CN105788569B

CN105788569B - A kind of violoncello

Info

Publication number: CN105788569B
Application number: CN201610192420.3A
Authority: CN
Inventors: 何薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-30
Filing date: 2016-03-30
Publication date: 2016-11-23
Anticipated expiration: 2036-03-30
Also published as: CN105788569A

Abstract

The invention discloses a kind of violoncello, including qin case (1) and string (2), it is provided with bridge (3) at the middle part in described qin case (1) front, described bridge (3) is provided with four string slots (31), a left side in this bridge (3), the right side is symmetrically arranged on two with two sound holes (6), it is provided with chord-drawing plate (4) in the lower end of described qin case (1), described chord-drawing plate (4) is equidistantly provided with four row's string positions, the front of each described string position is equipped with adjusting nut (51), the reverse side of this tuning position each is equipped with adjustment seat, all emerge the front of correspondence position tuning position in the upper end of each described adjustment seat, described string (2) is fed through the string slot (31) of correspondence position, and fixing with the adjustment seat of correspondence position be connected.The present invention is correspondingly arranged adjustment hole and regulating tank on the string position of chord-drawing plate, adjusts string chord length and tension force, to reach to adjust and stablize the effect of each tone position tone color, and simple in construction, simple operation, applied widely.

Description

A kind of violoncello

Technical field

The present invention relates to a kind of musical instrument, particularly to a kind of violoncello.

Background technology

Chord-drawing plate conventional on violoncello, the position, hole of the several fixing string being the most only arranged side by side, it is impossible to string Degree of tightness or length be adjusted, the tone color of string can not change, and the string pronunciation of unlike material is also different, and string signal to noise ratio is more single One, and chord-drawing plate can not regulate the tone color of string sound, the playing effect of violoncello is the best.

Summary of the invention

The technical problem to be solved in the present invention there is provided a kind of violoncello being conveniently adjusted and stablize each string position tone color.

Technical scheme is as follows:

A kind of violoncello, including qin case and string, in described qin case front for the main vibration plate that pronounces, the main vibration plate of described pronunciation Middle part is provided with bridge, and described bridge is provided with four string slots, and the arranged on left and right sides in this bridge is arranged with two sound holes, in institute The lower end stating qin case is provided with chord-drawing plate, and described chord-drawing plate is positioned at the underface of bridge, is equidistantly provided with four rows on described chord-drawing plate String position, string position described in four rows is followed successively by C string position, G string position, D string position and A string position from left to right, and described C string position is the most successively Being provided with two regulating tanks and two adjustment holes, described G string position is sequentially provided with a regulating tank and two adjustment holes, institute from top to bottom Stating D string position and be sequentially provided with a regulating tank and two adjustment holes from top to bottom, described A string position is sequentially provided with two tune from top to bottom Knothole, the upper end of each described regulating tank is all set to borehole structure, and the diameter of this borehole structure is consistent with the diameter of adjustment hole；

The front of each described string position is equipped with adjusting nut, and the reverse side of this string position each is equipped with adjustment seat, described Adjustment seat is connected fixing with the adjusting nut of correspondence position, and correspondence position string position is just all being emerged in the upper end of each described adjustment seat Face, described string is fed through the string slot (31) of correspondence position, and fixing with the adjustment seat of correspondence position is connected.

Use above structure, a chord-drawing plate is set in the lower section of bridge, chord-drawing plate arranges four row's string positions, four strings Position is respectively C string position, G string position, D string position and A string position, and each string position, according to the difference of service condition, is provided with phase on demand The adjustment hole joined and regulating tank, C string position is constituted by four basic sound levels, and corresponding string is the most soft, is difficult to pronunciation, therefore sets There are two adjustment holes and two regulating tanks, to meet the needs of Multi-regulation；G and D string position is two phonemes, and audio frequency is relatively low, due to The amplitude modulation of low phoneme is less, therefore is provided only with two adjustment holes and a regulating tank on two string positions；The pitch of A string position, adds The tension force of string is big, and tone color is more strong, and the probability that tone color adjusts is little, therefore is provided only with two adjustment holes, is all provided with in adjustment hole Having an adjusting nut, each adjusting nut drives the adjustment seat of correspondence position, makes adjustment seat loosen or strain string, change chord length with The tension force of string, to obtain required tone color, simple in construction, simple operation, applied widely.

For the ease of length and the tension force of string of regulation string, as preferably, each described adjustment seat is by fixed block Forming with regulating block, described regulating block is " L " shape, and the end of thread of described adjusting nut is spirally connected fixing with the lower end of fixed block, should The bottom end face of the end of thread abuts with the horizontal segment of regulating block, and at the angle of cut of described regulating block, the upper end thereof with fixed block is solid Fixed, the regulating block horizontal segment of described A string position stretches out chord-drawing plate, and it is right that the external part of its excess-three vertical section of described regulating block is all emerged Answer the front of position adjustments groove, the vertical section of each described regulating block to be equipped with seat of tuning up, described in tune up seat and string fixing even Connect.

Owing to the string of C string position is relatively thick, the tension force of string is preferable, in order to obtain the tone of Multi-regulation, as preferably, and institute State in C string position the centre-to-centre spacing between two adjustment holes and between two regulating tanks and be 15mm；A described regulation on the lower Centre-to-centre spacing between the borehole structure of groove with adjacent adjustment hole is 21mm.

In order to keep the bass of G string position, as preferably, the borehole structure of regulating tank and adjacent adjustment hole in described G string position Between centre-to-centre spacing be 15mm；Centre-to-centre spacing between two adjustment holes is 21mm.

In order to keep the bass of D string position, as preferably, the borehole structure of regulating tank and adjacent adjustment hole in described D string position Between centre-to-centre spacing be 15mm；Centre-to-centre spacing between two adjustment holes is 21mm.

For the tone color of stable A string position, as preferably, in described A string position, the centre-to-centre spacing between two adjustment holes is 15mm.

For the ease of rotating adjusting nut, as preferably, a diameter of 6mm of described adjustment hole.

In order to attractive in appearance and be easy to grip, meanwhile, the beneficially sounding of high audio, as preferably, described qin case profile upper Portion is ancient Chinese chime with 12 bells style, and the arranged on left and right sides of described ancient Chinese chime with 12 bells style upper end is arc-shaped, and the bottom of this qin case is Chu Ding style.

In order to reach preferable resonance effect, it is achieved physically better acoustics index, the front of described qin case uses Paulownia Wood plank is made.

For the ease of audio frequency being transferred into and out before and after qin case internal vibration, and ensure stablizing of musical note, as preferably, two Individual described sound hole is the pattern of cripple's stricture of vagina, and two ends and the middle part of each described sound hole are equipped with corner groove-like structure.

Beneficial effect: the present invention is correspondingly arranged adjustment hole and regulating tank on the string position of chord-drawing plate, adjust string chord length and Tension force, to reach to adjust and stablize the effect of each string position tone color, simple in construction, simple operation, applied widely.

Accompanying drawing explanation

Fig. 1 is the structural representation of the present invention.

Fig. 2 is enlarged drawing at the B of Fig. 1.

Fig. 3 is the A direction view of Fig. 1.

Detailed description of the invention

The invention will be further described below in conjunction with the accompanying drawings.

Shown in Fig. 1, Fig. 2 and Fig. 3, the present invention is made up of qin case 1 and string 2 etc., and the top of described qin case 1 profile is for compiling Clock-type sample, the arranged on left and right sides of described ancient Chinese chime with 12 bells style upper end is arc-shaped, and the bottom of this qin case 1 is Chu Ding style；Described qin case 1 Front for pronounce main vibration plate 11, the main vibration plate of described pronunciation 11 uses Lignum paulowniae sheet material to make, at the main vibration plate of described pronunciation 11 Middle part is provided with bridge 3, and described bridge 3 is provided with four string slots 31, and the arranged on left and right sides in this bridge 3 is arranged with two sound holes 6, two described sound holes 6 are the pattern of cripple's stricture of vagina, and two ends and the middle part of each described sound hole 6 are equipped with corner groove-like structure； Being provided with chord-drawing plate 4 in the lower end of described qin case 1, described chord-drawing plate 4 is positioned at the underface of bridge 3.

Equidistantly being provided with four row's string positions on described chord-drawing plate 4, string position described in four rows is followed successively by C string position, G string from left to right Position, D string position and A string position, described C string position, G string position and D string position are equipped with adjustment hole 52 and regulating tank 53, each described regulation The upper end of groove 53 is all set to borehole structure, and the diameter of this borehole structure is 6mm, the tool of each tuning position with the diameter of adjustment hole 52 Body situation is:

Described C string position is sequentially provided with two regulating tanks 53 and two adjustment holes 52, two described adjustment holes 52 from top to bottom Between and two described regulating tanks 53 between centre-to-centre spacing be 15mm；The borehole structure of a described regulating tank 53 on the lower It is 21mm with the centre-to-centre spacing between adjacent adjustment hole 52；Described G string position is sequentially provided with a regulating tank 53 and two from top to bottom Adjustment hole 52, the centre-to-centre spacing between the borehole structure of described regulating tank 53 with adjacent adjustment hole 52 is 15mm；Two adjustment holes 52 Between centre-to-centre spacing be 21mm；Described D string position is sequentially provided with a regulating tank 53 and two adjustment holes 52, described D from top to bottom In string position, the centre-to-centre spacing between the borehole structure of regulating tank 53 with adjacent adjustment hole 52 is 15mm；In between two adjustment holes 52 The heart is away from for 21mm；Described A string position is sequentially provided with two adjustment holes 52 from top to bottom, in described A string position between two adjustment holes 52 Centre-to-centre spacing be 15mm.

Each described adjustment seat is formed by fixed block 54 and regulating block 55, and described regulating block 55 is " L " shape, described regulation The end of thread of nut 51 is spirally connected fixing with the lower end of fixed block 54, and the bottom end face of this end of thread supports with the horizontal segment of regulating block 55 Connecing, at the angle of cut of described regulating block 55, the upper end elastic hinge joint with fixed block 54 is fixed, regulating block 55 horizontal segment of described A string position Stretching out chord-drawing plate 4, the external part of its excess-three described vertical section of regulating block 55 is all emerged the front of correspondence position regulating tank 53, often The vertical section of individual described regulating block 55 is equipped with seat 56 of tuning up, described in tune up that seat 56 and string 2 is fixing to be connected.

The using method of the present invention is as follows:

As shown in Fig. 1 to Fig. 2, a chord-drawing plate 4 is set in the lower section of bridge 3, chord-drawing plate 4 arranges four row's string positions, Four tuning positions are respectively C string position, G string position, D string position and A string position, and each string position, according to the difference of service condition, sets on demand Being equipped with the adjustment hole 52 and regulating tank 53 matched, C string position is constituted by four basic sound levels, and corresponding string is the most soft, It is difficult to pronunciation, therefore is provided with two adjustment holes 52 and two regulating tanks 53, to meet the needs of Multi-regulation；G and D string position is bass Position, audio frequency is relatively low, owing to the amplitude modulation of low phoneme is less, therefore is provided only with two adjustment holes 52 and a regulation on two tone positions Groove 53；The pitch of A string position, adds that the audio frequency of string is more strong, and the probability that audio frequency adjusts is little, therefore is provided only with two adjustment holes 52。

During concrete operations, as it is shown on figure 3, as a example by C string position, wear in the adjustment hole 52 of correspondence position bottom, C string position Being provided with an adjusting nut 51, the end of thread of adjusting nut 51 is spirally connected fixing with the lower end of fixed block 54, the bottom of this end of thread Being fed through and be spirally connected position and the horizontal segment with regulating block 55 abuts, twisting adjusting nut 51 moves to the direction of the main vibration plate 11 that pronounces Time, the non-angle of cut end of regulating block 55 horizontal segment moves to the direction of the main vibration plate 11 that pronounces along clockwise direction, simultaneously as regulation At the angle of cut of block 55, the upper end elastic hinge joint with fixed block 54 is fixed, and the external part of the vertical section of regulating block 55 is the most along clockwise direction Emerging the front of position regulating tank 53 on the lower, the seat 56 of tuning up in the vertical section of regulating block 55 elongates downwards string 2 and adjusts to make sound rate； Otherwise, twisting adjusting nut 51 to away to pronounce main vibration plate 11 direction move time, the non-angle of cut end of regulating block 55 horizontal segment Moving to the direction away from the main vibration plate 11 that pronounces in the counterclockwise direction, meanwhile, the external part of the vertical section of regulating block 55 is also along the inverse time Pin direction moves back in the groove of position regulating tank 53 on the lower, the contraction in length of string 2, tension reduction, fixes string after adjusting sound rate 2。

As shown in Fig. 1 to Fig. 3, G string position and D string position are also adjusted by the method for above-mentioned C string position, and described A string position does not regulate Groove 53, on A string position, the horizontal segment of corresponding regulating block 55 is then the upper end stretching out chord-drawing plate 4, the vertical section of regulating block 55 of this position Emerge the front of chord-drawing plate 4, owing to the string tension force of A string position is big, somewhat adjust and will change frequency, therefore be not provided with in A string position Regulating tank 53, adjusts the operating principle operation with above-mentioned C string position of string 2；Further, since the main vibration plate of pronunciation in qin case 1 front 11 select Lignum paulowniae sheet material, and audio resonance is effective, and the notch fiber smooth-going of the square groove on two cripple's stricture of vagina sound holes 6, from qin The audio frequency spread out of in case 1 is more stable.

Model according to violoncello and specification, and the practical situation of string 2, adjusting nut 51, fixed block 54 and tune The vertical regulating tank 53 corresponding to section of locking nub 55 can adjust, in order to eliminates different audio frequency produced wolf under resonant conditions Sound, the present embodiment does not have uniqueness.

It is consistent with prior art that the present invention does not describes part, and therefore not to repeat here.

These are only embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every utilize the present invention The equivalent structure that description and accompanying drawing content are made, is directly or indirectly used in other relevant technical fields, the most in like manner at this Within the scope of patent protection of invention.

Claims

1. a violoncello, including qin case (1) and string (2), it is characterised in that: shake for pronunciation is main in described qin case (1) front Plate (11), the middle part of the main vibration plate of described pronunciation (11) is provided with bridge (3), and described bridge (3) is provided with four string slots (31), at this The arranged on left and right sides of bridge (3) is arranged with two sound holes (6), is provided with chord-drawing plate (4) in the lower end of described qin case (1), described in draw Boom plate (4) is positioned at the underface of bridge (3), is equidistantly provided with four row's string positions on described chord-drawing plate (4), and described in four rows, string position is from a left side Turn right and be followed successively by C string position, G string position, D string position and A string position, described C string position be sequentially provided with from top to bottom two regulating tanks (53) and Two adjustment holes (52), described G string position is sequentially provided with a regulating tank (53) and two adjustment holes (52), described D from top to bottom String position is sequentially provided with a regulating tank (53) and two adjustment holes (52) from top to bottom, and described string position is sequentially provided with two from top to bottom Individual adjustment hole (52), the upper end of each described regulating tank (53) is all set to borehole structure, the diameter of this borehole structure and adjustment hole (52) diameter is consistent；

The front of each described string position is equipped with adjusting nut (51), and the reverse side of this string position each is equipped with adjustment seat, described Adjustment seat is connected fixing with the adjusting nut (51) of correspondence position, all emerges correspondence position string position in the upper end of each described adjustment seat Front, described string (2) is fed through the string slot (31) of correspondence position, and fixing with the adjustment seat of correspondence position is connected.

A kind of violoncello the most according to claim 1, it is characterised in that: each described adjustment seat by fixed block (54) and Regulating block (55) forms, and described regulating block (55) is " L " shape, under the end of thread of described adjusting nut (51) and fixed block (54) End is spirally connected fixing, and the bottom end face of this end of thread abuts with the horizontal segment of regulating block (55), at the angle of cut of described regulating block (55) Fixing with the upper end elastic hinge joint of fixed block (54), regulating block (55) horizontal segment of described A string position stretches out chord-drawing plate (4), remaining The external part of three described regulating blocks (55) vertically sections is all emerged the front of correspondence position regulating tank (53), each described regulating block (55) vertical section is equipped with seat of tuning up (56), described in tune up that seat (56) and string (6) are fixing to be connected.

A kind of violoncello the most according to claim 1, it is characterised in that: in described C string position between two adjustment holes (52) And the centre-to-centre spacing between two regulating tanks (53) is 15mm；The borehole structure of a described regulating tank (53) on the lower and phase Centre-to-centre spacing between adjacent adjustment hole (52) is 21mm.

A kind of violoncello the most according to claim 1, it is characterised in that: the circular hole knot of regulating tank (53) in described G string position Centre-to-centre spacing between structure with adjacent adjustment hole (52) is 15mm；Centre-to-centre spacing between two adjustment holes (52) is 21mm.

A kind of violoncello the most according to claim 1, it is characterised in that: the circular hole knot of regulating tank (53) in described D string position Centre-to-centre spacing between structure with adjacent adjustment hole (52) is 15mm；Centre-to-centre spacing between two adjustment holes (52) is 21mm.

A kind of violoncello the most according to claim 1, it is characterised in that: in described A string position between two adjustment holes (52) Centre-to-centre spacing be 15mm.

A kind of violoncello the most according to claim 6, it is characterised in that: a diameter of 6mm of described adjustment hole (52).

A kind of violoncello the most according to claim 1, it is characterised in that: the top of described qin case (1) profile is ancient Chinese chime with 12 bells formula Sample, the arranged on left and right sides of described ancient Chinese chime with 12 bells style upper end is arc-shaped, and the bottom of this qin case (1) is Chu Ding style.

A kind of violoncello the most according to claim 8, it is characterised in that: the front of described qin case (1) uses Paulownia plank Material is made.

A kind of violoncello the most according to claim 1, it is characterised in that: two described sound holes (6) are the sample of cripple's stricture of vagina Formula, two ends and the middle part of each described sound hole (6) are equipped with corner groove-like structure.