NON-RETURN DRINKING STRAW

The utility model relates to a non-return drinking straw which is convenient for the people to drink the liquid foods and beverages, mainly comprising a drinking flexible straw, a drinking nozzle, a drinking straw inlet, etc. The utility model is characterized in that the drinking straw is additionally provided with a non-return device; the liquid in the drinking straw only unidirectionally flows under the drinking dynamic action. When the drinking is stopped, the utility model avoids the residual liquid in the mouth and the drinking straw returning and flowing into the container, and has the beneficial effect on reducing the spreading of the disease.