CN205194117U - Musical instrument teaching key indicating device - Google Patents

Musical instrument teaching key indicating device Download PDF

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Publication number
CN205194117U
CN205194117U CN201520845741.XU CN201520845741U CN205194117U CN 205194117 U CN205194117 U CN 205194117U CN 201520845741 U CN201520845741 U CN 201520845741U CN 205194117 U CN205194117 U CN 205194117U
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CN
China
Prior art keywords
musical instrument
lamp
melody
indicating device
microcontroller
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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.)
Expired - Fee Related
Application number
CN201520845741.XU
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Chinese (zh)
Inventor
王雅韵
王建忠
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王雅韵
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Application filed by 王雅韵 filed Critical 王雅韵
Priority to CN201520845741.XU priority Critical patent/CN205194117U/en
Application granted granted Critical
Publication of CN205194117U publication Critical patent/CN205194117U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a musical instrument teaching key indicating device, including control circuit and a plurality of directional profection lamp, control circuit includes microcontroller, melody input interface and drive circuit, and the melody input interface meets microcontroller, drive circuit's control termination microcontroller's control signal output, drive circuit's input termination power, the directional profection lamp of output termination. Do not install on need not changing any structure foundation of former musical instrument, the utility model discloses simple structure does not need original musical instrument to dismantle and reequip during the use, can help the light association of people to play the musical instrument of various piano types.

Description

A kind of musical instrument teaching key indicating device
[technical field]
The utility model relates to musical instrument, particularly relates to a kind of musical instrument teaching key indicating device.
[background technology]
Existing teaching musical instrument, as piano, mellotron etc., key mapping be familiar with grasp needs spend much time and energy, and piano teacher is costly, the mode of the self-study that new hand has not had in study key mapping.The amusement of the elderly's learning instrument, teacher of the consult'sing expense is too high, if can learn playing of melody easily, just can enrich one's life without the need to too highly difficult.
Though have Piano for teaching on the market now, but Piano for teaching is all reequip piano, instruments used for education are expensive and not quick detachable, its tone color can be damaged to the repacking of piano, be unfavorable for the cultivation of musicality, for only for being familiar with the new hand of key mapping and the not free the elderly studied in depth is the money waste that there is no need.Existing original-pack piano in some man of family, can not over-bought Piano for teaching again.
Also can learn to play by the software on computer, but by computer learning without real musical instrument in hand, the tone tone color that computer software sends is also pure not, for the musicality of learner and the cultivation of feel all unfavorable.
The patent No. a kind of children electronic organ that has been the disclosure of the invention of CN201310585794.8, this mellotron comprises mellotron main body, microcontroller, data storage cell and is located at the melody switching push button of mellotron body side; Be provided with a microswitch in the bottom of each key of mellotron main body, each key correspondence is provided with a LED light; Described melody switching push button is all connected with the input end of microcontroller with all microswitches; All LED light are all connected with the output terminal of microcontroller; Described data storage cell is connected with microcontroller by I2C bus.This invention guides child to play melody by LED light automatically, but, the self-study of existing piano or mellotron cannot be used for equally.
[summary of the invention]
The technical problems to be solved in the utility model is to provide that a kind of structure simply, does not need to reequip musical instrument, musical instrument easy to use teaching key indicating device.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is, a kind of musical instrument teaching key indicating device, comprise control circuit and a plurality of directed projecting lamp, control circuit comprises microcontroller, melody input interface and driving circuit, and melody input interface connects microcontroller, the control signal output terminal of the control termination microcontroller of driving circuit, the input termination power of driving circuit, exports the directed projecting lamp of termination.
Above-described musical instrument teaching key indicating device, control circuit comprises melody selection key and melody program display screen, the output termination microcontroller of melody selection key, the signal output part of the input termination microcontroller of melody program display screen.
Above-described musical instrument teaching key indicating device, melody input interface is memory card socket or computer interface.
Above-described musical instrument teaching key indicating device, directed projecting lamp is laser lamp.
Above-described musical instrument teaching key indicating device, comprise base, lamp bracket and lamp holder, lamp holder is fixed on the top of base by lamp bracket, and control circuit is arranged in the cabinet of base; Lamp holder comprises lamp plate, and directed projecting lamp is fixed on lamp plate, and the light that a plurality of directed projecting lamp penetrates downwards is fan-shaped.
Above-described musical instrument teaching key indicating device, comprise base, control circuit is arranged in the cabinet of base; A plurality of directed projecting lamp is fixed on base, the light ray parallel that a plurality of directed projecting lamp penetrates downwards.
Above-described musical instrument teaching key indicating device, comprise bent storehouse card, bent storehouse cartoon is crossed melody input interface and is connected with microcontroller.
The utility model musical instrument teaching key indicating device structure is simple, does not need original musical instrument to carry out dismantling and reequiping, people's Step By Step can be helped to play the musical instrument of various piano type during use.
[accompanying drawing explanation]
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the theory diagram of the utility model embodiment 1 and 2 musical instrument teaching key indicating device.
Fig. 2 is the structural representation of the utility model embodiment 1 musical instrument teaching key indicating device.
In fig. 2,1-piano key 2-piano support 3-selection key 4-base chassis 5-melody program display screen 6-lamp bracket 7-lamp holder 8-memory card socket 9-laser
Fig. 3 is the structural representation of the utility model embodiment 2 musical instrument teaching key indicating device.
In figure 3,1-piano key 2-piano support 3-selection key 4-base chassis 5-melody program display screen 6-lamp bracket 7-lamp holder 8-bent storehouse card 9-laser
Fig. 4 is the structural representation of the utility model embodiment 3 musical instrument teaching key indicating device.
In the diagram, 1-piano key 2-laser 3-piano support 4-directed projecting laser lamp 5-selection key 6-memory card socket 7-melody program display screen 8-base chassis
Fig. 5 is the structural representation of the utility model embodiment 4 musical instrument teaching key indicating device.
In Figure 5,1-piano key 2-laser 3-piano support 4-directed projecting laser lamp 5-selection key 6-base chassis 7-bent storehouse card 8-melody program display screen
[embodiment]
The structure of the utility model embodiment 1 musical instrument teaching key indicating device as depicted in figs. 1 and 2, comprise control circuit, melody digital document storage card and 88 directed projecting lamp (not shown)s, control circuit comprises microcontroller, melody input interface, melody selection key, melody program display screen and driving circuit.Directed projecting lamp is red laser lamp.
Melody input interface connects microcontroller, the control signal output terminal of the control termination microcontroller of driving circuit, the input termination power of driving circuit, exports the directed projecting lamp of termination.
The output termination microcontroller of melody selection key, the signal output part of the input termination microcontroller of melody program display screen.Microcontroller transfers the digital signal of melody file the control signal of directed projecting lamp to, 88 keys of piano and 88 directed projecting lamp one_to_one corresponding, the light on and off that microcontroller controls directed projecting lamp by driving circuit and the duration of lighting.
Melody input interface is memory card socket can be USB, TF card or SD card plug, and melody digital document storage card can be inserted in memory card socket, to microcontroller input melody digital document.Melody input interface also can be computer interface, inputs melody digital document by main frame to microcontroller.
As shown in Figure 2, musical instrument teaching key indicating device is arranged on the top of piano, and the lamp holder for installing directed projecting lamp to be fixed on the top of base by lamp bracket, base is seated on piano.Selection key and melody program display screen are arranged on the panel of base chassis, and other electronic devices and components of control circuit are arranged on cabinet inside.In lamp holder, lamp plate is housed, directed projecting lamp is fixed on lamp plate, and the light that 88 directed projecting lamps penetrate downwards is fan-shaped, and the red laser of each directed projecting lamp injection projects on a key of piano respectively.
The above embodiment of the utility model in use, user selects the melody in melody digital document storage card by melody selection key, microcontroller can according to inner melody program, corresponding directed projecting lamp is lighted by note, directed projecting lamp irradiates corresponding key, the order that user lights according to key, by corresponding key, just can eject a first complete melody.
The structure of the utility model embodiment 2 musical instrument teaching key indicating device as shown in Figure 3, with the difference of embodiment 1 be, also comprise bent storehouse card (melody digital document storage card), bent storehouse cartoon is crossed melody input interface and is connected with microcontroller, compared with embodiment 1, having following benefit: 1) digital document of music makes more accurate 2 by professional) user can change contact song easily by changing card; 3) bent storehouse card can sell separately as tape, DVD video disc are the same, so not only makes things convenient for customers but also can bring profit for the producer.
The structure of the utility model embodiment 3 musical instrument teaching key indicating device as shown in Figure 4, is that 88 directed projecting lamps are directly fixed on base, the light ray parallel that 88 directed projecting lamps penetrate downwards with the difference of embodiment 1.
The structure of the utility model embodiment 4 musical instrument teaching key indicating device as shown in Figure 5, with the difference of embodiment 3 be, also comprise the bent storehouse card (melody digital document storage card) made by professional, bent storehouse cartoon is crossed melody input interface and is connected with microcontroller.
The above embodiment of the utility model has following advantage,
(1) can install not needing to change on any architecture basics of former musical instrument, bring the puzzlement of purchase can not to the people of existing original-pack piano in family, do not need original piano to carry out dismantling and reequiping during use, device is easy to dismounting, can repeatedly use.
(2) people's Step By Step can be helped to play various musical instrument (as: piano, mellotron, Zheng etc.), the mode projected by lamp, easy and embody the rhythm of melody and tone exactly and for being familiar with key mapping better.
(3) for the user of zero-base plinth, and then light first time just can eject the melody oneself liked, on the basis being familiar with keyboard, and can unrestricted choice song input, can be from the easier to the more advanced, without the need to asking teacher, but wanting the people learning music for not having more time and money, is an instrument not needing basis just can use
(5) cost of manufacture is cheap, is conducive to exciting the enthusiasm thinking learner, can not bring overweight money burden to learner.
(6) be conducive to teacher and help children for learning key mapping at the teaching initial stage
(7) with musical instrument with the use of, be conducive to the cultivation of new hand to feel and musicality.

Claims (7)

1. a musical instrument teaching key indicating device, comprise control circuit and a plurality of pilot lamp, control circuit comprises microcontroller, it is characterized in that, control circuit comprises melody input interface and driving circuit, and described pilot lamp is directed projecting lamp, melody input interface connects microcontroller, the control signal output terminal of the control termination microcontroller of driving circuit, the input termination power of driving circuit, exports the directed projecting lamp of termination.
2. musical instrument teaching key indicating device according to claim 1, it is characterized in that, control circuit comprises melody selection key and melody program display screen, the output termination microcontroller of melody selection key, the signal output part of the input termination microcontroller of melody program display screen.
3. musical instrument teaching key indicating device according to claim 1, it is characterized in that, melody input interface is memory card socket or computer interface.
4. musical instrument teaching key indicating device according to claim 1, it is characterized in that, directed projecting lamp is laser lamp.
5. musical instrument teaching key indicating device according to claim 1, it is characterized in that, comprise base, lamp bracket and lamp holder, lamp holder is fixed on the top of base by lamp bracket, and control circuit is arranged in the cabinet of base; Lamp holder comprises lamp plate, and directed projecting lamp is fixed on lamp plate, and the light that a plurality of directed projecting lamp penetrates downwards is fan-shaped.
6. musical instrument teaching key indicating device according to claim 1, it is characterized in that, comprise base, control circuit is arranged in the cabinet of base; A plurality of directed projecting lamp is fixed on base, the light ray parallel that a plurality of directed projecting lamp penetrates downwards.
7. musical instrument teaching key indicating device according to claim 1, it is characterized in that, comprise bent storehouse card, bent storehouse cartoon is crossed melody input interface and is connected with microcontroller.
CN201520845741.XU 2015-10-28 2015-10-28 Musical instrument teaching key indicating device Expired - Fee Related CN205194117U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520845741.XU CN205194117U (en) 2015-10-28 2015-10-28 Musical instrument teaching key indicating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520845741.XU CN205194117U (en) 2015-10-28 2015-10-28 Musical instrument teaching key indicating device

Publications (1)

Publication Number Publication Date
CN205194117U true CN205194117U (en) 2016-04-27

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Application Number Title Priority Date Filing Date
CN201520845741.XU Expired - Fee Related CN205194117U (en) 2015-10-28 2015-10-28 Musical instrument teaching key indicating device

Country Status (1)

Country Link
CN (1) CN205194117U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108182928A (en) * 2017-12-02 2018-06-19 彭作捶 A kind of electronic organ plays prompt system and electronic organ
CN108806390A (en) * 2018-06-14 2018-11-13 天津金稻科技有限公司 A kind of piano emulation facility for study and application method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108182928A (en) * 2017-12-02 2018-06-19 彭作捶 A kind of electronic organ plays prompt system and electronic organ
CN108806390A (en) * 2018-06-14 2018-11-13 天津金稻科技有限公司 A kind of piano emulation facility for study and application method

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160427

Termination date: 20181028

CF01 Termination of patent right due to non-payment of annual fee