105results about How to "Good creativity" patented technology

The present invention relates to an automatic spinning new end forming method and its equipment. The roving machine utilizes the coder positioned at the drafting portion position to detect the full-yarn length when the bobbin can be fulled, and makes the roving machine spin to a certain length in low speed, after the roving is spun to a certain length, makes the roving machine operate in low speed, at the moment makes the spindle rail stop lifting movement and makes the yarn be in said height position, winds 2-3 turns of halching and makes the spindle rail be quickly lowered to form large thread pitch wind so as to make the roving do not take-off in its transportation process; changes the speed ratio of flywer and roller so as to reduce roving twist, and obtain undertwisted roving, and when the ultralowering of spindle rail is made to place, the yarn is stretch-broken to produce fuzzy fibre whose length can be suitable for secondary automatic spinning new end formation.

This invention relates to a portable pushing car for checking railway, with such geometric parameter as railway gage, cant, triangle pit, including mechanical structure in I-shaped and three-point framework, electric source, induction testing, controlling and displaying sections. The bearing bogie structure, closing structure, hand button rod, measuring mechanism, controlling system, electric source, displaying box and various sense organs are mounted on main beam crossed on two-railway, three rollers and their mechanism which is both bearing and bogie. On one side of closing mechanism there is position closing wheel, on the other side there is retractable pressure resistant wheel used to make king piece and railway erect, and close to the inside of the railway. This advantages are light weight, stability, slight shaking and corrosion resistance.

The invention relate to an energy utilization method for household garbage. The method comprises the following steps of: carrying out crushing, separating, dehydrating, burning and the like on the household garbage in a continuous manner, simultaneously, carrying out themolysis on separated light garbage materials such as waste plastics so as to prepare fuel oil and / or fuel gas products, and carrying out purifying standardization processing and discharging on waste water discharged by a dehydrator. According to the energy utilization method for the household garbage, the carbohydrate garbage with a low heating value is sequentially subjected to crushing and dehydrating, and the heating value of the garbage can be effectively improved; the energy utilization method for the household garbage belongs to a continuous garbage processing process, and the minimization, the hazard-free treatment and the reutilization can be completely and thoroughly carried out on a mountain of the household garbage; and the energy utilization method for the household garbage has good creativity, novelty and industrial applicability.

The invention discloses a main speed reducer of a fan of a novel GTF aircraft engine. The main speed reducer of the fan of the novel GTF aircraft engine is characterized in that sun gears and star gears use integrated double helical teeth, an inner tooth ring A and an inner tooth ring B are helical internal gears connected with a gear coupling through helical external splines, the gear coupling is connected with an output shaft through a straight-tooth internal spline, the speed reducer does not have an independent planetary rack, all the star gears are fixed on a left box body cover through star gear shafts, each star gear only revolves on its axis, the space position of each star gear is not changed in running, a bush of each star gear shaft uses a special structure that the diameter of the central hole is gradually changed to automatically compensate the flexible deformation of a cantilever end, and each of the input shaft and star gear shafts comprises a cantilever and a hollow structure to increase the elastic deformation ability and play a role of storing lubricating oil. The main speed reducer of the fan of the novel GTF aircraft engine has beneficial effects of simple structure, simple technique, good uniform loading and floating effect, small speed reducer volume, strong bearing capacity, large transmission power and small vibration noise and is capable of realizing the fixed-point spray lubrication for the star gears and bearing.

The invention discloses a cellulose acetate forward osmosis film material. The cellulose acetate forward osmosis film material is a dissymmetric film, and is 20-150 micrometers in thickness and 55 to 90 percent in porosity. The cellulose acetate forward osmosis film material is made of cellulose acetate casting film liquid in a film scraping manner by adopting a film scraping machine; the content of cellulose acetate in the cellulose acetate casting film liquid is 5-40wt%, and the balance refers to macromolecule solvents. The cellulose acetate forward osmosis film material disclosed by the invention is suitable for being used in the forward osmosis process, is good in hydrophilcity and has a superthin structure; the porosity of a supporting layer is large; the connectivity of a hole structure is good; the internal concentration polarization can be effectively reduced; the compactness of a surface layer is good; the reject rate of univalency salt is high; small molecules such as trace suspended solids, bacteria and viruses in a water body can be effectively removed; the treatment efficiency is high and the operation cost is low.

The invention discloses a double-ended saw cutter. The double-ended saw cutter comprises a horizontal type lathe rack, wherein a linear horizontal rail is arranged on the top of the horizontal type lathe rack; a slide base is arranged on the linear horizontal rail in a sliding mode; a fixed base is fixedly arranged at the left end of the horizontal type lathe rack; a transmission frame is jointedto the outer side of the horizontal type lathe rack; a transmission rack is arranged in the transmission frame; two groups of saw blade cutting units are oppositely arranged on the horizontal type lathe rack left and right; a height measuring device and a supporting frame are arranged at the right side of the slide base; a movable rack can be arranged on the right part of the linear horizontal rail in a sliding mode, and is opposite to the supporting frame horizontally; a drive device is arranged at the outer side of the slide base; and the transmission rack drives the slide base to slide leftand right on the linear horizontal rail. The double-ended saw cutter has the characteristics of being compact and scientific in structure, being adjustable in cutting angle of a saw blade cutting assembly, being capable of supporting relatively long section bar workpieces, being adjustable in cutting length of section bar workpieces, and being capable of measuring top side length parameters of the section bar workpieces on line; and the saw blade cutting assembly does not have intermediate transmission link, is high in transmission efficiency, and facilitates energy conservation and environment protection.

The invention discloses a generation-absorption-reabsorption system and an absorption type unit based on the system, and belongs to the technical field of heat pump / refrigeration. The absorption type unit consists of an absorber, a second absorber, a generator, a solution heat exchanger, a second solution heat exchanger and one or two solution pumps, wherein the absorber is communicated with the generator via the solution pump and the solution heat exchangers, the generator is communicated with the second absorber via the second solution heat exchanger, and then the second absorber is communicated with the absorber via the solution heat exchanger; or the absorber is communicated with the second absorber via the solution pump and the solution heat exchanger, the second absorber is communicated with the generator via the second solution pump and the second solution heat exchanger, and then the generator is communicated with the absorber via the solution heat exchanger. The generator is provided with a cryogen steam pipeline and a driving heat medium pipeline respectively communicated with the outer part, and the absorber and the second absorber are respectively provided with a cryogen steam pipeline and a heated medium pipeline respectively communicated with the outer part. The generator provides high-temperature cryogen steam for the outer part, the absorber absorbs higher-temperature cryogen steam and releases the heat, the second absorber absorbs lower-temperature cryogen steam and releases the heat to form a generation-absorption-reabsorption system, and components are added to form the absorption unit based on the system.

The invention discloses a mesoporous carbon supported N-heterocyclic carbene-palladium catalyst as well as a preparation method and application thereof. The catalyst carrier is hydroxylated mesoporous carbon; the ligand is N-heterocyclic carbine; the active ingredient is palladium chloride; the load capacity of the palladium in the active ingredient is 5.0-10.0% of the total mass of the catalyst; the surface hydroxyl group content of the hydroxylated mesoporous carbon is 1.9-2.2 mmol / g; the BET specific surface area of the hydroxylated mesoporous carbon is 700-1000m<2> / g; the BJH pore diameter is 5-7 nm; the BJH pore volume is 0.8-1.8 ml / g. According to the mesoporous carbon supported N-heterocyclic carbene-palladium catalyst, the palladium can be prevented from loss in the catalytic process; the mesoporous carbon has an ordered mesoporous structure, so that the surface dispersing performance of the palladium nano-particles can be improved to prevent the palladium from gathering in the catalytic process and improve the catalytic activity of the supported catalyst. The mesoporous carbon supported N-heterocyclic carbene-palladium catalyst has relatively high catalytic activity and relatively good reusability.

The invention discloses a film substrate which is composed of a dielectric substrate, an antenna pattern, a chip and a packaging body, wherein the dielectric substrate is in a square thin-plate structure; the antenna pattern is arranged on the front side and back side of the dielectric substrate and is composed of a signal input bonding pad, an earthing metal surface, a bent fee-in line, a bent Barron line, a spiral micro-strip radiation unit and a through hole; the length of the radiation unit is less than 1 / 4 of the wavelength of the working frequency of the antenna; and the radiation unit can be applied to a miniaturized radio-frequency circuit.

The invention relates to a fireproof plate with a wooden decorative surface. The fireproof plate uses a wooden single plate as a surface plate and a ceramic plate plain plate as a baseplate, wherein the wooden single plate and the ceramic plate plain plate are connected by an adhesion agent, and the surface of the wooden single plate is sprayed with paint. The fireproof plate with the wooden decorative surface has a wooden decoration effect, also has favorable fireproofing performance, meets the double requirements of the indoor wall decoration of public building places such as grogshops, conference halls, singing halls, movie theaters, emporiums and the like on fireproofing safety and the wooden decoration effect, and has significant application prospect.

The invention discloses a micro intelligent label, which consists of a dielectric substrate, antenna patterns, a chip and a packaging body, wherein the dielectric substrate has a square thin plate structure; the antenna patterns are arranged on the front surface and the back surface of the dielectric substrate and consist of signal input bonding pads, grounding metal faces, zigzag feed-in lines, zigzag balun lines, spiral micro-strip radiating units and through holes; the length of each radiating unit is less than 1 / 4 of the wavelength at a working frequency of an antenna; the chip is one special for an intelligent label; a mounting position is arranged between two input bonding pads of a part face of the dielectric substrate; the packaging body is made of a square resin molded plastic packaging material, is arranged on the upper part of the part face of the dielectric substrate to envelope the chip therein and is combined with the dielectric substrate to form a cuboid structure, so that a high-reliability ultrahigh frequency micro intelligent label product is realized.

The invention discloses a method for solid-liquid separation of liquid manure and fertilizer making with manures and a special vehicle. Particularly, at a position close to a toilet septic tank, solid-liquid separation of the liquid manure in the toilet septic tank is performed, the septic tank is dredged, solid manure is collected, and the collected solid manure is fermented to produce organic fertilizers, so that innocent treatment and resource utilization of the liquid manure are achieved. The invention further discloses the special vehicle for implementing the method.

The invention provides a healthcare product composition with functions of liver protection and alcoholism relieving. The healthcare product composition comprises the following components in parts by weight: 1-2 parts of pseudo-ginseng, 3-4 parts of radix puerariae, 3-6 parts of phyllanthus emblica, 1-2 parts of bighead atractylodes rhizome, 1-2 parts of dried ginger and 3-7 parts of Maca. The healthcare product composition is prepared by compounding effective parts of medicine-food dual-purpose materials such as the pseudo-ginseng and the phyllanthus emblica and has the advantages that the pseudo-ginseng and the bighead atractylodes rhizome have a liver protection effect, the radix puerariae and the phyllanthus emblica have an alcoholism relieving effect, the dried ginger is aromatic and has a stomach invigorating effect, the Maca is creatively used for assisting in exertion of medicine properties, the bighead atractylodes rhizome is ingenious applied, meanwhile, the aromatic and spicy material is used for relieving acute alcoholism, and the healthcare product composition has relatively good effects of protecting liver and improving an immunologic function, can be used for treating chemical liver injury caused by chemicals such as ethyl alcohol and has very good prospect for adjustment of liver function diseases and immunity.

The invention discloses a method for septic tank desilting. According to the method for septic tank desilting, a special vehicle used for septic tank desilting or / and a moveable container is / are utilized, the caking dirt in liquid dung in a septic tank is crushed in the vicinity of the toilet septic tank, desilting is conducted on the septic tank, the liquid dung is subjected to purification up-to-standard treatment and on-site discharging, solid faeces dirt separated from the liquid dung is collected or stored and transported, and harmless treatment and resource utilization of the septic tank are implemented.

The invention relates to a 4-phenyl para-alcohol oxime ether-containing oxazoline compound as shown in the general formula (I), preparation of the compound and an application of the compound in pesticides. The compound represents a novel concise, wide-spectral and high-efficiency insecticidal anti-mite bactericidal herbicide structure type. When used as a novel insecticidal anti-mite bactericidal herbicide, the 4-phenyl para-alcohol oxime ether-containing oxazoline compound can greatly control oriental armyworm, cotton bollworm, corn borer, plutella xylostella, beet armyworm and mosquito larvae, can greatly control Tetrangychus cinnabarinus, can greatly inhibit ten pathogenic bacteria including cucumber fusarium wilt, Cercospora arachidicola, Physalospora piricola Nose, Alternaria solani, Fusarium graminearumt, late blight of potato, sclerotinia sclerotioru, Botrytis cinerea, rice sheath blight and phytophthora capsici, and can control and eliminate weeds including rape, amaranth, barnyard grass and crab grass, wherein the meaning of R is as shown in the specification.

The invention provides a pneumatic automatic return device. The problem that in the prior art, the return speeds of doors with different weights are different is solved. The pneumatic automatic return device comprises a shell, an upper convex shaft, a lower convex shaft, a piston, a sealed air chamber and an adjusting device, wherein the shell is of a hollow structure, the upper convex shaft is arranged in a gear sleeve, one end of the upper convex shaft extends outwards from the end part of the gear sleeve, the upper convex shaft only rotates in the gear sleeve, the lower convex shaft is also arranged in the gear sleeve and does reciprocating rectilinear motion only in the length direction of the gear sleeve, the upper convex shaft is in contact with the lower convex shaft, acting force always exists between the upper convex shaft and the lower convex shaft, the rotating motion of the upper convex shaft is synchronous with the rectilinear motion of the lower convex shaft, one end of the piston is used for continuously propping the lower convex shaft against the upper convex shaft, the sealed air chamber is a sealed cavity formed by an upper sealing piece and a lower sealing piece in the shell, high-pressure air is arranged in the sealed cavity, the other end of the piston extends into the sealed cavity, and the adjusting device is used for adjusting the volume of the sealing cavity.

The present invention relates to an oxazoline compound with a 4-phenly para-position containing a structure of thioether, sulphone, sulfilimine and sulfoximine represented by a formula (I), and preparation for the compound and an application of the compound as a pest and mite killing agent. The compound represents a novel and simple pest and mite killing agent structure type with simple preparation, a broad spectrum and high efficiency. The oxazoline compound with the 4-phenly para-position containing the structure of thioether, sulphone, sulfilimine and sulfoximine is used as a novel pest and mite killing agent which can perfectly prevent and control oriental armyworms, cotton bollworms, ostrinia nubilalis, and mosquito larvae, and can perfectly prevent and control mite eggs and baby mites of carmine spider mites. The formula (I) is shown in the description, wherein R' can be cyano, nitryl, trifluoroformoxyl or formamido; R'' can be hydrogen, cyano, nitryl, trifluoroformoxyl or formamido; and R can be heterocycle (substituted heterocycle), aryl (substituted aryl) or alkyl (branched aryl).

The invention belongs to an energy-saving type garbage dry distillation gas preparation and gas power generation method, in particular to a method for treating garbage to produce gas and generating power through the gas via procedures of pretreatment, biochemical degrading, dry distillation, gasification, gas-liquid separation, gas purification and gas utilization for the garbage. The method has the advantages of energy conservation, environment friendliness, efficiency and continuous treatment of the garbage, and is high in inventiveness, novelty and industrial practicability.

The invention discloses a safe injector which relates to the technical field of medical instruments, and comprises a needle cylinder (1) and a push rod (3), as well as an injection needle (10) and a connecting tube (2), wherein the injection needle (10) can be replaced as per use requirements. According to the invention, when the safe injector is in use, the traditional operating custom is barely changed, the use is convenient, and the effect is reliable; the injection needle (10) can retract and hide through an automatic retraction mechanism after finishing injecting to ensure that medical staff can be free from the unexpected harm of a contaminated needlepoint; after the injection is completed, the push rod (3) cannot be pulled back as being clamped by clamping rings (1e), so that the push rod cannot be reused, the real disposable injector is realized, and further the cross transmission of blood-borne diseases is avoided; support sheets (1c) are adopted to support the connecting tube (2), and a conical head pulling back rod (3d) is sleeved with a compression spring (7) in a flat pressing annular manner, so that the structural design is more reasonable, the safe injector is more suitable for the automatic assembly production of a production line, the quality is reliable, the qualification rate is high, and the cost is reduced.

The invention discloses a high-safety smart home control system based on zigbee. The high-safety smart home control system comprises a main controller, a personal safety module, a behaviour simulationmodule, a man-machine interaction module and an identification sensing module. According to the zigbee-based high-safety smart home control system of the invention, the personal safety module, the behavior simulation module and the identification sensing module are used cooperatively, the behavior actions of the solitary person are tracked quickly, and the behavior simulation module simulates andanalyzes the behavior of the solitary person, so that the behavior of the solitary person can be simulated and analyzed. According to the system, environment and basic data of the body of the solitary person collected by a plurality of recognition sensors are combined, and the body state and illness state of the person are judged through big data analysis, so that medical personnel, community workers and relatives can quickly know the condition of the solitary patient, time and effective scientific basis are provided for treatment of the medical personnel. The system is especially suitable for elderly people living alone and having difficulty in moving, and has good creativity and intelligence level.

The invention provides an intelligent management method for urban parking space resources, and belongs to the technical field of automobile traffic management. The intelligent management method comprises the following steps of: superposing all public parking space resources in a control area on an electronic map by taking a city as a unit; installing car positioners on cars in the control area, and displaying the driving and parking states of each car on the special electronic map under the technical support of real-time centimeter-level positioning service provided by the cooperation of a Beidou III and a ground station network, and the Internet; calculating and recording the instant parking states of the cars through a GIS system and big data cloud computing; and automatically inputtingthe parking information of the cars into the mobile phones of car owners who pay money through mobile payment. According to the method of the invention, a physical world of an urban parking space resource entity is changed into a data world, foreground management is changed into background management, and timing charging of public parking spaces in an urban management and control area and automatic management of illegal parking are realized.

A projector has at least one projection processing module with at least one optical lens. Said module can receive screen displaying data, convert it to optical image and project it via lens onto a screen. Its feature is that said projection processing module can be selectively arranged at any side of screen, so having no need of regulating its projecting angle.

The invention relates to the technical field of fiber cotton processing, in particular to a fiber cotton material distribution process. The fiber cotton material distribution process comprises the following steps: S1, placing fiber cotton on material distribution equipment; S2, moving an operation table, so that the to-be-cut position of the fiber cotton is located under a slitting mechanism; S3,operating a lifting mechanism, so that pressing plates are pressed on the two sides of the top of the fiber cotton; S4, operating the slitting mechanism, cutting off the fiber cotton, then enabling the pressing plates to move towards the outer side, and separating the cut fiber cotton through the pressing plates; and S5, operating the lifting mechanism, enabling the pressing plates to rise and a wool collecting roller to make contact with the surface of the fiber cotton, moving the operation table, and enabling the wool collecting roller to make uniform contact with the surface of the fiber cotton so as to remove cotton fiber on the surface of the fiber cotton. Through ingenious arrangement of the pressing plates and the wool collecting roller, the fiber cotton is firstly pressed and slit,then an adjustable top seat is used in cooperation to separate a measuring pressing plate, separation of the fiber cotton is achieved at the same time, finally the wool collecting roller is ingeniously put down to remove impurities and dust from the fiber cotton, and high-quality fiber cotton can be obtained.

The invention discloses a stereoscopic flower arranging pot with an automatic moisture preservation function. A hollow cylinder of the stereoscopic flower arranging pot is arranged on a flowerpot, anda plug cover and a stainless steel stirring rod are arranged on the hollow cylinder with flower arranging knocking-off holes; the flowerpot and the hollow cylinder are filled with foam flower arranging soil; the bottom of an outer pot is divided into a water storage space by a microporous circular plate of the flowerpot; a water feed device is arranged in the water storage space; an inner pot isarranged in the center of the microporous circular plate, and the outer pot is transversely divided into an inner planting region and a ring planting region; a capillary pore moisture preservation layer is arranged on the inner wall of the outer pot. The stereoscopic flower arranging pot has the advantages that flowers can be arranged in a plane and stereoscopic manner, the stereoscopic flower arranging pot is scientific, compact and novel in structure and ingenious in conception, the foam flower arranging soil can be reused by the aid of the stainless steel stirring rod, and accordingly the use cost can be reduced; water can be automatically supplemented for the water storage space by the water feed device; knocking-off holes are flexibly formed in spiral shallow grooves, accordingly, spaces can be sufficiently utilized, and the stereoscopic flower arranging pot has multiple planting functions; limited plane spaces can be expanded towards the stereoscopic directions, and accordingly the planting areas can be greatly increased; the stereoscopic flower arranging pot is quite convenient to use and applicable to home living use.

The invention discloses a self-watering type household miniature spring onion and garlic garden which comprises a bottle-shaped jar. An upper bottle jar for planting spring onion sprouts and a lower bottle jar for planting garlic sprouts are fastened with each other to form the bottle-shaped jar; a ventilation orifice is formed in the top of the upper bottle jar, an outer through hole is formed inan upper jar bottom, and the upper jar bottom is provided with an isolation hollow column and a connecting flat ring connected with the lower bottle jar; the lower bottle jar is divided into a cultivation region and a water storage region by a drainage partition plate, and a capillary pore water penetration layer is arranged on the inner wall of the lower bottle jar; a water feed device with an automatic water feed function is arranged in the water storage region; planting holes are formed in the wall of the bottle-shaped jar. The self-watering type household miniature spring onion and garlicgarden has the advantages that multi-dimensional structures can be formed by double-layer stereoscopic spaces and an inner leakage isolation jar arranged inside the lower bottle jar, and accordinglythe self-watering type household miniature spring onion and garlic garden is scientific, compact and novel in integral structure and ingenious in conception; a water adding valve of the water feed device can be opened and closed under the control of the water level, and accordingly technical effects of automatically watering the spring onion sprouts and the garlic sprouts and feeding and supplementing water for the water storage region can be realized; good effects of preserving moisture in soil can be realized; vertical-face spaces can be ingeniously utilized for planting the spring onion sprouts and the garlic sprouts which are easy to grow, accordingly, the planting areas can be greatly increased, and the self-watering type household miniature spring onion and garlic garden is applicable to home use.

The invention relates to a modified epoxy resin composition, a high-Tg low-loss laminated copper-clad plate and a preparation method of the high-Tg low-loss laminated copper-clad plate. The composition is prepared from styrene-maleic anhydride, an organic solvent, inorganic filler, modified epoxy resin, a catalyst, a curing agent and a curing accelerator; an epoxy resin composition glue solution is prepared firstly, then copper foil is coated with the glue solution, and the copper foil is dried to be semi-cured,and heating, hot-pressing and laminating are carried out to obtain the TG low-losslaminated copper-clad plate. the high-TG low-loss laminated copper-clad plate is developed by adopting a method of acid anhydride and modified epoxy resin, Tg can reach 180 DEG C or above, Td can reach 370 DEG C or above (TGA 5% loss), low Dk (3.64@10GHz) and low Df (0.0065 @ 10GHz), and the high-TG low-loss laminated copper-clad plate is excellent in performance, high in practicability and suitable for radar application, and is also suitable for 3S (server / storage / switch) application, and has wide market value and application prospect.

The invention discloses a high-frequency intelligent label chip with a built-in antenna, which comprises the high-frequency antenna, an input capacitor, a rectification circuit and a signal processing circuit. The high-frequency antenna is a multi-turn square hollow conductive induction coil which is arranged on a semiconductor substrate by the photoetching process, and the coil is arranged along the edge of the chip and around the center; the input capacitor is an equivalent capacitor which is arranged on the semiconductor substrate and connected in parallel with the high-frequency antenna; the rectification circuit is a four-port input / output circuit, the two input ports are connected with the ports of the high-frequency antenna, and the two output ports are chip interior power supply ports, one of which is VDD and the other of which is GND; and the signal processing circuit comprises a central control circuit, a data memory circuit, a clock circuit, a modulation / demodulation circuit, a frequency-dividing circuit, a power management circuit and a resetting circuit. Consequently, the intelligent label chip has an independent high-frequency radio frequency communication function.

The invention discloses a follow-up assistance supporting device of a stair handrail. The follow-up assistance supporting device of the stair handrail comprises a side handrail, wherein the upper surface of the side handrail is slidably connected with a sliding mechanism, the right side of the sliding mechanism is provided with a connecting mechanism, the right side of the connecting mechanism isfixedly provided with a supporting plate, and the upper surface of the supporting plate is fixedly provided with a supporting mechanism. According to the follow-up assistance supporting device of thestair handrail, the supporting mechanism is matched with the sliding mechanism for use, the supporting mechanism slides up and down on the side handrail under the driving of the sliding mechanism, andthe old people are supported and driven by the supporting mechanism to go up and down stairs. The follow-up assistance supporting device of the stair handrail can meet the requirements on traction speed and supporting height of users in different health conditions, and has good safety and creatively. The supporting device has good capability of turning and changing floors, and is suitable for notonly straight corridors but also corridors needing turning and floor changing.

The invention discloses a technology method used for producing poly aluminium chloride and calcium aluminate. The technology method comprises following steps: 1, ash stir frying is carried out, and metal aluminum is recycled so as to obtain secondary aluminum ash; 2, the secondary aluminum ash is subjected to deamination processing so as to obtain a deaminated aluminum ash slurry; 3, the deaminated aluminum ash slurry is subjected to defluorination processing so as to obtain a defluorinated aluminum ash slurry; 4, the defluorinated aluminum ash slurry is filtered so as to obtain a filtrate anda filtration residue, wherein the filtrate is a poly aluminium chloride solution; and 5, the filtration residue is washed until the pH value is 7, is uniformly mixed with a calcium based auxiliary material, drying and high temperature reaction are carried out, after reaction, cooling, crushing, and grinding processing are carried out so as to obtain calcium aluminate. According to the technologymethod used for producing poly aluminium chloride and calcium aluminate, secondary aluminum ash is subjected to complete harmless processing, so that high efficiency resource utilization of secondaryaluminum ash is realized, and the produced products possess better economical benefit.