Hair dryer

The utility model discloses a hair dryer which comprises a hair dryer body used for drying hair, a winding assembly used for winding a power line is arranged at the bottom of the hair dryer body, and a line loosening preventing assembly used for locking the free end of the power line is arranged on the winding assembly. The thread loosening prevention assembly comprises a thread ring arranged on the upper portion of the surface of the connecting sleeve, an opening is formed in the thread ring, and a check block capable of shielding the opening is movably connected to the thread ring; a winding assembly is installed on a connecting column, a power line is led out from the bottom of a baffle through a through hole, then the power line is clamped into an inner cavity of a clamping groove and wound on a take-up column, finally, the free end of the power line is aligned with a check block and pushed into an annular containing cavity, and a power line plug is arranged at the top of a line loosening preventing assem