74results about How to "Reduce driving safety hazards" patented technology

The invention provides an active safety system for detecting a vehicle distance, and a control method, and belongs to the technical field of automotive electronics. The active safety system solves the problems that in the prior art, the detection of the vehicle distance is not perfect enough, and drivers cannot be effectively warned. The active safety system comprises a control module, a detection module, a display module, a warning module, an ignition switch connected with the control module, and a rotating speed sensor connected with the control module, wherein the detection module detects surrounding barriers and transmits a detection result to the control module; the control module receives and processes the detection result so as to determine the states of the barriers, and the detection result is displayed through the display module; the warning module is controlled to send out a warning when a collision risk occurs. The control method comprises the following steps: the step I, starting the active safety system; step II, detecting the distance between a barrier and the vehicle; step III, judging whether the barrier influences the safety of the vehicle; and step IV, sending out a warning from the warning module. Through the adoption of the active safety system and the control method, the safety distance between two vehicles can be judged, and drivers can be warned and provided with safety prompt.

The invention relates to a device and a method for monitoring and early warning of driving without hands. The device comprises a sensor unit, a vehicle speed detection unit, a control unit, a storingunit and a warning unit, wherein, the sensor unit comprises a plurality of steering wheel sensors arranged on a steering wheel; when a vehicle runs, if the steering wheel sensors do not receive feedback signals within certain time, the phenomenon proves that the hands of the driver leave the steering wheel for certain time; then the control unit outputs signals after calculating and judging, starts the warning unit to warn and starts the storing unit to store events. The invention has the beneficial effects that the device can actively warn and record, effectively reduce bad driving behavior of the driver and lower vehicle driving potential safety hazard caused by the bad driving behavior; in addition, the device has convenient installation and small space occupation.

A method and device for diagnosing an accelerator pedal signal of an electric vehicle, the method comprising: acquiring the voltage value of the accelerator pedal signal, and judging whether the voltage value of the first accelerator pedal sensor signal and the proportionally converted second accelerator pedal sensor signal voltage value are in the same range. the same preset voltage interval; when the first accelerator pedal sensor signal voltage value and the proportionally converted second accelerator pedal sensor voltage value are in the same preset voltage interval, the absolute value of the difference between the two is obtained and compared with the The maximum allowable error value corresponding to the preset voltage range is compared; when the absolute value is greater than the maximum allowable error value corresponding to the preset voltage range, it is determined that the accelerator pedal signal is faulty. By adopting the method and the device, the accelerator pedal signal of the electric vehicle can be accurately diagnosed, and the hidden dangers of driving safety can be reduced.

The invention discloses an automobile seat. The automobile seat comprises a furling drum for accommodating a cover film, a hanging structure and a tensioning mechanism, wherein the furling drum is arranged at the front end of a seat frame; the hanging structure is arranged on the top of a back frame; the tensioning mechanism is symmetrically arranged on two sides of the seat frame; a hook for hanging is arranged at the head end of the cover frame; the tensioning mechanism comprises a sliding chute formed on the two sides of the seat frame, a first support rod of which one end is slidingly connected in the sliding chute, a second support rod of which one end is pivoted on the two sides of the seat frame and a tensioning rod which is pivoted on the other end of the second support rod and extends into the cover film; the other end of the first support rod is hinged at the middle section of the second support rod, and a positioning slot is formed in the middle section of the sliding chute. When the cover film is required to be changed, the cover film is pulled out of the furling drum and is hung on the hanging structure of a back, and the cover film between the seat and the back is tensioned and compressed through the tensioning structure, so that a ventilation and vibration reduction space is formed between the seat and the back and problems of disassembly and assembly and exchange in the prior art are solved.

An intra-regional vehicle driving status information sharing informing platform system comprises at least two mobile stations which are arranged on different vehicles within the region and with a driving status information sharing function. Each of the mobile stations comprises an information-sending module used for sending self-driving-status information, an information-receiving module used for receiving driving status information of other vehicles within the region, an information-processing module used for expressing and processing vehicle driving status information and a terminal display used for displaying a processing result of the information-processing module, wherein the information-sending module, the information-receiving module and the terminal display are respectively connected with the information-processing module. According to the intra-regional vehicle driving status information sharing informing platform system, transmission modes such as electromagnetic wave are used, vehicle driving status information transmission and sharing are conducted among the mobile stations, visual disorder of drivers within the region can be overcome and driving status information of other vehicles out of sight can be acquired, and thus the problem that vehicle collision is prone to occurring at the corner or at the crossroads and the potential safety hazard of out of sight when overtaking is conducted are effectively resolved.

The invention discloses an automobile steering auxiliary illumination control system. When a front fog lamp is not manually turned on and the control system detects that an automobile meets automatic light-on conditions, the front fog lamp is automatically turned on; after the front fog lamp is automatically turned on while one of the automatic light-on conditions is not met, the front fog lamp is turned off; and the automatic light-on conditions include turning on a miniature lamp of the automobile, turning on a side steering lamp and closing an alarm lamp switch. When the automobile turns a corner, the front fog lamp is lit automatically, and the front fog lamp is turned off automatically after the automobile turns the corner, operation time is saved, trouble and time are saved, potential safety hazards of driving the automobile are reduced, a control circuit is controlled by an independent chip, is low in cost, prevents static current and is modified conveniently, a finished vehicle can be modified simply and conveniently, the control circuit can be additionally mounted to other modules, such as an instrument, a BCM (body control module) and the like, at an initial design stage, and the automobile steering auxiliary illumination control system is convenient in popularization.

The invention discloses a photographing device for a vehicle, whichrelates to the field of automatic driving. According to the specific implementation scheme, the photographing device for the vehiclecomprises a base, a camera, a lens base, a transparent lens and a driving assembly. The camera is mounted on the base;the lens baseis installed on the base and can rotate relative to the base; the transparent lens is installed on the lens baseand arranged opposite to the camera; and the driving assembly is connected with the lens baseto drive the lens baseto rotate relative to the base. Accordingto the photographing device for the vehicle, raindrops on the transparent lens can be thrown out through centrifugal force of rotation of the transparent lens, the surface of the transparent lens keeps a good light-transmitting effect, the reliability of clear imaging of a camera is improved, the raindrops on the surface of the transparent lens can be removed at any time in the driving process, and potential safety hazards of driving are reduced.

The invention discloses an information processing method and device and a motor vehicle. According to one specific embodiment, the method comprises the steps that by responding to receiving of a routeplanning instruction of a user, a planned route from a departure place to a destination place is generated; an image to be identified is obtained; the image to be identified is parsed to determine target identification information in the image to be identified; effective information meeting at least one preset condition is screened out from the target identification information, wherein the preset conditions include matching of the target identification information and the planned route; language transformation is conducted on the effective information to generate first transformation information. In this way, language barriers of drivers during road recognition in the driving process are eliminated, and the potential driving safety hazards caused by language problems are reduced.

The invention discloses a haulage motor double-pipe air supply system and an air supply pipe air supply monitoring method thereof. The system comprises an air source device, a main air header and an air supply pipe. The air source device comprises a compressor, a first air supply passage, a second air supply passage, a sensor, a control unit and a displayer, wherein the first air supply passage and the second air supply passage are arranged between the main air header and the air supply pipe and arranged in parallel. The drift diameter of the first air supply passage is larger than that of the second air supply passage. The first air supply passage is provided with a first control valve. The second air supply passage is provided with a second control valve. The sensor collects air supply pressure data and flow data of the air supply pipe. The control unit receives data collected by the sensor, transmits prompt or alarm information, controls opening and closing of the first control valve and the second control valve and controls work of the compressor. The displayer displays all the data collected by the sensor, the prompt or alarm information transmitted by the control unit and the working state of the compressor. Air supply pipe pressure and flow of the haulage motor double-pipe air supply system can be monitored, the working mode of the compressor is optimized, and potential safety hazards caused by air supply abnormity are avoided.

The invention relates to a vehicular telephone device and system and a vehicular telephone substitutive dialing method. The vehicular telephone system comprises a vehicular telephone module, a controller, a wide area network transmission module and a local area network transmission module, wherein the vehicular telephone module comprises a vehicular telephone communication module, a call module and a communication key; the mobile terminal is connected with the vehicular telephone system through the local area network transmission module; contact data is output to a vehicular networking platform, the communication key is pressed, a telephone number is searched through the vehicular networking platform, a dialing instruction is output to the controller, and the vehicular telephone communication module is controlled to dial a telephone. By connecting the vehicular telephone system with the mobile terminal, the contact data of the mobile terminal is quickly uploaded and the dialing instruction is output by the vehicular networking platform, so that the dialing operation of a driver during driving is effectively reduced, and the potential safety hazard is reduced.

Embodiments of the invention provide an order receiving method and device. The order receiving method comprises the following steps of after order information sent by a server is received, displayingvoice input prompt information through an order listening service page, wherein the voice input prompt information is used for prompting a service provider to input target voice contents indicating order receiving; detecting whether target voice contents of confirming order receiving by the service provider are received within a preset time length or not; and if the target voice contents are received, feeding back order receiving confirmation information to the server. According to the embodiments, an order can be received by a voice, so that potential driving safety hazards of the service provider during order receiving are reduced.

The embodiment of the invention provides a vehicle sun visor and a vehicle. The vehicle sun visor comprises a fixed base, an L-shaped pivot rod, a main sun visor body, a T-shaped shaft and a subsidiary sun visor body. The L-shaped pivot rod is formed by vertical connection of a pivot rod long shaft and a pivot rod short shaft, the upper end of the pivot rod short shaft is rotatably connected withthe fixed base, and one long side of the main sun visor body is coupled with the pivot rod long shaft. The main sun visor body has the degree of freedom of rotating around the axis of the pivot rod long shaft and the degree of freedom of rotating around the axis of the pivot rod short shaft; the T-shaped shaft comprises a shaft cover and a T-shaped shaft long shaft, the shaft cover sleeves the pivot rod short shaft, one long side of the subsidiary sun visor body is coupled with the T-shaped shaft long shaft, and the subsidiary sun visor body has the degree of freedom of rotating around the axis of the T-shaped shaft long shaft. The vehicle sun visor can shield light at the front position and the lateral position, the situation that the sight of a driver is influenced due to direct illumination of sunlight at the front position and the left side when the driver drives the vehicle is avoided, and the hidden safety hazards of driving are lowered. The vehicle sun visor does not occupy toomuch in-vehicle space, and during use, the driving safety can be greatly improved.

The invention discloses a downshift deceleration compensation method and device, a vehicle and a storage medium. The method comprises the steps of sending a motor downshift request to an automatic gearbox control unit; receiving a motor torque unloading request sent by the automatic gearbox control unit; sending a motor unloading torque request to an integrated combined power device to control a motor unloading torque; in the process that the integrated combined power device makes the motor unload the torque, acquiring a current target recovery torque, a current target stable torque and a motor transmission ratio before downshift, wherein the target recovery torque includes the torque determined based on a current vehicle speed; determining a target brake torque based on the current targetrecovery torque, the current target stable torque and the motor transmission ratio before downshift; and sending the target brake torque to a vehicle body electronic stability control system so as tocompensate a braking force for the vehicle based on the current acceleration and the target brake torque. By utilizing the technical scheme provided by the invention, smoothness of downshift deceleration can be improved, and a potential safety hazard of driving is reduced.

The invention discloses a foldable rear protection device of a compression type garbage truck. The foldable rear protection device comprises a supporting mechanism, a driving mechanism, a folding mechanism, a connecting plate, a buffer mechanism and a protective plate, wherein the driving mechanism is arranged on two sides of the top surface of the supporting mechanism; the folding mechanism is mounted on one side of the top of the driving mechanism; the connecting plate is mounted on the surface of the top of the folding mechanism; the buffer mechanism is arranged on the surface of the top ofthe connecting plate; and the protective plate is mounted on the surface of the top of the buffer mechanism. According to the foldable rear protection device, the driving mechanism is used to drive the folding mechanism to flexibly stretch out and draw back, so as to complete the folding storage of the protective plate and reduce the turning radius of the compression type garbage truck in the running process, meanwhile, potential safety hazards of the compression type garbage truck in the running process are reduced, and external collision energy can be absorbed through the buffer mechanism;and the use safety of the compression type garbage truck is protected, and equipment on the protection plate is protected, and the use safety of the rear protection device can be further improved.

The invention discloses a device and a method for monitoring a passenger car safety belt. Terminal equipment is arranged on a head in a passenger car, the terminal equipment acquires passenger ticket information, the passenger car internally comprises seats, the seats are provided with controllers, the controllers send action signals when passengers sit to the terminal equipment, and the action signal activates passenger seating information on the terminal equipment; each seat is provided with a safety belt, and the safety belt comprises an insertion buckle, an insertion plate, a retractor and a woven belt; a first sensor is arranged in the insertion buckle and is connected with the controller; the insertion buckle is inserted in the insertion plate, and the first sensor is used for detecting whether the insertion plate is connected with the insertion buckle or not; one end of the woven belt is connected with the insertion plate, the other end of the woven belt is connected with the retractor, and the woven belt is wound in the retractor; a second sensor is arranged in the retractor, and the second sensor is used for detecting the moving distance of the woven belt; and the first sensor and the second sensor are both connected with the terminal equipment. The invention solves the technical problem that whether a passenger wears a safety belt on a specific seat or not.

The invention discloses a wireless control locomotive electric windshield wiper control device which comprises a switch box and a windshield wiper controller; a switch box microcontroller circuit transmits wireless control commands of stop, low speed, high speed and intermittence to a wireless receiving circuit of the windshield wiper controller through a wireless transmission circuit according to an input signal of a key circuit, a windshield wiper microcontroller circuit changes the duty ratio of an outputted pulse width modulation signal according to the received wireless control commands, and a windshield wiper motor control circuit controls a windshield wiper motor to implement the motions of stop, low speed, high speed and intermittence. The switch box does not need to be connected with the windshield wiper controller through an electric wire, is controlled directly through a wireless signal, and is convenient to install; the switch box does not need to be placed at an installing position specially designed in advance in a driver control room, and can be directly placed at a position convenient for the operation of a driver, and the operation is convenient; and besides, the potential safety hazard of driving, caused by the fact that the driver bends down to operate the switch box, is reduced.

The invention discloses an automobile film mounting method. An auxiliary film frame jig, a film body and a simulative light-emitting source are included. The auxiliary film frame jig is connected withthe film body. The film body is attached to an automobile rearview mirror and/or in automobile side window glass. According to the film mounting method, films are different in shape and position, light sources of rearview strong lights can be effectively blocked, and eyeglasses of drivers are effectively protected.

The invention provides a zero point deviation detection method and device for a permanent magnet synchronous motor, equipment and an automobile. The method comprises the following steps: acquiring a current driving motor rotating speed signal, and judging whether the current driving motor rotating speed signal is in a driving motor low-rotating-speed working condition; if the motor is in a low-rotating-speed working condition, estimating output torques of two different driving motors by using two methods respectively; calculating an output torque estimation deviation coefficient according to the output torque of the two different driving motors; re-judging whether the driving motor rotating speed signal is in a driving motor high rotating speed working condition; if the driving motor is in the high-rotating-speed working condition, filtering the rotating speed of the driving motor, and calculating a rotating speed fluctuation zero-point deviation coefficient; and calculating a motor zero-point deviation severity coefficient according to the two deviation coefficients, and performing motor fault judgment according to the motor zero-point deviation severity coefficient. According to the method of the invention, the dynamic detection of the zero deviation fault of the permanent magnet synchronous motor is realized, and the after-sales guarantee is improved.

The invention provides a moisturizing and anti-freezing dust suppressant for a coal mine, and relates to the technical field of flying dust pollution treatment. The moisturizing anti-freezing dust suppressant for the coal mine comprises the following raw materials in parts by weight: 28-32 parts of flax bast fibers, 28-32 parts of jute bast fibers, 13-17 parts of sisal hemp leaf fibers, 6-10 partsof banana leaf fibers, 4-8 parts of coconut fruit fibers, 4-8 parts of corn starch, 1-2 parts of a coalescing agent, 2-4 parts of a moisturizing agent and 1-2 parts of an anti-freezing agent. The plant pectin component in the raw materials enables the dust suppressant to have excellent crosslinking property and film-forming property; and the dust suppressant can quickly form a layer of film on the surface of the material through the coalescing agent; meanwhile, the plant cellulose component in the raw materials has good moisture absorption and moisture retention effects, the moisture absorption effect is better after the raw materials are ground into small particles, then the moisture retention effect of the dust suppressant can be stronger through the humectant, the freezing phenomenon of the dust suppressant can be prevented through the anti-freezing agent, and the dust suppressant is worthy of vigorous popularization.