79results about How to "Expand the scope of the design" patented technology

The invention is a kind of converting mother technology applicable DC / DC step-up and step-down transform, high frequency electric welding, high frequency sensing and heating, brushless direct current engine speed regulation, switch magnetic resistance engine power transform and alternate sensing engine speed-regulation. The main merits are: 1. the application system based on the technology can work in natural zero switch state and has no switch consumption problem; 2. the power element uses the semi-controlled device and it can work without any additional relating circuit; 3. the two or more subsystems with small power, low frequency can be integrated into a larger system with a higher chopping frequency, a larger output power.

The invention relates to a prismatic lens, a prism device and a backlight module thereof, wherein the prism device comprises two prismatic lenses arranged in parallel; each prismatic lens comprises a rectangular substrate; the substrate is provided with an incident plane and an emergent plane which are opposite; and a plurality of parallel micro-prisms are arranged on the emergent plane. The corresponding micro-prisms on the two prismatic lenses are vertically arranged; the range of the included angle between the micro-prism of each prismatic lens and the long side of the substrate is between 1 and 89 degrees. The prism device and the backlight module thereof do not add components and cost and increase the range of the included angle between the micro-prism and the long side of the substrate, thereby improving the design elasticity of the system; and an even surface light source can be obtained to improve facula, interference and other problems.

A sheet (S) for a vehicle having at least a seating region (11) and a seating portion (10) supporting the seating region (11), characterized in that the seating portion is manufactured as an article having an outer part by forming a foamed product of a predetermined shape. The seating portion can be formed together with a back rest portion (20) supporting a back rest region (21). The foamed product preferably comprises one of a PP (polypropylene) bead foam, a PE (polyethylene) bead foam, a PP foam, a PE foam, an AS resin (acrylonitrile / styrene resin) foam, EVA (ethylene-vinyl acetate copolymer resin) and a urethane foam material.

The invention discloses a progressive and multi-focal lens for eyes and a design method thereof. The design method comprises the following steps: adopting a function with adjustable parameters as a contour equation of the progressive and multi-focal lens for eyes, designing the surface curvature radius of the progressive and multi-focal lens for eyes by combining focal power distribution on the meridian and further determining the surface shape of the progressive and multi-focal lens for eyes. The progressive and multi-focal lens disclosed by the invention has the characteristics of large visual range in a near-vision area, short channel and the like and can effectively relieve the visual fatigue of a wearer.

The invention discloses a CoCrFeNiMox high-entropy alloy with a non-equal atomic ratio and a preparation method of the CoCrFeNiMox high-entropy alloy, and relates to the CoCrFeNiMox high-entropy alloy with the non-equal atomic ratio and the preparation method of the CoCrFeNiMox high-entropy alloy. The invention aims to solve the problem that the plasticity of the existing high-entropy alloy is poor, as a result, plastic processing is restricted. The alloy expression is CoCrFeNiMox, x is 0, 2 or 4, and the alloy is prepared from the following raw material components in atomic percent: 0%-20% of Mo, 10%-40% of Co, 10%-40% of Cr, 10%-25% of Fe and 10%-25% of Ni, and the sum of the atomic percent of the components is 100%. CoCrFeNiMox high-entropy alloy is applied to the field of high-entropy alloys.

The invention provides a gravure digital integral printing machine. The gravure digital integral printing machine comprises a rack, an unreeling part, a combination printing unit, a reeling part and an electric control part, wherein the combination printing unit is combined by at least one gravure printing machine embossing unit and at least one digital ink-jet printing machine unit which are mixedly arrayed on a straight line; the unreeling part, the gravure printing machine embossing unit, the digital ink-jet printing machine unit and the reeling part are all electrically connected with the electric control part and are controlled by the electric control part; the gravure printing machine embossing unit and the digital ink-jet printing machine unit are arranged on the rack; and a conveying mechanism used for conveying a printed material to the digital ink-jet printing machine unit after printing of the gravure printing machine embossing unit is arranged between the gravure printing machine embossing unit and the digital ink-jet printing machine unit. The gravure digital integral printing machine with the combination characteristics also uses a one-printing and one-drying scheme of a traditional gravure printing machine; and advantages of capability of overprinting, large reprinting inking amount, wide expanding design range of gravure printing and advantages of three-dimensional beauty, forming rapidness and the like of digital ink-jet printing are integrated by the gravure digital integral printing machine.

The invention relates to a gravure and digital integrated printing machine. The printing machine can combine the advantages of gravure printing and digital ink jet printing and can reduce the defects of the gravure printing and the digital ink jet printing so as to adapt to the technology trend and meet the production requirement. The technical scheme of the printing machine is that the gravure and digital integrated printing machine is characterized by comprising a discharging part, a combined printing unit, a receiving part and an electrical control part; the combined printing unit is formed by combining at least one gravure printing unit and at least one digital ink jet printing unit which are arranged in a straight line; the discharging part, the gravure printing units, the digital ink jet printing units and the receiving part are all electrically connected with and controlled by the electrical control part.

The invention provides a continuous digital gravure overprinting method. The continuous digital gravure overprinting method is characterized by comprising the following steps: (1) unreeling and feeding; (2) detecting the unpeeling tensile force; (3) performing gravure printing; (4) drying; (5) conveying by using a conveying mechanism; (6) performing digital printing; (7) reeling to collect the material, wherein digital registration detection (6-1) should be performed in the digital printing step (6), namely a detecting optical probe acquiring unit is arranged for detecting the digital ink jet position of printing paper so as to judge whether the ink jet position is incorrect; if the ink jet position is deviated, a digital hauling part is used for adjusting the printing paper to reach the correct position; the digital ink jet with the combination characteristics is also combined with a one-time-printing one-time-drying scheme of a conventional gravure printer; the continuous digital gravure overprinting method provided by the invention is capable of integrating the advantages such as overprinting property, large reprinting ink amount, widened design range, three-dimensional beauty of digital ink jet and rapid formation of gravure printing.

The present invention aims to provide a porous membrane comprising a membrane or sheet made of a polymer or inorganic material, characterized by having a large number of pores with a pore size of 0.1 to 100 microns, by using a pulse width of 10-9 seconds or less and The output power at the focus position is 0.001 to 10W ultrashort pulse laser irradiation to form pores, and the present invention also provides a polymer electrolyte membrane having pores filled with a polymer electrolyte. The polymer electrolyte membrane can be made into a thin film form and is highly durable with high strength and reduced fuel gas cross-leakage. This porous membrane can be used as a solid polymer electrolyte membrane to obtain a fuel cell with improved output voltage and current density.

The invention discloses a loading lumped element frequency selection surface, which comprises a dielectric substrate and an inner ring metal patch and an outer ring metal patch closely attached to theupper surface of the dielectric substrate. The inner ring metal patch comprises four first L-shaped metal patches, two adjacent first L-shaped metal patches are provided with gaps, and each gap is provided with a first lumped inductance; the outer ring metal patch comprises four second L-shaped metal patches, and two adjacent second L-shaped metal patches are provided with gaps, wherein two adjacent gaps are provided with lumped capacitors, and the other two adjacent gaps are provided with second lumped inductors. The invention realizes higher miniaturization index and more flexible resonantfrequency point design through lumped components, thereby widening the design range of resonant frequency.

The invention discloses a single-curved strip-shaped power ultrasonic device with a linearly moving imaging probe, which includes an ultrasonic focusing transducer, a supporting structure, a water bladder and an ultrasonic imaging probe, and the ultrasonic focusing transducer is symmetrical through silicon rubber. Sealed on the left and right sides of the supporting structure, the surrounding of the supporting structure is provided with a water bag as a waterproof all-inclusive structure, the gap between the water bag and the supporting structure is filled with coupling agent, the upper part of the supporting structure The surface is an arc-shaped single curved surface, and a square through hole is arranged at the center of the support structure, and the ultrasonic imaging probe is placed in the through hole. The transducer of the present invention scans into a plane, the focus area is concentrated, and the treatment plane and the imaging plane of the imaging probe are just on the same plane; at the same time, the distance between the imaging probe and the patient's body is relatively close in the present invention, which is conducive to ultrasonic imaging and can improve the treatment process. image clarity.

The invention discloses a progressive multi-focus ophthalmic lens and a design method thereof. Using a function with adjustable parameters as the contour line equation of the progressive multifocal ophthalmic lens, combined with the power distribution on the meridian, the surface curvature radius of the progressive multifocal ophthalmic lens is designed, and then the surface shape of the progressive multifocal ophthalmic lens is determined . The progressive multi-focal ophthalmic lens provided by the invention has the characteristics of large visual range in the near area and short channel length, and can effectively reduce the visual fatigue of the wearer.

The invention provides a processing method and device for wrapping composite mixed-segment-colored filament yarn and the filament yarn. By using filament yarn in different colors as the raw material and adopting a hollow ingot wrapping compositing technology, the composite yarn with the segment color characteristic of irregular 'pure color and mixed color' and 'mixed color and mixed color' is obtained. By means of the technology, the varieties and designs of the filament yarn and fabric made from the same can be increased, and the design range of the filament yarn fabric can be expanded. The structure and performance of the resultant yarn are different from those of segment-colored yarn produced through a short fiber color spinning method, the segment color control technology is simple, adjustment of the varieties and designs is convenient and flexible, and diverse combination modes are achieved; when the obtained yarn serves as warp for weaving, sizing is not needed, fabric dyeing isnot needed, and only finishing is needed. Compared with mixed-colored yarn processed through cabling, wrapping compositing and other technologies, the filament yarn has the most remarkable advantage that a segment color effect of irregular distribution is achieved. The fabric is more vivid and lively in style. The technology adapts to a wide range of raw materials and can be used for combining allkinds of filament yarn to develop the composite filament yarn meeting different quality, performance and function requirements for production of knitted fabric and woven fabric.

The invention relates to a connecting coil welding technique for a stator bar of a large or middle synchronous generator, the technique is characterized in that: the technique comprises the following steps: 1. upper joints of coil bars are welded: (1) the splint of a clamping device is stretched into a part where a lower layer coil is connected with a connecting plate, the splint is stressed, water and power are put through and the connecting plate and the lower layer coil are welded; (2) the splint of the clamping device is backed to the part where an upper layer coil is connected with the connecting plate, the splint is stressed, water and power are put through and the connecting plate and the upper layer coil are welded; (3) connecting coils of all coil slots and interelectrode connecting coils are welded according to the steps (1) and (2) in sequence; 2. lower joints of coil bars are welded according to the step (1). The technique provided by the invention can extend design range of motor windings, reduce the amount of stator winding copper materials and insulation materials, save lots of silver solder, improve welding quality and reduce overall cost of units.

The invention discloses a method for realizing SiC epitaxial curve-shaped doping distribution. A chemical vapor deposition growth technology is used as a basis, and piecewise linear fitting is carriedout on the curve distribution; the carbon-silicon ratio of the growth source and the gas inlet end is fixed, linear change of the flow of the doping source along with time is achieved through a massflow meter, linear distribution of the doping concentration in each interval section is achieved, and finally distribution of the curve-shaped doping concentration in the whole epitaxial layer is achieved through multi-section linear doping concentration change combination. According to the method, the epitaxial wafer with special curve-shaped doping concentration distribution can be realized, thedesign range of the epitaxial structure of the device is expanded, and the popularization value is relatively high.

The invention discloses a hyperboloid strip-shaped power ultrasonic device with a linearly moving imaging probe, which includes an ultrasonic focusing transducer, a supporting structure, a water bladder and an ultrasonic imaging probe, and the ultrasonic focusing transducer is symmetrical through silicon rubber. Sealed on the left and right sides of the supporting structure, the surrounding of the supporting structure is provided with a water bag as a waterproof all-inclusive structure, the gap between the water bag and the supporting structure is filled with coupling agent, the upper part of the supporting structure The surface is an arc-shaped hyperboloid, and a square through hole is arranged at the center of the supporting structure, and the ultrasonic imaging probe is placed in the through hole. The transducer of the present invention scans into a plane, the focus area is concentrated, and the treatment plane and the imaging plane of the imaging probe are just on the same plane; at the same time, the distance between the imaging probe and the patient's body is relatively close in the present invention, which is conducive to ultrasonic imaging and can improve the treatment process. image clarity.

A full-three-dimensional inward turning air inlet channel reverse design method based on the curved shock wave theory comprises the following steps of: 1) specifying full-three-dimensional incident shock waves in a full-three-dimensional reference flow field according to design requirements; 2) dispersing the full-three-dimensional incident shock waves into a series of reference planes, and solving a corresponding full-three-dimensional internal contraction basic flow field by utilizing a curved shock wave theory according to a full-three-dimensional incident shock wave angle, a shock wave curvature and a wave back parameter; 3) designing a full-three-dimensional inward turning air inlet channel outlet section, and performing streamline tracking in the full-three-dimensional internal contraction basic flow field in the step 2) to obtain a hypersonic speed full-three-dimensional inward turning air inlet channel compression profile, wherein the cross section is elliptical or quasi-rectangular; and 4) geometrically constructing a hypersonic speed full-three-dimensional inward turning air inlet channel on the basis of the full-three-dimensional inward turning air inlet channel compression profile in the step 3): according to the outlet area requirement, equally straightening or expanding and stretching a shoulder molded line to obtain a full-three-dimensional inward turning air inlet channel isolation section, and obtaining the full-three-dimensional inward turning air inlet channel based on the curved shock wave theory in the designed flight state.

The invention provides an air cylinder of a compressor, the compressor, an air conditioner with the compressor and a heat pump water heater with the compressor in order to increase the discharge capacity of the compressor under the condition that the outer circumferential size of the air cylinder is unchanged. A slip sheet groove, an air suction port and an exhaust port are formed in the air cylinder of the compressor, provided by the invention, the air suction port and the exhaust port are arranged at two sides of the slip sheet groove, the air cylinder comprises an inner circumference and an outer circumference, and the circle center of the inner circumference is deviated from the circle center of the outer circumference. Due to the eccentric arrangement of the circle centers of the inner circumference and the outer circumference, the limit of the internal to external diameter ratio of the air cylinder to the discharge capacity design is overcome, and the design range of the discharge capacity is widened.

The invention relates to the field of metal material rolling processing and particularly discloses a method for carrying out warming, rotary rolling, fragmentation and spheroidization on a second phase in magnesium alloy. The method comprises the following steps: S1, carrying out earlier stage thermal insulating treatment; S2, carrying out single-pass fragmentation on the second phase; and S3, carrying out warming and rotary rolling on the second phase. According to the method, warming four-pass rotary rolling is utilized, and clockwise 90-degree rotation is realized each pass, so that the situation that the second phase is cured in a multidirectional manner is ensured, and submicron order second phase also can separate out dynamically; and in addition, high-density dislocation is introduced during first-pass low temperature rolling to promote dynamic recrystallization and realize the purpose of refining grain during the following warming rolling process; and moreover, the submicron order second phase and fine grain structures improve the strengthening and processing hardening capacity and improve the strength and plasticity simultaneously.

An electronic paper display device comprises an electronic paper display screen and a drive electrode device, wherein the paper display screen comprises base materials, a common electrode layer, an electrophoresis layer and a sealing layer, the drive electrode device comprises a control circuit and a plurality of matrix electrodes which are arrayed in a shape of a matrix, the control circuit is provided with a common electrode, the drive electrode device further comprises a common electrode connecting component connected with the common electrode and the common electrode layer, and the control circuit is used for outputting signals to the matrix electrodes and enabling a drive electric field to be imposed on the electrophoresis layer to form images. Due to the fact that the electronic paper display screen is not provided with a thin film transistor (TFT) film, cost of the electronic paper display screen is greatly reduced, at the same time, the electrode matrix replaces the TFT film to be a drive, scope of design of drive voltage is expanded, cost of driving a TFT circuit is reduced, cost of electronic elements is reduced, when bad problems of the drive circuit device occur, the drive circuit device can be changed directly.

The invention discloses a direct-writing forming based preparation method for a multielement ceramic functional gradient material, and belongs to the technical field of additive manufacturing. The technical problem to be solved in the invention is that there is no proper direct-writing forming technology for preparing the multielement ceramic functional gradient material. The preparation method comprises the following steps: separately injecting different ceramic slurry into multiple layers of coaxial feed cylinders; independently controlling each layer of the feed cylinders to perform extrusion in a direct-writing forming process, thereby obtaining multielement ceramic functional gradient material blanks; and freeze-drying, and vacuum-sintering to obtain the multielement ceramic functional gradient material. A compounding way of multielement materials can be adjusted, so that control on functional gradient of the ceramic materials is realized, and a design range of the ceramic functional gradient material is increased.

The invention relates to the technical field of software systems for door and window design, and further discloses a door and window design system based on the double linked list algorithm. The systemcomprises a door and window industry market research and any closed polygonal prefabricated wall body, the content of the door and window industry market research comprises a window type style, an opening style, a material structure, a performance style, a color style, an accessory style, a glass style and the like, market research information is summarized, then the information is summarized through the research information to establish a classification library, and the classification library is defined and priorities are defined. According to the door and window design system based on a double linked list algorithm, the design range of the door and window system is effectively expanded, the application range of the door and window design system is expanded, a designer can visually and effectively observe the overall design style of the door and window and replace and modify the style, the drawing design requirements of related operation designers are effectively reduced, and therefore the cost input of door and window planning design is effectively reduced.

A method for winding nongeodesic of ring form gas cylinder includes confirming accurate ring model first, confirming stable boundary condition of winding as per definition of nongeodesic to obtain model of nongeodesic line form, obtaining surface yarn doffing point of ring core model as per said line form and converting out yarn leaving point then generating leaving point track of yarn winding on surface of said model generating digital control code according to yarn leaving point track, carrying out fiber-winding on surface of ring core model by digital controlled winder according to digital control code.

The invention relates to an ionic liquid antibiotic drug property prediction method based on transfer learning and a graph neural network and a high-throughput screening platform. The method comprises the following steps: firstly, collecting minimum inhibitory concentrations of organic molecules and ionic liquid to germs from a public database and literatures, and respectively taking the minimum inhibitory concentrations as a data set for pre-training and a data set for final training; pre-training the single image input model by adopting data of organic molecules; pre-training model parameters are transplanted into the multi-graph input model through a transfer learning method; training the multi-graph input model by using the data of the ionic liquid to obtain an ionic liquid antibacterial performance prediction module; a theoretical structure library of the ionic liquid is constructed; and performing antibacterial property prediction on the ionic liquid in the theoretical structure library through a prediction module, and finally screening out an ionic liquid structure with excellent antibacterial property. According to the method, the problems of small data volume and deep learning prediction of a complex ion structure-drug relationship are solved, and high-throughput screening of novel ionic liquid antibiotics is realized.

The invention relates to a high-frequency modulation motor position detection device, which at least comprises a high-frequency excitation circuit, a sensing element and a demodulation and calculation circuit, and is characterized in that the high-frequency excitation circuit realizes narrowband alternating voltage excitation of a specific carrier frequency of the sensing element; the sensing element at least comprises a transmitting coil, a receiving coil and a feedback coil, the transmitting coil and the receiving coil are fixedly connected with a motor stator, the feedback coil is fixedly connected with a motor rotor, and the transmitting coil, the feedback coil and the receiving coil work in a resonance state under the action of specific carrier frequency narrow-band alternating voltage excitation; and the demodulation and calculation circuit detects a resonance voltage signal of the receiving coil to realize demodulation of a motor position signal. Compared with the prior art, the invention makes full use of the technical characteristics of high-frequency modulation, and has the advantages of small switching loss of a high-frequency excitation circuit, large load impedance range in the optimal working state, good frequency selectivity of a sensing element, strong anti-interference performance, high high-frequency processing speed of a demodulation and calculation part, good noise immunity and the like.

The invention discloses a waste edge mechanism of a loom. The waste edge mechanism comprises a heald frame piece sliding groove, a heald frame piece, a heald frame piece support foot, a heald frame transmission shaft and a transmission mechanism. The waste edge mechanism is specially used for the loom GA747, and the overall performance of the loom is improved; after the independent waste edge mechanism, two heald frames are not needed to be reserved to knit a waste edge and wring the edge, in another word, the two heald frames are added on the previous basis, and the design range of a fabric tissue is broadened; for knitting broadwise elastic fabrics, the independent waste edge mechanism can effectively prevent loop weft; four heald frames in the waste edge mechanism are replaced with two heald frames, the waste edge mechanism is directly changed to be a plain weave opening mechanism, and besides, the plain weave opening mechanism belongs to an active type opening mechanism; the waste edge mechanism is simple in structure, steady and reliable in operation and capable of being used for production of a high-speed loom and knitting plain weave fabrics with less total warp roots.