CN103691127B - A kind of discus height measuring device based on ultrasonic sensor - Google Patents
A kind of discus height measuring device based on ultrasonic sensor Download PDFInfo
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- CN103691127B CN103691127B CN201310723475.9A CN201310723475A CN103691127B CN 103691127 B CN103691127 B CN 103691127B CN 201310723475 A CN201310723475 A CN 201310723475A CN 103691127 B CN103691127 B CN 103691127B
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Abstract
The invention discloses a kind of discus height measuring device based on ultrasonic sensor, including ultrasonic sensor, DSP micro treatment module and wireless transmitter module, the discus terrain clearance parameter input DSP micro treatment module that described ultrasonic sensor gathers, the data after process are sent to real-time monitoring device by DSP micro treatment module by wireless sending module。The present invention can measure the physical parameter of the terrain clearance of discus in flight course very easily, and real-time after high performance DSP micro treatment module processes it is sent on computer, carry out the analysis contrast of each group of data, provide foundation more accurately for training。
Description
Technical field
The present invention relates to a kind of discus height measuring device, particularly relate to a kind of discus height measuring device based on ultrasonic sensor。
Background technology
For athletics sports, in throwing event, owing to discus terrain clearance in flight course is continually changing, and not easily record, therefore it is badly in need of measuring discus parameter of terrain clearance in flight course by improvement opportunity means, and carries out comparative analysis to improve the achievement of discus thrower。Because the height that discus is residing in flight course, largely affect the throwing achievement of discus thrower。
Summary of the invention
It is an object of the invention to provide the discus height measuring device of a kind of terrain clearance kinematic parameter that can measure discus。
It is an object of the invention to be achieved through the following technical solutions:
A kind of discus height measuring device based on ultrasonic sensor of the present invention, including ultrasonic sensor, DSP micro treatment module and wireless transmitter module, the discus terrain clearance parameter input DSP micro treatment module that described ultrasonic sensor gathers, the data after process are sent to real-time monitoring device by DSP micro treatment module by wireless sending module。
As seen from the above technical solution provided by the invention, a kind of discus height measuring device based on ultrasonic sensor of the present invention, including ultrasonic sensor, DSP micro treatment module and wireless transmitter module, the kinematic parameter input DSP micro treatment module that described ultrasonic sensor gathers, the data after process are sent to real-time monitoring device by DSP micro treatment module by wireless sending module。The present invention can measure the physical parameter of the terrain clearance of discus in flight course real-time being sent on computer, and the analysis carrying out each group of data contrasts, and provides foundation more accurately for training。
Accompanying drawing explanation
Fig. 1 is the vertical planing surface structure chart of the present invention。
Fig. 2 is the upward view of the present invention。
Fig. 3 is the partial enlarged drawing that functional circuit plate is installed。
Fig. 4 is functional circuit plate hardware elementary diagram。
The implication that in figure, each label represents is as follows:
1, discus circle 2, adjust Baking soda 3, discus lid 4, column 5, screw 6, implant 7, functional circuit plate 8, pad 9, fixing nut 10, chip 11, sonac 12, DSP microprocessor 13, wireless transmitter module 14, analog-to-digital conversion chip 15, adjust pouring weight。
Detailed description of the invention
A kind of discus height measuring device based on ultrasonic sensor of the present invention, preferably detailed description of the invention is as shown in Figures 1 to 4 for it, including ultrasonic sensor, DSP micro treatment module and wireless transmitter module, the terrain clearance parameter input DSP micro treatment module that described ultrasonic sensor gathers, the data after process are sent to real-time monitoring device by DSP micro treatment module by wireless sending module。
Have employed ultrasonic sensor and can measure discus physical parameter of terrain clearance in flight course very easily。
Described DSP micro treatment module has the features such as volume is little, lightweight, data processing performance is strong, it is possible to meet the requirement of discus terrain clearance parameter processing。
Described ultrasonic sensor, DSP micro treatment module and wireless transmitter module are fixed on above functional circuit plate one piece circular, and two tune pouring weights are installed on described functional circuit plate, described tune pouring weight has the effect of regulatory function circuit board centroid position, with ensure whole functional circuit plate barycenter for its center of circle。
Described functional circuit plate is arranged on discus column by a fixing nut；The inner and outer wall processing of described discus column has screw thread, for fixing upper and lower two discus lids of discus；And column outer wall upper end is screw thread, lower end processes the shaft shoulder, is used for installing fixing described functional circuit plate。
The surrounding of described functional circuit plate is wrapped in implant, and this implant is omnipotent foamed glue, has the effect of damping, it is possible to when discus lands and bears enormous impact power, and protection electronic devices and components are from impacting, shaking。
The discus of discus Yu international standard for installing this discus height measuring device is completely the same, namely lead casting is adopted to form, mainly include discus circle, upper discus lid, lower discus lid and column, and processing has tune Baking soda on discus circle, consistent with quality feel with the weight of international standard discus to ensure the discus being provided with described height measuring device。
Described real-time monitoring device includes wireless receiving module and data processing module；Described wireless receiving module sends, for receiving described wireless sending module, the data message of coming, and described data processing module is for being calculated wireless receiving module received data information, store and print processing。
The present invention adopts sensor to carry out data acquisition, it is therefore an objective in order to better measure discus ground clearance physical parameter, provide foundation more accurately for athletic training。
A kind of discus height measuring device based on ultrasonic sensor of the present invention is a kind of novel special throwing exercising device, the numerical information of terrain clearance in discus height measuring device flight course can be obtained in real time, such that it is able to athletic technical movements to be carried out the diagnosis based on force information and analysis, achieve innovation and the breakthrough of discus kinetic test means, can be directly used for the test of the dynamics data of outstanding discus thrower。High performance athlete can not only be carried out technical Analysis diagnosis by the design of discus of quantizing, for athlete and couch's action correction, new movements design offer theoretical foundation, and to improving the technology content of athlete's level and training as early as possible, break away from the conventional complete empirical practice and play very crucial effect。Methodological study for sport biomechanics is provided the means of a kind of practicality by the design of discus height measuring device, it utilizes ultrasonic sensor can directly obtain discus physical parameter of terrain clearance in flight course, deeply disclose discus selling and the kinestate in flight course and terrain clearance information, for improving athletic height and the mode of selling, there is provided the evaluation means of a kind of quantization thus disclosing stroking technique rule, guided teaching, training and competition, make training science。
Concrete is structurally characterized in that:
Discus height measuring device is divided into four parts, ultrasonic sensor, analog-to-digital conversion module, micro treatment module and wireless transmitter module, when discus aloft moves, ultrasound wave launched by ultrasonic transmitter to some direction, timing is started simultaneously at x time, ultrasound wave is propagated the moment in atmosphere and is encountered barrier and just immediately return to, and ultrasonic receiver receives echo and just stops timing immediately, just can calculate the ground clearance of discus by obtaining the time of ultrasonic propagation。So can check that discus is sold and the terrain clearance in flight course, and compare with corresponding cast, so contrast the parameter of best member and the parameter of training sportsman, the deficiency of its technical movements can be found out, certain athlete's difference can also be found out and go out the difference of technical parameter during hand position, parameter when finding the best to go out hand position, the technical movements of sportsman are adjusted according to parameter, so can quickly improve the technical merit of sportsman, improve results。
Tune Baking soda is processed inside discus circle, the weight making discus equipped with discus height measuring device is consistent with traditional common discus weight, namely the weight that functional circuit plate and sensor increase can be realized by the weight of milling de-iron cake inner ring, this ensure that discus is standard, and athlete is suitable for indifference, it is prone to make simultaneously。
Functional circuit plate is circular slab, and functional circuit plate is provided with two and adjusts pouring weight, with the position with the barycenter regulating this circuit board, with ensure circuit board barycenter for its center of circle, thus ensureing that the barycenter of discus is also for its geometric center, enables discus to meet international standard and to meet athletic requirement。
Having the column of internal and external threads to fix functional circuit with a processing, the processing of circuit board center has circular hole, for being nested in column, and fixes with nut；Discus is made to throw and the process landed be unlikely to damage circuit board and sensor, in order to avoid causing the data of detection inaccurate。
After functional circuit plate is fixing, fill omnipotent foamed glue to its surrounding (inside of discus), to reduce when discus lands the vibrations suffered by each electronic devices and components, so that it is guaranteed that the accuracy of measured data。
Corresponding motion parameter collecting dispensing device includes: ultrasonic sensor, analog-to-digital conversion module, DSP micro treatment module, wireless sending module and power module；Wherein ultrasonic sensor is the sensor of a time difference being issued to reception by detection sound wave；Corresponding analog-to-digital conversion module receives ultrasound wave sensor attitude information and is converted into digital signal；Corresponding DSP micro treatment module receives corresponding digital signal, and is sent to corresponding real-time monitoring device by wireless sending module；Corresponding power module includes charge member and power supply, for providing stabling current for ultrasonic sensor, analog-to-digital conversion module, microprocessor and wireless sending module。
The invention process additionally provides and above-mentioned a kind of real-time monitoring device matched based on the discus height measuring device of ultrasonic sensor, for receiving moving parameter information that above-mentioned discus height measuring device sends here and the moving parameter information received being carried out Business Processing, it implements structure and includes wireless receiving module and data processing module；Wherein, corresponding wireless receiving module sends, for the wireless sending module receiving described discus height measuring device, the moving parameter information of coming；Corresponding data processing module is calculated for the moving parameter information that respective wireless receiver module is received, stores and print processing。
Specifically, this real-time monitoring device is installed on the slot of computer motherboard, and corresponding wireless receiving module is the wireless receiving module matched with wireless sending module, and the wireless sending module for receiving above-mentioned discus height measuring device sends the moving parameter information of coming；Corresponding data processing module is a DSP microprocessor, carries out respective handling for the moving parameter information that respective wireless receiver module is received and will be conveyed to computer, and personnel for deliberation analyze use。
The measuring method of the discus height measuring device kinematic parameter that the invention process provides includes:
The moving parameter information in discus height measuring device throwing process is gathered by ultrasonic sensor；
Specifically, when athlete throws above-mentioned discus height measuring device, ultrasonic sensor gathers the azimuth information of the ground clearance of discus height measuring device。By wireless sending module, described moving parameter information is sent to real-time monitoring device；
Specifically, the information of above-mentioned ultrasonic sensor collection is converted into digital signal by corresponding analog-digital converter；Corresponding DSP micro treatment module receives these digital signals, and described digital signal is sent to the real-time monitoring device being installed on computer motherboard slot by wireless sending module。
Specifically, corresponding real-time monitoring device receives above-mentioned discus height measuring device and sends the moving parameter information come and to the moving parameter information received, and is then sent to computer after the single-chip microcomputer of real-time monitoring device processes。
Further, these data are calculated by computer, including the parameter of discus ground clearance in ground clearance when selling, flight course, thus just obtain discus from selling, aerial sports are to the parameter of the ground clearance landed。Before releasing in an instant, the sale position of discus is best, and these parameters are the most concerned parameters of the research worker such as coach。Couch passes through the analysis to the parameter between different motion person and contrast, and same athlete repeatedly throws the analysis of parameter and the contrast of process, the deficiency of athlete's technical movements can be found out, improve training on this basis, reach to be greatly improved the purpose of training achievement。
The realization of this device embodiment effectively overcome prior art gathers sports equipment kinematics parameters accuracy is not high, reliable rows is strong and can not the problem of real-tune TT & C, research worker is enable accurately sports equipment every terms of information in throwing process to be monitored in real time, to carry out the analysis of system to formulate training plan, reach to improve the purpose of training achievement。
The above; being only the present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; the change that can readily occur in or replacement, all should be encompassed within protection scope of the present invention。
Claims (1)
1. the discus height measuring device based on ultrasonic sensor, including ultrasonic sensor, DSP micro treatment module and wireless transmitter module, the terrain clearance parameter input DSP micro treatment module that described ultrasonic sensor gathers, the data after process are sent to real-time monitoring device by DSP micro treatment module by wireless transmitter module；
Have employed ultrasonic sensor and can measure discus physical parameter of terrain clearance in flight course very easily；
Described ultrasonic sensor, DSP micro treatment module and wireless transmitter module are fixed on above functional circuit plate one piece circular, and two tune pouring weights are installed on described functional circuit plate, described tune pouring weight has the effect of regulatory function circuit board centroid position, with ensure whole functional circuit plate barycenter for its center of circle；
Described functional circuit plate is arranged on discus column by a fixing nut；The inner and outer wall processing of described discus column has screw thread, for fixing upper and lower two discus lids of discus；And column outer wall upper end is screw thread, lower end processes the shaft shoulder, is used for installing fixing described functional circuit plate；
The surrounding of described functional circuit plate is wrapped in implant, and this implant is omnipotent foamed glue, has the effect of damping, it is possible to when discus lands and bears enormous impact power, and protection electronic devices and components are from impacting, shaking；
The discus of discus Yu international standard for installing this discus height measuring device is completely the same, namely lead casting is adopted to form, mainly include discus circle, upper discus lid, lower discus lid and column, and processing has tune Baking soda on discus circle, consistent with quality feel with the weight of international standard discus to ensure the discus being provided with described height measuring device。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310723475.9A CN103691127B (en) | 2013-12-25 | 2013-12-25 | A kind of discus height measuring device based on ultrasonic sensor |
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| CN201310723475.9A CN103691127B (en) | 2013-12-25 | 2013-12-25 | A kind of discus height measuring device based on ultrasonic sensor |
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| CN103691127A CN103691127A (en) | 2014-04-02 |
| CN103691127B true CN103691127B (en) | 2016-06-22 |
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| CN110860074A (en) * | 2019-12-31 | 2020-03-06 | 哈尔滨体育学院 | Javelin movement track training device based on sensor positioning |
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| FR1218376A (en) * | 1959-03-10 | 1960-05-10 | Throwing disc | |
| US5522780A (en) * | 1995-02-22 | 1996-06-04 | Roddy; Craig W. | Discus for throwing |
| CN101058022A (en) * | 2006-04-21 | 2007-10-24 | 中国科学院合肥物质科学研究院 | Embedded type digital hammer and its measuring method |
| CN101077450A (en) * | 2007-06-22 | 2007-11-28 | 河北师范大学 | Discus used for testing athlete cinetics information |
| CN102408718A (en) * | 2010-09-26 | 2012-04-11 | 比亚迪股份有限公司 | Silicon foaming adhesive composition and its preparation method, silicon foaming adhesive and ultrasonic sensor |
| CN203108144U (en) * | 2012-12-30 | 2013-08-07 | 哈尔滨体育学院 | Discus movement locus testing and analyzing device |
| CN203123486U (en) * | 2012-11-23 | 2013-08-14 | 哈尔滨商业大学 | Shot with sensor |
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2013
- 2013-12-25 CN CN201310723475.9A patent/CN103691127B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1218376A (en) * | 1959-03-10 | 1960-05-10 | Throwing disc | |
| US5522780A (en) * | 1995-02-22 | 1996-06-04 | Roddy; Craig W. | Discus for throwing |
| CN101058022A (en) * | 2006-04-21 | 2007-10-24 | 中国科学院合肥物质科学研究院 | Embedded type digital hammer and its measuring method |
| CN101077450A (en) * | 2007-06-22 | 2007-11-28 | 河北师范大学 | Discus used for testing athlete cinetics information |
| CN102408718A (en) * | 2010-09-26 | 2012-04-11 | 比亚迪股份有限公司 | Silicon foaming adhesive composition and its preparation method, silicon foaming adhesive and ultrasonic sensor |
| CN203123486U (en) * | 2012-11-23 | 2013-08-14 | 哈尔滨商业大学 | Shot with sensor |
| CN203108144U (en) * | 2012-12-30 | 2013-08-07 | 哈尔滨体育学院 | Discus movement locus testing and analyzing device |
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