25results about How to "Good decontamination effect" patented technology

The invention discloses a surface cleaning device with good decontamination effect, comprising a floor brush with a roller brush, the floor brush is provided with a decontamination device abutting against the roller brush, the decontamination device comprises a scraping piece, a combing piece located below the scraping piece, the combing piece is provided with a plurality of comb teeth and a connecting portion extending from the comb teeth to the lower surface of the scraping piece, the connecting portion abuts against the lower surface of the scraping piece, the comb teeth and the connecting portion form a front combing surface, the front combing surface abuts against the roller brush, the scraping piece extends in the direction of the roller brush over the front combing surface, the liquid flow scraped by the scraping piece forms a filling area between the connecting portion and the lower surface of the scraping piece, the liquid flow in the filling area gathers and increases pressure to flush the gap between the comb teeth. The surface cleaning device not only has a good effect in treating general garbage, but also does not leave entangled objects such as hair on the roller brush, does not require customers to manually clean the roller brush, has high dirt suction efficiency, good dirt suction effect, is more intelligent and humane, and has a good customer experience.

The invention belongs to the technical field of gene engineering and enzyme engineering, and discloses an alkaline protease mutant and application thereof. Compared with parent alkaline protease with an amino acid sequence as shown in SEQ ID NO: 1, the alkaline protease mutant has disulfide key site pair mutation, and the disulfide key site pair has the following characteristics: i, the disulfide key site pair is not in the range of an active site # imgabs0 # of the alkaline protease mutant; ii, the difference value of amino acid site numbers is greater than or equal to 10; iii, the distance between two cysteine SG atoms forming a disulfide bond is within # imgabs 1 #; iv, the angle of Chi3 is 30 degrees lt; chi3lt; chi3lt; 140 DEG or-30 DEG gt; chi3gt; chi3gt; and-140 DEG C. Compared with the parent alkaline protease, the alkaline protease mutant has the advantages that the heat resistance and / or detergent tolerance are / is obviously improved, the decontamination effect on protein dirty cloth is better, and the requirements of the daily chemical washing industry can be better met.

The utility model discloses a water conservancy project gate water purification device, relates to water conservancy gate technical field, including gate frame, interception subassembly and filter screen, the inside of gate frame is provided with gate main part, and the interception subassembly is installed in the front of gate frame, the interception subassembly includes interception screen frame, locking bolt and interception screen, locking bolts penetrate through the upper sides of the intercepting net frames, a blocking net is fixed between the intercepting net frames, the blocking net is of an arc-shaped structure, rear side plates are fixed to the rear side of the gate frame, a filter screen is installed between the rear side plates, and a trash removal assembly is installed above the outer side of the filter screen. According to the gate water purifying device for the water conservancy project, the blocking net is of an arc-shaped structure, compared with a plane-shaped structure, the available water filtering area is larger, the blocking net can conveniently intercept garbage and impurity dirt passing through the gate body, the filtering net can conveniently intercept impurities passing through the gate body again, pollutants are prevented from passing through, and therefore the multi-layer water purifying effect is achieved.

The invention relates to the technical field of cement grinding aids, in particular to a composite liquid cement grinding aid and a preparation method of the composite liquid cement grinding aid. Maleic anhydride, triethanolamine, acrylic acid and isopentenyl polyoxyethylene ether are used as raw materials in a macromolecular grinding aid solution; a reaction product of maleic anhydride and triethanolamine can form a compound with special functional groups, the functional groups can be effectively adsorbed on the surfaces of cement particles, friction among the particles is reduced, the grinding efficiency is improved, and the dispersity and stability of the grinding aid can be further enhanced by adding acrylic acid and isopentenyl polyoxyethylene ether, so that the grinding aid has a good application prospect. The cement particles are more easily dispersed in water, the agglomeration phenomenon is reduced, and the refining of the cement particles is facilitated; according to the invention, sodium lignin sulfonate is modified by grafting diethanolamine, and on the basis of retaining the original dispersibility of sodium lignin sulfonate, a new functional group is introduced, so that the interaction between sodium lignin sulfonate and cement particles can be enhanced, and the grinding aiding effect is further improved.

The invention relates to a wear-resistant easy-to-decontaminate luggage fabric and a processing method thereof, and belongs to the technical field of luggage cloth manufacturing. The wear-resistant easy-to-decontaminate luggage fabric comprises a wear-resistant base cloth layer and a wear-resistant antibacterial surface layer; the wear-resistant antibacterial surface layer is obtained by coating the surface of the wear-resistant base cloth layer with wear-resistant antibacterial decontamination modification liquid; the wear-resistant base cloth layer is formed by weaving the following fibers in parts by weight: 60-64 parts of polyester fibers, 24-32 parts of cotton fibers and 16-22 parts of bamboo fibers; the wear-resistant decontamination monomer and the functional particles are added in the process of preparing the wear-resistant antibacterial decontamination modified liquid, and the wear-resistant decontamination monomer contains rich active hydroxyl, trifluoromethyl, catechol group, pyridyl and disulfide bond, so that the wear-resistant decontamination monomer and the active hydroxyl on the surface of the wear-resistant base cloth layer can form hydrogen-bond interaction; and through the combined action of the functional particles, the wear resistance, the decontamination property and the antibacterial property of the luggage fabric are improved.

The invention relates to the field of daily chemicals, and discloses a solid detergent composition and a preparation method thereof. The solid detergent composition comprises the following components in percentage by weight: 5-20% of a structurable component, 15-60% of a polyether nonionic surfactant, 0.1-20% of an organic alcohol ether solvent, 0-10% of other auxiliaries and water. The specific high-content polyether nonionic surfactant is used for dispersing and emulsifying structurable components such as hydrogenated castor oil or polyamide wax, and the prepared solid detergent under specific process conditions has higher paste hardness at room temperature, is similar to that of common washing soap, and also has washability similar to that of a washing soap product. Moreover, the solid detergent composition disclosed by the invention has excellent dirt-removing power and hard water resistance, and has better color protection performance on fabrics.

The invention discloses a safe residue-free dishwashing liquid and a preparation method thereof, and belongs to the technical field of surfactants, the dishwashing liquid takes coco-glucoside and alkyl polyglucoside as main components, and auxiliary components such as a functional agent, glycerol, phenoxyethanol, citric acid and a kumquat extract are added. The functional agent is prepared through a special process, so that the detergency and the stability of the detergent are enhanced. Compared with the prior art, the detergent disclosed by the invention has a good decontamination effect, can form a hydrophobic membrane on the surface of tableware, reduce water marks and spots, improve the draining rate, keep the pH value neutral, and is mild, non-irritant, biodegradable and in line with modern environmental protection and health concepts.

The utility model discloses a simulation decontamination device of ecological ditch, including the ditch, the matrix of the bottom of ditch is laid and plants hydrophyte can adsorb pollutant, the first side of ditch is equipped with a plurality of first fender, the second side of ditch is equipped with a plurality of second fender, the first fender with the second side of ditch has the gap between, the second fender with the first side of ditch has the gap between, a plurality of the first fender with a plurality of the second fender alternate arrangement, the first fender with the second fender between adjacent has the gap. The utility model has the advantages of simple structure, simulation effect is good and decontamination ability is strong.

The invention discloses an electrostatic spinning fiber base membrane for water treatment, which comprises a composite polymer fiber matrix and keratin, and the keratin is attached to the fiber surface; the composite polymer fiber matrix comprises polybutylene terephthalate, hydrophilic modified polyester and polyvinyl alcohol; the hydrophilic modified polyester is prepared from polyester polyol containing a morpholinedione structure and terephthalic acid through esterification. By compounding hydrophilic modified polyester, polyvinyl alcohol and keratin, the porous structure of the fiber base membrane is optimized, the hydrophilic performance of the base membrane is improved, the decontamination effect is improved, meanwhile, the mechanical performance of the fiber base membrane is optimized, and the service life of the fiber base membrane is prolonged; cysteine is released through keratin hydrolysis, an electron donor is provided, the method is suitable for strain growth, and the sewage treatment effect is further improved.

The invention relates to the technical field of daily chemical products, and discloses a natural antibacterial detergent added with citrus plant extract, which comprises the following components by weight: 1%-5% of plant extract, 15-35% of a surfactant, 0.5-1.5% of a gelling agent, 0.01-0.2% of a food preservative, 0.3-0.5% of an auxiliary agent, and the balance of deionized water. The plant extract is a citrus plant extract; surfactants adopted in the formula of the natural bacteriostatic detergent containing the citrus extract are all green surfactants, are excellent in biodegradability, environment-friendly and pollution-free, and good compatibility and synergistic effect are shown among the components, so that the quality, stability and effect of the detergent are guaranteed, and the detergent is easy to wash clean and free of pollution. The composition is mild, non-irritant, safe and non-toxic.

The invention provides a clothes processing method, equipment and system, and belongs to the technical field of clothes processing equipment. According to the method, the spectrum information of the to-be-treated clothes in the clothes treatment equipment is acquired through the spectrum detection device, so that the material information and the stain type of the to-be-treated clothes can be determined according to the spectrum information. Obtaining water quality information and to-be-used detergent information; therefore, the clothes material, the stain type, the used detergent information and the water quality information can be combined, the optimal washing procedure and washing parameters can be determined, and the best decontamination effect can be achieved under the condition that the clothes are not damaged.

The invention discloses an automatic decontamination device and method for a steam generator, and the device comprises a pressurization mechanism which is used for guaranteeing the sealing performance of the interior of the steam generator, a liquid discharge mechanism which is used for discharging the waste liquid after decontamination and cleaning out of the steam generator, and a spraying mechanism which is used for spraying a decontaminant to the inner surface of the steam generator. The spraying mechanism comprises a multi-path pesticide supply mechanism, a decontamination mechanical arm and a decontamination hose fixed to the decontamination mechanical arm, an outlet of the decontamination hose is connected to a spray head, the decontamination mechanical arm is composed of a mechanical arm fixed section, a rotary link, a mechanical arm movable section, a rotary connecting rod, the spray head and the decontamination hose, the mechanical arm movable section can rotate by 360 degrees, and the spray head is connected with the rotary connecting rod. By combining the mechanical arm with the space capable of rotating by 360 degrees and the spray head, the foam detergent is sprayed to the water chamber on the lower portion of the steam generator and other surfaces needing to be decontaminated, then clean water is used for flushing the foam detergent thoroughly, waste liquid is discharged into the waste liquid box for treatment, the method is simple, the decontamination effect is good, and the decontamination efficiency is improved.

The invention discloses an efficient recirculating aquaculture system and method constructed by using granular zoogloea, and belongs to the technical field of freshwater aquaculture wastewater treatment. The high-efficiency circulating water culture system comprises aquaculture equipment, a circulating water tank and a circulating water tank, wherein the aquaculture equipment comprises a culture barrel; the nitrification and denitrification equipment comprises a reactor and an activated sludge unit, and the activated sludge unit is located in the reactor; the oxygen increasing equipment comprises an oxygen increasing machine; wherein the bottom of the aquaculture equipment is in pipeline communication with the bottom of the reactor through a water pump; the top of the aquaculture equipment is communicated with the reactor through a pipeline provided with an electromagnetic valve; then, the system is utilized, and water feeding, aerobic aeration, standing, anaerobic reaction and drainage are used as a complete operation cycle for recirculating aquaculture. By means of the circulating water culture system and method, the concentration of ammonia nitrogen, nitrite and nitrate difficult to remove in the aquaculture circulating water system can be effectively reduced.

The utility model relates to a powerful decontamination outdoor bath dry and wet tissue, which belongs to the technology of outdoor bath towels and comprises a composite wet tissue and a composite dry tissue which can be used separately, the outer side of the top of the composite wet tissue is provided with a Velcro hook surface, and the outer side of the bottom of the composite dry tissue is provided with a Velcro sticking surface. The composite wet tissue and the composite dry tissue are connected through matching of the hook-and-loop fastener hook faces and the hook-and-loop fastener sticking faces, the composite wet tissue is composed of a water-resisting layer, a quick-drying layer and a wiping layer which are sequentially arranged from top to bottom, the hook-and-loop fastener hook faces are located on the water-resisting layer, the two scrubbing layers are symmetrically sewn on the wiping layer, and the two scrubbing layers are located on the water-resisting layer. The composite wet tissue has the advantages that the composite wet tissue is novel and flexible in structure, diversified in use mode and good in decontamination effect, various requirements of outdoor bathing can be effectively met, and the composite wet tissue is convenient to use, high in practicability and wide in application prospect. And the practicability is high.

An indoor decontamination device which can realize a perfect decontamination effect by supplying a proper amount of a decontamination mist to each corner of a decontamination target room and improve an efficiency of a decontamination work by shortening a work time for an aeration or the like is provided. A fine decontamination mist with a favorable decontamination efficiency is employed, and a decontamination device main-body and a mist discharging dispersion device are provided. The decontamination device main-body includes a drive means and a liquid supply means for a decontamination chemical solution. The mist discharging dispersion device includes a mist discharging means and a mist dispersion means. The mist discharging means converts the decontamination chemical solution to the decontamination mist and supplies it into an inside of a work room. The mist dispersion means causes an acoustic flow to be generated by subjecting a vibration board to an ultrasonic vibration, causes a pressing force by an acoustic radiation pressure to act on the decontamination mist supplied into the work room, and causes the decontamination mist to be dispersed into the work room.

The utility model relates to sewage treatment technical field, concretely is a sewage treatment integrated intelligent circulation system, including ground, the ground top is fixed with anaerobic tank, the anaerobic tank right -hand member is fixed with oxygen -deficient pool, the oxygen -deficient pool right -hand member is equipped with the aerobic tank, the aerobic tank right -hand member is equipped with the electric catalysis advanced oxidation ware, the anaerobic tank the oxygen -deficient pool the aerobic tank with the electric catalysis advanced oxidation ware right -hand member all are equipped with the filter box, each the filter box right -hand member is fixed with the delivery pipe, the anaerobic tank the oxygen -deficient pool with the aerobic tank top all are equipped with the sealing plate, the anaerobic tank the oxygen -deficient pool with the aerobic tank inside all are equipped with stirring and sensor network, the utility model discloses through the synergies of multistage biochemical treatment and electric catalysis advanced oxidation, has improved the removal efficiency of each kind of pollutant in hospital sewage greatly, and the system avoids the disinfection by -product produced by chemical disinfection method, reduces the secondary pollution to the environment.

The utility model relates to the technical field of dust removal equipment, in particular to furnace body vacuum dust removal equipment which comprises a base, a liquid storage tank and a dust removal tank, the dust removal tank is installed at one end of the top of the base through bolts, a supporting plate is arranged on one side of the top end of the dust removal tank, and a vacuum pump is installed at the top of the supporting plate through bolts. An air purifier is mounted at one end of the vacuum pump through bolts, a mounting opening is formed in one side of the bottom end of the dust removal tank and located at the lower end of the supporting plate, and an ultrasonic transducer is arranged in the mounting opening in a sleeving manner. A liquid storage tank is installed at the other end of the top of the base through bolts, a backflow pipe is arranged at the upper end between the liquid storage tank and the dust removal tank, a backflow pump is arranged on the backflow pipe, and a control valve A is arranged at one end of the backflow pump; the furnace body vacuum dust removal equipment is good in dust removal and dirt removal effect on the surface of a workpiece, more environmentally friendly, high in practicability and suitable for wide application and popularization.

The invention belongs to the technical field of laundry detergents, and particularly relates to a plant-derived surfactant composition and application thereof in preparation of a mother-and-infant-level safe infant laundry detergent. The preparation method of the plant-derived surfactant composition comprises the following steps: (1) weighing the raw materials; (2) crushing tea saponin and soapnut saponin raw materials, respectively adding deionized water, soaking, and filtering; (3) adding the rest deionized water into the reaction kettle, starting stirring, adding coco-glucoside, and stirring; sequentially adding the tea saponin extracting solution and the soapnut saponin extracting solution into the reaction kettle, keeping the temperature unchanged, and stirring; and (4) continuing to add the licorice extract, continuing to stir, then adding citric acid, and uniformly stirring to obtain the plant-derived surfactant composition. The plant-derived surfactant composition disclosed by the invention is pure in component, and can be used for accurately and efficiently decomposing and removing special milk stains, complementary food stains and other complex stains for babies.

The application provides a concentrated detergent and a preparation method and application thereof, the concentrated detergent comprises anionic surfactant 1-20 parts, non-ionic surfactant 20-45 parts, softening agent 0.01-10 parts, washing aid 0.1-15 parts, deionized water by weight fraction. The concentrated detergent provided by the application can not only have good decontamination capacity, but also has the functional effects of making clothes soft, lasting fragrance and the like through the cooperation of non-ionic surfactant, anionic surfactant, softening agent and washing aid. In addition, the concentrated detergent provided by the application also has the advantages of convenient use and small dosage.

This utility model relates to the field of wastewater treatment technology, specifically to an industrial wastewater recycling and purification device, including a reaction chamber with a filter chamber fixedly connected to its top. This utility model utilizes an installation groove, installation frame, recessed handle, filter cotton installation frame, filter cotton installation groove, support plate, and filter cotton. The installation frame is pulled out of the installation groove using the recessed handle. Filter cotton pieces are then inserted one by one into the filter cotton installation groove. The support plate is then inserted into the gaps between the filter cotton pieces to ensure a more secure connection between the filter cotton and the installation groove. After installation, the filter cotton installation frame is placed into the installation frame, and then the recessed handle is used to insert the frame into the installation groove. The wastewater is then connected to the drain pipe and inlet, allowing wastewater to enter the filter chamber through the inlet. After being filtered by the filter cotton, the wastewater falls into the reaction chamber. The easily disassembled filter device enhances the practicality of the device.

The present application relates to the field of sanitary ware, and discloses a nozzle sterilization method of an intelligent closestool, comprising the following steps: step 100, a user starts a cleaning function; step 400, a spray rod is in an extended state, and a water outlet sprays hot water to perform flushing; step 500, the water outlet stops spraying water, and then the spray rod is retracted; step 800, a light-emitting part of a UV lamp assembly is turned on to perform sterilization; and step 900, the light-emitting part of the UV lamp assembly is turned off; wherein, steps 200 and 300 are arranged between step 100 and step 400; step 200, the spray rod is in a retracted state, the water outlet sprays hot water to flush the UV lamp assembly; step 300, the water outlet stops spraying water, and then the spray rod is extended; and / or, steps 600 and 700 are arranged between step 500 and step 800; step 600, the spray rod is in a retracted state, the water outlet sprays hot water to flush the UV lamp assembly; and step 700, the water outlet stops spraying water. The above method can effectively reduce the adhesion of dirt around the spray hole, has good sterilization effect, and guarantees the health of the user.

The invention provides an intelligent pet micro-nano bubble cleaning and drying device and method.The intelligent pet micro-nano bubble cleaning and drying device comprises a box assembly, an opening and closing door is hinged to the outer side of the box assembly, a spraying component is arranged at the top of the box assembly, a micro-bubble generating device is arranged in the spraying component, and the bottom of the box assembly is connected with a base spraying mechanism; a bracket is arranged at the top of the base spraying mechanism, and the using method matched with the device is used for solving the technical problems that a large amount of water resources can be used due to the fact that existing pet cleaning equipment generally adopts a detergent for washing, and the detergent has large damage to pet hair.

The invention relates to a method for effectively regulating and controlling iron circulation on the surface of micron zero-valent iron and application, micron zero-valent iron particles are modified by introducing L-ascorbic acid precursor L-ascorbic acid 2-phosphate sesquimagnesium salt, the reduction performance of zero-valent iron is remarkably improved, and iron substance circulation is promoted; and the chromium pollutants can be quickly removed by mechanically stirring for 10 minutes in an aerobic environment. The introduction of the L-ascorbic acid 2-phosphate magnesium sesquioxide can effectively regulate and control the iron circulation on the particle surface, improve the electron transfer efficiency, significantly improve the hydrophobicity of the material, and overcome the defects of easy passivation, low electron selectivity, slow surface iron circulation rate and the like of the traditional zero-valent iron. The modified micron zero-valent iron material is environmentally friendly, free of pollution, high in repeated utilization rate and high in electron utilization rate, and an innovative solution is provided for efficient treatment of chromium-containing industrial wastewater and other heavy metal wastewater.

The present invention discloses a steam setting machine with a decontamination function, which comprises a setting chamber with an air inlet and an exhaust port and a circulating fan device, wherein the air outlet of the setting chamber is connected to the air inlet of the chamber, and the air outlet of the chamber is connected to the air inlet of the setting chamber; a steam / water nozzle and a baffle assembly are arranged in the chamber, and the lower part of the baffle assembly is connected to the sewage outlet; the baffle assembly is provided with a plurality of side-by-side vertical plates, and the angle between each vertical plate and the airflow direction in the chamber is an acute angle or an obtuse angle, and a bent flange is provided at one end of each vertical plate close to the air outlet of the chamber. The present invention can effectively remove oily impurities in the medium gas, fully purify the medium gas, improve the production environment of sock setting, and thus improve the yield rate of sock setting processing, and the decontamination parts are easy to clean, and the production cost can be reduced.

The invention discloses conducting rod decontamination equipment, and belongs to the technical field of conducting rod decontamination. Conducting rod decontamination equipment comprises a box body and a decontamination cavity formed in the box body, a spray washing assembly is arranged on the box body, a fixing cylinder is arranged in the box body, the conducting rod decontamination equipment further comprises a plurality of sliding rods connected to the fixing cylinder in a sliding mode, and one end of each sliding rod is fixedly connected with a clamping plate corresponding to a conducting rod; according to the conducting rod decontamination equipment, a rotating rod is rotated through a third motor, a shifting plate is driven to rotate and abut against an abutting plate on the inner wall of a mounting cylinder, the abutting plate rotates along with the rotating rod and the shifting plate under supporting of a first torsional spring and a baffle, and then the mounting cylinder, a connecting rod and a driving disc rotate; when the driving disc rotates, the driving rod is driven to slide in the arc-shaped hole through the arc-shaped hole in the surface, so that the driving rod drives the plurality of sliding rods to draw close to the center of the fixed cylinder at the same time, and then the plurality of clamping plates draw close to each other to clamp and fix the conducting rod.