CN214705414U

CN214705414U - Portable electronic musical instrument

Info

Publication number: CN214705414U
Application number: CN202120130177.9U
Authority: CN
Inventors: 钟树声
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-11-12
Anticipated expiration: 2031-01-18

Abstract

An embodiment of the utility model provides a portable electronic musical instrument includes: the device comprises a pressing module, a control module, an angle detection module and an audio playing module; the pressing module is arranged above the control module, and the angle detection module and the audio playing module are respectively connected with the control module; the angle detection module is used for detecting the rotation angle of the portable electronic musical instrument body; the control module is used for adjusting different sound zones according to the rotation angle detected by the angle detection module; the pressing module is used for receiving pressing events of a user and controlling the audio playing module to play tones of different scales through the control module; the portable electronic musical instrument has smaller body design and is convenient to control and carry; the high, middle and low voice switching is quicker and smoother; the method has the advantages that the method adopts the most flexible mode of controlling a key scale by each finger, the left hand and the right hand are matched to achieve the perfect playing effect, the operation is simple, and the playing rhythm is smoother.

Description

Portable electronic musical instrument

Technical Field

The utility model relates to an electronic equipment technical field especially relates to a portable electronic musical instrument.

Background

The existing electronic organ needs to operate by means of a placed support, the placed support is large in size and weight, an operator needs to move the placed support when playing, and convenience is low; most of the time, the placed support platform can only be fixed at one position, which has great limitation on the position and the action of a player, and the general electronic musical instrument has a large size, needs to be held and leaned by two hands for playing, is flexible to operate and low and is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present invention are proposed in order to provide a portable electronic musical instrument that overcomes or at least partially solves the above-mentioned problems.

In order to solve the above problem, an embodiment of the utility model discloses a portable electronic musical instrument, include:

the device comprises a pressing module, a control module, an angle detection module and an audio playing module;

the pressing module is arranged above the control module, and the angle detection module and the audio playing module are respectively connected with the control module;

the angle detection module is used for detecting the rotation angle of the portable electronic musical instrument body; the control module is used for adjusting different sound zones according to the rotation angle detected by the angle detection module; the pressing module is used for receiving pressing events of users and controlling the audio playing module to play tones of different scales through the control module.

Preferably, the portable electronic musical instrument includes a power module connected to the control module, the power module being configured to provide electric power.

Preferably, the portable electronic musical instrument includes an input module connected to the control module, the input module being configured to receive click information of a user.

Preferably, the input module comprises a key or a touch screen.

Preferably, the portable electronic musical instrument includes a display screen, the display screen is connected with the control module, and the display screen is used for displaying information.

Preferably, the portable electronic musical instrument includes a charging module, the display screen is connected with the control module, and the charging module is used for transmitting electric energy to the power supply module.

Preferably, the portable electronic musical instrument includes a data interface connected to the control module, the data interface being configured to output or input data to the control module.

Preferably, the audio playing module comprises a speaker; the pressing module comprises a key.

Preferably, the portable electronic musical instrument includes a semitone module, and the semitone module is connected to the control module, and is configured to control the audio playing module to play the tones of the semitone through the control module.

Preferably, the angle detection module includes a gravity sensor and an angular velocity sensor.

The embodiment of the utility model provides a include following advantage:

in an embodiment of the present invention, the portable electronic musical instrument includes: the device comprises a pressing module, a control module, an angle detection module and an audio playing module; the pressing module is arranged above the control module, and the angle detection module and the audio playing module are respectively connected with the control module; the angle detection module is used for detecting the rotation angle of the portable electronic musical instrument body; the control module is used for adjusting different sound zones according to the rotation angle detected by the angle detection module; the pressing module is used for receiving pressing events of a user and controlling the audio playing module to play tones of different scales through the control module; the portable electronic musical instrument has smaller body design and is convenient to control and carry; the high, middle and low voice switching is quicker and smoother; the method has the advantages that the method adopts the most flexible mode of controlling a key scale by each finger, the left hand and the right hand are matched to achieve the perfect playing effect, the operation is simple, and the playing rhythm is smoother.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of a portable electronic musical instrument according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a portable electronic musical instrument according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a portable electronic musical instrument according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a portable electronic musical instrument according to an embodiment of the present invention;

fig. 5 is a schematic view of a portable electronic musical instrument according to an embodiment of the present invention;

fig. 6 is a schematic view showing a portable electronic musical instrument according to an embodiment of the present invention;

fig. 7 is a schematic view of a portable electronic musical instrument according to an embodiment of the present invention;

fig. 8 is a schematic circuit diagram of a portable electronic musical instrument according to an embodiment of the present invention.

The device comprises a pressing module 1, a control module 2, an angle detection module 3, an audio playing module 4, a power supply module 5, an input module 6, a charging module 7, a data interface 8, a display screen 9, a key soft rubber cap 11, a key decoration 12, a key ejector rod 13, a key circuit board 14, an upper cover 16, a lower cover 17, an end seat 18, a decoration board 19, a semitone module 10, a control module circuit 31, a signal input switch circuit 32, an audio power amplification circuit 33, a gravity sensor circuit 34, a voltage stabilizing circuit 35, a left-right hand key selection circuit 36, a charging detection circuit 37, a charging circuit 38, a charging indicator lamp circuit 39 and a low-voltage detection circuit 40.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the embodiment of the present invention solved more clearly understand, the following combines the attached drawings and embodiment, to the embodiment of the present invention further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the embodiment of the present invention, the terms "first" and "second" do not denote any specific quantity or order, but are merely used for distinguishing names.

Referring to fig. 1, a schematic diagram of a portable electronic musical instrument according to an embodiment of the present invention is shown, which may specifically include the following structure:

the device comprises a pressing module 1, a control module 2, an angle detection module 3 and an audio playing module 4;

specifically, in the embodiment of the present invention, the pressing module 1 is disposed above the control module 2, and the angle detecting module 3 and the audio playing module 4 are respectively connected to the control module 2;

in the embodiment of the present invention, the angle detection module 3 is used for detecting the rotation angle of the portable electronic musical instrument body; angle detection module 3 includes gravity sensor and angular velocity sensor etc. detects out the rotation angle of portable electronic musical instrument body through above-mentioned both, certainly, can also detect out the rotation angle of portable electronic musical instrument body through other modes, the embodiment of the utility model provides a do not do too much restriction to this.

Further, the control module 2 may have a plurality of control functions, such as adjusting different sound zones according to the rotation angle detected by the angle detection module 3; note that the sound zone is a part of the range, and may be divided into a high sound zone, a middle sound zone, and a low sound zone. The pitch to be emitted can be adjusted to the corresponding register according to the detected rotation angle.

That is, in the storage unit of the control module 2, a mapping table between the rotation angle and the sound zone may be preset, and when a corresponding trigger condition is received, data of the mapping table may be called.

In addition, control module 2 can also be used for controlling the tone that audio playback module 4 broadcast different scales, and further, can also control charging module 7 and charge and discharge, the embodiment of the utility model provides a do not do too much restriction to this.

Specifically, the pressing module 1 is configured to receive a pressing event of a user, and control the audio playing module 4 to play tones of different scales through the control module 2.

For example, when the user rotates the portable electronic musical instrument, the control module 2 is triggered to adjust to the high pitch range, and then receives the pressing event of the user for the pressing module 1, and emits the tone corresponding to the scale, such as "la" of the high pitch.

In an embodiment of the present invention, the portable electronic musical instrument includes: the device comprises a pressing module 1, a control module 2, an angle detection module 3 and an audio playing module 4; the pressing module 1 is arranged above the control module 2, and the angle detection module 3 and the audio playing module 4 are respectively connected with the control module 2; the angle detection module 3 is used for detecting the rotation angle of the portable electronic musical instrument body; the control module 2 is used for adjusting different sound zones according to the rotation angle detected by the angle detection module 3; the pressing module 1 is used for receiving pressing events of a user and controlling the audio playing module 4 to play tones of different scales through the control module 2; the portable electronic musical instrument has smaller body design and is convenient to control and carry; the high, middle and low voice switching is quicker and smoother; the method has the advantages that the method adopts the most flexible mode of controlling a key scale by each finger, the left hand and the right hand are matched to achieve the perfect playing effect, the operation is simple, and the playing rhythm is smoother.

Referring to fig. 2, an exploded schematic view of a portable electronic musical instrument according to an embodiment of the present invention is shown, the portable electronic musical instrument may include modules such as a power module 5, an input module 6, a charging module 7, and a data interface 8, and the embodiment of the present invention does not limit this.

The embodiment of the utility model provides an in, control module 2 is connected with modules such as power module 5, input module 6, charging module 7, data interface 8 respectively, and the function of the module that the control corresponds, particularly, power module 5 with control module 2 connects, power module 5 is used for providing the electric energy, and this power module 5 can include the battery, and specifically, the kind of battery can be nickel cadmium battery, nickel-hydrogen battery, lithium cell etc. the embodiment of the utility model provides an excessive restriction is not done to the kind of battery.

Further applied to the embodiment of the present invention, the input module 6 may be connected to the control module 2, and the input module 6 is used for receiving click information of a user. The input module 6 includes a key or a touch screen, and certainly, may also include other input modules 6, such as the input module 6 that operates through modes such as gesture recognition, and the embodiment of the present invention does not make too much restriction to this.

In a preferred embodiment, the portable electronic musical instrument comprises a display screen 9, the display screen 9 being connected to the control module 2, the display screen 9 being adapted to display information. The Display screen 9 may include an LCD (Liquid Crystal Display) Display screen 9, an OLED (organic Light Emitting Diode) flexible screen, a miniLED (Light Emitting Diode) Display screen 9, a micro led Display screen 9, and the like, which are not limited to this embodiment of the present invention

Practical application is to the embodiment of the utility model provides an in, portable electronic musical instrument is including charging module 7, display screen 9 is connected with control module 2, charging module 7 is used for transmitting the electric energy to power module 5. Specifically, portable electronic musical instrument includes data interface 8, data interface 8 is connected with control module 2, data interface 8 is used for exporting or input data to control module 2, and data interface 8 and charging module 7 can be integrated in same interface, are convenient for practice thrift the space. The audio playing module 4 comprises a loudspeaker.

It should be noted that, when the portable electronic musical instrument has a touch screen, the portable electronic musical instrument may include a corresponding touch IC (Integrated Circuit), and the embodiment of the present invention does not make much limitation thereto.

Referring to fig. 3, which shows an exploded schematic view of a portable electronic musical instrument according to an embodiment of the present invention, the pressing module 1 includes a key. This button can include button soft rubber cap 11, button decoration 12, key-press support, button ejector pin 13 and key circuit board 14 and constitute, and this key circuit board 14 is connected with control module 2, and the number of this button can be four or more than four, sends the tone of different scales respectively through a plurality of buttons, if, four buttons send four scales respectively: "do, re, mi, fa", another portable electronic musical instrument may emit another four scales of four keys: the embodiments of the present invention do not limit the "sol, la, xi, do".

In the embodiment of the present invention, the portable electronic musical instrument may further include an upper cover 16, a lower cover 17, an end seat 18, a decorative plate 19, and a wire or other structural components or electrical components, and the embodiment of the present invention does not limit the kinds or the number of the above structural components or electrical components.

It should be noted that the portable electronic musical instrument has a length of 95-110mm, a width of 36-42mm and a height of 55-70mm, and the handheld playing function of the actual electronic musical instrument improves the convenience of use and carrying, and of course, the above dimensions are only examples of the embodiment of the present invention, and may be other dimensions suitable for handheld playing modified by those skilled in the art according to actual situations, and the embodiments of the present invention do not limit this.

Referring to fig. 4, an exploded schematic view of a portable electronic musical instrument according to an embodiment of the present invention is shown, the portable electronic musical instrument further includes a semitone module 10, the semitone module 10 is connected to the control module 2, and is configured to control the audio playing module 4 to play the tones of the semitone through the control module 2, wherein the semitone module 10 may include a semitone button and a semitone circuit board, and the semitone circuit board may be connected to the control module 4 through a wire or other connection methods (such as welding, etc.), so as to implement the function of outputting the semitone, and greatly enrich the function of the portable electronic musical instrument;

referring to fig. 5, which shows a schematic diagram of a portable electronic musical instrument according to an embodiment of the present invention, the semitone module 10 can be disposed at a side of the portable electronic musical instrument to improve the convenience of the user.

In order to make the embodiment of the present invention better understood by those skilled in the art, the following is described with a specific example:

specifically, referring to fig. 6, a schematic usage diagram of a portable electronic musical instrument according to an embodiment of the present invention is shown as follows: 1. a user holds the portable electronic musical instrument with the loudspeaker facing upwards, plays and presses each key, and the gyroscope or the gravity accelerator can recognize the angle state and the musical instrument emits a middle pitch; 2. a user holds the portable electronic musical instrument, the horn falls down towards the left, each key is pressed during playing, the gyroscope or the gravity accelerator can recognize the change of the angle state, and the musical instrument generates bass; 3. the user holds the portable electronic musical instrument, the loudspeaker falls down towards the right, each key is pressed in playing, the gyroscope or the gravity accelerator can recognize the change of the angle state, and the musical instrument emits high pitch.

Specifically, the gravity sensor may measure three-dimensional motion acceleration values, which are represented by xyz three-dimensional numbers, and the change of the gravity acceleration in three directions may be measured in a stationary state, for example, when a PCB of the portable electronic musical instrument is vertical, x is 0 and y is g, and when the PCB of the portable electronic musical instrument is a degree from the vertical, x is g sina, y is g cosa, z is 0, and the xyz values may be read from the sensor to calculate the corresponding angle a. That is, the angles represent the sound zones, and the different sound zones correspond to a certain angle range, such as (-180, -45), (-45, 45), (45,180), which are defined as three sound zones, i.e., a high sound zone, a middle sound zone, and a low sound zone.

For example, the left-handed hand refers to a musical instrument with the horn facing upward and the reference zone being the midrange zone. Turning to a certain angle from the reference area to the right to form a bass area, and turning to a certain angle from the left to form a treble area; similarly, the finger organ is held by the right hand, the horn is upward, the reference area is a middle-tone area, and the reference area is turned to the right from the reference area to be a low-tone area. Turning to the left from the reference zone, it is a treble zone. The user can hold the portable electronic musical instrument and dance while playing corresponding music, and the portable electronic musical instrument is light in weight, small in size and very suitable for performance in the form of carrying a song.

Referring to fig. 7, a schematic diagram of a portable electronic musical instrument according to an embodiment of the present invention is shown, specifically, the portable electronic musical instrument can be divided into "left-handed organ" and "right-handed organ", the user holds "left-handed organ" by the left hand and "right-handed organ" by the right hand respectively, and four keys of "left-handed organ" can send out four scales respectively: the four keys of "do, re, mi, fa", and "right-handed organ" can emit four scales: the 'sol, la, xi and do' can be played by using two hands, auxiliary devices such as seats and supports do not need to be arranged, and the convenience of playing is greatly improved.

In a preferred embodiment, the input module 6, the charging module 7 and the data interface 8 can be disposed at the end seat 18, so as to save space, improve user convenience, increase integration level and reduce cost.

Particularly, this input module 6 can include on & off switch, volume key, tone key, musical instrument selection key etc. the embodiment of the utility model provides an do not do too much restriction to this, of course, end seat 18 can also set up parts such as charge indicator, the embodiment of the utility model provides a do not restrict to this

Referring to fig. 8, a schematic circuit diagram of a portable electronic musical instrument according to an embodiment of the present invention is shown, wherein, the control module circuit 31 is respectively connected to the signal input switch circuit 32 (i.e. the note key circuit, the on-off switch circuit, the volume key circuit, etc.), the audio power amplifier circuit 33, the gravity sensor circuit 34, the voltage regulator circuit 35, the left and right hand key selection circuit 36, the charging detection circuit 37, the charging circuit 38, the charging indicator circuit 39, etc., and of course, other circuits, such as the low voltage detection circuit 40, etc., may also be included, and the embodiment of the present invention does not limit this.

It should be noted that the signal input switch circuit 32 may include a symbol key circuit from S1 to S4, a switch key circuit from S5, a musical instrument selection key circuit from S6, a volume key circuit from S7, a tone key circuit from S8, and a semitone key circuit from S9, which is not limited by the present invention.

The above detailed description is given to the portable electronic musical instrument provided by the present invention, and the principle and the implementation of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A portable electronic musical instrument, comprising:

2. The portable electronic musical instrument of claim 1 comprising a power module coupled to the control module, the power module for providing electrical power.

3. The portable electronic musical instrument of claim 1, comprising an input module coupled to the control module, the input module configured to receive click information from a user.

4. The portable electronic musical instrument according to claim 3, wherein the input module comprises a key or a touch screen.

5. The portable electronic musical instrument of claim 1, comprising a display screen coupled to the control module, the display screen for displaying information.

6. The portable electronic musical instrument of claim 5 comprising a charging module for transmitting electrical energy to a power module.

7. The portable electronic musical instrument according to claim 1, comprising a data interface connected to the control module, the data interface for outputting or inputting data to the control module.

8. The portable electronic musical instrument of claim 1, wherein the audio playback module comprises a speaker; the pressing module comprises a key.

9. The portable electronic musical instrument according to claim 1, comprising a semitone module connected to the control module for controlling the audio playing module to play the tones of a semitone through the control module.

10. The portable electronic musical instrument according to claim 1, wherein the angle detection module includes a gravity sensor and an angular velocity sensor.