CN114568816A

CN114568816A - Middle school music teaching test device

Info

Publication number: CN114568816A
Application number: CN202210242138.7A
Authority: CN
Inventors: 曹鹤; 李阳; 齐义恩; 胡世红; 钱凯
Original assignee: Beihua University
Current assignee: Beihua University
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-06-03

Abstract

The invention relates to the technical field of music teaching equipment, and discloses a middle school music teaching test device which comprises a fixed base, wherein support frames are arranged on two sides of the upper end of the fixed base, a fixed box is arranged at the top of each support frame, a rotating shaft is rotatably arranged between the support frames, a rotating cylinder is arranged on the rotating shaft, a rotating platform is fixedly arranged on the rotating cylinder, an adjusting component for limiting the rotation of the rotating shaft is arranged on one side of the end part of the rotating shaft, a rotating shaft is rotatably arranged between the inner walls of the lower sides of the fixed boxes, the rotating shaft is connected with a transmission shaft rotatably arranged on the inner wall of the upper side of the fixed box through a transmission part, a driving roller and a driven roller are correspondingly arranged on the rotating shaft and the transmission shaft respectively, music scores are wound between the driving roller and the driven roller, and a power component for driving the rotating shaft to rotate is also arranged on the fixed box. According to the music teaching device, a music teacher can turn music scores and explain music scores during teaching, and meanwhile, under the action of the adjusting assembly, the adjustment of the angle of the rotating platform can be guaranteed.

Description

Middle school music teaching test device

Technical Field

The invention relates to the technical field of music teaching equipment, in particular to a middle school music teaching test device.

Background

Music is an artistic form and cultural activity, and its medium is sound organized on time. The general music definition includes common elements such as tone (which governs melody and harmony), rhythm (and its associated concept rhythm, meter, and joint), dynamics (loudness and softness), and sound quality timbre and texture, and in the middle school music education process, the knowledge ability of students needs to be advanced, and therefore the meaning of various types of music symbols needs to be explained.

Present music teaching test device is in the use, needs constantly to turn over the page operation to the music book, has seriously influenced music mr's teaching efficiency to in case when needing to demonstrate the music book content, need remove other platforms on, seriously influenced the teaching quality, consequently, need further improvement.

Disclosure of Invention

The invention aims to provide a middle school music teaching test device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a middle school's music teaching test device, includes unable adjustment base, unable adjustment base upper end both sides erection bracing frame, the fixed case of support frame top installation, rotate the installation axis of rotation between the support frame, install the rotor in the axis of rotation, fixed mounting rotates the platform on the rotor, rotor tip one side is provided with and is used for restricting axis of rotation pivoted adjusting part, rotate the installation rotation axis between the fixed case downside inner wall, the rotation axis is connected with through the driving medium and rotates the transmission shaft that sets up at fixed case upside inner wall, correspond respectively on rotation axis and the transmission shaft and install drive roll and driven voller, the winding has the music book between drive roll and the driven voller, still install drive rotation axis pivoted power component on the fixed case.

As a further scheme of the invention: the transparent window is rotatably installed at the left end of the front side of the fixed box, and the writing board is arranged at the right end of the front end.

As a further scheme of the invention: the adjusting part comprises a limiting wheel fixed on the rotating shaft, a plurality of limiting holes are formed in the limiting wheel, limiting rods are clamped in the limiting holes, and clamping parts for limiting the limiting rods to move up and down are installed at the tops of the limiting rods.

As a further scheme of the invention: the joint spare has worn to have connect the horizon bar including fixing the lifter on the gag lever post on the lifter horizontal position, and horizon bar one end joint is in setting up the supporting hole on the support frame, and the fixed horizontal piece of installation of other end, and the horizon bar outside cover between horizon piece and the lifter is equipped with horizontal spring.

As a further scheme of the invention: the limiting rod is arranged on the baffle fixed on the supporting frame in a sliding mode, and a limiting spring is sleeved on the outer side of the limiting rod between the baffle and the lifting block.

As a further scheme of the invention: the power assembly comprises a power shaft which is rotatably arranged on the fixed box, a power worm is arranged on the power shaft, and a power worm wheel which is matched with the power worm is arranged on the rotating shaft.

As a further scheme of the invention: the power shaft penetrates through the inner wall of the fixed box and is connected with a handle, and a handle is installed on the handle.

As a still further scheme of the invention: the transmission part comprises a driving gear fixed on the rotating shaft and a driven gear fixed on the transmission shaft, and a synchronous belt is connected between the driving gear and the driven gear.

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

the utility model provides a middle school's music teaching test device, it is rational in infrastructure, the modern design through mutually supporting between the driving medium that sets up and the power component for the music teacher can turn the music book when the teaching, explains while, simultaneously under the effect of adjusting part, can ensure the regulation of rotating platform angle, has satisfied the needs of actual operation musical instrument.

Drawings

Fig. 1 is a schematic front view of a middle school music teaching test device.

Fig. 2 is a schematic rear view of a middle school music teaching test device.

Fig. 3 is a schematic diagram of an internal structure of a middle school music teaching test device.

Fig. 4 is a partially enlarged structural diagram of a in fig. 1.

In the figure: 1. a fixed base; 2. a rotating cylinder; 3. rotating the platform; 4. a rotating shaft; 5. a support frame; 6. a drive roll; 7. a transparent window; 8. a music score; 9. a driven roller; 10. a fixed box; 11. a baffle plate; 12. a writing board; 13. a handle; 14. a handle; 15. a driven gear; 16. a drive shaft; 17. a synchronous belt; 18. a rotating shaft; 19. a driving gear; 20. a power worm gear; 21. a power worm; 22. a power shaft; 23. a limiting hole; 24. a limiting wheel; 25. a limiting rod; 26. a support hole; 27. a horizontal bar; 28. a lifting block; 29. a horizontal spring; 30. a horizontal block; 31. and a limiting spring.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 4, in the embodiment of the invention, a middle school music teaching test device comprises a fixed base 1, wherein support frames 5 are arranged on two sides of the upper end of the fixed base 1, a fixed box 10 is arranged on the tops of the support frames 5, a rotating shaft 4 is rotatably arranged between the support frames 5, a rotating cylinder 2 is arranged on the rotating shaft 4, a rotating platform 3 is fixedly arranged on the rotating cylinder 2 and used for placing musical instruments such as a piano and the like so as to meet the requirements of later practical operation, an adjusting assembly used for limiting the rotation of the rotating shaft 4 is arranged on one side of the end part of the rotating shaft 4 and used for effectively controlling the rotation angle of the rotating platform 3, a rotating shaft 18 is rotatably arranged between the inner walls of the lower side of the fixed box 10, the rotating shaft 18 is connected with a transmission shaft 16 rotatably arranged on the inner wall of the upper side of the fixed box 10 through a transmission part, and finally the rotating shaft 18 can drive the transmission shaft 16 to rotate, the rotating shaft 18 and the transmission shaft 16 are correspondingly provided with a driving roller 6 and a driven roller 9 respectively, a music score 8 is wound between the driving roller 6 and the driven roller 9, and the fixed box 10 is also provided with a power assembly for driving the rotating shaft 18 to rotate, so that the rotating page turning effect of the music score 8 is met.

Fixed case 10 front side left end is rotated and is installed transparent window 7, and the front end right-hand member is provided with clipboard 12, transparent window 7 is used for making things convenient for the teacher to watch music book 8, clipboard 12 makes things convenient for the teacher to carry out music book 8's explanation.

The adjusting part is provided with a plurality of spacing holes 23 including fixing spacing wheel 24 in axis of rotation 4 on the spacing wheel 24, and the inside joint of spacing hole 23 has gag lever post 25, the joint spare that restriction gag lever post 25 reciprocated is installed at gag lever post 25 top, through reciprocating of gag lever post 25, and then keeps spacing wheel 24's turned angle, has finally satisfied the control of 3 angles of rotating platform.

The joint spare is including fixing the elevator 28 on gag lever post 25, the cross-under has the horizon bar 27 on the elevator 28 horizontal position, horizon bar 27 one end joint is in setting up the support hole 26 on support frame 5, the fixed horizontal piece 30 of installing in the other end, horizon bar 27 outside cover between horizon bar 30 and the elevator 28 is equipped with horizontal spring 29, horizontal migration through horizon bar 27, make inside the horizon bar 27 inserts the support hole 26, later realized the effective regulation of gag lever post 25 angle from top to bottom under the effect of elevator 28.

The gag lever post 25 slides and sets up on fixing the baffle 11 on support frame 5, the gag lever post 25 outside cover between baffle 11 and the elevator 28 is equipped with spacing spring 31, through the effect of baffle 11 for it is spacing to reciprocating of gag lever post 25, avoids its removal in-process to take place to rock.

The power assembly comprises a power shaft 22 rotatably arranged on the fixed box 10, a power worm 21 is arranged on the power shaft 22, a power worm wheel 20 matched with the power worm 21 is arranged on the rotating shaft 18, specifically, the power shaft 22 can drive the power worm 21 to rotate in the rotating process, and finally the rotating shaft 18 is rotated under the action of the power worm wheel 20.

The power shaft 22 penetrates through the inner wall of the fixed box 10 to be connected with a handle 13, a handle 14 is installed on the handle 13, and the handle 13 and the handle 14 are arranged and used for better driving the power shaft 22 to rotate.

The transmission piece comprises a driving gear 19 fixed on a rotating shaft 18 and a driven gear 15 fixed on a transmission shaft 16, a synchronous belt 17 is connected between the driving gear 19 and the driven gear 15, and finally the rotating shaft 18 and the transmission shaft 16 can rotate synchronously, so that the phenomenon that the music score 8 is torn in the page turning process is avoided.

The working principle of the invention is as follows: during operation, at first install the music book 8 that needs the explanation between drive roll 6 and driven voller 9, later at the explanation in-process, can realize effectively turning over a page or leaf of music book 8 through rotating handle 14, in case need carry out when musical instrument is played, then can pass through adjusting part, realize rotating platform 3's level and place, finally satisfied real experimental purpose of practising exercises teaching, whole operation process is swift convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a middle school's music teaching test device, includes unable adjustment base (1), its characterized in that, unable adjustment base (1) upper end both sides erection bracing frame (5), support frame (5) top installation fixed case (10), rotate between support frame (5) and install axis of rotation (4), install on axis of rotation (4) a rotary drum (2), fixed mounting rotating platform (3) on rotary drum (2), axis of rotation (4) tip one side is provided with and is used for restricting the adjusting part that axis of rotation (4) rotated, rotate between fixed case (10) the downside inner wall and install rotation axis (18), rotation axis (18) are connected with through the driving medium and rotate transmission shaft (16) that set up at fixed case (10) upside inner wall, correspond respectively on rotation axis (18) and transmission shaft (16) and install drive roll (6) and driven voller (9), music scores (8) are wound between the driving roller (6) and the driven roller (9), and a power assembly for driving the rotating shaft (18) to rotate is further installed on the fixed box (10).

2. The music teaching experiment device for middle school according to claim 1, wherein the transparent window (7) is rotatably installed at the left end of the front side of the fixed box (10), and the writing board (12) is arranged at the right end of the front end.

3. The middle school music teaching test device according to claim 1, wherein the adjusting component comprises a limiting wheel (24) fixed on the rotating shaft (4), the limiting wheel (24) is provided with a plurality of limiting holes (23), a limiting rod (25) is clamped in the limiting holes (23), and a clamping piece for limiting the limiting rod (25) to move up and down is mounted at the top of the limiting rod (25).

4. The music teaching test device for middle school according to claim 3, wherein the clamping member comprises a lifting block (28) fixed on a limiting rod (25), a horizontal rod (27) penetrates through the horizontal position of the lifting block (28), one end of the horizontal rod (27) is clamped in a support hole (26) formed in the support frame (5), the other end of the horizontal rod (27) is fixedly provided with a horizontal block (30), and a horizontal spring (29) is sleeved on the outer side of the horizontal rod (27) between the horizontal block (30) and the lifting block (28).

5. The music teaching test device for middle school according to claim 4, wherein the limiting rod (25) is slidably arranged on a baffle (11) fixed on the support frame (5), and a limiting spring (31) is sleeved outside the limiting rod (25) between the baffle (11) and the lifting block (28).

6. The music teaching test device for middle school according to claim 1, wherein the power assembly comprises a power shaft (22) rotatably arranged on the fixed box (10), a power worm (21) is arranged on the power shaft (22), and a power worm wheel (20) matched with the power worm (21) is arranged on the rotating shaft (18).

7. The music teaching and testing device for middle school according to claim 6, wherein the power shaft (22) penetrates through the inner wall of the fixed box (10) to be connected with a handle (13), and a handle (14) is installed on the handle (13).

8. The music teaching and testing device for middle school according to claim 1, wherein the transmission member comprises a driving gear (19) fixed on the rotating shaft (18) and a driven gear (15) fixed on the transmission shaft (16), and a synchronous belt (17) is connected between the driving gear (19) and the driven gear (15).