CN202710070U - Device and system for measuring racket swinging speed - Google Patents
Device and system for measuring racket swinging speed Download PDFInfo
- Publication number
- CN202710070U CN202710070U CN 201220339280 CN201220339280U CN202710070U CN 202710070 U CN202710070 U CN 202710070U CN 201220339280 CN201220339280 CN 201220339280 CN 201220339280 U CN201220339280 U CN 201220339280U CN 202710070 U CN202710070 U CN 202710070U
- Authority
- CN
- China
- Prior art keywords
- racket
- speed
- swing
- gyro sensor
- angular velocity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Gyroscopes (AREA)
Abstract
The utility model relates to the technical field of terminals, in particular to a device and system for measuring racket swinging speed. The device fro measuring racket swinging speed comprises a gyro sensor, a microcontroller and a wireless communication unit, wherein the gyro sensor acquires angular velocity data of racket swinging and sending the data to the microcontroller, and the microcontroller performs data processing identifying and calculating on data of the gyro sensor and send the angular velocity data of racket swinging and identified racket swinging characteristics through the wireless communication unit. The device for measuring racket swinging speed is small in size and convenient to carry or installed. The gyro sensor has a long range and is capable of meeting range requirement on racket swinging in ball games such as badminton and tennis, and the swinging speed can be measured more accurately. Independent data calculation inside modules reduces data transmission pressure and increases identifying speed, and limitation of cables to racket swinging in the prior art can be avoided by means of a wireless communication mode.
Description
Technical field
The utility model relates to the terminal technology field, relates in particular to a kind of Apparatus and system of measuring the racket speed of swing.
Background technology
Current badminton is flourish, and for the fan of the degree of depth or the sportsman of occupation, badminton racket swing speed is very important technical indicator, obtains by the following technical programs in the prior art speed of swing.
The radar Doppler scheme, a radargrammetry equipment is placed near the position suitable sportsman, after the starting outfit, the action that meeting real time record sportsman bats and the speed that goes out ball, show at LCD subsequently, this scheme distinguishing feature is to measure accurately, non-contact type, do not affect the use impression in the batting process, but be based on the complicacy of doppler radar equipment itself, the volume that has determined this scheme is relatively large, power consumption is high, inconvenient operation, and cost is higher, again because measurement data can only be carried out simple speed numerical value by LCD shows, so the processing of data, storage, the interaction capabilities such as demonstration and data analysis are general.
The utility model content
The utility model embodiment provides a kind of Apparatus and system of measuring the racket speed of swing in order to solve the aforementioned problems in the prior, and can measure accurately speed of swing, and is little to user's interference, and abundant expanded function can be provided.
The utility model embodiment provides a kind of device of measuring the racket speed of swing, comprises gyro sensor, microcontroller, wireless communication unit; Described gyro sensor obtains the angular velocity data of brandishing racket and sends microcontroller to, and described microcontroller is eliminated the error information of described gyro sensor, and the angular velocity data that will brandish racket sends out by wireless communication unit.
According to the described a kind of further aspect measuring racket speed of swing device of the utility model embodiment, described gyro sensor places the top of described racket.
According to described a kind of another the further aspect of measuring racket speed of swing device of the utility model embodiment, described measurement racket speed of swing device places the handle place of described racket bottom, perhaps be installed in the handle and the connecting link between the racket top of racket low side, perhaps be installed in the frame on racket top, perhaps place the optional equipment at user's wrist place.
According to described a kind of another the further aspect of measuring racket speed of swing device of the utility model embodiment, also comprise battery circuit and USB interface, described battery circuit is with the electric energy of battery each module for power supply in the described measurement racket speed of swing device, and described USB interface is charged to battery by described battery circuit.
According to described a kind of another the further aspect of measuring racket speed of swing device of the utility model embodiment, described wireless communication unit comprises bluetooth unit, radio modem, RFID electronic tag.
The utility model embodiment also provides a kind of system of measuring the racket speed of swing, comprises,
Measurement mechanism, terminal;
Wherein measurement mechanism further comprises gyro sensor, microcontroller, wireless communication unit;
Described gyro sensor obtains the angular velocity data of brandishing racket and sends microcontroller to, and described microcontroller is eliminated the error information of described gyro sensor, and the angular velocity data that will brandish racket sends terminal to by wireless communication unit;
Described terminal receives described angular velocity data, calculates speed of swing according to described angular velocity data.
According to a kind of further aspect measuring racket speed of swing system that the utility model embodiment provides, described gyro sensor places the top of described racket.
A kind of another the further aspect of measuring racket speed of swing system that provides according to the utility model embodiment, described measurement racket speed of swing device places the handle place of described racket bottom, perhaps be installed in the handle and the connecting link between the racket top of racket low side, perhaps be installed in the frame on racket top, perhaps place the optional equipment at user's wrist place.
Apparatus and system by the utility model embodiment, the user can obtain accurately speed of swing, and can contrast for a long time or other are used speed of swing in terminal, can avoid in the prior art cable to the restriction of racked swing by the mode of radio communication.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, consists of the application's a part, does not consist of restriction of the present utility model.In the accompanying drawings:
A kind of structural representation of measuring racket speed of swing device that Fig. 1 provides for the utility model embodiment;
Figure 2 shows that a kind of structural representation of measuring racket speed of swing system of the utility model embodiment;
Figure 3 shows that a kind of concrete structure synoptic diagram of measuring racket speed of swing system of the utility model embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment is clearer, below in conjunction with embodiment and accompanying drawing, embodiment is described in further details to the utility model.At this, the utility model be used for is explained in illustrative examples of the present utility model and explanation thereof, but not as to restriction of the present utility model.
A kind of structural representation of measuring racket speed of swing device that provides for the utility model embodiment such as Fig. 1.
Comprise gyro sensor 101, microcontroller 102, wireless communication unit 103.
Described gyro sensor 101 obtains the angular velocity data of brandishing racket, send microcontroller 102 to, described microcontroller 102 is by filtering, the modes such as noise reduction are eliminated the data error of described gyro sensor 101, and the angular velocity data that will brandish racket sends out by wireless communication unit 103.
Described gyro sensor 101 places the top of described racket, can obtain the angular velocity of swinging the bat the most accurately like this, and because the suffered impulsive force of top square stance of racket is compared the bottom wants obviously, can be more accurate when detecting the speed of swing of batting moment.
Described microcontroller 102 also is used for calculating the performance data of swinging the bat according to the angular velocity data of swinging the bat, send by wireless communication unit 103, wherein, the performance data of swinging the bat comprises, the arsis time that calculates according to the angular velocity data of swinging the bat (ready action is to the batting time of moment), lower bat time (from batting moment to racket angular velocity oppositely time) rhythm of swinging the bat (time length) that obtains, batting moment corresponding angular velocity, data are carried out real-time mode recognizing and real-time integral and calculating with the real-time spatial attitude of the racket that obtains; The momentary angular of wherein batting speed can be judged the moment of batting according to the change curve of angular velocity in the process of swinging the bat, the angular velocity curve of the process of for example swinging the bat presents even variation, but wherein can produce unconventional pulse on the angular velocity in batting moment, the moment that this pulse occurs is the moment of batting, and the angular velocity that this point is corresponding sends by wireless communication unit 103.
Judge batting moment according to the angular velocity varies curve in the process of swinging the bat, the moment data communication device of should batting is crossed described wireless communication unit 103 and is sent.
Also comprise battery circuit and USB interface, described battery circuit is with the electric energy of battery each module for power supply in the described measurement racket speed of swing device, and described USB interface is charged to battery by described battery circuit.
Described wireless communication unit 103 comprises bluetooth unit, radio modem, RFID electronic tag etc.
Above-mentioned measurement racket speed of swing device volume is small and exquisite, can be installed on the racket, for example be installed on the handle place of racket low side, be installed in the handle and the connecting link between the racket top of racket low side, be installed in the frame on racket top, perhaps place the device of wrist-watch type, be worn on user's wrist place etc.
Pass through above-described embodiment, measure the device of racket speed of swing and can realize that volume is small and exquisite, make things convenient for the tester to carry or install, the range of gyro sensor is large, enough satisfy the ball game such as shuttlecock or tennis to the range demand of speed of swing, it is more accurate to measure speed of swing, and can avoid in the prior art cable to the restriction of racked swing by the mode of radio communication.
Be illustrated in figure 2 as a kind of structural representation of measuring racket speed of swing system of the utility model embodiment.
Comprise measurement mechanism 201, terminal 202.
Wherein measurement mechanism 201 further comprises gyro sensor 2011, microcontroller 2012, wireless communication unit 2013.
Described gyro sensor 2011 obtains the angular velocity data of brandishing racket, send microcontroller 2012 to, described microcontroller 2012 is eliminated the error information of described gyro sensor 2011, and the angular velocity data that will brandish racket sends terminal 202 to by wireless communication unit 2013.
Described terminal 202 receives described angular velocity data, calculates speed of swing according to described angular velocity data.
Described gyro sensor 2011 places the top of described racket, can obtain the angular velocity of swinging the bat the most accurately like this, and because the suffered impulsive force of top square stance of racket is compared the bottom wants obviously, can be more accurate when detecting the speed of swing of batting moment.
Described microcontroller 2012 also is used for judging batting moment according to the angular velocity varies curve of the process of swinging the bat, and the moment data communication device of should batting is crossed described wireless communication unit 2013 and sent to terminal 202.
Described measurement mechanism 201 also comprises battery circuit and USB interface, and described battery circuit is with the electric energy of battery each module for power supply in the described measurement racket speed of swing device, and described USB interface is charged to battery by described battery circuit.
Described wireless communication unit 2013 comprises bluetooth unit, radio modem, RFID electronic tag etc.
Above-mentioned measurement mechanism 201 volumes are small and exquisite, can be installed on the racket, for example be installed on the handle place of racket low side, be installed in the handle and the connecting link between the racket top of racket low side, be installed in the frame on racket top, perhaps place the device of wrist-watch type, be worn on user's wrist place etc.
Described terminal 202 is according to the racket information of described angular velocity data and user input, arm information calculations user's speed of swing.
By above-described embodiment, the user can obtain accurately speed of swing, and can contrast for a long time or other are used speed of swing in terminal, can avoid in the prior art cable to the restriction of racked swing by the mode of radio communication.
Be illustrated in figure 3 as a kind of concrete structure synoptic diagram of measuring racket speed of swing system of the utility model embodiment.
Described battery 3015 is powered to the modules in the measurement mechanism 301 by battery circuit 3014, and by USB interface 3016 and battery circuit 3014 chargings.
Described gyro sensor 3011 is installed on the top of racket, when brandishing the described gyro sensor 3011 of racket, the user can go out angular velocity data according to the motion measurement of racket, angular velocity when the user brandishes racket is time dependent variable, when the moment of racket batting, of short duration reduction can appear in the increase of angular velocity, microcontroller 3012 obtains the angular velocity data that described gyro sensor 3011 obtains, with the filtering error data in the angular velocity data, high angular velocity data for example appears suddenly in the increase process of angular velocity, then these data are judged as filtering error data, and judge the of short duration impact that in the curve of angular velocity data, occurs, it is the moment of the increase reduction of angular velocity, the moment of this angular velocity varies is identified as the moment of batting, and the data communication device of the moment of will batting is crossed Bluetooth chip 3013 and is sent terminal 302 to, if described microcontroller 3012 does not detect the of short duration impact in the angular velocity data, then current measurement is not hit a ball, be invalid measurement, microcontroller 3012 filters the zero-based one section angular velocity data of this angular velocity; This microcontroller 3012 also sends to terminal 302 with the angular velocity data that collects by Bluetooth chip 3013, and when drift appearred in gyro sensor 3011, described microcontroller 3012 was reset described gyro sensor 3011.
Described terminal 302 for example can be smart mobile phone, the equipment such as PDA, by the bluetooth module of himself or after external bluetooth module receives angular velocity data, can and utilize the multiple statistical study mode such as curve to be presented on the screen with the storage of described angular velocity data, and can calculate according to the batting moment data that receive the speed of swing of square stance, for example, the user inputs the model of racket in described terminal 302 after, terminal 302 utilizes the racket information in the database to find out the racket information that is complementary with described racket model, the face specification of racket for example, clap the line rate of tension, racket weight, the data such as blade elasticity, the user profile of inputting according to the user again, the length of arm for example, the contents such as project of measuring, again in conjunction with the angular velocity data that receives, calculate speed of swing, perhaps the bat speed of swing of moment, wherein calculating speed of swing can utilize angular velocity * (length of the length+arm of racket) to calculate, can also record according to measure the item the series data of certain measure the item, the speed of swing during backhand for example, speed of swing during slam-shot etc., the face specification of racket, clap the line rate of tension, racket weight, the data such as blade elasticity are carried out the impact that across comparison is swung the bat and showed the player to analyze the racket specifications parameter.
When described measurement mechanism 301 is installed in the racket handle, can utilize angular velocity * arm length during described calculating speed of swing; Described terminal 302 can be the equipment such as smart mobile phone, PDA or computing machine.
By the utility model embodiment, the angular velocity data that can utilize small and exquisite measurement mechanism measurement to swing the bat, and broken away from the problem of utilizing the cable transmission angular velocity data, that measures is more accurate, on terminal by the design that becomes to software, can more comprehensively utilize the angular velocity data of swinging the bat that collects, list the average speed of swing in one period, many-sided data such as the speed of swing of square stance.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; and be not used in and limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. a device of measuring the racket speed of swing is characterized in that, comprises gyro sensor, microcontroller, wireless communication unit;
Described gyro sensor obtains the angular velocity data of brandishing racket and sends microcontroller to, and described microcontroller is eliminated the error information of described gyro sensor, and the angular velocity data that will brandish racket sends out by wireless communication unit.
2. a kind of device of measuring the racket speed of swing according to claim 1 is characterized in that described gyro sensor places the top of described racket.
3. a kind of device of measuring the racket speed of swing according to claim 1, it is characterized in that, described measurement racket speed of swing device places the handle place of described racket bottom, perhaps be installed in the handle and the connecting link between the racket top of racket low side, perhaps be installed in the frame on racket top, perhaps place the optional equipment at user's wrist place.
4. a kind of device of measuring the racket speed of swing according to claim 1, it is characterized in that, also comprise battery circuit and USB interface, described battery circuit is with the electric energy of battery each module for power supply in the described measurement racket speed of swing device, and described USB interface is charged to battery by described battery circuit.
5. a kind of device of measuring the racket speed of swing according to claim 1 is characterized in that described wireless communication unit comprises bluetooth unit, radio modem, RFID electronic tag.
6. a system of measuring the racket speed of swing is characterized in that comprising,
Measurement mechanism, terminal;
Wherein measurement mechanism further comprises gyro sensor, microcontroller, wireless communication unit;
Described gyro sensor obtains the angular velocity data of brandishing racket and sends microcontroller to, and described microcontroller is eliminated the error information of described gyro sensor, and the angular velocity data that will brandish racket sends terminal to by wireless communication unit;
Described terminal receives described angular velocity data, calculates speed of swing according to described angular velocity data.
7. a kind of system of measuring the racket speed of swing according to claim 6 is characterized in that described gyro sensor places the top of described racket.
8. a kind of system of measuring the racket speed of swing according to claim 6, it is characterized in that, described measurement racket speed of swing device places the handle place of described racket bottom, perhaps be installed in the handle and the connecting link between the racket top of racket low side, perhaps be installed in the frame on racket top, perhaps place the optional equipment at user's wrist place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339280 CN202710070U (en) | 2012-07-12 | 2012-07-12 | Device and system for measuring racket swinging speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339280 CN202710070U (en) | 2012-07-12 | 2012-07-12 | Device and system for measuring racket swinging speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202710070U true CN202710070U (en) | 2013-01-30 |
Family
ID=47590361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220339280 Expired - Fee Related CN202710070U (en) | 2012-07-12 | 2012-07-12 | Device and system for measuring racket swinging speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202710070U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542843A (en) * | 2012-07-12 | 2014-01-29 | 北京梅泰诺通信技术股份有限公司 | Apparatus and system for measuring swinging velocity of racket |
| CN106377885A (en) * | 2016-10-27 | 2017-02-08 | 深圳市冠旭电子股份有限公司 | Method and device for feeding back ball hitting effects of racket |
| CN108479031A (en) * | 2018-06-11 | 2018-09-04 | 四川长虹网络科技有限责任公司 | Intelligent racket ancillary equipment, intelligent racket and intelligent sphere shooting system |
-
2012
- 2012-07-12 CN CN 201220339280 patent/CN202710070U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542843A (en) * | 2012-07-12 | 2014-01-29 | 北京梅泰诺通信技术股份有限公司 | Apparatus and system for measuring swinging velocity of racket |
| CN106377885A (en) * | 2016-10-27 | 2017-02-08 | 深圳市冠旭电子股份有限公司 | Method and device for feeding back ball hitting effects of racket |
| CN108479031A (en) * | 2018-06-11 | 2018-09-04 | 四川长虹网络科技有限责任公司 | Intelligent racket ancillary equipment, intelligent racket and intelligent sphere shooting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7831212B1 (en) | Circuit for transmitting a RFID signal | |
| CN103933722B (en) | A kind of dumb-bell motion detection apparatus and dumb-bell method for testing motion | |
| CN102784473B (en) | Posture analysis system and method | |
| CN103542843A (en) | Apparatus and system for measuring swinging velocity of racket | |
| US8992346B1 (en) | Method and system for swing analysis | |
| CN204496173U (en) | A kind of intelligent watch for counting of skipping rope | |
| US7927225B1 (en) | Device for shot tracking | |
| US8446255B2 (en) | Circuit for transmitting a RFID signal | |
| CN103801048B (en) | A kind of intelligence rope skipping and control method | |
| CN204680194U (en) | A kind of intelligent sphere and system thereof | |
| CN204428741U (en) | A kind of tennis racket with impact information acquisition function | |
| CN103206962A (en) | Electric pedometer based on approaching type sensing | |
| CN202710070U (en) | Device and system for measuring racket swinging speed | |
| US7899408B1 (en) | Circuit for transmitting a RFID signal | |
| CN202459998U (en) | Swinging cap and swimming process analyzing system | |
| CN204158980U (en) | There is the tennis racket of heart rate detecting function | |
| CN203425445U (en) | Multifunctional counting hula hoop | |
| CN106334310A (en) | Shuttle run exercise monitoring and evaluating method and system thereof | |
| CN106512333A (en) | Discrimination and evaluation method for motion sprinting, body turning and jumping and discrimination and evaluation system for motion sprinting, body turning and jumping | |
| CN207996400U (en) | A kind of Intelligent golf to track | |
| CN205612966U (en) | Racket and analytic system swings bat thereof | |
| CN103801050A (en) | Dumbbell | |
| CN201955350U (en) | Embedded type movement velocity measuring system | |
| CN206167823U (en) | Intelligence badminton device and intelligent badminton speed measurement system | |
| CN204307294U (en) | The golf clubs of heart rate can be detected |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20200712 |