CN114005307A

CN114005307A - Korean pronunciation teaching auxiliary system and teaching auxiliary method

Info

Publication number: CN114005307A
Application number: CN202111174685.8A
Authority: CN
Inventors: 章鏴; 唐安琪; 汪婷婷; 窦云鹏
Original assignee: Huangshan University
Current assignee: Huangshan University
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-02-01

Abstract

The invention relates to the field of language-assisted learning equipment, in particular to a Korean pronunciation teaching auxiliary system and a Korean pronunciation teaching auxiliary method. Korean pronunciation teaching auxiliary system includes the host computer body, apron, display screen and speaker, host computer body surface switching has the apron, and the apron surface is provided with the display screen, and host computer body surface mounting has the speaker, the top of apron is provided with from recording the device, driving groove and vibration tank have been seted up to the internal portion of host computer, driving groove and vibration tank intercommunication, be provided with air feed mechanism and imitative oscillator in driving groove and the vibration tank respectively, gas vent and touch-control mouth have been seted up to host computer body surface position corresponding position. The bionic vibration generator generates bionic vibration when the gas supply mechanism is adopted to drive gas, so that the touch learning of a user is increased, the comprehensive feelings of hearing, vision and touch are realized, and the accurate effect of Korean pronunciation learning is improved.

Description

Korean pronunciation teaching auxiliary system and teaching auxiliary method

Technical Field

The invention relates to the field of language-assisted learning equipment, in particular to a Korean pronunciation teaching auxiliary system and a Korean pronunciation teaching auxiliary method.

Background

With the continuous development of global economy, international communication is more close, which plays an important role in foreign language learning, wherein the number of Korean learning people is large.

Pronunciation is important basic part in the study of korean, and traditional korean pronunciation teaching relies on video pronunciation to impart knowledge to students, because native pronunciation rather than there is great difference, the student only learns not very efficiently from vision and sense of hearing, and pronunciation normalization has to be improved moreover.

Disclosure of Invention

The invention provides a Korean pronunciation teaching auxiliary system, which comprises: the device comprises a main machine body, a cover plate, a display screen and a loudspeaker, wherein the cover plate is connected to the surface of the main machine body in a switching mode, the display screen is arranged on the surface of the cover plate, the loudspeaker is installed on the surface of the main machine body, a self-recording device is arranged at the top of the cover plate, a driving groove and a vibrating groove are formed in the main machine body, the driving groove is communicated with the vibrating groove, an air supply mechanism and an imitation vibrator are respectively arranged in the driving groove and the vibrating groove, and an air exhaust port and a touch port are formed in the surface of the main machine body at the position corresponding to the vibrating groove;

the vibration simulator comprises a base block, the base block is symmetrically fixed in a vibration groove, a fixed support plate is fixed at one end of the base block, a movable support plate is arranged at the other end of the base block in a rotating mode, a glue film is connected between the movable support plate and the fixed support plate, a motor is installed on the side edge of the base block, a screw rod is fixed on an output shaft of the motor, an angle block is arranged on the side edge of the base block in a sliding mode, the angle block is in threaded connection with the screw rod, and a blocking column which is abutted against the movable support plate is fixed at the top of the angle block.

Preferably, the fixed support plate and the movable support plate are internally provided with frame plates, the frame plates are rotatably provided with side plates, the glue film is fixed between the side plates, the surfaces of the fixed support plate and the movable support plate are respectively provided with a sliding groove, a sliding block slides in the sliding grooves and corresponds to and is fixedly connected with the frame plates, the sliding blocks at the bottoms of the fixed support plate and the movable support plate are rotatably connected with the transverse plate, the surface of the base block is provided with a first push rod electromagnet, and the telescopic end of the first push rod electromagnet is fixedly connected with the transverse plate.

Preferably, the adhesive films on the two side edges of the base block are different in thickness.

Preferably, air feed mechanism includes frame, second push rod electro-magnet, inner tube, piston block and piston post, the drive inslot symmetry is fixed with the frame, installs the second push rod electro-magnet between the frame, and frame inside is fixed with the inner tube, is provided with the piston block between frame and the inner tube, piston block symmetric connection has outer pull rod, the inside piston post that is provided with of inner tube, piston post fixedly connected with inner pull rod, outer pull rod and inner pull rod tip are provided with link gear, the flexible end of second push rod electro-magnet with link gear connects.

Preferably, the link gear includes the sliding sleeve, links board and riser, inner pull rod end cover is equipped with the sliding sleeve, be fixed with even board between the sliding sleeve, the flexible end of second push rod electro-magnet with link board fixed connection, outer pull rod end fixing has the riser, the riser top is fixed with third push rod electro-magnet, the flexible end of third push rod electro-magnet is fixed with the lock post, the lockhole has been seted up with inner pull rod surface correspondence to the sliding sleeve.

Preferably, the piston block includes block, caulking groove, push-and-pull post and closing plate, the caulking groove has been seted up to block one side symmetry near the outer pull rod, and the caulking groove internal symmetry is provided with the closing plate, the closing plate passes through reset spring and caulking groove elastic connection, the top surface and the bottom surface of closing plate tip all are fixed with spacing post, and the spacing groove has all been seted up to the top and the bottom of caulking groove, spacing post and spacing groove cooperation, be provided with the push-and-pull post between the closing plate, and the closing plate rotates with the push-and-pull post to be connected, outer pull rod and push-and-pull post fixed connection, the through-hole that is used to wearing the caulking groove is seted up on the block surface.

Preferably, the bottom of the vibration groove is fixed with an air deflector, and the conduction part of the air deflector is aligned with the adhesive film.

Preferably, from recording the device and including support arm, the module of making a video recording, microphone module, note button and accomodate the groove, the apron top has been seted up and has been accomodate the groove, accomodates the support arm that the inslot was provided with the multiunit and arranges, the tip prop up the wall connection and have the module of making a video recording and microphone module, between module of making a video recording and microphone module and the support arm, between support arm and the support arm, the support arm with accomodate between the groove all rotate through the damping bearing and be connected, the apron surface is provided with the note button, the module of making a video recording, microphone module and note button all with host computer body electric connection.

A Korean pronunciation teaching auxiliary method comprises the following specific steps:

1) the main machine body is a main control, storage and processing basis, and is used for watching Korean pronunciation teaching videos through a display screen and listening pronunciation and playing in cooperation with a loudspeaker;

2) recording pronunciation voice and pronunciation video of the korean vowels and consonants of a user by using a self-recording device, and correspondingly storing after a single note pronunciation standard;

3) the matching of the air supply mechanism and the imitation oscillator is used for a user to feel the vibration of different musical note pronunciations, and the self vocal cord vibration is compared, so that the self pronunciation standard is optimized;

4) the Chinese monolingua is learned through the display screen, and the monolingual pronunciation is corrected through the sound and the picture of the self-recorded notes.

Compared with the related technology, the Korean pronunciation teaching auxiliary system and the Korean pronunciation teaching auxiliary method provided by the invention have the following beneficial effects:

1. the bionic vibration is generated by the bionic vibrator when the gas supply mechanism is adopted to drive gas, so that the touch learning of a user is increased, the comprehensive feelings of hearing, vision and touch are realized, and the accurate effect of Korean pronunciation learning is improved;

2. the invention adopts the self-recording device to record the accurate consonant and the audio and video of the original pronunciation of the user, is convenient for the prompt and correction during the review in the later period, adopts the pronunciation mode for comparison, and has higher learning efficiency;

3. according to the invention, the adhesive films with different thicknesses are selected, the tightness and the gap of the adhesive films are adjusted, the adjustment of the vocal cords of a human body is comprehensively imitated, and the bionic learning with high reduction degree is realized;

4. the invention adopts the linkage mechanism to control the mode conversion of the four air paths of the air supply mechanism, thereby realizing the stable adjustment of the air flow;

5. the invention adopts the conduction effect of piston block pulling back, reduces the air return interference during continuous vibration and improves the use feeling.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the main body according to the present invention;

FIG. 3 is a schematic view of the structure of the vibration tank of the present invention;

FIG. 4 is a schematic diagram of a resonator according to the present invention;

FIG. 5 is a second schematic diagram of the structure of an imitation oscillator according to the present invention;

FIG. 6 is a schematic view of the gas supply mechanism according to the present invention;

FIG. 7 is a second schematic view of the gas supply mechanism of the present invention;

FIG. 8 is a schematic view of a linkage mechanism according to the present invention;

FIG. 9 is a schematic view of the piston block of the present invention;

FIG. 10 is a schematic view of a via layout structure according to the present invention;

FIG. 11 is a schematic structural diagram of a self-recording device according to the present invention.

Reference numbers in the figures: 1. a main body; 11. a drive slot; 12. a vibration groove; 13. an exhaust port; 14. a touch port; 15. an air deflector; 2. a cover plate; 3. a display screen; 4. a speaker; 5. a vibration simulator; 51. a base block; 52. a glue film; 53. fixing a support plate; 54. a movable support plate; 55. a motor; 56. a screw rod; 57. a corner block; 58. a transverse plate; 59. a first push rod electromagnet; 510. a frame plate; 511. a side plate; 512. a chute; 513. a slider; 514. a bumping post; 6. an air supply mechanism; 61. an outer frame; 62. a second push rod electromagnet; 63. an inner barrel; 64. a piston block; 641. a block body; 642. caulking grooves; 643. pushing and pulling the column; 644. a sealing plate; 645. a return spring; 646. a limiting column; 647. a limiting groove; 648. a through hole; 65. a piston post; 66. an outer pull rod; 67. an inner pull rod; 68. a linkage mechanism; 681. a sliding sleeve; 682. connecting plates; 683. a vertical plate; 684. a third push rod electromagnet; 685. a lock cylinder; 686. a lock hole; 7. a self-recording device; 71. a support arm; 72. a camera module; 73. a microphone module; 74. a note button; 75. a receiving groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Referring to fig. 1 to 11, an embodiment of the korean pronunciation teaching assistance system includes: the main engine body 1, the apron 2, the display screen 3 and the speaker 4, the main engine body 1 surface switching has the apron 2, and the apron 2 surface is provided with the display screen 3, and the main engine body 1 surface mounting has the speaker 4, the top of apron 2 is provided with from recording device 7, driving groove 11 and vibration tank 12 have been seted up to the main engine body 1 inside, and driving groove 11 and vibration tank 12 communicate, be provided with air feed mechanism 6 and imitative oscillator 5 in driving groove 11 and the vibration tank 12 respectively, the main engine body 1 surface is located vibration tank 12 corresponding position and has been seted up gas vent 13 and touch-control mouth 14;

host computer body 1 and apron 2 make the device main part can open and shut, be used for the vision and the hearing teaching of korean pronunciation through display screen 3 and speaker 4, and air feed mechanism 6 and imitative ware 5's setting are used for the bionical to pronunciation vibration, it is close with the vibration that the human body sent corresponding musical note to set up the vibration that makes imitative ware 5 send according to host computer body 1 to frequently, the user can contrast the vocal cords sound production vibration of oneself through hand touch imitative ware 5, the teaching of korean pronunciation is felt comprehensively, and record device 7 is used for recording the audio frequency and the video of user's pronunciation, compare the audio frequency through host computer body 1, can carry out corresponding musical note storage after pronunciation is accurate, can directly watch when repeated exercise from the audio frequency of recording and correspond pronunciation video, the pronunciation of oneself of more pertinent is corrected.

The main body 1 has the same functions as a main body of a conventional computer, and has functions of information transmission, audio/video conversion/playback, program programming processing, information storage, and the like.

The user uses limbs to touch the bionic vibration generator 5 through the touch control port 14 to sense the bionic sounding vibration, and the exhaust port 13 is opened for directly exhausting the bionic gas.

Referring to fig. 4, the vibration simulator 5 includes a base block 51, the base block 51 is symmetrically fixed in the vibration tank 12, a fixed support plate 53 is fixed at one end of the base block 51, a movable support plate 54 is rotatably arranged at the other end of the base block 51, a glue film 52 is connected between the movable support plate 54 and the fixed support plate 53, a motor 55 is installed at a side edge of the base block 51, a screw rod 56 is fixed at an output shaft of the motor 55, an angle block 57 is slidably arranged at a side edge of the base block 51, the angle block 57 is in threaded connection with the screw rod 56, and a blocking column 514 abutting against the movable support plate 54 is fixed at the top of the angle block 57.

One end of the adhesive film 52 is fixed through the fixed support plate 53, the motor 55 is started to drive the screw rod 56 to rotate, the corner block 57 drives the blocking column 514 to move, the end of the movable support plate 54 is pulled through the blocking column 514, the movable support plate 54 deflects, the tension adjustment of the adhesive film 52 is realized, and the elastic film is used for simulating pronunciation when the vocal cords are synchronously loosened and tightened.

Referring to fig. 4 and 5, frame plates 510 are disposed in the fixed support plate 53 and the movable support plate 54, side plates 511 are rotatably mounted in the frame plates 510, the adhesive film 52 is fixed between the side plates 511, sliding grooves 512 are formed in the surfaces of the fixed support plate 53 and the movable support plate 54, sliding blocks 513 are slid in the sliding grooves 512, the sliding blocks 513 are correspondingly and fixedly connected with the frame plates 510, the sliding blocks 513 at the bottoms of the fixed support plate 53 and the movable support plate 54 are rotatably connected with a transverse plate 58, a first push rod electromagnet 59 is mounted on the surface of the base block 51, and a telescopic end of the first push rod electromagnet 59 is fixedly connected with the transverse plate 58.

The side plate 511 is rotationally connected with the frame plate 510, so that the two ends of the adhesive film 52 are still kept in a parallel state when the movable supporting plate 54 rotates, and the surface tension of the adhesive film 52 is uniform;

the first push rod electromagnet 59 is started to drive the transverse plate 58 to drive the sliding block 513 to move, so that the frame plate 510 and the side plate 511 drive the adhesive films 52 to move, the distance between the two adhesive films 52 is adjusted, and the adjustment is used for simulating the opening and closing adjustment of a vocal cord of a human body.

The two adhesive films 52 on the side edges of the base block 51 have different thicknesses, the generated vibration is different due to different vocal cords of different people, the thickness of the vocal cords of the male and the female is obviously different, and the two groups of adhesive films 52 are respectively provided with the thickness of the artificial male vocal cords and the thickness of the artificial female vocal cords, so that the comparison of the touch feeling is increased.

Referring to fig. 6 and 7, the air supply mechanism 6 includes an outer frame 61, a second push rod electromagnet 62, an inner cylinder 63, a piston block 64 and a piston column 65, the outer frame 61 is symmetrically fixed in the driving groove 11, the second push rod electromagnet 62 is installed between the outer frames 61, the inner cylinder 63 is fixed in the outer frame 61, the piston block 64 is arranged between the outer frame 61 and the inner cylinder 63, the piston block 64 is symmetrically connected with an outer pull rod 66, the piston column 65 is arranged in the inner cylinder 63, the piston column 65 is fixedly connected with an inner pull rod 67, the end portions of the outer pull rod 66 and the inner pull rod 67 are provided with a linkage mechanism 68, and the telescopic end of the second push rod electromagnet 62 is connected with the linkage mechanism 68.

The driving groove 11 is communicated with the vibration groove 12 to realize air flow transmission to enable the vibration simulator 5 to vibrate and work, the second push rod electromagnet 62 is started to drive the linkage mechanism 68 to contract, the inner pull rod 67 and the outer pull rod 66 respectively drive the piston column 65 and the piston block 64 to move, and air in the inner cylinder 63 and the outer frame 61 is led out for vibration driving.

Referring to fig. 8, the linkage mechanism 68 includes a sliding sleeve 681, a connecting plate 682 and a vertical plate 683, the end of the inner link 67 is sleeved with the sliding sleeve 681, the connecting plate 682 is fixed between the sliding sleeves 681, the telescopic end of the second push rod electromagnet 62 is fixedly connected to the connecting plate 682, the end of the outer link 66 is fixed with the vertical plate 683, the top of the vertical plate 683 is fixed with a third push rod electromagnet 684, the telescopic end of the third push rod electromagnet 684 is fixed with a lock post 685, and the surfaces of the sliding sleeve 681 and the inner link 67 are correspondingly provided with lock holes 686.

The two groups of outer frames 61 and the inner cylinder 63 form four exhaust passages, the outer pull rod 66 and the inner pull rod 67 on the same side are controlled to move synchronously and separately by the opening and closing of the linkage mechanism 68, so that the air flow passages with different numbers can be selected according to the requirements of different air flow strengths, and two-group, three-group and four-group modes can be selected;

the third push rod electromagnet 684 is started to drive the lock column 685 to be disconnected or connected with the lock hole 686 in an inserting mode, so that the sliding sleeve 681 and the inner pull rod 67 are disconnected and locked and adjusted, and the outer pull rod 66 and the inner pull rod 67 on the same side can move synchronously or independently.

Referring to fig. 9 and 10, the piston block 64 includes a block body 641, an insertion groove 642, a push-pull post 643 and a sealing plate 644, the insertion groove 642 is symmetrically formed on one side of the block body 641 close to the outer pull rod 66, the sealing plate 644 is symmetrically arranged in the insertion groove 642, the sealing plate 644 is elastically connected with the insertion groove 642 through a return spring 645, a position-limiting post 646 is fixed on both the top surface and the bottom surface of the end portion of the sealing plate 644, a position-limiting groove 647 is formed on both the top and the bottom of the insertion groove 642, the position-limiting post 646 is matched with the position-limiting groove 647, the push-pull post 643 is arranged between the sealing plates 644, the sealing plate 644 is rotatably connected with the push-pull post 643, the outer pull rod 66 is fixedly connected with the push-pull post 643, and a through hole 648 is formed on the surface of the block body 641 and passes through the insertion groove 642.

When the piston block 64 pushes out the gas in the outer frame 61 and needs to be pulled back for next exhaust, the external gas is sucked back in an equal amount in the pulling back process, the vibration simulator 5 generates reverse bionic vibration, in order to avoid influencing the continuous feeling of the bionic vibration effect and weaken the suck-back of the gas, when the outer pull rod 66 pulls back the push-pull column 643, the sealing plates 644 on the two sides move inwards along the limiting groove 647, the embedded groove 642 is opened by overcoming the elasticity of the return spring 645, the front space and the rear space of the block body 641 are communicated through the through hole 648, and the suck-back of the gas is greatly weakened.

In addition, the bottom of the vibration groove 12 is fixed with the air deflector 15, and the conducting part of the air deflector 15 is aligned with the glue film 52, so that the air flow driven by the air supply mechanism 6 directly blows the glue film 52, and the bionic vibration effect is improved.

Referring to fig. 11, the self-recording device 7 includes a supporting arm 71, a camera module 72, a microphone module 73, a note button 74 and a storage groove 75, the top end of the cover plate 2 is provided with the storage groove 75, a plurality of groups of the supporting arms 71 are arranged in the storage groove 75, the supporting wall at the end is connected with the camera module 72 and the microphone module 73, the camera module 72 and the microphone module 73 are rotatably connected with the supporting arm 71, the supporting arm 71 and the supporting arm 71, and the supporting arm 71 and the storage groove 75 through damping bearings, the note button 74 is arranged on the surface of the cover plate 2, and the camera module 72, the microphone module 73 and the note button 74 are electrically connected with the main body 1.

Through receiving groove 75 to support arm 71, the module 72 of making a video recording, microphone module 73 is accomodate, the expansion angle of module 72 and microphone module 73 of making a video recording of adjustable module 72 through support arm 71, the pronunciation video of user is shot through the module 72 of making a video recording, user's pronunciation audio is input through microphone module 73, and note button 74 is the button of korean consonant and vowel one-to-one, convenient to use person inputs the pronunciation of oneself accuracy and note button 74 one-to-one, directly press note button 74 in the follow-up review of being convenient for and play own accurate pronunciation audio and video, study more closely.

1) the main body 1 is a main control, storage and processing basis, and is used for watching Korean pronunciation teaching videos through the display screen 3 and listening to pronunciation and playing in cooperation with the loudspeaker 4;

2) the pronunciation voice and pronunciation video of the korean vowel and consonant of the user are recorded by adopting a self-recording device 7, and the pronunciation standard of a single note is correspondingly stored;

3) the matching of the air supply mechanism 6 and the imitation oscillator 5 is used for a user to feel the vibration of different musical note pronunciations, and the self vocal cord vibration is compared, so that the self vocal standard is optimized;

4) the Chinese monolingua is learned through the display screen 3, and the monolingual pronunciation is corrected through the sound and the picture of the self-recorded notes.

The circuits and controls involved in the present invention are prior art and will not be described in detail herein.

Claims

1. A korean pronunciation teaching assistance system comprising: the portable computer comprises a host body (1), a cover plate (2), a display screen (3) and a loudspeaker (4), wherein the cover plate (2) is connected to the surface of the host body (1), the display screen (3) is arranged on the surface of the cover plate (2), the loudspeaker (4) is arranged on the surface of the host body (1), the portable computer is characterized in that a self-recording device (7) is arranged at the top of the cover plate (2), a driving groove (11) and a vibrating groove (12) are formed in the host body (1), the driving groove (11) is communicated with the vibrating groove (12), an air supply mechanism (6) and an imitation oscillator (5) are respectively arranged in the driving groove (11) and the vibrating groove (12), and an air outlet (13) and a touch control port (14) are formed in the surface of the host body (1) at the corresponding position of the vibrating groove (12);

the vibration simulator (5) comprises a base block (51), the base block (51) is symmetrically fixed in the vibration groove (12), a fixed support plate (53) is fixed to one end of the base block (51), a movable support plate (54) is arranged at the other end of the base block (51) in a rotating mode, an adhesive film (52) is connected between the movable support plate (54) and the fixed support plate (53), a motor (55) is installed on the side edge of the base block (51), a lead screw (56) is fixed to an output shaft of the motor (55), a corner block (57) is arranged on the side edge of the base block (51) in a sliding mode, the corner block (57) is in threaded connection with the lead screw (56), and a blocking column (514) which is abutted to the movable support plate (54) is fixed to the top of the corner block (57).

2. The korean pronunciation teaching assistance system as claimed in claim 1, wherein the fixed support plate (53) and the movable support plate (54) are respectively provided with a frame plate (510), the frame plate (510) is rotatably provided with side plates (511), the glue film (52) is fixed between the side plates (511), the fixed support plate (53) and the movable support plate (54) are respectively provided with a sliding slot (512) on the surface, a sliding block (513) is slid in the sliding slot (512), the sliding block (513) is correspondingly and fixedly connected with the frame plate (510), the sliding block (513) at the bottom of the fixed support plate (53) and the movable support plate (54) is rotatably connected with a transverse plate (58), the base block (51) is provided with a first push rod electromagnet (59) on the surface, and the telescopic end of the first push rod electromagnet (59) is fixedly connected with the transverse plate (58).

3. The korean pronunciation teaching assistance system as claimed in claim 1, wherein the adhesive films (52) on the sides of the two base blocks (51) have different thicknesses.

4. The Korean pronunciation teaching assistance system of claim 1, wherein, the air supply mechanism (6) comprises an outer frame (61), a second push rod electromagnet (62), an inner cylinder (63), a piston block (64) and a piston column (65), outer frames (61) are symmetrically fixed in the driving groove (11), a second push rod electromagnet (62) is installed between the outer frames (61), an inner cylinder (63) is fixed in the outer frame (61), a piston block (64) is arranged between the outer frame (61) and the inner cylinder (63), the piston blocks (64) are symmetrically connected with outer pull rods (66), a piston column (65) is arranged in the inner cylinder (63), the piston column (65) is fixedly connected with an inner pull rod (67), the end parts of the outer pull rod (66) and the inner pull rod (67) are provided with a linkage mechanism (68), and the telescopic end of the second push rod electromagnet (62) is connected with the linkage mechanism (68).

5. The Korean pronunciation teaching assistance system according to claim 4, wherein the linkage mechanism (68) comprises a sliding sleeve (681), a connecting plate (682) and a vertical plate (683), the sliding sleeve (681) is sleeved at the end of the inner pull rod (67), the connecting plate (682) is fixed between the sliding sleeves (681), the telescopic end of the second push rod electromagnet (62) is fixedly connected with the connecting plate (682), the vertical plate (683) is fixed at the end of the outer pull rod (66), a third push rod electromagnet (684) is fixed at the top of the vertical plate (683), a lock cylinder (685) is fixed at the telescopic end of the third push rod electromagnet (684), and a lock hole (686) is correspondingly formed in the surfaces of the sliding sleeve (681) and the inner pull rod (67).

6. The Korean pronunciation teaching assistance system according to claim 4, wherein the piston block (64) comprises a block body (641), a caulking groove (642), a push-pull post (643) and a sealing plate (644), the caulking groove (642) is symmetrically formed in one side of the block body (641) close to the outer pull rod (66), the sealing plate (644) is symmetrically arranged in the caulking groove (642), the sealing plate (644) is elastically connected with the caulking groove (642) through a return spring (645), a limiting post (646) is fixed on both the top surface and the bottom surface of the end portion of the sealing plate (644), a limiting groove (647) is formed in both the top portion and the bottom portion of the caulking groove (642), the limiting post (646) is matched with the limiting groove (647), the push-pull post (643) is arranged between the sealing plates (644), the sealing plate (644) is rotatably connected with the push-pull post (643), the outer pull rod (66) is fixedly connected with the push-pull post (643), the surface of the block body (641) is provided with a through hole (648) which is inserted into the caulking groove (642).

7. The korean pronunciation teaching assistance system as claimed in claim 1, wherein the bottom of the vibration tank (12) is fixed with a wind deflector (15), and a conducting portion of the wind deflector (15) is aligned with the glue film (52).

8. The Korean pronunciation teaching assistance system of claim 1, wherein, the self-recording device (7) comprises a support arm (71), a camera module (72), a microphone module (73), a note button (74) and a storage groove (75), the top end of the cover plate (2) is provided with a containing groove (75), a plurality of groups of support arms (71) are arranged in the containing groove (75), the support wall at the end part is connected with a camera module (72) and a microphone module (73), the camera module (72), the microphone module (73) and the support arm (71), the support arm (71) and the support arm (71), and the support arm (71) and the accommodating groove (75) are rotatably connected through damping bearings, apron (2) surface is provided with note button (74), module (72), microphone module (73) and note button (74) all with the host computer body (1) electric connection of making a video recording.

9. The korean pronunciation teaching assistance method according to any one of claims 1 to 8, comprising the steps of:

1) the main machine body (1) is a main control, storage and processing basis, and is used for watching Korean pronunciation teaching videos through the display screen (3) and listening pronunciation to play in cooperation with the loudspeaker (4);

2) the pronunciation voice and pronunciation video of the korean vowel and consonant of the user are recorded by adopting a self-recording device (7), and the pronunciation standard of a single note is correspondingly stored;

3) the matching of the air supply mechanism (6) and the vibration simulator (5) is used for a user to feel the vibration of different musical note pronunciations, and the self vocal cord vibration is compared, so that the self pronunciation standard is optimized;

4) the Chinese monolingua is learned through the display screen (3), and the monolingual pronunciation is corrected through the sound and the picture of the self-recorded notes.