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54results about How to "Easy to learn and understand" patented technology

High-availability cluster system, master node and slave node

The embodiment of the invention provides a high-availability cluster system, a master node and a slave node. The master node comprises a master resource allocation layer, a master information layer and a master resource agent layer; and the slave node comprises a slave resource allocation layer, a slave information layer and a slave resource agent layer. The master node and the slave node are respectively divided into three layers; one layer is used for information interaction, one layer is used for allocation management of cluster resources, and one layer is used for start and stop of the cluster resources. As the working mechanism of the master node and the slave node is simplified, more convenience is brought to the management of the master node and the slave node as well as the understanding and learning of the working principle therein. No matter the master node or the slave node is in failure, a person can know which layer of the node is in failure rapidly based on failure performances of the node and can further perform failure checking just for the layer, so that the failure checking range is shortened, and convenience is brought to fault inquiry.
Owner:INSPUR BEIJING ELECTRONICS INFORMATION IND

Rectangle cover full-automatic press-fit hydraulic machine

The invention relates to a rectangle cover full-automatic press-fit hydraulic machine which is characterized in that a workpiece locating air cylinder arranged on a bottom plate is included, the end portion of a piston rod of the workpiece locating air cylinder is provided with a workpiece locating block, a material channel and a material box are arranged in front of and behind the workpiece locating block, a rectangle cover press-fit mechanism and a rectangle cover feeding mechanism are symmetrically arranged on the left and the right of the workpiece locating block, the rectangle cover press-fit mechanism comprises an oil cylinder and a straight line bearing which is tightly matched with a rectangle cover pressing mould, guiding rods are arranged on two sides of the rectangle cover pressing mould and are connected with the rectangle cover pressing mould through connecting plates and sliding sleeves, the connecting plates are connected with an oil cylinder piston rod, the rectangle cover feeding mechanism comprises an optical shaft arranged on an adjustable bottom plate, a rectangle cover bunch rod is hung on a bunch rod adjusting block arranged on the top of the optical shaft, a rectangle cover air cylinder is arranged on one side of the adjustable bottom plate, the rectangle cover material channel is arranged on the other side of the adjustable bottom plate, and the rectangle cover material channel is aligned to the rectangle cover pressing mould. According to the rectangle cover full-automatic press-fit hydraulic machine, reliable locating pressing fitting can be achieved, press-fit quality is stable, and rectangle cover deforming is not easy.
Owner:WUXI CHENGSHI BEARING

Control system based on Arduino platform, for hexapod robot

The invention relates to the fields of robots and speech recognition, and provides a control system based on an Arduino platform, for a hexapod robot. The control system comprises an Arduino control module, a speech recognition module, an ultrasonic sensor module, a steering gear control module, a handle controller module and a hexapod robot steering gear motor. The Arduino control module is takenas a core; the modules are connected with the serial communication interface of the Arduino control module; the Arduino control module receives the transmission information of the speech recognitionmodule and the ultrasonic sensor module; the Arduino control module sends an instruction to the steering gear control module; and the steering gear control module controls the hexapod robot accordingto the instruction. The control system disclosed by the invention is low in research and development costs and development threshold, diversified in control manner, easy to maintain, and beneficial toimproving diversified control for the hexapod robot.
Owner:HEFEI UNIV OF TECH

PLC-based control system and method for two-shaft surface grinding machine

The invention discloses a PLC-based control system and method for a two-shaft surface grinding machine, and relates to the technical field of numerical control machine tools. The PLC-based control system comprises a touch screen, a PLC control module, a grinding head, a hydraulic system, a vertical servo system, a transverse servo system, a water pump and a button plate, wherein the hydraulic system controls a grinding machine table top to move longitudinally, the vertical servo system controls the grinding head to move vertically, and the transverse servo system controls the grinding head to move transversely. The PLC control module is electrically connected with the touch screen, the hydraulic system, the vertical servo system, the transverse servo system, the water pump and the button plate. The PLC-based control system has the advantages that the hardware cost is low, manual programming is not needed, the technical requirements for operators are lowered, the labor intensity of workers is lowered, and one worker can operate multiple machines.
Owner:浙江杭机股份有限公司

Rotary magnetic solid geometry figure demonstration device

The invention relates to a rotary magnetic solid geometry figure demonstration device. The rotary magnetic solid geometry figure demonstration device comprises a bottom plate, a supporting device, a pedal device, a fixing plate and a demonstration device body, wherein the upper end of the bottom plate is symmetrically provided with universal wheels, the middle of the upper end of the bottom plateis provided with the supporting device, the right side of the upper portion of the bottom plate is provided with the pedal device, the pedal device cooperates with the middle of the supporting device,the upper end of the supporting device is provided with the fixing plate, and the upper end of the fixing plate is provided with the demonstration device body. The rotary magnetic solid geometry figure demonstration device has the advantages that the problem is solved that when existing teachers perform solid figure teaching on middle school students, the teachers are usually only able to teach conceptual knowledge, however, due to the limited spatial imagination abilities of the students, it is difficult for the students to understand conceptual figures expressed by the teachers and to imagine the complete figures, the function of demonstrating different solid geometry figures can be achieved, the specific demonstration effect is good, the use and operation are simple and convenient, theinterestingness of attending class is increased, and learning and understanding of the students are facilitated.
Owner:XIAN UNVERSITY OF ARTS & SCI

Oil and gas pipeline defect detecting and monitoring experimental platform

ActiveCN106128262AConvenient for experimental teachingImprove reliabilityEducational modelsSmall footprintAir compressor
The invention discloses an oil and gas pipeline defect detecting and monitoring experimental platform. The oil and gas pipeline defect detecting and monitoring experimental platform comprises an oil and gas pipeline detecting experimental platform, wherein a three-layer pipeline support mechanism is arranged on the pipeline detecting experimental platform, the three-layer pipeline support mechanism is provided with a first pipeline layer, a second pipeline layer and a third pipeline layer in the sequence from bottom to top, an L-shaped pipeline layer is arranged on the edge of the three-layer pipeline support mechanism, soil covers the first pipeline layer and the L-shaped pipeline layer, and the air inlet ends of the first pipeline layer, the second pipeline layer, the third pipeline layer and the L-shaped pipeline layer communicate with an air outlet of an air compressor. The oil and gas pipeline defect detecting and monitoring experimental platform has the beneficial effects that the oil and gas pipeline detecting experimental platform is small in floor area, compact in structure and easy for teaching, the pipeline simulation detection precision is high, the reliability is good, thus a foundation is provided for the monitoring and detecting of the real pipeline leakage, and the training on special pipeline detecting personnel and the experiment teaching for students by schools are facilitated.
Owner:CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

Water-erasure politics teaching board

A water-erasure politics teaching board comprises a writing board, a pair of telescoping support rods, rotating heads and supporting legs. The writing board comprises a face board, a magnetic board, a board core and a base board, wherein the face board is a metal board with the upper surface painted with a layer of beige paint, and the face board, the magnetic board, the board core and the base board are sequentially molded in a mutually bonded mode; the periphery of the molded board is provided with frames and arc-shaped frame corners, each telescoping support rod is connected with the corresponding rotating head through a sliding rod, the rotating heads are fixedly arranged on the back face of the base board, a display board is arranged on the face board, magnetic blocks are arranged on the four corners of the display board, and the display board adheres to the surface of the face board through attraction between the magnetic blocks and the magnetic board; and each supporting leg is composed of a supporting arm, a universal wheel and a supporting foot, each supporting arm is connected with the bottom of the corresponding telescoping support rod, and each supporting foot is installed at one side of the bottom end of the corresponding supporting arm through a transverse board. The water-erasure politics teaching board is simple in structure and soft in color, protection of eyes of students is promoted, contamination of a teaching environment is avoided, and teaching is lively and interesting.
Owner:SHANGHAI MINXING SECOND MIDDLE SCHOOL

Hydraulically-driving hexapod robot control system

The invention belongs to the multi-legged robot technology field and especially relates to a hydraulically-driving hexapod robot control system. Most of the current hexapod robot controller systems have low reliability and stability. Aiming at the above problem, the following scheme is proposed. A vehicle frame and a control system are included. Left and right sides of the vehicle frame are provided with running mechanisms, the control system is arranged on an inner wall of the vehicle frame, and the control system comprises a handle control module, a main control module, a hydraulic cylindercontrol module, a hydraulic cylinder module, a displacement sensor module and a power supply module. The power supply module is connected to a power supply end of the main control module, and a signaloutput end of the handle control module is connected to a first signal input end of the main control module. The system has a simple structure, usage is wide, an open source code is achieved, development cost is low and learning and understanding are easy. The main controller has multiple expandable interfaces, which is convenient for real-time hardware extension. And there are various software functions.
Owner:JILIN UNIV

VR (Virtual Reality) logistics simulation system for teaching

The invention provides a VR (Virtual Reality) logistics simulation system for teaching. The system comprises an information flow and synchronization module, a forklift simulation driving module, a logistics system role conversion module, a scene roaming familiar module, an overall process guide module, an error information prompt and statistics module and a grading system judgment module. The system is mainly used for simulating a set of process of the logistics system, including flow of logistics information in the logistics system flow, steps, operation and process of out-put and in-put of warehouse, information distribution of logistics goods, the goods circulation process and to-be-delivered places. The provided teaching mode is provided with a whole set of process for prompting and guiding, thereby facilitating users to learn and understand, and the error information prompt module returns to an error step and is used for tracking logistics goods information. The limitation of a grading rule standard is achieved, thereby facilitating the users to learn. Through the steps of performing an assessment test on the users in combination with an assessment mode, customizing the numberof the goods and the like, the users can better conduct learning and mastering.
Owner:郑州幻视科技有限公司

Demonstration device for physical education teaching

The invention discloses a demonstration device for physics education teaching and relates to the technical field of physics teaching tools. The demonstration device comprises a demonstration box, wherein a straight plate I is fixed on one side of the upper part of the demonstration box; a radar speed tester is fixed in a position right aligned to the straight plate I on the other side of the demonstration box; a spring I is fixed on a side surface close to the part above the straight plate I, of the demonstration box; a baffle plate I is fixed at the tail end of the spring I; a pull rack is fixed on one side close to the spring I, of the baffle plate I; a fixing block is arranged on one side surface below the straight plate I, of the demonstration box; a transverse rod is fixed on the fixing block; a straight plate II is rotationally connected with the fixing block; a support rod is rotationally connected with the bottom surface of the straight plate II; the support rod is fixed with the transverse rod through a fixing clamp. By adopting the demonstration device, horizontal projectile motion and oblique projectile motion in physics teaching are very well demonstrated, students canunderstand and learn the principles conveniently, and in addition, the whole device is convenient to move, diverse in function and very applicable to physics education teaching demonstration.
Owner:MUDANJIANG NORMAL UNIV

Teaching type outer circle and plane dual-purpose grinding machine tool

The invention discloses a teaching type outer circle and plane dual-purpose grinding machine tool which comprises a bottom frame. A Y-axis moving part is arranged in the bottom frame; a worktable supporting plate is arranged on the bottom frame; an X-axis moving assembly is arranged on the worktable supporting plate; the worktable supporting plate is provided with a worktable; a fixed frame, a shaft-type workpiece supporting piece, a three-jaw chuck, a flat plate type workpiece supporting piece and a moving center are arranged on the worktable; the teaching type outer circle and plane dual-purpose grinding machine tool further comprises a grinding machine supporting plate; a Z-axis moving assembly is arranged on the grinding machine supporting plate; a grinding supporting plate is arrangedon the Z-axis moving assembly; and a grinding wheel is arranged on the grinding supporting plate. The dual-purpose grinding machine tool integrates an outer circle machine tool and a plane machine tool into a whole, and is small in size, convenient to carry and suitable for demonstration equipment in teaching; teaching of teachers is facilitated, the teaching effect is improved, and the study enthusiasm of students can be also improved; and the students can observe the operation situation of the equipment more visually, it is beneficial for the students to learn about the operation principle,and accordingly the practical ability is also improved.
Owner:QINZHOU UNIV

3d real-time reconstruction device

ActiveCN105513478AFacilitates interaction and comprehension for learningPerfect simulation reproductionEducational modelsSplit pointSecond screen
The invention discloses a 3d real-time reconstruction device, comprising an induction mechanism which comprises a first screen and a second screen which are arranged oppositely, wherein one side of the first screen orientating to the second screen is provided with an induction device, the induction device performs inductive detection on the space between the first screen and the second screen, and the second screen is provided with a plurality of segmentation points uniformly distributed; a simulation mechanism comprising a third screen, wherein the third screen is provided with a plurality of simulation moving points consistent with the segmentation points on the second screen; and an electric control mechanism which collects induction signals of the induction mechanism and drives the stimulation mechanism to perform simulation. In an original state, the space between the first screen and the second screen detected by the induction device is an initial value; when a visitor places an object between the first screen and the second screen or performs specific motions, the induction device detects the space change between the first screen and covered segmentation points, and the electric control mechanism collects exchange data of corresponding segmentation points, and drives the corresponding simulation moving points in the simulation mechanism to move so as to stimulate object profiles or specific motions.
Owner:GUOSHU TECHN LIMITED

Magnetic mineral interactive display device

The invention discloses a magnetic mineral interactive display device, including an exhibition stand mechanism, a multi-point touch control mechanism and an electromechanical control mechanism. The exhibition stand mechanism includes an exhibition stand, magnetic mineral fine sand placed on a stand surface of the exhibition stand, and a plurality of electromagnets uniformly distributed under the exhibition stand; the multi-point touch control mechanism includes a touch screen for visitors to touch; and the electromechanical control mechanism is arranged between the exhibition stand mechanism and the multi-point touch control mechanism, and energizes the corresponding electromagnets of the exhibition stand mechanism according to a pattern on the touch screen in the multi-point touch control mechanism, and the energized electromagnets adsorb the magnetic mineral fine sand on the exhibition stand, so that the magnetic mineral fine sand forms on the exhibition stand the pattern on the touch screen. That is to say, the visitors can draw on the touch screen, and then through the multi-point control mechanism and the electromechanical control mechanism and by use of the magnetic action between the electromagnets and the magnetic mineral fine sand, the magnetic mineral fin sand on the exhibition stand displays the same pattern on the stand surface.
Owner:GUOSHU TECHN LIMITED +1

Function test split-mounting table for automobile components

The invention discloses a function test split-mounting table for automobile components. The split-mounting table is provided with an electric appliance component, a support for supporting an electric rear window sunshade is arranged on the table top, the electric appliance component comprises a storage battery, a controller connected with the storage battery, a module P2 connector assembly connected with the controller and supplying power to the electric rear window sunshade to be tested, and a switch connected with the controller and controlling an output power supply to be turned on or off. A problem forward-shifting method is adopted for the function test split-mounting table for automobile components, single components are tested before being mounted in a split mode, and the components can be mounted on an automobile after the functions are tested to be normal. Thus, the adjusting and repairing quality of the whole automobile is guaranteed, the single automobile cost is reduced, work hours are saved, and such problems are thoroughly eliminated.
Owner:CHERY AUTOMOBILE CO LTD

Atmospheric pressure demonstrating device for physics teaching

The invention discloses an atmospheric pressure demonstrating device for physics teaching. The atmospheric pressure demonstrating device comprises a shell, supporting legs and a transverse partition board, wherein supporting legs are fixedly arranged at the bottom of the shell via bolts in a mode of being mutually symmetrical; a gas conduit is inserted into one side of the top of the shell; a balloon sleeves the end, which is located within the shell, of the gas conduit; a first control valve is embedded into one side, away from the gas conduit, of the top of the shell; a water inlet pipe is inserted into the bottom of one side of the outer wall of the shell; a second control valve sleeves the side, close to the shell, of the outer wall of the water inlet pipe; the transverse partition board is fixedly arranged in the center of the inner wall of the shell via a bolt; and a ventilation pipe is inserted in the axis of the transverse partition board. According to the atmospheric pressuredemonstrating device for physics teaching, the shell is partitioned via the transverse partition board, so that a full process of atmospheric pressure demonstration can be completed by one shell, andchange of atmospheric pressure can be obviously demonstrated; therefore, students can be facilitated in learning and understanding.
Owner:南京惊兰谷根自动化科技有限公司

Magnetic line and current direction visual generator model

The invention relates to a magnetic line and current direction visual generator model. The model comprises a box, a rotating device is arranged outside the box, and a rotating shaft of the rotating device extends into the box to be connected with a coil, magnetic field simulating devices are arranged on the two sides of the coil respectively, a running water lamp belt used for simulating and displaying current is arranged on the coil, and a positive pole and a negative pole of the running water lamp belt are respectively connected with the left side and the right side of the rotating shaft, the rotating shaft is a conductive body, strip-shaped insulating strips are arranged on the upper side and the lower side of the rotating shaft respectively, electric brushes are in abutted connection with the left side and the right side of the rotating shaft respectively, and a binding post is connected to the lower portion of each electric brush, and the two binding posts are connected with a positive pole and a negative pole of a power supply module respectively. Accordingly, during the exhibition, students can clearly and visually see how the direction of the coil current changes when the coil moves through the running water lamp belt, and the students can learn and understand conveniently.
Owner:张嘉馨

Surgical robot navigation plate and navigation method

The invention discloses a surgical robot navigation plate which comprises a navigation plate body, an outer frame is arranged on the periphery of the navigation plate body, a plurality of correction target spots are distributed on the navigation plate body, and a center correction target spot is formed in the center of the navigation plate body. The invention also discloses a method for guiding, correcting and tracking a surgical robot by using the navigation plate, the navigation plate is used as a middle bridge, a stable tissue structure image obtained by X-ray in an operation is matched with a pre-operation MRI image, a unified coordinate system is established with the robot, the unified coordinate system is used for guiding the robot to carry out positioning, and the positioning accuracy is improved. And the robot vision system is guided by the navigation plate to complete tracking and positioning in the operation. The method does not need third-party special navigation equipment commonly used at present, and has the advantages of being not shielded, simple, mature and stable in algorithm, low in cost, simple and easy to operate and learn, stable in system, high in flexibility, strong in expansibility, wide in application range, faster and higher in precision.
Owner:ZHUHAI WEIERKANG BIOTECH

Device for displaying teaching information of applied psychology

The invention discloses a device for displaying the teaching information of applied psychology, and the device comprises a fixed sleeve. The lower surface of the fixed sleeve is provided with a pedestal, and the fixed sleeve is fixedly connected with the upper surface of a bottom plate of the pedestal. The interior of the fixed sleeve is movably provided with a screw rod in a passing-through manner. A side surface of the screw rod is in threaded connection with a positioning nut, and the lower surface of the positioning nut makes contact with the upper surface of the fixed sleeve. The upper surface of the screw rod is provided with a support apparatus, and the central part of the upper surface of an installation plate of the support apparatus is provided with a support column. Moreover, the upper surface of the installation plate is provided with display apparatuses which are distributed uniformly. The upper surface, corresponding to the display apparatuses, of the installation plate is provided with a first clamping column, and the upper surface of the support column is provided with a cross-shaped plate. The device is simple in structure, is good in stability, improves the heightadjustment of the display apparatuses, can achieve the complete fixed displaying of the information, brings convenience to students for learning and understanding, is simple in operation, and is convenient to use.
Owner:SHANDONG LABOR VOCATIONAL & TECHN COLLEGE

Selective breeding method of white peaches

The invention discloses a selective breeding method of white peaches. The method includes the steps of S1, culturing seedlings; S2, planting the seedlings; S3, performing management after seedling planting; S4, pruning; S5, performing soil and fertilizer management; S6, performing water management; S7, performing disease and pest management; S8, performing flower and fruit management, to be more specific, reasonably thinning flowers and fruits. The method has the advantages that the method specifically includes initial white peach seed selection, cultivation time selection, seedling planting,pruning, water management, soil and fertilizer management, disease and pest management, flower and fruit management and the like, the planting process is easy in standardization and management, fast white peach growth is achieved, the seedlings cultivated by the method are high in planting survival rate, the picked fruits are good in taste and quality, high white peach yield is achieved, the method is suitable for large-scale production, green-hand fruit farmers can extremely conveniently learn about the white peach planting method, the economic benefits of white peach planting are increased effectively, and the method is suitable for being popularized and used.
Owner:六安市兆丰商贸有限责任公司

Display rack convenient for displaying engineering cost budgetary result

The invention discloses a display rack convenient for displaying an engineering cost budgetary result, and solves the problem that the existing engineering budget presentation cannot timely reflect and explain new budget situations occurring in the actual construction process. The display rack convenient for displaying the engineering cost budgetary result comprises a folding frame, a curtain mounted on the folding frame, a projector used for projecting on the curtain, a camera which is connected with the protector through an AV(Audio / Video) line, and a display stand used for displaying information of the engineering cost budgetary result; the display stand comprises a display area and a storage area; the display area comprises a touch display device arranged on one side of display area and a handwriting board arranged on the other side of the display area; the storage area comprises a bracket used for mounting the camera, a fixing station used for fixing the projector, and a pen box used for placing handwriting pens for the handwriting board. The display rack convenient for displaying the engineering cost budgetary result disclosed by the invention has the advantages of being convenient in explanation, simple in structure, convenient to operate and the like.
Owner:成都晨越造价咨询有限公司

Electrician teaching appliance

The invention discloses an electrician teaching appliance which is characterized by comprising a touch screen displayer and a multimedia teaching tool, wherein the multimedia teaching tool comprises a projector, a display screen, a computer and a loudspeaker box, the touch screen displayer is in wireless communication with the computer of the multimedia teaching tool, and the touch screen displayer comprises a capacitance input module, a power source start module and a computer data synchronous control module. The electrician teaching appliance avoids the defect that only the multimedia teaching tool is used in multimedia teaching process, in the teaching process of complex circuits, due to the fact that some complex circuits need to be operated to be clearly displayed, by means of the electrician teaching appliance, operation of the circuit can be carried out on the touch screen displayer, a teacher can conveniently carry out teaching demonstration, and study of students is facilitated.
Owner:STATE GRID CORP OF CHINA +1

Intelligent management method based on big data Internet of Things

The invention discloses an intelligent management method based on big data Internet of Things. The method comprises the following steps: firstly, according to the requirements of post standardized operation guidance, making post standardized job video, presetting and storing the video information and the operation product information in a management system database; enabling the manager to push apreset video to the PC display screen of the post terminal for rolling playing according to the post operation demand; when the product flows into an operation post, triggering a camera to start to collect operation information, uploading the operation information to a system center database for statistical storage, and performing big data comparison; when non-standard behavior operation occurs, pushing and reporting a real-time non-standard post operation to a related manager terminal, and performing prompting and warning at a PC display end of an operation post. In this way, standardized discrimination is continuously conducted for each operation process, the enterprise management structure can be optimized, the enterprise management capacity is improved, and the enterprise management cost is reduced.
Owner:深圳市世鑫富电子有限公司

Method and device for searching elementary mathematics handwritten formulas

The invention belongs to the technical field of network search, and particularly relates to a method and device for searching elementary mathematics handwritten formulas. A search website background is connected with a database containing all mathematical formulas in an elementary mathematics stage, and a user writes the content to be searched on a writing board, wherein the content is all names of a formula, a specific equation of the formula, one or more characters in the name of the formula, and any item in a section of formula in the equation of the formula, the writing content is captured by the writing board, the picture is transmitted to the computer, and then the picture is segmented by a digital image processing technology, finally, the segmented content is extracted and converted into character data, the data is subjected to fuzzy query in a database to find out all mathematical formulas corresponding to the character data, the content needing to be searched can be found more clearly through fuzzy query, and the tablet personal computer is used as the writing board to write the content needing to be searched more conveniently compared with a traditional keyboard for typewriting.
Owner:BINZHOU UNIV

Academic analysis recommendation system

The invention discloses an academic analysis recommendation system, which comprises the steps of obtaining a subject database, analyzing an examination score and grade ranking of each subject each time, and obtaining a score weight value of each specialty; a knowledge point analysis module is used for presetting the basic knowledge point tree diagram and the score of the basic knowledge point of each subject to obtain the proficiency and the completion degree of each basic knowledge point, and when the proficiency and the completion degree exceed threshold values, it is considered that the basic knowledge point recommendation module is proficiently mastered and used for calculating the score of the basic knowledge point corresponding to each specialty; and when the score of the knowledge point exceeds a threshold value, the major is used as an alternative recommendation item. According to the system, weak or skilled basic knowledge points of students can be obtained through analysis, professional recommendation is carried out on the mastering situation of the basic knowledge points, it can be guaranteed that the students can meet the professional learning requirement in the future, the foundation can be tamped in a targeted mode in the high school stage, and higher-order knowledge can be learned and understood more easily in the future.
Owner:广州宏途数字科技有限公司

An experimental simulation device for sports biochemistry

The invention discloses an experimental simulation device for sports biochemistry, which includes an experimental platform and a display box, the display box is placed on the experimental platform, a blood supply simulation mechanism is installed in the display box, and is located on the right side of the display box, the display box The organ simulation mechanism is installed in the display box and is located on the left side of the display box. The consumption simulation mechanism is placed in the display box and is located below the organ simulation mechanism. The present invention uses the blood supply simulation mechanism, the organ simulation mechanism and the consumption simulation mechanism Cooperating with each other, the dynamic demonstration of the human blood circulation entity is realized, and the content is visualized and intuitive, which is convenient for learning and understanding.
Owner:JILIN INST OF PHYSICAL EDUCATION

Economic management display column convenient to adjust

The invention relates to the technical field of display columns, and discloses an economic management display column convenient to adjust. The economic management display column comprises a main bodybracket, a display board, positioning blocks, telescopic pipes and magnet blocks, the display board is located on the inner side of the main body bracket, the display board is in transmission connection with the output ends of a first motor and a second motor, the positioning blocks penetrate through the lower portion of the right side wall of a clamping block and is clamped and fixed to the clamping block, and the upper ends of the telescopic pipes are in sliding connection with an annular sliding rail; the positioning blocks are disposed, and are adsorbed on the front surface of the displayboard through magnetic powder arranged in the display board, the magnetic powder in the display board is adsorbed by the positioning blocks, lines are drawn between data breaking points, economic management related broken line graph drawing is completed, the telescopic pipes are arranged, the magnet blocks are moved to drive the telescopic pipes to be stretched to corresponding height, and a histogram is imitated to display economic management related data, so that students can learn and understand the economic management related data conveniently, and subsequent dynamic data adjustment and change are facilitated.
Owner:武汉船舶职业技术学院

Cell mitosis dynamic simulation teaching aid

ActiveCN112652213ASimulate dynamic changesEfficiently simulate dynamic changesEducational modelsTeaching toolMitosis
The invention provides a cell mitosis dynamic simulation assembly, relates to the technical field of biological teaching equipment, and solves the technical problem that a teaching tool in the prior art influences a teaching effect due to the fact that a mitosis simulation process is not comprehensive enough and cannot be dynamically displayed. The assembly comprises a control device, a transmission device, a cell membrane assembly, a spindle body assembly and a dyeing monomer assembly, the cell membrane assembly comprises two arc-shaped pieces which are oppositely arranged and are in sliding fit, and part of sections of the two arc-shaped pieces are overlapped to form a circular mother cell membrane assembly in a surrounding mode; the spindle body assembly and the dyeing monomer assembly are both arranged in the circular maternal cell membrane assembly, the transmission device is in transmission connection with the spindle body assembly, and the spindle body assembly can abut against the corresponding arc-shaped piece and push the arc-shaped piece to slide; the two arc-shaped pieces can be separated from each other and form two independent sub-cell membrane assemblies; the simulation process is comprehensive, and dynamic display can be realized.
Owner:王宪

Educational activity device for teenager study tour

The invention relates to the technical field of educational activities, in particular to an educational activity device for teenager research tourism. According to the technical scheme, the vehicle comprises a vehicle frame, moving wheels are arranged on one side of the bottom of the vehicle frame, direction wheels are arranged on the other side of the bottom of the vehicle frame, a power motor is arranged on one side of the top of the vehicle frame, fan blades are fixedly installed at the output end of the power motor, a shell is arranged on one side of the power motor, and a storage battery is fixedly installed on the rear side in the shell. According to the invention, through the cooperation of the moving wheels, the direction wheels, the driving motor and the direction motor, the device is convenient to use by a person, the functionality of the device is increased, the operational ability of teenagers is improved, solar energy can be converted into electric energy by arranging a photovoltaic panel, so that the function of automatically charging the device when the device is used outdoors is realized, and the practicability of the device is improved. And meanwhile, teenagers can learn and understand photovoltaic power generation conveniently, the practicability of the device is improved, and the application range is expanded.
Owner:HUNAN UNIV OF HUMANITIES SCI & TECH

English vocabulary comparison demonstration device

The invention discloses an English vocabulary comparison demonstration device. The English vocabulary comparison demonstration device comprises a plastic strip block, a strip-shaped hole, a poking wheel, a bearing, a traction block, a connection groove, a fountain pen writing thin plate, a rectangular groove, a first cover strip plate, a second cover strip plate, a convex glass strip plate, a strip-shaped sliding groove, a long column cavity, a shaft rod, a sliding block, a square hole, wiping cloth and a connection block. According to the invention, a function of operating and spelling two comparative English words is realized; the difference between two similar and same words can be learned and found out conveniently in the operation demonstration; meanwhile, the operational ability of learners is improved; two corresponding cover strip plates which are connected with the plastic strip block in a sliding manner are pushed backwards to move, the effect of shielding corresponding unused parts is achieved, disorder caused by the fact that other shifting wheels with letters are driven to rotate due to misoperation is avoided, spelled words can be partially exposed, learners can writedown corresponding translated words conveniently, meanwhile, the translated words can be wiped off, and follow-up use is facilitated.
Owner:SHANDONG VOCATIONAL COLLEGE OF LIGHT IND
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