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The hall door self-closing device should be effective: each floor door is provided with a layer door self-closing device, that is to say: if the floor door is in the open state of the external force, if the car is not in...

The landing door of the elevator is suspended on the sill rail of the elevator landing door by a hanging wheel on the suspension plate, and one side of the suspension plate is provided with a suspension wheel and a restr...

In recent years, with the rapid development of elevators, elevator accidents have occurred more and more. Among them, accidents such as falling from the door of the door to the elevator shaft have occurred. This paper pr...

Regardless of the cable and its installation method, it is difficult to avoid short circuit between the wire and the wire due to the falling object, metal corrosion, aging of the wire insulation, etc. during the use of t...

1. Use dust removal equipment to remove dust and debris from the elevator hall door, and use a 300-400 mesh sandpaper to grind the slide rail to reduce friction. 2. Correct the gaps according to the regulations: the gap ...

The use and maintenance of the elevator wire rope is effective maintenance of the wire rope after the installation of the elevator. The maintenance and replacement are mainly carried out from the following four aspects t...