265 results about "Motor racing" patented technology

The invention discloses a racing car racing control method based on Gaussian process regression enhancement model predictive control, and belongs to the field of unmanned driving system trajectory planning and tracking control. The method mainly comprises the following steps: firstly, constructing a racing car racing random optimal control problem model comprising a state equation, a measurement equation and probability constraints, and secondly, respectively modeling system uncertainty and measurement links by adopting a Gaussian process regression model; the method comprises the following steps: firstly, designing prudent model predictive control of racing car racing and an extended Kalman filter GP-EKF based on Gaussian process regression to realize high-precision state estimation, finally, fusing the GP-EKF and the prudent model predictive control, constructing learning model predictive control GP-EKF-LMPC based on GP-EKF enhancement, and feeding back posterior state estimation to an optimization problem, so as to realize high-precision state estimation. And solving an optimal control instruction of racing car racing in real time. Experiments show that the method can significantly improve the control precision and robustness in a complex scene.

The invention provides a racing game implementation method, and relates to the technical field of vehicle-mounted games. According to the method, if it is detected that a target vehicle where the intelligent cockpit system is located enters a preset game mode, an actuator of a steering wheel in a steering system of the target vehicle is controlled to be disconnected with a wheel actuator of the target vehicle, and the steering system is controlled to enter the preset game mode; according to the input steering control signal of the steering wheel, controlling a target virtual vehicle in the preset racing game, and obtaining advancing state information of the target virtual vehicle; simulation is carried out according to the advancing state information, and steering feedback force simulation signals of the steering wheel are generated; and according to the steering feedback force simulation signal, controlling an actuator of a steering wheel in the steering system to generate a simulation hand feeling of the steering wheel. Therefore, a user can safely and effectively perform a car racing game in the car and can feel the real hand feeling of the steering wheel, and the user experience is improved.

The invention relates to a track guide reinforcement learning method for an automatic driving racing car, and the method comprises the steps: simulating a racing track environment, and determining a motion model for describing the dynamic behaviors of an intelligent agent; setting an action space and a state space of the intelligent agent; establishing a trajectory-guided reinforcement learning architecture by using a TD3 algorithm, wherein the trajectory-guided reinforcement learning architecture has an evaluation network and an execution network; the uncertainty of the friction coefficient is introduced into the trajectory-guided reinforcement learning architecture to perform cyclic training on the trajectory-guided reinforcement learning architecture, so that the intelligent agent gradually learns how to track the trajectory through interaction with the environment and adapts to different friction coefficient conditions; and optimizing parameters of the evaluation network and the execution network of the trajectory-guided reinforcement learning architecture.

The invention relates to the technical field of carburetors, in particular to a racing motorcycle carburetor throttle valve body system based on double-cavity cooperative control, which comprises a carburetor body, first valve shafts and second valve shafts which are symmetrical to each other are rotationally mounted at the centers of the two ends of the inner sides of the two throttle valve assemblies correspondingly, first bevel gears are fixedly mounted at the upper ends of the two symmetrical first valve shafts, and second bevel gears are fixedly mounted at the upper ends of the two symmetrical second valve shafts; a gear box body is fixedly installed at the upper ends of the two throttle valve assemblies, and a synchronous transmission mechanism used for achieving synchronous action of the first valve shaft and the second valve shaft is arranged in the gear box body. By arranging the two sets of symmetrical throttle valve assemblies and the synchronous transmission mechanism, absolute synchronous equal-proportion opening and closing of the first valve plate and the second valve plate of the double-cavity throttle valve can be achieved, the air inflow difference is avoided, and the double-cavity throttle valve is suitable for the high-rotating-speed scene of motorcycle racing.

The utility model relates to the technical field of racing cars, in particular to a front suspension system for a cross-country racing car, which comprises a front cleat, a front axle and a front wheel core fixed on the front axle, the front wheel core comprises a cylindrical body and a flange plate located at the end of the body. The front cleat comprises a front cleat shaft, and the body is rotationally installed in the middle of the front cleat shaft. The flange plate is fixedly connected with a hub of the wheel; a brake disc is fixed on the flange plate; front wheel brake calipers matched with the brake disc are fixedly installed on the front cleat. The front cleat is installed on the front side portion of the racing car frame through the upper double-fork-arm suspension and the lower double-fork-arm suspension. The front cleat is further provided with a front connecting part used for being hinged to a racing car steering pull rod. The front suspension system for the cross-country racing car is good in stability and flexible in steering, facilitates improvement of racing results of the racing car, has the advantages of being simple and compact in structure, high in control sensitivity and the like, and better meets the requirement for light-weight design of the car under the condition that the braking performance is met.

The invention relates to a method for providing a virtual race engineer for a motor vehicle on a race track by means of a control unit comprising at least the following components: a communication unit; a detection unit; a processing unit; and a sound unit, wherein the method comprises at least the following steps: a. Determining whether the motor vehicle is located on a race track; b. Receiving environmental data of the race track by means of the communication unit; c. Acquiring vehicle data by means of the detection unit; d. Determining an information text based on the environmental data received in step b. and the vehicle data acquired in step c. by means of the processing unit; and e. Outputting the information text determined in step d. by means of the sound unit.It is a method for providing a virtual race engineer to a driver of a motor vehicle on a race track, which enables a safe, distraction-free drive.

The invention provides a driving simulation training system for electric motorcycle racing, and the system comprises a feature extraction module which is used for carrying out the feature extraction of standardized motion capture image data, and obtaining a joint motion matching point; the preprocessing module is used for preprocessing the joint action matching points to obtain preprocessed joint action matching points; the joint matching module is used for matching the preprocessed joint action matching points with joint points on a preset driver model to obtain a driver virtual character model; and the simulation training module is used for training in the constructed simulation racing track by using the driver virtual character model. By matching the joint action matching points with the joint points on the preset driver model, the driver virtual character model conforming to the user characteristics can be generated, so that the user can practice and improve the driving skill in a risk-free virtual environment, and accidents and injuries possibly occurring on a real racing track are avoided.

An racing coach device can comprise an infrared (IR) sensor, a processing element, and a display. The IR sensor can be configured to measure a tire temperature of a vehicle. The processing element wirelessly coupled to the IR sensor can be configured to generate racing metrics based on the tire temperature. The display coupled to the processing element can be configured to convey the racing metrics to a user of the vehicle.

The utility model discloses an adjustable suspension device of a racing car. The adjustable suspension device comprises a steering mechanism, a damping mechanism and a suspension mechanism, a steering wheel of the steering mechanism is fixedly connected with a steering shaft, the steering shaft is rotationally connected with the frame through a bearing, and a steering angle signal sensor is arranged on the steering shaft, recognizes the steering angle of the steering wheel and converts the steering angle into an electric signal; one end of the damping mechanism is fixedly connected with the frame, and the other end is fixedly connected with a hydraulic telescopic rod in the suspension mechanism; the suspension mechanism comprises a tripod, a supporting plate is welded to the tripod, and the supporting plate is fixed to the other end of the hydraulic telescopic rod and bears force transmitted by the suspension; the hydraulic telescopic rod stretches out and draws back through cooperation of a hydraulic pump and an oil valve controller, and the oil valve controller receives an electric signal of the corner signal sensor and further controls oil supply of the hydraulic pump so as to achieve ascending and descending of the inner side car body and the outer side car body of the racing car; the heights of the suspensions on the inner side and the outer side of the racing car are correspondingly increased and decreased, the time consumed by the racing car on a curve and the time consumed by speed increasing after the racing car goes out of the curve are shortened, and then the racing result is improved.

The invention belongs to the technical field of automobile chassis, and provides a vehicle chassis angle adjuster for racing cars and a connecting method thereof.The damper comprises damping springs and fixing hoops at the two ends, the damping springs are in three different forms, the motion angle of an anti-roll bar can be reduced, vibration generated during motion of the damping springs can be reduced, and the damping springs can be used for adjusting the angle of the anti-roll bar. The vehicle driving quality is improved.

The application relates to the technical field of racing chassis, and discloses a racing chassis device which comprises a chassis frame, a wheel train structure, a power transmission mechanism, a rotating speed monitoring mechanism and a wheel group switching mechanism. The chassis frame comprises a main support, an auxiliary support and a bottom plate. The main support and the auxiliary support are fixedly installed on the two sides of the bottom plate through bolts. The wheel train structure is symmetrically arranged on the two sides of the main support and the auxiliary support. The wheel train structure comprises a wheel hub, a wheel hub gear, an axle and a bearing seat. The wheel hub and the wheel hub gear are coaxially installed through the axle. The axle is installed on the bearing seat. The bearing seat is installed on the chassis frame. Two groups of wheel train structures are arranged on the two sides of the main support and the auxiliary support respectively. The two groups of wheel train structures are driven through the power transmission mechanism and are used for driving the movement of the racing chassis. The compact structure design and the high-strength material are adopted, so that the weight of the chassis is reduced, and the structural firmness and durability are guaranteed.

The invention relates to the technical field of game automation, in particular to an automatic control method and device suitable for racing games and computer equipment. Detecting the distance between the current racing car and the competitive racing car; when the distance is smaller than a first set value, selecting and starting a near-battle type weapon; when the distance is larger than a second set value, whether an available remote weapon exists or not is judged, and if yes, the remote weapon is selected; the current relative position of the racing car and the competitive racing car is detected, and a remote weapon is released according to the detected relative position; updating the attribute parameters of the competitive racing car, and changing the control parameters of the competitive racing car. According to the invention, through automatic distance perception and intelligent weapon selection and release, the operation threshold that a user carries out accurate attacks during high-speed competition is greatly reduced, so that the user can concentrate on the control of the racing car, and a set of complete closed-loop automatic attack logic of perception-decision-execution-feedback is constructed.

The invention discloses a racing car remote controller and a formula racing car, the remote controller comprises a shell, the shell is of a hollow structure, an MCU controller, a wireless transmission module and an integrated state monitoring module are arranged in the shell, and the MCU controller is electrically connected with the wireless transmission module and the integrated state monitoring module; the integrated state monitoring module is in remote communication connection with the racing car through the wireless transmission module; wherein the integrated state monitoring module comprises a main switch, an LED indicating lamp group and a display assembly, and the main switch is electrically connected with the LED indicating lamp group and the display assembly; the LED indicator lamp group is used for indicating the current advancing state information of the racing car; the display assembly is used for displaying current state information of the MCU controller, and the problem that a traditional remote controller cannot feed back running conditions of a racing car in real time is solved; meanwhile, the residual electric quantity and posture information of the MCU controller are displayed in real time through the display assembly, the man-machine interaction efficiency and the control safety are improved, and long-distance and high-reliability two-way communication and intelligent state monitoring are achieved.

The application belongs to the technical field of shock absorber oil, and particularly relates to a silicon-based shock absorber oil for racing cars and a preparation method thereof. The silicon-based shock absorber oil for racing cars comprises, by mass percentage, 50-60 parts of silicone oil, 40-50 parts of base oil, 3-6 parts of a viscosity index improver, 0.2-0.5 parts of an extreme pressure anti-wear agent, 0.2-0.5 parts of a pour point depressant, and 0.2-0.5 parts of an antioxidant. The extreme pressure anti-wear agent comprises thiazolyl disulfide dimers and poly-methyl acrylate modified nanoscale spherical boron nitride. The silicon-based shock absorber oil for racing cars has excellent viscosity-temperature performance, shear stability, heat resistance, wear resistance, corrosion resistance and high-temperature foam resistance.

1. Name of the product in this design: Piggy Bank (Sports Car and Racing Car). 2. Purpose of this design: for storing money or other valuables. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. Design 1 is designated as the basic design.

To provide a rubber composition to be a raw material of a vulcanized rubber excellent in steering stability and wet grip performance when used as a rubber part of a pneumatic tire, especially a pneumatic tire for motor sports.SOLUTION: A rubber composition comprising 100 parts by mass of a rubber ingredient containing at least a diene rubber, 0.1 to 10 parts by mass of a cinnamic acid compound having a hydroxyl or methoxy group-substituted aromatic ring, and 40 to 140 parts by mass of carbon black having a nitrogen-adsorption specific surface area of 140 to 250m2 / g. The cinnamic acid compound is a naturally occurring compound and is preferably at least one of 3, 4-dihydroxycinnamic acid and 3, 4-dimethoxycinnamic acid.SELECTED DRAWING: None

The present invention discloses an electromechanical braking system for simulated car races, structured around a guide rail segmented into three essential sections: start, acceleration, and braking. Each section is designed to interact with skates on the vehicles, enabling precise control of speed and safety during the race. This innovation allows for effective and adjustable management of vehicle dynamics under various racing conditions, significantly enhancing user experience and operational safety. The detailed design of each section and its interaction with the vehicle control system highlight the novelty and practical utility of the invention.

The utility model discloses a detachable racing car anti-rolling frame, and particularly relates to the field of anti-rolling frames, the detachable racing car anti-rolling frame comprises an outer framework, an inner framework and a lifting column assembly, and is characterized in that the inner framework is placed on the inner side of the outer framework, the inner framework and the outer framework are connected through the lifting column assembly, a cotton sleeve is installed on the outer wall of the inner framework, and the cotton sleeve is connected with the outer framework through the lifting column assembly. The outer framework comprises an outer framework pipe A, an outer framework pipe B, an outer framework pipe C and an adjustable buckle, the outer framework pipe A and the outer framework pipe B are connected through the adjustable buckle, and the outer framework pipe B and the outer framework pipe C are connected through a bolt; according to the detachable racing car anti-rolling frame, the adjustable buckles are installed between the outer framework pipes through the bolts, so that the outer framework of the racing car anti-rolling frame can be adjusted, the detachable racing car anti-rolling frame is suitable for most car types, and the purpose that one anti-rolling frame is multipurpose is achieved.

The utility model discloses a portable racing car chassis parameter detection mechanism, which relates to the technical field of racing car chassis parameter detectors and comprises a detector body and a side plate, and an infrared sensor is mounted above the detector body. When the convenient racing car chassis parameter detection mechanism is adjusted, a limiting block is pulled upwards to enable the two ends of the limiting block to be separated from a limiting groove, meanwhile, the limiting block extrudes a reset spring upwards, then an extension rod is pulled towards one end to enable the two sides of the extension rod to slide in a guide groove, and the extension rod drives a sliding shaft to slide towards one end in a sliding groove; after the extension rod extends to a limited position, the limiting block is loosened, the reset spring rebounds to drive the two ends of the limiting block to be clamped into the limiting grooves, the position of the extension rod is limited, then a worker can hold the grab handle to push the detector body to a far position below the chassis, operation is convenient, and detection work is convenient; and the practicability of the racing car chassis parameter detection mechanism is improved.

The invention discloses a racing car suspension wheel core support structure and an additive manufacturing method thereof. The racing car suspension wheel core support structure comprises a force bearing area, a non-force bearing area, a reinforcing structure arranged on the force bearing area and a transition area arranged between the force bearing area and the non-force bearing area. The force-bearing area comprises a first force-bearing structure, a second force-bearing structure, a third force-bearing structure and a fourth force-bearing structure, and the non-force-bearing area comprises a first non-force-bearing structure and a second non-force-bearing structure, the first non-force-bearing structure is a circular ring piece with an opening in the middle, the periphery of the first non-force-bearing structure is connected with the first force-bearing structure, the second force-bearing structure, the third force-bearing structure and the fourth force-bearing structure through non-force-bearing areas, the reinforcing structure is arranged on the first force-bearing structure and connected with the upper suspension connecting rod, and the fourth force-bearing structure is connected with the lower suspension connecting rod. The second force bearing structure and the third force bearing structure are connected with the hub. The mass of the whole structure can be reduced by 40%, the rigidity of a key joint is enhanced by 20% + / -3%, and the material utilization rate reaches 95% or above.

The course DB stores a plurality of combinations of the layout of a course and the measurement reference position of that course. The course identification unit refers to the course DB and identifies the course traveled by the racing vehicle based on the route traveled by the racing vehicle. The travel time measurement unit measures the travel time of the racing vehicle based on the measurement reference position of the identified course, the vehicle position information of the racing vehicle, and the vehicle position acquisition time associated with each vehicle position information, and stores the information indicating the course and the measured travel time in the travel time DB. The information indicating the course and the measured travel time are associated and stored in the travel time DB. The provision processing unit provides multiple travel times associated with the same course to the user.

The invention relates to a pair of racing shoes, and aims to provide a pair of racing shoes worn by a driver in an automobile match, so that the driver is not easy to slip and fatigue when stepping on a pedal, and the reactivity of pedal operation is also improved. The racing shoe is provided with an inner sole tightly attached to the foot sole of the driver, an upper which is connected with the inner sole and covers the foot of the driver from the upper portion, and an outer sole which is connected with the lower portion of the inner sole and makes contact with a pedal of the automobile, and the outer sole is provided with a first protruding strip and a second protruding strip, a second ridge provided closer to the sole arch cover side than the first ridge; the third protruding strip is arranged under the cubic bone of the foot of the driver; and a pedal contact band portion formed in the short-side direction of the outsole from the root of the driver's toe to directly below the hallux adductor transverse head.

The utility model belongs to the technical field of racing cars, and particularly relates to a flow-limiting valve for racing cars, which comprises a valve body, concave pits are distributed in the valve body, the concave pits are hemispherical, the concave pits are divided into four areas from an inlet direction to an outlet direction according to the axial length position, the area between 0mm and 43mm is an area A1, the area between 43mm and 67.5 mm is an area A2, and the area A2 is an area A3. The area between 67.5 mm and 110 mm is an A3 area, and the area between 110 mm and 170 mm is an A4 area. The pits are added on the basis of the smooth inner wall of the valve body, so that flow loss caused by the action of fluid and the inner wall is reduced, fluid boundary layer separation is weakened, turbulent flow resistance is reduced, the problem of non-uniform pressure caused by airflow turbulence in a follow-up pressure stabilizing cavity is further solved, the air inlet efficiency and response of an engine are improved finally, and the service life of the engine is prolonged. The torque platform extends.

The invention discloses a match management method and device. Sensing data collected by a plurality of sensors on the participating vehicles are received; then, based on the sensing data of the participating vehicles, simulation environment data are generated, and the simulation environment data are sent to simulation cockpits corresponding to the participating vehicles; then, receiving a vehicle control instruction which is sent by the simulation cockpit and aims at the participating vehicle; wherein the vehicle control instruction is determined by the participating user corresponding to the participating vehicle based on the simulation environment data displayed by the simulation cockpit. And finally, according to the vehicle control instruction, controlling the running of the participating vehicles, obtaining the running routes of the participating vehicles in the running process, displaying the sensing data and the running routes of the participating vehicles, and managing the competition. Therefore, the participating users can participate in the car racing competition at different places through the simulated cockpit, and the safety of the participating users is improved.

The utility model relates to an unmanned intelligent racing car electric balance system and racing car, the utility model discloses control part is equipped with the first closed slide way of slide way direction and racing car head -tail midline perpendicular, and the inner chamber supplies pressure slider to slide, and the both ends of slide way are provided pressure -sensitive switch respectively, can output electric signal when being extruded by pressure slider. First drive module and second drive module produce magnetic attraction force with the electric signal of corresponding pressure -sensitive switch respectively to attract corresponding counterweight to move away from racing car midline one side, realize outside counterweight, when losing magnetic attraction, counterweight resets to the side close to midline. The utility model discloses simple structure, responds quickly, can realize the dynamic gravity center adjustment in the racing car running process, provides a kind of stable reliable, fast response and low cost intelligent racing car electric balance system.

The utility model relates to the technical field of simulated racing cars, in particular to a lamplight assembly, a knob lamp and a simulated racing car steering wheel, the lamplight assembly comprises an LED lamp panel, a light blocking piece, a light uniformizing film and a light-transmitting plate which are sequentially arranged from bottom to top, the light blocking piece is provided with a plurality of first through holes surrounding LED lamp beads on the LED lamp panel, and the light-transmitting plate is provided with a plurality of second through holes surrounding the LED lamp beads on the light blocking piece. The dodging film and the light-transmitting plate cover all the first through holes; the lamplight assembly is applied to a simulated racing car steering wheel, the light emitting function is achieved on the basis of an LED lamp panel, a light blocking piece, a light uniformizing film and a light transmitting plate which are sequentially arranged, and a point light source is converted into a block light source through cooperation of a first through hole surrounding LED lamp beads and the light uniformizing film covering the first through hole; and the light-transmitting plate with high light transmittance emits light to the simulated racing car steering wheel, so that the discomfort and fatigue of the eyes of the user can be effectively reduced, and the visual effect of the product is improved.