35results about How to "Eliminate infringement" patented technology

The invention relates to the field of production of nonferrous metallurgy sponge titanium, in particular to a double-magnesium chloride pipe reactor for production of the sponge titanium and a production method of the sponge titanium. The technical problem to be solved by the invention is to provide the double-magnesium chloride pipe reactor for production of the sponge titanium with integrated joint of reduction and distillation production. The invention further provides the production method of the sponge titanium with the integrated joint of reduction and distillation production. The double-magnesium chloride pipe reactor for production of the sponge titanium comprises a tank body (8) and a magnesium chloride main discharge pipeline (7), wherein a magnesium chloride auxiliary discharge pipeline (3) is further arranged on the tank body (8). The production method of the sponge titanium is as follows: discharging liquid magnesium chloride in the last time from the auxiliary discharge pipeline of the hot-end reactor during the magnesium reduction stage, and discharging other liquid magnesium chloride from the main discharge pipeline of the hot-end reactor. The reactor and the production method can shorten the single-furnace production cycle, improve the quality of the produced sponge titanium, greatly reduce the production cost and have broad application prospects.

A high tempering parameter SR embrittlement resistant cryogenic nickel steel and a manufacture method thereof. The nickel steel comprises, by weight, 0.025%-0.060% of C, Si no more than 0.15%, 0.45%-0.85% of Mn, P no more than 0.012%, S no more than 0.0020%, 0.10%-0.40% of Cu, 2.80%-3.80% of Ni, 0.10%-0.30% of Cr, 0.05%-0.30% of Mo, 0.040%-0.070% of Als, 0.006%-0.012% of Ti, 0.008%-0.025% of Nb, N no more than 0.0040%, 0.001%-0.003% of Ca, residual iron and unavoidable inclusions. According to optimized controlled rolling and a normalizing plus tempering technology, the nickel steel gains extremely high ultralow temperature toughness, excellent HIC / SCC resistance, weldability and bearing capacity of high heat input welding; besides, the nickel steel has excellent high tempering parameter SR embrittlement resistance characteristic, and is especially suitable for manufacture of large-scale LPG low temperature storage tank, low temperature storage tank for ship and large-scale steel structure for ice ocean and polar region.

A health-care collagen capsule for moistening and nourishing skin and removing spots from skin contains freeze dried collagen powder, elastin and precyanidin.

The invention discloses a plastic surface printing ink. The printing ink comprises the following raw materials in percentages by weight: 20-30% of alcohol-soluble polyamide resin solution, 1-5% of nitrocotton resin solution, 10-32% of pigment titanium dioxide, 1-5% of filler, 0.2-1% ofpolyethylene wax, 0.5-1.5% of erucyl amide, 0.1-0.5% of additive, 1-2% of dimethyl phthalate, 10-30% of ethyl acetate, 10-30% of ethanol and 10-30% n-propyl acetate. The invention takes full advantage of the characteristic that the modified polyamide resin can be dissolved in alcohol, the obtained alcohol-soluble polyamide resin solution effectively forms affinity to nitrocotton resin with a low molecular weight structure and has a good compatibility, so that a good leveling is realized during the printing process and the ink with high solid content can be prepared. The printing viscosity of the ink can be diluted to 12 seconds, the ink is adapted to printing machine speed of above 350 meter per minute, and the production efficiency is improved.

The invention relates to a super-smooth plastic colored pencil which comprises a penholder, a skin and a refill, wherein the refill is produced from the following materials in parts by weight: 20-30 parts of polystyrene, 10-20 parts of SBS, 30-50 parts of talcum powder, 10-20 parts of pigment, 1-5 parts of pigment dispersant, 1-5 parts of lubricating assistant, 1-5 parts of seaweed extract, 2-5 parts of modified carbon fiber and 3-6 parts of modified polycarbonate. According to the invention, high polymer material is adopted, and the pencil produced according to a scientific and reliable formula has the physical and mechanical performances and cutting characteristic of wood pencils, can resist falling and fracture, is smooth in writing and moderate in concentration and abrasion, and can be subjected to various contour machining on common machining equipment.

The invention provides a vegetable and fruit cleaning device, aiming to solve the problems that the tap water directly used for cleaning the vegetable and the fruit has a poor cleaning effect and comprises viruses, organics, colloids, pesticides, heavy metals and other contaminants. According to the technical scheme of the invention, the vegetable and fruit cleaning device comprises a water bucket, a vegetable and fruit cleaning basket, a component installation chamber and a controller. The vegetable and fruit cleaning device is internally provided with a water electrolyzing device. The water electrolyzing device is used for applying direct-current voltage to the tap water as the water source through an adapter in a power supply module and decomposing the tap water through an anode plate and a cathode plate so as to separate the weakly-alkaline water and from the weakly acidic water. The vegetable and fruit cleaning device is suitable for cleaning and sterilizing the vegetable and the fruit and has a high vegetable and fruit cleaning effect.

The invention discloses an environment-friendly wood-like plastic pencil and relates to the technical field of pencil manufacturing processing. The pencil comprises a pencil rod, a pencil lead, a pencil cover and an eraser head. The pencil rod is prepared from 40-60 parts of polystyrene, 40-60 parts of talcum powder, 1-5 parts of titanium dioxide, 0.1-1 part of zinc stearate, 0.5-3 parts of calcium stearate and 1-5 parts of pigment. The pencil lead is prepared from 70-90 parts of polystyrene, 5-25 parts of talcum powder, 5-25 parts of thermoplastic elastomer SBS, 70-90 parts of graphite, 0.1-1part of zinc stearate and 0.5-3 parts of calcium stearate. The pencil cover is prepared from 80-100 parts of polystyrene, 20-40 parts of thermoplastic elastomer SBS and 10-30 parts of pigment. According to the plastic pencil, material selection is appropriate, the formula is reasonable, the produced pencil is attractive in appearance, free of lead shifting and breakage, moderate in roll cutting hardness, smooth in writing and high in colorability, wood is replaced with plastic, a large amount of wood is saved, and national forest resources and ecological environment are reasonably and effectively protected.

The invention discloses a Chinese herb feed additive for preventing chicken diarrhea and a preparation method thereof, belonging to the field of animal husbandry and veterinary medicine. The Chinese herb feed additive disclosed by the invention is prepared by taking radix scutellariae, rhizoma coptidis, radix puerariae, radix glycyrrhizae, herba agastachis, radix paeoniae alba, dandelion, Chinese pulsatilla root, honeysuckle, dried tangerine or orange peel, bighead atractylodes rhizome, fructus mume, herba portulacae and cortex phellodendri as raw materials through the steps of cleaning, drying, superfine grinding, sieving and uniform mixing. The Chinese herb feed additive disclosed by the invention is added into a daily ration under the condition that the mass ratio of the Chinese herb feed additive to the daily ration is 0.5%, the ingredients are uniformly stirred, and then the obtained mixture is continuously fed for 7 days, so that the state of chicken diarrhea can be quickly controlled and the illness rehabilitation of diseased chickens can be promoted; and compared with current commonly used antibiotic treatment, the Chinese herb feed additive is high in curative effect, good in effect, and affordable.

The invention discloses a spherical walking device of a planet surface detector, relates to the technical field of space detectors, and aims at solving the problem that the device is easily damaged and easily turns over due to the fact that an existing detector walks by virtue of runners at the lower part of a substrate. The spherical walking device of the planet surface detector is provided with a spherical outer cover, a main shaft, an eccentric weight plate, a walking control device and a steering control device, wherein a motor I of the walking control device is movably connected with a belt pulley I on the main shaft through a belt I; a transmission wheel of a motor II of the steering control device is fixedly connected with a pendulum bob; and a main control computer, a power supply and a detection device all are fixed at centre-of-gravity positions at two sides of the eccentric weight plate. The spherical walking device is simple in structure, easy to manufacture, safe and reliable, and the walking speed can be greatly improved.

The invention provides a method for conducting mixed preparation of tracer composition through a boiling granulator. The method mainly includes the steps of raw material preparation, weighing and general screening, solution weighing, preparing and filtering, equipment parameter setting, no-load check of equipment, adding of raw materials, granulator starting and drug mixing, material discharging and the like. The tracer composition prepared through the method can meet performance and use requirements of products, medicament mixed preparation uniformity and product quality stability are greatly improved, and the method has the advantages that manufacturing is safe, and damage of dust to human bodies and environmental pollution are eliminated.

The invention provides an Android application authorization installing method, a scan code payment terminal, a server and a system. A signature verification mechanism of the installing method is embedded into installation services of an Android system, and the method comprises the steps that an installation tool is applied to open an apk file; a verification file of the apk file is read and verified so as to be used for judging the integrity of the apk file, and if the verification is failed, the apk file is directly deleted; if the verification is successful, the system installation services obtain the signature information of the apk file; the signature information of the apk file is compared with the signature information of a device manufacturer, if the comparison result is in agreement, the apk file is installed, and if the comparison result is not in agreement, the apk file is deleted, wherein the signature information of the device manufacturer is fixed to the inside of the Android system in a built-in signature file list form. The Android application authorization installing method is used for preventing third-party software without authorization from being installed in an Android device in an apk form, and the security risk that an apk file bypasses the signature verification mechanism and is directly installed in the Android device in other apk installing methods is avoided.

The invention discloses an environment-friendly wood-like pencil plastic preparation process, and relates to the technical field of pencil manufacturing and processing. The environment-friendly wood-like pencil plastic preparation process comprises the following steps that (1) refill granulation is carried out; (2) pencil skin granulation is carried out; (3) pencil holder granulation is carried out (4) wire pulling is carried out; (5) cutting polishing is carried out; (6) eraser head assembling is carried out; (7) trademark printing is carried out; (8) sharpening is carried out; (9) cleaning is carried out; and (10) packaging is carried out. A plastic pencil proposed by the invention is proper in material selection and reasonable in formula, the produced pencil is exquisite in appearance,free of refill leaning, free of refill breaking, moderate in rolling and cutting hardness, smooth in writing and strong in coloring, plastic is used for replacing wood, a large amount of wood is saved, and the national forest resources and ecological environments are reasonably and effectively protected.

The invention relates to a health-care sports jumpsuit. The health-care sports jumpsuit comprises a jumpsuit body, a smart device and maintenance components, wherein fabric containing silver fiber issewn in an area of the jumpsuit body; the smart device comprises a device casing, a functional circuit board and a battery; a maintenance and healthcare control system is arranged on the functional circuit board and comprises a main control module, a power management module, at least one load output control module, an equipment interface module, a wireless communication module and a display module. According to the health-care sports jumpsuit, the temperature of the surface of the health-care sports jumpsuit can be adjusted according to the environment temperature by means of the area containing the silver fiber, and comfortable wearing experience of the jumpsuit which is warm in winter and cool in summer is brought to a user; static electricity of the body of the user can be eliminated, and injury of electromagnetic radiation is avoided; operation of the maintenance components is controlled through the smart device, blood circulation is promoted, development of cells of the body is stimulated, each part of the body is promoted to develop normally, and the bodybuilding exercise effect is realized.

The invention relates to a visible light initiation system, especially to a preparation method for a high-efficiency biocompatible radical photopolymerization visible light initiation system, belonging to the technical field of photocuring preparation of medical hydrogels. The visible light initiation system is added into a photocured hydrogel precursor solution for preparation of a photocured hydrogel. On the basis that the total weight of the photocured hydrogel precursor solution is 100%, the system comprises, by weight, 0.5 to 1% of the first component--a photosensitizer, 0.5 to 1% of a second component--a coinitiator which is water-soluble sericin or silk peptide having undergone oxidation treatment by hydrogen peroxide, and / or 0.5 to 1% of a third component--a photosensitive synergist which is one selected from a group consisting of an iodonium salt, a sulfonium salt and a phosphonium salt.

The invention relates to a high-blackness graphite resin pencil which comprises a penholder, a coat and a refill. The refill comprises, by weight, 20-30 parts of polystyrene, 10-20 parts of SBS (styrene butadiene styrene), 20-30 parts of graphite, 30-50 parts of modified talcum powder, 1-5 parts of a lubrication additive, 2-3 parts of rosin resin and 3-6 parts of modified polycarbonate. The high-blackness graphite resin pencil has the advantages that high-polymer materials are adopted, so that the pencil produced according to scientific and reliable formula has physical and mechanical properties and cutting properties of a wood pencil and is resistant to smashing and bending, lubricant in writing and appropriate in concentration and abrasion, and various forming processes can be performed on ordinary processing equipment.

The present invention discloses a herbal extract for treating damp-toxin pains and a preparation method of the herbal extract. The herbal extract is characterized by being prepared from the followingraw materials in parts by weight: 50-100 parts of rosemary, 50-100 parts of radix et rhizoma rhodiolae crenulatae, 35-50 parts of safflowers, 20-30 parts of myrrh, 20-30 parts of frankincense, 50-80 parts of radix polygalae, 40-60 parts of herba gynostemmatis pentaphylli, 100-120 parts of magnetite, 200-300 parts of silkworm excrement, 200-250 parts of mulberry leaves, 100-150 parts of chrysanthemum, 100-200 parts of moxa floss, 30-50 parts of red paeony root, 25-35 parts of rhizoma chuanxiong, 100-150 parts of ginkgo leaves, 50-80 parts of kudzuvine root, 30-50 parts of drug sweetflag rhizome, 100-160 parts of polygonum multiflorum vine leaves, 35-50 parts of sharpleaf galangal fruits, 20-30 parts of spina date seeds, 100-200 parts of millet and 500-1,000 parts of a filler, water is addedinto the raw materials of the frankincense, radix polygalae, rhizoma chuanxiong, kudzuvine root and spina date seeds for decoction, filtering is conducted to remove dregs, the millet is added into the obtained filtrate, the filtrate is heated and concentrated into paste to wrap the millet and drying is conducted; and after the other medicines are crushed, the crushed medicines are mixed with themillet, and the mixture is loaded into a cloth bag to be sealed. The herbal extract is reasonable in the formula, improves sleep quality, strengthens the brain, benefits intelligence and promotes a memory function, and is suitable for children and primary and secondary school students to use.

The invention relates to environmentally-friendly plastic table printing black ink and a preparation method thereof. In the invention, the characteristic of modified polyamide resins capable of being dissolved in alcohol is fully utilized to prepare an alcohol-soluble polyamide resin solution, the obtained alcohol-soluble polyamide resin solution can effectively form affinity with nitrocellulose resins having a low-molecular-weight structure and has excellent intermiscibility and good leveling property during the printing process, thus high-solid-content ink is prepared. The obtained ink has the printing viscosity capable of being diluted to 12 seconds, is adaptable to printing at a machine speed more than 350 m / min, and improves production efficiency.

The invention relates to a pencil and a manufacturing method thereof, in particular to a plant powder based plastic pencil. A pencil holder of the pencil comprises the following components in percentage by weight: 40-80wt% of plant powder, 15-50wt% of resin carrier, 1-5wt% of plasticizer, 1-5wt% of coupling agent, and 0.5-3wt% of foaming agent. The invention further discloses a manufacturing method of the plant powder based plastic pencil, and the method comprises the steps of: raw material mixing, granulating, heating, synchronous molding of a pencil holder, a pencil peel and a cartridge, and the like. The plant powder based plastic pencil provided by the invention can replace a wooden pencil, has the advantages of good strength and toughness, easiness for peeling, no toxicity and environmental friendliness, simple production process and low cost, is beneficial to reduction of consumption in wood and fossil energy, and has the effects of saving energy, being low-carbon and protecting the environment.

The invention discloses a Chinese herb feed additive for preventing chicken diarrhea and a preparation method thereof, belonging to the field of animal husbandry and veterinary medicine. The Chinese herb feed additive disclosed by the invention is prepared by taking radix scutellariae, rhizoma coptidis, radix puerariae, radix glycyrrhizae, herba agastachis, radix paeoniae alba, dandelion, Chinese pulsatilla root, honeysuckle, dried tangerine or orange peel, bighead atractylodes rhizome, fructus mume, herba portulacae and cortex phellodendri as raw materials through the steps of cleaning, drying, superfine grinding, sieving and uniform mixing. The Chinese herb feed additive disclosed by the invention is added into a daily ration under the condition that the mass ratio of the Chinese herb feed additive to the daily ration is 0.5%, the ingredients are uniformly stirred, and then the obtained mixture is continuously fed for 7 days, so that the state of chicken diarrhea can be quickly controlled and the illness rehabilitation of diseased chickens can be promoted; and compared with current commonly used antibiotic treatment, the Chinese herb feed additive is high in curative effect, good in effect, and affordable.

The invention relates to the technical field of skin-care products and particularly relates to a formula of organic biological face-cleaning gel and a preparation method thereof. The organic biological face-cleaning gel is prepared from components of a phase A, a phase B, a phase D. According to the formula, lauramidopropyl betaine is used for enhancing the viscosity of the formula by adopting lauramidopropyl betaine, the compatible performance and dissolving performance of the whole formula can be improved, and the stimulation effect of anionic surfactant can be reduced, and the safety is high. The lauramidopropyl betain serving as the surfactant has the advantages of no-toxicity, tastelessness, no stimulation, hard water resistance, acid-alkali resistance, good system compatibility and the like, and has an excellent bubble inhibiting performance. The formula does not contain allergic additive and has an effect of promoting soothing of a nervous system since a plant aromatic therapeutic function is achieved by using a plant aromatic system as a natural preservative system. The preparation method has the characteristics of simple process and low production cost and is suitable forlarge-scale production.

The invention discloses a vacuum cutting method and a vacuum cutting device for vacuum suction of anode mud from a cell bottom. A winning cell with a hopper-shaped cavity bottom is adopted; the bottom of the hopper-shaped cavity bottom of the winning cell is provided with an anode mud outlet, so that the anode mud is gathered at the anode mud outlet of the bottom of the winning cell; the anode mud outlet is connected with a vacuum suction pipe which is connected with a vacuum separation device; and the anode mud generated by the winning cell passes through the vacuum separation device, is sucked into a vacuum liquid receiving device of the vacuum separation device through the anode mud outlet at the bottom of the hopper-shaped cavity bottom of the winning cell under the vacuum state, flows into a liquid seal device through a gravity mud discharge pipe, and is finally introduced into an anode mud storage tank or a leaching system through a process pump. The winning cell comprises a winning cell provided with a movable sealed cover and an open winning cell. The method and the device can be applied to all electrowinning processes.

The invention relates to novel specimen preservative liquid. A method for preparing the preservative liquid is characterized in that clove, borneol, broom cypress fruit, perilla, phellodendron, litsea cubeba, dried orange peel, dictamnus dasycarpus turcz are decocted with water to obtain a traditional Chinese medicine preparation, the traditional Chinese medicine preparation is mixed with 100 ml of a benzoic acid alcohol solution, and then a mixture is uniformly stirred to prepare a concentrate for convenient storage. While in use, 10000 ml of water is added in the concentrate to prepare the preservative liquid, and the preservative liquid can effectively prevent rot of a biological specimen for long term, and can guarantee body health of people who contact the preservative liquid for long term.

The invention relates to the field of production of nonferrous metallurgy sponge titanium, in particular to a double-magnesium chloride pipe reactor for production of the sponge titanium and a production method of the sponge titanium. The technical problem to be solved by the invention is to provide the double-magnesium chloride pipe reactor for production of the sponge titanium with integrated joint of reduction and distillation production. The invention further provides the production method of the sponge titanium with the integrated joint of reduction and distillation production. The double-magnesium chloride pipe reactor for production of the sponge titanium comprises a tank body (8) and a magnesium chloride main discharge pipeline (7), wherein a magnesium chloride auxiliary discharge pipeline (3) is further arranged on the tank body (8). The production method of the sponge titanium is as follows: discharging liquid magnesium chloride in the last time from the auxiliary discharge pipeline of the hot-end reactor during the magnesium reduction stage, and discharging other liquid magnesium chloride from the main discharge pipeline of the hot-end reactor. The reactor and the production method can shorten the single-furnace production cycle, improve the quality of the produced sponge titanium, greatly reduce the production cost and have broad application prospects.

A high tempering parameter SR embrittlement resistant cryogenic nickel steel and a manufacture method thereof. The nickel steel comprises, by weight, 0.025%-0.060% of C, Si no more than 0.15%, 0.45%-0.85% of Mn, P no more than 0.012%, S no more than 0.0020%, 0.10%-0.40% of Cu, 2.80%-3.80% of Ni, 0.10%-0.30% of Cr, 0.05%-0.30% of Mo, 0.040%-0.070% of Als, 0.006%-0.012% of Ti, 0.008%-0.025% of Nb, N no more than 0.0040%, 0.001%-0.003% of Ca, residual iron and unavoidable inclusions. According to optimized controlled rolling and a normalizing plus tempering technology, the nickel steel gains extremely high ultralow temperature toughness, excellent HIC / SCC resistance, weldability and bearing capacity of high heat input welding; besides, the nickel steel has excellent high tempering parameter SR embrittlement resistance characteristic, and is especially suitable for manufacture of large-scale LPG low temperature storage tank, low temperature storage tank for ship and large-scale steel structure for ice ocean and polar region.

The invention provides an authorized installation method for an Android application, a code scanning payment terminal, a server and a system. The signature verification mechanism of the installation method is embedded in the installation service of the Android system, including: the application installation tool opens the apk file; the verification file of the apk file is read for verification, for judging the integrity of the apk file, verification If it fails, delete the apk file directly; if the verification passes, the system installation service obtains the signature information of the apk; compares the signature information of the apk file with the signature information of the device manufacturer, and the signature information of the device manufacturer is listed in the list of built-in signature files The form is solidified into the Android system. If the comparison results are consistent, the apk file will be installed, and if the comparison results are inconsistent, the apk file will be deleted. The invention is used to prevent unauthorized third-party software from being installed in the Android device in the form of apk, and also avoids the potential safety hazard that the APK bypasses the signature verification mechanism and is directly installed in the Android device in other apk installation methods.

The invention relates to the technical field of photo-curing hydrogels, and in particular relates to a visible light initiating system in a medical photo-curing hydrogel and a photo-curing method thereof. The visible light initiating system in the medical photo-curing hydrogel contains the following components in part by weight: 0.5-1 part of the first component: photosensitizer, and 0.5-5 parts of the second component: auxiliary initiator; the auxiliary initiator is water-soluble sericin or fibroin powder, the photosensitive synergist is one of iodonium salt, sulfoniumsalt or phosonium salt. The system is good in solubleness in water, and excellent in biocompatibility or biosecurity; and the free radical produced after absorbing 400-700nm of visible light can efficiently initiate the polymerization and curing of the precursor aqueous solution containing unsaturated double bond, thereby preparing the multipurpose medical hydrogel.

The invention discloses a manufacturing and identification method of a meridian acupoint level anatomy teaching and research display specimen, which comprises the following steps of: selecting a normal human body remain conforming to the Asia yellow race physical measurement standard as a material, carrying out acupoint layering anatomy according to the human body meridian acupoint level structure display needs after conventional liquid medicine treatment, disclosing and displaying an anatomical structure on the periphery of an acupoint of a human body layer by layer and point by point, carrying out Silicon-liquid polymer compound silicone rubber vacuum infiltration and replacement treatment, and shaping and fixing through different postures; carrying out meridian acupoint analysis review and accurate positioning after plasticizing and shaping, and needling point by point to identify an acupoint Chinese name and an acupoint international code; needling 362 meridian acupoints for each layer specimen by the Chinese National Standard GB / T12346-2006, needling 46 non-meridian extra acupoints, wherein 408 acupoints are totally identified in the whole human body. The manufacturing and identification method can be applied to human body level anatomy teaching, traditional Chinese medicine human body acupoint anatomy teaching and related scientific research and can also be applied to human body meridian acupoint structure display and the like.

The invention relates to the technical field of green disease prevention and control of medicinal plants, and particularly discloses a method for preventing and controlling nematode disease of panax notoginseng. The method comprises the following steps that nematode-killing plants of overground parts of artemisia abrotanoides, eupatorium adenophorum and circium japonicum are selected, mixing and decomposing are carried out, the mixed and decomposed nematode-killing plants, biochar and organic fertilizer are mixed according to a mass ratio of 2: 1.5: 1, and then the mixture is mixed into soil; the overground parts of the artemisia abrotanoides and the circium japonicum are uniformly mixed and paved on the panax notoginseng planting moisture surface, and then pine leaves are paved; and the overground parts of the artemisia abrotanoides and the circium japonicum are crushed to 20-30 meshes, and correspondingly and uniformly spread to the panax notoginseng planting moisture surface in the sixth month, the eighth month and tenth month of panax notoginseng planting. According to the technical scheme, the nematode disease inhibition rate of panax notoginseng reaches up to 90%-92%, the use amount of chemical agents and pesticides is reduced by 60%, and ecological planting and green disease prevention and control of panax notoginseng are achieved.

The invention provides a vegetable and fruit cleaning device, aiming to solve the problems that the tap water directly used for cleaning the vegetable and the fruit has a poor cleaning effect and comprises viruses, organics, colloids, pesticides, heavy metals and other contaminants. According to the technical scheme of the invention, the vegetable and fruit cleaning device comprises a water bucket, a vegetable and fruit cleaning basket, a component installation chamber and a controller. The vegetable and fruit cleaning device is internally provided with a water electrolyzing device. The water electrolyzing device is used for applying direct-current voltage to the tap water as the water source through an adapter in a power supply module and decomposing the tap water through an anode plate and a cathode plate so as to separate the weakly-alkaline water and from the weakly acidic water. The vegetable and fruit cleaning device is suitable for cleaning and sterilizing the vegetable and the fruit and has a high vegetable and fruit cleaning effect.