CN113002637A

CN113002637A - Wind resistance-reducing active wheel wind-blocking ring system

Info

Publication number: CN113002637A
Application number: CN202110172059.9A
Authority: CN
Inventors: 赵文; 黄轶; 徐泽华
Original assignee: Dilu Technology Co Ltd
Current assignee: Dilu Technology Co Ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-06-22

Abstract

The invention belongs to the technical field of vehicle accessories, and particularly relates to a wind resistance reducing active wheel wind-blocking ring system which comprises a fender, a wind ring sheet, a transmission ring and a driving mechanism, wherein the fender is arranged on the wind ring sheet; a plurality of sliding groove groups are arranged on the upper edge of the fender, and each sliding groove group comprises two parallel sliding grooves; a plurality of wind ring sheets are arranged on the inner side of the circular arc of the fender, and one wind ring sheet corresponds to one sliding groove group; two sliding rails are arranged on the side part of each wind ring piece, and one sliding rail corresponds to one sliding groove; the fender is provided with a plurality of chutes, one chute corresponds to one wind ring piece, each wind ring piece is provided with a boss, and the bosses penetrate through the corresponding chutes; the arc on the outer side of the transmission ring is provided with a rack, and the driving gear is meshed with the rack. The invention adopts an actively controlled wheel wind blocking ring structure, and dynamically optimizes the wind resistance coefficient of the whole vehicle according to requirements.

Description

Wind resistance-reducing active wheel wind-blocking ring system

Technical Field

The invention belongs to the technical field of automobile chassis, and particularly relates to a wind resistance reducing active wheel wind-blocking ring system.

Background

Research shows that the size of the clearance between the wheels has certain correlation with the wind resistance coefficient of the whole vehicle, and the larger the clearance value is, the larger the wind resistance coefficient of the whole vehicle is. In order to ensure that the wheels do not interfere with wheel arches in the whole movement stroke, the clearance between the wheels and the wheel arches in a common design state must be ensured with a certain size, so that the wind resistance coefficient of the whole vehicle cannot be further reduced.

Disclosure of Invention

The invention aims to solve the problem that the requirements of a wheel movement space and the low wind resistance of a finished automobile cannot be considered in the prior art, and provides an active wheel wind-blocking ring system capable of dynamically reducing the wind resistance.

In order to achieve the purpose, the invention adopts the following technical scheme:

a wind resistance reducing active wheel wind-blocking ring system comprises a fender, a wind ring sheet, a transmission ring and a driving mechanism;

a plurality of continuous chute groups are arranged on the edge of the fender, and each chute group comprises two chutes which are parallel to each other;

a plurality of wind ring pieces are arranged on the inner side of the arc of the fender, each wind ring piece is of an arc structure with the same radian as the fender, one wind ring piece corresponds to one sliding groove group, and the symmetrical line of each wind ring piece is respectively parallel to two sliding grooves of the corresponding sliding groove group and has the same distance with the two sliding grooves;

two sliding rails are arranged on the side part of each wind ring piece, and one sliding rail corresponds to one sliding groove;

the transmission ring is located on the side portion of the fender, the transmission ring is of an arc-shaped structure with the same radian as the fender, the length of the transmission ring covers all chute groups, a plurality of chutes are formed in the fender, each chute corresponds to one wind ring piece, each wind ring piece is provided with a boss, and the bosses penetrate through the corresponding chutes;

the outside circular arc of driving ring has the rack on, and actuating mechanism is fixed in on the fender, and actuating mechanism includes in the driving motor of fender to and power take off end drive gear, drive gear and rack toothing.

As a further preferred option, the fender is provided with at least four groups of sliding grooves along the edge, the distance between each group being the same.

As a further preferred solution, each chute has the same angle with the symmetry line of the corresponding wind ring piece.

As a further preferred solution, the angle between the chute and the symmetry line of the corresponding wind ring piece is 45 °.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic illustration of a fender configuration;

FIG. 3 is a schematic structural view of a wind ring sheet;

FIG. 4 is a schematic view of the drive ring;

fig. 5 is a schematic structural view of the driving mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

A wind resistance reducing active wheel wind-blocking ring system comprises a wheel 100, a fender 200, a wind ring piece 300, a transmission ring 400 and a driving mechanism 500;

the wheel 100: the ground excitation and steering input and the inter-fender gap are dynamically changed.

The fender 200: fixedly mounted on the vehicle body and provided with a plurality of sets of sliding groove 201 structures.

Wind ring piece 300: the wind ring plates form the whole wind ring, the wind ring can be pushed out by a driving mechanism to reduce the wind resistance coefficient of the whole vehicle or be retracted into the fender to be hidden, a sliding rail 301 and a boss 302 structure are arranged on the wind ring plates, and the sliding rail 301 is matched with the sliding groove 201.

The driving ring 400: fixed in the automobile body through the arc slide rail, can rotate around the shape heart, be equipped with chute 401 and gear 402 structure on it, chute 401 and the radial 45 degrees angular placements that are of wheel, and cooperate with boss 302.

The driving mechanism 500: the gear mechanism is composed of a driving motor 501 and a driving gear 502, wherein the driving gear is fixed on an output shaft of the driving motor and is meshed with the rack 402.

A plurality of continuous chute groups are arranged on the upper edge of the fender 200, and each chute group comprises two chutes 201 which are parallel to each other;

a plurality of wind ring pieces 300 are arranged on the inner side of the arc of the fender 200, each wind ring piece 300 is of an arc structure with the same radian as that of the fender 200, one wind ring piece 300 corresponds to one chute group, and the symmetrical line of each wind ring piece 300 is parallel to two chutes 201 of the corresponding chute group and has the same distance with the two chutes 201;

two sliding rails 301 are arranged on the side of each wind ring piece 300, and each sliding rail 301 corresponds to one sliding groove 201;

the transmission ring 400 is located on the side portion of the fender 200, the transmission ring 400 is of an arc-shaped structure with the same radian as that of the fender 200, the length of the transmission ring covers all chute groups, a plurality of chutes 401 are formed in the fender 200, one chute 401 corresponds to one wind ring piece 300, a boss 302 is arranged on each wind ring piece 300, and the boss 302 penetrates through the corresponding chute 401;

the transmission ring 400 has a rack 402 on the outer arc, the driving mechanism 500 is fixed on the fender 200, the driving mechanism 500 includes a driving motor 501 of the fender 200, and a power output end driving gear 502, and the driving gear 502 is engaged with the rack 402.

The use condition is as follows: 1. the driving motor 501 drives the driving gear 502 to rotate; 2. through gear transmission, the transmission ring 400 also rotates; 3. the side surface of the chute 401 extrudes the boss 302, so that the wind ring piece 300 tends to move downwards; 4. due to the limitation of the sliding groove 201, the wind ring piece 300 extends out along the radial direction of the wheel to realize unfolding; 5. the driving motor 501 runs in the reverse direction, and the wind ring piece 300 retracts along the radial direction of the wheel, so that the hiding is realized.

At least four sliding groove groups are arranged on the fender 200 along the edge, and the distance between each group is the same; the included angle between each chute 401 and the symmetrical line of the corresponding wind ring piece 300 is the same; the included angle between the chute 401 and the symmetry line of the corresponding wind ring piece 300 is 45 degrees.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a fall windage initiative wheel wind-break ring system which characterized in that: comprises a fender (200), a wind ring sheet (300), a transmission ring (400) and a driving mechanism (500);

a plurality of continuous sliding groove groups are arranged along the edge of the fender (200), and each sliding groove group comprises two parallel sliding grooves (201);

a plurality of wind ring sheets (300) are arranged on the inner side of the arc of the fender (200), the wind ring sheets (300) are of arc structures with the same radian as that of the fender (200), one wind ring sheet (300) corresponds to one chute group, and the symmetrical line of each wind ring sheet (300) is respectively parallel to two chutes (201) of the corresponding chute group and is respectively the same as the distance between the two chutes (201);

two sliding rails (301) are arranged on the side of each wind ring piece (300), and one sliding rail (301) corresponds to one sliding groove (201);

the transmission ring (400) is located on the side portion of the fender (200), the transmission ring (400) is of an arc structure with the same radian as that of the fender (200), the length of the transmission ring covers all chute groups, a plurality of chutes (401) are formed in the fender (200), one chute (401) corresponds to one wind ring piece (300), each wind ring piece (300) is provided with one boss (302), and each boss (302) penetrates through the corresponding chute (401);

the outer side circular arc of transmission ring (400) is provided with a rack (402), a driving mechanism (500) is fixed on the fender (200), the driving mechanism (500) comprises a driving motor (501) of the fender (200) and a power output end driving gear (502), and the driving gear (502) is meshed with the rack (402).

2. The active wind resistance reducing wheel windguard system according to claim 1, wherein: at least four sliding groove groups are arranged along the edge of the fender (200), and the distance between each group is the same.

3. The active wind resistance reducing wheel windguard system according to claim 1, wherein: the included angle between each inclined groove (401) and the symmetrical line of the corresponding wind ring piece (300) is the same.

4. A reduced wind resistance active wheel windguard system according to claim 3, wherein: the included angle between the chute (401) and the symmetrical line of the corresponding wind ring piece (300) is 45 degrees.