Waste liquid storage body

The utility model discloses a waste liquid storage body which is detachably installed in an installation part of printing equipment along the insertion direction, the direction opposite to the insertion direction is the separation direction of the waste liquid storage body, the inner surface of the installation part is provided with a positioning groove, the waste liquid storage body comprises a box body, a waste liquid storage chamber used for collecting waste liquid is arranged in the box body, and the box body is provided with a positioning groove. The box body is provided with a top surface and a bottom surface in the plumb direction, and the box body is provided with a first side surface and a second side surface in the width direction crossed with the plumb direction and the insertion direction; a waste liquid container-side terminal provided on the first side surface; and the elastic clamping piece is arranged on the outer surface of the box body and used for being clamped with the positioning groove,