52results about How to "Fully stretch" patented technology

The invention discloses a method for clothes cleaning with steam. The method comprises the steps that water is supplied into an outer cylinder, water supply is stopped when a water inlet level reaches a preset water level, and the preset water level is determined by positions of an outer cylinder heating device and the position of bottom of an inner cylinder; the water in the outer cylinder is heated, and heating is stopped when the water is heated to preset time or a present temperature; and steam cleaning is conducted to clothes. According to the invention, before pre-cleaning or main cleaning of the clothes, the water is supplied into the outer cylinder and heated, and enough steam can be generated to clean the clothes, so that the clothes can be stretched sufficiently, and smell removal, deodorization and sterilization can be conducted; and through steam cleaning disclosed by the invention, water consumed by pre-cleaning or main cleaning of the clothes can be reduced, heating time during the main cleaning can be reduced, and energy-saving effects can be achieved.

The invention relates to an ultra-low-expansion fluorine-containing polyimide thin film and a preparation method and application thereof, belongs to the technical field of polyimide, and solves the problem that in the prior art, a linear thermal expansion coefficient of a polyimide thin film in a wide temperature range is not low enough and when the linear thermal expansion coefficient is reduced,other performances of the polyimide thin film are difficult to obtain concurrently. According to the ultra-low-expansion fluorine-containing polyimide thin film, a molecule main chain structure of polyimide comprises a linear rigid unit, a polar amide group and a fluorine-containing group; preparation raw materials comprise aromatic dianhydride and diamine with the amide group and the fluorine-containing group. The preparation method comprises dissolving the aromatic diamine with the amide group and the fluorine-containing group, and adding the aromatic dianhydride to obtain polyamic acid homogeneous solution; carrying out film coating, curing, stripping and drying; tiling the product on a substrate, and carrying out fixing and annealing processing to obtain the polyimide thin film. The ultra-low-expansion fluorine-containing polyimide thin film and the preparation method and the application thereof implement wide application in the field of electronic and flexible display.

The invention relates to an intelligent management method and system for fitness sports. An intelligent terminal stores individual exercise prescriptions generated according to individual physical fitness information in advance. A sports detecting device detects physiological parameters and exercise time when a user exercises and sends the physical parameters and the exercise time to the intelligent terminal. The intelligent terminal instructs the user to exercise according to the physical parameters and the exercise time combined with the individual exercise prescriptions when the user exercises. The intelligent terminal instructs the user during exercise in real time according to the physical parameters and the exercise time combined with the individual exercise prescriptions when the user exercises, and therefore the user can exercise more scientifically and the exercise effect is better.

The invention relates to a highly heat-resistant ultralow-expansion polyimide film and a preparation method and application thereof, which belong to the technical field of polyimide and solve the problem that the polyimide film in the prior art can not have both low thermal expansion coefficient and good heat resistance, particularly the problem that the polyimide film in the prior art can not have both high heat resistance and ultralow expansion coefficient within a wide temperature range. According to the highly heat-resistant ultralow-expansion polyimide film, a linear rigid unit and a polar amide group are contained in the molecular main chain structure of polyimide; and preparation raw materials include aromatic dianhydride and diamine with an amide structure. According to the preparation method, aromatic diamine is dissolved in organic solvent, aromatic dianhydride is added, and thereby a homogeneous phase polyamic acid solution is obtained; the homogeneous phase polyamic acid solution is coated, solidified, stripped, dried and annealed, and thereby the polyimide film is obtained. The highly heat-resistant ultralow-expansion polyimide film and the preparation method and application thereof realize application in the fields of electronics, microelectronics, optical display, optical communication and the like, particularly wide application in the field of flexible photoelectronics.

The invention discloses a vacuum extraction brewing system. The system includes a transparent glass brewing chamber, a pipe control system and a tea base. The transparent glass brewing chamber is sealed from top to bottom, an umbrella-shaped flow guiding sheet is contained in the top of the transparent glass brewing chamber, and the tea base comprises a detachable filtering net. Compared with other tea boiling machines, the system is more complicated in control; according to the brewing system, the water supply amount, the water temperature and the brewing time are controlled precisely; moreover, by adopting a unique vacuum extraction technology, the system can complete brewing of a cup of tea with strong fragrance in a short time. The brewing system has the advantages that the operation is simple, the brewing speed is high, the intelligentization is high, the extraction rate is high, installation and dismantling are convenient, convenience is provided for cleaning, and a high-qualityexperience can be provided for users. The vacuum extraction brewing system is not limited to brewing of tea and can also be used for preparation of different kinds of flower tea, healthcare tea and coffee.

The invention relates to a washing and drying all-in-one machine in the field of washing machines, in particular to a washing and drying all-in-one machine with two drying cavities. The washing and drying all-in-one machine comprises a main body (2), wherein the main body (2) is telescopically provided with a second drying cavity (6) capable of outwards extending to air and dry clothes; and the second drying cavity (6) dries the clothes inside through a heating system. The clothes on a support rod is dried through the second drying cavity, so that the abrasion of the dried clothes is prevented, and the clothes is fully stretched through being placed on the support rod so as to prevent the formation of drapes. In addition, as the second drying cavity is formed outside the main body after being shrunk, a buffering protection effect is acted on the main body of the drying and washing all-in-one machine through a housing and a support frame forming the second drying cavity. The washing and drying all-in-one machine is simple in structure, is prominent in effect, and is suitable for promotion and application.

The invention discloses an automatic tea making method. An automatic tea making machine receives a tea making instruction; the automatic tea making machine records or obtains current tea making time number information, all previous tea making time information and all previous tea making temperature information; the automatic tea making machine obtains current tea making time information and current tea making temperature information according to the current tea making time number information, all the previous tea making time information and all the previous tea making temperature information; the automatic tea making machine controls current tea making time and temperature according to the current tea making time information and the current tea making temperature information. According to the automatic tea making method, based on previous brewing time variables, adjusting parameter variables for next brewing water temperature and soaking duration can be established, intelligent brewing parameter indicators generated with brewing time at intervals in an interactive mode are formed, and the quality of tea water is improved.

The invention discloses an automatic maker and an automatic tea making method. The automatic maker comprises a water tank body and a tea making cup; a water inlet and a water outlet are arranged on the water tank body and the tea making cup, the water outlet of the water tank body is connected with the water inlet of the tea making cup through a water inlet pipeline; a second heating element is arranged on the water inlet pipeline, and a first heating element is arranged on the tea making cup; the tea making cup is made of heat conducting material, and at least a part of the water inlet pipeline between the second heating element and the tea making cup is also made of heat conducting material; the water inlet pipeline forms heat conducting contact with at least one of the first heating element, the second heating element, and the tea making cup. The automatic maker can keep corresponding temperature of the water inlet pipeline, avoid heat loss when the hot water heated by the second heating element is conveyed to the tea making cup, thus water temperature in the tea making cup meets the setting temperature, and the accurate control of tea making water temperature is reached, and the tea quality is improved.

The invention discloses a formaldehyde-free soybean protein based adhesive and a preparation method thereof. The adhesive is prepared from soybean meal, bromelain, bean chitinase, dispersion medium water, sodium periodate, diethylenetriamine, glutaraldehyde diglycidyl ether and a curing agent. According to the formaldehyde-free soybean protein based adhesive obtained with the preparation method, soybean meal molecules are degraded, modified and recombined to form a prepolymer, proteins stretch sufficiently, molecular active groups are increased obviously, reactivity, solubility, water-retention and toughness are improved, and after addition of an elastomer-based curing agent, the prepared adhesive has high flexibility, water-resistant adhesion and stability; the requirement of an artificial board adhesive for water resistance can be met, cost of the adhesive is reduced due to reduction of use quantity of a crosslinking agent, and practicability of the protein based adhesive is guaranteed.

The invention discloses a degradable drug-loaded film material with a step-by-step slow release function and a preparation method and application of the degradable drug-loaded film material, and belongs to the technical field of material preparation. Natural polymers with opposite charges and a crude drug are re-agglomerated to obtain a drug-loaded microcapsule, the surface of the microcapsule isprovided with micropores with the uniform size, and thus channels are provided for initial release of the drug; and then the drug-loaded microcapsule is dispersed into biodegradable aliphatic polyester, and through the effect of interface chemical bonds, the microcapsule is fixed into polyester molecules to form a biodegradable material. When being released, the drug can be released into an aliphatic polyester film from the micropores of the microcapsule through the diffusion effect so as to be subjected to first-layer release firstly, the drug released in the film can be subjected to second-layer slow release along with degradation of a polyester film material, on the one hand, the efficient slow-release effect on the drug is achieved, on the other hand, the degradation speed of the aliphatic polyester is increased, environmental pollution is reduced, according to the method, a process is simple, raw materials are easy to obtain, and batch production can be achieved.

The invention discloses vibration rubber tyre shaping vulcanizing method and exciting device. It installs vibration exciting device in original thermal pipeline system of vulcanizing machine, the exciting device vibrates and excites the tyre in vulcanizing machine through the fluid medium of thermal pipeline system, applies the vibration exciting in the vulcanizing process of rubber tyre. The exciting device consists of entrance exciting valve, export exciting valve, motor, transmission and stepless speed regulation pump, one input end of transmission is connected with motor and two output ends are connected with entrance exciting valve and export exciting valve respectively, the output of two output end are synchronous, the entrance exciting valve and export exciting valve are driven by motor and the structure of both is same but phase difference is 90degree. The invention is suitable to all types of automatic shaping vulcanizing machine with capsule structure and is helpful to improve the quality of vulcanized rubber tires.

The invention relates to a high-transparence low-expansibility polyimide film as well as a preparation method and the application thereof, belongs to the technical field of polyimide films, and aims at solving the problem that a polyimide film prepared by the conventional doping method cannot have both high light transmittance and low thermal expansion coefficients. The preparation method comprises the following steps: uniformly mixing a polyimide resin solution and a perhydropolysilazane solution to obtain a perhydropolysilazane-doped polyimide resin solution; coating the surface of a base plate with the perhydropolysilazane-doped polyimide resin solution; hydrolyzing the perhydropolysilazane into silica; drying the film; curing to obtain the silica-doped polyimide hybrid film. The polyimide film prepared according to the abovementioned method is outstanding in optical performance, high in light transmittance rate of a visible area, and obviously low in thermal expansion coefficient;the polyimide film can be used as a flexible polymer base plate material to be applied to production of photoelectric devices.

The invention discloses thin-layer graphene aqueous slurry and a preparation method and application thereof. The thin-layer graphene aqueous slurry comprises the following components in percentage bymass: 1-10% of thin-layer graphene, 1-20% of filler, 0.5-5% of functional auxiliary agent and the balance water. According to the thin-layer graphene aqueous slurry prepared by the preparation method,the graphene is uniformly dispersed in the filler, is stable in storage and good in compatibility with resin and the filler; in the process of mixing with the aqueous resin, emulsion or other fillers, the graphene is difficult to stack and agglomerate due to the blockage of the filler, so that the dispersion effect and efficiency of the thin-layer graphene in a coating is improved, the thin-layergraphene is fully dispersed and spread in the coating, the high-efficiency shielding effect is achieved with low content; and the process is simple, the efficiency is high, and the thin-layer graphene aqueous slurry plays an important role in improving the corrosion resistance of an existing coating based on an aqueous coating.

The invention discloses a material boiling device for a bamboo bone of a folding fan and a boiling technique thereof, and belongs to the field of mechanical automation equipment. The material boiling device is characterized by comprising a bamboo bone conveying device, a bamboo bone fixing device and a branch knot removing linear cutting tool. Because of the growth characteristic of bamboos, branch knots only grow in the positions of bamboo knots. By the adoption of the device, the middle of the bamboo bone can be clamped, and then the branch knots at the two ends of the bamboo bone are treated through rotation of the bamboo bone by a reversing motor. The technique is simple, and processing reliability and precision are both excellent.

The invention discloses a preparation method of a tubular membrane with a composite structure. The method comprises the steps that (1), a high polymer is taken as a substrate, a supporting layer casting solution and a functional layer casting solution are prepared by using the high polymer, a solvent and added components respectively; (2), deaeration is conducted on the supporting layer casting solution and the function layer casting solution, and coating is conducted on a tubular membrane scrapper to form a pre-phase-inversion membrane; (3), the pre-phase-inversion membrane is soaked into a coagulating bath after pre-evaporation to complete the phase-inversion process to form the organic tubular membrane. A polymer material of the organic tubular membrane is provided with a composite structure, the polymer material with relatively low price and excellent performance is taken as a supporting layer to achieve the effect of mechanical supporting and improving permeable throughput, and apolymer material with high performance or special performance or a hybrid molecular material containing a nano particle material is taken as a separated functional layer to achieve the effect of improving the selectivity and reducing economical cost.

The invention relates to a method for preparing a functional polyvinylidene fluoride membrane and belongs to the technical field of separation membranes. The functional polyvinylidene fluoride membrane provided by the invention has good antibacterial properties and hydrophilicity; when titanium dioxide is subjected to photon excitation of certain energy, a photocatalytic reaction can be resulted and a large number of substances with strong oxidization can be generated, the substances with strong oxidization have a series of redox reactions with organic matter to degrade the organic matter, andas microorganisms, including viruses, bacteria and fungi, are composed of organic matter, the titanium dioxide can degrade organic components of the microorganisms under excitation of light to damageor even kill the viruses, bacteria and fungi; and according to the method, modified cellulose acetate is blended with modified polyvinylidene fluoride powder, N, N-dimethyl acetamide is adopted as asolvent, polyvinyl pyrrolidone is adopted as a modification additive, and thus the functional polyvinylidene fluoride membrane with good hydrophilicity and transmissibility is prepared.

The invention discloses a mildew-proof agent for artificial boards, and belongs to the technical field of additives for artificial boards. The mildew-proof agent has the advantages that mixed alcoholis added into tetrabutyl titanate which is a titanium source, adsorption thin layers are formed on the surfaces of particles, accordingly, durable and stable antibacterial and mildew-proof effects canbe guaranteed, and the stability of bacterial inhibition agents can be improved; oxidizing agents added into the mildew-proof agent are Jones reagents, alpha-site hydroxyl can be directionally oxidized by the oxidizing agents to obtain aldehyde, beta-site hydroxyl can be directionally oxidized by the oxidizing agents to obtain carbonyl, soybean proteins can be decomposed into different types of amino acid, Schiff base can be formed, accordingly, pore structures inside systems can be densely filled, and the moisture barrier and mildew-proof properties can be effectively enhanced; partial functional group locations in cross-linked networks of the systems can be occupied by added lavender essential oil in preparation procedures, the vibration intensity of covalent bonds in molecules in the cross-linked networks can be lowered, accordingly, the water-resistant performance further can be reinforced, ascorbic acid can have bacterial inhibition performance, and the problem of poor mildew-proof effects of current common mildew-proof agents for existing artificial boards can be solved by the aid of the mildew-proof agent.

The invention discloses a water washing machine with adjustable fabric expanding devices, and relates to the technical field of textile printing and dyeing. The water washing machine with the adjustable fabric expanding devices comprises a water washing box; a fabric inlet and a fabric outlet are formed in the water washing box; a plurality of groups of fabric guide roller groups are arranged in the water washing box; the water washing machine with the adjustable fabric expanding devices is characterized in that a fabric expanding device is arranged between every two adjacent groups of fabric guide roller groups. According to the water washing machine with the adjustable fabric expanding devices, the fabric expanding device is arranged between every two adjacent groups of lower fabric guide roller groups, so that a fabric between the two adjacent groups of the fabric guide roller groups can be fully stretched, the functions of expanding the fabric and removing wrinkles are realized, and the quality of the fabric is improved.

The invention relates to a gantry punching machine applied to a latex cotton product. The gantry punching machine comprises a gantry frame, wherein a fixed lower pinhole plate is arranged at the lower part of the frame; a needle plate and a needle sleeve plate, which are orderly arranged from top to bottom and arranged correspondingly to the lower pinhole plate, are arranged at the upper part of the frame; the needle plate and the needle sleeve plate can move up and down; a controller for containing the latex cotton is formed between the needle sleeve plate and the pinhole plate. The gantry punching machine has the advantages that 1) the lower pinhole plate and the needle sleeve plate are utilized to guide each needle arranged on the needle plate, so that each needle can keep synchronous, and can move downwards at an accurate angle in the punching process, so as to ensure the punching quality; 2) a beam is further arranged on the gantry punching machine, so that the strength of the entire punching device is enhanced; the inaccurate punching phenomenon caused by inconsistent deformation due to up-and-down movements, rigidity and the like when the needle plate is directly connected to the gantry frame is avoided. Therefore, the problem is well avoided due to existence of an upper beam; the punching quality is further ensured.

The invention discloses a sustained-release gel material with a double-effect drug loading function as well as a preparation method and application thereof. The preparation method comprises the following steps: a drug loading polyester microsphere suspension, a surfactant and a first system are mixed and dispersed to obtain a second system, the second system is frozen and dried, and the sustained-release gel material with the double-effect drug loading function is obtained. The preparation method of the drug loading polyester microsphere suspension comprises the following steps: dissolving polymer polyester and chloroform, standing, adding a first agent to prepare an organic phase, adding an emulsifier and water to prepare a continuous aqueous phase, and adding the organic phase into the continuous aqueous phase to obtain the drug loading polyester microsphere suspension. The preparation of the first system comprises the following steps: respectively adding natural polymer materials into distilled water to prepare at least two mixed solutions, adjusting the pH value to 9-13, adding a second agent, adding a cross-linking agent, carrying out a stirring reaction, and carrying out centrifugal defoaming after the reaction is completed to obtain the first system. The sustained-release material disclosed by the invention realizes double-layer release and can be applied to the fields of agriculture and forestry, medicines and the like.

The invention belongs to the technical field of clothes treatment, and aims to solve the problems that the softness and flatness of clothes are poor after the clothes are subjected to air washing treatment by existing clothes treatment equipment with an air washing function, so that the actual requirements of a user cannot be met, and the user experience is poor. The invention provides clothes treatment equipment and an air washing method thereof, a processor and a storage device. The clothes treatment equipment comprises a working cavity used for containing clothes. The air washing method comprises the following steps: preheating and dedusting the clothes; atomizing and humidifying the clothes; and drying and removing wrinkles of the clothes. According to the invention, on the premise of completely cleaning the clothes and not damaging the clothes, the softness and flatness of the clothes are improved, the actual demand of a user is met, and the user experience is improved.

The invention relates to the field of chemical industry of daily necessities, and particularly discloses solid aromatherapy and a preparation method thereof. The solid aromatherapy product is prepared from the following raw materials in parts by weight: 100 parts of water, 2 to 4 parts of carrageenan, 0.4 to 1.2 parts of locust bean gum, 0.1 to 0.5 part of potassium polyacrylate, 3.2 to 6.6 parts of a plant extract, 1.5 to 4 parts of a humectant and 0.5 to 2 parts of an emulsifier, the preparation method of the solid aromatherapy product comprises the following steps: adding locust bean gum into part of water, heating and stirring to completely dissolve the locust bean gum to obtain a locust bean gum solution; adding carrageenan into the remaining water, heating and stirring, adding the locust bean gum solution into the carrageenan, and obtaining a mixed gum solution; adding the potassium polyacrylate, the plant extract, the humectant and the emulsifier into the mixed glue solution, and uniformly stirring; and finally, cooling to room temperature to obtain the solid aromatherapy. The molecular chains of the locust bean gum, the potassium polyacrylate and the carrageenan are matched with one another, so that moisture can be held, a gel system of the carrageenan is more stable, and the strength of the gel is improved.

The invention provides a graphene composite film. The graphene composite film is formed by stacking a plurality of graphene sheets, pores are formed between the graphene sheets; the surface of the graphene sheet is modified with a conductive polymer. According to the preparation method, high-conductivity graphene is directly assembled into a thin film material with a three-dimensional network structure, a graphene three-dimensional network with high conductivity and certain flexibility is constructed by utilizing the design that graphene is combined with a conductive high-molecular polymer to construct a three-dimensional structure, and controllable adjustment of the three-dimensional structure of the graphene thin film is realized; and the problems of dense stacking, slow ion transmission, poor electrochemical performance and the like of the graphene film electrode are solved. The graphene film provided by the invention has certain flexibility and tensile property, an internal macromolecular chain can be fully stretched, and the graphene film has good mechanical property. And the size and the shape of the graphene film can be customized, so that the requirements of various devices are met.

The invention provides a silk fibroin solution preparation and identification method. Silkworm silk serves as a raw material and is sequentially degummed, hydrolyzed, washed and sterilized to preparesilk fibroin solution. The step of hydrolysis includes performing freezing and thawing treatment and microwave treatment on the degummed silk obtained after the step of degumming, and then adding thedegummed silk into solving liquid for heating and pressurizing treatment. Strong acid is omitted in the hydrolysis process, damage to a silk structure is avoided, and excellent mechanical performancesare retained. Besides, tangled fibers are sufficiently opened by freezing and thawing treatment and microwave treatment, the silk is sufficiently hydrolyzed by the aid of the subsequent solving liquid, and the complicated step of dialysis is omitted.

The invention discloses a polyester transparent powder coating. The coating is prepared from the following raw materials: polyester resin, diethanol amine, methyl acrylate, trimethylolpropane, a catalyst, stearic acid, barium sulfate, calcium carbonate, silicon dioxide, graphene, a curing agent, a dispersing agent, a flatting agent, a light stabilizer and a defoaming agent. The mass ratio of the polyester resin, the diethanol amine, the methyl acrylate, the trimethylolpropane, the catalyst, the stearic acid, the barium sulfate, the calcium carbonate, the silicon dioxide, the graphene, the curing agent, the dispersing agent, the flatting agent, the light stabilizer to the defoaming agent is (40-100):(1-3):(3-8):(1-5):(2-6):(0.1-1):(5-10):(1-5):(5-15):(1-3):(1-5):(1-2):(1-2):(1-2):(1-5). The invention also discloses a preparation method of the polyester transparent powder coating. The polyester transparent powder coating has high transparency and excellent leveling property, and a coating layer is extremely high in adhesive strength, flat and smooth.

The invention discloses biomass charcoal briquette fuel and a preparation method thereof. The biomass charcoal briquette fuel comprises charcoal powder and a binder, and the mixing mass ratio of the charcoalpowder to the binder is 15: 100. According to the preparation method of the biomass charcoal briquette fuel, konjac powder is adopted as the raw material to prepare the binder, the prepared binder and the charcoal powder are uniformly stirred according to the mass ratio of 15: 100, and the mixture obtained by uniformly mixing the binder and the charcoal powder is put into an electric heating constant-temperature drying oven. The binder prepared from the konjac powder is relatively low in cost; by adopting the preparation process, the crystal form of konjac powder particles can be destroyed, so that the molecular chain of the konjac powder can be fully stretched, the micro-surface of a film formed by the gelatinized glue solution is smoother and more compact, thermal stability is also improved to a certain extent, and the biomass charcoal briquette fuel can have relatively good adhesiveness, so that the anti-falling performance of the biomass charcoal briquette fuel is further improved, thus ensuring that the biomass charcoal briquette fuel is not prone to damage in a long-distance transportation process.

The invention provides a testing packing equipment. The testing packing equipment includes an uncoil mechanism and a rewinding mechanism, wherein the rewinding mechanism includes a rewinding frame, a rewinding tensioning set of rolls, a first guide roller, a roll up roll assembly, a second guide roller, a third guide roller and a packing roller, wherein the first guide roller, the roll up roll assembly,the second guide roller, the third guide roller and the packing roller are arranged on the rewinding frame from back to front in sequence.Both of the first guide roller and the second guide roller are connected with an oriented drive unit arranged on the rewinding frame. The roll up roll assembly includes a coil roller and two coil supports,wherein the coil supports are connected with arewinding frame, the internal side face of the coil supports contacts with two end face of the coil roller, the external circle face of the coil roller contacts with the external circles faces of the first guide roller and the second guide roller. Under the condition of no downtime required or disassembly, the testing packing equipment can carry out test or roll changing operation by taking the coil roller in or out the space surrounded by the coil support, the first guide roller and the second guide roller, and the work efficiency is increased.