54results about How to "Quick coverage" patented technology

The invention belongs to the technical field of intelligent electric power inspection and multi-agent cooperative control, and provides an electric power multi-agent dynamic cooperative inspection method and system, and the technical scheme is that a path planning scheme is generated by using a reinforcement learning algorithm and a large language model, so that an agent can dynamically adjust an inspection path according to real-time data and task requirements, and the inspection efficiency is improved. Therefore, the minimization of the path and the maximization of the inspection efficiency are realized, and unnecessary travel and resource consumption are reduced. Meanwhile, a dynamic task redistribution mechanism in the system ensures that the intelligent agent can quickly respond and redistribute tasks under the conditions of equipment failure, environment change or task priority adjustment. And real-time communication and data synchronization among the intelligent agents ensure information sharing, so that the system still keeps task continuity and reliability in emergency.

The invention discloses a lightweight crack penetration degree detection method based on ground penetrating radar and Swin Transform optimization, and the method comprises the following steps: 1, collecting ground penetrating radar data, and carrying out the preprocessing and feature extraction; step 2, constructing a multi-feature fusion data set; step 3, designing a two-stage through crack detection model based on Swin Transform optimization; 4, a first-stage through crack detection model optimized on the basis of Swin Transformer-YOLOv8 is designed, and a second-stage through crack detection model is designed on the basis of Swin Transformer-YOLOv8 optimization; and step 5, training and predicting the data of the training set and the test set according to the model architecture in the step 3 and the step 4. According to the invention, the accuracy of crack penetration degree detection is improved, and a scientific basis is provided for road maintenance; the detection speed is greatly improved, and the requirement of large-area rapid detection is met; the calculation complexity is reduced, the equipment performance pressure is reduced, and the detection efficiency is improved; the generalization ability of the model is enhanced, and the method can adapt to different road conditions; and the development of an intelligent road detection technology is promoted.

The invention discloses a fire extinguishing method for a low-boiling-point flammable liquid storage tank. Fire control and cooling: applying high-stability compressed air foam to quickly control the fire of the low-boiling-point flammable liquid aiming at the fire of the low-boiling-point flammable liquid storage tank, and covering the surface of the low-boiling-point flammable liquid to form a foam blanket, so that the liquid is gradually cooled until the boiling point of the low-boiling-point flammable liquid is lower than the boiling point of the low-boiling-point flammable liquid; only oil steam and residual flames on the surface of the foam blanket remain; fire extinguishing: quickly spraying and releasing a dry powder extinguishing agent aiming at low-boiling-point flammable liquid oil steam residual flames on the surface of the foam blanket, and completely extinguishing the oil steam residual flames on the surface of the foam blanket by utilizing the excellent chemical inhibition fire extinguishing performance of the dry powder extinguishing agent; and after the fire of the low-boiling-point flammable liquid storage tank is completely extinguished, high-stability compressed air foam is continuously applied, a foam blanket is formed on the surface of the low-boiling-point flammable liquid, the low-boiling-point flammable liquid is continuously cooled, and reburning is effectively prevented. The fire extinguishing method is very efficient for extinguishing a low-boiling-point flammable liquid fire source.

The invention relates to the technical field of computers, in particular to a network request sending method and device, computer equipment and a computer readable storage medium. The network request sending method comprises the following steps: acquiring a target domain name of a network request and a wide domain name configuration database; determining a specified hierarchy in the target domain name; under the condition that the extensive domain name configuration database is matched with the specified hierarchy, searching a domain name rewriting rule matched with the specified hierarchy in the extensive domain name configuration database; under the condition that the domain name rewriting rule matched with the specified hierarchy is found in the extensive domain name configuration database, modifying the target domain name based on the domain name rewriting rule, and obtaining a request path corresponding to the modified target domain name; and sending the network request based on the request path. By setting the extensive domain name configuration database, the configuration file corresponding to the target domain name can be quickly positioned, and the efficiency and stability of configuration analysis are improved.

The invention discloses a foldable unmanned aerial vehicle rapid deployment system and method, and belongs to the technical field of unmanned aerial vehicle deployment. According to the system disclosed by the invention, the carrying system and the unmanned aerial vehicle storage device are arranged, the high-speed carrying system provides thrust and energy in the rapid deployment process, and the unmanned aerial vehicle storage device provides a protection function in the deployment process, so that rapid response and long-distance accurate and reliable deployment of the unmanned aerial vehicle are realized; the time for the unmanned aerial vehicle to arrive at the designated area is greatly shortened, the technical problem that an existing unmanned aerial vehicle deployment mode is poor in timeliness is solved, the time for the unmanned aerial vehicle to arrive at the designated area is greatly shortened through the high-speed and accurate deployment process, the burden that the unmanned aerial vehicle carries energy needed by take-off and climbing is avoided, and the unmanned aerial vehicle deployment efficiency is improved. And the task execution time of the unmanned aerial vehicle is prolonged.

The utility model provides an integrated network coverage device which comprises a power supply module, a communication service module and a satellite end station module. The power supply module supplies power to the communication service module and the satellite end station module. The communication service module is used for connecting to-be-accessed terminal equipment, and the communication service module is connected with the satellite end station module; and the satellite end station module comprises a satellite antenna which is in communication connection with the communication satellite. The system has the advantages of being high in environment adaptability, easy to transport and capable of being used after being opened, and network coverage can be rapidly achieved.

The utility model relates to the technical field of photovoltaic detection, in particular to a continuous displacement detection device for a photovoltaic module. According to the technical scheme, the device comprises a main machine shell frame assembly and a main machine vertical support assembly fixedly arranged on the outer side of the main machine shell frame assembly; a bottom rail beam is arranged on the lower portion of the front face of the main machine shell frame assembly, and side sliding rails are arranged at the side ends and make contact with the bottom rail beam. Transverse shaft supporting angle aluminum is arranged on the front face of the transverse shaft side supporting piece, and a transverse shaft rack and a transverse shaft guide rail are arranged at the upper end of the transverse shaft supporting angle aluminum. According to the utility model, dynamic transverse continuous detection of the photovoltaic panel is realized, different areas of the photovoltaic panel can be rapidly covered, comprehensive detection data can be obtained, the detection period is greatly shortened, convenience is provided for longitudinal dynamic test of the photovoltaic module, detection dimensions are enriched, and efficient and accurate development of detection work is guaranteed in all directions.

The application provides a full-angle laser combustible gas remote measuring device and a detection method, and relates to the technical field of combustible gas detection. The device comprises a remote measuring instrument body, a laser emitter, a lens group, a detector and an aperture assembly. The lens group reciprocally moves along the light transmission direction to adjust the waist position of the outgoing laser beam. The aperture assembly is arranged in the receiving light path and in front of the light entrance side of the detector, and comprises a plurality of aperture plates arranged in sequence. The aperture plates are provided with light transmission holes. The apertures gradually decrease in size along the direction away from the detector. The aperture plates are located in the waist area of the receiving light beam. When the lens group moves to different positions, the corresponding light transmission holes are driven to cut into the receiving light path. The farther the lens group is away from the laser emitter, the smaller the aperture of the cut-in light transmission hole. In the wide-area scanning, the large aperture is cut in to expand the receiving field of view. In the long-distance precision measurement, the small aperture is cut in to block stray light and improve the detection precision. The lens group moves synchronously to complete the waist adjustment and aperture switching, and adaptive switching of the two modes is realized.

The invention discloses a measurement positioning device and method using an unmanned aerial vehicle, and belongs to the technical field of measurement. The device comprises a fixing platform, a reflection mark fixing frame, supporting legs and an auxiliary positioning piece. The fixing platform is used for fixing an unmanned aerial vehicle. The reflection mark fixing frame is arranged on the fixing platform, a first reflection mark, a second reflection mark and a third reflection mark are arranged on the reflection mark fixing frame, and the first reflection mark, the second reflection mark and the third reflection mark are not located on the same straight line; the number of the supporting legs is multiple, and the multiple supporting legs are arranged on the fixed platform. The multiple auxiliary positioning pieces are arranged at the ends, away from the fixed platform, of the multiple supporting legs correspondingly. According to the measurement positioning device and method using the unmanned aerial vehicle, measurement personnel do not need to arrive at the position of a measured point, the efficiency and safety of measurement operation are improved, road repairing or leasing of equipment such as a lift truck and a crane is not needed, and the cost of measurement operation is saved.

This invention discloses a joint optimization method and system for task offloading and resource allocation based on SAGIN. It collects task and scheduling information through a SAG-IoT system; utilizes the task data and scheduling information to achieve optimal association between UAVs and IoT devices based on a matching game algorithm, and makes optimal decisions for task offloading to maximize the computational performance of the SAG-IoT system; based on optimal association, optimal task offloading decisions, and maximizing the computational performance of the SAG-IoT system, it constructs an online offloading framework based on deep reinforcement learning, constructing a path from input X(t) to optimal action x. * The low-complexity mapping strategy (t) is based on repeated interactions between different modules and a random environment, iterating and running sequentially to achieve joint optimization of task offloading and resource allocation. This invention achieves optimal computational performance while stabilizing the system queue. In addition to utilizing binary computation offloading, the optimization framework can also be extended to online partial computation offloading strategies consisting of multiple independent subtasks.

The utility model relates to the technical field of metallurgy continuous casting, in particular to an argon blowing device for protecting pouring of a continuous casting tundish, which comprises the tundish and an argon blowing pipe, one end of the argon blowing pipe extends into the tundish, the other end of the argon blowing pipe is connected with an argon supply pipe, the argon blowing pipe comprises a main argon blowing pipe, one end of the main argon blowing pipe is connected with the argon supply pipe, and the other end of the main argon blowing pipe is connected with the tundish. A plurality of branch pipelines are arranged at the other end of the pipe body, each branch pipeline is of an L-shaped structure, an elbow is arranged at the end of each branch pipeline, and air outlet holes are formed in the two ends of each elbow respectively. According to the utility model, the argon is blown into the tundish by adopting the design of the branch pipelines, so that the argon can quickly cover the molten steel surface of the tundish, the argon parallel to the molten steel surface is prevented from being blown into the tundish, the gas is prevented from overflowing, the utilization rate of the argon is improved, and the production cost is reduced.

This invention discloses a method and system for assessing the risk of toxic gas diffusion in fluorochemical enterprises, relating to the field of fluorochemical safety production risk assessment technology. The specific steps of this method are as follows: first, a standardized dataset is constructed by collecting multi-source operating conditions and physical property data; then, a three-phase physical framework of fluorine-containing gas (gas, liquid, solid) is built; PINN and GRU networks are integrated with time-varying weights and dual-drive loss dynamic correction of diffusion coefficients and phase transition parameters; a three-dimensional concentration database is generated through meshless adaptive solution; finally, protected zones are delineated point-by-point using measured data, and visualized results and risk reports are output. This invention achieves dynamic correction of key gas diffusion parameters through multi-source data database construction and a multi-phase physical hybrid model; it uses meshless discretization and adaptive time step to quickly solve the global concentration; combined with measured data for coordinate-by-coordinate calibration and concentration deviation classification, it accurately delineates protected areas and outputs visualized risk reports, providing data support for emergency management of leaks in fluorochemical plant areas.

The embodiment of the invention relates to a data processing method, a data processing device, a storage medium and electronic equipment, and relates to the technical field of data processing. The method comprises the steps of determining target data assets related to a change operation in response to the change operation of the data assets; under the condition that it is determined that the target data assets have the traceable field blood relationship, the security level of fields in the target data assets is determined based on the field blood relationship; and applying the determined security level to the corresponding field of the target data asset. According to the invention, the security level of the field in the data asset can be determined timely and effectively.

The invention discloses a method for evaluating audio quality and electronic equipment. The method comprises the following steps: acquiring at least two groups of to-be-evaluated parameters of the audio processor; respectively constructing at least two evaluation units corresponding to the at least two groups of to-be-evaluated parameters; respectively combining the at least two evaluation units according to a plurality of configuration strategies to obtain a plurality of evaluation configurations; respectively executing audio processing operation on audio sample data based on the various evaluation configurations so as to generate intermediate files of the at least two evaluation units under the various evaluation configurations; and determining audio quality results of the various evaluation configurations according to differences among the intermediate files of the associated evaluation units in the various evaluation configurations. According to the method, the availability of functions processed by all configurations of the digital audio processor can be covered and evaluated through audio quality evaluation, so that the development efficiency and the test efficiency of the digital audio processor are improved.

The utility model relates to the technical field of garden scenery, in particular to a sprayer for garden scenery trees, which comprises a fixing frame, moving wheels, a charging barrel, a feeding pipe, a high-pressure water pump, a connecting pipe, a fixing shaft, a driving component and the like. At least four moving wheels are installed at the bottom of the fixing frame, a charging barrel is connected to the fixing frame, a feeding pipe is connected to the charging barrel, a high-pressure water pump and two fixing shafts are connected to one side of the charging barrel, a connecting pipe is connected to one end of the high-pressure water pump, and a driving assembly is connected to the charging barrel and the fixing shafts. The tree protection liquid coating device is provided with the high-pressure water pump, the rotating block, the electric sliding rail and the spray head, manual coating of protection liquid is not needed, the labor intensity of workers is relieved, the surface of a tree trunk is rapidly covered with the protection liquid, the coating applying time is greatly shortened, the brush is further arranged, the protection liquid on the tree trunk can be coated, and the coating efficiency is improved. More uniform distribution of the protection liquid on the tree trunk is ensured, and the protection effect is prevented from being influenced due to local over-thickness or over-thickness.

The utility model discloses a wall painting device for interior decoration, which comprises a wall painting mechanism and a liquid receiving mechanism, the liquid receiving mechanism is fixedly connected to the inner side of the wall painting mechanism, the liquid receiving mechanism comprises a liquid receiving box, the top of the liquid receiving box is communicated with a connecting pipe assembly, the top of the connecting pipe assembly is provided with a liquid receiving frame assembly, and the liquid receiving frame assembly is fixedly connected with the wall painting mechanism. The bottom of the liquid receiving frame assembly communicates with the connecting pipe assembly, a drawing frame assembly is arranged on the front face of the liquid receiving box in a penetrating mode, a pulling plate assembly is fixedly connected to the front face of the drawing frame assembly, baffle assemblies are fixedly connected to the two sides of the liquid receiving frame assembly correspondingly, and the wall painting mechanism comprises a vertical frame assembly. According to the wall painting device, the phenomenon that paint is prone to dripping in the traditional wall painting process is changed, the liquid receiving frame assembly and the connecting pipe assembly are adopted for collecting the paint, the paint cannot contaminate the ground, cleaning cannot be difficult, paint waste cannot be caused, and environmental protection and quality of decoration cannot be affected.

The invention relates to a dam emergency rescue training system, which belongs to the technical field of dam emergency rescue in water conservancy projects and has IPC (International Patent Classification) numbers of E02B 1 / 00 and E02B 3 / 12. The dam emergency training system comprises a dangerous case setting subsystem, a scene simulation subsystem and an operation interaction subsystem. Simulation rendering is performed on the whole process of filling, hoisting and throwing of the lead wire gabion by adopting a position-based dynamics method, the interaction influence of stones, hoisting ropes and the lead wire gabion and deformation caused by the interaction influence are fully considered, the simulation accuracy and stability are improved, and the authenticity and immersion of training are improved.

The invention discloses a mobile intelligent charging pile, and relates to the technical field of charging piles, the mobile intelligent charging pile comprises a mobile base, the mobile base is provided with a shell and a charging box, and the charging box is arranged in the shell; an auxiliary fire extinguishing mechanism is arranged on the movable base; the auxiliary fire extinguishing mechanism comprises a mounting seat; a delivery pipe; and an extrusion mechanism. Through the arrangement of the fire extinguishing mechanism, when combustion occurs accidentally in the charging box, the fire extinguishing device can respond rapidly and be started automatically, fire extinguishing is conducted directly aiming at the position of a fire source, the efficiency is improved, and the safety is enhanced; when the combustion condition is detected, the extrusion mechanism is controlled to be started, a gap between the shell and the charging box is rapidly filled, and air in the gap is effectively extruded out; in this way, the fire extinguishing material released by the fire extinguisher can cover the charging box more quickly and more completely, oxygen is isolated, and the quick and efficient fire extinguishing effect is achieved. By means of the mechanism, the fire extinguishing efficiency is improved, the overall safety of the system is enhanced, and it is ensured that sudden fire disasters can be dealt with in time even in a narrow space.

The invention relates to a fertilizing device for agricultural cooperative planting, the fertilizing device comprises an unmanned aerial vehicle seat, a support member connected below the unmanned aerial vehicle seat and a wing member connected above the unmanned aerial vehicle seat, the unmanned aerial vehicle seat is connected with a fertilizing member, and the fertilizing member comprises a water spraying support connected to the unmanned aerial vehicle seat and a water spraying head connected to the water spraying support; the unmanned aerial vehicle seat is connected with a liquid fertilizer box. The technical scheme has the beneficial technical effects that the wing parts can drive the unmanned aerial vehicle base to flexibly move, a large-area planting area can be quickly covered, the problems that the cooperative planting area is wide, manual fertilization is time-consuming and labor-consuming, and the efficiency is low are effectively solved, the human input cost is reduced, and the fertilization operation period is shortened; the high-efficiency operation requirement of large-scale planting of a cooperative is met; the fertilizing part is composed of a water spraying support and a water spraying head and is matched with the liquid fertilizer box to continuously supply liquid fertilizer, and the liquid fertilizer can be evenly sprayed to the surfaces and root areas of crops.

The invention discloses a zero-carbon park photovoltaic power generation structure with adjusting and protecting functions, which comprises an aluminum frame, four vent holes are formed in the side wall of the aluminum frame, four mounting pieces are mounted at the lower ends of four corners in the aluminum frame, a back plate is laid above the four mounting pieces, a first frame is mounted at the upper end of the back plate, and a second frame is mounted at the lower end of the first frame. A ventilation frame is laid above the first frame, four through holes are formed in the side wall of the ventilation frame, a second frame is installed at the upper end of the ventilation frame, a monocrystalline silicon battery piece is laid above the second frame, the upper portion of the monocrystalline silicon battery piece is coated with an adhesive layer, a glass plate is laid above the adhesive layer, and the upper portion of the glass plate is coated with an adhesive layer. The upper surface of the glass plate is coated with a hydrophobic coating. The invention relates to the technical field of photovoltaic power generation, a multistage air convection channel is formed through the vent holes in the side wall of the aluminum frame and the through holes of the ventilation frame, foreign matter invasion is prevented in combination with the protective net, and the heat dissipation efficiency is remarkably improved while energy consumption is not increased.

The utility model discloses a low-altitude emergency communication support equipment loading and unloading mechanism, which belongs to the technical field of emergency communication equipment and comprises communication equipment, a connecting assembly is arranged on the top surface of the communication equipment, a buffer assembly is arranged on the bottom surface of the communication equipment, and the connecting assembly comprises a connecting seat; according to the unmanned aerial vehicle, the blocking frame is arranged in the unmanned aerial vehicle, and through the design, when the communication equipment is hung in the air through the unmanned aerial vehicle, the support below the unmanned aerial vehicle only needs to stretch into the connecting base, and then the unmanned aerial vehicle and the communication equipment can be connected by clamping the support through the blocking frame; according to the communication device, the unmanned aerial vehicle is arranged in the center of the communication device, so that the communication device can be rapidly hung, the communication device can rapidly cover the communication device, and in the clamping process through the blocking frame, the unmanned aerial vehicle can be located in the center of the communication device through limiting of the push plate so that the unmanned aerial vehicle can be kept stable.

The present invention discloses a method, device and equipment for compensating the coverage area of ​​a failed cell. The method comprises: when a first cell is detected to be failed, obtaining data required for compensating the coverage area after the failure of the first cell; obtaining at least one second cell for compensating the coverage area of ​​the first cell according to the data; adjusting the parameters of the at least one second cell to obtain the adjusted antenna weight of the at least one second cell; and compensating the failed coverage range of the first cell according to the coverage range under the adjusted antenna weight of the at least one second cell. In the above manner, the present invention realizes fine and rapid coverage of the cell coverage area of ​​the failed site.

The invention discloses an intelligent seeding machine, which comprises a rack main body, the rack main body comprises walking wheels for operation, the rack main body is provided with a placing rack, the placing rack is provided with a soil shoveling unit, and the soil shoveling unit comprises a flywheel and a plurality of soil shoveling pieces; the flywheel is rotationally connected to the placement frame, the soil shoveling pieces are circumferentially distributed on the flywheel, each soil shoveling piece comprises a connecting rod, an adjusting rod and a shovel, the adjusting rod sleeves the outer side of the connecting rod, the shovel is fixedly arranged on the adjusting rod and comprises a shovel body, a guide plate is arranged at the tail end of the shovel body, and a through hole for transportation is formed in the guide plate; the soil shoveling unit is provided with a flywheel and a soil shoveling part, so that the soil shoveling action can be automatically completed in the walking process, redundant soil can be rapidly collected into a storage box in cooperation with a control rod, a check block and other parts in a starting box, and meanwhile, the fertilizer can be accurately applied to the storage box according to a set proportion in cooperation with the fertilizer applying unit; and mixing uniformly.

This invention relates to the field of mine ecological restoration technology, and discloses a method and system for mine ecological restoration. The restoration method includes selecting an area with residual heat from underground coal fires on a mine slope where residual coal has spontaneously combusted as a restoration zone; reinforcing and stabilizing the slope of the restoration zone; laying a sludge substrate with a moisture content of 60%-80% on the stabilized slope surface, and using the residual heat from the underground coal fires for in-situ biological drying until the volume reduction reaches a preset threshold of 40%-60%; subsequently, covering the dried sludge substrate with a soil substrate layer and a soil microbial substrate layer to construct a composite growth matrix; and finally, maintaining vegetation on the slope. This invention cleverly combines the residual heat from abandoned mines with urban sludge treatment, achieving the harmlessness, reduction, and resource utilization of sludge, while simultaneously solving the problems of excessively high soil temperatures and difficulty in plant survival in mining areas, achieving the goal of ecological restoration through waste treatment and synergistic efficiency.

This utility model relates to the technical field of hydrogen peroxide disinfection machines, specifically a flash hydrogen peroxide disinfection machine, including a shell. A handle is fixedly connected to one side of the top of the shell, a control panel is fixedly connected to one side of the shell, and a monitoring component is provided on one side of the shell. In this utility model, by setting up a flash evaporation component, the infusion tube, under the action of a liquid metering pump, delivers disinfectant to a heating tank. The heating tube installed inside the shell operates, rapidly heating the disinfectant in the heating tank until it becomes gaseous. An air pump operates, and an exhaust pipe connected to one side of the air pump delivers the gaseous disinfectant to an exhaust pipe. The exhaust pipe delivers the disinfectant to an atomizing reaction component for further atomization. The nozzle discharges the atomized disinfectant. Because the gaseous disinfectant has a small volume and high volatility, it can quickly diffuse in the environment, improving disinfection efficiency.

This utility model discloses a parasite control device for ostrich farming, belonging to the field of ostrich farming technology. The device includes a drone body and a parasite control mechanism. The parasite control mechanism includes a clamping mechanism installed at the bottom of the drone body. The clamping mechanism includes a base plate, and a shell is provided on the top of the base plate. Limiting claws are driven on both sides of the shell, and a drug spraying component is clamped between the two limiting claws. The drug spraying component includes a spray box, and a nozzle is connected to the bottom of the spray box. The nozzle is positioned corresponding to the ostrich. The drone body drives the drug spraying component to perform aerial operations, which can quickly cover a large farming area, significantly improving parasite control efficiency and saving labor costs. Compared with traditional manual spraying, the operating efficiency can be increased by 3-5 times.

A warehouse management system and a method of using such a system are disclosed. A data collection device including a lidar and a visual image capture device is attached to a vehicle, such as a forklift. A data collection device collects lidar and visual image data while moving around a warehouse having storage locations therein, such as shelves. Lidar and visual image data are processed, producing processed data in the form of a digital twin representing a storage area and accessible using a computer device to provide information about storage locations as well as information about products stored on the shelf. In particular, the information includes product information, a visual image, a volume percentage of the stored location fill, and a percentage of product presence compared to a previous amount.

The invention discloses a tower grounding resistance data acquisition device and an anti-lightning analysis method, and relates to the technical field of tower grounding resistance measurement. The device for carrying out tower grounding resistance data acquisition by using the unmanned aerial vehicle comprises a grounding resistance sensor which is positioned below a tower and is connected with a ground line body, a mainframe box which is in wired connection with the grounding resistance sensor, and a data receiving device which is in data transmission connection with the mainframe box and is mounted on the unmanned aerial vehicle, the ground resistance sensor collects the ground resistance of the ground line body and transmits the ground resistance data to the mainframe box. When the unmanned aerial vehicle carries out polling between towers, the host box transmits grounding resistance data to the data receiving device through the communication module in the host box, so that a background manager obtains the grounding resistance data of each tower through the data receiving device, the working efficiency of grounding resistance detection is improved, and the large-scale detection requirement is met.