The making and structure of reed

629 views · Organized by 没头脑 on 2022-02-21

In the villages inhabited by ethnic minorities in various parts of Guizhou, they are known as the "Hometown of Lusheng" and "Hometown of Song and Dance".

The making and structure of reed

The reed is composed of a bucket, a pipe, a reed and a resonance pipe. When making, the whole piece of raw material is broken into two halves, and the inner chambers are dug out respectively. After they are put into the pipe, they are glued together, and the outer part is made of five to seven hoops.

[Miao Lusheng] consists of a Sheng bucket, a Sheng pipe, a reed and a resonance pipe. Shengdou, also known as air box, is mostly made of Chinese fir, pine or sycamore wood. Chinese fir is the best, with straight texture, soft texture and few scar knots. cm, height 3.5 cm ~ 8 cm, the thin end is connected with a bamboo pipe with a length of about 15 cm and an outer diameter of about 1.8 cm as a mouthpiece. When making, the whole piece of raw material is broken into two halves, and the inner chambers are dug out respectively. After they are put into the pipe, they are glued together, and the outer part is made of five to seven hoops. The Shengdou is light yellow, and the exterior is painted with tung oil. The wood grain is clear and the appearance is beautiful, so it has the reputation of "Golden Lusheng".

In the sheng bucket, two rows of sheng pipes are inserted longitudinally at an angle of 75° to 90°, mostly with six pipes, but also with four or eight pipes. Each tube is equipped with a rectangular, trapezoidal, diamond or triangular copper reed at the entrance to the bucket, and a circular sound-pressing hole is opened near the bucket of each tube. The upper end of the pipe is transparent, and the lower end is blocked. Pipes are mostly made of white bamboo. White bamboo has a thin diameter, long bamboo joints, uniform thickness and thin bamboo walls, usually about 1.2 cm in diameter and 40 cm to 50 cm long per section. It is a good material for making pipes. It is better to cut down before the winter solstice to the beginning of spring, when the bamboo tube is tough, the surface is bright, and it is not easy to be eaten by insects. Various Miao six-pipe reeds with different pitches have different heights. The highest-pitched sheng (called five drops of water in the folk) is 7.2 cm to 14.5 cm high (excluding the feet of the sheng, the same below), the high-pitched sheng (four drops of water) ) is 14.5 cm to 30 cm high, the alto sheng (three drops of water) is 30 cm to 58 cm high, the bass sheng (two drops of water) is 58 cm to 105 cm high, and the double bass sheng (one drop of water) is 105 cm to 210 cm high. Take c, c1, c2 as an example, the height of the pipe is 97 cm, 49 cm, 25 cm, and the height of the pipe is 128 cm, 60 cm, 34 cm, and the rest are analogous.

Most of the reeds are made of ringed copper. The book "Tail Banana Cong Tan" states that "a long tube is placed on top of the long tube, and a spring is placed in the middle of the short tube. The size depends on the pitch. Take c, c1, and c2 as an example, the lengths are 4 cm, 3.5 cm, and 2.5 cm, respectively, and the widths are 0.25 cm, 0.2 cm, and 0.15 cm, and so on. After the spring material is finished, draw the outline of the spring tongue, chisel through it with a small chisel, file off the burrs, and heat it in the fire. The gap between the frames is narrowed, and then dipped in water to set the shape. This kind of "fired" reed saves effort when playing. The reed can also be made of brass, but the sound is not as crisp as the brass.

The resonance tube is a bamboo tube that is set on the upper end of the sheng tube, which can significantly increase the volume. It is mostly made of moso bamboo, and it varies according to the pitch. Take c, c1, and c2 as an example, the tube length is 60 cm. , 30 cm, 15 cm, and so on.

The above are the reeds of the Miao nationality in southeastern Guizhou; in central, southern and northwestern Guizhou, another type of reeds is popular. The pipes are made of white bamboo or bamboo shoots, and the lower end of the pipe is not blocked. The upper end is fastened with two bamboo strips. When the bucket is made, the middle is not cut open, but is dug from the thick end, straight to the blowing part of the thin end, and then the thick end opening is tightly blocked with a round wooden stopper, and then several poles are used. Leather hoop. The shape of Lusheng has undergone great changes, and it is divided into large, medium and small types. All are composed of three parts: pipe, bucket and reed. There are 6 commonly used reed pipes, with a sound-receiving hole on the outside, and a copper spring at the lower end, which is inserted into a long wooden gourd, and each spring has a sound. At the top of every two or three sheng pipes, a bamboo pipe is put together as a resonance pipe. The tube length of the small reeds is more than ten centimeters, and the length of the big reeds varies from four to five meters. Among the bass reeds, there is a thin bamboo tube installed in a large bamboo tube, which is called "reed tube" by those who pronounce it. After the reform, the number of sheng pipes has increased to more than 20, and the upper end of each pipe is covered with a resonance pipe made of thin copper sheet, and the sound range can reach two octaves and five degrees.

Lusheng has a bright and rich tone, and can be played by both men and women. Whenever the New Year, weddings, weddings, and houses are built, people always hold reeds in their hands, sing and dance to express their joy and feelings.

Reference materials and contributors
芦笙(百度百科)

Involving musical instruments

Lusheng (pinyin: lú shēng) is a reed instrument of the Miao, Yao, Dong and other ethnic groups in the southwest region. Its predecessor was the yu of the Han nationality.

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