Tornado type intake and blowing device

A tornado type air intake and blowing device, comprising:

• an exhaust port for taking indoor air;
• and
• air blowing ports for blowing the air from an outer periphery of the exhaust port diagonally downward,
• wherein the air blowing ports are formed slantwise at a specific inclination angle from an upper position on the inside wall of the air intake and blowing device to a lower position on the outside wall thereof.

A tornado type air intake and blowing device, comprising:

• an exhaust port communicating with an exhaust duct;
• a circular air supply chamber disposed to enclose the exhaust port and to which air is supplied through an air supply inlet;
• and
• an air blowing port provided on a side wall of the air supply chamber, the air port being formed at an oblique angle to a tangent of a circumference of the air supply chamber and slanting downward from an upper position on an inside of the side wall to a lower position on an outside of the side wall.