42results about How to "Prevent approach" patented technology

The invention provides a composite anti-corrosion and anti-rust agent for preparing high-durability concrete, which comprises the following components in weight portion: 20 to 30 portions of anti-corrosion and anti-rust agent, 20 to 30 portions of super plasticizer, 1.0 to 3.0 portions of collapse protecting agent, 0.5 to 2.0 portions of adhesion promoter, 0.20 to 0.40 portion of air entraining agent, 0.05 to 0.20 portion of antifoaming agent, and 35 to 60 portions of water. The composite anti-corrosion and anti-rust agent has the advantages that the prepared concrete not only has anti-corrosion and anti-rust effects, but also can achieve good concrete fluidization, good cohesiveness, good collapse protecting property, small diffusion coefficient (Da) of concrete chloride ion, and good freezing-thawing resistant circulating property under the condition of low water to glue ratio.

The invention discloses environment-friendly antifouling damping complex-function coating and a preparation method thereof and a method for using the environment-friendly antifouling damping complex-function coating. The environment-friendly antifouling damping complex-function coating mainly comprises cation polyacrylamide, polydimethylsiloxane, xylene and resin. The resin is one of or mixture of acrylic resin and fluorocarbon resin. The environment-friendly antifouling damping complex-function coating or the environment-friendly antifouling damping complex-function coating prepared by the preparation method has the advantages of remarkable antifouling damping effect, environment friendliness, simplicity, feasibility, economy, practicality and the like, is applicable to massive production and has promising engineering application prospect.

A floor standing air conditioner in which the number of parts can be reduced while safety in maintenance of a filter is being secured. A floor standing air conditioner (1) sucks air before conditioning through an air filter (11) and discharges conditioned air, and the air conditioner (1) has a fan (3), a casing (4), and a front lower panel (9). The casing (4) receives the fan (3) in it. The front lower panel (9) is installed so that it can open and close the casing (4) and is opened outward relative to the casing (4). Further, the front lower panel (9) has a filter reception section (91) for receiving the air filter (11) and has a safety rib section (97). The filter reception section (91) is constructed such that the air filter (11) is installable and removable by opening the front lower panel (9). The safety rib section (97) is formed integrally with the filter reception section (91) and prevents, when the front lower panel (9) is opened to produce a space (S) between the casing (4) and the filter reception section (91), access from the outside of the casing (4) to the fan (3) through the space (S).

The invention belongs to the field of plant protection and particularly relates to a biological comprehensive prevention and control method for three kinds of longicorn and other pests on plants. Theoccurrence rate of the longicorn population is reduced by planting plants serving as food lures, releasing natural enemies, adopting physical pest dispelling methods and other modes, and synergistic prevention and control of other pests and diseases is also achieved. The use amount of highly toxic pesticides is reduced, manpower consumption is reduced, various insects beneficial to forests are protected, the biodiversity is enriched, the ratio of benefits to damage of a garden is increased, and sustainable ecological development is achieved.

The present invention relates to a dye-sensitized solar cell and to a method for manufacturing same, and more specifically, to a novel dye-sensitized solar cell for preventing photoelectron recombination due to a triiodide, and to a method for manufacturing same. The dye-sensitized solar cell, according to the present invention, comprises a metal oxide which is produced by co-adsorption of a reactive compound, which can react with iodine, with a dye on a surface of the dye-sensitized solar cell. The dye-sensitized solar cell can achieve high efficiency by preventing the photoelectron recombination due to the triiodide while using a small amount of the dye.

The invention discloses a dual anti-pollution ultrafiltration membrane as shown in a structural formula (I). According to the invention, a blending membrane preparation technology is adopted, and the hydrophilic-hydrophobic block polymer is introduced to improve the anti-pollution performance of a membrane substrate; and then a dendritic hydrophilic polymer anti-pollution layer is constructed on the surface of the membrane substrate by adopting an atom transfer radical polymerization technology to achieve a dual anti-pollution effect. The ultrafiltration membrane can reduce the regeneration frequency in the water treatment process to a certain extent, improve the production efficiency and reduce the water treatment cost.

The invention discloses a bidirectional alternative integral sealing device for main drive of a tunnel boring machine. The device comprises a boring machine adapter flange, a boring machine supportingring and an integral seal. A positioning ring is arranged outside the boring machine supporting ring. The integral seal comprises a base body, three sealing rings and a detection ring. The cross section of the base body is of an L-shaped structure, the tail end of the radial part is provided with a hydrophobic layer, and the tail end of the axial part is provided with a positioning hook; the outer part of each sealing ring is annular, the inner part of each sealing ring is a U-shaped labyrinth ring cavity, each sealing ring is provided with a first outer framework, a first inner shell, a first limiting block, a second limiting block, an axial seal, a first radial seal and a second radial seal, the outer part of the detection ring is annular, the inner part of the detection ring is a U-shaped labyrinth ring cavity, and the detection ring is provided with a second outer framework, a second inner shell, a third limiting block, a fourth limiting block and a third radial seal. The base body hydrophobic layer, the axial seals, the radial seals and the labyrinth ring cavities are integrated, meanwhile, sealing grease is injected, and the device has the advantages of good sealing performance, long service life, small disassembly and assembly difficulty, low maintenance cost and the like.

The invention relates to an environment-friendly composite volatile corrosion inhibitor for a galvanized steel sheet and a preparation method thereof. The composite volatile corrosion inhibitor comprises the following active components by mass: 17.5 to 30.15% of sodium benzoate, 15.75 to 33.65% of water-soluble benzotriazol, 15.84 to 26.85% of sodium tungstate, 15.5 to 29.26% of cinnamic acid and 6.5 to 9% of triethanolamine. The preparation method comprises the following steps: 1) weighing the active components; and 2) separately preparing a solution of each active component through addition of water, mixing the solutions of all the active components after standing and clarification so as to obtain a mixed solution, and adjusting the pH value of the mixed solution to 8.3 to 8.8 by using buffering alkali lye. According to the invention, the environment-friendly composite volatile corrosion inhibitor is prepared by using the simple method and exerts a good antirust effect when applied on the surface of antirust raw paper.

The invention discloses a field direct-seeding seedling raising device and relates to seeding and seedling protection devices for crop field direct-seeding seedling raising. The field direct-seeding seedling raising device is composed of a pot body and a pot cover. The field direct-seeding seedling raising device is capable of comprehensively protecting seeds and seedlings of crops in a filed in various aspects such as drought prevention, waterlogging prevention, disease resistance, insect resistance, weeding, and soil-hardening prevention, and guaranteeing that the quantity of the crop seedlings is sufficient, lengths of the crop seedlings are even, and the crop seedlings are strong. The field direct-seeding seedling raising device is composed of the pot body and the pot cover. Insecticide is coated on the device before seeding and herbicide is coated on the device after the seeding. Half of the seedling raising device is buried in soil during seeding and the seeds are planted in the seedling raising device. The pot cover needs to be covered on the pot body in order to achieve drought prevention, rain prevention, and torrential rain prevention. The pot cover needs to be opened in order to guarantee that the seedlings can receive sufficient light after parts of seeds emerge. And when the seedlings grow up, the seedling raising device is removed out of the field.

The present invention relates to a side cover mounting structure for computer which includes the following parts: a chassis which forms the main frame and has at least one opening to form a certain internal space; a side cover which is selectivity mounted on the opening surface of the chassis and can lock with the chassis by moving a certain distance in one direction thereby can selectively shield the internal space; a pin for moving the side cover in the direction vertical to the moving direction in order to lock the side cover with the chassis and locking the side cover with the chassis. The invention needs no other tools, the user can mount and disassemble the side cover, and thereby the convenience of the user's operation can be improved. And, in order to mount and disassemble the side cover, it is need not to separate some parts so that user will not worry that some part might be forgotten during the mount and disassemble process, thereby the side cover can be ensured to be mounted on the chassis at best status all the time.

The invention belongs to the technical field of chemical products, synthesis of the chemical products, and textile posttreatment, and particularly relates to an alkyl polyhydroxy quaternary ammonium salt and a preparation method and application of the alkyl polyhydroxy quaternary ammonium salt. The structural formula of the alkyl polyhydroxy quaternary ammonium salt is shown in the description. The preparation method of the alkyl polyhydroxy quaternary ammonium salt comprises the step of adding CH2CHOHCH2OH to RNH2 for three times for reaction to obtain the alkyl polyhydroxy quaternary ammonium salt. The alkyl polyhydroxy quaternary ammonium salt has the advantages that the alkyl polyhydroxy quaternary ammonium salt is in a tetrahedral structure, an R group is on one side, a CH2CHOHCH2OH group is on the other three sides, the alkyl polyhydroxy quaternary ammonium salt is excellent in conditioning property, moisture retention and water solubility, the difficult problems that the alkyl cation quaternary ammonium salt only has the conditioning property but does not have the moisture retention property or is poor in moisture retention property and water solubility are solved, so that the alkyl polyhydroxy quaternary ammonium salt not only can be widely used as a conditioning agent and a wetting agent in the products like a hairdressing gel, a hair conditioner, shampoo and a showergel, but also can be used as a softening agent in the products like a laundry detergent and in the textile posttreatment.

The invention discloses a data fusion method and system for fuel cell engine fault prediction, and the method comprises the following steps: S1, obtaining an actual measurement fault sample through atest; S2, obtaining a simulation fault sample; S3, performing feature-level fusion on the actual measurement fault sample and the simulation fault sample to obtain a first fusion sample; S4, performing data-level fusion on the first fusion sample and an actual measurement fault sample to obtain a second fusion sample; and S5, jointly taking the second fusion sample and the actually measured faultsample as a training sample of a fuel cell engine fault prediction model. According to the invention, the problem of insufficient experimental data of fuel cell engine fault prediction can be solved.

An efficient water-processing method combining super-hydrophilicity nanofiltration membrane and super-hydrophobicity nanofiltration membrane is disclosed and belongs to the technical field of membrane separation. The method comprises firstly pretreating a natural water source to remove suspensions, colloids, bacteria and other substances, and then using a super-hydrophilicity nanofiltration membrane or a super-hydrophobicity nanofiltration membrane to perform filtration, so as to effectively remove hydrophilic and hydrophobic substances in the water body step by step. By using the method, pollutants with different hydrophilicity / hydrophobicity in the water body are efficiently removed step by step, also the membrane assembly is endowed with good antipollution performance, and the water outlet quality of the drinking water is substantially improved.

The invention relates to an egg tray (9 ; 10) for a refrigerator, having a support plate (1), in which a plurality of openings (2), each for receiving one egg, is formed. A wall, surrounding the support plate, is divided into several wall sections (7), separated by recesses (11). A handle (3) protrudes from said support plate (1) above the centre of gravity thereof. Said egg tray (9 ; 10) can be stacked pairwise due to a slit (5) in the support plate (1).

The invention discloses an epoxy resin concrete material with the anti-cracking property. The epoxy resin concrete material is prepared from the following components in parts by weight: 65-85 parts ofcement, and 15-35 parts of an adhesive; the adhesive is prepared from the following components in percentage by weight: 80-90% of modified epoxy resin, 5-15% of a curing agent, and 4-8% of a reactivediluent. Linear epoxy resin is subjected to ring opening, then the linear epoxy resin and bis(1-phenyl-2-carboxyl ethyl)phosphonic acid are polymerized and esterified to obtain the modified epoxy resin, the obtained modified epoxy resin has good flexibility, good bonding strength and good impact strength, meanwhile, through introduced carboxyl, the wettability of the modified epoxy resin and acement substrate can be improved, thus adhesive force and anti-aging performance of the cured modified epoxy resin are improved, cracking of concrete is prevented, and the service life of the concrete material is prolonged.

The invention discloses a composition for treating inflammatory bowel disease, and belongs to the field of drugs. The composition follows principles of reinforcing intestinal tissue cells, building a normal intestinal surface mucous layer barrier, preventing an antigen approaching, touching, adhering to and entering an intestinal wall, and then blocking an abnormal immune response and the occurrence of inflammation. In the composition, ganoderma and radix salviae miltiorrhizae have efficacies of strengthening blood supply and oxygen supply to the human body; glutamine is a main energy source of intestinal mucosa; vitamin C, vitamin E, vitamin A and beta-carotene have functions of inhibiting the activity of oxygen free radicals, scavenging the oxygen free radicals, and protecting human cells. The composition provides nutrition, oxygen and raw materials for generation, renewal and repairing of goblet cells as well as forming of an intestinal surface mucous layer barrier by utilizing mucoprotein secreted by the goblet cells, has obvious effects of building the normal intestinal surface mucous layer barrier for the human body, eliminating inflammation and repairing intestinal tissues, and is used for effectively treating the inflammatory bowel disease.

The invention discloses an electric pulse shark expelling device. The electric pulse shark expelling device comprises binding belts and a box body, wherein the binding belts comprise a main binding belt and an auxiliary binding belt, and an electrode set is arranged on the outer surface of the front end of the main binding belt; and a power switch is arranged on the outer surface of one side of the box body. According to the electric pulse shark expelling device, shark expelling technical research is carried out through the arranged electric pulse shark expelling device and the characteristicthat an Ampullae of Lorenzini electric sensing system exists at the mouth and the nose of a shark, namely, the shark can recognize weak electronic pulses in received water, and therefore the shark isfar away from a transmitting source, an underwater high-voltage pulse probe transmitting technology is researched, high-voltage pulses capable of causing spasm of the shark Ampullae of Lorenzini existin the transmitting area, so that the purpose of expelling sharks is achieved, the sharks are automatically and effectively prevented from approaching swimmers, it is guaranteed that the swimmers areprevented from being hurt by the sharks during offshore work or swimming, intelligent shark prevention is achieved, and the device has the advantages of being simple in structure, small in size, lessin weight and convenient to wear.

The invention discloses a composition for treating inflammatory bowel disease and belongs to the field of medicines. The composition comprises the following components: salvia miltiorrhiza, glutamine, threonine, serine, cysteine, vitamins C, E and A, and beta-carotene. The salvia miltiorrhiza has the efficacy of enhancing blood supply and oxygen supply of human bodies; glutamine is a main energy source for the intestinal mucosa; threonine, serine and cysteine are main components of mucoprotein; the vitamins C, E and A and beta-carotene have the effects of inhibiting activity of oxygen free radicals, removing oxygen free radicals and protecting human cells. The composition disclosed by the invention provides nutrients, oxygen and raw materials for goblet cells for development, renewal and repairing as well as secretion of mucoprotein to form the intestinal surface mucous layer barrier. The composition has an obvious effect for termination of inflammation, repairing of intestinal tissue and establishment of the normal intestinal surface mucous layer barrier of a human body and is an effective composition for treating the inflammatory bowel disease.

The invention discloses a combined formula for adjusting the mucus layer barrier on the surface of digestive tracts and respiratory tracts, which belongs to the field of medicines. The present invention uses salvia miltiorrhiza, threonine, serine, cysteine, cystine and proline as a combined formula. Salvia miltiorrhiza has the effect of enhancing the blood supply and oxygen supply of the human body; threonine, serine, cysteine, and proline are the main components of mucin. The combination formula of the present invention provides nutrients, oxygen and raw materials for mucous cells such as goblet cells and mucus glands in digestive tracts and respiratory tracts, and for the generation, renewal, repair and secretion of mucin; Barrier, preventing antigens from approaching, contacting, adhering and entering the digestive tract and respiratory tract tissue, blocking abnormal immune response, terminating inflammation, repairing digestive tract and respiratory tract tissue, effective combination formula for preventing and treating digestive system and respiratory system diseases .

The invention discloses a combined formula for adjusting the mucus layer barrier on the surface of digestive tracts and respiratory tracts, which belongs to the field of medicines. The present invention uses ganoderma lucidum, sealwort, threonine, serine, cysteine ​​and cystine as a combined formula. Ganoderma lucidum and sealwort have the effect of enhancing the blood supply and oxygen supply of the human body; threonine, serine, and cysteine ​​are the main components of mucin. The combination formula of the present invention provides nutrients, oxygen and raw materials for mucous cells such as goblet cells and mucus glands in digestive tracts and respiratory tracts, and for the generation, renewal, repair and secretion of mucin; Barrier, preventing antigens from approaching, contacting, adhering and entering the digestive tract and respiratory tract tissue, blocking abnormal immune response, terminating inflammation, repairing digestive tract and respiratory tract tissue, effective combination formula for preventing and treating digestive system and respiratory system diseases .

The invention relates to the technical field of phase locking, in particular to a clock-synchronization digital phase-locking method and a device. The method comprises the following steps: firstly, comparing the phases of a reference signal and a feedback signal according to a gliding window; judging that the phase of the feedback signal is a leading phase, a lagging phase or an identical phase relative to the phase of the reference signal; generating an error signal for presenting the three messages; secondly, adjusting the phases of the error signal and the feedback signal and outputting the signals with the adjusted phases as a first output signal; thirdly, processing the first output signal by frequency division, generating the feedback signal, the gliding window for comparing the phases of the reference signal and the feedback signal and the second output signal output to the exterior; and continuing the first step. The technical scheme of the invention occupies less logic units and can rapidly lock up the phases and effectively prevent the feedback signal to approach to the reference signal in a damped oscillation mode.

The invention discloses a composition for treating inflammatory bowel diseases, belonging to the field of medicines. The composition is prepared from the following components: lucid ganoderma, radix salviae miltiorrhizae, poria cocos, glutamine, threonine, serine, cysteine, vitamins C, E and A, and beta-carotene. Lucid ganoderma, radix salviae miltiorrhizae and poria cocos have the efficacy of boosting the blood supply and the oxygen supply for the human body; glutamine is the major energy source of the intestinal mucosa; threonine, serine and cysteine are the constituent parts of mucoprotein; vitamins C, E and A, and beta-carotene have the effects of suppressing the activity of oxygen free radicals, eliminating the oxygen free radicals, and protecting the human cells. The composition provides nutrition, oxygen and raw materials for the generation, renewing and repair of goblet cells, and the process that the goblet cells secrete mucoprotein to form a slime layer barrier for the surface of the intestinal tract. The composition has obvious effects in terminating the inflammation, repairing the intestinal tissue, and establishing the normal slime layer barrier for the surface of the human intestinal tract, and belongs to an effective composition for treating the inflammatory bowel diseases.

The invention discloses a combined formulation for regulating digestive tract and respiratory tract surface mucous layer barriers and belongs to the field of medicine. The combined formulation is prepared from glossy Ganoderma, Radix pseudostellariae, threonine, serine, cysteine and cystine. Glossy Ganoderma and Radix pseudostellariae have efficacy of improving human blood supply and oxygen supply, and threonine, serine and cysteine are main ingredients of mucoprotein. The combined formulation provides nutrient, oxygen and raw materials for generation, updating, restoring and mucoprotein secretion of mucous cells like goblet cells and mucous glands of digestive tracts and respiratory tracts. The combined formulation is effective in building normal human digestive tract and respiratory tract surface mucous layer barriers, stopping antigens from approaching, contacting with, adhering to and entering digestive tract and respiratory tract tissue, blocking abnormal immune response, eliminating inflammation, restoring the digestive tract and respiratory tract tissue and preventing and treating digestive system and respiratory system diseases.

The invention belongs to the field of medicines and discloses a composition formula for regulating surface mucous layer barriers of digestive tracts and respiratory tracts. The composition formula is composed of Rhizoma Panax Japonicus, threonine, serine, cysteine and cystine. The Rhizoma Panax Japonicus has an efficacy of improving blood supply and oxygen supply of human bodies; the threonine, the serine and the cysteine are main components of mucoprotein. The composition formula has a function of providing nutrition, oxygen and raw materials for mucoprotein secreting, generating, updating and repairing of mucous glands and mucous cells such as goblet cells of the digestive tracts and the respiratory tracts. The composition formula is effective in establishment of normal surface mucous layer barriers of digestive tracts and respiratory tracts of human bodies, prevention of approach, contact, adhesion and entrance of antigens to tissues of the digestive tracts and the respiratory tracts, inhibition of occurrence of abnormal immune response, termination of inflammation, repair of the tissues of the digestive tracts and the respiratory tracts and prevention and treatment of diseases of digestive systems and respiratory systems.

The invention discloses a double anti-pollution ultrafiltration membrane represented by structural formula (I). The present invention adopts blending membrane technology, introduces hydrophilic-hydrophobic block polymer to improve the anti-pollution performance of membrane matrix; Pollution layer to achieve double anti-pollution effect. The ultrafiltration membrane can reduce the regeneration frequency of the water treatment process to a certain extent, improve production efficiency and reduce the cost of water treatment.

The invention discloses a prescription for treating inflammatory bowel disease and belongs to the field of medicines. The prescription is prepared from lucid ganoderma, salvia miltiorrhiza, tuckahoe, vitamin C, vitamin E, vitamin A and beat-carotene; the lucid ganoderma, the salvia miltiorrhiza and the tuckahoe have effects of enhancing blood supply and oxygen supply of a human body; the vitamin C, the vitamin E, the vitamin A and the beat-carotene have functions of inhibiting the activity of oxygen free radicals, scavenging the oxygen free radicals and protecting human body cells. The prescription disclosed by the invention provides nutrition, oxygen and raw materials for generation, renewal and repair of goblet cells and an intestinal surface mucous layer barrier formed by mucoprotein secreted by the goblet cells; the prescription has significant effects for terminating inflammation, repairing intestinal tissues and constructing a normal intestinal surface mucous layer barrier of the human body, and is an effective prescription for treating the inflammatory bowel disease.

The invention discloses a combination formula for adjusting mucus layer barriers on the surfaces of respiratory tracts and digestive tracts and belongs to the field of drugs. The combination formula comprises rhizoma atractylodis macrocephalae, threonine, serine, cysteine and cystine. The rhizoma atractylodis macrocephalae has the effects of enhancing blood supply and oxygen supply of the human body, and the threonine, the serine and the cysteine are the main components of mucoprotein. The combination formula can provide nutrition, oxygen and raw materials for the generation, updating, repairing and mucoprotein secretion of mucus cells like goblet cells and mucus glands of the digestive tracts and the respiratory tracts. In addition, the combination formula can effectively construct the normal mucus layer barriers on the surfaces of the digestive tracts and the respiratory tracts of the human body, prevent antigen from approaching, contacting, adhering and entering tissues of the digestive tracts and the respiratory tracts, block abnormal immune response, terminate inflammation, repair the tissues of the digestive tracts and the respiratory tracts and prevent and cure diseases of the digestive system and the respiratory system.