| 摘要 |
PROBLEM TO BE SOLVED: To provide an insect pest expelling device of an elevator, which can expel an insect pest entering a car to a hall.SOLUTION: An insect pest expelling device of an elevator comprises a car 1, a door 4 provided in a passage to the car 1, and a control unit 6 for controlling raising and lowering of the car 1 as well as opening and closing of the door 4, and expels an insect pest I entering the inside of the car 1 to the outside of the car 1. The device comprises an acoustic device 5 which is installed in an elevator hall 8 and generates a sound source having a specific frequency while being controlled by the control unit 6 in cooperation with the car 1 and the door 4. The control unit 6 executes control of stopping the car 1 at a floor where the acoustic device 5 is disposed, control of opening the door 4, and control of generating the sound source having the specific frequency from the acoustic device 5.SELECTED DRAWING: Figure 1 |
