281results about How to "Orderly" patented technology

The invention relates to a manufacturing method for ordered medium aperture alumina that includes the following steps: adding surface activator into inorganic aluminum salt as template agent, making precipitant solution, adding inorganic aluminum salt solution into hypergravity reactor, adding precipitant, when the reacting solution reaching a certain pH value, the precursor sol would be gained; taking aging, filtering, washing, and drying to the precursor sol to gain precursor powder. The powder could be made into ordered medium aperture alumina after taking sintering. The invention has the advantages of simple technology, safe to operate, low cost, etc. The specific surface of the product reaches 250-300m2 / g, and the shape has certain orderliness. It has crucial application value in adsorption and catalyzing process.

The invention discloses the method for preparation of chitosan / rectorite nano composite material used for antibacterial agent. The chitosan / rectorite nano composite material, which mainly comprises chitosan and rectorite, is made by entering chitosan intercalation into clay band. The method comprises the following steps: carrying out base exchange by natural rectorite and modifier to make organic rectorite, in the condition of stirring, adding the chitosan solution into the organic rectorite suspending liquid at twice, adding caustic soda solution, washing the solution until the neutral solution, drying, and getting the chitosan or rectorite nano composite material. Compared with the pure chitosan, the microorganism resistance and fire-resisting property of chitosan or rectorite nano composite material are better.

The invention relates to the technical field of square pile holes, and discloses a forming method for a square pile hole. The forming method comprises the following construction methods that 1, trepanning is carried out, a square pile casing is put downwards, the lower end of the square pile casing penetrates a fill stratum and extends into a residual soil layer, and the upper end of the square pile casing extends out of the ground; 2, a round drill bit is utilized for carrying out hole guiding many times, a plurality of round holes are formed, the diameter of the round drill bit is consistent with the width of the square pile hole, the multiple round holes are sequentially connected in rows in the length direction of the square pile hole, and the extending length is consistent with the length of the square pile hole; and 3, a square drill bit is utilized for carrying out drilling from top to bottom, and the square pile hole is formed. The forming method for the square pile hole has the following beneficial effects that the forming speed of the square pile hole is high; the quality of the square pile hole is guaranteed; the construction cost is low, the construction speed is high, the single-machine comprehensive efficiency is high, and the mechanical construction cost is relatively low; and the construction site is clean, and field management is simplified.

The invention relates to a method for weaving curved warp yarns and a woven fabric. The method is characterized in that, in weaving warp yarns are delivered in an inclined direction by using a reed with vertical and inclined dents the spacing between which is variable. Inclined warp yarns and weft yarns are not interwoven in a vertical direction to form a curved warp yarn pattern in the fabric. The fabric woven by the method according to the invention has an irregular and variable pattern and good appearance.

The invention belongs to the technical field of mechanical equipment, in particular to automatic blank fetching equipment. The automatic blank fetching equipment solves the technical problems that practicality is poor in the prior art. The automatic blank fetching equipment comprises a rack, a mechanical arm is arranged on the rack, a longitudinal translation driving mechanism capable of driving the mechanical arm to shift horizontally and repeatedly in the longitudinal direction of the rack is arranged between the rack and the mechanical arm, a disc sending lifting frame and a disc receiving lifting frame used for stacking blank discs are arranged on the two sides of the rack respectively, and blank discs stacked on the disc receiving lifting frame are located below the longitudinal translation track of the mechanical arm. A lifting driving device is arranged on the rack, wherein the lifting driving device is respectively connected to the disc sending lifting frame and the disc receiving lifting frame, and can drive the disc sending lifting frame and the disc receiving lifting frame to carry out synchronous reversed lifting motion on the two sides of the rack. A disc conveying device capable of enabling the top blank disc to be conveyed to the side, where the disc receiving lifting frame is located, of the rack from the side where the disc sending lifting frame is located, of the rack is further arranged on the rack. Compared with the prior art, the automatic blank fetching equipment has the advantage of being high in automation degree.

The invention discloses a nanowire array preparation method, a nanowire array integrated device and a preparation method thereof. The nanowire array preparation method includes the steps that square bosses which are arranged in a matrix mode are etched on a substrate; mask layers are arranged on the upper surface of the etched substrate and the upper surfaces of the square bosses in an evaporation plating mode; trapezoid grooves are etched in the square bosses at equal intervals; heterostructure nanowires are grown on the side walls of the trapezoid grooves; each gap between every two adjacent heterostructure nanowires is filled with an insulating medium. The nanowire array and the nanowire array integrated device prepared through the method can grow in batches, and directionality and the ordering property are achieved; a grown micro-nano material has controllability.

The invention relates to a wire winding device and a control method thereof. The wire winding device comprises a worktable; a wire winding roller is arranged on the worktable; a rotating nut is arranged in the wire winding roller; a screw rod is sleeved with the rotating nut and arranged on an output shaft of a motor; sensing mechanisms are arranged in the position, at the two ends of the wire winding roller, on the worktable and connected to a controller; and the controller is connected to the motor. The rotating nut is sleeved with the wire winding roller, the screw rod is sleeved with the rotating nut, the motor rotates positively or reversely to drive the screw rod to rotate and then drive the rotating nut to advance or retreat on the screw rod, and the sensing mechanisms determine the stroke, so that the wire winding quantity of wires can be controlled, wire winding is even, wire tapping is orderly, the stroke of the wire winding roller can be controlled, the situation that winding wires are excessive, and pulling is not easy does not occur, the motor drives wire winding, manpower is liberated basically, the wire winding quantity can be determined according to the stroke and the number of reciprocating times, the working efficiency is high, and controllability is good.

The invention provides a ZigBee-based shared bike management system and method. The management system comprises bikes, control piles and lock-up devices; each control pile is provided with a lock control unit, and each lock control unit is used to receive bike locking information of the bikes and transmit the received information to a management background through a wireless network; each lock-up device is used perform self-locking of the bikes or interlocking with other bikes, and then return of the bikes is achieved; and each bike is further provided with a two-dimensional code, and a bike ID is disposed in each two-dimensional code and is used to uniquely identify the bike. An interlocking mode of the bikes when the bikes are returned is adopted, the bikes are returned in order, the bikes are placed orderly, and automatic management for the bikes are achieved.

The embodiment of the invention discloses a user trajectory similarity judgment method, a corresponding device, computer equipment and a computer storage medium, and relates to the technical field ofnetwork security. The user trajectory similarity judgment method comprises the following steps: determining paths with a time sequence of two users; determining the longest common sub-path of the twousers; and determining the track similarity of the two users according to the time overlapping degree of each corresponding adjacent space in the longest common sub-paths of the two users, and / or thenumber of spatial positions contained in the longest common sub-paths, and / or the number of the longest common sub-paths. According to the invention, paths of two users are converted into a time sequence of spatial positions based on the idea of pattern recognition; a time interval covering method is used for replacing a time threshold value, the user track similarity can be accurately obtained, by means of the method, if a single suspicious person starts from the perspective of the single suspicious person, a suspicious gang similar to the single suspicious person can be rapidly found, and conversion from a single user portrait to a group user portrait is achieved.

The invention provides a distributed balanced load control method for a call service. The distributed balanced load control method for the call service comprises the following steps: pre-loading the data of the data table, analyzing the loaded data and storing in the memory of the data verification process control module, which are performed by the data verification process control module; connecting the zookeeper cluster components, the public cache region, and each FreeSWITCH server; monitoring the zookeeper cluster components and various connection states; refurbishing the memory data of the data verification process control module at a regular interval; if it is monitored that the connection of the FreeSWITCH server is failing, marking the failed FreeSWITCH server as unavailable, and storing the unavailability status label into the public cache. The distributed balanced load control method and system for the call service can flexibly set the maximum load capacity of the FreeSWITCH, perform the relative load ratio settings for the FreeSWITCH under control, and distribute the call operations with the maximum performance consuming evenly, therefore, the call task is distributed evenly, the waste of resources the reduced, and the stability of the call system is enhanced.

The application discloses an IO (input / output) resource allocation method and an IO resource allocation device of a storage device and the storage device. The IO resource allocation method of the storage device includes steps that the storage device distinguishes types of received IO requirements; IO resources are respectively allocated to the different types of the IO requirements according to a preset allocation strategy; the received IO requirements of the corresponding types are processed according to the IO resources allocated to the different types of the IO requirements. The IO resource allocation method of the storage device can prevent the problem that the IO resources are grabbed among the different types of the IO requirements.

The invention discloses an electrostatic spinning patterning collection method and an electrostatic spinning apparatus. Based on a conventional electrospinning technical method, through a composite electrospinning material and changing of a receiving apparatus, a novel orderly controllable receiving apparatus and a control method are developed, and an orderly electrospinning fiber structure body with a needed pattern shape is prepared through preparing an organic / inorganic composite material electrostatic spinning liquid with a certain ratio and changing a carrying portion. The method and the apparatus are high in controllability, fibers are directionally consistent and orderly, the electrospinning collection is more flexible, the control method is simpler, and the receiving patterning effect is better. According to the invention, obtained electrospinning fiber films in any shapes can also be applied to such biomedical fields as magnetic medicament transportation, cell marking, biosensors and the like, and the application of electrospinning in industries especially bio-manufacturing is expanded.

The invention provides a method for preparing patterning cellulose through a micro-fluidic chip. The method comprises the following: (1) a step of making an anode membrane according to a preset pattern; (2) a step of preparing a polydimethyl siloxane (PDMS) module matched with the anode membrane pattern; (3) perforating the PDMS module, and pressing a clean carrier piece tightly onto the surface of the PDMS module having the pattern to form the micro-fluidic chip, wherein the patterning duct on the PDMS module being communicated with the outside through holes; (4) a step of filling two fluid bathes with inoculum, making the patterning duct on the micro-fluidic chip respectively communicated with the two fluid bathes through vessels, regulating the liquid level difference between the two fluid bathes to control the flowing velocity of the liquid in the patterning duct, culturing for 5 to 20 days with the liquid level difference of 1 to 20 cm, and disclosing the PDMS module to obtain the patterning cellulose. The bacteria cellulose material produced through the method has microscopic orderliness and macroscopic pattern nature with biocompatibility and ecological compatibility accompanied, thereby being ideal environmental friendly material.

The invention discloses a postirradiation fuel rod vacuum bubble method leak detection box and a leak detection system and a leak detection method thereof. A postirradiation fuel rod is dried through a baking device and then placed in an L-shaped lifting frame and then descends into water inside the leak detection box, the leak detection box is internally vacuumized, the fuel rod generates internal and external differential pressure; if the fuel rod is damaged, bubbles are formed around a damaged opening, the generation positions of the bubbles are determined through image collection, and accordingly the leak detection of the postirradiation fuel rod is finished. The postirradiation fuel rod vacuum bubble method leak detection box has the advantages of quick leak detection speed, simplicity in hot chamber operation and good economy, is simple in structure and low in cost, can be operated through a remote mechanical hand and is safe in structure; no excessive structure is in contact with the fuel rod, the damaged opening appears as far as possible, and the leak detection rate of the fuel rod is improved.

The invention relates to a preparation method of a polystyrene-based mesoporous silica film. The preparation method comprises the following steps: carrying out surface sulfonation modification on a polystyrene slice; mixing and stirring water (H2O), ammonia water (NH3) and tetraethoxysilane (TEOS) in a mole proportion of 1:0.008:0.012 to prepare a sol solution, wherein the ammonia water serves as a catalyst, and the tetraethoxysilane serves as a silicon source; putting two electrode pads in the sole solution, deviating a polystyrene matrix to an anode plate, applying an electric field at two ends of the electrode pads, and applying an electric field at the two ends of the electrode pads for 4 hours-7 hours by using a voltage of 2.8V-4.0V; and obtaining a polystyrene-based mesoporous silica deposition film, drying and then obtaining the polystyrene-based mesoporous silica film. The film is even in thickness, the surface is smooth and has no crack, and vermicule-like mesoporous pore canals are formed and have a certain order. The preparation method in the invention is low in cost, simple to operate and easy to control, the required equipment is simple, and the large-scale production can be achieved.

The invention relates to the technical field of grouting materials and specifically relates to a high polymer grouting material and a preparation method thereof. The high polymer grouting material isprepared from an ingredient A and an ingredient B according to a proportion of (1.8 to 2.5) to 1, wherein the ingredient A is prepared from the raw materials of polyether glycol, triethanol amine, isocyanate, epoxy resin, an initiator, a cross-linking agent and a chain extender; the ingredient B is prepared from the raw materials of a plasticizer, a defoaming agent, a catalyst and a diluent. The high polymer grouting material disclosed by the invention has the advantages of good permeability and short curing time; strength of cured condensate is high, bonding to the concrete is formthe cured condensate has concrete bonding firmness, and a cured part has good permeable resistance; furthermore, a construction technology is simple, and normal-temperature curing under the dry and moist conditions is achieved.

The invention discloses a vehicle guidance method and device of a parking space in a parking lot, a storage medium and a terminal, relates to the technical field of communication, and mainly aims to solve the problem that a vehicle owner needs to artificially look for an idle parking space after driving in the parking lot while selecting the parking space in the parking lot currently. The vehicleguidance method comprises the steps of: obtaining image information of each video monitoring device in the parking lot at intervals according to the pre-set time interval, wherein the image information is a parking condition image in the parking space in the parking lot shot by the video monitoring device; analyzing the idle state of a vehicle in the image information; determining a position labelcorresponding to the idle parking space in the idle state of the vehicle; and, determining vehicle guidance information of the parking space according to the position label and a parking space distribution map, and performing display through an external display of the parking lot, wherein the vehicle guidance information comprises the driving direction and the parking space position.

The invention relates to a method for batch-preparing organized mesoporous alumina, which belongs to the nano structure material preparation field. In the method, a surface active agent is added to be used as a template agent after inorganic aluminum salting liquid is manufactured; precipitator liquid is confected at the same time; the confected precipitator is added at certain speed to obtain an inorganic precursor sol. The obtained inorganic precursor sol is processed through aging, then filtration, washing and drying to obtain inorganic precursor powders; the obtain inorganic precursor powders are calcined according to the set calcination process under nitrogen atmosphere to obtain the organized mesoporous alumina. The method has simple technology, safe operation and low cost, and is easy for industrialized enlarged production. The prepared mesoporous alumina has the advantages of large specific surface area (250 to 300m<2> / g), narrow pore-size distribution, vermiform pore canal, sequential size and shape, and important application value during the absorption and catalysis process.

The invention discloses a rotary shoe rack which comprises a support base, wherein a rotating rack which can perform rotating motion in a vertical surface around the own axis is hinged and mounted on the support base; and a plurality of shoe storing cavities which are separated mutually and used for storing shoes as well as a plurality of cavity doors used for opening / closing the shoe storing cavities are arranged on the rotating rack. The rotary shoe rack is simple in structure and convenient to use, and has a quite high space utilization rate.

The invention provides a foreign matter inspection system for rail transit. The method is used for detecting a border crossing event on a railway and judging whether foreign matters cross the border or not. The system is characterized in that the system comprises at least one induction camera device which is used for shooting the position where the border-crossing event occurs on the railway to obtain a border-crossing video image when the border-crossing event occurs is inducted, and a plurality of clearer video frames in the border-crossing video image are used as a group of event video frames to be sent to an image processing device. The system also comprises an image processing apparatus, wherein the image processing module is used for performing image processing on an event video frame to obtain corresponding border crossing event information and sending the border crossing event information to security personnel responsible for railway maintenance; the image processing apparatusincludes an image-side communication unit, an image-side control unit, a video frame processing unit, a video frame temporary storage unit, an image analysis and generation unit, a foreign matter determination unit, and an event information acquisition unit.

The invention discloses a topological optimization design method of a periodic perforated constrained damping sheet structure, and belongs to the technical field of structure optimization. The methodincludes: establishing a topological optimization model of a periodic perforated constrained damping plate structure by taking maximization of a macrostructure modal loss factor as an optimization target, taking a damping material microcosmic unit as a design variable and taking a damping material usage amount as a constraint condition; establishing a cell element finite element model of the damping material, analyzing the equivalent density and the elastic matrix of the damping material cell element by adopting a homogenization theory, and establishing a macroscopic finite element model of the periodic perforated constraint damping plate structure on the basis; analyzing the sensitivity of the optimization target, and solving the established optimization model by adopting a moving progressive optimization method to obtain the topological optimization structure of the damping material cell element. According to the design method, the damping characteristic of the constrained damping plate structure can be effectively improved under the condition that the using amount of damping materials is controlled, and the good vibration and noise reduction effect is achieved.

The invention discloses an intensive care nursing bed. The intensive care nursing bed comprises a bed board frame, wherein a bed board is arranged on the upper surface of the bed board frame; support pillars are arranged at four corners of the lower surface of the bed board frame; a movable component is arranged at the lower end of the side surface of each support pillar; four rectangularly distributed annular parts are arranged on the side surfaces of the bed board frame; the bed board frame is connected with an infusion hanging frame through an annular part; first connection parts are arranged on the front surface and the right surface of the bed board frame; the bed board frame is rotatably connected with guard bars through the first connection parts; a support plate is arranged at the upper ends of the guard bars; arc-shaped clamping parts are arranged on the lower surface of the support plate; the support plate is in sliding connection with the guard bars through the arc-shaped clamping parts; a sliding groove is formed in the right end of the lower surface of the bed board frame. The intensive care nursing bed is simple in structure and is movable; stretchable and foldable spare bed boards are arranged; the space is saved; accompanying person can have a rest conveniently; instruments can be orderly arranged; patients can be nursed and treated conveniently; the time is saved; meanwhile, the intensive care nursing bed is simple to operate, convenient to use and high in practicability.

The invention provides a preparation method for a multi-color film, relating to a preparation method for a film. The objective of the invention is to overcome the problem that an inverse opal photonic crystal has a single response to a single outside stimulus, i.e., a single change in color, in the prior art. The preparation method comprises the following steps: 1, preparing a SiO2 seed; 2, preparing a SiO2 colloidal microsphere; 3, carrying out washing and drying; 4, preparing a SiO2 colloidal crystal template; 5, preparing a PMMA composite film; and 6, carrying out stretching. The multi-color film prepared in the invention is a photonic crystal with an inverse opal structure and has an ordered porous structure; meanwhile, the multi-color film has a certain orientation degree in a certain direction, so characteristics of the film in the field of a three dimensional structure are maintained. The preparation method provided by the invention is used for preparing the multi-color film.

The invention discloses an automatic tray placing device. The device comprises a machine table, a product feeding mechanical arm and a product tray placing mechanical arm. The device further comprisesa product temporary storage device arranged on the machine table, a product tray placing area arranged on the machine table and located at one side of the product temporary storage device, an empty tray feeding and pushing device arranged on the machine table and located at one side of the product tray placing area, and a discharging device arranged under the product tray placing area. Accordingto the automatic tray placing device provided by the invention, automatic tray placing of products is achieved, all the devices are tightly, smoothly and stably matched in action, the efficiency is obviously improved, the products cannot be scratched, and the products can be orderly, rapidly, accurately and tidily placed in the corresponding trays in the correct direction.

The invention discloses a resin vacuum forming device and component preparation method. The resin vacuum forming device comprises a curing device and a mold, wherein a second vacuum bag, an air guidetool and a first vacuum bag are arranged on the mold, the air guide tool comprises an air guide support and a vacuum tank, one side of the vacuum tank is connected with the first vacuum bag, a pair ofmatching vacuum nozzles are arranged on the other side of the vacuum tank and the second vacuum bag correspondingly, the vacuum nozzles are connected with a vacuum system through a second vacuum pipe, a first one-way permeable membrane is arranged outside the air guide support in a matching mode, a ventilated felt is arranged outside the vacuum tank in a matching mode, and a flow guide medium, aporous isolating membrane and a preformed body are arranged in the first vacuum bag. The invention further discloses a component preparation method by adopting the device. According to the resin vacuum forming device and the component preparation method, the two vacuum bags are arranged in the device to meet vacuum introduction of resin, the air tightness of the vacuum system is guaranteed, rigidsupporting is completed between the two vacuum bags, discharging of volatile matter is facilitated, and the problems that in the prior art, air tightness is poor, air leakage is likely to happen, theobtained component is poorer in performance, and the porosity of the component is high are effectively solved.

The invention discloses a beam member damage recognition method based on the antiresonant frequency and the particle swarm optimization. The method includes the following steps that firstly, a plurality of drive points are evenly distributed on a beam member, harmonic excitation is conducted on the drive points in sequence to obtain mechanical impedances of all drive points of the beam member under an undamaged state and a damaged state respectively; secondly, according to a mechanical impedance curved of all the drive points under the undamaged state and the damaged state obtained in the first step, the first-order antiresonant frequency of each drive point is extracted, then a first-order antiresonant frequency curve is drawn, and a damaged position on the beam member is determined according to sudden change of the curve; thirdly, according to the damage position located in the second step, optimization is conducted based on the particle swarm optimization, and then the damage degree of the beam member can be obtained. By the adoption of the antiresonant frequency, the method is sensitive to partial damages and high in noise immunity, the change of the antiresonant frequency before and after the beam member is damaged can be directly used for recognizing structure damages, and the damage recognition accuracy can be effectively improved thanks to the good noise immunity.

The invention discloses a warehouse location code application method and device and a storage medium. The method comprises the steps that a warehouse is divided into a plurality of storage areas, eachstorage area is provided with a storage location code, each storage location code at least comprises a warehouse code, a warehouse area code and a shelf code, the warehouse codes are used for indicating serial numbers of the warehouses to which the storage areas belong, the warehouse area codes are used for indicating information of the warehouse areas of the storage areas in the warehouses to which the storage areas belong, and the shelf codes are used for indicating information of shelves of the storage areas in the affiliated warehouse area; and according to the plurality of storage areasand the storage location code of each storage area, establishing a warehouse holographic visual system, wherein the warehouse holographic visual system is used for warehouse-in and warehouse-out management and monitoring of storage goods. According to the scheme provided by the invention, the problems of poor inventory structure, scattered material storage, low material allocation efficiency and the like can be improved, and the utilization rate and the operation efficiency of a storehouse are improved.