String fine setting device

一种琴弦微调装置

Abstract

The utility model provides a string fine adjusting device, comprising a bracket 1, a hooked rod 2 and an adjusting nut 3. The bracket 1 with the concave shape is provided with bow-shaped supporting surfaces 1a and 1b which are right and left symmetry and the middle parts of which are provided with string grooves 4. The bottom surface 1c of the bracket 1 is provided with a circular hole 5 which is provided with a square projecting head 6, and the hooked rod 2 which is matched with the circular hole 5 and is integrated by a string hook 2a with the rod-bending shape and a screw rod 2b which is provided with a long groove 7. The hooked rod 2 can be inserted from the inner side of the bottom surface 1c, and the adjusting nut 3 can be inserted from the screw rod 2b and can be attached tightly at the bottom surface 1c of the bracket 1. Strings 8 can pass through the right and the left string grooves 4 and the string hook 2a on the hooked rod 2, the hooked rod 2 can be moved up-down by rotating the adjusting nut 3, and the strings 8 can proceed with the fine adjustment. The string fine adjusting device has the advantages of simple and reasonable structure and convenient arrangement and operation, and is beneficial to the protection of the strings 8.
一种琴弦微调装置,由支架1、钩杆2和调节螺母3组成。凹形支架1有左右对称的、中部设有弦槽4的弧形支撑面1a和1b;支架1底面1c有一含方形突头6的圆孔5,一根与之相匹配的、由弯杆状的弦钩2a和设有长凹槽7的螺丝杆2b为一体的钩杆2,从底面1c内侧插入其中,一个调节螺母3从螺丝杆2b旋入紧贴支架1底面1c。琴弦8穿过左右弦槽4和钩杆2上的弦钩2a,转动调节螺母3使钩杆2升降,从而对琴弦8进行微调。装置结构简单合理,利于琴弦8保护,安装、使用方便。

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