60 results about "Physical education" patented technology

The invention relates to the technical field of physical education management, and particularly discloses a digital informatization physical education comprehensive management system, which comprises a user interaction module, a data acquisition module, a data processing module, a system optimization module and a distributed database, the data acquisition module acquires teaching content, motion completion degree and user physiological data through a camera, a motion capture sensor and wearable equipment; the data processing module cleans and converts the data, and quantitatively evaluates whether the learning results of the students are qualified or not by using a constructed education evaluation coefficient mathematical model; the system optimization module calculates a scene optimization coefficient by analyzing a user favorable comment trend and multimedia loading performance, and automatically identifies a teaching scene needing to be optimized; the distributed database adopts a master-slave replication and fragmentation technology to improve data access efficiency and fault tolerance, digital management of physical education is achieved, and therefore the quality and efficiency of physical education are improved.

The application relates to the technical field of data management, in particular to an intelligent sports teaching data management method and system. The method comprises the following steps: collecting motion video stream data and inertial motion data of students; mapping a camera coordinate system of the video stream data and a body coordinate system of the inertial motion data to a world coordinate system; constructing a state space model based on an extended Kalman filter, and iteratively calculating to obtain a corrected student three-dimensional skeleton posture sequence; calculating an optimal matching path and a similarity distance between the student three-dimensional skeleton posture sequence and a standard action template sequence; and generating a quantitative action score according to the similarity distance. The application eliminates integral drift while ensuring the anti-occlusion capability by using an extended Kalman filter algorithm; meanwhile, an improved dynamic time warping algorithm is introduced, the standardization and objectivity of action quality scoring are realized, and the scientificity, safety and individualization level of sports teaching are effectively improved.

The invention relates to the technical field of data management, in particular to an intelligent physical education data management method and system. The method comprises the following steps: collecting motion video stream data and inertial motion data of a student; uniformly mapping a camera coordinate system of the video stream data and a body coordinate system of the inertial motion data to a world coordinate system; a state space model based on extended Kalman filtering is constructed, and a corrected student three-dimensional skeleton attitude sequence is obtained through iterative calculation; calculating an optimal matching path and a similarity distance between the three-dimensional skeleton posture sequence of the student and the standard action template sequence; and according to the similarity distance, generating a quantized action score. According to the invention, by using the extended Kalman filtering algorithm, integral drift is eliminated while the anti-shielding capability is ensured; meanwhile, an improved dynamic time warping algorithm is introduced, standardized and objective scoring of the motion quality is achieved, and the scientificity, safety and individuation level of physical education are effectively improved.

The invention discloses ball serving equipment for physical education training, belongs to the technical field of physical training, and aims to solve the problems that continuous feeding is interrupted and impurity particles on the surface of a tennis ball splash to a training area at a relatively high speed due to friction clamping stagnation of the tennis ball in a funnel due to a stacking effect. The device comprises a moving vehicle and an adjusting seat arranged on one side of the moving vehicle, a launching cylinder is fixedly installed on one side of the adjusting seat, and a launching piece is arranged at one end of the launching cylinder. Through the double-pushing design that the launching piece is in linkage with an elastic jacking piece, the phenomena of accumulation clamping stagnation and bridging of tennis balls in a discharging piece are effectively broken through; in the ball pushing process of the pushing piece, impurities on the surfaces of the tennis balls are separated under the action of extrusion and friction and are collected into the collecting box in a centralized mode through the discharging holes, and the safety accidents that the impurities splash along with high-speed tennis ball launching, skin scratching, foreign matter entering eyes and the like are avoided.

1. Name of the product in this design: Sports Teaching Operation Demonstration Device. 2. Purpose of this design: for physical education teaching. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a first-aid alarm whistle ring device for a campus physical education class, and belongs to the field of first-aid alarm. Comprising a shell, an annular groove is formed in the lower surface of the shell, a mounting plate is arranged on the inner side of the annular groove, a power source is fixedly connected to the upper surface of the mounting plate, and a controller is fixedly connected to the position, located on the left side of the power source, of the upper surface of the mounting plate; a positioner is fixedly connected to the upper surface of the mounting plate and located on the right side of the power supply; according to the device, through the synergistic effect of the core function module, the alarming and positioning functions can be triggered in time when an accident occurs in a physical education class, the audible and visual alarm can quickly attract surrounding attention through double warning of sound and light, the synchronous positioning function can accurately collect the accident occurrence position and push the accident occurrence position to a rescue worker terminal, manual running for notification is not needed, and the working efficiency is improved. The problems that a traditional emergency call mode is low in efficiency and fuzzy in positioning are effectively solved, precious time is won for timely treatment of injured students, and the injury aggravation risk is reduced.

The utility model discloses a throwing training device with a motion monitoring function, which belongs to the technical field of sports event training devices, and comprises a motion support frame and a height adjusting slideway, a motion shaft is connected between the motion support frame and the height adjusting slideway, the motion shaft is obliquely arranged, the motion shaft is sleeved with a motion handle, and the motion handle is connected with the height adjusting slideway. The motion handle is a pipeline type sliding pipe, the motion handle penetrates through the motion shaft and can slide along the motion shaft, a wireless motion posture monitoring module is arranged in the motion handle, the wireless motion posture monitoring module is used for monitoring the accelerated speed of the motion handle, the wireless motion posture monitoring module is connected with a microcontroller, and the microcontroller is connected with the motion shaft. The microcontroller is connected with a wireless transmission module, a throwing data monitoring device and a data analysis system which are convenient to install and use are provided, and the training device is small in occupied area, can be operated indoors and is suitable for being popularized and used in physical education.

1. Name of the product in this design: Jump rope handle (intelligent counting jump rope). 2. Purpose of this design: for student physical fitness testing, physical education entrance examinations, fitness training, and sports events. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The present disclosure belongs to the technical field of sports equipment, and in particular relates to a soccer drill table for physical education. In response to the problem that soccer sport cannot be depicted and drilled vividly when soccer teaching is performed via a soccer drill table, formal and clear boundary lines are arranged, allowing a lecturer to explain to students more easily, and helping the students to comprehend rules of a soccer field more clearly and visually; and the delineation of the boundary lines enables the students to better comprehend tactics on the soccer field, helps students know how to better collaborate and cooperate in different areas, and provides the students with clear and definite training objectives.

This utility model provides an adjustable high jump training device for physical education, relating to the field of physical education equipment technology. It includes a base, with adjustment mechanisms symmetrically installed on the top of the base near the left and right sides. A drive assembly is installed inside the base. The adjustment mechanism includes a fixed column welded to the top of the base, and an adjustment assembly installed inside the fixed column. A crossbar assembly is installed inside the adjustment assembly and located inside the fixed column. A reset assembly is installed around the fixed column. Through the coordinated use of the drive assembly, fixed column, and adjustment assembly, the height of the stop lever can be adjusted. Through the coordinated use of a turntable, push plate, fixed plate, rotating shaft, and magnet, the stop lever can be quickly pushed inward after use, bringing the inner ends of the two stop levers close together and completing the connection. Compared to traditional training devices, this greatly improves ease of use and effectively enhances practicality.

This invention discloses an AI-based physical education exam scoring method, belonging to the field of exam scoring methods, including the following steps: (1) activating the cameras deployed in the exam room to collect motion images and facial expression images of the examinee during pull-ups; (2) analyzing the collected facial expression images using AI image recognition technology to divide the exam process into three stages; (3) for each stage, analyzing the examinee's motion images using AI technology to determine whether each pull-up motion is a qualified motion; (4) counting the number of qualified motions in each stage and scoring them separately, adding the scores of the three stages to obtain the examinee's final exam score. This invention can divide the exam into three stages based on facial expression recognition, perform differentiated analysis on the motion characteristics of each stage, better fit the examinee's physical fitness change patterns, and make the evaluation results more targeted.

The invention provides novel physical education equipment for physical education. The novel physical education equipment structurally comprises a positioning base, a supporting frame, a balancing weight, a tension rope, a rotating shaft, a tension rod and an auxiliary structure. On the basis that an auxiliary structure is additionally arranged on the positioning base, the positions of the partition plate and the limiting block are determined through the magnetic suction plate and the insertion block, so that the balancing weight is separated from one end of the positioning base, and the situation that the head of a trainee collides with the balancing weight due to the fact that the trainee inclines forwards under the tension condition is prevented; the vertical or parallel placement position of the adjusting body can be changed through the detachable effect of the clamping blocks of the adjusting body, so that trainees can carry out standing or lying tension training, meanwhile, position limiting is carried out by combining the cooperation of the protruding blocks and the limiting blocks, and the two ends of the tension rod can be inserted into the containing grooves in the protruding blocks; the tension bar can be temporarily positioned when trainees lie flat for training, so that the effect of slight enthusiasm is achieved, and the use safety coefficient and the multi-directional limiting use effect of the physical education equipment can be improved.

The invention discloses a physical education teaching quality dynamic evaluation system and method based on artificial intelligence, and the system and method are realized through the following steps: employing an inertial motion capture sensor, a non-embedded physiological signal measurement device, a camera and a microphone; collecting motion postures and physiological data of students and teaching behaviors and explanation contents of teachers in real time; after cleaning, denoising and format conversion are carried out on the collected data, feature extraction and mode recognition are carried out by adopting a machine learning and deep learning model, and the exercise performance of students and the teaching effect of teachers are analyzed; a dynamic evaluation model is constructed based on the analysis result, and the model integrates a motion efficiency comprehensive evaluation function and comprehensively considers the motion accuracy, the motion stability, the physiological load index and the motion sequence fractal dimension to achieve objective evaluation; finally, personalized teaching suggestions are provided for teachers according to evaluation results, and customized learning paths and resources are planned for students. According to the invention, real-time, dynamic and intelligent assessment of the physical education teaching process is realized, the assessment efficiency and accuracy are significantly improved, and teaching optimization and personalized development are promoted.

The invention discloses a student comprehensive physical fitness interesting exercise test method based on motion quality grading and self-adaptive combination, which comprises the following steps: acquiring basic physical fitness data of a student through face recognition, and calculating initial difficulty scores and increment scores of five test items of squatting, boxing, jumping, high leg raising and sideways bending by adopting a threshold grading algorithm; the first 5N groups are trained in a fixed sequence, the coordinates of the key points of the actions of the students are obtained through the visual capture technology, and the quality score and the comprehensive score of each action are calculated; executing adaptive selection based on the quality accumulated score, and dynamically selecting a training item by adopting a minimum score selection strategy and a minimum value optimization principle of a ratio of an item selection score to a residual increment score; according to the method, the test content can be adaptively adjusted according to the individual difference of the students, the scientificity and interestingness of the test are improved, and the method is suitable for school physical fitness test and physical education.

The invention relates to a student exercise emotion supervision method and device based on a large model, and a medium, and belongs to the technical field of emotion supervision, and the method comprises the steps: training a student exercise emotion large model; determining an emotion feature score, and determining a teaching link score; determining a teaching emotion score, a teaching state score, a teaching time score and a teaching abnormity score; determining a process tracking score, determining a process influence score, and determining a process criterion score according to the portrait center point coordinates of the students and the student clustering center coordinates; process participation scores are determined, and training abnormity judgment scores are determined; determining an activity criterion score, and determining an activity abnormity score; determining an emotion abnormity score; and judging whether the students have emotional abnormalities according to the emotional abnormality scores, and if the judgment result is that the students have the emotional abnormalities, sending reminding information to the sports teachers and the class advisers. The method can accurately judge whether the exercise emotion of the students is abnormal or not, and the physical education teachers and class advisers conduct teaching intervention guidance in time.

This invention discloses a method for constructing an AI-assisted assessment system for physical education teaching scenarios, belonging to the field of education. The method includes the following steps: First, a standard movement sample database is constructed based on physical education teaching standards, containing movement samples and feature annotations from multiple angles and difficulty levels; second, an AI assessment model is designed, using computer vision technology to extract key points of human posture, and combining temporal analysis algorithms to achieve automatic recognition and quantitative scoring of movements; then, a recording module, a feedback module, and a report generation module are integrated to provide video acquisition, real-time analysis, and personalized guidance functions; finally, the system is continuously improved through an iterative optimization path of data acquisition, model training, system integration, and experimental verification. This invention realizes the transformation of physical education teaching assessment from a subjective experience-driven model to a data-driven model, supports multi-dimensional movement scoring and deviation localization, provides objective and unified evaluation results, and offers immediate and accurate feedback, effectively improving teaching guidance efficiency and students' movement skill levels.

The invention discloses an agile trapezoidal training teaching aid for pupils, and belongs to the technical field of teaching aids, the agile trapezoidal training teaching aid comprises two nylon belts and a plurality of plastic crosspieces, the two nylon belts are arranged in parallel, each nylon belt is provided with a plurality of blocking strips distributed at equal intervals, the plurality of plastic crosspieces are horizontally distributed at equal intervals, and the plastic crosspieces are arranged in parallel. The two ends of each plastic crosspiece are respectively provided with an inserted crosspiece seat, the plastic crosspieces are detachably connected with the two crosspiece seats, each crosspiece seat is provided with a positioning piece, and the positioning pieces can slide on the nylon belt. The device is simple in structure and convenient to carry, does not need to be assembled, is particularly suitable for agility, coordination and stride frequency training, can be used for various jumping and stride exercises, helps students to improve the exercise reaction speed and the flexibility of lower limbs, and provides a practical and multifunctional teaching aid for physical education in primary schools.

1. Name of the product in this design: Sports Teaching Board. 2. Purpose of this design: For writing and displaying physical education teaching content. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The basketball throwing equipment for physical education structurally comprises a main body, a guide net and a frame, the guide net is arranged at the top of the main body, the frame is connected to the side end of the top of the guide net, the frame is made of a metal material, the main body comprises a box body, universal wheels, a supporting rod and a threaded pipe, and the top of the rear end of the bottom of the box body is connected with the end face of the bottom of the guide net. And the number of the universal wheels is two, the universal wheels are arranged on the end face of the left side of the bottom of the box body, the threaded pipe is installed on the end face of the bottom of the supporting rod, and the threaded pipe is movably matched with the end face of the supporting rod. And finally, the end face of the basketball is impacted by the pushing device, so that the basketball can fly out along the end face of the pushing pipe, and the basketball can be automatically conveyed to the hands of a person for throwing training.

The invention discloses an informatization physical education platform management system, which comprises a data acquisition module, an intelligent analysis decision module, a teaching management module and a multi-terminal collaborative interaction module, so that the problems of low efficiency and incompleteness of traditional manual recording can be solved, and the real-time performance, objectivity and comprehensiveness of data are improved; by utilizing machine learning and big data, the system automatically generates a physique report, identifies action problems and provides improvement suggestions; a personalized training scheme is recommended according to physical ability and interests of students, and individualized teaching is realized; meanwhile, by monitoring indexes such as the heart rate, abnormity is early warned in real time, sports injury is prevented, and safety is guaranteed. The system supports intelligent course arrangement, non-inductive attendance checking and electronic score management, and the burden of teachers is relieved; through visualized analysis of process and result data, sports evaluation is promoted to turn from'result seeing 'to're-process', and the scientificity and fairness of evaluation are improved.

The leg pressing device for physical education comprises a base, sleeves are fixedly installed on the two sides of the top of the base, sliding rods are connected into the sleeves in a sliding mode, and leg pressing plates are fixedly installed at the top ends of the sliding rods. According to the leg pressing plate, by arranging the rotating plate, the supporting legs and the balancing weights, the effect of conveniently reinforcing and supporting the sleeves can be achieved, then the effect of improving the using stability of the leg pressing plate is achieved, when the rotating plate, the supporting legs and the balancing weights need to be stored, a handle can be reversely rotated to drive a sliding rod to descend, and the sliding rod can descend to enable a limiting rod to descend; and after the limiting rod descends to the outer portion of the limiting opening, the rotating plate can be rotated, then the grip is rotated to enable the limiting plate and the limiting rod to reset, the reset limiting rod can limit the rotated rotating plate, and then the effect of conveniently limiting and fixing the stored rotating plate is achieved.

The utility model discloses a wrist force training device for physical education, and relates to the technical field of wrist force training, the wrist force training device comprises a pressing arm mechanism, the pressing arm mechanism comprises an arc-shaped plate, the top of the arc-shaped plate is connected with a threaded rod in a penetrating mode, the bottom of the threaded rod is movably connected with an arc-shaped pressing rod, and the outer end of the arc-shaped pressing rod is sleeved with a soft sleeve. A rotating handle is fixedly connected to the top of the threaded rod, a handle is connected to the rear portion of the arm pressing mechanism and comprises a U-shaped handle, two springs are fixedly connected between the arc-shaped plate and the U-shaped handle, and a wrist pressing sleeve is connected between the two springs in a sleeving mode; the spring can be bent in advance by adjusting the arm pressing mechanism to increase the initial elastic force of the spring, so that the wrist force training resistance can be adjusted according to actual use requirements during wrist force training, the training requirements of different users are met, use is convenient, and the training effect is better.

The invention discloses a simulation system for single-bamboo floating land training and sports, and relates to the technical field of physical education and training equipment.The technical scheme includes that the simulation system comprises a main floating block, a pulley shell is arranged at the bottom of the main floating block, a steering shaft is fixedly connected to the upper portion of the pulley shell, and the steering shaft is rotatably connected with the bottom of the main floating block; a pulley is rotatably connected to the interior of the pulley shell, a first brake shell is fixedly connected to the upper portion of the pulley shell, a second motor is arranged on the upper portion of the first brake shell, and a second threaded rod is arranged at the output end of the second motor. A first brake disc is driven by a second motor to press downwards, so that the surface of a friction pulley is subjected to primary braking, a friction wheel arranged on one side of a second brake shell synchronously rotates under the friction driving of the pulley while the first brake disc brakes, then second brake discs on the two sides are driven to clamp inwards, and further braking is achieved.

The invention discloses a physical education evaluation system based on artificial intelligence, and relates to the technical field of teaching evaluation systems, the system comprises a motion data acquisition module, a data preprocessing module, a motion feature extraction module, a teaching target constraint generation module, a teaching evaluation model module and an evaluation result output module; the system collects motion video image data and / or motion sensing data of students in the physical education process, carries out denoising, time alignment and standardization processing on the motion data, and extracts motion track features, joint motion features and motion intensity features based on an artificial intelligence algorithm; and under the action of the teaching target constraint, carrying out weighted fusion and analysis on the multi-dimensional motion characteristics, generating a physical education teaching evaluation result at least comprising motion normalization, technology completion degree and exercise load, and outputting the matching degree between the student exercise performance and the corresponding teaching target.

The application provides a long jump evaluation method and device, electronic equipment and a storage medium, wherein the method comprises: determining a to-be-tested video under a long jump evaluation area and a scale line coordinate; determining a landing frame from each frame in the to-be-tested video; performing foot segmentation on the landing frame based on the coordinates of the foot skeleton points of the personnel in the landing frame to obtain the coordinates of a plurality of foot contour points in the landing frame; and performing long jump result evaluation based on the coordinates of the plurality of foot contour points in the landing frame and the scale line coordinate, thereby overcoming the defect of inaccurate long jump result calculation in the traditional scheme, analyzing the state of the test personnel through human body detection, posture estimation and foot segmentation analysis to determine the landing frame corresponding to the landing frame, and performing result evaluation accordingly, thereby improving the accuracy of long jump result calculation; in addition, the use of computer vision technology and a cycle state machine for long jump evaluation also improves the long jump evaluation efficiency and the teaching efficiency of the physical education class.

This invention discloses a method, system, device, and medium for counting jump ropes, aiming to solve the problems of low efficiency and poor accuracy in existing jump rope counting methods. The method includes: analyzing collected student jump rope video frames using a pre-trained target detection model and a jump rope counting detection model; the jump rope counting detection model, based on a network structure including a motion analysis module, extracts multi-scale features of key human body points and outputs a heatmap of human skeletal points; the target detection model outputs the position information of the jump rope; by judging whether the spatial positional relationship of specific human skeletal points (such as wrists, hips, and ankles) in a continuous frame sequence conforms to a preset jumpable state, and combining the transition between the jump rope's airborne and falling states relative to all human skeletal points, a valid jump rope determination and counting is completed. This invention achieves automatic and accurate counting of jump rope activities in physical education classes or tests, improving efficiency and objectivity.

This application discloses an intelligent monitoring and early warning system for physical education class exercise load, comprising: a video acquisition module for acquiring raw exercise video data of students to be monitored during multiple class periods; a feature extraction module for extracting the coordinate sequence of key skeletal points of students in each period based on the raw exercise video data; calculating multidimensional motion feature vectors based on displacement changes; a temporal reconstruction module for constructing a temporal motion feature matrix from the multidimensional motion feature vectors; a trend prediction module for inputting the temporal motion feature matrix into a load trend prediction model and outputting the predicted exercise load change range of the students to be monitored within a preset short period of time; a risk determination module for matching the predicted exercise load change range with a safe load threshold generated based on the individual physical fitness benchmark of the students to determine whether the predicted exercise load change range has a risk trend of exceeding the safe load threshold; and an early warning execution module for generating trend overload early warning information for the students to be monitored.

The application discloses a kind of intelligent sports comprehensive training platform systems based on behavior characteristic identification, it is related to sports training, characteristic identification technical field, it includes multi-source data acquisition, data preprocessing, feature extraction, feature fusion and evaluation and risk intervention module.System obtains movement and pressure data by visual sensor matrix and flexible pressure sensing unit, extracts and fuses geometric posture, barycenter trajectory and muscle power feature using inverse dynamics algorithm and Transformer architecture, and constructs biomechanics constraint model.The application can deeply perspective the internal power mechanism of the trainee, accurately identify the barycenter deviation and joint compensation phenomenon, realize the active intervention of sports injury risk and the quantitative evaluation of energy transmission efficiency, significantly improve the objectivity of training evaluation and the scientificity of training, provide digital closed-loop management and personalized guidance scheme for physical education.

1. Name of the product in this design: Intelligent Training Equipment for Sports Teaching. 2. Purpose of this design: This design is intended for use as an intelligent playback device in sports training and teaching. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This application provides a method for evaluating the effectiveness of physical education teaching based on Bayesian networks, including: calculating the interaction density and intensity distribution of classroom activities per unit time for behavioral feature sequences, extracting key feature indicators, and performing data dimensionality reduction; aligning the dimensionality-reduced classroom behavioral features with standardized physical fitness scores to construct the initial structure of the Bayesian network and determine the relationships between nodes; if there is a lag effect, introducing a time delay factor to adjust the conditional probability distribution in the Bayesian network and capturing the cumulative impact of classroom behavior on physical fitness test results; considering individual differences, calculating individual response coefficients based on students' historical physical fitness test results and classroom behavior data to correct the conditional probability distribution in the Bayesian network; and based on the constructed Bayesian network, inputting real-time classroom behavioral feature data to calculate the probability quantification value of teaching effectiveness and generate teaching effectiveness evaluation results.