CN211350072U

CN211350072U - Sound pick-up for musical instrument common frequency vibration and sound production

Info

Publication number: CN211350072U
Application number: CN201921582906.3U
Authority: CN
Inventors: 黄世强
Original assignee: Huizhou Debo Acoustics Co ltd
Current assignee: Huizhou Debo Acoustics Co ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-08-25
Anticipated expiration: 2029-09-23

Abstract

The utility model provides an instrument is with frequency that musical instrument that is easier to install, more intelligent automatic opens the adapter of sound, it relates to adapter and sound opener technical field. A pickup device for common-frequency vibration and sound production of a musical instrument comprises a sound signal processing and converting host, a pickup source input line, a microphone, an audio output connecting line and a loudspeaker, wherein a PCB (printed circuit board) is arranged in the sound signal processing and converting host, one side of the sound signal processing and converting host is electrically connected with the pickup source input line, the sound signal processing and converting host is provided with the microphone, and the tail end of the audio output connecting line is fixedly connected with the loudspeaker. After the technical scheme is adopted, the beneficial effects of the utility model are that: its structural design is reasonable, has utilize cell-phone remote control, open sound effectual, add to shake and open the sound efficient, have recording merit and audio output function to realize automatic under the unmanned on duty circumstances and shake and open the sound, simple to operate moreover easily promotes.

Description

Sound pick-up for musical instrument common frequency vibration and sound production

Technical Field

The utility model relates to a pickup technique and musical sound opener field, concretely relates to musical instrument is with frequency with pickup of sound of opening of shaking.

Background

At present, for guitar, UKULELE (UKULELE), violin, guqin and other instruments, strings of the instrument vibrate to drive a panel, a side plate and a back plate of an instrument body to vibrate, and sound field resonance discovery sound is formed in a cavity of the instrument. The musical instruments of this type are generally formed by enclosing a barrel with thin plates to form a resonance sound barrel, but the sound quality of the musical instrument has an important relation with the material and processing of the thin plates, and after the plates are played in a large quantity by users, the fibers of the musical instrument plates are fully vibrated according to the sound frequency of strings to change the structures among the fibers, so that a better sound effect can be achieved.

The common musical instrument sounding methods at present are as follows: 1. the musician plays the musical instrument for a long time, increases the vibration time of sound bucket. The method has the advantages that the barrel can be used for sounding according to the music style of a musician, and the sound quality of the musical instrument is better when the musical instrument is played; the open end is too long in time consumption, the open effect is not obvious, and good sound is difficult to play before the instrument is not open; 2. the vibrating device with fixed frequency is additionally arranged on the panel, and the instrument is subjected to vibration adding by plugging in electricity under the condition that the instrument is not used.

Chinese patent 201720857055.3 discloses a musical instrument adapter of same frequency with shake and open sound, including the adapter main part, be equipped with in the adapter main part and be used for picking up the unit of picking up of musical instrument sound for the full frequency loudspeaker of vocal and be used for picking up the musical instrument sound instant conversion that the unit picked up and being the full power amplifier circuit of the full frequency loudspeaker vocal of electroacoustic signal drive, the musical instrument sound picks up the unit and is located one side of adapter main part, full frequency loudspeaker are located the opposite side of adapter main part, power amplifier circuit is located in the adapter main part, the musical instrument sound pick up the unit with full frequency loudspeaker respectively with power amplifier circuit electric connection. The utility model discloses a though have quick musical instrument open a voice, open a voice effectual, can carry out professional open a voice according to musical instrument player's use custom and music style to and effectively avoid fixed frequency's vibrating device to open a voice and cause advantages such as musical instrument damage, but its design is reasonable inadequately, and its defect that has: 1. the vibration of the vibration horn is not transmitted to the instrument body 100% for vibration starting because of the buffering of the mounting bracket in the mode that the vibration horn transmits the vibration through the sound pick-up bracket; 2. the pickup in the form only has the function of increasing vibration and sounding to the musical instrument when a player uses the musical instrument, and cannot increase vibration and sounding at the same frequency when the musical instrument is idle; 3. the vibration source of the scheme is fixed at a certain place of the musical instrument for common-frequency vibration and whistling, the vibration and whistling cannot be flexibly realized at different positions of the musical instrument, the efficiency is very low, infinite circulation can be caused in a circuit, and the conditions of the musical instrument for using images such as whistling, feedback and the like are easily caused; 5. the product of the scheme needs to be drilled and installed on a plurality of musical instruments, and the installation of a user is difficult due to certain destructiveness on the musical instrument body; 6. the user must control the machine while stopping the performance, and further, cannot realize remote control.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a musical instrument with the adapter of sound of opening of shaking, its structural design is reasonable, has open that the sound is effectual, add advantages such as the sound efficiency height of opening of shaking to have the recording function, can carry out remote control through cell-phone application software, simple to operate easily promotes.

8. In order to achieve the above purpose, the utility model adopts the following technical scheme: it contains sound signal processing and conversion host computer 1, pickup source input line 2, microphone 3, audio output connecting wire 4, loudspeaker 5, the built-in PCB circuit board of sound signal processing and conversion host computer 1, and be equipped with digital signal processing module on the PCB circuit board, audio recording and playing module, support the bluetooth module who connects cell-phone control end 16, sound signal processing and conversion host computer 1 one side electric connection pickup source input line 2, be equipped with the microphone on sound signal processing and the conversion host computer 1, sound signal processing and 1 opposite side and the 4 electric wire connections of audio output connecting wire, 4 tail end fixed connection loudspeaker 5 of audio output connecting wire, and loudspeaker 5 bonds through soft bonding material and fixes on the musical instrument.

The horn 5 is a vibration generator.

The vibration generator 5 is connected through the audio output connecting wire 4, and the vibration generator 5 is fixed on the musical instrument by soft bonding materials. Suitable for making the vibration sound at any position of the musical instrument.

The sound signal processing and converting host 1 is provided with a volume control knob 6 and an independent microphone volume control knob 8, the volume control knob 6 is arranged in the middle of the left side of the host 1, and the microphone volume control knob is arranged at the lower left side of the host 1.

The sound signal processing and converting host 1 is provided with a reverberation control knob 11 and a digital signal processing effect control knob 12, the reverberation control knob 11 is arranged in the middle of the right side of the host 1, and the digital signal processing effect control knob 12 is arranged at the lower right side of the host 1.

The panel of the sound signal processing and converting host 1 is provided with a recording switch button 13, a vibrator switch button 14 and a Bluetooth module switch button 15. The record switch button 13 is on the left side of the vibrator switch button 14 and the bluetooth module switch button 15 is on the right side of the vibrator switch button 14.

The panel of the sound signal processing and converting host (1) is also provided with an audio tone processing and balancing control button 7 of a pickup source input line 2, a microphone tone control button 9 and a vibration output intensity control button 10, the tone processing and balancing control button 7 takes three buttons as a group, and the tone processing and balancing control button 7 is arranged in the middle of the panel.

The mobile phone control terminal 16 is mobile phone application software meeting the national legal requirements, and is uploaded to a mobile device software platform by the inventor for downloading and using by the user according to the requirements.

The utility model discloses a theory of operation: the sound signal picked up by the sound pickup source input line is guided into the host circuit, then the sound signal processing and converting host instantly converts the audio picked up by the sound pickup source input line into an electroacoustic signal, then a digital signal processing chip is used for carrying out digital effect processing on the sound, the signal processed by the digital signal instantly provides a sound signal with the same frequency as the sound of the musical instrument for the loudspeaker through an output line so as to drive the loudspeaker to generate vibration, thus the loudspeaker can synchronously emit sound waves with the same frequency according to the playing of the musical instrument to drive the structure of the musical instrument to vibrate, and the aim of starting the sound of the musical instrument is fulfilled; the horn can be adhered to any part of the musical instrument through double-faced adhesive to perform vibration-opening sound treatment on different positions of the musical instrument. Secondly, the host circuit recording module can record the sound output by the musical instrument at the same time, and the recorded sound can be used for continuing to vibrate the musical instrument to perform sound processing under the unattended condition. And thirdly, the product is connected with a mobile phone control end through a Bluetooth module, so that the vibration and sound opening control of the user end of mobile equipment such as a mobile phone on the musical instrument can be realized.

After the technical scheme is adopted, the utility model discloses beneficial effect does: 1. the horn or the buzzer is directly fixed on the instrument body as the vibration generator for common-frequency vibration-on-sound, so that transmission buffering brought by other structures is reduced, vibration of the vibration generator can be transmitted to the instrument body, and the efficiency of common-frequency vibration-on-sound is effectively improved; 2. the built-in recording module circuit can automatically play audio frequency emitted by the musical instrument by the pickup under the condition that a user does not use the musical instrument unattended, continuously and effectively vibrate and make a sound, effectively ensure that the vibration frequency is generated by the same musical instrument, and ensure the sound making quality; 3. the vibration generator for adding vibration and cracking sound with the same frequency is fixed on the musical instrument in a sticking mode, the position can be changed at any time in the fixing mode, convenient operability is provided for adding vibration and cracking sound in different areas of the musical instrument, and the sound pickup can also use more than one vibration generators to simultaneously add vibration and cracking sound in a plurality of areas of the musical instrument by increasing the output structure of the sound pickup; 4. the vibration generator is bonded and fixed by the soft bonding material of double faced adhesive tape, so that part of vibration feedback can be filtered, and musical instrument squeaking and sound feedback caused by repeated vibration circulation are effectively solved; 5. the volume of the pickup is reduced to the greatest extent by the design mode of separating the vibration generator from the pickup host, so that the pickup is easy to install in different places of the musical instrument, even the installation is simpler by the modes of bonding and external hanging pieces, and the damage of the installation drill hole to the musical instrument is avoided; 6. the product can realize remote control of the product through the connection of software and the client of the mobile device, or a third party operates a control project without stopping playing by a user of the musical instrument to set control parameters. The product realizes the control of the mobile terminal, is beneficial to making the product volume smaller, greatly reduces the material loss, and accords with the concepts of environmental protection and sustainable development.

In general, the device has reasonable structural design and more automatic and intelligent operation method. The vibration-based on-line control system has the advantages of good sound-starting effect, high vibration-starting efficiency and the like, has the recording function, can realize on-line control of mobile clients such as mobile phones and the like, and is simple to install, convenient to use and easy to popularize.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 to fig. 6 are schematic diagrams of the initial version of the control interface of the mobile phone control terminal 16 according to the present invention;

fig. 7 is a schematic view of the structure of the present invention mounted on a musical instrument;

fig. 8 is a schematic circuit diagram of the present invention.

Description of reference numerals: the device comprises a sound signal processing and converting host 1, a pickup source input line 2, a microphone 3, a vibrator connecting line 4, a loudspeaker 5, a volume control knob 6, a sound balance control knob 7, a microphone volume control 8, a microphone tone color control 9, a vibration-on-sound intensity control 10, a reverberation control knob 11, a digital signal processing effect control knob 12, a recording switch button 13, a vibration switch button 14 and a Bluetooth switch button 15.

Detailed Description

Referring to fig. 1 to 8, the technical solution adopted by the present embodiment is: the sound signal processing and converting host machine comprises a sound signal processing and converting host machine 1, a pickup source input line 2, a microphone 3, an audio output connecting line 4 and a loudspeaker 5, wherein a PCB (printed circuit board) is arranged in the sound signal processing and converting host machine 1, a recording module is arranged on the PCB, the recording module is arranged to ensure that a pickup can automatically play audio generated by a musical instrument under the condition that a user does not use the musical instrument, the sound is continuously and effectively vibrated and split to the product, the vibration frequency is effectively ensured to be generated by the same musical instrument, the splitting quality is ensured, the left side of the sound signal processing and converting host machine 1 is connected with the pickup source input line 2, the microphone 3 is arranged on the sound signal processing and converting host machine 1, the other side of the sound signal processing and converting host machine 1 is connected with the audio output connecting line 4, the loudspeaker 5 is arranged at the tail end of the audio output connecting line 4, and the loudspeaker 5 is adhered and, loudspeaker 5 is fixed through the mode of pasting, the position can be changed at any time to this kind of fixed mode, it provides convenient maneuverability to add the sound of shaking off to the different regions of musical instrument, can be through the output interface who increases the adapter, make the adapter can use a plurality of vibration generators more than one to add the sound of shaking off simultaneously to a plurality of regions of musical instrument, it can filter some vibration feedback to bond fixed loudspeaker 5 through soft bonding material, effectively solve the musical instrument squeaking and the sound feedback that arouses because vibration manifold cycles.

The loudspeaker 5 is a vibration generator, and the loudspeaker 5 can be replaced by a buzzer.

The voice annunciator conversion host 1 is provided with a volume control knob 6, a voice balance control knob 7, a microphone volume control 8, a microphone tone color control 9, a vibration starting sound intensity control 10, a reverberation control knob 11, a digital signal processing effect control knob 12, a recording switch button 13, a vibration switch button 14 and a Bluetooth switch button 15.

The edges of the volume control knob 6, the microphone volume control 8, the vibration starting sound intensity control 10, the reverberation control knob 11 and the digital signal processing effect control knob 12 are provided with concave-convex toothed edges, so that the friction force on the surfaces of the control knobs can be enhanced.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a musical instrument is with pick-up of vibration and noise that shakes which characterized in that: it contains sound signal processing and conversion host computer (1), pickup source input line (2), microphone (3), audio output connecting wire (4), loudspeaker (5), the built-in PCB circuit board of sound signal processing and conversion host computer (1), and be equipped with digital signal processing module on the PCB circuit board, audio recording and playing module, support the bluetooth module who couples cell-phone control end (16), sound signal processing and conversion host computer (1) one side electric connection picks up sound source input line (2), be equipped with the microphone on sound signal processing and conversion host computer (1), sound signal processing and conversion host computer (1) opposite side and audio output connecting wire (4) connection of electric lines, audio output connecting wire (4) tail end fixed connection loudspeaker (5), and loudspeaker (5) bond through soft bonding material and fix on the musical instrument.

2. The same-frequency vibration-producing sound pickup of a musical instrument according to claim 1, wherein: the horn (5) is a vibration generator.

3. The same-frequency vibrating-open sound pickup of a musical instrument according to claim 2, wherein: the vibration generator (5) is connected through an audio output connecting wire (4), and the vibration generator (5) is fixed on the musical instrument through a soft bonding material.

4. The same-frequency vibration-producing sound pickup of a musical instrument according to claim 1, wherein: the sound signal processing and converting host (1) is provided with a volume control knob (6) and an independent microphone volume control knob (8), the volume control knob (6) is arranged in the middle of the left side of the host (1), and the microphone volume control knob is arranged at the lower left side of the host (1).

5. The same-frequency vibration-producing sound pickup of a musical instrument according to claim 1, wherein: the sound signal processing and converting host (1) is provided with a reverberation control knob (11) and a digital signal processing effect control knob (12), the reverberation control knob (11) is arranged in the middle of the right side of the host (1), and the digital signal processing effect control knob (12) is arranged at the lower right side of the host (1).

6. The same-frequency vibration-producing sound pickup of a musical instrument according to claim 1, wherein: the panel of the sound signal processing and conversion host (1) is provided with a recording switch button (13), a vibrator switch button (14) and a Bluetooth module switch button (15), the recording switch button (13) is arranged on the left side of the vibrator switch button (14), and the Bluetooth module switch button (15) is arranged on the right side of the vibrator switch button (14).

7. The same-frequency vibration-producing sound pickup of a musical instrument according to claim 1, wherein: the panel of the sound signal processing and converting host (1) is also provided with an audio tone processing and balancing control button (7) of a pickup source input line (2), a microphone tone control button (9) and a vibration output intensity control button (10), the tone processing and balancing control button (7) takes three buttons as a group, and the tone processing and balancing control button (7) is arranged in the middle of the panel.