20results about How to "Optimization path" patented technology

The application discloses a kind of based on task partition's shipborne unmanned aerial vehicle navigation beacon group path planning method, belong to offshore navigation beacon inspection technical field.The method first obtains navigation beacon, mother ship, obstacle and unmanned aerial vehicle constraint parameter, is divided into navigation beacon by recursion K-means and is checked by threefold verification of operation radius, load, endurance, and is recursively subdivided if unqualified;Second generation mother ship candidate residence point and correct to safe water area, use A* algorithm to plan the global transfer path of mother ship, model as closed loop traveling salesman problem in cluster inspection, to improve self-organizing mapping neural network is solved unmanned aerial vehicle path in combination with tabu search.The system contains data input, task partition and the like module.The scheme makes mother ship only stay near task cluster, greatly shortens voyage, reduces risk, improves inspection efficiency and engineering feasibility.

The present application relates to the technical field of industrial unmanned aerial vehicle application and intelligent scheduling, and particularly discloses an unmanned aerial vehicle highway inspection task intelligent planning management system, which comprises a task input module, an intelligent planning engine, a task execution management module, a data hub and a feedback optimization module; the task input module receives and checks and analyzes inspection task requirements and highway basic information; the intelligent planning engine decomposes task priorities based on highway multi-dimensional attributes, dynamically allocates unmanned aerial vehicle resources and generates an optimal path meeting multiple constraints; the task execution management module issues adaptive instructions, monitors unmanned aerial vehicle states and processes inspection data; the data hub uniformly stores whole-process data; and the feedback optimization module optimizes a decision model based on historical data. The present application improves inspection planning accuracy and resource utilization, guarantees data quality, realizes self-evolution and ensures efficient and reliable highway inspection.

This invention discloses a composite current collector, its preparation method, an electrode, and a battery, belonging to the field of lithium-ion battery technology. The composite current collector provided by this invention includes: a porous conductive matrix comprising a polymer and a first conductive filler dispersed in the polymer, prepared by differential roller stretching; a conductive layer disposed on at least one surface of the porous conductive matrix; and the conductive layer comprising a second conductive filler and a binder. The composite current collector of this invention achieves a significant reduction in electrode resistivity while maintaining excellent mechanical properties, effectively resolving the performance contradiction between lightweight and conductivity in traditional composite current collectors. The assembled lithium-ion battery exhibits high energy density, high cycle stability, and high safety.

The utility model relates to the related field of medical instruments, in particular to an epidural anesthesia catheter fixing device which comprises an adhesive tape, a fixing seat, a rotating ball, a connecting rod, a guide cylinder, a first bolt, an arc-shaped clamping plate, a first silica gel sheet, a second silica gel sheet, an arc-shaped protrusion, a spring, a groove, an arc-shaped plate, a second bolt, a rubber pad and the like. The rotating ball and the fixing seat are arranged, and the rotator rotates in the fixing seat to drive the connecting rod and the guide cylinder to rotate, so that the path angle of placement of the anesthesia catheter is adjusted, the path of the catheter is optimized, unnecessary bending or twisting of the catheter is avoided, stable flowing of liquid medicine in the catheter is kept, and the anesthesia catheter is convenient to use. Stable liquid medicine conveying is facilitated, and the practicability of the fixing device is improved.

The invention provides a multi-source sensor obstacle recognition and obstacle avoidance method for low-altitude logistics, and relates to the technical field of low-altitude logistics. The method comprises the following steps: S1, synchronously acquiring data through a laser radar and a binocular camera, respectively performing distortion correction, exposure control and depth map generation on binocular vision data, and performing segmentation denoising and Kalman-particle hybrid filtering denoising on point cloud data; s2, adopting a YOLOv5s network to extract a barrier feature vector; s3, carrying out obstacle fusion association; S4, fusing historical features and laser radar coordinates based on an LSTM model, and predicting a future trajectory of a dynamic obstacle; and S5, generating an obstacle avoidance path in combination with an A * algorithm and an artificial potential field method, and correcting the obstacle avoidance path in real time. The problems of missing detection or misjudgment of low-texture obstacles, sensor data fault, dynamic obstacle prediction deviation and path oscillation are solved, and the obstacle recognition precision and the obstacle avoidance reliability are improved. The method is high in real-time performance and adapts to low-altitude logistics complex scenes.

The utility model provides a kind of inspection robot, and inspection robot includes: fuselage, tracked mobile chassis, threading component, information acquisition component, controller, power component and navigation module;Tracked mobile chassis includes two tracks, and two tracks are arranged in the both sides of fuselage, and with fuselage movably connected;Threading component and information acquisition component are respectively arranged in the both ends of fuselage, and threading component is fixedly connected with fuselage, and information acquisition component includes infrared camera, and infrared camera is movably connected with fuselage;Controller, power component, navigation module are respectively fixedly connected with fuselage;Tracked mobile chassis, information acquisition component, threading component, navigation module are respectively electrically connected with controller;Tracked mobile chassis, information acquisition component, threading component, navigation module are respectively electrically connected with power component.Inspection robot has the moving ability of adapting complex environment and the work ability of efficient cooperation, and can satisfy the automatic inspection demand under various scenes.

The utility model discloses a three -way pipe satisfying multiple water supply demand belongs to the field of pipe fitting water supply, including arc main part pipe, one end is water inlet, the other end is the water outlet, one side surface is connected with branch pipe, and branch pipe is close to the water outlet setting, and the inboard wall of water outlet is equipped with the communicating part, and the communicating part is the straight pipe, and is connected with annular accessory, and the main part pipe center is the apex, and the line connection of branch pipe and water outlet is the edge and forms the included angle range 35~55 DEG. Realized the multi -angle connection of annular accessory, satisfied the water supply demand of different angle, improved the applicability. Optimized the water flow path, reduced the water flow resistance, prevented the water flow accumulation in the pipe.

The utility model relates to the field of motors, and discloses an optimized cooling structure of a dry-type installation submersible motor, which can improve the cooling efficiency of the dry-type installation submersible motor and solve the problem that the temperature rise of a motor bearing is too fast. Comprising a pump body, a stator, a rotor, a motor shell, a cooling jacket, a wire holder, a connecting seat and a pump cover. The end of the rotor shaft sequentially penetrates through the connecting base and the pump cover to be connected to the pump body, the stator surrounds the outer side of the rotor, the motor shell surrounds the outer side of the stator, and the two ends of the motor shell are in sealed connection with the wire holder and the connecting base respectively to form a first sealed cavity in the motor shell. The cooling jacket is sleeved outside the motor shell, and two ends of the cooling jacket are respectively connected with the wire holder and the connecting seat in a sealing manner, so that a second closed cavity is formed between the cooling jacket and the motor shell. The second end side of the rotor is provided with an axial-flow fan blade, the axial-flow fan blade rotates around the axis of the bearing to form airflow, the airflow flows to the first end side of the rotor from the second end side of the rotor and then flows back to the second end side to form circular flow, and heat exchange is conducted in the process that the airflow flows back to the second end side from the first end side.

This invention proposes a method for monitoring network signal operation. By deploying a centralized management service in a cloud computing environment, it performs threshold judgments on aggregated signal data, dynamically acquires additional cloud resources to support monitoring, and simultaneously constructs a cloud-based signal monitoring dashboard to update remote signals in real time, identify abnormal patterns, and integrate them into the network monitoring system. For anomalies related to resource scheduling, it obtains optimized paths, enhances dashboard functionality, and ultimately adjusts management services based on communication feedback data. This method achieves efficient aggregation of signal data, accurate identification of anomalies, and intelligent resource scheduling, significantly improving the reliability and response speed of cross-regional communication monitoring and providing stable support for multi-regional network operation.

The utility model discloses a washing machine. The upper cover assembly of the washing machine comprises an upper cover assembly body and a disc seat main body, wherein the upper cover assembly body is rotationally arranged on the disc seat main body; the upper cover assembly is provided with an exhaust chamber; and the exhaust chamber is communicated with the outside and the clothes putting port of the tray seat main body respectively. According to the washing machine, the exhaust cavity is additionally arranged in the upper cover assembly, and an exhaust passage is additionally arranged on the basis of original water and steam drainage; when water vapor is generated in the drum module of the washing machine, the water vapor can be quickly discharged through the two paths, so that the water vapor discharging efficiency can be improved, and the user experience is improved.

The utility model discloses an automobile air conditioner air pipe with a noise reduction structure. The automobile air conditioner air pipe comprises a flow guide shell, a noise reduction layer and a vibration reduction frame. Spiral flow guide ribs are arranged on the inner wall of the flow guide shell, the noise reduction layer is made of porous sound absorption materials and covers rib grooves, and the vibration reduction frame disperses vibration energy through elastic supporting strips. The flange plate and the sealing ring ensure airflow tightness, and the overhaul window is convenient to maintain. The thickness of the noise reduction layer is gradually changed, noise absorption and airflow smoothness are considered, and the vibration absorption effect is optimized through the elastic supporting strips. By means of the modular design, airflow noise and vibration transmission are effectively reduced, the mute performance of the air conditioning system is improved, and the air conditioning system is suitable for upgrading and reconstruction of various vehicle types and has high practicability and economical efficiency.

The novel breather valve structure comprises a base, an upper ventilation chamber and a lower ventilation chamber which are vertically arranged in parallel are arranged in the base, a first ventilation opening is formed in the side wall of the upper ventilation chamber, a second ventilation opening is formed in the lower portion of the upper ventilation chamber, a first valve is arranged at the position of the second ventilation opening, and a second valve is arranged at the position of the second ventilation opening. A third vent is formed in the middle of the first valve, a second valve is arranged at the third vent, a vertical first connecting rod is fixedly connected to the middle of the bottom face of the second valve, a first compression spring and a second compression spring abut against the lower portion of the first valve, and the lower end of the first compression spring abuts against the first connecting rod. The lower end of the second compression spring abuts against the bottom wall of the lower ventilation chamber, and a fourth ventilation opening is formed in the bottom wall of the lower ventilation chamber. The second vent is arranged in the middle of the base, and the first valve and the second valve are close to the first vent, so that the problem that air inside and outside the oil tank cannot be exchanged in time is solved.

The utility model discloses a manipulator for industrial automation, and relates to the technical field of manipulators. Comprising a base, a rotating shaft is movably inserted in the base, a hinge block is hinged to the upper wall face of the rotating shaft, the hinge block is connected with a connecting rod and a reinforcing rod, the connecting rod is fixedly connected with one end of the reinforcing rod, an electric rotating shaft is installed in one end of the connecting rod, and an air pump is installed on the electric rotating shaft; the input end of the air pump is connected with a robot arm, a four-jaw chuck is fixedly installed in the robot arm, a cavity is formed in the base, a motor is installed on the inner bottom face of the cavity, a rotating rod is arranged at the driving end of the motor, and one end of the rotating rod is connected with a first bevel gear. According to the device, the function of realizing automatic adjustment is designed, automatic adjustment is realized, manual adjustment operation is reduced, the working convenience can be greatly improved, and the practicability is relatively high.

The invention discloses a few-sample double-strategy image generation method and device based on a diffusion model and a medium, and provides a double-strategy collaborative image synthesis method for the core challenges of data scarcity and distribution offset in small sample learning. Diversified text prompts rich in fine-grained attributes and context variations are automatically generated through a large language model, the pre-training diffusion model is guided to efficiently explore intra-class variants in a semantic space, and diversified samples are generated; according to the visual anchoring fidelity strategy, visual embedding of real samples of a support set is extracted through a CLIP image encoder, multi-sample visual features are randomly aggregated to construct visual anchor representation, and the visual anchor representation and category text embedding are combined to guide the diffusion process. The two strategies serve complementary targets of expanding intra-class semantic boundaries and anchoring real data manifolds respectively, and the diversity and fidelity of synthetic data are synchronously improved on the premise that the generation model does not need to be finely adjusted.

This utility model relates to the field of water pump impeller technology and discloses a high-efficiency water pump impeller structure based on CFD analysis. It aims to solve the problems of large hydraulic losses and low efficiency in traditional impellers. Its core structure includes a coupling, on which a water pump impeller mechanism and an auxiliary flow guiding mechanism are integrated to form a coordinated water delivery system. The coupling has a water pump impeller mechanism and an auxiliary flow guiding mechanism on its surface. In the water pump impeller mechanism, the inner sleeve is fixed to the coupling, and the outer sleeve is connected to the inner sleeve's insertion slot via a plug-in block. The first and second water pump impeller blades outside the outer sleeve are staggered and alternately distributed, with tail flow holes at the outer ends of the blades. A limiting hole and a limiting top cover are provided at the top of the coupling. The base plate of the auxiliary flow guiding mechanism is mounted on the coupling. The flow guiding shell and the flow guiding cover are connected by a mounting base and bolts. The flow guiding shell has drainage holes. This structure, optimized by CFD, can reduce water flow interference and eddy current losses, improve water delivery efficiency, and is easy to disassemble and maintain, adapting to different working conditions.

This utility model discloses a carbon-reducing air purifier, which includes a main housing with a perforated plate, a front panel movably connected to the main housing, an adsorption chamber containing carbon dioxide adsorption material, and an electrical control box connected to a display screen. The main housing contains a silent fan, a pre-filter, a wind deflector, a photocatalytic filter, a HEPA filter, a carbon dioxide separator, and a negative ion generator. The lower-stage carbon dioxide separator membrane is connected to an inlet pipe and an outlet pipe, with the outlet pipe connected to the negative ion generator. The upper-stage carbon dioxide separator membrane is movably connected to the adsorption chamber via a carbon dioxide conduit with a membrane assembly at its end. Both the carbon dioxide conduit and the exhaust port are equipped with carbon dioxide sensors. A liquid recovery pipe is connected to the lower part of the adsorption chamber. The carbon dioxide sensors, carbon dioxide separator, silent fan, and negative ion generator are all connected to the electrical control box. This utility model is easy to operate and maintain, has high carbon dioxide separation efficiency, facilitates recovery, and ensures adsorption efficiency.

According to the laser washing and welding integrated five-axis machining device provided by the utility model, the horizontal translation structure, the depth propelling structure and the vertical lifting structure are matched with one another, so that the relative positions and angles between the laser washing head and a workpiece and between the laser welding head and the workpiece can be flexibly adjusted; the process of cleaning first and then welding is completed on one device, one device is used for replacing multiple devices with single functions, the practicability of the device is improved, and the carrying time of workpieces among different devices during machining is shortened; by arranging the rotary structure, direction conversion of a workpiece is achieved, the workpiece can be cleaned and welded in multiple directions only through one-time clamping, and the machining efficiency and precision are improved; the controller is arranged to control the movement structures in all directions, automatic control is achieved, the machining process can be more continuous and efficient, the production efficiency is improved, the laser cleaning and welding quality can be effectively improved, and the use performance of the equipment is enhanced.

The invention relates to the technical field of digital integrated circuits, in particular to a matrix and vector operation oriented systolic array structure which comprises a plurality of processing units arranged in a matrix mode, each processing unit is connected through a first multiplexer in the transverse direction, each processing unit is connected in series in the longitudinal direction, and each processing unit is connected through a second multiplexer in the longitudinal direction. Each column takes a preset number of processing units as a group, and the processing units in each group are connected through a second multiplexer. According to the method, the calculation intensity and parallelism can be improved, and the hardware resource utilization rate and the operation efficiency of multiple groups of data during matrix vector operation are improved.

The invention relates to the technical field of track backflow system equipment, in particular to a high-conductivity corrosion-resistant brazing copper bar and a preparation method thereof.The high-conductivity corrosion-resistant brazing copper bar comprises a first plate and a second plate which are formed by copper plates; the first plate and the second plate are oppositely arranged, the opposite surfaces of the first plate and the second plate form joint surfaces, the first plate and the second plate are welded at the joint of the outer edges of the joint surfaces in the length direction to form a copper bar, and the opposite joint surfaces of the first plate and the second plate are correspondingly provided with a plurality of grooves penetrating and extending in the length direction; a plurality of micropores are prefabricated in the brazing surface, and each micropore is communicated with the corresponding material hole; a connecting end is fixedly connected or integrally formed on the connecting surface; according to the method, it is ensured that the whole welding interface is filled with sufficient and uniform brazing filler metal, the defects of insufficient soldering, holes and the like caused by insufficient brazing filler metal or unsmooth flowing are effectively overcome, and a brazed joint is more compact and firmer.

This invention discloses an intelligent flushing device for drinking water pipelines in newly built ships, relating to the field of drinking water pipeline flushing technology. It includes a central controller connected to a distributed sensor network, which comprises a turbidity sensor, a residual chlorine sensor, and a particulate matter counter at the pipeline end. The central controller is also connected to a pressurized pump set, a gas-liquid pulse generator, and a dosing device. The pressurized pump set controls the pipeline flushing pressure, the gas-liquid pulse generator produces high-frequency pulse waves to peel off deposits from the pipe wall, and the dosing device adds flushing fluid to the pipeline. This device improves the cleaning effect, simultaneously removes biofilm and sterilizes, and facilitates post-flushing detection, thus achieving a higher degree of automation in the flushing process.