5067 results about "Cleaning agent" patented technology

The invention discloses a cleaning control method and system based on an electronic cleaning agent, and the method comprises the steps: obtaining the distribution characteristics of pollutants and a material sensitivity judgment result through obtaining the micron-sized particle distribution data, chemical residue concentration data and surface roughness parameters of the pollutants on the surface of an electronic workpiece; according to the pollutant distribution characteristics and the material sensitivity judgment result, matching a candidate formula from a preset cleaning agent formula database, calculating pollutant removal rate predicted values of different concentration and time combinations through a linear regression algorithm, and determining optimized cleaning agent formula parameters and cleaning strength control parameters; and in the cleaning process, the residual quantity of pollutants and the surface damage degree are collected in real time, if the residual quantity of the pollutants exceeds a preset threshold value T1 or the surface damage degree exceeds a preset threshold value T2, cleaning agent injection pressure and cleaning time parameters are dynamically adjusted, and updated cleaning execution parameters are generated. Accurate and efficient cleaning of the surface of the electronic workpiece is achieved.

An automatic dishwashing detergent water-soluble pouch includes a water-soluble film that forms at least two separate chambers that are enclosed by water-soluble film. The separate chambers include a first chamber and a second chamber. The first chamber is connected to the second chamber by a linking portion of water-soluble film, and a length of the linking portion of water-soluble film between the first chamber and second chamber is at least 1.2 cm. The first and second chambers include detergent ingredients.

The invention provides an intelligent management method and system for reducing pollution and carbon of rural domestic sewage. According to the method, sewage flow velocity, COD concentration, ammonia nitrogen content data, user water use time and detergent use amount are collected, and a database is constructed. And weighting the flow velocity and COD to generate a pollution load evaluation value, and calculating an organic matter pollution influence value in combination with ammonia nitrogen and detergent data. A porous ceramic medium is arranged in the biological treatment device, and the dissolved oxygen concentration is adjusted according to the pollution load. A correlation curve of a COD concentration peak value and water consumption time is established, a prediction model is constructed in combination with dissolved oxygen parameters, the gas injection and reflux ratio is adjusted through graded pressure instructions, and the critical value of dissolved oxygen is maintained. The day and night temperature difference is fused to correct the degradation rate, and the optical detection data is combined to optimize the critical range and the instruction priority, so that the cooperative control of sewage treatment and carbon emission reduction is realized. According to the invention, self-adaptive adjustment of dissolved oxygen in sewage treatment is realized, and the sewage reduction and carbon reduction management efficiency of domestic sewage is improved.

The invention discloses waste gas treatment equipment based on environment-friendly construction, and relates to the technical field of waste gas treatment, the waste gas treatment equipment comprises a spray tower, and further comprises a spray mechanism; the filling mechanism comprises a shell, two pore plates slidably connected to the interior of the shell and a plurality of fillers arranged at the tops of the pore plates, and a plurality of through grooves are formed in the top of the shell; the adjusting mechanism is used for driving the shell to rotate within a set angle; by continuously changing the contact angle of the filler and the gas-liquid and realizing the dynamic contact of the filler and the gas-liquid, the problem that the static filler easily forms a scaling area due to non-uniform liquid distribution is solved, the problem of liquid coverage difference caused by non-uniform spray head distribution or local blockage is solved, the space for placing the filler is increased, and the stability of the filler is improved. Then the filler is driven to turn over back and forth at the top of the pore plate, the filler rubs and collides with each other, the cleaning agent is sprayed to the filler, dirt on the filler is cleaned, and the problem that in the prior art, a filler layer needs to be removed from the interior of the spray tower to be cleaned is solved.

The utility model discloses a cleaning needle for removing stains on the inner wall of a flared pipe. The cleaning needle is characterized by comprising a needle seat, a needle rod integrally connected with the needle seat, and a needle cone positioned at the end part of the needle rod, the appearance of the needle base is larger than the outer diameter of the needle rod, a compressed air injection hole is formed in the needle base and the needle rod in the axial direction, an air injection hole is formed in the bottom end of the compressed air injection hole, and the needle rod is longer than a flaring forming inner hole of a machining pipe. A series of problems of complicated production process, sewage and VOC discharge, low production efficiency, high cost and the like of traditional technologies such as water-based cleaning agent cleaning and solvent cleaning are solved, stains are cleaned, the structure is simple, one cleaning needle can be used for a long time, hardware such as a compressor can be integrated into other compressed air nets of a workshop after being put into one time, and the cost is low. No special operation environment requirement exists, and the comprehensive cost is low.

The invention discloses a cleaning method and a control system of a semiconductor wafer cleaning system in the technical field of information, and the control method of the semiconductor wafer cleaning system comprises the following steps: obtaining a wafer surface image, and processing the wafer surface image by adopting an image segmentation algorithm to obtain a wafer surface image; identifying a polluted area and a non-polluted area in the wafer surface image, and judging the pollution degree and the pollution type of the wafer surface according to the area, the form and the gray scale characteristics of the polluted area; cleaning process data of each batch of wafers is recorded, the cleaning process data comprises a cleaning formula, cleaning parameters, cleaning time, cleaning agent dosage, pollution removal rate and surface damage conditions, a big data analysis technology is applied, optimal cleaning processes of different types of wafers are mined, the cleaning formula database is dynamically updated and optimized, and the optimal cleaning process is updated and optimized. Therefore, the cleaning efficiency and the yield are improved.

The invention discloses a biological environment-friendly clothing material with a self-cleaning function and a preparation method of the biological environment-friendly clothing material. According to the invention, the environmental friendliness is obviously improved, and natural components which can be completely biodegraded are adopted and can be quickly decomposed in the natural environment, so that the micro-plastic pollution is reduced; the self-cleaning function is enhanced, and through the synergistic effect of the bionic hydrophobic surface and photocatalytic decomposition, automatic falling and decomposition of stains are achieved; the durability is enhanced, a dynamic self-repairing network can automatically repair daily wear, the service life is prolonged, and the bio-based raw materials are natural, skin-friendly and excellent in air permeability. The supercritical fluid processing and microwave shaping technology replaces a high-energy-consumption process; emission of toxic substances is eliminated, and organic solvents and fluorine-containing compounds are forbidden in the whole process; raw material loss is reduced, and the using amount of functional materials is reduced through an accurate structure regulation and control technology; the maintenance cost is simplified, and the washing frequency and the use of chemical cleaning agents are reduced due to the self-cleaning characteristic; waste is compressed, and resource utilization of by-products is achieved through a closed-loop production system.

The invention relates to the field of dirt removal, and discloses a method and system for evaluating the dirt removal effect of a mold cleaning agent, and the method comprises the steps: obtaining the three-dimensional shape data and characteristic spectrum data of an uncleaned mold, and constructing a dirt distribution model to obtain the dirt type and position distribution; according to the initial dirt classification result, chemical composition and physical characteristics of dirt are judged, and cleaning parameters are obtained; based on the three-dimensional shape data, geometrical characteristics of the special-shaped structure area are extracted, a flow track of the cleaning agent in the special-shaped structure area is analyzed, and action range distribution of the cleaning agent is obtained; optimizing the cleaning parameters based on the action range distribution of the cleaning agent to obtain optimized cleaning parameters; and the optimized cleaning parameters are executed to clean the mold. The method has the advantages that directional cleaning and effect evaluation are achieved, and the cleaning efficiency and quality are improved.

The invention provides application of poly-2-acrylamide-2-methylpropanesulfonic acid in removal of residual lithium on the surface of a high-nickel NCM ternary material, and relates to the technical field of surface treatment of the high-nickel NCM ternary material. The method aims at solving the problem that an existing method for removing lithium carbonate on the surface of an NCM material through high-temperature calcination or high-concentration ethyl alcohol soaking and cleaning has adverse effects on the structure and performance of the high-nickel NCM ternary material. According to the invention, the cleaning agent using poly-2-acrylamide-2-methylpropanesulfonic acid as a main component is provided for cleaning the residual lithium of the high-nickel NCM ternary material, and verification proves that the high-nickel NCM ternary material can be effectively prevented from being damaged by existing high-temperature calcination and high-concentration ethanol soaking and cleaning treatment, and meanwhile, the electrochemical performance of the high-nickel NCM ternary material is remarkably improved.

A lotion applicator for applying a lotion or skincare product to hard-to reach portions of the body is disclosed. The lotion applicator includes a handle or elongated rod. The handle includes a jaw-like structure or clamp capable of releasably holding a roll-on lotion or bottle containing lotion, soap, gel, pain relief lotion, personal care product, cleaning agent, cosmetics and the like. The clamp presents a first part and a second part forming a receptacle for holding the roll-on lotion. The length of the handle is adjustable allowing a user of the lotion applicator to reach the entire area of the back of the user and apply the lotion.

A vacuum cleaner including a cleaner body and a brush device connected to the cleaner body. The cleaner body may be configured to perform self-diagnosis on each element of the vacuum cleaner by comparing a flow path pressure value of the vacuum cleaner which is detected by using a pressure sensor mounted to a portion of a suction duct and data related to a load of a brush device with reference values stored in a memory, and to output a result of the self-diagnosis.

The invention is applicable to the technical field of daily cleaning chemicals, and provides a double-shell probiotic microcapsule which comprises probiotics, a fat-soluble plant extract, cellulose nanocrystals, a polyacrylic acid-chitosan compound, a surfactant, diisocyanate, polyethylene glycol and ethyl acetate. A wall material of the microcapsule is formed by compounding a polyacrylic acid-chitosan compound and a fat-soluble plant extract, the particle size D50 is smaller than or equal to 5 microns, the microcapsule is stable in an environment with the pH being 8-10, and the microcapsule is broken to release probiotics when the pH is smaller than or equal to 6. The outer layer is polyacrylic acid / chitosan compound / polyurethane crosslinking (pH response), the inner layer is coconut oil and soybean oil (fat-soluble core), meanwhile, the material preparation process is simple, the controllable degree is high, and the material is suitable for batch preparation.

The invention relates to an ultra-precision grinding and photochemical mechanical polishing combined process for a laser crystal sheet. Comprising the following steps that coarse grinding is conducted through a coarse-grained grinding wheel, rapid thinning is achieved, the depth of a subsurface damaged layer is determined, and reference is provided for the grinding wheel feeding amount in the accurate grinding stage; a fine-grained grinding wheel is adopted for accurate grinding, a damaged layer introduced in the coarse grinding stage is removed, and high surface / subsurface quality and surface precision are obtained by optimizing technological parameters; a special polishing solution for photochemical mechanical polishing is prepared from an aluminum oxide (Al2O3) grinding material, semi-fine polishing is carried out on a laser crystal sheet, and surface damage caused in the grinding stage is rapidly removed; a special polishing solution for photochemical mechanical polishing is prepared from a zirconium oxide (ZrO2) grinding material, and the laser crystal sheet is finely polished, so that the surface quality and the surface precision are further optimized; an ultrasonic cleaning instrument is adopted to clean the laser crystal slice, and a cleaning agent is absolute ethyl alcohol. According to the invention, high-surface integrity and high-efficiency processing of the laser crystal slice can be synchronously realized.

The invention relates to a composite reverse osmosis membrane acidic cleaning agent, a preparation method and a cleaning process thereof, and belongs to the technical field of environment-friendly water treatment. The cleaning agent comprises the following components in percentage by mass: 4-8% of inorganic acid, 20-40% of organic acid, 1-3% of a surfactant, 0.5-1% of a chelating agent, 0.5-1% of a compound corrosion inhibitor and the balance of deionized water. The composite corrosion inhibitor is formed by compounding 2-mercaptobenzothiazole and the like according to a specific mass ratio, the molecular weight of polyaspartic acid is 5000, and the molar ratio of Zn to Mo in the zinc-molybdate compound is 2: 1. The preparation method comprises the following four steps: firstly preparing a compound corrosion inhibitor premix, then preparing an acidic base solution, and then sequentially adding the components to finally obtain the cleaning solution. According to the cleaning process, a cleaning agent and deionized water are mixed, the membrane flux recovery rate is larger than or equal to 85% through cleaning of a specific process, the reverse osmosis membrane can be effectively cleaned, and the performance of the reverse osmosis membrane can be recovered.

The utility model discloses an electrified cleaning device for electrical equipment operation, which comprises a cleaning agent box, a base, walking wheels and a liquid inlet, the bottom end of the cleaning agent box is connected with the base in a welding way, the two sides of the bottom end of the base are connected with the walking wheels in a welding way, and the top end of the cleaning agent box is provided with the liquid inlet. The electric telescopic rod is started to push the adjusting toothed plate to horizontally move under the action of the guide groove and the guide block, the adjusting toothed plate is meshed with the adjusting gear, so that the adjusting toothed plate drives the adjusting shaft to rotate while horizontally moving, the spray head is driven to rotate under the action of the auxiliary shaft, and the spray head is driven to rotate. The electric telescopic rod drives the adjusting toothed plate to do reciprocating horizontal motion so as to drive the spray head to swing up and down, the spraying angle of the spray head can be conveniently adjusted through the operation, the spraying range of the power equipment is enlarged, and then the cleaning efficiency of the power equipment is improved.

The invention relates to the technical field of cleaning equipment, and particularly discloses a steam cleaning machine. The cleaning machine comprises a cleaning machine body, a steam generation system, a cleaning agent conveying device, a waste water suction device, a hot air device and a control device are arranged in the cleaning machine body, the cleaning machine body is connected with a multifunctional integrated spray head through a multi-channel connector and a multi-channel connecting pipe, and the multifunctional integrated spray head is of a multi-layer hierarchical structure. The steam nozzle, the cleaning agent nozzle and the spherical suction head are sequentially arranged from inside to outside; during use, steam and a cleaning agent cooperatively soften and decompose dirt, the wastewater suction device sucks sewage through a spherical suction head of the spray head, the hot air device blows out hot air for drying, and all the systems are controlled by the control device. The cleaning device integrates the functions of steam cleaning, cleaning agent assisting, waste water sucking and hot air drying, achieves closed-loop cleaning, is convenient to operate and high in efficiency, and meets the cleaning requirements of floors, furniture, tabletops, household appliance gaps and the like in families, hotels and other scenes.

The invention relates to the technical field of welding cleaning agents, in particular to an aluminum alloy welding cleaning agent and a preparation method and application thereof. The aluminum alloy welding cleaning agent comprises the following raw materials in parts by mass: 10-20 parts of organic acid, 1-3 parts of modified silicon dioxide, 0.1-0.5 part of a chelating agent, 1-2 parts of an acidic dispersant, 2-5 parts of a corrosion inhibitor, 1.1-3 parts of a penetrant, 5-10 parts of a defoaming agent and 60-100 parts of water. The cleaning agent is reasonable and scientific in formula, simple to prepare, free of special equipment, high in cleaning capacity, capable of achieving an excellent cleaning effect at low temperature, short in time, good in working efficiency and extremely high in cleaning efficiency on oil stains on metal surfaces, especially aluminum alloy surfaces, and the corrosivity is obviously reduced.

The invention relates to an electrochemical cleaning method for removing organic matters on the surface of a silicon carbide wafer, which comprises the following steps of: immersing the silicon carbide wafer with the polluted surface into electrolyte containing bivalent and / or trivalent ferric salt, applying voltage or current between a cathode material and an anode material, and carrying out electrochemical reaction to remove the organic matters on the surface of the silicon carbide wafer. The surface of the silicon carbide wafer is subjected to organic matter removal. According to the method, an electrochemical oxidation method technology is adopted, the strong oxidation effect of hydroxyl free radicals is utilized, organic residues on the surface of the silicon carbide wafer are oxidized and decomposed into short-chain organic matter, water, carbon dioxide and other products, and the purpose of removing the organic residues is achieved. The method provided by the invention is simple and efficient, can quickly remove organic pollutant residues on the surface of the silicon carbide wafer, does not use high-concentration chemicals and organic component cleaning agents which are difficult to degrade in the cleaning process, is safe and reliable to operate, reduces the consumption of the chemicals, avoids secondary pollution, and is more environment-friendly.

The invention relates to a washing and / or cleaning agent, comprising at least one peptide and at least one enzyme which has hydrolytic activity on an ester bond, preferably selected from lipase and esterase, in particular esterase with lipolytic activity, particularly preferably lipase, wherein the peptide is suitable for adhesion to a fat- and / or oil-containing surface or to a surface coated with fat and / or oil or to a surface provided with at least one fat- and / or oil-containing soil, wherein the surface consists of hard surfaces, more preferably surfaces containing or consisting of ceramic (e.g. porcelain, earthenware), metal, steel, stainless steel, plastic, glass, natural and artificial stone, painted and enamelled surfaces, wood, laminate, linoleum and mixtures thereof, particularly preferably tableware (preferably made of ceramic such as porcelain or earthenware and plastic), metal (e.g.cutlery or pots) or glass and mixtures thereof, particularly preferably tableware (preferably made of ceramic such as porcelain or earthenware and plastic), metal (e.g. cutlery or pots) or glass, and / or textiles, more preferably textiles containing or consisting of cotton, polyester, polyamide, polypropylene and mixtures thereof, particularly preferably cotton, polyester and mixtures thereof. Furthermore, the invention relates to methods for cleaning hard surfaces and / or textiles, and to the use of such peptides and agents for improving the cleaning performance on at least one greasy and / or oily soil.

The invention relates to the technical field of cosmetics, in particular to shower gel with deep cleaning and efficient whitening effects and a preparation method of the shower gel. Shower gel with deep cleaning and efficient whitening effects is prepared from the following raw materials in parts by mass: 0.08 to 0.12 part of disodium ethylene diamine tetraacetate, 0.2 to 0.3 part of a whitening plant extract, 8 to 10 parts of a cleaning agent, 0.2 to 0.25 part of a whitening and freckle removing agent, 0.2 to 0.3 part of a preservative, 0.3 to 0.4 part of a bacteriostatic agent, 0.4 to 0.6 part of pearly slurry, 1.4 to 1.6 parts of sodium chloride, 0.2 to 0.3 part of essence and 83 to 85 parts of deionized water. The shower gel formula provided by the invention not only can provide a deep cleaning effect, but also can effectively whiten the skin, has multiple effects of bacteriostasis, mildness, oxidation resistance, inflammation resistance, skin metabolism promotion and the like, and brings comprehensive skin care experience to a user.

The invention relates to the technical field of cleaning agent mixing, and particularly discloses a mixing device for cleaning agent production and a mixing method thereof.The mixing device comprises a stirring barrel, a premixing frame is arranged in the stirring barrel, a first baffle and a second baffle are arranged in the premixing frame in an up-down spaced mode, the second baffle is assembled in the premixing frame in an up-down sliding mode, and a connecting rod is arranged in the premixing frame; a middle sleeve is assembled outside the connecting rod in an up-down sliding mode, the connecting rod penetrates through the first baffle to be in rotating fit with the second baffle, and the middle sleeve is in rotating fit with the first baffle. A driving assembly is arranged on the premixing frame and connected with the connecting rod to drive the connecting rod to rotate and move up and down. The first rotating rod is rotationally connected with the second rotating rod, and an auxiliary plate is arranged below the first baffle. The mixing device for cleaning agent production and the mixing method thereof have the effect of improving the mixing and dissolving efficiency of raw materials.

The invention relates to the technical field of water treatment, and provides a reverse osmosis membrane cleaning method, a cleaning agent composition and application. According to the method, whether cleaning is needed or not is determined by comparing initial operation parameters and current operation parameters of a system; the pollutant type is accurately judged by observing the appearance characteristics of the membrane surface and detecting related index parameters; and selecting a corresponding cleaning agent formula according to the pollutant type, and sequentially performing physical washing and chemical cleaning. The cleaning agent composition comprises a biological pollution cleaning agent, an organic pollution cleaning agent and / or an inorganic scaling cleaning agent. By establishing a scientific pollution diagnosis system and a targeted cleaning strategy, the problems of fixed cleaning scheme and low pertinence in the prior art are solved, the pressure difference recovery rate after cleaning can reach 90% or above, the desalination rate recovery rate can reach 99% or above, the cleaning efficiency is remarkably improved, the operation cost is reduced, and the service life of the membrane is prolonged.

The utility model provides a heating and ventilation pipeline internal incrustation cleaning device which comprises a water storage tank, a first bearing is arranged on the water storage tank, a cleaning assembly is arranged on one side of the water storage tank, and the cleaning assembly is installed on the water storage tank through the first bearing. A main rod support is arranged in the water storage tank, a telescopic rod is fixedly connected to the main rod support, and the telescopic rod is connected with the cleaning assembly. A moving assembly is arranged on one side of the water storage tank and installed on the water storage tank, a water storage cavity is formed in the water storage tank, a water inlet is formed in the water storage tank, a water pump is arranged on the water storage tank, the water pump is connected with the water inlet, and multiple sets of water spraying openings are formed in the water storage tank. According to the incrustation cleaning device, the cleaning agent is uniformly sprayed on the inner wall of the heating and ventilation system through the water spraying assembly, and then the cleaning assembly rotates at a high speed to clean incrustation on the inner wall of a heating and ventilation pipeline. And meanwhile, through work of the moving assembly, the pipeline cleaning device can move in the pipeline in the whole cleaning process, the cleaning efficiency is improved, and the operation difficulty is lowered.

The invention discloses a continuous conveying device for heavy oil cleaning agent production, and relates to the technical field of heavy oil cleaning agent production, in particular to a continuous conveying device for heavy oil cleaning agent production, which comprises a first conveyor and a second conveyor, one end of the first conveyor is connected with a feeding machine in an attached mode. According to the continuous conveying device, the roller structures are arranged on the surfaces of the guide plate and the limiting side plate, when the braking plate enables containers in a machining area to be kept relatively stable, the conveying belt can conduct continuous transmission, workpieces at the front end can continue to be conveyed forwards in order by means of the transmission conveying belt and the roller structures on the two sides of the limiting side plate, stagnation of the containers at the front end is avoided, and the machining efficiency is improved. According to the packing machine, the number of starting and stopping times of the whole conveying equipment is reduced, due to intermittent rotation of the push disc, the containers which are originally tightly arranged are rearranged, an interval which is more convenient to grab is formed between the containers, the grabbing time is shortened, and the packing efficiency is improved.

This invention relates to the field of water treatment technology, specifically to a reverse osmosis membrane cleaning agent composed of a non-oxidizing bactericide and an enzyme, and its application. Its main purpose is to remove biofouling from reverse osmosis membranes and restore membrane flux. This patent discloses a novel reverse osmosis membrane cleaning agent formulation. Considering the different pH requirements of the cleaning agent in actual production, different types of bioactive hydrolytic enzymes are selected to disrupt the structure of bacterial cell walls and their extracellular polymers. A reducing agent and a non-oxidizing bactericide are combined to enhance the cleaning effect of the reverse osmosis membrane. For different cleaning purposes, non-oxidizing bactericides suitable for acidic and alkaline cleaning are formulated. Sodium benzoate and benzalkonium chloride show good application prospects in the removal of reverse osmosis membrane fouling.

The invention discloses a photovoltaic panel cleaning device and a photovoltaic panel device. The photovoltaic panel cleaning device comprises a supporting frame, a lifting mechanism and a cleaning piece. The supporting frame is used for installing a photovoltaic panel, the two lifting mechanisms are symmetrically arranged on the edge of the supporting frame at intervals, the cleaning piece is arranged on the supporting frame, and the two ends of the cleaning piece are connected with the two lifting mechanisms respectively; the lifting mechanism drives to enable the cleaning piece to be close to or away from the supporting piece so as to be close to or away from the photovoltaic panel. According to the photovoltaic panel cleaning device, the two lifting mechanisms are symmetrically installed on the supporting frame, the two ends of the cleaning piece are connected with the lifting mechanisms correspondingly, under the driving action of the lifting mechanisms, the cleaning piece can be made to be close to or close to the surface of the photovoltaic panel, pressure is applied to the photovoltaic panel to increase the friction force between the cleaning piece and the surface of the photovoltaic panel, and dirt can be effectively cleaned; the cleaning agent is especially suitable for stains with strong adhesion.

The invention relates to the technical field of wafer processing, one embodiment of the invention provides a multi-specification wafer spin-drying device which comprises an equipment body and a centrifugal mechanism, a spin-drying cavity is formed in the equipment body, the centrifugal mechanism is arranged in the spin-drying cavity, a cylinder cover used for opening and closing the spin-drying cavity is installed on the equipment body, and the centrifugal mechanism is arranged in the spin-drying cavity. The device further comprises a liquid falling plate, a sliding plate, a heating assembly, a hot air mechanism and a drainage mechanism, the liquid falling plate is fixedly connected to the interior of the spin-drying cavity, the sliding plate is fixedly connected to the interior of the spin-drying cavity, the heating assembly is used for heating the interior of the spin-drying cavity, and the hot air mechanism is used for being matched with the heating assembly to blow hot air into the spin-drying cavity. And the drainage mechanism is used for discharging the cleaning agent sliding down along the sliding plate in time. By means of the technical scheme, the technical problem that in the prior art, a cavity in a spin-drying device is in a wet high-pressure environment under the action of hot air and a thrown-out cleaning agent, and spin-drying of wafers is not convenient is solved.

A comprehensive and sensuous oral cleaner (10A, 10B, 10C, and 10D) is disclosed to automate and modernize all necessary oral hygiene. The cleaner comprises a power driver (12, 12B, 12C, 12D) that can selectively power-drive a replaceable flosser attachment (13, 14, 15, 17), a replaceable synergistic multi-motion toothbrush attachment (29), and an anti-halitosis attachment (81). The driver also power-drives scent from fragrance sources (68, 24) in the attachments for sensuous ambiance while oral cleaning. The toothbrush attachment is detachably connectable to the power driver for imparting plural motions of a long-bristle toothbrush (77). These actions serve for driving long toothbrush bristles to longitudinally penetrate interdentally for power-brushing interdental contours. In the flosser attachment, a floss span is power-driven in plural motions to efficiently remove plaque as the moving span follows, scrubs, and polishes interdental contours between adjacent teeth. Three embodiments of the flosser attachment use warmed power-driven air to dry the used floss for odor-free storage until replacement of the attachment. Alternatively, two of the flosser attachment embodiments feature an antimicrobial (68) that coats the used floss to inhibit microbial activity. The power-driven anti-halitosis attachment drives a multi-bladed tongue scraper (89, 89B) along with pressurized air to neutralize causal anaerobic tongue bacteria.

The invention provides a 7-series aluminum alloy cleaning agent and a preparation method and application thereof. The 7-series aluminum alloy cleaning agent comprises the following components in percentage by mass: 10%-30% of a chelating agent, 25%-40% of a surfactant, 4%-10% of a pH regulator, 10%-20% of a solubilizer, 0.1%-0.5% of a defoaming agent and 20%-30% of water. The 7-series aluminum alloy cleaning agent provided by the invention has the characteristics of good cleaning effect and no corrosion to 7-series aluminum alloy.

The invention discloses a convenient-to-use cleaning device for intelligent needle bed machining, and relates to the technical field of cleaning accessory devices. The convenient-to-use cleaning device for intelligent needle bed machining comprises a fixed base, a cleaning cylinder is movably connected to the top of the fixed base, a stirring mechanism is movably connected to the interior of the cleaning cylinder, and an internal flow assembly is fixedly connected to the interior of the stirring mechanism. According to the convenient-to-use cleaning device for intelligent needle bed machining, a driving motor rotates to drive a corresponding water pushing plate to rotate through a sleeve, a cleaning agent flows to clean a needle bed in a collecting barrel, the collecting barrel is continuously jacked upwards under the action of an upper protruding block and a lower protruding block, and the needle bed is cleaned; and then the collecting barrel can be pulled back under the action of a return spring, the collecting barrel moves up and down, the needle bases in the collecting barrel become loose, the needle bases can be prevented from being excessively stacked, the cleaning effect is improved, and therefore the cleaning efficiency is improved.