CN201760063U - Athletic training analysis system based on digital court and electromechanical signal - Google Patents
Athletic training analysis system based on digital court and electromechanical signal Download PDFInfo
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- CN201760063U CN201760063U CN 201020153588 CN201020153588U CN201760063U CN 201760063 U CN201760063 U CN 201760063U CN 201020153588 CN201020153588 CN 201020153588 CN 201020153588 U CN201020153588 U CN 201020153588U CN 201760063 U CN201760063 U CN 201760063U
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Abstract
The utility model relates to the athletic training automation field, in particular to an athletic training analysis system based on a digital court and an electromechanical signal. The athletic training analysis system comprises a mobile spliced-type digital court, a portable wireless myoelectric apparatus, a system synchronous controller, a field bus and a computer. The mobile spliced-type digital court can be spliced and connected into a square or rectangle court with different lengths and widths according to training requirements, and is also used for obtaining the gait information of athletes; and the portable wireless myoelectric apparatus consists of a plurality of myoelectric probes and is used for obtaining myoelectric signals of athletes. The computer and the synchronous controller are respectively communicated with the digital court and the myoelectric apparatus. The athletic gait information and the myoelectric signals are integrated according to one timeline to obtain human body surface myoelectric signals, human body step positions and pressure distribution feature, so as to obtain human body gesture parameters and human body muscle state information, and the athletic training analysis system is used for analyzing the relationship between the limb muscle state and the gait characteristic and between the relationship of the limb gesture and the local muscle strength and endurance.
Description
Affiliated field the present invention relates to the athletic training automatic field, particularly a kind of athletic training analytical system based on digitlization place and dynamoelectric signal.
Technical background
Fencing, tae kwon do, boxing, wrestling, athletics sports projects such as weight lifting all are world's conventional motion, they all are the important component parts of world's Olympic Games, China has certain advantage in these athletics sports projects, repeatedly obtaining marvelous results in the match and the Olympic Games, in the 2008 Olympic Games, China is in boxing, weight lifting, many pieces of gold medals have been obtained on the judo project, this type of athletics sports project becomes a spotlight of snatching a gold medal in China's Olympic Games, but compare the surging project of other China, fencing, tae kwon do, boxing, wrestling, athletics sports projects such as weight lifting are started late, advantage is also not obvious, compare with other these intermediate item poweies of the world, also have bigger gap.
China's fencing at present, tae kwon do, boxing, wrestling, the training teaching instrument of athletics sports projects such as weight lifting and research method all lack very much, universality instrument for training research does not have especially especially, basically be whether to move accurately only according to coach's naked eyes and the experience person that comes the training of judgement, trainer's learning difficulty is higher, can only understand the learning training situation roughly of oneself from macroscopic view, relating to concrete technical parameter just can't judge, lack objectively, the guidance method of science and training foundation, break out power and paces feature such as athletic limb muscle on the wrestling project, the step transfer point pedal ground strength, relation between limb muscle intensity and the step pressure distribution and relate to limbs stationarity relevant parameter etc., these information have great significance to coach and sportsman, the wrong inferior position place that not only helps objective understanding oneself, fundamentally solve the variety of issue that runs in the learning training, thereby at training, correct, improve training effect and competitiveness, the more important thing is and to help this type of competitive sport is formed an objective scientific understanding and analytical method, further investigation sport biomechanics feature, thereby the training guidance of science is provided, improves national competitiveness.Yet present stage does not but have effective tool method to help realize.
According to State Patent Office's retrieval center patent inquiry, a kind of fencing training guidance system at similar athletics sports is arranged, application number is: 200410041091.X, publication number is: CN1593703A comprises sword target, sensing and guidance unit, moving component, guiding mechanism, motion driver element, processing unit and computer.The sword target is made the apery shape of simulation quinte, is fixedly installed on the moving component.Sensing and guidance unit are connected to form by photophore and inductor, and each effectively hits the thorn position according to the rule of fencing is distributed on the sword target.Moving component, guiding mechanism and motion driver element drive the sword target and seesaw echocinesis person's moving forward and backward on kendo along straight line.Sensing and guidance unit, moving component can be under computer programming control be lighted or are moved by the sequence of appointment and time, and positive guide sportsman hits thorn and paces are trained, attack and defense training.The tool advantage is to solve exist in the present fencing training passive, blindly and the training effect problem that is difficult to estimate, for formulating drill program, the coach provides foundation, but can't obtain the relation between athletic limb muscle situation and paces feature, position, the step pressure distribution and relate to relevant parameters such as limbs stationarity, can not fundamentally resolve the substantive characteristics of this type games, the analysis of science evaluation be made in this type of competitive sport and press at present.
Summary of the invention the objective of the invention is to: the defective at sports such as present fencing, tae kwon do, boxing, wrestling, weight lifting training proposes a kind of athletic training analytical system based on digitlization place and electromyographic signal.According to information such as surface electromyogram signal information that obtains and sport biomechanicses, the analysis of science guidance method is provided, improve the athletic level of training.
Technical scheme of the present invention is: a kind of athletic training analytical system based on digitlization place and dynamoelectric signal, comprise movable worker's assemblied digitlization place, portable mobile wireless myoelectric apparatus, system synchronization controller, fieldbus, computer, it is characterized in that:
Polylith digitlization place module assembly unit connects into different length and width according to training requirement square or rectangle constitute movable assemblied digitlization place, each digitlization place module in movable assemblied digitlization place is connected to the system synchronization controller after being pooled to the CAN card by fieldbus, and the system synchronization controller is connected with computer; The portable mobile wireless myoelectric apparatus by a plurality of myoelectricities pop one's head in, high tenacity connects lead, the electromyographic signal box is formed, the electromyographic signal box includes data preprocessing module and data wireless sending and receiving apparatus, by with the system synchronization controller in the wireless module communication, and then being connected of realization and computer; The computer control system isochronous controller respectively the mode by CAN bus and wireless telecommunications realize and movable assemblied digitlization place and portable mobile wireless myoelectric apparatus between communication, by sending the system time of synchronizing signal accurate synchronous movement formula assembling-type digitlization place and portable mobile wireless myoelectric apparatus, after system time is confirmed synchronously, the computer control system isochronous controller sends system works and begins control signal, movable assembling-type digitlization place obtains athletic gait information and passes through fieldbus, CAN card and system synchronization controller are sent to computer, athletic dynamoelectric signal is gathered by the myoelectricity probe and is obtained, connect lead by high tenacity and be sent to the electromyographic signal box, carry out being sent to the wireless module of system synchronization controller in the mode of wireless transmission after the data preliminary treatment, and then be sent to computer; Finish jointly the transmission control of image data in the operation of whole system control and the training motion process, the synchronous correction control between each equipment of system by system synchronization controller and computer in the system work process.
Described movable assembling-type digitlization place is to be combined by the place module assembly unit of polylith square numeralization, adopt the damascene structures that protrudes, caves in to fix between each digitlization place module, power supply is connected by telescoping joint with signal bus, to realize combining closely between the module of digitlization place;
Its myoelectricity probe utilized adhesive tape to paste to be fixed on the skin at the position of surveying when described portable mobile wireless myoelectric apparatus used, and high tenacity connection lead is selected light weight, diameter is little, toughness is high enamel-covered wire for use.
Described system synchronization controller comprises generation, synchronization control circuit and the wireless transmission receiving circuit of data transaction transmission control circuit, synchronizing signal.
The dynamoelectric signal that motion gait information that described movable digitlization place obtains and portable mobile wireless myoelectric apparatus obtain is regular to same time shaft, be used to obtain human body limb muscular states, attitude control and gait dependency relation and with motion paces information, various athletic training analyses that limb motion information is relevant.
The present invention with respect to the beneficial effect of prior art is:
One, all be based on the training device automation at having the method for in these type of athletics sports, improving training now, improvement on the accuracy, the present invention proposes the athletic training analytical system based on digitlization place and dynamoelectric signal, can obtain the surface electromyogram signal and the human body paces position of human body different parts, the pressure distribution feature, thereby obtain human body attitude stability parameter and human muscle's status information, adopt the method for digitlization place in conjunction with electromyographic signal, the motion gait information that movable digitlization place obtains is regular to same time shaft with the surface electromyogram signal that the wireless myoelectric apparatus of the formula of taking is obtained, be used for objective analysis limb muscle state and paces feature, control of limbs attitude and local muscle strength, relation between the endurance, not only be fencing, tae kwon do, boxing, wrestling waits the learning training of athletics sports project that objective scientific guidance foundation is provided, for also having important practical significance from analysis and understanding sport biomechanics in essence.
They are two years old, the surface electromyogram signal that utilizes the portable mobile wireless myoelectric apparatus to obtain is the one dimension time series signal when muscle surface is movable by the neuromuscular under the surface electrode leader record, it changes the motor unit quantity with the participation activity, activity pattern is relevant with factors such as metabolism states, can be in real time, the activity and the functional status that under non-invasive state, reflect muscle exactly, thereby obtain the information such as energy active state of limbs different parts muscle in the different motion processes, simple and easy to do, no wound, interference to technical movements is little, is easy to be accepted by the experimenter.
They are three years old, utilize the motion gait information of movable digitlization place acquisition and the record and the analysis of electromyographic signal to have good real time performance and locality, can directly analyze firmly situation and other features of muscle, the sportsman that analysis obtains is in different motion processes, the muscle group of different parts helps " contribution " size of execution and the control of corresponding attitude stability for one-tenth, the intensity, endurance etc. of training related muscles be can strengthen at concrete sports items training requirement, thereby the purpose and the training effectiveness of training improved.
Description of drawings is described further patent of the present invention below in conjunction with drawings and Examples.
Fig. 1 is a movable digitlization place modular structure schematic diagram;
Fig. 2 is movable digitlization place whole structure figure;
Fig. 3 is a portable mobile wireless myoelectric apparatus pie graph;
Fig. 4 is system works flow process figure;
Among Fig. 1,1, connect shrinkage pool; 2, connector receptacle; 3,, telescoping joint's jack; 4, connect shrinkage pool; 5, connect iron nail; 6, telescoping joint's jack; 7, telescoping joint's jack; 8, connect iron nail;
Among Fig. 2,9, movable digitlization place; 10, fieldbus; 11, CAN card; 12, system synchronization controller; 13 computers;
Among Fig. 3,14, the surface myoelectric electrode; 15, high tenacity connects lead; 16, portable mobile wireless myoelectric apparatus; 17, electromyographic signal box; 12, system synchronization controller;
Fig. 1 is movable digital field modular structure schematic diagram. In Fig. 1, be processed with respectively two connector receptacle (2,3,6,7) around the every movable digital field module, contain respectively telescopic power connection and telescopic total wire terminal in the hole, two side faces is processed respectively two and is connected shrinkage pool (1,4) and are connected a connection iron nail (5,8), be processed with two opposite flanks that connect shrinkage pool (1,4) for connecting iron nail, be processed with two opposite flanks that connect iron nail (5,8) for connecting shrinkage pool; Earlier telescopic power connection and telescopic total wire terminal are pulled out during assembly unit and join, again with the connection shrinkage pool (1,4) of adjacent block be connected iron nail (5,8) and mutually embed and connect, the load of polylith digital field module spliced connects composing training needs the digital field of shape (9).
Fig. 2 is movable digital field whole structure figure; In Fig. 2, the load of polylith digital field module spliced connects and consists of movable digital field (9), the tool communication modes takes fieldbus (10) to connect, fieldbus (10) is connected to system synchronization controller (12) by CAN card (11), the synchronous control signal of movable digital field (9) and the transmission of image data are carried out transfer of data by fieldbus (10) and CAN card (11) with system synchronization controller (12), are finally processed by computer (13) analysis data; The synchronous correction control of the work overall process of dynamic formula digital field (9) and portable mobile wireless myoelectric apparatus (16) structure and data acquisition, transmission, storage, analysis are finished by computer (13) control isochronous controller (12) control whole system.
Fig. 3 is portable mobile wireless myoelectric apparatus pie graph; In Fig. 3, surface myoelectric electrode (14) by high tenacity connect lead (15) be connected to integrated dynamo-electric letter consumption pretreatment module in electromyographic signal box (17), the electromyographic signal box (17) and wireless module, electromyographic signal box (17) by wireless transmission mode and system synchronization controller (12) between communication;
Fig. 4 is the flow chart of system works, open computer (13), the movable digital field of upper electric-opening (9), system synchronization controller (12) and portable mobile wireless myoelectric apparatus (16), by computer (13) to movable digital field (9), system synchronization controller (12) and portable mobile wireless myoelectric apparatus (16) send initialization directive, finish the initial work of hardware, and then control system isochronous controller (12) sends the Synchronization Control instruction, the completion system synchronous working, under the co-controlling of computer (13) and system synchronization controller (12), movable digital field (9), portable mobile wireless myoelectric apparatus (16), become data acquisition, transmission, finally sending to computer (13) stores with data analysis and processes, sportsman and coach according to information analyze judgement, be used for to instruct training to improve results.
The specific embodiment
Embodiment: during actual the use, to train earlier research object corresponding the position of studying clean with alcohol wipe, with adhesive tape the surface myoelectric electrode is fixed on skin surface tightly together, the electromyographic signal box places the pocket of training research object, the motion that the length of high tenacity connection lead is sufficiently long to not influence the training research object is as the criterion, open computer, the system synchronization controller, after finishing power-up initializing, portable mobile wireless myoelectric apparatus and movable digitlization place carry out system synchronization, after system is ready to work, the sportsman moves on movable digitlization place, by the athletic step shape of flexible sensor array acquisition and recording in the movable digitlization place, the position, paces characteristic informations such as pressure distribution, by fieldbus the data that collect are passed to computer through CAN card and system synchronization controller, meanwhile, the portable mobile wireless myoelectric apparatus is sent to the preliminary treatment that the electromyographic signal box carries out data with the surface electromyogram signal that collects, and be sent to the wireless receiving module of system synchronization controller by wireless module, be ultimately delivered to the Computer Storage analysis, computer is regular to same time shaft with the surface electromyogram signal and their the system time information that collect with athletic paces characteristic information and portable mobile wireless myoelectric apparatus that movable digitlization place collects, obtain sportsman paces feature and the corresponding muscular states of any time, finish parameter-definition based on concrete sports events, the structure of training pattern, the region of interest muscle power, contraction change, the dynamic change of load and duration, corresponding sport biomechanics analysis is finished in the analysis of gait feature and the extraction of characteristic parameter.The training guidance that is used to disclose the human motion biomechanical characterization and gives sportsman's science based on the analysis result of test data.
Claims (4)
1. athletic training analytical system based on digitlization place and dynamoelectric signal comprises that movable assemblied digitlization place (9), portable mobile wireless myoelectric apparatus (16), system synchronization controller (12), fieldbus (10), computer (13) is characterized in that:
Polylith digitlization place module assembly unit connects into different length and width according to training requirement square or rectangle constitute movable assemblied digitlization place (9), each digitlization place module in movable assemblied digitlization place (9) is connected to system synchronization controller (12) after being pooled to CAN card (11) by fieldbus (10), and system synchronization controller (12) is connected with computer (13); Portable mobile wireless myoelectric apparatus (16) by a plurality of myoelectricities pop one's head in (14), high tenacity connects lead (15), electromyographic signal box (17) is formed, electromyographic signal box (17) includes data preprocessing module and data wireless sending and receiving apparatus, by with system synchronization controller (12) in the wireless module communication, and then being connected of realization and computer (13); Computer (13) control system isochronous controller (12) respectively the mode by CAN bus and wireless telecommunications realize and movable assemblied digitlization place (9) and portable mobile wireless myoelectric apparatus (16) between communication.
2. it is characterized in that according to right 1 described a kind of athletic training analytical system based on digitlization place and dynamoelectric signal: described movable assembling-type digitlization place (9) is to be combined by the place module assembly unit of polylith square numeralization, adopt the damascene structures that protrudes, caves in to fix between each digitlization place module, power supply is connected by telescoping joint with signal bus, to realize combining closely between the module of digitlization place.
3. it is characterized in that according to right 1 described a kind of athletic training analytical system based on digitlization place and dynamoelectric signal: its myoelectricity probe (14) utilized adhesive tape to paste to be fixed on the skin at the position of surveying when described portable mobile wireless myoelectric apparatus (16) used, and high tenacity connection lead (15) is selected light weight, diameter is little, toughness is high enamel-covered wire for use.
4. it is characterized in that according to right 1 described a kind of athletic training analytical system based on digitlization place and dynamoelectric signal: described system synchronization controller (12) comprises generation, synchronization control circuit and the wireless transmission receiving circuit of data transaction transmission control circuit, synchronizing signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201020153588 CN201760063U (en) | 2010-04-08 | 2010-04-08 | Athletic training analysis system based on digital court and electromechanical signal |
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| CN 201020153588 CN201760063U (en) | 2010-04-08 | 2010-04-08 | Athletic training analysis system based on digital court and electromechanical signal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103886215A (en) * | 2014-04-04 | 2014-06-25 | 中国科学技术大学 | Walking ability calculating method and device based on muscle collaboration |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103886215A (en) * | 2014-04-04 | 2014-06-25 | 中国科学技术大学 | Walking ability calculating method and device based on muscle collaboration |
| CN103886215B (en) * | 2014-04-04 | 2017-01-11 | 中国科学技术大学 | Walking ability analyzing method and device based on muscle collaboration |
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