129results about How to "Improve preprocessing efficiency" patented technology

The invention relates to the technical field of automobile metal part drilling machining, in particular to an automobile steering knuckle drilling pre-machining machine tool. The automobile steering knuckle machining equipment comprises an installation machine base, a drilling device, a tool clamp and a control system, the drilling device and the tool clamp are installed on the installation machine base and are important components of the equipment, and preprocessing of an automobile steering knuckle is achieved; the control system comprises a hydraulic system, a pneumatic control system, a cutting fluid circulating system, a lubricating system, a chip removal system and an electric control system. The drilling device, the tool clamp, the material pressing device, the control device and other functional components are efficiently matched, the efficiency of automobile steering knuckle drilling pre-machining is remarkably improved, through precise movement of the drilling device, stable fixation of the tool clamp and the material pressing device and continuous lubrication of the lubricating device, high precision of the machining process is guaranteed, and the machining efficiency is improved. The problems of workpiece machining defects, equipment overheating and the like are reduced, and potential safety hazards are reduced.

The invention discloses multistage potato starch sewage treatment equipment, and relates to the technical field of sewage treatment.The multistage potato starch sewage treatment equipment comprises a treatment pond and a solid waste isolation mechanism, the solid waste isolation mechanism comprises two isolation ponds and a lifting frame, and the two isolation ponds are both arranged at the left end of the interior of the treatment pond; the two lifting frames are movably arranged in the two isolation pools respectively, the solid waste discharging mechanism comprises two movable boxes and a reciprocating box, and the two movable boxes are movably arranged at the front ends and the rear ends of the top ends of the right sides of the two isolation pools respectively. After the lifting frame is driven to ascend, the movable grating is driven to rotate by 180 degrees through movement of the reciprocating box, solid waste accumulated on the movable grating can be conveniently discharged out of the isolation pool, the equipment can continuously block the solid waste in potato starch sewage, obstructions are automatically discharged, the manual workload is relieved, and the working efficiency is improved. The pretreatment efficiency of the potato starch sewage is improved.

The invention discloses a land-based data automatic receiving and preprocessing management system and method, and relates to the technical field of ocean observation data processing, and the system comprises a communication service subsystem, a data preprocessing subsystem, an intelligent perception linkage subsystem, and a data management subsystem. And full-process automatic processing of underwater acoustic real-time communication subsurface buoy observation data is realized through modular integration. Automatic receiving, safe storage and efficient preprocessing of deep sea power and biogeochemical element data are achieved, reliable data support is provided for marine scientific research and environment monitoring, and the long-term observation requirement of a 6000-meter water depth subsurface buoy system is met.

The invention discloses a pretreatment system and method suitable for in-furnace incineration of sticky flammable and explosive hazardous waste, and according to the material treatment sequence, the pretreatment system comprises an elevator, a clamping device, a sealing device, a crushing device, a mixing device, a stirring kettle and a pump injection device, the sealing device, the crushing device, the mixing device, the stirring kettle and the pumping device are sequentially connected and jointly form an operation space capable of being isolated from the outside, and viscous flammable and explosive materials automatically flow among the devices in the operation space; and the oxygen content in the sealing device, the crushing device and the mixing device is controlled to be 3-5%. Viscous flammable and explosive materials are sealed in a barrel, the probability that the flammable and explosive materials make direct contact with oxygen is reduced, the oxygen element in combustion is limited, the explosion risk in the conveying process is reduced, other compatible waste liquid is introduced into the viscous materials, mixed and then merged into a furnace to be incinerated, the flowability of the viscous materials can be improved, and the combustion efficiency of the viscous materials is improved. The conveying resistance is reduced.

The utility model discloses a salted duck egg white membrane ultrafiltration desalting device which comprises a diluting and stirring unit and an ultrafiltration unit, the diluting and stirring unit comprises a material barrel, an inverted-U-shaped frame, a stirring motor, a stirring shaft and a plurality of stirring paddles, an ultrasonic wave generating unit is installed at the material barrel, a diluting pipe and a discharging pipe are connected to the material barrel, two feeding openings are formed in the top of the material barrel, and the two feeding openings are communicated with the stirring shaft. The ultrafiltration unit comprises a liquid inlet header pipe, a discharge header pipe, a backwashing header pipe, a waste liquid header pipe and a plurality of ultrafiltration pipes. According to the membrane ultrafiltration desalting device, the main feeding pipe and the auxiliary feeding pipe can be used for feeding at the same time, so that rapid feeding is achieved, the filtering unit is installed at the feeding port and used for filtering impurities, and the filtering unit can be rapidly replaced; the multiple pipes of the ultrafiltration unit are arranged in parallel, so that the ultrafiltration and backwashing operations are more flexible, and the liquid flow in the treatment process can be effectively controlled, thereby improving the efficiency and quality of salted duck egg white membrane desalination.

The invention discloses an incineration pretreatment system for radioactive combustible waste, and relates to the technical field of radioactive waste treatment.The system is characterized in that a drying unit is used for dehydrating wet waste to form dry material flow, a crushing unit is used for crushing the dry waste into small sizes, and a mixing unit is used for mixing liquid waste with diesel oil or kerosene; after the viscosity and the heat value are adjusted, feeding into a pyrolysis combustion unit; the hot melting compression unit is used for compressing the dry and wet waste into waste bags; the storage unit is used for providing a waste bag temporary storage area and feeding waste bags into the feeding unit; the feeding unit is used for feeding waste bags into the pyrolysis combustion unit; the pyrolysis combustion unit is used for carrying out pyrolysis combustion on the waste bag and the combustible liquid waste mixture; and the tail gas treatment unit is used for purifying tail gas generated by pyrolysis combustion. The system provided by the invention can be compatible with various common dry and wet combustible wastes and combustible liquid wastes of nuclear facilities, corresponding pretreatment procedures are carried out, and formed waste bags and waste material flows meet incineration treatment requirements.

The present invention discloses a multi-stage potato starch wastewater treatment equipment, which relates to the technical field of wastewater treatment, including a treatment tank, a solid waste isolation mechanism, the solid waste isolation mechanism including an isolation tank and a lifting frame, the isolation tanks having two in total, both of which are opened at the inner left end of the treatment tank, the lifting frames having two in total and movably arranged in the two isolation tanks, and a solid waste discharge mechanism, the solid waste discharge mechanism including a movable box and a reciprocating box, the movable boxes having two in total and movably arranged at the front and rear ends of the right top ends of the two isolation tanks. After the lifting frame is driven to rise, the movable grille is driven to rotate 180 degrees by the movement of the reciprocating box, so that the solid waste accumulated on the movable grille is discharged into the isolation tank, so that the equipment can continuously and uninterruptedly block the solid waste in the potato starch wastewater, and automatically discharge the blocking materials, thereby reducing the manual workload and improving the pretreatment efficiency of the potato starch wastewater.

The utility model relates to a dry-method denitration system. The dry-method denitration system comprises a crushing part, a drying part, a buffer bin and an ejector which are arranged in sequence, the crushing part is used for crushing a denitration agent to a preset particle size, the drying part is provided with a heating piece and is used for drying the denitration agent, and the temporary storage bin is used for storing the dried denitration agent; a discharge hole of the crushing part is communicated with the drying part and is provided with a first switch valve; a discharge hole of the drying part is communicated with the temporary storage bin and is provided with a second switch valve; a discharge port of the temporary storage bin is communicated with an ejector and is provided with a feeder, and the ejector is used for spraying a denitration agent into the hearth. The dry-method denitration system can solve the problem that in the dry-method denitration process, due to the fact that a denitration agent is affected with damp and agglomerated, the spray gun is blocked, and the denitration reaction is affected, the denitration reaction efficiency is guaranteed, the utilization rate of the denitration agent is increased, and the denitration reaction effect is improved.

The utility model discloses a plate production heat treatment machine's water circulation filtration cooling structure, including tank and particle processing cylinder, tank interior fixed connection is equipped with the assembled particle processing cylinder, tank interior middle position is transversely fixed connection is equipped with the partition plate, the particle processing cylinder is fixed connection to the top of partition plate, and the partition plate is equipped with the particle processing cylinder. And an electromagnetic discharging valve is installed at the bottom end of the particle processing cylinder, a feeding pipeline is fixedly connected to the bottom end of the electromagnetic discharging valve, and a spiral propeller is movably assembled in the feeding pipeline. According to the feeding device for explosion-proof membrane production, the variable-speed motor, the spiral propeller and the feeding pipeline are arranged, the feeding pipeline is adopted for feeding to a plastic particle processing machine, the variable-speed motor drives the spiral propeller to rotate, the particle propelling speed of the spiral propeller can be adjusted by adjusting the output rotating speed of the variable-speed motor, and feeding is more uniform; the labor cost is saved, and the problem that continuous and uniform feeding cannot be achieved is solved.

The utility model discloses a raw material pretreatment device for methyl acetate production, which comprises a reaction cylinder, a sealing cover is arranged at the position of an opening at the upper end of the reaction cylinder, a partition plate is fixedly connected inside the reaction cylinder, the inside of the reaction cylinder is divided into a mixing bin and a waste gas bin through the partition plate, the mixing bin is positioned below the waste gas bin, and the waste gas bin is positioned below the mixing bin. Waste liquid is guided into the mixing bin through the water inlet pipe, waste gas is guided into the gas spraying pipe through the gas inlet pipe, the waste gas is sprayed into the waste liquid at a high speed through the nozzles on the gas spraying pipe, the motor is started at the same time, and the waste liquid is sprayed into the mixing bin through the gas spraying pipe. And the rotating column is driven to rotate to drive the stirring rod to stir the waste liquid, so that the waste gas entering the waste liquid can be quickly mixed with the waste liquid, the speed of dissolving methyl acetate in the waste gas into the waste liquid is accelerated, and the pretreatment efficiency of the methyl acetate raw material is effectively improved.

The utility model discloses a kitchen garbage feed pretreatment device, and particularly relates to the technical field of kitchen garbage pretreatment, the kitchen garbage feed pretreatment device comprises a shell, an electromagnetic generator is fixedly arranged at the upper end of the shell, the output end of the electromagnetic generator penetrates through the upper end of the shell, and an electromagnetic block is fixedly arranged at the output end of the electromagnetic generator; the upper end of the electromagnetic block is fixedly connected with the upper end of the inner wall of the shell, a conveying motor is fixedly arranged on one side of the shell through a flange, and the output end of the conveying motor penetrates through one side of the shell. The inner side of the shell is provided with a swill seepage device capable of filtering the kitchen garbage; the swill seepage device comprises two rolling rollers, the two ends of the two rolling rollers penetrate through the two sides of the inner wall of the shell correspondingly, and one end of one rolling roller is fixedly connected with the output end of a conveying motor; and an iron slag magnetic attraction device capable of adsorbing and discharging iron slag is arranged on the outer surface of the electromagnetic block. Due to the arrangement of the swill seeping device, swill in kitchen garbage can be filtered conveniently.

The utility model discloses a small-specification rectangular pipe stand column butt joint structure node component for an assembly type elevator shaft, relates to the technical field of assembly type elevator shafts, and aims to solve the problems that when an existing butt joint structural component for an assembly type elevator is used, due to the fact that the structure of the component is too single, the workload is large during preprocessing, and the production time of a factory is obviously increased. According to the technical scheme, the device comprises a plurality of rectangular pipe stand column assemblies and a plurality of cross beam assemblies, a first butt joint mechanism is arranged between every two adjacent rectangular pipe stand column assemblies, and a second butt joint mechanism is arranged between each rectangular pipe stand column assembly and the corresponding adjacent cross beam assembly. The first butt joint mechanism and the second butt joint mechanism are arranged and matched with the universal cross beam and the universal stand column, so that the production and assembly process of equipment parts can be effectively simplified, and the pre-machining efficiency of the assembly type elevator shaft is remarkably improved.

This invention discloses a rapid negative pressure pretreatment machine for fruits and vegetables, comprising a fixed frame and a negative pressure chamber. The negative pressure chamber is fixedly installed inside the fixed frame. A cold air assembly is installed at the bottom of the inner wall of the fixed frame, and a conveyor belt is fixedly installed near the top of the inner wall of the fixed frame to transport fruits and vegetables into the negative pressure chamber. A reciprocating moving assembly is fixedly installed on the conveyor belt. This invention solves the problems of uneven precooling and blind spots in existing negative pressure pretreatment machines for fruits and vegetables. Through the linkage design of the reciprocating moving assembly and the cold air assembly, combined with the flipping action of the lever, two sets of symmetrically arranged cold air nozzles are located at the top and bottom of the conveyor belt, respectively. With the reciprocating swing and linear movement, and the lever flipping the fruits and vegetables, the upper and lower surfaces, sides, and contact parts of the fruits and vegetables can be fully contacted with the cold air, ensuring uniform cooling of the same batch of fruits and vegetables. This solves the problems of large differences in cooling rate and poor negative pressure treatment effect caused by traditional precooling.

The invention discloses a biochemical sample pretreatment device and method of a multi-parameter full-automatic biochemical analysis system, and relates to the technical field of sample pretreatment. Comprising the following steps: 1, sample collection: obtaining a biochemical sample needing to be pretreated and pretreatment requirements, and placing the biochemical sample in a treatment test tube; 2, determining a preprocessing process: presetting a preprocessing method; in the centrifugal treatment process, infrared rays are emitted through the infrared emitter and irradiate a biochemical sample in the treatment tank through the perspective window, then the infrared rays emitted by the infrared emitter are received through the infrared receiver, and whether the biochemical sample is centrifuged or not can be judged by judging the intensity of the received infrared rays; the pretreatment efficiency and the pretreatment accuracy are improved, after the biochemical samples in the treatment mechanism are centrifuged, the treatment mechanism can be taken out from the placement groove through the lifting mechanism, and the situation that centrifugal treatment of the biochemical samples in other treatment mechanisms is hindered is avoided.

The invention relates to the technical field of big data processing, and relates to a data processing method and device, a computer program product and electronic equipment. The data processing method comprises the following steps: analyzing an obtained multi-source data file, and extracting numerical value information and semantic background information corresponding to the numerical value information from the multi-source data file; according to the numerical information and the corresponding semantic background information, performing clustering processing on the numerical information according to preset multi-dimensional clustering features to obtain a plurality of data clusters, and performing statistical analysis on data in each data cluster to generate a structured data template corresponding to each data cluster; and matching the to-be-processed file with the generated structured data template, determining a target data template according to a matching result, and processing the to-be-processed file based on the target data template to obtain processed data. The data processing efficiency and accuracy can be improved.

This invention relates to the field of wastewater treatment, specifically a wastewater treatment device, including an electrolytic cell with an electrolysis assembly installed on it; it also includes a centrifugal sedimentation mechanism and a reciprocating stirring mechanism, which cooperate with each other; the centrifugal sedimentation mechanism includes a centrifuge cylinder with a turbine installed on it, and a rotation drive assembly installed on the bottom outer wall of the electrolytic cell; the reciprocating stirring mechanism includes a connecting frame with several rotating tubes connected to it, the bottom of which is connected to a stirring rod via a mounting base; a drive gear placed on the rotating tubes; and a rack and pinion reciprocating frame meshing with the drive gear. This invention utilizes the centrifugal sedimentation mechanism and the reciprocating stirring mechanism to achieve rapid sedimentation of impurities in wastewater, and the precipitated wastewater solution is discharged into the electrolytic cell through the top opening of the centrifuge cylinder for electrolytic sedimentation, thus facilitating rapid sedimentation of wastewater.

The invention relates to the technical field of coffee powder processing, and discloses a coffee powder superfine grinding, quantitative grading and packaging device which comprises a packaging box, a processing mechanism is arranged above the packaging box, an auxiliary mechanism is arranged above the packaging box, the processing mechanism comprises a processing box, and the bottom face of the processing box is fixedly connected with the upper surface of the packaging box; the upper surface of the treatment box is fixedly connected with a cleaning box, and the upper surface of the treatment box is fixedly connected with a drying box. According to the superfine grinding, quantitative grading and packaging device for the coffee powder, when a rotating plate rotates, a cleaning cover below can be driven to rotate, so that impurities of coffee beans in the cleaning cover can be rapidly removed, the situation that foreign matter exists in the coffee beans, and the grinding quality is affected is avoided, and therefore the coffee beans can be conveniently cleaned and pretreated; and meanwhile, through a drying box and an electric heating pipe, the coffee beans in the cleaning cover can be conveniently dried after the coffee beans are cleaned, and the coffee bean pretreatment efficiency of the device is improved.

The application discloses a pepper seed oil squeezing device, and particularly relates to the technical field of squeezing pretreatment, which comprises a pretreatment box, a movable tooth cavity block, a plurality of tooth gaps, a power unit, a tooth baffle and a linkage assembly. The movable tooth cavity block is slidably arranged in the pretreatment box. The plurality of tooth gaps are arranged on one side of the movable tooth cavity block. The power unit is arranged on the other side of the movable tooth cavity block. The tooth baffle is slidably arranged on the inner wall of the movable tooth cavity block. The tooth baffle is provided with the linkage assembly. The device can simultaneously crush the pepper seeds according to the pre-squeezing extrusion, and synchronously supply the pepper seeds with the biological enzyme solution at different positions according to the crushing power. The device can improve the biological squeezing pretreatment efficiency, and significantly save the energy consumption of the additional driving components, thereby solving the problems of low squeezing pretreatment efficiency and poor energy saving.

The invention relates to a production device for shrimp culture fermented feed. Impurities in agricultural waste are removed by fine screening and the ratio of water to carbon source is adjusted to ensure that the materials entering the fermentation tank are uniform and suitable for microbial decomposition. A power device drives a stirring shaft and related components to achieve efficient mixing, crushing and primary fermentation strain inoculation. A high-pressure oxygen supply system and intelligent temperature control technology are combined to maintain optimal fermentation conditions and effectively improve the decomposition efficiency of organic matter. In addition, waste gas generated by primary fermentation is recovered and burned to convert into heat energy for heating a fermentation tank body to achieve energy recycling. In the process of material transfer, an adjusting component is used for fine cutting and secondary crushing. At the same time, a specific functional microbial preparation is added in the lower inner tank body to enrich the nutrient components of the feed, thereby achieving efficient conversion of agricultural waste resources and improving the economic benefits of the fermentation process.

The utility model provides a filtering type centrifugal machine which comprises a machine body provided with a working cavity. The machine cover is provided with an opening position and a closing position which are used for opening or sealing the working cavity; the centrifugal barrel is positioned in the working cavity; the filter element is arranged in the centrifugal barrel and provided with a support and a filter membrane wrapping the support, an assembling part is arranged at the bottom of the support, a connecting part is arranged at the bottom end of the centrifugal barrel, and the connecting part is matched with the assembling part to achieve detachable connection between the centrifugal barrel and the support. The replacement process of the filter element is simpler, user operation is facilitated, time and labor are saved, and improvement of the sewage pretreatment efficiency is facilitated; moreover, the quick-release structure adopted by the equipment can prevent a user from switching treatment equipment of different models, so that the sewage pretreatment cost is greatly reduced.

The invention provides a reverse osmosis membrane integrated system applied to chemical wastewater treatment, and belongs to the technical field of chemical wastewater treatment.The reverse osmosis membrane integrated system comprises reverse osmosis host equipment, the reverse osmosis host equipment comprises a frame, a high-pressure pump is arranged on the inner wall of the frame, and a reverse osmosis membrane assembly is further arranged on the frame; the reverse osmosis membrane assembly is used for separating salt and organic matter impurities in the chemical wastewater, and pretreatment equipment is further mounted on one side of the frame and is used for pretreating the chemical wastewater before the chemical wastewater enters the reverse osmosis host equipment; the device can be driven by natural impact force generated when chemical wastewater enters the separation tank to operate, large impurities in the chemical wastewater can be efficiently separated, extra power input is not needed, energy consumption and operation cost are reduced, in the impurity separation process, the filter screen can be automatically and intermittently dredged, good permeability of the filter screen is maintained, and the service life of the filter screen is prolonged. The continuous and stable operation of the pretreatment equipment is ensured, and the working efficiency is improved.

The invention relates to the technical field of data processing, in particular to a PLM-based BOM data management method and system, and the method comprises the steps: obtaining product BOM basic data, complementing missing parameters needed by MTBF calculation, and obtaining a calculation-ready BOM; splitting function fragments for the calculation-ready BOM according to a hierarchical structure, deploying MTBF calculation nodes, and calling the function fragments for calculation to obtain a dynamic reliability calculation result; a dynamic reliability calculation result is analyzed through a decision tree algorithm, BOM potential fault points are identified, risks are quantified, an optimization scheme is generated by combining PLM with a component reliability knowledge base, and an optimized reliability calculation result is obtained; and based on an optimized reliability calculation result, integrating key value-added contents through an intelligent enhancement system, normalizing a report format according to bid invitation requirements, and generating a standardized reliability prediction report. According to the scheme, a BOM full-process closed-loop mechanism with deep cooperation of the PLM and the MTBF is constructed, and the reliability and the accuracy are improved.

This invention relates to the field of metal ore crushing technology, specifically disclosing a metal ore pretreatment device and system, comprising: a movable jaw component and a pushing mechanism. The movable jaw component includes a support part, a movable jaw plate, and a locking part. The support part and the locking part are both connected to a moving part. The movable jaw plate is slidably connected between the support part and the locking part. The moving part can drive the movable jaw plate to reciprocate and swing, cooperating with a fixed jaw plate to crush the metal ore. The pushing mechanism includes a second drive source, a transmission component, and a pushing component. The second drive source is connected to a frame. The pushing component is mounted on the moving part. The transmission component is connected between the second drive source and the pushing component. The pushing component is connected to the movable jaw plate. The second drive source drives the transmission component, so that the transmission component drives the pushing component to run, thereby driving the movable jaw plate to reciprocate laterally. The metal ore pretreatment device and system of this invention generates shearing force on the metal ore through the reciprocating lateral movement of the movable jaw plate, further crushing the metal ore.

The invention discloses a foam particle conveying device for foam production, and particularly relates to the technical field of foam particle pretreatment, the foam particle conveying device comprises a frame, a horizontal electromagnet, a screening separation piece, an inclined electromagnet and a driving module, and the horizontal electromagnet is mounted above the frame; the screening and separating piece is installed on the upper inclined face of the horizontal electromagnet, and an inclined electromagnet is installed on the screening and separating piece. The driving module is installed at one end of the horizontal electromagnet. The device has the advantages that metal impurities adsorbed on the electromagnets are synchronously and rapidly stripped, long-time shutdown caused by one-by-one maintenance is avoided, the maintenance time is remarkably shortened, and the pretreatment efficiency of foam particle conveying and recycling is improved, so that the problem that the metal impurities in all the fully-adsorbed positions are difficult to synchronously and rapidly reach the appointed stripping and removing positions, and the production efficiency is improved is solved. And the pretreatment efficiency of foam particle production and recovery is reduced.

The invention relates to the technical field of petroleum smelting tail gas treatment and discloses an environment-friendly petroleum smelting tail gas treatment device and method.The environment-friendly petroleum smelting tail gas treatment device comprises a pretreatment pipe, a flow guide cover is slidably mounted at the gas inlet end of the pretreatment pipe, and a sliding plate is slidably mounted at the gas outlet end of the pretreatment pipe; a filter screen is arranged on the inner side wall of the end, away from the sliding plate, of the flow guide cover, a cooling cylinder is fixedly installed on the face, opposite to the flow guide cover, of the sliding plate, the end, away from the sliding plate, of the cooling cylinder is slidably connected with the inner side wall of the flow guide cover, and a rotating shaft is rotatably installed on the inner side wall of the pretreatment pipe through a support. Particle impurities in tail gas are effectively filtered through the filter screen, it is ensured that the tail gas reaches certain cleanliness before follow-up treatment, meanwhile, automatic vibration and cleaning of the filter screen are achieved through mechanical cooperation of the rotating sleeve and the shifting plate, the filter screen is prevented from being blocked, the pretreatment efficiency is improved, and the manual intervention and the filter screen replacement frequency are reduced.

An automatic enzyme liquid discharging device for bedside pretreatment of an endoscope comprises a shell and a control unit, and a liquid discharging space and a storage space are arranged in the shell; a liquid supply unit for storing enzyme liquid and quantitatively discharging the liquid is arranged in the storage space; and a container bearing mechanism for bearing and transferring a container is arranged in the liquid discharging space. The device is compact in structure and high in automation degree, full-process semi-automation of automatic quantitative liquid discharging of pretreatment enzyme liquid beside an endoscope bed, automatic container transferring and automatic recycling after use is achieved, the burden of medical staff is effectively relieved, and the standardization level of pretreatment operation and infection control safety are improved.

The invention relates to the technical field of plastic waste recovery, and discloses a pearl wool waste recovery device which comprises a mounting frame, a conveying belt is arranged on the mounting frame, a limiting mechanism is arranged on the conveying belt, a fixing frame is fixedly mounted on the mounting frame, and a main blade is fixedly mounted at the bottom of the fixing frame. A synchronous mechanism and a vertical cutting mechanism are further arranged on the mounting frame, the main blade is used for cutting the pearl wool plate into strips, the synchronous mechanism is used for pulling the vertical cutting mechanism to synchronously move along with the pearl wool plate, and the vertical cutting mechanism is used for cutting the strip-shaped pearl wool plate into blocks in the process of synchronously moving along with the pearl wool plate. According to the invention, the precision and efficiency of pretreatment cutting are optimized, so that the pearl wool waste is in a regular small block state before entering the crusher, uniform feeding of the crusher is facilitated, the risk of material blockage is reduced, energy consumption and cutter wear in the crushing process can be reduced, and the economical efficiency and stability of the whole recovery process are improved.

The invention discloses a continuous separation device for oil residue-containing wastewater in a rare earth production process, the continuous separation device comprises a diversion pool, a Dohr clarifying barrel, a horizontal screw centrifuge and a disc centrifuge, the diversion pool comprises a diversion pool body and an oil residue scraper, the diversion pool body is of a box body structure with an opening at the top, a track is arranged at the top of the diversion pool body, and the oil residue scraper is mounted on the track; the shunting pool body is provided with an oil collecting groove, a shunting pool oil discharging opening, a shunting pool water discharging opening, a slag collecting groove and a shunting pool slag discharging opening; the shunting pool oil discharging opening and the shunting pool slag discharging opening are respectively provided with a conveying pump and a control valve; an oil discharge port of the shunting pool is connected with a material inlet of the disc centrifuge through a pipeline, and a slag discharge port of the shunting pool is connected with a material inlet of the Dole clarifying barrel through a pipeline. The invention further discloses a continuous separation method for the oil residue-containing wastewater in the rare earth production process. The continuous oil-water-slag separation of the sulfuric acid rare earth transformation wastewater can be realized, so that the pretreatment efficiency of the rare earth transformation wastewater is improved.

A biogas fermentation device based on an LSTM model comprises a tank assembly (1), a top plate assembly (2), a stirring assembly (3) and a server (6), wherein the tank assembly (1) is designed as a circular tank structure, the top plate assembly (2) is slidably arranged on the top of the tank assembly (1), the stirring assembly (3) is arranged below the top plate assembly (2) and is used to stir the material in the tank assembly (1), the top plate assembly (2) is provided with a transmission motor (2-4), a pressure sensor (2-13) and a pH sensor (2-14), the tank assembly (1) is provided with a heating strip (1-3) for heating the material, and a biogas collection and transmission pipe (4) is also provided above the tank assembly (1) for conveying the collected and generated biogas. The beneficial effect is that the biogas fermentation device can be kept in an optimal working state for a long time.

The utility model discloses a steel cold rolling wastewater reverse osmosis concentrated water pretreatment device which comprises a box body, the top end of the box body is vertically and rotatably connected with a screw rod, the screw rod penetrates through the inner wall of the top end of the box body, the box body is internally provided with a rotary flushing mechanism for driving the screw rod to rotate, and the interior of the box body is slidably connected with a scraping plate. The scraping plate is matched with the box body, a sliding mechanism for driving the scraping plate to move up and down is arranged in the box body, and a stirring mechanism for mixing and stirring chemicals and sewage is arranged in the box body. According to the device, chemical agents and waste water are mixed and stirred, so that the chemical agents and the waste water can be in full contact for reaction, and the fluorine ion removal efficiency is improved, so that the pretreatment efficiency of reverse osmosis concentrated water of steel cold rolling waste water is improved, sediments on the four walls in the device are scraped and washed, and the service life of the device is prolonged. The pretreatment efficiency of the reverse osmosis concentrated water of the steel cold rolling wastewater is further improved.