75 results about "Supersonic waves" patented technology

The invention discloses a fuel cell heat and humidity integrated management system and an evaporation phase change cooling method thereof, and belongs to the technical field of fuel cell heat management. The system comprises an air cooling and humidifying module, a heat dissipation, evaporation and phase change module and a water recovery and distribution module. The air cooling and humidifying module distributes compressed air to an ultrasonic atomizing nozzle to be mixed with atomized water, and cooling and humidifying of main path air are achieved. The heat dissipation evaporation phase change module sprays atomized water to the surfaces of ATS radiator fins, and heat dissipation is enhanced through evaporation phase change. And the water recovery and distribution module recovers moisture in wet air at an electric pile outlet through condensation and intelligently distributes the moisture to the two atomization systems. A traditional intercooler and a traditional membrane humidifier are omitted, the air flow resistance is reduced by 15-20%, the heat dissipation efficiency is improved by 10% or above, the weight of the system is reduced by 8%, closed-loop utilization of reaction water is achieved, and the system is particularly suitable for fuel cell systems of mobile carriers such as vehicles and unmanned aerial vehicles.

The invention discloses a liquid-phase sweating cooling thermal protection structure based on atomization jet flow, and relates to the field of heat reduction and resistance reduction of active flow control of aerospace high-speed aircrafts, the liquid-phase sweating cooling thermal protection structure comprises a coolant cabin, and cooling spray holes are formed in the cabin wall of the coolant cabin; an atomization vibrating body is fixedly connected to the position, located at the cooling spray hole, of the cabin wall of the cooling agent cabin, the atomization vibrating body can make contact with a cooling agent in the cooling agent cabin, and a driver used for enabling the atomization vibrating body to vibrate is further included. The liquid-phase sweating cooling device works on the basis of the ultrasonic atomization principle, through the effect of the piezoelectric ceramic atomization piece, the liquid coolant generates atomization jet flow and enters a boundary layer outside the aircraft, use of a liquid pumping driving device is avoided, and the light weight degree of the liquid-phase sweating cooling device is improved.

The invention relates to the technical field of marine special equipment, and discloses a multi-metal nodule mining vehicle, a collecting mechanical arm and a mineral collecting system. The multi-metal nodule mining vehicle comprises a plurality of crawler-type advancing subsystems of special structures, effective dispersion of mine vehicle grounding specific pressure is achieved, traction force is improved, disturbance to soft seabed sediment is reduced, it is guaranteed that the crawler-type systems are matched with seabed frequently-fluctuating terrains as much as possible, the terrain adaptability and obstacle crossing ability are improved, and meanwhile the service life of the crawler-type advancing subsystems is prolonged. Based on a buoyancy control hardware architecture of the crawler-type advancing subsystem constructed by a vertical propulsion propeller, an ultrasonic distance sensor, a processor and a memory, an effective and enforceable hardware environment and software environment are created for intelligent local buoyancy control of the crawler-type advancing subsystems of various special structures.

The invention discloses a machining device for a complex curved surface safety filter screen of an aircraft hydraulic system, and relates to the technical field of aerospace non-traditional machining equipment.The machining device comprises a phase transformation chuck assembly, the working surface of the phase transformation chuck assembly is composed of a magneto-rheological elastomer, and the magneto-rheological elastomer can be in a flexible state when no magnetic field exists; and when a magnetic field is applied, a rigid state is presented. By utilizing the field-induced phase change characteristic of the magneto-rheological elastomer, the magneto-rheological elastomer can be used as a flexible shaping device to copy the accurate negative shape of the mounting base without stress, and can also be used as a rigid clamp to firmly maintain the shape, so that the assembly error caused by inconsistent reference in the traditional processing is eliminated. And the stress deformation in the machining process of the thin-wall workpiece is greatly inhibited by integrating a resonant stripping machining structure and utilizing a micro stripping effect generated by high-frequency micro-amplitude vibration of the ultrasonic tool bit. And through cooperative control, a whole-process closed-loop manufacturing normal form is formed. And the machining precision and the machining consistency are improved.

The invention belongs to the technical field of aircraft manufacturing, and discloses an aircraft engine shield and a manufacturing method thereof. Components made of thermoplastic composite materials are connected together through butt joints to form semicircular cover bodies, and the aircraft engine shield is formed after the two semicircular cover bodies are connected. The butt joint comprises a first component and a second component, the butt joint areas of the first component and the second component are each provided with a stepped structure, each stepped structure comprises a horizontal connecting area and two vertical connecting areas, the two vertical connecting areas are located on the two sides of the horizontal connecting area, and the horizontal connecting areas can be matched with a welding tool head of ultrasonic welding equipment. By adopting the scheme for preparing the aircraft engine shield, the manufacturing cost of the aircraft engine shield can be greatly reduced, the manufacturing difficulty of the aircraft engine shield can be remarkably reduced, the advantage of high manufacturing efficiency is achieved, and the mechanical property of the prepared aircraft engine shield meets the design and use requirements.

A wing structure for a supersonic aircraft including a pair of supersonic wave-tripping channels formed on each of two laterally extending wings of the supersonic aircraft, wherein each of the pair of supersonic wave-tripping channels extend in a span-wise direction of the wings respectively, wherein an upper supersonic wave-tripping channel of the pair of supersonic wave-tripping channels is disposed on an upper surface of each of the wings and a lower supersonic wave-tripping channel of the pair of supersonic wave-tripping channels is disposed on a lower surface of each of the wings, wherein the upper supersonic wave-tripping channel and the lower supersonic wave-tripping channel are set back from a leading edge of the wings respectively.

The utility model discloses efficient cleaning equipment for an engine oil control valve, which belongs to the technical field of engine oil control valves and comprises a cleaning pool, a hanging basket longitudinally moving in the cleaning pool and a hydraulic telescopic rod fixedly mounted on the cleaning pool and used for driving the hanging basket to lift. An ultrasonic generator is fixedly installed on the side face of the cleaning pool, and an ultrasonic vibrator connected with the ultrasonic generator is fixedly installed at the position, corresponding to the lower portion of the hanging basket, in the cleaning pool. According to the efficient cleaning equipment for the engine oil control valve, tiny holes and cracks of the engine oil control valve can be thoroughly cleaned through the impact wave and microjet effect of ultrasonic waves, the more thorough cleaning effect is ensured, cyclic utilization of cleaning liquid is achieved through the circulating filtering mechanism, waste and replacement frequency of the cleaning liquid are reduced, and water resources and chemical resources are saved.

The invention provides a preparation method of niobium-chromium intermediate alloy powder, which comprises the steps of niobium block cutting, alkali liquor cleaning, ultrasonic cleaning, Nb and Cr mixed smelting, cooling in a crucible and powder preparation, and Cr2Nb alloy powder for high-temperature niobium-based alloy is obtained.According to the method, the intermediate alloy comprising 62.8-69.2 wt% of Nb and 30.8-38.2 wt% of Cr is directly prepared by adopting a smelting method in combination with actual requirements and application, and the niobium-chromium intermediate alloy can be used for preparing the high-temperature niobium-based alloy. The prepared niobium-chromium intermediate alloy has the advantages of high melting point, low density, excellent high-temperature creep property and the like, and can be used for preparing novel high-temperature structural materials such as aero-engines.

The utility model relates to a helicopter external load gravity center dynamic adjustment balancing structure which comprises a helicopter mounting plate, a dismounting structure and a balancing assembly, a sliding block at the bottom of a first moving guide rail drives a first empty box to move, and a sliding block at the bottom of a second moving guide rail drives a second empty box to move. Water in the water tank is guided into the first empty box through the first pump body, water in the water tank is guided into the second empty box through the second pump body, the water amount in the first empty box and the water amount in the second empty box are monitored through the corresponding ultrasonic flow meters, and the positions of the first empty box and the positions of the second empty box are adjusted according to use requirements. The weight of the first empty box and the second empty box is adjusted according to use requirements, gravity center dynamic adjusting and balancing work is completed, the flight gravity center is kept stable, safety is improved, the balance weight position is adjusted by using water as an adjusting medium and moving a guide rail, the burden of the whole aircraft body is reduced, production is simple, production cost and maintenance cost are low, practicability is good, and overhaul and replacement are convenient.

The application discloses a longitudinal tension test load device for a super-large tonnage hook and a test method, which comprises a foundation bearing platform, the top surface of the foundation bearing platform is provided with a load test cabin body, and the top surface of the load test cabin body is fixedly installed with a plurality of hoisting lug seats for hoisting. Through mutual cooperation of a servo driving motor, a precision ball screw, a longitudinal sliding base, a main loading hydraulic cylinder, an adjustable support frame, a sliding bearing frame, a main locking connecting rod, a connecting rod support frame, a gear transmission block, a sector meshing gear, a driven connecting rod mechanism, a self-adaptive clamping module, a lateral installation flange and a self-locking limiting plate, the position of the adjustable support frame on the hook claw can be adjusted for multiple tests, an industrial endoscope can detect cracks on the surface of the hook during the test process, a laser displacement sensor can monitor the deformation of the hook claw, and a worker can use an ultrasonic flaw detector to detect the hook, so that the test effect of the hook is achieved.

The utility model belongs to the technical field of aero-engine maintenance, and particularly relates to an aero-engine fuel nozzle ultrasonic cleaning device which comprises a cleaning device body, and an auxiliary cleaning mechanism is arranged in the cleaning device body. The auxiliary cleaning mechanism comprises rollers, and the rollers are connected to the inner wall of the cleaning device body through rotating shafts; the rotating gears are connected to the two ends of the surface of the roller in a sleeving mode correspondingly; the servo motor is fixedly installed on the rear side of the cleaning device body, and an output shaft of the servo motor penetrates into the cleaning device body and is fixedly connected with the roller on one side; and the conveying toothed belt is connected to the surface of the rotating gear in a meshed mode and rotationally connected to the inner wall of the cleaning device body. According to the ultrasonic cleaning device for the fuel nozzle of the aero-engine, the fuel nozzle of the engine can be rotationally cleaned, ultrasonic waves and cleaning liquid can make contact with each part of the fuel nozzle more comprehensively, and thorough cleaning is guaranteed.

The invention relates to the technical field of humidification, in particular to a drawer type water tank, an upper water adding humidifier provided with the drawer type water tank and a zero-stale-water control method for controlling the humidifier. Compared with the prior art, the drawer type water tank can be inserted into the humidifier or pulled out of the humidifier, and due to the structure that the top face is open, water body replacement and water tank cleaning are very convenient and fast; the air inlet and the air outlet are provided with net structures, so that air and water are permeable, and foreign matters and mosquitoes can be prevented from entering the humidifier to pollute water; the humidifier does not need to be shut down in the upper water adding operation, and upper water adding can be conducted through the air outlet in the humidifying process; the fan guides the air flow to carry, dilute and output water vapor generated by the humidifying device, so that the problems of floor wetting and condensate water noise caused by air flow humidity supersaturation are solved; the zero stale water control method ensures that fresh water is used in the humidification operation. The air humidifier is suitable for three mainstream air humidification technologies of a cold evaporation type, a heat evaporation type and an ultrasonic wave type at the same time, reuse of the structural design of the humidifier can be achieved, intergenerational innovation and standardization of the humidifier industry are promoted, and sale, popularization and application of the humidifier are promoted.

This utility model discloses a cleaning device for manufacturing and processing aerospace aluminum alloys, including a hoisting frame and a rope structure capable of scraping the surface of aluminum alloy square tubes. The hoisting frame has internally fixed separators for arranging the aluminum alloy square tubes in layers. Drive structures are installed on both sides of the hoisting frame to propel the rope structure through the layers of aluminum alloy square tubes. The outer wall of the rope is fixed with bristles, and both ends of the rope are provided with connecting structures for connection to the drive structure. This utility model uses a serpentine arrangement of double steel wire ropes to drive multiple sets of parallel ropes to reciprocate between the profile layers. Through continuous scraping of the profile surface by the bristles, the efficiency of ultrasonic cleaning fluid in removing oil and residue is improved. It is particularly suitable for long aerospace aluminum alloy profiles. Compared to traditional immersion cleaning, this device can solve the problem of insufficient contact during hoisting and cleaning of long aerospace aluminum alloy profiles.

The invention discloses a ship actual load ton continuous dynamic measurement system, which comprises a plurality of measurement devices, a cable, a pulley, a data collector and a data center, and is characterized in that an ultrasonic device and a pressure sensor are integrated in each measurement device. Core measurement components of the device are only an ultrasonic device, a pressure sensor and conventional data collector equipment; the overall cost is low and the economical efficiency is remarkable. According to the invention, the measurement device can be manually and directly controlled to be retracted and released from the ship deck without underwater operation or special hoisting equipment; the folding and unfolding operation is convenient, and the adaptability is high. Data can be collected in real time in the whole cargo loading and unloading process, real-time data support is provided for dynamic regulation and control of loading and unloading operation, and economic losses caused by loading and unloading weight deviation are avoided. According to the invention, a plurality of measuring devices are deployed along the transverse direction of the ship, the data center synthesizes the measurement data of each position, each subtle change of the real load ton is accurately captured, and the accuracy of the measurement data of the real load ton change is improved.

According to the portable connection repairing method, brazing of the SiCf / SiC ceramic-based composite material and the GH3030 nickel-based high-temperature alloy is achieved through Joule thermal shock, and the requirement for on-line temperature monitoring of an aero-engine is met. The method comprises the following steps: 1, earlier stage treatment of experimental materials: selecting a SiCf / SiC composite material (5 mm * 5 mm * 5 mm small cube) and a GH3030 high-temperature alloy (10 mm * 10 mm * 5 mm small cube); and the contact surface is mechanically polished, and the surface roughness Ra is controlled to be 0.2-0.5 micron. Ultrasonic cleaning liquid is used for cleaning the surface, oil stains, oxides and other impurities are removed, the cleaning time is 10-40 min, and the temperature is 20-70 DEG C. 2, a Joule thermal shock brazing process: designing a carbon fiber woven body composite TiNiNb electric heating middle layer, introducing a surface heat source by utilizing a carbon fiber Joule thermal effect, and covering the surface with an anti-oxidation active agent to inhibit oxidation; and in the current control mode, applying a direct current of 20-60A to the SiCf / SiC for 40-120s. Rapid Joule heating is triggered by the current, so that the filling metal is melted, and brazing connection is completed.

The invention relates to a gene gun which is provided with an accelerator module. And an accelerator module coupled to the initiator module and generating supersonic waves by means of the subsonic waves generated by the initiator module. The supersonic wave delivers the particles to cells within the tissue. The accelerator module may include a detonation-detonation transition material and a detonation output material. An example of the detonation-detonation transition material is 5-nitrotetrazole cuprous (I). Other examples of the detonation-detonation transition material are lead azide. An example of the detonation output material is pentaerythritol tetranitrate (PETN).

The application discloses a kind of plate ultrasonic wave regulation and control welding fixture, it is related to ultrasonic welding technical field, including welding table and the welding frame being set in the middle of welding table, the bottom four corners of welding table are supported by support column, control panel containing PLC control module is set in welding frame, the top of welding frame is equipped with welding module and welding adjustment module, welding module is set by welding adjustment module and moves horizontally on welding frame, two fixture drive modules are symmetrically set in the both ends of welding table, two fixture drive modules respectively control mobile clamping module and positioning clamping module to clamp plate, wherein the side of positioning clamping module is provided with size adjustment module for positioning the position of positioning clamping module.The application is set to size adjustment module to achieve the purpose of facilitating to adapt to different size plate welding, by setting mobile clamping module, it can prevent that clamping force is too large and damages plate.

This invention discloses a low-altitude hovering aircraft, comprising a fuselage, solar panels, an electromagnetic levitation module, a propellerless fluid propulsion system, and a sodium-ion battery pack. The fuselage integrates an intelligent flight control module, a positioning and tracking module, an ultrasonic anti-collision module, and a self-circulating charging module. The fuselage is an integrated, enclosed structure without wheels, wings, or propellers. The solar panels are mounted on the fuselage surface to convert solar energy into electrical energy for autonomous recharging. The electromagnetic levitation module is installed at the bottom of the fuselage to generate vertical levitation force. Through the design of the propellerless fluid propulsion system, there are no rotating blades or mechanically moving friction parts throughout the flight, eliminating wear and tear and reducing flight noise and fuselage vibration, achieving quiet low-altitude flight, complying with urban low-altitude noise control standards, and offering more environmentally friendly and stealthy operation.

The invention relates to the technical field of tail sealing, and discloses a machining device and method for ultrasonic tail sealing of an insulating heat-shrinkable tubing structure.The machining device for ultrasonic tail sealing of the insulating heat-shrinkable tubing structure comprises two air cylinders, a pressurizing plate and a right sealing plate, and the top of a bottom plate is fixedly connected with an arch plate; the two air cylinders are fixedly connected to the right side of the same arch plate, the output ends of the two bottom plates are fixedly connected with the same left sealing plate, the design is reasonable, through a pressure self-enhancement structure, the device overcomes the defect that due to the fact that the pressure of a traditional air cylinder is constant, the pressure is insufficient when materials are softened in the middle stage of tail sealing, and the device is suitable for large-scale production. The self-adaptive adjustment of the pressure is realized; through the end-capping self-checking structure, automatic judgment and sorting of the end-capping quality of the casing pipe, automatic collection of qualified products and automatic transfer of unqualified products are achieved, the labor intensity of workers is remarkably reduced, and the working efficiency of the device is improved.

The invention belongs to the technical field of channel bridge reinforcing construction methods, and particularly relates to a channel bridge reinforcing construction method which comprises the following steps: S1, channel bridge damage detection and positioning; s2, pre-treating a base layer at the damaged part of the channel bridge; s3, carrying out layered gradient reinforcement on the damaged part of the channel bridge; s4, performing intelligent stress monitoring on the damaged part of the channel bridge; s5, self-adaptive maintenance of the damaged part of the channel bridge, according to the overall structure provided by the embodiment of the invention, a collaborative reinforcement technology of accurate damage positioning, layered gradient reinforcement, intelligent stress monitoring and self-adaptive maintenance is provided, and the reinforcement process is accurate and intelligent through a damage grade evaluation formula and a maintenance parameter dynamic adjustment formula; the ultrasonic-assisted bonding and prestress tensioning technology is adopted, the bonding compactness of the CFRP cloth and the base layer is improved, stress concentration is avoided, the structural bearing capacity is improved by 30% or above, and the service life of the reinforcing layer is prolonged to 25 years or above; the layered gradient reinforcing technology simplifies the construction process, and the construction period is shortened by 20%.

The invention discloses an aircraft skin material deposition static test method and device, and relates to the technical field of aviation static environment simulation. The device comprises a wind tunnel system, an environment simulation system and a data acquisition system. The environment simulation system prepares ice crystal and water mist mixed particles through an ultrasonic atomization nozzle and a polarization needle, and the particle concentration is accurately controlled. A flying ammeter collects a material-to-ground discharge current value in real time, and in combination with environmental parameters such as temperature and humidity, air pressure and the like, linear relations between a charging current and particle concentration, radius, wind speed, material type and forward projection area are analyzed. The device simulates an electrostatic charging process of collision and friction between a skin material and charged particles during high-speed flight of an aircraft through a ground test, solves the problems of harsh actual flight test conditions and difficult measurement, and provides an efficient and reliable test platform for antistatic design and environmental adaptability evaluation of the skin material of the aircraft. The method has the advantages of high simulation precision and repeatability.

This invention relates to the field of material strengthening technology, providing a surface composite strengthening coating and its preparation process. The invention involves ultrasonic CNC unmanned contact cleaning and polishing of the workpiece surface, followed by high-energy particle bombardment in a vacuum chamber to penetrate W and Mo elements into the workpiece matrix and reconstruct metallic bonds, achieving matrix strengthening. Subsequently, a micro-cladding bonding process is completed using an electron beam gun, and finally, a PECVD process is employed to deposit the coating. This invention, through the combination of matrix strengthening and surface coating, effectively improves the strength of the workpiece matrix and the adhesion of the coating, blocks the impact of broaching heat on the workpiece, significantly improves the workpiece's wear resistance and impact resistance, extends its service life, reduces the frequency of workpiece replacement and production costs, and is suitable for the processing needs of aircraft motion mechanisms and aero-engine parts.

The invention relates to the technical field of engine protective agent preparation equipment, and discloses an ultralow-friction nano-composite engine protective agent preparation device and method. The ultralow-friction nano-composite engine protective agent preparation device comprises a preparation rack, a pretreatment mechanism is arranged in the preparation rack, and a multi-stage treatment mechanism is arranged below the pretreatment mechanism; the pretreatment mechanism comprises a first mounting sleeve, the outer surface of the first mounting sleeve is fixedly connected with the inner wall of the preparation rack, and the inner wall of the first mounting sleeve is fixedly connected with a mounting rack plate. According to the preparation device and the preparation method of the ultralow-friction nano-composite engine protective agent, the pretreatment mechanism is arranged, base oil in the base oil treatment tank is heated to a proper temperature by utilizing two heating sleeves, and nano-particles in the nano-particle treatment tank are pre-dispersed by fixing a plurality of ultrasonic emulsification dispersers in the nano-particle treatment tank; the raw material conveying pump is controlled to prevent excessive or insufficient additives from affecting product performance, and the effect of improving the quality of the engine protective agent is achieved.

To provide a driving device for ultrasonic equipment capable of precisely operating ultrasonic equipment such as an ultrasonic motor at high speed.SOLUTION: An ultrasonic device driving device 100 includes a state measurement unit 30 that measures a plurality of operating states including the drive state of an ultrasonic motor 10, and a monitoring control device 60 that includes a learning unit 163 that undergoes deep reinforcement learning using the state measurement unit 30, and that generates a control signal by processing the operating state measured by the state measurement unit 30 in the learning unit 163, and the learning unit 163 learns to determine the output state so as to achieve a given target state.SELECTED DRAWING: Figure 1

The invention discloses aviation ground service equipment and a docking method, and relates to the technical field of aviation ground service equipment, and the method comprises the steps: obtaining a real-time distance based on ultrasonic ranging, and carrying out the three-stage speed control according to a distance threshold value. When the distance is smaller than a first distance threshold value, an accelerator is cut off, and the speed is reduced to tortoise speed; when the distance is smaller than a second distance threshold value, the speed is reduced to worm speed; a silicone rubber barrel is arranged at the front end of the docking platform, and a second range finder and a limit switch are arranged for close-range accurate monitoring and emergency braking; and through a differential control strategy, the method adapts to new energy and fuel oil driving equipment. By implementing the method, safe, standard and reliable butt joint of the ground service equipment and the aircraft is realized, the artificial acceleration risk is completely eradicated from the hardware level, a multiple safety protection mechanism is established, and the standardization degree of aircraft operation is improved.

The utility model relates to the field of mowers, and discloses an intelligent mowing robot which comprises a central control unit, a chassis control unit, a display control unit and a charging pile. The central control unit uses a front camera and a rear camera to collect data of lawns, boundaries and obstacles, integrates data of a gyroscope and a speedometer of the chassis control unit to complete map creation and updating of the mower, grassland travelable areas and obstacle recognition and avoidance, and completes autonomous navigation. The chassis control unit completes motion control, mowing and cutter height adjustment of the intelligent mower. The display control unit is used for inputting user information, displaying state information of the mowing machine and detecting information of obstacles in the front left and the front right of the mowing machine through ultrasonic waves. According to the utility model, the mowing task can be completed by autonomous mapping positioning and autonomous path planning of the mowing machine without wire embedding and RTK (Real-Time Kinematic) positioning.

The embodiment of the invention provides an ultrasonic machining robot and method for internal defects of a pipeline. The ultrasonic machining robot comprises a control system, a crawling robot, a mechanical arm, an ultrasonic generator and a transducer, wherein the crawling robot, the mechanical arm, the ultrasonic generator and the transducer are connected with the control system. The two ends of the mechanical arm are detachably connected with the crawling robot and the dexterous hand correspondingly. The ultrasonic generator is arranged on the mechanical arm; the transducer is arranged on the dexterous hand and used for converting electric energy generated by the ultrasonic generator into mechanical energy, and the mechanical energy is transmitted to the defect position in the to-be-machined pipeline through the dexterous hand so that the defect can be machined. According to the ultrasonic machining robot provided by the embodiment of the invention, ultrasonic waves are used for defect machining without direct contact with the inner surface of a pipeline, and damage to the pipeline is reduced; flexibility and adaptability are better, and the device can be suitable for various pipeline environments; and the internal defects of the pipeline can be accurately machined, and the machining efficiency and safety can be improved.

The utility model relates to the field of mariculture equipment, in particular to deep sea aquaculture net cage attachment cleaning equipment which comprises a hollowed-out protection frame, the protection frame is provided with a floating part, and an ultrasonic generator is arranged on the inner side of the protection frame; the cleaning equipment further comprises an anchoring part connected with the protection frame, and the anchoring part comprises a fixing anchor and a connecting part connecting the fixing anchor and the protection frame. The protection frame is a non-metal protection frame. The utility model has the advantages of simple structure and stable use, and effectively solves the existing problems.

An autonomous vehicle includes a chassis for housing an aircraft ground contacting structure (GCS) and one or more GCS coupling and lifting mechanisms, GCS securing mechanisms, drivetrain, batteries and a sensor stack for performing autonomous navigation. Further, the vehicle incorporates multiple sensors, such as high-resolution machine vision cameras, GPS modules, Lidars, ultrasonic range sensors, and radars. The sensors deliver spatial perception capabilities to the vehicle and feed relevant data to onboard computing units to achieve location-based navigation, precision alignment with aircraft, obstacle detection and collision avoidance capabilities. A series of batteries deliver power to all components, including but not limited to, motors, electromechanical units, onboard computers, sensors and any other component requiring electrical input. External ports allow the vehicle to recharge batteries after each utilization cycle without replacement. The vehicle is capable of recognizing its power state and can autonomously navigate to a base station and dock itself for charging.