The invention discloses a child-mother type household intelligent cleaning robot. The child-mother type household intelligent cleaning robot comprises an intelligent garbage can and a sweeping robot,the intelligent garbage can sequentially comprises a can cover and a can body movably connected with the can cover from top to bottom, four corners of the bottom of the can body are provided with movable balls, the bottom of the can body is further provided with a rectangular groove and a semicircle groove, and the rectangular groove and the semicircle groove are fixedly connected to form a rectangular plus semicircle groove; the groove bottom of the rectangular plus semicircle groove is provided with through holes and bumps; the side wall of the can body is provided with square holes, the square holes are in communication with the through holes arranged at the groove bottom of the rectangular plus semicircle groove through channels arranged inside the can wall; and the sweeping robot includes a host machine, a dust box cover plate, a guide rail and a dust box. According to the child-mother type household intelligent cleaning robot, the sweeping robot and the intelligent garbage can are connected through electromagnetic pins, and the cooperation between the sweeping robot and the intelligent garbage can is realized.