Sewage treatment device for urban pollution discharge

The utility model discloses a sewage treatment device for urban sewage discharge, and particularly relates to the field of sewage treatment devices, the sewage treatment device comprises an urban sewage discharge treatment box body, a mounting seat is fixed at the bottom of the urban sewage discharge treatment box body, and a sewage treatment pumping box body is arranged at the top of the urban sewage discharge treatment box body; the device is provided with an urban sewage treatment pumping device, after treated sewage enters a sewage treatment pumping box body, it is ensured that a movable pad and a floating block float on the sewage, the structure is stable, the problems that a pipeline is prone to being blocked and the maintenance cost is increased can be avoided, and sewage treatment and pumping of urban sewage are facilitated; the maintenance cost of the equipment is reduced; the device is provided with the dosing pipe stabilizing device, the dosing box body is communicated with the urban sewage treatme