650 results about "Granulation" patented technology

The invention relates to a method for preparing MgAlON ceramic with high infrared transmittance by utilizing coarse powder pressureless sintering, and belongs to the field of ceramic preparation. A method for preparing MgAlON ceramic with high infrared transmittance by utilizing pressureless sintering of coarse powder comprises the steps that pure-phase MgAlON powder and a sintering aid are subjected to ball-milling mixing, drying and granulation to obtain mixed powder of MgAlON and the sintering aid, the mixed powder is formed and subjected to pressureless sintering in the nitrogen atmosphere to obtain the MgAlON ceramic, the atomic ratio of Mg to Al to O to N in the pure-phase MgAlON powder is 1: (10-20): (15-25): (2-4), and the atomic ratio of Mg to Al to O to N in the sintering aid is 1: (10-20): (15-25): (2-4). The D50 of the mixed powder of the MgAlON and the sintering aid is 1.1-2.0 [mu] m, and the particle size distribution range is 0.2-10 [mu] m. According to the method, the difficulty of a ball-milling process is small, the risk that impurities are introduced due to particle refinement can be effectively reduced, sintering equipment is easy to obtain, the heat preservation time in the pressureless sintering process is short, the obtained ceramic is high in infrared transmittance, good in energy-saving effect, high in efficiency, low in cost and suitable for preparation of large-size and complex-shape sample pieces, and industrialization is easy to achieve.

The invention belongs to the field of industrial waste treatment and comprehensive utilization, and provides a method and a process for preparing a heavy metal polluted acidic wastewater purifying agent by coupling red mud with carbide slag, and the process comprises the following steps: S1, raw material pretreatment: respectively drying original red mud and carbide slag at 105 + / -5 DEG C to constant weight, crushing, and sieving with a 100-mesh sieve; s2, mixing: uniformly premixing the red mud and the carbide slag powder in proportion, mixing the mixture with a binder in proportion, and uniformly stirring; s3, activating: slowly spraying a proper amount of water into the uniformly mixed dry powder, and stirring while adding until the material forms a wet block mass with certain plasticity; s4, granulation: feeding the wet material into a granulator with the granulation particle size of 2-5 mm, and aging the raw material particles at room temperature for 12-24 hours; and S5, drying and activating: drying the aged particles at 105-120 DEG C until the weight is constant, cooling to room temperature, and sieving to obtain the purifying agent product. The method has the effects of being high in heavy metal removal rate, stable, safe and efficient.

The utility model discloses a fly ash and multi-source solid waste plasma melting collaborative resource treatment system which comprises a fly ash stock bin, a fly ash stock bin, a binder storage tank, a material intermediate bin, a glass stock bin, a stirrer, an extrusion forming granulator, a plasma furnace and a control center. Normal operation of the whole system is completed through accurate matching, quantitative matching of the binder and coordination and matching of valves of all devices. Resourceful treatment of various solid wastes such as fly ash, fly ash and waste glass bottles is realized, the fly ash and fly ash are mixed to form a low-melting-point mixture, low-temperature generation of a liquid phase is promoted, the melting temperature is reduced, the energy efficiency is improved, the treatment cost is saved, and meanwhile, a stable glass phase is formed; according to the plasma furnace, the raw materials are granulated after being mixed, and the process that powdery materials directly enter the furnace is replaced, so that the problem that slag is difficult to discharge in the plasma furnace is solved, and secondary dust raising is prevented.

The invention discloses a waste incineration fly ash innocent treatment method and system based on low-temperature plasma, and belongs to the technical field of dangerous solid waste treatment.The waste incineration fly ash innocent treatment method comprises the steps that fly ash and a silicon-aluminum-based conditioner are mixed and granulated and then placed in a low-temperature plasma reactor, and treatment is conducted with air as a discharge medium; high-energy electrons and active free radicals generated by plasmas are utilized to synchronously realize efficient decomposition and mineralization of dioxin organic pollutants in the fly ash and reduction and stable solidification of heavy metal ions; the treated tail gas containing the active substances is cyclically degraded through a cyclone separator, and solid products can be used as safe building material resources; according to the method, one-stop deep detoxification of two typical pollutants in the fly ash is realized, the treatment temperature is low, the energy consumption is low, secondary pollution is avoided, and an efficient solution is provided for safe treatment and value-added utilization of the waste incineration fly ash.

The invention discloses crushing equipment for waste biomass combustion heat supply, and relates to the technical field of waste biomass crushing. The shaking sieve mechanism, the cutting mechanism and the crushing roller mechanism are sequentially assembled on the rack from top to bottom in the waste material moving direction; the sieve shaking mechanism comprises a first support and a first box body fixed with the upper part of the first support; the stepped screening assembly is arranged in the first box body; and the eccentric vibration wheel assembly is arranged on the first box body. Impurity removal and separation, large-size shearing and crushing operation are sequentially conducted on waste, impurities are rapidly screened out, the purity of the waste is improved, and the large-size waste is pretreated, so that waste particles machined by the crushing roller mechanism can better meet the fine and uniform form required by the final purpose; therefore, stable control of subsequent procedures such as conveying, drying and granulation and unification of product quality are facilitated.

This invention relates to a drying granulator, comprising: a shell having a cylindrical shape, the shell having radially spaced inner and outer walls defining a heating space for containing a heating medium; a rotor including a plurality of blades projecting radially outward on its outer surface, the plurality of blades including: a first blade shaped to coat sludge onto an inner surface of the inner wall facing the rotor; a second blade shaped to facilitate mixing of sludge of different viscosities; a third blade shaped to scrape the dried sludge from the inner surface of the inner wall, causing it to detach and facilitating sludge granulation; and a fourth blade shaped to contact the granulated sludge with the inner surface of the inner wall, further drying the granulated sludge and controlling the particle size of the granulated sludge to a set size and shape.

The invention belongs to the technical field of metallurgical mineral pretreatment, and particularly discloses a preparation method of high-strength zinc concentrate particles. According to the method, a specific composite bonding system is adopted, high-strength green pellets are formed through high-speed shearing granulation and multi-stage particle size regulation and control, and complete solidification and efficient desulfurization of zinc concentrate particles are achieved in a low-temperature fluidized roasting process. The method effectively solves the problems of high binder addition amount, serious pulverization in the roasting process, large zinc grade loss and the like in the traditional granulation process.

The application relates to a swing granulator seven-star roller and a mounting structure thereof. The swing granulator seven-star roller and the mounting structure thereof comprise a seven-star roller body, the seven-star roller body is in a cylindrical working surface structure, seven convex granulation corners are uniformly arranged on the outer peripheral wall of the seven-star roller body, the working surfaces of the granulation corners are all arranged in arc structures, and the arc structures are matched with a screen of the swing granulator; a roller mounting mechanism, which comprises a rack, a bearing seat, a bearing arranged in the bearing seat and a rotating shaft penetrating through the bearing, the rotating shaft is connected with an end shaft of the seven-star roller body, the bearing seat is mounted on the rack, a material seepage discharge port is formed in the rack at the bottom of the bearing seat; and a sealing assembly, which is sleeved on the rotating shaft and located at the opening end of the bearing seat. The material can be more fully and uniformly extruded, the hardness of wet particles is effectively improved, the generation of fine powder after drying is reduced, the quality of granular products is improved, the dead angle residual of the material in the equipment is reduced, and the material waste is reduced.

The invention discloses a controlled-release potassium-magnesium fertilizer as well as a preparation method and application thereof, and relates to the technical field of controlled-release fertilizer production. Potassium magnesium crude salt recovered through salt lake carnallite flotation crystallization is used as a core raw material, high-roundness modified potassium magnesium salt composite particles are constructed through extrusion master batch forming, roller wet amplification, centrifugal polishing shaping and micropore filling and sealing, and the controlled-release potassium magnesium fertilizer is prepared through coating. The problems that potash fertilizer particles prepared through traditional extrusion granulation have many edges and corners and are not prone to film coating are solved through a multi-stage granulation process, secondary granulation is conducted through heterogeneous fine powder materials, surface micropores are filled, the surface smoothness of the particles is greatly improved, meanwhile, the influence of potassium ions on film forming is isolated, and the potassium fertilizer has the good application prospect. According to the finally prepared controlled-release potassium-magnesium fertilizer, a nutrient release curve is precisely regulated and controlled through the controlled-release film layer, double-nutrient continuous supply of crops with high potassium and high magnesium requirements is achieved, the potassium and magnesium deficiency symptoms of the crops are reduced, the crop quality is improved, and a core technical support is provided for high-value utilization of salt lake potassium ore resources and green quality improvement of the crops.

The invention discloses a construction method of a sports field adopting ultra-light odorless particles, and relates to the technical field of high polymer material processing.The construction method comprises the steps that raw materials are pretreated, and polyether polyol, a foaming agent, an amine catalyst, a tin catalyst and a foam stabilizer are mixed and stirred to prepare a foaming precursor; foaming and forming, namely pouring the precursor into a mold at high pressure, preserving heat and pressure, and foaming into a block material; crushing and granulating, namely crushing blocks, grading and screening to obtain particles of 1-10mm; mixing on site, and stirring and coating the glue and the particles according to the ratio of 1: 2.5; paving and compacting: paving the base layer with the material, and compacting to form an elastic base layer; surface layer spraying, wherein fine particles and waterproof color paste are mixed according to the ratio of 1: 1, sprayed and dried to form a wear-resistant surface layer; and marking and delivering, namely marking after the surface layer is dried, and delivering if the detection is qualified. The particles prepared by the method are super easy to process, and after construction, the field structure is compact, the performance is stable, the environmental protection property reaches the standard, the service life is long, the process controllability is high, large-scale production can be realized, and the construction requirements of various sports fields such as campuses, communities and professional venues are met.

The invention provides a preparation method and application of sintering-free phosphorus-absorbing particles, and the preparation method comprises the following steps: (1) a mixing step: uniformly mixing a mixed material containing phosphate tailings, fly ash, slag powder and quick lime with an alkali activator solution under the stirring action to obtain a mixed slurry; (2) curing: injecting the mixed slurry into a mold, and demolding after vibration degassing and sealed curing to obtain a cured sample; (3) curing: curing the cured sample under the conditions of constant temperature and constant humidity to obtain a geopolymer sample; and (4) granulating: segmenting, crushing and screening the geopolymer sample to obtain the sintering-free phosphorus-absorbing particles. According to the method, a preparation process combining geopolymer synthesis and physical crushing is adopted, high-temperature sintering is not needed in the whole process, and the energy consumption and the production cost are remarkably reduced. Moreover, the method is simple in process, low in cost and low in energy consumption, and has a good application prospect.

The utility model discloses a wet shearing granulator which comprises a barrel body, a discharge pipe body and a sealing plate, a stirring cavity used for stirring materials is formed in the barrel, and a discharging opening is formed in the bottom of the inner wall of the barrel; a discharging channel is arranged in the discharging pipe body, and the feeding end of the discharging channel is communicated with the discharging port of the cylinder body. The sealing plate is arranged on the outer side of the barrel, a spray gun is arranged on the sealing plate, and the end, provided with a blowing opening, of the spray gun penetrates through the sealing plate and faces the discharging opening; the sealing plate has a sealing state and an opening state. According to the utility model, the spray gun is arranged on the sealing plate, and after wet and soft materials are discharged, residual materials on the discharge port are blown through the blowing port on the spray gun, so that the problems that dust flies, the subsequent granulation process is influenced, the labor intensity of personnel is increased and the like due to the fact that the discharge port and the sealing plate are not tightly sealed by the residual materials are solved.

This invention discloses a method for preparing anhydrous spherical calcium chloride, relating to the field of anhydrous spherical calcium chloride technology. The preparation method includes 1) raw material pretreatment; 2) premix preparation; 3) stepwise mixing and granulation; and 4) curing and drying. This invention solves the key problem of moisture absorption and crusting of anhydrous calcium chloride by utilizing industrial waste such as fly ash to construct a "skeleton-gel-pore" composite structure. The product has a several-fold longer anti-crusting time, more uniform and lasting moisture absorption, high particle strength, and very little dust. The raw material cost is low, and the reaction is controllable and easy to industrialize, achieving a balance between high performance, low cost, and green environmental protection.

Dispersible activated bauxite granules are disclosed and methods for forming dispersible activated bauxite granules are disclosed in which bauxite is activated by a granulation process.

The utility model relates to the technical field of pharmaceutical equipment, and discloses a sealing, scraping and guiding combined device and a dry type granulator, the sealing, scraping and guiding combined device comprises: an end face sealing device, which encloses a pre-pressing space, a main compaction space and a discharge space with the outer peripheral surfaces of a first compression roller and a second compression roller; the scraping and guiding device comprises a first scraper and a second scraper, the first scraper and the second scraper are suitable for shoveling, scraping and removing materials adhered to the peripheral surfaces of the first compression roller and the second compression roller, a guiding space is formed between the first scraper and the second scraper, and an outlet of the guiding space is communicated with an inlet of the granulating cavity. According to the sealing, scraping and guiding combined device provided by the utility model, the first scraper and the second scraper are arranged to scrape and remove materials adhered to the peripheral surface of the compression roller, and the materials are guided to the granulating cavity through the guiding space between the first scraper and the second scraper, so that the scraping and guiding device integrates a material scraping function and a material guiding function; therefore, the structure of the sealing scraper combination device is more compact, and the requirement for small and exquisite appearance of equipment is met.

The application relates to a preparation method of a high-dielectric high-Curie-temperature garnet ferrite without rare earth, which comprises the following steps: pre-treating raw materials to make the raw materials with different particle sizes basically reach the same particle size state, and then obtaining mixed materials with uniform components through mechanical stirring and one-time granulation, so that ideal pre-sintering effect can be realized. Meanwhile, three kinds of second grinding materials with different pre-sintering temperatures and particle sizes are uniformly mixed to control the sintering activity of the powder, and the sintering process is matched, so that the microstructure of the sintered body can be finally improved, the porosity of the ferrite material is reduced, and the ferromagnetic resonance line width is reduced. Through the combined substitution of bismuth, zirconium and calcium elements and the adjustment of the preparation process, the particle size of the powder is adjusted, the sintering stage is controlled to the end of continuous grain growth, the microstructure of the garnet ferrite material is improved, and finally the ferrite material with high dielectric constant, high saturation magnetization, low ferromagnetic resonance line width and high Curie temperature is prepared.

Device (100) for starting up a granulating device, in particular one downstream of an extruder, comprising: a granulating device, such as a dry granulating device, for granulating a strand of material; a conveying line (102) coupled to the granulating device for granules, wherein the conveying line (102) leads from the granulating device in a conveying direction to a classifying device for classifying the granules; and a diverter (104, 200) arranged in the conveying line (102) for diverting the granules from a feed line (106) into one of at least two discharge lines (108, 110), wherein the diverter (104, 200) comprises: - a housing (112, 208) with a feed opening (114, 206), at least one first discharge opening (116) and at least one second discharge opening (118); and - a flap (120, 214) which is pivotable in the housing (112, 208) about a pivot axis (122) between a first conveying position in which a first conveying passage (124, 218) between the feed opening (114, 206) and the first discharge opening (116) is released while closing off a second conveying passage (126, 220) between the feed opening (114) and the second discharge opening (118), and a second conveying position in which the second conveying passage (126, 220) between the feed opening (114) and the second discharge opening (118) is released while closing off the first conveying passage (124, 218) between the feed opening (114) and the first discharge opening (116), wherein the diverter (104, 200) is designed to divert start-up material, such as granulate material, during a start-up process of the granulating device and wherein at least one guide section (142, 202), such as a guide element and / or deflector plate, is provided in the area of ​​the feed opening (114, 206) to guide the granulate over an edge and / or end face (144, 212) of the flap (120, 214).

The invention discloses landscaping waste drying treatment equipment, belongs to the technical field of landscaping, and provides the following scheme that the landscaping waste drying treatment equipment comprises a waste drying treatment mechanism, a waste pretreatment mechanism is arranged on the waste drying treatment mechanism, and the waste drying treatment mechanism comprises a drum type conveying assembly; a sludge drying assembly is arranged at one end of the drum-type conveying assembly, and an airflow conveying channel is arranged on the sludge drying assembly; sludge is spirally conveyed and extruded through the spiral extrusion assembly, so that the sludge can be subjected to water squeezing treatment, the water squeezing effect is further enhanced in cooperation with the sludge granulation assembly, water is conveniently and thoroughly separated, energy consumption and time of a subsequent drying procedure are greatly reduced, and the drying efficiency is improved. And the sludge can be extruded into particles with the same size through the sludge granulation assembly, so that the same heating area and the consistent water evaporation rate of each sludge particle in the subsequent drying process are ensured, and the drying uniformity is remarkably improved.

The present invention provides a carbonation treatment system and a carbonation treatment method that can obtain granules having a desired particle size in high yield. [Solution] The carbonation treatment system 10 comprises a carbonation device 1 that carbonizes a material to be treated F by bringing it into contact with carbon dioxide gas to produce a carbonated product P, a granulation device 2 that granulates the carbonated product P transported from the carbonation device 1, and a moisture content adjustment mechanism 3 that adjusts the amount of moisture added to the carbonated product P.

The application provides a base glass, a preparation method of the base glass, a glass powder, a granulation powder, a glass insulator and a temperature sensor glass sealing workpiece. 3 The base glass comprises BaO 50-80 parts, B2O3 5-30 parts, SrO 1-10 parts, SiO2 1-25 parts, Al2O3 1-15 parts, CaF2 0.1-10 parts, TiO2 0.1-5 parts, rare earth oxide 0.7-3.1 parts and Nb2O5 0.1-3 parts; the rare earth oxide comprises La2O3 and Y2O3. The glass raw material of the application is lead-free, has high strength and air tightness, the lead-free microcrystalline glass system meets the insulation requirement of high-temperature sensors under long-time high-temperature environment, is resistant to repeated temperature impact and will not crack, the electric property does not attenuate, the problem of high-temperature resistance of metal sealing parts is solved, and the performance requirements of high-temperature resistance and high insulation are met.

The utility model discloses a granulating device for waste pipe fitting processing, which relates to the technical field of waste pipe fitting processing, and comprises an L-shaped base, one end of the top of the L-shaped base is fixedly connected with a supporting clamping seat, the supporting clamping seat is connected with an extruder device in a clamping manner, the top of the L-shaped base is fixedly connected with a cutting bin, and the cutting bin is fixedly connected with a conveying device. The side wall of one end of the L-shaped base is fixedly connected with a cooling bin, the cooling bin corresponds to the extruder device and the cutting bin in position, and the side wall of the cooling bin is fixedly connected with a liquid nitrogen cooling jacket device. The L-shaped base provided by the utility model is convenient to cut and granulate on the basis of quickly cooling a solution produced by smelting a waste pipe fitting after bracing, so that the problem that the existing granulating device for processing the waste pipe fitting cannot quickly cool and shape a plastic bracing produced by an extrusion mechanism when in use is solved; and a worker needs to pull into cooling water for shaping to carry out pelletizing in the next step, so that the pelletizing working efficiency is influenced.

The present invention relates to a tablet comprising an intragranular composition comprising amorphous tolvaptan and at least one binder, wherein the intragranular composition is obtained by wet-granulation using water.

The environment-friendly heat-resistant ceramic clay production equipment comprises a driving base, a charging barrel, a granulation assembly, a rolling assembly and a material mixing guide piece, a speed reduction unit and a main shaft rod are arranged in the driving base, and the main shaft rod is driven by a motor to rotate at low speed and large torque. The granulating assemblies are sequentially arranged above the charging barrel in a sleeving mode, each granulating assembly is composed of a detachable sleeve shell and a granule pore plate, and the pore diameters of the granule pore plates of different layers are gradually decreased step by step; the rolling assembly is composed of a truss rod and rolling blocks at the two ends, a material guiding inclined face, a rolling inclined face and a material discharging face are sequentially formed at the bottoms of the rolling blocks, and guiding, rolling and smooth discharging of materials are achieved. According to the equipment, continuous crushing and particle size control of heat-resistant waste are achieved through a multi-stage rolling and graded diameter control structure, the granulation module can be rapidly replaced according to needs, the equipment has the advantages of being uniform in crushing, adjustable in particle size, automatic in discharging and sufficient in mixing, and the production efficiency and particle consistency of environment-friendly ceramic clay are remarkably improved.

This invention discloses a high-temperature molten slag granulation system coupled with cyclone heat exchange and water mist, including a granulation chamber, a high-temperature molten slag transition device disposed at the top of the granulation chamber, a granulation disc disposed inside the granulation chamber and below the high-temperature molten slag transition device, and a transmission shaft and motor for driving the rotation of the granulation disc. A slag outlet is provided at the bottom of the granulation chamber, and multiple spray nozzles are evenly arranged circumferentially on the upper part of the inner side wall of the granulation chamber. At least four tangential high-pressure air inlets are provided circumferentially below the spray nozzles on the side wall of the granulation chamber, each high-pressure air inlet being connected to a high-pressure blower. An arc-shaped guide baffle is provided on the inner side of each high-pressure air inlet. The system of this invention has a compact structure and no additional moving parts. It can adapt to different working conditions such as blast furnace slag and steel slag by only adjusting the air pressure and water volume, and has broad industrial application value.

The invention discloses a non-contact material pre-crystallizer for granulation, and relates to the technical field of crystallizers, the non-contact material pre-crystallizer for granulation comprises a fixed mounting base, a speed reducer plate frame is mounted above the fixed mounting base, and the right end of the speed reducer plate frame is provided with a driving gear disc capable of rotating an inner cylinder. The problems that a traditional granulation crystallizer depends on contact type mechanical operation, materials are gathered through physical acting force or by directly adding reagents, the product uniformity and the process effect can be seriously reduced in the aspects of energy consumption, efficiency and the like, material particles are prone to being mutually bonded or directly bonded in a container through contact type operation, and the production cost is high are solved. The problems that in the prior art, due to the fact that the mixing speed is different, follow-up cleaning is difficult, meanwhile, along with the different mixing speeds, the crystallization degree of material particles is different, and in the material particle input and discharge process, a conventional crystallizer can only conduct quantitative operation on materials, and continuous operation cannot be achieved are solved.

The invention relates to an IZO target material for a flexible electronic device. The IZO target material is prepared from In2O3 powder, ZnO powder, an organic binder and a dispersing agent, wherein the mass ratio of In2O3 to ZnO is (90-95): 10. The In2O3 and ZnO (90-95): 10 are accurately proportioned, so that the compactness of the main crystal phase structure of the target material is ensured; meanwhile, due to the synergistic effect of modified silicon dioxide and chitosan in the modified silane coupling agent, the problem of powder agglomeration is effectively solved, 200-500 nm uniform particles obtained through spray drying granulation are combined, no obvious pores exist in the biscuit after forming, meanwhile, the compression molding pressure of 50-80 MPa is matched with the pressure maintaining time, particle gaps are further compacted, and the particle size distribution is uniform. And a foundation is laid for compact sintering.

The utility model provides a kind of industrial silicon powder granulating device, comprising: granulator body, the screening device of being equipped in the discharge port below of granulator body, the conveying plate of being fixed in the discharge port below of screening device, the powder elevator of being equipped in granulator body, conveying plate side, the inlet of powder elevator of being equipped in the lower end of conveying plate, the discharge port of powder elevator being equipped in the above of granulator body;Through above-mentioned scheme, screening device can promptly, effectively screen the particle produced by granulator, effectively separate qualified particle meeting granularity requirement and unqualified particle or powder, powder recycling is realized by powder elevator, avoid the waste of powder, reduce the consumption of raw material, reduce the raw material procurement cost of enterprise.

The invention discloses a particle crushed concentrated feed for ruminants and a preparation method thereof, and belongs to the technical field of feed processing, and the preparation process comprises the following steps: crushing and uniformly mixing the raw materials, feeding the uniformly mixed materials into a granulator, tempering by steam, granulating after tempering, and carrying out vacuum freeze drying on the granules to obtain the particle crushed concentrated feed for ruminants. Carrying out ultrasonic treatment, then feeding the granules into a granule crusher for crushing, and finally carrying out screening treatment through a double-layer vibrating screen to obtain middle-size-fraction granules; through the preparation process, the porosity of the feed can be increased, the palatability of the feed and the nutrient retention rate of the feed can be improved, the digestibility of beef cattle to the feed can be improved, and a vacuum freeze-drying and ultrasonic crushing process, a ring die granulator for granulation and a screening process in a specific particle size range are combined, so that the feed quality is improved. The uniformity of the material granularity can be improved, the granularity difference of particles is eliminated, and the pulverization condition of the feed is reduced, so that the net energy utilization efficiency of the feed is improved.

The invention relates to the technical field of activated carbon particle preparation, in particular to wormwood activated carbon particles and preparation equipment and method.The wormwood activated carbon particle preparation equipment comprises a workbench, a mixing bin, a feeding bin and a granulation system, a dividing bin is arranged on the mixing bin, and a power shaft is rotationally arranged in the mixing bin; one end of the power shaft penetrates through the dividing cabin and is rotationally connected with the dividing cabin; according to the wormwood active carbon particles, the preparation equipment and the preparation method, when the wormwood active carbon particles are used, the traditional large-ball mixing process is changed by introducing a ball dividing and fusing method, and the powder wrapping cabins are distributed in the mixing cabin in the circumferential direction of the power shaft, so that the powder wrapping cabins are uniformly distributed in the powder wrapping cabins, and the powder wrapping cabins are uniformly distributed in the powder wrapping cabins; the method is characterized in that a large-volume clay pie is divided into standardized independent clay strip units in advance, so that microcosmic and precise mixing acting force is achieved, it is guaranteed that moxa powder and activated carbon powder are evenly distributed in a clay matrix, and the component gradient and the half-cooked phenomenon are eliminated.

The utility model relates to the field of aluminum oxide ceramic production equipment, in particular to a screening device for purifying aluminum oxide granulation powder, which comprises a support, a screening box rotationally arranged at the upper end of the support and rotationally connected with the support, a rotating mechanism arranged on the support and connected with the screening box, and dust collection hoses arranged at the two ends and the lower end of the screening box. A negative pressure dust collector connected with the dust collection hoses is arranged on the support, an air inlet window is arranged at the upper end of the screening box and connected with an air filtering unit, a first driving mechanism is arranged in the screening box and connected with a screening net cylinder, the end of the screening net cylinder is rotationally and hermetically connected with a feeding pipe, and the feeding pipe extends out of the screening box. A spiral blade is rotationally arranged in the feeding pipe, a mounting base is arranged outside the screening box, and a positive and negative rotation motor connected with the spiral blade is arranged on the mounting base. The device has the advantages of automatically discharging particles with larger particle sizes and being not easy to block.