2213results about How to "Efficient removal" patented technology

The invention discloses a carbon quantum dot / metal organic framework composite material as well as a preparation method and application thereof, and the method is characterized in that carbon quantum dots derived from waterborne polyurethane are embedded into a zeolite imidazate framework 8 to prepare the carbon quantum dot / metal organic framework composite material. The composite material can be used as a ratio type fluorescent probe for trace detection of tetracycline, a dual-emission fluorescence signal of the probe is derived from tetracycline which quenches blue fluorescence of puCDs at 450 nm through an inner filter effect, and the coordination effect between Zn < 2 + > and tetracycline triggers an aggregation-induced emission effect, so that new fluorescence emission is generated, and the detection sensitivity is improved. The intensity of the two signals changes in proportion to the concentration of tetracycline, the wide linear concentration detection range and the low detection limit are achieved, the probe has the high recovery rate and the large adsorption capacity in detection, the problems that a traditional detection method is insufficient in sensitivity, poor in anti-interference capacity, high in cost and the like are solved, and the application prospect is wide. A new thought is provided for constructing a ratio type fluorescent probe with a removal function.

The invention discloses a circuit board wastewater heavy metal removal method and system, and the method comprises the steps: monitoring the concentration and valence distribution of heavy metal ions in circuit board wastewater in real time, and generating wastewater heavy metal form distribution characteristics in combination with oxidation-reduction potential and pH value; based on wastewater heavy metal form distribution characteristics, adjusting an oxidation-reduction environment to generate heavy metal ion enriched wastewater; the method comprises the following steps: introducing heavy metal ion enriched wastewater into an electric flocculation reactor, applying a periodic electric field through a programmable pulse power supply to dissolve an aluminum or iron anode to release a multi-core hydroxyl complex, and carrying out a co-precipitation reaction with heavy metal ions to generate a flocculating constituent suspension; and introducing the flocculating constituent suspension into a rotational flow clarification and separation device, realizing mud-water separation through centrifugal sedimentation and inclined plate separation, outputting supernate, discharging the supernate after reaching the standard, and recovering precipitated sludge rich in heavy metals. By utilizing the embodiment of the invention, efficient breaking and separation of the complex-state heavy metals can be realized, and good environmental benefits and resource values are achieved.

This invention relates to a highly efficient functional ceramsite for purifying phosphorus-containing wastewater, its preparation method, and its application. Based on a complementary functional strategy, it uses natural clay rich in Al2O3 and SiO2 as a binder and calcium-rich industrial solid waste as the calcium-rich active component. Functional additives are also added to mitigate pH changes caused by calcium oxide reactions. The above raw materials are calcined at high temperature to obtain inexpensive, calcium-rich functional ceramsite with high mechanical strength, large adsorption capacity, and ecological safety. This effectively solves the common problems of increased water pH and poor phosphate adsorption capacity at neutral pH in calcium-based ceramsite, achieving highly efficient phosphorus purification in water. This invention uses inexpensive and readily available natural clay and calcium-rich industrial solid waste as raw materials, resulting in low cost, good effect, and effective application in the treatment of low-pollution water.

The invention belongs to the technical field of ceramic materials, and particularly discloses whisker toughened zirconium oxide-aluminum oxide composite ceramic and an additive manufacturing method thereof, the composite ceramic comprises the following components by mass: 94 parts of zirconium oxide toughened aluminum oxide ceramic and 5 parts of silicon carbide whisker; the zirconium oxide toughened aluminum oxide ceramic is prepared from the following components in parts by mass: 76 parts of aluminum oxide and 24 parts of zirconium oxide, and 3mol% of yttrium oxide is added into the zirconium oxide. According to the whisker toughened zirconium oxide-aluminum oxide composite ceramic and the additive manufacturing method thereof, the preparation method has unique design of components and process, and the preparation of a high-density and high-performance ceramic-based composite material part based on a fused deposition modeling technology is successfully realized. Further, the prepared silicon carbide whisker toughened zirconium oxide-aluminum oxide-based composite ceramic has relatively high density and excellent obdurability.

The application discloses a kind of nano magnetic flocculants and its preparation method and application, belong to drinking water processing technical field, including the following steps: step S1, modified ferroferric oxide nanosphere is ultrasonically dispersed in ammonia alcohol solution, while stirring, slowly drop adding tetraethyl orthosilicate, continue stirring after drop, after centrifugal separation, wash, obtain silica coated ferroferric oxide nanoparticles;Step S2, phenylalanine modified chitosan is added into glacial acetic acid solution, after completely swelling and dissolving, add silica coated ferroferric oxide nanoparticles and ultrasonic treatment, under low pressure ultraviolet lamp, then with anhydrous ethanol wash purification, vacuum drying to constant weight, obtain nano magnetic flocculants;The method of the application is simple and easy to operate, the nano magnetic flocculants prepared can be quickly adsorbed to the surface of sulfonamide antibiotics, produce flocculation and can be magnetically separated, very suitable for trace sulfonamide antibiotics in drinking water source efficient removal.

A reformate hydrodeolefin catalyst comprising a sulfato-containing alumina carrier and an active component comprising Pd 0.22-0.40 mass%, Pt 0.07-0.18 mass%, chlorine 0.4-3.0 mass%, and the sulfato content in the sulfato-containing alumina carrier is 0.3-3.0 mass% based on alumina. The catalyst can effectively remove olefins in reformate with bromine index higher than 4000 mgBr / 100g oil, and no pre-sulfurization is needed before use. The deolefin product with bromine index less than 50 mgBr / 100g oil and aromatic loss less than 0.5 mass% can be obtained.

The utility model relates to the technical field of casting, in particular to a vacuum negative pressure device for lost foam casting. According to the technical scheme, the device comprises a mounting bottom plate, a vacuum pump is arranged above the mounting bottom plate, a pressure stabilizing assembly is arranged at the position, located on the mounting bottom plate, of the air inlet end of the vacuum pump, a filtering assembly is arranged on one side of the pressure stabilizing assembly, a negative pressure pipe is arranged on a connecting pipe, and a vacuum distribution mechanism is arranged at the end, away from the connecting pipe, of the negative pressure pipe. The filtering assembly adopts a multi-layer composite filtering structure, so that impurities in gas can be efficiently removed, meanwhile, the system pressure can be monitored and adjusted in real time through an intelligent central controller in the pressure stabilizing assembly, pressure fluctuation is effectively buffered, a stable negative pressure environment is provided for lost foam casting, and the production efficiency is improved. And meanwhile, the vacuum distribution mechanism is designed in a modularized mode, negative pressure distribution can be accurately controlled according to different production requirements, the air exhaust efficiency is improved, and the production efficiency of lost foam casting and the precision of castings can be improved.

The invention provides a domestic sewage treatment method and system based on shortcut nitrification and anaerobic ammonia oxidation of Anammox bacteria preposed alkali reduction, and relates to the technical field of sewage treatment. The method comprises the following steps: anaerobic treatment: converting an organic suspended solid into an easily degradable carbon source through hydrolytic acidification bacteria; the carbon source is absorbed by denitrifying phosphorus-accumulating bacteria and denitrifying glycogen-accumulating bacteria and is stored as an intracellular carbon source; primary anoxic treatment: reacting ammonia nitrogen with nitrite through Anammox bacteria, and synchronously reducing alkalinity; aerobic treatment: under the condition of low alkalinity, in combination with low dissolved oxygen control, Comamox bacteria oxidize ammonia nitrogen into nitrite and accumulate the nitrite; and secondary anoxic treatment: denitrifying residual oxidation nitrogen into nitrogen by using intracellular carbon through denitrifying glycogen-accumulating bacteria. Through the synergistic effect of the hydrolytic acidification bacteria, the denitrifying phosphorus-accumulating bacteria, the Anammox bacteria, the Commox bacteria and the denitrifying glycogen-accumulating bacteria, efficient nitrogen and phosphorus removal is realized.

The invention discloses a polypeptide with blood pressure lowering and oxidation resisting effects as well as a related product and application thereof, and relates to the technical field of biology. According to the invention, casein is taken as a raw material, and the milk-derived active peptide ALPQY is successfully obtained through multi-enzyme hydrolysis, separation, purification and identification. In-vitro activity evaluation results show that the polypeptide not only has strong ACE inhibitory activity, but also can effectively scavenge free radicals; the ACE inhibition IC50 value is 35.56 mu M, the free radical scavenging TEAC value is 1.83 mu mol TE / mu mol, and compared with similar polypeptides, the polypeptide has better ACE inhibition effect and free radical scavenging effect. In-vivo antihypertensive evaluation is carried out through a spontaneous hypertension rat model, it is also shown that the compound has a good antihypertensive effect, and the compound can be used for preparing products related to antihypertensive and / or antioxidation.

The utility model discloses a cleaning assembly of a porridge cooking machine, relates to kitchen appliance technical field, including porridge cooking machine, operation panel and cleaning assembly, the cleaning assembly includes scraping unit and driving unit, the driving unit is used for driving scraping unit to carry out rotary cleaning to the inner wall of porridge cooking machine, scraping unit includes mounting pipe, and the mounting pipe is equipped with the mounting pipe. The inner wall of the mounting pipe is in threaded connection with a fastening screw rod, the mounting pipe is detachably and fixedly connected with an upper connecting cross rod through the fastening screw rod, and a rubber scraping strip is detachably arranged on the side face of the mounting pipe. The rotating rod is driven by the driving motor, the inner wall of the porridge cooking machine is rotationally scraped and cleaned by the mounting pipe and the rubber scraping strip, and meanwhile, the bottom of the inner wall is synchronously cleaned by the transverse scraping strip at the bottom of the lower connecting cross rod, so that the inner part of the porridge cooking machine is efficiently cleaned in an omnibearing and dead-corner-free manner, and the cleaning efficiency and quality are greatly improved; dirt such as residual congee stains in the congee cooking process can be effectively removed.

This invention discloses a flue gas denitrification device and method for thermal power plants. The flue gas denitrification device includes: a primary cyclone separator, a secondary electrostatic precipitator, a denitrification tower, a steam heating assembly, and a control module. The secondary electrostatic precipitator is located downstream of the primary cyclone separator in the flue gas flow direction. The denitrification tower is connected to the secondary electrostatic precipitator via a conveying pipe. One end of the conveying pipe is connected to the outlet of the secondary electrostatic precipitator, and the other end is connected to the inlet of the denitrification tower. A temperature sensor is installed on the conveying pipe. The steam heating assembly is used to introduce steam into the conveying pipe. According to this invention, the flue gas denitrification device for thermal power plants effectively removes large and fine dust particles, eliminates the risk of dust clogging and poisoning of the denitrification catalyst, improves the uniformity and efficiency of the denitrification reaction, and avoids dust clogging of the atomizing nozzles, thereby improving denitrification efficiency.

The application belongs to the technical field of water treatment, and discloses a multifunctional swimming pool filtering and purifying water equipment, which comprises a movable trolley, the movable trolley is provided with a water storage tank, a disinfection tank and a filter tank, the disinfection tank is internally provided with an ultraviolet disinfection lamp group and an ozone generating device, a three-stage filtering structure is adopted in the filter tank, the movable trolley is provided with a liquid pumping pump one, a liquid pumping pump two and a water return pump, the output end of the liquid pumping pump two is connected with a water spraying mechanism through a water return pipe, the output end of the water return pump is connected with the water spraying mechanism, a water suction pipe is arranged on a water suction and cleaning assembly, and a water drainage pump is fixedly arranged on the filter tank. The disinfection tank is combined with the ultraviolet disinfection lamp group and the ozone generating device, all-round disinfection and sterilization are realized, the three-stage filtering structure of the filter tank comprehensively improves water quality, the water suction and cleaning assembly integrates multiple cleaning functions, the multi-stage electric push rod and the composite material scraper plate of the wall scraping assembly can efficiently remove dirt on the side wall of the swimming pool, and all-round and deep cleaning of the swimming pool is realized.

The invention discloses a method for treating a metal surface through ethylene glycol butyl ether after a fire disaster. The treatment method comprises the following steps that modified ethylene glycol butyl ether is prepared; sequentially adding modified ethylene glycol butyl ether serving as a main chemical solution into the reaction kettle according to the quantitative percentage, and carrying out mixed reaction; standing the mixed chemical solution in the step S2 for 10-20 minutes, and adding water to dilute the mixed solution according to the remaining percentage of the volume of the reaction kettle; the ethylene glycol butyl ether is modified and serves as a main component of the cleaning solution, the sodium phosphate, the epichlorohydrin, the sodium pyrophosphate and the trichloroethylene are mixed according to a proper proportion, a proper amount of water is added for dilution, and the cleaning solution is obtained. Dirt formed by fire disasters on the metal surface can be effectively removed, and metal objects cannot be damaged.

The present application provides a kind of prevention and control method of green moss in water lily planting pool, specifically belongs to water quality control technical field.The prevention and control method of green moss in water lily planting pool described in the present application includes the following steps: before planting water lily, water injection, water level is controlled at 15~20cm, copper sulfate is applied to kill green moss and its spores, keep water body not to flow during disinfection;After disinfection, apply sodium thiosulfate, and plant water lily;After planting water lily, keep replenishing water, control water level to 40~50cm, when green moss first outbreak, apply mineral fulvic acid potassium and composite bacillus;Subsequent green moss outbreak, apply mineral fulvic acid potassium, or apply mineral fulvic acid potassium and composite bacillus.The prevention and control method described in the present application is safe and efficient, which can quickly and effectively remove green moss without inhibiting the growth of water lily, and also does not affect the harvest of water lily.

The utility model discloses a hydrochloric acid ammonia gas corrosion test case relates to test case technical field, including test case main part, support seat, waste gas treatment tank, support seat top both sides are connected with test case main part and waste gas treatment tank respectively. The utility model discloses a ammonia gas injection pipe and hydrochloric acid injection pipe inject proper amount of ammonia gas and hydrochloric acid gas into test case main part, wherein the hydrochloric acid conduit and ammonia gas exhaust pipe correspondingly connected of ammonia gas injection pipe and hydrochloric acid injection pipe are upside down distribution in test case main part, are favorable to the full mixing of hydrochloric acid gas and the ammonia gas below, form even corrosive gas environment, this can ensure that the corrosion effect that each part in test case receives is more consistent, thereby obtains accurate test result, wherein the test case main part inner wall has been daubed anticorrosive layer coating), can effectively prevent the corrosion of hydrochloric acid and ammonia gas to test case main part inner wall.

The application relates to the field of chemical material preparation, and particularly discloses a high-purity silicon nitride powder and a preparation method thereof. The preparation method of the high-purity silicon nitride powder is as follows: 30-40 parts of silicon dioxide nano particles are mixed with 12-40 parts of carbon black to obtain a blend by adding deionized water, the blend is stirred, and the blend is dried at 60-65 DEG C to obtain a silicon-carbon precursor; nitrogen is introduced into the carbon-silicon precursor, the temperature is increased to 1350-1500 DEG C, and the temperature is kept constant to obtain a crude product; ammonia is continuously introduced into the crude product, the temperature is kept constant at 1300-1400 DEG C to obtain a first purification product; the first purification product is cooled to 600-650 DEG C, oxygen is introduced, and the temperature is kept constant to obtain a second purification product; and the second purification product is cooled to obtain the product. The preparation method of the high-purity silicon nitride powder can prepare high-purity silicon nitride powder with a purity of 99.65% or above.

This utility model relates to the field of wastewater treatment technology, specifically a filtration device for wastewater treatment. Through the rotation of a drum screen, combined with a filter screen, solid-liquid separation and fine filtration of wastewater are achieved. During rotation, the drum screen quickly separates large particulate impurities from the wastewater, while the subsequent filter screen performs secondary fine filtration, effectively intercepting residual pollutants and significantly improving the wastewater purification level. Simultaneously, a circulating flushing component plays a crucial role; a water pump drives a spray gun to perform high-pressure flushing of the drum screen, promptly removing dirt adhering to its surface and preventing the filter screen from clogging due to impurity accumulation. The flushed dirt flows back to the circulating water tank via a fan-shaped collection trough for further treatment. This integrated design ensures stable and continuous operation of the equipment while significantly improving filtration efficiency and equipment lifespan, effectively meeting the stringent requirements of modern wastewater treatment for high efficiency, energy saving, and environmental protection.

This invention provides a resource recovery device system for lithium precipitation mother liquor. Through the coordinated use of a pretreatment unit, conditioning unit, extraction unit, washing unit, back-extraction unit, and raffinate post-treatment unit connected in sequence, it achieves maximum recovery and utilization of lithium ions in the lithium precipitation mother liquor, reduces lithium resource waste, ensures the greenness, stability, and controllability of the extraction process, and results in a high-lithium liquid product with low metal impurity ion content and high lithium extraction rate, while the raffinate meets discharge standards. The resource recovery device system has a simple structure, low operation difficulty, and low manufacturing cost.

The present application relates to a kind of catalyst for hydrogen chloride oxidation preparation chlorine and its preparation method and application.The preparation method includes: after carrier substrate, metal tantalum powder, binder solution are mixed, extrusion forming is obtained green body, the green body is prepared composite carrier by calcination, the mass fraction of metal tantalum powder in the composite carrier is 5%-30%;Inorganic salt containing catalytically active element is made into solution and is placed in the composite carrier, and after drying, pre-product is obtained, and the pre-product is prepared catalyst by calcination.The preparation method described in the present application prepares high thermal conductivity composite carrier, not only effectively improves the heat conduction efficiency of catalyst, guarantees the effective activity of catalyst, but also guarantees the stability of composite carrier, thereby effectively prolongs the life of catalyst.

The utility model relates to the technical field of scrap copper treatment equipment, and discloses scrap copper treatment equipment convenient to use, which comprises a crushing mechanism, the lower end of the crushing mechanism is connected with a classification mechanism, the classification mechanism comprises a water tank, and an air pump is fixedly arranged in the middle of one side of the water tank. The output end of the air pump penetrates through the bottom of one side of the water tank to extend into the water tank and is fixedly connected with a through pipe, four air pipes are fixedly connected to a pipe body of the through pipe, a plurality of rubber valves are fixedly arranged on pipe bodies of the four air pipes, and a plurality of holes are formed in the inner bottom face of the water tank. The multiple rubber valves are correspondingly and fixedly arranged in the multiple holes respectively, and a water outlet is formed in the other side of the water tank. According to the scrap copper crushing device, the crushing roller is driven by the motor to extrude and crush scrap copper, and meanwhile, impurities attached to the surface of the scrap copper are effectively removed by utilizing bubbles generated by the air pump and under the scouring action of the bubbles in water, so that the purity of copper materials is improved.

The utility model discloses a kind of efficient paint mixing and stirring device, comprising: bearing frame, the surface of the bearing frame is fixedly connected with pull ring;Stirring assembly, one side of the stirring assembly is fixedly connected with bearing frame surface side, the stirring assembly is for the sufficient stirring mixing of paint;Vacuum component, one side of the vacuum component is communicated with the surface of stirring assembly, the utility model relates to stirring device technical field.The efficient paint mixing and stirring device, by the setting of vacuum component, by the setting of vacuum pump, the mixed bubble inside load barrel is directly vacuumized, effectively removes internal air, and the paint splashed in the process of vacuumizing is blocked and filtered using filter core, to avoid its random into suction duct, filter core bottom inverted cone, avoid paint adhering on filter core surface, spring can complete its push compact, pull handle rod can be pulled apart, convenient operation.

This invention belongs to the technical field of industrial flue gas purification and solid waste resource utilization, specifically involving hydrogen fluoride adsorbents, their preparation methods and applications, and the application of waste adsorbents as fluoride electrode materials. The invention involves sequentially subjecting decayed oak wood to anaerobic fermentation and vacuum micro-aerobic pyrolysis to obtain a porous biochar carrier; loading a metal precursor onto the porous biochar carrier using an impregnation method to obtain a semi-finished product; and calcining the semi-finished product in a protective gas atmosphere to obtain the hydrogen fluoride adsorbent. The hydrogen fluoride adsorbent provided by this invention exhibits a high adsorption rate for HF, and the saturated waste adsorbent can be reused as a fluoride electrode material, demonstrating excellent cycle stability and rate performance. This invention provides a novel pathway for the functional transformation of biomass waste and the preparation of high-performance energy storage materials, while simultaneously reducing the cost of HF adsorbents, and has broad practical application value.

The utility model discloses a vegetable processing and cleaning device which comprises a water tank and a lifting net frame, a hoisting plate is arranged above the water tank, a first bolt is arranged on the hoisting plate, a fixing frame is arranged below the hoisting plate through a lifting mechanism, a reciprocating lead screw is rotationally arranged in the fixing frame, and the reciprocating lead screw is connected with the lifting net frame. A driving motor connected with the reciprocating lead screw is arranged on the fixed frame, the reciprocating lead screw is sleeved with a lifting frame through a limiting mechanism in a threaded mode, the lifting frame is connected with a lifting screen frame through a connecting mechanism, a fixed rod is fixedly arranged on the lifting screen frame, and the fixed rod is connected with the reciprocating lead screw through a rotating mechanism. The reciprocating lead screw is driven by the driving motor to rotate, the lifting screen frame can move up and down and rotate in the water tank in a combined mode, vegetables make contact with water flow in a multi-angle and multi-direction mode, cleaning blind areas are broken, mechanical friction is enhanced, stubborn stains such as soil and pesticide residues on the surfaces of the vegetables are effectively removed, and cleaning is more thorough.

This utility model relates to a small moxibustion tube for easy ash removal, comprising an upper shell and a lower shell; the lower shell is detachably connected to the bottom of the upper shell; the upper shell includes an outer shell, an inner shell, and an adjusting cover, with the outer shell fitted over the outer shell of the inner shell. The lower end of the adjusting cover is adjustablely positioned inside the inner shell, with a needle in the center of the adjusting cover and a needle hole in the center of the inner shell. The needle passes through the needle hole and inserts into the moxa stick. By changing the height of the adjusting cover, the needle moves upward. Since the needle hole can only pass through the needle and not the moxa stick, the moxa stick disengages from the needle when the needle moves upward, thus achieving convenient and effective ash removal. After ash removal, restoring the adjusting cover resets the needle, allowing a new moxa stick to be inserted, the lower shell to be reassembled, and continued use. This small moxibustion tube allows for convenient and effective removal of moxa stick residue, thereby enabling its reuse.

The application discloses a kind of salt-containing wastewater concentration devices, belong to salt-containing wastewater treatment technical field, including support and being located on the concentration tank of support, multiple filter plates are arranged in the concentration tank along the direction of axis, the filter plate is coaxially arranged with concentration tank, the middle part in the concentration tank is equipped with partition plate, the partition plate divides the cavity in the concentration tank into two semicircular cavities symmetrically, and the two semicircular cavities are processing cavity and filter cavity respectively, switching through-hole is equidistantly arranged on the partition plate, the filter plate is rotatably arranged in switching through-hole, switching drive is arranged on the concentration tank to drive the rotation of filter plate, a plurality of clamping type cleaning mechanisms are arranged in the processing cavity, and cleaning liquid supply mechanism is arranged on the support.The salt-containing wastewater concentration device provided by the application can clean the filter plate without stopping work, ensuring continuous filtration.

The application relates to an openable landscape bench for collecting rainwater, and belongs to the technical field of garden landscape facilities. The landscape bench comprises a circular ring type seat surface, the inside of the circular ring type seat surface is fixedly connected with a hollow main support column, the top end of the hollow main support column is fixedly connected with a central umbrella rib base, the outer periphery of the central umbrella rib base is fixedly connected with an inverted umbrella type roof, and the outer periphery edge of the inverted umbrella type roof is fixedly connected with a plurality of annular frames. The application has the beneficial effect that in the rainy season, the inverted umbrella type roof is an umbrella surface structure that is inclined to the center as a whole, rainwater can be concentrated and flowed into the central umbrella rib base under the action of gravity, and gradually flowed into a storage assembly along a water collecting pipe in the hollow main support column, so that the collection and storage functions of the landscape bench are realized. The structure has the functions of sun-shading, rain-shielding and efficient water collection, improves the practicability and maintenance convenience of the device, and greatly improves the land use efficiency and landscape coordination of public space.

The utility model relates to a kind of roll bending machine plate material feeding scratch-proof surface treatment device, the utility model effectively solves that plate bottom is easily scratched, the granular matter on the surface of plate is easily formed dent when rolling, plate cannot be accurately aligned with roll bending machine entrance, is prone to the problem of indentation.The roll bending machine plate material feeding scratch-proof surface treatment device can simultaneously carry out physical cleaning to the upper and lower surfaces of plate by the upper and lower symmetrical active cleaning mechanism, effectively remove the metal scraps and dust and other impurities adsorbed on the surface, simultaneously cooperate with dust extraction mechanism can suction impurities cleaned in real time, significantly reduce the scratch or indentation risk caused by impurities pressed into by plate;Second electric push rod can coarsely adjust the height of flexible support module, flexible support module can fine tune itself, ensure that plate is smoothly fed, and flexible support module can disperse concentrated pressure into uniform surface support, prevent indentation caused by uneven support, more conducive to using when roll bending processing is carried out to plate.

The present application relates to the technical field of feed processing, and particularly relates to a preparation method of Maotai-flavor distiller's grains fermented feed, which comprises the following steps: drying treatment based on the moisture content of Maotai-flavor distiller's grains to obtain basic distiller's grains; determining the strain ratio of brewer's yeast, bacillus subtilis and aspergillus niger based on the tannin content of the basic distiller's grains to obtain a compound fermentation inoculant; inoculating and then fermenting; determining state evaluation parameters based on the total polyphenol accumulation rate, the dissolved oxygen consumption rate and the microbial activity index during the fermentation process, and performing qualified evaluation, and dynamically adjusting when unqualified; determining the fermentation end point based on the tannin degradation rate and the total polyphenol accumulation rate; and mixing the fermented distiller's grains with the basic feed at a mass ratio of 1% after low-temperature drying of the fermented distiller's grains. The present application realizes three-layer control of raw material evaluation, process control and end point determination, significantly improves the stability and content of functional active ingredients in the product, reduces the tannin and safety risk, and has a good intestinal health improvement effect on animals.

The utility model provides a kind of spray dust removal desulfurization tower, including desulfurization tower body, disc-shaped shunt pipe is fixed in the inside of desulfurization tower body by connecting rod, serpentine shunt pipe is installed below the disc-shaped shunt pipe, the disc-shaped shunt pipe is connected through communicating pipe with serpentine shunt pipe, first nozzle is installed in disc-shaped shunt pipe bottom end surface, second nozzle is installed in serpentine shunt pipe circumferential surface, pump body is installed in the outside surface of desulfurization tower body, pump body output end is connected through pipeline with disc-shaped shunt pipe, pump body input end is connected through pipeline with treatment liquid.The utility model desulfurization tower body is fixed with disc-shaped shunt pipe and serpentine shunt pipe by unique design inside, and is equipped with first nozzle and second nozzle respectively.This structure makes treatment liquid be able to spray from different direction, different position, compared with traditional single spray structure, greatly increase the contact area of treatment liquid and waste gas.

The utility model relates to the technical field of raw material medicine temporary storage, especially to a raw material medicine temporary storage tank, including temporary storage tank body, still including heat preservation groove, water adding pipe, drain pipe, sealing upper cover, opening, hollow water distribution ring, liquid inlet pipe and liquid jet head, the utility model discloses hot water or ice water is added to the inside of heat preservation groove through water adding pipe, and the temperature of hot water or ice water is passed to its inside through temporary storage tank body, so that the temperature in temporary storage tank body keeps the environmental temperature required by raw material medicine, when not needing heat preservation, just need to open drain pipe and can discharge the hot water or ice water in heat preservation groove, and the cleaning fluid is conveyed into hollow water distribution ring through liquid inlet pipe through external water delivery device, and the cleaning fluid in hollow water distribution ring will be sprayed through a plurality of liquid jet heads, since the water outlet of liquid jet head is opposite the inner wall of temporary storage tank body, so the cleaning fluid sprayed by liquid jet head can flush the inner wall of temporary storage tank body, and realizes the function of heat preservation and continuous cleaning.