Sewage treatment device convenient for purifying domestic wastewater

Abstract

The invention discloses a sewage treatment device convenient for purifying domestic wastewater, which comprises a treatment box, a connecting cylinder is arranged on the top surface of the treatment box in a penetrating manner, the connecting cylinder is fixedly connected and communicated with the treatment box, a rotating cylinder is arranged in the treatment box, a fixing ring is fixedly arranged at the top end of the rotating cylinder, and the fixing ring is rotatably connected with the connecting cylinder through a bearing; the bottom end of the rotating cylinder is fixedly provided with a conical cylinder in a communicating mode, the bottom end of the conical cylinder is fixedly provided with a fixed cylinder in a communicating mode, the bottom end of the fixed cylinder penetrates through the bottom face of the treatment box and is fixedly connected with the treatment box, the bottom face of the fixed cylinder is sealed, and a spiral shaft penetrates through the bottom face of the fixed cylinder and is rotationally connected with the fixed cylinder. The top end of the spiral shaft extends into the conical barrel, a plurality of spiral blades are evenly and fixedly arranged on the spiral shaft, and a linkage assembly is arranged between the spiral shaft and the treatment box. The sewage treatment device is simple to operate, convenient for uniform stirring operation and high in sewage separation efficiency.

Description

technical field

[0001] The invention relates to the technical field of sewage treatment, in particular to a sewage treatment device which is convenient for purifying domestic waste water. Background technique

[0002] Sewage treatment is a process of purifying sewage to meet a certain qualified water body or re-use water quality requirements. Sewage treatment is widely used in construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical, Catering and other fields are also increasingly entering the daily life of ordinary people.

[0003] At present, the sewage treatment equipment on the market has the following problems:

[0004] 1. It is inconvenient to separate the water and mud in the sewage, thereby reducing the recycling rate of the sewage in the later stage;

[0005] 2. It is inconvenient to fully mix the sewage and the precipitation flocculant, and the mixing efficiency is low, thereby affecting the efficiency o...

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