CN113362786A

CN113362786A - String lifting modulation device for twenty-one string Chinese zither

Info

Publication number: CN113362786A
Application number: CN202110639999.4A
Authority: CN
Inventors: 魏波; 马珊珊
Original assignee: Pingdingshan University
Current assignee: Pingdingshan University
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-09-07
Anticipated expiration: 2041-06-09
Also published as: CN113362786B

Abstract

The invention discloses a string-lifting modulation device for a twenty-one string Chinese zither, which comprises: the string lifting device comprises a box body, a bridge block body, adjusting columns, a first locking mechanism and the like, wherein the bridge is replaced by a plurality of string lifting assemblies, a release button marked with a number at the moment can be pressed down on each string lifting assembly when strings are required to be tuned, the locking of the corresponding adjusting columns by the first locking mechanism can be released, the adjusting columns with different heights are released and locked outside a first channel under the elastic force of a spring, the bridge block body is jacked up to different heights, the strings at the positions are lifted up to different heights, the tones of the strings are quickly and conveniently adjusted to the pitch corresponding to the strings in each tuning when the tuning is required, the relationship among the lifted strings after the tuning follows the tuning, the tuning operation is convenient and simple, and scale rails are arranged to ensure that each string lifting assembly is placed at the correct position on a panel of the Guzheng.

Description

String lifting modulation device for twenty-one string Chinese zither

Technical Field

The invention belongs to the field of modulation devices for Chinese zithers, and particularly relates to a string lifting modulation device for a twenty-one string Chinese zither.

Background

The zither is a common Chinese classical musical instrument, be equipped with 21 strings usually, each string all sets up between the front beam and the back beam of zither, and each string below all is equipped with a bridge and lifts up the string, the position difference of bridge will change the length of string vibration section when sounding, thereby change the frequency that each string sent the musical tone, therefore when present zither needs modulation operation, in order to change the vocal pitch of every string, need to remove the length that each bridge changed the vibration section, because the removal adjustment of bridge is continuous distance change, so need monitor the pitch of string constantly when removing, avoid the pronunciation inaccuracy of each string, this kind of operation is complicated difficult, and the code can cause numerous and diverse adverse effects such as running the sign indicating number frequently.

Disclosure of Invention

The invention provides a string-lifting modulation device for a twenty-one string Chinese zither, which can lift a string to a plurality of specific different heights so as to change the pitch of the string to a specific pitch and realize modulation operation.

Therefore, the invention provides a twenty-one string Chinese zither string-lifting modulation device, which comprises a plurality of string-lifting components and a Chinese zither, wherein each string-lifting component is arranged on the Chinese zither as a bridge, and each string-lifting component comprises:

the box body is connected to the Chinese zither panel, and the upper part of the box body is provided with an opening;

the bridge block is connected inside the box body in a sliding mode along the vertical direction, a string lapping part is arranged at the upper portion of the bridge block and used for supporting strings, a first channel is formed inside the bridge block, and the bottom of the first channel is open;

the adjusting column is arranged in the first channel;

first locking mechanical system locates in the first passageway, and first locking mechanical system is used for locking the regulation post in the first passageway or outside the first passageway, when adjusting the post and locked outside the first passageway, can be with the musical instrument sign indicating number block jack-up that makes progress in the box body, can raise the modulation of this department string in order to realize this string.

Each lifts string subassembly and all has a plurality of first passageways and a plurality of regulation post, all has a regulation post in each first passageway, and each adjusts the post height difference for lift different heights with the bridge block body at place, thereby lift different heights with the string here, in order to realize in the accent of difference, adjust the pitch that should of this string to this string in each accent.

The upper end of each adjusting column is connected with the top of the first channel where the adjusting column is located through a first spring, and each first spring provides downward thrust for the adjusting column connected with the first spring.

Each of the first locking mechanisms includes:

the second channel is arranged in the bridge block body and communicated with the first channel, and a second channel opening is formed in the side wall of the bridge block body;

the connecting rod is positioned in the second channel, the middle part of the connecting rod is connected with a first limiting part, and the bottom end of the connecting rod is provided with a second limiting part;

the third limiting part is connected to the top end of the adjusting column, when the third limiting part is positioned above the first limiting part, the first limiting part can lock the adjusting column in the first channel, and when the third limiting part is positioned below the second limiting part, the second limiting part can lock the adjusting column outside the first channel;

the release button is arranged at the opening of the second channel and is connected with the top end of the connecting rod;

and the second spring is connected between the connecting rod and the inner wall of the first channel along the movement direction of the release button and can provide elastic force towards the outside of the opening of the second channel for the release button.

Each string lifting component is connected to the panel of the Chinese zither through a scale rail, and each string lifting component is connected with the scale rail where the string lifting component is located in a sliding mode along the length direction of the Chinese zither.

Be connected with the draw runner on the bridge block lateral surface, set up the slide rail corresponding with the draw runner on the box body inside wall, draw runner and slide rail sliding connection for realize the sliding connection of bridge block and box body.

And a second locking mechanism is arranged between each box body and the scale rail and used for locking the relative position between each box body and the scale rail.

The invention has the beneficial effects that:

the invention provides a twenty-one string Chinese zither string lifting modulation device, wherein a plurality of string lifting assemblies are used for replacing a bridge, adjusting columns with different heights can be released and locked outside a first channel, and a bridge block body is jacked up to different heights, so that strings at the position are lifted to different heights, and modulation operation of adjusting the tone of the strings to the proper tone height of the strings in each tone can be realized quickly and conveniently in different tones.

Drawings

FIG. 1 is a front sectional view of the overall structure of the present invention;

FIG. 2 is an overall front view of the present invention;

FIG. 3 is a side cross-sectional view of a first locking mechanism of the present invention;

fig. 4 is a side view of the present invention as mounted to a zither.

Description of reference numerals:

1. a box body; 2. a koto panel; 3. a bridge block body; 4. a chord lapping part; 5. a string; 6. a first channel; 7. an adjustment column; 8. a first spring; 9. a second channel; 10. a connecting rod; 10-1, a first limiting part; 10-2 and a second limiting part; 11. a third limiting part; 14. a release button; 15. a second spring; 16. a scale rail.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

With reference to fig. 1 to 4, a modulation device for lifting strings of a twenty-one-string zither comprises a plurality of string lifting assemblies and a zither, wherein each string lifting assembly is arranged on a panel of the zither as a bridge, and the position of each string lifting assembly is suggested to be in accordance with the distribution position of the bridge of a D-tone, and each string lifting assembly comprises: the Chinese zither music box comprises a box body 1, a bridge block body 3, an adjusting column 7 and a first locking mechanism, wherein the box body 1 is connected to a Chinese zither panel 2, and the upper part of the box body 1 is provided with an opening; the bridge block body 3 is connected inside the box body 1 in a sliding mode in the vertical direction, the horizontal position of the bridge block body 3 is limited by the side wall of the box body 1, a string lapping part 4 is arranged at the upper part of the bridge block body 3 and used for supporting strings 5, a first channel 6 is formed inside the bridge block body 3, and the bottom of the first channel 6 is open; the adjusting column 7 is arranged in the first channel 6; first locking mechanical system locates in first passageway 6, and first locking mechanical system is used for locking adjusting the post 7 in first passageway 6 or outside first passageway 6, when adjusting post 7 and locked outside first passageway 6, can be with the musical instrument sign indicating number block 3 jack-up that makes progress in the box body 1, can raise this string 5 and transfer in order to realize this string 5.

Further, considering that the common tones of the zither are generally 7 different tones, each string lifting assembly has a plurality of first channels 6 and a plurality of adjusting columns 7, each first channel 6 has one adjusting column 7, and each adjusting column 7 has a different height, so as to lift the bridge block 3 at the position with different heights, thereby lifting the strings 5 at the position with different heights, so as to adjust the tones of the strings 5 to the pitch of the strings 5 in each tone, and thus the relationship between the lifted strings 5 after modulation follows the sequence of the new tones.

Furthermore, the upper end of each adjusting column 7 is connected with the top of the first channel 6 through a first spring 8, and each first spring 8 provides downward thrust for the adjusting column 7 connected with the first spring 8.

Further, each of the first locking mechanisms includes: the second channel 9, the connecting rod 10, the third limiting part 11, the release button 14 and the second spring 15, wherein the second channel 9 is arranged inside the bridge block 3 and communicated with the first channel 6, and the side wall of the bridge block 3 is provided with an opening of the second channel 9; the connecting rod 10 is positioned in the second channel 9, the middle part of the connecting rod 10 is connected with a first limiting part 10-1, and the bottom end of the connecting rod 10 is provided with a second limiting part 10-2; the third limiting part 11 is connected to the top end of the adjusting column 7, when the third limiting part 11 is positioned above the first limiting part 10-1, the first limiting part 10-1 can lock the adjusting column 7 in the first channel 6, and when the third limiting part 11 is positioned below the second limiting part 10-2, the second limiting part 10-2 can lock the adjusting column 7 outside the first channel 6; the release button 14 is arranged at the opening of the second channel 9, the number of the adjustment column 7 corresponding to the first locking mechanism where the release button 14 is arranged can be adjusted by rotating is marked on the release button 14, and the release button 14 is connected with the top end of the connecting rod 10; the second spring 15 is connected between the link 10 and the inner wall of the first passage 6 in the moving direction of the release button 14, and can provide an elastic force to the release button 14 toward the outside of the opening of the second passage 9.

When the tuning operation is executed, the release button marked with the target tuning can be pressed, so that the connecting rod 10 is pushed, the first limiting part 10-1 is separated from the lower surface of the third limiting part 11, the limiting effect on the adjusting column 7 is relieved, the adjusting column 7 is popped out of the first channel 6 under the action of the first spring 8 and gravity, then the release button 14 is loosened, the connecting rod 10 returns under the action of the second spring 15, the second limiting part 10-2 is positioned on the upper surface of the third limiting part 11, the adjusting column 7 is locked outside the first channel 6, the code block body 3 is jacked up, and the strings 5 at the position are lifted to be in accordance with the pitch of the strings 5 in the target tuning. It should be noted that, because each string raising assembly corresponds to a specific string 5, the lengths and thicknesses of different strings 5 are different, and the height variation distances of the strings 5 are different in the process of transferring one key to another key, so that the heights of the adjusting columns corresponding to the same key in different string raising assemblies are different, and since a common zither is provided with 21 strings, there can be 21 string raising assemblies corresponding to the strings 5.

Furthermore, because the different positions of the string lifting components on the zither panel 2 also affect the pitches of the strings, and because the adjusting columns 7 jack the bridge block body 3 to a specific height when the string lifting components perform modulation operation, the positions of the string lifting components on the zither panel 2 need to be determined to avoid the occurrence of inaccurate modulation, the string lifting components are connected to the zither panel 2 through a scale rail 16, the string lifting components are in sliding connection with the scale rail 16 in which the string lifting components are respectively arranged along the length direction of the zither, correct positions where the string lifting components should be arranged are marked on the scale rails 16, and the sliding connection of the string lifting components and the scale rail 16 also provides a means for finely adjusting the pitches 5.

Further, be connected with the draw runner on the 3 lateral surfaces of bridge block, set up the slide rail corresponding with the draw runner on the 1 inside wall of box body, draw runner and slide rail sliding connection for realize the sliding connection of bridge block 3 and box body 1.

Further, a bolt type second locking mechanism can be arranged between each string lifting assembly and the scale rail 16 where the string lifting assembly is located, so that the code running situation is avoided.

The use method of the invention comprises the following steps:

when the twenty-one string Guzheng string lifting and adjusting device is used, a string lifting assembly is firstly arranged on the scale rail 16 below the corresponding string 5, the string lifting assembly is positioned at the marked position on the scale rail 16, meanwhile, the string 5 is lapped on the lapping part 4 on the corresponding bridge block body 3, the release button marked with the target number is pressed down, so that the connecting rod 10 is pushed, the first limit part 10-1 is separated from the lower surface of the third limit part 11, the limit effect on the adjusting column 7 is relieved, the adjusting column 7 is popped out of the first channel 6 under the action of the first spring 8 and the gravity, then the release button 14 is loosened, the connecting rod 10 returns to the position under the action of the second spring 15, so that the second limit part 10-2 is positioned on the upper surface of the third limit part 11, the adjusting column 7 is locked outside the first channel 6, the bridge block body 3 is jacked up, and the string 5 is lifted, the pitch of the string 5 in the target tune is matched, and then the rest string lifting assemblies are operated in the same way, so that the tuning operation of the whole set of strings can be completed.

If the tone mark needs to be changed, the release button 14 marked with the tone mark at the moment is pressed, the elastic force of the first spring 8 is overcome, the bridge block body 3 is pressed down, the release button 14 can be loosened, the adjusting column 7 popped up before can be accommodated back to the first channel 6, the release button 14 corresponding to the target tone mark needing to be changed is pressed again, and the new tone changing operation is realized.

If the pitch of each string 5 is to be finely adjusted, the string raising assembly below the target string 5 is only required to slide on the scale rail 16 where the string raising assembly is located, and then the string raising assembly is locked by the second first locking mechanism, so that the fine adjustment operation can be completed.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a string modulation device is lifted to twenty-one string zither, lifts string subassembly and zither including a plurality of, and its characterized in that lifts on string subassembly all locates the zither as the musical instrument sign indicating number, each lifts string subassembly and all includes:

the box body (1) is connected to the koto panel (2), and the upper part of the box body (1) is opened;

the bridge block body (3) is connected in the box body (1) in a sliding mode along the vertical direction, a string lapping part (4) is arranged at the upper part of the bridge block body (3), a first channel (6) is formed in the bridge block body (3), and the bottom of the first channel (6) is opened;

the adjusting column (7) is connected in the first channel (6) in a sliding manner;

the first locking mechanism is arranged between the first channel (6) and the adjusting column (7) and is used for locking the relative position of the adjusting column (7) and the first channel (6).

2. The device for modulating the lifting chord of a twenty-one chord koto according to claim 1, wherein each lifting chord assembly has a plurality of first channels (6) and a plurality of adjusting columns (7), each first channel (6) has an adjusting column (7) therein, and each adjusting column (7) has a different height.

3. A device for modulation of the rise of a twenty-one string zither according to claim 2, characterized in that the upper end of each adjustment post (7) is connected with the top of the first channel (6) through a first spring (8), and each first spring (8) is used for providing downward thrust for the adjustment post (7) connected with the first spring.

4. The apparatus of claim 3, wherein each of the first locking mechanisms comprises:

the second channel (9) is arranged in the bridge block body (3) and communicated with the first channel (6), and an opening of the second channel (9) is formed in the side wall of the bridge block body (3);

the connecting rod (10) is positioned in the second channel (9), the middle of the connecting rod (10) is connected with a first limiting part (10-1), and the bottom end of the connecting rod (10) is provided with a second limiting part (10-2);

the third limiting part (11) is connected to the top end of the adjusting column (7), when the third limiting part (11) is positioned above the first limiting part (10-1), the first limiting part (10-1) can lock the adjusting column (7) in the first channel (6), and when the third limiting part (11) is positioned below the second limiting part (10-2), the second limiting part (10-2) can lock the adjusting column (7) outside the first channel (6);

a release button (14) connected to the top end of the connecting rod (10) and located in the opening of the second channel (9);

and the second spring (15) is connected between the connecting rod (10) and the inner wall of the first channel (6) along the movement direction of the release button (14) and can provide elastic force for the release button (14) towards the outside of the opening of the second channel (9).

5. A device for modulation of the rise of a string in a twenty-one string zither as claimed in claim 1, characterized in that each case (1) is connected to the faceplate (2) of the zither by a scale rail (16), each case (1) being slidably connected to its own scale rail (16) along the length of the zither.

6. The string-lifting modulation device for the twenty-one string Chinese zither as claimed in claim 1, wherein a slide bar is connected to the outer side surface of the bridge block body (3), a slide rail corresponding to the slide bar is arranged on the inner side wall of the box body (1), and the slide bar is in sliding connection with the slide rail and is used for realizing the sliding connection between the bridge block body (3) and the box body (1).

7. A device for modulation of the rise of a string from a twenty-one string zither as claimed in claim 5, characterized in that a second locking mechanism is provided between each case (1) and the scale rail (16) for locking the relative position between each case (1) and the scale rail (16).