CN112653949A

CN112653949A - Music player for teaching

Info

Publication number: CN112653949A
Application number: CN202011640592.5A
Authority: CN
Inventors: 丁洋洋; 吴海洋; 夏谦
Original assignee: Nanjing Weike Technology Co ltd
Current assignee: Nanjing Weike Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-04-13

Abstract

The invention discloses a music player for teaching, which comprises a main body, wherein universal wheels are connected to two sides of the bottom of the main body, a display screen is arranged at the front part of the main body, a control button is arranged at the front part of the main body, which is close to the bottom of the display screen, a camera is arranged at the front part of the main body, which is close to the top of the display screen, a loudspeaker is arranged at the top of the main body, sliding grooves are formed in two sides of the main body, sliding blocks are arranged inside the sliding grooves, the sliding blocks and the sliding grooves form a sliding structure, and a connecting frame is fixed on one side of each sliding. According to the invention, the connecting frame is arranged, the connecting frame is pushed, the connecting frame drives the sliding block to move in the sliding groove, when the top of the connecting frame props against the top of the main body, the cross sectional area of one side of the connecting frame, which is close to the loudspeaker, is larger than that of the loudspeaker, so that the top of the connecting frame can completely cover the loudspeaker, and the phenomenon that the loudspeaker is blocked because the loudspeaker is exposed in the air for a long time and dust falls into the inside of the loudspeaker is avoided.

Description

Music player for teaching

Technical Field

The invention relates to the technical field of music players, in particular to a music player for teaching.

Background

The music education mainly refers to school music education organized, planned and purposefully according to certain social requirements, wherein music affects thought, emotion and thinking quality of people and improves knowledge and skill, and a music player for teaching is needed for the school to facilitate teaching when the school performs music teaching.

Although the types and the number of the conventional teaching music players are very large, the conventional teaching music players still have certain problems, and certain inconvenience is brought to the use of the teaching music players.

However, most of teaching music players are inconvenient to prevent dust for the loudspeaker in the using process, the interior of the loudspeaker is easy to be blocked by dust to influence the tone quality, and the application range of the teaching music player is limited to a great extent, so that the technology capable of improving the structure of the teaching music player is urgently needed to perfect the equipment.

Disclosure of Invention

The invention aims to provide a teaching music player, which solves the problems that a loudspeaker is inconvenient to prevent dust in the using process of the teaching music player, and the interior of the loudspeaker is easy to be blocked by dust to influence the tone quality.

In order to achieve the purpose, the invention provides the following technical scheme: a music player for teaching comprises a main body, wherein two sides of the bottom of the main body are connected with universal wheels, a display screen is arranged at the front part of the main body, a control key is arranged at the bottom of the front part of the main body close to the display screen, wherein,

the front part of the main body is provided with a camera close to the top of the display screen, the top of the main body is provided with a loudspeaker, sliding grooves are formed in two sides of the main body, a sliding block is arranged inside the sliding grooves, the sliding block and the sliding grooves form a sliding structure, one side, far away from the sliding grooves, of the sliding block is fixedly provided with a connecting frame, the top of the sliding block is connected with a fixed block, and the top, close to the sliding grooves, of the main body is provided with a fixed;

the improved multifunctional electric scooter is characterized in that a groove is formed in the middle of the top end of the connecting frame, a rotating shaft is fixed inside the groove, a handle is rotatably connected to the outside of the rotating shaft, and an elastic sheet is connected to one side, close to the groove, of the top of the connecting frame.

Preferably, the two sliding blocks are arranged on the two sides of the perpendicular bisector of the main body symmetrically.

Preferably, the cross section of the connecting frame is U-shaped, and the cross sectional area of one side of the connecting frame, which is close to the horn, is larger than that of the horn.

Preferably, the cross sections of the fixing block and the fixing groove are rhombic, and the transverse maximum length of the fixing block is larger than the length of the opening of the fixing groove.

Preferably, the inner dimension of the recess is greater than the outer dimension of the handle.

Preferably, the length from the elastic sheet to the bottom of the groove is greater than the thickness of the handle.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the connecting frame is arranged, the connecting frame is pushed, the connecting frame drives the sliding block to move in the sliding groove, when the top of the connecting frame props against the top of the main body, the cross sectional area of one side of the connecting frame, which is close to the loudspeaker, is larger than that of the loudspeaker, so that the top of the connecting frame can completely cover the loudspeaker, and the phenomenon that the loudspeaker is blocked because the loudspeaker is exposed in the air for a long time and dust falls into the inside of the loudspeaker is avoided.

2. According to the invention, the fixed block is arranged, the handle is pulled, the handle drives the connecting frame to move, the connecting frame drives the sliding block to move, the sliding block drives the fixed block to move, when the fixed block moves to the inside of the fixed groove, the fixed block is convenient to lift and fix the connecting frame through the clamping structure formed by the fixed block and the fixed groove, and the phenomenon that the loudspeaker is blocked by the main body when the main body is used to influence the volume is avoided.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention.

In the figure: 1. a main body; 2. a universal wheel; 3. a display screen; 4. a control key; 5. a camera; 6. a horn; 7. a chute; 8. a slider; 9. a connecting frame; 10. a fixed block; 11. fixing grooves; 12. a groove; 13. A rotating shaft; 14. a handle; 15. an elastic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a music player for teaching comprises a main body 1, universal wheels 2, a display screen 3, control keys 4, a camera 5, a loudspeaker 6, a chute 7, a slide block 8, a connecting frame 9, a fixing block 10, a fixing groove 11, a groove 12, a rotating shaft 13, a handle 14 and a spring piece 15, wherein the universal wheels 2 are connected with two sides of the bottom of the main body 1, the display screen 3 is arranged at the front part of the main body 1, the control keys 4 are arranged at the bottom of the front part of the main body 1 close to the display screen 3, wherein,

the top that the front portion of main part 1 is close to display screen 3 is provided with camera 5, loudspeaker 6 is installed at the top of main part 1, spout 7 has been seted up to the both sides of main part 1, the inside of spout 7 is provided with slider 8, slider 8 is provided with two altogether, and two sliders 8 symmetry sets up the both sides at the perpendicular bisector in main part 1, promotes link 9, and link 9 drives slider 8 and removes, and slider 8 slides in the inside of spout 7, the moving direction of fixed link 9 of being convenient for, slider 8 constitutes sliding structure with spout 7, one side that slider 8 kept away from spout 7 is fixed with link 9, the cross-section of link 9 is the U-shaped, and link 9 is close to the cross-sectional area that loudspeaker 6 one side is greater than loudspeaker 6, promotes link 9, and link 9 drives slider 8 and removes in spout 7, when the top of link 9 supports the top of main part 1, the cross-sectional area that link 9 is close to loudspeaker 6 one side is greater than the cross-sectional area of loudspeaker 6, is convenient for make link 9 cover loudspeaker 6 totally at the top, avoids because loudspeaker 6 exposes in the air for a long time, and the dust falls into the inside of loudspeaker 6 and leads to blockking up, the top of slider 8 is connected with fixed block 10, the cross-section of fixed block 10 and fixed slot 11 is the rhombus, and the horizontal maximum length of fixed block 10 is greater than the length of fixed slot 11 opening part moreover, when needing to use main part 1, pulling handle 14, handle 14 drive link 9 removes, link 9 drives slider 8 and removes, slider 8 drives fixed block 10 and removes, when fixed block 10 removes the inside of fixed slot 11, fixed block 10 is convenient for lift link 9 and fix through the block structure that constitutes with fixed slot 11, avoids main part 1 to block up loudspeaker 6 when using, influences the volume, meanwhile, the handle 14 is held, the main body 1 is convenient to move through the universal wheel 2, and the top of the main body 1, which is close to the sliding chute 7, is provided with a fixing groove 11;

the utility model discloses a loudspeaker 6, including connecting frame 9, recess 12, shell fragment 15, handle 14, pivot 13, handle 14, recess 12, recess, handle 14, and the recess is equipped with the recess, and the recess is equipped with the handle, the recess 12 is equipped with the recess 12.

The working principle is as follows: when the music player for teaching is used, firstly, the handle 14 is pulled, the handle 14 drives the connecting frame 9 to move, the connecting frame 9 drives the sliding block 8 to move, the sliding block 8 drives the fixed block 10 to move, when the fixed block 10 moves to the inside of the fixed groove 11, the fixed block 10 is convenient to lift and fix the connecting frame 9 through a clamping structure formed by the fixed groove 11, the loudspeaker 6 is prevented from being blocked when the main body 1 is used, the volume is influenced, meanwhile, the handle 14 is held, the main body 1 is convenient to move through the universal wheel 2, when the main body 1 is not required to be used, the connecting frame 9 is pushed, the connecting frame 9 drives the sliding block 8 to move in the sliding groove 7, when the top of the connecting frame 9 is abutted against the top of the main body 1, the cross-sectional area of the connecting frame 9 close to one side of the loudspeaker 6 is larger than that of the loudspeaker 6, the connecting frame 9 is convenient to completely, the dust falls into the inside of loudspeaker 6 and leads to the jam, later, rotates handle 14, and handle 14 supports shell fragment 15, and when handle 14 rotated the inside of recess 12, shell fragment 15 popped out the edge of supporting handle 14, is convenient for reduce the occupation space of handle 14 when not using main part 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A music player for teaching, includes main part (1), its characterized in that: the two sides of the bottom of the main body (1) are connected with universal wheels (2), the front part of the main body (1) is provided with a display screen (3), the bottom of the front part of the main body (1) close to the display screen (3) is provided with a control key (4), wherein,

the front part of the main body (1) close to the top of the display screen (3) is provided with a camera (5), the top of the main body (1) is provided with a loudspeaker (6), two sides of the main body (1) are provided with sliding grooves (7), a sliding block (8) is arranged inside the sliding grooves (7), the sliding block (8) and the sliding grooves (7) form a sliding structure, one side, far away from the sliding grooves (7), of the sliding block (8) is fixedly provided with a connecting frame (9), the top of the sliding block (8) is connected with a fixed block (10), and the top of the main body (1) close to the sliding grooves (7) is provided with a fixed groove (11);

a groove (12) is formed in the middle of the top end of the connecting frame (9), a rotating shaft (13) is fixed inside the groove (12), a handle (14) is rotatably connected to the outside of the rotating shaft (13), and an elastic sheet (15) is connected to one side, close to the groove (12), of the top of the connecting frame (9).

2. The music player for teaching of claim 1, wherein: the two sliding blocks (8) are arranged, and the two sliding blocks (8) are symmetrically arranged on two sides of the perpendicular bisector of the main body (1).

3. The music player for teaching of claim 1, wherein: the cross section of the connecting frame (9) is U-shaped, and the cross sectional area of one side, close to the loudspeaker (6), of the connecting frame (9) is larger than that of the loudspeaker (6).

4. The music player for teaching of claim 1, wherein: the cross sections of the fixing block (10) and the fixing groove (11) are rhombic, and the transverse maximum length of the fixing block (10) is larger than the length of an opening of the fixing groove (11).

5. The music player for teaching of claim 1, wherein: the inner dimension of the recess (12) is larger than the outer dimension of the handle (14).

6. The music player for teaching of claim 1, wherein: the length from the elastic sheet (15) to the bottom of the groove (12) is larger than the thickness of the handle (14).