CN221304247U - Cavity structure of Guqin panel - Google Patents

Abstract

The utility model relates to a cavity structure of an ancient organ panel, which comprises the ancient organ panel, wherein a cavity is arranged in the ancient organ panel, sound guide strips protruding outwards are arranged in the cavity, the sound guide strips are transversely arranged, and a strip-shaped sound guide groove is formed between every two adjacent sound guide strips.

Description

Cavity structure of Guqin panel

Technical Field

The utility model relates to the technical field of ancient musical instrument manufacturing, in particular to a cavity structure of a panel of an ancient musical instrument.

Background

Ancient musical instruments have been used as Chinese traditional plucked musical instruments for over three thousand years, belonging to the eight-note silk. The ancient musical instrument has wide range of sound, deep tone and long aftertone. The Chinese ancient organ has been selected as a world cultural heritage and also listed in the directory of Chinese non-material cultural heritage. The ancient musical instrument is a long and narrow wood plucked string instrument, and the main structure comprises a panel, a bottom plate, strings, a logo, a phoenix forehead, a dew bearing, a Yuehan, a dragon gum, a gum support, a dragon pond, a phoenix biogas, a goose foot, a musical instrument tuner, a tuner pond, a guard rail and the like. Wherein, panel and bottom plate are the foundation structure part of musical instrument, ancient people design ancient musical instrument panel and bottom plate according to the theory of "round sky square earth", and the panel is the cambered surface, soft timber such as fir, paulownia wood commonly used, and the bottom plate is the plane, and the hard timber such as catalpa wood commonly used, panel and bottom plate combine, and the abdominal cavity is empty, and the wooden surface brushes the base child of material preparation such as cornu Cervi Degelatinatum, and the surface is raw lacquer. The combination of the panel and the bottom plate forms a resonance cavity of the Guqin.

The traditional seven-stringed plucked instrument is internally provided with a sound receiving structure for increasing the complexity of the cavity of the seven-stringed plucked instrument, so as to improve the sound amplifying effect of the seven-stringed plucked instrument, the sound receiving structure is generally rectangular, some of the sound receiving structure protrudes outwards from the cavity of the seven-stringed plucked instrument panel and is directly adhered to the cavity of the seven-stringed plucked instrument panel, some of the sound receiving structure is inwards sunken from the cavity of the seven-stringed plucked instrument panel and is directly dug in the cavity of the seven-stringed plucked instrument panel, the two sound receiving structures have more edges and corners, and the formed sound channel is short and tortuous, so that sound waves are disordered, sound amplifying effects are poor, and the cavity structure can change the current situation in order to solve the defects of the traditional sound receiving structure.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a cavity structure of an ancient organ panel.

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

The utility model provides a cavity structure of seven-stringed plucked instrument panel, includes the seven-stringed plucked instrument panel, the inside of seven-stringed plucked instrument panel is provided with the cavity, be provided with outside convex guide sound strip in the cavity, guide sound strip transversely sets up, and adjacent two be formed with rectangular guide sound groove between the guide sound strip.

Further, the sound guiding groove is a continuous strip-shaped groove, and the sound guiding groove traverses the cavity.

Further, the sound guiding strip is further provided with a reverberation groove which is concave inwards, and the width of the reverberation groove is matched with that of the sound guiding groove.

Further, the sound guiding groove is vertically arranged on the sound guiding strip, and the depth of the sound guiding groove is not larger than the height of the sound guiding strip.

Further, the sound guide strip is also provided with a stabilizing strip, and the length of the stabilizing strip is three times that of the sound guide strip between two adjacent reverberation grooves.

Further, the stabilizing strip is arranged at the middle part of the cavity.

Further, a circular arc-shaped foot pool is further arranged in the cavity, the foot pool divides the sound guide strips positioned at two sides into two parts, and a space is reserved between the sound guide strips and the foot pool.

Further, the sound guide strips are uniformly distributed over the cavity, and the height of the sound guide strips is lower than the depth of the cavity.

Further, the width of the sound guide strip is gradually reduced along with the width from the head to the tail, and the reverberation grooves are orderly distributed on the sound guide strip.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the application, the sound guide strips which are transversely and uniformly distributed are arranged, the sound guide grooves are formed between every two sound guide strips, and long and smooth sound channels are formed by the sound guide grooves and the sound guide strips, so that the sound wave is conducted in the inner cavity more regularly and continuously, and the problem of silver disorder of the traditional sound receiving structure is solved.

2. According to the application, the reverberation grooves are uniformly formed on the sound guide strips, the reverberation grooves are grooves vertically arranged on the sound guide strips and are equivalent to a small cavity on the sound guide strips, the reverberation grooves on each sound guide strip are aligned to form vertical cavities in the cavity, and reverberation is produced by increasing rebound of sound waves in the cavity, so that on one hand, the effect of expanding the sound of a musical instrument can be achieved through reverberation, and on the other hand, the sound of the musical instrument can be prolonged, and the rhythm of the sound of the musical instrument is increased.

3. According to the application, the stabilizing strips are further arranged on the middle two sound guide grooves, the number of the sound guide grooves on the stabilizing strips is smaller than that of the stabilizing strips on other sound guide strips, on one hand, the purpose of ensuring the structural strength of the cavity is achieved, on the other hand, the stabilizing strips are equivalent to the middle part of the whole cavity, so that sound waves in the cavity can be balanced, disorder of sound colors caused by excessive reverberation grooves can be avoided, the ordering of sound waves in the cavity is increased, and the sound colors are more mellow.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a partial cross-sectional view of the present utility model.

In the figure: 1. panel, 11, cavity, 12, sound guide strip, 13, reverberation groove, 14, stabilizing strip, 15, foot basin, 16, sound guide groove.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

As shown in fig. 1 and 2.

The utility model provides a cavity 11 structure of seven-stringed plucked instrument panel 1, includes seven-stringed plucked instrument panel 1, the inside of seven-stringed plucked instrument panel 1 is provided with cavity 11, be provided with outside convex sound guide strip 12 in the cavity 11, sound guide strip 12 transversely sets up to adjacent two be formed with rectangular sound guide groove 16 between the sound guide strip 12.

Further, the sound guiding groove 16 is a continuous elongated groove, and the sound guiding groove 16 traverses the cavity 11.

Further, the sound guiding strip 12 is further provided with a reverberation groove 13 recessed inwards, and the width of the reverberation groove 13 is matched with the width of the sound guiding groove 16.

Further, the sound guiding groove 16 is vertically disposed on the sound guiding strip 12, and the depth of the sound guiding groove 16 is not greater than the height of the sound guiding strip 12.

Further, the sound guiding strip 12 is further provided with a stabilizing strip 14, and the length of the stabilizing strip 14 is three times the length of the sound guiding strip 12 between two adjacent reverberation grooves 13.

Further, the stabilizer bar 14 is disposed at a middle portion of the cavity 11.

Further, a circular arc-shaped foot pool 15 is further disposed in the cavity 11, the foot pool 15 divides the sound guiding strip 12 located at two sides into two parts, and a space is reserved between the sound guiding strip 12 and the foot pool 15.

Further, the sound guiding strips 12 are uniformly distributed over the cavity 11, and the height of the sound guiding strips 12 is lower than the depth of the cavity 11.

Further, the width of the sound guiding strip 12 decreases from the head to the tail, and the reverberation grooves 13 are distributed on the sound guiding strip 12 in order.

Furthermore, the application is provided with the sound guide strips 12 which are transversely and uniformly distributed, the sound guide grooves 16 are formed between every two sound guide strips 12, and the sound guide grooves 16 and the sound guide strips 12 form a continuous and smooth sound channel, so that the conduction of sound waves in the inner cavity is more regular and continuous, and the problem of silver disorder of the traditional sound receiving structure is solved.

Furthermore, the reverberation grooves 13 are uniformly formed on the sound guide strip 12, the reverberation grooves 13 are grooves vertically arranged on the sound guide strip 12 and are equivalent to a small cavity on the sound guide strip 12, the reverberation grooves 13 on each sound guide strip 12 are aligned, vertical cavities are formed in the cavity 11, and reverberation is manufactured by increasing rebound of sound waves in the cavity 11, so that on one hand, the effect of expanding the musical instrument can be achieved through reverberation, and on the other hand, the musical instrument can be lengthened, and the rhythm of the musical instrument is increased.

Furthermore, the stabilizing strips 14 are further arranged on the middle two sound guide grooves 16, the number of the sound guide grooves 16 on the stabilizing strips 14 is smaller than that of the stabilizing strips 14 on the other sound guide strips 12, on one hand, the purpose of ensuring the structural strength of the cavity 11 is achieved, on the other hand, the stabilizing strips 14 are equivalent to the middle part of the whole cavity 11, sound waves in the cavity 11 can be balanced, disorder of sound colors caused by excessive reverberation grooves 13 can be avoided, the ordering of sound waves in the cavity 11 is increased, and the sound colors are more mellow.

Furthermore, the sound guide strips 12 are distributed uniformly throughout the whole cavity 11, and the sound guide strips 12 and the sound guide grooves 16 also reduce the loss of sound waves in the transmission process, so that the whole musical instrument sound is more continuous and the tail tone is more long.

Furthermore, in the actual process of making the organ, the number of the sound guide strips 12 is preferably 6, and the 6 sound guide strips 12 can ensure the position of the foot-left sound guide groove 16 due to the width of the organ cavity 11, and can also ensure that the sound guide strips 12 cannot be too thin or too thick, so as to influence the sound wave guiding effect.

Further, in the manufacturing process, except for the middle two sound guide strips 12, the number of reverberation grooves 13 on each sound guide strip 12 is 12, and the reverberation grooves 13 on each sound guide strip 12 are aligned, so that 12 reverberation tracks can be formed on the visual effect, and the specific effect can be shown in fig. 1.

Further, as shown in fig. 1, the stabilizing bars 14 are located on the middle two sound guide bars 12, and are located entirely at the center of gravity of the whole panel 1, mainly for balancing tone.

Further, as shown in fig. 2, the transition between the sound guiding strip 12 and the cavity 11 is in a circular arc shape, which is different from the right angle transition of the traditional nano-sound structure, so that the circular arc transition can reduce the loss of sound waves, and can also effectively avoid irregular rebound of sound waves and avoid noise in the process of sound wave conduction.

In the description of the present specification, reference to the terms "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present utility model has been described in terms of the preferred embodiments, the preferred embodiments are not limited to the above embodiments, and various modifications and changes can be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model is defined by the appended claims.

Claims (9)

1. The utility model provides a cavity structure of seven-stringed plucked instrument panel, includes the seven-stringed plucked instrument panel, the inside of seven-stringed plucked instrument panel is provided with cavity, its characterized in that: the cavity is internally provided with a sound guide strip protruding outwards, the sound guide strips are transversely arranged, and a strip-shaped sound guide groove is formed between every two adjacent sound guide strips.

2. The cavity structure of the guqin panel of claim 1, wherein: the sound guiding groove is a continuous strip-shaped groove, and the sound guiding groove traverses the cavity.

3. The cavity structure of the guqin panel of claim 1, wherein: the sound guide strip is also provided with an inwards concave reverberation groove, and the width of the reverberation groove is matched with that of the sound guide groove.

4. The cavity structure of the guqin panel of claim 3, wherein: the sound guide groove is vertically arranged on the sound guide strip, and the depth of the sound guide groove is not greater than the height of the sound guide strip.

5. The cavity structure of the guqin panel of claim 1, wherein: the sound guide strip is also provided with a stabilizing strip, and the length of the stabilizing strip is three times of the length of the sound guide strip between two adjacent reverberation grooves.

6. The cavity structure of the guqin panel of claim 5, wherein: the stabilizing strip is arranged at the middle part of the cavity.

7. The cavity structure of the guqin panel of claim 1, wherein: the cavity is internally provided with a circular arc-shaped foot pool, the foot pool divides the sound guide strips positioned at two sides into two parts, and a space is reserved between the sound guide strips and the foot pool.

8. The cavity structure of the guqin panel of claim 1, wherein: the sound guide strips are uniformly distributed over the cavity, and the height of the sound guide strips is lower than the depth of the cavity.

9. The cavity structure of the guqin panel of claim 3, wherein: the width of the sound guide strip is reduced along with the width from the head to the tail, the reverberation grooves are orderly distributed on the sound guide strip, and the reverberation grooves on each sound guide strip are aligned.