30results about How to "Avoid dangerous driving" patented technology

The invention relates to the field of intelligent control of automobile dashboard lighting, in particular to an anti-fatigue lighting control system and method for an automobile dashboard. According to the main points of the technical solution, the anti-fatigue lighting control system comprises a data acquisition device, a data analysis device, a controller and a warning device, wherein the warning device comprises a dashboard backlight lamp adjusting device and a liquid-crystal display (LCD) screen backlight adjusting device; the dashboard backlight lamp adjusting device is connected to a dashboard backlight lamp; the LCD screen backlight adjusting device is connected to a dashboard LCD screen; the dashboard backlight lamp adjusting device is connected to the controller; the dashboard backlight lamp adjusting device is used for receiving control commands and operating and controlling the dashboard backlight lamp to complete the corresponding operation according to the control commands; the LCD screen backlight adjusting device is connected to the controller; and the LCD screen backlight adjusting device is used for receiving the control commands and operating the dashboard LCD screen to complete the corresponding operation according to the control commands. The anti-fatigue lighting control system and method for the automobile dashboard utilize the backlight of the automobiledashboard to visually warn a driver, and has the advantages of warning about the fatigue degree of the driver and avoiding fatigue driving.

The invention discloses a train connecting beam for suspension type rail transit transportation. The train connecting beam structurally comprises a first rail fixing rod, a warning frame, a connectinginner rail, a second rail fixing rod, an intelligent advancing and retreating structure, a hanging bracket and a locking cone. When a train runs, front air can be sucked into air inlet holes, and themagnetic wheels are driven to rotate to generate electric energy. The current is transmitted to a flow guide body and a leading-out wire through a power transmission rod such that more electric energy is provided for a conductor; therefore, the train can be more stable when running against strong wind; when the wind blows from the back of the train, the wind can be sucked in a rear air port, a cutting wheel rotates to cut a magnetic field formed by a first-type guide rod and a second-type guide rod, electric energy is generated to push a pushing head to push out a friction pad, the friction force between the train and the rail is increased, and the train is prevented from being driven to overspeed under strong wind to cause dangerous driving.

The invention belongs to the technical field of driving safety and discloses a driving assistance method and a driving assistance system. The system comprises an input module, an operation module, a logic judgment module and an output module. The input module is used for inputting a driving state value warning range, a driver's fingertip temperature x and a steering wheel holding force c of a driver's palm with a measured fingertip. The operation module is used for reading the steering wheel holding force c and the fingertip temperature x in the input module, substituting into a mathematical model determined according to a genetic programming method, and calculating a driving state value y. The logic judgment module is used for receiving a calculation result of the operation module, judging whether the driving state value y is in the driving state value warning range or not and sending control information if the driving state value y is not in the driving state value warning range. The output module is used for receiving control information sent by the logic judgment module and sending a driving signal. A measurement method which takes infinite norm as an optimization target is adopted for acquiring a driver's palm temperature and holding force related driving safety adaption value measuring model, and an optimal estimated value is acquired by calculation of the measuring model, the two capabilities of a driver can be reflected in real time according to the value, and accordingly a driving state can be monitored to avoid a dangerous driving state.

The invention discloses a device and method for fatigue driving early warning of a driver of a truck. The device and the method are characterized in that the heart rate before driver driving is preliminarily detected through a first preset heart rate, so that the driver is warned to avoid dangerous driving when the heart rate of the driver is too low due to disease, fatigue driving and the like, the fatigue state of the driver is preliminarily determined through the rapid comparison of the initial heart rate and the first judgment heart rate, so that the method and the device are beneficial toimproving the detection accuracy. According to the method and the device, the first judgment face model is generated by combining the initial face information of the driver with the existing public face three-dimensional model, and then the first facial expression three-dimensional contrast library is generated by combining the existing fatigue driving expression library, so that the driver of different facial features can have the own individual facial expression three-dimensional contrast library, and the recognition accuracy of the fatigue state of the driver is improved.

The invention provides an electric vehicle auxiliary driving control kit. The control kit comprises a helmet, which is provided with a sensing unit and can recognize the rotation direction of the head of a driver and send rotation information through a 4G wireless sending module, wherein the rear portion of the helmet is further provided with a steering indicator lamp synchronous with the sensing unit; and a grip kit, which is nested with a speed control handle of the electric vehicle and can drive the speed control handle to rotate, wherein the inner end of the grip kit and the inner end of the speed control handle can form rotation perpendicular to the rotation direction of the speed control handle, the rotation direction of the inner end of the grip kit is the same as the rotation direction of a vehicle head of the electric vehicle, a pressure sensing unit is arranged at the inner end of the grip kit, the rotating direction of the head of the electric vehicle can be recognized, and rotation information is sent through the 4G wireless sending module. According to the invention, the driving of the driver can be intelligently guided, the operation defects of the driver are made up, and the driving safety is improved.

The invention discloses a method and system for assisting driving, belonging to the technical field of driving safety, which includes an input module: input driving state value warning range, driver's fingertip temperature x and the driver's grip force of the palm holding the steering wheel measured by the fingertip c; calculation module: read the steering wheel grip c and fingertip temperature x in the input module, and substitute them into the mathematical model established by the genetic programming method to calculate the driving state value y; logic judgment module: receive the calculation result of the calculation module, and judge the driving Whether the state value y is within the early warning range of the driving state value; if it is not within the early warning range of the driving state value, send control information; output module: receive the control information from the logic judgment module and send out a driving signal. The present invention adopts the measurement method with the infinite norm as the optimization target to obtain a measurement model of the driving safety fitness value related to the driver's palm temperature and grip strength, and obtains an optimal estimated value through the calculation of the measurement model, the value These two abilities of the driver can be reflected in real time, and then the driving state can be monitored to avoid the occurrence of dangerous driving states.

The disclosure provides a vehicle fault prompt output method, device, storage medium, and vehicle-mounted terminal, and relates to the field of vehicle fault detection. By receiving the pre-tightening force received by the bolts used to connect the thrust rod of the vehicle suspension with the vehicle axle transmitted by the pressure sensor; then determine whether the pre-tightening force is within the preset safe pressure value range; when the pre-tightening force When the force is not within the preset safe pressure value range, the vehicle fault prompt is output to the display terminal for display, so that it can be automatically monitored in real time under different working conditions when the vehicle is in operation. The force of the bolts connected to the axle is abnormal, the detection result is more accurate, the probability of safety accidents is reduced, and the user is reminded of the failure of the vehicle in time, thereby avoiding dangerous driving and further reducing the probability of safety accidents. Manual intervention saves labor costs.

The invention discloses a device and method for fatigue driving early warning of a driver of a truck. The device and the method are characterized in that the heart rate before driver driving is preliminarily detected through a first preset heart rate, so that the driver is warned to avoid dangerous driving when the heart rate of the driver is too low due to disease, fatigue driving and the like, the fatigue state of the driver is preliminarily determined through the rapid comparison of the initial heart rate and the first judgment heart rate, so that the method and the device are beneficial toimproving the detection accuracy. According to the method and the device, the first judgment face model is generated by combining the initial face information of the driver with the existing public face three-dimensional model, and then the first facial expression three-dimensional contrast library is generated by combining the existing fatigue driving expression library, so that the driver of different facial features can have the own individual facial expression three-dimensional contrast library, and the recognition accuracy of the fatigue state of the driver is improved.

The invention discloses a vehicle-mounted intelligent cabin safe driving system based on big data, and the system is used for solving the problem that an existing safe driving system cannot timely know the physical and psychological states of a driver and the safety condition of the environment in a vehicle. The system comprises a sensor acquisition module, a center console, a data storage module, an instrument display module and a server. Driver information is collected through a human body information collection sensor installed on a steering wheel, a driver does not need to additionally wear traditional wearable detection equipment such as a healthy bracelet, and the driver only needs to enter a cab to normally drive a vehicle; the physical condition of the driver can be stably transmitted to the center console and displayed in real time by holding the steering wheel by hand, which is very convenient and flexible. The human body information acquisition sensor can acquire the blood pressure, blood fat, heart rate, blood oxygen and other information of the driver to know the health condition of the driver in real time and transmit the information to the center console to provide reference, voice alarm is provided when necessary, and data transmission is stable and timely.

The invention provides an auxiliary control accessory for driving an electric vehicle, and the auxiliary control accessory comprises a helmet which is provided with a sensing unit and can recognize the rotating direction of the head of a driver and transmit the rotating information through a 4G wireless transmitting module, and the rear part of the helmet is also provided with a steering indicating lamp which is synchronous with the sensing unit; and a grip sleeve piece which is nested with a speed control handle of the electric vehicle and can drive the speed control handle to rotate, the inner end of the grip sleeve piece and the inner end of the speed control handle can form rotation perpendicular to the rotation direction of the speed control handle, and the rotation direction of the inner end of the grip sleeve piece is the same as the rotation direction of the vehicle head of the electric vehicle, and a pressure sensing unit is arranged at the inner end of the grip sleeve suite and can recognize the rotating direction of the head of the electric vehicle and send rotating information through the 4G wireless sending module. By means of the disclosed structure, intelligent guiding can be conducted on driving of a driver, the operation defects of the driver are overcome, and the driving safety is improved.

The invention discloses an early warning system and method for a time pressure state of a driver. According to the early warning system for the time pressure state of the driver, a millimeter wave radar, a data collector, a heart rate sensor and other equipment are mounted on a vehicle to collect driving habit parameters of the driver and used for judging whether the driver is in the time pressurestate or not, and the early warning system for the time pressure state of the driver is formed. The early warning method for the time pressure state of the driver comprises the steps that the drivinghabit parameters are determined; a voice prompt threshold value and a time pressure state threshold value are set; whether the voice prompt is carried out or not is determined; and whether the driveris in the time pressure state or not is determined. According to the early warning system and method for the time pressure state of the driver, a driving state of the driver can be monitored and judged in real time, the voice prompt is given, and the driver is avoided to enter a dangerous driving state; and whether the driver is in the time pressure state or not is judged, a real-time operation mode is compared with a normal operation mode, and suitable auxiliary is given to achieve the purpose of safe driving.

The invention discloses a method for safely monitoring signs under a driving state of a driver and a data processing system. Normal sign data in the N times of normal driving processes of the driver are collected; a sign model is constructed through the above normal sign data, and the probability density of each data point in the sign model is calculated; the data points with the probability density smaller than the threshold value are judged as abnormal points, the rest of data points are judged as normal points, the space formed by all the abnormal points is the driver feature state abnormalspace, and the space formed by all the normal points is the driver sign state normal space; whether newly-collected driver sign data are in the driver feature state abnormal space or not is judged, and if yes, it is judged that the sign state of the driver is abnormal; and otherwise, the sign state of the driver is normal. According to the method, the driving state of the driver can be monitoredonline in real time, alarm information can be sent out when the state of the driver is abnormal, dangerous driving is avoided, and driving safety is improved.

The invention provides a control method, a control device and a control system for a vehicle-mounted intelligent robot. The intelligent robot comprises a camera; the method comprises the following steps: acquiring a turning signal of the intelligent robot; according to the turning signal, controlling the turning of the intelligent robot; when the intelligent robot stops turning, controlling the camera to perform camera shooting and outputting camera shooting information. The control method can play a role in preventing the dangerous driving of a driver, and therefore the safety of a vehicle is further enhanced.

The invention discloses an electric vehicle acceleration and brake control method, control equipment and a storage medium, and the method comprises the steps: collecting an acceleration signal and a brake signal of an electric vehicle, and judging whether the acceleration signal and the brake signal are effective at the same time or not; when the acceleration signal and the brake signal of the electric automobile are valid at the same time, the current running speed of the electric automobile is obtained, and whether the current running speed is larger than or equal to a preset first judgment speed or not is judged; if the current driving speed is larger than or equal to the preset first judgment speed, the acceleration signal is responded, and the electric vehicle is accelerated; and if the current running speed is smaller than the preset first judgment speed, the braking signal is responded, and the electric automobile is braked. Therefore, misjudgment caused when the accelerator pedal and the brake pedal are stepped down at the same time is avoided, and the safety of passengers is better guaranteed.

Provided is an effect for an acceleration of safe driving more than a relaxation effect, in concrete, a reduction of an overlooking rate, by controlling the timing for providing negative ions. This ion controlling method stops the generation of negative ions for a second specified period of time B after generating negative ions for a first specified period of time A from the start of the driving, and then, generates negative ions again after the pause.