67results about How to "Strong cleaning ability" patented technology

The invention discloses a treating-while-drilling method for drilling cuttings of an oil base of a borehole. By using the treating-while-drilling method for the drilling cuttings of the oil base of the borehole, in a drilling process, oil base drilling fluid is recovered, and the drilling cuttings of the oil base are cleaned. The treating-while-drilling method for the drilling cuttings of the oil base of the borehole comprises the following steps of performing pretreatment by using base oil; and performing fluid exhaustion and drying on the drilling cuttings of the oil base. Overflowed fluid is the recycled oil base drilling fluid which is supplemented to a drilling crew and then is used in a drilling fluid circulating system. Comprehensive treatment agents are mixed with the drilling cuttings of the oil base after fluid exhaustion and drying are performed on the drilling cuttings; the mixture is stirred, deoiled and cleaned; and the deoiled and cleaned drilling cuttings are spin-dried and discharged outwards. Overflowed liquid containing the comprehensive treatment agents can be repeatedly used; and liquid which contains the comprehensive treatment agents and does not have cleaning ability is recycled to a waste liquid bin. By using the treating-while-drilling method, treating-while-drilling can be performed on the drilling cuttings, which are generated in the drilling process of the drilling crew, of the oil base can be performed, the oil base drilling fluid in the recycled drilling cuttings is recycled, and the cost is saved. The oil content of the cleaned drilling cuttings can meet the requirement of field emission and environmental protection; and the comprehensive treatment agents have high cleaning ability, are environment-friendly, do not have odor, and are harmless to human bodies and the environment.

The invention provides an ultrasonic cleaning device and a utensil with the same. The ultrasonic cleaning device comprises a gripping construction device, a connecting and conveying device and a storage and supply device; the gripping construction device is used for converting a high frequency signal sent by an ultrasonic generator into high frequency mechanical oscillation to carry out transmission by an ultrasonic transducer; an ultrasonic wave is radiated forwards in the connecting and conveying device by a medium and the medium is enabled to vibrate under the action of a sound field, so that a shock wave is generated and a cleaned part is purified; the connecting and conveying device is used for transmitting the cleaning medium and an electric energy signal and connecting the gripping construction device and the storage and supply device; and the storage and supply device is used for implementing storage and supply of the cleaning medium. According to the invention, dirt on the surface of the cleaned part and in cracks of the surface of the cleaned part can be rapidly stripped, so that the aim of carrying out cleaning and purification on the cleaned part is fulfilled; and the ultrasonic cleaning device has strong cleaning and removing capacity, does not damage clothes and is green and environmental-friendly.

The invention discloses environment-friendly enzyme detergent. The environment-friendly enzyme detergent comprises components in parts by weight as follows: 2 parts of sugar, 2-3 parts of fresh plant kitchen garbage, 7-10 parts of water and 1-2 parts of pandan leaves. The preparation method comprises steps as follows: the sugar, the fresh plant kitchen garbage, the water, corn, egg shells, the pandan leaves, orange peels, lemon peels, lemongrass herbs and chilies are put in a container, and the container is sealed; the mixture is fermented for 2 months at the room temperature, and a liquid obtained after filtration is the environment-friendly enzyme detergent. The preparation container comprises a container body in a shape of a circular truncated cone, and the radius of a container opening is larger than that of the bottom of the container; a round filter net is arranged at the middle-lower part in the container body, and the radius of the filter net is larger than the inner radius of the bottom of the container and smaller than that of the container opening; a one-way exhaust valve is arranged on a bottle cap. The environment-friendly enzyme detergent has a fragrant smell and higher cleaning capability, and the preparation process is more convenient and rapid.

The invention discloses an environmentally-friendly cleaning agent and a preparation method thereof. The environmentally-friendly cleaning agent is prepared from a high-purity hydrocarbon solvent D60, a high-purity hydrocarbon solvent D80, ethylene glycol butyl ether, isooctanol, n-octanol, dimethyl glutarate, dimethyl succinate and dimethyl adipate. The invention also discloses a preparation method of the environmentally-friendly cleaning agent. Compared with the existing acetone cleaning agent, the environmentally-friendly cleaning agent has the advantages of high safety, strong cleaning capability, no element harmful to nuclear power equipment, no corrosivity and no production of ozone depleting substances (ODS).

The invention discloses metal surface oil sludge detergent and a use method thereof; the prescription of the detergent comprises: 0.5 percent to 1 percent of NaOH, 1 percent to 5 percent of Na3PO4, 1 percent to 5 percent of Na2CO3, 0.1 percent to 1 percent of alkylphenol polyvinylether, 0.01 percent to 0.1 percent of silicone antifoam agent, 0.1 percent to 1 percent of fatty alcohol polyethenoxy ether, and the rest is water; the preparation method is as follows: detergent solution is prepared by the weight percent; the use method of the detergent of the invention is to keep the detergent temperature to be 30 DEG C to 80 DEG C when cleaning the oil sludge on the metal surface with the detergent. The detergent of the invention is applicable in cleaning the oil sludge of a plurality of types of metal and alloys, and is characterized by strong cleaning capability, high cleaning speed, low foam, easy rinsing, no corrosion to the metal surface and low consumption.

The invention discloses cleaning fluid for panel display and a preparation method thereof. The cleaning fluid comprises the following components in the formula I in percentage by weight: 1 percent to 20 percent of surfactant, 5 percent to 30 percent of organic solvent, 0.5 percent to 5 percent of chelating agent, 0.01 percent to 5 percent of preservative, 0.01 percent to 5 percent of antifoaming agent and the balance of water. The cleaning fluid has the characteristics that metal ions, organic and inorganic impurities and solid particles on a glass substrate can be effectively removed; the cleaning capability is strong; the cleaning fluid has no pollution to the environment; after being cleaned by the cleaning fluid, the substrate is not corroded; and the like.

The invention discloses deer blood wine and a preparation method of the deer blood wine and belongs to the technical field of nutritional Baijiu. Fresh deer blood and deer whips are used as main raw materials and are scientifically compounded with lycium ruthenicum, fructus lycii, mulberry fruit, fructus jujubae, longan, liquorice root and the like; a whole process adopts low-temperature processing technologies of freeze-drying, carrying out biological enzymolysis by a complex enzyme, degassing and deodorizing in vacuum, freezing, carrying out low-temperature fermentation by functional saccharomyces cerevisiae, carrying out ultrasonic processing, carrying out high-voltage pulse electric field processing and the like; the utilization rate of effective components of deer products is effectively improved, and the loss of nutrients and health-care substances is reduced; the original color and luster, flavor and the content of bioactive components and nutrient substances of the deer products are kept to the greatest extent. Finally, the deer blood wine which has no odor, high stability, coordinated taste, mellowness, softness, long aftertaste, moderate flavor, high bioactive components and nutrient value and good health-care effect and is clarified and transparent is prepared.

The invention discloses a preparation technology method capable of improving the sprouting efficiency, active component content and anti-oxidization activity of black barley. The preparation technology method comprises the following steps: screening seeds; washing the seeds with clean water; disinfecting the seeds with sodium hypochlorite; washing the seeds with sterile water; immersing the seedswith hydrogen-rich water; culturing and sprouting. According to the preparation technology method disclosed by the invention, the seeds are immersed and wetted by the hydrogen-rich water; under the condition that the sprouting temperature of the black barley is relatively low, relatively high germinating potential, germinating rate and growth speed are obtained within short time. Compared with common sprouting conditions, the nutritional and active components and the anti-oxidization activity of the sprouted black barley are remarkably improved; the content of free plant phenolic acid, free polyphenols, calcium and iron of the sprouted black barley treated by the hydrogen-rich water is remarkably increased. The preparation technology disclosed by the invention is simple in preparation process and easy to operate and industrial large-scale production is easy to realize.

The invention discloses a biological complex enzyme tableware detergent and a preparation method thereof, and belongs to the field of a new generation of clean type environment-friendly and petroleum chemical pollution-free products prepared by matching fruit type yeast (enzyme) and a plant surfactant. The preparation method of the biological complex enzyme tableware detergent has the advantage that a cleaning function of decomposing macromolecules (grease, pesticide and dirt) by fruit-fermented edible biological complex enzyme is matched with the quick dirt removal ability of the natural animal and plant type surfactant, so as to prepare the multifunctional environment-protection household detergent.

The invention relates to a cleaning aerosol for cleaning a surface of a vehicle body and a preparation method of the cleaning aerosol. The cleaning aerosol comprises the following raw materials in mass by percentage: 15 to 50% of organic solvent, 1 to 8% of grinding agent, 0.1 to 2% of emulsifying agent, 0.1 to 2% of surfactant, 0.5 to 2% of corrosion inhibitor, 8 to 20% of propellants and the balance of deionized water. The organic solvent is a mixture of methylbenzene, dichloromethane, acetone and propylene glycol monomethyl ether; the corrosion inhibitor is selected from at least one of sodium nitrite, sodium benzoate and triethanolamine. According to the cleaning aerosol for cleaning the surface of the vehicle body, by screening the categories of the organic solvent and the corrosion inhibitor, the organic solvent and the corrosion inhibitor are compounded with the grinding agent, the emulsifying agent, the surfactant and the deionized water in a specific proportion, so that the aerosol can effectively remove stubborn dirt on the surface of the vehicle body without corroding paint of the vehicle body; moreover, the aerosol is strong in cleaning ability, high in cleaning speed, and convenient and feasible to use, and can effectively improve the working efficiency of cleaning staff; meanwhile, a tin box and a valve are not corroded integrally by the aerosol, and the leakage is difficult.

The invention provides residual oil cleaning agent for metallic equipment and a preparation method thereof. The residual oil cleaning agent comprises the following ingredients: octylphenol polyoxyethylene ether, polyoxyethylene fatty alcohol sodium sulfate, sodium polyacrylate, polyphosphate, sodium nitrilotriacetate, tributyl phosphate, hexamethylene tetramine, benzyl trimethyl ammonium chloride, sulfonamic acid, ethylene glycol butyl ester, dimethylaminoethyl acrylate, allyl trimethylammonium chloride, a corrosion inhibitor and deionized water. The preparation method comprises the following steps: adding the octylphenol polyoxyethylene ether, polyoxyethylene fatty alcohol sodium sulfate, sodium polyacrylate and polyphosphate into the deionized water to obtain a mixture I; mixing the sodium nitrilotriacetate, tributyl phosphate, hexamethylene tetramine, benzyltrimethylammonium chloride, sulfonamic acid and the ethylene glycol butyl ester to obtain a mixture II; adding the rest of the ingredients into the compound of the mixture I and the mixture II to obtain the residual oil cleaning agent. The residual oil cleaning agent is a low-foaming type cleaning agent, and is excellent in cleaning capacity, rustproof capacity, anti-corrosion performance and high-low temperature stability.

The invention discloses a household cleaning robot control method. The control method comprises the steps that recognition modes which can be read by a robot and through which the robot can be started are set, wherein the recognition modes include face recognition, fingerprint recognition and ID card recognition; after setting is completed, a controller inputs recognition information of at least two persons; the recognition information is input and the robot is started via the correct recognition information; after the robot is started, the ranges needing cleaning are firstly set and then coordinates of cleaning dead space are set, wherein the ranges include the coordinate of an initial point, the coordinate of each point of a path and a coordinate of a finishing point; cleaning items are respectively set aiming at the set coordinates and include table board tidying, wall sweeping, sofa dust absorbing and floor dust absorbing and floor mopping; after the cleaning item setting is completed, the robot starts working; and after completing the cleaning items, the robot returns to the initial coordinate point and sends a completion signal to an owner. Through the above mode, the intelligentization function of the robot, which is suitable for daily lives, can be enhanced and the robot has strong cleaning capacity and wide range of application.

The invention provides lotus leaf dark tea and a producing method thereof. The dark tea mainly comprises the following components in parts by weight: 5-15 parts of a lotus leaf extract, and 85-95 parts of dark tea. The two components are matched according to a specific proportion and mutually cooperated, the lotus leaf dark tea component has effects for adjusting body metabolism, accelerating lipid metabolism, enhancing stomach function, and promoting digestion, and long term drinking of the product has good fat-reducing efficacy. The lotus leaf extract is added into the fermented dark tea, so that in the respect of mouthfeel, the product has heavy and thick, and mellow tastes of the dark tea, and light delicate fragrance of lotus leaves.

The invention discloses a low-alloy steel hot-forging lubricant composition. #680 cylinder oil used as base oil is matched with multiple composite additives, including an antioxidant, an anti-wear agent, an oily agent, a metal deactivator, a friction modifier, a corrosion inhibitor and a reinforcing agent. The lubricant composition disclosed by the invention is relatively low in viscosity, large in heat capacity, high in cooling and washing property, good in lubrication property and extreme pressure property, stable in component and property, free of corrosion to metal and equipment and free of toxicity or pungent smell, and the phenomenon that a forge piece is adhered to a mold is reduced.

The invention relates to a washing system for a trough type sheet nut. The washing system comprises a housing, a conveying part, a cleanout liquid spraying part, an ultrasonic washing part, a first rustproof liquid spraying part, a first high-temperature drying part, a second rustproof liquid spraying part, a second high-temperature drying part, a rustproof spraying part and a blow-drying part, wherein the cleanout liquid spraying part, the ultrasonic washing part, the first rustproof liquid spraying part, the first high-temperature drying part, the second rustproof liquid spraying part, the second high-temperature drying part, the rustproof spraying part and the blow-drying part are sequentially arranged according to the washing sequence of the trough type sheet nut; the trough type sheetnut which is reversely placed on a conveying belt sequentially passes through each part; a cleanout liquid sprayer and a rustproof liquid sprayer are specially arranged so that a trough type structure of the trough type sheet nut is internally subjected to spraying of cleanout liquid and spraying of rustproof liquid in two directions, therefore the washing system for the trough type sheet nut provided by the invention can be used for completely washing a component with a common surface, also has a high washing capability to a trough type sheet nut which has a trough type structure surface, improves the washing and oiling efficiency, and also reduce the use of a detergent and rustproof oil.

The invention discloses a production method of a non-woven wipe for wiping optical lenses thereof. The production method comprises the following steps: A, preparing non-woven fabrics of preset specifications; and B, adding liquid in a preset amount on the non-woven fabrics, wherein the liquid is disinfecting and volatile chemical reagent. The invention also discloses a non-woven wipe for wiping the optical lenses, which adopts the disinfecting and volatile chemical reagent, so that the wipe has a good wiping effect and extremely high capability for clearing dust, fingerprints, grease and dirt on the lenses; and the wipe is high in safety and has no corrosion of glass or resin lenses and the reagent, after being used, is volatilized quickly without being wiped by using dry fabrics.

The disclosure relates to a sweeping robot and a cleaning device. The sweeping robot includes: a flexible roller for cleaning the ground, a roller motor for driving the flexible roller to rotate, a pressing member for deforming the flexible roller to press out sewage. Clean water in the clean water sink flows through the clean water hole to the flexible roller. The sweeping robot further includes a sewage sink. The sewage sink is provided with a sewage hole is adjacent to the pressing member. The pressing member deforms the flexible roller, causing sewage to be pressed out of the flexible member and flow through the sewage hole into the sewage sink. The sewage sink is separated from the clean water sink. The cleaning device of the present invention has strong cleaning ability, and the flexible roller is easy to clean.

The invention discloses a method for preparing an anti-oxidant coated polymer nano-vesicle. The method comprises the following steps: mixing bromo-polyoxyethylene, pentamethyldiethylenetriamine, dimethylaminoethyl methacrylate and a solvent in water-free and oxygen-free condition, adding cuprous bromide or cuprous chloride, and performing atom transfer radical polymerization in argon or nitrogen protection at 20-80 DEG C for 6-20 hours; dissolving styrene in anhydrous paraxylene, deoxidizing, and adding into the atom transfer radical polymerization to react at 40-130 DEG C for 12-72 hours; evaporating and dissolving the prepared polymer, passing the prepared through a neutral alumina column, precipitating, filtering and drying in vacuum to obtain an amphiphilic block copolymer PEO-b-PDMA-b-PS; dissolving the PEO-b-PDMA-b-PS and an antioxidant in THF (tetrahydrofuran), dripping deionized water or methanol which is 3-10 times of the THF at a speed of 1-60d / min under intense stirring; dialyzing in deionized water, and drying to obtain the product. The product obtained by the method can play a good health-care effect on skin, and can be used for delaying skin aging.

The invention provides a fruit and vegetable cleaner. The fruit and vegetable cleaner is prepared from the following raw materials in parts by weight: 3-6 parts of nonionic surfactant, 3-5 parts of alkaline protease, 1-3 parts of C1-C4 alkyl acrylate, 4-8 parts of glycerin, 2-6 parts of cocamide monoethanolamide, 1-5 parts of dodecylbenzene sulfonic acid, 2-7 parts of potassium permanganate, 1-3 parts of alkyl glucoside, 5-9 parts of sodium phosphate, 2-5 parts of boric acid, 6-10 parts of light rare earth, 3-8 parts of sodium benzoate and 25 parts of water. The fruit and vegetable cleaner has the beneficial effects of being powerful in cleaning capacity on pesticides attached on the surfaces of fruits and vegetables, and capable of removing the surface pesticide residue without generating substances harmful to a human body.

The invention relates to a composite heat treatment process, which belongs to the technical field of metal heat treatment. The composite heat treatment process includes the following steps: (1) primary heating, (2) air cooling, (3) air cooling, (4) primary tempering, (5) secondary heating, (6) water cooling, (7) secondary tempering, (8) quenching, (9) take out the workpiece for cleaning, drying, compounding The heat treatment is completed; the composite heat treatment process of the present invention adds a heating step before each tempering, which can well release the residual stress in the workpiece and prolong the service life, and the composite heat treatment process of the present invention uses mist Advanced quenching liquid cooling and water tank water cooling, through two rapid cooling methods, the quenching effect of the workpiece is improved.

The invention provides a novel efficient acidic detergent and a preparation method thereof. The detergent is prepared from the following components in parts by weight: 3-15 parts of phosphoric acid, 1-5 parts of nano particles, 2-10 parts of a disincrustant, 5-20 parts of sulfamic acid, 2-15 parts of a nonionic surfactant, 2-15 parts of an anionic surfactant, 2-8 parts of sodium tripolyphosphate, 2-10 parts of a penetrant and 10-50 parts of soft water. The preparation method comprises the following steps: (1) adding the nano particles in parts into a uniform mixed liquid of the nonionic surfactant and the anionic surfactant, uniformly stirring and mixing the mixture, adding the penetrant, uniformly stirring and mixing the mixture, and dispersing the mixture for 10-30min at 20-40 DEG C with ultrasonic waves, the power of which are 500-100W to obtain a liquid A; (2) successively adding the disincrustant, sulfamic acid and sodium tripolyphosphate into the soft water and uniformly stirring and mixing the mixture to obtain a liquid B; and (3) adding the liquid B into the liquid A, and stirring the mixture for 20-30min at 500-1000r / min to obtain the detergent.

The invention discloses an anti-aging composition. The anti-aging composition is prepared from the following components in parts by weight: 2 to 6 parts of caterpillar fungus extract, 10 to 15 parts of shea nut extract, and 8 to 17 parts of rhodiola root extract. In the anti-aging composition, the caterpillar fungus extract, the shea nut extract and the rhodiola root extract are mixed and used, onthe one hand, the three components can jointly exert a synergistic effect and achieve better anti-aging and nourishing effects; on the other hand, the shea nut extract and the rhodiola root extract can further promote full absorption of skin to functional components in the caterpillar fungus extract, and better and more fully exert the roles of the caterpillar fungus extract in skin care and further achieve a better anti-aging effect; the composition disclosed by the invention can be used in skin care products for a long period of time, and can effectively play a nourishing and anti-aging role from essence of skin growth.

The invention discloses a phosphorus-free cleaning agent for metal surface treatment. The cleaning agent comprises, by weight, 0.5-10 parts of sodium gluconate, 0.5-10 parts of sodium formate, 0.5-10 parts of sodium acetate, 1-10 parts of EDTA tetrasodium, 1-20 parts of potassium hydroxide, 0.5-10 parts of sodium carbonate and 20-90 parts of water, wherein the sodium gluconate, the sodium formate, the sodium acetate and the EDTA tetrasodium are used as main agents, and the potassium, the sodium carbonate and the water are used as auxiliary agents. 1-10 parts of polyether and 0.1-5 parts of fatty alcohol-polyoxyethylene ether are used as assistants, and finally, 0.1-5 parts of vinyl succinic anhydride are added as additives for mixing to obtain the cleaning agent. The phosphorus-free cleaning agent is high in cleaning capacity, contains no such harmful substances as phosphorus and nitrite, is low in foam, and can achieve the antirust effect on cleaned metal.

The invention discloses a heavy greasy dirt cleaning agent and a preparation method thereof and belongs to the field of greasy dirt cleaning agents. The cleaning agent is prepared from the following raw materials in parts by weight: in every 100 parts of the heavy greasy dirt cleaning agent, 2-10 parts of eucalyptus oil, 5-10 parts of a surfactant, 1-2 parts of sodium silicate, 1-2 parts of sodium carbonate, 1-3 parts of tartaric acid, 3-5 parts of a solubilizer and the balance of deionized water. The heavy greasy dirt cleaning agent disclosed by the invention does not contain any benzene, chlorohydrocarbon or any other solvent, is high in greasy dirt cleaning capacity, safe, non-toxic and non-irritating to human hands, does not cause secondary pollution and has excellent effects of expelling parasites and killing bacteria.

The invention relates to a quick-drying down jacket dry cleaning agent and a preparation method thereof. The preparation method comprises adding water into a blending tank, starting stirring, adding tripropylene glycol monomethyl ether and / or a solvent HEXASOL, diethylene glycol monobutyl ether and / or a solvent HEXASOL, ethanol and / or isopropanol, EDTA-4Na, sodium isomeric alcohol ethoxylate sulfate and / or alcohol ether carboxylate AEC, and isomeric alcohol ethoxylate SIMULSOL OX1309L into the blending tank, adjusting pH to a specified range through citric acid, finally adding essence and Kathon into the mixture, uniformly stirring the mixture, carrying out sedimentation for 24 hours and carrying out filtration. The quick-drying down jacket dry cleaning agent is specially used for cleaning a local part of a down jacket, contains a variety of dry cleaning solvents, has good cleaning effects, is free of water and has a drying rate.

The invention relates to a compound cleaning and sorting screen of a whole-feed harvester. The compound cleaning and sorting screen comprises vibrating screens and a shutter screen, and is characterized in that the vibrating screens comprise a first vibrating screen and a second vibrating screen which are arranged on two layers, wherein the first vibrating screen, the second vibrating screen and the shutter screen are in step distribution from top to bottom; each vibrating screen comprises a shaking board and a shaking steel wire which is connected with the shaking board, the shaking steel wire of the first vibrating board completely coincides with the shaking board of the second vibrating screen in the direction from top to bottom, and the shaking steel wire of the second vibrating screencompletely coincides with the shutter screen in the direction from top to bottom. According to the provided compound cleaning and storing screen of the whole-feed harvester, comprehensive graded screening for crops can be performed, repeated screening can be performed when many impurities are contained in the crops and one-time screening is performed when few impurities are contained, particularly, clumps falling in the position close to the input end of a threshing cylinder are repeatedly screened, the cleaning and sorting area is large, and the cleaning and sorting capacity is strong.

A dust shaking and cleaning device of a waste heat boiler is mainly composed of a shaking rod mechanism, a shaking hammer mechanism and an electric motor transmission mechanism. The shaking rod mechanism at least comprises a shaking rod with one end contacting with a shaking surface. The shaking rod runs through a wall face of an insulation can and is provided with a sealing device, and a spring is arranged on the shaking rod. The shaking rod mechanism is characterized in that the sealing device at least comprises a guide sleeve fixed on the wall face of the insulation can; the shaking rod runs through the guide sleeve; and an oil-impregnated disk packing is arranged between the guide sleeve and the shaking rod. The shaking hammer mechanism is provided with a shaking locking device at least having a pin shaft connecting a shaking hammer and a connecting rod which are also fixed by a nut; the nut is formed by matching an inner nut and an outer nut which are adjacently screwed on the same pin shaft inwards and outwards. The mounting end face of one nut is provided with an outer tapered section, and the mounting end face of the other nut is provided with a corresponding inner tapered section. The dust shaking and cleaning device has advantages of a simple structure, convenient assembly, safe and reliable use, saving energy, uneasily being locked because of thermal expansion, preventing loosening and abrasion, good air tightness, good dust cleaning effect, stable and reliable running, a long service life, lowering operation cost etc.

The invention relates to an oil stain washing agent for an electronic device. The oil stain washing agent comprises the following compositions by weight percentage: 3 to 10 percent of silicate, 5 to 10 percent of phosphate, 5 to 10 percent of a surface active agent, 1 to 6 percent of a pH conditioning agent, 10 percent of polyoxyethylene, 2 to 5 percent of alkylphenol ether, and the balance being de-ionized water. The oil stain washing agent has the advantages that: 1) the washing agent does not contain nitrite which is harmful to human body and environment, and the surface of a part which is washed by the washing agent can form a compact protective film, thereby ensuring that the washed part has a function of rust prevention; 2) the washing agent has a simple production process by mixing the raw materials at normal temperature without special equipment, has strong washing capability and short washing time, saves labor power and time, and has efficacy of rust removal and rust prevention; and 3) the washing agent is water soluble, and waste fluid after washing is convenient for treating and discharging, and accords with the requirement of environmental protection.

An intermediately-arranged rolling sweeping mechanism used for a road sweeper comprises a T-shaped pull rod (1), a transverse pull rod (2), hydraulic oil cylinders (3), a rolling sweeping fixing support (4), a rolling sweeping brush (5), a drive motor (6), a V-shaped supporting rod (7) and lateral longitudinal pull rods (8). A parallelogram mechanism is jointly composed of the rolling sweeping fixing support (4), the left and right lateral longitudinal pull rods (8) and the transverse pull rod (2), and the included angle between the axis of the rolling sweeping brush and the traveling direction is adjusted through the hydraulic oil cylinders (3). The invention mainly aims at arranging the rolling sweeping mechanism with the good ground attaching characteristic under the condition that a chassis is low. The rolling sweeping mechanism sweeps garbage in the middle of a road to a suction nozzle covering position on a certain side of the road through the left and right sweeping function ofthe rolling sweeping mechanism, and more portions at the end and the other end opposite to the suction nozzle covering face are in lap joint so that the purposes that the garbage is effectively prevented from being left out and a sweeping effect is enhanced can be achieved.

The invention discloses a wastewater cleaning device for an urban garbage treatment station, belonging to the field of wastewater treatment. According to the invention, a deoiling light spot filter element adsorbs considerable oil stains and thus becomes poorer in permeability; after the deoiling light spot filter element is obviously slowed down in a wastewater cleaning speed, the filter element has high resistance to sewage, the impact of sewage on light spot change balls is increased, and the light spot change ball is deformed to extrude fluorescent liquid in the light spot change ball to move upwards so as to allow an empty light-emitting ball to be filled with the fluorescent liquid, so a light emitting ball at an upper half part also emits light spots, a worker can conveniently judge the permeability of the deoiling light spot filter element according to the change condition of the light spots on the light spot change ball; and meanwhile, when an oil absorption floating string absorbs more oil stains, the gravity of the oil absorption floating string is increased, and the oil absorption floating string gradually sinks, so the worker can judge the permeability of the deoiling light spot filter element according to the phenomenon, the deoiling light spot filter element can be conveniently cleaned in time, and the efficient wastewater cleaning capability of the deoiling light spot filter element is effectively ensured.