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191 results about "Mixing zone" patented technology
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Mixing Zone A mixing zone is an area of a lake or river where pollutants from a point source discharge are mixed, usually by natural means, with cleaner water.
Gas-liquid contactor for capturing carbon dioxide
PendingUS20250303353A1Gas treatmentDispersed particle separationCo2 removalEnvironmental engineering
A system for removing carbon dioxide from a gas includes: an eductor, a CO2-lean gas outlet fluidly coupled to the eductor, a fan fluidly coupled to the CO2-lean gas outlet, the fan being rotatable to discharge the CO2-lean gas from the CO2-lean gas outlet, and a capture solution tank. The eductor includes a capture solution inlet operable to receive a lean capture solution, a gas inlet operable to receive the gas that includes carbon dioxide, a mixing zone configured to react the lean capture solution and the gas that includes carbon dioxide; and, an eductor outlet operable to discharge a mixed fluid that includes a rich capture solution and a CO2-lean gas. The capture solution tank is fluidly coupled to the eductor outlet and to the CO2-lean gas outlet, and the capture solution tank configured to collect the rich capture solution.
Owner:CARBON ENG ULC
Multistage reinforced mixing device for multiphase components
The utility model relates to the technical field of water treatment, in particular to a multi-phase component multi-stage reinforced mixing device which comprises an outer cylinder, an inner cylinder, a flow guide assembly, a turbulent flow assembly, a mixing and stirring assembly and the like, a first mixing area is formed in the outer cylinder, and feeding is performed in the circumferential tangential direction; a second mixing area provided with a mixing and stirring assembly is formed in the inner cylinder body; the flow guide assembly is located between the first mixing area and the second mixing area; a third mixing area is formed between the outer barrel and the inner barrel, and the turbulent flow assembly is arranged in the third mixing area. The overall structure is compact and simple; sewage is mixed through the rotational flow effect and the centrifugal effect of the first mixing area, meanwhile, components in the sewage are separated and sorted, heavy impurities are centrifugally separated and discharged, and other impurities enter the second mixing area and the third mixing area to be continuously subjected to mechanical mixing, circulating flow mixing and vortex flow mixing reaction; meanwhile, the particle size of the flocculation core is controlled, so that the mixing efficiency is improved, and the utilization rate of the coagulation agent is improved.
Owner:CHINA MACHINERY INT ENG DESIGN & RES INST
Hypochlorous acid liquid mixing detection device
The utility model discloses a hypochlorous acid liquid mixing detection device which comprises a raw material feeding device, a mixing cavity device, a communicating pipeline and a detection cavity assembly, the raw material feeding device comprises a check valve, a straight joint I and a connecting pipe II, and one end of the check valve is fixedly connected with one end of the connecting pipe II. According to the utility model, the detection cavity assembly is independent of the mixing cavity and is connected with the mixing cavity through the slender communicating pipeline, so that a mixed solution can stably and slowly flow into the detection cavity, and the physical isolation of a mixing area and a detection area is realized; the direct impact of turbulent flow, bubbles or concentration fluctuation generated in the mixing process on the detection sensor is effectively avoided, the inlet and the outlet of the detection cavity are both designed to be thin and narrow channels and are located on the upper portion, the standing time of a solution in the detection cavity is prolonged, it is ensured that the detection cavity can be fully and stably filled with the solution, and the detection efficiency is improved. And a stable detection environment is provided for the sensor.
Owner:INNER MONGOLIA LAIKAIFANGYING TECHNOLOGY CO LTD
Efficient and stable gas mixing device
The invention belongs to the technical field of gas mixers, and particularly discloses an efficient and stable gas mixing device. The upper portion of a shell of the device slidably penetrates through an upper fixing frame, the lower portion of the shell is fixed, the shell is sequentially divided into a preheating area, a mixing area and a reaction area, and at least two gas inlet pipelines are arranged on the shell; the mixer is arranged in the mixing area, the upper and lower ends of the internal pipe are hermetically connected with the inner wall of the mixing area respectively, and a plurality of gas distribution plates for guiding gas flow distribution are sequentially arranged at two ends and inside the internal pipe; the thermocouple guide pipe sequentially penetrates through the upper fixing frame, the preheating area and the mixer. The gas inlet pipeline sequentially penetrates through the upper fixing frame and the preheating area and extends into the mixer, and the end, outside the shell, of the gas inlet pipeline is connected with a gas supply source through a gas flow meter; one end of the mixed gas outlet pipeline penetrates through the lower fixing frame and extends into the reaction area, and the other end is connected with an analytical instrument. The device has the characteristics of compact structure, high mixing efficiency, small concentration difference, few side reactions, good stability and strong adaptability.
Owner:YUNNAN PRECIOUS METALS LAB CO LTD +2
Inherently safe oxygen / hydrocarbon gas mixer
A method of safely mixing a hydrocarbon with an oxidant is provided. The hydrocarbon and oxidant are saturated with a non-flammable liquid in pre-mix zones that are flooded with the non-flammable liquid and fluidly connected to a common mixing zone that is partially flooded with the non-flammable liquid. The saturated hydrocarbon and oxidant combine within the common mixing zone forming bubbles of a homogeneous gas mixture of hydrocarbon and oxidant, preferably in a ratio of hydrocarbon to oxidant that is outside of the flammability limit, that can exit the non-flammable liquid into a headspace where it can be retrieved for use in an oxidative reaction process such as oxidative dehydrogenation.
Owner:NOVA CHEM (INT) SA
Pot cover assembly and cooking utensil
The pot cover assembly comprises a face cover and an inner cover arranged below the face cover, an exhaust cavity is formed between the inner cover and the face cover, the pot cover assembly further comprises an exhaust pipe arranged in the exhaust cavity, the inner cover is provided with an installation opening, the face cover is provided with an exhaust opening and an air vent, the exhaust pipe is installed at the installation opening, and the air vent is communicated with the air vent. A mixing area is arranged in the exhaust pipe, the exhaust pipe is provided with a communicating section communicating the ventilation opening and the mixing area, the exhaust pipe is provided with a positioning structure, and the inner cover is provided with a matching structure matched with the positioning structure so as to limit rotation of the exhaust pipe relative to the surface cover. In the exhaust process, outside cold air enters the mixing area of the exhaust pipe, the cold air and the high-temperature steam are mixed in the exhaust cavity, and bubbles can be rapidly broken to achieve bubble breaking and overflow prevention. The matching structure and the positioning structure are matched to reduce shaking of the exhaust pipe and limit rotation of the exhaust pipe, so that the relative positions of the exhaust pipe, especially the communicating section and the surface cover are kept fixed, and the possibility of air leakage is reduced.
Owner:HONGYANG HOME APPLIANCES
Pilot plant test system of quick-sand high-density sedimentation tank
ActiveCN224147814UHigh degree of integrationcompact structureWater/sewage treatment by neutralisationWater/sewage treatment by flocculation/precipitationFlocculationHigh density
The utility model provides a pilot plant test system for a quick-sand high-density sedimentation tank, and the pilot plant test system comprises an adjusting area which receives a fluid to be treated and can adjust the flow of the fluid in the adjusting area; the mixing area is in fluid communication with the adjusting area, and the fluid can be subjected to coagulation treatment in the mixing area; an adding zone in fluid communication with the mixing zone, in which a loading medium can be added to the fluid; the flocculation zone is communicated with the fluid in the feeding zone, and the fluid can be flocculated in the flocculation zone; the settling zone is in fluid communication with the flocculation zone, and the fluid can be subjected to settling treatment in the settling zone to form a sludge mixture; the sludge reflux device is in fluid communication with the settling zone at the bottom of the settling zone and is configured to be capable of treating the sludge mixture to form sludge and recovery fluid; the adding device is configured to be capable of respectively adding corresponding medicaments into the mixing area, the adding area and the flocculation area; and the buffer device is in fluid communication with the sludge reflux device to receive the recycled fluid and is configured to be capable of conveying the recycled fluid to the adding area.
Owner:SUEZ ENVIRONMENTAL TECH (BEIJING) CO LTD
Double screw devolatilization extrusion granulator synchronous area continuous flexible online devolatilization device
The application discloses a kind of double screw devolatilization extrusion granulator synchronous area continuous flexible online devolatilization devices, and it relates to the field of polymer material processing technology, comprising: double screw extruder host, its barrel is sequentially divided into conveying zone, primary devolatilization zone, at least two multistage devolatilization zone and mixing zone along the axial direction;Feed system;With the vacuum system being communicated with each devolatilization zone;And temperature control system for independently adjusting the temperature of each zone barrel;Multi-source sensing unit, intelligent collaborative controller.The online devolatilization device described in the present application can accurately collect the data of each stage devolatilization zone, carry out intelligent collaborative control of each module, and accurately locate the disturbance source through fluctuation main disturbance factor, realize the dynamic allocation of devolatilization zone role and the synchronous flexible collaborative control of multiple parameters, solve the industry pain points of low devolatilization efficiency, pressure crosstalk, material leakage and material degradation under wide viscosity working condition, significantly improve the equipment operation stability, devolatilization efficiency and product quality, and reduce production energy consumption.
Owner:SICHUAN ADVANCE TECH CO LTD
Integrated mixing, flocculating and precipitating equipment
The utility model provides integrated mixing, flocculating and settling equipment, which belongs to the technical field of feed water treatment equipment, integrates the functions of mixing, flocculating and settling, and comprises a mixing area, a flocculating area, a settling area, a shell, a water inlet pipe, a stirrer and the like. By optimizing the structure and parameters of each treatment area, such as the variable frequency design of the stirrer, the inclination angle of the folded plate, the pipe diameter and inclination angle of the inclined pipe and the like, the mixing, flocculation and precipitation effects are improved, the problems of large occupied area, low efficiency and the like of traditional equipment are solved, efficient and stable water supply treatment is realized, the water supply quality is guaranteed, and the device is suitable for small water supply treatment scenes.
Owner:左兵
Wet dust removal device and equipment
Owner:HUNAN AUTO PIONEER AUTOMATION EQUIP CO LTD
Zinc smelting flue gas desulfurization device
The utility model discloses a zinc smelting flue gas desulfurization device, and belongs to the technical field of environmental protection equipment. According to the structure of the device, a mixing area, a filter screen, a heat exchange device, a packed bed and an absorption area are arranged in an air path in the airflow flowing direction, the output side of an air suction device is connected with a discharge channel, a plurality of ejectors are arranged in the mixing area, liquid outlet pipes are arranged in the ejectors, a filter and a pump body are arranged on one side of each liquid outlet pipe, and the filter screen is arranged on the other side of each liquid outlet pipe. A conical head is arranged on the other side of the liquid outlet pipe, an outer sleeve body is arranged on the outer side of the filter, a supporting frame is fixed between the outer sleeve body and the liquid outlet pipe, and a disc-shaped cavity is formed in the position, on the rear side of the conical head, outside the liquid outlet pipe. According to the device, a one-way treatment channel is established, alkaline slurry and flue gas are mixed in a jet flow mode and enter a packed bed to be in full contact after primary filtration and temperature adjustment, and then a mixing reaction is completed through a scattering structure. The device disclosed by the utility model is higher in mass transfer efficiency, better in removal effect and obvious in technical advantage.
Owner:KUNMING METALLURGY COLLEGE
Saline water distribution system
The invention relates to the technical field of salt water distribution, and particularly discloses a salt water distribution system which comprises a dissolving salt box; the partition plate is mounted in the salt dissolving box, a first filter plate is mounted at the bottom of the partition plate, and the salt dissolving box is divided into a mixing area and a solution area by the partition plate; the second filter plate is arranged in the mixing area, and the mixing area is divided into a dissolving chamber and a filter chamber by the second filter plate; the second filter plate and the detection plate are enclosed in the filter chamber to form an exclusive accommodating space, relative isolation of solid salt and a dissolution area is realized, and meanwhile, the solid salt is only accumulated in the accommodating space while normal contact dissolution of the salt and water is ensured by the water-permeable and solid-impermeable characteristics of the third filter plate, so that the solid salt is not accumulated in the accommodating space; the detection plate is matched with the balancing weight to balance the buoyancy of saturated salt water, synchronous lifting can be achieved through the change of the solid salt accumulation thickness, the salt amount state is directly converted into a position signal, and real-time feedback of the residual salt amount and automatic salt supplementing are achieved.
Owner:SHANGHAI SANBANG WATER TREATMENT TECH CO LTD
Liquid mixing device of electrolytic copper foil crude foil engine
The utility model discloses a liquid mixing device of an electrolytic copper foil crude foil engine, which comprises a shell connected with a liquid inlet pipe and a liquid outlet pipe. A partition plate is arranged in the shell, and the inner space of the shell is divided into an upstream mixing area and a downstream flow equalizing area through the partition plate. A plurality of flow equalizing holes are formed in the partition plate, and the upstream mixing area is communicated with the downstream flow equalizing area through the flow equalizing holes; the liquid inlet pipe is connected with the downstream flow equalizing area, the liquid outlet pipe is connected with the upstream mixing area, and a baffling mechanism is arranged in the downstream flow equalizing area. Therefore, the mixing efficiency and the mixing uniformity of the mixer are remarkably improved, the flow equalizing precision is greatly improved, and the standard flow deviation of each branch pipe is less than or equal to 1.618; meanwhile, no extra power device is needed, liquid mixing and flow equalizing are achieved according to the hydrodynamic principle, more energy is saved, the environment is protected, and cost is reduced.
Owner:QINGHAI NORD NEW MATERIAL CO LTD +2
A device and method for eliminating salt deposition in supercritical hydrothermal combustion
This invention relates to an apparatus and method for eliminating salt deposition during supercritical hydrothermal combustion. The apparatus comprises a premixed feeding zone, a supercritical hydrothermal combustion zone, a subcritical mixing zone, and a subcritical material return branch, connected sequentially. The premixed feeding zone includes a feed pipe, a nozzle, a premixing section, and a mixing section, with the feed pipe connected to a material pipe. The supercritical hydrothermal combustion zone includes an upper end cap, a cylindrical body, and a contraction section. A tangential inlet is provided on the upper side wall of the cylindrical body, and the tangential inlet is connected to one end of the subcritical material return branch for introducing subcritical return water and forming a spirally downward subcritical liquid film layer on the inner wall of the supercritical hydrothermal combustion zone and the subcritical mixing zone. The subcritical mixing zone includes a cylindrical body and a head, with a discharge pipe below the head, connected to the other end of the subcritical material return branch. The cylindrical body of the supercritical hydrothermal combustion zone, the contraction section, and the side wall of the cylindrical body of the subcritical mixing zone are all provided with jackets for introducing cooling water.
Owner:TIANJIN LEKE ENERGY SAVING TECH CO LTD +1
An apparatus for extracting hydroxamic acid from furan ammonium salt waste liquid
ActiveCN118373481BLiquid solutions solvent extractionWater/sewage treatment by extractionFuranHydroxamic acid
The application discloses a furan ammonium salt waste liquid oxime acid extraction device, which comprises an outer cover frame and an inner cover frame arranged in the center of the outer cover frame for liquid inlet, a first standing area is clamped between the two, a top discharge pipe and a bottom discharge pipe are arranged at the top and bottom of the outer cover frame respectively, the inner cover frame is provided with a mixing area, a counterflush area and a second standing area which are sequentially connected in communication, the second standing area is connected with the first standing area in communication, and a partition plate penetrates along the central axis of the mixing area. The furan ammonium salt waste liquid oxime acid extraction device provided by the application can mix two liquid streams in the mixing area first when extraction is carried out, and then the two liquid streams are sequentially layered in the counterflush area, the second standing area and the first standing area, and the incompatible waste liquid and dichloromethane are respectively floated and sunk to be collected by the top discharge pipe and the bottom discharge pipe. The input of the liquid and the collection of the liquid are both carried out in real time, and there is no need to wait or manually take out the material, so that the extraction process is accelerated and the efficiency is improved.
Owner:安徽金轩科技有限公司
Double shaft paddle mixer and arrangement and methods for producing paste
ActiveUS12623194B2Rotary stirring mixersTransportation and packagingBLENDER/MIXERMechanical engineering
A double shaft paddle mixer, including a barrel chamber, and a first paddle screw and a second paddle screw. The first paddle screw is provided with first paddles and the second paddle screw is provided with second paddles. The barrel chamber includes a crushing zone and a mixing zone. The crushing zone is partly separated from the mixing zone by a partition member. A first inlet is connected to the crushing zone and a second inlet is connected to the mixing zone and an outlet connected to the mixing zone. The double shaft paddle mixer can be part of an arrangement and part of a method for producing paste.
Owner:METSO OUTOTEC FINLAND OY
A neutralization tank for desulfurization wastewater pretreatment and a method for desulfurization wastewater pretreatment
ActiveCN120590005BWater/sewage treatment by centrifugal separationRotary stirring mixersPretreatment methodProcess engineering
This invention relates to the technical field of desulfurization wastewater treatment, and mainly discloses a desulfurization wastewater pretreatment neutralization tank and a desulfurization wastewater pretreatment method. The tank includes a water tank for storing wastewater, a rotating support in the middle of the tank, and an interior mixing zone and a settling zone. A stirring assembly includes a first-direction stirring element and a second-direction stirring element fixedly mounted on the rotating support. The first-direction stirring element is located within the mixing zone, and the second-direction stirring element is located at the boundary between the mixing zone and the settling zone. A cleaning assembly includes an edge cleaning element and a floating cleaning element. The edge cleaning element is fixed on the rotating support and contacts the inner wall of the tank, while the floating cleaning element is movably mounted on the first-direction stirring element. This invention solves the problems of low working efficiency and lack of self-cleaning ability of the stirring elements inside existing neutralization tanks, as well as the complexity of the desulfurization wastewater pretreatment process.
Owner:HUANENG GANSU ENERGY DEVELOPMENT CO LTD 803 BRANCH
Integrated energy-saving dehumidifier with flow splitting
ActiveCN121140090BLighting and heating apparatusHeating and ventilation casings/coversStream flowMechanics
The application relates to the technical field of dehumidifying units, in particular to an integrated energy-saving dehumidifying unit, which comprises a machine box, a dehumidifying structure, a shunting structure, a mixed heating structure, an overhauling structure and a sealing structure; the shunting structure is used for intelligently shunting air, the air entering the machine box is divided into main channel airflow and bypass channel airflow, the bypass shunt flow can be adjusted, energy waste during unnecessary deep dehumidification is avoided, and energy consumption is significantly reduced; a heat pipe evaporator and a heat pipe condenser form heat circulation through a connecting pipe, and energy utilization efficiency is improved; the overhauling structure is used for quickly drawing out a water collecting disc for cleaning or overhauling, thereby greatly reducing maintenance difficulty; the sealing structure guarantees the sealing performance of water drainage and the whole equipment; the mixed heating structure guides the airflow in the main channel and the bypass channel to a mixing area through lower and upper air deflectors respectively, fully mixes the two airflows, avoids the problem of local temperature or humidity unevenness, and guarantees stable air outlet quality.
Owner:JIANGSU YONGSHENG AIR CONDITIONER
A plant-mixed cold-recycled asphalt mixture stirring device
The present application relates to cold regeneration equipment technical field, disclose a kind of plant mixes cold regeneration asphalt mixture stirring device, including vertically distributed dry mixing zone and wet mixing zone, the dry mixing zone is located above wet mixing zone, the dry mixing zone includes dry mixing pot, and the bottom of the dry mixing pot is equipped with the material drop channel that can be opened or closed, further including two groups of installation in dry mixing pot and can relatively rotate stirring shaft, and the opposite end of two groups of stirring shaft is fixed with transfer fan blade, the outer wall of the stirring shaft is intervally provided with multiple arc surface first stirring blade and second stirring blade, and the first stirring blade and second stirring blade can be switched back and forth between stirring state and conveying state.The present application is divided into vertically distributed dry mixing zone and wet mixing zone by stirring device, realizes the dry and wet separation in space, eliminates the interference of wet residue to next pot dry mixing, simultaneously overlaps the timing of dry mixing zone and wet mixing zone by parallel operation in time, improves equipment capacity and continuous production efficiency.
Owner:太原市政建设集团有限公司 +1
Method, apparatus, and system to optimize flocculation of solid particles in a settling vessel
A system for optimizing flocculation in a liquid waste settling vessel is disclosed having outlet configured to propagate a slurry feed stream flow into a feedwell in a downward direction. A deflector is disposed beneath the feedline outlet. The deflector is configured to intercept the slurry feed stream flow and direct the slurry feed stream in a fan-like shape toward the outer wall of the feedwell where the flow will separate into an upward portion and a downward portion. The upward portion helps create a first mixing zone above the deflector. The downward portion helps create a second mixing zone beneath the deflector.
Owner:CLEARSTREAM ENVIRONMENTAL INC
Anti-adhesion cooling system
ActiveCN223512411UDrying solid materials without heatDrying gas arrangementsThermodynamicsMechanical engineering
The utility model relates to the technical field of compound fertilizer drying equipment, in particular to an anti-adhesion cooling system which comprises a heat insulation sleeve arranged on the bottom wall of a chute, the top of the heat insulation sleeve extends out of a drying machine to be communicated with the outside, and the bottom of the heat insulation sleeve extends into a barrel of the drying machine and is higher than the bottom of the chute. The space between the heat-insulating sleeve and the bottom wall of the chute forms a heat-insulating area, and the bottom of the heat-insulating sleeve and the lower end of the bottom wall of the chute form a mixing area. The utility model can solve the technical problems of adhesion, material blockage and short service life of the chute due to long-term heating in the use process of the existing chute.
Owner:NINGXIA LUTIANHUA ECOLOGICAL FERTILIZER CO LTD
A feed mixing and blending device
The application provides a feed stirring and mixing device, and belongs to the technical field of feed processing. The device comprises a mixing barrel, a circulating pipeline and a spiral lifting mechanism arranged in the middle of the mixing barrel. The spiral lifting mechanism is used for lifting the feed at the bottom of the mixing barrel upward through the circulating pipeline. A fixed cone hopper and a movable cone hopper are arranged at the open bottom of the mixing barrel. Both the fixed cone hopper and the movable cone hopper can be penetrated by the circulating pipeline. A premixing cavity is reserved between the fixed cone hopper and the movable cone hopper. A plurality of spiral blades are arranged in the circumferential direction at the bottom of the fixed cone hopper. A plurality of feeding pipes are arranged on the fixed cone hopper. A feeding opening and a circulating opening are arranged at the bottom of the circulating pipeline. A plugging piece is arranged at the bottom of the mixing barrel. A driving piece is arranged between the mixing barrel and the movable cone hopper. The application can shorten the overall cycle of feed mixing work, and can also break the hierarchical separation caused by the difference in particle size to a certain extent, so that the feed with different particle sizes is more uniformly distributed in the mixing area.
Owner:SHANXI JINLONG GRP FEED
Wastewater treatment device coupling micro-electrolysis with fenton
The present application relates to a kind of micro-electrolysis coupling fenton's wastewater treatment device, comprising: micro-electrolysis reaction bin, internal cavity is divided into the first mixing zone for mixing wastewater and neutralizing liquid, micro-electrolysis filler area for micro-electrolysis of wastewater and first clear water zone for collecting post-processing wastewater from below to above;First clear water zone and first mixing zone are communicated by pipeline, and the pipeline is installed with the first circulating pump for driving water flow to flow from below to above;Fenton reaction bin, internal cavity is divided into the second mixing zone for mixing wastewater and reaction liquid, second clear water zone for collecting post-processing wastewater from below to above;The water inlet of second mixing zone is communicated by pipeline with the overflow port of first clear water zone.The above-mentioned micro-electrolysis coupling fenton's wastewater treatment device can generate ferrous ions by adjusting the wastewater residence time in micro-electrolysis reaction bin, micro-electrolysis reaction bin inlet pH and other methods, reduce the amount of reagent addition, and the wastewater treatment effect is better.
Owner:XIANGCHU JINGLIU INTELLIGENT TECH (SHANGHAI) CO LTD
Automatic mixing device for mud and chemicals
The utility model provides a kind of mud and automatic mixing device of medicament, the mixing device includes mud flow channel and medicament adding box, the mud flow channel is the long slot of two ends open, mud flow channel is sequentially provided with medicament delivery area, medicament mixing area and out pulp area from import towards export, the medicament adding box is set in the medicament delivery area above of mud flow channel, medicament delivery port is equipped in the bottom of medicament adding box;The medicament mixing area of the mud flow channel is equipped with mixing baffle, slurry mixing rod and slurry surge wing plate, the medicament mixing area export end of the mud flow channel and discharge area import end are equipped with a section of variable diameter area, and variable diameter area width is less than medicament mixing area and out pulp area.The utility model can realize natural flow dosing, does not need any pumping equipment and pipeline in dosing process, to avoid the various defects of pumping dosing, simple operation, and reduce equipment maintenance, reduce early investment cost and operating energy consumption.
Owner:CHINA RAILWAY 11TH BUREAU GRP CORP LTD +2
A dissolved air flotation machine
ActiveCN120922958BTreatment involving filtrationWater/sewage treatment by flocculation/precipitationSlagOutfall
The application belongs to the technical field of air floaters, and particularly relates to a dissolved air floatation machine, which comprises a main box body, a medicine mixing mechanism, a gas dissolving tank, a water feeding pipe, a pump gas pipe, a water pump, a water return pipe, a shovel groove and a slag suction pipe. The medicine mixing mechanism is installed at the lower left part of the chamber of the main box body, the gas dissolving tank is installed outside the main box body, the input end of the water feeding pipe is inserted into the inside of the gas dissolving tank, the output end of the water feeding pipe is connected with the pump gas pipe, the pump gas pipe is installed at the bottom of the gas mixing area, the water suction pipe of the water pump is inserted into the middle part of the sedimentation area, the input end of the water return pipe is connected with one water outlet of the water pump, the output end of the water return pipe is inserted into the inside of the gas dissolving tank, the shovel groove is movably installed at the upper part of the chamber of the main box body, the left end of the shovel groove is inserted into the air floatation layer, the slag suction pipe is installed on the main box body, and the input end of the slag suction pipe is inserted between the shovel groove and the top wall of the main box body. The floating slag is gathered and shovelled out, so that the floating slag is prevented from being scattered and sinking, and the floating slag removal efficiency is improved.
Owner:SHANDONG TAIHE RUNSHI ENVIRONMENTAL PROTECTION EQUIP CO LTD
Dual-power continuous mixing device
PendingCN121972075ARotary stirring mixersTransportation and packagingMixed materialsContinuous mixing
The invention discloses a dual-power continuous mixing device which comprises a spiral feeding mechanism, the discharging end of the spiral feeding mechanism is communicated with a mixing barrel, a mixing shaft is rotationally arranged in the mixing barrel, a material throwing turbine is fixed to the front end of the mixing shaft, and the material throwing turbine is used for throwing materials conveyed by the spiral feeding mechanism to a mixing area in the mixing barrel. The mixing barrel is provided with a medicament injection pipe above the mixing area, the medicament injection pipe is used for spraying medicaments on materials in the mixing area, the liquid outlet end of the medicament injection pipe is provided with an air self-suction hole, and the mixing shaft is fixedly provided with a stirring wheel behind the throwing turbine. Compared with the prior art, the spiral feeding mechanism uniformly conveys solid materials to the mixing barrel, and the medicament injection pipe conveys medicaments to the mixing barrel; a material throwing turbine and an agent spraying pipe enable dispersed agents and dispersed materials to be mixed in a mixing area, and the mixing effect is good; the primary mixed materials are further mixed through the stirring wheel, and continuous mixing and conveying of the solid materials and the medicament are achieved through cooperation of the stirring wheel, the stirring wheel and the stirring wheel.
Owner:CHINA CONSTR FIFTH ENG DIV CORP LTD +1
Preparation method of photovoltaic potassium hydroxide
The invention provides a preparation method of photovoltaic potassium hydroxide, and relates to the technical field of potassium preparation. The method comprises the following steps: carrying out vacuum gradient crystallization on a KOH raw material to realize crude purification, carrying out centrifugal separation on wet crystals generated after crude purification, dissolving, carrying out three-stage counter-current extraction to obtain photovoltaic-grade KOH, extracting mother liquor generated after crude purification, and circularly carrying out vacuum gradient crystallization; dissolving the wet crystals in ultrapure water to prepare a KOH solution, filtering the KOH solution, enabling the KOH solution and an extracting agent to enter a three-stage counter-current extraction tower for three-stage counter-current extraction, carrying out nanofiltration and ultrafiltration on an output raffinate phase to obtain a photovoltaic-grade KOH product, and regenerating an output loaded organic phase to realize recycling; a microwave generating device is arranged on the three-stage counter-current extraction tower and is used for applying pulse microwaves to the mixing area in the tower. The sodium removal rate is increased, the solvent consumption is reduced, and the generation of hazardous wastes is reduced.
Owner:HUARONG CHEM (CHENGDU) CO LTD
A pulse aeration device for preventing sludge accumulation in the flocculation zone of a high sedimentation tank.
This application discloses a pulse aeration device for preventing sludge accumulation in the flocculation zone of a high-efficiency sedimentation tank, belonging to the field of wastewater treatment technology. It includes a high-efficiency sedimentation tank, with a mixing zone, a flocculation zone, and a sedimentation zone arranged sequentially from left to right inside the tank. This application utilizes the coordination of an aeration device, an air distribution pipe, a pulse control valve, and a perforated aeration pipe to periodically aerate the flocculation zone. The pulse control valve periodically opens and closes, generating pulsating bubbles from the aeration holes of the perforated aeration pipe. The rising bubbles drive the surrounding water flow, forming local turbulence, enhancing the mixing effect and slowing sludge settling. Furthermore, the intermittent release of the pulsed airflow avoids the damage to the flocs caused by continuous aeration. A drive unit drives a threaded rod to rotate, causing a moving plate to move along the movable groove, adjusting the position of the stirring blades. Driven by a stirring motor, the threaded rod drives the stirring blades to rotate, forming a complementary mixing mode with the pulse aeration, further improving the flocculation effect.
Owner:RUDONG DEEPWATER ENVIRONMENTAL TECH CO LTD +3
Heating, ventilation and / or air conditioning system for vehicle
Title: Vehicle heating, ventilation and / or air conditioning device Abbreviation: Vehicle heating, ventilation and / or air conditioning device (100), comprising: a housing (1) including at least two air outlets named first air outlet (2) and second air outlet (3), a cooler (4), an air inlet partition (5) placed upstream of the cooler and defining upstream of the cooler a first air inlet channel (6) and a second air inlet channel (7), a mixing chamber (8), a separator (12) comprising: a first partition (13) defining in the housing a first space (14) and a second space (15), a second partition (16) defining in the mixing chamber (8) a first mixing zone (17) and a second mixing zone (18), a first movable flap (25), which can be placed in a first position or in a second position,a second movable flap (26) that can be placed in a first or second position. Figure from the abstract: Fig 1,
Owner:VALEO SYST THERMIQUES SAS
Water pollution big data monitoring and early warning method and system
PendingCN121955321AGeneral water supply conservationTesting waterWater qualityEnvironmental engineering
The invention discloses a water pollution big data monitoring and early warning method and system, and relates to the technical field of water pollution monitoring, and the method comprises the steps: transversely arranging a plurality of flow velocity measurement points on a main river and branch flow convergence section, obtaining the flow velocity data of each flow velocity measurement point, and constructing a transverse flow velocity profile according to the flow velocity data; determining a shearing area according to the flow velocity difference value and the flow velocity change rate between the adjacent flow velocity measuring points, and determining the central position of a mixing zone; controlling a water quality sampling probe mounted on a transverse guide structure to transversely move along the section according to the central position of the mixing zone, so that the water quality sampling probe is positioned at the central position of the mixing zone; and acquiring real-time water level data, and calculating the target sampling depth according to the real-time water level data. A transverse flow velocity profile is constructed on a main river and branch flow convergence section, and the central positions of a shearing area and a mixing zone are determined based on a flow velocity difference value and a flow velocity change rate, so that a water quality sampling probe can be dynamically positioned in a key area of a hydrodynamic structure.
Owner:江苏方正环保工程(集团)有限公司