CN-115331645-B - Novel four-string national musical instrument

Abstract

The invention discloses a novel four-string national musical instrument, which relates to the technical field of plucked musical instruments and comprises a head, a pillow and a resonance box which are sequentially arranged from top to bottom, and is characterized by also comprising a plucked string group which is arranged in front of the pillow and the resonance box and comprises a first string, a second string, a third string and a fourth string which are mutually parallel, the front side of the resonance box is provided with a sound hole which is opposite to the plucking string set, the top of the plucking string set is connected with a fixed string component which is arranged on the head, the bottom of the plucking string set is connected with a positioning component which is arranged on the bottom of the resonance box, and the fixed string component is used for adjusting the tensioning degree of the first string, the second string, the third string and the fourth string. The invention has the advantages of being capable of forming various complete harmony, wide in tone range and excellent in use experience.

Inventors

• Ha Lezhen

Assignees

• 巴音

Dates

Publication Date

20260508

Application Date

20220815

Claims (9)

1. 1. The novel four-string national musical instrument comprises a head, a bridge and a resonance box which are sequentially arranged from top to bottom, and is characterized by further comprising a plucking string group which is arranged in front of the bridge and the resonance box, wherein the plucking string group comprises a first string, a second string, a third string and a fourth string which are parallel to each other, the front side surface of the resonance box is provided with a sound hole which is opposite to the plucking string group, the top of the plucking string group is connected with a fixed string component which is arranged at the head, the bottom of the plucking string group is connected with a positioning component which is arranged at the bottom of the resonance box, and the fixed string component is used for adjusting the tensioning degree of the first string, the second string, the third string and the fourth string; the piano pillow comprises a holding frame arranged at the top, the piano head comprises a drawing part, the drawing part passes through the holding frame and can slide along the holding frame, the fixed string component is arranged in the drawing part, and a connecting and fixing structure is arranged between the drawing part and the holding frame; The resonance box comprises an outer layer box body and an inner layer box body positioned in the outer layer box body, the sound hole is connected with a sound inlet channel communicated with the inner layer box body, the positioning assembly comprises a sliding through groove and a mounting block, the bottom of the string pulling group is fixed on the mounting block, the sliding through groove is formed in the front side surface of the outer layer box body along the vertical direction, the mounting block is clamped on the sliding through groove and can slide along the surface of the sliding through groove, a pushing block arranged above the bottom surface of the inner wall of the outer layer box body is fixed on the mounting block, a first elastic part is arranged between the pushing block and the bottom surface of the outer wall of the inner layer box body, and a second elastic part is arranged between the top surface of the inner wall of the outer layer box body and the top surface of the outer wall of the inner layer box body; the installation piece is connected with the elevation structure who sets up in the resonance box bottom, elevation structure is used for driving the installation piece and follows the slip of slip logical groove surface and slide.
2. 2. The novel four-string national musical instrument according to claim 1, wherein a sealing and isolating structure for connecting the inner-layer case is provided between the sound inlet channel and the outer-layer case, the sealing and isolating structure being used for sealing the inner part of the outer-layer case, and the sealing and isolating structure being further used for isolating the sound inlet channel from the inner part of the outer-layer case.
3. 3. The novel four-stringed musical instrument of claim 2, wherein the sealing and isolating structure comprises: A side plate part fixed on the inner layer box body and parallel to the side wall of the sound inlet channel; a seal ring part bent and extended from the end of the side plate part and A sealing part arranged between the outer side of the side plate part and the inner wall of the outer layer box body, wherein, The seal ring part is in contact with the side wall of the sound entering channel, a gap exists between the seal ring part and the outer layer box body, the side plate part and the seal ring part are used for separating the sound entering channel from the inner part of the outer layer box body, the seal glue part is used for connecting the outer layer box body and the inner layer box body, and the seal glue part is also used for sealing the inner part of the outer layer box body.
4. 4. The novel four-stringed national musical instrument as in claim 1, wherein the mounting block comprises: a clamping part clamped in the sliding through groove; A mounting part fixed on the clamping part and extending to the inside of the outer layer box body, and A fixing part fixed on the clamping part and extending to the outer side surface of the outer layer box body, wherein, The pushing block is fixed on the mounting part, the lifting structure is arranged on the mounting part in a penetrating mode, and the lifting structure is used for driving the mounting part to move so that the clamping part slides along the surface of the sliding through groove.
5. 5. The novel four-stringed musical instrument according to claim 1, wherein the lifting structure comprises an adjusting screw rod penetrating through the bottom of the outer-layer box body and the mounting part, and a rotating head positioned on the bottom surface of the outer side of the outer-layer box body is fixed at the bottom of the adjusting screw rod.
6. 6. The novel four-stringed national musical instrument according to claim 1, wherein the drawing part comprises an arc drawing body penetrating into the holding frame, a plurality of fixing holes are uniformly formed in the side surface of the arc drawing body along the circumferential direction, and the connecting and fixing structure penetrates through the holding frame and extends into any fixing hole.
7. 7. The novel four-stringed musical instrument of claim 1, wherein the outer case comprises a first panel disposed on the front side, a first side plate disposed on the side surface, and a first back plate disposed on the rear side, the sliding through groove is formed in the bottom of the first panel, and the sound Kong Kaishe is formed in the upper middle portion of the first panel.
8. 8. The novel four-stringed musical instrument of claim 7, wherein the inner layer casing comprises a second panel disposed on the front side, a second side plate disposed on the side, and a second back plate disposed on the rear side, and the sound inlet channel extends from the upper middle portion of the second panel to the inside of the inner layer casing.
9. 9. The novel four-stringed musical instrument of claim 1, wherein the first elastic portion and the second elastic portion are each composed of a compression spring.

Description

Novel four-string national musical instrument Technical Field The invention relates to the technical field of plucked instruments, in particular to a novel four-string national musical instrument. Background In Mongolian national musical instruments, the plucked musical instruments are various, but the current plucked musical instruments have insufficient musical ranges, and the phenomenon of note shortage always occurs when a harmony is completely represented, so that the phenomenon of note shortage does not represent the complete harmony, and in order to realize the completion of various tone manifestations, the problem that the complete harmony cannot be fully represented is solved, and a new plucked musical instrument needs to be designed. Disclosure of Invention Aiming at the defects in the prior art, the invention provides a novel four-string national musical instrument. The utility model provides a novel four-string national musical instrument, includes from last to setting gradually musical instrument head, musical instrument pillow and resonance box down, its characterized in that still includes setting up at musical instrument pillow and the preceding plucking string group of resonance box, plucking string group is including first string, second string, third string and the fourth string that is parallel to each other, resonance box leading flank is provided with just to plucking string group's sound hole, plucking string group top is connected with the setting string subassembly that sets up at the musical instrument head, plucking string group bottom is connected with the locating component who sets up in the resonance box bottom, the setting string subassembly is used for adjusting the tensioning degree of first string, second string, third string and fourth string. The musical instrument pillow comprises a holding frame arranged at the top, the musical instrument head comprises a pulling part, the pulling part penetrates through the holding frame and can slide along the holding frame, the string fixing component is arranged inside the pulling part, a connecting and fixing structure is arranged between the pulling part and the holding frame, the resonance box comprises an outer layer box body and an inner layer box body positioned inside the outer layer box body, the sound hole is connected with a sound inlet channel communicated with the inner layer box body, the positioning component comprises a sliding through groove and a mounting block, the bottom of the string pulling group is fixed on the mounting block, the sliding through groove is formed in the front side of the outer layer box body in the vertical direction, the mounting block is clamped on the sliding through groove and can slide along the surface of the sliding through groove, a pushing block arranged above the bottom surface of the inner wall of the outer layer box body is fixed on the mounting block, a first elastic part is arranged between the pushing block and the bottom surface of the outer wall of the inner layer box body, the top surface of the inner layer box body and the inner wall of the inner layer box body is connected with the second elastic part along the lifting structure, and the lifting structure is arranged between the top surface of the inner layer box body and the lifting structure. Preferably, a sealing isolation structure connected with the inner layer box body is arranged between the sound inlet channel and the outer layer box body, the sealing isolation structure is used for sealing the inner part of the outer layer box body, and the sealing isolation structure is also used for separating the sound inlet channel from the inner part of the outer layer box body. In order to reduce the vibration conduction between the outer layer box body and the sound entering channel as much as possible, the sound entering channel and the outer layer box body are separated through the sealing isolation structure integrated with the inner layer box body, the vibration enhancement effect of the inner layer box body is not affected, the inner part of the outer layer box body is also separated from the outside, and the outer layer box body is prevented from directly participating in the vibration enhancement to affect tone color expression. Preferably, the sealing isolation structure comprises a side plate part fixed on the inner layer box body and parallel to the side wall of the sound inlet channel, a sealing ring part bent and extended from the end part of the side plate part, and a sealing glue part arranged between the outer side of the side plate part and the inner wall of the outer layer box body, wherein the sealing ring part is in contact with the side wall of the sound inlet channel, a gap exists between the sealing ring part and the outer layer box body, the side plate part and the sealing ring part are used for separating the sound inlet channel from the inner part of the outer layer box body, the sealing glue part is