33results about How to "Increase stirring intensity" patented technology

The invention belongs to the technical field of ferrous metallurgy, and relates to a blowing oxygen lance nozzle for improving the steel scrap ratio of a converter and a blowing process. The main jet flow hole is formed in the bottom, the secondary combustion auxiliary holes are formed in the side wall, the secondary combustion auxiliary holes adopt the diverging pipe design mode, the secondary combustion oxygen flow outlet speed is reduced, interference to main oxygen jet flow caused by too high outlet speed is avoided, the secondary combustion efficiency is enhanced, meanwhile, the main oxygen jet flow is blown in through jetting gas in a rotational flow mode, and the secondary combustion efficiency is improved. The blowing stirring condition is improved, the stirring strength of the molten pool is enhanced, the heat and mass transfer process between the molten pool and the scrap steel is enhanced, the melting speed of the scrap steel is increased, and the uniform mixing time of the molten pool is shortened.

The utility model discloses a mixing device for ceramic tile back adhesive production, which comprises a stirring tank, a mixing assembly is arranged on the inner side of the stirring tank, the mixing assembly comprises a servo motor, a stirring rod, a stirring blade, a driven rod, a stirring sleeve, a driving rod and a supporting frame, the servo motor is mounted on the top of the stirring tank, and the stirring blade is mounted on the stirring sleeve. The stirring rod is connected to the output end of the servo motor, the stirring blades are arranged on the outer side of the stirring rod, the driven rods are connected to the two sides of the stirring rod, the stirring sleeve is arranged on the driven rods, the driving rod is arranged on the stirring sleeve, the supporting frame is arranged at the bottom end of the stirring tank, and the water bath assembly is arranged outside the stirring tank. The water bath assembly comprises an interlayer, a gap and a water tank, the interlayer is arranged on the outer side of the stirring tank, the gap is formed between the interlayer and the stirring tank, and the water tank is arranged on one side of the stirring tank, so that the technical problem that the existing device mentioned in the background technology is insufficient in the stirring process of the tile gum is solved.

The invention relates to the technical field of insulating paint mixing, in particular to an insulating paint vortex type mixing and stirring device and a method thereof.The insulating paint vortex type mixing and stirring device comprises a mixing kettle, a feeding part, a feeding cylinder, a water pump, a driving disc and a stirring cylinder; the stirring device can solve the following problems in the stirring process of insulating paint in the prior art: raw materials cannot be uniformly sprayed in a solvent step by step, easily float at the upper end of the solvent, are difficult to mix quickly, and are accumulated to influence the mixing efficiency; stirring dead angles exist, so that raw materials in the box body cannot be comprehensively stirred, and the mixing effect of the raw materials is influenced; vortex type stirring is formed through revolution and autorotation of the stirring barrel at the same time, a solvent and raw materials can perform convective motion, dissolution, dispersion and intense mixing are facilitated, various raw materials can be sequentially thrown into the solvent through the stirring barrel, floating and accumulation of the raw materials are avoided, and therefore the mixing and stirring effect is enhanced.

The utility model relates to the technical field of electric pole machining devices, in particular to a concrete electric pole pumping device which comprises a bearing table, the left portion and the right portion of the lower end of the bearing table are each fixedly connected with two moving mechanisms, and the front side and the rear side of the left portion of the upper end of the bearing table are each fixedly connected with two fixing bottom supports. A fixing groove is formed in the left portion of the upper end of the bearing table, a conveying box is fixedly connected to the left portion of the upper end of the bearing table, a feeding pipe is fixedly connected to the right side of the upper portion of the outer surface of the conveying box, a stirring assembly is arranged in the conveying box, and a conveying pipe is fixedly connected to the lower portion of the right end of the conveying box. According to the concrete pole pumping device, the first rotating shaft and the second rotating shaft are matched with each other to rotate to stir concrete, so that the fluidity of the concrete is kept, the stirring strength is enhanced through the two sets of forward stirring blade ribs and the two sets of reverse stirring blade ribs, and the fluidity of the concrete is accelerated when the concrete is pumped; hardening caused by long time is avoided, and the quality of electric pole pouring is improved.

This utility model discloses a constant-temperature fermentation tank for truffle wine, belonging to the field of fermentation tank technology, aiming to solve the technical problem of uneven temperature control of raw materials in truffle wine fermentation under existing technology. The constant-temperature fermentation tank for truffle wine includes a fermentation tank body for fermenting and preparing truffle wine. The fermentation tank body is equipped with a stirring mechanism to mix the fermentation raw materials; a jacket, formed inside the tank wall, with media conveying pipes arranged within the jacket for conveying heating and cooling media; and an inner cylinder, located on the inner wall of the fermentation tank and extending towards the center of the fermentation tank. Branch pipes pass through the inner cylinder and are connected to the media conveying pipes. This constant-temperature fermentation tank for truffle wine allows the heating and cooling media to act evenly on the fermentation tank body, effectively maintaining the constant temperature environment required for fermentation, avoiding the impact of temperature fluctuations on the fermentation process, and improving the quality and stability of the truffle wine.

The present invention relates to a smelting method for improving the dephosphorization efficiency of a converter. The raw materials for converter steelmaking are scrap steel and molten iron. The smelting process controls a suitable oxygen supply system and slag making system to improve the slag-making effect of the smelting process. In addition, an iron-carbon agent is added in the late stage of converter smelting to increase the stirring energy of the molten pool through the carbon-oxygen reaction between slag and metal, promote the dephosphorization reaction, improve the dephosphorization effect, and reduce the oxidizability of the terminal slag and iron loss. The present invention is simple to operate and easy to promote and apply. It is especially suitable for converters with poor bottom blowing effects and can improve the dephosphorization effect.

The utility model relates to the field of pavement maintenance, and discloses a pavement wearing layer maintenance device which comprises a transport vehicle, a heating tank is fixedly connected to the top of the transport vehicle, a first gear is rotatably connected to the top of the inner side of the heating tank, a second gear is slidably connected to the top of the inner side of the heating tank, and the first gear and the second gear are meshed with each other. A gear ring is fixedly connected to the interior of the heating tank, the second gear is meshed with the gear ring, stirring rods are fixedly connected to the bottom of the first gear and the bottom of the second gear, a plurality of evenly-distributed stirring blades are fixedly connected to the peripheries of the two stirring rods, and a feeding pipe is fixedly connected to the periphery of the heating tank. According to the stirring device, the first gear rotates by starting the first motor, and the second gear rotates around the first gear in a planet wheel mode, so that the interior of the stirring device is fully stirred through the stirring rod and the stirring blades, raw materials are stirred more evenly, and the raw materials are heated evenly.

The utility model relates to the technical field of stirring tanks, provides a fluorine-containing chemical mixing and stirring tank, and solves the problem that an existing stirring tank cannot be self-adaptive to liquid level and viscosity changes due to design defects. The device comprises a tank body, wherein a feeding valve is arranged at the top of the tank body; the stirring rod is arranged in the tank body; the motor is arranged at the top of the tank body and is in driving connection with the stirring rod; the liquid level monitoring modules are respectively arranged at different heights of the inner wall of the tank body; the rotating speed sensor is arranged on the stirring rod and used for detecting the actual rotating speed of the stirring rod; the controller is electrically connected with the motor, the liquid level monitoring modules and the rotating speed sensor; through the positive correlation control of the liquid level height and the motor output power, the stirring strength is improved at a high liquid level, the energy consumption is reduced at a low liquid level, and the balance of the mixing efficiency and the energy consumption is realized.

The utility model relates to the technical field of water removal of water-containing solid waste, and discloses high-speed continuous mixing equipment which comprises a machine body, the machine body is provided with a feeding port and a discharging port which are located at the two ends of the machine body, a plurality of feeding ports used for adding materials are further formed along the machine body, and a main shaft is arranged in the machine body and connected with a driving device. The main shaft is provided with a plurality of first blades arranged in the axial direction, the first blades rotate along with the main shaft to be used for conveying and stirring materials, the main shaft is further provided with a plurality of second blades arranged in the axial direction, and the second blades rotate along with the main shaft to be used for stirring the materials. According to the high-speed continuous mixing equipment, water-containing solid waste is added from the feeding hole, calcium oxide enters the machine body from the charging holes, and the charging holes can be selected according to the reaction speed of the water-containing solid waste and the calcium oxide, so that the mixing and stirring operation is completed before a large amount of high-temperature and high-humidity dust-containing gas is generated, and the explosion risk is avoided.

The invention provides a sand accumulation prevention preliming barrel which comprises a barrel body, an upper stirring device and a lower stirring device, the upper stirring device and the lower stirring device are arranged in the barrel body and used for mixing mother liquor and lime milk, the upper stirring device comprises a transmission shaft extending into the barrel body and a plurality of upper stirring impellers detachably connected with the transmission shaft, and the lower stirring device is arranged at the bottom of the barrel body. The lower stirring device comprises a lower stirring impeller rotationally connected to the bottom wall of the barrel body, the rotating direction of the lower stirring impeller enables the medium to be turned over upwards, and the barrel body is provided with a mother liquor inlet allowing mother liquor to enter, a lime milk inlet allowing lime milk to enter and a sand liquor outlet for outputting mixed liquor formed after the mother liquor and the lime milk are mixed. According to the sand accumulation prevention preliming barrel, through mutual cooperation of the upper stirring device and the lower stirring device, the stirring effect is improved, and meanwhile the accumulation speed of sand grains at the bottom of the barrel is reduced.

This invention discloses a method for producing planting soil for landscaping using nitrogen- and phosphorus-polluted river and lake sediment. The method includes the following steps: collecting nitrogen- and phosphorus-polluted river and lake sediment; filtering the sediment through a separation unit to obtain a first mixed soil; allowing the first mixed soil to stand for one hour; adding auxiliary materials to the first mixed soil; and then subjecting it to intensive mixing through a mixing unit to obtain a second mixed soil; sending the second mixed soil to a ventilation chamber and adding a microbial compound inoculant to promote rapid decomposition, thus obtaining planting soil suitable for landscaping. This invention has the following advantages and effects: it designs a complete and standardized processing chain to improve nitrogen- and phosphorus-polluted river and lake sediment, producing planting soil for landscaping, turning waste into treasure, and realizing the resource reuse of sediment.

The present invention discloses a method and device for deoxidation in a melt furnace at the end of steelmaking, and belongs to the field of metallurgical technology. Before stopping oxygen blowing at the end of oxygen steelmaking blowing in a top-blown converter or electric arc furnace with oxygen blowing above the molten pool, the present invention adds a powder spraying function to the existing steelmaking furnace bottom blowing inert gas stirring system, and transforms it into a stirring / powder spraying system device as shown in Figure 1 or 2. The stirring gas channel is blown from the bottom of the steelmaking furnace, and the stirring gas is used as a carrier gas to spray carbon powder into the molten pool. 1) The oxygen content in the melt is reduced by the combined action of the carbon-oxygen reaction and its products and the bottom blowing stirring gas, especially the iron oxide content in the slag can be effectively reduced, and 2) the additional smelting cycle time increase and corresponding additional heat dissipation loss caused by static stirring with inert gas are reduced.

The utility model belongs to the technical field of stirring devices, and particularly relates to a mixing and stirring device for preparing light thermal insulation gypsum self-leveling mortar, which comprises a stirring barrel, a sealing cover arranged at the top of the stirring barrel, a stirring motor and a feeding pipe arranged on the sealing cover, a discharging pipe arranged at the bottom of the stirring barrel, and a stirring shaft arranged in the stirring barrel, a stirring rod is arranged on one side of the stirring shaft, a fixing mechanism is arranged on the stirring shaft, a buffering mechanism is arranged between the inner wall and the outer wall of the stirring barrel, stirring blades are arranged on the stirring rod, bristles are arranged on the stirring blades, a sealing cap is arranged on the discharging pipe, and a connecting piece is arranged at the top end of the stirring barrel. According to the mixing and stirring device, the fixing mechanism, the stirring blades, the bristles and the buffer mechanism are arranged, so that the stirring effect of the mixing and stirring device can be further improved, the whole stirring shaft can be conveniently and independently cleaned, and the sealing effect of the mixing and stirring device for preparing the light heat preservation gypsum self-leveling mortar can be further improved.

The invention provides an electrolyte reaction kettle capable of avoiding a spinning phenomenon, and belongs to the technical field of electrolyte production, the electrolyte reaction kettle comprises a kettle body, a kettle top is arranged at the upper end of the kettle body, a reciprocating lifting mechanism is arranged in the middle of the kettle top, the reciprocating lifting mechanism comprises a lifting plate, the lifting plate is movably mounted above the kettle top through a positioning rod, and the positioning rod is arranged on the lifting plate. A hollow toothed plate is arranged on the rear side of the upper surface of the lifting plate, and the interior of the hollow toothed plate is connected with an intermittent gear in an engaged mode. By arranging the reciprocating lifting mechanism and the stirring mechanism, a hollow rotating shaft and a stirring rod can transversely rotate, and meanwhile, the stirring rod can also obliquely rotate due to the arrangement of a bevel gear I and a bevel gear II, so that the stirring intensity in the kettle body is improved, and the flowing direction of electrolyte can be disrupted; and the phenomenon that the electrolyte flows towards one direction to generate a swirling phenomenon is avoided, the stirring effect is improved, the electrolyte is uniformly distributed, and the mixing quality is better.

This invention belongs to the field of peroxide production technology, specifically relating to a continuous production apparatus and method for lauroyl peroxide. The continuous production apparatus for lauroyl peroxide includes a primary reactor, to which a secondary reactor, a tertiary reactor, and a filter tank are sequentially connected. Each of the primary, secondary, and tertiary reactors is equipped with a stirrer, with a spiral plate threaded onto its upper part. A motor is connected to the top of the stirrer. A conveyor belt is installed inside the filter tank, and a mother liquor outlet is located in the center of the bottom plate. The bottom plates on both sides of the mother liquor outlet are inclined. A primary washing tank, a secondary washing tank, and a tertiary washing tank are sequentially connected to the filter tank. Each of the primary, secondary, and tertiary washing tanks is equipped with a filter screen and a sprayer. This invention employs a multi-reactor series continuous production process, resulting in higher production efficiency and more stable operation.

The utility model discloses a stirring device of a spice extraction tank, which comprises a heat preservation barrel and a container upper sealing head arranged above the heat preservation barrel, the heat preservation barrel is sequentially provided with an inner barrel, a jacket barrel and heat preservation cotton from inside to outside, and the stirring device is arranged in the heat preservation barrel. Comprising a vertical stirring shaft and multiple layers of stirring blades arranged on the stirring shaft, the top end of the stirring shaft is connected with the container upper seal head through a bearing, the bottom end extends into the lower portion of the heat preservation barrel, the outer edges of the blades are in clearance fit with the inner wall of the inner barrel, and the top end of the stirring shaft extends out of the container upper seal head and is connected with a driving device. The multiple layers of paddles are uniformly arranged in the axial direction, adopt arc-shaped or spiral structures and are arranged obliquely relative to the shaft, and the adjacent layers are arranged in a staggered manner; and a guide cylinder with a through hole is arranged between the stirring shaft and the inner cylinder body. The utility model overcomes the problems of many stirring dead zones and easy scaling in the prior art, has good stirring, mixing, heat and mass transfer effects, improves the equipment performance, and is convenient to manufacture, install, clean and maintain.

The invention discloses pump moistening product transportation equipment for concrete pumping, and relates to the technical field of concrete pumping equipment, the pump moistening product transportation equipment comprises a transportation vehicle, a material storage barrel is fixedly arranged on the transportation vehicle, a stirring rod is rotatably arranged on the material storage barrel, a stirring paddle is fixedly arranged on the stirring rod, and the stirring paddle is rotatably arranged on the material storage barrel. And a power system for driving the stirring rod to rotate is arranged on the storage barrel. According to the pump lubricating mortar stirring device, real-time stirring of the pump lubricating mortar or other pump lubricating products in the transportation process and on a construction site is achieved, so that the uniformity and stability of the pump lubricating mortar or other pump lubricating products are guaranteed, the pump lubricating mortar or other pump lubricating products are prevented from being adsorbed on the barrel wall of the storage barrel, and material waste is reduced.

The utility model relates to the technical field of coagulation reaction, and discloses a water treatment coagulation reaction tank for drinking water, which comprises a mixed reaction tank, a medicine spraying pipe is horizontally arranged on the mixed reaction tank, a medicine outlet port of the medicine spraying pipe is positioned in the mixed reaction tank, a circulating pipe is arranged on the mixed reaction tank, and a water outlet port of the circulating pipe is positioned in the mixed reaction tank. The two ends of the circulating pipe are communicated with the mixed reaction tank in an up-down arrangement state, and a water outlet port of the circulating pipe is opposite to a pesticide outlet port of the pesticide spraying pipe. Coagulant liquid is sprayed into the mixed reaction tank from the chemical spraying pipe, meanwhile, sewage in the mixed reaction tank is pumped and sprayed out by the circulating pipe, and the sprayed sewage and the sprayed coagulant liquid generate intense collision above the water surface of the mixed reaction tank, so that the coagulant liquid and the sewage are quickly mixed, and the mixing is performed in a convection collision manner; according to the mixing reaction tank, the arrangement of a stirring device is omitted, or the volume of the stirring device is reduced, so that the water storage capacity of the mixing reaction tank is not greatly influenced while a relatively good mixing effect is ensured.

The utility model discloses a granule high -efficient mixing device is used in plastic film production, including base, the top of base is fixedly installed with jar body, the top of jar body is fixedly installed with feed pipe, and the bottom of jar body is fixedly installed with the discharge pipe, the inside vertical rotation of jar body is equipped with a plurality of first and last connection's stirring shaft, and the connecting place of a plurality of stirring shafts is rotatory with support frame, and the both ends of support frame are fixedly connected with the inner side wall of jar body, and the shaft wall of a plurality of stirring shafts is fixedly installed with a plurality of even distribution's stirring vane, and the outer side wall of jar body is fixedly installed with the protective shroud, and the top of protective shroud is fixedly installed with motor, and the inside of protective shroud is equipped with the transmission mechanism of variable speed that is connected with the output of motor. The utility model can realize the differentiation of different height granule's stirring, satisfy the strong shear stirring intensity required by the high pressure granule of bottom, reduce the stirring damage risk of upper low pressure granule, and improve the quality stability of subsequent plastic film production.

The present invention relates to a novel horizontal mixer stirring shaft, which is composed of a horizontal stirring shaft and a spiral mixing blade fixed thereon. The mixing blade is arranged in multiple sections non-continuously, and the sections of the main mixing blades adjacent to each other in front and behind and intermittently arranged along the axial direction of the horizontal stirring shaft are staggered in sequence at a certain angle along the radial direction of the main shaft, and a return mixing blade is arranged in the middle of the angle between the two sections of the main mixing blades adjacent to each other along the axial direction of the horizontal stirring shaft. The main mixing blade and the return mixing blade are adopted to prevent the flexible strip material from being easily entangled or entangled, thereby reducing or avoiding the labor cost, production loss and harm to personnel health and operating environment caused by regular cleaning. The rotation direction of the return mixing blade is opposite to that of the main mixing blade, thereby enhancing the stirring intensity and improving the mixing effect. The horizontal stirring shaft can rotate forward or reversely, and the return mixing blade has an opposite rotation direction to the main mixing blade. Regardless of whether the horizontal stirring shaft rotates forward or reversely, the direction in which the return mixing blade pushes the material is opposite to that of the main mixing blade, further improving the mixing effect.

This invention relates to a method for enhancing the stirring intensity during vanadium extraction, belonging to the field of steel pretreatment. The method includes the following three steps: first, vanadium-containing molten iron is added to a converter; then, a top-and-bottom blowing process is used for smelting; coolant is added according to the composition and temperature at the smelting endpoint; finally, semi-steel is removed from the lance at the smelting endpoint. The top-blown gas is an oxygen-nitrogen mixture, and the total flow rate of the oxygen-nitrogen mixture is 31,000~35,000 Nm³. 3 / h; the oxygen consumption per ton of iron, the top blowing lance position, and the nitrogen consumption per ton of iron are controlled in segments according to the blowing period; the bottom blowing gas is nitrogen, and the nitrogen supply intensity is controlled in segments according to the blowing period. This invention significantly enhances the stirring intensity of the molten pool without significantly increasing the temperature rise rate through the synergistic effect of the high-flow-rate oxygen-nitrogen mixed gas from the top and the variable-flow-rate nitrogen from the bottom, thereby shortening the mixing time and enhancing the slag-metal reaction, further increasing the vanadium oxidation amount and further reducing the TFe content in the vanadium slag.

The utility model relates to the technical field of building construction devices, in particular to a double-vertical-shaft type flow-state solidified soil stirring device which comprises a stirring barrel, a stirring driving assembly is arranged at the top of the stirring barrel, two stirring shafts are arranged in the stirring barrel and connected with the stirring driving assembly, and each stirring shaft is provided with a plurality of stirring blades. All the stirring blades are obliquely arranged relative to the horizontal plane; projection parts of circles formed by rotation of the stirring blades on the two stirring shafts on the horizontal plane coincide, the inclination directions of the stirring blades on the two stirring shafts relative to the horizontal plane are the same, and the stirring rotation directions of the two stirring shafts are opposite. The stirring device has the beneficial effects that when the two stirring shafts are used for stirring solidified soil in the stirring barrel, the stirring blades on the two stirring shafts are the same in inclination direction and opposite in rotation direction relative to the horizontal plane, so that a high-speed stirring area can be formed in a partial area between the two stirring shafts, and the stirring strength of the device is improved; and the uniformity and the stability of the components of the stirred flow-state solidified soil meet the construction requirements.

The utility model belongs to wastewater treatment equipment technical field, specifically disclose a kind of reaction device for organic wastewater treatment, including reaction bucket, the upper portion of reaction bucket is provided with servo motor, the lower portion of servo motor is provided with dynamic torque sensor, the output end of dynamic torque sensor is connected with the output end of servo motor power output with first coupling, the inner wall of reaction bucket is rotatably connected with stirring shaft, the output end of dynamic torque sensor is connected with the top end of stirring shaft with second coupling, the outer surface of stirring shaft is fixedly connected with several identical hexagonal fixed shell, the inner wall of each hexagonal fixed shell is fixedly connected with two groups of driving motor.The reaction device for organic wastewater treatment, by the device, introduce dynamic torque sensor to measure the real-time viscosity of fluid in reaction bucket, and combine servo motor, driving motor and its controller, realize the adjustment to stirring paddle angle and servo motor speed.

The invention relates to the technical field of sludge dewatering equipment, and in particular to a sludge dewatering equipment with a pipeline gas stirring flocculation device, the structure of which comprises: a dewatering equipment body, a flocculation mixing device, and a mixing tube mechanism. The equipment increases the stirring intensity by stirring with air in a pipeline of the mixing tube mechanism, so that the sludge and the flocculant are mixed more fully, the use amount of the flocculant is reduced, and the flocculation effect is better. The manufacturing size of the flocculation mixing tank can also be reduced, which greatly saves the cost. In addition, the air stirring method has a simple and practical structure and low cost. When air is introduced into the equipment, it will not come out from the second flocculation mixing tank, and will not damage the formed flocs. The bubbles can enter the flocculation mixing device more advantageously, so that the sludge can form more solid and fluffy flocs. After the ozone is introduced, the sludge can be effectively oxidized and deodorized.

The utility model discloses a kind of co-melt slurry preparation devices, it is related to compound fertilizer processing technical field, comprising: multiple series mixing tank, screw conveyor pipe, stirring mechanism and controller, the top of mixing tank is connected with screw conveyor pipe, the inside of mixing tank is provided with stirring mechanism, the outside of mixing tank lower end is provided with heat preservation layer, the bottom between heat preservation layer and mixing tank forms liquid storage cavity, the side of liquid storage cavity is equipped with liquid inlet, the bottom of liquid storage cavity is equipped with liquid outlet, overflow port and discharge port are equipped on the lateral wall of mixing tank, the discharge port is located in the lower end of overflow port, the overflow port of first mixing tank is connected with the screw conveyor pipe of second mixing tank, the controller is connected with stirring mechanism communication;The utility model solves the problems, such as low stirring intensity, finished product is not up to standard, easy to stick, difficult to clean and serious heat loss in prior art.

The invention provides a screw-type electrode rotary pressurized electrodeposition additive manufacturing method and device, the manufacturing method comprises: rotating the screw-type electrode in a barrel; mixing metal salt powder introduced from a main feed port evenly under the rotation of the screw-type electrode; injecting a main salt solvent from a liquid inlet, dissolving the metal salt powder under the condition of the rotation of the screw-type electrode, and escaping the gas generated by the dissolution through an exhaust hole; putting additives required for electrodeposition into a secondary feed port; receiving part of the deposition liquid from an internal circulation channel by a liquid pump and returning the received deposition liquid to the barrel through a circulation liquid inlet, and the remaining deposition liquid flows out from a deposition nozzle; adjusting the rotation speed of the screw-type electrode so that the deposition nozzle flows out a stable liquid beam; controlling the displacement of the screw-type nozzle assembly in three-dimensional space, and applying a pulse voltage between the screw-type electrode and a processing substrate at the same time, so that the charged metal ions in the liquid beam complete electrochemical deposition layer by layer on the surface of the processing substrate to be processed, thereby realizing three-dimensional microstructure molding preparation.

The invention relates to the technical field of electrolytic aluminum waste residue treatment, in particular to an electrolytic aluminum waste residue harmless comprehensive treatment device which comprises a turnover treatment barrel and a rotatable transmission bevel gear, the treatment barrel is communicated with a discharge valve, the treatment barrel is rotationally communicated with a multi-way material pipe, and a vibration grinding generation module is installed in the treatment barrel; a rotatable square shaft and a vibration grinding frame capable of vibrating up and down in a reciprocating mode are connected to the vibration grinding generation module in a transmission mode, and two grinding shafts are rotationally connected to the inner wall of the vibration grinding frame. The device has the beneficial effects that when the device works, smashing treatment during electrolytic aluminum waste residue treatment and harmless material stirring treatment after smashing treatment can be integrally achieved, the functionality of the treatment device is effectively improved by achieving the integrated treatment function, and when the device is used for conducting smashing stage treatment on electrolytic aluminum waste residues, the waste residues can be recycled, and the waste residues can be recycled. And the smashing efficiency and the smashing strength of the electrolytic aluminum waste residues can be effectively improved in a circulating hammer pressing type smashing mode.

The present application belongs to the field of steel metallurgy and comprehensive utilization of vanadium-titanium resources, and particularly relates to a method for efficiently extracting vanadium from molten iron with top and bottom composite reinforcement. The technical scheme solves the problems of traditional converter vanadium extraction, such as difficult temperature control, uneven stirring, low vanadium oxidation rate, long converter blowing time, and fluctuation of vanadium slag quality. In the blast furnace tapping stage, modified cold solid balls and iron oxides are used as composite solid oxidants to pre-oxidize and extract vanadium using the impact kinetic energy of iron flow and quickly form initial slag. After the molten iron is poured into the vanadium extraction converter, top blowing of nitrogen-oxygen mixed gas and bottom blowing of CO2 are used for sectional stirring and composite reinforcement. No additional cooling agent is added in the converter, and precise temperature control is achieved to realize vanadium extraction and carbon preservation and improve the quality of vanadium slag. The vanadium oxidation rate is stable at ≥92%, the converter blowing time is shortened by more than 30%, the TFe of vanadium slag is reduced, the V2O5 grade is improved, and the efficiency of vanadium extraction and the recovery rate of vanadium resources are significantly improved.

This utility model relates to the field of desulfurization technology, specifically a dry desulfurization treatment device for pulverized coal, including a desulfurization tower. The desulfurization tower has an air inlet at its bottom and an air outlet at its top. An adsorption box is detachably installed inside the desulfurization tower. A stirring mechanism is installed inside the adsorption box to stir the desulfurizing agent within the adsorption box. The stirring mechanism includes a stirring shaft rotatably mounted on the adsorption box and a stirring element arranged radially along the stirring shaft. An angle adjustment element is disposed inside the stirring shaft and connected to the stirring element. The raising and lowering of the angle adjustment element is driven by a speed control element installed in the desulfurization tower. This utility model can adjust the tilt angle of the stirring element by controlling the amount of flue gas supplied to the desulfurization tower, effectively reducing the stirring load while enhancing the stirring intensity of the desulfurizing agent, thus improving desulfurization efficiency to a certain extent and reducing the problem of desulfurizing agent caking.

This utility model discloses a silicon carbide powder cleaning device, relating to the field of silicon carbide processing technology. It includes a mounting frame and a cleaning water tank. The top of the cleaning water tank is covered with a tank cover, and a drive shaft and a stirring rod are arranged inside the cleaning water tank. A mounting box is connected to one side of the mounting frame, and a drive motor and a transmission mechanism are arranged inside the mounting box. A limiting mechanism is provided at the bottom of the cleaning water tank. This silicon carbide powder cleaning device is efficient, safe, and easy to operate. Driven by the drive motor and transmitted by the transmission mechanism, the drive shaft and stirring rod stir and clean the silicon carbide powder inside the cleaning water tank. The special structural design of the stirring rod increases its stirring range and intensity, thereby effectively improving the cleaning power. Simultaneously, the limiting mechanism axially fixes the cleaning water tank to ensure the safe operation of personnel and equipment.