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

The invention provides a foam concrete mixing method, belonging to the technical field of foam concrete. The method comprises the following steps: generating bubbles: filling foaming liquid with stabilized gas to make bubbles; mixing concrete grout; mixing the bubbles with the concrete grout: continuously pumping the bubbles from the lower part of the concrete grout, and stirring while pumping so as to enable the bubbles to be distributed in the concrete grout. According to the method, the bubbles are pumped from the lower part of the concrete grout, so that the bubbles have the trend of ascending under the action of buoyancy and can be evenly distributed in concrete in the processes of continuous replenishment and stirring; the method can be used for reducing the stirring strength while preventing the bubbles from being mixed with air, thus reducing the air incorporation into the concrete and bubble breakup, enabling the purity of the stabilized gas in the bubbles to be at a higher level, and guaranteeing the quality of the foam concrete.

The invention relates to a disease-resistant disinfection treatment method for konjac seeds. The disease-resistant disinfection treatment method comprises the following steps: 1, selecting 4-6g of full konjac seeds, and drying under the sunshine; 2, uniformly laying the konjac seeds dried in the first step on the ground, and spraying diluent which is diluted from agricultural streptomycin with the concentration of 72 percent by 800-1,000 times to the konjac seeds; 3, placing the konjac seeds sprayed with the diluted agricultural streptomycin in the second step on a cloth sheet with the area of 2-3m<2>; 4, scattering prepared disease-resistant pesticide powder to the konjac seeds on the cloth sheet in the third step, and swinging the cloth sheet to let the pesticide powder to uniformly cover the konjac seeds; 5, drying the konjac seeds covered by the pesticide powder in the fourth step in air, and carrying out framing. The invention aims at providing the disease-resistant disinfection treatment method for the konjac seeds; before the konjac seeds are sowed, disinfection disease-resistant treatment is carried out, so that the phenomenon of pathogenesis of the konjac seeds before germination can be effectively reduced, and the morbidity of konjac in the whole growing process is also greatly decreased.

The invention discloses a preparation process of a negative oxygen ion coating, wherein the preparation process comprises the following steps: sequentially and slowly putting a filler and graphene into a sample machine according to a ratio, grinding the filler and the graphene, putting the mixture into a constant-temperature reaction device again after grinding is completed, mixing and stirring in the adding process, raising the temperature to 45-65 DEG C after adding is completed, and continuously mixing and stirring; and after completion, adding a tackifier, an anti-freezing agent, a dispersing agent, a film-forming agent, a defoaming agent and an antioxidant into a stirrer again, mixing and stirring again, continuing to add a pigment into the stirrer, and raising the temperature to 80-100 DEG C again. The hydraulic pressure supplied into elastic circulating pipes is increased, the elastic circulating pipes are expanded and increased, and the adjacent elastic circulating pipes extrude each other, so that the internal volume of the reaction kettle is reduced, the liquid level of a material is quickly raised, and a booster pump is closed after a proper height is reached, so that the material can be in full contact with the elastic circulating pipes at the moment.

The invention provides a foam concrete mixing method, belonging to the technical field of foam concrete. The method comprises the following steps: generating bubbles: filling foaming liquid with stabilized gas to make bubbles; mixing concrete grout; mixing the bubbles with the concrete grout: continuously pumping the bubbles from the lower part of the concrete grout, and stirring while pumping so as to enable the bubbles to be distributed in the concrete grout. According to the method, the bubbles are pumped from the lower part of the concrete grout, so that the bubbles have the trend of ascending under the action of buoyancy and can be evenly distributed in concrete in the processes of continuous replenishment and stirring; the method can be used for reducing the stirring strength while preventing the bubbles from being mixed with air, thus reducing the air incorporation into the concrete and bubble breakup, enabling the purity of the stabilized gas in the bubbles to be at a higher level, and guaranteeing the quality of the foam concrete.

The invention provides a modifier for improving the dispersity of a pearlescent pigment in an acrylic acid-series medium and an application thereof. The modifier is characterized in that: chained saturated alcohol with 2-12 carbon atoms is adopted, and can be monohydric alcohol, dihydric alcohol or trihydric alcohol. The modifier is uniformly sprayed onto the surface of the pearlescent pigment in the using amount of 0.1-5 percent by weight, and is dried. The pearlescent pigment treated with the modifier can be quickly dispersed in the acrylic acid-series medium, so that dispersing time is shortened, the stirring speed during dispersion can be lowered, and the pearlescent pigment shows original pearlescent color and luster; and meanwhile, the stability of the modified pearlescent pigment in the acrylic acid-series medium is much higher than that of an untreated pearlescent pigment.

The invention relates to the field of preparation of monoammonium phosphate, particularly a method and stirring device for producing crystalline monoammonium phosphate by using wet-process purified phosphoric acid. The method cancels the pretreatment technique required by hot-process phosphoric acid, saves the investment and simplifies the operation. The method comprises the following steps: (1) adding a preset amount of mother solution into a neutralizing tank, and adding metered purified wet-process phosphoric acid with the purity of 85% until the mass concentration of phosphoric acid in the mixed solution is 35-45%; (2) starting a stirring device, adding liquid ammonia for neutralization by multipoint ammonification, continuously adding the liquid ammonia for 80-100 minutes while controlling the liquid ammonia addition speed, and stopping neutralization when the pH value reaches 4.2-4.6; (3) sending the qualified product into a cooling crystallization stage; and (4) after finishing crystallization, dehydrating and drying the slurry to obtain crystalline monoammonium phosphate, and sending the mother solution to a mother solution storage tank for cyclic use.

The invention provides a method for circulation and coagulation water treatment technology, which comprises two basic processes of feeding and mixing. Water being treated is subjected to more than one circulation of feeding-mixing, then enters the processes of flocculation and precipitation (called 'circulation micro flocculation'), or is subjected to more than one circulation of feeding-mixing-initial flocculation and then enters the processes of final flocculation and precipitation (called 'circulation initial micro flocculation'). The method is beneficial to reducing the power demand of hydraulic stirring, increasing the mixing effect of a flocculating agent and the water being treated, opening up more effective paths for the application of a coagulation method in deferrization, demanganization and defluorination, and also provides possibility for traditional coagulation water treatment technology to be miniaturized and be used on equipment.

The invention discloses a low-carbon deep-desulfurization refining method of an LF (ladle refining) furnace, which comprises the following steps of: 1) heating and slagging; 2) power-off forced stirring and deep desulfurization; 3) slag regulation and component adjustment; 4) secondary power-off forced stirring and deep desulfurization; and 5) power transmission temperature regulation. According to the method disclosed by the invention, by optimizing a whole-course argon blowing gas supply model of the LF furnace and dynamically controlling the argon flow in stages, enough argon blowing stirring work is provided to guarantee the desulfurization effect, and violent rolling of steel and slag caused by excessive argon flow in a heating process and consequent contact reaction between steel, slag and graphite electrodes leading to recarburization are avoided; by adopting an intermittent heating mode of alternate power supply and power cut and reallocating the tasks in the power supply period and power-cut period, the stirring intensity is reduced by reducing the argon flow in the power supply period, and recarburization is reduced during desulfurization; and meanwhile, the stirring is enhanced by increasing the argon flow in the power-cut period to finish deep desulfurization. Thus, the deep desulfurization is finished while effectively controlling the recarburization in the whole refining process.

The invention discloses a hot-melt type marking machine with a function of automatically controlling the stirring strength of a hot-melt material. The hot-melt type marking machine comprises a bottomplate, wherein a material barrel is fixedly arranged on the upper end surface of the bottom plate; a material cavity is formed in the material barrel; a feedback mechanism is arranged in the materialcavity; the mechanism comprises a storage block fixedly connected with the inner wall of the left side of the material cavity; a first annular iron sheet is arranged in the storage block; and the first annular iron sheet is connected to the inner wall of the storage cavity through eight first moving springs. When the viscosity of the hot-melt marking material is too high, the stirring strength canbe automatically enhanced, so the hot-melt marking material reaches an expected viscosity; when the viscosity of the hot-melt marking material is too low, the stirring strength can also be automatically reduced, so the hot-melt marking material reaches the expected viscosity; and the viscosity of the hot-melt marking material is controlled within a certain range and reaches the standard viscosityof a marked line.

The invention relates to a micro-electrolytic reactor comprising a waste water reservoir with a water inlet and a water outlet, wherein an acid and corrosion resistant coating layer is coated on the inner wall of the reservoir; a grille is arranged at the lower part of the reservoir and used for supporting a microelectrode; an aeration pipe network is arranged at the bottom of the reservoir; the microelectrode is contained in a corrosion resistant mesh bag which is made of filter cloth; 50-200 meshes of holes are uniformly distributed on the corrosion resistant mesh bag to guarantee air and water permeability; and the microelectrode is composed of haydite, silica, titanium dioxide, carbon powder and iron powder and has the total specific gravity of about 1. In the micro-electrolytic reactor, the structure of a conventional waste water reservoir is adopted for solving a microelectrode deposition problem which troubles the waste water treatment industry for a long time, greatly enhancing the efficiency of a micro-electrolytic reaction and prolonging the service life of a microelectrode material in the waste water treatment, and benefiting the replacement of the microelectrode material; in the mean time, the reforming of a traditional waste water reservoir is easy with little input and quick response; and moreover, the stirring intensity during the treatment process can be greatly reduced, and the operation and maintenance costs of equipment are reduced.

The invention relates to a disease-resistant disinfection treatment method for konjac seeds. The disease-resistant disinfection treatment method comprises the following steps: 1, selecting 4-6g of full konjac seeds, and drying under the sunshine; 2, uniformly laying the konjac seeds dried in the first step on the ground, and spraying diluent which is diluted from agricultural streptomycin with the concentration of 72 percent by 800-1,000 times to the konjac seeds; 3, placing the konjac seeds sprayed with the diluted agricultural streptomycin in the second step on a cloth sheet with the area of 2-3m<2>; 4, scattering prepared disease-resistant pesticide powder to the konjac seeds on the cloth sheet in the third step, and swinging the cloth sheet to let the pesticide powder to uniformly cover the konjac seeds; 5, drying the konjac seeds covered by the pesticide powder in the fourth step in air, and carrying out framing. The invention aims at providing the disease-resistant disinfection treatment method for the konjac seeds; before the konjac seeds are sowed, disinfection disease-resistant treatment is carried out, so that the phenomenon of pathogenesis of the konjac seeds before germination can be effectively reduced, and the morbidity of konjac in the whole growing process is also greatly decreased.

The invention relates to the field of konjac planting, in particular to a konjac planting method in a low-altitude high-accumulated-temperature region. The method comprises the following steps of seed selecting, ridging, planting, grass covering, shading, pesticide spraying, seed digging, second-generation seed konjac taking, second-generation seed konjac planting, third-generation seed konjac taking, third-generation seed konjac planting and final konjac finished product obtaining. According to the konjac planting method in the low-altitude high-accumulated-temperature region, konjac can be planted in the low-altitude high-accumulated-temperature region, and the yield of the konjac in the low-altitude high-accumulated-temperature region is greatly improved compared with that of konjac in a high-altitude low-accumulated-temperature region.

The invention relates to the field of preparation of monoammonium phosphate, particularly a method and stirring device for producing crystalline monoammonium phosphate by using wet-process purified phosphoric acid. The method cancels the pretreatment technique required by hot-process phosphoric acid, saves the investment and simplifies the operation. The method comprises the following steps: (1) adding a preset amount of mother solution into a neutralizing tank, and adding metered purified wet-process phosphoric acid with the purity of 85% until the mass concentration of phosphoric acid in the mixed solution is 35-45%; (2) starting a stirring device, adding liquid ammonia for neutralization by multipoint ammonification, continuously adding the liquid ammonia for 80-100 minutes while controlling the liquid ammonia addition speed, and stopping neutralization when the pH value reaches 4.2-4.6; (3) sending the qualified product into a cooling crystallization stage; and (4) after finishing crystallization, dehydrating and drying the slurry to obtain crystalline monoammonium phosphate, and sending the mother solution to a mother solution storage tank for cyclic use.

The invention discloses a portable building coating stirring device and relates to the field of construction machinery, the portable building coating stirring device solves the problem that a portablebuilding coating stirring device in the prior art is strenuous in stirring. Technical key points are that: the device comprises a fixed cover, a stirring shaft is mounted on the fixed cover, the stirring shaft can rotate around the axis of the stirring shaft on the fixed cover, the stirring shaft is installed on the fixed cover through a connecting shaft, the stirring shaft can be detached from the connecting shaft, the connecting shaft can rotate around the axis of the connecting shaft, a drilling machine connecting shaft used for being connected with a hand drill is arranged on the connecting shaft, stirring blades used for stirring are further arranged on the stirring shaft, and the stirring blades can be folded. By arranging the connecting hand drill, the stirring force is reduced, sothat the stirring efficiency is improved while the labor is saved during stirring, and the stirring device is convenient to store by virtue of the deformable stirring blades.

The invention provides a horizontal stirring, tempering and cleaning device for oily sludge. The horizontal stirring, tempering and cleaning device comprises a helical ribbon stirrer, a spiral propeller and a horizontal stirring tank, the horizontal stirring tank comprises two different stirring areas, namely a stirring area A and a stirring area B; the helical ribbon stirrer a is arranged in the stirring area A, and the helical ribbon stirrer b is arranged in the stirring area B; the spiral propeller is arranged at the bottom of the horizontal stirring tank and penetrates through the bottoms of the two different stirring areas. In the oil sludge hardening and tempering process, a mode of combining a helical ribbon stirrer, helical stirring and airflow stirring is adopted, and the airflow stirring specifically adopts an aeration mode. According to the device, two horizontal helical ribbons are connected in series in a stirring manner, and a bottom helical stirring and flow pushing manner is adopted. The device is high in automation degree and good in tempering and cleaning effects.

The invention relates to a steady-flow positive floatation method applicable to fine-grain difficulty separated collophane. According to the method, the steady flowing state of positive floatation pulp of the fine-grain difficulty separated collophane is achieved by the following steps: (1) controlling the fineness of feeding materials during positive floatation; (2) installing a steady flow plate on a floating machine; (3) controlling a stirring impeller of the floating machine to be in a low rotating speed state; and (4) controlling the floating machine to be at a low inflating volume. By the method, pulp in the floating machine can be in a steady flowing state which is capable of improving the separation property and the concentrate recycling rate during positive floatation of the fine-grain difficulty separated collophane, the energy consumption of the floating machine is reduced due to low stirring intensity, and abrasion of the impeller of the floating machine is lowered.

The invention relates to a treatment method of konjak inverse growth expansion. The method comprises the steps that 1, flower bud konjak which is healthy and without pests is selected; 2, flower buds on konjak flower bud corms are cut off neatly through a blade, and disinfection and disease-resistant treatment is conducted; 3, the konjak corms of which the flower buds are cut off are planted on well arranged soil ridge surfaces, fertilizer is applied sufficiently, bud mouths are made to incline upwards for planting, and covering is conducted through fine soil; 4, the konjak corms in the third step grow 4-10 lateral buds, the lateral buds grow to 1.8-2.4 cm, a strongest lateral bud is selected, the rest lateral buds are cut off through the blade, disinfection and disease-resistant treatment is conducted on cuts, and covering is conducted through the fine soil; 5, when the reserved bud in the fourth step grow to 5-10 cm, liquid medicine capable of preventing soft rot diseases and southern blight is sprayed on the bud, and the konjak is dug out when the bud withers. The treatment method of the konjak inverse growth expansion aims at converting sexual reproduction into asexual reproduction, the corms can be expanded continuously, and meanwhile seed taros with small corms can be split out.

The invention discloses a velocity gradient optimized type planet agitator. The velocity gradient optimized type planet agitator comprises a machine shell, a driving device and agitator shafts, wherein the quantity of the agitator shafts is one or more than one; the driving device comprises a box body which is driven to rotate through the driving mechanism, as well as a sun wheel and driving gear groups arranged in the box body, and the quantity of the driving gear groups is as the same as that of the agitator shafts; each driving gear group comprises a first planet gear and a second planet gear which is coaxially sleeved on the corresponding agitator shaft; the first planet gear, the second planet gear and the sun wheel are arranged on the same horizontal plane and the center point of the second planet gear, the center point of the first planet gear and the center point of the sun wheel are non-collinear; and the first planet gear is meshed with the sun wheel, and the second planet gear is meshed with the first planet gear. The velocity gradient optimized type planet agitator provided by the invention has the advantages that the structure is simple, the design is reasonable, the use and operation are simple, the using effect is good, and the velocity gradient optimized type planet agitator solves problems that the existing upright shaft planet agitator has the problem that the distribution of an agitator blade kinematic velocity filed is not uniform, and the velocity gradient is large and the like.