6338results about "Magnetic separation" patented technology

The present disclosure relates to systems, devices, and methods for automated cell sorting within a cell processing system. In an embodiment, the present disclosure relates to an automated cell sorting system comprising a cartridge having a cell sorting module, where the cell sorting module comprises a flow cell, and an instrument within a bay of a cell processing workcell, where the instrument comprises a magnetic array couplable to the flow cell, each of the magnets within the magnetic array having a width of w and being spaced apart by between about w / 3 to about ¾w, and wherein the flow cell has a height of between about 1 / 12w to about ⅛w.

The invention relates to the technical field of motor shaft size detection, in particular to motor shaft size detection equipment which comprises a detection table, a fixing mechanism, a length detection mechanism, a diameter detection mechanism and a cleaning mechanism. The length detection mechanism comprises a top plate, a detection plate, a first laser distance measuring sensor and a moving assembly, the cleaning mechanism comprises a transverse plate, an electromagnet, a sponge eraser, a telescopic assembly, a rotating assembly and a transmission assembly, and the diameter detection mechanism comprises a sliding frame, a sliding assembly and two second laser sensors. The length of the motor shaft can be detected, the diameter of the motor shaft can be obtained by arranging the two second laser sensors, the length and the diameter of the motor shaft can be synchronously detected by using one detection device, and the size detection efficiency of the motor shaft can be improved.

A disk-pack turbine for use, for example, in systems and methods in at least one embodiment for separating fluids including liquids and gases into subcomponents by passing the fluid through a vortex chamber into an expansion chamber and then through at least a portion of a waveform pattern present between at least two rotors and / or disks. The rotors and / or disks having waveform patterns on at least one side. In at least one embodiment, the waveform patterns include a plurality of hyperbolic waveforms travelling around an axial center of the disk with each hyperbolic waveform having a varying diameter along the waveform.

The present invention provides a device and method for the resource utilization of urban waste incineration slag, which relates to the technical field of slag waste recycling. The device for the resource utilization of urban waste incineration slag includes an equipment frame and a crusher installed on the equipment frame. It further includes a flow and precipitation component, a water addition component, and a resource recovery component installed on the equipment frame. The crusher transfers the crushed slag to the water addition component. The water addition component is used to add water to the ash slag and make it flow into the flow and precipitation component. After operation and precipitation, it is then discharged onto the resource recovery component. It also includes multiple groups of stirring components for stirring the slurry in the flow and precipitation component. The device and method for the resource utilization of urban waste incineration slag, by setting the flow and precipitation component, can obtain precipitation within the operation time compared with a fixed sedimentation tank, and can be flipped and dumped, and flushed with high-pressure water, making it easier to clean the internal slurry and preventing blockage.

The invention belongs to the technical field of magnetite beneficiation, and particularly relates to a method for removing iron impurities in minerals through manual and automatic three-stage combination in magnet beneficiation, a three-stage iron removal system is arranged, the iron impurities and ferromanganese are detected step by step according to the size of the iron impurities and the property of magnets or ferromanganese, and a detected magnetic field is cooperatively calibrated step by step; and iron impurities in the ores are removed in a classified manner. Compared with the prior art, the system has the beneficial effects that a manual and automatic three-stage combined iron removal solution is adopted, large magnetic iron impurities, small magnetic iron impurities and ferromanganese impurities in the process are efficiently classified and removed in a targeted manner, damage of the iron impurities to equipment such as an ore crusher and a belt conveyor is avoided, the operation efficiency of the process is improved, and the production cost is reduced. And the problem of removing iron impurities in magnet beneficiation is solved.

The invention relates to magnetic impurity separation equipment for ceramic glaze processing, which comprises a separation box, the upper end of the separation box is provided with a feed hopper, the separation box is internally provided with an impurity removal mechanism, the impurity removal mechanism comprises a U-shaped frame located in the separation box, two rotating shafts are oppositely arranged on two side walls of the U-shaped frame, and the two rotating shafts are oppositely arranged on the two side walls of the U-shaped frame. A hollow roller is arranged between the two rotating shafts, an L-shaped fixing plate is arranged on one side wall of the U-shaped frame, a fixing shaft penetrating through the rotating shaft on the same side and extending into the hollow roller is arranged on the L-shaped fixing plate, and a semicircular permanent magnet located in the hollow roller is arranged on the fixing shaft. An impurity outlet is formed in the side wall of the separating box, and a glaze outlet connected with the triangular shunting block is formed in the bottom wall of the separating box; magnetic impurities on the hollow roller can be removed without shutdown, and the continuous separation capacity of the magnetic impurities is achieved.

The invention provides a therapeutic drug monitoring kit and method and system, a magnetic bead extraction method is combined with LC-MS / MS detection to be applied to human blood drug concentration monitoring, a mixed magnetic bead solution containing phospholipid removal magnetic beads and to-be-detected drug adsorption magnetic beads is utilized to perform adsorption and extraction pretreatment on a to-be-detected drug in a sample, automatic treatment equipment is matched, and the concentration of the to-be-detected drug in the to-be-detected drug in the to-be-detected drug in the to-be-detected drug in the to-be-detected drug in the to-be-detected drug in the to-be-detected drug is detected. The pretreatment efficiency is high, the phospholipid content in the supernate is low, and the matrix effect and the chromatographic column washing pressure are greatly reduced. According to the therapeutic drug monitoring method provided by the invention, a unified pretreatment process is used, simultaneous extraction of multiple drugs is realized, and through a magnetic bead automatic extraction method, the pretreatment step of a sample can be rapidly completed, a therapeutic drug monitoring result can be rapidly obtained, the overall detection time is shortened, and the detection efficiency is improved. Therefore, a reliable laboratory examination basis is provided for individualized treatment.

The invention discloses an artificial intelligence visual sorting machine for spices, and relates to the technical field of sorting machines, the artificial intelligence visual sorting machine comprises a vibration feeding mechanism, the vibration feeding mechanism comprises a mounting frame, the top of the mounting frame is fixedly connected with a rubber block, and the top of the rubber block is fixedly connected with a feeding groove. A vibration motor of the vibration feeding mechanism is matched with an inclined feeding groove, uniform and continuous feeding of materials is achieved, stable conveying of the conveyor is matched, during conveying, the visual detection mechanism adopts three sets of visual detection cameras with different light sources, an AI feature recognition module is combined, and color, mildew, form and texture features can be captured at the same time; the identification rate of homochromatic heterogeneous impurities is remarkably improved, the limitation of single identification dimension of a common color sorter is broken through, a plurality of groups of visual detection mechanisms are linked with a sorting execution mechanism, grading requirements of spices with different qualities are met through a plurality of groups of collaboration modules, and during category replacement, only a feature model needs to be updated through a man-machine interaction module, so that the classification efficiency is greatly improved. And mechanical parameters do not need to be repeatedly debugged.

The invention discloses a building engineering waste treatment device with a classified storage function, and relates to the field of waste recycling, the building engineering waste treatment device comprises a treatment box and a material adding opening formed in the upper portion of the treatment box, a buoyancy separation chamber is arranged in the treatment box, and the buoyancy separation chamber and the material adding opening communicate with each other; and a floating collection mechanism is arranged above the buoyancy separation chamber. According to the building engineering waste treatment device with the classified storage function, by means of the ingenious layout of the buoyancy sorting chamber, waste such as wood and plastic is separated from building stone such as concrete, the waste is in a floating state, the waste sinks to the bottom, and then various substances are crushed through the first crushing mechanism and the second crushing mechanism, so that the waste treatment efficiency is improved. The solid waste is destroyed and conveniently recycled, after treatment is completed, materials are classified and stored through different classified storage boxes, the classified storage effect is achieved, useful metal objects in crushed objects can be sorted, and therefore the follow-up recycling process is greatly facilitated.

The invention belongs to the technical field of mine ore washing equipment, and relates to improvement of the production efficiency of an elutriation machine, in particular to an elutriation system for efficient iron ore washing and separation and a control method thereof.The elutriation system comprises a concentrate pulp mixer, an overflow groove, an elutriation barrel, a supporting platform, an ore washing water path and a control system; the concentrate pulp mixer is arranged above the elutriation barrel, the overflow groove is formed in the lower portion outside the concentrate pulp mixer and is in an inclined table shape, the tailing outlet is formed in the bottom of the inclined table, the middle of the interior of the overflow groove is connected with the elutriation barrel, a middle barrel body of the elutriation barrel is divided into an inner barrel body and an outer barrel body, and multiple sets of magnet exciting coils are arranged between the inner barrel body and the outer barrel body. The lower part of the inner cylinder is connected with an inverted-cone cylinder; a stirring impeller is arranged below the concentrate pulp mixer; the lower part of the elutriation barrel is filled with direct-flow water and rotational flow water through an ore washing water path; the system automatically recognizes working condition changes according to the ore feeding property, the material amount, field data and database set values, the optimal operation mode is selected, a magnetic field, an ore removal valve, a water supply valve and the like are controlled, efficient and intelligent separation of iron ore powder is achieved, and the optimal ore washing effect is achieved.

The invention discloses a powder metal particle removing system and method, and the method comprises the steps that powder is transferred into a preset container; mixing the powder materials in the container; putting the mixed powder into a sagger, and sintering to form a crystal structure; the sintered crystal structure is crushed and ground to the required particle size; and metal particles in the crushed particles are subjected to microwave oxidation. According to the scheme provided by the invention, after the powder is transferred into the preset container to be mixed, the powder is sintered in the sagger, then the sintered powder is ground, and finally the ground powder is subjected to microwave heating by utilizing the microwave oxidizer. After the microwave irradiates the powder, the metal particles contained in the powder can be quickly oxidized, the heating speed is high, the efficiency is high, the corresponding metal particles can be effectively removed, and the removal efficiency is high.

The utility model belongs to the technical field of material treatment, and particularly relates to a demagnetizing device for a carbon nano tube, which comprises a box body, a demagnetizing device, a demagnetizing device, a demagnetizing device and a demagnetizing device, the at least two demagnetizing assemblies are the same in structure; any one of the demagnetizing assemblies is arranged obliquely below the other demagnetizing assembly; the demagnetizing assembly comprises a rotating shaft connected with a bearing of the box body, two fixing plates arranged on the rotating shaft in a sleeving manner, and at least three trapezoidal magnets arranged between the two fixing plates; wherein the bevel edges of the trapezoidal magnets are in contact with one another in sequence so as to be matched with the two fixing plates to form a polygon; according to the demagnetizing device for the carbon nanotubes, the plurality of demagnetizing assemblies are arranged, so that when the carbon nanotubes enter the box body from the feeding port, magnetic impurities are captured step by step when the carbon nanotubes pass through the plurality of demagnetizing assemblies, and the carbon nanotubes are separated from the box body, so that the carbon nanotubes are separated from the box body. Therefore, the efficient and deep demagnetizing effect is achieved.

The utility model belongs to the technical field of washing equipment, and particularly relates to a rotary de-ironing separator with a cleaning function, which comprises an upper box body, a motor, a mounting rack, a fixed plate I, a magnetic cylinder and a positioning rod, the mounting rack is fixedly connected to the left side of the upper box body, the motor is mounted above the mounting rack, the left side of the fixed plate I is connected to the output end of the motor, and the magnetic cylinder is mounted above the mounting rack. The positioning rod is fixedly connected to the right side of the first fixing plate, the outer surface of the positioning rod is sleeved with the magnetic barrel, and the cleaning device is arranged at the right end of the magnetic barrel and comprises a first air cylinder, a scraper, a fixing rod, a second fixing plate and a fixing column. According to the rotary iron remover with the cleaning function, a motor drives a first fixing plate, a positioning rod and a magnetic barrel to rotate to adsorb scrap iron, a first air cylinder drives a second fixing plate, a fixing rod and the magnetic barrel to move back and forth on a scraper to clean the scrap iron on the surface of the magnetic barrel, and a second air cylinder and a connecting rod mechanism drive a rotating shaft and a baffle to rotate; waste materials and raw materials are guided to different areas in the collecting tank, and the dust cover and the dustproof cover prevent dust from entering the equipment.

The invention relates to the technical field of magnetic separation, in particular to a magnetic gradient separation fire metal material evidence screening machine and a multistage magnetic field regulation and control method thereof.The magnetic gradient separation fire metal material evidence screening machine comprises a machine body, a feeding pipe and rotating cylinders are rotationally connected to an inner cavity of the machine body, magnetic separation assemblies are installed between the feeding pipe and the rotating cylinders and between the two rotating cylinders, and driven gears are installed on the outer walls of the feeding pipe and the rotating cylinders; according to the multi-stage magnetic separation device, the multi-stage magnetic separation design is adopted, magnetic force sequentially increased from top to bottom of the magnetic separation assembly is combined with centrifugal force generated by rotation of the feeding pipe and the rotating cylinders, and materials are evenly dispersed and make full contact with the magnetic separation assembly; meanwhile, the valve plate assemblies are sequentially opened in the descending process of the abutting blocks, so that the materials sequentially fall down layer by layer, sorting disorder caused by falling of a large number of materials at a time is avoided, the materials can be kept for enough time on each magnetic separation assembly, it is ensured that metal material evidences with different magnetisms are fully adsorbed, and the screening accuracy is greatly improved.

The invention discloses an intelligent iron removal monitoring management method and system for a conveying belt and a storage medium, and the method comprises the steps: obtaining ferromagnetic target information, generating a foreign matter monitoring report according to the ferromagnetic target information, and finally carrying out the iron removal operation according to the foreign matter monitoring report and the state information of an iron removal unit. According to the device, metal foreign matters of different types and positions are sucked and removed, an operation instruction can be sent out in time before the foreign matters reach an iron removal area, timely and accurate actuation of the iron removal unit is ensured, the iron removal efficiency and accuracy of the conveying belt are remarkably improved, the impact risk on coal flow of the conveying belt is reduced, and the service life of the conveying belt is prolonged. And the automation level and the real-time monitoring capability of the system are improved.

The invention provides a high-value recovery method and device for a retired double-glass photovoltaic module. The high-value recovery method comprises the four steps of lossless disassembly of a frame and a junction box, gradient separation of double-sided glass, segmented pyrolysis of inert gas and material sorting. On the basis of gradient pyrolysis and flexible separation and recovery technologies, nondestructive recovery of the double-sided glass is realized, and complete separation of the double-sided glass is realized by gradient heating and flexible stripping technologies; high-value battery pieces are reserved, and thermal damage is avoided through segmented pyrolysis and ultrasonic vibration; resources are circulated in a closed-loop mode, the reutilization rate of glass, battery pieces and welding strips is high, and the retired double-glass assembly can achieve all-material closed-loop recycling.

The utility model discloses an automatic metallurgy feeding device, and particularly relates to the technical field of industrial manufacturing, the automatic metallurgy feeding device comprises two supporting plates, the front parts of the upper ends of the two supporting plates are jointly and fixedly connected with a blanking assembly, and the middle parts of the upper ends of the two supporting plates are jointly and fixedly connected with a swing mechanism; a separation mechanism is jointly and fixedly connected between the opposite faces of the two discharging assemblies, a first transmission assembly is fixedly connected to the upper portion of the right end of the supporting plate located on the right side, and a conveying assembly is jointly and fixedly connected to the lower sides of the front ends of the two supporting plates. According to the automatic metallurgy feeding device, the falling point and the flow of materials can be accurately controlled through the discharging assembly and the swing mechanism, it is guaranteed that the materials are evenly distributed on the conveying belt or in the stock bin, the materials cannot be stacked or broken, the feeding process is smoother, and the feeding efficiency is improved. And the problem of feeding interruption or speed reduction caused by non-uniform material distribution is reduced, and the feeding efficiency is effectively improved.

The invention relates to the technical field of jigging magnetic flotation columns, and discloses a jigging magnetic flotation column which comprises an inner cylinder, a magnet exciting coil is fixedly connected to the periphery of the inner cylinder, and an outer cylinder is arranged on the periphery of the magnet exciting coil; a conical concentrator is fixedly connected to the bottom of the inner cylinder, and a pulsation mechanism is arranged on one side of the conical concentrator; and the inner cylinder is connected with a feeding mechanism. The technical problems that a large amount of washing water needs to be used for elutriating the magnetic separator, and the concentration of reagents is affected by adding water into a flotation column are solved, the magnetic separation method for magnetite by applying magnetic levitation is possible, the magnetic separation magnetic field intensity is synchronously and reversely adjusted, and the problems of overflow tailing black running and magnetic ore concentrate magnetic inclusion caused by jigging pulsation are solved; the accidents that the ore pulp of the flotation column runs out of the groove and overflows and the elutriation magnetic separator runs out of the groove and overflows are prevented, and the product recovery rate and the concentrate index are also improved.

The utility model belongs to the technical field of magnetic separators, and particularly relates to an electromagnetic separator with a heat dissipation coil, which comprises a frame, a conveying mechanism mounted on the frame, a transmission mechanism connected with the conveying mechanism, and a magnetic separation mechanism mounted on the frame. The magnetic separation mechanism comprises a shell, a winding reel is mounted in the shell, the winding reel is connected with a mounting frame, and a mounting ring is mounted on the mounting frame; each installation ring is provided with a plurality of winding supporting rods, electromagnetic wires are wound around the outer sides of the winding supporting rods of the installation rings, the electromagnetic wires sequentially wind around the winding supporting rods of the installation rings from inside to outside along the centermost installation ring, and a heat dissipation gap is reserved between every two electromagnetic wire layers. By arranging the mounting ring and the winding supporting rod, a plurality of gaps are reserved between the electromagnetic coils, heat dissipation of the electromagnetic coils is facilitated, the ventilation holes, the draught fan, the coil pipe, the oil cooler and the temperature sensor are additionally arranged, the temperature in the magnetic separation mechanism can be detected and adjusted in real time, and normal operation of the device is guaranteed.

A system for automated extraction of biological samples from a set of biological samples has a small footprint and minimal movement of consumable sets, thereby reducing potential contamination during the extraction process. The extraction system includes a set of reaction tubes, a storage unit for storing a set of consumables, a sample preparation unit, a sample extraction unit, a waste unit, a plurality of robots for moving the tubes, samples, and cassettes, and a programmable control system programmed to process the samples in a serial mode in which a series of samples are processed sequentially in time one after another, thereby maintaining a continuous mode. Thus, a fixed processing turnaround time for each sample is maintained regardless of when the sample starts processing.

A process for recovering materials from a black mass material obtained from lithium-ion batteries can include: i) conveying a black mass material as a black mass solid stream; ii) leaching the black mass solid stream to form a pregnant leach solution and residual solids; iii) separating the pregnant leach solution from the residual solids; iv) isolating a copper product from the pregnant leach solution; v) isolating an aluminum (Al) and / or iron (Fe) product from the pregnant leach solution; vi) isolating a manganese (Mn) product from the from the pregnant leach solution; vii) isolating a cobalt (Co) product from the from the pregnant leach solution; viii) isolating a nickel (Ni) product from the from the pregnant leach solution; ix) isolating a salt by-product from the pregnant leach solution; and x) isolating a lithium product the pregnant leach solution.

The present invention relates to a process which allows the removal of microplastics present in aqueous streams by means of the immediate formation of microplastic / magnetic iron material aggregates by means of a Venturi device and the subsequent separation of the formed aggregates by applying a magnetic filter.

The invention discloses a magnetic separation-flotation combined stepped deep iron removal method for granite tailings. According to the method, after granite tailings are subjected to ore grinding treatment, magnetic separation impurity removal, black and white mica ore removal through reverse flotation and fine ferrodolomite ore removal through reverse flotation are conducted in sequence, after the pH of reverse flotation tailings is adjusted, fluoride-free and acid-free separation is conducted, low-iron quartz concentrate and feldspar rough concentrate are obtained, the feldspar rough concentrate is subjected to regrinding and secondary magnetic separation impurity removal, and the low-iron quartz concentrate and the feldspar rough concentrate are obtained. And low-iron feldspar concentrate is obtained. According to the method, no strong acid is involved in the whole process, the technical problem that in the prior art, strong acid is introduced in quartz and feldspar flotation, and consequently waste water and waste liquid pollution is caused is fundamentally solved, and efficient and deep removal of iron impurities in the granite tailings is achieved through the magnetic separation pre-enrichment-three-section flotation separation-step deep iron removal technology. And the overall removal efficiency of the iron impurities is remarkably improved, and comprehensive utilization of granite tailings resources is achieved.

The invention relates to a method for preparing sponge iron from laterite-nickel ore hydrometallurgy tailings, which comprises the following steps: (1) carrying out acid leaching on laterite-nickel ore hydrometallurgy tailings to obtain leached residues without at least part of CaSO4; (2) oxidizing and roasting the leaching residues obtained in the step (1), so that at least part of sulfate is discharged as sulfur-containing gas; performing hydrogen reduction to obtain a reduced material; and (3) the reduction material in the step (2) is sequentially subjected to ore grinding and magnetic separation, and the sponge iron with the Fe content being 90 wt% or above and the S content being 0.01 wt% or below is obtained. According to the method, iron resources in the laterite-nickel ore hydrometallurgy tailings are recycled, desulfurization and reduction are carried out step by step, the desulfurization efficiency is improved, the reduction temperature is reduced, and the sponge iron with the Fe content being 90 wt% or above and the S content being 0.01 wt% or below is obtained.

The invention relates to the technical field of metal wire drawing machines, in particular to a metal wire drawing machine energy-saving cooling liquid circulating device which comprises a supporting part, a wire drawing module mounting part is arranged on the upper side of the supporting part, a spraying part is arranged on the upper side of the supporting part and located above the wire drawing module mounting part, and a cooling liquid heat exchange circulating part is arranged on the lower side of the supporting part. The cooling liquid heat exchange circulating part comprises a heat flow filtering assembly, a heat flow heat exchange assembly and a cold flow preparation assembly, the heat flow filtering assembly is arranged on the lower side of the supporting part, the heat flow heat exchange assembly is arranged on the lower side of the heat flow filtering assembly, and a linkage driving part is arranged between the spraying part and the cooling liquid heat exchange circulating part; according to the cooling system, the overall structure optimization and energy-saving effects are achieved, the modular design is adopted, the cooling spraying function, the filtering function, the heat exchange function and the refrigeration regeneration function are integrated, a closed-loop cooling system is formed, cooling liquid consumption is remarkably reduced, and the operation cost is reduced.

The invention discloses metal foreign matter detection equipment based on a coal conveying belt, and particularly relates to the technical field of coal conveying, the metal foreign matter detection equipment comprises a first coal conveying belt, a second coal conveying belt is arranged below one end of the first coal conveying belt, and the first coal conveying belt and the second coal conveying belt are obliquely arranged; a first support is arranged at the end, close to the second coal conveying belt, of the first coal conveying belt, a metal detector is fixedly installed at the top end of the first support, and the metal detector is located above the first coal conveying belt. According to the device, automatic primary magnetic attraction cleaning is conducted on metal foreign matter doped in coal, conveying is conducted through the conveying piece, the metal foreign matter subjected to primary cleaning is discharged through the material guiding piece, the treatment effect of the metal foreign matter is improved, and the situation that the metal foreign matter enters next equipment to cause damage is prevented.

The invention discloses an intelligent screening and scrap recycling method and device for a steel ball hard grinding machine, and relates to the technical field of industrial automatic control and recycling monitoring. The intelligent screening and scrap recycling method and device for the steel ball hard grinding machine comprise the following steps that S1, scrap separation operation data are collected in real time, and the scrap separation operation data are preprocessed; s2, chipping separation collaborative evaluation is carried out on the chipping separation operation data; s3, wind power regulation decision guidance is carried out on the debris separation operation data entering the regulation area; s4, storing and analyzing historical operation data and adjustment results; and S5, integrating the chipping separation operation data, the chipping separation collaborative evaluation result and the wind power regulation decision guide result to execute operation fluctuation early warning triggering. The problems of separation efficiency fluctuation and serious mistaken separation caused by unstable air pressure, material distribution change and other factors in the winnowing and magnetic suction recovery process after the chippings are screened are solved.

The utility model discloses a magnetite powder composite cleaning mechanism for a magnetic separator roller, which comprises a magnetic separator body, a cleaning component is arranged on the magnetic separator body, the cleaning component comprises a magnetic suction mechanism and a spraying mechanism, the spraying mechanism is arranged below the magnetic suction mechanism, and the magnetic suction mechanism is arranged on the magnetic separator body. The magnetic attraction mechanism comprises a pipe body and a magnet arranged on the inner side of the pipe body, a scraping mechanism is arranged on the side edge of the magnetic attraction mechanism and comprises a reciprocating lead screw, a supporting arc plate and a scraping plate, and the reciprocating lead screw is sleeved with the supporting arc plate; the spraying and removing mechanism and the magnetic attraction mechanism are additionally arranged on the magnetic separator, the spraying and removing mechanism can work to spray high-pressure water flow to the roller to remove magnetite powder adhered to the roller, primary cleaning of the roller is achieved, a strong magnetic field is generated through the magnetic attraction mechanism, and the magnetite powder adhered to the roller is separated and moved to the magnetic attraction mechanism. Secondary cleaning of the roller is achieved, and cleaning of the roller is effectively and comprehensively achieved.

The method for effectively utilizing the converter vanadium slag disclosed by the embodiment of the invention comprises the following steps: adding a dephosphorizing agent and a cooling agent into vanadium-containing molten iron in a converter for oxygen blowing smelting to obtain molten vanadium slag and semi-steel; wherein the content of P in the semi-steel is lower than 0.005 wt%; the content of CaO in the molten vanadium slag is greater than 5wt%, and the content of P is greater than 0.05 wt%; adding a high-valence oxide-containing material into the obtained molten vanadium slag, introducing CO2-O2 gas, and stirring; during the reaction, ultrasonic, microwave and magnetic field are utilized to synergistically strengthen the reaction process, and the magnetic vanadium spinel and the fused silicate mixture are obtained; the content of the magnetic solid vanadium spinel is 20-100 wt%; separating the mixture of the magnetic vanadium spinel and the fused silicate under a magnetic field condition to obtain the magnetic vanadium spinel and the fused silicate; molten silicate is used as a cooling agent; reducing the magnetic solid vanadium spinel to obtain a vanadium-iron alloy; or carrying out roasting-chlorination treatment to obtain VOCl3 gas; or carrying out roasting-chlorination treatment to obtain VOCl3 gas.

The invention provides an intelligent sorting system and method for construction waste, and belongs to the technical field of construction waste sorting. The system comprises a feeding machine, a spiral screen, a first conveying belt, a second conveying belt, a third conveying belt, an inclined sorting conveying belt, an electromagnetic iron remover, a bouncing screen, a fourth conveying belt, a fifth conveying belt, a bar screen, a sixth conveying belt, a seventh conveying belt, an eighth conveying belt, a flip-flow screen, a ninth conveying belt, a tenth conveying belt, a magnetic substance collecting area, a light substance collecting area, a visual auxiliary sorting room and a crushing transfer area. A finished product collecting area and a control device; according to the construction waste sorting system, through combination of multi-stage screening and intelligent sorting, efficient and accurate sorting of construction waste is achieved, it is guaranteed that the purity of concrete and tiles entering the crusher is high, the sorting efficiency is remarkably improved, and the labor cost is reduced.