CN214587446U

CN214587446U - Music teaching presentation device

Info

Publication number: CN214587446U
Application number: CN202120007340.2U
Authority: CN
Inventors: 孙巍; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-11-02
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses a music teaching presentation device belongs to music teaching technical field, the on-line screen storage device comprises a base, base top fixed connection supports the cover. During the use, promote earlier the device and remove behind the suitable position, electric telescopic handle drives the limiting plate and makes the universal wheel leave ground after removing the suitable position, it drives the limiting plate removal on the slide to promote the dead lever, when the dead lever card advances inside recess b, the restriction groove on the limiting plate can block main universal wheel and come to restrict the device, during the teaching, place the demonstration board on backup pad a, the spring drives backup pad b and fixes the demonstration board, hold earlier that the handle drives the kelly of T type pull rod one end and leave inside the draw-in groove, also drive the sucking disc simultaneously and leave support cover one side, after high regulation, hold that the handle promotes inside the kelly card of T type pull rod one end and support the bracing piece of entering draw-in groove, also drive the sucking disc and hold support cover one side and carry out the secondary height to the bracing piece when T type pull rod removes.

Description

Music teaching presentation device

Technical Field

The utility model relates to a music teaching technical field especially relates to a music teaching presentation device.

Background

Music is an artistic form and cultural activity, the medium of the music is sound organized on time, and in the music education process of colleges and universities, the knowledge ability of students needs to be further improved, so the significance of various high-depth music symbols needs to be explained.

Patent No. cn202020326653.x discloses a music education music score teaching demonstration device for colleges and universities. College music education music book teaching presentation device, comprising a base plate, the top fixedly connected with support column of bottom plate, the top fixedly connected with mainboard of support column, the equal fixedly connected with connecting plate in both sides on mainboard surface, two sliding connection has the movable plate between the surface of connecting plate, the both sides of movable plate bottom are provided with the splice plate through the stopper. The utility model provides a colleges and universities music education music book teaching presentation device, the user will have the magnetic sheet of note paper to place on the no line board, the demonstration of imparting knowledge to students, when no line board does not have the surplus space on the movable plate, can splice the board concatenation under the movable plate, continue to place the magnetic sheet that has note paper on the splice plate, the use number of splice plate can be controlled according to the in-service use condition, the user can give the student with the show of complete set of note to be convenient for the student learns the memory.

The college music education music book teaching demonstration device of the above technology has the following disadvantages: 1. the device adjusts the height, and can not be suitable for users with different heights; 2. the device is complex in structure, high in cost and not suitable for popularization, and therefore a music teaching demonstration device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a music teaching demonstration device, when in use, firstly, the device is pushed to move to a proper position through a universal wheel, then the power is turned on to lead the electric telescopic rod to work, the electric telescopic rod drives a limiting plate to move to a proper position to lead the universal wheel to leave the ground, then the fixed rod is pushed to drive the limiting plate to move on a slide way, the fixed rod can be clamped into a groove b to fix the limiting plate, when the fixed rod is clamped into the groove b, a limiting groove on the limiting plate can clamp a main universal wheel to limit the device, the advantage is that the device is convenient to move, the device is also convenient to limit, the physical strength of a user is saved, when in teaching, a supporting plate b is firstly pushed to extend a spring to adjust the size between the supporting plate a and the supporting plate b, then the demonstration plate is placed on the supporting plate a, the supporting plate b is slowly loosened, the spring drives the supporting plate b to fix the demonstration plate, the height of the device is adjusted according to the heights of different users, the clamping rod which is used for driving one end of the T-shaped pull rod to move by holding the handle firstly leaves the clamping groove, the sucker is driven to leave one side of the supporting sleeve while the T-shaped pull rod moves, then the height of the device is adjusted by pulling the supporting rod to move up and down in the supporting sleeve, after the device is adjusted, the clamping rod which is used for pushing one end of the T-shaped pull rod to clamp into the clamping groove by holding the handle is supported by holding the clamping rod, the supporting sleeve is also driven to suck one side of the supporting sleeve to carry out secondary height on the supporting rod while the T-shaped pull rod moves, the height of the demonstration board is adjusted by using the device, and the height of the demonstration board is adjusted by using the device.

The utility model provides a specific technical scheme as follows:

the utility model provides a music teaching demonstration device, which comprises a base, a supporting sleeve is fixedly connected above the base, the inner side wall of the support sleeve is connected with a support rod in a sliding way, one end of the support rod is fixedly connected with a support plate a, one side of the supporting plate a is fixedly connected with a spring, one end of the spring is fixedly connected with a supporting plate b, one side of the supporting plate a and one side of the supporting plate b are provided with demonstration plates, the outer side wall of the support sleeve is connected with a T-shaped pull rod in a penetrating way, one side of the T-shaped pull rod is fixedly connected with a handle, the other side of the T-shaped pull rod is fixedly connected with a sucker, one side of the support sleeve is fixedly connected with a cross rod, one side of the cross rod is provided with an electric telescopic rod, the electric telescopic handle is characterized in that a transverse plate is installed at one end of the electric telescopic handle, a slide way is installed on the outer side wall of the transverse plate, the outer side wall of the slide way is slidably connected with a fixed rod, one end of the fixed rod is fixedly connected with a limiting plate, and universal wheels are installed on one side of the base.

Optionally, the outer side walls of the support plate a and the support plate b are provided with placing grooves, and the outer side wall of the limiting plate is provided with a limiting groove.

Optionally, one end of the T-shaped pull rod is fixedly connected with the clamping rod, and one end of the T-shaped pull rod is provided with a clamping groove.

Optionally, the lateral wall of the transverse plate is provided with a groove a and a groove b respectively.

Optionally, a protective film is mounted on the outer side wall of the handle.

Optionally, the electric telescopic rod is connected with an external power supply through a wire.

The utility model has the advantages as follows:

the embodiment of the utility model provides a music teaching presentation device:

1. the utility model discloses an electric telescopic handle, the slide, recess b, the dead lever, limiting plate and restriction groove, during the use, promote earlier the device and remove suitable position back through the universal wheel, open the power and let electric telescopic handle work, electric telescopic handle drives the limiting plate and makes the universal wheel leave ground after removing suitable position, promote the dead lever and drive the limiting plate removal on the slide after that, the dead lever can block into recess b inside and fix the limiting plate, when the dead lever card advances recess b inside, restriction groove on the limiting plate can block main universal wheel and come to restrict the device, such benefit is convenient for remove the device, also be convenient for restrict the device, also save user's physical power.

2. The utility model discloses a backup pad a, backup pad b, the spring, T type pull rod, the sucking disc, the kelly, draw-in groove and handle, when teaching, promote backup pad b extension spring earlier and adjust the size between backup pad a and the backup pad b, then place demonstration board on backup pad a, loosen backup pad b slowly, the spring drives backup pad b and fixes demonstration board, then adjust the height of the device according to different users' height, hold the handle earlier and drive the kelly of T type pull rod one end and leave the draw-in groove inside, the drive sucking disc leaves one side of support cover when T type pull rod removes, then the pulling bracing piece reciprocates inside the support cover to adjust the height of the device, after adjusting, hold the handle and promote the kelly of T type pull rod one end and block into the draw-in groove inside and support the bracing piece, the drive sucking disc also holds support cover one side and carry out the secondary height to the bracing piece when T type pull rod removes, the advantage of this is that the adaptation is used to the demonstration board of different sizes to go on highly, also adapts to the user of different height and uses.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a music teaching demonstration apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a of the music teaching demonstration apparatus according to the embodiment of the present invention.

In the figure: 1. a base; 2. a support sleeve; 3. a support bar; 4. a support plate a; 5. a spring; 6. a support plate b; 7. a demonstration board; 8. a placement groove; 9. a T-shaped pull rod; 10. a handle; 11. a suction cup; 12. a clamping rod; 13. A card slot; 14. a protective film; 15. a cross bar; 16. an electric telescopic rod; 17. a transverse plate; 18. a slideway; 19. A groove a; 20. a groove b; 21. fixing the rod; 22. a limiting plate; 23. a limiting groove; 24. a universal wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A music teaching demonstration apparatus according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1-2, a music teaching demonstration apparatus provided by the embodiment of the present invention comprises a base 1, a support sleeve 2 is fixedly connected above the base 1, the inner side wall of the support sleeve 2 is slidably connected with a support rod 3, one end of the support rod 3 is fixedly connected with a support plate a4, one side of the support plate a4 is fixedly connected with a spring 5, one end of the spring 5 is fixedly connected with a support plate b6, a demonstration plate 7 is placed on one side of the support plate a4 and the support plate b6, the outer side wall of the support sleeve 2 is connected with a T-shaped pull rod 9 in a penetrating manner, one side of the T-shaped pull rod 9 is fixedly connected with a handle 10, the other side of the T-shaped pull rod 9 is fixedly connected with a suction cup 11, one side of the support sleeve 2 is fixedly connected with a cross rod 15, one side of the cross rod 15 is provided with an electric telescopic rod 16, one end of the electric telescopic rod 16 is provided with a cross plate 17, the outer side wall of the cross plate 17 is provided with a slide 18, the outer side wall of the slideway 18 is connected with a fixed rod 21 in a sliding manner, one end of the fixed rod 21 is fixedly connected with a limit plate 22, and one side of the base 1 is provided with a universal wheel 24.

For example, when in use, after the device is pushed to move to a proper position through the universal wheel 24, the electric telescopic rod 16 drives the limit plate 22 to move to a proper position, so that the universal wheel 24 leaves the ground, then the fixing rod 21 is pushed to drive the limit plate 22 to move on the slideway 18, the fixing rod 21 is clamped into the groove b20 to fix the limit plate 22, when the fixing rod 21 is clamped into the groove b20, the limit groove 23 on the limit plate 22 is clamped with the main universal wheel 24 to limit the device, when in teaching, the support plate b6 is pushed to stretch the spring 5 to adjust the size between the support plate a4 and the support plate b6, then the demonstration plate 7 is placed on the support plate a4, the support plate b6 is slowly released, the spring 5 drives the support plate b6 to fix the demonstration plate 7, then the height of the device is adjusted according to heights of different users, the handle 10 is firstly held to drive the clamping rod 12 at one end of the T-shaped pull rod 9 to leave the clamping groove 13, the T-shaped pull rod 9 drives the sucker 11 to leave one side of the support sleeve 2 while moving, then the support rod 3 is pulled to move up and down inside the support sleeve 2 to adjust the height of the device, after adjustment is completed, the handle 10 is held to push the clamping rod 12 at one end of the T-shaped pull rod 9 to be clamped into the clamping groove 13 to support the support rod 3, and the sucker 11 is also driven to suck one side of the support sleeve 2 to carry out secondary height on the support rod 3 while the T-shaped pull rod 9 moves.

Referring to fig. 1, the outer side walls of the support plates a4 and b6 are provided with placing grooves 8, and the outer side walls of the limit plates 22 are provided with limit grooves 23.

Illustratively, the placement of the demonstration board 7 is facilitated by the placement groove 8, and the movement of the universal wheel 24 is facilitated by the limitation groove 23.

Referring to fig. 2, one end of the T-shaped pull rod 9 is fixedly connected with a clamping rod 12, and one end of the T-shaped pull rod 9 is provided with a clamping groove 13.

Illustratively, it is convenient to support the support rod 3.

Referring to fig. 1, the lateral plate 17 is provided with a groove a19 and a groove b20 on the outer side wall.

Illustratively, the fixing of the fixing rod 21 is facilitated.

Referring to fig. 1, a protective film 14 is mounted on the outer side wall of the handle 10.

Illustratively, the user's hands are protected from injury.

Referring to fig. 1, the electric telescopic rod 16 is connected with an external power supply through a wire.

Illustratively, an external power source provides power to the power extension pole 16.

When the device is used, the device is pushed to move to a proper position through the universal wheel 24, the power supply is turned on to enable the electric telescopic rod 16 to work, the electric telescopic rod 16 drives the limit plate 22 to move to a proper position, the universal wheel 24 leaves the ground, then the fixing rod 21 is pushed to drive the limit plate 22 to move on the slide way 18, the fixing rod 21 can be clamped into the groove b20 to fix the limit plate 22, when the fixing rod 21 is clamped into the groove b20, the limit groove 23 on the limit plate 22 can be clamped with the main universal wheel 24 to limit the device, the device is convenient to move and limit, the physical strength of a user is saved, during teaching, the supporting plate b6 is pushed to stretch the spring 5 to adjust the size between the supporting plate a4 and the supporting plate b6, then the demonstration plate 7 is placed on the supporting plate a4, the supporting plate b6 is loosened slowly, the spring 5 drives the supporting plate b6 to fix the demonstration plate 7, then adjust the height of the device according to the height of different users, hold the handle 10 and drive the clamping bar 12 of one end of T-shaped pull rod 9 to leave the inside of the card slot 13 first, drive the sucking disc 11 to leave one side of supporting the set 2 while the T-shaped pull rod 9 moves, then stimulate the bracing piece 3 to reciprocate to adjust the height of the device in supporting the set 2 inside, after adjusting, hold the handle 10 and promote the clamping bar 12 of one end of T-shaped pull rod 9 to block into the card slot 13 and support the bracing piece 3, also drive the sucking disc 11 to suck one side of supporting the set 2 to carry on the secondary height to the bracing piece 3 while the T-shaped pull rod 9 moves, such benefit is that the adaptation is carried on the height to the demonstration board 7 of different sizes, also the adaptation is used to users of different heights, the electric telescopic rod

1690TYD-ACR115M。

It should be noted that the utility model relates to a music teaching demonstration device, which comprises a base 1; 2. a support sleeve; 3. a support bar; 4. a support plate a; 5. a spring; 6. a support plate b; 7. a demonstration board; 8. a placement groove; 9. a T-shaped pull rod; 10. a handle; 11. a suction cup; 12. a clamping rod; 13. a card slot; 14. a protective film; 15. A cross bar; 16. an electric telescopic rod; 17. a transverse plate; 18. a slideway; 19. a groove a; 20. a groove b; 21. Fixing the rod; 22. a limiting plate; 23. a limiting groove; 24. the universal wheel and the components are all universal standard parts or components known to those skilled in the art, and the structure and the principle of the universal wheel and the components are known to those skilled in the technical manual or known by the routine experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The music teaching demonstration device comprises a base (1) and is characterized in that a support sleeve (2) is fixedly connected above the base (1), the support sleeve (2) is internally provided with a sliding connection support rod (3), one end of the support rod (3) is fixedly connected with a support plate a (4), one side of the support plate a (4) is fixedly connected with a spring (5), one end of the spring (5) is fixedly connected with a support plate b (6), a demonstration plate (7) is placed on one side of the support plate a (4) and one side of the support plate b (6), the outer side wall of the support sleeve (2) is connected with a T-shaped pull rod (9) in a penetrating way, one side of the T-shaped pull rod (9) is fixedly connected with a handle (10), the other side of the T-shaped pull rod (9) is fixedly connected with a sucker (11), one side of the support sleeve (2) is fixedly connected with a cross rod (15), one side of the cross rod (15) is provided with an electric telescopic rod (16), diaphragm (17) is installed to electric telescopic handle (16) one end, slide (18) are installed to diaphragm (17) lateral wall, slide (18) lateral wall sliding connection dead lever (21), dead lever (21) one end fixed connection limiting plate (22), universal wheel (24) are installed to base (1) one side.

2. A music teaching demonstration device according to claim 1 wherein the outer side walls of the supporting plate a (4) and the supporting plate b (6) are provided with placing grooves (8), and the outer side walls of the limiting plates (22) are provided with limiting grooves (23).

3. The music teaching demonstration device according to claim 1, wherein one end of the T-shaped pull rod (9) is fixedly connected with a clamping rod (12), and one end of the T-shaped pull rod (9) is provided with a clamping groove (13).

4. A music teaching demonstration device according to claim 1 characterized in that the lateral wall of the cross plate (17) is provided with a groove a (19) and a groove b (20), respectively.

5. A music teaching demonstration device according to claim 1 wherein the outer side wall of said handle (10) is provided with a protective film (14).

6. A music teaching demonstration device according to claim 1 wherein the said electric telescopic rod (16) is connected to an external power source by means of a wire.