3481results about "Motor deposition" patented technology

A system for controlling a vehicle, includes: a central controller and multiple vehicle components. The vehicle components correspond to multiple functional domains, and at least one vehicle component in each of the functional domains is connected to the central controller. The central controller is configured to send first control information to the at least one vehicle component. The functional domains includes a power domain. A vehicle component in the power domain includes a motor controller and multiple drive motors corresponding to wheels and respectively driving the wheels. The first control information includes torque allocation information of each of the drive motors. The central controller is configured to send the torque allocation information to the motor controller according to a vehicle driving scenario.

One variation of a system includes a modular kit. The modular kit includes: a driven axle configured to install on a bogie chassis supporting a trailer chassis of a trailer; a motor coupled to the driven axle; a battery assembly; a set of electrical cables; and a cable carrier. The battery assembly includes a set of retention features configured to transiently engage a set of engagement features on the trailer chassis to couple the battery assembly to the trailer chassis and is configured to: supply electrical energy to the motor to drive the driven axle; and receive electrical energy from the motor to regeneratively brake the driven axle. The set of electrical cables are configured to electrically couple the motor and the battery assembly. The cable carrier is configured to: locate between the bogie chassis and the battery assembly; and support the set of electrical cables over a range of longitudinal positions.

Disclosed in the present application are a corner module and a vehicle, the corner module comprising a suspension system and a steering system, wherein the steering system comprises a steering power assembly, a steering execution assembly and a steering transmission assembly; the steering execution assembly comprises a first steering knuckle and a second steering knuckle, wherein the first steering knuckle is arranged on a traveling system, and the first steering knuckle is connected to the steering transmission assembly; the second steering knuckle is connected to the suspension system; and the first steering knuckle is movably connected to the second steering knuckle, such that the first steering knuckle turns around a movable connection point of the first steering knuckle and the second steering knuckle. In the corner module, decoupling of a steering axis from the suspension system is achieved, the position of the movable connection point is conveniently configured to form a more rational steering axis, the degree of design freedom is increased, the steering performance is better considered, excessive constraint on the degree of freedom of the traveling system is avoided to a certain extent, and motion interference between the steering system and the suspension system is reduced, thereby improving the flexibility, safety and stability of the steering system of the corner module.

The invention relates to an integrated oil cooling hub speed reduction electric wheel which comprises a motor, a planetary gear speed reducer and a bearing system which are arranged in the axial direction, and the planetary gear speed reducer is arranged in the motor and integrated with a brake. The bearing system comprises a rotor supporting bearing used for supporting a motor rotating system and a hub bearing used for supporting a wheel rotating system, the motor, the planetary gear reducer and the rotor supporting bearing are designed in an integrated oil cooling mode, and cavities where the motor, the planetary gear reducer and the rotor supporting bearing are located are communicated with one another. Cooling liquid cools and lubricates the motor, the planetary gear reducer and the rotor supporting bearing at the same time. Compared with the prior art, the electric wheel is compact in structure, the number of sealing pieces of the electric wheel can be reduced on the premise that the electric wheel has good structural rigidity, the axial size of an electric wheel assembly is reduced, and the electric wheel has the advantages of being good in cooling effect and easy to maintain.

The invention provides a steering control method and equipment for a four-wheel independent driving and steering electric automobile, and belongs to the field of automobile steering. When the fault detector detects that the steering actuator breaks down, the fault state at the moment is quantified and transmitted to the self-adaptive fault-tolerant controller in real time, and the fault-tolerant controller calculates the needed additional yawing moment according to the current residual state of the steering actuator and the driving state of the vehicle; and then the vehicle steering function is jointly completed through hub motor differential drive and a residual steering actuator, and if the vehicle cannot be kept in a stable area after the steering actuator breaks down, steering degradation and parking processing are conducted. According to different failure types of the steer-by-wire system, vehicle steering can be completed through differential drive of the four-wheel hub motor and the residual steering actuator, and the cost is reduced while it is guaranteed that the vehicle has the steering function.

A powered balancing mobility device that can provide the user the ability to safely navigate expected environments of daily living including the ability to maneuver in confined spaces and to climb curbs, stairs, and other obstacles, and to travel safely and comfortably in vehicles. The mobility device can provide elevated, balanced travel.

Disclosed is a corner module apparatus for a vehicle. The corner module includes a driving unit that provides drive power to a wheel of the vehicle, a braking unit that interferes with rotation of the wheel to generate braking power, and a suspension unit connected to the driving unit. The suspension unit absorbs shock transferred from a road surface. The corner module also includes a steering unit connected to the suspension unit and rotated about a steering axis inclined with respect to the wheel. The steering unit adjusts a steering angle of the wheel.

A system and method for a multi-speed electric axle. The multi-speed electric axle includes, in one example, an electric machine rotationally coupled to sun gear in a first planetary gear set, a second planetary gear set rotationally coupled to a carrier in the first planetary gear set, a third planetary gear set rotationally coupled to the second planetary gear set, and a differential rotationally coupled to the third planetary gear set. In the multi-speed electric axle, the electric machine, the first planetary gear set, the second planetary gear set, the third planetary gear set, and the differential are coaxially arranged.

A vehicle corner module (VCM) is provided for regulating motion of a host vehicle which comprises a vehicle-onboard vehicle-controller. The VCM comprises a sub-frame mountable to a reference frame of the host vehicle; a wheel-hub assembly comprising a wheel-hub; VCM-sub-systems mediating between the sub-frame and the wheel-hub assembly, e.g., a drive subsystem, a steering subsystem, a suspension subsystem and / or a braking subsystem; and an VCM-onboard VCM-controller, comprising one or more processors and a computer-readable medium storing program instructions that, when executed by the one or more processors, cause the one or more processors to establish a communication link with a vehicle-controller, including electronically transferring information about the VCM from the VCM-controller to the vehicle-controller, and to perform, in response to an installation of the VCM on a vehicle, a post-installation validation-process that includes validating the VCM-subsystems and communicating a result of the validating to the vehicle-controller.

A robotics corner module includes a steering drive unit, a traction drive unit, and a support structure. The steering drive unit includes an electric motor that drives rotation of a rotor shaft about a rotor shaft axis, and an output shaft coupled with the rotor shaft via a geartrain, such that rotation of the rotor shaft about the rotor shaft axis by the electric motor drives rotation of the output shaft about an output shaft axis that is parallel to and radially offset from the rotor shaft axis. The traction drive unit includes an electric motor that drives rotation of a rotor shaft about a rotor shaft axis, and a wheel hub operably coupled with the rotor shaft of the traction drive unit via a geartrain.

Systems and methods for an electric drive unit. The electric drive unit includes, in one example, a first electric machine rotationally coupled to a first drive wheel via a first gear train and a second electric machine rotationally coupled to a second drive wheel via a second gear train. The electric drive unit further includes a disconnect clutch that is configured to selectively rotationally couple the first electric machine and the second electric machine and a park lock assembly that is coupled to one of the first gear train and the second gear train and is configured to inhibit rotation of the corresponding gear train.

The invention relates to a method for manufacturing an electric wheel hub drive (10) for a motor vehicle, in which the electric wheel hub drive (10) comprises a wheel carrier (14), a wheel bearing (16) which has a first bearing shell (18) rotatably connected to the wheel carrier (14) and a second bearing shell (20) rotatably arranged relative to the first bearing shell (18) and rotatably about a wheel axle (12), an electric machine (26) which has a stator device (28) rotatably connected to the first bearing shell (18) and which has a stator-side sealing area (50), and a rotor device (30) rotatably connected to the second bearing shell (20) and which has a first rotor part (38) and a second rotor part (40) which has a rotor-side sealing area (52).wherein a sealing ring (60) to be arranged coaxially to the wheel axis (12) is to be placed in contact with the stator-side sealing area (50) and the rotor-side sealing area (52) and the rotor-side sealing area (52) and / or the stator-side sealing area (50) is machined.

Methods and inspection robots with on body configuration are described. An example inspection robot may have a center body with a plurality of connected drive modules, each drive module having a sensing circuit to measure a drive module operating characteristic, and a visual indicator circuit to output a first visual indicator corresponding to the drive module operating characteristic. The visual indicator circuits of each of the plurality of drive modules are positioned to be simultaneously visible at a point of view.

An electric wheel controller and methods for operating and manufacturing an electric wheel controller are disclosed. Embodiments include a controller forming a structural and / or load bearing component of the vehicle suspension system. Embodiments of the controller can be mounted to a wheel assembly, and in some embodiments the controller is a suspension knuckle. Embodiments include a controller with a cavity and electronic circuitry submerged in liquid coolant. During operation the coolant can absorb heat from the immersed circuitry. In some embodiments the coolant transitions to a gas and / or vapor, and can move to an upper portion of the cavity. When the coolant contacts the cooler surfaces of the cavity the coolant can transition back to a liquid and return to a pool of liquid coolant in which the circuitry is immersed. A heat sink can be connected to the controller, such as by laser soldering.

The invention discloses a self-adaptive constant-force vibration reduction mechanism base and a robot, and belongs to the technical field of specialized robots. Two sets of buffer units and vibration reduction units are arranged at the front end and the rear end of the base correspondingly; driving wheels are arranged on the buffer unit and the vibration reduction unit; the buffer unit comprises a horizontal buffer structure, a vertical buffer structure and a support; the horizontal buffer structure is slidably connected with the support in the vertical direction; the top of the vertical buffer structure is hinged to the support, and the bottom is fixedly connected with the driving wheel; the support is fixedly connected with the base; the vibration reduction unit comprises a rotating support and a constant force component. According to the self-adaptive constant-force vibration reduction mechanism base and the robot, the problems that in the prior art, a vibration reduction mechanism cannot completely avoid vibration generated by a wheel type moving device in the vertical direction when the wheel type moving device moves on an uneven road surface, and consequently bolt looseness, wire harness interface looseness, material fatigue strain and the like occur can be effectively solved; and therefore, the wheel type moving device has a fault in the operation process and cannot stably operate, and the like.

A carrier is provided with a first and a second oil passage. The first oil passage is formed so as to communicate a first side surface opening that is open to a first carrier side surface with a first outer peripheral opening that is open to an outer peripheral shaft surface, and the second oil passage is formed so as to communicate a second side surface opening that is open to a second carrier side surface with a second outer peripheral opening that is open to the outer peripheral shaft surface. A first oil receiving portion is formed so as to guide oil supplied from an inner side in a carrier radial direction to the first side surface opening, and a second oil receiving portion is formed so as to guide the oil supplied from the inner side in the carrier radial direction to the second side surface opening.

A portal assembly has a housing for attachment to the vehicle axle and enclosing a gear assembly having an input gear linked to the axle shaft for rotating around a first rotational axis and an output gear positioned within a second lower rotational axis that converts rotation of the input gear to rotation of the output gear. An output axle is driven by the output gear for transferring rotational force to a unit bearing located outside of the housing. The unit bearing is attached to and transfers rotational force to a wheel hub.

The invention discloses a self-balancing type light steering wheel for complex terrains. The self-balancing type light steering wheel comprises a wheel carrier, a steering assembly, a driving assembly and a suspension system. The steering assembly drives tires to steer through a motor via a three-stage gear pair. The driving assembly drives tires through a motor and a speed reducer; the suspension system is connected between the driving mounting plate and the wheel carrier and comprises a parallel connecting rod mechanism and symmetrically arranged spring suspension units, self-adaptive buffering is achieved through a compression spring and a fisheye knuckle bearing, and it is ensured that the tire continuously touches the ground on a rugged road surface; the driving speed reducer is integrated in the tire, the driving motor is arranged between the wheel carrier and the tire, and the whole steering assembly does not exceed the turning radius of the tire. The device is compact in structure, has good terrain adaptability and motion stability, and is suitable for an outdoor mobile robot system.

The present invention relates to an active ride height adjustment mechanism (2) for a vehicle, comprising a main support (5) for fastening the ride height adjustment mechanism (2) to a vehicle body, a height adjustment drive (6) for adjusting the ride height, a suspension arrangement (7), and a height adjustment lever (8) connected to the height adjustment drive (6) and the suspension arrangement (7). A first pivot connection (9) is provided between the height adjustment lever (8) and the suspension arrangement (7), and a second pivot connection (10) is provided between the height adjustment lever (8) and the height adjustment drive (6). The object of the invention is to provide a space-saving and less complex ride height adjustment mechanism.According to the invention, the pivot point of the height adjustment lever (8) is located at a third pivot joint (11) between the height adjustment lever (8) and the main support (5), wherein the third pivot joint (11) is arranged along the height adjustment lever (8) between the first pivot joint (9) and the second pivot joint (10). The invention also relates to a corner module (1) and a vehicle with such a ride height adjustment mechanism (2).

The invention relates to a chassis structure of a vehicle based on corner modules and a control system, the chassis structure of the vehicle comprises the corner modules corresponding to four wheels of the vehicle respectively, in each corner module, a wheel side motor driving assembly is used for directly driving the wheel corresponding to the corner module, and the wheel side motor driving assembly is used for directly driving the wheel corresponding to the corner module. The 90-degree two-way steering execution system is used for driving wheels corresponding to the angle module to realize positive and negative 90-degree steering; the wheel side motor driving assembly and the 90-degree bidirectional steering execution system are separately arranged; the suspension and supporting structure is used for keeping geometric stability of the suspension when the wheels corresponding to the angle modules steer and buffering road impact. The electronic mechanical braking unit is used for achieving braking of wheels corresponding to the angle modules. In this way, synchronous control over steering, driving, vibration reduction and braking of the vehicle in different running modes can be achieved through cooperative work of the angle modules in the wheels of the vehicle, and a vehicle chassis has higher flexibility and more scene adaptability in the running process of the vehicle.

In one aspect, an in-wheel drive assembly is provided that includes a stator configured to form a non-rotatable connection with a spindle of a vehicle and be positioned outboard of the spindle. The in-wheel drive assembly includes a stator retainer configured to extend in an interior of the spindle and inhibit movement of the stator in an outboard direction relative to the spindle. The in-wheel drive assembly further includes a rotor rotatably supported by the stator, an output housing to be connected to a wheel hub, and a planetary gear assembly operatively connecting the rotor and the output housing. The planetary gear assembly is configured to cause rotation of the output housing and wheel hub connected thereto in response to rotation of the rotor.

Systems and methods are provided for an electric drive unit. The electric drive unit includes a first electric machine and a second electric machine, a first transmission coupled to the first electric machine, a second transmission coupled to the second electric machine and a disconnect. The disconnect is arranged between a shaft coupled to the first transmission and a shaft coupled to the second transmission and configured to mechanically couple the first transmission and the second transmission.

A modular electric wheel assembly. The assembly including a motor with a rotor in a rotary union with a stator. The motor of the brushless DC type and including a circular rotor rotating about a central axis and including a central hollow axle. The hollow axle configured for coupling with a removable energy source and / or an external energy source and including attachment structures for a plurality of attachments to enable riding by a user or configuration within a parent vehicle such as a bicycle or moped, or use as another machine type, such as a power tool or power generation machine. The rotor configured with a quick-change mechanism through a first ring configured to accept a plurality of removable wheel types and rotatable attachments, enabling a user to select a variety of unique wheel / tire types and configurations for a variety of applications.

Embodiments of the present disclosure include apparatuses and methods for cooling an electric wheel controller are disclosed. Embodiments include an integrated circuit that controls the rotation of a wheel immersed in liquid coolant. During operation the temperature of the integrated circuit increases and the liquid coolant absorbs heat form the integrated circuit. The heated liquid coolant can then transfer heat to a housing that houses the integrated circuit and liquid coolant. In some embodiments the liquid coolant reaches temperatures that result in the liquid coolant transitioning to a gas and / or vapor. The gas and / or vapor coolant can move to portions of the housing with no liquid and transfer heat to the housing. The gas and / or vapor coolant can cool to a liquid state and move back to the pool of liquid coolant. In some embodiments a heat sink with optional fins can be soldered to the integrated circuit.

An electric drive system in a battery electric vehicle (BEV) includes an output shaft, configured to couple with a drive wheel of the BEV, having a face gear at a distal end; a differential, including a reduced diameter pinion gear cage receiving reduced axial length pinion gears rotatably connected to the reduced diameter pinion gear cage via gear pins; and a housing that receives the differential having an outer surface that is configured to couple to a rotating electrical machine of the BEV, such that the reduced axial length pinion gears engage the face gear and permit angular displacement of the output shaft relative to another output shaft.

Inspection robots and methods for inspection of curved surfaces with sensors at selected horizontal distances are described. An example of such an inspection robot includes a housing; a drive module with a wheel and a motor operatively linked to the housing, a plurality of sensor sleds, and a payload. The payload, which is coupled to the housing, may include a first and a second rail component, each with at least one connector, where the rail components are connectable at a first selected position of a plurality of discrete engagement positions. Each of the rail components may be structured to support at least one of the plurality of sleds where each of the plurality of sleds is coupled to the payload at a respective selected horizontal position such that the plurality of sleds are at selected horizontal distances from each other.

Proposed is a vehicle drive (100) for a vehicle, comprising a wheel (10), a transmission (12) with an input shaft (14) and an output shaft (16), wherein the output shaft (16) is coupled to the wheel (10) in order to drive the wheel (10) at an output speed (n2), a braking device (18), and an electric motor (20), wherein the braking device (18) and the electric motor (20) are coupled to the input shaft (14) or arranged on the input shaft (14), wherein the electric motor (20) is designed to drive the input shaft (14) at an input speed (n1), wherein the braking device (18) is designed to brake the input shaft (14) in order to reduce the input speed (n1), wherein the transmission (12) is designed to translate the input speed (n1) into the output speed (n2).

The invention is suitable for the technical field of automobile chassis, and provides an angle module system and a modular extensible chassis, and the angle module system adopts an unequal-length double-wishbone suspension and has good geometric kinematics characteristics. And the offset distance of the main pin is reasonably controlled through the design of steering knuckle parts. By adopting the angle module bracket, the efficient integration of the driving unit and the frame structure is realized, the number of connecting points of the angle module system and the chassis is reduced, and the serialization, integration and modularization of the chassis system are facilitated. A distributed main pin steering gear is adopted, and the geometrical shape design of upper and lower control arms of the suspension is matched, so that wheels have a larger turning angle range, and the maneuverability is improved. In addition, the modular extensible chassis adopts modular design, and the number of shafts can be flexibly configured according to carrying requirements.