51results about How to "Efficient operability" patented technology

The invention discloses efficient and uniform wooden product paint spraying equipment, and belongs to the field of wooden product machining equipment. The device comprises a base, supporting columns,a top plate, a paint spraying and drying device, a fixing device and a recycling device; the paint spraying and drying device comprises a threaded rod, a positive and negative rotating motor, a threaded sleeve, a paint spraying mechanism and a drying mechanism; an installing rack is fixedly connected to the right end of the threaded sleeve; the paint spraying mechanism comprises a paint box, a paint pump and paint sprayers; the drying mechanism comprises a hot air chamber, a hot air blower and air nozzles; the paint sprayers are fixedly installed at one end of the installing rack; and the airnozzles are fixedly installed at the other end of the installing rack. According to the efficient and uniform wooden product paint spraying equipment, efficient, uniform and comprehensive paint spraying and drying operation can be conducted on wooden products, redundant paint in the paint spraying process can be recycled, and unnecessary waste can be reduced.

The invention discloses data incremental backup method and system. The method comprises the following steps of: defining a data table to be backed up, directly filling a table name of the data table in a service data table file and indicating whether the data of the service table is added or updated; connecting a backup database after the data table to be backed up is well defined, analyzing the storage process according to the well-defined data table and finally generating an SQL (Structured Query Language) script statement set which can be directly executed and used for inserting updating; and packaging the generated SQL script statement set to acquire a data recovery file. The invention can realize high-efficiency and flexible data incremental backup.

The invention provides an XML (Extensive Markup Language) data storage method based on a route structure. Compared with the prior art, the technical scheme has the following advantages: on the basis of the prior art, the XML data storage method and an XML data storage device based on the route structure realize the unique node data storage scheme by utilizing the route information, can realize high-efficiency data query and update operation, are more efficient and reliable, and can obviously improve usability and extendability. Due to the application of the technical scheme, query of XML data, length of the update route and complexity of an XML document per se are not involved, and the cost of route query is constant under any condition, so that the query performance can be obviously improved to the XML document with the complex structure and the XQuery query with longer route; and meanwhile, metadata of the XML document is stored independently, so that the node names are avoided from repeating, and data query and update performance can be obviously improved in the database management application examples with huge data quantity.

The embodiments of the present invention disclose a color image encryption method and a device. The method comprises the following steps of subjecting a RGB component of a to-be-encrypted plaintext color image to the two-dimensional pixel scrambling treatment by using a non-periodic two-dimensional Cat transformation with a pixel value to be unchanged; subjecting the gray value of each pixel of the plaintext color image after the scrambling treatment to the operation of XOR together with three groups of chaotic sequences obtained through the mapping of Henon_Kent so as to obtain intermediate ciphertext components; subjecting an intermediate ciphertext matrix formed by intermediate ciphertext components to the gray value exchange of pixels by using the non-periodic three-dimensional Cat transformation, and iteratively conducting the operation for t times (t is a positive integer); successively circulating and executing the above steps for T times (T is a positive integer), and outputting the encrypted image of the plaintext color image. The key space is enlarged, so that the security of color image encryption is improved. The method and the device are good in robustness, and variousattack means can be effectively resisted.

The invention discloses a horizontal pinned hydraulic system of a crawler crane counterweight. The system comprises two pinned cylinders which are arranged symmetrically, a travel switch for controlling the travel of each piston rod is arranged on one side of the piston rod of each of the two pinned cylinders, rod cavity inlet pipelines of the two pinned cylinders are connected, rod-free cavity inlet pipelines of the two pinned cylinders are connected, a hydraulic control one-way valve is arranged on each of the rod cavity inlet pipelines, a hydraulic control one-way valve is arranged on each of the rod-free cavity inlet pipelines, each hydraulic control one-way valve is connected with a three-station four-way electromagnetic reversing valve through a pipeline, the oil inlet of the three-station four-way electromagnetic reversing valve is connected with a variable pump connected with an oil tank through a pipeline, a safety valve is connected to the outlet of the variable pump, and the oil outlet of the three-station four-way electromagnetic reversing valve is connected with a two-station three-way electromagnetic reversing valve connected with the oil tank through a pipeline. Stretching of the piston rods of the pinned cylinders is controlled through the hydraulic system, so that the piston rods of the pinned cylinders stretch, and the effect of horizontally locking the counterweight is achieved; and the system is simple in structure, time-saving, labor-saving, safe and high in reliability.

The invention discloses a space-air-ground network mobile management architecture based on a blockchain cross-chain technology. A blockchain is established for each network, a Byzantine fault-tolerantconsensus mechanism is utilized to establish the blockchain, equipment with strong capability and trustworthiness is used as a verifier to serve as a full node, and other equipment communicates withthe verifier and joins in the network in the identity of a light node. In order to encourage all airplanes and satellites to actively participate, reverse Vickrey-Clarke-Groves mechanism auction is simulated, so that the system efficiency is improved to the maximum extent. Block chain cooperation is realized by using a side chain/relay chain technology, and the determined price is securely transmitted to a target network. The blockchain can effectively prevent each node from breaking down, and can also prevent attacks for each network server. Through block chain cooperation, the information transmitted across the block chains is tamper-proof and audible. The blockchain can independently and privately maintain in-segment management. The cooperative block chain supports the inter-segment interconnection of the space-air-ground network to adapt to the dynamic network at low cost.

The invention relates to the mechanical assembly of the door lock of vehicles, which comprises locking plate snap clip, key teeth identification device, locking plate automatic choosing device, automatic spring discharging and delivery device, locking plate snap clip moving device and its thrusting device, lock core jig and location exchange device, and embedded computer control system, with the method composed of key automatic location and identification, snap clip feeding and assembly, lock plate feeding and assembly, to finish the assembly of vehicle doors with accurate matching. Through lock core jig and location exchange device with the repetition of above procedures, it can get to the operation of next lock core. It is accurate, highly efficient, easy for operation, convenient for maintenance.

The invention relates to a DNA storage method based on oligonucleotide sequence code storage. The DNA storage method based on oligonucleotide sequence code storage performs oligonucleotide sequence coding on different binary string segments in a variety of different base coding formats, and each set of binary coded file fragments can always find an oligonucleotide sequence code that satisfies therequirements for synthesis and sequencing, thus greatly simplifying coding of binary string segments of oligonucleotides and the conversion of coded oligonucleotides into binary string segments for operation, realizing efficient coding and decoding operations, and maximally utilizing the data storage capacity of DNA molecules while simplifying codes of binary string segments and the operation of restoring the coded oligonucleotide sequence to binary string segments. In addition, in coded binary character segments, the maximum theoretical value of each base coded binary is 2 bytes, thus reducing the number or length of oligonucleotide sequences, reducing the cost of oligonucleotide synthesis and sequencing, and having the largest information storage amount.

The invention discloses a virtual shooting main body control method and device, electronic equipment and a storage medium. The method comprises the following steps: when detecting first sliding operation acting on movement of a shooting control part, controlling a virtual shooting main body to move according to the first sliding operation; when detecting second sliding operation acting on an aimedregion, adjusting an aiming direction of the virtual shooting main body according to the second sliding operation; when detecting that the first sliding operation acting on the movement of the shooting control part is finished, controlling the virtual shooting main body to stop moving and carrying out shooting operation on the current aiming direction of the virtual shooting main body . Accordingto the virtual shooting main body control method and device, the electronic equipment and the storage medium, disclosed by the invention, the technical problem that three actions including movement,aiming and shooting of shooting games in a mobile terminal interactive mode are difficultly finished in a smooth manner is solved.

A flounder and flatfish engineering pond recirculating aquaculture system belongs to the technical field of marine aquaculture. The system comprises a water storage pond, a back water treatment pond, a coarse filtration pond, a conjoined combination aquaculture pond, a water feeding and drainage system, an oxygen supply device and a water quality monitoring system. On the one hand, the system still uses a traditional earthen pond aquaculture mode for culturing flounder and flatfish to grow in an environment similar to the wild so as to improve the quality of farmed flounder and flatfish. Meanwhile, engineering and systematic arrangement and layout are performed on the outdoor culture earthen pond to achieve factory and information management of flounder and flatfish pond culture, the output of farmed flounder and flatfish such as bastard halibut can reach to 1000-2000kg/mu (one mu equals about 1.667square meters), increasing 5-10 times of the output of traditional large single pond culture, and the culture efficiency and economic and ecological benefits are greatly improved.

An operability verification apparatus includes a work plane generation section that generates a work plane on a virtual space where a three-dimensional model of an equipment to be verified is disposed; a plane display section where a two-dimensional image on a work plane generated in the work plane generation section of the three-dimensional model is displayed on the display screen; and a mark display update section in which a mark representative of the pointing device is displayed on the display screen, and upon receipt of the notification of direction of movement and migration length of the pointing device, the mark on the display screen is moved in the direction of the movement corresponding to the direction of the movement of the pointing device by only a migration length in which a ratio of a real size of the equipment to a display size of the two-dimensional image on the display screen is considered.

The invention relates to an automatic control method and device for shunting of an urban rail transit field section. The method comprises the following steps: (1) automatically submitting a shunting operation application; (2) completing automatic generation and optimization adjustment of a shunting operation plan; (3) detecting and judging whether conflicts with other jobs exist or not, and if theconflicts exist, returning to the step (2); if not, executing (4); (4) generating and publishing a shunting plan; (5) judging whether shunting operation time is up or not, and if not, continuing to execute the step (5); if so, performing (6); (6) before shunting operation is executed, judging whether conflicts with other operations exist or not, and if the conflicts exist, returning to the step (2); if not, executing (7); (7) automatically executing the current task of shunting operation; (8) automatically finishing state updating and point recording of a current task of shunting operation; and (9) judging whether shunting operation is completed or not. Compared with the prior art, the invention has the advantages of automation, intelligence and the like.

The invention discloses chemical plant flue gas desulfurization, denitration and dust removal equipment, and relates to the technical field of industrial flue gas purification treatment. The chemicalplant flue gas desulfurization, denitration and dust removal equipment comprises a box body, and a cooling device, a drying device and a denitration device are arranged in the box body from left to right. During use, flue gas is introduced into the equipment to be cooled by a cooling mechanism, then the cooled flue gas is introduced into a desulfurization bin, after a desulfurizing agent fully reacts with the flue gas through a rotating pipe and a desulfurizing agent liquid inlet pipe, water vapor in the flue gas and the desulfurizing agent in the flue gas are removed through the drying device, then the flue gas is introduced into a denitration bin, the flue gas is filtered through a second filter plate and discharged out of the device after reacting through a denitration agent, and the content of sulfur and nitrate is detected through a sensor before exhaust. When the content detected by the sensor is too high, a valve is opened, the flue gas is led out from the upper portion of the box body, collected and retreated, and the device is easy to operate, capable of efficiently conducting desulfurization, denitration and dust removal operation on the flue gas and high in practicability.

The invention discloses nano-scale rare earth oxide-doped powder and a preparation method thereof. The preparation method of the powder comprises the steps: preparing a rare earth salt solution and aMo/W acid salt solution, introducing the raw materials into a micro-reactor, and controlling the proportion, flow rate and solution concentration of the raw materials and the bath temperature so as toobtain the nano-scale rare earth oxide-doped powder finally. The speed of a doping reaction is regulated through control on the ratio of the proportion, flow rate and solution concentration of the raw materials introduced into the micro-reactor and the bath temperature, so that the conditions of nucleation and growth of the product powder are controlled; and the nano-scale rare earth oxide-dopedpowder prepared by using the method has a particle size range of 3-20 nm, the doped powder has uniform components and good sphericity, and continuous and large-scale production of the doped powder canbe achieved through combination of the advantages of the micro-reactor.

The invention relates to the technical field of information processing and provides a serial number access control method and a system. The method comprises the steps: creating bitmap data and a storage file in advance; receiving and resolving operation instructions for a current serial number by a user, wherein the operation instructions comprise instructions for carrying out querying, adding and deleting operations on the serial number; carrying out file physical location and bitmap logical location conversion on the current serial number according to resolved operation instructions, and performing access actions matched with the operation instructions. Serial numbers are stored through the bitmap data, and thus, occupied storage space is small; through the bitmap data and the storage file, efficient serial number querying, adding and deleting operations are achieved, the access efficiency of the serial numbers is remarkably increased, and the processing of large-scale business data is effectively supported.

The invention discloses a CIM-based modeling method for an optical fiber preform production process, which adopts a CIM method to describe the main information entities involved in the optical fiber preform production process, and models the optical fiber preform production process through the relationship between the object class and the attribute and the object class. The method abstracts the production factors such as personnel, equipment, materials, process method and environmental parameters involved in the production process of optical fiber preform into CIM base class. For each processsection of the optical fiber preform production process, the specific production factors involved are defined as the derivative classes of the CIM base classes, and the CIM classes are organized intoa package through aggregation and association relationship. All packages representing each process section constitute the entire optical fiber preform production process model. The invention is basedon CIM method, which can generate specific object model according to specific optical fiber preform production process, and describes information entities involved in optical fiber preform productionprocess in an open and standardized manner.

A board-type watercraft is adapted for selective disassembly into a plurality of separate sections for ease of transport and storage. Preferably, a selection of differently configured nose and tail sections can be releasably connected to a universal middle section to create a wide variety of distinctive board styles. With the watercraft in its assembled state, adjacent sections are releasably secured together using compressive-type fastening elements, such as spring-biased latch mechanisms. Pairs of fastening elements are preferably arranged on the top and bottom surfaces of the board in substantial vertical alignment to limit torque between sections and thereby ensure adequate stiffness through each joint. In its disassembled state, the sections can be stacked into a highly compact configuration suitable for packaging within a container that is compliant with maximum size standards for conventional ground courier services.

The invention discloses a battery changing battery box charging system which comprises a station control system, a plurality of chargers and a battery box, charging bins corresponding to the chargersare arranged in the battery box, battery packs are stored in the charging bins, the chargers charge the battery packs and are in communication connection with the battery packs, the station control system is in communication connection with the chargers, and the station control system receives feedback information of the chargers and issues an operation instruction to the chargers. A controller, an auxiliary power supply and an insulation detection circuit are arranged in each charger, and the auxiliary power supply and the insulation detection circuit are in communication connection with thecontroller; a BMS and a heat dissipation module are arranged in each battery pack; the auxiliary power supplies supply power to the BMSs and the heat dissipation modules through auxiliary power supplyloops; the insulation detection circuits are in communication connection with the battery packs through direct-current power loops, and the insulation detection circuits are used for insulation detection in the charging process; and the controllers are in communication connection with the station control system and is communicated with the BMSs through guide loops. The invention further disclosesa charging method of the system. Lightweight design is realized, and manufacturing and operating costs are reduced.

The invention relates to a solid magnetic heavy metal ion separation material and a preparation method of the separation material. Epoxy chloropropane and triethylene tetramine perform a polymerization reaction in the presence of a ferroferric oxide microsphere to generate linear high polymer chains; the surface of the ferroferric oxide microsphere absorbs and is wound with the linear high polymerchains in situ; the high polymer chains are further cross-linked by using glutaric dialdehyde in methylbenzene, so that the surface of the ferroferric oxide microsphere is coated with the high polymer chains stably; an iminodiacetic acid group is connected to a high polymer chain net on the surface of the ferroferric oxide microsphere via a dialdehyde substance, so that the surface of the ferroferric oxide microsphere is coated with the high polymer chain net containing rich active groups such as -N(CH2COO-)2, -NH2, -NH- and -OH; the trapping and absorbing capacity on heavy metals is greatlyimproved; the material has excellent magnetic separation performance; the subsequent separation is simple; continuous absorption and separation operation can be achieved; and the material is convenient in industrial application and popularization.

The invention discloses a real-time operation robot based on automatic character recognition, relating to the field of intelligent control of the robot. A CCD camera transmits image data information to a picture and character recognition unit through a data information transmission mode, and the picture and character recognition unit transmits character data information to a performing database through the data information transmission mode. The data information transmission mode comprises an action flow control system used for controlling the robot to do corresponding actions. The performingdatabase is associated with the action flow control system through a control signal transmission mode. The CCD camera is arranged in the robot, the robot utilizes a character database and the pictureand character recognition unit to do recognition operation of screen display/paper character commands, the action commands of the robot are matched and output through the performing database, corresponding action performing and action reset operations are carried out through the action flow control system, and therefore command input and action performing operations are efficiently carried out.