Water-saving closestool accessory

The utility model discloses a water-saving closestool accessory, and relates to the technical field of closestools. Comprising a closestool, one end of the closestool is fixedly connected with a water tank, fixing mechanisms are installed in the side faces of the water tank respectively, clamping mechanisms are slidably connected into the side faces of the water tank respectively and intermittently clamped with the adjacent fixing mechanisms, and a filtering mechanism is fixedly connected between the clamping mechanisms on the two sides and arranged in the water tank; the water-saving closestool accessory has the advantages that the water-saving closestool accessory can play a certain filtering role when domestic sewage is added into the water tank in the living process of people through the filtering mechanism, water resources can be effectively saved by adding the domestic sewage, and the water-saving effect of the device is achieved; and the device can also conveniently realize mounting and dismounting of