102results about How to "Maintain reliability" patented technology

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

The invention discloses a distributed photovoltaic grid management method and system, and relates to the technical field of distributed photovoltaics, a distributed photovoltaic efficiency analysis module of the system monitors and evaluates the power utilization efficiency Psys of the whole system in real time by constructing a power efficiency formula, and compares the power utilization efficiency Psys with a preset efficiency threshold value X. When the operation efficiency of the system is lower than a set threshold value, the intelligent scheduling and energy distribution module starts an optimization strategy according to an electric power balance scheduling analysis result, redistributes electric power supply, preferentially meets a high-demand area or an area with insufficient energy storage, and ensures electric power supply and demand balance. According to the system, through an intelligent scheduling algorithm, power distribution is flexibly adjusted based on the priority factor of each micro-grid unit, and the operation efficiency of the system is improved. An intelligent feedback and iterative scheduling mechanism enables the system to still maintain efficient operation under continuously changing load and power generation conditions, power loss is reduced, resource waste is reduced, and the overall power utilization rate is improved.

The invention discloses a nuclear power device fault diagnosis method based on feature vectors and Bayesian reasoning, belongs to the technical field of Bayesian reasoning, and particularly relates to nuclear power device fault diagnosis. The method solves the problem that a traditional Bayesian model only uses parameter values as a fault reasoning basis and ignores a large amount of parameter time-frequency feature information, so that the model is difficult to distinguish feature similar faults and realize accurate positioning of the faults, and the fault diagnosis accuracy and the model robustness are affected. The method comprises the following steps: a model learning step: performing structure learning and parameter learning on a Bayesian model according to fault historical operation data to obtain a Bayesian vector reasoning model; the nuclear power device fault diagnosis method based on the feature vector and Bayesian reasoning is suitable for fault diagnosis of a nuclear power device.

The invention discloses an advanced data encryption protection technology for DNA information storage, and the specific technical scheme of the technology comprises the steps: coding to-be-encrypted data into small information blocks and transcoding the small information blocks into a DNA sequence through a coding and encryption scheme, after the DNA sequence is synthesized, introducing interference information through random errors or fractures, the interference intensity of random combination interference noise is effectively improved; the method for decrypting the DNA library carrying the encrypted information comprises the steps of sequencing, fragment assembly, information small block reconstruction, reordering and decoding, and finally decoding the original information based on an erasure coding scheme. The technology has a wide application prospect in the field of data storage and protection.

The invention belongs to the technical field of electrical equipment, and discloses a switch cabinet with a temperature monitoring mechanism, the switch cabinet comprises a cabinet body, one end of the cabinet body is connected with a cabinet door through a hinge, and the outer surface of the cabinet door is provided with an observation window. The temperature sensor can sense the temperature inside the cabinet body and then transmit temperature data to the monitoring host, the monitoring host is provided with a display screen and can display the temperature value, when the temperature value is too high, the warning device can give an alarm, and the monitoring host can control the air inlet fan and the air outlet fan to rotate synchronously. The air inlet fan can send air into the cabinet body through one air outlet, then the air outlet fan exhausts hot air in the cabinet body through the other air outlet, and the filter screens are arranged at the air outlets, so that impurities in the air can be blocked, and the cabinet body can be cooled while the temperature is monitored.

The invention discloses an unmanned aerial vehicle cluster cooperative control method and system, and relates to the technical field of unmanned aerial vehicle control, and the method comprises the following steps: constructing an unmanned aerial vehicle cluster topological structure; according to the position of each unmanned aerial vehicle, the unmanned aerial vehicles are distributed to corresponding clusters, and a main cluster head and an auxiliary cluster head are determined; in an unmanned aerial vehicle cluster, direct communication links among member unmanned aerial vehicles in the cluster and direct communication links with all unmanned aerial vehicles in other clusters are disconnected, a cluster boundary range with a main cluster head as the center is set, task data are transmitted to the main cluster head and an auxiliary cluster head at the same time when tasks are executed, and when the main cluster head breaks down, the auxiliary cluster head takes over and reselects the auxiliary cluster head; kalman filtering is used to predict the motion state of the unmanned aerial vehicle, an abnormal score is calculated by using an isolated forest algorithm, and if the abnormal score exceeds a preset score threshold, it is determined that the cluster is abnormal and the cluster structure is readjusted, so that instability of the whole unmanned aerial vehicle cluster caused by a fault of an individual unmanned aerial vehicle is avoided.

The invention discloses an ecological slope protection supporting structure for hydraulic engineering, and relates to the technical field of ecological slope protection, the ecological slope protection supporting structure comprises a fixing block, rotating plates are rotatably connected to the two sides of the surface of the fixing block, inserting rods slidably mounted on the fixing block are arranged below the rotating plates, and the inserting rods are used for being inserted into soil to fix the position of the fixing block; a control assembly is arranged in the fixing block. According to the ecological slope protection supporting structure for the water conservancy project, when rainwater slides down from a slope and generates impact force on the rotating plate, the mechanism can automatically adapt to the external force and convert the external force into rotating kinetic energy of the rotating plate, manual intervention is not needed in the design, rainwater impact can be automatically responded, and the intelligent degree and the automation degree of a system are improved; the rotating plate rotates through a series of mechanical transmission to finally drive the supporting plate and the first pressing plate and the second pressing plate on the supporting plate to conduct compaction treatment on soil, the compaction mechanism is efficient, the compactness of the soil around the inserting rod can be guaranteed, and soil loss is effectively prevented.

The invention is suitable for the technical field of communication fusion, and particularly relates to a wireless and wired fusion data center interconnection structure, device and method. The cellular network clusters are connected through optical fiber links, each cellular network cluster is composed of a plurality of cellular units, and the cellular units in the same cellular network cluster are interconnected in a wireless link mode. By building a wireless free space optical communication link, direct interconnection between cellular units in the same cellular network cluster is realized, the routing hop count is reduced, the communication time delay is reduced, the flexibility and efficiency of network interconnection are greatly improved, and by combining the optical fiber, the communication efficiency is improved. The high stability and the anti-electromagnetic interference capability of the optical fiber can be fully utilized, a flexible redundant path can be provided for a wireless free space optical communication link, and the continuity and the reliability of communication can still be kept when a wired link is blocked.

The invention relates to the technical field of on-machine measurement control, and discloses a V-shaped groove guide rail on-machine machining measurement system and method. The control end of the measuring body is connected to the driving end of a machine tool through a controller, and the measuring end of the measuring body and a grinding wheel of the machine tool are placed in a V-shaped groove of a guide rail to be measured in parallel. The measuring body comprises a sensor and two groups of contraction measuring rod assemblies; the two groups of contraction measuring rod assemblies are correspondingly arranged at the two ends of the sensor respectively and are connected to the control end of the controller through the sensor; and the measuring ends are measuring balls arranged at the end parts of the two groups of telescopic measuring rod assemblies. According to the invention, through integration of measurement and processing functions, real-time measurement can be carried out without interruption of the processing process, so that the overall efficiency of measurement and processing is significantly improved. By means of the mode of measuring and machining at the same time, the conversion time between measuring and machining in a traditional method is shortened, and the production process is accelerated.

The invention discloses an intelligent assessment method and system for regional geological disaster risk, and relates to the technical field of intelligent assessment. During operation of the system, various real-time data related to debris flow are acquired by integrating real-time sensors and satellite remote sensing data, original data are preprocessed and stored in a data storage system; based on the collected data, a physical model and a machine learning model are constructed, a debris flow disaster risk index MRI, a rainfall intensity coefficient RIC, a geological vulnerability coefficient GVC and a hydrodynamic pressure coefficient HPC are obtained after calculation, the probability of debris flow occurrence is predicted, and a result is output according to the model. The debris flow disaster risk index MRI is compared with a preset first safety threshold value M and a preset second safety threshold value N, the risk level of debris flow occurrence is evaluated, different areas are managed in a classified mode, debris flow early warning is given out according to real-time monitoring data and risk evaluation results, and automatic emergency response measures are supported.

The invention discloses a thermoelectric waste heat coupling heat supply system based on geothermal energy, and particularly relates to the technical field of energy utilization, comprising: a geothermal energy extraction module transmits geothermal energy to a heat supply pipe network through a geothermal well and a heat pump to realize primary heat supply; the heat pump module raises the geothermal temperature to ensure stable output; the heat supply analysis module monitors the primary heat supply state and judges whether the hidden danger of heat insufficiency exists or not; if the defects exist, the overall heat supply state judgment module generates a geothermal energy heat supply index and a heat pump efficiency index, and the heat supply state is comprehensively judged; the control adjusting module triggers the thermal power plant waste heat module according to the result, and secondary temperature increasing is carried out to guarantee heat supply; the geothermal energy and the waste heat of the thermal power plant are organically coupled, the two heat sources are effectively integrated, optimal allocation of resources is achieved, the geothermal energy serves as a basic heat source to meet basic heat supply requirements, the waste heat of the thermal power plant serves as an auxiliary heat source to automatically start to supplement heat when heat supply is insufficient, and therefore continuity and stability of heat supply are guaranteed.

The utility model belongs to the technical field of cable bridges, in particular to a cable bridge applied to an underground pipe gallery, which comprises a transverse bridge and a longitudinal bridge, a connecting arm is arranged between the transverse bridge and the longitudinal bridge, and the transverse bridge and the longitudinal bridge are connected through the connecting arm. Cable convenient arrangement mechanisms are arranged on the inner walls of the transverse bridge and the longitudinal bridge; the inner diameter of the threaded sleeve is the same as the inner diameter of the guide groove, the threaded heads are fixedly connected to the two ends of the flexible pipe, the ends of the flexible pipe are connected to the ends of the threaded sleeve in a threaded mode through the threaded heads, then a cable penetrates through the flexible pipe, and then the two ends of the flexible pipe are installed in the threaded sleeve through the threaded heads. Therefore, the protection performance of the cable can be improved, the stress concentration of the cable is reduced, the installation flexibility and convenience are improved, the protection level and the installation flexibility of the cable are improved, and the stability and reliability of a cable system can be maintained.

The invention discloses a steel-plastic composite pipe self-melting material sealing method and forming equipment, and relates to the technical field of steel-plastic composite pipe end sealing. Comprising a base, a guide rail device connected to the base through threads, a clamping mechanism connected to the guide rail device through threads, a first air cylinder or a first oil cylinder connected to the clamping mechanism through threads, and a second air cylinder or a second oil cylinder with a piston rod in threaded connection with the clamping mechanism. The mold mechanism is in threaded connection with the guide rail device; a piston rod of the third air cylinder or the third oil cylinder is in threaded connection with the mold mechanism; pipe plastic can be rapidly and evenly heated to be molten, the sealing defect can be avoided through the exhaust hole, the sealing quality is improved through the material sealing component, and the two ends are sealed at the same time through cooperation of the symmetrically-arranged mold mechanisms and the third air cylinder.

The invention discloses a parasite egg detection method and system, and relates to the technical field of egg detection. Comprising the following steps: collecting a certain volume of a test sample, putting the test sample into a centrifugal tube, performing centrifugal operation, and reserving a precipitation part at the bottom of the tube; re-suspending the centrifuged precipitate part in normal saline, injecting the mixed liquid into a microfluidic chip, arranging a protruding electrode in the microfluidic chip, and coating the surface of the electrode with a specific antibody to capture eggs; current at different moments is calculated, and meanwhile microscope images of the electrodes are collected; establishing a Yo lov5s model, and training the Yo lov5s model by taking the contour of the parasite egg as a label; inputting a microscope image of the electrode into the Yo lov5s model, identifying a parasitic ovum contour in the image, and performing feature extraction on a contour image part; and jointly judging whether the parasitic eggs exist in the sample based on the change of the current at different moments in combination with the characteristic parameters, and if so, calculating the concentration of the parasitic eggs based on the change of the current and the number of the parasitic eggs.

The invention belongs to the technical field of robots, and discloses a decoupling control method and system for a two-degree-of-freedom vibration suppressor of a robot, and the method comprises the steps: analyzing the structural characteristics of a robot system, and designing a decoupling control strategy through a structural invariance principle; coupled vibration of force applied in the X direction in the Y direction and coupled vibration of force applied in the Y direction in the X direction are effectively eliminated. Compared with a traditional vibration control method, the multi-degree-of-freedom vibration suppression method has the advantages that the influence of a pose related mode and a coupling mode of the robot is fully considered, multi-degree-of-freedom vibration suppression can be efficiently realized in real time in a complex load and dynamic environment, and the adaptability and the control precision are relatively high. The technology has wide application prospects in the fields of robot precision machining, assembling, carrying and the like, and the stability, precision and working efficiency of a robot system can be remarkably improved.

The invention relates to a preparation method of a toughened polylactic acid composite material based on an interfacial compatibilization effect, which is characterized in that an in-situ compatibilizer is prepared through molecular structure design based on chemical interaction between an active functional group of a grafting agent and a double bond on an ethylene propylene rubber molecular chain; the in-situ compatibilizer is used for improving the binding power between the polylactic acid and the ethylene propylene diene monomer, so that the two-phase interface compatibility is improved; a unique stereocomplex crystal structure of polylactic acid is further introduced into the system, and the two-phase dispersion state is improved by virtue of regulation and control and crystallization induction effects of stereomicrocrystals on a two-phase interface, so that the toughened polylactic acid composite material is prepared; by optimizing the content of an in-situ compatibilizer and a stereocrystal, a processing technology and other methods, formation of composite materials with different phase morphologies is induced, different modification and toughening effects are achieved, and the high-toughness polylactic acid composite material is prepared.

The invention discloses an auxiliary diagnosis system, an auxiliary diagnosis method, an auxiliary diagnosis program product and auxiliary diagnosis equipment for heart valve alignment repair, which can improve the safety and the effectiveness of a TAVR operation by analyzing operation images and problems of doctors, automatically answering related diagnosis, treatment and explaining problems and providing real-time operation suggestions and optimization schemes. The auxiliary diagnosis system is based on a trained basic visual question and answer model and comprises an input module, a visual module, a language module and an output module. The input module receives medical images and natural language questions as system inputs. The visual Transform model is used for processing the medical image and extracting visual features of the image; processing the question by a language Transform model, and generating an answer based on the visual features extracted by the visual module; and the output module outputs the generated answer in a text or voice form.

The repairing and spraying method comprises the steps that the surface area of the thermal barrier coating is divided into a repairing area, an outer ring area and an outer area, the repairing area is the area where the damaged part of the thermal barrier coating is located, the outer ring area is arranged around the repairing area, and the outer area is arranged around the outer ring area; shielding the external area by using a shielding material; the metal substrate in the repairing area is completely exposed through sand blasting treatment, and a slope of 30-60 degrees is formed in the outer ring area through sand blasting treatment; the shielding material is removed, and dry ice is used for cleaning the repairing area and the outer ring area; and spraying bonding raw material powder on a slope position, which is 4-6mm away from the edge of the repairing area, as an initial position, covering the repairing area and the outer ring area, stopping spraying the bonding raw material powder, switching to ceramic powder, and spraying the thickness of the repairing area and the outer ring area until the thickness of the repairing area and the thickness of the outer ring area are flush with the thickness of the periphery of the outer area.

The utility model belongs to battery processing forming technical field especially relates to battery cover forming device, including punch upper die, punch lower die and adaptive mechanism, punch lower die sets up on punch upper die's output end stamping path, adaptive mechanism swing joint is in punch lower die, set up the mounting groove for loading the battery cover of to be shaped on adaptive mechanism, wherein, punch lower die is provided with the movable slot for accommodating adaptive mechanism, adaptive mechanism can be along the horizontal direction sliding connection in movable slot, adaptive mechanism is used for loading the end of battery cover and can rotate after the output end stamping effect of punch upper die, makes the orientation angle change of mounting groove, through dynamic adjustment battery cover's space posture in the stamping process, effectively solve the convex ring inclination defect of traditional punch forming when the workpiece deflection leads to.

The invention relates to the field of electron tubes, and discloses a low-evaporation three-layer film cathode assembly for a space traveling wave tube, which comprises a tungsten substrate positioned on a substrate; the first layer of rhenium film and the rhenium film cover the tungsten substrate; the carbon nanotube composite material layer is deposited on the rhenium film; the second osmium-tungsten film is deposited on the carbon nanotube layer; the third osmium-ruthenium film is deposited on the osmium-tungsten film; wherein the thicknesses of the rhenium film, the carbon nanotube layer, the osmium-tungsten film and the osmium-ruthenium film are respectively controlled to be 0.5-2 mu m, 10-50 nm, 50-200 nm and 20-100 nm, and the carbon nanotube composite material layer is obtained by growing on the rhenium film through chemical vapor deposition. By adopting the osmium-tungsten and osmium-ruthenium films with high crystallinity and the optimized carbon nanotube composite material layer, the electron emission efficiency of the cathode assembly is remarkably improved, so that the energy required by electron emission is reduced, and the electron output quantity under the same working condition is increased.

The present invention relates to the field of mobile robot positioning processing technology, and in particular to an augmented reality environment modeling and positioning processing method for a mobile robot. The method comprises the following steps: obtaining sensor configuration monitoring parameters; collecting environmental image data of the monitoring sensor according to the sensor configuration monitoring parameters to generate environmental image data; modeling and processing an environmental measurement physical model based on the environmental image data to obtain an environmental measurement physical model; performing fused point cloud prior map analysis based on the environmental measurement physical model to obtain generated fused point cloud prior map data; analyzing inter-frame moving feature point matching data through fused point cloud prior map data; and performing mapping and positioning operations of the mobile robot based on the fused point cloud prior map data and inter-frame moving feature point matching data. The present invention realizes accurate mapping and positioning of the mobile robot in the dynamic process by expanding the monitoring information of the mobile robot.

The utility model discloses a kind of tunneling machine cutting head anti-loose device, it is related to tunneling machine cutting head technical field, comprising: protective member and at least one limiting member;Cutting head is connected with main shaft by at least one first bolt, the protective member cover is set on first bolt and is detachably fixed with cutting head;The limiting member is fixed in the side of the protective member close to the cutting head, the head of the first bolt is provided with limiting hole;The utility model covers and shields multiple first bolts by protective plate, limiting member on protective plate is clamped in the limiting hole of first bolt, so that first bolt is stably limited between protective plate and cutting head, effectively prevent the loosening or falling phenomenon that first bolt occurs due to vibration or external force in working process;Meanwhile, the close cooperation of limiting member and limiting hole also ensures that protective plate will not displace relative to first bolt, so as to maintain the stability and reliability of entire anti-loose device.

The invention relates to a high-capacity continuous filling system, which relates to the technical field of liquid filling and comprises a filling unit for filling milk, a forming unit for shaping a filled packaging material and two rack plates, wherein the forming unit comprises two sets of driving mechanisms, the two sets of driving mechanisms are symmetrically distributed along the rack plate, and the forming unit further comprises two shaping mechanisms and two positioning rods which are arranged on the driving mechanisms and used for shaping packaging materials. The high-capacity continuous filling system ensures that the capacity of each bag of products is in a strict control range, comprehensively matches the filling flow, the operating speed of the clamping jaw and the pressure and speed of extrusion forming, can effectively reduce fluctuation caused by too high or too low pressure in the forming process, further ensures the stability of the filling capacity, and improves the production efficiency. And the whole filling process is monitored and adjusted in real time by utilizing the PLC, including all links from liquid level detection to flow control to final packaging and forming, so that highly automatic operation is realized.

The utility model relates to the technical field of photoelectric communication, in particular to a QSFP (Quad Small Form-factor Pluggable) active optical cable assembly, which comprises a shell, a first mounting block and a second mounting block are symmetrically arranged on two sides of the shell respectively, one side of each of the first mounting block and the second mounting block is movably connected with a cap, a connector is movably connected in the first mounting block, and the connector is movably connected in the second mounting block. A QSFP connector is fixedly connected to one side of the connector, a limiting block is fixedly connected to the side, close to the connector, in the first mounting block, a silica gel pad is arranged in the first mounting block between the limiting block and the cap, and a pressing mechanism is rotationally connected to the interior of the shell; according to the device, the movement and swing of the connector, the wire core, the QSFP connector and the wire are effectively limited through the pressing mechanism, so that the stability of the active optical cable is improved, signal interference or connection faults possibly caused by looseness or swing are reduced, the possibility of faults is reduced, and the service life of equipment is prolonged.

The application discloses a kind of high weather-resistant paint for base station radome and preparation method thereof, belong to coating preparation technical field.The high weather-resistant paint for base station radome is composed of the following weight parts components: 22-38 parts of fluoroethylene-vinyl ether resin, 8-16 parts of hydroxy acrylic resin, 10-18 parts of titanium white, 5-10 parts of barium sulfate, 0.5-1.5 parts of nano silicon dioxide, 0.4-1.2 parts of dispersing agent, 0.2-0.6 parts of leveling agent, 0.1-0.4 parts of defoaming agent, 1-2.7 parts of composite weather-resistant agent, 0.4-1.2 parts of composite adhesion aid and 10-22 parts of solvent.The coating prepared according to the above-mentioned substances has excellent weather resistance, salt spray resistance and adhesion.

The invention relates to an industrial data processing method, system and device based on an LAMBDA architecture. The method comprises the following steps: extracting periodic features of periodic historical data, constructing a periodic feature library, and setting corresponding periodic repair rules according to data with different features in the periodic feature library to obtain a periodic repair rule set; performing periodic feature recognition on the real-time data according to the periodic feature library to obtain periodic real-time data and non-periodic real-time data, defining a business rule according to the non-periodic historical data, and performing data repair on the non-periodic real-time data according to the business rule by adopting a rule engine to obtain a repair result. Performing data restoration on the periodic real-time data by utilizing the periodic restoration rule set; and performing data analysis according to the repaired periodic real-time data and the aperiodic real-time data. The method can adapt to periodic change and business requirements of data, and the flexibility and the intelligent level of the system are improved.

The utility model relates to solar cell panel technical field especially relates to a solar cell panel cell packaging structure. Its technical scheme includes: the outside of cell panel is equipped with frame, the bottom of frame is equipped with bottom plate, the inside of frame is equipped with accommodating groove, the corner of accommodating groove is equipped with cushion block, installs the push board in accommodating groove, installs spring and threaded column on the push board, the both ends of bottom plate are through and are equipped with the jack, the both ends of frame are equipped with the plug block, and the bottom plate passes through plug block and jack and is mutually inserted with frame. The utility model relies on the mutual action between its structure design and component, realizes the effective packaging and protection to solar cell panel through the design of fixed and supported, installed and connected, double locking mechanism, maintenance and replacement and overall stability etc.

The invention belongs to the field of lubricating oil filter elements, and particularly relates to a cell capsule wrapped type double-treatment lubricating oil multi-agent filter element structure which comprises a filter element body. The mixing mechanism is mounted in the filter element main body and is used for sufficiently and uniformly combining the released medicament with the lubricating oil; the retaining mechanism is mounted in the filter element main body and is used for actively crushing medicament aggregates contained after the lubricating oil and the medicament are mixed; the release mechanism is mounted in the filter element main body and is used for releasing the medicament in the cell capsule in a matched manner according to the amount of the lubricating oil; the release mechanism comprises an annular cell capsule wrapping ring fixedly connected to the interior of the filter element main body, and the bottom of the annular cell capsule wrapping ring is rotationally connected with a valve disc through a bearing; a worm wheel is used for sensing flow through the release mechanism, a valve disc is driven through a gear set, accurate matching of the medicament release rate and the lubricating oil flow is achieved, and the problems that a traditional structure is not accurate in release and large in concentration fluctuation are fundamentally solved.

The invention belongs to the technical field of tunnel engineering, and particularly relates to a tunnel blasting scheme design method and system based on a database technology. According to the scheme, a hybrid architecture historical blasting case database comprising structured data and spatial data is constructed, and a progressive retrieval engine and a scheme generation algorithm are combined; the innovation of tunnel blasting design from experience dependence to data driving is realized; according to the scheme, structural features such as blasting parameters and geologic features are deeply fused with spatial features, a proposed progressive retrieval engine is combined, the spatial query efficiency is effectively improved, meanwhile, the matching degree of a reference case and an actual scene is improved, and meanwhile, the matching efficiency of the reference case and the actual scene is improved. According to the scheme, a tunnel blasting scheme generation normal form integrating benchmark maintenance, parameter optimization and expert verification is provided, so that the accuracy of the generation scheme is guaranteed, and meanwhile, the generation scheme can better adapt to an actual scene.

The invention discloses a self-resetting anti-drawing support and a use method thereof. The self-resetting anti-drawing support comprises an anti-drawing unit and a self-resetting unit, the anti-drawing unit is connected with the bottom end of a bridge and the upper end of a pier through an upper anchor bolt assembly and a lower anchor bolt assembly. The self-resetting unit is detachably arranged in the anti-drawing unit; through the anti-drawing structures in the anti-drawing units, vertical loads are effectively transmitted, and when a bridge is subjected to transverse force or torsional force, the stability and reliability of the support are kept, and the support is prevented from moving or falling off; besides, a plurality of friction pair structures are arranged between the anti-drawing structures, so that vibration and impact energy of the bridge under the action of dynamic loads are effectively absorbed and dispersed, normal functions of the anti-drawing structures are ensured, and meanwhile, abrasion and fatigue risks are reduced; in addition, through the self-resetting unit, the support has the self-resetting function in the transverse direction of the bridge, the anti-seismic and anti-drawing performance of the bridge is further improved, and the service life of the bridge is prolonged.