Device for collecting aerosol pathogenic bacteria in livestock and poultry house

The utility model discloses a device for collecting aerosol pathogenic bacteria in a livestock and poultry house, and relates to the technical field of livestock and poultry pathogenic bacteria collection, the device comprises a main body cylinder, the left side and the right side of the main body cylinder are respectively in threaded connection with a side cover and a tail seat, and three groups of fixing rods in an annular array are fixedly arranged in the main body cylinder; and a placement frame is fixedly mounted between the inner ends of each group of fixing rods. According to the device for collecting aerosol pathogenic bacteria in the livestock and poultry house, fan blades are driven to rotate through the operation of a servo motor, so that air flow in a main body cylinder is quickly ventilated from left to right and is discharged through an air outlet, air in the livestock and poultry house quickly circulates in the main body cylinder, and the air in the house impacts a culture dish placed on a plac