CN109584847A - Building blocks electronic organ - Google Patents
Building blocks electronic organ Download PDFInfo
- Publication number
- CN109584847A CN109584847A CN201910071921.XA CN201910071921A CN109584847A CN 109584847 A CN109584847 A CN 109584847A CN 201910071921 A CN201910071921 A CN 201910071921A CN 109584847 A CN109584847 A CN 109584847A
- Authority
- CN
- China
- Prior art keywords
- note
- infrared
- key
- building blocks
- block piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000000056 organ Anatomy 0.000 title claims abstract description 28
- 230000003287 optical effect Effects 0.000 claims abstract description 44
- 230000005236 sound signal Effects 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 230000000630 rising effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 108010001267 Protein Subunits Proteins 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 230000003068 static effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/0008—Associated control or indicating means
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H33/00—Other toys
- A63H33/04—Building blocks, strips, or similar building parts
- A63H33/042—Mechanical, electrical, optical, pneumatic or hydraulic arrangements; Motors
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/32—Constructional details
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2230/00—General physical, ergonomic or hardware implementation of electrophonic musical tools or instruments, e.g. shape or architecture
- G10H2230/045—Special instrument [spint], i.e. mimicking the ergonomy, shape, sound or other characteristic of a specific acoustic musical instrument category
- G10H2230/055—Spint toy, i.e. specifically designed for children, e.g. adapted for smaller fingers or simplified in some way; Musical instrument-shaped game input interfaces with simplified control features
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
- Toys (AREA)
Abstract
This application discloses a kind of building blocks electronic organs.One specific embodiment of the building blocks electronic organ includes: by qin frame, key, connecting rod, block piece spells the static building blocks piano taken, connecting rod is located at the top at the non-pushed end of key, block piece is located at the top of connecting rod, when a key is pressed, the non-pushed end of the key is lifted, it forces the connecting rod above the non-pushed end of the key to synchronize to be lifted, and then push the rising of block piece, optical sensor emits infrared light, the Infrared irradiation forms infrared external reflection light to the block piece being lifted, optical sensor receives the infrared external reflection light, and carry out photoelectric conversion, generate electric signal；Micro-control unit obtains and determines the corresponding note of electric signal, and generates note play instruction, and audio unit generates audio signal according to note play instruction, and loudspeaker converts audio signals into sound.The embodiment realizes the key for pressing different building blocks electronic organs, issues the sound of corresponding note.
Description
Technical field
This application involves toy arts, and in particular to building blocks electronic organ.
Background technique
Block toy is a kind of toy that very intelligence development is interesting.Block toy can promote and improve the concentration of user, hand
Eye coordinate ability, logical thinking ability, manipulative ability and Space Imagination ability.
However, the existing piano product for supporting user to build by constructional pieces is all Static product, i.e., only accomplish to build
At product appearance as piano, the key support of portioned product is pressed and is discharged, but when key is pressed, cannot be issued corresponding
The sound of note.
Summary of the invention
The purpose of the application is to propose a kind of improved building blocks electronic organ, mentions solving background section above
Technical problem.
This application provides a kind of building blocks electronic organ, the building blocks electronic organ includes: that constructional pieces spell the piano taken, optics passes
Sensor, micro-control unit, audio unit, loudspeaker, specific: the building blocks are spelled the piano taken and are included at least: qin frame, key,
Connecting rod, block piece, wherein connecting rod is located at the top at the non-pushed end of key, and block piece is located at the top of connecting rod, when one
Key is pressed, and the non-pushed end of the key is lifted, and forces the connecting rod above the non-pushed end of the key to synchronize and is lifted, into
And the rising of block piece is pushed, after the key being pressed release, key restores to horizontal position, and connecting rod, block piece return
It falls；The optical sensor emits infrared light, forms infrared external reflection light after the Infrared irradiation to the block piece being lifted,
The optical sensor receives the infrared external reflection light, and carries out photoelectric conversion to the infrared external reflection light, generates electric signal；Microcontroller
Unit obtains the electric signal that the optical sensor generates, then, it is determined that the corresponding note of the electric signal, and generate note and broadcast
Instruction is put, later, the note play instruction is sent to the audio unit；The audio unit is played according to the note
Instruction generates audio signal, and the audio signal is sent to loudspeaker；The audio signal is converted by the loudspeaker
Sound.
In some embodiments, the qin frame that the building blocks spell the piano taken includes at least: upper beam part, lower beam part, convex
Point axis, specific: the upper beam part is structure parallel up and down with the lower beam part, the both sides difference of the upper beam part
One row's salient point axis of grafting, each block piece both sides are respectively provided with a hole, wherein a hole is socketed in one of row's salient point axis
On salient point axis, another hole is socketed on a salient point axis of another row's salient point axis；When block piece is not raised, under described
Cross-member provides support for it, is pressed when because of key, when block piece is raised, limits what it was raised by the upper beam part
Highly.
In some embodiments, the optical sensor include: single-chip microcontroller, it is current control circuit, infrared transmitting tube, infrared
Reception pipe, voltage amplifier circuit, specific: the single-chip microcontroller is believed to the current control circuit output pulse width modulation (PWM)
Number, the connection of the discontinuity for controlling the current control circuit；The current control circuit, for driving the infrared hair
Penetrate pipe transmitting infrared light；The infrared receiving tube, for received infrared external reflection light to be converted into voltage signal；The voltage is put
Big circuit, the voltage signal for generating the infrared receiving tube amplify；The single-chip microcontroller is also used to bent according to fitting
Line determines the corresponding electric signal of amplified voltage signal.
In some embodiments, the micro-control unit includes: reading subunit, instruction generation subelement, sends son list
Member；It is specific: reading subunit, the electric signal generated for reading the optical sensor；Instruction generates subelement, and being used for will
Successively electric signal value range corresponding with note each in note list is compared the value of the electric signal obtained, determines institute
The value of electric signal is stated in the corresponding electric signal value range of some note, is then judged whether to generate the sound according to note variable
The mark of the note if it is not, generating the note play instruction of the note, and is assigned to institute by the note play instruction of symbol
Note variable is stated, if generating the note play instruction of the note, the note play instruction of the note is not regenerated, prevents
Key always by according in the case where, constantly play the note；If the value of the electric signal is not in any one note
In corresponding electric signal value range, and the value of the electric signal is less than preset threshold, then determines that the key is released, will be described
Note variable zero setting；Transmission sub-unit, for the note play instruction to be sent to the audio unit.
In some embodiments, the building blocks electronic organ includes two optical sensors and the building blocks spell the piano taken
Specific with infrared intermediate bulkhead: the infrared intermediate bulkhead is fixed on the upper beam part of the qin frame and described
Between lower beam part, and by several described block piece barriers at two groups；Described two optical sensors are fixed on the qin
Opposite both sides on frame, each optical sensor detects one group of block piece respectively, if do not hidden for each optical sensor
Block piece blocks the infrared ray of its transmitting, then the infrared ray can be reflected by the infrared intermediate bulkhead, forms infrared external reflection light.
In some embodiments, the building blocks electronic organ includes an optical sensor and the building blocks spell the piano taken
With infrared lateral side baffle, specific: the optical sensor is fixed on a side of qin frame, the infrared lateral side baffle
It is fixed on another side of qin frame, if be pressed without key, i.e., no block piece reflects the optical sensor
The infrared light of transmitting, then the infrared light can be reflected by the infrared lateral side baffle, form infrared external reflection light.
The application provides building blocks electronic organ, after key is pressed, raises block piece, raised block piece reflects photoelectric sensing
The infrared light of device transmitting, later, photoelectric sensor receive the infrared light of reflection, and the infrared light is converted into electric signal；Micro-control
Unit processed judges the corresponding note of key being pressed according to the size of the electric signal, and generates note play instruction, then, sound
Frequency unit generates audio signal according to the note play instruction, finally, the audio signal is converted into sound and put outside by loudspeaker.
It realizes after key presses, issues the sound of corresponding note.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of one embodiment of the building blocks electronic organ of the application；
Fig. 2 is the structure chart of one embodiment of the building blocks electronic organ of the application；
Fig. 3 is the structural schematic diagram of optical sensor in one embodiment of the building blocks electronic organ of the application.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to related invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figure 1, the building blocks electronic organ of the present embodiment include constructional pieces spell take piano 101, optical sensor 102,
Micro-control unit 103, audio unit 104, loudspeaker 105.Wherein, optical sensor 102 carries 3 circular holes, passes through constructional pieces
Axis or pin are fixed on constructional pieces and spell on the piano 101 taken；Optical sensor 102 is electrically connected with micro-control unit 103, microcontroller list
Member 103 is electrically connected with audio unit 104, and audio unit 104 is electrically connected with loudspeaker 105.Building blocks are spelled the piano 101 taken and are at least wrapped
Include: qin frame, key, connecting rod, block piece, connecting rod are located at the top at the non-pushed end of key, and block piece is located at the upper of connecting rod
Side, when a key is pressed, the non-pushed end of the key is lifted, and forces the connecting rod above the non-pushed end of the key synchronous
It being lifted, and then pushes the rising of block piece, after the key being pressed release, key restores to horizontal position, connecting rod,
Block piece is fallen after rise.Optical sensor 102 emits infrared light, while receiving the reflected light of infrared light, and to the infrared external reflection light into
Row photoelectric conversion generates electric signal.Micro-control unit 103 obtains optical sensor 102 by wired or wireless mode and generates
Electric signal, then, it is determined that the corresponding note of electric signal, and generate note play instruction, later, accorded with play instruction sent
To audio unit 104；Audio unit 104 generates audio signal according to note play instruction, and audio signal is sent to loudspeaking
Device 105；Loudspeaker 105 converts audio signals into sound.
With continued reference to Fig. 2, which is the structure chart of a building blocks electronic organ product of the present embodiment.The mark of part in figure
Constructional pieces spell the component for the piano taken out.As shown, building blocks spell the piano taken by qin frame 1001, key 1002, connecting rod
1003, block piece 1004 forms, wherein and qin frame 1001 includes: upper beam part 1006, lower beam part 1007, salient point axis 1005 again,
Infrared intermediate bulkhead 1008.As seen from the figure, upper beam part 1006 is parallel with lower beam part 1007.The both sides of upper beam part 1006 point
Not symmetrical one row's salient point axis of grafting, each block piece both sides are respectively provided with a hole, wherein a hole is socketed in row's salient point
On one salient point axis of axis, another hole is socketed on a salient point axis of another row's salient point axis.By taking block piece 1004 as an example, hide
One hole of block piece 1004 is socketed on salient point axis 1005, and a hole in addition is socketed in a salient point axis of another row's salient point axis
On, but because of blocking between perspective view component, the salient point axis of another row is being not shown in the figure.1003 sets of connecting rod are inserted in lower beam part
In 1007 hole, there is a protrusion in the upper end of connecting rod 1003, and a similar cap is hung on lower beam part 1007.Key 1002 is
Through an axis connection on qin frame, it is similar to seesaw, pressing is supported in one end of key 1002, and user presses the end, phase
When in pressing next key, then the other end, that is, non-pushed end can be lifted, and then raise the connecting rod 1003 on the non-pushed end
Rising and raise block piece 1004 when connecting rod 1003 rises, upper beam part 1006 limits block piece 1004 and is raised most
Big height, the maximum height is identical as the depth capacity being pressed that key is supported, after key 1002 is released, block piece
1004, connecting rod 1003 is fallen after rise, and block piece 1004 falls the block piece fallen after rise to lower beam part 1007, the support of lower beam part 1007 after rise
1004, after connecting rod 1003 is fallen after rise, the protrusion of the upper end can be hung on lower beam part 1007, prevent connecting rod 1003 from falling,
At this point, connecting rod 1003 is equivalent to the top for being suspended in key 1002.
With continued reference to Fig. 2, photoelectric sensor 1021,1022 is fixed on the two of qin frame 1001 by constructional pieces axis or pin respectively
Side, and the Infrared irradiation that photoelectric sensor 1021,1022 issues is to the sky between upper beam part 1006 and lower beam part 1007
Between, if be pressed without key, i.e., no block piece is lifted, and reflects infrared light, then infrared light can be by infrared intermediate bulkhead
1008 reflections, form infrared external reflection light.Block piece is divided into two groups by infrared intermediate bulkhead 1008, photoelectric sensor 1021,1022
Whether one group of block piece being respectively used to detect itself between infrared intermediate bulkhead 1008, which has, is lifted, i.e., whether has key
It is pressed.Specific optical sensor 1021,1022 emits infrared light, the Infrared irradiation to the block piece being lifted in real time
Or infrared intermediate bulkhead 1008 forms infrared external reflection light, optical sensor 1021,1022 receives infrared external reflection light respectively, and according to
The power of infrared external reflection light generates corresponding electric signal.Photoelectric sensor emits the infrared light of same intensity, the remoter screening of distance
The intensity of block piece, the received infrared external reflection light of optical sensor is weaker, and after carrying out photoelectric conversion, the value of corresponding electric signal is got over
Small, apart from closer block piece, the value of corresponding electric signal is bigger.
In the present embodiment, micro-control unit, audio unit, loudspeaker are encapsulated in master controller 110.Optical sensing
Device 1021,1022 is connect by wired mode with master controller 110.Optical sensor 1021,1022 is respectively provided with unique mark
Know, the electric signal and its unique identification of micro-control unit intermittent read on optical sensor 1021,1022 respectively, then,
The electric signal that will acquire is compared with each key of storage and the corresponding electric signal value range of infrared intermediate bulkhead, with determination
The key pressed generates the note play instruction that the key corresponds to note, later, which is sent to audio list
Member, audio unit generates audio signal according to note play instruction, and the audio signal is sent to loudspeaker；Loudspeaker will
The audio signal is converted into sound and puts outside.Micro-control unit continues to read the telecommunications on optical sensor 1021,1022 respectively
Number, the value of electric signal electric signal value range corresponding with infrared intermediate bulkhead is compared, judges whether key is released, such as
Fruit key is not released, then continues to read electric signal and judge, if key is released, re-circulation has detected whether new
Key be pressed, if there is then just generating note play instruction, and be sent to audio unit.I.e. key is depressed to key quilt
Deenergized period only generates a note play instruction.
In some optional implementations of the present embodiment, micro-control unit generates son list by reading subunit, instruction
Member, transmission sub-unit composition.The execution following steps that micro-control unit constantly recycles: it is raw that reading subunit reads optical sensor
At electric signal；The value that instruction generates the electric signal that subelement will acquire is successively corresponding with each note in the note list of storage
Electric signal value range be compared, determine the value of electric signal in the corresponding electric signal value range of some note, then basis
Note variable judges whether to generate the note play instruction of the note, if it is not, the note broadcasting for generating the note refers to
It enables, and the mark of the note is assigned to note variable, if generating the note play instruction of the note, do not regenerate this
The note play instruction of note, prevent key always by according in the case where, constantly play the note；If electric signal
Value is not in the corresponding electric signal value range of any one note, and the value of electric signal is less than preset threshold, then determines key quilt
Release, by note variable zero setting.Wherein, above-mentioned preset threshold is the corresponding value of electrical signals of infrared intermediate bulkhead.
In some optional implementations of the present embodiment, to save electricity consumption, optical sensor is arranged to discontinuity
Externally transmitting infrared light.With reference to Fig. 3, which is a structural schematic diagram of optical sensor.As shown, optical sensor by
Single-chip microcontroller 301, current control circuit 302, infrared transmitting tube 303, infrared receiving tube 304, voltage amplifier circuit 305 form.Its
In, single-chip microcontroller 301 generates PWM (Pulse Width Modulation, pulse width modulation) signal, and to current control circuit
302 output pwm signals, the connection of the discontinuity for controlling current control circuit 302；Pwm signal is made of low and high level
Pulse signal, when pwm signal is high level, current control circuit 302 is connected, and the current control circuit 302 of conducting is to red
Outer transmitting tube 303 provides driving current, and driving infrared transmitting tube 303 emits infrared ray, emits the when a length of high level of infrared light
Lasting duration.When pwm signal is low level, current control circuit 302 is not turned on, and cannot be provided to infrared transmitting tube 303
Driving current, infrared transmitting tube 303 do not emit infrared light, and duration is low level duration.Infrared receiving tube 304
Infrared light in induction environment in real time, and photoelectric conversion is carried out, voltage signal is generated, the voltage signal is then sent to voltage
Amplifying circuit 305, voltage amplifier circuit 305 receives the voltage signal, and amplifies processing to the voltage signal；Later, will
Amplified voltage signal is sent to single-chip microcontroller 301, finally, single-chip microcontroller 301 determines amplified voltage letter according to matched curve
Number corresponding electric signal.Wherein, electric signal includes but is not limited to one of voltage signal, current signal.Matched curve is pre-
It is first largely tested, acquires a large amount of amplified voltage signals and corresponding electric signal, be cross with amplified voltage signal
Reference axis, electric signal are that axis of ordinates describes discrete point, the then matched curve according to made of discrete point-rendering.
In the present embodiment, when no key is pressed, infrared light is reflected by infrared intermediate bulkhead；When key is pressed,
Infrared light is reflected by block piece, later, photoelectric sensor receives the infrared light of reflection, and the infrared light is converted into electric signal；
Micro-control unit judges the corresponding note of key being pressed according to the size of the electric signal, and generates note play instruction, so
Afterwards, audio unit generates audio signal according to the note play instruction, finally, the audio signal is converted into sound simultaneously by loudspeaker
It puts outside.It realizes after key presses, issues the sound of corresponding note.
In the above-described embodiments, because of the remoter block piece of distance, the infrared external reflection light that photoelectric sensor receives is weaker, adds
Upper interference, cause to identify it is not high apart from the accuracy rate of farther away key, so using two photoelectric sensors, each photoelectric sensing
Device is responsible for detecting the key of half, and distance halves, and accuracy rate improves.If improving the reflectivity of block piece or improving photoelectric sensing
The precision of device can then only use a photoelectric sensor.I.e. in the present embodiment, building blocks electronic organ only configures a photoelectric sensing
Device, optical sensor are fixed on one side of qin frame, and infrared lateral side baffle is fixed on the another side of qin frame, only use a light
Electric transducer detection key is pressed and is discharged.As an example, the photoelectric sensor 1022 of the building blocks electronic organ in Fig. 1 is gone
Fall, change infrared lateral side baffle into, while removing infrared intermediate bulkhead 1008.
In the present embodiment, the structure that building blocks spell the piano taken is also not limited to Fig. 2, as an example, on the basis of Fig. 2
On, lower beam part is removed, and block piece is fixed on to the upper end of connecting rod.After key is pressed, the company of the key upper end
Extension bar and block piece are raised together.
In the present embodiment, micro-control unit only passes through the electric signal of optical sensor generation, it may be determined that Ren Heyi
A key is pressed, and generates corresponding note play instruction, in the sound for finally issuing the note by audio unit, loudspeaker
Sound.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (6)
1. a kind of building blocks electronic organ, which is characterized in that the building blocks electronic organ includes: that constructional pieces spell piano, the optical sensing taken
Device, micro-control unit, audio unit, loudspeaker, specific:
The building blocks are spelled the piano taken and are included at least: qin frame, key, connecting rod, block piece, wherein it is non-that connecting rod is located at key
The top of press-side, block piece are located at the top of connecting rod, and when a key is pressed, the non-pushed end of the key is lifted,
It forces the connecting rod above the non-pushed end of the key to synchronize to be lifted, and then pushes the rising of block piece, when the qin being pressed
After key release, key restores to horizontal position, and connecting rod, block piece are fallen after rise；
The optical sensor emits infrared light, forms infrared external reflection after the Infrared irradiation to the block piece being lifted
Light, the optical sensor receives the infrared external reflection light, and carries out photoelectric conversion to the infrared external reflection light, generates electric signal；
Micro-control unit obtains the electric signal that the optical sensor generates, then, it is determined that the corresponding note of the electric signal, and
It generates note play instruction and the note play instruction is sent to the audio unit later；
The audio unit generates audio signal according to the note play instruction, and the audio signal is sent to loudspeaking
Device；
The audio signal is converted into sound by the loudspeaker.
2. a kind of building blocks electronic organ according to claim 1, which is characterized in that the building blocks spell the qin frame for the piano taken extremely
It less include: upper beam part, lower beam part, salient point axis, specific:
The upper beam part is structure parallel up and down with the lower beam part, and one row of grafting is distinguished on the both sides of the upper beam part
Salient point axis, each block piece both sides are respectively provided with a hole, wherein a hole is socketed in a salient point axis of row's salient point axis
On, another hole is socketed on a salient point axis of another row's salient point axis；When block piece is not raised, by the lower beam part
Support is provided for it, is pressed when because of key, when block piece is raised, its height raised is limited by the upper beam part.
3. a kind of building blocks electronic organ according to claim 2, which is characterized in that the optical sensor include: single-chip microcontroller,
Current control circuit, infrared transmitting tube, infrared receiving tube, voltage amplifier circuit, specific:
The single-chip microcontroller is to the current control circuit output pulse width modulation (PWM) signal, for controlling the current control
The connection of the discontinuity of circuit；
The current control circuit, for driving the infrared transmitting tube transmitting infrared light；
The infrared receiving tube, for received infrared external reflection light to be converted into voltage signal；
The voltage amplifier circuit, the voltage signal for generating the infrared receiving tube amplify；
The single-chip microcontroller is also used to determine the corresponding electric signal of amplified voltage signal according to matched curve.
4. a kind of building blocks electronic organ described in one of -3 according to claim 1, which is characterized in that the micro-control unit includes:
Reading subunit, instruction generate subelement, transmission sub-unit；It is specific:
Reading subunit, the electric signal generated for reading the optical sensor；
Instruction generates subelement, value for the electric signal that will acquire successively electricity corresponding with note each in note list
Range of signal value is compared, determine the value of the electric signal in the corresponding electric signal value range of some note, then basis
Note variable judges whether to generate the note play instruction of the note, if it is not, the note broadcasting for generating the note refers to
It enables, and the mark of the note is assigned to the note variable, if generating the note play instruction of the note, do not regenerate
At the note play instruction of the note, prevent key always by according in the case where, constantly play the note；If described
The value of electric signal is not in the corresponding electric signal value range of any one note, and the value of the electric signal is less than preset threshold,
Then determine that the key is released, by the note variable zero setting；
Transmission sub-unit, for the note play instruction to be sent to the audio unit.
5. a kind of building blocks electronic organ according to claim 4, which is characterized in that the building blocks electronic organ includes two optics
Sensor and the building blocks spell the infrared intermediate bulkhead that has for the piano taken, specific:
The infrared intermediate bulkhead is fixed between the upper beam part of the qin frame and the lower beam part, and will be several
A block piece barrier is at two groups；
Described two optical sensors are fixed on both sides opposite on the qin frame, and each optical sensor detects one group respectively
Block piece, if blocking the infrared ray of its transmitting without block piece for each optical sensor, which can be described
Infrared intermediate bulkhead reflection, forms infrared external reflection light.
6. a kind of building blocks electronic organ according to claim 4, which is characterized in that the building blocks electronic organ includes an optics
Sensor and the building blocks spell the infrared lateral side baffle that has for the piano taken, specific:
The optical sensor is fixed on a side of qin frame, and the infrared lateral side baffle is fixed on other the one of qin frame
A side, if be pressed without key, i.e., no block piece reflects the infrared light of the optical sensor transmitting, then this is infrared
Light can be reflected by the infrared lateral side baffle, form infrared external reflection light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071921.XA CN109584847B (en) | 2019-01-25 | 2019-01-25 | Building block electronic organ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071921.XA CN109584847B (en) | 2019-01-25 | 2019-01-25 | Building block electronic organ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109584847A true CN109584847A (en) | 2019-04-05 |
| CN109584847B CN109584847B (en) | 2024-05-31 |
Family
ID=65917929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910071921.XA Active CN109584847B (en) | 2019-01-25 | 2019-01-25 | Building block electronic organ |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109584847B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113299160A (en) * | 2021-04-16 | 2021-08-24 | 浙江理工大学 | Auxiliary space conception training system and training method for visually impaired people |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040003708A1 (en) * | 2002-06-28 | 2004-01-08 | Buchla Donald Frederick | Device and method for sensing positions and/or velocities of keys and pedals of a piano |
| WO2009140368A1 (en) * | 2008-05-13 | 2009-11-19 | Steinway Musical Instruments, Inc. | Piano with key movement detection system |
| CN205796536U (en) * | 2016-06-30 | 2016-12-14 | 河池学院 | Building blocks piano Puzzle provided with elements movable in relation to each other |
| CN106297750A (en) * | 2016-01-19 | 2017-01-04 | 陈文斌 | Fingerboard digital signal output system |
| CN207115006U (en) * | 2017-06-06 | 2018-03-16 | 深圳市泰衡诺科技有限公司 | The projection arrangement of generation simulation piano |
| CN207663781U (en) * | 2018-01-08 | 2018-07-27 | 重庆理工大学 | It is a kind of based on active infra-red obstacle detection without string electronic organ |
| CN108735191A (en) * | 2018-08-24 | 2018-11-02 | 张洋 | Contactless percussion instrument |
| CN109036336A (en) * | 2018-04-02 | 2018-12-18 | 上海智凌信息技术有限公司 | A kind of spliced piano |
| CN109243248A (en) * | 2018-09-29 | 2019-01-18 | 南京华捷艾米软件科技有限公司 | A kind of virtual piano and its implementation based on 3D depth camera mould group |
| CN210039618U (en) * | 2019-01-25 | 2020-02-07 | 张洋 | Building block electronic organ |
-
2019
- 2019-01-25 CN CN201910071921.XA patent/CN109584847B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040003708A1 (en) * | 2002-06-28 | 2004-01-08 | Buchla Donald Frederick | Device and method for sensing positions and/or velocities of keys and pedals of a piano |
| WO2009140368A1 (en) * | 2008-05-13 | 2009-11-19 | Steinway Musical Instruments, Inc. | Piano with key movement detection system |
| CN106297750A (en) * | 2016-01-19 | 2017-01-04 | 陈文斌 | Fingerboard digital signal output system |
| CN205796536U (en) * | 2016-06-30 | 2016-12-14 | 河池学院 | Building blocks piano Puzzle provided with elements movable in relation to each other |
| CN207115006U (en) * | 2017-06-06 | 2018-03-16 | 深圳市泰衡诺科技有限公司 | The projection arrangement of generation simulation piano |
| CN207663781U (en) * | 2018-01-08 | 2018-07-27 | 重庆理工大学 | It is a kind of based on active infra-red obstacle detection without string electronic organ |
| CN109036336A (en) * | 2018-04-02 | 2018-12-18 | 上海智凌信息技术有限公司 | A kind of spliced piano |
| CN108735191A (en) * | 2018-08-24 | 2018-11-02 | 张洋 | Contactless percussion instrument |
| CN109243248A (en) * | 2018-09-29 | 2019-01-18 | 南京华捷艾米软件科技有限公司 | A kind of virtual piano and its implementation based on 3D depth camera mould group |
| CN210039618U (en) * | 2019-01-25 | 2020-02-07 | 张洋 | Building block electronic organ |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113299160A (en) * | 2021-04-16 | 2021-08-24 | 浙江理工大学 | Auxiliary space conception training system and training method for visually impaired people |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109584847B (en) | 2024-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103384493A (en) | A sensing device, a method of preparing a sensing device and a personal mobile sensing system | |
| WO2005002422A3 (en) | Method and system for detection of heart sounds | |
| CN104954949B (en) | According to the intelligent earphone and control method of acquisition signal adjust automatically output signal | |
| CN1835648A (en) | Position detecting system, speaker system, and user terminal apparatus | |
| JPWO2020042722A5 (en) | ||
| CN109584847A (en) | Building blocks electronic organ | |
| ATE488940T1 (en) | CAPTURE OF FRAME SYNCHRONIZATION IN A MULTI CARRIER RECEIVER | |
| CN106131748A (en) | A kind of intelligent sound with infrared induction identification | |
| CN105847167A (en) | Wireless router and optical signal transmission system | |
| CN106356074A (en) | Audio processing system and audio processing method thereof | |
| CN210039618U (en) | Building block electronic organ | |
| CN105457267A (en) | Kid jigsaw puzzle machine based on RFID technology | |
| CN204945699U (en) | A kind of intelligent sound with infrared induction identification | |
| CN204733328U (en) | Automatically the intelligent earphone of output signal is adjusted according to collection signal | |
| JP4419993B2 (en) | Listening position specifying system and listening position specifying method | |
| JP2008211376A5 (en) | ||
| CN106782468A (en) | Multifunctional integrated laser musical instrument | |
| CA2497220A1 (en) | Method and apparatus to detect an external source | |
| CN103223250B (en) | Magic wand, marking device and method and system for identifying and searching object | |
| CN212367334U (en) | Contact type image sensor | |
| CN105988584B (en) | The detection method of mobile electronic device and detection system and physiological characteristic | |
| CN207950608U (en) | A kind of game paddle | |
| CN210324563U (en) | Transmission device of infrared remote control signal and test system of infrared remote controller | |
| AU2001233857A1 (en) | Monitoring electrical activity | |
| CN206877276U (en) | A kind of audio amplifier control system based on gesture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |