Reclaimed water secondary utilization centralized energy supply system of sewage source heat pump

The utility model relates to a sewage source heat pump reclaimed water secondary utilization centralized energy supply system, and belongs to the technical field of sewage waste heat recovery. According to the technical scheme, the sewage treatment device comprises a fixing part, an inner cavity is formed in the fixing part, a partition plate is arranged in the inner cavity of the fixing part, a sewage storage tank is arranged in the position, below the partition plate, of the inner cavity of the fixing part, a heat exchange chamber is arranged above the sewage storage tank, and a filtering mechanism used for pretreating sewage is arranged at the left end of the sewage storage tank; the filtering mechanism is provided with a fixing piece, a rotating disc and a cleaning assembly used for scraping impurities. Through cooperation of the I-shaped frame, the gear, the bevel gear, the reciprocating lead screw, the guide rod, the moving block, the rotating disc, the sector plate, the gear ring and the filtering piec