289results about How to "Dissolve fast" patented technology

The invention discloses efficient sewage treatment equipment which comprises an electrolysis tank and a settling tank, a sliding rail is arranged at the bottom of the electrolysis tank and slidably connected with the top of the settling tank, a conical hopper is arranged in the electrolysis tank, and an electrolysis mechanism is arranged in the conical hopper. A flocculate pushing mechanism and a flocculate discharging mechanism are arranged in the settling box, and a central pollution discharge mechanism is arranged in the center of the bottom of the settling box. According to the efficient sewage treatment equipment, the electrolytic tank and the settling tank are arranged in a matched mode, the good treatment effect on industrial sewage is achieved, harmful impurities in the industrial sewage are treated cleanly, the treatment effect is improved, flocculate discharging is convenient, the chemical reaction rate is increased through arrangement of a flocculate pushing mechanism and a stirring assembly, and the treatment effect is improved. The electrolytic tank and the settling tank are arranged in a sliding connection manner, so that the use convenience is improved, and the effect of automatically discharging sediments and flocculates is realized through the arrangement of a condensate discharging mechanism.

The invention belongs to the technical field of biogas production equipment, and particularly relates to a kitchen waste anaerobic digestion efficient treatment system, which comprises an anaerobic digestion tank, an exhaust pipe is communicated with one end of the top of the anaerobic digestion tank, and a slag discharge pipe is communicated with the bottom of the anaerobic digestion tank; the pretreatment mechanism is arranged at one end of the top of the anaerobic digestion tank; the garbage is crushed and dehydrated through the design of the pretreatment mechanism, the crushed garbage can be distributed more uniformly in the anaerobic digestion tank, microorganisms can be in full contact with the garbage, the decomposition efficiency of the microorganisms on organic matters in the garbage is improved, and therefore the overall efficiency of anaerobic digestion is improved; the solid concentration is increased, and the relatively high solid concentration is beneficial to forming a tighter reaction system in the anaerobic digestion process, so that the contact area between microorganisms and organic substances is increased, and the anaerobic digestion efficiency is further improved.

The invention belongs to the technical field of traditional Chinese medicine preparation devices, and particularly relates to a production method and device of traditional Chinese medicine composition oral thick paste. Comprising an extract mixing tank, a tank cover is fixedly connected to the top of the extract mixing tank in an inserted mode, a hydraulic lifting rod is fixedly installed on the tank cover, and the telescopic end of the hydraulic lifting rod is fixedly connected with a motor through a connecting frame; a communicating port is formed in the middle of the top of the tank cover in a penetrating manner, and the top of the tank cover further communicates with a feeding port; according to the invention, the water body not only can circularly clean the extract mixing tank to save water, but also can improve the cleaning efficiency and reduce the energy consumption, and the mixing is easier and more uniform; according to the invention, the extractum in the extractum mixing tank can be uniformly mixed, and the problems of low liquidity and easy layering of the extractum are solved; the stirring direction of the stirring mechanism is quickly switched while the lifting effect of the auger blade is not influenced; the traditional Chinese medicine composition prepared by the method has the effects of enhancing immunity, improving sleep quality, relieving pressure and the like.

The invention relates to the field of detection methods, and particularly discloses a method for determining the silicon content in silicon steel through inductively coupled plasma emission spectrometry. The determination method comprises the following steps: preparing a to-be-tested solution: weighing 0.10-0.20 g of a silicon steel sample, adding 10-15mL of nitric acid (1 + 2), heating and dissolving at a low temperature, boiling for 10-60s, cooling to room temperature, keeping the temperature of the solution to be less than or equal to 80 DEG C, dropwise adding 3-5mL of hydrofluoric acid, and fixing the volume to obtain the to-be-tested solution; 0.095-0.19 g of metal iron is weighed and put into a polytetrafluoroethylene beaker, and the metal iron is dissolved according to the sample dissolving method in the prepared to-be-tested solution to obtain the Fe reference solution; making a standard curve: mixing the Si reference solution and the Fe reference solution with different volumes to prepare a standard solution in an analysis gradient range, and detecting and drawing the standard curve; and detecting the to-be-detected sample, and combining the standard curve to obtain the silicon content in the silicon steel sample. The method has the advantages of high accuracy, simplicity, convenience, rapidness and short detection period.

The invention provides a latent curing agent based on a dynamic crosslinking-controllable dissolution mechanism. The latent curing agent at least comprises a reaction product of a component with a maleimide structure, a component with a furan ring structure and an amine component with at least two amino groups or imino groups, and the reaction product has a dynamic cross-linked network structure containing a Diels-Alder addition structure. Compared with the prior art, the latent curing agent provided by the invention can be used for realizing long-term storage and medium and low temperature curing of a single-component thermosetting material, and especially when the latent curing agent is applied to an epoxy-anhydride system, an epoxy-phenolic aldehyde system and an epoxy-dicyandiamide system, not only is the curing temperature reduced, but also the storage life is longer, and the curing effect is better. Meanwhile, the preparation process of the latent curing agent is simple, easy and convenient to operate, good in controllability, easy to implement and suitable for large-scale industrial production.

The utility model discloses a fish culture pond medicine spraying device, relates to fish culture technical field, including ship body, medicine storage tank and spraying pipe, the ship body is equipped with the medicine storage tank, the medicine storage tank is equipped with stirring equipment, through the mutual cooperation of medicine storage tank, water pump, spraying pipe, nozzle, motor, driving gear and driven gear, the spraying pipe is equipped with the stirring equipment. Compared with an existing manual spraying mode, the automatic spraying device is higher in automation degree, time-saving, labor-saving and higher in spraying efficiency, the filter is arranged, the filter can filter liquid medicine pumped out of the medicine storage tank, the liquid medicine can be sprayed out of the medicine storage tank, and the spraying efficiency is improved. By arranging the stirring device, the stirring device can stir the medicine in the medicine storage tank, so that the medicine can be quickly dissolved in water, the liquid medicine mixing effect is better, and the medicine effect is better.

The invention discloses isavuconazole sulfate for injection. The isavuconazole sulfate comprises the following raw materials and auxiliary materials: isavuconazole sulfate, an excipient, a proper amount of a sulfuric acid solution (the pH value is adjusted to 1.3-1.5) and water for injection. And the excipient is mannitol, threonine and povidone. By adding mannitol, threonine and povidone and controlling the reasonable proportion of the components, the pH value of the environment where the medicine is located is adjusted, and rapid dissolution of isavuconazole sulfate is achieved. The excipient adopts three components for synergistic interaction, so that the stability of the isavuconazole sulfate for injection is improved, and the generation of impurities is reduced. The prepared isavuconazole sulfate for injection has good stability under the environments of long-term storage, strong light illumination, high temperature, high humidity and the like.

The invention discloses a microneedle patch loaded with a sorafenib and copper-doped Prussian blue nano material and application of the microneedle patch in in-situ triple-negative breast cancer treatment. The sorafenib and the copper-doped Prussian blue nano material are loaded in a needle body of the microneedle patch. The microneedle patch can accurately deliver nanoparticles and sorafenib to tumor tissues, the chemical kinetics effect is enhanced through an efficient and mild photothermal therapy, the ferroptosis of triple negative breast cancer cells is enhanced through ferroptosis induced by the nanoparticles and sorafenib in cooperation with drugs, then cell death is induced, and the curative effect is improved. And a brand-new and promising treatment method is provided for in-situ triple-negative breast cancer treatment.

The invention provides a phenazine-quinoxaline organic electrode material, and belongs to the technical field of aqueous zinc ion battery electrode materials, and the phenazine-quinoxaline organic electrode material is synthesized from 2, 3-diaminophenazine and 2, 5-dihydroxy-1, 4-benzophenone through a dehydration condensation reaction. The organic electrode material can be used for manufacturing a positive electrode of an aqueous zinc ion battery, and shows relatively high reversible specific capacity, relatively long cycle life, relatively good rate capability and relatively good wide temperature range performance. The invention also provides an application of the phenazine-quinoxaline organic electrode material in preparation of an aqueous zinc ion battery.

The invention provides a pharmaceutical preparation pharmacological experiment dissolving device, and relates to the technical field of pharmacological experiments, the pharmaceutical preparation pharmacological experiment dissolving device comprises a workbench, a circular mounting plate is rotatably mounted on the upper surface of the workbench, a dissolving barrel is movably mounted on the upper surface of the circular mounting plate, and side plates are mounted on both sides of the upper surface of the workbench; a mounting box is arranged between the two side plates, an adjusting mechanism used for controlling the mounting box to move is arranged on one side of each side plate, and a grinding mechanism is arranged in the mounting box. According to the medicine grinding device, through driving of a first driving motor, under the meshing effect of two driving gears and a driven gear, two second rotating rods can be driven to rotate in the opposite directions, two grinding rollers rotate in the opposite directions, medicine can be ground, manual crushing treatment is not needed when large-size medicine is dissolved, time is saved, and the working efficiency is improved. And waste generated in the manual medicine crushing process can be effectively avoided, and the ground medicine can be dissolved more quickly.

The invention discloses a microneedle patch loaded with vancomycin and a gold / zinc cerium composite nanomaterial and application of the microneedle patch in abscess wound treatment, the microneedle patch comprises a backing layer and a needle body array arranged on the backing layer, the backing layer and the needle body array are formed by an aqueous solution of a degradable polymer, vancomycin and a gold / zinc cerium composite nano material are loaded in an aqueous solution of the degradable polymer for forming the needle body array. According to the microneedle patch disclosed by the invention, based on the photo-thermal synergistic effect of the antibiotics and the gold / zinc-cerium composite nanomaterial, rapid healing of abscess wounds is realized from the aspects of inhibiting growth of bacteria, relieving oxidative stress, promoting angiogenesis and the like.

The utility model provides foot bath powder rapid dissolving equipment which comprises a foot bath basin body and a connecting transverse plate, the upper surface of the connecting transverse plate is fixedly connected with a fixed cylinder, and the inner top wall of the fixed cylinder is fixedly provided with a rotating motor through a rack. According to the foot bath powder rapid dissolving equipment, the rotating motor, the coupler, the rotating main shaft, the first stirring blade and the second stirring blade are matched for use, and the rotating main shaft, the first stirring blade and the second stirring blade can be driven by the rotating motor to rotate, so that the foot bath powder and water in the foot bath basin body are stirred and mixed; according to the foot bath powder dissolving device, the effect of accelerating rapid dissolving of the foot bath powder is achieved, the dissolving speed of the foot bath powder in water can be increased, heat preservation can be conducted on water in the foot bath basin body in cooperation with use of a heating disc and a water stop plate, it is guaranteed that the water temperature is proper during dissolving, and it is guaranteed that traditional Chinese medicine can be rapidly and evenly dispersed in water after the foot bath powder is added.

The invention discloses an anhydrous fracturing truck and a high-recovery-rate oil and gas exploitation method based on the anhydrous fracturing truck, and relates to the technical field of mineral exploitation, the anhydrous fracturing truck comprises a nitrogen-making pressurization truck set, a microemulsion preparation mechanism and a laser microemulsion sprayer, and the laser microemulsion sprayer comprises a laser emitter and a mixing container; a first mixing cavity and a second mixing cavity are formed in the mixing container; the outlet end of the nitrogen-making pressurizing vehicle group is communicated with the first mixing cavity; the outlet end of the microemulsion preparation mechanism is communicated with the first mixing cavity; the laser transmitter is optically communicated with the first mixing cavity; the first mixing cavity is communicated with the second mixing cavity through an injection channel; the second mixing cavity is provided with a fracturing medium outlet. Anhydrous fracturing is carried out by means of high-pressure nitrogen along with injection of the nanometer dissolving agent microemulsion, a picometer volume network fracture system is formed in a larger well spacing range by means of the high infiltration capacity of picometer-level dissolving agent particles so as to wave the whole reservoir, 90% or above of the volume of the whole reservoir can be wave after several years of mining, the recovery rate can reach 85% or above, and the recovery rate can reach 85% or above. And the method can also be used for deep geothermal exploitation.

The invention relates to a private part care product using active probiotics, the private part care product contains polymer absorption resin or wood pulp, the private part care product is characterized in that microcapsules are added into the polymer absorption resin or wood pulp, and the content of the microcapsules comprises the active probiotics; the microcapsule wall material is prepared from oligosaccharide, sodium alginate and chitosan. The active probiotics are used, the microcapsules are used for embedding the active probiotics, the microcapsules are uniform in particle size distribution and easy to prepare, it can be ensured that the probiotics are rapidly dissolved in an acid environment with the pH value being 3.8-4.5 and act on private parts in time, and the active action rate of the active probiotics during external application is effectively increased.

The invention belongs to the technical field of metal materials and processing, and relates to a dissoluble magnesium alloy structure, a material and a preparation method. The magnesium alloy structure comprises nano-sized magnesium alloy grains and metal elements segregated along the grain boundary. The nano-sized magnesium alloy crystal grains comprise magnesium alloy crystal grains with the size of 1-999 nm; the segregation amount of the metal elements comprises 1 to 100 atomic layers; the low-alloying material Mg < n > A E < e > alloy of the soluble magnesium alloy structure is specifically prepared from 0.001 at.%-0.5 at.% of an element A, 0.001 at.%-0.5 at.% of an element E and the balance of an element Mg, wherein the element A is selected from one or more of Al, Zn, Ca, Mn, Zr, Si, Sr and RE elements; and the E element is selected from one or more of Cu, Ni and Co elements. The preparation method of the low-alloying material comprises the processes of alloy casting, machining forming, surface nanocrystallization, heat treatment and the like. The prepared soluble magnesium alloy material has good mechanical property and dissolving property, and can meet the requirement of soluble magnesium alloy required by shale oil and gas development.

The invention relates to an aluminum circulation method for metal aluminum energy storage and hydrogen production, and belongs to the technical field of aluminum material production. The method comprises the steps that aluminum oxide is fed into an electrolytic aluminum factory for electrolysis, and metal aluminum liquid is obtained; the metal aluminum liquid is processed, and the aluminum-based hydrogen production material with the large specific surface area is obtained; the method comprises the following steps: carrying out chemical reaction on an aluminum-based hydrogen production material and water under the action of a nitrogen-containing strong alkaline organic matter catalyst to obtain hydrogen and alumina hydrate slurry; performing solid-liquid separation on the alumina hydrate slurry to obtain alumina hydrate and an aqueous solution containing the catalyst; roasting the alumina hydrate to obtain high-activity metallurgical-grade alumina; the high-activity metallurgical-grade aluminum oxide is cyclically used for preparing metal aluminum liquid through electrolysis, and the aqueous solution containing the catalyst is cyclically used for hydrogen production through reaction of the aluminum-based hydrogen production material and water, so that a closed-loop cycle is formed. The defects of high energy consumption, high carbon emission intensity, high cost and the like in the metal aluminum preparation and aluminum recycling process are overcome.

The invention relates to the technical field of quantitative fertilization equipment, and discloses a quantitative fertilization device for garden plant cultivation, which comprises a main body, moving wheels are rotatably connected to four corners of the bottom of the main body, a push handle is fixedly connected to the outer wall of the top of the main body, and four support blocks I are fixedly connected to the top of the main body. The sides, away from the main body, of the four first supporting blocks are fixedly connected with a bottom plate. When a belt rotates, a rotating column can be driven to rotate together, and a soil crushing roller is driven to rotate, so that soil is crushed, the soil crushing roller can also swing the soil backwards in the soil crushing process, and the crushed hard soil blocks or hardened soil are thrown out backwards to cover a fertilizer, so that the soil can be crushed, and the soil is prevented from being damaged. The phenomenon that the fertilizer on the surface layer of the soil is volatilized due to the fact that the fertilizer is scattered on the surface of the soil and is difficult to mix with the soil due to the fact that the soil is hard can be avoided.

The invention discloses an automatic dosing device and method for circulating water. The automatic dosing device comprises a box body, and an automatic quantitative dosing mechanism for quantitatively dosing into the box body is arranged at the top of the box body; and the automatic quantitative chemical adding mechanism comprises a round box fixed to the top of the box body, the top of the round box communicates with a hopper, a mounting cylinder is fixed to the top wall of the round box, a rotating cylinder is rotationally connected to the interior of the mounting cylinder, and a connecting column is fixed to the bottom of the rotating cylinder. According to the circulating water automatic dosing device and method, through the arrangement of the automatic quantitative dosing mechanism, automatic quantitative dosing of medicine powder is achieved, one-time quantitative medicine adding is completed by rotating a cam by a circle and pressing a sleeve once, medicine added every time is quantified, and therefore the concentration of medicine in water is well controlled; the phenomena of medicine waste and poor purification effect due to too little medicine are avoided.

The invention provides a method for increasing the dissolution rate of beta-1, 3 / alpha-1, 3-glucan, which comprises the following steps: a, taking beta-1, 3 / alpha-1, 3-glucan as a raw material, spraying an adhesive into the beta-1, 3 / alpha-1, 3-glucan, uniformly mixing, wetting, and preparing a soft material; b, sieving the soft material prepared in the step a through a 30-40-mesh sieve, and granulating; and c, drying to obtain the beta-1, 3 / alpha-1, 3-glucan particles. According to the method disclosed by the invention, the optimal particle size range is screened and determined by accurately controlling the preparation process of the glucan particles, so that the rapid dissolution of the glucan particle preparation is realized. The method not only maintains the biological activity and purity of the glucan, but also greatly improves the efficiency and effect of the glucan in practical application, meets the requirement of industrial production for rapid dissolution, and has wide market prospects and application values.

The invention relates to the field of stirring equipment, in particular to solid chemical product smashing, dissolving and stirring equipment which comprises a reaction tank, a top cover used for sealing is arranged at the top end of the reaction tank, a power device is arranged at the center of the upper end face of the top cover, and a detachable smashing device is arranged at the bottom end of the power device. A crushing device is arranged at the bottom end of the output end of the power device, a fairing is arranged at the outer part of the crushing device, a plurality of U-shaped holes for guiding flow are formed in the outer part of the fairing at equal intervals, and a mixing device capable of driving a dissolving solution to rotate and move downwards at the same time is arranged at the outer part of the power device. The power device drives the crushing device to rotate at a high speed and drives the dissolving solution and the solid chemical particles to flow upwards, the solid chemical particles are crushed through the crushing device, the stirring equipment can crush and stir the solid chemical particles at the same time, and the problems that the dissolving period of the solid chemical particles is long and the dissolving efficiency is low are solved. The dissolving efficiency is low.

The utility model discloses a slurry mixing device for petroleum drilling and production, which belongs to the technical field of petroleum drilling and production and comprises a slurry mixing tank, a top cover is fixedly connected to the top surface of the slurry mixing tank, a feed port is fixedly connected to the top surface of the top cover, a motor is arranged at the bottom end of the slurry mixing tank, and an output shaft of the motor is fixedly connected with a reciprocating screw rod. The outer wall of the slurry mixing tank is fixedly connected with a discharge port; according to the stirring device disclosed by the utility model, the rotating rod is arranged in the stirring device, the gear drives the rotating rod to rotate, and the rotating rod rotates to drive the stirring rod to rotate through the fixing sleeve, so that the stirring rod is stirred, and through the design, the stirring rod is driven to move up and down through the up-down movement of the connecting block; the slurry mixing device has the advantages that liquid in the slurry mixing tank can be turned over up and down, the upper and lower slurry can be quickly and uniformly mixed, the mixing time is shortened, the inner wall of the slurry mixing tank can be swept and scraped through the mounting frame, and the problem that the slurry is difficult to clean due to the fact that the slurry is adhered to the inner wall of the slurry mixing tank for a long time is avoided.

This invention relates to a solid cleaning agent, its method of use, and its applications. Specifically, the solid cleaning agent is a tablet comprising an outer layer and an inner layer, preferably an effervescent tablet cleaning agent. The solid cleaning agent can be used to remove various stains, especially oil stains, from various surfaces, including ceramic, glass, wood products, floors, metal, plastic, and fabric surfaces. The stains include oil stains, heavy oil stains, marker stains, glue residue, soap scum, etc.

The utility model belongs to the technical field of cleaning supplies, and particularly relates to a layered solid toilet cleaner which comprises a toilet cleaner body, a packaging assembly is arranged outside the toilet cleaner body, and the problems that functional components of the solid toilet cleaner are unreasonably released, and packaging is not easy to tear are solved. When the toilet cleaner is used, a user can hold the anti-slip lines on the surface of the soluble film with one hand, so that the toilet cleaner body can be firmly held, the tearing piece is pinched with the other hand, tearing is carried out along the direction of the second indicating arrow, the outer-layer protective film is torn along the tearing line, a section of the toilet cleaner is exposed, and at the moment, the exposed toilet cleaner body can be held with the hand, and the other half of the outer-layer protective film is taken down. The surface of the toilet cleaner body is wrapped with the easily-soluble film, so that hands are prevented from making contact with the surface of the toilet cleaner body, the easily-soluble film can be rapidly dissolved after making contact with water, use of the toilet cleaner is not affected, and the problem that the package is not easy to open is effectively solved.

The invention belongs to the technical field of preparation of drug compound crystals, and relates to a method for preparing amoxicillin crystals, the method comprising: acidifying an amoxicillin enzymatic condensation liquid with hydrochloric acid so that the pH of the condensation liquid is less than 0.2, and the molar ratio of amoxicillin to HCl is 1:5.8-7.6; then dripping ammonia water to the isoelectric point to crystallize the amoxicillin. The amoxicillin crystals have a suitable large particle size, wherein Dv(10) is 10-15 μm, Dv(50) is 45-60 μm, and Dv(90) is 145-165 μm. Amoxicillin with a suitable large particle size can be effectively used to prepare amoxicillin pharmaceutical preparations, especially capsule preparations, and the yield of the preparation method is improved.

The utility model relates to the technical field of concrete production, in particular to a concrete admixture premixing device which comprises a premixing box and a rotating cylinder, a liquid inlet pipe and a liquid outlet pipe are arranged on the pre-mixing box, and a plurality of supporting legs are arranged on the bottom surface of the pre-mixing box; the rotating cylinder is rotationally mounted on the inner wall of the upper end of the premixing box; an auxiliary assembly for stirring the concrete admixture in the rotating cylinder is arranged at the feeding hole; the upper end of the stirring assembly is connected with the bottom surface of the rotating cylinder. The stirring assembly drives the rotating cylinder to rotate, the concrete admixture can be dissolved more quickly through relative movement between the rotating cylinder and the auxiliary assembly, and meanwhile the dissolved concrete admixture and liquid in the pre-stirring box are further mixed through the stirring assembly. Furthermore, the concrete admixture can be dissolved more quickly and uniformly; and meanwhile, the arranged stirring assembly drives the rotating cylinder to rotate, so that a new driving piece is prevented from being added, and energy is saved.

The utility model relates to the technical field of resonator wafer processing accessories, in particular to a wafer positioning plate with information codes. According to the utility model, the information code is arranged on the ceramic chip, the ceramic chip is fixedly connected in the positioning groove, and the upper surface of the ceramic chip is lower than the notch of the positioning groove, so that the information code is effectively prevented from being directly exposed, the damage risk caused by external friction, corrosion and other factors is reduced, and the service life of the information code is obviously prolonged; and the long-term readability of the information is ensured.

The invention relates to the technical field of edible seasoning, in particular to powdery seasoning and a preparation method thereof, and the powdery seasoning comprises the following raw materials in parts by weight: 10-40 parts of corn ferment powder; 10 to 40 parts of edible salt; 0-10 parts of chicken meat; 0-10 parts of colored food material powder; 0-5 parts of mushroom powder; 5 to 30 parts of lactose; 0-5 parts of shallot; 0-5 parts of garlic; 5 to 30 parts of starch; 0-3 parts of a soybean extract; and 0-1 part of white pepper powder. The colored food material powder comprises one or more of red food material powder, dark green food material powder, yellow food material powder, black food material powder and green food material powder; food additives such as monosodium glutamate, edible essence, preservatives and artificially synthesized pigments are not added, natural and familiar food materials are adopted for matching, and the product is especially suitable for children, pregnant women, old people and special crowds sensitive to the food additives.

The invention provides an industrial analysis and determination method of composite ferrocoke, test items comprise the contents of total iron, metallic iron, FeO, C, trace elements, SiO2, Al2O3, air dry basis moisture, dry basis volatile components and ash in the composite ferrocoke, carbon, iron and iron oxides contained in the composite ferrocoke are fully considered in the method, the interference of C is eliminated in determination of total iron, metallic iron and FeO, and the content of trace elements in the composite ferrocoke is determined. When the ash content is calculated, the influence of the substances is considered, so that the ash content and other test items of the composite iron coke are accurately measured, and an accurate basis is provided for feeding calculation of the composite iron coke.

The invention relates to the technical field of garden bonsai manufacturing, in particular to a fraxinus hupehensis branch and trunk pile cultivating method. Comprising the following steps: (1) cutting a pile material; (2) soaking the pile material in water; (3) rooting treatment; (4) arranging piles; (5) shading and moisturizing; (6) on-site maintenance; and (7) shaping and potting. The method is suitable for intervention of the fraxinus hupehensis thick branch piles with the diameter larger than 10 cm, after fraxinus hupehensis piles are soaked in water, the bases of the piles are treated with a rooting agent, and the piles are cut in rows in a culture medium with a certain depth; fraxinus hupehensis stump seedlings which have the branch diameter larger than 10 cm and can be used for manufacturing large stump landscapes and landscape trees are obtained through specific maintenance for one year, the survival rate of the fraxinus hupehensis stump seedlings is increased, the breeding time of fraxinus hupehensis bonsai is greatly shortened, technical guarantee and technical support are provided for rapid forming of the fraxinus hupehensis large stump bonsai and the landscape trees, and the method is suitable for large-scale production of the fraxinus hupehensis large stump bonsai and the landscape trees. The economic benefit of the fraxinus hupehensis is improved.

The utility model relates to the field of rare earth production devices, in particular to a rare earth molten salt electrolysis device which comprises a bottom plate, an electrolytic bath is fixed to the bottom plate, a top cover is arranged at the top of the electrolytic bath, an inlet hole is formed in the top cover, a lifting motor is further fixed to the bottom plate, and a screw is fixed to the output end of the lifting motor. A plurality of sliding rods are further fixed to the bottom plate, a sliding plate is further arranged above the bottom plate, a threaded pipe is fixed to the sliding plate, the screw penetrates through the threaded pipe and is in threaded connection with the threaded pipe, the sliding rods penetrate through the sliding plate and are in sliding connection with the sliding plate, a rotating disc is arranged on the sliding plate, and the rotating disc is driven by a rotating motor to rotate. Fixing devices are further symmetrically fixed to the two sides of the rotary disc, each fixing device comprises a positioning plate fixed to the rotary disc, and a positioning ring is fixed to each positioning plate. According to the device, electrolysis can be started without waiting for a new cathode bar to be fixed after the cathode bar subjected to electrolysis is taken down, and the rare earth molten salt electrolysis efficiency is greatly improved.