CN202777691U - Basketball trainer - Google Patents
Basketball trainer Download PDFInfo
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- CN202777691U CN202777691U CN 201220476493 CN201220476493U CN202777691U CN 202777691 U CN202777691 U CN 202777691U CN 201220476493 CN201220476493 CN 201220476493 CN 201220476493 U CN201220476493 U CN 201220476493U CN 202777691 U CN202777691 U CN 202777691U
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Abstract
The utility model discloses a basketball trainer. The basketball trainer comprises an ultrasonic module, an acceleration module, a main control module, a wireless transmission module and an upper computer, wherein the ultrasonic module is used for generating ultrasonic waves; the acceleration module is used for providing shooting acceleration information; the main control module is used for acquiring an angle between a large arm and a small arm and a jumping height during shooting according to the ultrasonic waves and the acceleration information; the wireless transmission module is used for transmitting the angle between the large arm and the small arm and the jumping height; and the upper computer is used for storing and displaying historical angles between the large arm and the small arm and jumping heights, and the real-time angle between the large arm and the small arm and jumping height. The basketball trainer has the characteristics of high accuracy, convenience in use and high reliability, and can be widely applied to daily training of amateurs and professional athletes.
Description
Technical field
The present invention relates to a kind of basketball training device, particularly a kind of basketball training device.
Background technology
Basketball is very welcome sports, the crowd who is engaged in basketball movement is extensive, but owing to lack the knowledge of specialty and the training of system, people's act of shooting is very strange, full of mistakes, the action of mistake has not only affected the sight of basketball, also affected hit rate, has weakened the enthusiasm that people are engaged in basketball movement.Angle when we know shooting between two arms of pitching and the height of jump are two important indexs.And on the market not specially for this basketball training device, most people can only lean on the oneself to know from experience and comprehension, and this situation has caused the efficient of shootaround extremely low, has caused the lack of standardization of most people act of shooting.
Summary of the invention
In view of this, main purpose of the present invention is to provide the basketball training that a kind of precision is high, easy to use, reliability is high device.
In order to achieve the above object, the technical scheme of the present invention's proposition is:
A kind of basketball training device comprises ultrasonic wave module, acceleration module, main control module, wireless transport module, host computer; Wherein,
Ultrasonic wave module, the ultrasonic wave that is used for sending according to main control module generates control instruction, produces the initial ultrasound ripple; Simultaneously, the initial ultrasound ripple that detects is amplified processing, and will obtain amplifying ultrasonic wave and be sent to main control module.
Acceleration module is used for the acceleration detection control instruction according to the main control module transmission, and the shooting acceleration information that measures is sent to main control module.
Main control module is used for pre-recorded large arm lengths and little arm lengths; Send ultrasonic wave to ultrasonic wave module and generate control instruction; To send ultrasonic wave rise time that ultrasonic wave generates control instruction to ultrasonic wave module, receive the distance between the shoulder and wrist when being converted to shooting from the time difference between the amplification ultrasonic wave time of reception of ultrasonic wave module, and the distance between shoulder and the wrist is converted to angle between large arm and the forearm further will shoot the time; Also be used for sending the acceleration detection control instruction to acceleration module, will be converted to jump height from the acceleration information that acceleration module receives; Angle between large arm and the forearm, jump height are sent to wireless transport module.
Wireless transport module is used for the large arm of main control module transmission and angle, the jump height between the forearm are forwarded to host computer.
Host computer is used for the large arm of storage and display radio transport module transmission and angle, the jump height between the forearm.
In sum, a kind of basketball training device of the present invention, the ultrasonic propagation time difference that main control module provides according to ultrasonic wave module, the shooting acceleration information that acceleration module provides, Real-time Obtaining shooting person is angle and the jump height between large arm and the forearm when shooting, and the angle between large arm and the forearm, jump height be sent to host computer, host computer is stored large arm in each time and angle, the jump height between the forearm; According to angle and the jump height between the historical large arm of host computer storage and the angle between the forearm and jump height, in real time large arm and the forearm, whether analysis shooting person's action standard, thereby according to analysis result standard shooting person's act of shooting; Therefore, the present invention has standard precision characteristics higher, easy to use; In addition, the reliability of the ultrasonic wave module that the present invention adopts, acceleration module, main control module, wireless transport module is all higher, so the present invention has higher reliability.
Description of drawings
Fig. 1 is the main assembly structural representation of basketball training device of the present invention.
Fig. 2 is the composition structural representation of ultrasonic wave module of the present invention.
Fig. 3 is the composition structural representation of ultrasonic wave transmitter module of the present invention.
Fig. 4 is the composition structural representation of Logical processing unit of the present invention.
Fig. 5 is the composition structural representation of ultrasonic wave receiver module of the present invention.
Fig. 6 is the composition structural representation of signal amplification unit of the present invention.
Fig. 7 is the composition structural representation of voltage conversion unit of the present invention.
Fig. 8 is the composition structural representation of acceleration module of the present invention.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in further detail.
Fig. 1 is the main assembly structural representation of basketball training device of the present invention.As shown in Figure 1, basketball training device of the present invention comprises ultrasonic wave module 2, acceleration module 3, main control module 1, wireless transport module 4, host computer 5; Wherein,
Ultrasonic wave module 2 is used for generating control instruction according to the ultrasonic wave that main control module 1 sends, and produces the initial ultrasound ripple; Simultaneously, the initial ultrasound ripple that detects is amplified processing, and will obtain amplifying ultrasonic wave and be sent to main control module 1.
Acceleration module 3 is used for the acceleration detection control instruction according to main control module 1 transmission, and the shooting acceleration information that measures is sent to main control module 1.
Among the present invention, adopt the cosine law, according to large arm lengths, little arm lengths, record shooting the time distance between shoulder and the wrist, can obtain the angle between large arm and the forearm.
Among the present invention, the acceleration after acceleration, the aerial acceleration of human body, the human body when acceleration information comprises shooting before the human body built on stilts lands; Because the acceleration before the human body built on stilts is different from the aerial acceleration of human body, acceleration after human body lands is also different from the aerial acceleration of human body, so the time difference between the acceleration after being landed by the acceleration change before the human body built on stilts to human body is the human body duration of passage; According to human body duration of passage and acceleration of gravity, can obtain jump height.
Among the present invention, main control module 1 is the STC12C2052AD single-chip microcomputer.The STC12C2052AD single-chip microcomputer is the single-chip microcomputer of Chinese macrocrystalline company single clock/machine cycle of producing, is to have high speed, low-power consumption, anti-interference superpower enhancement mode of new generation 8051 single-chip microcomputers.
Wireless transport module 4 is used for the large arm of main control module 1 transmission and angle, the jump height between the forearm are forwarded to host computer 5.
Among the present invention, wireless transport module 4 is bluetooth transparent transmission module.
Host computer is used for storage and the large arm of display radio transport module 4 transmissions and angle, the jump height between the forearm.
In a word, in a kind of basketball training device of the present invention, main control module is according to the ultrasonic wave time difference, acceleration information, and Real-time Obtaining shooting person is angle, the jump height between large arm and the forearm when shooting,, so that the present invention has the advantages that precision is higher, easy to use, reliability is high; In addition, whether the action norm that the present invention can also show interpretation of result shooting person by host computer is used for the standard act of shooting.
Fig. 2 is the composition structural representation of ultrasonic wave module 2 of the present invention.As shown in Figure 2, ultrasonic wave module 2 comprises ultrasonic wave transmitter module 21, ultrasonic wave receiver module 22; Ultrasonic wave transmitter module 21 is connected to main control module 1 first output, and ultrasonic wave receiver module 22 is connected to main control module 1 second input; Wherein,
Ultrasonic wave transmitter module 21, the ultrasonic wave that is used for sending according to main control module 1 generates control signal, and the initial ultrasound ripple that produces is sent to ultrasonic wave receiver module 22.
Ultrasonic wave receiver module 22, the initial ultrasound ripple from ultrasonic wave transmitter module 21 that is used for detecting amplifies processing, and the amplification ultrasonic wave that will obtain sends to main control module 1.
Fig. 3 is the composition structural representation of ultrasonic wave transmitter module 21 of the present invention.As shown in Figure 3, ultrasonic wave transmitter module 21 comprises Logical processing unit 211, ultrasonic wave emitting head 212; Logical processing unit 211 inputs connect main control module 1 first output, and Logical processing unit 211 outputs connect ultrasonic wave emitting head 21; Wherein,
Logical processing unit 211, it is high level signal and the low level signal of 40KHz that the ultrasonic wave that is used for transmitting according to main control module 1 generates control signal generation frequency, and high level signal all equates with the duration of low level signal, and this high level signal and low level signal is sent to ultrasonic wave emitting head 212.
Ultrasonic wave emitting head 212 is used for processings of resonating from the high level signal of logic processor unit 211 and low level signal produced the initial ultrasound ripple, and the initial ultrasound ripple is sent to ultrasonic wave reception mould certainly 22.
In the practical application, ultrasonic wave emitting head 211 is TCT40-16T piezoelectric ceramic ultrasound sensor.
Fig. 4 is the composition structural representation of Logical processing unit of the present invention.As shown in Figure 4, logic processor unit 211 comprises five not gates and the 3rd resistance, the tenth resistance; Wherein, the input of the first not gate U1, the second not gate U2 and the 3rd not gate U3 all is connected to main control module 1 first output, the output of the second not gate U2 and the 3rd not gate U3, the 3rd resistance R 3 one ends all access an input of ultrasonic wave emitting head, the 3rd resistance R 3 another termination external power sources; The output of the first not gate U1 is connected to the input of the 4th not gate U4 and the 5th not gate U5, the output of the 4th not gate U4 and the 5th not gate U5, the tenth resistance R 10 1 ends all are connected to another input of ultrasonic wave emitting head, the tenth resistance R 10 another termination external power sources.
Fig. 5 is the composition structural representation of ultrasonic wave receiver module of the present invention.As shown in Figure 5, ultrasonic wave receiver module 22 comprises ultrasonic wave Receiver 221, signal amplification unit 222, voltage conversion unit 223, wherein,
Ultrasonic wave Receiver 221 is used for and will be converted into initial electrical signal from the initial ultrasound ripple that ultrasonic wave transmitter module 21 receives, and this initial electrical signal is sent to signal amplification unit 222.
In the practical application, ultrasonic wave Receiver 221 is TCT40-16R1 piezoelectric ceramic ultrasound sensor.
Signal amplification unit 222 after being used for the initial electrical signal that the ultrasonic wave Receiver sends amplified, obtains amplification signal; And amplification signal is sent to voltage conversion unit 223.
Voltage conversion unit 223 is used for obtaining outside given preset signals; Amplification signal and preset signals that signal amplification unit 222 is sent compare, and obtain amplifying ultrasonic wave, will amplify ultrasonic wave according to this and send to main control module 1.
Fig. 6 is the composition structural representation of signal amplification unit of the present invention.As shown in Figure 6, signal amplification unit 222 comprises the first operational amplifier U1, the second operational amplifier U2, the first feedback resistance R1, the second feedback resistance R2, the first coupling capacitance C1, the second coupling capacitance C2, filter capacitor C3, the 6th divider resistance R6, the 9th divider resistance R9, the 3rd input resistance R3, the 5th input resistance R5; Wherein, the 3rd input resistance R3 one end, the first coupling capacitance C1 one end all connect an end of ultrasonic wave Receiver, the equal ground connection of the other end of the 3rd input resistance R3 other end, ultrasonic wave Receiver, the other end of the first coupling capacitance C1 connect the first operational amplifier U1 positive input; The first feedback resistance R1 one end connects the output of the first operational amplifier U1, and the first feedback resistance R1 other end connects the in the same way input of the first operational amplifier U1; The end of the end of the 6th divider resistance R6, the 9th divider resistance R9, the end of filter capacitor C3 all are connected to the reverse input end of the second operational amplifier U2, the equal ground connection of the other end of the other end of the 6th divider resistance R6, filter capacitor C3, another termination external power source of the 9th divider resistance R9; The output of the first operational amplifier U1 accesses the positive input of the second operational amplifier U1 successively by the second coupling capacitance C2, the 5th input resistance R5 series connection, the positive input of a termination the second operational amplifier U2 of the second feedback resistance R2, the output of the other end of the second feedback resistance R2 and the second operational amplifier all is connected to voltage conversion unit 223.
Fig. 7 is the composition structural representation of voltage conversion unit 223 of the present invention.As shown in Figure 7, voltage conversion unit 223 comprises the 3rd operational amplifier U3, the 7th divider resistance R7, the 8th divider resistance R8, the 3rd operational amplifier U3 inputs the output of termination signal amplification unit 222 in the same way, the 7th divider resistance R7 one end, the 8th divider resistance R8 one end all are connected to the reverse input end of the 3rd operational amplifier U3, another termination external power source of the 8th divider resistance R8, the 7th divider resistance R7 other end ground connection.
In the practical application, signal amplification unit 222 in main control module 1, ultrasonic wave transmitter module 21, the ultrasonic wave receiver module 22, voltage conversion unit 223, acceleration module 3, wireless transport module 4 all are fixed in sportsman's shoulder, and the ultrasonic wave Receiver 221 in the ultrasonic wave receiver module 22 is fixed in Wrist In Athletes.
Fig. 8 is the composition structural representation of acceleration module 3 of the present invention.As shown in Figure 8, acceleration module 3 comprises acceleration transducer, the 11 resistance R 11, the 12 resistance R 12; The 11 resistance R 11 1 termination external power sources wherein, another termination acceleration transducer data terminal, the 12 resistance R 12 1 termination external power sources, another termination acceleration transducer clock end, acceleration transducer power supply disconnecting external power source, ground end ground connection, interrupt output end, vacant end are all vacant.
In sum, more than only for preferred embodiment of the present invention, be not limited to protection scope of the present invention.All any modifications of making on the present invention's spirit and scheme basis and improvement etc. all should be included within protection scope of the present invention.
Claims (9)
1. a basketball training device is characterized in that, described basketball training device comprises ultrasonic wave module, acceleration module, main control module, wireless transport module, host computer; Wherein,
Ultrasonic wave module, the ultrasonic wave that is used for sending according to main control module generates control instruction, produces the initial ultrasound ripple; Simultaneously, the initial ultrasound ripple that detects is amplified processing, and will obtain amplifying ultrasonic wave and be sent to main control module;
Acceleration module is used for the acceleration detection control instruction according to the main control module transmission, and the shooting acceleration information that measures is sent to main control module;
Main control module is used for pre-recorded large arm lengths and little arm lengths; Send ultrasonic wave to ultrasonic wave module and generate control instruction; To send ultrasonic wave rise time that ultrasonic wave generates control instruction to ultrasonic wave module, receive the distance between the shoulder and wrist when being converted to shooting from the time difference between the amplification ultrasonic wave time of reception of ultrasonic wave module, and the distance between shoulder and the wrist is converted to angle between large arm and the forearm further will shoot the time; Also be used for sending the acceleration detection control instruction to acceleration module, will be converted to jump height from the acceleration information that acceleration module receives; Angle between large arm and the forearm, jump height are sent to wireless transport module;
Wireless transport module is used for the large arm of main control module transmission and angle, the jump height between the forearm are forwarded to host computer;
Host computer is used for the large arm of storage and display radio transport module transmission and angle, the jump height between the forearm.
2. a kind of basketball training device according to claim 1 is characterized in that, described main control module is the STC12C2052AD single-chip microcomputer.
3. a kind of basketball training device according to claim 1 is characterized in that, described ultrasonic wave module comprises ultrasonic wave transmitter module, ultrasonic wave receiver module; The ultrasonic wave transmitter module is connected to described main control module the first output, and the ultrasonic wave receiver module is connected to described main control module the second input; Wherein,
The ultrasonic wave transmitter module, the ultrasonic wave that is used for sending according to described main control module generates control signal, and the initial ultrasound ripple that produces is sent to the ultrasonic wave receiver module;
The ultrasonic wave receiver module, the initial ultrasound ripple from the ultrasonic wave transmitter module that is used for detecting amplifies processing, and the amplification ultrasonic wave that will obtain sends to described main control module.
4. a kind of basketball training device according to claim 3 is characterized in that, described ultrasonic wave transmitter module comprises logic processor unit, ultrasonic wave emitting head; The Logical processing unit input connects described main control module the first output, and the Logical processing unit output connects the ultrasonic wave emitting head; Wherein,
The logic processor unit, it is high level signal and the low level signal of 40KHz that the ultrasonic wave that is used for transmitting according to described main control module generates control signal generation frequency, and high level signal all equates with the duration of low level signal, and this high level signal and low level signal is sent to the ultrasonic wave emitting head;
The ultrasonic wave emitting head is used for the processing of resonating from the high level signal of logic processor unit and low level signal, generation initial ultrasound ripple, and the initial ultrasound ripple is sent to the ultrasonic wave receiver module.
5. a kind of basketball training device according to claim 4 is characterized in that, described logic processor unit comprises five not gates and the 3rd resistance, the tenth resistance; Wherein, the input of the first not gate, the second not gate and the 3rd not gate all is connected to described main control module the first output, the output of the second not gate and the 3rd not gate, the 3rd resistance one end all access an input of ultrasonic wave emitting head, another termination external power source of the 3rd resistance; The output of the first not gate is connected to the input of the 4th not gate and the 5th not gate, and the output of the 4th not gate and the 5th not gate, the tenth resistance one end all are connected to another input of ultrasonic wave emitting head, another termination external power source of the tenth resistance.
6. a kind of basketball training device according to claim 3 is characterized in that, described ultrasonic wave receiver module comprises ultrasonic wave Receiver, signal amplification unit, voltage conversion unit, wherein,
The ultrasonic wave Receiver is used for and will be converted into initial electrical signal from the initial ultrasound ripple that described ultrasonic wave transmitter module receives, and this initial electrical signal is sent to signal amplification unit;
Signal amplification unit after being used for the initial electrical signal that the ultrasonic wave Receiver sends amplified, obtains amplification signal; And amplification signal is sent to voltage conversion unit;
Voltage conversion unit is used for obtaining outside given preset signals; Amplification signal and preset signals that signal amplification unit is sent compare, and obtain amplifying ultrasonic wave, will amplify ultrasonic wave according to this and send to described main control module.
7. a kind of basketball training device according to claim 6, it is characterized in that, described signal amplification unit comprises the first operational amplifier, the second operational amplifier, the first feedback resistance, the second feedback resistance, the first coupling capacitance, the second coupling capacitance, filter capacitor, the 6th divider resistance, the 9th divider resistance, the 3rd input resistance, the 5th input resistance; Wherein, the 3rd input resistance one end, the first coupling capacitance one end all connect an end of described ultrasonic wave Receiver, the equal ground connection of the other end of the 3rd input resistance other end, ultrasonic wave Receiver, the other end of the first coupling capacitance connects the first operational amplifier positive input; The first feedback resistance one end connects the output of the first operational amplifier, and the first feedback resistance other end connects the in the same way input of the first operational amplifier; One end of one end of the 6th divider resistance, an end of the 9th divider resistance, filter capacitor all is connected to the reverse input end of the second operational amplifier, the other end of the 6th divider resistance, the equal ground connection of the other end of filter capacitor, another termination external power source of the 9th divider resistance; The output of the first operational amplifier accesses the positive input of the second operational amplifier successively by the second coupling capacitance, the series connection of the 5th input resistance, the positive input of one termination U2 of the second feedback resistance, the output of the other end of the second feedback resistance R2 and the second operational amplifier all is connected to described voltage conversion unit.
8. a kind of basketball training device according to claim 6, it is characterized in that, described voltage conversion unit comprises the 3rd operational amplifier, the 7th divider resistance, the 8th divider resistance, the 3rd operational amplifier is inputted the output of the described signal amplification unit of termination in the same way, the 7th divider resistance one end, the 8th divider resistance one end all are connected to the reverse input end of the 3rd operational amplifier, another termination external power source of the 8th divider resistance, the 7th divider resistance other end ground connection.
9. a kind of basketball training device according to claim 1 is characterized in that, described wireless transport module is bluetooth transparent transmission module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220476493 CN202777691U (en) | 2012-09-05 | 2012-09-05 | Basketball trainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220476493 CN202777691U (en) | 2012-09-05 | 2012-09-05 | Basketball trainer |
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| Publication Number | Publication Date |
|---|---|
| CN202777691U true CN202777691U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220476493 Withdrawn - After Issue CN202777691U (en) | 2012-09-05 | 2012-09-05 | Basketball trainer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847287A (en) * | 2012-09-05 | 2013-01-02 | 河南理工大学 | Basketball training device |
-
2012
- 2012-09-05 CN CN 201220476493 patent/CN202777691U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847287A (en) * | 2012-09-05 | 2013-01-02 | 河南理工大学 | Basketball training device |
| CN102847287B (en) * | 2012-09-05 | 2014-12-17 | 河南理工大学 | Basketball training device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20141217 |
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| RGAV | Abandon patent right to avoid regrant |