72results about How to "Efficient handling" patented technology

The invention relates to the technical field of data processing and state monitoring, and discloses an intelligent ring main unit fault real-time diagnosis method and system, and the method comprises the steps: constructing a fault feature over-complete dictionary; collecting and preprocessing high-frequency operation data streams of the ring main unit in real time; carrying out online sparse decomposition and manifold mapping based on the dictionary, and converting a high-dimensional signal into a low-dimensional sparse coefficient and manifold features; and a lightweight classification model is used for rapid reasoning, and fault early warning and data uploading are triggered when abnormity is detected. The system comprises a data acquisition module, a preprocessing unit, an edge computing engine, an intelligent diagnosis module and a communication gateway. According to the method, depth dimension reduction and feature enhancement are realized through a manifold sparse coding technology, the bandwidth pressure and the calculation overhead are reduced on the premise of ensuring the fault feature integrity, and the real-time performance and the accuracy of diagnosis are improved.

The application discloses a kind of dynamic partitioning method and system based on data skew model, it is related to big data technology field, including collecting data and pre-processing data, establish data skew evaluation model to predict pre-processed data, according to data characteristics, the data skew degree in job processing process is predicted, determines partition optimization strategy, designs evaluation experiment to compare dynamic partitioning with static partitioning, and repeatedly optimizes dynamic partitioning.This application proposes dynamic partitioning algorithm based on data skew model, which can select suitable partitioning strategy according to the skew degree of the data being processed, use the algorithm of three optimization methods based on Spark dynamic partitioning to process data performance comparison experiment, design and verify the universality and efficiency of the above dynamic partitioning scheme, can make the load balancing of the whole computing cluster, make full use of the computing resources of cluster, more efficiently complete data processing and calculation.

The application discloses a kind of zero visual seam's liquid crystal display unit, it is related to display technical field.The display unit includes backlight module, liquid crystal panel assembly and optical compensation composite cover plate.Wherein, the edge of backlight module is equipped with the chamfer support surface that is inwards shrinkage, the non-display area of liquid crystal panel assembly is bent or adhered along the chamfer support surface, so that the physical height of non-display area is lower than the plane where effective display area is located.Optical compensation composite cover plate is adhered to the surface of liquid crystal panel assembly and extends to cover above non-display area, and the cover plate sequentially includes light remodeling layer, waveguide light uniform layer and wide-angle scattering layer from bottom to top.The application is cooperated by mechanical structure and micro-nano optics, realizes the visual screening of physical seam under the premise of not increasing electronic control complexity, solves the problems of large assembly thickness, black seam ghost and edge image distortion in traditional seam elimination scheme.

This invention discloses a stream-based real-time log analysis and alerting method, apparatus, and related equipment. The method includes: collecting log data generated by different security devices; adding a flag field to each collected log data; formatting the log data according to the flag field; normalizing the formatted log data using a streaming processing framework; caching the normalized log data according to a preset matching scheme; determining whether the number of cached logs of the same statistical dimension reaches a preset threshold; if so, determining whether the generation time of all log data reaching the preset threshold exceeds a preset observation time range; and generating an alert if so. This method can solve the problem of log consumption capacity being less than log generation speed, significantly improving the analysis efficiency of attack log data and achieving more efficient log processing and alerting.

The invention relates to the technical field of integrated circuit design, in particular to a current bias circuit for high-precision current calibration and a control method, and the circuit comprises a band-gap reference circuit, a current calibration circuit, a current detection circuit and a first bias unit; the band-gap reference circuit is used for outputting reference current; the bias unit receives the reference current and outputs a bias voltage to the current calibration circuit; the current calibration circuit is used for calibrating an input current through the Trim circuit and outputting a calibrated current; and the current detection circuit receives the calibrated current and outputs an indication signal. According to the invention, the current calibration circuit is introduced, so that accurate voltage value and current value output can be realized no matter how a process corner changes.

The application discloses a kind of nano silver slow-release particles, preparation method and self-cleaning mask atomizer, the nano silver slow-release particles are made of 0.1% to 5% silver powder, 20% to 50% sodium hexametaphosphate, 30% to 50% calcium acetate, 1% to 10% zinc oxide and 10% to 20% polyacrylic acid sodium composition.The nano silver slow-release particles of the application can release silver ions in the nano material in water body, with the advantages of drinking safety, persistent antibacterial and the like.The nano silver slow-release particles are fixed in the mask atomizer, the nano silver slow-release particles can release ppb level concentration of silver ions in water body or liquid, and the silver ion-containing bacteriostatic water body can efficiently clean and bacteriostatic treatment of atomizing cup, mask, atomizing device and connecting piece, and can also be drunk or inhaled by people along with the atomization process.Meanwhile, the bacteriostatic water body does not cause damage to the atomization function of the atomizing device, and the silver ions remaining on the surface after washing the mask atomizer with clean water can also keep the atomizing equipment clean for a long time, and the practicability is better.

The utility model discloses an environment-friendly public toilet with a rainwater collecting, recycling and flushing device, which belongs to the field of environment-friendly public toiles.The environment-friendly public toilet comprises a public toilet body, a storage box is fixedly connected to one side of the movable environment-friendly public toilet body, a collecting hopper is fixedly connected to the upper portion of one side of the movable environment-friendly public toilet body, and the collecting hopper is communicated with the storage box through a conveying pipe. The storage box is fixedly connected with the movable environment-friendly public toilet body through an output pipe, a filter frame is arranged in an inner cavity of the storage box, butt joint blocks are fixedly connected to the two sides of the filter frame, and clamping blocks are fixedly connected to one sides of the butt joint blocks; through cooperative use of the devices, the maintenance convenience is improved, the cleanliness and the service life of the filter frame are effectively guaranteed, and a solid foundation is laid for long-term and stable operation of the public toilet.

This utility model relates to the field of octadecanamide processing technology, and discloses a distillation and purification device for octadecanamide processing, including a distillation kettle. A support ring is fixedly connected to the surface of the distillation kettle, and a support rod is fixedly connected to the bottom of the support ring. A rotating screw is rotatably connected to the surface of the distillation kettle. This utility model, by setting the surface of the rotating screw to contact the inner surface of the sealing cover, and the bottom of the limiting rod to contact the top surface of the sealing cover, ensures the sealing cover is firmly installed while also improving sealing performance. The rotating screw can be rotated to adjust its contact tightness with the sealing cover, and the limiting rod provides auxiliary support and positioning. Together, they effectively prevent steam leakage from the sealing cover within the distillation kettle, ensuring the distillation process takes place in a relatively closed environment, thereby improving the quality and efficiency of distillation and purification.

This invention discloses a machine learning-based method, identification method, and apparatus for detecting and identifying UAV telemetry and control link signals, relating to the field of signal detection, and aimed at improving applicability to complex electromagnetic backgrounds such as non-Gaussian noise environments. The invention includes: acquiring radio frequency (RF) signals; preprocessing the RF signals using wavelet transform; extracting and fusing the dimensional transformation state statistical features and signal envelope features of the preprocessed RF signals to obtain fused features, and performing UAV presence identification based on the dimensional transformation state statistical features; calculating the classification results of the fused features using a basis vector learning model and a spatial metric search model, respectively; and performing weighted fusion of the calculated classification results, using the category corresponding to the maximum fused classification probability as the identification result. This invention improves the accuracy of UAV telemetry and control link signal detection in complex non-Gaussian channel environments, exhibits better universality in non-Gaussian noise environments, and demonstrates strong robustness.

The utility model discloses a lint processing drying shaping auxiliary device, which relates to the lint processing field and comprises a machine body, an adjusting assembly and a drying assembly, and driving motors are arranged outside two sides of the machine body. According to the drying and shaping auxiliary device for flannelette processing, the limiting assembly, the adjusting assembly, the drying assembly and the cooling assembly are arranged, so that flannelette cloth is limited to a certain extent in the using process of the drying and shaping auxiliary device during flannelette processing, and the situation that the flannelette cloth is loosened during conveying is avoided; the condition that the lint cloth is wrinkled during follow-up conveying is avoided, it is guaranteed that follow-up drying and cooling treatment is efficiently carried out, meanwhile, the lint cloth is dried, air circulation is achieved through the structure, the drying efficiency of the drying and shaping auxiliary device is improved, the lint cloth is cooled, and the quality of the lint cloth is improved. The influence of high-temperature flannelette cloth on subsequent processing is avoided, and a worker can conveniently use the drying and shaping auxiliary device.

This invention discloses an integrated small embedding cassette and its tissue bottle for a pathological tissue embedding cassette sorting system, comprising a tissue bottle and an integrated small embedding cassette; the tissue bottle includes a top cover and a bottom cover, the inner wall of the top cover having a threaded structure, and the top and bottom covers being detachably connected via the threaded structure; the integrated small embedding cassette is horizontally positioned inside the tissue bottle, and the bottom cover has a sealed cavity for containing liquid; the integrated small embedding cassette includes a body and a lid, the body and lid being integrally formed. This invention, through integrated structural design, integrates the traditionally separate tissue bottle and the integrated small embedding cassette into a coaxial assembly structure, eliminating the sample transfer step, significantly reducing operational complexity, and minimizing reliance on manual labor. By setting a sealed threaded connection between the top and bottom covers, formaldehyde gas leakage from formalin solution is effectively reduced, improving biosafety.

The utility model discloses an anhydrous sodium sulfate processing and purifying device which comprises a supporting base, a dissolving barrel, a filter and a processing box, after the dissolving barrel is fixed on the supporting base, the top of the dissolving barrel is communicated with the feeding pipe and the solvent pipe, and after raw materials enter the dissolving barrel through the feeding pipe, a chemical solvent enters the dissolving barrel through the solvent pipe and is fully mixed under the cooperation of the heating plate on the inner wall of the dissolving barrel; the mixed solution enters the filter on the supporting base through the material pipe, the filter filters out impurities and then guides the solution into the treatment box, a temperature control mechanism in the treatment box is matched to concentrate and crystallize the solution, one side of the treatment box is communicated with a discharge valve, and the top end of the other side of the treatment box is communicated with a one-way exhaust valve. Compared with the prior art, the device has the advantages that by adding a chemical agent into the dissolving barrel, insoluble compounds formed by heavy metals are precipitated, and the impurity content in a product can be remarkably reduced by matching with the filter.

The invention discloses an event camera video reconstruction method and system based on active aperture modulation, and the method comprises the steps: introducing an aperture modulation strategy for the first time, and reconstructing an initial frame with good quality by periodically adjusting the opening and closing of an aperture and actively triggering a dense global event signal; the problem of low background reconstruction quality caused by sparse events in a static region in the prior art is solved, and good prior information is provided for subsequent dynamic scene reconstruction. By constructing a forward-reverse bidirectional network, rich intensity information is provided for a static scene, and the problems of background disappearance and error accumulation in long-time operation in a traditional method are effectively solved. And meanwhile, high-time-resolution capture of a dynamic region is kept, and high-fidelity and high-dynamic-range video reconstruction is realized.

This utility model relates to the field of wastewater treatment technology, and in particular to a series-type wastewater treatment flotation machine. It solves the problems of existing technologies where the sludge collection box is fixedly installed, resulting in cumbersome disassembly, difficulty in independent removal for thorough cleaning, long maintenance cycles, and high labor intensity. The series-type wastewater treatment flotation machine includes a flotation machine body and a mounting frame connected to the top of the flotation machine body. A mounting bracket is provided at one end of the flotation machine body, and the mounting bracket is connected to the end of the mounting frame via a connecting structure. A detachable collection chamber and a liquid collection box are provided at the bottom of the mounting bracket. This utility model, through the detachable liquid collection box and collection chamber, significantly improves the convenience of subsequent cleaning and maintenance efficiency, effectively reduces manual labor intensity, and meets the actual needs of efficient and stable equipment operation and rapid maintenance.

The utility model discloses a real-time data routing device, which belongs to the technical field of routing devices and comprises an outer shell, a data routing system is mounted in the outer shell, a plurality of uniformly distributed butt joint holes are arranged at the rear end of the outer shell, a baffle is arranged between adjacent butt joint holes, and the baffle is fixedly connected with the outer shell. A matched movable butt joint assembly is slidably installed in the butt joint hole, a data interface is fixedly installed at the end, close to the data routing system, of the movable butt joint assembly, the data interface is electrically connected with the data routing system through a data connecting line, and an auxiliary plate is fixedly installed at the upper end of the movable butt joint assembly. A plurality of moving holes matched with the auxiliary plates are formed in the upper end of the outer shell, through the design of the movable butt joint assembly, connection between the connector and the data interface is more stable and not prone to loosening or falling off, the real-time transmission stability of data is effectively guaranteed, and the situation that data transmission is interrupted due to the connection problem is reduced.

The invention belongs to the technical field of gas flow meter pneumatic clamping, and discloses a movable gas flow meter pneumatic clamping lifting device which comprises movable rolling wheels, a base disc is fixedly installed above the movable rolling wheels, a gas pipeline bracket is fixedly installed above the base disc, and a gas pipeline is fixedly installed above the gas pipeline bracket. And a shear fork type assembly is fixedly mounted above the base plate. Compared with a traditional device, by means of the pneumatic clamping function, an operator can easily clamp and release a workpiece, the operation convenience is improved, a flowmeter can be lifted and moved more conveniently, the operator can control the position of the flowmeter at any time, the operation flexibility is further improved, rapid and efficient carrying can be achieved, and the working efficiency is improved. The assembling efficiency is improved, automatic operation can be achieved through a pneumatic control mode, physical output of operators is greatly reduced through the automatic operation, and the working efficiency and the comfort degree are improved.

The application discloses a kind of mechanical arm multi-axis coordination's emulsion explosive finished product stacking and loading device, it is related to emulsion explosive finished product carrying technical field, including mechanical arm body, mechanical arm body is fixedly connected with adsorption carrier, dust adsorption mechanism is arranged on adsorption carrier, dust adsorption mechanism includes symmetrically arranged side plate, can remove dust attached to the adsorption hole of adsorption carrier after adsorption carrier adsorbs and carries emulsion explosive finished product box and stacks, so as to not only restore the smoothness of adsorption hole, and ensure that adsorption carrier can effectively adsorb and carry emulsion explosive finished product box in the carrying process, guarantee the security of emulsion explosive finished product box in the process of stacking, and avoid the situation that dust is accumulated in adsorption carrier inside occurs, so as to reduce the risk that adsorption carrier is influenced by dust and leads to internal mechanical failure and equipment damage, prolong the service life of adsorption carrier, reduce maintenance and replacement cost.

The invention discloses a customer group data processing method and device, electronic equipment and a storage medium, and relates to the technical field of big data or other related fields, and the method comprises the steps: obtaining transaction data of N financial customers from a financial database, and constructing a financial customer group network according to the transaction data, N being a positive integer; based on a preset threshold value formula and a spectral clustering algorithm, the financial customer group network is classified, the financial customer group network is disassembled according to a classification result, M sub-graphs are obtained, and M is a positive integer; solving a maximum independent subset for each sub-graph by adopting a quantum computing optimization strategy, and determining customer associated information corresponding to the maximum independent subset; and updating the current customer group information in the financial database by using the customer association information corresponding to all the sub-graphs. Through the method and the device, the technical problem that customer group information cannot be updated in time due to low processing efficiency of financial customer relationship data in related technologies is solved.

The invention discloses an erosive wear device suitable for a servo valve and a test method, which are used for solving the problems that a plunger pump is not resistant to pollution, a gear pump is difficult to supply high pressure, and the multi-factor synergistic effect cannot be investigated in the existing test. The device comprises a polluted oil source, a clean oil source, a pressurization system and a tested piece system. Wherein the polluted oil source adopts a gear pump to supply oil, and is provided with a stirrer, a heater and a pollution degree detector; the pressurization system comprises a double-acting pressurization cylinder, a servo valve and an energy accumulator and can output high-pressure stable oil liquid. The clean oil source is used for driving pressurization and adjusting the pollution degree of the main oil way. During testing, a high-pressure mode and a low-pressure mode are switched through the three-way ball valve, and temperature and pollution degree adjustment is integrated. According to the invention, high-pressure and high-pollution-degree test oil liquid can be provided, and collaborative research of multiple factors such as pressure, temperature and pollution degree is supported, so that the test period is remarkably shortened.

The application discloses a kind of water and electricity plant intelligent operation and maintenance management system and method based on machine learning, belong to water and electricity plant operation and maintenance technical field.The application collects water and electricity plant multidimensional data, carries out data preprocessing, storage enters data warehouse;Unified metadata label is defined, and data blood relationship tracking mechanism is established;Determine the starting point of tracing, based on storage location backtracking, trace data access history, according to data flow chart backtracking, integrated data traceability chain is obtained;Entity recognition and relationship extraction are carried out, and Neo4j is used to build associated graph;The relationship between power grid dispatching data and equipment operation is analyzed, and the associated graph is adjusted;Identify dominant abnormality and implicit abnormality, based on associated graph fusion, obtain water and electricity plant abnormal data;The trend of equipment operation data and sensor monitoring data is predicted, combined with residual analysis positioning deviation value, obtain data fluctuation mode, analyze correlation, obtain the source of water and electricity plant abnormal data.

The invention discloses a data file import method and device, a program product and electronic equipment, and relates to the field of financial science and technology or other related fields, and the import method comprises the steps of obtaining an application file of a target application, processing the application file to obtain a plurality of texts, creating a data job for each text, and creating a data job for each text; and asynchronously executing the data operation by adopting the distributed nodes, and importing the text into a preset data table in a preset database. According to the method and the device, the technical problem that the speed of importing the data file is relatively low in the prior art is solved.

This utility model relates to the field of warehousing and transportation vehicle technology, and discloses a warehousing and transportation vehicle with guiding function, including a vehicle body, a guiding component at the bottom of the vehicle body, movable wheels fixedly installed at the bottom of the vehicle body, a lighting lamp installed at one end of the vehicle body, a heat dissipation plate fixedly installed at the other end of the vehicle body, and a vertical plate fixedly installed on the top of the vehicle body. The scanned goods are identified by a scanning control panel, and the vehicle automatically plans a route. An electromagnetic navigation board emits signals to automatically start the drive motor and stepper motor. The steering mechanism drives the rotating shaft to rotate, allowing the drive wheels to move. This enables the two drive wheels to drive the entire device to operate automatically inside the warehouse, reducing manual intervention. It can handle the inbound and outbound transportation, handling, and storage of goods, improving warehouse space utilization and logistics processing capacity, and increasing operational efficiency and accuracy.

This utility model discloses an in-vehicle wireless communication module in the field of communication technology. The baseband processing chip in the in-vehicle wireless communication module is bidirectionally electrically connected to the radio frequency transceiver. The radio frequency transceiver is electrically connected to both a radio frequency transmitting component and a radio frequency receiving component. The radio frequency transmitting component includes a first radio frequency transmitting unit, a second radio frequency transmitting unit, and a third radio frequency transmitting unit, each corresponding to a different frequency band operating range. A main antenna and a diversity antenna are connected to the radio frequency transmitting component and the radio frequency receiving component of multiple frequency bands in different combinations via two independent radio frequency channels. The main antenna and the diversity antenna transmit and receive radio frequency signals of different frequency bands via the radio frequency channels. Using this in-vehicle wireless communication module can reduce the overall hardware cost of the in-vehicle wireless communication module and is compatible with multiple communication standards.

The invention discloses an auditing method and system based on digitization, and belongs to the technical field of auditing management, the auditing method is characterized in that an information management platform is adopted, and the auditing method comprises the following steps: a, setting up a business process; b, establishing an audit rectification database; c, importing a work manuscript, an auditing report, an auditing investigation scheme, an auditing implementation scheme and a pre-auditing investigation report in auditing work into an auditing rectification database; d, performing visual chart display through a BI report tool; and e, generating an auditing scheme and the format of an auditing report, processing the auditing report, the auditing manuscript and the rule and regulation text data in an NLP artificial intelligence semantic recognition mode, and automatically recognizing key vocabularies and key data in various text data. The audit data can be effectively extracted and displayed, so that the operation efficiency can be effectively improved.

The invention relates to the technical field of artificial intelligence and big data processing, and discloses an artificial intelligence-based big data analysis platform system, which comprises a data access layer, a data preprocessing layer, an AI analysis engine layer, a data storage layer, an application service layer and a monitoring operation and maintenance layer which are in communication connection in sequence. The data access layer is used for realizing multi-source heterogeneous data access and high-frequency data caching; the preprocessing layer completes data cleaning conversion and quality detection; the AI analysis engine layer realizes full-life-cycle management, intelligent analysis and result optimization and explanation of the model; the data storage layer adopts a mixed framework for classified storage and remote backup; the application service layer provides a visual display and open interface; the monitoring operation and maintenance layer guarantees stable operation of the system. According to the invention, data processing efficiency and analysis precision are improved, and data security and user experience are enhanced.

The utility model relates to the technical field of laser cutting, in particular to laser cutting equipment which comprises a base and a fixing device. A cutting table is arranged on the base; the fixing device comprises a fixing base arranged on the cutting table and provided with a plurality of supporting plates distributed in a linear array mode, a threaded rod connected to the fixing base in a threaded mode, two guide rods symmetrically distributed and slidably connected to the fixing base, a plane clamping plate arranged on the guide rods and a rotary connecting piece arranged on the plane clamping plate. The supporting frame is arranged on the cutting table; one end of the threaded rod is inserted into the rotary connecting piece and rotationally connected with the rotary connecting piece, a groove is formed in the cutting table, a fixing device is arranged on the supporting frame and comprises an arc-shaped clamping plate, and the arc-shaped clamping plate is located over the groove and provided with an elastic anti-skid pad. According to the utility model, not only can the smoke be prevented from influencing the body health of workers, but also stainless steel pipe fittings and plates can be cut and processed, and the application range of the equipment is expanded.

The utility model relates to the technical field of drying machines, in particular to a membrane type filtering drying machine which comprises a main shell, a membrane type filtering device and a membrane type filtering device, a cylindrical tubular drying film is arranged in the main shell; the upper part and the lower part of the main shell are respectively in sealed connection with an upper joint seat with an exhaust port and a lower joint seat with an air inlet, the upper joint seat is in sealed connection with an exhaust filtering structure, and the lower joint seat is in sealed connection with a gas-liquid separation structure; the exhaust filtering structure and the gas-liquid separation structure are respectively communicated with the upper and lower ends of the tubular drying film. According to the membrane type filtering and drying machine, the membrane type filtering function and the drying function are integrated in one all-in-one machine through modular design, the all-in-one machine can be directly integrated in an air compressor system, and compared with a traditional combination of multiple independent devices, the space of a dental treatment room is greatly saved; the problem that existing equipment occupies a large space due to scattered layout is solved.

The application discloses a laser welding device for communication equipment components, which comprises a bearing box, a laser welding device is installed on one side of the upper end of the bearing box, a protection mechanism is buckled on the laser welding device, an air suction structure is installed in the protection mechanism, a metal separation box is arranged on one side of the bearing box, a rotating device is installed on one side of the metal separation box, and a centrifugal filter assembly is connected to one end of the rotating device.

This invention belongs to the field of distributed computing and multi-level network architecture technology. It discloses a hierarchical distributed computing communication system and method based on cloud-edge-device integration. The system includes: a task classification module, used to divide action computing tasks into high-level, medium-level, and low-level tasks according to their urgency and complexity; and a node classification module, used to classify computing nodes into three categories based on their geographical location, computing power, and communication latency: remote nodes, edge nodes, and central nodes. This invention aims to improve the collaboration efficiency of remote and edge computing nodes and achieve efficient real-time action data processing and action decision-making. By dividing action computing tasks into different levels and coordinating processing among remote, edge, and central nodes, the real-time performance, accuracy, and reliability of action computing are ensured.

The application provides a license text detection method and system based on spatial calibration and feature fusion, and belongs to the technical field of image processing. The method inputs a license image into a network based on PP-HGNet to extract multi-scale features; performs enhancement processing on the multi-scale feature maps based on spatial calibration, extracts global context, performs shape self-calibration and local detail fusion to strengthen the spatial structure information of the text; performs fusion processing on the enhanced features based on multi-scale hollow convolution, realizes adaptive weighted fusion of multi-scale features by combining multi-branch hollow convolution with a double attention mechanism, and finally generates a binary graph of the text region through differentiable binarization. The application effectively solves the problems of dense text boundary confusion, long text breakage and uneven multi-scale text feature capture in the license, significantly improves the detection accuracy and efficiency, and is suitable for automatic extraction of license information.