Anti-spill-over trapping floor drain

The invention discloses an anti-spill-over trapping floor drain, which comprises a cover face and a drum body perpendicularly fixed with the cover face. The cover face is provided with an anti-blocking sieve, and further provided with a trapping cover and a guide rod. The lower end of the drum body is provided with a buckling larger than 90 degrees, and a trapping water storage area is formed on the inner side of the bottom of the drum body. The trapping cover comprises a trapping drum and a cover cap arranged on the top end face of the trapping cover, the lower end of the trapping drum of the trapping cover falls into the trapping water storage area, a lower end face of the cover cap of the trapping cover is provided with a positioning rod, and the end portion of the positioning rod butts the end face of the lower end buckling of the drum body. The guide rod is fixed at the center of the upper end face of the cover cap of the trapping cover, a guide hole is arranged at the center of the anti-blocking sieve,