CN213634949U

CN213634949U - Music education demonstrating board

Info

Publication number: CN213634949U
Application number: CN202023326194.4U
Authority: CN
Inventors: 包秀兰; 兰兰; 唐琨; 曹韵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-06
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a music education demonstrating board, which comprises a U-shaped board body, wherein circular through grooves are respectively arranged on two sides of the U-shaped board body, the inner side walls of the two circular through grooves are rotatably connected with a third pipe body, and the inner side walls of the two circular through grooves are equally distributed with a circumference and are provided with clamping grooves; when need adjust the show board angle in the use, through two first L shaped plates of extrusion third body both sides, make first L shaped plate slide and drive the fixture block and break away from the draw-in groove, wherein the draw-in groove is offered for the circumference distributes, rotate the third body this moment and loosen first L shaped plate when the show board reaches suitable angle, the effort by the second spring promotes fixture block and the mutual joint of draw-in groove on the first L shaped plate and accomplishes the angle fixed, be equipped with two second L shaped plates on the show board simultaneously, can promote the second L shaped plate by the effort of first spring and slide in the second spout, and carry out the centre gripping to placing article on the show board and fix.

Description

Music education demonstrating board

Technical Field

The utility model relates to a music demonstrating board technical field specifically is a music education demonstrating board.

Background

As is well known, music education is a discipline for studying the law of music education. A special field of art education. The research content is as follows: essence of music education, meaning and method of social life music education, function and method of school life music education, selection of teaching materials, subject of each division of music education, and the like.

The invention is disclosed in China: CN210777311U discloses a music education demonstrating board, which can intuitively show the playing position to the trainee while explaining the music knowledge, and at different times of the school season, can change the demonstrating board according to the different teaching modes, and can adjust the height of the demonstrating board to adapt to the use of different teachers;

however, the device still has certain problems, after the device is used for a long time, the rotation performance between the movable rod and the lantern ring is reduced, or the degree of tightness is reduced, so that the angle of the musical instrument body above the device is automatically deviated, meanwhile, the device can not reasonably clamp and fix the musical instrument body, and when the device is used, the musical instrument body is easy to slide after being touched, so that the music education demonstrating board is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a music education demonstrating board.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a music education demonstrating board comprises a U-shaped board body, wherein circular through grooves are formed in two sides of the U-shaped board body, a third pipe body is connected to the inner side walls of the two circular through grooves in a rotating mode, clamping grooves are formed in the inner side walls of the two circular through grooves in an equidistant circumferential distribution mode, first sliding grooves are formed in two sides of the third pipe body, first L-shaped boards are symmetrically and slidably connected to the inner side walls of the two first sliding grooves, clamping blocks are fixedly connected to the repellent sides of the four first L-shaped boards, the outer side walls of the four clamping blocks are clamped to the inner side walls of the clamping grooves, second fixing blocks are fixedly connected to the adjacent sides of the four first L-shaped boards, second springs are fixedly connected to the adjacent ends of the four second fixing blocks, two first fixing blocks are fixedly connected to the outer side wall of the third pipe body in a symmetrical mode, and display boards are fixedly connected to, two second spouts, two have been seted up to the upper surface symmetry of show board the equal sliding connection of inside wall of second spout has second L shaped plate, two adjacent one side and two of second L shaped plate the equal fixedly connected with third fixed block of inside wall of second spout, four the equal fixedly connected with first spring in adjacent one side of third fixed block, two stoppers of the symmetrical fixedly connected with of lateral wall of third body.

Preferably, the lower surface of the U-shaped plate body is fixedly connected with a second pipe body, and the outer side wall of the second pipe body is connected with a first pipe body in a sliding mode.

Preferably, the outer side wall of the second pipe body is equidistantly provided with threaded holes, the outer side wall of the first pipe body is in threaded connection with a bolt, and one end of the bolt is in threaded connection with the inner side wall of the threaded holes.

Preferably, a second rubber pad is bonded to the upper surface of the first pipe body, and a first rubber pad is bonded to each of two adjacent sides of the second L-shaped plates.

Preferably, the bottom of the first pipe body is fixedly connected with a first shell, and the inner side wall of the first shell is connected with a drawer in a sliding mode.

Preferably, the bottom of the first shell is fixedly connected with a bottom plate, and the lower surface of the bottom plate is symmetrically and fixedly connected with four universal wheels.

(III) advantageous effects

Compared with the prior art, the utility model provides a music education demonstrating board possesses following beneficial effect:

first, in this device, two first L shaped plates of accessible extrusion third body both sides for first L shaped plate slides and drives the fixture block and break away from the draw-in groove, and rotates the third body and loosen first L shaped plate when the show board reaches suitable angle, makes fixture block and draw-in groove joint by the effort of second spring, accomplishes the angle and fixes.

In the device, two second L-shaped plates are arranged on the display plate, and can be pushed by the acting force of the first spring to slide in the second sliding grooves and clamp and fix the articles placed on the display plate.

Drawings

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

fig. 2 is a schematic view of the internal structure of the third tube and the U-shaped plate of the present invention;

fig. 3 is the internal structure diagram of the display board of the present invention.

In the figure: 1. a base plate; 2. a universal wheel; 3. a drawer; 4. a first housing; 5. a first pipe body; 6. a bolt; 7. a second tube body; 8. a U-shaped plate body; 9. a third tube; 10. a first L-shaped plate; 11. a second L-shaped plate; 12. a first rubber pad; 13. a display board; 14. a limiting block; 15. a first fixed block; 16. A first spring; 17. a threaded hole; 18. a second rubber pad; 19. a card slot; 20. a first chute; 21. a second spring; 22. a second fixed block; 23. a clamping block; 24. a circular through groove; 25. a third fixed block; 26. a second runner.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a music education demonstrating board comprises a U-shaped board body 8, wherein circular through grooves 24 are formed in two sides of the U-shaped board body 8, a third pipe body 9 is rotatably connected to the inner side walls of the two circular through grooves 24, clamping grooves 19 are formed in the inner side walls of the two circular through grooves 24 and are distributed in an equidistant circumferential manner, first sliding grooves 20 are formed in two sides of the third pipe body 9, first L-shaped plates 10 are symmetrically and slidably connected to the inner side walls of the two first sliding grooves 20, clamping blocks 23 are fixedly connected to the repellent surfaces of the four first L-shaped plates 10, the outer side walls of the four clamping blocks 23 are clamped to the inner side walls of the clamping grooves 19, second fixing blocks 22 are fixedly connected to the adjacent surfaces of the four first L-shaped plates 10, second springs 21 are fixedly connected to the adjacent ends of the four second fixing blocks 22, two first fixing blocks 15 are symmetrically and fixedly connected to the outer side wall of the third pipe body 9, two second chutes 26 have been seted up to the upper surface symmetry of show board 13, the equal sliding connection of inside wall of two second chutes 26 has second L shaped plate 11, the equal fixedly connected with third fixed block 25 of adjacent one side of two second L shaped plates 11 and the inside wall of two second chutes 26, the equal fixedly connected with first spring 16 in adjacent one side of four third fixed blocks 25, two stoppers 14 of the symmetrical fixedly connected with of lateral wall of third body 9.

In this embodiment, specifically: the lower surface of the U-shaped plate body 8 is fixedly connected with a second pipe body 7, and the outer side wall of the second pipe body 7 is connected with a first pipe body 5 in a sliding manner; the operator can adjust the overall height of the device by sliding the second tube 7 or the first tube 5.

In this embodiment, specifically: threaded holes 17 are formed in the outer side wall of the second pipe body 7 in an equidistant arrangement mode, the outer side wall of the first pipe body 5 is in threaded connection with a bolt 6, and one end of the bolt 6 is in threaded connection with the inner side wall of the threaded hole 17; after the height adjustment between first body 5 and the second body 7 is accomplished, fasten between the one end of accessible bolt 6 and screw hole 17 to accomplish the fixed of height.

In this embodiment, specifically: a second rubber pad 18 is bonded on the upper surface of the first pipe body 5, and a first rubber pad 12 is bonded on one adjacent side of each of the two second L-shaped plates 11; the second rubber pad 18 provides a cushioning force between the first body 5 and the U-shaped plate 8, and the first rubber pad 12 increases a side friction force of the two second L-shaped plates 11.

In this embodiment, specifically: the bottom of the first pipe body 5 is fixedly connected with a first shell 4, and the inner side wall of the first shell 4 is connected with a drawer 3 in a sliding manner; drawer 3 provides reasonable storage space for this device for operating personnel can place teaching material or other debris in drawer 3.

In this embodiment, specifically: the bottom of the first shell 4 is fixedly connected with a bottom plate 1, and the lower surface of the bottom plate 1 is symmetrically and fixedly connected with four universal wheels 2; bottom plate 1 and universal wheel 2 can play the effect of supporting stably and removing the transportation for this device main part, and wherein the service brake board is installed to one side of universal wheel 2.

To sum up, the working principle and working process of the music education teaching board are that, when the music education teaching board is used, firstly, music teaching materials or musical instrument bodies are placed on the display board 13, when the angle of the display board 13 needs to be adjusted, the two first L-shaped boards 10 on the two sides of the third pipe 9 can be extruded to enable the first L-shaped boards 10 to slide and drive the clamping blocks 23 to be separated from the clamping grooves 19, wherein the clamping grooves 19 are circumferentially distributed and are convenient to fix after rotating, at the moment, the first L-shaped boards 10 are loosened by rotating the third pipe 9 until the display board 13 reaches a proper angle, the clamping blocks 23 on the first L-shaped boards 10 and the clamping grooves 19 are mutually clamped and finish angle fixing by the acting force of the second springs 21, meanwhile, the two second L-shaped boards 11 are arranged on the display board 13, the second L-shaped boards 11 can be pushed to slide in the second sliding grooves 26 by the acting force of the first springs 16, and carry out the centre gripping to placing the article on show board 13 fixedly, thereby operating personnel accessible slip second body 7 or first body 5 adjusts the whole height of this device, after the height adjustment finishes between first body 5 and the second body 7, fasten between the one end of accessible bolt 6 and screw hole 17, thereby accomplish the fixed of height, in this device, second rubber pad 18 can provide the cushion effect between first body 5 and the U-shaped plate body 8, the lateral friction of two second L-shaped boards 11 of multiplicable first rubber pad 12.

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 education demonstrating board, includes U-shaped plate body (8), its characterized in that: the two sides of the U-shaped plate body (8) are respectively provided with a circular through groove (24), the inner side walls of the two circular through grooves (24) are rotatably connected with a third pipe body (9), the inner side walls of the two circular through grooves (24) are respectively provided with a clamping groove (19) in an equidistant circumferential distribution, the two sides of the third pipe body (9) are respectively provided with a first sliding groove (20), the inner side walls of the two first sliding grooves (20) are respectively and symmetrically connected with a first L-shaped plate (10) in a sliding manner, the repelling surfaces of the four first L-shaped plates (10) are respectively and fixedly connected with a clamping block (23), the outer side walls of the four clamping blocks (23) are respectively and fixedly connected with the inner side walls of the clamping grooves (19), the adjacent surfaces of the four first L-shaped plates (10) are respectively and fixedly connected with a second fixing block (22), and the adjacent end of the, two first fixed blocks (15) of lateral wall symmetry fixedly connected with of third body (9), two the top fixedly connected with show board (13) of first fixed block (15), two second spout (26), two have been seted up to the upper surface symmetry of show board (13) the equal sliding connection of inside wall of second spout (26) has second L shaped plate (11), two adjacent one side and two of second L shaped plate (11) the equal fixedly connected with third fixed block (25), four of inside wall of second spout (26) the equal fixedly connected with first spring (16) in adjacent one side of third fixed block (25), two stopper (14) of lateral wall symmetry fixedly connected with of third body (9).

2. A music education demonstrating board according to claim 1, wherein: the lower surface fixed connection of U-shaped plate body (8) has second body (7), the lateral wall sliding connection of second body (7) has first body (5).

3. A music education demonstrating board according to claim 2, wherein: threaded holes (17) are formed in the outer side wall of the second pipe body (7) in an equidistance arrangement mode, a bolt (6) is connected to the outer side wall of the first pipe body (5) in a threaded mode, and one end of the bolt (6) is connected to the inner side wall of the threaded holes (17) in a threaded mode.

4. A music education demonstrating board according to claim 2, wherein: a second rubber pad (18) is bonded to the upper surface of the first pipe body (5), and a first rubber pad (12) is bonded to the adjacent side of each of the two second L-shaped plates (11).

5. A music education demonstrating board according to claim 2, wherein: the bottom fixedly connected with first casing (4) of first body (5), the inside wall sliding connection of first casing (4) has drawer (3).

6. A music education demonstrating board according to claim 5, wherein: the bottom of first casing (4) fixedly connected with bottom plate (1), the lower surface symmetry fixedly connected with four universal wheels (2) of bottom plate (1).