57results about How to "Not easy to bring out" patented technology

The invention relates to ultra-high-performance anti-impact anti-abrasion concrete. Cement, microbeads and silica fume are used as cementing materials; aggregate and ultrafine aggregate are added to perfect the grain composition; nanometer ultrafine silicon dioxide, fibers, a water reducing agent, a defoaming agent, a regulating agent, a coagulation accelerator and a retarder are added to be usedas functional auxiliary agents. The concrete can be used for building or repairing parts with impact abrasion damage in hydraulic structures, can also be used for engineering parts with structure impact damage needing to be repaired, and has good construction performance, mechanical performance and impact abrasion resistance.

The invention discloses an apparatus for removing trace acidic gas in indoor air, and a method and an application thereof. The apparatus provided by the invention comprises a spray bed reaction system, an air power system and an absorption liquid circulating system, and the three systems are integrally connected, wherein the spray bed reaction system comprises a bed cylinder, the air power system comprises a fan, an air inlet pipe and an air outlet, and the absorption liquid circulating system comprises a liquid spray thrower, an absorption liquid circulating pipe, an absorption liquid storage tank and a submersible pump. After starting the fan and the submersible pump of the apparatus, air passes through cylinder chamber of the bed cylinder from bottom to top, and meanwhile contacts with the absorption liquid sprayed from top to bottom, so that the air is absorbed and purified. The apparatus for removing the trace acidic gas in the indoor air has advantages of compact structure, small volume, low noise, easy installation, low energy consumption and excellent purifying effect.

The invention discloses a system device for preparing a sulphonate surfactant through a supergravity sulfonation method and application. The system device comprises batching systems, a supergravity reaction system, heat removing systems and a post-processing system. The batching systems comprise the sulfonation agent batching system, the organic solvent for heat removing batching system and the raw material waiting for being sulfonated batching system; the supergravity reaction system comprises a supergravity reactor and a feeding device; the heat removing systems comprise the outer heat removing system and the cold shock heat removing system; and the post-processing system comprises a circulating stirring system, a circulating pump, an overflow aging system, a neutralization system, a water-separating system and a solvent recovery system. The system device is adopted to conduct a sulfonation reaction, diluted gaseous or liquid sulfur trioxide serves as a sulfonating agent, so that the reaction is controllable, and the reaction heat quantity can be removed timely. According to the system device for preparing the sulphonate surfactant through the supergravity sulfonation method, the supergravity technology is applied in the process of sulfonation quick reaction, so that raw materials can be evenly distributed rapidly, the occurrence probability of a side reaction is reduced, and the product quality is improved.

The invention provides a method for preparing a water purifying agent containing polyaluminium chloride from aluminium ash, comprising the steps of: roasting aluminium ash, calcium carbonate and / or calcium oxide in an oxidizing atmosphere; allowing the roasted product to react with hydrochloric acid to prepare the water purifying agent containing polyaluminium chloride, and water washing the obtained filter residue to be used as the solid residue used for other purposes or being piled up and buried. The method oxidizes the metal aluminum contained in the aluminum ash into aluminum oxide, oxidizes the contained aluminum nitride into aluminum oxide and nitrogen, allows the aluminum oxide with low reaction activity to react to generate calcium aluminate, and thus the aluminum oxide is activated, thereby solving the flammable and explosive problems of generating hydrogen gas during metal aluminum hydrolysis or acidolysis, and solving the problem of purified water containing ammonium nitrogen caused by ammonium generated by ammonium nitride hydrolysis enters the water purifying agent; furthermore, polyaluminum chloride water purifying agent and polyaluminum ferric chloride composite water purifying agent are prepared. The process is simplified, the investment and operation cost are low, and the filter residue is a general solid waste.

The invention discloses a parturition-imitating biological heavy metal soil remediation ball. The invention belongs to the technical field of soil remediation. According to the scheme, potassium permanganate powder in an upper exposed ball is continuously decomposed under the action of external illumination; oxygen generated by decomposition can be promoted to enter a splitting repair cylinder; therefore, a sealing film on the outer side of the splitting repair cylinder is ejected open; on one hand, rhizopus culture liquid can be promoted to enter the splitting repair cylinder; meanwhile, oxygen can also provide raw materials for the respiration of rhizopus oryzae; the rhizopus oryzae in the rhizopus oryzae culture liquid can be promoted to be uniformly distributed; on the other hand, oxygen is continuously increased; a lower pre-buried ball can also be broken through extrusion, so that the upper exposed ball, the lower pre-buried ball, the rhizopus culture liquid and a main transmission hose are respectively simulated into a parent body, an embryo, amniotic fluid and an umbilical cord, and the division repair cylinder is promoted to be uniformly distributed in the soil by simulating an embryo development process, so that the soil heavy metal treatment is more sufficient.

The invention provides a method for preparing metallic cladding expansion graphite by means of liquid phase technology. The method includes the steps: synthesizing raw graphite into expansion graphite; uniformly mixing anhydrous metal salt with liquid aprotic organic matters at the temperature of 20-100 DEG C to obtain anhydrous metal salt organic suspending liquid; uniformly stirring the expansion graphite with the anhydrous metal salt organic suspending liquid prior to standing for 0-4h; preserving heat for 12-48h at the temperature of 400-700 DEG C in an air isolating manner; and cooling the expansion graphite to obtain the metallic cladding expansion graphite. By the aid of the method, high embedding quantity of metallic elements can be ensured, so that the relative content of metallics in the metallic cladding expansion graphite can be precisely controlled. Compared with a traditional method for preparing metallic cladding expansion graphite by means of solid phase technology, the method is higher in operability, environment-friendly and low in energy consumption.

The invention relates to tea cat litter with persistent deodorization and bacteriostasis functions and a preparation method thereof.The tea cat litter with persistent deodorization and bacteriostasis functions is prepared from, by weight, 40-60 parts of pea fiber, 5-10 parts of stone powder, 5-10 parts of bamboo fiber, 8-15 parts of bacteriostatic tea powder, 20-40 parts of edible corn starch, 1-5 parts of guar gum powder and 4-10 parts of water. 2-5 parts of composite biological enzyme and 2-5 parts of tea essential oil. The cat litter disclosed by the invention has the advantages that the produced cat litter adopts food-grade raw materials, so that the cat litter is harmless when eaten by mistake and is harmless when contacted. The surface of the cat litter is smooth and compact, and the cat litter does not generate a large amount of dust due to friction during use so as not to stimulate the urinary tract of a cat.

The invention provides a method of preparing a low-calcium polymeric aluminum chloride water purifier from aluminum ash, hydrochloric acid, and optical red mud. The preparation method comprises following steps: burning aluminum ash, calcium carbonate, and / or calcium oxide in an oxidative atmosphere; burning the obtained material, reacting the burned material with hydrochloric acid and optical redmud to prepare slurry containing polymeric aluminum chloride, adding sodium sulfate to carry out reactions; filtering the slurry, wherein the filtrate is the water purifier, washing the filter residues by water, and utilizing the obtained solid slag or stacking / burying the solid slag. A problem that when aluminum is hydrolyzed or acid-hydrolyzed, hydrogen is generated and the hydrogen is combustible and explosive is solved. A problem that when aluminum nitride is hydrolyzed, ammonia is generated and the water purified by the water purifier is polluted by ammonia nitrogen is solved. The low activity alumina, which comprises alpha-alumina, can be activated. The fluorine containing aluminum ash is stabilized and detoxicated. Moreover, a low-calcium polymeric aluminum chloride water purifierand a low-calcium polymeric ferric aluminum chloride water purifier are prepared, and the hardness of the processed water is barely increased, during the application process of the water purifier. Thetechnology is simple, the investment and operation cost is low, and the obtained solid slag is common solid wastes.

The invention discloses an inflation tool device of an absorber. The inflation tool device comprises an electrical control system, a positioning mechanism, an inflation mechanism and a pressure point mechanism, wherein the positioning mechanism comprises positioning air cylinders which are respectively arranged the front part, middle part and the tail part of a cylinder tube station to be inflated, a pressing base block, a cylinder tube locating block and a cylinder tube positioning V-shaped block; the positioning air cylinder is connected with the pressing base block, the inflation mechanismcomprises an inflation module, an inflation module fixed block, an ejector rod and an inflation air cylinder which are sequentially arranged on the rear part of the cylinder tube station to be inflated; one end of the ejector rod is connected with the inflation air cylinder, the other end of the ejector rod passes through the centre of the inflation module, the pressure point mechanism comprises left and right pressure point air cylinders arranged on the two sides of the cylinder tube station to be inflated, and a pressure head connected with the left and right pressure point air cylinders right faces to spacing depression points to be processed on a cylinder tube; all the air cylinders are controlled by the electrical control system. The inflation tool device has the advantages of good air tightness, convenience and simplicity in operation, high production efficiency and strong applicability; and due to the adoption of a circuit for controlling, the inflation tool device has good inflation effect and can generate great pressure, so that the absorber has stable inflation quality..

The invention relates to a turn-down and turn-up device of a full-steel giant tire building machine. The device comprises a main shaft, a machine seat used for supporting the main shaft, a building drum arranged on the main shaft in a sleeve mode, a turn-down finger mechanism and a bladder turn-up mechanism, the turn-down and turn-up device comprises an outer sleeve mechanism and an inner sleeve mechanism, and buckle rings are arranged at the front ends of the sleeve mechanisms, the turn-down and turn-up device is characterized in that a pushing and pressing triangular rubber mechanism which can axially slide on the outer sleeve mechanism under driving of an air cylinder is arranged on the sleeve mechanism, a plurality of rubber pressing connecting rods are distributed in the peripheral direction of a support of the pushing and pressing triangular rubber mechanism, rubber pressing rollers are hinged to the front ends of the rubber pressing connecting rods and are used for rolling apexes, a pushing and pressing bladder mechanism is further arranged on the periphery of the sleeve mechanism, and a turn-up ejector rod capable of axially sliding along with the outer sleeve mechanism isarranged on the pushing and pressing bladder mechanism, and is used for pushing and pressing a turn-up bladder to be turned up in place when the turn-up bladder of the bladder turn-up mechanism is expanded. The device has the advantages that the product quality is improved, the automation degree is high, and the using effect is good.

The invention relates to a novel soil amendment as well as a preparation method and application thereof. The novel soil amendment comprises a main material and an auxiliary material, wherein, according to the weight ratio, the main material comprises 300 to 400 parts of livestock manure, and 450 to 550 parts of bentonite; the auxiliary material comprises 0.5 to 1.5 parts of probiotics, 0 to 10 parts of an inhibitor, 5 to 10 parts of LSE-7 EDTA poly-element chelated salt, 0 to 30 parts of urea formaldehyde, 80 to 150 parts of humic acid, 3 to 8 parts of koelreuteria paniculata fungus, 0 to 8 parts of auxin, 0 to 20 parts of a rooting agent, and 0 to 2 parts of trace elements. The novel soil amendment can be swelled in water for 25 to 30 times, the water absorption rate reaches 300 percent,the water leakage and evaporation can be prevented, the growth environment of plants can be greatly improved, and the physical and chemical properties of the soil can be improved. Meanwhile, the novelsoil amendment also comprises various nutrients for the growth of plants, and after the novel soil amendment is mixed with sandy soil, water and fertilizer can be absorbed to form a water fertilizernutrition body, so that the growth of plants can be facilitated.

The invention discloses a preparation method of functional chromogenic health indication plant deodorization cat litter. The functional chromogenic health indication plant deodorization cat litter has a health indication function, further has antibacterial and deodorization effects and is good in water absorption and clustering property. According to technical key point, the functional chromogenic health indication plant deodorization cat litter is prepared from the following components in parts by weight: 40%-60% of modified bean dreg powder, 15%-30% of modified plant fiber, 10%-30% of a filler, 1%-10% of a plant adhesive, 10%-20% of a compound indicator and 1%-10% of a functional additive. According to the preparation method of the functional chromogenic health indication plant deodorization cat litter, the modified bean dreg powder and the modified plant fiber are prepared by adopting a specific technology, so that the water absorption and the agglomeration property are better; a compound indicator can realize an acid-base chromogenic reaction on cat urine, so that the health condition of pets is warned; and in addition, functional plant additives are added, so that the functional chromogenic health indication plant deodorization cat litter has the effects of inhibiting bacteria and deodorizing.

The invention discloses a special-shaped punch type waste material jumping prevention mold, which comprises a female mold and a punch, wherein a die cavity is arranged in the female mold, the punch comprises a punch main body, at least one side of the punch main body is provided with a lug boss, included angles between two side surfaces of the lug boss and the plane of the punch main body, on which the lug boss is arranged, are respectively acute angles, and the shape of the mold cavity of the female mold is matched with the shape of the punch main body. One lug boss is arranged on waste materials punched by the mold, the lug boss of the waste materials is buckled with a corresponding groove in the mold cavity, the friction force is greater, and the waste materials cannot be taken out by the punch. The special-shaped punch type waste material jumping prevention mold is particularly suitable for punching and shearing samples with a special-shaped region to be punched and shorn and lower precision requirements on the product size.

The invention discloses a down filling technology for garment processing, and belongs to the technical field of garment processing technologies, a plurality of long-column-shaped down sleeves are used for filling down filling materials, compared with the mode that the down filling materials are directly filled into an interlayer, the down sleeves play a role in limiting the down filling materials, and after down filling is completed, a plurality of elastic binding bands arranged on the down sleeves in a sleeving mode are used for tightening the down sleeves in a segmented mode, the down sleeves are divided into a plurality of down filling parts, the down filling in the down sleeves is further limited, down running is effectively prevented, meanwhile, after the elastic binding bands are matched with an external suction body, the elastic binding bands are used for sucking the down filling parts in a segmented mode. Air can be extracted easily, down feather filling materials on the inner sides of the down sleeves are not easily brought out, the down sleeves filled with down feather are distributed in the interlayer in an array mode, the down sleeves and the interlayer are subjected to sewing positioning through the two sets of sealing lines, displacement of the down sleeves is effectively prevented, the experience effect is improved, and the down feather drilling phenomenon is effectively reduced.

The invention discloses a gas-liquid isolated electronic atomizer. The gas-liquid isolated electronic atomizer comprises a shell, a suction port is formed in the center of the upper end of the shell, a shell opening is formed in the lower end of the shell, the suction port extends downwards to be provided with a center pipe, a liquid storage cavity used for storing atomized liquid is formed in the upper portion in the shell, and the inner side wall, located below the liquid storage cavity, of the shell is sleeved with a gas-liquid isolation support. A vertically-through liquid guide channel is formed in the middle of the gas-liquid isolation support, the upper section of the liquid guide channel is communicated with the liquid storage cavity, the inner side wall of the lower section of the liquid guide channel is sleeved with a porous atomization core, and an atomization core sealing sleeve is arranged between the outer side wall of the porous atomization core and the inner side wall of the liquid guide channel in a sleeved mode. The side edge of the gas-liquid isolation support is provided with a vertically-through mist outlet channel isolated from the liquid guide channel, and the mist outlet channel deflects from one side of the lower portion of the gas-liquid isolation support to the middle of the upper portion of the gas-liquid isolation support and then is in butt joint with the center pipe. A bearing bracket for upwards bearing the porous atomization core is arranged below the gas-liquid isolation bracket; and a bottom cover for blocking the opening of the shell is arranged below the bearing bracket.

The invention relates to the technical field of two-side draw-in composite garbage bags, and provides a two-side draw-in composite garbage bag. The garbage bag comprises a plurality of garbage bag bodies stacked together; each garbage bag body is provided with two symmetrical notches; the upper ends of the plurality of garbage bag bodies are connected with a same bag opening fixing frame; the bagopening fixing frame is divided into two parts through the notches; and the garbage bag bodies are provided with sealing tapes. The defects of the prior art are overcome, design is reasonable, the structure is compact, the problems that traditional garbage bags are inconveniently fixed to garbage bins, and through traditional methods, the garbage bags are low in sleeving efficiency and time consuming are solved, the simple structure combination is adopted, the garbage bags can be fixed to the garbage bins conveniently, meanwhile, the multiple garbage bags are simultaneously arranged on the garbage bins, the garbage bag sleeving frequency is reduced, time is saved, meanwhile, water seepage is prevented, the environment is protected, and the practicality is high.

The application relates to an ice-making box injection molding process and a primary injection mold and a secondary injection mold thereof. The ice-making box injection molding process comprises a movable mold and a fixed mold, wherein the fixed mold is provided with a first mold groove, the movable mold is provided with a second mold groove, a pouring structure is arranged in the fixed mold, a first mounting blind hole and an ejection piece are arranged in the first mold groove, a vent hole is formed in the bottom wall of the first mounting blind hole, and the ejection piece comprises an ejection rod and a mounting sleeve. The ejector rod is provided with a reset spring, the movable mold is slidably provided with an ejector plate, the ejector plate is fixedly provided with an ejector pin, a cooling water channel is formed in the fixed mold, the pouring structure comprises a liquid inlet part and a liquid outlet pipeline, the liquid outlet pipeline is provided with a flow dividing piece, a flow dividing channel is formed in the flow dividing part, and the ejector rod is provided with a rotating end block, an air pressure channel and an air pressure groove. By arranging the first mounting blind hole, the ejection piece and the vent hole, the ejection piece can separate the product from the first mold groove in the fixed mold, so that the product is not easy to take out by the fixed mold when the fixed mold is separated from the movable mold; by arranging the reset spring, the ejection piece can be automatically reset conveniently; and by arranging the flow dividing piece, the quality of a product formed by the mold is better.

The invention discloses a bottle cap which comprises a cap body and an anti-theft ring. The anti-theft ring is connected to the lower portion of the cap body through a connecting bridge. Double annular inner plugs are arranged at the top of the inner wall of the cap body. When the double annular inner plugs and a bottle opening are twisted together, the inner surfaces of the double inner plugs areclosely attached to the inner side and the outer side of the bottle opening; and the anti-theft ring is provided with an annular inner buckle concentric with the anti-theft ring, and a plurality of protruding blades which are cut off in a segmented mode and annularly distributed serve as the annular inner buckle. By using the bottle cap, liquid leakage can be effectively prevented, and the stable, high-speed and efficient ideal effects are achieved in production and use.

The invention provides a tooth hook of a plurality of modes, and belongs to the field of oral cavity cleaning and tooth caring. The tooth hook structurally comprises a handle part 1, a front bent tooth gap hook 2 and a rear straight tip 3. The tooth hook provided by the invention is made of relatively soft material such as plastic, aluminum, copper, silver and gold, and thus teeth are not easily damaged by the tooth hook. The front bent tooth gap hook 2 of the tooth hook is fine and small, and thus can easily enter tooth gaps to hook off or push off food residues in the tooth gaps; the rear straight tip 3 is capable of picking off tooth gap stuffing in the front of an oral cavity; the straight tooth hook is relatively applicable to picking of tooth gap stuffing in the front of the oral cavity; the non-approximate straight-angle tooth hook is relatively applicable to small and sallow tooth gaps inside cheek teeth and all teeth. Compared with a conventional tooth picking tools, the tooth hook is relatively good in practicability and effect.

The invention discloses Mollie freckle removing cream which comprises, by weight, 2-3 parts of octadecanol phosphate, 3-5 parts of glyceryl stearate, 2-4 parts of olive oil, 1-3 parts of sodium ascorbyl phosphate, 2-5 parts of propyl hydroxybenzoate, 0.5-1.0 part of vitamin E, 5-10 parts of glycerin, 3-5 parts of pentanediol, 3-5 parts of butanediol, 0.2-0.5 part of ethylene diamine tetraacetic acid (EDTA) disodium, 1-2 parts of suberect spatholobus stems, 2-3 parts of densefruit pittany root-barks, 2-3 parts of florists chrysanthemum, 1-3 parts of Chinese angelica roots, 2-4 parts of olibanumand 50-70 parts of water. The invention further discloses a preparation method of the Mollie freckle removing cream by the raw materials and use method of the Mollie freckle removing cream. The preparation method of the Mollie freckle removing cream is simple and convenient to operate, and needed devices and needed preparation conditions are simple. When the Mollie freckle removing cream is usedfor a long time, skins are glossy, face is red, freckles are decreased, and side effects are fewer.

The invention discloses an inlet / outlet sealing structure of a continuous plasma modification device of a film strip, and an inlet / outlet refers to a modification storehouse inlet / outlet of the plasma modification device. The inlet / outlet sealing structure is characterized in that a feeding hole and a discharge hole are provided with sealing structures relative to the film strip, each sealing structure comprises two magnetofluid modules, the two magnetofluid modules, which are benchmarked against the film strip, are symmetrically distributed at the upper side and the lower side of the film strip for clamping the film strip, each magnetofluid module comprises a magnetic source, a plurality of magnetic poles and a make-up tank, wherein the magnetic source is a permanent magnet or an electromagnetic coil; the magnetic poles are distributed at intervals along the moving direction of the film strip, wherein the main body of each magnetic pole is a sheet magnetizer, a reversed-V shaped cutting edge is arranged at one face of the head of each sheet magnetizer, which faces to the film strip, each reversed-V shaped cutting edge has two flat-straight sections, and every two flat-straight sections and the moving direction of the film strip form acute angles; the make-up tank is used for storing magnetofluid; and the magnetofluid is provided with one conduit correspondingly to each magnetic pole.

The invention discloses an inlet / outlet sealing structure of a continuous plasma modification device of a film strip, and an inlet / outlet refers to a modification storehouse inlet / outlet of the plasma modification device. The inlet / outlet sealing structure is characterized in that a feeding hole and a discharge hole are provided with sealing structures relative to the film strip, each sealing structure comprises two magnetofluid modules, the two magnetofluid modules, which are benchmarked against the film strip, are symmetrically distributed at the upper side and the lower side of the film strip for clamping the film strip, each magnetofluid module comprises a magnetic source, a plurality of magnetic poles and a make-up tank, wherein the magnetic source is a permanent magnet or an electromagnetic coil; the magnetic poles are distributed at intervals along the moving direction of the film strip, wherein the main body of each magnetic pole is a sheet magnetizer, a reversed-V shaped cutting edge is arranged at one face of the head of each sheet magnetizer, which faces to the film strip, each reversed-V shaped cutting edge has two flat-straight sections, and every two flat-straight sections and the moving direction of the film strip form acute angles; the make-up tank is used for storing magnetofluid; and the magnetofluid is provided with one conduit correspondingly to each magnetic pole.

The invention relates to a casting sand recycling treatment system. The casting sand recycling treatment system comprises a first conveying belt, a first elevator, a second conveying belt, a second elevator, a vibration screening machine and a screening device, wherein the screening device comprises a machine body, a magnet and rotating cylinders, the rotating cylinders are obliquely arranged, the number of the rotating cylinders is two, the side walls of the two rotating cylinders are attached to the tops of the rotating cylinders to form a screening groove, the rotating cylinders are coaxially provided with installing cavities, the shape of the magnet matches with the shape of the wall of the screening groove, the magnet is attached to the inner wall, close to the screening groove, of the installing cavity, the two rotating cylinders are driven by a driving mechanism arranged on the machine body to rotate, and the rotating directions of the two rotating cylinders are opposite. The screening device is arranged, so that casting sand and steel fragments are separated from each other, the quality of the recycled casting sand is better, a spiral pushing rod is arranged, the casting sand is stirred in the screening groove, the steel fragments in screened materials can make full contact with the outer wall of the rotary cylinders conveniently, the screening rate of the steel fragments is increased, and by arranging a shifting piece and an elastic piece, the casting sand is not prone to being brought out by the steel fragments.

The invention discloses an apparatus for removing trace acidic gas in indoor air, and a method and an application thereof. The apparatus provided by the invention comprises a spray bed reaction system, an air power system and an absorption liquid circulating system, and the three systems are integrally connected, wherein the spray bed reaction system comprises a bed cylinder, the air power system comprises a fan, an air inlet pipe and an air outlet, and the absorption liquid circulating system comprises a liquid spray thrower, an absorption liquid circulating pipe, an absorption liquid storage tank and a submersible pump. After starting the fan and the submersible pump of the apparatus, air passes through cylinder chamber of the bed cylinder from bottom to top, and meanwhile contacts with the absorption liquid sprayed from top to bottom, so that the air is absorbed and purified. The apparatus for removing the trace acidic gas in the indoor air has advantages of compact structure, small volume, low noise, easy installation, low energy consumption and excellent purifying effect.

The invention provides a method for preparing a water purifying agent containing polyaluminum chloride from aluminum ash, comprising the following steps: roasting aluminum ash, calcium carbonate and / or calcium oxide in an oxidizing atmosphere; roasting the resulting material, and reacting it with hydrochloric acid to prepare The water purifying agent containing polyaluminum chloride, and the solid residue obtained by washing the filter residue with water can be used for other purposes or stored or landfilled. The method of the present invention oxidizes aluminum contained in aluminum ash to alumina, oxidizes contained aluminum nitride to alumina and nitrogen, and reacts alumina with low reactivity to generate calcium aluminate for activation, thereby solving the problem of hydrolysis of metallic aluminum or acid Liberate the flammable and explosive problem of hydrogen, and the ammonium nitrogen problem in the purified water caused by the hydrolysis of aluminum nitride to produce ammonium into the water purifier; and further prepared polyaluminum chloride water purifier and polyaluminum chloride iron composite water purifier; its The process is simplified, the investment and operating costs are low, and the filter residue produced is general solid waste.

The invention provides a stirring device for calcium carbide pan waste heat recovery and an application method of the stirring device. The stirring device for calcium carbide pan waste heat recovery comprises a stirring rod, a stirring head, a stirring blade, a thermoelectric couple, thermal insulating layers, a transmission device and a control device. Through the front-back and up-down sliding and moving motion and horizontal circular motion of the whole stirring device and the feedback of the thermoelectric couple on the temperature of calcium carbide in a calcium carbide pan, the purpose of accelerating the recovery of parts of waste heat of the calcium carbide center is achieved. The stirring device for calcium carbide pan waste heat recovery has the beneficial effects that an integrated casting technology is adopted, the trouble of needing to consider many complex driving problems is omitted, and the strength is improved; hollow ceramic materials are adopted in the whole stirringdevice, the stirring device is lighter, has high temperature resistance and poorer heat-conducting property, and mechanical faults of the transmission device generated by excessive temperature is notprone to occurring; and the shape of the stirring blade is in a sharp leaf shape, the stirring blade is not prone to touching the wall surface of the calcium carbide pan during stirring, heat exchange coefficients are sufficiently improved, meanwhile, the calcium carbide is not prone to bonding and being brought when taken out, and the waste heat recovery efficiency is improved.

The invention provides a novel marinating and boiling pot comprising a supporting bottom board; a pot body structure is arranged at the upper end of the supporting bottom board; the pot body structurecomprises an inner pot container and a heat preservation shell. The heat preservation shell is arranged on the outer side of the inner pot container. A side corrugated board and a bottom corrugated board are respectively arranged between the heat preservation shell and the inner pot container and at the bottom of the inner pot container; the side face corrugated board is connected with the bottomcorrugated board through a pipeline, a steam inlet is formed in one side of the side face corrugated board, a drain port is formed in the side, away from the steam inlet, of the bottom corrugated board, a soup outlet is formed in the bottom of the inner pot container and extends out of the heat preservation shell, and a supporting frame is arranged at the upper end of the pot body structure. According to the novel marinating and boiling pot provided by the invention, the steam inlet of each pot body structure is independently formed, so that independent temperature control can be carried out,different raw materials can be marinated and boiled at the same time, corrugated boards are arranged on the side surface and the bottom, and the heating uniformity can be guaranteed.