To provide a chemical liquid sprayer having a device for cleaning agrochemical container already used and capable of controlling a chemical liquid- spraying nozzle position in a wide range.
This chemical liquid sprayer 1 is equipped with a power spraying means M for sucking a chemical liquid from a chemical liquid tank 8 and spraying the chemical liquid from a chemical liquid-spraying nozzle 25 to a crop or a horticultural plant. In the chemical liquid sprayer 1, a nozzle 13 for cleaning is arranged in the interior of the chemical liquid tank 8 opposite to a cleaning port 11 for agrochemical container provided in the chemical liquid tank 8 and an port edge part 20a of a chemical liquid container 20 already used is covered onto the nozzle 13 for cleaning and the chemical liquid in the chemical liquid tank 8 is used as a cleaning liquid and is sprayed into the agrochemical container 20 to the interior of the container 20. A nozzle seat pipe 26 to which the chemical liquid nozzle 25 is installed side by side and fixed is connected to a supporting member attached to a vehicle body 2 and joint links 36 and 37 in which joints are each provided in the intermediate part are connected between the nozzle seat pipe 26 or an opening and closing shaft 34 and a spindle 38 so as to arbitrarily control an opening angle of the both-side nozzle seat pipe.
AKAMATSU KANJI
KUSUMOTO MASAO
NAKANO TAKANOBU
