11results about How to "Increase stirring intensity" patented technology

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 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.

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.

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.

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 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 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.

This invention discloses a construction wastewater discharge device and its process for green construction, belonging to the field of construction wastewater treatment and resource recycling technology. It includes: a wastewater collection module; a wastewater diversion device with a first outlet and a second outlet; a single-stage solid-liquid separation module; an internal circulation storage tank; a multi-functional additive dosing system; an independent reuse water supply pipeline; a conventional wastewater treatment module; an external discharge pipeline; and an intelligent control system. This invention divides construction site wastewater into two independent channels: an internal circulation reuse channel and an external discharge treatment channel. The internal circulation water undergoes only a single solid-liquid separation followed by the addition of additives to achieve long-term non-corrosiveness, improve concrete mixing efficiency, and enhance the dust suppression effect of mist cannons. The external discharge wastewater meets discharge standards after conventional treatment. This invention has advantages such as low treatment cost, multiple reuse functions, and significant water-saving effects, and is suitable for various construction sites.

The invention discloses a telescopic electromagnetic stirring device for metallurgical continuous casting. The telescopic electromagnetic stirring device comprises a bottom plate, a top plate and a supporting rod connecting the bottom plate and the top plate. And two electromagnetic stirring assemblies capable of moving oppositely or reversely are arranged between the bottom plate and the top plate. Each stirring assembly comprises a moving plate, a base plate, a control plate and an electromagnetic stirring plate. An arc-shaped iron core and a coil are arranged in the electromagnetic stirring plate, and the radial distance between the electromagnetic stirring plate and the casting blank container and the self angle can be changed through an adjusting mechanism. The bottom plate is provided with a double-shaft motor, and the two stirring assemblies are driven by a bevel gear set and a two-way threaded rod to be synchronously close to or away from each other so as to adjust the distance between upper and lower stirring layers. Multi-dimensional flexible adjustment of the radial distance, the inclination angle and the distance between the upper layer and the lower layer of the stirrer is achieved, the stirrer can adapt to containers with different pipe diameters, a synergistically enhanced or reversely sheared composite electromagnetic flow field can be formed, the molten steel flowing and temperature uniformity is effectively improved, isometric crystal formation is promoted, and the quality of a continuous casting billet is improved.