CN217085954U - Line spectroscopy tool - Google Patents

Abstract

The utility model discloses a line spectrum learning aid relates to learning tools technical field to solve the staff among the prior art and can not learn the problem of its information that will express to the people that vision has a problem. The line spectroscopy apparatus comprises: the musical note comprises a substrate, a note post and at least one sound line. The bearing surface of the substrate is uniformly provided with a plurality of note holes, at least one sound line is arranged on the bearing surface, and the note columns are arranged in the note holes. Wherein the sound line and the note column form a line spectrum. Since the sound lines are disposed on the substrate, rather than drawn on the substrate, in this case, the learner with the eyesight problem can know the number of the sound lines, the relative positions of the sound lines, and the like by touching to perceive several line spectrums, and clarify the meaning of each sound line representation. Because the note bars are arranged in the note holes, at the moment, a learner with the vision problem can sense the rhythm by touching the positions of the note bars relative to the sound lines, and further know the information which the line chart wants to express.

Description

Line spectroscopy tool

Technical Field

The utility model relates to a learning tools technical field especially relates to a line spectrum learning tool.

Background

The five parallel lines used to record notes are often called staff, which is the main form of the score.

In the prior art, five parallel straight lines are drawn on a blackboard or paper, and then notes are written on the straight lines.

However, since the above-mentioned lines and notes are plane marks written on a blackboard or paper, the information to be expressed by the staff cannot be known to a person with a problem of eyesight (e.g., a blind person).

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a line register for easy reference learning utensil for supplementary eyesight has the problem.

In order to achieve the above object, the present invention provides a line spectrum learning tool. The line spectrum learning tool comprises: the musical note comprises a substrate, a note post and at least one sound line. The bearing surface of the substrate is uniformly provided with a plurality of note holes, at least one sound line is arranged on the bearing surface, and the note columns are arranged in the note holes. Wherein the sound line and the note column form a line spectrum.

Compared with the prior art, the utility model provides an among the line spectrum learning aid, because the sound line sets up on the loading end that the base plate has, not draw on the base plate. At this time, the learner having a problem of eyesight may know the number of the sound lines, the relative positions of the sound lines to each other by touch to perceive several line spectrums, and clarify the meaning represented by each sound line. Then, because the substrate is uniformly provided with a plurality of note holes, the note posts are arranged in the note holes. At this time, the learner with the eyesight problem can sense the rhythm by touching the position of the note post relative to the sound line, distinguish the roll of the note post, and further obtain the information to be expressed by the line chart. In conclusion, under the action of the base plate, the note bars and the chord lines, learners with problems of vision can learn the line spectrum.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is a perspective view of a part of the structure of a line spectroscopy tool in an embodiment of the present invention;

FIG. 2 is a top view of a partial structure of a line spectroscopy instrument according to an embodiment of the present invention;

FIG. 3 is a front view of a whole note post according to an embodiment of the present invention;

FIG. 4 is a front view of a first type of diacritic bar in the embodiment of the present invention;

fig. 5 is a front view of a second type of diacritic bar in the embodiment of the present invention;

FIG. 6 is a front view of a first quarter note post according to an embodiment of the present invention;

FIG. 7 is a front view of a second quarter note post according to an embodiment of the present invention;

FIG. 8 is a front view of an eighth note post in an embodiment of the present invention;

FIG. 9 is a front view of a sixteen-note column according to an embodiment of the present invention; .

FIG. 10 is a front view of a third type of half-note bar according to the embodiment of the present invention;

fig. 11 is a front view of a fourth quarter note column according to an embodiment of the present invention.

Reference numerals:

1-substrate, 10-note well; 20-a column of full notes,

21-half note column, 22-quarter note column, 23-eighth note column,

24-sixteenth note bar; 25-connecting piece, 26-protruding piece,

27-a groove; 3-sound line.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to 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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In order to solve the technical problem that the background art part recorded, the embodiment of the utility model provides a line spectrum learning aid.

Referring to fig. 1 to 11, the line spectroscopy tool may include: a substrate 1, a note post and at least one sound line 3. The bearing surface of the substrate 1 is uniformly provided with a plurality of note holes 10, at least one sound line 3 is arranged on the bearing surface, and the note columns are arranged in the note holes 10. Wherein, the sound line 3 and the character column form a line spectrum.

Referring to fig. 1 and 2, the shape, material and size of the substrate 1 may be set according to actual conditions. For example, the material of the substrate 1 may be plastic or acrylic. The substrate 1 may have a rectangular parallelepiped shape, a square shape, or other shapes. In the embodiment of the present invention, the substrate 1 is a rectangular plastic substrate. The length L of the rectangular parallelepiped plastic substrate may be 381mm, the width W may be 179mm, and the height H1 may be 30 mm.

Referring to fig. 1 and 2, a plurality of note holes 10 are uniformly formed on a bearing surface of a substrate 1, and the note holes 10 have the same size. At the moment, the note columns representing different notes can be simply and quickly plugged and pulled out according to actual conditions to change positions, and therefore the universality of the line spectrum learning tool is improved. In the embodiment of the present invention, the note holes 10 are distributed in a rectangular array on the carrying surface of the substrate 1.

Referring to fig. 1 and 2, the number of the sound lines 3 may be set according to actual situations, for example, one sound line may be used, and a line spectrum may be formed correspondingly. Two lines are possible, and two line spectrums can be correspondingly formed. There may be three, in which case a three-line spectrum may be formed. There may be four, in which case a four-line spectrum may be correspondingly formed. There may be five bars, and in this case, a staff may be correspondingly formed. There may be six, in which case six line spectra may be formed. In the embodiment of the present invention, five sound lines 3 are disposed on the carrying surface of the substrate 1 for forming a staff. The material for forming the voice wire 3 may be set according to the actual situation, and may be plastic, carbon, or the like, for example. The width of the sound line 3 may be set according to actual conditions. In addition, the sound line 3 may be a rectangular parallelepiped sound line having a through hole. In the embodiment of the present invention, the through hole of the rectangular sound line is aligned with the position of the note hole under the rectangular sound line.

Referring to fig. 1 to 11, in the line spectroscopy instrument according to the embodiment of the present invention, the sound line 3 is disposed on the carrying surface of the substrate 1, and is not drawn on the substrate 1. At this time, the learner having a problem of eyesight may know the number of the sound lines 3, the relative positions between the sound lines 3 and the sound lines 3 by touch to perceive several line spectrums, and clarify the meaning represented by each sound line 3 (e.g., clarify the first line, the second line, etc. in the staff). Then, since the bearing surface of the substrate 1 is uniformly formed with a plurality of note holes 10, the note posts are disposed in the note holes 10. At this time, the learner with the eyesight problem can sense the rhythm (for example, 4 beats, 2 beats, 1 beat, 1/2 beats or 1/4 beats) by touching the position of the note bar relative to the sound line 3, distinguish the roll name of the position of the note bar, and further know the information that the line chart wants to express. In summary, under the action of the substrate 1, the note bar and the note line 3, learners with visual problems can learn the line chart. In addition, the embodiment of the utility model provides a line spectrum learning aid only includes base plate 1, note post and 3 triplexs of chord line, simple structure, easily preparation.

The "note name identifying the position of the note bar" will be explained below by taking the relative position of the same note bar to the first note line (uppermost note line) as an example. When the note column is arranged in the note hole right below the first sound line through the through hole of the first sound line, the note column is named fa. When the note column is arranged on the periphery of the first sound line and located in the note hole above the first sound line, the note name of the position where the note column is located is sol. When the note bar is disposed in the note hole between the first note line and the second note line, the note bar is located with a musical name mi.

As a possible implementation manner, the line spectrum learning tool may further include: sensors (not shown) and a voice announcer (not shown). The sensor is arranged on the substrate and used for collecting vibration information of the sound line to generate corresponding sound name information. The voice broadcast device is connected with the sensor and used for broadcasting the name information generated by the sensor.

For example, when a learner with a vision problem dials a certain sound line, the sensor may collect vibration information of the sound line to generate corresponding sound name information. And then, the voice broadcaster connected with the sensor broadcasts the sound name information generated by the sensor, so that learners with visual problems can quickly acquire the sound name information represented by the sound line. It should be understood that the above-mentioned pitch name information may represent the CDEFGAB letters in music. The sensor is arranged on the substrate in various modes, and can be in bolt connection, clamping connection, tenon-and-mortise connection and the like. The sensor can be an electronic tuner in the prior art, and the voice broadcaster can be a voice broadcaster in the prior art.

The manner in which the above-mentioned sound line is disposed on the substrate is various, and two possible implementations are described below as examples, it being understood that the following description is only for understanding and is not intended to be limiting.

As a possible implementation manner, two ends of the sound line are respectively bonded with the bearing surface of the substrate.

For example, two ends of the sound line can be respectively and directly bonded on the bearing surface of the substrate by using an adhesive such as glass cement, and the arrangement mode is simple and convenient.

As another possible implementation manner, a groove is formed on the bearing surface of the substrate, and the sound line is disposed in the groove.

For example, two grooves may be formed in the substrate, then two ends of the voice wire are respectively placed in the two grooves, and then the grooves are filled with glass cement to fix the voice wire on the substrate. Or two clamping blocks matched with the grooves are manufactured, and the clamping blocks are arranged in the grooves after the sound lines are placed in the grooves, so that the sound lines in the grooves can be fixed conveniently.

Due to the fact that the sound line setting modes are various, the line spectrum learning tool can adapt to different application scenes, and the application range of the line spectrum learning tool is expanded.

As a possible implementation, see fig. 3 to 11, the note bars may comprise whole note bars 20 or 2 ⁿ One or more of the note bars, wherein n is greater than or equal to 1 and less than or equal to 6.

For example, referring to fig. 3-11, the note bars may include a whole note bar 20, a half note bar 21, a quarter note bar 22, an eighth note bar 23, a sixteenth note bar 24, a thirty-half note bar, and a sixty-fourth note bar. Therefore, the provided note columns are more in types, and the application range of the line spectrum learning tool can be expanded to meet the basic learning of the line spectrum.

In an example, referring to fig. 3 to 11, the note bars in the linear spectrum learning tool provided by the embodiment of the present invention include a whole note bar 20, a half note bar 21, a quarter note bar 22, an eighth note bar 23, and a sixteenth note bar 24. At this time, the learner with the eyesight problem may recognize the above note bars by touch to perceive the rhythm.

In an alternative, referring to fig. 2 and 3, when the note hole 10 is a cylindrical note hole and the note bar is a whole note bar 20, the whole note bar 20 is a cylindrical whole note bar.

Adopt above-mentioned technical scheme, see fig. 2 and fig. 3, on the one hand, the utility model provides a whole note post 20 simple structure, easily preparation. On the other hand, since the whole note bar 20 has a simple structure, it is convenient for the learner with eyesight problem to quickly identify the note bar, so as to reduce the difficulty of learning. The diameters of the cylinder note holes can be 6mm, and the distance between every two cylinder note holes can be 3 mm. The diameter D1 of the cylindrical whole note bar may be 6mm, and the height H2 of the cylindrical whole note bar may be 30 mm. It should be understood that the above size data may also be set according to practical situations, and the description herein is not intended to be limited specifically.

When the note column is 2 ⁿ When dividing the note post, the embodiment of the utility model provides a note post of two kinds of different grade types has been set up. These two arrangements are described separately below, with the understanding that the following description is for understanding only and is not intended to be limiting in any way.

Example one, referring to fig. 2, 4 to 9, when the note bar is 2 ⁿ When separating notes, 2 ⁿ The note-dividing post includes a link 25 and n protrusions 26. The first end of the connecting member 25 is disposed in the note hole 10, for example, the first end of the connecting member 25 is inserted into and pulled out of the note hole 10.

Referring to fig. 4 and 5, when n is equal to 1, the protrusion 26 is provided to the circumferential side wall of the connection member 25 in a direction away from the first end.

Illustratively, referring to fig. 4 and 5, when n is equal to 1, the note bar is a half note bar 21. The coupling member 25 may be shaped as a cylinder, the protrusion 26 may be a cylinder having a through hole, and the outer diameter of the protrusion 26 is larger than that of the coupling member 25. In actual use, the protruding member 26 is fixed on the circumferential sidewall of the connecting member 25. At this time, the learner with the visual problem can quickly touch the projection, and then the dichotomous note bar 21 can be quickly recognized, so as to reduce the difficulty of learning. Of course, the protrusion 26 may also be a rectangular parallelepiped protrusion, and in actual use, the rectangular parallelepiped protrusion is fixedly disposed around the circumferential side wall of the connecting member 25. In the post formed after assembly, the protrusion 26 protrudes relative to the connector 25. At this time, the learner with the eyesight problem can quickly touch the projection to quickly identify the dichotomous note bar 21, so as to reduce the learning difficulty. It should be understood that the shape of the connecting member 25 may be other than a cylinder, and the cylinder is only used as an example and is not specifically limited. In the embodiment of the present invention, all the connecting members 25 are identical to the whole note post 20 in shape to adapt to the note hole 10, so as to realize the fast switching of the positions of the note posts. The diameter D2 of the cylindrical connecting member 25 may be 6mm, and the diameter D3 of the cylindrical protruding member 26 may be 10mm (i.e., the radius of the protruding member 26 is 2mm larger than that of the connecting member 25). The height of the cylindrical projection 26 may be 2mm, the distance from the top of the cylindrical projection 26 may be 2mm, and the height H3 of the half note bar 21 may be 30 mm. It should be understood that the above size data can also be set according to practical situations, and the description herein is not intended to be limited in particular.

Referring to fig. 6 to 9, when n is greater than 1 and less than or equal to 6, a plurality of protruding pieces 26 are provided at intervals on the circumferential side wall of the connecting piece 25 in a direction away from the first end.

For example, referring to fig. 6 to 9, when n is greater than 1 and less than or equal to 6, the note bar may be a quarter note bar 22, an eighth note bar 23, a sixteenth note bar 24, or the like. The following description will be made by taking the quarter note bar 22 as an example, and the principles of the eighth note bar 23 and the sixteenth note bar 24 are the same as those of the quarter note bar 22, and the description referring to the quarter note bar 22 can be seen.

Referring to fig. 6 and 7, when n is equal to 2, the note bar is a quarter note bar 22. At this time, two protruding parts 26 are provided at intervals on the connecting part 25. As for the specification of the two projecting members 26, the distance between the two projecting members 26 may be set according to the actual situation. In the embodiment of the present invention, the two protruding members 26 have the same specification, and the distance between the two protruding members 26 is equal to the height of the single protruding member 26. At this time, it is convenient for the learner with the eyesight problem to quickly touch the two convex pieces 26, so as to quickly recognize the quarter note bar 22, thereby reducing the difficulty of learning. Next, the description of the shapes of the connecting member 25 and the protruding member 26 can be referred to the description when n is equal to 1, and the description is omitted here. In the quarter note bar 22: the diameter D2 of the cylindrical connecting member 25 may be 6mm and the diameter D3 of the cylindrical protruding member 26 may be 10mm (i.e., the radius of the protruding member 26 is 2mm larger than the radius of the connecting member 25). The height of the cylindrical protrusion 26 may be 2mm, the distance between the cylindrical protrusion 26 and the top end may be 2mm, the distance between the two protrusions 26 may be 2mm, and the height H4 of the quarter note bar 22 may be 30 mm. It should be understood that the above size data may also be set according to practical situations, and the description herein is not intended to be limited specifically.

Referring to FIG. 8, when n equals 3, the note bar is an octant bar 23. In the eighth note bar 23: the diameter D2 of the cylindrical connecting member 25 may be 6mm and the diameter D3 of the cylindrical protruding member 26 may be 10mm (i.e., the radius of the protruding member 26 is 2mm larger than the radius of the connecting member 25). The height of the cylindrical protrusion 26 may be 2mm, the distance between the cylindrical protrusion 26 and the top end may be 2mm, the distance between the two protrusions 26 may be 2mm, and the height H5 of the octant note bar 23 may be 30 mm. It should be understood that the above size data may also be set according to practical situations, and the description herein is not intended to be limited specifically.

Referring to fig. 9, when n is equal to 4, the note bar is a sixteenth note bar 24. In the above-mentioned sixteenth note bar 24: the diameter D2 of the cylindrical connecting member 25 may be 6mm and the diameter D3 of the cylindrical protruding member 26 may be 10mm (i.e., the radius of the protruding member 26 is 2mm larger than the radius of the connecting member 25). The height of the cylindrical protrusion 26 may be 2mm, the distance between the cylindrical protrusion 26 and the top end may be 2mm, the distance between two protrusions 26 may be 2mm, and the height H6 of the hexadecimal note bar 24 may be 30 mm. It should be understood that the above size data may also be set according to practical situations, and the description herein is not intended to be limited specifically.

In addition, there are many different positions of the above-mentioned protruding elements with respect to the connecting element, and two possible implementations are described below as examples, it being understood that the following description is only for understanding and is not intended to be limiting.

First, referring to fig. 5 and 7, the protrusions 26 are provided from the uppermost end of the connection member 25, and then, are sequentially spaced downward according to the number of the protrusions 26.

Secondly, referring to fig. 4 and 6, the position of the top end of the connecting member 25 is reserved, the protruding members 26 are arranged from a certain position away from the top end of the connecting member 25, and then the protruding members 26 are arranged at intervals downwards in sequence according to the number of the protruding members 26.

Example two, referring to fig. 10 and 11, when the note bar is 2 ⁿ When separating notes, 2 ⁿ The note-dividing post includes a link 25. The first end of the connector 25 is disposed in the note hole.

Referring to fig. 10, when n is equal to 1, a groove 27 is formed in the circumferential side wall of the connecting member 25 in a direction away from the first end.

Illustratively, referring to FIG. 10, when n equals 1, the note bar is a half note bar 21. Since the circumferential sidewall of the connecting member 25 is formed with a groove 27, when the learner having the eyesight problem touches the groove 27, it is possible to quickly confirm that the note bar is the half note bar 21. As for the shape of the connecting member 25, the above description can be referred to, and the description thereof is omitted.

Referring to fig. 11, when n is greater than 1 and less than or equal to 6, a plurality of grooves 27 are formed at intervals on the circumferential side wall of the connecting member 25 along the direction away from the first end.

For example, referring to fig. 11, when n is greater than 1 and less than or equal to 6, the note bar may be a quarter note bar 22, an eighth note bar, a sixteenth note bar, or the like. The following description will be made by taking the quarter note bar 22 as an example, and the principles of the eighth note bar and the sixteenth note bar are the same as those of the quarter note bar 22, and the description referring to the quarter note bar 22 can be seen.

Referring to FIG. 11, when n equals 2, the note bar is a quarter note bar 22. At this time, two grooves 27 are formed at intervals on the circumferential side wall of the connecting member 25. As for the specification of the two grooves 27, the interval between the two grooves 27 may be set according to practical circumstances. In the embodiment of the present invention, the two grooves 27 have the same specification, and the distance between the two grooves 27 is equal to the height of a single groove 27. At this time, it is convenient for the learner with the eyesight problem to quickly touch the two grooves 27, and then to quickly recognize the quarter note bar 22, so as to reduce the difficulty of learning.

In addition, there are many different positions of the above-mentioned grooves relative to the connecting piece, and two possible implementations are described below as examples, it being understood that the following description is only for understanding and is not intended to be limiting.

First, referring to fig. 10 and 11, the grooves 27 are formed starting from the uppermost end of the connecting member 25 and thereafter, are sequentially spaced downward according to the number of the grooves 27.

And secondly, reserving the position of the topmost end of the connecting piece, setting the grooves from a certain position away from the topmost end of the connecting piece, and then setting the grooves at intervals downwards in sequence according to the number of the grooves.

It should be understood that the first and second examples described above may be used alone or in combination.

In summary, different notes can be expressed by the number of the convex pieces and the concave grooves on the connecting pieces, and the learner with the vision problem can sense the rhythm to be expressed by touching the note bars.

In an alternative, referring to FIGS. 3-11, the whole note bar 20 is a hollow whole note bar, the connector 25 of the half note bar 21 is a hollow connector, the connector 25 of the quarter note bar 22 is a solid connector, the connector 25 of the eighth note bar 23 is a solid connector, and the connector 25 of the sixteenth note bar 24 is a solid connector.

With the above technical solution, referring to fig. 3 to 11, since the whole note in the general cognition has a hollow part, at this time, the whole note column 20 is designed as a hollow whole note column, and is more closely attached to the general cognition, which is beneficial to the memory of learners with visual problems. Similarly, the half note post 21 in the general cognition also has a hollow part, and at this time, the connecting piece 25 of the half note post 21 is designed to be a hollow connecting piece, so that the half note post is more closely attached to the general cognition, and is beneficial to the memory of learners with problems of vision. Next, the quarter note bar 22, the eighth note bar 23 and the sixteenth note bar 24 in the general cognition have no hollow portion, and therefore, the connecting members 25 of the quarter note bar 22, the eighth note bar 23 and the sixteenth note bar 24 are all designed as solid portions to be attached to the general cognition, thereby assisting the learner with the visual problems to recognize and memorize. Further, the weight of the note bars is also used to help the learner with vision problems to quickly distinguish the whole note bar 20, the half note bar 21 from the quarter note bar 22, the eighth note bar 23 and the sixteenth note bar 24. It should be understood that when the protruding part 26 is provided on the connecting part 25 of the note post, the hollow and solid of the protruding part 26 can be provided according to the actual situation, and is not limited in particular.

It should be understood that the dimensions of the above structures (e.g., the substrate, the note holes, the note pillars, etc.) may be set according to practical situations, and are not particularly limited herein.

In summary, the different note bars represent different rhythms, and the same note bar has different vocal names to be expressed at different positions. Therefore, the line chart learning tool provided by the embodiment of the utility model can enable the learners with visual problems to learn simple music scores.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A line spectroscopy instrument, comprising:

the musical note processing device comprises a substrate, wherein a bearing surface of the substrate is uniformly provided with a plurality of musical note holes;

at least one sound line arranged on the bearing surface;

a note post disposed in the note hole;

wherein the sound line and the note bar form a line spectrum.

2. The line spectroscopy apparatus of claim 1, further comprising:

the sensor is arranged on the substrate and used for collecting vibration information of the sound line to generate corresponding sound name information;

and the voice broadcasting device is connected with the sensor and is used for broadcasting the sound name information generated by the sensor.

3. The line spectroscopy apparatus of claim 1, wherein the two ends of the sound line are respectively bonded to the bearing surface.

4. The line spectroscopy tool of claim 1, wherein the substrate has a carrying surface with a recess, and the sound line is disposed in the recess.

5. The line spectroscopy apparatus of claim 1, wherein the note bar comprises a whole note bar or 2 ⁿ One or more of the note bars, wherein n is greater than or equal to 1 and less than or equal to 6.

6. The line spectroscopy apparatus of claim 5, wherein the note holes are cylindrical note holes, and when the note bars are holo-note bars, the holo-note bars are cylindrical holo-note bars.

7. The line spectroscopy apparatus of claim 5, wherein the note bar is 2 ⁿ When dividing note column, 2 ⁿ The note dividing column comprises a connecting piece and n convex pieces;

the first end of the connecting piece is arranged in the note hole;

when n is equal to 1, the protruding piece is arranged on the circumferential side wall of the connecting piece along the direction far away from the first end;

and when n is greater than 1 and less than or equal to 6, the plurality of the convex pieces are arranged on the circumferential side wall of the connecting piece at intervals along the direction far away from the first end.

8. The line spectroscopy apparatus of claim 5, wherein the note bar is 2 ⁿ When dividing note column, 2 ⁿ The note dividing column comprises a connecting piece; the first end of the connecting piece is arranged in the note hole;

when n is equal to 1, a groove is formed in the circumferential side wall of the connecting piece along the direction far away from the first end;

when n is greater than 1 and less than or equal to 6, a plurality of grooves are arranged at intervals on the circumferential side wall of the connecting piece along the direction far away from the first end.

9. The line spectroscopy tool of claim 7 or 8, wherein the note bars comprise a whole note bar, a half note bar, a quarter note bar, an eighth note bar and a sixteenth note bar.

10. The line spectroscopy instrument of claim 9,

the whole note column is a hollow whole note column;

the connecting piece of the half-note column is a hollow connecting piece;

the connecting piece of the quarter note column is a solid connecting piece;

the connecting piece of the eighth note column is a solid connecting piece;

the connecting piece of the sixteenth note column is a solid connecting piece.

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