KR20060125669A - Keyboard instruments - Google Patents

Abstract

A piano keyboard play instrument is provided to give amusement to children or learners who are clumsy at the musical scale of keyboard instruments by predicting keys which the children or learners need to press in accordance with automatic playing LED lamps. A piano keyboard play instrument comprises a solar cell(1), a wind generator(2), an illuminating lamp(3), a power distributor(4), a music selection terminal(5), an LED keyboard(6), a musical footboard(7), and a speaker(8). A solar cell concentrates solar heat and charges a storage battery. The wind generator charges the storage battery by wind power of day and night. The electric energy from the solar cell and the wind generator is provided to the piano keyboard play instrument through a charging circuit device and a storage battery which are embedded in the power distributor. The illuminating lamp illuminates a surrounding of the piano keyboard play instrument for safe play of children.

Description

Piano Keyboard Equipment {keyboard instruments}

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic diagram showing an installation state of a piano keyboard play device of the present invention.

2 is a view showing a function operation button mounted on the upper surface of the song selection terminal device of the present invention piano keyboard play equipment.

3 is a block diagram of an automatic playing LED light emitting plate of the present invention piano keyboard.

Figure 4 is a block diagram of a manual playing keyboard stepping board of the present invention piano keyboard play equipment.

5 is an electronic circuit block diagram of the piano keyboard play device of the present invention.

*** Brief description of the main symbols in the drawings ***

1 solar cell 2 wind generator

3: street light lamp 4: power distribution box

5: song selection terminal 6: auto play LED light emitting plate

7: Manual playing keyboard step 8: Speaker

The present invention relates to a piano keyboard ride that allows toddlers or children to learn the musical scale through play. Children who do not yet have knowledge of the musical scale learn the scale naturally while playing their favorite nursery rhymes with their parents. It relates to a piano keyboard ride that can be played.

There are many public playgrounds for children, a fixed play area set aside for free and active play, and the number of commercial playgrounds has soared.

Playground equipment commonly seen in playgrounds [seesaw play with a sense of weight and a natural sense of balance; Swing play that experiences a change in speed of reciprocating rotation and develops a sense of balance; Sliding play that allows you to experience the frictional force of the inclined surface through the experience of sitting on the slide and pushing your body down; Through the play of iron bars, there is a play facility to naturally explore scientific principles.

However, these rides are not scientifically creative devices, but simple things, and they are biased toward form.

Therefore, the playground is a safe place for children to play freely, so that they can be trained, and they can develop scientific creativity and exploration for the modern society by escaping from the conventional simple play equipment. There is a demand for development of a playground equipment.

The present invention is to provide a piano keyboard play equipment, which is a scientifically creative play equipment to the playground lacking a variety of play facilities as described above, children not yet familiar with the rhythm or beat and the scale to match the rhythm of the lights on the keyboard Through play that induces fun and interest with parents and peers, we want to learn musical scale of keyboard musical instrument naturally without objection.

In order to achieve the above object, the present invention piano keyboard rides; A solar cell unit for converting solar energy, which is natural energy, into electrical energy; A battery unit configured to charge electrical energy of the solar cell; A song selection terminal unit operating by receiving power from the battery unit; An auto-playing LED lamp unit which receives the scale data of the song selection terminal unit and operates; A key tread plate portion capable of performing manual play with the foot while following the operation of the automatic playing LED lamp portion; And a speaker unit for amplifying a sound signal according to the operation of the keyboard stepboard unit and outputting a melody.

Hereinafter, with reference to the accompanying drawings, it will be described in detail an embodiment of the present invention piano keyboard play equipment.

Figure 1 is a schematic diagram showing the installation state of the piano keyboard play equipment of the present invention, [solar cell unit 1; Wind power unit 2; A distribution box unit 4; An illumination lamp unit 3; A song selection terminal unit 5; Automatic playing LED lamp unit 6; Manual playing keyboard stepping plate portion 7; Speaker output unit 8].

The solar cell unit 1 collects solar heat during the day, and charges electrical energy to the storage battery.

The wind power unit 2 charges electrical energy to a storage battery through a generator in a day / night wind.

The electrical energy obtained from the solar cell unit 1 and the wind power unit 2 is supplied to the piano keyboard play equipment through the charging circuit device and the storage battery built in the distribution box unit 4.

The lighting lamp unit 3 is a device that illuminates the periphery of the piano keyboard ride equipment so that children can play safely at night.

The song selection terminal unit 5 is a device for selecting a song that the parent or child wants to play through the number of the song plate.

The auto-playing LED lamp unit 6 is a device that is automatically played automatically according to the signal of the performance data selected through the song selection music terminal device.

The manual playing keyboard stepping portion 7 is a keyboard device that the player follows the scale of the automatic playing LED lamp portion 6 and plays manually.

The speaker output unit 8 is a device for amplifying the playing scale signal according to the push signal data of the player's manual playing keyboard stepping board so that the player or people around him can hear.

2 is a view showing a function operation button mounted on the top surface of the song selection terminal device of the present invention piano keyboard play [melody selection button 20; Playing speed button 21; Song selection booklet 22; Song selection function button 23; Start button 24; Cancel button 25].

The player first checks the song that he wants to play through the menu of the song selection booklet, operates the song selection function button, inputs the song number corresponding to the song selected, and if it is wrong, presses the cancel button and restarts. Enter it.

To select a musical instrument, use the melody selection button to select (piano / organ), adjust the playing speed (normal / slow) according to your performance, and press the start button. Will play along.

Figure 3 is a configuration diagram of the automatic playing LED light emitting plate 32 of the piano keyboard play device of the present invention, the LED light lamp corresponding to the scale of the keyboard step, [red (red), red (orange), beauty (yellow), Par (green), sole (blue), la (dark blue), poetry (purple)] (31), the upper lamp case 33 of semi-transparent material having a unique light for each scale, and the lower case of metal plate material 36 ) And a printed circuit board (PCB) 35 into which LED light emitting elements 34 of seven colors corresponding to each scale are inserted.

Figure 4 is a configuration of the manual step keyboard step 52 of the piano keyboard play device of the present invention, a keyboard step 52 corresponding to the scale 32 of the automatic play LED lamp, a white key corresponding to the adult sound of one octave 7 There are five black dogs, which are dogs and their derivatives.

Seven white guns corresponding to adultery are composed of translucent milky silicon material 53 on the upper surface and a case 57 of metal plate material on the lower side, and a switch 54 and a key of each scale inside the keyboard step of each scale. The corresponding LED (red, week, no, second, wave, south, beam) light emitting element 56 is inserted into a printed circuit board (PCB) 55, and when the player presses the keyboard step by foot, When the switch 54 is operated and the LED light emitting device 56 corresponding to the pressed key emits light to the translucent milky upper surface Kei 53, the light corresponding to the pressed scale is produced and at the same time the sputter is applied. Sound will be output.

     5 is an electronic circuit block diagram of the piano keyboard play device of the present invention, and largely [the power supply unit 100; Control unit 200; Input / output unit 300].

The power supply unit 100 serves to supply power to the piano keyboard play equipment by charging electrical energy obtained from the solar module and the wind generator unit to the storage battery by the charging circuit unit.

The control unit 200 includes a microprocessor (CPU); Memory (RAM, ROM); I / O port; Sound reproducing unit; Sound amplifier; It consists of a DC5V power supply.

The microprocessor (CPU) unit is capable of arithmetic logic operation to perform a specific function input from the input device, and output the result to the output device.

When the player inputs the selection number assigned to the song selection book of the input / output unit 300 through the function keyboard, the microprocessor receives the input signal through the I / O port, and the control program stored in the ROM. By the way, the song corresponding to the number selected from the song data stored in the memory (RAM) is found, and the found data is output to the auto-playing LED lamp unit through the I / O port so that the light is played.

The player follows the light of the auto-playing LED lamp unit, presses the manual play keyboard step, and the microprocessor (CPU) receives the scale data of the pressed key through the I / O port, and the scale signal of the sound reproducing unit The amplification unit amplifies the output sound signal to be output through the speaker.

As described above, according to each embodiment of the piano keyboard play device of the present invention, even children and beginners who are not yet familiar with the scale of the keyboard musical instrument, according to the light rhythm of the auto-playing LED lamp corresponding to the keyboard, Predictive, you will be able to learn the musical scale of the keyboard instruments naturally while inducing fun and interest.

In addition, through the new playground equipment that can be observed and explored more scientifically in the playground equipment lacking the simple principle of the conventional playground, children who have become curious about the playground equipment of the new environment will be satisfied with their own playground. .

Claims (3)

A playground piano keyboard play comprising: a playground piano keyboard; [Solar cell part; Wind power unit; Distribution box; Lighting lamp unit; Song selection terminal unit; Automatic playing LED lamp scale; Manual playing keyboard stepping unit; Speaker output unit, characterized in that the musical scale of the song selected by the song selection device is directed by the LED lamp, and configured to play manually along the keyboard corresponding to the LED lamp scale, [Piano] Keyboard rides]. The method of claim 1; The automatic playing LED lamp scale; It is attached to the upper side of the keyboard tread section and corresponds to each key (red), red (orange), beauty (yellow), wave (green), brush (blue), la (blue), and poetry (purple) [Piano Keyboard] characterized in that the piano is composed of a translucent material having a unique color for each scale, and is configured to automatically produce the scale by the LED light emitting element. The method of claim 1; The passive playing keyboard stepping section; It is attached to the lower side of the automatic performance LED lamp scale part, and the automatic performance LED of degree (red), red (orange), beauty (yellow), wave (green), brush (blue), la (blue), city (purple) It is composed of semi-transparent milky white silicone material corresponding to the scale of the lamp part, and the LED light emitting element emits the color of the scale corresponding to the gun by the switch operated by the pressure of the keyboard. [Piano keyboard ride] characterized by the above-mentioned.

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