Music score reading plate for music teaching

Abstract

The invention relates to the technical field of music teaching, in particular to a music score recognition plate for music teaching, which comprises a score recognition plate, an extension assembly is arranged in the score recognition plate, a protection assembly is arranged at the bottom of the score recognition plate, an angle adjustment assembly is arranged on one side of the protection assembly, and a lifting assembly is arranged at the bottom of the angle adjustment assembly. An anti-toppling assembly is arranged at the bottom of the lifting assembly, a first bevel gear on a first rotating shaft is driven by a first motor to rotate, the first bevel gear drives two first lead screws to rotate through a second bevel gear, the two first lead screws drive two extending plates to extend out of a first storage cavity along sliding rods, and then the score recognition plate is extended; when the music score has more content, the content of the music score does not need to be divided into a plurality of music score boards, so that the user is prevented from frequently moving the sight to check the complete music score, the attention is not distracted, the playing continuity is not interrupted, and the playing efficiency is not influenced.

Description

Technical Field

[0001] The present invention relates to the technical field of music teaching, and in particular to a music score board for music teaching. Background Art

[0002] A music score board is a teaching tool for music. Music is an art form and cultural activity whose medium is regularly organized sound waves. Its basic elements include intensity, tonality, duration, timbre, etc. These basic elements are combined with each other to form common formal elements of music, such as rhythm, melody, as well as dynamics, tempo, mode, form, texture, etc., which constitute the formal elements of music and are the means of musical expression.

[0003] During the installation and use process of the current music score board by users, it has gradually been found that it still has the following defects:

[0004] (1) Most of the sizes of the surfaces of the existing score boards are fixed. When there is a lot of content in the music score, the surface of the score board is not enough, and the music score content needs to be divided into multiple score boards, resulting in the user having to frequently move their line of sight to view the complete music score. This not only distracts attention but may also interrupt the continuity of the performance and affect the performance efficiency.

[0005] (2) Most traditional score boards are exposed when not in use and do not have a protection mechanism. The exposed score board may be damaged by bumps or the like, which will further affect the use of the score board.

[0006] (3) The height of the brackets at the bottom of most traditional score boards is fixed and cannot meet the needs of users of different heights, increasing the limitations of the score board and unable to meet people's requirements. Summary of the Invention

[0007] In order to overcome the defects of the above-mentioned prior art pointed out, the inventor of the present invention has conducted in-depth research and completed the present invention after a large amount of creative labor.

[0008] Specifically, the technical problem to be solved by the present invention is: to provide a music score board for music teaching to solve the technical problem that most of the sizes of the surfaces of the current score boards are fixed. When there is a lot of content in the music score, the surface of the score board is not enough, and the music score content needs to be divided into multiple score boards, resulting in the user having to frequently move their line of sight to view the complete music score. This not only distracts attention but may also interrupt the continuity of the performance and affect the performance efficiency.

[0009] To solve the above technical problem, the present invention provides the following technical solutions:

[0010] A music score board for music teaching, comprising a score board. An extension component is arranged inside the score board. A protection component is arranged at the bottom of the score board. An angle adjustment component is arranged on one side of the protection component. A lifting component is arranged at the bottom of the angle adjustment component. An anti-tipping component is arranged at the bottom of the lifting component;

[0011] The extension component includes an extension board. First storage cavities are symmetrically formed inside the score board. The extension board is arranged inside the first storage cavities. Slide bars are symmetrically arranged inside the first storage cavities. The first storage cavities are slidably connected to the slide bars. A first installation cavity is formed inside the score board, and the first installation cavity is arranged between the two first storage cavities. A first driving mechanism is arranged at the top of the score board.

[0012] As an improved technical solution, wherein: the first driving mechanism includes a first motor arranged at the top of the score board. The output end of the first motor is in transmission connection with a first rotating shaft. A first bevel gear is arranged at the bottom end of the first rotating shaft. First lead screws are symmetrically arranged inside the score board, and the thread directions of the two first lead screws are the same. A second bevel gear is arranged at one end of the first lead screw. The second bevel gear is correspondingly meshed with the first bevel gear. The extension board is in threaded connection with the first lead screw.

[0013] As an improved technical solution, wherein: the protection component includes a storage box. A second storage cavity is formed inside the storage box. A second installation cavity is formed inside the storage box, and the second installation cavity is arranged below the second storage cavity. A slide table board is arranged at the bottom of the score board. Second lead screws are symmetrically arranged inside the second storage cavity, and the thread directions of the two second lead screws are the same. The slide table board is in threaded connection with the second lead screws. A second driving mechanism is arranged inside the second installation cavity.

[0014] As an improved technical solution, wherein: the second driving mechanism includes a second motor arranged at one end of the storage box. The output end of the second motor is in transmission connection with a second rotating shaft. A third bevel gear is arranged on the second rotating shaft. A fourth bevel gear is arranged on the second rotating shaft. A fifth bevel gear is arranged at the bottom end of the second lead screw. The third bevel gear and the fourth bevel gear are respectively correspondingly meshed with the two fifth bevel gears.

[0015] As an improved technical solution, wherein: the angle adjustment assembly includes a mounting base, a rotating block is provided on one side of the storage box, the mounting base is rotatably connected to the rotating block, sliding grooves are symmetrically formed at the top of the mounting base, a third motor is provided on one side of the mounting base, the output end of the third motor is drivingly connected to a third lead screw, the third lead screw is arranged inside the sliding groove, the thread directions of the third lead screws are opposite, sliding plates are symmetrically arranged on the third lead screws, a plug pin shaft is arranged on one side of the sliding plate, a pin hole is formed on the rotating block, and the plug pin shaft is inserted into the pin hole.

[0016] As an improved technical solution, wherein: the lifting assembly includes a telescopic block, the telescopic block is arranged at the bottom of the mounting base, a limiting hole is formed in the telescopic block, a square rod is arranged at the bottom of the telescopic block, and the telescopic block is inserted into the square rod. A U-shaped plate is arranged on one side of the square rod, the U-shaped plate is slidably connected to a limiting shaft, a circular plate is arranged at one end of the limiting shaft, the other end of the limiting shaft penetrates through the square rod and is inserted into the limiting hole, a stepped plate is arranged on the limiting shaft, and a spring is sleeved on the outer surface of the limiting shaft, and the spring is arranged between the stepped plate and the U-shaped plate.

[0017] As an improved technical solution, wherein: the anti-tipping assembly includes an I-shaped frame, a square socket is arranged at the top of the I-shaped frame, the square rod is inserted into the square socket, two sets of storage chambers are symmetrically formed inside the I-shaped frame, an extension rod is arranged inside the storage chamber, a wheel mounting block is arranged at one end of the extension rod, a universal wheel is arranged at the bottom of the wheel mounting block, two sets of the fourth lead screws are symmetrically arranged inside the I-shaped frame, and the thread directions of the two symmetric fourth lead screws are the same. A sixth bevel gear is arranged at one end of the fourth lead screw, and a third driving mechanism is arranged on one side of the sixth bevel gear.

[0018] As an improved technical solution, wherein: the third driving mechanism includes a third installation cavity, the third installation cavity is formed inside the I-shaped frame, mounting plates are symmetrically arranged inside the third installation cavity, a fourth motor is arranged on one side of the mounting plate, the output end of the fourth motor is drivingly connected to a first spur gear, a rotating shaft three is arranged inside the third installation cavity, a second spur gear is arranged on the rotating shaft three, the first spur gear and the second spur gear are correspondingly meshed, the first spur gear and the second spur gear are arranged between the two mounting plates, seventh bevel gears are respectively arranged at both ends of the rotating shaft three, and the seventh bevel gears and the sixth bevel gears are correspondingly meshed.

[0019] After adopting the above technical solution, the beneficial effects of the present invention are:

[0020] 1. In the present invention, the first motor drives the rotation of the first bevel gear on the first rotating shaft. The first bevel gear drives the rotation of two first lead screws through the second bevel gear respectively. The two first lead screws drive the two extension plates to extend out of the first storage cavity along the slide rods, thereby extending the music score board. When there is a large amount of content in the music score, the music score content does not need to be divided into multiple music score boards, avoiding the user from frequently moving the line of sight to view the complete music score. This not only does not distract the attention but also does not interrupt the continuity of the performance and does not affect the performance efficiency.

[0021] 2. In the present invention, the second motor drives the rotation of the second rotating shaft. The second rotating shaft drives the rotation of the third bevel gear and the fourth bevel gear. The third bevel gear and the fourth bevel gear drive the rotation of two fifth bevel gears respectively. The fifth bevel gear drives the slide plate to move towards the inside of the second storage cavity through the second lead screw. The slide plate drives the music score board to move towards the inside of the second storage cavity. The storage box protects the music score board to prevent damage to the music score board, and thus does not affect the use of the music score board.

[0022] 3. In the present invention, the third motor rotates forward to drive the rotation of the third lead screw. The third lead screw drives the two slide plates to move towards each other. The slide plates drive the insertion pins to insert into the pin holes on the rotating block. The music score board rotates around the insertion pins through the rotating block, thereby adjusting the angle of the music score board for subsequent use. The third motor rotates in reverse to drive the insertion pins to disengage from the pin holes, and then the music score board is disassembled from the bracket, so that the music score board can be used independently, improving the practicality of the music score board.

[0023] 4. In the present invention, the circular plate drives the limit shaft to disengage from the limit hole on the telescopic block, and then the telescopic block is pulled out from the inside of the square rod. Then the limit shaft is inserted into a new limit hole, thereby adjusting the height of the music score board, which can better meet the needs of users of different heights, reducing the limitation of the music score board and meeting the needs of people.

[0024] 5. In the present invention, the fourth motor drives the rotation of the first spur gear. The first spur gear drives the rotation of the third rotating shaft through the second spur gear. The third rotating shaft drives the rotation of the sixth bevel gear through the seventh bevel gear. The sixth bevel gear drives the extension rod to move away from the center position of the I-shaped frame through the fourth lead screw. The extension rod drives the universal wheel to move through the wheel mounting block, increasing the floor area of the I-shaped frame, making the frame of the music score board more stable, and the music score board is not easily toppled, which is beneficial to the use of the music score board. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] To more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings. Among them:

[0026] Figure 1 It is a schematic diagram of the overall structure of a music score board for music teaching according to the present invention.

[0027] Figure 2 It is a schematic diagram of the sectional structure of an extension component of a music score board for music teaching according to the present invention.

[0028] Figure 3 It is a schematic diagram of the lifting component structure of a music score board for music teaching according to the present invention.

[0029] Figure 4 It is a schematic diagram of the sectional structure of a music score board for music teaching according to the present invention.

[0030] Figure 5 It is a schematic diagram of the partially enlarged structure of a music score board for music teaching according to the present invention.

[0031] Figure 6 It is a schematic diagram of the anti-tipping component structure of a music score board for music teaching according to the present invention.

[0032] Figure 7 It is a schematic diagram of the sectional structure of the anti-tipping component of a music score board for music teaching according to the present invention.

[0033] Figure 8 It is a schematic diagram of another partially enlarged structure of a music score board for music teaching according to the present invention.

[0034] Explanation of reference numerals:

[0035] 1. Music score recognition board; 2. Extension component; 21. Extension board; 22. First storage cavity; 23. Slide bar; 24. First installation cavity; 251. First motor; 252. First rotating shaft; 253. First bevel gear; 254. First lead screw; 255. Second bevel gear; 3. Protection component; 31. Storage box; 32. Second storage cavity; 33. Second installation cavity; 34. Slide table board; 35. Second lead screw; 361. Second motor; 362. Second rotating shaft; 363. Third bevel gear; 364. Fourth bevel gear; 365. Fifth bevel gear; 4. Angle adjustment component; 41. Mounting seat; 42. Rotating block; 43. Chute; 44. Third motor; 45. Third lead screw; 46. Slide plate; 47. Insert pin shaft; 48. Pin hole; 5. Lifting component; 51. Telescopic block; 52. Limit hole; 53. Square rod; 54. U-shaped plate; 55. Limit shaft; 56. Circular plate; 57. Step plate; 58. Spring; 6. Anti-tipping component; 61. I-shaped frame; 62. Square socket; 63. Storage room; 64. Extension rod; 65. Wheel mounting block; 66. Universal wheel; 67. Fourth lead screw; 68. Sixth bevel gear; 691. Third installation cavity; 692. Mounting plate; 693. Fourth motor; 694. First straight gear; 695. Third rotating shaft; 696. Second straight gear; 697. Seventh bevel gear. Detailed implementation manners

[0036] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0037] It should be noted that all the directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship and movement conditions between components in a specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly.

[0038] At the same time, the meaning of "and / or" or "and / or" that appears throughout the text is to include three solutions. Taking "A and / or B" as an example, it includes solution A, or solution B, or a solution that satisfies both A and B at the same time.

[0039] In addition, in the present invention, descriptions such as "first" and "second" are for descriptive purposes only, and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions between various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0040] As Figure 1 and Figure 8 Collectively shown as, this embodiment provides a musical score recognition board for music teaching, including a score recognition board 1. An extension component 2 is provided inside the score recognition board 1. A protection component 3 is provided at the bottom of the score recognition board 1. An angle adjustment component 4 is provided on one side of the protection component 3. A lifting component 5 is provided at the bottom of the angle adjustment component 4. An anti-tipping component 6 is provided at the bottom of the lifting component 5;

[0041] The extension component 2 includes an extension board 21. First storage cavities 22 are symmetrically opened inside the score recognition board 1. The extension board 21 is arranged inside the first storage cavities 22. Slide bars 23 are symmetrically provided inside the first storage cavities 22. The first storage cavities 22 are slidably connected to the slide bars 23. A first installation cavity 24 is opened inside the score recognition board 1, and the first installation cavity 24 is arranged between the two first storage cavities 22. A first driving mechanism is provided at the top of the score recognition board 1. By driving the first driving mechanism, the two extension boards 21 are driven to extend out of the first storage cavities 22 along the slide bars 23, thereby extending the score recognition board 1. When there is a large amount of content in the music score, the music score content does not need to be divided among multiple score boards 1, avoiding the user from frequently moving their line of sight to view the complete music score.

[0042] The first driving mechanism includes a first motor 251. The first motor 251 is arranged at the top of the score recognition board 1. The output end of the first motor 251 is drivingly connected to a first rotating shaft 252. A first bevel gear 253 is provided at the bottom end of the first rotating shaft 252. First lead screws 254 are symmetrically provided inside the score recognition board 1, and the thread directions of the two first lead screws 254 are the same. The first lead screws 254 are rotatably connected to the score recognition board 1. A second bevel gear 255 is provided at one end of the first lead screw 254. The second bevel gear 255 is correspondingly meshed with the first bevel gear 253. The extension board 21 is threadedly connected to the first lead screw 254. By driving the first bevel gear 253 on the first rotating shaft 252 by the first motor 251, the first bevel gear 253 drives the two first lead screws 254 to rotate respectively through the second bevel gear 255, and the two first lead screws 254 drive the two extension boards 21 to move respectively, realizing the transmission of motion.

[0043] The protection component 3 includes a storage box 31. A second storage cavity 32 is formed inside the storage box 31, and a second installation cavity 33 is formed inside the storage box 31. The second installation cavity 33 is arranged below the second storage cavity 32. A sliding platform plate 34 is provided at the bottom of the music score recognition board 1. Second lead screws 35 are symmetrically arranged inside the second storage cavity 32, and the thread directions of the two second lead screws 35 are the same. The second lead screws 35 are rotationally connected to the storage box 31, and the sliding platform plate 34 is threadedly connected to the second lead screws 35. A second driving mechanism is arranged inside the second installation cavity 33. The second driving mechanism drives the sliding platform plate 34 to move into the second storage cavity 32 through the second lead screws 35, and the sliding platform plate 34 drives the music score recognition board 1 to move into the second storage cavity 32. The storage box 31 protects the music score recognition board 1 to prevent damage to the music score recognition board 1.

[0044] The second driving mechanism includes a second motor 361. The second motor 361 is arranged at one end of the storage box 31. The output end of the second motor 361 is drivingly connected to a second rotating shaft 362. The second rotating shaft 362 is rotationally connected to the storage box 31. A third bevel gear 363 is arranged on the second rotating shaft 362, and a fourth bevel gear 364 is arranged on the second rotating shaft 362. A fifth bevel gear 365 is arranged at the bottom end of the second lead screw 35. The third bevel gear 363 and the fourth bevel gear 364 are respectively meshed with the two fifth bevel gears 365 correspondingly. The second motor 361 drives the second rotating shaft 362 to rotate, the second rotating shaft 362 drives the third bevel gear 363 and the fourth bevel gear 364 to rotate, the third bevel gear 363 and the fourth bevel gear 364 respectively drive the two fifth bevel gears 365 to rotate, and the fifth bevel gear 365 drives the sliding platform plate 34 to move through the second lead screw 35, realizing the transmission of motion.

[0045] The angle adjustment component 4 includes a mounting seat 41. A rotating block 42 is arranged on one side of the storage box 31. The mounting seat 41 is rotationally connected to the rotating block 42. Chute grooves 43 are symmetrically formed at the top of the mounting seat 41. A third motor 44 is arranged on one side of the mounting seat 41. The output end of the third motor 44 is drivingly connected to a third lead screw 45. The third lead screw 45 is arranged inside the chute grooves 43. The thread directions of the third lead screws 45 are opposite. Slide plates 46 are symmetrically arranged on the third lead screws 45. A pin shaft 47 is arranged on one side of the slide plate 46. A pin hole 48 is formed on the rotating block 42. The pin shaft 47 is inserted into the pin hole 48. The third motor 44 rotates forward to drive the third lead screw 45 to rotate. The third lead screw 45 drives the two slide plates 46 to move towards each other. The slide plates 46 drive the pin shaft 47 to be inserted into the pin hole 48 on the rotating block 42. The music score recognition board 1 rotates around the pin shaft 47 through the rotating block 42, and thus the angle of the music score recognition board 1 can be adjusted.

[0046] The lifting component 5 includes a telescopic block 51. The telescopic block 51 is arranged at the bottom of the mounting seat 41. A limiting hole 52 is formed in the telescopic block 51. A square rod 53 is arranged at the bottom of the telescopic block 51, and the telescopic block 51 is inserted into the inside of the square rod 53. A U-shaped plate 54 is arranged on one side of the square rod 53. A limiting shaft 55 is slidably connected to the U-shaped plate 54. A circular plate 56 is arranged at one end of the limiting shaft 55. The other end of the limiting shaft 55 passes through the square rod 53 and is inserted into the limiting hole 52 inside. A stepped plate 57 is arranged on the limiting shaft 55. A spring 58 is sleeved on the outer surface of the limiting shaft 55. The spring 58 is arranged between the stepped plate 57 and the U-shaped plate 54. By driving the limiting shaft 55 to disengage from the limiting hole 52 on the telescopic block 51 through the circular plate 56, the telescopic block 51 is pulled out from the inside of the square rod 53, and then the limiting shaft 55 is inserted into a new limiting hole 52, so as to adjust the height of the music score recognition board 1, which can better meet the needs of users of different heights.

[0047] The anti-tipping component 6 includes an I-shaped frame 61. A square socket 62 is arranged at the top of the I-shaped frame 61. The square rod 53 is inserted into the inside of the square socket 62. Two sets of storage chambers 63 are symmetrically formed inside the I-shaped frame 61. An extension rod 64 is arranged inside the storage chamber 63. A wheel mounting block 65 is arranged at one end of the extension rod 64. A universal wheel 66 is arranged at the bottom of the wheel mounting block 65. Two sets of fourth lead screws 67 are symmetrically arranged inside the I-shaped frame 61, and the thread directions of the two symmetric fourth lead screws 67 are the same. A sixth bevel gear 68 is arranged at one end of the fourth lead screw 67. A third driving mechanism is arranged on one side of the sixth bevel gear 68. The third driving mechanism drives the sixth bevel gear 68 to rotate. The sixth bevel gear 68 drives the extension rod 64 to move away from the center position of the I-shaped frame 61 through the fourth lead screw 67. The extension rod 64 drives the universal wheel 66 to move through the wheel mounting block 65, increasing the floor area of the I-shaped frame 61 and making the frame of the music score recognition board 1 more stable.

[0048] The third driving mechanism includes a third installation cavity 691. The third installation cavity 691 is formed inside the I-shaped frame 61. Two installation plates 692 are symmetrically arranged inside the third installation cavity 691. A fourth motor 693 is arranged on one side of the installation plate 692. The output end of the fourth motor 693 is drivingly connected to a first straight gear 694. A rotating shaft three 695 is arranged inside the third installation cavity 691. A second straight gear 696 is arranged on the rotating shaft three 695. The first straight gear 694 and the second straight gear 696 are correspondingly meshed. The first straight gear 694 and the second straight gear 696 are arranged between the two installation plates 692. Seventh bevel gears 697 are respectively arranged at both ends of the rotating shaft three 695. The seventh bevel gears 697 and the sixth bevel gear 68 are correspondingly meshed. By driving the first straight gear 694 to rotate through the fourth motor 693, the first straight gear 694 drives the rotating shaft three 695 to rotate through the second straight gear 696, and the rotating shaft three 695 drives the sixth bevel gear 68 to rotate through the seventh bevel gear 697, realizing the transmission of motion.

[0049] During use, the staff first start the fourth motor 693. The fourth motor 693 drives the first spur gear 694 to rotate. The first spur gear 694 drives the third shaft 695 to rotate through the second spur gear 696. The third shaft 695 drives the sixth bevel gear 68 to rotate through the seventh bevel gear 697. The sixth bevel gear 68 drives the extension rod 64 to move away from the center position of the I-shaped frame 61 from the storage chamber 63 through the fourth lead screw 67. The extension rod 64 drives the universal wheel 66 to move through the wheel mounting block 65, increasing the floor area of the I-shaped frame 61, making the rack of the music score board 1 more stable, the music score board not easy to topple, which is beneficial to the use of the music score board. Then, according to the height of the user, the staff pull the round plate 56. The round plate 56 drives the limit shaft 55 to disengage from the limit hole 52 on the telescopic block 51. At the same time, the limit shaft 55 drives the step plate 57 to squeeze the spring 58 to generate tension. Then, the telescopic block 51 is pulled out from the inside of the square rod 53. Then, the limit shaft 55 is inserted into a new limit hole 52 through the tension of the spring 58, thereby adjusting the height of the music score board 1, being more able to meet the needs of users of different heights, reducing the limitation of the music score board, and meeting people's needs. Then, start the third motor 44. The third motor 44 rotates forward to drive the third lead screw 45 to rotate. The third lead screw 45 drives the two slide plates 46 to move towards each other. The slide plate 46 drives the insertion pin shaft 47 to insert into the pin hole 48 on the rotating block 42. The music score board 1 rotates around the insertion pin shaft 47 through the rotating block 42, and thus the angle of the music score board 1 can be adjusted for subsequent use. The third motor 44 rotates in reverse to drive the insertion pin shaft 47 to disengage from the pin hole 48, and then the music score board 1 is disassembled from the bracket, so that the music score board 1 can be used alone, improving the practicability of the music score board. When there is a lot of music score content, the staff start the first motor 251. The first motor 251 drives the first bevel gear 253 on the first shaft 252 to rotate. The first bevel gear 253 drives the two first lead screws 254 to rotate through the second bevel gears 255 respectively. The two first lead screws 254 drive the two extension plates 21 to extend from the first storage cavity 22 along the slide rod 23 respectively, and thus extend the music score board 1. When there is a lot of content in the music score, the music score content does not need to be divided into multiple music score boards 1, preventing the user from frequently moving the line of sight to view the complete music score, which will neither distract attention nor interrupt the continuity of the performance, and does not affect the performance efficiency. When not in use, first store the extension plate 21 inside the first storage cavity 22. Then, the staff start the second motor 361. The second motor 361 drives the second shaft 362 to rotate. The second shaft 362 drives the third bevel gear 363 and the fourth bevel gear 364 to rotate. The third bevel gear 363 and the fourth bevel gear 364 drive the two fifth bevel gears 365 to rotate respectively. The fifth bevel gear 365 drives the slide table plate 34 to move into the second storage cavity 32 through the second lead screw 35. The slide table plate 34 drives the music score board 1 to move into the second storage cavity 32, and the storage box 31 protects the music score board 1 to prevent damage to the music score board 1.Furthermore, it does not affect the use of the score recognition board.

[0050] It should be understood that the use of these embodiments is only for illustrating the present invention rather than intending to limit the protection scope of the present invention. In addition, it should also be understood that after reading the technical content of the present invention, those skilled in the art can make various changes, modifications and / or variations to the present invention, and all these equivalent forms also fall within the protection scope defined by the appended claims of this application.

Claims

1. A music score recognition board for music teaching, comprising a score recognition board (1), characterized in that: The spectrum recognition board (1) is provided with an extension component (2) inside, the spectrum recognition board (1) is provided with a protection component (3) at the bottom, an angle adjustment component (4) is provided on one side of the protection component (3), a lifting component (5) is provided at the bottom of the angle adjustment component (4), and an anti-dumping component (6) is provided at the bottom of the lifting component (5); The extension assembly (2) comprises an extension plate (21), a first receiving cavity (22) is symmetrically provided inside the spectrum recognition board (1), the extension plate (21) is arranged inside the first receiving cavity (22), a sliding rod (23) is symmetrically provided inside the first receiving cavity (22), the first receiving cavity (22) is slidably connected to the sliding rod (23), a first installation cavity (24) is provided inside the spectrum recognition board (1), and the first installation cavity (24) is arranged between the two first storage cavities (22), and a first driving mechanism is provided on the top of the spectrum recognition board (1).

2. A music score recognition board for music teaching according to claim 1, characterized in that: The first driving mechanism comprises a first motor (251), the first motor (251) is arranged on the top of the spectrum recognition board (1), the output end of the first motor (251) is connected to the rotating shaft (252), the bottom end of the rotating shaft (252) is provided with a first bevel gear (253), the inside of the spectrum recognition board (1) is symmetrically provided with first screw rods (254), and the two first screw rods (254) have the same thread direction, one end of the first screw rod (254) is provided with a second bevel gear (255), the second bevel gear (255) is correspondingly meshed with the first bevel gear (253), and the extension plate (21) is threadedly connected with the first screw rod (254).

3. A music score recognition board for music teaching according to claim 2, characterized in that: The protection component (3) comprises a storage box (31), a second storage cavity (32) is provided inside the storage box (31), a second installation cavity (33) is provided inside the storage box (31), and the second installation cavity (33) is arranged below the second storage cavity (32), a slide plate (34) is provided at the bottom of the spectrum recognition board (1), second screw rods (35) are symmetrically provided inside the second storage cavity (32), and the two second screw rods (35) have the same thread direction, the slide plate (34) is threadedly connected to the second screw rod (35), and a second driving mechanism is provided inside the second installation cavity (33).

4. A music score recognition board for music teaching according to claim 3, characterized in that: The second driving mechanism comprises a second motor (361), the second motor (361) is arranged at one end of the storage box (31), the output end of the second motor (361) is connected to the second rotating shaft (362), the second rotating shaft (362) is provided with a third bevel gear (363), the second rotating shaft (362) is provided with a fourth bevel gear (364), the bottom end of the second screw rod (35) is provided with a fifth bevel gear (365), the third bevel gear (363) and the fourth bevel gear (364) are respectively meshed with the two fifth bevel gears (365).

5. A music score recognition board for music teaching according to claim 4, characterized in that: The angle adjustment assembly (4) comprises a mounting seat (41), a rotating block (42) is provided on one side of the storage box (31), the mounting seat (41) is rotatably connected to the rotating block (42), a sliding groove (43) is symmetrically provided on the top of the mounting seat (41), a third motor (44) is provided on one side of the mounting seat (41), the output end of the third motor (44) is transmission-connected to a third screw rod (45), the third screw rod (45) is arranged inside the sliding groove (43), the thread directions of the third screw rod (45) are opposite, a slide plate (46) is symmetrically provided on the third screw rod (45), a latch shaft (47) is provided on one side of the slide plate (46), a pin hole (48) is provided on the rotating block (42), and the latch shaft (47) is inserted into the pin hole (48).

6. A music score recognition board for music teaching according to claim 5, characterized in that: The lifting assembly (5) comprises a telescopic block (51), the telescopic block (51) being arranged at the bottom of the mounting seat (41), a limiting hole (52) being provided on the telescopic block (51), a square rod (53) being provided at the bottom of the telescopic block (51), and the telescopic block (51) being inserted into the interior of the square rod (53), a U-shaped plate (54) being provided on one side of the square rod (53), the U-shaped plate (54) being slidably connected to a limiting shaft (55), a circular plate (56) being provided at one end of the limiting shaft (55), the other end of the limiting shaft (55) passing through the square rod (53) and inserted into the interior of the limiting hole (52), a step plate (57) being provided on the limiting shaft (55), a spring (58) being sleeved on the outer surface of the limiting shaft (55), and the spring (58) being provided between the step plate (57) and the U-shaped plate (54).

7. A music score recognition board for music teaching according to claim 6, characterized in that: The anti-dumping assembly (6) comprises an I-shaped frame (61), a square socket (62) is provided on the top of the I-shaped frame (61), the square rod (53) is inserted into the square socket (62), two groups of storage chambers (63) are symmetrically opened inside the I-shaped frame (61), an extension rod (64) is provided inside the storage chamber (63), a wheel mounting block (65) is provided at one end of the extension rod (64), a universal wheel (66) is provided at the bottom of the wheel mounting block (65), two groups of fourth screw rods (67) are symmetrically provided inside the I-shaped frame (61), and the two symmetrical fourth screw rods (67) have the same thread direction, a sixth bevel gear (68) is provided at one end of the fourth screw rod (67), and a third driving mechanism is provided on one side of the sixth bevel gear (68).

8. The music score recognition board for music teaching according to claim 7, characterized in that: The third driving mechanism comprises a third mounting cavity (691), wherein the third mounting cavity (691) is arranged inside the workpiece frame (61), a mounting plate (692) is symmetrically arranged inside the third mounting cavity (691), a fourth motor (693) is arranged on one side of the mounting plate (692), an output end of the fourth motor (693) is transmission-connected to a first spur gear (694), a rotating shaft (695) is arranged inside the third mounting cavity (691), a second spur gear (696) is arranged on the rotating shaft (695), the first spur gear (694) is correspondingly meshed with the second spur gear (696), the first spur gear (694) and the second spur gear (696) are arranged between the two mounting plates (692), and seventh bevel gears (697) are respectively arranged at both ends of the rotating shaft (695), and the seventh bevel gear (697) is correspondingly meshed with the sixth bevel gear (68).

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