CN212256642U - A display board for music teaching - Google Patents

Abstract

The utility model provides a music teaching is with show board relates to the show board field. This show board is used in music teaching includes the base, branch and show board, branch is established at the base top, branch and base fixed connection, show board front side bottom is equipped with the fixed plate, fixed plate rear side fixedly connected with clutch blocks, the clutch blocks contacts with the show board front side, the restriction groove has been seted up on the branch, fixed plate both sides fixedly connected with bull stick, the bull stick bottom is equipped with the hinge bar, hinge bar bottom fixedly connected with dead lever, dead lever one side is equipped with the carousel, dead lever bottom fixedly connected with spacing ring, the inside cover of spacing ring is equipped with the spliced pole. This music teaching is with show board when the articulated mast rises, under the limiting action of supplementary restriction pole, the fixed plate wants to carry out the reciprocating motion of vertical direction to can make the clutch blocks on the fixed plate scrape the surface of show board, thereby with the clean surface of show board, speed of cleaning is very fast.

Description

A display board for music teaching

technical field

The utility model relates to the technical field of display boards, in particular to a display board for music teaching.

Background technique

It is a compulsory course for relevant majors and secondary normal schools in music departments, music colleges and education colleges of higher normal colleges and universities. It studies the theory and application of music teaching. Based on the music syllabus for primary and secondary schools, this paper expounds the purpose, tasks and teaching materials selection principles of music teaching, studies the laws of music teaching, and discusses the teaching steps and methods of music theory, sight-singing, singing, instrumental music, and music appreciation. The main task is to cultivate the ability of normal students and in-service teachers to apply pedagogy, psychological principles and music professional knowledge and skills to music education practice. In music teaching, in order to better display teaching knowledge, display boards are often used.

In the actual use of the existing display boards for music teaching, when cleaning the handwriting on the display board, tools such as a blackboard eraser are generally used for cleaning. time.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the present invention provides a display board for music teaching, so as to solve the problems raised in the above background technology.

(2) Technical solutions

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a display board for music teaching, comprising a base, a support rod and a display board, the support rod is arranged on the top of the base, and the support rod is fixedly connected with the base, A fixing plate is arranged at the bottom of the front side of the display board, a friction block is fixedly connected to the rear side of the fixing plate, and the friction block is in contact with the front side of the display board. A rotating rod is fixedly connected, and the rotating rod and the support rod are slidably connected through a restricting groove, the bottom of the rotating rod is provided with a hinge rod, the hinge rod and the rotating rod are rotatably sleeved, and the bottom of the hinge rod is fixedly connected with a hinge rod. A fixing rod, a turntable is arranged on one side of the fixing rod, a limiting ring is fixedly connected to the bottom of the fixing rod, and a connecting column is sleeved inside the limiting ring.

Preferably, the restriction assembly includes a clamp and a fastening bolt, the clamp is provided on the top of the support rod, the clamp and the support rod are hingedly connected, the clamp is set in a concave shape, and the clamp The hoop is connected with the display board by clamping, the front side of the clamp is provided with fastening bolts, the fastening bolts are threadedly connected with the clamp, and the fastening bolts pass through the clamp and are in contact with the surface of the display board.

Preferably, the display board is arranged on the top of the support rod, and the display board and the support rod are movably connected by a shaft pin.

Preferably, a rotating shaft is fixedly connected to one side of the turntable, the rotating shaft extends through the support rod to one side of the support rod, and the rotating shaft and the support rod are rotatably connected through a bearing.

Preferably, a turning handle is provided on one side of the turntable, and the turning handle is fixedly connected with the rotating shaft, and a restriction assembly is provided on the other side of the display board.

Preferably, the connecting column and the limiting ring are rotatably connected through a bearing, and one end of the connecting column is fixedly connected to the turntable.

Preferably, the bottom of the fixing plate is provided with an auxiliary restricting rod, the auxiliary restricting rod is fixedly connected with the fixing plate, and the auxiliary restricting rod and the support rod are slidably and clamped.

The utility model provides a display board for music teaching, which has the following beneficial effects:

1. When the turntable rotates on the display board for music teaching, the connecting column moves in a circle with the turntable. At this time, the position of the connecting column can be changed relatively. At this time, the limit ring will drive the fixed rod to move up. The rod and the hinge rod are fixedly connected, the hinge rod and the rotating rod are connected in rotation, and the rotating rod and the fixed plate are only fixedly connected. The reciprocating movement in the direction can make the friction block on the fixed plate scrape the surface of the display board, so as to clean the surface of the display board, and the cleaning speed is fast.

2. In order to ensure the stability of the display board in the vertical state of the display board for music teaching, a limit component is set on the support rod. The clamp in the limit component is stuck on the outer edge of the display board, and the fastening bolts are used to The function of fastening, so that the display board is very stable in the process of use.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the rotary table structure schematic diagram of the present utility model;

FIG. 3 is an enlarged view of the structure of part A of FIG. 1 of the present utility model.

In the figure: 1. Base; 2. Support rod; 3. Display board; 4. Fixed board; 5. Friction block; 6. Restriction groove; 7. Hinged rod; ; 11, connecting column; 12, limit ring; 13, turning handle; 14, clamp; 15, fastening bolt; 16, auxiliary limit rod.

Detailed ways

The embodiment of the present invention provides a display board for music teaching, as shown in Figures 1-3, comprising a base 1, a support rod 2 and a display board 3, the support rod 2 is arranged on the top of the base 1, and the support rod 2 is fixed to the base 1 Connection, the display board 3 is arranged on the top of the support rod 2, and the display board 3 and the support rod 2 are movably connected by a shaft pin. , the friction block 5 is in contact with the front side of the display board 3, the support rod 2 is provided with a restriction groove 6, the two sides of the fixed plate 4 are fixedly connected with a rotating rod 8, and the rotating rod 8 and the support rod 2 are slidably connected through the limiting groove 6 , the bottom of the rotating rod 8 is provided with a hinged rod 7, the hinged rod 7 is rotatably sleeved with the rotating rod 8, the bottom of the hinged rod 7 is fixedly connected with a fixed rod 9, one side of the fixed rod 9 is provided with a turntable 10, and one side of the turntable 10 is fixedly connected with a A rotating shaft, the rotating shaft extends through the support rod 2 to one side of the support rod 2, the rotating shaft and the support rod 2 are rotatably connected by a bearing, the bottom of the fixed rod 9 is fixedly connected with a limit ring 12, and the limit ring 12 is sleeved with a connecting column 11 inside , the connecting column 11 and the limit ring 12 are connected by bearing rotation, one end of the connecting column 11 is fixedly connected with the turntable 10, one side of the turntable 10 is provided with a turning handle 13, the turning handle 13 is fixedly connected with the rotating shaft, and the other side of the display board 3 With restricted components.

Specifically, the restricting assembly includes a clamp 14 and a fastening bolt 15. The clamp 14 is provided on the top of the support rod 2, and the clamp 14 and the support rod 2 are hingedly connected. The clamp 14 is set in a concave shape, and the clamp 14 is connected to The display board 3 is snap-connected. The front side of the clamp 14 is provided with a fastening bolt 15 . The fastening bolt 15 is threadedly connected with the clamp 14 .

For further description, the bottom of the fixing plate 4 is provided with an auxiliary restricting rod 16 , the auxiliary restricting rod 16 is fixedly connected with the fixing plate 4 , and the auxiliary restricting rod 16 is slidably connected with the support rod 2 .

The specific embodiment is as follows: during the actual use of the present invention, both sides of the display board 3 can be used for writing and painting. The user rotates the handle 13. For fixing, the rotating shaft is fixed with the turntable 10 again. When the turning handle 13 is rotated, the turntable 10 can rotate synchronously. Because the connecting column 11 is fixed on the turntable 10 at this time, a limit ring 12 is sleeved outside the connecting column 11. And between the limit ring 12 and the connecting column 11 is a rotating connection, when the turntable 10 rotates, the connecting column 11 makes a circular motion along with the turntable 10, and the position of the connecting column 11 can be changed relatively at this time. The position ring 12 will drive the fixed rod 9 to move up. Since the fixed rod 9 and the hinge rod 7 are fixedly connected, the hinge rod 7 and the rotating rod 8 are rotationally connected, and the rotating rod 8 and the fixed plate 4 are only fixedly connected. When the rod 7 rises, under the restriction of the auxiliary restriction rod 16, the fixed plate 4 wants to reciprocate in the vertical direction, so that the friction block 5 on the fixed plate 4 can scrape the surface of the display plate 3, thereby Clean the surface of the display board 3 clean.

In addition, since writing on one side of the display board 3 can be performed on multiple sides, in order to ensure the stability of the display board 3 in the vertical state, a limiting component is set on the support rod 2, and the clamp 14 in the limiting component is clamped on On the outer edge of the display board 3, the fastening bolts 15 play a role of fastening, so that the display board 3 is very stable during use.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a music teaching is with show board, includes base (1), branch (2) and show board (3), establish at base (1) top branch (2), branch (2) and base (1) fixed connection, its characterized in that: the display board is characterized in that a limiting component is arranged on the other side of the display board (3), a fixing plate (4) is arranged at the bottom of the front side of the display board (3), a friction block (5) is fixedly connected to the rear side of the fixing plate (4), the friction block (5) is in contact with the front side of the display board (3), a limiting groove (6) is formed in the supporting rod (2), rotating rods (8) are fixedly connected to the two sides of the fixing plate (4), the rotating rods (8) are slidably connected with the supporting rod (2) through the limiting groove (6), a hinge rod (7) is arranged at the bottom of the rotating rod (8), the hinge rod (7) is rotatably sleeved with the rotating rods (8), a fixing rod (9) is fixedly connected to the bottom of the hinge rod (7), a turntable (10) is arranged on one side of the fixing rod (9), a limiting ring (12) is fixedly connected to the bottom of the fixing rod (9, fixed plate (4) bottom is equipped with supplementary restriction lever (16), supplementary restriction lever (16) and fixed plate (4) fixed connection, slip joint between supplementary restriction lever (16) and branch (2).

2. The display board for music teaching according to claim 1, wherein: restriction subassembly includes clamp (14) and fastening bolt (15), establish at branch (2) top clamp (14), hinge connection between clamp (14) and branch (2), clamp (14) set up to the character cut in bas-relief shape, clamp (14) are connected with show board (3) block, clamp (14) front side is equipped with fastening bolt (15), fastening bolt (15) and clamp (14) threaded connection, fastening bolt (15) pass clamp (14) and contact with show board (3) surface.

3. The display board for music teaching according to claim 1, wherein: the display board (3) is arranged at the top of the supporting rod (2), and the display board (3) is movably connected with the supporting rod (2) through a shaft pin.

4. The display board for music teaching according to claim 1, wherein: carousel (10) one side fixedly connected with pivot, the pivot passes branch (2) and extends to branch (2) one side, rotate through the bearing between pivot and branch (2) and be connected.

5. The display board for music teaching according to claim 4, wherein: and a rotating handle (13) is arranged on one side of the rotating disc (10), and the rotating handle (13) is fixedly connected with the rotating shaft.

6. The display board for music teaching according to claim 1, wherein: the connecting column (11) is rotatably connected with the limiting ring (12) through a bearing, and one end of the connecting column (11) is fixedly connected with the turntable (10).

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