CN209216560U - A kind of end face is in the adjustable bionical skin nationality bass of arch bridge type - Google Patents

Abstract

It is in the adjustable bionical skin nationality bass of arch bridge type the utility model discloses a kind of end face, including qin case, scroll head, bionical skin and arch bridge, the left and right surface of the qin case is equipped with slack adjuster, the front surface of the qin case is covered with bionical skin, arch bridge is equipped on rear side of the middle part of the bionical skin, the front side of the arch bridge is equipped with bridge, the upper end of the qin case is equipped with scroll head, the front end of the scroll head is equipped with one end of string, and the other end of the string is connect after bridge with the lower end of qin case.The present apparatus uses " cabinet " resonance mode and bionical skin-deep mating common generation superposition sympathetic response pronunciation of violoncello formula due to qin case, achieve the effect that increase sound equipment, its audio is one times or more of the big leather Hu Yinxiao of wild boa skin in the past, it can achieve the sound equipment requirement of national orchestra's musical instrument, the surface of bionical skin is adjusted in slack adjuster, and the elastic of bionical skin surface is adjusted according to the needs of performance.

Description

A kind of end face is in the adjustable bionical skin nationality bass of arch bridge type

Technical field

The utility model relates to musical instrument technical field, specific field is that a kind of end face is low in the adjustable bionical skin nationality of arch bridge type Music device.

Background technique

Similar musical instrument is known as big leather recklessly with the present invention, and today, it had become historical relic, because it is covered with wild big in one's early years Boa skin is (as the violoncello fingering) for vibrating and substituting violoncello, but because four strings are pressed on surface simultaneously, is not crossed How long surface " will be collapsed " and cannot be used, then cover such python skin first is that largely reducing, second is that cost is too high, wild boa Skin today has been animals under first-class state protection, so this national bass leather made with wild boa leather has been eliminated recklessly. But national bass problem, but until today not can solve, many musical instrument intelligents have improved complete in numerous national basses It is the impression left to people is all the face of one " identical ".

The three big defect of former boa Pi great Ge (the present has eliminated) recklessly is as follows: 1 sound is not loud enough, 2 surfaces easily collapse, the service life not Long, 3 qin body deutostomas are using hollow out production " deflation ".Therefore small compared with the volume of the vibration of box " vibration mode " of violoncello Very much.For disadvantages described above, for this purpose, it is proposed that a kind of end face is in the adjustable bionical skin nationality bass of arch bridge type.

Utility model content

It is in the adjustable bionical skin nationality bass of arch bridge type the purpose of this utility model is to provide a kind of end face, to solve The problems mentioned above in the background art.

To achieve the above object, the utility model provides the following technical solutions: a kind of end face is in the adjustable bionical skin of arch bridge type National bass, including qin case, scroll head, bionical skin and arch bridge, the left and right surface of the qin case are equipped with elastic adjusting dress It sets, installation number of the slack adjuster in the left and right sides of qin case is 6, and the slack adjuster includes adjusting Seat, the adjustment seat are fixedly connected with the side wall of qin case, are run through before and after the inside of the adjustment seat and are threaded with adjusting rod, institute The rear end for stating adjusting rod is equipped with release handle, and the front end of the adjusting rod is rotatably connected to swivel, before the swivel End is threaded with fixed screw, and the front surface of the qin case is covered with bionical skin, the edge of the bionical skin and passes through fixation Screw is fixedly connected with swivel, and arch bridge is equipped on rear side of the middle part of the bionical skin, and the left and right ends of the arch bridge are equal It is fixedly connected with the inner sidewall of qin case, the front side of the arch bridge is equipped with bridge, and the upper end of the qin case is equipped with scroll head, the qin The front end of head is equipped with one end of string, and the other end of the string is connect after bridge with the lower end of qin case, the number of the string Amount is 4.

Preferably, the qin case is rounded or oval setting.

Preferably, the surface of the bionical skin is printed on " boa skin " line or " snakeskin " line.

Preferably, the qin case is made of composite materials such as carbon fibers.

Preferably, the middle part of the arch bridge is higher than the left and right sides.

Compared with prior art, the utility model has the beneficial effects that a kind of end face is national in the adjustable bionical skin of arch bridge type Bass, bridge place arch bridge front support bridge, disperse the significant stress that bridge is pressed on bionical skin with this, by qin Chord vibration acts on bridge, guides arch bridge into and generates vibration, and bionical skin is driven to carry out resonance, since qin case uses violoncello " cabinet " resonance mode of formula and bionical skin-deep mating common generation superposition sympathetic response pronunciation, achieve the effect that increase sound equipment, sound Effect is one times or more of the big leather Hu Yinxiao of wild boa skin in the past, can achieve the sound equipment requirement of national orchestra's musical instrument, elastic adjusting The surface of bionical skin is adjusted in device, and the elastic of bionical skin surface is adjusted according to the needs of performance.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 looks up cross section structure schematic diagram for the utility model qin case；

Fig. 3 is the side cross-sectional structural schematic diagram of the utility model slack adjuster.

In figure: 1- qin case, 2- scroll head, the bionical skin of 3-, 4- arch bridge, 5- slack adjuster, 501- adjustment seat, 502- tune Pole, 503- release handle, 504- swivel, 505- fixed screw, 6- bridge, 7- string.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of end face is national in the adjustable bionical skin of arch bridge type Bass, including qin case 1, scroll head 2, bionical skin 3 and arch bridge 4, the left and right surface of the qin case are equipped with elastic adjusting dress 5 are set, installation number of the slack adjuster in the left and right sides of qin case is 6, and the slack adjuster includes adjusting Seat 501 is saved, the adjustment seat is fixedly connected with the side wall of qin case, is run through before and after the inside of the adjustment seat and is threaded with adjusting The rear end of bar 502, the adjusting rod is equipped with release handle 503, and the front end of the adjusting rod is rotatably connected to swivel 504, institute The nose threads for stating swivel are connected with fixed screw 505, by rotate release handle, can allow adjusting rod in adjustment seat before After move, the surface of bionical skin can be adjusted, the elastic of bionical skin surface is adjusted according to the needs of performance, the qin case Front surface be covered with bionical skin, the edge of the bionical skin is fixedly connected with by fixed screw with swivel, described imitative Arch bridge is equipped on rear side of the middle part of rawhide, the left and right ends of the arch bridge are fixedly connected with the inner sidewall of qin case, the arch The front side of shape bridge is equipped with bridge 6, increases on rear side of the bionical skin of easy be collapsed and is arranged with arch bridge, wide 2-3 centimeters Batten curves under the surface that arch bridge places bionical skin, and bridge places arch bridge front support bridge, disperses bridge with this and is pressed in Significant stress on bionical skin guides arch bridge into and generates vibration by 7 effect of vibration of string in bridge, and drive bionical skin into Row resonance, " cabinet " resonance mode and bionical skin-deep mating common generation superposition sympathetic response hair due to qin case using violoncello formula Sound achievees the effect that increase sound equipment, audio are one times or more of the big leather Hu Yinxiao of wild boa skin in the past, can achieve national pleasure The sound equipment requirement of team's musical instrument, the upper end of the qin case are equipped with scroll head, and the front end of the scroll head is equipped with one end of string, the string The other end connect after bridge with the lower end of qin case, the quantity of the string is 4, by 4 strings to the bridge of rear side Generate the pressure of more than 200 kg.

Specifically, the qin case is rounded or oval setting.

Specifically, the surface of the bionical skin is printed on " boa skin " line or " snakeskin " line, and the symbol with Chinese Elements, tool There is national characteristic to give cordial feeling.

Specifically, the qin case is made of composite materials such as carbon fibers.

Specifically, the middle part of the arch bridge is higher than the left and right sides, the tension for being conducive to four strings is dispersed to two sides, The low setting in intermediate high two sides just as violoncello, facilitates fortune bow to play, thus present violoncellist no longer change it is any This musical instrument can be used in the case where fingering.

Working principle: when using the utility model, the pressure of more than 200 kg is generated by 4 strings to the bridge of rear side, It is increased on rear side of the bionical skin of easy be collapsed and is arranged with arch bridge, it is bionical that 2-3 centimeters of wide battens are curved arch bridge placement Under the surface of skin, bridge places arch bridge front support bridge, disperses the significant stress that bridge is pressed on bionical skin with this, by String effect of vibration guides arch bridge into and generates vibration in bridge, and bionical skin is driven to carry out resonance, mentions greatly since qin case uses " cabinet " resonance mode of qin formula and bionical skin-deep mating common generation superposition sympathetic response pronunciation, achieve the effect that increase sound equipment, Audio is one times or more of the big leather Hu Yinxiao of wild boa skin in the past, can achieve the sound equipment requirement of national orchestra's musical instrument, elastic tune The surface of bionical skin is adjusted in regulating device, and the elastic of bionical skin surface is adjusted according to the needs of performance.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of end face be in the adjustable bionical skin nationality bass of arch bridge type, including qin case (1), scroll head (2), bionical skin (3) and Arch bridge (4), it is characterised in that: the left and right surface of the qin case (1) is equipped with slack adjuster (5), the elastic adjusting Installation number of the device (5) in the left and right sides of qin case (1) is 6, and the slack adjuster (5) includes adjustment seat (501), the adjustment seat (501) is fixedly connected with the side wall of qin case (1), and spiral shell is run through before and after the inside of the adjustment seat (501) Line is connected with adjusting rod (502), and the rear end of the adjusting rod (502) is equipped with release handle (503), before the adjusting rod (502) End is rotatably connected to swivel (504), and the nose threads of the swivel (504) are connected with fixed screw (505), described The front surface of qin case (1) is covered with bionical skin (3), and the edge of the bionical skin (3) connects with by fixed screw (505) with rotation Head (504) is fixedly connected, and is equipped with arch bridge (4) on rear side of the middle part of the bionical skin (3), the left and right ends of the arch bridge (4) It is fixedly connected with the inner sidewall of qin case (1), the front side of the arch bridge (4) is equipped with bridge (6), the upper end of the qin case (1) Equipped with scroll head (2), the front end of the scroll head (2) is equipped with the one end of string (7), and the other end of the string (7) is after bridge (6) It is connect with the lower end of qin case (1), the quantity of the string (7) is 4.

2. a kind of end face according to claim 1 is in the adjustable bionical skin nationality bass of arch bridge type, it is characterised in that: institute State that qin case (1) is rounded or oval setting.

3. a kind of end face according to claim 1 is in the adjustable bionical skin nationality bass of arch bridge type, it is characterised in that: institute The surface for stating bionical skin (3) is printed on " boa skin " line or " snakeskin " line.

4. a kind of end face according to claim 1 is in the adjustable bionical skin nationality bass of arch bridge type, it is characterised in that: institute Qin case (1) is stated to be made of composite materials such as carbon fibers.

5. a kind of end face according to claim 1 is in the adjustable bionical skin nationality bass of arch bridge type, it is characterised in that: institute The middle part for stating arch bridge (4) is higher than the left and right sides.