CN211264916U

CN211264916U - Double-layer key thumb piano convenient for installation and tuning and capable of playing semitones

Info

Publication number: CN211264916U
Application number: CN201921889743.3U
Authority: CN
Inventors: 张功发
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-08-14
Anticipated expiration: 2029-11-05

Abstract

The utility model relates to the technical field of a thumb piano, and discloses a thumb piano with double-layer keys, which is convenient for mounting and tuning and can play semitones, and comprises a resonance box, lower-layer keys and upper-layer keys, wherein the resonance box is respectively provided with a U-shaped piece and an B-shaped piece through self-tapping screws, the U-shaped piece is upwards provided with an opening, key mounting holes are respectively formed in the B-shaped piece and the U-shaped piece, and one side of the B-shaped piece, which is far away from the key mounting holes, is provided with a lower-layer key tuning hole; and the lower layer keys penetrate through key mounting holes and lower layer key tone holes in the second-shaped piece and the U-shaped piece. The utility model has the advantages that the upper and lower layers of steel sheet keys are arranged on the U-shaped piece and the B-shaped piece, and the metal piano key frame is fixed on the resonance box by self-tapping screws, so as to increase the bountable accompaniment; pass key mounting hole and lower floor key tuning hole respectively through lower floor's key and upper strata key to the effect of the tuning of being convenient for install has been reached.

Description

Double-layer key thumb piano convenient for installation and tuning and capable of playing semitones

Technical Field

The utility model relates to a thumb musical instrument field especially relates to a double-deck key is convenient for install the tuning and can play the thumb musical instrument of semitone.

Background

The thumb piano is a national instrument with national characteristics in Africa, has different names in different places, is named mainly by poking a thin sheet on a piano body with a thumb, and is made into a resonator by utilizing a calabash in the traditional thumb piano.

Most of the existing thumb lyre is provided with a layer of keys, and the existing thumb lyre has few scales and cannot play semitones, so that a lot of music cannot be played.

In order to solve the problems, the application provides the thumb piano which is convenient for installing and tuning a double-layer key and can play a semitone.

Disclosure of Invention

Objects of the invention

In order to solve the technical problems existing in the background technology, the utility model provides a thumb piano with double-layer keys, which is convenient for installing tuning and can play semitones, the utility model discloses an upper and a lower layers of steel sheet keys are installed on a U-shaped piece and a B-shaped piece, a metal piano key frame is fixed on a resonance box by self-tapping screws, and the elastic accompaniment is increased; pass key mounting hole and lower floor key tuning hole respectively through lower floor's key and upper strata key to the effect of the tuning of being convenient for install has been reached.

(II) technical scheme

In order to solve the problems, the utility model provides a thumb piano with double-layer keys, which is convenient for installing tuning and can play semitones, comprising a resonance box, lower-layer keys and upper-layer keys, wherein the resonance box is respectively provided with a U-shaped part and a second-layer key through self-tapping screws, the U-shaped part is upwards provided with an opening, the second-layer key and the U-shaped part are both provided with key installing holes, and one side of the second-layer key, which is far away from the key installing holes, is provided with a lower-layer key tuning hole;

the lower layer key penetrates through key mounting holes in the B-shaped piece and the U-shaped piece and is in sliding connection with the inner walls of the key mounting holes and the key tuning holes in the lower layer respectively, a sleeper is arranged inside the B-shaped piece, the bottom of the lower layer key is tightly pressed with the top of the sleeper and the upper end face of the U-shaped piece respectively, the upper layer key penetrates through the key mounting holes in the B-shaped piece and is located above the lower layer key and is in sliding connection with the inner wall of the key mounting holes, and the bottom of the upper layer key is tightly pressed with the top edge of the B-shaped piece and the top edge of the U-shaped piece respectively.

Preferably, the upper layer keys are composed of root keys, and the root keys are arranged in left-to-right order by bE6, C6, bA5, F5, # C5, bB4, # F4, bE4, # C4, F4, bA4, C5, bE5, # F5, bB5, and # C6 in international acoustic pitch notation.

Preferably, the lower-level key is composed of a root key, and the root key is composed of D6, B5, G5, E5, C5, a4, F4, D4, C4, E4, G4, B4, D5, F5, a5, C6, and E6 arranged in order from left to right in international acoustic pitch notation.

Preferably, the key in the middle of each key in upper strata key and lower floor key middle part is longest, and both sides key shortens gradually in proper order.

Preferably, screw holes are formed in the B-shaped piece and the U-shaped piece, and the bottom end of the self-tapping screw penetrates through the screw holes and is connected with the screw holes in a sliding mode.

Preferably, the bottom of the sleeper is adhered to the second-shaped member by glue.

The above technical scheme of the utility model has following profitable technological effect:

through passing key mounting hole and lower floor's key tuning hole respectively with lower floor's key and upper key to sliding connection, and then adjusts when the installation is adjusted, installs second-shaped piece and U-shaped piece on the resonator through the self tapping screw, thereby has reached the effect of convenient to detach installation, through being equipped with lower floor's key and upper key, and then has increased the musical accompaniment of musical scale and playing, thereby has reached the effect that is applicable to more performances.

Drawings

Fig. 1 is the utility model provides a double-deck key is convenient for install the tuning and can play the structural schematic diagram of the thumb musical instrument of semitone.

Fig. 2 is the utility model provides a double-deck key is convenient for install the tuning and can play the explosion sketch map of the thumb musical instrument of semitone.

Fig. 3 is the utility model provides a double-deck key is convenient for install the tuning and can play the thumb musical instrument of semitone overlook the structure sketch map.

Fig. 4 is the utility model provides a double-deck key is convenient for install the tuning and can play the side view structure schematic diagram of the thumb musical instrument of semitone.

Fig. 5 is the utility model provides a double-deck key is convenient for install the tuning and can play the front view structure schematic diagram of the thumb musical instrument of semitone.

Fig. 6 is the utility model provides a double-deck key is convenient for install the tuning and can play the upward view structure schematic diagram of the thumb musical instrument of semitone.

Reference numerals: 1. a resonance box; 2. a second piece; 3. a screw hole; 4. self-tapping screws; 5. a U-shaped piece; 6. crossties; 7. a lower layer of keys; 8. upper layer keys; 9. a key mounting hole; 10. tone tuning holes of the keys of the lower layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the utility model provides a double-deck key is convenient for install the tuning and can play the thumb musical instrument of semitone, including resonant tank 1, lower floor's key 7 and upper strata key 8, install U-shaped piece 5 and second part 2 through self tapping screw 4 respectively on resonant tank 1, U-shaped piece 5 upwards forms the opening, has all seted up key mounting hole 9 on second part 2 and the U-shaped piece 5, and second part 2 keeps away from the one side of key mounting hole 9 and has seted up lower floor's key tuning hole 10;

lower floor's key 7 passes key mounting hole 9 and lower floor's key register hole 10 on second-hand member 2 and the U-shaped piece 5, and respectively with the inner wall sliding connection of key mounting hole 9 and lower floor's key register hole 10, the inside of second-hand member 2 is provided with sleeper 6, the bottom of lower floor's key 7 compresses tightly with sleeper 6's top and the upper end terminal surface of U-shaped piece 5 respectively, upper key 8 passes key mounting hole 9 on second-hand member 2 and is located the top of lower floor's key 7, and with the inner wall sliding connection of key mounting hole 9, the bottom of upper key 8 compresses tightly with second-hand member 2 top edge and U-shaped piece 5 top edge respectively.

It should be noted that the lower layer key 7 produces resonance longer than the upper layer key 8, and the contact with the sleeper 6 is to prevent the metal key from sliding down during playing.

In an alternative embodiment, the upper layer keys 8 are composed of 16 keys, and the 16 keys are arranged in order from left to right by bE he 6, C6, bA5, F5, # C5, bB4, # F4, bE4, # C4, F4, bA4, C5, bE5, # F5, bB5, and # C6 in international acoustic pitch notation, that is, treble 2, treble 7, treble 5, treble 3, treble 1, bass 6, bass 4, bass 2, bass 1, bass 3, bass 5, bass 637, treble 2, treble 4, treble 6, and treble 1 in C note notation.

In an alternative embodiment, the lower keys 7 are composed of 17 keys, and the 17 keys are composed of D6, B5, G5, E5, C5, a4, F4, D4, C4, E4, G4, B4, D5, F5, a5, C6, and E6 arranged in order from left to right in international acoustic pitch notation, that is, alt 2, treble 7, treble 5, treble 3, treble 1, bass 6, bass 4, bass 2, bass 1, bass 3, bass 5, bass 7, treble 2, treble 4, treble 6, treble 1, and treble 3 in the C-note pitch notation.

In an alternative embodiment, the key in the center of each key in the middle of the upper key 8 and the lower key 7 is the longest, and the keys on both sides are successively and gradually shorter.

In an alternative embodiment, the second member 2 and the U-shaped member 5 are both provided with screw holes 3, and the bottom ends of the tapping screws 4 pass through the screw holes 3 and are slidably connected with the screw holes 3.

In an alternative embodiment the bottom of the sleepers 6 are glued to the second part 2.

The utility model discloses in, through passing key mounting hole 9 and lower floor's key tuning hole 10 respectively with lower floor's key 7 and upper key 8 to sliding connection, and then adjust when the installation is adjusted, install second-class part 2 and U-shaped part 5 on the resonator 1 through self tapping screw 4, thereby reached the effect of convenient to detach installation, through being equipped with lower floor's key 7 and upper key 8, and then increased the sound accompaniment of musical scale and playing, thereby reached the effect that is applicable to more performances.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a double-deck key is convenient for install tuning and can play the thumb musical instrument of semitone, includes resonant tank (1), lower floor key (7) and upper key (8), its characterized in that: a U-shaped part (5) and a B-shaped part (2) are respectively installed on the resonance box (1) through self-tapping screws (4), the U-shaped part (5) is upwards opened, key mounting holes (9) are formed in the B-shaped part (2) and the U-shaped part (5), and a lower-layer key sound adjusting hole (10) is formed in one side, away from the key mounting holes (9), of the B-shaped part (2);

lower floor's key (7) pass key mounting hole (9) and lower floor key tuning hole (10) on sigmoid (2) and U-shaped piece (5) to respectively with the inner wall sliding connection of key mounting hole (9) and lower floor key tuning hole (10), the inside of sigmoid (2) is provided with sleeper (6), the bottom of lower floor's key (7) compresses tightly with the upper end terminal surface of the top of sleeper (6) and U-shaped piece (5) respectively, upper key (8) pass key mounting hole (9) on sigmoid (2) and are located the top of lower floor key (7) to with the inner wall sliding connection of key mounting hole (9), the bottom of upper key (8) compresses tightly with sigmoid (2) top edge and U-shaped piece (5) top edge respectively.

2. A double-layered key for facilitating fitting tuning and enabling playing of a semitone according to claim 1, characterized in that said upper layer keys (8) are composed of 16 keys, and that the 16 keys are arranged in the order of bE from left to right bE6, C6, bA5, F5, # C5, bB4, # F4, bE4, # C4, F4, bA4, C5, bE5, # F5, bB5 and # C6 in international acoustic pitch notation.

3. A double-layered key for facilitating set-up tuning and capable of playing a semitone according to claim 1, characterized in that said lower keys (7) are composed of 17 keys, and the 17 keys are composed of D6, B5, G5, E5, C5, a4, F4, D4, C4, E4, G4, B4, D5, F5, a5, C6 and E6 arranged in the order of international acoustic pitch notation.

4. A double-layered piano with easy-to-mount tuning and semitone playing functions as claimed in claim 1, wherein the keys in the middle of the upper (8) and lower (7) layers are the longest and the keys on both sides are successively shorter.

5. The double-layer key type thumb piano convenient for installation and tuning and capable of playing semitones is characterized in that the second-shaped part (2) and the U-shaped part (5) are respectively provided with a screw hole (3), and the bottom end of the self-tapping screw (4) penetrates through the screw holes (3) and is in sliding connection with the screw holes (3).

6. A double-layered key for facilitating the installation of a tuning and enabling the playing of a semitone thumb piano according to claim 1, characterized in that the bottom of said crosstie (6) is glued to the second piece (2) by means of glue.