The utility model belongs to the technical field of the toilet bowl, relate to intelligent closestool's low pressure bath device, include from taking the closestool of water tank, install the drainageassembly of intaking the subassembly and washing by water to bottom in the closestool of intaking for water tank inner cavity is automatic in the water tank, the going up along being provided with the bath groove of closestool, the export in bath groove lies in on the closestool rear portion surface that internal surface, the water inlet on edge lies in water tank or closestool, the water inlet of solenoid valve be connected with can external water source the pipe, the bath shower nozzle is connected to the delivery port of solenoid valve, within the bath groove of spouting head position edgeon the closestool of washing by water exports, or the water inlet of solenoid valve be connected with can external water source the pipe, the water inlet in bath groove is connected to the delivery port of solenoid valve, is provided with in the export in bath groove to wash by water mouthful, the advantage is: directly carrying out the high pressure to the closestool inner wall with the runningwater and washing, that washes is thorough, clean, is applicable to high, medium and low fender toilet bowl and makes low pressure bath device.