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58results about How to "Improve class efficiency" patented technology
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Teaching simulation system and method based on VR (virtual reality) goggles
The invention relates to a teaching simulation system and method based on VR (virtual reality) goggles; the system comprises: an image acquisition apparatus, a data management terminal, a network server, and VR goggles; the network server comprises a scene reproducing module; the image acquisition apparatus acquires three-dimensional images of students and a classroom during teaching in real time, and transmitting the three-dimensional image data to the data management terminal; the network server establishes a student and virtual classroom three-dimensional model according to model construction rules and the three-dimensional image data; the scene reproducing module generates a scene wherein a teacher is giving a lesson to the students according to the student and virtual classroom three-dimensional model; student terminals in different positions are provided, such as a student wearing the VR goggles at his or her home, the VR goggles receive the scene that the data management terminal sends and displays the scene, the student may feel like being in a real class with other students and may pay more attention remotely, and class attending efficiency of students is improved.
Owner:广州益升海内外升学信息咨询有限公司
Method for providing student attendance status
InactiveCN104992478AAttendance automatic monitoringAttendance monitoring classRegistering/indicating time of eventsComputer scienceInformation technology
The invention relates to the technical field of electric information, in particular to a method for providing student attendance status. The method comprises the following steps: a receiver is used for receiving a signal generated when an attended student intelligent terminal is connected to the receiver; a first camera in front of a classroom is used for capturing overall pictures of students in class; an attendance server is used for determining actual attendance student information and actual attendance number information according to information received by the receiver, and comparing preset attendance student information with the actual attendance student information to determine the information of students not in attendance; the attendance server is used for determining the actual number of students in the classroom currently according to the number information of the actual attendance students and the overall pictures of the students in class captured by the first camera, and comparing the actual number of students and the number of the actual attendance students to determine students who do not belong to the current course; the attendance server is used for sending the information of the students not in attendance and the information of the students who do not belong to the current course to an intelligent terminal of an current course instructor.
Owner:嘉兴三依电子有限公司
Stereoscopic overturning blackboard
InactiveCN104175763AIncrease the effective use areaIncrease the usable areaBoard cleaning devicesWriting boardsReciprocating motionEngineering
The invention discloses a stereoscopic overturning blackboard which comprises a blackboard framework, board overturning drive mechanisms, a W-shaped blackboard eraser, triangular prism boards and blackboard eraser drive mechanisms, wherein the blackboard eraser drive mechanisms are connected with the triangular prism boards to overturn the triangular prism boards; and the W-shaped blackboard eraser is arranged on the blackboard eraser drive mechanisms which drive the W-shaped blackboard eraser to reciprocate. With adoption of a spatial triangular prism structure, the use areas of the boards are increased, and meanwhile, the blackboard eraser drive mechanisms are matched, so that automatic cleaning is realized, and the class efficiency of a teacher is improved.
Owner:NANJING UNIV OF SCI & TECH
Chinese teaching desk robot with flattening function
The invention discloses a Chinese teaching desk robot with a flattening function. The Chinese teaching desk robot comprises a table top, a first supporting leg, a flattening roller, a supporting plate, a second supporting leg, a connecting block, a first electric push rod, a first gear, a fixing plate, a first rotating shaft, a first motor, a mounting plate and a rack. The Chinese teaching desk robot has the flattening function, and Chinese test papers or Chinese materials on the supporting plate can be flattened by the flattening roller to prevent the Chinese test papers or the Chinese materials from wrinkling, so that the storage of the Chinese test papers or the Chinese materials is facilitated, the use difficulty of users is reduced, the damage of the Chinese test papers or the Chinesematerials can be effectively avoided, the service life of the Chinese test papers or the Chinese materials is prolonged, and the waste of resources is prevented. According to the Chinese teaching desk robot, a textbook is fixed by a pressing plate, so that there is no need for a teacher to hold the textbook by hands all the time to avoid aching pain of the hands of the teacher due to long-time holding of the textbook, the teaching of the teacher is not affected, the teaching comfort of the teacher is high, the influence on writing speed of the teacher is avoided, and the efficiency of teaching is improved.
Owner:佛山拾念科技有限公司
Teaching management method and system based on intelligent mobile terminal
InactiveCN107437231AMonitor attendanceEasy to manageData processing applicationsLocation information based serviceComputer terminalData science
The invention provides a teaching management method and system based on intelligent mobile terminals. The method includes: uploading identification information as the current position of an intelligent mobile terminal of a teacher as the position of a reference point to a network information management platform; obtaining identification information as the current position of an intelligent mobile terminal of a student, and determining the distance between the identification information as the current position of the intelligent mobile terminal of the student and the position of the reference point within a preset period of time on the basis of the position of the reference point; if the distance between the identification information as the current position of the intelligent mobile terminal of the student and the position of the reference point within a preset period of time is smaller than or equal to a preset value, determining that the student corresponding to the identification information as the intelligent mobile terminal of the student attends the class; and recording attendance conditions of the student in the network information management platform. The teaching management method and system are capable of automatically monitoring attendance of students in class and recording conditions that students use intelligent mobile terminals, thereby helping teachers to better manage students and improving the class efficiency and concentration of students.
Owner:SHANGHAI INST OF TECH
Multimedia teaching class reminding method and system
InactiveCN109448337AReduce energy consumptionImprove teaching effectAlarmsTeaching apparatusDisplay deviceHuman–computer interaction
The invention relates to the multimedia teaching field and discloses a multimedia teaching class reminding method and system. The method comprises the following steps of determining a current teachingenvironment parameter in a classroom under the condition that a display device carries out teaching demonstration; determining the current demonstration parameter of the display device, wherein the current demonstration parameter is used to indicate the current display state of the display device; determining whether the current demonstration parameter matches with the current teaching environment parameter based on the corresponding relation of the teaching environment parameter and the demonstration parameter; and determining the demonstration parameter corresponding to the current teaching environment parameter according to the corresponding relation under the condition that the current demonstration parameter does not match with the current teaching environment parameter, and makingthe display device carry out teaching demonstration through using the demonstration parameter corresponding to the current teaching environment parameter. By using the method, the intelligence of multimedia teaching demonstration can be increased, the teaching efficiency of teachers can be improved and the classroom efficiency of students is increased.
Owner:CHONGQING IND POLYTECHNIC COLLEGE
Online education double-live-streaming-room user migration method and device and storage medium
InactiveCN112492327AImprove class efficiencyNo need to log in and out frequentlySelective content distributionElectrical appliancesLive streamingEngineering
The invention discloses an online education double-live-streaming-room user migration method and device and a storage medium, and the method comprises the steps: entering a first live streaming room or a second live streaming room according to a preset teaching plan when a login instruction of a student user is received, wherein corresponding teacher users are correspondingly distributed to the first live streaming room and the second live streaming room; pushing the live stream of the live streaming room into which the current student user enters to the client of the student user for teaching; when a migration instruction is monitored, migrating all the student users into the corresponding live streaming rooms according to the migration instruction, and pushing live streams of the migrated live streaming rooms to clients of the student users for teaching. According to the embodiment of the invention, by adopting the double-live-streaming-room mode allocated with the corresponding teacher user, the student user can be seamlessly migrated to the corresponding live streaming room for teaching according to the teaching plan in the class process, the double-teacher teaching seamless migration mode of online teaching is realized, students do not need to frequently log in and log out, so the class efficiency is greatly improved.
Owner:SHENZHEN DIANMAO TECH CO LTD
Interactive electronic whiteboard and all-in-one machine based method for classifying according to disciplines
InactiveCN102708709AImprove class efficiencyGet rid of troubleElectrical appliancesWhiteboardTeaching tool
The invention discloses an interactive electronic whiteboard and all-in-one machine based method for classifying according to disciplines. A module for realizing touching and blackboard-writing functions as well as teaching tools, teaching instruments, simulation experiments and a classifying module used frequently in each discipline are adopted. The classifying module is used for classifying all the teaching tools, teaching instruments and the simulation experiments into different disciplines according to the characteristics of different disciplines under the existing education mode. The invention has the advantages that: teachers can write on a whiteboard or teach through a television and are free from the trouble of chalk dust, and due to the adoption of the electronic whiteboard based method for classifying according to disciplines, the teaching efficiency of the teachers is improved and a vivid visual effect is brought to the students.
Owner:ZHEJIANG RUNZHI ELECTRONICS TECH
Accounting class interaction method and device
InactiveCN110211439AIncrease classroom interactionSolve problems that you don't understand in a timely mannerData processing applicationsNatural language data processingDisplay deviceComputer science
The invention provides an accounting class interaction method and device. The accounting class interaction method comprises the steps that when teachers perform accounting teaching, question information sent by each student is received; the question information is classified as at least one doubt question; whether the doubt questions are matched with current accounting teaching contents or not isjudged; and under the condition that the doubt questions are matched with the current accounting teaching contents, the doubt questions matched with the current accounting teaching contents are suspended and displayed on a current display frame of a display device. According to the accounting class interaction method, the doubt questions of students can be obtained in real time, class interactionof accounting teaching is increased, the problem that the students do not understand is solved timely, the enthusiasm in class of the students is improved, and the teaching effect and the class efficiency are improved.
Owner:CHONGQING IND POLYTECHNIC COLLEGE
Semiautomatic chalk sleeve
Owner:吴和键
Campus management and attendance checking system and method based on mobile phone Bluetooth function
InactiveCN107346523ARealize automatic real-time attendanceSave time in class roll callRegistering/indicating time of eventsData processing applicationsStatistical ReportComputer module
The invention discloses a campus management and attendance checking system based on a mobile phone Bluetooth function. The campus management and attendance checking system comprises an information management and analysis platform module, wherein the information management and analysis platform module is connected with a class schedule database module, a score database module, a plurality of GPRS gateway modules and a mobile phone Bluetooth equipment address database module, each GPRS gateway module is connected with a plurality of ZigBee routers, and each ZigBee router is connected with a plurality of mobile phone Bluetooth modules. The campus management and attendance checking system and a campus management and attendance checking method have the advantages of realizing automatic real-time attendance checking of the entire campus, saving roll call time in class for course teachers, improving the class efficiency, automatically generating statistical reports, performing intelligent analysis, giving score early warning reports and the like, and improving working efficiency of the educational administration and student management staff; and by utilizing the system data, student score, class information and the like can be analyzed and summarized, thereby improving the management methods and improving the consciousness of learning of the students.
Owner:HUAIHAI INST OF TECH
Chair special for teacher
InactiveCN106963165AEasy to seeImprove class efficiencyStoolsChairsHydraulic cylinderElectric machinery
A chair special for a teacher comprises a walking part, a supporting part, a chair part and a mechanical arm part and is characterized in that the lower surface of a lower base plate of a first parallel mechanism of the supporting part is installed at the middle positioning of the upper surface of a base plate of the walking part, the lower surface of the chair part is connected with a motor shaft of a second steering engine on the supporting part, a sliding block of the mechanical arm part is installed in a first dovetail groove formed in the chair part in a sliding mode, the height of the mechanical arm part is adjusted through six eighth hydraulic cylinders of the mechanical arm part, the position of a chalk fixing base is adjusted through a ninth hydraulic cylinder and a tenth hydraulic cylinder, and the angle of the chalk fixing base is adjusted through a fifth steering engine, so that the mechanical arm part helps the teacher to draw some drawings or write, the writing and drawing time is saved for the teacher, the class efficiency is improved, and chalk dust is also prevented from entering the mouth of the teacher.
Owner:许建芹
Mobile phone bag-based sign-in management system and method
InactiveCN110236275AImprove class efficiencySolve the problem of "head-down family"Registering/indicating time of eventsData processing applicationsDatabase serverWeb service
The embodiment of the invention discloses a mobile phone bag-based sign-in management system and a mobile phone bag-based sign-in management method. The system comprises a teacher terminal, a student mobile phone terminal, an intelligent mobile phone bag and a server terminal. The teacher terminal comprises a two-dimensional code generation module, a two-dimensional code display module and an information display module. The student mobile phone terminal comprises a two-dimensional code scanning module and a sign-in module. The intelligent mobile phone bag comprises a mobile phone bag, a Raspberry Pi relay and a fixing plate. A limit switch is arranged in each mobile phone slot. The Raspberry Pi relay comprises a Raspberry Pi mainboard and a port expansion board connected with the Raspberry Pi mainboard. The port expansion board is connected with the limit switch. The Raspberry Pi main board is in communication connection with the server side. The server terminal comprises a Web server, an interaction server, a management server and a database server, and has the functions of mobile phone sign-in and mobile phone storage. The system solves the problem of head lowering phenomenon existing in classes, improves the class learning efficiency of students, and achieves the intelligent management of campus classes. The system is low in cost and convenient in application.
Owner:CHINA UNIV OF GEOSCIENCES (BEIJING)
Accounting teaching method and system
InactiveCN109686134ASolve problems that you don't understand in a timely mannerImprove motivation in classElectrical appliancesComputer scienceData library
The invention relates to the field of accounting teaching and discloses an accounting teaching method and an accounting teaching system. The accounting teaching method comprises the following steps: when a student learns accounting, determining concerns of the student on a display region; determining concerned problems of the student according to the concerns; extracting associated information from a database according to the concerned problems; optimizing the associated information to generate answering information; and sending the answering information to the student. According to the methodprovided by the embodiment of the invention, the classroom interaction of the accounting teaching can be increased, the problem that the student cannot understand is solved in time, the learning enthusiasm of the student is improved and the teaching efficiency and the learning efficiency are improved.
Owner:CHONGQING IND POLYTECHNIC COLLEGE
Intelligent desk
PendingCN113384080AConservation Policy CompliantImprove class efficiencyDiagnostic recording/measuringSensorsEngineeringLarge screen
The invention relates to the technical field of teaching equipment, in particular to an intelligent desk. The intelligent desk comprises a fixing support and a desktop, a bookcase with a front opening is arranged at the bottom of the desktop, a touch display screen is arranged in the middle of the outer wall of the upper portion of the desktop, a stylus clamping groove is formed in the left side of the touch display screen, a stylus is arranged in the stylus clamping groove, and a human body temperature detection sensor is arranged on the left side of the stylus clamping groove. A high-definition touch screen can provide a good class communication channel for teachers, the teachers can send high-quality teaching resources to student ends through a blackboard large screen of the teacher end and an intelligent small screen on an intelligent desk, and a high-sensitivity non-contact body temperature sensor is arranged in the system. A teacher can enable students to carry out body temperature detection within 10 minutes before class every day through setting, and body temperature data can be recorded in a database mode. Once the body temperature of a student exceeds a normal range, the intelligent desk can send a warning message to a teacher and prompt the student that the body temperature is abnormal.
Owner:BEIJING NORMAL UNIVERSITY
English teaching blackboard
InactiveCN105235417AImprove class efficiencyAvoid fatigueBoard cleaning devicesWriting boardsEngineeringDust collector
The invention relates to an English teaching blackboard. The English teaching blackboard comprises a blackboard body, wherein a frame surrounding around the edge of the blackboard body is arranged at the periphery of the blackboard body; a plurality of dust collection holes are formed in one side, close to the blackboard body, of the frame; a dust collector is arranged at the lower end of the frame; a dust collection opening of the dust collector is communicated with the interior of the frame; a motor and a gear box are arranged on each of two sides of the frame; output shafts of the two motors are connected with the gear boxes close to the motors; racks are arranged on frame bodies of the frame on two sides close to the two gear boxes; output shafts of the two gear boxes are respectively meshed and linked with the racks; a transversely-arranged strip-shaped blackboard brush is arranged on the blackboard body; two ends of the blackboard brush are fixedly connected with two racks respectively; the two racks are used for driving the blackboard brush to vertically move; the two motors are connected with a controller through a circuit; a wound point-reading panel is arranged on the frame and is connected with a host through the circuit. The English teaching blackboard can be automatically wiped and is capable of automatically collecting dust and pointing and reading English.
Owner:贺佳
Online education double-live-broadcasting-room switching method and device and storage medium
InactiveCN112492326ANo need to log in and out frequentlyRealize the seamless switching mode of dual-teacher teachingSelective content distributionElectrical appliancesBroadcastingIndustrial engineering
The invention discloses an online education double-live-streaming-room switching method and device and a storage medium, and the method comprises the steps: entering a first live streaming room and asecond live streaming room at the same time when a login instruction of a student user is received, wherein the first live streaming room and the second live streaming room is distributed with corresponding teacher users; pushing the live broadcast stream of the first live broadcast room or the second live broadcast room to a client of a student user for teaching according to a preset teaching plan; when a live broadcast switching instruction is monitored, switching and pushing a corresponding live broadcast stream to a client of a student user for teaching according to the live broadcast switching instruction. According to the embodiment of the invention, a double-live-streaming-room mode is adopted, the student user logs in the two live streaming rooms allocated with the corresponding teacher users at the same time in class, and the corresponding live streaming is seamlessly switched and pushed according to the teaching plan in the class process, so the double-teacher teaching seamless switching mode of online teaching is realized, students do not need to frequently log in and log out, and the class efficiency is greatly improved.
Owner:SHENZHEN DIANMAO TECH CO LTD
Cloud classroom name calling system based on VR virtual reality technology
InactiveCN108171815ASave time in classConvenient roll callRegistering/indicating time of eventsData processing applicationsLibrary scienceInformation acquisition
The invention provides a cloud classroom name calling system based on a VR virtual reality technology. The cloud classroom name calling system comprises student ends, a teacher end and a server. The student end comprises a student login module for student login into the corresponding student end, an online information acquisition module for acquiring related information of the student end, and aninformation sending module for transmitting the student end related information acquired by the online information acquisition module and the student login information to the teacher end. The teacherend comprises an information receiving module for receiving the related information transmitted by the student end, and a verification module for verifying whether the information transmitted by the student end is consistent with the set student information. The server comprises an information publishing module for displaying and querying the information of a student corresponding to the student end and a determining module for determining the use cases of the student end. During the teaching process, the system makes name calling easy and convenient, saves the teaching time and improves the teaching efficiency.
Owner:天立泰科技股份有限公司
Automatic blackboard eraser
InactiveCN101987552AReduce flyingImprove class efficiencyBoard cleaning devicesKnowledge FieldEngineering
The invention provides an automatic blackboard eraser, which relates to the field of study tools, in particular to the automatic blackboard eraser comprising an outer cover case (1), a battery device (2), a motor controller (3), a belt (4), a rotating shaft (5), a round tube shaft (6), tube-shaped wiping cloth (7), a fixed support frame (8), a dustproof plate (9) and a wiping switch (10). The invention adds the motor controller, the round tube shaft, the tube-shaped wiping cloth and the dustproof plate, when the wiping switching is switched on, the motor controller controls the round tube shaft to drive the tube-shaped wiping cloth for wiping off chalk characters on a blackboard, the flying of the chalk dust can be reduced through the dustproof plate, time and labor can be saved, the efficiency of teachers on class can be improved, and the study efficiency of students on class can also be relatively improved.
Owner:HAIAN COUNTY BUSINESS SCHOOL
Intelligent blackboard with three-board-writing function, and wiping method thereof
InactiveCN112356597AQuick switchInconvenient to watchBoard cleaning devicesWriting boardsElectric machineryEngineering
The invention discloses an intelligent blackboard with a three-board-writing function, and a wiping method thereof, and relates to the technical field of intelligent blackboards. The intelligent blackboard comprises a base, a supporting assembly, a sliding assembly, a blackboard assembly and a wiping assembly. The supporting assembly comprises two stand columns perpendicularly arranged on the upper surface of the base; the stand columns are two parallel boards; the sliding assembly is an n-shaped frame; a sliding rail is arranged on the lower surface of a cross rod of the n-shaped frame; the blackboard assembly is composed of a plurality of equilateral triangular prisms arranged side by side; rotating shafts are arranged at the axle centers of the two ends of the equilateral triangular prisms; a first gear is arranged in the middle of each rotating shaft in a sleeving mode; the wiping assembly is a sliding plate vertically arranged; a sliding chute is formed in the top end of the sliding plate; and the sliding plate is cooperated with the sliding rail of the n-shaped frame through the sliding chute. According to the intelligent blackboard, a plurality of triangular prisms are arranged side by side to form one side of the blackboard, the turnover of the blackboard is achieved through mutual cooperation of a motor and a belt wheel, and one sides of the triangular prisms are wipedthrough the wiping assembly; and the class efficiency is improved, and the intelligent degree of the blackboard is improved.
Owner:安徽文香信息技术有限公司
Classroom teaching control system with scenery depicted and emotion expressed in perfect harmony and based on Internet
InactiveCN108665740AImprove class efficiencyEnhance classroom experienceTelevision system detailsColor television detailsWhiteboardTransceiver
The invention belongs to the technical field of teaching systems, and discloses a classroom teaching control system with scenery depicted and emotion expressed in perfect harmony and based on Internet. An intelligent teaching table is arranged in front of an intelligent classroom, and a master control computer is fixed on the intelligent teaching table through screws. An electronic display screenand a writing whiteboard are fixed to the front wall of a multimedia classroom by bolts, and a wireless network transceiver and a 3D surround sound are separately arranged at the top ends of the multimedia classroom by screws. LCD oversized electronic display screens are separately installed on the walls on both sides of the multimedia classroom through bolts. The classroom teaching control systemwith scenery depicted and emotion expressed in perfect harmony and based on the Internet can realize real-time communication between teachers and students through the Internet, and better improve theexperience of class efficiency of the teachers through an electronic intelligent device, especially the LCD oversized electronic display screens and the 3D surround sound can play scenes and sounds with scenery depicted and emotion expressed in perfect harmony via the Internet, the class experience of the students is improved, and interest in learning of the students is improved.
Owner:QUZHOU COLLEGE OF TECH
Fully automatic environmentally friendly blackboard eraser
InactiveCN104890417BAvoid flying phenomenonAvoid physical hazardsBoard cleaning devicesDraining tubeMotor drive
The invention discloses a full-automatic environment-friendly blackboard eraser. When the traditional blackboard eraser is used, the time and the labor are wasted; the traditional blackboard eraser has shortcomings that a blackboard cannot be cleaned thoroughly and dust pollution exists; and the existing automatic blackboard eraser cannot clean the blackboard thoroughly, and is poor in dust removal effect. A frame is fixed on a wall; two screws are placed horizontally and are supported on the frame vertically through bearings; each nut and the corresponding screw form a thread pair; the two nuts are respectively welded with the two ends of the blackboard eraser; the two screws are connected with each other through a synchronous belt mechanism; a motor drives a belt pulley on one of the screws; a water tank is divided into a clean water chamber and a sewage collecting chamber via a filtering membrane; the bottom of a water draining tube is connected with the clean water chamber through a water pump; the top of the water draining tube and the bottom of a water distributing tube in the blackboard eraser are positioned at the same height; the bottom of a sewage collecting tube is communicated with the sewage collecting chamber; the top of the sewage collecting tube is communicated with a sewage tank on the bottom of the frame; and a travel switch is connected with the water pump and controls opening and closing of the water pump. The full-automatic environment-friendly blackboard eraser is simple in structure and high in efficiency, and is full-automatic; and dust can be removed thoroughly.
Owner:HUZHOU ZHILI CHILDRENS CLOTHING DEV
Legal relation classification displaying tool
InactiveCN104361785ASimple structureEasy to understand and masterTeaching apparatusTeaching toolRelation classification
The invention relates to the technical field of teaching tools, in particular to a legal relation classification displaying tool comprising a round block, a large groove, a first small groove, a second small groove, a third small groove, a fourth small groove, a fifth small groove, a first ball, a second ball, a third ball, a fourth ball and a fifth ball. The tool is characterized in the the large groove is formed in the center of the round block, and the bottom of the large groove is provided with the words 'legal relation'; the first, second, third, fourth and fifth small grooves are arranged surrounding the large groove of the round block and are provided with outward openings. The tool is simple, novel and unique in structure and is capable of displaying various legal relations and various legal relation classifications vividly, students can understand and grasp the relative legal knowledge conveniently, and the teaching efficiency and effect are improved effectively for teachers.
Owner:朱明明
Desk with foot warming and advertising functions
InactiveCN107028367AEasy to placeImprove advertising effectivenessSchool benchesTablesEngineeringDesk
The invention relates to a desk with foot warming and advertising functions. The desk comprises a desk board and four desk legs. The four desk legs are located at the positions of the four corners at the lower end of the desk board respectively, and are fixedly connected with the bottom of the desk board. An advertising board is arranged at the upper end of the desk board, the lower end of the advertising board is hinged to the upper end face of the desk board, and the upper end of the advertising board is obliquely located above the desk board. The advertising board tilts towards the back side of the desk board. A thermoelectric draught fan is arranged at the lower end of the desk board, and blows hot air towards the front end of the desk board. Compared with the prior art, the desk has the advantage that the thermoelectric draught fan blows hot air towards the front end of the desk board to make the feet of students warm, so that the comfort level of students can be increased in class and class efficiency can be improved.
Owner:柳州北奥广告有限公司
Double-guide-rail crossed lifting teaching blackboard capable of achieving 100% lifting rate
ActiveCN107757196AGuaranteed vertical and horizontal two-way movementEasy to useWriting boardsEngineeringSlide plate
The invention discloses a double-guide-rail crossed lifting blackboard capable of achieving the 100% lifting rate. The double-guide-rail crossed lifting blackboard is characterized by comprising an electronic white plate arranged in a frame and located on the rear side, a double-guide-rail crossed lifting blackboard set and a sliding plate located on the front side. The electronic white plate andthe double-guide-rail crossed lifting blackboard set are horizontally laid on the horizontal two sides in the frame, and the sliding plate can move horizontally in the frame. The sliding plate comprises a first blackboard body and a second blackboard body which can move vertically. The double-guide-rail crossed lifting blackboard set comprises two sets of blackboard bodies which are horizontally laid in the horizontal direction, and each set of blackboard bodies include the two blackboard bodies which can move vertically and are arranged in a front-back manner. By means of the teaching blackboard, the 100% area lifting rate is achieved, the blackboard utilization rate is increased, the blackboard wiping times are reduced, installation is convenient, and therefore the class efficiency is improved, and the class experiment transmitted to students through writing on the blackboard is also improved.
Owner:DONGHUA UNIV
English teaching aid
Owner:BOHAI UNIV
Projector interaction device for teaching
The invention discloses a projector interactive device for teaching, the structure of which includes a bracket, a vent, a machine box, a voice device, a lens, an optical machine, a coil, a protector, a radiator, a cooling fan, a control board, and a driver. The bracket is provided with a vent, and the machine box is provided with a voice device, the voice device is composed of a lead wire, a transformer, a magnet, a voice coil, a diaphragm, a protective cover, and a casing, and the lead wire is tightly connected with the transformer , the transformer is connected to the magnet, the magnet is connected to the voice coil, the voice coil is connected to the diaphragm, and the diaphragm is tightly connected to the protective cover. The beneficial effect of the present invention is that a voice device is provided, Through the lead wire connection, the transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. The direct definition of connecting the voice coil is the coil through the audio current, and the sound is transmitted with the diaphragm, so that the teacher can switch quickly during class. And it will not take more time, which speeds up the efficiency of class.
Owner:刘焕雄
A way to provide student attendance status
InactiveCN104992478BAttendance monitoring classTechnical issues affecting class efficiencyRegistering/indicating time of eventsComputer scienceInformation technology
Owner:嘉兴三依电子有限公司
Junior high school teaching platform
InactiveCN108364530AQuick storageEasy accessBook markersTeaching apparatusTeaching toolManagement science
The invention discloses a junior high school teaching platform, which comprises a fixed table, wherein a first groove is formed in the top end of the fixed table in a vertical direction, first telescopic rods which are symmetrically arranged are connected to the side wall at the bottom end of the first groove, the other ends of the first telescopic rods are perpendicularly welded to a first partition plate, fixed plates are perpendicularly welded to two sides at the top end of the first partition plate, a second partition plate and a third partition plate which are connected with the fixed plates are mounted just above the first partition plate, the top end of the third partition plate is welded with a push handle, the side walls on two sides of the first groove are connected with slidingrails, a sliding block is slidably connected on each sliding rail, one end, far away from the corresponding sliding rail, of each sliding block is perpendicularly welded to the corresponding fixed plate, the side walls at the top end of the first groove are rotatably connected with a rotating plate, and a placement table is connected to the top end of the fixed table. The junior high school teaching platform can be used for storing and fetching teaching tools quickly, greatly reduces the labor intensity of the teacher, can fix the teaching book quickly and is convenient for the teacher to watch, and improves the drawing and teaching efficiency.
Owner:佛山杰致信息科技有限公司
Advertising desk capable of purifying air
InactiveCN106617720AEasy to placeImprove class efficiencySchool benchesBoardsState of artAir purifiers
The invention relates to an advertising desk capable of purifying air. The advertising desk comprises a desk top and four desk legs. The four desk legs are arranged at the four corners at the lower end of the desk top and fixedly connected with the bottom of the desk top; an advertising board is arranged at the upper end of the desk top, the lower end of the advertising board is hinged to the upper end face of the desk top, and the upper end of the advertising board is located above the desk top in an inclined mode; the advertising board inclines towards the rear side of the desk top; a telescopic rod is arranged on the rear side of the advertising board, and the telescopic rod stretches out and draws back to adjust the inclination angle of the advertising board. Compared with the prior art, books can be placed on the advertising board, when a student attends class, the student can put the books on the advertising board, advertising can be conducted, book placing can be convenient, the advertising board cannot be destroyed, and the advertising effect is improved; an air purifier can conduct air purification, and the class efficiency of the student is improved.
Owner:柳州北奥广告有限公司
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