Breathing apparatus mask with detachable left sub mask body and detachable right sub mask body

The invention provides a breathing apparatus mask with a detachable left sub mask body and a detachable right sub mask body. The breathing apparatus mask comprises a mask body and a silica gel soft pad for being in contact with skin, wherein a breathing tube inserting and connecting opening and a nasogastric tube inserting and connecting opening are formed in the mask body; the mask body is formedby detachable connection of two sub mask bodies which are arranged from left to right; a sealing structure is arranged at a joint of the two sub mask bodies; two semi-circular notches which are formed in front and rear are formed in the two sub mask bodies; when the two sub mask bodies are connected, the two semi-circular notches which are arranged in front and rear are pieced to form the nasogastric tube inserting and connecting opening and the breathing tube inserting and connecting opening; and an overturning cover for covering the nasogastric tube inserting and connecting opening is rotatably connected to any sub