NOZZLE DEVICE AND SPRAY CLEANING APPARATUS USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a nozzle device that is capable of jetting a high-pressure washing water, a medium-pressure wax water and a low-pressure foam cleaning agent supplied from a spray type cleaning apparatus through a single spray gun for cleaning and to provide a spray type cleaning apparatus using the same. SOLUTION: In the nozzle device 1 which is fitted to the head of the spray type cleaning apparatus 12, the nozzle device 1 is characterized in that the high-pressure washing water and the medium-pressure wax water are jetted from a smaller bore of a diffusing nozzle 9 and the low-pressure foam cleaning agent that has been foamed is jetted from a larger bore of a nozzle 11 for the foam cleaning agent without bursting the foam by automatically switching a passage within the nozzle device 1 according to the type of the washing water. The spray type cleaning apparatus 12 is provided by using the nozzle device 1.