Jinghu is mainly composed of piano rods, piano barrels, piano yards, strings and bows and other components. The drum of Jinghu is cylindrical, which is the acoustic resonance part of Jinghu. The vibration of the strings is transmitted to the drum through the bridge, which makes the air in the drum vibrate and emits a crisp and bright tone.

piano bar
Also known as the burden, it is mostly made of purple bamboo, white bamboo, monstera or dyed bamboo. It usually has 5 sections. The first and second sections above are each equipped with a peg, and the bottom section of the lower end is inserted into the piano barrel. A section of the rod in the barrel is provided with a rectangular, front-to-rear air vent, which is the complex resonance part of the piano barrel. The qin barrel is 11.4 cm long and 4.3 cm in diameter at the back. It is made of bamboo. The front is covered with snake skin and the back is open. The pegs are in boxwood or rosewood. The piano is made of bamboo. Gongzi Jiang reed bamboo, tied with a horse tail, 74 cm long. Zhang Erxian, with "Qianjin". Fifth tuning, according to the different singing styles and tunes, they are: anti-two reed do and Sol strings, two yellow Sol and re strings, Xipi Ia and mi strings, and anti-Sipi re and Ia strings. Commonly used are D key, E key two Huangjinghu and E key, G key Xipijinghu. The vocal range is about two octaves.

piano
Cylindrical, made of bamboo. After the 1970s, it was also molded with low-foaming (ABS) materials. The front of the barrel is covered with thin and tough snakeskin or other new membrane materials. The qin barrel is the sound resonance part of Jinghu. The vibration of the strings is transmitted to the snake skin through the bridge, and then affects the air column in the barrel to vibrate, producing a strong and powerful sound with a crisp and bright tone.

peg
Also known as nianzi, it is mostly made of boxwood with delicate wood and beautiful color, and some also use rosewood or large sandalwood. The jackhook is a small S-shaped hook made of copper wire or lead wire. The front bend hooks the two strings, and the back bay is tied to the middle of the third section of the piano rod with thin wire strings. fixed point.

String code
Made of bamboo, there are two kinds of bridge hollow type and hollow type. The strings are the sounding body of Jinghu. Originally, two silk strings were used. The strings attached to the lower shaft were thinner, called outer strings, and the strings attached to the upper shaft were thicker, called inner strings. Now more steel strings are used, the pitch is better than that of silk strings, the pronunciation is crisp, and the strings are not easy to break.

fiddlestick
It is made of elastic Jiangwei bamboo, and the two ends are baked and bent. The thin end of the bamboo is at the tail of the bow, and a ponytail is tied. The ponytail is placed between the two strings and rubs the strings to make the sound.