19results about How to "Easy way" patented technology

The utility model discloses a motor rain cover which comprises a motor body, the motor body is installed on an external device, an installation mechanism is arranged on the motor body, and the installation mechanism comprises a rain-proof shell, a fixing mechanism, a follow-up block, a fixing seat, an insertion block, an elastic strip, an elastic sheet, a clamping ball, an adjusting sleeve and a positioning mechanism. The fixing mechanism is installed on the motor body and the fixing seat, the follow-up block is installed on the protection shell, the insertion block is installed on the follow-up block, a lateral groove is formed in the side wall of the fixing seat, and the elastic strip is slidably connected into the lateral groove, so that rapid installation and detachment of the rainproof shell and the motor body are achieved; reliable fixation and convenient disassembly of the rainproof shell are achieved, the protection requirements of motors of different models are met, meanwhile, through arrangement of the elastic strip and the adjusting sleeve, a convenient unlocking way is provided, and disassembly operation is simplified.

The invention relates to the technical field of chemical synthesis, and particularly discloses an indolone compound and a preparation method thereof. The structure of the indolone compound is shown as a formula (I). The one-step substitution reaction-based indolone compound preparation method provided by the invention has the outstanding advantages of mild reaction conditions, simple operation steps, high product yield and the like, and effectively overcomes the common problems of tedious steps, harsh conditions, poor selectivity and the like in the existing synthesis route. Establishment of an efficient synthesis route provides a reliable way for rapid and large-scale preparation of indolone derivatives with novel structures. The series of novel indolone compounds with potential excellent biological activity provide a new opportunity for discovery of innovative drug lead compounds and development of novel functional materials, and have important research value and wide application prospects. Formula (I)

This invention relates to a mesoporous platinum@platinum-nickel core-shell framework nanowire and its preparation method, comprising the following steps: (1) uniformly mixing platinum precursor, nickel precursor, structure directing agent, and reducing agent with a first solvent, and performing a hydrothermal reaction to obtain Pt@Pt-Ni core-shell nanowires; (2) uniformly mixing the Pt@Pt-Ni core-shell nanowires with a second solvent and acetic acid, and performing an etching reaction to obtain etched mesoporous platinum@platinum-nickel core-shell framework nanowires. This invention employs a hydrothermal method, which is simple, reproducible, and allows for batch production with safety. Compared with traditional commercial platinum-carbon catalysts, the catalytic activity is greatly improved, the stability is greatly enhanced, and the production cost is reduced.

The invention discloses a skin model with a controllable inflammation degree and a construction method and application thereof. The method comprises the following steps: inducing pluripotent stem cells to form keratinocytes, determining an induction condition range of an inflammation induction source in an optimal induction time range, and carrying out inflammation induction on the keratinocytes to obtain inflammatory keratinocytes under different induction conditions; according to the requirement of the inflammation degree, the inflammation keratinocytes and the normal keratinocytes are mixed in proportion, and a skin model corresponding to the inflammation degree is constructed. The model is constructed by inducing keratinocyte inflammation and then accurately regulating and controlling the mixing ratio of inflammation to normal keratinocytes. The method breaks through the traditional limitation that the normal skin model is firstly constructed and then inflammation is induced, the operation steps are simplified, the construction time is greatly shortened, and the construction efficiency is improved. Meanwhile, the proportion of inflammatory cells to normal cells can be changed, skin models with different inflammatory degrees can be precisely molded, and diversified research requirements are met.

The invention discloses a calibration test system and method for an ADB headlamp, and belongs to the field of ADB headlamp control. The calibration test system of the ADB headlamp comprises a camera, a lamp controller, a computer and a lamp, the camera is used for collecting road image picture information; the lamp controller is used for receiving the road image picture information acquired by the camera, converting the road image picture information, transmitting the converted road image picture information to the computer, and sending control information to the lamp; the computer is used for synchronously displaying the road images shot by the camera and carrying out video recording and playback on the road images collected by the camera; the lamp is used for achieving the animation effect during lightening and extinguishing and the gradually-lightening and gradually-extinguishing breathing effect. According to the ADB headlamp calibration test system and method provided by the invention, a test sample can be reserved to provide a reference for subsequent tests, after a problem is found in the calibration test, a problem point can be traced, a convenient way is provided for solving the problem, and the manpower and material resource cost is saved.

The application relates to the fields of optics and fire rescue, and discloses a fluorescent conversion sheet with wavelength conversion function and a handheld smoke penetration imaging device. The fluorescent conversion sheet comprises, in sequence, a heat dissipation substrate layer, a mirror layer, a photonic crystal layer and a core-shell structure fluorescent layer. After short-wave near-infrared laser is incident, the core-shell structure fluorescent layer performs wavelength conversion; the mirror layer and the photonic crystal layer form an optical micro resonant cavity, and the unconverted laser is reflected back to the fluorescent layer for secondary conversion; and the heat dissipation substrate layer effectively suppresses the thermal quenching effect. The imaging device utilizes the fluorescent conversion sheet to efficiently convert the easily obtained short-wave near-infrared laser into middle-wave near-infrared laser with strong smoke penetration capability and safety to human eyes and emits the middle-wave near-infrared laser, and a receiving device containing a polarizer is used to image the target echo. Through systematic and synergistic optimization design, the conversion efficiency and thermal stability are greatly improved, excellent smoke penetration imaging effect is realized, and the safety and efficiency of fire rescue are improved.

The invention provides a preparation method of honeydew instant ginseng powder and belongs to the technical field of food processing.The preparation method of the honeydew instant ginseng powder comprises the steps that firstly, raw materials are prepared, specific raw materials are selected, ginseng is subjected to pretreatment such as cleaning, slicing, steaming, drying and smashing, honeydew blending comprises the steps that honey is heated and diluted, citric acid is added to adjust the pH value, and the honey is added to the honey; the preparation method comprises the following steps: mixing ginseng powder, maltodextrin and sodium carboxymethyl cellulose according to a ratio, adding honeydew to prepare a soft material, granulating, drying the granules, finishing the granules, crushing into powder, and finally sealing and packaging. The maltodextrin and the sodium carboxymethyl cellulose synergistically improve the solubility and the stability.

The invention discloses an evaluation method based on the overall impervious effect of a landscape lake body, and the method comprises the following steps: draining landscape lake water, monitoring the water level change during the period, and measuring the water level change of an evaporation barrel; injecting water into the lake, injecting water to 1 / 3 of the maximum water depth for the first time, injecting water to 1 / 3 of the maximum water depth after 24 hours, stopping injecting water, starting to record the initial water level, and recording the water level after 24 hours; measuring and calculating the evaporation capacity and the water seepage capacity of the lake area: injecting water to 2 / 3 of the maximum water depth again, recording the water level at the moment, and recording the water level after 24 hours; the water injection interval is 24 hours, the water levels before and after water injection are recorded, and the steps are repeated; the water level difference and the daily leakage ratio before and after each time of water injection are calculated and compared with the standard threshold value of the daily leakage ratio of the artificial lake; the lake body anti-seepage treatment effect can be effectively verified, and guidance is provided for formulating a seepage control scheme in the later period.

A spent fuel dissolving hanging basket surface residue cleaning device comprises a barrel, a fixing support, a hanging ring, a residue scraping plate, a locking device, a pressing plate and a cleaning ring pipe. The fixed bracket is arranged in the mounting groove, and the fixed bracket is fixedly connected with the lifting ring; the slag scraping plate is matched with the locking device through a mounting hole formed in the slag scraping plate to be placed on the top plate, the locking device comprises a locking bracket, and a locking block, a pin shaft and a pin are mounted on the locking bracket. Through the arrangement of the slag scraping plate, fragments and other residues attached to the outer wall of the dissolving hanging basket can be better cleaned, equipment cannot be damaged, position adjustment and fastening can be conducted through cooperation with the pressing plate and the locking device so that the cleaning effect can be guaranteed, the structure is simple, operation is convenient, the number of maintenance parts is small, replacement is easy, and in daily use, the maintenance cost is low. And the operation time of a dissolution process operation main line is not occupied, and meanwhile, additional radioactive waste is not generated.

The application discloses a seat adjustment and automatic driving decision cooperation optimization system and method, which comprises a seat sensing module, an automatic driving decision module electrically connected with the seat sensing module, a seat control module electrically connected with the automatic driving decision module, and a cooperation optimization algorithm module bidirectionally electrically connected with the seat sensing module, the automatic driving module and the seat control module. The seat setting and the automatic driving strategy can be dynamically adjusted according to the motion sickness of passengers, and the driving comfort and safety are improved. The application also designs and develops a seat adjustment and automatic driving decision cooperation optimization method, which can automatically adjust the shape of the seat according to the state of passengers and the driving condition of the automobile, and improve the riding comfort.

The invention belongs to the technical field of plant tissue culture and plant transgenosis, and particularly relates to an establishment method of an agrobacterium rhizogenes mediated polygonum multiflorum transgenic hairy root genetic transformation system. The method comprises the following steps: cutting a polygonum multiflorum stem with a shoot tip as an explant, infecting the polygonum multiflorum explant by utilizing agrobacterium rhizogenes ATCC15834 to generate hairy roots, inducing the hairy roots of the polygonum multiflorum to generate calluses, further selecting the calluses for PCR (Polymerase Chain Reaction) detection, and detecting the expression conditions of pCaMV35S, eGFP, RolB, RolC, Aux1 and virD genes in the calluses. According to the method, an agrobacterium rhizogenes mediated hairy root transformation system is successfully established on the polygonum multiflorum, the transformation efficiency of the polygonum multiflorum is improved, the method has the advantages of short transformation time, simple operation process and the like, and technical support is provided for gene function research, transgenic plant cultivation and medicinal component improvement.

This utility model relates to the field of lubricating oil filling gun technology, and discloses a convenient industrial lubricating oil filling gun, including a connector. A metal gun barrel is detachably connected to the inner wall of the bottom end of the connector via a thread. A grease tube is provided on the inner wall of the metal gun barrel. A double pressure shaft is slidably connected to the inner wall of the connector. A one-way valve is fixedly connected to the top end of the connector. An oil pipe is fixedly connected to the top end of the one-way valve. A gun head is fixedly connected to the top end of the oil pipe. A sliding piston is slidably connected to the inner wall of the grease tube. The top end of the grease tube is in close contact with the bottom end of the inner wall of the connector, and the outer wall of the grease tube is in close contact with the inner wall of the metal gun barrel. In this utility model, grease is squeezed to various lubrication points through negative pressure without the traditional spring-driven method. Compared with the traditional spring-driven method of squeezing grease, this method is more convenient, lighter, and faster, bringing many conveniences to users and reducing grease waste.

The invention discloses a biomass carbon-based chemical heat storage composite material and a preparation method thereof.The biomass carbon-based chemical heat storage composite material comprises a nano carbon matrix and a metal hydroxide attached to the nano carbon matrix, the mass ratio of the nano carbon matrix to the metal hydroxide is 30%-50%: 50%-70%, the nano carbon matrix is a polygonal matrix composed of a nano carbon material, and the metal hydroxide is a metal hydroxide. Uniform hexagonal honeycomb holes are formed in the polygonal base body; the preparation method comprises the following steps: selecting a nano carbon material, processing uniform honeycomb holes in the nano carbon material, and treating the nano carbon material in a high-temperature low-oxygen closed environment for 10-15 minutes to obtain the high-adsorbability nano carbon material for later use. According to the method, firstly, the combustion residue ash of the plant roots, stems and leaves is used as a raw material of the metal hydroxide, waste utilization is achieved, secondly, the combustion residue ash of the plant roots, stems and leaves can be obtained from straw power plants, straw heating plants and the like, more ways are achieved, convenience is achieved, and therefore the cost is greatly reduced.

The invention belongs to the technical field of organic synthesis, and particularly relates to a synthesis method of ester-substituted dibenzothiaza derivatives. The invention discloses a method for realizing intramolecular series aryl carboxylation cyclization reaction of an N-(2-ethynyl aryl)-N-alkyl benzene sulfonamide compound under visible light conditions by taking the N-(2-ethynyl aryl)-N-alkyl benzene sulfonamide compound as a substrate, sodium formate as a C1 source and alkali as an additive in the atmosphere of carbon dioxide (air exists and oxygen accounts for 21%). According to the reaction, under the conditions of room temperature and visible light, the ester-substituted dibenzothiaza derivative is synthesized at a medium yield. The method has the advantages of mild reaction conditions, good substrate compatibility, simple operation, cheap and easily available raw materials, simple preparation, stable structure and the like.

The invention discloses a method for preparing a sulfur-doped iron-cobalt-nickel ternary oxide nanotube directly. The method uses a current collector substrate as a working electrode, a Pt sheet as a counter electrode, a saturated calomel electrode as a reference electrode, and a KCl ion electrolyte. By configuring the concentration of the corresponding metal ions and the sulfur source in the corresponding salt solution, and setting the redox voltage interval to 1.2 V to 0.2 V, the metal ions are first adsorbed within the reduction voltage range, and deposited on the current collector surface in the form of hydroxides to form crystal seeds, inducing the growth of subsequent crystals, and obtaining sulfur-doped iron-cobalt-nickel ternary oxide nanotubes grown along the surface of the current collector substrate material. The preparation method of the present invention can directly obtain sulfur-doped iron-cobalt-nickel ternary metal oxide nanotubes grown along the current collector surface, without the need for intermediate template materials such as carbon nanotubes, etc., and successfully avoids the loss of active sites of the material part due to the intervention of inactive intermediate carrier materials, which is beneficial to guaranteeing and improving the effective activity of the material.

The invention provides a method for optimizing the formula of a plant polyphenol tobacco bud inhibitor, which belongs to the technical field of plant polyphenol tobacco bud inhibitors, and comprises: firstly obtaining a basic formula, establishing a formula equation group including equations such as activity, duration, safety, and the like, and an effect equation group describing different bud inhibition stages. Through experiments, multiple groups of formulas are explored, experimental data are obtained, and the formula equation group and the effect equation group are fitted. Based on these models, a multi-objective optimization problem is constructed to optimize the formula synthesis and bud inhibition effect. An improved gray wolf optimization algorithm is used to solve and obtain the optimal formula. Finally, the optimal solution is verified and fine-tuned to obtain the final optimized formula of the plant polyphenol tobacco bud inhibitor. The method integrates mathematical modeling, experimental research and intelligent optimization, systematically optimizes the formula of the bud inhibitor, and solves the technical problem that there is currently a lack of a systematic formula optimization method and it is difficult to quickly find an ideal formula that takes into account the bud inhibition effect, safety and environmental friendliness.

The invention belongs to the technical field of organic chemical synthesis, and particularly discloses a method for synthesizing an axially chiral sulfonamide biaryl diphenol derivative with high stereoselectivity. The invention relates to a method for synthesizing an axial chiral sulfonamide biaryl diphenol derivative with high enantioselectivity by using chiral phosphoric acid to catalyze a biaryl diphenol derivative and a sulfonamide derivative. The method has the advantages that raw materials used in the synthesis method are cheap and easy to prepare, reaction conditions are mild, atom economy is high, the substrate application range is wide, and regioselectivity and enantioselectivity are good.

The invention relates to a method for reading IGES file data and converting the IGES file data into XML. The method comprises the following steps that S1, an input IGES data format file is received; s2, reading and analyzing the input IGES data format file line by line; s3, storing each entity parameter in a classified manner; s4, re-typesetting the data content; and S5, outputting the XML file. The method is wide in application range, including but not limited to the fields of CAD / CAM system integration, product design data management, engineering data service based on a cloud platform and the like. The converted XML file is good in format and clear in structure, so that effective data extraction of special user software and various engineering software becomes very simple, a large amount of time for researching various entity type numbers and file structures of the IGES file is not needed, and the development cost is reduced.

The invention discloses a damp-proof and antibacterial high-density fiberboard and a preparation method thereof, and belongs to the technical field. The moisture-proof and antibacterial high-density fiberboard is prepared from the following components in parts by weight: 30 to 50 parts of modified wood fiber, 20 to 25 parts of adhesive, 10 to 15 parts of nano calcium carbonate and 2 to 5 parts of sodium silicate, the raw materials are simple to obtain, the operation process is simple, and the operation conditions are easy to control; the prepared damp-proof and antibacterial high-density fiberboard is stable in property, good in damp-proof effect and antibacterial effect, high in practicability, high in adaptability and suitable for large-scale production and application.