CN111445884A - Acoustic piano with soundboard sounding driven by electromagnetism - Google Patents
Acoustic piano with soundboard sounding driven by electromagnetism Download PDFInfo
- Publication number
- CN111445884A CN111445884A CN201811633441.XA CN201811633441A CN111445884A CN 111445884 A CN111445884 A CN 111445884A CN 201811633441 A CN201811633441 A CN 201811633441A CN 111445884 A CN111445884 A CN 111445884A
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- CN
- China
- Prior art keywords
- piano
- soundboard
- sound
- permanent magnet
- coil
- 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.)
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C1/00—General design of pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/12—Keyboards; Keys
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/16—Actions
Abstract
An acoustic piano with a soundboard driven by electromagnetism to produce sound comprises a piano keyboard and a sensor device, a device for converting a key motion signal into a piano sound wave meter signal, a piano solid wood soundboard, a soundboard frame fixing device, a coil, a permanent magnet, a back frame, a shell, a damper pedal, a mute pedal, a selective damper pedal assembly and a power amplifier; wherein: the piano keyboard and the sensor device are connected with a piano key motion signal-to-piano sound wavetable signal processor through data lines, the piano key motion signal-to-piano sound wavetable signal processor is connected with a power amplifier, and the damper pedal, the mute pedal and the selective damper pedal assembly are connected with the piano sound wavetable signal processor; the power amplifier is connected with a coil fixed on the auxiliary soundboard, the permanent magnet is fixedly connected with the piano solid wood soundboard, and the permanent magnet is arranged in the coil of the auxiliary soundboard. The invention has the advantages that: convenient to use, actuating system adopts electronic components to realize, and the main part sound production link still is traditional wood soundboard, excellent in use effect.
Description
Technical Field
The invention relates to the field of musical instrument structures, in particular to an acoustic piano with a soundboard driven by electromagnetism to produce sound.
Background
The traditional piano is completely driven by a machine to produce sound, the electric piano produces sound through simulation of electronic components, the sound production of the real traditional piano cannot be realized, and the sound production effect is weaker than that of the traditional piano. In order to achieve the same level of sound production effect as that of a traditional piano, the electronic equipment is driven through transmission, and a transmission system with a reasonable structure is needed.
Disclosure of Invention
The invention aims to realize electronic driving and sound production of a traditional sound production device, and particularly provides an acoustic piano with a soundboard driven by electromagnetism to produce sound.
The invention provides an acoustic piano with a soundboard driven by electromagnetism to produce sound, which is characterized in that: the acoustic piano with the soundboard driven by the electromagnetism to produce sound comprises a piano keyboard and a sensor device (1), a piano sound wave meter signal processor (2) for converting a key motion signal into piano sound, a piano solid wood soundboard (3), a soundboard frame fixing device (4), a coil (5), a permanent magnet (6), a back frame (7), a shell (8), a damper pedal, a mute pedal, a selective damper pedal assembly (9), a power amplifier (10) and an auxiliary soundboard (11);
wherein: the piano keyboard and sensor device (1) is connected with a piano sound wavetable signal processor (2) through a data line, the piano sound wavetable signal processor (2) is connected with a power amplifier (10), and a damper pedal, a mute pedal and a selective damper pedal assembly (9) are connected with the piano sound wavetable signal processor (2);
vice soundboard (11) are fixed on shell (8), and power amplifier (10) are connected with coil (5) of fixing on vice soundboard (11), and permanent magnet (6) link firmly with piano wood soundboard (3), and permanent magnet (6) arrange in coil (5) of fixing on vice soundboard (11), and piano wood soundboard (3) are installed on back of the body frame (7) through soundboard frame fixing device (4).
The thickness of the piano solid wood soundboard (3) is 5-15 mm.
The permanent magnet (6), the coil (5) and the auxiliary sound board (11) are combined to be used as a driving device for the vibration of the piano solid wood sound board (3).
The piano solid wood soundboard (3) is 50-140 cm in width and 80-130 cm in height.
The invention has the advantages that:
the acoustic piano provided by the invention has the advantages that the principle and the structure are simple, the use is convenient, the driving system is realized by adopting electronic components, the main body sounding link is still the traditional solid wood soundboard, and the use effect is good.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
fig. 1 is a schematic structural view of an acoustic piano with a soundboard driven by electromagnetism to produce sound.
Detailed Description
Example 1
The invention provides an acoustic piano with a soundboard driven by electromagnetism to produce sound, which is characterized in that: the acoustic piano with the soundboard driven by electromagnetism to produce sound comprises a piano keyboard and sensor device 1, a device for converting key motion signals into piano sound wave table signals 2, a piano solid wood soundboard 3, a soundboard frame fixing device 4, a coil 5, a permanent magnet 6, a back frame 7, a shell 8, a damper pedal, a mute pedal, a selective damper pedal assembly 9, a power amplifier 10 and an auxiliary soundboard (11);
wherein: the piano keyboard and sensor device 1 is connected with a piano key motion signal-to-piano sound wavetable signal processor 2 through a data line, the piano key motion signal-to-piano sound wavetable signal processor 2 is connected with a power amplifier 10, and a damper pedal, a mute pedal and a selective damper pedal assembly 9 are connected with the piano sound wavetable signal processor 2;
the power amplifier 10 is connected with the coil 5 fixed on the auxiliary soundboard 11, the permanent magnet 6 is fixedly connected with the piano solid wood soundboard 3, the permanent magnet 6 is arranged in the coil 5, and the piano solid wood soundboard 3 is installed on the back frame 7 through the soundboard frame fixing device 4.
The thickness of the piano solid wood soundboard 3 is 5-15 mm.
The permanent magnet 6 is combined with the coil 5 to be used as a driving device for the vibration of the piano solid wood soundboard 3.
The piano solid wood soundboard 3 is 50 cm-140 cm in width and 80 cm-130 cm in height.
Example 2
The invention provides an acoustic piano with a soundboard driven by electromagnetism to produce sound, which is characterized in that: the acoustic piano with the soundboard driven by electromagnetism to produce sound comprises a piano keyboard and sensor device 1, a device for converting key motion signals into piano sound wave table signals 2, a piano solid wood soundboard 3, a soundboard frame fixing device 4, a coil 5, a permanent magnet 6, a back frame 7, a shell 8, a damper pedal, a mute pedal, a selective damper pedal assembly 9, a power amplifier 10 and an auxiliary soundboard 11;
wherein: the piano keyboard and sensor device 1 is connected with a piano key motion signal to piano sound wavetable signal device 2 through a data line, the piano key motion signal to piano sound wavetable signal processor 2 is connected with a power amplifier 10, and a damper pedal, a mute pedal and a selective damper pedal assembly 9 are connected with the piano sound wavetable signal processor 2;
the power amplifier 10 is connected with the coil 5 fixed on the auxiliary soundboard 11, the permanent magnet 6 is fixedly connected with the piano solid wood soundboard 3, the permanent magnet 6 is arranged in the coil 5, and the piano solid wood soundboard 3 is installed on the back frame 7 through the soundboard frame fixing device 4.
The permanent magnet 6 is combined with the coil 5 to be used as a driving device for the vibration of the piano solid wood soundboard 3.
Claims (4)
1. The utility model provides an original sound piano of soundboard sound production is promoted to electromagnetism which characterized in that: the acoustic piano with the soundboard driven by the electromagnetism to produce sound comprises a piano keyboard and a sensor device (1), a piano sound wave meter signal processor (2) for converting a key motion signal into piano sound, a piano solid wood soundboard (3), a soundboard frame fixing device (4), a coil (5), a permanent magnet (6), a back frame (7), a shell (8), a damper pedal, a mute pedal, a selective damper pedal assembly (9), a power amplifier (10) and an auxiliary soundboard (11);
wherein: the piano keyboard and sensor device (1) is connected with a piano sound wavetable signal processor (2) through a data line, the piano sound wavetable signal processor (2) is connected with a power amplifier (10), and a damper pedal, a mute pedal and a selective damper pedal assembly (9) are connected with the piano sound wavetable signal processor (2);
vice soundboard (11) are fixed on shell (8), and power amplifier (10) are connected with coil (5) of fixing on vice soundboard (11), and permanent magnet (6) link firmly with piano wood soundboard (3), and permanent magnet (6) arrange in coil (5) of fixing on vice soundboard (11), and piano wood soundboard (3) are installed on back of the body frame (7) through soundboard frame fixing device (4).
2. An acoustic piano producing sound by electromagnetically propelling a soundboard according to claim 1, wherein: the thickness of the piano solid wood soundboard (3) is 5-15 mm.
3. An acoustic piano producing sound by electromagnetically propelling a soundboard according to claim 1, wherein: the permanent magnet (6), the coil (5) and the auxiliary sound board (11) are combined to be used as a driving device for the vibration of the piano solid wood sound board (3).
4. An acoustic piano producing sound by electromagnetically propelling a soundboard according to claim 1, wherein: the piano solid wood soundboard (3) is 50-140 cm in width and 80-130 cm in height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633441.XA CN111445884A (en) | 2018-12-29 | 2018-12-29 | Acoustic piano with soundboard sounding driven by electromagnetism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633441.XA CN111445884A (en) | 2018-12-29 | 2018-12-29 | Acoustic piano with soundboard sounding driven by electromagnetism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111445884A true CN111445884A (en) | 2020-07-24 |
Family
ID=71648438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811633441.XA Pending CN111445884A (en) | 2018-12-29 | 2018-12-29 | Acoustic piano with soundboard sounding driven by electromagnetism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111445884A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000036586A2 (en) * | 1998-12-14 | 2000-06-22 | Shelley Katz | Construction of an electronic piano |
| JP2007328186A (en) * | 2006-06-08 | 2007-12-20 | Kawai Musical Instr Mfg Co Ltd | Musical sound device and method of manufacturing musical sound device |
| JP2008164875A (en) * | 2006-12-28 | 2008-07-17 | Kawai Musical Instr Mfg Co Ltd | Musical sound apparatus |
| JP2012208381A (en) * | 2011-03-30 | 2012-10-25 | Kawai Musical Instr Mfg Co Ltd | Volume control apparatus for piano |
| US20130061733A1 (en) * | 2011-09-14 | 2013-03-14 | Yamaha Corporation | Keyboard instrument |
| JP2013061538A (en) * | 2011-09-14 | 2013-04-04 | Yamaha Corp | Device for imparting acoustic effect, and piano |
-
2018
- 2018-12-29 CN CN201811633441.XA patent/CN111445884A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000036586A2 (en) * | 1998-12-14 | 2000-06-22 | Shelley Katz | Construction of an electronic piano |
| JP2007328186A (en) * | 2006-06-08 | 2007-12-20 | Kawai Musical Instr Mfg Co Ltd | Musical sound device and method of manufacturing musical sound device |
| JP2008164875A (en) * | 2006-12-28 | 2008-07-17 | Kawai Musical Instr Mfg Co Ltd | Musical sound apparatus |
| JP2012208381A (en) * | 2011-03-30 | 2012-10-25 | Kawai Musical Instr Mfg Co Ltd | Volume control apparatus for piano |
| US20130061733A1 (en) * | 2011-09-14 | 2013-03-14 | Yamaha Corporation | Keyboard instrument |
| JP2013061538A (en) * | 2011-09-14 | 2013-04-04 | Yamaha Corp | Device for imparting acoustic effect, and piano |
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