Music score recognition plate for music teaching

Abstract

The invention belongs to the technical field of music teaching, and discloses a music score recognition plate for music teaching, which comprises a music score recognition plate main body, a bracket mechanism mounted outside the music score recognition plate main body, a protection mechanism mounted outside the music score recognition plate main body, a music score plate fixed outside the music score recognition plate main body, and a swing mechanism arranged inside the music score recognition plate main body. According to the music score recognition device, through cooperation of a first connecting rod, a connecting piece and an indicating plate structure, the marked music score magnetic attraction blocks can be attracted to the interior of a mounting strip, a user can position the positions of each group of the music score magnetic attraction blocks through an observation window, and the music score recognition device is convenient to use and high in practicability. When the rack moves, the connecting piece can be driven to rotate through the teeth, so that different note magnetic attraction blocks can be observed when the observation window rotates along with the connecting piece and the indicating plate, notes marked on each group of note magnetic attraction blocks are different, and the purpose of improving the music score recognition ability of the device and exercising students is achieved.

Description

Technical Field

[0001] The present invention belongs to the technical field of music teaching, and specifically relates to a staff board for music teaching. Background Art

[0002] Music is an art that reflects the emotions of human real life. Usually, musical scores are needed in music teaching. A musical score is a carrier for accurately recording music. Among them, the staff notation is one of the most widely used musical scores. The information recorded in the musical score includes all elements required during performance such as melody, rhythm, meter, expression, etc., except for on-the-spot improvisation. When using musical scores in existing music teaching, a music staff board is usually required.

[0003] The published patent with the publication number CN112289128B discloses a music staff board for piano teaching, which includes a box body. A drawer is arranged inside the box body. A baffle is fixedly connected to the rear end of the drawer. A first groove penetrating the front end of the box body is arranged at the front end of the box body. A first staff board is arranged inside the first groove. The left end and the right end of the first staff board are both hinged with a second staff board. Note blocks are arranged at the front ends of the first staff board and the second staff board. The materials of the first staff board and the second staff board are both iron. First magnets are arranged inside the note blocks. Four strip-shaped grooves are arranged in a circular array at the bottom end of the box body. The ends of the four strip-shaped grooves far away from the center of the box body are all rotatably connected with legs through rotating shafts; it is convenient to adjust its height and angle, convenient for students to observe the note blocks on the first staff board and the second staff board, improve the learning quality of students, convenient for folding, convenient for teachers to carry, and improve its convenience and practicality in use.

[0004] However, when using this device, it cannot effectively assist students in learning the staff notation. In music teaching, learning the staff notation is a very basic skill. In the skill of learning the staff notation, the identification of the pitch of notes is the most fundamental of the fundamentals. Learners need to associate the note names, solfège syllables, pitch with the markings of notes on the musical score. The practice of the ability to read musical scores often requires teachers to lead students to practice repeatedly to improve the students' ability to read musical scores. After students have fully learned different notes, marks are made on each group of notes, and the ability of students to read musical scores is exercised by arranging the notes. Summary of the Invention

[0005] To solve the problems raised in the above background art, the present invention provides a staff board for music teaching.

[0006] To achieve the above object, the present invention provides the following technical solution: A staff board for music teaching, including a staff board main body, a bracket mechanism is installed outside the staff board main body, a protection mechanism is installed outside the staff board main body, a staff board is fixed outside the staff board main body, a swinging mechanism is arranged inside the staff board main body, a musical note magnetic attraction block is installed inside the staff board main body, and a following mechanism is arranged at one end of the swinging mechanism; The swinging mechanism includes a first connecting rod, a connecting piece and an indicating board. The first connecting rod is fixed inside the staff board main body. A connecting piece is sleeved outside the first connecting rod. An indicating board is fixed at the top end of the connecting piece. A rack is movably connected inside the staff board main body; The following mechanism includes a connecting rope, a first guide wheel and a second guide wheel. The connecting rope is fixed outside the rack. A first guide wheel is rotatably connected inside the staff board main body. A second guide wheel is rotatably connected inside the staff board main body. A hand-grabbing ball is fixed at one end of the connecting rope.

[0007] Preferably, an observation window is opened on the outside of the indicating board. An installation strip is fixed on the inner wall of the staff board main body. A musical note magnetic attraction block is arranged inside the installation strip. An extension plate is fixed at the top end of the rack. A third return spring is fixed outside the extension plate.

[0008] Preferably, the connecting piece is rotatably connected to the first connecting rod. A plurality of groups of teeth are arranged at the bottom end of the connecting piece. A plurality of groups of teeth are arranged at the top end of the rack. The connecting piece is meshed with the rack. The width of the observation window is equal to the diameter of the musical note magnetic attraction block.

[0009] Preferably, the installation strip is semicircular. A magnet is fixed inside the installation strip. A magnet is fixed at the bottom end of the musical note magnetic attraction block. The installation strip and the musical note magnetic attraction block are magnetically connected. The outer wall of the rack fits the inner wall of the staff board main body. The rack and the staff board main body are slidably connected. There are two groups of the extension plate and the third return spring. The extension plate and the third return spring are symmetrically distributed about the central axis of the rack. The third return spring is used to squeeze the extension plate and keep it in a moving trend inward.

[0010] Preferably, there are two groups of the connecting ropes. The connecting ropes are symmetrically distributed about the central axis of the rack. There are two groups of the first guide wheel and the second guide wheel, which are symmetrically distributed about the central axis of the staff board main body.

[0011] Preferably, the bracket mechanism includes a music stand, a first return spring and a first limit block. The music stand is fixed outside the staff board main body. A first return spring is fixed inside the music stand. A first limit block is fixed outside the first return spring. A cut surface is opened at the top end of the first limit block.

[0012] Preferably, there are two sets of the first return spring and the first limit block, and the first return spring and the first limit block are symmetrically distributed about the central axis of the music stand. The first limit block is used to squeeze the first return spring and keep it in a tendency to move outwards.

[0013] Preferably, the protection mechanism includes a baffle, a storage groove and a mounting groove. The baffle is rotatably connected inside the music score recognition board body. A storage groove is opened at the top end of the baffle. A mounting groove is opened at the bottom end inside the music score recognition board body. A chuck is fixed outside the baffle. A second return spring is fixed inside the chuck, and a second limit block is fixed at the top end of the second return spring.

[0014] Preferably, there are two sets of the storage grooves, and there are several sets of the mounting grooves. A musical note magnetic attraction block is magnetically attracted and connected to the top end of the mounting groove. The mounting grooves are arranged in a whole column. There are two sets of the chucks, which are symmetrically distributed about the central axis of the baffle.

[0015] Preferably, there are several sets of the second return spring and the second limit block, and the second return spring and the second limit block are equidistantly distributed about the central axis of the chuck. The second return spring is used to squeeze the second limit block and keep it in a tendency to move outwards.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: Through the cooperation of the first connecting rod, the connecting piece and the indicating plate structures provided in the present invention, the device can magnetically attract the marked musical note magnetic attraction blocks inside the mounting strip. The user can position the position of each group of musical note magnetic attraction blocks through the observation window. When the rack moves, it can drive the connecting piece to rotate through the teeth, so that when the observation window follows the connecting piece and the indicating plate to rotate, different musical note magnetic attraction blocks can be observed. The musical notes marked on each group of musical note magnetic attraction blocks are different, so as to achieve the purpose of improving the device's ability to exercise students' music score recognition ability.

[0017] Through the cooperation of the connecting rope, the first guide wheel, the second guide wheel and other structures provided in the present invention, students can pull the connecting rope by holding the hand-catching ball, thereby changing the position of the rack, making the position of the observation window move. The first guide wheel and the second guide wheel can guide the connecting rope, thereby changing the position of the rack, and beat time by manually controlling the swinging position of the indicating plate, so that they can sing the musical notes on the musical note magnetic attraction blocks after a few beats, thereby achieving the purpose of improving the device's ability to exercise music score recognition ability and beat time and follow-up singing.

[0018] Through the cooperation of structures such as a baffle, a storage groove, and a mounting groove, the device of the present invention enables the musical note magnetic blocks to be stored by placing them in the mounting groove. When the musical note magnetic blocks need to be taken out for use, the baffle is rotated to expose the musical note magnetic blocks. At this time, the user can take out the musical note magnetic blocks for use. After the baffle is opened, the user can place objects such as a marker pen on the storage groove. And through the connection between the second limiting block and the main body of the music score recognition board, when the baffle rotates, the second limiting block is squeezed and contracted, and after moving to the next group of limiting grooves, the second reset spring resets the second limiting block so that it falls back into the limiting groove again, thereby achieving the purpose of facilitating the device to store and protect the musical note magnetic blocks. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic diagram of the overall structure of the present invention; Figure 2 is a schematic diagram of the overall internal structure of the present invention; Figure 3 is of the present invention Figure 2 schematic diagram of the enlarged partial cross-sectional structure at A in; Figure 4 is a schematic diagram of the follow-up mechanism structure of the present invention; Figure 5 is a schematic diagram of the bracket mechanism structure of the present invention; Figure 6 is a schematic diagram of a partial structure of the protection mechanism of the present invention; Figure 7 is a schematic diagram of the right view partial structure of the protection mechanism of the present invention; Figure 8 is a schematic diagram of the internal structure of the protection mechanism of the present invention; Figure 9 is a schematic diagram of the cross-sectional structure of the connecting piece of the protection mechanism of the present invention.

[0020] In the figure: 1, main body of the music score recognition board; 2, bracket mechanism; 201, music score bracket; 202, first reset spring; 203, first limiting block; 204, section; 3, protection mechanism; 301, baffle; 302, storage groove; 303, mounting groove; 304, chuck; 305, second reset spring; 306, second limiting block; 4, staff board; 5, swing mechanism; 501, first connecting rod; 502, connecting piece; 503, indicating board; 504, observation window; 505, mounting strip; 506, rack; 507, extension board; 508, third reset spring; 6, musical note magnetic block; 7, follow-up mechanism; 701, connecting rope; 702, first guide wheel; 703, second guide wheel; 704, hand grip ball. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] 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. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0022] As Figures 1 to 9 shown, the present invention provides a staff board for music teaching, including a staff board main body 1, a bracket mechanism 2 is installed outside the staff board main body 1, a protection mechanism 3 is installed outside the staff board main body 1, a staff board 4 is fixed outside the staff board main body 1, a swing mechanism 5 is arranged inside the staff board main body 1, a note magnetic attraction block 6 is installed inside the staff board main body 1, and a follow-up mechanism 7 is arranged at one end of the swing mechanism 5.

[0023] Adopting the above solution: By placing the note magnetic attraction block 6 at the corresponding position on the staff board 4 to assist students in identifying the notes, and when the students master the notes proficiently, making marks on this group of note magnetic attraction blocks 6, and placing multiple groups of marked note magnetic attraction blocks 6 inside the installation strip 505 to form a melody, so that students can exercise on this melody.

[0024] As Figures 1 to 5 shown, the bracket mechanism 2 includes a music score bracket 201, a first return spring 202 and a first limit block 203. The music score bracket 201 is fixed outside the staff board main body 1, the first return spring 202 is fixed inside the music score bracket 201, the first limit block 203 is fixed outside the first return spring 202, a cut surface 204 is opened at the top of the first limit block 203, there are two groups of the first return spring 202 and the first limit block 203, and the first return spring 202 and the first limit block 203 are symmetrically distributed about the central axis of the music score bracket 201. The first limit block 203 is used to squeeze the first return spring 202 and keep it in a moving trend outward.

[0025] Adopting the above solution: By placing the music score on the music score bracket 201, pressing the music score downward so that it contacts the cut surface 204 and then squeezes the first limit block 203, causing the first limit block 203 to contract. After the music score passes, the first return spring 202 squeezes the first limit block 203 back to its original position, so that the first limit block 203 clamps and fixes the music score.

[0026] As Figures 1 to 9As shown in the figure, the protection mechanism 3 includes a baffle 301, a storage groove 302 and a mounting groove 303. The baffle 301 is rotatably connected to the inside of the music score board main body 1. A storage groove 302 is opened at the top end of the baffle 301. A mounting groove 303 is opened at the bottom end inside the music score board main body 1. A chuck 304 is fixed to the outside of the baffle 301. There are two groups of storage grooves 302. There are several groups of mounting grooves 303. A musical note magnetic attraction block 6 is magnetically attracted and connected to the top end of the mounting groove 303. The mounting grooves 303 are arranged in a whole column. There are two groups of chucks 304 symmetrically distributed about the central axis of the baffle 301. A second return spring 305 is fixed inside the chuck 304. A second limit block 306 is fixed to the top end of the second return spring 305. There are several groups of the second return spring 305 and the second limit block 306. The second return spring 305 and the second limit block 306 are equally spaced about the central axis of the chuck 304. The second return spring 305 is used to squeeze the second limit block 306 and keep it in a moving trend outward.

[0027] Adopting the above solution: The musical note magnetic attraction block 6 is placed in the mounting groove 303 for storage. When the musical note magnetic attraction block 6 needs to be taken out for use, rotate the baffle 301 to expose the musical note magnetic attraction block 6. At this time, the user can take out the musical note magnetic attraction block 6 for use. After the baffle 301 is opened, the user can place objects such as a marker pen on the storage groove 302. And through the connection between the second limit block 306 and the music score board main body 1, when the baffle 301 rotates, the second limit block 306 is squeezed and contracted, and after moving to the next group of limit grooves, the second return spring 305 resets the second limit block 306 so that it falls back into the limit groove again, enabling the user to set the baffle 301 in a semi-suspended state, and further making the baffle 301 in an inclined plane to avoid the phenomenon that the musical note magnetic attraction block 6 detaches when the user does not place the musical note magnetic attraction block 6 inside the mounting groove 303.

[0028] As Figures 1 to 4 As shown in the figure, the swing mechanism 5 includes a first connecting rod 501, a connecting piece 502 and an indicating board 503. The first connecting rod 501 is fixed to the inside of the music score board main body 1. A connecting piece 502 is sleeved outside the first connecting rod 501. An indicating board 503 is fixed to the top end of the connecting piece 502. A rack 506 is movably connected to the inside of the music score board main body 1. The connecting piece 502 and the first connecting rod 501 are rotatably connected. There are several groups of teeth at the bottom end of the connecting piece 502. There are several groups of teeth at the top end of the rack 506. The connecting piece 502 and the rack 506 are meshed and connected. The width of the observation window 504 is equal to the diameter of the musical note magnetic attraction block 6.

[0029] As Figures 1 to 4As shown in the figure, an observation window 504 is provided on the outside of the indicator board 503. An installation strip 505 is fixed to the inner wall of the music score recognition board main body 1. A musical note magnetic attraction block 6 is arranged inside the installation strip 505. An extension plate 507 is fixed to the top end of the rack 506. A third return spring 508 is fixed to the outside of the extension plate 507. The installation strip 505 is arranged in a semicircle. A magnet is fixed inside the installation strip 505. A magnet is fixed to the bottom end of the musical note magnetic attraction block 6. The installation strip 505 and the musical note magnetic attraction block 6 are magnetically connected. The outer wall of the rack 506 is attached to the inner wall of the music score recognition board main body 1. The rack 506 and the music score recognition board main body 1 are slidably connected. Two groups of the extension plate 507 and the third return spring 508 are provided. The extension plate 507 and the third return spring 508 are symmetrically distributed about the central axis of the rack 506. The third return spring 508 is used to squeeze the extension plate 507 and keep it in a moving trend inward.

[0030] With the above scheme: By magnetically attracting the marked musical note magnetic attraction block 6 inside the installation strip 505, users can locate the position of each group of musical note magnetic attraction blocks 6 through the observation window 504. When the rack 506 moves, it can drive the connector 502 to rotate through the teeth, so that different musical note magnetic attraction blocks 6 can be observed when the observation window 504 rotates following the connector 502 and the indicator board 503. Different musical notes are marked on each group of musical note magnetic attraction blocks 6, thus exercising the music score recognition ability of students. The two groups of third return springs 508 can ensure that the rack 506 and the connector 502 are centered, prevent the connector 502 from disconnecting from the rack 506, and can quickly reset it in the middle.

[0031] As Figures 1 to 4 shown in the figure, the follow-up mechanism 7 includes a connecting rope 701, a first guide wheel 702 and a second guide wheel 703. The connecting rope 701 is fixed to the outside of the rack 506. The first guide wheel 702 is rotatably connected inside the music score recognition board main body 1. The second guide wheel 703 is rotatably connected inside the music score recognition board main body 1. A hand-grabbing ball 704 is fixed to one end of the connecting rope 701. Two groups of the connecting rope 701 are provided. The connecting rope 701 is symmetrically distributed about the central axis of the rack 506. Two groups of the first guide wheel 702 and the second guide wheel 703 are symmetrically distributed about the central axis of the music score recognition board main body 1.

[0032] With the above scheme: Students can pull the connecting rope 701 by holding the hand-grabbing ball 704, thereby changing the position of the rack 506 and making the position of the observation window 504 move. The first guide wheel 702 and the second guide wheel 703 can guide the connecting rope 701 to make the pulling of the connecting rope 701 smooth enough to avoid the phenomenon of blockage affecting the learning progress, and further exercise the students' own music score recognition ability.

[0033] Working principle and usage process of the present invention: By placing the musical note magnetic attraction blocks 6 at corresponding positions on the staff board 4 to assist students in recognizing musical notes. When the students master a group of musical notes proficiently, mark the group of musical note magnetic attraction blocks 6, and place multiple groups of marked musical note magnetic attraction blocks 6 inside the mounting strip 505 to form a melody. Students can practice this melody. By placing the music score on the music score holder 201 and pressing the music score downward, when it contacts the cutting surface 204, it presses the first limiting block 203, causing the first limiting block 203 to contract. After the music score passes, the first return spring 202 presses the first limiting block 203 back to its original position, enabling the first limiting block 203 to clamp and fix the music score. And place the musical note magnetic attraction blocks 6 in the mounting groove 303 for storage. When it is necessary to take out the musical note magnetic attraction blocks 6 for use, rotate the baffle 301 to expose the musical note magnetic attraction blocks 6. At this time, the user can take out the musical note magnetic attraction blocks 6 for use. After the baffle 301 is opened, the user can place objects such as a marker pen on the storage groove 302. And through the connection between the second limiting block 306 and the staff recognition board main body 1, when the baffle 301 rotates, the second limiting block 306 is squeezed and contracts, and after moving to the next group of limiting grooves, the second return spring 305 returns the second limiting block 306 to its original position, enabling it to fall back into the limiting groove again, allowing the user to set the baffle 301 in a semi - suspended state, and thus making the baffle 301 in an inclined plane to prevent the musical note magnetic attraction blocks 6 from detaching when the user does not place the musical note magnetic attraction blocks 6 inside the mounting groove 303. By magnetically attracting the marked musical note magnetic attraction blocks 6 inside the mounting strip 505, the user can locate the position of each group of musical note magnetic attraction blocks 6 through the observation window 504. When the rack 506 moves, it can drive the connecting piece 502 to rotate through the teeth, so that the observation window 504 can observe different musical note magnetic attraction blocks 6 when following the rotation of the connecting piece 502 and the indicating board 503. Each group of musical note magnetic attraction blocks 6 is marked with different musical notes, thereby exercising the students' music score recognition ability. Two groups of third return springs 508 can ensure that the rack 506 and the connecting piece 502 are centered, prevent the connecting piece 502 from detaching from the connection with the rack 506, and can quickly reset it in the middle. And students can pull the connecting rope 701 by holding the hand - grasping ball 704, thereby changing the position of the rack 506 and making the position of the observation window 504 move. The first guide wheel 702 and the second guide wheel 703 can guide the connecting rope 701, making the pulling of the connecting rope 701 smooth enough to avoid the phenomenon of blockage that affects the learning progress, and thus exercising the students' own music score recognition ability.

[0034] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0035] Although embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A staff notation board for music teaching, comprising a staff notation board main body (1), characterized in that: A support mechanism (2) is installed outside the music score board main body (1), a protection mechanism (3) is installed outside the music score board main body (1), a staff board (4) is fixed outside the music score board main body (1), a swing mechanism (5) is arranged inside the music score board main body (1), a musical note magnetic attraction block (6) is installed inside the music score board main body (1), and a following shooting mechanism (7) is arranged at one end of the swing mechanism (5). The swing mechanism (5) includes a first connecting rod (501), a connecting piece (502) and an indicating board (503). The first connecting rod (501) is fixed inside the music score board main body (1), the connecting piece (502) is sleeved outside the first connecting rod (501), the top end of the connecting piece (502) is fixed with the indicating board (503), and a rack (506) is movably connected inside the music score board main body (1). The following shooting mechanism (7) includes a connecting rope (701), a first guide wheel (702) and a second guide wheel (703). The connecting rope (701) is fixed outside the rack (506), the first guide wheel (702) is rotatably connected inside the music score board main body (1), the second guide wheel (703) is rotatably connected inside the music score board main body (1), and a hand-held ball (704) is fixed at one end of the connecting rope (701).

2. The staff notation board for music teaching according to claim 1, characterized in that: An observation window (504) is opened outside the indicating board (503), a mounting strip (505) is fixed on the inner wall of the music score board main body (1), the musical note magnetic attraction block (6) is arranged inside the mounting strip (505), an extension plate (507) is fixed at the top end of the rack (506), and a third return spring (508) is fixed outside the extension plate (507).

3. The music score recognition board for music teaching according to claim 2, characterized in that: The connecting piece (502) is rotatably connected with the first connecting rod (501), several groups of teeth are arranged at the bottom end of the connecting piece (502), several groups of teeth are arranged at the top end of the rack (506), the connecting piece (502) is meshed with the rack (506), and the width of the observation window (504) is equal to the diameter of the musical note magnetic attraction block (6).

4. The music score recognition board for music teaching according to claim 2, wherein: The mounting strip (505) is arranged in a semicircle, a magnet is fixed inside the mounting strip (505), a magnet is fixed at the bottom end of the musical note magnetic attraction block (6), the mounting strip (505) is magnetically connected with the musical note magnetic attraction block (6), the outer wall of the rack (506) is attached to the inner wall of the music score board main body (1), the rack (506) is slidably connected with the music score board main body (1), two groups of the extension plate (507) and the third return spring (508) are provided, the extension plate (507) and the third return spring (508) are symmetrically distributed about the central axis of the rack (506), and the third return spring (508) is used for squeezing the extension plate (507) and keeping it in a moving trend inward.

5. The staff notation board for music teaching according to claim 1, characterized in that: There are two sets of the connecting ropes (701), and the connecting ropes (701) are symmetrically distributed about the central axis of the rack (506). There are two sets of the first guide wheel (702) and the second guide wheel (703), which are symmetrically distributed about the central axis of the score-reading board main body (1).

6. The staff notation board for music teaching according to claim 1, characterized in that: The bracket mechanism (2) includes a music score bracket (201), a first return spring (202) and a first limit block (203). The music score bracket (201) is fixed outside the score-reading board main body (1). A first return spring (202) is fixed inside the music score bracket (201). A first limit block (203) is fixed outside the first return spring (202). A cut surface (204) is provided at the top end of the first limit block (203).

7. The music score recognition board for music teaching according to claim 6, characterized in that: There are two sets of the first return spring (202) and the first limit block (203), and the first return spring (202) and the first limit block (203) are symmetrically distributed about the central axis of the music score bracket (201). The first limit block (203) is used to squeeze the first return spring (202) and keep it in a moving-outward trend.

8. The staff notation board for music teaching according to claim 1, wherein: The protection mechanism (3) includes a baffle (301), a storage groove (302) and a mounting groove (303). The baffle (301) is rotatably connected inside the score-reading board main body (1). A storage groove (302) is provided at the top end of the baffle (301). A mounting groove (303) is provided at the bottom end inside the score-reading board main body (1). A chuck (304) is fixed outside the baffle (301). A second return spring (305) is fixed inside the chuck (304). A second limit block (306) is fixed at the top end of the second return spring (305).

9. The staff board for music teaching according to claim 8, wherein: There are two sets of the storage grooves (302), and there are several sets of the mounting grooves (303). A musical note magnetic block (6) is magnetically connected to the top end of the mounting groove (303). The mounting grooves (303) are arranged in a whole column. There are two sets of the chucks (304), which are symmetrically distributed about the central axis of the baffle (301).

10. The staff notation board for music teaching according to claim 8, characterized in that: There are several sets of the second return spring (305) and the second limit block (306), and the second return spring (305) and the second limit block (306) are equally spaced about the central axis of the chuck (304). The second return spring (305) is used to squeeze the second limit block (306) and keep it in a moving-outward trend.

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