Split anti-clogging drain device

A split anti-clogging drain device, comprising:

• a main body and a sealing assembly detachably connected to the main body;
• wherein the sealing assembly comprises a switch assembly arranged inside the main body and a sealing stopper arranged at an opening of the main body and located above the switch assembly;
• by pressing down the sealing stopper, the sealing stopper is repeatedly switchable between a sealed state and a drainage state under an action of the switch assembly;
• wherein the switch assembly comprises a switching seat, an outer sidewall of the switching seat is provided with a switching recess, the switching recess is internally provided with a switching step, a first switching channel and a second switching channel are respectively formed between the switching recess and the switching step on two sides of the switching step, the first switching channel comprises a first guide surface and a second guide surface, and the second switching channel comprises a third guide surface and a fourth guide surface, a joint between each pair of the guide surfaces that are adjacent to each other among the first guide surface, the second guide surface, the third guide surface and the fourth guide surface forms an inward drop.