Wearable device capable of detecting wearing state

A wearable device capable of detecting a wearing state disclosed by the present invention comprises a wearing disc, the two sides of the wearing disc are connected with mounting belts, the top of the wearing disc is fixedly provided with a display screen, a screw rod is vertically and rotatably mounted at the center of the top wall of a bottom cavity of the wearing disc, the screw rod is connected with a first tooth roller through a belt, and the first tooth roller is connected with a second tooth roller through a belt. A limiting telescopic column is connected between the top edge of the detection disc and the top of a cavity in the bottom of the wearing disc, a retracting and releasing groove is formed in the inner wall of the cavity in the bottom of the wearing disc, a sensing assembly is installed at the bottom edge of the wearing disc, and the retracting and releasing assembly is installed in the wearing disc in an embedded mode; the cleaning plate is embedded in a cavity in the middle of the protection