Concrete pouring partition air bag device

The utility model discloses a concrete pouring partition air bag device which comprises an air bag, an upper thickening component is arranged at the top of the air bag, a lower thickening component symmetrical to the upper thickening component is arranged at the bottom of the air bag, and folding parts capable of expanding towards two wings are arranged on the two sides of the air bag. An electromagnet and an oil pipe which extend to the bottom end of the air bag are detachably installed on the bag cover, the electromagnet is connected with a power interface in the power supply box through a power line, and the oil inlet end of the oil pipe is connected with the output end of an oil pump in the oil supply box through an oil pipe interface. Under the action of the magnetorheological fluid, the air bag can drive the folding part to expand towards the two wings to form a cuboid shape to fill the gap of the stirrup. The device has the beneficial effects that the electromagnet and the magnetorheological fluid are