321 results about "Car driving" patented technology

The invention provides an interference injection system for an automobile driving test, which comprises a test platform, an uphill plate, a downhill plate, a light-transmitting plate and an identification arrangement mechanism, and is characterized in that the identification arrangement mechanism comprises a lifting plate, an electric push rod, magnetorheological fluid, an electromagnetic coil, a reserve adjusting mechanism and a main control unit; and the main control unit can control the electromagnetic coils at different positions in the lifting plate to be electrified through the upper part of the light-transmitting plate, and the road sign is formed after the magnetorheological fluid at the upper part is gathered through the generated magnetic field, so that the identification capability of the automobile on the road sign can be tested, and the main control unit can test the identification capability of the automobile on the road sign by regulating and controlling the electrification of the electromagnetic coils. According to the invention, instantaneous switching of road sign interference is realized, and after the storage amount of the magnetorheological fluid is adjusted through the storage amount adjusting mechanism, the color of the road sign can be lightened when the road sign is generated, and the road sign worn by an external environment on a real road can be simulated, so that the performance of an automobile can be tested in an omnibearing manner.

The invention relates to the technical field of automobile driver data monitoring, and provides a test method and system based on the response capability of a driver to identify an intelligent driving cabin icon, and the method comprises the steps: collecting the feature attributes of the intelligent driving cabin icon of a tested vehicle, and combining a plurality of intelligent driving cabin icons into a target template according to each display position and change time; a road side test is carried out, a target image of the display area of the intelligent driving cabin icon is collected in real time through a first visual sensor, whether the target image is matched with the intelligent driving cabin icon in the target template or not is judged, and if yes, the response capacity of a driver to the intelligent driving cabin icon is collected; otherwise, continuing to collect the target image. According to the invention, the reaction capability of the driver to the intelligent driving cabin icon can be accurately and rapidly obtained under the road test condition.

1. The name of the design product: automobile traveling data recorder (YKC-AEB101). 2. The use of the design product: the design product is used for commercial vehicle auxiliary driving control, built-in double hardware system, and product functions integrate millimeter wave radar, ADAS, front view camera, DMS, BSD, AEBS, alarm display, display screen, brake actuator, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention relates to the technical field of yardage roll carrying devices, and discloses an AGV (automatic guided vehicle) for carrying yardage rolls, which comprises a carriage, hydraulic rods are mounted at the upper ends of the two sides of the carriage, clamping sleeves are arranged at the lower ends of the hydraulic rods, crawler wheels are mounted in the clamping sleeves, and limiting columns are fixedly connected to the middle of the upper end of the carriage. The limiting column is sleeved with a movable sleeve, a motor is installed on one side of the movable sleeve, an auxiliary platform is fixedly connected to the upper portion of the movable sleeve, and a hinge is fixedly connected to one side of the upper portion of the auxiliary platform. According to the AGV for carrying the yardage rolls, by designing a specific running track, convenience is improved when the carriage runs, meanwhile, motors move through gear meshing, an auxiliary platform can be driven to rotate around the upper portion of the carriage, and when the feeding direction of the to-be-carried yardage rolls is opposite to the discharging direction of the to-be-carried yardage rolls, the auxiliary platform can be driven to rotate by starting the motors; therefore, the placing direction of the cloth roll to be carried can be adjusted.

1. The name of the design product: power unit for battery replacement locking mechanism (G500). 2. The use of the design product: power unit for battery replacement locking mechanism of automobile cab, used for rollover drive of cab. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a motor train unit driver state identification method and system. The method comprises the following steps: collecting multi-modal data; receiving the synchronized multi-modal data to recalculate the running scene of the vehicle; the illegal behavior of the driver is automatically identified through an improved identification model of the space-time attention network; the identified illegal behaviors are classified; automatically matching a corresponding reinforcement training course according to the type of the identified illegal behavior and associated scene information, and pushing the reinforcement training course to the simulated driving equipment to break a data barrier between a real vehicle and a simulator, so as to realize accurate training based on a real vehicle driving problem; multi-modal data fusion and a space-time attention network are applied, so that the accuracy and efficiency of violation recognition are improved; performing dynamic course matching based on violation classification and historical data; an evaluation report is automatically generated, manual intervention is reduced, and the management efficiency is improved; the system supports simulation driving of various motor vehicle models, and has good expandability.

The utility model discloses a kind of automobile driving simulator support devices, belong to automobile driving simulator auxiliary tool technical field.The support device includes support column, upper positioning piece, lower positioning piece and locking mechanism, wherein:upper positioning piece and lower positioning piece are U-shaped groove structure;The upper end of support column is connected with the outer bottom surface of upper positioning piece, and the bottom plate of upper positioning piece is not perpendicular to support column and is inclined to its side;The lower end of support column is connected with the outer bottom surface of lower positioning piece, and the bottom plate of lower positioning piece is perpendicular to support column;Locking mechanism is arranged on support column, for locking the cross bar in upper positioning piece;The lower edge of both side plates in lower positioning piece is equipped with limit plate, and limit plate is inclined to one side of lower positioning piece.According to the above design, the utility model can quickly support the main body of automobile driving simulator, and will not easily slip, and the supporting effect is excellent.

An electronic control unit for a vehicle. The electronic control unit including a memory region in which is stored a lookup table indicating, depending on a type of alert and on the distance between the vehicle and a traffic event relating to the alert, the need to send a response message to the alert signal. The electronic control unit being configured to: receive an alert signal relating to a traffic event containing the type of alert and the position of the traffic event, receive the predetermined position of the vehicle, determine the distance between the vehicle and the traffic event, determine, based on the lookup table and on the determined distance, whether or not there is a need to send a response message to the alert signal, and dispatch a command signal commanding a response message to be sent.

The utility model discloses an SUV following shot car support which comprises a left front anti-stabilizing frame, a right rear anti-stabilizing frame, a connecting cross rod and an equipment connecting rod, the front anti-stabilizing frame and the rear anti-stabilizing frame on each side are connected, the front anti-stabilizing frames are arranged along a car roof and bent downwards from a front car window to the lower portion of a car, and the rear anti-stabilizing frames are connected with the connecting cross rod. The lower end of the front anti-stabilization frame is bent towards the vehicle bottom and fixed to a vehicle bottom front side girder, the rear anti-stabilization frame is connected with the top of the front anti-stabilization frame along the top and bent downwards to the lower portion of the vehicle, the lower end of the rear anti-stabilization frame is bent towards the vehicle bottom and fixed to a vehicle bottom rear side girder, and the upper portion of the front anti-stabilization frame is located between the vehicle top and the vehicle top and connected with a connecting cross rod. The connecting cross rod is detachably connected with a connecting device connecting rod through a connecting buckle. According to the following shooting vehicle frame, an existing vehicle is modified, so that following shooting equipment is stably supported; due to the fact that the support is high in integrality and has multiple fixing points, the rocker arm cannot shake in the running process of the follow-up shooting vehicle, safety is high, and shot pictures are good.

The invention provides an intelligent learning evaluation method and system for a driving strategy of an automatic driving automobile. Screening safety-critical scene data in the automatic driving big data, constructing a safety-critical scene set, and obtaining a safety-critical scene set explicit function in combination with explicit function operation; carrying out automatic differential calculation on a basic mean square error loss function, and obtaining a safety-critical scene loss function in combination with a safety-critical scene set representation function; according to the safety-critical scene loss function, through driving strategy probability distribution training, forming a driving strategy probability distribution intelligent learning model; verifying the effectiveness and accuracy of the driving strategy probability distribution intelligent learning model, and evaluating the safety precision of the driving strategy probability distribution intelligent learning model; and the efficiency and the accuracy of intelligent learning evaluation of the driving strategy of the autonomous vehicle are improved.

A technology is provided that can provide a driving feel and ride comfort suitable for a car driver. In the ECU (1), the driving state quantity estimation unit (100) estimates the driving state quantity caused by the operation of the vehicle, the road surface induced state quantity estimation unit (200) estimates the road surface induced state quantity caused by the road surface, and further the driving state quantity conversion unit (300) converts the driving state quantity into the damping force required for driving, the road surface induced state quantity conversion unit (400) converts the road surface induced state quantity into the damping force required for road surface induced, and using these values, the current value calculation unit (500) determines the current value applied to the suspension device, thereby controlling the vehicle's suspension device.

The utility model discloses a detection device for rapid detection of dike hidden dangers. The detection device comprises a driving vehicle, a driven vehicle, a support, an image collector, a processor, a lifting assembly and an equivalent anti-flux transient electromagnetic instrument. The driving vehicle drives the driven vehicle to run; the image collector is arranged at the front end of the driving vehicle in the advancing direction and used for collecting front road images of the driving vehicle. The processor is arranged on the driving vehicle; a hole is formed in the bottom of the driven vehicle; the bracket is erected above a hole in the bottom of the driven vehicle; the lifting assembly is arranged on the driving vehicle; an emitter and a receiver of the equivalent anti-magnetic-flux transient electromagnetic instrument are arranged on the driving vehicle, a coil of the equivalent anti-magnetic-flux transient electromagnetic instrument is horizontally hung on the support through the lifting assembly, and the coil of the equivalent anti-magnetic-flux transient electromagnetic instrument driven by the lifting assembly penetrates through an opening in the bottom of the driven vehicle to fall on the ground. According to the utility model, through automatic line tracking driving and automatic detection, manual carrying measurement in traditional measurement is replaced, and the measurement efficiency is improved.

1. Purpose of Use: This is a set of automotive anti-slip mats for use in various pockets (door pockets, drink pockets, etc.) located near the driver's seat, passenger seat, and rear seats of a car. The purpose of use is to prevent small items from slipping when placed in each pocket, reduce vibration noise, protect the pockets from scratches, and allow for easy removal for cleaning. 2. Condition of Use: The mats are molded from a thin, soft material, and the edges of the product are beveled. 3. How to Use: Simply place the mats in each pocket to complete the installation. 4. Materials Used: Made of flexible rubber and polyvinyl chloride. 5. Set Composition: This set consists of a total of 18 mats.

The invention provides a navigation method for an intelligent car driving out of a car door buffer area. When the pause duration of the target intelligent trolley exceeds the predicted pause duration, obtaining current state information of the target intelligent trolley and current state information of the previous intelligent trolley on the two driving channels; determining a callout navigation channel of the target intelligent car according to the current state information of the target intelligent car, the current state information of the previous intelligent car and a preset dual-channel driving rule; determining departure waiting duration of the target intelligent trolley relative to the high-position intelligent trolley based on ranking information in the calling-out sequence queue; and generating a callout navigation instruction of the target intelligent car based on the callout navigation channel of the target intelligent car and the departure waiting duration. The intelligent trolley is controlled to run orderly in the two driving channels by calling out the sequence queue, the utilization rate of the two driving channels is improved, the time sequence of the intelligent trolley driving out of the buffer position is controlled through the departure waiting duration, and the conflict of the intelligent trolley driving in and out of the vehicle door buffer area is avoided.

The application relates to the technical field of automobile driving, and discloses a vehicle torque control method and device, electronic equipment and a readable storage medium, the method obtains the boundary torque, vehicle resistance, vehicle mass and vehicle rotational inertia of a target vehicle; the boundary torque, vehicle resistance, vehicle mass and vehicle rotational inertia of the target vehicle are used to determine the whole-vehicle boundary acceleration of the target vehicle; the current gear, vehicle speed and throttle depth of the target vehicle are obtained; the boundary acceleration, current gear, current vehicle speed and current throttle depth are used to determine the target acceleration of the target vehicle; and the target acceleration is used to determine the whole-vehicle demand torque of the target vehicle. The application can improve the problem that the whole-vehicle demand torque acquisition process is complex in the existing whole-vehicle demand torque control process, and the response speed of the whole-vehicle output torque is improved.

The accelerator of modern automobiles, especially electric vehicles, can be overly responsive, i.e., a small accelerator input can cause a relatively large increase in power applied to the drivetrain. This characteristic is beneficial for quick acceleration during medium to high-speed driving. However, it can be disadvantageous during low-speed maneuvers where space is tight and / or rolling resistance is high. To improve the safety and operating convenience, a special model can be added to the selections of automobile driving modes. This special mode can be activated automatically by the vehicle based on information such as vehicle location or manually by the driver.

The invention relates to the technical field of intelligent automobile driving, and discloses a method, device, equipment and medium for preventing a marker from being shielded, and the method comprises the steps: obtaining an environment image of a vehicle in a real environment, and determining the marker coordinates of the marker in the environment image; eye position coordinates of a driver are obtained, and the relative coordinate position of the marker in the sight line plane of the driver is determined based on the marker coordinates; and based on the relative coordinate position, judging the shielding condition of the marker and the head-up display image, and adjusting the head-up display image according to the shielding condition, so that the marker and the head-up display image are not shielded. According to the technical scheme provided by the invention, the sight overlapping can be avoided while the driver can quickly and accurately obtain the key information.

This invention discloses a freight train composed of sub-trainsets connected end-to-end. Each sub-trainset consists of a motor car that also functions as a freight car and a group of conventional freight cars it drives. The power supply and pneumatic braking systems of each sub-trainset are independent. Sub-trainsets can be separated from and joined to the main train, enabling rapid unloading and loading of freight. This rationally advances the regional division of labor between rail freight and road transport from arrival and departure hubs to intermediate stations, ensuring that most of the busiest railway lines within 150km can be rationally connected to road freight. This distributed train scheme allows for compact component specifications; it can adopt large-scale passenger car permanent magnet motor drive systems produced in large quantities, accelerating the realization of permanent magnet synchronization of railway drive motors; it uses rubber wheel drive frames, significantly improving the traction force per unit weight, thus multiplying the proportion of trailer-driven motor cars; it makes full use of existing freight cars and existing railways; these cost-saving measures comprehensively promote the "road-to-rail" shift in medium- and long-distance road freight.

The utility model relates to the technical field of elevator safety equipment discloses an electronic safety clamp, including drive mechanism, power generation part, wedge and locking piece, drive mechanism drives wedge movement, makes the wedge press tightly on the guide rail under the cooperation of locking piece, power generation part sets up in the shaft wall of elevator well, power generation part is connected with car transmission, power generation part is connected with drive mechanism electric signal, car drives power generation part movement, makes power generation part power supply to drive mechanism, can supply power when the car is out of control through power generation part to drive mechanism, and drive mechanism drives wedge movement after getting electricity, and can be clamped on the guide rail through the cooperation of wedge and locking piece, thereby can make the car lock on the guide rail, solved the prior art's response speed is slow, and the technical problem of unable to brake, reached the technical effect that brake corresponding speed is fast, and brake is reliable.

The invention belongs to the technical field of elevators, and discloses an elevator car hoisting rope breakage protection device which comprises a support shell, when a hoisting rope breaks, the hoisting rope is subjected to elastic deformation of a tension spring and the dead weight of a bearing plate, the bearing plate descends in a square box, the bearing plate drives a rotating plate and a moving plate to descend, and the hoisting rope is broken. The moving plate drives the sliding block to transversely move along the inner wall of the sliding groove, the moving plate drives the conversion box and the concave shells to transversely move, the two concave shells are far away from each other, when the concave shells drive the round rod and the clamping roller to move to the side wall of the clamping plate, the clamping roller and the clamping plate generate clamping extrusion, and therefore the high-speed falling phenomenon of the lift car is prevented. And the safety of workers is ensured. Due to the fact that the outer wall of the clamping roller is circular, when the clamping roller makes contact with the clamping plate, too large instant resistance cannot be generated, the lift car drives the guide rail block to descend slowly on the inner wall of the guide rail, and the device is prevented from generating violent impact force.

1. Purpose of Use: This is a set of automotive anti-slip mats for use in various pockets (door pockets, drink pockets, etc.) located near the driver's seat, passenger seat, and rear seats of a car. The purpose of use is to prevent small items from slipping when placed in each pocket, reduce vibration noise, protect the pocket area from scratches, and allow for easy removal for cleaning. 2. Condition of Use: The mats are molded from a thin, soft material and have a piping-like edge on the surface. The mats are designed to be easily attached and removed. 3. How to Use: Simply place the mats in each pocket to complete the installation. 4. Materials Used: Made of flexible rubber, polyvinyl chloride, and silicone rubber.

A driver interface for use within an automobile provides responses to voice commands issued for example by a driver of the automobile. The interface includes a camera and microphone for capturing image data such as gestures and audio data from the automobile driver. The image data and audio data are processed to extract image and linguistic features from the image and audio data, which image and linguistic features are processed to interpret and infer a meaning of the voice command.

The application discloses a kind of based on Internet of Things's automobile driving behavior data acquisition method, belong to intelligent network connection automobile data acquisition technical field.This method obtains multiple source driving behavior data and carries out time benchmark alignment, to the aligned driving data stream is controlled right switch identification, to the switch mark data stream is differentiating resampling, to candidate driving behavior segment is standardized encapsulation, to standardization driving behavior data packet is fragment level annotation, to the annotated driving behavior data packet is collected and filed processing, obtains target driving behavior acquisition result.The present application is completed time alignment, right of control attribution determination, credibility evaluation and transmission disposal decision in acquisition stage, to a certain extent, the problem that the data dilution of key switching period caused by the uniform acquisition of fixed frequency in prior art and the problem of relying on cloud post-processing are solved.

The embodiment of the invention relates to the field of vehicles, in particular to an intelligent automobile driving strategy generation method and device, equipment and a storage medium. The method comprises the steps that target environment information is collected, and the target environment information comprises environment information in a peripheral preset range with an intelligent automobile as a reference; sequentially calculating the matching similarity between the target environment information and fingerprints in a scene fingerprint database; when it is detected that the matching similarity meets a first similarity threshold value, the fingerprints with the matching similarity meeting the first similarity threshold value serve as target fingerprints; and calling a driving strategy corresponding to the target fingerprint. The technical problems of insufficient coverage rate and poor expansibility of the long-tail scene in the intelligent driving decision-making system in the prior art are solved, and the technical effect of improving the generalization ability for the long-tail scene in the intelligent driving decision-making system is achieved.

The utility model discloses an automobile cab water mist air conditioner which comprises a water storage tank, a water pump and a spray head, and the water pump is communicated with the bottom of the water storage tank through a pipeline and communicated with the spray head so that water at the bottom of the water storage tank can be pressed into the spray head to be atomized. The partition mechanism divides the inner space of the water storage tank into a spraying area and an air outlet area which are communicated with each other, an air inlet is formed in the position, on one side of the water storage tank, of the spraying area, a cross-flow fan is arranged at the air inlet, and the spray head is arranged above the cross-flow fan and extends into the water storage tank. A front corrugated partition plate and a rear corrugated partition plate are sequentially and obliquely arranged in the water storage tank in a spaced mode and right opposite to the spray head. An air outlet is formed in the water storage tank in the air outlet area, and an air outlet assembly is connected to the air outlet. According to the utility model, the heat exchange is more sufficient by increasing the heat exchange circulation distance of the air in the spraying area, and the air is subjected to sufficient heat exchange in the air outlet area again through the arrangement of the blocking mechanism, so that a better refrigeration effect is achieved.