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Elevator safety gear failure
25-05-2020
A. After the safety gear is installed or overhauled, no tests and adjustments have been made, resulting in failure to reach an effective operating position, or the safety gear on both sides cannot be synchronized....
Elevator speed limiter failure
18-05-2020
A. The electrical safety switch of the speed limiter fails. After the elevator overspeeds, the control circuit is not disconnected, and the brake is not held; B. The mechanical switch of the speed limiter fails; C...
What aspects must be paid special attention to in the process of villa elevator selection?
11-05-2020
Many people's lives are getting better and better now. The first thing to do when you are rich is to improve your living environment. Many cities are now getting villa fever for this reason. Many villas will choos...
Quality of the wire rope will affect the safety of the elevator operation
27-04-2020
The wire rope for the elevator mainly refers to the trawling wire rope, and the traction rope bears the entire weight of the elevator, and is unidirectional or alternating bending around the wheel, the guide wheel...
The elevator wire rope is mainly used in the indoor elevator shaft
20-04-2020
The structure of the steel wire rope has an important influence on the fatigue resistance of the steel wire rope. Generally, the surface contact wire rope is in contact with the steel wire rope, and the wire conta...
Adjustment methods of the elevator hall door
13-04-2020
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: t...