CN111161590A - Vocal music exercise demonstration platform - Google Patents

Abstract

The invention relates to a vocal music exercise demonstration table, which comprises a table frame, a lifting mechanism, a supporting mechanism and a demonstration device, wherein the lifting mechanism comprises a motor, the output end of the motor is connected with a rotating shaft, the supporting mechanism comprises an outer barrel and an inner rod, a limiting groove is formed in the inner side of the outer barrel, a limiting column matched with the limiting groove is arranged on the outer side of the inner rod, the motor is arranged in the outer barrel, threads are arranged on the inner side of the inner rod and matched with the rotating shaft for use, a mounting plate is arranged above the inner rod, the demonstration device is arranged on the mounting plate and comprises a tablet personal computer, a microphone, a dual-trace oscilloscope and a sound box, and the motor; the invention has the advantages of convenient use, concentration of the practicer and convenient analysis.

Description

Vocal music exercise demonstration platform

Technical Field

The invention relates to the technical field of vocal music practice equipment, in particular to a vocal music practice demonstration table.

Background

Vocal music is a form of music performed by one or more singers, whether accompanied with instruments or not, and is also the oldest form of music because it does not require any instrument, but only voice, and thus the voice requirements of the vocal music practicer are considerably high. At present, in the process of practicing vocal music, because a practitioner needs to manually read the music book during practice, the practice is distracted, and the practitioner can only judge the self-learning mistakes by intuitional feeling and cannot accurately grasp the self-learning deficiency, so that the improvement is slow; therefore, there is a need for a vocal music practice demonstration table that is easy to use, concentrates the practicers, and facilitates finding of deficiencies.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a vocal music exercise demonstration table which is convenient to use, enables a practicer to concentrate on energy and is convenient to find the defects.

The purpose of the invention is realized as follows: the utility model provides a vocal music exercise demonstration platform, includes rack, elevating system, supporting mechanism and presentation device, elevating system includes the motor, the output of motor is connected with the pivot, supporting mechanism includes urceolus and sleeve, the spacing groove has been seted up to the inboard symmetry of urceolus, the telescopic outside is provided with the spacing post of using with the spacing groove is supporting, the motor sets up the inside at the urceolus, telescopic inboard is provided with the supporting use of screw thread and pivot, the mounting panel is installed to telescopic top, install presentation device on the mounting panel, presentation device includes panel computer, microphone, two trace oscilloscopes, earphone and audio amplifier, motor, presentation device all are connected with the power cord.

Furthermore, the motor is a positive and negative rotation motor, a control switch of the motor consists of an ascending pedal and a descending pedal, and the height of the demonstration device is adjusted by stepping on the ascending pedal and the descending pedal, so that the demonstration device is suitable for exercisers with various heights.

Furthermore, the two ends of the mounting plate are connected with placing racks through connecting rods.

Further, the panel computer is installed on the mounting panel, the top of panel computer is provided with the camera, microphone, dual-trace oscilloscope and audio amplifier are placed in the rack.

Further, the stand area is arranged above the rack, the universal wheels are arranged at four corners of the lower portion of the rack, the stand area is right opposite to the tablet personal computer, a practicer can quickly find an exercise position conveniently, and the universal wheels are convenient to move the demonstration table.

Furthermore, the universal wheel is provided with a brake pad, and the brake pad is convenient for fixing the demonstration table.

Furthermore, the motor, the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box are all connected with a power line.

Furthermore, the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box are all connected through power lines, so that the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box can all work synchronously.

The invention has the beneficial effects that: the motor of the invention is a positive and negative rotation motor, the control switch of the motor consists of an ascending pedal and a descending pedal, and the height of the demonstration device is adjusted by stepping on the ascending pedal and the descending pedal, thereby being suitable for exercisers with various heights. The top of rack is provided with the district of standing, and the district of standing is just to panel computer, and the person of being convenient for the exercise looks for the exercise position fast, and the four corners of rack below all is provided with the universal wheel, is convenient for remove the demonstration platform, is provided with the brake block on the universal wheel, is convenient for fix the demonstration platform. The tablet personal computer has the function of playing music scores in a rolling mode, and the music scores are prevented from being manually turned in the practicing process of a practicer, so that the practicer is prevented from being distracted, and the practicing effect is improved. The top of panel computer is provided with the camera, and the camera can record the exercise process of practitioner, and the playback of being convenient for is seeked inadequately to improve vocal music exercise effect. The microphone has been placed to the rack inboard, dual trace oscilloscope and audio amplifier, and the microphone can sample vocal person's sound, and dual trace oscilloscope has two input channel, can show two wave forms simultaneously, and consequently this kind of vocal music exercise demonstration platform can see vocal music practitioner's vocal sound wave form alone through dual trace oscilloscope, can show the difference between the sound that mr or machine were put and vocal music practitioner's sound directly perceivedly effectively, can make the effect of vocal music exercise better. The tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box are connected through power lines, so that the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box can synchronously work, and the exercise effect is guaranteed. In summary, the present invention has the advantages of convenient use, concentration of the practicers, and easy searching for deficiency.

Drawings

FIG. 1 is a block diagram of a vocal music practice demonstration platform of the present invention;

FIG. 2 is a top view of a vocal music practice demonstration platform of the present invention;

FIG. 3 is a block diagram of the outer barrel and sleeve of a vocal music practice demonstration table of the present invention;

wherein: 1. the device comprises a rack 11, a standing area 12, universal wheels 21, a motor 22, an ascending pedal 23, a descending pedal 24, a rotating shaft 31, an outer cylinder 32, a limiting column 33, a sleeve 34, a mounting plate 35, a placing frame 36, a connecting rod 37, a limiting groove 41, a microphone 42, a dual-trace oscilloscope 43, a sound box 44, a tablet personal computer 45, a camera 46, an earphone 5 and a power line.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-2, a vocal music exercise demonstration platform, including rack 1, elevating system, supporting mechanism and presentation device, rack 1 is the cuboid, and rack 1's top is provided with the district of standing 11, and the district of standing 11 is just to panel computer 44, and the person of being convenient for to practise looks for fast the exercise position, and the four corners of rack 1 below all is provided with universal wheel 12, is convenient for remove the demonstration platform, is provided with the brake block on the universal wheel 12, is convenient for fix the demonstration platform.

As shown in fig. 1-3, the lifting mechanism comprises a motor 21, the motor 21 is a forward and reverse rotating motor, a control switch of the motor 21 is composed of an ascending pedal 22 and a descending pedal 23, and the height of the demonstration device is adjusted by stepping on the ascending pedal 22 and the descending pedal 23, so that the demonstration device is suitable for exercisers with various heights. The output end of the motor 21 is connected with the rotating shaft 24, the supporting mechanism comprises an outer barrel 31 and a sleeve 33, the outer barrel 31 and the sleeve 33 are cylindrical hollow rods made of metal, a limiting groove 37 is formed in the inner side of the outer barrel 31, a limiting column 32 matched with the limiting groove 37 for use is arranged on the outer side of the sleeve 33, so that the sleeve 33 can only move up and down, the motor 21 is arranged in the outer barrel 31, threads arranged on the inner side of the sleeve 33 are matched with the rotating shaft 24 for use, the motor 21 rotates to further drive the rotating shaft 24 to rotate, the rotating shaft 24 rotates to realize the lifting of the sleeve 33, a mounting plate 34 is arranged above the sleeve 33, the mounting plate 34 is a rectangular plate, a panel broadcasting computer 44 is fixedly arranged on the front side of the mounting plate, the panel broadcasting computer 44 has the function of rolling music scores, a camera 45 is arranged above the panel broadcasting, the voice music training device is convenient for playback and searching deficiency, thereby improving the vocal music training effect. The two ends of the mounting plate 34 are symmetrically connected with connecting rods 36 through bolts, the connecting rods 36 are metal rods, one ends of the connecting rods 36, which are far away from the mounting plate 34, are connected with placing racks 35, the placing racks 35 are metal frame bodies, the placing racks 35 are symmetrically arranged, the two placing racks 35 are splayed, microphones 41, dual-trace oscilloscopes 42 and sound boxes 43 are placed on the inner sides of the placing racks 35, earphones 46 are hung on the placing racks 35 and can be connected with the sound boxes 43, so that music in the sound boxes 43 is input into the earphones 46, a practicer can practice according to the accompaniment, the microphones 41 can sample the sound of the singer, the dual-trace oscilloscopes 42 are provided with two input channels, one is the sound collected by a teacher before practice, the other is the sound collected by the practicer during practice, after the practice is finished, the dual-trace oscilloscopes can simultaneously display two waveforms on a tablet personal computer 44, therefore, the vocal music practice table can independently see the waveform of the practicer through the dual-trace oscillo, the difference between the sound of the teacher or the machine and the sound of the vocal music practicer can be effectively and intuitively displayed, and the vocal music exercise effect is better. The motor 21, the tablet computer 44, the camera 45, the microphone 41, the dual-trace oscilloscope 42 and the sound box 43 are all connected with the power line 5.

The working process of the invention is as follows: before the use, the sound that mr practised the collection is saved to the dual-trace oscilloscope and panel computer earlier, moves vocal music exercise demonstration platform to suitable position afterwards, deadlocks the brake block to fix vocal music exercise demonstration platform. The power cord is plugged, then a practicer stands on a standing area arranged above the rack firstly, then steps on the ascending pedal or the descending pedal according to the height of the practicer, so that the tablet personal computer ascends or descends, and when the tablet personal computer reaches a proper height, the ascending pedal or the descending pedal is released. Starting a tablet personal computer, a camera, a microphone, a dual-trace oscilloscope and a sound box, wherein an earphone is provided, the earphone is connected with the sound box, and the sound box plays the accompaniment of a song, so that a practicer can practice along with the accompaniment; the tablet personal computer has the function of playing music scores in a rolling mode, a practicer can practice according to the music scores, and after practice, videos stored in the camera can be used for watching mouth shapes and being insufficient to search; and two waveforms can be simultaneously displayed on a tablet personal computer through a dual-trace oscilloscope, so that the defects are not searched. After all the demonstration platforms are used, the power cord is pulled out, the brake block is opened, and the vocal music exercise demonstration platform is moved to the original position.

The invention has the beneficial effects that: the motor of the invention is a positive and negative rotation motor, the control switch of the motor consists of an ascending pedal and a descending pedal, and the height of the demonstration device is adjusted by stepping on the ascending pedal and the descending pedal, thereby being suitable for exercisers with various heights. The top of rack is provided with the district of standing, and the district of standing is just to panel computer, and the person of being convenient for the exercise looks for the exercise position fast, and the four corners of rack below all is provided with the universal wheel, is convenient for remove the demonstration platform, is provided with the brake block on the universal wheel, is convenient for fix the demonstration platform. The tablet personal computer has the function of playing music scores in a rolling mode, and the music scores are prevented from being manually turned in the practicing process of a practicer, so that the practicer is prevented from being distracted, and the practicing effect is improved. The top of panel computer is provided with the camera, and the camera can record the exercise process of practitioner, and the playback of being convenient for is seeked inadequately to improve vocal music exercise effect. The microphone has been placed to the rack inboard, dual trace oscilloscope and audio amplifier, and the microphone can sample vocal person's sound, and dual trace oscilloscope has two input channel, can show two wave forms simultaneously, and consequently this kind of vocal music exercise demonstration platform can see vocal music practitioner's vocal sound wave form alone through dual trace oscilloscope, can show the difference between the sound that mr or machine were put and vocal music practitioner's sound directly perceivedly effectively, can make the effect of vocal music exercise better. The tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the loudspeaker box are all connected with a power line, so that the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the loudspeaker box can all work synchronously, and the exercise effect is ensured. In summary, the present invention has the advantages of convenient use, concentration of the practicers, and easy searching for deficiency.

Claims (8)

1. The utility model provides a vocal music exercise demonstration platform, includes rack, elevating system, supporting mechanism and presentation device, elevating system includes the motor, the output of motor is connected with pivot, its characterized in that: the supporting mechanism includes urceolus and sleeve, the spacing groove has been seted up to the inboard symmetry of urceolus, the telescopic outside is provided with the spacing post that matches and use with the spacing groove, the motor sets up the inside at the urceolus, the screw thread and the supporting use of pivot that the telescopic inboard set up, the mounting panel is installed to telescopic top, install presentation device on the mounting panel, presentation device includes panel computer, microphone, two trace oscilloscope, earphone and audio amplifier, motor, presentation device all are connected with the power cord.

2. A vocal music practice demonstration platform according to claim 1 wherein: the motor is a positive and negative rotation motor, and a control switch of the motor consists of an ascending pedal and a descending pedal.

3. A vocal music practice demonstration platform according to claim 1 wherein: the two ends of the mounting plate are connected with placing racks through connecting rods.

4. A vocal music practice demonstration platform according to claim 3 wherein: the tablet personal computer is installed on the installation plate, a camera is arranged above the tablet personal computer, and the microphone, the dual-trace oscilloscope and the loudspeaker box are placed in the placement frame.

5. A vocal music practice demonstration platform according to claim 1 wherein: the stand is arranged above the rack, and the four corners of the lower portion of the rack are provided with universal wheels.

6. An vocal music practice demonstration platform according to claim 5 wherein: and the universal wheel is provided with a brake pad.

7. A vocal music practice demonstration platform according to claim 1 wherein: the motor, the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box are all connected with a power line.

8. A vocal music practice demonstration platform according to claim 1 wherein: the tablet personal computer, the camera, the microphone, the dual-trace oscilloscope and the sound box are all connected through power lines.

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