CN103544935B - The full-automatic accordatura of upper stringed musical instrument is tuned a stringed instrument qin axle - Google Patents
The full-automatic accordatura of upper stringed musical instrument is tuned a stringed instrument qin axle Download PDFInfo
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- CN103544935B CN103544935B CN201310469217.2A CN201310469217A CN103544935B CN 103544935 B CN103544935 B CN 103544935B CN 201310469217 A CN201310469217 A CN 201310469217A CN 103544935 B CN103544935 B CN 103544935B
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Abstract
The present invention is that a kind of upper full-automatic accordatura of stringed musical instrument is tuned a stringed instrument qin axle, microcomputer chip is equipped with in qin axle inside, it is international that chip shifts to an earlier date typing by microcomputerized control program, 11 unit tones of concert pitch accordatura are adjusted to piano C, microcomputer chip is had at qin axle Internal back end device, front end is that motor is by variator connection rotating shaft, under micro computer collects string pine string situation by audio sensor, sound audio frequency decibel once, convert signal data to, comparative analysis data are formed with the tonal sound audio data of microcomputer chip storage inside, be sent to again and drive on direct current variable frequency motor, direct current variable frequency motor is by lithium battery power supply, then direct current variable frequency motor is under microcomputer chip controls, rotating shaft is driven to detect audio frequency exact value and rotate, reach the object of accordatura standard of tuning a stringed instrument, after aiming at tone, rotating shaft locking device is locked, be provided with successively by the accordatura basic point button of low-key to lofty tone on the surface of inside and outside string qin axle, the present invention is applicable to multiple stringed musical instrument uses.
Description
Technical field
The present invention relates to musical instrument technical field, is specifically that a kind of upper full-automatic accordatura of stringed musical instrument is tuned a stringed instrument qin axle.
Background technology
At present, adjacent two strings of domestic and international all upper stringed musical instruments are all difference 5 degree of accordatura relations, thus the performance range width of bowed instrument is limited, at present, some are all in the structure of qin cylinder to the improvement of urheen, Chinese Patent Application No. more than 200920015228.2 discloses a kind of name and is called that " tone color electronics audiovisual urheen " the utility model discloses a kind of multi-timbral electronic audio-video two-stringed Chinese fiddle, and it has qin axle, qin bar, bow, qin cylinder; Establish template in qin cylinder side, qin cylinder opposite side establishes preposition secondary qin cylinder, and secondary qin cylinder side is sound window, has on audio amplifier, audio amplifier and fill loudspeaker under secondary qin cylinder; Have Qin Tuo under qin cylinder, its built-in playing device, qin bar fills video display, and above-mentioned playing device is that pickup is amplified, tone power amplifier connects USB flash disk player circuit, and this player circuit connects display and forms.Be on the basis not changing the original feature of urheen, adopt advanced microelectric technique, performance can be made to combine with playing, both can obtain tone color effect, again can playback of audio-visual works at any time.It is the one improvement electronic erhu carrying accompaniment song that Chinese Patent Application No. 201120452697.8 discloses a kind of electronic erhu of improveing.Comprise scroll head, qin bar, qin cylinder, qin cylinder arranged outside has bridge, audio output port, to accompany bent button and urheen button, in qin cylinder, acoustic pickup is set, frequency division digital circuit and integrated package, described acoustic pickup, frequency division digital circuit and integrated package by electric wire be fixed on sound equipment in qin cylinder and be connected, sound equipment external power supply, qin cylinder end outer surface has sound window, stores a first piano accompaniment song in integrated package, and when pressing accompaniment bent button, piano companion song sounds, urheen starts to sound simultaneously, plays more long-drawn-out refined and graceful stage effect; If user does not think piano accompaniment, urheen button can be pressed, now become urheen solo.Improve electronic erhu and not only serve good, the easy and simple to handle effect of sounding effect, more can with the addition of more audio, allow user and hearer better appreciate perfect Erhu playing bent, create better stage effect.
Summary of the invention
The object of this invention is to provide a kind of upper full-automatic accordatura of stringed musical instrument to tune a stringed instrument qin axle, be arranged on bowed instrument (such as urheen, arena qin) and 7 ranges can be expanded, fundamentally solve the use limitation of middle foundation of a nation national stringed instrument, convenient tuning is at any time seted the tone.
The object of the invention is to be achieved through the following technical solutions,
The full-automatic accordatura of upper stringed musical instrument is tuned a stringed instrument qin axle, and it is characterized in that: microcomputer chip is equipped with in qin axle inside, it is international that chip shifts to an earlier date typing by microcomputerized control program, and 11 the unit tones being adjusted to concert pitch accordatura with piano C are as follows:
BF ... bG ... bA ... bB ... C ... D ... E ... F ... G ... A ... B international standard pitch is as reference tone reftone;
Microcomputer chip is had at qin axle Internal back end device, front end is that direct current variable frequency motor connects qin axle by variator, qin axle is connected with suspension string, under microcomputer chip collects string pine string situation by audio sensor, sound audio frequency decibel once, convert signal data to, comparative analysis data are formed with the tonal sound audio data of microcomputer chip storage inside, be sent to again and drive on direct current variable frequency motor, direct current variable frequency motor is by the lithium battery power supply fixed, then direct current variable frequency motor is under microcomputer chip controls, qin axle both forward and reverse directions is driven to detect audio frequency exact value back and forth and rotate, reach the object of accordatura standard of tuning a stringed instrument, after aiming at tone, rotating shaft locking device is locked, not in rotation, be provided with successively by the tune a stringed instrument button of low-key to lofty tone on the surface of interior string qin axle and outer string qin axle, accordatura modified tone button and Song Xian button,
Accordatura modified tone button is arranged in the case surface of qin axle with following form, demonstrates:
C ... D ... E ... F ... G ... A ... B exterior string qin axle installs 7 accordatura modified tone buttons
BF ... ..bG ... .bA ... ..bB ... ... C ... D ... in E, string qin axle installs 7 accordatura modified tone buttons.
Shell is equipped with pilot lamp.After mixing up accuracy in pitch and tone, pilot lamp becomes green from redness, then postpones 3 seconds automatic light-off power-off locking strings afterwards, reaches fixing not loose string when not having instruction, out of tune when also just there is not performance.
Advantage of the present invention is: because, adjacent two strings of domestic and international all upper stringed musical instruments are all difference 5 degree of accordatura relations, so, the full-automatic accordatura of upper stringed musical instrument qin axle of tuning a stringed instrument is arranged on bowed instrument (such as urheen, four-stringed bowed instrument, middle Hu, jinghu, bowed stringed instrument with a thin wooden soundboard, recklessly high, plate urheen, beat qin, matouqin) on can expand 7 ranges, fundamentally solve the use limitation of middle foundation of a nation national stringed instrument, convenient tuning is at any time seted the tone, by micro computer auto-alignment pitch, whole computer automation can lock not loose string after adjusting accuracy in pitch, can instrumental ensemble with any musical instrument at any time, reach and play any song one key at any time and easily change mode.Therefore, this product utilization high-tech means completes accordatura and tunes a stringed instrument, and thoroughly solves the intractable difficult problem that in all bowed instrument playing procedures, loose string is out of tune, thus allows any musical instrument of middle foundation of a nation national stringed instrument and the world reach perfect to instrumental ensemble.Invention application range of products: stringed musical instrument on other such as urheen, four-stringed bowed instrument, middle Hu, jinghu, bowed stringed instrument with a thin wooden soundboard, high Hu, plate urheen, arena qin, matouqin, trichord, dulcimer, Zheng, violoncello, middle Ruan, violin, Chinese lute, guitar etc.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is exterior string qin axle schematic diagram of the present invention.
Fig. 3 is string qin axle schematic diagram in the present invention.
Fig. 4 is principle of work block diagram.
Fig. 5 is the schematic diagram that the present invention uses on urheen musical instrument.
In figure, 1 is battery, and 2 are microcomputer chips, 3 are motors, 4 are variators, 5 are qin axles, 6 is buttons of tuning a stringed instrument, and 7 is buttons of setting the tone, and 8 is loose string buttons, 9 strings.
Embodiment
Embodiment 1
The present invention is used on two qin axles of exterior string in urheen, these two qin axle Internal back end devices have microcomputer chip control system, front end is inside and outside two strings that gear shaft suspended on urheen respectively, microcomputer control system to collect in urheen exterior string in loose string situation by audio sensor, sound audio frequency decibel once, convert signal data to, comparative analysis data are formed with the tonal sound audio data of microcomputer chip storage inside, be sent to again and drive on direct current variable frequency motor, direct current variable frequency motor is by lithium battery power supply (needing with 5V DC charger according to design), then direct current variable frequency motor is under microcomputer chip controls, driven gear axle both forward and reverse directions detects audio frequency exact value back and forth and rotates, reach the object of accordatura standard of tuning a stringed instrument, aim at tone backgear axle not in rotation, pilot lamp on shell becomes green from redness, postpone 3 seconds automatic light-off power-off locking strings afterwards again, reach fixing not loose string when not having instruction, out of tune when also just there is not performance! be provided with on the surface of inside and outside string qin axle in addition successively by the accordatura modified tone button of low-key to lofty tone, represent international accuracy in pitch with English alphabet display,
C ... D ... E ... F ... G ... A ... B(urheen exterior string qin axle 7 accordatura modified tone buttons) string qin axle 7 accordatura modified tone buttons in bF....bG...bA..bB...C....D....E(urheen)
When needing turning gear wheel shaft to tune a stringed instrument after direct current variable frequency motor receives instruction, player can according to playing music object mode height, select flexibly with 14 concert pitch buttons, reach urheen and can change tune by unrestricted choice when playing the music track of different mode.
Because the inside and outside two string accordatura of stringed musical instrument all will differ 5 degree on other is beat relation for urheen, four-stringed bowed instrument, middle Hu, jinghu, bowed stringed instrument with a thin wooden soundboard, high Hu, plate urheen, arena qin, matouqin, trichord, dulcimer, Zheng, violoncello, middle Ruan, violin, Chinese lute, guitar etc.;
So, first with urheen exterior string qin axle microcomputerized control program entry C ... D ... E ... F ... G ... A ... the identical pitch accuracy in pitch keynote of B is as the tuning basic point of urheen exterior string;
In urheen, string qin axle also uses the corresponding bF of microcomputerized control program entry ... ..bG ... .bA ... ..bB ... C ... D ... the identical pitch accuracy in pitch keynote of E is as the tuning basic point of string in urheen; Inside and outside urheen, on upper and lower two the qin axles of urheen, form the relationship of corresponding difference 5 degree of pitches as follows for two strings:
C ... D ... E ... F ... G ... A ... B(urheen exterior string qin axle 7 accordatura modified tone buttons) string qin axle 7 accordatura modified tone buttons in bF....bG...bA..bB...C....D....E(urheen)
With reference to principle of work block diagram, require that any electronics technician can compile out program according to musical instrument.Any instrumental music factory all can produce the present invention.
By micro computer auto-alignment pitch, whole computer automation is adjusted after accuracy in pitch can lock not loose string, can instrumental ensemble with any musical instrument at any time, reaches to play any song one key at any time and easily change mode.Therefore, this product utilization high-tech means completes accordatura and tunes a stringed instrument, and thoroughly solves the intractable difficult problem that in all bowed instrument playing procedures, loose string is out of tune, thus allows any musical instrument of middle foundation of a nation national stringed instrument and the world reach perfect to instrumental ensemble.
Embodiment 2
Corresponding the present invention can be installed to, four-stringed bowed instrument, middle Hu, jinghu, bowed stringed instrument with a thin wooden soundboard, high Hu, plate urheen, arena qin, matouqin, trichord, dulcimer, Zheng, violoncello, middle Ruan, violin, Chinese lute, guitar etc. are on other on stringed musical instrument.
Claims (3)
1. go up the full-automatic accordatura of stringed musical instrument to tune a stringed instrument qin axle, it is characterized in that: microcomputer chip is equipped with in qin axle inside, it is international that chip shifts to an earlier date typing by microcomputerized control program, and 11 the unit tones being adjusted to concert pitch accordatura with piano C are as follows: bF ... bG ... bA ... bB ... C ... D ... E ... F ... G ... A ... B international standard pitch is as reference tone reftone, microcomputer chip (2) is had at qin axle (5) Internal back end device, front end is that direct current variable frequency motor (3) connects qin axle (5) by variator, qin axle (5) is connected with suspension string (9), under microcomputer chip (2) collects the loose string situation of string (9) by audio sensor, sound audio frequency decibel once, convert signal data to, comparative analysis data are formed with the tonal sound audio data of microcomputer chip (2) storage inside, be sent to again and drive on direct current variable frequency motor (3), direct current variable frequency motor (3) is powered by the lithium battery fixed (1), then direct current variable frequency motor (3) is under microcomputer chip (2) controls, qin axle (5) both forward and reverse directions is driven to detect audio frequency exact value back and forth and rotate, reach the object of accordatura standard of tuning a stringed instrument, after aiming at tone, rotating shaft locking device is locked, not in rotation, be provided with successively by the tune a stringed instrument button (6) of low-key to lofty tone in the case surface of interior string qin axle and outer string qin axle, accordatura modified tone button (7) and loose string button (8).
2. the full-automatic accordatura of upper stringed musical instrument according to claim 1 is tuned a stringed instrument qin axle, it is characterized in that: accordatura modified tone button (7) is arranged in the case surface of qin axle with following form, demonstrates:
C ... D ... E ... F ... G ... A ... B exterior string qin axle installs 7 accordatura modified tone buttons;
BF ... ..bG ... .bA ... ..bB ... ... C ... D ... in E, string qin axle installs 7 accordatura modified tone buttons.
3. the full-automatic accordatura of upper stringed musical instrument according to claim 1 is tuned a stringed instrument qin axle, it is characterized in that: shell is equipped with pilot lamp.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310469217.2A CN103544935B (en) | 2013-10-10 | 2013-10-10 | The full-automatic accordatura of upper stringed musical instrument is tuned a stringed instrument qin axle |
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| CN201310469217.2A CN103544935B (en) | 2013-10-10 | 2013-10-10 | The full-automatic accordatura of upper stringed musical instrument is tuned a stringed instrument qin axle |
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| CN103544935A CN103544935A (en) | 2014-01-29 |
| CN103544935B true CN103544935B (en) | 2016-03-23 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104464694B (en) * | 2014-12-11 | 2018-08-14 | 仪征市广茂电子电器有限公司 | A kind of guitar string tone color detection device based on machine vision |
| CN104795058B (en) * | 2015-03-26 | 2017-11-24 | 湖南城市学院 | A kind of new Chinese lute |
| CN105047183A (en) * | 2015-08-12 | 2015-11-11 | 安徽机电职业技术学院 | Flute |
| CN106057177A (en) * | 2016-07-04 | 2016-10-26 | 央金措 | Stringed musical instrument string adjustment apparatus and method, and stringed musical instrument with string adjustment apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2072716U (en) * | 1990-07-27 | 1991-03-06 | 熊正林 | Huqin kinds instrument trim unit |
| CN2546981Y (en) * | 2002-06-06 | 2003-04-23 | 丁树伟 | Tuning mechanism for stringed musical instrument |
| CN2586225Y (en) * | 2002-12-09 | 2003-11-12 | 徐建 | Microcomputerized accordatura device |
| CN201590224U (en) * | 2009-09-24 | 2010-09-22 | 赵天池 | Automatic tuning and modulation device for Guzheng |
| CN202996263U (en) * | 2012-12-20 | 2013-06-12 | 株式会社扩乐格 | Tuner for string instrument |
-
2013
- 2013-10-10 CN CN201310469217.2A patent/CN103544935B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2072716U (en) * | 1990-07-27 | 1991-03-06 | 熊正林 | Huqin kinds instrument trim unit |
| CN2546981Y (en) * | 2002-06-06 | 2003-04-23 | 丁树伟 | Tuning mechanism for stringed musical instrument |
| CN2586225Y (en) * | 2002-12-09 | 2003-11-12 | 徐建 | Microcomputerized accordatura device |
| CN201590224U (en) * | 2009-09-24 | 2010-09-22 | 赵天池 | Automatic tuning and modulation device for Guzheng |
| CN202996263U (en) * | 2012-12-20 | 2013-06-12 | 株式会社扩乐格 | Tuner for string instrument |
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