CN206209598U - A kind of piano playing teaching auxiliary device - Google Patents
A kind of piano playing teaching auxiliary device Download PDFInfo
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- CN206209598U CN206209598U CN201621100324.3U CN201621100324U CN206209598U CN 206209598 U CN206209598 U CN 206209598U CN 201621100324 U CN201621100324 U CN 201621100324U CN 206209598 U CN206209598 U CN 206209598U
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- hand
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- pitch
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Abstract
The utility model is related to a kind of piano playing teaching auxiliary device, including hand detection means and accuracy in pitch detection means, the hand detection means includes gloves, athletic posture sensor, connection circuit, data processing equipment, power supply, an athletic posture sensor is provided with the back of the hand position of gloves or at the centre of the palm position of gloves, an athletic posture sensor is respectively arranged with the corresponding position of five proximal phalanxs of finger of gloves, the accuracy in pitch detection means includes compression sensor component, bus circuit plate, data processing equipment, power supply and Electric Wires ＆ Cables, the compression sensor component is arranged on piano key body upper surface or piano key body lower section, the compression sensor component is made up of 88 compression sensors.The utility model reflects the skill gap between student and teacher by the contrast of hand and accuracy in pitch data, student can be repeated as standard with the data of teacher, to improve the level of oneself piano.
Description
Technical field
The utility model is related to piano playing field, more particularly to a kind of piano playing teaching auxiliary device.
Background technology
Up to the present, the mankind convey knowledge approach it is main or by way of word, figure and language are described come
Carry out, i.e., this kind of mode " explained in words " in so-called " instructing in words and by deeds ".And the mode of another " teaching others by his own example " is not obtained energetically
Popularization, study carefully the wretched insufficiency of its cause mainly teaching resource.Such as one piano training teacher can only be in the same time period
Interior centralized training student few in number, if using large-scale group instruction pattern, will be due to can not be to each student
All realize that man-to-man explanation is instructed and causes the decline of quality of instruction.If just think using a kind of device, can adopt in real time
Collect the body language of the mankind, and convert thereof into a kind of data form, then using the data of training teacher as master sample, that
As long as body language data and the normal data of other students are contrasted, action can be just represented by the difference of data
Difference, taken exercise to itself carrying out a kind of study finally by difference is eliminated, a kind of such teaching pattern just can be on a large scale
Popularization " teach others by his own example " mode of learning.
The body language of the mankind is concentrated mainly on hand aspect, because the mankind liberate and flexibly use during evolution
Both hands, the mankind and other animals just be able to strict differentiation and be increasingly becoming the species of high IQ.In daily life
In, the hand of the mankind covers many teaching fields such as music, physical culture, amusement, if be able to will be referred to by particular device
The standard hand attitude of the property led carries out Real-time Collection and data conversion, and a series of action is converted into data form to deposit,
And unified hand teaching standard database is set up, and then learnt by particular device, then can significantly promote " body
Religion " mode of learning, saves teaching resource, and knowledge dissemination and the technical ability succession to the mankind have epoch-making meaning.
Also there are the research to piano playing teaching auxiliary device, such as Chinese patent in the prior art
" 201410369145.9 " disclose a kind of Piano Teaching servicing unit, and described device indicates head by laser keyboard, and sign head is watched
Device is taken, support arm controls circuit and built-in music control program, sucker composition, described device to be arranged on fingerboard
Top, the laser keyboard sign head according to control circuit and music control program laser marker goes out that rotation should be played with servomechanism
The correct keyboard position of rule, realizes indicating the correct keyboard position that should be played according to music score melody in Piano Teaching.
But, hand and accuracy in pitch when above-mentioned patent is to piano playing cannot carry out effective detection and teaching, it is impossible to pass through
The contrast of hand and accuracy in pitch data reflects the skill gap between student and teacher, allows student to use the data conduct of teacher
Standard is repeated, to improve the level of oneself piano.
The content of the invention
For the problems of the prior art, the utility model provides a kind of piano playing teaching auxiliary device.
Various static and dynamic hand when the 1, can accurately identify piano, record piano teacher and
Receive the student of training according to time corresponding athletic posture sensor states numerical value.
2nd, the accuracy in pitch and rhythm during piano can be accurately identified, the teacher of piano is recorded and is received training
Student according to time corresponding single soft-touch type thin film switch or single thin-film pressure sensor or multiple soft-touch type films
The status values of switch.
Then two groups of data are compared, it is poor so as to reflect the technical ability between student and teacher by the comparing of data
Away from student can be repeated as standard with the data of teacher, to improve the level of oneself piano.
To realize function above, solution of the present utility model is a kind of piano playing teaching auxiliary device, including hand
Shape detection means and accuracy in pitch detection means, the hand detection means include gloves, athletic posture sensor, connection circuit, number
According to processing unit and power supply, an athletic posture is provided with the back of the hand position of gloves or at the centre of the palm position of gloves
Sensor, is respectively arranged with an athletic posture sensing at the corresponding position of five proximal phalanxs of finger of gloves
Device, the direction of motion and movement velocity numerical value of hand and finger are gone out for real-time detection, and the athletic posture sensor is by connecting
Connect circuit to be connected with data processing equipment, the data processing equipment is responsible for processing the signal of athletic posture sensor, the electricity
Source connects with data processing equipment, is responsible for being powered to whole hand detection means, and the accuracy in pitch detection means includes that pressing is sensed
Device assembly, bus circuit plate, data processing equipment, power supply and Electric Wires ＆ Cables, the compression sensor component is arranged on piano key
Body upper surface or piano key body lower section, the compression sensor component are made up of 88 compression sensors, the pressing
Sensor cluster is connected on bus circuit plate, and the bus circuit plate is connected to data processing equipment by Electric Wires ＆ Cables, institute
The signal that data processing equipment is responsible for processing compression sensor component is stated, the power supply is responsible for the confession of whole accuracy in pitch detection means
Electricity.
As improvement, one is respectively arranged with the corresponding position of five distal phalanxs of finger of the gloves
Athletic posture sensor.
Used as alternative improvement, the middle phalanx of forefinger, middle finger, the third finger, little finger of toe in the gloves is corresponding
An athletic posture sensor is respectively arranged with position, is provided with the corresponding position of the distal phalanx of the thumb of gloves
One athletic posture sensor.
As a further improvement, in the gloves forefinger, middle finger, the third finger, the middle phalanx of little finger of toe and remote section refer to
An athletic posture sensor is respectively arranged with the corresponding position of bone, it is corresponding in the distal phalanx of the thumb of gloves
An athletic posture sensor is provided with position.
Used as improvement, the athletic posture sensor in the hand detection means selects Together, digital gyroscope sensor.
Preferably, the athletic posture sensor in the hand detection means selects six axle gyro sensors.In reality
Found in the application of border：Three-axis gyroscope sensor is due to that can only detect the angular speed of motion, it is impossible to detect linear velocity, therefore
The finger and hand data error for detecting are larger；Six axle gyro sensors can both detect angular velocity, it is also possible to detect
Go out linear velocity；Nine axle gyro sensors are outside one's consideration except that can detect angular velocity and linear speed, can also detect that geomagnetic data,
But the nine axle gyro sensor market prices are expensive, and six axles that the utility model piano playing teaching auxiliary device is used
Gyro sensor, meets actually used demand enough, and cost is suitable.
As a further improvement, communicator is also included in the hand detection means, the communicator uses nothing
Line or wire communication, the communicator are the functional module being integrated in data processing equipment.
As a further improvement, communicator is also included in the hand detection means, the communicator uses nothing
Line or wire communication, the communicator are connected for individual components with data processing equipment.
Used as improvement, described hand detection means is integral type structure, and athletic posture sensor connects circuit, data
Processing unit, power supply is arranged on gloves.
Used as improvement, described hand detection means is integral type structure, and athletic posture sensor connects circuit, data
Processing unit, communicator, power supply is arranged on gloves.
Used as alternative improvement, described hand detection means is split-type structural, athletic posture sensor, connection electricity
Road is arranged on gloves, and data processing equipment is arranged on wrist strap with power supply, is connected by Electric Wires ＆ Cables between gloves and wrist strap.
Used as alternative improvement, described hand detection means is split-type structural, athletic posture sensor, connection electricity
Road and data processing equipment are arranged on gloves, and power supply is arranged on wrist strap, are connected by Electric Wires ＆ Cables between gloves and wrist strap.
As a further improvement, described hand detection means is split-type structural, athletic posture sensor, connection electricity
Road, data processing equipment and communicator are arranged on gloves, and power supply is arranged on wrist strap, by electric between gloves and wrist strap
Cable is connected.
As a further improvement, described hand detection means is split-type structural, athletic posture sensor, connection electricity
Road is arranged on gloves, and data processing equipment, communicator and power supply are arranged on wrist strap, by electric between gloves and wrist strap
Cable is connected.
As a further improvement, described hand detection means is split-type structural, athletic posture sensor, connection electricity
Road and data processing equipment are arranged on gloves, and communicator and power supply are arranged on wrist strap, by electricity between gloves and wrist strap
Gas cable is connected.
As a further improvement, described hand detection means is split-type structural, athletic posture sensor, connection electricity
Road and communicator are arranged on gloves, and data processing equipment and power supply are arranged on wrist strap, by electricity between gloves and wrist strap
Gas cable is connected.
As a further improvement, the compression sensor component of the accuracy in pitch detection means is arranged under piano key body
Side, the piano key body lower section is specially piano key body lower surface, with the accuracy in pitch of real-time detection piano playing.
Used as alternative improvement, the compression sensor component of the accuracy in pitch detection means is arranged under piano key body
Side, the piano key body lower section is specially on the front part below piano key body, with the sound of real-time detection piano playing
It is accurate.
As a further improvement, the compression sensor of the accuracy in pitch detection means is single soft-touch type thin film switch.
As a further improvement, the compression sensor of the accuracy in pitch detection means is by multiple soft-touch type thin film switch structures
Into.
As a further improvement, the compression sensor of the accuracy in pitch detection means is single thin-film pressure sensor.
As a further improvement, the accuracy in pitch detection means also includes communicator, and the communicator is using wireless
Or wire communication, the communicator is the functional module being integrated in data processing equipment.
Used as alternative improvement, the accuracy in pitch detection means also includes communicator, and the communicator is using wireless
Or wire communication, the communicator connects for individual components with data processing equipment.
As a further improvement, the power supply of the accuracy in pitch detection means is general dry battery or rechargeable batteries
Or external power supply.
From the above, it can be seen that the utility model has advantages below：
1st, by setting athletic posture sensor, the direction of motion and movement velocity numerical value of each finger, each can be detected
The state for separating or closing up between the degree and finger and finger of digital flexion, is entered by data processing equipment to sensor
Row data acquisition and analyzing and processing, can not only recognize static hand during piano, it is also possible to the dynamic hand of identification, i.e., to bullet
Various hands when playing piano are accurately identified.
2nd, by setting compression sensor component above or below keyboard key body, when can detect piano playing which
The dynamics order of magnitude that individual key is pressed and presses, by data processing equipment sensor cluster is carried out data acquisition with
Analyzing and processing, can to piano playing when accuracy in pitch accurately identify.
Therefore, it can carry out the teacher of piano and the student of receiving training respectively the inspection of hand and accuracy in pitch
Survey, obtain recording corresponding sensor states numerical value according to the time, be finally compared two groups of data, so as to reflect student
Skill gap and teacher between, student can be repeated as standard with the data of teacher, to improve oneself bullet
Play the level of piano.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that the utility model hand detection means is provided with six structural representations of athletic posture sensor；
Fig. 3 is that the utility model hand detection means is provided with 11 structural representations of athletic posture sensor；
Fig. 4 is that the utility model hand detection means is provided with 11 another structural representations of athletic posture sensor
Figure；
Fig. 5 is that the utility model hand detection means is provided with 15 structural representations of athletic posture sensor；
Fig. 6 be athletic posture sensor of the present utility model the back of the hand with singly refer on arrangement schematic diagram；
Fig. 7 is the schematic diagram of the integral structure of the utility model hand detection means；
Fig. 8 is the schematic diagram of the split-type structural of the utility model hand detection means；
Fig. 9 be the hand Detection results figure that is arranged on the back of the hand and each phalanx proximalis digitorum manus of athletic posture sensor (only
Illustrated with thumb and forefinger)；
Figure 10 is the hand detection that athletic posture sensor is arranged on the back of the hand and each phalanx proximalis digitorum manus, distal phalanx
Design sketch (is only illustrated) with thumb and forefinger；
Figure 11 is the hand detection that athletic posture sensor is arranged on the back of the hand and each phalanx proximalis digitorum manus, middle phalanx
Design sketch (is only illustrated, thumb does not have middle phalanx, replaced with distal phalanx) with thumb and forefinger；
Figure 12 is arranged on the back of the hand and each phalanx proximalis digitorum manus, middle phalanx, distal phalanx for athletic posture sensor
Hand Detection results figure (only being illustrated with thumb and forefinger, thumb does not have middle phalanx)；
Figure 13 is arranged on the structural representation of piano key upper surface for the sensor cluster of the utility model accuracy in pitch detection means
Figure；
Figure 14 is arranged on the structural representation below piano key for the sensor cluster of the utility model accuracy in pitch detection means；
Figure 15 is arranged on the specific installation site in piano key lower section for the sensor cluster of the utility model accuracy in pitch detection means
Structural representation；
Figure 16 is the schematic diagram of the utility model the back of the hand；
Figure 17 is the schematic diagram of the utility model palm；
Reference：1st, hand detection means, 2, accuracy in pitch detection means, 11, gloves, 12, athletic posture sensor, 13,
Connection circuit, 14, hand detection data processing unit, 15, hand detection communicator, 16, hand detection power supply, 17, wrist strap,
18th, hand detection Electric Wires ＆ Cables, 19, at the back of the hand position, 110, at centre of the palm position, 111, proximal phalanx, 112, middle phalanx,
113rd, distal phalanx, 21, compression sensor component, 22, bus circuit plate, 23, accuracy in pitch detection data processing unit, 24, accuracy in pitch
Detection communicator, 25, accuracy in pitch detection power supply, 26, accuracy in pitch detection Electric Wires ＆ Cables, 27, piano key body, 28, front part,
29th, washer part, 210, cotter pilotage part.
Specific embodiment
With reference to Fig. 1, Fig. 2, Figure 13, Figure 16, Figure 17, first specific embodiment of the present utility model is described in detail, but not
Any restriction is done to claim of the present utility model.
As shown in Figure 1, Figure 2, shown in Figure 13, Figure 16, Figure 17, a kind of piano playing teaching auxiliary device includes hand detection means
1 and accuracy in pitch detection means 2, the hand detection means 1 includes gloves 11, athletic posture sensor 12, connection circuit 13, hand
Detection data processing unit 14 and hand detection power supply 16,19 or the centre of the palm in gloves 11 at the back of the hand position of gloves 11
110 are provided with an athletic posture sensor 12 at position, gloves 11 five proximal phalanxs of finger 111 it is corresponding
An athletic posture sensor 12 is respectively arranged with position, the direction of motion and the motion of hand and finger are gone out for real-time detection
Speed values, the athletic posture sensor 12 is connected by connecting circuit 13 with hand detection data processing unit 14, described
Hand detection data processing unit 14 is responsible for the signal for the treatment of athletic posture sensor 12, and the hand detects power supply 16 and hand
Detection data processing unit 14 is connected, and is responsible for being powered to whole hand detection means, and the accuracy in pitch detection means 2 includes that pressing is passed
Sensor component 21, bus circuit plate 22, accuracy in pitch detection data processing unit 23, accuracy in pitch detection power supply 25 detect electric wire with accuracy in pitch
Cable 26, the compression sensor component 21 is arranged on the upper surface of piano key body 27 or the lower section of piano key body 27, described to press
Pressure sensor component 21 is made up of 88 compression sensors, and the compression sensor component 21 is connected on bus circuit plate 22,
The bus circuit plate 22 detects that Electric Wires ＆ Cables 26 are connected to accuracy in pitch detection data processing unit 23, the accuracy in pitch inspection by accuracy in pitch
The signal that data processing equipment 23 is responsible for treatment compression sensor component 21 is surveyed, the accuracy in pitch detection power supply 25 is responsible for whole accuracy in pitch
The power supply of detection means.
More specifically, athletic posture sensor 12 selects six axle gyro sensors.
More specifically, connection circuit 13 is used to connect various sensors and hand detection data processing unit 14, using even
Wire or flexible PCB are connect, the electric interfaces being connected with each part are provided with.
More specifically, hand detection data processing unit 14 includes sensor signal conditioning circuit and processor circuit, bear
Various kinds of sensors signal in sensor device is converted into corresponding data message by duty in real time, then detects communication dress by hand
Put 15 data are sent to the application software customized in external equipment in real time, application software is as needed further to collecting
Data make relevant treatment and application.
More specifically, also including that hand detects communicator 15, the hand detection communicator 15 is used wireless or had
Line communicates, and can be connected with hand detection data processing unit 14 for individual components, or hand detection data treatment dress
The integrated functional module in 14 is put, integrated communication function module also is understood as hand in hand detection data processing unit 14
Detection communicator 15.
More specifically, hand detection power supply 16 includes battery, battery charging and discharging and power management and protection circuit, battery
Lithium battery can be used, is responsible for providing reliable and stable working power to whole device.
As shown in figure 13 for compression sensor component 21 is arranged on the upper surface of piano key body 27, the size of compression sensor
Shape is basically identical and more slightly smaller with the size of piano key body 27, is so conducive to installing and fits.
More specifically, the compression sensor of the accuracy in pitch detection means 2 can be single soft-touch type thin film switch.
More specifically, the compression sensor of the accuracy in pitch detection means 2 can be single thin-film pressure sensor.
More specifically, bus circuit plate 22 is used to connect each compression sensor and accuracy in pitch detection data processing unit 23, adopt
With connecting wire or flexible PCB, the electric interfaces being connected with each part are provided with.
More specifically, accuracy in pitch detection data processing unit 23 includes sensor signal conditioning circuit and processor circuit, bear
Various kinds of sensors signal in sensor device is converted into corresponding data message by duty in real time, then detects communication dress by accuracy in pitch
Put 24 data are sent to the application software customized in external equipment in real time, application software is as needed further to collecting
Data make relevant treatment and application.
More specifically, also including that accuracy in pitch detects communicator 24, the accuracy in pitch detection communicator 24 is used wireless or had
Line communicates, and the accuracy in pitch detection communicator 24 can be the functional module being integrated in accuracy in pitch detection data processing unit 23,
As individual components, and can also be connected with accuracy in pitch detection data processing unit 23.
More specifically, the accuracy in pitch detection power supply 25 is general dry battery or rechargeable batteries or external power supply,
It is responsible for providing reliable and stable working power to whole device.
With reference to Fig. 3, Figure 16, Figure 17, second specific embodiment of the utility model hand detection means is described in detail, but
Any restriction is not done to claim of the present utility model.
As shown in Fig. 3, Figure 16, Figure 17, the athletic posture sensor 12 in described hand detection means 1 has 11,
One of athletic posture sensor is arranged on 19 at the back of the hand position, and remaining ten athletic posture sensor is separately positioned on food
On finger, middle finger, the third finger, little finger of toe and thumb, two athletic posture sensors are set, one to be arranged on finger near on each finger
Section phalanges 111, one is arranged on phalanx distalis digitorum manus 113, and the direction of motion and the motion of hand and finger are gone out for real-time detection
Speed values.
With reference to Fig. 4, Figure 16, Figure 17, the 3rd specific embodiment of the utility model hand detection means is described in detail, but
Any restriction is not done to claim of the present utility model.
As shown in Fig. 4, Figure 16, Figure 17, the athletic posture sensor 12 in described hand detection means 1 has 11,
One of athletic posture sensor is arranged on 19 at the back of the hand position, and remaining ten athletic posture sensor is separately positioned on food
On finger, middle finger, the third finger, little finger of toe and thumb, on each finger set two athletic posture sensors, wherein forefinger, middle finger,
Two athletic posture sensors are each provided with nameless and little finger of toe, one is arranged on phalanx proximalis digitorum manus 111, and one is arranged on
Phalanx media digitorum manus 112, is provided with two athletic posture sensors on thumb, one is arranged on phalanx proximalis digitorum manus 111, one
Phalanx distalis digitorum manus 113 is arranged on, the direction of motion and movement velocity numerical value of hand and finger are gone out for real-time detection.
With reference to Fig. 5, Figure 16, Figure 17, the 4th specific embodiment of the utility model hand detection means is described in detail, but
Any restriction is not done to claim of the present utility model.
As shown in Fig. 5, Figure 16, Figure 17, the athletic posture sensor 12 in described hand detection means 1 has 15,
One of athletic posture sensor is arranged on 19 at the back of the hand position, and remaining 14 athletic posture sensor is separately positioned on food
On finger, middle finger, the third finger, little finger of toe and thumb, wherein being each provided with three motion appearances on forefinger, middle finger, the third finger and little finger of toe
State sensor, one is arranged on phalanx proximalis digitorum manus 111, and one is arranged on phalanx distalis digitorum manus 113, and one is arranged in finger
Section phalanges 112, is provided with two athletic posture sensors on thumb, one is arranged on phalanx proximalis digitorum manus 111, a setting
In phalanx distalis digitorum manus 113, the direction of motion and movement velocity numerical value of hand and finger are gone out for real-time detection.
As shown in fig. 6, for athletic posture sensor 12 the back of the hand with singly refer on arrangement schematic diagram, have four motion appearances
State sensor, one of athletic posture sensor is arranged on 19 at the back of the hand position, in addition also three athletic posture sensors,
One is arranged on phalanx proximalis digitorum manus 111, and one is arranged on phalanx distalis digitorum manus 113, and one is arranged on phalanx media digitorum manus
112。
As shown in fig. 7, described hand detection means is integral type structure, athletic posture sensor 12 connects circuit 13,
Hand detection data processing unit 14, hand detection power supply 16 is arranged on gloves 11.
It is described when hand detection communicator 15 is the functional module being integrated in hand detection data processing unit 14
Hand detection means can also be another integral structure, athletic posture sensor 12, connect circuit 13, hand detection
Data processing equipment 14, hand detection communicator 15, hand detection power supply 16 is arranged on gloves 11.
When hand detects communicator 15 as individual components, and when being connected with hand detection data processing unit 14, institute
The hand detection means stated can also be another integral structure, and athletic posture sensor 12 connects circuit 13, hand inspection
Data processing equipment 14 is surveyed, hand detection communicator 15, hand detection power supply 16 is arranged on gloves 11.
The athletic posture sensor 12, connection circuit 13, hand detection data processing unit 14, hand detection communication dress
Put 15 and hand detection power supply 16 can be provided entirely on gloves 11 or be wrapped in the material of gloves 11, hand detection number
Detect that the larger hardware such as communicator 15 and hand detection power supply 16 can be arranged at the back of the hand according to processing unit 14, hand
Larger space.
As shown in figure 8, described hand detection means is split-type structural, athletic posture sensor 12 connects circuit 13,
Hand detection data processing unit 14 is arranged on gloves 11, and hand detection power supply 16 is arranged on wrist strap 17, gloves 11 and wrist
Detect that Electric Wires ＆ Cables 18 are connected by hand between band 17.
Described hand detection means can also be another split-type structural, athletic posture sensor 12, connection electricity
Road 13 is arranged on gloves 11, and hand detection data processing unit 14 is arranged on wrist strap 17 with hand detection power supply 16, gloves
Detect that Electric Wires ＆ Cables 18 are connected by hand between 11 and wrist strap 17.
It should be noted that according to actual use demand, athletic posture sensor 12 can be set only on gloves 11,
And hand detection data processing unit 14, hand is detected into the larger hardware setting such as communicator 15 and hand detection power supply 16
On gloves wrist or independent wrist strap 17, gloves detect that Electric Wires ＆ Cables 18 are connected with wrist strap 17 by hand, this split
On the one hand the piano playing teaching auxiliary device of formula can more comfortably dress experience effect, another aspect wrist strap 17 to wearer
Standarized component can be made, is used so as to match with the gloves of size of all sizes, improve the applicability of gloves, dropped
Low manufacture and use cost.
When such as hand detection communicator 15 is the functional module being integrated in hand detection data processing unit 14, institute
The hand detection means stated has following several split-type structurals：
1. the hand detection means described in is split-type structural, athletic posture sensor 12, connection circuit 13, hand detection
Data processing equipment 14 and hand detection communicator 15 are arranged on gloves 11, and hand detection power supply 16 is arranged on wrist strap 17
On, detect that Electric Wires ＆ Cables 18 are connected by hand between gloves 11 and wrist strap 17.
2. the hand detection means described in is split-type structural, and athletic posture sensor 12, connection circuit 13 is arranged on hand
On set 11, hand detection data processing unit 14, hand detection communicator 15 is arranged on wrist strap 17 with hand detection power supply 16
On, detect that Electric Wires ＆ Cables 18 are connected by hand between gloves 11 and wrist strap 17.
Such as hand detects communicator 15 as individual components, and when being connected with hand detection data processing unit 14,
Described hand detection means has following several split-type structurals：
1. the hand detection means described in is split-type structural, athletic posture sensor 12, connection circuit 13, hand detection
Data processing equipment 14 and hand detection communicator 15 are arranged on gloves 11, and hand detection power supply 16 is arranged on wrist strap 17
On, detect that Electric Wires ＆ Cables 18 are connected by hand between gloves 11 and wrist strap 17.
2. the hand detection means described in is split-type structural, and athletic posture sensor 12, connection circuit 13 is arranged on hand
On set 11, hand detection data processing unit 14, hand detection communicator 15 is arranged on wrist strap 17 with hand detection power supply 16
On, detect that Electric Wires ＆ Cables 18 are connected by hand between gloves 1 and wrist strap 17.
3. the hand detection means described in is split-type structural, athletic posture sensor 12, connection circuit 13 and hand inspection
Survey data processing equipment 14 to be arranged on gloves 11, hand detection communicator 15 and hand detection power supply 16 are arranged on wrist strap 17
On, detect that Electric Wires ＆ Cables 18 are connected by hand between gloves 11 and wrist strap 17.
4. the hand detection means described in is split-type structural, athletic posture sensor 12, connection circuit 13 and hand inspection
Survey communicator 15 to be arranged on gloves 11, hand detection data processing unit 14 and hand detection power supply 16 are arranged on wrist strap 17
On, detect that Electric Wires ＆ Cables 18 are connected by hand between gloves 11 and wrist strap 17.
When using, as shown in Fig. 2 or 3 or 4 or 5, athletic posture sensor 12 is arranged on phalanx distalis digitorum manus, middle section and refers to
Position above bone, three joints of proximal phalanx, can real-time detection go out the direction of motion and movement velocity numerical value of finger, motion
Attitude transducer angular velocity measurement scope ± 250dps~± 2000dps (degree per second), acceleration analysis scope ± 2g~±
16g；Athletic posture sensor on multiple fingers and the athletic posture sensor on the back of the hand are engaged, can not only be real-time
The degree of digital flexion is detected, the state presented between finger and the back of the hand, and real-time detection hand can be gone out with real-time detection
Refer to the state for separating or closing up between finger.
The gloves 11 of hand detection means can wrap up form entirely, or partly wrap up semi-open or part to wrap up shape
Formula, the material of gloves 11 can be used but not limited to the material such as textile or rubber and plastic, silica gel.
Hand detection means of the present utility model is passed by the athletic posture sensor and athletic posture to varying number
A series of experimental verification has been done in the position that sensor is set, and effect is as follows respectively：
As shown in figure 9, athletic posture sensor is arranged on the back of the hand and each phalanx proximalis digitorum manus, by thumb and food
The hand detection of finger, the performance of finger is very stiff, not sensitive enough, can only simply find out the hand action change of finger root.
As shown in Figure 10, athletic posture sensor is arranged on the back of the hand and each phalanx proximalis digitorum manus, distal phalanx, is passed through
To the detection of the hand of thumb and forefinger, it can be seen that finger motion is more stiff, and be not real finger display form (just
Ordinary person can not realize distal phalanx bending and middle phalanx and proximal phalanx are maintained at the state of a straight line), although sensor
Usage quantity as the scheme of Figure 11, but because the position placed is different, the form of expression of hand is just different.
As shown in figure 11, athletic posture sensor is arranged on the back of the hand and each phalanx proximalis digitorum manus, middle phalanx, due to
Thumb does not have middle phalanx, so being replaced with distal phalanx, is detected by the hand to thumb and forefinger, it can be seen that basic
Hand-type, the movable information of finger is relative further extension, it can be observed that the hand of finger root and middle phalanx
Action change.
As shown in figure 12, athletic posture sensor is arranged on the back of the hand and each phalanx proximalis digitorum manus, middle phalanx, remote section refer to
On bone (thumb does not have middle phalanx), detected by hand to thumb and forefinger, the table that the motion of finger can be very true to nature
Reveal and, be able to observe that the trickle motion change of finger, the expression effect of hand is optimal.
In summary four kinds of effects of embodiment, the optimal scheme of the form of expression is the scheme shown in Figure 12；If only
Simply detection hand change, scheme shown in Fig. 9 can also, and the athletic posture number of sensors for using is minimum, into
This is minimum；Scheme shown in Figure 10 is identical with the athletic posture number of sensors used by the scheme shown in Figure 11, from intuitively imitating
Seen on fruit, the scheme of Figure 11 more meets the actual act performance of finger, but the scheme of Figure 10 is counting phalanx distalis digitorum manus
The data of each finger joint style bending of whole finger during bending, and after generating corresponding algorithm model, but can preferably simulate
The hand change of whole finger.For a kind of device for detecting hand during piano playing, four kinds of schemes of the above all can be
Use, difference is whether the precision for detecting meets the real needs of application scenarios and the experience level of comfort of wearer.
The utility model is not limited to fix the sensor in above-mentioned position, it is also possible to fix other sensings in other positions
Device is to adapt to various needs, for example, the athletic posture sensor on the back of the hand may also be arranged at the centre of the palm.
With reference to Figure 14, Figure 15, second and the 3rd specific implementation of the utility model accuracy in pitch detection means is described in detail
Example, but any restriction is not done to claim of the present utility model.
As shown in Figure 14, Figure 15, compression sensor component 21 is arranged on the lower section of piano key body 27, according to professional standard text
Piano composition element size and shape specified in part QB/T 2444-2010, in order to be able to allow cotter pilotage part 210 to be normally embedded
To in piano key body 27, so the shape of compression sensor is an annulus, size dimension and washer part 29 are identical.
As shown in figure 15, second specific embodiment is arranged under piano key body 27 for the compression sensor component 21
Side, the lower section of the piano key body 27 is specially the lower surface of piano key body 27 and (illustrates the moon of the lower surface of piano key body 27
Shadow part)；3rd specific embodiment is the front block unit that the compression sensor component 21 is arranged on the lower section of piano key body 27
(dash area of the upper surface of front part 28 is illustrated on part 28), with the accuracy in pitch of real-time detection piano playing.
More specifically, the compression sensor can be single soft-touch type thin film switch.
More specifically, the compression sensor can be single thin-film pressure sensor.
More specifically, the compression sensor can be made up of multiple soft-touch type thin film switches.
Installation site according to compression sensor is different and needs the function difference realized, compression sensor to be divided into three kinds
Type：
If it is which piano key is pressed the 1, to only need to detection, only needs to single soft-touch type thin film switch and constitute i.e.
Can, now compression sensor can be arranged on the upper surface of piano key body 27 or the lower surface of piano key body 27 or piano key body 27
On the front part 28 of lower section；
If the 2, also needing to know pressing dynamics while confirming which piano key is pressed, needing will be single light
Touch thin film switch changes single thin-film pressure sensor into, and now compression sensor can be arranged on the upper surface of piano key body 27
Or on the front part 28 of the lower surface of piano key body 27 or the lower section of piano key body 27；
3rd, cannot inspecting force and thin-film pressure sensor is expensive asks in view of single soft-touch type thin film switch
Topic, the utility model have also been devised another alternative solution, i.e., replace single soft-touch type thin with multiple soft-touch type thin film switches
Membrane switch or single thin-film pressure sensor, realizing can detect pressing dynamics, while price is again suitable, it is adaptable to big rule
Mould is produced.Motion based on piano key meets lever principle, thus when piano key is pressed piano key body 27 exist it is certain
Angle of inclination.Using this angle of inclination, by the of different sizes and piano key body 27 of piano playing dynamics and washer part 29
The of different sizes of contact area is corresponded after stress, and the small then contact area of dynamics is small, conversely, great efforts then contact area
Greatly.Using this simple corresponding relation, single soft-touch type thin film switch or single thin-film pressure sensor can be changed
Into multiple soft-touch type thin film switches, the film that piano key body 27 is pressed when small with the contact area of washer part 29 is opened
Quantity is closed just few, conversely, the thin film switch quantity being pressed when contact area is big is just more.Although this mode can not be detected
Go out successional dynamics value, but can be by the dynamics value that the cooperation of software algorithm detects segmentation, both realize piano bullet
The detection of dynamics grade is played, while greatly reducing production cost again.Now compression sensor can be arranged on piano key body 27
On the front part 28 of lower surface or the lower section of piano key body 27.
In sum, piano playing instructional device of the present utility model has the advantage that：
1st, hand detection means carries out data collection and analysis treatment by athletic posture sensor 12, not only can be right
Various static hands are accurately identified, and can more recognize dynamic hand.The teaching of piano is applied to such as the utility model
When, data are played in the demonstration for first gathering teacher, and teacher has dressed piano playing teaching auxiliary device of the present utility model, each finger
Bending, each finger fingertip taps key, and now athletic posture sensor is identified record, athletic posture sensor to hand
Also record finger motion locus and keystroke frequency.According to each group respective sensor status values that the time records, you can to generate
Hand teaching standard data.Practised after student has dressed piano playing teaching auxiliary device, hand and the motion of student
Also it is acquired by each sensor.Finally, the application software for customizing in external equipment is as needed further to collecting
Data make relevant treatment and application, for example, the data of student are compared with the normal data of teacher, reflect student and old
Skill gap between teacher etc..
2nd, accuracy in pitch detection means is by setting compression sensor component, when can detect piano playing which key by by
Dynamics order of magnitude that is lower and pressing, data collection and analysis treatment is carried out to sensor cluster by data processing equipment,
Can to piano playing when accuracy in pitch accurately identify.The accuracy in pitch data of student are compared with the standard accuracy in pitch data of teacher
Compared with, reflect the skill gap between student and teacher, student can be repeated as standard with the data of teacher,
To improve the level of oneself piano.
It is understood that above with respect to specific descriptions of the present utility model, be merely to illustrate the utility model and not
The technical scheme described by the utility model embodiment is limited to, it will be understood by those within the art that, do not departing from
In the case of the spirit and scope that claim is limited, the utility model can be modified or equivalent, to reach
Identical technique effect, but all within protection domain of the present utility model.
Claims (27)
1. a kind of piano playing teaching auxiliary device, it is characterised in that：Including hand detection means (1) and accuracy in pitch detection means
(2), the hand detection means (1) includes gloves (11), athletic posture sensor (12), connection circuit (13), hand detection
Data processing equipment (14) and hand detect power supply (16), at the back of the hand position of gloves (11) (19) or in gloves (11)
(110) are provided with an athletic posture sensor (12) at centre of the palm position, in five proximal phalanxs of finger of gloves (11)
(111) an athletic posture sensor (12), the athletic posture sensor (12) are respectively arranged with corresponding position
Connected with hand detection data processing unit (14) by connecting circuit (13), the hand detection data processing unit (14) is born
The signal of duty treatment athletic posture sensor (12), the hand detects power supply (16) and hand detection data processing unit (14)
Connection, is responsible for being powered to whole hand detection means, and the accuracy in pitch detection means (2) includes compression sensor component (21), always
Line circuit board (22), accuracy in pitch detection data processing unit (23), accuracy in pitch detect that power supply (25) detects Electric Wires ＆ Cables (26) with accuracy in pitch,
The compression sensor component (21) is arranged on piano key body (27) upper surface or piano key body (27) lower section, described to press
Pressure sensor component (21) is made up of 88 compression sensors, and the compression sensor component (21) is connected to bus circuit plate
(22) on, the bus circuit plate (22) detects that Electric Wires ＆ Cables (26) are connected to accuracy in pitch detection data processing unit by accuracy in pitch
(23), the accuracy in pitch detection data processing unit (23) is responsible for the signal for the treatment of compression sensor component (21), the accuracy in pitch inspection
Survey the power supply that power supply (25) is responsible for whole accuracy in pitch detection means.
2. piano playing teaching auxiliary device according to claim 1, it is characterised in that：In five fingers of gloves (11)
Distal phalanx (113) corresponding position at be respectively arranged with an athletic posture sensor (12).
3. piano playing teaching auxiliary device according to claim 1, it is characterised in that：Forefinger in gloves (11), in
Refer to, be respectively arranged with an athletic posture sensor (12) at the position that the middle phalanx (112) of nameless, little finger of toe is corresponding,
An athletic posture sensor (12) is provided with the corresponding position of the distal phalanx (113) of the thumb of gloves (11).
4. piano playing teaching auxiliary device according to claim 1, it is characterised in that：Forefinger in gloves (11), in
A fortune is respectively arranged with the corresponding position of finger, the nameless, middle phalanx (112) of little finger of toe and distal phalanx (113)
Dynamic attitude transducer (12), a motion is provided with the corresponding position of the distal phalanx (113) of the thumb of gloves (11)
Attitude transducer (12).
5. the piano playing teaching auxiliary device according to claim 1 or 2 or 3 or 4, it is characterised in that：The motion appearance
State sensor (12) selects Together, digital gyroscope sensor.
6. piano playing teaching auxiliary device according to claim 5, it is characterised in that：The athletic posture sensor
(12) six axle gyro sensors are selected.
7. piano playing teaching auxiliary device according to claim 1, it is characterised in that：Described hand detection means
(1) also include that hand detects communicator (15), the hand detects communicator (15) using wirelessly or non-wirelessly communicating, described
Hand detects that communicator (15) is the functional module being integrated in hand detection data processing unit (14).
8. piano playing teaching auxiliary device according to claim 1, it is characterised in that：Described hand detection means
(1) also include that hand detects communicator (15), the hand detects communicator (15) using wirelessly or non-wirelessly communicating, described
Hand detects communicator (15) for individual components are connected with hand detection data processing unit (14).
9. piano playing teaching auxiliary device according to claim 1, it is characterised in that：Described hand detection means
(1) it is integral type structure, athletic posture sensor (12), connection circuit (13), hand detection data processing unit (14), hand
Detection power supply (16) is arranged on gloves (11).
10. piano playing teaching auxiliary device according to claim 1, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13) is arranged on gloves (11), hand detection data
Processing unit (14) hand is detected and is arranged on wrist strap (17) with power supply (16), by hand between gloves (11) and wrist strap (17)
Detection Electric Wires ＆ Cables (18) connection.
11. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13) and hand detection data processing unit (14) are set
On gloves (11), hand detects that power supply (16) is arranged on wrist strap (17), and hand is passed through between gloves (11) and wrist strap (17)
Detection Electric Wires ＆ Cables (18) connection.
12. piano playing teaching auxiliary devices according to claim 7, it is characterised in that：Described hand detection means
(1) it is integral type structure, athletic posture sensor (12), connection circuit (13), hand detection data processing unit (14), hand
Detection communicator (15) and hand detect that power supply (16) is arranged on gloves (11).
13. piano playing teaching auxiliary devices according to claim 7, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13), hand detection data processing unit (14) and hand
Shape detects that communicator (15) is arranged on gloves (11), and hand detects that power supply (16) is arranged on wrist strap (17), gloves (11)
Detect that Electric Wires ＆ Cables (18) are connected by hand between wrist strap (17).
14. piano playing teaching auxiliary devices according to claim 7, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13) is arranged on gloves (11), hand detection data
Processing unit (14), hand detect that communicator (15) detects that power supply (16) is arranged on wrist strap (17) with hand, gloves (11)
Detect that Electric Wires ＆ Cables (18) are connected by hand between wrist strap (17).
15. piano playing teaching auxiliary devices according to claim 8, it is characterised in that：Described hand detection means
(1) it is integral type structure, athletic posture sensor (12), connection circuit (13), hand detection data processing unit (14), hand
Detection communicator (15) and hand detect that power supply (16) is arranged on gloves (11).
16. piano playing teaching auxiliary devices according to claim 8, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13), hand detection data processing unit (14) and hand
Shape detects that communicator (15) is arranged on gloves (11), and hand detects that power supply (16) is arranged on wrist strap (17), gloves (11)
Detect that Electric Wires ＆ Cables (18) are connected by hand between wrist strap (17).
17. piano playing teaching auxiliary devices according to claim 8, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13) is arranged on gloves (11), hand detection data
Processing unit (14), hand detect that communicator (15) detects that power supply (16) is arranged on wrist strap (17) with hand, gloves (11)
Detect that Electric Wires ＆ Cables (18) are connected by hand between wrist strap (17).
18. piano playing teaching auxiliary devices according to claim 8, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13) and hand detection data processing unit (14) are set
On gloves (11), hand detects that communicator (15) and hand detect that power supply (16) is arranged on wrist strap (17), gloves (11)
Detect that Electric Wires ＆ Cables (18) are connected by hand between wrist strap (17).
19. piano playing teaching auxiliary devices according to claim 8, it is characterised in that：Described hand detection means
(1) it is split-type structural, athletic posture sensor (12), connection circuit (13) and hand detect that communicator (15) is arranged on hand
On set (11), hand detection data processing unit (14) and hand detect that power supply (16) is arranged on wrist strap (17), gloves (11)
Detect that Electric Wires ＆ Cables (18) are connected by hand between wrist strap (17).
20. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Compression sensor component (21) be arranged on piano key body (27) lower section, the piano key body (27) lower section is specially piano
Key body (27) lower surface, with the accuracy in pitch of real-time detection piano playing.
21. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Compression sensor component (21) be arranged on piano key body (27) lower section, the piano key body (27) lower section is specially piano
On front part (28) below key body (27), with the accuracy in pitch of real-time detection piano playing.
22. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Compression sensor be single soft-touch type thin film switch.
23. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Compression sensor be made up of multiple soft-touch type thin film switches.
24. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Compression sensor be single thin-film pressure sensor.
25. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Also include that accuracy in pitch detects communicator (24), the accuracy in pitch detects that communicator (24) is used and wirelessly or non-wirelessly communicates, the sound
Quasi- detection communicator (24) is the functional module being integrated in accuracy in pitch detection data processing unit (23).
26. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Also include that accuracy in pitch detects communicator (24), the accuracy in pitch detects that communicator (24) is used and wirelessly or non-wirelessly communicates, the sound
Quasi- detection communicator (24) is connected for individual components with accuracy in pitch detection data processing unit (23).
27. piano playing teaching auxiliary devices according to claim 1, it is characterised in that：The accuracy in pitch detection means (2)
Accuracy in pitch detect power supply (25) be general dry battery or rechargeable batteries or external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621100324.3U CN206209598U (en) | 2016-09-30 | 2016-09-30 | A kind of piano playing teaching auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621100324.3U CN206209598U (en) | 2016-09-30 | 2016-09-30 | A kind of piano playing teaching auxiliary device |
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| Publication Number | Publication Date |
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| CN206209598U true CN206209598U (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621100324.3U Expired - Fee Related CN206209598U (en) | 2016-09-30 | 2016-09-30 | A kind of piano playing teaching auxiliary device |
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| Country | Link |
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| CN (1) | CN206209598U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671537A (en) * | 2018-05-21 | 2018-10-19 | 云谷（固安）科技有限公司 | A kind of action recognition device and method |
| CN110189733A (en) * | 2019-06-18 | 2019-08-30 | 四川长虹电器股份有限公司 | Piano training mate wearable device based on MQTT agreement |
| CN110706553A (en) * | 2019-11-13 | 2020-01-17 | 北京音悦荚科技有限责任公司 | Musical instrument auxiliary learning system, method and device based on AR augmented reality |
-
2016
- 2016-09-30 CN CN201621100324.3U patent/CN206209598U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671537A (en) * | 2018-05-21 | 2018-10-19 | 云谷（固安）科技有限公司 | A kind of action recognition device and method |
| CN110189733A (en) * | 2019-06-18 | 2019-08-30 | 四川长虹电器股份有限公司 | Piano training mate wearable device based on MQTT agreement |
| CN110189733B (en) * | 2019-06-18 | 2022-05-03 | 四川长虹电器股份有限公司 | Piano training wearing equipment based on MQTT protocol |
| CN110706553A (en) * | 2019-11-13 | 2020-01-17 | 北京音悦荚科技有限责任公司 | Musical instrument auxiliary learning system, method and device based on AR augmented reality |
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