Elevator accident analysis

Elevator accident analysis
Characteristics of the accident. Accidents usually occur in the use of elevators in residential areas, resulting in injuries to passengers.
Cause of the accident. Direct cause: the electrical safety device of the elevator safety clamp fails, and the counterweight falls after being lifted by over-traction. Indirect reasons: the elevator user does not implement the main responsibility of elevator safety management in place; The elevator maintenance unit did not eliminate the safety hazards existing in the use of the elevator in time, and the elevator ran “with disease”.
Major risks and hidden dangers. The new equipment has the characteristics of large-scale, high parameter and high risk, and the old and old equipment is increasing, and the inherent risks are accumulating. The main responsibility of enterprises has not been fully implemented, and the punishment is difficult to force enterprises to take the initiative to fulfill their responsibilities. The old elevator overhaul and replacement process is not smooth, causing inconvenience for the masses to take the ladder, causing more complaints and public opinion concerns.