14results about How to "Guaranteed maneuverability" patented technology

This utility model relates to the field of lightweight golf cart frames with localized reinforcement, and discloses a lightweight golf cart frame with localized reinforcement, including a chassis assembly. An auxiliary assembly is installed at the front end of the chassis assembly, and symmetrically distributed drive assemblies are installed at the bottom of the chassis assembly. A frame assembly is installed on top of the chassis assembly, and an angle adjustment assembly is movably sleeved on top of the frame assembly. The frame includes a plate, which helps reduce the weight of the frame plate and improves the vehicle's handling performance. Its strength is far higher than that of traditional metal materials; for example, its tensile strength can reach several times that of steel. It can withstand larger loads, ensuring the structural integrity of the frame under various working conditions. It is not easily corroded by acids, alkalis, salts, and other corrosive substances, and can maintain stable performance for a long time under harsh environmental conditions, extending the service life of the frame and reducing maintenance costs. The internal perforation design further reduces the overall weight of the device.

The invention provides a torque distribution method and device, a vehicle and a computer readable storage medium. The torque distribution method comprises the steps that the output torque of a wheel at the last moment and the additional torque of the wheel are obtained; obtaining a target output torque of the wheel according to the output torque of the wheel at the previous moment and the additional torque of the wheel; and carrying out torque distribution on wheels according to the target output torque. The target output torque of the wheels can be obtained according to the output torque of the wheels at the last moment and the additional torque of the wheels, and therefore reasonable torque distribution is conducted on the wheels, it is guaranteed that the vehicle yawing moves in the expected state, the stability and safety of the vehicle running state are improved, and the driving safety of the vehicle is improved. And the maneuverability of the driver to the vehicle is ensured.

The invention discloses a marching control method and system for commercial marching equipment, and the method comprises the steps: associating an indoor scene and a corresponding indoor model based on a building signal of a user in a marching space of the commercial marching equipment, and determining an indoor distribution diagram according to the indoor scene and the corresponding indoor model; modeling of an indoor model and interaction of indoor scenes are realized. Further, an optimized advancing path is determined according to the position variable quantity of the indoor model and dynamic interaction of the advancing path; and triggering a turning path of the commercial advancing equipment according to the optimized advancing path and a front obstacle detected by the commercial advancing equipment, and determining an advancing control interface according to the turning path, the optimized advancing path and the indoor distribution diagram, thereby realizing multi-dimensional control of the turning path, the optimized advancing path and the indoor distribution diagram. The accuracy of an advancing control interface and the controllability of a user are guaranteed, and efficient application that commercial advancing equipment is compatible with various unknown scenes is achieved.

The invention discloses an unmanned aerial vehicle state detection platform based on multiple sensors, and relates to the technical field of unmanned aerial vehicle detection, the unmanned aerial vehicle state detection platform comprises a detection platform, the upper surface of the detection platform is horizontally and fixedly provided with an input conveying belt, a clamping moving assembly, a main detection assembly, two transfer conveying assemblies, an auxiliary detection assembly and an output conveying belt, one side of the input conveying belt is provided with a transfer conveying assembly, the other side of the input conveying belt is provided with a main detection assembly, and the other side of the main detection assembly is provided with another transfer conveying assembly; the clamping moving assembly is arranged above the transfer conveying assembly on one side of the input conveying belt and the main detection assembly, and is fixedly assembled on one side surface of the detection platform; the auxiliary detection assembly is parallel to the input conveying belt and is placed between the two transfer conveying assemblies; the unmanned aerial vehicle fixing ring is horizontally placed on the upper surface of the input conveying belt; autonomous detection can be carried out through automatic operation, so that the unmanned aerial vehicle is effectively evaluated, and potential risks of the unmanned aerial vehicle are prevented.

The present application relates to a kind of high-speed boat with two skids symmetrically arranged on the bottom of deep V planing boat, the extension length and the trim angle of the skid can be adjusted, and two sets of surface propeller propulsion systems are arranged at the stern, the horizontal direction and the vertical direction of the propulsion angle can be adjusted.The present application can maintain the good seaworthiness and rapidity of deep V boat type under high sea conditions.When sailing at high speed under normal sea conditions, the lift and the upward reaction force of surface propeller on the boat body will lift the boat body out of the water, and a very high speed can be achieved.For different sea conditions, manual or automatic control mode can be selected to adjust the sailing state and speed of the boat.The present application has simple structure, small resistance and high speed when skid is sliding, and has good safety, rapidity and energy efficiency ratio under the same power;PID automatic control system is used to ensure the safety, maneuverability and rapidity of the boat;The present application provides a high-speed boat type suitable for various sea conditions for military, police and other industries.

The utility model belongs to the technical field of pattern tires, and particularly relates to a pattern tire for desert operation, which comprises a tread, transverse zigzag main pattern grooves are formed in the surface of the tread, transverse zigzag pattern grooves are formed in the surface of the tread, and crown middle diamond pattern blocks are arranged on the surface of the tread. Crown side rhombic pattern blocks are arranged on the surface of the tread and are positioned on the right sides of the crown middle rhombic pattern blocks. Through the arrangement of the third thin groove, the fourth thin groove, the pattern thin groove and other groove structures and the cooperation of the groove bottom reinforcing ribs, the trafficability and controllability of the tire are guaranteed, sand is effectively discharged, the heat dissipation performance is guaranteed, the tire is not prone to slipping on the soft sand road surface, abrasion is reduced, groove bottom deformation under high loads is reduced, the tire tread plays a role in protecting the tire body, and the service life of the tire is prolonged. And under the action of the reinforcing balls and the protective sheets, the durability of the reinforcing ribs at the bottoms of the grooves can be improved.

The utility model discloses a high-strength hub which comprises a hub body and spokes, the spokes are installed in the hub body, a supporting frame is arranged in the hub body and comprises a plurality of first installation seats, and the first installation seats are all annularly arranged on the inner wall of the hub body. First supporting blocks with the same number as the first mounting seats are uniformly and annularly arranged on the first mounting ring, and the first supporting blocks are detachably connected with the first mounting seats; second supporting blocks with the same number as the first mounting seats are uniformly and annularly arranged on the second mounting ring, and the second supporting blocks are detachably connected with the first mounting seats; the automobile hub has the beneficial effects that the strength of the hub main body can be adjusted according to different use conditions of an automobile, so that the energy consumption of the automobile in use can be reduced, and the control performance of the automobile is also ensured.

The present application provides a braking control method and device for an electric vehicle, the method comprising: constructing a dynamic model of a target vehicle; obtaining vehicle parameters and braking requirements; performing fuzzy processing calculations based on the dynamic model, vehicle parameters and braking requirements to obtain target brake fluid pressures of the front and rear brake lines; performing hydraulic pressure tracking control calculations based on the target brake fluid pressures to obtain an optimal braking torque; and performing braking control on the target vehicle based on the optimal braking torque. It can be seen that the method and device can combine fuzzy control and hydraulic pressure tracking control to achieve optimal control of the braking system, thereby being able to intelligently adjust the braking system, which is conducive to handling complex driving conditions and environmental changes, and improving the stability and controllability of the vehicle under complex working conditions.

The present invention discloses a high-stability electric vehicle steering control method and control system, which relates to the technical field of electric vehicle steering control. Partial state data of a vehicle in a driving steering state is collected to generate a stability coefficient for evaluating the vehicle steering; the suspension stiffness of the vehicle suspension system is adjusted. If the adjustment effect is less than expected, the vehicle driving steering state is adjusted continuously, and a controllability coefficient is generated according to the vehicle's response speed and center of gravity change. A trained vehicle driving model is established to predict the vehicle's steering state, and a prediction data set is established based on the prediction result to generate a risk coefficient. The vehicle's driving conditions are adjusted through simulation analysis, and the adjusted driving plan is output. After the vehicle executes the driving plan, if it does not meet expectations, a deceleration command is issued. By evaluating the vehicle's controllability, it is also convenient to adjust and improve it, thereby ensuring the safety of the vehicle's driving.

The invention discloses a tilt-rotor unmanned aerial vehicle, comprising a fuselage (1), wherein a wing driving mechanism (10) is arranged in the fuselage (1), a rotating shaft (2) is arranged on the fuselage (1), wings (3) are arranged on both sides of the fuselage (1), the ends of the rotating shaft (2) are connected to the wings (3) via a rotating mechanism (50), a propeller (4) is arranged on the rotating mechanism (50), the rotating mechanism (50) comprises a bracket (500), the rotating shaft (2) is connected to the propeller (4) via the bracket (500), a spring (505) is arranged between the bracket (500) and the wing (3), a rotating motor (501) is arranged on the bracket (500), a first rotating rod (502) is arranged at the output end of the rotating motor (501), a second rotating rod (503) is hingedly connected to the end of the first rotating rod (502), and the second rotating rod (503) is rotatably connected to the wing (3) via a first hinge seat (504). The invention has the advantages of long service life, good endurance, less prone to flight accidents and simple maintenance.

This utility model relates to a shock absorber and its vehicle, comprising: a cylindrical body, a piston, and a coil; the cylindrical body is a conductor structure and has a guide cavity; the piston is located within the guide cavity and is telescopically connected to the cylindrical body, and the piston can extend and retract relative to the cylindrical body along the axial direction of the guide cavity; the coil is located within the guide cavity and connected to the piston, and the coil is used to connect to a power source. This shock absorber and its vehicle can enhance the damping force of the shock absorber when the vehicle travels on special road surfaces, thereby ensuring vehicle comfort and handling.

The application discloses a flight control manipulation method and device, electronic equipment and a storage medium. The method comprises the following steps: detecting manual manipulation data when the manipulation mode of the flight control system is in a manual manipulation mode; controlling the aircraft to enter an autonomous hovering state if the manual manipulation data is detected to be invalid; switching the manipulation mode of the flight control system to a wireless remote control manipulation mode to control the aircraft to fly based on the wireless remote control manipulation mode if a wireless control instruction is received within a first preset time length when the aircraft enters the autonomous hovering state; or switching the manipulation mode of the flight control system to an automatic manipulation mode to control the aircraft to land based on the automatic manipulation mode if no wireless control instruction is received within the first preset time length when the aircraft enters the autonomous hovering state. The application controls the handover of the three manipulation margin mode permissions of the flight control system, ensures the manipulability of the flight control system, and improves the safety of the aircraft.

This utility model provides an automotive spring-loaded button assembly and a steering wheel cover mechanism, relating to the field of automotive control technology. The automotive spring-loaded button assembly includes a spring-loaded button and a linkage bracket. The spring-loaded button is disposed on the linkage bracket. The linkage bracket is rotatably disposed on a mounting slot on the steering wheel cover. Moving the spring-loaded button causes the linkage bracket to rotate, thereby triggering a contact switch on the steering wheel cover. The steering wheel cover mechanism includes the automotive spring-loaded button assembly. This utility model directly mounts the spring-loaded button to the steering wheel cover using a linkage bracket. On the one hand, the steering wheel cover mechanism has a built-in spring-loaded button, eliminating the need for later modification of the original vehicle. On the other hand, placing the spring-loaded button close to the steering wheel facilitates user operation during driving. Simultaneously, the linkage bracket effectively triggers the contact switch during rotation, ensuring optimal control.

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an angle-adjustable signal enhancement device of an unmanned aerial vehicle, which comprises an unmanned aerial vehicle body, the top of the unmanned aerial vehicle body is connected with a reinforcing column in an embedded manner, and the reinforcing column is connected with the unmanned aerial vehicle body in an embedded manner. A supporting frame is arranged at the bottom of the unmanned aerial vehicle body, the servo motor is fixedly connected to the interior of the unmanned aerial vehicle body, a connecting frame is fixedly installed at the output end of the servo motor, a reinforcing column is connected to the inner wall of the connecting frame in an embedded mode, and the first gear is fixedly connected to the output end of the servo motor. Through the arrangement of the reinforcing column, the servo motor, the connecting frame, the first gear and the second gear, the angle of the reinforcing column can be adjusted, meanwhile, the reinforcing column rotates automatically, so that the strength of information transmission is enhanced, the signal effect is better, in addition, through the arrangement of the connecting frame and the connecting hole, the signal enhancing device can be protected, and the unmanned aerial vehicle is convenient to control.