Feeding device of sewage treatment equipment

The utility model discloses a feeding device of sewage treatment equipment, which comprises a filtering tank, a liquid inlet pipe, a water pump and a liquid discharge pipe, a water inlet of the water pump is connected with the bottom of the filtering tank through the liquid inlet pipe, and one end of the liquid discharge pipe is connected to a water outlet of the water pump; the top end of the filtering tank is connected with a sealing cover, the sealing cover is connected with a siphon, one end of the siphon is connected with a reservoir, and the liquid level of the reservoir is lower than the bottom of the filtering tank. Liquid in the filtering tank is pumped through the water pump, and negative pressure is formed in the filtering tank. Sewage in the reservoir is pumped through the siphon, the sewage enters the filtering tank, and liquid and solid are separated after filtering. According to the utility model, a power mechanism of filtering equipment is omitted, and only the water pump is used, so that soli