Household sewer cleaner

The utility model provides a household sewer cleaner. The household sewer cleaner comprises a connecting rod, a connecting block, a spring, an air bag, a connecting water pipe and a spray head, the lower end of the connecting rod is fixedly connected with a spring; the lower end of the air bag is fixedly connected with a connecting water pipe, the connecting water pipe is attached to the side face of the connecting rod, the lower end of the connecting water pipe is connected with a spray head, the surface of the spray head is provided with a round hole, and when the air bag is extruded and controlled, the round hole is opened, and the cleaning agent is sprayed out; and a plurality of bristles are fixedly connected to the peripheral side of the connecting block. A cleaning agent is added into the connecting water pipe through the water inlet pipe, the spring is bent, the bristles move to the bent part, the air bag is extruded, and the round hole is opened, so that the cleaning agent in the connecting water pip