Prevent cracked audio line

The utility model discloses a prevent cracked audio line, including external coating and heart yearn, external coating's inboard is provided with cotton layer, the shielding layer is installed in cotton layer's interior survey, cotton layer's internally mounted has interior basic unit, the center department of interior basic unit installs the cotton thread strip, including the heart yearn installation inside the basic unit, be provided with a plurality of core wire conductor in the heart yearn, the externally mounted of heart yearn has interior protective layer. The utility model discloses can prevent the audio line owing to buckle or drag and produce the fracture, the sound construction, it is long behind the life. 本实用新型公开了种防断裂的音频线，包括外保护层和芯线，所述外保护层的内侧设置有棉线层，所述棉线层的内测安装有屏蔽层，所述棉线层的内部安装有内基层，所述内基层的中心处安装有棉线条，所述芯线安装在内基层内部，所述芯线内设置有若干芯线导体，所述芯线的外部安装有内保护层。本实用新型能够防止音频线由于弯折或拉扯而产生断裂，结构牢固，使用寿命后长。