WO2023226250A1 - Ensemble de direction apte à commuter un mode de direction, système de direction et véhicule - Google Patents

Ensemble de direction apte à commuter un mode de direction, système de direction et véhicule Download PDF

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Publication number
WO2023226250A1
WO2023226250A1 PCT/CN2022/119333 CN2022119333W WO2023226250A1 WO 2023226250 A1 WO2023226250 A1 WO 2023226250A1 CN 2022119333 W CN2022119333 W CN 2022119333W WO 2023226250 A1 WO2023226250 A1 WO 2023226250A1
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WO
WIPO (PCT)
Prior art keywords
steering
locking
unlocking
moves
traverse
Prior art date
Application number
PCT/CN2022/119333
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English (en)
Chinese (zh)
Inventor
施国标
王军
刘鑫旺
孙惠春
曹景昭
韩冲
Original Assignee
北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院) filed Critical 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院)
Publication of WO2023226250A1 publication Critical patent/WO2023226250A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
    • B62D7/14—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering

Definitions

  • the invention relates to the technical field of steering gear assemblies, and in particular to a steering gear assembly, a steering system and a vehicle with switchable steering modes.
  • the car steering system can be used to change or maintain the direction of the car, which is crucial to the safe driving of the car.
  • the development of traditional automobile steering systems is very mature and has been applied to various modern vehicles.
  • the movements of the left and right wheels rotate in the same direction, which is difficult to meet the requirements for high maneuverability of the vehicle.
  • the emergence of independent steering technology meets different requirements for vehicle steering, overcomes the problem of large turning radius in traditional steering systems, and improves the maneuverability of vehicle steering operations.
  • the main technical problem to be solved by the present invention is to provide a steering gear assembly, a steering system, and a vehicle that can switch the vehicle's steering mode between integral steering and independent steering, so as to improve the maneuverability of the vehicle's steering operation.
  • this application provides a steering gear assembly with switchable steering modes, including:
  • the first independent steering mechanism includes: a first traverse member that can reciprocate in a transverse direction.
  • the first traverse member is used to connect with the first steering wheel body of the vehicle body.
  • the first traverse member moves in a transverse direction. The direction can be moved to the first position;
  • the second independent steering mechanism includes: a second traverse member that can reciprocate in the transverse direction.
  • the second traverse member is used to connect with the second steering wheel body of the vehicle body.
  • the second traverse member moves in the transverse direction. The direction can be moved to the second position;
  • the locking and unlocking mechanism includes: a locking and unlocking driving assembly and a locking member; the locking and unlocking driving assembly is provided on the first traversing member or the second traversing member, and the second traversing member or The first traverse member is provided with a connecting portion; the locking member is provided at the power output end of the locking and unlocking drive assembly, and the locking and unlocking drive assembly is used to drive the locking member to be in the locked position. Or the unlocking position; in the locking position, the first traverse member moves to the first position, and the second traverse member moves to the second position, so that the locking member is facing the connecting part , the locking piece is connected to the connecting part; in the unlocking position, the locking piece is separated from the connecting part.
  • the locking member is a latch
  • the connecting part is a socket. In the locking position, the latch is inserted into the socket; in the unlocking position, the latch moves out.
  • the jack In the locking position, the latch is inserted into the socket; in the unlocking position, the latch moves out. The jack.
  • the connecting part is a rack segment provided along the length direction of the second traversing member or the first traversing member, and the locking member is provided with a tooth segment; in the locking member In the unlocking position, the tooth segment is engaged with the rack segment; in the unlocking position, the tooth segment moves out of the rack segment.
  • the rack segment is one of an arc rack segment, a linear rack segment, or a circular rack segment
  • the rack segment is an arc rack segment, a linear rack segment, or a circular rack segment.
  • One of the tooth segments is one of an arc rack segment, a linear rack segment, or a circular rack segment.
  • the locking and unlocking driving assembly can output rotational motion
  • the locking piece can convert the rotational motion output by the locking and unlocking driving assembly into linear motion, and the locking piece does not follow the locking and unlocking driving assembly. Lock the rotational motion output by the drive assembly and rotate synchronously.
  • the locking and unlocking driving assembly includes: a rotary drive motor, a screw, and a screw nut; the motor shaft of the rotary drive motor is connected to one end of the screw, and the screw nut is Connected to the screw; the locking member is fixedly connected to the screw nut; the rotary drive motor drives the screw to rotate, and the screw nut moves along the axis of the screw, To drive the locking member to be in the locking position or the unlocking position.
  • the first independent steering mechanism also includes: a first displacement detection unit, the first displacement detection unit is used to detect whether the first traverse member moves to the first position;
  • the second independent steering mechanism further includes: a second displacement detection unit, the second displacement detection unit is used to detect whether the second traverse member moves to the second position.
  • the first traverse member moves to the first position to drive the first steering wheel body to a first steering angle;
  • the first independent steering mechanism also includes: a first angle detection unit, the first angle detection unit is To detect whether the steering angle of the first steering wheel body is the first steering angle;
  • the second traverse member moves to the second position to drive the second steering wheel body to a second steering angle;
  • the second independent steering mechanism also includes: a second angle detection unit, the second angle detection unit is To detect whether the steering angle of the second steering wheel body is the second steering angle.
  • the present application provides a steering system, including: the above-mentioned steering gear assembly with switchable steering modes.
  • the present application provides a vehicle, including: the steering system.
  • the first traverse member moves to the first position, and the second traverse member moves to the second position, so that the lock The stop piece is facing the connecting part.
  • the locking piece is in the locking position through the driving of the locking and unlocking driving assembly, so that the locking piece is connected to the connecting part, and the first traversing part and the second traversing part move in the same direction synchronously. , thereby connecting the first steering wheel body and the second steering wheel body to form an integrated steering mode to ensure the safety and reliability of the vehicle body.
  • the unlocking position the locking member is disengaged from the connecting portion, and the first traversing member and the second traversing member can move independently in the lateral direction, thereby meeting special steering requirements such as in-situ steering and lateral movement of the vehicle body.
  • Figure 1 is a schematic structural diagram of the connection between a switchable steering gear assembly and two steering wheels provided by this application;
  • FIG. 2 is a schematic structural diagram of the switchable steering gear assembly provided by the present application in one embodiment
  • Figure 3 is an exploded view of the switchable steering gear assembly provided by the present application in one embodiment
  • Figure 4 is a schematic diagram of the switchable steering gear assembly provided by the present application in a locked position in one embodiment
  • Figure 5 is a schematic diagram of the switchable steering gear assembly provided by the present application in an unlocked position in one embodiment
  • Figure 6 is a schematic structural diagram of a switchable steering gear assembly provided by the present application in another embodiment
  • Figure 7 is an exploded view of the switchable steering gear assembly provided by the present application in another embodiment
  • Figure 8 is a schematic diagram of the switchable steering gear assembly provided by the present application in another embodiment in a locked position
  • FIG. 9 is a schematic diagram of the switchable steering gear assembly provided by the present application in an unlocked position in another embodiment.
  • connection and “connection” mentioned in this application include direct and indirect connections (connections) unless otherwise specified.
  • This application provides a steering gear assembly, a steering system, and a vehicle that can switch steering modes.
  • the vehicle in this application has four wheels, namely two front wheels on the front side of the vehicle and two rear wheels on the rear side of the vehicle. , both front wheels and both rear wheels have independent steering functions.
  • This application uses a locking and unlocking mechanism to enable the two front wheels and the two rear wheels to switch between independent steering and overall steering functions. Independent steering can meet special needs such as in-situ steering (turning around in place), lateral movement, etc., and the overall Steering can ensure the steering stability of the vehicle during driving, thereby improving the safety and reliability of the vehicle.
  • two front wheels are taken as an example for explanation, and in order to illustrate the distinction, the two front wheels are respectively defined as a first steering wheel body and a second steering wheel body.
  • the steering gear assembly includes: a first independent steering mechanism 10 , a second independent steering mechanism 20 , and a locking and unlocking mechanism 30 .
  • the first independent steering mechanism 10 includes: a first traverse member 11 that can reciprocate in the lateral direction (as shown by the solid double arrow below the first traverse member 11 in Figure 1 ), The traverse member 11 is used to connect with the first steering wheel body 100 of the vehicle body.
  • the first traverse member 11 can be connected to the first steering wheel body 100 through the first ball joint pair 101, or, during the first traverse movement, A first tie rod may also be disposed between the member 11 and the first ball joint pair 101, and the first transverse member 11 and the first tie rod are connected through another ball joint pair.
  • the first traverse member 11 reciprocates in the transverse direction, and can drive the first steering wheel body 100 to turn left or right through the first ball joint pair 101 .
  • the first traverse member 11 can move in the transverse direction to the first position F. At the first position F, the steering angle of the first steering wheel body 100 is the first steering angle.
  • the first traverse member 11 is a first rack, and the first rack is driven by the first gear 12 to reciprocate in the transverse direction.
  • the first gear 12 is connected to the first drive motor, and the first rack is arranged in the transverse direction.
  • the first drive motor drives the first gear 12 to rotate around its own axis, and the first rack rotates the first gear 12
  • the rotational motion is converted into a linear motion along the transverse direction, and the rotation direction of the torque output by the first drive motor is adjusted, so that the first rack can reciprocate along the transverse direction to realize the reciprocation of the first traversing member 11 along the transverse direction. move.
  • the second independent steering mechanism 20 includes: a second traverse member 21, which can also reciprocate in the lateral direction (as shown by the double arrow above the second traverse member 21 in Figure 1).
  • the traverse member 21 is used to connect with the second steering wheel body 200 of the vehicle body.
  • the second traverse member 21 can be connected to the second steering wheel body 200 through the second ball joint pair 201, or, during the second traverse movement,
  • a second tie rod may also be disposed between the member 21 and the second ball joint pair 201, and the second transverse member 21 and the second tie rod are connected through another ball joint pair.
  • the second traversing member 21 moves back and forth in the transverse direction, and can drive the second steering wheel body 200 to turn left or right through the second spherical hinge pair 201.
  • the second traverse member 21 can move in the transverse direction to the second position S. In the second position S, the steering angle of the second steering wheel body 200 is the second steering angle.
  • the second traversing member 21 may also be a second rack, and the second rack is driven by the second gear 22 to reciprocate in the transverse direction.
  • the second gear 22 is connected to the second drive motor, and the second rack is also arranged in the transverse direction.
  • the second drive motor drives the second gear 22 to rotate around its own axis, and the second rack rotates the second gear 22
  • the rotational motion is converted into a linear motion in the transverse direction, and the rotation direction of the torque output by the second drive motor is adjusted, so that the second rack can reciprocate in the transverse direction to realize the second traversing member 21 in the transverse direction. Move back and forth.
  • the locking and unlocking mechanism 30 includes: a locking and unlocking driving assembly 31 and a locking member 32 .
  • the locking and unlocking driving assembly 31 is provided on the first traversing member 11 or the second traversing member 21 , and the second traversing member 21 or the first traversing member 11 is provided with a connecting portion.
  • the locking and unlocking driving assembly 31 is provided on the second traverse member 21 , and the first traversing member 11 is provided with a connecting portion 13 .
  • the connecting portion 13 is located on the locking and unlocking driving assembly 31
  • the locking member 32 is provided at the power output end of the locking and unlocking driving assembly 31.
  • the locking and unlocking driving assembly 31 is used to drive the locking member 31 to the locking position or the unlocking position.
  • the first traverse member moves 11 to the first position F, and the second traverse member moves 21 to the second position S, so that the locking member 32 is facing the connecting part 13.
  • the locking member 32 passes The driving of the locking and unlocking driving assembly 31 is in the locking position, so that the locking member 32 is connected to the connecting part 13, and the first traversing member 11 and the second traversing member 21 move in the same direction synchronously, thereby turning the first steering wheel body 100 is connected with the second steering wheel body 200 to form an integrated steering mode to ensure the safety and reliability of the vehicle body.
  • the unlocking position the locking member 32 is separated from the connecting portion 13, and the first transverse member 11 and the second transverse member 21 can move independently in the lateral direction, thereby meeting special steering requirements such as in-situ steering and lateral movement of the vehicle body.
  • the first independent steering mechanism 10 also includes: a first displacement detection unit.
  • the first displacement detection unit is used to detect whether the first traverse member 11 moves to the first position F. More specifically, to detect whether the first traverse member 11 moves to the first position F. Whether one end of the connecting portion 13 on a traverse member 11 moves to the first position F.
  • the second independent steering mechanism 20 also includes: a second displacement detection unit, the second displacement detection unit is used to detect whether the second traverse member 21 moves to the second position S.
  • the locking and unlocking driving assembly 31 drives the locking part 32 to be in the locking position, so that the locking part 32 is connected to the connecting part 13.
  • an overall steering mode command can be sent to the first independent steering mechanism 10 and the second independent steering mechanism 20, and the first drive motor drives the first gear to rotate to drive the first traverse member 11 in the transverse direction. direction moves to the first position F, and the second drive motor drives the second gear to rotate to drive the second traverse member 21 to move in the transverse direction to the second position S, so that the locking member 32 is connected to the connecting portion 13, so that The first independent steering mechanism 10 and the second independent steering mechanism 20 form an integral steering mode.
  • the first drive motor and the second drive motor are driven synchronously, or one of the first drive motor and the second drive motor works and the other can be used as a backup drive motor.
  • both the first displacement detection unit and the second displacement detection unit can use infrared sensors.
  • the first displacement detection unit is set at the first position F
  • the second displacement detection unit is set at the second position S.
  • the infrared sensor The transmitting module emits infrared rays.
  • the first traversing member 11 moves to the first position F
  • the second traversing member 21 moves to the second position S
  • the first traversing member 11 or the second traversing member 21 blocks it. And reflects infrared rays, and the reflected infrared rays are received by the receiving module of the infrared sensor for detection.
  • the first traverse member 11 moves to the first position F to drive the first steering wheel body 100 to assume a first steering angle. Therefore, whether the first traverse member 11 moves to the first position F can be determined by detecting the magnitude of the first steering angle.
  • the first independent steering mechanism 10 further includes: a first angle detection unit, which is used to detect whether the steering angle of the first steering wheel body 100 is the first steering angle.
  • the second traverse member 21 moves to the second position S to drive the second steering wheel body 200 to assume a second steering angle. Similarly, it can be determined whether the second traverse member 21 moves to the second position S by detecting the size of the second steering angle.
  • the second independent steering mechanism 20 also includes: a second angle detection unit, and the second angle detection unit is To detect whether the steering angle of the second steering wheel body 200 is the second steering angle.
  • the first angle detection unit detects that the steering angle of the first steering wheel body 100 is the first steering angle
  • the second angle detection unit detects that the steering angle of the second steering wheel body 200 is the second steering angle
  • the first steering angle can be determined.
  • the traversing member 11 moves to the first position F
  • the second traversing member 21 moves to the second position S, so that the locking member 32 is facing the connecting part 13, and the locking and unlocking driving assembly 31 drives the locking member 31 to be locked. position, so that the locking member 32 is connected to the connecting portion 13 .
  • a locking instruction needs to be sent to the locking and unlocking driving assembly 31 .
  • an overall steering mode command is sent to the first independent steering mechanism 10 and the second independent steering mechanism 20 to drive the first gear to rotate through the first drive motor to drive the first traverse member 11 in the transverse direction.
  • Move to the first position F and detect the steering angle of the first steering wheel body 100 as the first steering angle through the first angle detection unit.
  • the second drive motor drives the second gear to rotate to drive the second traverse member 21 to move in the lateral direction to the second position S, and the second angle detection unit detects that the steering angle of the second steering wheel body 200 is the second steering angle.
  • the locking member 32 can be connected to the connecting portion 13, so that the first independent steering mechanism 10 and the second independent steering mechanism 20 form an integral steering mode.
  • the first drive motor and the second drive motor are driven synchronously, or one of the first drive motor and the second drive motor can work and the other can be used as a backup drive motor.
  • the first steering wheel body 100 and the second steering wheel body 200 should be in an aligned state, that is, the first steering angle and the second steering angle should both be 0°, that is, the vehicle body should be kept in a straight line.
  • the locking member 32 can be accurately aligned with the connecting portion 13 .
  • the first steering wheel body 100 can also be steered to a first steering angle with a first predetermined angle value
  • the second steering wheel body 100 can be steered to a second steering angle with a second predetermined angle value, wherein , the first predetermined angle value and the second predetermined angle value can satisfy the steering angle when the first steering wheel body 100 and the second steering wheel body steer in the same direction in the overall steering mode.
  • the first predetermined angle value and the second predetermined angle value can satisfy the steering angle when the first steering wheel body 100 and the second steering wheel body steer in the same direction in the overall steering mode.
  • the locking and unlocking driving assembly 31 can output rotational motion
  • the locking member 32 can convert the rotational motion output by the locking and unlocking driving assembly 31 into linear motion, and the locking member 32 does not follow the direction of the locking and unlocking driving assembly 31 .
  • the output rotational movement rotates synchronously, thereby preventing the locking member 32 from being connected to the connecting part 13 and driving the connecting part 13 to move, ensuring that the first traversing part 11 and the second traversing part 21 are in a relatively stationary state.
  • the locking and unlocking drive component 31 capable of outputting rotational motion usually adopts a drive motor, and the locking member 32 is adopted in a manner that the locking member 32 does not rotate synchronously with the rotational motion output by the locking drive component 31, while ensuring the first horizontal direction. While the moving member 11 and the second traversing member 21 are in a relatively stationary state, it can also prevent the driving motor from stalling to keep the two traversing members relatively stationary, effectively improving the safety of the driving motor.
  • the locking and unlocking driving assembly 31 can also output linear motion.
  • a gear and rack transmission method is used.
  • the gear is driven by a driving motor to rotate around its own axis, and the rack converts the rotational motion of the gear into linear motion.
  • the locking part 32 can be driven to move by the linear motion of the rack and connected with the connecting part 12 .
  • the lock-unlock drive assembly can output rotational motion as an example for explanation.
  • the lock-unlock drive assembly 31 includes: a rotation drive motor 311, a screw 312, and screw nut (not shown).
  • the motor shaft of the rotary drive motor 311 is connected to one end of the screw 312, the screw nut is screwed to the screw 312, and the locking member 32 is fixedly connected to the screw nut.
  • the rotary drive motor 311 drives the screw 312 to rotate around its own axis.
  • the screw nut converts the rotary motion of the screw 312 into a linear motion along the axis of the screw 312.
  • the rotary drive motor 311 drives the screw. 312 rotates, and the screw nut moves along the axis of the screw 312 to drive the locking member 32 to be in the locking position or the unlocking position.
  • the screw nut does not rotate with the rotation of the screw 312, or when the screw nut rotates with the rotation of the screw 312, the locking member 32 does not rotate with the screw nut. Turn and turn.
  • the first limiting component and the second limiting component can be provided to limit the moving stroke of the screw nut along the axis of the screw 312, so that the moving stroke of the screw nut can satisfy the driving requirements.
  • the locking member 32 is in the locking position or the unlocking position.
  • the first limiting component limits the moving stroke of the screw nut along the axis of the screw 312 to the first moving stroke. Under the first moving stroke, the screw nut drives the locking member 32 to be in the locking position.
  • the second limiting component limits the moving stroke of the screw nut along the axis of the screw 312 to the second moving stroke. During the second moving stroke, the screw nut drives the locking member 32 to be in the unlocked position.
  • the rotary drive motor 311 is installed on the first mounting base 313 through at least two first fasteners 315, and the first mounting base 313 is mounted on the first mounting base 313 through at least two second fasteners.
  • the fastener 316 is installed on the second traverse member 21 , the second mounting base 314 is fixed on the first traversing member 11 through at least two third fasteners 317 , and the connecting portion 13 is provided on the second mounting base 314 .
  • the second mounting seat 314 may not be provided, and the connecting part 13 may be provided on the first traverse member 11 .
  • the locking member 32 is a latch 320 and the connecting part 13 is a socket 130 .
  • the socket 130 is blocked by other components, so it is indicated by a dotted line.
  • the latch 320 In the locking position, the latch 320 is inserted into the socket 130 (as shown in FIG. 4 ), thereby connecting the first transverse member 11 and the second transverse member 21 to achieve the overall steering mode.
  • the latch 320 In the unlocking position, the latch 320 moves out of the socket 130 (as shown in FIG. 5 ), thereby separating the first transverse member 11 and the second transverse member 21 to achieve an independent steering mode.
  • the connecting part 13 is a rack segment 131 arranged along the length direction of the first traverse member 11 , and the locking member 32 is provided with a gear segment 321 .
  • the rack segment 131 in Figures 8 and 9 is blocked, so it is indicated by a dotted line.
  • the tooth segment 321 is engaged with the rack segment 131 (as shown in FIG. 8 ), thereby connecting the first traverse member 11 and the second traverse member 21 to achieve the overall steering mode.
  • the gear segment 321 moves out of the rack segment 131 (as shown in FIG. 9 ), thereby separating the first traversing member 11 and the second traversing member 21 to achieve an independent steering mode.
  • the rack segment 131 is one of an arc rack segment, a linear rack segment, or a circular rack segment.
  • the gear segment 321 is an arc rack segment or a linear rack segment.
  • the rack segment 131 is a circular rack segment, that is, a circle of teeth surrounding the circumferential side of the locking member 32 is provided on the circumferential side of the locking member 32, which can also be considered as the locking member.
  • 32 is a gear
  • the rack segment 131 is a linear gear segment provided on the first traverse member 11 .
  • This embodiment provides a steering system, which includes: the steering gear assembly with switchable steering modes described in Embodiment 1.
  • the steering system also includes: a first tie rod and a second tie rod. As shown in Figure 1, one end of the first tie rod is connected to the first traverse member 11 through a ball joint pair, and the other end of the first tie rod passes through
  • the first ball hinge pair 101 is connected to the first steering wheel body 100
  • one end of the second tie rod is connected to the second traverse member 21 through the ball hinge pair
  • the other end of the second tie rod is connected to the second traverse member 21 through the second ball hinge pair 201.
  • the two steering wheel bodies 200 are connected.
  • This embodiment provides a vehicle, which includes the steering system described in Embodiment 2.
  • the vehicle also includes: a vehicle body, and two sets of wheels arranged on the vehicle body; wherein, the two sets of wheels are respectively installed on the front and rear sides of the vehicle body, and each set of wheels includes: a first steering wheel body 100 and the second steering wheel body 200.
  • the first traverse member moves to the first position, and the second traverse member moves to The second position is such that the locking part is facing the connecting part, and then the locking part is in the locking position by being driven by the locking and unlocking driving assembly, so that the locking part is connected to the connecting part, the first traverse part and the second
  • the transverse components move synchronously and in the same direction, thereby connecting the first steering wheel body and the second steering wheel body to form an integrated steering mode to ensure the safety and reliability of the vehicle body.
  • the unlocking position the locking member is disengaged from the connecting portion, and the first traversing member and the second traversing member can move independently in the lateral direction, thereby meeting special steering requirements such as in-situ steering and lateral movement of the vehicle body.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
  • Power Steering Mechanism (AREA)

Abstract

Ensemble de direction apte à commuter un mode de direction, système de direction et véhicule. L'ensemble de direction comprend : un premier mécanisme de direction indépendant comprenant un premier élément mobile transversal ; un second mécanisme de direction indépendant comprenant un second élément mobile transversal ; et un mécanisme de verrouillage/déverrouillage comprenant un ensemble d'entraînement de verrouillage/déverrouillage et un élément de verrouillage. Au niveau d'une position verrouillée, le premier élément mobile transversal se déplace vers une première position et le second élément mobile transversal se déplace vers une seconde position de sorte que l'élément de verrouillage fait directement face à une partie de raccordement ; l'ensemble d'entraînement de verrouillage/déverrouillage entraîne l'élément de verrouillage à être dans une position verrouillée de sorte que l'élément de verrouillage est relié à la partie de liaison ; et le premier élément mobile transversal et le second élément mobile transversal se déplacent de manière synchrone dans une même direction de sorte qu'un premier corps de volant de direction et un second corps de volant de direction sont reliés pour former un mode de direction intégré, ce qui permet d'assurer la sécurité et la fiabilité de la conduite d'une carrosserie de véhicule. Dans une position déverrouillée, l'élément de verrouillage est séparé de la partie de liaison et le premier élément mobile transversal et le second élément mobile transversal peuvent respectivement se déplacer indépendamment dans une direction transversale, ce qui permet de satisfaire des exigences de direction spéciales de la carrosserie de véhicule, telles qu'un mouvement de rotation et un mouvement transversal.
PCT/CN2022/119333 2022-05-23 2022-09-16 Ensemble de direction apte à commuter un mode de direction, système de direction et véhicule WO2023226250A1 (fr)

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Application Number Priority Date Filing Date Title
CN202210560060.3A CN114644041B (zh) 2022-05-23 2022-05-23 可切换转向方式的转向器总成、转向系统、车辆
CN202210560060.3 2022-05-23

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WO2023226250A1 true WO2023226250A1 (fr) 2023-11-30

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Publication number Priority date Publication date Assignee Title
CN114644041B (zh) * 2022-05-23 2022-10-04 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院) 可切换转向方式的转向器总成、转向系统、车辆

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