Porcelain insulator convenient to mount and dismount

The utility model discloses a porcelain insulator convenient to assemble and disassemble, which relates to the technical field of insulators, and comprises an insulator main body, the outer end of the insulator main body is simultaneously connected with a first umbrella skirt and a second umbrella skirt in a penetrating manner, and one side of the insulator main body is connected with a connecting column. One side of the insulator main body is provided with an external connection mechanism, the external connection mechanism connects a cable with the insulator main body so as to facilitate connection of one side of the cable and the insulator main body, one side of the external connection mechanism is connected with a limiting mechanism, and the limiting mechanism clamps the cables with different diameters so as to facilitate quick disassembly and replacement of the cables. In the mounting and debugging process of the auxiliary wire holder, the angle of the auxiliary wire holder is adjusted through the two con