Handheld direct digital development sensing device with protecting bush

The utility model relates to a handheld direct digital development sensing device with a protecting bush. The handheld direct digital development sensing device with the protecting bush comprises a connecting and bearing handle, wherein the connecting and bearing handle is provided with a holding part, an occlusion part and a bearing part, and at least one male connecting assembly is arranged on the surface of the bearing part. The protecting bush with a containing cavity is assembled and connected to the male connecting assembly, a direct digital development sensor is contained and arranged in the containing cavity, and a female connecting assembly corresponding to the male connecting assembly is arranged on the outer surface of the protecting bush. According to the handheld direct digital development sensing device with the protecting bush, the embedded type connecting assemblies are utilized, the protecting bush can be assembled and connected to the tail end of the connecting and bearing handle, then the d