354 results about "Post collision" patented technology

The utility model discloses an automobile interior trim injection molding part with a buffer structure, which relates to the technical field of automobile accessories and particularly comprises a thick-sheet interior trim part, a corresponding part is arranged on one side of the upper surface of the thick-sheet interior trim part, a corresponding groove is formed in the bottom of the thick-sheet interior trim part of the corresponding part, an arched part is arranged on one side, close to the corresponding part, of the thick-sheet interior trim part, and the arched part is connected with the thick-sheet interior trim part. The upper surface of the arched part is provided with a through hole, one side of the arched part is provided with a connecting hole, the inner arc surface of the arched part is fixedly provided with a supporting piece, the top of the upper surface of the supporting piece is provided with a protruding end, and impact energy is absorbed through deformation of a spring on an elastic piece; according to the anti-collision beam, the elastic part is arranged on the anti-collision beam structure, so that the shape of the anti-collision beam is easily changed in the whole anti-collision beam structure, impact energy can be absorbed by the elastic part firstly, the energy is prevented from being transmitted to other parts, damage to the other parts is prevented, the driving safety is improved, and the maintenance cost after collision is reduced.

The invention provides an automobile collision unlocking method, device and equipment, a storage medium and a program product, and the method comprises the steps: detecting a collision signal in a target memory when the power supply voltage of a whole automobile recovers to a normal working voltage value from a normal working voltage value or below; and if the collision signal is detected, a vehicle door unlocking instruction is sent to a vehicle body control module. The target memory is arranged to record the collision signal, the collision signal in the target memory is detected when the power supply voltage of the whole vehicle recovers to the normal working voltage from below the normal working voltage, the target memory can still record the collision signal after power failure, and even if the power supply of the whole vehicle is switched to a closed gear after the vehicle is collided, the collision signal can be detected. After the vehicle body controller is reset, the unlocking instruction cannot be executed, collision can still be detected through the collision signal in the target memory, the vehicle door unlocking instruction is sent to the vehicle body control module to unlock the vehicle door, and reliable unlocking of the vehicle door after collision is achieved.

The invention discloses a ship seaborne collision confrontation semi-physical simulation system, and relates to the technical field of simulation, the semi-physical simulation system comprises a simulation host, an impact ship simulation system and a collided ship simulation system, the impact ship simulation system and the collided ship simulation system are respectively connected with the simulation host, and an operator can simulate the ship seaborne collision confrontation through the impact ship simulation system and the collided ship simulation system. According to the invention, the system simulates ship collision and collided ship driving, thereby carrying out chasing and collision simulation, and has the prominent advantage that people are in the loop, and the simulation host is internally provided with a collision confrontation core solver formed through a theoretical evaluation method, an empirical formula, an agent model and other methods. By combining with a two-ship simulation system, a sea collision complete process simulation method of two-ship control navigation before collision, multi-dimensional impact feedback presentation at the moment of collision, damage evaluation after collision and the like can be realized, a battlefield environment can be really simulated, a ship collision effect can be accurately evaluated, and the ship collision simulation system has the characteristics of strong immersion and strong interactivity; the ship marine collision confrontation training platform can be used for training marine law enforcement officers.

The invention relates to a collision detection method and device for a walking motor of a mowing robot. The method comprises the steps of collecting a current value, a speed value and a slope inclination angle of the walking motor of the mowing robot; calculating a current change rate Ax and a speed change quantity Vx; judging whether collision occurs or not; and when the collision is judged to occur, executing a recovery process to restart mowing. The device comprises an acquisition module, a calculation module, a judgment module and an execution module. The invention further relates to electronic equipment and a storage medium. By utilizing the collision detection method and device for the walking motor of the mowing robot, the electronic equipment and the storage medium, the problem that the walking control of the traditional mowing robot usually depends on detecting the current change of the walking motor or a Hall sensor to judge whether slipping or collision occurs or not can be solved; in the prior art, the attitude of the mower or the actual collision force cannot be accurately obtained, frequent shutdown caused by collision is easily misjudged, the operation is interrupted, and the work is difficult to complete; and excessive impact forces damage the lawn or the machine itself.

An emergency door release device for a vehicle may include a first sensor to detect a collision and provide a collision indication. A door sensor may detect if a door remains closed after the collision and provide a door indication. A receiver may receive a secondary detonation trigger indication from another device. A processor may analyze the indications to determine if they meet time constraints. A detonator may cause detonation of an explosive to separate the door from the vehicle body if the constraints are met. The device may include additional sensors to detect unsafe conditions. A method and system for releasing a vehicle door using similar components and steps may also be provided.

The invention discloses a BIM-based electromechanical pipeline installation method and device, a medium and a product, and the method comprises the steps that a BIM model is created, and the BIM model comprises a target building structure and electromechanical pipelines arranged in the target building structure; performing collision detection on the BIM model, and if a collision detection result represents that collision exists, performing layout adjustment on electromechanical pipelines in the BIM model until the collision detection result represents that no collision exists; after the collision detection result shows that no collision exists, electromechanical pipelines in a target building area in the BIM model are split; and each section of pipe fitting obtained through splitting is coded, and the code of each section of pipe fitting comprises the specification, the length, the connection mode, the installation position and the unique identity label, so that a prefabrication processing factory produces real pipe fittings according to the specification, the length and the connection mode in the code of each section of pipe fitting and marks the code on the produced pipe fittings. According to the invention, more efficient, high-precision and low-cost electromechanical pipeline installation is realized.

The invention relates to the technical field of automobile testing, in particular to an automobile door lock safety performance testing device for an automobile crash test, which comprises a bottom frame and a sliding block, and further comprises a supporting column, an automobile door mounting assembly, a limiting frame, an air bag assembly, an impact assembly, an electromagnetic accelerator and an inductive switch, the vehicle door mounting assemblies are slidably mounted on the inner sides of the supporting columns, the two limiting frames are symmetrically mounted on the two sides of the bottom frame, the air bag assemblies are mounted on the surfaces of the limiting frames, and the ends of the air bag assemblies extend to the two vehicle door mounting assemblies close to the sides of the limiting frames correspondingly. According to the invention, through a mode of correspondingly adjusting the pressure intensity of the corresponding position in the air bag assembly in the automobile collision test process, the problems that the parts of the test device for installing the hinge and the door knob buckle are easy to deform due to impact and the subsequent test operation is influenced are solved; and the problem that single collision data cannot be accurately acquired due to secondary collision between the impact structure and the vehicle door after collision is solved.

The utility model provides a front anti-collision beam assembly and a vehicle, and belongs to the technical field of automobile body parts, the front anti-collision beam assembly comprises an anti-collision beam body and a reinforcer, the anti-collision beam body comprises a main anti-collision area and side anti-collision areas respectively located at two ends of the main anti-collision area along the left-right direction, the side anti-collision area comprises a transition part and an extension part which are sequentially connected, the transition part is connected to the main anti-collision area, the main anti-collision area and the extension part are linear components, and the transition part is an arc-shaped component bent backwards; the reinforcing parts are connected to the side anti-collision areas, so that the main anti-collision area forms a weak collision area. The utility model provides a front anti-collision beam assembly and a vehicle and aims to solve the problem that in the prior art, after the left side or the right side of an anti-collision beam body is collided by external force, the anti-collision beam body is prone to deformation or displacement backwards, and therefore the safety of people in the vehicle is affected.

The present invention relates to a method and system for analyzing and visualizing traffic accident data for autonomous vehicles. The method comprises: collecting raw data related to vehicle traffic accidents and standardizing and integrating the raw data; cleaning and verifying the standardized and integrated data, time-calibrating, and synchronizing the data to obtain processed data; obtaining the collision time point based on the speed and path of the accident vehicle; analyzing the driving mode at the time of collision, the vehicle steering before the collision, the vehicle pedals before the collision, the vehicle accessories before the collision, the vehicle fault before the collision, the traffic signals and road markings before the collision, and the vehicle status after the collision based on the processed data and the collision time point to obtain key time points; and visually displaying the analysis results based on the processed data and the key time points. The present invention can achieve key time point marking and automatically generate and save scientific and standardized accident analysis reports.

The present application relates to a rear protection device and a vehicle. The rear protection device is used to be connected to the frame of the vehicle, and the rear protection device includes a protection beam, which includes a truss structure and a plate assembly. The truss structure is made of carbon fiber composite materials, and the plate assembly is at least covered on the outer peripheral side of a portion of the truss structure, and the plate assembly is made of metal material. The above-mentioned rear protection device, by providing a plate assembly made of metal material, so that the protection beam has a certain structural rigidity and strength, thereby preventing the rear-end car from entering the bottom of the commercial vehicle when the vehicles collide. By providing a truss structure made of carbon fiber composite materials, the various failure modes of carbon fiber composite materials in the collision failure process are combined with the structural deformation of the truss structure to dissipate the energy of the vehicle collision, thereby reducing the deformation of the rear-end car, so that there is still a large survival space in the rear-end car after the collision, thereby improving the safety of the occupants in the rear-end car.

The present invention discloses an anti-collision remote sensing UAV surveying and mapping device, which relates to the technical field of UAVs, and comprises a remote sensing UAV body, wherein a surveying and mapping device is installed at a position near the bottom of the front surface of the remote sensing UAV body, a connecting mechanism is installed at the top of the remote sensing UAV body, a trigger mechanism is arranged inside the connecting mechanism, an upper cover mechanism is arranged above the connecting mechanism, and a lateral buffer assembly is installed at a position near the outside of the bottom of the upper cover mechanism. When the present invention is used, the arc cover of the remote sensing UAV body can be separated from the remote sensing UAV body in time after being strongly collided during flight in a large open-pit mining area, so as to avoid contact with the propeller after deformation and cause a crash, and can effectively reduce the damage caused by the arc cover when the remote sensing UAV body collides during flight, and at the same time, ensure that the arc cover can be effectively separated from the remote sensing UAV body when it is violently collided.

The invention discloses an emergency rescue method and related equipment after a vehicle collision based on a mobile terminal, and relates to the technical field of automobile electronic technologies, and the method comprises the steps: determining a target feature value of a vehicle collision event based on real-time monitoring data of the mobile terminal in a vehicle; wherein the target characteristic value is used for representing the severity of the vehicle collision event; and executing a corresponding rescue action based on a preset level interval in which the target feature value is located. According to the method, whether the vehicle has the collision accident or not is detected and the accident collision level is determined only by using the data collected by the mobile terminal, so that corresponding rescue strategies are intelligently implemented based on different accident collision levels, and finally, the safety of a vehicle owner and passengers is protected, and the vehicle owner and the passengers are prompted and rescued in time.

An electric automobile bumper relates to the technical field of electric automobile accessories and comprises an anti-collision beam, a buffer device and a locking mechanism. The anti-collision beam is connected with an automobile longitudinal beam through a buffering device, and the buffering device is composed of a buffering oil cylinder, a buffering piston rod and a first buffering spring. The buffering piston rod slides in the oil cylinder, divides the oil cylinder into an upper cavity and a lower cavity and is provided with a one-way oil through hole and a reset oil through hole. The locking mechanism comprises an oil hole switch assembly and a delay unlocking assembly. When collision occurs, the oil hole switch assembly closes the reset oil through hole, oil liquid backflow and rapid springback of the buffer piston rod are prevented, it is ensured that the anti-collision beam is kept at the position after collision, and secondary damage to pedestrians is avoided. After collision is finished, the delayed unlocking assembly automatically opens the reset oil through hole after a period of time, the oil cylinder is made to return to the normal state, manual reset is not needed, operation is convenient and fast, and the anti-collision beam can continuously cope with possible follow-up collision and play a buffering role.

The present application relates to the technical field of in-vehicle emergency rescue, and specifically provides an accident injury severity classification method, an electronic device, a driving device, and a storage medium, aiming to solve the technical problem that actual injury severities of occupants cannot be determined in time when a collision occurs in a driving device. For this purpose, the method of the present application comprises: in response to a collision occurring in a driving device, acquiring traveling data of the driving device; inputting the traveling data into a safety belt analysis model to obtain a safety belt analysis result; acquiring accident injury severity classification characteristics on the basis of the traveling data; and inputting the safety belt analysis result and the accident injury severity classification characteristics into an injury severity classification model to obtain a predicted injury severity classification result. By means of the method, when an accident occurs, safety belt wearing conditions of occupants can be analyzed in time, and the injury severity of each occupant is accurately predicted on the basis of the safety belt analysis result and the traveling data, thereby obtaining a predicted injury severity classification result.

The invention discloses a dual-redundancy system and method for automatic unlocking after vehicle collision, the dual-redundancy system comprises a safety air bag module, a plurality of area controllers and a plurality of door relay modules, and the safety air bag module is electrically connected with the area controllers and the door relay modules; the safety air bag module is arranged in the vehicle body and used for monitoring vehicle collision information and transmitting the collision information to the area controller and the door relay module. The door relay module and the area controller are both arranged on the vehicle door, the door relay module is used for driving the vehicle door on the same side as the door relay module to execute unlocking after receiving the collision information, and the area controller is used for driving the vehicle door on the opposite side of the area controller to execute unlocking after preset time is delayed after receiving the collision information; wherein the door relay module and the area controller work independently to form a dual-redundancy control structure. Through control of the dual-redundancy system, the problem that the vehicle cannot be unlocked automatically due to vehicle collision caused by damage or power failure of a control module in a collision area is effectively solved.

The invention provides a wear-resistant steel ball drop test machine which comprises a base, a collision bin, a detection frame, a guide pipe assembly, a lifting component and a locking assembly, the collision bin is rotationally installed on the base, the detection frame is assembled along a positioning column in a sliding mode, and a movable electromagnetic chuck is arranged on the detection frame; the guide pipe assembly is used for being connected with the lifting component and outputting a to-be-adsorbed steel ball to one side of the electromagnetic chuck, the lifting component is used for carrying the falling steel ball into the guide pipe assembly, and the locking assembly is used for controlling overturning of the collision bin. The steel balls can be automatically recycled after collision at any height position according to the release action of the steel balls, the recycled steel balls are lifted and conveyed into the guide pipe assembly for prefilling, and the electromagnetic chuck can conveniently and automatically position and adsorb the steel balls.

The utility model relates to the technical field of charging piles, in particular to a charging pile for a new energy electric automobile, which comprises a power supply box and a base, the side wall of the power supply box is electrically connected with a charging gun, a plurality of air holes are formed in the side wall of the power supply box, a buffer structure is arranged between the power supply box and the base, and the buffer structure comprises a moving plate. The movable plate is fixedly connected with the power supply box, the upper surface of the base is fixedly connected with a fixed ring, the movable plate is slidably connected with the fixed ring, and the arc surface of the fixed ring is fixedly connected with a clamping frame. According to the utility model, through the arrangement of the buffer structure, when the new energy electric vehicle collides with the power supply box, the spring can slow down the sliding speed of the sliding block by means of the self-elasticity, so that the sliding block is buffered, the power supply box is buffered, and the power supply box can move for a certain distance after being collided, so that the damage caused by collision is reduced; and protection of the power supply box is realized.

The utility model discloses a front cleaning frame with an anti-collision function, which comprises an anti-collision component, a cleaning component and a cleaning component, the anti-collision component comprises an anti-collision plate, an anti-collision housing is arranged on the outer side of the anti-collision plate, and a water retaining brush is arranged on the lower side of the anti-collision housing; the reset assembly is connected with the anti-collision assembly and used for resetting; the mounting plate is used for connecting the reset assembly with the cleaning vehicle; and the detection device is used for detecting collision and feeding back a signal. The front cleaning frame device has the advantages that the cleaning frame deviates after being collided and automatically resets after crossing obstacles, meanwhile, signals can be fed back after collision, damage to the front cleaning frame device and a nozzle is reduced, water mist is restrained, and the view blind area of a driver is reduced.

A system and method for assessing a vehicle's electronic system after a crash includes a vehicle diagnostic computer tool configured to be operatively connected with an electronic system of a vehicle to obtain scan data from the electronic system of the vehicle using a diagnostic scanning program and to obtain collision data from an event data recorder of the vehicle using a collision data recorder program. The collision data and scan data are reported together, such as in a report generated by the vehicle diagnostic computer tool, for evaluating whether vehicle systems requiring repair based on the scan data are attributable to a particular collision event based on the collision data.

The invention relates to the field of road traffic informatization, in particular to a road traffic informatization anti-collision guardrail which comprises a supporting base, and locking ground feet are fixedly connected to the outer side of the bottom end of the supporting base; a connecting seat; the movable force unloading unit is arranged between the connecting seat and the supporting base, is positioned on the inner side of the supporting base and is connected with the connecting seat; the anti-collision protection unit is connected with the connecting seat; the plug-in type connecting units are arranged on the two sides of the connecting base and fixedly connected with the connecting base. Wherein the anti-collision protection unit comprises an energy absorption protection assembly, a buffering assembly, a self-adaptive energy supply assembly and an induction type guardrail assembly, through the arrangement of the anti-collision protection unit, impact force generated when a vehicle head or a vehicle body collides can be subjected to multiple buffering, and the vehicle can be prevented from rolling over after collision; and the connecting seat can move and turn over after collision, secondary buffering is achieved, and the situation that a large number of guardrail plates are broken due to collision is avoided.

The invention relates to the field of vehicle intelligent control, in particular to a vehicle control method and device and a vehicle. Compared with a traditional mode depending on visual perception and a machine learning model, the driving state of the driver and the vehicle driving risk data are detected at the same time, the misjudgment limitation of single perception is avoided, for example, potential risks can be judged in an auxiliary mode through abnormal states such as distraction and fatigue of the driver. Secondly, whether active safety intervention is triggered or not can be determined by analyzing driving risk data in real time, the passive situation that a traditional algorithm focuses on protection after collision is changed, and real-time monitoring of danger in the driving process is achieved. The target intervention strategy is matched according to the driving state and the driving risk data, corresponding safety operation is executed, a complete closed loop from detection and analysis to active intervention is formed, the risk is actively reduced before an accident occurs, and the defect that the traditional technology lacks an active prevention mechanism is overcome.

The present application provides a collision prompting method, which is suitable for a mobile device. The mobile device comprises an acceleration sensor, a sound sensor and a display screen. First, according to the acceleration data, it is determined whether the mobile device is in a falling state. After confirming that the mobile device is in the falling state, the ambient sound data is collected. Then, according to the acceleration data, it is determined whether the mobile device has a collision. After confirming that the mobile device has a collision, a preset time is calculated, and after the preset time, the collection of the ambient sound data is stopped. Next, according to the acceleration data and the collected ambient sound data, the severity of the collision of the mobile device is determined. Then, according to the severity of the collision, a prompt signal is generated. The present application also provides a collision prompting device.

Method for operating a driverless ego vehicle (Ego), where in the ego vehicle (Ego), a situation analysis is carried out to detect an overtaking maneuver performed by a second vehicle (F2), in which the second vehicle (F2) is likely to no longer be able to avoid a collision with the ego vehicle (Ego) and / or with a third vehicle (F3), wherein upon detection of this overtaking maneuver performed by the second vehicle (F2), depending on whether it was detected during the situation analysis that at least one of the vehicles (Ego, F2, F3) likely to collide with each other is manned, a strategy for avoiding or mitigating the consequences of a collision is determined in the ego vehicle (Ego), wherein for determining the strategy for avoiding or mitigating the consequences of a collision, an estimation of costs of the consequences of a collision is carried out, wherein as a strategy for avoiding or mitigating the consequences of a collision - an avoidance trajectory (AT) is determined if the estimated costs exceed a specified threshold, - it is determined that the ego vehicle (Ego) decelerates to a maximum if the estimated costs do not exceed a predetermined threshold or if no avoidance trajectory (AT) can be determined, where the strategy for avoiding or mitigating the consequences of a collision is to ensure that the ego vehicle (Ego) evades to a lane edge area (FB), - if the second vehicle (F2) is approaching the ego vehicle (Ego) in the lane of the ego vehicle (Ego) and is manned, the ego vehicle (Ego) is unmanned and there are no persons (P) on the roadside area (FB), or - if the second vehicle (F2) is approaching the ego vehicle (Ego) in the lane of the ego vehicle (Ego), the road edge area (FB) is passable and there are no persons (P) on the road edge area (FB) or - if the second vehicle (F2) overtakes the ego vehicle (Ego), the second vehicle (F2) and / or the third vehicle (F3) is manned, the ego vehicle (Ego) is unmanned and there are no persons (P) on the roadside area (FB), or - when the second vehicle (F2) overtakes the ego vehicle (Ego), the road edge area (FB) is passable and there are no persons (P) on the road edge area (FB).

The invention provides a control method and device, electronic equipment and an automatic driving vehicle, and relates to the technical field of computers, in particular to the technical field of automatic driving. According to the specific implementation scheme, under the condition that a collision event of a target object is detected, the collision stage to which the collision event belongs is determined; based on the collision stage, performing post-collision control on the target object; wherein the control after collision comprises brake control after collision and / or steering control after collision. The method and the device can adapt to complex and changeable actual collision scenes, so that life and property loss of passengers caused by collision events is effectively reduced, and the overall safety of the passengers is improved.

The invention provides an anti-collision control method and device for a bearing grinding machine. The method comprises the following steps that the radial real-time position of a grinding wheel of the bearing grinding machine in the radial direction of a workpiece shaft of the bearing grinding machine is obtained; and when the obtained radial real-time position is located in a preset circular ring range with the radial circular ring width d on the radial inner side or the radial outer side of the ferrule located on the workpiece shaft, the radial feeding speed of the grinding wheel is controlled to be reduced to the set speed Vn in the range. According to the anti-collision system, collision between the grinding wheel and the ferrule due to the fact that the radial feeding speed of the grinding wheel is too high can be effectively prevented, the safety of a machine tool in the running process is improved, the grinding machining efficiency is improved, and compared with a good treatment mode after collision of an anti-collision system in the prior art, the anti-collision system has the advantages that the machining efficiency is improved. The control method is preventive control, and the anti-collision effect is better.

The anti-collision device of the unmanned vehicle comprises an anti-collision vehicle frame, an anti-collision front plate and a bolting plate, a plurality of sets of energy absorption rubber are arranged on the side, away from the anti-collision vehicle frame, of the anti-collision front plate, and two sets of first compression springs are arranged between the anti-collision vehicle frame and the anti-collision front plate; a folding assembly used for connecting the anti-collision vehicle frame and the anti-collision front plate is arranged between the anti-collision vehicle frame and the anti-collision front plate, the folding assembly is located between the two sets of first compression springs, and the two sets of first compression springs are arranged between the anti-collision vehicle frame and the anti-collision front plate. Then, the anti-collision vehicle frame and the anti-collision front plate are supported and connected through the folding assembly, so that it is guaranteed that the distance between the anti-collision vehicle frame and the anti-collision front plate is changed, after energy absorption rubber collides, two sets of first compression springs absorb energy, at the moment, the folding assembly shrinks, and meanwhile auxiliary energy absorption is conducted through the auxiliary energy absorption assembly; therefore, the collision force of the unmanned vehicle is reduced.

A method for controlling an actuatable safety device for protecting an occupant of a vehicle includes utilizing an advanced driver assistance system (ADAS) to determine that a vehicle collision is impending. In response to determining the existence of an impending vehicle collision, a mass spring damper model uses sensed vehicle longitudinal acceleration (IMU_X) to estimate the occupant movement that will result from the impending vehicle collision. The estimated occupant movement is used to determine how to control deployment of an actuatable safety device in response to the crash.

An embodiment of the present disclosure discloses an autonomous operation device, including: a vehicle body, a moving mechanism connected to the vehicle body, a control module, and a collision plate assembly, where the collision plate assembly includes: a middle collision plate and a pair of end collision plates hinged to the middle collision plate; one end collision plate, the middle collision plate, and the other end collision plate are connected sequentially in an extension direction of the middle collision plate; the middle collision plate and the pair of end collision plates cooperatively cover at least one end of the vehicle body; each end collision plate is movably connected to the vehicle body; a first inductive piece is provided on each end collision plate; a second inductive piece inductively cooperating with the first inductive piece is provided on the vehicle body; after the middle collision plate is collided, the collision plate assembly moves towards the vehicle body; and when the end collision plate rotates or moves along with the middle collision plate, the first inductive piece on the end collision plate inductively cooperates with a corresponding second inductive piece, and sends a signal to the control module. An embodiment of the present disclosure further discloses a control method for the autonomous operation device.