Easily liquid additive dashes portable water -jug of drink

The utility model provides an easily liquid additive dashes portable water -jug of drink, including the water -jug body, still including inner bottle body, piston piece and press the depression bar, inner bottle body locates in the bottle, and close with the bottle spiral shell and be connected, the piston piece is in order to follow the upper and lower gliding mode tight fit suit of inner bottle body in above -mentioned inner bottle body, the setting is erect according to the depression bar to the aforesaid, above -mentioned lower extreme according to the depression bar passes above -mentioned piston piece to the above -mentioned inner bottle body in, the aforesaid is stretched out outside the above -mentioned inner bottle body according to the upper end of depression bar, above -mentioned piston piece is pressed the rod cover with the aforesaid and is cooperated admittedly, offer on above -mentioned inner bottle body's the bottom surface and counterpoint mutually with the lower extreme tip according to the