Chapter 1 Introduction

1.1 General

An escalator is consisted of two belt conveyors and a chain conveyor. The belt conveyor is designed to drive the handrail system, at the same time the chain conveyors are designed to drive the steps. DIAO SME series of escalators are the newest products of our company, which comply with National Standard GB16899-1997 “Safety rules for the construction and installation of escalators and passenger conveyors”. Not only the escalators have compact structures and beautiful outlines, but also they run smoothly with low noise and can be maintained easily. They are widely used on a lot of locations such as department stores, hotels, office buildings and etc.

1.2 DIAO SME Main Parameters:

Model	SME
Nominal width of step (B)	1000mm	800mm	600mm
Capacity (Q)	9000persons/h	6750persons/h	4500persons/h
Rise of an escalator(H)	≤6m
Angle of inclination(α)	30° 35°
Nominal speed (V)	0.5m/s

1.3 DIAO SME Main parts:

Lower Structure of Escalator

Upper Structure of Escalator

1.Controller 2.Motor 3.Main shaft 4.Parts of holding belt

5.Friction wheel 6.Step 7.Step chain 8.Handrail

Date: 2015-01-11; view: 802

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Not to be confused with The Broads, Newfoundland and Labrador.	\|	Driving system

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