Beverage cup being easy to open and close sound tool the device relates to. An arc a cylindrical-shaped beverage cup body (202), said beverage cup body (202) covered by the outer driving member and of the of the cover is for easy coupling (220) and said cover (220) a lid covered with the (204) includes; said cover (220) adjusting the flow of the beverage said installed area, and an inner of the along the outer driving member and of the truncated is formed from, said cover (220) 38a is formed upper surface of (210) and cover upper surface (222) to upwards pipe coupling (Lever) (208) a lever installation section and has a holding member composed (207) covering a side of two peripheral part (224) is connected to, the other side the cover (220) of a crust-less plane end surface (223) in addition, the; said lid (204) the, so that hanging protrusions (210), which fits into said sound tool a outlet of beverage (236) and said lever (208), which fits into a lever home (234) is formed said lever (208) said ground helix, so that hanging protrusions (210) and said sound tool (236) driving voltage pulse characterized by being easy to open and close beverage cup provides. A beverage cup beverages by of the device are less likely to be causing the fluid leakage which, taste of beverage, fragrance, .real estate can be conserved as the for a long time such as a temperature and the like.