CN202855291U - Foldable music keyboard - Google Patents
Foldable music keyboard Download PDFInfo
- Publication number
- CN202855291U CN202855291U CN201220495023.0U CN201220495023U CN202855291U CN 202855291 U CN202855291 U CN 202855291U CN 201220495023 U CN201220495023 U CN 201220495023U CN 202855291 U CN202855291 U CN 202855291U
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- flexible substrate
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Abstract
The utility model relates to a foldable music keyboard comprising a host machine and a soft keyboard. The host machine comprises function keys, a loudspeaker, an earphone interface, a power supply interface, a battery compartment, a power supply switch and indicating lamps. The soft keyboard comprises a keyboard surface, a first flexible substrate and a second flexible substrate. The keyboard surface is provided with elastic keys. A contact surface of the first flexible substrate with the second flexible substrate is respectively printed with electrodes, force sensitive ink, extraction electrodes and connecting wires. Each electrode is in one-to-one correspondence with each piano key position. The electrodes are respectively covered with the force sensitive ink which is electrically connected with the electrodes. The electrodes and the corresponding extraction electrodes are electrically connected through the connecting wires. The extraction electrodes are at one side of the first flexible substrate and the second flexible substrate and are electrically connected with the host machine through a plugging piece. The foldable music keyboard has the advantages that the product can be folded and is convenient to collect or carry; the production process is simple, and the cost is low; when pressing the keys with different forces, the music keyboard will produce different musical notes.
Description
Technical field
The utility model relates to a kind of electronic musical keyboard, especially a kind of folding, portable music keyboard.
Background technology
Keyboard instrument is that the musical instrument general name of arranging such as the key of fingerboard is arranged.Traditional piano good hand touch, tonequality are good, but price comparison is expensive, and many families are undoubtedly a kind of huge expenditure.The volume of piano is large, needs sizable place to lay, and needs the player to carry out the study of specialty.
Along with developing rapidly of computer technology, the function of various music making softwares is gradually improved.With regard to piano, the design of keyboard utilizes some controls of VB or other programming languages to do the thing of a similar keyboard, and the key above clicking just can send the sound of similar piano.As long as the player understands some music theorys and sound equipment knowledge, the creation of just setting a song to music, and do not need to spend high expense and buy piano and just can carry out the performance of piano.But this piano software must have on the equipment of touch-screen and could use, when music keyboard in portable touch screen display, the player can not feel the existence of piano key, can't enjoy the sensation that plays the piano.And key is not in the position corresponding with player's palmistry, so operation is very inconvenient.For the beginner, the fingering that can not practise playing, cultivate the dexterity that it is played.
The development of computer technology has also driven the Interface based on MIDI(Musical Instrument Digital, electronic musical instrument digital interface) the developing rapidly of the virtual musical instrument of technology.The size of key and number can change on the MIDI keyboard, the music keyboard that is manufactured with standard size and number button just can be simulated piano, both overcome traditional piano expensive, to the demanding shortcoming of player specialty, solved again the software development keyboard without feel, be not easy to the problem of beginner study.In general, the keyboard of key dimensional standard is relatively heavy, be not easy to carry, even with the keyboard of standard size key do very light because its bulky characteristic is carried still inconvenient.Reduce the size of key or the number of minimizing key the volume of music keyboard is reduced, reach portable purpose.But key is too little, and key can not be in corresponding position with player's finger, operates extremely inconvenient, does not meet most of users' the custom of playing; The key number can not completely show the required range of song again very little.But narrated the soft music keyboard of a kind of convolution in the open text of patent CN2779546Y, but its music keyboard utilizes USB interface to connect computing machine, connecting line is more in disorder, and can not be interconnected with mobile phone, has dwindled its usable range.Most important ground, its music keyboard can not be measured the size of pressing key strength when the player plays, and the player can't be known the accuracy that it is played.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of folding music keyboard is provided, and conveniently collects and carries; Adopt the printed electronics fabrication techniques to form, manufacture craft is simple, and the cost of material is low; Have error correction, be convenient to the playing skill of beginner's learning and mastering keyboard music; Applied widely; Can be mutual with PC, PDA or PAD, have more intellectuality.
The technical scheme that provides according to invention, described folding music keyboard comprises main frame and software keyboard, described main frame comprises: be encapsulated in microcontroller, loudspeaker in the housing, described microcontroller is connected with function key, pilot lamp, earphone interface, power interface and power switch, described function key, pilot lamp, earphone interface, power interface and power switch all are arranged on the described housing, also are provided with battery compartment in the described housing; Described software keyboard comprises: keyboard face and be positioned at the first flexible substrate and second flexible substrate of keyboard face below, be provided with key on the described keyboard face, and key is made by having flexible soft medium, and sticks on the keyboard face; On the surface of contact of described the first flexible substrate and the second flexible substrate, be printed with respectively: electrode, the quick printing ink of power, extraction electrode and be connected wire, described electrode is corresponding one by one with each position of piano key, be coated with respectively the quick printing ink of the power that is electrically connected with self on the electrode, be electrically connected by connecting wire between the extraction electrode of electrode and correspondence, extraction electrode is positioned at a side of the first flexible substrate and the second flexible substrate, is electrically connected with main frame by connector; Separate by dielectric ink between the quick printing ink of power on the two adjacent electrodes; When pressing key, the first flexible substrate is connected with the quick printing ink of power on the second flexible substrate, and generation electric signal, electric signal passes to extraction electrode through connecting wire, pass at last the microcontroller of main frame, microcontroller detects pressed state and the pressure size of key by measuring electric signal, produces different notes according to the different pressures of pressing different keys.
Described the first flexible substrate and the second flexible substrate are sticky by glue, between the connection wire on the first flexible substrate and the second flexible substrate by insulator separation.
Microcontroller in the described main frame also is connected with blue-tooth device.
Store music software in the described microcontroller, when playing mistake, main frame carries out miscue by pilot lamp with sounding.
Advantage of the present utility model: by the characteristic of flexible keyboard soft pliable song, can fold up, be convenient to collect and carry; Described flexible keyboard adopts the printed electronics fabrication techniques to form, and technique is simple, and cost is low; Adopt force-sensitive material to make keyboard, can measure the size of the pressure of pressing key; Have several functions, cooperate education software, can make the utility model become practical education equipment, for beginner's learning music; The music software that cooperates specialty can make the utility model become the musical instruments of specialty, plays different music for the player.
Description of drawings
Fig. 1 is the stereoscopic figure of the collapsible music keyboard of the utility model.
Fig. 2 is the structural map between collapsible music keyboard two flexible substrate of the utility model.
Fig. 3 is the electrode layer figure between collapsible music keyboard two flexible substrate of the utility model.
Fig. 4 is the conductor layer figure of collapsible music keyboard the second flexible substrate of the utility model.
Fig. 5 is the quick ink lay figure of power between collapsible music keyboard two flexible substrate of the utility model.
Fig. 6 is the insulation course figure between collapsible music keyboard two flexible substrate of the utility model.
Fig. 7 is the back side battery compartment figure of the collapsible music keyboard of the utility model.
Fig. 8 is the front elevation of the collapsible music keyboard laid out flat of the utility model.
Fig. 9 is the folded state diagram of the collapsible music keyboard of the utility model.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
Such as Fig. 1 and shown in Figure 7: as described in folding music keyboard comprise main frame 1 and software keyboard 2.Described main frame 1 comprises: be encapsulated in microcontroller, loudspeaker 11 in the housing, described microcontroller is connected with function key 14, pilot lamp, earphone interface 16, power interface 15 and power switch 12, described function key 14, pilot lamp, earphone interface 16, power interface 15 and power switch 12 all are arranged on the described housing, also are provided with battery compartment 17 in the described housing.As shown in Figure 1, described pilot lamp comprises power light 131, error correction pilot lamp 132.
Be provided with blue-tooth device in the described main frame 1, described music keyboard can be set up communication with any equipment of being furnished with Bluetooth function, such as PC, PDA, PAD etc., and can select song by software upgrading, has more intellectuality.Because the farthest communication distance of bluetooth can reach more than ten meters, so described music keyboard can be realized longer-distance the connection with external unit.Avoided using USB to carry out the puzzlement that telecommunication needs long data line.Join and the related software operation, can make to the utlity model has different functions.Cooperate education software, can make the utility model become practical education equipment, for beginner's learning music; The music software that cooperates specialty can make the utility model become the musical instruments of specialty, plays different music for the player.For the beginner, by selecting education software, the player can be according to the prompting playing music, to practise fingering, to be familiar with the music score of Chinese operas.When the player has pushed the wrong key because of carelessness, the error correction pilot lamp 132 of described music keyboard will light, and produces buzzer, reminds this time operating mistake of player.This function can for the timely error correction of beginner, be grasped playing method and skill faster.
The battery compartment 17 that described music keyboard is provided with and outlet 15, receiver J-Horner 16 and loudspeaker 11 make its scope of application wider.Be not suitable for using the place of power supply adaptor as the player on outdoor or station, airport etc., can wear several sections of batteries, but just playing music, enjoy music; When the player convenient when using the indoor environment of power supply adaptor, described music keyboard can external power adapter, needn't often buy battery.When environment that people of player or bystander need peace and quiet, the player can insert earphone described receiver J-Horner 16, both can arbitrary playing music, and the people around can not affecting again.When the player need to exchange music or need to compare the atmosphere of HIGH with others, earphone can be extracted described earphone interface 16, come music playing with loudspeaker 11.The mode of the design of two kinds of electric power systems and two kinds of music playings has been widened the usable range of described music keyboard.
Shown in Fig. 2～6, described software keyboard 2 comprises: keyboard face 21 and be positioned at the first flexible substrate 22 and second flexible substrate 23 of keyboard face 21 belows, be provided with key 211 on the described keyboard face 21, key 211 is made by having flexible soft medium, and sticks on the keyboard face 21.By three layers of flexible media and substrate, described music keyboard can get up by convolution.So when described music keyboard will not use, its convolution can be packed up, to be convenient for carrying or to collect.On the surface of contact of described the first flexible substrate 22 and the second flexible substrate 23, be printed with respectively: electrode 223, the quick printing ink 224 of power, extraction electrode 221 and be connected wire 222.Described electrode 223 is corresponding one by one with each key 211 position, be coated with respectively the quick printing ink 224 of the power that is electrically connected with self on the electrode 223, be electrically connected by connecting wire 222 between the extraction electrode 221 of electrode 223 and correspondence, extraction electrode 221 is positioned at a side of the first flexible substrate 22 and the second flexible substrate 23, is electrically connected with main frame 1 by connector; Separate by dielectric ink 225 between the quick printing ink 224 of power on the two adjacent electrodes 223, do not have each other electrical connection.The first flexible substrate 22 and the second flexible substrate 23 are sticky by glue, in order to prevent short circuit between the connection wire 222 on the first flexible substrate 22 and the second flexible substrate 23, before adhesion the first flexible substrate 22 and the second flexible substrate 23, two connect the conductor section surface also stamps respectively dielectric ink.After the first flexible substrate 22 and 23 adhesions of the second flexible substrate, the quick printing ink 224 of power is in the corresponding position of key, when pressing key 211, the corresponding quick printing ink 224 of power is connected up and down, and having electric signal to produce, electric signal passes to extraction electrode 221 through connecting wire 222, passes at last the microcontroller of main frame 1, microcontroller just can detect pressed state and the pressure size of key by measuring electric signal.When the power of pressing different keys 211 not simultaneously, described music keyboard will produce different notes.
With reference to Fig. 8 and Fig. 9, Fig. 8 is the front elevation of described collapsible music keyboard laid out flat, after described music keyboard launches, the player is according to environmental selection external power supply or powered battery, after the power supply setting is finished, press power switch 12, power light 131 lights.By the function key 14 on the described main frame 1 needed tone color, rhythm and supporting software are set, the player just can use described keyboard 2 to play.If what the player selected is education software, the fingering that the player can play according to the prompting exercise, be familiar with the music score of Chinese operas, when the player did not play according to prompting, the error correction pilot lamp lighted, and produced buzzer, pointed out and played mistake.Fig. 9 is the folded state diagram of described collapsible music keyboard, because keyboard 2 has soft folding characteristic, so when the utility model will not use, it can be folded up, as shown in Figure 9.Add that this invention employing fexible film medium and substrate are made, greatly reduced its weight, conveniently collect or carry.
Claims (3)
1. folding music keyboard, it is characterized in that: comprise main frame (1) and software keyboard (2), described main frame comprises: be encapsulated in microcontroller, loudspeaker (11) in the housing, described microcontroller is connected with function key (14), pilot lamp, earphone interface (16), power interface (15) and power switch (12), described function key (14), pilot lamp, earphone interface (16), power interface (15) and power switch (12) all are arranged on the described housing, also are provided with battery compartment (17) in the described housing; Described software keyboard (2) comprising: keyboard face (21) and be positioned at the first flexible substrate (22) and second flexible substrate (23) of keyboard face (21) below, be provided with key (211) on the described keyboard face (21), key (211) is made by having flexible soft medium, and sticks on the keyboard face (21); On the surface of contact of described the first flexible substrate (22) and the second flexible substrate (23), be printed with respectively: electrode (223), the quick printing ink of power (224), extraction electrode (221) be connected wire (222), described electrode (223) is corresponding one by one with each key (211) position, be coated with respectively the quick printing ink of the power that is electrically connected with self (224) on the electrode (223), be electrically connected by connecting wire (222) between the extraction electrode (221) of electrode (223) and correspondence, extraction electrode (221) is positioned at a side of the first flexible substrate (22) and the second flexible substrate (23), is electrically connected with main frame (1) by connector; Separate by dielectric ink (225) between the quick printing ink of power (224) on the two adjacent electrodes (223); When pressing key, the first flexible substrate (22) is connected with the quick printing ink of power (224) on the second flexible substrate (23), and generation electric signal, electric signal passes to extraction electrode (221) through connecting wire (222), pass at last the microcontroller of main frame (1), microcontroller detects pressed state and the pressure size of key (211) by measuring electric signal, produces different notes according to the different pressures of pressing different keys (211).
2. folding music keyboard as claimed in claim 1, it is characterized in that: described the first flexible substrate (22) and the second flexible substrate (23) are sticky by glue, between the connection wire (222) on the first flexible substrate (22) and the second flexible substrate (23) by insulator separation.
3. folding music keyboard as claimed in claim 1 is characterized in that: the microcontroller in the described main frame (1) is connected with blue-tooth device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220495023.0U CN202855291U (en) | 2012-09-25 | 2012-09-25 | Foldable music keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220495023.0U CN202855291U (en) | 2012-09-25 | 2012-09-25 | Foldable music keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855291U true CN202855291U (en) | 2013-04-03 |
Family
ID=47986462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220495023.0U Expired - Lifetime CN202855291U (en) | 2012-09-25 | 2012-09-25 | Foldable music keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202855291U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104050467A (en) * | 2014-07-03 | 2014-09-17 | 南昌欧菲生物识别技术有限公司 | Method and device for achieving fingering practice through fingerprint recognition |
| WO2015039369A1 (en) * | 2013-09-17 | 2015-03-26 | City University Of Hong Kong | A sound synthesizer |
| CN106683652A (en) * | 2017-02-28 | 2017-05-17 | 孝感量子机电科技有限公司 | Piezoelectric flexible thin film electronic piano |
| CN113628599A (en) * | 2021-07-16 | 2021-11-09 | 中山大学 | Foldable music keyboard |
-
2012
- 2012-09-25 CN CN201220495023.0U patent/CN202855291U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015039369A1 (en) * | 2013-09-17 | 2015-03-26 | City University Of Hong Kong | A sound synthesizer |
| CN104050467A (en) * | 2014-07-03 | 2014-09-17 | 南昌欧菲生物识别技术有限公司 | Method and device for achieving fingering practice through fingerprint recognition |
| CN106683652A (en) * | 2017-02-28 | 2017-05-17 | 孝感量子机电科技有限公司 | Piezoelectric flexible thin film electronic piano |
| CN106683652B (en) * | 2017-02-28 | 2020-11-06 | 广东石油化工学院 | Piezoelectric flexible film electronic organ |
| CN113628599A (en) * | 2021-07-16 | 2021-11-09 | 中山大学 | Foldable music keyboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |
|
| CX01 | Expiry of patent term |