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47results about How to "Promotes fast and thorough mixing" patented technology

Microfluidic chip for biological chemiluminescence detection and detection method thereof

The invention discloses a microfluidic chip for biological chemiluminescence detection. The chip comprises an interface layer, a transparent layer, a channel layer, a reflecting layer and a fixed layer, which are sequentially arranged from top to bottom. The layers are connected by adhesives and fixed by fasteners; the interface layer and the transparent layer are respectively provided with a liquid inlet hole and a liquid outlet hole; the interface layer is also provided with a optical fiber interface; the channel layer is provided with a liquid inlet flow channel, a micro mixer, a detecting pool and a waste liquid buffer pool, which are successively communicate with each other; the optical fiber interface is arranged above the detecting pool; the bottom of the optical fiber interface is connected with a light penetration layer; the detecting pool is opened to the lower surface of the channel layer; the bottom of the detecting pool is connected with the reflecting layer; and the bottom of the waste liquid buffer pool is connected with the fixed layer. The invention also discloses a detection method of the microfluidic chip. The microfluidic chip improves reaction luminescence intensity of the detection solution and optical detection efficiency, and has advantages of simple preparation method, convenient operation, fast detection, high sensitivity, and accurate detection result.
Owner:ZHEJIANG UNIV

Novel sewage treatment system and use method thereof

The invention discloses a novel sewage treatment system and a use method thereof, and belongs to the technical field of sewage treatment. A novel sewage treatment system comprises a mixing box, a filtering box and a water storage box, wherein the filtering box is communicated with the water storage box, the mixing box is communicated with the filtering box through a closing valve, a mixing mechanism is arranged in the mixing box, a cleaning mechanism is arranged on the inner wall of a connecting plate, and a filtering assembly is connected in the filtering box. The cleaning mechanism comprises a rotating assembly, a first connecting rod assembly and a second connecting rod assembly; the output ends of the first connecting rod assembly and the second connecting rod assembly are connected with a cleaning plate, the side wall of the mixing box is connected with a liquid inlet pipe, the side wall of the side, away from the liquid inlet pipe, of the mixing box is connected with an agent adding pipe, and the side wall of the water storage box is connected with a liquid discharging pipe. According to the sewage treatment device disclosed by the invention, a medicament and sewage can be fully and quickly mixed, and sediments of primary filtration can be cleaned and are conveniently collected and treated, so that low sewage treatment efficiency and poor filtration effect caused by primary filtration blockage are effectively prevented.
Owner:张国华

Matte brick grinding crack-removing polishing liquid and preparation method thereof

The invention discloses a matte brick grinding crack-removing polishing solution and a preparation method thereof, and belongs to the technical field of polishing solutions. The polishing solution comprises a polishing solution component A, a polishing solution component B, a polishing solution component C and a polishing solution component D, wherein the polishing solution component A is siliconsol, the polishing solution component B is aluminum sol, the polishing solution component C includes a dispersing agent and a catalyst, and the polishing solution component D is deionized water; wherein the polishing solution component A, the polishing solution component B, the polishing solution component C and the polishing solution component D include in parts by mass: 10-30 parts of silicon sol, 10-30 parts of aluminum sol, 0.1-0.5 part of the dispersing agent and 40-80 parts of the deionized water. By selecting and mixing two inorganic materials, the grinding mark removing polishing solution can repair grinding cracks generated by the matte brick in the green brick water grinding and polishing process without changing the luminosity of an original ceramic tile, so that double effectsof repairing the grinding cracks of the ceramic tile and not changing the original luminosity of the ceramic tile are achieved at the same time.
Owner:佛山市波义科技有限公司

Device and method for improving stability of crystals by using continuous and rapid reactive crystallization

The invention discloses a device and method for improving stability of crystals by using continuous and rapid reactive crystallization. The device comprises a kettle-type reactor and a tubular reactor connected with the kettle-type reactor in series, wherein the kettle-type reactor is internally provided with a liquid jet impacting feeding device; the liquid jet impacting feeding device comprises a hollow pipe and more than two feeding pipes, and the pipe wall of the hollow pipe is provided with a through hole through which the feeding pipes pass; the feeding pipes are inserted from an upper port of the hollow pipe and can go out from the through hole in the pipe wall, discharge openings of the feeding pipes are connected with nozzles, and the discharge opening and/or nozzle of each feeding pipe is fixed at the lower end part of the hollow pipe through a fixing frame; the nozzles are arranged in a specific way to ensure compacting collision, and a feeding pipe section between the through hole in the hollow pipe and the fixing frame is of an arc-shaped structure. The device and the method provided by the invention have the advantages that the average size and granularity of the crystals are uniform, and the purity and stability of a product are greatly improved.
Owner:SOUTH CHINA UNIV OF TECH

Gas dynamic mixing device and method for cell culture

The invention discloses a gas dynamic mixing device and method for cell culture in the field of gas mixing and detection. An iron core in a gas mixing chamber drives a left bracket and a movable thin plate to move left and right, a mixed gas flows from the bottom to the top through a gas vent to the top of the gas mixing chamber, a CO2 sensor detects CO2 concentration, an MCU controller calculates concentration difference between two successive tests, if the concentration difference is less than a set threshold value, the mixed gas is output; otherwise, the mixed gas in the gas mixing chamber is introduced into the gas mixing chamber to mix again through a recycle gas pipeline pump. According to the gas dynamic mixing device and method for the cell culture, the switch-on and switch-off of an electromagnet and the action of a spring are utilized to move the thin plate of the gas vent back and forth, gas molecules constantly hit the thin plate to change paths and hit against each other, the purpose of full and rapid mixing of the gas is achieved, the dynamic mixing and detection of the gas is completed, and according to the feedback of the CO2 sensor, the gas inside the gas mixing chamber is controlled to be discharged or conduct a second mixing to achieve the purpose of feedback regulation.
Owner:汇森生物设备镇江有限公司

Fresh water cooling and dosing system

The invention discloses a fresh water cooling and dosing system. The fresh water cooling and dosing system comprises a cylinder jacket water expansion water tank system, a cylinder jacket water circulating pump system, a main machine cylinder jacket system and a dosing device. A main body of the cylinder jacket water expansion water tank system is a second tank, and a main body of the dosing device is a first tank; the topmost portion of the first tank is lower than the bottommost portion of the second tank; a first branch is formed in a pipeline connected between an outlet of the cylinder jacket water circulating pump system and an inlet of the main machine cylinder jacket system; an inlet of the first tank is connected with the first branch; a second branch is formed in a pipeline connected between an inlet of the cylinder jacket water circulating pump system and a second outlet of the main machine cylinder jacket system; an outlet of the first tank is connected with the second branch. The fresh water cooling and dosing system has the advantages that the bottommost portion of the second tank of the cylinder jacket water expansion water tank system is higher than the topmost portion of the first tank of the dosing device; when liquid in the two tanks has hydrostatic pressure, a water pump in the fresh water cooling system circulates derusting liquid in a forced way, and the derusting liquid is fully mixed with fresh water quickly, so that the derusting time is shortened, and the derusting effect is improved.
Owner:GUANGZHOU WENCHONG SHIPYARD CO LTD

Efficient mixing device for medical granular medicines

The invention belongs to the technical field of medical equipment, and particularly relates to an efficient mixing device for medical granular medicines. In allusion to the problem of poor mixing effect, the invention proposes the following scheme: the device comprises a bottom plate, supporting frames are arranged on the two sides of the outer wall of the top of the bottom plate, a solid feedingbox and a liquid feeding box are arranged on the outer wall of one side of the supporting frame, a second motor is arranged on the outer wall of one side of the solid feeding box, an output shaft of the second motor is connected with an extrusion roller through a coupling, a first extrusion block and a second extrusion block are arranged on the outer wall of the extrusion roller, and the first extrusion block is of a sawtooth-shaped arc-shaped structure. According to the invention, the extrusion roller, the first extrusion block, the second extrusion block, a drying lamp and a triangular material guide block are arranged; solid granular medicines are ground into powder through the extrusion roller, the first extrusion block is of the sawtooth-shaped arc-shaped structure, the second extrusion block is of a rough semicircular structure, and the medicines can be further ground into powder through the sawtooth-shaped structure and the rough semicircular structure.
Owner:钱椰丽

Medical anti-coagulation equipment for blood-disease blood transfusion

The invention discloses medical anti-coagulation equipment for blood-disease blood transfusion, and relates to the technical field of medical equipment. The equipment comprises a main control box, ananti-falling disc, a rotating disc, a connecting column and an electric wire, a bag placing box is fixedly mounted on the outer surface of the upper end of the connecting column, a first shaking mechanism is fixedly mounted at a position, close to one side, of the inner surface of the bottom end of the bag placing box, a longitudinal partition plate is arranged at a position, close to the middle,of the inner surface of the bottom end of the bag placing box, a second shaking mechanism is arranged at a position, close to the other side, of the inner surface of the bottom end of the bag placingbox, a first shape control mechanism is fixedly installed on the outer surface of the upper end of the first shaking mechanism, and a second shape control mechanism is arranged on the outer surface ofthe upper end of the second shaking mechanism. Therefore, vessels in various shapes can be placed in the first shape control mechanism, four sets of rotating plates can limit the moving range of thevessels, an anti-coagulant can be quickly and fully mixed with blood, and a shaking mode can be added.
Owner:NANYANG CITY CENT HOSPITAL

Oxygen supply device for cultivating liquid strains of edible fungi

The invention relates to the technical field of edible fungi, and discloses an oxygen supply device for cultivating liquid strains of edible fungi. The oxygen supply device comprises a culture box, wherein a rotating shaft is movably connected to the interior of the culture box, an annular rack is fixedly connected to the inner wall of the culture box, and a stirring rod is movably connected to the outer side of the rotating shaft; and a gear is fixedly connected to one side, close to the culture box, of the stirring rod, a center shaft is fixedly connected to the outer side of the rotating shaft and located in the stirring rod, a concave-convex wheel is fixedly connected to the outer side of the center shaft, and a telescopic rod is slidably connected to the interior of the stirring rod. When a culture solution is stirred by the stirring rod, oxygen is released through air outlets uniformly formed in the surface of the stirring rod, so that the contact area of the oxygen and the culture solution is enlarged, and besides, the oxygen is uniformly released in the culture solution and is quickly and sufficiently mixed into the culture solution. The growth speed of the edible fungi is increased, and the culture rate of the edible fungi is increased.
Owner:HUNAN UNIV OF TECH

System and method for harmless treatment of livestock and poultry breeding wastewater

The invention discloses a system and a method for harmless treatment of livestock and poultry breeding wastewater. The system comprises a wastewater treatment system and a sludge treatment system, wherein the wastewater treatment system comprises a water collecting pool, a solid-liquid separator pool, an air flotation precipitation pool, an acidification pool, a UMIC anaerobic reactor, a circulation tower, an air floater, an ammoniation pool, a first precipitation pool, a nitrification pool, a second precipitation pool, an aeration pool, a third precipitation pool and a storage pool, wherein the water collecting pool, the solid-liquid separator pool, the air flotation precipitation pool, the acidification pool, the UMIC anaerobic reactor, the circulation tower, the air floater, the ammoniation pool, the first precipitation pool, the nitrification pool, the second precipitation pool, the aeration pool, the third precipitation pool and the storage pool are sequentially communicated. According to the present invention, with the method, livestock and poultry breeding wastewater is subjected to harmless treatment by using the UMIC dual internal circulation anaerobic reactor as the coretreatment component through the physicochemical and biochemical combined method, such that the concentration of the water pollutants after the treatment can reach the requirements of the Discharge Standard Of Pollutants For livestock And Poultry Breeding (GB18956-2001), the treated water can be directly discharged so as to be used for the irrigation of surrounding crops after the treatment standard is achieved, and a certain economic benefit is provided for the surrounding farmers.
Owner:广西农垦永新畜牧集团金光有限公司

A device and method for continuous rapid reaction crystallization to improve crystal stability

The invention discloses a device and method for improving stability of crystals by using continuous and rapid reactive crystallization. The device comprises a kettle-type reactor and a tubular reactor connected with the kettle-type reactor in series, wherein the kettle-type reactor is internally provided with a liquid jet impacting feeding device; the liquid jet impacting feeding device comprises a hollow pipe and more than two feeding pipes, and the pipe wall of the hollow pipe is provided with a through hole through which the feeding pipes pass; the feeding pipes are inserted from an upper port of the hollow pipe and can go out from the through hole in the pipe wall, discharge openings of the feeding pipes are connected with nozzles, and the discharge opening and / or nozzle of each feeding pipe is fixed at the lower end part of the hollow pipe through a fixing frame; the nozzles are arranged in a specific way to ensure compacting collision, and a feeding pipe section between the through hole in the hollow pipe and the fixing frame is of an arc-shaped structure. The device and the method provided by the invention have the advantages that the average size and granularity of the crystals are uniform, and the purity and stability of a product are greatly improved.
Owner:SOUTH CHINA UNIV OF TECH

Sand mixing device for casting processing and sand mixing method thereof

The invention discloses a sand mixing device for casting processing and a sand mixing method thereof, and belongs to the technical field of sand mold casting. The sand mixing device comprises a sand mixing mechanism, a material passing assembly is arranged at the upper end of the sand mixing mechanism, and a feeding assembly is arranged at the upper end of the material passing assembly. The sand mixing mechanism comprises a sand mixing tank and a transmission cover arranged inside the sand mixing tank. Stirring underframes are fixedly installed on the bottom side of the transmission cover at intervals, and stirring main paddles are fixedly installed at the upper ends of the stirring underframes at intervals. A motor is fixedly installed in the middle of the bottom end of the sand mixing tank, and the output end of the motor is fixedly connected with a rotating shaft. According to the sand mixing device for casting processing and the sand mixing method thereof, component materials can be conveniently subjected to pre-throwing dispersion, stirring dispersion and material separation treatment during feeding, so that the influence of the added caked component materials on the materialmixing treatment result is effectively prevented, the component materials in the sand mixing tank can be quickly and fully stirred and mixed, and the stirring and mixing treatment effect of the component materials is more uniform and thorough. The mixing treatment working efficiency of the component materials is improved, and the mixing treatment quality of the component materials can be better improved.
Owner:莒南县建源铸造有限公司

Liquid-slag separation device for paint spraying wastewater

The invention discloses a liquid-slag separation device for paint spraying wastewater, and relates to the field of solid-liquid treatment. In order to solve the problems that harmful substances cannot be completely extracted due to low mixing speed of existing liquid medicine and wastewater, and impurities can settle at the bottom and need to be manually cleaned regularly, the invention provides the following scheme: the liquid-slag separation device comprises a box body; a sewage discharge box is arranged at one end of the device box body, and a drainage box is arranged at the other end of the device box body; a partition plate is fixedly arranged at the end, close to the drainage box, in the device box body; a drainage notch is reserved between the bottom of the partition plate and the bottom of the device box body; and a drainage channel is formed in the side, close to the drainage box, of the partition plate, and a reaction tank is formed in the other side of the partition plate. Through the mixing mechanism and the aeration pipe, the mixing rate of liquid medicine and waste water is increased, and the waste residue separation efficiency is improved; the suspension deslagging device and the sediment discharging device are respectively used for removing suspended matters and sediments; and the driving system drives the mixing mechanism, the suspension deslagging device and the sediment discharging device to operate at the same time, and energy conservation and environment protection are achieved.
Owner:莱阳市春帆漆业有限责任公司

Semi-dry stirring equipment operation system and time sequence for large straw biogas project

The invention relates to the technical field of biogas engineering, aims to solve the technical problem of high energy consumption caused by single operation mode of a traditional stirring system, and provides a semi-dry stirring equipment operation system and time sequence for a large straw biogas project. Stirrers at different positions are arranged, different stirring time sequence modes are adopted in a daytime feeding stage and a nighttime non-feeding stage, the stirrers with different numbers and positions are started, the stirring force is increased during feeding and is matched with the stirring time sequence, so that fresh materials entering a tank are rapidly and fully mixed and scattered, local accumulation of the fresh materials in the tank is prevented, scum and crusting phenomena in the tank are avoided, and the fermentation efficiency is improved. The number of the stirrers running at night accounts for 50% or below of the total number of the stirrers, so that power consumption can be effectively saved, the balance between the stirring effect and energy consumption saving is realized, and the technical problem of high energy consumption caused by single running mode of a traditional stirring system is solved.
Owner:深圳市德润生物质投资有限公司 +1
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