62results about How to "Quick snap" patented technology

The invention relates to the technical field of enterprise cloud management, and discloses an ERP enterprise cloud management system, which comprises a system main body deployed based on a cloud computing architecture, the system main body is integrated with a financial management module, an inventory control module, a purchase management module, a sales management module, a production plan module, a human resource management module and a customer relationship management module, and data interaction interfaces and cooperative work mechanisms are arranged among the modules; data are stored by the cloud storage unit, and a data processing task is executed by the cloud operation unit. The ERP enterprise cloud management system breaks data barriers among departments of an enterprise, integrates core modules of financial management, inventory control, purchase management, sales management, production planning, human resource management, customer relationship management and the like, ensures the accuracy and consistency of data, and realizes the cloud management of the enterprise through a data sharing function. All the modules can obtain needed data and information in real time, and seamless transmission and cooperative work of the information are achieved.

The invention provides a data retrieval system and method based on a large language model and a readable storage medium. The system comprises a data analysis module, a multi-mode integration module, a semantic retrieval module and a post-processing module which are arranged in sequence. The data analysis module analyzes the original engineering data to generate structured data; the multi-modal integration module maps the structured data to the same semantic vector space to construct a vector database, and establishes a cross-modal association index to construct a multi-modal engineering knowledge graph; the semantic retrieval module is based on a large language model and a retrieval enhancement technology, responds to a natural language query of a user, retrieves related information from a vector database and a multi-modal engineering knowledge graph and generates answers; the post-processing module performs abstract generation on the natural language answers based on a large language model and generates associated recommendation content. According to the method, the query accuracy, the retrieval efficiency and the user query interaction experience can be remarkably improved; and the scheme reuse rate can be improved based on the recommended content.

The invention relates to the technical field of ship automatic control and information safety, solves the technical problem that a traditional method cannot effectively monitor in real time and quickly give an early warning to prevent various accidents when an inland ship is in a complex and changeable operating environment, and particularly relates to an abnormal state detection method and system for a shore-based driving and controlling inland ship group. The method comprises four parts: identity authentication, node anomaly detection, dynamic trust evaluation and node adaptive control. According to the method, only reliable entities can participate in communication through a strict verification process and continuous trust evaluation, so that communication safety is enhanced, comprehensive and real-time monitoring of inland ship groups is realized, abnormal conditions such as physical faults or network attacks can be found in time, potential risks can be warned in advance, and the inland ship groups can be monitored in real time. Therefore, the safety and the reliability of the whole navigation are improved.

The invention provides a personalized recommendation method and system for hot events, and relates to the technical field of big data analysis, and the method comprises the steps: collecting multi-source real-time data; preprocessing the multi-source real-time data to obtain multi-source real-time preprocessed data; performing weighted fusion on the multi-source real-time preprocessing data to obtain a weighted fusion score; generating a hotspot event based on the weighted fusion score; and retrieving the hot events to generate personalized recommendation contents meeting user requirements. According to the invention, real-time and intelligent generation of the hotspot event is effectively realized, personalized hotspot event recommendation is provided for the user, and the user experience is improved.

The invention discloses a test device for simulating migration and transformation of pollutants in underground water. The test device comprises a sand box, a water supply system and a drainage system, the sandbox is internally divided into a water inlet well, a water outlet well and a sand tank; the water inlet well adjusts water head height and is connected with the water supply system; the water supply system, the water inlet well and a passage therebetween are sealed; the sand tank simulates an aquifer soil body and is filled with a soil sample or quartz sand; the water outlet well is connected with a drainage system; the water inlet well and the water outlet well are separated from the sand tank through partition plates, a plurality of through holes are formed in the partition plates, and filter cloth is arranged on the surfaces of the partition plates facing the sand tank. A plurality of pore water sampling holes are formed in the front upper part of the sand tank; a plurality of underground water sampling holes are formed in the front lower part of the sand tank; a plurality of pressure measuring holes connected with a pressure measuring pipe or inserted into a soil moisture tensiometer are formed behind the sand tank; water of the water supply system enters the water inlet well and then permeates into the sand tank filler, water in the filler permeates into the water outlet well, and water of the water outlet well is discharged from the drainage system. Compared with a field test, the material and time cost is reduced.

The application provides a kind of operation and maintenance scene visualization report generation method and system based on natural language question and answer, belongs to intelligent operation and maintenance technical field, method includes: receiving the natural language query input by user;Through the pre-training of large language model and the preset operation and maintenance terminology dictionary, the natural language query is parsed and entity is extracted, and the entity-field association table containing demand type is generated;According to demand type and semantic feature, the query type is judged to be data query or visual query;Based on the judgment result, generate structured query language sentence or visual instruction;Query is executed to the interface business database to obtain raw data;Raw data is processed and analyzed to obtain analysis result data;Call data feature adaptation algorithm to match chart type, generate and output visual report.The application realizes the full-link automation from natural language input to visual report output, reduces the operation and maintenance data interaction threshold, improves the operation and maintenance data processing efficiency and accuracy.

This utility model relates to the field of manifold technology and discloses a gas manifold with gas leak detection function. The novel solution includes a gas manifold, with a mounting cover fitted around the gas delivery pipe. An externally threaded connecting ring is integrally formed at the bottom of the mounting cover, and a sealing sleeve is screwed onto the outside of the externally threaded connecting ring. A magnetic ring is embedded at the bottom of the sealing sleeve. This utility model, by setting the mounting cover and sealing sleeve at the connection between the gas delivery pipe joint of the gas manifold and the mouth of the gas storage cylinder, completely covers the joint where it meets the mouth of the gas storage cylinder, forming a closed detection space. This confines the leaked gas to a small area. Combined with a concentration detection sensor on the mounting cover, it enables rapid detection and source location of leaks. Simultaneously, an independent audible and visual alarm is installed on the outside of the mounting cover to ensure that operators are alerted immediately to pinpoint the fault when a leak occurs.

The invention relates to a signal control circuit based on a transverse tandem photoelectric detection unit structure and a control method, and belongs to the field of photoelectric detection and control. The circuit comprises a transverse tandem detection unit structure and a post-stage signal processing circuit, wherein the post-stage signal processing circuit comprises a plurality of resistor units, a bipolar transistor and an MOS (Metal Oxide Semiconductor) tube; according to the method, an optical signal is converted into an electric signal through a transverse tandem type detection unit structure, and charge release and voltage signal output processing are carried out through a post-stage signal processing circuit. When light enters the transverse tandem type detection unit structure, the output tube is switched on; when no photo-generated current exists, the output tube is switched off; and the output tube can output a voltage control signal meeting the amplitude requirement when being switched on or switched off so as to control the working state of a rear-end circuit. By combining the photoelectric detection unit and the signal processing circuit, monolithic integration and process fusion of the silicon-on-insulator process are realized, the parasitic effect between elements can be effectively reduced, and the interconnection scheme of discrete devices is upgraded.

This invention belongs to the field of SERS detection technology, specifically relating to an Ag-Cu 0.5 Zn 0.5 Application of Fe2O4 composite SERS substrate in the detection of methylene blue in wastewater. First, Cu was prepared using a calcination method. 0.5 Zn 0.5 Fe2O4 nanomaterials, and then Ag NPs are grown on Cu 0.5 Zn 0.5 Ag-Cu was prepared on Fe2O4 support surface. 0.5 Zn 0.5 Fe2O4 composite SERS substrate was loaded onto a glass slide. This substrate integrates the LSPR effect of Ag NPs and Cu. 0.5 Zn 0.5 The cation rearrangement and lattice distortion effects introduced by Fe2O4 optimize the separation and migration behavior of photogenerated charges. The abundant defect states and tunable electronic structure brought about by Cu / Zn synergistic regulation are conducive to constructing efficient interfacial charge transfer channels, thereby enhancing the Raman signal and enabling the detection of trace amounts of methylene blue in wastewater.

The application relates to the technical field of relay protection, and discloses a method for segmentally displaying relay control circuit faults, which comprises the following steps: taking the fault propagation logic in a relay control circuit knowledge base as a framework, taking a fault entity as a node, and taking a propagation relationship as an edge to construct a fault knowledge graph; based on abnormal features in the relay control circuit, bidirectional graph reasoning is performed on the fault knowledge graph to obtain potential subsequent symptoms and potential root causes; the potential subsequent symptoms and the potential root causes are subjected to causal path synthesis to obtain a complete causal chain; based on the complete causal chain, link priority of the relay control circuit is evaluated to obtain a main causal chain; based on the main causal chain, the relay control circuit is subjected to logical paragraph division to obtain a segmented logical structure; the segmented logical structure is subjected to visual interactive design to obtain segmented display data and triggerable detailed diagnostic information; and the application can improve the fault troubleshooting efficiency.

The invention discloses valve assembly detection equipment, and relates to the technical field of valve detection. The device comprises a detection box, a box cover is fixed to the top of the detection box, a helium storage tank is fixed to the upper surface of the box cover, a gas conveying pipe is fixed to one side of the helium storage tank, and a sucking pump is fixed to one end of the gas conveying pipe; an air pressure detector is fixed on one side of the sucking pump through a connecting pipe; an air inlet pipe is fixed at one end of the air pressure detector; a support is fixed in the detection box, a first motor is fixed at one end of the support, and a threaded rod is fixed on an output shaft of the first motor; a first bearing is fixed to the bottom of the inner wall of the detection box, and a connecting rod is fixed to the inner ring of the first bearing. Through cooperative movement of the threaded rod and the driven rod, the placement shell drives the helium detector in the placement shell to reciprocate up and down in the detection box, if the surface of the detected valve body has cracks or is poor in airtightness, helium in the valve body overflows, the helium detector gives out a prompt, and a worker can judge that the valve body has flaws.

The aspirator for the single-hole thoracoscopic surgery comprises an aspiration head and a catheter, the aspiration head comprises a first aspiration portion and a second aspiration portion which are sequentially communicated in the aspiration direction, the inner diameter of the first aspiration portion is gradually increased in the aspiration direction, and the first aspiration portion is formed by jointly enclosing a closed face and a hole opening face. Three suction holes are formed in the perforated surface, and are arranged at intervals in the circumferential direction of the perforated surface; the inner diameter of the second suction part is gradually reduced in the suction direction, and the second suction part is communicated with the negative pressure device through a catheter. According to the utility model, the layout of the suction head is optimized, the first suction part is enclosed by the closed surface and the perforated surface, and the perforated surface is provided with the suction holes which are simple in number and reasonable in layout, so that an enough suction area is ensured, unnecessary air leakage channels are reduced, and the air leakage risk is reduced.

The invention discloses a wallboard mounting structure for decoration engineering, which is characterized in that a sliding groove is formed in a keel and a slidable sliding block is configured, so that a fastener connected with the sliding block can perform stepless sliding and accurate positioning along the length direction of the keel, and the continuous adjustment of a wallboard mounting point position in the horizontal direction is realized; and repeated drilling operation caused by measurement errors in a traditional mode is thoroughly avoided. The clamping part is matched with the outer edge of the keel through the clamping part to achieve rapid buckling and stable locking, and reliable constraint in the vertical direction and the horizontal direction is formed by combining bolt connection of the sliding block screw hole and the through groove of the clamping part. More importantly, on the basis of a modular matching part designed on the basis of a unified basic part, special buckles suitable for various complex scenes such as common closing-up, internal and external corner treatment and ceiling installation can be derived, and wide compatibility of a single set of installation system to various plates and joints of a whole house is achieved.

The invention discloses a quick release type natural gas detection early warning device with a protection structure, which comprises a mounting seat and a fixed seat, the top end of the mounting seat is connected with the fixed seat, the two sides of the fixed seat are respectively connected with a right fixed arm and a left fixed arm which are used for clamping a natural gas pipe, and the top end of the mounting seat is movably connected with a protection shell. According to the quick release type natural gas detection early warning device with the protection structure, a driving motor is used for driving a power shaft to rotate, a power transmission assembly is matched to enable a power gear and a rotating shaft to synchronously rotate, then the rotating shaft is turned over towards the inner side, and in the process, the rotating shaft drives the power gear to rotate; and under the mutual meshing action of a power gear, a power transmission gear, an auxiliary gear and a subordinate gear, the overturning shaft can synchronously rotate, and then the overturning shaft is overturned towards the inner side till the two sets of fixing clamping blocks surround the natural gas pipeline.

This utility model discloses an elevator call device based on Time-of-Flight (ToF) technology, belonging to the field of elevator control equipment technology. It includes a housing with a sensor window extending through its front end and a projection window extending through its front end near the upper edge. This utility model, through the cooperation of a projection display module and a ToF sensor module, fundamentally eliminates direct contact between the user and the device surface using non-contact ToF technology. Compared to traditional contact-based elevator call devices, it effectively reduces the transmission routes of bacteria and viruses, significantly lowering the risk of cross-infection between patients. In places with high population mobility, it provides users with a safer and healthier elevator environment, meeting the growing demand for public health and safety.

The application relates to the technical field of data analysis and intelligent marketing, and particularly discloses a market trend prediction and precision marketing system based on deep learning. The system comprises a data interface module, an interlocking collaborative analysis engine and a strategy generation module. The interlocking collaborative analysis engine sequentially performs market trend prediction and user behavior analysis, and through a two-way coupling feedback step, converts the market prediction result into an adjustment signal for a user interest model, and feeds the emerging pattern identified in the user behavior to the market prediction model as a correction input; and then updates the two models based on the coupled new data, to realize collaborative evolution. The strategy generation module generates marketing instructions under resource constraints according to the collaborative analysis result. The application realizes the deep integration and co-evolution of market trends and user preferences by forcibly establishing and continuously optimizing a two-way interaction channel between macro prediction and micro analysis, so that the foresight, precision and self-adaptive ability of the marketing strategy are improved.

The utility model discloses an AI magnifier, which comprises a shell, a lens and a control circuit board, and the control circuit board is provided with an AI processing chip and an identification processing chip. The shell is further provided with a camera assembly, a loudspeaker assembly and a lamplight assembly. And the shell is provided with a detachable connecting structure. According to the utility model, the detachable connection structure is arranged, so that the first shell and the second shell can be quickly buckled and disassembled, the maintenance or replacement of internal elements can be completed without tools, the maintainability of the equipment is obviously improved, and the use cost and the maintenance time are reduced. By arranging the AI processing chip and the recognition processing chip, image recognition, voice interaction and intelligent answering are supported, a user can input a voice instruction through the receiving module, and integrated intelligent operation of observation, recognition and answering is achieved in combination with image information collected by the camera.

The utility model provides a kind of pressure sensor for automobile. Including trachea and pressure sensor body, the connecting seat is connected on the trachea, the threaded barrel is threadedly connected in the connecting seat, the ring plate is installed on the threaded barrel, the guide rod is installed on the ring plate, the sliding block is slidably installed on the guide rod. In the utility model, by adopting the cooperation structure of limiting groove and limiting clamping block, combined with the design of spring-driven stop plate, the quick clamping and separation of pressure sensor body and threaded barrel is realized, replacing traditional threaded screwing connection, greatly improving the disassembly and assembly efficiency, while reducing mechanical wear during disassembly and assembly process, avoiding the problem of thread slipping that is easy to occur after traditional threaded connection is disassembled multiple times, prolonging the service life of components, sealing is realized through the sealing ring above the threaded barrel, replacing the sealing method of raw material belt winding, which simplifies the installation steps and improves the sealing reliability, ensuring the stability of pressure monitoring.

This invention relates to the field of metrology calibration, and more particularly to an adaptive calibration method, apparatus, device, and storage medium for a metrology box. The method includes the following steps: powering on the metrology box normally, performing self-operating noise detection, and constructing a self-operating noise feature set; performing initial calibration and real-time metrological detection on the metrology box based on the self-operating noise feature set, outputting multiple metrological data sequences; performing sequence-by-sequence feature analysis and differential calculation of adjacent time periods based on the multiple metrological data sequences to obtain a feature difference value sequence; synchronously acquiring environmental monitoring parameters of the metrology box; tracing environmental interference sources based on the environmental monitoring parameters and marking interference sources; performing offset calibration based on the interference sources to obtain offset calibration reference parameters; and performing real-time operating condition metrological detection based on the offset calibration reference parameters. This invention achieves accurate and efficient metrology box detection and calibration.

The utility model discloses a movable casting dust removal device, which belongs to the technical field of casting dust removal, and comprises a dust removal cover and a dust removal assembly which are arranged on a casting platform, one end of the dust removal assembly is communicated with the top of the dust removal cover, and the other end of the dust removal assembly is slidably connected to a dust collection pipeline. The side, away from the dust collection pipeline, of the dust removal cover can abut against the pouring platform in a relatively moving mode through a moving assembly, and the side, close to the dust collection pipeline, of the dust removal cover is close to the upper portion of the pouring platform. The dust removal assembly is connected with the dust removal cover and the dust collection pipeline, and the dust removal assembly can generate negative pressure in the dust removal cover to absorb and capture smoke dust generated by product pouring; the two ends of the dust removal cover are in sliding lap joint with the pouring platform and the dust collection pipeline correspondingly, the moving effect of the dust removal cover can be achieved, the structural design of the dust removal cover is simplified to a certain degree, the arrangement mode is simple, sucked smoke can be guided into the dust collection pipeline in time, and smoke overflow is prevented.

The universal modular mounting interface comprises an underwater butt joint seat, and a robot butt joint head is inserted into a cavity in the right end of the underwater butt joint seat; the underwater butt joint seat comprises a butt joint seat electrifying unit and an automatic reset water retaining unit, and the automatic reset water retaining unit used for preventing a water source from entering is arranged in an inner cavity of the right end of the butt joint seat electrifying unit. The locking mechanism is driven by the air cylinder, the track caulking groove is precisely matched with the main driving insertion rod, rapid and firm clamping with the butt joint seat locking groove can be achieved, and the locking mechanism bears the impact of underwater strong water flow and is not prone to loosening. Meanwhile, a power connection link adopts a time-delay plugging design driven by an electric push rod, and a power connection plug is driven to be in butt joint with the underwater connector only after the cavity is dry and locked, so that electrical sparks and equipment damage possibly caused by electrifying in a state that the cavity is not in place or has water are avoided. The whole action logic is clear, the control precision is high, and the automation and safety of the docking process are guaranteed.

The application discloses a multiphase flow interaction simulation method based on MPM and a phase field model, and comprises the following steps: step S1, storing mass parameters, phase field parameters and momentum parameters of Lagrange particles in an Euler grid; step S2, updating the phase field of the Euler grid according to the chemical potential to control the energy of the whole system; step S3, updating the momentum of the Euler grid according to gravity, elastic force and the surface tension of the updated equivalent phase field form; step S4, after the grid momentum is updated, processing the boundary on the Euler grid by using a slip boundary condition; step S5, after the phase field and the momentum are updated, converting the momentum parameters and the phase field parameters from the Euler grid variables to Lagrange variables; and step S6, updating the state of the Lagrange particles: updating the position and mass state of the Lagrange particles according to the information returned to the Lagrange particles.

The invention relates to the technical field of solution preparation and volume determination, in particular to a solution volume determination and transfer manipulator for chemical analysis, comprising a mechanical arm, a volumetric flask being placed below the mechanical arm, and an efficient volume determination mechanism being installed at the end of the mechanical arm. The invention adopts a plurality of drippers, and compared with the dripper of a single rubber-tipped dropper in the prior art, the volume of a single water droplet is reduced, the potential energy thereof is reduced, the water splash aroused by subsequent falling becomes smaller, and the time for the liquid surface to return to calm is further shortened. Moreover, the aroused water splash becomes smaller, so that the dripper can be closer to the liquid surface of the volumetric flask, further shortening the time for the liquid surface to return to calm. Furthermore, in the prior art, water ripples generated by the collision of a single water droplet with the liquid surface of the volumetric flask can only contact with the inner side wall of the volumetric flask to consume kinetic energy, while in the invention, a plurality of water ripples spread on the liquid surface of the volumetric flask, the ripples contact and consume each other, again shortening the time for the liquid surface to return to calm, and improving the volume determination efficiency.

The invention relates to the technical field of machining, and discloses a clamping jaw disc which comprises a base, a clamping jaw, a clamping jaw and a clamping jaw. The rotating drum rotates at the top of the rotating drum and is used for being matched with the clamped object to continue to rotate; the first connecting frame is fixed to the outer wall of the rotary drum and used for providing a movable platform; the threaded block is arranged at the top of the first connecting frame and used for driving the clamping jaw part structure to move; the driving mechanism is arranged at the top of the rotary drum and used for driving the cabinet threaded block to continue to move; and the fine adjustment mechanism is arranged at the top of the threaded block and used for flexibly adjusting the clamping distance according to the inner diameter of the object. The 360-degree rotation of a workpiece is achieved through the rotating mechanism, meanwhile, the gear ring and the gear are linked to drive the fan blades to rotate, wind power is generated to clean dust and chippings in a machining area, equipment and the workpiece are kept clean, the cleanliness of the working environment is improved, the service life of the equipment is prolonged, and efficiency and practicability are remarkably improved.

The utility model discloses a locking type electric box window of an electric meter box, which comprises a shell, a guide rail is arranged on the shell, a lifting door plate is connected onto the guide rail in a sliding manner, the lifting door plate comprises an inner door plate and an outer door plate, and a reserved gap is arranged between the inner door plate and the outer door plate. The inner door plate and the outer door plate are arranged on the two sides of the shell respectively, the reserved gap is aligned with the shell, opposite elastic pieces are arranged on the inner door plate and the outer door plate, a clamping gap is reserved between the elastic pieces, and the size of the clamping gap is smaller than the thickness of the shell. According to the electric meter box locking type electric box window provided by the utility model, when the lifting door plate is opened, the lifting door plate can be automatically fixed and limited, so that the situation that additional support is needed is avoided, and the data recording efficiency is improved.

The present invention belongs to the field of canine heart injury detection, and specifically relates to a kit for detecting canine heart injury and its application. The kit includes a probe, a conjugate or a kit that can realize cyclic amplification and quickly capture target miRNA under the assistance of DSN. The probe, conjugate and kit provided by the present invention can detect canine serum samples, and judge the canine heart injury according to the serum test results, and the accuracy is higher than that of conventional methods.

The invention provides a smart home control system based on safety protection, belongs to the field of smart home, and solves the problem that an existing protection smart home cannot quickly and effectively perform earthquake poison gas safety protection. Comprising a protection frame, a protection monitoring subsystem, an alarm subsystem, a protection subsystem, a ventilation subsystem, a positioning subsystem, a lighting subsystem and a temperature control bed subsystem, and a storage battery, a main control electric box, a heat sealing machine, a heat sealing bag, a pedal generator, a liquid filter, a gas mask, an oxygen bottle, a garbage can, a hammer, an electric drill and a fire extinguisher are arranged in a storage box; ventilators are arranged in the ventilation boxes, a turnover bed box is rotationally arranged on the protection frame, a turnover mechanism is arranged on the anti-collision bed box, mattresses are arranged in the anti-collision bed box and the turnover bed box, the main control electric box is wirelessly connected with a rear-end holder and terminal equipment through a satellite communication module, and the rear-end holder is wirelessly connected with a local seismic bureau and a local rescue center. The earthquake poison gas safety protection device can effectively carry out earthquake poison gas safety protection.

The invention relates to an attached photoelectric health monitoring device and method based on a photoelectric detector, and the device comprises an ultrathin flexible substrate which is made of Parylene-C; the S-shaped interconnection electrode is formed on the ultrathin flexible substrate; the perovskite photoelectric detection layer with the two-dimensional Ruddlesden-Popper structure is regionally deposited on the snakelike interconnected electrode, and the general formula of the perovskite photoelectric detection layer is (PEA) 2 (MA) < n > < 1 > Pb < n > I < 3 > < n > < 1 >; the LED light source is arranged on the ultrathin flexible substrate, and the LED light source and the two-dimensional Ruddlesden-Popper structure perovskite photoelectric detection layer are located on the same plane to form a reflective detection mode; and the packaging layer covers the two-dimensional Ruddlesden-Popper structure perovskite photoelectric detection layer and the LED light source, the material of the packaging layer is Parylene-C, and the packaging layer and the ultrathin flexible substrate jointly form a symmetrical double-layer packaging structure. Compared with the prior art, the invention has the advantages of high fitness and comfort, high sensitivity, quick response, high environmental stability and mechanical durability, low power consumption, high signal-to-noise ratio, high signal quality and detection precision and the like.

The utility model relates to machining clamp equipment field discloses a kind of high-efficiency machining clamps, including two push rod housings and clamp base, two the push rod housing outside front portion is uniformly fixed with housing handle, two the push rod housing inside is uniformly provided with push rod groove, two the push rod housing between movably provided with push rod, the upper end and lower end of the push rod are uniformly fixed with clamping block, the push rod front end is fixed with push rod handle, two the push rod housing front end is close to two clamping block and is uniformly provided with arc clamping groove. In the utility model, by the design of push rod fast push and open push rod housing, cooperate with the quick locking and unlocking structure of clamping block and arc clamping groove, the clamping of workpiece and the release of clamping state can be quickly completed, after push rod clamping and fixing, the open state of push rod housing can be maintained, so that sliding clamping base and fixed clamping base stably clamp workpiece, rubber non-slip pad can increase the friction force with push rod clamping groove, effectively prevent loosening.

The invention discloses an autonomous cooperation method and system for a low-altitude emergency federated learning client, and aims to solve the problem of training efficiency and resource optimization of an unmanned aerial vehicle group in a complex environment. The method comprises the following steps: firstly, carrying out offline reinforcement learning on a pre-training strategy network through a simulation environment, and implementing a forced participation mechanism at the initial stage of deployment to accumulate real experience; secondly, each unmanned aerial vehicle encodes a local state into a message vector, exchanges and fuses with a neighbor to form a cooperative intention vector, and autonomously determines an action probability of participating in federated learning; then, in a training stage, the selected client executes local training and uploads update through differential gradient compression, and the server performs weighted aggregation according to gradient difference and a precision improvement value. And finally, performing strategy updating of centralized training and distributed execution by using the QMIX hybrid network according to the multi-target reward function, and realizing closed-loop collaborative optimization.