Gas purification and recycling device in glyceryl triacetate production process

The utility model discloses a gas purification recycling device in the production process of glyceryl triacetate, which comprises a purification unit, an adsorption unit and a dehumidification unit, the purification unit comprises a No.1 purification tower and a No.2 purification tower, the adsorption unit comprises a magnetic impurity adsorption box and an activated carbon adsorption box, and the dehumidification unit comprises a dehumidification unit. The recycling unit comprises a collecting box and a discharging pipe. According to the utility model, through the arrangement of the purification unit, the adsorption unit and the dehumidification unit, ester-containing gas generated in the production process of glyceryl triacetate is subjected to primary purification, and ester substances in the gas react with an adsorbent in the batching box or are collected for secondary use after secondary purification, so that the production cost of an enterprise is reduced, and the production efficiency is improved. Afte