PROBLEM TO BE SOLVED: To spray a chemical on crops to be sprayed with the chemical while preventing contact with other objects.SOLUTION: A chemical spraying device 10 capable of being installed on a working vehicle comprises: a chemical tank 11； a chemical injection part 12 for injecting a chemical supplied from the chemical tank 11； a first injection supporting part 31 comprising the chemical injection part 12, and having a vertical posture extending in an up-down direction； and a second injection supporting part 32 extending in a horizontal direction from the side of the chemical tank 11, and supporting the first injection supporting part 31. The second injection supporting part 32 is pivotally supported and connected to the side of the chemical tank 11, and provided so as to be rockable around an axis along the up-down direction.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2020,JPO&INPIT【課題】他物との接触を防止しながら、薬剤散布対象の作物への薬剤散布を行うこと。【解決手段】作業車両に搭載可能な薬剤散布装置１０であって、薬剤タンク１１と、その薬剤タンク１１から供給される薬剤を噴出させる薬剤噴出部１２と、薬剤噴出部１２を有し、上下方向に延びる縦向き姿勢の第１噴出支持部３１と、薬剤タンク１１側から水平方向に延びて第１噴出支持部３１を支持する第２噴出支持部３２とが備えられ、第２噴出支持部３２は、薬剤タンク１１側に対して枢支連結され、上下方向に沿う軸心周りで揺動自在に備えられている。【選択図】図３
