The invention discloses a
USB upper shell body with a longer service life, comprising an upper shell. The back of the upper shell is equipped with a positioning ring along the edge. First positioning bars are close to the head end of the upper shell. Two parallel fixing bars are fixed inside the positioning ring. The
USB upper shell body with a longer service life of the invention has the following advantages: the structure is reasonable; the stability of connection is improved; loosening due to long-time use is prevented; and the practicability is strong.