CN204423688U - A kind of key kind musical instrument exercise error correction device - Google Patents

Abstract

The utility model discloses an error-correcting device for practice of piano keys, which can not only guide students to practice music, but also correct errors for students during the practice process, with high efficiency and simple structure. The practice error-correcting device of the keyboard type musical instrument comprises a main body, a display screen arranged on the main body, a sound receiver, a processor and an alarm, and the display screen, the sound receiver and the alarm are respectively connected with the The processor is electrically connected.

Description

An error-correcting device for keyboard musical instruments

technical field

The utility model relates to the teaching field of piano keys, in particular to a practice error correction device for piano keys.

Background technique

In modern society, the keyboard type musical instrument represented by the piano is more and more popular among music lovers, and being able to play the piano well has become the goal of more and more people. In the process of learning keyboard instruments, not only the students need to work hard, but also need the careful guidance of professional teachers. However, many students of keyboard instruments have such a problem, that is, when students practice by themselves, there is no teacher to supervise them at any time. Guidance, playing mistakes are difficult to find in time, thus affecting the learning effect.

For this reason, a kind of auxiliary equipment for piano practice has occurred in the prior art, discloses a kind of musical note prompting method and device of electric piano as Chinese patent document CN104078032A, has LED prompt lamp, and LED prompt lamp is respectively connected with the piano keyboard in the electric piano corresponding to multiple keys on the This device makes it convenient for players who do not know notation to learn to play the piano, greatly reduces the entry threshold for self-study piano, and can achieve the purpose of quickly learning the piano and getting familiar with the notation. However, the above-mentioned device does not have an error correction reminder function, and cannot help students find errors occurring in exercises.

Utility model content

The technical problem to be solved by the utility model is that the existing auxiliary equipment for piano keyboard musical instruments can not help students find mistakes in the practice and affect the learning effect, but a kind of keyboard musical instrument practice error correction device is provided, which can help students find the mistakes in the practice. The mistakes that appear in the book can enhance the practice effect of students, and the structure is simple.

The error-correcting device for keyboard musical instruments includes a main body, a display screen arranged on the main body, a sound receiver, a processor and an alarm, and the display screen, the sound receiver, and the alarm are respectively connected to the The processor is electrically connected.

The above error correction device further includes a memory provided on the body, and the memory is electrically connected to the processor.

In the above error correction device, the main body is further provided with an interface for connecting to an external storage device.

The above error correction device further includes a communication module arranged on the main body, the communication module is electrically connected to the processor; the communication module supports WiFi communication, and/or 3G communication, and/or Bluetooth communication.

In the above error correction device, the body is further provided with an alarm selection switch, and the alarm device is electrically connected to the processor through the alarm selection switch.

In the above error correction device, the alarm is a vibrator, and/or a buzzer, and/or a light emitting diode.

In the above error correction device, the length of the display screen matches the length of the keyboard, and the positions of the notes displayed on the display screen correspond to the positions of the notes on the keyboard.

In the above error correction device, a mode selection switch is further provided on the body, and the mode selection switch is electrically connected to the processor.

In the above error correction device, the main body is further provided with a recording module, and the recording module is electrically connected to the processor.

In the above error correction device, the display screen is a touch screen.

Compared with the prior art, the error correction device proposed by the utility model has the following advantages: a sound receiver, a processor and an alarm are set inside the body, and the music score played by the performer is received by the sound receiver and transmitted to the The processor performs identification and comparison, and if there is a playing error, an alarm will be issued through the alarm, which can help students find errors in the practice in real time and enhance the practice effect of the students, and the structure is simple and easy to use.

Description of drawings

In order to make the content of the utility model easier to understand clearly, the utility model will be described in further detail below according to specific embodiments of the utility model in conjunction with the accompanying drawings, wherein

Fig. 1 is a schematic diagram of the structure of a keyboard instrument practice error correction device provided on a piano according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a keyboard instrument practice error correction device provided by an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a keyboard instrument practice error correction device provided by another embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a keyboard instrument practice error correction device provided by another embodiment of the present invention.

The reference signs in the figure are: 1-display screen, 2-sound receiver, 3-processor, 4-alarm, 5-memory, 6-communication module, 7-interface, 8-alarm selection button, 9- Mode selection button, 10-body.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Fig. 1 is a schematic diagram of the structure of a keyboard instrument practice error correction device provided by an embodiment of the present invention when it is installed on a piano. As shown in FIG. 1 , the error-correcting device for keyboard-type musical instruments is set at the place where the piano B is used to place the score, that is, at the place A directly above the keys. As shown in Figure 2, the device comprises a body 10, a display screen 1 arranged on the body 10, a sound receiver 2, a processor 3 and an alarm 4, the display screen 1 is arranged outside the body 10 of the device, and the sound receiver 2 , the processor 3 and the alarm 4 are arranged inside the body 10 of the device; wherein, the display screen 1, the sound receiver 2 and the alarm 4 are electrically connected to the processor 3 respectively.

When working normally, the sound receiver 2 receives the music sound from the performer, and transmits it to the processor 3, and the processor 3 analyzes and identifies whether the note is consistent with the correct note. If consistent, alarm device 1 does not report to the police; If inconsistent, then alarm device 4 reports to the police and reminds the user that performance error has occurred.

Those skilled in the art can understand that the user can also set it so that no real-time alarm will be given when an error occurs in the performance, and all errors will be displayed on the display screen 1 after the performance is finished. Its display mode is not limited in the present invention.

In an embodiment of the present invention, the main body 10 further includes a memory 5, which is electrically connected to the processor 3, and a large number of electronic sheet music files can be stored in the memory 5, which is convenient for learners to search and use.

In an embodiment of the present invention, a communication module 6 supporting WiFi communication, and/or 3G communication, and/or Bluetooth communication can be further arranged on the body 10 , and the communication module 6 is electrically connected to the processor 3 . Through the communication module 6, the device can be connected to the network with other external mobile terminal equipment, and can also be connected to the network with other similar musical instruments using a learning error correction device, so as to facilitate file transfer and resource sharing.

Those skilled in the art can understand that the learning status of the user can be sent to the externally connected device through the communication module 6, so that external personnel can monitor or further remind the user of the learning method. For example, teachers of keyboard instruments can monitor and correct students' learning.

In an embodiment of the present invention, as shown in FIG. 3 , an interface 7 for connecting to an external storage device is further provided on the body 10 . The user can transfer other electronic score files in the external storage device such as U disk, hard disk or mobile phone to the device.

In an embodiment of the present invention, as shown in FIG. 4 , an alarm selection switch 8 is further provided on the body 10, and the alarm 4 is electrically connected to the processor 3 through the alarm selection switch 8, so as to facilitate the user to select different alarm modes.

In an embodiment of the present invention, the alarm device 4 can be a vibrator, and/or a buzzer, and/or a light emitting diode, and the user can select a suitable alarm device according to the environment and the user's own needs.

In one embodiment of the present invention, the length of the display screen 1 of the error correction device matches the length of the entire keyboard of the keyboard musical instrument. One-to-one correspondence, which is more convenient for users to view.

In one embodiment of the present utility model, as shown in Figure 4, a mode selection switch 9 can also be provided on the body 10, and the mode selection switch 9 is electrically connected to the processor 3, which is used to facilitate learners to choose whether to practice or to practice according to their own needs. Play normally. Wherein, if it is necessary to practice, the mode selection switch 9 is switched to the practice mode. At this time, the learner can check the piano score on the display screen 1. Every time a note is played, the display screen 1 will continue to prompt the next note, that is, On the display screen, the position corresponding to the note on the key will light up, prompting the learner to perform the next action; and when the learner wants to check his own learning results, the mode selection switch is switched to the playing mode. The note position will not be displayed on the display 1 without the processing of the instrument 3. But when the learner played wrongly, the device would report to the police through the alarm 4 in time, and at the same time, the position of the wrong note and the correct note would be prompted on the display screen 1, so that the learner could know the mistakes made by himself. When the learner presses the correct note, the device can continue to monitor the learner's next performance work.

In an embodiment of the present invention, a recording module can also be provided on the body 10 of the keyboard type musical instrument practice error correction device, and the recording module is electrically connected to the processor 3 . Users can use it to record their own score, which is convenient for playback after performance, to find errors and to check the results.

In an embodiment of the present invention, the display screen 1 is a touch display screen, and relevant operations such as page turning can be performed by touching.

In an embodiment of the present invention, the processor 3 may be a single-chip microcomputer, or any other hardware chip for processing various data information. Those skilled in the art can purchase hardware chips in the prior art according to needs to realize the technical solution of the utility model for displaying musical score and error alarm. The specific model of the processor cannot be used to limit the protection scope of the present utility model. Wherein, the specific principle of how to realize page turning will not be repeated here.

Those skilled in the art can understand that the error-correcting device for piano-type musical instruments can also be arranged on other musical instruments such as electronic pianos, accordions, etc., and is not limited to being arranged on pianos, and its installation position depends on specific conditions. It is enough to achieve the purpose of convenient use and viewing, which is not limited in the present invention.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, etc. made within the spirit and principles of the present utility model should be included in this utility model. within the scope of the new protection.

Claims (10)

1. the exercise error correction device of a key kind musical instrument, it is characterized in that, comprise body (10), the display screen (1) be arranged on described body (10), sound receiver (2), processor (3) and alarm (4), described display screen (1), described sound receiver (2), described alarm (4) are electrically connected with described processor (3) respectively.

2. error correction device according to claim 1, is characterized in that, comprises the storer (5) be arranged on described body (10) further, described storer (5) and described processor (3) electrical connection.

3. error correction device according to claim 1, is characterized in that, described body (10) is provided with further the interface (7) connecting external memory.

4. error correction device according to claim 1, is characterized in that, comprises the communication module (6) be arranged on described body (10) further, described communication module (6) and described processor (1) electrical connection; Described communication module (6) supports WiFi communication, and/or 3G communication, and/or Bluetooth communication.

5. error correction device according to claim 1, it is characterized in that, described body (10) is provided with further warning selector switch (8), described alarm (4) is electrically connected with described processor (3) by described warning selector switch (8).

6. error correction device according to claim 5, is characterized in that, described alarm (4) is Vib. and/or hummer and/or light emitting diode.

7. error correction device according to claim 1, it is characterized in that, the length of described display screen (1) is mated with key kind musical instrument keyboard length, and the upper shown note locations of described display screen (1) is corresponding with the note locations on described key kind musical instrument keyboard.

8. error correction device according to claim 1, it is characterized in that, described body (10) is provided with further mode selection switch (9), described mode selection switch (9) is electrically connected with described processor (3).

9. error correction device according to claim 1, is characterized in that, (10) are provided with recording module to described body further, and described recording module is electrically connected with described processor (3).

10., according to the arbitrary described error correction device of claim 1-9, it is characterized in that, described display screen (1) is touch display screen.