127results about How to "Meet teaching needs" patented technology

The invention provides an interactive low power consumption live broadcasting and recorded broadcasting system and method for teaching. The student side adopts a special low power consumption interaction terminal, and is provided with a live broadcasting control all-in-one machine; the live broadcasting control all-in-one machine can acquire audio and video streaming media, course and teaching plan pictures or files and attached media file for time axis synchronization, generate a real-time coarse data stream, and upload the real-time coarse data stream to a live broadcasting and recorded broadcasting center server; the live broadcasting control all-in-one machine further acquires the coarse data stream from the live broadcasting and recorded broadcasting center server for demultiplexing, enables the audio and video streaming media and the attached media files to reappear, and pushes the course and teaching plan pictures or files to the low power consumption interaction terminal for synchronous displaying. The system further realizes interaction between interacting contents and interacting messages. The invention provides a two-dimensional time axis synchronization technology based on an intensive timestamp and the content overlap ratio, and synchronous association of the interacting contents, the interacting messages and the real-time coarse data stream is realized.

The invention discloses a cross-platform question bank resource structuring method and belongs to the technical field of question bank resource sharing technologies. The cross-platform question bank resource structuring method includes the steps that 1, test questions are typed in and edited; 2, question stems, options and analysis information of the test questions are packaged through an HTML5 technology; 3, the resources packaged in the HTML5 mode are stored in a database, and the relation between tables is represented through relational data; 4, a test question display terminal is judged; 5, if the display terminal is a PC terminal, a B/S structure is adopted, the relational database is read, and the test question structures and test question content are restored; 6, if the display terminal is a mobile phone or tablet computer intelligent terminal, the test question structures and test question content are written into an xml file and packed into a package to be used by application programs of the terminal. The cross-platform display and use can be achieved for different terminals and users, various test question resources are well provided for various platforms, and teaching demands are met.

The invention discloses a multimedia teaching analysis system and a realizing method thereof, and is mainly used for solving the problems that a teaching system is incapable of interacting and communicating with a participator, is capable of occupying a large quantity of network resources, and is incapable of extracting, comparing and analyzing a teaching effect in real time in the prior art. The multimedia teaching analysis system comprises a central server, a data storage server, a central session server, a distributed cache server, a wireless router, a student client end and a teacher client end, wherein the data storage server, the central session server, the distributed cache server and the wireless router are connected with the central server; the student client end and the teacher client end are connected with the wireless router. By adopting the scheme, the multimedia teaching analysis system achieves the purposes of conveniently and rapidly carrying out interaction in real time, and bringing the convenience for analyzing the teaching effect, and is high in practical value and popularization value.

The invention provides a teaching experiment device for a biology tissue strip-shaped material mechanical property test, which is characterized by comprising loading equipment and a working platform, as well as a power sensor and CCD (Charge Coupled Device) measurement equipment which are both mounted on the working platform; two ends of a test specimen are respectively connected with the power sensor and the loading equipment; and positions of the CCD measurement equipment and the test specimen are matched with each other, so as to measure a deformation of the test specimen. The invention further provides a corresponding method for testing mechanical properties of a biological tissue strip-shaped material. The device and the method, provided by the invention, can achieve determination of a stress-straining curve, a relaxation curve, a creep curve and breakage intensity of the biology tissue strip-shaped material, can obviously demonstrate a principle and a method for testing the mechanical properties of the biology tissue strip-shaped material, and better meet teaching requirements of a medical physics experiment on the test to the mechanical properties of the material.

The invention discloses an intelligent terminal online education platform. The intelligent terminal online education platform comprises a multi-person real-time voice communication platform applied to mobile online education, a multi-person real-time interactive whiteboard system based on a mobile intelligent terminal, an operation and assessment solution based on the mobile intelligent terminal, an online education platform of the mobile intelligent terminal, and a multi-person interactive multimedia courseware system based on the mobile intelligent terminal. According to the intelligent terminal online education platform provided by the invention, a multi-person real-time voice communication solution applied to the mobile online education is pushed forward and multiple subsystems are constructed for collaborative operation; and while different role requirements are met, the system performance and the reliability are effectively optimized.

The invention discloses a cloud-service-based digital calligraphy learning evaluation system which comprises a management analysis module, a calligraphy teaching module, a resource sharing module, an interactive evaluation module and a server cluster, the management analysis module, the calligraphy teaching module, the resource sharing module and the interactive evaluation module are synchronized among the server cluster, the teacher end and the student end through a cloud service technology, and the server cluster outputs interaction information to the teacher end and the student end; according to the system, a hard-tipped pen digital course is designed according to the writing logic rule of character patterns based on new words in the Chinese textbook, it is convenient for Chinese teachers to conduct calligraphy teaching at any time in the class, and the calligraphy course is concentrated on composition of words, forms, structures, the writing rule, artistic appreciation and other contents and serves as an organic constituent part of Chinese teaching; calligraphy education is popularized to the maximum degree, meanwhile the cloud-service-based digital calligraphy learning evaluation system is suitable for resource sharing and personalized custom-made service and meets teaching requirements of different regions and different schools, and a whole Chinese concept is proposed.

The invention discloses a two-dimensional galvanometric laser scanning teaching demonstration device and implementing method of the two-dimensional galvanometric laser scanning teaching demonstration device. The device comprises a two-dimensional galvanometric scanning module, an image track recorder and an upper computer human-computer interface. The human-computer interface is mainly used for drawing teaching demonstration graphics or characters and setting serial port communication. The upper computer human-computer interface comprises a display screen and a control button. The human-computer interface is set in the mode that corresponding commands are sent to the two-dimensional galvanometric scanning module by selecting different control keys according to a function menu on the display screen; the two-dimensional galvanometric scanning module is used for receiving commands of the upper computer operation interface, finishing command track decoding, reflector deflection control and laser switch control; the image track recorder is used for real-time recording and displaying of a scanned image track with a DPS image processor as the core. The device and method are simple in structure, low in cost, free of material consumption cost, free of larger investment and capable of simulating industrial laser scanning instruments to be used for teaching and meeting the teaching requirements.

The invention reveals an industrial robot teaching system characterized by comprising a demonstrator and a computer; the computer comprises a host and a display; the demonstrator is connected with the host through a communication line; the host outputs simulation parameter signals to the display. The industrial robot teaching system is simple in usage, good in teaching effect, low in making cost, and can satisfy teaching demands in a school for industrial robots.

The invention relates to a teaching device simulating the marine environment, and provides a marine observation experiment teaching device comprising a pressure resisting box body, a sealing gasket, a cable, a pressure resisting box cover, a compressed air pipeline, an air compressor, a controller, an compressed air pipeline, a sea salt pool, a three-way electromagnetic valve, a water pipe, a heat pump system, seawater, a marine observation instrument, a water pump, an electromagnetic valve, air cylinders and a water pipe. An enclosed pressure resisting space is formed by the pressure resisting box body, the pressure resisting box cover and the sealing gasket. The marine observation instrument is arranged in the seawater loaded in the pressure resisting box body. The controller controls compressed air and simulates the change of the seawater pressure. The controller controls the water pump to simulate ocean current. The controller controls the heat pump system to perform refrigeration or heating. The temperature of the seawater is changed through a heat exchanger so as to simulate the change of the seawater temperature. The controller controls telescoping of the air cylinders. The four or six air cylinders simulate shaking of the ship under the control of the controller. The controller controls the three-way electromagnetic valve to simulate the change of the salinity of the seawater. The teaching effect can be improved and the teaching quality can be enhanced by the device.

The invention provides an energy conversion dynamic simulation experiment platform based on a permanent magnet wind turbine generator. The experiment platform is characterized in that the experiment platform mainly comprises an anemometer tower, a PC machine, a PLC control cabinet, a squirrel cage asynchronous motor, a permanent magnet synchronous generator, grid-connected switch cabinets and a feeder cabinet; the squirrel cage asynchronous motor is connected with the permanent magnet synchronous generator; the squirrel cage asynchronous motor is connected with one grid-connected switch cabinet through one full power converter; the permanent magnet synchronous generator is connected with the other grid-connected switch cabinet through the other full power converter; two grid-connected switch cabinets are connected with the feeder cabinet together; the feeder cabinet is connected with a power grid through a distribution transformer; the anemometer tower is connected with the PC machine; the PC machine is connected with the PLC control cabinet; the PLC control cabinet is connected with two full power converters. According to the invention, experiment personnel can deeply understand relevant principles and relevant control technologies of wind power generation, so as to carry out further study.

The invention relates to the technical field of school supplies, in particular to a college Chinese teaching method and device. A double-faced writing board is fixedly mounted in the middle of the upper end of a support plate. An extending-and-contracting rod is mounted at the lower end of the support plate through a rotating mechanism. A sliding rod is mounted at the position, located at one side of the double-faced writing board, of the support plate, and the top of the sliding rod is fixed to the double-faced writing board through a limiting block. A round slotted hole is formed in the position, located at the other side of the double-faced writing board, of the support plate, and a servo motor is arranged in the round slotted hole through a fastening mechanism. An output shaft of the servo motor is connected with a screw rod, and the screw rod extends to the upper end of the double-faced writing board. A bearing is further arranged between the limiting block and the screw rod. The two sides of the double-faced writing board are each provided with a strip-shaped plate. A sponge is arranged at the inner side of each strip-shaped plate. Double faces of the teaching device can be used; the double-faced writing board can be switched at any time; the teaching requirements for different Chinese lessons can be met; and the service life is prolonged.

The invention relates to a music score play module assembly of a digital music teaching system. The music score play module assembly comprises a music score unit, a sol-fa name play unit, a model singing and accompaniment play unit and a lyric play unit. The assembly provides different play modes, and can satisfy user requirements, recorded songs, accompaniments as well as compiled music scores can be identified and combined automatically for play; teaching requirements of teachers and using requirements of students can be satisfied; and in the playing process, a music keyboard is simulated, positions of notes in the keyboard are displayed, and thus, one-to-one mapping among notes, lyrics and the virtual keyboard is realized.

The invention discloses a heating distillation device of a steamer pot of white spirits. A bottom pot is arranged at the bottom end of the steamer pot; an electric heating disk is arranged in the pot body of the bottom pot; a multihole steamer grate is arranged at the bottom end of the pot body; multiple layers of supporting plates are arranged on the pot wall at the upper end of the multihole steamer grate; a movable grate is arranged on each supporting plate; a steamer cover is arranged at the upper end of the steamer pot; a handle is arranged at the upper end of the steamer cover; an air outlet connecting sealing opening is formed in the top of the steamer cover; a connecting pipe is mounted at the upper end of the air outlet connecting sealing opening; a condenser is arranged at the right side of the steamer pot; an air inlet sealing connecting opening is formed in the upper end of the condenser; a connecting pipe is mounted and connected in the air inlet sealing connecting opening; a water inlet connecting pipe is arranged at the left lower end of the condenser; a spirits outlet pipe is arranged at the right lower end of the condenser. The heating distillation device is simple in structure, verisimilar in simulation of distillation process of white spirits in brewing and good in implementation of practical teaching.

The invention discloses a multimedia computer automatic cleaning device for teaching. The device comprises a display screen protection frame, an opening groove is formed in the top end of the displayscreen protection frame, a fan is fixed into the opening groove, a sliding groove is formed in the surface wall of the display screen protection frame, a thread column is movably connected into the sliding groove in a through manner, the bottom end of the thread column is in through connection with an output shaft of a motor, the side, close to the top end of the thread column is sleeved with a transmission thread sleeve in a thread manner, a synchronous plate is welded to one side of the transmission thread sleeve, and a cleaning plate is fixedly connected to one side of the synchronous platethrough a reset spring. According to the computer self-cleaning device, under the effect of the thread column and the transmission thread sleeve, the synchronous plate moves along a sliding groove, acleaning soft brush on one side of the cleaning plate is driven to transversely move on a display screen, dust on the computer display screen is automatically swept, tidiness of the computer displayscreen is improved, the influence of dust on the use property of the display screen is avoided, and the teaching needs are met.

The invention discloses an interactive hoisting operation simulation safety training teaching system, and specifically relates to the technical field of hoisting machinery operation safety training. The teaching system comprises an operation end, a command end and a teacher end, wherein the operation end comprises a cab operation unit, a signal acquisition and logic control unit, a sound unit, a seat vibration unit, a three-dimensional stereoscopic vision unit, a teaching projection unit, a network communication unit and a computer main control unit, the seat vibration unit comprises a multi-degree-of-freedom motion platform, the multi-degree-of-freedom motion platform is used for timely carrying out feedback and actions on hoist accidents or abnormal states caused by mistakes or illegal operation in the hoisting operation process, and the computer main control unit is provided with an operation training module, a theoretical examination module and an operation examination module in anembedded manner; the command end comprises a visual angle switching module and a command signal module; and the teacher end comprises a student management module, a data maintenance module, a real-time tracking module, a training result recording module and an achievement statistics module.

The invention discloses a jade nondestructive detection sample model and a manufacturing method thereof. The sample model comprises a jade model plate, wherein a smooth planar area, a bucket-shaped thinned area, a concave thinned area, a concave gold film area, a concave carbon film area, a cylindrical thinned area, a penetrability varying area, a light dispersion prism area, a raw material remain area, a cutting remain area, a color vector area, a special lighting area and a marking area are arranged on the jade model plate. The manufacturing method of the sample model comprises the following steps: A. selecting materials; B. cutting; C. polishing; D. carving; E. polishing; F. labeling an ingredient labeling area, a name labeling area, a lattice labeling area and a color vector area depending on a detection result; G. finishing manufacturing of the sample model, and packaging. The sample model disclosed by the invention fills the blank that the fields of domestic and international jade detection and identification teaching and research fail to acquire 15 specified national standard data and conclusions rapidly on the premises of not dividing a sample and not changing state of the sample detected.

The invention provides a teaching device with an artificial intelligence technology. The device comprises an artificial intelligence identification core based on an Android operation system, one or more first communication interfaces, a motion control module and a motion execution module; the first communication interfaces are electrically connected with the artificial intelligence identificationcore; the motion control module comprises a control core, the control core comprises an artificial intelligence core body and a single chip which are electrically connected with each other and is coupled to a signal socket through a photocoupling module and electrically connected with one or more second communication interfaces, and the inner core receives a signal sent by an artificial intelligence identification module; the motion execution module comprises a motion execution testing module and an industrial application testing module, and the motion execution testing module and the industrial application testing module receive control signals output by the motion control module. According to the teaching device, by arranging a large amount of hardware equipment such as stepping motors and mechanical arms, the teaching demand of the artificial intelligence technology can be met.

The invention relates to a novel multifunction experimental training working table for a stamped die. The novel multifunction experimental training working table comprises a working table body, the stamped die and a die storage support for containing the stamped die. The working table body is of a three-layer platform structure formed by four supporting columns and three flat plates installed on the supporting columns, a first-layer platform is provided with a die disassembling and assembling locating groove, a die assembling hole and a vise assembling hole form top to bottom, a second-layer platform is provided with a tool and measuring implement storage box, a vise can be stored in a third-layer platform, the die storage support is a support provided with a two-layer frame structure and is installed on the first-layer platform, and a computer is further assembled on the first-layer platform. The novel multifunction experimental training working table for the stamped die has five functions, is highly integrated, and completely meets the experimental training teaching requirement of the stamping course; the die structure is simplified, disassembling and assembling are easily achieved, and stamping simulation is simple and convenient to operate; the structure is compact, and the practicability is high; stamping course experimental training multimedia and actual operation comprehensive three-dimensional teaching are achieved.

The invention discloses a display device of education information hardware equipment. The display device comprises a display shelf, wherein the tail end of a display shelf main rod is connected with arotating base, a mouse placing box is additionally arranged at the top end of the display shelf main rod, the display shelf main rod is perpendicular to the rotating base, a fixing base is additionally arranged below the rotating base, a rechargeable lithium battery is arranged in the fixing base, electronic screens are connected with the rechargeable lithium battery through connecting wires, a sliding connecting ring is embedded on the peripheral surface of the display shelf main rod, limiting buckles are additionally arranged between the sliding connecting ring and the display shelf main rod, one end of a linkage rod is welded to the sliding connecting ring, the linkage rod is perpendicular to the circumferential surface of the sliding connecting ring, hinging discs are arranged at theother end of the linkage rod, USB interfaces are additionally arranged on the hinging discs, the surfaces, far away from the linkage rod, of the hinging discs are provided with strong magnets, and iron suckers matched with the strong magnets are arranged on the electronic screens. According to the display device, the angles, heights and directions of the electronic screens can be automatically adjusted; and the teaching efficiency of information class is improved.