CN87204804U - Multifunctional staff-teaching demonstrator with keyboard - Google Patents
Multifunctional staff-teaching demonstrator with keyboard Download PDFInfo
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- CN87204804U CN87204804U CN 87204804 CN87204804U CN87204804U CN 87204804 U CN87204804 U CN 87204804U CN 87204804 CN87204804 CN 87204804 CN 87204804 U CN87204804 U CN 87204804U CN 87204804 U CN87204804 U CN 87204804U
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- staff
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- tone
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Abstract
The utility model discloses a multifunctional staff-teaching demonstrator with a keyboard, which has a box upper casing, a box lower casing, and an electronic circuit element device arranged on a middle cavity. The panel of the upper casing has a staff form, a piano keyboard position plan, and a sample staff button or a playing keyboard. The panel of the upper casing can display the name and the position of music by the sound and the light, and can sound the music sound of the playing music. The panel of the upper casing also has the function of indication when the key is wrongly played not accordingly to the scheduled tones. The demonstrator can be used for recognizing tones in the music teaching of the primary school and the middle school, and can be used as an electronic music instrument for cultivating the music talent of children and students.
Description
The utility model is a kind of Multi-Function Keyboard staff demonstration lesson device, and utensil is learned in the instruction of recognizing that is used for staff, keyboard, also can be used as a kind of electronic musical instrument, in order to cultivate children and student's musical competence.
In students in middle and primary schools' music teaching, the numbered musical notation knowledge of generally imparting knowledge to students then makes the teaching both sides all feel very difficulty owing to lacking audiovisual aids for international uniform with staff.In order to solve this difficult problem, United States Patent (USP) (US 4464,971), this patent shows that the plate face of staff only is the music teaching apparatus that a kind of dummy round piano is used; China's patent (CN85203252U), be entitled as: " being used for the music teaching apparatus that the staff keyboard is recognized accent ", but noiseless unglazed demonstration, by the slip of trap between stave panel and key panel, corresponding position on stave panel, key panel and trap shows tone mark, the scale of staff, the relation of roll call.But this slipstick formula teaching aid only depends on Printing Marks to show, and staff table and keyboard layout place the two sides of teaching aid respectively, can not use simultaneously.This gives in the teaching and still makes troubles.
Task of the present utility model provides a kind of staff, keyboard of being used for and recognizes the multifunction electronic music teaching apparatus of transferring and playing melody, can directly demonstrate the respectively mark mode of tone mark on trble staff or 11 line spectrum tables by acousto-optic, and demonstrate simultaneously when various tone, each roll call on the keyboard with staff on correspondence position.
Task of the present utility model is finished as follows: be distributed with position of piano key displayed map and the pairing musical alphabet title of the position of piano key demonstration good keyboard of its subscript of lamp hole on the panel of boxlike demonstration device; Also be distributed with staff table (or 11 line spectrum tables), pitch position is provided with the hole that can show light on stave, and the other every line title of staff that is provided with of staff table is at the other sound tone mark pilot lamp that is provided with of trble staff symbol; Numbered musical notation button (or 37 key standard black and white keyboards) is set below staff table (or 11 line spectrum tables), presses
1234567
Be provided with; Power switch also is installed, Stereo Switch and tone selector switch, and power light.Speaker hole is arranged on the suitable place of box.
One-piece construction is as a rectangular parallelepiped box, is divided into upper shell, lower house.The panel of upper shell is partly as above stated setting, electronic component is installed, as battery, loudspeaker, audio oscillator circuit, tone (musical alphabet) selector switch, stave tone mark display, stave pitch position display in the housing, the keyboard position display, the numbered musical notation pushbutton switch.
When demonstration, power turn-on switch, power light is bright, stirs the tone selector switch to required tone, and should transfer tone mark display work on the staff table this moment, and pilot lamp is bright, and preliminary election has been described certain tone is pressed the numbered musical notation button then
1234567
In any one, corresponding musical sound is sent in audio frequency oscillator work at this moment, simultaneously, the work of keyboard position display demonstrates light to numbered musical notation roll call correspondence in the roll call position of this accent on the keyboard by the hole on the panel; And stave pitch position display also works simultaneously, numbered musical notation roll call correspondence this adjusted position on staff (11 line spectrum), demonstrates light by the hole on the panel.So just numbered musical notation (or playing the black and white keyboard), keyboard, staff table (11 line spectrum table) position triadic relation shows fully aware ofly on a surface plate, make the beginner learn staff knowledge very intuitively, simultaneously, this demonstration device can send the light that the melody sound played and pilot lamp show, religion person is easily taught, scholar Yi Xue, strengthen image, consolidate memory, make the abstract staff knowledge can concrete imageization, but also can make children, the student utilizes this demonstration device to carry out the dummy bomb song of playing music as electronic musical instrument, numbered musical notation knowledge is extended to come in the staff ken, is very helpful for cultivating student and teen-age musical competence.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the front elevation of the small-sized demonstration device of the utility model.
Fig. 2 is the rip cutting cut-open view of the small-sized demonstration device of the utility model.
Fig. 3 is the panel figure of the large-scale demonstration device of the utility model.
Fig. 4 is an electronic circuit functional-block diagram of the present utility model.
With reference to Fig. 1 and Fig. 2, there is the boxlike small-size multifunction keyboard staff demonstration lesson device of cavity a kind of centre with injection molding, is divided into upper shell (15), lower house (16) battery back shroud, transparent panel (17) and (12) five parts of numbered musical notation button.On the panel (1) of upper shell (15), by diagram position of piano key display plane figure (2) is set, black, Bai Jianzhong is drilled with the circular hole (3) that can make display lamp luminous, indicates the pairing musical alphabet title of each keyboard (4) (gabc ' d ' e ' f ' g ' a ' b ' c under it
2d
2e
2f
2g
2a
2b
2).The upper left corner of upper shell (15) has loudspeaker pronunciation window (5).
Panel (1) middle part in upper shell (15) is provided with staff trble staff (6), is drilled with sound tone mark indicator lamp hole (7) and shows lamp hole (13) with pitch position on stave (6), and stave (6) one sides also mark the every line title of staff (14).
Power switch (9), Stereo Switch (10) and tone selector switch (11) are set in the bottom of the panel (1) of upper shell (15), also press
1234567
Order is provided with music numerical notation button (12), also can increase or reduce (minimum is 7 or 8) as required.Be drilled with indicator lamp hole (8) in the top of power switch (9), in the other label symbol of Stereo Switch (10) and tone selector switch (11).Tone selects to adopt three kinds (C, F, G), seven kinds, 11 kinds and 15 kinds etc. to increase as required and reduce.Layout makes numbered musical notation, staff and keyboard at grade like this, and intuitive is strong, is convenient to operation.
Fig. 4 is the conspectus that is placed in the control circuit subassembly in the box body shown in Figure 2.The electronic line component combination that matches with panel is installed in housing, power supply (41) (being No. 5 battery 4 joints) is arranged, sound equipment oscillatory circuit (42), tone (musical alphabet) selector switch (43) stave tone mark display (44), stave pitch position display (45), keyboard position display (46) and numbered musical notation pushbutton switch (47), these electronic circuits adopt the assembling of transistor discrete component or adopt the integrated circuit block assembling, on printed circuit board (PCB), constitute, and the function that the wrong tone of indication bullet is arranged is promptly when selecting a certain tone, if play or the wrong key of bullet, then light does not show, reminds the player in time to correct.Electronic line component all is an outsourcing piece, according to known universal link combination is installed and gets final product.Here sound equipment is partly selected the loudspeaker of bore of all sizes for use, volume is by the fader control of belt switch, the tone selector switch adopts waver, key switch or toggle switch, also can increase metronome and tone filter according to market is required.
Light on the demonstration device shows partly can adopt light emitting diode, liquid crystal display, bulb or other displaying appliance.
Staff table on the panel can be gone up requirement according to teaching, is drawn as trble staff, two trble staff, great stave, alto staff, bass staff or the like.
Power supply can adopt direct current (6V, 9V), and external power supply socket also is installed, and uses alternating current 220V, or the ac-dc dual power supply socket.
The shell body of demonstration device comprises that upper shell, lower house adopt injection moulding (A B S) or other plastics, and organic glass etc. also can adopt timber structure, with veneer or face veneer spray-painting and decorating.
With reference to Fig. 3, be a kind of large-sized multifunction keyboard staff demonstration device, when teaching, hang on the wall in classroom the usefulness of teaching for the teacher.Because of area is bigger, generally adopt board making housings such as multi-plywood, veneer.Layout on the panel and small-sized demonstration device are different.The position of former numbered musical notation changes 37,49 key boards or more groups of keyboards into, is convenient to demonstration lesson and plays.Middle is staff great stave (11 line spectrum table) partly, and each light display area as shown.Its tone selects to be arranged on the lower left of panel, is divided into five kinds of rising tune D, E, G, A, B, five kinds of falling tone F,
bB,
bE,
bA,
bD and c major, tone also can be increased to 15 as required again.
Each display aperture on the panel is pressed in each display aperture of panel with little plastic jacket nontransparent but printing opacity, and little plastic jacket can have strikingly color, makes demonstration device panel decorate attractive in appearance.
This demonstration device is of a size of 1000 * 600 * 150(mm) or 1000 * 600 * 100(mm), adopts materials such as timber, plastics, scale board to make, and method such as spray paint is adopted in surface treatment.
(1) is demonstration device panel among the figure, (5) be the sound equipment window, (2) be position of piano key display board model planimetric map, (3) are the position display lamp holes, and (7) are tone marks, (6) be 11 line spectrum tables, (11) be that tone is selected key switch, (8,9) are power switches, and (10) are volume control knobs, (20) be to play keyboard, (13) are pitch position display lamp holes in the 11 line spectrum tables.
Show lamp hole (3,13) all be on panel (1), to get out with sound equipment window aperture (5), position of piano key display board model planimetric map (2) and tone mark (7), 11 line spectrum plates (6) adopt and draw on panel (1), playing keyboard (20) is as piano, keyboard on the musical instruments such as mellotron, play the sound that keyboard (20) will send musical composition, the beginner is choosing tone when selecting a certain shelves in (11), transfer as D, at this moment, want first power turn-on switch (8), power light is bright, circuit working then, display lamp on position of piano key display board model planimetric map (2) is revealed the accurate position of one group of roll call (1234567) on keyboard that D transfers, same and the like, select which kind of accent, just demonstrate the accurate position of which kind of tone on the keyboard, (position of the roll call of each tone on display aperture is different).The position of so just pointing out the beginner how to operate the roll call 1234567 of D timing keyboard (20) can be found out the variation of its position at the position display lamp (13) on 11 line spectrums (6) again simultaneously, thereby learn the knowledge of staff.
Here it is to be noted when tone selection key (11) changes, pitch mark is also along with change, demonstrate #, b mark number and position, as when pressing D and transferring button, respectively there are two to light for # number on the high and low music table, pressing the B timing respectively has 5 to light for # number, press the F timing respectively have one b number bright, press
bThe D timing respectively has 5 to light for b number.
Playing when respectively transferring melody, pitch position display lamp (13) will change and corresponding variation along with keyboard play in the 11 line spectrum tables, the position of promptly playing pitch position display lamp (13) on sound (accuracy in pitch＜10 cents) that keyboard (20) sends and the stave is corresponding, acousto-optic shows simultaneously, reaches the purpose of teaching.
Above function is assembled into code translator with medium scale integration (MSI) or discrete component and finishes, electronic circuit go up substantially with small-sized demonstration device in the same, just adopt 220V AC power or ac-dc dual power supply.
With reference to Fig. 4, be the concrete structure of the utility model electronic circuit, (41) are that power circuit, (42) are that sound equipment pierce circuit, (43) are that tone (musical alphabet) selector switch, (44) are that stave tone mark display, (45) are that stave pitch position display, (46) are that keyboard position display, (47) are the numbered musical notation pushbutton switches.The electronic line component device is in demonstration device boxlike cavity, and according to the designing requirement assembling that needs on the panel to show partly, when the demonstration of demonstration device, after the power switch closure, power light is promptly bright, shows that power supply is normal.The demonstrator needs any tone, just stir tone selector switch on the panel, should transfer tone mark display (44) work on the stave this moment, pilot lamp is bright, need press numbered musical notation pushbutton switch (47) by melody then, then sound equipment oscillator (42) work, in loudspeaker, send and the corresponding musical sound of numbered musical notation pushbutton switch (47), simultaneously, keyboard position display (46) comes out numbered musical notation roll call correspondence this accent roll call position display on keyboard, stave pitch position display (45) is also worked simultaneously, and numbered musical notation roll call correspondence this adjusted position on staff is shown.The method that shows is to adopt light emitting diode.Also liquid crystal display method be can adopt, the lifting mark of tone mark, the roll call pitch position on the staff, the roll call position on the key white-black key shown.Tone selects to increase (transferring or 15 kinds of accent for 7 kinds) again, the pitch stave is changed into great stave, by panel-switch numbered musical notation is enlarged a low octave and an ottava alta sound again, just can reflect identical roll call and the sound of differing heights thereby reach the numbered musical notation keyboard of using seldom.In addition, treble clef, bass clef, alto clef, lifting mark (#, b) are produced on the display panels, do not show light at ordinary times, when which kind of mark of needs, which kind of mark is shown by code translator.
Electronic circuit in the demonstration device also has such two kinds of functions, it is an electronic organ line, make the musical sound that sends mellotron when playing, parameters such as its tone, tone color, figure, accuracy in pitch and stability, range and tonequality, can meet the requirement of electronic music, in addition, when the beginner plays melody, when not selecting predetermined tone mode to play by tone, to not show pitch position (display lamp does not work) at (or on 11 line spectrum tables) on the staff table, illustrate that bullet is wrong, should be by predetermined tone, play the tram on the keyboard white-black key.Make like this on the music teaching, be convenient to learn mutually mutually urge, improve teaching efficiency to teacher and student.
Claims (6)
1, a kind of Multi-Function Keyboard staff demonstration lesson device, it is characterized in that: it is by upper shell [15], lower house [16] and control circuit are formed, on upper shell panel [1], be distributed with position of piano key planimetric map [2], staff table [6], on position of piano key planimetric map [2] and staff table [6], position of piano key display aperture [3] is set, staff watch sound tone mark display aperture [7] and stave pitch position display aperture [13], on upper shell panel [1], also have power switch [9], volume by-pass cock [10], tone selector switch [11] and operation push-button [12,20] mounting hole and loudspeaker window [5], control circuit places the box internal cavity partly, it comprises power supply [41], sound equipment oscillator [42], tone selector [43], stave tone mark display [44], stave pitch position display [45], keys and keyboard position indicator [46], power switch [9], volume by-pass cock [10], tone selector switch [11], loudspeaker and operation push-button [12,20] etc., thus it can make staff table [6] on the panel [1], position of piano key planimetric map [2] and loudspeaker are with sound, light shows melody roll call and position.
2, keyboard staff demonstration lesson device according to claim 1, it is characterized in that: operation push-button is numbered musical notation button (12), quantity is 7 to 13, by roll call
1234567
Series arrangement.
3, keyboard staff demonstration lesson device according to claim 1 is characterized in that: operation push-button is to play keyboard (20), and staff table (6) can be trble staff, two trble staff, great stave, alto staff and/or bass staff.
4, keyboard staff demonstration lesson device according to claim 1 and 2 is characterized in that: tone selector switch (11) is three kinds of C, F, G.
5, according to claim 1,2 or 3 described keyboard staff demonstration lesson devices, it is characterized in that: it is 3 to 15 kinds that the tone of tone selector switch is selected quantity.
6, according to claim 1,2 or 3 described keyboard staff demonstration lesson devices, it is characterized in that: panel (1) adopts light emitting diode, miniature bulb or liquid crystal display with display aperture (3,7,13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87204804 CN87204804U (en) | 1987-03-19 | 1987-03-19 | Multifunctional staff-teaching demonstrator with keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87204804 CN87204804U (en) | 1987-03-19 | 1987-03-19 | Multifunctional staff-teaching demonstrator with keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87204804U true CN87204804U (en) | 1988-03-30 |
Family
ID=4820648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87204804 Ceased CN87204804U (en) | 1987-03-19 | 1987-03-19 | Multifunctional staff-teaching demonstrator with keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87204804U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496315A (en) * | 2011-11-28 | 2012-06-13 | 无锡市恒达矿山机械有限公司 | Double-music score identifier |
| CN103247201A (en) * | 2013-05-30 | 2013-08-14 | 宋汉鑫 | Electronic music teaching aid |
| CN106205280A (en) * | 2016-09-07 | 2016-12-07 | 广州丰谱信息技术有限公司 | A kind of Interactive Dynamic colour shape meaning is released spectral method and is played teaching apparatus with musical instrument |
| CN108806648A (en) * | 2018-07-03 | 2018-11-13 | 曹信江 | Based on the method for the key key mapping and pitch of the determination score note of assistant teaching aid |
-
1987
- 1987-03-19 CN CN 87204804 patent/CN87204804U/en not_active Ceased
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496315A (en) * | 2011-11-28 | 2012-06-13 | 无锡市恒达矿山机械有限公司 | Double-music score identifier |
| CN103247201A (en) * | 2013-05-30 | 2013-08-14 | 宋汉鑫 | Electronic music teaching aid |
| CN103247201B (en) * | 2013-05-30 | 2015-06-10 | 宋汉鑫 | Electronic music teaching aid |
| CN106205280A (en) * | 2016-09-07 | 2016-12-07 | 广州丰谱信息技术有限公司 | A kind of Interactive Dynamic colour shape meaning is released spectral method and is played teaching apparatus with musical instrument |
| CN108806648A (en) * | 2018-07-03 | 2018-11-13 | 曹信江 | Based on the method for the key key mapping and pitch of the determination score note of assistant teaching aid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CE01 | Termination of patent right |