What is the difference between a cooling fan and a general electric fan?

One, the principle is different

Cooling fan: outdoor air is filtered and cooled by a cooling fan and sent indoors, and will be indoors with odor, dust, high temperature turbid air out of the outdoors, so that the indoor temperature is reduced.

Electric fan: energized coil in the magnetic field force and rotation, so that the indoor air will flow up, the human body's body surface sweat evaporation, take away the body heat.

Second, the structure is different

Cool fan: cold fan by the circulating water pump, evaporation filter layer and low noise fan and other components.

Electric fan: electric fan by the fan head, blades, mesh and control devices.

Three, the application of different occasions

Cooling fan: cooling fan is mainly used for crowded or use a short period of time and the need for rapid cooling of the place.

Electric fans: electric fans are widely used, mainly for families, classrooms, offices, stores, hospitals and hotels and other smaller places.

Baidu Encyclopedia - Electric Fan

Baidu Encyclopedia - Cooling Fan