Earphone anti-falling device

The invention discloses an earphone anti-falling device. The earphone anti-falling device comprises a positioning groove and a positioning bulge, the positioning groove is formed in one of an earphoneplug and an earphone seat; the positioning bulge is arranged on the other one of the earphone plug and the earphone seat; the positioning bulge is of a telescopic structure, the positioning bulge andthe positioning groove are separably clamped to position the earphone plug or enable the earphone plug to slide relative to the earphone seat, the earphone can be effectively prevented from accidentally falling off, normal plugging and unplugging of the earphone are not affected, and the user experience is enhanced. 本发明公开一种耳机防脱落装置，包括定位凹槽及定位凸起，定位凹槽开设于耳机插头、耳机座中的一者，定位凸起设于耳机插头、耳机座中的另一者，且定位凸起呈可伸缩结构，所述定位凸起与所述定位凹槽可分离地卡合以对所述耳机插头进行定位或使所述耳机插头可相对于所述耳机座滑动，能够有效防止耳机意外脱落，并且不影响耳机的正常插拔，增强用户体验。