Simple device for separating excrement and urine of mouse

The utility model discloses a simple device for separating excrement and urine of mice, which relates to the technical field of biochemical separation and comprises a cage body, a cross-shaped partition plate is arranged in the cage body, a cylinder and a ball platform which are stacked are arranged in an area defined by the cage body and the cross-shaped partition plate, a concave structure is arranged at the top of the cylinder, and the cross-shaped partition plate is arranged in the concave structure. The sunken structure is located at the side wall position of the spherical platform, and connecting assemblies are arranged at the top and the bottom of the cage body; according to the technical scheme provided by the utility model, the concave structure is arranged at the joint of the ball platform and the cylinder. When a mouse is placed on the ball platform, urine of the mouse flows to the concave structure along the ball platform, and excrement of the mouse falls to the bottom of the cage body along the b