CONTROL DEVICE FOR ELEVATORS

摘要

A control device for elevators is provided for each of cages of a plurality of elevators, which are operated and controlled as one group, and is provided with a distributed group control function. The control device comprises cage control means for controlling operation of the respective elevator cages, cage information transmission means for transmitting information such as a cage position, cage direction, cage load and generation of cage calls between the present elevator and other elevators, platform information transmission means for performing transmission between the present elevator and platform equipment such as platform buttons installed on platforms, platform indicators and hall lanterns, and group control means for judging an allocation zone of the present elevator on the basis of cage positions and running directions of the present elevator and other elevators to decidedly allocate a platform call generated in the allocation zone of the present elevator to the present elevator on the basis of platform information from the platform information transmission means. Thus the control device for elevators dispenses with a group device such that the respective control devices transmit information therebetween respond to platform calls generated behind other elevators. Also, a cage positioned nearby is allocated and is kept on stand-by when there is no call, to which is should answer.