Built-in measurer for bottled liquid

The utility model relates to a built-in device for measuring bottled liquid, which comprises an upper cover, an outer cup and an inner cup, wherein, the inner cup is installed in the outer cup. Triangle holes are respectively arranged on the inner cup and the outer wall of the outer cup. One edge of the two triangle holes is respectively parallel to the upper edges and the bottom edges of the inner cup and the outer cup, and the other edge of the two triangle holes is respectively vertical to the upper edges and the bottom edges of the inner cup and the outer cup. The third edges of the two triangle holes are inclined edges, and the inclining directions of the two inclined edges of the two triangle holes are opposite. The utility model has the advantages of simple structure and convenient use. In addition, due to the fact that the utility model is built in the bottle, the situation that the utility model can not be found when using can be avoided, and the utility model has no problem of secondary pollution.