Integrated internal waterproof switch

The utility model relates to the technical field of switch components, in particular to an integrated internal waterproof switch, which comprises a fixed sleeve, a sealing element, a fixed seat, a pressing keycap, a conductive element and a gear assembly, and is characterized in that the fixed sleeve is internally provided with a placement cavity, and the placement cavity comprises a pressing movable part, a sealing fixed part and a connecting fixed part which are sequentially arranged from top to bottom; the sealing element comprises a sealing outer edge and a sealing sleeve, and the sealing outer edge abuts against the sealing fixing part in a sealed mode. The fixing seat is arranged in the connecting and fixing part and abuts against the sealing outer edge; the pressing key cap is provided with a pressing column, a contact element is arranged in the pressing column, the contact element is provided with a pressing element, and the pressing element presses the contact element and then presses the pressing co