Rapid detection device for air tightness of reaction kettle

The utility model discloses a reaction kettle air tightness rapid detection device, and relates to the pressure vessel air tightness detection technology field, the device comprises an air guide pipe and a measurement cabin, the two ends of the air guide pipe are communicated, the front end of the measurement cabin is communicated with the air guide pipe, the top or the rear side of the measurement cabin is provided with an exhaust port, and the exhaust port is communicated with the air guide pipe. A plurality of rotatable wind indicators are arranged in the measuring bin, rotating shafts of the wind indicators are perpendicular to the axis of the air guide pipe, at least one end of each rotating shaft is provided with an elastic assembly, and when the wind indicators are not subjected to external force, the elastic assemblies enable the windward sides of the wind indicators to be perpendicular to the axis of the air guide pipe. A transparent observation window is arranged on the side face of the measuring bi