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自动扶梯的非操纵防逆转保护,是自动扶梯中的重要安全装置,GB16899-1997《自动扶梯和和倾斜式自动人行道的制造与安装安全规范》第12.5.2条、《自动扶梯和自动人行道监督检验规程》(以下简称《检规》)均要求“自动扶梯或倾斜式自动人行道应设置一个装置,使其在梯级、踏板或胶带改变规定运行方向时,自动停止运行”。《检规》中也将此项确定为重要项目,即如果该项检验不合格,该台自动扶梯或倾斜式自动人行道检验判定为不合格。足以说明该项目在自动扶梯或倾斜式自动人行道检验工作的重要程度。1非操纵逆转保护装置的概念及常见的两种形式
Escalator non-reversing anti-reversal protection is an important safety device in escalators, GB16899-1997 “Escalators and and inclined inclined strip sidewalk manufacturing and installation safety specifications” Article 12.5.2, “Escalators and Moving Walkways Supervision Inspection Regulations ”(hereinafter referred to as“ Inspection Regulations ”) require that“ an escalator or a moving walkway should be provided with a device that will automatically stop running when steps, pedals or tape change the specified travel direction. ” This item is also identified as an important item in the “Regulations”. If the inspection fails, the escalator or inclined moving walkway test is judged as unqualified. It is enough to show the importance of the project in escalator or inclined walkway inspection. 1 Non-manipulation reversal protection device concept and the common two forms