Detachable protection device for bridge bearing platform

The utility model belongs to the technical field of building construction safety, and particularly relates to a detachable protection device for a bridge bearing platform, which comprises a protection device, the protection device is of a composite structure, a vertical support is vertically bent to form a first bent part and a supporting part, and a longitudinal bottom support is vertically bent to form a third bent part and a splicing part. One end of the splicing part is arranged in the cavity and connected with the supporting part through a bolt, the inclined support is vertically bent to form a second bent part and a rib plate part, the two ends of the inclined support are each provided with an inclined angle, one end of the inclined support is detachably connected with the vertical support, and the other end of the inclined support is detachably connected with the splicing part; the transverse bottom support is transversely bent to form a fourth bent part and a bottom plate part, the fourth bent part is