52results about How to "Composition is stable" patented technology

The invention provides a traditional Chinese medicine processing process monitoring system and method based on an intelligent sensor, and relates to the technical field of traditional Chinese medicine processing monitoring, and the system comprises a sensor module, a data acquisition and transmission module, a central control unit and data processing module, a monitoring and early warning module, and a tracing management module. The sensor module comprises a temperature sensor, a humidity sensor, a pressure sensor, a photoelectric sensor, a chemical component sensor and a gas sensor; and early warning measures in the monitoring and early warning module comprise threshold early warning, trend early warning and intelligent early warning. By arranging the monitoring and early warning module, various parameters of traditional Chinese medicine processing can be effectively and strictly controlled in the traditional Chinese medicine processing process, meanwhile, an early warning function is set, when the parameters reach or reach threshold values set in advance, alarm reminding can be conducted in time, the ingredients of medicinal materials can be well stabilized, and then the quality of medicinal material processing is guaranteed.

The invention discloses a sulfur-doped carbon-based composite wave-absorbing material as well as a preparation method and application thereof. Sulfonated resin is used as a carbon source, is impregnated with a salt solution of iron, nickel, cobalt and other metals, and then is subjected to high-temperature carbonization in an inert atmosphere, so that the sulfur-doped carbon-based composite wave-absorbing material is prepared. The content of the magnetic components in the composite wave-absorbing material can be adjusted by adjusting the concentration of the metal salt solution, and the electromagnetic wave absorption performance can be further adjusted and controlled in a wide range. The raw material components are stable, the cost is low, and the preparation method is simple and suitable for industrial production; sulfur-containing sulfonated resin is used, after heat treatment, a defect and a functional group introduced by sulfur doping serve as a dipole center, dipole polarization is induced under a high-frequency electromagnetic field, and the dielectric loss capacity of the material can be improved; the composite wave-absorbing material has multiple electromagnetic loss mechanisms, and is wide in effective absorption frequency band, light in weight, thin in thickness and high in wave-absorbing performance.

The invention discloses a copper smelting method of an Ausmelt furnace without a top-blowing spray gun, and relates to the technical field of copper smelting of the Ausmelt furnace, and the copper smelting method comprises the following steps: (1) spraying coal powder and mineral powder into a molten pool through an ore gun and a coal gun of the Ausmelt furnace without the top-blowing spray gun; (2) a side-blowing combustion gun of the Ausmelt furnace without the top-blowing spray gun sprays fuel to the molten pool; and (3) when the copper matte reaches the target grade 58-62%, ending the reaction, recording the melt temperature distribution, measuring the viscosity of the slag, and taking the slag sample for analyzing the content of Fe3O4. The Ausmelt furnace without the top blowing spray gun comprises a flue, a baffle, a combustion gun, an ore gun and a coal gun, a flue is arranged on the upper portion of the furnace body, a baffle is arranged below the flue, combustion guns are symmetrically arranged on the furnace body above a slag layer, coal guns are symmetrically arranged on the furnace body at the junction of the slag layer and a molten copper bath, ore guns are symmetrically arranged on the furnace body at a molten copper bath layer, and pressure gauges are arranged on the ore guns and the coal guns.

The invention relates to an amorphous film and a preparation method and application thereof.The amorphous film is an AlSiC amorphous film and is composed of Al, Si and C. The preparation method of the amorphous film comprises the following steps that a target material is provided, the amorphous film is deposited on a base body through a magnetron sputtering method, and the amorphous film can be used as a surface protection material. The AlSiC amorphous film is formed by disorderly arranging three kinds of atoms of Al, Si and C, so that the AlSiC amorphous film has high strength, high hardness and high toughness, toughness integration of the amorphous film is achieved, and therefore when the AlSiC amorphous film serves as a surface protection material, the protection effect is good, and the service life is longer. Meanwhile, the AlSiC amorphous film is prepared through a magnetron sputtering method, the deposition rate is stable, and the AlSiC amorphous film obtained through deposition is uniform in component, compact in structure, few in defect, good in combination with a base body and high in adhesive force.

The invention provides a circuit board electroplating device which comprises a conveying assembly, and the conveying assembly comprises a rack, an electroplating bath, a connecting column, a mounting cylinder, a synchronous electric cylinder, a connecting base, a mounting frame, a sliding block, a driving motor, a driving screw, a threaded hole, a mounting plate and a controller. According to the invention, the slot on the mounting plate is matched with the slidable adjusting rod, and the position of the adjusting rod can be accurately locked through the limiting screw hole and the limiting screw, so that the cathode clamp can be flexibly adjusted according to the size of the circuit board, and the cathode clamp clamping the circuit board is ensured to be completely immersed into an electroplating solution in an electroplating bath; meanwhile, the adjusting rod and the connecting block are quickly connected and separated through structures such as a pin rod and a spring, and a proper cathode clamp is conveniently replaced according to the specification of the circuit board, so that the adaptability is improved, the synchronous electric cylinder and the driving motor are uniformly regulated and controlled through the controller, accurate movement of the circuit board in the vertical direction and the horizontal direction is achieved, and the production efficiency is improved. All links from installation to electroplating are completed, manual intervention is reduced, and efficiency and accuracy are improved.

The invention provides a continuous fluid separation system for recovering lithium from mirabilite, and relates to the technical field of continuous fluid separation. A continuous fluid separation system for recovering lithium from mirabilite comprises a plurality of treatment subsystems, each treatment subsystem comprises an exchange area, a material washing area and an acid regeneration analysis area which are arranged in sequence, and each separation unit of the treatment subsystems is filled with a titanium adsorbent filler; the exchange area adopts a three-parallel two-serial feeding mode; gradient washing is carried out in a three-string mode in the material washing area; and the acid regeneration analysis area adopts a three-parallel analysis mode. According to the continuous fluid separation system for recovering lithium from mirabilite, the recovery rate of lithium can exceed 90%, continuous operation is achieved, product components and concentration are kept stable, and the use amount of washing water and an acid regenerant is greatly reduced.

The invention relates to an etching solution for a quartz crystal. The etching liquid is prepared from the following components in percentage by mass: 20% of hydrofluoric acid, 15% of nitric acid, 0.15-0.7% of an additive and the balance of ultrapure water. The four-component additive is prepared from sodium butyl naphthalene sulfonate, PE6400, 1-butyl-3-methylimidazolium tetrafluoroborate and 4-mercaptobutyric acid. Wherein the sodium butylnaphthalenesulfonate prevents particles generated in the etching process from being gathered and deposited, and the clearness and uniformity of the etching liquid are kept. PE6400 has both hydrophilicity and hydrophobicity, and has the effects of assisting in dissolving, dispersing and defoaming. The cooperation of the two can significantly reduce the residual protrusions after the quartz crystal is etched, reduce the roughness, and make the surface smoother. The 1-butyl-3-methylimidazolium tetrafluoroborate and the 4-mercaptobutyric acid cooperate to control lateral erosion of quartz, and a symmetrical V-shaped structure is generated.

The invention relates to a green and efficient production method of nodular cast iron or spheroidal graphite cast steel profiles, which adopts a process route of a hydrogen-rich blast furnace, an electric arc furnace, a converter, a vacuum refining furnace, a ladle refining furnace and a continuous casting machine to produce nodular cast iron / spheroidal graphite cast steel new steel material profiles. In the production process, a large amount of clean low-carbon hydrogen energy is used for replacing an original carbonaceous material to serve as a reducing agent, on one hand, the ton iron carbon emission of the product is reduced, on the other hand, oxygen, sulfur, phosphorus and other impurity elements in the material are deeply removed, and meanwhile liquid solidification of the nodular cast iron / spheroidal graphite cast steel material is achieved in a continuous casting mode; the production efficiency is improved; and the energy consumption and carbon emission of the product are further reduced.

This invention belongs to the field of metal refining processes and provides a parallel flow copper electrolytic refining process. The process involves setting up a balance tank outside the copper electrolytic cell, with crude copper anode plates and stainless steel cathode plates alternately arranged inside the cell and guided by flow guides. A cathode-wall flow channel is formed between the flow guides and the cell wall. Slit nozzles are set on the flow guides along the length of the cell, allowing the electrolyte to be sprayed from the cell side onto the cathode surface and form a parallel flow along the cathode wall. An anode collecting tank is set at the bottom of the copper electrolytic cell. A hydrodynamic barrier is constructed by adjusting the pressure difference between the cathode-wall flow channel and the anode collecting tank, inhibiting the migration of anode sludge to the cathode. The impurity-rich electrolyte from the anode collecting tank is introduced into an online impurity removal unit for treatment and then returned to the balance tank. After mixing with the electrolyte in the cathode circulation branch, it re-enters the cathode-wall flow channel, thereby obtaining cathode copper with uniform composition and controlled impurities.

The invention discloses an indoxacarb nano red fire ant poison bait and a preparation method and application thereof, belonging to the technical field of red fire ant control. The indoxacarb nano red fire ant poison bait is composed of the following raw materials in mass percentage: 0.05% indoxacarb, 10% sweetener, 10% attractant, 10% adhesive, 1.32% to 2.15% nano carrier, 0.09% to 0.15% fatty acid, and 67.65% to 68.54% filler. The indoxacarb nano red fire ant poison bait provided by the invention has a good control effect on red fire ants, and has the advantages of fast effect, strong lasting effect, thorough control, and small amount of application, and the ingredients are stable, not easy to volatilize, safe and non-toxic, and the damage to the surrounding environment and animals and plants of the application is small, which meets the characteristics of green pesticides; the preparation method of the indoxacarb nano red fire ant poison bait provided is simple and easy to operate, does not require high temperature and high pressure, has low requirements on equipment, does not generate toxic and harmful substances, and is green and environmentally friendly.

The invention discloses a fuel supply system, method and equipment of an engine and a medium. The fuel supply system comprises a first fuel supply pipeline and a second fuel supply pipeline, a second delivery pump for pumping a second fuel; the adding device is provided with a second channel communicated with the output end of the second conveying pump and the first fuel supply pipeline, and the flow area of the second channel is adjustable; the control module is electrically connected with the second conveying pump and the adding device and used for determining the target adding amount of the second fuel based on the engine operation working condition; determining target traffic based on the target additive amount; and based on the target flow, the flow area of the second channel or the pumping pressure of the second conveying pump is controlled, so that the second fuel is conveyed to the first fuel supply pipeline at the target flow until the adding amount of the second fuel in the first fuel supply pipeline reaches the target adding amount. By the adoption of the system, diesel-free cold start is achieved, the complexity and cost of the system are reduced, the pause feeling in the fuel conversion process is eliminated, the combustion stability of an engine is improved, and the service life of the engine is prolonged.

The invention provides an agricultural portulaca oleracea enzyme as well as a preparation method and application thereof, and belongs to the technical field of agricultural biological products. The method comprises the following steps: crushing fresh purslane plants, mixing the crushed purslane plants with brown sugar and tap water according to a mass ratio of 5: 1: 20, sequentially carrying out aerobic fermentation for 4-6 weeks and anaerobic fermentation for 6-8 weeks under a dark condition at 20-30 DEG C, and carrying out solid-liquid separation after the fermentation is finished, so as to obtain filtrate, namely the agricultural enzyme. The pH value of the enzyme is 3.5-4.5, the organic matter content is larger than or equal to 30 g / L, and the enzyme contains salicylic acid, indoleacetic acid, lactic acid, asparagine and rich mineral elements. The product can be used in the planting industry, is applied in an irrigation mode after being diluted, is suitable for vegetable seedling raising and green cultivation of crops such as tomatoes and pakchoi, and can effectively improve the seedling strengthening index, yield and fruit quality. According to the method, high-value resource utilization of the purslane is achieved, and good ecological and economic benefits are achieved.

The invention discloses a hydrophilic modified polysulfone resin with carboxyl side groups and a preparation method thereof, and relates to the technical field of polysulfone. The invention adopts deionized water as a salt-forming solvent to carry out a salt-forming reaction of a bisphenol monomer. After the salt-forming reaction is completed, the salt-forming agent of the system is reacted, and after the alkalinity is weakened, an NMP solvent is added to collect water, thereby reducing the interference of NMP decomposition on the carboxyl group in the salt-forming stage, and the ratio of the diphenolic acid connected to the molecular chain is consistent with the feed ratio, so that the formed hydrophilic modified polysulfone resin component is more stable; at the same time, before the end-capping, the side chain carboxyl group forms a stable coordination complex, so that the diphenolic acid type hydrophilic polysulfone of the invention can be end-capped, greatly reducing the content of the phenolic end group with poor thermal stability, so that the original color can be maintained during extrusion granulation.

The invention discloses trophoblasts for amplification of clinical-grade tumor infiltrating lymphocytes and a preparation method and application of the trophoblasts, and the preparation method comprises the following steps: 1) placing tumor tissues in a complete culture medium, placing the complete culture medium in a 5% CO2 incubator at 37 DEG C, and carrying out wet culture for 2-3 weeks; after finishing, sorting the lymphocytes by magnetic beads; (2) adding the lymphocytes into an amplification culture medium for culturing, transferring the lymphocytes into a cell culture bag after the total number of the cells is greater than 107-108, culturing until the total number of the cells reaches 109-1011, and centrifugally collecting the cells to obtain tumor infiltrating lymphocytes TIL; 3, 10-50 Gy X rays or gamma rays are used for irradiating the tumor infiltrating lymphocytes to damage DNA of the tumor infiltrating lymphocytes to prevent cell division, and the trophoblasts are obtained.According to the method, a large number of amplified TIL is used for replacing PBMC to serve as the trophoblasts for immune cell proliferation, and the lymphocyte trophoblasts which are easier to obtain and better in nourishing effect are provided.

The present invention proposes a fat stem cell composition for wound repair and a preparation method and application thereof, which belongs to the field of stem cell technology. Fetal bovine serum, dexamethasone, penicillin, streptomycin, collagen, magnetic particles, and substance P are added to DMEM culture medium to prepare a culture medium for low-frequency magnetic field culture of fat mesenchymal stem cells, separation, obtaining a stem cell solution, embedding to obtain stem cell microspheres, freeze-drying the supernatant to obtain paracrine culture material, and mixing with stem cell microspheres, hydroxypropyl methylcellulose, carboxymethyl chitosan, hyaluronic acid, glycerol, and stem cell microspheres to obtain a fat stem cell composition for wound repair, which has good effects of implanting damaged tissues, releasing nutrients, promoting new blood vessel formation, regulating oxidative stress and inducing anti-inflammatory reactions, and is helpful for wound repair. It can be converted into a gel phase at a skin epidermal temperature between 35-37°C, stabilizes components, and releases in a controlled manner.

The invention relates to the technical field of chemical pigment machinery, and particularly discloses an opposite-rolling laminated device for reducing the viscosity of fireproof paints.The opposite-rolling laminated device comprises a supporting seat, a recycling box is fixedly connected to the top of the supporting seat, an opposite-rolling box is fixedly connected to the top of the recycling box, and the bottom of the opposite-rolling box communicates with the recycling box; the device comprises a rolling box, one side of the rolling box is fixedly connected with a collecting box, the top of the rolling box is fixedly connected with a stirring device, the rolling box penetrates through and is fixedly connected with a discharging mechanism, and the inner wall of the rolling box is fixedly connected with a first rolling device, a second rolling device and a third rolling device. The movable end of the electric telescopic rod penetrates through the top of the opposite-rolling box and is fixedly connected with a spraying mechanism, the opposite-rolling stacked device for reducing the viscosity of the fireproof coating is provided with a stirring device, so that auxiliaries and raw materials can be fully stirred and mixed, and the viscosity of the coating is preliminarily reduced; therefore, waste of raw materials and influence of the raw materials on next rolling operation can be avoided.

The application discloses a self-adaptive heavy metal solidification and blocking micro-particle, which comprises, from inside to outside, a heavy metal dissolution blocking agent inner core, a triggerable capsule wall and a heavy metal solidification agent shell layer arranged in sequence; wherein the heavy metal dissolution blocking agent inner core material is mainly obtained by compounding silicate and nano-scale active silicon dioxide, the triggerable capsule wall material comprises a pH trigger material and a heat-curing resin; and the heavy metal solidification agent shell layer material is mainly obtained by compounding and intercalating modified kaolin, a calcium-silicon ratio regulator and a sulfate. The application mainly reduces heavy metal dissolution of large-dosage steel slag micro-powder concrete in a service process from two aspects of early solidification and later prevention, and reduces the cracking risk of the large-dosage steel slag micro-powder concrete in a preventive and later compensatory mode; the application can meet the requirements of multiple scene services, and even when the concrete has slight cracks, the application will not increase the risk of heavy metal dissolution, and is suitable for popularization and application.

The invention discloses a safe diborane mixed gas filling method, and relates to the technical field of gas filling, diborane decomposition by-product concentration is collected in real time through double sensing units, filling pressure, flow velocity and temperature are correlated and dynamically corrected through a closed-loop regulation and control algorithm, full-process safety control is matched, hidden decomposition risks are solved, and the safety of diborane mixed gas is guaranteed. The device has the advantages that the concentration of diborane decomposition byproducts is captured in real time through the double sensing units, the concentration of the byproducts is associated with the filling pressure, the flow velocity and the temperature by means of a closed-loop regulation and control algorithm and dynamically corrected, and full-process management and control such as gas cylinder pretreatment before filling and pipeline residual gas recovery and harmless treatment after filling are matched; the core defects that in the prior art, a by-product and filling parameter linkage mechanism is lacked, and hidden decomposition risks cannot be recognized are overcome.

The application discloses a high-entropy alloy coating special for blue laser cladding and a preparation method thereof. (1 x) Ti x , and x is in the range of 0.25-0.75. The preparation method comprises the following steps: substrate pretreatment, alloy powder proportioning and ball milling mixing, and blue laser cladding. The application realizes the synergistic regulation of alloy phase composition and microstructure by Al and Ti elements, forms a FCC+BCC dual-phase structure, has fine and uniform grains, and is free of macroscopic cracks, and the precipitation of intermetallic compounds is significantly inhibited. The coating and the substrate are metallurgically combined, have high hardness, excellent wear resistance and corrosion resistance, the application fully utilizes the advantages of high blue laser energy absorption rate, stable molten pool and fast cooling rate, solves the problems of cracks, segregation and poor forming in infrared laser cladding, and is suitable for surface strengthening and remanufacturing in the fields of marine engineering, molds, aerospace and the like.

The present invention belongs to the field of powder metallurgy, and specifically relates to a method for preparing NiTiCu alloy powders of different particle sizes, including mixing three single metal powders of Ni, Ti and Cu in proportion, dividing the initial mixed powder into four parts, performing ball milling mixing for different times respectively, taking out the powders after the ball milling in turn, and drying them, selecting corresponding screens for sieving according to the particle size of the powder after drying, mixing the sieved powders, and obtaining NiTiCu alloy powders of different particle sizes. The present invention controls the ball milling time and ball milling method in batches during the ball milling process, and finally selects targeted screens for different batches of ball milled mixed powders to obtain NiTi alloys of different particle sizes, and provides a NiTiCu powder alloy preparation process with uniform particle size, stable composition, and low counterfeiting cost by optimizing parameter control and process flow during the alloying process.

This invention relates to the field of microencapsulation technology for natural products, specifically to a water-soluble ginger oleoresin microcapsule, its preparation method, and its applications. The invention uses modified starch, plant polysaccharides, etc., as wall materials and ginger oleoresin as the core material. The ginger oleoresin microcapsule product is obtained through processes such as ginger oleoresin molecule coating, emulsification, high-pressure homogenization, constant-temperature standing, and drying. This product features high gingerol content, good water solubility, and low spiciness in the solution. It also exhibits good stability in acidic solutions, meeting the requirements of high stability, no precipitation, low spiciness, and good heat sensitivity in low pH environments. It is suitable for use in food, beverages, health foods, pharmaceuticals, cosmetics, and other fields.

The invention discloses a neutralization kettle for gallium purification in the technical field of gallium purification. The neutralization kettle comprises a kettle body, a motor is arranged at the top of the kettle body, an output shaft of the motor is fixedly connected with a stirring shaft, a first feeding hole is further formed in the top of the kettle body, and a discharging hole is formed in the bottom of the kettle body; a first push type stirring blade, a turbo type stirring blade and a second push type stirring blade are sequentially arranged on the stirring shaft from top to bottom. According to the neutralization kettle for gallium purification, the mixing uniformity of the qualified analysis liquid and the alkali liquid can be remarkably improved.

A high-toughness magnesium alloy powder making device and a preparation method thereof, which relates to a powder making device and a preparation method thereof. The present invention is to solve the problems of easy plastic deformation, low powder yield and decreased hydrogen storage performance of magnesium alloy powder in the existing preparation of magnesium alloy powder. The present invention drives the gear set to rotate through a motor, driving the grinding disc and the driven gear to rotate coaxially, so as to achieve the effect of adjustable grinding disc speed during grinding. The grinding disc feed is controlled by a hydraulic lifting device, and the feed amount and feed speed are set according to the required amount of powder or the height of the sample exposed in the slot. The device sets the grinding disc to the lowest position and still reserves a safe distance from the slot. Put the magnesium alloy sample into the concave position of the base and determine the height of the sample exposed in the slot, evacuate; introduce protective gas; start the circulating water pump of the cooling system; adjust the grinding disc height to grind and collect the powder. The present invention is used for high-toughness magnesium alloy powder making.

An in-orbit sounding inversion method for asteroid surface star soil compressive strength controls a spacecraft to hover above the asteroid surface, utilizes mechanical arm unfolding and star soil short-time sounding data to invert asteroid star catalogue compressive strength, can obtain the asteroid star soil compressive strength, is simple and reliable in system, can be realized in in-orbit engineering, and has wide application prospects. The method overcomes the defects that an existing inversion method depends on remote sensing data or complex dynamics modeling estimation, is indirect, is limited in precision, depends on hypothesis, and lacks in-situ constraint.

The present invention belongs to the technical field of lithium ion batteries, and specifically relates to a high temperature resistant swelling tape for lithium batteries and a preparation method thereof. It comprises a substrate film and an adhesive composite; the substrate film is a three-layer composite film consisting of an outer layer, an intermediate layer and an inner layer; the outer layer is composed of 75-95wt% polyethylene terephthalate-1,4-cyclohexane dimethanol copolymer and 5-25wt% of a compatibilizer; the intermediate layer is a polycarbonate type polyurethane; the inner layer is composed of 70-90wt% ethylene-acrylate copolymer and 10-30wt% of a compatibilizer. After the swelling tape obtained by the present invention is soaked in an electrolyte, there will be no obvious shrinkage deformation in the length and width directions, and it has good swelling performance in the thickness direction, can effectively fill the gap between the lithium battery core and the shell, can withstand high temperatures, has stable ingredients, high safety performance, and long battery life.

This invention relates to the field of mineral processing technology, and discloses a copper sulfide ore beneficiation reagent, its preparation method, and its application. The reagent is composed of 50-55 parts by weight of sodium dibutyl monothiophosphate, 20-25 parts by weight of sodium isobutyl xanthate, 10-15 parts by weight of modified mercaptothiocyanate, and 5-10 parts by weight of fusel oil. The modified mercaptothiocyanate is obtained by chemically modifying the molecular structure of conventional mercaptothiocyanates by introducing hydrophobic alkyl groups and / or sulfur-containing functional groups. The fusel oil is a mixture of C4-C8 fatty alcohols. The preparation method includes: weighing the raw materials; mixing and dissolving sodium dibutyl monothiophosphate and sodium isobutyl xanthate to obtain a mixed solution; adding the modified mercaptothiocyanate and stirring to obtain a reaction solution; adding the fusel oil, stirring, separating the liquid to obtain an oily liquid, and filtering to obtain the reagent. The mass ratio of the oily liquid to the mixed solution after separation is (20-80):(80-20), and the filtration time is 30-60 min. The reagent of this invention can be used in the flotation of copper sulfide ore, with a dosage of 60-120 g / t.

A solid dispersion for PARP inhibitors, comprising a compound represented by formula I and a carrier material, wherein the carrier material comprises polyvinylpyrrolidone. A pharmaceutical composition, comprising a solid dispersion, a filler, a disintegrating agent and a lubricant. A preparation method for the solid dispersion. Use of the solid dispersion or the pharmaceutical composition in the preparation of drugs for treating cancers.

The application discloses a circulating aluminum liquid full-electric melting furnace, a melting chamber is arranged in a furnace body, is circularly connected with an electric heating chamber and a vortex well feeding chamber, is used for melting aluminum materials in the interior, and receives high-temperature aluminum liquid subjected to circular flushing; an immersed silicon nitride electric heating rod is fixed with the furnace body, extends into the electric heating chamber, directly contacts with the aluminum liquid, is used for directly heating and heat-insulating the aluminum alloy melt, and provides energy required by melting; an aluminum liquid lifting pump is arranged in the vortex well feeding chamber, is connected with flow paths of the vortex well feeding chamber and the melting chamber, and is used for driving the aluminum liquid to flow back to the melting chamber from the vortex well feeding chamber; and a control system is used for automatically controlling the running state and production mode of the full-electric melting furnace. The application greatly reduces energy consumption, significantly improves metal recovery rate, reduces maintenance cost, reduces labor intensity in subsequent treatment, improves equipment running stability and energy utilization rate, improves production efficiency and product quality stability.

The utility model belongs to the field of reaction kettle especially, it is a kind of coating reaction kettle sealing leak-proof device, it includes reaction kettle main part, the inboard fixed mounting of reaction kettle main part has sealing ring seat, the outside of sealing ring seat is slidably equipped with sealing base, the outside of sealing base and the inner wall sliding contact of reaction kettle main part;The top of reaction kettle main part is equipped with sealing cover.The utility model can be closed sealing ring seat by the lifting of control sealing base, prevent coating up surge, the inflatable rubber ring of simultaneously arranged, can utilize air pump to inflate, make it swell, fill the gap between sealing cover and reaction kettle main part, prevent the impurity such as dust, moisture etc. of outside world through gap and intrude in kettle, improve product pass rate, also prevent the coating of seepage to corrode reaction kettle and peripheral equipment, reduce equipment maintenance and replacement frequency, avoid coating to block pipeline, valve simultaneously, ensure long-term stable operation of production system.

The invention provides a rolling mill sliding plate heat treatment method which comprises the following steps: spraying an electrolyte on the surface of a rolling mill sliding plate, and meanwhile, using a high-voltage power supply to act on the electrolyte to induce plasma to release heat so as to perform heat treatment on the surface of the rolling mill sliding plate. The electrolytic plasma heat treatment technology is introduced, the distance control system is adopted for high-precision measurement and control over the target position or distance, product consistency and quality stability are improved, and the reject ratio is reduced; the rolling mill sliding plate clamp with a specific structure is adopted to quickly and accurately position and adjust the rolling mill sliding plate, and the deformation of the rolling mill sliding plate in the heat treatment process is reduced by rigid constraints in the transverse and longitudinal directions, so that the deformation of the rolling mill sliding plate after heat treatment is reduced by 80%, and the product stability is ensured.