CN201655284U - Multi-media automatic piano playing system - Google Patents
Multi-media automatic piano playing system Download PDFInfo
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- CN201655284U CN201655284U CN2010201536140U CN201020153614U CN201655284U CN 201655284 U CN201655284 U CN 201655284U CN 2010201536140 U CN2010201536140 U CN 2010201536140U CN 201020153614 U CN201020153614 U CN 201020153614U CN 201655284 U CN201655284 U CN 201655284U
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Abstract
The utility model relates to a multi-media automatic piano playing system, which comprises a main controller mounted below a piano central disc. The main controller is provided with an optical-disk drive used for reading multi-media files, a USB interface, a card reader and an MIDI format data I/O interface, multi-media data are sent to a central processing unit provided with an audio I/O interface, a keyboard interface, a display screen interface and a remote controller interface, the central processing unit receives data of an automatic calibrating device through a driving processing unit and drives and controls solenoids of keys through the driving processing unit via a power amplifier, a vertical piano pedal driving component is mounted at a position of an ejector rod of a sustaining pedal in a serial connection form, and a grand piano pedal driving component is mounted on a sustaining pedal mechanism through a pedal support via a parallel connection form. The multi-media automatic piano playing system is reasonable in design, simple in installation and stronger in universality, is better and smoother in automatic piano playing through intelligent control software and better in playing effect, and can support optical disks, storage cards, USB flash disks and a plurality of multi-media file formats.
Description
Technical field
The utility model relates to automatic playing equipment, is a kind of multimedia piano automatic playing system specifically.Being applicable to be installed in the function that makes piano reach automatic playing on the piano, increasing the piano added value, also is a kind of new multimedia recreation mode simultaneously.
Background technology
Numerous piano automatic playing products does not support multimedia or multi-format document to play on the market now, the product of a lot of producers is for singly putting formula piano automatic playing, promptly there is not the audio amplifier accompaniment function, only support single track MIDI file, competitive list one such automatic playing is played on the effect of playing, the clean steel qin is played the color lose some music unavoidably, and this product is basic model piano automatic playing system.The product that has has increased the audio amplifier accompaniment function on this basis, but the file layout of supporting still only limits to the file of midi format, simultaneously because cost and technical matters, the source of sound aspect of such product accompaniment can only adopt the source of sound that is similar to the fender aspect of low side as accompaniment, obviously be different from the sound that piano itself sends, so sound always can a little inharmonic sensation.On the other hand owing to be subjected to the restriction of played file, the song that makes the terminal user freely not select oneself to like is appreciated, therefore, the product of external several automatic playing producer is all accomplished to support file layout as much as possible to meet consumers' demand as far as possible, but all be to rest on the product of old CD decoding technique, and that does on the dynamics reduction of automatic playing is fine and smooth inadequately, too in the playing effect of mechanization, even it is very big to play noise, damage the effect of CD accompaniment and piano automatic playing greatly, structure is too complicated simultaneously, and cost is also high.
The utility model content
At the defective that exists in the prior art, the purpose of this utility model is to provide a kind of multimedia piano automatic playing system, reasonable in design, install simple, versatility is stronger, and it is finer and smoother to make piano play automatically by intelligent control software, and playing effect is better, support CD, storage card and USB flash disk, support multiple multimedia file format.
For reaching above purpose, the technical scheme that the utility model is taked is:
A kind of multimedia piano automatic playing system is characterized in that comprising:
Be installed in the master controller of Piano central disk below, master controller is provided with CD drive, USB interface, card reader and the midi format data I/O interface that is used to read multimedia file, described CD drive, USB interface, card reader and midi format data I/O interface are sent multi-medium data into CPU (central processing unit)
Described CPU (central processing unit) is professional DVD decoding chip+DSP numerical digit processor,
CPU (central processing unit) be provided be used to monitor, the audio frequency I/O interface of audio frequency output, audio frequency input,
CPU (central processing unit) is provided with keyboard interface, display screen interface, the remote controller interface that is used to realize man-machine interaction,
CPU (central processing unit) passes through to drive the data that processing unit receives self-checking device,
CPU (central processing unit) passes through to drive the solenoid 14 of processing unit through power amplifier drive controlling key,
Described driving processing unit is high-speed CPU+FPGA large scale integrated circuit,
Lobe driven unit 41 stepped on by upright piano or grand piano is stepped on lobe driven unit 51,
Described upright piano is stepped on the tenuto push rod 42 that lobe driven unit 41 and vertical qin step on lobe and is installed in series,
Described grand piano is stepped on lobe driven unit 51 and is installed in parallel by the tenuto push rod 52 of stepping on lobe support 53 and trigon and stepping on lobe.
On the basis of technique scheme, described self-checking device comprises, the automatic calibration module 13 that is connected with amplitude sensor 12 by data line 11, described amplitude sensor is the contact amplitude sensor of highly sensitive broadband, be affixed on the center at the piano soundboard back side or the position of soundboard amplitude maximum, be used for the automatic calibration module that the dynamics that impacts key is done the self-adaptation adjustment is fixed on the amplitude sensor next door.
On the basis of technique scheme, master controller makes spiral pipe obtain the driving electric of 36V by an AC-DC power supply unit.
On the basis of technique scheme, totally 80～88 on described solenoid 14, the corresponding key of each spiral pipe, 80～88 solenoids all are vertically mounted on one group of fixed support and form one, terminal 6mm～32mm opens a square elongated slot 15 perpendicular to the mid-game position at key, 80～88 solenoids are installed in the Piano central disk elongated slot, and solenoidal Capsule end directly contacts the bottom of key, and the movement travel of solenoid iron core is between 8～9mm.
Multimedia piano automatic playing system described in the utility model, reasonable in design, install simple, versatility is stronger, and it is finer and smoother to make piano play automatically by intelligent control software, and playing effect is better, support CD, storage card and USB flash disk, support multiple multimedia file format.
Description of drawings
The utility model has following accompanying drawing:
The structural representation of Fig. 1 self-checking device,
Fig. 2 structured flowchart of the present utility model,
Fig. 3 plays process flow diagram,
Fig. 4 upright piano is stepped on the scheme of installation of lobe driven unit,
Fig. 5 grand piano is stepped on the scheme of installation of lobe driven unit.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Multimedia piano automatic playing system described in the utility model is the high-tech product of traditional piano in conjunction with micro-computer technology, after being installed on the piano, can realize piano automatic playing and the function that adds the accompaniment of audio amplifier by Special Automatic performance CD, can reach the effect of live concerts, just as man your performance that is specially of please having returned a band, this piano automatic playing system can also be play audio frequency CD CD common on the market simultaneously, or play other multimedia file by USB flash disk, can be for people's music appreciating, piano is played in exercise, Piano Teaching etc. are all multi-functional.
Multimedia piano automatic playing system described in the utility model as shown in Figure 2, comprising:
Be installed in the master controller of Piano central disk below, master controller is provided with CD drive, USB interface, card reader and the midi format data I/O interface that is used to read multimedia file, described CD drive, USB interface, card reader and midi format data I/O interface are sent multi-medium data into CPU (central processing unit), master controller is installed on and is convenient to the position of operating under the Piano central disk, the media of supporting divides CD, USB flash disk and flash card, supports multiple multimedia file format; Master controller has piano digital recording function, the standard of can plugging into MIDI input port, or finish recording-reproducing system by this functional interface and the recording system that is installed on the piano; Described CPU (central processing unit) is professional DVD decoding chip+DSP numerical digit processor,
CPU (central processing unit) be provided be used to monitor, the audio frequency I/O interface of audio frequency output, audio frequency input, can realize Kara OK function, the wired or wireless microphone of can plugging into reaches and entertainment effect such as looks, listen;
CPU (central processing unit) is provided with keyboard interface, display screen interface, the remote controller interface that is used to realize man-machine interaction, by telepilot operation or key panel operation, can finish broadcast, suspend, stop, F.F., rewind down, a last song, next song, volume plus-minus or the like function, similar traditional C D player operation, increase the media selection function, and some are provided with button;
CPU (central processing unit) passes through to drive the data that processing unit receives self-checking device,
CPU (central processing unit) is by driving the solenoid 14 of processing unit through power amplifier drive controlling key, CPU (central processing unit) goes out the data decode of support storage medium voice data and drives the data message that solenoid needs, one tunnel sound signal is amplified to audio amplifier by audio frequency output channel, can hear sound by monitoring passage simultaneously, another road solenoid-activated data message is delivered to the driving processing unit and is handled, the data that automatic correction module of driving processing unit basis and CPU (central processing unit) are sent here are analyzed, and at last activation result are reflected on the solenoidal driving dynamics;
Described driving processing unit is high-speed CPU+FPGA large scale integrated circuit,
Shown in Fig. 4,5, comprise that also upright piano is stepped on lobe driven unit 41 or grand piano is stepped on lobe driven unit 51,
Described upright piano is stepped on the tenuto push rod 42 that lobe driven unit 41 and vertical qin step on lobe and is installed in series,
Described grand piano is stepped on lobe driven unit 51 and is installed in parallel by the tenuto push rod 52 of stepping on lobe support 53 and trigon and stepping on lobe.
On the basis of technique scheme, as shown in Figure 1, 2, described self-checking device comprises, the automatic calibration module 13 that is connected with amplitude sensor 12 by data line 11, described amplitude sensor is the contact amplitude sensor of highly sensitive broadband, be affixed on the center at the piano soundboard back side or the position of soundboard amplitude maximum, be used for the automatic calibration module that the dynamics that impacts key is done the self-adaptation adjustment is fixed on the amplitude sensor next door.Amplitude sensor 12 is installed on the strongest position of soundboard vibrations, is used to analyze key and the activation bit of solenoid under different dynamics grades.
On the basis of technique scheme, as shown in Figure 2, master controller makes spiral pipe obtain the driving electric of 36V by an AC-DC power supply unit.
On the basis of technique scheme, as shown in Figure 1, 2, totally 80～88 on described solenoid 14, the corresponding key of each spiral pipe, 80～88 solenoids all are vertically mounted on one group of fixed support and form one, terminal 6mm～32mm opens a square elongated slot 15 (this elongated slot need map out all keys that need install) perpendicular to the mid-game position at key, 80～88 solenoids are installed in the Piano central disk elongated slot, solenoidal Capsule end directly contacts the bottom of key, and the movement travel of solenoid iron core is between 8～9mm.The interlock key also produces corresponding actions in the time of the way solenoid action, and noise is little simultaneously, the electromagnetic efficiency height.
The utility model is reasonable in design, installs simply, and versatility is stronger, and it is finer and smoother to make piano play automatically by intelligent control software, and playing effect is better.Wherein primary controller has the function of reading and writing optical disc information, the function of storage mediums such as reading and writing USB flash disk or SD card and CF card, have stereo audio or data audio output function, the active audio amplifier of can plugging into, even the audio treatment unit of home theater, can control system by the man-machine interface of master controller simultaneously.The utility model can be accomplished the self-adaptation adjustment to the dynamics that impacts key by automatic calibration module, add rational hardware design make the dynamics of playing on different level of sound volume and we want effect by the time very approaching, accomplish under the minimal volume situation that particularly long-time broadcast do not lose sound.The utility model adds the wireless data sending telepilot, can carry out wireless remote control to system and control, for example: add Infrared remote controller system is controlled.For improving manipulation effect, master controller can be installed in piano inside, and the data that the mode of employing wireless data sending will need to handle exchange, and by the mode of wireless data sending system are controlled simultaneously.Primary controller has the Ethernet of plugging into function, perhaps supports the Wifi network function, can carry out system upgrade or download song by network.
Most of popular multimedia bearer on the present market of the utility model support, for example: storage mediums such as CD CD, DVD CD, USB flash disk, SD card, CF card, multimedia bearer is supported multiple form, for example: music format files such as WAV, MP3, OGG, MIDI, WAV+MIDI, MP3+MIDI, OGG+MIDI, except piano can be played automatically, audio amplifier also can play out other accompaniment information in the multiple MIDI file when playing multiple MIDI file.
The utility model principle of work is: through software for editing edit output the coded file imprinting become CD or directly copy USB flash disk to after, read file by master controller, file is separated into sound signal and the drive signal that system needs, sound signal is played sound by audio amplifier, drive signal is delivered to driver element and is solved the rear drive solenoid and impact the key sounding, therefore, reach the effect of multimedia automatic playing;
Automatically the effect of calibration module is the power that the hardware and software of design module is partly analyzed the generation of the dynamics that impacts of different piano keys and key interlock hammered string instrument self, because the key between every qin of piano of different piano producers or same piano producer even same model impacts dynamics and all can there are differences, automatically calibration module is used for revising this piece exactly and impacts dynamics, make and the string dynamics of the hitting unanimity of every automatic playing therefore impact also basically identical of volume.And impact dynamics and maximum impacts dynamics by the minimum that automatic calibration module also can analyze each key, there is not or do not exist to fall basically the sound phenomenon during minimum like this volume play list, almost near the minimal volume effect of audio amplifier, big volume is consistent the dynamics that the impacts fundamental sum song information of each key when playing.A concrete complete control procedure can be referring to shown in Figure 3.
Claims (4)
1. multimedia piano automatic playing system is characterized in that comprising:
Be installed in the master controller of Piano central disk below, master controller is provided with CD drive, USB interface, card reader and the midi format data I/O interface that is used to read multimedia file, described CD drive, USB interface, card reader and midi format data I/O interface are sent multi-medium data into CPU (central processing unit)
Described CPU (central processing unit) is professional DVD decoding chip+DSP numerical digit processor,
CPU (central processing unit) be provided be used to monitor, the audio frequency I/O interface of audio frequency output, audio frequency input,
CPU (central processing unit) is provided with keyboard interface, display screen interface, the remote controller interface that is used to realize man-machine interaction,
CPU (central processing unit) passes through to drive the data that processing unit receives self-checking device,
CPU (central processing unit) passes through to drive the solenoid (14) of processing unit through power amplifier drive controlling key,
Described driving processing unit is high-speed CPU+FPGA large scale integrated circuit,
Lobe driven unit (41) stepped on by upright piano or grand piano is stepped on lobe driven unit (51),
Described upright piano is stepped on lobe driven unit (41) and vertical qin and is stepped on the tenuto push rod (42) of lobe and be installed in series,
Described grand piano is stepped on lobe driven unit (51) and is stepped on the tenuto push rod (52) of lobe and be installed in parallel by stepping on lobe support (53) and trigon.
2. multimedia piano automatic playing system as claimed in claim 1, it is characterized in that: described self-checking device comprises, the automatic calibration module (13) that is connected with amplitude sensor (12) by data line (11), described amplitude sensor is the contact amplitude sensor of highly sensitive broadband, be affixed on the center at the piano soundboard back side or the position of soundboard amplitude maximum, be used for the automatic calibration module that the dynamics that impacts key is done the self-adaptation adjustment is fixed on the amplitude sensor next door.
3. multimedia piano automatic playing system as claimed in claim 1 is characterized in that: master controller makes spiral pipe obtain the driving electric of 36V by an AC-DC power supply unit.
4. multimedia piano automatic playing system as claimed in claim 1, it is characterized in that: totally 80～88 on described solenoid (14), the corresponding key of each spiral pipe, 80～88 solenoids all are vertically mounted on one group of fixed support and form one, terminal 6mm～32mm opens a square elongated slot (15) perpendicular to the mid-game position at key, 80～88 solenoids are installed in the Piano central disk elongated slot, solenoidal Capsule end directly contacts the bottom of key, and the movement travel of solenoid iron core is between 8～9mm.
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| CN2010201536140U CN201655284U (en) | 2010-04-09 | 2010-04-09 | Multi-media automatic piano playing system |
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| CN2010201536140U CN201655284U (en) | 2010-04-09 | 2010-04-09 | Multi-media automatic piano playing system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102262873A (en) * | 2011-07-29 | 2011-11-30 | 环高乐器制造（宜昌）有限公司 | Calibrating device, automatic playing piano using calibrating device and calibrating method |
| CN103594105A (en) * | 2013-11-08 | 2014-02-19 | 宜昌金宝乐器制造有限公司 | Method for achieving playing on player piano by means of CD |
| CN103810987A (en) * | 2012-11-12 | 2014-05-21 | 雅马哈株式会社 | Simulating muting in a drive control device for striking member in sound generation mechanism |
| CN104260099A (en) * | 2014-09-05 | 2015-01-07 | 哈尔滨工业大学深圳研究生院 | Automatic western flute playing robot based on MIDI decoding and automatic playing method |
| CN104796471A (en) * | 2015-04-20 | 2015-07-22 | 宜昌金宝乐器制造有限公司 | Music radio station for automatic playing piano |
| CN106128439A (en) * | 2016-08-03 | 2016-11-16 | 王警仪 | A kind of piano intelligence plays training system |
| CN106297478A (en) * | 2016-08-23 | 2017-01-04 | 郑州师范学院 | A kind of piano intelligent tutoring system |
| CN106683649A (en) * | 2017-02-28 | 2017-05-17 | 湖北工程学院 | Piano automatic playing device and method |
| WO2018132965A1 (en) * | 2017-01-18 | 2018-07-26 | Sunland Information Technology Co., Ltd. | An automatic playing system |
| CN113192475A (en) * | 2021-04-27 | 2021-07-30 | 湖南卡罗德音乐集团有限公司 | Full-intelligent automatic force adjusting system and method for piano keys |
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- 2010-04-09 CN CN2010201536140U patent/CN201655284U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102262873B (en) * | 2011-07-29 | 2012-12-05 | 环高乐器制造（宜昌）有限公司 | Calibrating device, automatic playing piano using calibrating device and calibrating method |
| CN102262873A (en) * | 2011-07-29 | 2011-11-30 | 环高乐器制造（宜昌）有限公司 | Calibrating device, automatic playing piano using calibrating device and calibrating method |
| CN103810987B (en) * | 2012-11-12 | 2017-03-01 | 雅马哈株式会社 | Off beat is simulated in the drive dynamic control device of striking member in for generating mechanism |
| CN103810987A (en) * | 2012-11-12 | 2014-05-21 | 雅马哈株式会社 | Simulating muting in a drive control device for striking member in sound generation mechanism |
| CN103594105A (en) * | 2013-11-08 | 2014-02-19 | 宜昌金宝乐器制造有限公司 | Method for achieving playing on player piano by means of CD |
| CN103594105B (en) * | 2013-11-08 | 2016-07-27 | 宜昌金宝乐器制造有限公司 | A kind of method that the CD of use laser disc carries out playing on auto-play piano |
| CN104260099A (en) * | 2014-09-05 | 2015-01-07 | 哈尔滨工业大学深圳研究生院 | Automatic western flute playing robot based on MIDI decoding and automatic playing method |
| CN104260099B (en) * | 2014-09-05 | 2016-01-20 | 哈尔滨工业大学深圳研究生院 | Based on the Western flute automatic Playing robot of MIDI decoding |
| CN104796471A (en) * | 2015-04-20 | 2015-07-22 | 宜昌金宝乐器制造有限公司 | Music radio station for automatic playing piano |
| CN104796471B (en) * | 2015-04-20 | 2018-09-28 | 宜昌金宝乐器制造有限公司 | The music radio station used on auto-play piano |
| CN106128439A (en) * | 2016-08-03 | 2016-11-16 | 王警仪 | A kind of piano intelligence plays training system |
| CN106297478A (en) * | 2016-08-23 | 2017-01-04 | 郑州师范学院 | A kind of piano intelligent tutoring system |
| WO2018132965A1 (en) * | 2017-01-18 | 2018-07-26 | Sunland Information Technology Co., Ltd. | An automatic playing system |
| US10535328B2 (en) | 2017-01-18 | 2020-01-14 | Sunland Information Technology Co., Ltd. | Automatic playing system |
| CN106683649A (en) * | 2017-02-28 | 2017-05-17 | 湖北工程学院 | Piano automatic playing device and method |
| CN113192475A (en) * | 2021-04-27 | 2021-07-30 | 湖南卡罗德音乐集团有限公司 | Full-intelligent automatic force adjusting system and method for piano keys |
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