Domestic sewage treatment device

A domestic sewage treatment device relates to the technical field of sewage treatment and comprises a supporting outer cylinder, a bottom plate is fixedly connected to the lower end of the supporting outer cylinder, a supporting inner cylinder is coaxially and fixedly arranged on the supporting outer cylinder, a feeding area is formed through an area between the supporting inner cylinder and the supporting outer cylinder, and a conical filter screen is rotatably arranged below a lower port of the supporting inner cylinder. An inlet channel communicated with the feeding area is arranged between the upper surface of the conical filter screen and the lower end opening of the supporting inner cylinder, a spiral conveying blade is rotationally arranged in the feeding area, and the lower end of the spiral conveying blade is fixedly connected with the lower edge of the conical filter screen. The utility model solves the problem that in the using process of the device in the prior art, after solid garbage in domestic