USB plug with fixing structure for convenient installation

A USB plug with fixing structure for convenient installation, comprising a USB plug body comprising an upper housing (1), a lower housing (2) and circuit boards (3) disposed in the upper housing (1) and the lower housing (2), wherein the USB plug further comprises a plug portion comprising an extending plate (40) integrally connected with the lower housing (2), a contact pad structure (41) integrally connected with the circuit board (3) and abutting the extending plate (40), and a metal housing (42) sleeved outside the extending plate (40) and the contact pad structure (41);

• a fixing structure is disposed between the metal housing (42) and the upper housing and the lower housing (2), the fixing structure comprises an abutting structure (10) disposed on the upper housing (1), and a spacing between the abutting structure (10) and the extending plate (40) is larger than a spacing between inner walls in a width direction of the metal housing (42);
• wherein the abutting structure (10) comprises a main structure (101) and side structures (102) respectively disposed on both sides of the main structure (101), and a gap is disposed between the two side structures (102) and the main structure (101).