Fuente: WIPO "essential oil or extracts" Disclosed are a household plant essential oil extractor and an operation method therefor. The household plant essential oil extractor comprises a plant essential oil separation device, a plant essential oil collection device and a heated cup body, wherein the plant essential oil separation device is detachably arranged inside the heated cup body and used for filtering plant essential oil inside the heated cup body; and the plant essential oil collection device is detachably arranged on the plant essential oil separation device and used for collecting the filtered plant essential oil.