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In the design of the elevator, the elevator car and the counterweight are respectively suspended at both ends of the slewing wheel, and the elevator car is importantly lighter. When the elevator is idling, the lighter el...

1. Mechanical safety device A.Safety rails with straight rail and overspeed brake can not only ensure that the elevator runs on the same vertical line, but also prevent the car from falling at high speed; B.Configuring a...

In the elevator maintenance process, in addition to the maintenance guardrail at the base station of the elevator, if the floor door is required to be opened on other floors and the car is not on the floor of the opening...

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...