Oil cylinder polishing waste gas purification treatment device

The utility model discloses an oil cylinder polishing waste gas purification treatment device which comprises a shell, one side of the top end of the shell is connected with an exhaust port in a penetrating mode, the other side of the top end of the shell is connected with an air inlet in a sleeved mode, the bottom end of the air inlet is connected with a filter pipe, and an isolation plate is fixedly installed at the position between the air inlet and the filter pipe. A guide plate is fixedly mounted at the bottom end of the filter pipe, and a drain outlet is connected to one side of the bottom of the shell in a sleeving manner. According to the utility model, the water source is filled in the shell, and the isolation plate is fixed between the air inlet and the filter pipe and is used for preventing oil dirt from floating upwards, so that waste gas enters from the air inlet and is discharged into the water source in the shell from the bottom of the filter pipe to begin to be purified, and the oil dirt and t