The invention discloses a human-body model support structure, including a grip, a protective housing, a pipe body, a mounting buckle, a stabilizing mechanism, and a fixed base, wherein the stabilizingmechanism is arranged on the right side of the middle part of the pipe body; the pipe body and the stabilizing mechanism are in clearance fitting; the stabilizing mechanism is composed of a pressingdevice, a power plant, a drive unit, a pushing device, a ball pusher, a pull back device, a steering gear, a press down device, a support bar, and a stabilizing shaft; the power plant is arranged at the bottom of the pressing device; the power plant and the pressing device adopt clearance fit; the drive unit is arranged at the bottom of the power plant, and the transmission device and the power plant are intermeshed; and the pushing device is arranged at the bottom of the transmission device, and the pushing device and the transmission device adopt a clearance fit, so that the device increasesthe stability of the device, effectively protects the model from falling, and saves the resources and materials spent by the user for maintenance at the same time.