Oil gas recovery device for tank cleaning operation of storage tank

The utility model discloses an oil gas recovery device for tank cleaning operation of a storage tank. The oil gas recovery device comprises an oil gas pretreatment module, a three-stage condensation module, an adsorption and desorption module, a liquid collection tank, an oil delivery pump, a skid-mounted frame module, an anti-explosion frequency conversion fan, a circulating switching valve, an adsorption switching valve and a sampling analysis port. The technology of pretreatment, three-stage circulation condensation and adsorption is adopted for recycling oil gas generated in the shutdown tank cleaning operation of the storage tank, the recycling efficiency is high, the safety problem of VOCs treatment equipment adopting RTO, RCO and other destruction methods is solved, the oil gas recycling equipment is skid-mounted and movable, and oil gas recycling treatment during intermittent tank cleaning operation is met. 本实用新型公开了一种所述储罐清罐作业油气回收装置包括油气预处理模块、三级冷凝模块、吸附脱附模块、集液罐、输油泵、撬装架模块和防爆变频风机、循环切换阀、吸附切换阀及取样分析口。采用"预处理+三