DEVICE FOR CONTROLLER FLOW RATE IN SPRAYING WORK MACHINE

摘要

PROBLEM TO BE SOLVED: To solve the inconvenience such as the flowering of spraying pressure control capability or the lowering of stirring effect in a liquid chemical tank caused by the generation of pressure loss due to a long pipe line for returning the liquid chemical to a liquid chemical tank from a spray pump or from the spray pump to a nozzle in a spraying work machine. SOLUTION: In the spraying work machine having a boom 40, the liquid chemical tank 24 and the spray pump 4 which are equipped in a traveling machine body 22, a spray quantity control device 3 for the liquid chemical is provided above the spray pump 4, and the spray pump 4 and the spray quantity control device 3 are provided in the vicinity of the liquid chemical tank 24.