Multi-level purification contaminated water source treatment equipment

The invention discloses multi-level purification contaminated water source treatment equipment. The equipment comprises a flow speed detection device, a stirring device, a drug stirring device, a drugstoring device, a primary filter cotton vibrating device, a control box, an ion exchange device, and a filter chamber, wherein a water inlet introduces sewage into the equipment; the flow speed detection device detects the volume of the flowing-in sewage and a gear chain device determines the volume of to-be-added flocculant; the stirring device stirs the sewage and the flocculant uniformly; thedrug stirring device granulates a drug into powder and puts the powder into the sewage; the drug storing device is used for storing resided flocculant and sends the drug into a drug tube through a telescopic rod; the primary filter cotton vibrating device vibrates primary filter cotton; the control box controls an electric valve, the telescopic rod and other devices in the equipment; the ion exchange device removes heavy m