Protective antifouling bronchoscopy mask

The invention discloses a protective and antifouling mask for bronchoscopy. The protective and antifouling mask comprises a mouth mask body and a nose mask body. According to the protective and antifouling mask for bronchoscopy, the inserting sleeve used for being inserted into a bronchoscope is embedded in the middle of the mouth mask body, the inner end of the inserting sleeve extends to the inner side of the mouth mask body, and the length of the portion, extending to the inner side of the mouth mask body, of the inner end of the inserting sleeve is 2-3 cm; the plug bush part extending to the inner side of the mouth mask body has the function of a mouth gag, so that the bronchoscope can be prevented from being bitten and damaged when the patient closes the oral cavity under the uncomfortable condition; a collecting mouth is integrally arranged on at least one side edge of the mouth mask body, a collecting bag is inserted into the end, away from the mouth mask body, of the collecting mouth, and the collecti