13-hole Bloom chord harmonica

Abstract

The utility model discloses a 13-hole Bloom chord harmonica, which is formed by assembling a comb, an upper spring plate, a lower spring plate, a cover plate and a bottom plate, the comb is provided with 13 holes, the air blowing tones of the comb are respectively 5, b7, 2, 4, 6 and 1 from left to right, and the inspiration scales of the comb are respectively 6, 1, 3, 5, 7, 2, 4, 6, 1, 3, 5, b7 and 2 from left to right. The musical instrument is small in size, rich in chord tone, capable of playing thirteen kinds of chords, thirteen kinds of chords, more than twenty kinds of chords, more than twenty kinds of chords, more than twenty kinds of chords, more than twenty kinds of chords, more than twenty kinds of chords, more than twenty kinds of chords and more than twenty kinds of chords and more than twenty kinds of chords, and capable of playing diphonic ranges of various degrees through double holes and tongue plugs

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of musical instrument structure, especially 13-hole blues and chord harmonica. BACKGROUND

[0002] Harmonica is a kind of multi-reed musical instrument that makes metal reed vibrate to produce sound by blowing or inhaling air.The most basic function of chord harmonica is to produce chord, and its reed configuration is composed of 4-8 reeds per group of chord.The basic chord that can be produced by chord harmonica produced by harmonica factory is major triad, minor triad and dominant seventh chord, and depending on the model, augmented triad and diminished triad can be added, and there are generally 48-group and 24-group chord harmonicas.Currently, chord harmonica is composed of one group of fixed pitch, and the length is long and the volume is large, and the length of conventional 48-group chord harmonica reaches 60cm.

[0003] The length of blues harmonica is usually about 10cm, and the volume is small and easy to carry, but the scale order of conventional 10-hole and 13-hole blues harmonica can only blow six to seven groups of chord. CONTENT OF THE UTILITY MODEL

[0004] In view of the problems in the prior art, the utility model provides a 13-hole blues chord harmonica, which can play 13 kinds of triad, 14 kinds of seventh chord and more than 20 kinds of ninth chord, eleventh chord and thirteenth chord, and has small volume and rich chord sound.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] The 13-hole blues chord harmonica is assembled by a grid, an upper reed plate, a lower reed plate, a cover plate and a bottom plate, the grid is arranged between the upper reed plate and the lower reed plate, the cover plate is located above the upper reed plate, and the bottom plate is located below the lower reed plate, the grid has 13 holes, and the blowing scale order of the grid from left to right is 5, b7, 2, 4, 6, 1, 3, 5, 7, 2, #4, 6 and 1, and the inhaling scale order of the grid from left to right is 6, 1, 3, 5, 7, 2, 4, 6, 1, 3, 5, b7 and 2.

[0007] The musical notes are represented by numbers 1, 2, 3, 4, 5, 6 and 7, and the names are do, re, mi, fa, sol, la and si, and if it is C major plus the name, it is C, D, E, F, G, A and B, b7 represents low octave si, and #4 represents high octave fa. ADVANTAGEOUS EFFECTS

[0008] ​​The length of the adjusted structure is kept at about 10 cm, but 3 kinds of triads, 14 kinds of seventh chords, and more than 20 kinds of ninth chords, eleventh chords and thirteenth chords can be played, and various degrees of double tone intervals can be played through double holes and tongue blocking, meeting the conventional playing requirements, and the structure is small in size and rich in chord sound. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 A schematic diagram of the tone order of the utility model;

[0010] Figure 2 A schematic diagram of the tone order of the conventional ten-hole blues harmonica;

[0011] Figure 3 A schematic diagram of the tone order of the conventional thirteen-hole blues harmonica. DETAILED DESCRIPTION

[0012] The tone order of the conventional ten-hole blues harmonica is shown in Table 1: Figure 2 Six chord sounds (see Table 1) can be played:

[0013] Table 1

[0014]

[0015] The tone order of the conventional thirteen-hole blues harmonica is shown in Table 2: Figure 3 Seven chord sounds can be played, one more G9 ninth chord (including 56789 holes) than the conventional ten-hole blues harmonica.

[0016] As shown in Figure 1 The utility model discloses a harmonica, which comprises a bridge, an upper reed plate, a lower reed plate, a cover plate and a bottom plate.

[0017] Thirteen kinds of triads, 14 kinds of seventh chords, and more than 20 kinds of ninth chords, eleventh chords and thirteenth chords can be played, and Table 2 is shown:

[0018] Table 2

[0019]

[0020] The above merely is preferred implementation manner of the present application, the protection scope of the present application is not only limited to the above examples, and belongs to the protection scope of the present application for the technical scheme under the idea of the present application.All should be pointed out, for the ordinary skill in the art of the present technology, under the prerequisite of not departing from the principle of the present application, a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1.13-hole Bruce and chord harmonica, comprising a frame, an upper reed plate, a lower reed plate, a cover plate and a bottom plate assembled together, the frame is arranged between the upper reed plate and the lower reed plate, the cover plate is located above the upper reed plate, and the bottom plate is located below the lower reed plate, characterized in that: The frets 13 holes, fret blowing sound price order from left to right are 5, b7, 2, 4, 6, 1, 3, 5, 7, 2, #4, 6, 1, fret inhale sound order from left to right are 6, 1, 3, 5, 7, 2, 4, 6, 1, 3, 5, b7, 2.

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