Liquid spraying device for magnetic powder detection

The utility model discloses a liquid spraying device for magnetic powder detection, which belongs to the technical field of magnetic powder detection and comprises a bottom plate, wheels are arranged on two sides of the lower end of the bottom plate, a push rod is arranged on one side of the upper end of the bottom plate, a pipe winding column is arranged on the other side of the upper end of the bottom plate, and a limiting disc is arranged at the upper end of the pipe winding column. When the magnetic suspension in the liquid box needs to be used, the motor is started, the motor drives the rotating shaft to rotate, the rotating shaft can drive the stirring rods to stir the magnetic suspension in the liquid box, meanwhile, the scraping plates at the other ends of the stirring rods can scrape off magnetic suspension raw materials attached to the inner wall of the liquid box, and the stirring effect is improved; by arranging the stirring assembly, the magnetic suspension can be stirred and then sprayed, the us