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34results about How to "Guaranteed Screening" patented technology
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Storage capacitor with high memory capacity and low surface area
InactiveUS7027287B2Maximize capacityGuaranteed ScreeningTransistorMultiple fixed capacitorsCapacitanceEngineering
A storage capacitor includes at least one first electrode adjacent to at least one second electrode, whereby a lateral capacity is formed between these electrodes. The electrodes include stacks of metal parts and connecting contact elements. The second electrodes can be arranged around the first electrodes, and at least some of the second electrodes can be used jointly with adjacent ones of the first electrodes to form adjacent storage capacitors.
Owner:INFINEON TECH AG
Saccharomyces cerevisiae module co-transformation combined screening method
ActiveCN104419718AQuick filterGuaranteed ScreeningFungiVector-based foreign material introductionScreening methodGenetic element
The invention discloses a saccharomyces cerevisiae module co-transformation combined screening method which comprises the following steps: (1) respectively selecting an element from a to-be-screened promoter element library, a to-be-screened genetic element library and a to-be-screened terminator element library each time to be assembled in plasmids with different selection markers so as to obtain modules, wherein the selection markers selected from the same genetic elements are the same, and a module library is composed of the modules; (2) forming a permutation and combination design on the modules in the module library; (3) transferring the modules which correspond to the design into saccharomyces cerevisiae base tray bacteria by utilizing a saccharomyces cerevisiae plasmid co-transformation technology; (4) culturing the transformed bacteria on a selection defect type culture medium, thereby obtaining saccharomyces cerevisiae transformants in an accurate permutation and combination mode; and (5) screening saccharomyces cerevisiae transformants in a high-efficiency module combination according to specific characteristics of target traits. According to the method disclosed by the invention, the workload is greatly reduced, and the flexibility of the constructed system is improved. The obtained combination does not need to be sequenced and therefore the cost is reduced.
Owner:TIANJIN UNIV
Shakeout machine facilitating recycling treatment of old sand and scrap iron and shakeout
PendingCN108015263AConvenience for centralized recyclingFully screenedMould handling/dressing devicesEngineeringMaterial resources
The invention discloses a shakeout machine facilitating recycling treatment of old sand and scrap iron and shakeout. The shakeout machine comprises crushing devices and a screening device, wherein thecrushing devices comprise first rotary motors and crushing rollers arranged at one output ends of the rotary motors. The screening device comprises a screening plate which is formed by two electromagnetic suction plates, baffles are arranged on the two sides of the screening plate, second rotating motors are arranged on the baffles, sand guide rollers are arranged at the output ends of the secondrotary motors, and sand collecting boxes are arranged at the bottom ends of the two electromagnetic suction plates of the screening plate. The device can be used for carrying out crushing treatment on the old sand generated in the shakeout process of casting, so that the falling of the old sand is facilitated, and the old sand is prevented from being pasted on the inner wall of a sand collectinghopper or blocking a sand outlet, and meanwhile, the scrap iron in the old sand can be screened and separated, so that the old sand and the scrap iron can be conveniently recycled and used, and the utilization of casting material resources is optimized.
Owner:绵阳易简环保科技有限公司
Impurity removing vibrating screen for peony seeds
The invention provides an impurity removing vibrating screen for peony seeds, which comprises a rack, a driving motor, a screen body, a screen net and a vibrator. The screen net comprises an upper screen net body and a lower screen net body. The upper screen net body is composed of a left half net body and a right half net body which form an included angle of 176 degrees, and is provided with a plurality of first through holes and a plurality of transverse corrugated protrusions. The diameter of the first through holes is 3 mm larger than the diameter of the mature peony seeds. The height and the thickness of all the transverse corrugated protrusions are 3 mm. The lower screen net body is provided with second through holes of which the diameter is 2 mm. The screen body is provided with a front rotating shaft and a back rotating shaft. A transmission mechanism is arranged between the front rotating shaft and the back rotating shaft. Two sets of material spreading and flow guiding devices are arranged on the transmission mechanism with each comprising a material spreading plate composed of a left push plate and a right push plate which form an included angle of 150 degrees and a flow guiding plate composed of a left guide plate and a right guide plate which form an included angle of 150 degrees. The bottoms of the material spreading plates and the bottoms of the flow guiding plates are matched with the top surface of the upper screen net body in shape. The distance between the bottoms of the material spreading plates and the top surface of the upper screen net body as well as the distance between the bottoms of the flow guiding plates and the top surface of the upper screen net body are 12 mm. The impurity removing rate can be reached only by screening the peony seeds for one time, and thus the production efficiency is greatly improved.
Owner:铜陵亚通牡丹产业发展有限公司
Automatic screening device for neodymium iron boron magnetic powder and automatic screening method thereof
ActiveCN110639698AReal-time speed controlFully screenedMagnetic separationGrain treatmentsScreening effectMetallurgy
The invention discloses an automatic screening device for neodymium iron boron magnetic powder and an automatic screening method thereof. The automatic screening device comprises a screening barrel, adispersing mechanism, a deviating mechanism, a collecting mechanism, a detecting mechanism and a controller. The dispersing mechanism comprises a feeding pipe, a rotating cylinder, a cutting assemblyand a driving assembly. The deviating mechanism comprises a protection plate and a plurality of magnets. The collecting mechanism comprises a first collecting barrel, a first telescopic assembly, a plurality of second collecting barrels and a plurality of second telescopic assemblies. The detecting mechanism is used for detecting the collecting amount of the neodymium iron boron magnetic powder in the first collecting barrel and the second collecting barrels. The controller is used for adjusting the rotating speed of the rotating cylinder through the driving assembly according to the specificgravity of blocky powder balls in the neodymium iron boron magnetic powder per unit volume and a data corresponding relation in a preset specific gravity-rotating speed comparison table. The screening efficiency of the neodymium iron boron magnetic powder is improved. The caked neodymium iron boron magnetic powder can be cut up, so that the screening effect is improved, and the screening qualityand purity of the neodymium iron boron magnetic powder are guaranteed.
Owner:安徽万磁电子股份有限公司
Preparation process and preparation device for recycled concrete aggregate
PendingCN111515119AAvoid cloggingGuaranteed ScreeningSievingScreeningConstruction engineeringRaw material
The invention relates to the technical field of aggregate preparation, in particular to a preparation device for the recycled concrete aggregate. A conveying plate is fixedly connected to the upper end of a conveying support frame; a feeding plate is fixedly connected to the right side of the conveying plate; a preparation box is fixedly connected to the upper surface of a support frame; a feedinghole is formed in the upper surface of the preparation box; a discharging hole is formed in the side surface of the preparation box; a fixed shaft is fixedly connected to the inner wall of the preparation box; a first sliding seat is connected to the interior of the fixed shaft in a sliding manner and comprises a rotating shaft, a rotating seat and a pushing seat; the rotating shaft is rotatablyconnected to the outer surface of the first sliding seat; the rotating seat is rotatably connected to the outer surface of the rotating shaft; and the pushing seat is fixedly arranged on the upper surface of the first sliding seat. When the preparation device for the recycled concrete aggregate is used, too many raw materials are prevented from being adhered to the preparation box, and the preparation box is cleaned by itself without the staff, is convenient to clean, avoids the wasting of the raw materials, and enables the raw materials to be fully used.
Owner:文贤龙
Movable tobacco seed threshing apparatus
InactiveCN105393714AAchieve sievingGuaranteed ScreeningSaving energy measuresThreshersDrive wheelGear wheel
The invention provides a movable tobacco seed threshing apparatus comprising arc-shaped blades. The arc-shaped blades are rotationally connected with a driven wheel via a rotating roller; the driven wheel is in a transmission connection with a driving wheel via a belt; a screen mesh is arranged between the arc-shaped blades and an air chamber; the left end of the air chamber is provided with a blower; a roving plate is placed between the air chamber and a seed receiving plate; the bottom of the seed receiving plate is connected with a cam via a rocking rod; a linking rod is engaged with a rotating shaft via a gear; the movable tobacco seed threshing apparatus further comprises a movable device arranged on the ground; a machine body is placed on the movable device; the movable tobacco seed threshing apparatus also comprises a control system; the control system is formed by a power supply, a control unit and a driving circuit; the control unit is formed by a control circuit, a controller and a control switch; the control unit is electrically connected with the power supply and the driving circuit; and a motor is connected with the movable device via the driving circuit. With the movable device, the movable tobacco seed threshing apparatus can conveniently move and meet demands of various positions in time, so work efficiency can be improved, system operation cost can be lowered and energy use can be reduced.
Owner:CHONGQING YIHU ENGINE MACHINERY
System and method for correcting external temperature reference source of infrared thermometer
InactiveCN111337146AGuaranteed accuracyGuaranteed ScreeningSensing radiation from moving bodiesEngineeringInfrared temperature measurement
The invention relates to a system and a method for correcting an external temperature reference source of an infrared thermometer. The system comprises a displacement device and a metal separation blade, wherein a temperature sensor is arranged in the metal separation blade; the displacement device is used for driving the metal separation blade to move to the front of a lens of the infrared thermometer to shield the lens, and driving the metal separation blade to move forwards from the lens after staying in front of the lens for a preset time; the metal separation blade is used as an externaltemperature measurement reference source, and the internal temperature of the metal separation blade is measured through the built-in temperature sensor; the infrared thermometer is used for obtainingthe internal temperature output by the temperature sensor and calibrating the reference temperature again according to the internal temperature. According to the invention, temperature correction canbe carried out on the infrared thermometer periodically; meanwhile, the infrared thermometer can still correct the temperature of a temperature drift phenomenon while external blackbody equipment isnot used, the large cost of purchasing a blackbody and the high requirement of arranging the blackbody for the use space are avoided, and the work energy consumption of the whole temperature measurement system can be saved.
Owner:北京波谱华光科技有限公司
Waste rubber powder modified asphalt for roads as well as preparation method and equipment thereof
The invention provides waste rubber powder modified asphalt for roads as well as a preparation method and equipment thereof. The modified asphalt comprises a coupling agent, a color former and a reinforcing agent, wherein the coupling agent is configured to improve the wear resistance of tires; the color former is configured to be rigidity to the tire; the reinforcing agent is configured to enhance interaction with the rubber and carbon black of the tire. The coupling agent comprises a cis-1,4-polybutadiene product in the polymerization reaction of an organic solvent solution of a 1,3-butadiene monomer, and a catalyst is added into the coupling agent, wherein the catalyst comprises neodecanoic acid neodymium, octanoic acid neodymium and vaseline acid neodymium. The coupling agent, the color former and the reinforcing agent can obviously improve the high-temperature stability and the elastic recovery capability of asphalt, reduce the melt viscosity of the styrene-butadiene-styrene block copolymer and improve the fluidity of the polymer; and saturated components in the asphalt are mutually soluble with asphaltene, the dispersion degree of the asphaltene is improved, and the low-temperature performance of the asphalt is improved, so that the low-temperature crack resistance of the asphalt mixture is improved.
Owner:SHANDONG INNOWIT CHEM
Grain diameter screening type grinding device
InactiveCN104138775AGrinding fully and effectivelyAssurance controlGrain treatmentsElectric machineryAgricultural engineering
The invention discloses a grain diameter screening type grinding device. The grain diameter screening type grinding device comprises a rack, a grinding unit, a chain wheel and a motor, wherein the grinding unit comprises a first roller, a second roller and a third roller which are horizontally mounted on the rack; the rack is further provided with adjusting hand wheels; the adjusting hand wheels are in compression joint to one ends of the rollers and the other ends of the rollers are connected with the chain wheel; the motor is connected to the chain wheel. With the adoption of the manner, the grain diameter screening type grinding device can be used for adjusting and grinding grain diameters of materials, and the control and screening of the grain diameters of the materials are guaranteed, so that the grain diameters of the materials can reach screening grades and the materials can be sufficiently and effectively grinded.
Owner:无锡乾通电器有限公司
Reagent and method for detecting monkeypox virus through isothermal amplification
InactiveCN102839224BQuick screeningStrong specificityMicrobiological testing/measurementFluorescence/phosphorescencePlasmid VectorVirology
The invention provides a reagent for detecting a monkeypox virus through isothermal amplification, which comprises a standard substance for detecting the monkeypox virus and primers, wherein the standard substance is a recombinant plasmid vector obtained by cloning an artificially synthesized gene segment into a pGSI plasmid; the base sequence of the gene segment is shown as SEQ ID NO:1; and the primers include an outer primer F3, an outer primer B3, an inner primer FIP and an inner primer BIP. The invention also provides a method for detecting a monkeypox virus through isothermal amplification, which can quickly and accurately detect the monkeypox virus by using the reagent.
Owner:浙江国际旅行卫生保健中心
Energy-saving and environment-friendly aggregate centralized feeding system
The invention discloses an energy-saving and environment-friendly aggregate centralized feeding system, and belongs to the technical field of concrete production equipment. The energy-saving and environment-friendly aggregate centralized feeding system comprises a rack and a motor. The rack is rotationally connected with an obliquely-arranged screening cylinder. The screening cylinder comprises a driving shaft and a plurality of screening rings. A screening gap is formed between every two adjacent screening rings. The driving shaft is provided with connecting rings along the axis of the driving shaft, wherein the number of the connecting rings is matched with that of the screening rings. A plurality of screening rods are fixedly connected between each connecting ring and the corresponding screening ring. The motor is rotationally connected with the driving shaft. The rack is further fixedly provided with an air cylinder. The movable end of the air cylinder is fixedly connected with an arc-shaped connecting plate. The connecting plate is fixedly connected with a plurality of extrusion blocks stretching into the corresponding screening gaps. Each extrusion block comprises a thin end and a thick end, wherein the thin end is close to the outer wall of the corresponding screening ring, and the thick end is close to the corresponding screening rod after passing through the corresponding screening gap. According to the scheme, blocked aggregate is dredged through the extrusion blocks, and the dredging effect is better.
Owner:贵州磐石高科新材有限公司
A kind of recycled concrete preparation method
ActiveCN112028520BSpeed up sievingGuaranteed ScreeningSolid waste managementArchitectural engineeringDust control
The invention provides a method for preparing recycled concrete. The preparation and regeneration of concrete is completed by the cooperation of the installation frame group, the dust removal device, the spreading device, the sieving device and the material guide cover; The dust mixed in the concrete blocks is difficult to clean, which seriously affects the cohesiveness of the concrete blocks; and the size of the concrete blocks is different, and the current screening method is difficult to process the concrete blocks of different sizes, which makes it difficult to screen a large number of concrete blocks at the same time. Guarantee its screening effect and other problems.
Owner:金华浙通混凝土有限公司
A multifunctional potato woven bag
Owner:JIANGXI HUASHUO PACKING
Peony seed impurity removal vibrating screen
Owner:铜陵亚通牡丹产业发展有限公司
Tumbler periodic self-driven petroleum coke screening device
PendingCN114558648AImprove screening efficiencyReduce cokingSievingGas current separationPotential energyPetroleum
The invention discloses a tumbler periodic self-driven petroleum coke screening device which comprises a screening bin, supporting legs, a feeding opening and a bin cover. The screening bin comprises a material preparation layer, a crushing layer, a screening layer, a ventilation layer, a quantitative feeding device, a self-service type gravitational potential energy crushing mechanism, a self-service type equipotential dust removal swing screening mechanism and an intermediate belt type driving secondary screening preheating device. The invention belongs to the technical field of petroleum coke calcination screening devices, and particularly relates to a tumbler periodical self-driven petroleum coke screening device. The self-service principle, the equipotential principle, the tumbler principle and the Venturi principle are combined and applied to the technical field of petroleum coke calcination screening devices, and the problems that in the petroleum coke screening process, petroleum coke needs to fall through a screen to be screened, and the screening efficiency is low are thoroughly solved. And meanwhile, the contradictory technical problem that the residence time of the petroleum coke on the screen needs to be prolonged in order to improve the screening effect is solved, and the problem that the screening effect of the petroleum coke is not ideal in the screening process is solved.
Owner:内蒙古卓越高新材料有限公司
An electronic fruit sorting machine
ActiveCN103721952BCompact structureReduce manufacturing costSortingControl systemProcess engineering
An electronic fruit sorter comprises a transmission mechanism, a hooper lifting device, a fruit arranging device and a control system, wherein the hopper lifting device is connected with the fruit arranging device, a primary sorting device and a fine sorting device in sequence, a sensing electronic scale is arranged on the primary sorting device, a fruit beating device and a fruit recycling device are oppositely arranged on two sides of the fine sorting device,a fruit plate correction device is arranged at the tail part of the fine sorting device, a cycling chain is arranged on the primary sorting device and the fine sorting device, the cycling chain is in transmission connection with a transmission mechanism with a variable-frequency governor, a fruit plate is arranged on the cycling chain, and the sensing electronic scale, the fruit beating device and the variable-frequency governor are all electrically connected with a control system. The electronic fruit sorter provided by the invention has the advantages that the structure is compact, the manufacturing cost is low, weighting and sorting accuracies are high, and the degree of automation is high; accurate screening can be performed; errors are fewer.
Owner:YUANJIANG XINGNONG MACHINERY MFG
Preparation method of recycled concrete
ActiveCN112028520AKeep cleanGuaranteed screeningSolid waste managementStructural engineeringDust control
The invention provides a preparation method of recycled concrete. Concrete preparation and regeneration are completed through cooperation of a mounting frame set, a dust removal device, a uniform spreading device, a screening device and a material guide cover. According to the method, the problems that dust mixed in concrete blocks is difficult to clean in the existing concrete block recycling process, and then the cohesiveness of the concrete blocks is seriously influenced can be solved; and the problems that the sizes of the concrete blocks are different, and an existing screening method difficultly treats the concrete blocks with different sizes, so that the screening effect is difficult to guarantee when a large number of concrete blocks are screened at the same time can be solved.
Owner:金华浙通混凝土有限公司
Cell separation microchip based on silicon structure on insulators
InactiveCN101343656BSimple structureMature processing technologyMicrobiological testing/measurementBiomass after-treatmentFiberMicro structure
Owner:CHONGQING UNIV
Vibration sorting device
InactiveCN108435579AOvercome the defect of screen cloggingGuaranteed ScreeningSolid separationEngineeringAutomation
The invention discloses a vibration sorting device. The device comprises a shell, a movable motor is arranged at the top of the shell, a rail is arranged below the movable motor, a plurality of clamping devices are arranged on the rail, a feeding port is formed in one side of the shell, a plurality of hoppers are arranged below the clamping devices, two of the hoppers are connected to a vibratingrail, the vibrating rail is connected with a vibrating motor, one hopper is arranged on a conveying crawler belt, the conveying crawler belt is driven by conveying wheels, one side of the conveying crawler belt communicates with a collecting bin, a reaction bin is arranged on the lower portion of the collecting bin, a filtering bin is arranged at the lower portion of the conveying crawler belt, afiltering layer is arranged in the filtering bin, and a discharging port is formed in the lower side of a filtering layer. The device has the advantages that the sorting efficiency is high, the cost is low, the automation degree is high, the later maintenance is convenient, and the structure is novel.
Owner:MAANSHAN RUNQI NEW MATERIAL SCI & TECH
A kind of NdFeB magnetic powder automatic screening device and automatic screening method
ActiveCN110639698BImprove screening efficiencyGuaranteed screening qualityMagnetic separationGrain treatmentsEngineeringMechanical engineering
The invention discloses an automatic sieving device for NdFeB magnetic powder and an automatic sieving method thereof. The automatic sieving device includes a sieving bucket, a dispersing mechanism, a shifting mechanism, a collecting mechanism, a detecting mechanism and a controller. The dispersing mechanism includes a feeding pipe, a rotating cylinder, a cutting assembly, and a driving assembly. The offset mechanism includes a protective plate and a plurality of magnets. . The detection mechanism is used to detect the collection amount of NdFeB magnetic powder located in the collection barrel 1 and the collection barrel 2. The controller is used to adjust the rotational speed of the rotating drum through the driving assembly according to the specific gravity of the block powder group in the unit volume of NdFeB magnetic powder, referring to the data correspondence in the preset specific gravity-rotational speed comparison table. The invention improves the screening efficiency of the NdFeB magnetic powder, and chops the agglomerated NdFeB magnetic powder, thereby improving the screening effect and ensuring the screening quality and purity of the NdFeB magnetic powder.
Owner:安徽万磁电子股份有限公司
Raw material quantitative blanking device for building decoration material processing
PendingCN113460722APrecise input controlRealize secondary meteringConveyorsLoading/unloadingBrakeEngineering
The invention discloses a raw material quantitative blanking device for building decoration material processing. The raw material quantitative blanking device comprises a base and a machine box fixed on the base, wherein universal wheels with brakes are fixedly connected to four corners of the bottom end of the base, a material uniformizing disc is fixedly connected to the outer wall of the top of the machine box, an electromagnetic valve and a feeding hopper are arranged in the middle of the material uniformizing disc, the bottom end of the feeding hopper is connected to the inner wall of the end of the electromagnetic valve, and a discharging opening is formed in the bottom side of one end of the machine box. According to the raw material quantitative blanking device, quantitative blanking is achieved through an internal lever structure, the lever structure can achieve rapid quantitative pushing, quantitative feeding can be achieved in the proportioning process, manual weighing is not needed, quantification and blanking can be automatically completed only through feeding, the output end is further provided with a re-checking weighing disc, secondary metering can be achieved on the total blanking amount, and the overall raw material input amount control is more accurate.
Owner:安徽森通建设工程有限公司
Half-feeding combine harvester threshing device and threshing method
PendingCN113455178ASave spaceIncrease threshing timeMowersThreshersAgricultural engineeringStructural engineering
The invention discloses a half-feeding combine harvester threshing device and a threshing method, and belongs to the field of grain threshing. The device comprises a rack, a threshing cylinder part, a first sieve plate part, a cleaning chamber, an impurity conveying auger and further comprises a re-threshing cylinder part, a second sieve plate part and an impurity lifting auger, wherein the threshing cylinder part is horizontally arranged in the rack; the first sieve plate part is horizontally arranged below the threshing cylinder part; the cleaning chamber is arranged below the first sieve plate part; the impurity conveying auger is horizontally arranged below the cleaning chamber; the re-threshing cylinder part is horizontally arranged between the threshing cylinder part and one side surface of the rack; the second sieve plate part is horizontally arranged below the re-threshing cylinder part, and the second sieve plate part is matched with the re-threshing cylinder part to sieve grains in the impurity materials; and the impurity lifting auger is obliquely fixed to one side face of the rack, a feeding port of the impurity lifting auger communicates with a discharging port of the impurity conveying auger, and a discharging port of the impurity lifting auger conveys the impurity materials to the re-threshing cylinder part. According to the half-feeding combine harvester threshing device and the threshing method, on the premise that the length of the threshing cylinder part is not increased and the occupied space of equipment is not increased, the total threshing time of the device is prolonged, and the threshing rate is improved.
Owner:JIANGSU WORLD AGRI MACHINERY
Transport manipulator and oilseed rape sower adopting same
The invention provides a transport manipulator and an oilseed rape sower adopting the same. The transport manipulator comprises a material storage box, a material suction pipe and a discharge pipe, wherein the material storage box comprises a material pump which is fixed to one side of the material storage box; the material suction pipe is communicated to the top of the material pump, and the end,far away from the material pump, of the material suction pipe penetrates the material storage box and extends into the material storage box; the discharge pipe is communicated to the bottom of the material pump. According to the transport manipulator and an oilseed rape sower adopting the same, oilseed rape seeds can be screened quickly and fully without being screen manually, so that the burdenof sowing staff is alleviated, time is saved and the sowing efficiency is improved, and the phenomenon that the sowing quality is affected as a result of halfway manual screening of the seeds can be avoided, and the oilseed rape sowing quality is guaranteed.
Owner:NAN COUNTY WEIYE MACHINERY MFG
Frequency-adjustable anti-blocking vibrating screen
InactiveCN112893113AQuality assuranceImprove practicalitySievingScreeningElectric machineryControl theory
The invention discloses a frequency-adjustable anti-blocking vibrating screen. The frequency-adjustable anti-blocking vibrating screen comprises a supporting base, a trapezoidal base is arranged at the upper end of the supporting base, a U-shaped supporting frame is arranged at the upper end of the trapezoidal base, a frequency adjusting mechanism is arranged in the U-shaped supporting frame, and a motor base is arranged at the upper end of the supporting base on the left side of the trapezoidal base. T-shaped sliding grooves are formed in the two top ends of the U-shaped supporting frame, and U-shaped sliding rods are arranged in the T-shaped sliding grooves. A rotating mechanism is converted into a swinging mechanism through the frequency adjusting mechanism, the swinging frequency is changed by adjusting the angle of a rotating disc, and therefore the screening frequency of the whole screening device can be adjusted according to different screened materials during screening; and the practicability of the frequency-adjustable anti-blocking vibrating screen is greatly improved through multiple purposes of one machine, a material groove is vibrated through a vibration mechanism, when a screen in the material groove is blocked due to material accumulation, dredging is conducted through vibration, normal screening of the screen is guaranteed, the screening efficiency is improved, and the screening quality is guaranteed.
Owner:马慧慧
Detection method of trace hemp in saliva sample and used SPR (surface plasmon resonance)chip
InactiveCN107238713AReduce incompatibilityEasy to sampleMaterial analysis by optical meansImmunoglobulinsSaliva sampleSurface plasmon
The invention relates to a detection method of trace hemp in a saliva sample and an SPR (surface plasmon resonance) chip used in the method. According to the detection method, the THC (tetrahydrocannabinol) content of the to-be-detected sample is detected on an SPR instrument by use of the SPR chip, the SPR chip is an anti-THC antibody SPR chip, and the anti-THC antibody SPR chip is prepared by coating a 3D epoxy SPR chip with an anti-THC Fab segment. The prepared SPR chip is a specific antibody coupled with anti-THC on the surface, can specifically combine THC molecules in complex samples and thus can be applied to detection of trace hemp in the saliva sample. Meanwhile, when the prepared anti-THC antibody SPR chip is used for detecting THC in the saliva sample of a hemp taking person on the SPR instrument, the quick, accurate and sensitive effect can be realized, the detection sensitivity can at least reach 0.3-3 ng / mL, and the requirement of quick detection of crime scenes can be met.
Owner:浙江诺迦生物科技有限公司
Multi-stage internal circulation system for realizing grinding of semi-finished powder
InactiveCN113976288ASmash thoroughlyGuaranteed ScreeningSievingScreeningEngineeringProcess engineering
The invention provides a multi-stage internal circulation system for realizing grinding of semi-finished powder, which comprises a first screening module and a second screening module, wherein three discharging ends of the first screening module are respectively communicated with a finished product warehousing module, a roller press module and a cement grinding mill module, and the discharging end of the roller press module is communicated with the feeding end of the first screening module; and the discharging end of the cement grinding module is communicated with the feeding end of the second screening module, and the two discharging ends of the second screening module are communicated with the feeding end of the cement grinding module and the feeding end of the finished product warehousing module. According to the invention, through combination of various modules, the technical problems that an existing powder grinding system does not have the multi-stage separation powder separation function, and finished products (powder with qualified particle sizes) and non-finished products (powder with qualified particle sizes) are simply separated at a time are effectively solved.
Owner:JIANGSU JIDA POWDER ENG DESIGN & RES INST CO LTD
A simple shavings sorting device
ActiveCN106238328BGuaranteed ScreeningQuality assuranceGas current separationWood shavingsElectric machinery
The invention discloses a simple wood shaving separating device comprising a machine cabinet, a first screening chamber, a second screening chamber, a first material storage box, a first dispersing device, a second dispersing device and a motor. The first material storage box is arranged above the machine cabinet. A feed hopper is arranged on the first material storage box. A first discharge plate is arranged below the first material storage box and is matched with the first dispersing device. A rotating plate is arranged on the first dispersing device and provided with multiple fan-shaped discharge grooves. The first dispersing device communicates with the first screening chamber. The side wall of the first screening chamber is provided with a first air blower and a first air outlet. The second screening chamber is arranged below the second material storage box. The structural arrangement of the second screening chamber is the same as that of the first screening chamber. Good-quality wood shavings can be separated out from burrs, burls and impurities, pure wood shavings are obtained, and quality of trays is ensured.
Owner:XINCHANG KEYU CUTTER MACHINERY
Metal Particle Screening Machine for Additive Manufacturing
ActiveCN112547498BImprove screening efficiencyScreening Efficiency ImpactSievingScreeningElectric machineryStructural engineering
The invention discloses a metal powder screening machine for additive manufacturing, which includes a bottom plate, a support rod and a movable plate; the bottom plate: supporting legs are arranged at four corners of the lower surface, and two fixed plates are respectively installed at the left and right ends of the upper surface of the bottom plate, And the front and rear ends of the upper surface of the fixed plate are respectively provided with vibrating motors, a fixed frame is arranged between the opposite surfaces of the vibrating motors on both sides, and the upper end of the fixed frame is provided with a sieve plate, and the upper surface of the fixed frame is provided with a sieve plate. The sieve hole corresponds to the diversion hole, and the front end of the sieve plate is handed over with a side baffle and a vibrating sieve plate, which can automatically sieve the material and reduce the manual operation steps, so that the screening efficiency is higher, and it can Clean the screen to avoid screen clogging and affect the screening efficiency of the material. At the same time, the equipment can stir the material when screening the material to ensure that the material can fall evenly during screening and avoid material accumulation that affects the screening efficiency.
Owner:株洲精特硬质合金有限公司
Efficient solid waste sorting treatment device
PendingCN113231305AAvoid accumulationGuaranteed ScreeningSievingScreeningStructural engineeringReclaimer
The invention discloses an efficient solid waste sorting treatment device which comprises a treatment box, a treatment barrel and a driving barrel which communicate with each other are arranged in the treatment box, a screening mechanism is arranged in the treatment box, the screening mechanism comprises a vibrating part arranged in the driving barrel and screening assemblies arranged in the treatment barrel and connected with an output end of the vibrating part, a material taking mechanism is further arranged on one side of the treatment box, and an output end of the material taking mechanism extends into the treatment barrel. Through the arrangement of the screening mechanism, a user introduces solid waste through the top end of the treatment barrel, the waste is screened through the three screening assemblies, three screening plates are provided with filtering holes with the hole diameters gradually reduced, the solid waste is sequentially screened according to the size from large to small, and is vibrated through the cooperation of the vibrating part, so that the solid waste accumulation is avoided, normal screening of the device is guaranteed, meanwhile, the screening speed is increased, and the practicability of the device is effectively enhanced.
Owner:清远市宏保环保科技有限公司
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