Refining device for ethylene glycol

The utility model discloses a refining device for ethylene glycol. The utility model relates to the technical field of chemical product production. The device comprises a refining tank, a controller,a liquid inlet pipe, an electric control valve, a liquid level monitor, a first water outlet pipe, a condensate circulating pipe, a drain pipe, a condenser, a second air outlet pipe, a circulating pump, a reboiling tower, a temperature sensor, a temperature controller, an ethylene glycol discharge pipe, a water accumulation tank, a condensation pipe, a condensation plate, a V-shaped tank, an air hole and an electric heating pipe, an ethylene glycol discharge pipe is arranged below the refining tank, an electric heating pipe is arranged at the lower end in the refining tank, a temperature controller is arranged at the end of the electric heating pipe, a temperature sensor is arranged above the electric heating pipe, a liquid level monitor is arranged on the side wall of the refining tank, acontroller is arranged on