The invention discloses a domestic coffee
machine. The domestic coffee
machine includes a
machine body and a base, a water tank is arranged in the machine body, the lower end of the water tank is provided with a communication pipeline, a heat-insulation
storage tank is further arranged on the machine body, a heating device and a temperature sensor are arranged in the heat-insulation
storage tank, the upper end of the water tank is provided with a cover,
electric heating wires are arranged in the water tank, the bottom of the water tank is provided with a water inlet
pipe and a water outlet
pipe, the portion, close to the water inlet end of the water inlet
pipe, of the bottom of the water tank is provided with a water retaining hood, the side face of the water retaining hood is provided with a plurality of vertical diversion pipes, the upper ends of the diversion pipes are connected with spiral pipes, the outer ends of the spiral pipes are provided with vertical
reflux pipes, the lower ends of the
reflux pipes are provided with water distribution spray nozzles, the
electric heating wires are located over the water retaining hood, the outer side of the water tank is provided with
capacitor electrode probes, the upper ends of the
capacitor electrode probes are close to the opposite top locations of the water tank, and the lower ends of the
capacitor electrode probes are close to the opposite bottom locations of the water tank. The domestic coffee machine is simple in structure, convenient to use, good in
heating effect and
environmentally friendly, the energy is saved, and water-level monitoring is convenient.