80results about How to "Improve sufficiency" patented technology

The invention relates to the technical field of fluidized bed drying, in particular to an improved fluidized bed dryer and a drying process. The drying machine comprises a material bed and a transverse moving mechanism; the bottom of the material bed is connected with a vibration source and can ventilate and dry upwards from the bottom; the transverse moving mechanism comprises a driving part assembled at the bottom of the material bed and a plurality of transverse moving beams distributed in the conveying direction of the material bed, and the transverse moving beams are slidably installed on the material bed in the width direction of the material bed. The driving piece is used for intermittently and synchronously driving the plurality of transverse moving beams and driving the adjacent transverse moving beams to reversely slide in a reciprocating manner; a plurality of first brushes and a plurality of second brushes are detachably installed on each transverse moving beam in the length direction of the transverse moving beam. Through various auxiliary drying treatments on materials and cleaning of the bed surface, the drying uniformity and sufficiency of material finished products are guaranteed, the uniformity of material particle sizes is improved, the quality of the dried material finished products is guaranteed, and follow-up stable storage is facilitated.

The utility model discloses a river benthos sampling and analyzing device, and relates to the technical field of sampling devices. The sampling and analyzing assembly is used for sampling excreted sediments of river benthos, and the sampling and analyzing assembly comprises a sampling cylinder and a balancing weight fixedly arranged at the bottom end of the sampling cylinder; and the lifting assembly is used for automatically lifting the sampling analysis assembly. According to the river benthic organism sampling and analyzing device disclosed by the utility model, the sampling and analyzing component is arranged, so that when the device is used for sampling excrement of river benthic organisms, the aim of automatically sampling the excrement of the river benthic organisms is fulfilled, and in the sampling process, the excrement of the river benthic organisms can be automatically sampled. The rotation of the small motor can drive three L-shaped rods and bristles to stir the river bottom, so that excrement around the bottom end of the sampling barrel can be raised and is sucked into the sampling barrel, the purpose of sampling the periphery of the sampling barrel in a large range is achieved, and the sampling sufficiency is improved.

This invention relates to the field of chlor-alkali electrolysis equipment, and more particularly to an assembly of independent unit bipolar ion-exchange membrane electrolyzers, comprising an assembly frame and multiple fixed frames. The assembly frame supports the fixed frames, and independent unit electrolyzers are mounted on the inner sides of each fixed frame via fixing bolts. Each independent unit electrolyzer includes a frame, with a composite plate fixedly connected to the center of the frame. The composite plate separates the cathode chamber and the anode chamber on both sides of the frame. Anode ribs are fixedly connected to the interior of each anode chamber, and an anode mesh is installed at the end of each anode rib away from the composite plate. This invention creates forced disturbance to the solution inside the anode chamber during continuous replenishment of refined brine, significantly improving solution mixing and flow efficiency, allowing the brine to fully contact the electrodes, and enhancing the completeness of the electrolysis reaction. Compared to traditional passive flow methods, the solution circulation effect is significantly improved.

This invention discloses an I2C master-slave device joint verification platform, comprising: a design module including an I2C master device and an I2C slave device, which are connected via data lines and control lines; an interface including a first interface and a second interface; and a verification module including a first proxy module, a second proxy module, and a comparator. The first proxy module is connected to the first interface, the second proxy module is connected to the second interface, and the first and second proxy modules are connected via the comparator. The first proxy module is configured to capture first write transaction data / second read transaction data of the I2C master device through the first interface, the second proxy module is configured to capture first read transaction data / second write transaction data of the I2C slave device through the second interface, and the comparator is configured to compare the first write transaction data / second read transaction data with the first read transaction data / second write transaction data. This invention also discloses an I2C master-slave device joint verification method.

This invention relates to the field of burner technology, specifically a burner for a gas-fired wall-hung boiler, comprising a rear mounting bracket and a venturi tube mounted on its front side. The front side of the venturi tube is connected to the front mounting bracket, and a temporary storage frame is fixed to the front side of the front mounting bracket. A burner head of the venturi tube is mounted above the venturi tube. In this burner, when the rotating rod drives the convex column to rotate, the convex column intermittently applies a downward thrust to the convex block. This causes the convex block to drive the piston assembly to intermittently reciprocate within the gas storage pipe. Therefore, the piston assembly reciprocates to draw gas and air from the main pipe into the gas storage pipe and then discharges the gas and air from the gas storage pipe. This repeated operation allows for thorough pre-mixing of the pre-mixed gas and air, improving the completeness of subsequent combustion, reducing exhaust emissions, and lowering gas consumption, thus achieving excellent energy-saving and gas-saving effects.

This invention relates to the field of molten salt energy storage technology and discloses a molten salt energy storage system. The molten salt energy storage system includes: a molten salt tank with an inner cavity and an outlet and inlet communicating with the inner cavity; the inner cavity is capable of storing nitrogen and high-temperature molten salt for energy storage; a nitrogen circulation pipeline connected between the outlet and inlet for exporting nitrogen from the molten salt tank through the outlet and importing it through the inlet; and a flow-dispersing device located in the inner cavity and communicating with the inlet, the flow-dispersing device including a jet nozzle, through which nitrogen introduced from the inlet is exported to agitate the molten salt. This invention places the flow-dispersing device in the inner cavity of the molten salt tank. The nitrogen exported through the jet nozzle of the flow-dispersing device forms an upward flow of bubbles, agitating the molten salt in the tank. This enhances the fluidity of the molten salt within the tank, improves the heat exchange effect between the molten salt and the heating and releasing units within the tank, increases the heat transfer efficiency of the molten salt, and improves the heat exchange effect between the energy release stage and the water in the water pipeline. It also improves the uniformity of nitrogen sealing.

The utility model relates to glue filling machine cleaning technical field, concretely for a kind of automatic cleaning device for glue filling machine, including glue filling machine main body, grouting bucket side is equipped with water storage bucket, water storage bucket upper surface is equipped with delivery pump, top cover is symmetrically equipped with stand, and it is equipped with scraper assembly for internal scraper cleaning between stand, stand top is equipped with locating plate, and the upper surface of locating plate is symmetrically equipped with electric push rod;The automatic cleaning device for glue filling machine is provided with the grouting bucket of water storage bucket, delivery pump provides cleaning fluid delivery power, and under the cooperation of multiple spray heads, grouting bucket inner wall is sprayed and cleaned, and under the cooperation of locating plate with stand with electric push rod, telescopic arm lengthens or shortens, scraper assembly moves up and down between stand, motor starts main shaft and continuously rotates, under the cooperation of scraper and shovel plate, grouting bucket inner wall adheres solution scraper, increase the sufficiency of grouting bucket inner wall cleaning, and mixed solution after grouting bucket inner wall cleaning is discharged and collected by drain pipe.

The invention relates to the technical field of washing equipment, in particular to a degerming liquid generating device, a detergent putting system and washing equipment. The degerming liquid generating device is applied to the washing equipment and comprises a liquid storage shell, a liquid outlet, an upper shell and a lower shell, the liquid storage shell is provided with a water inlet and a water outlet and comprises the upper shell and the lower shell, the upper shell and the lower shell are in sealed butt joint and jointly define a containing cavity, and a mounting hole penetrating through the lower shell is formed in the circumferential side wall of the lower shell; the electrolysis assembly is arranged in the containing cavity and comprises an electrolysis shell, an electrolysis piece set arranged in the electrolysis shell and a wiring part penetrating out of the electrolysis shell. The sealing and fixing assembly comprises a first fixing piece and a second fixing piece; the first fixing piece is elastic; the shape outline of the second fixing piece at least can cover the first fixing piece; the wiring part can penetrate through the first fixing piece and the second fixing piece; the locking assembly is arranged to be connected with the first fixing piece and the second fixing piece in a locking mode when the second fixing piece is attached to the outer side face of the first fixing piece. According to the invention, the electrolysis assembly can be detached, and the electrolysis efficiency is improved.

The utility model discloses an aerogel felt post -treatment frock, including bearing frame body, install hydraulic telescopic mechanism on the bearing frame body, the lower extreme of hydraulic telescopic mechanism is connected with U type steel, both sides of U type steel all are fixed with fixed plate, both sides of the lower extreme of U type steel all are fixed with connecting plate, the upper end middle part of U type steel is installed with joint, both sides of joint all are connected with first fixed pipe. The utility model discloses can promote the sufficiency and comprehensiveness of adsorption to the upper end and both sides adsorption and lift adjustment of aerogel felt, can adapt to different specifications aerogel felt adsorption simultaneously, can guarantee the microstructure integrity of aerogel felt to improve the overall quality of product, prolong the service life of equipment, improve the reliability and stability of production equipment, reduce the flying and diffusion of nanometer particles in production environment, be favorable to the improvement production workshop's working environment, protect the health of operator.

This invention discloses a multimodal brain imaging data classification method and system based on a dual-graph autoencoder. The method includes the following steps: Step S01. Acquire multimodal brain medical imaging data of different target individuals and extract standard uptake ratio data and similarity matrix data; Step S02. Construct individual brain region maps and population maps; Step S03. Extract individual embedding features using an individual graph autoencoder and extract population embedding features using a population graph autoencoder; Step S04. Use the standard uptake ratio, brain region similarity matrix, individual embedding features, and population embedding features as views for enhanced multi-view subspace clustering; Step S05. Select key brain regions and discriminative brain region connections to participate in the next round of clustering as enhanced views until a preset convergence condition is met. This invention can achieve high-precision, highly interpretable data classification and simultaneously output biologically interpretable discriminative brain regions and connections.

This invention relates to the field of hoisting technology and discloses a hoisting device for steel structure installation. It includes a movable seat slidably mounted on a hoisting rail. A storage box for winding a steel wire rope is fixed to the lower surface of the movable seat. A cleaning box is fixed to the lower surface of the storage box. Two sets of first retaining rings that can engage with each other are slidably disposed inside the cleaning box. Each set of first retaining rings has a second retaining ring that can engage with each other on its surface. Several sets of fixing plates are fixed to the inner surface of the second retaining rings. Each of the fixing plates has a cleaning component. The cleaning component cleans the surface of the steel wire rope as it is wound up. This technical solution, by setting up the cleaning component, can clean the spiral grooves on the steel wire rope during winding. Simultaneously, the rotation of the second retaining rings drives the cleaning component to rotate circumferentially, allowing the cleaning component to clean along the direction of the spiral grooves, resulting in better cleaning effect.

The application provides a circuit and method for detecting the fault of the electromagnetic coil of the cut-off valve of a brake system. The application connects a relay U2 and a sampling resistor R in series between the negative end of the electromagnetic coil of the cut-off valve and the ground wire, and connects a first amplification circuit to the negative end of the electromagnetic coil of the cut-off valve. The two ends of the sampling resistor R are connected with a second amplification circuit. Through the first and second amplification circuits, the voltage of the electromagnetic coil of the cut-off valve can be detected, and the current flowing through the electromagnetic coil of the cut-off valve can also be detected. The method collects the voltage of the electromagnetic coil of the cut-off valve and the current flowing through the electromagnetic coil of the cut-off valve through the first and second amplification circuits, sets multiple rated values according to the resistance value of the electromagnetic coil of the cut-off valve and the sampling resistor R and the power supply voltage of the electromagnetic coil of the cut-off valve, and can detect the fault in the open valve and closed valve states. The open circuit fault and short circuit fault mode of the electromagnetic coil of the cut-off valve can be detected, and the safety of the brake system is enhanced.

The utility model discloses a water treatment wastewater filtering device, which belongs to the technical field of filtering devices, and comprises a box body, an exhaust pressure relief structure is arranged at the rear part of the center of the upper end surface of the box body, a wastewater filtering structure is arranged at the center inside the box body, and a wastewater collecting structure is arranged at the lower part of the center of one side of the box body. The wastewater filtering structure comprises two servo motors, the two servo motors are arranged at the positions, close to the two sides, of the center of the front end face of the box body correspondingly, the output ends of the two servo motors penetrate through the front end face of the box body correspondingly and extend into the box body, stirring rods are fixedly connected to the end portions of the two servo motors correspondingly, and lifting boxes are arranged at the positions, close to the upper portion and the lower portion, of the center in the box body correspondingly; in addition, according to the utility model, waste water can form circulation or vortex, water flow layering and stagnation are broken, impurities are uniformly distributed, local blockage of the filter screen is prevented, and the contact uniformity and sufficiency of the waste water and the filter component are improved, so that the filter effect is improved.

This invention discloses a silicon carbide furnace tube and an oxidation furnace, relating to the field of high-temperature oxidation equipment technology. The silicon carbide furnace tube includes a furnace tube support, a furnace tube assembly, a load-bearing assembly, an inlet pipe, and an outlet pipe. The furnace tube support provides structural support, and the furnace tube assembly is mounted on the furnace tube support, forming a closed internal space to provide the oxidation environment. The load-bearing assembly is located inside the furnace tube assembly and supports the material to be processed. Both the inlet and outlet pipes communicate with the area of ​​the load-bearing assembly within the furnace tube assembly for the entry and exit of process gases. At least the furnace tube assembly and the load-bearing assembly are made of silicon carbide material. Based on the technical solution disclosed in this invention, while meeting process requirements, it helps simplify the process, improves the uniformity and completeness of the reaction, and extends the service life of the furnace tube.

The invention discloses a full-closed-loop radar signal level simulation system and method based on intelligent optimization. The system comprises a simulation scenario configuration module, a radar signal generation module, a target and environment model module, a radar signal processing module, a data processing and tracking module, a performance evaluation module and a closed-loop control engine. The method comprises the steps that firstly, a simulation scenario configuration module initializes a simulation scenario; then a radar signal generation module generates a radar emission signal, and a target and environment model module performs modeling to generate a synthetic echo; then the radar signal processing module receives the echo signal and extracts a target trace point, and the data processing and tracking module processes the target trace point to form a target track; and finally, the performance evaluation module executes radar signal level simulation and outputs performance indexes, and a closed-loop control engine judges whether acceptance conditions are met or not and outputs optimal parameters and performance reports. According to the invention, intelligent full-closed-loop automatic simulation is realized, and the precision and flexibility of radar simulation are improved.

This utility model discloses a hot air furnace for biomass fuel processing, comprising a biomass hot air furnace, a fire outlet at the front end of the biomass hot air furnace, a feeding port at the upper end of the biomass hot air furnace, and a uniform feeding structure fixedly installed on the outer surface of the upper end of the biomass hot air furnace. The hot air furnace for biomass fuel processing of this utility model, through the uniform feeding structure, utilizes spiral blades to propel the material, improving the stability of the feeding process. During feeding, the material is pulverized by a first crushing roller and a second crushing roller, improving the combustion efficiency of the material inside the biomass hot air furnace.

The utility model discloses a bean curd brine making raw material dissolving tank which comprises a mixing tank, a stirring mechanism is installed in the mixing tank, a fixing frame is fixed to one side of the mixing tank, a hydraulic lifting mechanism is installed at the upper end of the mixing tank, two movable plates are connected to the fixing frame in a sliding mode, the hydraulic lifting mechanism is connected with the movable plates, and the hydraulic lifting mechanism is connected with the movable plates. A crushing tank is fixed to the upper ends of the moving plates, blanking hoses are connected to the lower end of the crushing tank, the blanking hoses on the same side penetrate through the moving plates on the same side and are connected to the upper end of the mixing tank, and two crushing mechanisms are installed on one side of the upper end of the fixing frame. According to the magnesium chloride dissolving device, magnesium chloride can be rapidly dissolved, the dissolution sufficiency and comprehensiveness of the magnesium chloride can be guaranteed, accumulation of the magnesium chloride is avoided, the processing rapidity is greatly improved, and the sufficiency and quality of the dissolved solution are enhanced.

The utility model discloses curing stirring equipment for co-processing river sediment and domestic sludge, which comprises a stirring machine main body, a discharging mechanism is arranged at the bottom of the stirring machine main body, a curing agent feeding mechanism is arranged at the upper end of the stirring machine main body, and the stirring machine main body comprises a stirring hopper, a stirring shaft, a first motor and a control cabinet. The stirring shaft is installed in the stirring hopper and rotationally connected with the stirring hopper, the first motor is installed on the outer side of the stirring hopper and drives the stirring shaft, the curing agent feeding mechanism comprises a sliding rail, a medicine containing hopper, a sliding table, a medicine adding pipe and a fourth motor, the sliding rail is fixedly installed on the upper end face of the stirring hopper, and the medicine containing hopper is movably installed at the upper end of the sliding rail; the sliding table is movably installed at the lower end of the medicine containing hopper, and the medicine adding pipe is fixedly installed on the lower end face of the sliding table. The device disclosed by the utility model has the advantages of uniform distribution of a curing agent, high automation degree of feeding and high discharging efficiency, and solves the problems of non-uniform feeding of the curing agent, poor adaptability and low treatment efficiency of the traditional equipment.

This invention discloses a multi-view few-sample Android malware classification method based on optimal guidance matching, belonging to the field of information security technology. The invention includes constructing multi-view grayscale images, training a backbone network, optimal guidance matching classification, and dynamic fusion of multiple views. First, the method extracts permissions, APIs, components, and intent features of the Android application to construct multi-view grayscale images. Then, it trains a backbone network that integrates attention mechanisms and self-supervised rotation prediction to extract discriminative features with geometric structure awareness. Valid guidance samples are identified through optimal guidance matching, and category similarity scores are calculated. Finally, adaptive weights are generated based on view confidence, and the multi-view scores are dynamically fused to complete the classification. This invention improves the accuracy and robustness of malware family classification in few-sample scenarios, reduces noise interference, and is suitable for rapid and accurate identification of malware.

The utility model discloses an esterification device for isobornyl acetate, including temperature -adjusting cauldron, discharge header, material pump, circulating pipe, discharge pipe, reaction column and reflux pipe, the outer wall of temperature -adjusting cauldron is provided with heating coil, one end of discharge header is connected temperature -adjusting cauldron's bottom, the other end of discharge header is connected material pump, one end of discharge pipe and one end of circulating pipe all are connected material pump, the other end of circulating pipe is connected in reaction column's bottom, be provided with first filter screen, catalytic filler and second filter screen in reaction column, first filter screen with second filter screen are arranged in the interval of up and down to form to have the reaction cavity in reaction column, catalytic filler is located in reaction cavity.

The invention discloses efficient metal plate pickling equipment, and relates to the field of metal plate machining, the efficient metal plate pickling equipment comprises a pickling box, mounting sleeves are fixedly connected to the two sides of the interior of the pickling box, a circular frame is movably sleeved with the mounting sleeves, and a limiting plate is fixedly connected to the middle of the inner side of the circular frame; and a first lead screw is installed in the limiting plate, and the first lead screw is sleeved with a transverse plate in a threaded mode. According to the efficient pickling equipment for the metal plates, the angle of the circular frame is adjusted by starting the first motor, the transverse plates are installed at the upper end and the lower end of the inner side of the circular frame correspondingly, in the rotating process of the first motor, a metal plate can be driven to turn over, the angle of the metal plate can be changed, and during pickling of the metal plate, the comprehensiveness of the pickling equipment during spraying is guaranteed; the problems that the pickling solution cannot be sprayed to the back face and the clamping face of the metal plate, so that the pickling efficiency of the metal plate is reduced, and the convenience and the pickling efficiency are improved during plate overturning and angle adjustment are solved.

The utility model embodiment provides the heat abstractor and transformer of transformer, this heat abstractor of transformer includes at least one cooling fin and at least two flow guides, the one end of two flow guides is used for installing respectively and is connected on the lateral wall of transformer body, and the cooling fin is arranged on two flow guides respectively, in vertical direction, the bottom of cooling fin is provided with the liquid collecting part as the low position of cooling fin, and / or, in vertical direction, the top of cooling fin is provided with the liquid distribution part as the high position of cooling fin, and the internal communication of cooling fin and flow guide forms the passage for passing through the heat abstracting medium, a kind of transformer, it is characterized in that, including transformer body and heat abstractor, heat abstractor is arranged on the lateral wall of transformer body, cooling fin is parallel to lateral wall, and flow guide is communicated to the inside of transformer body, the utility model embodiment realizes the effect that heat dissipation oil circulation is more sufficient and circulation efficiency is higher.

This disclosure provides a pixel driving circuit, a display panel, and a display device, relating to the field of display technology. The gate of a driving transistor is connected to a first node, a first terminal of a first storage module is connected to the first node, and a second terminal is connected to a second node. The first electrode of the driving transistor is connected to a first power supply voltage terminal, and the second electrode of the driving transistor is connected to a third node. The third node is electrically connected to a light-emitting element. A first reset module is connected between a first reset signal terminal and the first node, and a second reset module is connected between a second reset signal terminal and the second node. In the first reset phase, the first and second reset modules are configured to be simultaneously turned on, resetting the first and second nodes respectively. This improves the display effect. The pixel driving circuit's operating phases include a time-division multiplexing first reset phase, a threshold compensation phase, and a data writing phase; this helps stabilize the gate potential of the driving transistor and improve the light emission accuracy of the light-emitting element.

The utility model discloses a quartz sand surface deoxidization treatment device, which relates to the technical field of quartz sand deoxidization treatment and comprises a treatment frame, a fixed frame and a treatment mechanism are mounted at the top end of the treatment frame, the treatment mechanism comprises a treatment plate and a treatment pipe, and the treatment pipe is movably mounted in the middle of an inner cavity of the treatment frame. A plurality of treatment plates and a transmission mechanism are installed on the periphery of the exterior of the treatment pipe at equal intervals, the transmission mechanism comprises a gathering frame head and a fixing ring plate, and the gathering frame head is movably arranged at the bottom end of an inner cavity of a fixing frame. In the quartz sand processing process, the quartz sand processing efficiency is improved through different modes of processing, the quartz sand processing sufficiency is improved through different modes of processing, operation can be completed through an automatic switching mode and a single power source, and it is avoided that when raw materials are processed, the quartz sand processing efficiency is improved, and the quartz sand processing sufficiency is improved. Raw materials are not fully processed, and a plurality of power sources are needed for processing.

This utility model relates to the field of chemical reactor technology, and particularly to a chemical reactor with vibration damping and noise reduction functions. It includes a fixed ring, with three support rods fixedly connected to the outer surface of the fixed ring. Each of the three support rods has a vibration damping and noise reduction structure fixedly connected to its lower end. A chemical reactor body is fixedly sleeved inside the fixed ring. A first mounting plate and a second mounting plate are fixedly connected to the outer surface of the chemical reactor body, with the first mounting plate located below the second mounting plate. A control mechanism is fixedly mounted on the upper end of the first mounting plate. This utility model's chemical reactor with vibration damping and noise reduction functions, through the synergistic action of dampers and springs, significantly reduces the vibration intensity transmitted to the fixed block, reduces the propagation of vibration to the ground and the vibration amplitude of the chemical reactor body, effectively suppresses noise generated by vibration, ensures continuous operation of the chemical reactor body in a quiet and stable state, extends the service life of the equipment, and improves the production environment.

The utility model belongs to the field of sewage treatment, and particularly relates to a pharmaceutical and chemical wastewater treatment device which comprises a treatment tank, the top of the treatment tank is fixedly connected with a water outlet pipe, the bottom of the treatment tank is fixedly connected with a water inlet pipe, the middle of the treatment tank is fixedly connected with a central pipe, a plurality of partition plates are fixedly connected between the central pipe and the inner side wall of the treatment tank, the interior of the treatment tank is fixedly connected with a plurality of treatment cavities divided by the partition plates, and the partition plates are fixedly connected with communicating pipes. During use, medical wastewater is injected into the treatment tank from the water inlet pipe and then is discharged from the water outlet pipe, a plurality of partition plates are mounted in the treatment tank to divide the treatment tank into a plurality of treatment cavities, the treatment cavities are communicated through communicating pipes, the gas injection assembly is arranged at the bottom to inject ozone, and then the exhaust pipe exhausts gas. Therefore, the design of reaction between ozone and wastewater can be increased, the reaction sufficiency can be improved, and the sewage treatment effect can be improved.

The utility model discloses a vibration extraction tower which comprises an L-shaped support, supporting rods distributed in a rectangular shape are fixedly connected to one side of the upper surface of the L-shaped support, an extraction tower body is fixedly connected to the top ends of the supporting rods, a liquid inlet and outlet assembly is arranged on the outer side wall of the extraction tower body, an upper opening is formed in the center of the upper surface of the extraction tower body, and a lower opening is formed in the center of the lower surface of the extraction tower body. A vertical bearing is arranged in the opening, a connecting rod is slidably connected into the vertical bearing, a vibrating shaft is rotatably connected to the bottom end of the connecting rod, and a bidirectional driving assembly used for driving the vibrating shaft to rotate while vibrating is arranged at the top end of the connecting rod; the outer side wall of the vibrating shaft is fixedly connected with vibrating screen plates which are vertically and uniformly arranged; the L-shaped support, the supporting rod, the extraction tower body, the liquid inlet and outlet assembly, the upper opening, the vertical bearing, the connecting rod, the vibrating shaft, the bidirectional driving assembly and the vibrating screen plate are matched, so that the contact area of two-phase liquid is increased, and the extraction efficiency of the device is effectively improved.

The invention provides a brain wave detection and classification method and device, a program product and electronic equipment, and relates to the technical field of data processing. The brain wave detection and classification method comprises the following steps: acquiring to-be-detected electroencephalogram data, and determining convolution features of the to-be-detected electroencephalogram data under various downsampling rates; based on the pooling kernel corresponding to each down-sampling rate, pooling processing is carried out on the convolution features of the to-be-detected electroencephalogram data under each down-sampling rate, and pooling features of the to-be-detected electroencephalogram data under each down-sampling rate are obtained; wherein the pooling kernel corresponding to each down-sampling rate is negatively correlated with the down-sampling rate; and based on the pooling features of the to-be-detected electroencephalogram data under each down-sampling rate, brain wave waveform classification is carried out, and a classification detection result corresponding to the to-be-detected electroencephalogram data is obtained. The comprehensiveness and sufficiency of brain wave feature extraction can be improved to a certain extent, and the accuracy of brain wave classification result detection is improved.

The utility model discloses a white carbon black preparation and collection device, which relates to the technical field of white carbon black preparation and collection and comprises a preparation tank, a cover plate is fixedly arranged on the top surface of the preparation tank through bolts, a gear box is arranged in the middle of the top surface of the cover plate, a flange feeding pipe is arranged on one side of the gear box, and a first motor is arranged on the other side of the gear box. A second motor is arranged on the top surface of the gear box; the first motor is matched with the first bevel gear and the second bevel gears, and the first motor drives the first bevel gear to rotate and drives the two second bevel gears to rotate, so that the first sleeve and the second sleeve are conveniently driven to rotate reversely, the raw material stirring sufficiency and uniformity are improved, and the function of fully mixing the reaction raw materials can be further realized; and through cooperation of a second sleeve and a stirring blade and cooperation of a first sleeve and a stirring paddle, the stirring blade and the stirring paddle perform reverse stirring at the same time, the problems that an existing device is inflexible in discharging and low in collection efficiency are finally solved, and the white carbon black preparation and collection effect and preparation efficiency are improved.