198results about How to "Reduce failure rate" patented technology

The invention discloses an unmanned aerial vehicle cluster task allocation method based on a large language model optimization genetic algorithm, and belongs to the field of computers. The method comprises the following steps: setting a specific chromosome coding mode; generating a multi-constraint initial population; calculating fitness to quantify the advantages and disadvantages of individual genes of the population; when the optimal individual meets the requirement or the maximum iteration round is reached, ending; retaining the optimal individual as a filial generation; generating a batch of new filial generation individuals by the large language model, and fusing the new filial generation individuals with the current filial generation population; calling an optimized large language model to analyze individual chromosome semantics, and outputting an evolutionary potential score; obtaining an individual comprehensive selection probability by integrating the fitness and the evolution potential score, and executing a selection operation; and selecting individuals based on the individual comprehensive selection probability to carry out crossover and mutation operation to generate offspring. The large language model is embedded into the core link of the genetic algorithm, and the algorithm efficiency is improved by improving the population diversity of the genetic algorithm in the unmanned aerial vehicle cluster task allocation scene.

This invention discloses a D2D user resource allocation method and storage medium based on a deep reinforcement learning algorithm, relating to the field of wireless communication technology. The method includes: constructing a wireless network model and discretizing the D2D transmit power; constructing a user signal-to-noise ratio calculation model with maximizing the communication system throughput as the optimization objective; setting a prediction policy network π, a prediction value network Q, a target policy network π′, and a target value network Q'; modeling the D2D communication environment as a Markov decision process, treating the D2D transmitter as an agent, iteratively loading the parameters of the target policy network to generate a policy that interacts with the environment, determining the state space, action space, and reward function; using the MAAC algorithm to optimize the policy for each D2D user; using a soft update method to iteratively update the parameters of the target policy network and the target value network until training is complete; and having the D2D user download the trained parameters of the target policy network and improve their policy.

The invention discloses a charging station dynamic recommendation method and system based on multi-dimensional real-time data, and relates to the technical field of big data analysis, and the charging station dynamic recommendation method based on the multi-dimensional real-time data comprises the steps: obtaining charging data of all users according to charging requests of the users, the charging data comprises historical order data, real-time charging gun data, charging pile data and charging station data; based on the charging data of all users, constructing a multi-source heterogeneous relational graph of an associated order, a charging gun, a charging pile and a charging station, and constructing a corresponding initial feature vector for each node in the multi-source heterogeneous relational graph; and updating all charging station node features based on adjacent order nodes, order node information of each user, charging gun node features and charging pile node features so as to obtain final all charging station node features, calculating recommendation indexes of all charging stations, and recommending the charging stations to the users. And the recommendation result can better meet the real intention of the customer and the station operation collaboration.

The application discloses a vertical shaft rapid excavation equipment, which comprises a base body, a deep pit groove is formed in the top of the base body, a base and a second ring beam are arranged in the deep pit groove, a fixing assembly for positioning the second ring beam is arranged on the top of the base, a positioning frame is fixedly connected to the circumferential inner wall of the second ring beam, a moving groove is formed in one side of the positioning frame, a sliding column is fixedly connected to the bottom inner wall of the moving groove, and a moving block is sleeved with the circumferential outer wall of the sliding column. In the application, the drill bit can be driven to rotate together with the horizontal plate during the circumferential movement of the horizontal plate, the drilling depth and position of the drill bit can be adjusted by starting the hydraulic rod during the drilling of the drill bit, the drilling area of the drill bit is enlarged, the drilling demand of people on the vertical shaft is met, the whole drilling process does not need manual work to go deep into the bottom of the vertical shaft, the safety of the whole equipment is further improved, and the drilling efficiency on the vertical shaft is improved.

The application discloses a primary and secondary fusion gas cabinet reactive power compensation scheduling coordination method and system, through analyzing the relationship of each cabinet throwing and withdrawing and the influence degree of cabinet voltage, identifying the compensation mismatch section of the over-compensation depth continuously rising with the load dropping; the idle time and the live verification of each cabinet group in the mismatch section are counted, and the cabinet group calling order of the cabinets to be verified is established in combination with the section mismatch severity; the cabinet throwing and switching plan is generated according to the calling order, the batch staggered withdrawal is carried out, the voltage regulation effect of each section is determined based on the recording wave data, and the whole network switching sequence is arranged; the remote control check is carried out on the whole network switching sequence in the order of withdrawing first and throwing later, the cabinet end execution state is checked, the same area complementary relationship of the non-operation node is identified, the coordination switching instruction is output, the section mismatch positioning ability and the scheduling reliability of the primary and secondary fusion gas cabinet reactive power compensation scheduling under the condition of the dynamic change of compensation configuration are improved, and the automatic coordination disposal ability of the non-operation gap is improved.

The utility model discloses a feeding device for sensor assembly. The feeding device comprises a bottom frame, a vertical plate and a movable base. A mounting cylinder is arranged at the top of the bottom frame, an O-shaped ring vibration disc is arranged in the mounting cylinder, a material supplementing frame is arranged on one side of the O-shaped ring vibration disc, and a channel is formed between the material supplementing frame and the O-shaped ring vibration disc; the feeding mechanism is driven to quickly move in the horizontal direction and the vertical direction through cooperative work of a plurality of air cylinders, so that O-shaped rings are quickly grabbed and transferred by the negative pressure suction device, and the feeding time is greatly shortened; o-shaped rings are automatically and orderly arranged through the O-shaped ring vibration disc, the O-shaped rings are supplemented in time in cooperation with the material supplementing frame, and continuous supply of the O-shaped rings is guaranteed; the feeding precision is improved through positioning formed by a positioning seat, a positioning block, a telescopic rod and a spring; the feeding process is monitored in real time through the scanner, problems are found and fed back and adjusted in time, and the operation reliability of the whole feeding device is further improved.

The invention relates to the technical field of central gas sources, solves the problems that an existing central gas source is poor in output gas quality, tedious in system connection, low in integration level and inconvenient to assemble, and discloses a central gas source for external load gas supply, which comprises a pneumatic block, a compressor assembly, an ECU controller assembly and a dryer assembly. The compressor assembly is installed on the side face of the pneumatic block. The pneumatic block is of an integrally-formed structure, a switching valve set, an air valve set, an air inlet one-way valve, an air filter, a power limiting valve and a sensor assembly are integrated in the pneumatic block, and a valve seat for air inlet and exhaust and an air pipe connector are arranged in front of the pneumatic block. The ECU controller assembly is located on the rear end face of the pneumatic block and is parallel to the motor. The dryer assembly is located on the lower end face of the pneumatic block. And an external load inflation valve is also arranged in the pneumatic block. According to the invention, the integration level of the system is improved, external pipelines are reduced, the system structure is simplified, the installation and maintenance are more convenient, and the fault occurrence rate is reduced.

The application relates to the technical field of circuit breaker detection, and specifically discloses a circuit breaker action characteristic detection system based on artificial intelligence, which comprises a data acquisition layer, a data preprocessing layer, a data analysis layer, a decision warning layer and a system management layer; the data acquisition layer is responsible for collecting the action characteristic parameters of the circuit breaker. Through filtering, normalization and feature extraction, the data quality and availability are improved, laying a foundation for subsequent analysis; the data analysis layer uses comprehensive calculation and analysis to evaluate multidimensional parameters in mechanical action, obtains a mechanical action state evaluation coefficient, and accurately grasps the operation state of the circuit breaker; the decision warning layer accurately determines the operation state and timely warns according to the evaluation result and a threshold value, helping operation and maintenance personnel to quickly respond; and the system management layer is used for dynamically optimizing a feedback determination threshold value, so that the overall scheme effectively improves the accuracy, reliability and intelligent level of circuit breaker detection, reduces fault risks, and guarantees the safe and stable operation of a power system.

The invention provides a fork lug type connector butt joint tolerance distribution method, belongs to the technical field of aeronautical manufacturing, and particularly comprises the steps that an assembly mathematical model of a fork lug type connector is imported into simulation analysis software, and then the assembly state of the fork lug type connector and the assembly state of a support lug type connector are integrally separated; the machining precision of butt joint holes of the fork lug type connector and the support lug type connector is input; performing rotation assembly iteration and translation assembly iteration on the model data generated by each simulation analysis software in sequence, and setting rotation assembly iteration times and translation assembly iteration times; rotation assembly iteration times and translation assembly iteration are carried out; after simulation is finished, a simulation result is output, data of the simulation result comprises a minimum containing value data set of each piece of model data, and the number of minimum containing values of each data set is equal to the number of the fork ear type connectors. By means of the processing scheme, the assembling quality and efficiency of the plug-in type connector are improved.

Embodiments of the present application provide a method and apparatus for generating optimized parameters. The method is suitable for generating optimized parameters related to solder paste printing in surface mount technology. In the method, a cluster parameter model is used to determine whether at least one input parameter deviates from at least one parameter cluster. A global parameter model is used to determine the printing result of a plurality of target parameters in the input parameter. A heuristic algorithm is used to select at least one candidate parameter from the target parameters. An individual parameter model is used to modify the candidate parameter. As a result, the optimized parameters with high operation cycle and low failure rate can be obtained.

The high-precision piston rod connecting structure comprises a piston rod, the upper end of the piston rod is connected with a piston body, the lower end of the piston rod is connected with a crosshead, the upper end of the crosshead is connected with a positioning flange with a center hole, and the lower end of the piston rod is a reducing end transited through a conical surface section. The reducing end penetrates through the center hole of the positioning flange and is stretched and locked by a first fastening structure; the upper section of the center hole of the positioning flange is a taper hole matched with the conical surface section of the piston rod; the upper end of the piston rod penetrates into a center hole of the piston body, is stretched and locked by a second fastening structure and is provided with an anti-rotation structure. Automatic centering is achieved through conical surface matching, stable pre-tightening force is provided in cooperation with a double-fastening structure, the problems that a traditional connecting structure is insufficient in precision and poor in locking reliability are effectively solved, the operation precision and stability of a compressor are greatly improved, and meanwhile the compressor connecting structure has the advantages of being convenient to install and maintain and long in service life.

The invention provides a vehicle-mounted control box device, a vehicle-mounted control box method and a program product. A liquid cooling module is arranged on the outer side of a heating element in a vehicle-mounted control box and used for absorbing heat and dissipating heat based on a first instruction of a control module; the dustproof module is used for sucking air to prevent dust from entering based on a second instruction of the control module; the dust removal modules are arranged at the top and the bottom of the vehicle-mounted control box and used for blowing or adsorbing dust based on a third instruction of the control module; and the control module is used for sending at least one of the following instructions based on the state data of the vehicle-mounted control box: a first instruction, a second instruction and a third instruction. In conclusion, according to the technical scheme provided by the invention, through multi-module cooperative control of liquid cooling, pressure dust prevention and automatic dust removal, the purpose of efficient cooling and dust removal without shutdown can be achieved.

The utility model provides a plastic product cooling forming device which comprises a machine body, an installation tank is arranged in the machine body, the middle of the top end of the installation tank is communicated with a feeding pipe, a second motor is installed on the right side of the top of the machine body, and the output end of the second motor is fixedly connected with a driving gear. The top of the outer side of the feeding pipe is rotationally connected with a driven gear, the right side of the driven gear is in meshed connection with the left side of the driving gear, the bottom of the driven gear is fixedly connected with a plurality of stirring rods at equal intervals, and the left side of the top of the machine body communicates with a water inlet pipe. Plastic raw materials enter the mounting tank through the feeding pipe, the second motor is started, the driving gear drives the driven gear to rotate, the stirring rod rotates, refrigerants are evenly distributed, cold water enters through the water inlet pipe, the materials are evenly cooled, plastic is evenly cooled, and the failure rate of product output is reduced.

The application discloses a multiple ignition protection method and an ignition protection circuit based on HCS08SG. The method is used in an ignition module of an automobile engine and comprises the following steps: S1, collecting an ECU driving signal of a signal input end and outputting the signal to an HCS08SG single-chip microcomputer after processing; S2, determining whether multiple ignition needs to be started by using the HCS08SG single-chip microcomputer; if the multiple ignition needs to be started, the HCS08SG single-chip microcomputer controls a power switch of the ignition module to start the multiple ignition; S3, detecting the frequency of the opening and closing of the power switch of the ignition module by using the HCS08SG single-chip microcomputer, and accumulating and calculating the ignition times in a multiple ignition cycle time; and S4, comparing the accumulated and calculated ignition times with a set threshold value by using the HCS08SG single-chip microcomputer, and controlling the power switch of the ignition module to close the multiple ignition after the set threshold value is reached. The application can accurately control the multiple ignition times of the ignition module, reduce the heat quantity of the multiple ignition module, prolong the service life of the multiple ignition module, and reduce the failure rate of the ignition coil.

The utility model discloses a tableted candy configuration device, which relates to the technical field of tableted candy production ingredients and comprises a bottom plate, a support frame is fixedly connected to the outer wall of the top of the bottom plate, a bearing seat is fixedly connected to the outer wall of the top of the support frame, and a fixing column is fixedly connected to the inner wall of the circumference of the bearing seat. A tank body is fixedly connected to the end, away from the bearing seat, of the fixing column, a driving assembly for driving the tank body to rotate is arranged at the top of the bottom plate, and a stirring assembly for improving the material mixing efficiency is arranged in the tank body. According to the utility model, various raw materials with different properties can be fully and uniformly mixed, so that the mixing effect of candy materials is effectively improved, the quality of subsequent tabletting and forming products is improved, and the problems of non-uniform taste, non-uniform color and the like are reduced.

The present application belongs to the technical field of photovoltaic equipment monitoring fault early warning, and relates to a photovoltaic equipment cluster benchmarking analysis and implicit fault early warning method and system. The system collects basic parameters and implicit associated data of photovoltaic equipment through a data acquisition module to ensure data comprehensiveness and timeliness. Through a data fusion module, the collected data is processed and fused to generate a standardized data sequence. Through a cluster benchmarking module, the photovoltaic equipment is divided into different clusters, a group health benchmark is constructed, and the model accuracy is improved through individual difference calibration. Through a dynamic early warning module, early warning information is generated, and a basis is provided for subsequent fault troubleshooting. Through an intelligent operation and maintenance module, early warning is prioritized and an operation and maintenance scheme is generated, which is pushed to operation and maintenance personnel for optimization guidance. The present application can realize accurate benchmarking analysis and implicit fault early warning of photovoltaic equipment clusters, and reduce the failure rate.

The utility model relates to a small volume power module, including shell, PCB board, sealant and electronic component, the shell bottom fixed mounting PCB board through sealant, the hollow air chamber is formed between shell and PCB board, the electronic component is installed inside PCB board, and the electronic component is in hollow air chamber, the shell can protect electronic component, and when the electronic component is in secondary reflow soldering, the hollow air chamber provides release space and temperature protection for soldering tin melting, does not exist interference to the soldering tin after melting, will not cause soldering tin peripheral pressure to increase, the soldering tin after melting will not flow along the micropore or electronic component peripheral or bottom gap, will not produce any influence to power module internal electronic component, has reduced the failure rate of power module, improved the stability of product, in addition, the electronic component is electrically connected with external device through the soldering pad of PCB board, realizes the pinless installation, and the practicality is strong, and the installation is more convenient.

The application relates to a semiconductor structure and a preparation method thereof. The preparation method of the semiconductor structure comprises the following steps: a shallow trench isolation structure is formed in a substrate, the shallow trench isolation structure extends upward from the substrate and has a first protruding part protruding from the substrate; a local oxidation material layer is located at the junction of an active region and the shallow trench isolation structure and has a second protruding part protruding from the upper surface of the active region; a sacrificial oxide layer is located on the upper surface of the active region and is in contact with the local oxidation material layer; the sacrificial oxide layer and the second protruding part are removed to form a local oxidation layer and form a groove on the side wall of the first protruding part towards the local oxidation layer; a gate oxide layer is located on the upper surface of the active region and is in contact with the local oxidation layer; and a gate electrode is located at least on the upper surface of the gate oxide layer and fills the groove. The preparation method of the semiconductor structure optimizes the semiconductor structure, improves the reliability of the semiconductor device, and reduces the failure rate of the semiconductor device.

The utility model discloses a raffinate recovery structure in MTBE (Methyl Tert-Butyl Ether) equipment, and particularly relates to the technical field of MTBE raffinate recovery, which comprises a desulfurizing tower, a circulating water cooler, an unqualified product emptying tank and an intermediate product tank communicated with a catalytic cracking device, a first pipeline is communicated between a water outlet of the circulating water cooler and a water inlet of the unqualified product emptying tank, a second pipeline is communicated between the unqualified product emptying tank and the intermediate product tank, and a filtering assembly is arranged between the desulfurizing tower and the circulating water cooler and comprises a filtering box. And the filter box is arranged between the desulfurizing tower and the circulating water cooler. In the process of recovering the residual liquid in the desulfurizing tower, impurities in the residual liquid can be intercepted and prevented from blocking equipment and abrading parts, stable operation of a system is guaranteed, meanwhile, the recovery and utilization rate of the residual liquid can be increased, waste and environmental protection risks are reduced, and economic and environmental protection benefits are achieved.

According to the relay, when a first contact part and a second contact part are separated from each other or make contact with each other to generate an electric arc, a magnetic field formed by a first permanent magnet can play a traction role on the electric arc, and the arc blowing and arc discharging effects are achieved. The electric arc moves along the contact surface, and when the electric arc moves to the arc isolating groove, the arc isolating groove can play a role in isolating, lengthening and blocking the electric arc, so that the arcing time is shortened. Therefore, the defects that the electric arc ablates the inner cavity and causes relay explosion and the like can be effectively avoided, the product performance can still be ensured even under the condition of high load, and the product failure probability can be reduced. And meanwhile, the first contact part is synchronously contacted with the at least two sheet units, and the first contact part and the second contact part have at least two contact points, so that the shunting effect is achieved, the contact resistance can be reduced, the contact stability and reliability can be improved, and the temperature rise can be reduced.

The invention discloses an intelligent detection system and method for coating color flaws and defects, and the method comprises the steps: selecting a standard sample, and creating a color code model based on a machine vision system; stacking and feeding, and conveying to a visual inspection station one by one; coating image information of all products in each tray is sequentially collected based on a machine vision detection system; feature parameters in the image information are extracted, and color flaws and defects of each to-be-detected product in each tray are compared and judged according to a color code model; marking unqualified products, and outputting a judgment result; and stacking and blanking. According to the invention, accurate quantification of coating colors of industrial products is realized, the defect of subjective judgment of human eyes is avoided, the detection efficiency and the defect identification precision are high, the manual dependence is reduced, the operation is convenient, mass production and full detection can be realized, and the pain point that manual detection and spectrograph detection cannot adapt to mass production is solved; and all microscope base product detection data in the corresponding charging tray can be called by identifying the identity information of the charging tray through the two-dimensional code, so that whole-course traceability is realized.

The utility model discloses a kind of semiconductor polishing liquid anti-deposition devices, including the storage tank for storing semiconductor polishing liquid, the side surface of the storage tank is equipped with circulation conveying component for semiconductor polishing liquid circulation, rotating drive component is installed on the position of the storage tank and corresponding the circulation conveying component, the bottom of the storage tank is also equipped with agitating component for semiconductor polishing liquid agitation, the circulation conveying component includes fixedly connected in the bottom of the side surface of the storage tank circulation pump, conveying pipe is installed on the circulation pump, rotatable annular pipe is connected to the other end of the conveying pipe.The utility model is by circulation pump and is sent to annular pipe by conveying pipe in the storage tank polishing liquid and is evenly sprayed by spray head, positive and negative rotation motor drives driving link to make annular pipe reciprocating rotation expand spraying range, while agitating motor drives agitating blade to agitate the polishing liquid in the storage tank, ensure its uniform distribution.

The invention relates to a method for determining the total amount of impurity elements in a natural high-purity quartz mineral, which comprises the following steps of: preparing a laser sheet of the quartz mineral, observing and photographing by using a polarizing microscope, designing an analysis test point on a picture, and carrying out point-by-point analysis and determination on a laser ablation and inductively coupled plasma spectrum according to the design point. Accurate determination of impurity elements of quartz minerals in a natural high-purity quartz raw material is realized, comprehensive analysis and evaluation are carried out, and grade characteristics of the quartz minerals in the high-purity quartz raw material are further determined. The method is suitable for analysis and determination of impurity elements in natural quartz minerals, has the advantages of low detection limit, high sensitivity, wide linear range and the like, can be applied to effective and rapid evaluation, quality monitoring and the like of high-purity quartz raw materials, and provides quartz mineral raw materials with stable grades for the high-purity quartz sand industry.

The application discloses a clothes airing machine, which comprises a main machine, a clothes airing rod and a winding drive device. The main machine has a box body and the winding drive device is arranged in the box body. The clothes airing rod is arranged below the main machine. The clothes airing rod has a fixed rod and a telescopic rod arranged on the fixed rod. The winding drive device has a rope for pulling the clothes airing rod to realize lifting. The lower end of the rope is fixed on the telescopic rod. A first pulley is arranged in the box body and can give the rope an inward thrust force, so that the telescopic rod can be automatically retracted. The pure mechanical structure is adopted to realize the automatic retraction of the telescopic rod. The first pulley gives the rope an inward thrust force, drives the telescopic rod to move inward, effectively avoids the problem that the telescopic rod cannot be completely retracted or cannot be retracted to the position when the clothes airing rod is manually pulled and the clothes airing rod is recovered upward, avoids the collision between the telescopic rod and the box body, reduces the machine failure rate, guarantees that the telescopic rod can be smoothly recovered, and improves the use stability and reliability of the clothes airing machine.

The present invention relates to the technical field of operation and maintenance management, and specifically relates to an integrated operation and maintenance management system and method based on AIOps; the method includes: collecting multi-source IT operation and maintenance data and completing standardized preprocessing to form operation and maintenance data input in a unified format; classifying and storing the preprocessed data using a hybrid storage architecture, and implementing data synchronization through a cross-database synchronization tool to break data silos; performing intelligent analysis on the data based on the TensorFlow framework to generate fault diagnosis results and performance trend prediction data; generating operation and maintenance decisions according to the analysis results, and performing automatic repair, work order allocation or resource scheduling operations; outputting operation and maintenance management results, presenting data and decision execution situations through a visualization interface, and providing report generation and management configuration functions; through a full-process automated data processing and intelligent operation and maintenance decision-making mechanism with multi-module collaboration, the technical problems of slow fault response, weak data integration, low accuracy of risk prediction and low operation and maintenance efficiency in the traditional operation and maintenance mode are solved.

The invention relates to the technical field of ceramic additive manufacturing and high-temperature sintering tools, in particular to a design method of a sintering clamp for photocuring a large-size special-shaped ceramic component. Aiming at the problems of free opening edge curling, thin-wall collapse, cracks, overall warping and the like which are easy to occur during sintering of a photocuring ceramic green body, the method comprises the following steps: firstly, acquiring three-dimensional geometric information of a component and partitioning, and identifying an instability mode and a sensitive area; and then a boundary strategy of shape limitation without shrinkage limitation, controlled sliding, partition supporting and intersection area receding is constructed, structural design and material selection of the supporting ring, the inner supporting core, the burning bearing base, the low-friction isolation layer and the positioning groove are completed, and assembly and use specifications are formed. The sintering bearing clamp obtained by the method can inhibit out-of-plane instability while allowing the component to shrink, reduce shrinkage retardation stress, and improve the sintering formability stability, size consistency and finished product yield of the component. The ice cream barrel-shaped silicon nitride ceramic piece is taken as an embodiment, so that the sintering defect risk can be obviously reduced, and the engineering popularization value is good.

The application discloses a 505 / 95R29 special high-load radial tire for nonferrous mine and a production process thereof, and relates to the technical field of tires. The application is characterized in that a concave V-shaped structure is arranged at the tire shoulder and the tire side, the transverse pattern groove of the tire tread extends to the tire side and is provided with a heat dissipation groove; the ring part is designed with full interference and is provided with anti-skid protrusions; a five-layer belt structure is adopted, the B1 belt layer is a two-piece small-angle split structure, and nylon reinforcing layers are arranged on both sides of the tire body. The application fills the design and development blank of the 505 / 95R29 special high-load radial tire for nonferrous mine by developing a new 505 / 95R29 special high-load radial tire for nonferrous mine and adopting a new production process, and solves the problems of insufficient load capacity of the current product of the large-tonnage wide-body vehicle and high failure.

The utility model discloses an intelligent irrigation electromagnetic valve capable of adjusting flow, and relates to the technical field of irrigation electromagnetic valves. An intelligent irrigation electromagnetic valve capable of adjusting flow comprises an electromagnetic valve body provided with a water inlet pipe fitting and a water outlet pipe fitting, and further comprises an inserting groove formed in the periphery of the water inlet pipe fitting and communicated with the water inlet pipe fitting; the filter ring piece is radially inserted into the water inlet pipe fitting through the slot and is in interference fit with the inner wall of the slot; impurities such as silt, aquatic plants and plankton remains in irrigation water can be effectively intercepted through the filter screen of the filter ring piece, the impurities are prevented from entering the electromagnetic valve, the filter ring piece can effectively intercept the impurities, internal components of the electromagnetic valve are protected, the fault occurrence rate of the electromagnetic valve is reduced, the frequency of maintenance and replacement is reduced, and the service life of the electromagnetic valve is prolonged. Therefore, the manpower and material resource cost of agricultural production is reduced, and the situation of crop water shortage and output reduction caused by irrigation interruption is avoided.

This utility model relates to the field of power adapter technology and discloses a power adapter with air cooling function, including a plug, a heat dissipation mechanism on the top of the plug, fixing mechanisms on the front and rear sides of the heat dissipation mechanism, a connecting wire inside the heat dissipation mechanism, and a lower housing fixedly connected to the top of the plug. An upper housing is inserted into the top of the lower housing, and a first protective frame is slidably connected to the periphery of the lower housing. In use, through the heat dissipation mechanism, the fan fixed at the bottom of the lower housing can actively draw in air. The air enters through the air inlet on the right side of the lower and upper housings, exchanges heat with the internal components of the adapter, and then is discharged from the air outlet on the left side, forming an air circulation channel to quickly remove internal heat. At the same time, the first heat sink at the bottom of the first protective frame and the second heat sink at the top of the second protective frame can further conduct heat away from the surface of the adapter.

The invention discloses intelligent complete equipment for a meat product central kitchen and a control system, and relates to the technical field of central kitchens.The intelligent complete equipment comprises a conveying belt and a transmission roller, an auxiliary frame is arranged at one end of the conveying belt, a visual detection assembly is installed in the middle of the auxiliary frame, and a sorting disc is arranged on one side of the exterior of the conveying belt; collecting frames are installed on the two sides of the sorting disc, auxiliary cylinders are arranged on the tops of the collecting frames, and cleaning assemblies used for assisting in cleaning are installed in the auxiliary cylinders. According to the intelligent complete equipment for the meat product central kitchen and the control system, through cooperative work of the conveying belt, the visual detection assembly, the slitting assembly and other assemblies, full-process automatic operation of conveying, detecting, slitting and sorting of meat products is achieved, manual intervention is reduced, manual operation errors are reduced, and the working efficiency is improved. The visual detection assembly can accurately detect the size, shape and condition of meat products for quality grading, and the design of staggered blades of the slitting assembly can realize normalized slitting.