High-pressure tail gas recycling device and method for acetic acid synthesis process

The invention relates to the technical field of acetic acid synthesis production, and discloses a high-pressure tail gas reutilization device for an acetic acid synthesis process, the high-pressure tail gas reutilization device for the acetic acid synthesis process comprises a reaction kettle and a box body, a module track is mounted in a waste heat chamber, a movable seat is slidably mounted on the module track, and the movable seat is movably mounted on the reaction kettle. A movable seat is arranged on the box body, an air distribution pipe is arranged on the movable seat, an air suction pump is arranged on the box body, the air suction pump is connected with the reaction kettle through an air suction pipe, the air suction pump is connected with the air distribution pipe through an ingress pipe, and the movable seat can drive the air distribution pipe to transversely reciprocate through the running module track. According to the technical scheme, hot air sprayed by the air distribution pipe can be uniforml