The utility model discloses an escape canal device of cutting earth, including the scraper bowl, fix the shovel rod on the scraper bowl, and fix the handle of shovel rod afterbody, the scraper bowl includes the scraper bowl basal portion, fixes the first shovel body at the scraper bowl basal portion to and set up respectively first shovel body both sides and with scraper bowl basal portion swing joint's the second shovel body, the second shovel body can be followed the scraper bowl basal portion and turned over the book. Scraper bowl in this application includes scraper bowl basal portion, the first shovel body and the second shovel body, and the second shovel body can follow the scraper bowl basal portion and turn over the book, can select put down the second shovel body or turn over and turn up according to drainage furrow width degree in the use, has increased its application range.