CN-117048723-B - Stable steering system for wheels

CN117048723BCN 117048723 BCN117048723 BCN 117048723BCN-117048723-B

Abstract

The invention provides a wheel stable steering system, which comprises a first transmission part of a steering system of a front wing assembly, wherein the first transmission part of the steering system of the front wing assembly comprises a wheel core, a threaded part is arranged at one end, far away from a wheel side upright post, of the wheel core, one end, close to the threaded part, of the wheel core penetrates through a wheel to be in threaded connection with a lock nut, a step part is arranged at one end, far away from the wheel side upright post, of the threaded part, two inserting holes which are symmetrically arranged in the axial direction of the wheel core are arranged on the step part, an anti-dislocation device is arranged between the two inserting holes, one end, penetrating through the inserting holes, of the anti-dislocation device extends outwards, is used for limiting the lock nut axially, the stable connection of the wheel and the first transmission part is realized, the front wing assembly provides downward pressure for the wheel of the vehicle, and the front wing assembly can reduce the resistance of the wheel.

Inventors

CHENG QINGWEI
LI ZEXUAN
Lan Zhuangyuan
JIANG WEIXIN
HUANG HUITING
Zhou Lanyong
Duan Jianlun
Cai Pincong

Assignees

广州城市理工学院

Dates

Publication Date: 20260512
Application Date: 20221202

Claims (6)

1. The wheel stable steering system comprises a front wing component and a steering system, wherein the steering component is arranged on a frame, a shell is covered on the frame, and the front wing component is arranged at the front end of the shell; The wheel core is arranged in the wheel side stand column in a penetrating way and is rotatably connected with the wheel side stand column, the wheel side stand column is hinged with the frame, one end of the wheel core, which is far away from the wheel side stand column, is provided with a threaded part, more than two positioning pins are arranged between the threaded part and the wheel side stand column, and the wheel is provided with positioning holes matched with the positioning pins; A step part is arranged at one end of the thread part far away from the wheel side upright post, two splicing holes which are symmetrically arranged relative to the axial direction of the wheel core are arranged on the step part, an anti-dislocation device is arranged between the two plug holes and comprises two plug pieces, and a torsion spring is connected between the two plug pieces; the plug connectors are in one-to-one correspondence with the plug holes and are outwards plugged from the inner wall of the step part, and one end of each plug connector, which penetrates through each plug hole and outwards extends, axially limits the locking nut; The synchronous device comprises a synchronous support, a first transmission rod, a second transmission rod, a third transmission rod, a synchronous gear shaft and a sleeve assembly, wherein fixed seats are respectively arranged at two ends of the synchronous support, the sleeve assembly is fixed between the two fixed seats, the first transmission rod penetrates through the sleeve assembly, one end of the first transmission rod penetrates through the fixed seat to be hinged with the second transmission rod, the other end of the first transmission rod penetrates through the other fixed seat to be hinged with the third transmission rod in a sliding manner, the first transmission rod is arranged on the two fixed seats in a sliding manner, the second transmission rod is hinged with one side of a first transmission member, the third transmission rod is hinged with one side of the other first transmission member, a rack is arranged on one side of the first transmission rod, the sleeve assembly comprises an installation seat, an opening corresponding to the rack is arranged on one side of the installation seat, a synchronous gear shaft is installed in the installation seat, the gear of the synchronous gear shaft penetrates through the opening to be meshed with the rack, and the synchronous gear shaft is connected with the steering device; The front wing assembly comprises an adjusting piece assembly, a front wing main wing and two front wing flaps, wherein the two ends of the front wing main wing are respectively provided with a front wing first end plate, and two front wing second end plates are arranged between the two front wing first end plates; The adjusting piece assembly comprises two adjusting pieces, wherein the two adjusting pieces are positioned between two front wing second end plates, one front wing second end plate is connected with the shell through an adjusting piece, each front wing second end plate is provided with a front wing connecting hole, the front wing connecting pieces penetrate through the front wing connecting holes, each adjusting piece comprises more than two adjusting holes with different horizontal heights, the two front wing connecting pieces are arranged at the same height, and one front wing connecting piece penetrates through the adjusting hole of one adjusting piece to be connected with the front wing connecting fixing piece; The two front wing flaps are positioned above the front wing main wings and symmetrically arranged relative to the shell, and the front wing flaps are connected between the front wing second end plate and the front wing first end plate; The lower surface of the front wing main wing between the two front wing second end plates is outwards convexly provided with an arc-shaped protruding part, and the front wing main wing and the front wing flap are arranged in an arc shape along the length direction of the frame; The front wing arc-shaped guide piece is arranged at one end of the first end plate of the front wing, which is close to a wheel, and is bent and formed in a direction away from the second end plate of the front wing, the second plate of the front wing is connected with the front wing arc-shaped guide piece, the wheel side stand column can swing left and right relative to the frame along the length direction of the frame, the third hinging seat is driven by the synchronous device to act, the wheel side stand column swings, the wheel swings, the plug connector is arranged in an outward plug connection mode from the inner wall of the step part, the plug connector comprises a plug connector part and a compression part, the plug connector part is arranged at one side of the compression part, the plug connector part is matched with the plug connector hole in size and is smaller than the compression part in size, the plug connector part penetrates through the plug connector hole, the compression part is resisted from the inner wall of the step part, the compression part is provided with a locking hole, the two plug connector parts are connected through a torsion spring, one arm of the torsion spring is connected with one locking hole, the other arm of the torsion spring is connected with the other locking hole, and the compression part of the other arm of the torsion spring is compressed on the inner wall of the step part under the elastic force of the two plug connector.
2. The wheel stable steering system according to claim 1, wherein the plug-in components include plug-in parts and pressing parts, the plug-in parts are arranged on one side of the pressing parts, the plug-in parts are matched with the plug-in holes in size and smaller than the pressing parts in size, the plug-in parts penetrate through the plug-in holes to resist the pressing parts from the inner walls of the step parts, locking holes are formed in the pressing parts, one arm of force of the torsion spring is connected with one locking hole, the other arm of force of the torsion spring is connected with the other locking hole, and the pressing parts of the two plug-in components are simultaneously pressed on the inner walls of the step parts under the action of elasticity of the torsion spring.
3. The wheel stable steering system according to claim 1, wherein the wheel core is rotatably connected with the wheel side stand column through a rotating assembly, the wheel side stand column comprises a rotating hole, a first accommodating groove is formed in one side of the rotating hole, a second accommodating groove is formed in the other side of the rotating hole, a resisting part is formed between the first accommodating groove and the second accommodating groove, the rotating assembly comprises a first bearing and a second bearing, the first bearing is arranged in the first accommodating groove, the second bearing is arranged in the second accommodating groove, the side face of the outer ring of the first bearing is abutted with the resisting part, and the side face of the outer ring of the second bearing is abutted with the resisting part; One end of the wheel core is arranged on the first bearing, the second bearing and the rotating hole in a penetrating way, the wheel core is in interference fit with the inner ring of the first bearing, the wheel core is in interference fit with the inner ring of the second bearing, the outer ring of the first bearing is attached to the inner wall of the first accommodating groove, and the outer ring of the second bearing is attached to the inner wall of the second accommodating groove.
4. The wheel stable steering system according to claim 1, wherein a first hinging seat is arranged at the top of the wheel side stand column, a second hinging seat is arranged at the bottom of the wheel side stand column, the first hinging seat is arranged above the wheel core, the second hinging seat is arranged below the wheel core, the first hinging seat and the second hinging seat are overlapped in the height projection direction of the wheel core, a third hinging seat is further arranged on the wheel side stand column and is arranged on one side of the wheel core, the first hinging seat, the second hinging seat and the third hinging seat are all transversely arranged along the axial direction of the wheel core, the second transmission rod is hinged with the third hinging seat of one first transmission piece, and the third transmission rod is hinged with the third hinging seat of the other first transmission piece.
5. A wheel stabilizing steering system according to claim 1, wherein a front wing first plate wing and a front wing second plate wing extend from a front wing first end plate side wall in a direction away from a front wing second end plate, the front wing first plate wing being provided on an upper surface of the front wing first end plate, and the front wing second plate wing being provided on a lower surface of the front wing first end plate.
6. A wheel stabilizing steering system according to claim 5, wherein the front wing flap is disposed obliquely upward from an end of the front wing flap adjacent the front wing second end plate toward an end of the front wing flap adjacent the front wing first end plate.

Description

Stable steering system for wheels Technical Field The invention relates to formula racing cars, in particular to a wheel stable steering system. Background The racing car comprises an aerodynamic sleeve and a steering system, wherein the aerodynamic sleeve generates aerodynamic effect to enable the racing car to have downward pressure. The engine of the racing car provides great power immediately, but if the racing car does not have enough adhesion, the racing car can only slip in situ, and the power performance of the racing car cannot be improved at all. It is counted that approximately 80% of the adhesion of the racing car is produced by the downforce, the remaining 20% being provided by the tire. Insufficient downforce will affect the stability of the racing car during high speed driving. The steering system is used for realizing steering of wheels, comprises a steering device and wheels driven by the steering device, the existing wheels are fixed to the wheels only through connection of nuts and bolts, the nuts are not limited in the axial direction of the bolts, the nuts can move relative to the bolts, and therefore the nuts are easy to loosen and easily dislocate from the bolts, and the fixing effect on the wheels is poor. Meanwhile, the connecting structure between the wheel side stand column and the wheel core of the existing racing car is complex. The front wing assembly is fixed at the front part of the racing car, so that the height of the front wing assembly cannot be adjusted according to the terrain, a pressure difference cannot be formed between the upper surface of the front wing assembly and the lower surface of the front wing assembly, and the pressure of air to the front wing assembly is small. Further, stable steering of the wheels cannot be achieved; meanwhile, the wheel can generate turbulence in the rotating process, the turbulence generated by the wheel can interfere the air flow leaving the front wing, the pressure of the air in front of the wheel is positive, the pressure difference between the front and rear of the wheel is positive, the resistance of the wheel is increased, the external member cannot enable the air flow flowing through the front wing to bypass the wheel, the air flow and the turbulence are interfered, the resistance of the wheel is high, and the wheel is easy to be dislocated when the wheel is subjected to larger resistance, so that the structure of the wheel is unstable. Disclosure of Invention The invention provides a wheel stable steering system, wherein the height of a front wing component is adjustable, the front wing component provides downward force for wheels to realize stable steering of two wheels, the front wing component can reduce the resistance of the wheels, an anti-dislocation device is arranged on a wheel core to axially limit a locking nut, and the locking nut is stably locked on the wheel core. In order to achieve the aim, the technical scheme is that the wheel stabilizing steering system comprises a front wing component and a steering system, wherein the steering component is arranged on a frame, a shell is covered on the frame, and the front wing component is arranged at the front end of the shell. The steering system comprises a driven wheel assembly, a synchronizing device and a steering device, wherein the driven wheel assembly comprises first transmission parts which are respectively arranged on two sides of the frame, wheels are connected to the first transmission parts, the two first transmission parts are connected through the synchronizing device, and the synchronizing device is connected with the steering device. The first transmission piece comprises a wheel core and a wheel side stand column, wherein the wheel core is arranged in the wheel side stand column in a penetrating mode and is rotatably connected with the wheel side stand column, the wheel side stand column is hinged with the frame, one end, far away from the wheel side stand column, of the wheel core is provided with a threaded portion, more than two positioning pins are arranged between the threaded portion and the wheel side stand column, a positioning hole matched with the positioning pins is formed in a wheel, one end, close to the threaded portion, of the wheel core penetrates through the wheel and is in threaded connection with a locking nut, and the positioning pins are inserted into the positioning holes. The wheel hub is characterized in that a step part is arranged at one end of the threaded part, which is far away from the wheel hub upright post, two plug holes which are symmetrically arranged relative to the axial direction of the wheel hub are arranged on the step part, an anti-dislocation device is arranged between the two plug holes and comprises two plug pieces, torsion springs are connected between the two plug pieces, the plug pieces are in one-to-one correspondence with the plug holes and are in plug arrangement outwards from the inner wall of the step