Protective hood convenient to disassemble

The utility model relates to the technical field of protective appliances, and discloses a protective hood convenient to disassemble, which comprises a protective shell, a rear turning plate, a hinge, a mounting box and a loading and unloading mechanism, the outer side of the protective shell is hinged with the rear turning plate through the hinge, one side of the protective shell close to the rear turning plate is fixedly connected with the mounting box, and the loading and unloading mechanism is fixedly connected with the mounting box. And a loading and unloading mechanism is arranged in the mounting box. According to the protective hood convenient to disassemble, a limiting ring can be driven to move by downwards extruding a pressing rod, so that a reset spring can be compressed through stress of a mounting plate, the pressing rod can be separated from one side of a clamping plate, and a rear turning plate can rotate through a hinge; and therefore, the protective head cover can be conveniently taken down w