The invention belongs to the technical field of inspection and particularly relates to a socket protection door quality inspection device, which consists of a shell, a control box, a liquid crystal display, an analog plug, a power switch, a socket inspection port and a power line, wherein the socket inspection port is arranged at the bottom of the shell, the control box is fixedly arranged at the left lower corner at the front of the internal part of the shell, the liquid crystal display is embedded above the left of the front wall of the shell, the analog plug is arranged at the top of the shell, the power line is introduced from the bottom of the right side of the rear wall of the shell, and the power switch is embedded below the right of the front wall of the shell. The socket protection door quality inspection device has the advantages that the production cost is much lower than the cost of the traditional cylinder-type inspection equipment and enterprises can conveniently change products to be inspected; the noise is low, the problem of loud noise of the traditional equipment is solved and the severe production environment is improved; the complex structure of the traditional equipment is simplified, the size is small, the power consumption is small and the safety factor is increased; and the intelligent level of the equipment is improved.