Antique Ceiling Fans

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FAQ

What is the principle of an automatic fan head swing back and forth?
There is a round at the rear of the fan. At the outer edge of the wheel, the shaft is connected to the frame by means of a connecting piece. The eccentric force produced by the rotation of the wheel acts on the frame and causes the fan to swing the head
How do you use an electric fan to set up an air distribution system in an air tight room?
In the absence of outdoor airflow, the warm air is lighter than the cold air. From a hydrostatic point of view, the temperature difference brings air stratification in the vertical direction
How to do if the electric fan is noisy?
Add a bit of grease to the axle, sew on the oil, or order some cooking oil
What's the effect of the air circulation fan?
It's also the smallest wind. It's really smaller than the tower fan at the same price. The biggest sound is still big
What are the advantages and disadvantages of the vaneless fan?
The base of a fan without leaves determines that the diameter of the fan blades inside it is usually small, so that the same amount of air as the ordinary fan must be made to turn the blade faster, so the noise will be greater
Fans can shake their heads, but fan leaves do not turn, where is the reason?
The motor is short of oil, jammed or covered with hair
Where does the wind from the electric fan come from?
At the same time, the air velocity of the diagonal line must be faster than that of the straight line, causing the air pressure on both sides to vary. The air flowing along the straight line flows to the side of the air where the wind is formed
Why can an electric fan choose only 123 winds, and this discrete value instead of zero to three continuous type?
Because, for example, Class 1.5, the volume of air can be settled by the distance between the fan and the person.