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Biofilter system equipped with inlet load equalizer for removing volatile organic compounds
InactiveUS20040137610A1Preventing decrease of VOC treatment efficiencyStable processing efficiencyBioreactor/fermenter combinationsGas treatmentBio filtrationBiological filter
Disclosed is a biofilter system for removing volatile organic compounds, generated from various industrial facilities, such as petrochemical plants, refining plants and paint plants, and environmental facilities including sewage treatment plants. The biofilter system comprises a volatile organic compound (VOC) load equilizing portion, a VOC-containing contaminated air transferring portion, a biofiltering portion, and a storing portion for adjusting pH and nutrients in the biofiltering portion. By using such system, an offensive odor and VOC evolved from various industrial facilities and environmental facilities can be efficiently controlled. In addition, even in production processes and storage facilities at which high VOC concentration regulating materials are discontinuously discharged, VOC can be effectively removed.
Owner:Q BIO TECH
Riverway channel water quality biologically-intensifying device and application thereof
ActiveCN101913696ARemove the maximum efficiencyRealize simultaneous denitrificationBiological water/sewage treatmentChemical oxygen demandGrating
The invention provides a riverway channel water quality biologically-intensifying device and application thereof, belonging to the field of water treatment. The riverway channel water quality biologically-intensifying device comprises a transferring shaft and a filler area, wherein with the transferring shaft is positioned in the center of the riverway channel water quality biologically-intensifying device; the filler area encloses the transferring shaft. The riverway channel water quality biologically-intensifying device is characterized in that an upper fixed plate (3), a lower fixed plate and the transferring shaft (1) are integrated into a whole by taking the transferring shaft (1) as a center; an impeller (5) is fixed on the lower fixed plate; the filler area (4) is divided into fourregions through a grating sieve mesh (6), and biological fillers are filled in the regions. The integral riverway channel water quality biologically-intensifying device is driven to move by taking water flows as a driving force when being applied to the treatment of riverway channel water bodies, prevents the fillers from washing away by combining the fixed biological fillers with suspension fillers, can achieve the effective elimination and the synchrous denitrification of COD (Chemical Oxygen Demand), achieves the moving bed effect and also greatly enhances the mass transfer rate of nutrient substances and dissolved oxygen; and in addition, the riverway channel water quality biologically-intensifying device can carry out the treatment aiming at the pollution conditions of different water layers of riverway channels and also has the advantages of energy saving, environmental protection, low acquisition cost and operation cost, and the like.
Owner:江苏三强环境工程有限公司
Integral multistage simultaneous nitrification and denitrification biological membrane system denitrification method and device
ActiveCN104512963ADesign advantagesEasy to operate and manageBiological treatment regulationTreatment with aerobic and anaerobic processesShock resistanceFlow diversion
The present invention discloses an integral multistage simultaneous nitrification and denitrification biological membrane system denitrification method and device, and belongs to the technical field of biological treatment of sewage, and the device is integrally constructed sequentially by a regulatory region, a multistage simultaneous nitrification and denitrification region, a flow diversion region and a precipitation region. The multistage simultaneous nitrification and denitrification region is in a multiple-groove pushing flow form, each reaction groove is provided with an aeration system and a multi-section water inlet device; the precipitation region is provided with an overflow port and an inclined plate sedimentation tank; a multi-section water inlet pipe connects each reaction groove of the regulatory region and the multistage simultaneous nitrification and denitrification region, by full use of the advantages of the simultaneous nitrification and denitrification and control of the operation conditions, the nitrification and denitrification are integrated in a reaction zone without adding of additional alkalinity and need of stirring, nitrification liquid reflux and sludge return systems, energy is saved, and cost is reduced, load of shock resistance of the system is enhanced by the multistage pushing flow structure, by multi-section water inlet design, the role of system denitrification is enhanced, the denitrification and carbon removal effects are stable, and maintenance and management are convenient.
Owner:北京北华中清环境工程技术有限公司
Variable advanced sewage treatment apparatus
InactiveCN102186784AConstant concentrationStable processing efficiencyBiological treatment apparatusTreatment with aerobic and anaerobic processesNitrate nitrogenSewage
Disclosed is a variable sewage treatment apparatus comprising: a sewage treatment tank including an anaerobic tank in which sewage phosphorus is discharged, an anoxic tank in which nitrate-nitrogen transferred from an aerobic tank is denitrified without feeding nitrate oxygen, and an aerobic tank in which organic matter is decomposed and nitrified; a first adjustable membrane which partitions the anaerobic tank and the anoxic tank, and is adapted to be mobile in the sewage treatment tank to adjust the volume of the anaerobic tank and the volume of the anoxic tank relative to one another; a second adjustable membrane which partitions the anoxic tank and the aerobic tank, and is adapted to be mobile in the sewage treatment tank to adjust the volume of the anoxic tank and the volume of the aerobic tank relatively to one another; an adjustable membrane moving unit which moves the first adjustable membrane and the second adjustable membrane; an air supply unit including a plurality of air nozzles for supplying air to the sewage treatment tank, an air pump for supplying air to the air nozzles, and a valve for selectively shutting the air pump and the air nozzles; and a recycle unit which resupplies sewage from the aerobic tank to the anoxic tank.
Owner:SIS ENG
Landfill leachate treatment technology
InactiveCN103183424AExtended service lifeSpecial anti-fouling abilitySludge treatment by de-watering/drying/thickeningFatty/oily/floating substances removal devicesHollow fibreFiber
The invention relates to the field of wastewater treatment, in particular to a landfill leachate treatment technology. The technology includes: collecting wastewater by a collection pool, introducing the wastewater in the collection pool into an oil separation pool, bringing the wastewater subjected to oil removal by the oil separation pool into a comprehensive regulation pool, adding a small amount of air and conducting stirring to obtain uniform water quality, making the effluent water from the comprehensive regulation pool enter a PH regulation pool I and adding a liquid alkali to regulate the pH value to 8.0-10.0, letting the effluent water from the pH regulation pool I enter a tubular ultrafiltration membrane system through a concentration trough to undergo treatment, leading the effluent water from the tubular ultrafiltration membrane system into a pH regulation pool II, and adding an acid to conduct neutralization, making the neutralized water enter an RO membrane system, and finally carrying out filtration by the RO membrane so as to obtain reusable effluent water. By adopting the tubular ultrafiltration membrane (DF membrane) system and RO membrane equipment, the technology provided in the invention reduces the sedimentation, filtration, clarification and purification, hollow fiber ultrafiltration and other treating processes commonly used in domestic landfill leachate treatment, and has the advantages of stable operation, less investment, low operation cost, and simple treatment process, etc.
Owner:JIANGSU QINGHAN ENVIRONMENTAL PROTECTION TECH
Multistage exhaust gas washing tower
InactiveCN104307313AStable processing efficiencyEasy to handleDispersed particle separationExhaust gasPollutant
The invention discloses a multistage exhaust gas washing tower. The multistage exhaust gas washing tower comprises a plurality of exhaust gas washing towers which are connected in series, wherein each exhaust gas washing tower comprises a tower body, a water tank, a circulating pump and a shower pipe; the circulating pumps are connected between the water tanks and the shower pipes to form water circulating loops; the tower bodies of the different exhaust gas washing towers are sequentially communicated through an exhaust gas pipeline in the forward direction; the water tanks of the different exhaust gas washing towers are reversely and sequentially communicated through an overflow pipe; an exhaust gas inlet and an absorption liquid discharge hole are formed in the first exhaust gas washing tower in the forward direction; an exhaust gas outlet and an absorption liquid discharge hole are formed in the first exhaust gas washing tower in the reverse direction. The multistage exhaust gas washing tower disclosed by the invention is forming by connecting the plurality of washing towers in series; the exhaust gas flows forwards in the washing towers; the absorption liquid is continuously added to the towers and flows in the towers reversely in series; the exhaust gas is firstly in contact with the absorption liquid with higher primary pollutant concentration, and at last in contact with the cleanest absorption liquid, so as to ensure that the processing efficiency is stable, and a better processing effect can be achieved.
Owner:CLEAR ENVIRONMENT TECH SUZHOU
Method for processing starting materials for recycling
ActiveCN104395485AStable processing efficiencySuppress local lossSolid waste disposalTransportation and packagingSlagRotary kiln
A method of treating recyclable raw materials containing valuable metals is provided, the method including the steps of: feeding recyclable raw materials (W) containing valuable metals into a rotary kiln furnace (2) in which a refractory product having an Al 2 O 3 -Cr 2 O 3 content of 70% or greater is used for an inner wall; feeding an additive (A) containing SiO 2 as a major component into the rotary kiln furnace (2) so as to increase a viscosity of a slag (S) flowing along the inner wall, thereby the recyclable raw materials (W) are attached on the slag (S) having a high viscosity such that at least part of the recyclable raw materials (W) is exposed to the inside of the rotary kiln furnace; and burning / melting the recyclable raw materials (W) attached on the slag (S) in the rotary kiln furnace (2).
Owner:MITSUBISHI MATERIALS CORP
Sodium carboxymethyl cellulose production wastewater treatment process
InactiveCN105314794AImproved biodegradability and solubilityImprove biodegradability and solubilityMultistage water/sewage treatmentNature of treatment waterChemistrySodium carboxymethylcellulose
The invention discloses a sodium carboxymethyl cellulose production wastewater treatment process. The treatment process comprises a pretreatment section, an anaerobic treatment section, a preliminary precipitation section, a biological oxidation section, a biological precipitation section, a sludge treatment section and a membrane separation section; sodium carboxymethyl cellulose production wastewater, cleaning wastewater and domestic sewage are subjected to process design, and BVR evaporation desalting, anaerobic, preliminary precipitation, biological aerobic, biological precipitation and MBR (Membrane Bioreactor) treatment processes are adopted, so that the operating cost of sewage treatment is greatly reduced; various properties of equipment are thoroughly optimized and tapped, so as to enable the equipment to have a relatively high processing load; the adaptability to the sudden change of water quality and water volume is relatively high; the treatment efficiency of each section is stable, and the overall treatment effect is stable; and after technical treatment, the treated water reaches the sewage takeover standard of a sewage treatment plant, and partial water meets the requirements of enterprises on sewage recycling and then is recycled.
Owner:SUZHOU BAIYUN ENVIRONMENTAL PROTECTION PROJECT & EQUIP
Superhard aggregate abrasive with high micro-crushing characteristic and preparation method thereof
ActiveCN111100599AHigh micro-crushing propertiesReduce dependenceOther chemical processesAbrasion apparatusBoron nitrideSharpening
The invention relates to a superhard aggregate abrasive material with high micro-crushing characteristic and a preparation method thereof. The superhard aggregate abrasive material is characterized inthat superhard aggregate abrasive particles consist of superhard abrasive particle diamond (or cubic boron nitride), a high-brittleness binding agent and a brittleness regulator, the preparation method comprises the following steps: (1) preparing the superhard abrasive, the high-brittleness binding agent and the regulator in proportion, and performing uniform mixing; (2) adding a binder into themixture to prepare a blank; (3) after loading the mixture into a vacuum furnace, and carrying out medium-temperature degumming and high-temperature sintering; and (4) performing crushing and grading to obtain the superhard aggregate abrasive particles with high micro-crushing characteristics. The superhard aggregate abrasive material disclosed by the invention has very high micro-crushing property. The machining efficiency can be stabilized under the machining condition that self-sharpening is not easy, and the quality of the surface of a machined workpiece is improved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process
InactiveCN106630379AExtended service lifeNot easy to ageSludge treatmentSpecific water treatment objectivesGlass fiberMoving bed biofilm reactor
The invention belongs to the technical field of sewage treatment and in particular relates to buried type glass fiber reinforced plastic integrated sewage treatment equipment and process. The buried type glass fiber reinforced plastic integrated sewage treatment equipment provided by the invention is wholly buried into the ground and comprises a grid tank, a regulation tank, a hydrolysis-acidification tank, an MBBR (Moving Bed Biofilm Reactor) tank, an inclined tube sedimentation tank, an intermediate water tank and a clean water tank, wherein the grid tank, the regulation tank, the hydrolysis-acidification tank, the MBBR tank, the inclined tube sedimentation tank, the intermediate water tank and the clean water tank are sequentially arranged in series. According to the buried type glass fiber reinforced plastic integrated sewage treatment equipment provided by the invention, the sewage treatment amount reaches 10m<3> / d to 200m<3> / d; sewage is treated for 24h and a designed treatment water amount is 0.5m<3> / h to 10m<3> / h; the treatment capacity per year reaches a grade of ten thousand tons or more; the buried type glass fiber reinforced plastic integrated sewage treatment equipment has the advantages of simplicity in operation, reasonable structure, high treatment efficiency, low investment cost and low operation cost.
Owner:辽宁弘昊环境工程有限公司
Diode packaging device
ActiveCN103151272AQuality assuranceReduce intensitySemiconductor/solid-state device manufacturingConveyor partsManipulatorDiode
The invention discloses a diode packaging device, which comprises a base, at least one conveying mechanism, a driving mechanism, a spot gluing mechanism and at least one mechanical hand mechanism, wherein the at least one conveying mechanism is slidably connected with the base; the driving mechanism is arranged on the base and used for driving the conveying mechanism to a plurality of stations; the spot gluing device is arranged on the base and above the moving direction of the conveying mechanism, and the spot gluing mechanism comprises at least one spot gluing head; the at least one mechanical hand mechanism is slidably and / or rotatably connected with the base; and the spot gluing mechanism and the at least one mechanical hand mechanism are provided with the stations along the moving direction of the conveying mechanism in sequence. According to the diode packaging device, the processing efficiency can be improved, and the consistency of diode finished products is improved.
Owner:SUZHOU ACCURACY ASSEMBLY AUTOMATION CO LTD
Integrated anammox membrane boelectrochemical system and sewage denitrification and decarbonization treatment technology
PendingCN109264850APromote enrichmentHigh activityTreatment by combined electrochemical biological processesWater contaminantsIon-exchange membranesNitrite nitrogen
The invention provides an integrated anammox membrane boelectrochemical system and a sewage denitrification and decarbonization treatment technology. The integrated anammox membrane boelectrochemicalsystem comprises an anode chamber, a cathode chamber and a membrane biological pool; a positive ion exchange membrane is arranged between the membrane biological pool and the anode chamber, a negativeion exchange membrane is arranged between the membrane biological pool and the cathode chamber, the anode chamber is internally provided with an anode material, the cathode chamber is internally provided with a cathode material and an aeration device, and the cathode material and the anode material are connected through an external circuit provided with a resistance-value-adjustable rheostat. Accordingly, by efficiently coupling a microorganism electricity generation technology, a membrane filtration technology and an anaerobic ammonium oxidation technology, according to the concentration ofNH4<+>-N in sewage, the resistance value of the rheostat is adjusted, the proportion of ammonia nitrogen and nitrite nitrogen in the anaerobic ammonia oxidation process can be precisely controlled, operation is easy, convenience is brought to control, the sewage treatment efficiency is high, and the system has the wide application prospect.
Owner:HEBEI UNIVERSITY
Industrial wastewater treatment system
InactiveCN107651769AExtended service lifeLow running costWater contaminantsMultistage water/sewage treatmentWater treatment systemZinc
The invention provides an industrial wastewater treatment system, which relates to the technical field of industrial wastewater treatment technology, including a waste water treatment system containing lead and zinc, a waste water treatment system containing arsenic, cadmium, lead and zinc, and a comprehensive waste water treatment system containing lead and zinc The waste water treatment system and the waste water treatment system containing arsenic, cadmium, lead and zinc are all connected to the integrated waste water treatment system. Coagulation reaction tank and coagulation sedimentation tank, the waste water treatment system containing arsenic, cadmium, lead and zinc includes a sequentially connected regulating sump, booster pump, reaction tank and sedimentation tank, and the comprehensive wastewater treatment system includes a sequentially connected comprehensive A regulating tank, a pressurizing pump and a microfiltration membrane treatment device; the invention has strong pertinence, obvious treatment effect, and is economical and environment-friendly.
Owner:内江市旭日环境科技有限公司
Multimedia treatment system for oligodynamically removing antibiotics from wastewater, and method thereof
ActiveCN107162338AImprove adsorption capacityPromote degradationWater/sewage treatment by irradiationTreatment with aerobic and anaerobic processesWastewaterWater flow
The invention discloses a multimedia treatment system for oligodynamically removing antibiotics from wastewater, and a method thereof. The system comprises a waste water pretreatment unit (1), a multimedia soil layer system treatment unit (2), a wetland gradient treatment unit (3), an oligodynamic photocatalytic treatment unit (4), a full-time light supply unit (5) and a wind / solar hybrid oligodynamic unit (6); the waste water pretreatment unit is sequentially connected with the multimedia soil layer system treatment unit, the wetland gradient treatment unit and the oligodynamic photocatalytic treatment unit; and the wind / solar hybrid oligodynamic unit is respectively connected with the multimedia soil layer system treatment unit, the oligodynamic photocatalytic treatment unit and the full-time light supply unit. The multimedia soil layer system is innovatively adopted, and the compositions and the particle sizes of the water distribution layer, the water flowing layer and the soil hybrid module layer of different-grade multimedia soil subsystems are optimized, so the adsorption and degradation ability of the system to antibiotic pollutants is improved.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)
Method and system for treating garbage malodorous gas by humus soil aerobic fixed bed under multi-stage series stock household garbage sieve
ActiveCN111530268AAchieving balance control goalsAppropriate moisture contentDispersed particle separationAir quality improvementFixed bedEnvironmental engineering
The invention belongs to the field of waste gas treatment. The invention discloses a method and system for treating garbage malodorous gas by a humus soil aerobic fixed bed under a multi-stage seriesstock household garbage sieve. The method comprises the following steps: (1) enabling gas to enter a fixed bed from a gas inlet unit at the bottom of the fixed bed, exhausting the gas from the top after being treated by the fixed bed by sucking the top of the fixed bed, and carrying out treatment by uniformly preparing a stock garbage aged leachate from the top of the fixed bed, and (2) connectingthe exhausted gas to a bottom gas inlet unit of a next-stage fixed bed, treating by utilizing the multi-stage series-connected fixed beds in a sequencing batch alternating manner, and discharging after reaching the standard. According to the method disclosed by the invention, the treatment of three pollutants, namely the humus soil under the sieve, the aged leachate and the malodorous gas in thefixed bed is mutually combined, so that not only can wastes be treated by wastes, but also the three-in-one balance control target of three-phase pollution of water, solid and gas can be realized.
Owner:NANJING UNIV +1
Refuse disposal system for marine galley and disposal method thereof
ActiveCN101966527AHigh capacity reduction rateAvoid security issuesSolid waste disposalAutomatic controlDigestion
The invention relates to a refuse disposal system for marine galleys and a disposal method thereof. The refuse disposal system comprises a motor, a worm reduction gear, a machine body and an automatic control box. In an airtight gear body, galley refuses are fully digested by adopting a manner of stirring and matching strains in the closed machine body, and the effective volume reduction and the safety disposal of refuses on marine galleys are realized by matching the temperature digestion environment in the machine body and the deodorization of a tail gas three-way catalytic converter. The disposal system has the advantages of reasonable structure and design, simple disposal method, safe operation, safety disposal to galley refuses, high volume reduction rate and no exhaust emission, and is suitable for galley refuse disposal.
Owner:JIANGSU NANJI MACHINERY
Corridor-type multi-area domestic sewage advanced treatment system and treatment method
InactiveCN101913736AImprove denitrification effectGood removal effectTreatment with aerobic and anaerobic processesEnergy based wastewater treatmentSewageSewage treatment
The invention discloses a corridor-type multi-area domestic sewage advanced treatment system and a corridor-type multi-area domestic sewage advanced treatment method and belongs to the field of sewage treatment. The treatment system comprises filler areas and aeration areas, wherein a first-level filler area is formed at a water inlet and is sequentially connected with an aeration area, a second-level filler area, an aeration area and a third-level filler area. The treatment method comprises the following steps that: domestic sewage enters the first-level filler area through the water inlet and performs film formation on the filler to realize synchronous denitrogenation; sewage flows are combined in the aeration area, and a rotary brush is driven to rotate by fan wings; the aerated sewage enters the second-level filler area, and the second-level filler area is driven to rotate by wind power to realize film formation and pollutant adsorption; the sewage output by the second-level filler area again goes through the rotary brush aeration area and is aerated again; and the aerated sewage enters the third-level filler area in which the filler is elastic three-dimensional filler, and the sewage is treated and drained. The system is convenient to install, move and combine and the filler is convenient to adjust and replace; and the system and the method have the characteristics of energy conservation, environmental protection, low purchasing cost, low operation cost and the like.
Owner:NANJING UNIV
Tail gas treatment method and system for pyrolysis of waste circuit boards
InactiveCN109340769AHigh processing feasibilityStable processing efficiencyIncinerator apparatusCombustionHazardous substance
The invention relates to a tail gas treatment method and system for pyrolysis of waste circuit boards. The tail gas treatment method comprises the steps that combustion treatment is carried out on thetail gas pyrolyzed from the waste circuit boards to destroy harmful substances in flue gas; The flue gas after combustion treatment is denitrated, nitrogen and oxygen compounds in the flue gas are reduced to harmless substances; the denitrated flue gas is subjected to cooling treatment for cooling the flue gas; the flue gas after the cooling treatment is subjected to pollutant removal treatment for removing gaseous pollutants and dust in the flue gas; and the flue gas after the pollutant removal treatment is deacidified for removing acid gas in the flue gas. The tail gas treatment method improves the feasibility and treatment efficiency of the implementation scheme, and is environment-friendly.
Owner:ADVANCED FOR MATERIALS & EQUIP
Coagulation-separation apparatus
InactiveCN101072615AReduce manufacturing costStable quantityWater treatment compoundsSpecific water treatment objectivesSludgeWater flow
A coagulation-separation apparatus has a coagulation-separation tank (1). Raw water flows from a mixing tank (2) to a coagulation-separation tank (1) through a raw water introduction pipe (3), a facility (4) for adding a high specific gravity material and a raw water introduction pipe (5). The coagulation-separation tank (1) is provided with a water-flow generator which agitates water to be treated to generate a water flow. The coagulation-separation tank (1) has a discharge port (13) for a sludge and a box (14) for collecting sludge in the lower portion thereof, wherein a sludge inside the box (14) for collecting sludge is transferred to a separator (8) through a sludge transfer pipe (15). The separator (8) is used for separating a high specific gravity material (9) from the sludge and supplying it to the facility (4) for adding a high specific gravity material.
Owner:NISHIHARA ENVIRONMENT TECH
Riverway channel water quality biologically-intensifying device and application thereof
ActiveCN101913696BImprove usabilityEasy to handleBiological water/sewage treatmentChemical oxygen demandGrating
Owner:江苏三强环境工程有限公司
Double-dielectric-barrier low-temperature plasma synergistic catalytic treatment VOCs line pipe reaction unit
PendingCN112007486AHigh removal rateReduce outputGas treatmentDispersed particle separationPtru catalystEngineering
The invention relates to a double-dielectric-barrier low-temperature plasma synergistic catalytic treatment VOCs line pipe reaction unit. The unit is composed of an insulating medium kit, an inner electrode, an outer electrode, an end cover kit and a filling particle catalyst, the insulating medium kit comprises an inner pipe, an outer pipe, a perforated sealing plate and a threaded seat, the inner electrode is installed in the inner pipe of the insulating medium kit, one end of the inner electrode is connected with the threaded seat through a thread, an outer electrode is tightly attached tothe outer wall of the outer pipe of the insulating medium kit, one end of an outer pipe of the insulating medium kit is connected with the end cover sleeve through threads, and the other end is fixedly connected with a perforated sealing plate, and the filling particle catalyst is uniformly placed between the inner pipe and the outer pipe of an insulating medium external member, and is fixed in the reaction unit by the perforated sealing plate and the end cover external member to form an one-section cooperative structure. The one-section cooperative structure is adopted, the synergistic effectof low-temperature plasma and photocatalysis is fully utilized, the VOCs removal rate is high, and the yield of a byproduct O3 is low.
Owner:SHANGHAI MARINE EQUIP RES INST
Electric tool rest
InactiveCN105478811AReduce the temperatureReduce lossLarge fixed membersMaintainance and safety accessoriesNumerical controlEngineering
The invention provides an electric tool rest, and relates to the technical field of numerical control machine tools. To solve the problems that a tool installed on an electric tool rest in the prior art is seriously abraded in the using process due to the slow heat dissipation, and workpiece materials are prone to being bonded to a cutting blade of the tool, the electric tool rest comprises an upper tool rest shell, a lower tool rest shell and a rotating mechanism. A plurality of tool installing positions are arranged on the outer surface of the upper tool rest shell, and a plurality of first cooling liquid pipelines are arranged in the upper tool rest shell. Each tool installing position corresponds to at least one first water outlet. The first water outlets are formed in the outer surface of the upper tool rest shell and located above the corresponding tool installing positions. A second cooling liquid pipeline is arranged in the lower tool rest shell, and a second water outlet of the second cooling liquid pipeline can be communicated with any first water inlet. The electric tool rest can cool a tool through the first cooling liquid pipelines and the second cooling liquid pipeline, and the service life of the tool is prolonged.
Owner:付强
An electric knife holder
InactiveCN105478811BReduce the temperatureReduce lossLarge fixed membersMaintainance and safety accessoriesNumerical controlEngineering
Owner:付强
Coal pulping system waste gas purification device and coal pulping system waste gas purification process
ActiveCN111249884AReduce generationImprove absorption efficiencyDispersed particle separationProcess engineeringCoal
The invention provides a coal pulping system waste gas purification device and a coal pulping system waste gas purification process, wherein the waste gas purification tower of the treatment system has excellent purification treatment capacity while the treated coal pulping system waste gas can meet the tail gas emission standard, and the yield of wastewater can be remarkably reduced. The processdisclosed by the invention comprises the following steps: collecting waste gas by virtue of a centrifugal negative-pressure pumping machine, enabling the waste gas to enter a purification tower, enabling the waste gas to be in full contact with a circulating liquid sprayed by an efficient conical nozzle on a gas-liquid flow distributor, and performing secondary absorption treatment on fresh liquidof a groove-type water distributor, wherein the absorbed waste gas is directly discharged to the outside to reach the emission standard, part of the tower kettle circulating liquid is discharged to awastewater treatment process, and part of the tower kettle circulating liquid exchanges heat and returns to the purification tower again. The invention also provides an absorption liquid used in themethod, wherein the absorption liquid has the characteristics of high efficiency, multiple functions, low cost and the like.
Owner:WANHUA CHEM GRP CO LTD +1
Batch automatic production line for small-dose bottled liquid preparations
ActiveCN113682585AContinuous processing efficiencyStable processing efficiencyArticle unpackingFlanged caps applicationProcess engineeringBottle fed
The invention discloses a batch automatic production line for small-dose bottled liquid preparations, and belongs to the technical field of pharmaceutical production equipment. The batch automatic production line comprises a bottle body feeding section, a washing, drying, filling and sealing section, a sterilizing and lamp inspection section and a labeling and packaging section which are sequentially connected, a conveying device used for transferring materials is arranged among the sections, and a bottle falling prevention assembly is arranged on the conveying device. The bottle body feeding section comprises an unboxing station and a plurality of unpacking stations, the washing, drying, filling and sealing section comprises a washing and drying station and a filling and sealing station, the sterilizing and lamp inspecting section comprises a sterilizing station and a lamp inspecting station, and the labeling and packaging section comprises a labeling station and a packaging station. The batch automatic production line has the advantages that the automation degree is high, the production process is continuous and stable, and bottle bodies are stable and not prone to toppling over in the conveying process.
Owner:QIONGLAI TIANYIN PHARM CO LTD
Correction method of laser drilling machine and laser drilling machine adopting correction method
ActiveCN112872628AGuaranteed machining accuracyGuarantee normal production cycleLaser beam welding apparatusGalvanometerEngineering
The invention discloses a correction method of a laser drilling machine and the laser drilling machine adopting the correction method. The laser drilling machine comprises a galvanometer machining system, a visual positioning system in linkage with the galvanometer machining system and a workbench, and the workbench is provided with a correction area and a machining area. The correction method comprises the following steps: acquiring a correction period and a correction position; automatically controlling the galvanometer machining system to process a graph in the correction area according to the correction period and the correction position, and controlling the galvanometer machining system to move by a preset distance after machining is completed so as to enable the visual positioning system to obtain the offset of the graph; automatically updating an offset parameter between the galvanometer machining system and the visual positioning system according to the offset; and conducting continuous positioning machining on a workpiece to be machined in the machining area through the laser drilling machine by using the updated offset parameters. Therefore, the machining precision and the machining efficiency of the laser drilling machine can be improved.
Owner:SUZHOU VEGA TECH CO LTD
A kind of exhaust gas purification device and process of coal pulping system
ActiveCN111249884BReduce generationImprove absorption efficiencyDispersed particle separationEmission standardExhaust fumes
Owner:WANHUA CHEM GRP CO LTD +1
Special diversion anaerobic baffled reactor
InactiveCN102531167BAnaerobic biochemical degradation is completeImprove sewage treatment capacityWaste based fuelTreatment with anaerobic digestion processesSewageAnaerobic reactor
The invention relates to a special diversion anaerobic baffled reactor, which has a plurality of advan-typetages, but is still in the experimental research period at home and abroad currently, and the relevan-typet engineering design and operation reports are extremely less. By aiming at the defect, the anaerobic baffle reactor is provided with a special diversion structure, so the large-scale sewage treatment requirement can be satisfied. The sewage anaerobic treatment is compared with the aerobic treatment, the power of about 90 percent can be saved, the amount of the survival residual sludge is only 10% of the aerobic treatment, the biochemical oxygen demand (BOD) removal rate can reach above 90%, the chemical oxygen demand (COD) removal rate is about 70-90%, most organics are converted into methane, and the special diversion anaerobic baffled reactor not only saves the energy but also produce the energy, and has a wide development prospect. The reactor is scientifically arranged and reasonably distributed, is dispensed with a triphase separator, is easy to control, is not blocked and has stable processing efficiency. The special diversion anaerobic baffled reactor can fully exert excellent features in the large-scale sewage water treatment field and can be practically applied.
Owner:牟秀元
Waste cutting fluid purification treatment system
PendingCN109970250AReduce processing costsReduce professional requirementsWaste water treatment from metallurgical processMultistage water/sewage treatmentElectrolysisCutting fluid
The invention relates to the technical field of machining wastewater treatment, in particular to a waste cutting fluid purification treatment system, which comprises a waste cutting fluid collecting box, a waste cutting fluid inlet pipe, a sewage pump, a waste cutting fluid outlet pipe, a shell, an electrode group, a direct current power supply, a first partition plate, a second partition plate, athird partition plate, a floating oil sludge collecting groove, a liquid outlet collecting pipe, a vortex pump, a gas conveying pipe, an ozone generator, a container water pipe, a first liquid outletpipe, a liquid outlet collecting box, a second liquid outlet pipe, an alkali liquor conveying pipe, an alkali liquor metering pump, an alkali liquor box, an emulsion conveying pipe, an emulsion metering pump, an emulsion box, an antirust conveying pipe, an antirust metering pump, an antirust box, a mixer, a third liquid outlet pipe, a mixing reaction box, a blender, a floating oil collecting weirand a fourth liquid outlet pipe. By the adoption of the waste cutting fluid purification treatment system, the principle of electrolysis and coagulation can be utilized to carry out various physicaland chemical actions such as redox, neutralization, coagulation, air flotation separation and the like on pollutants in the wastewater, so that sewage treatment is completed rapidly and effectively.
Owner:DALIAN JIAOTONG UNIVERSITY
A multifunctional tooling fixture
InactiveCN107962407BOvercome the shortcomings of difficult quality assuranceStable processing efficiencyLarge fixed membersPositioning apparatusEngineeringCam
The invention provides a multifunctional tool fixture. The multifunctional tool fixture comprises a supporting base, a rotating table, a turntable, a rotating wheel and a third driving device, whereinthe supporting base is composed of two supports; rotary shafts at the two ends of the rotating table are fixed to the supports correspondingly; the turntable is mounted on the rotating table, a firstdriving device mounted at the bottom of the rotating table drives the turntable to rotate, and a plurality of sliding blocks capable of moving in the radial direction and a plurality of clamping blocks corresponding to the multiple sliding blocks in position and arranged on the inner side of the edge of the turntable are arranged on the turntable around the axis of the turntable; the rotating wheel is mounted on the turntable and is coaxial with the turntable, a circle of inward concave grooves is formed in the outer edge face of the rotating wheel, cams are arranged between every two adjacent grooves, the rotating wheel is driven to rotate by a second driving device mounted at the bottom of the rotating table, and the outmost edge of the rotating wheel pushes the sliding blocks to slideoutwards and abut against the clamping blocks; and the third driving device drives the rotating table to swing or rotate along the rotary shafts of the rotating table. The multifunctional tool fixturecan improve the machining efficiency of parts and increase the product yield, the machining quality is ensured, and the labor intensity of manual operation is relieved.
Owner:SHANGHAI DIANJI UNIV
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