Urination and defecation chair

The utility model relates to a urination and defecation chair, which comprises a chair seat and a backrest arranged on one side of the chair seat, the top of the chair seat is provided with a slot, the bottom of the slot is provided with an excrement weighing cavity and a urine collecting cavity which are separated by a partition plate, the partition plate is arranged along the length direction of the backrest, the bottom of the excrement weighing cavity is provided with a weighing device, and the bottom of the urine collecting cavity is provided with a urine collecting cavity. And a collecting basin matched with the excrement weighing cavity is arranged above the weighing device. The stool storage device has the advantages that stool samples and urine can be separately placed and are prevented from being mixed with each other to affect stool sample collection, and stool is independently stored and is not mixed with liquid in the sitting type closestool and the like. 本实用新型涉及一种便溺椅，包括椅座和设于椅座一侧的靠背，所述椅座的顶部设有开槽，所述