CN108154868B

CN108154868B - Single-tone manual double-side-string synchronous sound-changing type double-row string konghou

Info

Publication number: CN108154868B
Application number: CN201711469915.7A
Authority: CN
Inventors: 赵广运
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-29
Filing date: 2017-12-29
Publication date: 2021-02-09
Anticipated expiration: 2037-12-29
Also published as: CN108154868A

Abstract

A single-tone manual double-side-string synchronous variable-pitch double-string konghou belongs to the technical field of musical instruments, and particularly relates to a single-tone manual double-side-string synchronous variable-pitch double-string konghou. The invention provides a single-tone manual double-end inflection konghou which can finish temporary sound rise and fall under the condition of uninterrupted music. The musical instrument comprises an instrument body, wherein tuning pegs are arranged on two sides of the upper end of the instrument body, strings are arranged on the tuning pegs, and the strings are connected with the bottom of the instrument body through a bridge on a sound box of the instrument body, and the musical instrument is characterized in that: the upper part of the musical instrument body is positioned between the peg and the musical instrument code, and a single-tone manual double-end sound changer is arranged corresponding to the strings.

Description

Single-tone manual double-side-string synchronous sound-changing type double-row string konghou

Technical Field

The invention belongs to the technical field of musical instruments, and particularly relates to a single-tone manual double-side string synchronous pitch-changing double-row string konghou.

Background

The common stringed musical instrument mainly depends on the mode of string cutting to change the effective chord length, thereby changing the pitch to achieve the purpose of tone modulation.

The existing Yang Qin moves the roll shaft in a sliding way to change the chord length; the manual transposition of various harps is mainly completed by pressing a cam body.

For an konghou as an instrument, the large konghou with double rows of strings has nearly 40 tones, and the double rows of strings are nearly 80 strings. Because its double string opens respectively in the both sides of musical instrument body, the hand can only play one side string respectively about playing, and the right hand plays the main bullet melody of right side string row under general condition, if the music goes on and rises and falls the sound temporarily, accomplishes under the incessant condition of music, can only be under the state that the right hand keeps normal playing, and the left hand helps accomplishing the operation, and current konghou all can not realize this function.

Disclosure of Invention

The invention aims to solve the problems and provides a single-tone manual double-end inflection konghou which can complete temporary rising and falling of sound under the condition of uninterrupted music.

In order to achieve the purpose, the invention adopts the following technical scheme that the musical instrument comprises an instrument body, tuning pegs are arranged on two sides of the upper end of the instrument body, strings are arranged on the tuning pegs, and the strings are connected with the bottom of the instrument body through a bridge on a sound box of the instrument body, and the musical instrument is characterized in that: the upper part of the musical instrument body is positioned between the peg and the musical instrument code, and a single-tone manual double-end sound changer is arranged corresponding to the strings.

As a preferable scheme of the invention, the single-tone manual double-end sound changer comprises a sleeve body arranged in the piano body, a push rod is arranged in the sleeve body, one end of the sleeve body is provided with a first installation groove, a cam body is rotationally arranged in the first installation groove, the cam body corresponds to one end of the push rod, the outer contour of the cam body moves towards or away from the push rod along with the rotation of the cam body, one side of the cam body is provided with a rotating part, the rotating part and the other end of the push rod are respectively provided with a string cutting column, when the outer contour of the cam body moves towards the direction of the push rod, the string cutting column of the rotating part moves towards one side of the end part of the sleeve body, and when the outer contour of the cam body moves away from the direction of the push rod, the; the string cutting columns on the rotating part and the ejector rod respectively correspond to strings on two sides of the musical instrument body.

As another preferable aspect of the present invention, the peg includes a shaft body, and is characterized in that: the shaft body is internally provided with a cavity, and the shaft body is provided with a string inlet communicated with the cavity.

As a third preferred scheme of the invention, the bridge comprises a strip-shaped main body and a bridge body, wherein a positioning groove is formed in the upper surface of the main body corresponding to each string; the sign indicating number body include with constant head tank complex cylinder, the cylinder top is provided with props the string wheel.

The invention has the beneficial effects that: 1. the invention can realize temporary ascending and descending sound under the condition of uninterrupted music by arranging the single-tone manual double-end sound changer, and has simple operation and convenient use.

2. According to the Konghou with the hollow cavity, the peg with the cavity is used, the situation that a metal string is exposed to hurt people can be avoided, meanwhile, the weight of the peg can be greatly reduced, and for an Konghou with a peg with a 80-piece peg, the weight of the whole instrument can be reduced by 1/3-2/3 after the peg is changed into a hollow structure; this can reduce the production cost and transportation cost of konghou by a wide margin.

3. The integrated bridge is used, so that the phenomena of displacement and warping of the existing single bridge caused by playing vibration are eliminated, the inconvenience of chord distance is guaranteed, the effective chord length is stable, the sound change is more accurate, the Konghou vibrato function can be perfectly realized, the adjusting process of the bridge and strings is greatly simplified, the time is saved, and the popularization is facilitated.

4. The conventional performance of the double-row string konghou has the advantages that the human head is arranged on the left side of the instrument, the right side sound changer cannot be seen, the left side is only convenient to operate, and the string cutting and sound changing effects can be achieved by corresponding strings on the right side when the sound changer is operated. It is possible to ensure that the performance of the variation sound required in the music is completed without interruption of the melody performance. If a person is accustomed to playing, the head of the music instrument is played on the right side of the music instrument, and then the sound changer is reversely installed.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a cross-sectional view a-a of fig. 1 with the single tone manual double ended toner expanded.

Fig. 3 is a cross-sectional view a-a of fig. 1 with the mono manual double ended toner collapsed.

Fig. 4 is a schematic structural diagram of a single-tone manual double-ended sound changer.

Fig. 5 is a partially enlarged view of fig. 4.

Fig. 6 is a view from direction B of fig. 4.

Fig. 7 is a cross-sectional view C-C of fig. 4.

Fig. 8 is a schematic view of the construction of the peg.

FIG. 9 is a schematic view of the construction of one embodiment of the tuning peg.

FIG. 10 is a schematic view of another embodiment of a tuning peg.

Fig. 11 is a schematic structural view of a third embodiment of the peg.

Fig. 12 is a schematic structural view of the bridge.

Fig. 13 is a schematic view of the code body structure of the bridge.

Fig. 14 is a schematic view of the main structure of the bridge.

In the drawing, 100 is a chord shaft, 101 is a chord inlet, 102 is a shaft body, 103 is a cavity, 104 is a knob, 105 is a chord clamping part, and 106 is a hole expansion.

200 is a single-tone manual double-end sound changer, 201 is a connecting thread, 202 is a sleeve body, 203 is a push rod, 204 is a notch, 205 is a rotating wheel, 206 is a rotation limiting part, 207 is a cam body, 208 is a first mounting groove, 209 is a string cutting column, 210 is a rotating part, 211 is a pressure rod, 212 is a pressing handle, 213 is a positioning hole, and 214 is a spring clamping piece.

300 is a bridge, 301 is a main body, 302 is a column body, 303 is a second mounting groove, 304 is a string supporting wheel, 305 is a third rotating shaft, 306 is a string clamping groove, 307 is a positioning groove, 308 is an expanding hole, 309 is a disconnecting groove, and 310 is a vertical column.

400 is strings and 500 is a body.

Detailed Description

The musical instrument comprises an instrument body 500, tuning pegs 100 are arranged on two sides of the upper end of the instrument body 500, strings 400 are arranged on the tuning pegs 100, and the strings 400 are connected with the bottom of the instrument body 500 through a bridge 300 on a sound box of the instrument body 500, and the musical instrument is characterized in that: the upper portion of the body 500 is located between the peg 100 and the bridge 300, and the monophonic manual double-ended toneer 200 is provided corresponding to the strings 400.

As a preferable scheme of the present invention, the monophonic manual double-ended phonograph 200 includes a sleeve 202 disposed in a body 500, a push rod 203 is disposed in the sleeve 202, one end of the sleeve 202 is disposed with a first mounting groove 208, a cam 207 is rotatably disposed in the first mounting groove 208, the cam 207 corresponds to one end of the push rod 203, along with the rotation of the cam 207, the outer contour of the cam 207 moves towards or away from the push rod 203, one side of the cam 207 is disposed with a rotating part 210, the other ends of the rotating part 210 and the push rod 203 are both disposed with string-cutting posts 209, when the outer contour of the cam 207 moves towards the direction of the push rod 203, the string-cutting posts 209 of the rotating part 210 move towards one side of the end of the sleeve 202, and when the outer contour of the cam 207 moves away from the direction of the push rod 203, the string-cutting posts 209 of the rotating part 210 move to the side of; the rotation part 210 and the tailpiece 209 on the jack 203 correspond to the strings 400 on both sides of the body 500, respectively.

The rotating portion 210 is provided with a pressing rod 211.

The pressing lever 211 is provided with a pressing handle 212.

The pressing handle 212 is provided with a positioning hole 213 or a positioning groove 307. Through setting up depression bar 211 and pressure handle to set up locating hole 213 or constant head tank 307 on the pressure handle, can make the finger align the pressure handle position fast, guarantee pressure and pressure handle vertical, because there are 80 strings 400 on the konghou, have nearly 40 sound transformers to control, and the setting of locating hole 213 and constant head tank 307 has increased substantially the accuracy of pressing, and the less condition of pressing by mistake takes place.

One end of the cam body 207, which is matched with the top rod 203, is provided with a rotation limiting part 206 corresponding to the end part of the top rod 203. By providing the rotation restricting portion 206, the rotation of the cam body can be restricted within a certain range, and the raising and lowering of the pressing lever 211 always maintains the same position, facilitating the operation by the player.

The end of the top rod 203 is provided with a rotating wheel 205 which is matched with the cam body 207.

The diameter of the runner 205 is larger than the inner diameter of the sleeve body 202.

The outer surface of the ejector rod 203 is matched with the inner surface of the sleeve body 202, a notch 204 is formed in the end portion of the ejector rod 203, and a rotating wheel 205 is arranged in the notch 204 through a first rotating shaft. By arranging the rotating wheel 205 at the end part of the push rod 203, the movement between the cam body and the push rod 203 can be changed into rolling friction, the flexibility of the rotation of the cam body is ensured, and simultaneously, the noise possibly generated by sliding friction can be avoided. In addition, the diameter of the rotating wheel 205 is set to be larger than the inner diameter of the sleeve body 202, the limit of the push rod 203 can be realized by utilizing the outer contour of the rotating wheel 205, the push rod 203 is ensured not to slide out, and meanwhile, the overlarge rotating range of the cam body can be avoided.

The outer surface of the sleeve body 202 is provided with a connecting thread 201. The sleeve body 202 can be directly embedded into the musical instrument body 500, or can be provided with the connecting thread 201 to be connected with the musical instrument body 500, and the problem of looseness between the sleeve body 202 and the musical instrument body 500 can be avoided by connecting in the mode of the connecting thread 201.

The surface of the top rod 203 is provided with a spring clamping piece 214, a shaft sleeve corresponding to the spring clamping piece 214 is arranged in the musical instrument body 500, and a return spring is arranged between the spring clamping piece 214 and the shaft sleeve. Through reset spring, can make the quick return of ejector pin 203, guarantee to cut string post 209 and string 400 separation on the ejector pin 203, and then guarantee to cut string post 209 can not influence the pronunciation of string 400.

The cam body is connected with the inner wall of the first mounting groove 208 through a second rotating shaft.

When the tuning device is used, the pressing plate is rotated to control the rotation of the cam body 207, the rotating part 210 on the cam body 207 rotates along with the cam body 207, and the string-cutting column 209 on the rotating part 210 moves to one side of the end part of the sleeve body 202, so that the strings 400 on one side of the body 500 are supported, and the tuning of the strings 400 on one side of the body 500 is realized; meanwhile, due to the rotation of the cam body 207, the cam body 207 ejects the top rod 203, and the string 400 on the other side of the body 500 is supported by the string-cutting column 209 on the top rod 203, so that the tone modification on the other side of the body 500 is realized.

As another preferable aspect of the present invention, the peg 100 includes a shaft body 102, and is characterized in that: the shaft body 102 is internally provided with a cavity 103, and the shaft body 102 is provided with a chord inlet 101 communicated with the cavity 103.

Embodiments of the tuning peg 100: the inlet 101 is a through hole disposed on the side surface of the shaft body 102 and communicated with the cavity 103 in the shaft body 102.

When the piano string 400 is used, the string head of the piano string 400 is directly inserted into the through hole, the string head is controlled to enter the cavity 103 for a certain distance, and then the piano string 400 can be wound on the outer surface of the shaft body 102 by rotating the shaft body 102; the through holes arranged on the side surface of the string head of the string 400 play a role in string feeding, and can clamp the string 400, so that the string 400 is conveniently wound on the surface of the shaft body 102.

Embodiments of the tuning peg 100: the chord inlet 101 is an opening arranged at the end of the shaft body 102 and communicated with the cavity 103 in the shaft body 102.

Preferably, a string-locking portion 105 is provided at the string inlet 101 provided at the end of the shaft body 102.

Further, the string-catching portion 105 is a notch 204 provided on the side of the string-feeding port 101.

When the string fixing device is used, the string head of the string 400 is inserted into the cavity 103 of the shaft body 102 from the string inlet 101 at the end part of the shaft body 102, the string 400 is preliminarily fixed through the notch 204, and then the string 400 can be wound on the outer surface of the shaft body 102 by rotating the shaft body 102.

Furthermore, the inner end of the notch 204 is provided with a counterboring 106 communicated with the notch 204, and the diameter of the counterboring 106 is larger than the width of the notch 204.

Through setting up reaming 106, can play further limiting displacement to thicker string 400, reduce string 400 and slide outward to opening 204.

One end of the shaft body 102, which is not provided with the chord inlet 101, is provided with a knob 104, and the surface of the knob 104 is provided with a clamping ridge.

The knob 104 with the clamping edge is arranged to facilitate rotation of the shaft body 102, and labor and convenience are achieved when tension of the string 400 is adjusted.

The outer contour of the shaft body 102 is provided with a taper, and the diameter of one end of the shaft body 102 with the chord inlet 101 is smaller than that of the other end of the shaft body 102.

The shaft body 102 is provided with a certain taper, so that the shaft body 102 and the musical instrument body 500 can be tightly combined, and the shaft body 102 can be prevented from falling off.

As a third preferred aspect of the present invention, the bridge 300 includes a bar-shaped main body 301 and a bridge body, and a positioning groove 307 is provided on the upper surface of the main body 301 corresponding to each string 400; the code body comprises a cylinder 302 matched with the positioning groove 307, and a string supporting wheel 304 is arranged above the cylinder 302.

The constant head tank 307 cooperatees with the cylinder 302, and when the tension of string 400 exerted the string wheel 304 that props on the cylinder 302, the cylinder 302 can rotate in constant head tank 307 along with the tension of string 400, and simultaneously, prop string wheel 304 itself and also can comply with the tension of string 400 and rotate, the function of the vibrato of konghou that can be perfect realization to, after releasing string 400, the tension of string 400 can return rapidly, has guaranteed the intonation.

The lower portion of the main body 301 is provided with a column 310 corresponding to each positioning groove 307, and a breaking groove 309 is provided between the lower ends of two adjacent columns 310.

The upper end of the main body 301, which is located at the disconnection groove 309, is provided with an enlarged hole 308 communicated with the disconnection groove 309, and the diameter of the enlarged hole 308 is larger than the width of the disconnection groove 309.

The structures of the expanded holes 308 and the disconnection grooves 309 form mutually separated upright posts 310, so that the sound emitted by the strings 400 above the upright posts 310 can be effectively transmitted to the sound box; the tone quality is clear, and the problem of sound mixing can not occur.

A second installation groove 303 is arranged above the column 302, and the string supporting wheel 304 is arranged in the second installation groove 303 through a third rotating shaft 305.

The surface of the string supporting wheel 304 is provided with a string clamping groove 306.

The positioning groove 307 is a circular positioning groove 307, and the cylinder 302 is cylindrical. The circular positioning groove 307 and the cylindrical cylinder 302 are fitted to each other, so that the cylinder 302 is rotated in the positioning groove 307 following the tension of the string 400.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.

Claims

1. The utility model provides a manual two side string of synchronous variable tone formula double string konghou of monosylla, includes the musical instrument body (500), and musical instrument body (500) upper end both sides all are provided with peg (100), are provided with string (400) on peg (100), and string (400) link to each other its characterized in that bottom musical instrument body (500) through bridge (300) on the musical instrument body (500) audio amplifier: the upper part of the body (500) is positioned between the peg (100) and the bridge (300), and a single-tone manual double-ended tone changer (200) is arranged corresponding to the strings (400); the single-tone manual double-end sound changer (200) comprises a sleeve body (202) arranged in a musical instrument body (500), a push rod (203) is arranged in the sleeve body (202), a first mounting groove (208) is arranged at one end of the sleeve body (202), a cam body (207) is rotatably arranged in the first mounting groove (208), the cam body (207) corresponds to one end of the push rod (203), the outer contour of the cam body (207) moves towards or away from the push rod (203) along with the rotation of the cam body (207), a rotating part (210) is arranged at one side of the cam body (207), string intercepting columns (209) of the rotating part (210) move towards one side of the end part of the sleeve body (202) when the outer contour of the cam body (207) moves towards the direction of the push rod (203), and string intercepting columns (209) of the rotating part (210) move towards one side of the end part of the sleeve body (202) when the outer contour of the cam body (207) moves away from the direction of, the chord-intercepting column (209) of the rotating part (210) moves to the side of the sleeve body (202); the rotary part (210) and the string-cutting column (209) on the top rod (203) respectively correspond to the strings (400) on two sides of the musical instrument body (500); the surface of the ejector rod (203) is provided with a spring clamping piece (214), a shaft sleeve corresponding to the spring clamping piece (214) is arranged in the musical instrument body (500), and a return spring is arranged between the spring clamping piece (214) and the shaft sleeve.

2. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 1, wherein: the rotating part (210) is provided with a pressure lever (211).

3. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 2, wherein: the pressure lever (211) is provided with a pressing handle (212).

4. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 3, wherein: the pressing handle (212) is provided with a positioning hole (213) or a positioning groove (307).

5. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 1, wherein: one end of the cam body (207) matched with the push rod (203) is provided with a rotation limiting part (206) corresponding to the end part of the push rod (203).

6. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 1, wherein: the end part of the push rod (203) is provided with a rotating wheel (205) matched with the cam body (207).

7. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 6, wherein: the diameter of the rotating wheel (205) is larger than the inner diameter of the sleeve body (202).

8. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 7, wherein: the outer surface of the ejector rod (203) is matched with the inner surface of the sleeve body (202), a notch (204) is formed in the end portion of the ejector rod (203), and a rotating wheel (205) is arranged in the notch (204) through a first rotating shaft.

9. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 2, wherein: the outer surface of the sleeve body (202) is provided with a connecting thread (201).

10. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 1, wherein: the cam body is connected with the inner wall of the first mounting groove (208) through a second rotating shaft.

11. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 1, wherein: the peg (100) includes a shaft body (102), characterized in that: a cavity (103) is arranged in the shaft body (102), and a chord inlet (101) communicated with the cavity (103) is arranged on the shaft body (102).

12. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 11, wherein: the chord inlet (101) is a through hole which is arranged on the side surface of the shaft body (102) and is communicated with the cavity (103) in the shaft body (102).

13. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 11, wherein: the chord inlet (101) is an opening which is arranged at the end part of the shaft body (102) and is communicated with the cavity (103) in the shaft body (102).

14. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 13, wherein: a string clamping part (105) is arranged at a string inlet (101) arranged at the end part of the shaft body (102).

15. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 14, wherein: the string clamping part (105) is a notch (204) arranged on the side of the string inlet (101).

16. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 15, wherein: a reaming hole (106) communicated with the notch (204) is formed in the inner end of the notch (204), and the diameter of the reaming hole (106) is larger than the width of the notch (204).

17. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 11, wherein: one end, without the chord inlet (101), of the shaft body (102) is provided with a knob (104), and the surface of the knob (104) is provided with a clamping edge.

18. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 11, wherein: the outer contour of the shaft body (102) is provided with taper, and the diameter of one end of the shaft body (102) with the chord inlet (101) is smaller than that of the other end of the shaft body (102).

19. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 1, wherein: the bridge (300) comprises a strip-shaped main body (301) and a bridge body, and a positioning groove (307) is formed in the upper surface of the main body (301) corresponding to each string (400); the code body comprises a cylinder (302) matched with the positioning groove (307), and a string supporting wheel (304) is arranged above the cylinder (302).

20. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 19, wherein: the lower part of the main body (301) is provided with a vertical column (310) corresponding to each positioning groove (307), and a breaking groove (309) is arranged between the lower ends of two adjacent vertical columns (310).

21. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 20, wherein: the upper end of the main body (301) located at the disconnection groove (309) is provided with an expanded hole (308) communicated with the disconnection groove (309), and the diameter of the expanded hole (308) is larger than the width of the disconnection groove (309).

22. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 19, wherein: the positioning groove (307) is a circular positioning groove (307); the cylinder (302) is provided in a cylindrical shape.

23. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 19, wherein: a second mounting groove (303) is formed above the column body (302), and the string supporting wheel (304) is arranged in the second mounting groove (303) through a third rotating shaft (305).

24. The single-tone manual double-side-string synchronous inflection type double-row string konghou of claim 19, wherein: the surface of the string supporting wheel (304) is provided with a string clamping groove (306).