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Stiffened flexible mould
InactiveUS20050000960A1StabilityImprove effectArc welding apparatusMachines/enginesEngineeringElastomer
A mould for culinary preparation comprises a hollow tray made from a flexible elastomer material and comprising a side wall, the top end of which forms an opening, and a rigid stiffener. Another stiffener, for example an annular or discoid stiffener is connected to the bottom, close to the junction with the side wall.
Owner:SEB SA
Method for extracting high purity anthocyanin
ActiveCN105482493ARich in plant sourcesAvoid toxic effectsOrganic chemistryNatural dyesChemistryAcid water
The invention relates to a method for extracting high purity anthocyanin. According to the method, purple tomatoes and nightshade are utilized as raw materials respectively. The purple tomatoes and the nightshade are smashed and homogenated first and then are mixed with acid water with the pH of 1 and undergo supersonic extraction and filtration, filter liquor is adsorbed by macroporous resin, impurities are removed, the acid with the pH of 1 and 95% ethyl alcohol are utilized to perform elution, and obtained elution liquid undergoes mist spray and drying by a spray dryer to obtain high purity anthocyanin powder. According to the method, the problems that the loss is large, the yield is low, and the purity is low in the extracting process of plant anthocyanin are solved, the purity of the obtained purple potato anthocyanin reaches up to 54%, the yield accounts for 0.48% of fresh weight, the purity of nightshade anthocyanin reaches up to 56%, and the yield reaches up to 1.3% of the fresh weight. The problem that the purity of the plant anthocyanin sold in the domestic market is generally lower than 24% is solved, the device is simple to operate, the production process is clean and harmless, the product quality is stable, and the method is suitable for industrial production.
Owner:丁新华
Testing reagent for activated partial thromboplastin time and preparation method of testing reagent
ActiveCN105203777AImprove production safetyImprove stabilityBiological testingPhospholipidBuffer solution
The invention relates to a testing reagent for activated partial thromboplastin time. The testing reagent is prepared from phospholipids, activator and stabilizer. The stabilizer is prepared from, by mass, 1%-4% of alanine and 0.5-5 mM of catechin. A preparation method of the testing reagent includes the steps that an HEPES buffer solution is prepared, the pH value of the buffer solution is adjusted to be neutral, and sodium chloride is added; the activator is added to the buffer solution, phospholipids and other components are added after stirring and even mixing are conducted, and then the testing reagent for APTT is obtained after even mixing, stirring and filtering are conducted. According to the testing reagent for activated partial thromboplastin time, stabilizer components with high toxicity are removed, so that production and use processes are safer; meanwhile, the stability and detection accuracy of the testing reagent for APTT are greatly improved.
Owner:QINGDAO GUGAO BIOTECH CO LTD
Intelligent inspection robot
PendingCN111633660AAvoid or reduce errorsStable supportProgramme-controlled manipulatorPattern recognitionEngineering
The invention discloses an intelligent inspection robot. The intelligent inspection robot is characterized by comprising a vehicle body, a walking mechanism, an AGV navigation unit, a pose adjusting mechanism, a pose detecting unit, an image acquiring unit, an inspection data acquiring unit and a controller, wherein the AGV navigation unit is used for guiding the robot to walk along an inspectionroute; the image acquiring unit is used for acquiring image information; the pose detecting unit is used for acquiring shooting pose information in sequence and sending the shooting pose information to the controller; the pose adjusting mechanism is used for adjusting the shooting pose information of the image acquiring unit; and the inspection data acquiring unit is used for acquiring inspectiondata information of multiple inspection points on the inspection route in sequence. The intelligent inspection robot can automatically adjust the pose of a camera during shooting according to specialroad conditions during inspection to reduce large image acquiring angle and direction errors so as to satisfy the precise requirements of panoramic splicing construction.
Owner:吴洪婷
Light solidified rare earth red flruorescence anti-forge printing ink and preparation process thereof
InactiveCN1560148AResolve features that do not disperse evenlyDistributed protectionInksFluorescenceComplex materials
The invention is a photocurable rare-earth red fluorescent anti-falsification printing ink and its preparing method, using 'in situ process' wet-chemical technique, adopting 'in situ process' to synthesize rare-earth complex material in photocurable resin substrate, according to the components in the photocurable resin, synthesizing Eu-TTA-AA-Phen rare-earth complex in diphenol A epoxy acrylic ester substrate, where the new generated complex uniformly disperses in the resin substrate so as to make the rare-earth complex obtain high uniform dispersivity in the photocurable substrate, and the complex is fixed in the substrate network, under the protection of the substrate material, not only preventing the formation of congeries particles but also the automatic congregation of the complex, preventing the formation of congeries, thus obtaining the optical-transparency and high-lighting efficiency high-molecular material of photocurable fluorescent anti-falsification printing ink.
Owner:SECTION OF SCI & TECH DEV
Method for extracting black chokeberry anthocyanin
The invention relates to a method for extracting black chokeberry anthocyanin. By using black chokeberries as raw materials, the method comprises the following steps: firstly, pulping and homogenating the black chokeberries and then carrying out ultrasonic-assisted extraction on anthocyanin by using an ethanol-acetic acid-aqueous solvent; after extraction, carrying out suction filtration in vacuum to remove filter residues; performing rotary evaporation on a crude extract for removing ethanol to obtain an anthocyanin concentrated liquid; removing impurities by using distilled water; then, eluting anthocyanin by using an ethanol solution; after ultrahigh pressure treatment on the eluant, extracting the impurities by using ethyl acetate; after performing standing and layering, collecting an aqueous phase; freezing and drying a black chokeberry anthocyanin water phase solution in vacuum to obtain anthocyanin powder. The method provided by the invention is simple in process operation, pollution-free and high in extraction amount, the purity of anthocyanin obtained is high, and the nutritional value of black chokeberries is given full play to, and moreover, macroporous resin is convenient and quick to activate and can be repeatedly used, so that the cost is lowered.
Owner:SHENYANG AGRI UNIV
Party plate
A party plate composite for use at social gatherings and the like that serves as a plate for food as well as a holder for an eating utensil, a napkin, and a beverage container, to enable the user to hold all with one hand while leaving the other hand free to shake hands with others, or use a cell phone, to use the eating utensil or napkin, or to drink the beverage, the party plate composite comprising (a) a plate component for depositing food upon the upper surface thereof, and having an aperture depending through the upper and lower surfaces of the plate component, (b) a coupler component for disposition into the aperture and for attachment within the aperture, and (c) a beverage container holder component appropriately attached to the lower portion of the coupler component.
Owner:EVANS GREGORY A
Finish rolling stability control method
ActiveCN108580561AImprove the problem of strong vibrationImprove efficiencyRoll force/gap control deviceTension/compression control deviceVibration ProblemEngineering
The invention discloses a finish rolling stability control method, and belongs to the technical field of rolling processes. The finish rolling stability control method comprises the following steps: the load distribution of a finish rolling machine is controlled; the tension distribution of the finish rolling machine is controlled; the plate strip convexity ratio is controlled; the control of theplate strip convexity ratio comprises the following steps: a formula of Ci / Hi=Ci+1 / Hi=1 is adopted according to a frame plate type straightness control theory, wherein Ci is the outlet convexity of anupstream frame, Hi is the outlet thickness of the upstream frame, and i is the ith frame number; the frame convexity distribution adopts the set convexity 1; and when the frame outlet thickness is larger than 7 mm, a formula of Ci / Hi=(Ci+1 / Hi+1)*delta is adopted, wherein delta is the transverse nonuniform extension coefficient. The finish rolling stability control method guarantees the stabilityin the finish rolling process, and solves the vibration problem of the rolling machine, the surface quality problem, the center wire control problem and the plate type problem.
Owner:BEIJING SHOUGANG CO LTD
Coolant with good cold storage effect and long freezing time and preparation method thereof
InactiveCN103725260AStabilityLong-lasting cooling effectHeat-exchange elementsSide effectPolyvinyl alcohol
The invention relates to a coolant with a good cold storage effect and long freezing time and a preparation method thereof. The coolant is prepared through the following steps: (1) weighing and taking the following materials in parts by weight: 5-20 parts of gel, 2-12 parts of polyvinyl alcohol, 0.5-8 parts of borax, 5-10 parts of an anti-cold agent, 5-10 parts of potassium sorbate and 10-30 parts of a solvent; (2) adding the solvent into a reaction kettle, stirring and heating; (3) adding the polyvinyl alcohol into the reaction kettle, continuously stirring and heating, then adding the gel, potassium sorbate and anti-cold agent and obtaining the coolant after evenly stirring and cooling. The coolant provided by the invention has the advantages of good cold storage effect, rapid cold storage speed, extensive sources of raw materials, zero contamination, and no toxic or side effects.
Owner:SUZHOU ANTEK INDAL
Grinding tool and method of fabricating the same
ActiveCN109015339AImprove rigidityStabilityBonded abrasive wheelsGrinding devicesMechanical engineeringEngineering
A grinding tool and a method of fabricating the same are disclosed. A grinding tool includes a substrate and a plurality of abrasive particles. The substrate has a first and a second surface and a plurality of holes, each of the holes extending through the substrate and respectively having a first and a second opening on the first and second surface, the second opening being larger than the firstopening. The abrasive particles are respectively disposed in the holes and attached to the substrate via a plurality of adhesive portions, each of the abrasive particles having a tip protruding outward from the first surface and a remaining part covered with one of the adhesive portions inside the corresponding hole, wherein the first openings of the holes are smaller than the abrasive particles,and the abrasive particles are respectively retained in the holes.
Owner:KINIK
Image qualtiy adjustment method, image forming apparatus and computer readable medium
ActiveUS20100003041A1Simple image quality adjustmentShort timeDigitally marking record carriersDigital computer detailsPaper sheetEngineering
When an image forming job is completed that records onto a recording sheet an image formed on a photoconductor drum and conveys the recording sheet, a simple process control is carried out that forms some filled patch images with using some toners. After the simple process control is carried out, a determination is carried out, in accordance with a charge control value of a charge roller adjusted by the simple process control (a voltage value applied on the charge roller), whether a formal process control should be carried out or not that forms many patch images with using much toners. The formal process control is additionally carried out, when the determination means so.
Owner:SHARP KK
Equipment for gecko simulating robot
The invention discloses equipment for a gecko simulating robot. The equipment for the gecko simulating robot comprises a turbine of a gecko-foot type iron tower climbing robot and an external motor, wherein the turbine is connected with an external motor, the structure that the turbine is connected with the turbine is a structure that the turbine sleeves a rotating shaft in an interference fit mode, and the rotating shaft is connected with the output end of the rotating shaft of an external motor through an enhanced sleeve piece serving as a shaft connecting piece; the enhanced sleeve piece comprises a cylindrical first columnar piece, a first positioning piece, a second positioning piece, a protruding edge, a rod piece, a screw nut, a first connecting plate, a lead screw, a cylindrical second columnar piece, a groove, a second connecting plate, a columnar rotating rod, a loop and a columnar embedding rod, wherein outer screw ports are formed in the outer wall of the two ends of the rod piece, and one end of the first columnar piece is provided with the first positioning piece. According to the equipment for the gecko simulating robot, the defects that in the prior art, a shaft connecting piece often shakes after being used for a period of time, so that a connecting structure is enabled to be not firm, and the adjacent shaft connecting pieces are not firm as well are overcome.
Owner:NANJING INST OF RAILWAY TECH
Catamaran
PendingCN108945278AReduce wave resistanceSimple construction processHydrodynamic/hydrostatic featuresWatercraft hull designWater flowEngineering
The invention discloses a catamaran and relates to the technical field of ships. Each sheet body of the catamaran has the same structure; the catamaran comprises a bow area, a middle area and a sternarea; the bow area, the middle area and the stern area are in smooth transition connection with each other in sequence; the design of a cylinder bulbous bow can change the bow waveform generated by the catamaran during running at a high speed to form favorable interference; as a stem is of a plate type structure, and the horizontal sections of shell platings on the two sides are laminated on the stem in a V shape, it can be guaranteed that each sheet body has a flooding angle which is small as much as possible; a falling stem makes a waterline of a bow of each sheet body be in an unsymmetricalshape; when the catamaran runs at the high speed, more water at the front ends of the sheet bodies is forced to be shunted to the external side so that water flowing to the internal sides of the sheet bodies are reduced; and therefore, wave making interference between the two sheet bodies is also reduced; and the stern area adopts two concave kunckle lines which are gradually retracted in the lifting process to form integrated stern tower.
Owner:GUANGDONG XINCHUAN HEAVY IND
Cross-view action recognition method based on skeleton self-similarity
PendingCN111563409ASolve the problem that appearance changes affect motion recognitionImprove structural stabilityBiometric pattern recognitionNeural architecturesHuman bodyHuman skeleton
The invention provides a cross-view action recognition method based on skeleton self-similarity. The cross-view action recognition method comprises the following steps: S1, obtaining skeleton sequences of three scales in a fine-to-rough mode; S2, expressing the skeleton self-similarity as a self-similarity image SSI; S3, constructing a space-time convolution module SCM; S4, constructing a sequenceencoding module SEM; and S5, based on the backbone network of the SCM and the SEM, constructing a multi-stream neural network MSNN through multi-stream fusion. According to the method, the recognition performance can be effectively improved and the shielding situation can be well processed by considering the use of skeleton information of different scales. Therefore, human skeletons of three scales are obtained in a fine-to-rough mode. In a finer scale, the corresponding human skeleton comprises more joints; the multi-scale SSI scheme is provided so that the method has better robustness, andthe shielding problem caused by a side view angle is effectively prevented.
Owner:ZHEJIANG UNIV OF TECH
Aerostatic calibrating system for wall surface shearing strength micro-sensors
InactiveCN109470406ASpeed up the flowReduce economic costsFluid pressure measurementDifferential pressureSurface shear
The invention relates to an aerostatic calibrating system for a wall surface shearing strength micro-sensor. The aerostatic calibrating system comprises a miniature pressure difference pipeline (8). The miniature pressure difference pipeline (8) is connected with an air source device (1) through an air inlet pipeline (3), connected with a pressure measuring system (4) through a plurality of pressure measuring pipelines (5), and connected with an air outlet pipeline (7). The calibrating system has the advantages of being small in size and convenient to carry and can be suitable for aerostatic calibration of a plurality of flexible hot film shearing strength micro-sensors and floating type shearing strength micro-sensors.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Toothbrush-shaped printing method
InactiveCN106494103AStabilityImprove the three-dimensional effectOther printing apparatusScreen printingEngineering
The invention discloses a toothbrush-shaped printing method. The toothbrush-shaped printing method comprises the following steps that firstly, a manufactured screen printing plate is installed through a flat screen printer or a circular screen printer and put onto a machine to be printed; secondly, hot-set right-angle printing ink is used for carrying out pattern thickness printing, and the screen plate is put into an oven to be dried; and thirdly, hot-set circular bead printing ink is used for carrying out pattern three-dimensional printing, and the screen plate is put into the oven to be dried. The number of printing times of the hot-set right-angle printing ink is controlled within 20-25, and pressure is gradually reduced by 0.2 MPa every 5 times of printing are carried out; the number of printing times of the hot-set circular bead printing ink is controlled within 3-8, and the pressure is gradually reduced by 0.2 MPa every 3 times of printing are carried out; and after each time of printing, the drying temperature ranges from 145 DEG to 160 DEG C, the drying time ranges from 45 seconds to 80 seconds, the height of each printing ink layer is not lower than 0.3 mm, the corresponding underpainting is transparent every one color is added, the thickness reaches 3 mm, and then a needed color is added. A brand-new printing method is created, toothbrush-shaped patterns are printed, a three-dimensional visual effect is achieved, and the hand feeling is soft and comfortable.
Owner:LEACHENG APPL
Ecological heat exchanging air exchanging foundation and air exchanging method thereof
InactiveCN107655127AImprove heat exchange efficiencyGuaranteed circulationLighting and heating apparatusGeothermal collectorsEngineeringAir exchange
The invention provides an ecological heat exchanging air exchanging foundation and an air exchanging method thereof. Outdoor fresh air is collected around a fresh air acquiring device, is shunted to post-heat exchanging air outlet branched pipes through an intake manifold and then enters ecological heat exchanging air inlet ground anchors; and the temperature of energy exchanged fresh air is about20 DEG C, the fresh air enters a post-heat exchanging fresh air supply header pipe through air inlet branched pipes and then enters a room through a post-heat exchanging fresh air room inlet pipe. The ecological heat exchanging air exchanging foundation and the air exchanging method thereof have the beneficial effects that the heat exchanging depth is large, the subsurface temperature is relatively constant, and it is guaranteed that the air entering the room is stable at all seasons; a certain space is reserved between a building and the earth surface, and green ecology can be kept; and dueto the fact that the ecological heat exchanging air inlet ground anchors are adopted, other heavy foundations are not needed, a heat exchanging downwards-spinning spiral disk is adopted on the outer side, construction is easy, the stress performance is good, force holding is stable, and the air heat exchanging efficiency is remarkably improved.
Owner:SHENYANG JIANZHU UNIVERSITY
Real leather material as well as preparation method and application thereof
ActiveCN112680551AGuaranteed resistance to machiningGood water and oil repellencyCovering/liningsTanning treatmentBiotechnologyWater immersion
The invention provides a treatment method of a real leather material, and belongs to the technical field of leather materials. The method comprises the following steps: on the basis of raw animal skin, sequentially carrying out water immersion and depilation on the raw animal skin to obtain depilated skin, and sequentially carrying out first acid treatment, pure vegetable tanning and aging on the depilated skin to obtain pure vegetable tanned fur; sequentially carrying out light chrome tanning, heavy vegetable tanning and second acid treatment on the pure vegetable tanned fur to obtain chrome / vegetable combined tanned fur; and then sequentially coating the surface of the chromium / vegetable combined tanned fur with a waterproof, oil-proof and antifouling polymer, a flame retardant, an odor remover and a formaldehyde scavenger, and then performing vacuum toggling and drying to obtain the real leather material. The obtained real leather material has excellent three-proofing performance and flame retardant property; good elasticity, toughness and environmental protection performance are realized; and good heat insulation and sound insulation effects are realized.
Owner:山东丰泽源皮革有限公司
Image quality adjustment method, image forming apparatus and computer readable medium
ActiveUS8081891B2Low tonerReduce consumptionDigitally marking record carriersDigital computer detailsImaging qualityCharge control
When an image forming job is completed that records onto a recording sheet an image formed on a photoconductor drum and conveys the recording sheet, a simple process control is carried out that forms some filled patch images with using some toners. After the simple process control is carried out, a determination is carried out, in accordance with a charge control value of a charge roller adjusted by the simple process control (a voltage value applied on the charge roller), whether a formal process control should be carried out or not that forms many patch images with using much toners. The formal process control is additionally carried out, when the determination means so.
Owner:SHARP KK
Treatment method of nano silica particles for oil product drag reducer
ActiveCN104559335AImprove compound efficiencyImproves Strength and ToughnessPigment treatment with organosilicon compoundsPigment physical treatmentIonSilane coupling
The invention relates to a treatment method of nano silica particles for an oil product drag reducer. The method comprises the following steps: firstly, putting a nano silica dispersion liquid into an ultrasonic environment, and dissolving the nano silica particles into a nano silica dispersion liquid in batches until the solution is clear; mixing a compound silane coupling agent I, a modifier assistant and deionized water, adding the mixture to the nano silica dispersion liquid in batches, refrigerating at a low temperature, and carrying out treatment in an air isolating manner; carrying out centrifugal treatment on the nano silica dispersion liquid for three times, dissolving the centrifuged nano silica dispersion liquid into normal heptane, and adding a compound silane coupling agent II in batches, wherein the nano silica dispersion liquid is N-methyl pyrrolidone and normal heptane, the compound silane coupling agent I is KH-550 and KH570, and the compound silane coupling agent II is KH-550, KH560 and A-172. According to the method, the compound experiment process of the oil product drag reducer is optimized; good dispersion of nano silica packing and the stability and invariance of organic matrix in the compound process are ensured; and the compound efficiency is improved.
Owner:PIPECHINA SOUTH CHINA CO
Special powder for bean products with traditional taste and products of special powder
ActiveCN111357826ASimple preparation processEmission reductionCheese manufactureVegetable proteins working-upMouthfeelEngineering
The invention provides special powder for bean products with traditional taste. The special powder can be used for preparing low-temperature and short-shelf-life bean products, high-temperature sterilized soybean products and frozen bean product dishes; the taste of the prepared bean products is close to the taste of traditional bean products; and the special powder is simple in preparation technology, low in water consumption, low in energy consumption and low in emission, can be industrially produced and complies with national environmental protection requirements.
Owner:WILMAR SHANGHAI BIOTECH RES & DEV CENT
A kind of extraction method of high-purity anthocyanin
ActiveCN105482493BRich in plant sourcesAvoid toxic effectsOrganic chemistryNatural dyesAlcoholAcid water
The invention relates to a method for extracting high purity anthocyanin. According to the method, purple tomatoes and nightshade are utilized as raw materials respectively. The purple tomatoes and the nightshade are smashed and homogenated first and then are mixed with acid water with the pH of 1 and undergo supersonic extraction and filtration, filter liquor is adsorbed by macroporous resin, impurities are removed, the acid with the pH of 1 and 95% ethyl alcohol are utilized to perform elution, and obtained elution liquid undergoes mist spray and drying by a spray dryer to obtain high purity anthocyanin powder. According to the method, the problems that the loss is large, the yield is low, and the purity is low in the extracting process of plant anthocyanin are solved, the purity of the obtained purple potato anthocyanin reaches up to 54%, the yield accounts for 0.48% of fresh weight, the purity of nightshade anthocyanin reaches up to 56%, and the yield reaches up to 1.3% of the fresh weight. The problem that the purity of the plant anthocyanin sold in the domestic market is generally lower than 24% is solved, the device is simple to operate, the production process is clean and harmless, the product quality is stable, and the method is suitable for industrial production.
Owner:丁新华
Outdoor energy-saving advertising lamp box
InactiveCN111276066AIngenious structural designQuick and easy installationIlluminated signsEngineeringElectrical and Electronics engineering
Owner:JIANGSU RONGDA CULTURAL & CREATIVE CO LTD
A kind of activated partial thromboplastin time determination reagent and preparation method thereof
ActiveCN105203777BStrong chelation abilityImprove stabilityBiological testingPhospholipidStabilizing Agents
The invention relates to a testing reagent for activated partial thromboplastin time. The testing reagent is prepared from phospholipids, activator and stabilizer. The stabilizer is prepared from, by mass, 1%-4% of alanine and 0.5-5 mM of catechin. A preparation method of the testing reagent includes the steps that an HEPES buffer solution is prepared, the pH value of the buffer solution is adjusted to be neutral, and sodium chloride is added; the activator is added to the buffer solution, phospholipids and other components are added after stirring and even mixing are conducted, and then the testing reagent for APTT is obtained after even mixing, stirring and filtering are conducted. According to the testing reagent for activated partial thromboplastin time, stabilizer components with high toxicity are removed, so that production and use processes are safer; meanwhile, the stability and detection accuracy of the testing reagent for APTT are greatly improved.
Owner:QINGDAO GUGAO BIOTECH CO LTD
A treatment method of nano-silica particles for oil drag reducer
ActiveCN104559335BGood dispersionStabilityPigment treatment with organosilicon compoundsPigment physical treatmentSilica particleMeth-
The invention relates to a treatment method of nano silica particles for an oil product drag reducer. The method comprises the following steps: firstly, putting a nano silica dispersion liquid into an ultrasonic environment, and dissolving the nano silica particles into a nano silica dispersion liquid in batches until the solution is clear; mixing a compound silane coupling agent I, a modifier assistant and deionized water, adding the mixture to the nano silica dispersion liquid in batches, refrigerating at a low temperature, and carrying out treatment in an air isolating manner; carrying out centrifugal treatment on the nano silica dispersion liquid for three times, dissolving the centrifuged nano silica dispersion liquid into normal heptane, and adding a compound silane coupling agent II in batches, wherein the nano silica dispersion liquid is N-methyl pyrrolidone and normal heptane, the compound silane coupling agent I is KH-550 and KH570, and the compound silane coupling agent II is KH-550, KH560 and A-172. According to the method, the compound experiment process of the oil product drag reducer is optimized; good dispersion of nano silica packing and the stability and invariance of organic matrix in the compound process are ensured; and the compound efficiency is improved.
Owner:PIPECHINA SOUTH CHINA CO
A kind of method for extracting anthocyanin from raspberry
The invention relates to a method for extracting black chokeberry anthocyanin. By using black chokeberries as raw materials, the method comprises the following steps: firstly, pulping and homogenating the black chokeberries and then carrying out ultrasonic-assisted extraction on anthocyanin by using an ethanol-acetic acid-aqueous solvent; after extraction, carrying out suction filtration in vacuum to remove filter residues; performing rotary evaporation on a crude extract for removing ethanol to obtain an anthocyanin concentrated liquid; removing impurities by using distilled water; then, eluting anthocyanin by using an ethanol solution; after ultrahigh pressure treatment on the eluant, extracting the impurities by using ethyl acetate; after performing standing and layering, collecting an aqueous phase; freezing and drying a black chokeberry anthocyanin water phase solution in vacuum to obtain anthocyanin powder. The method provided by the invention is simple in process operation, pollution-free and high in extraction amount, the purity of anthocyanin obtained is high, and the nutritional value of black chokeberries is given full play to, and moreover, macroporous resin is convenient and quick to activate and can be repeatedly used, so that the cost is lowered.
Owner:SHENYANG AGRI UNIV
Ecological heat exchange air inlet ground anchor
InactiveCN107664363AImprove heat exchange efficiencyPromote circulationLighting and heating apparatusGeothermal energy generationConstant forceFresh air
The invention provides an ecological heat exchange air inlet ground anchor. The ground anchor comprises a heat exchange and protection metal shell, a bottom lower anchor job, a hoisting and anchor inlet cover, an outdoor air inlet pipe, an after-heat-exchange air outflow pipe, a heat exchange backspin spiral disc, a separation inner ring wall and a strengthening supporting plate; the horizontal cross sections of the heat exchange and protection metal shell and the separation inner ring wall are concentric circles, and the strengthening supporting plate is arranged between the heat exchange andprotection metal shell and the separation inner ring wall; an air returning inner cavity and a gas heat exchange cavity are formed in the inner side and the outer side of the separation inner ring wall, and the air returning inner cavity is communicated with the gas heat exchange cavity only on the bottom. The ecological heat exchange air inlet ground anchor has the advantages that the depth of heat exchange is large, the underground temperature is stable, the air which enters a room is stable on four seasons, the ground anchor is constructed easily and is good in stress performance and stable in constant force, and the efficiency of air heat exchange is remarkably improved; the ground anchor is good in integrality and air circulation, flesh air is ingeniously introduced in a building, and it is guaranteed that the a house with a closed door and window can also be ventilated.
Light solidified rare earth red flruorescence anti-forge printing ink and preparation process thereof
InactiveCN1262614CResolve features that do not disperse evenlyDistributed protectionInksOptical transparencyFluorescence
The invention is a photocurable rare-earth red fluorescent anti-falsification printing ink and its preparing method, using 'in situ process' wet-chemical technique, adopting 'in situ process' to synthesize rare-earth complex material in photocurable resin substrate, according to the components in the photocurable resin, synthesizing Eu-TTA-AA-Phen rare-earth complex in diphenol A epoxy acrylic ester substrate, where the new generated complex uniformly disperses in the resin substrate so as to make the rare-earth complex obtain high uniform dispersivity in the photocurable substrate, and the complex is fixed in the substrate network, under the protection of the substrate material, not only preventing the formation of congeries particles but also the automatic congregation of the complex, preventing the formation of congeries, thus obtaining the optical-transparency and high-lighting efficiency high-molecular material of photocurable fluorescent anti-falsification printing ink.
Owner:SECTION OF SCI & TECH DEV
Assembled ceiling for interior decoration
PendingCN112095895AStable supportFast installationCeilingsStructural engineeringMechanical engineering
The invention discloses an assembled ceiling for interior decoration, and relates to the technical field of interior decoration. The assembled ceiling comprises a hanging plate and a hanging column, wherein a reinforcing plate is fixedly connected between opposite inner side surfaces of the hanging plate; a plurality of first screw holes are formed in the bottom surface of the hanging plate; a bolt column is arranged on the bottom surface of the hanging column; a bottom plate is arranged on the bottom surface of the bolt column; a top plate is arranged on the upper surface of the hanging column; a plurality of second screw holes are formed in the upper surface of the top plate; expansion screws are arranged in the second screw holes; a rotating plate is arranged on the peripheral side surface of the bolt column; and an adaptive hole penetrates through one surface of the rotating plate. According to the assembled ceiling, the hanging plate, the hanging column, the bolt column, the top plate and the rotating plate are arranged, so that the ceiling is very stable in structure, good in supporting effect and very simple to assemble, and the installation speed is greatly increased.
Owner:GOLD MANTIS FINE DECORATION TECH SUZHOU CO LTD
Cellphone battery holder with high tinning fullness degree
InactiveCN107800171AGuaranteed continuityImprove cooling effectBatteries circuit arrangementsCellulosic plastic layered productsTinningPower flow
The invention provides a cellphone battery holder with a high tinning fullness degree, and the battery holder is characterized in that the battery holder comprises a panel; the panel is provided witha power region, baffle plates, a charging region, and a tin point region; the power region is disposed between the baffle plates; the charging region is disposed below the baffle plates; the tin pointregion is disposed below the charging region; the power region, the charging region and the tin point region are electrically connected; and a first fiber layer, a second fiber layer, a metal layer and a silica gel layer are sequentially disposed below the panel. The battery holder provided by the invention can guarantee the conductivity of the battery holder and the consistency of currents, enables a battery current to be conducted stably, and prolongs the service life of the battery.
Owner:惠州市德帮实业有限公司
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