CN216969148U

CN216969148U - Staff teaching aid for music teaching

Info

Publication number: CN216969148U
Application number: CN202220067066.2U
Authority: CN
Inventors: 张馨之
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-07-15
Anticipated expiration: 2032-01-12

Abstract

The utility model relates to the technical field of music teaching aids, in particular to a staff teaching aid for music teaching, which comprises a box body, wherein a connecting rod is rotatably connected between two sides in the box body, one end of the connecting rod penetrates through the box body and extends to the outside of the box body, three sliding shafts are sleeved in the middle of the surface of the connecting rod, sleeving holes matched with the connecting rod are formed in the middle of the sliding shafts, reverse threads are arranged on two sides of the surface of the connecting rod, both sides of the surface of the connecting rod are in threaded connection with a screw shaft, and a threaded hole matched with the reverse threads is formed in the middle of the screw shaft. According to the utility model, through the arrangement of the connecting rod, the reverse thread, the screw connection shaft, the sliding shaft and the scissor linkage frame, the space between the line drawing pens can be quickly adjusted through rotating the connecting rod, so that the drawing of the staff with different space specifications is realized, the problem that the space specification of the drawn staff is single and cannot be adjusted in the prior art is solved, and the practicability is enhanced.

Description

Staff teaching aid for music teaching

Technical Field

The utility model relates to the technical field of music teaching aids, in particular to a staff teaching aid for music teaching.

Background

Current patent CN210416034U discloses a staff teaching aid for music teaching, it is through passing through the fixed plate with five drawing line pens and installing together, makes the drawing line pen present a style of calligraphy interval and arranges, and then once can accomplish the drawing of five lines, improves the drawing efficiency promotion of staff, but its weak point lies in: the distance between the five drawing pens is fixed, namely the distance between the drawn five lines is fixed, in the actual teaching process, the staff with different proportions can be drawn according to the teaching condition and different writing layouts, for example, a staff close-up with larger distance needs to be drawn when a plurality of independent notes are mainly explained so as to be convenient for observing the explanation, and when more contents are written for explanation, the writing layout needs to be considered to appropriately reduce the staff.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art in the background art and provide a staff teaching aid for music teaching.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a staff teaching aid for music teaching, comprises a box bod, it is connected with the connecting rod to rotate between the inside both sides of box body, the one end of connecting rod runs through the box body and extends to the outside of box body, the middle part cover on connecting rod surface is equipped with three sliding shaft to the middle part of sliding shaft is provided with establishes the hole with the cover of connecting rod looks adaptation, the both sides on connecting rod surface are provided with reverse screw thread to the equal threaded connection in both sides on connecting rod surface has the spiro union axle, the screw hole with reverse screw thread looks adaptation is seted up at the middle part of spiro union axle, it has the fork linkage frame to articulate between the one end of spiro union axle and sliding shaft, the one end of spiro union axle and sliding shaft all is provided with the drawing pen.

Preferably, a connecting piece is arranged between one end of each of the screw connecting shaft and the sliding shaft and the line drawing pen, and a buffer is arranged in the middle of each connecting piece.

Preferably, the top of connecting piece is provided with top inside screw hole to the one end of spiro union axle and sliding shaft all is provided with the first spiro union post with top inside screw hole looks adaptation.

Preferably, the bottom end of the connecting piece is provided with a bottom inner threaded hole, and the top end of the line drawing pen is provided with a second threaded column matched with the bottom inner threaded hole.

Preferably, the front of box body is provided with the waist type hole with connecting piece looks adaptation, the one end that the connecting rod extends to the box body outside is provided with the handle.

The utility model has at least the following beneficial effects:

1. through the arrangement of the connecting rod, the reverse threads, the screw shaft, the sliding shaft and the scissor linkage frame, the space between the line drawing pens can be quickly adjusted by rotating the connecting rod, so that the drawing of the staff with different space specifications is realized, the problem that the space specification of the drawn staff in the prior art is single and cannot be adjusted is solved, and the practicability is enhanced;

2. through with the buffer is integrated on the connecting piece, utilize the connecting piece to realize the transitional coupling between line pen and the adjustment mechanism that draws, adopt threaded connection mode between line pen and the connecting piece, promote the change simple operation nature to drawing the line pen.

Drawings

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

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the scissors linkage structure of the present invention;

FIG. 3 is a cross-sectional view of the cassette construction of the present invention;

fig. 4 is a cross-sectional view of a connector structure of the present invention.

In the figure: 1. a box body; 2. a connecting rod; 3. a sliding shaft; 4. sleeving a hole; 5. reverse threads; 6. a screw shaft; 7. a threaded hole; 8. a scissor linkage frame; 9. drawing a line pen; 10. a connecting member; 11. a buffer; 12. a top internal screw hole; 13. a first screw post; 14. bottom inner threaded holes; 15. a second screw-connected post; 16. a kidney-shaped hole; 17. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a staff teaching aid for music teaching comprises a box body 1, a connecting rod 2 is rotatably connected between two sides of the interior of the box body 1, one end of the connecting rod 2 penetrates through the box body 1 and extends to the exterior of the box body 1, three sliding shafts 3 are sleeved in the middle of the surface of the connecting rod 2, and the middle part of the sliding shaft 3 is provided with a sleeving hole 4 matched with the connecting rod 2, two sides of the surface of the connecting rod 2 are provided with reverse threads 5, and the equal threaded connection in both sides on connecting rod 2 surface has spiro union axle 6, and the screw hole 7 with 5 looks adaptations of reverse screw thread is seted up at the middle part of spiro union axle 6, and it has scissors fork linkage 8 to articulate between the one end of spiro union axle 6 and sliding shaft 3, and the one end of spiro union axle 6 and sliding shaft 3 all is provided with drawing line pen 9, is provided with the braking of elasticity axle bush between connecting rod 2 and the box body 1, can strengthen the anti-rotation effect of connecting rod 2.

The scheme has the following working processes:

during the use, select suitable drawing line pen 9 interval according to actual conditions, specifically, through handle 17 swivelling joint pole 2, because reverse screw thread 5 and spiro union axle 6's cooperation forces spiro union axle 6 along connecting rod 2 surface motion in opposite directions, because the linkage of scissors linkage frame 8 drives and scissors linkage frame 8 articulated sliding shaft 3 synchro control, realizes the interval synchro control between five drawing line pens 9.

Further, all be provided with connecting piece 10 between the one end of spiro union axle 6 and sliding shaft 3 and the line drawing pen 9, the middle part of connecting piece 10 is provided with buffer 11, and buffer 11 can keep the elastic extrusion to line drawing pen 9 for the elastic sleeve structure that is equipped with the spring, and line drawing pen 9 butt line drawing board face during the messenger draws the line, and buffer 11 is integrated on connecting piece 10, provides the support for the convenient dismouting of line drawing pen 9.

Further, a top inner threaded hole 12 is formed in the top end of the connecting piece 10, first screw connecting columns 13 matched with the top inner threaded hole 12 are arranged at one ends of the screw connecting shaft 6 and the sliding shaft 3, and the connecting piece 10 is connected with the first screw connecting columns 13 through the top inner threaded hole 12, so that the connecting piece 10 is convenient to assemble.

Furthermore, the bottom end of the connecting piece 10 is provided with a bottom inner threaded hole 14, the top end of the line drawing pen 9 is provided with a second threaded column 15 matched with the bottom inner threaded hole 14, the line drawing pen 9 is connected with the bottom inner threaded hole 14 of the connecting piece 10 through the second threaded column 15, and the dismounting operation is simple and convenient.

Furthermore, the front of the box body 1 is provided with a waist-shaped hole 16 matched with the connecting piece 10, one end of the connecting rod 2 extending to the outside of the box body 1 is provided with a handle 17, the waist-shaped hole 16 provides an adjusting moving space for the connecting piece 10, and the handle 17 is convenient for rotating the connecting rod 2.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a staff teaching aid for music teaching, includes box body (1), its characterized in that, it is connected with connecting rod (2) to rotate between the inside both sides of box body (1), the one end of connecting rod (2) runs through box body (1) and extends to the outside of box body (1), the middle part cover on connecting rod (2) surface is equipped with three sliding shaft (3), and the middle part of sliding shaft (3) is provided with establishes hole (4) with the cover of connecting rod (2) looks adaptation, the both sides on connecting rod (2) surface are provided with reverse screw thread (5), and the equal threaded connection in both sides on connecting rod (2) surface has screw spindle (6), screw hole (7) with reverse screw thread (5) looks adaptation are seted up at the middle part of screw spindle (6), it has fork linkage frame (8) to articulate between screw spindle (6) and the one end of sliding shaft (3), and line drawing pens (9) are arranged at one ends of the screw connecting shaft (6) and the sliding shaft (3).

2. The staff teaching aid for music teaching according to claim 1, characterized in that a connecting piece (10) is arranged between one end of the screw shaft (6) and the sliding shaft (3) and the line drawing pen (9), and a buffer (11) is arranged in the middle of the connecting piece (10).

3. The staff teaching aid for music teaching according to claim 2, characterized in that the top end of the connecting piece (10) is provided with a top inner threaded hole (12), and one end of the screw shaft (6) and one end of the sliding shaft (3) are provided with a first screw column (13) matched with the top inner threaded hole (12).

4. The staff teaching aid for music teaching according to claim 2, characterized in that the bottom end of the connecting piece (10) is provided with a bottom inner screw hole (14), and the top end of the line drawing pen (9) is provided with a second screw post (15) matched with the bottom inner screw hole (14).

5. The staff teaching aid for music teaching according to claim 2, characterized in that the front of the box body (1) is provided with a waist-shaped hole (16) matched with the connecting piece (10), and one end of the connecting rod (2) extending to the outside of the box body (1) is provided with a handle (17).