1. Understand the operation status of the escalatorTechnical Regulations: ① Inquire from the supervisor of Party A, maintenance personnel and escalator drivers about the operation and fault conditions...

With high-rise buildings springing up one after another in cities, high-speed elevators are becoming increasingly popular. It is often heard that taking a high-speed elevator can cause dizziness and n...

At present, China's building materials industry is confronted with prominent contradictions such as high consumption of traditional building materials, large pollution emissions and serious overca...

Nowadays, most new buildings are equipped with elevators. The presence of elevators is no longer an advantage of a residential community. However, there are still many people who feel unfair about the...

In terms of mechanical structure① The gap at the main rail joint and the size of the steps exceed the tolerance. According to GB7588 and GB10060, the gap at the rail joint with safety clamps shall not...

The use and maintenance of elevator guide shoesAt present, how to reduce noise, enhance comfort and minimize floor leveling errors in domestically produced elevators is a problem worthy of study. Ther...