How does an escalator work?
In the beginning Escalator It was popularly known by various names, including: travel stairs, elevator Magical ramp and staircase. Around 1900, Charles Seeberger, one of the pioneers of the invention Escalator The name was modern “Escalator” brought up. This name is a combination of two words “elevator” means elevator And”scale” In Latin it means stairs.
A pair of chains wound around the gear, the important parts of one Escalator are considered. The electric motor causes the gear to move, and the chain rings move with the movement of the gear.. engine Escalator A normal one drives the gears with 100 horsepower. The engine and chain system are located inside the truss, a metal structure between two floors.
Instead of moving a flat surface on a conveyor belt, chain rings drive a series of steps.. The most interesting thing about an escalator is the way it moves the steps. At the same time as the chains move, the stairs always remain fixed. The steps at the top and bottom of the escalator are stacked and flattened to make it easier to get on and off..
Fahameh, authorized approval by Iran's National Qualification Verification Center(NACI) In the field #Inspection_flower، Escalators،Moving sidewalks And elevator In Iran.