Title:
ABNORMALITY DETECTION DEVICE AND ELEVATOR APPARATUS
Document Type and Number:
Japanese Patent JP2019085237
Kind Code:
A
Abstract:
To provide a technology that ensures safety for an elevator user by detecting occurrence of an abnormal situation in a car.SOLUTION: An abnormality detection device that detects an abnormal operation in a car of an elevator comprises: a voice determination unit that determines whether a sound collector for collecting voice in the car of the elevator has collected voice in the range of a preset frequency; a carrying capacity determination unit that determines whether a carrying capacity meter that detects a carrying capacity in the car has detected a stability degree exceeding a threshold value; an operation control unit that exerts control such that, in a case where the voice determination unit determines that voice in the range of the frequency has been collected and the carrying capacity determination unit determines that the stability degree exceeding the threshold value has been detected, these determination results are accepted, the car is run to a specific floor, and a door is opened; and a communication unit that accepts the determination result and outputs an alert outside the car.SELECTED DRAWING: Figure 3
Inventors:
ASAKURA YASUHIKO
Application Number:
JP2017215055A
Publication Date:
June 06, 2019
Filing Date:
November 07, 2017
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B66B3/00; B66B5/00
Attorney, Agent or Firm:
Patent Business Corporation Takewa International Patent Office