Ethylene oxide sterilization cabinet

The utility model provides an ethylene oxide sterilization cabinet which comprises a cabinet body, and an ethylene oxide gas station, an evaporation box, a steam generator and a water ring pump which are arranged outside the cabinet body, the ethylene oxide gas station is communicated with the evaporation box through a first pipeline, the evaporation box is communicated with the cabinet body through a second pipeline, and the steam generator is communicated with the cabinet body through a third pipeline; an exhaust pipe is arranged at an air inlet of the water ring pump, an air inlet of the exhaust pipe is communicated with the cabinet body, and an exhaust pipe is arranged at an air outlet of the water ring pump; wherein the second pipeline is provided with a conveying pipe section which is axially arranged above the cabinet body in the length direction of the cabinet body, at least two conveying branch pipes are arranged on the conveying pipe section at intervals, and air outlets of the conveying branch pipe