CN120534123A - Vehicle module and vehicle - Google Patents

Abstract

This application proposes a vehicle module comprising a vibration damping device and a steering mechanism. The steering mechanism comprises a first device and a second device, the first device being transmission-connected to the second device. The first device and the vibration damper are arranged along a first direction, and the second device is positioned to one side of the vibration damping device. By arranging the first device and the vibration damper along the first direction and the second device to one side, the length in the first direction is reduced, lowering the height requirement for space while ensuring the vibration damper travel.

Description

Vehicle module and vehicle

Technical Field

The present application relates to a vehicle device, and more particularly, to a vehicle module including a steering mechanism and a vibration damping device.

Background

With the technical development of electric automobiles, the functions of driving, running, steering, braking and suspension of wheels are integrated into a whole to improve the performance of the vehicle. The prior art also has the defects of large volume, high requirement on installation space and the like.

Disclosure of Invention

In order to solve one of the problems, the application provides a vehicle module with simple structure and small volume.

In order to solve one of the technical problems, the application provides a vehicle module which comprises a vibration reduction device and a steering mechanism, wherein the steering mechanism comprises a first device and a second device, the first device is in transmission connection with the second device, the first device and the vibration reduction device are arranged along a first direction, and the second device is arranged on one side of the vibration reduction device.

Wherein the first direction is the movement direction or the axial direction of the vibration damper. Coaxially arranged in the direction of movement

Wherein the first device is arranged coaxially with the shock absorber.

The vibration damper comprises a linear motor electromagnetic vibration damper, the linear motor electromagnetic vibration damper comprises a connecting rod, one end of the connecting rod is used for being connected with a vehicle body, and the steering mechanism output shaft is coaxially arranged with the connecting rod.

Wherein the axis of the second device is parallel to the first direction.

Wherein the output shaft of the second device is parallel to the first direction.

The vehicle module comprises a mounting seat, the vibration damper is arranged on the mounting seat, and the first device is arranged on the mounting seat.

Along the first direction, the vibration damper is arranged on a first side of the mounting seat, and the first device is arranged on a second side of the mounting seat.

Wherein, along the first direction, the first device is arranged between the mounting seat and the vibration reduction device.

The vehicle module comprises a connecting piece, the steering mechanism comprises a steering knuckle, the connecting piece is connected with the steering knuckle, one of the first device and the second device comprises a speed reducer, and the output end of the speed reducer is in transmission connection with the connecting piece.

The vehicle module comprises a suspension lower control arm, one end of the lower control arm is connected with the mounting seat, and the other end of the lower control arm is used for being connected with a vehicle frame or a vehicle body.

Wherein the second device is positioned between the suspension lower control arms, or the second device is positioned above the suspension lower control arms, or the second device is positioned below the suspension lower control arms.

Wherein the first device comprises a decelerator and the second device comprises a steering drive.

Wherein the first device comprises a steering device and the second device comprises a decelerator.

The vehicle module comprises a hub driving mechanism, wherein the hub driving mechanism comprises a hub motor, and the hub motor is suitable for being installed on a wheel.

Wherein the vehicle module includes a wheel brake mechanism disposed on the in-wheel motor.

The braking mechanism comprises a braking disc, a braking clamp and a braking motor, wherein the braking disc is arranged on the hub driving mechanism, and the braking motor drives the braking clamp to clamp the braking disc to brake wheels.

The vehicle module further comprises wheels, the in-wheel motor is installed on the wheels, and steering knuckles of the steering mechanism are arranged on the wheels.

In order to solve one of the problems, the application also provides a vehicle, which comprises the vehicle module.

The vehicle module comprises a vibration reduction device and a steering mechanism, wherein the steering mechanism comprises a first device and a second device, the first device is in transmission connection with the second device, the first device and the vibration absorber are arranged along a first direction, and the second device is arranged on one side of the vibration reduction device. By arranging the first device and the damper in the first direction, the second device is arranged on one side, the length in the first direction is reduced, the height requirement on space is reduced, and meanwhile, the stroke of the damper can be ensured.

Drawings

The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of an arrangement of an embodiment of a vibration damping device and steering mechanism of the present application;

FIG. 2 is a schematic structural view of an embodiment of a steering mechanism according to the present application;

FIG. 3 is a schematic view of an embodiment of a vibration damping device according to the present application;

FIG. 4 is a schematic structural view of an embodiment of the vibration damping device, steering mechanism, hub drive mechanism and brake mechanism provided herein.

Fig. 5 is a schematic view of a vehicle provided by the present application.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application.

The vehicle module of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The steering mechanism comprises a steering motor and a speed reducer, wherein the steering motor, the speed reducer and the vibration reduction device of the steering mechanism are arranged in the same length direction in the prior art and are arranged right above or at the side edges of the wheels. However, because the steering mechanism occupies the space in the height direction of the vehicle, the space reserved for the side suspension damper is smaller, so that the damper is difficult to arrange and is easy to generate motion interference, and particularly when the wheels steer, the steering angle of the wheels can be limited, so that the vehicle is difficult to obtain larger steering angle of the wheels, and the steering advantage of the angle module cannot be fully exerted. When the small-sized shock absorber is adopted, the shock absorption and buffering effects are insufficient, and the vehicle is easy to jolt and shake due to the influence of road conditions in the driving process, so that the riding experience of drivers and passengers is poor.

In one embodiment, referring to fig. 1, the suspension mechanism includes a damper, the vehicle module includes a damper device 1 and a steering mechanism including a first device 21 and a second device 22, the first device 21 is in driving connection with the second device 22, the first device 21 and the damper are arranged along a first direction, the second device 22 is disposed on one side of the damper device 1, including the second device 22 is disposed above and below the damper device 1, and the second device 22 is not in alignment with the damper device. The present embodiment is provided with the second means 22 arranged on one side by arranging said first means 21 with said damper in a first direction. The steering mechanism and the vibration damper 1 are integrated, meanwhile, the space occupation of the steering mechanism to the height direction of the vehicle is reduced, the space reserved for the side suspension vibration damper of the wheel 6 is large, the requirements on the length and the stroke of the vibration damper are reduced, the vibration damper is easy to select, the vibration damper is easy to arrange, motion interference is not easy to occur, and particularly, when the wheel 6 turns, larger turning angles of the wheel 6 can be provided for the vehicle. The embodiment has low requirement on the height of the chassis of the vehicle and can be adapted to more vehicle types.

In some embodiments, the speed reducer is a first device 21, the steering device is a second device 22, in other embodiments the steering device is the first device 21, and the speed reducer is the second device 22.

In one embodiment, the first direction is the movement direction of the vibration damping device 1. Referring to fig. 3, the shock absorber includes a connection rod 11, one end of the connection rod 11 is used for being connected with a vehicle body, and a first direction includes a movement direction of the connection rod 11. Alternatively, the vibration damper 1 may be a linear motor electromagnetic damper, and the linear motor electromagnetic connecting rod 11 is connected with the vehicle body or the vehicle frame through a bracket 13. In other embodiments, the first direction may be the axial direction A1-A2 of the shock absorber. In other embodiments, the axis direction of the damper coincides with the direction of motion. According to the embodiment, the first device 21 and the shock absorber are arranged along the movement direction, the second device 22 is arranged on one side, the steering mechanism and the shock absorber device 1 are integrated, meanwhile, the space occupation of the steering mechanism to the height direction of the vehicle is reduced, the space reserved for the shock absorber of the side suspension of the wheel 6 is large, the requirements on the length and the stroke of the shock absorber are reduced, the shock absorber is easy to select, the shock absorber is easy to arrange, movement interference is not easy to occur, and particularly, when the wheel 6 turns, a larger corner of the wheel 6 can be provided for the vehicle. The embodiment has low requirement on the height of the chassis of the vehicle and can be adapted to more vehicle types.

In one embodiment, referring to fig. 3, the first device 21 is arranged coaxially with the shock absorber. The vibration damper 1 comprises a linear motor electromagnetic vibration damper which is composed of a primary permanent magnet, a secondary coil and other structures, and the working principle is that the primary coil is introduced with three-phase current to generate a magnetic field, and the secondary permanent magnet is controlled to move up and down, so that the active adjustment of the height of an automobile suspension is realized. The linear motor electromagnetic damper mainly comprises a rotor assembly and a stator assembly, wherein the part, connected with the vehicle body or the vehicle frame, of the linear motor electromagnetic damper is a stator part, the part, connected with the vehicle axle, of the linear motor electromagnetic damper is a rotor part, and the rotor assembly and the stator assembly realize relative movement through a linear bearing so as to adjust the relative distance between the vehicle axle and the vehicle body. The stator assembly includes a connecting rod 11, one end of which connecting rod 11 is used for connection with a vehicle body or frame. The connecting rod 11 is of a hollow cylindrical sleeve structure, a displacement sensor and a cooling pipeline are further arranged on the peripheral wall of the connecting rod, the displacement sensor is used for detecting displacement of the rotor assembly relative to the stator assembly along the direction A1-A2, the rotor assembly comprises a guide rod 12, and the guide rod 12 is in guide fit with the connecting rod 11 so as to improve stability of the rotor assembly and the stator assembly in relative motion. The coaxial arrangement of the first means 21 with the shock absorber comprises that the first means 21 is arranged coaxially with the connecting rod 11 or that the first means 21 is arranged coaxially with the guiding rod 12. The damping device further comprises a spring, and the spring is sleeved on the peripheral wall of the electromagnetic damper of the linear motor. According to the embodiment, the first device 21 and the shock absorber are arranged along the same axis, the driving force of the first device 21 and the output force of the shock absorber do not interfere, interference between a suspension mechanism and a steering mechanism is avoided, meanwhile, the mutual influence between suspension adjustment and steering is reduced, and the operation stability and the running stability of a vehicle are ensured.

In an embodiment, referring to fig. 2 and 3, the first device 21 and the damper are coaxially arranged, the first direction is the movement direction of the damper device 1 or the axial direction A1-A2, the driving force of the first device 21 and the output force of the damper do not interfere, the first device 21 and the damper are arranged along the movement direction of the damper, and the second device 22 is arranged at one side, so that the axial length of the steering system is reduced, and the arrangement requirement of the whole vehicle is met.

In one embodiment, referring to FIGS. 2 and 3, the axes B1-B2 of the second device 22 are parallel to the first direction. By arranging the axes B1-B2 of the second device 22 parallel to the first direction, the volume of the steering mechanism and the damper after integration is further reduced.

In an embodiment, referring to fig. 2 and 3, the output shaft 221 of the second device 22 is parallel to the first direction, and is positioned and arranged by the output shaft 221, so as to facilitate assembly.

In one embodiment, referring to fig. 1-3, the vehicle module includes a mounting base 33, the vibration damping device 1 is disposed on the mounting base 33, and the first device 21 is disposed on the mounting base 33. The vibration damping device 1 and the first device 21 are integrated by the mounting base 33, and the assembly is convenient.

In an embodiment, referring to fig. 1-3, in the first direction, the vibration damping device 1 is disposed on a first side of the mounting base 33, and the first device 21 is disposed on a second side of the mounting base 33. Through setting up first device 21 and shock absorber respectively in the both sides of mount pad 3, the space of make full use of mount pad 3 both sides reduces the requirement to mount pad 3 one side space height, reduces the requirement at the vehicle mounted position to mount pad 3, reduces simultaneously and highly requirement between mount pad 3 and the automobile body, satisfies the stroke requirement of shock absorber simultaneously, more can better adaptation chassis low motorcycle type. Alternatively, the first direction may be the axial direction A1-A2 of the damper, or the direction of movement of the damper.

In an embodiment, the vibration damping device 1 is disposed on a first side of the mounting base 3 along the first direction, and the first device 21 is disposed between the mounting base 3 and the vibration damping device 1. The vibration reduction device 1 and the first device 21 are arranged on the same side, far away from the ground, of the mounting seat 3, and the side, close to the ground, of the mounting seat 3 is free of devices, so that damage of ground obstacles to devices can be reduced, requirements on the road surface are reduced, and the cross-country and SUV vehicle types can be better adapted.

In one embodiment, referring to fig. 1-3, the vehicle module includes a connecting member 23, the steering mechanism includes a knuckle, the connecting member 23 is connected with the knuckle, the connecting member 23 is fixedly connected with the knuckle, the first device 21 includes a reducer, and an output shaft of the reducer is in driving connection with the connecting member 23. The second device 22 comprises a steering device, the output shaft 221 of which is connected to the input of the reducer, and the output shaft 211 of which is connected to the connecting piece 23. Through setting up reduction gear and shock absorber respectively in the both sides of mount pad 3, make full use of the space in mount pad 3 both sides reduces the requirement to mount pad 3 one side space height. The speed reducer is coaxially arranged with the shock absorber, and the first direction is the movement direction or the axial direction A1-A2 of the shock absorber device 1. The decelerator is arranged coaxially with the connecting rod 11, and further, the shock absorber includes the connecting rod 11, which may be an output shaft 211 of the decelerator, and the connecting rod 11 is arranged coaxially. When the damper is a linear motor electromagnetic damper, the decelerator may also be arranged coaxially with the guide rod 12. According to the embodiment, the speed reducer and the shock absorber are arranged along the same axis, the transmission force of the speed reducer and the output force of the shock absorber do not interfere, interference between the suspension mechanism and the steering mechanism is avoided, meanwhile, the mutual influence between suspension adjustment and steering is reduced, and the operation stability and the running stability of a vehicle are guaranteed. The multi-stage speed reduction and torque increase are realized through the speed reducer, larger steering force is provided, meanwhile, the length of the steering mechanism in the first direction can be reduced, and the arrangement requirement of the whole vehicle is met.

In an embodiment, referring to fig. 1-3, the vehicle module includes a suspension lower control arm 4, one end of the lower control arm 4 is connected to the mounting base 3, and the other end of the lower control arm 4 is used for connecting to a vehicle frame or a vehicle body. One end of the lower control arm 4 is fixedly connected with the mounting seat 3, the suspension lower control arm 4 is integrated on the mounting seat 3, the shock absorber and the steering mechanism are also integrated on the mounting seat 3, and then the integrated module is mounted on the vehicle, so that the assembly process is simplified.

In one embodiment, referring to fig. 1-3, the second device 22 is located between the lower suspension control arms 4. The suspension lower control arm 4 is provided with a first connecting rod 41 and a second connecting rod 42, one ends of the first connecting rod 41 and the second connecting rod 42 are fixedly connected with the mounting seat 3, the other ends of the first connecting rod 41 and the second connecting rod 42 are connected with the vehicle body, the second device 22 is arranged between the first connecting rod 41 and the second connecting rod 42, interference limitation of the second device 22 on rotation of the wheel 6 is avoided, 180-degree interference-free rotation of the wheel 6 can be achieved, and vehicle flexibility is greatly improved. In other embodiments, the lower control arm has only one connecting rod, a through hole is arranged in the middle of the connecting rod, and the second device penetrates through the through hole. The first device 21 comprises a reducer, the output shaft of which is in driving connection with the connection piece 23. The second device 22 comprises a steering device, the output shaft 221 of which is connected to the input of the reducer, and the output shaft 211 of which is connected to the connecting piece 23. Through setting up reduction gear and shock absorber respectively in the both sides of mount pad 3, make full use of the space in mount pad 3 both sides reduces the requirement to mount pad 3 one side space height. The speed reducer is coaxially arranged with the shock absorber, and the first direction is the movement direction or the axial direction A1-A2 of the shock absorber device 1. The decelerator is arranged coaxially with the connecting rod 11, and further, the shock absorber includes the connecting rod 11, which may be an output shaft 211 of the decelerator, and the connecting rod 11 is arranged coaxially. When the damper is a linear motor electromagnetic damper, the decelerator may also be arranged coaxially with the guide rod 12. According to the embodiment, the speed reducer and the shock absorber are arranged along the same axis, the transmission force of the speed reducer and the output force of the shock absorber do not interfere, interference between the suspension mechanism and the steering mechanism is avoided, meanwhile, the mutual influence between suspension adjustment and steering is reduced, and the operation stability and the running stability of a vehicle are guaranteed. The multi-stage speed reduction and torque increase are realized through the speed reducer, larger steering force is provided, meanwhile, the length of the steering mechanism in the first direction can be reduced, and the arrangement requirement of the whole vehicle is met.

In an embodiment, the second device 22 is located above the suspension lower control arm 4, or the second device 22 is located below the suspension lower control arm 4, and the position relationship between the second device 22 and the suspension lower control arm is considered when the second device 22 is installed, so that interference between the second device 22 and the suspension lower control arm 4 is avoided, and the wheel 6 can realize 180-degree non-interference rotation, thereby greatly improving the flexibility of the vehicle.

In an embodiment, the first device 21 comprises a steering device and the second device 22 comprises a decelerator.

In one embodiment, referring to fig. 1-4, the vehicle module includes a hub drive mechanism including a hub motor 5, the hub motor 5 being adapted to be mounted to a wheel 6. The hub driving mechanism is further integrated on the basis of the steering mechanism and the shock absorber, so that the integration level of the module is improved.

In an embodiment, the vehicle module comprises a wheel brake mechanism, which is provided on the in-wheel motor 5. The braking mechanism comprises a braking disc, a braking clamp and a braking motor, wherein the braking disc is arranged on the hub driving mechanism, and the braking motor is used for clamping the braking disc by driving the braking clamp so as to brake the wheels 6. The vehicle module further comprises wheels 6, the in-wheel motor 5 is mounted on the wheels 6, and a knuckle of the steering mechanism is arranged on the wheels 6. The integrated brake mechanism is further integrated on the basis of the steering mechanism, the shock absorber and the hub driving mechanism, the whole vehicle arrangement space can be optimized, each wheel 6 can realize independent driving and steering functions, the whole vehicle arrangement space is greatly reduced, the driving, braking and steering functions of the wheels 6 are considered, and meanwhile, the comprehensive performances such as smoothness, steering stability and bearing capacity of the vehicle are greatly improved through arranging the shock absorber, the steering mechanism and the suspension lower control arm on the mounting seat.

In an embodiment, referring to fig. 5, the vehicle includes a vehicle module, two or four modules may be arranged on the vehicle, when the vehicle is arranged with four modules, four wheels are driving wheels, each wheel hub motor outputs a corresponding driving force, the driving wheels work, the four wheels are steering wheels, the steering angles of each wheel are controlled by steering mechanisms arranged on the four wheels, so that each wheel can be flexibly and independently controlled, and the steering angles are independently controllable and can realize 180-degree rotation, thereby realizing modes of front wheel steering, rear wheel steering, four-wheel steering, in-situ steering and transverse running, and improving the maneuverability and flexibility of the vehicle.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (19)

1. A vehicle module, comprising:

the vibration-damping device comprises a vibration-damping device,

The steering mechanism comprises a first device and a second device, the first device is in transmission connection with the second device, the first device and the shock absorber are arranged along a first direction, and the second device is arranged on one side of the shock absorber.

2. The vehicle module of claim 1, wherein the first direction is a direction of movement of the vibration reduction device or an axial direction.

3. The vehicle module of claim 1 or 2, characterized in that the first means is arranged coaxially with the shock absorber.

4. A vehicle module according to claim 3, wherein the vibration damping means comprises a connecting rod, one end of which is intended to be connected to the vehicle body, and the output shaft of the first means is arranged coaxially with the connecting rod.

5. The vehicle module of any of claims 1-4, characterized in that an axis of the second device is parallel to the first direction.

6. The vehicle module of claim 5, wherein an output shaft of the second device is parallel to the first direction.

7. The vehicle module of any of claims 1-6, characterized in that the vehicle module comprises a mount, the vibration dampening device is disposed to the mount, and the first device is disposed to the mount.

8. The vehicle module of any of claims 1-6, wherein the vibration reduction device is disposed on a first side of the mount and the first device is disposed on a second side of the mount in the first direction.

9. The vehicle module of claim 7, wherein the vibration reduction device is disposed on a first side of the mount in the first direction, the first device being disposed between the mount and the vibration reduction device.

10. The vehicle module of any of claims 1-9, characterized in that the vehicle module comprises a connection, the steering mechanism comprises a knuckle, the connection is connected with the knuckle, one of the first device and the second device comprises a reducer, and an output shaft of the reducer is in driving connection with the connection.

11. A vehicle module according to any one of claims 1-10, characterized in that the first means comprise a retarder and the second means comprise a steering device, the output shaft of which is connected to the input of the retarder, the output shaft of which is connected to the connection.

12. The vehicle module of any of claims 1-10, characterized in that the vehicle module comprises a lower control arm of a suspension, one end of the lower control arm being connected to the mount, the other end of the lower control arm being for connection to a vehicle frame or body.

13. The vehicle module of claim 12, wherein the second means is located between the lower control arms, or

The second device is positioned above the lower control arm, or

The second means is located below the lower control arm.

14. The vehicle module of any of claims 1-13, characterized in that the first means comprises a steering device and the second means comprises a decelerator.

15. The vehicle module of any of claims 1-14, characterized in that the vehicle module comprises a hub drive mechanism comprising a hub motor adapted to be mounted to a wheel.

16. The vehicle module of claim 5, comprising a wheel brake mechanism disposed on the in-wheel motor.

17. The vehicle module of claim 16, wherein the brake mechanism includes a brake disc disposed on the hub drive mechanism, a brake caliper, and a brake motor that brakes the wheel by driving the brake caliper to clamp the brake disc.

18. The vehicle module of claim 17, further comprising a wheel, wherein the in-wheel motor is mounted to the wheel, and wherein a knuckle of the steering mechanism is disposed to the wheel.

19. A vehicle comprising a vehicle module according to any one of claims 1-18.