420results about How to "Guaranteed mixing effect" patented technology

The invention discloses a spiral static mixer which is applied to mixing of multiple materials and particularly mixing of high-viscosity materials. The spiral static mixer comprises a shell, mounting flanges, left rotating blades and right rotating blades and is characterized in that the mounting flanges are respectively arranged at the two ends of the shell, the left rotating blades and the right rotating blades are in multiple-spiral blade structures and sequentially and alternately arranged from an inlet of the shell to an outlet of the shell, the adjacent left rotating blades and right rotating blades are fixedly connected at the periphery in a staggering manner, and a washing lifting ring is connected at one end of a blade group formed by the left rotating blades and the right rotating blades. The spiral static mixer provided by the invention has the advantages of simple structure, high mixing efficiency, convenience and fastness in installation, low cost, convenience in washing and suitability for long-time working; a mixed blade unit can be replaced; and the spiral static mixer is more widely applied to mixing of the high-viscosity materials in the chemical engineering industry.

The invention discloses a high-alumina glass frosting liquid and a preparation method thereof. The high-alumina glass frosting liquid comprises the following components in parts by weight: 30-45 partsof ammonium bifluoride, 5-15 parts of citric acid, 2-5 parts of barium sulfate, 4-10 parts of starch, 2-6 parts of bentonite, 10-20 parts of ferric trichloride, 5-15 parts of potassium fluoride, 6-13parts of potassium nitrate, 2-6 parts of hydrofluoric acid and 10-30 parts of water. The frosting liquid is low in manufacturing cost and high in production yield; and anti-dazzle glass prepared fromthe frosting liquid has the characteristics of high glossiness, low flash point, low roughness and good anti-dazzle effect.

The invention relates to a two-way rotational flow cylinder type urea mixing device which comprises a nozzle base, a base supporting cover, a rotational flow pipe, a metal mesh ring, a supporting plate, a back rotational flow plate, a front rotational flow plate and a cylinder; the supporting plate is arranged inside the cylinder, a hole is formed in the front part of the supporting plate, the front rotational flow plate is installed inside the hole, the back rotational flow plate is installed at the rear part of the supporting plate, and the front rotational flow plate, the supporting plate and the back rotational flow plate form a mixing cavity inside the cylinder; the nozzle base, the base supporting cover, the rotational flow pipe and the metal mesh ring are sequentially fixedly connected from top to bottom, the base supporting cover penetrates through the hole in the cylinder and is fixedly connected with the cylinder, and the rotational flow pipe runs into the hole in the middle of the supporting plate to be fixedly connected with the supporting plate; the metal mesh ring stretches into the mixing cavity; the nozzle base, the base supporting cover, the rotational flow pipe and the metal mesh ring are inclined. On the condition of ensuring urea mixing uniformity, the crystallization problem that the urea decomposition efficiency is not high in an SCR system is solved.

The invention relates to a silicone sealant used for electronic products. The invention belongs to the technical field of high-molecular materials. The sealant comprises a component A and a component B. The component A is composed of raw materials of, by weight: 100-110 parts of alpha-omega-dihydroxyl polydimethylsiloxane, 25-40 parts of silicone oil, 5-8 parts of a heat-conductive filling material, 35-65 parts of a fire-retarding filling material, and 20-35 parts of nano-grade calcium carbonate. The component B is composed of raw materials of, by weight: 90-110 parts of silicone oil, 12-15 parts of a cross-linking agent, 3-4 parts of a coupling agent, 1-1.5 parts of a catalyst, and 1.5-3 parts of a colored slurry. The silicone sealant is advantaged in excellent fire retardance, improved heat conductivity, ideal steam-penetration inhibiting capacity, excellent electrical property, excellent weathering resistance, and ideal corrosion resistance. A provided preparation method is advantaged in simple technology, and non-harsh requirements on technologies and equipments. With a provided application method, a mixing effect of the components A and B can be ensured.

The invention discloses a vortex combined SCR static mixer, comprising a tip body, a plurality of arc flow deflectors with an axis where the tip body is located as a center axis, and a plurality of baffle plates uniformly distributed, with the axis as a center axis, on the lower ends of the flow deflectors, wherein the baffle plates allows flue gas to gather at an ammonia gas nozzle; the arc flow deflectors allow flue gas and ammonia gas to generate transverse speed and to spirally flow upward; and gas flow located at a central area and not directly influenced by the arc flow deflectors staggerly flows relative to peripheral gas flow after bumping onto the tip body, so flue gas and ammonia gas are mixed. The vortex combined SCR static mixer provided by the invention is beneficial for promoting diffusion of ammonia gas, greatly improves mixing effect, enhances the mol ratio uniformity of ammonia and nitrogen and exerts good effect on optimization and synergism of a SCR denitration system.

The invention discloses a method of optimizing and returning to field of straw of a cold region rice field, and relates to the field of returning to fields of straw of the rice fields. The method aims to solve the technical problems that according to a traditional method of returning to a field of straw, the effect of returning to the field is poor, during a process of returning to the field of the straw, the labor input of a farmer is increased, and the rice transplanting quality is affected. The method comprises the steps of (1) harvesting, wherein the straw is evenly dispersed in the field during harvesting; (2) land preparation and stubble burying, (3) irrigation for field steeping, stubble burying and land leveling and (4) rice transplanting and fertilizer application. Through the method, not only can returning to the field of the straw be achieved in the cold region rice field to achieve a purpose of land fertility betterment, but also negative environment effects caused by mass burning of the straw are alleviated, and fertilizer saving, the high yield, the high quality, the high efficiency and the ecological safety of the rice field are achieved; the method is used for returning to the field of the straw in a cold region.

The invention provides a gas liquid mixing apparatus and an application method thereof. The gas liquid mixing apparatus comprises a liquid inlet pipe (19) and a gas inlet pipe (17), and is characterized in that the gas liquid mixing apparatus also includes a gas distributor pipe (3) and a drive unit. One end of the gas inlet pipe (17) is equipped with a plurality of first gas spray orifices (18),which are inserted into liquid inlet pipe (19); the gas distributor pipe (3) is sleeved in the gas inlet pipe (17) and is equipped with a plurality of second gas spray orifices (2) on corresponding positions of the first gas spray orifices (18) at one end; the drive unit drives the gas distributor pipe (3) to move, so as to adjust relative positions of the first gas spray orifices (18) and the second gas spray orifices (2). The gas liquid mixing apparatus of the present invention can rapidly cut out gas feed when gas lateral pressure and flow are reduced, so as to guarantee no backflow.

The invention relates to a device and method for continuously preparing biodiesel with foamed metal filling reactor. The invention includes firstly injecting lipid and low carbon alcoholic solution with dissolved basic catalyst into a passive mixer 4 according to a setting ratio continuously and respectively, forming a chaotic stream intensified mixture inside, emulsifying and dispersing; and then continuously injecting the emulsified mixture into a reactor 5 for filling foamed metal 6, furthermore intensifying and mixing, and guaranteeing the reaction temperature through a heating mechanism 7 outside the reactor; at last, obtaining biodiesel through separation and purification from the reaction product. The apparatus and method for preparing biodiesel according to the invention have the advantages of simple technique, low energy consumption, high efficiency, continuous operation, mass production convenience or the like.

The invention relates to the technical field of copying machine equipment and discloses an ink box for a copying machine. The ink box comprises an ink box body and an air guiding box. The ink box bodyis provided with an ink outlet. The air guiding box is provided with air inlets and an air outlet. The ink box body is provided with an air supply box. A guide pipe communicates with the air supply box and is provided with a first three-way valve. The first three-way valve communicates with the air inlets. A rotating shaft is connected into the air guiding box in a rotary manner. A turbine is connected to the rotating shaft in a sleeving manner. One end of the rotating shaft penetrates the air guiding box and extends into the ink box body. A sliding sleeve is connected to the rotating shaft in a sleeving and threaded manner. A stirring plate is fixedly connected to the sliding sleeve. A cavity is formed in the inner wall of the ink box body. A vortex tube is fixedly connected to the ink box body, wherein the vortex tube communicates with the air outlet. The hot air end and the cold air end of the vortex tube each communicate with the cavity. A second three-way valve is connected between the hot air end of the vortex tube and the cavity. A third three-way valve is connected between the cold air end of the vortex tube and the cavity. By means of the ink box, the problem that in theprior art, due to the fact that ink in an ink box is frozen, normal coping cannot be conducted is solved.

The invention relates to a dual-swirl inclined cylindrical type urea mixer and application in an exhaust after-treatment device thereof, and belongs to the technical field of tail gas after-treatmentof diesel engines. The double-swirl inclined cylindrical type urea mixer comprises a Z-shaped partition plate, a swirl tube, a cylinder body, a nozzle base, a swirl plate, a blocking cover and a ureanozzle, the urea nozzle is mounted on the nozzle base, both of the urea nozzle and the nozzle base are obliquely mounted on the cylinder body; and the blocking cover and the swirl tube are welded intoa whole and obliquely welded to the Z-shaped plate. According to the application of the dual-swirl inclined cylindrical type urea mixer in the exhaust after-treatment device, the exhaust after-treatment device is in a cylinder shape, and sequentially comprises an air inlet pipe assembly, a DOC assembly, a DPF assembly, the double-swirl inclined cylindrical type urea mixer, a SCR assembly and an air outlet pipe assembly in the air flow direction. According to the double-swirl inclined cylindrical type urea mixer, two swirl devices are adopted, the mixing effect of urea and waste gas is ensured, and the crystallization risk of the urea is effectively reduced.

The invention discloses a crushing and mixing device used for applying a fertilizer to a tea plant. The crushing and mixing device comprises a mixing barrel, a crushing tank and a controller, a mixingmotor is mounted on the central position of the top part of the mixing barrel through a bolt, an output end of the mixing motor extends to the inner part of the mixing barrel and is fixedly connectedwith a stirring main shaft, mutually staggered stirring blades are evenly fixed on a transmission main shaft, a first feed pipe and a second feed pipe are respectively mounted at the top parts of thetwo sides of the mixing barrel, a feed motor is mounted at one end, far from the mixing barrel, of each of the first feed pipe and the second feed pipe through a bolt, and a crushing tank is mountedat one end, far from the mixing barrel, of the top part of each of the first feed pipe and the second feed pipe. The fertilizer is effectively crushed when the raw material is conveyed in the mixing process, the crushing and mixing integrated structure is realized, the time and the labor are saved, and the production efficiency is improved while the crushing effect is guaranteed.

The invention disclosesa reactor for generating tetrachloroethylene, wherein the reactor contains a reactor body fixed with a feed port and a feed port and a discharge port at the upper, connected with a mixer with a nozzle by flange at the upper and fixed with an electric heater at the outer wall which is secured at the support ring of the outer wall of the reactor by bolt. The reactor is specially used in the production of tetrachloroethylene by thermal chlorination process, and the reactor is convenient in installation and maintenance, has a high produce capacity and a simple operation, is security in use, and low in investment.

The invention discloses a 90-degree optical mixer without a polarization state diversity. The 90-degree optical mixer is formed by a polarization beam splitter rotator and a multimode interference coupler (MMI) in a cascade connection. The polarization beam splitter rotator is formed by upper and low mode conversion modules in mutual coupling, inputted transverse electric mode (TE) and transverse magnetic mode (TM) are converted into transverse electric modes (TE), thus a mixer parameter can be accurately optimized regardless of an input mode, the multimode imaging positions in the MMI are maintained to be consistent in an integrated condition, and the optical mixing without polarization diversity is realized. Compared with a traditional mixer, the influence on the MMI by different mode imaging positions is made up, the inaccuracy brought by the compromise processing on the parameter in the integrated condition is avoided, and the loss and error of mixing are reduced. The optical mixer with the above structure has the characteristics of compact structure and good performance and is suitable for a coherent optical receiving system.

The invention discloses a premixing and homogenizing coupling type bubble generator. The bubble generator comprises a gas-liquid premixing section, a gas-liquid intensified mixing section, a gas-liquid homogenizing section and a vortex breaking section which are connected in sequence; the gas-liquid pre-mixing section is configured to perform primary shearing dispersion on gas-liquid two phases by utilizing high-speed turbulent flow to form a gas-liquid mixing dispersion field; the gas-liquid reinforced mixing section comprises a swirling section and a contraction section which are sequentially distributed, and a multi-dimensional swirling flow field is formed in the swirling section and is configured to induce the gas-liquid mixed phase from the gas-liquid premixing section to generate swirling flow motion; a flow channel of which the diameter is gradually reduced along the flowing direction of the gas-liquid mixed phase is formed in the contraction section; at least two stages of venturi tube-shaped flow channels which are connected in series are formed in the gas-liquid homogenizing section; and a micro-channel is formed in the vortex breaking section.

The invention discloses a micro-structured mixer, which belongs to the technical field of chemical and chemical engineering. The micro-structured mixer is formed by stacking a first interface board, a first fluid distributing plate, a fluid mixing plate and a second interface board in sequence, wherein the first interface board is provided thereon with a first fluid inlet pipe and a first fluid buffer chamber, the first fluid distributing plate is provided thereon with at least one through slot, the fluid mixing plate is provided thereon with at least one through slot, the second interface board is provided thereon with a second fluid inlet pipe, a second fluid buffer chamber, a mixed fluid buffer chamber and a mixed fluid outlet pipe, when the number of the through slots arranged on the first fluid distributing plate is larger than one, the arranged through slots are parallel through slots, when the number of the through slots arranged on the fluid mixing plate is larger than one, the arranged through slots are parallel through slots. The treatment capacity of unit volume of the micro-structured mixer is larger, the micro-structured mixer is easy to store and enlarge, has low requirement for material cleanliness, and can be used in chemical, chemical engineering, petrochemical, medicine and food industries.

The invention relates to the technical field of iron oxide pigment production equipment, in particular to iron oxide pigment production equipment capable of being used for removing particle impurities. The equipment comprises an iron oxide pigment production equipment main body, wherein the iron oxide pigment production equipment main body comprises a processing mixing box main body, a bottom plate, a conveying box, a second servo motor, a third servo motor, a first servo motor and a raw material feeding box main body, the processing mixing box main body is fixedly mounted at the top end of the bottom plate, and a discharging opening is fixedly formed in the bottom end of the processing mixing box main body; and a control valve is fixedly mounted in the discharge port. By arranging the screening mechanism, through the shape characteristics of the rotary arc cam and the arc cam, the threaded spring can be driven to do reciprocating motion up and down, raw materials can be rapidly filtered, the structure is simple, operation is convenient, meanwhile, impurity particles are easy to clean and convenient to put into production, and rectangular grooves in the two sides of the filtering screen plate body slide up and down on sliding blocks; the stability of the filter sieve plate main body in the vertical vibration process is ensured.

The invention relates to a combustion type heater device used in a fume desulfurization and denitrification system. According to the combustion type heater device, low-temperature fume is heated through fuel combustion, and the purpose of increasing the temperature of the fume to optimal catalysis temperature of a denitrification catalyst in a selective catalytic reduction (SCR) denitrification device can be achieved. By adoption of the combustion type heater device, a combustor and a mixer are additionally mounted on a flue, under the cooperation of the combustor and the mixer, the temperature of the fume inside the flue can be rapidly and uniformly increased to target temperature within a short distance, and the high-efficient operation and the service life of the SCR denitrification device can be ensured. In addition, the combustor and the mixer of the combustion type heater device are simple to mount and easy to replace.