Automatic spraying and cleaning device and method of outdoor photoelectronic imaging lens window

The invention relates to a photoelectronic imaging lens cleaning device and method and in particular to an automatic spraying and cleaning device and method of an outdoor photoelectronic imaging lens window. The invention aims to solve the problem that a camera in an outdoor monitoring long-focus remote video monitoring system which is mounted aloft and in the field is great in cleaning difficulty and high in cleaning cost. The automatic spraying and cleaning device of the outdoor photoelectronic imaging lens window comprises a spraying and cleaning portion and a remote control portion. The automatic spraying and cleaning method of the outdoor photoelectronic imaging lens window provided by the invention automatically spray and clean the photoelectronic imaging lens window by the steps of detecting the climate state by means of a raindrop sensor, a humidity sensor and a temperature sensor and then automatically controlling the cleaning and spraying device by means of a programmable logical controller or remot