66results about How to "Protect driving safety" patented technology

The invention provides a traffic safety auxiliary control method and a traffic safety auxiliary system and belongs to the field of automobile safety. The invention can detect the safe distance between an automobile with the system and an automobile in the front in real time, timely prompt a driver by voice, and control the automobile to operate in an forced manner if necessary; and in overtaking, the invention can calculate the overtaking safe distance in real time, prompts the driver to carry out overtaking or not, and controls the automobile to operate in the forced manner if necessary, so that the vehicle safety is greatly ensured. The traffic safety auxiliary system consists of a signal acquisition unit, a signal amplification and shaping unit, a processor unit and an actuator unit; the traffic safety auxiliary system is communicated with an anti-locked braking system, an electronic steering column lock, an electronic power-assisted steering system and an automobile body control system through a vehicle bus.

The invention discloses a zero point position adaptive learning method and device of an accelerator pedal. The method comprises the steps that whether the accelerator pedal meets preset zero point position adaptive learning conditions or not is detected; if it is learned that the accelerator pedal meets the preset zero point position adaptive learning conditions through detection, according to a preset algorithm, the current pedal opening degree value of the accelerator pedal and the currently-stored minimum value of the pedal opening degree of the accelerator pedal are processed to acquire the newest minimum value of the pedal opening degree; and the currently-stored minimum value of the pedal opening degree is updated into the newest minimum value of the pedal opening degree. According to the method, adaptive learning is carried out on the zero point position of the accelerator pedal, the minimum value of the pedal opening degree is adjusted according to the current state of the accelerator pedal, and vehicle traffic safety is protected.

The invention discloses and relates to a vehicle speed limiting method and device. The vehicle speed limiting method includes the steps that whether the current driving road condition includes preset speed limiting identification or not is judged; the speed limiting value of a vehicle is calculated when the current driving road condition includes the preset speed limiting identification; and the speed-limited driving mode is started, and the driving speed of the vehicle is controlled according to the speed limiting value of the vehicle. Therefore, the driving speed of the vehicle can be automatically controlled according to the road condition information; and particularly when the current driving road condition information includes the preset speed limiting identification, the driving speed of the automobile can be limited, potential safety hazards caused when the road condition is not good are avoided as much as possible, and the driving safety of a user is better protected.

The invention discloses a highway dangerous rock wireless monitoring and early-warning system, which comprises a plurality of low-power-consumption integrated wireless point type clinometers, a system main control device, a remote management center, a GPRS cloud server, a sound and light alarm system, an on-site RF wireless remote control transceiver, a lead-acid storage battery and a solar cell panel, wherein the remote management center is composed of a monitoring host and data management system and a GPRS DTU; and the sound and light alarm system is composed of a sound and light alarm warning billboard and text lamp light warning billboard. The highway dangerous rock wireless monitoring and early-warning system establishes a wireless sensing network and an on-site sound and light alarm control network based on a ZigBee wireless communication manager, forms a remote early-warning and remote control network based on GPRS, achieves on-site manual wireless control based on an RF wireless communication technology, is a system structural design based on three kinds of wireless communication technologies, provides the possibility of low power consumption of the on-site devices, and brings great convenience for on-site installation and deployment as well as manual operation of the devices.

The invention discloses a vehicle bumper with a buffer energy storage function. The vehicle bumper with the buffer energy storage function comprises a cross beam connected with a vehicle and an outer fixing plate. At least one buffer energy accumulator and at least two buffer springs are arranged between the cross beam and the outer fixing plate side by side in a spaced mode. Each buffer energy accumulator comprises a ball screw, a screw nut, a sleeve, a bearing, a flywheel, a bearing fixing base and a bearing block cover plate, wherein one end of the ball screw is connected with the cross beam, and the screw nut is arranged at the other end of the ball screw in a rotating mode; the sleeve, the bearing and the flywheel are arranged on the outer circle of the screw nut in sequence from top to bottom in a sleeved mode, and the flywheel is arranged on the outer circle of the screw nut in a rotating mode; the outer circle of the bearing is sleeved with the bearing fixing base and the bearing block cover plate which are connected with each other; the sleeve is rotatably arranged in a mounting hole in a penetrating mode, and the mounting hole is formed in the bottom of a U-shaped mounting base arranged on the outer fixing plate; the bearing fixing base and the bearing block cover plate are connected with the U-shaped mounting base. According to the vehicle bumper with the buffer energy storage function, energy is absorbed through a mechanical device, and the vehicle bumper is convenient to install, longer in service life and capable of quickly restoring under the elasticity of the buffer springs after multiple times of collision.

The invention discloses a vehicle control method and device. The method includes the steps of obtaining a data pair of a login name and a login password which are input by a driver before a vehicle isstarted; determining whether or not data input by the driver exists in a legal data pair, and correspondingly determining whether or not the driver is a legitimate user; if yes, executing a receivedvehicle running control command, and that is to say that the driver can control the vehicle to run; if not, not executing the received vehicle running control command, and that is to say that the driver cannot control the vehicle to run. By verifying the legitimacy of the driver, the purpose of improving the anti-theft performance and safety of the vehicle is achieved.

The invention is suitable for the field of motor vehicles, and provides a multifunctional vehicle. The multifunctional vehicle comprises a vehicle frame, a steering system, a braking system, a transmission system, a suspension bracket, a power system, an electrical system, vehicle body accessories, vehicle-mounted equipment, front wheels and rear wheels, wherein the vehicle frame is an assembling base of the whole multifunctional vehicle and consists of a front vehicle frame and a rear vehicle frame; the front vehicle frame is formed by bending processing and welding seamless steel pipes and sectional materials, and comprises a horizontally arranged chassis and bearing frames which are arranged on the chassis; the rear vehicle frame is used for supporting and mounting the vehicle-mounted equipment, and comprises a concave frame; the concave frame is arranged by extending horizontally backwards along the rear ends of the bearing frames on two sides of the front vehicle frame, is provided with an opening at one side and a rear lower fixing bracket for placing the vehicle-mounted equipment at the lower part, can form an object storage frame for placing the vehicle-mounted equipment, and is supported by at least two oblique support rods; and a lower back fixing frame for placing the vehicle-mounted equipment is arranged below the concave frame. The multifunctional vehicle has all the technical characteristics of a modern fire rescue vehicle, is simple in structure, complete in function, particularly reasonable in distribution, and has multiple comprehensive functions such as emergency maneuverability, rescue and the like.

The invention discloses a vehicle control system, a vehicle and a vehicle control method, and relates to the technical field of vehicles. The main purpose is to protect the driving safety of a driver.According to the main technical scheme, the vehicle control system comprises an acquisition module, a processing module and execution module, wherein the acquisition module is uses for acquiring bodystate information of the driver; the acquisition module is connected to the input end of the processing module, and the processing module is used for determining whether the body state information isbody abnormal information or not, if so, an execution signal is output; and the input end of the execution module is connected to the output end of the processing module, and the execution module isused for receiving the execution signal and performing corresponding security actions according to the execution signal. The vehicle control system, the vehicle and the vehicle control method are mainly used for realizing vehicle control.

The invention discloses an integral linear drainage ditch which comprises a ditch body and a cover plate. A plurality of drain holes are formed on the cover plate which is covered at the upper end of an opening side of the ditch body, and the cover plate and the ditch body are fixedly bonded through mucilage glue to form an integral structure. The cover plate and the ditch body are made of resin concrete and bonded to through mucilage glue to form the integral structure, the integral linear drainage ditch is free of cover plate displacement or springboard in use, strong in bearing capacity and safe in use, a rebar reinforcing rib is arranged in the integral linear drainage ditch, side impacting force resisting force is improved, the integral linear drainage ditch is an anti-skidding design, and traveling safety of a vehicle is effectively protected.

The invention discloses an automobile safety belt retracting mechanism comprising a retracting roller and a [-shaped frame. Ratchet wheel holes are formed in the outer walls of the two sides of the [-shaped frame. A pair of side frames are fixed to each of the portions, located above and below the corresponding ratchet wheel hole, on the outer wall of each of the two sides of the [-shaped frame. Amovement mechanism is fixed to the outer wall of each same side of the [-shaped frame through the corresponding two pairs of side frames. Each movement mechanism comprises two first slide rods arranged in parallel. In the automobile safety belt retracting mechanism, ratchet wheels are fixed to the portions, corresponding to the positions where the ratchet wheel holes are located, at the two endsof a retracting roller. By arranging the movement mechanisms capable of driving the retracting roller to move close to an opening of the [-shaped frame upwards, when an automobile suddenly slows downand turns at a high speed, the ratchet wheels and the ratchet wheel holes can be connected in a clamping manner to limit the retracting roller to release a safety belt; the tensioning effect achievedfor the safety belt through a retractor when the automobile turns at a high speed is ensured, and the travelling safety of drivers and passengers is protected; and the overall structure is simple, theproduction cost is low, and certain market application prospects are achieved.

The invention discloses a composite graphene thermal-insulation anticorrosive armor coating applied to automobiles. The coating comprises the following raw materials in parts by weight: epoxy resin, deionized water, graphene powder, a graphene dispersion liquid, a flatting agent, a wetting dispersant, an ethanol solvent, pigment and filler, an anionic acrylic emulsion, a defoaming agent, a curingagent, polyaniline, a coalescing agent, isooctyl ester, a thickening agent, dimethyl fumarate, a releasing preservative, a toughening agent and a silane coupling agent. The preparation method by usingthe raw materials comprises the following steps: (1) preparing a mixed solution; (2) preparing mixed slurry; (3) preparing the coating. The coating disclosed by the invention has no toxicity, high covering rate and high adhesiveness and is not fall off from an automobile chassis easily; impact of the flying stones and grit can be prevented; and erosion of moisture, acid rain and salt to metal ofthe automobile chassis is avoided; so that the chassis is prevented from rusting and being eroded, and the driving safety of vehicle owners is protected.

The invention discloses an emergency braking test device for an automobile unmanned experiment, and relates to the technical field of emergency braking. The emergency braking test device comprises a top block and an air bag. A base is mounted at the right side of the top block. A rubber block is placed below the base. A guide groove is mounted inside the rubber block. An anti-corrosion layer is mounted outside the base. A flitch is mounted above the base. A connecting rod is mounted above the mounting block. The mounting block is located in front of the base. A rotating block is mounted abovethe connecting rod. According to the emergency braking test device for the automobile unmanned experiment, the control block detects that the user is braking heavily and transmits commands to a gas generator through the arrangement of the airbag, an intake pipe, and the gas generator. The gas generator inflates the inside of the airbag through the intake pipe, which can quickly pop the airbag instantaneously. The structure of the airbag is similar to the structure of the airbag inside the vehicle. The air bag pops up and rapidly drives the base to move downwards, so that the overall operationtime of the device is shortened, and the driving safety of the user can be effectively protected.

The invention relates to the field of automobile manufacturing, in particular to a winter wagon foot warming device. The winter wagon foot warming device is connected with a vehicle-mounted heating air conditioner through a hot air pipe. The foot warming device comprises a frame surrounding a foot brake, an accelerator pedal and a clutch traction rod, and a hot air conveying device at the position connected with the outside world. The hot air conveying device is in an incomplete interlayer tubular shape. A plurality of air outlets are distributed in the inner wall of the tubular interlayer. A fixing lug is arranged at the position, attached to the frame, of the hot air conveying device and is fixedly connected with the frame through the fixing lug. A heating switch is arranged at the joint of the hot air pipe and the vehicle-mounted heating air conditioner. The foot warming device and the vehicle-mounted heating air conditioner are controlled to be connected or disconnected through an operation switch arranged on a driving tabletop. The foot warming device is arranged on a wagon, replaces cold air with warm air, prevents feet of a driver from being frozen in the driving process, and protects the body of the driver and the driving safety.

The invention provides a method and a device for detecting arching of a track board. Based on the method, when a target track needs to be detected and maintained, a detection train can be firstly controlled to run on the target track, and detection data are collected according to a preset sampling frequency in the running process; wherein the detection data comprises mileage data, driving speed and framework vertical acceleration; according to the mileage data, dividing the collected framework into a plurality of segments in a vertical acceleration manner; according to the detection data, calculating acceleration signal main frequency and excitation frequency of each segment in the plurality of segments; and determining whether the target track has the track board arching or not according to the acceleration signal main frequency and the excitation frequency of each segment. Through calculation and according to the acceleration signal main frequency and the excitation frequency of each segment, whether the target track has the track board arching or not can be efficiently and accurately detected with low detection cost.

The invention provides a road environment monitoring system based on the Internet of Things technology. The road environment monitoring system comprises a data acquisition module, a data processing module and an exception prompting module. The data acquisition module is used for acquiring road environment data and transmitting the road environment data to the data processing module; the data processing module is used for comparing the road environment data with a preset threshold interval, judging whether the road environment data exceed the preset threshold interval or not, and sending a judgment result to the exception prompting module; and the exception prompting module is used for receiving the judgment result, and if the judgment result is that the road environment data exceed a preset threshold interval, the exception prompting module sends out a safety alarm. According to the invention, the road environment data are obtained by monitoring the road environment in real time, and whether the road environment data are abnormal or not is automatically judged, so that unsafe factors in the road environment are discovered in time, and the driving safety of people is effectively protected.

A constant temperature system for a lithium battery of electric vehicle disclosed by the present invention comprises a mounting bottom plate and a safety box, the top of the mounting bottom plate is provided with a heat preservation box body, the inner bottom wall of the heat preservation box body is provided with a rectangular insulation bottom plate, the top of the insulation bottom plate is provided with a lithium battery body, and the top of the lithium battery body is provided with a detection disc. The inner walls of the two sides of the heat preservation box body are both provided with heat preservation counterweight boxes, the inner bottom wall of the heat preservation box body is provided with an embedding groove, the embedding groove is internally provided with a heat preservation door frame, the inner bottom wall of the heat preservation box body is provided with a safety box, and the top of the lithium battery body is provided with a detection disc. By arranging the heat preservation door frame, after embedded installation, a space exists between the heat preservation door frame and the top of the heat preservation box body, heat dissipation operation in the heat preservation box body is facilitated, meanwhile, a space for blocking operation is provided for subsequent heat preservation and heating operation, and then a constant-temperature environment is provided for the lithium battery body.

The invention relates to a collision safety device of an electric car. The collision safety device comprises an electric power system of the electric car, a collision sensor and an electric driving motor, wherein the electric car electric power system is used for supplying electric power for all mechanical parts in the electric car, the electric power system of the electric car forms a power supply loop which passes through bumper bars, the collision sensor is a device which has excellent electric conducting performance and can immediately generate broken circuit induction when the electric car is collided, the collision sensor is arranged in each bumper bar, and the electric driving motor is connected with and controlled by the electric power system of the electric car. After a car accident happen, when any one of the front bumper bar and the back bumper bar is collided, the collision safety device can ensure that the power supply system of the electric car immediately stops power supply, thereby immediately avoiding secondary or even more damages or dangers caused by mistakenly or deadly stepping on an accelerator and futher protecting the driving safety.

The invention relates to the field of automobile manufacturing, in particular to a winter truck foot warming device heated by using hot water in a water tank. The winter truck foot warming device is connected with a heat radiating water tank of a truck engine through a hot water pipe in a closed way; the foot warming device comprises a heat transferring device arranged at the intersection of a frame, which is around a foot brake, an accelerator pedal and a clutch traction rod, and the outside, wherein the heat transferring device is shaped like a sandwich pipe which is open on one side; a plurality of air outlets are distributed in the inner wall of the tubular sandwich; the hot water pipe comprises a water conveying pipe and a water exhaust pipe, which are connected with the engine heat radiating water tank and the heat transferring device, respectively; and the communication and closing of the water conveying pipe are controlled through an operation switch arranged on a driving table board. According to the winter truck foot warming device heated by using the hot water in the water tank, provided by the invention, heat energy of the truck engine water tank is led to the combined parts between the foot brake and the frame, the accelerator pedal and the frame as well as the clutch traction rod and the frame through the hot water pipe so as to heat cold wind entering a cab; therefore, feet of a driver can be prevented from being frozen during driving and body and driving safety of the driver are protected.

The invention aims at solving the problem that a driver does not know road condition in front, and provides a vehicle-mounted road condition early-warning system. The system can detect a pavement in front, provides early warning if the condition of the pavement is not good, and thus, protects the driving safety.

The invention discloses a tire wall crack detection device for a vehicle tire. The device comprises a detection machine shell, a detection cavity is formed in the detection machine shell, the rear side of the detection cavity is provided with two lifting sleeves in a communicating mode, the two lifting sleeves are symmetrical left and right, openings of the two lifting sleeves face backwards, andthe right end of the lower wall of the detection cavity is fixedly connected with a supporting rod; and a bearing table is fixedly connected to the upper end face of the supporting rod, a forward rotating shaft located on the left side of the bearing table is rotatably connected between the front wall and the rear wall of the detection cavity, and a forward turning plate capable of rotating aroundthe forward rotating shaft is arranged between the front wall and the rear wall of the detection cavity. Crack detection is carried out on the two tire walls of the vehicle tire in a manner of overturning the vehicle tire, and the vehicle tire is driven to rotate by friction force generated when a clamping jaw is in contact with the vehicle tire, so that the camera carries out crack detection from all angles by utilizing a deformation recovery process and then overturns, and the camera can conveniently detect the other tire wall, so the driving safety of a driver is effectively protected.