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33results about How to "Prevent collision accidents" patented technology

Mobile Internet based night driving pedestrian prompt assistant system and method

The invention discloses a mobile Internet based night driving pedestrian prompt assistant system. The system includes pedestrian carried subsystems and vehicle-mounted subsystems. The pedestrian carried subsystems are carried by pedestrians. The vehicle-mounted subsystems are arranged on vehicles. The vehicle-mounted subsystems and the pedestrian carried subsystems are connected to mobile Internet. The mobile Internet based night driving pedestrian prompt assistant system of the invention is different from a conventional vehicle-mounted sensor based night driving assistant system, is introduced with the mobile Internet, greatly gets rid of the restriction of environment conditions, can deal with various situations of sudden appearance of pedestrians in the front of vehicles during night driving, provides drivers with effective prompts and assistance in various forms of coordination, and can effectively avoid collision accidents between people and vehicles during night driving caused byunclear perception of drivers.
Owner:CHINA FIRST AUTOMOBILE

Estimation method capable of calculating bending/gradient of road ahead

The invention discloses an estimation method capable of calculating the bending / gradient of a road ahead. The estimation method comprises the following steps of: establishing a two-dimensional dynamic azimuth coordinate system at a position of a running automobile as an original point at first, and searching road situations of the original point and the periphery of the original point; then determining an arc length interval according to the length of the automobile and the road congestion degree, selecting a plurality of points in front of and behind the road according to a predetermined time interval between two adjacent points, obtaining coordinate values of the plurality of points on the two-dimensional dynamic azimuth coordinate system according to geographic coefficients of the plurality of points and recording the coordinate values as column vectors; fitting based on the known column vectors and obtaining a three-dimensional polynomial and a first-order derivative function and a second-order derivative function of the three-dimensional polynomial; and finally, calculating a geographic coefficient variable of each point relative to the former point, and estimating the bending / gradient of the road ahead according to the geographic coefficient variables. By the method, the bending / gradient of the road ahead can be estimated in advance so that corresponding technical measures can be taken in advance and crash traffic accidents can be avoided.
Owner:北京星河易达科技有限公司

Automatic container lifting container number photographing recognition device and control method thereof

The invention discloses an automatic container lifting container number photographing recognition device and a control method thereof. The automatic container lifting container number photographing recognition device comprises a manipulator telescopic device, a camera and a controller, wherein the manipulator telescopic device is fixedly connected to one F-TR lock seat of a special container lifting frame, and the camera is fixed to the manipulator telescopic device and used for conducting photographing recognition on the container number. According to the automatic container lifting container number photographing recognition device and the control method thereof, after container F-TR locks are fixed, the camera stretches out through the manipulator telescopic device to conduct photographing recognition on the container number, automatic operation is conducted through the controller in the whole process, and recognition of the container number is rapid; and in addition, the manipulator telescopic device is provided with an obstacle avoidance system, so that the situation that damage is caused due to the fact that the manipulator telescopic device and the camera collide with obstacles is avoided, and smooth operation of the photographing recognition device is ensured.
Owner:李诚

Car back detection device capable of preventing accidental overtaking collision

The invention relates to a car back detection device capable of preventing accidental overtaking collision, which is arranged on an automobile and comprises a plurality of ultrasonic wave sensors, animage camera at the back of the automobile and a control host, a vehicle-mounted display and an alarm module, wherein, the control host calculates the distance value of the barrier according to flighttime of the ultrasonic wave signals, and judges whether an object move to the automobile in a high speed or not from the shot image signals by the image camera at the back of the automobile; the vehicle-mounted display displays the images captured from the image camera at the back of the automobile and the distance value of the barrier calculated by the control host; and the alarm module gives out alarm voice when the control host judges that an object move towards the automobile in a high speed. The car back detection device can lead users to fully learn the distance of the back of the automobile and barriers, and matches to detect whether objects move towards the back of the automobile in a high speed, and can effectively prevent accidental collision.
Owner:COLIGEN CHINA

Unmanned aerial vehicle management method and device, computer system and readable storage medium

The invention discloses an unmanned aerial vehicle management method and device, a computer system and a readable storage medium. The method is based on a block chain database, and comprises the following steps of segmenting a flight full image, receiving a management area map, and outputting the management area map to a working node in the block chain database; encrypting the management area mapto obtain an encrypted map, and outputting the encrypted map to a working node of a block chain database for storage; receiving the current position information, and outputting a management area map matched with the current position information; and controlling the unmanned aerial vehicle to start to enable the unmanned aerial vehicle to fly according to the management area map. According to the invention, the timeliness of obtaining the management area map and the no-fly area by the unmanned aerial vehicle is improved; the unmanned aerial vehicle can identify the latest no-fly zone, so that the accident that people collide with the unmanned aerial vehicle during installation is avoided; the malicious tampering of the management area map by equipment outside the block chain database is avoided, the strong compulsory is provided for no-fly area management of the unmanned aerial vehicle, and the efficiency of preparation work before takeoff of the unmanned aerial vehicle is improved.
Owner:PING AN TECH (SHENZHEN) CO LTD

Intelligent security robot with anti-collision function

InactiveCN108393862AWith anti-collision functionRealize all-round anti-collisionProgramme-controlled manipulatorEngineeringRobot
The invention discloses an intelligent security robot with an anti-collision function. The intelligent security robot comprises a bottom plate, the top of the bottom plate is fixedly connected with abase, and a robot body is fixedly connected to the top of the base. A sliding rail is connected to the arc top of the outer surface of the base, sliding blocks are connected to the top and the bottomof one side of the sliding rail in a sliding mode, and baffles are fixedly connected to the outer surface of the base and located at the top and the bottom of the sliding rail. One side of each baffleis fixedly connected with one side of the corresponding sliding block through a buffer spring. The invention relates to the technical field of security equipment. According to the intelligent security robot with the anti-collision function, good physical anti-collision and intelligent system anti-collision can be realized for the security robot, the problem that the protection position of an existing anti-collision measure is limited and only active collision between a robot and the outside can be avoided is solved, the accident of active collision between outside objects and the robot is avoided, and the purpose of physical anti-collision and intelligent system anti-collision on the robot is achieved.
Owner:FOSHAN ENCI TECH CO LTD

Coaxial helicopter and flexible variable-pitch rotor wing

PendingCN113815847ALittle impact on waste resistanceReduce weightRotocraftClassical mechanicsMechanical engineering
The invention provides a coaxial helicopter and a flexible variable-pitch rotor system. The coaxial helicopter comprises a helicopter body, an upper rotor assembly and a lower rotor assembly; the overall shape of the helicopter body is drop-shaped, and the outer contour of any cross section of the helicopter body is one of a circle, a long circle or an oval; a first blade of the upper rotor assembly is tilted upwards and connected with a first blade clamp assembly, the first blade clamp assembly is rotatably installed at one end of a first variable-pitch journal, and the first variable-pitch journal is fixed to a first blade hub; and a second blade of the lower rotor assembly tilts downwards and is connected with a second blade clamp assembly, the second blade clamp assembly is rotatably installed at one end of a second variable-pitch journal, and the second variable-pitch journal is fixed to a second blade hub. According to the coaxial helicopter, through the design that the helicopter body is in a water drop shape, the structure is simple and compact, the first blade deviates upwards, the second blade deviates downwards, the phenomenon that the first blade and the second blade are subjected to a paddle beating accident when the helicopter flies in a high-speed maneuvering mode is avoided, and the operation stability and safety are high.
Owner:范家铭

Moving region calibration type guide robot

The invention provides a moving region calibration type guide robot. The moving region calibration type guide robot comprises a robot body and at least one group of wireless terminals, wherein each wireless terminal is provided with a Bluetooth headset; the robot body comprises a walking device, a navigation and location device, a voice explanation device, a Bluetooth transmission device and a storage device; the wireless terminals are in Bluetooth connection with the Bluetooth transmission device; the navigation and location device is used for presetting a navigation route, and comprises a light-emitting control module and a light-emitting module arranged on the robot main body; the light-emitting module is electrically connected to the light-emitting control module; the light-emitting control module is used for driving the light-emitting module to display lamplight on the corresponding area of the circumference of the robot body according to the navigation route; the voice explanation device is used for explaining exhibits; and the storage device is used for storing explanation data of the exhibits. The avoidance of the moving region calibration type guide robot can be reduced, so that the moving region calibration type guide robot can efficiently move.
Owner:合肥市徽马信息科技有限公司

Environmental parking safety auxiliary device

The invention discloses an environmental parking safety auxiliary device, which comprises a camera, a control display screen, an obstacle detecting module, a light source detecting module, a speed detecting module, a singlechip and a motor control module. Environmental images photographed by the camera are observed by the control display screen; the environmental images and surrounding environment information detected by the obstacle detecting module, the light source detecting module and the speed detecting module are combined and sent to the singlechip; and parking is assisted through the motor control module. Surrounding conditions on the front corners and in back of a vehicle can be simultaneously displayed on the display screen, so that visual blind areas on the front corners and in back of the vehicle are thoroughly eliminated, the device is easy and convenient to control, and the safety is improved.
Owner:NANJING AQUAPEL IOT

Visual vehicle anti-scratch device and vehicle

PendingCN107097719APrevent collision accidentsScratch accidents are less likely to happenSignalling/lighting devicesMicrocontrollerLaser transmitter
The invention relates to the field of optoelectronic products, and provides a visual vehicle anti-scratch device. The visual vehicle anti-scratch device comprises a stabilized voltage supply, a control circuit, a single-chip microcomputer, a distance measurement sensor and a linear laser emitter, wherein the stabilized voltage supply is connected with the control circuit, the single-chip microcomputer, the distance measurement sensor and the linear laser emitter are connected with the control circuit, and the distance measurement sensor and the linear laser emitter are connected with the single-chip microcomputer. When the distance measurement sensor detects that the distance between vehicles or pedestrians or barriers in front of a vehicle body and the vehicle body is smaller than a set safe distance, the distance measurement sensor sends a signal to the single-chip microcomputer, and the single-chip microcomputer controls the linear laser emitter to emit a linear laser. The visual vehicle anti-scratch device can visually reflect the distance between the vehicles or pedestrians or barriers in front of the vehicle body and the vehicle body to a driver, and thus the scratch accident can be reduced. The invention further provides a vehicle. The vehicle is provided with the visual vehicle anti-scratch device and is good in safety performance.
Owner:CHENGDU NORMAL UNIV

An automatic container hoisting box number photo recognition device and its control method

The invention discloses an automatic container lifting container number photographing recognition device and a control method thereof. The automatic container lifting container number photographing recognition device comprises a manipulator telescopic device, a camera and a controller, wherein the manipulator telescopic device is fixedly connected to one F-TR lock seat of a special container lifting frame, and the camera is fixed to the manipulator telescopic device and used for conducting photographing recognition on the container number. According to the automatic container lifting container number photographing recognition device and the control method thereof, after container F-TR locks are fixed, the camera stretches out through the manipulator telescopic device to conduct photographing recognition on the container number, automatic operation is conducted through the controller in the whole process, and recognition of the container number is rapid; and in addition, the manipulator telescopic device is provided with an obstacle avoidance system, so that the situation that damage is caused due to the fact that the manipulator telescopic device and the camera collide with obstacles is avoided, and smooth operation of the photographing recognition device is ensured.
Owner:李诚

Indoor space collaborative operation safety guarantee method and system

The invention discloses an indoor space collaborative operation safety guarantee method and system. The method comprises the following steps: deploying a positioning base station indoors, and deploying a positioning alarm label and a reference label; the positioning base station obtains a positioning alarm label air pressure measurement value and a positioning data packet, and a two-dimensional positioning result is obtained through calculation according to the positioning data packet; the positioning base station obtains a reference label air pressure measurement value; the three-dimensional position resolving equipment calculates the height value of the positioning alarm label according to the air pressure measurement value and the height of the reference label, further obtains a three-dimensional positioning result, and sends the three-dimensional positioning result to the safety detection equipment; the security detection device obtains three-dimensional security model information from the security rule configuration device, and calculates the nearest distance between three-dimensional models according to the three-dimensional positioning result of the positioning alarm tag; and if the nearest distance is less than or equal to zero, it is indicated that there is possibility of collision between the three-dimensional models, and the safety detection device gives an alarm. The safety of cooperative work of indoor space operating personnel, equipment and facilities is improved.
Owner:SHANGHAI ADVANCED AVIONICS

Driving type expansion joint and application thereof

The invention discloses a driving type expansion joint and application thereof. The driving type expansion joint includes an expansion joint main body, the two ends of the expansion joint main body are fixedly provided with end flanges, the end flange at one end is fixedly provided with a driving mechanism, and the telescopic end of the driving mechanism is connected to the end flange at the otherend. The driving type expansion joint can achieve active extension and compression, collision between a dust suction hood and a fixed pipe during movement of the dust suction hood can be avoided, andcollision accidents and equipment damage are avoided; and a gap generated after positioning and docking of the dust suction hood and the fixed pipe can be made up, the air leakage rate is reduced, the pipe ventilation and dust collection efficiency is improved, manual sealing is saved, time and labor are saved, and operation is facilitated.
Owner:NINGXIA SEN SOURCE HEAVY EQUIP

A portable, convenient and fixed charging device for a new energy vehicle

The invention discloses a portable, convenient and fixed charging device for a new energy vehicle, including principals and interfaces, the upper ends of the left and right sides of the main body areconnected with suction cups, The left and right ends of the suction cup are fixed with charging tubes, and the suction cup and the charging tubes are fixedly connected; the upper and lower ends of thesuction cup are connected with plastic bars; the bottom of the main body is provided with lifting columns; and the main body and the lifting columns are welded. The portable, convenient and fixed charging device for new energy vehicles by means of a spring between the body and the rubber plate, As such, that char device and the housing of the new energy vehicle can maintain a certain work space,At that same time, the invention can avoid the collision of the outside to the char equipment of the new energy vehicle, thereby preventing the collision accident of the inconvenient operation of thevehicle, and protect the parts of the char equipment of the new energy vehicle to a certain extent. The portable, convenient and fixed charging device for a new energy vehicle also provides a coolingspace for the charging equipment of the new energy vehicle.
Owner:潍坊华高信息科技有限公司

Intelligent traffic guidance system of intelligent industrial park

The invention discloses an intelligent traffic guidance system of an intelligent industrial park. The system comprises a parking space data collection system, a central processing system, and an entrance guidance terminal, and the parking space data collection system is used for collecting parking space state information of the industrial park and the information of a vehicle parked in a parking space, and transmitting the information to the central processing system. In the invention, all parking space information of the industrial park is summarized and processed; an entrance planning classification module is used for carrying out classification planning processing on the positions of the parking spaces according to the positions of the entrances of the industrial park so that the entrance guide terminal of each entrance of the industrial park displays the parking space information close to each entrance in a classified manner; and parking space information is displayed in a classified planning mode so that the vehicles entering each entrance of the industrial park can park in the nearest parking space, the vehicles entering the industrial park from each entrance circulate orderly, and an internal traffic burden of the industrial park is reduced.
Owner:深圳云谷星辰信息技术有限公司

Car roof graded adjustable air resistance slow-release speed device

The invention discloses a car roof graded adjustable air resistance slow-release speed device which comprises a racing car body. A mounting groove is correspondingly formed in the top of the racing car body, a mounting ring is correspondingly arranged in the mounting groove, and a buffer device is arranged in the mounting ring; an air resistance slow release plate is arranged at the top of the buffer device, the buffer device comprises an annular shell, an annular magnet is arranged in the middle of the annular shell, cushioning air bag assemblies are evenly arranged between the annular magnetand the annular shell, the annular magnet is connected with the air resistance slow release plate, and each cushioning air bag assembly comprises a cushioning air bag; and one end of the cushioning air bag is connected with an outer air ring, one end of the outer air ring is connected with a second pressure cylinder in a penetrating mode, a second piston is arranged in the second pressure cylinder in a sliding mode, and an elastic body is arranged at the bottom of the second piston. The device is high in practicability and capable of reducing accident hazards.
Owner:SUZHOU GUTESI ELECTRONICS TECH

Car roof graded adjustable air resistance slow-release device

The invention discloses a car roof graded adjustable air resistance slow-release device which comprises a racing car body and is characterized in that a mounting groove is correspondingly formed in the top of the racing car body, a mounting ring is correspondingly arranged in the mounting groove, a buffer device is arranged in the mounting ring, and the buffer device is arranged in the mounting ring. An air resistance slow-release plate is arranged at the top of the buffering device, the buffering device comprises an annular shell, an annular magnet is arranged in the middle of the annular shell, cushioning air bag assemblies are evenly arranged between the annular magnet and the annular shell, the annular magnet is connected with the air resistance slow-release plate, each cushioning air bag assembly comprises a cushioning air bag, and the cushioning air bag is connected with the annular magnet. One end of the cushioning air bag is connected with an outer air ring, one end of the outer air ring is connected with a second pressure cylinder in a penetrating mode, a second piston is arranged in the second pressure cylinder in a sliding mode, and an elastic body is arranged at the bottom of the second piston.
Owner:高路生

A Predictive Method for Calculating the Curve/Slope of the Road Ahead

The invention discloses an estimation method capable of calculating the bending / gradient of a road ahead. The estimation method comprises the following steps of: establishing a two-dimensional dynamic azimuth coordinate system at a position of a running automobile as an original point at first, and searching road situations of the original point and the periphery of the original point; then determining an arc length interval according to the length of the automobile and the road congestion degree, selecting a plurality of points in front of and behind the road according to a predetermined time interval between two adjacent points, obtaining coordinate values of the plurality of points on the two-dimensional dynamic azimuth coordinate system according to geographic coefficients of the plurality of points and recording the coordinate values as column vectors; fitting based on the known column vectors and obtaining a three-dimensional polynomial and a first-order derivative function and a second-order derivative function of the three-dimensional polynomial; and finally, calculating a geographic coefficient variable of each point relative to the former point, and estimating the bending / gradient of the road ahead according to the geographic coefficient variables. By the method, the bending / gradient of the road ahead can be estimated in advance so that corresponding technical measures can be taken in advance and crash traffic accidents can be avoided.
Owner:北京星河易达科技有限公司

A kind of loudspeaker equipment with anti-jamming function

The invention relates to a sound amplification device with an anti-interference function, which comprises a main body and a connecting rod, a sound amplification cover is fixed at the middle part in the main body, the main body is fixedly connected with the sound amplification cover, and a cross rod is mounted at the top end of the sound amplification cover. The teacher-used anti-interference sound amplification device with the standby battery is provided with the standby battery; the bolt groove moves between the frame and the infrared emitter; therefore, the infrared emitter in the frame canbe disassembled through the bolt grooves. replacement treatment can be carried out on the device; parts in the main body and the sound amplification cover can be maintained; the infrared emitter is arranged through the sound amplification cover; the infrared light wave carrier can not penetrate through the wall, confidentiality and easy isolation are achieved innate, the problem of frequency crosstalk between adjacent classrooms can be effectively solved, meanwhile, infrared light is safe and radiation-free light wave, an infrared emitting part is beneficial and harmless to the human body, the emitter adopts a lithium ion battery, and the battery does not need to be replaced frequently.
Owner:上海皖馨网络科技有限公司

Low-delay method for detecting mechanical arm collision by robot

The invention discloses a low-delay method for detecting mechanical arm collision by a robot. The low-delay method comprises the following operation methods: S1, firstly, performing operation on an operation terminal, and selecting an item for detecting the mechanical arm collision by the robot through a detection item selection module in a selection simulation system; S2, adopting the detection item selection module to select the speed, the displacement and the track during testing through a control module according to the selected item type; and S3, starting an infrared sensor on the robot, performing simulation detection on a robot collision model through a collision detection calculation unit in a simulation collision module, and automatically calculating a collision result by the simulation collision module after the detection is finished. Whether the mechanical arm is collided or not is judged in advance through simulation, the detection precision is high, collision accidents are avoided, a complex system dynamics model needs to be established, acceleration does not need to be measured, calculation is more efficient, and the method can be easily used for an existing system without changing the structure of the mechanical arm.
Owner:GAITECH ROBOTICS (SHANDONG) INC +1

Non-contact limiting device

The invention relates to a non-contact limiting device. The device comprises a mechanical connection mechanism and an electrical detection system, wherein the mechanical connection mechanism comprisesa fixing support and an elastic deformation mechanism, the electrical detection system comprises a detection switch and a feedback plate, an electric control box fixing support is installed on a lower portion of a fixed rail walking mechanism, an elastic deformation mechanism is installed on the fixing support, a detection switch is installed on the elastic deformation mechanism through the fixing support, feedback plates are flatly laid and fixed to the ground at two ends of an independent working area of each walking mechanism, and an electric control box is installed on a side face of eachwalking mechanism to achieve electric control. The device is advantaged in that running safety of the walking mechanism is improved, collision accidents are avoided, potential safety hazards existingat present are eliminated, stability of production running is ensured, collision accidents are avoided, potential safety hazards are eliminated, and production efficiency is improved.
Owner:石钢京诚装备技术有限公司

An intelligent traffic guidance system for a smart industrial park

The invention discloses an intelligent traffic guidance system for a smart industrial park, comprising: a parking space data collection system, a central processing system, and an entrance guidance terminal. Information is collected and transmitted to a central processing system. In the present invention, after summarizing and processing all the parking space information of the industrial park, the location of the parking spaces is classified and planned through the entrance planning and classification module according to the positions of each entrance of the industrial park, so that the parking space information similar to each entrance is classified and displayed in each of the industrial parks. The entrance guidance terminal at the entrance realizes classified planning and displays parking space information, so that vehicles entering the industrial park at each entrance can park in the nearest parking space, allowing vehicles entering the industrial park from each entrance to flow in an orderly manner, and reducing the internal traffic burden of the industrial park.
Owner:深圳云谷星辰信息技术有限公司
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