CN210101788U - Wheel casing and car - Google Patents
Wheel casing and car Download PDFInfo
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- CN210101788U CN210101788U CN201920908079.6U CN201920908079U CN210101788U CN 210101788 U CN210101788 U CN 210101788U CN 201920908079 U CN201920908079 U CN 201920908079U CN 210101788 U CN210101788 U CN 210101788U
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- wheel cover
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Abstract
The embodiment of the utility model discloses wheel casing and car, it includes: the wheel cover comprises a wheel cover body, wherein an exhaust port used for being connected with an air outlet of an air curtain channel is formed in the wheel cover body, the outer side edge, far away from the interior of a vehicle body, of the exhaust port inclines towards the direction close to the interior of the vehicle body, and the first end, close to the direction of a vehicle roof, of the outer side edge is located on one side, close to the interior of the vehicle body, of the second end, far away from the direction of the vehicle roof, of. Utilize the embodiment of the utility model provides a can reduce airflow separation area's area and energy consumption, reduce the windage, oil saving.
Description
Technical Field
The utility model relates to the technical field of automobiles, concretely relates to wheel casing and car.
Background
At present, the design of the aerodynamic performance of the automobile aiming at reducing the aerodynamic resistance of the automobile is more and more important in the design and development process of the whole automobile in order to reduce the oil consumption of the automobile and improve the power performance. The design of the pneumatic performance of the automobile can effectively reduce the pneumatic resistance, and makes an important contribution to continuously improving the fuel economy of the automobile. The air curtain channel is one of common drag reduction parts, and the appearance effect can be effectively improved in the aspect of modeling, so that the air curtain channel is a drag reduction scheme which gives consideration to both the pneumatic performance and the modeling appearance effect.
The air curtain channel in the prior art is tubular and is provided with an air inlet and an air outlet, the air inlet is positioned in a fog lamp area, the air outlet is arranged on a wheel cover, and air flow in front of an automobile enters the air curtain channel through the air inlet and then flows to the side face of an automobile body through the air outlet. The inventor is realizing the utility model discloses an in-process discovery, the skew automobile body side distance of the air current of flowing by the gas curtain gas outlet is far away, and airflow separation area is great, has increased car windage, leads to the oil consumption to rise.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention provides a wheel cover and an automobile to solve the above technical problems.
An embodiment of the utility model provides a wheel casing, it includes: the wheel cover comprises a wheel cover body, wherein an exhaust port used for being connected with an air outlet of an air curtain channel is formed in the wheel cover body, the outer side edge, far away from the interior of a vehicle body, of the exhaust port inclines towards the direction close to the interior of the vehicle body, and the first end, close to the direction of a vehicle roof, of the outer side edge is located on one side, close to the interior of the vehicle body, of the second end, far away from the direction of the vehicle roof, of.
Optionally, the exhaust port further includes an inner side, an upper side, and a lower side, the inner side, the upper side, the lower side, and the outer side enclose a quadrilateral, the inner side is located on the side of the outer side close to the inside of the vehicle body, the upper side is connected to the first end of the outer side, and an included angle between the upper side and the outer side is α > 90 °.
Optionally, the quadrilateral is a parallelogram, the outer side is parallel to the inner side, and the upper side is parallel to the lower side.
Optionally α ═ 98 °.
Optionally, the inner corners of the parallelogram are chamfered.
Optionally, the angle of inclination of the outer side edge to the vertical direction is θ, and θ is greater than 0 and less than or equal to 30 °.
Optionally, the upper side is horizontally disposed.
Optionally, the second end of the outer side edge is spaced from the outer edge of the wheel cover body away from the interior of the vehicle body by 10-20 mm.
Optionally, the wheel cover is integrally formed.
The embodiment of the utility model provides a still provide a car, it includes the automobile body and as above the wheel casing, the wheel casing is installed on the automobile body.
The embodiment of the utility model provides a wheel casing and car are through setting up the gas vent on the wheel casing body to set up the first end on the outside limit of gas vent into the inside slope of orientation automobile body, can reduce airflow separation area's area and energy consumption, reduce the windage, oil saving.
Drawings
Fig. 1 is a schematic view of an installation structure of a wheel housing according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a fog lamp cover plate according to an embodiment of the present invention.
Fig. 3 is a cross-sectional view of a guide fin according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Fig. 1 shows the mounting structure schematic diagram of the wheel casing of the utility model, as shown in fig. 1, the embodiment of the utility model provides a wheel casing, it includes: the wheel casing comprises a wheel casing body 1, wherein an exhaust port 12 used for being connected with an air outlet of an air curtain channel is formed in the wheel casing body 1. The air flow of the air curtain channel flows from the air outlet to the air outlet 12.
An outer side edge 121 of the exhaust port 12, which is away from the interior of the vehicle body 2, is inclined toward the interior of the vehicle body 2, and a first end of the outer side edge 121 in the direction toward the roof is located on a side closer to the interior of the vehicle body 2 than a second end of the outer side edge 121 in the direction away from the roof, that is, the first end is located inward of the second end.
Here, "inside" means a direction toward the inside of the vehicle compartment.
When the wheel cover is used, the air flow in front of the automobile flows into the air curtain channel through the air inlet of the air curtain channel and then is exhausted to the tire 21 and the side face of the automobile body 2 through the air outlet and the air outlet 12 of the wheel cover body 1.
Because the first end of gas vent 12 inclines towards the inside of automobile body 2, produces the guide effect to the air current, can make the air current of gas vent 12 exhaust press close to automobile body 2 more, can reduce the area and the energy consumption of air flow separation zone, reduce the windage, fuel economy.
The embodiment of the utility model provides a wheel casing is through setting up the gas vent on the wheel casing body to set up the first end on the outside limit of gas vent into the inside slope of orientation automobile body, can reduce airflow separation area's area and energy consumption, reduce the windage, oil saving.
Further, the exhaust outlet 12 further includes an inner side 123, an upper side 122 and a lower side 124.
The inner side 123, the upper side 122, the lower side 124 and the outer side 121 form a quadrangle, and the inner side 123 is located inside the outer side 121, i.e., on a side close to the inside of the vehicle body 2.
The upper side 122 is connected to the first end of the outer side 121, and the included angle between the upper side 122 and the outer side 121 is α > 90 °.
By providing the exhaust port 12 as a quadrilateral and providing the upper side 122 at an angle greater than 90 ° with the outer side 121, not only the flow velocity of the airflow can be increased, but also the airflow discharged from the exhaust port 12 can be made to better approach the side of the vehicle body 2, thereby better reducing the area and energy consumption of the airflow separation region.
Preferably, the quadrilateral is a parallelogram, the outer side 121 is parallel to the inner side 123, and the upper side 122 is parallel to the lower side 124.
By arranging the quadrangle into a parallelogram, the air flow discharged from the air outlet 12 can be better attached to the side surface of the vehicle body 2, the area and the energy consumption of the airflow separation area can be better reduced, and the processing of the air outlet 12 can be facilitated.
In a preferred embodiment of the present invention, α is 98 °, and the two interior angles adjacent to α are 82 °.
Furthermore, the inner corners of the parallelogram are chamfered, so that the damage to workers can be avoided when the exhaust port 12 is connected with the air curtain channel, and the operation safety factor is improved.
As shown in fig. 1, the inner corners of the parallelogram are all chamfered in an arc shape, and the arc-shaped chamfer is recessed towards the direction away from the center of the parallelogram to prevent the chamfer from affecting the airflow entering the exhaust port 12.
In the embodiment of fig. 1, the outer side edge 121 and the inner side edge 123 are both arc-shaped edges, which can keep consistent with the arc-shaped contour of the wheel cover body 1, thereby improving the aesthetic property.
Optionally, the inclination angle of the outer side edge 121 to the vertical direction is θ, θ is greater than 0 and less than or equal to 30 °, so as to avoid that the inclination angle of the outer side edge 12 is too large, which results in an increase in the volume of the wheel casing and reduces the production cost.
Preferably, the upper side 122 is horizontally disposed, which further facilitates the disposition of the exhaust port 12.
Furthermore, the distance between the second end of the outer side edge 121 and the outer edge 11 of the wheel cover body 1 far away from the inside of the vehicle body 2 is 10-20mm, so that the size of the wheel cover can be further reduced, and the production cost can be reduced.
More preferably, the wheel casing is integrally formed, so that the wheel casing can be conveniently processed and manufactured, and the production cost is further reduced.
The embodiment of the utility model provides a still provide a car, it includes automobile body 2 and as above the wheel casing, the wheel casing is installed on the automobile body 2.
Wherein the exhaust port 12 of the wheel house body 1 faces the tire 21.
Further, as shown in fig. 2, the automobile further includes a fog lamp cover plate, which includes: a cover plate body 3 and guide fins 4.
The cover plate body 3 is provided with an air inlet 31 connected with an air inlet of the air curtain channel. The air flow in front of the automobile enters the air curtain channel through the air inlet 31 of the cover plate body 3.
The guide fins 4 are disposed in the air inlet 31, and partition the air inlet 31 into a first air inlet and a second air inlet.
The first air inlet is positioned at the upper part of the second air inlet. Wherein "up" is the direction towards the roof of the vehicle.
When the fog lamp apron uses, the air current in car the place ahead flows to in going into gas port 31, through the guide of water conservancy diversion fin 4, guide a part gas to first income gas port, another part gas flow guides to the second income gas port, then flow into the gas curtain passageway again, can make the velocity of flow distribution of air current more even, can flow to wheel 21 more evenly through gas curtain passageway combustion air current on, reduce the pressure of wheel windward side, reduce air current energy consumption, reduce aerodynamic drag, and can shelter from gas curtain inner structure, improve car front end outward appearance effect.
The embodiment of the utility model provides a fog lamp apron is through setting up apron body and guide fin, and guide fin cuts apart into two parts with the air current that gets into the gas inlet of apron body, can make the velocity of flow distribution of air current more even, and on air current can flow to the wheel more evenly through gas curtain passageway combustion gas, reduce the pressure of wheel windward side, reduce air current energy consumption, reduce aerodynamic drag to can shelter from gas curtain passageway inner structure, improve car front end outward appearance effect.
Further, as shown in fig. 3, the thickness of the guide fin 4 gradually increases from the air inlet 31 to the air inlet.
In this embodiment, the guide fins 4 may be airfoil plates, which may reduce the obstruction of the guide fins 4 to the airflow in front of the automobile, reduce the pressure of the airflow on the surfaces of the guide fins 4, and further reduce the wind resistance.
Further, as shown in FIG. 3, the guide fin 4 has an upper surface 41 and a lower surface 42 contacting with the air flow, and the upper surface 41 and the lower surface 42 form an angle of β, 10 DEG- β DEG-60 deg.
The included angle between the upper surface 41 and the lower surface 42 is set to be 10-60 degrees, so that the guide fin 4 can be matched with the angle of the air flow in front of the automobile, the blocking effect of the guide fin 4 on the air flow is favorably reduced, and the surface pressure and the wind resistance of the guide fin 4 are reduced.
In this embodiment, the upper surface 41 is angled from 0 to 30 ° from the horizontal. The lower surface 42 also has an angle of 0-30 ° with the horizontal plane, i.e. the upper surface 41 and the lower surface 42 are symmetrically arranged with respect to the horizontal plane, which can further reduce the surface pressure and wind resistance of the guide fin 4.
Preferably, the guide fin 4 is provided with a groove 43 on the side facing the air inlet, so as to reduce the weight of the guide fin 4, which is beneficial to meeting the light weight requirement of the vehicle.
More preferably, the guide fins 4 are horizontally arranged, so that the surface pressure and the wind resistance of the guide fins 4 can be further reduced, and the air flow in front of the automobile can be better divided.
As shown in fig. 3, the groove 43 is a V-groove.
Furthermore, the number of the guide fins 4 is at least two, so that the airflow is divided into a plurality of parts, the flow velocity of the airflow is more uniformly distributed and flows onto the wheels more uniformly, the pressure of the windward side of the wheels is reduced, the energy consumption of the airflow is reduced, and the aerodynamic resistance is reduced.
As shown in fig. 2, at least two guide fins 4 are uniformly arranged along the length direction of the air inlet 31, so that the flow velocity of the air flow is more uniformly distributed.
Preferably, the fog lamp cover plate is integrally formed, namely the cover plate body 3 and the guide fins 4 are integrally formed, so that the assembly is convenient, the production beat of a vehicle is improved, and the production cost is reduced.
Optionally, a buckle for clamping with the front protective skin is further arranged on the cover plate body 3. Through setting up the buckle, can conveniently protect the assembly of covering with preceding, improve assembly efficiency.
The technical solution of the present invention is described in detail with reference to the specific embodiments, and the described specific embodiments are used to help understand the idea of the present invention. The derivation and modification made by the person skilled in the art on the basis of the specific embodiments of the present invention also belong to the protection scope of the present invention.
Claims (10)
1. A wheel cover, comprising: the wheel cover comprises a wheel cover body, wherein an exhaust port used for being connected with an air outlet of an air curtain channel is formed in the wheel cover body, the outer side edge, far away from the interior of a vehicle body, of the exhaust port inclines towards the direction close to the interior of the vehicle body, and the first end, close to the direction of a vehicle roof, of the outer side edge is located on one side, close to the interior of the vehicle body, of the second end, far away from the direction of the vehicle roof, of.
2. The wheel cover according to claim 1, wherein the exhaust port further includes an inner side, an upper side, and a lower side, the inner side, the upper side, the lower side, and the outer side enclosing a quadrilateral, the inner side being located on the outer side on a side thereof adjacent to the interior of the vehicle body, the upper side being connected to a first end of the outer side, and the upper side and the outer side having an included angle of α > 90 °.
3. The wheel cover of claim 2, wherein the quadrilateral is a parallelogram, the outboard side being parallel to the inboard side, and the upper side being parallel to the lower side.
4. The wheel cover of claim 3, wherein α is 98 °.
5. The wheel cover of claim 4, wherein the inner corners of the parallelogram are chamfered.
6. The wheel cover according to claim 3, wherein the outer side edge is inclined at an angle θ of 0 < θ ≦ 30 ° with respect to the vertical direction.
7. The wheel cover of claim 6, wherein the upper side is horizontally disposed.
8. The wheel cover of claim 7, wherein the second end of the outboard edge is spaced 10-20mm from the outer edge of the wheel cover body away from the interior of the vehicle body.
9. The wheel cover according to any one of claims 1 to 8, wherein the wheel cover is integrally formed.
10. An automobile comprising a body and a wheel cover according to any one of claims 1 to 9, said wheel cover being mounted on said body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920908079.6U CN210101788U (en) | 2019-06-17 | 2019-06-17 | Wheel casing and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920908079.6U CN210101788U (en) | 2019-06-17 | 2019-06-17 | Wheel casing and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210101788U true CN210101788U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920908079.6U Active CN210101788U (en) | 2019-06-17 | 2019-06-17 | Wheel casing and car |
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| Country | Link |
|---|---|
| CN (1) | CN210101788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856764A (en) * | 2016-09-22 | 2018-03-30 | 福特全球技术公司 | For the trailer for the operation characteristic for measuring vehicle |
-
2019
- 2019-06-17 CN CN201920908079.6U patent/CN210101788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856764A (en) * | 2016-09-22 | 2018-03-30 | 福特全球技术公司 | For the trailer for the operation characteristic for measuring vehicle |
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