35results about How to "Mass-produced" patented technology

The invention relates to the technical field of civil-defense target camouflage and discloses a counterfeit planar 3D false target and a device and method for counterfeiting the counterfeit planar 3D false target, which are applicable to the civil-defense target camouflage. The device adopted by the method for counterfeiting the counterfeit planar 3D false target comprises a scene collection device, an image processing device and a spray-painting device, wherein the electrical signals of the scene collection device are transmitted to the image processing device and the spray-painting device through cables. The device provided by the invention can simulate the mode of the 3D false target of various scenes and counterfeit the damaged scenes which are difficult to simulate for a traditional false target and various complex targets, has the characteristics of simple structure and quickness in counterfeiting, and can perform lot production. The counterfeit planar 3D false target comprises a 3D false target main body and anchoring devices, which are connected, is convenient to unfold and pack up, and can meet the requirements of quickly creating a false impression.

A high aspect ratio ultramicro tungsten electrode array and a preparation method thereof. The preparation method comprises steps of: first manufacturing copper splints, front baffles, side baffles and a pedestal; fixing the front baffles, the copper splints and the pedestal together; threading tungsten filaments through the front baffles respectively, placing two ends of each tungsten filament in grooves of the copper splints, and binding and fixing the tungsten filaments in the grooves at backs of the copper splints; fixing the copper splints respectively and repeatedly to prepare an m*n tungsten filament array; fixing the side baffles and the pedestal to form a cavity with the front baffles; casting epoxy resin into the cavity, solidifying and trimming the tungsten filaments; and dismounting the side baffles, the copper splints, the front baffles and the pedestal successively to obtain the high aspect ratio m*n ultramicro tungsten electrode array. Compared with other tungsten electrode arrays prepared by other methods, the ultramicro tungsten electrode array prepared by the method of the invention has characteristics of high aspect ratio, high precision, adjustable array, low costs and suitability for batch production.

The invention discloses a method for processing a solar cell piece, comprising the following steps: S1, providing a solar cell piece, wherein the solar cell piece comprises a silicon substrate, a first silicon thin film layer formed on a first main surface of the silicon substrate, and a second silicon thin film layer formed on partial surface of a second main surface of the silicon substrate andthe side surface of the silicon substrate; S2, using a chemical oxidation process to form a first protection layer on the first silicon thin film layer and to form a second protection layer on the surface of the second silicon thin film layer and on the surface, not forming the second silicon thin film layer, of the second main surface; S3, using a first etching solution to remove the second protection layer; S4, using a second etching solution to remove the second silicon thin film layer; and S5, using the first etching solution to remove the first protection layer so as to form a solar cellpiece with a silicon thin film on a single face. According to the method, a pure chemical method is adopted to realize single-side etching of the silicon thin film of a winding surface, and the process is simple and is not limited by the thickness of the silicon thin film.

The invention relates to the field of traditional Chinese medicinal preparations, and concretely provides a blood pressure reducing electuary, and a preparation method and an application thereof. The blood pressure reducing electuary comprises, by weight, 30-45 parts of celery, 20-25 parts of lavender, 10-15 parts of hawthorn fruits, 5-10 parts of Medicago sativa Linn and 10-15 parts of chrysanthemum flowers. The blood pressure reducing electuary prepared through reasonable compatibility of above raw medicines has the advantages of good medicine effects, short treatment period, difficulty in rebounding, and no side effects, can be used for treating hypertension and secondary hypertension, also has a very good treatment effect on coronary heart disease, diabetes, arteriosclerosis, hepatopathy and other hypertension complications, and also has the efficacy of clearing heat and discharging internal heat, relaxing muscles and tendons and stimulating blood circulation, invigorating brains and tranquillizing mind, improving immunity, and clearing heart heat and improving eyesight. The raw materials perform respective efficacy, further enhance the curative effects, and have a better hypertension treatment effect than present medicines.

The invention discloses a surface-mounted piezoelectric micropump and a manufacturing method thereof. The manufacturing method comprises the following steps that firstly, five substrates are prepared,and the substrate one to the substrate five are sequentially arranged from top to bottom; ducts and cavities of the five substrates are designed and machined according to the structural characteristics of the micropump; the first substrate forms a top cover, and the second substrate to the fifth substrate are stacked and bonded together to form a pump body; a metal seed layer is deposited on theinner wall of a metal through hole of the pump body, and the corresponding metal is deposited through an electroplating process to fill the metal through hole to form a conductive channel; required patterned metal layers are manufactured on the bottom surface of the top cover and the top surface and the bottom surface of the pump body correspondingly; a piezoelectric vibrator, a top electrode andan insulating layer are sequentially formed on the top surface of the pump body; and finally, the top cover and the pump body are welded together. The method is simple in machining, easy to realize, high in machining precision and capable of being produced in batches at low cost, and the prepared piezoelectric micropump has the characteristics of small volume, light weight, integrated packaging interfaces and large output flow, and is suitable for closed fluid circuits.

The invention relates to an iron carbide composite titanium monoxide nanoparticle photo-thermal catalyst and preparation thereof. The preparation comprises the steps: firstly mixing P25, PAN, DMF andferric nitrate and drying and then calcining for 4 hours at the temperature of 800-850 DEG C in an ammonia atmosphere, and taking out the sample and grinding into powder to obtain the iron carbide composite titanium monoxide nanoparticle photo-thermal catalyst. The catalyst has a wide light absorption range, high methane yield, low resistivity, rapid carrier transfer capability, high photon-generated carrier separation capability, low carrier recombination rate, good carbon dioxide reduction high cycle stability and the like and is used for photothermal catalysis of carbon dioxide to reduce methane, and has a maximum rate of 37.67 [mu] mol.g <-1 >. H <-1 >. The preparation method is simple to operate and low in cost, and the used raw materials are non-toxic and accord with the production concept of environmental protection.

The invention discloses an ink printing preparation method of a photo-assisted thermoelectric device. The method comprises the steps of mixing an adhesive, a diluent, an N-type or P-type thermoelectric material powder to obtain N-type thermoelectric ink and P-type thermoelectric ink; printing the N-type or P-type thermoelectric ink on a substrate, drying the N-type or P-type thermoelectric ink, and then printing P-type or N-type thermoelectric ink on the substrate; after the substrate with the printed thermoelectric ink is solidified, connecting the N-type thermoelectric ink and the P-type thermoelectric ink in series by a conductive material in order to form a thermoelectric generation unit; and covering the thermoelectric generation unit with two or more light-absorbing materials having different absorptivity to obtain the final photo-assisted thermoelectric device. The prepared photo-assisted thermoelectric device comprises a substrate, a thermoelectric generation unit covering the substrate, and a photo-thermal conversion unit covering the thermoelectric generation unit. The invention provides a photo-assisted thermoelectric device based on ink printing, which can simultaneously collect light energy and heat energy, can be subjected to mass production and has low cost.

The invention discloses a tubular stent and a preparation method and application thereof. The tubular stent comprises a hollow gelatin inner layer and a poly-L-lactic acid layer wrapping the outer surface of the gelatin inner layer. The poly-L-lactic acid layer comprises 2 to 7 poly-L-lactic acid sub-layers. The tubular stent provided by the invention has a bionic structure and excellent mechanical properties, the inner layer and outer layer structures of the tubular stent are similar to the epithelial layer and smooth muscle layer of a natural urethra, and the tubular stent shows J-shaped mechanical reaction characteristics and radial elasticity of the urethra of a young male life body; the gelatin inner layer of the tubular stent is prepared by adopting a solution blow-molding spinning method, and then the poly-L-lactic acid layer of the tubular stent is prepared by adopting a dipping spinning method, so that the preparation method is simple and efficient, and has the advantage of batch production; the tubular stent can be widely applied to preparation of materials for treating urethral injury diseases of young males.