The invention relates to an infant bearing device, which comprises a bottom support and a detachable seat, wherein the bottom support comprises a bottom pipe and a fixed base; the fixed base is fixedly connected to the bottom pipe; the detachable seat comprises a support pipe and a coupling piece arranged at two ends of the support pipe; and the angle of the support pipe can be adjusted relative to the coupling piece, and the coupling piece can be locked with the fixed base in a deviation mode by a clamping piece, so that the detachable seat can be arranged on the bottom support in a detachable mode.