The invention relates to the related technical field of photoelectric sensing, and discloses a novel elevator leveling photoelectric sensor, which is characterized in that the response time can be consistent with that of a single light beam through a set of receiving and amplifying circuit and skillfully utilizing peak shifting driving in a pulse idle period, and the light reserve can easily exceed 2500% after a reflecting and refracting mirror is omitted; the product assembly is simpler and quicker, the productivity is effectively improved, the cost is saved, and the interference of infrared signals of a remote controller and the like can be shielded by detecting and identifying the peak shifting driving pulse.
本发明涉及光电传感相关技术领域,且公开了一种新型电梯平层光电传感器,本发明通过一套接收放大电路,巧妙利用脉冲空闲时段的错峰驱动,使得响应时间可以做到和单光束一致,省去反光折射镜后使得光备用可以轻松超过2500%,也使得产品装配更加简单快捷,有效提升了产能节省了成本,还通过对错峰驱动脉冲的检测与识别,可以屏蔽遥控器等红外信号的干扰。
Novel elevator leveling photoelectric sensor
一种新型电梯平层光电传感器
2023-04-11
Patent
Electronic Resource
Chinese
Leveling sensor, signal processing method thereof and elevator
European Patent Office | 2021
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