Music education demonstration board

Abstract

The utility model relates to the field of music education, in particular to a music education demonstration board which comprises a base board, fixedly connected extension boards are arranged at the two ends of one side of the base board, L-shaped clamps are further arranged at the two ends of the base board, rotating boards are arranged on the inner sides of the extension boards, and a first mounting board is arranged between the rotating boards. A first display screen is fixedly arranged in one side of the first mounting plate through bolts, a second mounting plate is further arranged on one side of the first mounting plate, and a second display screen is arranged in one side of the second mounting plate; when not in use, the device can be folded to a state as shown in Figure 1, so that the device is convenient to store and take, and when the device is in an unfolded state, the first display screen, the second display screen, the first camera and the second camera are turned on, so that the device is convenient to store and take. At the moment, videos shot by the first camera and the second camera are played through the first display screen and the second display screen, so that students under the table can observe the piano playing manipulation of a teacher from multiple angles, and a better teaching effect is achieved.

Description

Technical Field

[0001] The utility model relates to the field of music education, in particular to a music education teaching board. Background Art

[0002] Music education mainly studies the basic theories of vocal music, has strong vocal, piano, dance, instrumental performance skills and music appreciation and discrimination skills, masters the analysis methods of music works, has certain music creation skills, has strong music teaching practice skills and the ability to organize music education and teaching activities, literary and artistic activities and competitions, and is familiar with the basic requirements of art education and preschool children's music education;

[0003] In the process of music education, a large number of music teaching aids are needed. Some music teaching aids are handheld, which is convenient for students to watch during performance teaching. However, some music teaching aids need to be placed on the table for performance, such as electronic pianos, which makes it inconvenient for students in the audience to observe the teacher's piano playing techniques.

[0004] In view of the above technical defects, a solution is now proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a music education teaching board to solve the above-mentioned technical defects.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A music education teaching board, comprising a base plate, one side of the base plate is provided with fixedly connected extension plates at both ends, both ends of the base plate are also provided with L-shaped clamps, the inner sides of the extension plates are provided with rotating plates, a first mounting plate is provided between the rotating plates, and a first display screen is fixedly provided inside one side of the first mounting plate by bolts;

[0008] A second mounting plate is also provided on one side of the first mounting plate, a second display screen is fixed inside one side of the second mounting plate by bolts, a first placement groove and a second placement groove are also provided on the other side of the second mounting plate, and a first placement frame rotatably connected is provided at one end inside the first placement groove;

[0009] A rotatably connected second placement rack is provided at the other end of the second placement slot, a fixedly connected first camera is provided at one end of the first placement rack, and a fixedly connected second camera is provided at the other end of the second placement rack.

[0010] Preferably, two mounting holes distributed in an array are provided inside both ends of the substrate, a first limiting hole is provided between the two opposite mounting holes, the first limiting hole is connected to the two opposite mounting holes, and a fixedly connected handle is provided on the other side of the substrate.

[0011] Preferably, two limit rods distributed in an array are provided on one side of the L-shaped clamp, the limit rods are fixedly connected to the L-shaped clamp, the limit rods are slidably connected to the first limit hole, and a first telescopic spring is also provided on the outer side of the limit rod, one end of the first telescopic spring is fixedly connected to the L-shaped clamp.

[0012] Preferably, the other end of the first telescopic spring is fixedly connected to one end of the mounting hole, and the bottom of the L-shaped clamp is also provided with a threaded hand screw, and one end of the hand screw passes through the L-shaped clamp and is provided with a rotatably connected clamp, and the clamp is slidably connected to the L-shaped clamp.

[0013] Preferably, a fixedly connected extension shaft is provided on one side of the rotating plate, and the rotating plate is rotatably connected to the extension plate through the extension shaft. A first slide groove is provided on the other side of the rotating plate, and a second limiting hole is provided on the upper inner side of the first slide groove. A symmetrically distributed second slide groove is also provided on one side of the first mounting plate, and the second slide groove is located on both sides of the first display screen.

[0014] Preferably, both ends of the first mounting plate are further provided with a first sliding block which is fixedly connected, a third limiting hole is opened inside the first sliding block, a slidably connected spring block is provided inside the third limiting hole, one end of the spring block is provided with a second telescopic spring which is fixedly connected, and the other end of the second telescopic spring is fixedly connected to one end of the third limiting hole.

[0015] Preferably, a symmetrically distributed second slider is provided below the other side of the second mounting plate, one end of the second slider is fixedly connected to the second mounting plate, the second slider is slidably connected to the second slide groove, and a slidably connected elastic block is provided on the other side of the second mounting plate.

[0016] The beneficial effects of the utility model are as follows:

[0017] When not in use, the utility model can be folded to Figure 1 The device is in the unfolded state, which makes it convenient to store and take out. When the device is in the unfolded state, the first display screen, the second display screen, the first camera and the second camera are opened. At this time, the video shot by the first camera and the second camera is played through the first display screen and the second display screen, so that the students in the audience can observe the teacher's piano playing technique from multiple angles, thereby achieving better teaching effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings;

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model in a folded state;

[0020] Figure 2 It is a schematic diagram of the overall structure of the utility model in an expanded state;

[0021] Figure 3 It is a cross-sectional schematic diagram of the connection structure between the base plate and the L-shaped clamp in the utility model;

[0022] Figure 4 It is a cross-sectional structural schematic diagram of the L-shaped clamp, the hand screw and the clamping plate in the utility model;

[0023] Figure 5 It is a schematic diagram of the overall structure of the rotating plate in the utility model;

[0024] Figure 6 It is a schematic diagram of the connection structure of the first mounting plate in the utility model;

[0025] Figure 7 It is a schematic diagram of the connection structure between the bullet block and the second telescopic spring of the utility model;

[0026] Figure 8 It is a schematic diagram of the back connection structure of the second mounting plate in the utility model.

[0027] Legend: 1. Base plate; 11. Extension plate; 12. L-shaped clamp; 13. Limit rod; 14. First telescopic spring; 15. Mounting hole; 151. First limit hole; 16. Handle; 17. Thumb screw; 18. Clamp; 19. Rotating plate; 20. Extension shaft; 21. First slide slot; 22. Second limit hole; 23. First mounting plate; 24. First display screen; 25. First slider; 26. Third limit hole; 27. Spring block; 28. Second telescopic spring; 29. ​​Second slide slot; 30. Second mounting plate; 31. First placement slot; 32. Second placement slot; 33. First placement rack; 34. Second placement rack; 35. First camera; 36. Second camera; 37. Second slider; 38. Elastic block; 39. Second display screen. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1 - Figure 8 As shown, the utility model is a music education teaching board, including a base plate 1, one side of the base plate 1 is provided with two ends of an extension plate 11 fixedly connected, two ends of the base plate 1 are provided with two mounting holes 15 distributed in an array, a first limiting hole 151 is provided between the two opposite mounting holes 15, the first limiting hole 151 is connected to the two opposite mounting holes 15, and the other side of the base plate 1 is provided with a fixedly connected handle 16.

[0030] L-shaped clamps 12 are also provided at both ends of the substrate 1, and two limit rods 13 distributed in an array are provided on one side of the L-shaped clamp 12. The limit rods 13 are fixedly connected to the L-shaped clamp 12, and the limit rods 13 are slidably connected to the first limit hole 151. A first telescopic spring 14 is also provided on the outer side of the limit rod 13, and one end of the first telescopic spring 14 is fixedly connected to the L-shaped clamp 12, and the other end of the first telescopic spring 14 is fixedly connected to one end of the mounting hole 15. A threaded hand screw 17 is also provided at the bottom of the L-shaped clamp 12, and one end of the hand screw 17 passes through the L-shaped clamp 12 and is provided with a rotatably connected clamp 18, and the clamp 18 is slidably connected to the L-shaped clamp 12.

[0031] A rotating plate 19 is provided on the inner side of the extension plate 11, and a fixedly connected extension shaft 20 is provided on one side of the rotating plate 19. When the device needs to be fixed, the two L-shaped clamps 12 are pulled first, and then the rotating plate 19 is rotated out from between the clamp 18 and the base plate 1, and then the L-shaped clamp 12 is pulled out again, and the base plate 1 is placed on the desktop for teaching, and then the hand screw 17 is turned, and the hand screw 17 drives the clamp 18 to move upward, so that the clamp 18 and the lower end surface of the base plate 1 clamp the teaching desk.

[0032] The rotating plate 19 is rotatably connected to the extension plate 11 through an extension shaft 20. A first slide groove 21 is provided on the other side of the rotating plate 19. A second limiting hole 22 is provided on the inner upper side of the first slide groove 21. A first mounting plate 23 is provided between the rotating plates 19. A first display screen 24 is fixed to one side of the first mounting plate 23 by bolts. A symmetrically distributed second slide groove 29 is provided on one side of the first mounting plate 23. The second slide groove 29 is located on both sides of the first display screen 24.

[0033] Both ends of the first mounting plate 23 are further provided with a first sliding block 25 that is fixedly connected, a third limiting hole 26 is opened inside the first sliding block 25, a slidingly connected spring block 27 is provided inside the third limiting hole 26, one end of the spring block 27 is provided with a second telescopic spring 28 that is fixedly connected, and the other end of the second telescopic spring 28 is fixedly connected to one end of the third limiting hole 26.

[0034] A second mounting plate 30 is also provided on one side of the first mounting plate 23, and a second display screen 39 is fixedly provided inside one side of the second mounting plate 30 by bolts, and a symmetrically distributed second slider 37 is also provided below the other side of the second mounting plate 30, one end of the second slider 37 is fixedly connected to the second mounting plate 30, and the second slider 37 is slidably connected to the second slide groove 29, and a first placement groove 31 and a second placement groove 32 are also provided on the other side of the second mounting plate 30.

[0035] A first placement rack 33 is rotatably connected at one end of the first placement groove 31, and a second placement rack 34 is rotatably connected at the other end of the second placement groove 32. A first camera 35 is fixedly connected at one end of the first placement rack 33, and a second camera 36 is fixedly connected at the other end of the second placement rack 34. An elastic block 38 is slidably connected is also provided on the other side of the second mounting plate 30.

[0036] The working process and principle of the utility model are as follows:

[0037] When in use, the device is folded to Figure 1 The two L-shaped clamps 12 are pulled at this time, and then the rotating plate 19 is rotated out from between the clamping plate 18 and the base plate 1, and then the L-shaped clamp 12 is pulled out again, and the base plate 1 is placed on the teaching desktop, and then the hand screw 17 is turned, and the hand screw 17 drives the clamping plate 18 to move upward, so that the clamping plate 18 and the lower end surface of the base plate 1 clamp the teaching desk, and then the rotating plate 19 continues to rotate to a suitable angle, and at this time the first mounting plate 23 is pulled apart from between the rotating plates 19 until the third limiting hole 26 coincides with the second limiting hole 22, and at this time the spring block 27 pops out from the inside of the third limiting hole 26 into the second limiting hole 22 to fix the first mounting plate 23;

[0038] Then, the second mounting plate 30 is pulled out from one side of the first mounting plate 23. After the second mounting plate 30 is pulled out, the elastic card block 38 is inserted into the second mounting plate 30 to fix the second mounting plate 30. Then, the first placement rack 33 and the second placement rack 34 in the first placement slot 31 and the second placement slot 32 are pulled out until the first camera 35 and the second camera 36 are located on the left and right sides of the teacher. Then, the first display screen 24, the second display screen 39, the first camera 35 and the second camera 36 are turned on. At this time, the video shot by the first camera 35 and the second camera 36 is played through the first display screen 24 and the second display screen 39, so that the students in the audience can observe the teacher's piano playing techniques from multiple angles, thereby achieving better teaching results.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is only limited by the claims and their full scope and equivalents.

Claims

1. A music education teaching board, comprising a base plate (1), characterized in that: Both ends of one side of the base plate (1) are provided with a fixedly connected extension plate (11), both ends of the base plate (1) are also provided with an L-shaped clamp (12), the inner side of each extension plate (11) is provided with a rotating plate (19), a first mounting plate (23) is provided between the rotating plates (19), and a first display screen (24) is fixedly provided inside one side of the first mounting plate (23) by means of bolts; A second mounting plate (30) is also provided on one side of the first mounting plate (23); a second display screen (39) is fixedly provided inside one side of the second mounting plate (30) by means of bolts; a first placement groove (31) and a second placement groove (32) are also provided on the other side of the second mounting plate (30); a first placement frame (33) rotatably connected is provided at one end of the first placement groove (31); A rotatably connected second placement frame (34) is provided at the other end of the second placement groove (32), a fixedly connected first camera (35) is provided at one end of the first placement frame (33), and a fixedly connected second camera (36) is provided at the other end of the second placement frame (34).

2. A music education teaching board according to claim 1, characterized in that: Two mounting holes (15) distributed in an array are provided inside both ends of the base plate (1), a first limiting hole (151) is provided between the two opposite mounting holes (15), the first limiting hole (151) is communicated with the two opposite mounting holes (15), and a fixedly connected handle (16) is provided on the other side of the base plate (1).

3. A music education teaching board according to claim 1, characterized in that: One side of the L-shaped clamp (12) is provided with two limiting rods (13) distributed in an array, the limiting rods (13) are fixedly connected to the L-shaped clamp (12), the limiting rods (13) are slidably connected to the first limiting hole (151), and the outer side of the limiting rod (13) is also provided with a first telescopic spring (14), one end of the first telescopic spring (14) is fixedly connected to the L-shaped clamp (12).

4. A music education teaching board according to claim 3, characterized in that: The other end of the first telescopic spring (14) is fixedly connected to one end of the mounting hole (15); a threaded hand screw (17) is also provided at the bottom of the L-shaped clamp (12); one end of the hand screw (17) passes through the L-shaped clamp (12) and is provided with a rotatably connected clamp (18); the clamp (18) is slidably connected to the L-shaped clamp (12).

5. A music education teaching board according to claim 1, characterized in that: A fixedly connected extension shaft (20) is provided on one side of the rotating plate (19), and the rotating plate (19) is rotatably connected to the extension plate (11) via the extension shaft (20). A first slide groove (21) is provided on the other side of the rotating plate (19), and a second limiting hole (22) is provided on the upper inner side of the first slide groove (21). A symmetrically distributed second slide groove (29) is provided on one side of the first mounting plate (23), and the second slide groove (29) is located on both sides of the first display screen (24).

6. A music education teaching board according to claim 1, characterized in that: Both ends of the first mounting plate (23) are provided with a first sliding block (25) which is fixedly connected, a third limiting hole (26) is provided inside the first sliding block (25), a slidingly connected spring block (27) is provided inside the third limiting hole (26), one end of the spring block (27) is provided with a second telescopic spring (28) which is fixedly connected, and the other end of the second telescopic spring (28) is fixedly connected to one end of the third limiting hole (26).

7. A music education teaching board according to claim 1, characterized in that: A symmetrically distributed second slider (37) is also provided below the other side of the second mounting plate (30), one end of the second slider (37) is fixedly connected to the second mounting plate (30), the second slider (37) is slidably connected to the second slide groove (29), and a slidably connected elastic block (38) is also provided on the other side of the second mounting plate (30).

Images