CN219668126U - Tail bottom guard board and vehicle - Google Patents
Tail bottom guard board and vehicle Download PDFInfo
- Publication number
- CN219668126U CN219668126U CN202320291126.3U CN202320291126U CN219668126U CN 219668126 U CN219668126 U CN 219668126U CN 202320291126 U CN202320291126 U CN 202320291126U CN 219668126 U CN219668126 U CN 219668126U
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- main
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/82—Elements for improving aerodynamics
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a vehicle tail bottom guard board and a vehicle, comprising a guard board main board and a guard board tail board; the guard board main board is horizontally arranged, the guard board tail board is connected above the rear end of the guard board main board, and the guard board tail board and the guard board main board are arranged at an included angle; a plurality of main board drain holes are arranged on the guard board main board at intervals, and a plurality of tail board drain holes are arranged on the guard board tail board at intervals; the guard plate tail plate is provided with a water retaining convex rib, and the tail plate drain hole is positioned at the rear side of the water retaining convex rib. According to the vehicle tail bottom guard board and the vehicle, the guard board main board which is horizontally arranged is used for guiding air flow to flow backwards horizontally, so that the flow of wake vortex air flow is reduced, and the wind resistance of the vehicle is reduced. The backplate mainboard and backplate tailboard can mutually independent drainage, and the relatively less of mainboard wash port designable, tailboard drainage Kong Chaohou down, the air current also is difficult for getting into the chassis through the tailboard wash port, is favorable to further reducing the windage.
Description
Technical Field
The utility model relates to the technical field of vehicle guard plates, in particular to a vehicle tail bottom guard plate and a vehicle.
Background
The rear of the vehicle is typically provided with a rear underbody shield that serves to protect the rear floor of the vehicle. The existing vehicle tail bottom guard board is a whole inclined board, and after the vehicle tail bottom guard board is installed on the tail of a vehicle, the whole vehicle tail bottom guard board is inclined upwards from the rear. The wake vortex of the air flow at the tail of the vehicle is formed by converging the air flows at the top and the bottom of the vehicle, and affects the resistance of the vehicle. The existing rear end guard plate is inclined backwards and upwards, more airflow flows to the obliquely rear upper side of the rear end guard plate, and larger airflow wake vortexes are formed by converging the airflow above the rear end guard plate, so that the wind resistance of the vehicle is increased.
In addition, the tail bottom guard board also needs to consider the drain management of the chassis. The existing vehicle tail bottom guard board adopts a large-aperture drain hole to realize rapid drainage. The airflow at the bottom of the vehicle is in the orifice of the large-aperture drain hole, so that airflow turbulence can be formed, and part of airflow easily enters the chassis of the vehicle through the large-aperture drain hole, so that wind resistance is increased.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a novel vehicle tail bottom guard board and a vehicle. Through set up a plurality of mainboard wash ports on backplate mainboard water, be provided with a plurality of tailboard wash ports on backplate tailboard, and block the water on the backplate tailboard through the protruding muscle of manger plate and avoid flowing to the backplate mainboard for backplate mainboard and backplate tailboard are the drainage alone, and the mainboard wash port designable is less relatively, and wind is difficult for getting into the chassis through the mainboard wash port, and tailboard wash Kong Chaohou is down, and wind is also difficult for getting into the chassis through the tailboard wash port, is favorable to further reducing the windage.
The technical scheme of the utility model provides a vehicle tail bottom guard board, which comprises a guard board main board and a guard board tail board;
the guard board main board is horizontally arranged, the guard board tail board is connected above the rear end of the guard board main board, and the guard board tail board and the guard board main board are arranged at an included angle;
a plurality of main board drain holes are arranged on the guard board main board at intervals, and a plurality of tail board drain holes are arranged on the guard board tail board at intervals;
the guard plate tail plate is provided with a water retaining convex rib, and the tail plate drain hole is positioned at the rear side of the water retaining convex rib.
In one optional technical scheme, the main board drain hole is a round hole, and the aperture of the main board drain hole is between 10mm and 30 mm.
In one optional technical scheme, a plurality of main board ribs are arranged on the guard board main board at intervals, and at least one main board drain hole is arranged between every two main board ribs;
a plurality of tail plate ribs are arranged on the tail plate of the guard plate at intervals, and at least one tail plate drain hole is arranged between every two tail plate ribs.
In one optional technical scheme, the guard board tail board and the guard board main board are integrally formed.
In one optional technical scheme, the tail plate drain hole is in a strip shape.
In one optional technical scheme, a wind shield is connected to the bottom of the guard plate tail plate, the wind shield is arranged below the tail plate drain hole, and a wind shield opening of the wind shield faces backwards.
In one optional technical scheme, the air shield comprises a main cover plate and side cover plates connected to two ends of the main cover plate;
one end of the main cover plate is connected to the front side of the tail plate drain hole, and the other end of the main cover plate extends backwards and downwards to the position below the tail plate drain hole;
the side cover plate is connected to the side edge of the tail plate drain hole.
In one optional technical scheme, the main cover plate is arc-shaped.
In one optional technical scheme, at least one reinforcing rib is connected between the main cover plate and the guard plate tail plate, and the reinforcing rib is positioned in the fan housing opening or at the rear side of the fan housing opening.
The technical scheme of the utility model also provides a vehicle, which comprises the vehicle tail bottom guard board according to any one of the technical schemes.
By adopting the technical scheme, the method has the following beneficial effects:
the utility model provides a vehicle tail bottom guard board and a vehicle, wherein the vehicle tail bottom guard board consists of a guard board main board which is horizontally arranged and a guard board tail board which is obliquely arranged, and the guard board tail board is connected above the rear end of the guard board main board and is inclined backwards and upwards. When the vehicle runs at a high speed, the air flow flowing from front to back flows horizontally and backwards through the bottom surface of the guard plate main board, most of the air flow flows fast and backwards after flowing through the bottom surface of the guard plate main board, and a small part of the air flow can flow upwards and backwards along the inclined direction of the guard plate tail board, so that the air flow forming air flow wake vortex is reduced, and the wind resistance is reduced.
A plurality of relatively small-size main board drain holes are arranged on the guard board main board, a plurality of tail board drain holes are arranged on the guard board tail board, the tail board drain holes are positioned on the rear side of the water retaining convex ribs, and the water on the guard board main board and the guard board tail board is discharged respectively. Because the size or the aperture of the main board drain hole can be set relatively smaller, when the air flow passes through the main board drain hole, the air flow is easier to flow backwards, and can not enter the chassis through the main board drain hole, the tail board drain Kong Chaohou is downwards arranged, and the air flow is also not easy to enter the chassis through the tail board drain hole, so that the wind resistance is further reduced.
Drawings
The present disclosure will become more readily understood with reference to the accompanying drawings. It should be understood that: the drawings are for illustrative purposes only and are not intended to limit the scope of the present utility model. In the figure:
FIG. 1 is a perspective view of a rear end fender according to an embodiment of the utility model;
FIG. 2 is a bottom view of a rear end fender according to one embodiment of the utility model;
FIG. 3 is a side view of a tailstock panel provided in accordance with one embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a tailstock panel provided in accordance with an embodiment of the present utility model;
FIG. 5 is an air flow guiding view of a tailstock panel provided in accordance with one embodiment of the present utility model;
FIG. 6 is an enlarged view of FIG. 2A at a first viewing angle;
fig. 7 is an enlarged view of a in fig. 2 at a second viewing angle.
Detailed Description
Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 5, a tailstock fender 1 according to an embodiment of the present utility model includes a fender main plate 11 and a fender tail plate 12.
The backplate mainboard 11 level is arranged, and backplate tailboard 12 is connected in backplate mainboard 11 rear end top, and backplate tailboard 12 is the contained angle setting with backplate mainboard 11.
A plurality of main plate drain holes 111 are arranged on the guard plate main plate 11 at intervals, and a plurality of tail plate drain holes 123 are arranged on the guard plate tail plate 12 at intervals.
The guard plate tail plate 12 is provided with a water blocking convex rib 124, and the tail plate drain hole 123 is positioned at the rear side of the water blocking convex rib 124.
The vehicle tail bottom guard board 1 provided by the utility model is used for being arranged at the bottom of the tail end of a vehicle chassis and has the functions of diversion and protection.
The vehicle tail bottom guard board 1 comprises a guard board main board 11 and a guard board tail board 12, wherein the guard board main board 11 is positioned on the front side of the guard board tail board 12, and the guard board tail board 12 is connected on the rear side of the guard board main board 11. The guard plate main plate 11 is horizontally arranged, and the guard plate tail plate 12 is obliquely arranged. The backplate tail plate 12 is connected in the top of backplate mainboard 11 rear end, and backplate tail plate 12 slope upwards extends backward to be the contained angle setting with backplate mainboard 11, in order to satisfy the clearance requirement that leaves the ground of vehicle afterbody, also play the water conservancy diversion effect.
When the automobile is installed, the guard board main board 11 and the guard board tail board 12 are respectively connected with the chassis of the automobile. A connection lug 13 is integrally provided on the front side of the fender main plate 11 as necessary to connect with the vehicle chassis.
Specifically, the backplate tail plate 12 includes a tail plate main board 121 and a tail plate connecting board 122, the inclination of the tail plate connecting board 122 is greater than the inclination of the tail plate main board 121, the tail plate connecting board 122 is connected at the front end of the tail plate main board 121, the tail plate connecting board 122 is connected at the rear end of the backplate main board 11, the tail plate connecting board 122 and the tail plate main board 121 are in a ladder shape, the tail plate connecting board 122 plays a role in transitional connection, and the backplate main board 11 is lower than the tail plate main board 121, so that the backplate main board 11 is beneficial to the depression airflow of the backplate main board 11.
Since the apron main plate 11 is lower than the rear end of the apron tail plate 12, the wake vortex of the air flow flowing to the tail part of the air flow can be reduced. As shown in fig. 5, when the vehicle is running at a high speed, the air flow flowing from front to back flows horizontally and backward through the bottom surface of the guard board main board 11, most of the air flow flows quickly and backward after flowing through the bottom surface of the guard board main board 11, and a small part of the air flow flows obliquely upwards and backward along the guard board tail board 12, so that the air flow forming the air flow wake vortex is reduced, and the wind resistance is reduced.
In order to meet the need of draining water from the chassis of the vehicle and to reduce the size or aperture of the drain hole on the opened guard board main board 11, the following steps are adopted: a plurality of relatively small-sized main board drain holes 111 are arranged on the apron main board 11, and a plurality of tail board drain holes 123 are arranged on the apron tail board 12, specifically, the tail board drain holes 123 are arranged on the tail board main board 121. The front end of the tailboard main board 121 is integrally provided with the water retaining ribs 124 protruding in opposite directions, and all the tailboard drain holes 123 are arranged on the rear side of the water retaining ribs 124, so that water on the tailboard main board 121 can be prevented from flowing back to the guard board main board 11, the main board drain holes 111 are mainly used for draining water on the guard board main board 11, the tailboard drain holes 123 are mainly used for draining water on the tailboard main board 121, the independent draining of water on the guard board main board 11 and the guard board tailboard 12 is realized, the main board drain holes 111 are not used for draining water on the tailboard main board 121, and the size or aperture of the main board drain holes 111 can be reduced.
Because the size or aperture of the main board drain hole 111 can be set relatively smaller, when the air flow passes through the main board drain hole 111, the air flow is easier to flow backwards, but does not enter the chassis through the main board drain hole 111, the tail board drain hole 123 is arranged backwards and downwards, and wind is not easy to enter the chassis through the tail board drain hole 123, so that the wind resistance is further reduced.
In one embodiment, the main board drain hole 111 is a round hole, and the aperture of the main board drain hole 111 is between 10mm and 30mm, so that not only is the drain requirement met, but also the wind resistance can be prevented from being increased due to overlarge aperture.
As shown in fig. 4, the axis of the main board drain hole 111 is perpendicular to the bottom surface of the guard board main board 11, so that the backward advection air flow at the bottom of the guard board main board 11 is perpendicular to the main board drain hole 111, and the backward advection air flow is difficult to enter the perpendicular main board drain hole 111, which is beneficial to avoiding the air flow entering the vehicle chassis through the main board drain hole 111 and reducing wind resistance.
In one embodiment, as shown in fig. 1-2 and fig. 6-7, a plurality of main plate ribs 112 are disposed on the main plate 11 at intervals, and at least one main plate drain hole 111 is disposed between every two main plate ribs 112.
A plurality of tail plate ribs 125 are arranged on the guard plate tail plate 12 at intervals, and at least one tail plate drain hole 123 is arranged between every two tail plate ribs 125.
In this embodiment, a plurality of main board ribs 112 are disposed on the guard board main board 11 at intervals along the left-right direction or the width direction, the main board ribs 112 extend along the front-rear direction, and the main board ribs 112 are integrally disposed on the top surface of the guard board main board 11, which is beneficial to improving the structural strength of the guard board main board 11. At least one main board drain hole 111 is arranged between every two main board ribs 112 so as to drain water between the two main board ribs 112, thereby facilitating the drain management of the guard board main board 11.
A plurality of tail plate ribs 125 are arranged on the guard plate tail plate 12 at intervals along the left-right direction or the width direction, and the tail plate ribs 125 extend along the front-back direction, so that the structural strength of the guard plate tail plate 12 is improved. Specifically, the tailgate bead 12 is integrally provided on the top surface of the tailgate main plate 121. At least one tail plate drain hole 123 is arranged between every two tail plate ribs 125 to drain water between the two tail plate ribs 125, so that the drain management of the tail plate main board 121 is facilitated.
In one embodiment, the guard board tail board 12 and the guard board main board 11 are integrally formed, and the guard board tail board 12 and the guard board main board can be integrally formed by stamping, so that the guard board tail board is high in structural strength and convenient to process and manufacture.
In one embodiment, as shown in fig. 1, the tail drain hole 123 has a long strip shape extending along the width direction of the tail main plate 121, facilitating rapid drainage of water flowing forward from the rear end of the tail main plate 121.
In one embodiment, as shown in fig. 2, 4 and 6-7, the bottom of the backplate tail plate 12 is connected with a shield 14, the shield 14 covers under the tail plate drain hole 123, and the shield port 140 of the shield 14 faces rearward.
In this embodiment, a wind shield 14 is disposed below each tail board drain hole 123, and the wind shield opening 140 of the wind shield 14 faces backward, so as to prevent wind from entering the chassis of the vehicle through the tail board drain holes 123, which is beneficial to reducing wind resistance. The water discharged from the tailboard drain hole 123 flows out through the hood opening 140.
Because of the provision of the shield 14, the tailboard drain holes 123 may be arranged in a long strip, which extends in the left-right direction of the shield tailboard 12, facilitating rapid drainage.
In one embodiment, as shown in fig. 6 to 7, the hood 14 includes a main cover plate 141 and side cover plates 142 connected to both ends of the main cover plate 141.
One end of the main cover plate 141 is connected to the front side of the tailboard drain hole 123, and the other end of the main cover plate 141 extends rearward and downward to below the tailboard drain hole 123.
The side cover plate 142 is attached to the side edge of the tailboard drain hole 123.
In this embodiment, the hood 14 is composed of one main cover plate 141 and two side cover plates 142. Two side cover plates 142 are integrally connected to both left and right ends of the main cover plate 141. The upper end of the main cover plate 141 is connected to the fender apron 12 and is located on the front side of the apron drain hole 123. The lower end of the main shield plate 141 extends downward and rearward below the tailboard drain hole 123, and the lower end of the main shield plate 141 is located between the front and rear edges of the tailboard drain hole 123, or may pass rearward beyond the rear side edge of the tailboard drain hole 123. Two open side cover plates 142 are connected to both left and right sides of the tailplate drain hole 123, and a hood port 140 is formed between the side cover plates 142, rear side edges of the main cover plate 141, and the apron plate 12.
In one embodiment, as shown in fig. 6-7, the main shroud 141 is curved to facilitate rapid airflow along the curved surface of the main shroud 141, reducing windage.
In one embodiment, as shown in fig. 6-7, at least one reinforcing rib 143 is connected between the main hood panel 141 and the fender tail panel 12, the reinforcing rib 143 being located in the hood aperture 140 or at the rear side of the hood aperture 140.
Specifically, the reinforcing rib 143 is connected between the lower end of the main cover plate 141 and the fender apron 12, and is located at the rear side of the apron drain hole 123, and serves to improve the structural strength of the hood opening 140.
The technical scheme of the utility model also provides a vehicle, which comprises the vehicle tail bottom guard board 1 in any embodiment. The vehicle tail bottom guard board 1 is arranged on the bottom surface of the tail part of the vehicle chassis and plays a role in diversion and protection.
The above technical schemes can be combined according to the need to achieve the best technical effect.
What has been described above is merely illustrative of the principles and preferred embodiments of the present utility model. It should be noted that several other variants are possible to those skilled in the art on the basis of the principle of the utility model and should also be considered as the scope of protection of the present utility model.
Claims (10)
1. The vehicle tail bottom guard board is characterized by comprising a guard board main board and a guard board tail board;
the guard board main board is horizontally arranged, the guard board tail board is connected above the rear end of the guard board main board, and the guard board tail board and the guard board main board are arranged at an included angle; a plurality of main board drain holes are arranged on the guard board main board at intervals, and a plurality of tail board drain holes are arranged on the guard board tail board at intervals;
the guard plate tail plate is provided with a water retaining convex rib, and the tail plate drain hole is positioned at the rear side of the water retaining convex rib.
2. The vehicle tail bottom guard of claim 1, wherein the main plate drain hole is a circular hole, and the aperture of the main plate drain hole is between 10mm and 30 mm.
3. The vehicle tail bottom guard plate according to claim 1, wherein a plurality of main plate ribs are arranged on the guard plate main plate at intervals, and at least one main plate drain hole is arranged between every two main plate ribs;
a plurality of tail plate ribs are arranged on the tail plate of the guard plate at intervals, and at least one tail plate drain hole is arranged between every two tail plate ribs.
4. The underbody shield of claim 1, in which the shield tail plate is integrally formed with the shield main plate.
5. The underbody shield of claim 1, in which the tailboard drain holes are elongated.
6. The vehicle tail bottom shield of any of claims 1-5, wherein a shield is connected to a bottom of the shield tail plate, the shield being below the tail plate drain hole, a shield mouth of the shield facing rearward.
7. The underbody shield according to claim 6, wherein the hood comprises a main cover plate and side cover plates connected to both ends of the main cover plate;
one end of the main cover plate is connected to the front side of the tail plate drain hole, and the other end of the main cover plate extends backwards and downwards to the position below the tail plate drain hole;
the side cover plate is connected to the side edge of the tail plate drain hole.
8. The underbody shield of claim 7, in which the main shield is arcuate.
9. The underbody shield of claim 7, in which at least one reinforcing rib is connected between the main shield plate and the shield tail plate, the reinforcing rib being in or on a rear side of the hood opening.
10. A vehicle comprising the underbody shield of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320291126.3U CN219668126U (en) | 2023-02-22 | 2023-02-22 | Tail bottom guard board and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320291126.3U CN219668126U (en) | 2023-02-22 | 2023-02-22 | Tail bottom guard board and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219668126U true CN219668126U (en) | 2023-09-12 |
Family
ID=87926629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320291126.3U Active CN219668126U (en) | 2023-02-22 | 2023-02-22 | Tail bottom guard board and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219668126U (en) |
-
2023
- 2023-02-22 CN CN202320291126.3U patent/CN219668126U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |