CN216772787U

CN216772787U - Iron row string column of piano

Info

Publication number: CN216772787U
Application number: CN202123029244.7U
Authority: CN
Inventors: 胡晓红; 王风海; 戴美宝; 黄利军
Original assignee: Yantai Kingsburg Piano Co ltd
Current assignee: Yantai Kingsburg Piano Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-06-17
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a piano iron row string column, which belongs to the field of piano accessories and comprises an iron row, a string shaft, a high-pitch nut, a middle-pitch and low-pitch compression button, a naked string and a string winding, a code bridge pin and a string hanging pin, wherein the naked string or the string winding is wound on the string shaft on the iron row, is stretched to the code bridge pin on the code bridge through the high-pitch nut and the middle-pitch and low-pitch compression button and is hung on the string hanging pin on the iron row; the utility model has novel design and ingenious structure, solves the defects of insufficient soundness of bass, uneven transition of medium and low tones and insufficient fullness of medium and high tones of the traditional piano, has scientific and reasonable iron row string array and scientific and reasonable vibration performance, thereby the piano has the effects of high-quality tone quality and pure tone quality with uniform transition, and is particularly suitable for small grand pianos.

Description

Iron row string column of piano

Technical Field

The utility model relates to the technical field of piano accessories, in particular to a piano iron row string column.

Background

The existing piano has the defects of insufficient clarity and soundness of low tones, uneven transition of middle and low tones, insufficient and full pronunciation of middle and high tones, and particularly the string arrangement of the grand piano is not reasonable, so that the uniform transition of the tone quality and the musical scale of the piano is influenced, and the high tone quality effect cannot be obtained.

SUMMERY OF THE UTILITY MODEL

The utility model provides a piano iron row string column, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a piano iron row string column comprises an iron row, a string shaft, a high pitch nut, a middle pitch and low pitch string pressing button, a naked string and a string winding, a bridge pin and a string hanging nail, wherein the naked string or the string winding is wound on the string shaft on the iron row, is stretched to the bridge pin on the bridge through the high pitch nut and the middle pitch and low pitch string pressing button and is hung on the string hanging nail on the iron row;

corresponding to piano bass, middle and high range are set up 29 string groups, 30 string groups, 29 string groups respectively. The 29 string sets in the bass region comprise a string set consisting of 11 single strings and a string set consisting of 18 double strings; no. 1 to No. 8 of 11 single string groups in the bass region are double-layer winding wires, No. 9 to No. 11 are single-layer winding wires, and only single-layer winding wires are wound outside 18 double string groups in the bass region. The string is called a winding string formed by a steel wire and a winding wire; 30 strings in the middle-pitched area and 29 strings in the high-pitched area are all string groups formed by three strings; the strings without winding wires outside the steel wires are bare strings, and 30 string groups in a middle-tone area and 29 string groups in a high-tone area are all bare strings.

As a preferred embodiment, the pitch of the string striking point arrangement between the 1 st to 29 th string groups in the bass range is 14 mm. The effective chord lengths of the strings between the 1 st string group and the 11 th string group are decreased by 12-20 mm from the 1 st string 1300-1320 mm to the 29 th string 850-870 mm according to the sequence from the 1 st string to the 29 th string.

As a preferred embodiment, the arrangement distance of the strings between the striking points of the 30 th to 59 th string groups in the middle-pitch range is 13-15 mm, and the effective chord lengths of the strings between the 30 th to 59 th string groups are decreased by 13-50 mm to 220-250 mm from the 29 th to 1150 th strings according to the sequence from the 29 th to 59 th.

As a preferred embodiment, the arrangement distance of the strings between the 60 th string group and the 88 th string group striking point in the treble zone is 13mm, and the effective string lengths of the strings between the 60 th string group and the 88 th string group are decreased by 2-14 mm to 45-55 mm from 220-160 mm of the 60 th string to the 88 th string according to the 60 th to 88 th sequences.

As a preferred embodiment, the diameter of the core wire of each string between the 1 st string group and the 29 th string group is 1.40-1.20 mm from the 1 st group, and gradually decreases by 0.000-0.100 mm to 0.05-1.30 mm from the 29 th string group; the diameters of the steel wires of the strings between the 30 th string group and the 88 th string group are decreased by 0-0.100 mm to 0.80mm from the 30 th string by 1.100-1.150 mm to the 88 th string by 0.775-0.80 mm from the 30 th string by every 2-7 strings according to the 30 th to 88 th sequences.

As a preferred embodiment, the 1 st to 11 th string groups are single-string groups, and 12 th to 29 th string groups are double-string groups. Groups 1 to 8 are double layer winding, groups 9 to 11 are single layer winding, and groups 12 to 29 are also single layer winding. The winding diameter of the inner layer of each string of 1 to 8 groups is decreased progressively from 0.70-0.80 mm of the 1 st string to 0.00-0.10 mm to 0.3-0.50 m of the 8 th string according to the 1 st to 8 th sequence; the winding diameter of the outer layer of each string from 1 to 8 is decreased progressively from 1.60 mm to 1.80mm of the 1 st string to 0.00 mm to 0.05mm to 1.25 m to 1.50m of the 8 th string according to the sequence from 1 st to 8 th. The diameter of the wrapping wire outside each string from 9 to 11 is decreased by 0.05-1.00mm from 1.50-1.65mm of the 9 th string to 1.3 mm-1.5 mm of the 11 th string according to the 9 th to 11 th orders. The winding diameter of the outer layer of each string group between the 12 th string group and the 29 th string group is decreased by 0.00-0.15 mm from 1.20-1.30 mm of the 12 th string to 0.20-0.40 mm of the 29 th string according to the sequence from the 12 th string to the 29 th string.

The utility model has the beneficial effects that:

the piano iron row string column is characterized in that iron rows, string shafts, a high pitch nut, a middle and low pitch string pressing button, a bare string, a string winding, a bridge, bridge fixing nails and string hanging nails are arranged; the strings at the bridge end of the bass zone are dispersedly arranged in a wide range as much as possible, so that the pressure of the sound board on the bass part is dispersed, and the bass part can be fully vibrated. The middle and high sound vibration area is enlarged as much as possible, the oblique angle of the string is enlarged, the effective string length is increased, the middle and high sound area is full in sound, the low sound string winding is rich in sufficient vibration energy, the middle and low sound transition part is provided with the string with uniform tension transition, the vibration of the string is enhanced, and the purposes of lasting sound and uniform transition are achieved. The defects that the bass of the existing piano is not perfectly thick enough, the transition of the medium and low tones is not uniform, and the medium and high tones are not full are overcome, the iron strings are arranged scientifically and reasonably, and the scientific and reasonable vibration performance is generated, so that the piano generates high-quality tone quality and pure tone quality effect with uniform transition, and the piano is particularly suitable for small grand pianos.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Reference numbers in the figures: 1. iron bars; 2. a peg; 3. high pitch capotasto and mid and low pitch string-pressing buttons; 4. bare strings and kinked strings; 5. code bridging; 6. bridge string-fixing nails; 7. and (5) hanging string nails.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1, a piano iron row string comprises an iron row 1, a peg 2, a high pitch nut, a middle and low pitch string-pressing button 3, a naked string, a string-winding button 4, a bridge 5, bridge pins 6 and string-hanging nails 7, wherein the naked string or string-winding button 4 is wound on the peg 2 on the iron row 1, is stretched to the bridge pins 6 on the bridge 5 through the high pitch nut, the middle and low pitch string-pressing button 3 and is hung on the string-hanging nails 7 on the iron row;

corresponding to the piano bass zone, the middle-tone zone and the treble zone, 29 string groups, 30 string groups and 29 string groups are respectively arranged. The 29 string groups in the bass region comprise a string group consisting of 11 single strings and a string group consisting of 18 double strings; no. 1 to No. 8 of 11 single string groups in the bass region are double-layer winding wires, No. 9 to No. 11 are single-layer winding wires, and only single-layer winding wires are wound outside 18 double string groups in the bass region. The string is called a winding string formed by a steel wire and a winding wire; 30 strings in the middle-pitched area and 29 strings in the high-pitched area are all string groups formed by three strings; the strings without winding wires outside the steel wires are bare strings, and 30 string groups in a middle-tone area and 29 string groups in a high-tone area are all bare strings.

The pitch of the string striking point arrangement between the 1 st to 29 th string groups in the bass region is 14 mm. The effective chord lengths of the strings between the 1 st string group and the 11 th string group are decreased by 12-20 mm from the 1 st string 1300-1320 mm to the 29 th string 850-870 mm according to the sequence from the 1 st string to the 29 th string.

The string arrangement distance between the string striking points of the 30 th string group to the 59 th string group in the middle-pitch range is 13-15 mm, and the effective string length of the string between the 30 th string group to the 59 th string group is decreased by 13-50 mm to 220-250 mm from the 29 th string 1130-1150 mm according to the 29 th to 59 th sequence.

The arrangement distance of the strings between the 60 th string group striking points and the 88 th string group striking points in the high-pitched area is 13mm, and the effective string lengths of the strings between the 60 th string group and the 88 th string group are decreased by 2-14 mm to 45-55 mm from the 60 th string 220-160 mm according to the 60 th to 88 th sequence.

The diameter of a core string steel wire of each string between the 1 st string group and the 29 th string group is 1.40-1.20 mm from the 1 st group, and gradually decreases by 0.000-0.100 mm to 0.05-1.30 mm of the 29 th string group; the diameters of the steel wires of the strings between the 30 th string group and the 88 th string group are decreased by 0-0.100 mm to 0.80mm from the 30 th string by 1.100-1.150 mm to the 88 th string by 0.775-0.80 mm from the 30 th string by every 2-7 strings according to the 30 th to 88 th sequences.

The 1 st to 11 th string groups are single-string groups, and 12 th to 29 th double-string groups. Groups 1 to 8 are double layer winding, groups 9 to 11 are single layer winding, and groups 12 to 29 are also single layer winding. The winding diameter of the inner layer of each string of 1 to 8 groups is decreased progressively from 0.70-0.80 mm of the 1 st string to 0.00-0.10 mm to 0.3-0.50 m of the 8 th string according to the 1 st to 8 th sequence; the winding diameter of the outer layer of each string from 1 to 8 is decreased progressively from 1.60 mm to 1.80mm of the 1 st string to 0.00 mm to 0.05mm to 1.25 m to 1.50m of the 8 th string according to the sequence from 1 st to 8 th. The diameter of the wrapping wire outside each string from 9 to 11 is decreased by 0.05-1.00mm from 1.50-1.65mm of the 9 th string to 1.3 mm-1.5 mm of the 11 th string according to the 9 th to 11 th orders. The winding diameter of the outer layer of each string group between the 12 th string group and the 29 th string group is decreased by 0.00-0.15 mm from 1.20-1.30 mm of the 12 th string to 0.20-0.40 mm of the 29 th string according to the sequence from the 12 th string to the 29 th string.

Example 1: fig. 1 shows a piano iron row string array implemented by the embodiment, which comprises an iron row 1, tuning pegs 2, a high pitch caput and middle and low pitch string-pressing buttons 3, a naked string and a twined string 4, a bridge 5, a bridge pin 6 and a string-hanging pin 7. A bare string or a string winding 4 is wound on a peg 2 on an iron row 1, is stretched through a high pitch nut and a middle and low pitch string pressing button 3, passes through a bridge string pin 6 which is fixed on a bridge 5, and is then hung on a string hanging pin 7 on the iron row, and 29 string groups, 30 string groups and 29 string groups are respectively arranged corresponding to a low pitch area, a middle pitch area and a high pitch area of a piano. The 29 string groups in the bass region comprise a string group consisting of 11 single strings and a string group consisting of 18 double strings; double-layer winding wires are wound outside No. 1 to No. 8 of 11 single strings in the bass region, and single-layer winding wires are wound outside No. 9 to No. 11 of the bass region; the other 18 double strings are only wound with a single layer of winding wire, and the winding wire is formed by steel wires and the winding wire. 30 string groups in the middle-pitch range and 29 string groups in the high-pitch range are string groups formed by three strings; the strings without winding wires on the outside are bare strings, and 30 string groups in a middle-pitch range and 29 string groups in a high-pitch range are all bare strings.

Example 2: the piano iron row strings of the present embodiment are different from those of embodiment 1 in that:

the pitch of the string striking point arrangement between the 1 st to 29 th string groups in the bass region is 14 mm. The arrangement distance of strings between the 30 th string set hitting points to the 59 th string set hitting points in the middle-pitch range is 13-15 mm, and the arrangement distance of strings between the 60 th string set hitting points to the 88 th string set hitting points in the high-pitch range is 13 mm.

Example 3: the piano iron platoon of the present embodiment differs from embodiment 1 in that:

bass region: the effective chord lengths of the strings between the 1 st string group and the 11 th string group are decreased by 12-20 mm from the 1 st string 1300-1320 mm to the 29 th string 850-870 mm according to the sequence from the 1 st string to the 29 th string. A middle voice area: the effective chord lengths of the strings between the 30 th string group and the 59 th string group are decreased by 13-50 mm to 220-250 mm from the 29 th string 1130-1150 mm to the 59 th string according to the sequence from the 29 th string to the 59 th string. A high-sound zone: the effective string length of each string between the 60 th string set and the 88 th string set is decreased by 2-14 mm from the 60 th string set to the 88 th string set to 45-55 mm from the 60 th string set to the 160mm according to the 60 th string set to the 88 th string set.

Example 4: the piano iron platoon of the present embodiment differs from embodiment 1 in that:

Example 5: the piano iron platoon of the present embodiment differs from embodiment 1 in that:

the winding diameter of the inner layer of each string of 1 to 8 groups is decreased progressively from 0.70-0.80 mm of the 1 st string to 0.00-0.10 mm to 0.3-0.50 m of the 8 th string according to the 1 st to 8 th sequence; the winding diameter of the outer layer of each string from 1 to 8 is decreased progressively from 1.60 mm to 1.80mm of the 1 st string to 0.00 mm to 0.05mm to 1.25 m to 1.50m of the 8 th string according to the sequence from 1 st to 8 th. The diameter of the wrapping wire outside each string from 9 to 11 is decreased by 0.05-1.00mm from 1.50-1.65mm of the 9 th string to 1.3 mm-1.5 mm of the 11 th string according to the 9 th to 11 th orders. The winding diameter of the outer layer of each string group between the 12 th string group and the 29 th string group is decreased by 0.00-0.15 mm from 1.20-1.30 mm of the 12 th string to 0.20-0.40 mm of the 29 th string according to the sequence from the 12 th string to the 29 th string.

The embodiment of the utility model is not limited to the five listed examples, other data within the limited range can achieve the aim of the utility model, the defects of insufficient soundness of bass, uneven transition of middle and low tones, insufficient fullness of middle and high tones and the like of the existing piano are overcome, the scientific and reasonable iron platoon train of the small grand piano is provided, the scientific and reasonable vibration performance is generated, and the piano can generate high-quality tone quality and pure tone quality effect with uniform transition. The utility model is particularly applicable to a 170 model piano.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A piano iron row string row comprises an iron row (1), a string shaft (2), a high pitch nut, a middle and low pitch compression button (3), a naked string, a string winding (4), a bridge (5), a bridge pin (6) and a string hanging nail (7), and is characterized in that the naked string or the string winding (4) is wound on the string shaft (2) on the iron row (1), is stretched to the bridge pin (6) on the bridge (5) through the high pitch nut, the middle and low pitch compression button (3), and is hung on the string hanging nail (7) on the iron row;

29 string groups, 30 string groups and 29 string groups are respectively arranged corresponding to the low-pitch area, the middle-pitch area and the high-pitch area of the piano; the 29 string groups in the bass region comprise a string group consisting of 11 single strings and a string group consisting of 18 double strings; no. 1 to No. 8 of 11 single string groups in the bass region are double-layer winding wires, No. 9 to No. 11 are single-layer winding wires, and only single-layer winding wires are wound outside 18 double string groups in the bass region; the string is called a winding string formed by a steel wire and a winding wire; 30 strings in the middle-pitched area and 29 strings in the high-pitched area are all string groups formed by three strings; the strings without winding wires outside the steel wires are bare strings, and 30 string groups in a middle-tone area and 29 string groups in a high-tone area are all bare strings.

2. A piano tailpiece according to claim 1, wherein the pitch of the striking points of strings between the 1 st to 29 th string groups in the bass region is 14 mm; the effective chord lengths of the strings between the 1 st string group and the 11 th string group are decreased by 12-20 mm from the 1 st string 1300-1320 mm to the 29 th string 850-870 mm according to the sequence from the 1 st string to the 29 th string.

3. A piano iron row string according to claim 1, wherein the string arrangement distance between the striking points of the 30 th to 59 th string groups in the middle-pitched sound region is 13-15 mm, and the effective string lengths of the strings between the 30 th to 59 th string groups are decreased by 13-50 mm to 220-250 mm from the 29 th to 1150 th strings in the order of 29 th to 59 th.

4. A piano fret array as claimed in claim 1, wherein the string arrangement distance between the striking points of the 60 th to 88 th string groups in the treble zone is 13mm, and the effective string lengths of the strings between the 60 th to 88 th string groups are decreased by 2-14 mm to 45-55 mm from the 60 th string 220-160 mm in the 60 th to 88 th sequence.

5. A piano iron platoon according to claim 1, wherein the diameter of the core wire of each string from 1 st to 29 th string group is 1.40-1.20 mm, gradually decreased from 0.000-0.100 mm to 0.05-1.30 mm of the 29 th string group; the diameters of the steel wires of the strings between the 30 th string group and the 88 th string group are decreased by 0-0.100 mm to 0.80mm from the 30 th string by 1.100-1.150 mm to the 88 th string by 0.775-0.80 mm from the 30 th string by every 2-7 strings according to the 30 th to 88 th sequences.

6. A piano fret array as claimed in claim 1, wherein the 1 st to 11 th string groups are single string groups, and 12 th to 29 th string groups are double string groups; 1 to 8 groups are double-layer winding, 9 to 11 groups are single-layer winding, and 12 to 29 groups are also single-layer winding; the winding diameter of the inner layer of each string of 1 to 8 groups is decreased progressively from 0.70-0.80 mm of the 1 st string to 0.00-0.10 mm to 0.3-0.50 m of the 8 th string according to the 1 st to 8 th sequence; the winding diameter of the outer layer of each string from 1 to 8 is decreased progressively from 1.60 to 1.80mm of the 1 st string to 0.00 to 0.05mm to 1.25 to 1.50m of the 8 th string according to the sequence from 1 to 8; the diameter of the wrapping wire outside each string from 9 to 11 is decreased by 0.05-1.00mm from 1.50-1.65mm of the 9 th string to 1.3 mm-1.5 mm of the 11 th string in the 9 th to 11 th sequence; the winding diameter of the outer layer of each string group between the 12 th string group and the 29 th string group is decreased by 0.00-0.15 mm from 1.20-1.30 mm of the 12 th string to 0.20-0.40 mm of the 29 th string according to the sequence from the 12 th string to the 29 th string.