of a wheel in an embodiment of the invention.

Fig. 4 is a partial cross-sectional view of a prior art wheel.

In the figure: 1. a rim; 2. a spoke; 3. curling the inner rim; 4. a first weight-reducing slot; 5. a second weight-reducing slot; 6. a water discharge tank; 7. and (7) mounting a disc.

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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides a wheel.

As shown in fig. 1-3, in an embodiment of the present invention, the wheel includes:

the wheel comprises a rim 1, wherein spokes 2 are arranged in the rim 1 at equal intervals, and the spokes 2 and the rim 1 form a wheel structure together; and

the wheel disc 2 is welded on the inner wall of the rim 1, the wheel disc 2 is manufactured by low-pressure casting, the rim 1 is manufactured by spinning forming, then the wheel disc 2 and the rim 1 are welded and compounded through friction welding, the wheel disc 2 and the rim 1 are manufactured separately and produced in a modularized mode, the production time is greatly shortened, meanwhile, the machining efficiency is improved, the casting defects are reduced, and therefore the material utilization rate is improved; the mounting disc 7 sets up and keeps away from between the one end of rim 1 at spoke 2, mounting disc 7 all sets up to circular structure with rim 1, is convenient for use equipment better.

Wherein, the mounting hole has been seted up to the outside equidistance of mounting disc 7, utilizes mounting hole and mounting disc 7, is convenient for use equipment fixing on the axletree better. The rim 1 is an aluminum alloy rim and is manufactured separately from the spokes.

The technical scheme of the utility model form through adopting 6061 aluminum alloy material to form through the spinning technology preparation with rim 1 to make rim 1 have the percentage elongation height, characteristics that the coefficient of deformation is little can effectively promote wheel shock resistance simultaneously, and 6061 aluminum alloy material has following advantage: the material is compact and flawless, has high toughness and good corrosion resistance, and the tensile strength of the rim made of 6061 aluminum alloy is improved by more than 40 percent compared with that of the rim cast by the traditional low pressure, the elongation is improved by nearly 3 times, and the shock resistance of the wheel can be effectively improved.

FIG. 4 is a partial cross-sectional view of a prior art wheel with no inner rim bead on the outboard side of the rim. In some embodiments of the present invention, as shown in fig. 2, the outer side of the rim 1 is provided with an inner rim bead 3. The rim 1 adopts cold spinning strengthening, and the inner rim is optimally designed by the inner rim curling 3. In addition, because the wheel receives when stronger impact, rim 1 failure mode mainly embodies with the mode of deformation, the utility model discloses a rim 1 fracture problem can not appear in the wheel, and the security performance is more reliable.

In some embodiments, the back cavities of the spokes 2 are provided with first weight reduction grooves 4 matched with the spokes 2 in shape, the purpose of reducing the weight of the wheel can be achieved by arranging the first weight reduction grooves 4, meanwhile, the thickness of the rim 1 is reduced by about 1mm compared with that of a common low-pressure casting traditional device, and the weight of the wheel after structure optimization is reduced by more than 20% compared with that of a traditional low-pressure casting aluminum wheel.

Wherein, as shown in fig. 1 and fig. 3, the second subtracts heavy groove 5 has just been seted up to equal equidistance between two adjacent mounting holes in the outside of mounting disc 7, subtracts heavy groove 5 through setting up the second, can reduce the weight of mounting disc 7 to further reduce the holistic weight of equipment, reach the purpose of lightweight, thereby reduce whole car unsprung weight, promote wheel shock resistance, promote whole car safety of traveling.

In some embodiments, as shown in fig. 3, a drainage groove 6 is opened on the outer side of the mounting plate 7 and on one side of the second lightening groove 5. Through setting up water drainage tank 6, can improve wheel drainage performance, be favorable to practical application and operation.

Specifically, in the practical application, through setting up spoke 2 to low pressure casting preparation and form, rim 1 forms for spin forming preparation, and later spoke 2 and rim 1 are compound through friction weld welding, and spoke 2 and rim 1 realize separately making and modular production, very big shortening production time, have improved machining efficiency simultaneously to casting defect has been reduced, thereby improved material utilization. Simultaneously through adopting 6061 aluminum alloy material to form through spinning process preparation with rim 1 to make rim 1 have the elongation height, characteristics that the coefficient of deformation is little, still can effectively promote wheel shock resistance, and 6061 aluminum alloy material has following advantage: the material is compact and flawless, has high toughness and good corrosion resistance, and the tensile strength of the rim made of 6061 aluminum alloy is improved by more than 40 percent compared with that of the rim cast by the traditional low pressure, the elongation is improved by nearly 3 times, and the shock resistance of the wheel can be effectively improved. Moreover, the first weight reduction groove 4, the second weight reduction groove 5 and the drainage groove 6 are formed, so that the weight of the wheel can be reduced, the drainage performance of the wheel can be improved, the thickness of the rim 1 is reduced by about 1mm compared with that of the conventional low-pressure casting equipment, and the weight of the wheel after structural optimization can be reduced by more than 20% compared with that of a conventional low-pressure casting aluminum wheel. In addition, the rim 1 adopts cold spinning reinforcement, and the inner rim is optimally designed with the inner rim turned edge 3, so that the deformation of the inner rim is less than or equal to 1mm when a 90-degree impact test K is 0.05; when K is 0.28, the wheel has no crack and the shock resistance of the wheel is greatly improved. In addition, the failure mode of the rim 1 is mainly embodied in a deformation mode when the wheel is subjected to strong impact, the utility model discloses a rim 1 cracking problem can not appear in the wheel, and the safety performance is more reliable.

The utility model discloses still provide a vehicle, this vehicle includes automobile body and wheel, wheel install in on the automobile body. The vehicle wheel specifically refers to the above embodiments, and since the vehicle uses all technical solutions of all the above embodiments, at least all beneficial effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated here.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.

Claims

1. A wheel, comprising:

the wheel rim is internally provided with spokes at equal intervals; and

2. A wheel as claimed in claim 1, wherein the outer side of the rim is provided with an inner rim bead.

3. A wheel as claimed in claim 1, wherein the back cavities of the spokes each define a first weight-reduction slot that is cooperatively shaped with the spokes.

4. The wheel as claimed in claim 3, wherein the mounting plate has second weight-reducing slots formed in the outer side thereof and between two adjacent mounting holes at equal intervals.

5. A wheel according to claim 4, wherein the outer side of the mounting plate and on one side of the second lightening slot are provided with drainage slots.

6. A vehicle comprising a body and a wheel according to any one of claims 1 to 5 mounted on the body.