22results about How to "Fix bugs" patented technology

This invention discloses an acid cleaning fixture for a 166MHz quarter-wavelength superconducting cavity. The acid cleaning fixture comprises a large-tube side fixture, a small-tube side combined fixture, and an acid flow guiding fixture. The large-tube side fixture serves as the acid inlet or outlet of the superconducting cavity system. One end of the fixture is sealed to the large-tube flange of the superconducting cavity system, and the other end is connected to the acid cleaning equipment via a first connecting flange and a connecting pipe. The small-tube side combined fixture also serves as the acid inlet or outlet of the superconducting cavity system. One end of the fixture is sealed to the small-tube flange, the coupler flange, and the flanges of each rinsing port of the superconducting cavity system. The other end is connected to the acid cleaning equipment via a second connecting flange and a pipeline. The acid flow guiding fixture is located inside the superconducting cavity system and communicates with the large-tube side fixture. It guides the flow of acid entering the superconducting cavity system through the large-tube side fixture and balances the acid flow rate. This invention significantly improves the acid cleaning effect of the superconducting cavity and ensures smooth bubble removal.

The utility model discloses a sanitary towel and cotton core double-blade two-cutting's roll pressure die cutting roller, including cooperation roll pressure die cutting finished product's upper roller structure, lower roller structure, upper roller structure includes cutter support roller body, is inlayed with cylindrical cutter on cutter support roller body surface, and cylindrical cutter is formed by a plurality of tile arc-shaped cutter butt joint, and lower roller structure includes the smooth surface pad cutting cutter of cylindrical, and cutter support roller body, tile arc-shaped cutter surface is respectively circumferentially provided with a plurality of upper roller air hole, and the smooth surface pad cutting cutter surface circumferentially sets a plurality of lower roller air hole, the utility model sets up air hole, can effectively reduce the accumulation of heat in the die cutting process, prevents the roller surface overheating, improves cooling effect simultaneously, and air hole makes cooling medium and compressed air circulation, more effective cooling roller surface, prevents the roller surface cutter expansion, adopts tile arc-shaped modular inlaying type joint blade common cutting and double-blade roller two-cutting's die cutting technology, has no interval between sanitary towel wing piece and piece, saves and reduces material cost.

The invention provides an overall electricity resistance test electrode device for insulation protective clothing and a test method thereof, and relates to the technical field of test. The bearing base is a bearing base of the whole electricity resistance test electrode device for the insulation protective clothing, and the top is provided with an insulation positioning seat. And the clothes hanger type composite electrode assembly is fixed on the bearing base through the insulating positioning seat. And the flexible grounding electrode layer is attached to the outer surface of the insulating protective clothing. Through the combined electrode structure, the arc-shaped chamfer design and the adjustable mechanism, the overall accurate test of the insulating protective clothing, especially the insulating protective clothing including the connecting section, is realized. The non-dead-corner coverage of the key connection section is realized, the problem that the connection section defect is missed in the traditional plate electrode is solved, and the test integrity is obviously improved. The sliding flash discharge interference is effectively inhibited, the sliding flash misjudgment rate is reduced to 0.5% or below, and the test precision is greatly improved. The adaptive range covers the specifications of existing mainstream protective clothing, the adaptability and the test efficiency are well optimized, and the structural stability is excellent.

This invention proposes a neural network model enhancement and electronic device for small target defect detection in oilfield inspection images under complex field scenarios. It addresses the problems of severe feature degradation, scarcity of real samples, poor spatial localization ability, low anchor box matching degree, and limited computing power at the edge in small target defect detection in oilfield inspection images under complex field scenarios. This invention constructs synthetic and real datasets through dual-source data processing; performs four-fold super-resolution amplification of the input data through residual dense block concatenation and sub-pixel convolution, and introduces a generative adversarial network detail enhancement branch to generate super-resolution reconstructed images; extracts multi-scale basic features through a lightweight backbone; generates coordinate attention weights through global pooling of height and width dimensions to enhance the spatial features of small targets; inputs the enhanced feature map into a defect detection layer embedded with anchor boxes specific to small targets for classification and regression; and optimizes model training using a hard sample mining loss function.

The invention specifically discloses an electrolyte and a lithium ion battery. The electrolyte comprises an electrolyte for first injection and an electrolyte for second injection, the first injection electrolyte comprises a first solvent, a first additive and a first lithium salt; the first solvent comprises dimethyl carbonate, the first additive comprises vinylene carbonate and a composite additive, and the composite additive comprises at least one of fluoroethylene carbonate, ethylene sulfate and methylene methanedisulphonate; the mass ratio of the dimethyl carbonate is 45%-50%; the secondary injection electrolyte comprises a second solvent, a second additive and a second lithium salt; the second solvent comprises dimethyl carbonate, and the second additive comprises vinylene carbonate; the mass ratio of the dimethyl carbonate is 45%-50%; the mass ratio of the vinylene carbonate is 15%. The lithium battery has the advantages of high energy density and long cycle performance.

The embodiment of the invention provides a data transmission method and device, and the method comprises the steps: obtaining a current thread count of a first transmission protocol and a transmission rate of the first transmission protocol, and obtaining a first thread count and a first transmission rate; obtaining a current thread count of a second transmission protocol and a transmission rate of the second transmission protocol to obtain a second thread count and a second transmission rate; determining a transmission protocol for transmitting the target data block according to the first thread count, the first transmission rate, the second thread count and the second transmission rate; under the condition that it is determined that the target data block is transmitted through the second transmission protocol, the target data block is coded through a target coding mode, the coded target data block is transmitted through the second transmission protocol, and the reliability of the first transmission protocol is higher than that of the second transmission protocol; and transmitting the target data block through the first transmission protocol under the condition that the target data block is determined to be transmitted through the first transmission protocol. According to the invention, the problem of data transmission errors caused by adoption of a single transmission protocol is solved.

The present application provides a steel truss bridge apparent damage detection system and method based on multi-source data fusion, relating to the technical field of steel truss bridge surface damage detection, comprising: photographing and scanning the steel truss bridge by the unmanned aerial vehicle carrying the RGB optical camera, the infrared thermal imager and the laser radar, obtaining the RGB image, the thermal image and the Lidar point cloud model of the steel truss bridge, registering the RGB image, the thermal image and the Lidar point cloud, obtaining the multi-source space registration model based on the joint optimization of ICP and PnP, extracting the features of the RGB image, the thermal image and the Lidar point cloud, obtaining the highlight feature, the temperature difference feature and the normal vector feature. In the present application, the steel truss bridge is photographed and scanned by the RGB optical camera, the infrared thermal imager and the laser radar, so that the data collected by various devices can be fused together to jointly determine whether the bridge has problems such as cracks, corrosion, deformation, coating peeling, etc., thereby preventing defects in a single data source.

The high-precision self-centering directional clamping device comprises a base, a centering assembly and a directional assembly, the centering assembly and the directional assembly are respectively arranged on the base, the centering assembly comprises a clamping component and a pressure component, the clamping component and the pressure component form a clamping channel and can be contracted or expanded, and the directional assembly forms a directional channel communicated with the clamping channel. A to-be-clamped part penetrates through the clamping channel from one end and is inserted into the orientation channel, the orientation assembly can form positioning in the circumferential direction of the part, and the pressure component drives the clamping component to clamp or loosen the part with the center line of the clamping channel as the reference. On one hand, on the basis that the clamping channel and the orientation channel are communicated, the part is clamped by taking the center line of the clamping channel as a reference under the condition that the part is positioned in the circumferential direction, errors caused by repeated clamping are effectively reduced, the clamping precision is improved, and the yield of products can be improved; and on the other hand, operation is easy and convenient, clamping efficiency is high, machining difficulty is effectively lowered, and production efficiency is improved.

The application discloses a perovskite solar cell based on inhibition of boundary layer defects and a preparation method thereof, and belongs to the technical field of perovskite solar cells. The disclosed method comprises the following steps: S1, sequentially preparing a hole transport layer and a perovskite light absorption layer on a conductive substrate; then applying a boundary layer repair solution to the surface of the perovskite light absorption layer to form a boundary layer repair wet film; the boundary layer repair solution is obtained by dissolving 5-chloro tryptamine hydrochloride in a solvent; S2, annealing the boundary layer repair wet film to make 5-chloro tryptamine hydrochloride chemically react with the perovskite surface interface, thereby forming a boundary modification layer at the surface interface of the perovskite light absorption layer; and S3, sequentially preparing an electron transport layer and a back electrode to obtain the perovskite solar cell based on inhibition of boundary layer defects. The technical problem that the existing method is difficult to fundamentally inhibit the boundary layer defects and improve the long-term stability of the perovskite solar cell is solved.

The utility model relates to sewage pipe laying technical field, concretely is a sewage pipe laying device for sewage plant. The purpose is to provide a sewage pipe laying device for sewage plant, and the device should have the characteristics of convenient installation and high laying efficiency. Technical scheme is a sewage pipe laying device for sewage plant, including the water pipe main part, its characterized in that: the outside of water pipe main part is sleeved with at least two laying mobile rings, the inner ring of laying mobile ring is equipped with the clamping mechanism for clamping water pipe main part, the outer ring of laying mobile ring is equipped with the universal ball wheel convenient to drag.

The X-shaped four-point glue feeding thin-wall shell injection mold comprises a movable mold fixing plate, a fixed mold fixing plate is correspondingly arranged on one side of the movable mold fixing plate, and a movable mold plate is fixedly connected to the side, close to the fixed mold fixing plate, of the movable mold fixing plate. The invention relates to the technical field of injection molds, through cooperation of a movable mold fixing plate, a movable mold plate, a movable mold cavity, a fixed mold fixing plate, a fixed mold plate, a fixed mold cavity, a hot runner module and a temperature control module, an X-shaped hot runner design is adopted, and a multi-point glue feeding mode is adopted, so that the flow resistance and the molding period of molten plastic in the filling process are reduced, and the production efficiency is improved. The molten plastic is heated in the mold closing injection molding process, so that an injection molding material is kept at a proper temperature in the filling process, the material is more uniformly and quickly conveyed into a mold cavity, and the situation that the injection molding material is cooled too quickly or filled incompletely due to the fact that the temperature difference between the injection molding material and the mold is too large is avoided; and the injection molding efficiency and the product quality and performance are improved.

The application provides an elevator door monitoring system and a monitoring method using the same. The monitoring system comprises a sensor system, a door machine controller and a memory. The door machine controller is connected with the sensor system and the memory respectively. The door machine controller judges and acquires information I that an elevator door moves to a certain area. The sensor system detects and acquires information II that the elevator door moves to the area. The door machine controller judges the running state of the elevator door according to the information I and the information II, and provides the judgment result to the sensor system. The sensor system maintains and / or modifies the judgment standard of the information II through the judgment result. Through the elevator door monitoring system and the monitoring method, the running state of the elevator door can be judged, so that the state of the hall door and the car door can be monitored more accurately.

The invention discloses a composite reinforced house waterproof repairing system and a construction method, and relates to the technical field of building waterproof engineering, the system is sequentially provided with a bio-based permeable sealing layer, a flexible reinforced coating layer, a semi-rigid transition layer, a rigid main waterproof layer and a functional surface layer from bottom to top; the bio-based permeable sealing layer is a lignin modified waterborne epoxy primer layer; the flexible reinforced coating layer is formed by compounding a high-elastic water-based biological asphalt coating, chitin fiber reinforced cloth and a high-elastic water-based biological asphalt coating of the same type; the semi-rigid transition layer is a biological asphalt-cement composite coating layer; according to the invention, a whole-process bio-based modified multi-layer composite waterproof repairing structure is constructed, and bio-based raw materials are applied, so that low environmental load and performance complementation of the material are realized; a standardized modular construction method is formulated, construction is accurate, the waterproof effect is enhanced, rigid-flexible combination of a multi-layer structure is achieved, the deformation problem of a base layer is avoided, the overall durability is improved, and the maintenance cost is reduced.

The invention discloses a preparation method of raw bamboo fibers for superfine spinning, and belongs to the technical field of bamboo fibers.The method comprises the following steps of bamboo chip pretreatment, steam explosion, enzyme treatment, ultrasonic dispersion-carding refining, strengthening treatment and damp and hot setting. The strengthening treatment method comprises the following steps: immersing enzyme-treated bamboo fibers into a sericin aqueous solution, carrying out vacuum impregnation for 40-50 minutes, taking out the enzyme-treated bamboo fibers, controlling water until discontinuous dripping is realized, then immersing the enzyme-treated bamboo fibers into a CaCl2 solution, oscillating for 10-15 minutes, taking out the enzyme-treated bamboo fibers, controlling water until discontinuous dripping is realized, immersing the enzyme-treated bamboo fibers into a NaHCO3 solution, oscillating for 20-30 minutes, taking out the enzyme-treated bamboo fibers, washing the enzyme-treated bamboo fibers with water for 2-3 times, dehydrating until the water content is 30-35%, and drying the enzyme-treated bamboo fibers. Reinforced bamboo fibers are obtained; according to the method, the fineness of the natural bamboo fibers is reduced, meanwhile, it is guaranteed that the strength performance is not reduced, the average length of the fibers is increased, and meanwhile the natural bamboo fibers have certain toughness and size stability and high wet strength retention rate.

The invention relates to a data processing method and device, computer equipment, a storage medium and a computer program product. The method is applied to a serial peripheral interface, the serial peripheral interface is electrically connected with a debugging interface, and the method comprises the following steps: receiving a data processing state of the debugging interface and a corresponding time parameter; wherein an incidence relation exists between the data processing state and a time parameter; in response to a data processing request sent by a target object, obtaining to-be-processed data corresponding to the data processing request; based on the time parameter, controlling the data processing state; wherein the data processing state at least comprises a data receiving state and a data output state; and based on the data processing state, controlling the debugging interface to process the to-be-processed data. By adopting the method, the data processing efficiency can be improved.

The application discloses a layout semantic node-based cross-format document semantic content extraction method, and belongs to the technical field of computer application, which comprises the following steps: S1, keyword dictionary construction; S2, defining a semantic content extraction template, which is represented by a local relationship direction matrix; OCR recognizing a document, and constructing a global relationship direction matrix according to the keyword dictionary; S3, global-local matrix matching positioning a target area; S4, semantic extraction position determination, text block screening and structured output. The layout semantic node-based cross-format document semantic content extraction method has the advantages that fault tolerance is improved, low-cost fast deployment is realized without large-scale labeled data, auditability is guaranteed and misfit rate is reduced through explicit modeling, the whole text processing flow is covered through a parameterized strategy, complex scenes such as cross-column and broken-line are efficiently dealt with, and the blank of weak complex layout adaptation capability is filled.

The application provides a kind of optical switch topology discovery method, device and electronic equipment in optoelectronic fusion network, it is related to communication technical field, wherein, method includes, first, the first topology information of optoelectronic fusion network is constructed, and the active port of optical switch in optoelectronic fusion network is acquired, then, physical layer disturbance is exerted to the active port of optical switch, triggers the link state change event and neighbor loss event of the port of electric switch, and based on the link state change, neighbor loss event and first topology information of the port of electric switch, the physical connection relationship of the active port of optical switch and electric switch port is determined;Finally, according to the physical connection relationship of the active port of optical switch and electric switch port, the first topology information is updated, and the topology information of optoelectronic fusion network is obtained.The application can automatically and accurately find the position of optical switch in optoelectronic fusion network topology.

The application provides a carbon-carbon composite material defect repairing liquid, a preparation method thereof and a defect repairing method of a carbon-carbon composite material component, and the carbon-carbon composite material defect repairing liquid comprises the following components in percentage by mass: 0.05%-0.2% of a silane coupling agent, 5%-14% of an organic solvent, 10%-25% of graphite powder, 60%-80% of phenolic resin and 0.5%-2% of polyvinylpyrrolidone, wherein the mesh number of the graphite powder is 200-1000, the solid content of the phenolic resin is 80wt%-85wt%, and the residual carbon content of the phenolic resin is 60wt%-75wt%. The carbon-carbon composite material defect repairing liquid has a good defect repairing effect on the carbon-carbon composite material component, and has the advantages of simple operation, short cycle and low cost.

This paper provides a song creation method, apparatus, device, medium, and program product, relating to the field of computer technology. The method includes: displaying a first page for interaction with an intelligent system; responding to input operations on the first page by displaying response information, the response information including at least one creative element, wherein the at least one creative element describes the song from at least one dimension, the dimension being related to the song creation stage; and responding to the triggering of a song generation operation by displaying candidate songs, wherein the candidate songs conform to the selected creative element. This solves the technical problem of deficiencies in user prompt word writing affecting creation efficiency, achieving the effect of lowering the expression threshold of prompt words and improving creation efficiency.

The utility model discloses a nose pad protection device for fixing a trachea cannula in an oral and maxillofacial surgery. In the prior art, a trachea cannula is fixed by a treatment towel wrapping head method, so that the operation is inconvenient, the time is long, and pressure sores are easily caused to soft tissues of the nose of a patient. The device comprises a moldable nose pad, a pipeline guiding and fixing groove and a connecting body, a gel layer is arranged on one side of the moldable nose pad, an adhesive layer is arranged on the inner wall of the pipeline guiding and fixing groove, and the pipeline guiding and fixing groove and the moldable nose pad are assembled together through the connecting body. The trachea cannula fixing device has the advantages that a trachea cannula can be fixed and can extend towards the forehead of a patient, and surgical operation is facilitated; and soft tissues of the nose wings of the patient can be protected, and pressure sores are avoided. The trachea cannula fixing device serves as a medical auxiliary device to be used for fixing a trachea cannula in the oral cavity operation process.

This utility model discloses a high-pressure microenvironment vapor deposition device, relating to the field of vapor deposition technology. It includes a fixed structure, with a sample structure mounted at the bottom of its inner cavity. The fixed structure includes a base, and a sealing cover is mounted at the bottom of the base. A sealing cover door is rotatably connected to one side of the outer wall of the sealing cover. Air inlets are provided on both sides of the outer wall of the sealing cover. Through the coordinated operation of a stepper motor, a transmission rod, and a rotating rod, the opening and closing of the sealing plug is precisely controlled, thereby controlling the opening and closing of the nozzle of the first spray tube and thus precisely controlling the thin film processing flow. Furthermore, a high-pressure automatic valve and specific structure in the second sealing tank can automatically open the nozzle to precisely coat the defective area upon detection of coating defects. Combined with real-time infrared thermal imaging monitoring, compared to traditional devices, this achieves intelligent and controllable operation of thin film processing, not only ensuring the quality of film coverage but also efficiently repairing defects and improving the overall processing effect.