50 results about "Bacteria removal" patented technology

The present application relates to air conditioning technical field, specifically provide a kind of control method of air conditioner, to solve the problem that the function of the bacteria removal device in prior art is relatively single, cannot remove odor.For this purpose, the control method of the present application includes: obtaining the air quality index of outdoor environment, determine the interval where the air quality index is located, obtain the number of people in the space where air conditioner is located, based on the interval where air quality index is located and the number of people, control the operation mode of first ultraviolet module and / or second ultraviolet module.The present application controls the operation mode of first ultraviolet module and second ultraviolet module according to the interval where air quality index is located and the number of people, so as to control the operation mode of air conditioning device in real time according to the air quality of outdoor environment and the number of people in indoor space, so that it can operate according to different actual situation to achieve different sterilization and odor removal intensity, better improve the air condition of indoor space.

The application discloses a desalination method for 1,3-propanediol fermentation liquor, and comprises the following steps: sequentially performing bacteria removal and concentration on the 1,3-propanediol fermentation liquor to obtain a primary concentrated solution; and performing specific chromatographic separation and desalination on the primary concentrated solution by using a chromatographic separation system to obtain a desalination solution; by the specific chromatographic separation and desalination process, the PDO fermentation liquor can be directly subjected to chromatographic separation and desalination after being filtered by ultrafiltration, the nanofiltration membrane filtration process is reduced, and the PDO extraction process is simplified; in addition, the product yield of PDO in the desalination process of the PDO fermentation liquor can reach more than 98%, the chromatographic separation and desalination rate is increased to more than 90%, the residual amount of the distillation kettle is significantly reduced, the product yield of PDO in the distillation process is increased, and the product quality is significantly improved.

The application discloses a security filter element recycling and cleaning device with a sterilization function, which comprises a cleaning tank, a feeding pipe, a transmission shaft, a transmission sleeve, a rotating disc, a first driving mechanism and a second driving mechanism; the cleaning tank is provided with a fixing seat; the rotating disc is provided with a cleaning sleeve; the rotating disc is provided with a first gear, and the cleaning sleeve is provided with a gear ring; the transmission shaft is provided with an inflation mechanism; the cleaning sleeve is provided with brush bristles and a clamping mechanism; the cleaning tank is provided with a lifting mechanism; the cleaning tank is provided with an ultraviolet lamp, a liquid feeding pipe, a discharge opening and a discharging mechanism. The second driving mechanism drives the cleaning sleeve to rotate, the lifting mechanism drives the cleaning sleeve to move up and down to clean the filter element, the clamping mechanism clamps the filter element, and the first driving mechanism drives the filter element to rotate to the discharge opening to be discharged.

FIELD: fillers.SUBSTANCE: method for producing a filler. A method for producing a filler comprises: a) mixing polynucleotides having a molecular weight of 1800 to 2300 kDa with a solvent to obtain a solution of polynucleotides and then mixing said solution, wherein the polynucleotides are uniformly distributed in the solvent; b) removing bacteria from the resulting polynucleotide solution using a sterile filter; c) mixing non-crosslinked hyaluronic acid having a molecular weight of 100 to 5000 kDa and a pH modifier with a bacteria-free polynucleotide solution, wherein the polynucleotide is contained in a concentration of 1 to 1.5 wt. / vol.% and non-crosslinked hyaluronic acid is contained in a concentration of 0.1 to 1 wt. / vol.% relative to the total volume of the final filler, and is characterized in that steps a)–c) are performed sequentially, wherein the filler has a complex viscosity in the range of 0.3 to 3 Pa⋅ with and is suitable for reducing mild wrinkles according to the Wrinkle Severity Rating Scale (WSRS) or crow's feet; wherein step c) of mixing hyaluronic acid and a pH modifier comprises: c-1) mixing non-cross-linked hyaluronic acid with the bacteria-free polynucleotide solution obtained in step b) to obtain a mixture; c-2) mixing a pH modifier with the obtained mixture.EFFECT: reduction in the possibility of external contamination of the filler during production and a reduction in mild wrinkles according to the Wrinkle Severity Rating Scale (WSRS) or crow's feet.8 cl, 2 dwg, 7 tbl, 8 ex

A treatment mixture for treating biofilms on a human or animal is provided. The treatment mixture comprises: an effective amount of a salt of alkyleth sulfate defined by Formula I:          R1-(OCHR2CH2)n-OSO3X1     Formula I wherein: R1 is a branched or unbranched alkyl of 8-24 carbons; R2 is hydrogen or methyl; n is an integer of 2 to 30; and each X1 is independently a counter ion; an effective amount of at least one surfactant selected from the group consisting of a salt of alkyl sulfoacetate defined by Formula II:          R4OC(O)CH2SO3X2     Formula II wherein R4 is a branched or unbranched alkyl of 8-24 carbons; and X2 is a counter ion; and an effective amount of a salt of an alkyl sulfosuccinate defined by Formula III: wherein: R3 is the branched or unbranched alkyl group of an alkyl alcohol with the alcohol hydrogen replaced with the sulfosuccinate wherein the alkyl has of 8-24 carbons, more preferably 10-18 carbons and most preferably 12-14 carbons; and X is a counter ion; and an effective amount of a zinc salt.

The invention relates to the technical field of drinking water treatment, and discloses a multifunctional and integrated composite micro-polluted underground water treatment device and method.The device is mainly composed of three main devices including an aeration column, a chemical crystallization circulating granulation fluidized bed and a catalytic oxidation filter column and a matched system; the aeration column aerates the raw water subjected to acid adding treatment to reduce the alkalinity of the raw water, the chemical crystallization circulating granulation fluidized bed can remove hardness, iron and manganese in incoming water, effluent of the crystallization fluidized bed enters the catalytic oxidation filter column to be filtered, and manganese, ammonia nitrogen, bacteria and microorganisms in the water are further removed through an internal catalytic oxidation active filter material; the whole set of system combination of the multifunctional and integrated composite micro-polluted underground water treatment device can achieve the functions of softening, iron removal, manganese removal, turbidity removal, ammonia nitrogen removal, bacteria removal and microorganism removal on micro-polluted underground water, and effluent can directly reach the drinking water standard.

The ventilator for dust removal, dehumidification, degerming, sound absorption, noise reduction and heat exchange is arranged on ventilation openings formed in indoor and outdoor walls of a building, and outdoor cold air containing moisture and germs, harmful substances and noise attached to dust is subjected to heat exchange through the pressure difference between indoor air and outdoor air; dust and moisture flowing through outdoor dust removal filter cloth are coarsely filtered and enter the dust removal, dehumidification and noise reduction purification device through flow division of an air inlet grille in the ventilator, induction of differential pressure of an insect prevention filter screen and an air guide pipe and heating of a Venturi heating device; when air is in contact with a titanium dioxide material, a sound absorbing material and an LED light bar which are coated and arranged in the dust removal, dehumidification and noise reduction purification device, germs and harmful substances adhered to moisture and dust are subjected to catalytic oxidation decomposition, dust removal, dehumidification, sterilization, sound absorption, noise reduction and cold air heat exchange treatment; and after being purified by indoor dust removal filter cloth, the air flows indoors at the temperature of 16 DEG C or above, moisture and dust particle size PM2.5 are removed, the concentration and the degerming effect reach 95%, and the sound absorption and noise reduction effect is 33 decibels or above.

The utility model relates to the technical field of biological degerming purification tanks for organic wastewater treatment, in particular to a biological degerming purification tank for organic wastewater treatment, which comprises a mixing barrel, a liquid inlet is arranged on the base surface of the mixing barrel, a stirring motor is arranged on the right side surface of the mixing barrel, a liquid outlet electromagnetic valve is arranged on the left side surface of the mixing barrel, and the liquid outlet electromagnetic valve is arranged on the right side surface of the mixing barrel. A stirring screw is rotatably arranged in the mixing barrel, a shaking assembly and the stirring screw are arranged on the biological sterilization purification tank for organic wastewater treatment, the stirring screw can be driven to rotate by operating a stirring motor, and a left threaded rod can be driven to rotate by operating a left adjusting motor; a left rotating rod and a first auxiliary rod can be driven to rotate through an adjusting block, so that a shaking plate can deviate towards the left lower side, a right adjusting motor can be operated to drive the shaking plate to deviate towards the right lower side, and the shaking plate can swing left and right to drive liquid in the mixing barrel to shake; the chemical agent and the organic wastewater can be better mixed.

The application belongs to the technical field of polysaccharide preparation and relates to a purification method and application of microbial polysaccharide hyaluronic acid. ‑ The viscosity of the hyaluronic acid fermentation liquor is reduced by more than 99% after the alkali-adjusted and viscosity-reduced hyaluronic acid fermentation liquor is subjected to mechanical shearing treatment, so that the viscosity is further reduced to 40-75 mPa s; the hyaluronic acid fermentation liquor after the high-shear treatment is filtered to remove bacteria and impurities; acid is added to the filtered solution for neutralization, and then alcohol precipitation and drying are performed, and the hyaluronic acid is obtained. The application can quickly reduce the viscosity of the hyaluronic acid fermentation liquor to reach the viscosity range for efficient bacteria removal and impurity removal in subsequent operations, thereby breaking through the industrial bottleneck of bacteria removal and purification in the industrialized production process of microbial polysaccharide hyaluronic acid.

Provided herein are methods and compositions for growing a plurality of different bacteria, where each of the plurality of bacteria is grown on a separate medium from the others, removing the bacteria from the media, and combining them to produce a microbial consortium.

The utility model relates to the field of electric appliances, and particularly provides a degerming module and refrigeration equipment. The sterilization module comprises a water storage cavity and a first ionization assembly at least partially located in the water storage cavity, the first ionization assembly is used for ionizing water in the water storage cavity, and the sterilization module further comprises an atomization piece and a second ionization assembly. The atomizing part is used for atomizing water ionized by the first ionization assembly in the water storage cavity into water mist, and the second ionization assembly is used for ionizing the water mist emitted by the atomizing part. According to the utility model, the first ionization assembly and the second ionization assembly can successively ionize water in the water storage cavity so as to generate enough strong oxidizing particles, the water in the water storage cavity can be output to the chamber of the refrigeration equipment from the sterilization module in the form of water mist, and the strong oxidizing particles with high concentration in the particles of the water mist can be discharged out of the chamber of the refrigeration equipment. Bacteria and viruses in the compartment can be effectively killed, and safety and no pollution are achieved.

1. Name of the designed product: razor (with sterilization function). 2. Use of the designed product: for trimming hair. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: assembly state diagram.

The invention discloses a formaldehyde-removing and bacterium-removing activated carbon-based bifunctional material as well as a preparation method and application thereof, and aims to solve the technical problems that active components of an existing modified activated carbon material are easy to fall off, and efficient formaldehyde removal and lasting bacterium resistance are difficult to realize at the same time. Comprising an activated carbon carrier and an active component loaded on the activated carbon carrier, wherein the surface of the activated carbon carrier contains oxygen-containing functional groups; the active components comprise an aldehyde removal active component and a bacteria removal active component, and the active components and metal ions in the active components form coordinate bonds or hydrogen bonds through oxygen-containing functional groups; the aldehyde removal active component is metal oxide nano-particles which are selected from at least one of manganese dioxide, zinc oxide, titanium dioxide, copper oxide and iron oxide; the degerming active component is nano-antibacterial metal and / or metal oxide nanoparticles, and is selected from at least one of nano-silver, zinc oxide and copper oxide; the loading capacity of the aldehyde removal active component is 0.5-15 wt% of the total mass of the material; the loading capacity of the antibacterial active component is 0.05-2wt% of the total mass of the material.

The invention provides a polyvinylidene fluoride membrane as well as a preparation method and application thereof, and relates to the technical field of materials. The preparation method of the polyvinylidene fluoride membrane provided by the invention comprises the following steps: coating a membrane casting solution on a base material to form a liquid membrane, staying a carrier in an environment of 30-80 DEG C for 1-5 seconds, immersing the carrier into a coagulating bath, curing to form a membrane, and washing with water to obtain the polyvinylidene fluoride membrane. The preparation method is environment-friendly, simple in process and low in cost, and the prepared polyvinylidene fluoride membrane has a dendritic-spherocrystal alternate porous structure and controllable membrane aperture, and can be used for biological application technologies such as western blot, sterilization and filtration.

The invention relates to the technical field of casting cooling processing, and discloses a spheroidal graphite casting cooling water recycling device, which comprises a cooling box, a wall body and a recovery device, the wall body is arranged at one end of the cooling box, the recovery device is arranged at one end of the cooling box, the recovery device comprises an evaporation tank, and the evaporation tank is fixed at one end of the cooling box. The upper surface of the evaporation tank is fixedly connected with a tank opening, the upper surface of the wall body is fixedly provided with a guide plate, the lower surface of the guide plate is fixedly connected with a drainage pipe, the lower surface of the drainage pipe is fixedly connected with a water outlet pipe, the water outlet pipe is located right above the tank opening, and the drainage pipe is communicated with the water outlet pipe; the inner wall of the clamping groove is slidably connected with a push plate. According to the rainwater recycling and purifying device, rainwater is collected through the flow guide plate, the drainage pipe and the water outlet pipe when it rains, impurities are filtered out through the filter plate, the filter plate can be conveniently detached and cleaned, then the rainwater is heated and boiled through the heating plate to remove bacteria and microorganisms, and effective recycling and purifying treatment of the rainwater are achieved.

The present invention relates to a filter for removing PFAS, and more specifically, to a filter for removing PFAS, which has the ability to remove artificially synthesized organic compounds and carcinogenic chemical substances contained in raw water. The present invention relates to a filter for water purification, which comprises a filter housing having an inflow part for supplying raw water and an outflow part for purifying the supplied raw water and then discharging the purified raw water, and which is attached to a water purifier, the filter comprising: a filter part (200) which is formed in a cylindrical shape and is inserted into the filter housing (100); the present invention is provided with: an external carbon filter (210) for removing volatile organic compounds and heavy metals contained in raw water supplied to an inflow part (130); an antiviral filter (220) and a post-carbon filter (230) having the ability to remove bacteria; a PFAS removal bead (240) that inhibits artificially synthesized organic compounds and carcinogenic chemicals between an outflow passage (250) and an outflow section (331) of the post-carbon filter (230); and a filter cover section (300) comprising an upper cover (310) provided at one end of the filter section (200), a lower cover (330) having an outflow section (331) provided at the other end, and an inner lower cover (320) provided at one end of the filter section (200).

1. The name of the design product: graphical user interface for indoor and outdoor environment parameter display and setting of electronic equipment. 2. The use of the design product: for electronic equipment. 3. The design points of the design product: in the graphical user interface. 4. The picture or photo that best indicates the design points: design 1 front view. 5. Design 1 is designated as the basic design. 6. The use of the graphical user interface: for displaying indoor and outdoor environment parameters and setting indoor environment parameters. 7. The human-computer interaction mode of the graphical user interface: in design 1-design 10, clicking one of "air conditioner", "fresh air", "humidity control", "bacteria removal" in the main view can set the indoor environment parameters.

The invention relates to the technical field of functional ceramic products, in particular to original degerming and moisturizing functional ceramic and a preparation method and a use method thereof.The functional ceramic is formed by firing natural mineral argil, and the natural mineral argil is naturally enriched with at least two trace metal elements of iron, copper, zinc and manganese needed by human metabolism; the porosity of the body of the functional ceramic is 15-30%, and the functional ceramic is used in cooperation with food to be heated in a microwave oven heating scene. According to the invention, natural mineral argil is taken as a raw material, and through structural design and process optimization, triple functions of moisturizing, nutrition supplement and sterilization in a microwave oven heating scene are realized, so that the core pain point of food moisture loss is solved, trace elements required by a human body are safely supplemented, and meanwhile, the safety of food after heating can be improved; the product is stable in preparation process and convenient to use, and has high practical value and market prospect.

The present application relates to the technical field of clothes treatment, and particularly provides a control method of clothes treatment equipment, aiming at solving the problem of poor effect of bacteria removal of washing machines in the prior art. To this end, the control method comprises: obtaining a washing mode of the clothes treatment equipment, if the washing mode is a mixed washing mode, obtaining a current running stage of the washing mode, if the current running stage is in a pre-watering stage, controlling an inner drum to rotate at a preset inner drum rotating speed, and controlling a light plasma tube and a fan to operate simultaneously, before or after the inner drum is controlled to rotate at the preset rotating speed. The present application combines the operation of the light plasma tube and the fan with the running stage of the mixed washing mode, so that better bacteria removal effect can be obtained while ensuring smooth operation of the mixed washing mode.

This invention provides a method for removing bacterial biofilm using enhanced advanced oxidation technology. The method uses persulfate or permonsulfate as the advanced oxidation system, Fe(II) as the activator, and epigallocatechin gallate as the enhancer. The advanced oxidation system, activator, and enhancer react in a container containing bacterial biofilm to remove it. This method achieves good biofilm removal while reducing the amount of chemical reagents added to the system, eliminating the need for additional post-treatment methods. Therefore, this technology can be applied not only to wastewater treatment systems but also to water supply networks and secondary water supply equipment.

The utility model relates to the technical field of light pollution prevention lens storage device, and disclose a kind of light pollution prevention lens storage device of bacteria removal, including storage shell, the top movable joint of storage shell is equipped with cover plate, and the outer wall one side of storage shell is embedded with control end, the inside of storage shell is provided with sterilization mechanism;The sterilization mechanism includes installation shell, and the front end of storage shell is fixedly installed in installation shell, and the inside one side of installation shell is embedded with quartz glass, and the inside other side of installation shell is fixedly installed with mounting bracket.The utility model is through the cooperation of quartz glass, mounting bracket, ultraviolet lamp, ultrasonic generator and setting shell, can carry out sterilization and sterilization operation by two kinds of ways of ultraviolet and ultrasonic, improve the comprehensiveness of overall disinfection, avoid the influence of dead angle and residue on the surface of lens, affect transmittance, and can be separated with sliding rod and partition rod to lens, avoid mutual adhesion influence sterilization effect.

A hydrodynamic cavitation system features a first stator, a second stator, a third stator, and a rotor, each having a plurality of indentations. The hydrodynamic cavitation system further includes a drive shaft, a variable speed motor, and a pump, wherein the pump circulates fluid through the hydrodynamic cavitation system while the drive shaft actuates the rotor, generating hydrodynamic cavitation between each stator and the rotor. Each of the plurality of indentations provides different regions to optimize overall hydrodynamic cavitation volume, increasing cavitation locations, which can coalesce to become a macro cavitation site and cavitation cloud. The hydrodynamic cavitation system removes bacteria, pathogens, viruses, fungi, cyanobacteria as well as breaks chemical bonds, effectively treating contaminated water and other fluids.

The application provides a sterilization control method, a control device, a clothes processing device and a storage medium. The clothes processing device comprises a sterilization module and a drying module. The sterilization control method comprises the following steps: in response to a sterilization instruction, determining a target sterilization time according to clothes to be processed; controlling the sterilization module to spray sterilization steam to the clothes to be processed within the target sterilization time; controlling the drying module to dry the clothes after sterilization, and obtaining a humidity value of the clothes after sterilization; and when the humidity value is less than a preset humidity, controlling the drying module to perform supplementary drying on the clothes after sterilization. The sterilization control method provided by the application can spray sterilization steam to clothes with peculiar smell, so as to achieve sterilization and odor removal without washing. After steam sterilization, the clothes soaked by the steam are dried by the drying module. When the humidity value is less than the preset humidity, the clothes are directly subjected to supplementary drying, so as to ensure complete drying of the clothes.

The invention relates to a composition for metal corrosion inhibition and degerming and a method for preventing metal corrosion and degerming, the composition contains at least one of ionic compounds with the structure shown in the formula, R is substituted or unsubstituted alkyl with the carbon atom number of 6-30, or substituted or unsubstituted aryl with the carbon atom number of 6-30, or is substituted or unsubstituted alkyl with the carbon atom number of 6-30, or is substituted or unsubstituted aryl with the carbon atom number of 6-30, or is substituted or unsubstituted aryl with the carbon atom number of 6-30, or is substituted or unsubstituted aryl with the carbon atom number of 6-30. X <-> is selected from Cl <->, Br <->, I <->, CH3SO3 <->, C6H5SO3 <-> or CH3C6H5SO3 <->; a substituent group in R is selected from one or more of a halogen group, a hydroxyl group, an amino group, an amido group, a sulfydryl group, an alkyl group with a carbon atom number of 1-3, an alkoxy group with a carbon atom number of 1-3, and a phenyl group. The composition disclosed by the invention has good metal corrosion inhibition and sterilization performance and is convenient to use.

The application discloses a kind of pet full-automatic bathing machine, belong to cleaning device technical field, it includes box unit, transfer unit, binding unit, cleaning drying unit;The box unit includes: frame, side door is provided in the left side of frame, front door is provided in the front of frame, water tank is provided in the lower portion of frame;The transfer unit includes: sliding cooperation's sliding bracket and footboard, footboard is fixed in the bottom of frame, and binding unit is fixedly arranged on sliding bracket;The binding unit includes: the fixed frame of "door" shape, and binding assembly is slidably arranged on the crossbeam of fixed frame;The cleaning drying unit includes: movable U-shaped frame, and multiple water spray nozzles and air outlet are provided on U-shaped frame.The bathing effect of the present application is good, and the cleaning power is strong, which can effectively remove bacteria and parasites;The present application has high automation program, short cleaning time, reduces waiting time and the experience of pet, and the present application also has the advantages of low cost.

An air cleaner capable of removing bacteria and viruses. The air cleaner includes: a main body including a suction hole through which air is introduced and a discharge hole through which air is discharged; an ultraviolet (UV) irradiation device disposed between the suction hole and the discharge hole, and including a UV light emitting diode (LED) configured to transmit ultraviolet rays toward the discharge hole; a photocatalyst filter including a photocatalyst provided to generate active oxygen by reacting with the UV rays transmitted from the UV LED, and disposed between the UV irradiation device and the discharge hole; and a light blocking member disposed between the UV LED and the suction hole to prevent the UV rays transmitted from the UV LED from being emitted to an outside of the main body through the suction hole.

1. The name of the design product: intelligent warm air care machine. 2. The use of the design product: for the warm air care of wardrobe, shoe cabinet and other furniture, and for bacteria removal and mold prevention. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention belongs to the field of antibacterial coating manufacturing, specifically relating to a low-adhesion magnetic soft composite antibacterial coating, its preparation method, and its application. The method involves curing a magnetic soft composite material, then subjecting it to directional saturation magnetization and saturation swelling treatment on its surface to obtain the low-adhesion magnetic soft composite antibacterial coating. The magnetic soft composite material, by weight, comprises 20-40 parts silicone rubber, 40-80 parts silicone oil, and 20-40 parts neodymium iron boron nanoparticles. The low-adhesion magnetic soft composite antibacterial coating removes bacterial adhesion by being driven by a periodically moving magnet array. Compared with existing technologies, the low-adhesion magnetic soft composite antibacterial coating proposed in this invention removes bacterial adhesion under the drive of a periodically moving magnet array, exhibiting good biocompatibility and durable magnetic sterilization.