73results about How to "Reduce secondary accidents" patented technology

The invention discloses a mobile triangular warning sign for a vehicle. The device can be used for a vehicle failure or an emergency. When a triangular warning sign needs to be placed, it can be automatically placed at a safe distance to be placed. After the accident is resolved, it can be placed by Remote control or mobile phone control automatically returns to the vicinity of the car. The device is to place the triangular warning sign on the mobile folding car. The folding car is powered by batteries and controlled by buttons, remote control or mobile phone. The control circuit realizes the distance and direction control by controlling the two deceleration DC motors on the mobile car. Complete the automatic placement and recovery of the triangle warning sign. After use, the universal wheels and bracket can be retracted under the base of the trolley together, and the triangular warning sign can be retracted manually. The folded triangular mobile warning sign is only a little larger than the base of the mobile trolley, which is convenient for storage.

The embodiment of the invention provides a variable message sign (VMS) application system, an electronic navigation method and a device thereof. The electronic navigation method comprises the following steps of: acquiring VMS information and an identification number of a VMS, wherein the VMS information comprises VMS dynamic information content and a VMS lane information classification code; according to the identification number of the VMS and the VMS information classification code, matching and searching a corresponding traffic regulation identification number; according to the traffic regulation identification number, matching and searching corresponding traffic regulation information; and carrying out navigation application according to the traffic regulation information. According to the embodiment of the invention, dynamic road information can be obtained by the electronic navigation device in real time, thus driving is guided by the electronic navigation device more effectively.

The invention provides an active prevention and control method for highway traffic accident site risk. The method can give an alarm in advance, prevent vehicles from intruding into an accident site, give a more targeted warning method, and greatly reduce the occurrence probability of secondary accidents. According to the technical scheme of the invention, the method comprises the following steps: predicating the risk of a secondary accident in an accident scene based on the traffic flow risk pre-judgment model; calculating to obtain a threshold value corresponding to the traffic flow characteristic element data through historical traffic data of the traffic flow of the road section where the accident scene is located, and training a traffic flow risk pre-judgment model through the threshold value corresponding to the traffic flow characteristic element data; acquiring environment element data and traffic flow characteristic element data of an accident scene, and inputting the data into a trained traffic flow risk pre-judgment model for risk pre-judgment; implementing different early warning measures according to different risk levels, and generating the method on a more targeted warning method. Meanwhile, the invention further discloses an active prevention and control system for the highway traffic accident site risk.

The invention relates to the technical field of storage batteries, in particular to a novel battery management system for an electric vehicle, including an external power access module, a controllableswitch, a voltage acquisition module, a current acquisition module, a temperature management system, a plurality of sub-energy storage platforms and an MCU, wherein the plurality of sub-energy storage platforms are connected in series to each other to form an energy storage platform; the voltage acquisition module collects the voltage at two ends of the energy storage platform and is connected with the MCU; the current acquisition module collects the current flowing through the energy storage platform and is connected with the MCU; and the temperature management system regulates the temperature of the energy storage platform. The novel battery management system for an electric vehicle has the advantages that the sub-energy storage platforms are arranged to constitute an energy storage platform of the battery, so that the battery can be conveniently expanded or modified into a battery pack of other voltages, the charging voltage of the battery core is monitored and balanced by a balancing module and a sampling module, to prolong the service life of the battery core, and the safety management unit is used for cutting off the power supply in an emergency, thereby avoiding or reducingthe occurrence of secondary accidents.

The invention discloses a robot manipulator control method, device and system. Target equipment can be identified and tracked, three-dimensional reconstruction of a current environment is carried out,the posture and relative coordinates of the target equipment are acquired, then a manipulator is controlled with the combination of a three-dimensional model and a real-time panoramic video, and after force feedback data is acquired, the control over the manipulator is adjusted according to the force feedback data. The method, device and system can adapt to the working scene of a hot-line work robot, the stability and reliability of the hot-line work robot are improved, and the operating efficiency and the safety are improved; through double guarantees of environmental data feedback and forcefeedback, the probability of secondary accidents caused by a hot-line work robot failure or violation operation is lowered; and operating personnel are easy to train, operation and force data in various situations can be simulated in an experimental field, and the range of a force data sheet is prepared and has a guiding function on the operating personnel.

The invention provides a highway emergency tailgating dredging bridge which comprises an upper bridge section, a main bridge section and a lower bridge section. The upper bridge section is arranged on the innermost side lane of a highway section to be dredged and forms a certain included angle with the highway surface. The lower bridge section is arranged on the innermost side lane of an opposite highway section and forms a certain included angle with the highway surface. The main bridge section is arranged at the upper portion of an isolation belt in a highway middle isolation strip. The width of the upper bridge section, the width of the main bridge section and the width of the lower bridge section are larger than the width of a vehicle. When vehicles in one direct are delayed and a traffic jam is caused due to the fact that a traffic accident or a natural disaster happens on a highway, the highway emergency tailgating dredging bridge is conveyed to the lane in the opposite direction through the vehicles, the small vehicles can be dredged and evacuated from the region through the bridge by means of the opposite lane, pass through the accident region and then return to the original highway for normal running through the dredging bridge, the purpose that vehicles can pass by means of the opposite lane when delayed on the highway and secondary accidents on the highway can be reduced are achieved, the vehicles are prevented from occupying an emergency vehicle lane, and implementation of emergency rescue operation is ensured.

The invention provides a system and a method for preventing a secondary accident of a vehicle in a highway tunnel. The system comprises an accident detecting device, a vehicle detecting device, a reminding device, an active intervention device and a central processor. The accident detecting device is arranged in the tunnel and is used for detecting whether an accident occurs in the tunnel. The active intervention device is arranged in front of the inlet of the tunnel. The vehicle detecting device is arranged in front of the active intervention device and is used for determining whether a vehicle is going to drive into the tunnel. The central processor, the accident detecting device, the vehicle detecting device, the reminding device and the active intervention device perform mutual communication. When the accident occurs in the tunnel and the vehicle is going to drive into the tunnel, the central processor make the active intervention device and the reminding device operate. When an accident occurs in the tunnel, the active intervention device performs compulsory speed reduction on the vehicle which is going to drive into the tunnel, thereby facilitating reminding information acquisition by the driver and effectively reducing the secondary accident in the tunnel.

The invention discloses a new energy automobile battery fixing device convenient to replace. The device comprises an automobile body, a fixing groove with a downward opening is formed in the automobile body, the automobile body is provided with an automobile bucket with an upward opening, a trunk cover is rotationally installed on the automobile bucket, and a connecting hole is formed between theautomobile bucket and the automobile bucket in a communicating mode. A cover plate is rotatably mounted on the left side wall of the connecting hole, the right side wall of the fixing groove communicates with a movable cavity, and a transition shaft is rotatably mounted on the rear side wall of the movable cavity. The device is easy to operate, movement of a battery is controlled through a tray and a transmission bevel gear, so that the battery is supported by an auxiliary rotating plate, a supporting rotating plate and a supporting push plate, and the fixation of the battery in the driving process is ensured; and an electromagnet is powered on to work, so that the supporting push plate is locked, it is guaranteed that the supporting push plate cannot slide, and when a battery accident occurs in the driving process, the battery can be rapidly separated from the vehicle body through a hand rocker, vehicle body safety is guaranteed, and secondary accidents are reduced.

The invention relates to a sensor for using impact to break circuit, wherein it comprises impact strength sensor, signal transmission amplifier, and executer; said sensor is connected to the amplifier connected to executer; said sensor can cut circuit instantly when the vehicle is impacted, to avoid electric splash.

The present invention provides a vehicle obstruction prompting device and a vehicle obstruction prompting system and belongs to the traffic safety technical field. The vehicle obstruction prompting device comprises a laser beam host machine; the laser beam host machine comprises at least two sets of laser arrays which are respectively mounted at two sides of a tunnel, wherein each set of laser array comprises a plurality of laser light sources; and the laser arrays at the two sides of the tunnel are arranged oppositely, so that laser beams emitted by the plurality of laser light sources at the two sides of the tunnel can form an obstructing light net. According to the vehicle obstruction prompting device and the vehicle obstruction prompting system of the invention, the obstructing light network is adopted to prompt a driver that a traffic accident occurs ahead, and the prompting mode has the intuitionistic feature of physical obstruction, while does not have the security hidden risk of physical obstruction, and thus, a warning effect can be improved, and the occurrence of secondary accidents and continuous accidents can be reduced.

The invention discloses a community gas security linkage method, comprising the steps that a central control platform monitors N integrated sensors and M gas valve control terminals in a target community, and updating and making statistics on integrated information of the N integrated sensors and the M gas valve control terminals, wherein the integrated information comprises: equipment operation information, sensor data information and equipment location information, and N and M are integers greater than zero; and the central control platform monitors a gas safety event, and instructs the gasvalve control terminal in a corresponding monitored area to close a corresponding gas on-off valve if finding the gas safety event. The community gas security linkage method can be used for monitoringthe gas situation in real time, and remotely controlling the opening or closing of the gas valve, thereby achieving a certain danger prevention effect, and enabling relevant departments to monitor the gas situations of multiple users, so the method is worth popularizing and using.

The invention discloses a method for early warning of secondary accidents on highways based on big data, which is realized in the following manner: early warning devices are arranged at intervals on highway guardrails, and when an accident occurs, the early warning devices at accident points near the accident site are triggered, and the early warning devices at accident points The location information of the accident site is sent to the monitoring center, and the early warning device at the accident point triggers the adjacent early warning device. Taking the early warning device at the accident point as the starting point, the closer the distance to the starting point, the stronger the early warning signal of the adjacent early warning device. The invention has the advantages of timely discovery of the accident scene, long distance and short time-consuming setting of the early warning device, various setting methods of the early warning device, accurate and timely early warning and cancellation of early warning, higher early warning efficiency and better effect, and can effectively reduce the occurrence of secondary accidents. Possibility of beneficial effects.

The invention relates to the technical field of intelligent transportation, in particular to an intelligent walking warning board for expressway accident early warning and self-help seeking. The intelligent walking warning board comprises a motion information acquisition chip, an intelligent tracing module, a GPS positioning module, a singlechip CPU control module, a SIM information transmission module, a camera, a WIFI network transmission module and a wireless remote control device. An intelligent walking warning board device with the functions of intelligent tracing, independent positioning, video transmission, information transmission, wireless recovery and the like is designed from the two angles of expressway accident early warning and emergency rescue by utilizing the technologies of singlechip development, GPS positioning, vehicle movement information acquisition, communication, wireless retraction and the like, early warning and timely rescue after expressway accidents are realized, the defects of danger in the placing process, unobvious warning effect, inability to timely asking for help and the like of a traditional triangular warning board are overcome, and the creativity is high.

The invention discloses a water temperature and water level measuring device for a solar water heater. The water temperature and water level measuring device comprises a sealing shell, and a sensor shell connected with the upper part of the sealing shell, wherein the upper part of the sensor shell is connected with a top cover; the sensor shell is connected with a deformation shell; a beam is adhered to the inner wall of the sensor shell or the inner wall of the deformation shell; a strain piece is adhered to the bottom of the beam; a guide rod is pressed against the top of the middle part of the beam; a hydraulic pressure piece is adhered to the top of the guide rod; a hydraulic pressure through hole is formed in the top cover or the deformation shell; a water temperature sensor through hole is formed in the side wall of the sensor shell or the top cover; a water temperature sensor sleeve is adhered in the water temperature sensor through hole; a water temperature sensor is arranged in the water temperature sensor sleeve; a connecting plate is connected to the bottom of the inner wall of the sensor shell; and the bottom end of the connecting plate is connected with a signal processing plate. The water temperature and water level measuring device is novel, unique, high in sensitivity and low in water quality requirement and performs all-weather continuous measurement; and by adoption of the strain piece and the unique design, a sensing part is prevented from being in direct contact with water, and the service life of the sensor is prolonged.

The invention relates to the technical field of traffic warning control, and provides an intelligent traffic early warning system which comprises a guardrail patrol machine, a tunnel patrol machine, agateway robot, an acousto-optic early warning system and a background server. The guardrail patrol machine is installed on a road guardrail and used for sending preset early warning information to the background server. The tunnel patrol machine is installed at a preset position of a tunnel and used for obtaining preset vehicle violation information, preset tunnel foreign matter information, airquality concentration and preset traffic image information in the current tunnel and uploading the information to the background server. The gateway opening robot is arranged at a preset position of agateway and used for acquiring preset vehicle information at the current gateway opening and uploading the acquired preset vehicle information to the background server, and the acousto-optic early warning system is used for receiving a preset alarm signal and carrying out corresponding sound and light early warning according to the received preset alarm signal. The system is intelligent in monitoring of high-speed traffic, high in safety and high in convenience.

The invention belongs to the technical field of road surface monitoring, and particularly relates to an air rail remote control intelligent patrol system which comprises a patrol system. The patrol system is used for patrolling the driving state of the expressway pavement. The patrol system comprises a patrol device, an image acquisition module, a warning module, a sound amplification module, a communication module, a central processing unit and a storage module. In the present invention, a plurality of groups of high-definition cameras in the image acquisition module are used for carrying outimage acquisition on the driving conditions of the expressway pavement and the vehicle; a plurality of groups of high-definition cameras can be used for collecting images at a plurality of angles inthe same area; the image acquisition module transmits a plurality of groups of images acquired at the same moment to the central processing unit; when a hidden danger exists in vehicle driving, a display screen in the warning module displays a red mark to remind a driver, voice broadcasting is conducted on a vehicle through a loudspeaker in the sound amplifying module, the driver is reminded to standardize driving behaviors in time, and the safety coefficient of vehicle driving is improved.

The invention provides a control system and method for preventing automobile secondary accidents in expressway tunnels. The system comprises an accident detection device, a vehicle detection device, aprompting device, a prevention device, a reset detection device and a central processing unit, wherein the accident detection device is arranged in a tunnel and used for detecting whether an accidentoccurs in the tunnel or not; the prevention device is arranged in front of a tunnel entrance, the vehicle detection device is arranged in front of the prevention device and used for judging whether avehicle is to be driven into the tunnel, and the reset detection device is used for judging whether the prevention device is in an idle state or not; and the central processing unit communicates withthe accident detection device, the vehicle detection device, the prompting device, the reset detection device and the prevention device to judge whether an accident occurs in the tunnel, if yes, theprevention device and the prompting device are controlled to work, and when an accident occurs in the tunnel, the prevention device is used for forcibly lowering the speed of the vehicle to be driveninto the tunnel so that a driver can obtain the prompt information conveniently, and secondary accidents in the tunnel can be effectively reduced.

The invention relates to an intelligent remote control LED warning signboard, and in particular relates to an intelligent remote control LED warning signboard remotely controlled by a mobile phone app. The warning signboard is used for being placed at a specified distance behind a vehicle when a traffic accident happens so as to achieve warning operation, and secondary accidents are prevented. Theintelligent remote control LED warning signboard structurally comprises a master control panel, a motor driving module, a foldable triangular module, a power supply, a mobile phone control APP, a second driving wheel, a first driving wheel, a driven wheel, a fixing support, an upper shell, a lower shell and an OpenMV camera. A product is connected through mobile phone Bluetooth. A proper forwardgear is selected; the motor controls the driving wheel to enable the product to safely arrive at a designated place; the product is remotely controlled, a steering engine rocker arm is controlled by the motor driving module to complete folding and unfolding work of the triangular long strip, the LED light-emitting module is arranged on the triangular long strip, the LED light-emitting module, fluorescent cloth and the bottom vehicle body jointly form a warning triangle, warning work is completed, and therefore the probability of secondary accidents is reduced.

The invention relates to an automobile accident liability judgment and processing system and an automobile. The automobile accident liability judgment and processing system comprises a locating moduleused for acquiring traveling track information of the automobile, an environment acquisition module used for acquiring automobile external traffic environment information, a driving behavior acquisition module used for acquiring driving behavior information of a driver, a collision induction module used for inducing a collision of the automobile and generating collision information, a storage module used for storing the traveling track information, the traffic environment information and the driving behavior information, a processor used for conducting liability judgment, a display terminal used for displaying a liability judgment result of the processor, and a processing terminal used for conducting online payment. By the adoption of the automobile accident liability judgment and processing system and the automobile, the traveling track information, the traffic environment information and the driving behavior information can be acquired, the processor conducts analysis and automaticliability judgment, and an automobile accident is quickly processed.

The invention discloses an intelligent traffic notice board that comprises a power supply mechanism, a microprocessor, a prompt information display screen, a wireless network module, a lane congestionmonitoring device and an upper computer server. The microprocessor and the prompt information display screen are electrically connected with the power supply mechanism and powered by the power supplymechanism. The prompt information display screen, the wireless network module and the lane congestion monitoring device are respectively electrically connected with the microprocessor and controlledby the microprocessor. The wireless network module is in interactive communication with the upper computer server; the lane congestion monitoring device is a device for monitoring the traffic flow congestion condition of an area where the current notice board is located; the lane congestion monitoring device is used for monitoring the traffic flow density and the traffic flow speed of each lane, and the prompt information display screen is used for displaying the congestion condition of a front lane and prompt information transmitted by the upper computer server. The intelligent traffic noticeboard has the advantages that the road congestion condition can be prompted in time, the congestion lane can be set for prompting manually, congestion can be relieved, and commuting efficiency is improved.

The invention discloses a traffic event detection method and device, a terminal and a storage medium. The traffic event detection method comprises the steps of obtaining a to-be-detected image; identifying a non-resident object in the to-be-detected image; performing three-dimensional modeling on the non-resident object in the to-be-detected image to obtain a first image; performing two-dimensional modeling on the non-resident object in the to-be-detected image to obtain a second image; and performing traffic event detection based on the first image and the second image to obtain a traffic event detection result. According to the invention, rapid detection of traffic events can be realized.

The invention discloses an expressway fire extinguishing system based on comprehensive information platform data analysis. The expressway fire extinguishing system is mainly used for prevention of secondary accidents of expressway accident-prone locations and rapid emergency treatment of traffic accidents, and comprises a wireless alarm module, a fire-fighting module, a secondary accident prevention module and a rescue module which are in wireless connection with a comprehensive information platform. The expressway fire extinguishing system can perform automatic early warning and manual alarmon a place where highway accidents happen frequently, and the background comprehensive information platform controls the wireless alarm module, the fire-fighting module, the secondary accident prevention module and the rescue module, so that secondary accidents are reduced, people and vehicles with accidents are rescued in time, and casualties which cannot be rescued in time are reduced.

The invention discloses an early warning method of secondary accidents on the expressway based on big data. The method is achieved in ways that early warning devices are arranged on expressway guardrails at intervals; when an accident occurs, an accident point early warning device near the accident place is triggered and sends accident place information to a monitoring center; the accident point early warning device triggers adjacent early warning devices; and the accident point early warning device is taken as the starting point, so the shorter the distance between the place and the startingpoint is, the stronger the early warning signal of the adjacent early warning device is. According to the invention, the beneficial effects are that accident places can be timely found; the setting distances of the early warning devices are big; less time is consumed; setting ways of the early warning devices are various; early warnings and repealing of early warnings are precise and timely; earlywarning efficiency is quite high; early warning effects are better; and probability of occurrence of secondary accidents can be effectively reduced.

The invention discloses an emergency response system matched with a traffic signal lamp, and relates to the technical field of traffic emergency reaction equipment. The emergency response system comprises a bottom plate, a control unit and a warning device, wherein the bottom of the warning device is fixed to the top of the bottom plate, the warning device comprises a box body, the bottom of the box body is fixed to the top of the bottom plate, and the output end of the control unit is connected with the input end of the warning device. The emergency response system matched with the traffic signal lamp and a controlling method thereof can quickly block a road, a vehicle is prevented from driving into the road, when a traffic accident occurs, the traffic accidents can be found in time, theaccident types can be determined, and corresponding traffic flow guiding schemes can be formulated for related departments, the traffic jam condition at the occurrence position of the traffic accidentcan be reduced, the transport efficiency and the traffic capacity of an expressway are improved, an ambulance or a disaster relief vehicle can effectively reach the accident site fast and safely, andthe secondary accidents caused by the current accident is reduced.

The application discloses a monitoring system based on gas valve control, comprising a comprehensive sensor, gas valve control terminals, gas switching valves, a control terminal placing rack, a mobile terminal and a center control platform, wherein the comprehensive sensor is used for sensing the temperature, the concentration of gas and carbon monoxide, and feeding sensing values back to the gasvalve control terminals, the gas valve control terminals are used for opening or closing the gas switching valves, the control terminal placing rack is used for fixing the gas valve control terminalson the gas switching valves, the mobile terminal is used for displaying the sensing values of the comprehensive sensor, and is capable of remotely controlling the gas valve control terminals to openor close the gas switching valves, the center control platform is used for monitoring the plurality of gas switching valves. The monitoring system of the invention is capable of monitoring indoor gasconditions of users in real time and remotely controlling open or close of gas valves, so as to play a certain role in preventing dangerous cases, through adoption of the monitoring system, relevant departments can achieve monitoring for gas conditions of multiple users, thus the monitoring system is worthy of promotion and application.

The invention provides a safe traffic partition fence, which comprises vertical handrails in equal-distance arrangement along a road, wherein the upper and lower sides of the vertical handrails are transversely connected through an upper base and a lower base which respectively extend along the road, the outer surfaces of the vertical handrails are mirror surfaces, in addition, the outer peripheral line of the cross section of each vertical handrail is a peripheral closed sawtooth line, the sawtooth opening on each sawtooth line is in a shape of a right angle, and in addition, the sawtooth openings are uniformly distributed in the circumferential direction. The traffic partition fence has the advantages that the phenomenon of free use of high beam lamps can be effectively inhibited, and the traffic safety is improved.

The invention relates to a highway sound insulation barrier installation construction method, relates to the technical field of municipal facilities, and uses a highway sound insulation barrier, the sound insulation barrier comprises a sound insulation plate and fixing columns arranged on the side edge of the sound insulation plate and connected end to end, and an installation device is arranged on the fixing columns. The installation device and a cement fence beside a high-speed road are fixedly installed, a rapid penetrating opening is formed in the sound insulation plate, the rapid penetrating opening penetrates through the sound insulation plate, a sound insulation cover plate covering the rapid penetrating opening is arranged on the sound insulation plate, and the sound insulation cover plate and the sound insulation plate are installed and fixed through an installation piece. The device has the effects of being convenient to mount and dismount and facilitating personnel to pass through so as to reduce the occurrence probability of secondary injury accidents.

The invention relates to a triangular warning board for a vehicle, in particular to a remote control acousto-optic triangular warning board. A driving part with the triangular warning board and an acousto-optic warning lamp is remotely controlled to a specified position of an automobile accident site through remote control and hand braking; the warning board is suitable for dangerous accident sections where the warning board is difficult to place by walking according to specifications and accident sites in rainy and foggy days and at night, and the purpose of reducing secondary accidents is achieved.

The invention provides a fluorescent structure, an optical device, a warning device and a control method of the warning device, and relates to the technical field of optical elements. The fluorescentstructure comprises a fluorescent layer comprising a plurality of fluorescent grooves, wherein the plurality of fluorescent grooves penetrate through the fluorescent layer along the stacking directionof the fluorescent layer; and a reflecting layer which is overlapped with the fluorescent layer, wherein the reflecting layer is used for conducting light reflection operation based on the fluorescent grooves. According to the invention, the fluorescence excitation effect can be optimized, the warning capability can be enhanced, and the reflection effect can be enhanced. Particularly, when the fluorescent structure provided by the invention is applied to triangular warning boards, road cones and the like for traffic warning, the warning effect on drivers and passengers is further improved, and the probability of secondary accidents is further reduced. Especially in foggy days, sand and dust and other particle climate astronomical phenomena, an existing triangular warning board is extremely poor in yellow light reflection effect, and the triangular warning board adopting the fluorescent structure provided by the invention has no influence on the yellow light reflection effect.