795 results about "Magnetic separator" patented technology

The invention discloses a scrap aluminum classification and rapid identification method, and relates to the field of scrap aluminum classification and rapid identification, the method comprises the following steps: S1, grading pretreatment: to-be-sorted scrap aluminum is conveyed into a three-layer vibrating screen machine through a conveying belt for grading screening, and different sizes of scrap aluminum are sorted out; and S2, impurity separation is conducted, specifically, the classified scrap aluminum is conveyed into a drum-type magnetic separator, magnetic impurities are removed, then the scrap aluminum subjected to magnetic separation is conveyed to an airflow separator, light non-metal impurities are separated, then the scrap aluminum is conveyed to an objective table through a conveying belt, full-process automatic treatment is conducted, manual dependence is reduced, the production efficiency is improved, and the production cost is reduced. A single production line can reduce the workload of sorting workers; and compared with manual sorting, due to the fact that classification is accurate, the rejection rate of the regenerated aluminum alloy can be effectively reduced, and economic benefits are remarkably 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 method of processing waste consumable aerosol-generating articles by pyrolysis, the method comprising the steps of: feeding waste consumable aerosol-generating articles into a pyrolysis reactor, the aerosol-generating articles comprising at least some aerosol-generating articles comprising an aerosol-generating substrate with a metallic susceptor; heating the aerosol-generating articles in the pyrolysis reactor to a temperature sufficient to cause pyrolysis of non-metallic components of the aerosol-generating articles into gaseous products and char, wherein the temperature is less than a melting temperature of the metallic susceptors; extracting the gaseous products from the pyrolysis reactor and feeding the gaseous products to a condensing separator; and feeding the char from the pyrolysis reactor to a magnetic separator and separating the metallic susceptors from the char by applying a magnetic field; wherein at least some of the heat in the pyrolysis reactor is generated by applying an alternating electromagnetic field to the aerosol-generating articles so as to induce eddy currents in the metallic susceptors.

The invention relates to an efficient copper removal and recycling process for copper-cyanogen complex wastewater, which comprises the following steps: (1) critical acidification-selective crystallization of the copper-cyanogen complex wastewater: directionally recombining a copper-cyanogen complex to generate insoluble CuCN crystals by accurately regulating and controlling the pH value of the wastewater; (2) rotational flow enhanced crystallization: separating CuCN crystals from overflow liquid through a hydrocyclone; (3) gradient activation of a composite vulcanizing agent for deep copper removal: enabling the fine CuCN particles and the dissolved-state low-coordination copper-cyanogen complex to react to generate insoluble CuS crystals by adjusting the pH value and adding the composite vulcanizing agent; and (4) magnetic seed enhanced separation: carrying out magnetic separation by adopting modified magnetic seeds and a low-intensity magnetic separator, separating CuS magnetic flocs from the wastewater, and finally obtaining purified tail liquid. According to the closed-loop process, copper in the copper-cyanogen complex wastewater can be efficiently removed and recovered, the purified tail liquid can be reused for cyanidation leaching operation, the unit consumption of sodium cyanide is remarkably reduced, the leaching rate of gold and silver is increased, and zero discharge of wastewater and full recovery of copper resources are truly achieved.

The utility model relates to the technical field of magnetic separators, in particular to a multistage super-strong concentration magnetic separator which comprises a magnetic separation box, a first chain wheel is rotationally connected to the outer surface of the magnetic separation box, a driving cylinder is rotationally connected to the inner wall of the magnetic separation box, a reciprocating groove is formed in the outer surface of the driving cylinder, and a driving strip is arranged in the magnetic separation box; and the outer surface of the driving strip is rotationally connected with a driving rod. Through the arrangement of components such as a driving cylinder and a driving rod, the driving cylinder and the driving rod are matched with each other, so that the driving rod cylinder can drive a first brush plate, a second brush plate and a third brush plate to reciprocate through the components such as the driving rod and a driving strip; and therefore, the effect of scraping and sweeping the lower surfaces of the first conveying belt, the second conveying belt and the third conveying belt by arranging a first driving cylinder and a driving rod is achieved, and the defect that magnetic materials attached to the surfaces of the conveying belts are inconvenient to clean in an existing technical scheme is overcome.

The invention is suitable for the technical field of mineral processing, and provides a rotary magnetic separator magnetic field and rotating speed collaborative optimization method and system.The method comprises the steps that a feeding characteristic data set is built based on data collected in real time, and a pre-trained magnetic field and rotating speed collaborative optimization model is input; the pre-trained magnetic field and rotating speed collaborative optimization model takes a weighted comprehensive utility value for maximizing the concentrate grade and the recovery rate as an optimization target; under the condition that the equipment safety boundary constraint and the process index threshold constraint are met, solving the optimal solution set of the model through a multi-target dynamic optimization algorithm, and outputting the current optimal magnetic field intensity parameter and the optimal rotating speed parameter; generating a cooperative control instruction according to the optimal magnetic field intensity parameter and the optimal rotating speed parameter; when the cooperative control instruction is executed, synchronous control of time sequence matching is implemented based on the dynamic response time difference of magnetic field intensity adjustment and rotating speed adjustment; and the separation efficiency, the product quality stability and the equipment operation reliability of the rotary magnetic separator are effectively improved.

Disclosed in the present invention is a method for removing inclusions inside roughing quartz particles of hematite tailings. The method comprises the following steps: S1: roasting and water quenching: roasting the roughing quartz particles of hematite tailings at 650-700 °C for 2-5 hours, followed by water quenching; S2: grinding: grinding the water-quenched quartz particles in step S1 to 500-400 meshes; S3: magnetic separation: removing mineral inclusions from the quartz particles obtained in step S2 by means of a superconducting high-gradient magnetic separator; S4: roasting: roasting the quartz particles obtained in step S3 at 1000-1250 °C for 2-5 hours, followed by cooling, and then roasting at 750-1000 °C for 4-5 hours, the step being repeated 3-5 times; and S5: acid leaching: subjecting the quartz particles obtained in step S4 to three-stage cyclic acid leaching to remove mineral and gas-liquid inclusions from the quartz particles, so as to obtain high-purity quartz sand. The high-purity quartz prepared by the present invention has a SiO2 grade as high as 99.9% or above, which meets the standard of refined quartz sand, thereby effectively achieving the purpose of high-value and resource utilization of hematite tailings.

The invention relates to the technical field of wastewater treatment, in particular to a micro-plastic removal and recovery method and system based on magnetic adsorption-dissociation. The method comprises the following steps: S1, magnetic adsorption agglomeration; S2, magnetic separation; and S3, dissociation and recovery. The system comprises a raw water tank, a magnetic seed adding unit internally provided with a magnetic seed storage tank, a mixing reactor, a magnetic separator, a dissociation regeneration tank and a secondary magnetic separator which are connected in sequence, the method disclosed by the invention has high-efficiency removal capability on micro-plastics under different water quality conditions, regeneration cycle performance of magnetic seeds and adaptability and stability to complex water bodies, and the technology has remarkable advantages in the aspects of deep removal of the micro-plastics and resource recovery.

The invention provides a method for preparing a ceramic material from lithium slag obtained by extracting lithium through a spodumene acid method, and relates to the technical field of energy conservation and environmental protection. The method for preparing the ceramic material by extracting the lithium slag through the spodumene acid method comprises the following steps: S1, component analysis: carrying out comprehensive component analysis on the lithium slag; s2, magnetic separation iron removal: enabling the lithium slag to pass through a magnetic field by using a magnetic separator, so that magnetic iron impurities in the lithium slag are adsorbed and separated; s3, particle size adjustment is conducted, and mechanical equipment is adopted for conducting particle size grading and grinding treatment on the lithium slag; step S4, mixing and ball-milling: according to a preset formula proportion, adding the lithium slag, kaolin, feldspar, quartz and an additive into a ball mill in proportion, adding a proper amount of water, and carrying out ball-milling and mixing for 2-4 hours, so that the raw materials are fully and uniformly mixed to obtain uniform ceramic blank slurry; finally, the problems that the lithium slag is difficult to treat, the requirement for ceramic materials is large, the preparation cost is high and the performance needs to be improved are solved, and energy-saving and environment-friendly treatment and resource recycling of lithium slag resources are achieved.

The utility model provides a vanadium-titanium magnetite concentrate three-section grinding separation device which comprises an ore separation box, the ore separation box is provided with a feeding end and a discharging end; the upgrading raw ore tank is connected with the feeding end; the cyclone is connected with the discharging end; the cyclone is provided with a tower mill; a feeding hole of the magnetic separator is connected with a discharging hole of the cyclone; the magnetic separator is provided with a tailing outlet and a magnetic separation outlet; the filtering machine is connected with the magnetic separation ore outlet; and the filter is provided with a concentrate outlet. Compared with the prior art, the three-section grinding and separation device for the vanadium-titanium magnetite concentrates adopts a specific structure and a connection relation, realizes better integral interaction, effectively improves the quality of the vanadium-titanium magnetite concentrates through three-section grinding and separation, ensures that the quality of the vanadium-titanium magnetite concentrates is improved and the yield is stable, continuously reduces the beneficiation production cost and the ironmaking cost, and improves the quality of the vanadium-titanium magnetite concentrates. And the requirement of an existing blast furnace on vanadium-titanium magnetite concentrate materials is met.

The invention relates to the technical field of waste treatment, and discloses waste fan blade harmless treatment equipment which comprises a machine table, the right side of the machine table is fixedly connected with a magnetic separator, the right side of the magnetic separator is fixedly connected with a fine crusher, the right side of the fine crusher is fixedly connected with a grinding room, and the top of the machine table is fixedly connected with two motors. The crushing wheel is used for discarding fan blades, when crushing teeth make contact with an overturning ring on a rotating shaft, the rotating shaft is driven to rotate, so that a first gear is driven to rotate, a movable brush only moves in the horizontal direction, the crushing wheel is swept, and the situation that when the discarded fan blades are crushed, resin structures exist in the fan blades, and the crushing efficiency is improved is effectively reduced. The problems that the temperature of the local position of the crushing wheel rises during crushing, the resin is softened and wraps the crushing wheel, and part of the crushed tiny glass fibers are adhered to the resin and are solidified on the crushing wheel to extrude the crushing space are solved.

The utility model relates to building aggregate processing technical field, and disclose a kind of turnover building aggregate crushing device, including crushing bin, the top fixed mounting of crushing bin has feeding hopper, the bottom fixed mounting of crushing bin has discharge hopper, the outside fixed mounting of crushing bin has support leg, the inside extension of crushing bin to outside is provided with crushing magnetic separation mechanism, the inside extension of crushing bin to outside is provided with turnover screening mechanism, crushing magnetic separation mechanism includes crushing assembly and magnetic separation component, crushing assembly is set in the inside extension of crushing bin to outside, magnetic separation component is set in the inside extension of crushing bin to outside.The turnover building aggregate crushing device, by setting crushing magnetic separation mechanism, in use, by main crushing roller and vice crushing roller synchronous reverse rotation, make it will waste concrete be crushed into building aggregate, simultaneously by setting magnetic separation cylinder to the magnetic separation of building aggregate after crushing, remove internal magnetic metal.

The utility model discloses a construction waste particulate matter preparation regenerated sand material separating device which comprises a machine frame and a feeding hopper installed on the left side of the upper end of the machine frame, a crushing magnetic separation mechanism is arranged in the feeding hopper, and a shaking screening mechanism is arranged in the machine frame. The crushing magnetic separation mechanism comprises a driving motor, a driving crushing roller, a driven crushing roller, a material guide plate, a semi-magnetic roller and a group of blanking hoppers; and the shaking screening mechanism comprises a transmission crankshaft, a connecting rod and a shaking screening frame. The construction waste crushing device has the beneficial effects that the driving crushing roller and the driven crushing roller rotate relatively, construction waste is crushed firstly, crushed sand falls onto the semi-magnetic roller through the guide plate, the blanking amount of the sand can be controlled by the baffle plate, and metal iron substances in the sand can be magnetically separated and recycled by the semi-magnetic roller; according to the shaking screening mechanism, a transmission crankshaft is adopted to pull a shaking screening frame to shake through a connecting rod, so that sand is screened, and follow-up recycling of the sand is facilitated.

1. The name of the design product: mass production magnetic separator. 2. The use of the design product: suitable for realizing mass production process magnetic separation. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to the technical field of comb tooth magnetic separators, and discloses a comb tooth magnetic separator which comprises a separator shell, scrap scraping plate mechanisms are fixedly arranged at the front ends of the inner walls of the two sides of the separator shell through bolts, and a filter box mechanism is fixedly arranged at the front end of one side of the separator shell. The chip scraping plate mechanism comprises a fixing plate, a plurality of clamping grooves are formed in the front end of the fixing plate, a plurality of chip scraping blocks are arranged at the front ends of the clamping grooves in a clamped mode, elastic clamping blocks are fixedly arranged on the rear sides of the chip scraping blocks, the filter box mechanism comprises a filter box, and a fixing box is fixedly arranged on the inner wall of the other side of the filter box through bolts. And a filter screen is fixedly arranged in the fixed box. According to the magnetic roller scrap scraping device, the scrap scraping plates can effectively scrape off impurities on the surface of a magnetic roller, the scrap scraping blocks are made of stainless steel wear-resistant materials, the elastic clamping blocks are made of rubber materials, installation and fixation are convenient, the multiple scrap scraping blocks are detachable, when a single scrap scraping block is damaged, the scrap scraping blocks can be directly replaced, and resource waste is reduced.

The invention relates to the technical field of mine gushing water treatment, and discloses magnetic coagulation equipment for mine gushing water treatment, the magnetic coagulation equipment comprises a main body and a magnetic separator, the left side of the main body is fixedly connected with a water inlet pipe, and the side, away from the water inlet pipe, of the main body is fixedly connected with a water outlet pipe. Through collision and mixing of part of upwards-sprayed magnetic floccules and rotating water flow, larger magnetic floccules can be dispersed into smaller groups, the contact area of the magnetic floccules and suspended matters in water can be increased, the magnetic floccules can be more uniformly distributed in a reaction tank, and the magnetic floccules can be more uniformly dispersed in the reaction tank. Furthermore, the condition that part of magnetic floccules settle and accumulate at the bottom of the reaction tank due to too high descending speed can be reduced, the condition that part of magnetic floccules are difficult to participate in floccule forming is reduced, the condition that the magnetic floccules are hardened at the bottom of the reaction tank can also be reduced, and the reaction efficiency of magnetic coagulation and the utilization rate of magnetic powder are improved.

The invention provides a treatment method and device for intelligently and comprehensively utilizing solid waste of a thermal power plant, and relates to the technical field of resource utilization of the solid waste of the thermal power plant, and the method comprises the steps that a multi-mode sensor array detects the particle size, components and magnetic characteristics of the solid waste in real time, and slag, fly ash and desulfurized gypsum are classified through a machine learning model; constructing a virtual model by means of digital twinning, optimizing a melting temperature parameter through deep reinforcement learning, uploading monitoring data to a cloud end through edge calculation, and triggering process adaptive adjustment; iron elements are recycled by a wet high-gradient magnetic separator, copper and aluminum metals are extracted by smelting reduction of non-magnetic slag, and a composite building material is prepared from residues or 5-25mm inert slag is used as a road base; rare metals such as vanadium, titanium and nickel are extracted from residual slag through acid leaching, leaching liquid is subjected to solvent extraction or ion exchange enrichment, processing data are stored through a block chain, and traceability of the whole life cycle is achieved. The comprehensive resource utilization rate of the solid waste of the thermal power plant is remarkably improved, and meanwhile the overall treatment energy consumption is reduced.

The invention discloses a dredging device for an ore unloading water pipe of a vertical ring high-gradient magnetic separator, which belongs to the technical field of flushing ore unloading equipment, and comprises a separation rotating ring capable of rotating, and a magnetic medium box is arranged on the circumferential surface of the separation rotating ring; a plurality of water spraying holes are formed in the bottom of the ore discharging water pipe; the movable cross beam is arranged in the ore unloading water pipe, a plurality of conducting columns are arranged on the movable cross beam, and a high-pressure air channel is formed in the movable cross beam; an air injection hole communicated with the high-pressure air channel is formed in the conduction column, and a first valve is arranged between the air injection hole and the high-pressure air channel; the movable cross beam can move between a first position and a second position; at the first position, the conducting column is separated from the water spraying hole; at the second position, the conducting column extends into the water spraying hole, and the first valve is in an open state; the conducting column can extend into the water spraying hole to directly eject impurities in the water spraying hole, meanwhile, ore unloading water quickly flows through the gap, high-pressure gas is sprayed out of the gas spraying hole, and the impurities on the inner wall of the water spraying hole are thoroughly removed through the combined action of the two.

The utility model discloses a device for classifying waste metal after fine crushing treatment, which comprises a base, a mounting frame and a conveying belt, and further comprises a material uniformizing mechanism and a magnetic separation mechanism which are positioned above the conveying belt, and a vibration material distributing mechanism fixed on the base, and the vibration material distributing mechanism comprises a plurality of material distributing grooves; the conveying belt is fixedly connected to the base through the conveying belt fixing frame, and the vibration distributing mechanism is located below a discharging port of the conveying belt. According to the whole structure of the device, efficient and automatic metal sorting is achieved through multiple screening, grading and stable design, and the sorting precision, stability and working efficiency of equipment are greatly improved; the problems that in the prior art, non-magnetic metal and metal particles with small density difference cannot be effectively separated through a single screening mode, and the screening precision is affected by metal particle accumulation are solved.

The utility model relates to an efficient titanium dioxide crude product classification treatment device which is characterized in that a discharge port of a bucket elevator is connected with an inlet electric three-way valve through a discharge pipe, a first discharge pipe connected with the inlet electric three-way valve is connected into a crude product bin, and a second discharge pipe is connected into a temporary storage bin; a discharging pipe at the bottom of the temporary storage bin is connected with an outlet electric three-way valve, a first material distributing pipe connected with the outlet electric three-way valve is connected into a first magnetic separator, an outlet of the first magnetic separator is connected into a spiral conveyor through a qualified material pipe, and a discharging pipe of the spiral conveyor is connected with an inlet of a bucket elevator; a second material distributing pipe connected with the outlet electric three-way valve is connected into a second magnetic separator, and an outlet of the second magnetic separator is connected with a discharging and packaging system through an unqualified material pipe. The device can quickly isolate abnormal materials from a main production line to enter the temporary storage bin, avoids mixed loading pollution with normal materials, and ensures stable quality of main products.

The utility model provides magnetic separation equipment for recycling waste metal and surface wastes, and materials to be subjected to magnetic separation can be solid materials such as waste metal chippings and can also be slurry-shaped materials generated in the resource utilization process of pickling slurry; materials are fed into the magnetic separation main body through the spiral feeder, the magnetic plates are subjected to magnetic separation, the lifting rotating shaft is matched to drive the plate brush to lift and rotate to push away and flatly lay the materials on the magnetic plates, each layer of magnetic plate fully adsorbs metal particles, the plate brush pushes impurities and redundant materials into the lower layer of magnetic plate, and the impurities are finally discharged from the discharge port after layer-by-layer magnetic separation. And then the magnetism of the magnetic plate is eliminated, the metal particles fall off from the magnetic plate, the residual metal particles are swept to the discharging opening through the plate brush, and therefore collection of all the metal particles and cleaning of the interior of the magnetic separator are achieved.

The utility model discloses a control system for a wet-method pulverizing production line, which relates to the technical field of mechanical pulverizing equipment and comprises an industrial personal computer and an industrial router connected with the industrial personal computer through Ethernet communication. The jaw crusher control component, the cone crusher control component, the transfer stock bin control component, the double-roller flour mill control component, the vibrating screen control component, the separating tower control component, the magnetic separator control component, the second dewatering screen control component and the first conveying belt control component are connected with the industrial router through Ethernet communication. A first conveying belt control component, a second conveying belt control component, a third conveying belt control component, a fourth conveying belt control component, a first conveying pump control component and a water spraying device control component; the device has the characteristics that the device is convenient to operate and control, one-key start, one-key stop and one-key sudden stop of the whole line can be realized, and the operation data of the whole line can be automatically stored; the device is matched with a wet-method pulverizing production line and is suitable for preparing mineral powder such as quartz sand powder, dolomite powder and calcium carbonate powder.

The invention discloses a wet magnetic separator for coal mines, which relates to the technical field of coal screening, and comprises a bracket, a device main body arranged on the bracket, a rotating roller for magnetic separation, a driving motor arranged on the bracket and a spray head for washing out selected magnetic ore grains, and also comprises a separation assembly arranged in the device main body, the separation assembly is used for separating out magnetic ore grains and non-magnetic ore grains, the overturning assembly is arranged on the inner wall of the device body and used for stirring ore pulp below the rotating roller so that the ore pulp can be more uniform and magnetic separation can be facilitated, and the flapping assembly is arranged on the outer wall of the rotating roller. According to the magnetic separator, by arranging the overturning assembly, when magnetic ore grains are pressed at the bottom end of an ore feeding area in the device main body by non-magnetic ore grains, the overturning plate can overturn the ore grains at the bottom, so that the ore grains in ore pulp are distributed more uniformly, the magnetic separation effect of the magnetic separator is improved, and the subsequent additional recovery process is reduced.

The invention relates to the technical field of magnetic separator measurement, in particular to a device and a method for measuring an ore discharge gap of a magnetic separator. The invention provides a magnetic separator ore discharge gap measuring device, which comprises a measuring rod and a hook, the middle part of the measuring rod is provided with an abdicating part, the abdicating part is used for accommodating a transmission shaft of a roller when the measuring rod is placed along the central axis of the roller of a magnetic separator, the hook is arranged at the end part of the measuring rod, and the hook is arranged on the measuring rod. The measuring rod and the hook are arranged in a right-angle mode, and the hook is used for hooking the bottom of the roller. The device is simple in structure, convenient to use and accurate in measurement, an operator can quickly measure the ore discharge gap of the magnetic separator without disassembling and assembling the magnetic separator through hoisting equipment such as a crown block, the difficulty in ore pulp cleaning and the injury risk of workers are avoided, and the working efficiency and the safety coefficient are greatly improved.

A wet-type magnetic separator relates to the technical field of wet-type magnetic separators and comprises a base, an outer roller is rotatably arranged at the top of the base, an inner roller in frictional contact with the outer roller is rotatably arranged in the outer roller, two material collecting grooves are evenly distributed in the outer wall of the inner roller, waste discharge grooves are formed in the positions, located on the two sides of the material collecting grooves, in the inner roller in a communicating mode, and one end of each waste discharge groove penetrates through the inner roller. A plurality of sealing plates are vertically arranged in the inner roller in a sliding mode, one end of each sealing plate extends into the waste discharge groove and makes friction contact with the inner roller, two lower mounting plates which are movably arranged in the radial direction of the inner roller are evenly distributed in the inner roller, lower magnets are fixedly mounted on the lower mounting plates, and an inserting groove is formed in the lower outer wall of the outer roller in a penetrating mode; a penetrating fixed box body is fixedly arranged on the upper outer wall of the outer roller, and an upper mounting plate and a partition plate which are in frictional contact with the fixed box body are vertically and slidably arranged in the fixed box body. The wet magnetic separator solves the problem that non-magnetic substances are mixed when magnetic substances are magnetically separated by an existing wet magnetic separator; and the magnetic mineral separation process is tedious.

The utility model belongs to sewage treatment technical field, specifically is a kind of device for improving recovery rate of magnetic separation machine in magnetic coagulation process, including the shell, the shell surface is equipped with feed inlet;The motor is fixedly connected on the shell side wall;The output of motor is fixedly connected with rotating rotor;The shell inner wall is fixedly connected with magnetic attraction subassembly;The flexible shell is fixedly connected on the shell bottom;The flexible shell bottom and shell are sliding relationship;The mud outlet is equipped on the shell bottom;The lateral wall of shell bottom is fixedly connected with crossbeam;The spring telescopic link is fixedly connected on the crossbeam surface;The recovery rate of magnetic separation machine is significantly improved, the supplement amount of magnetic seed is reduced, and the loss of magnetic powder with waste water and sludge is reduced, the risk of secondary pollution is reduced, and the overall operation efficiency and stability of magnetic coagulation process are improved.

The application discloses a pulsating multi-magnetic-pole recovery magnetic powder separator and relates to the technical field of magnetic separation equipment. The pulsating multi-magnetic-pole recovery magnetic powder separator comprises a magnetic separator frame, a residue discharging base is arranged at the lower part of the magnetic separator frame, a water washing mechanism is arranged at the upper part of the magnetic separator frame, a collecting groove is arranged at the bottom of the front end of the magnetic separator frame, a plurality of magnetic separation mechanisms are arranged in the middle of the inner cavity of the magnetic separator frame in a uniform and aligned manner, a scraping mechanism is arranged between adjacent magnetic separation mechanisms and at both ends of the inner cavity of the magnetic separator frame, and the scraping mechanism is arranged obliquely between the magnetic separation mechanism and the collecting groove. The gradient and closed strong magnetic field net in the magnetic separation mechanism can adsorb large-particle magnetic materials and capture tiny magnetic powder, thereby improving the overall recovery rate. The structural design of the magnetic separation zone and the discharging zone realizes the balance between secondary magnetic separation and efficient discharging, improves the magnetic separation efficiency, the strong magnetic assembly cooperates with the water washing mechanism to effectively reduce the content of concentrate impurities caused by magnetic wrapping, and the strong magnetic assembly and the electromagnetic component both adopt a modular assembly structure, thereby reducing the installation and maintenance costs.

The application discloses a kind of weak magnetic mineral separation methods of magnetic seed circulating reinforced flocculation magnetic separation, raw material is broken to grinding ore to the fineness of-75µm content 60%-90%, ore powder is configured into ore pulp, 100-400 grams / ton of magnetic seed is added to ore pulp, at the speed of 700-1500rpm Realize selective flocculation, and the flocculation of ore pulp is given to high gradient magnetic separator, under the action of magnetic force, surface attachment magnetic seed's manganese mineral flocculation is selectively adsorbed to the surface of magnetic separation drum, and is collected after scraping plate, and it is manganese concentrate, and non-magnetic or weak magnetic gangue mineral is discharged as tailings with ore pulp flow, and high-grade manganese minerals are efficiently separated by using permanent magnet cylinder type magnetic separator to process manganese-loaded magnetic seed.The present application solves the problems of low recovery rate, complex process, poor recovery effect of micro-fine particles and high environmental risk faced by the current industry, significantly improves the manganese recovery rate and concentrate grade, and realizes the maximum utilization of manganese resources in tailings.

The utility model belongs to the technical field of electrolytic aluminum screening, and particularly relates to an electrolytic aluminum waste residue magnetic separation screening device which comprises a first conveying belt used for conveying electrolytic aluminum waste residues and a second conveying belt used for conveying residues obtained after magnetic separation, and a magnetic separation mechanism is arranged above the first conveying belt and the second conveying belt and rotationally connected to a support. A scraping mechanism is arranged on the lower end face of the magnetic separation mechanism and located on one side of the second conveying belt. The magnetic separation mechanism comprises a magnetic separation disc, clamping grooves are evenly formed in the magnetic separation disc, and permanent magnets are placed in the clamping grooves. The electrolytic aluminum waste residues are conveyed through the first conveying belt, the waste residues containing iron and the like which can be magnetically adsorbed can be adsorbed by magnetic force generated by the magnetic separation mechanism when passing through the magnetic separation mechanism, and then the waste residues are subjected to magnetic separation through rotation of the magnetic separation mechanism; and the adsorbed waste residues are turned to the upper end of the second conveying belt, the adsorbed waste residues are scraped off through the scraping mechanism and fall onto the second conveying belt, and therefore the purpose of screening the waste residues is achieved.

The application discloses a drum magnetic separator separation gap detection tool and a detection method. The detection tool comprises a disc base, a cylindrical sleeve fixed on the disc base, a cylindrical scale slidingly arranged in the cylindrical sleeve, and a height pointer fixed on the top of the cylindrical sleeve and matched with the cylindrical scale. A rotating shaft is arranged on the upper end of the cylindrical scale, an arc-shaped instrument panel is fixed on the rotating shaft, the rotating shaft is located at the upper center point of the arc-shaped instrument panel, and an angle pointer matched with the arc-shaped instrument panel is fixed on the cylindrical scale below the arc-shaped instrument panel. The tool can simply, conveniently, quickly and accurately measure the magnetic separator separation gap value, provides data support for accurately adjusting the magnetic separator separation gap, optimizes the equipment process performance, solves the problem that the separation gap size is not uniform along the axial direction, and thus avoids the problems of uneven ore slurry flow rate, ore sand deposition in the groove body at one end of the gap due to low ore slurry flow rate, and even blockage.