A kind of novel water glass

The invention discloses a kind of novel water glass, including cup and the engaging head to be connected with the cup, the engaging head is connected by circuit with cup, the cup left side is installed with handle right side and is provided with delivery port, the engaging head rear end face midpoint is provided with inserting column, the inserting column rear end face midpoint, which is provided with, draws electric pin, two lock chambers are correspondingly arranged on the face of the inserting column left and right ends respectively, the cup front end face midpoint is provided with the jack to be connected with the inserting column, two first cunning chambers of front and rear expansion are correspondingly arranged in the left and right ends wall of the jack respectively, overall structure of the present invention is simple, operating procedure is simple and convenient, it is safe and reliable, it is connected firm between engaging head and cup.