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Customer classification method and system thereof based on transaction data
ActiveCN106529968AEasy to handleImprove clustering effectCommerceComputation complexityTransaction data
The invention belongs to the technical field of data mining, and provides a customer classification method and a system thereof based on transaction data. The method comprises steps: transaction data are acquired from a retail enterprise transaction database; the acquired transaction data are pre-processed, and the transaction data after pre-processing are coded according to layers; according to layer information after coding, a customer purchase tree is built for each customer; all built customer purchase trees are clustered until a clustering center does not change or the change is smaller than a preset threshold, and a customer classification result is acquired. The technical scheme provided by the invention can efficiently and quickly process large amounts of data, and the problem that the traditional method is over high in computational complexity and can not process the current large data can be solved.
Owner:SHENZHEN UNIV
Method for determining passageway distance of port road on the basis of two-dimensional cellular automaton model
InactiveCN102359043AWithout reducing the calculation speed too muchCalculation is slowRoadwaysCellular automationMathematical model
Belonging to the technical field of road design, the invention relates to a method for determining a passageway distance of port roads on the basis of a two-dimensional cellular automaton model. The method determines the distance design of port road passageways by simulating the driving process of a tractor-semitrailer while leaving a no signal traffic passageway and entering a road, and the method comprises the steps of: establishing a mathematical model of the tractor-semitrailer while turning right to leave the passageway; establishing a cellular automaton model about the driving of the tractor-semitrailer at the road passageway; establishing a simulation rule for the tractor-semitrailer to leave the passageway; establishing a road section simulation driving rule for a vehicle after leaving the passageway and entering the road section; carrying out simulation experiments under the conditions of different passageway distances and departure frequency, and analyzing the simulations so as to obtain a traffic flow time-space diagram and vehicle delay data, thus obtaining an appropriate passageway distance under different traffic conditions. The method of the invention can precisely reflect the influence of a passageway distance on port road traffic capacity, thus providing a method for determining the port road passageway distance under different conditions.
Owner:TIANJIN MUNICIPAL ENG DESIGN & RES INST
Instant communication method and system based on mobile communication positioning technique
InactiveCN101909020AImprove experienceHigh actual use valueData switching networksSecurity arrangementGeolocationMultiple modes
The invention discloses an instant communication method and a system based on mobile communication positioning technique. A user terminal permits and authorizes the system of the invention to start the instant communication service based on positioning technique, and the range of the geographic space in which the user terminal is located can be monitored through wireless positioning technique. When identical users authorized to start the instant communication service and users recorded in the address list (address list, phone book, call record, contact list and the like) of the user terminal within the range of the geographic space at the distance specified by the user, the system respectively sends the concise geographic information and character information of the opposite party to associated users, promotes whether the associated users start related services or not, installs instant communication client software and transmits related data after the associated users authorizes, and then authorizes the user to realize and use instant communication service through the instant communication client. The instant communication service can be transmitted by multiple modes such as characters, pictures, voices, videos, vector images, data and the like.
Owner:郑茂
A chaotic image encryption method based on complex network synchronization
ActiveCN109104544AHigh actual use valueImprove securityPictoral communicationCiphertextComputer science
The invention provides a chaotic image encryption method based on complex network synchronization, which relates to the technical field of network encryption. A chaotic image encryption method based on complex network synchronization is disclosed. Firstly, the complex network is synchronized. Then the plaintext image is quantized and used as the current image. The current image is preprocessed byhyperchaos driving system, and the current image is scrambled and diffused to get the ciphertext image. Finally, the obtained ciphertext image is quantized, and the ciphertext image is taken as the current image to be processed, and the scrambling sequence is generated synchronously by using the super-mixing response system, and the current ciphertext image to be processed is processed by inversediffusion and inverse scrambling, so as to obtain the plaintext image. The chaotic image encryption method based on complex network synchronization provided by the invention makes the ciphertext imageconcealment strong, greatly increases the difficulty of deciphering, and enables the encryption algorithm to resist various statistical attacks, violent attacks and differential attacks.
Owner:NORTHEASTERN UNIV
Waste recycling process for automobile disassembling
ActiveCN108856243AAchieve rust removal effectImprove qualitySolid waste disposalDrying gas arrangementsEngineeringWaste recycling
The invention discloses a waste recycling process for automobile disassembling. A fixed base is included, a fourth supporting column is fixedly connected to the left side of the top of the fixed base,a breaking box is fixedly connected to the top of the fourth supporting column, the top of the breaking box communicates with a feeding baffle, the left side of the breaking box is fixedly connectedwith a fixed block, and the top of the fixed block is fixedly connected with a second motor. Through cooperative use of a first motor, a rust removal box, a rust remover storage box, a water pump, spraying holes, rotary nozzles, an inner ball pipe, a rotating groove, an outer ball pipe, a hard connecting pipe, a second gear and a fourth gear, the waste rust removal effect is achieved, rust on thewaste surface can be removed thoroughly, the condition that during recasting, the iron reduces the quality of the waste after recasting is avoided, the waste quality after recasting can be greatly improved, the application field of the waste after recasting is widened, the process creativeness is enhanced, the waste utilization rate is improved, and the process is suitable for being used and popularized.
Owner:广东拓展资源综合利用开发有限公司
Method and device for correlative multi-focus laser separation of fragile transmission material
ActiveCN106392337AImprove the problem of uneven absorptionImprove controllabilityLaser beam welding apparatusInverse correlationLaser processing
The invention discloses a method and a device for correlative multi-focus laser separation of a fragile transmission material. The method is characterized in that the same technological parameters are adopted, and coaxial laser is utilized to penetrate multi-focus lens groups and to conduct inverse correlation on two sides in the thickness direction of the fragile transmission material to be separated, so that the number of focuses generated in the fragile transmission material is doubled to improve the laser energy absorption uniformity of the fragile transmission material in the thickness direction and to enhance the heating expansion uniformity of the fragile transmission material in the thickness direction. After a laser multi-focus beam leaves, the fragile transmission material is quickly cooled down in the thickness direction to produce tensile stress, so that separation of the thick fragile transmission material is realized by laser. The device comprises two sets of multi-focus laser processing systems and one three-dimensional working platform, wherein each set of the multi-focus laser processing system comprises a laser, light guiding mirrors, a beam expanding mirror and a multi-focus lens group. The method and the device realize high-quality, efficient and high-success-ratio separation of the thick fragile transmission material.
Owner:HUAZHONG UNIV OF SCI & TECH
Heat treatment method of 304 type antibacterial stainless steel plate strip
ActiveCN104831188AStable antibacterial functionDoes not significantly reduce corrosion resistanceFurnace typesHeat treatment furnacesChemical compositionAfter treatment
The invention relates to the 304 type stainless steel processing field, and specifically relates to a heat treatment method of a 304 type antibacterial stainless steel plate strip. The stainless steel comprises the following chemical components by weight: less than or equal to 0.03% of C, less than or equal to 1.00% of Si, less than or equal to 2.00% of Mn, less than or equal to 0.03% of S, less than or equal to 0.035% of P, 8.0-11.0% of Ni, 17.0-19.0% of Cr, 3.5-4.5% of Cu and balance of Fe; the heat treatment of the 304 type antibacterial stainless steel plate strip includes the following steps: 1, solution annealing of the 304 type antibacterial stainless steel plate strip, and air cooling; and step 2, placement of the annealed 304 type antibacterial stainless steel plate strip into a bell furnace filled with protective atmosphere for antibacterial aging precipitation of Cu rich phase, and air cooling to get a qualified product. After treatment with the method, the finished antibacterial stainless steel coiling plate strip can play antibacterial function to the greatest extent, and the corrosion resistance cannot be reduced.
Owner:BEIJING ZHONGKE PUJIN SPECIAL MATERIAL TECHDEV CO LTD
Compound antibody vaccine of SARS virus antigen as well as its model of experimental animal and method
InactiveCN1480215AInhibition of onsetBreaking the chain of infection transmissionAntibody ingredientsBiological testingImmune effectsImmune defence
A SARS virus antigen-antibody vaccine and its experimented method are disclosed. Said composite vaccine is prepared from the SARS virus antigen and specific antibody, and features that it can directly submit said virus antigen to the antigen presenting APC cells and mononuclear / macrophage for exciting the immune response mechanism of lymphatic immune system. Its advantages are high immune effect and specific target treatment to SARS.
Owner:叶新新
Reflection heat gathering and Fresnel light gathering composite core type solar energy seawater desalination system
PendingCN109534428AHigh actual use valueSave energyGeneral water supply conservationSeawater treatmentGlass coverPlane mirror
The invention discloses a reflection heat gathering and Fresnel light gathering composite core type solar energy seawater desalination system, which mainly comprises a water overflow pipe opening, a water containing groove plate, a distilled water outlet, a Fresnel lens, a reflecting mirror, a water absorption core, a tin foil sealing edge, a high-transparency glass cover plate, a seawater pool, awater inlet pipe opening, a seawater desalination device, a valve, a water storage box, a distilled water collecting bottle, an overflow water collecting box, a thick brine flushing pipe opening anda necessary connecting pipeline. After the Fresnel lens receives sun light, large-area sun light is gathered onto the small-area water absorption core; an adsorbed water film in the water absorption core is heated. The reflection mirror receives a part of sun light reflecting to the cavity wall by the Fresnel lens; one part of sun light irradiated by the sun to the cavity wall through the high-transparency glass cover plate is reflected onto the water absorption core through a plane mirror, so that the temperature of the water absorption core is raised. The box body is filled with the glass cotton for heat insulation; the periphery of the device is subjected to heat insulation; temperature differences are formed between the inside of the cavity and the outside; the water steam is formed onthe glass cover plate to be condensed again, so that fresh water is generated.
Owner:YUNNAN NORMAL UNIV
Method for optimizing setting position and number of horizontal passageway on lane side
InactiveCN102592028AOriginalEasy to collectSpecial data processing applicationsSimulationTraffic flow
The invention relates to the technical field of road design. For providing a specific method for carrying out guidance on the setting of position and number of a horizontal passageway on a lane side in a major transportation hub, the invention adopts the following technical scheme that: in a method for optimizing the setting position and number of a horizontal passageway on a lane side, the two-dimensional cellular automaton model simulation is taken as a platform, through carrying out analysis on the traffic flow characteristics of a horizontal passageway carrying a lane side design form and carrying out detailed description on the various influences of target functions of stopping models, stopping rules, cells of horizontal passageways and turning paths, a target is subjected to integrated simulation so as to obtain the position and number optimization data of passageway setting. The method disclosed by the invention is mainly applied to road designs.
Owner:TIANJIN MUNICIPAL ENG DESIGN & RES INST
Power structure of percussion drill
InactiveCN104653711AGood structural vibration effectSimple structureToothed gearingsPortable percussive toolsEngineeringMachining
The invention provides a power structure of a percussion drill. The power structure comprises a shell, a first bearing, a drive rod, a first bevel gear, heavy bobs, heavy bob rods, rotating shafts, second bevel gears, a power rod and a second bearing, wherein the shell is of a regular hexahedron, the first bearing and the second bearing are respectively arranged on two opposite faces of the shell, the drive rod is in rotational connection with the shell through the first bearing, the power rod is in rotational connection with the shell through the second bearing, one end, located inside the shell, of the power rod and one end, located inside the shell, of the drive rod are fixedly connected with the first bevel gear, the rotating shafts are respectively arranged on two opposite faces, parallel to the axis of the power rod, of the shell and are in rotational connection with the shell, and the heavy bob rods are fixedly arranged on the rotating shafts. The power structure has the beneficial effects that the use is more convenient; the power structure has the advantages of simple structure, convenience in repair, low machining cost, high production efficiency and the like.
Owner:TIANJIN CHENGTIANFENG METAL PROD
Medium-rate data transmission method for multi-channel combination of DMR digital cluster system
ActiveCN101969336ASolve the problem of medium-rate data transmissionEasy to implementNetwork topologiesRadio transmission for post communicationEngineeringControl channel
The invention provides a medium-rate data transmission method for multi-channel combination of a DMR digital cluster system for transmitting data in multi-channel combination and providing the code rate of 148.8Kbit / s under the limiting condition. The method comprises a multi-channel combination establishing method in a control channel and a multi-channel number changing method in a service channel. The invention provides a method for solving the problem of medium-rate data transmission under the DMR digital cluster system, which is easy and convenient to implement and has great actual use value. The method has the advantages of providing the code rate of 148.8Kbit / s under the limiting condition, not changing system hardware, and well solving the problem of the medium-rate data transmission.
Owner:HARBIN HYTERA TECH CORP
Method for obtaining linkman by end-user in social software
The invention relates to method for obtaining a linkman by an end-user in social software. The method comprises the following steps: generating user attribute information texts, extracting user attribute keywords, matching the user attribute keywords with the other user attribute keywords, listing other users according to a matching degree, sending the list to the user, and the like. According to the method, the user can set the attributes which intended to be displayed and the attributes which intended to be known or obtained by the user; and a right and suitable person is found to meet needs of the user, and complementary communication can be achieved. According to the method for obtaining the linkman, actual use value of a social software platform is improved in a multiplied mode, and persons with a huge number in the social network can carry out high-efficiency high-precision matching and communication.
Owner:冀洲
Preparation method of dandelion tea
InactiveCN107232339AIncrease the taste and fragranceRich in nutrientsPre-extraction tea treatmentTaraxacum mirabileDandelion roots
The invention discloses a preparation method of dandelion tea. The preparation method comprises the following steps of picking fresh dandelion leaves and eucommia leaves, performing thorough cleaning and performing spin-drying; performing shredding; performing microwave fixation ; performing blow-drying with hot blast; adding honey and performing twisting for 5-6 times; adding honeysuckle tea, dandelion roots, dried lotus leaves , green tea and Chinese wolfberry fruits and performing mixing; performing low-temperature freezing and drying; performing crushing; and performing vacuum packing . The dandelion tea prepared by the method disclosed by the invention is delicately fragrant in taste, slightly bitter, sweet in aftertaste and rich in nutrition.
Owner:贵州安顺春来茶业有限公司
Method and device for item-sets mining
ActiveCN106033447AHigh practical valueLarge actual utility valueSpecial data processing applicationsHigh probabilityActual use
The invention discloses a method and a device for item-sets mining, and belongs to the field of data mining. The method comprises: obtaining a self-defined minimum expected support [mu] and a lowest utility proportion [epsilon]; calculating actual expected support expSup and an actual utility value u of item-sets in an uncertainty database D, the item-sets including at least an item; when expSup >= |D| x [mu] and u>= total utility TU x [epsilon], determining the item-sets to be a high-probability and high-utility item-sets, wherein TU represents the sum of utility of all items in the uncertainty database D, and |D| represents transaction total included in the uncertainty database D. The method achieves effects of high utility values of mined item-sets, and high occurrence probability, so that the mined item-sets is ensured to have relatively high practical use values.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL +1
Intelligent micro pill packing machine
PendingCN108639462AHigh actual use valueConvenient queryWrapper twisting/gatheringPackaging automatic controlMedical wardEngineering
The invention discloses an intelligent micro pill packing machine, a part inductive pill storage box and a part extension pill storage box for pill packing, storage, taking and user reminding in suchplaces as families and hospital wards. The packing machine is provided for automatic detection of pills, information printing, automatic packing by manipulators and pushing out of packing bags. The part inductive pill storage box and the part extension pill storage box remind users by sound and light according to set pill taking time, and automatically record the time of taking out the packing bags each time; and after first-aid pill cabin packing bags are taken out by 10 seconds, WIFI / GPRS module sends short messages to notify preset contact mobile phone numbers to request to timely contact with pill takers. The users can directly check the time of taking out the packing bags each time within half a year on display screens of pill boxes, and can use an USB data wire or the WIFI / GPRS module to send to a computer for storage; and one intelligent micro pill packing machine can correspond to multiple part inductive pill storage boxes and part extension pill storage boxes.
Owner:上海安有商务信息咨询服务部
Method for extracting water-soluble dietary fibers from lentinus edodes stems
The invention discloses a method for extracting water-soluble dietary fibers from lentinus edodes stems. The method includes the following steps that 1, the lentinus edodes stem raw materials are dried, smashed and then sieved, and uniform lentinus edodes stem powder is obtained; 2, a buffer solution is added into the lentinus edodes stem powder, a cellulase solution is added, the materials are stirred to be uniform for enzymatic hydrolysis, enzyme deactivation is carried out after enzymolysis is completed, and reaction liquid is obtained; 3, the reaction liquid is centrifuged for solid-liquid separation, supernatant liquid is taken for concentration, and concentrated liquid is obtained; 4, absolute ethyl alcohol is added into the concentrated liquid, after the materials are fully mixed, the mixture stands overnight, suction filtration is carried out, sediment products are obtained and dried to constant weight, and the water-soluble dietary fibers are obtained. The factors, affecting the extraction rate of the water-soluble dietary fibers, of the enzymolysis temperature, use amount, mesh number and enzymolysis time of cellulase are optimized, so that the extraction rate of the water-soluble dietary fibers is increased, and the extracted water-soluble dietary fibers have high water-holding power.
Owner:HEBEI AGRICULTURAL UNIV.
Method for determining side length of road with middle fast lanes
The invention belongs to the technical field of road designing, and provides a definite method for determining the side length of a large transport junction road with middle fast lanes. In order to achieve the purposes, the method adopts the technical scheme that the method for determining the side length of the road with the middle fast lanes adopts two-dimensional cellular automata model analog simulation as a platform to perform integration and simulation to an objective and obtains lane place and quantity optimization data through the steps including analysis of the traffic flow characteristics of the side design form of the road with the middle fast lanes, and details of multiple effects of the parking model objective function, visual perception and lane changing behavior. The method is mainly applied to the road designing.
Owner:TIANJIN MUNICIPAL ENG DESIGN & RES INST
Mite-removing cleaning wet tissue and preparation method thereof
PendingCN112618440AHas the effect of removing mitesReduce stimulationCosmetic preparationsToilet preparationsBiotechnologyMedicinal herbs
The invention discloses a mite-removing cleaning wet tissue and a preparation method thereof, and relates to the technical field of wet wipes. Base cloth raw materials comprise, by weight, 10-15 parts of polylactic acid fibers, 20-35 parts of cotton fibers, 10-15 parts of bamboo pulp fibers and 10-15 parts of wood pulp fibers, immersion liquid raw materials comprise, by weight, 5-10 parts of wormwood leaves, 15-30 parts of distilled water, 20-40 parts of purified water, 10-20 parts of clove, 10-20 parts of fructus xanthii, 10-20 parts of dandelion, 10-20 parts of cortex meliae, 10-20 parts of fructus quisqualis, 10-20 parts of flos genkwa, 10-20 parts of cortex phellodendri, 10-20 parts of radix sophorae flavescentis, 10-20 parts of herba schizonepetae, 10-20 parts of liquorice, 10-30 parts of jojoba oil, 5-15 parts of amino acid and 12-18 parts of chitosan. According to the mite-removing cleaning wet tissue and the preparation method thereof, by adding the wormwood leaves, the cloves, the fructus xanthii, the dandelions, the cortex meliae, the fructus quisqualis and other medicinal materials with the mite-removing effect, the mite-removing effect of the wet tissue can be improved, chemical components are not involved, the wet tissue is processed from pure natural extracts, after being processed, the wet tissue does not contain any chemical component, the cleaning wet tissue has the mite-removing effect, and meanwhile, antibacterial effect is also achieved.
Owner:临泉乐飞卫生用品有限公司
Automobile panoramic image display control method, device and equipment and storage medium
ActiveCN111959417AImprove user experienceAddress subjectivityElectric/fluid circuitOptical viewingAutomotive engineeringElectrical and Electronics engineering
The invention belongs to the technical field of panoramic display, and discloses an automobile panoramic image display control method, device and equipment and a storage medium. The method comprises the steps: judging whether an ignition signal is received or not when an automobile display interface is an MP5 main interface; if so, judging whether a steering lamp signal or a reverse gear signal isreceived or not; if so, determining whether the automobile is in a reverse gear or not; if not, judging whether the current vehicle speed exceeds a preset vehicle speed threshold value or not; if so,determining whether a high-speed steering linkage switch is turned on or not; and if so, switching the display interface from the MP5 main interface to a preset panoramic 3D view. According to the invention, the preset panoramic 3D view is displayed in a proper scene according to the steering lamp signal, the reverse gear signal, the current vehicle speed and the like, so that the actual use value of the panoramic image and the use experience of a driver are improved.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD
Steam engine for glacier drilling
InactiveCN104100203AHigh strengthReduce weightThermal drillingLiquid/gas jet drillingCombustion chamberGas cylinder
The invention discloses a steam engine for glacier drilling. The steam engine is structurally characterized in that a finned inner container is fixed by a bracket, and is placed in a combustion chamber, wherein a windshield is arranged at the bottom of the combustion chamber; the combustion chamber is wrapped by a heat-preservation jacket, and is connected with a strap; a water filling pipe with a safety valve and a pressure gauge are connected to the upper part of the finned inner container; one end of a steam outlet pipe is connected with the water filling pipe with the safety valve, and the other end of the steam outlet pipe is sequentially connected with a high-pressure heat-preservation rubber pipe, a drill pipe and a steam nozzle through a steam valve; a heating furnace head is arranged on the lower part of the finned inner container, and is connected with a mountain air pipe and regulation valve and an air bottle. According to the steam engine, the accessory equipment of the steam engine is safely, reliably and conveniently connected through quick joints; the steam engine is convenient to carry, easy to operate, safe and reliable, and can be used for drilling a lining pole hole and a temperature hole under a field condition, and necessary technical guarantee is provided for monitoring glacier changes.
Owner:COLD & ARID REGIONS ENVIRONMENTAL & ENG RES INST CHINESE
Acrylic board model machining device
The invention discloses an acrylic board model machining device which comprises a base plate. Supports are distributed at the bottom of the base plate, a machining groove is formed in the upper surface of the base plate, and one end of the machining groove penetrates out of one side face of the base plate; a through groove penetrating the bottom face of the base plate is formed in the machining groove, a mold plate is detachably assembled on the through groove, and a model groove is formed in the mold plate; a pressing head is arranged above the base plate, an electric heating wire is arranged inside the pressing head, and the pressing head can move in the direction vertical to the base plate. According to the acrylic board model machining device, a hot pressing manner is adopted for machining needed models on the surface of an acrylic board, and the beneficial effects of being simple in operation and convenient to model are achieved; and by replacing the pressing head and a mold matched with the pressing head, the different models are machined on the surface of the acrylic board, the expansibility is high, the models are machined according to actual needs of users, and the actual using value of the acrylic board is strengthened.
Owner:上海仁合新材料科技有限公司
Dendrobium officinale seedling cultivation device and using method thereof
InactiveCN112602594AConducive to unified cultivation and managementEasy to fixConveyorsHorticulture methodsSeedlingDendrobium officinale
The invention relates to the technical field of seedling cultivation, in particular to a dendrobium officinale seedling cultivation device and a using method thereof. The dendrobium officinale seedling cultivation device comprises an operation table, a first lifting assembly, a moving assembly, a clamping assembly, an inoculation assembly and a first conveying assembly. The first lifting assembly and the first conveying assembly are utilized to convey a culture bottle, streamlining of the dendrobium officinale seedling cultivation process can be realized, so that the dendrobium officinale seedling cultivation efficiency is improved, a large amount of manpower is saved, meanwhile, the consistency of dendrobium officinale cultivation dates and the standardization of the seedling cultivation process are guaranteed, and later unified cultivation management of dendrobium officinale is facilitated; and by utilization of a clamping plate, the culture bottle can be firmly fixed, so that the dendrobium officinale seed injection accuracy is improved, the scattering of dendrobium officinale seeds is reduced, the culture work efficiency is improved, and the fixing effect on the culture bottle is further improved by arranging a plastic pad on one side of the clamping plate.
Owner:霍山县百草林石斛发展有限公司
Large-scale heavy load hexapod robot
PendingCN110294044AImprove environmental adaptabilityIncrease load capacityVehiclesVehicle frameElectric control
The invention belongs to the technical field of robots, and particularly relates to a large-scale heavy load hexapod robot. Aiming at the problem that the hexapod robots in the prior art are bad in ability and difficult to be used for the practical situations, the large-scale heavy load hexapod robot comprises a frame system, a hood system, a walking leg system, an electric control system, a powersystem and a hydraulic system, wherein the frame system of the robot is a frame with a truss type structure; the frame adopts a structure steel reinforced support; angle steels are arranged at four corner positions of the frame for reinforcement; three base pitches are arranged on both sides of the frame; walking legs are hinged on the base pitches; and hydraulic driving mechanism are arranged onthe walking legs. According to the large-scale heavy load hexapod robot, the four corners are reinforced through the structural steel reinforced support and the angle steels, so that the loading capacity of the frame is increased, and the robot can be further widely applied in complicated environments and can be used in the daily production and life.
Owner:JILIN UNIV
Method for detecting ultralow content of aflatoxin
InactiveCN104181294ALow specificityLow costMaterial analysis by electric/magnetic meansCarboxyl radicalCarbon nanotube
The invention discloses a method for detecting ultralow content of aflatoxin. The method comprises the following steps: preparing a glassy carbon electrode, chemically modifying the glassy carbon electrode with a layer of single-walled carbon nanotubes, and covalently bonding by using a bridging agent; coupling bovine serum albumin with aflatoxin to form antigen AFB1-BSA; reacting and connecting the antigen AFB1-BSA with the activated carboxyl group on the single-walled carbon nanotubes; competitively adsorbing a primary antibody through using an antigen-antibody reaction and an added aflatoxin monomer by adopting a sandwich technology and a competitive technology to obtain a secondary antibody; labeling the secondary antibody by alkaline phosphatase; determining the electrochemical signal of the alkaline phosphatase labeled secondary antibody, and drafting a standard curve to obtain the concentration of aflatoxin in an actual measurement sample. The method for detecting ultralow content of aflatoxin has the advantages of simple operation, high selectivity, high specificity, simple and rapid detection of the ultralow content of aflatoxin, simple required device, low cost, great actual use values and good development space.
Owner:CHONGQING MEDICAL UNIVERSITY
Wireless multifunctional adjustable plug board
PendingCN107768948AAdjustable distanceImprove stabilityCouplings bases/casesPower switchingEngineering
The invention provides a wireless multifunctional adjustable plug board, and the plug board comprises a rear seat guide rail, an insulated double-pin flat plug, an insulated double-pin round plug, a three-pin plug, a rear seat, a power switch, a screw hole, a combination jack, a USB interface, a power indicator lamp, a face cover, a circuit board, an insertion piece, and a wire. The plug board ischaracterized in that the rear seat is provided with the guide rail; the guide rail is provided with the movable insulated double-pin flat plug; the insulated double-pin flat plug can move horizontally along the guide rail. The plug board is advantageous in that the plug board can solve a problem that a wireless plug board is not tightly connected with a wall socket or falls off under the action of gravity; the plug socket makes the reasonable use of the two-pin jacks of the conventional wall socket, and solves a problem that plugs are crowded when a socket is in use.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY
Shampoo soap and preparation method thereof
InactiveCN108913404AGood health effectHigh actual use valueSurface-active non-soap compounds and soap mixture detergentsDimethyl siloxaneFatty acid
The invention discloses shampoo soap. The shampoo soap is prepared from the following components in parts by weight: 75.3 to 80 parts of sodium lauryl sulfate, 2 to 10 parts of coconut fatty acid 2-sulfoethyl sodium salt, 6 to 10 parts of camellia oil, 7 to 10 parts of tea saponin, 5 to 7 parts of glycerinum, 0.2 to 1 part of dry calendula officinalis, 0.3 to 0.5 part of poly quaternary ammonium salt-10, 0.2 to 1 part of polydimethylsiloxane, 1 to 3 parts of artemisia argyi essential oil, 1 to 3 parts of lemon essential oil, 1 to 3 parts of rosemary essential oil and 1 to 3 parts of tea tree essential oil. Meanwhile, the invention also discloses a preparation method of the shampoo soap. According to the shampoo soap and the preparation method thereof, disclosed by the invention, all components complement each other and promote each other, and a formula in a balanced proportion is formed; during a hair shampooing, the shampoo soap is capable of fully cleaning hairs and can also play a better healthcare role, so that the actual using value of the shampoo soap is greatly increased.
Owner:孙碧强
Tire self-inspection system and tire self-inspection method
InactiveCN103963574BGood precisionEliminate potential safety hazardsTyre measurementsSignalling/lighting devicesEngineeringControl unit
Owner:QISDA OPTRONICS (SUZHOU) CO LTD +1
A chaotic image encryption method based on complex network synchronization
Owner:NORTHEASTERN UNIV LIAONING
A kind of scrap recycling process for automobile dismantling
ActiveCN108856243BAchieve rust removal effectImprove qualitySolid waste disposalDrying gas arrangementsGear wheelElectric machinery
The invention discloses a waste recycling process for automobile disassembling. A fixed base is included, a fourth supporting column is fixedly connected to the left side of the top of the fixed base,a breaking box is fixedly connected to the top of the fourth supporting column, the top of the breaking box communicates with a feeding baffle, the left side of the breaking box is fixedly connectedwith a fixed block, and the top of the fixed block is fixedly connected with a second motor. Through cooperative use of a first motor, a rust removal box, a rust remover storage box, a water pump, spraying holes, rotary nozzles, an inner ball pipe, a rotating groove, an outer ball pipe, a hard connecting pipe, a second gear and a fourth gear, the waste rust removal effect is achieved, rust on thewaste surface can be removed thoroughly, the condition that during recasting, the iron reduces the quality of the waste after recasting is avoided, the waste quality after recasting can be greatly improved, the application field of the waste after recasting is widened, the process creativeness is enhanced, the waste utilization rate is improved, and the process is suitable for being used and popularized.
Owner:广东拓展资源综合利用开发有限公司
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