CN213904631U - Vocal music demonstrating board - Google Patents

Abstract

The utility model discloses a vocal music demonstrating board, including bottom plate, fixed plate, driving belt and adjustment mechanism, it is connected with two screw thread section of thick bamboo to rotate on the top surface of bottom plate, and both fixed sleeves are equipped with the belt pulley on two said screw thread section of thick bamboo, the driving belt cover is established on two belt pulleys, and all threaded connections have the threaded rod in two said screw thread section of thick bamboo, set firmly the binaural seat on the top surface of fixed plate, the top of bottom plate is provided with the demonstrating board body, install the articulated elements on the back of demonstrating board body, the articulated elements is located binaural seat and is connected with binaural seat through adjustment mechanism; four corners of the bottom surface of the bottom plate are provided with moving mechanisms. The utility model adjusts the height of the demonstrating board body by rotating the thread cylinder, thereby matching the height of the demonstrating board body with the height of a teacher; through adjusting adjustment mechanism make the tight articulated elements of ears seat not clamp, make the articulated elements can rotate to the inclination to the demonstrating board body is adjusted.

Description

Vocal music demonstrating board

Technical Field

The utility model relates to a vocal music teaching technical field especially relates to a vocal music demonstrating board.

Background

Along with the increasingly active social culture, more and more people can select various cultural lives to enrich the entertainment life of the people according to the personal hobbies, music is an art for realizing the emotion of the real life of the people, in the art types, the music is an abstract art, and the music can be classified into east music and west music in the historical development. The ancient theoretical basis of China, including China in the east, is the five-tone scale, i.e., the palace, the quotient, the angle, the syndrome and the feather, and the seven-tone scale in the west. The music is pleasing to the eye and brings the enjoyment of the sense of hearing to you.

Most of the existing music adopts western seven-tone scales, but in music teaching, the teaching of the vocal music is often limited to a circumstance that only can be sent without words, and teachers can not enable students to master the contents of the learning by means of oral teaching, so that the music teaching can not be popularized and popularized further, so that a vocal music teaching board is often used in the teaching, the use of the vocal music teaching board can not only show the key points to be learned in a classroom for a long time, but also can be repeatedly used for a plurality of times according to the requirement of class, so that the teaching is more convenient; however, the height and the angle of the existing vocal music teaching board are not easy to adjust, and the current vocal music teaching board cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vocal music demonstrating board to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:

a vocal music teaching board comprises a bottom board, a fixed board, a transmission belt and an adjusting mechanism, wherein two thread cylinders are rotatably connected to the top surface of the bottom board, belt pulleys are fixedly sleeved on the two thread cylinders, the transmission belt is sleeved on the two belt pulleys, a plurality of rotating rods are fixedly arranged on the side surface of the thread cylinder positioned on the left side, threaded rods are connected in the two thread cylinders in a threaded manner, the upper ends of the two threaded rods extend out of the thread cylinders and are fixedly connected with the bottom surface of the fixed board, two lug seats are fixedly arranged on the top surface of the fixed board, a teaching board body is arranged above the bottom board, hinge elements are mounted on the back surface of the teaching board body, and are positioned in the two lug seats and connected with the two lug seats through the adjusting mechanism; four corners of the bottom surface of the bottom plate are provided with moving mechanisms.

Preferably, the adjusting mechanism comprises a bolt and a fixing nut, the fixing nut is fixedly connected with one side of the double-lug seat, and one end of the bolt penetrates through the double-lug seat and the hinged piece and is in threaded connection with the fixing nut.

Preferably, a hand screwing rod is fixedly arranged at one end, far away from the fixing nut, of the bolt, and the hand screwing rod is made of stainless steel.

Preferably, a staff demonstration area and a writing area are arranged on the front face of the teaching board body, and the staff demonstration area is located above the writing area.

Preferably, the moving mechanism comprises a fixed column and a fixed cylinder, the top end of the fixed column is fixedly connected with the bottom surface of the bottom plate, the lower portion of the fixed column is located in the fixed cylinder and is in sliding connection with the fixed cylinder, a moving wheel is installed on the bottom surface of the fixed cylinder, a second magnet is fixedly arranged on the inner bottom surface of the fixed cylinder, a first magnet is fixedly arranged on the bottom surface of the fixed column, and the first magnet and the second magnet are magnetically repelled.

Preferably, a spring is arranged between the first magnet and the second magnet, and two ends of the spring are fixedly connected with the first magnet and the second magnet respectively.

The utility model has the advantages that:

1. the utility model moves the threaded rod by rotating the threaded cylinder, further drives the fixed plate to move, and further adjusts the height of the demonstrating board body, thereby matching the height of the demonstrating board body with the height of a teacher; make the tight articulated elements of ears seat not clamp through adjusting adjustment mechanism to make the articulated elements can rotate, thereby adjust the inclination of demonstrating board body, adjust the completion back, make the tight articulated elements of ears seat clamp through adjusting adjustment mechanism, make the articulated elements can not rotate, thereby fixed with the inclination of demonstrating board body.

2. The utility model is provided with the moving mechanism, so that the utility model can move; the spring in the moving mechanism can be for the utility model provides a absorbing effect, first magnet and second magnet in the moving mechanism can be for the utility model discloses further provide the cushioning effect, thereby removing the utility model discloses meet when jolting, can protect the utility model discloses can protect.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a schematic structural view of the moving mechanism of the present invention;

fig. 4 is a front view of the adjusting mechanism of the present invention;

reference numerals: 1. a base plate; 2. a threaded barrel; 3. a threaded rod; 4. a fixing plate; 5. a binaural seat; 6. a teaching board body; 7. an articulation member; 8. a bolt; 9. screwing the rod by hand; 10. fixing a nut; 11. a belt pulley; 12. a drive belt; 13. rotating the rod; 14. fixing a column; 15. a fixed cylinder; 16. a moving wheel; 17. a first magnet; 18. a second magnet; 19. a spring; 20. a staff demonstration area; 21. a writing area.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Examples

As shown in fig. 1-4, a vocal music teaching board comprises a bottom plate 1, a fixing plate 4, a transmission belt 12 and an adjusting mechanism, wherein the top surface of the bottom plate 1 is rotatably connected with two threaded cylinders 2, the two threaded cylinders 2 are both fixedly sleeved with belt pulleys 11, the transmission belt 12 is sleeved on the two belt pulleys 11, a plurality of rotating rods 13 are fixedly arranged on the side surface of the threaded cylinder 2 on the left side, threaded rods 3 are connected in the two threaded cylinders 2 in a threaded manner, the upper ends of the two threaded rods 3 extend out of the threaded cylinders 2 and are both fixedly connected with the bottom surface of the fixing plate 4, a binaural seat 5 is fixedly arranged on the top surface of the fixing plate 4, a teaching board body 6 is arranged above the bottom plate 1, an articulated element 7 is arranged on the back surface of the teaching board body 6, and the articulated element 7 is positioned in the binaural seat 5 and connected with the binaural seat; the four corners of the bottom surface of the bottom plate 1 are all provided with a moving mechanism, the adjusting mechanism comprises a bolt 8 and a fixed nut 10, the fixed nut 10 is fixedly connected with one side of the double-lug seat 5, one end of the bolt 8 penetrates through the double-lug seat 5 and the hinge element 7 and is in threaded connection with the fixed nut 10, a hand-screwing rod 9 is fixedly arranged at one end of the bolt 8 far away from the fixed nut 10, the hand-screwing rod 9 is made of stainless steel, a staff demonstration area 20 and a writing area 21 are arranged on the front surface of the teaching board body 6, the staff demonstration area 20 is positioned above the writing area 21, the moving mechanism comprises a fixed column 14 and a fixed cylinder 15, the top end of the fixed column 14 is fixedly connected with the bottom surface of the bottom plate 1, the lower part of the fixed column 14 is positioned in the fixed cylinder 15 and is in sliding connection with the fixed cylinder 15, a moving wheel 16 is arranged on the bottom surface of the fixed cylinder 15, a second magnet 18 is fixedly arranged on the inner bottom surface of the fixed cylinder 15, a first magnet 17 is fixedly arranged on the bottom surface of the fixed column 14, the first magnet 17 and the second magnet 18 repel each other magnetically, a spring 19 is arranged between the first magnet 17 and the second magnet 18, and two ends of the spring 19 are fixedly connected with the first magnet 17 and the second magnet 18 respectively.

The working principle is as follows: during the use, through removing this device to the appointed place, when the removal meets the highway section of jolting, bottom plate 1 can the lapse and extrude fixed column 14, make fixed column 14 lapse and extrusion spring 19, the resilience force of being extruded spring 19 can upwards promote fixed column 14, thereby for this device provides absorbing effect, when the resilience force of spring 19 is not enough to offset the downward impact force of fixed column 14, fixed column 14 can continue the lapse, and then shorten the distance between first magnet 17 and the second magnet 18, thereby make the repulsion increase between first magnet 17 and the second magnet 18, the repulsion of increase also can upwards promote fixed column 14, thereby further provide absorbing effect for this device.

Then according to the height of a teacher, the rotating rod 13 is rotated to enable the rotating rod 13 to drive the threaded cylinder 2 on the left side to rotate, and then the other threaded cylinder 2 is driven to rotate through the belt pulley 11 and the transmission belt 12, when the two threaded cylinders 2 rotate, the two threaded rods 3 can move to drive the fixing plate 4 to move, and then the height of the teaching board body 6 is adjusted, so that the height of the teaching board body 6 is matched with the height of the teacher; when needs are adjusted the inclination of demonstrating board body 6, twist pole 9 through rotating the hand, drive bolt 8 and rotate, and then make two ear seats 5 not pressing from both sides tight articulated elements 7, thereby make articulated elements 7 can rotate, thereby adjust the inclination of demonstrating board body 6, adjust the completion back, twist pole 9 through the hand of reverse rotation, drive bolt 8 and rotate, and make bolt 8 and fixation nut 10 cooperation make two ear seats 5 press from both sides tight articulated elements 7, make articulated elements 7 can not rotate, thereby the inclination with demonstrating board body 6 is fixed, through adjusting the inclination of demonstrating board body 6, the student's viewing has been made things convenient for.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a vocal music demonstrating board, includes bottom plate (1), fixed plate (4), driving belt (12) and adjustment mechanism, its characterized in that: the top surface of the bottom plate (1) is rotationally connected with two thread cylinders (2), belt pulleys (11) are fixedly sleeved on the two thread cylinders (2), the transmission belt (12) is sleeved on the two belt pulleys (11), a plurality of rotating rods (13) are fixedly arranged on the side surface of the thread cylinder (2) on the left side, threaded rods (3) are all connected in the two thread cylinders (2) in a threaded manner, the upper ends of the two threaded rods (3) all extend out of the thread cylinders (2) and are all fixedly connected with the bottom surface of the fixed plate (4), the top surface of the fixed plate (4) is fixedly provided with a double-ear seat (5), a teaching board body (6) is arranged above the bottom plate (1), the back surface of the teaching board body (6) is provided with a hinged piece (7), and the hinged piece (7) is positioned in the double-lug seat (5) and is connected with the double-lug seat (5) through an adjusting mechanism; four corners of the bottom surface of the bottom plate (1) are provided with moving mechanisms.

2. An acoustic music demonstrating board according to claim 1, wherein: the adjusting mechanism comprises a bolt (8) and a fixing nut (10), the fixing nut (10) is fixedly connected with one side of the double lug seat (5), and one end of the bolt (8) penetrates through the double lug seat (5) and the hinge piece (7) and is in threaded connection with the fixing nut (10).

3. An acoustic music demonstrating board according to claim 2, wherein: and one end of the bolt (8) far away from the fixing nut (10) is fixedly provided with a hand screwing rod (9), and the hand screwing rod (9) is made of stainless steel.

4. An acoustic music demonstrating board according to claim 1, wherein: the teaching board is characterized in that a staff demonstration area (20) and a writing area (21) are arranged on the front surface of the teaching board body (6), and the staff demonstration area (20) is located above the writing area (21).

5. An acoustic music demonstrating board according to claim 1, wherein: the moving mechanism comprises a fixed column (14) and a fixed cylinder (15), the top end of the fixed column (14) is fixedly connected with the bottom surface of the bottom plate (1), the lower portion of the fixed column (14) is located in the fixed cylinder (15) and is in sliding connection with the fixed cylinder (15), a moving wheel (16) is installed on the bottom surface of the fixed cylinder (15), a second magnet (18) is fixedly arranged on the inner bottom surface of the fixed cylinder (15), a first magnet (17) is fixedly arranged on the bottom surface of the fixed column (14), and the first magnet (17) and the second magnet (18) are magnetically repelled.

6. An audio-visual teaching board according to claim 5 wherein: a spring (19) is arranged between the first magnet (17) and the second magnet (18), and two ends of the spring (19) are fixedly connected with the first magnet (17) and the second magnet (18) respectively.

Images