38results about How to "No adverse stimulation" patented technology

The invention provides an underground highway tunnel fire disaster experiment simulating device adopting a vertical shaft to carry out natural smoke extraction. The device comprises a main experiment table body and a matched measuring and controlling system. The experiment device serves as a small-sized experiment table which is specially used for carrying out comprehensive system researches on heat release rates, smoke movement, fire disaster detection and putting-out and the like in a fire disaster of an underground highway tunnel adopting the vertical shaft to carry out the natural smoke extraction. On the basis of previous experience, the device disclosed by the invention overcomes the defects of high cost of a full-sized experiment and inaccuracy of a numerical value simulating tool, and also guarantees the repeatability of experiments, thus having great application values on implementing a laboratory scientific research and simulating tests of actual tunnel smoke control, vertical shaft smoke extraction effects, and a detection and putting-out system. Therefore, the device disclosed by the invention has wide application prospect and important actual guiding meanings on the smoke control, the design of the detection and putting-out system, and test evaluation and research of the fire disaster of the underground highway tunnel adopting the vertical shaft to carry out the natural smoke extraction.

The invention relates to a subway carriage fire experiment table. The experiment table is same as a practical subway carriage in structure and is respectively provided with a door and a window at the left and the right; for the length, two ends of the experiment table are respectively provided with a front end door and a rear end door; the top inside the carriage experiment table is uniformly distributed with over three temperature probe strings inside the carriage; the upper part of the front end door is respectively provided with a temperature probe string, a speed probe string, an oxygen concentration probe and a monoxide concentration probe; one side of the exterior of the front end door is provided with a staff gauge; the middle-upper part inside the carriage experiment table is provided with an oxygen concentration probe and a monoxide concentration probe; and a camera system is arranged outside the window at one side of the experiment table. The experiment table is a large experiment table which first comprehensively and systematically researches heat release speed, smoke movement, fire detection and saving and the like of subway carriages, overcomes scale reduction and experiment error caused by a partial model experiment table, and ensures the repeatability of experiments.

The invention provides a stairwell fire simulation experimental apparatus of super high-rise buildings. The experimental apparatus comprises an experimental apparatus body, a pressurized air supply system, and a supporting measurement and control system. The experimental apparatus body comprises a stairwell, a front chamber and a room construction structure which are corresponding with actual multi-story buildings or super high-rise buildings and are undersize; and the experimental apparatus body is built by steel tubes and formed by welding and sealing steel plates, and refractory glass is adopted for the front face and the right side face. The air output of the pressurized air supply system can be adjusted, thus being capable of fully carrying out studies on a series of fundamental theoretical problems and practical engineering problems in fume flow and control of the super high-rise buildings; a large number of high-temperature glass viewing windows and aided viewing systems are adopted in the experimental apparatus, thus being capable of clearly observing the real-time phenomenon of the fume movement; and a methanol plus incense coil missing fume mode is adopted for fire source selection, thus ensuring safety and cleanness during the whole experimental process and being capable of actually simulating real fire. The stairwell fire simulation experimental apparatus of super high-rise buildings has wide application prospect in design and test evaluation of the fire pressurized air supply system of the super high-rise buildings.

The invention provides a subway station fire experiment simulation device which comprises an experiment table main body, a ventilating system and a matching measurement and control system. The simulation device is a small-size experiment table for comprehensive and systematic research special on heat release rate, flue gas movement, fire detection and extinguishment and the like of subway station fires, overcomes the shortcomings that full-size experiments are high in cost and a numerical simulation tool is not accurate enough on the basis of previous experiments, guarantees repeatability of the experiments, and is of great application value and important guiding significance in carrying out laboratory science studies, practical subway station flue gas control and smoke removal, detection and extinguishment system simulation tests.

Production of quaternary ammonium salt is carried out by taking monobasic alcohol C10-C22 as reacting medium, adding compound with structural formula R4X into nitrilebase, and obtaining product. Its advantages include safe transportation and store, no poor stimulus for human body, easy dispersion in cool water, and convenient formulation.

An antalgic Chinese medicine in the form of exterior-applied spray for treating soft tissue injury and periomethritis without toxic by-effect to liver is prepared from liquor and 16 Chinese-medicinal materials including Sichuan aconite root, myrrh, Chuan-xiong rhizome, rhubarb, etc.

The invention discloses a pure traditional Chinese medicine preparation for prompting rapid growth of pigs. Each part of preparation comprises fried astragalus root, codonopsis pilosula nnannf, roasted bighead atractylodes rhizome, angelica, radix rehmanniae preparata, cimicifugae foetidae, spina date seed, roasted hovenia dulcis, bunge cherry seed, desertliving cistanche, platycodon grandiflorum, fructus cannabis, peach kernel, almond, pinenut kernel, chrysoidine and radix trichosanthis. The invention further discloses a preparation method and an application method of the traditional Chinese medicine preparation. The traditional Chinese medicine preparation has the functions of tonifying qi, engendering liquid, lubricating the intestines, prompting digestion, calming and soothing the nerves, the traditional Chinese medicine preparation mainly improves the digestion function of animal bodies on feed to increase the nutrient substances absorbed by the animal bodies, reduces the movements of the animals and locates the animals at quiet and comfortable states to reduce energy consumption and make more nutrient substances in the animal bodies to participate in an anabolic reaction in the animal bodies so as to reduce the feed conversion ratio while improving the growth speed of the pigs. The application method of the preparation is simple and convenient to operate and is free of unfavorable stimulation on the pigs. The preparation is applied in the application method to ensure an excellent treatment effect and is an excellent pure traditional Chinese medicine preparation for prompting pig growth.

The invention discloses a pain-relieving medicine liquor for external application and a preparation method and a preparation device thereof. The preparation method comprises the following steps of selecting of materials, primary crushing, soaking, primary boiling, filtering, secondary crushing, secondary boiling, mixing again, and disinfecting. The preparation device comprises a mixing and boilingmechanism and six crushing mechanisms, wherein the crushing mechanisms are uniformly distributed at the edge of the top part of the mixing and boiling mechanism along the circumference direction; a stirring mechanism is vertically arranged at the center of the top part of the mixing and boiling mechanism. The pain-relieving medicine liquor has the advantages that the effect is quickly taken, andany toxic or side effect to the liver is avoided; the pain-relieving function is realized, the treatment function is also realized, the poor irritation to skin is avoided, the pain-relieving effect isobvious, and the pain-relieving function is obvious; compared with the oral pain-relieving medicines and injection pain-relieving medicines, the convenience in use is realized, the process of the preparation method is simple, and the good guarantee is provided for the quality of the pain-relieving medicine liquor; the preparation device can be combined with the preparation method, the use requirement of each step in the whole preparation method can be met, the preparation efficiency of the pain-relieving medicine liquor is greatly improved, and the safety and quality of the pain-relieving medicine liquor are guaranteed.

The invention discloses bandage for diminishing inflammation and stopping bleeding of an injury and a preparation method thereof. The bandage is prepared from the following main raw materials in parts by weight: 24-30 parts of polyurethane prepolymer, 4-7 parts of root of pseudo-ginseng, 8-12 parts of rhizoma typhonii, 4-8 parts of notopterygium root, 5-10 parts of dandelion, 10-13 parts of barberry root or stem, 6-9 parts of Radix Sanguisorbae, 8-11 parts of Japanese beauty-berry leaf, 5-10 parts of catechu, 6-9 parts of cacumen biotae, 10-14 parts of rhizoma bletillae and a proper amount of defoaming agent. The bandage has no toxic or side effect, good air permeability, strong moisture absorption, no negative stimulation on human bodies and excellent biocompatibility, has effects of stopping bleeding, sterilizing, diminishing inflammation, relieving pain, diminishing swelling, promoting granulation and the like, can be used for quickly stopping bleeding so as to relieve pains of patients, prevent muscle contraction and injury infection, accelerate healing and improve swelling. The bandage is convenient for movement of bones at the injury position, is beneficial to function recovery, is comfortable for patients, and is convenient to use.

The invention discloses a novel high effective emulated lubricant, which is a gelatinous liquid prepared from 10 per cent to 20 per cent medical glycerol, 0.7 per cent to 1.0 per cent of thickener containing Carbomer 910NF, 0.4 per cent to 0.6 per cent disinfector containing chlorhexidine gluconate and water (the percentages are mass percentages) and the PH value is regulated to between 6.5 and 7.0 by triethanolamine. The thickener contains sodium polypropylene, the disinfector contains triclosan and methyl isothiazolone (Kathon). The invention is a water soluble lubricant, and compared with other lubricant, the invention has the advantages that the lubricating property of the invention is better than lubricants with other oily base; the lubricant can be mutually soluble with the secretion of human body and does not cause discomfort to skin and can be easily cleaned, and produces a good feeling to human body by the effect similar with human body secretion.

The invention provides a preparation method of molten aluminum. The preparation method comprises the following steps of A, placing an aluminum material in a crucible for heating and melting, and heating to 700 - 710 DEG C to obtain molten liquid; B, adding a fluxing medium into the molten liquid, and carrying out uniform stirring; C, removing scum; D, continuously introducing inert gas into the molten liquid while stirring the molten liquid by using a stirrer, and adding 0.15 - 0.25% mass ratio of a refining agent and 0.01 - 0.016% mass ratio of strontium into the molten liquid; E, stopping stirring after the stirring time of the stirrer reaches a first preset time, and removing the scum; and F, after the molten liquid is heated to 720 +/-10 DEG C, carrying out standing according to secondpreset time, and obtaining the final molten aluminum. When the method is used for preparing the molten aluminum, potential safety hazards and production cost can be reduced.

The present invention discloses a rare earths nano titanium film electric heating tube. It features said rare earths nano titanium film consisting of powder mixture and adhesives solution, wherein powder mixture including rare earth element 25-30 per cent, titanium oxide 5-35 per cent, high temperature pigment 5-35 per cent, and fusion cake 25-30 per cent. In said film composition, powder mixture 25-30 per cent and adhesives solution 70-75 per cent is stirred uniformly, through high temperature PVD technology, compounding on heating tube surface to form complex film, then through drying sintering solidification to obtain said invented film. Above-mentioned rare earths nano titanium film electric heating tube has high thermal efficiency and good using effect.

The invention discloses a novel scarf fabric which comprises a surface contact layer and a lining heat preservation layer. The surface contact layer is arranged on the surface of the lining heat preservation layer. The surface contact layer is formed by blending and weaving, by weight, 43% to 51% of silk fibers and 49% to 57% of bamboo fibers. The lining heat preservation layer is made of wool fibers. In this way, the surface of the novel scarf fabric contains silk ingredients, is smooth and glossy in touch feeling, and has no harmful stimulation on the skin; the lining of the novel scarf fabric is made of wool materials, so that the heat preservation performance is good, and a scarf made of the novel scarf fabric is good in adaptability.

The present invention discloses one kind of permeation promoting matrix for plaster and its preparation process. The permeation promoting matrix consists of glycerin 18-30 weight portions, carfobol resin 1.5-4 weight portions, vegetable gum 0.5-3.5 weight portions, gelatin 1-4.5 weight portions, distilled water or deionized water 10-36 weight portions, sodium 0.1-2.4 weight portions, alcohol 0.6-3.6 weight portions, camphor 0.1-2 weight portions, laurocapram 0.2-1 weight portions. The permeation promoting matrix of the present invention has great medicine carrying capacity, high transdermal effect, high air permeability, high affinity to various kinds of medicine, comfort, stable property and other advantages, and is suitable for industrial production of Chinese and Western medicine plasters.

The invention provides a specific yolk immunoglobulin composition and a preparation thereof, belonging to the field of medicines. The specific yolk immunoglobulin composition is prepared with six pathogenic bacteria, i.e., Acinetobacter baumannii, Staphylococcus aureus, Escherichia coli, Pseudomonas aeruginosa, Candida albicans and Group-A Streptococcus, as antigens. The specific yolk immunoglobulin composition has good killing effect on Acinetobacter baumannii, solves the problem of pan-drug resistance of Acinetobacter baumannii and exerts better killing effect on the other five common concurrent pathogenic bacteria, so remarkable inhibition effect is performed on the growth of the pathogenic bacteria. The specific yolk immunoglobulin composition has good specificity, can specifically kill pathogenic bacteria, does not affect micro-ecological balance, is free of residues in human bodies and free of drug resistance and bad irritation, and has safety and broad application prospects.

The invention provides a high-length-diameter-ratio tricalcium phosphate artificial bone meal bone repair material and a preparation method thereof. The artificial bone meal bone repair material is rodlike tricalcium phosphate particles, and the surface of the artificial bone meal bone repair material is of a porous structure with mutually communicated pore channels; the diameter of the artificial bone meal bone repair material is 20-40nm, and the length of the artificial bone meal bone repair material is 50-100[mu]m. The bone repair material is of a rodlike porous structure, and has good plasticity on the basis of having certain mechanical strength, so that the bone repair material can be suitable for repairing various bone injury parts and irregular bone defect parts, and is convenient to use and good in biocompatibility. According to the preparation method, the length and diameter of the bone repair material can be changed by changing the pH of a mixed solution of soluble calcium salt and phosphate, the reaction time and temperature, the calcium/phosphorus molar ratio and other conditions, so the high-aspect-ratio tricalcium phosphate artificial bone meal with different aspect ratios is obtained; the method is mild in reaction condition, simple in preparation process, high in yield, and facilitates the industrial production.