Negative pressure water diversion vacuum pump station with water hanging device

The invention provides a negative pressure water diversion vacuum pump station with an infusion device, which comprises a base, water diversion pumps are fixed on the base at intervals, air inlets of the water diversion pumps are communicated with air guide pipes, a vacuum water diversion tank is fixed on the base through a plurality of supporting legs, and a supporting pipe is communicated between the air guide pipes and an exhaust pipe. A hanging water tank is fixed to one side of the supporting pipe, a sewer pipe is arranged at the bottom of the hanging water tank in a communicating mode, the sewer pipe is communicated with the water adding opening through a pipeline, an adjusting pipe is arranged on the sewer pipe in a communicating mode, a piston is arranged in the adjusting pipe in a sliding mode, and a connecting rod is fixed to one side of the piston; by means of the water ring vacuum pump, the problem that in the prior art, when a water ring vacuum pump operates, manual water supplementing of workers