63 results about "Electrostatic separation" patented technology

The utility model belongs to the field of separation devices, and particularly relates to a high-voltage electrostatic separation device which comprises a box body, a supporting rod is fixedly connected to the bottom of the box body, an anti-skid pad is fixedly connected to the bottom of the supporting rod, the anti-skid pad is made of rubber, a feeding port is fixedly connected to the top of the box body, and a discharging port is fixedly connected to the bottom of the box body. And a plurality of guide grooves are fixedly connected to the interior of the box body. According to the material distributing device, through the design of the material distributing plates, the material distributing plates can separate the storage space of the materials in the barrel body, the rotating shaft and the material distributing plates can be driven to rotate under the action of the rotating motor, and when the two material distributing plates with the materials are overturned to the lower portion of the barrel body, the materials are separated from the material distributing plates. And internal materials can be automatically input into the feeding port through the discharging port so that the materials in the device can be added, the discharging speed can be controlled by controlling work of the rotating motor, and the situation that the separation effect is affected due to the fact that the amount of the materials added at a time is too large can be avoided.

This invention discloses an efficient separation and beneficiation method for scheelite, wolframite, and cassiterite in a tungsten-tin mixed concentrate, comprising the following steps: (1) pre-treatment by grinding, flotation desulfurization, and weak magnetic separation to remove iron from the tungsten-tin mixed concentrate to obtain weak magnetic tailings; (2) concentration and drying of the weak magnetic tailings obtained in step (1) followed by electrostatic separation to obtain electrostatic concentrate and electrostatic tailings; (3) stirring and slurry conditioning of the electrostatic concentrate obtained in step (2) followed by strong magnetic separation to obtain strong magnetic concentrate and strong magnetic tailings; stirring and slurry conditioning of the electrostatic tailings obtained in step (2) followed by scheelite upgrading flotation to obtain scheelite concentrate and scheelite flotation tailings. Based on the differences in conductivity, magnetism, and flotation properties of scheelite, wolframite, and cassiterite, this invention employs a “cassiterite / wolframite electrostatic separation-wolframite / cassiterite strong magnetic separation-scheelite upgrading flotation” process to achieve efficient separation of wolframite, scheelite, and cassiterite.

The utility model relates to the technical field of metal and plastic sorting machines, and provides a clean plastic sheet sorting machine which comprises a bottom frame and a conveying belt, the conveying belt is arranged in the bottom frame, an outer frame is fixed to the bottom frame, a screening assembly is arranged on the outer frame, and a driving motor is installed on the side surface of the bottom frame. The electrostatic separation assembly is arranged on the bottom frame, the annular frame is fixed between the outer frames, a plurality of springs are arranged on the inner wall of the annular frame, a sieve tray is connected between the springs, arc-shaped grooves are formed in the periphery of the outer surface of the sieve tray, and a driving motor is fixedly connected to the annular frame. By means of the technical scheme, the problems that in the prior art, a large number of tiny waste chips exist in smashed automobile materials, some waste chips are attached to a conveying belt and are inconvenient to collect, some waste chips are attached to the conveying belt and are inconvenient to collect, and the device needs to sort out plastic firstly and then sort out metal, so that the labor intensity of workers is lowered are solved. And switching is carried out continuously, which is troublesome.

This utility model discloses a vibrating screen for spreading materials in an electrostatic separator, including a mounting frame, a vibrating frame, and an electrostatic separator disposed above the vibrating frame. A screen plate is disposed inside the vibrating frame to divide the inner side of the vibrating frame into a vibrating chamber and a vibrating separation chamber. The vibrating frame and screen plate are inclined downwards from right to left. A vibrating motor is disposed on the lower side of the vibrating frame. A material conveying device is mounted on the inlet of the vibrating frame. A first discharge cylinder and a second discharge cylinder are respectively connected to the left side of the vibrating separation chamber and the vibrating chamber. Two collection frames are disposed on the left side of the mounting frame. The upper parts of the two collection frames are respectively connected to a first receiving pipe and a second receiving pipe, which are located directly below the first and second discharge cylinders. A storage frame is inserted into each of the two collection frames. A pushing component is disposed inside the vibrating frame for pushing out residual materials from the vibrating chamber and the vibrating separation chamber. This utility model has the advantage of facilitating material collection.

The invention relates to the field of tea processing, and discloses a multi-stage impurity removal and electrostatic sorting ground tea stem and leaf separation system which comprises a feeding frame, a primary treatment mechanism is arranged at the bottom of the feeding frame, a separation treatment mechanism is arranged at the bottom of the primary treatment mechanism, and an electrostatic screening mechanism is arranged at the bottom of the separation treatment mechanism. The primary treatment mechanism comprises a sundry treatment bin, the outer wall of the sundry treatment bin is arranged at the bottom of a feeding frame, the upper portion of the outer wall of the sundry treatment bin is in threaded connection with a threaded column, and the top of the feeding frame is fixedly connected with a buffering assembly. After the roller motor is powered on, the electrode cylinder is connected with the high-voltage static negative electrode and the grounded distribution plate is connected with the positive electrode to form a stable electric field gap, the to-be-selected raw materials are precisely separated in the electric field according to the dielectric property difference, the raw material conveying continuity and the separation and screening precision are improved, and then the separation efficiency and quality are improved.

The invention relates to an electrostatic separator, and relates to the technical field of electrostatic separation, the electrostatic separator comprises a separation frame, a feeding hopper is arranged at the top of the separation frame, a discharging hopper is arranged on the side face of the separation frame, a separation mechanism, an ionization mechanism and a conveying mechanism are arranged in the separation frame, the ionization mechanism is arranged on the outer side of the separation mechanism, and the conveying mechanism is arranged on the outer side of the separation mechanism. The conveying mechanisms are arranged below the sorting mechanisms and communicate with the discharging hopper, the electrostatic sorting machine feeds plastic and metal mixed materials into the sorting frame through the feeding hopper, the sorting mechanisms sort the mixed materials in the sorting frame, and the discharging hopper is communicated with the conveying mechanisms. The ionization mechanism generates an electrostatic field to enable mixed materials to carry electrons or lose electrons, automatic feeding, electrostatic separation and automatic discharging of the materials are achieved through the structure, the separation efficiency and the automation degree are improved, separation is based on the electrostatic principle through the application of the ionization mechanism, the device is suitable for separating conductive and non-conductive particles, and the application range is widened.

The invention relates to a fiber foreign matter sorting machine which comprises a foreign matter collecting system used for collecting and conveying foreign matters; the discharging assembly is used for generating and accumulating electrostatic charges; the electromagnetic vibration feeder is used for conveying materials; the electromagnetic vibration feeder comprises a conveying channel, a mounting opening and an adhesive tape opening are formed in the conveying channel, and the discharging assembly is located on the mounting opening. The foreign matter collecting system comprises a rack, an unwinding roller and a winding roller, the unwinding roller and the winding roller are arranged on the rack, an adhesive tape roll is arranged on the unwinding roller, and an adhesive tape on the adhesive tape roll penetrates through an adhesive tape opening to be connected with the winding roller. The fiber foreign matter sorting machine has the following advantages that fiber foreign matters in graphite powder are subjected to electrostatic sorting, and the separation effect is good; the sorting operation is carried out in the conveying channel, so that the conveying of the materials and the sorting of fiber foreign matters are synchronously carried out, and the working efficiency is high; the adhesive tape surface is adopted to adhere fiber foreign matters, the collection effect is good, and the removal efficiency is high.

The utility model belongs to the technical field of catalytic cracking oil slurry solid catalyst removal, and discloses electrostatic adsorption separation equipment which comprises a separator body, a raw material inlet, a purified raw material outlet, a high-voltage electricity inlet, a backwashing solvent outlet, a plurality of groups of backwashing solvent inlets and a hand hole, a transformer is also arranged at the top of the separator body close to the high-voltage lead-in port, and extends into the high-voltage lead-in port through a high-voltage flexible connector to be connected with the electrode; the electrode is hung on the electrode beam; a plurality of groups of filler supporting plates and backwashing devices are arranged in an array manner in the direction perpendicular to the length direction of the separator body; the backwashing device is connected with the backwashing solvent inlet; the electrode extends from the topmost filler support plate to the bottommost filler support plate. According to different heights and cleaning requirements of the electrostatic separator, the arrangement of the packed bed layers in the electrostatic separator is realized by adopting a mode of multiple layers of packing support plates and multiple layers of backwashing pipes, fluidization cleaning is realized, and the cleaning efficiency and effect are improved.

This invention relates to the field of water treatment technology, and in particular to an interface-enhanced water treatment device that combines gas-liquid jetting and photocatalysis. The device includes a reaction tank and a sealing cover plate arranged on the reaction tank. The reaction tank and the sealing cover plate enclose a reaction zone. An installation cavity is provided within the sealing cover plate, and several coaxial corona jetting units and a photocatalytic light source unit are integrated within the installation cavity. The coaxial corona jetting units spray a gas-liquid mixture carrying space charge onto the liquid surface in the reaction zone below. The photocatalytic light source unit provides light radiation to the liquid surface in the reaction zone below. By forcibly delivering space charge to the liquid surface through the coaxial corona jetting units, a non-Laplace high-intensity electric field is established at the gas-liquid interface, breaking through the "Laplace bottleneck" of traditional gas-gap electrostatic separation and significantly improving the coalescence efficiency of tiny emulsified oil droplets.

The circuit board separation equipment with the dust removal function comprises electrostatic separation equipment and a bucket elevator, a sealing frame is arranged on the outer surface of the bucket elevator, the output end of the bucket elevator is located in the electrostatic separation equipment, a maintenance groove is formed in one side of the sealing frame, and the maintenance groove is connected with a sliding assembly; the sealing frame is arranged at the top of the bucket elevator, so that dust generated in the conveying process is blocked in the circuit board conveying process, the dust collector is fixedly connected to the top of the sealing frame, dust generated in the conveying process is removed, and when the bucket elevator breaks down in the using process, the dust collector is fixedly connected to the top of the sealing frame. The outer sliding plate and the inner sliding plate can slide, so that an opening is formed in the fault position of the maintenance groove, other parts are sealed, the fault position of the bucket elevator is maintained under the condition that sealing of the sealing frame is not affected, and certain practicability is achieved.

The invention relates to a film impurity electrostatic separation device and method based on double-roller current feedback, and belongs to the technical field of agricultural machinery. The device comprises a collecting device, a crushing device and an electrostatic separation device, wherein the electrostatic separation device adopts a grid type outer roller and a columnar inner roller structure which are coaxially arranged; the grid-type outer roller is grounded, driven by a driving mechanism to rotate and connected with a negative high-voltage power supply to charge the surface of the grid-type outer roller; and a current sensor is connected in series on the supporting shaft of the columnar inner roller and is electrically connected with the central controller. The cylindrical inner roller can be connected with a positive high-voltage power supply to form an adsorption electric field. And the central controller adjusts the output voltage of the high-voltage power supply or the rotating speed of the grid type outer roller in real time according to the electrostatic micro-current change detected by the current sensor. When it is detected that the impurity proportion in the working gap is increased, the controller automatically increases the output voltage and / or reduces the rotating speed of the outer roller so as to adapt to different material states, and the separation purity and the operation stability are improved. Real-time monitoring and self-adaptive regulation and control in the membrane impurity separation process are achieved, and the problems that a traditional fixed parameter separation device is poor in working condition adaptability and prone to blockage are effectively solved.

An electrostatic sorting device (500) charges mixed resin pieces (100) of a plurality of kinds, carries the charged resin pieces (100a, 100b) to an electrostatic field space, makes them fall while being displaced within the electrostatic field space, and sorts the resin pieces (100a, 100b), wherein an automatic charge amount measuring system (7) that measures the charge amount of the resin pieces (100a, 100b) is provided, and the automatic charge amount measuring system (7) picks up a part of the resin pieces (100a, 100b) at the time of the carrying, and measures the charge amount of the picked-up resin pieces (100a, 100b).

The invention relates to the technical field of mineral processing, and provides a synergistic enrichment method for associated niobium, tantalum, tin and rare earth in pegmatite type spodumene ore, which comprises the following steps: crushing pegmatite type spodumene raw ore associated with niobium, tantalum, tin and rare earth to obtain crushed minerals; the crushed minerals are ground, and ground ore pulp is obtained; pulp mixing is conducted on the ore grinding pulp, and to-be-separated ore pulp is obtained; the to-be-separated ore pulp is subjected to gravity separation, and gravity concentrate and final tailings are obtained; the gravity concentrate is subjected to strong magnetic separation, and niobium tantalum-tin-rare earth concentrate and magnetic separation tailings are obtained; the niobium-tantalum-tin-rare earth concentrate is subjected to electric separation, and iron-tin-containing concentrate and electric separation tailings are obtained; and the electric separation tailings are subjected to flotation separation, and rare earth concentrate and niobium-tantalum concentrate are obtained. According to the collaborative enrichment method, efficient recovery of niobium and tantalum can be achieved, efficient enrichment of tin and rare earth can be achieved, and therefore the utilization rate of niobium, tantalum, tin and rare earth in ore can be greatly increased.

The present application relates to lithium battery material recycling technical field, specifically relates to a kind of method for separating and recycling valuable metal of ternary lithium battery.The method will waste ternary lithium battery be discharged after stripping the metal shell of battery, battery crushing is carried out under inert atmosphere environment, the fragment after crushing is calcined under inert atmosphere, iron class substance is separated and recovered by magnetic separation after cooling fragment, copper, aluminium class substance is separated and recovered by electrostatic separator, nickel, cobalt, manganese, lithium element is dissolved by adding acid solution, saturated sodium carbonate solution is added to control the pH value of solution, stirring is started to heat reaction, the coprecipitate of nickel, cobalt, manganese is precipitated, and is recovered by filtration;Saturated sodium carbonate solution is added to the filtrate, white precipitate is lithium carbonate, and lithium element is recovered.The method realizes the effective recovery and reuse of valuable metal components in the positive electrode material of waste ternary lithium ion battery, and has important significance.

The application relates to the technical field of material sorting equipment, and discloses an electrostatic sorting method and system based on a friction generator, which comprises a friction electrification device, is used for frictionally charging mixed materials to be sorted, and synchronously completes continuous feeding; the friction electrification device is connected with an electrostatic sorting device; a discharge port of the friction electrification device is in communication with a feeding port of the electrostatic sorting device; an electrode input end of the electrostatic sorting device is coupled with an output end of a voltage-boosting rectifier circuit, which is used for forming a stable high-voltage electrostatic field in the electrostatic sorting device; an input end of the voltage-boosting rectifier circuit is electrically connected with an electric energy output end of the friction generator; the application breaks away from the dependence of traditional electrostatic sorting on external high-voltage power supply, has the advantages of excellent human body safety, small energy consumption, low cost and easy integration, and solves the technical problems of low pre-charging efficiency and low material charge-to-mass ratio through the friction electrification device.

An electrostatic separation device that separates conductive particles from a raw material containing conductive particles and insulating particles using electrostatic force, the electrostatic separation device including: a container in which a raw material layer made of the raw material is formed; a gas dispersion plate disposed on a bottom of the raw material layer; at least one vibration body disposed in the raw material layer on the same surface as the gas dispersion plate or higher than the gas dispersion plate; a fluidizing gas supply device for supplying a fluidizing gas that is guided from a bottom of the container into the raw material layer and passes through the gas dispersion plate to raise the raw material layer; an upper electrode disposed above the raw material layer; a lower electrode disposed in the raw material layer on the same surface as the gas dispersion plate or higher than the gas dispersion plate; a power supply device that applies a voltage between electrodes of the upper electrode and the lower electrode in a manner that one of the upper electrode and the lower electrode is a negative electrode and the other is a positive electrode and an electric field is generated between the electrodes; and a capturing device for capturing the conductive particles that fly from a surface of the raw material layer toward the upper electrode.

The utility model discloses an electrostatic separation device for solid waste, the solid waste comprises a plastic mixture doped with metal, and the electrostatic separation device comprises a first feeding assembly, a second feeding assembly, a third feeding assembly, a third feeding assembly, a fourth feeding assembly and a fourth feeding assembly, and the first feeding assembly is used for conveying the plastic mixture doped with the metal; the magnetic separation assembly is arranged at the downstream of the feeding assembly and is used for separating metal in the plastic mixture; the second feeding assembly is arranged at the downstream of the magnetic separation assembly and is used for conveying the plastic mixture and forming a thin-layer material with a preset thickness from the plastic mixture subjected to metal removal; the electric field generating assembly is arranged on the downstream of the second feeding assembly and / or on the second feeding assembly and used for forming an electric field in the horizontal direction; the sorting assembly is arranged on the side of the electric field generating assembly and matched with the electric field generating assembly so as to separate plastic in the plastic mixture. The sorting efficiency and the sorting quality of the plastic mixture doped with the metal can be effectively improved, and the use experience feeling of a user can be greatly improved.

The invention discloses a recycled automobile disassembly material composite material and a smell control method thereof, and belongs to the technical field of recycled plastic recycling. The material is prepared from the following components in parts by weight: 10-70 parts of polypropylene resin, 5-50 parts of an automotive trim disassembly regenerated polypropylene material, 10-17 parts of a toughening agent, 10-20 parts of inorganic filler, 2-10 parts of compound deodorizing master batch and 1-5 parts of a processing aid. According to the invention, by constructing a whole-process cooperative processing technology of normal-temperature salt-grinding cooperative cleaning-electrostatic separation-deodorizing master batch compounding-vacuum devolatilization, an integrated scheme of'source purification-process deodorizing-tail end devolatilization 'is formed; and the method is suitable for interior and exterior decoration injection molding parts such as automobile door panels, stand columns, bumper decoration parts, luggage compartment decoration plates and the like.

The invention relates to the technical field of lithium battery recovery, in particular to a multi-stage screening and electrostatic adsorption combined sorting system for waste lithium battery recovery, which comprises a multi-stage screening device, an electrostatic sorting device and a heating fan, and the heating fan is arranged on a conveying channel between the multi-stage screening device and the electrostatic sorting device. And heating airflow is conveyed into the conveying channel to heat and dry the particle materials flowing through the conveying channel. The conveying channel is arranged between the material outlet of the multi-stage screening device and the material inlet of the electrostatic separation device, and the heating fan is arranged in the middle section area of the conveying channel, so that hot airflow is conveyed into the conveying channel, and agglomerated particle materials containing electrolyte are scattered through airflow impulsive force and are fully heated and dried; and the electrolyte content in the particle material is reduced, so that the separation effect of the particle material in the electrostatic separation device is improved, and the separation purity is improved.

The invention discloses a waste incineration fly ash washing liquid calcium chloride extraction system which comprises an air stripping tower, a pH adjusting tank, a filter press, a second-effect forced circulation evaporator, a first-effect forced circulation evaporator, a DTB crystallizer, a drying machine, a single-effect forced circulation evaporator, a fluidized bed, an electrostatic separator, a heating furnace and three groups of centrifugal machines, the three groups of centrifugal machines are respectively a first centrifugal machine, a second centrifugal machine and a third centrifugal machine. The method has the advantages that interference of impurity ions on follow-up salt separation is reduced through deamination pretreatment, particle characteristics are improved through high-temperature drying, surface charges are optimized through low-temperature complexing, accurate separation of potassium, sodium and calcium salts is achieved through electrostatic separation, and carbon emission is reduced by combining an ammonia gas recycling technology.

The invention provides a sea sand byproduct separating device which comprises a preliminary screening mechanism, a static applying mechanism, a static separating mechanism, a coarse sand conveying mechanism and a shell separating mechanism, the preliminary screening mechanism is arranged above the static applying mechanism, and the static separating mechanism is arranged at the front end of the static applying mechanism; the shell separation mechanism is arranged at the left end of the electrostatic separation mechanism, the coarse sand conveying mechanism is arranged at the right end of the electrostatic separation mechanism, the problem that an original separation device cannot well separate shells from grit is solved, a friction copper rod support is installed in the electrostatic applying shell, and an electrostatic driving motor is arranged on the side of the electrostatic applying shell; by means of the design, the outer surfaces of the fan blades can be cleaned conveniently, the problem that an original fan lamp is not provided with a cleaning structure is solved, and compared with the prior art, the fan lamp is reasonable in structure, convenient to combine and install, wide in application range and high in reliability.

This invention provides an electrostatic separation technology that prevents the accidental input of mixed plastics as raw materials into an electrostatic separation device. [Solution] The electrostatic sorting technology using an electrostatic sorting device, comprising a control device 301 which includes a user input acquisition unit 303 that acquires composition data entered by the user as user input, and a composition determination unit 304 that compares the user input with the composition data of the mixed plastic to be electrostatically sorted and determines whether or not the user input and the composition data of the mixed plastic to be electrostatically sorted are the same.

The air fryer comprises an air fryer body, an inner cavity of the air fryer body is provided with an electrostatic adsorption device, and the electrostatic adsorption device is detachably arranged on the upper portion of the inner cavity of the air fryer; the air fryer body comprises a shell, a frying basket, a fan and a resistance wire, the frying basket is arranged in an inner cavity of the shell in a drawable mode, after the air fryer is powered on, the resistance wire generates radiant heat, the fan operates to blow hot air downwards to the frying basket area, and the electrostatic adsorption device comprises an electrostatic collection module and an electrostatic electrode needle module; during working, the ionization pole needles ionize air around the ionization pole needles under the action of high voltage to generate a large number of positive and negative ions, and the positive and negative ions and oil smoke particles are fully mixed and electrified under the guidance of the fan to form electrified oil smoke particles; the electrostatic collection module is provided with a high-voltage electric field, electrified oil smoke particles are driven by electric field force to migrate towards the honeycomb-shaped collection plate and finally adsorbed to the surface of the honeycomb-shaped collection plate, and separation and collection of oil smoke are achieved.

The invention discloses a scrap electric vehicle shell crushing, sorting and high-value utilization method. The method comprises the following steps: (1) collecting crushed materials obtained after the scrapped electric vehicle is crushed; (2) dividing the crushed materials into large materials, medium materials and small materials according to particle sizes; (3) the obtained small materials are subjected to sinking and floating differences in the dense medium suspension liquid, and effective separation of glass and non-metal impurities is achieved; (4) carrying out electrostatic separation on the intermediate material to separate out a mixture containing the rubber and the fiber reinforced resin composite material, carrying out first-stage pyrolysis on the mixture to obtain fibers, fuel oil and fuel gas products, carrying out second-stage reforming on the fuel oil and fuel gas products to obtain synthesis gas, and carrying out oxidation carbon removal on the fibers for regenerated composite material manufacturing; and (5) after the large materials are crushed, iron and a mixture of copper and aluminum are obtained through magnetic separation and eddy current separation in sequence, and regenerated metal is obtained. The method provided by the invention not only can improve the current resource recovery rate, but also has the advantages of high sorting precision, directional regeneration and low environmental influence.

The utility model relates to down feather processing equipment technical field, concretely is a kind of processing device of anti-drilling down feather, it includes: primary sorting component, primary sorting component includes winnowing box, and winnowing box top side is equipped with fine material outlet, and fine material outlet is connected with feeding assembly, and feeding assembly includes drying assembly and feeding assembly, and the end of feeding assembly is equipped with secondary sorting component, and secondary sorting component carries out secondary sorting to material using static electricity.The utility model, by setting drying assembly in fine material outlet, material can be dried, so that the material that enters secondary sorting component keeps suitable humidity, so that the material humidity that enters winnowing box can be properly increased, reduce static electricity when winnowing, facilitate subsequent secondary sorting;The separation effect of flocculus and feather root is improved by the combination of winnowing and electrostatic separation;Dried material is conveyed using feeding conveyor belt, and closed warehouse is used to avoid material scattering;Moist air is discharged using exhaust air pipe, and the environment humidity is suitable.

The invention relates to the technical field of solid waste recovery, in particular to a multi-stage collaborative photovoltaic panel efficient separation method. Comprising the following steps: S1, shredding treatment; s2, primary crushing and screening; s3, secondary crushing; s4, grinding and grading; s5, specific gravity separation; s6, electrostatic separation; dust collection and crushing are achieved through cooperation of cyclone dust removal and pulse dust removal in the whole process, and cooling is achieved through a circulating water cooling system in the grinding link. Through precise parameter design and seamless connection of core procedures of shredding, two-stage crushing, grinding, specific gravity separation and electrostatic separation, gradient separation of components of the photovoltaic panel is achieved, the particle sizes of materials in the procedures are gradually refined from coarse to fine, separation is gradually promoted from coarse separation to fine separation, the core problem that in the prior art, multi-stage processes are not well matched is solved, and the production efficiency of the photovoltaic panel is improved. And after separation, the purity of the copper powder is greater than or equal to 98%, the purity of the silver-silicon powder is greater than or equal to 99%, and the recycling value of valuable materials is greatly improved.

The utility model relates to a triboelectric separation device with adjustable electric field intensity, which comprises a friction pipeline and an electrostatic separation chamber, one end of the friction pipeline is provided with a feed port, the other end of the friction pipeline is connected with an inlet of the electrostatic separation chamber, and one end of the electrostatic separation chamber opposite to the inlet is provided with a discharge port. A positive plate and a negative plate which are oppositely arranged are arranged between the inlet and the discharge port in the electrostatic separation chamber, a sliding rail is arranged on the inner wall of the electrostatic separation chamber, and the positive plate and the negative plate are connected to the sliding rail in a sliding manner; the distance between the positive plate and the negative plate can be adjusted by sliding the positive plate and the negative plate; according to the device, different components are separated by adopting an electrostatic separation technology by utilizing different charges carried by the different components after friction after grains are ground, so that the separation purity of the different components can be effectively improved.

The utility model relates to the field of diamond micro-powder processing, and discloses an electrostatic separation and purification device for abrasion-resistant ultrafine-grained diamond micro-powder, which comprises a round cover, an electrostatic separation and purification mechanism and an electrostatic separation and purification mechanism, the electrostatic separation and purification mechanism comprises a superfine diamond micro-powder adding hopper, a flow dividing pipe, a discharging pipe, a shell, a connecting piece, a drainage hopper and an electrostatic chuck; the flow dividing pipe is fixedly installed between the superfine diamond micro-powder adding hopper and the round cover, the electrostatic chuck is fixedly installed on the inner wall of the top of the round cover, the discharging pipe is fixedly connected with the shell, the connecting piece is fixedly installed on the inner wall of the shell and fixedly connected with the drainage hopper, and the outer side of the drainage hopper makes contact with the inner side of the round cover. The device has the following advantages and effects that superfine diamond micro-powder can uniformly flow on the drainage hopper, so that the electrostatic chuck can fully adsorb and remove dust in the superfine diamond micro-powder, and the dust removal efficiency is improved.

The invention relates to the technical field of plastic waste recycling, in particular to an electrostatic separation device and method for plastic waste recycling. The electrostatic separation device comprises a machine frame, an electrostatic separation unit and a feeding unit, the electrostatic separation unit comprises an electrostatic roller and an electrostatic plate, a separation base is arranged in the machine frame, the electrostatic roller is rotationally connected in the separation base, the electrostatic plate is arranged above the electrostatic roller in an inclined mode, different potential differences are formed between the electrostatic plate and the electrostatic roller, and a separation area space is formed. And the feeding unit is used for sorting the electrified materials under the action of electric field force and comprises a feeding end and a discharging end, and the discharging end is arranged corresponding to an inlet of the sorting area space. Dynamic matching and precise alignment of the sorting electric field form and the material incidence track are achieved, sorting precision and adaptability to different materials are remarkably improved, and the device is particularly suitable for sorting mixed plastic waste with complex components and similar physical properties and has remarkable advantages.

The utility model relates to an electrostatic separation device for cut tobacco contained in slivers, which belongs to the field of new manufacturing technologies and safe dust removal and comprises a feeding port, a trapezoidal screen, a screen box, a discharging port, an electrostatic device, an electrostatic generator, a cut tobacco receiving box, a sliver and powder receiving box and a powder discharging port. The centrifugal vibrating screen utilizes mechanical vibration to realize separation and grading of cut stems in slivers, realizes efficient screening and separation, and further improves the separation accuracy and efficiency in combination with the charge effect of an electrostatic field. The device can adapt to sliver shred-containing materials with different granularities, humidity and electrostatic properties, effectively distinguishes tobacco shreds such as wound shreds and clustered shreds in slivers, and meets production requirements. The method can be widely applied to tobacco field.