32results about How to "Realize free regulation" patented technology

The invention belongs to the technical field of semiconductor optoelectronic materials, and in particular relates to a BeZnOS compound semiconductor material, its preparation method and application. The BeZnOS material provided by the present invention is a quaternary compound semiconductor material obtained by solid solution of BeO and ZnS in a certain proportion. Through the synergistic effect of compound substitution of Be and S, not only can the bandgap of ZnO be adjusted more freely, but also play a role Increase the solubility of the substituting elements Be and S in ZnO and eliminate the effect of mutual restraint between the band gap of the solid solution and the adjustment of the lattice constant. The BeZnOS quaternary compound is a wide bandgap semiconductor with freely adjustable bandgap, and can be used for light-emitting devices or photodetection devices in ultraviolet to solar blind regions. The BeZnOS compound semiconductor material provided by the invention can be grown by various methods such as pulse laser deposition, magnetron sputtering, electron beam evaporation, etc., and the equipment and operation process are simple. The BeZnOS single crystal thin film material provided by the invention is successfully synthesized for the first time in the world, and has very important significance for the development of ZnO-based optoelectronic devices with adjustable wavelength.

The invention discloses a preparation method for a monodisperse porous silicon dioxide ball material. The preparation method comprises the following steps: (1) dissolving a surfactant and a catalyst into water, and stirring at a high speed to obtain a clear solution; dissolving a silicon source into an organic solvent to obtain an organic solution; adding the organic solution into the clear solution to form an oil-water mixed-phase system; (2) reacting the oil-water mixed-phase system in a temperature being 40-80 DEG C to obtain a monodisperse nanoball; and (3) removing the surfactant in the monodisperse nanoball to obtain the monodisperse porous silicon dioxide ball material. According to the preparation method disclosed by the invention, an oil-water two-phase mixing and dissolving reaction system is adopted, and the pore diameter of the inorganic silicon dioxide silicon ball is as high as 70 nm as a result of the chambering effect of the organic phase. Meanwhile, the pore diameter of the inorganic silicon dioxide silicon ball is controlled, so that the pore diameter can be freely controlled within 15-70 nm.

The invention discloses a preparation method of a monodisperse mesoporous silica nano-sheet material. The preparation method comprises the following steps: (1) dissolving a surfactant and a catalyst into water, adding an organic solvent, and adding a silicon source to form a new mixed phase system; (2) reacting the new mixed phase system at a temperature of 10-60 DEG C to obtain a monodisperse mesoporous silica nano-sheet; and (3) removing the surfactant from the monodisperse mesoporous silica nano-sheet.

The invention discloses an intelligent puppet stage. A displayer is arranged above the rear end of a base, a computer host is arranged in one corner of the base, transverse guide rails are arranged in the base, a sliding module is arranged in each transverse guide rail, a motor is arranged at one end of each transverse guide rail, a puppet is arranged on each sliding module, a motor is arranged at one end of each transverse guide rail and controls the corresponding sliding module and the corresponding puppet to move, and the motors are connected with the computer host through numerical control lines; a support is arranged above the base, and a row of lamps is installed below a cross rod of the support. By transforming a traditional puppet stage intelligently, intelligent service can be provided through control and adjustment of a computer, unlimited control over the puppets, props and plot scenes on the stage can be achieved freely by conducting errorless calculation and analysis on the whole stage, so that errors caused by traditional manual work in actual operation are reduced, and refreshing viewing experience can be brought to audience efficiently with the scientific and intelligent instruction method.

The invention discloses an intelligent adjustable operation bed for hair transplantation. The operation bed comprises a base, a lifting pillar and a bed sheet, wherein the base is connected to the bed sheet by the lifting pillar; a bedding layer is disposed on the upper surface of the bed sheet; the bed sheet is successively divided into a head plate, a back plate, a seat plate, a leg plate and a foot plate; the head plate, back plate, seat plate and leg plate are connected by overturning shafts; a slide rail is disposed under the bed sheet; the slide rail is linked up with a pulley on the lifting pillar; a lifting oil cylinder is installed in the lifting pillar; the lifting oil cylinder comprises a baseplate, an inner cylinder body, an outer cylinder body, a piston, an output shaft, a seal cover and a protective cover; and the lifting oil cylinder is connected to a control box. According to the invention, the head plate, back plate, seat plate and leg plate are rotationally connected by the overturning shafts, so the height of a patient's position can be adjusted according to actual demands, and a seat shape can be folded through folding. In this way, the bed sheet can be adjusted at will; an optimum operation position can be provided for medical workers; and the comfort degree is high.

The invention discloses a design movable display stand and belongs to the field of commodity display equipment. The design movable display stand comprises arched bases, wherein two groups of arched bases are set; each group comprises two symmetrical arched bases; upper and lower end faces of each arched base are parallel; when four arched bases are folded, the top end faces thereof are exactly spliced into a complete round surface; a universal wheel is mounted at the bottom end of each arched base; inclined notches are set on inner side faces of the two groups of arched bases; drive motors arefixed in the notches on a group of arched bases; a threaded rod is fixed on the top end of each drive motor; an inclination angle of each threaded rod is equal to that of the notch at the corresponding side; and bases are in threaded sleeving on the two threaded rods. According to the design movable display stand, through work of the drive motors, the bases in threaded matching with the threadedrods are driven to lift up and down, and the four arched bases are stretched through up and down lifting of the bases, so the display stand is used flexibly.

The invention provides a laser ranging system based on a low-frequency constant-exponential spectrum chaotic signal source and an implementation method thereof. A low-frequency constant-Lyapunov exponential spectrum chaotic signal is adopted as a modulation signal, light is adopted as carrier, and laser modulation, demodulation, correlation detection and summation detection are carried out to obtain range information. The laser ranging system comprises the signal source, a summation detection channel, a correlation detection channel, a regulation control mechanism and a discriminant analysis system. The summation detection utilizes the phase inversion control characteristic of the constant-exponential spectrum chaotic system, while the amplitude regulation can obtain signal intensity needed by detection. The outputs of the correlation detection and the summation detection can be independent from each other, and the correlation detection and the summation detection can check each other. The invention also provides the laser ranging implementation method. The laser ranging system has the advantages of high range resolution, dual-channel detection and low cost. Since the low-frequency chaotic signal is utilized, the system can be extended to use other chaotic sources. The laser ranging system belongs to an electronic communication product, and can be widely applied in communication systems, photoelectric detection systems and the Internet of things.

The invention provides a preparation method for a functional micro-spiral. The method comprises the following steps: (1) injecting internal-phase, intermediate-phase and stable-phase fluids into a microfluid device, forming a monodisperse oil-in-water or water-in-water emulsion in a transition tube, enabling the monodisperse oil-in-water or water-in-water emulsion to enter a conversion tube, changing the stable-phase fluid into external-phase fluid after flowing is stable, cross-linking sodium alginate in the emulsion and calcium chloride in the external-phase fluid to form calcium alginate fibers, subjecting the calcium alginate fibers to spontaneous spiralization in the conversion tube to form spiral fibers, and subjecting oil cores or water cores of the spiral fibers to stretching at aconical outlet of the conversion tube and spiralization due to restriction of calcium alginate shells of the spiral fibers, so as to form a liquid droplet micro-spiral template; and (2) initiating polymerization of macromolecular monomers in the liquid droplet micro-spiral template to form a calcium alginate shell encapsulated functional micro-spiral, carrying out dissolving to remove a calcium alginate shell, so as to release the functional micro-spiral. According to the method, the continuous controllable preparation of the functional micro-spiral is achieved, and micro-spirals with diversified functions can be prepared.

The invention discloses an air conditioner temperature locking module. The air conditioner temperature locking module comprises a temperature locking module body, the temperature locking module body is fixedly installed on an air conditioner indoor unit, and the temperature locking module body comprises an infrared receiver and a single-chip microcomputer; the infrared receiver is in linear connection with the single-chip microcomputer; the single-chip microcomputer is in linear connection with an air conditioner controller; signals are received through the infrared receiver and transmitted to the single-chip microcomputer; and the single-chip microcomputer serves as a main control module to control locking of the temperature of an air conditioner, so that the temperature of the air conditioner cannot exceed the locking temperature set by the temperature locking module body. The temperature locking module body is used for replacing an original remote control connector of the air conditioner; on the basis that original control information transmission is achieved, the air conditioner can normally operate at the limited temperature, the temperature cannot exceed or be lower than the locking temperature set by the temperature locking module body; and thus, resource waste is avoided, the failure rate of the air conditioner is effectively reduced, and the maintenance cost for later-stage damage of the air conditioner is reduced.

The invention belongs to the technical field of zeolite molecular sieve catalysts, and particularly relates to a monodisperse mesoporous silica composite zeolite core-shell material and a preparation method thereof. The composite material is characterized in that zeolite crystal grains serving as a core and a silicon dioxide layer constructed on the outer surfaces of the zeolite crystal grains by utilizing an oil-water two-phase layered interface assembly method and has divergent mesoporous channels form a multi-stage grading hole zeolite material with a core-shell structure, the multi-stage grading hole zeolite material comprises inner core zeolite micropores, shell layer mesopores and bulk gap accumulation holes, four quantity levels are reached, the shell layer pore channels are a radially developed gradient mesoporous pore channels, and the material still ensures the high crystal phase and strong acidity of the original zeolite crystal grains. According to the invention, a brand-new synthesis strategy, namely an oil-water two-phase interface assembly method, is adopted, organic amine is adopted for catalytic synthesis, stone grains are prevented from being etched and decomposed in the coating process, the high crystalline phase and strong acidity of original zeolite grains are reserved, and the composite material has quite high applicability when being used as a catalyst for macromolecular catalysis or multi-stage series catalytic reaction.

The invention provides a process for producing epoxy chloropropane through direct oxidation with a titanium silicalite molecular sieve catalyst. The method comprises the following steps: pumping a prepared methanol catalyst mixed solution and fresh chloropropene into a first mixer through a metering pump; mixing with hydrogen peroxide pumped into the first mixer, and carrying out a reaction in a first tubular reactor; performing gas-liquid two-phase separation on a reaction product through a separator; mixing the separated liquid phase part with hydrogen peroxide sent to a second mixer and then feeding the mixture into a second tubular reactor for reaction; feeding a reaction product into a second separator for gas-liquid separation, and sending a final reaction product into a separation tank to separate a solid catalyst and a liquid-phase product, pumping the catalyst slurry back into a blending tank to be blended again, and withdrawing a liquid product from a filter at the upper partof the separation tank.

The invention relates to the field of household appliances and tea sets, in particular to a mouth-to-mouth intelligent MT multi-mode automatically-overturning water-adding tea-making tea bar machine and method. The method comprises the following steps that a weight sensor (11) is a tea-making pot weight sensor, and the tea-making pot weight sensor can acquire the weight of water by subtracting theweight of tea and the initial weight of the tea-making pot from a sensed weight; the volume of water in the tea-making pot can be known through the weight of the water, and then the available residual volume of the tea-making pot can be known; namely, whether side pouring water overflows or not can be known; the weight of the tea-making pot and the weight of a tea kettle are continuously obtained, and the volumes of water in the tea-making pot and the tea kettle are monitored at any time; meanwhile, whether water in the tea-making pot is too little or not can be known according to the volumeof the water in the tea-making pot. With the machine and the method in the invention, people do not need to pour water, the amount of water in the kettle (20) and the tea-making pot (19) is automatically adjusted, and free adjustment and control are achieved.