Media 3D deconstruction of Hubei elevator accidents need to press the emergency button

Elevator internal structure

The elevator is equipped with a trigger device, the pedal will automatically stop when it is accidentally opened

Expert analysis said that Jingzhou "cannibalism" elevator trigger device may fail or be slow to receive

The escalator is fierce than the tiger 3D deconstruction where is the danger

At 10 o'clock on the morning of July 26, an "elevator eating man" accident occurred in Anliang Department Store, Beijing Road, Shacheng District, Jingzhou City, Hubei Province. A 30-year-old woman was involved in the escalator and died.
In recent years, accidents related to escalators, such as sudden retrograde movement, pinching hands, rolling people's clothes, etc., have occurred frequently. What is the internal structure of the seemingly "gentle" escalator, and why does it hurt people so often?
Escalator structure
It is reported that the escalator is driven by the top motor through the chain, and there is a large gap between the motor and the drive gear. The woman in the Jingzhou elevator incident is likely to fall into this gap and be taken away by the downward pedal.
Accident analysis
According to experts, the lower part of the escalator is currently equipped with a trigger device. Once the pedal is opened or someone falls, the elevator will quickly stop running. However, in the above accident, the elevator has not stopped, the trigger device may fail or the reception may be slow.
Stunning escalator power
Although the speed of the escalator is slow but the "power" is amazing, the motor power is 100 horsepower, which is equivalent to the power of a 1.6T car at full speed.
Where is the elevator emergency button
In the event of an accident, the best way is to press the emergency button to stop the escalator. This button is generally installed in a location that is not easily triggered, but is relatively easy to find. It is usually set at the elevator entrance handrail and the bottom of the elevator inner cover , And the middle of a large elevator, but usually can not be pressed at will when there is no accident. Sudden shutdown can easily cause elevator passengers to fall and be injured.