12results about How to "Avoid rollover risk" patented technology

This invention discloses a lane avoidance control system, method, and electronic device based on vehicle-road cooperation. The system includes: a first image acquisition module, a lidar module, an edge computing unit, a second image acquisition module, a communication module, a cloud platform, and an on-board controller. The cloud platform is used to assess the impact of obstacles on the driving trajectory direction based on third motion information and / or height information, and transmits the assessment results to the on-board controller via the communication module. The on-board controller is located at the bottom of the vehicle's cabin and is used to receive the assessment results and send obstacle avoidance control commands to the obstacle avoidance execution component based on the assessment results. The vehicle is controlled by controlling the state of the obstacle avoidance execution component to achieve obstacle avoidance. The obstacle avoidance execution component is located in the vehicle and is configured to have an adjustable state. This invention achieves precise obstacle avoidance, avoids the risk of vehicle rollover, reduces traffic accidents, and thus improves driving safety.

The utility model discloses a piston type ship ballast water self -balancing device, including ship body, one side of the inside of ship body is equipped with ballast A, and its other side is equipped with ballast B, is equipped with the communicating pipe between ballast A and ballast B, and the inside of ballast A is provided with multiple groups of negative pressure passage, the inside of negative pressure passage is inserted with piston, and the piston end is fixed with the connecting column, the transmission plate is fixed to the connecting column end. The piston type ship ballast water self -balancing device, the output end of cylinder drives the fixed drive seat and does linear motion, the movement of piston changes the air pressure in ballast A, and then realizes the quick transfer of fluid in ballast A and ballast B by the connection effect of communicating pipe, adjusts the weight distribution of both sides of ship body to offset the inclination force, can respond to the inclination of ship body in real time, effectively avoids the risk of rollover, and the compact structure design, movement steady, guarantee the safety and the comfort of pleasure boat navigation.

The invention relates to the technical field of constructional engineering, and provides a movable storage platform for dismounting an external scaffold, the movable storage platform comprises a storage platform, a lifting mechanism, a horizontal guide rail structure and a suspension connecting mechanism, the lifting mechanism is arranged below the storage platform and is used for driving the storage platform to lift; the horizontal guide rail structure is used for being connected to one side of an external scaffold, and the lifting mechanism is arranged on the horizontal guide rail structure in a sliding mode. The suspension connecting mechanism comprises a connecting rod, one end of the connecting rod is connected with the storage platform, the other end of the connecting rod is provided with a hook part, and the hook part is used for being connected to an external scaffold in a lap joint mode. According to the invention, the transfer of materials at the high-altitude operation level is realized, the dependence on the ground space and universal hoisting equipment is thoroughly eliminated, and the problems that the movement of a movable platform in the ground space is limited, the cross operation of the hoisting equipment is dangerous, and the efficiency is low are solved.

The application discloses a outrigger positioning device of an off-road tire crane, and belongs to the technical field of cranes, which comprises a rack, a controller is assembled on one side of the front end of the rack, fixed blocks are fixedly installed at both ends of the rack, supporting legs are rotatably assembled between the two groups of fixed blocks, hydraulic rods are installed at the end of the supporting legs, supporting seats are arranged at the end of the hydraulic rods, and auxiliary components for improving work safety are arranged beside the supporting legs. The application discloses a driving assembly, which discards the traditional driving mode of single hydraulic cylinder and single supporting leg, can realize synchronous operation of two supporting legs on the same side, effectively reduces the production investment cost of the equipment, can stably lock the working posture of the supporting leg by relying on the self-locking characteristics of the screw rod thread, prevents the deflection of the supporting leg caused by faults, and avoids shaking and deviation in the work process by matching the arc-shaped limiting structure to constrain the movement track of the supporting leg, so that the stability and reliability of the whole machine supporting work are remarkably improved.

This invention provides an adaptive control method and vehicle for dynamically following a vehicle, aiming to solve the problems of follow-up interruption, poor control experience, and unsafe start-stop caused by signal obstruction in existing technologies. The method includes: concurrently receiving data from at least two spatially separated UWB ranging base stations; selecting the optimal ranging base station as the effective positioning source by comparing signal quality indicators; calculating the real-time spatial distance and relative orientation between the target and the vehicle based on its position information; dynamically adjusting control parameters according to the real-time spatial distance, including: a larger control dead zone as the distance is closer; a larger upper limit for linear velocity and a smaller upper limit for angular velocity as the distance is greater; and performing asymmetric limiting processing on acceleration before issuing commands to achieve the effect of gentle start-up and rapid braking. This application also provides a corresponding dynamically following vehicle. This application achieves highly reliable, smooth, and safe dynamic following through redundant positioning and adaptive control.

The application discloses a new energy trailer anti-rollover frame structure and relates to the technical field of new energy vehicle structures. The new energy trailer anti-rollover frame structure comprises a trailer rear frame mechanism, a direct bearing mechanism for directly bearing top goods is arranged at the front end of the trailer rear frame mechanism, and an indirect bearing mechanism for assisting in stabilizing the top goods is arranged at the bottom end of the direct bearing mechanism. The indirect bearing mechanism comprises a moving pressing plate, an arc plate mounting claw is arranged at the top end of the moving pressing plate, and a moving pressing shaft is fixedly connected to the bottom end of the moving pressing plate. When the new energy trailer anti-rollover frame structure is used, the trailer connecting frame and the towing vehicle are connected through a towing vehicle-universal joint-fixed rod-rotary damper-fixed rod-spherical hinge connection mode. During the steering driving of the trailer, the trailer connecting frame drives the center hanging rod to push the signal button, the signal button drives the signal emitter to control the arc plate mounting claw at the top end of the moving pressing plate, the arc plate mounting claw can hold the arc-shaped plate at the top end, and the problem that the goods bearing plate is deviated and slides is prevented.

This utility model relates to the field of secondary sedimentation tanks, specifically to a solar-powered automatic cleaning device for secondary sedimentation tanks. It includes a fastening device, a transverse roller brush, a longitudinal roller brush, a drive device, a roller brush motor, wheels, a PLC controller, a reciprocating travel trigger, a base plate, and transmission lines. Fastening devices are installed at the four corners of the lower side of the base plate. Transverse roller brushes are installed at the front and rear ends of the lower side of the base plate, and a longitudinal roller brush is installed in the middle of the lower side of the base plate. The transverse and longitudinal roller brushes are connected to the roller brush motor via transmission lines. Wheels are installed on the lower side of the base plate and are connected to the drive device via transmission lines. The drive device, roller brush motor, PLC controller, and reciprocating travel trigger are all connected by transmission lines.

This utility model discloses a movable loading mechanism for loading train carriages, including a base, a lifting platform, a material chute structure, lifting devices, and lifting guide columns. The lifting platform is located on the base; a stop column is provided at the upper end of the lifting platform; the material chute structure is angle-adjustably located at the end of the lifting platform; there are two sets of lifting devices, symmetrically arranged on both sides of the lifting platform; each set of lifting devices includes at least two hydraulic lifting cylinders, with the fixed end of each hydraulic lifting cylinder connected to the base and the driving end connected to the lifting platform; the lifting guide columns are arranged opposite each other on both sides of the lifting platform, with the bottom of the lifting guide columns vertically connected to the base; guide frames corresponding to each guide column are provided on both sides of the lifting platform; each guide column is matched to the inner side of the corresponding guide frame and can slide up and down relative to the guide frame. The above mechanism improves the loading efficiency of train carriages, reduces material loss, has a simple structure, is easy to operate, stable and reliable, easy to move, and has wide adaptability.

This utility model discloses a foldable, storage-friendly cylindrical children's play tunnel, relating to the field of children's toy technology. It includes a crawling tunnel toy, an inner tunnel cylinder, decorative leaves, and side support plates. The inner tunnel cylinder is fitted to the inner wall of the crawling tunnel toy. When in use, the inner wall of the inner tunnel cylinder features various patterns, making it easy for infants to observe and judge the shapes while crawling, thus enhancing their cognitive abilities. The inner tunnel cylinder is composed of multiple sections, each made of different materials, which can exercise the infant's tactile senses. Furthermore, the inner tunnel cylinder, through a component controller, can drive a twisting tube to make the crawling tunnel toy twist, increasing the enjoyment for the infant while crawling. Simultaneously, the chip inside the component controller has recording and voice-controlled playback functions, enhancing the infant's auditory and visual perception abilities and increasing the tunnel toy's fun and cost-effectiveness.

The utility model discloses a manned spherical vehicle which comprises a spherical shell, a driving assembly is arranged on the spherical shell, the driving assembly comprises an anti-collision ring, a first track, a machine frame body, a main driving motor and a first chain transmission assembly, the anti-collision ring is arranged on the spherical shell, the first track is arranged on the inner side of the spherical shell, and the main driving motor is arranged on the outer side of the first track. The machine frame body is arranged on the inner side of the spherical shell, the main driving motor is fixedly installed on the machine frame body, the first chain transmission assembly is arranged at the output end of the main driving motor, a seat mechanism is arranged on the machine frame body, and the seat mechanism comprises a seat frame, a left-right driving motor and a second chain transmission assembly. The rear side of the seat frame is connected with the machine frame body, and the left driving motor and the right driving motor are installed on the seat frame, so that the technical problems that existing amusement products mentioned in the background technology are generally in conventional driving modes such as traditional equipment, three-wheeled vehicles and four-wheeled vehicles, the amusement fun is common for tourists, and the products are not novel are solved.

This utility model discloses a three-legged mobile sunshade for picking jasmine flowers, including a base component comprising a base frame with movable legs mounted on one side and at least two fixed legs mounted on the other end; and a support component including vertical struts mounted on the base frame, with horizontal struts at the top and tarpaulin struts at both ends. This three-legged mobile sunshade for picking jasmine flowers reduces the number of structural elements and uses lightweight materials to lower weight through the coordinated design of the three legs. The base frame is raised above the jasmine tree tops, allowing the sunshade to move across rows in the field, preventing the frame from rubbing against the branches. The two wheelless fixed legs extend outwards from the base frame, increasing the ground contact area and improving stability. The flat tarpaulin forms a trapezoidal covering structure with the horizontal struts and tarpaulin struts, effectively reducing lateral wind resistance compared to traditional pointed roof designs.

The application discloses a high-speed rescue boat with convertible floating state and relates to the technical field of lifesaving equipment. The high-speed rescue boat comprises a boat body, a cabin arranged at the front end of the boat body and a rescue platform arranged at the tail of the boat body. The cabin is provided with an upper shell with a preset height. The upper shell is provided with a switch door which is connected with the rescue platform and the inside of the cabin. The tail end of the boat body is provided with a plurality of water inlet tunnels with one end open and the other end closed. The water inlet tunnels are symmetrically arranged on both sides of the waterline below the longitudinal center axis of the boat body and extend forward from the tail end of the boat body by a preset length. The water inlet tunnels arranged at the bottom of the rescue platform make the high-speed rescue boat have a certain tail inclination when floating on the water surface. Rescue personnel can easily and quickly rescue the wounded to the rescue platform, avoid the risk of overturning of the rescue boat, do not need to climb over the bulwark, save time and effort, and effectively improve the rescue efficiency.