| 摘要 |
PROBLEM TO BE SOLVED: To provide an elevator door diagnosis system which can properly diagnose an abnormal sound upon opening and closing operation of a car door in a car and a landing door which is engaged with and operates in conjunction with the same while eliminating mixture of noise as much as possible.SOLUTION: In a system, when an audio data comparing unit 10a of a door diagnosis device 10 determines that there is no abnormity upon opening and closing operation of a car door 2 as a diagnosis result which compares audio data collected by a microphone (diagram) of an intercom 3 within a car obtained upon opening and closing operation of the car door 2 in a door control device 6 in a state where a car 1 is made to run and stop at a position where the car door 2 is not engaged with a landing door by an elevator control circuit 9a (running control device) of a control board 9 with audio data recorded at an audio data recording unit 10b, the landing door is diagnosed based on a result of comparison obtained upon opening and closing operation of each door at the door control device 6 after the car 1 is made to run and stop at a position where the doors are engaged with each other by the control circuit 9a. |
