37results about How to "Less washing water" patented technology

The invention discloses a method for cleaning a capsule beverage dispenser, and belongs to the technical field of beverage preparation. The problems that wasting of water is caused in the cleaning process of an existing capsule beverage dispenser and the cleaning effect is poor are solved. The capsule beverage dispenser comprises a machine base with a brewing cavity, a liquid feeding mechanism, an input module and a control module. The control module controls the capsule beverage dispenser to be cleaned according to signals of the input module. The cleaning method includes a first cleaning stage and a second cleaning stage capable of being selected to be executed. The first cleaning stage at least includes a first washing step in which the liquid feeding mechanism leads liquid into the brewing cavity at a first power P1 for cleaning. The second cleaning stage at least includes a second washing step in which the liquid feeding mechanism leads liquid into the brewing cavity at a second power P2 for cleaning. The rated power of the liquid feeding mechanism is PE1, and P1<P2<=PE1. The method disclosed by the embodiment of the invention is used for cleaning the capsule beverage dispenser. The capsule beverage dispenser can be a capsule coffee maker, a capsule soybean milk machine and the like.

The invention relates to a water soluble anti-rust agent on the surface of ferrous metal, which comprises the following components: 2 to 10 weight percent of barium petroleum sulfonate and/or barium dinonyl decyl sulfonate, 1 to 6 weight percent of sodium molybdate and/or amine molybdate, 0 to 10 weight percent of sebacic acid, 2 to 10 weight percent of polyacrylic ester, 3 to 20 weight percent of triethanolamine oleic soap and/or 2 to 6 weight percent of polyoxyethylenesorbitan monooleate, 0 to 15 weight percent of sodium alkylsulfonate, 0 to 8 weight percent of glycerin and the balance of water or machine oil. Compared with the conventional water soluble anti-rust agent, the water soluble anti-rust agent of the invention has the advantages of short film forming time, firm film forming adsorption and good anti-rust effect; the actual anti-rust period can reach 3 to 6 months; the formed film is thin and only 3 to 5 microns; common workpieces do not need film removal and can be directly assembled and coated; the film removal is convenient, and the film is only soaked and rinsed in mild water over 50DEG C and then can be removed quickly; and the anti-rust agent has no component containing toxic and harmful substances, does not contain phosphorus, has the advantages of good environmental protection and no pollution to the environment, and is the environment-friendly water soluble anti-rust agent.

The invention relates to a technology for producing hydrogen peroxide by an anthraquinone process, and relates to the technical field of industrial production of hydrogen peroxide by the anthraquinoneprocess. The technology comprises a hydrogenation reaction, an oxidation reaction, extraction, a purification process and a regeneration process; in the hydrogenation reaction, a mixed solution formed by mixing a heavy aromatic hydrocarbon, trioctyl phosphate, 2-ethylanthraquinone, tetrabutyl urea and 2-ethyltetrahydroanthracene reacts with hydrogen under the action of a palladium catalyst to obtain a hydrogenated solution; and in the oxidation reaction, the hydrogenated solution containing phosphoric acid is oxidized by oxygen in air to obtain an oxidized solution. The technology can reducethe consumption of total anthraquinone, can increase the oxidation yield of the oxidation process by using the working fluid system, and makes the amount of the generated residual liquid small.

The invention relates to a concave and convex rolling shaft pressure device of a belt filter press. The concave and convex rolling shaft pressure device of the belt filter press comprises a ring-shaped flocking filter belt and a pressure rolling shaft, wherein a driven rolling shaft and a driving rolling shaft are respectively arranged at the two sides of the circular arc surface of the pressure rolling shaft; a plurality of extrusion rolling shafts are arranged under the pressure rolling shaft; the flocking filter belt is sheathed on the driven rolling shaft, the driving rolling shaft and the extrusion rolling shafts, and is extruded by the pressure rolling shaft and the extrusion rolling shafts; the flocking filter belt is also internally provided with a plurality of tension rolling shafts used for enabling the flocking filter belt to be in a tensioning state; the circumferential surface of the pressure rolling shaft has a concave-convex structure of a gear. The concave and convex rolling shaft pressure device is simple in structure, good in dehydration effect, good in mud cake stripping effect, little in sludge residue, not easy to block and small in cleaning water quantity, and thus reducing secondary pollution.

The invention relates to the technical field of sewage treatment and particularly relates to a continuous activated carbon filter device and an operation method thereof. The continuous activated carbon filter device comprises a device casing, a water distribution system installed inside the device casing and a filter material cleaning system. Raw water passes through an activated carbon filler sothat the suspended solids in the raw water are retained by the activated carbon filler and the clean filtered water is obtained. The activated carbon filler can adsorb and filter the pollutants in theraw water and further improve the raw water filtering effects. When the sewage and contaminated activated carbon filler are lifted in an air riser, the contaminated activated carbon filler is initially cleaned, the amount of washing water is small, water resources are saved, the water quantity is continuously stable and the impact on the front treatment unit is reduced. A compressor blows the compressed gas into an anti-blocking spray pipe and the compressed gas instantaneously enters the activated carbon filler through a first blowing hole and a second blowing hole of the anti-blocking spraypipe so that caking of the activated carbon filler is prevented.

The invention discloses a regeneration system for the raffinate in a process for producing hydrogen peroxide by an anthraquinone method and relates to the technical field of industrial production of hydrogen peroxide by an anthraquinone method. The regeneration system comprises a raffinate pipeline, a carclazyte bed and a regenerated liquid storage tank; according to the direction from the liquidinlet to the liquid outlet, a liquid outlet of the raffinate pipeline is sequentially connected with a coalescer, a primary flash evaporator, a secondary flash evaporator and a carclazyte bed feedingpump; a liquid outlet of the carclazyte bed feeding pump is connected with a tube pass liquid inlet of the heat exchanger, a tube pass liquid outlet of the heat exchanger is connected with the heater,a liquid outlet of the heater is connected with a liquid inlet of the carclazyte bed, a liquid outlet of the carclazyte bed is connected with a shell pass liquid inlet of the heat exchanger, and a shell pass liquid outlet of the heat exchanger is connected with the regenerated liquid storage tank; the first-stage flash evaporator is further connected with a first-stage condenser, and the first-stage condenser is connected with a first vacuum unit; the second-stage flash evaporator is further connected with a second-stage condenser, and the second-stage condenser is connected with a second vacuum unit; and the liquid outlet of the primary flash evaporator is connected with the regenerated liquid storage tank. The production cost can be saved, and the green production requirement can be guaranteed.

The invention discloses a sequencing batch type deep dehydration belt machine. The sequencing batch type deep dehydration belt machine comprises: a filter cloth transmission mechanism which is annularly arranged on a rack; a slitting and distributing device which is arranged on the rack and is positioned at a feeding hole in the front end of the filter cloth transmission mechanism; a hydraulic filter pressing mechanism which is arranged on the rack, wherein the end part of each filter plate of the hydraulic filter pressing mechanism is provided with a roll shaft; a filter cloth of the filter cloth transmission mechanism, wherein the filter cloth is wound by each roll shaft at the end part of each filter plate and clings to the surface of each filter plate of the hydraulic filter pressing mechanism; a filter cloth cleaning assembly which is arranged on the rack, corresponds to the filter cloth of the filter cloth transmission mechanism in position and can clean the filter cloth; and a discharge mud scraping assembly which is arranged at a discharge port at the rear end of the filter cloth transmission mechanism. The dehydration belt machine is good in dehydration effect, long in service life of the filter cloth, small in flushing water amount and high in treatment efficiency.

The invention relates to a cleaning technology for silica scales of a reverse osmosis membrane. The technology comprises the following steps: (a) cleaning oil and microbe contaminations on a contaminated reverse osmosis membrane by using a high-pH cleaning solution; (b) cleaning inorganic scale or metal oxide contaminations on the contaminated reverse osmosis membrane by using a low pH cleaning solution; and (c) preparing a silica scale cleaning solution from a specific chemical agent, and cleaning the silica scales on the reverse osmosis membrane to make the reverse osmosis membrane recover the original performances. The specific chemical agent is used to change the composition or properties of contaminants to achieve chemical cleaning of the reverse osmosis membrane system with special silica scales, so the original performances of the membrane element are recovered. The cleaning technology has the advantages of simplicity in operation, safety in running, wideness in promotion, stable cleaning effect, and prolongation of the service life of the reverse osmosis membrane.

The invention provides a preparation method of phosphate. The preparation method comprises the following steps of (1) using acid to dissolve the raw material which can dissolve out metal ions by acid,and separating, so as to obtain a clear solution, wherein the acid comprises nitric acid, and the raw material which can dissolve out metal ions by acid is a mixture of one or multiple of metal, metal oxide, metal hydroxide, metal carbonate and metal base carbonate; (2) adding a phosphor-containing reducing agent into the clear solution to form a reaction system, and reacting to generate the phosphate and oxynitride gas; when the yield rate of phosphate in the reaction system reaches the proper degree, separating solid and liquid, so as to obtain phosphate solid and mother liquid; washing toremove the impurities out of the phosphate solid, wherein the phosphor-containing reducing agent is a phosphor-containing matter with valence state lower than positive five valence. The preparation method has the advantages that the amount of impurities introduced into the system is small, the washing frequency is low, and the cost is low; the prepared product has high purity and small granularity, and a feasible method is provided for the preparation of the phosphate.

The invention relates to a rotary filtering pond for sewage treatment, which is applied in sewage depth filtration treatment, belonging to the technical field of sewage treatment, wherein the main body comprises: a water inflow distribution well, a water inflow distribution dam, a turnplate support, a turnplate and a filter cloth thereof, a central rotary drum, a speed reducer and a transmission device thereof, a back-washing water pump, a back-washing sprayer, a pulse pressure regulating device, a sludge suction pump, a water level regulating checkgate, a clean-water reservoir, a sludge bucket, a turnplate suction pump and so on. The pond employs the outer inflow type and is provided with the distribution dam for water inflow, and is also provided with the sludge suction device and the washing device for the filter cloth. The inflow water enters the filter pond from the water distribution dam on the two ends by rectifying the water flow through the water distribution well. Because of the differences between the inner and outer pressures of the turnplate, water passes through the micrometre-scale filter cloth while suspended matters are held back in the filtering pond and precipitated in the sludge bucket on the lower part, and sucked out of the filtering pond by the sludge suction pump, wherein the permeated water enters the clean-water reservoir through the hollow central rotary drum to finish the filtering on the sewage. The suspended matters held back on the surface of the filter cloth of the turnplate are washed away by a high pressure sprayer and a suction device.

The invention relates to kitchen cooking electric appliances, in particular to an automatic cleaning food processor. The processor comprises a machine body, a crushing cavity, a crushing blade, a motor and a water supply device, wherein the crushing cavity is of a barrel-shaped structure with a depth larger than an inner diameter, the crushing cavity is obliquely installed in the machine body, andafter inclination, the top wall and the peripheral wall of the crushing cavity are connected at the highest point through a corner part; the crushing blade is mounted at the bottom of the crushing cavity, a rotating shaft driven by the motor penetrates the cavity wall of the crushing cavity and extends into the crushing cavity, and the crushing blade is fixed to the tail end of the rotating shaft; and the water supply device can automatically supply cleaning water to the crushing cavity, a liquid level height of the cleaning water is H1, a vertical height from the bottommost portion of the inclined crushing cavity to the corner part is H2, H1/H2 is larger than or equal to 0.181, and during automatic cleaning, the cleaning water can rush to the corner part along the cavity wall of the crushing cavity to clean the cavity wall of the crushing cavity. According to the food processor, automatic cleaning can be achieved, during cleaning, the highest point of the crushing cavity can be cleaned, cleaning is cleaner, and water consumption during cleaning is less.

The invention discloses a high-pressure laminated hollow microporous ceramic membrane column comprising a column shell and a high-pressure membrane column; the high-pressure membrane column is formedby laminating a plurality of inorganic ceramic plates; the inorganic ceramic plates are formed by splicing, sintering or bonding two same concave-convex inorganic ceramic membranes; the inner surfacesof cavities of the ceramic plates are purified water surfaces, and the outer surfaces of the ceramic plates are raw water surfaces; and only purified water flows in a cavity formed by the two purified water surfaces, but raw water does not flow in the cavity. The ceramic plates of the high-pressure laminated hollow microporous ceramic membrane column can be used in an environment of high pressureless than or equal to 2 MPa; compared with an existing 0.04 MPa ceramic plate filtering and permeating technology, the high-pressure laminated hollow microporous ceramic membrane column has the advantages that the water production efficiency is increased by 30 times or above, the water production cost is reduced by 30 times, the high-pressure laminated hollow microporous ceramic membrane column has the same service life reaching up to 10 years and is small in floor area, low in water production and management costs and easy to wash so as to be a substitute product of an organic membrane in the future water treatment industry and be capable of gradually substituting the organic membrane product market monopolized by European and American countries for 20 years.

The invention relates to a food processor capable of improving the cleaning effect. The food processor comprises a main machine and a pulverizing cavity formed in the main machine. A cleaning knife driven by a motor is arranged in the pulverizing cavity; the cleaning knife rotates to drive water flow in the pulverizing cavity to clean the pulverizing cavity; the volume of the pulverizing cavity isV; the maximum inner diameter of the pulverizing cavity is d1; the cleaning knife is positioned below the maximum inner diameter of the pulverizing cavity; the average inner diameter of the pulverizing cavity positioned on the outer side of the cleaning knife is d2, wherein (d1-d2) 2/V is greater than or equal to 0.1 and less than or equal to 0.9; a guide surface is formed on the side wall of thepulverizing cavity between the maximum inner diameter of the pulverizing cavity and the top of the cleaning knife; the inner diameter of the upper pulverizing cavity in the guide surface is not smaller than that of the lower pulverizing cavity; by controlling the relation between the maximum inner diameter of the pulverizing cavity and the volume of the pulverizing cavity and the relation betweenthe average inner diameter of the pulverizing cavity located on the outer side of the cleaning knife and the volume of the pulverizing cavity, water flow is guided to be thrown upwards in the pulverizing cavities of different volumes to the maximum extent, and the cleaning effect of the pulverizing cavities of different volumes is improved.