13results about How to "Reduce driving fatigue" patented technology

The invention relates to a vehicle-mounted audio and sound effect adjusting system and method. The adjusting system comprises a sound effect tone modification module, an equalizer module, a reverberation module, a central control module, a tone modification processing module and an audio output module. The adjusting method comprises the steps that 1, the central control module collects vehicle driving data and in-vehicle environment data and receives sound effect preference setting input by passengers; 2, the central control module analyzes a current suitable sound effect processing strategy; 3, the central control module adjusts the tone of the audio; 4, the equalizer module performs energy adjustment on different frequency bands of the audio frequency; 5, the reverberation module adds a corresponding reverberation effect to the audio; and 6, the audio output module outputs the audio signal after comprehensive processing, and high-quality audio experience is provided for passengers in the vehicle. The problems that an existing vehicle-mounted audio and sound effect adjusting system is single in function and cannot adjust sound effect parameters in a self-adaptive mode are solved, personalized vehicle-mounted audio and sound effects adapting to different scenes are achieved, and the hearing experience of vehicle-mounted audio is improved.

The invention relates to a multifunctional and multi-sensing intelligent automobile lamp and a using method thereof. The multifunctional and multi-sensing intelligent automobile lamp comprises an automobile lighting module, a wide-angle camera module, a long-focus / zoom camera module, a thermal infrared camera module, a laser radar module, an ultrasonic / millimeter wave radar module, a red, blue and green laser projection module and the like. After complex environment information sensed and acquired by wide-angle and long-focus / zoom binocular vision, thermal infrared binocular vision, laser radar, ultrasonic / millimeter wave radar and the like is fused and reconstructed, reliable data support is provided for an automobile intelligent / auxiliary driving system. And the red, green and blue laser projection module is utilized to project intelligent driving information such as vehicle states, navigation maps, safety early warning and danger warning to visible road surfaces of traffic participants in different colors according to importance degrees, so that driving fatigue is relieved, and driving safety and driving experience are improved.

The invention relates to tunnel safety facilities, and discloses a multi-layer spiral tunnel sight guidance system combining audio and video, comprising a vehicle detection module, a sound broadcast module, and a control module; the vehicle detection module comprises an infrared sensing unit for monitoring the passing of vehicles and a position information unit for storing the installation coordinates of each infrared sensing unit, the control module comprises a voice unit for storing the broadcast content, the control module matches the infrared sensing unit received with the broadcast content in the voice unit, and sends a broadcast instruction carrying the broadcast content to the sound broadcast module; the sound broadcast module comprises a sound generating unit, the sound generating unit is arranged in the vehicle, and the sound broadcast module controls the sound generating unit to broadcast the number of floors of the spiral tunnel where the vehicle is located in real time according to the received broadcast instruction, so as to solve the technical problem that the driver cannot accurately judge the current floor position when driving in the multi-layer spiral tunnel.

The invention discloses a big-leaf tea vehicle-mounted sachet which comprises a filler and a sachet sleeve, the filler is Hainan big-leaf tea, and the sachet sleeve is made of a Riebrocade material. Hainan big-leaf tea is treated by adopting a white tea processing technology, and through natural withering and low-temperature baking treatment, the original volatile nutritional ingredients of the tea leaves are well reserved, and the fragrance of the tea is stimulated. Through volatilization and absorption of aromatic substances in the filler Hainan big-leaf tea, refreshing and consciousness restoring can be achieved, driving fatigue can be relieved, and by providing pleasant smell, the riding comfort in a vehicle is enhanced, people are helped to relax mood, and tension and anxiety are relieved. Natural fibers are adopted in Riejin, ramie, kapok and herbaceous Jiebai cotton serve as raw materials, chemical dyes and additives are not used in the manufacturing process, the sachet is non-irritant to skin, natural, environmentally friendly and good in air permeability, air circulation in the sachet can be kept, fragrance can be persistently and evenly released, and air quality is improved; the Riejin can also absorb moisture in air, so that the service life of the sachet is prolonged.

The invention discloses a tubular corrugated guardrail lamp, and belongs to the field of road lamps. A tubular corrugated guardrail lamp comprises a corrugated baffle and further comprises a guardrail frame detachably installed on one side of the corrugated baffle, wiring structures arranged on the two sides of a lamp holder and used for rapidly connecting adjacent devices and circuits in series, a lamp tube arranged in the lamp holder, an installation structure arranged on one side of the lamp tube and a turnover structure arranged on one side in the lamp holder. Separation of the magnetic block and the magnetic sheet can be achieved by pulling the shell, the shell is smoothly taken out, the magnetic block is stably attracted to the magnetic sheet through magnetic force, the shell is fixed into the mounting base, meanwhile, the moving groove is pushed to flexibly slide in the moving block, the mounting angle of the shell can be manually adjusted, and the optimal lighting effect is achieved; the assembly and disassembly process is greatly simplified, tedious disassembly and reassembly steps are not needed, the maintenance period is remarkably shortened, and the efficiency and convenience of maintenance operation are improved.

The present invention relates to the field of health monitoring technology, and in particular to a health monitoring method, device, equipment and storage medium based on a smart helmet. The method comprises the following steps: obtaining real-time physiological parameters of a user based on a biological monitoring chip; mining personalized physiological state characteristics of the real-time physiological parameters of the user, thereby generating a personalized physiological state portrait of the user; analyzing the time series state characteristic changes of the personalized physiological state portrait of the user, and predicting the state trend of multiple time periods, thereby obtaining physiological state trend prediction data for multiple time periods; obtaining the user's eyeball visual image and smart helmet posture data based on a multimodal sensor; tracking the optical flow of eye feature points and locating the center of the pupil on the user's eyeball visual image, generating a representation of the evolution of the user's eyeball state; calculating the overall head movement frequency on the smart helmet posture data, thereby obtaining a head muscle relaxation evaluation value. The present invention realizes real-time and accurate health monitoring.

According to the automatic deceleration control method and system of the industrial vehicle, in the automatic deceleration control method of the industrial vehicle, accelerator pedal displacement information of the industrial vehicle and speed information of the industrial vehicle are obtained, and the speed information comprises the rotating speed of an output shaft of a gearbox and / or the speed of the industrial vehicle; determining whether the accelerator pedal displacement information is gradually reduced or not; if the accelerator pedal displacement information is gradually reduced, whether the speed information meets a first preset condition or not is determined; and if the speed information meets the first preset condition, the vehicle is controlled to be braked until the speed information meets a second preset condition. By means of the method, after the driver loosens the accelerator pedal, deceleration can be actively carried out, operation of the driver is reduced, driving fatigue is effectively reduced, and the requirements of the driver are met.

The invention discloses an ESC vehicle driving dynamic control method based on a rear wheel steering system, and belongs to the field of vehicle dynamic control, and the method comprises the following steps: S1, determining the steering transmission ratio of a vehicle; s2, determining generalized characteristic vehicle speeds of the vehicle under various working conditions; s3, a rear wheel steering angle is imported to determine the yaw velocity of a reference vehicle; s4, whether the ESC system is activated or not is determined based on the difference value between the reference vehicle yaw velocity and the actual vehicle yaw velocity, and when the ESC system is activated, the step S5 is executed; and S5, calculating a control quantity by taking the difference value as a return quantity of closed-loop control. By the adoption of the ESC vehicle running dynamic control method based on the rear wheel steering system, the rear wheel steering angle is introduced into the two-degree-of-freedom model, the calculation accuracy of the ESC reference yaw velocity is improved, and the problem that due to the fact that the two-degree-of-freedom model does not consider the influence of the rear wheel yaw angle on the vehicle dynamic characteristics, ESC misoperation or no operation is caused is solved.

The utility model discloses an oxygen-enriched air supply device in an automobile, which comprises an oxygen-enriched membrane component, the air outlet end of the oxygen-enriched membrane component is connected with a negative pressure pump, the air outlet end of the negative pressure pump is connected with an exhaust mechanism, one side of the oxygen-enriched membrane component is provided with a monitoring control mechanism, and the oxygen-enriched membrane component comprises an air outlet seat. A fan is connected to the end of the air outlet seat, an air outlet is formed in the other end of the air outlet seat, a plurality of vertical adjusting air plates are rotatably connected to the interior of the air outlet seat, and first rotating shafts are fixedly connected to one ends of the vertical adjusting air plates. According to the oxygen-enriched air supply device in the automobile, oxygen-enriched air is generated through the oxygen-enriched membrane assembly, the first motor drives the vertical adjusting air plate to rotate for vertical adjustment, the second motor drives the transverse adjusting air plate to rotate for transverse adjustment, the oxygen-enriched air is blown to a driver, the oxygen concentration in the automobile is effectively improved, and driving fatigue is relieved.

The utility model discloses a kind of vehicle track with strong ground adhesion and wear resistance, it is related to vehicle track technical field, including transition plate, the transition plate is designed into arc, play bridge effect;C-shaped connecting plate, the C-shaped connecting plate is symmetrically installed at the two sides of transition plate;Baffle, the baffle is installed on the upper surface of transition plate, and its quantity is provided with multiple groups;Connecting ring, the connecting ring is installed at the two sides of C-shaped connecting plate, play the fixing effect to multiple C-shaped connecting plate;Connecting main part, the outer surface of connecting main part is installed in the inner surface of C-shaped connecting plate, and the connecting main part is designed into latch type;Transition plate in the utility model can be manufactured according to the width of tire, can satisfy the demand of different vehicles, with good versatility.Meanwhile, the design of C-shaped connecting plate and connecting ring makes the track can adapt to different vehicle structure and travel demand, guarantees the stability and reliability of track on various vehicles.

The invention provides a multi-redundancy intelligent braking system for a heavy vehicle and a control scheme of the multi-redundancy intelligent braking system. The multi-redundancy intelligent braking system comprises a regenerative braking layer; a continuous retarding brake layer; a friction brake layer; the integrated control unit is connected with the regenerative braking layer, the continuous retarding braking layer and the friction braking layer, and when a driver braking request signal and a vehicle state signal are received, the integrated control unit sends corresponding instructions to all the braking layers according to a preset cooperative control strategy so as to distribute needed braking force. The three braking layers and the integrated control unit connected with the three braking layers are arranged, the three braking layers are mutually backed up, even if one layer (even two layers) fails, the system can still provide effective braking, and the braking safety and the braking stability are effectively improved.

This application provides a vehicle driving route selection method and system, on-board control equipment, and vehicle, including: identifying the traffic status of the current road based on map data of the current road and driving data of the target vehicle on the current road; when the current road is congested, synchronous positioning and map construction are performed through sensor data to generate perception information of the target vehicle; then, the driving speed of the target vehicle is calculated based on the driving data, and the perception information of the target vehicle and the number of lanes on the current road are correlated to generate a road selection strategy for the target vehicle; simultaneously, the target vehicle is controlled to change lanes according to the road selection strategy, so that the travel time of the target vehicle after the lane change is less than or equal to the travel time before the lane change. This application can quickly obtain lanes with relatively short travel times on the current road by using the driving data of the current vehicle and the map data of the current road, thereby reducing the travel time of the target vehicle on the current road.

The invention discloses a truck front suspension support convenient to mount and a mounting method thereof, and belongs to the technical field of truck suspension systems. The front suspension support comprises a front suspension support body and a rear suspension support body which are cooperatively matched, the front suspension support body is provided with a connecting hole, an anti-interference sliding way and an abnormal sound preventing structure, and the rear suspension support body is provided with an adaptive connecting hole and is optimized in shape; the front suspension support can be matched with a single-support and double-support installation mode, and the front suspension support and the double-support are integrally formed through thickened manganese plates. The installation method comprises the steps of positioning installation, oil cylinder installation, debugging inspection and optimization adjustment, and existing truck parts do not need to be transformed. The problems that an existing support is poor in structure, tedious in installation, weak in working condition adaptability, difficult to guarantee in installation quality and the like are solved, stable four-point suspension of the cab is achieved, the structural stability and driving comfort are improved, installation is efficient, adaptability is wide, and the use requirements of various working conditions can be met.