Litter device

A litter device comprising:

• a base having a concave groove;
• at least one support arm arranged on the base;
• a shell having a chamber and partially accommodated in the concave groove, the shell is rotatably connected to the support arm and rotated around an axis relatively to the support arm, the chamber having an opening to allow pets to enter into;
• and
• a container arranged under the chamber, and having a collection cavity configured for collecting waste;
• wherein in the direction perpendicular to the opening of the shell, the ration between the area defined by the outline of the inner edge of the opening of the shell and the maximum area defined by the outer contour line of the shell 30 is greater than 0.9.

A litter device comprising:

• a base having a concave groove;
• at least one support arm arranged on the base;
• a shell having a chamber and partially accommodated in the concave groove, the shell is rotatably connected to the support arm and rotated around an axis relatively to the support arm, the chamber having an opening to allow pets to enter into;
• a container arranged under the chamber, and having a collection cavity configured for collecting waste;
• and
• the litter device further comprises a baffle and a filter element, one end of the baffle is mounted on the shell, the filter element is connected to another end of the baffle, the chamber is divided into storage space and separation space by the baffle and the filter element;
• the end of the baffle connected to the filter element is extended from the end of baffle mounted on the shell in a direction away from inner wall of the shell;
• wherein an angle between the connection line of the lower end and center and horizontal line when the shell is in an initial state is between 20-40 degrees.