CN209028890U - A kind of piano refers to upper force detecting device - Google Patents
A kind of piano refers to upper force detecting device Download PDFInfo
- Publication number
- CN209028890U CN209028890U CN201821103438.2U CN201821103438U CN209028890U CN 209028890 U CN209028890 U CN 209028890U CN 201821103438 U CN201821103438 U CN 201821103438U CN 209028890 U CN209028890 U CN 209028890U
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- circuit
- microcontroller
- dynamics
- indicator light
- key
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Abstract
A kind of piano refers to upper force detecting device, is related to a kind of piano playing detection device, and described device includes host, LCD screen, loudspeaker, switching on and shutting down key, increases dynamics indicator light, reduces dynamics indicator light and USB interface；LCD screen, key switch, loudspeaker, USB interface and indicator light are equipped in the shell side of finger ring shape；There are battery grooves in shell, is connected with battery；Shell is provided with main control board, which is made of microcontroller circuit, memory circuit, key press detecting circuit, LCD driving circuit, sound circuit, serial communication circuit and six axis moving parts circuits；The utility model is wearable detection device, by acquiring acceleration and angle-data of the worn finger in piano, accurately detects finger dynamics and angle change process, exercise is facilitated to divide finger dynamics and bending angle.When referring to that above dynamics is not up to standard, passes through lamplight pointing or voice prompting corrects error situation.
Description
Technical field
The utility model relates to a kind of piano playing detection devices, and in particular to a kind of piano refers to upper force detecting device.
Background technique
Showing for dynamics is most important in piano performance.Dynamics is strong and weak variation, in performance, to consider music wind
The factors such as lattice, part level, logical music and works structure.Joint strength is a key factor of decision dynamics, no
The size that same joint is had an effect is different.When playing, each section human body varies in weight on body, will lead to dynamics
Difference, finger is most light, and metacarpal joint is slightly heavy.
The primary selection that study piano playing has become culture hobby, cultivates one's taste and understand music culture.No
Correct fingering and dynamics are the main reason for influencing piano playing.Traditional dynamics control method relies primarily on instructor's
Observation, the sense of hearing, experience and self-contr ol are still by feeling comprehension.Therefore, dynamics detection device on a light finger, can
With effective mistake for correcting middle appearance of playing the musical instrument, autonomous learning can be also assisted and be motivated, the self-confidence of student is further established.
Summary of the invention
The purpose of this utility model is to provide a kind of pianos to refer to that upper force detecting device, the utility model are wearable
Detection device accurately detects finger dynamics by acquiring acceleration and angle-data of the worn finger in piano
With angle change process, exercise is facilitated to divide finger dynamics and bending angle.Dynamics is gone up when finger and is not up to standard, passes through lamplight pointing
Or voice prompting corrects error situation.
The technical solution of the utility model is:
A kind of piano refers to upper force detecting device, and described device includes host, LCD screen, loudspeaker, switching on and shutting down key, increases
Dynamics indicator light reduces dynamics indicator light and USB interface；In the shell side of finger ring shape equipped with LCD screen, key switch, loudspeaker,
USB interface and indicator light；There are battery grooves in shell, is connected with battery；Shell is provided with main control board, the main control board
By microcontroller circuit, memory circuit, key press detecting circuit, LCD driving circuit, sound circuit, serial communication circuit and six
Axis moving parts circuit composition；Microcontroller circuit on microcontroller circuit plate is by STC11L04E single-chip microcontroller and its periphery electricity
Road composition, the microprocessor circuit plate are equipped with memory circuit, and microcontroller circuit plate is equipped with sound circuit；Microcontroller
Serial communication circuit on circuit board is connected with USB interface；Main control board by microcontroller circuit, memory circuit, press
Key detection circuit, LCD driving circuit, sound circuit, serial communication circuit and six axis moving parts circuits composition；Microcontroller electricity
Microcontroller STC11L04E single-chip microcontroller is routed to constitute；Six axis moving parts circuits are by six axis moving parts MPU6050 and its periphery
Circuit is constituted；Memory circuit is made of FLASH memory module HY29L160 and its peripheral circuit；Sound circuit is by PM50 voice
Chip and its peripheral circuit composition；LCD driving circuit is made of LM0802 module and its peripheral circuit；Serial communication circuit is by going here and there
Port communications part FT245BL and its peripheral circuit composition.
A kind of piano refers to that upper force detecting device, the key press detecting circuit on the microcontroller circuit plate are equipped with
Switching on and shutting down key.
Detailed description of the invention
Fig. 1 is the utility model wiring diagram；
Fig. 2 is the utility model main machine structure schematic diagram；
Fig. 3 is the utility model host circuit schematic diagram.
Attachment in figure: 1 is host, and 2 be switching on and shutting down key, and 3 be increase dynamics indicator light, and 4 be reduction dynamics indicator light, 5
It is USB interface for LCD screen, 6,7 be loudspeaker.
Specific embodiment
Force detecting device on a kind of finger based on six axis moving parts of MPU6050, including host, LCD screen, loudspeaker, open
Shut down key, increase dynamics indicator light, reduction dynamics indicator light and USB interface.Host has the shell of 1 finger ring shape, in host
1 LCD screen, 1 key switch, 1 loudspeaker, 1 USB interface and 2 indicator lights are equipped on one side of shell.Outside host
There is 1 battery grooves in shell, be connected with battery, is system power supply.1 piece of main control board, the master control are provided in host housing
Circuit board is by microcontroller circuit, memory circuit, key press detecting circuit, LCD driving circuit, sound circuit, serial communication electricity
Road and six axis moving parts circuits composition.
Microcontroller circuit on the microcontroller circuit plate is made of STC11L04E single-chip computer and its peripheral circuit, is born
The data acquisition for blaming whole device, analyzes 3-axis acceleration and three-dimensional perspective data, compares with storing data, with voice or light
The adjustment of prompt dynamics, and show in digital form.Six axis moving parts circuits on the microcontroller circuit plate are responsible for acquisition hand
The 3-axis acceleration and three-dimensional perspective data of finger movement.Key press detecting circuit on the microcontroller circuit plate is equipped with 1 switch
Machine key is responsible for startup and shutdown.Memory circuit on the microprocessor circuit plate is responsible for the collected finger angle of storage
And acceleration information.Sound circuit on the microcontroller circuit plate is equipped with 1 loudspeaker, is responsible for voice prompting dynamics and posture becomes
Change degree.LCD driving circuit on the microcontroller circuit plate is equipped with 1 LCD screen, is responsible for real-time display dynamics and angle number
According to.Serial communication circuit on the microcontroller circuit plate, is connected with USB interface, be responsible for input it is new bent play dynamics and
Angle parameter.
The main control board is by microcontroller circuit, memory circuit, key press detecting circuit, LCD driving circuit, voice electricity
Road, serial communication circuit and six axis moving parts circuits composition.Microcontroller circuit is by microcontroller STC11L04E monolithic mechanism
At the data for being responsible for whole device acquire, and analyze 3-axis acceleration and three-dimensional perspective data, compare with storing data, with voice
Or the adjustment of light prompt dynamics, and show in digital form.Six axis moving parts circuits by six axis moving parts MPU6050 and its
Peripheral circuit is constituted, and is responsible for the 3-axis acceleration and three-dimensional perspective data of acquisition finger movement.Memory circuit is stored by FLASH
Module HY29L160 and its peripheral circuit composition, are responsible for the collected finger angle of storage and acceleration information.Sound circuit by
PM50 speech chip and its peripheral circuit composition, are responsible for voice prompting dynamics and attitudes vibration degree.LCD driving circuit by
LM0802 module and its peripheral circuit are constituted, and are responsible for real-time display dynamics and angle-data.Serial communication circuit is by serial communication
Part FT245BL and its peripheral circuit composition, that is responsible for the new song of input plays dynamics and angle parameter.
Detection device is worn on detection finger in the form of finger ring and carries out data acquisition to finger movement.Host transports six axis
The 3-axis acceleration and three-dimensional perspective data of dynamic component acquisition are analyzed, when angle and dynamics are not up to piano playing standard,
By voice prompting or lamplight pointing, to correct error situation, and it is shown on liquid crystal display in real-time data collection, it is convenient intuitive
Understanding dynamics and angle change information.Host carries out key detection to host by key press detecting circuit, to detection key behavior
Carry out respective handling.
Embodiment
See Fig. 1, Fig. 2, Fig. 3, force detecting device on a kind of finger based on six axis moving parts of MPU6050, including host
1, LCD screen 5, loudspeaker 7, switching on and shutting down key 2, increase dynamics indicator light 3, reduction dynamics indicator light 4 and USB interface 6.Host 1 has 1
The shell of a finger ring shape is equipped with 1 loudspeaker of key switch 2,1 of LCD screen 5,1,7,1 USB on one side of host housing
Interface 6 and 2 indicator light 3,4.There is 1 battery grooves in host housing, be connected with battery, is system power supply.Outside host
Shell is provided with 1 piece of main control board, and the main control board is by microcontroller circuit, memory circuit, key press detecting circuit, LCD
Driving circuit, sound circuit, serial communication circuit and six axis moving parts circuits composition.
Microcontroller circuit on the microcontroller circuit plate is made of STC11L04E single-chip computer and its peripheral circuit, is born
The data acquisition for blaming whole device, analyzes 3-axis acceleration and three-dimensional perspective data, compares with storing data, with voice or light
The adjustment of prompt dynamics, and show in digital form.Six axis moving parts circuits on the microcontroller circuit plate are responsible for acquisition hand
The 3-axis acceleration and three-dimensional perspective data of finger movement.Key press detecting circuit on the microcontroller circuit plate is equipped with 1 switch
Machine key is responsible for startup and shutdown.Memory circuit on the microprocessor circuit plate is responsible for the collected finger angle of storage
And acceleration information.Sound circuit on the microcontroller circuit plate is equipped with 1 loudspeaker, is responsible for voice prompting dynamics and posture becomes
Change degree.LCD driving circuit on the microcontroller circuit plate is equipped with 1 LCD screen, is responsible for real-time display dynamics and angle number
According to.Serial communication circuit on the microcontroller circuit plate, is connected with USB interface, be responsible for input it is new bent play dynamics and
Angle parameter.
The main control board is by microcontroller circuit, memory circuit, key press detecting circuit, LCD driving circuit, voice electricity
Road, serial communication circuit and six axis moving parts circuits composition.Microcontroller circuit is by microcontroller STC11L04E monolithic mechanism
At the data for being responsible for whole device acquire, and analyze 3-axis acceleration and three-dimensional perspective data, compare with storing data, with voice
Or the adjustment of light prompt dynamics, and show in digital form.Six axis moving parts circuits by six axis moving parts MPU6050 and its
Peripheral circuit is constituted, and is responsible for the 3-axis acceleration and three-dimensional perspective data of acquisition finger movement.Memory circuit is stored by FLASH
Module HY29L160 and its peripheral circuit composition, are responsible for the collected finger angle of storage and acceleration information.Sound circuit by
PM50 speech chip and its peripheral circuit composition, are responsible for voice prompting dynamics and attitudes vibration degree.LCD driving circuit by
LM0802 module and its peripheral circuit are constituted, and are responsible for real-time display dynamics and angle-data.Serial communication circuit is by serial communication
Part FT245BL and its peripheral circuit composition, that is responsible for the new song of input plays dynamics and angle parameter.
Claims (2)
1. a kind of piano refers to upper force detecting device, which is characterized in that described device includes host, LCD screen, loudspeaker, switching on and shutting down
Key increases dynamics indicator light, reduces dynamics indicator light and USB interface；LCD screen, key are equipped in the shell side of finger ring shape
Switch, loudspeaker, USB interface and indicator light；There are battery grooves in shell, is connected with battery；Shell is provided with main control board, should
Main control board is led to by microcontroller circuit, memory circuit, key press detecting circuit, LCD driving circuit, sound circuit, serial ports
Believe circuit and six axis moving parts circuits composition；Microcontroller circuit on microcontroller circuit plate is by STC11L04E single-chip microcontroller
And its peripheral circuit composition, the microprocessor circuit plate are equipped with memory circuit, microcontroller circuit plate is equipped with voice electricity
Road；Serial communication circuit on microcontroller circuit plate is connected with USB interface；Main control board by microcontroller circuit, deposit
Memory circuit, key press detecting circuit, LCD driving circuit, sound circuit, serial communication circuit and six axis moving parts circuit groups
At；Microcontroller circuit is made of microcontroller STC11L04E single-chip microcontroller；Six axis moving parts circuits are by six axis moving parts
MPU6050 and its peripheral circuit are constituted；Memory circuit is made of FLASH memory module HY29L160 and its peripheral circuit；Language
Sound circuit is made of PM50 speech chip and its peripheral circuit；LCD driving circuit is made of LM0802 module and its peripheral circuit；
Serial communication circuit is made of serial communication part FT245BL and its peripheral circuit.
2. a kind of piano according to claim 1 refers to upper force detecting device, which is characterized in that the microcontroller circuit
Key press detecting circuit on plate is equipped with switching on and shutting down key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821103438.2U CN209028890U (en) | 2018-07-12 | 2018-07-12 | A kind of piano refers to upper force detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821103438.2U CN209028890U (en) | 2018-07-12 | 2018-07-12 | A kind of piano refers to upper force detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209028890U true CN209028890U (en) | 2019-06-25 |
Family
ID=66869362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821103438.2U Expired - Fee Related CN209028890U (en) | 2018-07-12 | 2018-07-12 | A kind of piano refers to upper force detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209028890U (en) |
-
2018
- 2018-07-12 CN CN201821103438.2U patent/CN209028890U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang field IOT Technology Co., Ltd Assignor: Shenyang Univ. Contract record no.: X2019210000024 Denomination of utility model: Piano finger strength detection device Granted publication date: 20190625 License type: Exclusive License Record date: 20191030 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190625 Termination date: 20200712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |