X-ray inspection apparatus

An X-ray inspection apparatus comprising:

• a conveyance unit configured to convey an article;
• an X-ray irradiation unit configured to irradiate the article conveyed by the conveyance unit with an X-ray;
• an X-ray detection unit configured to detect the X-ray having transmitted through the article;
• an inspection unit configured to generate an X-ray transmission image from the X-ray detected by the X-ray detection unit, the inspection unit being configured to inspect the article on the basis of the X-ray transmission image;
• a housing configured to house the X-ray irradiation unit and the X-ray detection unit;
• a cold air blower configured to cool air in the housing, the cold air blower being configured to guide cold air to the X-ray detection unit via a duct;
• a monitoring unit configured to monitor a state of the cold air blower;
• and
• a control unit configured to stop supply of electric power to the X-ray detection unit and to stop irradiation of the X-ray by the X-ray irradiation unit in a case where an abnormality in the cold air blower is detected in the monitoring unit.